1 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
4 * dwarf2out.c (saved_do_cfi_asm): New.
5 (dwarf2out_do_frame): Take it into account.
6 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
8 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
11 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
12 variables initialized from SRAed bit fields.
14 2008-12-10 Martin Guy <martinwguy@yahoo.it>
17 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
18 result will be in an FPU register.
20 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
24 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
25 on the associated SYMBOL_REF_DECL node, if any.
27 2008-12-09 David Daney <ddaney@caviumnetworks.com>
29 * config/mips/sync.md (sync_<optab>_12): Replace
30 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
31 (sync_old_<optab>_12): Remove third paramater to
32 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
33 with MIPS_SYNC_OLD_OP_12_AND.
34 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
35 with MIPS_SYNC_NEW_OP_12_AND.
36 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
37 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
38 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
39 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
40 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
41 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
42 MIPS_SYNC_NEW_OP_12_XOR.
43 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
44 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
45 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
46 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
47 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
48 to implement new __sync_nand semantics.
49 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
50 remove third parameter.
51 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
52 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
53 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
54 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
55 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
56 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
57 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
58 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
60 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
62 * graphite.c (graphite_transform_loops): Always call find_transform ()
63 in ENABLE_CHECKING. So we test these code paths, even if we do not
66 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
68 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
70 2008-12-09 Jakub Jelinek <jakub@redhat.com>
73 * function.h (struct function): Add always_inline_functions_inlined.
74 * ipa-inline.c (cgraph_early_inlining): Set it to true.
75 * tree-optimize.c (execute_fixup_cfg): Likewise.
76 * builtins.c (avoid_folding_inline_builtin): New function.
77 (fold_call_expr): Don't optimize always_inline builtins before
79 (fold_call_stmt): Likewise.
80 (fold_builtin_call_array): Likewise. Don't call
81 fold_builtin_varargs for BUILT_IN_MD builtins.
83 PR tree-optimization/37416
84 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
86 2008-12-09 Janis Johnson <janis187@us.ibm.com>
88 * doc/sourcebuild.texi (Test Directives): Fix formatting.
90 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
92 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
94 * doc/invoke.texi (-fira-region): Describe new option.
95 (-fira-algorithm): Change the values.
97 * ira-conflicts.c (build_conflict_bit_table,
98 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
99 (ira_build_conflicts): Use flag flag_ira_region instead of
100 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
101 base registers for allocnos crossing calls.
103 * flags.h (enum ira_algorithm): Redefine.
104 (enum ira_region): New.
105 (flag_ira_region): New.
107 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
108 instead of flag_ira_algorithm.
110 * toplev.c (flag_ira_algorithm): Change the initial value.
111 (flag_ira_region): New.
113 * ira-int.h (ira_reg_classes_intersect_p,
114 ira_reg_class_super_classes): New.
116 * ira-color.c (update_copy_costs): Use
117 ira_reg_classes_intersect_p. Use right class to find hard reg
119 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
120 (assign_hard_reg): Ditto. Pass additional argument to
121 update_conflict_hard_regno_costs. Do not uncoalesce for priority
123 (allocno_priorities, setup_allocno_priorities,
124 allocno_priority_compare_func): Move before color_allocnos.
125 (color_allocnos): Add priority coloring. Use flag flag_ira_region
126 instead of flag_ira_algorithm.
127 (move_spill_restore): Check classes of the same reg allocno from
129 (update_curr_costs): Use ira_reg_classes_intersect_p.
130 (ira_reassign_conflict_allocnos): Ditto.
132 * opts.c (decode_options): Always set up flag_ira. Set up
133 flag_ira_algorithm. Warn CB can not be used for architecture.
134 (common_handle_option): Modify code for -fira-algorithm. Add code
135 to process -fira-region.
137 * ira-lives.c (update_allocno_pressure_excess_length): Process
139 (set_allocno_live, clear_allocno_live, mark_reg_live,
140 mark_reg_dead, process_bb_node_lives): Ditto.
142 * ira-emit.c (ira_emit): Fix insn codes.
144 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
145 instead of flag_ira_algorithm.
146 (allocno_range_compare_func): Ignore classes for priority
148 (setup_min_max_conflict_allocno_ids): Ditto.
149 (ira_flattening): Use ira_reg_classes_intersect_p.
151 * genpreds.c (write_enum_constraint_num): Output
154 * common.opt (fira-algorithm): Modify.
157 * ira.c (setup_class_hard_regs): Initialize.
158 (setup_cover_and_important_classes): Modify code setting class
159 related info for priority coloring.
160 (setup_class_translate): Ditto.
161 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
162 (setup_reg_class_intersect_union): Rename to
163 setup_reg_class_relations. Add code for setting up new variables.
164 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
165 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
167 * ira-costs.c (common_classes): New.
168 (print_costs): Use flag flag_ira_region instead of
170 (find_allocno_class_costs): Ditto. Use common_classes. Translate
172 (ira_costs): Allocate/deallocate common_classes.
174 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
175 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
178 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
179 smallest_mode_for_size.
181 2008-12-10 Ben Elliston <bje@au.ibm.com>
183 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
185 2008-12-09 Jan Hubicka <jh@suse.cz>
187 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
189 2008-12-09 Jakub Jelinek <jakub@redhat.com>
191 PR tree-optimization/35468
192 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
195 2008-12-09 Richard Guenther <rguenther@suse.de>
197 PR tree-optimization/38445
198 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
200 (emit_alias_warning): Adjust.
202 2008-12-09 Andrew Haley <aph@redhat.com>
204 * fixed-value.c (do_fixed_add): Add comment.
205 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
206 * builtins.c (fold_builtin_sqrt): Likewise.
208 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
211 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
213 * calls.c (nitialize_argument_information): Add fntype argument
214 and use it for calls.promote_function_args.
215 (expand_call): Pass fntype to aggregate_value_p if no fndecl
216 available and pass additional fntype to
217 initialize_argument_information.
218 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
219 to get function abi type.
220 (init_cumulative_args): Use for abi kind detection fntype, when no
223 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
225 * config/s390/s390.md (movti, movdi_64, movdi_31,
226 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
227 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
229 (Integer->BLKmode splitter): Removed.
231 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
233 * config/alpha/alpha.c (alpha_set_memflags): Process memory
234 references in full insn sequence.
236 2008-12-09 Jason Merrill <jason@redhat.com>
238 * gimplify.c (gimplify_init_constructor): Revert to using < rather
239 than <= for sparseness test.
242 * gimplify.c (gimplify_init_constructor): Don't write out a static
243 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
246 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
249 Fix testsuite/gfortran.dg/graphite/id-3.f90.
250 * graphite.c (scopdet_basic_block_info): Fix bug that found some
251 regions more than once.
252 * testsuite/gfortran.dg/graphite/id-3.f90: New.
253 * gcc/testsuite/gcc.dg/graphite/pr38084.c: New.
255 2008-12-09 Ben Elliston <bje@au.ibm.com>
257 * emutls.c (__emutls_get_address): Prototype.
258 (__emutls_register_common): Likewise.
260 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
262 2008-12-09 Ben Elliston <bje@au.ibm.com>
264 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
266 2008-12-08 Steve Ellcey <sje@cup.hp.com>
268 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
269 (nonlocal_goto_receiver): New instruction.
271 2008-12-08 Jakub Jelinek <jakub@redhat.com>
274 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
277 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
278 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
280 2008-12-08 Richard Henderson <rth@redhat.com>
283 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
284 (SET_TYPE_MODE): New.
285 * c-decl.c (parser_xref_tag): Use it.
286 (finish_enum): Likewise.
287 * tree.c (build_pointer_type_for_mode): Likewise.
288 (build_reference_type_for_mode, build_index_type): Likewise.
289 (build_range_type, make_vector_type): Likewise.
290 (build_common_tree_nodes_2): Likewise.
291 * stor-layout.c (compute_record_mode): Likewise.
292 (finalize_type_size, layout_type, make_fract_type): Likewise.
293 (make_accum_type, initialize_sizetypes): Likewise.
294 (vector_type_mode): New.
295 * function.c (allocate_struct_function): Call
296 invoke_set_current_function_hook before querying anything else.
298 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
300 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
302 * alias.c (find_base_term): Synch LO_SUM handling with what
303 find_base_value does.
305 2008-12-08 Andrew Haley <aph@redhat.com>
306 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
308 * gimple.h (gimple_build_try): Fix declaration.
310 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
311 * fixed-value.c (do_fixed_add): Likewise.
312 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
314 2008-12-08 Jakub Jelinek <jakub@redhat.com>
317 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
318 on parallel and task contexts.
320 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
322 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
324 2008-12-07 Richard Guenther <rguenther@suse.de>
326 PR tree-optimization/38405
327 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
328 not sign-extend truth values.
330 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
332 * tree-sra.c (scalarize_use): Create another temporary with the proper
333 type for signed types in the use_all && !is_output bitfield case.
335 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
337 PR rtl-optimization/36365
338 * df-core.c (df_worklist_dataflow_overeager): Remove.
339 (df_worklist_dataflow): Don't call it, use double-queue only.
340 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
342 2008-12-06 Jakub Jelinek <jakub@redhat.com>
345 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
346 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
348 2008-12-07 Ben Elliston <bje@au.ibm.com>
350 * gthr-single.h (__gthread_once): Adjust prototype to match all
351 other gthreads models.
353 2008-12-06 Jakub Jelinek <jakub@redhat.com>
355 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
356 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
359 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
360 operands to mult_type if it isn't narrower than op0's type.
362 2008-12-06 Jan Hubicka <jh@suse.cz>
363 Jakub Jelinek <jakub@redhat.com>
365 PR tree-optimization/38074
366 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
368 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
369 in both dirrection for first match heuristics.
370 (tree_bb_level_predictions): Disable noreturn heuristic when there
371 is no returning path.
373 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
375 PR rtl-optimization/38272
376 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
379 2008-12-05 Jakub Jelinek <jakub@redhat.com>
382 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
383 (pp_c_expression): Likewise.
385 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
388 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
390 2008-12-05 Jakub Jelinek <jakub@redhat.com>
393 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
394 arguments to HOST_WIDE_INT. If type has different signedness
395 than unsignedp or different precision from bitsize, create
396 the right type for BIT_FIELD_REF and cast to type.
397 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
400 2008-03-05 Richard Guenther <rguenther@suse.de>
402 * fold-const.c (fold_truthop): Remove code generating
403 BIT_FIELD_REFs of structure bases.
404 (fold_binary): Likewise.
405 (make_bit_field_ref): Remove.
406 (optimize_bit_field_compare): Remove.
407 (all_ones_mask_p): Remove.
409 2008-12-05 Jakub Jelinek <jakub@redhat.com>
411 * tree-sra.c (sra_explode_bitfield_assignment): Always
412 call unsigned_type_for, if the precision is higher than
413 needed, call build_nonstandard_integer_type.
416 * function.c (assign_parm_find_stack_rtl): If promoted_mode
417 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
421 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
422 only if internal_arg_pointer is a non-virtual pseudo.
424 2008-12-05 Joseph Myers <joseph@codesourcery.com>
426 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
427 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
428 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
430 2008-12-05 Jakub Jelinek <jakub@redhat.com>
432 PR tree-optimization/37716
433 * gimplify.c (gimplify_expr): Allow COND_EXPR if
434 gimplify_ctxp->allow_rhs_cond_expr.
436 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
438 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
439 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
441 (alpha_emit_conditional_branch): Do not generate direct branch
442 for UNORDERED comparisons.
444 2008-12-05 Andreas Schwab <schwab@suse.de>
446 * config/rs6000/linux-unwind.h (frob_update_context): Check for
449 2008-12-05 Jakub Jelinek <jakub@redhat.com>
452 * fold-const.c (fold_checksum_tree): Change buf type to union
455 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
458 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
460 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
462 2008-12-05 Ben Elliston <bje@au.ibm.com>
464 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
466 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
468 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
469 Gary Funck <gary@intrepid.com>
471 * cse.c (lookup_as_function): Delete mode frobbing code.
472 (equiv_constant): Re-implement it there for SUBREGs.
474 2008-12-04 Richard Guenther <rguenther@suse.de>
477 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
478 (tree-ssa-structalias.o): Remove errors.h dependency.
479 (tree-ssa-reassoc.o): Likewise.
480 * tree-ssa-reassoc.c: Do not include errors.h.
481 * tree-ssa-alias-warnings.c: Remove.
482 * tree-ssa-alias.c (compute_may_aliases): Remove call to
483 strict_aliasing_warning_backend.
484 * tree-ssa-structalias.c (emit_pointer_definition): New function.
485 (emit_alias_warning): Likewise.
486 (set_uids_in_ptset): Warn for clear cases of type-punning.
487 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
490 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
492 * cse.c (equiv_constant): Fix pasto.
494 2008-12-04 Nick Clifton <nickc@redhat.com>
496 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
497 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
498 formatting of quotes.
500 2008-12-04 Jakub Jelinek <jakub@redhat.com>
503 * fold-const.c (fold_checksum_tree): Allow modification of
506 2008-12-03 Jakub Jelinek <jakub@redhat.com>
509 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
510 have the right number of arguments.
512 2008-12-03 Richard Guenther <rguenther@suse.de>
515 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
518 2008-12-03 Tomas Bily <tbily@suse.cz>
521 * tree-loop-distribution.c (build_size_arg): New function.
522 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
523 Reorganized generating of stmts.
524 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
525 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
526 Indicate if analysis succeed.
527 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
528 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
529 Uses new definition of dr_analyze_innermost.
531 2008-12-03 Ben Elliston <bje@au.ibm.com>
533 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
535 2008-12-03 Jakub Jelinek <jakub@redhat.com>
537 PR tree-optimization/37716
538 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
539 all the needed operations as trees and gimplify_assign it to dst.
542 * configure.ac (gcc_cv_readelf): Look for readelf.
543 (gcc_cv_as_cfi_advance_working): Check for working
544 cfi advances with code alignment factor > 1.
545 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
547 * configure: Regenerated.
549 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
550 Jakub Jelinek <jakub@redhat.com>
551 Andrew Pinski <andrew_pinski@playstation.sony.com>
553 PR rtl-optimization/38281
554 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
555 set it to NULL_RTX afterwards.
557 * emit-rtl.c (set_insn_deleted): Fix formatting.
559 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
561 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
563 * config/mips/mips.md (IMOVE32): New mode iterator.
564 (movsi): Generalize with IMOVE32.
565 (*movsi_internal): Likewise.
566 (*mov<mode>_mips16): Likewise.
569 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
570 Maxim Kuvyrkov <maxim@codesourcery.com>
572 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
573 PC-relative addressing when compiling for uclinux PIC.
574 (__cmpdf_internal, __cmpsf_internal): Hide.
575 (__cmpdf, __cmpsf): Use PIC call sequence.
577 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
578 Jack Howarth <howarth@bromo.med.uc.edu>
580 * config/i386/t-darwin64: Add m32 multilib support.
582 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
584 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
586 2008-12-02 Jakub Jelinek <jakub@redhat.com>
589 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
590 before using it in POINTER_PLUS_EXPR.
592 2008-12-02 Richard Guenther <rguenther@suse.de>
594 PR tree-optimization/38359
595 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
598 2008-12-02 Martin Jambor <mjambor@suse.cz>
601 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
603 (forward_propagate_addr_into_variable_array_index): Check that the
604 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
605 than the gimple code directly.
607 2008-12-02 Ben Elliston <bje@au.ibm.com>
609 * config/spu/float_disf.c (__floatdisf): Prototype.
610 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
611 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
612 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
614 2008-12-02 DJ Delorie <dj@redhat.com>
616 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
617 (DWARF_CIE_DATA_ALIGNMENT): Define.
619 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
620 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
621 (xstormy16_expand_prologue): Likewise.
622 (xstormy16_expand_builtin_va_start): Likewise.
623 (xstormy16_gimplify_va_arg_expr): Likewise.
625 2008-12-02 Jakub Jelinek <jakub@redhat.com>
628 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
629 potentially returned from folding memcpy.
630 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
631 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
633 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
636 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
637 decoration of function RTL names here on Ada language.
639 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
641 PR rtl-optimization/38280
642 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
643 ira_rebuild_regno_allocno_list): New functions.
644 (regno_allocnos): New static variable.
645 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
646 Call ira_rebuild_regno_allocno_list.
648 2008-12-01 David Daney <ddaney@caviumnetworks.com>
649 Adam Nemet <anemet@caviumnetworks.com>
651 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
652 LINUX_DRIVER_SELF_SPECS.
654 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
656 PR rtl-optimization/37514
657 * reload1.c (reload_as_needed): Invalidate reg_last_reload
660 2008-12-01 Jakub Jelinek <jakub@redhat.com>
663 * c-omp.c (c_finish_omp_for): Only transform pointer
664 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
666 PR rtl-optimization/38245
667 * tree-vrp.c (abs_extent_range): New function.
668 (extract_range_from_binary_expr): Compute range
669 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
670 or includes zero or if vr1 is VR_RANGE and op0 has some
673 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
676 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
677 case by calculating ~(new_reg & val) instead of (~new_reg & val).
678 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
679 to (not:I48MODE (and:I48MODE (...))).
680 (sync_old_nand<mode>): Ditto.
681 (sync_new_nand<mode>): Ditto.
683 2008-12-01 Nick Clifton <nickc@redhat.com>
685 * config/stormy16/stormy16.md (CARRY_REG): New constant.
686 Replace uses of the "y" register class with direct references to
687 the CARRY_REG register.
688 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
689 register with clobbers of the carry register.
690 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
691 (xstormy16_split_cbranch): Remove redundant carry parameter.
692 (xstormy16_expand_arith): Likewise.
693 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
694 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
695 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
696 (CARRY_REGNUM): Define.
697 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
699 (xstormy16_expand_arith): Likewise.
701 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
703 * config/score/score.h (IRA_COVER_CLASSES): Define.
705 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
708 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
709 (divsi3_sp32): Add new alternative with 'K' for operand #2.
710 (cmp_sdiv_cc_set): Factor common string.
711 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
713 (cmp_udiv_cc_set): Factor common string.
715 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
718 * varasm.c (emutls_finish): Fix common registration.
720 2008-11-29 Jakub Jelinek <jakub@redhat.com>
723 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
725 2008-11-29 David Edelsohn <edelsohn@gnu.org>
727 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
728 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
729 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
730 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
731 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
732 Ignore sub-word case for now.
733 (sync_nand<mode>_internal): Represent NAND in RTL.
734 (sync_old_nand<mode): Same.
735 (sync_old_name<mode>_internal): Same.
736 (sync_new_nand<mode>): Same.
737 (sync_new_nand<mode>_internal): Same.
738 (sync_boolcshort_internal): Expect NAND.
740 2008-11-28 Richard Guenther <rguenther@suse.de>
742 PR tree-optimization/37955
743 PR tree-optimization/37742
744 * tree-vect-transform.c (vectorizable_store): Remove assert for
746 (vectorizable_load): Likewise.
748 2008-11-27 Richard Guenther <rguenther@suse.de>
750 * tree-ssa-structalias.c (intra_create_variable_infos): Make
751 a constraint for the static chain parameter.
753 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
755 * config/bfin/bfin.opt (micplb): New option.
756 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
757 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
758 ENABLE_WA_INDIRECT_CALLS): New macros.
759 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
761 (indirect_call_p): New function.
762 (workaround_speculation): Handle anomaly 05-00-0426 when
763 ENABLE_WA_INDIRECT_CALLS is true.
764 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
765 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
766 * doc/invoke.texi (Blackfin Options): Document -micplb.
768 2008-11-26 DJ Delorie <dj@redhat.com>
770 * config/m32c/mov.md ("extendhipsi2"): New.
772 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
774 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
775 * config/m32c/mov.md (zero_extendqihi2): Likewise.
777 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
779 * config/mips/mips.md (clear_hazard): Rename to
780 clear_hazard_<mode>. Use mode-specific addition.
781 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
782 or gen_clear_hazard_di depending on the size of Pmode.
784 2008-11-26 DJ Delorie <dj@redhat.com>
786 * configure.ac: Test m32c-elf-gas for .loc.
787 * configure: Likewise.
789 2008-11-26 Janis Johnson <janis187@us.ibm.com>
792 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
795 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
797 * config/i386/sync.md (memory_barrier_nosse): Disable also for
798 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
799 (memory_barrier): Do not generate memory_barrier_nosse instruction
801 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
803 2008-11-26 Fredrik Unger <fred@tree.se>
805 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
806 function name from __floatundisf.
807 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
810 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
811 Richard Guenther <rguenther@suse.de>
813 PR tree-optimization/37869
814 * tree-ssa-structalias.c (struct constraint_graph): Remove
815 pt_used and number_incoming members.
816 (build_pred_graph): Do not allocate them.
817 (condense_visit): Do not use them.
818 (label_visit): Likewise.
819 (free_var_substitution_info): Do not free them.
821 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
823 * doc/invoke.texi (ira-max-loops-num): Change semantics.
825 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
827 * ira-color.c (allocno_spill_priority): New function.
828 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
829 Print more info about the spilled allocno.
830 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
833 * ira-build.c (loop_node_to_be_removed_p): Remove.
834 (loop_compare_func, mark_loops_for_removal): New functions.
835 (remove_uneccesary_loop_nodes_from_loop_t): Use member
837 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
839 * ira.c (ira): Don't change flag_ira_algorithm.
841 * params.def (ira-max-loops-num): Change the value.
843 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
845 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
846 Disable unsupported alternative for ColdFire,
847 add new alternative that ColdFire can handle.
849 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
851 * regrename.c (merge_overlapping_regs): Add registers artificially
852 defined at the top of the basic block to the set of live ones just
853 before the first insn.
855 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
856 Joey Ye <joey.ye@intel.com>
859 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
860 false if we need to align the outgoing stack.
861 (ix86_update_stack_boundary): Check parm_stack_boundary.
863 2008-11-25 Richard Guenther <rguenther@suse.de>
867 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
868 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
869 in favor of dereferenced_ptrs.
870 (init_alias_info): Adjust.
871 (delete_alias_info): Likewise.
872 (compute_flow_insensitive_aliasing): Properly
873 include all aliased variables.
874 (update_alias_info_1): Use dereferenced_ptrs.
875 (setup_pointers_and_addressables): Likewise.
876 (get_smt_for): Honor ref-all pointers and pointers with known alias
878 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
880 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
883 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
884 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
886 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
888 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
890 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
892 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
894 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
897 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
898 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
900 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
902 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
903 UNSPECV_CMPXCHG_[12].
904 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
905 UNSPECV_CMPXCHG_[12].
908 * config/i386/sync.md (memory_barrier): New expander.
910 2008-11-24 Jakub Jelinek <jakub@redhat.com>
913 * dse.c (find_shift_sequence): Optimize extraction from a constant.
915 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
917 * pa.c (function_arg): Revert 2008-10-26 change.
919 2008-11-23 Helge Deller <deller@gmx.de>
921 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
922 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
923 succeeded and lws_ret is not equal to oldval.
925 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
927 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
929 2008-11-22 Andreas Schwab <schwab@suse.de>
931 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
934 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
936 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
937 Use constant 1 as the operand.
938 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
939 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
940 gen_rdhwr_synci_step_di depending on the size of Pmode.
942 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
945 * config/i386/i386.md (SWI248): New mode iterator.
946 (SWI32): Remove mode iterator.
947 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
948 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
949 iterator. Generate popcnt mnemonic without mode extensions
950 for Darwin x86 targets.
951 (*popcount<mode>2_cmp): Ditto.
952 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
953 extensions for Darwin x86 targets.
955 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
957 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
958 only if HAVE_AS_SPARC_UA_PCREL is defined.
960 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
962 * ira-costs.c (find_allocno_class_costs): Work out the maximum
963 allocno_costs value of the classees with the lowest total_costs
964 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
965 (setup_allocno_cover_class_and_costs): ...rather than here.
966 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
969 2008-11-22 Jakub Jelinek <jakub@redhat.com>
972 * builtins.c (expand_builtin_apply_args): Emit sequence before
973 parm_birth_insn instead of after entry_of_function's first insn.
976 * function.c (assign_parm_remove_parallels): Pass
977 data->passed_type as third argument to emit_group_store.
980 * final.c (mark_symbol_refs_as_used): New function.
981 * output.h (mark_symbol_refs_as_used): New prototype.
982 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
983 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
984 * config/arm/arm.md (consttable_4): Likewise.
987 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
989 2008-11-21 Jakub Jelinek <jakub@redhat.com>
992 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
993 propagate x = &a into *x = b if conversion from b to a's type is
996 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
998 * caller-save.c (insert_one_insn): Take into account REG_INC notes
999 for the liveness computation of the new insn.
1001 2008-11-21 DJ Delorie <dj@redhat.com>
1003 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1004 Moves to/from below100 space (W) can only use r0-r7.
1006 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1009 * doc/invoke.texi (Optimization Options): Fix typo.
1011 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1012 Xuepeng Guo <xuepeng.guo@intel.com>
1014 * config.gcc (extra_headers): For x86 and x86-64, remove
1015 gmmintrin.h, add immintrin.h and avxintrin.h.
1017 * config/i386/gmmintrin.h: Renamed to ...
1018 * config/i386/avxintrin.h: This. Issue an error if
1019 _IMMINTRIN_H_INCLUDED is undedined.
1021 * config/i386/immintrin.h: New.
1023 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1026 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1027 mode of PLUS, not mode of the eliminated register.
1029 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1031 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1032 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1033 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1034 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1035 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1036 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1037 (*nand<mode>3): Rename to *andnot<mode>3.
1038 (*nandtf3): rename to *andnottf3.
1039 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1040 Use CODE_FOR_mmx_andnotv2si3.
1041 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1042 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1043 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1044 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1045 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1047 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1050 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1051 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1052 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1053 to (not:IMODE (and:IMODE (...))).
1054 (sync_old_nand<mode>): Ditto.
1055 (sync_new_nand<mode>): Ditto.
1057 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1059 * config/arm/thumb2.md (thumb2_casesi_internal,
1060 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1062 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1064 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1065 nand to the changed 4.4 semantic.
1067 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1070 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1071 (fold_builtin_memory_op): Handle even the case where just one
1072 of src and dest is an address of a var decl component, using
1073 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1074 and readonly_data_expr src check.
1075 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1078 PR rtl-optimization/36998
1079 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1080 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1081 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1082 stack_adjust_offset callers.
1083 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1085 (compute_barrier_args_size): Handle insns in annulled branches
1088 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1091 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1092 Handle cases when integer argument crosses argument register boundary.
1094 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1097 * config.gcc (i[34567]86-*-solaris2*): Don't include
1098 i386/t-crtstuff here.
1099 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1100 * config/i386/t-sol2: Move to libgcc/config/i386.
1102 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1105 * tlink.c: Include "libiberty.h".
1106 (initial_cwd): Change type into char *.
1107 (tlink_init): Call getpwd instead of getcwd.
1109 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1111 PR rtl-optimization/32283
1112 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1113 of the induction variable to decide whether it may wrap.
1114 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1115 initialization of the bound before the loop.
1116 * simplify-rtx.c (simplify_binary_operation_1): Add two
1117 simplifications regarding AND.
1118 (simplify_plus_minus): Only fail if no simplification is possible.
1119 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1121 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1124 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1125 checking until GIMPLE lowering.
1126 * gimple-low.c (check_call_args): New function.
1127 (lower_stmt) <case GIMPLE_CALL>: Call it.
1129 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1131 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1132 with the same type as the first operand of the AND expression.
1134 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1137 * ira-int.h (struct ira_loop_tree_node): New member
1138 entered_from_non_parent_p.
1140 * ira-color.c (print_loop_title): Print loop bbs.
1142 * ira-emit.c (entered_from_non_parent_p,
1143 setup_entered_from_non_parent_p): New functions.
1144 (not_modified_p): Rename to store_can_be_removed_p. Check there
1146 (generate_edge_moves): Use store_can_be_removed_p instead of
1148 (ira_emit): Call setup_entered_from_non_parent_p.
1150 * ira-build.c (copy_info_to_removed_store_destinations):
1151 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1152 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1153 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1154 update all accumulated attributes.
1156 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1159 * ira-int.h (ira_copy_allocno_live_range_list,
1160 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1161 ira_finish_allocno_live_range_list): New prototypes.
1162 (ira_allocno_live_ranges_intersect_p,
1163 ira_pseudo_live_ranges_intersect_p): Remove.
1165 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1166 ira_pseudo_live_ranges_intersect_p): Rename to
1167 allocnos_have_intersected_live_ranges_p and
1168 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1170 * ira-color.c: ... here
1171 (coalesced_allocno_conflict_p): Use
1172 allocnos_have_intersected_live_ranges_p.
1173 (coalesced_allocnos_living_at_program_points,
1174 coalesced_allocnos_live_at_points_p,
1175 set_coalesced_allocnos_live_points): Remove.
1176 (slot_coalesced_allocnos_live_ranges,
1177 slot_coalesced_allocno_live_ranges_intersect_p,
1178 setup_slot_coalesced_allocno_live_ranges): New.
1179 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1180 (ira_sort_regnos_for_alter_reg): Use
1181 allocnos_have_intersected_live_ranges_p.
1182 (ira_reuse_stack_slot): Use
1183 pseudos_have_intersected_live_ranges_p.
1185 * global.c (pseudo_for_reload_consideration_p): Check
1186 flag_ira_share_spill_slots too.
1188 * ira-build.c (copy_allocno_live_range_list): Rename to
1189 ira_copy_allocno_live_range_list. Make it external.
1190 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1192 (ira_allocno_live_ranges_intersect_p): New.
1193 (ira_finish_allocno_live_range_list): New.
1194 (finish_allocno): Use it.
1195 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1196 (copy_info_to_removed_store_destinations): Ditto. Use
1197 ira_copy_allocno_live_range_list.
1198 (ira_flattening): Use ira_merge_allocno_live_ranges.
1200 * ira.c (too_high_register_pressure_p): New function.
1201 (ira): Switch off sharing spill slots if the pressure is too high.
1203 2008-11-19 Richard Guenther <rguenther@suse.de>
1205 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1206 non-sizetype offsets if their precision matches that of the pointer.
1207 * expr.c (expand_expr_real_1): Always sign-extend the offset
1208 operand of a POINTER_PLUS_EXPR.
1210 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1212 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1213 (mips-sgi-irix[56]*): No need to use fixproto.
1215 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1216 Paul Brook <paul@codesourcery.com>
1218 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1221 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1223 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1225 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1228 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1229 (separate_decls_in_region): Create shared struct even when there
1230 are only reductions.
1232 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1234 * config/picochip/picochip.c (headers): Remove an unnecessary
1237 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1240 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1241 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1243 * config/m68k/m68k.md: Adjust all conditional branches that use the
1244 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1246 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1249 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1250 is a register or zero operand in the correct mode before generating
1251 mtch1 insn or a register operand in the correct mode before generating
1253 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1255 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1257 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1258 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1259 mipsisa*-*-elf*. Handle mipsisa64r2*.
1260 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1261 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1263 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1264 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1266 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1267 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1268 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1271 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1274 * config/i386/i386.md (allocate_stack_worker_32,
1275 allocate_stack_worker_64): Don't use match_dup between input and
1277 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1278 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1280 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1282 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1283 is forced when trying to do a symbol link for it.
1285 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1287 * expmed.c (extract_bit_field_1): Also use a temporary and
1288 convert_extracted_bit_field when the conversion from ext_mode to
1289 the target mode requires explicit truncation.
1291 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1293 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1295 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1296 registers when not optimizing.
1298 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1300 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1301 and its associated define_split. Expose the all-d alternative
1302 to the register allocator, but mark it with "?". Mark the first
1303 alternative with "*?*?".
1304 (*mul_sub_si): Likewise.
1305 (*mul_acc_si_r3900): New pattern.
1307 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1310 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1311 propagating x = &a into *x = b, add a cast if not useless
1312 type conversion or don't optimize if another stmt would be
1315 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1318 * optabs.c (expand_sync_operation): Properly handle NAND case
1319 by calculating ~(t1 & val) instead of (~t1 & val).
1320 * builtins.c (expand_builtin_sync_operation): Warn for changed
1321 semantics in NAND builtins.
1322 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1324 * doc/invoke.texi (Warning options): Add Wsync-nand.
1325 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1326 __sync_fetch_and_nand builtin operation in the example. Add a note
1327 about changed semantics in GCC 4.4.
1328 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1329 operation in the example. Add a note about changed semantics in
1332 2008-11-16 Jan Hubicka <jh@suse.cz>
1334 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1337 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1339 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1342 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1345 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1346 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1348 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1349 rather than call_really_used_regs when handling $gp.
1351 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1354 * config/mips/mips.c (machine_function): Update the comment
1355 above global_pointer.
1356 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1357 that a function doesn't need a global pointer.
1358 (mips_current_loadgp_style): Update accordingly.
1359 (mips_restore_gp): Likewise.
1360 (mips_output_cplocal): Likewise.
1361 (mips_expand_prologue): Likewise.
1363 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1365 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1366 parameter. Use DImode for computing the number of registers.
1367 (function_arg): Adjust for above change.
1368 (function_value): Likewise.
1370 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1372 PR tree-optimization/37950
1373 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1374 not computed for the current function.
1376 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1379 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1380 gpr and other COMPONENT_REFs.
1382 2008-11-15 Richard Guenther <rguenther@suse.de>
1384 PR tree-optimization/38051
1385 * tree-ssa-alias.c (update_alias_info_1): Manually find
1388 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1390 * doc/invoke.texi (-mfix-r10000): Document.
1391 * config/mips/mips.opt (mfix-r10000): New option.
1392 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1393 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1394 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1395 (MIPS_SYNC_OP): Likewise.
1396 (MIPS_SYNC_OP_12): Likewise.
1397 (MIPS_SYNC_OLD_OP_12): Likewise.
1398 (MIPS_SYNC_NEW_OP_12): Likewise.
1399 (MIPS_SYNC_OLD_OP): Likewise.
1400 (MIPS_SYNC_NAND): Likewise.
1401 (MIPS_SYNC_OLD_NAND): Likewise.
1402 (MIPS_SYNC_EXCHANGE): Likewise.
1403 (MIPS_SYNC_EXCHANGE_12): Likewise.
1404 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1406 (MIPS_SYNC_NEW_NAND): Likewise.
1407 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1408 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1409 (mips_output_sync_loop): New function.
1410 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1411 Make -mfix-r10000 require branch-likely instructions.
1412 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1413 mips_output_sync_loop.
1414 (compare_and_swap_12): Likewise.
1415 (sync_add<mode>): Likewise.
1416 (sync_<optab>_12): Likewise.
1417 (sync_old_<optab>_12): Likewise.
1418 (sync_new_<optab>_12): Likewise.
1419 (sync_nand_12): Likewise.
1420 (sync_old_nand_12): Likewise.
1421 (sync_new_nand_12): Likewise.
1422 (sync_sub<mode>): Likewise.
1423 (sync_old_add<mode>): Likewise.
1424 (sync_old_sub<mode>): Likewise.
1425 (sync_new_add<mode>): Likewise.
1426 (sync_new_sub<mode>): Likewise.
1427 (sync_<optab><mode>): Likewise.
1428 (sync_old_<optab><mode>): Likewise.
1429 (sync_new_<optab><mode>): Likewise.
1430 (sync_nand<mode>): Likewise.
1431 (sync_old_nand<mode>): Likewise.
1432 (sync_new_nand<mode>): Likewise.
1433 (sync_lock_test_and_set<mode>): Likewise.
1434 (test_and_set_12): Likewise.
1436 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1438 * gcc.c (cc1_options): Fix comment.
1440 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1443 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1444 argtype instead of result_type.
1446 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1448 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1449 subloop_next/next and subloops/childen fields.
1451 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1453 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1454 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1455 (LOCAL_INCLUDE_DIR): Undefine.
1456 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1458 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1460 PR rtl-optimization/37397
1461 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1462 (ALLOCNO_BAD_SPILL_P): New macro.
1464 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1466 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1467 (create_cap_allocno, propagate_allocno_info,
1468 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1469 (update_bad_spill_attribute): New function.
1470 (ira_build): Call it.
1472 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1474 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1476 PR tree-optimization/38104
1477 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1478 before calling mark_symbols_for_renaming, not after it.
1480 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1482 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1483 (OVERRIDE_OPTIONS): Likewise.
1485 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1486 Andrew Stubbs <ams@codesourcery.com>
1487 Gunnar Von Boehn <gunnar@genesi-usa.com>
1490 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1491 the shorter LEA insn over ADD.L where possible.
1493 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1495 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1496 systems, which are assumend to always provide SSP-support in glibc.
1497 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1499 * configure: Regenerate.
1501 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1504 * function.c (gimplify_parameters): For callee copies parameters,
1505 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1507 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1510 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1511 x86 parts into the `i[34567]86-*-linux*' and parts that are
1512 independent of the processor architecture into the `*-*-linux*' cases.
1513 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1514 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1515 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1516 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1517 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1518 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1519 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1521 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1523 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1524 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1525 (ls2_idiv): Likewise idiv3.
1526 (ls2_prefetch): New reservation.
1527 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1528 * config/mips/mips.md (type): Add imul3nc and idiv3.
1529 (length): Handle idiv3.
1530 (any_mod): New code_iterator.
1531 (u): Handle MOD and UMOD.
1532 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1533 (prefetch): Handle TARGET_LOONGSON_2EF.
1535 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1538 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1539 (prune_unused_types_walk): Call it for non-perennial local classes.
1540 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1541 entry, just set it to 2 and recurse on children, don't walk attributes
1544 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1546 * c-common.c (warn_about_parentheses): Add missing whitespace
1549 2008-11-13 Paul Brook <paul@codesourcery.com>
1551 * doc/invoke.texi: Document --fix-cortex-m3.
1552 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1553 Cortex-M3 cpu is selected.
1554 (output_move_double): Avoid overlapping base register and first
1555 destination register when fix_cm3_ldrd.
1556 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1558 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1561 * gimple.h (gimple_range_check_failed): Remove prototype.
1562 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1564 (gimple_range_check_failed): Removed.
1566 2008-11-13 Andrew Haley <aph@redhat.com>
1569 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1572 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1576 2007-05-07 Mike Stump <mrs@apple.com>
1577 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1578 also checks for and while statements in C++.
1580 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1583 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1584 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1585 - which clones are reachable - as "abstract and needed".
1586 * cgraph.c (cgraph_release_function_body): If a node is
1587 "abstract and needed", do not release its DECL_INITIAL() content
1588 that will be needed to emit debug info.
1590 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1593 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1594 to set HAVE_GETIPINFO.
1595 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1596 * configure: Regenerate.
1597 * config.in: Regenerate.
1599 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1602 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1604 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1607 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1608 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1610 2008-11-12 Jason Merrill <jason@redhat.com>
1613 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1616 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1618 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1619 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1621 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1622 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1624 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1626 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1627 packed-stack special handling.
1628 (FRAME_ADDR_RTX): Add definition.
1630 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1633 * fold-const.c (native_encode_string): New function.
1634 (native_encode_expr): Use it for STRING_CST.
1636 2008-11-12 DJ Delorie <dj@redhat.com>
1638 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1639 insns if the intermediate value will be used later.
1641 2008-11-12 Andreas Schwab <schwab@suse.de>
1643 * config/m68k/m68k.c (print_operand): Mask off extra extension
1644 bits when writing out the representation of real values.
1646 2008-11-12 Ira Rosen <irar@il.ibm.com>
1648 PR tree-optimization/38079
1649 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1652 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1655 * c-pretty-print.c (pp_c_complex_expr): New function.
1656 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1659 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1660 than INNER and INNER is a constant, forcibly align INNER as much
1663 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1665 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1667 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1669 PR rtl-optimization/37363
1670 * simplify-rtx.c (simplify_plus_minus): Don't create
1671 (const (minus ...)) expresisons.
1673 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1675 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1678 2008-11-10 Catherine Moore <clm@codesourcery.com>
1680 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1682 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1683 (BASE_DRIVER_SELF_SPECS): Remove.
1684 (DRIVER_SELF_SPECS): New definition.
1685 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1686 BASE_DRIVER_SELF_SPECS.
1687 * config/mips/sde.h: Likewise.
1688 * config/mips/iris6.h: Likewise.
1689 * config/mips/vr.h: Likewise.
1690 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1692 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1694 PR rtl-optimizations/37948
1695 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1696 (ira_create_copy, ira_add_allocno_copy): New parameter.
1698 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1699 to ira_add_allocno_copy.
1700 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1701 parameter to process_regs_for_copy.
1702 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1703 Fix typo in passing second allocno to ira_add_allocno_copy.
1705 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1706 coalesced allocnos list.
1707 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1709 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1710 (add_ira_allocno_to_ordered_bucket): Rename to
1711 add_allocno_to_ordered_bucket.
1712 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1713 head of coalesced allocnos list.
1714 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1715 Check that it is aready calculated.
1716 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1717 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1719 (coalesce_allocnos): Do extended coalescing too.
1721 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1722 parameter to ira_add_allocno_copy.
1724 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1726 (print_copy): Print copy origination too.
1728 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1731 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1733 PR rtl-optimization/37514
1734 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1735 flag_ira_share_spill_slots to 2 if it's already non-zero.
1736 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1737 flag_ira_share_spill_slots is 2.
1739 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1741 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1742 (prologue_enter_32): Set FB to SP - 4.
1744 2008-11-10 DJ Delorie <dj@redhat.com>
1746 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1747 constraint for single-bit-clear in lower byte of HI constant, vs
1748 Imb which just ignores the upper byte.
1749 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1750 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1751 (iorhi3_16): Check for single bit set, not single bit clear.
1753 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1755 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1757 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1759 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1761 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1762 values living in memory and use more precise alignment information.
1764 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1767 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1768 after __mf_check call if the call must end a bb.
1770 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1774 * combine.c (force_to_mode): Do not process vector types.
1776 * rtlanal.c (nonzero_bits1): Do not process vector types.
1777 (num_sign_bit_copies1): Likewise.
1779 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1781 * config/i386/gnu.h: Add copyright and licensing header.
1782 * config/gnu.h: Likewise.
1784 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1786 * fwprop.c (fwprop_done): Call df_remove_problem.
1788 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1791 * tree-scalar-evolution.c (instantiate_scev_1): Return
1792 chrec_dont_know for VL_EXP_CLASS_P.
1794 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1796 * reg-stack.c (reg_to_stack): Add missing braces in memset
1799 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1801 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1802 (NO_PROFILE_COUNTERS): New define.
1804 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1807 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1809 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1812 * config/sparc/constraints.md (D): New.
1813 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1814 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1816 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1817 Use the 'D' constraint in addition to 'F' in some alternatives.
1818 (DF splitter): Generalize for V64mode.
1819 * doc/md.texi (SPARC): Document the 'D' constraint.
1821 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1823 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1825 2008-11-06 Ben Elliston <bje@au.ibm.com>
1827 * gcc.c: Remove ancient comment about a bug in Sun cc.
1829 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1831 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1833 2008-11-06 Ben Elliston <bje@au.ibm.com>
1835 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1837 2008-11-06 Ben Elliston <bje@au.ibm.com>
1839 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1842 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1845 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1848 2008-11-05 Martin Jambor <mjambor@suse.cz>
1851 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1852 pointer arithmetics into array_ref if the array is accessed
1853 through an indirect_ref.
1855 2008-11-05 Richard Guenther <rguenther@suse.de>
1858 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1859 qualified pointer conversion before stripping qualifiers.
1860 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1861 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1862 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1865 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1866 properly canonicalize binary ops.
1867 (forward_propagate_addr_expr_1): Use
1868 may_propagate_address_into_dereference.
1870 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1873 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1874 Initialize uninitialized input registers with a NaN.
1876 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1880 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1882 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1886 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1887 exits and conditions.
1888 * testsuite/gcc.dg/graphite/pr37943.c: New.
1890 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1891 Andrew Pinski <andrew_pinski@playstation.sony.com>
1894 * c-common.c (warn_for_sign_compare): For complex result_type
1895 use component's type.
1897 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1899 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1901 * print-tree.c (print_node): Don't print DECL_INITIAL
1905 * c-common.c (parse_optimize_options): Save and restore
1906 flag_strict_aliasing around decode_options call.
1908 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1910 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1911 (host_detect_local_cpu): Use it instead of casted strings to
1912 compare vendor signatures.
1914 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1917 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1918 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1920 2008-11-03 Catherine Moore <clm@codesourcery.com>
1922 * config/mips.c (mips_conditional_register_usage): Handle the
1923 DSP control register.
1924 * doc/extend.texi: Document the DSP control register.
1926 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1927 Jakub Jelinek <jakub@redhat.com>
1929 * omp-low.c (expand_omp_for_generic): If iter_type has different
1930 precision than type and type is a pointer type, cast n1 and n2
1931 first to an integer type with the same precision as pointers
1932 and only afterwards to iter_type.
1934 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1936 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1937 (UNSPEC_GOTSYM_OFF): New unspec.
1938 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1939 (pic_add_dot_plus_eight): Likewise.
1940 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1941 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1942 UNSPEC_PIC_BASE operands.
1943 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1944 (arm_output_addr_const_extra): Handle it.
1946 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1948 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1949 integer class to full integer class if the offset is not word-aligned.
1951 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1954 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1956 (doloop_optimize): Update call to doloop_modify.
1958 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1960 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1962 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1965 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1966 gcc_cv_as_cfi_directive.
1967 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1968 merging read-only and read-write sections or assembler emits
1969 read-write .eh_frame sections.
1970 * configure: Regenerate.
1972 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1975 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1977 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1979 (rs6000_emit_prologue): Invert logic.
1980 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1981 (reg:P 11) instead of match_operand.
1982 (*save_fpregs_<mode>): Likewise.
1983 (*restore_gpregs_<mode>): Likewise.
1984 (*return_and_restore_gpregs_<mode>): Likewise.
1985 (*return_and_restore_fpregs_<mode>): Likewise.
1986 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1987 (reg:P 11) insted of match_operand.
1988 (*restore_gpregs_spe): Likewise.
1989 (*return_and_restore_gpregs_spe): Likewise.
1991 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1993 PR tree-optimization/37684
1994 * gcc.dg/graphite/pr37684.c: New.
1995 * graphite.c (exclude_component_ref): New.
1996 (is_simple_operand): Call exclude_component_ref.
1998 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2000 PR tree-optimization/36908
2001 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2002 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2003 (number_of_rw_in_partition): New.
2004 (partition_contains_all_rw): New.
2005 (ldist_gen): Do not distribute when one of the partitions
2006 contains all the memory operations.
2008 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2010 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2011 EDGE_IRREDUCIBLE_LOOP.
2013 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2015 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2016 where we have one entry point in the loop which isn't the head.
2018 2008-11-03 Richard Guenther <rguenther@suse.de>
2021 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2023 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2026 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2027 for ipa and simple ipa passes.
2029 2008-11-02 Richard Guenther <rguenther@suse.de>
2031 PR tree-optimization/37542
2032 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2033 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2034 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2035 (vn_nary_op_insert_stmt): Likewise.
2036 (visit_use): Likewise.
2038 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2040 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2042 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2043 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2044 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2045 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2046 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2047 peephole2's): Replace unspec with rotate.
2048 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2050 2008-11-02 Richard Guenther <rguenther@suse.de>
2052 PR tree-optimization/37991
2053 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2054 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2055 (set_ssa_val_to): Print if the value changed.
2056 (simplify_binary_expression): Strip useless conversions.
2058 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2061 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2064 2008-11-01 Richard Guenther <rguenther@suse.de>
2067 * builtins.c (fold_builtin_strspn): Return a size_t.
2068 (fold_builtin_strcspn): Likewise.
2070 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2072 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2073 attribute for struct return convention.
2075 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2077 * config/rs6000/crtsavres.asm: Really, really delete.
2079 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2081 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2083 (rs6000_emit_prologue): Invert logic.
2084 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2085 (reg:P 11) instead of match_operand.
2086 (*save_fpregs_<mode>): Likewise.
2087 (*restore_gpregs_<mode>): Likewise.
2088 (*return_and_restore_gpregs_<mode>): Likewise.
2089 (*return_and_restore_fpregs_<mode>): Likewise.
2090 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2091 (reg:P 11) insted of match_operand.
2092 (*restore_gpregs_spe): Likewise.
2093 (*return_and_restore_gpregs_spe): Likewise.
2095 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2097 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2098 list of word switches that take args.
2100 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2102 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2103 (s390_output_pool_entry): Call it through for_each_rtx.
2106 * expr.c (store_constructor): For vectors, if target is a MEM, use
2107 target's MEM_ALIAS_SET instead of elttype alias set.
2109 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2112 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2115 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2118 * config/rs6000/predicates.md (word_offset_memref_operand):
2119 Restructure code and look inside auto-inc/dec addresses.
2121 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2124 * libgcov.c ( __gcov_indirect_call_profiler): Check
2125 TARGET_VTABLE_USES_DESCRIPTORS.
2127 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2129 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2130 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2131 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2132 offset if eliminating soft frame pointer.
2133 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2134 (stack_protect_test_si): Add initial machine description
2135 for Stack Smashing Protector
2137 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2140 * c-common.c (min_precision): Move to...
2141 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2142 * tree.h (tree_int_cst_min_precision): Declare.
2143 * c-common.h (min_precision): Delete declaration.
2144 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2145 multiplication of non-negative integer constants.
2146 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2147 tree_int_cst_min_precision.
2148 (finish_enum): Likewise.
2150 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2153 * convert.c (convert_to_real): Do not optimize conversions of
2154 binary arithmetic operations between binary and decimal
2155 floating-point types. Consider mode of target type in determining
2156 decimal type for arithmetic. Unless
2157 flag_unsafe_math_optimizations, do not optimize binary conversions
2158 where this may change rounding behavior.
2159 * real.c (real_can_shorten_arithmetic): New.
2160 * real.h (real_can_shorten_arithmetic): Declare.
2162 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2164 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2165 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2166 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2168 (must_save_p): For some workarounds, interrupts need to clobber a
2170 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2171 and LC1 for WA_05000257.
2172 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2173 WA_05000283 and WA_05000315.
2174 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2175 (movbi): Add alternative to set CC to 1; improve code for setting
2177 (dummy_load): New pattern.
2179 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2182 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2183 BLKmode for non-memory, convert using a wider MODE_INT mode
2187 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2188 that haven't been removed yet.
2190 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2192 * config/bfin/bfin.c (struct machine_function): New member
2193 has_loopreg_clobber.
2194 (bfin_expand_movmem): Set it when generating memcpy insns.
2195 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2196 expand_epilogue_reg_restore): If we have hardware loops,
2197 memcpy insns (indicated by has_loopreg_clobber) or function
2198 calls, we need to save the loop registers.
2200 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2202 * config/i386/i386.c (core2_cost): Fix typos in comments.
2204 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2207 * combine.c (make_compound_operation): Don't call make_extraction with
2208 non-positive length.
2209 (simplify_shift_const_1): Canonicalize count even if complement_p.
2211 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2213 * convert.c (strip_float_extensions): Do not remove or introduce
2214 conversions between binary and decimal floating-point types.
2216 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2219 * fold-const.c (distribute_bit_expr): Convert common, left and
2220 right arguments to type.
2222 2008-10-28 Nick Clifton <nickc@redhat.com>
2224 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2225 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2226 call_really_used_regs array rather than the call_used_regs array.
2227 (mn10300_get_live_callee_saved_regs, expand_prologue,
2228 expand_epilogue, output_tst): Likewise.
2230 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2233 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2234 (df_get_entry_block_def_set): Neither here.
2235 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2237 PR tree-optimization/37879
2238 * predict.c (tree_estimate_probability): Check if last_stmt is
2239 non-NULL before dereferencing it.
2241 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2243 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2244 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2245 (ira_fast_allocation): Remove the prototype.
2247 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2248 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2249 (color_pass): Modify the updated costs.
2250 (ira_color): Rename to color. Make it static.
2251 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2252 (ira_color): New function.
2254 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2257 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2259 (set_allocno_live, clear_allocno_live, mark_ref_live,
2260 mark_ref_dead): Invalidate corresponding element of
2261 allocno_saved_at_call.
2262 (process_bb_node_lives): Increment last_call_num. Setup
2263 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2264 allocno was already saved.
2265 (ira_create_allocno_live_ranges): Initiate last_call_num and
2266 allocno_saved_at_call.
2268 * ira-build.c (ira_create_allocno): Initiate
2269 ALLOCNO_UPDATED_COVER_CLASS_COST.
2270 (create_cap_allocno, propagate_allocno_info,
2271 remove_unnecessary_allocnos): Remove setting updated costs.
2272 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2274 * ira.c (ira): Don't call ira_fast_allocation.
2276 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2279 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2282 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2284 * ira-int.h (ira_hard_regno_cover_class): New.
2286 * ira-lives.c (mark_reg_live, mark_reg_dead,
2287 process_bb_node_lives): Use ira_hard_regno_cover_class.
2289 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2290 (setup_hard_regno_cover_class): New function.
2291 (ira_init): Call setup_hard_regno_cover_class.
2293 * ira-costs.c (cost_class_nums): Add comment.
2294 (find_allocno_class_costs): Initiate cost_class_nums.
2295 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2297 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2300 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2301 Rename to copy_info_to_removed_store_destinations. Propagate
2302 conflict hard regs and register stack attribute.
2304 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2307 * pa.c (function_arg_padding): Pad complex and vector types
2308 upward in 64-bit runtime.
2309 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2311 2008-10-26 Matthias Klose <doko@ubuntu.com>
2313 * doc/install.texi: Document requirements on antlr.
2315 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2317 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2320 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2323 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2324 is defined, use it to modify the constant offset.
2326 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2328 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2329 and short arguments to the correct location as mandated by the ABI.
2331 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2333 PR rtl-optimization/37769
2334 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2336 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2338 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2339 unwind-dw2-Os-4-200.o.
2341 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2343 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2344 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2346 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2348 PR tree-optimization/36038
2349 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2350 add sizetype IV with initial value zero instead of pointer type.
2352 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2355 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2356 around bit operation.
2357 * profile.c (is_edge_inconsistent): Likewise.
2358 * fold-const.c (truth_value_p): Move from here...
2359 * tree.h (truth_value_p): ... to here.
2360 * c-tree.h (c_expr): Update description of original_code.
2361 * c-typeck.c (parser_build_unary_op): Set original_code.
2362 (parser_build_binary_op): Update call to warn_about_parentheses.
2363 * c-common.c (warn_about_parentheses): Take two additional
2364 arguments of the operands. Use a switch. Quote operators
2365 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2366 Add warning about !x | y and !x & y.
2367 * c-common.h (warn_about_parentheses): Update declaration.
2369 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2371 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2372 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2373 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2375 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2376 (check-%): For test targets listed in lang_checks_parallelized
2377 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2378 run the testing in multiple make goals, possibly parallel, and
2379 afterwards run dg-extract-results.sh to merge the sum and log files.
2381 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2383 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2384 (mips_move_to_gpr_cost): Likewise.
2385 (mips_move_from_gpr_cost): Likewise.
2386 (mips_register_move_cost): Make more fine-grained.
2388 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2390 * graphite.c (graphite_apply_transformations): Check for
2391 -fgraphite-identity.
2392 * toplev.c (process_options): Add graphite_identity.
2393 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2395 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2397 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2398 mulhisihl and mulhisihh builtins.
2400 From Jie Zhang <jie.zhang@analog.com>
2401 * config/bfin/bfin.md (composev2hi): Put operands into vector
2404 2008-10-22 Chao-ying Fu <fu@mips.com>
2406 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2408 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2410 From Mike Frysinger <michael.frysinger@analog.com>
2411 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2412 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2413 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2414 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2415 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2416 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2417 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2418 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2419 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2420 __ADSPBF51x__ for all of them.
2421 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2422 -mcpu bf512, bf514, bf516, and bf518.
2423 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2424 bf512-none, bf514-none, bf516-none, and bf518-none.
2425 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2426 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2427 * doc/invoke.texi (Blackfin Options): Document that
2428 -mcpu now accepts bf512, bf514, bf516, and bf518.
2430 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2433 * fold-const.c (build_range_type): For 1 .. signed_max
2434 range call build_nonstandard_inter_type if signed_type_for
2435 returned a type with bigger precision.
2437 2008-10-22 Richard Guenther <rguenther@suse.de>
2439 * tree.def (COMPLEX_TYPE): Constrain element type.
2440 * tree.c (build_complex_type): Assert that.
2441 * tree-ssa-structalias.c (could_have_pointers): Complex types
2442 cannot have pointers.
2444 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2447 * c-typeck.c (convert_for_assignment): Do not give declaration's
2448 location for builtins. Spell out which type was expected and which
2451 2008-10-22 Nick Clifton <nickc@redhat.com>
2453 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2454 the fdpic register to be a target when running in fdpic mode.
2456 2008-10-22 Rafael Espindola <espindola@google.com>
2458 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2459 newly created statements.
2461 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2464 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2465 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2466 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2468 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2471 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2472 Adjust -mcmodel=medium description for 2005-07-31 changes.
2474 2008-10-22 Jan Hubicka <jh@suse.cz>
2475 Jakub Jelinek <jakub@redhat.com>
2478 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2480 2008-10-21 Richard Henderson <rth@redhat.com>
2483 * emit-rtl.c (get_spill_slot_decl): Export.
2484 * emit-rtl.h (get_spill_slot_decl): Declare.
2485 * var-tracking.c (vt_add_function_parameters): Relax assertion
2486 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2488 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2490 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2491 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2494 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2497 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2498 processed by get_maxval_strlen.
2500 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2503 * tree.c (get_file_function_name): Copy first_global_object_name.
2504 Centralize call to clean_symbol_name.
2506 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2508 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2509 * config/svr4.h (SVR4_ASM_SPEC): New.
2510 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2511 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2513 * doc/invoke.texi (Option Summary): Add -T to linker options.
2514 (Link Options): Document -T.
2516 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2518 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2521 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2524 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2526 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2528 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2531 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2533 * doc/install.texi: Fix typos in previous patch.
2535 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2537 * doc/install.texi: Document in-tree building of gcc and mpfr.
2539 2008-10-19 Richard Guenther <rguenther@suse.de>
2541 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2543 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2546 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2547 (build_enumerator): Convert enumerators that fit in integer to
2550 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2552 * config/i386/i386.md (unnamed peephole2): Do not force memory
2553 operands of arith or logical instructions into registers for
2554 non-TARGET_READ_MODIFY targets.
2556 (ffs_cmove): Change operand 0 predicate to register_operand.
2557 Change operand 1 predicate to nonimmediate_operand.
2559 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2561 2008-10-18 Richard Guenther <rguenther@suse.de>
2563 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2564 VIEW_CONVERT_EXPR case against invalid gimple.
2566 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2568 * c-parser.c (c_parser_binary_expression): Silence the
2569 uninitialized variable warning emitted for binary_loc.
2571 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2573 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2576 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2579 * c-typeck.c (build_unary_op): Use omit_one_operand for
2580 IMAGPART_EXPR of real argument.
2582 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2584 PR tree-optimization/37664
2585 * fold-const.c (fold_binary): When optimizing comparison with
2586 highest or lowest type's value, don't consider TREE_OVERFLOW.
2588 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2591 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2592 * coverage.c: Include tm_p.h.
2593 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2594 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2595 dollar signs from PREFIX.
2596 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2597 instead of manual strip_name_encoding.
2599 2008-10-16 Richard Guenther <rguenther@suse.de>
2602 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2603 volatile qualified functions or methods as relevant.
2605 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2607 PR tree-optimization/37525
2608 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2609 sizetype unsigned constants, both in the case of C and bounds.
2611 2008-10-15 Jan Hubicka <jh@suse.cz>
2613 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2615 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2618 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2619 HARD_REGNO_CALL_PART_CLOBBERED.
2621 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2624 * ira-lives.c (mark_early_clobbers): Remove.
2625 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2626 check_and_make_def_conflicts,
2627 make_early_clobber_and_input_conflicts,
2628 mark_hard_reg_early_clobbers): New functions.
2629 (process_bb_node_lives): Call
2630 make_early_clobber_and_input_conflicts and
2631 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2633 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2634 early clobbers of pseudo-registers.
2636 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2639 * ira-build.c (ira_flattening): Recalculate
2640 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2641 from the scratch instead of the propagation.
2643 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2645 * doc/rtl.texi (const_double): Remove the "addr" operand.
2646 Describe CONST_DOUBLE_* macros under const_double rather
2648 (const_fixed): Fix the operand description.
2649 (const): Add an @findex directive.
2650 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2651 after the constant rtl table.
2652 (fix): Combine floating-point and fixed-point descriptions.
2654 * sched-deps.c (sched_analyze_2): Remove reference to
2657 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2659 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2661 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2662 for UNSPEC_GOTSYM_OFFs.
2663 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2664 (add_GOT_to_pic_reg): Use it.
2665 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2667 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2668 Harsha Jagasia <harsha.jagasia@amd.com>
2670 PR tree-optimization/37485
2671 * graphite.c (gmp_cst_to_tree): Moved.
2672 (iv_stack_entry_is_constant): New.
2673 (iv_stack_entry_is_iv): New.
2674 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2675 (loop_iv_stack_insert_constant): New.
2676 (loop_iv_stack_pop): Use new datatpype.
2677 (loop_iv_stack_get_iv): Same.
2678 (loop_iv_stack_get_iv_from_name): Same.
2679 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2680 (loop_iv_stack_patch_for_consts): New.
2681 (loop_iv_stack_remove_constants): New.
2682 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2683 (translate_clast): Call loop_iv_stack_patch_for_consts and
2684 loop_iv_stack_remove_constants.
2685 (gloog): Use new datatype. Redirect construction edge to end
2686 block to avoid accidental deletion.
2687 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2689 (union iv_stack_entry_data): New. Data in iv stack entry.
2690 (struct iv_stack_entry): New. Datatype for iv stack entries.
2692 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2694 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2695 * graphite.c (free_scop): Same.
2696 (build_scops): Same.
2697 (free_scattering): New.
2698 (build_cloog_prog): Call free_scattering.
2699 (patch_phis_for_virtual_defs): Fix memleak.
2700 (graphite_trans_bb_strip_mine): Same.
2701 (limit_scops): Same.
2703 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2704 Harsha Jagasia <harsha.jagasia@amd.com>
2706 PR tree-optimization/37828
2707 * graphite.c (graphite_trans_loop_block): Do not loop block
2708 single nested loops.
2710 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2712 PR tree-optimization/37686
2713 * tree-loop-linear.c (linear_transform_loops): Build a
2714 loop nest vector. Pass it to lambda_compute_access_matrices.
2715 * tree-data-ref.h (struct access_matrix): Store the loop nest
2716 relative to which it encodes the information.
2717 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2718 (am_vector_index_for_loop): Reimplemented: iterate over the
2719 loop nest for finding the loop index in the access matrix.
2720 (lambda_compute_access_matrices): Update declaration.
2721 * lambda-code.c (build_access_matrix): Pass the loop nest and
2723 (lambda_compute_access_matrices): Same.
2725 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2727 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2728 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2729 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2730 already implies hard float. Also fix several insn condition
2731 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2733 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2736 Based on patches by Laurent Vivier.
2737 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2738 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2739 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2740 dollar sign to underscore.
2741 (ASM_OUTPUT_EXTERNAL): Same.
2742 (ASM_OUTPUT_LABELREF): New.
2743 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2745 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2746 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2747 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2748 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2750 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2752 PR tree-optimization/36881
2753 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2754 that each value doesn't need runtime relocations, for !flag_pic
2755 check that each value is just a valid initializer constant.
2757 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2759 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2760 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2761 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2762 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2764 (REG_CLASS_NAMES): Update accordingly.
2765 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2766 rather than an unpredictable descriptive string.
2767 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2768 (mips_register_move_cost): Check for specific COP*_REGS classes,
2769 instead of ALL_COP_AND_GR_REGS.
2770 (mips_ira_cover_classes): New function.
2771 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2772 (TARGET_IRA_COVER_CLASSES): Define.
2774 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2777 * tree.c (build_type_attribute_qual_variant): Hash on the
2778 unqualified type, and don't overwrite an existing
2779 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2780 allow distinguishing between wchar_t and its underlying type. This
2781 also means that we'll retain a little more typedef information.
2783 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2784 Dmitry Melnik <dm@ispras.ru>
2785 Dmitry Zhurikhin <zhur@ispras.ru>
2786 Alexander Monakov <amonakov@ispras.ru>
2787 Maxim Kuvyrkov <maxim@codesourcery.com>
2789 * target.h (struct gcc_target): Update prototypes of needs_block_p
2791 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2792 * sel-sched.c (create_speculation_check): Likewise.
2793 * doc/tm.texi: Provide documentation for new target hooks.
2795 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2796 (ia64_gen_spec_insn): Removed.
2797 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2798 ia64_gen_spec_check): New static functions.
2799 (ia64_alloc_sched_context, ia64_init_sched_context,
2800 ia64_set_sched_context, ia64_clear_sched_context,
2801 ia64_free_sched_context, ia64_get_insn_spec_ds,
2802 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2803 (ia64_needs_block_p): Change prototype.
2804 (ia64_gen_check): Rename to ia64_gen_spec_check.
2805 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2806 into declaration, add special memory dependencies handling.
2807 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2808 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2809 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2810 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2811 Define new target hooks.
2812 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2813 (ia64_optimization_options): Turn on selective scheduling with -O3,
2814 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2815 default with selective scheduling.
2816 (ia64_override_options): Initialize align_loops and align_functions
2817 to 32 and 64, respectively. Set global selective scheduling flags
2818 according to target-dependent flags.
2819 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2820 (group_barrier_needed): Use new mstop-bit-before-check flag.
2822 (dfa_state_size): Make global.
2823 (spec_check_no, max_uid): Remove.
2824 (mem_ops_in_group, current_cycle): New variables.
2825 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2826 Initialize new variables.
2827 (is_load_p, record_memory_reference): New functions.
2828 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2830 (ia64_variable_issue): Change use of current_sched_info to
2831 sched_deps_info. Update comment. Note if a load or a store is issued.
2832 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2833 advance if maximal number of loads or stores was issued on current
2835 (scheduled_good_insn): New static helper function.
2836 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2837 a group barrier is needed. Fix vertical spacing. Guard the code
2838 doing state transition with last_scheduled_insn check.
2839 Mark that a stop bit should be before current insn if there was a
2840 cycle advance. Update current_cycle and mem_ops_in_group.
2841 (ia64_h_i_d_extended): Change use of current_sched_info to
2842 sched_deps_info. Reallocate stops_p by larger chunks.
2843 (struct _ia64_sched_context): New structure.
2844 (ia64_sched_context_t): New typedef.
2845 (ia64_alloc_sched_context, ia64_init_sched_context,
2846 ia64_set_sched_context, ia64_clear_sched_context,
2847 ia64_free_sched_context): New static functions.
2848 (gen_func_t): New typedef.
2849 (get_spec_load_gen_function): New function.
2850 (SPEC_GEN_EXTEND_OFFSET): Declare.
2851 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2852 (get_mode_no_for_insn): Change the condition that prevents use of
2853 special hardware registers so it can now handle pseudos.
2854 (get_spec_unspec_code): New function.
2855 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2856 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2857 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2858 during selective scheduling.
2859 (ia64_speculate_insn): Use ds_get_speculation_types when
2860 determining whether we need to change the pattern.
2861 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2862 (ia64_spec_check_src_p): Support new speculation/check codes.
2863 (struct bundle_state): New field.
2864 (issue_nops_and_insn): Initialize it.
2865 (insert_bundle_state): Minimize mid-bundle stop bits.
2866 (important_for_bundling_p): New function.
2867 (get_next_important_insn): Use important_for_bundling_p.
2868 (bundling): When shifting TImode from unimportant insns, ignore
2869 also group barriers. Assert that best state is found before
2870 the backward bundling pass. Print number of mid-bundle stop bits.
2871 Minimize mid-bundle stop bits. Check correct calculation of
2872 mid-bundle stop bits.
2873 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2874 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2876 (sel2_run): New variable.
2877 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2878 selective scheduling pass instead of schedule_ebbs.
2880 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2881 (UNSPEC_LDS_A): New UNSPEC.
2882 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2883 movti_internal, movsf_internal, movdf_internal,
2884 movxf_internal): Make visible. Add speculable* attributes.
2885 (output_c_nc): New mode attribute.
2886 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2887 mov<mode>_nc, zero_extend<mode>di2_nc,
2888 advanced_load_check_nc_<mode>): New insns.
2889 (zero_extend*): Add speculable* attributes.
2891 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2892 (msched-stop-bits-after-every-cycle): Likewise.
2893 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2895 (msched-spec-verbose): Remove.
2896 (msched-prefer-non-data-spec-insns,
2897 msched-prefer-non-control-spec-insns,
2898 msched-count-spec-in-critical-path,
2899 msel-sched-dont-check-control-spec): Use Target Report Var
2900 instead of Common Report Var.
2902 * config/ia64/itanium2.md: Remove incorrect bypass.
2904 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2906 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2909 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2910 and -fhelp=separate.
2912 2008-10-14 Ben Elliston <bje@au.ibm.com>
2914 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2916 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2918 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2921 2008-10-13 Matthias Klose <doko@ubuntu.com>
2923 * config/pa/linux-atomic.c: Work around missing header file
2924 for hppa64-linux-gnu targets.
2926 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2927 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2928 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2929 Grace Cao <grace_cao@playstation.sony.com>
2931 * doc/invoke.texi (-mgen-cell-microcode): Document.
2932 (-mwarn-cell-microcode): Document.
2933 * cfglayout.c (locator_location): Export.
2934 * rtl.h (locator_location): Define prototype.
2935 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2937 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2938 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2939 (mwarn-cell-microcode): New option.
2940 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2941 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2942 cell and not already set.
2943 Turn off string instructions if not generating cell microcode.
2944 (rs6000_final_prescan_insn): New function that warns about microcoded
2946 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2947 * config/rs6000/rs6000.md
2948 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2949 the instruction would have been microcoded on the Cell. Set
2950 cell_micro to always on unnamed patterns for the string instructions.
2951 (cell_micro): Update definition, remove load/store conditional
2953 (sign_extend:DI): Define new pattern for non microcoded version.
2954 (sign_extend:SI): Likewise.
2955 (compare (div:P)): Set cell_micro to not.
2956 (andsi3): Define as an expand.
2957 (andsi3_mc): New pattern.
2958 (andsi3_nomc): New pattern.
2959 (andsi3_internal0_nomc): New pattern.
2960 (andsi3_internal2): Rename to ...
2961 (andsi3_internal2_mc): this and enable iff generating microcode.
2962 (andsi3_internal3): Rename to ...
2963 (andsi3_internal3_mc): this and enable iff generating microcode.
2964 (andsi3_internal4): Enable iif generating microcode.
2965 (andsi3_internal5): Rename to ..
2966 (andsi3_internal5_mc): this and enable iff generating microcode.
2967 (andsi3_internal5_nomc): New pattern.
2968 (extzvdi_internal1): Enable iff generating microcode.
2969 (extzvdi_internal2): Likewise.
2970 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2971 (anddi3): Change to expand.
2972 (anddi3_mc): Rename from anddi3.
2973 (anddi3_no_mc): New pattern.
2974 (anddi3_internal2): Rename to ..
2975 (anddi3_internal2_mc): this and enable iff generating microcode.
2976 (anddi3_internal2_nomc): New pattern.
2977 (anddi3_internal3): Rename to ..
2978 (anddi3_internal3_mc): this and enable iff generating microcode.
2979 (anddi3_internal3_nomc): New pattern.
2980 (movti_string): Set cell_micro to always if TARGET_STRING.
2981 (stmsi8): Set cell_micro to always.
2987 (stmsi8_power): Likewise.
2988 (stmsi7_power): Likewise.
2989 (stmsi6_power): Likewise.
2990 (stmsi5_power): Likewise.
2991 (stmsi4_power): Likewise.
2992 (stmsi3_power): Likewise.
2993 (movsi_update2): Enable iff generating microcode.
2994 (movhi_update3): Likewise.
2995 (lmw): Set cell_micro to always.
2997 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2999 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3000 * config/s390/s390.c (machine_function): Remove
3001 decomposed_literal_pool_addresses_ok_p.
3002 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3003 the difference of two labels.
3004 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3005 (s390_pool_offset): New function.
3006 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3007 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3009 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3011 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3012 (powerpc*-*-linux-gnu*): Describe.
3013 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3014 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3015 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3016 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3017 config/rs6000/e500crtres32gpr.asm,
3018 config/rs6000/e500crtres64gpr.asm,
3019 config/rs6000/e500crtres64gprctr.asm,
3020 config/rs6000/e500crtrest32gpr.asm,
3021 config/rs6000/e500crtrest64gpr.asm,
3022 config/rs6000/e500crtresx32gpr.asm,
3023 config/rs6000/e500crtresx64gpr.asm,
3024 config/rs6000/e500crtsav32gpr.asm,
3025 config/rs6000/e500crtsav64gpr.asm,
3026 config/rs6000/e500crtsav64gprctr.asm,
3027 config/rs6000/e500crtsavg32gpr.asm,
3028 config/rs6000/e500crtsavg64gpr.asm,
3029 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3030 * config/rs6000/crtsavres.asm: Really remove.
3032 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3035 * c-format.c (convert_format_name_to_system_name): Use
3036 TARGET_OVERRIDES_FORMAT_INIT.
3037 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3038 * config/i386/mingw.opt: New.
3039 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3040 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3041 (ms_printf_length_specs): Removed const specifier.
3042 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3043 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3045 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3047 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3048 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3050 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3053 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3054 sure that ref has valid bb.
3056 2008-10-12 Richard Henderson <rth@redhat.com>
3059 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3060 * alias.c (value_addr_p, stack_addr_p): Remove.
3061 (nonoverlapping_memrefs_p): Remove IRA special case.
3062 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3063 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3064 * reload1.c (alter_reg): Use it.
3066 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3068 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3069 of registers instead of eax, ebx, ecx and edx. Use for loop
3070 and check register for non-zero value before the call
3071 to decode_caches_intel.
3073 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3075 PR rtl-optimization/37448
3076 * df.h: (df_ref_class): New enum.
3077 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3078 (struct df_ref): Replaced with union df_ref_d.
3079 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3080 New members of df_ref_d union.
3081 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3082 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3083 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3084 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3085 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3086 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3087 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3088 (df_scan_bb_info, df_bb_regno_first_def_find,
3089 df_bb_regno_last_def_find, df_find_def, df_find_use,
3090 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3091 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3092 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3093 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3094 Replaced struct df_ref * with df_ref.
3095 * df-scan.c (df_collection_rec, df_null_ref_rec,
3096 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3097 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3098 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3099 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3100 df_reorganize_refs_by_reg_by_reg,
3101 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3102 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3103 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3104 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3105 df_bb_refs_record, df_exit_block_uses_collect,
3106 df_record_exit_block_uses, df_reg_chain_mark,
3107 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3108 df_ref * with df_ref.
3109 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3110 df_ref_class parameter.
3111 (df_scan_problem_data): Added new pools for different types of refs.
3112 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3113 df_ref_create_structure): Processed new ref pools.
3114 (df_scan_start_dump): Added counts of refs and insns.
3115 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3116 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3117 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3118 code to pass df_ref_class down to ref creation functions.
3119 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3120 df_reg_chain_mark): Use macros to hide references to df_refs.
3121 (df_ref_chain_change_bb): Removed.
3122 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3123 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3124 Enhanced to understand df_ref union structure.
3125 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3126 all_uses_available_at, update_df, try_fwprop_subst,
3127 forward_propagate_subreg, forward_propagate_and_simplify,
3128 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3129 df_ref * with df_ref.
3130 (use_killed_between, all_uses_available_at): Use macros to hide
3131 references to df_refs.
3132 * regstat.c (regstat_bb_compute_ri,
3133 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3135 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3136 see_handle_relevant_refs, see_analyze_one_def,
3137 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3138 struct df_ref * with df_ref.
3139 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3140 global_conflicts): Replaced struct df_ref * with df_ref.
3141 * ddg.c (create_ddg_dep_from_intra_loop_link,
3142 add_cross_iteration_register_deps, build_inter_loop_deps):
3143 Replaced struct df_ref * with df_ref.
3144 (create_ddg_dep_from_intra_loop_link,
3145 add_cross_iteration_register_deps): Use macros to hide references
3147 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3148 df_ref * with df_ref.
3149 * df-core.c (df_bb_regno_first_def_find,
3150 df_bb_regno_last_def_find, df_find_def, df_find_use,
3151 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3152 debug_df_ref): Replaced struct df_ref * with df_ref.
3153 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3154 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3156 * web.c (union_defs, entry_register, replace_ref, web_main):
3157 Replaced struct df_ref * with df_ref.
3158 (union_defs, replace_ref): Use macros to hide references to df_refs.
3159 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3160 Replaced struct df_ref * with df_ref.
3161 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3162 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
3163 Replaced struct df_ref * with df_ref.
3164 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3165 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3167 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3168 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3169 df_compute_accessed_bytes_strict_low_part,
3170 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3171 Replaced struct df_ref * with df_ref.
3172 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3173 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3174 df_ref * with df_ref.
3175 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3176 check_dependency, check_dependencies, record_uses): Replaced
3177 struct df_ref * with df_ref.
3178 (invariant_for_use, check_dependency): Use macros to hide
3179 references to df_refs.
3180 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3181 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3182 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3183 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3184 references to df_refs.
3185 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3187 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3188 * df-problems.c (df_rd_bb_local_compute_process_def,
3189 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3190 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3191 df_chain_remove_problem, df_chain_create_bb_process_use,
3192 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3193 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3194 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3195 df_byte_lr_simulate_artificial_refs_at_top,
3196 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3197 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3198 df_simulate_uses, df_simulate_artificial_refs_at_end,
3199 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3201 (df_chain_dump): Use macros to hide references to df_refs.
3202 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3203 df_ref * with df_ref.
3204 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3205 mark_artificial_uses, mark_reg_dependencies,
3206 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3208 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3210 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3212 (array_ref_element_size): Likewise.
3213 (array_ref_low_bound): Likewise.
3214 (array_ref_up_bound): Likewise.
3215 * expr.c (contains_packed_reference): Likewise.
3216 (array_ref_element_size): Likewise.
3217 (array_ref_low_bound): Likewise.
3218 (array_ref_up_bound): Likewise.
3219 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3220 with ARRAY_RANGE_REF.
3221 (idx_find_step): Likewise.
3222 (idx_record_use): Likewise.
3223 (strip_offset_1): Likewise.
3224 (idx_remove_ssa_names): Likewise.
3226 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3227 Andi Kleen <ak@linux.intel.com>
3229 * config/i386/cpuid.h (__cpuid_count): New defines.
3230 * config/i386/driver-i386.c (struct cache_desc): New structure.
3231 (describe_cache): Use struct cache_desc to pass cache descriptions.
3232 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3233 (detect_caches_amd): Use struct cache_desc to describe caches.
3234 (decode_caches_intel): Use struct cache_desc to pass cache
3235 descriptions. Update descriptions to match latest (rev -032,
3236 December 2007) CPUID documentation. Do not check valid bit here.
3237 Check for Xeon MP value 0x49 problems.
3238 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3239 Check valid bit before calling decode_caches_intel. Detect number
3240 of times to repeat CPUID instruction.
3241 (detect_caches_cpuid4): New function.
3242 (detect_caches_intel): Depending on max_level, call
3243 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3244 only when other methods fail to provide valid L2 cache description.
3246 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3249 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3250 it to PIC call patterns.
3251 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3252 code generation and attributes from pattern. Change peephole2 to
3253 split for noreturn case. Revise split pattern for non noreturn case.
3254 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3255 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3256 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3259 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3261 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3262 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3264 (divdf3): Reformat long line.
3266 2008-10-11 Michael J. Eager <eager@eagercon.com>
3268 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3270 (rs6000_handle_option): Process -mfpu options.
3271 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3272 (enum fpu_type_t): New.
3273 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3274 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3276 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3277 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3278 * config/rs6000/rs6000.opt (-mfpu): New.
3279 (-mxilinx-fpu): New.
3280 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3281 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3282 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3283 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3284 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3286 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3289 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3290 LO_SUM on Darwin if mode has just one unit.
3292 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3295 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3296 has been optimized out.
3298 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3300 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3301 instead of PIC_DIRECT_ADDR_P.
3302 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3303 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3304 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3305 (PIC_OFFSET_P): Rename to...
3306 (PCREL_SYMOFF_P): ...this.
3307 (PIC_DIRECT_ADDR_P): Delete.
3308 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3310 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3311 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3312 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3313 * config/sh/sh.c (print_operand): Remove CONST handling.
3314 (unspec_caller_rtx_p): Rewrite to use split_const and check
3315 the operands of UNSPEC bases.
3316 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3317 with (unspec [A B] UNSPEC_SYMOFF).
3318 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3319 UNSPEC_PCREL_SYMOFF.
3320 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3321 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3322 (UNSPEC_EXTRACT_U16): Likewise.
3323 (UNSPEC_SYMOFF): Likewise.
3324 (UNSPEC_PCREL_SYMOFF): Likewise.
3325 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3327 (movsi_const_16bit): Likewise.
3328 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3329 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3330 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3331 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3332 with (unspec [A B] UNSPEC_SYMOFF).
3333 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3334 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3335 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3336 (Csu): Likewise UNSPEC_EXTRACT_U16.
3337 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3338 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3340 2008-10-10 Stepan Kasal <skasal@redhat.com>
3342 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3343 for loop strip mining and loop blocking.
3345 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3347 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3348 vary types depending on debug info.
3350 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3352 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3353 before ensuring it's already computed.
3355 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3357 * rtl.h (locator_eq): New decl.
3358 * cfglayout.c (locator_scope): New function.
3359 (insn_scope): Use it.
3360 (locator_eq): New function.
3361 (fixup_reorder_chain): Search for last insn in src bb
3362 that has locator set or first insn in dest bb. Use
3363 locator_eq instead of == to compare locators.
3364 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3365 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3366 == to compare locators.
3368 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3370 * gimple-low.c (lower_function_body, lower_gimple_return,
3371 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3372 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3373 goto_block on edges if goto_locus is known.
3376 * tree.h (get_object_alignment): Declare.
3377 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3378 get_object_alignment if needed.
3379 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3381 (get_object_alignment): ... here. New function. Try harder to
3382 determine alignment from get_inner_reference returned offset.
3384 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3386 * graphite.c (gloog): Don't call find_unreachable_blocks
3387 before delte_unreachable_blocks.
3389 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3390 goto_locus of true_edge into RTL locator.
3392 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3394 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3395 (*jcc_btdi_mask_rex64): Ditto.
3397 (*jcc_btsi_mask): Ditto.
3398 (*jcc_btsi_1): Ditto.
3399 (*jcc_btsi_mask_1): Ditto.
3401 2008-10-08 Paul Brook <paul@codesourcery.com>
3403 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3404 compatible profiler (__gnu_mcount_nc).
3405 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3407 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3409 * config/i386/i386.c (initial_ix86_tune_features): Add
3410 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3411 * config/i386/i386.h (ix86_tune_indices): Likewise.
3412 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3414 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3415 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3416 for FP to FP splitters.
3418 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3420 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3423 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3427 PR rtl-optimization/37341
3428 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3429 to ORIG_BB, pass through ORIG_BB recursively.
3430 (cse_condition_code_reg): Adjust caller.
3432 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3434 * sdbout.c (sdbout_one_type): Treat the value type
3435 CONST_DECL for enumerals.
3437 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3439 * config/i386/i386.md: Remove trailing white spaces.
3441 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3443 PR rtl-optimization/37448
3444 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3445 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3447 (struct output_info) [count]: Renamed total_created and made
3449 (struct output_info) [size]: Renamed total_allocated and made
3451 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3452 Properly keep track of desc->size.
3453 (print_statistics, dump_alloc_pool_statistics): Enhance the
3454 printing of statistics to print the number of elements and to use
3457 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3460 * opts.h (CL_SAVE): Move up to flags range.
3461 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3462 CL_COMMON): Renumber.
3463 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3464 * opts.c (common_handle_option): Revert last change.
3466 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3468 * config/i386/i386-protos.h (ix86_schedule): New.
3470 * config/i386/i386.c (ix86_schedule): New.
3471 (override_options): Add schedule to processor_alias_table. Set
3472 ix86_schedule from the schedule field in processor_alias_table.
3473 (ix86_function_specific_save): Save ix86_schedule.
3474 (ix86_function_specific_restore): Restore ix86_schedule.
3476 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3477 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3480 * config/i386/i386.opt: Add schedule.
3482 * config/i386/ppro.md: Remove generic32.
3484 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3487 * expr.c (count_type_elements): Handle ERROR_MARK.
3489 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3494 * basic-block.h (struct edge_def): Add goto_block field.
3495 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3496 one insn with locus corresponding to edge's goto_locus if !optimize.
3497 * profile.c (branch_prob): Copy edge's goto_block.
3498 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3500 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3501 locator in between the merged basic blocks if !optimize and needed.
3502 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3503 goto_locus into RTL locator. For unconditional jump use that
3504 locator for the jump insn.
3505 (expand_gimple_cond): Convert goto_block and goto_locus into
3506 RTL locator for all remaining edges. For unconditional jump
3507 use that locator for the jump insn.
3508 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3509 there is more than one edge or insn locator along the forwarding
3510 edges and !optimize. If there is just one, set e->goto_locus.
3511 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3513 (move_block_to_fn): Adjust edge's goto_block.
3515 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3518 * expmed.c (expand_mult): Properly check DImode constant in
3521 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3524 * dwarf2out.c (common_block_die_table): New variable.
3525 (common_block_die_table_hash, common_block_die_table_eq): New
3527 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3528 COMMON block in the current scope rather than globally. Optimize
3529 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3530 DW_OP_addr SYMBOL_REF+off.
3532 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3534 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3535 Return true for non-addressable GIMPLE operands.
3537 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3540 * config/i386/i386.c (initial_ix86_tune_features): Remove
3541 X86_TUNE_USE_BIT_TEST.
3542 * config/i386/i386.h (ix86_tune_indices): Likewise.
3543 (TARGET_USE_BIT_TEST): Removed.
3545 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3547 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3549 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3551 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3552 (mul<mode>3_mul3): ... into this new template.
3554 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3556 * gimplify.c (gimplify_arg): Add location argument. Use it.
3557 (gimplify_call_expr): Pass location to gimplify_arg.
3558 (gimplify_modify_expr_to_memcpy): Same.
3559 (gimplify_modify_expr_to_memset): Same.
3561 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3563 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3564 Update calls to build_unary_op and build_indirect_ref for location
3567 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3570 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3571 * c-typeck.c (array_to_pointer_conversion): Pass location to
3573 (function_to_pointer_conversion): Use error_at and warning_at.
3574 (build_indirect_ref): Same.
3575 (build_array_ref): Pass location to build_binary_op.
3576 (parser_build_unary_op): Do not set location after calling
3578 (build_unary_op): Add location argument. Use it throughout. Set
3579 EXPR_LOCATION before returning new tree.
3580 (build_modify_expr): Same.
3581 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3583 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3584 build_indirect_ref, build_modify_expr.
3585 (c_finish_omp_for): Same. Use error_at instead of error.
3586 * c-common.c (c_common_truthvalue_conversion): Pass location to
3588 (warn_for_div_by_zero): Add location argument.
3589 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3590 build_unary_op, warn_for_div_by_zero.
3591 * c-parser.c (c_parser_typeof_specifier): Use
3592 protected_set_expr_location.
3593 (c_parser_statement_after_labels): Same.
3594 (c_parser_condition): Same.
3595 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3596 (c_parser_conditional_expression): Use protected_set_expr_location.
3597 (c_parser_unary_expression): Pass location to build_indirect_ref.
3598 (c_parser_postfix_expression_after_primary): Pass location to
3599 build_indirect_ref, build_unary_op.
3600 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3602 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3604 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3605 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3606 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3608 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3609 (mips_issue_rate): Handle PROCESSOR_R10000.
3610 * config/mips/mips.md (cpu): Add r10000.
3612 * config/mips/10000.md: New file.
3614 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3616 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3617 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3618 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3620 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3622 * config/darwin-protos.h (machopic_function_base_name): Delete.
3623 (machopic_function_base_sym): Likewise.
3624 (machopic_gen_offset): Declare.
3625 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3626 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3627 * config/darwin.c (machopic_function_base_name): Delete.
3628 (machopic_function_base_sym): Likewise.
3629 (gen_pic_offset): Rename to...
3630 (machopic_gen_offset): ...this and remove the pic_base argument.
3631 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3632 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3633 crtl->uses_pic_offset_table.
3634 (machopic_indirect_data_reference): Use new machopic_gen_offset
3636 (machopic_legitimize_pic_address): Likewise.
3637 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3639 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3640 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3641 * config/i386/i386.c (output_set_got): Likewise.
3642 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3644 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3645 (legitimate_address_p): Likewise.
3646 (output_pic_addr_const): Likewise.
3647 (output_addr_const_extra): Likewise.
3648 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3649 match an UNSPEC rather than a MINUS.
3650 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3651 (builtin_setjmp_receiver): Use machopic_gen_offset.
3652 * config/i386/predicates.md (pic_symbolic_operand): Handle
3653 UNSPEC_MACHOPIC_OFFSET.
3655 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3656 Use machopic_gen_offset and machopic_operand_p.
3657 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3658 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3659 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3660 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3661 Set crtl->uses_pic_offset_table.
3663 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3665 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3667 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3668 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3669 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3670 (constant_pool_expr_p): Use split_const and check the base.
3671 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3673 (legitimate_constant_pool_address_p): Check toc_relative_p
3674 instead of constant_pool_expr_p.
3675 (print_operand_address): Always use output_addr_const for
3676 constant pool addresses.
3677 (rs6000_output_addr_const_extra): New function.
3678 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3680 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3684 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3685 (mark_ref_live, mark_ref_dead): Use them.
3686 (def_conflicts_with_inputs_p): Remove.
3687 (mark_early_clobbers): New function.
3688 (process_bb_node_lives): Call preprocess_constraints and
3689 mark_early_clobbers.
3691 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3693 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3695 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3696 lib with -mthread switch.
3698 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3701 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3702 function in two, making it call a new and reusable
3703 dwarf2out_imported_module_or_decl() that takes the containing
3704 BLOCK of the declaration in argument.
3705 (dwarf2out_imported_module_or_decl_real): New function.
3706 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3707 IMPORTED_DECL in account.
3708 * tree.def: Added IMPORTED_DECL node type.
3709 * tree.h: Added accessors for IMPORTED_DECL nodes.
3710 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3712 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3714 * doc/gimple.texi: Fix some typos, wrap some long lines,
3715 fix some broken wraps with continuations.
3716 * tree-ssa-reassoc.c: Fix comment typos.
3718 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3721 * pa.c (legitimize_pic_address): Force function labels to memory in
3724 2008-10-04 Anton Blanchard <anton@samba.org>
3726 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3727 (rs6000_split_atomic_op): Same.
3728 (rs6000_split_compare_and_swap): Same.
3729 (rs6000_split_compare_and_swapqhi): Same.
3731 2008-10-04 Richard Guenther <rguenther@suse.de>
3733 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3734 instead of pointer equality.
3735 (vn_nary_op_eq): Likewise.
3737 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3739 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3741 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3742 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3744 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3746 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3747 Revert previous change.
3749 2008-10-03 Tom Tromey <tromey@redhat.com>
3751 * stringpool.c (ggc_alloc_string): Terminate string.
3753 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3755 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3756 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3757 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3760 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3763 2008-10-03 Pascal Obry <obry@adacore.com>
3765 * gcov.c (create_file_names): Properly handle UNIX and DOS
3766 directory separators.
3767 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3768 separator to '~' to ensure clean filenames on Windows.
3770 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3772 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3773 Add a null terminator to the stripped name.
3775 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3777 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3778 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3779 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3780 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3781 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3782 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3783 TARGET_SINGLE_FLOAT.
3785 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3787 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3789 2008-10-02 Richard Guenther <rguenther@suse.de>
3792 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3793 and VECTOR_TYPE recurse with useless_type_conversion_p which
3794 properly handles void pointer conversion.
3796 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3799 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3800 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3802 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3804 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3805 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3806 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3807 they translate to non builtins.
3808 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3809 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3810 __builtin_vec_promote, __builtin_vec_extract, and
3811 __builtin_vec_insert.
3812 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3813 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3814 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3815 * config/rs6000/altivec.h (vec_extract): Define
3816 (vec_insert): Define.
3817 (vec_splats): Define.
3818 (vec_promote): Define.
3820 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3821 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3822 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3824 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3826 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3827 prototype. Add new parameter, blk.
3828 Use BLKmode for the MEM if blk is true.
3829 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3830 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3831 ALTIVEC_BUILTIN_STVRXL.
3832 Update usage of altivec_expand_lv_builtin.
3833 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3834 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3835 (altivec_init_builtins): If compiling for the Cell, also define the
3837 * config/rs6000/rs6000.h (rs6000_builtins): Define
3838 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3839 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3840 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3841 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3842 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3843 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3844 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3845 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3846 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3847 UNSPEC_STVRX, and UNSPEC_STVRXL.
3848 (altivec_lvlx): New pattern.
3849 (altivec_lvlxl): New pattern.
3850 (altivec_lvrx): New pattern.
3851 (altivec_lvrxl): New pattern.
3852 (altivec_stvlx): New pattern.
3853 (altivec_stvlxl): New pattern.
3854 (altivec_stvrx): New pattern.
3855 (altivec_stvrxl): New pattern.
3856 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3857 (vec_lvlxl): Likewise.
3858 (vec_lvrx): Define if PPU is defined.
3859 (vec_lvrxl): Likewise.
3860 (vec_stvlx): Define if PPU is defined.
3861 (vec_stvlxl): Likewise.
3862 (vec_stvrx): Define if PPU is defined.
3863 (vec_stvrxl): Likewise.
3865 2008-10-01 Geert Bosch <bosch@adacore.com>
3867 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3869 2008-10-01 Richard Guenther <rguenther@suse.de>
3871 PR tree-optimization/37617
3872 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3873 do not add to the NEW_SETS.
3875 2008-10-01 Richard Guenther <rguenther@suse.de>
3878 * tree-vrp.c (execute_vrp): If we optimized away the default
3879 case make sure to promote the label that got in place of it
3880 to a default case label.
3882 2008-10-01 Richard Henderson <rth@redhat.com>
3885 * tree-complex.c (set_component_ssa_name): Don't optimize
3886 is_gimple_min_invariant values with ssa_names in abnormal phis.
3888 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3890 PR tree-optimization/37662
3891 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3892 commutative binary operation if they are in the wrong order and
3893 fold_build2 produces non-GIMPLE.
3895 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3897 PR tree-optimization/37662
3898 PR tree-optimization/37663
3899 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3900 get_value_range with non-SSA_NAME. Don't assert operands have been
3901 folded, instead just bail out.
3903 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3905 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3907 2008-09-30 Richard Guenther <rguenther@suse.de>
3910 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3911 build restrict-qualified pointers.
3912 (vectorizable_store): Move alias check later.
3913 (vectorizable_load): Likewise.
3915 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3917 * c-common.c (empty_if_body_warning): Remove.
3918 * c-common.h (empty_if_body_warning): Remove.
3919 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3920 here the -Wempty-body warning for `if' and `else' statements.
3921 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3923 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3925 * config/i386/i386.opt: Add msse2avx.
3927 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3928 * config/i386/linux64.h (ASM_SPEC): Likewise.
3930 * doc/invoke.texi: Document -msse2avx.
3932 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3934 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3936 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3938 * ifcvt.c (noce_emit_store_flag): If using condition from original
3939 jump, reverse it if if_info->cond was reversed.
3941 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3943 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3944 non-constant memory if it cannot be forced to constant memory.
3945 Overhaul surrounding code and factor out common condition.
3947 2008-09-29 Jeff Law <law@redhat.com>
3949 * reload1.c (alter_reg): Add missing curly braces.
3951 2008-09-29 Michael J. Eager <eager@eagercon.com>
3953 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3955 * config/rs6000/rs6000.c (rs6000_override_options): Move
3956 rs6000_init_hard_regno_mode_ok after all options changed.
3957 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3958 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3959 -msimple-fpu flags. Add warning messages if single FP not configured.
3960 (rs6000_file_start): Output gnu_attribute for single-float.
3961 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3962 (rs6000_legitimize_address): Likewise.
3963 (rs6000_legitimize_reload_address): Likewise.
3964 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3965 TARGET_SINGLE_FLOAT.
3966 (function_arg_advance): Likewise (partial conversion).
3967 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3968 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3969 TARGET_SINGLE_FLOAT.
3970 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3971 (rs6000_emit_prologue): Likewise.
3972 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3973 TARGET_SINGLE_FLOAT.
3974 (rs6000_libcall_value): Likewise.
3975 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3976 (TARGET_DOUBLE_FLOAT): New default to 1
3977 (TARGET_SIMPLE_FPU): New default to 0
3978 (TARGET_SINGLE_FPU): New default to 0
3979 (TARGET_SINGLE_FLOAT_MODE): New.
3980 (TARGET_DOUBLE_FLOAT_MODE): New.
3981 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3982 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3984 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3985 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3986 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3987 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3988 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3989 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3990 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3991 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3992 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3993 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3994 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3995 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3996 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3997 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3998 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3999 cmptf_internal1, *cmptf_internal2): Condition on
4000 TARGET_DOUBLE_FLOAT.
4001 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4002 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4003 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4004 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4005 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4006 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4007 TARGET_SINGLE_FLOAT.
4008 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4009 * config/rs6000/rs6000.opt (-msingle-float): New.
4010 (-mdouble-float): New.
4011 (-msimple-fpu): New.
4012 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4013 -msingle-float, -mdouble-float, -msimple-fpu options.
4014 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4015 _SOFT_DOUBLE for -msingle-float.
4016 * config.gcc: New config for target=powerpc-xilinx-eabi.
4018 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4020 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4021 have exit and entry.
4022 (new_scop): Take entry and exit edge to define new SCoP.
4023 (sd_region_p): New structure used during SCoP detection.
4024 (move_scops): Delete.
4025 (move_sd_regions): New.
4026 (scopdet_info): Change the definition from edges back to basic_blocks.
4027 (scopdet_edge_info): Work on basic_blocks and rename to
4028 scopdet_basic_block_info.
4029 (split_difficult_bb): At the moment removed. We should later
4030 add it at another place.
4031 (build_scops_1): Work on basic_blocks.
4032 (bb_in_sd_region): New.
4033 (find_single_entry_edge): New.
4034 (find_single_exit_edge): New.
4035 (create_single_entry_edge): New.
4036 (sd_region_without_exit): New.
4037 (create_single_exit_edge): New.
4038 (unmark_exit_edges): New.
4039 (mark_exit_edges): New.
4040 (create_sese_edges): New.
4041 (build_graphite_scops): New.
4042 (build_scops): Make SCoPs SESE.
4043 (limit_scops): Use the new functions.
4045 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4047 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4049 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4052 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4053 address to a register before taking the lower part.
4055 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4057 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4060 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4061 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4064 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4065 the newly created variable.
4066 Create a VECTOR_CST of all 1s for vector types.
4068 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4071 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4073 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4075 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4076 order to convert between modes.
4077 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4079 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4081 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4084 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4087 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4091 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4093 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4094 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4095 them to yield false with MIPS16.
4097 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4100 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4101 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4102 mem_loc_descriptor failed. Accept UNSPEC.
4103 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4104 fail if one of the loc_descriptor calls for pieces failed.
4105 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4106 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4107 if loc_descriptor_from_tree_1 on offset failed.
4110 * opts.c (common_handle_option): Don't call print_specific_help with
4111 CL_SAVE as first argument.
4113 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4114 Steve Ellcey <sje@cup.hp.com>
4116 * configure: Regenerate for new libtool.
4117 * aclocal.m4: Ditto.
4119 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4121 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4122 alias set on MEM when saving stack pointer.
4123 * config/rs6000/rs6000.md (allocate_stack): Likewise
4125 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4127 PR tree-optimization/37574
4128 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4129 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4130 instead of vector_type for constants. Take computation out of loop.
4131 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4132 and use only vector_type for invariant case.
4133 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4135 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4138 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4139 the decl is a VAR_DECL or FUNCTION_DECL.
4141 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4144 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4145 (mark_ref_live, mark_ref_dead): Use them.
4146 (def_conflicts_with_inputs_p): Remove.
4147 (mark_early_clobbers): New function.
4148 (process_bb_node_lives): Call preprocess_constraints and
4149 mark_early_clobbers.
4151 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4153 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4156 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4157 (ira_compress_allocno_live_ranges): New prototype.
