1 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
3 * config/alpha/alpha.c (alpha_set_memflags): Process memory
4 references in full insn sequence.
6 2008-12-09 Jason Merrill <jason@redhat.com>
9 * gimplify.c (gimplify_init_constructor): Don't write out a static
10 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
13 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
16 Fix testsuite/gfortran.dg/graphite/id-3.f90.
17 * graphite.c (scopdet_basic_block_info): Fix bug that found some
18 regions more than once.
19 * testsuite/gfortran.dg/graphite/id-3.f90: New.
20 * gcc/testsuite/gcc.dg/graphite/pr38084.c: New.
22 2008-12-09 Ben Elliston <bje@au.ibm.com>
24 * emutls.c (__emutls_get_address): Prototype.
25 (__emutls_register_common): Likewise.
27 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
29 2008-12-09 Ben Elliston <bje@au.ibm.com>
31 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
33 2008-12-08 Steve Ellcey <sje@cup.hp.com>
35 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
36 (nonlocal_goto_receiver): New instruction.
38 2008-12-08 Jakub Jelinek <jakub@redhat.com>
41 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
44 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
45 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
47 2008-12-08 Richard Henderson <rth@redhat.com>
50 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
52 * c-decl.c (parser_xref_tag): Use it.
53 (finish_enum): Likewise.
54 * tree.c (build_pointer_type_for_mode): Likewise.
55 (build_reference_type_for_mode, build_index_type): Likewise.
56 (build_range_type, make_vector_type): Likewise.
57 (build_common_tree_nodes_2): Likewise.
58 * stor-layout.c (compute_record_mode): Likewise.
59 (finalize_type_size, layout_type, make_fract_type): Likewise.
60 (make_accum_type, initialize_sizetypes): Likewise.
61 (vector_type_mode): New.
62 * function.c (allocate_struct_function): Call
63 invoke_set_current_function_hook before querying anything else.
65 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
67 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
69 * alias.c (find_base_term): Synch LO_SUM handling with what
72 2008-12-08 Andrew Haley <aph@redhat.com>
73 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
75 * gimple.h (gimple_build_try): Fix declaration.
77 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
78 * fixed-value.c (do_fixed_add): Likewise.
79 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
81 2008-12-08 Jakub Jelinek <jakub@redhat.com>
84 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
85 on parallel and task contexts.
87 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
89 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
91 2008-12-07 Richard Guenther <rguenther@suse.de>
93 PR tree-optimization/38405
94 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
95 not sign-extend truth values.
97 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
99 * tree-sra.c (scalarize_use): Create another temporary with the proper
100 type for signed types in the use_all && !is_output bitfield case.
102 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
104 PR rtl-optimization/36365
105 * df-core.c (df_worklist_dataflow_overeager): Remove.
106 (df_worklist_dataflow): Don't call it, use double-queue only.
107 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
109 2008-12-06 Jakub Jelinek <jakub@redhat.com>
112 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
113 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
115 2008-12-07 Ben Elliston <bje@au.ibm.com>
117 * gthr-single.h (__gthread_once): Adjust prototype to match all
118 other gthreads models.
120 2008-12-06 Jakub Jelinek <jakub@redhat.com>
122 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
123 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
126 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
127 operands to mult_type if it isn't narrower than op0's type.
129 2008-12-06 Jan Hubicka <jh@suse.cz>
130 Jakub Jelinek <jakub@redhat.com>
132 PR tree-optimization/38074
133 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
135 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
136 in both dirrection for first match heuristics.
137 (tree_bb_level_predictions): Disable noreturn heuristic when there
138 is no returning path.
140 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
142 PR rtl-optimization/38272
143 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
146 2008-12-05 Jakub Jelinek <jakub@redhat.com>
149 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
150 (pp_c_expression): Likewise.
152 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
155 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
157 2008-12-05 Jakub Jelinek <jakub@redhat.com>
160 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
161 arguments to HOST_WIDE_INT. If type has different signedness
162 than unsignedp or different precision from bitsize, create
163 the right type for BIT_FIELD_REF and cast to type.
164 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
167 2008-03-05 Richard Guenther <rguenther@suse.de>
169 * fold-const.c (fold_truthop): Remove code generating
170 BIT_FIELD_REFs of structure bases.
171 (fold_binary): Likewise.
172 (make_bit_field_ref): Remove.
173 (optimize_bit_field_compare): Remove.
174 (all_ones_mask_p): Remove.
176 2008-12-05 Jakub Jelinek <jakub@redhat.com>
178 * tree-sra.c (sra_explode_bitfield_assignment): Always
179 call unsigned_type_for, if the precision is higher than
180 needed, call build_nonstandard_integer_type.
183 * function.c (assign_parm_find_stack_rtl): If promoted_mode
184 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
188 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
189 only if internal_arg_pointer is a non-virtual pseudo.
191 2008-12-05 Joseph Myers <joseph@codesourcery.com>
193 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
194 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
195 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
197 2008-12-05 Jakub Jelinek <jakub@redhat.com>
199 PR tree-optimization/37716
200 * gimplify.c (gimplify_expr): Allow COND_EXPR if
201 gimplify_ctxp->allow_rhs_cond_expr.
203 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
205 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
206 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
208 (alpha_emit_conditional_branch): Do not generate direct branch
209 for UNORDERED comparisons.
211 2008-12-05 Andreas Schwab <schwab@suse.de>
213 * config/rs6000/linux-unwind.h (frob_update_context): Check for
216 2008-12-05 Jakub Jelinek <jakub@redhat.com>
219 * fold-const.c (fold_checksum_tree): Change buf type to union
222 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
225 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
227 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
229 2008-12-05 Ben Elliston <bje@au.ibm.com>
231 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
233 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
235 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
236 Gary Funck <gary@intrepid.com>
238 * cse.c (lookup_as_function): Delete mode frobbing code.
239 (equiv_constant): Re-implement it there for SUBREGs.
241 2008-12-04 Richard Guenther <rguenther@suse.de>
244 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
245 (tree-ssa-structalias.o): Remove errors.h dependency.
246 (tree-ssa-reassoc.o): Likewise.
247 * tree-ssa-reassoc.c: Do not include errors.h.
248 * tree-ssa-alias-warnings.c: Remove.
249 * tree-ssa-alias.c (compute_may_aliases): Remove call to
250 strict_aliasing_warning_backend.
251 * tree-ssa-structalias.c (emit_pointer_definition): New function.
252 (emit_alias_warning): Likewise.
253 (set_uids_in_ptset): Warn for clear cases of type-punning.
254 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
257 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
259 * cse.c (equiv_constant): Fix pasto.
261 2008-12-04 Nick Clifton <nickc@redhat.com>
263 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
264 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
265 formatting of quotes.
267 2008-12-04 Jakub Jelinek <jakub@redhat.com>
270 * fold-const.c (fold_checksum_tree): Allow modification of
273 2008-12-03 Jakub Jelinek <jakub@redhat.com>
276 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
277 have the right number of arguments.
279 2008-12-03 Richard Guenther <rguenther@suse.de>
282 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
285 2008-12-03 Tomas Bily <tbily@suse.cz>
288 * tree-loop-distribution.c (build_size_arg): New function.
289 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
290 Reorganized generating of stmts.
291 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
292 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
293 Indicate if analysis succeed.
294 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
295 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
296 Uses new definition of dr_analyze_innermost.
298 2008-12-03 Ben Elliston <bje@au.ibm.com>
300 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
302 2008-12-03 Jakub Jelinek <jakub@redhat.com>
304 PR tree-optimization/37716
305 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
306 all the needed operations as trees and gimplify_assign it to dst.
309 * configure.ac (gcc_cv_readelf): Look for readelf.
310 (gcc_cv_as_cfi_advance_working): Check for working
311 cfi advances with code alignment factor > 1.
312 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
314 * configure: Regenerated.
316 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
317 Jakub Jelinek <jakub@redhat.com>
318 Andrew Pinski <andrew_pinski@playstation.sony.com>
320 PR rtl-optimization/38281
321 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
322 set it to NULL_RTX afterwards.
324 * emit-rtl.c (set_insn_deleted): Fix formatting.
326 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
328 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
330 * config/mips/mips.md (IMOVE32): New mode iterator.
331 (movsi): Generalize with IMOVE32.
332 (*movsi_internal): Likewise.
333 (*mov<mode>_mips16): Likewise.
336 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
337 Maxim Kuvyrkov <maxim@codesourcery.com>
339 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
340 PC-relative addressing when compiling for uclinux PIC.
341 (__cmpdf_internal, __cmpsf_internal): Hide.
342 (__cmpdf, __cmpsf): Use PIC call sequence.
344 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
345 Jack Howarth <howarth@bromo.med.uc.edu>
347 * config/i386/t-darwin64: Add m32 multilib support.
349 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
351 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
353 2008-12-02 Jakub Jelinek <jakub@redhat.com>
356 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
357 before using it in POINTER_PLUS_EXPR.
359 2008-12-02 Richard Guenther <rguenther@suse.de>
361 PR tree-optimization/38359
362 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
365 2008-12-02 Martin Jambor <mjambor@suse.cz>
368 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
370 (forward_propagate_addr_into_variable_array_index): Check that the
371 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
372 than the gimple code directly.
374 2008-12-02 Ben Elliston <bje@au.ibm.com>
376 * config/spu/float_disf.c (__floatdisf): Prototype.
377 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
378 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
379 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
381 2008-12-02 DJ Delorie <dj@redhat.com>
383 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
384 (DWARF_CIE_DATA_ALIGNMENT): Define.
386 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
387 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
388 (xstormy16_expand_prologue): Likewise.
389 (xstormy16_expand_builtin_va_start): Likewise.
390 (xstormy16_gimplify_va_arg_expr): Likewise.
392 2008-12-02 Jakub Jelinek <jakub@redhat.com>
395 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
396 potentially returned from folding memcpy.
397 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
398 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
400 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
403 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
404 decoration of function RTL names here on Ada language.
406 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
408 PR rtl-optimization/38280
409 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
410 ira_rebuild_regno_allocno_list): New functions.
411 (regno_allocnos): New static variable.
412 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
413 Call ira_rebuild_regno_allocno_list.
415 2008-12-01 David Daney <ddaney@caviumnetworks.com>
416 Adam Nemet <anemet@caviumnetworks.com>
418 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
419 LINUX_DRIVER_SELF_SPECS.
421 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
423 PR rtl-optimization/37514
424 * reload1.c (reload_as_needed): Invalidate reg_last_reload
427 2008-12-01 Jakub Jelinek <jakub@redhat.com>
430 * c-omp.c (c_finish_omp_for): Only transform pointer
431 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
433 PR rtl-optimization/38245
434 * tree-vrp.c (abs_extent_range): New function.
435 (extract_range_from_binary_expr): Compute range
436 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
437 or includes zero or if vr1 is VR_RANGE and op0 has some
440 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
443 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
444 case by calculating ~(new_reg & val) instead of (~new_reg & val).
445 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
446 to (not:I48MODE (and:I48MODE (...))).
447 (sync_old_nand<mode>): Ditto.
448 (sync_new_nand<mode>): Ditto.
450 2008-12-01 Nick Clifton <nickc@redhat.com>
452 * config/stormy16/stormy16.md (CARRY_REG): New constant.
453 Replace uses of the "y" register class with direct references to
454 the CARRY_REG register.
455 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
456 register with clobbers of the carry register.
457 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
458 (xstormy16_split_cbranch): Remove redundant carry parameter.
459 (xstormy16_expand_arith): Likewise.
460 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
461 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
462 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
463 (CARRY_REGNUM): Define.
464 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
466 (xstormy16_expand_arith): Likewise.
468 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
470 * config/score/score.h (IRA_COVER_CLASSES): Define.
472 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
475 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
476 (divsi3_sp32): Add new alternative with 'K' for operand #2.
477 (cmp_sdiv_cc_set): Factor common string.
478 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
480 (cmp_udiv_cc_set): Factor common string.
482 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
485 * varasm.c (emutls_finish): Fix common registration.
487 2008-11-29 Jakub Jelinek <jakub@redhat.com>
490 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
492 2008-11-29 David Edelsohn <edelsohn@gnu.org>
494 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
495 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
496 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
497 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
498 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
499 Ignore sub-word case for now.
500 (sync_nand<mode>_internal): Represent NAND in RTL.
501 (sync_old_nand<mode): Same.
502 (sync_old_name<mode>_internal): Same.
503 (sync_new_nand<mode>): Same.
504 (sync_new_nand<mode>_internal): Same.
505 (sync_boolcshort_internal): Expect NAND.
507 2008-11-28 Richard Guenther <rguenther@suse.de>
509 PR tree-optimization/37955
510 PR tree-optimization/37742
511 * tree-vect-transform.c (vectorizable_store): Remove assert for
513 (vectorizable_load): Likewise.
515 2008-11-27 Richard Guenther <rguenther@suse.de>
517 * tree-ssa-structalias.c (intra_create_variable_infos): Make
518 a constraint for the static chain parameter.
520 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
522 * config/bfin/bfin.opt (micplb): New option.
523 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
524 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
525 ENABLE_WA_INDIRECT_CALLS): New macros.
526 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
528 (indirect_call_p): New function.
529 (workaround_speculation): Handle anomaly 05-00-0426 when
530 ENABLE_WA_INDIRECT_CALLS is true.
531 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
532 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
533 * doc/invoke.texi (Blackfin Options): Document -micplb.
535 2008-11-26 DJ Delorie <dj@redhat.com>
537 * config/m32c/mov.md ("extendhipsi2"): New.
539 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
541 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
542 * config/m32c/mov.md (zero_extendqihi2): Likewise.
544 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
546 * config/mips/mips.md (clear_hazard): Rename to
547 clear_hazard_<mode>. Use mode-specific addition.
548 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
549 or gen_clear_hazard_di depending on the size of Pmode.
551 2008-11-26 DJ Delorie <dj@redhat.com>
553 * configure.ac: Test m32c-elf-gas for .loc.
554 * configure: Likewise.
556 2008-11-26 Janis Johnson <janis187@us.ibm.com>
559 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
562 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
564 * config/i386/sync.md (memory_barrier_nosse): Disable also for
565 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
566 (memory_barrier): Do not generate memory_barrier_nosse instruction
568 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
570 2008-11-26 Fredrik Unger <fred@tree.se>
572 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
573 function name from __floatundisf.
574 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
577 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
578 Richard Guenther <rguenther@suse.de>
580 PR tree-optimization/37869
581 * tree-ssa-structalias.c (struct constraint_graph): Remove
582 pt_used and number_incoming members.
583 (build_pred_graph): Do not allocate them.
584 (condense_visit): Do not use them.
585 (label_visit): Likewise.
586 (free_var_substitution_info): Do not free them.
588 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
590 * doc/invoke.texi (ira-max-loops-num): Change semantics.
592 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
594 * ira-color.c (allocno_spill_priority): New function.
595 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
596 Print more info about the spilled allocno.
597 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
600 * ira-build.c (loop_node_to_be_removed_p): Remove.
601 (loop_compare_func, mark_loops_for_removal): New functions.
602 (remove_uneccesary_loop_nodes_from_loop_t): Use member
604 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
606 * ira.c (ira): Don't change flag_ira_algorithm.
608 * params.def (ira-max-loops-num): Change the value.
610 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
612 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
613 Disable unsupported alternative for ColdFire,
614 add new alternative that ColdFire can handle.
616 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
618 * regrename.c (merge_overlapping_regs): Add registers artificially
619 defined at the top of the basic block to the set of live ones just
620 before the first insn.
622 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
623 Joey Ye <joey.ye@intel.com>
626 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
627 false if we need to align the outgoing stack.
628 (ix86_update_stack_boundary): Check parm_stack_boundary.
630 2008-11-25 Richard Guenther <rguenther@suse.de>
634 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
635 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
636 in favor of dereferenced_ptrs.
637 (init_alias_info): Adjust.
638 (delete_alias_info): Likewise.
639 (compute_flow_insensitive_aliasing): Properly
640 include all aliased variables.
641 (update_alias_info_1): Use dereferenced_ptrs.
642 (setup_pointers_and_addressables): Likewise.
643 (get_smt_for): Honor ref-all pointers and pointers with known alias
645 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
647 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
650 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
651 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
653 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
655 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
657 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
659 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
661 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
664 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
665 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
667 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
669 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
670 UNSPECV_CMPXCHG_[12].
671 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
672 UNSPECV_CMPXCHG_[12].
675 * config/i386/sync.md (memory_barrier): New expander.
677 2008-11-24 Jakub Jelinek <jakub@redhat.com>
680 * dse.c (find_shift_sequence): Optimize extraction from a constant.
682 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
684 * pa.c (function_arg): Revert 2008-10-26 change.
686 2008-11-23 Helge Deller <deller@gmx.de>
688 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
689 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
690 succeeded and lws_ret is not equal to oldval.
692 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
694 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
696 2008-11-22 Andreas Schwab <schwab@suse.de>
698 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
701 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
703 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
704 Use constant 1 as the operand.
705 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
706 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
707 gen_rdhwr_synci_step_di depending on the size of Pmode.
709 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
712 * config/i386/i386.md (SWI248): New mode iterator.
713 (SWI32): Remove mode iterator.
714 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
715 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
716 iterator. Generate popcnt mnemonic without mode extensions
717 for Darwin x86 targets.
718 (*popcount<mode>2_cmp): Ditto.
719 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
720 extensions for Darwin x86 targets.
722 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
724 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
725 only if HAVE_AS_SPARC_UA_PCREL is defined.
727 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
729 * ira-costs.c (find_allocno_class_costs): Work out the maximum
730 allocno_costs value of the classees with the lowest total_costs
731 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
732 (setup_allocno_cover_class_and_costs): ...rather than here.
733 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
736 2008-11-22 Jakub Jelinek <jakub@redhat.com>
739 * builtins.c (expand_builtin_apply_args): Emit sequence before
740 parm_birth_insn instead of after entry_of_function's first insn.
743 * function.c (assign_parm_remove_parallels): Pass
744 data->passed_type as third argument to emit_group_store.
747 * final.c (mark_symbol_refs_as_used): New function.
748 * output.h (mark_symbol_refs_as_used): New prototype.
749 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
750 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
751 * config/arm/arm.md (consttable_4): Likewise.
754 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
756 2008-11-21 Jakub Jelinek <jakub@redhat.com>
759 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
760 propagate x = &a into *x = b if conversion from b to a's type is
763 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
765 * caller-save.c (insert_one_insn): Take into account REG_INC notes
766 for the liveness computation of the new insn.
768 2008-11-21 DJ Delorie <dj@redhat.com>
770 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
771 Moves to/from below100 space (W) can only use r0-r7.
773 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
776 * doc/invoke.texi (Optimization Options): Fix typo.
778 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
779 Xuepeng Guo <xuepeng.guo@intel.com>
781 * config.gcc (extra_headers): For x86 and x86-64, remove
782 gmmintrin.h, add immintrin.h and avxintrin.h.
784 * config/i386/gmmintrin.h: Renamed to ...
785 * config/i386/avxintrin.h: This. Issue an error if
786 _IMMINTRIN_H_INCLUDED is undedined.
788 * config/i386/immintrin.h: New.
790 2008-11-21 Jakub Jelinek <jakub@redhat.com>
793 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
794 mode of PLUS, not mode of the eliminated register.
796 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
798 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
799 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
800 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
801 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
802 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
803 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
804 (*nand<mode>3): Rename to *andnot<mode>3.
805 (*nandtf3): rename to *andnottf3.
806 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
807 Use CODE_FOR_mmx_andnotv2si3.
808 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
809 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
810 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
811 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
812 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
814 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
817 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
818 case by calculating ~(new_reg & val) instead of (~new_reg & val).
819 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
820 to (not:IMODE (and:IMODE (...))).
821 (sync_old_nand<mode>): Ditto.
822 (sync_new_nand<mode>): Ditto.
824 2008-11-20 Joseph Myers <joseph@codesourcery.com>
826 * config/arm/thumb2.md (thumb2_casesi_internal,
827 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
829 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
831 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
832 nand to the changed 4.4 semantic.
834 2008-11-20 Jakub Jelinek <jakub@redhat.com>
837 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
838 (fold_builtin_memory_op): Handle even the case where just one
839 of src and dest is an address of a var decl component, using
840 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
841 and readonly_data_expr src check.
842 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
845 PR rtl-optimization/36998
846 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
847 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
848 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
849 stack_adjust_offset callers.
850 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
852 (compute_barrier_args_size): Handle insns in annulled branches
855 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
858 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
859 Handle cases when integer argument crosses argument register boundary.
861 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
864 * config.gcc (i[34567]86-*-solaris2*): Don't include
865 i386/t-crtstuff here.
866 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
867 * config/i386/t-sol2: Move to libgcc/config/i386.
869 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
872 * tlink.c: Include "libiberty.h".
873 (initial_cwd): Change type into char *.
874 (tlink_init): Call getpwd instead of getcwd.
876 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
878 PR rtl-optimization/32283
879 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
880 of the induction variable to decide whether it may wrap.
881 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
882 initialization of the bound before the loop.
883 * simplify-rtx.c (simplify_binary_operation_1): Add two
884 simplifications regarding AND.
885 (simplify_plus_minus): Only fail if no simplification is possible.
886 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
888 2008-11-20 Jakub Jelinek <jakub@redhat.com>
891 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
892 checking until GIMPLE lowering.
893 * gimple-low.c (check_call_args): New function.
894 (lower_stmt) <case GIMPLE_CALL>: Call it.
896 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
898 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
899 with the same type as the first operand of the AND expression.
901 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
904 * ira-int.h (struct ira_loop_tree_node): New member
905 entered_from_non_parent_p.
907 * ira-color.c (print_loop_title): Print loop bbs.
909 * ira-emit.c (entered_from_non_parent_p,
910 setup_entered_from_non_parent_p): New functions.
911 (not_modified_p): Rename to store_can_be_removed_p. Check there
913 (generate_edge_moves): Use store_can_be_removed_p instead of
915 (ira_emit): Call setup_entered_from_non_parent_p.
917 * ira-build.c (copy_info_to_removed_store_destinations):
918 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
919 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
920 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
921 update all accumulated attributes.
923 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
926 * ira-int.h (ira_copy_allocno_live_range_list,
927 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
928 ira_finish_allocno_live_range_list): New prototypes.
929 (ira_allocno_live_ranges_intersect_p,
930 ira_pseudo_live_ranges_intersect_p): Remove.
932 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
933 ira_pseudo_live_ranges_intersect_p): Rename to
934 allocnos_have_intersected_live_ranges_p and
935 pseudos_have_intersected_live_ranges_p. Move them from here to ...
937 * ira-color.c: ... here
938 (coalesced_allocno_conflict_p): Use
939 allocnos_have_intersected_live_ranges_p.
940 (coalesced_allocnos_living_at_program_points,
941 coalesced_allocnos_live_at_points_p,
942 set_coalesced_allocnos_live_points): Remove.
943 (slot_coalesced_allocnos_live_ranges,
944 slot_coalesced_allocno_live_ranges_intersect_p,
945 setup_slot_coalesced_allocno_live_ranges): New.
946 (coalesce_spill_slots): Use ranges of coalesced allocnos.
947 (ira_sort_regnos_for_alter_reg): Use
948 allocnos_have_intersected_live_ranges_p.
949 (ira_reuse_stack_slot): Use
950 pseudos_have_intersected_live_ranges_p.
952 * global.c (pseudo_for_reload_consideration_p): Check
953 flag_ira_share_spill_slots too.
955 * ira-build.c (copy_allocno_live_range_list): Rename to
956 ira_copy_allocno_live_range_list. Make it external.
957 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
959 (ira_allocno_live_ranges_intersect_p): New.
960 (ira_finish_allocno_live_range_list): New.
961 (finish_allocno): Use it.
962 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
963 (copy_info_to_removed_store_destinations): Ditto. Use
964 ira_copy_allocno_live_range_list.
965 (ira_flattening): Use ira_merge_allocno_live_ranges.
967 * ira.c (too_high_register_pressure_p): New function.
968 (ira): Switch off sharing spill slots if the pressure is too high.
970 2008-11-19 Richard Guenther <rguenther@suse.de>
972 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
973 non-sizetype offsets if their precision matches that of the pointer.
974 * expr.c (expand_expr_real_1): Always sign-extend the offset
975 operand of a POINTER_PLUS_EXPR.
977 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
979 * config.gcc: Unobsolete mips-sgi-irix[56]*.
980 (mips-sgi-irix[56]*): No need to use fixproto.
982 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
983 Paul Brook <paul@codesourcery.com>
985 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
988 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
990 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
992 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
995 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
996 (separate_decls_in_region): Create shared struct even when there
999 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1001 * config/picochip/picochip.c (headers): Remove an unnecessary
1004 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1007 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1008 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1010 * config/m68k/m68k.md: Adjust all conditional branches that use the
1011 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1013 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1016 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1017 is a register or zero operand in the correct mode before generating
1018 mtch1 insn or a register operand in the correct mode before generating
1020 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1022 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1024 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1025 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1026 mipsisa*-*-elf*. Handle mipsisa64r2*.
1027 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1028 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1030 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1031 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1033 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1034 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1035 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1038 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1041 * config/i386/i386.md (allocate_stack_worker_32,
1042 allocate_stack_worker_64): Don't use match_dup between input and
1044 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1045 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1047 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1049 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1050 is forced when trying to do a symbol link for it.
1052 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1054 * expmed.c (extract_bit_field_1): Also use a temporary and
1055 convert_extracted_bit_field when the conversion from ext_mode to
1056 the target mode requires explicit truncation.
1058 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1060 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1062 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1063 registers when not optimizing.
1065 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1067 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1068 and its associated define_split. Expose the all-d alternative
1069 to the register allocator, but mark it with "?". Mark the first
1070 alternative with "*?*?".
1071 (*mul_sub_si): Likewise.
1072 (*mul_acc_si_r3900): New pattern.
1074 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1077 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1078 propagating x = &a into *x = b, add a cast if not useless
1079 type conversion or don't optimize if another stmt would be
1082 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1085 * optabs.c (expand_sync_operation): Properly handle NAND case
1086 by calculating ~(t1 & val) instead of (~t1 & val).
1087 * builtins.c (expand_builtin_sync_operation): Warn for changed
1088 semantics in NAND builtins.
1089 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1091 * doc/invoke.texi (Warning options): Add Wsync-nand.
1092 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1093 __sync_fetch_and_nand builtin operation in the example. Add a note
1094 about changed semantics in GCC 4.4.
1095 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1096 operation in the example. Add a note about changed semantics in
1099 2008-11-16 Jan Hubicka <jh@suse.cz>
1101 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1104 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1106 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1109 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1112 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1113 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1115 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1116 rather than call_really_used_regs when handling $gp.
1118 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1121 * config/mips/mips.c (machine_function): Update the comment
1122 above global_pointer.
1123 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1124 that a function doesn't need a global pointer.
1125 (mips_current_loadgp_style): Update accordingly.
1126 (mips_restore_gp): Likewise.
1127 (mips_output_cplocal): Likewise.
1128 (mips_expand_prologue): Likewise.
1130 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1132 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1133 parameter. Use DImode for computing the number of registers.
1134 (function_arg): Adjust for above change.
1135 (function_value): Likewise.
1137 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1139 PR tree-optimization/37950
1140 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1141 not computed for the current function.
1143 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1146 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1147 gpr and other COMPONENT_REFs.
1149 2008-11-15 Richard Guenther <rguenther@suse.de>
1151 PR tree-optimization/38051
1152 * tree-ssa-alias.c (update_alias_info_1): Manually find
1155 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1157 * doc/invoke.texi (-mfix-r10000): Document.
1158 * config/mips/mips.opt (mfix-r10000): New option.
1159 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1160 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1161 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1162 (MIPS_SYNC_OP): Likewise.
1163 (MIPS_SYNC_OP_12): Likewise.
1164 (MIPS_SYNC_OLD_OP_12): Likewise.
1165 (MIPS_SYNC_NEW_OP_12): Likewise.
1166 (MIPS_SYNC_OLD_OP): Likewise.
1167 (MIPS_SYNC_NAND): Likewise.
1168 (MIPS_SYNC_OLD_NAND): Likewise.
1169 (MIPS_SYNC_EXCHANGE): Likewise.
1170 (MIPS_SYNC_EXCHANGE_12): Likewise.
1171 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1173 (MIPS_SYNC_NEW_NAND): Likewise.
1174 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1175 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1176 (mips_output_sync_loop): New function.
1177 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1178 Make -mfix-r10000 require branch-likely instructions.
1179 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1180 mips_output_sync_loop.
1181 (compare_and_swap_12): Likewise.
1182 (sync_add<mode>): Likewise.
1183 (sync_<optab>_12): Likewise.
1184 (sync_old_<optab>_12): Likewise.
1185 (sync_new_<optab>_12): Likewise.
1186 (sync_nand_12): Likewise.
1187 (sync_old_nand_12): Likewise.
1188 (sync_new_nand_12): Likewise.
1189 (sync_sub<mode>): Likewise.
1190 (sync_old_add<mode>): Likewise.
1191 (sync_old_sub<mode>): Likewise.
1192 (sync_new_add<mode>): Likewise.
1193 (sync_new_sub<mode>): Likewise.
1194 (sync_<optab><mode>): Likewise.
1195 (sync_old_<optab><mode>): Likewise.
1196 (sync_new_<optab><mode>): Likewise.
1197 (sync_nand<mode>): Likewise.
1198 (sync_old_nand<mode>): Likewise.
1199 (sync_new_nand<mode>): Likewise.
1200 (sync_lock_test_and_set<mode>): Likewise.
1201 (test_and_set_12): Likewise.
1203 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1205 * gcc.c (cc1_options): Fix comment.
1207 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1210 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1211 argtype instead of result_type.
1213 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1215 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1216 subloop_next/next and subloops/childen fields.
1218 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1220 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1221 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1222 (LOCAL_INCLUDE_DIR): Undefine.
1223 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1225 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1227 PR rtl-optimization/37397
1228 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1229 (ALLOCNO_BAD_SPILL_P): New macro.
1231 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1233 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1234 (create_cap_allocno, propagate_allocno_info,
1235 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1236 (update_bad_spill_attribute): New function.
1237 (ira_build): Call it.
1239 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1241 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1243 PR tree-optimization/38104
1244 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1245 before calling mark_symbols_for_renaming, not after it.
1247 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1249 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1250 (OVERRIDE_OPTIONS): Likewise.
1252 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1253 Andrew Stubbs <ams@codesourcery.com>
1254 Gunnar Von Boehn <gunnar@genesi-usa.com>
1257 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1258 the shorter LEA insn over ADD.L where possible.
1260 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1262 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1263 systems, which are assumend to always provide SSP-support in glibc.
1264 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1266 * configure: Regenerate.
1268 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1271 * function.c (gimplify_parameters): For callee copies parameters,
1272 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1274 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1277 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1278 x86 parts into the `i[34567]86-*-linux*' and parts that are
1279 independent of the processor architecture into the `*-*-linux*' cases.
1280 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1281 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1282 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1283 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1284 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1285 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1286 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1288 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1290 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1291 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1292 (ls2_idiv): Likewise idiv3.
1293 (ls2_prefetch): New reservation.
1294 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1295 * config/mips/mips.md (type): Add imul3nc and idiv3.
1296 (length): Handle idiv3.
1297 (any_mod): New code_iterator.
1298 (u): Handle MOD and UMOD.
1299 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1300 (prefetch): Handle TARGET_LOONGSON_2EF.
1302 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1305 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1306 (prune_unused_types_walk): Call it for non-perennial local classes.
1307 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1308 entry, just set it to 2 and recurse on children, don't walk attributes
1311 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1313 * c-common.c (warn_about_parentheses): Add missing whitespace
1316 2008-11-13 Paul Brook <paul@codesourcery.com>
1318 * doc/invoke.texi: Document --fix-cortex-m3.
1319 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1320 Cortex-M3 cpu is selected.
1321 (output_move_double): Avoid overlapping base register and first
1322 destination register when fix_cm3_ldrd.
1323 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1325 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1328 * gimple.h (gimple_range_check_failed): Remove prototype.
1329 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1331 (gimple_range_check_failed): Removed.
1333 2008-11-13 Andrew Haley <aph@redhat.com>
1336 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1339 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1343 2007-05-07 Mike Stump <mrs@apple.com>
1344 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1345 also checks for and while statements in C++.
1347 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1350 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1351 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1352 - which clones are reachable - as "abstract and needed".
1353 * cgraph.c (cgraph_release_function_body): If a node is
1354 "abstract and needed", do not release its DECL_INITIAL() content
1355 that will be needed to emit debug info.
1357 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1360 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1361 to set HAVE_GETIPINFO.
1362 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1363 * configure: Regenerate.
1364 * config.in: Regenerate.
1366 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1369 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1371 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1374 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1375 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1377 2008-11-12 Jason Merrill <jason@redhat.com>
1380 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1383 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1385 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1386 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1388 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1389 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1391 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1393 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1394 packed-stack special handling.
1395 (FRAME_ADDR_RTX): Add definition.
1397 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1400 * fold-const.c (native_encode_string): New function.
1401 (native_encode_expr): Use it for STRING_CST.
1403 2008-11-12 DJ Delorie <dj@redhat.com>
1405 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1406 insns if the intermediate value will be used later.