4159 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4160 (coalesced_allocnos_living_at_program_points): New.
4161 (coalesced_allocnos_live_at_points_p,
4162 set_coalesced_allocnos_live_points): New functions.
4163 (coalesce_spill_slots): Rewrite.
4165 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4166 ira_compress_allocno_live_ranges): New functions.
4168 * ira-build.c (ira_flattening): Call
4169 ira_compress_allocno_live_ranges.
4172 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4174 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4177 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4179 * combine.c (make_compound_operation): Handle the 'E' format.
4180 (count_rtxs): Likewise.
4181 (update_table_tick): Likewise.
4182 (get_last_value_validate): Likewise.
4184 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4186 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4188 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4190 * matrix-reorg.c (transform_allocation_sites): Initializers
4191 added to avoid the warning.
4193 2008-09-25 Martin Jambor <mjambor@suse.cz>
4195 * cgraph.c (free_nodes): New variable.
4196 (NEXT_FREE_NODE): New macro.
4197 (cgraph_create_node): Reuse nodes from the free list. Do not
4198 update uid if doing so.
4199 (cgraph_remove_node): Add the node to the free list.
4201 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4203 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4205 2008-09-24 Richard Henderson <rth@redhat.com>
4207 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4208 * unwind-dw2.c (execute_stack_op): Handle it.
4210 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4213 2008-09-24 Michael J. Eager <eager@eagercon.com>
4215 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4217 * c-common.c (fname_decl): New location argument.
4218 * c-common.h (fname_decl): Same.
4219 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4221 (c_parser_typeof_specifier): Same.
4222 (c_parser_parms_list_declarator): Same.
4223 (c_parser_asm_string_literal): Same.
4224 (c_parser_compound_statement_nostart): Same.
4225 (c_parser_label): Same.
4226 (c_parser_do_statement): Same.
4227 (c_parser_asm_statement): Same.
4228 (c_parser_unary_expression): Same.
4229 (c_parser_sizeof_expression): Same.
4230 (c_parser_postfix_expression): Same.
4231 (c_parser_pragma): Same.
4232 (c_parser_omp_clause_collapse): Same.
4233 (c_parser_omp_clause_num_threads): Same.
4234 (c_parser_omp_clause_schedule): Same.
4235 (c_parser_omp_all_clauses): Same.
4236 (c_parser_omp_sections_scope): Same.
4237 (c_parser_omp_for_loop): Same. Pass condition's location to
4238 c_objc_common_truthvalue_conversion.
4239 (c_parser_enum_specifier): Remove comment.
4241 2008-09-24 Michael J. Eager <eager@eagercon.com>
4243 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4245 * config/rs6000/rs6000.c (rs6000_override_options): Move
4246 rs6000_init_hard_regno_mode_ok after all options changed.
4247 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4248 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4249 -msimple-fpu flags. Add warning messages if single FP not configured.
4250 (rs6000_file_start): Output gnu_attribute for single-float.
4251 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4252 (rs6000_legitimize_address): Likewise.
4253 (rs6000_legitimize_reload_address): Likewise.
4254 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4255 TARGET_SINGLE_FLOAT.
4256 (function_arg_advance): Likewise.
4257 (function_arg): Likewise.
4258 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4259 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4260 TARGET_SINGLE_FLOAT.
4261 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4262 (rs6000_emit_prologue): Likewise.
4263 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4264 TARGET_SINGLE_FLOAT.
4265 (rs6000_libcall_value): Likewise.
4266 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4267 (TARGET_DOUBLE_FLOAT): New default to 1
4268 (TARGET_SIMPLE_FPU): New default to 0
4269 (TARGET_SINGLE_FPU): New default to 0
4270 (TARGET_SINGLE_FLOAT_MODE): New.
4271 (TARGET_DOUBLE_FLOAT_MODE): New.
4272 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4273 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4275 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4276 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4277 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4278 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4279 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4280 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4281 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4282 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4283 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4284 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4285 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4286 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4287 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4288 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4289 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4290 cmptf_internal1, *cmptf_internal2): Condition on
4291 TARGET_DOUBLE_FLOAT.
4292 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4293 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4294 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4295 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4296 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4297 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4298 TARGET_SINGLE_FLOAT.
4299 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4300 * config/rs6000/rs6000.opt (-msingle-float): New.
4301 (-mdouble-float): New.
4302 (-msimple-fpu): New.
4303 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4304 -msingle-float, -mdouble-float, -msimple-fpu options.
4305 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4306 _SOFT_DOUBLE for -msingle-float.
4307 * config.gcc: New config for target=powerpc-xilinx-eabi.
4309 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4311 * config/sparc/constraints.md: New file.
4312 * config/sparc/sparc.md: Include it.
4313 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4314 (sparc_extra_constraint_check): Delete.
4315 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4316 (memory_ok_for_ldd): New predicate.
4317 (sparc_extra_constraint_check): Delete.
4318 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4319 (CONST_OK_FOR_LETTER_P): Likewise.
4320 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4321 (EXTRA_CONSTRAINT): Likewise.
4323 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4325 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4327 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4329 * alias.c (find_base_value): Use FIND_BASE_TERM.
4330 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4332 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4334 * config/i386/i386.c: Include cselib.h.
4335 (ix86_pic_register_p): New function.
4336 (ix86_delegitimize_address): Use it to check for the PIC register.
4338 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4340 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4341 * config/i386/i386.c (ix86_find_base_term): Don't check for
4342 SYMBOL_REF and LABEL_REF.
4344 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4346 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4347 constant PLUS in a CONST.
4349 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4351 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4352 check for sibcall support for w64.
4354 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4356 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4358 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4360 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4361 parser_build_binary_op.
4362 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4363 * c-typeck.c (build_array_ref): Same.
4364 (parser_build_unary_op): New location argument.
4365 (pointer_diff): Pass location to build_binary_op,
4366 c_objc_common_truthvalue_conversion.
4367 (build_modify_expr): Same.
4368 (build_unary_op): New location argument.
4369 (build_binary_op): New location argument.
4370 (c_objc_common_truthvalue_conversion): Pass location to
4371 c_*common_truthvalue_conversion.
4372 * c-convert.c (convert): Same.
4373 * c-common.c (binary_op_error): New location argument.
4374 (pointer_int_sum): Pass location to build_binary_op.
4375 (c_common_truthvalue_conversion): New location argument.
4376 (warn_for_sign_compare): Same.
4377 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4378 binary_op_error, build_binary_op, warn_for_sign_compare.
4379 * c-parser.c (c_parser_condition): Pass location to
4380 c_*common_truthvalue_conversion.
4381 (c_parser_conditional_expression): Save condition's location and pass
4383 (c_parser_binary_expression): Same, but for the binary operator's
4385 (c_parser_omp_for_loop): Pass location to
4386 c_objc_common_truthvalue_conversion.
4388 2008-09-23 Martin Jambor <mjambor@suse.cz>
4390 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4391 (cgraph_node_remove_callees): New temporary f. Hold the next item
4393 (cgraph_node_remove_callers): Likewise.
4395 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4396 (ipa_node_removal_hook): Likewise.
4398 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4399 gimple_call_copy_skip_args and moved to the gimple_call section.
4400 * gimple.c (gimple_copy_call_skip_args): Renamed to
4401 gimple_call_copy_skip_args. Changed al users.
4403 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4405 * ira-color.c (start_allocno_priorities): Rename to
4406 setup_allocno_priorities. Use costs and
4407 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4408 range lengths. Get rid off doubles.
4409 (ira_fast_allocations): Call start_allocno_priorities.
4411 2008-09-22 David Daney <ddaney@avtrex.com>
4414 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4415 register if TARGET_LONG_CALLS.
4417 2008-09-22 Richard Guenther <rguenther@suse.de>
4419 PR tree-optimization/37145
4420 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4421 value-numbering union accesses with their offset and size only.
4422 (visit_reference_op_load): Fix simplification of inserted conversions.
4423 * tree-ssa-pre.c (find_or_generate_expression): Do not
4424 recursively generate expressions if running FRE.
4426 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4428 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4429 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4432 2008-09-22 Richard Guenther <rguenther@suse.de>
4434 PR tree-optimization/37145
4435 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4436 (phi_translate_1): Constant fold references.
4438 2008-09-22 Ira Rosen <irar@il.ibm.com>
4440 PR tree-optimization/37482
4441 * tree-vectorizer.h (struct _slp_instance): Add new field.
4442 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4443 (get_earlier_stmt): New function.
4444 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4446 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4447 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4448 asserts that GSI points to the scalar statement being vectorized.
4449 Set new statement location according to GSI.
4450 (vect_schedule_slp_instance): Use GSI of
4451 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4453 2008-09-21 Jan Hubicka <jh@suse.cz>
4455 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4456 (ipcp_insert_stage): Update dead_nodes bitmap.
4458 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4461 * config/i386/t-cygming (SHLIB_LC): Remove.
4462 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4463 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4465 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4469 * final.c (mark_symbol_ref_as_used): New helper function.
4470 (output_operand): Instead of just looking inside MEMs for
4471 SYMBOL_REFs, use new helper function and for_each_rtx.
4472 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4473 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4474 Make head comment more general.
4475 * config/darwin.c (machopic_output_indirection): Handle weak
4476 references here, like in assemble_external.
4478 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4480 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4481 (sparc_emit_float_lib_cmp): Change return type.
4482 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4483 (gen_compare_operator): New function.
4484 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4485 the comparison sequence. Minor tweaks.
4486 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4487 that the final operator and the result of sparc_emit_float_lib_cmp
4488 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4489 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4490 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4491 result of sparc_emit_float_lib_cmp match for software TFmode.
4492 (movqicc, movhicc, movsicc, movdicc): Merge into...
4493 (mov<I:mode>cc): ...this.
4494 (movsfcc, movdfcc, movtfcc): Merge into...
4495 (mov<F:mode>cc): ...this.
4496 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4498 (mov<I:mode>_cc_v9): ...this.
4499 (movdi_cc_sp64_trunc): Delete.
4500 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4501 movdi_cc_reg_sp64): Merge into...
4502 (mov<I:mode>_cc_reg_sp64): ...this.
4503 (movsf_cc_sp64): Rename into...
4504 (movsf_cc_v9): ...this.
4505 (movdf_cc_sp64): Rename into...
4506 (movdf_cc_v9): ...this.
4507 (movtf_cc_hq_sp64): Rename into...
4508 (movtf_cc_hq_v9): ...this.
4509 (movtf_cc_sp64): Rename into...
4510 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4512 2008-09-21 Diego Novillo <dnovillo@google.com>
4514 * doc/gccint.texi: Include generic.texi and gimple.texi.
4516 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4517 (GIMPLE): Move to gimple.texi.
4518 (Annotations): Remove references to to stmt_ann_t and
4520 (SSA Operands): Rename from 'Statement Operands'.
4521 * doc/generic.texi: New.
4522 * doc/gimple.texi: New.
4523 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4524 * Makefile.in (TEXI_GCCINT_FILES):
4525 * gimple.c (gimple_copy_call_skip_args): Rename from
4526 giple_copy_call_skip_args. Update all users.
4527 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4529 2008-09-21 Ira Rosen <irar@il.ibm.com>
4531 PR tree-optimization/37539
4532 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4533 statement in related statement field only for the first load of the
4534 group of loads with the same data reference.
4536 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4538 * config/mips/mips.h (TUNE_OCTEON): New macro.
4539 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4540 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4541 * config/mips/octeon.md: New file.
4542 * config/mips/mips.md: Include octeon.md. Restore
4543 semi-alphabetical order of include files.
4545 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4548 * config/i386/i386.md (*jcc_fused_1): Removed.
4549 (*jcc_fused_2): Likewise.
4550 (*jcc_fused_3): Likewise.
4551 (*jcc_fused_4): Likewise.
4553 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4555 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4556 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4557 * target.h (gcc_target): Add ira_cover_classes.
4558 * ira.c: Remove IRA_COVER_CLASSES guards.
4559 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4560 instead of IRA_COVER_CLASSES.
4561 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4562 (setup_class_translate): Likewise.
4563 (setup_reg_class_intersect_union): Likewise.
4564 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4565 test of targetm.ira_cover_classes.
4566 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4567 of IRA_COVER_CLASSES.
4568 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4569 (TARGET_INITIALIZER): Include it.
4570 * targhooks.h (default_ira_cover_classes): Declare.
4571 * targhooks.c (default_ira_cover_classes): New function.
4573 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4575 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4577 2008-09-19 Ian Lance Taylor <iant@google.com>
4579 * varasm.c (narrowing_initializer_constant_valid_p): Return
4580 NULL_TREE if ENDTYPE is not an integer.
4582 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4585 * tree-ssa.c (execute_update_addresses_taken): Also update
4586 DECL_GIMPLE_REG_P for vector and complex types.
4588 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4589 Jan Hubicka <jh@suse.cz>
4592 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4593 empty before freeing them.
4594 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4596 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4598 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4599 * config/xtensa/predicates.md (tls_symbol_operand): New.
4600 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4601 (TARGET_CANNOT_FORCE_MEM): Define.
4602 (xtensa_tls_symbol_p): New.
4603 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4604 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4605 (xtensa_tls_module_base): New.
4606 (xtensa_call_tls_desc): New.
4607 (xtensa_legitimize_tls_address): New.
4608 (xtensa_legitimize_address): Handle TLS symbols.
4609 (xtensa_tls_referenced_p_1): New.
4610 (xtensa_tls_referenced_p): New.
4611 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4613 (XTENSA_BUILTIN_THREAD_POINTER): New.
4614 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4615 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4616 builtin. Add declarations for __builtin_thread_pointer and
4617 __builtin_set_thread_pointer.
4618 (xtensa_fold_builtin): Recognize new builtins.
4619 (xtensa_expand_builtin): Expand new builtins.
4620 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4621 (TARGET_THREADPTR): Define.
4622 (HAVE_AS_TLS): Define default value.
4623 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4624 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4625 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4626 (UNSPECV_SET_TP): New.
4627 (sym_TPOFF, sym_DTPOFF): New.
4628 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4629 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4630 * configure: Regenerated.
4632 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4635 * config/ia64/ia64.c (ia64_optimization_options): Move
4636 checking and setting flag_schedule_insns_after_reload and
4637 ia64_flag_schedule_insns2 back to ...
4638 (ia64_override_options): Here.
4640 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4643 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4644 zero extend count after the correction to it is done.
4645 (doloop_optimize): Update call to doloop_modify, don't zero extend
4648 2008-09-18 Martin Jambor <mjambor@suse.cz>
4650 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4652 * ipa-prop.c: Correct comments.
4653 * ipa-prop.h: Likewise.
4655 2008-09-18 Jan Hubicka <jh@suse.cz>
4658 * ipa-reference.c (ipa_reference_local_vars_info_d,
4659 ipa_reference_global_vars_info_d,
4660 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4661 ipa_reference_vars_info_t): Move here from ipa-reference.h
4662 (node_duplication_hook_holder, node_removal_hook_holder): New.
4663 (get_reference_vars_info_from_cgraph): Rename to ...
4664 (get_reference_vars_info): ... this one, use cgraph uids.
4665 (get_local_reference_vars_info, get_global_reference_vars_info):
4666 Use cgraph instead of decl.
4667 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4669 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4670 ipa_reference_get_written_global,
4671 ipa_reference_get_not_written_global): Use cgraph argument.
4672 (check_call): Simplify avail check.
4673 (scan_stmt_for_static_refs): Update.
4674 (propagate_bits): Update.
4675 (merge_callee_local_info): Remove.
4676 (init_function_info): Use cgraph nodes.
4677 (clean_function_local_data): Break out from ...
4678 (clean_function): ... here.
4679 (copy_local_bitmap, copy_global_bitmap): New functions.
4680 (duplicate_node_data, remove_node_data): New functions.
4681 (generate_summary): Register hooks; use visibility instead of
4683 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4684 * ipa-reference.h (ipa_reference_local_vars_info_d,
4685 ipa_reference_global_vars_info_d,
4686 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4687 ipa_reference_vars_info_t): Move to ipa-reference.c
4688 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4690 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4691 ipa_reference_get_not_read_global,
4692 ipa_reference_get_not_written_global): Update prototype.
4693 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4694 (init_state): Remove.
4695 (node_duplication_hook_holder, node_removal_hook_holder): New.
4696 (get_function_state, set_function_state): Use VECtor.
4697 (analyze_function): Check body availability.
4698 (add_new_function): Likewise.
4699 (duplicate_node_data, remove_node_data): New.
4700 (generate_summary): Register hooks; do not care about clones.
4701 (propafate): Do not care about clones; recursive functions are
4703 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4704 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4705 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4707 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4708 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4709 Update call of ipa-reference accesors.
4711 2008-09-18 Simon Baldwin <simonb@google.com>
4713 * c-opts.c (c_common_handle_option): Add handling for
4714 -Wbuiltin-macro-redefined command line option.
4715 * c.opt: Added builtin-macro-redefined option.
4716 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4719 2008-09-18 Richard Guenther <rguenther@suse.de>
4721 PR tree-optimization/37258
4722 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4723 and signedness for integral types.
4724 (vn_phi_eq): Require compatible types.
4726 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4729 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4730 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4732 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4733 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4734 ggc_free other TREE_LIST nodes from that chain.
4735 * function.c (instantiate_decls): Instantiate also DECL_RTL
4736 of vars in cfun->local_decls, free that list afterwards.
4738 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4740 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4741 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4743 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4745 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4746 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4748 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4750 PR tree-optimization/37102
4751 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4752 from a node. Check to see if another PHI is dead.
4753 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4754 remove real PHIs which have no uses.
4755 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4757 2008-09-18 Richard Guenther <rguenther@suse.de>
4760 * tree-cfg.c (remove_useless_stmts_1): Remove
4761 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4763 2008-09-18 Nick Clifton <nickc@redhat.com>
4765 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4766 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4767 to frv_secondary_reload_class.
4768 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4769 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4770 (frv_secondary_reload_class): Omit unused parameter.
4771 (frv_secondary_reload): New function. Handle the case when
4772 secondary_reload_class() is called before the reload_(in|out)
4773 _optabs have been initialised.
4774 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4776 * config/frv/frv.md: Define an exclusion set between fr550_m0
4779 2008-09-18 Richard Guenther <rguenther@suse.de>
4781 PR tree-optimization/37456
4782 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4783 want to insert after ends a BB insert on the single fallthru
4786 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4788 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4789 Mention -march=z9-109, z9-ec and z10.
4791 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4793 PR rtl-optimization/37544
4794 * regrename.c (maybe_mode_change): Exit early when copy_mode
4795 is narrower than orig_mode and narrower than new_mode.
4797 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4800 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4802 * sched-rgn.c (ref_counts): Remove.
4803 (insn_referenced): New static variable.
4804 (INSN_REF_COUNT): Remove.
4805 (sched_run_compute_dependencies): Use insn_referenced instead of
4807 (add_branch_dependences): Likewise. Delete dead assignment.
4809 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4811 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4812 consumer is an asm. Add comment why this is important.
4813 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4814 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4816 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4818 * expr.c (emit_group_store): Do not shift before moving via a
4821 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4823 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4824 from aggregate to non-aggregate type if the bit pattern is not fully
4825 preserved afterwards.
4827 2008-09-17 Richard Guenther <rguenther@suse.de>
4829 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4830 (verify_gimple_assign): ... this. Split into ...
4831 (verify_gimple_assign_unary): ... this,
4832 (verify_gimple_assign_binary): ... that,
4833 (verify_gimple_assign_single): ... and this.
4834 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4835 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4836 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4837 (verify_types_in_gimple_reference): Be forgiving with
4839 (verify_gimple_phi): Deal with virtual operands.
4841 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4843 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4845 * tree.c (get_callee_fndecl): Don't call the language hook.
4846 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4847 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4848 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4850 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4852 * tree.c (protected_set_expr_location): Don't unnecessarily
4853 check for error_mark_node.
4855 2008-09-17 Art Haas <ahaas@impactweather.com>
4857 * ipa-reference.c (analyze_function): Declare step only if
4858 ENABLE_CHECKING is defined.
4860 2008-09-17 Jan Hubicka <jh@suse.cz>
4863 * tree.h (DECL_INLINE): remove.
4864 (DECL_DECLARED_INLINE_P): Update docs.
4865 (DECL_NO_INLINE_WARNING_P): new.
4866 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4867 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4869 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4870 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4873 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4876 2008-09-17 Jan Hubicka <jh@suse.cz>
4878 * ipa-reference.c (ipa_obstack): Remove.
4879 (local_info_obstack, global_info_obstack): New.
4880 (add_static_var): We now handle variables only.
4881 (mark_address_taken, mark_load, mark_store): New functions based on ...
4882 (check_operand): ... remove.
4883 (get_asm_stmt_operands): Rename to ...
4884 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4885 (scan_stmt_for_static_refs): Rewrite.
4886 (scan_op_for_static_refs): Rename to ...
4887 (scan_initializer_for_static_refs): do not look for VAR_DECL
4888 initializers; stop recursion on types and decls.
4889 (ipa_init): Use proper obstacks.
4890 (analyze_variable): Use scan_initializer_for_static_refs.
4891 (init_function_info): Use local obstack.
4892 (analyze_function): Simplify.
4893 (add_new_function): We don't need visited_nodes obstack.
4894 (generate_summary): Use proper obstacks; cleanup after propagation.
4896 2008-09-17 Richard Guenther <rguenther@suse.de>
4899 PR tree-optimization/37491
4900 * alias.c (get_alias_set): Use the canonical type.
4901 * tree-vect-transform.c (vectorizable_store): Use the type of
4902 the lhs for the vector type. Adjust checking.
4903 (vectorizable_load): Adjust checking.
4905 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4906 Adam Nemet <anemet@caviumnetworks.com>
4908 PR rtl-optimization/37483
4909 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4910 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4911 Rearrange code to better match the original comment. Check
4912 t_unconditional first. Improve comment.
4914 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4917 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4918 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4921 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4922 GIMPLE_TRY if cleanup sequence is empty.
4924 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4927 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4928 eliminate IV if the cost are the same.
4930 2008-09-16 Richard Guenther <rguenther@suse.de>
4933 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4936 2008-09-16 Richard Guenther <rguenther@suse.de>
4938 PR tree-optimization/37508
4939 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4941 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4943 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4945 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4947 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4948 use gen_floatdidf2 directly.
4949 (floatunssidf2): Likewise.
4950 (floatsidf_ppc64_mfpgpr): Remove.
4951 (floatsidf_ppc64): Remove.
4952 (floatunssidf_ppc64): Remove.
4954 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4956 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4957 rather than update_cost_queue.
4959 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4960 in every call starting with the second one, instead of only when
4961 alias_bitmap_obstack.elements != NULL.
4963 * tree-predcom.c (filter_suitable_components): Free all refs in
4964 act->refs vector before calling release_component.
4965 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4967 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4969 * tree-loop-linear.c (linear_transform_loops): Initialize
4970 lambda_obstack only after calling perfect_loop_nest_depth.
4971 Goto free_and_continue instead of just continue for later failures.
4974 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4977 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4979 2008-09-14 Andreas Schwab <schwab@suse.de>
4981 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4983 2008-09-14 Jan Hubicka <jh@suse.cz>
4985 * invoke.texi (-fconserve-stack): Document.
4986 * opts.c (decode_options): Handle conserve_stack.
4987 * common.opt (fconvserve_stack): New.
4989 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4991 * config.host: Add x-aix to host_xmake_file.
4992 * config/rs6000/t-aix52: Do not override LDFLAGS.
4993 * config/rs6000/x-aix: New file.
4995 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5001 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5002 is not recognized as a valid register usage. Allow REG_X to be used
5004 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5005 forces a reload when using a base register.
5007 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5009 * config/i386/cygming-crtend.c (register_frame_ctor): If
5010 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5011 directly with atexit.
5012 (deregister_frame_ctor): Rename to ...
5013 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5014 if !DEFAULT_USE_CXA_ATEXIT.
5016 2008-09-13 Jan Hubicka <jh@suse.cz>
5018 * cgraph.c: Include value-prof.h
5019 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5021 2008-09-13 Jan Hubicka <jh@suse.cz>
5024 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5025 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5026 tree_gen_one_value_profiler, tree_gen_average_profiler,
5027 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5029 2008-09-13 Jan Hubicka <jh@suse.cz>
5031 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5032 too many bytes on misalligned blocks.
5034 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5036 * doc/cfg.texi: Fix some typos.
5037 * doc/extend.texi: Likewise.
5038 * doc/install.texi: Likewise.
5039 * doc/invoke.texi: Likewise.
5040 * doc/rtl.texi: Likewise.
5041 * doc/tree-ssa.texi: Likewise.
5043 2008-09-13 Richard Guenther <rguenther@suse.de>
5046 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5047 gimple stores for memory rhs.
5049 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5051 PR rtl-optimization/37489
5052 * cse.c (fold_rtx): Don't return const_true_rtx for float
5053 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5055 2008-09-13 Jan Hubicka <jh@suse.cz>
5057 PR tree-optimization/37392
5058 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5060 2008-09-13 Martin Jambor <mjambor@suse.cz>
5061 Jan Hubicka <jh@suse.cz>
5063 * cgraph.c (free_edges): New variable.
5064 (NEXT_FREE_EDGE): New macro.
5065 (cgraph_free_edge): New function.
5066 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5067 (cgraph_node_remove_callees): Likewise.
5068 (cgraph_node_remove_callers): Likewise.
5069 (cgraph_create_edge): Reuse edges from the free list. Do not
5070 update uid if doing so.
5071 (cgraph_remove_*_hook): Add free call.
5073 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5075 * ira-color.c (conflict_allocno_vec): Delete.
5076 (update_cost_queue_elem): New structure.
5077 (update_cost_queue): New variable.
5078 (update_cost_queue_tail): Likewise.
5079 (update_cost_queue_elems): Likewise.
5080 (allocno_update_cost_check): Delete.
5081 (initiate_cost_update): Allocate update_cost_queue_elems
5082 instead of allocno_update_cost_check.
5083 (finish_cost_update): Update the free()s accordingly.
5084 (start_update_cost): New function.
5085 (queue_update_cost): Likewise.
5086 (get_next_update_cost): Likewise.
5087 (update_copy_costs_1): Inline into...
5088 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5089 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5090 once we've established they are equal. Don't allocate update
5091 costs if there is nothing to add to them.
5092 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5093 DIVISOR arguments. Use a queue instead of recursive calls;
5094 process all the allocnos in the initial queue, rather than
5096 (assign_hard_reg): Use queue_update_cost instead of
5097 conflict_allocno_vec. Queue coalesced allocnos instead
5098 of calling update_conflict_hard_regno_costs for each one.
5099 Just call update_conflict_hard_regno_costs once for the
5101 (ira_color): Remove conflict_allocno_vec handling.
5103 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5105 PR tree-optimization/37484
5106 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5107 (save_var_name): Same.
5108 (initialize_cloog_names): Same.
5109 (initialize_cloog_names): Same.
5111 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5113 * tree-scalar-evolution.c (set_instantiated_value): Set
5116 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5120 * ira-build.c (common_loop_tree_node_dominator): Remove.
5121 (copy_live_ranges_to_removed_store_destinations): New function.
5122 (regno_top_level_allocno_map): Move to top level from ...
5123 (ira_flattening): ... here. Use
5124 copy_live_ranges_to_removed_store_destinations.
5126 * ira-emit.c (generate_edge_moves): Fix a comment.
5128 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5131 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5132 scratch register after 'set' pattern.
5134 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5136 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5137 information passed to mark_reg_pointer.
5138 * explow.c (force_reg): Likewise.
5140 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5142 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5143 when building for the celledp architecture.
5145 2008-09-12 Richard Guenther <rguenther@suse.de>
5147 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5149 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5151 PR rtl-optimization/37424
5152 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5153 the regnos instead of the addresses.
5155 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5157 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5159 2008-09-11 Richard Guenther <rguenther@suse.de>
5161 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5162 entering the weaker equivalence recording.
5164 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5166 2008-09-11 Jeff Law <law@redhat.com>
5168 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5169 by assign_stack_local on the IRA path for stack slot sharing
5170 as well as the non-IRA path.
5172 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5174 * config/i386/i386.h: Fix whitespace issues.
5176 2008-09-11 Martin Jambor <mjambor@suse.cz>
5178 * ipa-prop.h (struct ipa_param_flags): Removed.
5179 (struct ipa_param_descriptor): New structure.
5180 (struct ipa_node_params): ipcp_lattices, param_decls and
5181 param_flags moved to ipa_param_description.
5182 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5183 descriptors. Renamed all users.
5184 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5185 changed to access descriptors. Renamed all users.
5186 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5187 to access descriptors. Renamed all users.
5188 * ipa-cp.c (ipcp_init_cloned_node): Call
5189 ipa_initialize_node_params instead of ipa_count_formal_params and
5190 ipa_create_param_decls_array.
5191 (ipcp_analyze_node): Likewise.
5192 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5193 descriptors. Renamed all users.
5194 (ipcp_initialize_node_lattices): Remove allocation.
5195 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5196 ipa_initialize_node_params instead of ipa_count_formal_params and
5197 ipa_create_param_decls_array.
5198 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5199 ipa_populate_param_decls, made static, added parameter info,
5200 renamed mt to node, removed allocation, changed to use
5202 (ipa_count_formal_params): Made static, added parameter info,
5204 (ipa_initialize_node_params): New function.
5205 (ipa_check_stmt_modifications): Changed to use descriptors.
5206 (ipa_detect_param_modifications): Removed allocation, changed to
5208 (ipa_note_param_call): Changed to use descriptors.
5209 (ipa_analyze_params_uses): Removed allocation.
5210 (ipa_free_node_params_substructures): Changed to use descriptors.
5211 (ipa_edge_duplication_hook): Use the unused attribute.
5212 (ipa_node_duplication_hook): Use the unused attribute, changed to
5213 use descriptors, changed to duplicate descriptors.
5215 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5216 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5217 indirect inlining. Made static.
5218 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5219 functions called only once.
5220 (cgraph_decide_recursive_inlining): Don't call
5221 ipa_propagate_indirect_call_infos, pass new_edges to
5222 cgraph_mark_inline_edge instead.
5223 (cgraph_decide_inlining_of_small_functions): Don't call
5224 ipa_propagate_indirect_call_infos, pass new_edges to
5225 cgraph_mark_inline_edge instead.
5226 (cgraph_decide_inlining): Don't call
5227 ipa_propagate_indirect_call_infos.
5228 * ipa-prop.c: Check that vectors are allocated.
5230 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5231 iff a new cgraph edges have been created.
5232 (cgraph_decide_inlining): New variable redo_always_inline.
5233 Flattening and always_inlining loop until callgraph stabilizes.
5234 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5235 true iff new cgraph edges have been created.
5236 (propagate_info_to_inlined_callees): Likewise.
5237 (ipa_propagate_indirect_call_infos): Likewise.
5239 2008-09-11 Richard Guenther <rguenther@suse.de>
5241 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5242 (set_prologue_iterations): Likewise.
5243 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5245 (vect_update_init_of_dr): Likewise.
5246 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5248 * fold-const.c (fold_unary): Do not generate calculations
5251 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5253 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5254 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5255 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5257 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5259 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5260 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5261 before finalizing the changes.
5262 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5264 (simplify_truth_ops_using_ranges): New.
5265 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5266 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5267 whether a simplification was made.
5268 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5269 use a switch statement and also call simplify_truth_ops_using_ranges.
5271 2008-09-11 Jan Hubicka <jh@suse.cz>
5273 * ggc-common.c (loc_array): Make static.
5274 * dce.c (rest_of_handle_ud_dce): Free worklist.
5276 2008-09-11 Jan Hubicka <jh@suse.cz>
5278 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5279 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5280 function so we are sure we do not dangle it forever.
5281 * function.c (outer_function_chain, find_function_data): Remove.
5282 (function_context_stack): New.
5283 (push_function_context, pop_function_context): Update.
5284 * function.h (struct function): Remove pointer outer.
5285 (outer_function_chain, find_function_data): Remove.
5286 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5288 2008-09-11 Jan Hubicka <jh@suse.cz>
5291 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5293 2008-09-11 Jan Hubicka <jh@suse.cz>
5295 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5297 2008-09-11 Jan Hubicka <jh@suse.cz>
5299 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5300 (free_var_map_entry): New function.
5301 (redirect_edge_var_map_destroy): Use it.
5303 2008-09-11 Jan Hubicka <jh@suse.cz>
5306 * tree-inline.c (add_lexical_block): Replace with ...
5307 (prepend_lexical_block): ... prepend at begginig.
5308 (remap_blocks): Use it and reverse later.
5309 (expand_call_inline): Use prepend_lexical_block.
5311 2008-09-11 Jan Hubicka <jh@suse.cz>
5313 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5315 2008-09-11 Jan Hubicka <jh@suse.cz>
5317 * function.c (free_after_compilation): Call insn_locators_free.
5318 * cfglayout.c (insn_locators_free): New function.
5319 * rtl.h (insn_locators_free): Declare.
5321 2008-09-11 Jan Hubicka <jh@suse.cz>
5323 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5325 (cond_move_process_if_block): Update call.
5327 2008-09-11 Jan Hubicka <jh@suse.cz>
5329 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5330 * vec.c: Include hashtab.h
5331 (vec_descriptor, ptr_hash_entry): New structures.
5332 (vec_desc_hash, vec_ptr_map): New static variables.
5333 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5334 register_overhead, free_overhead, vec_heap_free): New functions.
5335 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5336 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5337 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5340 2008-09-11 Ira Rosen <irar@il.ibm.com>
5342 PR tree-optimization/37474
5343 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5344 length of load permutation.
5346 2008-09-11 Andreas Schwab <schwab@suse.de>
5348 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5350 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5353 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5354 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5355 simplify_gen_subreg.
5357 2008-09-11 Ira Rosen <irar@il.ibm.com>
5359 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5362 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5365 * gimplify.c (gimplify_body): Call default_rtl_profile.
5368 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5369 instead of tok->val.node if not expanding to something else. Handle
5370 intervening CPP_PADDING tokens.
5371 (altivec_categorize_keyword): Remove unneeded comparisons.
5373 2008-09-10 Richard Guenther <rguenther@suse.de>
5375 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5377 2008-09-10 Richard Guenther <rguenther@suse.de>
5380 * tree-inline.c (insert_init_stmt): Make sure to not
5381 insert invalid gimple stores.
5383 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5385 PR tree-optimization/37388
5386 * toplev.c (process_options): Fail and warn when graphite
5387 flags are used, but the compiler has not been configured
5388 with graphite libraries.
5389 * graphite.c (graphite_transform_loops): Remove printfs
5390 to dump_file for the case when graphite is not available.
5392 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5395 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5396 the even element into register.
5397 (ix86_expand_vector_init_general): Don't use
5398 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5399 if we can't move from GPR to SSE register directly.
5401 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5403 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5404 not lose track of the number of NOPs needed. Number of NOPs needed
5405 for sync vs. loads workaround was switched; corrected. Run second
5406 pass for all workarounds. No NOPs needed after call insns. Change
5407 second pass to use find_next_insn_start and find_load helpers in order
5408 to properly detect parallel insns.
5409 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5411 2008-09-10 Jan Hubicka <jh@suse.cz>
5413 * value-prof.c (gimple_ic): Fix tuplification bug.
5414 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5417 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5419 PR tree-optimization/37353
5420 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5421 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5422 calls instead of cond_dead_built_in_calls.
5423 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5424 initalize the vector only before adding first entry. Use VEC_safe_push
5425 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5426 shrink_wrap_conditional_dead_built_in_calls call.
5428 2008-09-10 Ira Rosen <irar@il.ibm.com>
5430 PR tree-optimization/37385
5431 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5432 argument, and use it as a vector type if not NULL.
5433 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5435 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5436 additional argument.
5437 (vectorizable_load): Likewise.
5439 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5441 * config/i386/i386.md (SWI32): New mode iterator.
5442 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5445 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5447 PR rtl-optimization/37435
5448 * caller-save.c (insert_restore, insert_save): Check the mode by
5451 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5454 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5456 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5459 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5461 * doc/invoke.texi (ARM Options): Correct errors in discussion
5462 of -mfloat-abi, -mhard-float, and -msoft-float.
5464 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5465 Jan Hubicka <jh@suse.cz>
5468 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5469 calling gimple_regimplify_operands on it. Iterate over all newly
5470 added statements, not just the last one.
5471 (insert_init_stmt): Insert stmt into seq first, then call
5472 gimple_regimplify_operands on it. Don't create new gimplification
5473 context, nor find referenced vars.
5475 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5478 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5479 to pointer to vector pointer.
5480 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5481 propagate_info_to_inlined_callees): Likewise.
5482 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5483 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5484 ipa_check_create_edge_args.
5485 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5486 argument to pointer to vector pointer.
5487 (cgraph_decide_inlining_of_small_function): Adjust
5488 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5492 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5493 optimizing for size, not speed.
5495 PR rtl-optimization/37408
5496 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5497 if parm is promoted.
5499 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5501 PR tree-optimization/37375
5502 * tree-scalar-evolution.c (scev_info_str): Add field
5504 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5505 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5506 set_instantiated_value): Pass instantiated_below.
5507 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5509 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5510 the definitions are not instantiated.
5512 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5513 (block_before_loop): New.
5514 * tree-data-ref.c (dr_analyze_indices): Update uses of
5516 * graphite.c (block_before_scop): New.
5517 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5518 basic block, not a loop for determining the parameters.
5519 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5521 (idx_record_params, find_params_in_bb, find_scop_parameters,
5522 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5523 to instantiate_scev.
5525 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5527 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5531 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5533 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5534 Check zero freq and increase if necessary.
5536 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5538 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5539 regno is in the right range. Add comments.
5541 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5543 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5545 * mips-tfile.c (copy_object): Cast alloca result to int *.
5546 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5548 Rename class to sclass.
5549 (read_tfile): Cast read_seek return values to proper types.
5550 Cast xcalloc return value to proper type.
5552 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5554 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5555 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5556 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5558 2008-09-09 Jan Hubicka <jh@suse.cz>
5560 * profile.c (is_edge_inconsistent): Add debug output; ignore
5561 negative count on fake edges.
5562 (is_inconsistent): Add debug output.
5564 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5566 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5568 (choose_ready): When first insn is chosen from the ready list, also
5571 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5573 PR rtl-optimization/37360
5574 * haifa-sched.c (max_issue): Do not assert that we never issue more
5575 insns than issue_rate. Add comment.
5577 2008-09-09 Richard Guenther <rguenther@suse.de>
5579 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5580 (verify_types_in_gimple_call): Rename to ...
5581 (verify_gimple_call): ... this. Enhance.
5582 (verify_types_in_gimple_cond): Remove.
5583 (verify_gimple_comparison): New function ...
5584 (verify_types_in_gimple_assign): ... split out from here.
5585 (verify_types_in_gimple_return): Rename to ...
5586 (verify_gimple_return): ... this. Enhance.
5587 (verify_types_in_gimple_switch): Rename to ...
5588 (verify_gimple_switch): ... this. Enhance.
5589 (verify_gimple_goto): New function.
5590 (verify_types_in_gimple_phi): Rename to ...
5591 (verify_gimple_phi): ... this. Enhance.
5592 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5593 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5594 (verify_types_in_gimple_seq_2): Remove cases handled in
5595 verify_types_in_gimple_stmt.
5597 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5599 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5600 (push_multiple_operation, pop_multiple_operation): Set it.
5601 (workaround_rts_anomaly): New function.
5602 (workaround_speculation): New function, broken out of bfin_reorg.
5603 (bfin_reorg): Call the new functions.
5605 2008-09-09 Richard Guenther <rguenther@suse.de>
5609 * gimplify.c (gimplify_conversion): Change conversions of
5610 non-register type to VIEW_CONVERT_EXPRs.
5611 (gimplify_addr_expr): If we need to make the operand
5612 addressable make sure to use a properly initialized
5613 temporary for that so it gets a valid gimple store.
5615 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5617 * function.h (struct function): Add function_start_locus.
5618 * cfgexpand.c (gimple_expand_cfg): Use it.
5619 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5621 2008-09-09 Richard Guenther <rguenther@suse.de>
5623 PR tree-optimization/37433
5624 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5627 2008-09-09 Richard Guenther <rguenther@suse.de>
5629 PR tree-optimization/37387
5630 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5631 and bits to a common type.
5633 2008-09-09 Nick Clifton <nickc@redhat.com>
5635 * config/v850/v850.md (return): Restore frame size restriction.
5637 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5639 * c-common.c (c_expand_decl): Remove.
5640 * c-common.h (anon_aggr_type_p): Remove prototype.
5641 (DECL_ANON_UNION_ELEMS): Remove.
5642 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5643 * c-decl.c (anon_aggr_type_p): Remove.
5644 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5645 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5646 * langhooks.h (struct lang_hooks): Remove expand_decl.
5647 * langhooks.c (lhd_expand_decl): Remove.
5648 * stmt.c (expand_anon_union_decl): Remove.
5649 * tree.h (expand_anon_union_decl): Remove prototype.
5651 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5654 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5656 * config/avr/avr.md (QISI) : Define mode iterator.
5657 (negated_tst<mode>) : Redefine as split using mode macro.
5658 (reversed_tstqi): Define insn as reversed compare with zero.
5659 (reversed_tsthi): Ditto.
5660 (reversed_tstsi): Ditto.
5662 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5665 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5666 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5669 * predict.c (optimize_function_for_size_p): Don't segfault if
5671 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5672 tree_swap_operands_p): Don't test cfun != NULL before calling
5673 optimize_function_for_s*_p.
5675 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5677 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5680 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5682 * crx/crx.h (IRA_COVER_CLASSES): Define.
5684 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5687 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5688 even when a stmt has been gimple_modified_p, but after fold_stmt is
5689 not any longer. Remove unneeded may_have_exposed_new_symbols
5692 2008-09-08 Richard Guenther <rguenther@suse.de>
5694 PR tree-optimization/37421
5695 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5698 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5701 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5703 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5706 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5707 * pa-hpux10.h (LINK_SPEC): Likewise.
5708 * pa-hpux11.h (LINK_SPEC): Likewise.
5710 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5712 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5713 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5715 2008-09-07 Helge Deller <deller@gmx.de>
5717 * pa/linux-atomic.c: New file.
5718 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5719 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5721 2008-09-07 Richard Guenther <rguenther@suse.de>
5722 Ira Rosen <irar@il.ibm.com>
5724 PR tree-optimization/36630
5725 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5726 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5728 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5729 Ira Rosen <irar@il.ibm.com>
5731 PR tree-optimization/35642
5732 * config/rs6000/altivec.md (mulv8hi3): Implement.
5734 2008-09-06 Jeff Law <law@redhat.com>
5736 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5738 2008-09-06 Jan Hubicka <jh@suse.cz>
5740 PR tree-optimization/14703
5741 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5743 * passes.c (init_optimization_passes): Recompute inline parameters.
5745 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5747 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5750 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5751 Peter Fuerst <post@pfrst.de>
5753 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5754 * doc/extend.texi: Document __builtin_mips_cache.
5755 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5756 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5757 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5758 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5759 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5760 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5761 (set_push_mips_isas): New variable.
5762 (mips_r10k_cache_barrier): New variable.
5763 (cache): New availability predicate.
5764 (mips_builtins): Add an entry for __builtin_mips_cache.
5765 (mips_build_cvpointer_type): New function.
5766 (MIPS_ATYPE_CVPOINTER): New macro.
5767 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5769 (r10k_simplified_address_p, r10k_simplify_address)
5770 (r10k_uncached_address_p, r10k_safe_address_p)
5771 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5772 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5773 (r10k_insert_cache_barriers): New functions.
5774 (mips_reorg_process_insns): Delete cache barriers after a
5775 branch-likely instruction.
5776 (mips_reorg): Call r10k_insert_cache_barriers.
5777 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5778 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5779 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5780 (mips_cache, r10k_cache_barrier): New define_insns.
5782 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5784 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5785 * ira-color.c (setup_allocno_left_conflicts_num): Use
5786 hard_reg_set_equal_p instead of a comparison with
5787 ira_zero_hard_reg_set.
5788 * ira.c (setup_reg_subclasses): Likewise.
5789 (setup_cover_and_important_classes): Likewise.
5790 (setup_class_translate): Likewise.
5791 (setup_reg_class_intersect_union): Likewise.
5792 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5793 (ira_init_once): Don't initialize them.
5795 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5797 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5799 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5801 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5803 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5805 Improved branch hints, safe hints, and scheduling.
5807 * haifa-sched.c (sched_emit_insn) : Define.
5808 * sched-int.h (sched_emit_insn) : Add prototype.
5809 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5810 -mhint-max-distance -msafe-hints) : Document.
5811 * config/spu/spu.c (spu_flag_var_tracking): New.
5812 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5813 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5814 TARGET_ASM_FILE_START): Define.
5815 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5816 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5817 (spu_emit_branch_hint): Add blocks argument.
5818 (insert_branch_hints, insert_nops): Remove.
5819 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5820 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5821 spu_sched_reorder, asm_file_start): New functions.
5822 (clock_var, spu_sched_length, pipe0_clock,
5823 pipe1_clock, prev_clock_var, prev_priority,
5824 spu_ls_first, prev_ls_clock): New static variables.
5825 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5826 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5827 (nopn_nv): Add a non-volatile version of nop.
5828 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5829 -mhint-max-distance, -msafe-hints): New options.
5831 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5832 Samuel Tardieu <sam@rfc1149.net>
5834 * opts.c (decode_options): Combine nested if statements.
5837 * opts.c (decode_options): Handle more relationships among
5838 unit-at-a-time, toplevel-reorder, and section-anchors.
5840 2008-09-05 David Daney <ddaney@avtrex.com>
5842 * doc/install.texi (--enable-reduced-reflection): Document new option.
5844 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5846 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5848 (constantpool_operand): New.
5849 (move_operand): Disallow sub-word modes for the constant pool.
5850 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5851 (xtensa_secondary_reload_class): Replace with....
5852 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5853 Set icode for sub-word reloads from the constant pool.
5854 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5855 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5856 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5857 * config/xtensa/xtensa-protos.h: Update prototypes.
5859 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5861 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5862 (REG_CLASS_NAMES): Update.
5863 (REG_CLASS_CONTENTS): Update.
5864 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5865 of ALL_REGS for regs 77 and 78.
5866 * function.c (instantiate_virtual_regs_in_insn): Assert that
5867 return value of simplify_gen_subreg is not NULL.
5869 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5871 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5872 (gen_rtvec_v): Fix coding standards.
5874 2008-09-04 Jan Hubicka <jh@suse.cz>
5876 * i386.c (decide_alg): Be more conservative about optimizing for size.
5878 2008-09-04 Ian Lance Taylor <iant@google.com>
5880 * varasm.c (narrowing_initializer_constant_valid_p): New
5882 (initializer_constant_valid_p): Call it.
5884 2008-09-04 Jeff Law <law@redhat.com>
5886 * fold-const.c (native_encode_real): Fix computation of WORDS.
5887 (native_interpret_real): Likewise.
5889 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5891 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5893 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5895 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5896 that the cost is already taken into account in ira-costs.c
5898 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5900 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5901 ira_debug_copies): New.
5902 (ira_bulid): Call print_copies.
5904 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5906 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5909 * config/rs6000/rs6000.c (optimization_options): Remove check of
5910 flag_toplevel_order.
5912 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5914 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5915 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5916 second operand is a reg_imm10_operand.
5917 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5918 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5919 (*seq_<GPR:mode><GPR2:mode>): Rename to
5920 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5922 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5923 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5925 (*sne_<GPR:mode><GPR2:mode>): Rename to
5926 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5929 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5931 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5932 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5933 combining an arithmetic right shift by more than 31 and a
5934 trunction. Don't match for out-of-range shift amounts. Set
5935 attribute mode to <MODE>.
5936 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5937 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5938 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5939 shifts by less than 32.
5940 (extv): Change predicate on first operand to accept registers.
5941 Change predicate of the other operands from immediate_operand to
5942 const_int_operand. Expand exts when source is a register.
5943 (extzv): Change predicate of the constant operands from
5944 immediate_operand to const_int_operand.
5945 (extzv<mode>): Change predicate of the constant operands from
5946 immediate_operand to const_int_operand and no constraint. Also
5948 (*extzv_trunc<mode>_exts): New pattern.
5950 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5952 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5953 * config/mips/mips-protos.h (mask_low_and_shift_p,
5954 mask_low_and_shift_len): Declare.
5955 * config/mips/mips.c (mask_low_and_shift_p,
5956 mask_low_and_shift_len): New functions.
5957 (mips_print_operand): Handle new operand prefix "m".
5958 * config/mips/mips.md (*cins<mode>): New pattern.
5960 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5962 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5963 optimizing for size.
5965 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5967 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5968 regardless of epilogue_completed.
5970 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5973 * ira-lives.c (process_bb_node_lives): Check setjmp.
5975 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5978 * ira-build.c (form_loop_tree): Reverse BB walk.
5979 (create_bb_allocnos): Likewise.
5980 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5981 (mark_reg_store): Rename to...
5982 (mark_ref_live): ...this and take a df_ref argument instead of
5983 note_stores arguments. Assert that we have a register.
5984 (mark_reg_clobber): Delete.
5985 (def_conflicts_with_inputs_p): New function.
5986 (mark_reg_conflicts): Delete.
5987 (mark_reg_death): Rename to...
5988 (mark_ref_dead): ...this and take a df_ref argument instead of
5989 a register. Assert that we have a register.
5990 (process_bb_node_lives): Hoist frequency calculation out of
5991 instruction walk. Convert from a forwards scan to a backwards scan.
5992 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5993 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5994 (create_allocno_live_ranges): Don't create regs_set.
5996 2008-09-04 Ian Lance Taylor <iant@google.com>
5998 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5999 or REG_LABEL_TARGET.
6000 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6001 comparing MODE with MEM.
6002 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6003 comparing with GF_PREDICT_TAKEN.
6004 (gimple_get_lhs): Change code to enum gimple_code.
6005 (gimple_set_lhs): Likewise.
6006 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6007 * omp-low.c (find_omp_clause): Change kind parameter to enum
6009 * tree-flow.h (find_omp_clause): Update declaration.
6010 * regrename.c (clear_dead_regs): Change kind parameter to enum
6012 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6014 * see.c (see_get_extension_data): Change return type to enum
6015 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6016 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6017 (see_gen_normalized_extension): Change extension_code parameter to
6019 (see_seek_pre_extension_expr): Change extension_code to enum
6021 (see_merge_one_def_extension): Likewise.
6022 (see_handle_relevant_defs): Likewise.
6023 (see_handle_relevant_uses): Likewise.
6024 (see_analyze_one_def): Likewise.
6025 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6026 GIMPLE_ASM rather than ASM_EXPR.
6027 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6028 GIMPLE_RETURN rather than RETURN_EXPR.
6029 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6030 (evaluate_stmt): Likewise.
6031 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6032 to enum vect_relevant.
6033 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6034 compare gimple codes with tree codes.
6036 2008-09-04 Paul Brook <paul@codesourcery.com>
6038 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6040 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6042 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6043 pointer check lost in the recent no-unit-at-a-time patch.
6045 2008-09-04 Jan Hubicka <jh@suse.cz>
6048 * tree-switch-conversion.c (check_final_bb): Accept only IP
6051 2008-09-04 Jan Hubicka <jh@suse.cz>
6053 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6055 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6056 using_ranges argument.
6057 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6058 (vrp_visit_cond_stmt): Update call of
6059 vrp_evaluate_conditional_warnv_with_ops
6061 2008-09-04 Jan Hubicka <jh@suse.cz>
6063 PR tree-optimization/37345
6064 PR tree-optimization/37358
6065 PR tree-optimization/37357
6066 * tree.c (build_function_type_skip_args): Build distinct type copy;
6068 (build_function_decl_skip_args): Set type of new decl not orig decl;
6069 clear DECL_VINDEX for methods turned into functions.
6071 2008-09-04 Nick Clifton <nickc@redhat.com>
6073 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6074 * configure: Regenerate.
6075 * config.in: Regenerate.
6076 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6077 alignment field, if it is supported.
6079 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6081 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6084 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6086 * config/rs6000/rs6000.c (processor_target_table): Do not
6087 enable VMX for POWER6.
6089 2008-09-03 Anton Blanchard <anton@samba.org>
6091 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6092 emit memory barrier before operation.
6094 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6097 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6098 default_elf_asm_output_external.
6100 2008-09-03 Jeff Law <law@redhat.com>
6102 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6104 2008-09-03 Richard Henderson <rth@redhat.com>
6106 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6107 memory barrier to below the test-and-set.
6108 (alpha_split_lock_test_and_set_12): Likewise.
6110 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6114 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6117 * ira-color.c (print_loop_title): Use all_allocnos.
6118 (color_pass): Ditto. Don't add border_allocnos. Check that
6119 subloop allocno in the correspdoning bitmap all_allocnos.
6121 * ira-emit.c (change_loop): Use all_allocnos.
6123 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6124 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6125 (create_cap_allocno): Remove setting mentioned_allocnos.
6126 (create_insn_allocnos): Ditto.
6127 (remove_unnecessary_allocnos): Use all_allocnos.
6128 (check_allocno_creation): Check that allocnos are in the
6129 corresponding bitmap all_allocnos.
6131 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6135 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6136 (process_regs_for_copy): Process subregs. Refine check when cost
6137 is taken into account in ira-costs.c.
6138 (process_reg_shuffles): Use REG_SUBREG_P.
6139 (add_insn_allocno_copies): Ditto. Ignore modes.
6141 * ira-color.c (conflict_allocno_vec): New.
6142 (COST_HOP_DIVISOR): New macro.
6143 (update_copy_costs_1): Use it.
6144 (update_conflict_hard_regno_costs): New function.
6145 (assign_hard_reg): Use it.
6146 (ira_color): Allocate and free conflict_allocno_vec.
6148 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6152 * ira-int.h (ira_sort_insn_chain): Remove.
6154 * ira.c (basic_block_order_nums, chain_insn_order,
6155 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6156 (ira): Don't call ira_sort_insn_chain.
6158 * reload1.c (reload): Don't call ira_sort_insn_chain.
6160 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6163 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6164 which become non throw.
6165 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6166 update_call_expr after updating the flags on the decl.
6168 2008-09-03 Jan Hubicka <jh@suse.cz>
6170 PR tree-optimization/37315
6171 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6172 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6173 (cgraph_analyze_functions): Use node->analyzed
6174 (cgraph_mark_functions_to_output): Likewise.
6175 (cgraph_expand_function): All functions can be released after
6177 (cgraph_optimize): Use gimple_has_body_p.
6178 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6179 (cgraph_decide_inlining_incrementally): Likewise.
6180 (inline_transform): Inline transform.
6181 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6183 (inlinable_function_p): Drop gimple_body check.
6184 (expand_call_inline): Use gimple_has_body_p.
6185 * gimple.c (gimple_has_body_p): New.
6186 * gimple.h (gimple_has_body_p): Add prototype.
6187 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6188 (dump_function_to_file): Use gimple_has_body_p check.
6190 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6193 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6195 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6197 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6199 From Michael Frysinger <michael.frysinger@analog.com>
6200 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6201 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6204 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6207 * doc/extend.texi: Document picoChip builtin functions.
6208 * doc/invoke.texi: Document picoChip options.
6209 * doc/contrib.texi: Add picoChip contribution.
6210 * doc/md.texi: Document picoChip constraints.
6211 * config.gcc: Add picochip-*-*.
6212 * config/picochip/: Add new port.
6214 2008-09-03 Richard Guenther <rguenther@suse.de>
6216 PR tree-optimization/37328
6217 * tree-sra.c (sra_build_assignment): Gimplify properly.
6218 (generate_copy_inout): Take the correct stmt as definition,
6219 remove bogus assert.
6221 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6223 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6226 From Michael Frysinger <michael.frysinger@analog.com>
6227 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6229 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6231 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6232 (__gthread_setspecific): Revert 2008-08-31 change to
6233 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6235 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6237 * diagnostic.c (error_at): New.
6238 * toplev.h (error_at): New prototype.
6239 * c-typeck.c (build_array_ref): Call error_at instead of error.
6240 Pass location to pedwarn.
6242 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6244 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6246 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6248 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6249 VAR_DECL and CONST_DECL.
6251 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6252 Jakub Jelinek <jakub@redhat.com>
6254 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6255 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6256 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6257 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6258 Don't set ix86_save_varrargs_registers.
6259 (ix86_setup_incoming_varargs): Assume cum != NULL.
6260 (ix86_va_start): Check ix86_varargs_gpr_size and
6261 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6262 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6263 from frame pointer if ix86_varargs_gpr_size == 0.
6264 (ix86_compute_frame_layout): Updated.
6265 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6266 (ix86_varargs_gpr_size): Define.
6267 (ix86_varargs_fpr_size): Likewise.
6268 (machine_function): Remove save_varrargs_registers.
6269 Add varargs_gpr_size and varargs_fpr_size.
6271 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6273 * config/alpha/alpha.c (va_list_skip_additions,
6274 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6275 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6278 PR tree-optimization/36766
6279 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6280 for already removed basic blocks.
6283 * real.c (real_maxval): Clear a lower bit to make real_maxval
6284 match get_max_float for IBM long double format.
6286 2008-09-02 Andreas Schwab <schwab@suse.de>
6288 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6289 * configure: Regenerate.
6291 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6293 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6294 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6295 checking for a non-VOID CONSTANT_P.
6297 2008-09-02 Jan Hubicka <jh@suse.cz>
6299 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6300 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6303 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6305 * expr.c (emit_group_store): Don't assert stack temp mode size.
6307 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6308 Tobias Grosser <grosser@fim.uni-passau.de>
6309 Jan Sjodin <jan.sjodin@amd.com>
6310 Harsha Jagasia <harsha.jagasia@amd.com>
6311 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6312 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6313 Adrien Eliche <aeliche@isty.uvsq.fr>
6315 Merge from graphite branch.
6318 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6319 * doc/invoke.texi (-floop-block, -floop-interchange,
6320 -floop-strip-mine): Document new flags.
6321 * tree-into-ssa.c (gimple_vec): Moved...
6322 * tree-loop-distribution.c (rdg_component): Moved...
6323 * cfgloopmanip.c: Include tree-flow.h.
6324 (update_dominators_in_loop): New.
6325 (create_empty_if_region_on_edge): New.
6326 (create_empty_loop_on_edge): New.
6327 (loopify): Use update_dominators_in_loop.
6328 * tree-pass.h (pass_graphite_transforms): Declared.
6329 * configure: Regenerate.
6330 * tree-phinodes.c (make_phi_node): Export.
6331 (add_phi_node_to_bb): New, split from create_phi_node.
6332 * tree-chrec.c (for_each_scev_op): New.
6333 * tree-chrec.h (for_each_scev_op): Declared.
6334 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6335 (remove_statement): Call get_phi_with_result.
6336 * config.in (HAVE_cloog): Undef.
6337 * gdbinit.in (pgg): New.
6338 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6339 * tree-ssa-loop.c (graphite_transforms): New.
6340 (gate_graphite_transforms): New.
6341 (pass_graphite_transforms): New.
6342 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6343 HAVE_cloog): Defined.
6344 * tree-vectorizer.c (rename_variables_in_bb): Export.
6345 * tree-data-ref.c (dr_may_alias_p): Export.
6346 (stmt_simple_memref_p): New.
6347 (find_data_references_in_stmt): Export.
6348 (find_data_references_in_loop): Export.
6349 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6350 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6351 (create_rdg_vertices): Export.
6352 (build_empty_rdg): New.
6353 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6354 * tree-data-ref.h (rdg_component): ... here.
6356 (struct data_reference): Add a field scop.
6358 (find_data_references_in_loop): Declared.
6359 (find_data_references_in_stmt): Declared.
6360 (create_rdg_vertices): Declared.
6361 (dr_may_alias_p): Declared.
6362 (stmt_simple_memref_p): Declared.
6363 (struct rdg_edge): Add a field ddr_p relation.
6364 (build_empty_rdg): Declared.
6365 * lambda.h (lambda_matrix): Declare a VEC of.
6366 (find_induction_var_from_exit_cond): Declared.
6367 (lambda_vector_compare): New.
6368 * common.opt (fgraphite, floop-strip-mine,
6369 floop-interchange, floop-block): New flags.
6370 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6371 * cfgloop.c (is_loop_exit): New.
6372 * cfgloop.h (is_loop_exit): Declared.
6373 (create_empty_if_region_on_edge): Declared.
6374 (create_empty_loop_on_edge): Declared.
6375 * tree-flow.h (add_phi_node_to_bb): Declared.
6376 (make_phi_node): Declared.
6377 (rename_variables_in_bb): Declared.
6378 (perfect_loop_nest_depth): Declared.
6379 (graphite_transform_loops): Declared.
6380 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6381 (graphite.o-warn): Add -Wno-error.
6382 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6383 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6384 (INCLUDES): Add PPLINC, CLOOGINC.
6385 (OBJS-common): Add graphite.o.
6386 (graphite.o): Add rule.
6387 * gimple.h (gimple_vec): ... here.
6388 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6389 * passes.c (init_optimization_passes): Schedule
6390 pass_graphite_transforms.
6392 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6395 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6396 and -fno-toplevel-reorder after handle_options.
6398 2008-09-02 Paul Brook <paul@codesourcery.com>
6400 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6401 (arm_override_options): Set arm_tune_cortex_a9.
6402 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6403 (arm_issue_rate): Handle cortexa9.
6404 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6405 * config/arm/arm-cores.def: Add cortex-a9.
6406 * config/arm/arm-tune.md: Regenerate.
6407 * config/arm/arm.md: Include cortex-a9.md.
6408 (generic_sched, generic_vfp): Add cortexa9.
6409 * config/arm/cortex-a9.md: New file.
6411 2008-09-02 Richard Guenther <rguenther@suse.de>
6413 PR tree-optimization/37327
6414 * tree-vrp.c (register_new_assert_for): Make sure to not have
6415 TREE_OVERFLOW set on the bound.
6417 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6419 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6421 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6422 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6425 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6427 * gcc/config/spu/spu.md (divdf3): Removed.
6429 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6431 PR tree-optimization/37095
6432 * cgraph.c (cgraph_node): When creating new cgraph node after
6433 assembler_name_hash has been populated, record it in the hash
6436 2008-09-01 Paul Brook <paul@codesourcery.com>
6438 * doc/invoke.texi: Document -mword-relocations.
6439 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6440 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6441 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6442 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6443 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6444 (arm_emit_movpair): New function.
6445 (arm_print_operand <c>): Handle sybolic addresses.
6446 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6447 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6448 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6449 * config/arm/arm.opt: Add -mword-relocations.
6450 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6451 (arm_movt, arm_movw): New.
6453 2008-09-01 Paul Brook <paul@codesourcery.com>
6455 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6456 Allow Interworking on ARMv4 EABI based targets.
6457 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6458 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6460 2008-09-01 Paul Brook <paul@codesourcery.com>
6462 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6463 optimized LT0 test. Remove optimization for GT.
6465 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6467 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6468 openmp applications.
6469 * pa-hpux11.h (LIB_SPEC): Likewise.
6471 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6474 2008-09-01 Jan Hubicka <jh@suse.cz>
6476 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6477 present, use only counts; when guessed use only frequencies.
6478 (estimate_bb_frequencies): Use function_frequency.
6479 * profile.c (compute_branch_probabilities): Exit early when
6480 profile reading failed. Set profile_status.
6481 (branch_prob): Do not set profile_status.
6483 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6485 * tree.c (protected_set_expr_location): New.
6486 * tree.h (protected_set_expr_location): New prototype.
6487 * c-tree.h (build_array_ref): Add argument.
6488 (parser_build_unary_op): Same.
6489 * c-typeck.c (build_indirect_ref): Handle new location argument.
6490 (build_array_ref): Same.
6491 (parser_build_unary_op): Same.
6492 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6494 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6496 * c-common.c (finish_label_address_expr): Handle new location argument.
6497 * c-common.h (build_indirect_ref): Add argument.
6498 (finish_label_address_expr): Same.
6499 * c-parser.c (c_parser_unary_expression): Pass location to build
6501 (c_parser_postfix_expression): Same.
6503 2008-09-01 Paul Brook <paul@codesourcery.com>
6505 * config/arm/arm.md: Include cortex-r4f.md.
6506 (attr fpu): Update type list.
6507 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6508 fconstd, fcmps and fcmpd.
6509 (attr tune_cortexr4): Define.
6510 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6511 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6512 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6513 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6514 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6515 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6516 cortex_a8_vfp_farith: Ditto.
6517 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6518 * config/arm/cortex-r4.md: Use tune_cortexr4.
6519 * config/arm/cortex-r4f.md: New file.
6521 2008-09-01 Richard Guenther <rguenther@suse.de>
6523 PR tree-optimization/37305
6524 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6525 the result of constant conversions.
6526 (fold_gimple_assign): Likewise.
6528 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6530 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6531 #ifdef ENABLE_CHECKING.
6533 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6535 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6536 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6537 when !INSN_SCHEDULING.
6539 2008-09-01 Andreas Schwab <schwab@suse.de>
6541 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6543 2008-09-01 Paul Brook <paul@codesourcery.com>
6545 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6547 2008-09-01 Jan Hubicka <jh@suse.cz>
6549 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6551 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6553 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6554 * gimplify.c (gimplify_init_constructor): Add speed operand.
6555 * tree-sra.c (decide_block_copy): Likewise.
6556 * tree-inline.c (estimate_move_cost): Likewise.
6557 * config/alpha/alpha.h (MOVE_RATIO): Update.
6558 * config/frv/frv.c (MOVE_RATIO): Update.
6559 * config/spu/spu.h (MOVE_RATIO): Update.
6560 * config/sparc/sparc.h (MOVE_RATIO): Update.
6561 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6562 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6563 * config/cris/cris.h (MOVE_RATIO): Update.
6564 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6565 * config/arm/arm.h (MOVE_RATIO): Update.
6566 * config/pa/pa.md: Update uses of MOVE_RATIO
6567 * config/pa/pa.h (MOVE_RATIO): Update.
6568 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6569 CLEAR_RATIO, SET_RATIO): Update.
6570 * config/h8300/h8300.h (MOVE_RATIO): Update.
6571 * config/v850/v850.h (MOVE_RATIO): Update.
6572 * config/bfin/bfin.h (MOVE_RATIO): Update.
6574 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6575 Dmitry Melnik <dm@ispras.ru>
6576 Dmitry Zhurikhin <zhur@ispras.ru>
6577 Alexander Monakov <amonakov@ispras.ru>
6578 Maxim Kuvyrkov <maxim@codesourcery.com>
6580 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6581 sel-sched-dump.c, sel-sched-ir.c: New files.
6582 * Makefile.in (OBJS-common): Add selective scheduling object files.
6583 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6584 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6585 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6586 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6587 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6588 (make_forwarder_block): Update loop latch if we have redirected
6589 the loop latch edge.
6590 * cfgloop.c (get_loop_body_in_custom_order): New function.
6591 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6592 (CP_FALLTHRU_PREHEADERS): Likewise.
6593 (get_loop_body_in_custom_order): Declare.
6594 * cfgloopmanip.c (has_preds_from_loop): New.
6595 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6596 Assert that the preheader edge will be fall thru when it is set.
6597 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6598 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6599 fsel-sched-substitution, fselective-scheduling): New flags.
6600 * cse.c (hash_rtx_cb): New.
6602 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6603 sel_sched_insn_cnt): New counters.
6604 * final.c (compute_alignments): Export. Free dominance
6605 info after loop_optimizer_finalize.
6606 * genattr.c (main): Output maximal_insn_latency prototype.
6607 * genautomata.c (output_default_latencies): New.
6608 Factor its code from ...
6609 (output_internal_insn_latency_func): ... here.
6610 (output_internal_maximal_insn_latency_func): New.
6611 (output_maximal_insn_latency_func): New.
6612 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6613 (struct hard_reg_set_iterator): New.
6614 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6615 hard_reg_set_iter_next): New functions.
6616 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6617 * lists.c (remove_free_INSN_LIST_node,
6618 remove_free_EXPR_LIST_node): New functions.
6619 * loop-init.c (loop_optimizer_init): When
6620 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6621 calling create_preheaders.
6622 (loop_optimizer_finalize): Do not verify flow info after reload.
6623 * recog.c (validate_replace_rtx_1): New parameter simplify.
6624 Default it to true. Update all uses. Factor out simplifying
6626 (simplify_while_replacing): ... this new function.
6627 (validate_replace_rtx_part,
6628 validate_replace_rtx_part_nosimplify): New.
6629 * recog.h (validate_replace_rtx_part,
6630 validate_replace_rtx_part_nosimplify): Declare.
6631 * rtl.c (rtx_equal_p_cb): New.
6632 (rtx_equal_p): Use it.
6633 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6634 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6635 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6636 * vecprim.h: Add a vector type for unsigned int.
6637 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6638 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6639 ready_try, cycle_issued_insns, spec_info): Make global.
6640 (readyp): Initialize.
6641 (dfa_lookahead): New global variable.
6642 (old_max_uid, old_last_basic_block): Remove.
6643 (h_i_d): Make it a vector.
6644 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6646 (after_recovery, adding_bb_to_current_region_p):
6647 New variables to handle correct insertion of the recovery code.
6648 (struct ready_list): Move declaration to sched-int.h.
6649 (rgn_n_insns): Removed.
6650 (rtx_vec_t): Move to sched-int.h.
6651 (find_insn_reg_weight): Remove.
6652 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6653 (haifa_init_h_i_d, haifa_finish_h_i_d):
6654 New functions to initialize / finalize haifa instruction data.
6655 (extend_h_i_d, init_h_i_d): Rewrite.
6656 (unlink_other_notes): Move logic to add_to_note_list. Handle
6657 selective scheduler.
6658 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6659 find_fallthru_edge): Make global, remove static prototypes.
6660 (max_issue): Make global. Add privileged_n and state parameters. Use
6662 (extend_global, extend_all): Removed.
6663 (init_before_recovery): Add new param. Fix the handling of the case
6664 when we insert a recovery code before the EXIT which has a predecessor
6665 with a fallthrough edge to it.
6666 (create_recovery_block): Make global. Rename to
6667 sched_create_recovery_block. Update.
6668 (change_pattern): Rename to sched_change_pattern. Make global.
6669 (speculate_insn): Rename to sched_speculate_insn. Make global.
6670 Split haifa-specific functionality into ...
6671 (haifa_change_pattern): New static function.
6672 (sched_extend_bb): New static function.
6673 (sched_init_bbs): New function.
6674 (current_sched_info): Change type to struct haifa_sched_info.
6675 (insn_cost): Adjust for selective scheduling.
6676 (dep_cost_1): New function. Move logic from ...
6677 (dep_cost): ... here.
6678 (dep_cost): Use dep_cost_1.
6679 (contributes_to_priority_p): Use sched_deps_info instead of
6681 (priority): Adjust to work with selective scheduling. Process the
6682 corner case when all dependencies don't contribute to priority.
6683 (rank_for_schedule): Use ds_weak instead of dep_weak.
6684 (advance_state): New function. Move logic from ...
6685 (advance_one_cycle): ... here.
6686 (add_to_note_list, concat_note_lists): New functions.
6687 (rm_other_notes): Make static. Adjust for selective scheduling.
6688 (remove_notes, restore_other_notes): New functions.
6689 (move_insn): Add two arguments. Update assert. Don't call
6691 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6692 Remove more_issue, max_points. Move the code to initialize
6693 max_lookahead_tries to max_issue.
6694 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6695 ready. Adjust use of move_insn. Call restore_other_notes.
6697 (sched_init, sched_finish): Move Haifa-specific initialization/
6699 (haifa_sched_init, haifa_sched_finish): ... respectively.
6701 (setup_sched_dump): New function.
6702 (haifa_init_only_bb): New static function.
6703 (haifa_speculate_insn): New static function.
6704 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6705 (extend_ready, extend_all): Remove.
6706 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6707 (create_check_block_twin, add_to_speculative_block): Use
6708 haifa_insns_init instead of extend_global. Update to use new
6709 initialization functions. Change parameter. Factor out code from
6710 create_check_block_twin to ...
6711 (sched_create_recovery_edges) ... this new function.
6712 (add_block): Remove.
6713 (sched_scan_info): New.
6714 (extend_bb): Use sched_scan_info.
6715 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6716 static functions for walking through scheduling region.
6717 (sched_luids): New vector variable to replace uid_to_luid.
6718 (luids_extend_insn): New function.
6719 (sched_max_luid): New variable.
6720 (luids_init_insn): New function.
6721 (sched_init_luids, sched_finish_luids): New functions.
6722 (insn_luid): New debug function.
6723 (sched_extend_target): New function.
6724 (haifa_init_insn): New static function.
6725 (sched_init_only_bb): New hook.
6726 (sched_split_block): New hook.
6727 (sched_split_block_1): New function.
6728 (sched_create_empty_bb): New hook.
6729 (sched_create_empty_bb_1): New function.
6730 (common_sched_info, ready): New global variables.
6731 (current_sched_info_var): Remove.
6732 (move_block_after_check): Use common_sched_info.
6733 (haifa_luid_for_non_insn): New static function.
6734 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6735 (increase_insn_priority): New.
6736 * modulo-sched.c: (issue_rate): Remove static declaration.
6737 (sms_sched_info): Change type to haifa_sched_info.
6738 (sms_sched_deps_info, sms_common_sched_info): New variables.
6739 (setup_sched_infos): New.
6740 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6741 Do not call regstat_free_calls_crossed.
6742 (sms_print_insn): Use const_rtx.
6743 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6744 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6745 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6746 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6747 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6748 current_sched_info to use it.
6749 (enum reg_pending_barrier_mode): Move to sched-int.h.
6750 (h_d_i_d): New variable. Initialize to NULL.
6751 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6753 (estimate_dep_weak): Remove static declaration.
6754 (sched_has_condition_p): New function. Adjust users of
6755 sched_get_condition to use it instead.
6756 (conditions_mutex_p): Add arguments indicating which conditions are
6758 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6759 argument to indicate whether returned condition is reversed. Do not
6760 generate new rtx when condition should be reversed; indicate it by
6761 setting new argument instead.
6762 (add_dependence_list_and_free): Add deps parameter.
6763 Update all users. Do not free dependence list when
6764 deps context is readonly.
6765 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6767 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6768 (remove_from_deps): New. Use the above functions.
6769 (cur_insn, can_start_lhs_rhs_p): New static variables.
6770 (add_or_update_back_dep_1): Initialize present_dep_type.
6771 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6772 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6773 haifa_note_dep): New functions implementing dependence hooks for
6774 the Haifa scheduler.
6775 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6776 note_dep): New functions.
6777 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6779 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6780 (free_deps): Initialize deps->reg_last.
6781 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6782 sched_analyze_insn): Update to use dependency hooks infrastructure
6783 and readonly contexts.
6784 (deps_analyze_insn): New function. Move part of logic from ...
6785 (sched_analyze): ... here. Also move some logic to ...
6786 (deps_start_bb): ... here. New function.
6787 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6789 (sched_deps_init): New function. Move code from ...
6790 (init_dependency_caches): ... here. Remove.
6791 (init_deps_data_vector): New.
6792 (sched_deps_finish): New function. Move code from ...
6793 (free_dependency_caches): ... here. Remove.
6794 (init_deps_global, finish_deps_global): Adjust for use with
6795 selective scheduling.
6796 (get_dep_weak): Move logic to ...
6797 (get_dep_weak_1): New function.
6798 (ds_merge): Move logic to ...
6799 (ds_merge_1): New static function.
6800 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6801 (ds_get_max_dep_weak): New function.
6802 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6803 (n_insns): Rename to rgn_n_insns.
6804 (debug_ebb_dependencies): New function.
6805 (init_ready_list): Use it.
6806 (begin_schedule_ready): Use sched_init_only_bb.
6807 (ebb_print_insn): Indicate when an insn starts a new cycle.
6808 (contributes_to_priority, compute_jump_reg_dependencies,
6809 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6810 (add_block1): Remove to ebb_add_block.
6811 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6812 (schedule_ebb): Initialize them. Use remove_notes instead of
6813 rm_other_notes. Use haifa_local_init/finish.
6814 (schedule_ebbs): Use haifa_sched_init/finish.
6815 * sched-int.h: Include vecprim.h, remove rtl.h.
6816 (struct ready_list): Delete declaration.
6817 (sched_verbose_param, enum sched_pass_id_t,
6818 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6819 (struct sched_scan_info_def): New structure.
6820 (sched_scan_info, sched_scan, sched_init_bbs,
6821 sched_init_luids, sched_finish_luids, sched_extend_target,
6822 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6823 (struct common_sched_info_def): New.
6824 (common_sched_info, haifa_common_sched_info,
6825 sched_emulate_haifa_p): Declare.
6827 (sched_luids): Declare.
6828 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6829 (sched_max_luid, insn_luid): Declare.
6830 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6831 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6832 print_insn, print_pattern, print_value, haifa_classify_insn,
6833 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6834 setup_sched_dump, sched_init, sched_finish,
6835 sel_insn_is_speculation_check): Export.
6836 (struct ready_list): Move from haifa-sched.c.
6837 (ready_try, ready, max_issue): Export.
6838 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6839 sched_init_only_bb, sched_split_block, sched_split_block_1,
6840 sched_create_empty_bb, sched_create_empty_bb_1,
6841 sched_create_recovery_block, sched_create_recovery_edges): Export.
6842 (enum reg_pending_barrier_mode): Export.
6843 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6845 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6846 print_insn field. Move add_block and fix_recovery_cfg to
6847 common_sched_info_def. Move compute_jump_reg_dependencies,
6849 (struct sched_deps_info_def): ... this new structure.
6850 (sched_deps_info): Declare.
6851 (struct spec_info_def): Remove weakness_cutoff, add
6852 data_weakness_cutoff and control_weakness_cutoff.
6853 (spec_info): Declare.
6854 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6856 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6857 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6858 (current_sched_info): Change type to struct haifa_sched_info.
6859 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6860 (h_d_i_d): New variable.
6861 (HDID): New accessor macro.
6862 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6863 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6865 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6866 (enum SCHED_FLAGS): Update for selective scheduler.
6867 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6868 (init_dependency_caches, free_dependency_caches): Delete declarations.
6869 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6870 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6871 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6872 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6873 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6875 (rm_other_notes): Delete declaration.
6876 (schedule_block): Remove one argument.
6877 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6878 ready_element, ready_lastpos, sched_extend_ready_list,
6879 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6880 concat_note_lists): Export.
6881 (struct region): Move from sched-rgn.h.
6882 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6883 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6884 BLOCK_TO_BB, CONTAINING_RGN): Export.
6885 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6886 (current_nr_blocks, current_blocks, target_bb): Likewise.
6887 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6888 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6889 sched_rgn_local_init, extend_regions,
6890 rgn_make_new_region_out_of_new_block, compute_priorities,
6891 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6892 extend_rgns, deps_join rgn_setup_common_sched_info,
6893 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6894 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6895 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6896 increase_insn_priority): Likewise.
6897 * sched-rgn.c: Include sel-sched.h.
6898 (ref_counts): New static variable. Use it ...
6899 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6900 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6901 (sched_is_disabled_for_current_region_p): Delete static declaration.
6902 (struct region): Move to sched-int.h.
6903 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6904 ebb_head): Define and initialize.
6905 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6906 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6907 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6909 (find_single_block_region): Add new argument to indicate that EBB
6910 regions should be constructed.
6911 (debug_live): Delete declaration.
6912 (current_nr_blocks, current_blocks, target_bb):
6913 Remove static qualifiers.
6914 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6916 (init_regions): Delete declaration.
6917 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6918 rgn_estimate_number_of_insns): New.
6919 (too_large): Use estimate_number_of_insns.
6920 (haifa_find_rgns): New. Move the code from ...
6921 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6922 (free_trg_info): New.
6923 (compute_trg_info): Allocate candidate tables here instead of ...
6924 (init_ready_list): ... here.
6925 (rgn_print_insn): Use const_rtx.
6926 (contributes_to_priority, extend_regions): Delete static declaration.
6927 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6928 (add_block1): Rename to rgn_add_block.
6929 (debug_rgn_dependencies): Delete static qualifier.
6930 (new_ready): Use sched_deps_info. Simplify.
6931 (rgn_common_sched_info, rgn_const_sched_deps_info,
6932 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6934 (region_sched_info): Rename to rgn_const_sched_info.
6935 (deps_join): New, extracted from ...
6936 (propagate_deps): ... here.
6937 (compute_block_dependences, debug_dependencies): Update for selective
6939 (free_rgn_deps, compute_priorities): New functions.
6940 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6941 sched_rgn_compute_dependencies): New functions.
6942 (schedule_region): Use them.
6943 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6944 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6946 (schedule_insns): Call new functions that were split out.
6947 (rgn_make_new_region_out_of_new_block): New.
6948 (get_rgn_sched_max_insns_priority): New.
6949 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6950 scheduling when appropriate.
6951 * sched-vis.c: Include insn-attr.h.
6952 (print_value, print_pattern): Make global.
6953 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6954 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6955 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6956 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6957 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6958 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6959 hooks. Initialize them to 0.
6960 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6961 * target.h (struct gcc_target): Add them. Rename gen_check field to
6963 * flags.h (sel_sched_switch_set): Declare.
6964 * opts.c (sel_sched_switch_set): New variable.
6965 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6966 pipelining is disabled from command line.
6967 (common_handle_option): Record whether selective scheduling is
6968 requested from command line.
6969 * doc/invoke.texi: Document new flags and parameters.
6970 * doc/tm.texi: Document new target hooks.
6971 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6973 (dfa_state_size): Do not declare locally.
6974 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6975 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6976 rs6000_alloc_sched_context, rs6000_set_sched_context,
6977 rs6000_free_sched_context): New functions.
6978 (struct _rs6000_sched_context): New.
6979 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6981 (rs6000_sched_finish): Do not run for selective scheduling.
6983 2008-08-31 Jan Hubicka <jh@suse.cz>
6985 * frv.c (frv_rtx_costs): Update forward declaration.
6986 * spu.c (spu_rtx_costs): Likewise.
6987 * pdp11.c: Include df.h
6988 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6989 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6990 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6991 * iq2000.c (iq2000_address_cost): Add speed argument.
6992 (iq2000_rtx_costs): Likewise.
6993 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6994 update call of mn10300_address_cost.
6995 * mcore.c: Include df.h
6996 (mcore_rtx_costs): Update prototype.
6997 * score3.c: Include df.h
6998 (score3_rtx_costs): Remove speed argument.
6999 * score7.c: Include df.h
7000 (score7_address_cost): Remove speed argument.
7001 * score-protos.h (score_address_cost): Update prototype.
7002 * score.c: Include df.h
7003 (score_rtx_costs): Update call of costs functions.
7004 * v850.c (v850_rtx_costs): Add bool argument.
7006 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7008 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7010 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7012 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7013 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7015 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7017 * mkmap-flat.awk: Add option pe_dll.
7018 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7019 * config/i386/t-cygwin (SHLIB_LC): Add.
7020 * config/i386/t-mingw32 (SHLIB_LC): Add.
7021 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7022 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7023 (LINK_SPEC): Support libgcc_s.
7024 (LIBGCC_SPEC): Support libgcc_s.
7025 (LIBGCC_SONAME): New.
7027 2008-08-31 Jan Hubicka <jh@suse.cz>
7029 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7030 mistakely had old version of patch.
7032 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7033 (ipcp_estimate_growth): New.
7034 (ipcp_insert_stage): Use ipcp_estimate_growth.
7035 * profile.c (branch_prob): When reading failed, do not consider
7038 2008-08-31 Jan Hubicka <jh@suse.cz>
7040 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7041 loop is optimized for speed.
7043 2008-08-31 Richard Guenther <rguenther@suse.de>
7046 * fold-const.c (fold_binary): Retain conversions in folding
7049 2008-08-31 Jan Hubicka <jh@suse.cz>
7051 * postreload-gcse.c (eliminate_partially_redundant_loads):
7052 Use optimize_bb_for_size_p.
7053 * predict.c (maybe_hot_frequency_p): Make inline.
7054 (maybe_hot_count_p): Break out from ...
7055 (maybe_hot_bb_p): ... this one.
7056 (maybe_hot_edge_p): Simplify.
7057 * basic-block.h (probably_cold_bb_p): Remove.
7059 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7062 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7064 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7065 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7066 Also split V4SFmode.
7067 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7070 2008-08-31 Jan Hubicka <jh@suse.cz>
7072 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7074 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7076 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7079 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7082 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7083 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7085 2008-08-31 Jan Hubicka <jh@suse.cz>
7087 * sparc.h (BRANCH_COST): Fix macro definition.
7088 * avr.c (avr_operand_rtx_cost): Add speed argument.
7089 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7091 2008-08-31 Richard Guenther <rguenther@suse.de>
7093 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7094 types instead of operands. Re-instantiate verifying of
7095 binary expression operands.
7097 2008-08-30 Jan Hubicka <jh@suse.cz>
7099 * fwprop.c (should_replace_address): Add speed attribute.
7100 (PR_OPTIMIZE_FOR_SPEED): New flag.
7101 (propagate_rtx_1): Use it.
7102 (propagate_rtx): Set it.
7103 (try_fwprop_subst): Update call of rtx_costs.
7104 (forward_propagate_and_simplify): LIkewise.
7105 * hooks.c (hook_int_rtx_bool_0): New
7106 (hook_bool_rtx_int_int_intp_false): Replace by ...
7107 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7108 * hooks.h (hook_int_rtx_bool_0): New
7109 (hook_bool_rtx_int_int_intp_false): Replace by ...
7110 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7111 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7112 (prepare_cmp_insn): UPdate call of rtx_cost.
7113 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7114 (reload_cse_simplify_operands): Update call of rtx_cost.
7115 (reload_cse_move2add): call of rtx_cost.
7116 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7117 * rtlanal.c (rtx_cost): Add speed argument.
7118 (address_cost): Add speed argument
7119 (default_address_cost): Likewise.
7120 (insn_rtx_cost): Likewise.
7121 * cfgloopanal.c (seq_cost): Add speed argument.
7122 (target_reg_cost, target_spill_cost): Turn to array.
7123 (init_set_costs): Update for speed.
7124 (estimate_reg_pressure_cost): Add speed argument.
7125 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7126 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7127 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7128 (seq_cost): Add speed argument.
7129 (computation_cost): Add speed arugment.
7130 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7131 (force_expr_to_var_cost): Update for profile info.
7132 (force_var_cost): Likewise.
7133 (split_address_cost): Likewise.
7134 (ptr_difference_cost): Likewise.
7135 (difference_cost): Likewise.
7136 (get_computation_cost_at): Likewise.
7137 (determine_iv_cost): Likewise.
7138 (ivopts_global_cost_for_size): Likewise.
7139 (rewrite_use_address): Likewise.
7140 (tree_ssa_iv_optimize_loop): Initialize speed field.
7141 * cse.c (optimize_this_for_speed_p): New static var.
7142 (notreg_cost): Update call of rtx_cost.
7143 (cse_extended_basic_block): set optimize_this_for_speed_p.
7144 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7145 (noce_try_cmove_arith): Likewise.
7146 (noce_try_sign_mask): LIkewise.
7147 * expr.c (compress_float_constant): Update rtx_cost calls.
7148 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7150 (addr_to_parts): Likewise.
7151 (create_mem_ref): Likewise.
7152 * dse.c (find_shift_sequence): Add speed argument.
7153 (replace_read): Update call.
7154 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7155 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7156 * neg_cost, shift_cost, shiftadd_cost,
7157 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7158 mul_highpart_cost): Increase dimension.
7159 (init_expmed): Initialize for both size and speed.
7160 (expand_shift): Use profile.
7161 (synth_mult): Use profile.
7162 (choose_mult_variant): Use profile.
7163 (expand_mult): Use profile.
7164 (expand_mult_highpart_optab): Use profile.
7165 (expand_mult_highpart): Use profile.
7166 (expand_smod_pow2): Use profile.
7167 (expand_divmod): Use profile.
7168 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7170 * loop-invariant.c (create_new_invariant): Use profile.
7171 (gain_for_invariant): Add speed parameter.
7172 (best_gain_for_invariant): Likewise.
7173 (find_invariants_to_move): Likewise.
7174 (move_single_loop_invariants): Set it.
7175 * target-def.h (TARGET_RTX_COSTS): Use hook.
7176 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7177 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7178 * output.h (default_address_cost): Update prototype.
7179 * combine.c (optimize_this_for_speed_p): New static var.
7180 (combine_validate_cost): Update call of rtx_cost.
7181 (combine_instructions): Set optimize_this_for_speed_p.
7182 (expand_compound_operation): Update call of rtx_cost.
7183 (make_extraction):Update call of rtx_cost.
7184 (force_to_mode):Update call of rtx_cost.
7185 (distribute_and_simplify_rtx):Update call of rtx_cost.
7186 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7187 (estimate_reg_pressure_cost): Update prototype.
7188 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7189 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7191 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7192 (alpha_rtx_costs): Update.
7193 * config/frv/frv.c (frv_rtx_costs): Update.
7194 * config/s390/s390.c (s390_rtx_costs): Update.
7195 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7196 (m32c_rtx_costs): Update.
7197 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7198 (spu_rtx_costs): Update.
7199 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7200 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7201 * config/i386/i386.c (:ix86_address_cost): Update.
7202 (ix86_rtx_costs): Update.
7203 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7204 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7205 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7206 * config/crx/crx.c (crx_address_cost): Update.
7207 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7208 * config/stormy16/stormy16.c
7209 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7210 * config/m68hc11/m68hc11.c
7211 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7212 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7213 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7215 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7217 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7218 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7219 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7220 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7221 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7222 (mcore_rtx_costs): update.
7223 * config/score/score3.c (score3_rtx_costs): Update.
7224 * config/score/score7.c (score7_rtx_costs): Update.
7225 * config/score/score3.h (score3_rtx_costs):Update.
7226 * config/score/score7.h (score7_rtx_costs): Update.
7227 * config/score/score.c (score_rtx_costs): Update.
7228 * config/arm/arm.c (arm_address_cost): Update.
7229 (arm_rtx_costs_1): Update.
7230 (arm_rtx_costs_1): Update.
7231 (arm_size_rtx_costs): Update.
7232 (arm_size_rtx_costs): Update.
7233 (arm_size_rtx_costs): Update.
7234 (arm_xscale_rtx_costs): Update.
7235 (arm_thumb_address_cost): Update.
7236 * config/pa/pa.c (hppa_address_cost): Update.
7237 * config/mips/mips.c (mips_rtx_costs): Update.
7238 * config/vax/vax.c (vax_address_cost): Update.
7239 * config/h8300/h8300.c (h8300_shift_costs): Update.
7240 (h8300_rtx_costs): Update.
7241 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7242 (v850_rtx_costs): Update.
7243 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7244 * config/bfin/bfin.c
7245 (bfin_address_cost): Update.
7246 (bfin_rtx_costs): Update.
7247 * stmt.c (lshift_cheap_p): Update.
7249 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7252 * expmed.c (extract_bit_field_1): Check the mode size to make
7253 sure the vector modes have the same size.
7255 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7257 * dojump.c (top level): Include basic-block.h to declare
7258 optimize_insn_for_speed_p
7260 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7262 * opts.h (CL_SAVE): New option class for marking options that are
7263 target specific options usable in the target attribute.
7264 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7266 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7267 can easily find the target specific options that are safe to use
7268 in the attribute or pragma.
7270 * attribs.c (decl_attributes): Change #pragma GCC option to
7271 #pragma GCC target, and attribute((option(...))) to
7272 attribute((target(...))).
7274 * doc/extend.texi (target attribute): Change from option
7275 attribute. Delete push/pop/reset.
7276 (#pragma GCC target): Change from #pragma GCC option. Delete
7278 (#pragma GCC push_options): Document new pragma.
7279 (#pragma GCC pop_options): Document new pragma.
7280 (#pragma GCC reset_options): Document new pragma.
7282 * targhooks.c (default_target_option_valid_attribute_p): Add
7283 warning about port not supporting target attributes.
7284 (default_target_option_pragma_parse): New function, warn about
7285 #pragma GCC target not being supported.
7287 * targhooks.h (default_target_option_pragma_parse): Add
7290 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7291 TI_CURRENT_OPTION_PRAGMA.
7292 (current_target_pragma): Rename from current_option_pragma.
7294 * target.h: (struct target_option): Delete booleans for changing
7295 the optimization level on hot/cold functions. Change signature of
7296 pragma_parse hook to take a second tree.
7298 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7300 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7301 that the declaration is done at global scope.
7303 * langhooks.c (add_builtin_function_common): Move most of the code
7304 from add_builtin_function here, calling the hook passed in.
7305 (add_builtin_function): Call add_builtin_function_common with
7306 standard builtin hook.
7307 (add_builtin_function_ext_scope): New function to add builtins to
7310 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7312 (add_builtin_function_ext_scope): Add declaration.
7314 * c-pragma.c (handle_pragma_target): Rename from
7315 handle_pragma_option, #pragma GCC option is now #pragma GCC
7316 target. Move warning about port not supporting target options to
7317 default pragma parse hook. Remove push/pop/reset from this
7319 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7320 (option_stack): Delete static variable.
7321 (optimize_stack): Ditto.
7322 (optons_stack): New stack of saved target and optimization
7324 (handle_pragma_push_options): New function to handle pushing both
7325 target and optimization options.
7326 (handle_pragma_pop_options): New function to handle popping both
7327 target and optimization options.
7328 (handle_pragma_reset_options): New function to handle resetting
7329 both target and optimization options to their initial state.
7330 (init_pragma): Rename handle_pragma_option to
7331 handle_pragma_target. Add support for push_options, pop_options,
7332 and reset_options pragmas.
7334 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7335 default_target_option_pragma_parse.
7336 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7337 default_target_option_valid_attribute_p.
7338 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7339 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7340 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7341 optimization level on hot/cold functions.
7343 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7344 if the caller and callee have different optimization levels.
7346 * c-common.c (handle_target_attribute): Rename from
7347 handle_option_attribute, attribute((option(...))) is now
7348 attribute((target(...))). Move warning if the port does not
7349 support target attributes to the default hook.
7350 (handle_hot_attribute): Delete code to change the optimization
7351 level of hot functions.
7352 (handle_cold_attribute): Ditto.
7354 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7355 argument that is the binary tree options to use if there are no
7356 arguments. Call ix86_valid_target_attribute_tree instead of
7357 ix86_valid_option_attribute_tree.
7358 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7359 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7360 ix86_pragma_option_parse.
7362 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7363 Rename from ix86_valid_option_attribute_tree.
7365 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7366 new builtins when the ISA changes.
7367 (ix86_valid_target_attribute_tree): Rename from
7368 ix86_valid_option_attribute_tree. Change callers. If the
7369 function specified optimization options, use those as the starting
7370 point before setting up the target attributes. If the
7371 optimization options were changed in the course of setting the
7372 target attributes, record the new optimization options.
7373 (ix86_valid_target_attribute_tree_inner_p): Rename from
7374 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7375 ix86_add_new_builtins if the ISA changed.
7376 (ix86_valid_target_attribute_p): Rename from
7377 ix86_valid_option_attribute_p. Change callers.
7378 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7379 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7380 as delayed builtin functions.
7381 (struct builtin_isa): New structure to record builtin functions
7382 that should be delayed until the ISA for that function is used.
7383 (ix86_builtins_isa): Change from int to struct to track builtin
7384 functions we want to declare at some point.
7385 (def_builtin): If the front end can delay defining the builtin
7386 functions, don't create builtins for ISAs not part of the default
7388 (def_builtin_const): Ditto.
7389 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7390 __builtin_ia32_pcmov_v2di to be different builtin functions.
7391 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7392 a structure instead of an int.
7393 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7394 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7395 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7396 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7398 * config/ia64/ia64.h
7399 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7400 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7402 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7403 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7404 (LANG_HOOKS_INITIALIZER): Add
7405 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7407 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7410 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7411 the reload address with the index register for SFmode
7412 access with a displacement.
7414 2008-08-30 Jan Hubicka <jh@suse.cz>
7416 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7417 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7418 * dojump.c (do_jump): Likewise.
7419 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7420 (note-if_info): Add BRANCH_COST.
7421 (noce_try_store_flag_constants, noce_try_addcc,
7422 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7423 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7424 find_if_case_2): Use computed branch cost.
7425 * expr.h (BRANCH_COST): Update default.
7426 * predict.c (predictable_edge_p): New function.
7427 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7428 Update BRANCH_COST call.
7429 * basic-block.h (predictable_edge_p): Declare.
7430 * config/alpha/alpha.h (BRANCH_COST): Update.
7431 * config/frv/frv.h (BRANCH_COST): Update.
7432 * config/s390/s390.h (BRANCH_COST): Update.
7433 * config/spu/spu.h (BRANCH_COST): Update.
7434 * config/sparc/sparc.h (BRANCH_COST): Update.
7435 * config/m32r/m32r.h (BRANCH_COST): Update.
7436 * config/i386/i386.h (BRANCH_COST): Update.
7437 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7439 * config/sh/sh.h (BRANCH_COST): Update.
7440 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7441 * config/avr/avr.h (BRANCH_COST): Update.
7442 * config/crx/crx.h (BRANCH_COST): Update.
7443 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7444 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7445 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7446 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7447 * config/ia64/ia64.h (BRANCH_COST): Update.
7448 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7449 * config/arc/arc.h (BRANCH_COST): Update.
7450 * config/score/score.h (BRANCH_COST): Update.
7451 * config/arm/arm.h (BRANCH_COST): Update.
7452 * config/pa/pa.h (BRANCH_COST): Update.
7453 * config/mips/mips.h (BRANCH_COST): Update.
7454 * config/vax/vax.h (BRANCH_COST): Update.
7455 * config/h8300/h8300.h (BRANCH_COST): Update.
7456 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7457 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7458 * doc/tm.texi (BRANCH_COST): Update.
7460 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7463 * config/arm/arm.c (arm_optimization_options): Set
7464 flag_section_anchors to 2 instead of 1 to distinguish it from
7465 -fsection-anchors given explicitely on the command line.
7467 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7469 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7470 final insn of a split.
7472 2008-08-30 Jan Hubicka <jh@suse.cz>
7474 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7475 optimized for speed.
7476 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7477 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7478 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7479 flag_gcse_after_reload_set): New static vars.
7480 (common_handle_option): Enable those flags for profile-use.
7481 (decode_options): Remove optimize_size flags that are handled
7482 on higher granuality.
7483 * tree-vectorizer.c (vectorize_loops): Use
7484 optimize_loop_nest_for_speed_p.
7485 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7486 * tree-predcom.c (tree_predictive_commoning): Use
7487 optimize_loop_for_speed_p.
7488 * varasm.c (assemble_start_function): Use
7489 optimize_function_for_speed_p.
7490 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7491 * predict.c (optimize_loop_for_speed_p): Fix walk.
7493 2008-08-30 Jan Hubicka <jh@suse.cz>
7495 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7497 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7498 profile presence locally.
7500 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7503 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7504 versions before 4.0.
7506 2008-08-29 Jan Hubicka <jh@suse.cz>
7508 * tree-inline.c (insert_init_stmt): Insert sequence even when
7511 2008-08-29 Jeff Law <law@redhat.com>
7513 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7514 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7515 location and class is an FP register.
7517 2008-08-29 Jan Hubicka <jh@suse.cz>
7519 * see.c (see_merge_one_def_extension): Silence used uninitialized
7521 * matrix-reorg.c (check_allocation_function): Likewise.
7522 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7524 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7527 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7528 compute new & and | in type rather than TREE_TYPE (arg0).
7530 * dwarf2out.c (fortran_common): Update comment.
7531 (gen_variable_die): Swap com_die and var_die variables in Fortran
7532 COMMON block handling code.
7534 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7536 * dwarf2out.c (gen_const_die): New function.
7537 (size_of_die, value_format, output_die): Output larger
7538 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7539 (native_encode_initializer): New function.
7540 (tree_add_const_value_attribute): Call it.
7541 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7543 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7544 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7545 TREE_THIS_VOLATILE to add_type_attribute.
7547 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7549 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7552 * dwarf2out.c (loc_by_reference): New function.
7553 (add_location_or_const_value_attribute): Use it.
7556 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7557 as DW_TAG_variable children of DW_TAG_common_block rather than
7558 DW_TAG_member children. Put DW_AT_external to individual
7559 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7561 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7562 loc_descriptor_from_tree_1.
7566 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7567 arguments to imported_module_or_decl.
7568 (debug_nothing_tree_tree): Removed.
7569 (debug_nothing_tree_tree_tree_bool): New prototype.