1408 2008-11-12 Andreas Schwab <schwab@suse.de>
1410 * config/m68k/m68k.c (print_operand): Mask off extra extension
1411 bits when writing out the representation of real values.
1413 2008-11-12 Ira Rosen <irar@il.ibm.com>
1415 PR tree-optimization/38079
1416 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1419 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1422 * c-pretty-print.c (pp_c_complex_expr): New function.
1423 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1426 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1427 than INNER and INNER is a constant, forcibly align INNER as much
1430 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1432 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1434 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1436 PR rtl-optimization/37363
1437 * simplify-rtx.c (simplify_plus_minus): Don't create
1438 (const (minus ...)) expresisons.
1440 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1442 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1445 2008-11-10 Catherine Moore <clm@codesourcery.com>
1447 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1449 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1450 (BASE_DRIVER_SELF_SPECS): Remove.
1451 (DRIVER_SELF_SPECS): New definition.
1452 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1453 BASE_DRIVER_SELF_SPECS.
1454 * config/mips/sde.h: Likewise.
1455 * config/mips/iris6.h: Likewise.
1456 * config/mips/vr.h: Likewise.
1457 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1459 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1461 PR rtl-optimizations/37948
1462 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1463 (ira_create_copy, ira_add_allocno_copy): New parameter.
1465 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1466 to ira_add_allocno_copy.
1467 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1468 parameter to process_regs_for_copy.
1469 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1470 Fix typo in passing second allocno to ira_add_allocno_copy.
1472 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1473 coalesced allocnos list.
1474 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1476 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1477 (add_ira_allocno_to_ordered_bucket): Rename to
1478 add_allocno_to_ordered_bucket.
1479 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1480 head of coalesced allocnos list.
1481 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1482 Check that it is aready calculated.
1483 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1484 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1486 (coalesce_allocnos): Do extended coalescing too.
1488 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1489 parameter to ira_add_allocno_copy.
1491 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1493 (print_copy): Print copy origination too.
1495 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1498 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1500 PR rtl-optimization/37514
1501 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1502 flag_ira_share_spill_slots to 2 if it's already non-zero.
1503 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1504 flag_ira_share_spill_slots is 2.
1506 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1508 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1509 (prologue_enter_32): Set FB to SP - 4.
1511 2008-11-10 DJ Delorie <dj@redhat.com>
1513 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1514 constraint for single-bit-clear in lower byte of HI constant, vs
1515 Imb which just ignores the upper byte.
1516 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1517 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1518 (iorhi3_16): Check for single bit set, not single bit clear.
1520 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1522 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1524 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1526 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1528 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1529 values living in memory and use more precise alignment information.
1531 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1534 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1535 after __mf_check call if the call must end a bb.
1537 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1541 * combine.c (force_to_mode): Do not process vector types.
1543 * rtlanal.c (nonzero_bits1): Do not process vector types.
1544 (num_sign_bit_copies1): Likewise.
1546 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1548 * config/i386/gnu.h: Add copyright and licensing header.
1549 * config/gnu.h: Likewise.
1551 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1553 * fwprop.c (fwprop_done): Call df_remove_problem.
1555 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1558 * tree-scalar-evolution.c (instantiate_scev_1): Return
1559 chrec_dont_know for VL_EXP_CLASS_P.
1561 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1563 * reg-stack.c (reg_to_stack): Add missing braces in memset
1566 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1568 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1569 (NO_PROFILE_COUNTERS): New define.
1571 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1574 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1576 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1579 * config/sparc/constraints.md (D): New.
1580 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1581 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1583 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1584 Use the 'D' constraint in addition to 'F' in some alternatives.
1585 (DF splitter): Generalize for V64mode.
1586 * doc/md.texi (SPARC): Document the 'D' constraint.
1588 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1590 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1592 2008-11-06 Ben Elliston <bje@au.ibm.com>
1594 * gcc.c: Remove ancient comment about a bug in Sun cc.
1596 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1598 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1600 2008-11-06 Ben Elliston <bje@au.ibm.com>
1602 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1604 2008-11-06 Ben Elliston <bje@au.ibm.com>
1606 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1609 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1612 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1615 2008-11-05 Martin Jambor <mjambor@suse.cz>
1618 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1619 pointer arithmetics into array_ref if the array is accessed
1620 through an indirect_ref.
1622 2008-11-05 Richard Guenther <rguenther@suse.de>
1625 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1626 qualified pointer conversion before stripping qualifiers.
1627 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1628 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1629 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1632 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1633 properly canonicalize binary ops.
1634 (forward_propagate_addr_expr_1): Use
1635 may_propagate_address_into_dereference.
1637 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1640 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1641 Initialize uninitialized input registers with a NaN.
1643 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1647 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1649 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1653 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1654 exits and conditions.
1655 * testsuite/gcc.dg/graphite/pr37943.c: New.
1657 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1658 Andrew Pinski <andrew_pinski@playstation.sony.com>
1661 * c-common.c (warn_for_sign_compare): For complex result_type
1662 use component's type.
1664 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1666 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1668 * print-tree.c (print_node): Don't print DECL_INITIAL
1672 * c-common.c (parse_optimize_options): Save and restore
1673 flag_strict_aliasing around decode_options call.
1675 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1677 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1678 (host_detect_local_cpu): Use it instead of casted strings to
1679 compare vendor signatures.
1681 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1684 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1685 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1687 2008-11-03 Catherine Moore <clm@codesourcery.com>
1689 * config/mips.c (mips_conditional_register_usage): Handle the
1690 DSP control register.
1691 * doc/extend.texi: Document the DSP control register.
1693 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1694 Jakub Jelinek <jakub@redhat.com>
1696 * omp-low.c (expand_omp_for_generic): If iter_type has different
1697 precision than type and type is a pointer type, cast n1 and n2
1698 first to an integer type with the same precision as pointers
1699 and only afterwards to iter_type.
1701 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1703 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1704 (UNSPEC_GOTSYM_OFF): New unspec.
1705 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1706 (pic_add_dot_plus_eight): Likewise.
1707 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1708 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1709 UNSPEC_PIC_BASE operands.
1710 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1711 (arm_output_addr_const_extra): Handle it.
1713 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1715 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1716 integer class to full integer class if the offset is not word-aligned.
1718 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1721 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1723 (doloop_optimize): Update call to doloop_modify.
1725 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1727 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1729 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1732 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1733 gcc_cv_as_cfi_directive.
1734 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1735 merging read-only and read-write sections or assembler emits
1736 read-write .eh_frame sections.
1737 * configure: Regenerate.
1739 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1742 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1744 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1746 (rs6000_emit_prologue): Invert logic.
1747 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1748 (reg:P 11) instead of match_operand.
1749 (*save_fpregs_<mode>): Likewise.
1750 (*restore_gpregs_<mode>): Likewise.
1751 (*return_and_restore_gpregs_<mode>): Likewise.
1752 (*return_and_restore_fpregs_<mode>): Likewise.
1753 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1754 (reg:P 11) insted of match_operand.
1755 (*restore_gpregs_spe): Likewise.
1756 (*return_and_restore_gpregs_spe): Likewise.
1758 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1760 PR tree-optimization/37684
1761 * gcc.dg/graphite/pr37684.c: New.
1762 * graphite.c (exclude_component_ref): New.
1763 (is_simple_operand): Call exclude_component_ref.
1765 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1767 PR tree-optimization/36908
1768 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1769 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1770 (number_of_rw_in_partition): New.
1771 (partition_contains_all_rw): New.
1772 (ldist_gen): Do not distribute when one of the partitions
1773 contains all the memory operations.
1775 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1777 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1778 EDGE_IRREDUCIBLE_LOOP.
1780 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1782 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1783 where we have one entry point in the loop which isn't the head.
1785 2008-11-03 Richard Guenther <rguenther@suse.de>
1788 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1790 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1793 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1794 for ipa and simple ipa passes.
1796 2008-11-02 Richard Guenther <rguenther@suse.de>
1798 PR tree-optimization/37542
1799 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1800 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1801 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1802 (vn_nary_op_insert_stmt): Likewise.
1803 (visit_use): Likewise.
1805 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1807 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1809 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1810 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1811 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1812 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1813 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1814 peephole2's): Replace unspec with rotate.
1815 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1817 2008-11-02 Richard Guenther <rguenther@suse.de>
1819 PR tree-optimization/37991
1820 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1821 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1822 (set_ssa_val_to): Print if the value changed.
1823 (simplify_binary_expression): Strip useless conversions.
1825 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1828 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1831 2008-11-01 Richard Guenther <rguenther@suse.de>
1834 * builtins.c (fold_builtin_strspn): Return a size_t.
1835 (fold_builtin_strcspn): Likewise.
1837 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1839 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1840 attribute for struct return convention.
1842 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1844 * config/rs6000/crtsavres.asm: Really, really delete.
1846 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1848 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1850 (rs6000_emit_prologue): Invert logic.
1851 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1852 (reg:P 11) instead of match_operand.
1853 (*save_fpregs_<mode>): Likewise.
1854 (*restore_gpregs_<mode>): Likewise.
1855 (*return_and_restore_gpregs_<mode>): Likewise.
1856 (*return_and_restore_fpregs_<mode>): Likewise.
1857 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1858 (reg:P 11) insted of match_operand.
1859 (*restore_gpregs_spe): Likewise.
1860 (*return_and_restore_gpregs_spe): Likewise.
1862 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1864 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1865 list of word switches that take args.
1867 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1869 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1870 (s390_output_pool_entry): Call it through for_each_rtx.
1873 * expr.c (store_constructor): For vectors, if target is a MEM, use
1874 target's MEM_ALIAS_SET instead of elttype alias set.
1876 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1879 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1882 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1885 * config/rs6000/predicates.md (word_offset_memref_operand):
1886 Restructure code and look inside auto-inc/dec addresses.
1888 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1891 * libgcov.c ( __gcov_indirect_call_profiler): Check
1892 TARGET_VTABLE_USES_DESCRIPTORS.
1894 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1896 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1897 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1898 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1899 offset if eliminating soft frame pointer.
1900 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1901 (stack_protect_test_si): Add initial machine description
1902 for Stack Smashing Protector
1904 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1907 * c-common.c (min_precision): Move to...
1908 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1909 * tree.h (tree_int_cst_min_precision): Declare.
1910 * c-common.h (min_precision): Delete declaration.
1911 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1912 multiplication of non-negative integer constants.
1913 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1914 tree_int_cst_min_precision.
1915 (finish_enum): Likewise.
1917 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1920 * convert.c (convert_to_real): Do not optimize conversions of
1921 binary arithmetic operations between binary and decimal
1922 floating-point types. Consider mode of target type in determining
1923 decimal type for arithmetic. Unless
1924 flag_unsafe_math_optimizations, do not optimize binary conversions
1925 where this may change rounding behavior.
1926 * real.c (real_can_shorten_arithmetic): New.
1927 * real.h (real_can_shorten_arithmetic): Declare.
1929 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1931 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1932 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1933 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1935 (must_save_p): For some workarounds, interrupts need to clobber a
1937 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1938 and LC1 for WA_05000257.
1939 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1940 WA_05000283 and WA_05000315.
1941 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1942 (movbi): Add alternative to set CC to 1; improve code for setting
1944 (dummy_load): New pattern.
1946 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1949 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1950 BLKmode for non-memory, convert using a wider MODE_INT mode
1954 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1955 that haven't been removed yet.
1957 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1959 * config/bfin/bfin.c (struct machine_function): New member
1960 has_loopreg_clobber.
1961 (bfin_expand_movmem): Set it when generating memcpy insns.
1962 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1963 expand_epilogue_reg_restore): If we have hardware loops,
1964 memcpy insns (indicated by has_loopreg_clobber) or function
1965 calls, we need to save the loop registers.
1967 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1969 * config/i386/i386.c (core2_cost): Fix typos in comments.
1971 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1974 * combine.c (make_compound_operation): Don't call make_extraction with
1975 non-positive length.
1976 (simplify_shift_const_1): Canonicalize count even if complement_p.
1978 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1980 * convert.c (strip_float_extensions): Do not remove or introduce
1981 conversions between binary and decimal floating-point types.
1983 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1986 * fold-const.c (distribute_bit_expr): Convert common, left and
1987 right arguments to type.
1989 2008-10-28 Nick Clifton <nickc@redhat.com>
1991 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1992 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1993 call_really_used_regs array rather than the call_used_regs array.
1994 (mn10300_get_live_callee_saved_regs, expand_prologue,
1995 expand_epilogue, output_tst): Likewise.
1997 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2000 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2001 (df_get_entry_block_def_set): Neither here.
2002 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2004 PR tree-optimization/37879
2005 * predict.c (tree_estimate_probability): Check if last_stmt is
2006 non-NULL before dereferencing it.
2008 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2010 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2011 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2012 (ira_fast_allocation): Remove the prototype.
2014 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2015 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2016 (color_pass): Modify the updated costs.
2017 (ira_color): Rename to color. Make it static.
2018 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2019 (ira_color): New function.
2021 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2024 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2026 (set_allocno_live, clear_allocno_live, mark_ref_live,
2027 mark_ref_dead): Invalidate corresponding element of
2028 allocno_saved_at_call.
2029 (process_bb_node_lives): Increment last_call_num. Setup
2030 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2031 allocno was already saved.
2032 (ira_create_allocno_live_ranges): Initiate last_call_num and
2033 allocno_saved_at_call.
2035 * ira-build.c (ira_create_allocno): Initiate
2036 ALLOCNO_UPDATED_COVER_CLASS_COST.
2037 (create_cap_allocno, propagate_allocno_info,
2038 remove_unnecessary_allocnos): Remove setting updated costs.
2039 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2041 * ira.c (ira): Don't call ira_fast_allocation.
2043 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2046 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2049 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2051 * ira-int.h (ira_hard_regno_cover_class): New.
2053 * ira-lives.c (mark_reg_live, mark_reg_dead,
2054 process_bb_node_lives): Use ira_hard_regno_cover_class.
2056 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2057 (setup_hard_regno_cover_class): New function.
2058 (ira_init): Call setup_hard_regno_cover_class.
2060 * ira-costs.c (cost_class_nums): Add comment.
2061 (find_allocno_class_costs): Initiate cost_class_nums.
2062 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2064 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2067 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2068 Rename to copy_info_to_removed_store_destinations. Propagate
2069 conflict hard regs and register stack attribute.
2071 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2074 * pa.c (function_arg_padding): Pad complex and vector types
2075 upward in 64-bit runtime.
2076 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2078 2008-10-26 Matthias Klose <doko@ubuntu.com>
2080 * doc/install.texi: Document requirements on antlr.
2082 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2084 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2087 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2090 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2091 is defined, use it to modify the constant offset.
2093 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2095 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2096 and short arguments to the correct location as mandated by the ABI.
2098 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2100 PR rtl-optimization/37769
2101 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2103 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2105 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2106 unwind-dw2-Os-4-200.o.
2108 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2110 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2111 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2113 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2115 PR tree-optimization/36038
2116 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2117 add sizetype IV with initial value zero instead of pointer type.
2119 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2122 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2123 around bit operation.
2124 * profile.c (is_edge_inconsistent): Likewise.
2125 * fold-const.c (truth_value_p): Move from here...
2126 * tree.h (truth_value_p): ... to here.
2127 * c-tree.h (c_expr): Update description of original_code.
2128 * c-typeck.c (parser_build_unary_op): Set original_code.
2129 (parser_build_binary_op): Update call to warn_about_parentheses.
2130 * c-common.c (warn_about_parentheses): Take two additional
2131 arguments of the operands. Use a switch. Quote operators
2132 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2133 Add warning about !x | y and !x & y.
2134 * c-common.h (warn_about_parentheses): Update declaration.
2136 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2138 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2139 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2140 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2142 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2143 (check-%): For test targets listed in lang_checks_parallelized
2144 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2145 run the testing in multiple make goals, possibly parallel, and
2146 afterwards run dg-extract-results.sh to merge the sum and log files.
2148 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2150 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2151 (mips_move_to_gpr_cost): Likewise.
2152 (mips_move_from_gpr_cost): Likewise.
2153 (mips_register_move_cost): Make more fine-grained.
2155 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2157 * graphite.c (graphite_apply_transformations): Check for
2158 -fgraphite-identity.
2159 * toplev.c (process_options): Add graphite_identity.
2160 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2162 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2164 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2165 mulhisihl and mulhisihh builtins.
2167 From Jie Zhang <jie.zhang@analog.com>
2168 * config/bfin/bfin.md (composev2hi): Put operands into vector
2171 2008-10-22 Chao-ying Fu <fu@mips.com>
2173 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2175 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2177 From Mike Frysinger <michael.frysinger@analog.com>
2178 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2179 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2180 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2181 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2182 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2183 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2184 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2185 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2186 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2187 __ADSPBF51x__ for all of them.
2188 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2189 -mcpu bf512, bf514, bf516, and bf518.
2190 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2191 bf512-none, bf514-none, bf516-none, and bf518-none.
2192 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2193 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2194 * doc/invoke.texi (Blackfin Options): Document that
2195 -mcpu now accepts bf512, bf514, bf516, and bf518.
2197 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2200 * fold-const.c (build_range_type): For 1 .. signed_max
2201 range call build_nonstandard_inter_type if signed_type_for
2202 returned a type with bigger precision.
2204 2008-10-22 Richard Guenther <rguenther@suse.de>
2206 * tree.def (COMPLEX_TYPE): Constrain element type.
2207 * tree.c (build_complex_type): Assert that.
2208 * tree-ssa-structalias.c (could_have_pointers): Complex types
2209 cannot have pointers.
2211 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2214 * c-typeck.c (convert_for_assignment): Do not give declaration's
2215 location for builtins. Spell out which type was expected and which
2218 2008-10-22 Nick Clifton <nickc@redhat.com>
2220 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2221 the fdpic register to be a target when running in fdpic mode.
2223 2008-10-22 Rafael Espindola <espindola@google.com>
2225 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2226 newly created statements.
2228 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2231 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2232 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2233 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2235 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2238 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2239 Adjust -mcmodel=medium description for 2005-07-31 changes.
2241 2008-10-22 Jan Hubicka <jh@suse.cz>
2242 Jakub Jelinek <jakub@redhat.com>
2245 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2247 2008-10-21 Richard Henderson <rth@redhat.com>
2250 * emit-rtl.c (get_spill_slot_decl): Export.
2251 * emit-rtl.h (get_spill_slot_decl): Declare.
2252 * var-tracking.c (vt_add_function_parameters): Relax assertion
2253 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2255 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2257 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2258 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2261 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2264 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2265 processed by get_maxval_strlen.
2267 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2270 * tree.c (get_file_function_name): Copy first_global_object_name.
2271 Centralize call to clean_symbol_name.
2273 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2275 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2276 * config/svr4.h (SVR4_ASM_SPEC): New.
2277 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2278 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2280 * doc/invoke.texi (Option Summary): Add -T to linker options.
2281 (Link Options): Document -T.
2283 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2285 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2288 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2291 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2293 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2295 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2298 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2300 * doc/install.texi: Fix typos in previous patch.
2302 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2304 * doc/install.texi: Document in-tree building of gcc and mpfr.
2306 2008-10-19 Richard Guenther <rguenther@suse.de>
2308 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2310 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2313 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2314 (build_enumerator): Convert enumerators that fit in integer to
2317 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2319 * config/i386/i386.md (unnamed peephole2): Do not force memory
2320 operands of arith or logical instructions into registers for
2321 non-TARGET_READ_MODIFY targets.
2323 (ffs_cmove): Change operand 0 predicate to register_operand.
2324 Change operand 1 predicate to nonimmediate_operand.
2326 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2328 2008-10-18 Richard Guenther <rguenther@suse.de>
2330 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2331 VIEW_CONVERT_EXPR case against invalid gimple.
2333 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2335 * c-parser.c (c_parser_binary_expression): Silence the
2336 uninitialized variable warning emitted for binary_loc.
2338 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2340 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2343 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2346 * c-typeck.c (build_unary_op): Use omit_one_operand for
2347 IMAGPART_EXPR of real argument.
2349 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2351 PR tree-optimization/37664
2352 * fold-const.c (fold_binary): When optimizing comparison with
2353 highest or lowest type's value, don't consider TREE_OVERFLOW.
2355 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2358 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2359 * coverage.c: Include tm_p.h.
2360 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2361 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2362 dollar signs from PREFIX.
2363 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2364 instead of manual strip_name_encoding.
2366 2008-10-16 Richard Guenther <rguenther@suse.de>
2369 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2370 volatile qualified functions or methods as relevant.
2372 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2374 PR tree-optimization/37525
2375 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2376 sizetype unsigned constants, both in the case of C and bounds.
2378 2008-10-15 Jan Hubicka <jh@suse.cz>
2380 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2382 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2385 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2386 HARD_REGNO_CALL_PART_CLOBBERED.
2388 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2391 * ira-lives.c (mark_early_clobbers): Remove.
2392 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2393 check_and_make_def_conflicts,
2394 make_early_clobber_and_input_conflicts,
2395 mark_hard_reg_early_clobbers): New functions.
2396 (process_bb_node_lives): Call
2397 make_early_clobber_and_input_conflicts and
2398 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2400 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2401 early clobbers of pseudo-registers.
2403 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2406 * ira-build.c (ira_flattening): Recalculate
2407 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2408 from the scratch instead of the propagation.
2410 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2412 * doc/rtl.texi (const_double): Remove the "addr" operand.
2413 Describe CONST_DOUBLE_* macros under const_double rather
2415 (const_fixed): Fix the operand description.
2416 (const): Add an @findex directive.
2417 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2418 after the constant rtl table.
2419 (fix): Combine floating-point and fixed-point descriptions.
2421 * sched-deps.c (sched_analyze_2): Remove reference to
2424 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2426 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2428 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2429 for UNSPEC_GOTSYM_OFFs.
2430 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2431 (add_GOT_to_pic_reg): Use it.
2432 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2434 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2435 Harsha Jagasia <harsha.jagasia@amd.com>
2437 PR tree-optimization/37485
2438 * graphite.c (gmp_cst_to_tree): Moved.
2439 (iv_stack_entry_is_constant): New.
2440 (iv_stack_entry_is_iv): New.
2441 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2442 (loop_iv_stack_insert_constant): New.
2443 (loop_iv_stack_pop): Use new datatpype.
2444 (loop_iv_stack_get_iv): Same.
2445 (loop_iv_stack_get_iv_from_name): Same.
2446 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2447 (loop_iv_stack_patch_for_consts): New.
2448 (loop_iv_stack_remove_constants): New.
2449 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2450 (translate_clast): Call loop_iv_stack_patch_for_consts and
2451 loop_iv_stack_remove_constants.
2452 (gloog): Use new datatype. Redirect construction edge to end
2453 block to avoid accidental deletion.
2454 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2456 (union iv_stack_entry_data): New. Data in iv stack entry.
2457 (struct iv_stack_entry): New. Datatype for iv stack entries.
2459 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2461 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2462 * graphite.c (free_scop): Same.
2463 (build_scops): Same.
2464 (free_scattering): New.
2465 (build_cloog_prog): Call free_scattering.
2466 (patch_phis_for_virtual_defs): Fix memleak.
2467 (graphite_trans_bb_strip_mine): Same.
2468 (limit_scops): Same.
2470 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2471 Harsha Jagasia <harsha.jagasia@amd.com>
2473 PR tree-optimization/37828
2474 * graphite.c (graphite_trans_loop_block): Do not loop block
2475 single nested loops.
2477 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2479 PR tree-optimization/37686
2480 * tree-loop-linear.c (linear_transform_loops): Build a
2481 loop nest vector. Pass it to lambda_compute_access_matrices.
2482 * tree-data-ref.h (struct access_matrix): Store the loop nest
2483 relative to which it encodes the information.
2484 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2485 (am_vector_index_for_loop): Reimplemented: iterate over the
2486 loop nest for finding the loop index in the access matrix.
2487 (lambda_compute_access_matrices): Update declaration.
2488 * lambda-code.c (build_access_matrix): Pass the loop nest and
2490 (lambda_compute_access_matrices): Same.
2492 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2494 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2495 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2496 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2497 already implies hard float. Also fix several insn condition
2498 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2500 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2503 Based on patches by Laurent Vivier.
2504 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2505 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2506 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2507 dollar sign to underscore.
2508 (ASM_OUTPUT_EXTERNAL): Same.
2509 (ASM_OUTPUT_LABELREF): New.
2510 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2512 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2513 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2514 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2515 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2517 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2519 PR tree-optimization/36881
2520 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2521 that each value doesn't need runtime relocations, for !flag_pic
2522 check that each value is just a valid initializer constant.
2524 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2526 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2527 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2528 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2529 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2531 (REG_CLASS_NAMES): Update accordingly.
2532 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2533 rather than an unpredictable descriptive string.
2534 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2535 (mips_register_move_cost): Check for specific COP*_REGS classes,
2536 instead of ALL_COP_AND_GR_REGS.
2537 (mips_ira_cover_classes): New function.
2538 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2539 (TARGET_IRA_COVER_CLASSES): Define.
2541 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2544 * tree.c (build_type_attribute_qual_variant): Hash on the
2545 unqualified type, and don't overwrite an existing
2546 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2547 allow distinguishing between wchar_t and its underlying type. This
2548 also means that we'll retain a little more typedef information.
2550 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2551 Dmitry Melnik <dm@ispras.ru>
2552 Dmitry Zhurikhin <zhur@ispras.ru>
2553 Alexander Monakov <amonakov@ispras.ru>
2554 Maxim Kuvyrkov <maxim@codesourcery.com>
2556 * target.h (struct gcc_target): Update prototypes of needs_block_p
2558 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2559 * sel-sched.c (create_speculation_check): Likewise.
2560 * doc/tm.texi: Provide documentation for new target hooks.
2562 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2563 (ia64_gen_spec_insn): Removed.
2564 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2565 ia64_gen_spec_check): New static functions.
2566 (ia64_alloc_sched_context, ia64_init_sched_context,
2567 ia64_set_sched_context, ia64_clear_sched_context,
2568 ia64_free_sched_context, ia64_get_insn_spec_ds,
2569 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2570 (ia64_needs_block_p): Change prototype.
2571 (ia64_gen_check): Rename to ia64_gen_spec_check.
2572 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2573 into declaration, add special memory dependencies handling.
2574 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2575 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2576 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2577 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2578 Define new target hooks.
2579 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2580 (ia64_optimization_options): Turn on selective scheduling with -O3,
2581 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2582 default with selective scheduling.
2583 (ia64_override_options): Initialize align_loops and align_functions
2584 to 32 and 64, respectively. Set global selective scheduling flags
2585 according to target-dependent flags.
2586 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2587 (group_barrier_needed): Use new mstop-bit-before-check flag.
2589 (dfa_state_size): Make global.
2590 (spec_check_no, max_uid): Remove.
2591 (mem_ops_in_group, current_cycle): New variables.
2592 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2593 Initialize new variables.
2594 (is_load_p, record_memory_reference): New functions.
2595 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2597 (ia64_variable_issue): Change use of current_sched_info to
2598 sched_deps_info. Update comment. Note if a load or a store is issued.
2599 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2600 advance if maximal number of loads or stores was issued on current
2602 (scheduled_good_insn): New static helper function.
2603 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2604 a group barrier is needed. Fix vertical spacing. Guard the code
2605 doing state transition with last_scheduled_insn check.
2606 Mark that a stop bit should be before current insn if there was a
2607 cycle advance. Update current_cycle and mem_ops_in_group.
2608 (ia64_h_i_d_extended): Change use of current_sched_info to
2609 sched_deps_info. Reallocate stops_p by larger chunks.
2610 (struct _ia64_sched_context): New structure.
2611 (ia64_sched_context_t): New typedef.
2612 (ia64_alloc_sched_context, ia64_init_sched_context,
2613 ia64_set_sched_context, ia64_clear_sched_context,
2614 ia64_free_sched_context): New static functions.
2615 (gen_func_t): New typedef.
2616 (get_spec_load_gen_function): New function.
2617 (SPEC_GEN_EXTEND_OFFSET): Declare.
2618 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2619 (get_mode_no_for_insn): Change the condition that prevents use of
2620 special hardware registers so it can now handle pseudos.
2621 (get_spec_unspec_code): New function.
2622 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2623 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2624 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2625 during selective scheduling.
2626 (ia64_speculate_insn): Use ds_get_speculation_types when
2627 determining whether we need to change the pattern.
2628 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2629 (ia64_spec_check_src_p): Support new speculation/check codes.
2630 (struct bundle_state): New field.
2631 (issue_nops_and_insn): Initialize it.
2632 (insert_bundle_state): Minimize mid-bundle stop bits.
2633 (important_for_bundling_p): New function.
2634 (get_next_important_insn): Use important_for_bundling_p.
2635 (bundling): When shifting TImode from unimportant insns, ignore
2636 also group barriers. Assert that best state is found before
2637 the backward bundling pass. Print number of mid-bundle stop bits.
2638 Minimize mid-bundle stop bits. Check correct calculation of
2639 mid-bundle stop bits.
2640 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2641 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2643 (sel2_run): New variable.
2644 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2645 selective scheduling pass instead of schedule_ebbs.
2647 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2648 (UNSPEC_LDS_A): New UNSPEC.
2649 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2650 movti_internal, movsf_internal, movdf_internal,
2651 movxf_internal): Make visible. Add speculable* attributes.
2652 (output_c_nc): New mode attribute.
2653 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2654 mov<mode>_nc, zero_extend<mode>di2_nc,
2655 advanced_load_check_nc_<mode>): New insns.
2656 (zero_extend*): Add speculable* attributes.
2658 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2659 (msched-stop-bits-after-every-cycle): Likewise.
2660 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2662 (msched-spec-verbose): Remove.
2663 (msched-prefer-non-data-spec-insns,
2664 msched-prefer-non-control-spec-insns,
2665 msched-count-spec-in-critical-path,
2666 msel-sched-dont-check-control-spec): Use Target Report Var
2667 instead of Common Report Var.
2669 * config/ia64/itanium2.md: Remove incorrect bypass.
2671 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2673 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2676 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2677 and -fhelp=separate.
2679 2008-10-14 Ben Elliston <bje@au.ibm.com>
2681 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2683 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2685 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2688 2008-10-13 Matthias Klose <doko@ubuntu.com>
2690 * config/pa/linux-atomic.c: Work around missing header file
2691 for hppa64-linux-gnu targets.
2693 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2694 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2695 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2696 Grace Cao <grace_cao@playstation.sony.com>
2698 * doc/invoke.texi (-mgen-cell-microcode): Document.
2699 (-mwarn-cell-microcode): Document.
2700 * cfglayout.c (locator_location): Export.
2701 * rtl.h (locator_location): Define prototype.
2702 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2704 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2705 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2706 (mwarn-cell-microcode): New option.
2707 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2708 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2709 cell and not already set.
2710 Turn off string instructions if not generating cell microcode.
2711 (rs6000_final_prescan_insn): New function that warns about microcoded
2713 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2714 * config/rs6000/rs6000.md
2715 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2716 the instruction would have been microcoded on the Cell. Set
2717 cell_micro to always on unnamed patterns for the string instructions.
2718 (cell_micro): Update definition, remove load/store conditional
2720 (sign_extend:DI): Define new pattern for non microcoded version.
2721 (sign_extend:SI): Likewise.
2722 (compare (div:P)): Set cell_micro to not.
2723 (andsi3): Define as an expand.
2724 (andsi3_mc): New pattern.
2725 (andsi3_nomc): New pattern.
2726 (andsi3_internal0_nomc): New pattern.
2727 (andsi3_internal2): Rename to ...
2728 (andsi3_internal2_mc): this and enable iff generating microcode.
2729 (andsi3_internal3): Rename to ...
2730 (andsi3_internal3_mc): this and enable iff generating microcode.
2731 (andsi3_internal4): Enable iif generating microcode.
2732 (andsi3_internal5): Rename to ..
2733 (andsi3_internal5_mc): this and enable iff generating microcode.
2734 (andsi3_internal5_nomc): New pattern.
2735 (extzvdi_internal1): Enable iff generating microcode.
2736 (extzvdi_internal2): Likewise.
2737 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2738 (anddi3): Change to expand.
2739 (anddi3_mc): Rename from anddi3.
2740 (anddi3_no_mc): New pattern.
2741 (anddi3_internal2): Rename to ..
2742 (anddi3_internal2_mc): this and enable iff generating microcode.
2743 (anddi3_internal2_nomc): New pattern.
2744 (anddi3_internal3): Rename to ..
2745 (anddi3_internal3_mc): this and enable iff generating microcode.
2746 (anddi3_internal3_nomc): New pattern.
2747 (movti_string): Set cell_micro to always if TARGET_STRING.
2748 (stmsi8): Set cell_micro to always.
2754 (stmsi8_power): Likewise.
2755 (stmsi7_power): Likewise.
2756 (stmsi6_power): Likewise.
2757 (stmsi5_power): Likewise.
2758 (stmsi4_power): Likewise.
2759 (stmsi3_power): Likewise.
2760 (movsi_update2): Enable iff generating microcode.
2761 (movhi_update3): Likewise.
2762 (lmw): Set cell_micro to always.
2764 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2766 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2767 * config/s390/s390.c (machine_function): Remove
2768 decomposed_literal_pool_addresses_ok_p.
2769 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2770 the difference of two labels.
2771 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2772 (s390_pool_offset): New function.
2773 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2774 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2776 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2778 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2779 (powerpc*-*-linux-gnu*): Describe.