7570 * debug.c (do_nothing_debug_hooks): Adjust.
7571 (debug_nothing_tree_tree): Removed.
7572 (debug_nothing_tree_tree_tree_bool): New function.
7573 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7574 (gen_variable_die): Put all common vars for the
7575 same COMMON block under one DW_TAG_common_block.
7576 (declare_in_namespace): Return new context_die, for Fortran
7577 return the module DIE instead of adding extra declarations into
7579 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7580 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7581 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7583 (dwarf2out_global_decl): Don't skip Fortran global vars.
7584 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7585 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7586 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7587 DW_TAG_imported_declaration as child of previous
7588 DW_TAG_imported_module.
7589 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7590 * sdbout.c (sdb_debug_hooks): Likewise.
7591 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7593 2008-08-29 Jan Hubicka <jh@suse.cz>
7595 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7597 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7598 * ipa-cp.c (n_cloning_candidates): New static variable.
7599 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7600 (ipcp_print_all_lattices): Improve debug output.
7601 (ipcp_cloning_candidate_p): New function.
7602 (ipcp_initialize_node_lattices): Use it.
7603 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7604 (ipcp_propagate_stage): Prettier debug output.
7605 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7606 (ipcp_print_all_structures): Remove.
7607 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7608 (ipcp_insert_stage): Prettier debug output; call
7609 cgraph_remove_unreachable_nodes before propagating.
7610 (pass_ipa_cp): Schedule function removal pass.
7611 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7613 (cgraph_maybe_hot_edge_p): Move to ...
7614 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7615 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7616 (common_handle_option): Set them; enable ipa-cp when profiling.
7617 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7618 (ipa_print_all_jump_functions): Likewise.
7619 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7620 (ipa_print_node_params, ipa_print_all_params): New.
7621 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7622 ipa_print_all_param_flags): Remove.
7623 (ipa_print_node_params, ipa_print_all_params): New.
7625 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7627 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7628 change from 2008-04-03.
7629 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7631 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7634 * ira-color.c (push_allocnos_to_stack): Truncate
7635 removed_splay_allocno_vec.
7637 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7640 * ira-color (ira_fast_allocation): Don't assign hard registers to
7643 2008-08-29 Jan Hubicka <jh@suse.cz>
7646 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7647 for cold internal loops.
7649 2008-08-29 Richard Guenther <rguenther@suse.de>
7651 * tree-ssa-structalias.c (create_variable_info_for): Do not
7652 create fields for heap vars or vars with a noalias state.
7653 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7656 2008-08-29 Richard Guenther <rguenther@suse.de>
7658 * common.opt (ftree-store-ccp): Mark as preserved for
7659 backward compatibility.
7660 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7661 * tree-pass.h (pass_store_ccp): Remove.
7662 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7663 (first_vdef): Remove declaration.
7664 (get_value_loaded_by): Likewise.
7665 * tree-ssa-ccp.c (do_store_ccp): Remove.
7666 (get_default_value): Simplify as do_store_ccp is always false
7667 now. Do not initialize mem_ref.
7668 (set_value_varying): Likewise.
7669 (canonicalize_float_value): Likewise.
7670 (set_lattice_value): Likewise.
7671 (likely_value): Likewise.
7672 (surely_varying_stmt_p): Likewise.
7673 (ccp_initialize): Likewise.
7674 (ccp_lattice_meet): Likewise.
7675 (ccp_visit_phi_node): Likewise.
7676 (ccp_fold): Likewise.
7677 (evaluate_stmt): Likewise.
7678 (visit_assignment): Likewise.
7679 (ccp_visit_stmt): Likewise.
7680 (execute_ssa_ccp): Fold into ...
7681 (do_ssa_ccp): ... this.
7682 (do_ssa_store_ccp): Remove.
7683 (gate_store_ccp): Likewise.
7684 (pass_store_ccp): Likewise.
7685 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7687 * tree-ssa-propagate.c (first_vdef): Remove.
7688 (get_value_loaded_by): Likewise.
7689 (replace_vuses_in): Likewise.
7690 (substitute_and_fold): Do not call replace_vuses_in.
7691 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7693 2008-08-29 Richard Guenther <rguenther@suse.de>
7696 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7697 PARAM_NOALIAS tags with is_heapvar.
7698 * tree-ssa-operands.c (access_can_touch_variable): Offset
7699 based tests do not apply for heapvars. Fix offset test.
7701 2008-08-29 Jan Hubicka <jh@suse.cz>
7703 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7704 (-fipa-cp-clone): Enabled by default at -O3.
7705 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7706 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7708 2008-08-29 Jan Hubicka <jh@suse.cz>
7710 * tree.c (build_function_type_skip_args,
7711 build_function_decl_skip_args): New functions.
7712 * tree.h (build_function_type_skip_args,
7713 build_function_decl_skip_args): Declare.
7714 * gimple.c (giple_copy_call_skip_args): New function.
7715 (giple_copy_call_skip_args): Declare.
7717 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7718 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7719 (ipcp_node_modifiable_p): ... this one; use
7720 tree_versionable_function_p.
7721 (ipcp_create_replace_map): Improve debug output.
7722 (ipcp_need_redirect_p): Return false when not clonning.
7723 (ipcp_update_callgraph): Skip args.
7724 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7726 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7727 (save_inline_function_body): Update call of tree_function_versioning.
7728 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7729 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7731 (tree_function_versioning): Likewise.
7732 * tree-inline.h (tree_function_versioning): Update prototype.
7734 2008-08-29 Jan Hubicka <jh@suse.cz>
7736 * loop-unswitch.c (unswitch_single_loop): Use
7737 optimize_loop_for_speed_p.
7738 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7739 Use optimize_function_for_size_p.
7740 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7741 * postreload-gcse.c (eliminate_partially_redundant_load):
7742 Use optimize_bb_for_size_p.
7743 * value-prof.c (gimple_divmod_fixed_value_transform,
7744 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7745 gimple_stringops_transform): Use optimize_bb_for_size_p.
7746 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7747 * final.c (compute_alignments): Use optimize_function_for_size_p.
7748 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7749 (fold_builtin_strcpy, fold_builtin_fputs): Use
7750 optimize_function_for_size_p.
7751 * fold-const.c (tree_swap_operands_p): Use
7752 optimize_function_for_size_p.
7753 * recog.c (relax_delay_slots): Likewise.
7754 * tree-ssa-math-opts.c (replace_reciprocal):
7755 Use optimize_bb_for_speed_p.
7756 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7757 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7758 optimize_function_for_size_p.
7759 (cgraph_decide_inlining_of_small_function): Use
7760 optimize_function_for_size_p.
7761 * global.c (find_reg): Use optimize_function_for_size_p.
7762 * opts.c (decode_options): Do not clear flag_tree_ch,
7763 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7764 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7765 work it out from profile.
7766 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7767 optimize_loop_for_speed_p.
7768 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7770 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7771 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7772 * tree-eh.c (decide_copy_try_finally): Use
7773 optimize_function_for_size_p.
7774 * local-alloc.c (block_alloc): Pass BB pointer.
7775 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7776 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7777 * loop-unroll.c (decide_unrolling_and_peeling):
7778 Use optimize_loop_for_size_p.
7779 (decide_peel_completely): Likewise.
7780 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7781 optimize_loop_for_size_p.
7782 (vect_enhance_data_refs_alignment): Likewise.
7783 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7784 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7786 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7787 (try_crossjump_bb): Use optimize_bb_for_size_p.
7788 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7789 optimize_loop_for_speed_p.
7790 * bb-reorder.c (find_traces_1_round): Likewise.
7791 (copy_bb): Use optimize_bb_for_speed_p.
7792 (duplicate_computed_gotos): Likewise.
7793 * basic-block.h (optimize_loop_nest_for_size_p,
7794 optimize_loop_nest_for_speed_p): New.
7795 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7797 2008-08-29 Tristan Gingold <gingold@adacore.com>
7799 * gcov.c (main): Call expandargv.
7801 2008-08-29 Jan Hubicka <jh@suse.cz>
7803 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7805 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7807 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7808 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7810 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7812 2008-08-29 Jan Hubicka <jh@suse.cz>
7814 * tree-pass.h (pass_strip_predict_hints): Declare.
7815 * predict.c (strip_builtin_expect): Rename to ...
7816 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7817 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7818 (tree_estimate_probability): Do not strip builtin_expect.
7819 (pass_strip_predict_hints): New pass.
7820 * tree-inline.c (expand_call_inline): When inlining cold function,
7821 predict it as unlikely.
7822 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7824 2008-08-29 Richard Guenther <rguenther@suse.de>
7826 PR tree-optimization/37207
7827 * tree-vrp.c (extract_range_from_binary_expr): Also try
7828 to constant fold if only one of the operands is a constant.
7830 2008-08-29 Nick Clifton <nickc@redhat.com>
7832 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7833 the same way as SYMBOL_REFs.
7835 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7837 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7839 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7841 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7842 * config/mips/mips.md (branch_likely): Remove const. Fix
7844 (define_delay for type "branch"): Change to only apply for branch
7845 with likely variant.
7846 (define_delay for type "branch" and "branch_likely" no). New delay
7848 (equality_op): New code iterator.
7849 (bbv, bbinv): New code attributes.
7850 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7853 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7854 Andrew Pinski <pinskia@gcc.gnu.org>
7857 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7859 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7861 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7862 rule that a symbolic constant must be defined and >= 0 for the
7863 corresponding facility to be present at compile-time.
7864 * gthr-posix.c: Likewise.
7866 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7868 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7869 * config/mips/mips.md (D): New mode attribute.
7870 (mulsi3, muldi3): Merge it into ...
7871 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7872 (muldi3_mul3): New pattern.
7873 (mulsi3_mult3): Rename to mulsi3_mul3.
7875 2008-08-28 Jan Hubicka <jh@suse.cz>
7877 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7879 * predict.c (always_optimize_for_size_p): Rename to ...
7880 (optimize_function_for_size): ... this one; make extern.
7881 (optimize_function_for_speed_p): New.
7882 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7883 optimize_edge_for_size_p,optimize_edge_for_size_p,
7884 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7885 * basic-block.h (optimize_function_for_size_p,
7886 optimize_function_for_speed_p): Declare.
7887 * i386.md (optimize_size checks): Replace them by appropriate
7889 (standard_80387_constant_p, ix86_compute_frame_layout,
7890 ix86_expand_epilogue, ix86_decompose_address,
7891 print_operand, emit_i387_cw_initialization,
7892 inline_memory_move_cost, ix86_pad_returns,
7893 ix86_reorg): Replace optimize_size checks.
7895 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7897 * rtl.h (simplify_subreg_regno): Declare.
7898 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7899 * simplify-rtx.c (simplify_subreg): ...here.
7900 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7901 subreg_offset_representable_p.
7903 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7906 * c-typeck.c (convert_for_assignment): Give a note describing what
7907 was passed and what was expected.
7909 2008-08-28 Joey Ye <joey.ye@intel.com>
7911 * doc/extend.texi: Document AVX built-in functions.
7912 * doc/invoke.texi: Document -mavx.
7914 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7915 Joey Ye <joey.ye@intel.com>
7916 Xuepeng Guo <xuepeng.guo@intel.com>
7918 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7920 * config/i386/cpuid.h (bit_FMA): New.
7921 (bit_XSAVE): Likewise.
7922 (bit_OSXSAVE): Likewise.
7923 (bit_AVX): Likewise.
7925 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7926 define. Use ASM_OUTPUT_AVX_PREFIX.
7928 * config/i386/gmmintrin.h: New.
7930 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7931 (OPTION_MASK_ISA_AVX_SET): New.
7932 (OPTION_MASK_ISA_FMA_SET): Likewise.
7933 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7934 (OPTION_MASK_ISA_FMA_SET): Likewise.
7935 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7936 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7937 (pta_flags): Add PTA_AVX and PTA_FMA.
7938 (override_options): Handle PTA_AVX and PTA_FMA.
7939 (init_cumulative_args): Handle warn_avx.
7940 (classify_argument): Return 0 for COImode and OImode. Return
7941 1 and X86_64_AVX_CLASS for 256bit vector types.
7942 (examine_argument): Handle X86_64_AVX_CLASS.
7943 (construct_container): Likewise.
7944 (function_arg_advance_32): Pass OImode and 256bit vector types
7946 (function_arg_advance_64): Take a new argument to indicate if a
7947 parameter is named. Handle 256bit vector types. Return
7948 immediately for unnamed 256bit vector mode parameters.
7949 (function_arg_advance): Updated.
7950 (function_arg_32): Add comments for TImode. Handle OImode
7951 and 256bit vector types.
7952 (function_arg_64): Take a new argument to indicate if a
7953 parameter is named. Handle 256bit vector types. Return NULL
7954 for unnamed 256bit vector mode parameters.
7955 (function_arg): Updated.
7956 (setup_incoming_varargs_64): Support
7957 AVX encoding for *sse_prologue_save_insn.
7958 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7959 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7960 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7961 enabled, otherwise return -3.
7962 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7964 (print_reg): Support AVX registers. Handle 'x' and 't'.
7965 Handle 'd' to duplicate the operand.
7966 (print_operand): Likewise. Also support AVX vector compare
7968 (output_387_binary_op): Support AVX.
7969 (output_fp_compare): Likewise.
7970 (ix86_expand_vector_move_misalign): Likewise.
7971 (ix86_attr_length_vex_default): New.
7972 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7973 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7974 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7975 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7976 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7977 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7978 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7979 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7980 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7981 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7982 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7983 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7984 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7985 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7986 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7987 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7988 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7989 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7990 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7991 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7992 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7993 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7994 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7995 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7996 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7997 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7998 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7999 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8000 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8001 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8002 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8003 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8004 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8005 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8006 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8007 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8008 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8009 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8010 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8011 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8012 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8013 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8014 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8015 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8016 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8017 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8018 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8019 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8020 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8021 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8022 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8023 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8024 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8025 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8026 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8027 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8028 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8029 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8030 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8031 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8032 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8033 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8034 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8035 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8036 and IX86_BUILTIN_MOVMSKPS256,
8037 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8038 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8039 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8040 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8041 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8042 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8043 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8044 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8045 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8046 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8047 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8048 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8049 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8050 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8051 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8052 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8053 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8054 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8055 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8056 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8057 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8058 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8059 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8060 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8061 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8062 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8063 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8064 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8065 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8066 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8067 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8068 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8069 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8070 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8071 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8072 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8073 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8074 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8075 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8076 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8077 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8078 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8079 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8080 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8081 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8082 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8083 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8084 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8085 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8086 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8087 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8088 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8089 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8090 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8091 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8092 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8093 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8094 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8096 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8097 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8098 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8099 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8100 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8101 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8102 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8103 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8104 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8105 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8106 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8107 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8108 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8109 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8110 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8111 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8112 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8113 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8114 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8115 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8116 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8117 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8118 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8119 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8120 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8121 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8122 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8123 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8124 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8125 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8126 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8127 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8128 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8129 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8130 IX86_BUILTIN_MOVMSKPS256.
8131 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8132 (ix86_expand_args_builtin): Likewise.
8133 (ix86_expand_special_args_builtin): Likewise.
8134 (ix86_hard_regno_mode_ok): Handle AVX modes.
8135 (ix86_expand_vector_init_duplicate): Likewise.
8136 (ix86_expand_vector_init_one_nonzero): Likewise.
8137 (ix86_expand_vector_init_one_var): Likewise.
8138 (ix86_expand_vector_init_concat): Likewise.
8139 (ix86_expand_vector_init_general): Likewise.
8140 (ix86_expand_vector_set): Likewise.
8141 (ix86_vector_mode_supported_p): Likewise.
8142 (x86_extended_reg_mentioned_p): Check INSN_P before using
8145 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8146 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8148 * config/i386/i386.h (TARGET_AVX): New.
8149 (TARGET_FMA): Likewise.
8150 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8151 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8152 (VALID_AVX256_REG_MODE): New.
8153 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8154 (AVX_FLOAT_MODE_P): Likewise.
8155 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8156 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8157 (AVX_VEC_FLOAT_MODE_P): Likewise.
8158 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8159 (ASM_OUTPUT_OPCODE): Likewise.
8160 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8162 (SSE_REG_MODE_P): Allow 256bit vector modes.
8163 (ix86_args): Add a warn_avx field.
8165 * config/i386/i386.md (UNSPEC_PCMP): New.
8166 (UNSPEC_VPERMIL): Likewise.
8167 (UNSPEC_VPERMIL2): Likewise.
8168 (UNSPEC_VPERMIL2F128): Likewise.
8169 (UNSPEC_MASKLOAD): Likewise.
8170 (UNSPEC_MASKSTORE): Likewise.
8171 (UNSPEC_CAST): Likewise.
8172 (UNSPEC_VTESTP): Likewise.
8173 (UNSPECV_VZEROALL): Likewise.
8174 (UNSPECV_VZEROUPPER): Likewise.
8175 (XMM0_REG): Likewise.
8176 (XMM1_REG): Likewise.
8177 (XMM2_REG): Likewise.
8178 (XMM3_REG): Likewise.
8179 (XMM4_REG): Likewise.
8180 (XMM5_REG): Likewise.
8181 (XMM6_REG): Likewise.
8182 (XMM8_REG): Likewise.
8183 (XMM9_REG): Likewise.
8184 (XMM10_REG): Likewise.
8185 (XMM11_REG): Likewise.
8186 (XMM12_REG): Likewise.
8187 (XMM13_REG): Likewise.
8188 (XMM14_REG): Likewise.
8189 (XMM15_REG): Likewise.
8191 (prefix_vex_imm8): Likewise.
8192 (prefix_vex_w): Likewise.
8193 (length_vex): Likewise.
8196 (*avx_ashlti3): Likewise.
8197 (*avx_lshrti3): Likewise.
8198 (*avx_setcc<mode>): Likewise.
8199 (*fop_<mode>_comm_mixed_avx): Likewise.
8200 (*fop_<mode>_comm_avx): Likewise.
8201 (*fop_<mode>_1_mixed_avx): Likewise.
8202 (*fop_<mode>_1_avx): Likewise.
8203 (*avx_<code><mode>3): Likewise.
8204 (*avx_ieee_smin<mode>3): Likewise.
8205 (*avx_ieee_smax<mode>3): Likewise.
8206 (mode): Add OI, V8SF and V4DF.
8207 (length): Support VEX prefix.
8208 (*cmpfp_i_mixed): Set prefix attribute.
8209 (*cmpfp_i_sse): Likewise.
8210 (*cmpfp_iu_mixed): Likewise.
8211 (*cmpfp_iu_sse): Likewise.
8212 (*movsi_1): Support AVX.
8213 (*movdi_2): Likewise.
8214 (*movdi_1_rex64): Likewise.
8215 (*movti_internal): Likewise.
8216 (*movti_rex64): Likewise.
8217 (*movsf_1): Likewise.
8218 (*movdf_nointeger): Likewise.
8219 (*movdf_integer_rex64): Likewise.
8220 (*movtf_internal): Likewise.
8221 (zero_extendsidi2_32): Likewise.
8222 (zero_extendsidi2_rex64): Likewise.
8223 (*extendsfdf2_mixed): Likewise.
8224 (*extendsfdf2_sse): Likewise.
8225 (*truncdfsf_fast_mixed): Likewise.
8226 (*truncdfsf_fast_sse): Likewise.
8227 (*truncdfsf_mixed): Likewise.
8228 (fix_trunc<mode>di_sse): Likewise.
8229 (fix_trunc<mode>si_sse): Likewise.
8230 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8231 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8232 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8233 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8234 (*rcpsf2_sse): Likewise.
8235 (*rsqrtsf2_sse): Likewise.
8236 (*sqrt<mode>2_sse): Likewise.
8237 (sse4_1_round<mode>2): Likewise.
8238 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8239 Support AVX. Set length attribute properly for AVX.
8241 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8242 (VECTOR_MODES (FLOAT, 32)): Likewise.
8243 (VECTOR_MODE (INT, DI, 8)): Likewise.
8244 (VECTOR_MODE (INT, HI, 32)): Likewise.
8245 (VECTOR_MODE (INT, QI, 64)): Likewise.
8246 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8247 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8248 (VECTOR_MODE (INT, DI, 4)): Removed.
8249 (VECTOR_MODE (INT, SI, 8)): Likewise.
8250 (VECTOR_MODE (INT, HI, 16)): Likewise.
8251 (VECTOR_MODE (INT, QI, 32)): Likewise.
8252 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8253 (INT_MODE (OI, 32)): Likewise.
8255 * config/i386/i386.opt (mavx): New.
8258 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8260 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8261 (*mov<mode>_internal_avx): New.
8262 (*movv2sf_internal_rex64_avx): Likewise.
8263 (*movv2sf_internal_avx): Likewise.
8265 * config/i386/predicates.md (const_4_to_5_operand): New.
8266 (const_6_to_7_operand): Likewise.
8267 (const_8_to_11_operand): Likewise.
8268 (const_12_to_15_operand): Likewise.
8269 (avx_comparison_float_operator): Likewise.
8271 * config/i386/sse.md (AVX256MODEI): New.
8272 (AVX256MODE): Likewise.
8273 (AVXMODEQI): Likewise.
8274 (AVXMODE): Likewise.
8275 (AVX256MODEF2P): Likewise.
8276 (AVX256MODE2P): Likewise.
8277 (AVX256MODE4P): Likewise.
8278 (AVX256MODE8P): Likewise.
8279 (AVXMODEF2P): Likewise.
8280 (AVXMODEF4P): Likewise.
8281 (AVXMODEDCVTDQ2PS): Likewise.
8282 (AVXMODEDCVTPS2DQ): Likewise.
8283 (avxvecmode): Likewise.
8284 (avxvecpsmode): Likewise.
8285 (avxhalfvecmode): Likewise.
8286 (avxscalarmode): Likewise.
8287 (avxcvtvecmode): Likewise.
8288 (avxpermvecmode): Likewise.
8289 (avxmodesuffixf2c): Likewise.
8290 (avxmodesuffixp): Likewise.
8291 (avxmodesuffixs): Likewise.
8292 (avxmodesuffix): Likewise.
8293 (vpermilbits): Likewise.
8294 (pinsrbits): Likewise.
8295 (mov<mode>): Likewise.
8296 (*mov<mode>_internal): Likewise.
8297 (push<mode>1): Likewise.
8298 (movmisalign<mode>): Likewise.
8299 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8300 (avx_movdqu<avxmodesuffix>): Likewise.
8301 (avx_lddqu<avxmodesuffix>): Likewise.
8302 (<plusminus_insn><mode>3): Likewise.
8303 (*avx_<plusminus_insn><mode>3): Likewise.
8304 (*avx_vm<plusminus_insn><mode>3): Likewise.
8305 (mul<mode>3): Likewise.
8306 (*avx_mul<mode>3): Likewise.
8307 (*avx_vmmul<mode>3): Likewise.
8308 (divv8sf3): Likewise.
8309 (divv4df3): Likewise.
8310 (avx_div<mode>3): Likewise.
8311 (*avx_div<mode>3): Likewise.
8312 (*avx_vmdiv<mode>3): Likewise.
8313 (avx_rcpv8sf2): Likewise.
8314 (*avx_vmrcpv4sf2): Likewise.
8315 (sqrtv8sf2): Likewise.
8316 (avx_sqrtv8sf2): Likewise.
8317 (*avx_vmsqrt<mode>2): Likewise.
8318 (rsqrtv8sf2): Likewise.
8319 (avx_rsqrtv8sf2): Likewise.
8320 (*avx_vmrsqrtv4sf2): Likewise.
8321 (<code><mode>3): Likewise.
8322 (*avx_<code><mode>3_finite): Likewise.
8323 (*avx_<code><mode>3): Likewise.
8324 (*avx_vm<code><mode>3): Likewise.
8325 (*avx_ieee_smin<mode>3): Likewise.
8326 (*avx_ieee_smax<mode>3): Likewise.
8327 (avx_addsubv8sf3): Likewise.
8328 (avx_addsubv4df3): Likewise.
8329 (*avx_addsubv4sf3): Likewise.
8330 (*avx_addsubv2df3): Likewise.
8331 (avx_h<plusminus_insn>v4df3): Likewise.
8332 (avx_h<plusminus_insn>v8sf3): Likewise.
8333 (*avx_h<plusminus_insn>v4sf3): Likewise.
8334 (*avx_h<plusminus_insn>v2df3): Likewise.
8335 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8336 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8337 (*avx_maskcmp<mode>3): Likewise.
8338 (avx_nand<mode>3): Likewise.
8339 (*avx_<code><mode>3): Likewise.
8340 (*avx_nand<mode>3): Likewise.
8341 (*avx_<code><mode>3): Likewise.
8342 (*avx_cvtsi2ss): Likewise.
8343 (*avx_cvtsi2ssq): Likewise.
8344 (*avx_cvtsi2sd): Likewise.
8345 (*avx_cvtsi2sdq): Likewise.
8346 (*avx_cvtsd2ss): Likewise.
8347 (avx_cvtss2sd): Likewise.
8348 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8349 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8350 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8351 (*avx_cvtsi2sd): Likewise.
8352 (*avx_cvtsi2sdq): Likewise.
8353 (avx_cvtdq2pd256): Likewise.
8354 (avx_cvtpd2dq256): Likewise.
8355 (avx_cvttpd2dq256): Likewise.
8356 (*avx_cvtsd2ss): Likewise.
8357 (*avx_cvtss2sd): Likewise.
8358 (avx_cvtpd2ps256): Likewise.
8359 (avx_cvtps2pd256): Likewise.
8360 (*avx_movhlps): Likewise.
8361 (*avx_movlhps): Likewise.
8362 (avx_unpckhps256): Likewise.
8363 (*avx_unpckhps): Likewise.
8364 (avx_unpcklps256): Likewise.
8365 (*avx_unpcklps): Likewise.
8366 (avx_movshdup256): Likewise.
8367 (avx_movsldup256): Likewise.
8368 (avx_shufps256): Likewise.
8369 (avx_shufps256_1): Likewise.
8370 (*avx_shufps_<mode>): Likewise.
8371 (*avx_loadhps): Likewise.
8372 (*avx_storelps): Likewise.
8373 (*avx_loadlps): Likewise.
8374 (*avx_movss): Likewise.
8375 (*vec_dupv4sf_avx): Likewise.
8376 (*vec_concatv2sf_avx): Likewise.
8377 (*vec_concatv4sf_avx): Likewise.
8378 (*vec_setv4sf_0_avx): Likewise.
8379 (*vec_setv4sf_avx): Likewise.
8380 (*avx_insertps): Likewise.
8381 (avx_vextractf128<mode>): Likewise.
8382 (vec_extract_lo_<mode>): Likewise.
8383 (vec_extract_hi_<mode>): Likewise.
8384 (vec_extract_lo_<mode>): Likewise.
8385 (vec_extract_hi_<mode>): Likewise.
8386 (vec_extract_lo_v16hi): Likewise.
8387 (vec_extract_hi_v16hi): Likewise.
8388 (vec_extract_lo_v32qi): Likewise.
8389 (vec_extract_hi_v32qi): Likewise.
8390 (avx_unpckhpd256): Likewise.
8391 (*avx_unpckhpd): Likewise.
8392 (avx_movddup256): Likewise.
8393 (*avx_movddup): Likewise.
8394 (avx_unpcklpd256): Likewise.
8395 (*avx_unpcklpd): Likewise.
8396 (avx_shufpd256): Likewise.
8397 (avx_shufpd256_1): Likewise.
8398 (*avx_punpckhqdq): Likewise.
8399 (*avx_punpcklqdq): Likewise.
8400 (*avx_shufpd_<mode>): Likewise.
8401 (*avx_storehpd): Likewise.
8402 (*avx_loadhpd): Likewise.
8403 (*avx_loadlpd): Likewise.
8404 (*avx_movsd): Likewise.
8405 (*vec_concatv2df_avx): Likewise.
8406 (*avx_<plusminus_insn><mode>3): Likewise.
8407 (*avx_<plusminus_insn><mode>3): Likewise.
8408 (*avx_mulv8hi3): Likewise.
8409 (*avxv8hi3_highpart): Likewise.
8410 (*avx_umulv8hi3_highpart): Likewise.
8411 (*avx_umulv2siv2di3): Likewise.
8412 (*avx_mulv2siv2di3): Likewise.
8413 (*avx_pmaddwd): Likewise.
8414 (*avx_mulv4si3): Likewise.
8415 (*avx_ashr<mode>3): Likewise.
8416 (*avx_lshr<mode>3): Likewise.
8417 (*avx_ashl<mode>3): Likewise.
8418 (*avx_<code><mode>3): Likewise.
8419 (*avx_eq<mode>3): Likewise.
8420 (*avx_gt<mode>3): Likewise.
8421 (*avx_nand<mode>3): Likewise.
8422 (*avx_nand<mode>3): Likewise.
8423 (*avx_<code><mode>3): Likewise.
8424 (*avx_<code><mode>3): Likewise.
8425 (*avx_packsswb): Likewise.
8426 (*avx_packssdw): Likewise.
8427 (*avx_packuswb): Likewise.
8428 (*avx_punpckhbw): Likewise.
8429 (*avx_punpcklbw): Likewise.
8430 (*avx_punpckhwd): Likewise.
8431 (*avx_punpcklwd): Likewise.
8432 (*avx_punpckhdq): Likewise.
8433 (*avx_punpckldq): Likewise.
8434 (*avx_pinsr<avxmodesuffixs>): Likewise.
8435 (*avx_pinsrq): Likewise.
8436 (*avx_loadld): Likewise.
8437 (*vec_extractv2di_1_rex64_avx): Likewise.
8438 (*vec_extractv2di_1_avx): Likewise.
8439 (*vec_dupv2di_avx): Likewise.
8440 (*vec_concatv2si_avx): Likewise.
8441 (*vec_concatv4si_1_avx): Likewise.
8442 (*vec_concatv2di_avx): Likewise.
8443 (*vec_concatv2di_rex64_avx): Likewise.
8444 (*avx_uavgv16qi3): Likewise.
8445 (*avx_uavgv8hi3): Likewise.
8446 (*avx_psadbw): Likewise.
8447 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8448 (*avx_phaddwv8hi3): Likewise.
8449 (*avx_phadddv4si3): Likewise.
8450 (*avx_phaddswv8hi3): Likewise.
8451 (*avx_phsubwv8hi3): Likewise.
8452 (*avx_phsubdv4si3): Likewise.
8453 (*avx_phsubswv8hi3): Likewise.
8454 (*avx_pmaddubsw128): Likewise.
8455 (*avx_pmulhrswv8hi3): Likewise.
8456 (*avx_pshufbv16qi3): Likewise.
8457 (*avx_psign<mode>3): Likewise.
8458 (*avx_palignrti): Likewise.
8459 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8460 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8461 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8462 (*avx_mpsadbw): Likewise.
8463 (*avx_packusdw): Likewise.
8464 (*avx_pblendvb): Likewise.
8465 (*avx_pblendw): Likewise.
8466 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8467 (avx_ptest256): Likewise.
8468 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8469 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8470 (*avx_aesenc): Likewise.
8471 (*avx_aesenclast): Likewise.
8472 (*avx_aesdec): Likewise.
8473 (*avx_aesdeclast): Likewise.
8474 (avx_vzeroupper): Likewise.
8475 (avx_vzeroupper_rex64): Likewise.
8476 (avx_vpermil<mode>): Likewise.
8477 (avx_vpermilvar<mode>3): Likewise.
8478 (avx_vpermil2<mode>3): Likewise.
8479 (avx_vperm2f128<mode>3): Likewise.
8480 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8481 (avx_vbroadcastss256): Likewise.
8482 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8483 (avx_vinsertf128<mode>): Likewise.
8484 (vec_set_lo_<mode>): Likewise.
8485 (vec_set_hi_<mode>): Likewise.
8486 (vec_set_lo_<mode>): Likewise.
8487 (vec_set_hi_<mode>): Likewise.
8488 (vec_set_lo_v16hi): Likewise.
8489 (vec_set_hi_v16hi): Likewise.
8490 (vec_set_lo_v32qi): Likewise.
8491 (vec_set_hi_v32qi): Likewise.
8492 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8493 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8494 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8495 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8496 (vec_init<mode>): Likewise.
8497 (*vec_concat<mode>_avx): Likewise.
8498 (blendbits): Support V8SF and V4DF.
8499 (sse2_movq128): Support AVX.
8500 (<sse>_movnt<mode>): Likewise.
8501 (sse2_movntv2di): Likewise.
8502 (sse_rcpv4sf2): Likewise.
8503 (sse_sqrtv4sf2): Likewise.
8504 (sse_rsqrtv4sf2): Likewise.
8505 (<sse>_comi): Likewise.
8506 (<sse>_ucomi): Likewise.
8507 (sse_cvtss2si): Likewise.
8508 (sse_cvtss2si_2): Likewise.
8509 (sse_cvtss2siq): Likewise.
8510 (sse_cvtss2siq_2): Likewise.
8511 (sse_cvttss2si): Likewise.
8512 (sse_cvttss2siq): Likewise.
8513 (sse2_cvtsd2si): Likewise.
8514 (sse2_cvtsd2si_2): Likewise.
8515 (sse2_cvtsd2siq): Likewise.
8516 (sse2_cvtsd2siq_2): Likewise.
8517 (sse2_cvttsd2si): Likewise.
8518 (sse2_cvttsd2siq): Likewise.
8519 (sse2_cvtdq2pd): Likewise.
8520 (*sse2_cvtpd2dq): Likewise.
8521 (*sse2_cvttpd2dq): Likewise.
8522 (*sse2_cvtpd2ps): Likewise.
8523 (sse2_cvtps2pd): Likewise.
8524 (sse3_movshdup): Likewise.
8525 (sse3_movsldup): Likewise.
8526 (sse_storehps): Likewise.
8527 (*sse4_1_extractps): Likewise.
8528 (sse2_storelpd): Likewise.
8529 (vec_dupv2df_sse3): Likewise.
8530 (*vec_concatv2df_sse3): Likewise.
8531 (*sse4_1_pextrb): Likewise.
8532 (*sse4_1_pextrb_memory): Likewise.
8533 (*sse2_pextrw): Likewise.
8534 (*sse4_1_pextrw_memory): Likewise.
8535 (*sse4_1_pextrd): Likewise.
8536 (*sse4_1_pextrq): Likewise.
8537 (sse2_pshufd_1): Likewise.
8538 (sse2_pshuflw_1): Likewise.
8539 (sse2_pshufhw_1): Likewise.
8540 (*sse2_storeq_rex64): Likewise.
8541 (*vec_dupv4si): Likewise.
8542 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8543 (sse2_pmovmskb): Likewise.
8544 (*sse2_maskmovdqu): Likewise.
8545 (*sse2_maskmovdqu_rex64): Likewise.
8546 (sse_ldmxcsr): Likewise.
8547 (sse_stmxcsr): Likewise.
8548 (abs<mode>2): Likewise.
8549 (sse4_1_movntdqa): Likewise.
8550 (sse4_1_phminposuw): Likewise.
8551 (sse4_1_extendv8qiv8hi2): Likewise.
8552 (*sse4_1_extendv8qiv8hi2): Likewise.
8553 (sse4_1_extendv4qiv4si2): Likewise.
8554 (*sse4_1_extendv4qiv4si2): Likewise.
8555 (sse4_1_extendv2qiv2di2): Likewise.
8556 (*sse4_1_extendv2qiv2di2): Likewise.
8557 (sse4_1_extendv4hiv4si2): Likewise.
8558 (*sse4_1_extendv4hiv4si2): Likewise.
8559 (sse4_1_extendv2hiv2di2): Likewise.
8560 (*sse4_1_extendv2hiv2di2): Likewise.
8561 (sse4_1_extendv2siv2di2): Likewise.
8562 (*sse4_1_extendv2siv2di2): Likewise.
8563 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8564 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8565 (sse4_1_zero_extendv4qiv4si2): Likewise.
8566 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8567 (sse4_1_zero_extendv2qiv2di2): Likewise.
8568 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8569 (sse4_1_zero_extendv4hiv4si2): Likewise.
8570 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8571 (sse4_1_zero_extendv2hiv2di2): Likewise.
8572 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8573 (sse4_1_zero_extendv2siv2di2): Likewise.
8574 (*sse4_1_zero_extendv2siv2di2): Likewise.
8575 (sse4_1_ptest): Likewise.
8576 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8577 (sse4_2_pcmpestri): Likewise.
8578 (sse4_2_pcmpestrm): Likewise.
8579 (sse4_2_pcmpistri): Likewise.
8580 (sse4_2_pcmpistrm): Likewise.
8582 (aeskeygenassist): Likewise.
8584 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8586 * config/i386/predicates.md (vzeroall_operation): New.
8588 * config/i386/sse.md (avx_vzeroall): New.
8589 (*avx_vzeroall): Likewise.
8591 2008-08-28 Paul Brook <paul@codesourcery.com>
8592 Mark Shinwell <shinwell@codesourcery.com>
8593 Richard Earnshaw <richard.earnshaw@arm.com>
8595 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8596 (TARGET_MIN_ANCHOR_OFFSET): New.
8597 (arm_override_options): Set correct anchor ranges for Thumb-1
8598 and Thumb-2 if required.
8599 (legitimize_pic_address): Handle case involving a TLS symbol
8600 reference with an addend.
8601 (arm_optimization_options): Enable section anchors at -O1 and
8603 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8604 * config/arm/arm-protos.h (arm_optimization_options): New.
8606 2008-08-28 Nick Clifton <nickc@redhat.com>
8608 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8609 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8612 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8613 * config/v850/v850.md (return): Remove frame size restriction.
8615 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8617 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8619 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8621 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8623 2008-08-28 Paul Brook <paul@codesourcery.com>
8625 * config/arm/vfp11.md: Update license notice.
8626 * config/arm/cortex-r4.md: Ditto.
8628 2008-08-28 Richard Guenther <rguenther@suse.de>
8630 PR tree-optimization/37207
8631 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8634 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8637 * tree.c (int_fits_type_p): Don't forget unsigned integers
8638 of type sizetype which higher end word equals -1.
8640 2008-08-28 Ira Rosen <irar@il.ibm.com>
8642 * target.h (struct vectorize): Add new target builtin.
8643 * tree-vectorizer.c (destroy_loop_vec_info): Call
8644 vect_free_slp_instance instead of vect_free_slp_node.
8645 * tree-vectorizer.h (enum slp_load_perm_type): New.
8646 (struct _slp_instance): Add new fields.
8647 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8648 (SLP_INSTANCE_LOADS): New.
8649 (vect_free_slp_tree): Remove.
8650 (vect_free_slp_instance): Declare.
8651 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8652 (vectorizable_load): Add argument.
8653 (vect_transform_slp_perm_load): New.
8654 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8656 (vect_get_place_in_interleaving_chain): New function.
8657 (vect_free_slp_tree): Make static.
8658 (vect_free_slp_instance): New function.
8659 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8660 collect the load location in the interleaving chain.
8661 (vect_supported_slp_permutation_p): New function.
8662 (vect_supported_load_permutation_p): Likewise.
8663 (vect_analyze_slp_instance): In case of loads permutation, call
8664 vect_supported_load_permutation_p to check that the permutation is
8666 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8667 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8668 (vect_create_mask_and_perm): New function.
8669 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8670 (vectorizable_load): Add an argument. Don't keep the created vectors
8671 statements in the node if permutation is required. Call
8672 vect_transform_slp_perm_load to generate the permutation.
8673 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8674 additional argument.
8675 (vect_schedule_slp_instance): In case of loads permutation, allocate
8676 vectorized statements structure for all the related SLP nodes. Call
8677 vect_transform_stmt with addditional argument.
8678 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8679 * config/spu/spu.c (spu_builtin_vec_perm): New.
8680 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8681 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8682 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8683 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8685 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8687 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8688 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8689 __gthread_cond_signal, __gthread_cond_timedwait,
8690 __gthread_cond_timedwait_recursive): New functions.
8691 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8693 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8696 2008-08-28 Richard Guenther <rguenther@suse.de>
8699 * fold-const.c (maybe_canonicalize_comparison_1): Require
8700 undefined overflow only for canonicalizing A +- CST cmp CST.
8701 Make sure to not generate new constants that are not inside
8702 their TYPE_MIN/MAX_VALUE range.
8703 (maybe_canonicalize_comparison): Remove undefined overflow
8705 (fold_binary): Remove now duplicate folding.
8707 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8709 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8710 use not updated in the last change.
8712 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8714 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8715 (IRA_COVER_CLASSES): Add FPUL_REGS.
8717 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8720 * c-common.c (conversion_warning): Check for null operands.
8722 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8725 * c-decl.c (check_for_loop_decls): Improve error message. Give
8728 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8731 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8732 (convert_for_assignment): Pass corrent OPT_W* parameter to
8733 WARN_FOR_ASSIGNMENT.
8735 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8738 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8740 2008-08-27 Paul Brook <paul@codesourcery.com>
8742 * config.gcc: Loosen checks for arm uclinux eabi targets.
8744 2008-08-27 Paul Brook <paul@codesourcery.com>
8746 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8748 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8750 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8752 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8753 the enumerators of an ENUMERAL_TYPE.
8754 * dbxout.c (dbxout_type): Ditto.
8756 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8759 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8760 (fwprop_addr): Check that the loop_father is not the outer loop.
8762 2008-08-26 Paul Brook <paul@codesourcery.com>
8764 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8765 Remove documentation entry for fmul type.
8766 Use fmuls to annotate single-precision multiplication patterns,
8767 fmuld to annotate double-precision multiplication patterns,
8768 fmacs to annotate single-precision multiply-accumulate patterns
8769 and fmacd to annotate double-precision multiply-accumulate patterns.
8770 * config/arm/vfp11.md: Update reservations accordingly.
8771 * config/arm/arm.md: Note that certain values of the "type"
8772 attribute are documented in vfp.md.
8773 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8774 (v10_cvt): Use new fmul types.
8776 2008-08-26 Paul Brook <paul@codesourcery.com>
8778 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8779 * config/arm/vfp11.md: ...here. New.
8780 * config/arm/arm.md: Include vfp11.md.
8782 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8784 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8785 parameter to inform call.
8787 2008-08-26 Jeff Law <law@redhat.com>
8789 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8790 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8791 preferred class when copying a constant into a partial word register.
8793 2008-08-26 Ben Elliston <bje@au.ibm.com>
8795 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8796 * cp/typeck.c: Likewise.
8797 * cp/tree.c: Likewise.
8798 * gimple-low.c: Likewise.
8801 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8803 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8804 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8806 * doc/passes.texi: Describe IRA.
8808 * doc/tm.texi (IRA_COVER_CLASSES,
8809 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8811 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8812 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8813 -fira-propagate-cost, -fno-ira-share-save-slots,
8814 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8816 * flags.h (ira_algorithm): New enumeration.
8817 (flag_ira_algorithm, flag_ira_verbose): New external variable
8820 * postreload.c (gate_handle_postreload): Don't do post reload
8821 optimizations unless the reload is completed.
8823 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8826 * tree-pass.h (pass_ira): New external variable declaration.
8828 * reload.h: Add 2008 to the Copyright.
8830 * cfgloopanal.c: Include params.h.
8831 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8834 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8836 * toplev.c (ira.h): New include.
8837 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8838 (backend_init_target): Call ira_init.
8839 (backend_init): Call ira_init_once.
8840 (finalize): Call finish_ira_once.
8842 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8843 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8846 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8847 may_move_out_cost): New external variable declarations.
8848 (move_table): New typedef.
8850 * caller-save.c: Include headers output.h and ira.h.
8851 (no_caller_save_reg_set): New global variable.
8852 (save_slots_num, save_slots): New variables.
8853 (reg_save_code, reg_restore_code, add_stored_regs): Add
8855 (init_caller_save): Set up no_caller_save_reg_set.
8856 (init_save_areas): Reset save_slots_num.
8857 (saved_hard_reg): New structure.
8858 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8859 (initiate_saved_hard_regs, new_saved_hard_reg,
8860 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8862 (setup_save_areas): Add code for sharing stack slots.
8863 (all_blocks): New variable.
8864 (save_call_clobbered_regs): Process pseudo-register too.
8865 (mark_set_regs): Process pseudo-register too.
8866 (insert_one_insn): Put the insn after bb note in a empty basic
8867 block. Add insn check.
8869 * global.c (eliminable_regset): Make it external.
8870 (mark_elimination): Use DF_LR_IN for IRA.
8871 (pseudo_for_reload_consideration_p): New.
8872 (build_insn_chain): Make it external. Don't ignore spilled
8873 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8874 (gate_handle_global_alloc): New function.
8875 (pass_global_alloc): Add the gate function.
8877 * opts.c (decode_options): Set up flag_ira. Print the warning for
8879 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8881 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8883 * regmove.c (regmove_optimize): Don't do replacement of output for
8886 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8887 New external variable declarations.
8889 * local-alloc.c (update_equiv_regs): Make it external. Return
8890 true if jump label rebuilding should be done. Rescan new_insn for
8892 (gate_handle_local_alloc): New function.
8893 (pass_local_alloc): Add the gate function.
8895 * alias.c (value_addr_p, stack_addr_p): New functions.
8896 (nonoverlapping_memrefs_p): Use them for IRA.
8898 * common.opt (fira, fira-algorithm, fira-coalesce,
8899 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8900 fira-verbose): New options.
8902 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8903 move_cost, may_move_in_cost, may_move_out_cost): Make the
8905 (move_table): Remove typedef.
8906 (init_move_cost): Make it external.
8907 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8910 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8911 setup_reg_classes): New function prototypes.
8912 (eliminable_regset): New external variable declaration.
8913 (build_insn_chain, update_equiv_regs): New function prototypes.
8915 * Makefile.in (IRA_INT_H): New definition.
8916 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8917 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8918 (reload1.o, toplev.o): Add dependence on ira.h.
8919 (cfgloopanal.o): Add PARAMS_H.
8920 (caller-save.o): Add dependence on output.h and ira.h.
8921 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8922 ira-emit.o, ira-lives.o): New entries.
8924 * passes.c (pass_ira): New pass.
8926 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8928 * reload1.c (ira.h): Include the header.
8929 (changed_allocation_pseudos): New bitmap.
8930 (init_reload): Initiate the bitmap.
8931 (compute_use_by_pseudos): Permits spilled registers in FROM.
8932 (temp_pseudo_reg_arr): New variable.
8933 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8934 IRA. Call alter_reg with the additional parameter. Don't clear
8935 spilled_pseudos for IRA. Restore original insn chain for IRA.
8936 Clear changed_allocation_pseudos at the end of reload.
8937 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8938 (hard_regno_to_pseudo_regno): New variable.
8939 (count_pseudo): Check spilled pseudos. Set up
8940 hard_regno_to_pseudo_regno.
8941 (count_spilled_pseudo): Check spilled pseudos. Update
8942 hard_regno_to_pseudo_regno.
8943 (find_reg): Use better_spill_reload_regno_p. Check
8944 hard_regno_to_pseudo_regno.
8945 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8947 (eliminate_regs_1): Use additional parameter for alter_reg.
8948 (finish_spills): Set up pseudo_previous_regs only for spilled
8949 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8950 more arguments. Don't clear live_throughout and dead_or_set for
8951 spilled pseudos. Use additional parameter for alter_reg. Call
8952 mark_allocation_change. Set up changed_allocation_pseudos.
8953 Remove sanity check.
8954 (emit_input_reload_insns, delete_output_reload): Use additional
8955 parameter for alter_reg. Call mark_allocation_change.
8956 (substitute, gen_reload_chain_without_interm_reg_p): New
8958 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8960 * testsuite/gcc.dg/20080410-1.c: New file.
8962 * config/s390/s390.h (IRA_COVER_CLASSES,
8963 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8965 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8967 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8969 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8971 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8973 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8975 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8977 2008-08-24 Jeff Law <law@redhat.com>
8978 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8979 when ignoring unavailable registers.
8981 2008-08-24 Jeff Law <law@redhat.com>
8982 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8983 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8984 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8985 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8987 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8988 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8990 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8991 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8992 * reload1.c (find_reg): Process registers in register allocation order.
8994 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8995 * toplev.c (backend_init_target): Move ira_init call from
8997 (lang_dependent_init_target): ...to here.
8999 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9000 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9001 calculate memory move costs for NO_REGS.
9003 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9004 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9005 STACK_REGS is defined.
9007 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9008 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9010 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9011 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9013 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9014 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9015 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9018 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9019 Dorit Nuzman <dorit@il.ibm.com>
9021 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9022 vec_extract_evenv4sf, vec_extract_evenv8hi,
9023 vec_extract_evenv16qi, vec_extract_oddv4si,
9024 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9025 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9026 vec_interleave_highv4si, vec_interleave_lowv4si,
9027 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9028 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9029 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9031 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9034 * config/rs6000/rs6000.c (optimization_options): Don't default to
9035 section anchors without toplevel reorder.
9037 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9039 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9040 (mfc_end_critical_section): Likewise.
9042 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9044 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9045 all type qualifiers from element type to vector type.
9047 2008-08-25 David Daney <ddaney@avtrex.com>
9049 * config/mips/mips.md (immediate_insn): Move up in file, fix
9050 comment typo, reformat.
9051 (fetchop_bit, atomic_hiqi_op memory_barrier,
9052 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9053 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9054 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9055 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9056 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9057 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9058 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9059 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9060 sync_old_nand<mode>, sync_new_nand<mode>,
9061 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9062 test_and_set_12): Moved to sync.md.
9064 * config/mips/sync.md: New file.
9066 2008-08-25 Richard Henderson <rth@redhat.com>
9068 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9069 (regsave): Likewise.
9070 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9071 (output_cfi_directive): Likewise.
9072 (div_data_align): New.
9073 (output_cfi): Use it.
9075 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9077 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9078 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9079 (TARGET_OCTEON): New macro.
9080 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9081 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9082 (ISA_HAS_POP): New macro.
9083 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9085 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9087 * config/mips/mips.md (cpu): Add octeon.
9088 (type): Add pop attribute value.
9089 (popcount<mode>2): New pattern.
9090 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9092 2008-08-24 Jan Hubicka <jh@suse.cz>
9094 * doc/invoke.texi (-fipa-cp-clone): New option.
9095 (-fipa-cp): Update docs.
9096 (--param ipcp-unit-growth):New.
9097 * ipa-cp.c: Include fibheap.h, params.h
9098 (ipcp_initialize_node_lattices): When not cloning, all externally
9099 visible functions are bottom.
9100 (ipcp_need_redirect_p): Accept clones.
9101 (ipcp_insert_stage): Use cost driven heuristics.
9102 (max_count, dead_nodes): New static vars.
9103 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9104 ipcp_const_param_count): New functions.
9105 * common.opt (ipa-cp-clone): New command line option.
9106 * params.def (ipcp-unit-growth): New.
9108 2008-08-24 Jan Hubicka <jh@suse.cz>
9110 * tree-inline.c (tree_function_versioning): Look harder
9111 for referenced vars.
9113 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9115 PR tree-optimization/37185
9116 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9118 2008-08-23 Jan Hubicka <jh@suse.cz>
9120 * ipa-cp.c (ipcp_analyze_node): New function.
9121 (ipcp_update_cloned_node): Use it.
9122 (ipcp_init_stage): Likewise.
9123 * ipa-inline.c (function_insertion_hook_holder): New static var.
9124 (analyze_function): Break out from ....
9125 (inline_generate_summary): Here; register insertion hook.
9126 (cgraph_decide_inlining): Remove hook.
9127 (add_new_function): New function.
9129 2008-08-23 Jan Hubicka <jh@suse.cz>
9131 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9133 2008-08-23 Jan Hubicka <jh@suse.cz>
9135 * ipa-cp.c (constant_val_insert): Remove.
9136 (ipcp_propagate_one_const): Remove.
9137 (ipcp_create_replace_map): Always insert replacements to the map.
9138 (ipcp_insert_stage): Do not try to insert statements by hand.
9139 * tree-inline.c (insert_init_stmt): Break out from ...
9140 (setup_one_parameter): ... here; allow NULL BB pointer.
9141 (tree_function_versioning): Use setup_one_parameter to process
9144 2008-08-23 Jan Hubicka <jh@suse.cz>
9146 * tree.c (decl_address_ip_invariant_p): New function.
9147 * tree.h (decl_address_ip_invariant_p): Declare.
9148 * gimple.c (strip_invariant_refs): Break out from ...
9149 (is_gimple_invariant_address): ... here
9150 (is_gimple_ip_invariant_address): New function.
9151 (is_gimple_ip_invariant): New function.
9152 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9155 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9156 (ipcp_lat_is_insertable): All constants are insertable.
9157 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9158 IPA_CONST_VALUE_REF.
9159 (ipcp_initialize_node_lattices): Propagate all types of operands.
9160 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9161 (ipcp_create_replace_map): Reformat.
9162 (ipcp_need_redirect_p): Simplify.
9163 (ipcp_insert_stage): Check that argument is used before clonning.
9164 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9166 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9167 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9168 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9169 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9170 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9171 * tree-inline.c (tree_function_versioning): Add variables referenced
9174 2008-08-23 Jan Hubicka <jh@suse.cz>
9177 * i386.c (standard_80387_constant_p): Use optimize_size.
9179 2008-08-23 Ira Rosen <irar@il.ibm.com>
9181 PR tree-optimization/37161
9182 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9183 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9184 (vect_determine_vectorization_factor): Move the scalar type
9185 retrieval to vect_get_smallest_scalar_type.
9186 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9187 scalar type. Remove redundant computation.
9188 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9189 (vect_get_slp_defs): Take the type of RHS into account if
9190 necessary by calling vect_get_smallest_scalar_type. Call
9191 vect_get_constant_vectors with additional argument.
9193 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9196 * doc/invoke.texi (Wwrite-strings): Clarify description.
9198 2008-08-23 Ira Rosen <irar@il.ibm.com>
9200 PR tree-optimization/37174
9201 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9202 def stmt is a part of the loop before accessing its stmt_vec_info.
9204 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9207 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9208 (*swap): New insn pattern.
9209 (*ashlqi3): Rename from ashlqi3 insn pattern.
9210 (ashlqi3): New expanders.
9211 (*lshrqi3): Rename from lshrqi3 insn pattern.
9212 (lshrqi3): New expanders.
9213 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9214 lshrqi3_const5, lshrqi3_const6): New splitters.
9215 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9216 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9219 2008-08-22 Richard Guenther <rguenther@suse.de>
9221 PR tree-optimization/37078
9222 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9223 [+INF, +INF] ranges.
9225 2008-08-22 Richard Guenther <rguenther@suse.de>
9227 PR tree-optimization/37143
9228 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9229 a conversion statement instead of a copy.
9231 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9234 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9235 CCCmode, CCOmode and CCSmode destination modes.
9238 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9239 from different units in a single alternative.
9240 (*vec_extractv2sf_1): Ditto.
9241 (*vec_extractv2si_0): Ditto.
9242 (*vec_extractv2si_1): Ditto.
9243 * config/i386/sse.md (sse2_storehpd): Ditto.
9244 (sse2_storelpd): Ditto.
9245 (sse2_loadhpd): Ditto.
9246 (sse2_loadlpd): Ditto.
9249 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9250 (popcountsi2): Ditto.
9251 (clzdi2_abm): Ditto.
9252 (popcountdi2): Ditto.
9253 (clzhi2_abm): Ditto.
9254 (popcounthi2): Ditto.
9256 2008-08-22 Richard Guenther <rguenther@suse.de>
9260 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9261 if the multiplication does not overflow.
9263 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9265 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9267 2008-08-21 Richard Henderson <rth@redhat.com>
9269 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9270 spurrious comma from test.
9271 * configure: Rebuild.
9273 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9276 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9279 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9281 * c-tree.h (grokfield): New argument.
9282 * c-decl.c (grokfield): Handle new location argument.
9283 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9285 2008-08-21 Richard Guenther <rguenther@suse.de>
9287 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9289 2008-08-21 Jan Hubicka <jh@suse.cz>
9291 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9292 (cgraph_add_function_insertion_hook,
9293 cgraph_remove_function_insertion_hook,
9294 cgraph_call_function_insertion_hooks): New functions.
9295 * cgraph.h (cgraph_add_function_insertion_hook,
9296 cgraph_remove_function_insertion_hook,
9297 cgraph_call_function_insertion_hooks): Declare.
9298 * ipa-reference.c (function_insertion_hook_holder): New variable.
9299 (check_operand, look_for_address_of): When checking late, do not care
9300 about module bitmaps.
9301 (add_new_function): New function.
9302 (generate_summary): Register hooks; zero module bitmaps.
9303 (propagate): Unregister hooks.
9304 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9305 (add_new_function): New function.
9306 (generate_summary): Register hook.
9307 (propagate): Remove hook.
9309 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9311 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9312 * ipa-cp.c (ipcp_update_cloned_node): New function.
9313 (build_const_val): Handle functions correctly; bring type logic
9314 into sync with tree-inline.c
9315 (ipcp_init_stage): Take care of computing stuff needed by
9316 indirect inlining; update clones.
9317 (ipcp_generate_summary): Break out of ipcp_driver.
9318 (ipcp_driver): Do only execution and transformation.
9319 (pass_ipa_cp): Make IPA_PASS.
9320 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9322 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9323 ipcp, some info is already available.
9324 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9325 * tree-inline.c (remap_ssa_name): Unshare expression.
9327 2008-08-21 Richard Guenther <rguenther@suse.de>
9329 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9330 a PHI ask VN if it is already available.
9331 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9332 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9334 2008-08-21 Richard Guenther <rguenther@suse.de>
9337 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9338 makes sure to produce a result of the correct type.
9340 2008-08-21 Jan Hubicka <jh@suse.cz>
9341 Backport from LTO branch:
9343 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9344 Jan Hubicka <jh@suse.cz>
9347 (init_state, finish_state, set_function_state, generate_summary):
9349 (scan_stmt): Renamed from scan_function. Changed to keep state in
9350 local static vars rather than cgraph aux field.
9351 (propagate): Renamed from static_execute. Changed to keep state in
9352 local static vars rather than cgraph aux field.
9353 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9354 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9356 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9358 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9359 * ipa-reference.c (init_function_info, generate_summary,
9360 propagate): New functions.
9361 (analyze_function): Call init_function_info.
9362 (static_execute): Stripped into generate_summary and propagate.
9363 (pass_ipa_reference): Made into ipa_opt_pass.
9365 2008-08-21 Richard Guenther <rguenther@suse.de>
9367 PR tree-optimization/37181
9368 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9370 (extract_range_from_unary_expr): Likewise.
9372 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9374 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9376 * toplev.h (pedwarn_at): Likewise.
9377 * builtins.c: Update all calls to pedwarn.
9378 * c-lex.c: Likewise.
9379 * toplev.c: Likewise.
9380 * c-tree.h: Likewise.
9381 * c-decl.c: Likewise.
9382 * c-errors.c: Likewise.
9383 * c-typeck.c: Likewise.
9384 * c-common.c: Likewise.
9385 * c-parser.c: Likewise.
9387 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9390 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9391 with MODE_VECTOR_INT mode.
9393 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9396 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9397 initialized outside the current module.
9398 (warn_uninitialized_var): Ignore left-hand side when walking the
9399 trees. Ignore address expressions. Examine VUSE operands in gimple
9400 statements with a variable declaration on the right-hand side.
9402 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9405 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9407 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9410 * c-common.c (conversion_warning): Do not warn if applying bit-and
9411 operator to unsigned constant that fits in the target type.
9413 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9416 * c-common.c (conversion_warning): Do not warn for artificial
9419 2008-08-20 Richard Guenther <rguenther@suse.de>
9421 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9422 (extract_range_from_binary_expr): Fall back to constant propagation.
9423 (extract_range_from_unary_expr): Likewise.
9425 2008-08-20 Richard Guenther <rguenther@suse.de>
9427 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9428 with TREE_THIS_VOLATILE on shared nodes.
9429 (fold_stmt_r): Likewise.
9431 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9434 * c-parser.c (c_parser_attributes): For keywords use canonical
9435 spelling for attr_name.
9437 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9439 * value-prof.c (check_counter): Revert wrong call to error.
9441 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9443 * profile.c: Update calls to inform.
9444 * value-prof.c: Update calls to inform.
9446 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9448 * diagnostic.c (inform): Add an explicit location_t parameter.
9449 * toplev.h (inform): Update declaration.
9450 * builtins.c: Update all calls to inform.
9451 * c-common.c: Likewise.
9452 * c-decl.c: Likewise.
9453 * c-opts.c: Likewise.
9454 * c-pch.c: Likewise.
9455 * c-pragma.c: Likewise.
9456 * c-typeck.c: Likewise.
9457 * coverage.c: Likewise.
9459 * toplev.c: Likewise.
9460 * tree-cfg.c: Likewise.
9461 * tree-ssa.c: Likewise.
9463 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9466 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9467 V2DI mode, for SSE4.1, use movq instead of vector set if the
9468 second element is zero and inter-unit moves are OK.
9470 2008-08-20 Richard Guenther <rguenther@suse.de>
9472 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9473 properly handle conversion/copy chains after tuplification.
9475 2008-08-20 Richard Guenther <rguenther@suse.de>
9477 * passes.c (init_optimization_passes): Move the second
9478 forwprop pass before alias computation. Remove the second
9479 DCE pass. Remove the first dominator and phi copy/const
9482 2008-08-20 Nick Clifton <nickc@redhat.com>
9484 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9485 support of this feature. Do not assume that a sufficiently new
9486 assembler will support the feature regardless of the target type.
9487 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9488 * configure: Regenerate.
9490 2008-08-20 Richard Guenther <rguenther@suse.de>
9492 * tree-vrp.c (found_in_subgraph): Remove.
9493 (live): New global static.
9494 (live_on_edge): New function.
9495 (blocks_visited): Remove.
9496 (register_edge_assert_for_2): Use live_on_edge.
9497 (find_conditional_asserts): Remove code dealing with
9498 found_in_subgraph. Do not walk the CFG.
9499 (find_switch_asserts): Likewise.
9500 (find_assert_locations_1): Renamed from find_assert_locations.
9501 Move finding assert locations for conditional and switch
9502 statements first. Update live bitmap. Do not walk the CFG.
9503 (find_assert_locations): New function.
9504 (insert_range_assertions): Remove entry of CFG walk.
9505 Adjust call to find_assert_locations.
9506 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9507 that only can appear because of fake exit edges but assert we
9508 never try to insert on those.
9509 (fini_pre): Do not remove fake exit edges here...
9510 (execute_pre): ...but here, before committing edge inserts.
9512 2008-08-19 Richard Guenther <rguenther@suse.de>
9514 * passes.c (init_optimization_passes): Exchange store-ccp
9517 2008-08-19 Rafael Espíndola <espindola@google.com>
9519 * varasm.c (weak_decls): Move earlier in the file.
9520 (assemble_external): Add weak decls to the weak_decls list.
9521 (declare_weak): Don't add decls to the weak_decls list.
9523 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9526 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9527 before (sse2_shufpd_<mode>).
9529 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9532 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9533 * tree.c (block_nonartificial_location): Likewise.
9535 2008-08-19 Richard Guenther <rguenther@suse.de>
9537 PR tree-optimization/35972
9538 PR tree-optimization/23094
9539 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9541 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9542 handle MISALIGNED_INDIRECT_REF.
9543 (get_ref_from_reference_ops): New helper.
9544 (vn_reference_lookup_pieces): Walk the use-def chain using the
9545 alias-oracle if requested.
9546 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9547 walking the use-def chain.
9548 (compute_avail): But not here.
9549 (create_component_ref_by_pieces_1): Properly handle
9550 MISALIGNED_INDIRECT_REF.
9551 (do_regular_insertion): Handle fully redundant
9552 expressions after PHI-translation also for SSA_NAME values, not
9553 only constants. Correctly use edoubleprime for that.
9555 2008-08-19 Ira Rosen <irar@il.ibm.com>
9557 * tree-vectorizer.c (supportable_widening_operation): Support
9558 multi-step conversion, return the number of steps in such conversion
9559 and the required intermediate types.
9560 (supportable_narrowing_operation): Likewise.
9561 * tree-vectorizer.h (vect_pow2): New function.
9562 (supportable_widening_operation): Change argument types.
9563 (supportable_narrowing_operation): Likewise.
9564 (vectorizable_type_promotion): Add an argument.
9565 (vectorizable_type_demotion): Likewise.
9566 * tree-vect-analyze.c (vect_analyze_operations): Call
9567 vectorizable_type_promotion and vectorizable_type_demotion with
9568 additional argument.
9569 (vect_get_and_check_slp_defs): Detect patterns.
9570 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9572 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9573 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9574 factor according to the smallest type in the loop.
9575 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9576 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9577 supportable_widening_operation with correct arguments.
9578 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9579 operands lists according to the number of vector statements in left
9580 or right node, if exists.
9581 (vect_gen_widened_results_half): Remove unused argument.
9582 (vectorizable_conversion): Call supportable_widening_operation,
9583 supportable_narrowing_operation, and vect_gen_widened_results_half
9584 with correct arguments.
9585 (vectorizable_assignment): Change documentation, support multiple
9587 (vectorizable_operation): Likewise.
9588 (vect_get_loop_based_defs): New function.
9589 (vect_create_vectorized_demotion_stmts): Likewise.
9590 (vectorizable_type_demotion): Support loop-aware SLP and general
9591 multi-step conversion. Call vect_get_loop_based_defs and
9592 vect_create_vectorized_demotion_stmts for transformation.
9593 (vect_create_vectorized_promotion_stmts): New function.
9594 (vectorizable_type_promotion): Support loop-aware SLP and general
9595 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9597 (vectorizable_store): Change documentation, support multiple
9599 (vectorizable_load): Likewise.
9600 (vect_transform_stmt): Pass SLP_NODE to
9601 vectorizable_type_promotion and vectorizable_type_demotion.
9602 (vect_schedule_slp_instance): Move here the calculation of number
9603 of vectorized statements for each node from...
9604 (vect_schedule_slp): ... here.
9605 (vect_transform_loop): Call vect_schedule_slp without the last
9608 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9611 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9612 to == in assert statement.
9613 (vectorizable_reduction): Fix typo.
9615 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9618 * value-prof.c (check_counter): Dereference pointer to overall
9619 count when printing it.
9621 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9623 * profile.h: Really add it.
9625 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9627 * mcf.c: Really add it.
9629 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9630 Vinodha Ramasamy <vinodha@google.com>
9632 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9634 * value-prof.c (check_counter): Fix the counter if
9635 flag_profile_correction is true.
9636 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9637 tree_mod_subtract_transform):
9638 Follow check_counter parameter change.
9639 * common.opt (fprofile-correction): New option.
9641 * profile.h: Likewise.
9642 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9643 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9644 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9646 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9647 flag_profile_correction is set.
9649 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9651 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9653 2008-08-18 Tomas Bily <tbily@suse.cz>
9655 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9656 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9658 * tree-data-ref.c (split_constant_offset_1): Likewise.
9659 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9660 * tree-sra.c (sra_walk_expr): Likewise.
9661 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9662 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9663 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9664 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9666 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9667 * tree-vect-transform.c (vectorizable_type_demotion)
9668 (vectorizable_type_promotion): Likewise.
9669 * tree-inline.c (expand_call_inline):
9670 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9671 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9672 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9673 * expr.c (expand_expr_real_1): Likewise.
9674 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9675 (gimple_assign_unary_useless_conversion_p): Likewise.
9676 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9677 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9678 * fold-const.c (fold_unary): Likewise.
9679 * tree.h (CONVERT_EXPR_P): Likewise.
9680 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9681 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9683 (register_edge_assert_for_2, extract_range_from_unary_expr)
9684 (register_edge_assert_for_1): Likewise.
9686 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9688 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9689 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9690 (enum real_value_const): Delete.
9691 (get_real_const): Delete.
9692 * real.c (get_real_const): Delete.
9693 (dconst_e_ptr): Define.
9694 (dconst_third_ptr): Define.
9695 (dconst_sqrt2_ptr): Define.
9696 * builtins.c: Update all callers.
9698 2008-08-18 Richard Guenther <rguenther@suse.de>
9700 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9701 statement iterator after statement removal.
9703 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9705 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9706 (detect_processor_freebsd): Likewise.
9707 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9709 2008-08-18 Richard Guenther <rguenther@suse.de>
9711 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9712 and loads have the correct types.
9714 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9717 * c-opts.c (cpp_opts): Remove static.
9718 * c-parser.c (cpp_opts): Declare it extern.
9719 (disable_extension_diagnostics): Handle cpp options.
9720 (enable_extension_diagnostics): Likewise.
9722 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9724 * diagnostics.c (permerror_at): Rename as permerror.
9725 (permerror): Delete.
9726 * toplev.h: Likewise.
9728 2008-08-18 Richard Guenther <rguenther@suse.de>
9730 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9731 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9732 Move call_cdce before build_alias. Move copyrename2,
9733 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9734 right after final inlining.
9735 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9736 (pass_build_cfg): But instead via TODO_dump_func.
9738 2008-08-18 Richard Guenther <rguenther@suse.de>
9740 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9742 (scalarize_init): If we failed to generate some initializers
9743 do not generate zeros for not instantiated members. Instead
9744 rely on the copy out.
9745 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9746 about missing flow-sensitive alias info only if we have
9749 2008-08-17 Nick Clifton <nickc@redhat.com>
9751 * doc/extend.texi (Function Attributes): Fix typo in description
9752 if hot function attribute.
9754 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9755 Richard Sandiford <rdsandiford@googlemail.com>
9757 * doc/install.texi (--with-mips-plt): Document.
9758 * doc/invoke.texi (-mplt, -mno-plt): Document.
9759 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9760 and handle ${with_mips_plt}.
9761 * config/mips/mips.opt (mplt): New option.
9762 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9763 (TARGET_ABICALLS_PIC2): Likewise.
9764 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9765 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9766 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9767 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9768 to decide whether to output ".option picX" directives.
9769 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9770 Pass -call_nonpic rather than -KPIC for -mplt.
9771 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9772 on the command line. Also remove it when -mabi=64 is used without
9774 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9775 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9776 TARGET_ABICALLS_PIC0.
9777 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9779 (mips16_build_function_stub): Only output ".option pic" directives
9780 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9781 (mips16_build_call_stub): Fix comment and remove redundant
9782 ".set at"/"set .noat" directives.
9783 (mips_function_rodata_section): Use the default behaviour for
9784 TARGET_ABSOLUTE_ABICALLS.
9785 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9786 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9787 (mips_restore_gp): Do nothing if the current function doesn't use
9789 (mips_expand_prologue): Only save $gp if the current function uses it.
9790 Use a normal move for TARGET_ABICALLS_PIC0.
9791 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9793 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9795 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9796 of function when handling GLOBAL_POINTER_REGNUM.
9798 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9801 * common.opt (-fstack-check): Do not declare the variable here.
9802 (-fstack-check=): New option variant.
9803 * doc/invoke.texi (Code Gen Options): Document it.
9804 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9805 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9806 (STACK_CHECK_STATIC_BUILTIN): New macro.
9807 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9808 * opts.c: Include expr.h.
9809 (common_handle_option) <OPT_fold_stack_check_>: New case.
9810 <OPT_fstack_check>: Likewise.
9811 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9812 consistently in the test for variable-sized types. Adjust for
9813 new behaviour of flag_stack_check.
9814 * explow.c: Include except.h.
9815 (allocate_dynamic_stack_space): Do not take into account
9816 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9817 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9818 for variable-sized parameters. Treat all parameters whose size is
9819 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9820 stack checking is enabled.
9821 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9822 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9823 if generic stack checking is enabled.
9824 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9825 * reload1.c (reload): Likewise.
9826 * stmt.c (expand_decl): Assert that all automatic variables have
9827 fixed size at this point and remove dead code.
9828 * flags.h (stack_check_type): New enumeration type.
9829 (flag_stack_check): Declare.
9830 * toplev.c (flag_stack_check): New global variable.
9831 * Makefile.in (opts.o): Add dependency on EXPR_H.
9832 (explow.o): Add dependency on except.h.
9834 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9836 * config/avr/avr.c (avr_override_options): Reduce value of
9837 PARAM_INLINE_CALL_COST.
9839 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9841 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9842 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9843 lieu of TYPE_MODE (type) throughout.
9845 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9847 * config/arm/arm.c (add_minipool_backward_ref): Check for
9848 8-byte-aligned entries in second case of forcing insertion after a
9849 particular entry. Change third case to avoid inserting
9850 non-8-byte-aligned entries before 8-byte-aligned ones.
9852 2008-08-15 Richard Guenther <rguenther@suse.de>
9854 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9855 strip components for unknown size accesses.
9857 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9859 * config/s390/2097.md New file.
9860 * config/s390/s390.md ("z10prop" attribute): Define none,
9861 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9862 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9863 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9864 possible values and apply them to insns as appropriate.
9865 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9866 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9867 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9868 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9869 ("bfp" mode attribute): Removed. Every occurence replaced
9871 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9872 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9875 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9878 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9881 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9883 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9884 additional argument. Support reduction when duplication is needed due
9885 to data-types of different sizes in the loop.
9886 (get_initial_def_for_induction): Fix printout.
9887 (vect_get_vec_def_for_stmt_copy): Support case where the
9888 vec_stmt_for_operand is a phi node.
9889 (vectorizable_reduction): Support reduction when duplication is needed
9890 due to data-types of different sizes in the loop.
9891 (vectorizable_call): Remove restriction to not vectorize in case we
9892 have data-types of different sizes in the loop.
9893 (vectorizable_conversion): Likewise.
9894 (vectorizable_operation): Likewise.
9895 (vectorizable_type_demotion): Likewise.
9896 (vectorizable_type_promotion): Likewise.
9897 (vectorizable_induction): Add restriction to not vectorize in case
9898 we have data-types of different sizes in the loop.
9900 2008-08-14 Christophe Saout <christophe@saout.de>
9901 Uros Bizjak <ubizjak@gmail.com>
9904 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9905 (*vec_concatv2di_rex64_sse4_1): Ditto.
9906 (*vec_concatv2di_rex64_sse): Ditto.
9908 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9911 * fold-const.c (fold_widened_comparison): Do not allow
9912 sign changes that change the result even if shorter type
9913 is wider than arg1_unw's type.
9915 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9917 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9918 Skip if the multilib testing specifies -march that does not
9919 agree with the one specified in the testcase.
9921 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9923 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9924 zero extend SImode values being converted to TFmode before passing
9927 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9929 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9930 __PPU__ when targeting the Cell/B.E. PPU processor.
9932 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9934 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9935 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9936 Rematerialize the static chain, if any.
9937 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9940 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9942 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9943 (new_loc_descr): Likewise.
9944 (add_loc_descr): Likewise.
9945 (size_of_loc_descr): Likewise.
9946 (size_of_locs): Likewise.
9947 (output_loc_operands): Likewise.
9948 (output_loc_sequence): Likewise.
9949 (new_reg_loc_descr): New.
9950 (build_cfa_loc): Use it.
9951 (build_cfa_aligned_loc): Likewise.
9952 (one_reg_loc_descriptor): Likewise.
9953 (based_loc_descr): Likewise.
9955 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9958 * doc/invoke.texi (Wmain): Update.
9959 * c-decl.c (start_decl): warn_main is only 0 or 1.
9960 (start_function): Likewise. Fix formatting.
9961 (finish_function): Delete redundant warning.
9962 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9963 * c-opts (c_common_handle_option): -Wall only has effect if
9964 warn_main is uninitialized. OPT_Wmain is automatically
9965 handled. -pedantic also enables Wmain.
9966 (c_common_post_options): Handle all logic for Wmain here.
9967 * c-common.c (warn_main): Delete.
9968 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9969 * c-common.h (warn_main): Delete.
9971 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9974 * expr.c (emit_group_store): Allocate stack temp with the
9975 largest alignment when copying from register to stack.
9977 2008-08-13 Richard Guenther <rguenther@suse.de>
9979 * tree.h (maybe_fold_offset_to_address): Declare.
9980 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9981 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9982 Likewise for POINTER_PLUS_EXPR.
9983 (maybe_fold_offset_to_reference): Enable disabled code.
9984 (maybe_fold_offset_to_address): New function.
9985 (fold_stmt_r): Use it.
9986 (fold_gimple_assign): Likewise.
9987 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9988 (gimplify_expr): Likewise.
9990 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9992 * toplev.h (pedwarn_at): Fix declaration.
9994 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9996 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9997 LINK_SPEC): Use %R in -Y P argument.
9999 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10002 * diagnostic.c (pedwarn_at): New.
10003 * toplev.h (pedwarn_at): Declare.
10004 * c-tree.h (build_enumerator): Update declaration.
10005 * c-decl.c (finish_enum): Update comment.
10006 (build_enumerator): Take a location parameter. Give a pedwarn but do
10007 not perform any conversion.
10008 * c-parser.c (c_parser_enum_specifier): Set correct location for
10011 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10014 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10015 expressions except for conversions to signed:1 bitfields. Handle
10016 COND_EXPR with constant operands.
10018 2008-08-13 Richard Guenther <rguenther@suse.de>
10020 PR tree-optimization/15255
10021 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10022 (struct oecount_s): New struct and VEC types.
10023 (cvec): New global.
10024 (oecount_hash): New function.
10025 (oecount_eq): Likewise.
10026 (oecount_cmp): Likewise.
10027 (zero_one_operation): New function.
10028 (build_and_add_sum): Likewise.
10029 (undistribute_ops_list): Perform un-distribution of multiplication
10030 and division on the chain of summands.
10031 (should_break_up_subtract): Also break up subtracts for factors.
10032 (reassociate_bb): Delete dead visited statements.
10033 Call undistribute_ops_list. Re-sort and optimize if it did something.
10034 * passes.c (init_optimization_passes): Move DSE before
10036 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10039 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10041 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10043 * doc/invoke.texi: Revert unintended checkin.
10045 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10048 * gcc.c (include_spec_function): Tweak call to find_a_file.
10050 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10052 PR middle-end/37014
10053 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10054 and TRUTH_ORIF_EXPR.
10055 * dojump.c (do_jump): Likewise.
10057 PR tree-optimization/37084
10058 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10059 if id->regimplify, don't assume stmt is a cast assignment.
10061 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10063 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10065 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10068 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10071 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10073 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10074 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10076 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10077 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10078 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10079 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10080 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10082 * doc/tm.texi (Storage Layout): Remove documentation for
10083 TARGET_FLOAT_FORMAT.
10085 * simplify-rtx.c (simplify_binary_operation_1): Replace
10086 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10088 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10090 * real.h (struct real_format): New member has_sign_dependent_rounding.
10091 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10092 spu_single_format, ieee_double_format, mips_double_format,
10093 motorola_double_format, ieee_extended_motorola_format,
10094 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10095 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10096 mips_extended_format, ieee_quad_format, mips_quad_format,
10097 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10098 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10100 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10101 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10102 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10103 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10104 (ROUND_TOWARDS_ZERO): Likewise.
10106 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10107 (FLOAT_MODE_FORMAT): New macro.
10108 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10109 (MODE_COMPOSITE_P): ... this new macro.
10110 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10111 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10112 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10114 * flags.h: Include "real.h".
10116 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10117 REAL_MODE_FORMAT_COMPOSITE_P.
10118 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10120 * doc/tm.texi (Storage Layout): Remove documentation of
10121 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10122 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10123 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10124 they only apply to libgcc2.a.
10126 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10128 * config/spu/float_disf.c: New file.
10129 * config/spu/float_unsdisf.c: New file.
10130 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10131 (LIB2FUNCS_EXCLUDE): Define.
10133 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10134 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10136 * real.h (struct real_format): New member round_towards_zero.
10137 * real.c (round_for_format): Respect fmt->round_towards_zero.
10138 (ieee_single_format, mips_single_format, motorola_single_format,
10139 spu_single_format, ieee_double_format, mips_double_format,
10140 motorola_double_format, ieee_extended_motorola_format,
10141 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10142 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10143 mips_extended_format, ieee_quad_format, mips_quad_format,
10144 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10145 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10147 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10148 real_format to choose rounding mode when calling MPFR functions.
10149 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10150 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10152 * real.h (real_to_decimal_for_mode): Add prototype.
10153 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10154 Respect target rounding mode when generating decimal representation.
10155 (real_to_decimal): New stub for backwards compatibility.
10156 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10157 real_to_decimal_for_mode instead of real_to_decimal.
10159 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10161 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10162 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10164 * real.c (spu_single_format): New variable.
10165 * real.h (spu_single_format): Declare.
10167 * config/spu/spu.c (spu_override_options): Install SFmode format.
10168 (spu_split_immediate): Use integer mode to operate on pieces of
10169 floating-point values in all cases.
10171 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10172 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10173 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10175 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10177 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10179 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10181 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10183 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10186 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10187 on the VAR_DECL instead of TYPE_READONLY on its type.
10189 2008-08-12 Ira Rosen <irar@il.ibm.com>
10191 * tree-vectorizer.c: Depend on langhooks.h.
10192 (supportable_widening_operation): Add two arguments. Support double
10194 (supportable_narrowing_operation): Likewise.
10195 * tree-vectorizer.h (supportable_widening_operation): Add two
10197 (supportable_narrowing_operation): Likewise.
10198 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10199 supportable_widening_operation with correct arguments.
10200 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10201 (vectorizable_type_demotion): Support double type conversions.
10202 (vectorizable_type_promotion): Likewise.
10203 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10205 2008-08-11 Michael Matz <matz@suse.de>
10207 * i386/i386.c (override_options): Move initialisation from
10208 flag_schedule_insns_after_reload to here from ...
10209 (optimization_options): ... here.
10211 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10213 PR rtl-optimization/36998
10214 * dwarf2out.c (compute_barrier_args_size_1,
10215 compute_barrier_args_size): Temporarily remove assertions.
10217 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10219 PR middle-end/20644
10220 * tree-ssa.c (struct walk_data): Add new flag
10221 warn_possibly_uninitialized.
10222 (warn_uninitialized_var): Use it.
10223 (warn_uninitialized_vars): New.
10224 (execute_early_warn_uninitialized): Call it.
10225 (execute_late_warn_uninitialized): Likewise.
10227 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10229 PR middle-end/36238
10230 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10231 for memory subregs.
10233 2008-08-09 Jan Hubicka <jh@suse.cz>
10236 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10238 (expand_fix): Be prepared for expansion to fail.
10239 (expand_sfix_optab): Remove instructions if expansion failed.
10241 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10243 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10244 avr31 architecture.
10245 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10246 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10248 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10250 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10251 mips/t-libgcc-mips16 to tmake_file.
10252 * config/mips/mips-protos.h (mips_call_type): New enum.
10253 (mips_pic_base_register, mips_got_load): Declare.
10254 (mips_restore_gp): Take an rtx argument.
10255 (mips_use_pic_fn_addr_reg_p): Declare.
10256 (mips_expand_call): Replace the sibcall_p argument with
10257 a mips_call_type argument. Add a lazy_p parameter.
10258 (mips_split_call): Declare.
10259 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10260 (MIPS16_PIC_TEMP): Likewise.
10261 (reg_class): Delete M16_NA_REGS.
10262 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10263 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10264 (mips_split_hi_p): Declare.
10265 * config/mips/mips.c (mips_split_hi_p): New array.
10266 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10267 (mips_got_symbol_type_p): New function.
10268 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10269 (mips16_stub_function_p): New function.
10270 (mips16_local_function_p): Likewise.
10271 (mips_use_pic_fn_addr_reg_p): Likewise.
10272 (mips_cannot_force_const_mem): Return false for HIGHs.
10273 Extend CONST_INT and symbolic handling to MIPS16, using
10274 mips_symbol_insns to check that the base symbol type is a
10275 legitimate constant. Reject GOT-based constants if
10276 TARGET_MIPS16_PCREL_LOADS.
10277 (mips_const_insns): Check targetm.cannot_force_const_mem when
10278 decomposing a symbolic base and a large offset.
10279 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10280 When calling a function that needs $25 from MIPS16 code,
10281 move the target address into $25 separately and add a USE
10283 (mips16_gp_pseudo_reg): Insert the initializer immediately
10284 before the first real insn.
10285 (mips_pic_base_register, mips_got_load): New functions.
10286 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10287 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10288 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10289 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10290 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10291 also passing NULL_RTX rather than const0_rtx as the aux argument.
10292 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10293 instead of TARGET_EXPLICIT_RELOCS.
10294 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10295 (mips_load_call_address): Replace the sibcall_p argument with
10296 a mips_call_type argument. Use mips_got_load.
10297 (mips16_local_alias): New structure.
10298 (mips16_local_aliases): New variable.
10299 (mips16_local_aliases_hash): New function.
10300 (mips16_local_aliases_eq): Likewise.
10301 (mips16_local_alias): Likewise.
10302 (mips16_stub_function): Likewise.
10303 (mips16_build_function_stub): Create a local alias for the target
10304 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10305 .cpload directive and an R_MIPS_NONE relocation for the target
10306 function, then load the alias rather than the function itself.
10307 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10308 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10309 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10310 (mips16_build_call_stub): Replace the FN parameter with an
10311 FN_PTR parameter. Force the address into a register if it
10312 isn't a call_insn_operand; don't rely on the caller to do this.
10313 If a call to a locally-defined and locally-binding MIPS16
10314 function must be made indirectly, redirect the call to the
10315 function's local alias. Use mips16_stub_function_p,
10316 mips16_stub_function, mips_expand_call and use_reg.
10317 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10318 Use explicit %hi and %lo accesses where possible.
10319 Use MIPS_CALL to generate the correct code form of a
10320 jal instruction. Add clobbers of $18 instead of uses.
10321 Update the call to mips_emit_call_insn.
10322 (mips_expand_call): Replace the SIBCALL_P argument with a
10323 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10324 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10325 allowing it to modify the call address. Update the calls to
10326 mips_load_call_address and mips_emit_call_insn.
10327 (mips_split_call): New function.
10328 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10329 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10330 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10331 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10332 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10334 (mips_cprestore_slot): New function.
10335 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10336 and use mips_cprestore_slot.
10337 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10339 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10340 then use a copygp_mips16 instruction to set up $28.
10341 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10342 (mips16_lay_out_constants): Call split_all_insns_noflow.
10343 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10344 false if TARGET_MIPS16.
10345 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10346 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10347 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10348 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10349 MIPS16 code. Allow MIPS16 o32 PIC.
10350 (mips_override_options): Allow MIPS16 o32 PIC.
10351 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10352 after reload if TARGET_USE_GOT.
10353 (UNSPEC_COPYGP): New constant.
10354 (length): Use a default length of 8 for MIPS16 GOT loads.
10355 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10356 (*got_page<mode>): Check mips_split_hi_p.
10357 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10358 (unspec_got<mode>, unspec_call<mode>): New expanders.
10359 (load_got<mode>, load_call<mode>): Remove the length attributes.
10360 Use a got attribute instead of a type attribute.
10361 (copygp_mips16): New insn.
10362 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10363 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10364 (sibcall, sibcall_value, call, call_value): Update the calls
10365 to mips_expand_call.
10366 (call_internal, call_value_internal): Use mips_split_call.
10367 (call_value_multiple_internal): Likewise.
10368 (call_split): Move after call_internal (the insn it is split from).
10369 (call_internal_direct, call_value_internal_direct): Turn into
10370 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10371 (call_direct_split, call_value_direct_split): New patterns.
10372 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10373 and use M16_REGS instead of M16_NA_REGS.
10374 * config/mips/predicates.md (const_call_insn_operand): Replace
10375 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10376 mips_use_pic_fn_addr_reg_p check.
10377 (move_operand): Reject HIGHs if mips_split_hi_p.
10378 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10379 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10380 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10381 * config/mips/libgcc-mips16.ver: New file.
10382 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10383 $(srcdir)/config/mips/libgcc-mips16.ver.
10385 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10387 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10389 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10390 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10391 (mips16_cfun_returns_in_fpr_p): Likewise.
10393 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10395 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10396 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10397 rather than 4 to PC.
10399 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10401 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10402 (FUNCTION_PROFILER): Save the static chain pointer into $2
10403 beforehand and restore it aftewards.
10404 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10405 address directly into $25 and call the function through $25;
10406 do not clobber $3. Pad the DImode version to cover the space
10407 left by the deleted $25 <- $3 move.
10408 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10409 the removal of the $25 <- $3 move.
10410 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10411 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10413 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10414 Daniel Jacobowitz <dan@codesourcery.com>
10416 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10417 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10418 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10419 * config/mips/mips.c (mips_start_function_definition): New function.
10420 (mips_end_function_definition): Likewise.
10421 (mips_output_function_prologue): Use mips_start_function_definition.
10422 (mips_output_function_epilogue): Use mips_end_function_definition.
10423 (build_mips16_function_stub): Use mips_start_function_definition
10424 and mips_end_function_definition.
10425 (build_mips16_call_stub): Likewise.
10427 2008-08-09 Richard Guenther <rguenther@suse.de>
10429 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10430 * gimple.h (gimple_call_fn): Adjust comment.
10431 (gimple_call_set_fndecl): New function.
10432 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10433 longer having bare FUNCTION_DECL operand.
10434 (gimple_call_return_type): Likewise.
10435 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10437 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10438 (gimple_mod_pow2): Likewise.
10439 (gimple_mod_subtract): Likewise.
10440 (gimple_ic): Likewise.
10441 (gimple_stringop_fixed_value): Likewise.
10442 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10443 longer having bare FUNCTION_DECL operand.
10444 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10445 * omp-low.c (optimize_omp_library_calls): Likewise.
10446 * cgraphunit.c (update_call_expr): Likewise.
10447 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10448 (execute_convert_to_rsqrt): Likewise.
10449 * cfgexpand.c (gimple_to_tree): Simplify.
10450 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10451 bare FUNCTION_DECL operand.
10452 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10453 (convert_gimple_call): Use gimple_call_fndecl.
10454 * c-common.c (c_warn_unused_result): Likewise.
10456 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10459 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10460 (c_finish_return): Likewise.
10461 (c_start_case): Likewise.
10462 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10463 * c-parser.c (c_parser_condition): New. Call
10464 verify_sequence_points.
10465 (c_parser_paren_condition): Call c_parser_condition.
10466 (c_parser_for_statement): Call c_parser_condition.
10468 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10471 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10472 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10473 Moved from diagnostic.h
10474 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10476 (emit_diagnostic): New.
10477 (warning0, pedwarn0): Delete.
10478 (warning, warning_at, pedwarn, permerror): Return bool.
10479 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10480 Moved to diagnostic.c.
10481 (struct diagnostic_context): Use correct type for
10482 classify_diagnostic.
10483 (diagnostic_report_diagnostic): Update declaration.
10484 (emit_diagnostic): Declare.
10485 * errors.c (warning): Return bool.
10486 * errors.h (warning): Update declaration.
10487 * toplev.h (warning0, pedwarn0): Delete.
10488 (warning, warning_at, pedwarn, permerror): Return bool.
10489 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10490 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10491 inform. Update all calls.
10492 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10493 before giving informative note.
10494 (implicit_decl_warning): Likewise.
10495 * c-typeck.c (build_function_call): Likewise.
10496 * tree-sssa.c (warn_uninit): Likewise.
10497 * builtins.c (gimplify_va_arg_expr): Likewise.
10499 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10502 * doc/invoke.texi (-Wextra): Move warning from here...
10503 (-Wuninitialized): ... to here.
10505 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10508 * flags.h (set_Wunused): Delete
10509 * toplev.c (process_options): Handle Wunused flags here.
10510 * opts.c (maybe_warn_unused_parameter): Delete.
10511 (common_handle_option): Replace set_Wunused by warn_unused.
10512 (set_Wextra): Do not handle Wunused-parameter here.
10513 (set_Wunused): Delete.
10514 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10516 * common.opt (Wunused): Add Var and Init.
10517 (Wunused-function): Likewise.
10518 (Wunused-label): Likewise.
10519 (Wunused-parameter): Likewise.
10520 (Wunused-value): Likewise.
10521 (Wunused-variable): Likewise.
10523 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10525 * doc/invoke.texi: Add cpu_type power7.
10526 * config.in (HAVE_AS_VSX): New.
10527 * config.gcc: Add cpu_type power7.
10528 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10530 * configure: Regenerate.
10531 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10533 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10534 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10535 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10537 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10539 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10540 type to vectorize.builtin_conversion.
10541 (vectorizable_conversion): Likewise.
10542 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10543 integral type as input.
10544 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10546 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10547 and ALTIVEC_BUILTIN_VCTSXS.
10548 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10551 2008-08-08 Richard Guenther <rguenther@suse.de>
10553 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10554 (surely_varying_stmt_p): Calls are varying only if they are
10555 non-builtin and not indirect or have no result.
10556 (ccp_fold): Re-instantiate code before the tuples merge.
10558 2008-08-08 Richard Guenther <rguenther@suse.de>
10560 PR tree-optimization/37056
10561 * gimple.h (gimple_assign_rhs_class): New helper function.
10562 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10563 unary operations properly.
10565 2008-08-07 Jan Hubicka <jh@suse.cz>
10567 * i386.h (ix86_size_cost): Declare.
10568 (ix86_cur_cost): New function macro.
10569 * i386.md (peepholes expanding size and splitters): Predicate by
10570 optimize_insn_for_speed_p.
10571 (peepholes reduce size and splitters): Predicate by
10572 optimize_insn_for_size_p.
10573 * i386.c (ix86_size_cost): Rename from ...
10574 (size_cost): This one.
10575 (override_options): Update.
10576 (decide_alg): Likewise.
10577 (ix86_expand_clear): Use RTL profile.
10578 (ix86_pad_returns): Use RTL profile.
10580 2008-08-07 Jan Hubicka <jh@suse.cz>
10582 * recog.c (split_all_insns): Set RTL profile
10583 (peephole2_optimize): Likewise.
10584 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10585 * combine.c (combine_instructions): Likewise.
10587 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10589 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10591 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10593 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10594 value in a6 after the set_frame_ptr insn.
10596 2008-08-07 Richard Henderson <rth@redhat.com>
10599 * gcc.c (cpp_options): Pass along -g*.
10601 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10603 * config/arm/arm.c (output_move_neon): Update comment describing
10604 big-endian vector layout.
10605 (arm_assemble_integer): Do not handle big-endian NEON vectors
10607 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10608 neon_vget_lane<mode>_sext_internal,
10609 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10610 element indices for big-endian.
10612 2008-08-07 Richard Henderson <rth@redhat.com>
10614 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10615 * configure, config.in: Rebuild.
10616 * debug.h (dwarf2out_do_cfi_asm): Declare.
10617 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10618 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10619 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10620 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10622 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10624 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10625 movv2si_internal): Combine into mov<mode>_internal.
10626 (movv2si_internal_2): Remove.
10628 2008-08-07 Jan Hubicka <jh@suse.cz>
10631 * i386.md (single stringop patterns): Enable unconditionally.
10633 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10636 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10638 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10639 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10641 * config/i386/sse.md (sse2_movq128): New.
10643 * doc/extend.texi: Document __builtin_ia32_movq128.
10645 2008-08-07 Richard Guenther <rguenther@suse.de>
10647 PR middle-end/37042
10648 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10649 pointers can access anything.
10651 2008-08-06 Jan Hubicka <jh@suse.cz>
10653 * optabs.c (emit_unop_insn): Break out to ...
10654 (maybe_emit_unop_insn): ... this one.
10655 (expand_sfix_optab): Use maybe variant.
10656 * optabs.h (maybe_emit_unop_insn): Declare.
10658 * i386.md (mov0 patterns): Enable by default.
10659 (FP conversion expanders): Disable expansion of code expanding
10660 sequences when instruction should be optimized for size.
10661 (single strinop patterns): Enable when optimizing for size.
10662 (string expanders): Disable expanding of code expanding sequences
10663 when optimizning instruction for size.
10664 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10666 (ix86_fp_comparison_sahf_cost): Likewise.
10667 (ix86_expand_branch): Likewise.
10668 (ix86_expand_ashl_const): Likewise.
10669 (ix86_split_ashl): Likewise.
10670 (ix86_expand_strlen): Likewise.
10671 (ix86_emit_fp_unordered_jump): Likewie.
10673 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10675 * c-common.c: Fix typo.
10676 (c_common_reswords): Activate more C++ keyword warnings.
10678 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10680 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10683 * diagnostic.c (permerror_at): New.
10684 * toplev.h (permerror_at): Declare.
10686 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10687 Ira Rosen <irar@il.ibm.com>
10689 * tree-vect-transform.c (vect_model_simple_cost): Return
10690 immediately if stmt is pure SLP.
10691 (vect_model_store_cost): Ditto.
10692 (vect_model_load_cost): Ditto.
10693 (vectorizable_store): Remove PURE_SLP check before call
10694 to vect_model_store_cost.
10695 (vect_model_store_cost): When checking whether stmt describe
10696 strided access, add a check that it is not slp_node.
10698 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10701 * c-common.c (warn_for_sign_compare): New. Handle separately the
10702 case that 'constant' is zero.
10703 * c-typeck.c (build_binary_op): Move code to c-common.c
10705 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10707 * config/alpha/alpha.c (alpha_preferred_reload_class,
10708 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10709 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10710 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10711 * config/arm/arm.md: Likewise.
10712 * config/avr/avr-protos.h (preferred_reload_class,
10713 test_hard_reg_class, avr_simplify_comparison_p,
10714 out_shift_with_cnt, class_max_nregs): Likewise.
10715 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10716 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10717 preferred_reload_class, test_hard_reg_class): Likewise.
10718 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10719 bfin_memory_move_cost, bfin_secondary_reload,
10720 bfin_output_mi_thunk): Likewise.
10721 * config/crx/crx.c (crx_secondary_reload_class,
10722 crx_memory_move_cost): Likewise.
10723 * config/frv/frv-protos.h (frv_secondary_reload_class,
10724 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10725 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10726 frv_secondary_reload_class, frv_class_likely_spilled_p,
10727 frv_class_max_nregs): Likewise.
10728 * config/h8300/h8300.c (h8300_classify_operand,
10729 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10731 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10732 * config/ia64/ia64.c (ia64_preferred_reload_class,
10733 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10734 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10735 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10737 * config/m68hc11/m68hc11.c (preferred_reload_class,
10738 m68hc11_memory_move_cost): Likewise.
10739 * config/mcore/mcore.c (mcore_secondary_reload_class,
10740 mcore_reload_class): Likewise.
10741 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10742 mips_class_max_nregs, mips_cannot_change_mode_class,
10743 mips_preferred_reload_class, mips_secondary_reload_class,
10744 mips_output_mi_thunk): Likewise.
10745 * config/mmix/mmix.c (mmix_preferred_reload_class,
10746 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10748 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10750 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10751 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10752 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10753 * config/rs6000/rs6000.c (paired_expand_vector_init,
10754 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10755 compare_section_name, rs6000_memory_move_cost): Likewise.
10756 * config/s390/s390.c (s390_emit_compare_and_swap,
10757 s390_preferred_reload_class, s390_secondary_reload,
10758 legitimize_pic_address, legitimize_tls_address,
10759 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10760 s390_class_max_nregs): Likewise.
10761 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10762 * config/s390/s390.md: Likewise.
10763 * config/score/score-protos.h (score_secondary_reload_class,
10764 score_preferred_reload_class): Likewise.
10765 * config/score/score.c (score_preferred_reload_class,
10766 score_secondary_reload_class): Likewise.
10767 * config/score/score3.c (score3_output_mi_thunk,
10768 score3_preferred_reload_class, score3_secondary_reload_class,
10769 score3_hard_regno_mode_ok): Likewise.
10770 * config/score/score3.h (score3_preferred_reload_class,
10771 score3_secondary_reload_class): Likewise.
10772 * config/score/score7.c (score7_output_mi_thunk,
10773 score7_preferred_reload_class, score7_secondary_reload_class,
10774 score7_hard_regno_mode_ok): Likewise.
10775 * config/score/score7.h (score7_preferred_reload_class,
10776 score7_secondary_reload_class): Likewise.
10777 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10778 output_branchy_insn, add_constant, gen_block_redirect,
10779 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10780 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10781 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10782 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10783 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10784 xstormy16_preferred_reload_class): Likewise.
10785 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10786 xtensa_expand_atomic, override_options,
10787 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10789 * reorg.c (try_merge_delay_insns): Likewise.
10790 * tree.c (merge_dllimport_decl_attributes): Likewise.
10792 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10794 2008-08-06 Michael Matz <matz@suse.de>
10796 * Makefile.in (write_entries_to_file): Quote words.
10797 * gengtype.c: (read_input_line): Skip over leading white-space.
10799 2008-08-06 Marc Gauthier <marc@tensilica.com>
10801 * config.gcc: Match more processor names for Xtensa.
10802 * configure.ac: Likewise.
10803 * doc/install.texi (Specific): Likewise.
10804 * configure: Regenerate.
10806 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10808 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10809 * calls.c (avoid_likely_spilled_reg): Likewise.
10810 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10811 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10812 * config/i386/i386.c (ix86_expand_special_args_builtin,
10813 ix86_secondary_reload): Likewise.
10814 * except.c (struct eh_region, gen_eh_region_catch,
10815 remove_unreachable_regions, duplicate_eh_regions,
10816 assign_filter_values, build_post_landing_pads,
10817 sjlj_find_directly_reachable_regions, remove_eh_handler,
10818 reachable_next_level, foreach_reachable_handler,
10819 can_throw_internal_1, can_throw_external_1,
10820 collect_one_action_chain): Likewise.
10821 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10822 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10823 * function.c (update_temp_slot_address, instantiate_new_reg,
10824 instantiate_virtual_regs_in_rtx,
10825 instantiate_virtual_regs_in_insn): Likewise.
10826 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10827 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10828 gimplify_cleanup_point_expr): Likewise.
10829 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10830 * passes.c (next_pass_1): Likewise.
10831 * print-tree.c (print_node_brief, print_node): Likewise.
10832 * profile.c (branch_prob): Likewise.
10833 * tree-dump.c (dump_register): Likewise.
10834 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10836 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10837 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10838 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10839 copy_arguments_for_versioning, copy_static_chain): Likewise.
10840 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10841 add_new_name_mapping, register_new_name_mapping): Likewise.
10842 * tree-mudflap.c (mf_xform_derefs): Likewise.
10843 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10844 get_init_expr, combine_chains): Likewise.
10845 * tree-pretty-print.c (dump_generic_node): Likewise.
10846 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10847 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10848 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10849 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10851 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10853 PR middle-end/37010
10854 * calls.c (expand_call): Use the biggest preferred stack
10857 2008-08-06 Michael Matz <matz@suse.de>
10860 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10861 for reused reload, instead of overwriting them.
10863 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10865 PR middle-end/37009
10866 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10867 for incoming stack boundary.
10869 * function.c (assign_parm_find_entry_rtl): Update
10870 parm_stack_boundary.
10872 * function.h (rtl_data): Add parm_stack_boundary.
10874 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10875 parm_stack_boundary for incoming stack boundary.
10877 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10879 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10880 for unrepresentable subregs or treat them as equal to other regs
10881 or subregs with the same register number.
10883 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10885 PR middle-end/35432
10886 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10889 2008-08-06 Jan Hubicka <jh@suse.cz>
10891 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10892 frequencies might be hot.
10894 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10896 * reload.c (find_reloads): Force constants into literal pool
10897 also if they are wrapped in a SUBREG.
10899 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10902 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10903 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10904 Don't allow predicated instructions for data speculation.
10905 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10908 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10910 * haifa-sched.c (extend_global): Split to extend_global_data and
10911 extend_region_data. Update all uses.
10912 (extend_all): Rename to extend_block_data.
10914 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10916 * sched-rgn.c (new_ready): Check if instruction can be
10917 speculatively scheduled before attempting speculation.
10918 (debug_rgn_dependencies): Remove wrongful assert.
10920 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10922 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10924 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10926 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10927 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10928 va_size, and type_size.
10930 2008-08-04 Jason Merrill <jason@redhat.com>
10933 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10934 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10936 2008-08-05 Richard Henderson <rth@redhat.com>
10938 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10939 * configure: Rebuild.
10941 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10944 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10945 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10948 2008-08-05 Richard Henderson <rth@redhat.com>
10950 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10951 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10952 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10953 * common.opt (fdwarf2-cfi-asm): New.
10954 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10955 * config.in, configure: Rebuild.
10956 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10957 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10959 (dw2_force_const_mem): Externalize.
10960 * dwarf2asm.h: Update.
10961 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10962 generate a real label.
10963 (output_cfi_directive): New.
10964 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10965 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10966 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10968 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10969 (output_loc_operands_raw, output_loc_sequence_raw): New.
10970 (output_cfa_loc_raw): New.
10972 2008-08-05 Paul Brook <paul@codesourcery.com>
10974 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10975 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10976 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10977 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10978 * config/arm/arm.h (TARGET_VFPD32): Define.
10979 (TARGET_VFP3): Use TARGET_VFPD32.
10980 (fputype): Add FPUTYPE_VFP3D16.
10981 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10982 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10983 * config/arm/arm-cores.def: Add cortex-r4f.
10984 * config/arm/arm-tune.md: Regenerate.
10986 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10988 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10989 Reword some comments throughout the file.
10991 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10992 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10993 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10994 MFC_MIN_DMA_LIST_ELEMENTS.
10995 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10996 MFC_MAX_DMA_LIST_ELEMENTS.
10998 (MFC_START_ENABLE): Remove PPU-only define.
10999 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11000 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11002 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11003 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11004 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11005 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11006 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11007 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11008 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11010 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11011 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11012 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11013 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11015 (spu_read_machine_status): Fix typo.
11017 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11019 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11020 SUBREG of multi-word hard register.
11021 * config/spu/spu.c (valid_subreg): Likewise.
11022 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11024 2008-08-04 Richard Guenther <rguenther@suse.de>
11026 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11027 the candidate with the stripped base if that base is different
11028 from the original base even for offset zero.
11030 2008-08-04 Richard Guenther <rguenther@suse.de>
11032 PR middle-end/36691
11033 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11034 check for no_overflow.
11036 2008-08-04 Richard Guenther <rguenther@suse.de>
11038 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11040 2008-08-04 Paul Brook <paul@codesourcery.com>
11042 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11043 (arm_order_regs_for_local_alloc): New function.
11044 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11046 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11048 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11051 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11052 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11053 (ix86_expand_epilogue): Likewise.
11055 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11057 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11060 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11062 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11063 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11064 (*movv2sf_internal_rex64): Ditto.
11066 2008-08-03 Jan Hubicka <jh@suse.cz>
11068 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11069 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11070 * expmed.c (expand_smod_pow2): Likewise.
11072 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11075 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11076 alternative 0 of operand 1.
11077 (*vec_concatv2di_rex64_sse): Ditto.
11078 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11080 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11081 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11082 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11083 (*movv2sf_internal_rex64): Ditto.
11085 2008-08-02 Richard Guenther <rguenther@suse.de>
11088 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11089 (ssedoublesizemode): New mode attribute.
11090 (sse_shufps): Call gen_sse_shufps_v4sf.
11091 (sse_shufps_1): Macroize.
11092 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11093 (sse2_shufpd_1): Macroize.
11094 (vec_extract_odd, vec_extract_even): New expanders.
11095 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11096 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11097 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11098 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11099 (ix86_expand_vector_set): Likewise.
11100 (ix86_expand_reduc_v4sf): Likewise.
11102 2008-08-01 Doug Kwan <dougkwan@google.com>
11104 * matrix-reorg.c: Re-enable all code.
11105 (struct malloc_call_data): Change CALL_STMT to gimple type.
11106 (collect_data_for_malloc_call): Tuplify.
11107 (struct access_site_info): Change STMT to gimple type.
11108 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11109 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11110 (struct free_info): Change STMT to gimple type.
11111 (struct matrix_access_phi_node): Change PHI to gimple type.
11112 (get_inner_of_cast_expr): Remove.
11113 (may_flatten_matrices_1): Tuplify.
11114 (may_flatten_matrices): Ditto.
11115 (mark_min_matrix_escape_level): Ditto.
11116 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11117 (ssa_accessed_in_call_rhs): New
11118 (ssa_accessed_in_assign_rhs): New
11119 (record_access_alloc_site_info): Tuplify.
11120 (add_allocation_site): Ditto.
11121 (analyze_matrix_allocation_site): Ditto.
11122 (analyze_transpose): Ditto.
11123 (get_index_from_offset): Ditto.
11124 (update_type_size): Ditto.
11125 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11126 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11127 (analyze_accesses_for_phi_node): Tuplify.
11128 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11129 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11130 (analyze_matrix_accesses): Tuplify.
11131 (check_var_data): New call-back type for check_var_notmodified_p.
11132 (check_var_notmodified_p): Tuplify and use call-back struct to
11133 return statement found.
11134 (can_calculate_expr_before_stmt): Factor out statement related code
11136 (can_calculate_stmt_before_stmt): New.
11137 (check_allocation_function): Tuplify.
11138 (find_sites_in_func): Ditto.
11139 (record_all_accesses_in_func): Ditto.
11140 (transform_access_sites): Ditto.
11141 (transform_allocation_sites): Ditto.
11142 (matrix_reorg): Re-enable.
11143 (gate_matrix_reorg): Re-enable.
11145 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11147 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11148 for labels for which it hasn't been set yet. If it has been set,
11149 stop walking insns and continue with next worklist item.
11150 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11151 if the only BARRIER is at the very end of a function.
11153 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11155 * cfgexpand.c (expand_stack_alignment): Assert that
11156 stack_realign_drap and drap_rtx must match.
11158 * function.c (instantiate_new_reg): If DRAP is used to realign
11159 stack, replace virtual_incoming_args_rtx with internal arg
11162 2008-08-01 Richard Guenther <rguenther@suse.de>
11164 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11165 loop information only if we initialized it.
11166 (execute_pre): Call fini_pre with in_fre.
11167 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11168 if we do not unroll because we hit max-completely-peeled-insns.
11169 Use our estimation for consistency, do allow shrinking.
11171 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11173 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11174 with MIN_STACK_BOUNDARY.
11175 (ix86_update_stack_boundary): Likewise.
11176 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11179 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11180 (MIN_STACK_BOUNDARY): This.
11182 2008-08-01 Richard Guenther <rguenther@suse.de>
11184 PR middle-end/36997
11185 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11187 2008-08-01 Richard Guenther <rguenther@suse.de>
11189 PR tree-optimization/36988
11190 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11191 do not matter if that doesn't change volatile qualification.
11193 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11195 * configure.ac: Do not generate libada-mk. Do not subst
11196 host_cc_for_libada.
11197 * libada-mk.in: Remove.
11198 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11199 * configure: Regenerate.
11201 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11203 * tree-pass.h: Added comment about not dumping passes with name
11204 starting with star in struct opt_pass.
11205 * passes.c (register_dump_files_1): Don't do dump for a pass with
11206 name starting with star.
11207 * doc/passes.texi (Pass manager): Mention pass names and special
11208 meaning of star prefix to avoid dump.
11210 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11212 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11214 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11215 (ISA_MIPS64R2): New macro.
11216 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11217 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11218 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11219 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11220 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11221 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11222 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11223 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11224 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11225 Move up to keep list alphabetically sorted.
11226 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11227 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11229 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11230 (-march=@var{arch}): Add mips64r2.
11232 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11234 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11236 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11238 * expr.c (expand_assignment): Check for complete type.
11240 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11243 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11245 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11246 for stack alignment.
11248 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11250 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11252 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11253 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11255 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11257 PR rtl-optimization/36419
11258 * dwarf2out.c (barrier_args_size): New variable.
11259 (compute_barrier_args_size, compute_barrier_args_size_1): New
11261 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11262 if not called yet in the current function, use barrier_args_size
11263 array to find the new args_size value.
11264 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11266 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11269 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11272 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11275 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11276 (dwarf2out_stack_adjust): Use it.
11277 (dwarf2out_frame_debug_expr): Likewise.
11279 2008-07-31 Richard Guenther <rguenther@suse.de>
11281 PR tree-optimization/36978
11282 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11283 the generated condition.
11285 2008-07-31 Richard Guenther <rguenther@suse.de>
11287 * passes.c (init_optimization_passes): Always call
11288 pass_early_warn_uninitialized.
11289 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11290 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11291 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11293 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11296 * builtins.c (maybe_emit_free_warning): New function.
11297 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11298 maybe_emit_free_warning for BUILT_IN_FREE.
11301 * dwarf2out.c (get_context_die): New function.
11302 (force_decl_die, force_type_die): Use it.
11303 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11304 returns NULL, force generation of DW_TAG_typedef and put that into
11307 PR preprocessor/36649
11308 * c-pch.c (c_common_read_pch): Save and restore
11309 line_table->trace_includes across PCH restore.
11311 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11314 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11316 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11319 * final.c (call_from_call_insn): Handle COND_EXEC.
11321 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11323 * builtins.c (std_gimplify_va_arg_expr): Replace
11324 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11325 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11327 2008-07-30 Joey Ye <joey.ye@intel.com>
11328 H.J. Lu <hongjiu.lu@intel.com>
11330 * builtins.c (expand_builtin_setjmp_receiver): Replace
11331 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11332 (expand_builtin_apply_args_1): Likewise.
11333 (expand_builtin_longjmp): Need DRAP for stack alignment.
11334 (expand_builtin_apply): Likewise.
11336 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11337 instead of assign_stack_local to allow alignment reduction.
11339 * calls.c (emit_call_1): Need DRAP for stack alignment if
11341 (expand_call): Replace virtual_incoming_args_rtx with
11342 crtl->args.internal_arg_pointer.
11343 * stmt.c (expand_nl_goto_receiver): Likewise.
11345 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11346 alignment and store to stack_alignment_estimated and
11347 max_used_stack_slot_alignment.
11348 (expand_one_var): Likewise.
11349 (expand_stack_alignment): New function.
11350 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11351 and stack_alignment_estimated fields in rtl_data. Call
11352 expand_stack_alignment at end.
11354 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11355 (MAX_STACK_ALIGNMENT): Likewise.
11356 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11357 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11359 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11360 stack alignment when generating virtual registers.
11362 * function.c (assign_stack_local): Renamed to ...
11363 (assign_stack_local_1): This. Add a parameter to indicate
11364 if it is OK to reduce alignment.
11365 (assign_stack_local): Use it.
11366 (instantiate_new_reg): Instantiate virtual incoming args rtx
11367 to vDRAP if stack realignment and DRAP is needed.
11368 (assign_parms): Collect parameter/return type alignment and
11369 contribute to stack_alignment_estimated.
11370 (locate_and_pad_parm): Likewise.
11371 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11372 with crtl->args.internal_arg_pointer.
11374 * function.h (rtl_data): Add new field drap_reg,
11375 max_used_stack_slot_alignment, stack_alignment_estimated,
11376 stack_realign_needed, need_drap, stack_realign_processed and
11377 stack_realign_finalized.
11378 (stack_realign_fp): New macro.
11379 (stack_realign_drap): Likewise.
11381 * global.c (compute_regsets): Frame pointer is needed when
11382 stack is realigned. Can eliminate frame pointer when stack is
11383 realigned and dynamic realigned argument pointer isn't used.
11385 * reload1.c (update_eliminables): Frame pointer is needed
11386 when stack is realigned.
11387 (init_elim_table): Can eliminate frame pointer when stack is
11388 realigned and dynamic realigned argument pointer isn't used.
11390 * rtl.h (assign_stack_local_1): Declare new funtion.
11392 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11393 (TARGET_GET_DRAP_RTX): Likewise.
11394 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11395 TARGET_GET_DRAP_RTX.
11397 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11399 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11400 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11402 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11403 H.J. Lu <hongjiu.lu@intel.com>
11405 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11406 vdrap_reg, stack_realign and drap_reg_saved.
11407 (add_cfi): Don't allow redefining CFA when DRAP is used.
11408 (reg_save): Handle stack alignment.
11409 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11410 alignment. Don't generate DWARF information for (set fp sp)
11412 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11414 (int_loc_descriptor): Move prototype forward. Also define if
11415 DWARF2_UNWIND_INFO is true.
11416 (output_cfa_loc): Handle DW_CFA_expression.
11417 (build_cfa_aligned_loc): New.
11418 (based_loc_descr): Update assert for stack realign. For local
11419 variables, use sp+offset when stack is aligned without drap and
11420 fp+offset when stack is aligned with drap. For arguments, use
11421 cfa+offset when drap is used to align stack.
11423 2008-07-30 Joey Ye <joey.ye@intel.com>
11424 H.J. Lu <hongjiu.lu@intel.com>
11426 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11428 (ix86_gen_andsp): New.
11429 (ix86_user_incoming_stack_boundary): Likewise.
11430 (ix86_default_incoming_stack_boundary): Likewise.
11431 (ix86_incoming_stack_boundary): Likewise.
11432 (ix86_can_eliminate): Likewise.
11433 (find_drap_reg): Likewise.
11434 (ix86_update_stack_boundary): Likewise.
11435 (ix86_get_drap_rtx): Likewise.
11436 (ix86_finalize_stack_realign_flags): Likewise.
11437 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11438 (TARGET_GET_DRAP_RTX): Likewise.
11439 (override_options): Overide option value for new options.
11440 (ix86_function_ok_for_sibcall): Remove check for
11441 force_align_arg_pointer.
11442 (ix86_handle_cconv_attribute): Likewise.
11443 (ix86_function_regparm): Likewise.
11444 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11445 (ix86_va_start): Replace virtual_incoming_args_rtx with
11446 crtl->args.internal_arg_pointer.
11447 (ix86_select_alt_pic_regnum): Check DRAP register.
11448 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11449 (ix86_compute_frame_layout): Compute frame layout wrt stack
11451 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11452 (ix86_expand_prologue): Decide if stack realignment is needed
11453 and generate prologue code accordingly.
11454 (ix86_expand_epilogue): Generate epilogue code wrt stack
11455 realignment is really needed or not.
11457 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11458 (ABI_STACK_BOUNDARY): Likewise.
11459 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11460 (STACK_REALIGN_DEFAULT): Likewise.
11461 (INCOMING_STACK_BOUNDARY): Likewise.
11462 (MAX_STACK_ALIGNMENT): Likewise.
11463 (ix86_incoming_stack_boundary): Likewise.
11464 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11465 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11466 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11467 (machine_function): Remove force_align_arg_pointer.
11469 * config/i386/i386.md (BX_REG): New.
11470 (R13_REG): Likewise.
11472 * config/i386/i386.opt (mforce_drap): New.
11473 (mincoming-stack-boundary): Likewise.
11474 (mstackrealign): Add Init(-1).
11476 * config/i386/i386-protos.h (ix86_can_eliminate): New
11478 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11480 * doc/extend.texi: Update force_align_arg_pointer.
11482 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11485 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11486 (INCOMING_STACK_BOUNDARY): Likewise.
11487 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11488 (TARGET_GET_DRAP_RTX): Likewise.
11490 2008-07-30 Andreas Schwab <schwab@suse.de>
11492 PR rtl-optimization/36929
11493 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11494 add_insn_before and fix argument order.
11495 (replace_inc_dec_mem): Handle NULL rtx.
11497 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11499 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11501 (arm_compute_initial_elimination_offset): Use it.
11502 (arm_compute_save_reg_mask): Include static chain save slot when
11503 calculating alignment.
11504 (arm_get_frame_offsets): Ditto.
11505 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11506 that we can use to decrement the stack when the stack decrement
11507 could be too big for an immediate value in a single insn.
11508 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11510 2008-07-30 Richard Guenther <rguenther@suse.de>
11512 PR tree-optimization/36967
11513 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11514 Release defs of statements we remove.
11516 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11518 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11519 instead of NULL_RTVEC.
11521 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11525 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11528 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11530 * final.c (call_from_call_insn): New.
11531 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11533 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11535 * configure.ac: Substitute ADA_CFLAGS.
11536 * configure: Regenerate.
11537 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11538 * Makefile.in: Remove mention of X_* variables.
11539 * config/pa/x-ada-hpux10: Remove.
11540 * config/pa/x-ada: Remove.
11542 * doc/fragments.texi: Update.
11544 2008-07-30 Olivier Hainque <hainque@adacore.com>
11546 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11547 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11548 __dso_handle explicitly here.
11550 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11553 * c-typeck.c (build_binary_op): Encapsulate code into...
11554 * c-common.c (shorten_binary_op): ...this new function.
11555 (conversion_warning): Use the new function. Handle non-negative
11556 constant in bitwise-and.
11557 * c-common.h (shorten_binary_op): Declare.
11559 2008-07-30 Olivier Hainque <hainque@adacore.com>
11561 * scan.c (make_sstring_space): Add explicit conversions of
11562 allocator's return value.
11563 * fix-header.c (recognized_function): Likewise.
11565 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11567 * doc/cpp.texi: Update to GFDL 1.2.
11568 * doc/gcc.texi: Do not list GPL as Invariant Section.
11569 * doc/gccint.texi: Likewise. Update copyright years.
11570 * doc/install.texi: Update copyright years.
11572 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11575 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11576 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11578 2008-07-29 Jan Hubicka <jh@suse.cz>
11580 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11581 (grokdeclarator): Likewise.
11582 * langhooks.c (lhd_warn_unused_global_decl): Use
11583 DECL_DECLARED_INLINE_P.
11584 * print-tree.c (print_node): Remove DECL_INLINE check.
11586 2008-07-29 Richard Guenther <rguenther@suse.de>
11588 PR tree-optimization/36945
11589 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11590 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11591 Record invariant addresses un-decomposed.
11592 (copy_reference_ops_from_call): Record reference call
11593 arguments properly. Simplify.
11594 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11595 helper split out from ...
11596 (create_component_ref_by_pieces): ... here. Simplify.
11597 Prepare for recursive invocation for call arguments.
11598 (create_expression_by_pieces): Adjust call to
11599 create_component_ref_by_pieces.
11600 (compute_avail): Process operand 2 of reference ops.
11602 2008-07-29 Richard Guenther <rguenther@suse.de>
11604 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11606 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11608 * c-format.c (check_format_types): Revert unwanted checkin.
11610 2008-07-29 Jan Hubicka <jh@suse.cz>
11612 * flags.h (flag_really_no_inline): Remove.
11613 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11614 * toplev.c (flag_really_no_inline): Remove.
11615 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11616 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11617 (cgraph_decide_inlining_incrementally): Likewise.
11618 (compute_inline_parameters): Likewise.
11619 * opts.c (decode_options): Simplify.
11620 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11621 * common.opt (finline): Initialize to 1.
11622 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11624 2008-07-29 Jan Hubicka <jh@suse.cz>
11626 * predict.c (always_optimize_for_size_p): New function.
11627 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11628 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11629 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11631 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11632 * function.c (prepare_function_start): Set default profile.
11633 * function.h (rtl_data): Add maybe_hot_insn_p.
11634 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11635 (construct_exit_block): Likewise.
11636 (tree_expand_cfg): Likewise.
11638 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11639 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11640 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11641 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11644 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11647 * c-decl.c (merge_decls): Merge USED flags.
11649 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11651 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11652 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11653 next_stack, lab_false and lab_over trees.
11655 2008-07-28 Richard Guenther <rguenther@suse.de>
11657 PR tree-optimization/36957
11658 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11659 (useless_type_conversion_p): Remove.
11660 (types_compatible_p): Remove.
11661 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11662 (useless_type_conversion_p): Declare.
11663 (types_compatible_p): Declare.
11664 (gimple_expr_type): Return the base type only if it is
11665 trivially convertible to the subtype.
11667 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11669 * configure.ac: Use the m4_do macro to concatenate the warnings into
11670 one string in ACX_PROG_CC_WARNING_OPTS,
11671 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11672 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11673 * configure: Regenerate.
11675 2008-07-28 Richard Guenther <rguenther@suse.de>
11677 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11678 (insert_fake_stores): Remove.
11679 (realify_fake_stores): Likewise.
11680 (execute_pre): Remove dead code.
11681 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11682 (find_func_aliases): Deal with it here instead.
11683 Re-enable gcc_unreachable call.
11685 2008-07-28 Richard Guenther <rguenther@suse.de>
11687 Merge from gimple-tuples-branch.
11689 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11690 * gimple.def: New file.
11691 * gsstruct.def: Likewise.
11692 * gimple-iterator.c: Likewise.
11693 * gimple-pretty-print.c: Likewise.
11694 * tree-gimple.c: Removed. Merged into ...
11695 * gimple.c: ... here. New file.
11696 * tree-gimple.h: Removed. Merged into ...
11697 * gimple.h: ... here. New file.
11699 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11700 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11701 --enable-checking=gimple flag.
11702 * config.in: Likewise.
11703 * configure: Regenerated.
11705 * tree-ssa-operands.h: Tuplified.
11706 * tree-vrp.c: Likewise.
11707 * tree-loop-linear.c: Likewise.
11708 * tree-into-ssa.c: Likewise.
11709 * tree-ssa-loop-im.c: Likewise.
11710 * tree-dump.c: Likewise.
11711 * tree-complex.c: Likewise.
11712 * cgraphbuild.c: Likewise.
11713 * tree-ssa-threadupdate.c: Likewise.
11714 * tree-ssa-loop-niter.c: Likewise.
11715 * tree-pretty-print.c: Likewise.
11716 * tracer.c: Likewise.
11717 * gengtype.c: Likewise.
11718 * tree-loop-distribution.c: Likewise.
11719 * tree-ssa-loop-unswitch.c: Likewise.
11720 * cgraph.c: Likewise.
11721 * cgraph.h: Likewise.
11722 * tree-ssa-loop-manip.c: Likewise.
11723 * value-prof.c: Likewise.
11724 * tree-ssa-loop-ch.c: Likewise.
11725 * tree-tailcall.c: Likewise.
11726 * value-prof.h: Likewise.
11727 * tree.c: Likewise.
11728 * tree.h: Likewise.
11729 * tree-pass.h: Likewise.
11730 * ipa-cp.c: Likewise.
11731 * tree-scalar-evolution.c: Likewise.
11732 * tree-scalar-evolution.h: Likewise.
11733 * target.h: Likewise.
11734 * lambda-mat.c: Likewise.
11735 * tree-phinodes.c: Likewise.
11736 * diagnostic.h: Likewise.
11737 * builtins.c: Likewise.
11738 * tree-ssa-alias-warnings.c: Likewise.
11739 * cfghooks.c: Likewise.
11740 * fold-const.c: Likewise.
11741 * cfghooks.h: Likewise.
11742 * omp-low.c: Likewise.
11743 * tree-ssa-dse.c: Likewise.
11744 * ipa-reference.c: Likewise.
11745 * tree-ssa-uncprop.c: Likewise.
11746 * toplev.c: Likewise.
11747 * tree-gimple.c: Likewise.
11748 * tree-gimple.h: Likewise.
11749 * tree-chrec.c: Likewise.
11750 * tree-chrec.h: Likewise.
11751 * tree-ssa-sccvn.c: Likewise.
11752 * tree-ssa-sccvn.h: Likewise.
11753 * cgraphunit.c: Likewise.
11754 * tree-ssa-copyrename.c: Likewise.
11755 * tree-ssa-ccp.c: Likewise.
11756 * tree-ssa-loop-ivopts.c: Likewise.
11757 * tree-nomudflap.c: Likewise.
11758 * tree-call-cdce.c: Likewise.
11759 * ipa-pure-const.c: Likewise.
11760 * c-format.c: Likewise.
11761 * tree-stdarg.c: Likewise.
11762 * tree-ssa-math-opts.c: Likewise.
11763 * tree-ssa-dom.c: Likewise.
11764 * tree-nrv.c: Likewise.
11765 * tree-ssa-propagate.c: Likewise.
11766 * ipa-utils.c: Likewise.
11767 * tree-ssa-propagate.h: Likewise.
11768 * tree-ssa-alias.c: Likewise.
11769 * gimple-low.c: Likewise.
11770 * tree-ssa-sink.c: Likewise.
11771 * ipa-inline.c: Likewise.
11772 * c-semantics.c: Likewise.
11773 * dwarf2out.c: Likewise.
11774 * expr.c: Likewise.
11775 * tree-ssa-loop-ivcanon.c: Likewise.
11776 * predict.c: Likewise.
11777 * tree-ssa-loop.c: Likewise.
11778 * tree-parloops.c: Likewise.
11779 * tree-ssa-address.c: Likewise.
11780 * tree-ssa-ifcombine.c: Likewise.
11781 * matrix-reorg.c: Likewise.
11782 * c-decl.c: Likewise.
11783 * tree-eh.c: Likewise.
11784 * c-pretty-print.c: Likewise.
11785 * lambda-trans.c: Likewise.
11786 * function.c: Likewise.
11787 * langhooks.c: Likewise.
11788 * ebitmap.h: Likewise.
11789 * tree-vectorizer.c: Likewise.
11790 * function.h: Likewise.
11791 * langhooks.h: Likewise.
11792 * tree-vectorizer.h: Likewise.
11793 * ipa-type-escape.c: Likewise.
11794 * ipa-type-escape.h: Likewise.
11795 * domwalk.c: Likewise.
11796 * tree-if-conv.c: Likewise.
11797 * profile.c: Likewise.
11798 * domwalk.h: Likewise.
11799 * tree-data-ref.c: Likewise.
11800 * tree-data-ref.h: Likewise.
11801 * tree-flow-inline.h: Likewise.
11802 * tree-affine.c: Likewise.
11803 * tree-vect-analyze.c: Likewise.
11804 * c-typeck.c: Likewise.
11805 * gimplify.c: Likewise.
11806 * coretypes.h: Likewise.
11807 * tree-ssa-phiopt.c: Likewise.
11808 * calls.c: Likewise.
11809 * tree-ssa-coalesce.c: Likewise.
11810 * tree.def: Likewise.
11811 * tree-dfa.c: Likewise.
11812 * except.c: Likewise.
11813 * except.h: Likewise.
11814 * cfgexpand.c: Likewise.
11815 * tree-cfgcleanup.c: Likewise.
11816 * tree-ssa-pre.c: Likewise.
11817 * tree-ssa-live.c: Likewise.
11818 * tree-sra.c: Likewise.
11819 * tree-ssa-live.h: Likewise.
11820 * tree-predcom.c: Likewise.
11821 * lambda.h: Likewise.
11822 * tree-mudflap.c: Likewise.
11823 * ipa-prop.c: Likewise.
11824 * print-tree.c: Likewise.
11825 * tree-ssa-copy.c: Likewise.
11826 * ipa-prop.h: Likewise.
11827 * tree-ssa-forwprop.c: Likewise.
11828 * ggc-page.c: Likewise.
11829 * c-omp.c: Likewise.
11830 * tree-ssa-dce.c: Likewise.
11831 * tree-vect-patterns.c: Likewise.
11832 * tree-ssa-ter.c: Likewise.
11833 * tree-nested.c: Likewise.
11834 * tree-ssa.c: Likewise.
11835 * lambda-code.c: Likewise.
11836 * tree-ssa-loop-prefetch.c: Likewise.
11837 * tree-inline.c: Likewise.
11838 * tree-inline.h: Likewise.
11839 * tree-iterator.c: Likewise.
11840 * tree-optimize.c: Likewise.
11841 * tree-ssa-phiprop.c: Likewise.
11842 * tree-vect-transform.c: Likewise.
11843 * tree-object-size.c: Likewise.
11844 * tree-outof-ssa.c: Likewise.
11845 * cfgloop.c: Likewise.
11846 * system.h: Likewise.
11847 * tree-profile.c: Likewise.
11848 * cfgloop.h: Likewise.
11849 * c-gimplify.c: Likewise.
11850 * c-common.c: Likewise.
11851 * tree-vect-generic.c: Likewise.
11852 * tree-flow.h: Likewise.
11853 * c-common.h: Likewise.
11854 * basic-block.h: Likewise.
11855 * tree-ssa-structalias.c: Likewise.
11856 * tree-switch-conversion.c: Likewise.
11857 * tree-ssa-structalias.h: Likewise.
11858 * tree-cfg.c: Likewise.
11859 * passes.c: Likewise.
11860 * ipa-struct-reorg.c: Likewise.
11861 * ipa-struct-reorg.h: Likewise.
11862 * tree-ssa-reassoc.c: Likewise.
11863 * cfgrtl.c: Likewise.
11864 * varpool.c: Likewise.
11865 * stmt.c: Likewise.
11866 * tree-ssanames.c: Likewise.
11867 * tree-ssa-threadedge.c: Likewise.
11868 * langhooks-def.h: Likewise.
11869 * tree-ssa-operands.c: Likewise.
11870 * config/alpha/alpha.c: Likewise.
11871 * config/frv/frv.c: Likewise.
11872 * config/s390/s390.c: Likewise.
11873 * config/m32c/m32c.c: Likewise.
11874 * config/m32c/m32c-protos.h: Likewise.
11875 * config/spu/spu.c: Likewise.
11876 * config/sparc/sparc.c: Likewise.
11877 * config/i386/i386.c: Likewise.
11878 * config/sh/sh.c: Likewise.
11879 * config/xtensa/xtensa.c: Likewise.
11880 * config/stormy16/stormy16.c: Likewise.
11881 * config/ia64/ia64.c: Likewise.
11882 * config/rs6000/rs6000.c: Likewise.
11883 * config/pa/pa.c: Likewise.
11884 * config/mips/mips.c: Likewise.
11886 2008-07-28 Simon Baldwin <simonb@google.com>
11888 * c-pragma.c (handle_pragma_message): New function.
11889 (init_pragma): Register handle_pragma_message.
11890 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11893 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11895 PR tree-optimization/35252
11896 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11897 REALPART_EXPR to be considered as same load operation.
11899 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11901 PR tree-optimization/36830
11902 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11903 (expressions_equal_p): Return false if only one operand is null.
11905 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11907 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11908 version requirements.
11910 2008-07-26 Olivier Hainque <hainque@adacore.com>
11912 * collect2.c (symkind): New enum. Symbol kinds we care about.
11913 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11914 code and head comment accordingly.
11915 (scan_prog_file): Use symkind names instead of bare integers.
11917 2008-07-25 Jan Hubicka <jh@suse.cz>
11919 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11921 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11922 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11923 * dojump.c (clear_pending_stack_adjust): Likewise.
11924 * print-tree.c (print_node): Ignore DECL_INLINE.
11925 * tree-inline.c (inlinable_function_p): Likewise.
11927 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11929 * doc/extend.texi (hot attribute): Document that the hot attribute
11930 turns on -O3 for some ports.
11931 (cold attribute): Document that the cold attribute turns on -Os
11934 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11935 reflect function specific option support.
11937 * target.h (struct target_option_hooks): Add fields to say whether
11938 the cold attribute implies -Os and the hot attribute implies -O3.
11940 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11941 By default, do not turn on -Os for cold functions.
11942 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11943 not turn on -O3 for hot functions.
11945 * c-common.c (handle_hot_attribute): Use target hook to determine
11946 if hot functions should enable -O3.
11947 (handle_cold_attribute): Use target hook to determine if cold
11948 functions should enable -Os.
11950 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11951 (override_options): Move disable scheduling to
11952 optimization_options.
11953 (optimization_options): Disable scheduling here, not
11955 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11956 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11958 * config/ia64/ia64.c (ia64_override_options): Move setting
11959 scheduling flags to ia64_optimization_options.
11960 (ia64_optimization_options): Disable scheduling options here, and
11961 not in ia64_override_options.
11962 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11963 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11965 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11968 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11970 2008-07-25 Martin Jambor <mjambor@suse.cz>
11972 PR tree-optimization/36926
11973 * ipa-prop.c (ipa_analyze_call_uses): Call
11974 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11976 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11978 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11979 movv2si_internal): Add mem = reg alternative.
11981 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11984 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11985 DEFAULT_PCC_STRUCT_RETURN to 127.
11987 2008-07-24 Jan Hubicka <jh@suse.cz>
11989 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11990 (build_cgraph_edges): Likewise.
11991 * cgraph.c (cgraph_node): Do not update assembler hash.
11992 (cgraph_remove_node): Drop non-unit-at-a-time code.
11993 * tree-pass.h (pass_O0_always_inline): Remove.
11994 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11995 * toplev.c (process_options): Flag unit-at-a-time does not imply
11996 no section anchors.
11997 * cgraphunit.c: Update comments.
11998 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11999 (cgraph_assemble_pending_functions): Remove.
12000 (cgraph_reset_node): Drop non-unit-at-a-time code.
12001 (cgraph_finalize_function): Likewise.
12002 (cgraph_analyze_function): Likewise.
12003 (cgraph_finalize_compilation_unit): Likewise.
12004 (cgraph_expand_function): Likewise.
12005 (cgraph_optimize): Likesise.
12006 (save_inline_function_body): Likewise.
12007 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12008 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12009 * ipa-inline.c: Update comments.
12010 (enum inlining_mode): remove INLINE_SPEED.
12011 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12012 (cgraph_mark_inline_edge): Likewise.
12013 (try_inline): Likewise.
12014 (cgraph_decide_inlining_incrementally): Likewise.
12015 (cgraph_gate_inlining): Remove.
12016 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12017 (cgraph_gate_early_inlining): Likewise.
12018 (gate_inline_passes): Remove.
12019 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12020 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12021 pass_O0_always_inline): Remove.
12022 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12023 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12024 * opts.c (no_unit_at_a_time_default): Remove.
12025 (decode_options): Remove flag_unit_at_a_time reset and warning.
12026 * opts.h (no_unit_at_a_time_default): Remove.
12027 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12028 early in GNU dialect.
12029 (merge_decls): Update comment; drop unit-at-a-time check.
12030 (finish_decl): Likewise.
12031 (grok_declaration): Remove flag_inline_trees code.
12032 (finish_functions): Return on function returning non-void on all
12034 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12035 * cfgexpand.c (expand_one_static_var): Remove.
12036 (expand_one_var): Remove expand_one_static_var call.
12037 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12038 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12039 and flag_unit_at_a-time compatibility checks.
12040 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12041 * tree-inline.c (flag_inline_trees): Remove.
12042 (inlinable_function_p): Don't check it.
12043 (expand_call_inline): Remove non-unit-at-a-time code.
12044 * tree-inline.h (flag_inline_trees): Remove.
12045 * tree-optimize.c (execute_early_local_optimizations): Remove
12046 unit-at-a-time checks.
12047 (tree_rest_of_compilation): Likewise.
12048 * combine.c (setup_incoming_promotions): Likewise.
12049 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12050 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12051 * passes.c (pass_inline_parameters): Update comments; remove
12052 O0_alwaysinline pass.
12053 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12054 (execute_one_pass): Likewise.
12055 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12056 (ix86_function_sseregparm): Likewise.
12057 * arm.c (arm_function_in_section_p): Likewise.
12058 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12059 * varpool.c: Update comments.
12060 (decide_is_variable_needed): Remove unit-at-a-time checks.
12061 (varpool_finalize_decl): Likewise.
12063 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12065 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12066 to 2 instead of -1.
12067 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12069 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12071 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12072 imp symbol extension.
12074 2008-07-23 Ian Lance Taylor <iant@google.com>
12076 * tree-vrp.c (infer_value_range): Ignore asm statements when
12077 looking for memory accesses for -fdelete-null-pointer-checks.
12079 2008-07-24 Ben Elliston <bje@au.ibm.com>
12081 * config/spu/spu-c.c (__vector_keyword): New variable.
12082 (vector_keyword): Likewise.
12083 (spu_categorize_keyword): New function.
12084 (spu_macro_to_expand): Likewise.
12085 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12086 compiling an ISO C dialect.
12088 2008-07-24 Ben Elliston <bje@au.ibm.com>
12090 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12091 conventional usage.
12093 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12095 * configure: Regenerate.
12096 * configure.ac: Require texinfo 4.7.
12097 * doc/install.texi: Document texinfo 4.7 requirement.
12099 2008-07-23 Martin Jambor <mjambor@suse.cz>
12101 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12102 rather than for DECL_SAVED_TREE.
12103 * ipa-prop.c: Include diagnostic.h.
12104 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12106 (ipa_detect_param_modifications): Function rewritten from scratch.
12107 (ipa_compute_jump_functions): Changed accesses to modification flags.
12108 (ipa_free_node_params_substructures): Update flags destruction.
12109 (ipa_node_duplication_hook): Update flags duplication.
12110 (ipa_print_all_params_modified): Updated flag access.
12111 * ipa-prop.h (struct ipa_param_flags): New structure.
12112 (struct ipa_node_params): New field modification_analysis_done,
12113 modified_flags changed into param_flags.
12114 (ipa_is_ith_param_modified): Changed to use new flags.
12115 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12117 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12118 ipa-cp.c and split into two functions.
12119 (ipa_print_node_jump_functions): New function.
12120 (compute_scalar_jump_functions): New function.
12121 (type_like_member_ptr_p): New function.
12122 (compute_pass_through_member_ptrs): New function.
12123 (fill_member_ptr_cst_jump_function): New function.
12124 (determine_cst_member_ptr): New function.
12125 (compute_cst_member_ptr_arguments): New function.
12126 (ipa_compute_jump_functions): Complete rewrite.
12127 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12128 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12129 (struct ipa_member_ptr_cst): New structure.
12130 (union jump_func_value): New field member_cst.
12131 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12132 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12133 jump function types.
12134 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12135 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12136 instead of ipcp_print_all_jump_functions.
12137 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12138 only for replacable scalars.
12140 * doc/invoke.texi (Optimize options): Add description of
12141 -findirect-inlining.
12142 * common.opt (flag_indirect_inlining): New flag.
12143 * opts.c (decode_options): Set flag_indirect_inlining when
12146 * ipa-inline.c: Include ipa-prop.h.
12147 (inline_indirect_intraprocedural_analysis): New function.
12148 (inline_generate_summary): Allocate parameter and argument info
12149 structures, call inline_indirect_intraprocedural_analysis on each
12150 node when doing indirect inlining and deallocate indirect inlining
12151 data structures in the end.
12152 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12153 (free_all_ipa_structures_after_iinln): New function.
12154 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12156 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12158 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12159 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12160 of computing the frequency separately.
12161 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12162 of computing the frequency separately.
12163 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12164 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12165 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12166 (ipa_get_stmt_member_ptr_load_param): New function.
12167 (ipa_is_ssa_with_stmt_def): New function.
12168 (ipa_note_param_call): New function.
12169 (ipa_analyze_call_uses): New function.
12170 (ipa_analyze_stmt_uses): New function.
12171 (ipa_analyze_params_uses): New function.
12172 (ipa_free_node_params_substructures): Also free the param_calls linked
12174 (ipa_node_duplication_hook): Also duplicate the param_calls
12176 (ipa_print_node_param_flags): New function.
12177 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12178 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12179 * ipa-prop.h (struct ipa_param_flags): New field called.
12180 (struct ipa_param_call_note): New structure.
12181 (struct ipa_node_params): New fields param_calls and
12182 uses_analysis_done.
12183 (ipa_is_ith_param_called): New function.
12184 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12185 ipa_analyze_params_uses and dump parameter flags.
12187 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12188 ipa_propagate_indirect_call_infos if performing indirect inlining,
12189 pass a new parameter new_edges to it.
12190 (add_new_edges_to_heap): New fucntion.
12191 (cgraph_decide_inlining_of_small_functions): New vector
12192 new_indirect_edges for newly found indirect edges , call
12193 ipa_propagate_indirect_call_infos after inlining.
12194 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12195 inlining if performing indirect inlining. Call
12196 free_all_ipa_structures_after_iinln when doing so too.
12197 (inline_generate_summary): Do not call
12198 free_all_ipa_structures_after_iinln here.
12199 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12200 (print_edge_addition_message): New function.
12201 (update_call_notes_after_inlining): New function.
12202 (propagate_info_to_inlined_callees): New function.
12203 (ipa_propagate_indirect_call_infos): New function.
12204 * ipa-prop.h: Include cgraph.h
12205 (struct ipa_param_call_note): Fields reordered, new field processed.
12206 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12207 flag indirect_call.
12208 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12209 rediscovered call statements.
12210 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12211 (dump_cgraph_node): Dump also the indirect_call flag.
12212 (cgraph_clone_edge): Copy also the indirect_call flag.
12213 * tree-inline.c (copy_bb): Do not check for fndecls from call
12214 expressions, check for edge availability when moving clones.
12215 (get_indirect_callee_fndecl): New function.
12216 (expand_call_inline): If callee declaration is not apprent from
12217 the statement, try calling get_indirect_callee_fndecl. Do not
12218 issue warnings or call sorry when not inlinings an indirect edge.
12219 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12221 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12222 bit more frandly to matching.
12223 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12224 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12225 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12227 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12230 * opth-gen.awk: Suppress function specific features when building
12232 * optc-gen.awk: Ditto.
12234 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12237 * diagnostic.c (pedwarn): Add opt parameter.
12239 * c-tree.h (pedwarn_init): Add opt parameter.
12240 (pedwarn_c90): Likewise.
12241 (pedwarn_c99): Likewise.
12242 * c-errors.c (pedwarn_c99): Likewise.
12243 (pedwarn_c90): Likewise.
12244 * toplev.h (pedwarn): Update declaration.
12245 (pedwarn0): Declare.
12246 * c-lex.c: All calls to pedwarn changed.
12247 * builtins.c: All calls to pedwarn changed.
12248 * toplev.c: All calls to pedwarn changed.
12249 * c-decl.c: All calls to pedwarn changed.
12250 * c-typeck.c: All calls to pedwarn changed.
12251 * c-common.c: All calls to pedwarn changed.
12252 * c-parser.c: All calls to pedwarn changed.
12254 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12255 Karthik Kumar <karthikkumar@gmail.com>
12257 * attribs.c (file scope): Include c-common.h.
12258 (decl_attributes): Add support for #pragma GCC optimize and
12259 #pragma GCC option.
12261 * targhooks.c (default_can_inline_p): New function that is the
12262 default for the TARGET_CAN_INLINE_P target hook.
12264 * targhooks.h (default_can_inline_p): Add declaration.
12266 * tree.c (cl_optimization_node): New static tree for building
12267 OPTIMIZATION_NODE tree.
12268 (cl_target_option_node): New static tree for building
12269 TARGET_OPTION_NODE tree.
12270 (cl_option_hash_table): New hash table for hashing
12271 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12272 (cl_option_hash_hash): New function to provide the hash value for
12273 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12274 (cl_option_hash_eq): New function to provide an equality test for
12275 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12276 (tree_code_size): Add support for OPTIMIZATION_NODE and
12277 TARGET_OPTION_NODE trees.
12278 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12279 TARGET_OPTION_NODE trees.
12280 (build_optimization_node): Build a tree that has all of the
12281 current optimization options.
12282 (build_target_option_node): Build a tree that has the target
12283 options that might be changed on a per function basis.
12285 * tree.h (file scope): Include options.h.
12286 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12287 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12288 (TREE_OPTIMIZATION): Ditto.
12289 (TREE_TARGET_SPECIFIC): Ditto.
12290 (struct tree_function_decl): Add fields for remembering the
12291 current optimization options and target specific options.
12292 (struct tree_optimization_option): New tree variant that remembers
12293 the optimization options.
12294 (struct tree_target_option): New tree variant that remembers the
12295 target specific flags that might change for compiling a particular
12297 (union tree_node): Include tree_optimization_option and
12298 tree_target_option fields.
12299 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12300 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12301 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12302 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12303 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12304 optimization and target options.
12305 (optimization_default_node): New macro to refer to global_trees
12307 (optimization_current_node): Ditto.
12308 (optimization_cold_node): Ditto.
12309 (optimization_hot_node): Ditto.
12310 (target_option_default_node): Ditto.
12311 (target_option_current_node): Ditto.
12312 (current_option_pragma): Ditto.
12313 (current_optimize_pragma): Ditto.
12315 * target.h (struct gcc_target): Add valid_option_attribute_p,
12316 target_option_save, target_option_restore, target_option_print,
12317 target_option_pragma_parse, and can_inline_p hooks.
12319 * toplev.h (parse_optimize_options): Add declaration.
12320 (fast_math_flags_struct_set_p): Ditto.
12322 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12323 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12326 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12327 tree_can_inline_p hook to see if one function can inline another.
12328 (cgraph_decide_inlining): Ditto.
12329 (cgraph_decide_inlining_incrementally): Ditto.
12331 * opts.c (decode_options): Add support for running multiple times
12332 to allow functions with different target or optimization options
12333 than was specified on the command line.
12334 (fast_math_flags_struct_set_p): New function that is similar to
12335 fast_math_flags_set_p, except it uses the values in the
12336 cl_optimization structure instead of global variables.
12338 * optc-gen.awk: Add support for TargetSave to allow a back end to
12339 declare new fields that need to be saved when using function
12340 specific options. Include flags.h and target.h in the options.c
12341 source. Add support for Save to indicate which options can be set
12342 for individual functions. Generate cl_optimize_save,
12343 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12344 cl_target_option_restore, cl_target_option_print functions to
12345 allow functions to use different optimization or target options.
12347 * opt-functions.awk (var_type_struct): Return the type used for
12348 storing the field in a structure.
12350 * opth-gen.awk: Add support for TargetSave to allow a back end to
12351 declare new fields that need to be saved when using function
12352 specific options. Add support for Save to indicate which options
12353 can be set for individual functions. Only generate one extern for
12354 Mask fields. Generate cl_optimization and cl_target_option
12355 structures to remember optimization and target options.
12357 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12358 collecting new tree nodes.
12359 (TS_TARGET_OPTION): Ditto.
12361 * c-decl.c (merge_decls): Merge function specific target and
12362 optimization options.
12364 * function.c (invoke_set_current_function_hook): If the function
12365 uses different optimization options, change the global variables
12368 * coretypes.h (struct cl_optimization): Add forward reference.
12369 (struct cl_target_option): Ditto.
12371 * c-pragma.c (option_stack): New static vector to remember the
12372 current #pragma GCC option stack.
12373 (handle_pragma_option): New function to support #pragma GCC option
12374 to change target options.
12375 (optimize_stack): New static vector to remember the current
12376 #pragma GCC optimize stack.
12377 (handle_pragma_optimize): New function to support #pragma GCC
12378 optimize to change optimization options.
12379 (init_pragma): Add support for #pragma GCC optimize and #pragma
12382 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12383 optimization options.
12384 (TARGET_OPTION_NODE): New tree code for remembering certain target
12387 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12388 TARGET_OPTION_NODE trees.
12390 * common.opt (-O): Add Optimization flag.
12392 (-fmath-errno): Ditto.
12393 (-falign-functions): Add UInteger flag to make sure flag gets full
12394 int in cl_optimization structure.
12395 (-falign-jumps): Ditto.
12396 (-falign-labels): Ditto.
12397 (-falign-loops): Ditto.
12398 (-fsched-stalled-insns): Ditto.
12399 (-fsched-stalled-insns-dep): Ditto.
12401 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12403 (TARGET_OPTION_SAVE): Ditto.
12404 (TARGET_OPTION_RESTORE): Ditto.
12405 (TARGET_OPTION_PRINT): Ditto.
12406 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12407 (TARGET_CAN_INLINE_P): Ditto.
12408 (TARGET_INITIALIZER): Add new hooks.
12410 * tree-inline.c (tree_can_inline_p): New function to determine
12411 whether one function can inline another. Check if the functions
12412 use compatible optimization options, and also call the backend
12415 * tree-inline.h (tree_can_inline_p): Add declaration.
12417 * c-common.c (c_common_attribute): Add support for option and
12418 optimize attributes.
12419 (handle_option_attribute): Add support for the option attribute to
12420 allow the user to specify different target options for compiling a
12422 (handle_optimize_attribute): Add support for the optimize
12423 attribute to allow the user to specify different optimization
12424 options for compiling a specific function.
12425 (handle_hot_attribute): Turn on -O3 optimization for this one
12426 function if it isn't the default optimization level.
12427 (handle_cold_attribute): Turn on -Os optimization for this one
12428 function if it insn't the default optimization.
12429 (const_char_p): New const char * typedef.
12430 (optimize_args): New static vector to remember the optimization
12432 (parse_optimize_options): New function to set up the optimization
12433 arguments from either the optimize attribute or #pragma GCC optimize.
12435 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12436 (builtin_define_std): Ditto.
12438 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12439 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12440 (x86_64-*-*): Ditto.
12442 * Makefile.in (TREE_H): Add options.h.
12443 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12445 * doc/extend.texi (option attribute): Document new attribute.
12446 (optimize attribute): Ditto.
12447 (hot attribute): Document hot attribute sets -O3.
12448 (cold attribute): Document cold attribute sets -Os.
12449 (#pragma GCC option): Document new pragma.
12450 (#pragma GCC optimize): Ditto.
12452 * doc/options.texi (TargetSave): Document TargetSave syntax.
12453 (UInteger): Document UInteger must be used for certain flags.
12454 (Save): Document Save option to create target specific options
12455 that can be saved/restored on a function specific context.
12457 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12458 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12460 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12461 (TARGET_OPTION_SAVE): Ditto.
12462 (TARGET_OPTION_RESTORE): Ditto.
12463 (TARGET_OPTION_PRINT): Ditto.
12464 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12465 (TARGET_CAN_INLINE_P): Ditto.
12467 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12469 (-mfpmath=both): Ditto.
12471 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12472 Karthik Kumar <karthikkumar@gmail.com>
12474 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12475 (TARGET_POPCNT): Ditto.
12476 (TARGET_SAHF): Ditto.
12477 (TARGET_AES): Ditto.
12478 (TARGET_PCLMUL): Ditto.
12479 (TARGET_CMPXCHG16B): Ditto.
12480 (TARGET_RECIP): Move switch into target_flags.
12481 (TARGET_FUSED_MADD): Ditto.
12482 (ix86_arch_features): Make an unsigned char type.
12483 (ix86_tune_features): Ditto.
12484 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12485 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12486 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12488 * config/i386/i386.opt (arch): New TargetSave field to define
12489 fields that need to be saved for function specific option support.
12492 (branch_cost): Ditto.
12493 (ix86_isa_flags_explicit): Ditto.
12494 (tune_defaulted): Ditto.
12495 (arch_specified): Ditto.
12496 (-m128-long-double): Add Save flag to save option for target
12497 specific option support.
12499 (-maccumulate-outgoing-args): Ditto.
12500 (-malign-double): Ditto.
12501 (-malign-stringops): Ditto.
12502 (-mfancy-math-387): Ditto.
12503 (-mhard-float): Ditto.
12504 (-mieee-fp): Ditto.
12505 (-minline-all-stringops): Ditto.
12506 (-minline-stringops-dynamically): Ditto.
12507 (-mms-bitfields): Ditto.
12508 (-mno-align-stringops): Ditto.
12509 (-mno-fancy-math-387): Ditto.
12510 (-mno-push-args): Ditto.
12511 (-mno-red-zone): Ditto.
12512 (-mpush-args): Ditto.
12513 (-mred-zone): Ditto.
12515 (-msseregparm): Ditto.
12516 (-mstack-arg-probe): Ditto.
12528 (-mno-sse4): Ditto.
12531 (-mrecip): Move flag into target_flags.
12533 (-mno-fused-madd): Ditto.
12534 (-mfused-madd): Ditto.
12535 (-mabm): Move flag into ix86_isa_flags.
12542 * config/i386/i386-c.c: New file for #pragma support.
12543 (ix86_target_macros_internal): New function to #define or #undef
12544 target macros based when the user uses the #pragma GCC option to
12545 change target options.
12546 (ix86_pragma_option_parse): New function to add #pragma GCC option
12548 (ix86_target_macros): Move defining the target macros here from
12549 TARGET_CPU_CPP_BUILTINS in i386.h.
12550 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12551 defined, initialize any subtarget #pragmas.
12553 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12554 REGISTER_TARGET_PRAGMAS.
12556 * config/i386/t-i386: New file for x86 dependencies.
12557 (i386.o): Make dependencies mirror the include files used.
12558 (i386-c.o): New file, add dependencies.
12560 * config/i386/i386-protos.h (override_options): Add bool argument.
12561 (ix86_valid_option_attribute_tree): Add declaration.
12562 (ix86_target_macros): Ditto.
12563 (ix86_register_macros): Ditto.
12565 * config/i386/i386.c (ix86_tune_features): Move initialization of
12566 the target masks to initial_ix86_tune_features to allow functions
12567 to have different target options. Make type unsigned char,
12568 instead of unsigned int.
12569 (initial_ix86_tune_features): New static vector to hold processor
12570 masks for the tune variables.
12571 (ix86_arch_features): Move initialization of the target masks to
12572 initial_ix86_arch_features to allow functions to have different
12573 target options. Make type unsigned char, instead of unsigned int.
12574 (initial_ix86_arch_features): New static vector to hold processor
12575 masks for the arch variables.
12576 (enum ix86_function_specific_strings): New enum to describe the
12577 string options used for attribute((option(...))).
12578 (ix86_target_string): New function to return a string that
12579 describes the target options.
12580 (ix86_debug_options): New function to print the current options in
12582 (ix86_function_specific_save): New function hook to save the
12583 function specific global variables in the cl_target_option structure.
12584 (ix86_function_specific_restore): New function hook to restore the
12585 function specific variables from the cl_target_option structure to
12586 the global variables.
12587 (ix86_function_specific_print): New function hook to print the
12588 target specific options in the cl_target_option structure.
12589 (ix86_valid_option_attribute_p): New function hook to validate
12590 attribute((option(...))) arguments.
12591 (ix86_valid_option_attribute_tree): New function that is common
12592 code between attribute((option(...))) and #pragma GCC option
12593 support that parses the options and returns a tree holding the options.
12594 (ix86_valid_option_attribute_inner_p): New helper function for
12595 ix86_valid_option_attribute_tree.
12596 (ix86_can_inline_p): New function hook to decide if one function
12597 can inline another on a target specific basis.
12598 (ix86_set_current_function); New function hook to switch target
12599 options if the user used attribute((option(...))) or #pragma GCC
12601 (ix86_tune_defaulted): Move to static file scope from
12603 (ix86_arch_specified): Ditto.
12604 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12606 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12607 (OPTION_MASK_ISA_ABM_SET): Ditto.
12608 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12609 (OPTION_MASK_ISA_CX16_SET): Ditto.
12610 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12611 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12612 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12613 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12614 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12615 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12616 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12617 (struct ptt): Move to static file scope from override_options.
12618 (processor_target_table): Ditto.
12619 (cpu_names): Ditto.
12620 (ix86_handle_option): Add support for options that are now isa options.
12621 (override_options): Add support for declaring functions that
12622 support different target options than were specified on the
12623 command line. Move struct ptt, processor_target_table, cpu_names,
12624 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12625 Add bool argument. Fix up error messages so the appropriate error
12626 is given for either command line or attribute.
12627 (ix86_previous_fndecl): New static to remember previous function
12628 declaration to see if we need to change target options.
12629 (ix86_builtins_isa): New array to record the ISA of each builtin
12631 (def_builtin): Always create the builtin function, even if the
12632 current ISA doesn't support it.
12633 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12634 tests for those builtins.
12635 (ix86_init_builtins): Remove TARGET_MMX test for calling
12636 ix86_init_mmx_sse_builtins.
12637 (ix86_expand_builtin): If the current ISA doesn't support a given
12638 builtin, signal an error.
12639 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12640 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12641 (TARGET_OPTION_SAVE): Ditto.
12642 (TARGET_OPTION_RESTORE): Ditto.
12643 (TARGET_OPTION_PRINT): Ditto.
12644 (TARGET_CAN_INLINE_P): Ditto.
12646 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12648 * c-typeck.c (build_external_ref): Don't call assemble_external.
12649 * final.c (output_operand): Call assemble_external.
12651 2008-07-21 DJ Delorie <dj@redhat.com>
12653 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12654 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12656 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12658 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12659 original insn and splitter contents into ...
12660 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12661 flag_unsafe_math_optimizations. Add dummy scratch register.
12662 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12663 !flag_unsafe_math_optimizations. Returns number with next
12664 highest magnitude if this is still less or equal to the true
12665 quotient in magnitude.
12667 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12669 * Makefile.in: Replace toplev.h with TOPLEV_H.
12670 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12671 * c-lex.c (fe_file_change): Don't set in_system_header.
12672 * c-parser.c (c_token): Remove in_system_header.
12673 (c_lex_one_token): Don't set in_system_header.
12674 (c_parser_set_source_position_from_token): Don't set in_system_header.
12675 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12678 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12679 * flags.h (in_system_header): Remove.
12680 * function.c (saved_in_system_header): Remove.
12681 (push_cfun): Don't set in_system_header.
12682 (pop_cfun): Don't set in_system_header.
12683 (push_struct_function): Don't set in_system_header.
12684 * input.h (expanded_location): Add sysp.
12685 (in_system_header_at): New.
12686 (in_system_header): New.
12687 * toplev.c (in_system_header): Remove.
12688 * toplev.h: Include input.h
12690 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12691 * tree-ssa.c (warn_uninit): Call warning_at.
12692 (warn_uninitialized_var): Update calls to warn_uninit.
12693 (warn_uninitialized_phi): Update calls to warn_uninit.
12694 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12695 (expand_location): Initialize xloc.sysp.
12696 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12697 (tree_decl_with_vis): Remove in_system_header_flag.
12699 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12702 * recog.c (asm_operand_ok): Change the order of the extra
12703 memory constraint checks.
12705 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12708 * tree-switch-conversion.c (build_one_array): Call
12709 varpool_mark_needed_node and varpool_finalize_decl
12710 instead of assemble_variable.
12712 2008-07-19 Jan Hubicka <jh@suse.cz>
12714 * cgraph.c (cgraph_add_new_function): Do early local passes.
12715 * tree-nrv.c (gate_pass_return_slot): New gate.
12716 (pass_nrv): Add the gate.
12717 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12719 (coalesce_ssa_name): Coalesce SSA names.
12720 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12721 not optimizing so unused user vars remains visible.
12722 * common.opt (flag_tree_ter): Always enable by default.
12723 * tree-ssa-ter.c: Include flags.h
12724 (is_replaceable_p): Check that locations match; when aliasing
12725 is missing be conservative about loads.
12726 * tree-optimize.c (gate_init_datastructures): Remove.
12727 (pass_init_datastructures): New.
12728 * passes.c: Reorder passes so we always go into SSA.
12730 2008-07-19 Jan Hubicka <jh@suse.cz>
12732 * doc/extend.texi (flatten attribute): Remove note about
12734 * doc/invoke.texi (--combine): Likewise.
12735 (-finline-functions-called-once): Update levels when enabled.
12736 (-funit-at-a-time): Document new behaviour.
12737 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12738 -fno-section-anchors when disabled explicitly.
12739 (inline params): They are not ignored now.
12740 (precompiled headers): Remove unit-at-a-time as being incompatible.
12741 * opts.c (decode_options): Handle unit-at-a-time as alias;
12742 imply -fno-section-anchors when toplevel reorder is disabled
12744 * common.opt (ftoplevel-reorder): Set default value to 2.
12745 (funit-at-a-time): Set default value to 1.
12746 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12749 2008-07-19 Jan Hubicka <jh@suse.cz>
12751 * builtins.c (expand_builtin_int_roundingfn,
12752 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12755 2008-07-19 Richard Guenther <rguenther@suse.de>
12758 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12759 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12760 * tree-ssa-pre.c (get_expr_value_id): For newly created
12761 constant value-ids make sure to add the expression to its
12764 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12766 PR middle-end/36877
12767 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12768 return value of the builtin is ignored.
12770 2008-07-19 Olivier Hainque <hainque@adacore.com>
12772 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12773 bits, a C conformant malloc implementation has to provide.
12774 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12776 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12780 * reload.c (find_reloads_subreg_address): Only reload address if
12781 reloaded == 0, not for reloaded != 1.
12784 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12785 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12786 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12787 m32c_legitimize_reload_address.
12789 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12790 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12791 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12793 2008-07-19 Olivier Hainque <hainque@adacore.com>
12795 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12796 argument, saying whether nested array are to be collapsed
12797 into a single array type DIE with multiple subscripts.
12798 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12799 issues, centralize the nested array types collapsing control and
12800 disable the transformation for Ada.
12802 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12805 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12807 (x86_64_shift_adj_2): New expander.
12808 (x86_64_shift_adj_3): Ditto.
12809 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12810 to split TImode operands.
12811 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12812 (ix86_split_lshr): Ditto.
12814 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12816 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12817 and __CHAR32_TYPE__.
12818 * c-typeck.c (digest_init): Support char16_t and char32_t.
12819 (set_nonincremental_init_from_string): Idem.
12821 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12823 PR middle-end/36859
12824 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12825 PREFERRED_STACK_BOUNDARY.
12826 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12828 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12830 PR middle-end/36858
12831 * function.c (locate_and_pad_parm): Cap boundary earlier.
12833 2008-07-17 Julian Brown <julian@codesourcery.com>
12835 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12836 no-op for targets which don't use DLLs.
12838 2008-07-17 Martin Jambor <mjambor@suse.cz>
12840 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12841 that nodes are relevant by examining the node->analyzed flag.
12842 (ipcp_init_stage): Check which nodes are relevant, assert that the
12843 relevant ones are also required.
12844 (ipcp_propagate_stage): Check on the side arrays are properly
12846 (ipcp_print_all_jump_functions): Make sure not to touch any node
12847 that is not analyzed or an edge that does not have a corresponding
12848 entry in the on-the-side vectors.
12849 (ipcp_function_scale_print): Likewise.
12850 (ipcp_update_callgraph): Check that the node is relevant.
12851 (ipcp_insert_stage): Check that the node is relevant. Check there is
12852 an info for every node and edge.
12853 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12854 (ipa_print_all_tree_maps): Likewise and a new variable info.
12855 (ipa_print_all_params_modified): Likewise.
12856 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12858 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12861 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12863 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12865 PR rtl-optimization/36753
12866 * fwprop.c (use_killed_between): Don't shortcut
12867 single-definition global registers.
12869 2008-07-16 Jan Hubicka <jh@suse.cz>
12871 * cgraph.h (varpool_empty_needed_queue): Declare.
12872 * cgraphunit.c (output_in_order): Mark all variables as needed;
12874 * varpool.c (varpool_assemble_node): Update debug queue.
12875 (varpool_assemble_pending_decls): Don't do it here.
12876 (varpool_empty_needed_queue): New function.
12878 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12880 * recog.c (peephole2_optimize): Fix formatting.
12882 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12884 * c-pch.c (get_ident): Avoid C++ keywords.
12885 * combine-stack-adj.c (single_set_for_csa): Likewise.
12886 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12887 output_asm_insn): Likewise.
12888 * reload.c (push_secondary_reload, find_reusable_reload,
12889 push_reload, combine_reloads, find_reloads,
12890 debug_reload_to_stream): Likewise.
12891 * reload.h (struct reload): Likewise.
12892 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12893 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12894 emit_output_reload_insns): Likewise.
12895 * targhooks.c (default_secondary_reload): Likewise.
12896 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12898 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12900 * recog.c (validate_change_1, validate_change,
12901 validate_unshare_change, validate_replace_rtx_1, struct
12902 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12904 * reload.c (push_secondary_reload, secondary_reload_class,
12905 scratch_reload_class, find_valid_class, find_reusable_reload,
12906 push_reload, find_dummy_reload, find_reloads_address_1,
12907 find_reloads_address_part, find_equiv_reg): Likewise.
12908 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12909 choose_reload_regs): Likewise.
12910 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12912 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12913 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12914 * sched-rgn.c (concat_INSN_LIST): Likewise.
12915 * stor-layout.c (mode_for_size, mode_for_size_tree,
12916 smallest_mode_for_size): Likewise.
12918 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12920 * cfg.c (dump_reg_info): Avoid C++ keywords.
12921 * dwarf2asm.c (dw2_force_const_mem,
12922 dw2_asm_output_encoded_addr_rtx): Likewise.
12923 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12924 * expmed.c (expand_shift): Likewise.
12925 * global.c (find_reg): Likewise.
12926 * graph.c (draw_edge): Likewise.
12927 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12928 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12929 widen_clz, widen_bswap, expand_parity, expand_unop,
12930 emit_cmp_and_jump_insn_1): Likewise.
12931 * postreload.c (reload_cse_simplify_operands): Likewise.
12932 * ra.h (add_neighbor): Likewise.
12933 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12934 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12935 record_reg_classes, copy_cost, record_address_regs,
12936 invalid_mode_change_p): Likewise.
12937 * regrename.c (regrename_optimize, scan_rtx_reg,
12938 dump_def_use_chain, find_oldest_value_reg,
12939 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12941 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12943 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12944 MASK_POWERPC64 for power4 in previous commit.
12946 2008-07-16 Olivier Hainque <hainque@adacore.com>
12948 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12949 instead of bare conversion to cast const-ness away.
12951 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12953 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12954 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12955 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12956 (TARGET_FUNCTION_VALUE): Define.
12958 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12960 * config/rs6000/rs6000.c (processor_target_table): Add
12961 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12963 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12966 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12967 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12968 m32c_legitimize_reload_address.
12970 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12972 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12973 DECL_IN_SYSTEM_HEADER in sync.
12975 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12977 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12978 * tree-ssa-pre.c (pre_expr_eq): Ditto
12979 (get_constant_for_value_id): Take a type as an argument.
12980 (fully_constant_expression): Pass in type.
12981 (find_or_generate_expression): Short circuit constant case.
12982 (create_expression_by_pieces): Remove special casing of
12984 (do_regular_insertion): Short circuit constant case.
12985 (do_partial_partial_insertion): Ditto.
12987 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12990 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12992 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12994 * config/xtensa/libgcc-xtensa.ver: New file.
12995 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12997 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12999 * df-problems.c (df_set_note): Avoid C++ keywords.
13000 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13001 * dse.c (record_store, remove_useless_values): Likewise.
13002 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13003 gen_reg_rtx_offset, operand_subword, change_address_1,
13004 change_address, adjust_address_1, offset_address,
13005 widen_memory_access, emit_copy_of_insn_after): Likewise.
13006 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13007 * fwprop.c (should_replace_address, propagate_rtx_1,
13008 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13010 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13011 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13012 * lcm.c (compute_insert_delete, pre_edge_lcm,
13013 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13014 * lower-subreg.c (resolve_reg_notes): Likewise.
13015 * mode-switching.c (optimize_mode_switching): Likewise.
13017 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13019 * bt-load.c (add_btr_def, migrate_btr_def,
13020 branch_target_load_optimize): Avoid C++ keywords.
13021 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13023 * combine.c (subst, simplify_set, make_extraction,
13024 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13025 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13026 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13028 2008-07-15 Richard Guenther <rguenther@suse.de>
13030 PR middle-end/36369
13031 * c-common.c (strict_aliasing_warning): Do not warn for
13032 TYPE_REF_CAN_ALIAS_ALL pointers.
13033 (c_common_get_alias_set): may_alias types are not special.
13034 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13035 attribute and set can_ref_all accordingly.
13036 (build_reference_type_for_mode): Likewise.
13037 * doc/extend.texi (may_alias): Clarify.
13039 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13042 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13043 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13045 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13048 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13049 gcc_assert, instead call output_operand_lossage.
13051 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13053 * builtins.c (std_canonical_va_list): Treat structure based
13056 2008-07-15 Ben Elliston <bje@au.ibm.com>
13058 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13060 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13062 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13065 2008-07-14 Jan Hubicka <jh@suse.cz>
13067 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13068 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13069 fix predicates and constraints.
13070 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13071 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13073 2008-07-14 Doug Kwan <dougkwan@google.com>
13075 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13076 additional option file arm/eabi.opt.
13077 * config/arm/eabi.h (File): New configuration file for EABI targets.
13078 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13079 SUBSUBTARGET_EXTRA_SPECS.
13080 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13081 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13082 from STARTFILE_SPEC so that it can be referenced in an override.
13083 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13084 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13085 can be referenced in an override.
13086 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13087 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13088 so that it can be referenced in an override.
13089 (LINK_SPEC): Use BPABI_LINK_SPEC.
13090 * config/arm/eabi.opt (File): New.
13092 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13094 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13095 (FIXED_VALUE_H): New variable.
13096 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13097 input.h, fixed-value.h.
13098 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13099 (BASIC_BLOCK_H): Use $(BITMAP_H).
13100 (FUNCTION_H): Add varray.h.
13101 (IPA_REFERENCE_H): Use $(BITMAP_H).
13102 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13103 (DF_H): Use $(BITMAP_H).
13104 (GGC_H): Add statistics.h.
13105 (INSN_ADDR_H): New.
13106 (INSN_ATTR_H): Use it.
13107 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13109 (SYMTAB_H): Add $(OBSTACK_H).
13110 (CPP_INTERNAL_H): New.
13111 (TREE_DUMP_H): Add tree-pass.h.
13112 (TREE_FLOW_H): Use $(BITMAP_H)
13113 (PRETTY_PRINT_H): Use $(INPUT_H).
13114 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13117 (many object files): Fix lots of header dependencies throughout.
13119 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13121 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13123 (s-gtyp-input): Use them to write tmp-gi.list.
13124 (echo_to_gi.list): Remove.
13126 2008-07-14 Richard Guenther <rguenther@suse.de>
13128 * tree-ssa-sccvn.c (pre_info): Remove.
13129 (switch_to_PRE_table): Likewise.
13130 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13131 (set_hashtable_value_ids): Do not create value-ids for the
13133 (run_scc_vn): Remove double test. Remove bogus special-case
13134 in value-number printing.
13135 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13136 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13138 * tree-flow-inline.h (get_value_handle): Remove.
13139 * tree-flow.h (get_value_handle): Remove.
13141 2008-07-14 Martin Jambor <mjambor@suse.cz>
13143 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13144 in which we generate arithmetics is not a subrange.
13146 2008-07-14 Martin Jambor <mjambor@suse.cz>
13148 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13150 2008-07-14 Richard Guenther <rguenther@suse.de>
13152 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13154 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13157 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13158 reload for symbol refs moved to r0 with -fPIC.
13159 (legitimize_pic_address): Use the target register as temporary
13161 (emit_symbolic_move): Adjust comment.
13162 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13165 2008-07-14 Ben Elliston <bje@au.ibm.com>
13167 * c-common.h (C_CPP_HASHNODE): New macro.
13168 * coretypes.h (struct cpp_token): Forward declare.
13169 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13170 the context-sensitive keyword method.
13171 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13172 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13173 expand_bool_pixel): New.
13174 (altivec_categorize_keyword): New function.
13175 (init_vector_keywords): New function.
13176 (rs6000_macro_to_expand): Likewise.
13177 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13178 compiling an ISO C dialect.
13180 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13182 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13183 (create_expression_by_pieces): Fix typo.
13184 (do_regular_insertion): Use debug counter here too.
13186 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13189 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13190 CONST_OK_FOR_LETTER_P. All port-local users changed.
13191 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13192 implement Kp matching power-of-two.
13193 (CONSTRAINT_LEN): Define to match.
13194 * config/cris/cris.md: Replace all use of constraint K with Kc.
13195 ("*btst*): Use Kp for operand 0 of last alternative.
13197 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13200 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13203 2008-07-13 Jan Hubicka <jh@suse.cz>
13205 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13208 2008-07-13 Richard Guenther <rguenther@suse.de>
13210 PR middle-end/36811
13211 * langhooks.c (lhd_print_error_function): Deal with recursive
13214 2008-07-12 Jan Hubicka <jh@suse.cz>
13216 * cgraph.c (assembler_name_hash): New static var.
13217 (hash_node_by_assembler_name, eq_assembler_name): New.
13218 (cgraph_node_for_asm): Use hashtable.
13219 (cgraph_remove_node): Maintain hashtable.
13220 (change_decl_assembler_name): Sanity check that names are not changing
13221 after aliasing was processed.
13222 * cgraph.h (varpoon_node): Add next GGC marker.
13223 * tree.c (decl_assembler_name_equal): Constify.
13224 (decl_assembler_name_hash): New.
13225 * tree.h (decl_assembler_name_equal): Constify.
13226 (decl_assembler_name_hash): Update.
13228 2008-07-12 David Daney <ddaney@avtrex.com>
13230 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13231 sb1 and r5000 cpus.
13233 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13235 * doc/md.texi: Document the MIPS "v" constraint.
13236 * config/mips/mips.h (reg_class): Revert last change.
13237 (REG_CLASS_NAMES): Likewise.
13238 (REG_CLASS_CONTENTS): Likewise.
13239 * config/mips/mips.c (mips_regno_to_class): Likewise.
13240 * config/mips/constraints.md (v): Likewise, but add documentation.
13241 Add a comment to say that this constraint should not be used in
13244 2008-07-11 DJ Delorie <dj@redhat.com>
13246 * config/h8300/h8300.md (length): Fix branch offset limit.
13248 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13250 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13251 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13252 (avr_hard_regno_scratch_ok): New function.
13253 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13254 * config/avr/avr.md (all peepholes that request a scratch register):
13255 Remove avr_peep2_scratch_safe use.
13257 2008-07-11 Tom Tromey <tromey@redhat.com>
13258 Ian Lance Taylor <iant@google.com>
13260 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13261 (struct c_common_resword): Define.
13262 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13263 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13264 (c_common_reswords, num_c_common_reswords): Declare.
13265 * c-common.c (c_common_reswords): New global const array.
13266 (num_c_common_reswords): New const int.
13267 * c-parser.c (struct resword, reswords): Don't define.
13268 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13269 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13270 than reswords. If warning about C++ keywords, give them a special
13272 (c_lex_one_token): Warn about C++ keywords. Call
13273 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13274 (c_parser_external_declaration): Look for RID_xxx rather than
13275 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13276 (c_parser_statement_after_labels): Likewise.
13277 (c_parser_objc_class_instance_variables): Likewise.
13278 (c_parser_objc_class_declaration): Likewise.
13279 (c_parser_objc_try_catch_statement): Likewise.
13280 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13281 (declspecs_add_type): Likewise.
13283 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13285 * ggc-page.c (alloc_page):
13286 Substituting xmalloc, xcalloc with
13287 XNEWVEC and XCNEWVAR macros which add the
13290 2008-07-11 Richard Guenther <rguenther@suse.de>
13292 PR tree-optimization/36765
13293 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13294 aliases from HEAP vars to SMTs.
13296 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13298 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13299 * configure.ac (loose_warn): Move -Wc++-compat from here...
13300 (strict_warn): ...to here.
13301 * configure: Regenerate.
13303 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13305 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13306 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13307 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13308 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13309 excluding more specific h8300-*-* and sh-*-* targets.
13311 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13313 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13314 (eliminate): Ditto.
13315 (execute_pre): Call loop_optimizer_finalize in early exit.
13317 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13319 PR middle-end/36790
13320 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13321 uids in the bitmap, not just VAR_DECL uids.
13323 PR rtl-optimization/36419
13324 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13325 (combine_stack_adjustments_for_block): Call it if needed. Delete
13327 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13328 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13329 prologue sp adjustment.
13331 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13334 * opts.c (print_ignored_options): Report postponed diagnostics for
13335 unknown -Wno-* options as warnings, not errors.
13336 (postpone_unknown_option_error): Renamed to...
13337 (postpone_unknown_option_warning): ... this.
13339 2008-07-09 Doug Kwan <dougkwan@google.com>
13342 2008-07-08 Doug Kwan <dougkwan@google.com>
13344 * config/arm/arm.opt (mandroid): New option.
13345 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13346 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13348 (CC1PLUS_SPEC): Same.
13350 (STARTFILE_SPEC): Same.
13351 (ENDFILE_SPEC): Same.
13352 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13355 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13358 * config/mips/mips.h (reg_class): Remove V1_REG.
13359 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13360 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13361 instead of V1_REGS.
13362 (mips_get_tp): New function.
13363 (mips_legitimize_tls_address): Use it.
13364 * config/mips/constraints.md (v): Delete.
13365 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13366 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13367 After reload, split into a move and ...
13368 (*tls_get_tp_<mode>_split): ...this new instruction.
13370 2008-07-09 David Daney <ddaney@avtrex.com>
13372 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13374 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13376 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13377 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13379 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13380 htab_delete should be called. Don't free c.
13381 (lookup_tmp_var): Create temp_htab lazily.
13382 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13383 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13385 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13386 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13387 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13388 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13389 * tree-sra.c (generate_element_init): Likewise.
13390 * tree-mudflap.c (execute_mudflap_function_ops,
13391 execute_mudflap_function_decls): Likewise.
13392 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13393 * tree-gimple.h (struct gimplify_ctx): New type.
13394 (push_gimplify_context): Adjust prototype.
13396 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13398 * tree-ssa-pre.c (phi_translate_1): Update placement of
13399 add_to_value calls.
13401 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13403 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13404 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13405 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13406 * targhooks.c (default_hard_regno_scratch_ok): New function.
13407 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13408 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13409 * recog.c: Include "target.h".
13410 (peep2_find_free_register): Add check for global regs. Add target
13412 * Makefile.in (recog.o): Depend on target.h.
13414 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13416 * config/sh/sh.c (sh_canonical_va_list_type): New.
13417 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13419 2008-07-09 Raksit Ashok <raksit@google.com>
13421 * doc/invoke.texi (Option Summary): Mention new option
13422 -Wdisallowed-function-list=...
13423 (Warning Options): Document -Wdisallowed-function-list=...
13424 * common.opt (Wdisallowed-function-list=): New flag.
13425 * flags.h (warn_disallowed_functions): External definition of new
13426 boolean warning flag.
13427 (warn_if_disallowed_function_p): Declare new function.
13428 * opts.c (warning_disallowed_functions): New static variable.
13429 (warn_disallowed_functions): New boolean warning flag.
13430 (warn_if_disallowed_function_p): New function.
13431 (add_comma_separated_to_vector): Rename
13432 add_instrument_functions_exclude_list to this.
13433 (common_handle_option): Handle new option. Rename calls to
13434 add_instrument_functions_exclude_list into calls to
13435 add_comma_separated_to_vector.
13436 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13437 based on flag warn_disallowed_functions.
13439 2008-07-09 Christian Bruel <christian.bruel@st.com>
13441 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13442 instead of get_attr_length.
13444 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13446 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13448 * genemit.c (gen_insn): Likewise.
13449 * gengtype.c (note_def_vec): Likewise.
13450 * gengtype.h (note_def_vec): Likewise.
13451 * genoutput.c (struct data, output_insn_data, process_template,
13452 gen_expand, gen_split, note_constraint): Likewise.
13453 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13454 make_insn_sequence): Likewise.
13455 * gensupport.c (record_insn_name): Likewise.
13457 2008-07-08 Doug Kwan <dougkwan@google.com>
13459 * config/arm/arm.opt (mandroid): New option.
13460 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13461 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13463 (CC1PLUS_SPEC): Same.
13465 (STARTFILE_SPEC): Same.
13466 (ENDFILE_SPEC): Same.
13467 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13470 2008-07-08 Raksit Ashok <raksit@google.com>
13472 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13473 (set_storage_via_setmem): Fix expected_align parameter.
13474 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13475 missing from the list.
13476 * doc/md.texi (movmem): Explicitly state that expected alignment is
13477 to be expressed in bytes.
13478 (setmem): Explicitly state that expected alignment is to be expressed
13481 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13483 * reload.c (find_reloads_subreg_address): Do not require validity
13484 of address in original mode before reloading address.
13486 2008-07-07 Tianwei Sheng <tianweis@google.com>
13488 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13489 bounds array access.
13491 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13493 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13495 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13497 Fix PR tree-optimization/23455
13498 Fix PR tree-optimization/35286
13499 Fix PR tree-optimization/35287
13500 * Makefile.in (OBJS-common): Remove tree-vn.o.
13501 (tree-vn.o): Remove.
13502 * dbgcnt.def: Add treepre_insert debug counter.
13503 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13504 (debug_value_expressions): Ditto.
13505 (print_value_expressions): Ditto.
13506 * tree-pretty-print.c (dump_generic_node): Updated for
13507 VALUE_HANDLE removal.
13508 * tree-ssa-dom.c (record_equality): Ditto.
13509 (cprop_operand): Ditto.
13510 (lookup_avail_expr): Ditto.
13511 * tree-ssa-threadedge.c
13512 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13513 (simplify_control_stmt_condition): Ditto.
13514 * tree.c (tree_code_size): Ditto.
13515 (tree_node_structure): Ditto.
13516 (iterative_hash_expr): Ditto.
13518 * tree.h (VALUE_HANDLE_ID): Ditto.
13519 (VALUE_HANDLE_EXPR_SET): Ditto.
13520 (struct tree_value_handle): Ditto.
13521 (union tree_node): Ditto.
13522 * treestruct.def: Ditto.
13523 * tree-vn.c: Removed.
13524 * tree-ssa-pre.c: Rewritten entirely.
13525 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13526 (constant_value_ids): Ditto.
13527 (vn_nary_op_t): Moved to header.
13529 (vn_reference_op_t): Ditto
13530 (vn_reference_t): Ditto.
13531 (next_value_id): New variable.
13532 (VN_INFO): Add an assert.
13533 (vn_constant_eq): New function.
13534 (vn_constant_hash): Ditto.
13535 (get_or_alloc_constant_value_id): Ditto.
13536 (value_id_constant_p): Ditto.
13537 (vn_reference_compute_hash): De-staticify.
13538 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13539 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13540 (valueize_refs): Update opcode if it changes from ssa name to constant.
13541 (vn_reference_lookup_1): Add new argument.
13542 (vn_reference_lookup): Ditto.
13543 (vn_reference_lookup_pieces): New function.
13544 (vn_reference_insert): Add return type. Modify to deal with value ids.
13545 (vn_reference_insert_pieces): New function.
13546 (vn_nary_op_compute_hash): De-staticify.
13547 (vn_nary_op_eq): Ditto.
13548 (vn_nary_op_lookup_pieces): New function.
13549 (vn_nary_op_lookup): Add new argument.
13550 (vn_nary_op_insert_pieces): New function.
13551 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13552 (vn_phi_insert): Ditto.
13553 (visit_unary_op): Update for callee changes.
13554 (visit_binary_op): Ditto.
13555 (visit_reference_op_load): Ditto.
13556 (visit_reference_op_store): Ditto.
13557 (init_scc_vn): Init next_value_id, constant_to_value_id and
13558 constant_value_ids.
13559 (free_scc_vn): Free them.
13560 (set_hashtable_value_ids): New function.
13561 (run_scc_vn): Use it.
13562 (get_max_value_id): New function.
13563 (get_next_value_id): Ditto.
13564 (expressions_equal_p): Moved from tree-vn.c
13565 (sort_vuses): Ditto.
13566 (sort_vuses_heap): Ditto.
13567 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13569 * tree.c (iterative_hash_hashval_t): Made non-static
13570 * tree.h (iterative_hash_hashval_t): Declare it.
13572 2008-07-08 Martin Jambor <mjambor@suse.cz>
13574 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13575 instead of ipa_create_node_params.
13576 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13577 ipa_check_create_edge_args, free them with
13578 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13580 * ipa-prop.c: Include flags.h and tree-inline.h.
13581 (ipa_node_params_vector): New variable.
13582 (ipa_edge_args_vector): New variable.
13583 (edge_removal_hook_holder): New variable.
13584 (node_removal_hook_holder): New variable.
13585 (edge_duplication_hook_holder): New variable.
13586 (node_duplication_hook_holder): New variable.
13587 (ipa_detect_param_modifications): Check for presence of modified flags.
13588 (ipa_compute_jump_functions): Check for presence of jump functions.
13589 (ipa_free_edge_args_substructures): New function.
13590 (ipa_create_node_params): Removed.
13591 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13592 (ipa_free_node_params_substructures): New function.
13593 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13595 (ipa_edge_removal_hook): New function.
13596 (ipa_node_removal_hook): New function.
13597 (duplicate_array): New function.
13598 (ipa_edge_duplication_hook): New function.
13599 (ipa_node_duplication_hook): New function.
13600 (ipa_register_cgraph_hooks): New function.
13601 (ipa_unregister_cgraph_hooks): New function.
13602 (free_all_ipa_structures_after_ipa_cp): New function.
13604 * ipa-prop.h: Include vec.h.
13605 (ipa_node_params_t): New typedef with vector types for it.
13606 (ipa_edge_args_t): New typedef with vector types for it.
13607 (IPA_NODE_REF): Changed to access an on-the-side vector.
13608 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13609 (ipa_check_create_node_params): New function.
13610 (ipa_check_create_edge_args): New function.
13612 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13615 2008-07-07 Tom Tromey <tromey@redhat.com>
13617 * configure, config.in: Rebuilt.
13618 * configure.ac: Don't check for scandir or alphasort.
13620 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13622 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13623 types immediately after creating them.
13625 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13627 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13629 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13631 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13632 dump_constraint_graph.
13633 (dump_constraint_edge): New function.
13634 (dump_constraint_graph): New function.
13635 (debug_constraint_graph): New function.
13636 (dump_constraint): Removed useless comparison.
13637 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13638 (dump_constraint_graph): Declare.
13639 (debug_constraint_graph): Declare.
13640 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13642 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13644 * config/i386/i386.c (is_va_list_char_pointer): New.
13645 (ix86_va_start): Replace compare with ms_va_list_type_node
13646 by is_va_list_char_pointer.
13647 (ix86_gimplify_va_arg): Likewise.
13649 2008-07-07 Martin Jambor <mjambor@suse.cz>
13651 * cgraph.c (cgraph_edge_max_uid): New variable.
13652 (struct cgraph_edge_hook_list): New type.
13653 (struct cgraph_node_hook_list): New type.
13654 (struct cgraph_2edge_hook_list): New type.
13655 (struct cgraph_2node_hook_list): New type.
13656 (first_cgraph_edge_removal_hook): New variable.
13657 (first_cgraph_node_removal_hook): New variable.
13658 (first_cgraph_edge_duplicated_hook): New variable.
13659 (first_cgraph_node_duplicated_hook): New variable.
13660 (cgraph_add_edge_removal_hook): New function.
13661 (cgraph_remove_edge_removal_hook): New function.
13662 (cgraph_call_edge_removal_hooks): New function.
13663 (cgraph_add_node_removal_hook): New function.
13664 (cgraph_remove_node_removal_hook): New function.
13665 (cgraph_call_node_removal_hooks): New function.
13666 (cgraph_add_edge_duplication_hook): New function.
13667 (cgraph_remove_edge_duplication_hook): New function.
13668 (cgraph_call_edge_duplication_hooks): New function.
13669 (cgraph_add_node_duplication_hook): New function.
13670 (cgraph_remove_node_duplication_hook): New function.
13671 (cgraph_call_node_duplication_hooks): New function.
13672 (cgraph_create_edge): Assign to edge uid.
13673 (cgraph_remove_edge): Call edge removal hooks.
13674 (cgraph_node_remove_callees): Call edge removal hooks.
13675 (cgraph_node_remove_callers): Call edge removal hooks.
13676 (cgraph_remove_node): Call node removal hooks.
13677 (cgraph_clone_edge): Call edge duplication hooks.
13678 (cgraph_clone_node): Call node duplication hooks.
13680 * cgraph.h (cgraph_edge): New field uid.
13681 (cgraph_edge_hook): New type.
13682 (cgraph_node_hook): New type.
13683 (cgraph_2edge_hook): New type.
13684 (cgraph_2node_hook): New type.
13686 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13688 * config.in: Regenerate.
13690 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13692 * gcc.c (print_sysroot): New.
13693 (option_map, display_help, process_command): Handle the
13694 -print-sysroot option.
13695 (main): Print the sysroot if requested.
13696 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13698 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13701 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13703 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13705 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13706 (assign_parm_setup_block_p): Also check mode of entry_parm.
13708 2008-07-07 Richard Guenther <rguenther@suse.de>
13710 * tree-ssa-structalias.h (set_used_smts): Remove.
13711 * tree-ssa-structalias.c (used_smts): Likewise.
13712 (set_used_smts): Likewise.
13713 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13714 call to set_used_smts.
13716 2008-07-07 Richard Guenther <rguenther@suse.de>
13718 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13719 (new_var_info): Set it to false.
13720 (solution_set_add): Correctly handle pointers outside a var and
13722 (type_safe): Treat variables with is_full_var properly.
13723 (do_sd_constraint): Likewise.
13724 (do_ds_constraint): Likewise.
13725 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13726 (get_constraint_for_ptr_offset): New function.
13727 (get_constraint_for_component_ref): For addresses at least include
13728 the last field of the variable. Handle is_full_vars properly.
13729 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13730 (handle_ptr_arith): Remove.
13731 (find_func_aliases): Simplify assignment handling.
13732 (create_function_info_for): For parameter and result varinfos set
13734 (create_variable_info_for): Set is_full_var flag whenever we
13735 just created a single varinfo for a decl.
13736 (init_alias_vars): Initialize use_field_sensitive from
13737 max-fields-for-field-sensitive parameter.
13739 2008-07-07 Richard Guenther <rguenther@suse.de>
13741 PR tree-optimization/36713
13742 * tree-flow-inline.h (is_call_used): New function.
13743 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13744 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13745 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13747 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13749 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13751 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13753 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13755 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13756 Nathan Sidwell <nathan@codesourcery.com>
13758 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13759 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13761 * config/m68k/t-linux: New.
13762 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13765 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13767 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13768 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13771 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13773 * gcc.c (execute): Fix -Wc++-compat warning.
13775 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13778 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13779 constant for little endian.
13781 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13783 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13784 mips_base_mips16 instead of TARGET_MIPS16.
13785 (mips_base_mips16): Declare.
13786 * config/mips/mips.c (mips_base_mips16): Make global.
13787 (was_mips16_p): Remove GTY marker.
13788 (was_mips16_pch_p): New variable.
13789 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13790 (mips_override_options): Force to non-MIPS16 mode initially.
13791 Do not complain about MIPS16 PIC incompatibilities here.
13792 Only allow -mgpopt if -mexplicit-relocs is in force for
13795 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13797 * configure.ac: Check for caddr_t, define to char * if not defined.
13798 * configure: Regenerate.
13799 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13800 (mmap_gt_pch_use_address): Likewise.
13801 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13803 2008-07-06 Richard Guenther <rguenther@suse.de>
13805 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13806 (new_var_info): Deal with it.
13807 (solution_set_add): Likewise.
13808 (bitpos_of_field): Make signed, fix.
13809 (struct fieldoff): Remove type and decl fields. Make size field
13810 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13812 (fieldoff_compare): Deal with it.
13813 (push_fields_onto_fieldstack): Remove has_union argument, glob
13814 adjacent non-pointer fields together.
13815 (create_function_info_for): Do not set has_union.
13816 (create_variable_info_for): Simplify.
13818 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13820 * config.gcc (extra_headers): Add cross-stdarg.h for target
13821 x86_64-*-* and i?86-*-*.
13822 * config/i386/cross-stdarg.h: New.
13823 * builtins.c (std_fn_abi_va_list): New.
13824 (std_canonical_va_list_type): New.
13825 (stabilize_va_list): Replace va_list_type_node use by
13826 mtarget.canonical_va_list_type.
13827 (gimplify_va_arg_expr): Likewise.
13828 (expand_builtin_va_copy): Replace va_list_type_node use by
13829 mtarget.fn_abi_va_list.
13830 * tree-sra.c (is_va_list_type): New helper.
13831 (decl_can_be_decomposed_p): Replace
13832 va_list_type_node use by is_va_list_type.
13833 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13834 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13835 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13836 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13837 (ix86_enum_va_list): New.
13838 * config/i386/i386.c (sysv_va_list_type_node): New.
13839 (ms_va_list_type_node): New.
13840 (ix86_function_type_abi): Remove sorry.
13841 (ix86_build_builtin_va_list_abi): New.
13842 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13843 for 64-bit targets.
13844 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13845 (ix86_init_builtins_va_builtins_abi): New.
13846 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13847 for 64-bit targets.
13848 (ix86_handle_abi_attribute): New.
13849 (attribute_spec): Add sysv_abi and ms_abi.
13850 (ix86_fn_abi_va_list): New.
13851 (ix86_canonical_va_list_type): New.
13852 (ix86_enum_va_list): New.
13853 (TARGET_FN_ABI_VA_LIST): New.
13854 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13855 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13856 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13857 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13858 (TARGET_ENUM_VA_LIST): New.
13859 * expr.h (std_fn_abi_va_list): New.
13860 (std_canonical_va_list_type): New.
13861 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13862 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13863 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13864 TARGET_CANONICAL_VA_LIST_TYPE.
13865 * target.h (struct gcc_target): Add fn_abi_va_list hook
13866 and canonical_va_list_type hook.
13868 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13870 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13871 integral and pointer types.
13873 2008-07-04 Roger Sayle <roger@eyesopen.com>
13875 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13876 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13878 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13881 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13883 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13885 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13886 build_gimple_modify_stmt.
13887 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13888 gimple operand. Use fold_build* instead of build*.
13890 2008-07-04 Richard Guenther <rguenther@suse.de>
13892 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13893 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13894 properly to compute the reachability set if we do field-sensitive PTA.
13895 * invoke.texi (max-fields-for-field-sensitive): Document default.
13896 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13897 100 for optimize >= 2.
13899 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13901 * ggc-zone.c (lookup_page_table_if_allocated,
13902 set_page_table_entry, zone_find_object_size, alloc_small_page,
13903 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13904 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13905 -Wc++-compat and/or -Wcast-qual warnings.
13907 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13910 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13911 pic_offset_table_rtx to be marked as used here.
13912 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13913 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13914 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13915 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13916 !TARGET_SECURE_PLT.
13918 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13920 * alloc-pool.c (hash_descriptor, eq_descriptor,
13921 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13922 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13924 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13925 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13926 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13927 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13930 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13932 * tree-flow.h (loop_only_exit_p): Declare.
13933 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13934 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13935 the number of iterations if it is constant. Otherwise, if this is the
13936 only possible exit of the loop, use the conservative estimate on the
13937 number of iterations of the entire loop if available.
13939 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13941 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13942 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13943 Add synchronization functions.
13944 * config/sync.c: New file.
13945 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13946 (LIBGCC_SYNC_CFLAGS): Likewise.
13948 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13951 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13952 (*pushtf_sse): New insn pattern.
13953 (pushtf splitters): New splitters.
13955 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13957 PR middle-end/35736
13958 * predict.c (build_predict_expr): Use void_type_node for the tree
13959 type, instead of NULL_TREE.
13961 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13963 * config/i386/i386.c (contains_aligned_value_p): Return true
13965 (ix86_data_alignment): Align TCmode to 128bits.
13966 (ix86_local_alignment): Likewise.
13968 2008-07-03 Andrew Haley <aph@redhat.com>
13971 * vec.h (VEC_TA): New.
13972 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13973 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13974 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13975 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13976 (C_COMMON_FIXED_TYPES): Remove first arg.
13977 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13978 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13979 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13980 not to use empty macro arguments.
13982 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13984 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13985 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13986 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13987 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13988 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13989 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13990 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13991 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13992 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13993 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13994 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13995 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13996 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13997 config/rs6000/e500crtres64gpr.asm,
13998 config/rs6000/e500crtres64gprctr.asm,
13999 config/rs6000/e500crtrest32gpr.asm,
14000 config/rs6000/e500crtrest64gpr.asm,
14001 config/rs6000/e500crtresx32gpr.asm,
14002 config/rs6000/e500crtresx64gpr.asm,
14003 config/rs6000/e500crtsav32gpr.asm,
14004 config/rs6000/e500crtsav64gpr.asm,
14005 config/rs6000/e500crtsav64gprctr.asm,
14006 config/rs6000/e500crtsavg32gpr.asm,
14007 config/rs6000/e500crtsavg64gpr.asm,
14008 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14009 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14010 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14011 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14012 config/sparc/sol2-cn.asm: Remove .file directives.
14014 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14016 * resource.c (mark_referenced_resources): Look inside
14017 UNSPEC_VOLATILEs and ASM_INPUTs.
14019 2008-07-02 Ian Lance Taylor <iant@google.com>
14021 * rtlanal.c (add_reg_note): New function.
14022 * rtl.h (add_reg_note): Declare.
14023 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14024 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14025 * builtins.c (expand_builtin_longjmp): Likewise.
14026 (expand_builtin_nonlocal_goto): Likewise.
14027 * calls.c (emit_call_1, expand_call): Likewise.
14028 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14029 * cfglayout.c (fixup_reorder_chain): Likewise.
14030 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14031 (commit_one_edge_insertion): Likewise.
14032 * combine.c (move_deaths, distribute_notes): Likewise.
14033 * df-problems.c (df_set_note): Likewise.
14034 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14035 (set_unique_reg_note): Likewise.
14036 (emit_copy_of_insn_after): Likewise.
14037 * expr.c (expand_expr_real): Likewise.
14038 * gcse.c (add_label_notes): Likewise.
14039 * haifa-sched.c (create_check_block_twin): Likewise.
14040 * jump.c (mark_jump_label_1): Likewise.
14041 * loop-doloop.c (add_test, doloop_modify): Likewise.
14042 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14043 * lower-subreg.c (move_eh_region_note): Likewise.
14044 * optabs.c (emit_libcall_block): Likewise.
14045 * predict.c (predict_insn): Likewise.
14046 (combine_predictions_for_insn): Likewise.
14047 * recog.c (peephole2_optimize): Likewise.
14048 * regmove.c (try_auto_increment): Likewise.
14049 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14050 * reload.c (find_reloads): Likewise.
14051 * reload1.c (fixup_eh_region_note): Likewise.
14052 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14053 * reorg.c (delete_prior_computation): Likewise.
14054 (delete_computation, dbr_schedule): Likewise.
14055 * config/pa/pa.c (legitimize_pic_address): Likewise.