2780 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2781 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2782 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2783 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2784 config/rs6000/e500crtres32gpr.asm,
2785 config/rs6000/e500crtres64gpr.asm,
2786 config/rs6000/e500crtres64gprctr.asm,
2787 config/rs6000/e500crtrest32gpr.asm,
2788 config/rs6000/e500crtrest64gpr.asm,
2789 config/rs6000/e500crtresx32gpr.asm,
2790 config/rs6000/e500crtresx64gpr.asm,
2791 config/rs6000/e500crtsav32gpr.asm,
2792 config/rs6000/e500crtsav64gpr.asm,
2793 config/rs6000/e500crtsav64gprctr.asm,
2794 config/rs6000/e500crtsavg32gpr.asm,
2795 config/rs6000/e500crtsavg64gpr.asm,
2796 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2797 * config/rs6000/crtsavres.asm: Really remove.
2799 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2802 * c-format.c (convert_format_name_to_system_name): Use
2803 TARGET_OVERRIDES_FORMAT_INIT.
2804 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2805 * config/i386/mingw.opt: New.
2806 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2807 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2808 (ms_printf_length_specs): Removed const specifier.
2809 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2810 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2812 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2814 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2815 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2817 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2820 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2821 sure that ref has valid bb.
2823 2008-10-12 Richard Henderson <rth@redhat.com>
2826 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2827 * alias.c (value_addr_p, stack_addr_p): Remove.
2828 (nonoverlapping_memrefs_p): Remove IRA special case.
2829 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2830 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2831 * reload1.c (alter_reg): Use it.
2833 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2835 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2836 of registers instead of eax, ebx, ecx and edx. Use for loop
2837 and check register for non-zero value before the call
2838 to decode_caches_intel.
2840 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2842 PR rtl-optimization/37448
2843 * df.h: (df_ref_class): New enum.
2844 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2845 (struct df_ref): Replaced with union df_ref_d.
2846 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2847 New members of df_ref_d union.
2848 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2849 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2850 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2851 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2852 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2853 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2854 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2855 (df_scan_bb_info, df_bb_regno_first_def_find,
2856 df_bb_regno_last_def_find, df_find_def, df_find_use,
2857 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2858 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2859 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2860 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2861 Replaced struct df_ref * with df_ref.
2862 * df-scan.c (df_collection_rec, df_null_ref_rec,
2863 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2864 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2865 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2866 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2867 df_reorganize_refs_by_reg_by_reg,
2868 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2869 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2870 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2871 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2872 df_bb_refs_record, df_exit_block_uses_collect,
2873 df_record_exit_block_uses, df_reg_chain_mark,
2874 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2875 df_ref * with df_ref.
2876 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2877 df_ref_class parameter.
2878 (df_scan_problem_data): Added new pools for different types of refs.
2879 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2880 df_ref_create_structure): Processed new ref pools.
2881 (df_scan_start_dump): Added counts of refs and insns.
2882 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2883 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2884 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2885 code to pass df_ref_class down to ref creation functions.
2886 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2887 df_reg_chain_mark): Use macros to hide references to df_refs.
2888 (df_ref_chain_change_bb): Removed.
2889 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2890 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2891 Enhanced to understand df_ref union structure.
2892 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2893 all_uses_available_at, update_df, try_fwprop_subst,
2894 forward_propagate_subreg, forward_propagate_and_simplify,
2895 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2896 df_ref * with df_ref.
2897 (use_killed_between, all_uses_available_at): Use macros to hide
2898 references to df_refs.
2899 * regstat.c (regstat_bb_compute_ri,
2900 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2902 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2903 see_handle_relevant_refs, see_analyze_one_def,
2904 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2905 struct df_ref * with df_ref.
2906 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2907 global_conflicts): Replaced struct df_ref * with df_ref.
2908 * ddg.c (create_ddg_dep_from_intra_loop_link,
2909 add_cross_iteration_register_deps, build_inter_loop_deps):
2910 Replaced struct df_ref * with df_ref.
2911 (create_ddg_dep_from_intra_loop_link,
2912 add_cross_iteration_register_deps): Use macros to hide references
2914 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2915 df_ref * with df_ref.
2916 * df-core.c (df_bb_regno_first_def_find,
2917 df_bb_regno_last_def_find, df_find_def, df_find_use,
2918 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2919 debug_df_ref): Replaced struct df_ref * with df_ref.
2920 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2921 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2923 * web.c (union_defs, entry_register, replace_ref, web_main):
2924 Replaced struct df_ref * with df_ref.
2925 (union_defs, replace_ref): Use macros to hide references to df_refs.
2926 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2927 Replaced struct df_ref * with df_ref.
2928 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2929 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2930 Replaced struct df_ref * with df_ref.
2931 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2932 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2934 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2935 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2936 df_compute_accessed_bytes_strict_low_part,
2937 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2938 Replaced struct df_ref * with df_ref.
2939 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2940 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2941 df_ref * with df_ref.
2942 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2943 check_dependency, check_dependencies, record_uses): Replaced
2944 struct df_ref * with df_ref.
2945 (invariant_for_use, check_dependency): Use macros to hide
2946 references to df_refs.
2947 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2948 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2949 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2950 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2951 references to df_refs.
2952 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2954 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2955 * df-problems.c (df_rd_bb_local_compute_process_def,
2956 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2957 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2958 df_chain_remove_problem, df_chain_create_bb_process_use,
2959 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2960 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2961 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2962 df_byte_lr_simulate_artificial_refs_at_top,
2963 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2964 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2965 df_simulate_uses, df_simulate_artificial_refs_at_end,
2966 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2968 (df_chain_dump): Use macros to hide references to df_refs.
2969 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2970 df_ref * with df_ref.
2971 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2972 mark_artificial_uses, mark_reg_dependencies,
2973 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2975 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2977 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2979 (array_ref_element_size): Likewise.
2980 (array_ref_low_bound): Likewise.
2981 (array_ref_up_bound): Likewise.
2982 * expr.c (contains_packed_reference): Likewise.
2983 (array_ref_element_size): Likewise.
2984 (array_ref_low_bound): Likewise.
2985 (array_ref_up_bound): Likewise.
2986 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2987 with ARRAY_RANGE_REF.
2988 (idx_find_step): Likewise.
2989 (idx_record_use): Likewise.
2990 (strip_offset_1): Likewise.
2991 (idx_remove_ssa_names): Likewise.
2993 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2994 Andi Kleen <ak@linux.intel.com>
2996 * config/i386/cpuid.h (__cpuid_count): New defines.
2997 * config/i386/driver-i386.c (struct cache_desc): New structure.
2998 (describe_cache): Use struct cache_desc to pass cache descriptions.
2999 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3000 (detect_caches_amd): Use struct cache_desc to describe caches.
3001 (decode_caches_intel): Use struct cache_desc to pass cache
3002 descriptions. Update descriptions to match latest (rev -032,
3003 December 2007) CPUID documentation. Do not check valid bit here.
3004 Check for Xeon MP value 0x49 problems.
3005 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3006 Check valid bit before calling decode_caches_intel. Detect number
3007 of times to repeat CPUID instruction.
3008 (detect_caches_cpuid4): New function.
3009 (detect_caches_intel): Depending on max_level, call
3010 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3011 only when other methods fail to provide valid L2 cache description.
3013 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3016 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3017 it to PIC call patterns.
3018 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3019 code generation and attributes from pattern. Change peephole2 to
3020 split for noreturn case. Revise split pattern for non noreturn case.
3021 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3022 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3023 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3026 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3028 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3029 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3031 (divdf3): Reformat long line.
3033 2008-10-11 Michael J. Eager <eager@eagercon.com>
3035 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3037 (rs6000_handle_option): Process -mfpu options.
3038 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3039 (enum fpu_type_t): New.
3040 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3041 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3043 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3044 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3045 * config/rs6000/rs6000.opt (-mfpu): New.
3046 (-mxilinx-fpu): New.
3047 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3048 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3049 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3050 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3051 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3053 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3056 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3057 LO_SUM on Darwin if mode has just one unit.
3059 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3062 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3063 has been optimized out.
3065 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3067 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3068 instead of PIC_DIRECT_ADDR_P.
3069 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3070 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3071 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3072 (PIC_OFFSET_P): Rename to...
3073 (PCREL_SYMOFF_P): ...this.
3074 (PIC_DIRECT_ADDR_P): Delete.
3075 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3077 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3078 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3079 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3080 * config/sh/sh.c (print_operand): Remove CONST handling.
3081 (unspec_caller_rtx_p): Rewrite to use split_const and check
3082 the operands of UNSPEC bases.
3083 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3084 with (unspec [A B] UNSPEC_SYMOFF).
3085 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3086 UNSPEC_PCREL_SYMOFF.
3087 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3088 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3089 (UNSPEC_EXTRACT_U16): Likewise.
3090 (UNSPEC_SYMOFF): Likewise.
3091 (UNSPEC_PCREL_SYMOFF): Likewise.
3092 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3094 (movsi_const_16bit): Likewise.
3095 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3096 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3097 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3098 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3099 with (unspec [A B] UNSPEC_SYMOFF).
3100 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3101 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3102 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3103 (Csu): Likewise UNSPEC_EXTRACT_U16.
3104 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3105 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3107 2008-10-10 Stepan Kasal <skasal@redhat.com>
3109 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3110 for loop strip mining and loop blocking.
3112 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3114 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3115 vary types depending on debug info.
3117 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3119 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3120 before ensuring it's already computed.
3122 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3124 * rtl.h (locator_eq): New decl.
3125 * cfglayout.c (locator_scope): New function.
3126 (insn_scope): Use it.
3127 (locator_eq): New function.
3128 (fixup_reorder_chain): Search for last insn in src bb
3129 that has locator set or first insn in dest bb. Use
3130 locator_eq instead of == to compare locators.
3131 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3132 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3133 == to compare locators.
3135 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3137 * gimple-low.c (lower_function_body, lower_gimple_return,
3138 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3139 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3140 goto_block on edges if goto_locus is known.
3143 * tree.h (get_object_alignment): Declare.
3144 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3145 get_object_alignment if needed.
3146 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3148 (get_object_alignment): ... here. New function. Try harder to
3149 determine alignment from get_inner_reference returned offset.
3151 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3153 * graphite.c (gloog): Don't call find_unreachable_blocks
3154 before delte_unreachable_blocks.
3156 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3157 goto_locus of true_edge into RTL locator.
3159 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3161 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3162 (*jcc_btdi_mask_rex64): Ditto.
3164 (*jcc_btsi_mask): Ditto.
3165 (*jcc_btsi_1): Ditto.
3166 (*jcc_btsi_mask_1): Ditto.
3168 2008-10-08 Paul Brook <paul@codesourcery.com>
3170 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3171 compatible profiler (__gnu_mcount_nc).
3172 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3174 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3176 * config/i386/i386.c (initial_ix86_tune_features): Add
3177 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3178 * config/i386/i386.h (ix86_tune_indices): Likewise.
3179 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3181 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3182 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3183 for FP to FP splitters.
3185 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3187 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3190 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3194 PR rtl-optimization/37341
3195 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3196 to ORIG_BB, pass through ORIG_BB recursively.
3197 (cse_condition_code_reg): Adjust caller.
3199 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3201 * sdbout.c (sdbout_one_type): Treat the value type
3202 CONST_DECL for enumerals.
3204 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3206 * config/i386/i386.md: Remove trailing white spaces.
3208 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3210 PR rtl-optimization/37448
3211 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3212 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3214 (struct output_info) [count]: Renamed total_created and made
3216 (struct output_info) [size]: Renamed total_allocated and made
3218 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3219 Properly keep track of desc->size.
3220 (print_statistics, dump_alloc_pool_statistics): Enhance the
3221 printing of statistics to print the number of elements and to use
3224 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3227 * opts.h (CL_SAVE): Move up to flags range.
3228 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3229 CL_COMMON): Renumber.
3230 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3231 * opts.c (common_handle_option): Revert last change.
3233 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3235 * config/i386/i386-protos.h (ix86_schedule): New.
3237 * config/i386/i386.c (ix86_schedule): New.
3238 (override_options): Add schedule to processor_alias_table. Set
3239 ix86_schedule from the schedule field in processor_alias_table.
3240 (ix86_function_specific_save): Save ix86_schedule.
3241 (ix86_function_specific_restore): Restore ix86_schedule.
3243 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3244 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3247 * config/i386/i386.opt: Add schedule.
3249 * config/i386/ppro.md: Remove generic32.
3251 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3254 * expr.c (count_type_elements): Handle ERROR_MARK.
3256 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3261 * basic-block.h (struct edge_def): Add goto_block field.
3262 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3263 one insn with locus corresponding to edge's goto_locus if !optimize.
3264 * profile.c (branch_prob): Copy edge's goto_block.
3265 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3267 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3268 locator in between the merged basic blocks if !optimize and needed.
3269 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3270 goto_locus into RTL locator. For unconditional jump use that
3271 locator for the jump insn.
3272 (expand_gimple_cond): Convert goto_block and goto_locus into
3273 RTL locator for all remaining edges. For unconditional jump
3274 use that locator for the jump insn.
3275 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3276 there is more than one edge or insn locator along the forwarding
3277 edges and !optimize. If there is just one, set e->goto_locus.
3278 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3280 (move_block_to_fn): Adjust edge's goto_block.
3282 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3285 * expmed.c (expand_mult): Properly check DImode constant in
3288 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3291 * dwarf2out.c (common_block_die_table): New variable.
3292 (common_block_die_table_hash, common_block_die_table_eq): New
3294 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3295 COMMON block in the current scope rather than globally. Optimize
3296 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3297 DW_OP_addr SYMBOL_REF+off.
3299 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3301 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3302 Return true for non-addressable GIMPLE operands.
3304 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3307 * config/i386/i386.c (initial_ix86_tune_features): Remove
3308 X86_TUNE_USE_BIT_TEST.
3309 * config/i386/i386.h (ix86_tune_indices): Likewise.
3310 (TARGET_USE_BIT_TEST): Removed.
3312 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3314 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3316 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3318 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3319 (mul<mode>3_mul3): ... into this new template.
3321 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3323 * gimplify.c (gimplify_arg): Add location argument. Use it.
3324 (gimplify_call_expr): Pass location to gimplify_arg.
3325 (gimplify_modify_expr_to_memcpy): Same.
3326 (gimplify_modify_expr_to_memset): Same.
3328 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3330 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3331 Update calls to build_unary_op and build_indirect_ref for location
3334 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3337 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3338 * c-typeck.c (array_to_pointer_conversion): Pass location to
3340 (function_to_pointer_conversion): Use error_at and warning_at.
3341 (build_indirect_ref): Same.
3342 (build_array_ref): Pass location to build_binary_op.
3343 (parser_build_unary_op): Do not set location after calling
3345 (build_unary_op): Add location argument. Use it throughout. Set
3346 EXPR_LOCATION before returning new tree.
3347 (build_modify_expr): Same.
3348 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3350 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3351 build_indirect_ref, build_modify_expr.
3352 (c_finish_omp_for): Same. Use error_at instead of error.
3353 * c-common.c (c_common_truthvalue_conversion): Pass location to
3355 (warn_for_div_by_zero): Add location argument.
3356 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3357 build_unary_op, warn_for_div_by_zero.
3358 * c-parser.c (c_parser_typeof_specifier): Use
3359 protected_set_expr_location.
3360 (c_parser_statement_after_labels): Same.
3361 (c_parser_condition): Same.
3362 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3363 (c_parser_conditional_expression): Use protected_set_expr_location.
3364 (c_parser_unary_expression): Pass location to build_indirect_ref.
3365 (c_parser_postfix_expression_after_primary): Pass location to
3366 build_indirect_ref, build_unary_op.
3367 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3369 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3371 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3372 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3373 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3375 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3376 (mips_issue_rate): Handle PROCESSOR_R10000.
3377 * config/mips/mips.md (cpu): Add r10000.
3379 * config/mips/10000.md: New file.
3381 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3383 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3384 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3385 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3387 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3389 * config/darwin-protos.h (machopic_function_base_name): Delete.
3390 (machopic_function_base_sym): Likewise.
3391 (machopic_gen_offset): Declare.
3392 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3393 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3394 * config/darwin.c (machopic_function_base_name): Delete.
3395 (machopic_function_base_sym): Likewise.
3396 (gen_pic_offset): Rename to...
3397 (machopic_gen_offset): ...this and remove the pic_base argument.
3398 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3399 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3400 crtl->uses_pic_offset_table.
3401 (machopic_indirect_data_reference): Use new machopic_gen_offset
3403 (machopic_legitimize_pic_address): Likewise.
3404 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3406 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3407 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3408 * config/i386/i386.c (output_set_got): Likewise.
3409 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3411 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3412 (legitimate_address_p): Likewise.
3413 (output_pic_addr_const): Likewise.
3414 (output_addr_const_extra): Likewise.
3415 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3416 match an UNSPEC rather than a MINUS.
3417 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3418 (builtin_setjmp_receiver): Use machopic_gen_offset.
3419 * config/i386/predicates.md (pic_symbolic_operand): Handle
3420 UNSPEC_MACHOPIC_OFFSET.
3422 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3423 Use machopic_gen_offset and machopic_operand_p.
3424 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3425 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3426 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3427 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3428 Set crtl->uses_pic_offset_table.
3430 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3432 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3434 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3435 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3436 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3437 (constant_pool_expr_p): Use split_const and check the base.
3438 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3440 (legitimate_constant_pool_address_p): Check toc_relative_p
3441 instead of constant_pool_expr_p.
3442 (print_operand_address): Always use output_addr_const for
3443 constant pool addresses.
3444 (rs6000_output_addr_const_extra): New function.
3445 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3447 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3451 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3452 (mark_ref_live, mark_ref_dead): Use them.
3453 (def_conflicts_with_inputs_p): Remove.
3454 (mark_early_clobbers): New function.
3455 (process_bb_node_lives): Call preprocess_constraints and
3456 mark_early_clobbers.
3458 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3460 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3462 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3463 lib with -mthread switch.
3465 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3468 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3469 function in two, making it call a new and reusable
3470 dwarf2out_imported_module_or_decl() that takes the containing
3471 BLOCK of the declaration in argument.
3472 (dwarf2out_imported_module_or_decl_real): New function.
3473 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3474 IMPORTED_DECL in account.
3475 * tree.def: Added IMPORTED_DECL node type.
3476 * tree.h: Added accessors for IMPORTED_DECL nodes.
3477 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3479 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3481 * doc/gimple.texi: Fix some typos, wrap some long lines,
3482 fix some broken wraps with continuations.
3483 * tree-ssa-reassoc.c: Fix comment typos.
3485 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3488 * pa.c (legitimize_pic_address): Force function labels to memory in
3491 2008-10-04 Anton Blanchard <anton@samba.org>
3493 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3494 (rs6000_split_atomic_op): Same.
3495 (rs6000_split_compare_and_swap): Same.
3496 (rs6000_split_compare_and_swapqhi): Same.
3498 2008-10-04 Richard Guenther <rguenther@suse.de>
3500 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3501 instead of pointer equality.
3502 (vn_nary_op_eq): Likewise.
3504 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3506 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3508 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3509 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3511 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3513 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3514 Revert previous change.
3516 2008-10-03 Tom Tromey <tromey@redhat.com>
3518 * stringpool.c (ggc_alloc_string): Terminate string.
3520 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3522 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3523 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3524 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3527 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3530 2008-10-03 Pascal Obry <obry@adacore.com>
3532 * gcov.c (create_file_names): Properly handle UNIX and DOS
3533 directory separators.
3534 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3535 separator to '~' to ensure clean filenames on Windows.
3537 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3539 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3540 Add a null terminator to the stripped name.
3542 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3544 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3545 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3546 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3547 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3548 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3549 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3550 TARGET_SINGLE_FLOAT.
3552 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3554 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3556 2008-10-02 Richard Guenther <rguenther@suse.de>
3559 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3560 and VECTOR_TYPE recurse with useless_type_conversion_p which
3561 properly handles void pointer conversion.
3563 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3566 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3567 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3569 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3571 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3572 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3573 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3574 they translate to non builtins.
3575 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3576 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3577 __builtin_vec_promote, __builtin_vec_extract, and
3578 __builtin_vec_insert.
3579 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3580 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3581 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3582 * config/rs6000/altivec.h (vec_extract): Define
3583 (vec_insert): Define.
3584 (vec_splats): Define.
3585 (vec_promote): Define.
3587 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3588 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3589 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3591 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3593 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3594 prototype. Add new parameter, blk.
3595 Use BLKmode for the MEM if blk is true.
3596 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3597 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3598 ALTIVEC_BUILTIN_STVRXL.
3599 Update usage of altivec_expand_lv_builtin.
3600 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3601 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3602 (altivec_init_builtins): If compiling for the Cell, also define the
3604 * config/rs6000/rs6000.h (rs6000_builtins): Define
3605 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3606 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3607 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3608 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3609 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3610 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3611 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3612 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3613 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3614 UNSPEC_STVRX, and UNSPEC_STVRXL.
3615 (altivec_lvlx): New pattern.
3616 (altivec_lvlxl): New pattern.
3617 (altivec_lvrx): New pattern.
3618 (altivec_lvrxl): New pattern.
3619 (altivec_stvlx): New pattern.
3620 (altivec_stvlxl): New pattern.
3621 (altivec_stvrx): New pattern.
3622 (altivec_stvrxl): New pattern.
3623 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3624 (vec_lvlxl): Likewise.
3625 (vec_lvrx): Define if PPU is defined.
3626 (vec_lvrxl): Likewise.
3627 (vec_stvlx): Define if PPU is defined.
3628 (vec_stvlxl): Likewise.
3629 (vec_stvrx): Define if PPU is defined.
3630 (vec_stvrxl): Likewise.
3632 2008-10-01 Geert Bosch <bosch@adacore.com>
3634 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3636 2008-10-01 Richard Guenther <rguenther@suse.de>
3638 PR tree-optimization/37617
3639 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3640 do not add to the NEW_SETS.
3642 2008-10-01 Richard Guenther <rguenther@suse.de>
3645 * tree-vrp.c (execute_vrp): If we optimized away the default
3646 case make sure to promote the label that got in place of it
3647 to a default case label.
3649 2008-10-01 Richard Henderson <rth@redhat.com>
3652 * tree-complex.c (set_component_ssa_name): Don't optimize
3653 is_gimple_min_invariant values with ssa_names in abnormal phis.
3655 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3657 PR tree-optimization/37662
3658 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3659 commutative binary operation if they are in the wrong order and
3660 fold_build2 produces non-GIMPLE.
3662 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3664 PR tree-optimization/37662
3665 PR tree-optimization/37663
3666 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3667 get_value_range with non-SSA_NAME. Don't assert operands have been
3668 folded, instead just bail out.
3670 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3672 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3674 2008-09-30 Richard Guenther <rguenther@suse.de>
3677 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3678 build restrict-qualified pointers.
3679 (vectorizable_store): Move alias check later.
3680 (vectorizable_load): Likewise.
3682 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3684 * c-common.c (empty_if_body_warning): Remove.
3685 * c-common.h (empty_if_body_warning): Remove.
3686 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3687 here the -Wempty-body warning for `if' and `else' statements.
3688 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3690 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3692 * config/i386/i386.opt: Add msse2avx.
3694 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3695 * config/i386/linux64.h (ASM_SPEC): Likewise.
3697 * doc/invoke.texi: Document -msse2avx.
3699 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3701 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3703 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3705 * ifcvt.c (noce_emit_store_flag): If using condition from original
3706 jump, reverse it if if_info->cond was reversed.
3708 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3710 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3711 non-constant memory if it cannot be forced to constant memory.
3712 Overhaul surrounding code and factor out common condition.
3714 2008-09-29 Jeff Law <law@redhat.com>
3716 * reload1.c (alter_reg): Add missing curly braces.
3718 2008-09-29 Michael J. Eager <eager@eagercon.com>
3720 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3722 * config/rs6000/rs6000.c (rs6000_override_options): Move
3723 rs6000_init_hard_regno_mode_ok after all options changed.
3724 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3725 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3726 -msimple-fpu flags. Add warning messages if single FP not configured.
3727 (rs6000_file_start): Output gnu_attribute for single-float.
3728 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3729 (rs6000_legitimize_address): Likewise.
3730 (rs6000_legitimize_reload_address): Likewise.
3731 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3732 TARGET_SINGLE_FLOAT.
3733 (function_arg_advance): Likewise (partial conversion).
3734 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3735 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3736 TARGET_SINGLE_FLOAT.
3737 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3738 (rs6000_emit_prologue): Likewise.
3739 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3740 TARGET_SINGLE_FLOAT.
3741 (rs6000_libcall_value): Likewise.
3742 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3743 (TARGET_DOUBLE_FLOAT): New default to 1
3744 (TARGET_SIMPLE_FPU): New default to 0
3745 (TARGET_SINGLE_FPU): New default to 0
3746 (TARGET_SINGLE_FLOAT_MODE): New.
3747 (TARGET_DOUBLE_FLOAT_MODE): New.
3748 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3749 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3751 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3752 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3753 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3754 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3755 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3756 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3757 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3758 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3759 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3760 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3761 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3762 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3763 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3764 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3765 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3766 cmptf_internal1, *cmptf_internal2): Condition on
3767 TARGET_DOUBLE_FLOAT.
3768 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3769 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3770 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3771 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3772 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3773 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3774 TARGET_SINGLE_FLOAT.
3775 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3776 * config/rs6000/rs6000.opt (-msingle-float): New.
3777 (-mdouble-float): New.
3778 (-msimple-fpu): New.
3779 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3780 -msingle-float, -mdouble-float, -msimple-fpu options.
3781 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3782 _SOFT_DOUBLE for -msingle-float.
3783 * config.gcc: New config for target=powerpc-xilinx-eabi.
3785 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3787 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3788 have exit and entry.
3789 (new_scop): Take entry and exit edge to define new SCoP.
3790 (sd_region_p): New structure used during SCoP detection.
3791 (move_scops): Delete.
3792 (move_sd_regions): New.
3793 (scopdet_info): Change the definition from edges back to basic_blocks.
3794 (scopdet_edge_info): Work on basic_blocks and rename to
3795 scopdet_basic_block_info.
3796 (split_difficult_bb): At the moment removed. We should later
3797 add it at another place.
3798 (build_scops_1): Work on basic_blocks.
3799 (bb_in_sd_region): New.
3800 (find_single_entry_edge): New.
3801 (find_single_exit_edge): New.
3802 (create_single_entry_edge): New.
3803 (sd_region_without_exit): New.
3804 (create_single_exit_edge): New.
3805 (unmark_exit_edges): New.
3806 (mark_exit_edges): New.
3807 (create_sese_edges): New.
3808 (build_graphite_scops): New.
3809 (build_scops): Make SCoPs SESE.
3810 (limit_scops): Use the new functions.
3812 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3814 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3816 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3819 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3820 address to a register before taking the lower part.
3822 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3824 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3827 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3828 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3831 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3832 the newly created variable.
3833 Create a VECTOR_CST of all 1s for vector types.
3835 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3838 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3840 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3842 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3843 order to convert between modes.
3844 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3846 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3848 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3851 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3854 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3858 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3860 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3861 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3862 them to yield false with MIPS16.
3864 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3867 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3868 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3869 mem_loc_descriptor failed. Accept UNSPEC.
3870 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3871 fail if one of the loc_descriptor calls for pieces failed.
3872 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3873 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3874 if loc_descriptor_from_tree_1 on offset failed.
3877 * opts.c (common_handle_option): Don't call print_specific_help with
3878 CL_SAVE as first argument.
3880 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3881 Steve Ellcey <sje@cup.hp.com>
3883 * configure: Regenerate for new libtool.
3884 * aclocal.m4: Ditto.
3886 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3888 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3889 alias set on MEM when saving stack pointer.
3890 * config/rs6000/rs6000.md (allocate_stack): Likewise
3892 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3894 PR tree-optimization/37574
3895 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3896 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3897 instead of vector_type for constants. Take computation out of loop.
3898 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3899 and use only vector_type for invariant case.
3900 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3902 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3905 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3906 the decl is a VAR_DECL or FUNCTION_DECL.
3908 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3911 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3912 (mark_ref_live, mark_ref_dead): Use them.
3913 (def_conflicts_with_inputs_p): Remove.
3914 (mark_early_clobbers): New function.
3915 (process_bb_node_lives): Call preprocess_constraints and
3916 mark_early_clobbers.
3918 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3920 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3923 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3924 (ira_compress_allocno_live_ranges): New prototype.
3926 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3927 (coalesced_allocnos_living_at_program_points): New.
3928 (coalesced_allocnos_live_at_points_p,
3929 set_coalesced_allocnos_live_points): New functions.
3930 (coalesce_spill_slots): Rewrite.
3932 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3933 ira_compress_allocno_live_ranges): New functions.
3935 * ira-build.c (ira_flattening): Call
3936 ira_compress_allocno_live_ranges.
3939 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3941 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3944 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3946 * combine.c (make_compound_operation): Handle the 'E' format.
3947 (count_rtxs): Likewise.
3948 (update_table_tick): Likewise.
3949 (get_last_value_validate): Likewise.
3951 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3953 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3955 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3957 * matrix-reorg.c (transform_allocation_sites): Initializers
3958 added to avoid the warning.
3960 2008-09-25 Martin Jambor <mjambor@suse.cz>
3962 * cgraph.c (free_nodes): New variable.
3963 (NEXT_FREE_NODE): New macro.
3964 (cgraph_create_node): Reuse nodes from the free list. Do not
3965 update uid if doing so.
3966 (cgraph_remove_node): Add the node to the free list.
3968 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3970 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3972 2008-09-24 Richard Henderson <rth@redhat.com>
3974 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3975 * unwind-dw2.c (execute_stack_op): Handle it.
3977 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3980 2008-09-24 Michael J. Eager <eager@eagercon.com>
3982 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3984 * c-common.c (fname_decl): New location argument.
3985 * c-common.h (fname_decl): Same.
3986 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3988 (c_parser_typeof_specifier): Same.
3989 (c_parser_parms_list_declarator): Same.
3990 (c_parser_asm_string_literal): Same.
3991 (c_parser_compound_statement_nostart): Same.
3992 (c_parser_label): Same.
3993 (c_parser_do_statement): Same.
3994 (c_parser_asm_statement): Same.
3995 (c_parser_unary_expression): Same.
3996 (c_parser_sizeof_expression): Same.
3997 (c_parser_postfix_expression): Same.
3998 (c_parser_pragma): Same.
3999 (c_parser_omp_clause_collapse): Same.
4000 (c_parser_omp_clause_num_threads): Same.
4001 (c_parser_omp_clause_schedule): Same.
4002 (c_parser_omp_all_clauses): Same.
4003 (c_parser_omp_sections_scope): Same.
4004 (c_parser_omp_for_loop): Same. Pass condition's location to
4005 c_objc_common_truthvalue_conversion.
4006 (c_parser_enum_specifier): Remove comment.
4008 2008-09-24 Michael J. Eager <eager@eagercon.com>
4010 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4012 * config/rs6000/rs6000.c (rs6000_override_options): Move
4013 rs6000_init_hard_regno_mode_ok after all options changed.
4014 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4015 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4016 -msimple-fpu flags. Add warning messages if single FP not configured.
4017 (rs6000_file_start): Output gnu_attribute for single-float.
4018 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4019 (rs6000_legitimize_address): Likewise.
4020 (rs6000_legitimize_reload_address): Likewise.
4021 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4022 TARGET_SINGLE_FLOAT.
4023 (function_arg_advance): Likewise.
4024 (function_arg): Likewise.
4025 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4026 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4027 TARGET_SINGLE_FLOAT.
4028 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4029 (rs6000_emit_prologue): Likewise.
4030 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4031 TARGET_SINGLE_FLOAT.
4032 (rs6000_libcall_value): Likewise.
4033 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4034 (TARGET_DOUBLE_FLOAT): New default to 1
4035 (TARGET_SIMPLE_FPU): New default to 0
4036 (TARGET_SINGLE_FPU): New default to 0
4037 (TARGET_SINGLE_FLOAT_MODE): New.
4038 (TARGET_DOUBLE_FLOAT_MODE): New.
4039 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4040 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4042 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4043 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4044 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4045 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4046 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4047 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4048 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4049 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4050 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4051 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4052 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4053 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4054 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4055 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4056 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4057 cmptf_internal1, *cmptf_internal2): Condition on
4058 TARGET_DOUBLE_FLOAT.
4059 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4060 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4061 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4062 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4063 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4064 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4065 TARGET_SINGLE_FLOAT.
4066 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4067 * config/rs6000/rs6000.opt (-msingle-float): New.
4068 (-mdouble-float): New.
4069 (-msimple-fpu): New.
4070 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4071 -msingle-float, -mdouble-float, -msimple-fpu options.
4072 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4073 _SOFT_DOUBLE for -msingle-float.
4074 * config.gcc: New config for target=powerpc-xilinx-eabi.
4076 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4078 * config/sparc/constraints.md: New file.
4079 * config/sparc/sparc.md: Include it.
4080 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4081 (sparc_extra_constraint_check): Delete.
4082 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4083 (memory_ok_for_ldd): New predicate.
4084 (sparc_extra_constraint_check): Delete.
4085 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4086 (CONST_OK_FOR_LETTER_P): Likewise.
4087 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4088 (EXTRA_CONSTRAINT): Likewise.