14056 * config/sh/sh.c (sh_reorg): Likewise.
14058 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14061 * config/libgcc-glibc.ver: Add %exclude.
14062 * config/m32r/libgcc-glibc.ver: Likwise.
14063 * config/s390/libgcc-glibc.ver: Likwise.
14064 * config/sh/libgcc-glibc.ver: Likwise.
14065 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14067 * config/i386/libgcc-glibc.ver: New.
14069 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14071 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14073 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14074 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14075 i[34567]86-*-linux*, x86_64-*-linux*. Add
14076 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14077 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14078 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14079 i[34567]86-*-linux*, x86_64-*-linux*.
14081 * libgcc-std.ver: Add empty GCC_4.4.0.
14083 * mkmap-symver.awk: Support multiple versions per symbol.
14085 * config/i386/i386.c (ix86_init_builtins): Always define
14086 __builtin_fabsq and __builtin_copysignq with fallbacks.
14087 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14088 and __builtin_copysignq if SSE2 isn't available.
14090 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14091 (LIBGCC2_TF_CEXT): Likwise.
14092 (TF_SIZE): Likwise.
14094 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14096 * config/i386/sfp-machine.h: Moved to libgcc.
14098 * config/i386/sfp-machine.h: New.
14099 * config/i386/t-linux: Likwise.
14101 * config/i386/t-darwin: Remove softfp_wrap_start and
14103 * config/i386/t-darwin64: Likewise.
14105 * config/i386/t-fprules-softfp64: Renamed to ...
14106 * config/i386/t-fprules-softfp: This.
14108 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14109 and softfp_wrap_end.
14111 2008-07-02 Jason Merrill <jason@redhat.com>
14113 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14115 * tree.c (ctor_to_list): New fn.
14116 * tree.h: Declare it.
14117 (CONSTRUCTOR_ELT): New macro.
14118 (CONSTRUCTOR_NELTS): New macro.
14120 2008-07-02 Richard Guenther <rguenther@suse.de>
14122 * tree-ssa-structalias.c (struct variable_info): Reorder
14123 to fill padding on 64bit hosts. Make collapsed_to an int.
14124 (get_varinfo_fc): Deal with that.
14125 (new_var_info): Likewise.
14126 (collapse_rest_of_var): Likewise.
14128 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14130 * doc/install.texi (--enable-java-home): Document.
14131 (--enable-aot-compile-rpm): Likewise.
14132 (--with-arch-directory): Likewise.
14133 (--with-os-directory): Likewise.
14134 (--with-origin-name): Likewise.
14135 (--with-arch-suffix): Likewise.
14136 (--with-jvm-root-dir): Likewise.
14137 (--with-jvm-jar-dir): Likewise.
14138 (--with-python-dir): Likewise.
14140 2008-07-02 Richard Guenther <rguenther@suse.de>
14142 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14143 from decls explicitly. Merge operand checking from tuples.
14145 2008-07-02 Martin Jambor <mjambor@suse.cz>
14147 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14149 2008-07-02 Martin Jambor <mjambor@suse.cz>
14151 * tree-switch-conversion.c: Included timevar.h
14152 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14154 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14156 2008-07-02 Martin Jambor <mjambor@suse.cz>
14158 * tree-switch-conversion.c: Corrected various comments and
14160 (build_constructors): Fixed minor formatting mistakes.
14162 * invoke.texi (Optimize Options): Corrected the
14163 switch-conversion-max-branch-ratio parameter.
14165 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14167 * final.c (asm_insn_count): Return zero for an empty asm body.
14169 2008-07-02 Richard Guenther <rguenther@suse.de>
14171 * bitmap.h (bitmap_set_bit): Return bool.
14172 (bitmap_clear_bit): Likewise.
14173 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14174 write to the bitmap if it would.
14175 (bitmap_clear_bit): Likewise.
14176 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14177 bitmap_set_bit return value.
14178 (add_pred_graph_edge): Likewise.
14179 (add_graph_edge): Likewise.
14180 (do_sd_constraint): Likewise.
14181 (do_ds_constraint): Likewise.
14183 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14185 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14186 Fix -Wc++-compat and/or -Wcast-qual warnings.
14187 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14188 gen_regparm_prefix): Likewise.
14189 * vmsdbgout.c (write_modbeg, lookup_filename,
14190 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14192 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14194 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14195 defaults.h definition apply.
14197 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14199 * function.c (assign_parm_remove_parallels): New.
14200 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14202 (assign_parm_setup_block): Do not handle them.
14203 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14204 assign_parm_remove_parallels.
14206 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14208 * c-typeck.c (convert_for_assignment): Use
14209 vector_targets_convertible_p.
14210 * c-common.c (vector_targets_convertible_p): New.
14211 * c-common.h (vector_targets_convertible_p): New prototype.
14212 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14213 opaque_p_V2SI_type_node.
14215 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14217 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14220 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14222 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14223 TFmode constants via two element DImode vector for hosts with
14224 HOST_BITS_PER_WIDE_INT < 64.
14225 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14226 also for HOST_BITS_PER_WIDE_INT < 64.
14228 2008-07-01 Richard Guenther <rguenther@suse.de>
14230 PR tree-optimization/36666
14231 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14232 (get_constraint_exp_from_ssa_var): Split into ...
14233 (get_constraint_exp_for_temp): ... this ...
14234 (get_constraint_for_ssa_var): ... and that.
14235 Return constraint expressions for all touched sub-fields
14236 if the results address is not taken.
14237 (process_constraint): Remove assertion that aggregate
14238 assignments do not happen at this place.
14239 (get_constraint_for_component_ref): Add address_p argument.
14240 Return constraint expressions for all touched sub-fields
14241 if the results address is not taken.
14242 (do_deref): Use get_constraint_exp_for_temp.
14243 (get_constraint_for_1): Rename from ...
14244 (get_constraint_for): ... this. Add the old function as wrapper.
14245 (do_structure_copy): Use get_constraint_for_1.
14247 2008-07-01 Martin Jambor <mjambor@suse.cz>
14249 * Makefile.in (tree-switch-conversion.o): Add.
14250 (OBJS-common): Add tree-swtch-conversion.o.
14251 * passes.c (init_optimization_passes): Add pass_convert_switch.
14252 * tree-pass.h: (pass_convert_switch): Add.
14253 * tree-switch-conversion.c: New file.
14254 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14255 * common.opt (ftree-cswtch): New option.
14256 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14257 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14258 * opts.c (decode_options): Set flag_tree_switch_conversion when
14259 optimization level is >= 2.
14260 * doc/invoke.texi (Optimize Options): Added description of
14261 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14263 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14265 * config/darwin-driver.c (darwin_default_min_version): Fix
14266 -Wc++-compat warnings.
14268 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14270 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14273 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14275 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14277 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14279 PR rtl-optimization/34744
14280 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14281 (df_scan_free_internal): Free data structures not
14282 allocated in storage pools.
14283 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14284 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14285 df_scan_free_mws_vec.
14286 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14289 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14291 * config/i386/i386.c (contains_aligned_value_p): Return true
14293 (ix86_function_arg_boundary): Return its natural boundary
14295 (return_in_memory_32): Don't check TDmode.
14296 (ix86_split_to_parts): Support splitting into 4 parts and
14297 support TFmode for 32bit target.
14298 (ix86_split_long_move): Support splitting into 4 parts.
14299 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14301 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14302 (ix86_init_builtins): Here.
14303 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14304 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14305 'q' and 'w', respectively.
14307 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14309 (movtf_internal): Likewise.
14310 (<code>tf2): Likewise.
14311 (*absnegtf2_sse): Likewise.
14312 (copysign<mode>3): Likewise.
14313 (copysign<mode>3_const): Likewise.
14314 (copysign<mode>3_var): Likewise.
14315 (define_split UNSPEC_COPYSIGN): Likewise.
14316 * config/i386/sse.md (*nandtf3): Likewise.
14317 (<code>tf3): Likewise.
14318 (*<code>tf3): Likewise.
14320 2008-06-30 Joey Ye <joey.ye@intel.com>
14321 H.J. Lu <hongjiu.lu@intel.com>
14323 * global.c (compute_regsets): Set frame_pointer_needed here.
14324 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14326 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14328 * doc/install.texi (specific): Expand Windows build notes.
14330 2008-06-30 Ira Rosen <irar@il.ibm.com>
14332 PR tree-optimization/36648
14333 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14334 number of prolog iterations by step. Fix the comment.
14336 2008-06-30 Richard Guenther <rguenther@suse.de>
14338 PR middle-end/36671
14339 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14340 handle calls from ECF_MALLOC functions.
14341 (handle_pure_call): ECF_MALLOC functions do not return
14343 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14345 2008-06-29 Andreas Schwab <schwab@suse.de>
14347 * config/m68k/m68k.c (print_operand): Always print a float
14349 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14350 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14353 * config/rs6000/x-linux64: Remove never used file.
14355 2008-06-29 Richard Guenther <rguenther@suse.de>
14357 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14359 (struct alias_info): Move ...
14360 * tree-ssa-alias.c: ... here.
14361 (update_alias_info): Declare.
14362 (compute_may_aliases): Call it.
14363 (update_alias_info): New function.
14364 * tree-ssa-structalias.c (update_alias_info): Move ...
14365 * tree-ssa-alias.c (update_alias_info_1): ... here.
14366 * tree-ssa-structalias.c (process_constraint_1): Remove
14367 unused from_call argument. Rename to ...
14368 (process_constraint): ... this. Delete old wrapper.
14369 (make_constraint_to): Adjust callers.
14370 (handle_const_call): Likewise.
14371 (handle_pure_call): Likewise.
14372 (init_base_vars): Likewise.
14373 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14374 (find_func_aliases): We don't need structure copies for
14376 (make_constraint_from_anything): Remove.
14377 (create_variable_info_for): For globals make constraints
14378 from escaped, not from anything.
14379 (compute_points_to_sets): Do not call update_alias_info.
14380 (ipa_pta_execute): Use make_constraint_from.
14382 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14384 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14385 (bitmap.o-warn, dominance.o-warn): New.
14386 * configure.ac (cxx_compat_warn): Delete.
14387 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14388 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14390 * configure: Regenerate.
14392 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14395 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14397 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14398 * df-scan.c (df_notes_rescan): Likewise.
14399 * ggc-page.c (set_page_table_entry): Likewise.
14400 * intl.c (gcc_gettext_width): Likewise.
14401 * varasm.c (get_unnamed_section, get_noswitch_section,
14402 get_section): Likewise.
14404 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14406 * regrename.c (build_def_use): Don't copy RTX.
14408 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14410 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14411 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14412 punctuation. Use @ref instead of @xref.
14413 (Function Names): Remove stray @display/@end display.
14414 (C++ Attributes): Use @ref instead of @xref.
14415 (Deprecated Features): Fix punctuation around @xref.
14416 (Backwards Compatibility): Likewise.
14417 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14419 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14421 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14422 constants for E500 double.
14424 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14426 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14427 element type of const_vector.
14429 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14431 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14432 Remove FLAGS_REG clobber from expander pattern.
14433 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14434 (anddi3, andsi3, andhi3, andqi3): Ditto.
14435 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14436 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14437 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14438 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14439 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14440 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14441 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14442 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14444 2008-06-28 Richard Guenther <rguenther@suse.de>
14446 * tree-ssa-structalias.c (callused_id, var_callused,
14447 callused_tree): Add.
14448 (handle_pure_call): New function.
14449 (find_func_aliases): Call it.
14450 (find_what_p_points_to): Handle the call-used set.
14451 (clobber_what_escaped): Likewise.
14452 (compute_call_used_vars): New function.
14453 (init_base_vars): Init the call-used variable.
14454 (do_sd_constraint): Do not propagate the solution from CALLUSED
14455 but use CALLUSED as a placeholder.
14456 (solve_graph): Likewise.
14457 * tree-flow-inline.h (gimple_call_used_vars): New function.
14458 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14459 (compute_call_used_vars): Declare.
14460 * tree-ssa-alias.c (set_initial_properties): Call
14461 compute_call_used_vars.
14462 (reset_alias_info): Clear call-used variables.
14463 (add_call_clobber_ops): Assert we are not called for const/pure
14464 functions. Remove handling of them.
14465 (add_call_read_ops): Handle pure functions by adding the
14466 call-used set of variables as VUSEs.
14467 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14468 (delete_tree_ssa): Free it.
14469 * tree-dfa.c (remove_referenced_var): Clear the var from the
14472 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14474 * tree.c (build_varargs_function_type_list): New.
14475 (build_function_type_list_1): New.
14476 (build_function_type_list): Use build_function_type_list_1.
14477 * tree.h (build_varargs_function_type_list): New.
14479 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14482 * config/spu/spu.c (spu_builtin_splats): Do not generate
14483 invalid CONST_VECTOR expressions.
14484 (spu_expand_vector_init): Likewise.
14486 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14488 * optabs.c (libfunc_decls): New variable.
14489 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14490 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14491 for the same function twice.
14493 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14495 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14496 ix86_expand_binary_operator directly.
14497 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14499 (*ashrti3_1): Ditto.
14500 (*lshrti3_1): Ditto.
14501 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14502 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14503 using only one splitter. Conditionaly execute splitter before or
14504 after peephole2 pass.
14505 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14506 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14507 Use only one alternative in asm template.
14508 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14510 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14511 "J" operand constraint for operand 2.
14512 (*ashldi3_cconly_rex64): Ditto.
14513 (*ashrdi3_cmp_rex64): Ditto.
14514 (*ashrdi3_cconly_rex64): Ditto.
14515 (*lshrdi3_cmp_rex64): Ditto.
14516 (*lshrdi3_cconly_rex64): Ditto.
14517 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14518 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14519 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14522 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14524 * gimplify.c (omp_is_private): Don't return true if decl is not
14525 already private on #pragma omp for or #pragma omp parallel for.
14528 * tree-cfg.c (struct move_stmt_d): Replace block field with
14529 orig_block and new_block fields.
14530 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14531 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14532 (move_block_to_fn): Replace vars_map and new_label_map arguments
14533 with struct move_stmt_d pointer.
14534 (replace_block_vars_by_duplicates): New function.
14535 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14536 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14537 all subblocks of ORIG_BLOCK to the new function. Call
14538 replace_block_vars_by_duplicates.
14539 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14540 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14541 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14542 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14543 (expand_omp): Temporarily set input_location to the location of
14544 region's controlling stmt.
14545 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14546 BIND_EXPR, push ctx->block_vars and gimplification vars into
14547 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14548 into dest function.
14549 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14550 there are any BLOCK_VARS.
14551 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14552 OMP_PARALLEL or OMP_TASK stmt.
14553 (lower_omp): Save and restore input_location around the lower_omp_1
14556 2008-06-27 Richard Guenther <rguenther@suse.de>
14558 PR tree-optimization/36400
14559 PR tree-optimization/36373
14560 PR tree-optimization/36344
14561 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14562 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14563 (update_alias_info): Remove call clobbering code.
14564 (make_constraint_to): New helper function.
14565 (make_escape_constraint): Likewise.
14566 (handle_rhs_call): Use it on all pointer containing arguments.
14567 Also mark the static chain escaped.
14568 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14569 instead of ANYTHING.
14570 (make_constraint_from): New helper split out from ...
14571 (make_constraint_from_anything): ... here.
14572 (find_func_aliases): Add constraints for escape sites.
14573 (intra_create_variable_infos): Make constraints from NONLOCAL
14575 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14577 (clobber_what_p_points_to): Remove.
14578 (clobber_what_escaped): New function.
14579 (init_base_vars): Init NONLOCAL and ESCAPED.
14580 (do_sd_constraint): Do not propagate the solution from ESCAPED
14581 but use ESCAPED as a placeholder.
14582 (solve_graph): Likewise.
14583 * tree-flow.h (clobber_what_p_points_to): Remove.
14584 (clobber_what_escaped): Declare.
14585 * tree-ssa-alias.c (set_initial_properties): Call it.
14586 Remove code clobbering escaped pointers.
14588 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14590 * function.c (allocate_struct_function): Only allocate a unique
14591 funcdef_no if the decl is nonzero.
14593 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14595 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14596 * config/mips/mips.c (mips_split_const_insns): New function.
14597 * config/mips/mips.md (move_type): New attribute.
14598 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14599 (dword_mode): New attribute.
14600 (type): Avoid long line. Map "move_type"s to "type"s,
14601 choosing "multi" for doubleword moves if appropriate.
14602 Swap MTC/MFC comments to match their declaration order.
14603 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14604 "type" is "branch" or "jal" is "direct".
14605 (length): Handle "extended_mips16" first. Make the default
14606 "0" for "ghost" instructions. Set the length from "move_type".
14607 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14608 of "type", with "sll0" for the register alternative. Remove the
14609 "extended_mips16" attribute.
14610 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14611 of "type", with "shift_shift" for the register alternative.
14612 Remove the "length" attribute.
14613 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14614 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14615 of "type", with "andi" for the register alternative.
14616 (*zero_extendqihi2): Likewise.
14617 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14618 of "andi" instead of a "type" of "arith".
14619 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14621 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14622 (mov_<store>r, *mov<mode>_ra): Likewise.
14623 (extendsidi2): Use "move_type" instead of "type", with "move"
14624 for the register alternative.
14625 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14626 of "type", with "signext" for the register alternative.
14627 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14628 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14629 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14630 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14631 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14632 (unnamed branch insn): Likewise.
14633 (*movdi_gp32_fp64): Fold into...
14634 (*movdi_32bit): ...here.
14635 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14636 (*movdf_hardfloat): ...this new pattern.
14637 (*movdf_softfloat): Remove redundant FPR alternatives.
14638 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14639 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14640 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14641 the "move" attribute.
14642 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14643 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14644 and "store" for COP loads and stores.
14645 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14646 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14647 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14648 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14649 (*movtf_mips16, *movv2sf): Likewise.
14650 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14651 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14652 (mfhc1<mode>): Use "move_type" instead of "move".
14653 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14654 (loadgp_blockage): Remove the "length" attribute.
14655 (blockage, set_got_version, update_got_version): Likewise.
14656 (call_internal): Remove the "extended_mips16" attribute.
14657 (call_value_internal, call_value_multiple_internal): Likewise.
14658 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14660 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14661 the "length" attribute.
14663 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14665 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14666 -Wcast-qual warnings.
14667 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14668 handle_pragma_pop_macro): Likewise.
14669 * collect2.c (resolve_lib_name): Likewise.
14670 * config/arc/arc.c (arc_init): Likewise.
14671 * config/arm/arm.c (neon_builtin_compare,
14672 locate_neon_builtin_icode): Likewise.
14673 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14674 * config/bfin/bfin.c (bfin_init_machine_status,
14675 bfin_optimize_loop): Likewise.
14676 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14677 * config/cris/cris.c (cris_init_expanders): Likewise.
14678 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14679 * config/darwin.c (machopic_indirection_eq,
14680 machopic_indirection_name, machopic_output_indirection): Likewise.
14681 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14682 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14683 frv_optimize_membar): Likewise.
14684 * config/i386/cygwin.h (mingw_scan,
14685 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14686 * config/i386/cygwin1.c (mingw_scan): Likewise.
14687 * config/i386/i386.c (machopic_output_stub): Likewise.
14688 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14689 i386_pe_unique_section): Likewise.
14690 * config/ia64/ia64.c (ia64_init_machine_status,
14691 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14693 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14694 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14695 * config/m68k/m68k.c (m68k_handle_option,
14696 m68k_sched_md_init_global): Likewise.
14697 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14698 mcore_unique_section): Likewise.
14699 * config/mips/mips.c (mips_block_move_straight,
14700 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14702 * config/mmix/mmix.c (mmix_init_machine_status,
14703 mmix_encode_section_info): Likewise.
14704 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14705 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14706 print_operand_address, output_toc, redefine_groups,
14707 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14708 * config/s390/s390.c (s390_init_machine_status): Likewise.
14709 * config/score/score.c (score_block_move_straight,
14710 score_block_move_loop_body): Likewise.
14711 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14712 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14713 * emit-rtl.c (find_auto_inc): Likewise.
14714 * gcc.c (translate_options, process_command): Likewise.
14715 * reorg.c (dbr_schedule): Likewise.
14716 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14717 * xcoffout.c (xcoffout_declare_function): Likewise.
14719 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14721 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14722 ipa-pta working again.
14724 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14726 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14729 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14731 * config.gcc (powerpc*-*-*): Add new core e500mc.
14732 * config/rs6000/e500mc.md: New file.
14733 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14735 (rs6000_override_options): Add e500mc case to
14736 processor_target_table. Altivec and Spe options not allowed
14737 with e500mc. Add isel instruction to e500mc by
14738 default. Initialize rs6000_cost for e500mc.
14739 (rs6000_issue_rate): Set issue rate for e500mc.
14740 * config/rs6000/rs6000.h (processor_type): Add
14741 PROCESSOR_PPCE500MC.
14742 (ASM_CPU_SPEC): Add e500mc.
14743 Set TARGET_ISEL to rs6000_isel.
14744 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14745 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14746 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14748 * doc/invoke.texi: Add e500mc to list of cpus.
14750 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14753 * c-lex.c (lex_charconst): Initialize unsignedp.
14755 2008-06-27 Olivier Hainque <hainque@adacore.com>
14757 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14758 documented assumptions.
14760 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14762 * dwarf2out.c: Remove trailing white spaces. Break long line
14765 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14767 * libfuncs.h (LTI_synchronize): New libfunc_index.
14768 (synchronize_libfunc): Declare.
14769 * builtins.c (expand_builtin_synchronize): Consider using
14770 synchronize_libfunc before falling back on an asm blockage.
14771 * config/mips/mips.c: Include libfuncs.h
14772 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14774 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14776 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14777 parameter. Copy stack_reg to r11 where appropriate.
14778 (no_global_regs_above): Add gpr parameter.
14779 (rs6000_stack_info): Only add padding for SPE save area if we
14780 are saving SPE GPRs and CR.
14781 (saveres_routine_syms): New variable.
14782 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14784 (rs6000_savres_routine_sym): New function.
14785 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14787 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14788 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14789 Tweak FPR out-of-line saving.
14790 (rs6000_make_savres_rtx): New function.
14791 (rs6000_use_multiple_p): New function.
14792 (rs6000_savres_strategy): New function.
14793 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14794 out-of-line if appropriate.
14795 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14796 if we are optimizing for size.
14797 (GP_SAVE_INLINE): Define.
14798 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14799 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14800 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14801 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14802 (*save_fpregs_<mode>): Add use of r11.
14803 (*restore_gpregs_<mode>): New insn.
14804 (*return_and_restore_gpregs_<mode>): New insn.
14805 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14807 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14808 (*restore_gpregs_spe): New insn.
14809 (*return_and_restore_gpregs_spe): New insn.
14810 * config/rs6000/predicates.md (save_world_operation): Fix check.
14812 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14814 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14815 this point, so assert that.
14817 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14819 * cfganal.c: Include vec.h and vecprim.h.
14820 (compute_idf): Import from...
14821 * tree-into-ssa (compute_idf): ...here.
14822 * basic-block.h (compute_idf): Export.
14824 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14826 * c-decl.c (merge_decls): Use !current_function_decl to check for
14827 extern declaration of C99 inline function being at file scope.
14829 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14831 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14833 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14835 * alias.c (record_alias_subset, init_alias_analysis): Fix
14836 -Wc++-compat and/or -Wcast-qual warnings.
14837 * attribs.c (lookup_attribute_spec): Likewise.
14838 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14839 copy_bb, connect_traces,
14840 find_rarely_executed_basic_blocks_and_cr): Likewise.
14841 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14842 note_btr_set, migrate_btr_defs): Likewise.
14843 * builtins.c (result_vector, expand_builtin_memcpy,
14844 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14845 builtin_memset_read_str, expand_builtin_printf,
14846 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14848 * caller-save.c (mark_set_regs): Likewise.
14849 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14850 * cgraph.c (cgraph_edge): Likewise.
14851 * combine.c (likely_spilled_retval_1): Likewise.
14852 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14853 htab_counts_entry_del, get_coverage_counts): Likewise.
14854 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14855 new_cselib_val): Likewise.
14856 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14857 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14859 * df-core.c (df_compact_blocks): Likewise.
14860 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14861 * df-scan.c (df_grow_reg_info, df_ref_create,
14862 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14863 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14864 df_record_entry_block_defs, df_record_exit_block_uses,
14865 df_bb_verify): Likewise.
14866 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14867 DF_REF_EXTRACT_MODE_CONST): New.
14868 * dominance.c (get_immediate_dominator, get_dominated_by,
14869 nearest_common_dominator, root_of_dom_tree,
14870 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14871 -Wc++-compat and/or -Wcast-qual warnings.
14872 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14873 record_store, replace_read, check_mem_read_rtx, scan_insn,
14874 dse_step1, dse_record_singleton_alias_set): Likewise.
14875 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14877 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14879 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14880 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14881 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14882 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14883 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14884 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14885 file_name_acquire, output_file_names, add_const_value_attribute,
14886 premark_used_types_helper, file_table_eq, file_table_hash,
14887 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14888 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14889 -Wcast-qual warnings.
14890 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14891 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14892 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14893 gen_reg_rtx, start_sequence, init_emit): Likewise.
14894 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14895 * except.c (init_eh_for_function, gen_eh_region,
14896 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14897 arh_to_landing_pad, arh_to_label, add_action_record,
14898 add_call_site, switch_to_exception_section): Likewise.
14899 * expmed.c (synth_mult): Likewise.
14900 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14901 store_expr): Likewise.
14902 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14904 * function.c (assign_stack_temp_for_type,
14905 allocate_struct_function, match_asm_constraints_1): Likewise.
14906 * gcov-io.c (gcov_allocate): Likewise.
14907 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14908 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14909 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14910 record_one_set, insert_expr_in_table, insert_set_in_table,
14911 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14912 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14913 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14914 -Wcast-qual warnings.
14916 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14918 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14919 -Wcast-qual warnings.
14920 * gcc.c (process_command): Likewise.
14921 * genattrtab.c (oballoc): Use XOBNEW.
14922 (oballocvec): Define.
14923 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14924 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14925 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14926 -Wc++-compat and/or -Wcast-qual warnings.
14927 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14928 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14929 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14930 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14931 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14932 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14933 add_excls, process_presence_absence_names,
14934 process_presence_absence_patterns, add_presence_absence,
14935 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14936 get_free_state, add_arc, get_free_automata_list_el,
14937 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14938 transform_3, cache_presence, create_ainsns, create_automata,
14939 create_state_ainsn_table, dfa_insn_code_enlarge,
14940 output_trans_func, output_min_issue_delay_func,
14941 output_dead_lock_func, output_reset_func,
14942 output_get_cpu_unit_code_func, output_dfa_start_func,
14943 expand_automata): Likewise.
14944 * genextract.c (gen_insn): Likewise.
14945 * gengtype-lex.l: Likewise.
14946 * gengtype.c (read_input_list, adjust_field_type,
14947 process_gc_options): Likewise.
14948 * genoutput.c (note_constraint): Likewise.
14949 * genpreds.c (mangle, add_constraint): Likewise.
14950 * genrecog.c (process_define_predicate, new_decision,
14951 add_to_sequence): Likewise.
14952 * gensupport.c (record_insn_name): Likewise.
14954 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14956 * config/i386/driver-i386.c (detect_caches_amd,
14957 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14958 and/or -Wcast-qual warnings.
14959 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14960 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14961 gt_pch_save): Likewise.
14962 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14963 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14964 * global.c (compute_regsets): Likewise.
14965 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14966 finish_graph_dump_file): Likewise.
14967 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14968 unlink_bb_notes): Likewise.
14969 * integrate.c (get_hard_reg_initial_val): Likewise.
14970 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14971 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14972 * local-alloc.c (update_equiv_regs): Likewise.
14973 * loop-invariant.c (check_invariant_table_size,
14974 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14976 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14977 altered_reg_used, mark_altered): Likewise.
14978 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14979 insert_var_expansion_initialization,
14980 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14981 release_var_copies): Likewise.
14982 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14983 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14984 analyze_accesses_for_phi_node, check_var_notmodified_p,
14985 check_allocation_function, find_sites_in_func,
14986 record_all_accesses_in_func, transform_access_sites,
14987 transform_allocation_sites): Likewise.
14988 * omp-low.c (new_omp_region, create_omp_child_function_name,
14989 check_omp_nesting_restrictions, check_combined_parallel,
14990 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14991 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14992 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14993 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14995 * opts-common.c (prune_options): Likewise.
14996 * opts.c (add_input_filename, print_filtered_help,
14997 get_option_state): Likewise.
14998 * params.c (add_params): Likewise.
14999 * passes.c (set_pass_for_id, next_pass_1,
15000 do_per_function_toporder, pass_fini_dump_file): Likewise.
15001 * postreload.c (reload_cse_simplify_operands): Likewise.
15002 * predict.c (tree_predicted_by_p, tree_predict_edge,
15003 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15005 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15007 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15009 * recog.c (check_asm_operands, validate_change_1): Likewise.
15010 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15011 subst_asm_stack_regs): Likewise.
15012 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15013 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15014 * regmove.c (reg_is_remote_constant_p): Likewise.
15015 * regrename.c (regrename_optimize, scan_rtx_reg,
15016 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15018 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15019 regstat_compute_calls_crossed): Likewise.
15020 * reload1.c (init_reload, new_insn_chain,
15021 has_nonexceptional_receiver, reload, copy_reloads,
15022 calculate_needs_all_insns, init_elim_table): Likewise.
15023 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15024 * rtl.c (shallow_copy_rtx_stat): Likewise.
15025 * rtlanal.c (parms_set): Likewise.
15026 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15027 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15028 * sched-ebb.c (earliest_block_with_similiar_load,
15029 add_deps_for_risky_insns): Likewise.
15030 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15031 schedule_region): Likewise.
15032 * see.c (eq_descriptor_pre_extension,
15033 hash_descriptor_pre_extension, hash_del_pre_extension,
15034 eq_descriptor_properties, hash_descriptor_properties,
15035 hash_del_properties, see_seek_pre_extension_expr,
15036 see_initialize_data_structures, see_print_register_properties,
15037 see_print_pre_extension_expr, see_delete_merged_def_extension,
15038 see_delete_unmerged_def_extension, see_emit_use_extension,
15039 see_pre_delete_extension, see_map_extension, see_commit_changes,
15040 see_analyze_merged_def_local_prop,
15041 see_analyze_merged_def_local_prop,
15042 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15043 see_set_prop_merged_def, see_set_prop_unmerged_def,
15044 see_set_prop_unmerged_use, see_print_one_extension,
15045 see_merge_one_use_extension, see_merge_one_def_extension,
15046 see_store_reference_and_extension, see_update_uses_relevancy,
15047 see_update_defs_relevancy): Likewise.
15048 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15049 hash_statistics_free, curr_statistics_hash): Likewise.
15050 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15051 expand_asm_operands, expand_return, case_bit_test_cmp,
15052 expand_case): Likewise.
15053 * stor-layout.c (start_record_layout): Likewise.
15054 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15055 gt_pch_save_stringpool): Likewise.
15056 * tree-data-ref.c (hash_stmt_vertex_info,
15057 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15058 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15060 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15063 * config/i386/i386.md : Change constraints of HImode and QImode
15064 immediate operands from "i" to "n". Change SImode "ni" constraint to
15065 "i" and SImode "rmi" constraint to "g". Remove all constraints
15066 from const0_operand and const1_operand predicated operands.
15067 (i): Change QImode and HImode attribute from "i" to "n".
15068 (*subqi_2): Change HImode operands to QImode.
15071 2008-06-25 Olivier Hainque <hainque@adacore.com>
15073 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15076 2008-06-25 Richard Guenther <rguenther@suse.de>
15078 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15079 not overflow the result type.
15081 2008-06-25 Richard Guenther <rguenther@suse.de>
15083 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15084 (vn_lookup): Likewise.
15086 2008-06-25 Richard Guenther <rguenther@suse.de>
15088 PR tree-optimization/35518
15089 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15090 * tree-sra.c (instantiate_element): Use fold_build3 to build
15092 (try_instantiate_multiple_fields): Likewise.
15094 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15096 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15099 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15101 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15102 use_backchain_to_restore_sp to true
15103 if the offset of the link register save area would go over the 32k - 1
15104 offset limit of the load
15107 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15109 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15110 anchor for the type-punning blurb. Cross-reference "Structures
15111 unions enumerations and bit-fields implementation". Provide a
15112 cast-through-pointer example. Make final sentence self-contained.
15113 * doc/implement-c.texi (Structures unions enumerations and
15114 bit-fields implementation): Cross-reference the type-punning blurb
15115 in the -fstrict-aliasing documentation.
15117 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15119 PR middle-end/36594
15120 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15121 the memory instead of the memory itself for the save area.
15123 2008-06-24 Olivier Hainque <hainque@adacore.com>
15124 Nicolas Roche <roche@adacore.com>
15126 * gengtype.c (srcdir_len): size_t instead of int.
15127 (get_file_realbasename): New function. For F a filename, the real
15128 basename of F, with all the path components stripped.
15129 (get_file_srcdir_relative_path): New function. For F a filename, the
15130 relative path to F from $(srcdir).
15131 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15132 get_file_realbasename. Adjust the head comment.
15133 (get_prefix_langdir_index): New function. For F a filename, return the
15134 lang_dir_names[] relative index of the language directory that is
15136 (get_file_langdir): For F a filename, return the name of the language
15137 directory where F is located.
15138 (get_file_gtfilename): New function. The gt- output file name for an
15140 (get_output_file_with_visibility): Replace in-line computations with
15141 uses of get_file_gtfilename and get_prefix_langdir_index.
15142 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15144 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15146 PR tree-optimization/36504
15147 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15148 references without base address.
15150 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15152 PR middle-end/36584
15153 * calls.c (expand_call): Increase alignment for recursive functions.
15155 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15157 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15158 (TARGET_FUNCTION_VALUE): New define.
15159 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15160 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15162 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15164 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15165 (fmod<mode>3): Ditto.
15166 (remainderxf3): Ditto.
15167 (remainder<mode>3): Ditto.
15169 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15172 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15173 REG is a hard register.
15175 PR tree-optimization/36508
15176 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15177 499, don't check it at all in release compilers.
15179 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15181 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15182 together with SSE_TARGET_MATH to disable insn pattern.
15183 (*fop_<MODEF:mode>_2_i387): Ditto.
15184 (*fop_<MODEF:mode>_3_i387): Ditto.
15186 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15188 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15190 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15192 PR middle-end/34906
15193 * gimplify.c (gimplify_asm_expr): Check the return code of
15194 parse_output_constraint call, set function return and is_inout
15195 value if it failed.
15197 2008-06-22 Ian Lance Taylor <iant@google.com>
15199 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15200 (narrowest_signed_type): Likewise.
15201 * c-typeck.c (c_common_type): Change local variable mclass to enum
15203 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15204 tcc_comparison, not the tree code itself.
15205 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15206 (c_expand_expr): Cast modifier to enum expand_modifier.
15207 * c-common.h (C_RID_CODE): Add casts.
15208 (C_SET_RID_CODE): Define.
15209 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15210 (c_lex_one_token): Add cast to avoid warning.
15211 (c_parser_objc_type_name): Rename local typename to type_name.
15212 (check_no_duplicate_clause): Change code parameter to enum
15214 (c_parser_omp_var_list_parens): Change kind parameter to enum
15216 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15217 c_parser_omp_list_var_parens.
15218 (c_parser_omp_threadprivate): Likewise.
15219 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15220 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15221 * c-format.c (NO_FMT): Define.
15222 (printf_length_specs): Use NO_FMT.
15223 (asm_fprintf_length_specs): Likewise.
15224 (gcc_diag_length_specs): Likewise.
15225 (scanf_length_specs): Likewise.
15226 (strfmon_length_specs): Likewise.
15227 (gcc_gfc_length_specs): Likewise.
15228 (printf_flag_specs): Change 0 to STD_C89.
15229 (asm_fprintf_flag_specs): Likewise.
15230 (gcc_diag_flag_specs): Likewise.
15231 (gcc_cxxdiag_flag_specs): Likewise.
15232 (scanf_flag_specs): Likewise.
15233 (strftime_flag_specs): Likewise.
15234 (strfmon_flag_specs): Likewise.
15235 (print_char_table): Likewise.
15236 (asm_fprintf_char_table): Likewise.
15237 (gcc_diag_char_table): Likewise.
15238 (gcc_tdiag_char_table): Likewise.
15239 (gcc_cdiag_char_table): Likewise.
15240 (gcc_cxxdiag_char_table): Likewise.
15241 (gcc_gfc_char_table): Likewise.
15242 (scan_char_table): Likewise.
15243 (time_char_table): Likewis.
15244 (monetary_char_table): Likewise.
15245 * c-format.h (BADLEN): Likewise.
15247 2008-06-21 Ian Lance Taylor <iant@google.com>
15249 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15250 Define END_OF_BASE_TREE_CODES around inclusion.
15251 * tree.c (tree_code_type): New global array.
15252 (tree_code_length, tree_code_name): Likewise.
15253 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15254 $(lang_tree_files).
15255 (all-tree.def, s-alltree): New targets.
15256 (gencheck.h, s-gencheck): Remove.
15257 (tree.o): Depend upon all-tree.def.
15258 (build/gencheck.o): Remove gencheck.h dependency.
15259 (mostlyclean): Don't remove gencheck.h.
15260 * c-common.h (enum c_tree_code): Remove.
15261 * c-lang.c (tree_code_type): Remove.
15262 (tree_code_length, tree_code_name): Remove.
15263 * gencheck.c (tree_codes): Include all-tree.def, rather than
15264 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15266 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15268 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15269 (operator_name_info): Size to MAX_TREE_CODES.
15270 (assignment_operator_name_info): Likewise.
15271 * cp/cp-lang.c (tree_code_type): Remove.
15272 (tree_code_length, tree_code_name): Remove.
15273 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15274 (assignment_operator_name_info): Likewise.
15275 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15277 * cp/mangle.c (write_expression): Likewise.
15278 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15279 * fortran/f95-lang.c (tree_code_type): Remove.
15280 (tree_code_length, tree_code_name): Remove.
15281 * java/java-tree.h (enum java_tree_code): Remove.
15282 * java/lang.c (tree_code_type): Remove.
15283 (tree_code_length, tree_code_name): Remove.
15284 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15285 * objc/objc-act.h (enum objc_tree_code): Remove.
15286 * objc/objc-lang.c (tree_code_type): Remove.
15287 (tree_code_length, tree_code_name): Remove.
15288 * objcp/objcp-lang.c (tree_code_type): Remove.
15289 (tree_code_length, tree_code_name): Remove.
15290 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15291 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15292 * ada/misc.c (tree_code_type): Remove.
15293 (tree_code_length, tree_code_name): Remove.
15295 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15297 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15298 the grand_bitmap_obstack.
15300 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15302 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15303 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15304 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15305 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15306 move_stmt_r, new_label_mapper): Likewise.
15307 * tree-complex.c (cvc_lookup): Likewise.
15308 * tree-dfa.c (create_function_ann): Likewise.
15309 * tree-dump.c (dump_register): Likewise.
15310 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15311 find_phi_replacement_condition): Likewise.
15312 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15313 tree_function_versioning): Likewise.
15314 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15315 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15316 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15317 get_nonlocal_debug_decl, convert_nonlocal_reference,
15318 convert_nonlocal_omp_clauses, get_local_debug_decl,
15319 convert_local_reference, convert_local_omp_clauses,
15320 convert_nl_goto_reference, convert_nl_goto_receiver,
15321 convert_tramp_reference, convert_call_expr): Likewise.
15322 * tree-outof-ssa.c (contains_tree_r): Likewise.
15323 * tree-parloops.c (reduction_phi, initialize_reductions,
15324 eliminate_local_variables_1, add_field_for_reduction,
15325 add_field_for_name, create_phi_for_local_result,
15326 create_call_for_reduction_1, create_loads_for_reductions,
15327 create_stores_for_reduction, create_loads_and_stores_for_name):
15329 * tree-phinodes.c (allocate_phi_node): Likewise.
15330 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15331 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15332 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15333 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15334 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15335 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15336 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15337 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15338 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15339 vn_nary_op_insert): Likewise.
15340 * tree-ssa.c (redirect_edge_var_map_add,
15341 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15342 * tree-vectorizer.c (vectorize_loops): Likewise.
15343 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15344 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15345 tree_cons_stat, build1_stat, build_variant_type_copy,
15346 decl_init_priority_lookup, decl_fini_priority_lookup,
15347 decl_priority_info, decl_restrict_base_lookup,
15348 decl_restrict_base_insert, decl_debug_expr_lookup,
15349 decl_debug_expr_insert, decl_value_expr_lookup,
15350 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15351 type_hash_add, get_file_function_name, tree_check_failed,
15352 tree_not_check_failed, tree_range_check_failed,
15353 omp_clause_range_check_failed, build_omp_clause,
15354 build_vl_exp_stat): Likewise.
15355 * value-prof.c (gimple_histogram_value,
15356 gimple_duplicate_stmt_histograms): Likewise.
15357 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15358 unshare_variable, variable_union_info_cmp_pos, variable_union,
15359 dataflow_set_different_1, dataflow_set_different_2,
15360 vt_find_locations, variable_was_changed, set_variable_part,
15361 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15362 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15363 section_entry_hash, object_block_entry_eq,
15364 object_block_entry_hash, create_block_symbol,
15365 initialize_cold_section_name, default_function_rodata_section,
15366 strip_reg_name, set_user_assembler_name, const_desc_eq,
15367 build_constant_desc, output_constant_def, lookup_constant_def,
15368 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15369 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15370 default_internal_label): Likewise.
15371 * varray.c (varray_init, varray_grow): Likewise.
15372 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15374 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15376 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15377 operators for "test" insn. Macroize insn using SWI mode macro.
15378 (*jcc_fused_2): Ditto.
15379 (*jcc_fused_3): Macroize insn using SWI mode macro.
15380 (*jcc_fused_4): Ditto.
15382 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15384 * tree-ssa-pre.c: Fix typo in comment.
15385 (init_antic, fini_antic): Add explicit funtions for
15386 initializing and deinitializing ANTIC and AVAIL sets.
15387 (create_expression_by_pieces): Fix typo in comment.
15388 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15389 (execute_pre): Eventually dump details about ANTIC_IN.
15391 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15393 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15394 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15395 add_to_obstack, file_at_path, find_a_file, execute,
15396 add_preprocessor_option, add_assembler_option, add_linker_option,
15397 process_command, insert_wrapper, do_option_spec, do_self_spec,
15398 spec_path, do_spec_1, is_directory, main, used_arg,
15399 getenv_spec_function): Likewise.
15400 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15401 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15404 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15406 * doc/rtl.texi: Updated subreg section.
15408 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15411 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15412 node->needed and node->reachable.
15413 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15414 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15415 (expand_task_call): Don't call expand_task_copyfn.
15416 (expand_task_copyfn): Renamed to...
15417 (finalize_task_copyfn): ... this.
15419 2008-06-19 Jan Hubicka <jh@suse.cz>
15421 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15422 clobbering framepointer.
15424 2008-06-19 Jan Hubicka <jh@suse.cz>
15426 * tree-optimize.c (execute_early_local_optimizations): Set
15427 cgraph_state only at first invocation.
15429 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15431 * system.h (-Wc++-compat): Activate as a warning, no an error.
15433 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15435 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15436 instead of "#" in insn asm template.
15437 (*jcc_fused_2): Ditto.
15439 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15441 * config/i386/i386.h (ix86_tune_indices)
15442 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15443 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15444 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15445 (*jcc_fused_2): Ditto.
15446 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15447 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15448 (print operand): Handle 'E' and 'e' code.
15450 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15452 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15453 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15454 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15456 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15458 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15460 (cgraph_expand_function): Use local copy of decl.
15461 (cgraph_expand_all_functions): Remove redundant initialization of
15463 (cgraph_optimize): Reword internal_error message.
15465 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15467 * arm-protos.h (arm_return_in_memory): Remove public
15468 arm_return_in_memory() prototype.
15469 * arm.c (arm_return_in_memory): Add static prototype, add target
15470 hook macro, change definition and comments.
15471 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15473 2008-06-19 Ben Elliston <bje@au.ibm.com>
15475 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15476 real.c: Remove references to IEEE 754R.
15477 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15478 * doc/libgcc.texi (Decimal float library routines): Likewise.
15480 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15482 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15483 (default_unwind_word_mode): Add prototype.
15484 * targhooks.c (default_unwind_word_mode): New function.
15485 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15486 instead of word_mode.
15487 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15488 (TARGET_INITIALIZER): Use it.
15490 * c-common.c (handle_mode_attribute): Support "unwind_word"
15492 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15494 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15495 word_mode to access SjLj_Function_Context member "data".
15496 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15497 conversion from targetm.eh_return_filter_mode () to
15498 targetm.unwind_word_mode () if they differ.
15500 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15501 (BT_FN_UNWINDWORD_PTR): New function type.
15502 (BT_FN_WORD_PTR): Remove.
15503 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15504 * except.c (expand_builtin_extend_pointer): Convert pointer to
15505 targetm.unwind_word_mode () instead of word_mode.
15507 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15508 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15509 (spu_unwind_word_mode): New function.
15510 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15511 (TARGET_UNWIND_WORD_MODE): Define.
15512 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15514 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15516 * config/spu/spu.c (reg_align): Remove.
15517 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15518 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15519 (spu_split_store): Likewise.
15521 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15523 * gcc/tree-vn.c: Fix typo in comment.
15525 2008-06-18 Jan Hubicka <jh@suse.cz>
15527 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15528 toplevel reorder too.
15530 2008-06-18 Jan Hubicka <jh@suse.cz>
15532 * c-opts.c (c_common_post_options): PCH is not compatible with
15534 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15535 -fno-toplevel-reorder by default now.
15537 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15539 PR documentation/30739
15540 * doc/install.texi (Prerequisites): Document dependency on awk.
15542 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15543 Ian Lance Taylor <iant@google.com>
15545 PR rtl-optimization/35604
15546 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15547 only want to change jump destinations, not eventual label comparisons.
15549 2008-06-16 Jan Hubicka <jh@suse.cz>
15551 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15553 (cgraph_analyze_function): Likewise.
15555 2008-06-16 Jan Hubicka <jh@suse.cz>
15557 * cgraph.h (cgraph_mark_if_needed): New function.
15558 * cgraphunit.c (cgraph_mark_if_needed): New function.
15559 * c-decl.c (duplicate_decl): Use it.
15561 2008-06-16 Jan Hubicka <jh@suse.cz>
15563 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15566 2008-06-16 Jan Hubicka <jh@suse.cz>
15568 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15570 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15571 Kazu Hirata <kazu@codesourcery.com>
15572 Maxim Kuvyrkov <maxim@codesourcery.com
15574 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15575 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15576 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15577 EXTRA_SPEC_FUNCTIONS.
15578 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15579 (DRIVER_SELF_SPECS): Adjust.
15580 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15581 * config/mips/st.h, config/mips/t-st: New.
15582 * config/mips/driver-native.c, config/mips/x-native: New.
15583 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15586 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15588 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15590 (ISA_HAS_FP_CONDMOVE): New macro.
15591 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15592 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15593 (ISA_HAS_NMADD3_NMSUB3): New macro.
15594 * config/mips/mips.c (mips_rtx_costs): Update.
15595 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15596 compiling for ST Loongson 2E/2F.
15597 (madd<mode>): Rename to madd4<mode>. Update.
15598 (madd3<mode>): New pattern.
15599 (msub<mode>): Rename to msub4<mode>. Update.
15600 (msub3<mode>): New pattern.
15601 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15602 (nmadd3<mode>): New pattern.
15603 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15604 (nmadd3<mode>_fastmath): New pattern.
15605 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15606 (nmsub3<mode>): New pattern.
15607 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15608 (nmsub3<mode>_fastmath): New pattern.
15609 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15611 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15613 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15614 (DF_REF_INSN_INFO): New.
15615 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15616 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15617 with a NULL DF_REF_INSN_INFO.
15618 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15620 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15621 DF_INSN_INFO_EQ_USES): New.
15622 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15623 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15624 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15625 * df-core.c: Update comment for above changes.
15626 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15627 DF_INSN_UID_* macros.
15628 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15629 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15630 insn rtx. Update all callers.
15631 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15632 df_ref_create_structure, df_insn_refs_collect): Likewise.
15633 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15634 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15635 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15636 macros to access the insn refs.
15637 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15638 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15639 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15640 for accessing the refs.
15641 (try_fwprop_subst): Likewise.
15642 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15643 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15644 for accessing the refs.
15645 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15646 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15647 to look at the insn refs.
15648 (record_uses): Likewise.
15649 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15651 (mark_artificial_uses): Don't mark_insn for artificial refs.
15652 (mark_reg_rependencies): Likewise.
15654 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15656 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15658 * configure: Regenerate.
15660 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15662 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15663 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15664 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15666 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15668 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15669 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15670 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15672 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15674 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15675 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15676 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15678 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15680 * tree-ssa-sccvn.c: Fix format of comments.
15682 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15684 * cgraph.c: Remove unneeded forward declarations of eq_node()
15687 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15689 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15691 (see_update_relevancy): Likewise.
15692 * fwprop.c (try_fwprop_subst): Likewise.
15693 * rtlanal.c (noop_move_p): Likewise.
15694 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15695 notes to non-existing libcall blocks.
15696 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15698 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15699 (dead_libcall_p): Remove.
15700 (delete_trivially_dead_insns): Don't use it.
15701 * web.c (union_defs): Remove comment about keeping nops.
15702 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15703 (compute_hash_table_work): Don't track libcall notes.
15704 (do_local_cprop): Don't take libcall pointers. Don't update
15706 (adjust_libcall_notes): Deleted.
15707 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15708 ever have existed in the first place).
15709 (replace_store_insn): Don't try to remove libcall notes.
15710 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15711 (resolve_reg_notes): Don't call them.
15712 (resolve_simple_move): Likewise.
15713 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15714 Don't remove REG_RETVAL notes.
15715 * emit-rtl.c (try_split): Don't update libcall notes.
15716 (emit_copy_of_insn_after): Dito.
15717 * cselib.c (cselib_current_insn_in_libcall): Remove.
15718 (cselib_process_insn): Don't set/clear it.
15719 (new_elt_loc_list): Don't record it.
15720 (cselib_init): Don't initialize it.
15721 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15722 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15724 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15725 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15726 (init_deps): Don't initialize it.
15727 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15728 * combine.c (delete_noop_moves): Don't update libcall notes.
15729 (can_combine_p): Remove now pointless #if 0 block.
15730 (try_combine): Remove another obsolete #if 0 block.
15731 (distribute_notes): Don't distribute libcall notes.
15732 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15733 * dce.c (libcall_dead_p): Remove.
15734 (delete_unmarked_insns): Don't handle libcall blocks.
15735 (preserve_libcall_for_dce): Remove.
15736 (prescan_insns_for_dce): Don't special-case libcall block insns.
15737 * reload1 (reload): Don't handle libcall notes.
15738 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15741 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15743 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15744 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15745 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15747 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15749 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15750 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15751 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15753 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15755 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15757 2008-06-16 Ira Rosen <irar@il.ibm.com>
15759 PR tree-optimization/36493
15760 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15761 the arguments list. Use VECTYPE to create vector pointer.
15762 (vectorizable_store): Fail if accesses through a pointer to vectype
15763 do not alias the original memory reference operands.
15764 Call vect_create_data_ref_ptr without the removed argument.
15765 (vectorizable_load): Likewise.
15766 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15769 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15772 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15773 reg_equiv_constant.
15775 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15777 * config/mips/loongson2ef.md: New file.
15778 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15779 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15780 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15781 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15782 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15784 (loongson2ef.md): New include.
15785 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15786 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15787 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15788 (loongson_gt_<mode>, loongson_extract_halfword)
15789 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15790 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15791 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15792 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15793 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15794 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15795 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15796 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15797 (vec_interleave_low<mode>): Define type attribute.
15798 * config/mips/mips.c (mips_ls2): New static variable.
15799 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15800 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15801 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15802 Implement target scheduling hooks.
15803 (mips_multipass_dfa_lookahead): Update to handle tuning for
15805 (mips_sched_init): Initialize data for Loongson scheduling.
15806 (mips_ls2_variable_issue): New static function.
15807 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15809 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15810 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15811 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15812 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15813 Handle ST Loongson 2E/2F cores.
15814 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15816 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15818 * omp-low.c (extract_omp_for_data): Fix comment typo.
15821 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15823 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15824 FIXME note about gcc/config.guess.
15825 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15826 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15827 * doc/cppopts.texi: Likewise.
15828 * doc/extend.texi: Likewise.
15829 * doc/gcc.texi: Likewise.
15830 * doc/gccint.texi: Likewise.
15831 * doc/gcov.texi: Likewise.
15832 * doc/gty.texi: Likewise.
15833 * doc/hostconfig.texi: Likewise.
15834 * doc/install.texi: Likewise.
15835 * doc/invoke.texi: Likewise.
15836 * doc/loop.texi: Likewise.
15837 * doc/makefile.texi: Likewise.
15838 * doc/md.texi: Likewise.
15839 * doc/passes.texi: Likewise.
15840 * doc/tm.texi: Likewise.
15841 * doc/tree-ssa.texi: Likewise.
15842 * doc/trouble.texi: Likewise.
15844 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15845 Nathan Sidwell <nathan@codesourcery.com>
15846 Maxim Kuvyrkov <maxim@codesourcery.com>
15847 Richard Sandiford <rdsandiford@googlemail.com>
15849 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15850 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15851 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15853 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15854 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15855 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15857 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15858 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15859 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15860 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15861 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15862 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15863 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15864 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15865 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15866 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15867 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15868 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15869 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15870 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15871 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15872 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15873 (mips_builtins): Add Loongson builtins.
15874 (mips_loongson_2ef_bdesc): New.
15875 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15876 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15877 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15878 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15880 (mips_expand_vector_init): New.
15881 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15882 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15884 * config/mips/mips.md: Add unspec numbers for Loongson
15885 builtins. Include loongson.md.
15886 (MOVE64): Include Loongson vector modes.
15887 (SPLITF): Include Loongson vector modes.
15888 (HALFMODE): Handle Loongson vector modes.
15889 * config/mips/loongson.md: New.
15890 * config/mips/loongson.h: New.
15891 * config.gcc: Add loongson.h header for mips*-*-* targets.
15892 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15894 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15896 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15897 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15898 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15899 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15900 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15901 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15902 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15903 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15904 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15905 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15906 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15907 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15908 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15909 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15910 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15911 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15912 Remove use_fixproto=yes.
15913 (ia64*-*-hpux*): Remove comment about using fixproto.
15914 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15916 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15918 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15920 * configure: Regenerate.
15922 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15924 PR middle-end/36520
15925 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15926 before evaluating it.
15928 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15931 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15932 nested inline functions.
15933 (start_decl, start_function): Don't invert DECL_EXTERNAL
15934 for nested inline functions.
15936 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15938 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15939 splits that must be made for correctness.
15941 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15943 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15944 (AVAIL_NON_MIPS16): Likewise.
15945 (mips_builtin_description): Replace target_flags with a predicate.
15946 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15947 (dspr2_32): New availability predicates.
15948 (MIPS_BUILTIN): New macro.
15949 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15950 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15951 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15952 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15953 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15954 (mips_dsp_32only_bdesc): Merge into...
15955 (mips_builtins): ...this new array.
15956 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15957 (mips_init_builtins): Update after above changes.
15958 (mips_expand_builtin_1): Merge into...
15959 (mips_expand_builtin): ...here and update after above changes.
15961 2008-06-12 Paul Brook <paul@codesourcery.com>
15963 * longlong.h (__arm__): Define count_leading_zeros.
15964 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15965 (clzsi2, clzdi2): New functions.
15966 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15967 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15968 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15969 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15970 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15971 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15972 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15973 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15974 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15975 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15977 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15979 * config/m68k/m68k.c (m68k_tune_flags): New.
15980 (override_options): Compute m68k_tune_flags.
15981 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15982 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15984 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15986 PR middle-end/36506
15987 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15989 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15991 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15992 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15994 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15996 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15997 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15999 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16001 PR middle-end/36506
16002 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16005 2008-06-12 Richard Guenther <rguenther@suse.de>
16007 PR tree-optimization/36345
16008 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16009 add memory_tag_needed flag.
16010 (may_alias_p): Declare.
16011 * tree-ssa-alias.c (may_alias_p): Export.
16012 (set_initial_properties): Use memory_tag_needed flag.
16013 (update_reference_counts): Likewise.
16014 (reset_alias_info): Reset memory_tag_needed flag.
16015 (create_name_tags): Check memory_tag_needed flag.
16016 (dump_points_to_info_for): Dump it.
16017 * tree-ssa-structalias.c (struct variable_info): Remove
16018 directly_dereferenced flag.
16019 (new_var_info): Do not initialize it.
16020 (process_constraint_1): Do not set it.
16021 (update_alias_info): Set is_dereferenced flag.
16022 (set_uids_in_ptset): Use may_alias_p.
16023 (set_used_smts): Check memory_tag_needed flag.
16024 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16025 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16026 memory_tag_needed flag.
16027 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16028 from broken design.
16030 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16032 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16033 red zone for w64 abi.
16034 (ix86_expand_prologue): Likewise.
16035 (ix86_force_to_memory): Likewise.
16036 (ix86_free_from_memory): Likewise.
16038 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16041 * config/rs6000/rs6000.c (rs6000_override_options): Set
16042 rs6000_isel conditionally to the absence of comand line override.
16043 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16044 Remove duplicate rs6000_isel setting.
16045 * config/rs6000/eabispe.h: Ditto.
16047 2008-06-11 Richard Guenther <rguenther@suse.de>
16049 * alias.c (get_alias_set): Use the element alias-set for arrays.
16050 (record_component_aliases): For arrays and vectors do nothing.
16051 * c-common.c (strict_aliasing_warning): Handle the cases
16052 of alias set zero explicitly.
16053 * Makefile.in (dfp.o-warn): Add -Wno-error.
16055 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16057 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16059 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16060 tune_32 tune_64 to supported_defaults. Allow values not
16061 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16062 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16063 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16064 with_cpu_64 to generic for 64-bit-supporting configurations, not
16065 with_cpu. Remove FIXMEs.
16066 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16067 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16068 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16069 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16070 arch_32 and arch_64.
16072 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16073 Olivier Hainque <hainque@adacore.com>
16075 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16076 Use DECL_SIZE_UNIT to retrieve the size of the field.
16078 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16080 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16081 with function calls after declarations. Lay out
16082 neon_float_type_node before further use.
16084 2008-06-11 Richard Guenther <rguenther@suse.de>
16086 * tree-flow.h (may_point_to_global_var): Declare.
16087 * tree-ssa-alias.c (may_point_to_global_var): New function.
16088 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16090 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16092 * configure.ac: Teach that fido supports .debug_line.
16093 * configure: Regenerate.
16095 2008-06-10 Tom Tromey <tromey@redhat.com>
16097 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16100 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16102 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16103 (encode_decimal64, decode_decimal64, encode_decimal128,
16104 decode_decimal128): Reverse order of 32-bit parts of value if host
16105 and target endianness differ.
16107 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16109 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16110 Avoid division by 0.
16111 (tree_mod_pow2_value_transform): Likewise.
16112 (tree_ic_transform): Likewise.
16113 (tree_stringops_transform): Likewise.
16114 (tree_mod_subtract_transform): Likewise.
16115 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16116 (copy_edges_for_bb): Likewise.
16117 (initialize_cfun): Likewise.
16119 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16121 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16122 nonmemory_operand. Add "N" operand constraint.
16124 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16125 (*jcc_btsi_mask): Ditto.
16126 (*jcc_btsi_mask_1): Ditto.
16128 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16130 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16131 TYPE_CANONICAL for copied element type.
16133 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16136 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16137 Add m_CORE2 and m_GENERIC.
16138 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16139 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16141 (*jcc_btdi_rex64): New instruction and split pattern.
16142 (*jcc_btsi): Ditto.
16143 (*jcc_btsi_1): Ditto.
16144 (*btsq): Fix Intel asm dialect operand order.
16148 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16150 PR middle-end/36447
16151 * simplify-rtx.c (simplify_subreg): Add check for shift count
16154 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16156 * doc/md.texi: Synchronize with later constraints.md change.
16157 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16158 with a C implementation.
16159 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16161 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16162 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16163 when moving to and from MD_REGNUM.
16164 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16165 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16166 Handle byte and halfword moves.
16167 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16169 * config/mips/constraints.md (h): Turn into NO_REGS.
16170 (l, x): Update documentation.
16171 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16172 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16173 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16174 (HILO): New mode iterator.
16176 (any_div): New code iterator.
16177 (u): Extend code attribute to div and udiv.
16178 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16179 d_operand in the splitters. Remove redundant CONST_INT checks.
16180 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16181 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16182 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16183 accordingly, using normal moves instead of unspecs to move LO into
16184 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16185 (<u>mulsidi3): Handle expansion in C code.
16186 (<u>mulsidi3_32bit_internal): Rename to...
16187 (<u>mulsidi3_32bit): ...this.
16188 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16189 (*<u>mulsidi3_64bit): Rename to...
16190 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16191 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16192 to set LO and HI to the multiplication result. Use a normal move
16193 for MFLO and an unspec for MFHI.
16194 (*<u>mulsidi3_64bit_parts): Replace with...
16195 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16196 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16197 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16198 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16199 instead of HI. Split the instruction into a separate multiplication
16200 and MFHI if !TARGET_FIX_R4000.
16201 (<su>muldi3_highpart): Likewise.
16202 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16203 and the "=h" clobber.
16204 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16205 (<u>mulditi3): New expander.
16206 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16207 (madsi): Remove "=h" clobber.
16208 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16209 Force the modulus result to be a GPR and split the instruction into
16210 a division followed by an MFHI after reload.
16211 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16212 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16213 the MIPS16 HIGH define_split.
16214 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16215 of acc<->gpr moves to "multi".
16216 (*movdi_64bit): Replace the single "x" alternative with
16217 alternatives for moving into and out of "a".
16218 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16219 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16220 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16221 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16222 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16223 (movti): New expander.
16224 (*movti, *movti_mips16): New insns.
16225 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16226 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16227 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16228 * config/mips/predicates.md (fpr_operand): Delete.
16229 (d_operand): New predicate.
16231 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16233 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16234 failure on some Bourne shells.
16235 (x86_64-*-*): Ditto.
16237 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16239 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16241 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16243 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16244 (sparc-sun-solaris2*): Likewise.
16246 2008-06-09 Arnaud Charlet <charlet@adacore.com
16248 * doc/install.texi: Update requirements to build the Ada compiler.
16250 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16252 * df-scan.c (struct df_scan_problem_data): Remove the
16253 mw_link_pool alloc pool.
16254 (df_scan_free_internal): Don't free it.
16255 (df_scan_alloc): Don't allocate it.
16256 * df.h (struct df_link): Update comment.
16258 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16260 * except.h: Correct checks for when SJLJ exceptions must be used.
16262 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16264 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16267 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16269 PR tree-optimization/36218
16270 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16271 configure for the build system.
16272 (BUILD_LDFLAGS): Define.
16273 * configure: Regenerate.
16274 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16276 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16279 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16280 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16281 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16283 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16285 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16287 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16289 * config.gcc (Obsolete configurations): Remove list of
16291 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16292 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16293 targets matched by those patterns.
16294 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16295 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16296 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16297 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16298 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16299 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16300 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16301 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16302 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16303 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16304 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16305 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16306 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16307 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16308 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16309 Make code for Solaris 7 and greater unconditional for Solaris.
16310 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16311 Remove --with-* handling.
16312 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16313 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16314 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16315 LINK_OS_WINDISS_SPEC): Remove.
16316 * config/rs6000/sysv4.opt (mwindiss): Remove.
16317 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16318 * configure: Regenerate.
16319 * doc/cpp.texi: Don't mention BeOS.
16320 * doc/extend.texi (interrupt): Don't mention MS1.
16321 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16322 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16323 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16324 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16325 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16327 * doc/invoke.texi (MT Options): Remove.
16328 (-mwindiss): Remove.
16329 (CRIS Options): Remove cris-axis-aout references.
16330 (HPPA Options): Don't mention hppa1.1-*-pro.
16331 * doc/md.texi: (MorphoTech family): Remove.
16332 * libgcc2.c: Don't handle UWIN.
16333 * config/alpha/t-unicosmk: Remove.
16334 * config/alpha/unicosmk.h: Remove.
16335 * config/arm/kaos-arm.h: Remove.
16336 * config/arm/kaos-strongarm.h: Remove.
16337 * config/arm/strongarm-coff.h: Remove.
16338 * config/arm/strongarm-elf.h: Remove.
16339 * config/arm/strongarm-pe.h: Remove.
16340 * config/arm/t-strongarm-pe: Remove.
16341 * config/arm/t-xscale-coff: Remove.
16342 * config/arm/t-xscale-elf: Remove.
16343 * config/arm/xscale-coff.h: Remove.
16344 * config/arm/xscale-elf.h: Remove.
16345 * config/chorus.h: Remove.
16346 * config/cris/aout.h: Remove.
16347 * config/cris/aout.opt: Remove.
16348 * config/cris/t-aout: Remove.
16349 * config/i386/beos-elf.h: Remove.
16350 * config/i386/kaos-i386.h: Remove.
16351 * config/i386/ptx4-i.h: Remove.
16352 * config/i386/sco5.h: Remove.
16353 * config/i386/sco5.opt: Remove.
16354 * config/i386/sysv4-cpp.h: Remove.
16355 * config/i386/sysv5.h: Remove.
16356 * config/i386/t-beos: Remove.
16357 * config/i386/t-sco5: Remove.
16358 * config/i386/t-uwin: Remove.
16359 * config/i386/uwin.asm: Remove.
16360 * config/i386/uwin.h: Remove.
16361 * config/kaos.h: Remove.
16362 * config/mips/windiss.h: Remove.
16363 * config/mt: Remove directory.
16364 * config/pa/pa-osf.h: Remove.
16365 * config/pa/pa-pro-end.h: Remove.
16366 * config/pa/t-pro: Remove.
16367 * config/ptx4.h: Remove.
16368 * config/rs6000/beos.h: Remove.
16369 * config/rs6000/kaos-ppc.h: Remove.
16370 * config/rs6000/t-beos: Remove.
16371 * config/rs6000/windiss.h: Remove.
16372 * config/sh/kaos-sh.h: Remove.
16373 * config/sol2-6.h: Remove.
16374 * config/sparc/sol26-sld.h: Remove.
16375 * config/sparc/sysv4-only.h: Remove.
16376 * config/vax/bsd.h: Remove.
16377 * config/vax/t-memfuncs: Remove.
16378 * config/vax/ultrix.h: Remove.
16379 * config/vax/vaxv.h: Remove.
16380 * config/windiss.h: Remove.
16382 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16384 PR rtl-optimization/36438
16385 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16386 for vector shifts with constant scalar shift operands.
16388 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16390 * doc/invoke.texi: Document -march=xlr.
16391 * config/mips/xlr.md: New file.
16392 * config/mips/mips.md: Include it.
16394 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16395 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16396 (mips_rtx_cost_data): Likewise.
16398 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16400 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16401 PRE_INC and PRE_DEC cases.
16403 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16405 PR rtl-optimization/36419
16406 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16407 the emitting jump insn.
16410 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16411 is not bool, boolify the whole *expr_p and convert to the desired type.
16413 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16415 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16416 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16417 Add omp_private_outer_ref hook, add another argument to
16418 omp_clause_default_ctor hook.
16419 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16420 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16421 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16422 hook_tree_tree_tree_tree_null.
16423 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16424 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16425 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16426 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16427 * tree.def (OMP_TASK): New tree code.
16428 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16429 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16430 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16431 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16432 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16433 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16434 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16435 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16436 (OMP_DIRECTIVE_P): Add OMP_TASK.
16437 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16438 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16439 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16440 and OMP_CLAUSE_UNTIED entries.
16441 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16443 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16444 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16445 * tree-pretty-print.c (dump_omp_clause): Handle
16446 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16447 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16448 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16449 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16450 warning about unsigned iterators. Change decl/init/cond/incr
16451 arguments to TREE_VECs, check arguments for all collapsed loops.
16452 (c_finish_omp_taskwait): New function.
16453 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16455 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16456 default_function_array_conversion on init. Add par_clauses argument.
16457 If decl is present in parallel's lastprivate clause, change it to
16458 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16459 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16460 collapse count in clauses.
16461 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16462 c_parser_omp_for_loop callers.
16463 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16464 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16465 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16466 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16468 (c_parser_omp_clause_schedule): Handle schedule(auto).
16469 Include correct location in the error message.
16470 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16471 and PRAGMA_OMP_CLAUSE_UNTIED.
16472 (OMP_TASK_CLAUSE_MASK): Define.
16473 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16474 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16475 * tree-nested.c (convert_nonlocal_omp_clauses,
16476 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16477 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16478 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16479 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16481 (conver_nonlocal_reference, convert_local_reference,
16482 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16483 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16484 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16485 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16486 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16487 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16488 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16489 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16490 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16492 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16493 * c-common.h (c_finish_omp_taskwait): New prototype.
16494 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16495 * tree-parloops.c (create_parallel_loop): Create 1 entry
16496 vectors for OMP_FOR_{INIT,COND,INCR}.
16497 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16498 (make_edges): Handle OMP_TASK.
16499 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16500 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16501 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16502 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16503 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16504 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16505 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16506 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16507 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16508 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16509 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16510 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16511 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16512 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16513 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16514 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16515 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16516 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16517 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16518 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16519 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16520 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16521 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16522 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16523 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16524 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16525 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16526 original iterator is present in lastprivate clause or if
16527 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16528 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16529 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16530 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16531 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16532 if it is set, lookup var in outer contexts too. Handle
16533 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16534 to be implicitly determined firstprivate for task regions.
16535 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16536 if it is set, lookup var in outer contexts too. Set
16537 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16538 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16539 OMP_CLAUSE_UNTIED. Take region_type as last argument
16540 instead of in_parallel and in_combined_parallel.
16541 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16543 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16544 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16545 (new_omp_context): Set default_kind to
16546 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16547 (omp_region_type): New enum.
16548 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16549 fields, add region_type.
16550 (new_omp_context): Take region_type as argument instead of is_parallel
16551 and is_combined_parallel.
16552 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16553 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16554 ctx->is_combined_parallel checks.
16555 (gimplify_omp_task): New function.
16556 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16558 * omp-low.c (extract_omp_for_data): Use schedule(static)
16559 for schedule(auto). Handle pointer and unsigned iterators.
16560 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16561 Add loops argument. Extract data for collapsed OMP_FOR loops.
16562 (expand_parallel_call): Assert sched_kind isn't auto,
16563 map runtime schedule to index 3.
16564 (struct omp_for_data_loop): New type.
16565 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16566 Add loop, loops, collapse and iter_type fields.
16567 (workshare_safe_to_combine_p): Disallow combined for if
16568 iter_type is unsigned long long. Don't combine collapse > 1 loops
16569 unless all bounds and steps are constant. Adjust extract_omp_for_data
16571 (expand_omp_for_generic): Handle pointer, unsigned and long long
16572 iterators. Handle collapsed OMP_FOR loops. Adjust
16573 for struct omp_for_data changes. If libgomp function doesn't return
16574 boolean_type_node, add comparison of the return value with 0.
16575 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16576 pointer, unsigned and long long iterators. Adjust for struct
16577 omp_for_data changes.
16578 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16579 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16580 unsigned long long. Allocate loops array, pass it to
16581 extract_omp_for_data. For collapse > 1 loops use always
16582 expand_omp_for_generic.
16583 (omp_context): Add sfield_map and srecord_type fields.
16584 (is_task_ctx, lookup_sfield): New functions.
16585 (use_pointer_for_field): Use is_task_ctx helper. Change first
16586 argument's type from const_tree to tree. Clarify comment.
16587 In OMP_TASK disallow copy-in/out sharing.
16588 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16589 (install_var_field): Add mask argument. Populate both record_type
16590 and srecord_type if needed.
16591 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16593 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16594 and DECL_FIELD_OFFSET.
16595 (scan_sharing_clauses): Adjust install_var_field callers. For
16596 firstprivate clauses on explicit tasks allocate the var by value in
16597 record_type unconditionally, rather than by reference.
16598 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16599 Use is_taskreg_ctx instead of is_parallel_ctx.
16600 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16601 (create_omp_child_function_name): Add task_copy argument, use
16602 *_omp_cpyfn* names if it is true.
16603 (create_omp_child_function): Add task_copy argument, if true create
16604 *_omp_cpyfn* helper function.
16605 (scan_omp_parallel): Adjust create_omp_child_function callers.
16606 Rename parallel_nesting_level to taskreg_nesting_level.
16607 (scan_omp_task): New function.
16608 (lower_rec_input_clauses): Don't run constructors for firstprivate
16609 explicit task vars which are initialized by *_omp_cpyfn*.
16610 Pass outer var ref to omp_clause_default_ctor hook if
16611 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16612 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16613 OMP_CLAUSE_REDUCTION_INIT.
16614 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16615 avoid duplicate setting of fields. Handle
16616 OMP_CLAUSE_PRIVATE_OUTER_REF.
16617 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16618 copy-out if TREE_READONLY, only copy-in.
16619 (expand_task_copyfn): New function.
16620 (expand_task_call): New function.
16621 (struct omp_taskcopy_context): New type.
16622 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16624 (lower_omp_parallel): Rename to...
16625 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16626 Call create_task_copyfn if srecord_type is needed. Adjust
16628 (task_shared_vars): New variable.
16629 (check_omp_nesting_restrictions): Warn if work-sharing,
16630 barrier, master or ordered region is closely nested inside OMP_TASK.
16631 Add warnings for barrier if closely nested inside of work-sharing,
16632 ordered, or master region.
16633 (scan_omp_1): Call check_omp_nesting_restrictions even for
16634 GOMP_barrier calls. Rename parallel_nesting_level to
16635 taskreg_nesting_level. Handle OMP_TASK.
16636 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16637 work-sharing construct, continue looking for them on parent parallel
16639 (lower_omp_for_lastprivate): Add lastprivate clauses
16640 to the beginning of dlist rather than end. Adjust for struct
16641 omp_for_data changes.
16642 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16643 not after it. Handle collapsed OMP_FOR loops, adjust for
16644 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16645 (get_ws_args_for): Adjust extract_omp_for_data caller.
16646 (scan_omp_for): Handle collapsed OMP_FOR
16647 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16648 (lower_omp_single_simple): If libgomp function doesn't return
16649 boolean_type_node, add comparison of the return value with 0.
16650 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16651 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16652 (parallel_nesting_level): Rename to...
16653 (taskreg_nesting_level): ... this.
16654 (is_taskreg_ctx): New function.
16655 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16656 of is_parallel_ctx.
16657 (execute_lower_omp): Rename parallel_nesting_level to
16658 taskreg_nesting_level.
16659 (expand_omp_parallel): Rename to...
16660 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16661 Call omp_task_call for OMP_TASK regions.
16662 (expand_omp): Adjust caller, handle OMP_TASK.
16663 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16665 * bitmap.c (bitmap_default_obstack_depth): New variable.
16666 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16667 if argument is NULL and bitmap_default_obstack is already initialized.
16668 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16670 * matrix-reorg.c (matrix_reorg): Likewise.
16672 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16674 * config/i386/i386.md (*indirect_jump): Macroize using P
16675 mode iterator. Remove !TARGET_64BIT from insn constraints.
16676 (*tablejump_1): Ditto.
16677 (*indirect_jump_rex64): Remove insn pattern.
16678 (*tablejump_1_rex64): Ditto.
16679 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16680 and eh_return_si insn patterns.
16682 2008-06-06 Richard Guenther <rguenther@suse.de>
16684 * tree-ssa-structalias.c (merge_smts_into): Remove.
16685 (find_what_p_points_to): Do not bother to compute the
16686 points-to set for pt_anything pointers.
16687 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16688 for pt_anything pointers is ok.
16690 2008-06-06 Jan Hubicka <jh@suse.cz>
16692 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16694 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16696 * cgraph.c: Fix typos in comments.
16697 (cgraph_availability_names): Fix string typo.
16698 * fold-const.c: Fix typos in comments.
16699 (fold_binary): Fix typo in warning.
16700 * genautomata.c: Fix typos in comments.
16701 (check_presence_pattern_sets): Fix typo in local variable.
16702 (output_description): Fix typo in output.
16703 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16704 * hwint.h: Likewise.
16705 * matrix-reorg.c (check_allocation_function): Likewise.
16706 * omega.c (smooth_weird_equations): Likewise.
16707 * auto-inc-dec.c: Fix typos in comments.
16708 * bb-reorder.c: Likewise.
16709 * builtins.c: Likewise.
16710 * c-common.c: Likewise.
16711 * c-cppbuiltin.c: Likewise.
16712 * c-parser.c: Likewise.
16713 * c-pretty-print.c: Likewise.
16714 * cfgcleanup.c: Likewise.
16715 * cfgexpand.c: Likewise.
16716 * cfghooks.c: Likewise.
16717 * cfglayout.c: Likewise.
16718 * cfgloopmanip.c: Likewise.
16719 * cgraphunit.c: Likewise.
16720 * coverage.c: Likewise.
16721 * dbxout.c: Likewise.
16722 * df-byte-scan.c: Likewise.
16723 * df-core.c: Likewise.
16724 * df-problems.c: Likewise.
16725 * df-scan.c: Likewise.
16727 * dominance.c: Likewise.
16728 * domwalk.c: Likewise.
16730 * dwarf2out.c: Likewise.
16731 * emit-rtl.c: Likewise.
16732 * et-forest.c: Likewise.
16733 * function.c: Likewise.
16734 * function.h: Likewise.
16736 * gcov-io.c: Likewise.
16737 * gcov.c: Likewise.
16738 * gcse.c: Likewise.
16739 * genattrtab.c: Likewise.
16740 * ggc-page.c: Likewise.
16741 * gimplify.c: Likewise.
16742 * gthr-lynx.h: Likewise.
16743 * haifa-sched.c: Likewise.
16744 * ipa-cp.c: Likewise.
16745 * ipa-inline.c: Likewise.
16746 * ipa-prop.h: Likewise.
16747 * ipa-pure-const.c: Likewise.
16748 * ipa-struct-reorg.c: Likewise.
16749 * ipa-struct-reorg.h: Likewise.
16750 * ipa-type-escape.c: Likewise.
16752 * loop-doloop.c: Likewise.
16753 * mips-tfile.c: Likewise.
16754 * mkmap-flat.awk: Likewise.
16755 * mkmap-symver.awk: Likewise.
16756 * modulo-sched.c: Likewise.
16757 * omp-low.c: Likewise.
16758 * optabs.c: Likewise.
16759 * optabs.h: Likewise.
16760 * opts.c: Likewise.
16761 * passes.c: Likewise.
16762 * postreload-gcse.c: Likewise.
16763 * postreload.c: Likewise.
16764 * predict.c: Likewise.
16765 * pretty-print.h: Likewise.
16766 * profile.c: Likewise.
16767 * protoize.c: Likewise.
16768 * ra-conflict.c: Likewise.
16769 * real.c: Likewise.
16770 * recog.c: Likewise.
16771 * regclass.c: Likewise.
16772 * regs.h: Likewise.
16773 * reload.c: Likewise.
16774 * rtl-error.c: Likewise.
16775 * rtlanal.c: Likewise.
16776 * scan.h: Likewise.
16777 * sched-rgn.c: Likewise.
16779 * stmt.c: Likewise.
16780 * target.h: Likewise.
16781 * tree-dfa.c: Likewise.
16782 * tree-eh.c: Likewise.
16783 * tree-flow-inline.h: Likewise.
16784 * tree-inline.c: Likewise.
16785 * tree-into-ssa.c: Likewise.
16786 * tree-loop-distribution.c: Likewise.
16787 * tree-nested.c: Likewise.
16788 * tree-parloops.c: Likewise.
16789 * tree-pass.h: Likewise.
16790 * tree-pretty-print.c: Likewise.
16791 * tree-profile.c: Likewise.
16792 * tree-scalar-evolution.c: Likewise.
16793 * tree-sra.c: Likewise.
16794 * tree-ssa-alias-warnings.c: Likewise.
16795 * tree-ssa-ccp.c: Likewise.
16796 * tree-ssa-coalesce.c: Likewise.
16797 * tree-ssa-dom.c: Likewise.
16798 * tree-ssa-dse.c: Likewise.
16799 * tree-ssa-forwprop.c: Likewise.
16800 * tree-ssa-live.c: Likewise.
16801 * tree-ssa-live.h: Likewise.
16802 * tree-ssa-loop-im.c: Likewise.
16803 * tree-ssa-loop-ivopts.c: Likewise.
16804 * tree-ssa-loop-niter.c: Likewise.
16805 * tree-ssa-loop-prefetch.c: Likewise.
16806 * tree-ssa-phiopt.c: Likewise.
16807 * tree-ssa-phiprop.c: Likewise.
16808 * tree-ssa-sccvn.c: Likewise.
16809 * tree-ssa-ter.c: Likewise.
16810 * tree-ssa-threadupdate.c: Likewise.
16811 * tree-ssa.c: Likewise.
16812 * tree-vect-analyze.c: Likewise.
16813 * tree-vect-transform.c: Likewise.
16814 * tree-vectorizer.c: Likewise.
16815 * tree-vn.c: Likewise.
16816 * tree-vrp.c: Likewise.
16817 * tree.c: Likewise.
16818 * tree.def: Likewise.
16819 * tree.h: Likewise.
16820 * unwind-dw2-fde.c: Likewise.
16821 * unwind.inc: Likewise.
16822 * value-prof.c: Likewise.
16823 * vmsdbgout.c: Likewise.
16825 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16827 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16828 always place FP constants in the TOC for TARGET_POWERPC64.
16829 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16831 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16833 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16834 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16835 enable for TARGET_E500_DOUBLE.
16836 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16837 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16838 floating-point modes like integer modes for E500 double.
16839 (rs6000_legitimate_offset_address_p): Likewise.
16840 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16841 addressing for DDmode for E500 double.
16842 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16843 modes as using 64-bits of registers for E500 double.
16844 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16845 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16846 specially for E500 double.
16847 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16848 TDmode for E500 double.
16849 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16850 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16851 (rs6000_split_multireg_move): Do not handle TDmode specially for
16853 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16854 using 64-bit registers for E500 double.
16855 (emit_frame_save): Do not handle DDmode specially for E500 double.
16856 (gen_frame_mem_offset): Likewise.
16857 (rs6000_function_value): Do not call spe_build_register_parallel
16858 for DDmode or TDmode.
16859 (rs6000_libcall_value): Likewise.
16860 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16861 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16864 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16866 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16869 2008-06-04 Junjie Gu <jgu@tensilica.com>
16871 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16872 comparison for frame pointers.
16874 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16877 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16879 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16882 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16883 register is already smaller or equal to required mode.
16885 2008-06-04 Xinliang David Li <davidxl@google.com>
16887 * tree-call-cdce.c: New file.
16888 (cond_dead_built_in_calls): New static variable.
16889 (input_domain): New struct.
16890 (check_pow): New function.
16891 (check_builtin_call): Ditto.
16892 (check_target_format): Ditto.
16893 (is_call_dce_candidate): Ditto.
16894 (gen_one_condition): Ditto.
16895 (gen_conditions_for_domain): Ditto.
16896 (get_domain): Ditto.
16897 (gen_conditions_for_pow_cst_base): Ditto.
16898 (gen_conditions_for_pow_int_base): Ditto.
16899 (gen_conditions_for_pow): Ditto.
16900 (get_no_error_domain): Ditto.
16901 (gen_shrink_wrap_conditions): Ditto.
16902 (shrink_wrap_one_built_in_call): Ditto.
16903 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16904 (tree_call_cdce): Ditto.
16905 (gate_call_cdce): Ditto.
16906 (pass_call_cdce): New gimple pass.
16907 * passes.c: (init_optimization_passes): New pass.
16908 * tree-pass.h: New pass declaration.
16909 * opts.c (decode_options): New flag setting.
16910 * common.opt: Add -ftree-builtin-call-dce flag.
16911 * Makefile.in: Add new source file.
16912 * tempvar.def: New tv_id.
16913 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16915 2008-06-04 Richard Guenther <rguenther@suse.de>
16917 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16918 (is_call_clobbered): Always check var_ann->call_clobbered.
16919 (mark_call_clobbered): Always set var_ann->call_clobbered.
16920 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16921 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16922 (reset_alias_info): Clear call clobbering info on MTAGs and
16924 (set_pt_anything): Set pt_global_mem.
16925 (create_tag_raw): Adjust comment.
16926 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16928 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16929 Maxim Kuvyrkov <maxim@codesourcery.com>
16931 * config/m68k/m68k.opt (mxgot): New option.
16932 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16933 (m68k_output_addr_const_extra): New.
16934 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16935 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16936 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16937 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16939 2008-06-04 Richard Guenther <rguenther@suse.de>
16941 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16942 negative or non-representable offsets.
16944 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16946 * config/i386/i386.c (ix86_gen_leave): New.
16947 (ix86_gen_pop1): Likewise.
16948 (ix86_gen_add3): Likewise.
16949 (ix86_gen_sub3): Likewise.
16950 (ix86_gen_sub3_carry): Likewise.
16951 (ix86_gen_one_cmpl2): Likewise.
16952 (ix86_gen_monitor): Likewise.
16953 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16954 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16955 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16956 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16957 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16958 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16959 (ix86_expand_epilogue): Updated.
16960 (print_operand): Handle integer register operand for 'z'.
16961 (ix86_expand_strlensi_unroll_1): Likewise.
16962 (ix86_expand_strlen): Likewise.
16963 (ix86_expand_builtin): Likewise.
16964 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16965 mov{q}/mov{l} and add{q}/add{l}.
16967 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16969 * config/i386/i386.md (P): New mode iterator.
16970 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16971 using P mode iterator.
16972 (DFmode push_operand splitter): Ditto.
16973 (XFmode push_operand splitter): Ditto.
16974 (DFmode float_extend SFmode push_operand splitter): Ditto.
16975 (XFmode float_extend SFmode push_operand splitter): Do not generate
16976 SImode pushes for 64bit target. Macroize Dimode and SImode
16977 pushes using P mode iterator.
16978 (XFmode float_extend DFmode push_operand splitter): Ditto.
16980 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16982 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16983 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16984 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16985 return type to int.
16986 (ix86_call_abi_override): Remove check for call_used_regs.
16988 2008-06-03 Richard Guenther <rguenther@suse.de>
16990 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16991 for the lhs of calls if the return type contains pointers.
16993 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16995 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16996 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16997 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16998 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16999 of cfun and DEFAULT_ABI to deceide abi mode.
17000 (DEFAULT_ABI): New.
17001 (REG_PARM_STACK_SPACE): Removed.
17002 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17003 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17004 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17005 (ix86_function_abi): Likewise.
17006 (ix86_function_type_abi): Likewise.
17007 (ix86_call_abi_override): Likewise.
17008 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17009 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17010 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17011 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17013 (X86_64_REGPARM_MAX): New.
17014 (X86_64_SSE_REGPARM_MAX): New.
17015 (X64_REGPARM_MAX): New.
17016 (X64_SSE_REGPARM_MAX): New.
17017 (X86_32_REGPARM_MAX): New.
17018 (X86_32_SSE_REGPARM_MAX): New.
17019 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17020 (ix86_function_regparm): Handle user calling abi.
17021 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17022 by DEFAULT_ABI versus SYSV_ABI check.
17023 (ix86_reg_parm_stack_space): New.
17024 (ix86_function_type_abi): New.
17025 (ix86_call_abi_override): New.
17026 (ix86_function_abi): New.
17027 (ix86_cfun_abi): New.
17028 (init_cumulative_args): Call abi specific initialization.
17029 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17030 (function_arg_64): Extend SSE_REGPARM_MAX check.
17031 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17032 (ix86_pass_by_reference): Likewise.
17033 (ix86_function_value_regno_p): Likewise.
17034 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17035 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17036 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17037 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17038 (setup_incoming_varargs_64): Adjust regparm for call abi.
17039 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17040 (ix86_va_start): Likewise.
17041 (ix86_gimplify_va_arg): Likewise.
17042 (ix86_expand_prologue): Likewise.
17043 (output_pic_addr_const): Likewise.
17044 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17045 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17046 (x86_output_mi_thunk): Likewise.
17047 (x86_function_profiler): Likewise.
17048 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17049 (SYSV_ABI, MS_ABI): New constants.
17050 (DEFAULT_ABI): New.
17051 (init_regs): Add prototype of function in regclass.c file.
17052 (OVERRIDE_ABI_FORMAT): New.
17053 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17054 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17055 (OUTGOING_REG_PARM_STACK_SPACE): New.
17056 (ix86_reg_parm_stack_space): New prototype.
17057 (CUMULATIVE_ARGS): Add call_abi member.
17058 (machine_function): Add call_abi member.
17059 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17060 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17062 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17065 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17066 (avr_builtin_setjmp_frame_value): New function.
17067 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17068 (nonlocal_goto): Define.
17070 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17072 * config/mips/mips.c (mips_emit_loadgp): Return early if
17073 there is nothing do to, otherwise emit a blockage if
17074 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17075 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17077 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17079 * configure.ac: Drop unneeded backslash ending up in config.in.
17080 * acinclude.m4: Likewise.
17081 * config.in: Regenerate.
17083 2008-05-26 Jan Hubicka <jh@suse.cz>
17085 * predict.c (maybe_hot_frequency_p): Break out of...
17086 (maybe_hot_bb_p): ... here.
17087 (maybe_hot_edge_p): New.
17088 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17089 * basic-block.h (maybe_hot_edge_p): Declare.
17091 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17093 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17094 (*cmpfp_<mode>_cc): Ditto.
17095 (*fp_jcc_8<mode>_387): Ditto.
17096 (*fop_<MODEF:mode>_2_i387): Ditto.
17097 (*fop_<MODEF:mode>_3_i387): Ditto.
17098 (*fop_xf_2_i387): Ditto.
17099 (*fop_xf_3_i387): Ditto.
17101 2008-06-02 Tomas Bily <tbily@suse.cz>
17103 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17105 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17107 * config/mips/mips.c (mips_valid_offset_p): New function.
17108 (mips_valid_lo_sum_p): Likewise.
17109 (mips_classify_address): Use them.
17110 (mips_force_address): New function.
17111 (mips_legitimize_address): Use it.
17112 * config/mips/mips.md (MOVE128): New mode iterator.
17113 (movtf): Require TARGET_64BIT. Remove empty strings.
17114 (*movtf_internal): Rename to...
17115 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17116 of "R" and use {,fp}{load,store} attributes instead of "multi".
17117 Use a separate define_split.
17118 (*movtf_mips16): New pattern.
17120 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17122 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17123 * config/mips/mips.c (mips_expand_before_return): New function.
17124 (mips_expand_epilogue): Call it.
17125 * config/mips/mips.md (return): Turn into a define_expand.
17126 (*return): New insn.
17128 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17130 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17131 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17132 functions. Do not emit uses and clobbers of CONCATs; individually
17133 use and clobber their operands.
17134 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17135 gen_clobber, emit_use and gen_use.
17136 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17137 (expand_builtin_return): Likewise.
17138 * cfgbuild.c (count_basic_blocks): Likewise.
17139 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17140 * explow.c (emit_stack_restore): Likewise.
17141 * expmed.c (extract_bit_field_1): Likewise.
17142 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17143 (emit_move_multi_word, store_constructor): Likewise.
17144 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17145 (thread_prologue_and_epilogue_insns): Likewise.
17146 * lower-subreg.c (resolve_simple_move): Likewise.
17147 * optabs.c (widen_operand, expand_binop): Likewise.
17148 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17149 * reload.c (find_reloads): Likewise.
17150 * reload1.c (eliminate_regs_in_insn): Likewise.
17151 * stmt.c (expand_nl_goto_receiver): Likewise.
17152 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17153 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17154 * config/arm/arm.c (arm_load_pic_register): Likewise.
17155 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17156 * config/arm/arm.md (untyped_return): Likewise.
17157 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17158 * config/avr/avr.c (expand_prologue): Likewise.
17159 * config/bfin/bfin.c (do_unlink): Likewise.
17160 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17161 * config/cris/cris.c (cris_expand_prologue): Likewise.
17162 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17163 (machopic_legitimize_pic_address): Likewise.
17164 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17165 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17166 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17167 (ix86_expand_convert_uns_didf_sse): Likewise.
17168 (ix86_expand_vector_init_general): Likewise.
17169 * config/ia64/ia64.md (eh_epilogue): Likewise.
17170 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17171 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17172 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17173 (config/iq2000/iq2000.c): Likewise.
17174 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17175 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17176 (builtin_longjmp): Likewise.
17177 * config/mn10300/mn10300.md (call, call_value): Likewise.
17178 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17179 * config/pdp11/pdp11.md (abshi2): Likewise.
17180 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17181 * config/s390/s390.c (s390_emit_prologue): Likewise.
17182 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17183 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17184 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17185 * config/sh/sh.c (prepare_move_operands): Likewise.
17186 (output_stack_adjust, sh_expand_epilogue): Likewise.
17187 (sh_set_return_address, sh_expand_t_scc): Likewise.
17188 * config/sparc/sparc.c (load_pic_register): Likewise.
17189 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17190 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17191 * config/v850/v850.c (expand_epilogue): Likewise.
17193 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17195 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17196 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17197 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17198 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17199 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17200 stack pointer register.
17201 (output_movhi): Remove code for interrupt specific writing to the
17202 stack pointer register.
17204 2008-05-31 Richard Guenther <rguenther@suse.de>
17206 PR tree-optimization/34244
17207 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17208 (tree_expr_nonzero_warnv_p): Likewise.
17209 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17210 ssa_name_nonnegative_p.
17211 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17212 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17213 not tree_expr_nonzero_warnv_p.
17215 PR tree-optimization/36262
17217 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17219 PR tree-optimization/34244
17220 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17221 (record_numbers_of_iterations): New function.
17222 (execute_vrp): Cache the numbers of iterations of loops.
17223 * tree-scalar-evolution.c (scev_reset_except_niters):
17225 (scev_reset): Use scev_reset_except_niters.
17226 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17228 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17230 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17231 __WORKAROUND_RETS when appropriate.
17233 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17235 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17236 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17238 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17239 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17240 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17241 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17242 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17243 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17244 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17245 *fop_df_1_sse insn patterns using MODEF mode iterator.
17246 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17247 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17248 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17249 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17250 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17251 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17252 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17253 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17254 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17255 (*fop_xf_5_i387): Ditto.
17256 (*fop_xf_6_i387): Ditto.
17258 2008-05-30 Richard Guenther <rguenther@suse.de>
17260 * builtins.c (build_string_literal): Avoid generating
17261 a non-gimple_val result.
17263 2008-05-30 DJ Delorie <dj@redhat.com>
17265 * exec-tool.in: Use an environment variable (private) instead of a
17266 file (shared) as a semaphore, so as to not break parallel builds.
17268 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17270 * optabs.c (maybe_encapsulate_block): Remove.
17271 (emit_libcall_block): Adjust accordingly.
17272 * optabs.h (maybe_encapsulate_block): Remove prototype.
17274 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17275 Don't use maybe_encapsulate_block.
17277 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17279 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17280 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17281 rtx is a SYMBOL_REF before calling get_pool_constant.
17283 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17285 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17287 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17289 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17290 rather than OS names to choose INO_T_EQ definition.
17291 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17292 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17294 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17297 * config/darwin-f.c: New.
17298 * config/t-darwin: Added rule to build darwin-f.o.
17299 * config.gcc: Defined new variable, fortran_target_objs.
17300 (*-*-darwin*): Set fortran_target_objs.
17301 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17302 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17303 * configure: Regenerated.
17305 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17308 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17309 canonical type if needed.
17311 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17313 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17315 2008-05-29 Richard Guenther <rguenther@suse.de>
17317 PR tree-optimization/36343
17318 PR tree-optimization/36346
17319 PR tree-optimization/36347
17320 * tree-flow.h (clobber_what_p_points_to): Declare.
17321 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17322 pointed-to variable is dereferenced is irrelevant to whether
17323 the pointer can access the pointed-to variable.
17324 (clobber_what_p_points_to): New function.
17325 * tree-ssa-alias.c (set_initial_properties): Use it.
17326 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17327 call clobber check for NMTs.
17329 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17331 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17332 for printing gcov_type.
17334 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17336 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17337 and the eh region information.
17338 * value-prof.c (gimple_move_stmt_histograms): New function.
17339 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17341 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17343 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17345 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17347 * value-prof.c (tree_ic_transform): Print counts.
17348 * tree-profile.c (tree_gen_ic_func_profiler):
17349 Clear __gcov_indreict_call_callee variable to avoid misattribution
17352 2008-05-28 Rafael Espíndola <espindola@google.com>
17354 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17357 2008-05-28 Richard Guenther <rguenther@suse.de>
17359 PR tree-optimization/36339
17360 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17361 and clobbering code out of the loop.
17363 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17365 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17368 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17369 s390_contiguous_bitmask_p, s390_symref_operand_p,
17370 s390_check_symref_alignment, s390_reload_larl_operand,
17371 s390_reload_symref_address): New functions.
17372 (s390_branch_condition_mnemonic): Support compare and branch
17374 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17375 and 'W' constraints.
17376 (s390_secondary_reload): Add secondary reloads for unaligned
17377 symbol refs or symbol refs to floating point or QI/TI mode
17379 (legitimate_address_p): Accept symbol references as addresses.
17380 (s390_expand_insv): Use rotate and insert selected bits
17381 instruction for insv when building for z10.
17382 (print_operand_address): Handle symbol ref addresses.
17383 (print_operand): Output modifier 'c' added for signed byte values.
17384 (s390_encode_section_info): Mark symbol refs with
17385 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17387 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17388 (length attribute): RRF, RRR have 4 byte length.
17389 (FPALL, INTALL): New mode iterators added.
17390 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17391 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17392 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17393 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17394 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17395 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17396 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17397 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17399 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17400 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17401 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17402 reload<INTALL:mode><P:mode>_toreg_z10,
17403 reload<FPALL:mode><P:mode>_tomem_z10,
17404 reload<FPALL:mode><P:mode>_toreg_z10,
17405 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17406 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17407 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17408 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17410 (movmem, clrmem, cmpmem): New splitters added.
17412 * config/s390/predicates.md (larl_operand): Use
17413 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17414 SYMBOL_REF_ALIGN1_P.
17415 (s390_signed_integer_comparison,
17416 s390_unsigned_integer_comparison): New predicates.
17418 * config/s390/s390-protos.h (s390_check_symref_alignment,
17419 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17420 s390_reload_symref_address,
17421 s390_compare_and_branch_condition_mask): Prototypes added.
17423 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17424 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17425 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17427 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17429 * config/s390/s390.c (z10_cost): New cost function for z10.
17430 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17431 (s390_issue_rate): Adjust issue rate for z10.
17432 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17433 (processor_flags): Add PF_Z10.
17434 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17435 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17436 * gcc/config.gcc: Add z10.
17438 2008-05-28 Richard Guenther <rguenther@suse.de>
17440 PR tree-optimization/36291
17441 * tree-flow. h (struct gimple_df): Remove var_anns member.
17442 * tree-flow-inline.h (gimple_var_anns): Remove.
17443 (var_ann): Simplify.
17444 * tree-dfa.c (create_var_ann): Simplify.
17445 (remove_referenced_var): Clear alias info from var_anns of globals.
17446 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17447 (delete_tree_ssa): Clear alias info from var_anns of globals.
17448 Do not free var_anns.
17449 (var_ann_eq): Remove.
17450 (var_ann_hash): Likewise.
17452 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17454 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17455 and loongson2f entries.
17456 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17457 * config/mips/mips.h (processor_type): Add Loongson-2E
17458 and Loongson-2F entries.
17459 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17460 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17461 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17462 * doc/invoke.texi (MIPS Options): Document loongson2e
17463 and loongson2f processor names.
17465 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17469 * config/i386/i386.c (ix86_function_arg_boundary): Use
17470 alignment of canonical type.
17471 (ix86_expand_vector_move): Check unaligned memory access for
17474 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17476 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17477 Moved to the front of file.
17479 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17480 H.J. Lu <hongjiu.lu@intel.com>
17482 * dwarf2out.c (current_fde): New.
17484 (lookup_cfa:): Likewise.
17485 (dwarf2out_end_epilogue): Likewise.
17486 (dwarf2out_note_section_used): Likewise.
17488 2008-05-27 Michael Matz <matz@suse.de>
17491 * c.opt (Wenum-compare): New warning option.