4090 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4092 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4094 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4096 * alias.c (find_base_value): Use FIND_BASE_TERM.
4097 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4099 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4101 * config/i386/i386.c: Include cselib.h.
4102 (ix86_pic_register_p): New function.
4103 (ix86_delegitimize_address): Use it to check for the PIC register.
4105 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4107 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4108 * config/i386/i386.c (ix86_find_base_term): Don't check for
4109 SYMBOL_REF and LABEL_REF.
4111 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4113 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4114 constant PLUS in a CONST.
4116 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4118 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4119 check for sibcall support for w64.
4121 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4123 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4125 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4127 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4128 parser_build_binary_op.
4129 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4130 * c-typeck.c (build_array_ref): Same.
4131 (parser_build_unary_op): New location argument.
4132 (pointer_diff): Pass location to build_binary_op,
4133 c_objc_common_truthvalue_conversion.
4134 (build_modify_expr): Same.
4135 (build_unary_op): New location argument.
4136 (build_binary_op): New location argument.
4137 (c_objc_common_truthvalue_conversion): Pass location to
4138 c_*common_truthvalue_conversion.
4139 * c-convert.c (convert): Same.
4140 * c-common.c (binary_op_error): New location argument.
4141 (pointer_int_sum): Pass location to build_binary_op.
4142 (c_common_truthvalue_conversion): New location argument.
4143 (warn_for_sign_compare): Same.
4144 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4145 binary_op_error, build_binary_op, warn_for_sign_compare.
4146 * c-parser.c (c_parser_condition): Pass location to
4147 c_*common_truthvalue_conversion.
4148 (c_parser_conditional_expression): Save condition's location and pass
4150 (c_parser_binary_expression): Same, but for the binary operator's
4152 (c_parser_omp_for_loop): Pass location to
4153 c_objc_common_truthvalue_conversion.
4155 2008-09-23 Martin Jambor <mjambor@suse.cz>
4157 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4158 (cgraph_node_remove_callees): New temporary f. Hold the next item
4160 (cgraph_node_remove_callers): Likewise.
4162 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4163 (ipa_node_removal_hook): Likewise.
4165 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4166 gimple_call_copy_skip_args and moved to the gimple_call section.
4167 * gimple.c (gimple_copy_call_skip_args): Renamed to
4168 gimple_call_copy_skip_args. Changed al users.
4170 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4172 * ira-color.c (start_allocno_priorities): Rename to
4173 setup_allocno_priorities. Use costs and
4174 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4175 range lengths. Get rid off doubles.
4176 (ira_fast_allocations): Call start_allocno_priorities.
4178 2008-09-22 David Daney <ddaney@avtrex.com>
4181 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4182 register if TARGET_LONG_CALLS.
4184 2008-09-22 Richard Guenther <rguenther@suse.de>
4186 PR tree-optimization/37145
4187 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4188 value-numbering union accesses with their offset and size only.
4189 (visit_reference_op_load): Fix simplification of inserted conversions.
4190 * tree-ssa-pre.c (find_or_generate_expression): Do not
4191 recursively generate expressions if running FRE.
4193 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4195 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4196 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4199 2008-09-22 Richard Guenther <rguenther@suse.de>
4201 PR tree-optimization/37145
4202 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4203 (phi_translate_1): Constant fold references.
4205 2008-09-22 Ira Rosen <irar@il.ibm.com>
4207 PR tree-optimization/37482
4208 * tree-vectorizer.h (struct _slp_instance): Add new field.
4209 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4210 (get_earlier_stmt): New function.
4211 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4213 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4214 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4215 asserts that GSI points to the scalar statement being vectorized.
4216 Set new statement location according to GSI.
4217 (vect_schedule_slp_instance): Use GSI of
4218 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4220 2008-09-21 Jan Hubicka <jh@suse.cz>
4222 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4223 (ipcp_insert_stage): Update dead_nodes bitmap.
4225 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4228 * config/i386/t-cygming (SHLIB_LC): Remove.
4229 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4230 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4232 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4236 * final.c (mark_symbol_ref_as_used): New helper function.
4237 (output_operand): Instead of just looking inside MEMs for
4238 SYMBOL_REFs, use new helper function and for_each_rtx.
4239 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4240 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4241 Make head comment more general.
4242 * config/darwin.c (machopic_output_indirection): Handle weak
4243 references here, like in assemble_external.
4245 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4247 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4248 (sparc_emit_float_lib_cmp): Change return type.
4249 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4250 (gen_compare_operator): New function.
4251 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4252 the comparison sequence. Minor tweaks.
4253 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4254 that the final operator and the result of sparc_emit_float_lib_cmp
4255 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4256 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4257 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4258 result of sparc_emit_float_lib_cmp match for software TFmode.
4259 (movqicc, movhicc, movsicc, movdicc): Merge into...
4260 (mov<I:mode>cc): ...this.
4261 (movsfcc, movdfcc, movtfcc): Merge into...
4262 (mov<F:mode>cc): ...this.
4263 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4265 (mov<I:mode>_cc_v9): ...this.
4266 (movdi_cc_sp64_trunc): Delete.
4267 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4268 movdi_cc_reg_sp64): Merge into...
4269 (mov<I:mode>_cc_reg_sp64): ...this.
4270 (movsf_cc_sp64): Rename into...
4271 (movsf_cc_v9): ...this.
4272 (movdf_cc_sp64): Rename into...
4273 (movdf_cc_v9): ...this.
4274 (movtf_cc_hq_sp64): Rename into...
4275 (movtf_cc_hq_v9): ...this.
4276 (movtf_cc_sp64): Rename into...
4277 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4279 2008-09-21 Diego Novillo <dnovillo@google.com>
4281 * doc/gccint.texi: Include generic.texi and gimple.texi.
4283 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4284 (GIMPLE): Move to gimple.texi.
4285 (Annotations): Remove references to to stmt_ann_t and
4287 (SSA Operands): Rename from 'Statement Operands'.
4288 * doc/generic.texi: New.
4289 * doc/gimple.texi: New.
4290 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4291 * Makefile.in (TEXI_GCCINT_FILES):
4292 * gimple.c (gimple_copy_call_skip_args): Rename from
4293 giple_copy_call_skip_args. Update all users.
4294 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4296 2008-09-21 Ira Rosen <irar@il.ibm.com>
4298 PR tree-optimization/37539
4299 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4300 statement in related statement field only for the first load of the
4301 group of loads with the same data reference.
4303 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4305 * config/mips/mips.h (TUNE_OCTEON): New macro.
4306 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4307 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4308 * config/mips/octeon.md: New file.
4309 * config/mips/mips.md: Include octeon.md. Restore
4310 semi-alphabetical order of include files.
4312 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4315 * config/i386/i386.md (*jcc_fused_1): Removed.
4316 (*jcc_fused_2): Likewise.
4317 (*jcc_fused_3): Likewise.
4318 (*jcc_fused_4): Likewise.
4320 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4322 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4323 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4324 * target.h (gcc_target): Add ira_cover_classes.
4325 * ira.c: Remove IRA_COVER_CLASSES guards.
4326 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4327 instead of IRA_COVER_CLASSES.
4328 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4329 (setup_class_translate): Likewise.
4330 (setup_reg_class_intersect_union): Likewise.
4331 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4332 test of targetm.ira_cover_classes.
4333 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4334 of IRA_COVER_CLASSES.
4335 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4336 (TARGET_INITIALIZER): Include it.
4337 * targhooks.h (default_ira_cover_classes): Declare.
4338 * targhooks.c (default_ira_cover_classes): New function.
4340 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4342 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4344 2008-09-19 Ian Lance Taylor <iant@google.com>
4346 * varasm.c (narrowing_initializer_constant_valid_p): Return
4347 NULL_TREE if ENDTYPE is not an integer.
4349 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4352 * tree-ssa.c (execute_update_addresses_taken): Also update
4353 DECL_GIMPLE_REG_P for vector and complex types.
4355 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4356 Jan Hubicka <jh@suse.cz>
4359 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4360 empty before freeing them.
4361 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4363 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4365 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4366 * config/xtensa/predicates.md (tls_symbol_operand): New.
4367 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4368 (TARGET_CANNOT_FORCE_MEM): Define.
4369 (xtensa_tls_symbol_p): New.
4370 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4371 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4372 (xtensa_tls_module_base): New.
4373 (xtensa_call_tls_desc): New.
4374 (xtensa_legitimize_tls_address): New.
4375 (xtensa_legitimize_address): Handle TLS symbols.
4376 (xtensa_tls_referenced_p_1): New.
4377 (xtensa_tls_referenced_p): New.
4378 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4380 (XTENSA_BUILTIN_THREAD_POINTER): New.
4381 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4382 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4383 builtin. Add declarations for __builtin_thread_pointer and
4384 __builtin_set_thread_pointer.
4385 (xtensa_fold_builtin): Recognize new builtins.
4386 (xtensa_expand_builtin): Expand new builtins.
4387 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4388 (TARGET_THREADPTR): Define.
4389 (HAVE_AS_TLS): Define default value.
4390 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4391 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4392 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4393 (UNSPECV_SET_TP): New.
4394 (sym_TPOFF, sym_DTPOFF): New.
4395 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4396 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4397 * configure: Regenerated.
4399 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4402 * config/ia64/ia64.c (ia64_optimization_options): Move
4403 checking and setting flag_schedule_insns_after_reload and
4404 ia64_flag_schedule_insns2 back to ...
4405 (ia64_override_options): Here.
4407 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4410 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4411 zero extend count after the correction to it is done.
4412 (doloop_optimize): Update call to doloop_modify, don't zero extend
4415 2008-09-18 Martin Jambor <mjambor@suse.cz>
4417 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4419 * ipa-prop.c: Correct comments.
4420 * ipa-prop.h: Likewise.
4422 2008-09-18 Jan Hubicka <jh@suse.cz>
4425 * ipa-reference.c (ipa_reference_local_vars_info_d,
4426 ipa_reference_global_vars_info_d,
4427 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4428 ipa_reference_vars_info_t): Move here from ipa-reference.h
4429 (node_duplication_hook_holder, node_removal_hook_holder): New.
4430 (get_reference_vars_info_from_cgraph): Rename to ...
4431 (get_reference_vars_info): ... this one, use cgraph uids.
4432 (get_local_reference_vars_info, get_global_reference_vars_info):
4433 Use cgraph instead of decl.
4434 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4436 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4437 ipa_reference_get_written_global,
4438 ipa_reference_get_not_written_global): Use cgraph argument.
4439 (check_call): Simplify avail check.
4440 (scan_stmt_for_static_refs): Update.
4441 (propagate_bits): Update.
4442 (merge_callee_local_info): Remove.
4443 (init_function_info): Use cgraph nodes.
4444 (clean_function_local_data): Break out from ...
4445 (clean_function): ... here.
4446 (copy_local_bitmap, copy_global_bitmap): New functions.
4447 (duplicate_node_data, remove_node_data): New functions.
4448 (generate_summary): Register hooks; use visibility instead of
4450 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4451 * ipa-reference.h (ipa_reference_local_vars_info_d,
4452 ipa_reference_global_vars_info_d,
4453 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4454 ipa_reference_vars_info_t): Move to ipa-reference.c
4455 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4457 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4458 ipa_reference_get_not_read_global,
4459 ipa_reference_get_not_written_global): Update prototype.
4460 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4461 (init_state): Remove.
4462 (node_duplication_hook_holder, node_removal_hook_holder): New.
4463 (get_function_state, set_function_state): Use VECtor.
4464 (analyze_function): Check body availability.
4465 (add_new_function): Likewise.
4466 (duplicate_node_data, remove_node_data): New.
4467 (generate_summary): Register hooks; do not care about clones.
4468 (propafate): Do not care about clones; recursive functions are
4470 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4471 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4472 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4474 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4475 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4476 Update call of ipa-reference accesors.
4478 2008-09-18 Simon Baldwin <simonb@google.com>
4480 * c-opts.c (c_common_handle_option): Add handling for
4481 -Wbuiltin-macro-redefined command line option.
4482 * c.opt: Added builtin-macro-redefined option.
4483 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4486 2008-09-18 Richard Guenther <rguenther@suse.de>
4488 PR tree-optimization/37258
4489 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4490 and signedness for integral types.
4491 (vn_phi_eq): Require compatible types.
4493 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4496 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4497 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4499 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4500 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4501 ggc_free other TREE_LIST nodes from that chain.
4502 * function.c (instantiate_decls): Instantiate also DECL_RTL
4503 of vars in cfun->local_decls, free that list afterwards.
4505 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4507 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4508 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4510 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4512 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4513 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4515 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4517 PR tree-optimization/37102
4518 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4519 from a node. Check to see if another PHI is dead.
4520 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4521 remove real PHIs which have no uses.
4522 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4524 2008-09-18 Richard Guenther <rguenther@suse.de>
4527 * tree-cfg.c (remove_useless_stmts_1): Remove
4528 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4530 2008-09-18 Nick Clifton <nickc@redhat.com>
4532 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4533 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4534 to frv_secondary_reload_class.
4535 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4536 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4537 (frv_secondary_reload_class): Omit unused parameter.
4538 (frv_secondary_reload): New function. Handle the case when
4539 secondary_reload_class() is called before the reload_(in|out)
4540 _optabs have been initialised.
4541 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4543 * config/frv/frv.md: Define an exclusion set between fr550_m0
4546 2008-09-18 Richard Guenther <rguenther@suse.de>
4548 PR tree-optimization/37456
4549 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4550 want to insert after ends a BB insert on the single fallthru
4553 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4555 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4556 Mention -march=z9-109, z9-ec and z10.
4558 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4560 PR rtl-optimization/37544
4561 * regrename.c (maybe_mode_change): Exit early when copy_mode
4562 is narrower than orig_mode and narrower than new_mode.
4564 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4567 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4569 * sched-rgn.c (ref_counts): Remove.
4570 (insn_referenced): New static variable.
4571 (INSN_REF_COUNT): Remove.
4572 (sched_run_compute_dependencies): Use insn_referenced instead of
4574 (add_branch_dependences): Likewise. Delete dead assignment.
4576 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4578 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4579 consumer is an asm. Add comment why this is important.
4580 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4581 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4583 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4585 * expr.c (emit_group_store): Do not shift before moving via a
4588 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4590 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4591 from aggregate to non-aggregate type if the bit pattern is not fully
4592 preserved afterwards.
4594 2008-09-17 Richard Guenther <rguenther@suse.de>
4596 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4597 (verify_gimple_assign): ... this. Split into ...
4598 (verify_gimple_assign_unary): ... this,
4599 (verify_gimple_assign_binary): ... that,
4600 (verify_gimple_assign_single): ... and this.
4601 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4602 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4603 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4604 (verify_types_in_gimple_reference): Be forgiving with
4606 (verify_gimple_phi): Deal with virtual operands.
4608 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4610 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4612 * tree.c (get_callee_fndecl): Don't call the language hook.
4613 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4614 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4615 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4617 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4619 * tree.c (protected_set_expr_location): Don't unnecessarily
4620 check for error_mark_node.
4622 2008-09-17 Art Haas <ahaas@impactweather.com>
4624 * ipa-reference.c (analyze_function): Declare step only if
4625 ENABLE_CHECKING is defined.
4627 2008-09-17 Jan Hubicka <jh@suse.cz>
4630 * tree.h (DECL_INLINE): remove.
4631 (DECL_DECLARED_INLINE_P): Update docs.
4632 (DECL_NO_INLINE_WARNING_P): new.
4633 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4634 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4636 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4637 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4640 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4643 2008-09-17 Jan Hubicka <jh@suse.cz>
4645 * ipa-reference.c (ipa_obstack): Remove.
4646 (local_info_obstack, global_info_obstack): New.
4647 (add_static_var): We now handle variables only.
4648 (mark_address_taken, mark_load, mark_store): New functions based on ...
4649 (check_operand): ... remove.
4650 (get_asm_stmt_operands): Rename to ...
4651 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4652 (scan_stmt_for_static_refs): Rewrite.
4653 (scan_op_for_static_refs): Rename to ...
4654 (scan_initializer_for_static_refs): do not look for VAR_DECL
4655 initializers; stop recursion on types and decls.
4656 (ipa_init): Use proper obstacks.
4657 (analyze_variable): Use scan_initializer_for_static_refs.
4658 (init_function_info): Use local obstack.
4659 (analyze_function): Simplify.
4660 (add_new_function): We don't need visited_nodes obstack.
4661 (generate_summary): Use proper obstacks; cleanup after propagation.
4663 2008-09-17 Richard Guenther <rguenther@suse.de>
4666 PR tree-optimization/37491
4667 * alias.c (get_alias_set): Use the canonical type.
4668 * tree-vect-transform.c (vectorizable_store): Use the type of
4669 the lhs for the vector type. Adjust checking.
4670 (vectorizable_load): Adjust checking.