17492 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17494 2008-05-27 Michael Matz <matz@suse.de>
17496 PR middle-end/36326
17497 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17499 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17500 into memory as tail calls.
17502 2008-05-27 Richard Guenther <rguenther@suse.de>
17504 PR tree-optimization/36339
17505 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17506 pointers cause all addressable variables to be call clobbered.
17508 2008-05-27 Richard Guenther <rguenther@suse.de>
17510 PR tree-optimization/36245
17511 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17513 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17515 * config/s390/s390.md: Replace all occurences of the 'm'
17516 constraint with 'RT'.
17518 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17520 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17522 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17524 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17525 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17526 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17528 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17530 * reload.c: (find_reloads): Skip alternatives according to the
17531 "enabled" attribute. Constify the constraint variable.
17532 * recog.c (get_attr_enabled): Add default implementation.
17533 (extract_insn): Set the alternative_enabled_p array
17534 in the recog_data struct.
17535 (preprocess_constraints, constrain_operands): Skip
17536 alternatives according to the "enabled" attribute
17537 * recog.h (struct recog_data): New field alternative_enabled_p.
17538 (skip_alternative): New inline function.
17539 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17540 (record_reg_classes): Skip alternative according to the
17541 "enabled" attribute.
17543 * doc/md.texi: Add documention for the "enabled" attribute.
17545 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17547 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17548 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17549 constraint with TARGET_MEM_CONSTRAINT.
17550 * recog.c (asm_operand_ok, preprocess_constraints,
17551 constrain_operands): Likewise.
17552 * regclass.c (record_reg_classes): Likewise.
17553 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17554 * reload1.c (maybe_fix_stack_asms): Likewise.
17555 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17556 * recog.h: Adjust comment.
17557 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17558 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17559 * doc/md.texi: Add a note to description of 'm' constraint.
17560 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17562 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17564 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17565 that the bitfield is of integral type before testing its precision.
17567 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17568 Sa Liu <saliu@de.ibm.com>
17570 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17571 __modti3, __udivti3, __umodti3 and __udivmodti4.
17572 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17573 that implement TImode mul and div functions.
17574 * config/spu/multi3.c: New. Implement __multi3.
17575 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17576 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17579 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17581 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17582 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17583 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17584 tls_sysv_suffix): New mode and mode attribute iterators.
17585 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17586 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17587 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17588 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17589 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17592 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17594 PR tree-optimization/36329
17595 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17596 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17597 * cgraphbuild.c (initialize_inline_failed): Use the latter
17598 macro in lieu of the former.
17599 * ipa-inline.c (cgraph_mark_inline): Likewise.
17600 (cgraph_decide_inlining_of_small_function): Likewise.
17601 (cgraph_decide_inlining): Likewise.
17602 (cgraph_decide_inlining_incrementally): Likewise.
17604 2008-05-26 Tristan Gingold <gingold@adacore.com>
17605 Anatoly Sokolov <aesok@post.ru>
17607 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17608 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17609 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17610 optimization for 'avr6' architecture.
17612 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17615 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17617 2008-05-26 Richard Guenther <rguenther@suse.de>
17619 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17620 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17622 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17624 PR middle-end/36253
17625 * caller-save.c (insert_restore): Verify alignment of spill space.
17626 (insert_save): Likewise.
17627 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17628 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17629 (STACK_SLOT_ALIGNMENT): Likewise.
17630 * function.c (LOCAL_ALIGNMENT): Removed.
17631 (get_stack_local_alignment): New.
17632 (assign_stack_local): Use it. Set alignment on stack slot.
17633 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17634 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17635 (STACK_SLOT_ALIGNMENT): New.
17636 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17637 stack slot in XFmode.
17639 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17641 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17644 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17645 argument operand in rax isn't removed.
17647 2008-05-26 Richard Guenther <rguenther@suse.de>
17649 PR middle-end/36300
17650 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17651 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17653 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17656 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17658 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17660 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17661 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17663 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17665 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17666 build a trampoline if we don't want one.
17667 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17668 return zero for nested functions if we don't want a trampoline.
17670 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17672 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17674 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17677 * c.opt: Removed undocumented option '-lang-fortran'.
17678 * c-common.h: Removed global variable 'lang_fortran'.
17679 * c-opts.c (c_common_handle_option): Removed code to handle
17680 option '-lang-fortran'. Updated includes.
17681 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17682 definition of '__GFORTRAN__'.
17683 (define__GNUC__): Reimplemented to use BASEVER and
17684 cpp_define_formatted.
17685 (builtin_define_with_value_n): Removed.
17686 * c-incpath.h: Renamed to ...
17687 * incpath.h: ... this.
17688 * c-incpath.c: Renamed to ...
17689 * incpath.c: ... this. Updated includes.
17690 * fix-header.c: Updated includes.
17691 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17692 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17693 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17695 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17697 * tree.h: Update the table of flags used on tree nodes.
17698 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17699 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17700 (FORCED_LABEL): Add access check.
17701 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17702 (ASM_INPUT_P): Likewise.
17703 (ASM_VOLATILE_P): Likewise.
17704 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17705 (OMP_SECTION_LAST): Access private_flag directly.
17706 (OMP_RETURN_NOWAIT): Likewise.
17707 (OMP_PARALLEL_COMBINED): Likewise.
17708 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17709 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17710 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17711 deprecated_flag directly.
17713 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17715 * final.c (frame_pointer_needed): Removed.
17716 * flags.h (frame_pointer_needed): Likewise.
17718 * function.h (rtl_data): Add frame_pointer_needed.
17719 (frame_pointer_needed): New.
17721 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17723 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17725 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17727 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17730 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17732 * c-common.c (strip_array_types): Move function to..
17734 (get_inner_array_type): Delete.
17735 * c-common.h (strip_array_types): Move declaration to..
17737 (get_inner_array_type): Delete.
17738 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17739 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17740 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17741 * config/pa/pa.c (emit_move_sequence): Likewise.
17743 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17745 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17748 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17750 * function.c: Include target hook for nonlocal_goto frame value.
17752 2008-05-24 Richard Guenther <rguenther@suse.de>
17754 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17755 variable can be only accessed through a pointer or a union.
17757 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17759 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17760 * doc/extend.texi: Likewise.
17762 2008-05-23 DJ Delorie <dj@redhat.com>
17764 * config/m32c/jump.md (untyped_call): Add.
17766 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17767 for A24 to PSImode.
17768 (m32c_address_cost): Detail costs for indirect offsets.
17770 2008-05-23 Rafael Espíndola <espindola@google.com>
17772 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17773 if a node is a SUBREG.
17774 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17777 2008-05-23 Paul Brook <paul@codesourcery.com>
17778 Carlos O'Donell <carlos@codesourcery.com>
17780 * doc/extend.texi: Clarify use of __attribute__((naked)).
17781 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17782 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17783 * function.c (use_register_for_decl): Use
17784 targetm.calls.allocate_stack_slots_for_args.
17785 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17786 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17787 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17789 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17791 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17793 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17795 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17796 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17797 is only rounded once.
17799 2008-05-23 Richard Guenther <rguenther@suse.de>
17801 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17803 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17804 Jakub Jelinek <jakub@redhat.com>
17807 * configure.ac: Handle --enable-cld.
17808 * configure: Regenerated.
17809 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17810 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17811 (ix86_current_function_needs_cld): New define.
17812 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17813 (cld): New isns pattern.
17814 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17815 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17816 * config/i386/i386.opt (mcld): New option.
17817 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17818 TARGET_CLD and ix86_current_function_needs_cld.
17819 (override_options): Use -mcld by default for 32-bit code if
17822 * doc/install.texi (Options specification): Document --enable-cld.
17823 * doc/invoke.texi (Machine Dependent Options)
17824 [i386 and x86-64 Options]: Add -mcld option.
17825 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17827 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17828 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17829 (return_in_memory_64): Likewise.
17830 (return_in_memory_ms_64): Likewise.
17832 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17834 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17835 * builtins.c (fold_builtin_fpclassify): New.
17836 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17837 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17838 * c-common.c (handle_type_generic_attribute): Adjust to accept
17839 fixed arguments before an elipsis.
17840 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17841 * doc/extend.texi: Document __builtin_fpclassify.
17843 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17845 * omp-low.c (gate_expand_omp_ssa): Remove.
17846 (pass_expand_omp_ssa): Remove.
17847 (gate_expand_omp): Do not check for flag_openmp_ssa.
17848 * common.opt (-fopenmp-ssa): Remove.
17849 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17851 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17853 * config/sh/sh.opt (mfixed-range): New option.
17854 * config/sh/sh-protos.h (sh_fix_range): Declare.
17855 * config/sh/sh.c (sh_fix_range): New function.
17856 * config/sh/sh.h (sh_fixed_range_str): Declare.
17857 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17859 * doc/invoke.texi (SH Options): Document -mfixed-range.
17861 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17863 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17864 it before the redeclaration.
17866 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17868 * config/avr/avr.c (get_sequence_length): Add new function.
17869 (expand_prologue, expand_epilogue): Remove duplicate code.
17871 2008-05-22 Rafael Espíndola <espindola@google.com>
17873 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17876 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17878 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17879 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17881 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17882 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17883 (vect_update_misalignment_for_peel): Likewise.
17884 (vector_alignment_reachable_p): Likewise.
17885 * tree-vect-transform.c (vectorizable_load): Likewise.
17886 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17887 (get_vectype_for_scalar_type): Pass mode of scalar_type
17888 to UNITS_PER_SIMD_WORD.
17890 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17891 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17892 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17893 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17894 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17896 2008-05-22 Ira Rosen <irar@il.ibm.com>
17898 PR tree-optimization/36293
17899 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17900 if the first load must be skipped because of a gap.
17902 2008-05-22 Richard Guenther <rguenther@suse.de>
17904 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17905 more cases of offset disambiguation that is possible if
17906 strict-aliasing rules apply.
17907 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17908 for basic offset and type-based disambiguation.
17910 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17912 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17913 ix86_expand_vector_set on V16QImode for SSE4.1.
17915 2008-05-21 Tom Tromey <tromey@redhat.com>
17917 * c.opt (Wimport): Mark as undocumented.
17918 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17920 (Warning Options): Likewise.
17921 * doc/cppopts.texi: Don't mention -Wimport.
17923 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17925 PR tree-optimization/36287
17926 PR tree-optimization/36286
17927 * lambda-code.c (build_access_matrix): Do not use the loop->num
17928 for computing the number of induction variables: use the loop depth
17931 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17934 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17935 option -f(no-)leading-underscore.
17937 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17939 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17940 GET_MODE_NUNITS (mode).
17942 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17944 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17945 (-mmulhw): Add 464 to description.
17946 (-mdlmzb): Likewise.
17947 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17948 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17950 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17951 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17952 * config/rs6000/rs6000.md: Update comments for 464.
17954 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17956 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17958 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17960 * config/i386/sse.md (vec_extractv4sf): Removed.
17961 (vec_extractv2df): Likewise.
17962 (vec_extractv2di): Likewise.
17963 (vec_extractv4si): Likewise.
17964 (vec_extractv8hi): Likewise.
17965 (vec_extractv16qi): Likewise.
17966 (vec_extract<mode>): New.
17968 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17970 * config/i386/sse.md (vec_setv4sf): Removed.
17971 (vec_setv2df): Likewise.
17972 (vec_setv2di): Likewise.
17973 (vec_setv4si): Likewise.
17974 (vec_setv8hi): Likewise.
17975 (vec_setv16qi): Likewise.
17976 (vec_set<mode>): New.
17978 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17980 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17981 goto for vec_concat and vec_interleave.
17983 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17985 * config/i386/sse.md (vec_initv4sf): Removed.
17986 (vec_initv2df): Likewise.
17987 (vec_initv2di): Likewise.
17988 (vec_initv4si): Likewise.
17989 (vec_initv8hi): Likewise.
17990 (vec_initv16qi): Likewise.
17991 (vec_init<mode>): New.
17993 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17995 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17997 2008-05-21 Tom Tromey <tromey@redhat.com>
17999 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18000 (zone_find_object_offset): Likewise.
18001 (gt_ggc_m_S): Likewise.
18002 (highest_bit): Likewise.
18003 * ggc-page.c (gt_ggc_m_S): New function.
18004 * stringpool.c (string_stack): Remove.
18005 (init_stringpool): Update.
18006 (ggc_alloc_string): Use ggc_alloc.
18007 (maybe_delete_ident): New function.
18008 (ggc_purge_stringpool): Likewise.
18009 (gt_ggc_m_S): Remove.
18010 * ggc-common.c (ggc_protect_identifiers): New global.
18011 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18012 ggc_protect_identifiers.
18013 * ggc.h (ggc_protect_identifiers): Declare.
18014 (gt_ggc_m_S): Update.
18015 (ggc_purge_stringpool): Declare.
18016 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18017 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18019 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18021 2008-05-21 David S. Miller <davem@davemloft.net>
18023 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18026 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18028 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18031 2008-05-20 David Daney <ddaney@avtrex.com>
18033 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18034 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18035 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18036 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18037 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18038 (atomic_hiqi_op): New define_code_iterator.
18039 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18040 mips_expand_compare_and_swap_12.
18041 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18042 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18043 (sync_<optab><mode>, sync_old_<optab><mode>,
18044 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18045 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18046 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18047 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18048 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18049 (test_and_set_12): New insn.
18050 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18051 sync_new_<optab><mode>, sync_old_nand<mode>,
18052 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18053 clobber to operand 0 for SI and DI mode insns.
18054 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18055 mips_gen_fn_4): New typedefs.
18056 (mips_gen_fn_ptrs): Define new union type.
18057 (mips_expand_compare_and_swap_12): Remove declaration.
18058 (mips_expand_atomic_qihi): Declare function.
18059 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18060 (mips_expand_atomic_qihi): ... this. Use new generator function
18062 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18063 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18064 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18065 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18066 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18067 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18068 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18069 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18070 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18071 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18074 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18076 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18079 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18081 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18082 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18083 (avr_attribute_table): Add 'OS_main' function attribute.
18084 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18085 functions with 'OS_main' attribute.
18087 2008-05-20 Richard Guenther <rguenther@suse.de>
18089 PR tree-optimization/35204
18090 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18091 helper, split out from ...
18092 (DFS): ... here. Make the DFS walk non-recursive.
18094 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18095 Jan Sjodin <jan.sjodin@amd.com>
18097 PR tree-optimization/36181
18098 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18099 (parallelize_loops): Don't parallelize when the loop has vector
18102 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18103 Sebastian Pop <sebastian.pop@amd.com>
18105 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18106 matrix, and never look at the tree representation of the memory
18108 (linear_transform_loops): Computes parameters and access matrices.
18109 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18111 (access_matrix_get_index_for_parameter): New.
18112 * tree-data-ref.h (struct access_matrix): New.
18113 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18114 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18115 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18116 am_vector_index_for_loop): New.
18117 (struct data_reference): Add field access_matrix.
18118 (DR_ACCESS_MATRIX): New.
18119 (compute_data_dependences_for_loop): Update declaration.
18120 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18121 * lambda.h (lambda_vector_vec_p): Declared.
18122 * lambda-code.c: Depend on pointer-set.h.
18123 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18124 av_for_af_base, av_for_af, build_access_matrix,
18125 lambda_compute_access_matrices): New.
18126 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18128 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18130 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18131 $SOURCEDIR/include.
18133 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18134 Sebastian Pop <sebastian.pop@amd.com>
18136 PR tree-optimization/36206
18137 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18139 (instantiate_scev_1): Rename flags to fold_conversions.
18140 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18141 outeside instantiation_loop.
18142 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18143 (evolution_function_is_affine_or_constant_p): Removed.
18144 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18146 (analyze_siv_subscript): Pass in the loop nest number.
18147 Call evolution_function_is_affine_in_loop instead of
18148 evolution_function_is_affine_p.
18149 (analyze_overlapping_iterations): Pass in the loop nest number.
18151 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18152 Sebastian Pop <sebastian.pop@amd.com>
18154 PR tree-optimization/36206
18155 * tree-chrec.h (chrec_fold_op): New.
18156 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18159 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18161 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18163 (remove_duplicates): Do not set inode on non-inode systems.
18166 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18168 * config.gcc (tm_file): Update comments about relative pathnames.
18170 2008-05-20 Richard Guenther <rguenther@suse.de>
18172 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18173 * tree-ssa-sccvn.c (process_scc): Likewise.
18174 * tree-ssa-sink.c (execute_sink_code): Likewise.
18175 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18176 * tree-vrp.c (process_assert_insertions): Likewise.
18177 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18178 (perform_tree_ssa_dce): Likewise.
18179 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18180 (dump_dominator_optimization_stats): Likewise.
18181 * tree-vectorizer.c (vectorize_loops): Likewise.
18183 2008-05-20 Richard Guenther <rguenther@suse.de>
18185 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18187 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18189 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18190 (ix86_i386elf_return_in_memory): Likewise.
18191 (ix86_i386interix_return_in_memory): Likewise.
18192 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18193 (SUBTARGET_RETURN_IN_MEMORY): New.
18194 * config/i386/i386elf.h: Likewise.
18195 * config/i386/ptx4-i.h: Likewise.
18196 * config/i386/sol2-10.h: Likewise.
18197 * config/i386/sysv4.h: Likewise.
18198 * config/i386/vx-common.h: Likewise.
18199 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18200 * config/i386/i386.c (ix86_return_in_memory): Made static and
18201 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18202 (ix86_i386elf_return_in_memory): Removed.
18203 (ix86_i386interix_return_in_memory): Removed.
18204 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18205 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18207 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18209 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18211 2008-05-19 Xinliang David Li <davidxl@google.com>
18213 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18215 * common.opt: Ditto.
18216 * doc/invoke.texi: Ditto.
18218 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18220 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18221 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18223 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18225 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18226 sizes of operand array from 8/4 to 4/2.
18227 (ix86_expand_vector_init_general): Change size of operand array
18228 from 32 to 16. Remove op0, op1 and half_mode.
18230 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18232 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18233 (ix86_expand_vector_init_interleave): Likewise.
18234 (ix86_expand_vector_init_general): Use them. Assert
18235 word_mode == SImode when n_words == 4.
18237 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18239 * config/i386/i386.c (ix86_secondary_reload): New static function.
18240 (TARGET_SECONDARY_RELOAD): New define.
18241 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18242 * config/i386/i386.md (reload_outqi): Remove.
18244 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18246 PR middle-end/35509
18247 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18248 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18249 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18250 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18251 (fold_builtin_1): Likewise.
18252 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18253 c-common.c (check_builtin_function_arguments): Handle
18254 BUILT_IN_ISINF_SIGN.
18255 * doc/extend.texi: Document __builtin_isinf_sign.
18256 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18258 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18260 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18261 EH cleanup at the end of the pass, search for those that have been
18262 turned into forwarder blocks and do the cleanup on their successor.
18264 2008-05-18 Richard Guenther <rguenther@suse.de>
18266 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18267 pointers to sizetype and vice versa.
18269 2008-05-18 Xinliang David Li <davidxl@google.com>
18271 * gcc/tree-ssa-dce.c: Coding style fix.
18272 (check_pow): Documentation comment.
18273 (check_log): Documenation comment. Coding style fix.
18274 (is_unnecessary_except_errno_call): Ditto.
18275 (gen_conditions_for_pow): Ditto.
18276 (gen_conditions_for_log): Ditto.
18277 (gen_shrink_wrap_conditions): Ditto.
18278 (shrink_wrap_one_built_in_calls): Ditto.
18279 * gcc/doc/invoke.texi: Better documentation string.
18280 * ChangeLog: Fix wrong change log entries from
18281 May 17 checkin on function call DCE.
18283 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18285 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18287 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18289 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18290 * df-problems.c (simulation routines): Fixed block comment to
18291 properly say how to add forwards scanning functions.
18293 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18295 * tree-inline.c (setup_one_parameter): Remove dead code.
18297 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18299 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18300 a BIT_AND_EXPR only for an INTEGER_TYPE.
18302 2008-05-17 Xinliang David Li <davidxl@google.com>
18304 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18305 (check_pow, check_log, is_unnecessary_except_errno_call): New
18306 functions to check for eliminating math functions that are pure
18307 except for setting errno.
18308 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18309 general condition expressions for shrink-wrapping pow/log calls.
18310 (gen_shrink_wrap_conditions): Ditto.
18311 (shrink_wrap_one_built_in_call): Ditto.
18312 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18313 (mark_operand_necessary): If debugging, output if OP is necessary.
18314 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18316 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18318 * gcc/common.opt: New user flag -ftree-builtin-dce.
18319 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18321 2008-05-16 David S. Miller <davem@davemloft.net>
18323 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18324 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18326 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18329 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18331 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18333 * ifcvt.c (dead_or_predicable): Rename
18334 df_simulate_one_insn_backwards to df_simulate_one_insn.
18335 * recog.c (peephole2_optimize): Ditto.
18336 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18338 * df.h: Rename df_simulate_one_insn_backwards to
18339 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18340 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18341 scanning of defs and uses.
18342 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18343 (df_simulate_one_insn_forwards): Removed.
18345 2008-05-16 Doug Kwan <dougkwan@google.com>
18347 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18349 (real_from_string): Handle NaNs and Inf as approriate.
18351 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18353 * doc/gty.texi (Source Files Containing Type Information): Note
18354 that headers should appear first in the gtfiles list.
18356 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18358 * tree.def (COND_EXEC): Properly documented this code.
18360 2008-05-16 Diego Novillo <dnovillo@google.com>
18362 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18363 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18366 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18368 * tree-ssa-dse (max_stmt_uid): Removed.
18369 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18370 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18371 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18372 * function.h (cfun.last_stmt_uid): New field.
18373 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18374 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18376 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18377 (create_stmt_ann): Initialize the ann->uid field.
18378 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18380 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18382 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18384 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18385 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18386 (init_empty_tree_cfg): Call it.
18388 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18390 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18393 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18395 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18396 * tree-dump.c (dump_options): New verbose option.
18397 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18399 * tree-pass.h (TDF_VERBOSE): New dump flag.
18400 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18401 (tree-flow.h): Added include.
18402 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18404 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18406 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18408 From Jie Zhang <jie.zhang@analog.com>
18409 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18410 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18411 mcpu=bf561-none and mcpu=bf561-0.2.
18412 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18413 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18414 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18415 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18416 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18417 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18418 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18420 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18421 (cputype_selected): Remove.
18422 (bfin_handle_option): Don't use cputype_selected.
18423 (override_options): When no mcpu option, enable all workarounds.
18424 Don't use bfin_workarounds.
18425 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18427 (DEFAULT_CPU_TYPE): Don't define.
18429 2008-05-16 Richard Guenther <rguenther@suse.de>
18431 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18432 on deletion of the last stmt.
18434 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18436 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18437 V8HImode for SSE2 and V16QImode for SSE4.1.
18439 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18441 * cgraph.h (compute_inline_parameters): Made public.
18442 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18443 variable_generate_summary, function_write_summary,
18444 variable_write_summary, variable_read_summary. Added generate_summary,
18445 write_summary, read_summary.
18446 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18447 pass_ipa_inline.function_generate_summary, to
18448 compute_inline_parameters.
18449 * ipa-inline.c (compute_inline_parameters): Made public and added
18451 (compute_inline_parameters_for_current): New function.
18452 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18453 (inline_generate_summary): Removed parameter and made to loop over
18455 (pass_ipa_inline): Updated for new IPA_PASS structure.
18456 * passes.c (execute_ipa_summary_passes): Now is called once per
18457 pass rather than once per node*pass.
18459 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18461 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18462 avr_have_mul_p, avr_asm_only_p): Remove variables.
18463 (avr_override_options): Remove initialization of removed variables.
18464 (avr_file_start): Convert removed variables to fields of
18465 'struct base_arch_s *avr_current_arch'.
18466 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18467 (AVR_HAVE_MUL): (Ditto.).
18468 (AVR_HAVE_MOVW): (Ditto.).
18469 (AVR_HAVE_LPMX): (Ditto.).
18470 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18471 avr_asm_only_p): Remove declaration.
18473 2008-05-15 Diego Novillo <dnovillo@google.com>
18475 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18476 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18478 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18480 PR middle-end/36194
18481 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18482 Don't call record_truncated_value from here.
18483 (record_truncated_value): Turn it into a for_each_rtx callback.
18484 (record_truncated_values): New function.
18485 (combine_instructions): Call note_uses with record_truncated_values.
18486 Change name of check_conversion to check_promoted_subreg.
18488 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18490 * doc/sourcebuild.texi: Document support for torture tests.
18492 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18494 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18495 to alternative 4 of operand 2.
18497 2008-05-15 Richard Guenther <rguenther@suse.de>
18499 * tree-pass.h (current_pass): Declare.
18500 (get_pass_for_id): Likewise.
18501 * passes.c (passes_by_id, passes_by_id_size): New globals.
18502 (set_pass_for_id): New function.
18503 (get_pass_for_id): Likewise.
18504 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18505 (execute_function_todo): Flush per function statistics.
18506 * toplev.c (compile_file): Init statistics.
18507 (general_init): Do early statistics initialization.
18508 (finalize): Finish statistics.
18509 * statistics.h (statistics_early_init): Declare.
18510 (statistics_init): Likewise.
18511 (statistics_fini): Likewise.
18512 (statistics_fini_pass): Likewise.
18513 (statistics_counter_event): Likewise.
18514 (statistics_histogram_event): Likewise.
18515 * statistics.c: New file.
18516 * Makefile.in (OBJS-common): Add statistics.o.
18517 (statistics.o): Add dependencies.
18518 * doc/invoke.texi (-fdump-statistics): Document.
18520 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18521 (insert): Likewise.
18522 (execute_pre): Use statistics_counter_event.
18523 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18524 (substitute_and_fold): Increment it. Use statistics_counter_event.
18526 2008-05-15 Diego Novillo <dnovillo@google.com>
18528 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18530 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18531 * tree-ssa-alias.c (new_type_alias): Remove references to
18532 sub-variables from comment.
18533 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18535 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18537 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18538 attribute to 1 only for insertps alternative.
18540 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18542 * config/bfin/bfin.md (loadbytes): New pattern.
18543 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18544 (bfin_init_builtins): Initialize it.
18545 (bdesc_1arg): Add it.
18547 2008-05-15 Sa Liu <saliu@de.ibm.com>
18549 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18550 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18551 * testsuite/lib/target-supports.exp: Add
18552 check_effective_target_fortran_integer_16.
18554 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18556 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18557 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18558 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18559 (TARGET_RETURN_IN_MEMORY): Define.
18561 2008-05-15 Richard Guenther <rguenther@suse.de>
18563 PR middle-end/36244
18564 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18565 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18566 represent unmodifiable vars.
18568 2008-05-15 Richard Guenther <rguenther@suse.de>
18570 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18571 INDIRECT_REF and TARGET_MEM_REF.
18572 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18575 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18576 H.J. Lu <hongjiu.lu@intel.com>
18578 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18579 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18580 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18581 insn alternatives. Add missing alternatives.
18582 (*vec_concatv2di_rex64_sse4_1): Likewise.
18583 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18584 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18585 Require TARGET_SSE.
18587 2008-05-15 Richard Guenther <rguenther@suse.de>
18589 PR tree-optimization/36009
18590 PR tree-optimization/36204
18591 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18592 (determine_invariantness_stmt): Record the loop a store is
18593 always executed in.
18594 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18597 2008-05-15 Richard Guenther <rguenther@suse.de>
18599 PR tree-optimization/34330
18600 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18601 through the pointer will alias the SMT.
18603 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18605 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18607 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18609 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18611 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18612 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18614 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18615 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18616 (vashl_optab): New optab for vector/vector shifts.
18617 (vashr_optab): Ditto.
18618 (vlshr_optab): Ditto.
18619 (vrotl_optab): Ditto.
18620 (vrotr_optab): Ditto.
18621 (optab_subtype): New enum for optab_for_tree_code call.
18622 (optab_for_tree_code): Add enum optab_subtype argument.
18624 * optabs.c (optab_for_tree_code): Take an additional argument to
18625 distinguish between a vector shift by a scalar and vector shift by
18626 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18627 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18628 vector shift by a vector.
18629 (expand_widen_pattern_expr): Pass additional argument to
18630 optab_for_tree_code.
18632 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18633 vrotl_optab, vrotr_optab.
18635 * expr.c (expand_expr_real_1): Update calls to
18636 optab_for_tree_code to distinguish between vector shifted by a
18637 scalar and vector shifted by a vector.
18638 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18639 (supportable_narrowing_operation): Ditto.
18640 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18641 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18642 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18643 (vect_create_epilog_for_reduction): Ditto.
18644 (vectorizable_reduction): Ditto.
18645 (vectorizable_operation): Ditto.
18646 (vect_strided_store_supported): Ditto.
18647 (vect_strided_load_supported): Ditto.
18648 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18649 * expmed.c (expand_shift): Ditto.
18651 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18653 (ashr@var{m}3): Ditto.
18654 (vashl@var{m}3): Document new vector/vector shift standard name.
18655 (vashr@var{m}3): Ditto.
18656 (vlshr@var{m}3): Ditto.
18657 (vrotl@var{m}3): Ditto.
18658 (vrotr@var{m}3): Ditto.
18660 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18661 (PPERM_INVERT): Ditto.
18662 (PPERM_REVERSE): Ditto.
18663 (PPERM_REV_INV): Ditto.
18664 (PPERM_ZERO): Ditto.
18665 (PPERM_ONES): Ditto.
18666 (PPERM_SIGN): Ditto.
18667 (PPERM_INV_SIGN): Ditto.
18668 (PPERM_SRC1): Ditto.
18669 (PPERM_SRC2): Ditto.
18671 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18672 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18673 allows a memory operand to be the value being added, and split it
18674 to improve vectorization.
18675 (sse5_pmacsdqh_mem): Ditto.
18676 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18677 (sse5_mulv2div2di3_high): Ditto.
18678 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18679 (vec_pack_trunc_v4si): Ditto.
18680 (vec_pack_trunc_v2di): Ditto.
18681 (sse5_pcmov_<mode>): Remove code that tried to use use
18682 andps/andnps instead of pcmov.
18683 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18684 pmacsdqh instructions.
18685 (vec_widen_smult_lo_v4si): Ditto.
18687 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18688 (PPERM_INVERT): Ditto.
18689 (PPERM_REVERSE): Ditto.
18690 (PPERM_REV_INV): Ditto.
18691 (PPERM_ZERO): Ditto.
18692 (PPERM_ONES): Ditto.
18693 (PPERM_SIGN): Ditto.
18694 (PPERM_INV_SIGN): Ditto.
18695 (PPERM_SRC1): Ditto.
18696 (PPERM_SRC2): Ditto.
18697 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18699 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18701 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18702 says ignore whether the last reference is a memory operand.
18704 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18705 Paolo Bonzini <bonzini at gnu dot org>
18707 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18710 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18711 (vlshr<mode>3): Rename from vlshr<mode>3.
18712 (vashr<mode>3): Rename from vashr<mode>3.
18713 (mulv4sf3): Change the names of vector shift patterns.
18717 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18720 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18745 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18746 (floatunssidf2_internal): Change vector/vector shift names.
18747 (floatunsdidf2_internal): Ditto.
18754 (vashl<mode>3): Rename from ashl<mode>3.
18755 (vashr<mode>3): Rename from ashr<mode>3.
18756 (vlshr<mode>3): Rename from lshr<mode>3.
18757 (vrotl<mode>3): Rename from rotl<mode>3.
18759 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18762 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18763 multiply gives the wrong value when doing widening multiplies.
18764 (vec_widen_smult_lo_v4si): Ditto.
18766 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18768 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18769 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18770 emit_library_call_value.
18771 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18772 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18773 * calls.c (initialize_argument_information, precompute_arguments,
18774 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18775 (precompute_arguments): Removed flags parameter.
18776 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18778 2008-05-14 Richard Guenther <rguenther@suse.de>
18780 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18781 Make sure to register the store if the use is a PHI_NODE.
18783 2008-05-14 Olivier Hainque <hainque@adacore.com>
18785 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18786 memory if the component is to be referenced in BLKmode according
18787 to get_inner_reference.
18789 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18791 * calls.c (emit_library_call_value_1): Restore code clearing
18792 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18794 2008-05-14 Olivier Hainque <hainque@adacore.com>
18795 Nicolas Roche <roche@adacore.com>
18797 * configure.ac: Add support for a "gcc_subdir" variable in
18798 config-lang.in, to denote a subdirectory where the language/GCC
18799 integration files are to be found.
18800 * configure: Regenerate.
18802 2008-05-14 Ira Rosen <irar@il.ibm.com>
18804 PR tree-optimization/36098
18805 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18806 value for the first load in the group in case of a gap.
18807 (vect_build_slp_tree): Check that there are no gaps in loads.
18809 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18811 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18812 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18813 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18814 emit_insn and remove unneeded code to construct extra args.
18815 (emit_no_conflict_block): Removed.
18816 * optabls.h: (emit_no_conflict_block): Removed.
18817 * cse.c (cse_extended_basic_block): Remove search for
18818 REG_NO_CONFLICT note.
18819 * global.c: Removed incorrect comment added in revision 117.
18820 * expr.c (convert_move): Change call to emit_no_conflict_block to
18822 * recog.c: Change comments so that they do not mention
18824 * local_alloc.c (combine_regs): Removed last parameter.
18825 (no_conflict_p): Removed.
18826 (block_alloc): Removed note, no_conflict_combined_regno and set
18827 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18828 (combine_regs): Removed already_dead and code to look for
18829 REG_NO_CONFLICT notes.
18830 * lower_subreg (remove_retval_note): Removed code to look for
18831 REG_NO_CONFLICT block.
18832 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18833 (resolve_clobber): Remove code to process libcalls that have
18834 REG_NO_CONFLICT notes.
18835 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18837 * combine.c (can_combine_p, distribute_notes): Removed
18838 REG_NO_CONFLICT case.
18839 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18841 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18842 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18844 * reg-notes.def (NO_CONFLICT): Removed.
18846 2008-05-14 David S. Miller <davem@davemloft.net>
18848 * config/sparc/sparc.c (sparc_profile_hook): If
18849 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18850 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18851 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18853 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18855 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18857 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18860 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18861 and op1 expansion before vector concat to have less live pseudos.
18863 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18865 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18866 ix86_expand_vector_set if supported.
18868 2008-05-13 Diego Novillo <dnovillo@google.com>
18869 Kenneth Zadeck <zadeck@naturalbridge.com>
18871 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18873 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18874 phinodes_print_statistics, init_ssanames, fini_ssanames,
18875 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18876 release_ssa_name, release_defs, replace_ssa_name_symbol,
18877 ssanames_print_statistics): Move ...
18878 * tree-flow.h: ... here.
18879 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18880 Use FN instead of cfun.
18881 (make_ssa_name_fn): Rename from make_ssa_name.
18882 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18883 * tree-flow-inline.h (make_ssa_name): Move from
18884 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18885 * omp-low.c (expand_omp_parallel):
18886 * tree-flow-inline.h (redirect_edge_var_map_result):
18887 * tree-ssa.c (init_tree_ssa): Add argument FN.
18888 Use it instead of cfun. Update all users.
18890 2008-05-13 Tom Tromey <tromey@redhat.com>
18892 PR preprocessor/22168:
18893 * doc/cpp.texi (Top): Update menu.
18894 (Alternatives to Wrapper #ifndef): New node.
18895 (Other Directives): Document deprecation.
18896 (Obsolete Features): Remove menu.
18897 (Assertions): Merge node into Obsolete Features.
18898 (Obsolete once-only headers): Move earlier; rename to Alternatives
18899 to Wrapper #ifndef.
18900 * doc/cppopts.texi: Update.
18901 * c.opt (Wdeprecated): Enable for C and ObjC.
18902 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18903 (C++ Dialect Options): Move -Wno-deprecated from here to...
18904 (Warning Options): ... here.
18906 2008-05-13 Richard Guenther <rguenther@suse.de>
18908 PR middle-end/36227
18909 * fold-const.c (fold_sign_changed_comparison): Do not allow
18910 changes in pointer-ness.
18912 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18915 * config/sh/sh.c (sh_expand_prologue): Don't clear
18916 RTX_FRAME_RELATED_P for push insns.
18918 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18920 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18922 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18924 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18925 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18926 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18928 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18930 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18931 (*vec_concatv4sf_sse): This.
18932 (*sse2_concatv2si): Renamed to ...
18933 (*vec_concatv2si_sse2): This.
18934 (*sse1_concatv2si): Renamed to ...
18935 (*vec_concatv2si_sse): This.
18936 (*vec_concatv2di_rex): Renamed to ...
18937 (*vec_concatv2di_rex64): This.
18938 (*vec_concatv2si_sse4_1): New.
18939 (*vec_concatv2di_rex64_sse4_1): Likewise.
18941 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18943 PR rtl-optimization/36111
18944 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18945 that was created for swappable operands.
18947 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18950 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18951 * configure.ac: Add call to ACX_PROG_GNAT.
18953 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18955 * optc-gen.awk: Fix comment typo.
18957 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18959 * pretty-print.c (pp_integer_with_precision): Use
18960 HOST_LONG_LONG_FORMAT.
18962 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18964 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18966 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18968 * config/i386/i386.c (bdesc_ptest): Removed.
18969 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18970 (bdesc_args): Add __builtin_ia32_ptestz128,
18971 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18972 (ix86_init_mmx_sse_builtins): Updated.
18973 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18974 (ix86_expand_builtin): Updated.
18976 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18978 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18979 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18981 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18983 * value-prof.c (interesting_stringop_to_profile): Do not
18984 return early for BUILT_IN_MEMPCPY.
18986 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18988 * calls.c (expand_call): Don't use callgraph to increase
18989 preferred_stack_boundary.
18991 * cgraph.h (cgraph_rtl_info): Use unsigned on
18992 preferred_incoming_stack_boundary.
18994 * final.c (rest_of_clean_state): Use unsigned on
18995 preferred_stack_boundary.
18997 2008-05-09 Tom Tromey <tromey@redhat.com>
18999 PR preprocessor/22231:
19000 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19003 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19005 PR tree-optimization/36129
19006 * tree-ssa-ccp.c: Include value-prof.h.
19007 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19008 built-in function was folded to a constant.
19009 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19011 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19012 Sebastian Pop <sebastian.pop@amd.com>
19014 * tree-scalar-evolution.c: Document instantiate_scev.
19015 (instantiate_parameters_1): Renamed instantiate_scev_1.
19016 Don't use the same loop for instantiation_loop and evolution_loop.
19017 (instantiate_scev): New.
19018 (instantiate_parameters): Moved...
19019 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19020 same loop twice. Maintains the semantics for this function.
19021 * tree-scalar-evolution.h (instantiate_scev): Declare.
19022 (instantiate_parameters): ...here. Now static inline.
19023 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19024 instead of resolve_mixers.
19026 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19028 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19030 2008-05-09 Tomas Bily <tbily@suse.cz>
19032 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19033 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19034 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19035 * c-common.c (c_common_truthvalue_conversion): Likewise.
19036 * tree-object-size.c (compute_object_offset): Likewise.
19037 * tree-inline.c (estimate_num_insns_1): Likewise.
19038 * varasm.c (const_hash_1, compare_constant, copy_constant)
19039 (compute_reloc_for_constant, output_addressed_constants)
19040 (initializer_constant_valid_p): Likewise.
19041 * c-omp.c (check_omp_for_incr_expr): Likewise.
19042 * gimplify.c (gimplify_expr): Likewise.
19043 * c-typeck.c (c_finish_return): Likewise.
19044 * tree-vectorizer.c (supportable_widening_operation)
19045 (supportable_narrowing_operation): Likewise.
19046 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19047 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19048 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19049 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19050 (descr_info_loc): Likewise.
19051 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19052 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19053 (fold_unary): Likewise.
19054 * builtins.c (get_pointer_alignment): Likewise.
19055 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19056 (instantiate_parameters_1): Likewise.
19057 * tree.c (expr_align, stabilize_reference): Likewise.
19058 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19059 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19060 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19061 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19062 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19063 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19065 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19066 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19067 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19068 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19069 (forward_propagate_comparison)
19070 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19071 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19072 * emit-rtl.c (component_ref_for_mem_expr)
19073 (set_mem_attributes_minus_bitpos): Likewise.
19074 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19075 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19077 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19078 (build_function_call, pointer_diff, build_compound_expr)
19079 (c_finish_return): Likewise.
19080 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19081 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19083 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19084 * expr.c (is_aligning_offset): Likewise.
19085 * tree-ssa-alias.c (is_escape_site): Likewise.
19086 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19087 (check_all_va_list_escapes): Likewise.
19088 * tree-ssa-loop-ivopts.c (determine_base_object)
19089 (determine_common_wider_type): Likewise.
19090 * dojump.c (do_jump): Likewise.
19091 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19092 * tree-gimple.c (is_gimple_cast): Likewise.
19093 * fold-const.c (decode_field_reference, )
19094 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19095 (fold_binary): Likewise.
19096 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19097 (already_warned_in_frontend_p): Likewise.
19098 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19099 * tree.c (really_constant_p, get_unwidened): Likewise.
19100 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19101 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19102 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19104 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19106 (CONVERT_EXPR_P): Define.
19107 (CASE_CONVERT): Define.
19109 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19111 PR middle-end/36117
19112 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19113 (delete_unmarked_insns): When deleting a call, call
19114 delete_unreachable_blocks.
19115 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19116 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19118 2008-05-08 Richard Guenther <rguenther@suse.de>
19120 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19121 (-ftree-salias): Likewise.
19122 (salias-max-implicit-fields): Remove param documentation.
19123 (salias-max-array-elements): Likewise.
19124 * tree-pass.h (pass_create_structure_vars): Remove.
19125 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19126 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19127 * tree-ssa-alias.c (create_structure_vars): Remove.
19128 (gate_structure_vars): Likewise.
19129 (pass_create_structure_vars): Likewise.
19130 (gate_build_alias): Likewise.
19131 (pass_build_alias): Adjust to run always and dump the function.
19132 * common.opt (ftree-salias): Hide.
19133 * passes.c (init_optimization_passes): Remove
19134 pass_create_structure_vars, adjust comment.
19135 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19136 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19137 * opts.c (decode_options): Do not set flag_tree_salias.
19138 (common_handle_option): Add OPT_ftree_salias to the backward
19139 compatibility section.
19141 2008-05-08 Richard Guenther <rguenther@suse.de>
19143 * tree-flow-inline.h (var_can_have_subvars): Move ...
19144 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19145 * tree-flow.h (var_can_have_subvars): Remove.
19146 (push_fields_onto_fieldstack): Remove.
19147 (sort_fieldstack): Likewise.
19148 (struct fieldoff): Move ...
19149 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19150 alias_set and base_for_components fields.
19151 (sort_fieldstack): Make static.
19152 (push_fields_onto_fieldstack): Likewise. Remove code that
19153 handles anything but RECORD_TYPEs. Remove alias_set and
19154 base_for_components handling.
19155 (create_variable_info_for): Adjust.
19157 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19159 * common.opt (Wframe-larger-than=): Shorten the help message
19161 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19163 2008-05-08 Rafael Espíndola <espindola@google.com>
19165 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19167 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19168 trap and that both operands are gimple values.
19169 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19170 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19173 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19175 * read-rtl.c (join_c_conditions): Return the first string if the
19176 two strings are equal.
19178 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19180 * gensupport.h (pred_data): Add a "num_codes" field.
19181 (add_predicate_code): Declare.
19182 * gensupport.c (add_predicate_code): New function.
19183 (std_pred_table): Add an "allows_const_p" field.
19184 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19185 Remove the (incomplete) list of such codes from the codes field.
19186 (init_predicate_table): Use add_predicate_code. Add all
19187 RTX_CONST_OBJs if allows_const_p is true.
19188 * genrecog.c (process_define_predicate): Use add_predicate_code.
19190 2008-05-08 David Daney <ddaney@avtrex.com>
19191 Richard Sandiford <rsandifo@nildram.co.uk>
19193 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19194 special case of constant zero operands.
19195 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19196 old and new values. Special case constant zero values.
19197 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19199 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19200 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19202 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19205 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19206 similar RTX_CONST_OBJ before CONST_INT.
19208 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19210 * stmt.c (expand_stack_restore): Change sa mode if needed.
19212 2008-05-08 Richard Guenther <rguenther@suse.de>
19214 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19215 return type to bool.
19216 (ix86_sol10_return_in_memory): Likewise.
19217 (ix86_i386elf_return_in_memory): Likewise.
19218 (ix86_i386interix_return_in_memory): Likewise.
19219 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19220 (ix86_sol10_return_in_memory): Likewise.
19221 (ix86_i386elf_return_in_memory): Likewise.
19222 (ix86_i386interix_return_in_memory): Likewise.
19224 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19227 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19229 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19230 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19233 2008-05-08 Richard Guenther <rguenther@suse.de>
19235 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19236 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19237 (DR_SUBVARS): Remove.
19238 * tree-dfa.c (dump_subvars_for): Remove.
19239 (debug_subvars_for): Likewise.
19240 (dump_variable): Do not dump subvars.
19241 (remove_referenced_var): Do not remove subvars.
19242 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19243 (lookup_subvars_for_var): Remove.
19244 (get_subvars_for_var): Likewise.
19245 (get_subvars_at): Likewise.
19246 (get_first_overlapping_subvar): Likewise.
19247 (overlap_subvar): Likewise.
19248 * tree-flow.h (subvar_t): Remove.
19249 (struct var_ann_d): Remove subvars field.
19250 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19251 argument. Remove special handling of SFTs.
19252 (compute_tag_properties): Likewise.
19253 (set_initial_properties): Likewise.
19254 (compute_call_clobbered): Likewise.
19255 (count_mem_refs): Likewise.
19256 (compute_memory_partitions): Likewise.
19257 (compute_flow_insensitive_aliasing): Likewise.
19258 (setup_pointers_and_addressables): Likewise.
19259 (new_type_alias): Likewise.
19260 (struct used_part): Remove.
19261 (used_portions): Likewise.
19262 (struct used_part_map): Likewise.
19263 (used_part_map_eq): Likewise.
19264 (used_part_map_hash): Likewise.
19265 (free_used_part_map): Likewise.
19266 (up_lookup): Likewise.
19267 (up_insert): Likewise.
19268 (get_or_create_used_part_for): Likewise.
19269 (create_sft): Likewise.
19270 (create_overlap_variables_for): Likewise.
19271 (find_used_portions): Likewise.
19272 (create_structure_vars): Likewise.
19273 * tree.def (STRUCT_FIELD_TAG): Remove.
19274 * tree.h (MTAG_P): Adjust.
19275 (struct tree_memory_tag): Remove base_for_components and
19276 unpartitionable flags.
19277 (struct tree_struct_field_tag): Remove.
19278 (SFT_PARENT_VAR): Likewise.
19279 (SFT_OFFSET): Likewise.
19280 (SFT_SIZE): Likewise.
19281 (SFT_NONADDRESSABLE_P): Likewise.
19282 (SFT_ALIAS_SET): Likewise.
19283 (SFT_UNPARTITIONABLE_P): Likewise.
19284 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19285 (union tree_node): Remove sft field.
19286 * alias.c (get_alias_set): Remove special handling of SFTs.
19287 * print-tree.c (print_node): Remove handling of SFTs.
19288 * tree-dump.c (dequeue_and_dump): Likewise.
19289 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19290 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19291 * tree-predcom.c (set_alias_info): Do not set subvars.
19292 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19293 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19294 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19295 (add_vars_for_offset): Remove.
19296 (add_virtual_operand): Remove special handling of SFTs.
19297 (add_call_clobber_ops): Likewise.
19298 (add_call_read_ops): Likewise.
19299 (get_asm_expr_operands): Likewise.
19300 (get_modify_stmt_operands): Likewise.
19301 (get_expr_operands): Likewise.
19302 (add_to_addressable_set): Likewise.
19303 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19304 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19305 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19306 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19307 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19308 (tree_node_structure): Likewise.
19309 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19311 (find_what_p_points_to): Likewise.
19313 2008-05-08 Sa Liu <saliu@de.ibm.com>
19315 * config/spu/spu.md: Fixed subti3 pattern.
19317 2008-05-08 Richard Guenther <rguenther@suse.de>
19319 PR middle-end/36154
19320 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19321 sure to create a representative for trailing arrays for PTA.
19323 2008-05-08 Richard Guenther <rguenther@suse.de>
19325 PR middle-end/36172
19326 * fold-const.c (operand_equal_p): Two objects which types
19327 differ in pointerness are not equal.
19329 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19331 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19332 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19333 (emit_library_call_value_1): Add new variable fndecl initialized by
19334 NULL_TREE. It should be the decl type of orgfun, but this information
19335 seems not to be available here, so it uses the default calling abi.
19336 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19337 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19338 by TARGET_RETURN_IN_MEMORY.
19339 * config/i386/i386-interix.h: Likewise.
19340 * config/i386/i386.h: Likewise.
19341 * config/i386/i386elf.h: Likewise.
19342 * config/i386/ptx4-i.h: Likewise.
19343 * config/i386/sol2-10.h: Likewise.
19344 * config/i386/sysv4.h: Likewise.
19345 * config/i386/vx-common.h: Likewise.
19346 * config/cris/cris.h: Removed #if 0 clause.
19347 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19348 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19350 (ix86_sol10_return_in_memory): Likewise.
19351 (ix86_i386elf_return_in_memory): New.
19352 (ix86_i386interix_return_in_memory): New.
19353 * config/mt/mt-protos.h (mt_return_in_memory): New.
19354 * config/mt/mt.c: Likewise.
19355 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19356 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19357 * config/bfin/bfin.h: Likewise.
19358 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19360 * config/bfin/bfin.c: Likewise.
19361 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19362 * config/alpha/unicosmk.h: Likewise.
19363 * config/i386/cygming.h: Likewise.
19364 * config/iq2000/iq2000.h: Likewise.
19365 * config/mips/mips.h: Likewise.
19366 * config/mn10300/mn10300.h: Likewise.
19367 * config/rs6000/rs6000.h: Likewise.
19368 * config/score/score.h: Likewise.
19369 * config/spu/spu.h: Likewise.
19370 * config/v850/v850.h: Likewise.
19371 * defaults.h: Likewise.
19372 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19373 * expr.c (emit_block_move): Adjust use of
19374 OUTGOING_REG_PARM_STACK_SPACE.
19375 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19376 OUTGOING_REG_PARM_STACK_SPACE.
19377 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19379 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19381 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19382 on OMP_RETURN for OMP_FOR.
19385 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19386 (fortran_common): New function.
19387 (gen_variable_die): Call fortran_common instead of common_check,
19388 adjust for it returning tree instead of rtx. Formatting.
19390 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19394 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19395 * c-decl.c (merge_decls): Ditto.
19396 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19397 to RTL_CONST_OR_PURE_CALL_P.
19398 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19399 Initialized DECL_LOOPING_CONST_PURE.
19400 (process_call_operands): Set tree_side_effects properly.
19401 * tree.h (TREE_READONLY_DECL_P): Removed.
19402 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19403 (DECL_LOOPING_OR_CONST_P): New macro.
19404 (struct tree_function_decl): Added looping_const_or_pure_p.
19405 (ECF_*) Renumbered.
19406 (ECF_LOOPING_OR_CONST_P): New macro.
19407 * rtlanal.c (pure_const_p): Removed.
19408 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19409 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19410 to RTL_CONST_CALL_P.
19411 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19412 (check_decl, check_tree, check_call, scan_function): Initialize
19414 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19415 (static_execute): Set looping true for recursive functions.
19416 Undo setting state to IPA_NEITHER for recursive functions.
19417 * cse.c (cse_insn):
19418 * ifcvt.c (noce_can_store_speculate_p): Changed
19419 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19420 RTL_CONST_OR_PURE_CALL_P.
19421 * dse.c (scan_insn): Ditto.
19422 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19423 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19424 RTL_CONST_OR_PURE_CALL_P.
19425 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19426 pure_call_p to RTL_CONST_CALL_P.
19427 * gimplify.c (gimplify_call_expr): Clear side effects for
19428 non-looping pure and constant calls.
19429 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19430 (flags_from_decl_or_type): Set ecf flags from decl flags.
19431 (initialize_argument_information): Turn off
19432 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19433 Change const to pure if callee_copies is true rather than just
19435 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19436 way of marking pure calls.
19437 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19438 Remove hack that was supposed to fix pr7335 and remove old
19439 way of marking pure calls.
19440 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19441 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19442 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19443 RTL_CONST_OR_PURE_CALL_P.
19444 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19445 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19446 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19447 * sched-deps.c (schedule_analyze): Ditto.
19448 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19449 return_val field of calls to represent pure and const function info.
19450 (CONST_OR_PURE_CALL_P): Deleted macro.
19451 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19452 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19453 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19455 * tree-optimize.c (execute_fixup_cfg): Added test for
19456 ECF_LOOPING_CONST_OR_PURE.
19457 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19459 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19460 effects for looping pure or const calls.
19461 (verify_gimple_expr): Added verification code.
19462 * config/alpha/alpha.c (alpha_legitimize_address,
19463 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19465 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19466 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19467 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19468 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19469 RTL_CONST_OR_PURE_CALL_P.
19470 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19471 and const calls to be deleted.
19473 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19476 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19477 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19478 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19479 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19480 to handle nonimmediate operands.
19481 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19482 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19483 to handle nonimmediate operands.
19484 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19485 (mmx_pmulhrwv4hi3): New expander. Use
19486 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19487 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19488 (sse2_umulv1siv1di3): New expander. Use
19489 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19490 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19491 (mmx_eq<mode>3): New expander. Use
19492 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19493 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19494 (mmx_uavgv8qi3): New expander. Use
19495 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19496 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19497 (mmx_uavgv4hi3): New expander. Use
19498 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19500 * config/i386/sse.md
19501 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19502 to handle nonimmediate operands.
19503 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19504 to handle nonimmediate operands.
19505 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19506 to handle nonimmediate operands.
19507 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19508 to handle nonimmediate operands.
19509 (sse2_unpckhpd_exp): New expander. Use
19510 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19511 (sse2_unpcklpd_exp): New expander. Use
19512 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19513 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19514 to handle nonimmediate operands.
19515 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19516 to handle nonimmediate operands.
19517 (*sse2_<plusminus_insn><mode>3): Rename from
19518 sse2_<plusminus_insn><mode>3 insn pattern.
19519 (sse2_<plusminus_insn><mode>3): New expander. Use
19520 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19521 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19522 (sse2_umulv2siv2di3): New expander. Use
19523 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19524 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19525 (sse4_1_mulv2siv2di3): New expander. Use
19526 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19527 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19528 (sse2_pmaddwd): New expander. Use
19529 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19530 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19531 (sse2_eq<mode>3): New expander. Use
19532 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19533 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19534 (sse4_1_eqv2di3): New expander. Use
19535 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19536 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19537 (sse2_uavgv16qi3): New expander. Use
19538 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19539 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19540 (sse2_uavgv16qi3): New expander. Use
19541 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19542 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19543 (sse2_uavgv8hi3): New expander. Use
19544 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19545 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19546 (ssse3_pmulhrswv8hi3): New expander. Use
19547 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19548 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19549 (ssse3_pmulhrswv4hi3): New expander. Use
19550 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19552 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19553 (<sse>_vmmul<mode>3): Ditto.
19554 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19556 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19557 (ssse3_pmaddubsw): Ditto.
19559 * config/i386/i386.c (struct_builtin_description)
19560 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19561 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19562 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19563 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19564 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19565 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19566 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19567 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19568 (ix86_fixup_binary_operands): Assert that src1
19569 and src2 must have the same mode when swapped.
19570 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19571 and ix86_binary_operator_ok. Do not force operands in registers
19574 2008-05-07 Jan Hubicka <jh@suse.cz>
19576 * cgraph.c (dump_cgraph_node): Update.
19577 * cgraph.h (cgraph_local_info): Break out inline summary.
19578 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19580 * ipa-inline (inline_summary): New accestor function.
19581 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19582 cgraph_decide_inlining, compute_inline_parameters): Update.
19583 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19585 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19587 Cleanup ColdFire scheduling support and add V4 pipeline model.
19589 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19590 (define_attr cpu): Add cfv4 value.
19591 (define_attr type, define_attr type1): Merge into a single 'type'
19592 attribute. Update all uses.
19593 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19594 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19596 (define_attr opx_mem, define_attr opy_mem): Remove.
19597 (define_attr op_mem): Clean up, update comment.
19598 (define_attr size): Use specific values instead of general int.
19599 (define_attr guess, define_attr split): Remove. Update all uses.
19600 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19601 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19602 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19603 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19604 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19605 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19606 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19607 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19608 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19609 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19610 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19611 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19612 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19613 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19614 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19615 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19616 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19617 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19618 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19619 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19620 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19621 Update or set attributes.
19622 (stack_tie): New fake instruction.
19624 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19625 (m68k_sched_attr_size): Update declaration.
19626 (m68k_sched_attr_type2): Remove.
19627 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19628 Declare new bypass predicates.
19630 * config/m68k/m68k.c (m68k_sched_issue_rate,
19631 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19633 (TARGET_SCHED_ISSUE_RATE,
19634 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19635 (override_options): Handle scheduling for ColdFire V4 core.
19636 (m68k_expand_prologue): Emit stack_tie.
19637 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19638 'OP_TYPE_FPN'. Update all uses.
19639 (sched_guess_p): Remove.
19640 (sched_address_type): Handle symbolic addresses.
19641 (sched_get_operand): New static function.
19642 (sched_operand_type): Merge into sched_attr_op_type.
19643 (sched_attr_op_type): Handle FP registers, handle quick constants,
19645 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19646 (m68k_sched_attr_size): Update. Move logic to ...
19647 (sched_get_attr_size_int): New static function.
19648 (sched_get_opxy_mem_type): New static function.
19649 (m68k_sched_attr_op_mem): Update.
19650 (m68k_sched_attr_type2): Remove.
19651 (sched_cfv4_bypass_data): New static variable.
19652 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19653 (m68k_sched_issue_rate): Implement scheduler hook.
19654 (struct _sched_ib: enabled_p): New field.
19655 (m68k_sched_variable_issue): Update. Handle V4.
19656 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19657 sched_dump_class_func_t, sched_dump_split_class,
19658 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19659 sched_dump_dfa_class, m68k_sched_dump): Remove.
19660 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19662 (m68k_sched_init_global): Remove statisctics dumping, introduce
19663 sanity check that all instructions have pipeline reservations. Handle
19665 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19666 Handle ColdFire V4 core.
19667 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19668 New static functions.
19669 (m68k_sched_address_bypass_p): New bypass predicate.
19670 (sched_get_indexed_address_scale): New static function.
19671 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19673 * cf.md: Update comments.
19674 (define_attr type2): Remove. Use 'type' attribute instead.
19676 (cf_ib): Rename to cfv123_ib. Update all uses.
19677 (cf_oep): Rename to cfv123_oep. Update all uses.
19678 (cf_chr): Rename to cfv123_chr. Update all uses.
19679 (cf_mem): Rename to cfv123_mem. Update all uses.
19680 (cf_mac): Move to more appropriate place.
19681 (cfv123_guess): New automaton and cpu_unit.
19682 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19683 Update uses of 'size' attribute. Handle before reload scheduling.
19684 (cfv123_guess): New dummy reservation for unhandled instructions.
19685 (cfv4_*): Pipeline description of ColdFire V4 core.
19686 (ignore): New reservation to handle 'ignore' type.
19688 2008-05-07 Ian Lance Taylor <iant@google.com>
19690 PR middle-end/36013
19691 * gimplify.c (find_single_pointer_decl_1): Don't look through
19693 (find_single_pointer_decl): Adjust comments.
19695 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19697 PR middle-end/36137
19698 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19699 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19701 PR middle-end/36106
19702 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19703 integral type rather than floating point, then VIEW_CONVERT_EXPR
19704 to the floating point type.
19706 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19708 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19709 TFmode op0 to register.
19711 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19713 * c-decl.c (grokdeclarator): Comment typo.
19715 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19717 * tree-flow.h: Remove prototype for computed_goto_p.
19718 * tree-cfg.c (computed_goto_p): Make static.
19720 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19723 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19724 (contains_aligned_value_p): This. Handle _Decimal128.
19725 (ix86_function_arg_boundary): Only align _Decimal128 to its
19726 natural boundary and handle it properly.
19728 2008-05-06 Martin Jambor <mjambor@suse.cz>
19730 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19731 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19732 (ipcp_method_set_orig_node): Removed.
19733 (ipcp_cval_get_cvalue_type): Removed.
19734 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19735 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19736 (ipcp_cval_set_cvalue_type): Removed.
19737 (ipcp_cval_get_cvalue): Removed.
19738 (ipcp_cval_set_cvalue): Removed.
19739 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19740 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19741 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19742 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19743 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19744 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19745 (ipcp_get_ith_lattice): Changed parameters.
19746 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19747 (ipcp_lattice_from_jfunc): Changed parameters.
19748 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19749 (ipcp_method_cval_print): Added temporary variable info.
19750 (ipcp_redirect): Removed already unused local variable caller.
19751 (ipcp_redirect): New temporary variable orig_callee_info
19752 (ipcp_redirect): Removed newly unused local variable callee.
19753 (ipcp_redirect): Removed (a bit confusing) local variable type.
19754 (ipcp_insert_stage): Added local variable info.
19755 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19757 (ipcp_formal_create): Removed.
19758 (ipcp_method_cval_set): Removed.
19759 (ipcp_propagate_stage): Renamed lattice variables.
19760 (ipcp_method_cval_set_cvalue_type): Removed.
19761 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19762 (ipcp_print_all_lattices): Changed printed strings to refer to
19763 lattices rather than cvals.
19764 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19765 (ipcp_propagate_const): Changed formal parameters.
19766 (build_const_val): Changed formal parameters.
19767 (ipcp_insert_stage): Removed useless variable cvalue
19768 (build_const_val): Changed formal parameters.
19769 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19770 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19771 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19772 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19773 (ipcp_print_func_profile_counts): Changed string from "method" to
19775 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19776 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19777 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19778 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19779 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19780 (ipcp_lat_is_const): Changed parameters and made inline.
19781 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19782 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19783 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19784 the predicate condition directly
19785 (ipcp_propagate_stage): Added local variable args. Removed local
19786 variable callee. (Both are mere code simplifications.)
19787 (ipcp_method_dont_insert_const): Renamed to
19788 ipcp_node_not_modifiable_p.
19789 (ipcp_node_not_modifiable_p): Made inline.
19790 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19791 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19792 (ipcp_print_all_lattices): Removed variable cvalue
19793 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19796 2008-05-06 Olivier Hainque <hainque@adacore.com>
19798 * tree-sra.c (try_instantiate_multiple_fields): Early return
19799 if field has POINTER_TYPE.
19801 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19803 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19804 by using 'q' specifier for instruction.
19805 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19807 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19809 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19810 Change mode of zero_extract from QImode to HImode.
19811 (sign bit tests peepholes): (Ditto.).
19813 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19815 * config/i386/mmx.md: Remove double backslashes from asm templates.
19816 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19817 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19818 to handle nonimmediate operands.
19819 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19820 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19821 to handle nonimmediate operands.
19822 (*mmx_<code>v2sf3_finite): New insn pattern.
19823 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19824 (mmx_<code>v2sf3): New expander. Use
19825 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19826 (mmx_<plusminus_insn><mode>3): New expander. Use
19827 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19828 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19829 (mmx_add<mode>3): Removed.
19830 (mmx_ssadd<mode>3): Ditto.
19831 (mmx_usadd<mode>3): Ditto.
19832 (mmx_sub<mode>3): Ditto.
19833 (mmx_sssub<mode>3): Ditto.
19834 (mmx_ussub<mode>3): Ditto.
19835 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19836 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19837 to handle nonimmediate operands.
19838 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19840 (mmx_smulv4hi3_highpart): New expander. Use
19841 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19842 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19844 (mmx_umulv4hi3_highpart): New expander. Use
19845 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19846 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19847 (mmx_<code>v4hi3): New expander. Use
19848 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19849 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19850 (mmx_<code>v8qi3): New expander. Use
19851 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19852 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19853 (mmx_<code><mode>3): New expander. Use
19854 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19856 2008-05-05 Jan Hubicka <jh@suse.cz>
19858 PR tree-optimization/36118
19859 * passes.c (pass_init_dump_file): Fix dump header.
19861 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19863 PR middle-end/36141
19864 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19865 VCE for function decls.
19867 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19869 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19871 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19873 * config/i386/i386.md (sat_plusminus): New.
19874 (plusminus_insn): Likewise.
19875 (plusminus_mnemonic): Likewise.
19877 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19878 (*<addsub><mode>3_cc_overflow): Renamed to ...
19879 (*<plusminus_insn><mode>3_cc_overflow): This.
19880 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19881 (*<plusminus_insn>si3_zext_cc_overflow): This.
19883 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19884 (<plusminus_insn><mode>3): This.
19885 (*<addsub><mode>3): Renamed to ...
19886 (*<plusminus_insn><mode>3): This.
19887 (<sse>_vm<addsub><mode>3): Renamed to ...
19888 (<sse>_vm<plusminus_insn><mode>3): This.
19889 (sse3_h<addsub>v4sf3): Renamed to ...
19890 (sse3_h<plusminus_insn>v4sf3): This.
19891 (sse3_h<addsub>v2df3): Renamed to ...
19892 (sse3_h<plusminus_insn>v2df3): This.
19893 (<plusminus_insn><mode>3): New.
19894 (*<plusminus_insn><mode>3): Likewise.
19895 (sse2_<plusminus_insn><mode>3): Likewise.
19896 (add<mode>): Removed.
19897 (*add<mode>3): Likewise.
19898 (sse2_ssadd<mode>3): Likewise.
19899 (sse2_usadd<mode>3): Likewise.
19900 (sub<mode>3): Likewise.
19901 (*sub<mode>3): Likewise.
19902 (sse2_sssub<mode>3): Likewise.
19903 (sse2_ussub<mode>3): Likewise.
19905 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19907 * gthr-single.h: Add in required interface elements as per gthr.h.
19908 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19909 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19910 Generalize UNUSED macro.
19911 (__gthread_once): Add.
19912 (__gthread_key_create): Add.
19913 (__gthread_key_delete): Add.
19914 (__gthread_getspecific): Add.
19915 (__gthread_setspecific): Add.
19917 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19919 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19920 the same size types for the indirect reference on the rhs, then
19923 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19925 * config/i386/i386.md
19926 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19927 one insn template instead of template series.
19928 (*xordi_1_rex64): Ditto.
19929 (*xordi_2_rex64): Ditto.
19931 2008-05-05 Ira Rosen <irar@il.ibm.com>
19933 PR tree-optimization/36119
19934 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19937 2008-06-04 Jan Hubicka <jh@suse.cz>
19939 tree-optimization/36100
19940 * tree-pass.h (pass_O0_always_inline): Declare.
19941 * ipa-inline.c (inline_transform): Remove dead code.
19942 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19943 pass_O0_always_inline): New.
19944 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19946 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19948 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19949 mnemonic in this_param move for TARGET_64BIT.
19951 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19953 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19954 (*strmovsi_rex_1): Ditto.
19955 (*strsetsi_1): Ditto.
19956 (*strsetsi_rex_1): Ditto.
19958 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19959 adddicc expanders using SWI mode iterator.
19961 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19964 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19967 2008-05-04 David S. Miller <davem@davemloft.net>
19969 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19970 (sparc*-*-linux*): Use linux.h in tm_file.
19971 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19972 compiler defaulting to 32-bit.
19973 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19975 * config/sparc/linux.h: Remove definitions now obtained
19976 properly from linux.h
19977 * config/sparc/linux64.h: Likewise.
19978 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19979 don't want this setting for 32-bit builds in a biarch compiler.
19980 * doc/install.texi: Add sparc-linux to list of targets
19981 supporting --enable-targets=all.
19983 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19985 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19987 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19989 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19990 after V4SI_FTYPE_V8HI.
19991 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19992 case V4SI_FTYPE_V2DF.
19994 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19996 * doc/invoke.texi (max-flow-memory-locations): Removed.
19997 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19999 2008-05-03 Richard Guenther <rguenther@suse.de>
20001 PR middle-end/34973
20002 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20004 2008-05-02 David S. Miller <davem@davemloft.net>
20006 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20008 2008-05-02 Simon Baldwin <simonb@google.com>
20011 * c-common.h (warn_array_subscript_range): Removed.
20012 * c-common.c (warn_array_subscript_range): Ditto.
20013 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20014 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20016 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20018 * config/i386/i386.c (ix86_special_builtin_type): New.
20019 (bdesc_special_args): Likewise.
20020 (ix86_expand_special_args_builtin): Likewise.
20021 (ix86_init_mmx_sse_builtins): Updated.
20022 (ix86_expand_builtin): Updated.
20023 (ix86_expand_store_builtin): Removed.
20024 (ix86_expand_unop_builtin): Likewise.
20026 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20027 * config/i386/mmintrin.h (__v2sf): Here.
20029 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20031 (_mm_loadl_pi): Likewise.
20032 (_mm_storeh_pi): Replace __v2si with __v2sf.
20033 (_mm_storel_pi): Likewise.
20035 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20036 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20037 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20038 __builtin_ia32_loadlpd.
20040 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20042 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20043 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20044 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20045 (ix86_init_mmx_sse_builtins): Updated.
20046 (ix86_expand_args_builtin): Likewise.
20047 (ix86_expand_builtin): Likewise.
20048 (ix86_expand_unop1_builtin): Renamed to ...
20049 (ix86_expand_unop_vec_merge_builtin): This.
20051 2008-05-01 Jan Hubicka <jh@suse.cz>
20054 * ipa-inline.c (inline_generate_summary): Make static.
20055 (inline_transform): Do not call inlining at -O0; make static.
20056 * passes.c (execute_todo): Add sanity check.
20057 (execute_one_ipa_transform_pass): Execute proper flags.
20059 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20061 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20062 (DECL_NONADDRESSABLE_P): Likewise.
20063 * alias.c (record_component_aliases): Fix comment.
20065 2008-05-01 Simon Baldwin <simonb@google.com>
20067 * c-common.h (warn_array_subscript_range): New function.
20068 * c-common.c (warn_array_subscript_range): Ditto.
20069 * tree-vrp.c (check_array_ref): Corrected code to agree with
20070 comment, ignoring only arrays of size 0 or size 1.
20071 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20073 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20075 * config/i386/i386.c (ix86_builtin_type): Replace
20076 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20077 (bdesc_args): Updated.
20078 (ix86_init_mmx_sse_builtins): Likewise.
20079 (ix86_expand_args_builtin): Likewise.
20081 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20084 * doc/extend.texi: Correct __builtin_ia32_palignr.
20086 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20089 * config/i386/i386.c (bdesc_crc32): Removed.
20090 (ix86_expand_crc32): Likewise.
20091 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20092 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20093 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20094 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20095 UINT_FTYPE_UINT_UCHAR.
20096 (bdesc_args): Updated. Add crc32 builtins.
20097 (ix86_init_mmx_sse_builtins): Updated.
20098 (ix86_expand_args_builtin): Updated to support subreg.
20100 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20102 2008-05-01 Jan Hubicka <jh@suse.cz>
20104 * tree-pass.h (opt_pass): Add IPA_PASS.
20105 (varpool_node, cgraph_node): Forward declare.
20106 (ipa_opt_pass): Define.
20107 (pass_ipa_inline): Turn into ipa_opt_pass.
20108 (pass_apply_inline): Remove.
20109 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20110 (apply_inline): Turn into ....
20111 (inline_transform): ... this one.
20112 (inline_generate_summary): New function.
20113 (pass_apply_inline): Remove.
20114 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20116 (struct function): Add ipa_transforms_to_apply.
20117 * passes.c (register_one_dump_file): Work on IPA_PASS.
20118 (init_optimization_passes): Remove pass_inline_parameters and
20120 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20121 (execute_one_pass) ... here; apply transforms when possible.
20122 (add_ipa_transform_pass, execute_ipa_summary_asses,
20123 execute_one_ipa_transform_pass): New.
20124 (execute_ipa_pass_list): Update for IPA_PASS type.
20126 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20128 * config/i386/i386.c (ix86_builtin_type): Add
20129 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20130 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20131 (bdesc_args): Add SSE4a builtins.
20132 (ix86_init_mmx_sse_builtins): Updated.
20133 (ix86_expand_args_builtin): Likewise.
20134 (ix86_expand_builtin): Likewise.
20136 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20138 * config/i386/i386.c (ix86_builtin_type): Add
20139 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20140 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20141 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20142 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20143 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20144 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20145 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20146 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20147 and DI_FTYPE_DI_DI_INT.
20148 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20149 (ix86_init_mmx_sse_builtins): Updated.
20150 (ix86_expand_args_builtin): Likewise.
20151 (ix86_expand_builtin): Likewise.
20152 (ix86_expand_binop_imm_builtin): Removed.
20154 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20156 2008-04-30 Richard Guenther <rguenther@suse.de>
20158 PR tree-optimization/32921
20159 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20161 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20163 * config/arm/arm.c (arm_unwind_emit): Use
20164 crtl->all_throwers_are_sibcalls instead of
20165 cfun->all_throwers_are_sibcalls.
20166 (arm_output_fn_unwind): Likewise.
20167 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20168 instead of cfun->uses_pic_offset_table.
20169 (frv_expand_prologue): Likewise.
20170 (frv_frame_pointer_required): Likewise.
20171 (frv_expand_fdpic_call): Likewise.
20172 (frv_emit_movsi): Likewise.
20173 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20174 cfun->returns_pcc_struct instead of
20175 current_function_returns_pcc_struct.
20176 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20177 instead of cfun->calls_eh_return.
20178 (m32c_pushm_popm): Likewise.
20179 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20180 "extern" declaration.
20182 2008-04-30 Richard Guenther <rguenther@suse.de>
20184 PR tree-optimization/21636
20185 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20187 (evaluate_stmt): Print the likely value.
20188 (ccp_visit_stmt): Avoid excessive vertical spacing.
20190 2008-04-30 Rafael Espíndola <espindola@google.com>
20192 * builtins.c (fold_call_expr): Return realret.
20193 * tree-ssa-threadedge.c
20194 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20195 __builtin_object_size.
20197 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20199 * gcc.c (wrapper_string): New variable.
20200 (insert_wrapper): New function.
20201 (execute): New option -wrapper.
20202 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20204 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20206 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20207 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20208 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20210 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20211 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20212 config/rs6000/e500crtres64gprctr.asm,
20213 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20214 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20215 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20216 config/rs6000/e500crtsav64gprctr.asm,
20217 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20218 config/rs6000/e500crtsavg64gprctr.asm: New files.
20219 * config/rs6000/t-ppccomm: Add build rules for new files.
20220 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20221 * config/rs6000/t-netbsd: Add build rules for new files.
20222 (LIB2FUNCS_STATIC_EXTRA): New variable.
20223 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20224 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20225 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20227 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20229 * config/i386/i386.c (ix86_builtin_type): Add
20230 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20231 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20232 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20233 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20234 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20235 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20236 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20237 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20238 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20239 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20240 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20241 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20242 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20243 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20244 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20245 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20246 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20247 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20248 V1DI_FTYPE_V2SI_V2SI.
20249 (bdesc_2arg): Moved to ...
20250 (bdesc_args): Here.
20251 (ix86_init_mmx_sse_builtins): Updated.
20252 (ix86_expand_args_builtin): Updated. Take a pointer
20253 to const struct builtin_description. Handle comparison
20255 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20256 (ix86_expand_builtin): Updated.
20258 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20259 (ssse3_pmaddubsw128): This.
20260 (ssse3_pmaddubswv4hi3): Renamed to ...
20261 (ssse3_pmaddubsw): This.
20263 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20264 (__builtin_ia32_packssdw128): Likewise.
20265 (__builtin_ia32_packuswb128): Likewise.
20266 (__builtin_ia32_pmaddubsw): Likewise.
20267 (__builtin_ia32_pmaddubsw128): Likewise.
20269 2008-04-30 Richard Guenther <rguenther@suse.de>
20271 PR tree-optimization/14847
20272 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20273 (recognize_bits_test): Use it.
20274 (recognize_single_bit_test): Likewise.
20276 2008-04-30 Martin Jambor <mjambor@suse.cz>
20278 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20279 instead of setting number of formal parameters to zero.
20280 (ipcp_init_stage): Do not set the number of actual parameters to zero
20282 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20283 which are called with variable number of arguments.
20284 (ipcp_insert_stage): Explicitely skipping all nodes which are
20285 called with variable number of arguments.
20286 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20287 number of parameters.
20289 * ipa-prop.h (struct ipa_node_params): Added flag
20290 called_with_var_arguments
20291 (ipa_set_param_count): Added. Changed sole setter to use it.
20292 (ipa_get_param_count): Added. All readers of param_count
20293 converted to use it instead.
20294 (ipa_set_called_with_variable_arg): Added.
20295 (ipa_is_called_with_var_arguments): Added.
20296 (ipa_get_ith_param): Added. All readers of param_decls converted
20298 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20300 (ipa_get_cs_argument_count): Added, all readers of argument_count
20302 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20305 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20306 (struct ipcp_lattice): Renamed cval_type to type
20307 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20309 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20310 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20311 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20312 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20313 (build_const_val): Changed the type of parameter cvalue to tree
20314 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20315 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20317 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20320 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20321 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20322 (ipa_add_method): Renamed to ipa_push_func_to_list
20323 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20324 (ipa_callsite_param_count): Removed.
20325 (ipa_callsite_param_count_set): Removed.
20326 (ipa_callsite_param): Removed.
20327 (ipa_callsite_callee): Removed.
20328 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20329 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20330 (ipa_method_formal_count): Removed.
20331 (ipa_method_formal_count_set): Removed.
20332 (ipa_method_get_tree): Removed.
20333 (ipa_method_tree_map_create): Removed.
20334 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20335 (ipa_create_param_decls_array): Creates the array itself
20336 (ipa_create_param_decls_array): Temporary variable info instead of
20337 a few dereferences.
20338 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20339 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20340 (get_type): Removed.
20341 (ipa_jf_get_info_type): Removed.
20342 (ipa_node_create): Renamed to ipa_create_node_params
20343 (ipa_free): Renamed to ipa_free_all_node_params
20344 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20345 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20346 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20347 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20348 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20349 ipa_free_all_edge_args
20350 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20351 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20352 (ipa_create_methodlist_node): Removed.
20353 (ipa_methodlist_method): Removed.
20354 (ipa_methodlist_method_set): Removed.
20355 (ipa_methodlist_next_method): Removed.
20356 (ipa_methodlist_next_method_set): Removed.
20357 (ipa_method_is_modified): Removed.
20358 (ipa_method_modify_create): Removed.
20359 (ipa_method_modify_init): Temporary variable info instead of a few
20361 (ipa_detect_param_modifications): Temporary variable info instead of
20362 a few dereferences.
20363 (ipa_compute_jump_functions): Temporary variable info instead of
20364 a few dereferences.
20365 (ipa_method_modify_set): Removed.
20366 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20367 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20368 than craph_node as the first parameter.
20369 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20370 (ipa_method_modify_init): Removed.
20371 (ipa_compute_jump_functions): Added a temp variable instead of
20372 repeatadly dereferencing the cgraph_edge.aux pointer
20373 (ipa_callsite_param_set_type): Removed.
20374 (ipa_compute_jump_functions): i renamed to index and moved to
20376 (ipa_callsite_param_set_info_type_formal): Removed.
20377 (ipa_callsite_param_set_info_type): Removed.
20378 (ipa_callsite_param_map_create): Removed.
20379 (ipa_callsite_tree): Removed.
20380 (ipa_callsite_caller): Removed.
20381 (ipa_pop_func_from_list): return_method removed to return_func
20383 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20384 prefixed all values with IPA_. Changed all users.
20385 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20386 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20387 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20388 (union parameter_info): Renamed to jump_func_value.
20389 (union jump_func_value): Renamed value to constant
20390 (struct ipa_jump_func): Renamed info_type to value
20391 (struct ipa_node): Renamed to ipa_node_params
20392 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20393 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20394 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20395 (struct ipa_edge): Renamed to ipa_edge_args
20396 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20397 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20398 (struct ipa_methodlist): Renamed to ipa_func_list
20399 (struct ipa_func_list): method_p renamed to node, next_method
20401 (ipa_methodlist_p): Removed, switched all users to struct pointer
20402 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20404 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20406 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20407 (rs6000_emit_epilogue): Use backchain to restore only when we
20408 have a large frame. Make use of frame pointer to restore if we
20409 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20411 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20413 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20414 Add mode to zero_extract.
20415 (sign bit tests peepholes): (Ditto.).
20417 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20419 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20420 Instructions in comments with SSE3.
20421 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20422 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20423 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20424 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20425 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20426 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20427 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20428 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20429 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20430 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20431 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20432 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20433 (bdesc_sse_args): Renamed to ...
20434 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20435 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20436 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20437 IX86_BUILTIN_FABSQ.
20438 (bdesc_1arg): Moved to ...
20439 (bdesc_args): Here.
20440 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20441 Instructions in comments with SSE3.
20442 (ix86_expand_sse_operands_builtin): Renamed to ...
20443 (ix86_expand_args_builtin): This. Updated.
20444 (ix86_expand_unop1_builtin): Update comments.
20445 (ix86_expand_builtin): Updated.
20447 2008-04-29 Richard Guenther <rguenther@suse.de>
20449 PR tree-optimization/36078
20450 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20451 Update virtual SSA form after cleaning up the CFG.
20453 2008-04-29 Richard Guenther <rguenther@suse.de>
20455 PR middle-end/15255
20456 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20458 2008-04-29 Richard Guenther <rguenther@suse.de>
20460 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20461 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20462 (compute_flow_insensitive_aliasing): Do not treat
20463 PTR_IS_REF_ALL pointers special.
20464 (get_smt_for): Likewise.
20465 (may_alias_p): Re-structure.
20466 (is_escape_site): A ref-all pointer conversion is not an escape site.
20467 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20468 PTR_IS_REF_ALL pointers special.
20469 * tree-ssa-structalias.h (struct alias_info): Remove
20470 ref_all_symbol_mem_tag field.
20471 (PTR_IS_REF_ALL): Remove.
20473 2008-04-29 Richard Guenther <rguenther@suse.de>
20475 PR middle-end/36077
20476 * fold-const.c (extract_muldiv_1): In combining division constants
20477 make sure to never overflow.
20479 2008-04-29 Nick Clifton <nickc@redhat.com>
20481 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20483 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20486 * optc-gen.awk: Work around HP-UX/IA awk bug.
20488 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20490 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20493 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20496 * config/i386/i386.md
20497 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20498 Change operand 1 predicate to nonimmediate_operand.
20500 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20503 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20505 * gengtype.c (walk_type, write_func_for_structure): Handle
20507 * doc/gty.texi: Document chain_circular.
20509 2008-04-28 Richard Guenther <rguenther@suse.de>
20511 PR tree-optimization/36066
20512 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20515 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20518 * config/i386/i386.md
20519 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20520 Use match_scratch instead of match_operand for operands 3 and 4.
20522 2008-04-27 Richard Guenther <rguenther@suse.de>
20524 PR tree-optimization/18754
20525 PR tree-optimization/34223
20526 * tree-pass.h (pass_complete_unrolli): Declare.
20527 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20528 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20529 Rewrite loop into loop closed SSA form if it is not already.
20530 (tree_unroll_loops_completely): Re-structure to iterate over
20531 innermost loops with intermediate CFG cleanups.
20532 Unroll outermost loops only if requested or the code does not grow
20534 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20535 loops are available.
20536 (tree_vectorize): Instead do so here.
20537 (tree_complete_unroll): Also unroll outermost loops.
20538 (tree_complete_unroll_inner): New function.
20539 (gate_tree_complete_unroll_inner): Likewise.
20540 (pass_complete_unrolli): New pass.
20541 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20542 uses outside of the loop.
20543 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20544 form if it is available.
20545 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20546 * passes.c (init_optimization_passes): Schedule complete inner
20547 loop unrolling pass before the first CCP pass after final inlining.
20549 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20551 * targhooks.h (default_emutls_var_fields,
20552 default_emutls_var_init): Declare.
20553 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20554 * target.h (struct gcc_target): Add struct emutls member.
20555 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20556 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20557 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20558 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20559 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20560 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20561 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20562 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20563 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20564 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20565 emit debug information.
20566 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20567 * varasm.c: Include targhooks.h.
20568 (emutls_object_section, emutls_tmpl_section): New.
20569 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20570 (EMUTLS_SEPARATOR): New.
20571 (prefix_name): New.
20572 (get_emutls_object_name): New.
20573 (default_emutls_var_fields): New, broken out of ...
20574 (get_emutls_object_type): ... here. Adjust to use target hooks.
20575 (get_emutls_init_templ_addr): Adjust to use target hooks.
20576 (emutls_decl): Adjust to use target hooks.
20577 (emutls_finish): Likewise.
20578 (default_emutls_var_init): New, broken out of ...
20579 (assemble_variable): ... here. Adjust to use target hooks.
20580 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20581 SECCAT_EMUTLS_TMPL.
20582 * c-common.c (handle_section_attribute): Prevent overriding
20583 sections for emulated tls with special sections.
20584 * config/i386/i386.c (x86_64_elf_select_section): Add
20585 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20586 (x86_64_elf_unique_section): Likewise.
20587 * config/vxworks.c: Include tree.h.
20588 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20589 (vxworks_override_options): Set TLS scheme.
20590 * doc/tm.texi (Emulated TLS): New node.
20592 2008-04-26 Simon Baldwin <simonb@google.com>
20595 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20596 with propagated string constants.
20598 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20600 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20601 constraint for operand 2 when operand 0 is memory operand.
20602 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20603 operand 0 is memory operand.
20604 (fix_trunc<mode>_i387_with_temp): Ditto.
20605 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20606 operand 2 when operand 1 is memory operand.
20607 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20608 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20609 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20610 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20611 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20612 operands 2,3 and 4 when operand 1 is memory operand.
20613 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20615 (fistdi2_floor_with_temp): Ditto.
20616 (fist<mode>2_floor_with_temp): Ditto.
20617 (fistdi2_ceil_with_temp): Ditto.
20618 (fist<mode>2_ceil_with_temp): Ditto.
20619 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20621 2008-04-26 David Daney <ddaney@avtrex.com>
20623 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20625 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20626 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20627 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20628 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20629 (compare_and_swap_12): New insn.
20630 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20631 * config/mips/mips.c (mips_force_binary): New function.
20632 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20633 (mips_expand_compare_and_swap_12): New function.
20634 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20636 2008-04-25 Jan Hubicka <jh@suse.cz>
20639 * cfgexpand.c (pass_expand): Turn into RTL pass.
20640 * passes.c (execute_one_pass): Do pass typechecking after execution.
20641 * tree-pass.h (pass_expand): Turn into RTL pass.
20643 * function.h (struct rtl_data): Move here fields
20644 accesses_prior_frames, calls_eh_return, saves_all_registers,
20645 has_nonlocal_goto, has_asm_statement, is_thunk,
20646 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20647 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20648 arg_pointer_save_area_init from struct function; turn into bool.
20649 (struct function): Move
20650 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20651 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20652 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20653 tail_call_emit, arg_pointer_save_area_init
20654 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20655 (current_function_returns_struct, current_function_returns_pcc_struct,
20656 current_function_calls_setjmp, current_function_calls_alloca,
20657 current_function_accesses_prior_frames,
20658 current_function_calls_eh_return, current_function_is_thunk,
20659 current_function_stdarg, current_function_profile,
20660 current_function_limit_stack, current_function_uses_pic_offset_table,
20661 current_function_uses_const_pool, current_function_has_nonlocal_label,
20662 current_function_saves_all_registers,
20663 current_function_has_nonlocal_goto,
20664 current_function_has_asm_statement): Remove accesor macros.
20665 * ra-conflict.c (global_conflicts): Update.
20666 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20667 (suitable_for_tail_call_opt_p): Update.
20668 * builtins.c (expand_builtin_return_addr): Update.
20669 (expand_builtin_setjmp_setup): Update.
20670 (expand_builtin_nonlocal_goto): Update.
20671 * final.c (final_start_function): Update.
20672 (profile_function): Update.
20673 (leaf_function_p): Update.
20674 (only_leaf_regs_used): Update.
20675 * df-scan.c (df_get_exit_block_use_set): Update.
20676 * dojump.c (clear_pending_stack_adjust): Update.
20677 * tree-stdarg.c (gate_optimize_stdarg): Update.
20678 * gimple-low.c (lower_function_body): Update.
20679 * global.c (compute_regsets): Update.
20680 (global_alloc): Update.
20681 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20682 * expr.c (expand_assignment): Update.
20683 * dse.c (dse_step0): Update.
20684 (dse_step1): Update.
20685 * c-decl.c (store_parm_decls): Update.
20686 * local-alloc.c (combine_regs): Update.
20687 (find_free_reg): Update.
20688 * function.c (assign_parms_augmented_arg_list): Update.
20689 (assign_parm_find_data_types): Update.
20690 (assign_parms): Update.
20691 (allocate_struct_function): Update.
20692 (expand_function_start): Update.
20693 (expand_function_end): Update.
20694 (get_arg_pointer_save_area): Update.
20695 (thread_prologue_and_epilogue_insns): Update.
20696 (rest_of_match_asm_constraints): Update.
20697 * stor-layout.c (variable_size): Update.
20698 * gcse.c (gcse_main): Update.
20699 (bypass_jumps): Update.
20700 * gimplify.c (gimplify_function_tree): Update.
20701 * calls.c (emit_call_1): Update.
20702 (expand_call): Update.
20703 * bt-load.c (compute_defs_uses_and_gen): Update.
20704 * except.c (sjlj_assign_call_site_values): Update.
20705 (sjlj_emit_function_enter): Update.
20706 (can_throw_external): Update.
20707 (set_nothrow_function_flags): Update.
20708 (expand_builtin_unwind_init): Update.
20709 (expand_eh_return): Update.
20710 (convert_to_eh_region_ranges): Update.
20711 (output_function_exception_table): Update.
20712 * emit-rtl.c (gen_tmp_stack_mem): Update.
20713 * cfgexpand.c (expand_used_vars): Update.
20714 (tree_expand_cfg): Update.
20715 * cfgcleanup.c (rest_of_handle_jump): Update.
20716 * explow.c (allocate_dynamic_stack_space): Update.
20717 * varasm.c (assemble_start_function): Update.
20718 (force_const_mem): Update.
20719 (mark_constant_pool): Update.
20720 * tree-optimize.c (tree_rest_of_compilation): Update.
20721 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20722 * tree-cfg.c (notice_special_calls): Update.
20723 (is_ctrl_altering_stmt): Update.
20724 (tree_can_make_abnormal_goto): Update.
20725 (tree_purge_dead_abnormal_call_edges): Update.
20726 * config/alpha/predicates.md: Update.
20727 * config/alpha/alpha.c (alpha_sa_mask): Update.
20728 (alpha_sa_size): Update.
20729 (alpha_does_function_need_gp): Update.
20730 (alpha_expand_prologue): Update.
20731 (alpha_start_function): Update.
20732 (alpha_output_function_end_prologue): Update.
20733 (alpha_expand_epilogue): Update.
20734 * config/frv/frv.c (frv_stack_info): Update.
20735 (frv_expand_epilogue): Update.
20736 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20737 (s390_register_info): Update.
20738 (s390_frame_info): Update.
20739 (s390_init_frame_layout): Update.
20740 (s390_can_eliminate): Update.
20741 (save_gprs): Update.
20742 * config/spu/spu.c (spu_split_immediate): Update.
20743 (need_to_save_reg): Update.
20744 (spu_expand_prologue): Update.
20745 (spu_expand_epilogue): Update.
20746 * config/sparc/sparc.md: Update.
20747 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20748 (sparc_tls_got): Update.
20749 (legitimize_pic_address): Update.
20750 (sparc_emit_call_insn): Update.
20751 (sparc_expand_prologue): Update.
20752 (output_return): Update.
20753 (print_operand): Update.
20754 (sparc_function_ok_for_sibcall): Update.
20755 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20756 * config/m32r/m32r.md: Update.
20757 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20758 (m32r_compute_frame_size): Update.
20759 (m32r_expand_prologue): Update.
20760 (m32r_expand_epilogue): Update.
20761 (m32r_legitimize_pic_address): Update.
20762 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20763 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20764 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20765 (gen_push): Update.
20766 (ix86_save_reg): Update.
20767 (ix86_compute_frame_layout): Update.
20768 (ix86_expand_prologue): Update.
20769 (ix86_expand_epilogue): Update.
20770 * config/sh/sh.c (output_stack_adjust): Update.
20771 (calc_live_regs): Update.
20772 (sh5_schedule_saves): Update.
20773 (sh_expand_prologue): Update.
20774 (sh_expand_epilogue): Update.
20775 (sh_setup_incoming_varargs): Update.
20776 (sh_allocate_initial_value): Update.
20777 (sh_get_pr_initial_val): Update.
20778 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20779 * config/sh/sh.md (label:): Update.
20780 * config/avr/avr.c (out_movhi_mr_r): Update.
20781 * config/crx/crx.h (enum): Update.
20782 * config/xtensa/xtensa.h (along): Update.
20783 * config/stormy16/stormy16.c Update.
20784 (xstormy16_compute_stack_layout): Update.
20785 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20786 (fr30_expand_prologue): Update.
20787 * config/cris/cris.c (cris_conditional_register_usage): Update.
20788 (cris_reg_saved_in_regsave_area): Update.
20789 (cris_initial_frame_pointer_offset): Update.
20790 (cris_simple_epilogue): Update.
20791 (cris_expand_prologue): Update.
20792 (cris_expand_epilogue): Update.
20793 (cris_expand_pic_call_address): Update.
20794 (cris_asm_output_symbol_ref): Update.
20795 (cris_asm_output_label_ref): Update.
20796 * config/cris/cris.md Update.
20797 * config/iq2000/iq2000.c (compute_frame_size): Update.
20798 (iq2000_expand_epilogue): Update.
20799 * config/mt/mt.h (save_direction): Update.
20800 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20801 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20802 (ia64_secondary_reload_class): Update.
20803 * config/m68k/m68k.c (m68k_save_reg): Update.
20804 (m68k_expand_prologue): Update.
20805 (m68k_expand_epilogue): Update.
20806 (legitimize_pic_address): Update.
20807 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20808 (first_reg_to_save): Update.
20809 (first_altivec_reg_to_save): Update.
20810 (compute_vrsave_mask): Update.
20811 (compute_save_world_info): Update.
20812 (rs6000_stack_info): Update.
20813 (spe_func_has_64bit_regs_p): Update.
20814 (rs6000_ra_ever_killed): Update.
20815 (rs6000_emit_eh_reg_restore): Update.
20816 (rs6000_emit_allocate_stack): Update.
20817 (rs6000_emit_prologue): Update.
20818 (rs6000_emit_epilogue): Update.
20819 (rs6000_output_function_epilogue): Update.
20820 (output_profile_hook): Update.
20821 (rs6000_elf_declare_function_name): Update.
20822 * config/rs6000/rs6000.h (rs6000_args): Update.
20823 * config/rs6000/rs6000.md: Update.
20824 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20825 * config/arc/arc.c (arc_output_function_epilogue): Update.
20826 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20827 * config/darwin.c (machopic_function_base_name): Update.
20828 * config/score/score3.c (score3_compute_frame_size): Update.
20831 (score3_epilogue): Update.
20832 * config/score/score7.c (score7_compute_frame_size): Update.
20833 (score7_prologue): Update.
20834 (score7_epilogue): Update.
20835 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20836 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20837 * config/arm/arm.c (use_return_insn): Update.
20838 (require_pic_register): Update.
20839 (arm_load_pic_register): Update.
20840 (arm_compute_save_reg0_reg12_mask): Update.
20841 (arm_compute_save_reg_mask): Update.
20842 (thumb1_compute_save_reg_mask): Update.
20843 (output_return_instruction): Update.
20844 (arm_output_function_prologue): Update.
20845 (arm_output_epilogue): Update.
20846 (arm_get_frame_offsets): Update.
20847 (arm_expand_prologue): Update.
20848 (thumb_pushpop): Update.
20849 (thumb_exit): Update.
20850 (thumb1_expand_prologue): Update.
20851 (thumb1_expand_epilogue): Update.
20852 (arm_unwind_emit): Update.
20853 (arm_output_fn_unwind): Update.
20854 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20855 * config/arm/arm.md: Update.
20856 * config/pa/pa.md: Update.
20857 * config/pa/pa.c (legitimize_pic_address): Update.
20858 (compute_frame_size): Update.
20859 (hppa_expand_prologue): Update.
20860 (hppa_expand_epilogue): Update.
20861 (borx_reg_operand): Update.
20862 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20863 (HARD_REGNO_RENAME_OK): Update.
20864 * config/mips/mips.c (mips_global_pointer): Update.
20865 (mips_save_reg_p): Update.
20866 (mips_compute_frame_info): Update.
20867 (mips_frame_pointer_required): Update.
20868 (mips_expand_prologue): Update.
20869 (mips_expand_epilogue): Update.
20870 (mips_can_use_return_insn): Update.
20871 (mips_reorg_process_insns): Update.
20872 * config/v850/v850.c (compute_register_save_size): Update.
20873 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20874 * config/mmix/mmix.c (along): Update.
20875 (mmix_expand_epilogue): Update.
20876 * config/bfin/bfin.c (legitimize_pic_address): Update.
20877 (must_save_p): Update.
20878 (stack_frame_needed_p): Update.
20879 (add_to_reg): Update.
20880 (bfin_expand_prologue): Update.
20881 * stmt.c (expand_asm_operands): Update.
20882 * reload1.c (reload): Update.
20883 (init_elim_table): Update.
20885 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20887 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20889 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20891 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20892 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20893 (mov<mode>): Removed.
20894 (*movv4sf_internal): Likewise.
20895 (*movv2df_internal): Likewise.
20897 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20899 * config.gcc (crx-*-elf): Remove deprecation.
20901 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20903 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20904 __gcc_deregister_frame with atexit.
20905 (deregister_frame_dtor): Remove.
20907 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20908 Nathan Sidwell <nathan@codesourcery.com>
20910 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20912 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20913 (rs6000_isel): Likewise.
20914 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20915 (rs6000_isel): New variable.
20916 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20918 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20921 * c-common.c (handle_vector_size_attribute): Call
20922 lang_hooks.types.reconstruct_complex_type instead of
20923 reconstruct_complex_type.
20924 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20925 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20926 * langhooks.h (struct lang_hooks_for_types): Add
20927 reconstruct_complex_type hook.
20928 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20929 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20931 2008-04-24 Richard Guenther <rguenther@suse.de>
20933 * c-common.h (check_builtin_function_arguments): Declare.
20934 * c-common.c (validate_nargs): New function.
20935 (check_builtin_function_arguments): Likewise.
20936 * c-typeck.c (build_function_call): Call
20937 check_builtin_function_arguments.
20938 * builtins.c (fold_builtin_classify): Remove error reporting code.
20939 (fold_builtin_unordered_cmp): Likewise.
20940 (fold_builtin_1): Likewise.
20941 (fold_builtin_n): Likewise.
20943 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20945 PR tree-optimization/36008
20946 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20947 the original op1, rather than delta by step.
20949 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20950 Sebastian Pop <sebastian.pop@amd.com>
20952 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20953 eliminate_local_variables_stmt, eliminate_local_variables,
20954 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20955 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20956 of code delimited by two edges in the CFG.
20957 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20958 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20959 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20960 the case of parallelisation of reductions.
20961 (expr_invariant_in_region_p): New.
20963 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20964 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20966 2008-04-24 Ira Rosen <irar@il.ibm.com>
20967 Richard Guenther <rguenther@suse.de>
20969 PR tree-optimization/36034
20970 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20971 incapable of dealing with loads with gaps.
20973 2008-04-24 Rafael Espíndola <espindola@google.com>
20975 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20976 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20977 vrp_evaluate_conditional.
20978 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20979 (vrp_evaluate_conditional): Split the cond argument.
20980 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20981 (simplify_stmt_for_jump_threading): Update call to
20982 vrp_evaluate_conditional.
20984 2008-04-24 Ira Rosen <irar@il.ibm.com>
20986 PR tree-optimization/35982
20987 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20988 interleaved data-refs are of the same type.
20990 2008-04-24 Danny Smith <dannysmith@users.net>
20992 * c-format.c (check_format_info_main): Use strncmp rather than a
20993 magic prefix to handle multichar length specs.
20994 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20995 Don't prefix "I64" and "I32" with '\0'.
20997 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21000 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21001 in registers for -m32 only if stdarg_p (fntype).
21003 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21005 PR rtl-optimization/36006
21006 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21007 temp to op0 in order to avoid invalid rtx sharing.
21009 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21011 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21012 check TREE_INVARIANT.
21013 * tree-gimple.c (is_gimple_address): New.
21014 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21015 * tree-gimple.h (is_gimple_address): New.
21016 * tree.h (decl_address_invariant_p): New.
21017 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21018 (build_string): Likewise.
21019 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21020 (tree_invariant_p_1): Likewise.
21021 (save_expr): Use it.
21022 (tree_invariant_p): New.
21023 (skip_simple_arithmetic): Use it.
21024 (stabilize_reference_1): Use it.
21025 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21027 (build1_stat): Drop code to compute TREE_INVARIANT.
21028 (build2_stat): Drop code to compute TREE_INVARIANT.
21029 (build3_stat): Drop code to compute TREE_INVARIANT.
21030 (build4_stat): Drop code to compute TREE_INVARIANT.
21031 (build5_stat): Drop code to compute TREE_INVARIANT.
21032 (build7_stat): Drop code to compute TREE_INVARIANT.
21033 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21034 * tree.h (struct tree_base): Remove invariant_flag.
21035 (TREE_INVARIANT): Remove.
21036 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21037 (fold_builtin_expect): Check TREE_CONSTANT.
21038 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21039 * c-tree.h (c_expr_to_decl): Drop third parameter.
21040 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21041 (build_c_cast): Don't set TREE_INVARIANT.
21042 (pop_init_level): Don't set TREE_INVARIANT.
21043 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21044 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21046 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21047 (gimplify_addr_expr): Adjust comment.
21048 * tree-mudflap.c (mf_build_string):
21049 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21050 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21051 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21052 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21053 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21054 * langhooks.h (struct lang_hooks): Drop third parameter from
21057 2008-04-23 Richard Guenther <rguenther@suse.de>
21059 PR tree-optimization/27799
21060 PR tree-optimization/32921
21061 PR tree-optimization/32624
21062 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21063 SMTs aliases and the tag itself into the solution.
21064 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21065 merge the points-to solution back into the SMT aliases.
21066 (may_alias_p): Use alias_set_subset_of instead of
21067 aliases_conflict_p. A pointer which points to
21068 memory with alias set zero may access any variable.
21070 2008-04-23 Richard Guenther <rguenther@suse.de>
21072 * alias.c (alias_set_subset_of): Correctly handle asking
21073 if zero is a subset of an alias set with zero child.
21074 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21075 (compute_flow_insensitive_aliasing): Correctly walk all
21076 pointers. Do not unnecessarily union sets.
21078 2008-04-23 Richard Guenther <rguenther@suse.de>
21080 PR middle-end/36021
21081 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21083 2008-04-22 Tomas Bily <tbily@suse.cz>
21085 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21087 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21089 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21090 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21091 * tree-inline.c (estimate_num_insns_1): Likewise.
21092 * varasm.c (const_hash_1, compare_constant, copy_constant)
21093 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21094 * emit-rtl.c (component_ref_for_mem_expr)
21095 (set_mem_attributes_minus_bitpos): Likewise.
21096 * expr.c (highest_pow2_factor, expand_expr_real_1, )
21097 (is_aligning_offset): Likewise.
21098 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21099 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21100 * dojump.c (do_jump): Likewise.
21101 * builtins.c (get_pointer_alignment, get_memory_rtx)
21102 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21103 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21105 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21107 PR rtl-optimization/36017
21108 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21109 expanding the library call.
21111 2008-04-22 Ian Lance Taylor <iant@google.com>
21113 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21114 than size_in_bytes.
21116 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21118 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21119 of LR/CTR moves for Power6.
21121 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21123 PR middle-end/36003
21124 * passes.c (init_optimization_passes): Remove
21125 pass_fast_rtl_byte_dce.
21127 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21130 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21131 builtin functions to generate faster code.
21132 (_mm_cvtpu16_ps): Ditto.
21133 (_mm_cvtpi32x2_ps): Ditto.
21135 2008-04-22 Nick Clifton <nickc@redhat.com>
21137 * common.opt (ftree-loop-distribution): Add Optimization
21140 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21141 (frv_expand_builtin_va_start): Likewise.
21143 * config/arm/arm.c (thumb_find_work_register): Fix location of
21144 argument register count.
21146 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21148 Support scheduling for ColdFire V1 and V3 microarchitecture.
21149 Improve scheduling of multiplication instructions.
21151 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21152 (mac): New instruction attribute.
21153 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21154 (m68k_sched_mac): New variable.
21155 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21156 Handle cfv1 and cfv3.
21157 (max_insn_size): New static variable.
21158 (struct _sched_ib): New type.
21159 (sched_ib): New static variable.
21160 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21161 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21162 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21164 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21165 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21166 new variables. Update.
21167 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21168 Add modeling of cfv3 instruction buffer. Update.
21169 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21170 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21171 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21172 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21173 a particular reservation applies to.
21174 (type2): Reorganize attribute values. Rename alu to alu_reg,
21175 alu_l to alu, move_l to omove. Join move to alu. Split mul
21176 to mul_l and mul_w.
21177 (cf_ib_*): Simplify description of instruction buffer.
21178 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21179 (cf_mem): Split into cf_mem1 and cf_mem2.
21180 (cf_v2_move_??): Rename to cfv12_alu_??.
21181 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21182 (cf_v2_mul_??): Remove reservations.
21183 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21184 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21185 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21187 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21188 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21189 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21190 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21191 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21192 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21193 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21194 expansions of the above reservations for instructions of sizes
21197 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21199 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21201 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21203 * coverage.c: Include tree-pass.h.
21204 (coverage_counter_alloc): Print da_file_name to the dump file.
21206 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21208 * sbitmap.c (sbitmap_range_empty_p): New function.
21209 * sbitmap.h (sbitmap_range_empty_p): New function.
21210 * bitmap.h: Now includes obstack.h.
21212 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21213 Kenneth Zadeck <zadeck@naturalbridge.com>
21215 * dbgcnt.def (ra_byte_scan): Added.
21216 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21217 when the last hit happens for a counter.
21218 * timevar.def (TV_DF_BYTE_LR): New variable.
21219 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21220 * passes.c (pass_fast_rtl_byte_dce): New pass.
21221 * fwprop.c (update_df): Added mode to call df_ref_create.
21222 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21223 DF_REF_EXTRACT_OFFSET.
21224 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21225 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21227 (df_ref_extract): Added mode field.
21228 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21229 DF_REF_EXTRACT_OFFSET.
21230 (DF_REF_EXTRACT_MODE): New macro.
21231 (df_byte_lr_bb_info): New structure.
21232 (df_print_byte_regset, df_compute_accessed_bytes,
21233 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21234 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21235 df_byte_lr_simulate_uses,
21236 df_byte_lr_simulate_artificial_refs_at_top,
21237 df_byte_lr_simulate_artificial_refs_at_end,
21238 df_compute_accessed_bytes): New function.
21239 (df_ref_create): Add parameter.
21240 (df_byte_lr_get_bb_info): New inline function.
21241 * df-scan.c (df_ref_record, df_uses_record,
21242 df_ref_create_structure): Added mode parameter.
21243 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21244 df_defs_record, df_uses_record, df_get_conditional_uses,
21245 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21246 df_entry_block_defs_collect, df_exit_block_uses_collect):
21247 Added mode parameter to calls to df_ref_record, df_uses_record,
21248 df_ref_create_structure.
21249 (df_ref_equal_p, df_ref_compare): Added test for modes.
21250 (df_ref_create_structure): Added code to set mode. Renamed
21251 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21252 DF_REF_EXTRACT_OFFSET.
21253 * df-core.c (df_print_byte_regset): New function.
21254 * df-byte-scan.c: New file.
21255 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21256 calls to BITMAP_FREE.
21257 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21258 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21259 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21260 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21261 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21262 df_byte_lr_local_compute, df_byte_lr_init,
21263 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21264 df_byte_lr_transfer_function, df_byte_lr_free,
21265 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21266 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21267 df_byte_lr_simulate_uses,
21268 df_byte_lr_simulate_artificial_refs_at_top,
21269 df_byte_lr_simulate_artificial_refs_at_end): New function.
21270 * dce.c (byte_dce_process_block): New function.
21271 (dce_process_block): au is now passed in rather than computed
21272 locally. Changed loops that look at artificial defs to not look
21273 for conditional or partial ones, because there never are any.
21274 (fast_dce): Now is able to drive byte_dce_process_block or
21275 dce_process_block depending on the kind of dce being done.
21276 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21277 (rest_of_handle_fast_byte_dce): New function.
21278 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21279 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21281 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21284 * gcc.h: Added fortran options that take arguments to
21285 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21288 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21290 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21291 scalarization if on the LHS and not a full access.
21293 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21295 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21297 2008-04-18 Rafael Espíndola <espindola@google.com>
21299 * tree-vrp.c (find_case_label_index): Fix the binary search.
21300 (find_case_label_range): New.
21301 (vrp_visit_switch_stmt): Use find_case_label_range.
21302 (simplify_switch_using_ranges): Use find_case_label_range.
21304 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21306 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21307 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21309 2008-04-18 Tom Tromey <tromey@redhat.com>
21312 * doc/cpp.texi (Implementation-defined behavior): Mention
21315 2008-04-18 Ian Lance Taylor <iant@google.com>
21317 * fold-const.c (pointer_may_wrap_p): New static function.
21318 (fold_comparison): Add another test for pointer overflow. Use
21319 pointer_may_wrap_p to disable some false positives.
21321 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21323 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21324 (fname_as_string): Match updated cpp_interpret_string prototype.
21325 (fix_string_type): Support char16_t* and char32_t*.
21326 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21327 derivative) nodes. Register as builtin if C++0x.
21328 (c_parse_error): Support CPP_CHAR{16,32}.
21329 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21330 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21331 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21332 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21333 CTI_CHAR32_ARRAY_TYPE>: New elements.
21334 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21335 char32_type_node, signed_char32_type_node, char16_array_type_node,
21336 char32_array_type_node): New defines.
21337 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21338 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21339 (lex_string): Support CPP_STRING{16,32}, match updated
21340 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21341 (lex_charconst): Support CPP_CHAR{16,32}.
21342 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21343 and CPP_STRING{16,32}.
21345 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21348 * aclocal.m4: Regenerate.
21349 * configure: Regenerate.
21351 2008-04-18 Jan Hubicka <jh@suse.cz>
21353 * except.c (dw2_size_of_call_site_table,
21354 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21356 * cgraphbuild.c (build_cgraph_edges): Update.
21357 * tree-pass.h: Update comment.
21358 * final.c (leaf_function_p): Update.
21359 (leaf_renumber_regs): Update.
21360 (rest_of_clean_state): Update.
21361 * omp-low.c (expand_omp_parallel): Update.
21362 * ipa-reference.c (analyze_function): Update.
21363 * reorg.c (find_end_label): Update.
21364 (optimize_skip): Update.
21365 (fill_simple_delay_slots): Update.
21366 (fill_simple_delay_slots): Update.
21367 (make_return_insns): Update.
21368 (dbr_schedule): Update.
21369 * gimple-low.c (record_vars_into): Update.
21370 * cfgbuild.c (make_edges): Update.
21371 * function.c (assign_stack_local): Update.
21372 (assign_parm_adjust_stack_rtl): Update.
21373 (locate_and_pad_parm): Update.
21374 (allocate_struct_function): Do not initialize stack_alignment_needed
21375 and preferred_stack_boundary here.
21376 (stack_protect_prologue): Update.
21377 (stack_protect_epilogue): Update.
21378 (expand_function_start): Initialize stack_alignment_needed,
21379 preferred_stack_boundary and max_jumptable_ents.
21380 (expand_function_end): Update.
21381 (free_after_compilation): Do not NULLify epilogue_delay_list.
21382 * function.h (struct rtl_data): Add stack_protect_guard,
21383 stack_alignment_needed,
21384 preferred_stack_boundary, epilogue_delay_list.
21385 (struct function): Remove value_histograms, stack_alignment_needed,
21386 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21388 unexpanded_var_list, stack_protect_guard.
21389 (current_function_epilogue_delay_list): Remove.
21390 * ipa-type-escape.c (analyze_function): Update.
21391 * gimplify.c (pop_gimplify_context): Update comment.
21392 * calls.c (expand_call): Update.
21393 (emit_library_call_value_1): Update.
21394 * except.c (set_nothrow_function_flags): Update.
21395 * cfgexpand.c (get_decl_align_unit): Update.
21396 (create_stack_guard): Update.
21397 (estimated_stack_frame_size): Update.
21398 (expand_used_vars): Update.
21399 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21400 * explow.c (allocate_dynamic_stack_space): Update.
21401 * tree-ssa-live.c (remove_unused_locals): Update.
21402 * varasm.c (mark_constant_pool): Update.
21403 * tree-inline.c (remap_decls): Update.
21404 (initialize_cfun): Update.
21405 (declare_return_variable): Update.
21406 (inline_forbidden_p): Update.
21407 (expand_call_inline): Update.
21408 (declare_inline_vars): Update.
21409 (tree_function_versioning): Update.
21410 * tree-flow.h (value_histograms): New.
21411 (VALUE_HISTOGRAMS): New macro.
21412 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21414 * tree-cfg.c (set_bb_for_stmt): Update.
21415 (replace_by_duplicate_decl): Update.
21416 (move_block_to_fn): Update.
21417 (new_label_mapper): Update.
21418 (dump_function_to_file): Update.
21419 * ipa-struct-reorg.c (build_data_structure): Update.
21420 * cfgrtl.c (print_rtl_with_bb): Update.
21421 * reload1.c (reload): Update.
21423 * config/i386/i386.c (setup_incoming_varargs_64,
21424 ix86_compute_frame_layout): Update.
21425 * config/arc/arc.c (arc_output_function_epilogue): Update.
21427 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21429 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21430 for FreeBSD as well.
21431 * gthr-posix95.h: Likewise.
21433 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21435 PR rtl-optimization/35838
21436 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21437 out the byte offset of the first subreg.
21439 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21441 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21442 to split_ti instead of three separate calls with single member arrays.
21443 (subti3 splitter): Ditto.
21444 (adddi3 splitter): Ditto with split_di.
21445 (subdi3 splitter): Ditto.
21446 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21447 two separate calls with single member arrays. Swap match_dup
21448 operands 1 and 2 to better fit into the array.
21449 (negdi2 splitter): Ditto with split_di.
21450 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21451 two separate calls with single member arrays. Swap match_dup operands
21452 6 and 7 to better fit into the array.
21454 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21456 * config/i386/i386.c (sse_builtin_type): New.
21457 (bdesc_sse_args): Likewise.
21458 (bdesc_sse_3arg): Removed.
21459 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21460 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21461 IX86_BUILTIN_ROUNDPS.
21462 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21463 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21464 IX86_BUILTIN_ROUNDPS.
21465 (ix86_expand_sse_4_operands_builtin): Removed.
21466 (ix86_expand_sse_operands_builtin): New.
21467 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21468 and CODE_FOR_sse4_1_roundps.
21469 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21470 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21472 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21475 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21476 regs before frame pop when needed. If use_backchain_to_restore_sp
21477 then load backchain into a temp reg to restore vr and vrsave. Add
21478 code to restore vr after frame pop if possible.
21480 2008-04-17 Richard Guenther <rguenther@suse.de>
21482 * tree-vn.c (expressions_equal_p): Do not check type
21483 equality or compatibility before calling operand_equal_p.
21484 * fold-const.c (operand_equal_p): Check equivalence of
21485 integer constants before bailing out due to signedness or
21486 precision differences.
21487 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21488 spurious differences in type qualification. Ignore types
21489 for COMPONENT_REFs at all.
21491 2008-04-17 Christian Bruel <christian.bruel@st.com>
21493 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21494 msw_skip comparison.
21496 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21499 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21502 PR tree-optimization/35899
21503 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21504 rather than TREE_OPERAND.
21506 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21509 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21510 temporary registers. Change operand predicate to general_operand.
21511 (remainderxf3): Ditto.
21513 2008-04-16 Richard Guenther <rguenther@suse.de>
21515 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21516 * tree-affine.c (aff_combination_expand): Look through some
21519 2008-04-15 Doug Kwan <dougkwan@google.com>
21521 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21523 * tree-pretty-print.c (dump_generic_node): Ditto.
21524 * final.c (output_addr_const): Ditto.
21525 * dwarf2out.c (output_cfi): Ditto.
21526 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21527 * print-rtl.c (print_rtx): Ditto.
21528 * print-tree.c (print_node_brief, print_node): Ditto.
21529 * c-common.c (match_case_to_enum_1): Ditto.
21530 * sched-vis.c (print_value): Ditto.
21531 * config/i386/i386.c (print_operand): Cast to long unsigned int
21534 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21535 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21536 MS Windows VirtualProtect function.
21538 2008-04-15 Jan Hubicka <jh@suse.cz>
21540 * gengtype.c (write_root): Param_is argument is OK.
21541 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21542 * function.h: Include varray.h
21543 (rtl_eh): New stucture based on except.c one.
21544 (call_site_record): New forward declaration and vector type.
21545 * calls.c (emit_call_1): Do not call
21546 note_current_region_may_contain_throw.
21547 * except.c (eh_status): Remove cur_region, try_region since they are
21549 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21550 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21551 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21552 Remove call_site_data_used, call_site_data_size.
21553 Turn call_site_record into vector in function.h.
21554 (note_current_region_may_contain_throw): Remove.
21555 (get_exception_pointer, get_exception_filter): Do not take struct
21556 function argument; update.
21557 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21558 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21559 build_post_landing_pads, dw2_build_landing_pads,
21560 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21561 sjlj_emit_function_enter, sjlj_emit_function_enter,
21562 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21563 sjlj_build_landing_pads, finish_eh_generation,
21564 remove_exception_handler_label, remove_eh_handler,
21565 maybe_remove_eh_handler, add_reachable_handler,
21566 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21567 add_action_record, collect_one_action_chain, add_call_site,
21568 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21569 sjlj_output_call_site_table, output_function_exception_table,
21570 * except.h (note_current_region_may_contain_throw): Remove
21571 (get_exception_pointer, get_exception_filter): Do not take struct
21573 * Makefile.in (GTFILES): Put varargs before struct function.
21575 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21577 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21578 punt for STRING_CST.
21579 (get_constraint_for): Deal with STRING_CST here instead.
21581 2008-04-15 Richard Guenther <rguenther@suse.de>
21583 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21584 statements in a basic-block with a backward walk. Do not
21585 substitute into dead statements but instead remove those.
21587 2008-04-15 Richard Guenther <rguenther@suse.de>
21589 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21590 to zero, thus disable creation of SFTs.
21592 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21594 * tree-predcom.c (suitable_reference_p): Return false if the
21595 reference can throw.
21597 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21600 * c-decl.c (finish_decl): If extern or static var has variable
21601 size, set TREE_TYPE (decl) to error_mark_node.
21603 2008-04-15 Rafael Espíndola <espindola@google.com>
21605 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21608 2008-04-15 Richard Guenther <rguenther@suse.de>
21610 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21611 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21612 (visit_reference_op_load): Do walk vuse-vdef chains on
21613 vn_reference_lookup.
21614 (visit_reference_op_store): But do not here.
21615 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21616 vn_reference_lookup.
21617 (vn_lookup_with_vuses): But do so here.
21619 2008-04-14 Ian Lance Taylor <iant@google.com>
21621 * fold-const.c (fold_overflow_warning): Remove assertion.
21623 2008-04-15 Ben Elliston <bje@au.ibm.com>
21625 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21626 temp1 local variables.
21628 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21631 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21632 ".text.unlikely" section as executable.
21634 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21636 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21637 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21638 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21639 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21640 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21641 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21642 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21644 2008-04-14 Ian Lance Taylor <iant@google.com>
21646 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21647 * fold-const.c (fold_comparison): If appropriate, test
21648 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21649 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21650 reassociating a pointer type.
21651 * doc/invoke.texi (Optimize Options): Document that
21652 -fstrict-overflow applies to pointer wraparound.
21654 2008-04-13 Jan Hubicka <jh@suse.cz>
21656 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21658 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21660 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21661 we are going to "save the world".
21663 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21665 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21666 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21667 operand 0 constraint, not "=".
21669 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21671 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21673 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21675 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21676 of size of positions_needed * CHAR_BIT.
21678 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21680 PR middle-end/35897
21681 * dse.c (store_info): Change positions_needed to unsigned
21683 (lowpart_bitmask): New.
21684 (record_store): Cast to unsigned HOST_WIDE_INT for
21685 positions_needed. Assert width <= size of positions_needed *
21686 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21687 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21688 lowpart_bitmask to set mask.
21690 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21692 * config/bfin/constraints.md: New file.
21693 * config/bfin/bfin.md: Include it.
21694 (adddi3): Use satisfies_constraint functions instead of the old macros.
21695 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21696 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21697 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21698 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21699 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21700 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21701 EXTRA_CONSTRAINT): Delete.
21702 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21703 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21705 * config/bfin/bfin.c: Include "tm-constrs.h".
21706 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21707 Use satisfies_constraint functions instead of the old macros.
21708 * doc/md.texi (Blackfin Constraints): Update file name reference.
21710 2008-04-11 Richard Guenther <rguenther@suse.de>
21712 PR tree-optimization/35869
21713 * tree-vrp.c (execute_vrp): Move switch statement update after
21714 jump threading. Schedule another cfg cleanup run.
21716 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21719 * attribs.c (decl_attributes): Return early on errorneous node.
21721 2008-04-10 Oleg Ryjkov <olegr@google.com>
21723 * tree.h (struct tree_base): Added a new flag default_def_flag.
21724 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21726 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21728 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21730 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21733 * pa.md: Define mode iterator P. Define mode attribute dwc.
21734 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21735 (icacheflush): Likewise.
21736 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21737 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21739 2008-04-11 Ben Elliston <bje@au.ibm.com>
21741 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21743 2008-04-10 Rafael Espíndola <espindola@google.com>
21745 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21746 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21747 (extract_range_from_expr): The same.
21749 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21751 * config/mips/mips.md (GPR2): New mode iterator.
21752 (seq): Add comment.
21753 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21754 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21755 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21756 Rewrite these to take two modes, the mode of comparison and the
21757 mode of the destination.
21758 * config/mips/mips.c (mips_expand_scc): Instead of having
21759 paradoxical subreg as destination, expand "narrowing" scc if mode
21760 of comparison is SI and target is requested in DI mode.
21761 (mips_emit_int_order_test): Update comment. Make mode of
21762 comparison match CMP0 rather than TARGET. When creating inverse
21763 target use mode of TARGET.
21765 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21767 * gcov-dump.c (tag_summary): Only print summaries for the first
21768 GCOV_COUNTERS_SUMMABLE counters.
21770 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21772 * config/i386/i386.md (absneg): New code iterator.
21773 (absnegprefix): New code attribute.
21774 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21775 patterns using absneg code iterator.
21776 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21777 using absneg code iterator.
21778 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21779 *neg<mode>2 patterns using absneg code iterator.
21780 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21781 *negextendsfdf2 patterns using absneg code iterator.
21782 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21783 *negextendsfxf2 patterns using absneg code iterator.
21784 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21785 *negextendsfdf2 patterns using absneg code iterator.
21786 * config/i386/sse.md (<code><mode>2): Macroize expander from
21787 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21789 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21791 * config/s390/s390.h: Remove the remains of the recent search
21792 & replace action of current_function_outgoing_args_size.
21794 2008-04-10 Ira Rosen <irar@il.ibm.com>
21796 PR tree-optimization/35821
21797 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21798 NEW_STMT_LIST is not NULL.
21800 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21803 * toplev.c (process_options): Remove -ffunction-sections debugging
21806 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21808 PR middle-end/PR28690
21809 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21810 than gen_rtx_fmt_ee to perform more canonicalizations.
21812 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21815 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21817 2008-04-09 Richard Guenther <rguenther@suse.de>
21819 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21820 (dump_function_to_file): Dump function arguments with types.
21822 2008-04-08 Richard Guenther <rguenther@suse.de>
21824 * fold-const.c (fold_widened_comparison): Do not allow
21825 sign-changes that change the result.
21827 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21830 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21831 kinds of indirect references.
21833 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21835 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21836 GNU Fortran language string.
21838 2008-04-08 Rafael Espíndola <espindola@google.com>
21840 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21841 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21842 * tree.h (tree_call_nonnegative_warnv_p): New.
21844 2008-04-08 Jan Hubicka <jh@suse.cz>
21846 * function.c (free_after_compilation): Clear out regno_reg_rtx
21849 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21852 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21854 PR middle-end/PR28690
21855 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21856 same precedence as REG_POINTER and MEM_POINTER operands.
21858 2008-04-08 Richard Guenther <rguenther@suse.de>
21860 PR middle-end/35834
21861 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21862 for adding index to base.
21864 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21866 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21867 (MINGW_ENABLE_EXECUTE_STACK): New.
21868 (IN_LIBGCC2): For libgcc include windows.h file for
21869 function declarations.
21871 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21873 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21874 and tem2 if tem1 is not a REG or MULT.
21876 2008-04-08 Jan Hubicka <jh@suse.cz>
21878 * function.h (incomming_args): Break out of struct function.
21879 (function_subsections): Break out of struct function.
21880 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21881 return_rtx and hard_reg_initial_vals from struct function.
21882 Kill inl_max_label_num.
21883 (current_function_pops_args, current_function_args_info,
21884 current_function_args_size, current_function_args_size,
21885 current_function_pretend_args_size,
21886 current_function_outgoing_args_size,
21887 current_function_internal_arg_pointer, current_function_return_rtx):
21888 Kill compatibility accestor macros.
21889 * builtins.c (expand_builtin_apply_args_1): Update.
21890 (expand_builtin_next_arg): Update.
21891 * df-scan.c (df_get_call_refs): Update.
21892 * dbxout.c (dbxout_function_end): Update.
21893 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21894 (output_line_info): Update.
21895 (secname_for_decl): Update.
21896 (dwarf2out_var_location): Update.
21897 * function.c (free_after_compilation): Update.
21898 (assign_parm_find_stack_rtl): Update.
21899 (assign_parms): Update.
21900 (expand_dummy_function_end): Update.
21901 (expand_function_end): Update.
21902 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21903 (expand_call): Update.
21904 (emit_library_call_value_1): Update.
21905 (store_one_arg): Update.
21906 * varasm.c (initialize_cold_section_name): Update.
21907 (unlikely_text_section): Update.
21908 (unlikely_text_section_p): Update.
21909 (assemble_start_function): Update.
21910 (assemble_end_function): Update.
21911 (default_section_type_flags): Update.
21912 (switch_to_section): Update.
21913 * integrate.c (set_decl_abstract_flags): Update.
21914 (get_hard_reg_initial_val): Update.
21915 (has_hard_reg_initial_val): Update.
21916 (allocate_initial_values): Update.
21917 * resource.c (init_resource_info): Update.
21918 * config/alpha/alpha.c (NUM_ARGS): Update.
21919 (direct_return): Update.
21920 (alpha_va_start): Update.
21921 (alpha_sa_size): Update.
21922 (alpha_initial_elimination_offset): Update.
21923 (alpha_expand_prologue): Update.
21924 (alpha_start_function): Update.
21925 (alpha_expand_epilogue): Update.
21926 (unicosmk_initial_elimination_offset):
21927 * config/alpha/alpha.md (call expander): Update.
21928 * config/s390/s390.c (s390_register_info): Update.
21929 (s390_register_info): Update.
21930 (s390_frame_info): Update.
21931 (s390_initial_elimination_offset): Update.
21932 (s390_build_builtin_va_list): Update.
21933 (s390_va_start): Update.
21934 * config/spu/spu.c (direct_return): Update.
21935 (spu_expand_prologue): Update.
21936 (spu_initial_elimination_offset): Update.
21937 (spu_build_builtin_va_list): Update.
21938 (spu_va_start): Update.
21939 * config/sparc/sparc.c (sparc_init_modes): Update.
21940 (sparc_compute_frame_size): Update.
21941 (function_value): Update.
21942 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21943 * config/i386/i386.md (return expander): Update.
21944 * config/i386/i386.c (ix86_va_start): Update.
21945 (ix86_can_use_return_insn_p): Update.
21946 (ix86_compute_frame_layout): Update.
21947 (ix86_expand_epilogue): Update.
21948 * config/sh/sh.c (output_stack_adjust): Update.
21949 (calc_live_regs): Update.
21950 (sh_expand_prologue): Update.
21951 (sh_builtin_saveregs): Update.
21952 (sh_va_start): Update.
21953 (initial_elimination_offset): Update.
21954 (sh_allocate_initial_value): Update.
21955 (sh_function_ok_for_sibcall): Update.
21956 (sh_get_pr_initial_val): Update.
21957 * config/sh/sh.md (return expander): Update.
21958 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21959 * config/crx/crx.c (crx_compute_frame): UPdate.
21960 (crx_initial_elimination_offset): UPdate.
21961 * config/xtensa/xtensa.c (compute_frame_size): Update
21962 (xtensa_builtin_saveregs): Update.
21963 (xtensa_va_start): Update.
21964 (order_regs_for_local_alloc): Update.
21965 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21966 (xstormy16_expand_builtin_va_start): Update.
21967 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21968 * config/m68hc11/m68hc11.md (return expanders): Update.
21969 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21970 (expand_epilogue): Update.
21971 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21972 (cris_simple_epilogue): Update.
21973 (cris_expand_prologue): Update.
21974 (cris_expand_epilogue): Update.
21975 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21976 (compute_frame_size): Update.
21977 * config/mt/mt.c (mt_compute_frame_size): Update.
21978 * config/mn10300/mn10300.c (expand_prologue): Update.
21979 (expand_epilogue): Update.
21980 (initial_offset): Update.
21981 (mn10300_builtin_saveregs):
21982 * config/mn10300/mn10300.md (return expander): Update.
21983 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21984 (ia64_initial_elimination_offset): Update.
21985 (ia64_initial_elimination_offset): Update.
21986 (ia64_expand_prologue): Update.
21987 * config/m68k/m68k.md (return expander): Update.
21988 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21989 (rs6000_stack_info): Update.
21990 * config/mcore/mcore.c (layout_mcore_frame): Update.
21991 (mcore_expand_prolog): Update.
21992 * config/arc/arc.c (arc_compute_frame_size): Update.
21993 * config/score/score3.c (score3_compute_frame_size): Update.
21994 * config/score/score7.c (score7_compute_frame_size): Update.
21995 * config/arm/arm.c (use_return_insn): Update.
21996 (thumb_find_work_register): Update.
21997 (arm_compute_save_reg_mask): Update.
21998 (arm_output_function_prologue): Update.
21999 (arm_output_epilogue): Update.
22000 (arm_size_return_regs): Update.
22001 (arm_get_frame_offsets): Update.
22002 (arm_expand_prologue): Update.
22003 (thumb_exit): Update.
22004 (thumb_unexpanded_epilogue): Update.
22005 (thumb1_output_function_prologue): Update.
22006 * config/pa/pa.md (return expander): Update.
22007 * config/pa/pa.c (compute_frame_size): Update.
22008 (hppa_builtin_saveregs): Update.
22009 * config/mips/mips.c (mips_va_start): Update.
22010 (mips16_build_function_stub): Update.
22011 (mips_compute_frame_info): Update.
22012 (mips_restore_gp): Update.
22013 (mips_output_function_prologue): Update.
22014 (mips_expand_prologue): Update.
22015 * config/v850/v850.c (compute_frame_size): Update.
22016 (expand_prologue): * config/mmix/mmix.c (along): update.
22017 (mmix_initial_elimination_offset): update.
22018 (mmix_reorg): update.
22019 (mmix_use_simple_return): update.
22020 (mmix_expand_prologue): update.
22021 (mmix_expand_epilogue): Update.
22022 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22023 (emit_link_insn): Update.
22025 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22027 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22028 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22030 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22033 2008-04-07 Jan Hubicka <jh@suse.cz>
22035 * function.h (rtl): Rename to x_rtl.
22036 (crtl): New define.
22037 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22038 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22039 used_temp_slots avail_temp_slots, temp_slot_level,
22040 nonlocal_goto_handler_labels): Update accesstors.
22041 (rtl): New global variable.
22042 (struct function): Move some fileds to rtl_data.
22043 (get_arg_pointer_save_area): Update prototype.
22044 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22045 get_arg_pointer_save_area.
22046 * expr.c (init_expr): Update
22047 * function.c (get_frame_size): Update
22048 (assign_stack_local): Update
22049 (expand_function_end): Update.
22050 (get_art_pointer_save_area): Update
22052 * emit-rtl.c (rtl): Declare.
22053 (regno_reg_rtx): Declare.
22054 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22056 (gen_reg_rtx): Update.
22057 * varasm.c (n_deferred_constatns): Update accestor.
22058 (init_varasm_status): Do not allocate varasm_status.
22059 (force_const_mem, get_pool_size, output_constant_pool): Update.
22060 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22061 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22062 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22063 * sparc/sparc.h (INIT_EXPANDERS): Update.
22064 * ia64/ia64.h (INIT_EXPANDERS): Update.
22066 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22068 * reload.c (push_secondary_reload): Add missing break to for loop.
22070 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22072 PR middle-end/PR28690
22073 * rtlanal.c: Update copyright years.
22074 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22075 as REG_POINTER and MEM_POINTER operands.
22076 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22077 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22078 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22079 * gcse.c: Update copyright years.
22080 (pre_delete): Call gen_reg_rtx_and_attrs.
22081 (hoist_code): Likewise.
22082 (build_store_vectors): Likewise.
22083 (delete_store): Likewise.
22084 * loop-invariant.c (move_invariant_reg): Likewise.
22085 Update copyright years.
22087 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22089 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22090 control string instead of quoted.
22092 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22094 * doc/rtl.texi: Rewrite of subreg section.
22096 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22099 * config/i386/i386.c (legitimize_pic_address): Add treating
22100 of dllimport SYM_REF's.
22101 (legitimize_dllimport_symbol): Add prototype.
22103 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22105 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22106 reference in constructor with non self-referential type.
22108 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22110 Removal of Return with Depressed Stack Pointer support
22111 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22112 (ECF_SP_DEPRESSED): Likewise.
22113 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22114 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22115 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22116 (expand_call): Do not test ECF_SP_DEPRESSED.
22117 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22118 * function.c (keep_stack_depressed): Delete.
22119 (handle_epilogue_set): Likewise.
22120 (update_epilogue_consts): Likewise.
22121 (emit_equiv_load): Likewise.
22122 (thread_prologue_and_epilogue_insns): Remove support for Return with
22123 Depressed Stack Pointer.
22124 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22126 2008-04-06 Richard Guenther <rguenther@suse.de>
22128 PR tree-optimization/35400
22129 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22130 information from SSA_NAMEs.
22132 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22134 * config/avr/avr.h (avr_mega_p): Remove declaration.
22135 (AVR_MEGA): Remove macro.
22136 * config/avr/avr.c (avr_mega_p): Remove variable.
22137 (avr_override_options): Remove inicializion of avr_mega_p.
22138 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22139 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22140 (avr_jump_mode): (Ditto.).
22141 (avr_output_progmem_section_asm_op): (Ditto.).
22142 (avr_asm_init_sections): (Ditto.).
22143 (avr_asm_init_sections): (Ditto.).
22144 (avr_rtx_costs): (Ditto.).
22145 * config/avr/avr.md: (Ditto.).
22146 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22149 2008-04-06 Richard Guenther <rguenther@suse.de>
22151 PR tree-optimization/35842
22152 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22153 is_gimple_invariant_address.
22155 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22157 * gcc.c (default_compilers): Sync Fortran extensions list with
22158 that in fortran/lang-specs.h.
22159 * doc/invoke.texi: Likewise.
22160 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22161 * dwarf2out.c (gen_compile_unit_die): Likewise.
22163 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22165 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22167 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22170 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22171 attribute is used for nested functions.
22173 2008-04-05 Jan Hubicka <jh@suse.cz>
22175 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22177 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22179 (dump_files): Update.
22180 (enable_rtl_dump_file): Do not accept letter argument.
22181 * tree-pass.h (dump_file_info): Remove letter argument.
22182 * toplev.c (decode_d_option): Update -da handling.
22183 * toplev.h (enable_rtl_dump_file): Update prototype.
22184 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22185 it out based on pass type.
22186 (register_dump_files_1): Likewise.
22187 (init_optimization_passes): Update register_one_dump_file calls.
22188 (execute_one_pass): Sanity check that IPA passes are called at IPA
22189 level and RTL passes at RTL level.
22190 (execute_pass_list): IPA pass can not be after or subpass of
22192 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22193 disallov RTL subpasses of IPA subpasses.
22195 2008-04-05 Ben Elliston <bje@au.ibm.com>
22197 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22198 builtins that return exactly once and do not throw. Cache call to
22201 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22203 PR rtl-optimization/34916
22204 PR middle-end/35519
22205 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22206 between instruction pairs.
22208 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22210 * doc/invoke.texi: Document -mbitops for SH.
22211 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22212 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22213 * config/sh/sh.c (print_operand): Add %t operand code.
22214 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22215 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22216 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22217 (extendqihi2): Likewise.
22218 (movqi_i): Likewise.
22219 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22220 (extv): Use bld instruction for SH2A if possible.
22222 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22223 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22224 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22225 (bset.b, bclr.b): Define peepholes.
22226 * config/sh/sh.opt (mbitops): New option.
22228 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22231 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22232 and view convert expression.
22234 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22237 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22239 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22241 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22243 * config/i386/cpuid.h (bit_AES): New.
22244 (bit_PCLMUL): Likewise.
22246 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22247 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22248 SSE2 if AES or PCLMUL is enabled.
22249 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22250 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22251 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22252 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22253 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22254 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22255 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22256 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22257 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22258 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22259 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22260 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22261 __builtin_ia32_aeskeygenassist128 and
22262 __builtin_ia32_pclmulqdq128.
22263 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22264 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22265 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22267 * config/i386/i386.h (TARGET_AES): New.
22268 (TARGET_PCLMUL): Likewise.
22269 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22271 * config/i386/i386.md (UNSPEC_AESENC): New.
22272 (UNSPEC_AESENCLAST): Likewise.
22273 (UNSPEC_AESDEC): Likewise.
22274 (UNSPEC_AESDECLAST): Likewise.
22275 (UNSPEC_AESIMC): Likewise.
22276 (UNSPEC_AESKEYGENASSIST): Likewise.
22277 (UNSPEC_PCLMUL): Likewise.
22279 * config/i386/i386.opt (maes): New.
22280 (mpclmul): Likewise.
22282 * config/i386/sse.md (aesenc): New pattern.
22283 (aesenclast): Likewise.
22284 (aesdec): Likewise.
22285 (aesdeclast): Likewise.
22286 (aesimc): Likewise.
22287 (aeskeygenassist): Likewise.
22288 (pclmulqdq): Likewise.
22290 * config/i386/wmmintrin.h: New.
22292 * doc/extend.texi: Document AES and PCLMUL built-in function.
22294 * doc/invoke.texi: Document -maes and -mpclmul.
22296 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22298 * function.c (free_after_parsing): Replace with
22299 cxx_push_function_context from C++ front-end.
22300 (allocate_struct_function): Don't call langhook.
22301 * langhooks.h (struct lang_hooks_for_functions): Delete.
22302 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22304 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22305 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22306 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22307 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22308 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22309 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22310 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22312 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22313 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22315 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22318 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22321 2008-04-04 Richard Guenther <rguenther@suse.de>
22323 PR middle-end/35823
22324 * fold-const.c (optimize_minmax_comparison): Use the correct
22325 type for the constant in the simplified comparison.
22327 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22329 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22330 Pass L2 size as "--param l2-cache-size" to the compiler.
22331 (decode_l2_cache): New function to decode L2 cache parameters using
22332 0x8000006 extended cpuid function.
22333 (detect_caches_amd): Determine parameters of L2 cache using
22334 decode_l2_caches function.
22335 (decode_caches_intel): Decode L2 cache parameters.
22336 (detect_caches_intel): Determine L2 cache parameters using
22337 decode_caches_intel and decode_l2_caches functions.
22339 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22341 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22342 secondary input reload for subword loads from the constant pool.
22344 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22347 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22348 constants of the appropriate size for runtime calculations.
22351 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22352 decimal-float literal constant zero.
22354 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22357 * c-parser.c (c_parser_omp_atomic): Call
22358 default_function_array_conversion on the RHS.
22360 PR middle-end/35818
22361 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22362 call is_variable_sized if decl has incomplete type.
22364 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22366 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22368 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22370 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22372 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22373 (sgt<u>): Merge sgt and sgtu into new expander.
22374 (sgt, sgtu): Remove expanders.
22375 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22376 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22377 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22378 *sgtu_<mode>_mips16 into new pattern.
22379 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22380 (sge<u>): Merge sge and sgeu into new expander.
22381 (sge, sgeu): Remove expanders.
22382 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22384 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22385 (slt<u>): Merge slt and sltu into new expander.
22386 (slt, sltu): Remove expanders.
22387 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22388 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22389 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22390 *sltu_<mode>_mips16 into new pattern.
22391 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22392 (sle<u>): Merge sle and sleu into new expander.
22393 (sle, sleu): Remove expanders.
22394 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22395 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22396 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22397 *sleu_<mode>_mips16 into new pattern.
22398 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22400 2008-04-03 Jan Hubicka <jh@suse.cz>
22402 PR tree-optimization/35795
22403 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22404 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22405 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22406 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22407 * score/score3.c (score3_output_mi_thunk): Likewise.
22408 * score/score7.c (score7_output_mi_thunk): Likewise.
22409 * mips/mips.c (mips_output_mi_thunk): Likewise.
22411 2008-04-03 Richard Guenther <rguenther@suse.de>
22413 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22414 conversions. Simplify code.
22416 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22418 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22420 2008-04-03 Tom Tromey <tromey@redhat.com>
22421 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22423 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22424 * config/bfin/t-bfin-linux (generated_files): Add
22425 linux-sysroot-suffix.h.
22426 * doc/install.texi (Prerequisites): Require make 3.80.
22427 * doc/sourcebuild.texi (Front End Directory): Document new
22429 * Makefile.in (generated_files): New variable.
22430 (ALL_HOST_OBJS): New variable.
22431 ($(ALL_HOST_OBJS)): New target.
22433 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22435 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22436 (remap_block): Call id->transform_lang_insert_block instead
22438 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22439 Set id.transform_lang_insert_block to NULL.
22440 (clone_body): Move to cp/optimize.c
22441 * tree-inline.h (struct copy_body_data): Change
22442 transform_lang_insert_block to function pointer.
22443 (copy_generic_body, copy_decl_no_change): Export.
22444 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22445 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22446 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22448 * c-tree.h (insert_block): Kill.
22449 * c-decl.c (insert_block): Kill.
22451 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22453 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22454 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22455 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22457 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22458 argument, call {push,pop}_function_context from here.
22459 * c-parser.c: Use c_{push,pop}_function_context.
22461 * function.c (push_function_context_to): Move meat ...
22462 (push_function_context): ... here. Simplify.
22463 * function.c (pop_function_context_from): Move meat ...
22464 (pop_function_context): ... here. Simplify.
22465 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22467 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22468 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22469 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22470 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22472 2008-04-03 Ben Elliston <bje@au.ibm.com>
22474 * expmed.c (extract_force_align_mem_bit_field): Remove.
22476 2008-04-03 Richard Guenther <rguenther@suse.de>
22478 PR middle-end/35800
22479 * expr.h (try_casesi): Adjust prototype.
22480 * expr.c (try_casesi): Take fallback label as extra parameter.
22481 Use that for gen_casesi if default_label is NULL.
22482 * stmt.c (expand_case): Pass fallback label to try_casesi,
22483 make sure to fill gaps with a fallback label if default_label
22486 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22489 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22491 2008-04-03 Ben Elliston <bje@au.ibm.com>
22493 * expmed.c (extract_split_bit_field): Remove if (0) code.
22494 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22495 (do_ds_constraint): Likewise.
22497 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22499 * doc/cppopts.texi (-dU): Document.
22500 * c-common.h (flag_dump_macros): Update comment.
22501 * c-opts.c (handle_OPT_d): Handle -dU.
22502 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22503 dump_queued_macros, cb_used_define, cb_used_undef): New.
22504 (init_pp_output): Handle -dU.
22505 (cb_line_change): Call dump_queued_macros.
22506 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22508 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22510 * config/avr/predicates.md (io_address_operand): New predicate.
22511 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22512 * config/avr/avr.c (avr_io_address_p): Remove function.
22513 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22514 'avr_io_address_p' function.
22515 (out_movhi_r_mr): (Ditto.).
22516 (out_movqi_mr_r): (Ditto.).
22517 (out_movhi_mr_r): (Ditto.).
22518 (avr_address_cost): (Ditto.).
22520 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22522 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22523 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22524 in 32bit mode when XMM registers are available to avoid store
22526 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22527 corresponding post-reload splitters.
22529 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22531 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22532 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22533 __builtin_ia32_roundss.
22534 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22535 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22536 __builtin_ia32_roundss.
22537 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22538 IX86_BUILTIN_SHUFPD here.
22540 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22542 * config/i386/i386.md (plogic): New.
22543 (plogicprefix): Likewise.
22545 * config/i386/mmx.md (mmx_<code><mode>3): New.
22546 (mmx_and<mode>3): Removed.
22547 (mmx_ior<mode>3): Likewise.
22548 (mmx_xor<mode>3): Likewise.
22550 * config/i386/sse.md (<code><mode>3): New.
22551 (*<code><mode>3): Likewise.
22552 (*<code><mode>3): Likewise.
22553 (<code><mode>3): Likewise.
22554 (*sse_<code><mode>3): Likewise.
22555 (*sse2_<code><mode>3): Likewise.
22556 (<code>tf3): Likewise.
22557 (*<code>tf3): Likewise.
22558 (and<mode>3): Likewise.
22559 (*and<mode>3): Likewise.
22560 (ior<mode>3): Removed.
22561 (*ior<mode>3): Likewise.
22562 (xor<mode>3): Likewise.
22563 (*xor<mode>3): Likewise.
22564 (*and<mode>3): Likewise.
22565 (*ior<mode>3): Likewise.
22566 (*xor<mode>3): Likewise.
22567 (and<mode>3): Likewise.
22568 (*sse_and<mode>3): Likewise.
22569 (*sse2_and<mode>3): Likewise.
22570 (andtf3): Likewise.
22571 (*andtf3): Likewise.
22572 (ior<mode>3): Likewise.
22573 (*sse_ior<mode>3): Likewise.
22574 (*sse2_ior<mode>3): Likewise.
22575 (iortf3): Likewise.
22576 (*iortf3): Likewise.
22577 (xor<mode>3): Likewise.
22578 (*sse_xor<mode>3): Likewise.
22579 (*sse2_xor<mode>3): Likewise.
22580 (xortf3): Likewise.
22581 (*xortf3): Likewise.
22583 2008-04-02 Richard Guenther <rguenther@suse.de>
22585 PR tree-optimization/14495
22586 PR tree-optimization/34793
22587 * tree-vrp.c (struct switch_update): New structure.
22588 (to_remove_edges, to_update_switch_stmts): New VECs.
22589 (simplify_switch_using_ranges): New function. Remove not taken
22590 case labels and edges.
22591 (simplify_stmt_using_ranges): Call it.
22592 (identify_jump_threads): Mark edges we have queued for removal
22593 so we don't thread them.
22594 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22596 * tree-cfg.c (group_case_labels): Deal with missing default label.
22597 (tree_verify_flow_info): Allow missing default label.
22598 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22599 (emit_case_nodes): Likewise.
22600 (expand_case): Do not rely on the default label to be present.
22601 * expr.c (try_casesi): Deal with NULL default_label.
22602 (do_tablejump): Likewise.
22604 2008-04-02 Richard Guenther <rguenther@suse.de>
22606 PR tree-optimization/14495
22607 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22608 SWITCH_EXPR here ...
22609 (vrp_visit_switch_stmt): ... but here (new function).
22610 (find_case_label_index): New helper function.
22611 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22613 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22615 * fwprop.c: Fix ISO-C99ism.
22617 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22620 * Makefile.in (objdir): Set it here.
22621 * configure.ac: Not here. Find dynamic linker characteristics.
22622 * exec-tool.in: Use them.
22623 * aclocal.m4: Regenerate.
22624 * configure: Regenerate.
22626 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22628 * expr.c (expand_var): Delete it.
22629 * expr.h (expand_var): Delete prototype.
22630 * function.c (expand_function_start): Use expand_decl instead.
22631 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22634 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22636 PR rtl-optimization/35542
22637 * fwprop.c (forward_propagate_and_simplify): Replace
22638 loc_reg_mentioned_in_p with reg_mentioned_p.
22640 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22642 PR rtl-optimization/35281
22643 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22644 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22645 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22646 (varying_mem_p): Move above propagate_rtx.
22647 (all_uses_available_at): Do not check MEMs.
22649 2008-04-02 Rafael Espíndola <espindola@google.com>
22651 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22652 (register_edge_assert_for_2): Split the cond argument.
22653 (register_edge_assert_for_1): Adjust for the change in
22654 register_edge_assert_for_2.
22655 (register_edge_assert_for): Split the cond argument.
22656 (find_switch_asserts): Adjust for the change in
22657 register_edge_assert_for.
22659 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22661 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22662 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22663 offsets for 64-bit mingw.
22664 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22665 abi for x86_64-pc-mingw.
22667 2008-04-02 Richard Guenther <rguenther@suse.de>
22669 * tree-vrp.c (extract_range_from_assert): Make sure to not
22670 produce range min/max with TREE_OVERFOW set.
22671 If merging a anti-range and a range keep the anti-range if
22672 the range covers all values of the type.
22673 (register_edge_assert_for_2): Only allow sign-changing
22674 conversions in detecting canonical range checks. Also
22675 register an assert for the unsigned name if useful.
22677 PR tree-optimization/35787
22678 * tree-vrp.c (vrp_val_max): New function.
22679 (vrp_val_min): Likewise.
22680 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22681 (vrp_val_is_min): Likewise.
22682 (supports_overflow_infinity): Use vrp_val_{min,max}.
22683 (negative_overflow_infinity): Likewise.
22684 (positive_overflow_infinity): Likewise.
22685 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22686 (is_positive_overflow_infinity): Likewise.
22687 (is_overflow_infinity): Likewise.
22688 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22689 vrp_val_is_{min,max}.
22690 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22691 to ranges if possible. Avoid empty ranges.
22693 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22695 PR middle-end/35705
22696 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22697 the expression is a function address.
22699 2008-04-01 George Helffrich <george@gcc.gnu.org>
22701 PR fortran/35154, fortran/23057
22702 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22703 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22704 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22705 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22707 (dbxout_syms): Check for COMMON-based symbol and wrap in
22708 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22709 in bracket for efficiency.
22711 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22712 using DW_TAG_common_block + member offset.
22713 (add_pubname_string): New function.
22714 (dw_expand_expr): New function to find block name and offset for
22716 (common_check): New function to check whether symbol in Fortran COMMON.
22717 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22719 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22722 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22724 2008-04-02 Ben Elliston <bje@au.ibm.com>
22726 * config/v850/v850.md (casesi): Remove if (0) code.
22727 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22728 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22730 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22732 * config/i386/i386.md (rex64suffix): New mode attribute.
22733 (floathi<mode>2): Disable expander for SSE math.
22734 (*floathi<mode>2_1): New insn insn_and_split pattern.
22735 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22736 corresponding post-reload splitters.
22737 (*floathi<mode>2_i387): New macroized insn pattern.
22738 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22739 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22740 insn_and_split pattern.
22741 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22742 New macroized instruction patterns and corresponding post-reload
22744 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22745 and corresponding post-reload splitters.
22746 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22747 New macroized instruction patterns.
22748 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22749 macroized instruction patterns and corresponding post-reload splitters.
22750 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22751 corresponding post-reload splitters.
22752 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22753 New macroized instruction patterns.
22754 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22755 corresponding post-reload splitters.
22756 (*floatsi<mode>2_i387): New macroized instruction patterns.
22758 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22760 * config/i386/i386.md (smaxmin): New.
22761 (umaxmin): Likewise.
22762 (maxminiprefix): Likewise.
22763 (maxminfprefix): Likewise.
22764 (<code><mode>3): Likewise.
22765 (smin<mode>3): Removed.
22766 (smax<mode>3): Likewise.
22768 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22769 (mmx_<code>v4hi3): Likewise.
22770 (mmx_<code>v8qi3): Likewise.
22771 (mmx_smaxv2sf3): Removed.
22772 (mmx_sminv2sf3): Likewise.
22773 (mmx_umaxv8qi3): Likewise.
22774 (mmx_smaxv4hi3): Likewise.
22775 (mmx_uminv8qi3): Likewise.
22776 (mmx_sminv4hi3): Likewise.
22778 * config/i386/sse.md (<addsub><mode>3): New.
22779 (*<addsub><mode>3): Likewise.
22780 (<sse>_vm<addsub><mode>3): Likewise.
22781 (<maxmin><mode>3): Likewise.
22782 (*<maxmin><mode>3_finite): Likewise.
22783 (*<maxmin><mode>3): Likewise.
22784 (<sse>_vm<maxmin><mode>3): Likewise.
22785 (sse3_h<addsub>v4sf3): Likewise.
22786 (sse3_h<addsub>v2df3): Likewise.
22787 (<maxmin>v16qi3): Likewise.
22788 (*<maxmin>v16qi3): Likewise.
22789 (<maxmin>v8hi3): Likewise.
22790 (*<maxmin>v8hi3): Likewise.
22791 (*sse4_1_<maxmin><mode>3): Likewise.
22792 (*sse4_1_<maxmin><mode>3): Likewise.
22793 (add<mode>3): Removed.
22794 (*add<mode>3): Likewise.
22795 (<sse>_vmadd<mode>3): Likewise.
22796 (sub<mode>3): Likewise.
22797 (*sub<mode>3): Likewise.
22798 (<sse>_vmsub<mode>3): Likewise.
22799 (smin<mode>3): Likewise.
22800 (*smin<mode>3_finite): Likewise.
22801 (*smin<mode>3): Likewise.
22802 (<sse>_vmsmin<mode>3): Likewise.
22803 (smax<mode>3): Likewise.
22804 (*smax<mode>3_finite): Likewise.
22805 (*smax<mode>3): Likewise.
22806 (<sse>_vmsmax<mode>3): Likewise.
22807 (sse3_haddv4sf3): Likewise.
22808 (sse3_haddv2df3): Likewise.
22809 (sse3_hsubv4sf3): Likewise.
22810 (sse3_hsubv2df3): Likewise.
22811 (umaxv16qi3): Likewise.
22812 (*umaxv16qi3): Likewise.
22813 (smaxv8hi3): Likewise.
22814 (*smaxv8hi3): Likewise.
22815 (*sse4_1_smax<mode>3): Likewise.
22816 (*sse4_1_umax<mode>3): Likewise.
22817 (uminv16qi3): Likewise.
22818 (*uminv16qi3): Likewise.
22819 (sminv8hi3): Likewise.
22820 (*sminv8hi3): Likewise.
22821 (*sse4_1_smin<mode>3): Likewise.
22822 (*sse4_1_umin<mode>3): Likewise.
22824 2008-04-01 Rafael Espíndola <espindola@google.com>
22826 * tree-cfg.c (verify_expr): remove in_phi.
22827 (verify_stmt): Don't call walk_tree with verify_expr. Use
22828 is_gimple_min_invariant instead of is_gimple_val.
22830 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22832 * doc/include/gpl_v3.texi: Update for manpage generation.
22833 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22835 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22836 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22837 gpl_v3.texi instead of gpl.texi.
22840 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22843 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22845 2008-04-01 Rafael Espíndola <espindola@google.com>
22847 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22848 (extract_code_and_val_from_cond): Use
22849 extract_code_and_val_from_cond_with_ops.
22851 2008-04-01 Jan Hubicka <jh@suse.cz>
22853 * function.c (free_after_compilation): Free epilogue_delay_list.
22854 (prepare_function_start): Assert that previous compilation was freed.
22856 2008-04-01 Jan Hubicka <jh@suse.cz>
22857 Jim Wilson <wilson@tuliptree.org>
22858 Andreas Tobler <andreast@gcc.gnu.org>
22860 PR middle-end/35781
22861 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22862 rtl.emit instead cfun->emit.
22863 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22864 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22866 2008-04-01 Ben Elliston <bje@au.ibm.com>
22868 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22870 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22872 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22874 (fprofile-use): Add var flag_profile_use
22875 * coverage.c (coverage_begin_output): Do not open a gcno file for
22876 output only if -ftest-coverage is set.
22877 Do not add getpwd() to gcda file path.
22878 (build_gcov_info): Check the new flag
22879 flag_profile_datafile_relative_path.
22880 (coverage_init): Use profile_data_prefix.
22881 Read profile counter only if flag_profile_use is set.
22882 * opts.c (common_handle_option): New option fprofile-use=,
22883 fprofile-dir=, fprofile-generate=.
22884 * toplev.c (profile_data_prefix): New variable definition.
22885 * toplev.h (profile_data_prefix): New declaration.
22886 * doc/invoke.tex (Option Summary, Optimization Options):
22889 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22891 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22892 use tmp consistently.
22895 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22896 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22897 UNSPEC_FR_RECIP_APPROX_RES.
22898 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22900 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22903 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22905 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22907 PR middle-end/30186
22908 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22909 element of the vector via a pointer.
22911 2008-03-31 Ian Lance Taylor <iant@google.com>
22913 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22915 2008-03-31 Jan Hubicka <jh@suse.cz>
22917 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22918 get_arg_pointer_save_area.
22919 * expr.c (init_expr): Just clear out rtl.expr.
22920 * function.c (free_after_compilation): Clear out whole RTL structure.
22921 (get_func_frame_size): Merge into ...
22922 (get_frame_size): ... this one.
22923 (assign_stack_local_1): Merge into ...
22924 (assign_stack_local): ... this one.
22925 (expand_function_end): Update call of get_arg_pointer_save_area.
22926 (get_art_pointer_save_area): Remove cfun argument.
22927 * function.h (emit_status): regno_pointer_align does not need length
22928 attribute. Move x_regno_reg_rtx to ...
22929 (regno_reg_rtx): ... new global array.
22930 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22931 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22932 apply_args_value, forced_labels, stack_pointer_delta):
22934 (struct varasm_status): Move here from varasm.c
22935 (struct rtl_data): New. Move here some fields from struct function.
22936 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22937 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22938 used_temp_slots avail_temp_slots, temp_slot_level,
22939 nonlocal_goto_handler_labels): Update accesstors.
22940 (rtl): New global variable.
22941 (struct function): Move some fileds to rtl_data.
22942 (get_arg_pointer_save_area): Update prototype.
22943 * emit-rtl.c (rtl): Declare.
22944 (regno_reg_rtx): Declare.
22945 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22947 (gen_reg_rtx): Update.
22948 (init_virtual_regs): Do not tate emit_status argument.
22949 (init_emit): Do not allocate emit.
22950 * varasm.c (varasm_statuc): Move to function.h.
22951 (n_deferred_constatns): Update accestor.
22952 (init_varasm_status): Do not allocate varasm_status.
22953 (force_const_mem, get_pool_size, output_constant_pool): Update.
22954 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22955 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22957 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22959 PR rtl-optimization/35729
22960 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22963 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22966 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22967 load/store if memory is unaligned.
22968 (*movti_rex64): Likewise.
22970 * config/i386/predicates.md (misaligned_operand): New.
22972 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22975 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22978 2008-03-31 Jan Beulich <jbeulich@novell.com>
22980 * config/ia64/constraints.md: Add 'j' constraint.
22981 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22982 (movdi_internal): Likewise.
22984 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22987 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22989 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22992 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22993 proper error message for the third argument on blendpd and
22996 * config/i386/sse.md (blendbits): New.
22997 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22999 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23001 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23003 2008-03-30 Richard Guenther <rguenther@suse.de>
23005 PR middle-end/31023
23006 * fold-const.c (fold_sign_changed_comparison): Do leave
23007 conversions to base-types alone.
23009 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23011 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23012 the link register if one altivec register is be saved.
23014 2008-03-30 Ben Elliston <bje@au.ibm.com>
23016 * final.c (final_scan_insn): Remove if (0) code.
23018 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23020 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23022 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23024 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23025 of V4SFmode to ix86_binary_operator_ok.
23027 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23029 * config/i386/i386.c (override_options): Initialize
23030 ix86_veclib_handler to ix86_veclibabi_svml when
23031 -mveclibabi=svml is used.
23032 (ix86_veclibabi_svml): New function for SVML ABI style
23033 vectorization support.
23034 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23036 2008-03-28 Rafael Espíndola <espindola@google.com>
23038 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23039 (tree_binary_nonnegative_warnv_p): Make it public.
23040 (tree_single_nonnegative_warnv_p): Make it public.
23041 (tree_invalid_nonnegative_warnv_p): Make it public.
23042 (tree_unary_nonzero_warnv_p): Make it public.
23043 (tree_binary_nonzero_warnv_p): Make it public
23044 (tree_single_nonzero_warnv_p): Make it public.
23045 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23046 (extract_range_from_binary_expr): Split the expr argument.
23047 (extract_range_from_unary_expr): Split the expr argument.
23048 (extract_range_from_comparison): Split the expr argument.
23049 (extract_range_from_expr): Use the new aux functions.
23050 (vrp_evaluate_conditional_warnv): Use
23051 vrp_evaluate_conditional_warnv_with_ops.
23052 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23053 (tree_binary_nonzero_warnv_p): Declare.
23054 (tree_single_nonzero_warnv_p): Declare.
23055 (tree_expr_nonzero_warnv_p): Declare.
23056 (tree_unary_nonnegative_warnv_p): Declare.
23057 (tree_binary_nonnegative_warnv_p): Declare.
23058 (tree_single_nonnegative_warnv_p): Declare.
23059 (tree_invalid_nonnegative_warnv_p): Declare.
23061 2008-03-28 Richard Guenther <rguenther@suse.de>
23063 PR tree-optimization/30317
23064 PR tree-optimization/30911
23065 PR tree-optimization/34793
23066 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23067 (struct assert_locus_d): New member EXPR.
23068 (register_new_assert_for): Add EXPR parameter to support
23069 ASSERT_EXPR <name, expr OP limit>.
23070 (register_edge_assert_for_1): Adjust callers.
23071 (find_assert_locations): Likewise.
23072 (process_assert_insertions_for): Build condition from expression.
23073 (extract_range_from_assert): Handle ASSERT_EXPRs
23074 of the form ASSERT_EXPR <name, expr OP limit>.
23075 (register_edge_assert_for_2): New helper registering
23076 asserts for comparisons. Recognize range tests of the form
23077 (unsigned)i - CST1 OP CST2.
23078 (register_edge_assert_for_1): Use it.
23079 (register_edge_assert_for): Likewise.
23080 (needs_overflow_infinity): Integer sub-types
23081 do not need overflow infinities.
23082 (vrp_val_is_max): The extreme values of integer sub-types
23083 are those of the base type.
23084 (vrp_val_is_min): Likewise.
23085 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23088 2008-03-28 Nick Clifton <nickc@redhat.com>
23091 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23092 Return GENERAL_REGS for stack adjustment reloads.
23094 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23097 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23098 const_vector when all the vectors are constant.
23100 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23102 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23104 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23105 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23107 (s<code>_sf): Use new scc_sf attribute for opcode names.
23109 2008-03-27 Tom Tromey <tromey@redhat.com>
23111 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23112 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23113 config/spu/t-spu-elf, config/i386/t-interix,
23114 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23115 config/i386/x-darwin, config/i386/x-mingw32,
23116 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23117 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23118 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23119 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23120 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23121 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23122 config/score/t-score-elf, config/arm/t-strongarm-pe,
23123 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23124 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23125 Revert automatic dependency patch.
23127 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23130 * config/i386/i386.c (ix86_function_arg_boundary): Align
23131 decimal floating point to its natural boundary.
23133 2008-03-27 Richard Guenther <rguenther@suse.de>
23135 PR middle-end/35716
23136 * fold-const.c (fold_comparison): Restrict distinct decl
23137 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23138 solely rely on operand_equal_p.
23140 2008-03-27 Richard Guenther <rguenther@suse.de>
23143 * c-common.c (handle_weak_attribute): Reject combination of
23146 2008-03-27 Richard Guenther <rguenther@suse.de>
23148 PR tree-optimization/32810
23149 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23150 conversions from DECL_INITIAL.
23151 (fold_const_aggregate_ref): Likewise from constructor elements.
23153 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23155 * tree-affine.h (aff_combination_expand): Declare.
23156 (get_inner_reference_aff): Likewise.
23157 * tree-affine.c (aff_combination_expand): Split out from
23158 tree_to_aff_combination_expand.
23159 (get_inner_reference_aff): New function.
23160 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23161 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23162 (struct lim_aux_data): sm_done field removed.
23163 (mem_ref_loc_p, mem_ref_locs_p): New types.
23164 (struct mem_ref): Added id, stored, accesses_in_loop,
23165 indep_loop, dep_loop, indep_ref, dep_ref fields.
23166 Removed is_stored, locs and next fields.
23167 (memory_accesses): New variable.
23168 (movement_possibility): Do not allow moving statements
23169 that store to memory.
23170 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23172 (determine_max_movement): For statements with memory references,
23173 find the outermost loop in that the reference is independent.
23174 (move_computations_stmt): Mark the virtual operands for renaming.
23175 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23176 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23177 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23178 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23179 create_vop_ref_mapping, analyze_memory_references,
23180 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23181 get_all_locs_in_loop, ref_always_accessed_p,
23182 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23183 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23184 store_motion_loop, store_motion): New functions.
23185 (struct vop_to_refs_elt): New type.
23186 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23187 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23188 (schedule_sm): Replaced by...
23189 (execute_sm): ... this.
23190 (determine_lsm_ref, hoist_memory_references,
23191 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23192 find_more_ref_vops, free_mem_ref, free_mem_refs,
23193 determine_lsm_loop, determine_lsm): Removed.
23194 (tree_ssa_lim_finalize): Free data structures used by store motion.
23195 (tree_ssa_lim): Call analyze_memory_references. Use
23196 store_motion instead of determine_lsm.
23198 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23200 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23201 rename tmake_file to m68hc11/t-m68hc11.
23202 (mcore): Set inhibit_libc to true.
23203 * config.host (alpha*-dec-*vms*): Set extra_programs.
23204 (interix3*): Don't use host_xmake_file.
23205 * configure.ac: Let config.gcc override inhibit_libc.
23206 * configure: Regenerate.
23208 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23209 * config/t-openbsd-thread: Remove commented out lines.
23211 * config/x-interix: Remove.
23213 * config/m68hc11/t-m68hc11-gas: Rename to...
23214 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23216 * config/mcore/t-mcore: Remove T_CFLAGS.
23217 * config/mcore/t-mcore-pe: Likewise.
23219 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23221 * configure.ac: Replace custom __GNU_SOURCE test with
23222 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23223 * aclocal.m4: Regenerate.
23224 * configure: Regenerate.
23225 * config.in: Regenerate.
23227 2008-03-27 Richard Guenther <rguenther@suse.de>
23229 * fold-const.c (target.h): Include.
23230 (fold_comparison): Fold comparison of addresses of decls
23231 that bind locally or of constants. Consolidate address folding code.
23232 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23233 results from fold_binary_to_constant.
23234 (compare_values_warnv): Likewise.
23236 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23238 PR middle-end/35429
23239 * fold-const.c (fold_truthop): Check for integeral types when folding
23240 a == 0 && b == 0 and a != 0 || b != 0 .
23242 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23244 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23246 2008-03-26 Andreas Schwab <schwab@suse.de>
23248 * doc/invoke.texi: Fix use of @item vs. @itemx.
23250 2008-03-26 Tom Tromey <tromey@redhat.com>
23252 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23253 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23254 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23255 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23256 build/genconstants.o, build/genemit.o, build/genextract.o,
23257 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23258 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23261 2008-03-26 Richard Guenther <rguenther@suse.de>
23264 2008-03-26 Richard Guenther <rguenther@suse.de>
23266 * fold-const.c (target.h): Include.
23267 (fold_comparison): Fold comparison of addresses of two decls
23268 that bind locally. Consolidate address folding code.
23270 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23272 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23273 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23274 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23275 dconstsqrt2, dconstthird, dconste and/or dconst10.
23276 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23277 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23278 dconstsqrt2, dconste): Delete.
23279 (init_emit_once): Likewise. Simplify initializing dconstm1.
23281 * real.c (get_real_const): New.
23282 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23283 dconstsqrt2, dconste): Delete.
23284 (real_value_const, get_real_const): New.
23286 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23288 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23290 * config/i386/i386.c (ix86_function_arg_boundary): Check
23291 BIGGEST_ALIGNMENT instead of 128.
23292 (setup_incoming_varargs_64): Likewise.
23294 2008-03-26 Tom Tromey <tromey@redhat.com>
23296 * Makefile.in (DEPFILES): Add missing '/'.
23298 2008-03-26 Richard Guenther <rguenther@suse.de>
23300 * fold-const.c (target.h): Include.
23301 (fold_comparison): Fold comparison of addresses of two decls
23302 that bind locally. Consolidate address folding code.
23304 2008-03-26 Nick Clifton <nickc@redhat.com>
23307 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23308 not allow INT+INT as a legitimate addressing mode.
23310 2008-03-26 Richard Guenther <rguenther@suse.de>
23312 * tree-flow.h (widen_bitfield): Remove declaration.
23313 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23314 (widen_bitfield): Remove function.
23315 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23318 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23321 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23324 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23326 PR rtl-optimization/35232
23327 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23328 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23329 reg_reloaded_call_part_clobbered here.
23330 (reload_regs_reach_end_p): New function.
23331 (reload_reg_rtx_for_input): New variable.
23332 (reload_reg_rtx_for_output): Likewise.
23333 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23334 when reassigning a pseudo register. Load reloadreg from
23335 reload_reg_rtx_for_input, moving the mode and register
23337 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23338 instead of the original when deciding whether an input reload
23339 would be a no-op or whether an output reload can be deleted.
23340 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23341 when setting up new_spill_reg_store. Load it from
23342 reload_reg_rtx_for_output, moving the mode and register
23344 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23345 instead of the original when deciding whether an output reload
23346 would be a no-op. Do the same when modifying insn notes.
23347 Use rtx_equal_p instead of == to compare the registers.
23348 (inherit_piecemeal_p): Take a mode and two register numbers
23350 (emit_reload_insns): Clear new_spill_reg_store for every hard
23351 register in the reload register. Remove spill registers
23352 from reg_reloaded_valid before considering whether to record
23353 inheritance information for them. Use reload_reg_rtx_for_output
23354 instead of reg_rtx when recording output reloads. Use
23355 reload_reg_rtx_for_input instead of reg_rtx when recording
23356 input reloads. Set or clear reg_reloaded_call_part_clobbered
23357 at the same time as setting reg_reloaded_valid.
23358 (delete_output_reload): Add a new_reload_reg parameter and use it
23359 instead of rld[j].reg_rtx.
23360 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23363 2008-03-25 Tom Tromey <tromey@redhat.com>
23365 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23366 (build/genattr.o): Likewise.
23367 (build/genattrtab.o): Likewise.
23368 (build/gencodes.o): Likewise.
23369 (build/genconfig.o): Likewise.
23370 (build/genconstants.o): Likewise.
23371 (build/genemit.o): Likewise.
23372 (build/genextract.o): Likewise.
23373 (build/genflags.o): Likewise.
23375 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23377 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23378 instead of size_int for integer types.
23379 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23380 to match type of MINUS_EXPR.
23382 2008-03-25 Tom Tromey <tromey@redhat.com>
23384 * configure: Rebuilt.
23385 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23388 2008-03-25 Tom Tromey <tromey@redhat.com>
23390 * config/x-solaris (host-solaris.o): Update.
23391 * config/x-linux (host-linux.o): Update.
23392 * config/x-hpux (host-hpux.o): Update.
23393 * config/x-darwin (host-darwin.o): Update.
23394 * config/v850/t-v850e (v850-c.o): Update.
23395 * config/v850/t-v850 (v850-c.o): Update.
23396 * config/t-vxworks (vxworks.o): Update.
23397 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23398 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23399 * config/spu/t-spu-elf (spu-c.o): Update.
23401 * config/sh/t-symbian (sh-c.o): Update.
23402 (symbian.o): Update.
23403 * config/sh/t-sh (sh-c.o): Update.
23404 * config/score/t-score-elf (score7.o, score3.o): Update.
23405 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23406 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23407 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23408 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23409 (rs6000.o): Remove.
23410 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23411 * config/m32c/t-m32c (m32c-pragma.o): Update.
23412 * config/ia64/t-ia64 (ia64-c.o): Update.
23413 * config/i386/x-mingw32 (host-mingw32.o): Update.
23414 * config/i386/x-i386 (driver-i386.o): Update.
23415 * config/i386/x-darwin (host-i386-darwin.o): Update.
23416 * config/i386/x-cygwin (host-cygwin.o): Update.
23417 * config/i386/t-nwld (nwld.o): Update.
23418 * config/i386/t-netware (netware.o): Update.
23419 * config/i386/t-interix (winnt.o): Update.
23420 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23421 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23422 msformat-c.o): Update.
23423 * config/bfin/t-bfin-linux (generated_files): Add
23424 linux-sysroot-suffix.h.
23425 * config/arm/t-wince-pe (pe.o): Update.
23426 * config/arm/t-strongarm-pe (pe.o): Update.
23427 * config/arm/t-pe (pe.o): Update.
23428 * config/arm/t-arm (arm-c.o): Update.
23429 * doc/install.texi (Prerequisites): Require make 3.80.
23430 * Makefile.in: Remove .o targets.
23431 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23432 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23433 (simple_generated_h, simple_generated_c): Move earlier.
23434 (generated_files): New variable.
23435 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23436 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23437 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23438 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23439 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23440 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23441 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23442 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23443 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23444 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23445 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23446 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23448 (COMPILE.base, COMPILE): New variables.
23449 (%.o): New pattern rule.
23450 (ALL_HOST_OBJS): New variable.
23451 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23452 (dummy-checksum.o, cc1-checksum.o): Remove.
23453 (DRIVER_SHLIB): New variable.
23454 (DRIVER_DEFINES): Use it.
23455 (gencondmd.c): Move out of build/.
23456 (s-conditions): Update.
23457 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23458 (ALL_BUILD_OBJS): Likewise.
23459 (build/%.o): Use BUILDCOMPILE.
23460 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23461 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23462 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23463 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23464 build/genconfig.o, build/genconstants.o, build/genemit.o,
23465 build/genextract.o, build/genflags.o, build/genmddeps.o,
23466 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23467 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23468 build/gen-protos.o, build/scan.o, build/fix-header.o,
23469 build/scan-decls.o): Simplify.
23470 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23471 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23472 prefix.o, toplev.o): Reduce to variable setting.
23473 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23474 ($(out_object_file), gcc-options.o): New targets.
23475 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23476 * configure: Rebuilt.
23477 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23478 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23480 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23482 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23483 complain when we hit an error, return ERROR_MARK_NODE.
23485 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23487 * config/sh/constraints.md (Pso, Psz): New constraints.
23488 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23489 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23491 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23493 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23494 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23496 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23498 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23499 (prefetch_sh2a): New.
23501 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23502 Naveen.H.S <naveen.hs@kpitcummins.com>
23504 * config/sh/constraints.md (I28): New constraint.
23505 * config/sh/sh.c (broken_move): Add support for movi20s.
23506 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23508 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23509 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23510 Naveen.H.S <naveen.hs@kpitcummins.com>
23512 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23513 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23514 (print_operand): Handle resbank in %@ operand code.
23515 (sh_encode_section_info): New.
23516 (push_regs): Add conditions for resbank.
23517 (sh_expand_epilogue): Likewise.
23518 (sh_insert_attributes): Likewise.
23519 (sh_attribute_table): Likewise.
23520 (sh_handle_resbank_handler_attribute): New.
23521 (sh2a_handle_function_vector_handler_attribute): New.
23522 (sh2a_is_function_vector_call): New.
23523 (sh2a_get_function_vector_number): New.
23524 (sh2a_function_vector_p): New.
23525 (sh_cfun_resbank_handler_p): New.
23526 * config/sh/sh.md (calli): Emit jsr/n if possible.
23527 (calli_tbr_rel): New.
23528 (calli_pcrel): Emit jsr/n if possible.
23529 (return_i): Emit rts/n if possible.
23530 (call_valuei_tbr_rel): New.
23531 (call_valuei_pcrel): Add condition for SH2A target.
23532 (call_value): Likewise.
23533 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23534 (sh2a_get_function_vector_number): Likewise.
23535 (sh2a_is_function_vector_call): Likewise.
23536 * doc/extend.texi: Document TBR relative addressing of SH2A.
23537 (resbank): Add description for SH2A.
23539 2008-03-24 Richard Guenther <rguenther@suse.de>
23542 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23543 pointer assignments change conversions according to middle-end rules.
23544 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23545 * configure.ac: Include type checking in yes.
23546 * configure: Regenerate.
23548 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23550 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23551 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23553 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23555 * gthr-vxworks.h (UNUSED): Define.
23557 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23559 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23561 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23563 * doc/extend.texi (Function Attributes): Add missing comma in the
23564 example of the "alloc_size" attribute.
23566 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23569 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23571 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23574 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23577 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23578 of the underlying type of a MS bitfield layout to the natural
23579 alignment of the type.
23581 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23583 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23584 to their natural alignment to avoid store forwarding stalls.
23586 2008-03-22 Richard Guenther <rguenther@suse.de>
23588 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23589 For PHI nodes verify the address is invariant.
23590 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23591 (get_symbol_constant_value): Use is_gimple_min_invariant.
23592 (maybe_fold_stmt_indirect): Likewise.
23594 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23596 PR rtl-optimization/33927
23597 * Makefile.in (dse.o): Depend on $(TM_P_H).
23598 * expr.h (extract_low_bits): Declare.
23599 * expmed.c (extract_low_bits): New function.
23600 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23601 * dse.c: Include tm_p.h.
23602 (find_shift_sequence): Remove the read_reg argument and return the
23603 read value. Emit the instructions instead of returning them.
23604 Iterate on new_mode rather than calculating it each time.
23605 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23606 source to NEW_MODE and extract_low_bits to convert the shifted
23607 value to READ_MODE.
23608 (replace_read): Allow the load and store to have different mode
23609 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23610 or extraction instructions before trying the replacement. Update
23611 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23613 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23615 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23616 to their natural alignment to avoid store forwarding stalls.
23618 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23621 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23622 encouraging but not allowing gprs for input;
23623 change the input constraint to !f#r.
23624 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23626 change the output constraint to !f#r.
23628 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23631 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23632 corresponding post-reload splitters.
23633 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23634 when x87 FP math is selected.
23635 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23636 New function prototype.
23637 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23638 unreachable function to ease macroization of insn patterns.
23640 2008-03-21 Martin Jambor <mjambor@suse.cz>
23642 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23643 reference dumps if ddr is NULL or dependence is unknown.
23645 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23647 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23648 unsigned extension into account.
23649 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23650 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23651 Do computations on a scratch register.
23653 2008-03-21 Richard Guenther <rguenther@suse.de>
23655 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23656 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23657 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23658 * tree-ssa-dom.c (record_equality): Likewise.
23659 * tree-inline.c (copy_body_r): Likewise.
23660 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23663 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23665 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23666 as 'delete_unused' argument.
23668 2008-03-20 Richard Guenther <rguenther@suse.de>
23670 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23671 special casing of constant qualifiers.
23672 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23673 care about them in general.
23674 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23675 regardless of their type.
23676 (fold_stmt_r): Forcefully fold *& if we end up with that.
23678 2008-03-20 Paul Brook <paul@codesourcery.com>
23680 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23681 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23683 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23685 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23686 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23688 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23690 * common.opt (Wmudflap): New option.
23691 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23692 (mx_register_decls): Likewise.
23693 (mudflap_finish_file): Likewise.
23694 * doc/invoke.texi: Document -Wno-mudflap.
23696 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23698 * c-format.c (replace_format_name_to_system_name): New.
23699 (cmp_attribs): New.
23700 (convert_format_name_to_system_name): New.
23701 (decode_format_attr): Add use of convert_format_name_to_system_name.
23702 (format_types_orig): Add gnu_ prefix to names.
23703 (check_format_info_main): Special treating of \0 escaped names for
23704 supporting multi-character format specifiers as I32, I64.
23705 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23706 (gnu_target_overrides_format_attributes): New.
23707 * c-format.h: Add structure target_ovr_attr to hold
23708 system specific formatter names.
23709 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23710 msformat-c.o file to c_target_objs and cxx_target_objs.
23711 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23712 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23713 (TARGET_N_FORMAT_TYPES): New.
23714 * config/i386/msformat-c.c: New.
23715 * config/i386/t-cygming: Add build rule for msformat-c.o.
23716 * doc/extend.texi: Add new format names gnu_* and ms_* and
23718 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23720 2008-03-20 Ira Rosen <irar@il.ibm.com>
23722 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23723 optimizations turned on under -O3.
23724 (ftree-vectorize): Add that the flag is turned on with -O3.
23726 2008-03-20 Ben Elliston <bje@au.ibm.com>
23728 * regmove.c (try_auto_increment): Fix spelling error in comment.
23729 * final.c (final_scan_insn): Likewise.
23731 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23734 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23735 allocator preferences for "y" and "r" class registers.
23736 ("*mov<mode>_internal"): Ditto.
23737 ("*movv2sf_internal_rex64"): Ditto.
23738 ("*movv2sf_internal"): Ditto.
23740 2008-03-19 Michael Matz <matz@suse.de>
23742 PR middle-end/35616
23743 * calls.c (expand_call): Check overlap of arguments with call
23744 address for sibcalls.
23746 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23749 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23750 of the underlying type of a MS bitfield layout to the natural
23751 alignment of the type.
23753 2008-03-19 Jan Hubicka <jh@suse.cz>
23756 * toplev.c (decode_d_option): Handle all CPP flags.
23757 * tree-vrp.c: Update tree_pass descriptors.
23758 * regrename.c: Update tree_pass descriptors.
23759 * fwprop.c: Update tree_pass descriptors.
23760 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23761 * tree-into-ssa.c: Update tree_pass descriptors.
23762 * tree-dump.c: Update tree_pass descriptors.
23763 * tree-complex.c: Update tree_pass descriptors.
23764 * tree-dump.h: Update tree_pass descriptors.
23765 * see.c: Update tree_pass descriptors.
23766 * cgraphbuild.c: Update tree_pass descriptors.
23767 * tracer.c: Update tree_pass descriptors.
23768 * tree-loop-distribution.c: Update tree_pass descriptors.
23769 * cgraph.c: Update tree_pass descriptors.
23770 * postreload-gcse.c: Update tree_pass descriptors.
23771 * postreload.c: Update tree_pass descriptors.
23772 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23773 * tree-tailcall.c: Update tree_pass descriptors.
23774 * tree-pass.h (tree_opt_pass): Rename to ...
23775 (opt_pass) ... this one; add "type" field and remove letter field.
23776 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23777 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23778 all_lowering_passes): Update declaration.
23779 * ipa-cp.c: Update tree_pass descriptors.
23780 * final.c: Update tree_pass descriptors.
23781 * omp-low.c: Update tree_pass descriptors.
23782 * tree-ssa-dse.c: Update tree_pass descriptors.
23783 * ipa-reference.c: Update tree_pass descriptors.
23784 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23785 * auto-inc-dec.c: Update tree_pass descriptors.
23786 * reorg.c: Update tree_pass descriptors.
23787 * cgraphunit.c: Update tree_pass descriptors.
23788 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23789 * tree-ssa-ccp.c: Update tree_pass descriptors.
23790 * df-core.c: Update tree_pass descriptors.
23791 * mode-switching.c: Update tree_pass descriptors.
23792 * tree-nomudflap.c: Update tree_pass descriptors.
23793 * modulo-sched.c: Update tree_pass descriptors.
23794 * ipa-pure-const.c: Update tree_pass descriptors.
23795 * cse.c: Update tree_pass descriptors.
23796 * web.c: Update tree_pass descriptors.
23797 * tree-stdarg.c: Update tree_pass descriptors.
23798 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23799 * tree-ssa-dom.c: Update tree_pass descriptors.
23800 * tree-nrv.c: Update tree_pass descriptors.
23801 * tree-ssa-alias.c: Update tree_pass descriptors.
23802 * loop-init.c: Update tree_pass descriptors.
23803 * gimple-low.c: Update tree_pass descriptors.
23804 * ipa-inline.c: Update tree_pass descriptors.
23805 * tree-ssa-sink.c: Update tree_pass descriptors.
23806 * global.c: Update tree_pass descriptors.
23807 * ifcvt.c: Update tree_pass descriptors.
23808 * jump.c: Update tree_pass descriptors.
23809 * predict.c: Update tree_pass descriptors.
23810 * tree-ssa-loop.c: Update tree_pass descriptors.
23811 * recog.c: Update tree_pass descriptors.
23812 * dse.c: Update tree_pass descriptors.
23813 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23814 * tree-eh.c: Update tree_pass descriptors.
23815 * regmove.c: Update tree_pass descriptors.
23817 * function.c: Update tree_pass descriptors.
23818 * tree-vectorizer.c: Update tree_pass descriptors.
23819 * gcse.c: Update tree_pass descriptors.
23820 * ipa-type-escape.c: Update tree_pass descriptors.
23821 * tree-if-conv.c: Update tree_pass descriptors.
23822 * init-regs.c: Update tree_pass descriptors.
23823 * ipa.c: Update tree_pass descriptors.
23824 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23825 * rtl-factoring.c: Update tree_pass descriptors.
23826 * lower-subreg.c: Update tree_pass descriptors.
23827 * bt-load.c: Update tree_pass descriptors.
23828 * tree-dfa.c: Update tree_pass descriptors.
23829 * except.c: Update tree_pass descriptors.
23830 * emit-rtl.c: Update tree_pass descriptors.
23831 * cfgexpand.c: Update tree_pass descriptors.
23832 * tree-cfgcleanup.c: Update tree_pass descriptors.
23833 * cfgcleanup.c: Update tree_pass descriptors.
23834 * tree-ssa-pre.c: Update tree_pass descriptors.
23835 * tree-sra.c: Update tree_pass descriptors.
23836 * tree-mudflap.c: Update tree_pass descriptors.
23837 * tree-ssa-copy.c: Update tree_pass descriptors.
23838 * cfglayout.c: Update tree_pass descriptors.
23839 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23840 * tree-ssa-dce.c: Update tree_pass descriptors.
23841 * tree-ssa.c: Update tree_pass descriptors.
23842 * regclass.c: Update tree_pass descriptors.
23843 * integrate.c: Update tree_pass descriptors.
23844 * tree-optimize.c: Update tree_pass descriptors.
23845 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23846 * tree-object-size.c: Update tree_pass descriptors.
23847 * combine.c: Update tree_pass descriptors.
23848 * tree-outof-ssa.c: Update tree_pass descriptors.
23849 * bb-reorder.c: Update tree_pass descriptors.
23850 * stack-ptr-mod.c: Update tree_pass descriptors.
23851 * var-tracking.c: Update tree_pass descriptors.
23852 * tree-profile.c: Update tree_pass descriptors.
23853 * tree-vect-generic.c: Update tree_pass descriptors.
23854 * reg-stack.c: Update tree_pass descriptors.
23855 * sched-rgn.c: Update tree_pass descriptors.
23856 * tree-ssa-structalias.c: Update tree_pass descriptors.
23857 * tree-cfg.c: Update tree_pass descriptors.
23858 * passes.c (current_pass): Update declaration.
23859 (finish_optimization_passes): Update.
23860 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23861 (register_one_dump_file, register_dump_files_1, next_pass_1):
23863 (init_optimization_passes): Update handling of new types.
23864 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23865 * ipa-struct-reorg.c: Update tree_pass descriptors.
23866 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23867 * combine-stack-adj.c: Update tree_pass descriptors.
23868 * cfgrtl.c: Update tree_pass descriptors.
23869 * dce.c: Update tree_pass descriptors.
23870 * tree-ssanames.c: Update tree_pass descriptors.
23872 2008-03-19 Richard Guenther <rguenther@suse.de>
23874 PR middle-end/35609
23875 * tree-ssa.c (walk_data): New structure.
23876 (warn_uninitialized_var): If not always_executed warn with "maybe"
23878 (execute_early_warn_uninitialized): Compute post-dominators.
23879 Initialize always_executed before processing each basic block.
23881 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23884 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23885 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23887 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23889 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23891 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23893 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23895 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23896 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23897 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23898 target after ignore has been set, and move there also the commputation
23899 of subtarget and original_target.
23900 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23901 (LANG_HOOKS_INITIALIZER): Remove it.
23902 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23904 2008-03-18 Richard Guenther <rguenther@suse.de>
23906 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23907 found an expression with constants, note that in the VN for the lhs.
23908 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23909 fold them to constants if possible. Run cleanup_cfg if done so.
23910 (execute_pre): Return todo.
23911 (do_pre): Likewise.
23912 (execute_fre): Likewise.
23913 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23915 (get_prop_source_stmt): Look through pointer conversions.
23917 2008-03-18 Jan Hubicka <jh@suse.cz>
23919 * tree-pretty-print.c: Include predict.h.
23920 (dump_generic_node): Dump predictor.
23921 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23922 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23923 * gimple-low.c (lower_stmt): Likewise.
23924 * expr.c (expand_expr_real): Likewise.
23925 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23927 (build_predict_expr, build_predict_expr): New.
23928 * predict.h (predictor_name, build_predict_expr): Update.
23929 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23930 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23931 * predict.def (PRED_CONTINUE): Update hitrate.
23932 * tree.def (PREDICT_EXPR): Define.
23933 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23934 do not handle BIND_EXPR.
23935 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23936 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23937 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23940 2008-03-18 Michael Matz <matz@suse.de>
23942 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23944 2008-03-18 Richard Guenther <rguenther@suse.de>
23946 * tree-gimple.h (is_gimple_invariant_address): Declare.
23947 (is_gimple_constant): Likewise.
23948 * tree-gimple.c (is_gimple_constant): New function.
23949 (is_gimple_invariant_address): Likewise.
23950 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23951 and is_gimple_invariant_address.
23952 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23954 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23955 an addressable base.
23957 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23959 PR middle-end/35611
23960 * gimplify.c (gimplify_expr): Gimplify second operand of
23963 2008-03-17 Richard Guenther <rguenther@suse.de>
23965 PR tree-optimization/19637
23966 * fold-const.c (fold_unary): Remove restrictions of removing
23967 intermediate pointer-conversions (P2)(P1)P0.
23968 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23969 conversion to void pointer.
23970 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23972 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23975 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23976 emulated thread local variables.
23978 2008-03-16 Richard Guenther <rguenther@suse.de>
23980 PR middle-end/35607
23981 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23982 expand TREE_INVARIANT operations that are not gimple invariant.
23984 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23986 * doc/extend.texi (Alignment): Say that the ABI controls
23987 the __alignof__ for non-strict-alignment targets rather
23988 than being a recommendation.
23990 2008-03-15 Paul Brook <paul@codesourcery.com>
23992 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23994 (arm_output_fn_unwind): Mark functions that can not be unwound.
23996 2008-03-15 Paul Brook <paul@codesourcery.com>
23998 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23999 extension instructions.
24001 2008-03-15 Richard Guenther <rguenther@suse.de>
24003 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24004 and fold constant aggregate refs.
24005 (fold_const_aggregate_ref): Handle string constants
24006 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24007 (evaluate_stmt): Simplify now that ccp_fold folds constant
24010 2008-03-15 Paul Brook <paul@codesourcery.com>
24012 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24013 (extzv): Use gen_extzv_t2.
24014 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24016 2008-03-15 Richard Guenther <rguenther@suse.de>
24018 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24019 (fold_const_aggregate_ref): Likewise.
24020 (get_value): Return NULL if we don't have any values.
24021 (ccp_finalize): Set const_val to NULL after freeing it.
24022 * tree-flow.h (get_symbol_constant_value): Declare.
24023 (fold_const_aggregate_ref): Likewise.
24024 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24026 2008-03-15 Richard Guenther <rguenther@suse.de>
24028 PR middle-end/35593
24029 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24030 to not produce negative array indices if not allowed. Add
24031 parameter to indicate that.
24032 (maybe_fold_offset_to_component_ref): Allow negative array
24033 indices only for the first member of a structure.
24034 (maybe_fold_offset_to_reference): Allow negative array indices.
24035 (maybe_fold_stmt_addition): Likewise.
24037 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24038 Anatoly Sokolov <aesok@post.ru>
24040 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24041 (avr_arch): Add ARCH_AVR6.
24042 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24043 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24044 instead of fixed value 2.
24045 (print_operand_address): Use gs() asm specifier instead of pm().
24046 (avr_assemble_integer): (Ditto.).
24047 (avr_output_addr_vec_elt): (Ditto.).
24048 (print_operand): Handle "!" code.
24049 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24050 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24051 (AVR_HAVE_EIJMP_EICALL): Define.
24052 (AVR_3_BYTE_PC): Redefine.
24053 (AVR_2_BYTE_PC): (Ditto.).
24054 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24055 (LINK_SPEC): Add atmega2560 and atmega2561.
24056 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24058 * config/avr/avr.md (call_insn): Use eicall instead of icall
24059 for 3 byte PC devices.
24060 (call_value_insn): (Ditto.).
24061 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24062 (indirect_jump): Use only for for 2 byte PC devices.
24063 (*tablejump): (Ditto.).
24064 (*indirect_jump_avr6): Add insn.
24065 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24066 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24067 instead of ijmp for 3 byte PC devices.
24068 (__tablejump2__): (Ditto.).
24069 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24070 (MULITLIB_DIRNAMES): (Ditto.).
24071 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24073 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24075 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24076 "sse2_umulsidi3". Use V1DI mode for operand 0.
24077 ("mmx_psadbw"): Use V1DI mode for operand 0.
24078 * config/i386/i386-modes.def (V1SI): New vector mode.
24079 * config/i386/i386.c (struct builtin_description)
24080 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24081 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24082 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24083 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24084 v1di_ftype_v8qi_v8qi type.
24085 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24087 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24088 __builtin_ia32_pmuludq]: Fix the mode of return value.
24090 2008-03-15 Richard Guenther <rguenther@suse.de>
24092 PR middle-end/35595
24093 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24096 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24098 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24099 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24100 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24101 unless TARGET_SERIALIZE_VOLATILE is enabled.
24102 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24103 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24104 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24106 2008-03-14 Richard Guenther <rguenther@suse.de>
24108 PR tree-optimization/34172
24109 * tree-flow.h (refs_may_alias_p): Declare.
24110 (get_single_def_stmt): Likewise.
24111 (get_single_def_stmt_from_phi): Likewise.
24112 (get_single_def_stmt_with_phi): Likewise.
24113 * tree-dfa.c (refs_may_alias_p): New function.
24114 (get_single_def_stmt): Likewise.
24115 (get_single_def_stmt_from_phi): Likewise.
24116 (get_single_def_stmt_with_phi): Likewise.
24117 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24118 (vn_reference_lookup_1): New helper function.
24119 (vn_reference_lookup): Walk the virtual use-def chain to
24120 continue searching for a match if the def does not alias the
24121 reference we are looking for.
24123 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24125 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24126 archive and Perzl. Update The Written Word listing.
24128 2008-03-14 Richard Guenther <rguenther@suse.de>
24130 PR tree-optimization/34043
24131 PR tree-optimization/33989
24132 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24134 (bitmap_find_leader): Use extra argument to verify dominance
24135 relationship inside a basic-block.
24136 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24137 (find_leader_in_sets): Adjust.
24138 (create_component_ref_by_pieces): Take extra argument for
24139 dominance check, handle lookup failures.
24140 (find_or_generate_expression): Likewise.
24141 (create_expression_by_pieces): Likewise.
24142 (insert_into_preds_of_block): Adjust.
24143 (create_value_expr_from): If asked for, verify all operands
24144 are in the blocks AVAIL_OUT set.
24145 (make_values_for_stmt): Check for SSA_NAMEs that are life
24146 over an abnormal edge.
24147 (compute_avail): Remove such check.
24148 (do_SCCVN_insertion): New function.
24149 (eliminate): If we do not find a leader suitable for replacement
24150 insert a replacement expression from SCCVN if available.
24151 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24152 (struct vn_ssa_aux): Add needs_insertion flag.
24153 * tree-ssa-sccvn.c (may_insert): New global flag.
24154 (copy_reference_ops_from_ref): Value-number union member access
24155 based on its size, not type and member if insertion is allowed.
24156 (visit_reference_op_load): For a weak match from union type
24157 punning lookup a view-converted value and insert a SSA_NAME
24158 for that value if that is not found.
24159 (visit_use): Make dumps shorter. Do not disallow value numbering
24160 SSA_NAMEs that are life over an abnormal edge to constants.
24161 (free_scc_vn): Release inserted SSA_NAMEs.
24162 (run_scc_vn): New flag to specify whether insertion is allowed.
24163 Process SSA_NAMEs in forward order.
24164 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24165 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24166 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24167 pointer type to/from integral types that do not change the
24168 precision to regular conversions.
24170 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24172 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24173 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24174 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24175 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24176 input arguments and the mode of return value. Built-in functions
24177 that operate on whole 64-bit MMX register now use V1DI mode.
24179 2008-03-13 Alon Dayan <alond@il.ibm.com>
24180 Olga Golovanevsky <olga@il.ibm.com>
24182 PR tree-optimization/35041
24183 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24184 to locate the right position in a statement.
24186 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24190 * config/i386/xmmintrin.h: Change all static inline functions to
24191 extern inline and add __gnu_inline__ attribute.
24192 * config/i386/bmintrin.h: Ditto.
24193 * config/i386/smmintrin.h: Ditto.
24194 * config/i386/tmmintrin.h: Ditto.
24195 * config/i386/mmintrin-common.h: Ditto.
24196 * config/i386/ammintrin.h: Ditto.
24197 * config/i386/emmintrin.h: Ditto.
24198 * config/i386/pmmintrin.h: Ditto.
24199 * config/i386/mmintrin.h: Ditto.
24200 * config/i386/mm3dnow.h: Ditto.
24202 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24204 PR middle-end/35185
24205 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24206 (lower_omp_2): New function.
24207 (lower_omp_1, lower_omp): Rewritten.
24209 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24212 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24213 with the phrase "Microsoft Windows compilers".
24214 (Push/Pop Macro Pragmas): New subsection. Document
24215 #pragma push_macro and pragma pop_macro.
24217 2008-03-12 Paul Brook <paul@codesourcery.com>
24219 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24221 2008-03-12 Paul Brook <paul@codesourcery.com>
24223 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24224 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24225 (thumb2_addsi_shortim): Rename ...
24226 (thumb2_addsi_short): ... to this. Allow register operands.
24227 (thumb2_subsi_short): New pattern.
24228 (thumb2_one_cmplsi2_short,
24229 thumb2_negsi2_short): New patterns and peepholes.
24231 2008-03-12 Paul Brook <paul@codesourcery.com>
24233 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24235 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24237 * config/i386/i386.md (int_cond): New code iterator.
24239 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24240 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24241 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24242 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24243 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24244 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24245 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24246 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24248 2008-03-12 Paul Brook <paul@codesourcery.com>
24250 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24251 instead of {arm,thumb}_compute_save_reg_mask.
24252 (output_return_instruction): Ditto.
24253 (thumb_unexpanded_epilogue): Ditto.
24254 (thumb1_expand_prologue): Ditto.
24255 (thumb1_output_function_prologue): Ditto.
24256 (arm_set_return_address): Ditto.
24257 (thumb_set_return_address): Ditto.
24258 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24259 regs to achieve stack alignment.
24260 (thumb1_compute_save_reg_mask): Fix compiler warning.
24261 (arm_output_epilogue): Use offsets->saved_regs_mask.
24262 Adjust stack pointer by poping call clobered registers.
24263 (arm_expand_prologue): Use offsets->saved_regs_mask.
24264 Adjust stack pointer by pushing extra registers.
24265 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24267 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24270 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24271 conversion to the operands of a multiplication.
24273 2008-03-12 Richard Guenther <rguenther@suse.de>
24275 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24276 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24277 * timevar.def (TV_TREE_PHIPROP): Add.
24278 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24279 pass description. Use TV_TREE_PHIPROP.
24280 * tree-ssa-forwprop.c: Remove phiprop code.
24282 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24284 PR middle-end/35549
24285 * omp-low.c (maybe_lookup_decl): Constify first argument.
24286 (use_pointer_for_field): Change last argument from bool to
24287 omp_context *. Disallow shared copy-in/out in nested
24288 parallel if decl is shared in outer parallel too.
24289 (build_outer_var_ref, scan_sharing_clauses,
24290 lower_rec_input_clauses, lower_copyprivate_clauses,
24291 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24293 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24294 Ira Rosen <irar@il.ibm.com>
24296 * tree-vectorizer.c (free_stmt_vec_info): New function.
24297 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24298 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24299 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24300 * tree-vect-transform.c (vectorizable_conversion): Free
24301 vec_oprnds0 if it was allocated.
24302 (vect_permute_store_chain): Remove unused VECs.
24303 (vectorizable_store): Free VECs that are allocated in the..
24305 (vect_transform_strided_load, vectorizable_load): Likewise.
24306 (vect_remove_stores): Simplify the code.
24307 (vect_transform_loop): Move code to vect_remove_stores().
24308 Call vect_remove_stores() and free_stmt_vec_info().
24310 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24312 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24313 TARGET_HPUX. Revise comment.
24314 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24315 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24316 Use sr4 variant of `be' instruction when not generating PIC code.
24317 (attr_length_call): Adjust for above change.
24319 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24321 * ipa-reference.c (static_execute): Remove module_statics_const and
24322 associated setting code.
24324 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24327 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24328 predicate for operand 1.
24329 (paritysi2_cmp): Use register_operand predicate for operand 2.
24330 Use earlyclobber modifier for operand 1. Remove support for
24332 (paritydi2_cmp): Use register_operand predicate for operand 3.
24333 Use earlyclobber modifier for operand 1. Remove support for
24336 2008-03-11 Paul Brook <paul@codesourcery.com>
24337 Vladimir Prus <vladimir@codesourcery.com>
24339 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24340 (arm_compute_save_reg0_reg12_mask): Always
24341 check if register 11 must be saved. Always safe hard frame pointer
24342 when frame_pointer_needeed.
24343 (arm_compute_save_reg_mask): Save IP and PC
24344 only with apcs frames.
24345 (arm_output_epilogue): Adjust Thumb2 codepath to
24346 be also invoked and work for ARM non-apcs frames.
24347 (arm_expand_prologue): Don't bother saving IP
24348 for non-apcs frame, since it's not clobbered by
24349 prologue code. Implement non-apcs frame
24352 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24354 PR rtl-optimization/35281
24355 * expr.c (convert_move): Use a new pseudo for the intermediate
24356 from_mode->word_mode result.
24358 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24360 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24361 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24362 * toplev.c (compile_file): Don't call it.
24364 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24366 PR middle-end/35526
24367 * expr.c (store_expr): Call emit_block_move if the mode
24368 of "temp" RTX is BLKmode.
24370 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24371 Richard Guenther <rguenther@suse.de>
24373 PR tree-optimization/31358
24374 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24375 the step with a NULL_TREE.
24376 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24377 to sizetype if type is a pointer type.
24378 (add_candidate_1): Don't convert the base and step to
24379 the generic type if the orginal type is a pointer type.
24380 (add_iv_value_candidates): Use sizetype for the step
24381 if type is a pointer type.
24382 (cand_value_at): Likewise.
24383 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24385 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24386 Don't convert the tem affine to the type.
24387 (add_elt_to_tree): Use sizetype for the step if a pointer.
24388 Use POINTER_PLUS_EXPR for pointers.
24389 (aff_combination_to_tree): Use sizetype for the step if a
24392 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24394 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24395 Remove commutativity hint.
24397 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24401 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24402 errorneous type. Check that v is a VAR_DECL.
24404 PR middle-end/35099
24405 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24407 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24409 PR tree-optimization/35494
24410 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24411 may be overriden at link and run time.
24413 2008-03-10 Richard Guenther <rguenther@suse.de>
24415 PR tree-optimization/34677
24416 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24417 (poolify_tree): Likewise.
24418 (modify_expr_template): Likewise.
24419 (poolify_modify_stmt): Likewise.
24420 (insert_fake_stores): Handle all component-ref style stores
24421 in addition to INDIRECT_REF. Also handle complex types.
24422 Do not poolify the inserted load.
24423 (realify_fake_stores): Do not rebuild the tree but only
24424 make it a SSA_NAME copy.
24425 (init_pre): Remove initialzation of modify_expr_template.
24426 Do not allocate modify_expr_node_pool.
24427 (fini_pre): Do not free modify_expr_node_pool.
24429 2008-03-10 Paul Brook <paul@codesourcery.com>
24431 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24432 to avoid conflicts.
24434 2008-03-10 Paul Brook <paul@codesourcery.com>
24435 Mark Shinwell <shinwell@codesourcery.com>
24437 * config/arm/cortex-r4.md: New.
24438 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24440 * config/arm/arm.md: Include cortex-r4.md.
24441 (insn): Add smmls, sdiv and udiv values.
24442 (generic_sched): Don't use generic scheduling for Cortex-R4.
24443 (arm_issue_rate): New function.
24444 (TARGET_SCHED_ISSUE_RATE): Define.
24446 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24448 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24450 2008-03-10 Richard Guenther <rguenther@suse.de>
24452 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24453 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24455 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24457 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24458 Set default to true.
24460 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24462 * c.opt (Wsynth): Deprecate.
24463 * doc/invoke.texi (Option Summary, Warning Options): Document
24464 -Wno-format-contains-nul.
24466 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24469 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24470 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24472 2008-03-09 Ira Rosen <irar@il.ibm.com>
24474 * config/rs6000/rs6000.c (builtin_description): Rename vector
24475 left shift operations.
24476 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24477 (altivec_vsl<VI_char>): Rename to ...
24478 (ashl<mode>3): ... new name.
24479 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24481 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24483 2008-03-08 Richard Guenther <rguenther@suse.de>
24485 * coverage.h (tree_coverage_counter_addr): Declare.
24486 * coverage.c (tree_coverage_counter_addr): New function.
24487 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24488 before using again.
24489 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24490 (tree_gen_one_value_profiler): Likewise.
24491 (tree_gen_ic_profiler): Likewise.
24492 (tree_gen_average_profiler): Likewise.
24493 (tree_gen_ior_profiler): Likewise.
24495 2008-03-08 Richard Guenther <rguenther@suse.de>
24497 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24498 (vn_binary_op_insert): Likewise.
24499 (vn_unary_op_lookup): Likewise.
24500 (vn_unary_op_insert): Likewise.
24501 (vn_nary_op_lookup): Declare.
24502 (vn_nary_op_insert): Likewise.
24503 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24504 and binary hashes, use a single obstack for unary_op_pool
24505 and binary_op_pool.
24506 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24507 a single struct vn_nary_op_s. Store tree code length and
24508 a variable number of operands.
24509 (struct vn_reference_op_struct): Remove unused op2.
24510 (vn_reference_op_eq): Do not compare op2.
24511 (vn_reference_op_compute_hash): Do not compute hash of op2.
24512 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24513 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24514 with vn_nary_op_compute_hash.
24515 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24516 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24518 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24520 (visit_unary_op): Call nary functions.
24521 (visit_binary_op): Likewise.
24522 (process_scc): Adjust for struct vn_tables_s changes.
24523 (allocate_vn_table): Likewise.
24524 (free_vn_table): Likewise.
24525 * tree-vn.c (vn_add): Call nary functions.
24526 (vn_lookup): Likewise.
24528 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24531 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24532 wdst back after sync_compare_and_swapqhi_internal.
24534 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24537 * config/i386/i386-modes.def (V1DI): New vector mode.
24538 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24539 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24540 (MMXMODE248): Ditto.
24541 (MMXMODE): Add V1DI mode.
24542 (mmxvecsize): Change DI mode to V1DI mode.
24543 ("mov<mode>): Use MMXMODEI8 mode iterator.
24544 ("*mov<mode>_internal_rex64"): Ditto.
24545 ("*mov<mode>_internal"): Ditto.
24546 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24547 ("mmx_sub<mode>3"): Ditto.
24548 ("mmx_adddi3"): Remove insn pattern.
24549 ("mmx_subdi3"): Ditto.
24550 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24551 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24552 ("mmx_ashl<mode>3"): Ditto.
24553 ("mmx_lshrdi3"): Remove insn pattern.
24554 ("mmx_ashldi3"): Ditto.
24555 * config/i386/i386.c (classify_argument): Handle V1DImode.
24556 (function_arg_advance_32): Ditto.
24557 (function_arg_32): Ditto.
24558 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24559 mmx_addv1di3 insn pattern.
24560 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24561 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24562 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24563 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24564 Remove definitions of built-in functions.
24565 (V1DI_type_node): New node.
24566 (v1di_ftype_v1di_int): Ditto.
24567 (v1di_ftype_v1di_v1di): Ditto.
24568 (v2si_ftype_v2si_si): Ditto.
24569 (v4hi_ftype_v4hi_di): Remove node.
24570 (v2si_ftype_v2si_di): Ditto.
24571 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24572 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24573 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24574 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24575 Add new builtins using def_builtin_const.
24576 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24577 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24578 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24579 * config/i386/mmintrin.h (__v1di): New typedef.
24580 (_mm_add_si64): Cast arguments to __v1di type.
24581 (_mm_sub_si64): Ditto.
24582 (_mm_sll_pi16): Cast __count to __v4hi type.
24583 (_mm_sll_pi32): Cast __count to __v2si type.
24584 (_mm_sll_si64): Cast arguments to __v1di type.
24585 (_mm_srl_pi16): Cast __count to __v4hi type.
24586 (_mm_srl_pi32): Cast __count to __v2si type.
24587 (_mm_srl_si64): Cast arguments to __v1di type.
24588 (_mm_sra_pi16): Cast __count to __v4hi type.
24589 (_mm_sra_pi32): Cast __count to __v2si type.
24590 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24591 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24592 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24593 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24594 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24595 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24596 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24597 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24598 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24599 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24600 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24601 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24603 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24605 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24607 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24610 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24611 reg+const addressing for Altivec modes. Don't generate reg+reg
24612 addressing for TFmode or TDmode quantities.
24614 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24616 * c-common.c (vector_types_convertible_p): Call langhook
24617 instead of comptypes.
24619 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24622 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24623 integral and scalar float variables which have a
24626 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24628 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24629 dwarf_register_span hook when emitting unwind information for
24630 register-to-memory saves.
24631 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24632 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24634 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24636 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24637 for the same VAR_DECL.
24639 2008-03-06 Tom Tromey <tromey@redhat.com>
24641 * treelang: Delete.
24642 * doc/standards.texi (Standards): Don't mention treelang.
24643 * doc/invoke.texi (Overall Options): Don't mention treelang.
24644 * doc/install.texi (Prerequisites): Don't mention bison or
24646 (Configuration): Don't mention treelang.
24647 (Building): Likewise.
24648 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24650 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24652 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24653 word-extractions out of a multi-word object.
24655 2008-03-06 Richard Guenther <rguenther@suse.de>
24657 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24658 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24659 result type and precision.
24660 * expr.c (get_inner_reference): Set unsignedp based on the result
24661 type of BIT_FIELD_REF.
24662 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24663 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24664 (try_instantiate_multiple_fields): Likewise. Use the correct type
24666 (sra_build_assignment): Likewise.
24667 (sra_build_elt_assignment): Likewise.
24668 (sra_explode_bitfield_assignment): Likewise.
24669 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24670 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24671 set BIT_FIELD_REF_UNSIGNED.
24672 (vectorizable_load): Likewise.
24674 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24676 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24679 2008-03-06 Richard Guenther <rguenther@suse.de>
24681 * alias.c (struct alias_set_entry): Move has_zero_child field
24682 to pack with alias_set.
24684 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24686 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24689 2008-03-05 Ian Lance Taylor <iant@google.com>
24691 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24693 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24695 * fwprop.c (update_df): Support width and offset parameters of
24697 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24698 global_conflicts): Change DF_REF_EXTRACT to either
24699 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24700 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24701 * df-scan.c (df_ref_record, df_defs_record,
24702 df_ref_create_structure, df_def_record_1, df_uses_record,
24703 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24704 df_bb_refs_collect, df_entry_block_defs_collect,
24705 df_exit_block_uses_collect): Support new width and offset fields.
24706 (ref_extract_pool): New storage pool.
24707 (df_free_ref): New function.
24708 (df_reg_chain_unlink, df_free_collection_rec,
24709 df_sort_and_compress_refs): Call df_free_ref.
24710 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24712 (df_ref_create_structure): Allocate df_ref_extract if offset and
24713 width fields are used.
24714 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24715 (df_uses_record): Get offset and width from ZERO_EXTRACT
24717 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24718 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24719 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24720 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24721 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24722 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24723 (df_ref_extract): New structure.
24724 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24725 (df_ref_create): Add width and offset parameters.
24727 2008-03-05 Richard Guenther <rguenther@suse.de>
24729 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24730 Use ranges_overlap_p.
24731 (offset_overlaps_with_access): Rename
24732 to ranges_overlap_p and move ...
24733 * tree-flow-inline.h (ranges_overlap_p): ... here.
24735 * tree.h (get_inner_reference, handled_component_p): Update
24738 * tree.h (record_component_aliases, get_alias_set,
24739 alias_sets_conflict_p, alias_sets_must_conflict_p,
24740 objects_must_conflict_p): Move declarations ...
24741 * alias.h (record_component_aliases, get_alias_set,
24742 alias_sets_conflict_p, alias_sets_must_conflict_p,
24743 objects_must_conflict_p): ... here.
24744 Include coretypes.h.
24745 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24747 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24749 * cfg.c: Include tree-flow.h.
24750 (remove_edge_raw): Call redirect_edge_var_map_clear.
24751 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24752 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24753 (redirect_edge_var_map_result): New.
24754 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24755 PENDING_STMT use with redirect_edge_var_map_*.
24756 * tree-ssa.c (edge_var_maps): New definition.
24757 (redirect_edge_var_map_add): New.
24758 (redirect_edge_var_map_clear): New.
24759 (redirect_edge_var_map_dup): New.
24760 (redirect_edge_var_map_vector): New.
24761 (redirect_edge_var_map_destroy): New.
24762 (ssa_redirect_edge): Replace PENDING_STMT use with
24763 redirect_edge_var_map_*.
24764 (flush_pending_stmts): Same.
24765 (delete_tree_ssa): Destroy edge var map.
24766 * tree-flow.h (struct _edge_var_map): New.
24767 Define edge_var_map vector type.
24768 Declare redirect_edge_var_map_* prototypes.
24769 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24770 * tree-cfg.c (reinstall_phi_args): Replace
24771 PENDING_STMT use with redirect_edge_var_map_*.
24773 2008-03-05 Richard Guenther <rguenther@suse.de>
24775 PR tree-optimization/35472
24776 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24777 whose single use_stmt has a overlapping set of loaded and
24778 stored symbols as that use_stmt might be a noop assignment then.
24780 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24782 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24784 2008-03-05 Richard Guenther <rguenther@suse.de>
24787 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24788 should be constants.
24789 * tree-cfg.c (verify_expr): Verify it.
24790 * fold-const.c (fold_truthop): Remove code generating
24791 BIT_FIELD_REFs of structure bases.
24792 (fold_binary): Likewise.
24793 (fold_ternary): Position and size of BIT_FIELD_REFs are
24794 always host integers.
24795 (make_bit_field_ref): Remove.
24796 (optimize_bit_field_compare): Remove.
24797 (all_ones_mask_p): Remove.
24799 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24802 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24803 (split_block_and_df_analyze): New. Split basic block and rebuild
24805 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24807 (split_pattern_seq): Likewise.
24808 (erase_matching_seqs): Likewise.
24809 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24811 2008-03-04 Geoff Keating <geoffk@apple.com>
24813 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24814 declaration and code.
24815 (tree_invalid_nonnegative_warnv_p): Likewise.
24817 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24819 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24820 examples. Truncate option-names then causing overfull hbox.
24822 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24825 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24827 * configure: Rebuilt.
24829 2008-03-04 Rafael Espíndola <espindola@google.com>
24831 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24832 (tree_unary_nonnegative_warnv_p): New.
24833 (tree_binary_nonnegative_warnv_p): New.
24834 (tree_single_nonnegative_warnv_p): New.
24835 (tree_invalid_nonnegative_warnv_p): New.
24836 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24838 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24841 * opts.c (handle_option): Postpone 'unknown option' errors only for
24844 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24847 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24850 2008-03-04 Rafael Espíndola <espindola@google.com>
24852 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24853 (tree_binary_nonzero_warnv_p): New.
24854 (tree_single_nonzero_warnv_p): New.
24855 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24857 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24859 PR middle-end/35456
24860 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24861 transformations for modes that have signed zeros.
24862 * ifcvt.c (noce_try_abs): Ditto.
24864 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24866 * config/i386/i386.c (override_options): Force
24867 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24869 2008-03-04 Jan Hubicka <jh@suse.cz>
24872 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24875 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24877 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24878 label to probe the stack.
24880 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24882 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24883 (__gthr_win32_mutex_destroy): Declare.
24884 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24885 __gthr_win32_mutex_destroy.
24886 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24888 2008-03-03 Jan Hubicka <jh@suse.cz>
24891 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24892 aggressive on inlining cold calls.
24894 2008-03-03 Richard Guenther <rguenther@suse.de>
24896 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24897 struct copies into the expression table.
24898 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24899 (try_to_simplify): Likewise.
24900 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24901 integral and pointer arguments which do not change the
24902 precision to NOP_EXPRs.
24903 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24904 VIEW_CONVERT_EXPR case.
24906 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24908 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24909 defined in a loop at depth 0 is invariant.
24910 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24911 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24912 be called at loop depth 0.
24914 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24917 * gcc.c (process_command): Update copyright notice dates.
24918 * gcov.c (print_version): Likewise.
24919 * gcov-dump.c (print_version): Likewise.
24920 * mips-tfile.c (main): Likewise.
24921 * mips-tdump.c (main): Likewise.
24923 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24926 * c-common.c (flag_permissive): Delete.
24927 (constant_expression_warnings): Check flags first.
24928 (constant_expression_error): New.
24929 * c-common.h (flag_permissive): Delete.
24930 (constant_expression_error): Declare.
24931 * flags.h (flag_permissive): Declare. Update description.
24932 * diagnostic.c (pedwarn): Update.
24934 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24935 (permissive_error_kind): New.
24936 * toplev.c (flag_permissive): Define. Update description.
24937 * toplev.h (permissive_error_kind): Declare.
24938 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24939 (pedwarn_c90): Use pedantic_warning_kind.
24940 * c-opts.c (c_common_post_options): flag_permissive does not affect
24941 flag_pedantic_errors.
24943 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24945 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24946 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24947 __absvsi2, __absvDI2): Use unsigned arithmetic.
24949 2008-03-02 Andi Kleen <ak@suse.de>
24950 Richard Guenther <rguenther@suse.de>
24952 * struct-equiv.c: Remove file.
24953 * cfg_cleanup.c (condjump_equiv_p): Remove.
24954 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24955 (struct-equiv.o): Remove rule.
24956 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24957 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24958 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24960 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24962 * ifcvt.c (noce_process_if_block): Try to handle only the then
24963 block if the else block exists but isn't suitable.
24965 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24968 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24969 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24970 regression from previous patch.
24972 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24975 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24977 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24978 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24979 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24980 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24981 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24982 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24983 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24984 (__gthread_mutex_destroy_function): Rename to
24985 __gthread_mutex_destroy.
24986 * gthr-dce.h (__gthread_mutex_destroy): Call
24987 pthread_mutex_destroy.
24988 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24989 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24990 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24992 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24994 * df-scan.c (df_ref_chain_change_bb): Simplify.
24995 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24996 set_block_for_insn if there's any change.
24997 * df.h ((df_insn_change_bb): Fix prototype.
24998 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24999 df_insn_change_bb, don't call set_block_for_insn.
25000 * emit-rtl.c (reorder_insns): Likewise.
25001 * haifa-sched.c (move_insn): Likewise.
25003 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25005 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25007 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25009 * tree-flow-inline.h (next_readonly_imm_use): Return
25010 NULL_USE_OPERAND_P after the end.
25012 2008-03-01 Richard Guenther <rguenther@suse.de>
25014 PR tree-optimization/35411
25015 * tree-sra.c (sra_build_assignment): Split conversion to
25016 final type to a separate statement if we are not assigning
25019 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25021 * fold-const.c (fold_convertible_p): Correct the logic to follow
25022 that in fold_convert().
25024 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25027 * tree-inline.c (build_duplicate_type): When we make a
25028 duplicate type, make it unique in the canonical types system.
25030 2008-02-29 Tom Tromey <tromey@redhat.com>
25032 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25033 input_file_stack_history, input_file_stack_restored): Remove.
25034 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25035 * input.h (struct file_stack): Remove.
25036 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25037 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25039 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25041 (diagnostic_last_module_changed): Add 'map' argument.
25042 (diagnostic_set_last_function): Likewise.
25043 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25044 line map, not input_file_stack.
25045 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25047 2008-02-29 Paul Brook <paul@codesourcery.com>
25049 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25051 2008-02-29 Paul Brook <paul@codesourcery.com>
25053 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25055 2008-02-29 Richard Guenther <rguenther@suse.de>
25057 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25059 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25060 value for comparing for a store match.
25061 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25062 (try_to_simplify): Do not do a full-blown reference lookup.
25064 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25066 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25067 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25069 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25071 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25073 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25074 strides against cache sizes.
25076 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25078 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25081 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25083 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25084 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25085 is smaller than the original promoted value.
25086 (simplify_subreg): If OP is a SUBREG, try to preserve its
25087 SUBREG_PROMOTED_VAR_P information.
25089 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25091 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25092 (VN_INFO_GET): Allocate new objects on the obstack.
25093 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25094 for rpo_numbers_temp, for consistency.
25095 (free_scc_vn): Free the obstack.
25097 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25099 * doc/invoke.texi: Document -ftree-loop-distribution.
25100 * tree-loop-distribution.c: New.
25101 * tree-pass.h (pass_loop_distribution): New.
25102 * graphds.h (struct graph): Add htab_t indices.
25103 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25104 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25105 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25106 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25107 * tree-data-ref.c (debug_data_dependence_relations): New.
25108 (dump_data_dependence_relation): Also print data references.
25109 (free_data_ref): Extern.
25110 (same_access_functions): Moved...
25111 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25112 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25113 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25114 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25115 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25116 (stmts_from_loop): Skip LABEL_EXPR.
25117 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25119 (build_rdg): Initialize rdg->indices htab.
25120 (free_rdg, stores_from_loop, ref_base_address,
25121 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25122 have_similar_memory_accesses_1, ref_base_address_1,
25123 remove_similar_memory_refs): New.
25124 * tree-data-ref.h: Depend on tree-chrec.h.
25125 (debug_data_dependence_relations, free_data_ref): Declared.
25126 (same_access_functions): ... here.
25127 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25129 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25130 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25131 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25132 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25133 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25134 rdg_vertex_for_stmt): Declared.
25135 (struct rdg_edge): Add level.
25137 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25138 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25140 (rdg_has_similar_memory_accesses): New.
25141 * tree-vect-analyze.c: Remove unused static decls.
25142 * lambda.h (dependence_level): New.
25143 * common.opt (ftree-loop-distribution): New.
25144 * tree-flow.h (mark_virtual_ops_in_bb,
25145 slpeel_tree_duplicate_loop_to_edge_cfg,
25146 rename_variables_in_loop): Declared.
25147 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25148 (OBJS-common): Add tree-loop-distribution.o.
25149 (tree-loop-distribution.o): New rule.
25150 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25151 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25152 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25154 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25157 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25158 other than structures and unions.
25160 2008-02-28 Richard Guenther <rguenther@suse.de>
25163 2008-02-26 Richard Guenther <rguenther@suse.de>
25165 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25166 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25167 (lookup_decl_from_uid): Declare.
25168 (remove_decl_from_map): Likewise.
25169 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25170 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25171 (decl_for_uid_map): New global hashtable mapping DECL_UID
25173 (init_ttree): Allocate it.
25174 (insert_decl_to_uid_decl_map): New helper function.
25175 (make_node_stat): Insert new decls into the map.
25176 (copy_node_stat): Likewise.
25177 (lookup_decl_from_uid): New function.
25178 (remove_decl_from_map): Likewise.
25179 (print_decl_for_uid_map_statistics): New helper.
25180 (dump_tree_statistics): Call it.
25182 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25183 (referenced_var_iterator): Adjust.
25184 (FOR_EACH_REFERENCED_VAR): Adjust.
25185 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25186 (num_referenced_vars): Adjust.
25187 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25188 (first_referenced_var): Remove.
25189 (end_referenced_vars_p): Likewise.
25190 (next_referenced_var): Likewise.
25191 (referenced_var_iterator_set): New helper function.
25192 * tree-dfa.c (referenced_var_lookup): Adjust.
25193 (referenced_var_check_and_insert): Likewise.
25194 (remove_referenced_var): Likewise.
25195 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25196 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25197 (verify_call_clobbering): Likewise.
25198 (verify_memory_partitions): Likewise.
25199 (init_tree_ssa): Allocate bitmap instead of hashtable for
25201 (delete_tree_ssa): Adjust.
25202 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25203 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25204 (compute_tag_properties): Likewise.
25205 (set_initial_properties): Likewise.
25206 (find_partition_for): Likewise.
25207 (update_reference_counts): Likewise.
25208 (dump_may_aliases_for): Likewise.
25209 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25210 (add_call_clobber_ops): Likewise.
25211 (add_call_read_ops): Likewise.
25212 (get_asm_expr_operands): Likewise.
25213 * tree-into-ssa.c (dump_decl_set): Likewise.
25214 (update_ssa): Likewise.
25215 * tree-sra.c (scan_function): Likewise.
25216 (decide_instantiations): Likewise.
25217 (scalarize_parms): Likewise.
25218 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25219 (dsa_named_for): Likewise.
25220 * tree-ssa-structalias.c (update_alias_info): Likewise.
25221 (merge_smts_into): Likewise.
25223 2008-02-27 David Daney <ddaney@avtrex.com>
25226 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25227 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25228 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25229 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25230 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25232 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25235 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25236 (BUILT_IN_NEXTTOWARD): Remove.
25237 (BUILT_IN_NEXTTOWARDF): Ditto.
25238 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25239 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25241 2008-02-27 Tom Tromey <tromey@redhat.com>
25243 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25244 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25246 2008-02-27 Jan Beulich <jbeulich@novell.com>
25248 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25249 update the respective field on newdecl.
25251 2008-02-27 Revital Eres <eres@il.ibm.com>
25253 PR rtl-optimization/34999
25254 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25255 crossing edges that ends with a call insn.
25256 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25257 call insn and clear the EDGE_CROSSING flag of the crossing edge
25258 when fixing fallthru edges.
25260 2008-02-27 Richard Guenther <rguenther@suse.de>
25262 PR middle-end/35390
25263 * fold-const.c (fold_unary): Return the correct argument,
25264 converted to the result type.
25266 2008-02-27 Richard Guenther <rguenther@suse.de>
25268 PR middle-end/34971
25269 * expr.c (expand_expr_real_1): Assert on rotates that operate
25271 * fold-const.c (fold_binary): Use the types precision, not the
25272 bitsize of the mode if folding rotate expressions. Build rotates
25273 only for full modes.
25275 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25277 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25278 and CPP_PRAGMA_EOL.
25279 * c-pragma.c (pragma_ns_name): New typedef.
25280 (registered_pp_pragmas): New variable.
25281 (c_pp_lookup_pragma): New function.
25282 (c_register_pragma_1): If flag_preprocess_only, do nothing
25283 for non-expanded pragmas, for expanded ones push pragma's
25284 namespace and name into registered_pp_pragmas vector.
25285 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25286 flag_preprocess_only, don't register GCC pch_preprocess
25287 pragma if flag_preprocess_only.
25288 * c-opts.c (c_common_init): Call init_pragma even if
25289 flag_preprocess_only.
25290 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25291 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25292 cpp_register_pragma if flag_preprocess_only.
25294 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25297 * c-parser.c (c_parser_translation_unit): Warn for empty
25298 translation unit, not empty source file.
25300 2008-02-26 Paul Brook <paul@codesourcery.com>
25302 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25303 operand for Thumb-2.
25304 * config/arm/arm.h (reg_class): Add CORE_REGS.
25305 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25306 (BASE_REG_CLASS): Use CORE_REGS.
25307 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25308 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25309 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25310 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25311 ARM_REGNO_OK_FOR_INDEX_P.
25312 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25313 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25314 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25315 (ldm/stm peepholes): Ditto.
25316 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25317 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25318 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25319 * config/arm/constraints.md: Enable "k" constraint on ARM.
25321 2008-02-27 Ben Elliston <bje@au.ibm.com>
25323 * config/rs6000/rs6000.c: Annotate cache line size field in all
25324 instances of struct processor_costs.
25326 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25328 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25329 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25330 jump_bypass): New counters.
25331 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25332 * dce.c (gate_ud_dce): Same.
25333 (gate_fast_dce): Same.
25334 * dse.c (gate_dse1): New function.
25335 (gate_dse2): New function.
25336 (gate_dse): Merge results of new gate functions.
25337 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25338 (gate_handle_jump_bypass): Add dbg_cnt.
25339 (gate_handle_gcse): Add dbg_cnt.
25340 * ifcvt.c (gate_handle_if_conversion): Same.
25341 (gate_handle_if_after_combine): Same.
25342 (gate_handle_if_after_reload): Same.
25343 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25345 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25347 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25349 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25351 2008-02-26 Jason Merrill <jason@redhat.com>
25354 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25355 alone if it's the naming decl for the type's main variant.
25357 2008-02-26 Tom Tromey <tromey@redhat.com>
25359 * system.h (USE_MAPPED_LOCATION): Poison.
25360 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25361 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25362 (make_goto_expr_edges): Likewise.
25363 (remove_bb): Likewise.
25364 (execute_warn_function_return): Likewise.
25365 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25367 * c-common.c (fname_decl): Remove old location code.
25368 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25370 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25372 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25373 (gen_rtx_ASM_INPUT): Likewise.
25374 (gen_rtx_ASM_INPUT_loc): Likewise.
25375 (get_rtx_asm_OPERANDS): Remove.
25376 * cfglayout.c (insn_locators_alloc): Remove old location code.
25377 (set_curr_insn_source_location): Likewise.
25378 (curr_insn_locator): Likewise.
25379 * print-tree.c (print_node): Remove old location code.
25380 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25381 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25382 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25383 location_from_locus.
25384 (construct_exit_block): Remove old location code.
25385 * emit-rtl.c (force_next_line_note): Remove old location code.
25386 * profile.c (branch_prob): Remove old location code.
25387 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25388 LOC_LINE): Remove old-location variants.
25389 * langhooks.c (lhd_print_error_function): Remove old location
25391 * configure, config.in: Rebuilt.
25392 * configure.ac (--enable-mapped-location): Remove.
25393 * c-decl.c (c_init_decl_processing): Remove old location code.
25394 (finish_function): Likewise.
25395 * recog.c (decode_asm_operands): Remove old location code.
25396 * c-pch.c (c_common_read_pch): Remove old location code.
25397 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25399 * gimple-low.c (lower_function_body): Remove old location code.
25400 * toplev.c (unknown_location): Remove.
25401 (push_srcloc): Remove old-location variant.
25402 (process_options): Remove old location code.
25403 (lang_dependent_init): Likewise.
25404 * input.h (UNKNOWN_LOCATION): Move definition.
25405 (location_t): Undeprecate.
25406 (source_locus): Remove.
25407 (location_from_locus): Remove.
25408 (struct location_s): Remove.
25409 Remove all old-location code.
25410 (input_line, input_filename): Remove.
25411 * final.c (final_scan_insn): Remove old location code.
25412 * diagnostic.c (diagnostic_build_prefix): Remove
25413 USE_MAPPED_LOCATION test.
25414 * tree.h (gimple_stmt) <locus>: Now a location_t.
25415 (tree_exp) <locus>: Likewise.
25416 (DECL_IS_BUILTIN): Remove old-location variant.
25417 (annotate_with_file_line, annotate_with_locus): Likewise.
25418 (expr_locus, set_expr_locus): Update.
25419 * tree.c (build1_stat): Remove old location code.
25420 (last_annotated_node): Remove.
25421 (annotate_with_file_line): Remove old-location variant.
25422 (annotate_with_locus): Likewise.
25423 (expr_location): Remove old location code.
25424 (set_expr_location): Likewise.
25425 (expr_has_location): Likewise.
25426 (expr_locus): Likewise.
25427 (set_expr_locus): Likewise.
25428 (expr_filename): Don't use location_from_locus.
25429 (expr_lineno): Likewise.
25430 * rtl-error.c (location_for_asm): Remove old location code.
25431 * c-lex.c (cb_line_change): Remove old location code.
25432 (fe_file_change): Likewise.
25433 (cb_def_pragma): Likewise.
25434 (c_lex_with_flags): Likewise.
25435 * gengtype.c (do_typedef): Don't special-case location types.
25436 (define_location_structures): Remove.
25437 (main): Don't call define_location_structures.
25438 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25441 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25444 * builtins.def (BUILT_IN_STDARG_START): Remove.
25445 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25446 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25447 * tree-inline.c (inline_forbidden_p_1): Likewise.
25449 2008-02-26 Richard Guenther <rguenther@suse.de>
25451 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25452 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25453 (lookup_decl_from_uid): Declare.
25454 (remove_decl_from_map): Likewise.
25455 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25456 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25457 (decl_for_uid_map): New global hashtable mapping DECL_UID
25459 (init_ttree): Allocate it.
25460 (insert_decl_to_uid_decl_map): New helper function.
25461 (make_node_stat): Insert new decls into the map.
25462 (copy_node_stat): Likewise.
25463 (lookup_decl_from_uid): New function.
25464 (remove_decl_from_map): Likewise.
25465 (print_decl_for_uid_map_statistics): New helper.
25466 (dump_tree_statistics): Call it.
25468 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25469 (referenced_var_iterator): Adjust.
25470 (FOR_EACH_REFERENCED_VAR): Adjust.
25471 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25472 (num_referenced_vars): Adjust.
25473 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25474 (first_referenced_var): Remove.
25475 (end_referenced_vars_p): Likewise.
25476 (next_referenced_var): Likewise.
25477 (referenced_var_iterator_set): New helper function.
25478 * tree-dfa.c (referenced_var_lookup): Adjust.
25479 (referenced_var_check_and_insert): Likewise.
25480 (remove_referenced_var): Likewise.
25481 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25482 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25483 (verify_call_clobbering): Likewise.
25484 (verify_memory_partitions): Likewise.
25485 (init_tree_ssa): Allocate bitmap instead of hashtable for
25487 (delete_tree_ssa): Adjust.
25488 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25489 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25490 (compute_tag_properties): Likewise.
25491 (set_initial_properties): Likewise.
25492 (find_partition_for): Likewise.
25493 (update_reference_counts): Likewise.
25494 (dump_may_aliases_for): Likewise.
25495 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25496 (add_call_clobber_ops): Likewise.
25497 (add_call_read_ops): Likewise.
25498 (get_asm_expr_operands): Likewise.
25499 * tree-into-ssa.c (dump_decl_set): Likewise.
25500 (update_ssa): Likewise.
25501 * tree-sra.c (scan_function): Likewise.
25502 (decide_instantiations): Likewise.
25503 (scalarize_parms): Likewise.
25504 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25505 (dsa_named_for): Likewise.
25506 * tree-ssa-structalias.c (update_alias_info): Likewise.
25507 (merge_smts_into): Likewise.
25509 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25512 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25513 * c-opts.c (c_common_handle_option): Wall enables
25514 Wvolatile-register-var.
25515 * common.opt: Move Wvolatile-register-var to...
25518 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25520 * common.opt (Wlarger-than=): New.
25521 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25523 * opts.c (common_handle_option): Handle -Wlarger-than=.
25524 * optc-gen.awk: Likewise.
25525 * opth-gen.awk: Likewise.
25526 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25527 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25529 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25531 * c-common.c (match_case_to_enum_1): Add appropriate
25532 OPT_W* parameter to warning.
25533 (c_do_switch_warnings): Likewise.
25534 * c-typeck.c (warning_init): Add one more parameter following
25535 'warning' function.
25536 (push_init_level): Update call to warning_init.
25537 (pop_init_level): Likewise.
25538 (add_pending_init): Likewise.
25539 (output_init_element: Likewise.
25541 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25544 * toplev.c (toplev_main): If there are warnings or error, print
25545 errors for ignored options.
25546 * opts.c (ignored_options): New static variable.
25547 (postpone_unknown_option_error): New.
25548 (print_ignored_options): New.
25549 (handle_option): Postpone errors for unknown -Wno-* options.
25550 * opts.h (print_ignored_options): Declare.
25552 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25554 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25557 2008-02-25 Richard Guenther <rguenther@suse.de>
25560 2008-02-25 Richard Guenther <rguenther@suse.de>
25562 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25563 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25564 (lookup_decl_from_uid): Declare.
25565 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25566 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25567 (decl_for_uid_map): New global hashtable mapping DECL_UID
25569 (init_ttree): Allocate it.
25570 (insert_decl_to_uid_decl_map): New helper function.
25571 (make_node_stat): Insert new decls into the map.
25572 (copy_node_stat): Likewise.
25573 (lookup_decl_from_uid): New function.
25574 (print_decl_for_uid_map_statistics): New helper.
25575 (dump_tree_statistics): Call it.
25577 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25578 (referenced_var_iterator): Adjust.
25579 (FOR_EACH_REFERENCED_VAR): Adjust.
25580 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25581 (num_referenced_vars): Adjust.
25582 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25583 (first_referenced_var): Remove.
25584 (end_referenced_vars_p): Likewise.
25585 (next_referenced_var): Likewise.
25586 (referenced_var_iterator_set): New helper function.
25587 * tree-dfa.c (referenced_var_lookup): Adjust.
25588 (referenced_var_check_and_insert): Likewise.
25589 (remove_referenced_var): Likewise.
25590 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25591 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25592 (verify_call_clobbering): Likewise.
25593 (verify_memory_partitions): Likewise.
25594 (init_tree_ssa): Allocate bitmap instead of hashtable for
25596 (delete_tree_ssa): Adjust.
25597 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25598 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25599 (compute_tag_properties): Likewise.
25600 (set_initial_properties): Likewise.
25601 (find_partition_for): Likewise.
25602 (update_reference_counts): Likewise.
25603 (dump_may_aliases_for): Likewise.
25604 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25605 (add_call_clobber_ops): Likewise.
25606 (add_call_read_ops): Likewise.
25607 (get_asm_expr_operands): Likewise.
25608 * tree-into-ssa.c (dump_decl_set): Likewise.
25609 (update_ssa): Likewise.
25610 * tree-sra.c (scan_function): Likewise.
25611 (decide_instantiations): Likewise.
25612 (scalarize_parms): Likewise.
25613 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25614 (dsa_named_for): Likewise.
25615 * tree-ssa-structalias.c (update_alias_info): Likewise.
25616 (merge_smts_into): Likewise.
25618 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25621 * doc/invoke.texi (-fcx-limited-range): Document new option.
25622 * toplev.c (process_options): Handle -fcx-fortran-rules.
25623 * common.opt: Add documentation for -fcx-fortran-rules.
25625 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25628 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25629 actual behaviour and C99.
25631 2008-02-26 Ben Elliston <bje@au.ibm.com>
25633 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25634 (ASM_CPU_POWER6_SPEC): Likewise.
25635 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25636 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25637 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25639 2008-02-25 Richard Guenther <rguenther@suse.de>
25641 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25642 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25643 (lookup_decl_from_uid): Declare.
25644 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25645 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25646 (decl_for_uid_map): New global hashtable mapping DECL_UID
25648 (init_ttree): Allocate it.
25649 (insert_decl_to_uid_decl_map): New helper function.
25650 (make_node_stat): Insert new decls into the map.
25651 (copy_node_stat): Likewise.
25652 (lookup_decl_from_uid): New function.
25653 (print_decl_for_uid_map_statistics): New helper.
25654 (dump_tree_statistics): Call it.
25656 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25657 (referenced_var_iterator): Adjust.
25658 (FOR_EACH_REFERENCED_VAR): Adjust.
25659 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25660 (num_referenced_vars): Adjust.
25661 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25662 (first_referenced_var): Remove.
25663 (end_referenced_vars_p): Likewise.
25664 (next_referenced_var): Likewise.
25665 (referenced_var_iterator_set): New helper function.
25666 * tree-dfa.c (referenced_var_lookup): Adjust.
25667 (referenced_var_check_and_insert): Likewise.
25668 (remove_referenced_var): Likewise.
25669 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25670 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25671 (verify_call_clobbering): Likewise.
25672 (verify_memory_partitions): Likewise.
25673 (init_tree_ssa): Allocate bitmap instead of hashtable for
25675 (delete_tree_ssa): Adjust.
25676 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25677 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25678 (compute_tag_properties): Likewise.
25679 (set_initial_properties): Likewise.
25680 (find_partition_for): Likewise.
25681 (update_reference_counts): Likewise.
25682 (dump_may_aliases_for): Likewise.
25683 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25684 (add_call_clobber_ops): Likewise.
25685 (add_call_read_ops): Likewise.
25686 (get_asm_expr_operands): Likewise.
25687 * tree-into-ssa.c (dump_decl_set): Likewise.
25688 (update_ssa): Likewise.
25689 * tree-sra.c (scan_function): Likewise.
25690 (decide_instantiations): Likewise.
25691 (scalarize_parms): Likewise.
25692 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25693 (dsa_named_for): Likewise.
25694 * tree-ssa-structalias.c (update_alias_info): Likewise.
25695 (merge_smts_into): Likewise.
25697 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25700 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25701 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25702 * alias.h (nonoverlapping_memrefs_p): Likewise.
25704 2008-02-25 Jan Beulich <jbeulich@novell.com>
25706 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25707 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25708 __emultls_get_address, __emultls_register_common,
25709 __floatundi?f, and _Unwind_GetIPInfo.
25710 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25711 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25712 (gen_regparm_prefix): Likewise.
25713 (i386_nlm_encode_section_info): Sync with
25714 config/i386/winnt.c:i386_pe_encode_section_info().
25715 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25716 i386_nlm_mangle_decl_assembler_name): New.
25717 (netware_override_options): New.
25718 * config/i386/netware.h (netware_override_options): Declare.
25719 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25720 (i386_nlm_mangle_decl_assembler_name): Declare.
25721 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25723 2008-02-25 Ben Elliston <bje@au.ibm.com>
25726 * c-decl.c (grokdeclarator): Remove unused local variables
25727 `typedef_type' and `type_as_written'.
25729 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25730 unused local variable `has_hot_blocks'.
25731 (fix_crossing_conditional_branches): Remove unused local variable
25734 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25736 PR middle-end/19984
25737 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25738 using DEF_C99_BUILTIN.
25739 (BUILT_IN_NANF): Ditto.
25740 (BUILT_IN_NANL): Ditto.
25742 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25743 Revital Eres <eres@il.ibm.com>
25745 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25746 regarding the order of two dependent insns in the same row.
25748 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25750 * stor-layout.c (layout_decl): Do not bump the alignment of a
25751 bit-field to more than byte alignment if it is packed.
25753 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25755 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25758 2008-02-24 Diego Novillo <dnovillo@google.com>
25760 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25763 * tree-vrp.c (vrp_evaluate_conditional): With
25764 -Wtype-limits, emit a warning when comparing against a
25765 constant outside the natural range of OP0's type.
25766 * c.opt (Wtype-limits): Move ...
25767 * common.opt (Wtype-limits): ... here.
25769 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25771 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25772 * config/rs6000/e300c2c3.md: New file.
25773 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25775 (rs6000_override_options): Add e300c2 and e300c3 cases to
25776 processor_target_table. Do not allow usage of Altivec or Spe
25777 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25778 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25779 * config/rs6000/rs6000.h (processor_type): Add
25780 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25781 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25782 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25783 and ppce300c3. Include e300c2c3.md.
25785 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25787 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25788 instead of TARGET_STRICT_ALIGN.
25790 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25792 * explow.c (memory_address): Assert that the generated address is
25795 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25798 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25799 * config/darwin-ppc-ldouble-patch.def: New file.
25800 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25801 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25802 SUBTARGET_INIT_BUILTINS if defined.
25803 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25806 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25809 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25810 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25812 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25815 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25816 file" warning condtional on -Winvalid-PCH.
25818 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25820 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25822 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25826 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25827 prevent reload from using MMX registers.
25828 (*mov<mode>_internal): Ditto.
25829 (*movv2sf_internal_rex64): Ditto.
25830 (*movv2sf_internal): Ditto.
25832 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25834 PR documentation/31569
25835 * doc/install.texi2html: Use makeinfo --no-number-sections.
25837 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25839 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25840 ensure that we can address an entire entity > 8 bytes. Don't
25841 generate reg+reg addressing for such data.
25843 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25845 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25846 strings when optimizing for size, unless the target cares about
25849 2008-02-22 Tom Tromey <tromey@redhat.com>
25851 * regclass.c (current_pass): Remove declaration.
25853 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25855 * config/avr/libgcc.S (__RAMPZ__): Define.
25856 (__do_copy_data): Add for devices with 128KB code memory.
25858 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25860 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25862 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25864 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25866 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25869 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25872 * c-typeck.c (build_binary_op): Warn about floating point
25873 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25875 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25878 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25879 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25881 (rs6000_override_options): Set altivec_abi as default, not override,
25882 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25883 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25884 is used; use new member spe_abi.
25885 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25886 spe_abi and altivec_abi.
25888 2008-02-22 Tomas Bily <tbily@suse.cz>
25890 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25892 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25895 * config.build (build_file_translate): Set to `CMD //c' only if
25897 * Makefile.in (build_file_translate): Improve comment.
25899 2008-02-21 Jan Hubicka <jh@suse.cz>
25901 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25902 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25903 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25905 2008-02-21 Michael Matz <matz@suse.de>
25908 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25910 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25912 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25913 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25914 as insn constraint.
25915 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25916 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25917 SSE_VEC_FLOAT_MODE_P as insn constraint.
25918 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25919 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25920 sse4a_movntdf using MODEF mode iterator.
25921 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25922 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25923 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25924 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25925 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25926 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25927 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25929 2008-02-21 Richard Guenther <rguenther@suse.de>
25931 * tree.def (PAREN_EXPR): New tree code.
25932 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25934 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25935 * expr.c (expand_expr_real_1): Likewise.
25936 * tree-inline.c (estimate_num_insns_1): Likewise.
25937 * tree-complex.c (expand_complex_move): Likewise.
25938 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25941 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25944 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25946 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25949 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25951 * config/sh/sh.c (find_barrier): Don't go past
25952 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25954 2008-02-20 DJ Delorie <dj@redhat.com>
25956 * config/h8300/h8300.md (insv): Force source operand to be a register.
25958 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25959 as a jump, not as a plain insn.
25961 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25963 * doc/invoke.texi (Warning Options): Add new option
25964 -Wframe-larger-than=.
25965 (-Wframe-larger-than): Document.
25967 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25968 Add declarations for new option variables.
25970 * final.c (final_start_function): Check the frame size
25971 before emission and issue a Wframe-larger-than warning.
25973 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25974 Add definitions for new option variables.
25975 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25977 * common.opt (Wframe-larger-than=): New option.
25979 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25981 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25982 (<sse>_div<mode>3): Ditto.
25983 (<sse>_vmdiv<mode>3): Ditto.
25984 (<sse>_vmsqrt<mode>2): Ditto.
25985 (*smax<mode>3): Ditto.
25986 (sse5_frcz<mode>2): Ditto.
25987 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25988 as insn constraint.
25990 2008-02-20 Richard Guenther <rguenther@suse.de>
25992 PR middle-end/35265
25993 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25994 be happy with INTEGRAL_TYPE_P.
25996 2008-02-20 Richard Guenther <rguenther@suse.de>
25998 * fold-const.c (split_tree): Associate floatig-point expressions
25999 if flag_associative_math is set.
26001 2008-02-20 Richard Guenther <rguenther@suse.de>
26003 * tree.h (fold_real_zero_addition_p): Declare.
26004 * fold-const.c (fold_real_zero_addition_p): Export.
26005 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26006 floating-point operations with zero and one.
26008 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26010 * doc/install.texi: Correct references to CFLAGS, replacing them
26011 with BOOT_CFLAGS. Document flags used during bootstrap for
26014 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26016 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26017 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26018 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26020 (smin<mode>3): Ditto from similar patterns.
26021 (smax<mode>3): Ditto.
26022 (*ieee_smin<mode>3): Ditto.
26023 (*ieee_smax<mode>3): Ditto.
26024 * config/i386/sse.md (sse): New mode attribute.
26025 (mov<mode>): Macroize expander from movv4sf and movv2df using
26026 SSEMODEF2P mode iterator.
26027 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26028 SSE_VEC_FLOAT_MODE_P as insn constraint.
26029 (storent<mode>): Ditto.
26030 (storent<mode>): Macroize expander from storentsf and storentdf using
26031 MODEF mode iterator.
26032 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26033 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26034 (abs<mode>2): Ditto from similar patterns.
26035 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26036 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26037 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26038 (<sse>_vmsqrt<mode>2): Ditto.
26039 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26040 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26041 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26042 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26043 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26044 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26045 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26047 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26048 iterator and SSE_FLOAT_MODE_P as insn constraint.
26049 (<sse>_ucomi): Ditto from similar patterns.
26050 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26051 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26052 SSE_VEC_FLOAT_MODE_P as insn constraint.
26053 (vcond<mode>): Ditto from similar patterns.
26054 (and<mode>3, *and<mode>3): Ditto.
26055 (<sse>_nand<mode>3): Ditto.
26056 (ior<mode>3, *ior<mode>3): Ditto.
26057 (xor<mode>3, *xor<mode>3): Ditto.
26058 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26059 iterator and SSE_FLOAT_MODE_P as insn constraint.
26060 (*nand<mode>3): Ditto from similar patterns.
26061 (*ior<mode>3): Ditto.
26062 (*xor<mode>3): Ditto.
26064 2008-02-20 Ira Rosen <irar@il.ibm.com>
26066 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26067 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26068 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26070 2008-02-19 Jan Hubicka <jh@suse.cz>
26072 * predict.c (tree_bb_level_predictions): Remove variable next
26073 mistakely introduced by previous commit.
26075 2008-02-19 Jan Hubicka <jh@suse.cz>
26077 * predict.c (predict_paths_leading_to): Rewrite.
26078 (predict_paths_for_bb): New.
26079 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26081 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26084 * Makefile.in (build_file_translate): New.
26085 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26086 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26087 * configure.ac (build_file_translate): Substitute it.
26088 * configure: Regenerate.
26090 2008-02-19 Jan Hubicka <jh@suse.cz>
26092 PR rtl-optimization/34408
26093 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26096 2008-02-19 Jan Hubicka <jh@suse.cz>
26098 PR middle-end/28779
26099 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26102 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26105 * config/i386/i386-modes.def: Revert the last DI alignment
26106 change until Ada people can look into it.
26108 2008-02-19 Nick Clifton <nickc@redhat.com>
26110 * opts.c (print_specific_help): Fix typo in --help text.
26112 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26115 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26116 32-bit inline asm without asm alternatives for host GCC < 3.0.
26118 2008-02-19 Richard Guenther <rguenther@suse.de>
26120 PR tree-optimization/34989
26121 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26122 Allow propagation to INDIRECT_REF if we can simplify only.
26124 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26126 * c-common.c (warn_for_collisions_1): Use appropriate option when
26129 2008-02-19 Nick Clifton <nickc@redhat.com>
26132 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26133 (handle_options): Fix indentation.
26134 (print_filtered_help): If no language-specific options were
26135 displayed tell the user how to list all the options supported by
26136 the language's front-end.
26137 (print_specific_help): Fix indentation and remove duplicate line.
26138 (common_handle_option): Handle the -v option.
26139 For --help enable the display of undocumented options if the -v
26140 switch has been included on the command line.
26141 For --help= check for overlaps in the arguments between the option
26142 classes and the language names and issue a warning when they
26143 cannot be disambiguated.
26144 * c.opt (v): Pass on to the common option handler.
26146 2008-02-19 Revital Eres <eres@il.ibm.com>
26148 * modulo-sched.c (sms_schedule): Change dump message when
26149 create_ddg function fails.
26150 (try_scheduling_node_in_cycle): Rename row to cycle.
26151 (print_partial_schedule): Rename CYCLE to ROW.
26153 2008-02-19 Christian Bruel <christian.bruel@st.com>
26154 Zdenek Dvorak <ook@ucw.cz>
26156 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26158 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26161 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26162 (*x86_movdicc_0_m1_se): Ditto.
26164 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26166 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26167 (CMPtype): Define as __gcc_CMPtype.
26168 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26169 (CMPtype): Define as __gcc_CMPtype.
26171 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26173 Support valgrind 3.3 for --enable-checking=valgrind.
26174 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26176 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26177 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26178 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26179 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26180 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26181 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26182 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26184 * ggc-zone.c: Similar.
26185 * ggc-page.c: Similar.
26187 2008-02-19 Paul Brook <paul@codesourcery.com>
26190 * config/arm/ieee754-df.S: Fix do_it typo.
26191 * config/arm/ieee754-sf.S: Fix do_it typo.
26193 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26196 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26197 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26198 (OPTION_MASK_ISA_SSE_SET): Likewise.
26199 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26200 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26201 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26202 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26203 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26204 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26205 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26206 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26207 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26208 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26209 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26210 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26211 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26212 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26213 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26214 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26215 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26216 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26217 (OPTION_MASK_ISA_SSE4): Removed.
26218 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26219 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26220 (override_options): Don't turn on implied SSE/MMX bits in
26223 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26225 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26228 2008-02-18 Joey Ye <joey.ye@intel.com>
26230 PR middle-end/34921
26231 * tree-nested.c (insert_field_into_struct): Set type alignment
26232 to field alignment if the former is less than the latter.
26234 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26236 * BASE-VER: Set to 4.4.0.
26238 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26240 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26241 * doc/cfg.texi: Likewise.
26242 * doc/extend.texi: Likewise.
26243 * doc/gty.texi: Likewise.
26244 * doc/invoke.texi: Likewise.
26245 * doc/loop.texi: Likewise.
26246 * doc/md.texi: Likewise.
26247 * doc/passes.texi: Likewise.
26248 * doc/rtl.texi: Likewise.
26249 * doc/sourcebuild.texi: Likewise.
26250 * doc/tm.texi: Likewise.
26251 * doc/tree-ssa.texi: Likewise.
26253 2008-02-17 Richard Guenther <rguenther@suse.de>
26255 PR middle-end/35227
26256 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26257 without default definition.
26259 2008-02-17 Richard Guenther <rguenther@suse.de>
26261 PR tree-optimization/35231
26262 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26265 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26268 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26269 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26270 libgcc_cmp_return mode.
26272 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26275 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26277 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26279 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26282 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26284 * doc/c-tree.texi: Use `@.' where appropriate.
26285 * doc/extend.texi: Likewise.
26286 * doc/install.texi: Likewise.
26287 * doc/invoke.texi: Likewise.
26288 * doc/loop.texi: Likewise.
26289 * doc/makefile.texi: Likewise.
26290 * doc/md.texi: Likewise.
26291 * doc/passes.texi: Likewise.
26292 * doc/standards.texi: Likewise.
26293 * doc/tm.texi: Likewise.
26295 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26297 PR middle-end/35196
26298 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26300 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26301 rather than in entry_bb.
26303 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26305 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26306 libgcc_cmp_return mode.
26308 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26310 PR middle-end/35130
26311 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26312 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26314 2008-02-15 Richard Guenther <rguenther@suse.de>
26315 Zdenek Dvorak <ook@ucw.cz>
26317 PR tree-optimization/35164
26318 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26319 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26320 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26321 Only propagate addresses which do not have abnormal SSA_NAMEs
26324 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26327 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26329 2008-02-15 Jan Hubicka <jh@suse.cz>
26331 PR middle-end/35149
26332 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26334 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26336 PR middle-end/34621
26337 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26338 when calculating alignment_pad.
26340 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26342 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26343 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26344 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26345 and STACK_BOUNDARY define.
26347 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26349 PR preprocessor/35061
26350 * c-pragma.c (handle_pragma_pop_macro): Check that
26351 pushed_macro_table has been allocated.
26353 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26355 PR middle-end/35136
26356 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26357 (force_gimple_operand): Likewise.
26358 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26359 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26360 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26361 (find_interesting_uses_address): Check addressability and alignment
26362 of the base expression only after substituting bases of IVs into it.
26364 2008-02-14 Michael Matz <matz@suse.de>
26367 * function.c (instantiate_virtual_regs_in_insn): Reload address
26368 before falling back to reloading the whole operand.
26370 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26372 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26373 before the first section switch note.
26375 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26377 * doc/bugreport.texi: Update copyright years.
26378 * doc/c-tree.texi: Likewise.
26379 * doc/cfg.texi: Likewise.
26380 * doc/cpp.texi: Likewise.
26381 * doc/cppinternals.texi: Likewise.
26382 * doc/fragments.texi: Likewise.
26383 * doc/frontends.texi: Likewise.
26384 * doc/gcc.texi: Likewise.
26385 * doc/gty.texi: Likewise.
26386 * doc/hostconfig.texi: Likewise.
26387 * doc/implement-c.texi: Likewise.
26388 * doc/libgcc.texi: Likewise.
26389 * doc/loop.texi: Likewise.
26390 * doc/makefile.texi: Likewise.
26391 * doc/options.texi: Likewise.
26392 * doc/passes.texi: Likewise.
26393 * doc/rtl.texi: Likewise.
26394 * doc/sourcebuild.texi: Likewise.
26395 * doc/standards.texi: Likewise.
26396 * doc/tree-ssa.texi: Likewise.
26397 * doc/trouble.texi: Likewise.
26399 * doc/extend.texi: Use @: or add comma where appropriate.
26400 * doc/invoke.texi: Likewise.
26401 * doc/tm.texi: Likewise.
26403 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26406 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26409 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26411 * doc/md.texi (clz, ctz): Add reference.
26412 * doc/rtl.texi (clz, ctz): Likewise.
26414 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26417 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26420 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26422 * config/s390/s390.c (struct constant_pool): New field
26423 emit_pool_after added.
26424 (s390_mainpool_start): Set the emit_pool_after flag according
26425 to the section switch notes.
26426 (s390_mainpool_finish): Consider emit_pool_after when emitting
26427 the literal pool at the end of the function.
26428 (s390_chunkify_start): Force literal pool splits at section
26431 2008-02-13 Michael Matz <matz@suse.de>
26434 * var-tracking.c (clobber_variable_part): Correctly traverse the
26437 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26440 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26441 Add -fdump-ipa-inline.
26442 * tree-dump.c (dump_files): Remove tree-inlined dump.
26443 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26445 2008-02-12 Richard Guenther <rguenther@suse.de>
26447 PR tree-optimization/35171
26448 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26451 2008-02-12 Richard Guenther <rguenther@suse.de>
26453 PR middle-end/35163
26454 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26455 value-preserving mode. Disallow final truncation.
26457 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26459 PR middle-end/35136
26460 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26461 code from here to...
26462 (force_gimple_operand): ...here.
26464 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26467 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26468 non-compatible pointers.
26469 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26470 different FIELD_DECLs, try harder by comparing field offsets, sizes
26473 PR inline-asm/35160
26474 * function.c (match_asm_constraints_1): Don't replace the same input
26477 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26479 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26480 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26481 (expand_epilogue): Restore RAMPZ register.
26482 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26484 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26486 * config/i386/cygwin.asm: (__alloca): Correct calling
26487 convention and alignment.
26488 (__chkstk): Force 8 byte stack alignment.
26490 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26491 Richard Guenther <rguenther@suse.de>
26493 PR tree-optimization/33992
26494 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26495 the zero we compare against.
26497 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26499 PR libfortran/35063
26500 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26501 to CloseHandle after unlocking to prevent accumulation of handle
26504 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26506 PR middle_end/34150
26507 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26508 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26509 and update LABEL_NUSES during and after reload.
26511 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26513 PR middle-end/34627
26514 * combine.c (simplify_if_then_else): Make sure the comparison is
26515 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26517 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26520 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26521 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26522 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26523 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26524 * tree.h (get_type_static_bounds): Likewise.
26526 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26528 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26529 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26530 Make -Wfoo language annotations match what the compiler outputs.
26532 2008-02-08 Sa Liu <saliu@de.ibm.com>
26534 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26535 intrinsics spu_convts, spu_convtu, spu_convtf.
26537 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26539 * doc/extend.texi (Function Attributes) <noinline>: Mention
26540 asm ("") as method to keep calls.
26542 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26545 * doc/options.texi (Options): Replace references to opts.sh with
26547 * opts-common.c: Likewise.
26548 * optc-gen.awk: Likewise.
26550 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26552 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26554 2008-02-07 Richard Henderson <rth@redhat.com>
26557 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26558 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26561 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26563 PR tree-optimization/35085
26564 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26565 for operand entry oe2 in addition to operand entry oe3 in order to
26566 expose more opportunities for vectorizer sum reduction.
26568 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26571 * Makefile.in (LIBS): Remove $(GMPLIBS).
26572 (cc1-dummy, cc1): Add $(GMPLIBS).
26574 2008-02-06 Jan Hubicka <jh@suse.cz>
26577 * i386.md (moddf_integer): Do not produce partial memory stalls for
26578 targets where it hurts.
26580 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26583 * optabs.c (expand_float): Do not check for decimal modes when
26584 expanding unsigned integer through signed conversion.
26586 2008-02-06 Nick Clifton <nickc@redhat.com>
26588 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26589 inside the clobber with a match_operand and duplicated operand
26590 number in the constraint.
26591 (ineqbranchsi): Delete redundant comment.
26593 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26595 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26596 builtin_define ("__USE_INIT_FINI__").
26597 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26599 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26601 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26603 PR documentation/30330
26604 * doc/invoke.texi (C++ Dialect Options)
26605 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26606 For each warning option -Wfoo that allows -Wno-foo, ensure both
26607 -Wfoo and -Wno-foo are listed in the option index. Fix index
26608 entry of -Wswitch-default, index -Wnormalized= including the
26609 `=', and -Wlarger-than-@var{len} including @var{len}.
26611 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26613 * config/i386/i386.md (floatunssisf2): Use
26614 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26615 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26616 Macroize expander using MODEF mode iterator.
26618 2008-02-05 Diego Novillo <dnovillo@google.com>
26620 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26623 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26625 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26628 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26630 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26633 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26634 to indicate if a message should be generated.
26635 (init_cumulative_args): Updated.
26636 (function_value_32): Likewise.
26638 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26640 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26642 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26645 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26646 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26648 2008-02-04 Diego Novillo <dnovillo@google.com>
26650 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26653 * tree-vrp.c (vrp_evaluate_conditional): With
26654 -Wtype-limits, emit a warning when comparing against a
26655 constant outside the natural range of OP0's type.
26657 2008-02-04 Richard Guenther <rguenther@suse.de>
26659 PR middle-end/33631
26660 * expr.c (count_type_elements): Give for unions instead of
26663 2008-02-04 Richard Guenther <rguenther@suse.de>
26665 PR middle-end/35043
26666 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26667 to TYPE_DOMAINs base type instead of using bitsizetype here.
26669 2008-02-03 Jason Merrill <jason@redhat.com>
26671 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26673 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26676 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26677 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26678 (RS/6000 and PowerPC Options): Fix typos and markup.
26679 * doc/passes.texi (Tree-SSA passes): Likewise.
26681 2008-02-02 Michael Matz <matz@suse.de>
26684 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26685 from record_last_reg_set_info.
26686 (record_last_reg_set_info): Take an RTX argument, iterate over all
26687 constituent hardregs.
26688 (record_last_set_info, record_opr_changes): Change calls to
26689 new signature or to record_last_reg_set_info_regno.
26691 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26693 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26695 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26697 PR rtl-optimization/34773
26698 * reg-notes.def (EQUAL): Mention significance of combination of
26699 REG_EQUAL and REG_RETVAL.
26700 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26701 insn that has a REG_RETVAL.
26703 2008-02-01 Roger Sayle <roger@eyesopen.com>
26706 * configure.ac (--enable-fixed-point): Disable unless explicitly
26708 * configure: Regenerate.
26710 2008-02-01 Richard Guenther <rguenther@suse.de>
26713 * invoke.texi (-finline-limit): Remove no longer true parts
26714 of the documentation. Note that there is no default value.
26716 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26717 Mark Mitchell <mark@codesourcery.com>
26718 Ben Elliston <bje@au.ibm.com>
26721 * doc/extend.texi (Other Builtins): Document.
26723 2008-01-31 Tom Browder <tom.browder@gmail.com>
26725 * doc/c-tree.texi (Types): Fix grammar.
26726 (Expression trees): Ditto.
26727 * doc/passes.texi (Tree-SSA passes): Ditto.
26729 * doc/configterms.texi (Configure Terms): Fix typo.
26730 * doc/cpp.texi (Common Predefined Macros): Ditto.
26731 * doc/md.texi (Machine Constraints): Ditto.
26733 * doc/makefile.texi (Makefile): Add comma.
26735 2008-01-31 Tom Browder <tom.browder@gmail.com>
26736 Gerald Pfeifer <gerald@pfeifer.com>
26738 * doc/sourcebuild.texi (Front End): Remove references to CVS
26739 and CVSROOT/modules.
26740 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26741 (Back End): Remove reference to CVS.
26743 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26746 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26748 (mips16_gp_pseudo_reg): ...here.
26749 * config/mips/mips.md (load_const_gp): Replace with...
26750 (load_const_gp_<mode>): ...this :P-based insn.
26752 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26754 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26755 options. Minor fixes.
26756 (-std): Move reference to standards closer to where language
26757 standards are first mentioned.
26759 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26761 PR rtl-optimization/34995
26762 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26763 parameter and return a bool. If the rtx parameter is nonnull,
26764 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26765 (find_reloads): Update call accordingly. Pass the new operand
26766 if it needed no address reloads, otherwise pass null.
26768 2008-01-30 Richard Henderson <rth@redhat.com>
26771 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26772 for unbounded arrays.
26774 2008-01-30 Silvius Rus <rus@google.com>
26776 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26778 2008-01-30 Jan Hubicka <jh@suse.cz>
26781 * i386.c (init_cumulative_args): Use real function declaration when
26784 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26786 PR rtl-optimization/34998
26787 * global.c (build_insn_chain): Treat non-subreg_lowpart
26788 SUBREGs of pseudos as clobbering all the words covered by the
26789 SUBREG, not just all the bytes.
26790 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26791 original df_ref rather than an extract parameter.
26792 (global_conflicts): Update call accordingly.
26794 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26796 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26797 the overflow check to make it easier to read.
26798 (__fixtfdi): Change the type of the ll member in union
26799 long_double to UDItype_x.
26801 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26803 PR middle-end/34969
26804 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26805 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26806 * tree-inline.c (fold_marked_statements): Call
26807 cgraph_update_edges_for_call_stmt if folding a call statement.
26808 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26809 debug_generic_stmt calls, reset it back afterwards.
26812 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26814 * c-typeck.c (build_external_ref): Don't pedwarn about
26815 static vars in current function's scope.
26817 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26819 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26821 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26824 * ipa-struct-reorg.c: Fix spelling.
26825 * params.def: Ditto.
26827 2008-01-29 Richard Guenther <rguenther@suse.de>
26829 PR middle-end/35006
26830 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26832 * tree-inline.c (remap_type): Increment remapping_type_depth
26833 around remapping types.
26834 (copy_body_r): Only add referenced variables if they are referenced
26835 from code, not types.
26837 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26848 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26849 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26851 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26854 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26855 pointer for tiny stack.
26857 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26859 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26861 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26863 * config/vx-common.h: Fix typo in comment.
26865 2008-01-28 Ian Lance Taylor <iant@google.com>
26869 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26870 coalesce pointers if they have different DECL_NO_TBAA_P values.
26871 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26872 between variables with different DECL_NO_TBAA_P values.
26874 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26877 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26878 are not legitimate small data references on SPE targets.
26880 2008-01-28 David Daney <ddaney@avtrex.com>
26882 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26884 2008-01-28 David Daney <ddaney@avtrex.com>
26886 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26888 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26890 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26891 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26892 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26893 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26894 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26895 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26896 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26897 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26899 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26901 * basic-block.h (condjump_equiv_p): Fix comment.
26903 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26905 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26906 print_generic_stmt_indented): Fix comment.
26908 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26910 * configure.ac (__stack_chk_fail): Add detecion for availability
26911 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26912 * configure: Regenerate.
26914 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26916 PR middle-end/34688
26917 * final.c (output_addr_const): Handle TRUNCATE.
26919 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26922 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26923 (zero_cost, infinite_cost): New constants.
26924 (struct cost_pair): Change type of cost to comp_cost.
26925 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26926 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26928 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26929 split_address_cost, ptr_difference_cost, difference_cost,
26930 get_computation_cost_at, get_computation_cost,
26931 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26932 determine_use_iv_cost_condition, determine_use_iv_costs,
26933 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26934 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26935 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26936 Change type of cost to comp_cost.
26937 (determine_iv_cost): Increase cost of non-original ivs, instead
26938 of decreasing the cost of original ones.
26939 (get_address_cost): Indicate the complexity of the addressing mode
26941 (try_add_cand_for): Prefer using ivs not specific to some object.
26942 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26944 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26945 Janis Johnson <janis187@us.ibm.com>
26948 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26949 (TARGET_INSTANTIATE_DECLS): Likewise.
26950 * target.h (expand_to_rtl_hook): New target hook.
26951 (instantiate_decls): Likewise.
26952 * function.c (instantiate_decl): Make non-static. Rename to...
26953 (instantiate_decl_rtl): ... this.
26954 (instantiate_expr): Use instantiate_decl_rtl.
26955 (instantiate_decls_1): Likewise.
26956 (instantiate_decls): Likewise.
26957 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26958 * function.h (instantiate_decl_rtl): Add prototype.
26959 * cfgexpand.c (target.h): New include.
26960 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26961 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26962 (TARGET_INSTANTIATE_DECLS): Likewise.
26963 (TARGET_INITIALIZER): New target hooks added.
26964 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26966 * config/rs6000/rs6000.c (tree-flow.h): New include.
26967 (machine_function): Add sdmode_stack_slot field.
26968 (rs6000_alloc_sdmode_stack_slot): New function.
26969 (rs6000_instantiate_decls): Likewise.
26970 (rs6000_secondary_memory_needed_rtx): Likewise.
26971 (rs6000_check_sdmode): Likewise.
26972 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26973 (TARGET_INSTANTIATE_DECLS): Likewise.
26974 (rs6000_hard_regno_mode_ok): Allow SDmode.
26975 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26976 (rs6000_emit_move): Handle SDmode.
26977 (function_arg_advance): Likewise.
26978 (function_arg): Likewise.
26979 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26980 SDmode var args for 32-bit compiles.
26981 (rs6000_secondary_reload_class): Handle SDmode.
26982 (rs6000_output_function_epilogue): Likewise.
26983 (rs6000_function_value): Simplify if statement.
26984 (rs6000_libcall_value): Likewise.
26985 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26986 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26987 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26988 (movsd_hardfloat): New define_insn.
26989 (movsd_softfloat): Likewise.
26990 (movsd_store): Likewise.
26991 (movsd_load): Likewise.
26992 (extendsddd2): Likewise.
26993 (extendsdtd2): Likewise.
26994 (truncddsd2): Likewise.
26995 (movdd_hardfloat64): Fixup comment.
26996 (UNSPEC_MOVSD_LOAD): New constant.
26997 (UNSPEC_MOVSD_STORE): Likewise.
26999 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27002 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27004 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27005 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27006 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27007 and TRUTH_XOR_EXPR.
27009 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27012 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27013 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27014 __LONGDOUBLE128 too.
27015 * config/rs6000/aix61.h: New file.
27017 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27019 PR rtl-optimization/34959
27020 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27021 popcount and parity rtxes the same mode as their operand.
27022 Truncate or extend the result to the return value's mode
27025 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27028 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27029 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27030 to GOT_VERSION_REGNUM.
27031 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27032 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27033 * config/mips/mips.c (mips_emit_call_insn): New function.
27034 (mips_call_tls_get_addr): Call mips_expand_call directly.
27035 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27037 (mips16_build_call_stub): Likewise. Return the call insn or null.
27038 (mips_expand_call): Update the call to mips16_build_call_stub
27039 accordingly and a remove redundant condition. Assert that MIPS16
27040 stubs do not use lazy binding. Use mips_emit_call_insn and return
27042 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27044 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27045 (mips_avoid_hazard): Remove hazard_set handling.
27046 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27047 (UNSPEC_RESTORE_GP): ...this.
27048 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27049 (FAKE_CALL_REGNO): Rename to...
27050 (GOT_VERSION_REGNUM): ...this.
27051 (type): Add "ghost" value. Add an associated insn reservation.
27052 (hazard_set): Remove.
27053 (exception_receiver): Rename to...
27054 (restore_gp): ...this and update the unspec identifier accordingly.
27055 (exception_receiver, nonlocal_got_receiver): New expanders.
27056 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27057 FAKE_CALL_REGNO. Remove hazard_set attribute.
27058 (set_got_version, update_got_version): New patterns.
27060 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27063 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27065 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27068 * doc/install.texi2html: Generate gcc-vers.texi.
27070 2008-01-25 DJ Delorie <dj@redhat.com>
27072 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27074 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27076 * config/c4x: Remove directory.
27077 * config.gcc (crx-*, mt-*): Mark obsolete.
27078 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27079 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27080 sh-*-rtemscoff*): Remove cases.
27081 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27082 * real.c (encode_c4x_single, decode_c4x_single,
27083 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27084 c4x_extended_format): Remove.
27085 * real.h (c4x_single_format, c4x_extended_format): Remove.
27086 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27088 (Pragmas): Remove comment about c4x pragmas.
27089 * doc/install.texi (c4x): Remove target-specific instructions.
27090 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27091 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27092 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27093 refer to C4x source files as examples.
27094 (C4X_FLOAT_FORMAT): Remove documentation.
27096 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27098 * config/bfin/bfin.c (override_options): Reorder tests so that
27099 flag_pic gets enabled for -msep-data.
27101 2008-01-25 Richard Guenther <rguenther@suse.de>
27103 PR middle-end/32244
27104 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27105 to its bitfield precision if required.
27107 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27109 PR middle-end/33880
27110 * tree-nested.c (walk_omp_for): New function.
27111 (convert_nonlocal_reference, convert_local_reference): Call
27112 walk_omp_for on OMP_FOR.
27113 (convert_call_expr): Call walk_body on OMP_FOR's
27114 OMP_FOR_PRE_INIT_BODY.
27116 2008-01-25 Richard Guenther <rguenther@suse.de>
27118 PR tree-optimization/34966
27119 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27120 default defs and PHI_NODEs we have to insert after the
27121 defining statement.
27123 2008-01-24 Nick Clifton <nickc@redhat.com>
27125 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27126 Provide a default definition.
27127 (LIBGCC2_UNITS_PER_WORD): Likewise.
27129 * config/stormy16/stormy16.c: Include df.h for the prototype
27130 for df_regs_ever_live_p.
27131 (xstormy16_expand_builtin_va_start): Convert the stack offset
27132 into a component_ref and then use POINTER_PLUS_EXPR to add it
27133 to the incoming_virtual_args_rtx.
27134 (xstormy16_gimplify_va_arg_expr): Rename to
27135 xstormy16_gimplify_va_arg_expr.
27136 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27137 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27138 xstormy16_gimplify_va_arg_expr.
27139 Fix up some formatting issues.
27141 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27142 Move to predicates.md.
27143 (xs_hi_general_operand): Likewise.
27144 (xs_hi_nonmemory_operand): Likewise.
27145 * config/stormy16/predicates.md:
27146 (xstormy16_carry_plus_operand): New predicate.
27147 (xs_hi_general_operand): New predicate.
27148 (xs_hi_nonmemory_operand): New predicate.
27149 * config/stormy16/stormy16-protos.h:
27150 (xstormy16_carry_plus_operand): Delete prototype.
27151 (xs_hi_general_operand): Likewise.
27152 (xs_hi_nonmemory_operand): Likewise.
27154 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27155 modifiers as they are no longer needed and they can trigger
27156 reload spill failures.
27158 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27159 with a match_operand in order to help reload.
27161 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27162 constraint with 'e' for the 8th alternative as this version of
27163 the mov.w instruction only accepts the lower 8 registers.
27165 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27168 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27169 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27172 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27174 PR middle-end/33333
27175 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27177 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27179 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27181 (remove_structure): Update allocations list before removing structure.
27183 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27185 * ipa-struct-reorg.c (is_safe_cond_expr,
27186 create_new_stmts_for_cond_expr): Use integer_zerop function,
27187 that recognize not only zero-pointer, but zero-integer too.
27189 2008-01-25 Ben Elliston <bje@au.ibm.com>
27192 * fixproto: Escape "." in sed expression that strips leading "./".
27194 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27197 * gcc.c (SWITCH_OK): Removed.
27198 (SWITCH_LIVE): Changed to bit.
27199 (SWITCH_FALSE): Likewise.
27200 (SWITCH_IGNORE): Likewise.
27201 (switchstr): Change live_cond to unsigned int.
27202 (process_command): Replace SWITCH_OK with 0.
27203 (do_self_spec): Likewise.
27204 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27205 (give_switch): Likewise.
27206 (used_arg): Likewise.
27207 (do_spec_1): Set the SWITCH_IGNORE bit.
27208 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27209 bits. Set the SWITCH_LIVE bit.
27211 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27213 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27215 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27217 PR tree-optimization/34472
27218 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27219 parameter to a "bool *" and set *DATA to false if there is
27220 an unsafe access. Do not delete the structure here.
27221 (check_cond_exprs): Delete it here instead.
27222 (check_cond_exprs, exclude_cold_structs): Do not increase
27223 I when removing a structure.
27225 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27228 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27229 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27231 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27233 PR middle-end/34934
27234 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27235 a fixed vector for stack.
27237 2008-01-24 Ben Elliston <bje@au.ibm.com>
27240 * doc/gcc.texi (Software development): Add a direntry for g++.
27242 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27244 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27245 stale and straggling -fforce-addr comments above.
27247 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27249 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27250 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27252 2008-01-23 Michael Matz <matz@suse.de>
27255 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27258 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27260 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27261 malloc result type.
27263 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27265 * config/avr/avr.c (avr_current_arch): New variable.
27266 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27267 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27268 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27269 (avr_override_options): Init 'avr_current_arch'.
27270 (base_arch_s): Move from here...
27271 * config/avr/avr.h (base_arch_s): ... here. Add new members
27272 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27273 'mega' to 'have_jmp_call'.
27274 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27275 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27277 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27279 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27280 MULTILIB_MATCHES): Ditto.
27282 2008-01-23 Richard Guenther <rguenther@suse.de>
27284 PR middle-end/31529
27285 * cgraphunit.c (cgraph_reset_node): Always mark the node
27286 not reachable if it is not queued already.
27288 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27290 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27291 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27292 (cputype_selected): New static variable.
27293 (bfin_handle_option): Set it if -mcpu is used.
27294 (override_option): Select default set of workarounds if no cpu type
27295 selected on the command line.
27296 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27298 From Michael Frysinger <michael.frysinger@analog.com>
27299 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27300 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27302 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27303 for bf547, bf523, bf524, and bf526.
27304 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27306 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27307 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27308 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27309 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27310 * doc/invoke.texi (Blackfin Options): Document that
27311 -mcpu now accept bf547, bf523, bf524, and bf526.
27313 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27315 PR rtl-optimization/34628
27316 * combine.c (try_combine): Stop and undo after the first combination
27317 if an autoincrement side-effect on the first insn has effectively
27320 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27323 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27324 Offset addresses are not valid for Altivec or paired float modes.
27326 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27329 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27330 if DECL_INITIAL (decl) is error_mark_node.
27333 * c-common.c (handle_vector_size_attribute): Only allow
27334 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27335 the same way as pointer, array etc. types.
27336 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27339 * tree.c (build_type_attribute_qual_variant): Call
27340 build_qualified_type if attributes are equal, but quals are not.
27342 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27345 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27346 * flags.h (warn_strict_aliasing): Remove.
27347 (warn_strict_overflow): Remove.
27348 * opts.c (warn_strict_aliasing): Remove.
27349 (warn_strict_overflow): Remove.
27350 * c-opts.c (c_common_handle_option): -Wall only sets
27351 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27352 (c_common_post_options): Give default values to -Wstrict-aliasing
27353 and -Wstrict-overflow if they are uninitialized.
27354 * common.opt (Wstrict-aliasing): Specify Var and Init.
27355 (Wstrict-overflow): Likewise.
27357 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27359 PR rtl-optimization/26854
27360 PR rtl-optimization/34400
27361 PR rtl-optimization/34884
27362 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27364 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27365 (df_rd_bb_info.expanded_lr_out): Deleted
27366 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27367 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27368 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27369 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27370 Removed code to allocate, initialize or free expanded_lr_out.
27371 (df_rd_bb_local_compute_process_def): Restructured to make more
27373 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27374 sets if the sets are being trimmed.
27376 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27379 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27380 (as_vers): Likewise.
27381 * configure: Regenerated.
27383 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27385 PR middle-end/33092
27386 * tree-pass.h (pass_build_alias): New pass.
27387 * tree-ssa-alias.c (gate_build_alias): New.
27388 (pass_build_alias): New.
27389 * passes.c (init_optimization_passes): Add pass_build_alias after
27390 pass_create_structure_vars.
27392 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27394 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27395 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27396 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27397 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27398 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27399 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27400 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27401 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27402 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27403 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27404 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27405 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27406 * config/s390/s390.md (FP_ALL): New mode iterator.
27407 (_d): New mode attribute.
27408 ("*signbit<mode>2>"): Changed mode of first operand.
27409 ("isinf<mode>2"): Changed mode of first operand.
27410 ("*TDC_insn"): Adaptation for DFP modes.
27412 2008-01-22 Ben Elliston <bje@au.ibm.com>
27414 * tree.c (check_qualified_type): Improve function description.
27416 2008-01-21 Jason Merrill <jason@redhat.com>
27419 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27420 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27423 2008-01-21 DJ Delorie <dj@redhat.com>
27425 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27428 2008-01-21 Richard Guenther <rguenther@suse.de>
27430 PR middle-end/34856
27431 * tree-cfg.c (verify_expr): Allow all invariant expressions
27432 instead of just constant class ones as reference argument.
27433 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27434 like any other constant.
27435 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27437 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27439 * regmove.c (fixup_match_1): Update call crossed frequencies.
27441 2008-01-21 Richard Guenther <rguenther@suse.de>
27444 * tree-inline.c (setup_one_parameter): Deal with mismatched
27445 types using a VIEW_CONVERT_EXPR.
27447 2008-01-21 Alon Dayan <alond@il.ibm.com>
27448 Olga Golovanevsky <olga@il.ibm.com>
27450 PR tree-optimization/34701
27451 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27452 when the structure size is not a power of 2.
27454 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27456 * doc/install.texi: Add doc for --enable-checking=df.
27458 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27460 PR rtl-optimization/34808
27461 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27463 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27465 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27468 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27470 PR rtl-optimization/26854
27471 PR rtl-optimization/34400
27472 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27474 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27475 (df_rd_bb_info.expanded_lr_out): New.
27476 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27477 * loop_iv.c (iv_analysis_loop_init): Ditto.
27478 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27479 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27480 Added code to allocate, initialize or free expanded_lr_out.
27481 (df_rd_bb_local_compute_process_def): Restructured to make
27482 more understandable.
27483 (df_rd_confluence_n): Add code to do nothing with fake edges and
27484 code to no apply invalidate_by_call sets if the sets are being trimmed.
27485 (df_lr_local_finalize): Renamed to df_lr_finalize.
27486 (df_live_local_finalize): Renamed to df_live_finalize.
27488 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27491 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27492 deciding whether to use reciprocal instructions.
27494 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27496 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27497 dwarf2out_note_section_used if cold_text_section is NULL.
27499 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27501 PR gcov-profile/34610
27502 * tree-cfg.c (make_edges): Mark both outgoing edges from
27503 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27504 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27505 from OMP_FOR and OMP_CONTINUE outgoing edges.
27507 * tree-profile.c (tree_profiling): Return early if
27508 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27510 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27511 from cfun to child_cfun.
27512 * function.h (struct function): Add after_tree_profile bit.
27514 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27516 * config/avr/avr.S (_exit): Disable interrupt.
27518 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27519 Steven Bosscher <stevenb.gcc@gmail.com>
27521 PR rtl-optimization/26854
27522 PR rtl-optimization/34400
27523 * df-problems.c (df_live_scratch): New scratch bitmap.
27524 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27525 (df_live_reset): Clear the proper bitmaps.
27526 (df_live_bb_local_compute): Only process the artificial defs once
27527 since the order is not important.
27528 (df_live_init): Init the df_live sets only with the variables
27529 found live by df_lr.
27530 (df_live_transfer_function): Use the df_lr sets to prune the
27531 df_live sets as they are being computed.
27532 (df_live_free): Free df_live_scratch.
27534 2008-01-18 Ian Lance Taylor <iant@google.com>
27536 * common.opt: Add fmerge-debug-strings.
27537 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27538 flag_merge_debug_strings rather than flag_merge_constants.
27539 * doc/invoke.texi (Option Summary): Mention
27540 -fmerge-debug-strings.
27541 (Debugging Options): Document -fmerge-debug-strings.
27543 2008-01-18 Ian Lance Taylor <iant@google.com>
27546 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27547 (struct tree_function_decl): Add new field operator_new_flag.
27548 * tree-inline.c (expand_call_inline): When inlining a call to
27549 operator new, force the return value to go into a variable, and
27550 set DECL_NO_TBAA_P on that variable.
27551 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27553 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27556 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27557 DWARF2_DEBUGGING_INFO.
27558 (dwarf2out_note_section_used): Ditto. Add prototype.
27559 (have_multiple_function_sections, text_section_used,
27560 cold_text_section_used, *cold_text_sections): Move declarations
27563 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27565 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27566 field and add signal_ra.
27567 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27568 assignments to frame state pc. Move end of stack check after
27569 MD_FALLBACK_FRAME_STATE_FOR.
27570 (uw_update_context_1): Use frame state signal_regs if set, instead
27571 of checking signal_frame flag.
27572 (uw_update_context): Use frame state signal_ra if set.
27573 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27574 * config/xtensa/linux-unwind.h: New file.
27576 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27578 * modulo-sched.c (get_sched_window): Fix comment typo.
27580 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27582 PR tree-optimization/34648
27583 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27585 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27587 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27588 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27590 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27592 PR rtl-optimization/34400
27593 * df-core.c (df_worklist_dataflow_overeager,
27594 df_worklist_dataflow_doublequeue): New functions.
27595 (df_worklist_dataflow): Two different worklist solvers.
27596 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27599 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27602 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27603 and ftree-parallelize-loops.
27605 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27607 PR rtl-optimization/34826
27608 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27610 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27612 * global.c (find_reg): Mark the eh regs as used if necessary.
27613 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27614 * ra.h (struct allocno): no_eh_reg field added. Changed
27615 no_stack_reg type to bitfield.
27617 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27619 * tree.c (substitute_in_expr): Add missing 'break'.
27621 2008-01-17 Richard Guenther <rguenther@suse.de>
27623 PR tree-optimization/34825
27624 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27625 x / x as division to handle.
27627 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27629 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27630 "-pthread" is specified.
27631 * pa-hpux11.h (LIB_SPEC): Likewise.
27633 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27634 Peter Bergner <bergner@vnet.ibm.com>
27636 PR rtl-optimization/33796
27637 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27639 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27641 PR libgfortran/34699
27642 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27644 * pa-hpux10.h (LINK_SPEC): Likewise.
27645 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27647 2008-01-16 Richard Guenther <rguenther@suse.de>
27649 PR middle-end/32628
27650 * fold-const.c (fold_convert_const_int_from_int): Do not
27651 set overflow if that occured only because of a sign extension
27652 change when converting from/to a sizetype with the same
27653 precision and signedness.
27655 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27658 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27659 location address to the correct place. Update copyright year.
27661 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27663 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27664 no dependences in the dependence_relations vector.
27666 2008-01-16 Jan Hubicka <jh@suse.cz>
27668 PR rtl-optimization/31396
27669 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27670 * cfg.c (dump_reg_info): Print it.
27671 * regs.h (struct reg_info_t): add freq_calls_crossed.
27672 (REG_FREQ_CALLS_CROSSED): New macro.
27673 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27674 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27675 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27676 regmove_optimize): Update call crossed frequencies.
27677 * local-alloc.c (struct qty): Add freq_calls_crossed.
27678 (alloc_qty): Copute freq_calls_crossed.
27679 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27680 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27681 * ra.h (struct allocno): Add freq_calls_crossed.
27683 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27685 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27686 libgomp when compiling with ftree-parallelize-loops.
27687 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27689 2008-01-16 Richard Guenther <rguenther@suse.de>
27691 PR tree-optimization/34769
27692 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27693 * tree.c (int_cst_value): Instead make this function more
27694 permissive in what it accepts as valid input. Document this
27695 function always sign-extends the value.
27697 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27698 Richard Guenther <rguenther@suse.de>
27701 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27702 (gimple_fold_indirect_ref_rhs): ... this.
27703 (gimple_fold_indirect_ref): New function with foldings
27704 that preserve lvalueness.
27705 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27706 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27707 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27708 to fold an INDIRECT_REF, fall back to the old use of
27709 fold_indirect_ref_1.
27711 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27713 * tree-data-ref.c (subscript_dependence_tester_1): Call
27714 free_conflict_function.
27715 (compute_self_dependence): Same.
27717 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27720 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27721 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27723 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27724 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27725 for DWARF2_UNWIND_INFO targets.
27727 2008-01-16 Richard Guenther <rguenther@suse.de>
27730 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27731 type qualifiers for function types.
27733 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27735 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27736 loop_iterator li from previous commit.
27738 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27740 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27742 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27744 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27745 (parallelize_loops): Don't parallelize irreducible components.
27747 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27750 * c-opts (c_common_post_options): Do not enable CPP
27751 flag_pedantic_errors by default.
27753 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27755 PR rtl-optimization/31944
27756 * cse.c (remove_pseudo_from_table): New function.
27757 (merge_equiv_classes): Use above function to remove pseudo-registers.
27758 (invalidate): Likewise.
27760 2008-01-13 Richard Guenther <rguenther@suse.de>
27762 PR middle-end/34601
27763 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27764 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27766 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27768 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27769 validate_change to unshare the source of the PC set.
27771 2008-01-12 Jan Hubicka <jh@suse.cz>
27773 PR middle-end/32135
27774 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27775 references above array bounds. This might trigger bounds checks for
27776 pointers to arrays.
27778 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27780 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27781 new_replaceable_dependencies.
27783 2008-01-12 Doug Kwan <dougkwan@google.com>
27785 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27786 instead of OPT_Wreturn_type in warning due to ignored return type
27788 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27789 options included in -Wextra.
27790 * c.opt: New option -Wignored_qualifiers.
27791 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27792 -Wignore_qualifiers.
27793 (-Wignored-qualifiers): Document.
27794 (-Wreturn-type): Remove description of functionality now handled
27795 by -Wignored-qualifiers.
27797 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27800 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27801 NOP_EXPR if it is between integral types with the same precision.
27803 2008-01-12 Jan Hubicka <jh@suse.cz>
27806 * invoke.texi (max-inline-recursive-depth): Fix default value.
27808 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27810 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27813 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27815 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27817 2008-01-11 James E. Wilson <wilson@specifix.com>
27820 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27822 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27824 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27825 save/restore frame pointer register and don't use 'call-prologues'
27826 optimization in function with "OS_task" attribute.
27828 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27830 PR middle-end/31309
27831 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27832 when copying to memory.
27834 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27836 PR rtl-optimization/30905
27837 * cfgcleanup.c: Include dce.h
27838 (crossjumps_occured): New global variable.
27839 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27840 If something changed, set crossjumps_occured to true.
27841 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27842 Don't add/remove fake edges to exit here...
27843 (cleanup_cfg): ...but do it here, when crossjumping.
27844 Run a fast DCE when successful crossjumps occured in the latest
27845 iteration of try_optimize_cfg.
27847 2008-01-11 Richard Guenther <rguenther@suse.de>
27849 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27850 (struct vn_unary_op_s): Likewise.
27851 (vn_reference_insert): Free old reference on hash collision.
27853 2008-01-10 Raksit Ashok <raksit@google.com>
27855 PR rtl-optimization/27971
27856 * combine.c (find_split_point): Split PLUS expressions which are
27857 inside a MEM rtx, and whose first operand is complex.
27859 2008-01-10 DJ Delorie <dj@redhat.com>
27861 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27862 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27863 (m32c_hard_regno_ok): Call the underlying function.
27865 2008-01-10 Richard Guenther <rguenther@suse.de>
27867 PR middle-end/34683
27868 * tree-cfg.c (tree_merge_blocks): Do not go through the
27869 full-blown folding and stmt updating path if we just deal
27870 with virtual operands.
27871 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27872 test for abnormal SSA_NAMEs.
27874 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27876 PR middle-end/34641
27877 * reload.c (push_reload): Add assertions. All constants from
27878 reg_equiv_constant should have been used for replacing the respective
27880 (find_reloads_address): Invoke find_reloads_address_part for
27881 constant taken from the reg_equiv_constant array.
27883 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27885 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27886 field (valnum) the first in the struct. Replace bools with
27889 2008-01-10 Richard Guenther <rguenther@suse.de>
27891 PR tree-optimization/34651
27892 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27893 types and ordering for masking and converting.
27895 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27897 PR tree-optimization/34017
27898 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27899 also for PHI_NODE expressions.
27901 2008-01-09 Jan Hubicka <jh@suse.cz>
27903 PR tree-optimization/34708
27904 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27905 based on number of case labels.
27906 (init_inline_once): Remove switch_cost.
27907 * tree-inline.h (eni_weights_d): Remove switch_cost.
27909 2008-01-09 Richard Guenther <rguenther@suse.de>
27910 Andrew Pinski <andrew_pinski@playstation.sony.com>
27912 PR middle-end/30132
27913 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27914 temporary if an rvalue is ok or an lvalue is not required.
27916 2008-01-09 Richard Guenther <rguenther@suse.de>
27918 PR middle-end/34458
27919 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27920 adjust return type.
27922 2008-01-09 Richard Guenther <rguenther@suse.de>
27924 PR middle-end/34679
27925 * tree.c (host_integerp): Check for sizetype only if the
27926 type is an integer type.
27928 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27931 * opts.c (decode_options): Disable inlining of functions called
27932 once if not in unit-at-a-time mode.
27934 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27936 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27938 2008-01-08 Richard Guenther <rguenther@suse.de>
27940 PR middle-end/31863
27941 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27942 out early if the result will be unused.
27944 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27949 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27950 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27953 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27955 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27956 for vectorization tuned.
27958 2008-01-08 Richard Guenther <rguenther@suse.de>
27960 PR tree-optimization/34683
27961 * tree-ssa-operands.c (operand_build_cmp): Export.
27962 * tree-ssa-operands.h (operand_build_cmp): Declare.
27963 * tree-vn.c (vuses_compare): Remove.
27964 (sort_vuses): Use operand_build_cmp.
27965 (sort_vuses_heap): Likewise.
27966 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27967 to re-use old VEC if available. Do not sort already sorted VUSEs.
27968 (vdefs_to_vec): Do not sort already sorted VDEFs.
27970 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27972 PR middle-end/34694
27973 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27975 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27978 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27979 limitations of reciprocal sequences on x86 targets.
27981 2008-01-08 Richard Guenther <rguenther@suse.de>
27983 PR tree-optimization/34683
27984 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27986 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27989 * config/darwin.c (darwin_mergeable_string_section): Don't use
27990 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27992 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27995 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27996 negxf2. Macroize expander using X87MODEF mode iterator. Change
27997 predicates of op0 and op1 to register_operand.
27998 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27999 expander using X87MODEF mode iterator. Change predicates of
28000 op0 and op1 to register_operand.
28001 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28002 corresponding patterns and macroize using MODEF macro. Change
28003 predicates of op0 and op1 to register_operand and remove
28004 "m" constraint. Disparage "r" alternative with "!".
28005 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28006 macroize using X87MODEF macro. Change predicates of op0 and op1
28007 to register_operand and remove "m" constraint. Disparage "r"
28008 alternative with "!".
28009 (absneg splitter with memory operands): Remove.
28010 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28011 patterns and macroize using X87MODEF mode iterator.
28012 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28013 Change predicate of op1 to register_operand.
28014 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28015 for memory operands.
28017 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28019 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28021 2008-01-07 Richard Guenther <rguenther@suse.de>
28023 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28026 2008-01-07 Richard Guenther <rguenther@suse.de>
28028 PR tree-optimization/34683
28029 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28030 VOPs of the needed size to save memory. Use VEC_quick_push
28031 to save compile-time.
28032 (vdefs_to_vec): Likewise.
28034 2008-01-07 Sa Liu <saliu@de.ibm.com>
28036 * config/spu/spu.md (divdf3): Genetate inline code for double
28037 division. The implementation doesn't handle INF or NAN, therefore it
28038 only applies when -ffinite-math-only is given.
28040 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28043 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28044 * doc/cpp.texi ([Common Predefined Macros]): Document.
28046 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28048 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28049 order to use commutative addition instead of subtraction.
28051 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28052 Mircea Namolaru <namolaru@il.ibm.com>
28053 Vladimir Yanovsky <yanov@il.ibm.com>
28054 Revital Eres <eres@il.ibm.com>
28056 PR tree-optimization/34263
28057 * tree-outof-ssa.c (process_single_block_loop_latch,
28058 contains_tree_r): New functions.
28059 (analyze_edges_for_bb): Call process_single_block_loop_latch
28060 function to empty single-basic-block latch block if possible.
28062 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28064 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28066 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28068 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28070 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28072 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28074 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28076 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28078 PR tree-optimization/34618
28079 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28082 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28085 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28086 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28087 Update copyright year.
28089 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28090 Update copyright year.
28091 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28094 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28096 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28097 edge does not point to current bb before changing need_assert.
28099 2008-01-04 Richard Guenther <rguenther@suse.de>
28101 PR middle-end/34029
28102 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28103 for verifying purposes if they are is_gimple_min_invariant.
28105 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28107 PR tree-optimization/34448
28108 PR tree-optimization/34465
28109 * gimplify.c (gimplify_init_constructor): Add new parameter
28110 notify_temp_creation. Use it.
28111 (gimplify_modify_expr_rhs): Take volatiles into account when
28112 optimizing constructors.
28113 Do not optimize constructors if gimplify_init_constructor will dump to
28115 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28116 * gcc.c-torture/compile/pr34448.c: New.
28118 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28120 PR gcov-profile/34609
28121 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28122 return_slot if result is TREE_ADDRESSABLE.
28124 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28126 * config/mips/mips.md (sqrt_condition): Tweak comment.
28127 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28129 2008-01-03 Tom Tromey <tromey@redhat.com>
28132 * c-common.c (c_type_hash): Handle VLAs.
28134 2008-01-03 Jan Hubicka <jh@suse.cz>
28136 PR tree-optimization/31081
28137 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28138 0 when inlining and not inlining to first basic block.
28139 (remap_decl): When var is initialized to 0, don't set default_def.
28140 (expand_call_inline): Set entry_bb.
28141 * tree-inline.h (copy_body_data): Add entry_bb.
28143 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28146 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28149 PR tree-optimization/29484
28150 * tree-inline.c (inline_forbidden_p_2): New function.
28151 (inline_forbidden_p): Disallow inlining if some static var
28152 has an address of a local LABEL_DECL in its initializer.
28153 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28156 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28158 PR tree-optimization/34635
28159 * tree-data-ref.c (add_other_self_distances): Make sure that the
28160 evolution step is constant.
28162 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28164 PR middle-end/34608
28165 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28167 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28169 * tree-sra.c (scalarize_init): Insert the generate_element_init
28170 statements after the generate_element_zero statements.
28172 2008-01-02 Richard Guenther <rguenther@suse.de>
28174 PR middle-end/34093
28175 PR middle-end/31976
28176 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28177 for very large number of operands instead of ICEing.
28179 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28182 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28183 while stack probing.
28185 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28187 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28190 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28192 PR libmudflap/26442
28193 * tree-mudflap.c (mx_register_decls): Guard warning by
28194 !DECL_ARTIFICIAL check.
28196 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28198 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28199 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28200 sse5_perm<mode>): Fix constraints.