4672 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4673 Adam Nemet <anemet@caviumnetworks.com>
4675 PR rtl-optimization/37483
4676 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4677 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4678 Rearrange code to better match the original comment. Check
4679 t_unconditional first. Improve comment.
4681 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4684 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4685 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4688 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4689 GIMPLE_TRY if cleanup sequence is empty.
4691 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4694 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4695 eliminate IV if the cost are the same.
4697 2008-09-16 Richard Guenther <rguenther@suse.de>
4700 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4703 2008-09-16 Richard Guenther <rguenther@suse.de>
4705 PR tree-optimization/37508
4706 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4708 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4710 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4712 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4714 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4715 use gen_floatdidf2 directly.
4716 (floatunssidf2): Likewise.
4717 (floatsidf_ppc64_mfpgpr): Remove.
4718 (floatsidf_ppc64): Remove.
4719 (floatunssidf_ppc64): Remove.
4721 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4723 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4724 rather than update_cost_queue.
4726 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4727 in every call starting with the second one, instead of only when
4728 alias_bitmap_obstack.elements != NULL.
4730 * tree-predcom.c (filter_suitable_components): Free all refs in
4731 act->refs vector before calling release_component.
4732 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4734 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4736 * tree-loop-linear.c (linear_transform_loops): Initialize
4737 lambda_obstack only after calling perfect_loop_nest_depth.
4738 Goto free_and_continue instead of just continue for later failures.
4741 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4744 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4746 2008-09-14 Andreas Schwab <schwab@suse.de>
4748 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4750 2008-09-14 Jan Hubicka <jh@suse.cz>
4752 * invoke.texi (-fconserve-stack): Document.
4753 * opts.c (decode_options): Handle conserve_stack.
4754 * common.opt (fconvserve_stack): New.
4756 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4758 * config.host: Add x-aix to host_xmake_file.
4759 * config/rs6000/t-aix52: Do not override LDFLAGS.
4760 * config/rs6000/x-aix: New file.
4762 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4768 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4769 is not recognized as a valid register usage. Allow REG_X to be used
4771 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4772 forces a reload when using a base register.
4774 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4776 * config/i386/cygming-crtend.c (register_frame_ctor): If
4777 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4778 directly with atexit.
4779 (deregister_frame_ctor): Rename to ...
4780 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4781 if !DEFAULT_USE_CXA_ATEXIT.
4783 2008-09-13 Jan Hubicka <jh@suse.cz>
4785 * cgraph.c: Include value-prof.h
4786 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4788 2008-09-13 Jan Hubicka <jh@suse.cz>
4791 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4792 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4793 tree_gen_one_value_profiler, tree_gen_average_profiler,
4794 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4796 2008-09-13 Jan Hubicka <jh@suse.cz>
4798 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4799 too many bytes on misalligned blocks.
4801 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4803 * doc/cfg.texi: Fix some typos.
4804 * doc/extend.texi: Likewise.
4805 * doc/install.texi: Likewise.
4806 * doc/invoke.texi: Likewise.
4807 * doc/rtl.texi: Likewise.
4808 * doc/tree-ssa.texi: Likewise.
4810 2008-09-13 Richard Guenther <rguenther@suse.de>
4813 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4814 gimple stores for memory rhs.
4816 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4818 PR rtl-optimization/37489
4819 * cse.c (fold_rtx): Don't return const_true_rtx for float
4820 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4822 2008-09-13 Jan Hubicka <jh@suse.cz>
4824 PR tree-optimization/37392
4825 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4827 2008-09-13 Martin Jambor <mjambor@suse.cz>
4828 Jan Hubicka <jh@suse.cz>
4830 * cgraph.c (free_edges): New variable.
4831 (NEXT_FREE_EDGE): New macro.
4832 (cgraph_free_edge): New function.
4833 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4834 (cgraph_node_remove_callees): Likewise.
4835 (cgraph_node_remove_callers): Likewise.
4836 (cgraph_create_edge): Reuse edges from the free list. Do not
4837 update uid if doing so.
4838 (cgraph_remove_*_hook): Add free call.
4840 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4842 * ira-color.c (conflict_allocno_vec): Delete.
4843 (update_cost_queue_elem): New structure.
4844 (update_cost_queue): New variable.
4845 (update_cost_queue_tail): Likewise.
4846 (update_cost_queue_elems): Likewise.
4847 (allocno_update_cost_check): Delete.
4848 (initiate_cost_update): Allocate update_cost_queue_elems
4849 instead of allocno_update_cost_check.
4850 (finish_cost_update): Update the free()s accordingly.
4851 (start_update_cost): New function.
4852 (queue_update_cost): Likewise.
4853 (get_next_update_cost): Likewise.
4854 (update_copy_costs_1): Inline into...
4855 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4856 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4857 once we've established they are equal. Don't allocate update
4858 costs if there is nothing to add to them.
4859 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4860 DIVISOR arguments. Use a queue instead of recursive calls;
4861 process all the allocnos in the initial queue, rather than
4863 (assign_hard_reg): Use queue_update_cost instead of
4864 conflict_allocno_vec. Queue coalesced allocnos instead
4865 of calling update_conflict_hard_regno_costs for each one.
4866 Just call update_conflict_hard_regno_costs once for the
4868 (ira_color): Remove conflict_allocno_vec handling.
4870 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4872 PR tree-optimization/37484
4873 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4874 (save_var_name): Same.
4875 (initialize_cloog_names): Same.
4876 (initialize_cloog_names): Same.
4878 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4880 * tree-scalar-evolution.c (set_instantiated_value): Set
4883 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4887 * ira-build.c (common_loop_tree_node_dominator): Remove.
4888 (copy_live_ranges_to_removed_store_destinations): New function.
4889 (regno_top_level_allocno_map): Move to top level from ...
4890 (ira_flattening): ... here. Use
4891 copy_live_ranges_to_removed_store_destinations.
4893 * ira-emit.c (generate_edge_moves): Fix a comment.
4895 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4898 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4899 scratch register after 'set' pattern.
4901 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4903 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4904 information passed to mark_reg_pointer.
4905 * explow.c (force_reg): Likewise.
4907 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4909 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4910 when building for the celledp architecture.
4912 2008-09-12 Richard Guenther <rguenther@suse.de>
4914 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4916 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4918 PR rtl-optimization/37424
4919 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4920 the regnos instead of the addresses.
4922 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4924 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4926 2008-09-11 Richard Guenther <rguenther@suse.de>
4928 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4929 entering the weaker equivalence recording.
4931 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4933 2008-09-11 Jeff Law <law@redhat.com>
4935 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4936 by assign_stack_local on the IRA path for stack slot sharing
4937 as well as the non-IRA path.
4939 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4941 * config/i386/i386.h: Fix whitespace issues.
4943 2008-09-11 Martin Jambor <mjambor@suse.cz>
4945 * ipa-prop.h (struct ipa_param_flags): Removed.
4946 (struct ipa_param_descriptor): New structure.
4947 (struct ipa_node_params): ipcp_lattices, param_decls and
4948 param_flags moved to ipa_param_description.
4949 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4950 descriptors. Renamed all users.
4951 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4952 changed to access descriptors. Renamed all users.
4953 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4954 to access descriptors. Renamed all users.
4955 * ipa-cp.c (ipcp_init_cloned_node): Call
4956 ipa_initialize_node_params instead of ipa_count_formal_params and
4957 ipa_create_param_decls_array.
4958 (ipcp_analyze_node): Likewise.
4959 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4960 descriptors. Renamed all users.
4961 (ipcp_initialize_node_lattices): Remove allocation.
4962 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4963 ipa_initialize_node_params instead of ipa_count_formal_params and
4964 ipa_create_param_decls_array.
4965 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4966 ipa_populate_param_decls, made static, added parameter info,
4967 renamed mt to node, removed allocation, changed to use
4969 (ipa_count_formal_params): Made static, added parameter info,
4971 (ipa_initialize_node_params): New function.
4972 (ipa_check_stmt_modifications): Changed to use descriptors.
4973 (ipa_detect_param_modifications): Removed allocation, changed to
4975 (ipa_note_param_call): Changed to use descriptors.
4976 (ipa_analyze_params_uses): Removed allocation.
4977 (ipa_free_node_params_substructures): Changed to use descriptors.
4978 (ipa_edge_duplication_hook): Use the unused attribute.
4979 (ipa_node_duplication_hook): Use the unused attribute, changed to
4980 use descriptors, changed to duplicate descriptors.
4982 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4983 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4984 indirect inlining. Made static.
4985 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4986 functions called only once.
4987 (cgraph_decide_recursive_inlining): Don't call
4988 ipa_propagate_indirect_call_infos, pass new_edges to
4989 cgraph_mark_inline_edge instead.
4990 (cgraph_decide_inlining_of_small_functions): Don't call
4991 ipa_propagate_indirect_call_infos, pass new_edges to
4992 cgraph_mark_inline_edge instead.
4993 (cgraph_decide_inlining): Don't call
4994 ipa_propagate_indirect_call_infos.
4995 * ipa-prop.c: Check that vectors are allocated.
4997 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4998 iff a new cgraph edges have been created.
4999 (cgraph_decide_inlining): New variable redo_always_inline.
5000 Flattening and always_inlining loop until callgraph stabilizes.
5001 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5002 true iff new cgraph edges have been created.
5003 (propagate_info_to_inlined_callees): Likewise.
5004 (ipa_propagate_indirect_call_infos): Likewise.
5006 2008-09-11 Richard Guenther <rguenther@suse.de>
5008 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5009 (set_prologue_iterations): Likewise.
5010 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5012 (vect_update_init_of_dr): Likewise.
5013 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5015 * fold-const.c (fold_unary): Do not generate calculations
5018 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5020 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5021 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5022 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5024 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5026 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5027 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5028 before finalizing the changes.
5029 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5031 (simplify_truth_ops_using_ranges): New.
5032 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5033 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5034 whether a simplification was made.
5035 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5036 use a switch statement and also call simplify_truth_ops_using_ranges.
5038 2008-09-11 Jan Hubicka <jh@suse.cz>
5040 * ggc-common.c (loc_array): Make static.
5041 * dce.c (rest_of_handle_ud_dce): Free worklist.
5043 2008-09-11 Jan Hubicka <jh@suse.cz>
5045 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5046 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5047 function so we are sure we do not dangle it forever.
5048 * function.c (outer_function_chain, find_function_data): Remove.
5049 (function_context_stack): New.
5050 (push_function_context, pop_function_context): Update.
5051 * function.h (struct function): Remove pointer outer.
5052 (outer_function_chain, find_function_data): Remove.
5053 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5055 2008-09-11 Jan Hubicka <jh@suse.cz>
5058 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5060 2008-09-11 Jan Hubicka <jh@suse.cz>
5062 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5064 2008-09-11 Jan Hubicka <jh@suse.cz>
5066 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5067 (free_var_map_entry): New function.
5068 (redirect_edge_var_map_destroy): Use it.
5070 2008-09-11 Jan Hubicka <jh@suse.cz>
5073 * tree-inline.c (add_lexical_block): Replace with ...
5074 (prepend_lexical_block): ... prepend at begginig.
5075 (remap_blocks): Use it and reverse later.
5076 (expand_call_inline): Use prepend_lexical_block.
5078 2008-09-11 Jan Hubicka <jh@suse.cz>
5080 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5082 2008-09-11 Jan Hubicka <jh@suse.cz>
5084 * function.c (free_after_compilation): Call insn_locators_free.
5085 * cfglayout.c (insn_locators_free): New function.
5086 * rtl.h (insn_locators_free): Declare.
5088 2008-09-11 Jan Hubicka <jh@suse.cz>
5090 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5092 (cond_move_process_if_block): Update call.
5094 2008-09-11 Jan Hubicka <jh@suse.cz>
5096 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5097 * vec.c: Include hashtab.h
5098 (vec_descriptor, ptr_hash_entry): New structures.
5099 (vec_desc_hash, vec_ptr_map): New static variables.
5100 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5101 register_overhead, free_overhead, vec_heap_free): New functions.
5102 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5103 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5104 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5107 2008-09-11 Ira Rosen <irar@il.ibm.com>
5109 PR tree-optimization/37474
5110 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5111 length of load permutation.
5113 2008-09-11 Andreas Schwab <schwab@suse.de>
5115 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5117 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5120 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5121 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5122 simplify_gen_subreg.
5124 2008-09-11 Ira Rosen <irar@il.ibm.com>
5126 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5129 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5132 * gimplify.c (gimplify_body): Call default_rtl_profile.
5135 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5136 instead of tok->val.node if not expanding to something else. Handle
5137 intervening CPP_PADDING tokens.
5138 (altivec_categorize_keyword): Remove unneeded comparisons.
5140 2008-09-10 Richard Guenther <rguenther@suse.de>
5142 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5144 2008-09-10 Richard Guenther <rguenther@suse.de>
5147 * tree-inline.c (insert_init_stmt): Make sure to not
5148 insert invalid gimple stores.
5150 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5152 PR tree-optimization/37388
5153 * toplev.c (process_options): Fail and warn when graphite
5154 flags are used, but the compiler has not been configured
5155 with graphite libraries.
5156 * graphite.c (graphite_transform_loops): Remove printfs
5157 to dump_file for the case when graphite is not available.
5159 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5162 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5163 the even element into register.
5164 (ix86_expand_vector_init_general): Don't use
5165 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5166 if we can't move from GPR to SSE register directly.
5168 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5170 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5171 not lose track of the number of NOPs needed. Number of NOPs needed
5172 for sync vs. loads workaround was switched; corrected. Run second
5173 pass for all workarounds. No NOPs needed after call insns. Change
5174 second pass to use find_next_insn_start and find_load helpers in order
5175 to properly detect parallel insns.
5176 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5178 2008-09-10 Jan Hubicka <jh@suse.cz>
5180 * value-prof.c (gimple_ic): Fix tuplification bug.
5181 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5184 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5186 PR tree-optimization/37353
5187 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5188 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5189 calls instead of cond_dead_built_in_calls.
5190 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5191 initalize the vector only before adding first entry. Use VEC_safe_push
5192 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5193 shrink_wrap_conditional_dead_built_in_calls call.
5195 2008-09-10 Ira Rosen <irar@il.ibm.com>
5197 PR tree-optimization/37385
5198 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5199 argument, and use it as a vector type if not NULL.
5200 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5202 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5203 additional argument.
5204 (vectorizable_load): Likewise.
5206 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5208 * config/i386/i386.md (SWI32): New mode iterator.
5209 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5212 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5214 PR rtl-optimization/37435
5215 * caller-save.c (insert_restore, insert_save): Check the mode by
5218 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5221 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5223 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5226 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5228 * doc/invoke.texi (ARM Options): Correct errors in discussion
5229 of -mfloat-abi, -mhard-float, and -msoft-float.
5231 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5232 Jan Hubicka <jh@suse.cz>
5235 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5236 calling gimple_regimplify_operands on it. Iterate over all newly
5237 added statements, not just the last one.
5238 (insert_init_stmt): Insert stmt into seq first, then call
5239 gimple_regimplify_operands on it. Don't create new gimplification
5240 context, nor find referenced vars.
5242 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5245 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5246 to pointer to vector pointer.
5247 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5248 propagate_info_to_inlined_callees): Likewise.
5249 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5250 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5251 ipa_check_create_edge_args.
5252 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5253 argument to pointer to vector pointer.
5254 (cgraph_decide_inlining_of_small_function): Adjust
5255 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5259 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5260 optimizing for size, not speed.
5262 PR rtl-optimization/37408
5263 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5264 if parm is promoted.
5266 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5268 PR tree-optimization/37375
5269 * tree-scalar-evolution.c (scev_info_str): Add field
5271 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5272 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5273 set_instantiated_value): Pass instantiated_below.
5274 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5276 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5277 the definitions are not instantiated.
5279 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5280 (block_before_loop): New.
5281 * tree-data-ref.c (dr_analyze_indices): Update uses of
5283 * graphite.c (block_before_scop): New.
5284 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5285 basic block, not a loop for determining the parameters.
5286 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5288 (idx_record_params, find_params_in_bb, find_scop_parameters,
5289 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5290 to instantiate_scev.
5292 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5294 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5298 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5300 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5301 Check zero freq and increase if necessary.
5303 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5305 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5306 regno is in the right range. Add comments.
5308 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5310 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5312 * mips-tfile.c (copy_object): Cast alloca result to int *.
5313 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5315 Rename class to sclass.
5316 (read_tfile): Cast read_seek return values to proper types.
5317 Cast xcalloc return value to proper type.
5319 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5321 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5322 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5323 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5325 2008-09-09 Jan Hubicka <jh@suse.cz>
5327 * profile.c (is_edge_inconsistent): Add debug output; ignore
5328 negative count on fake edges.
5329 (is_inconsistent): Add debug output.
5331 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5333 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5335 (choose_ready): When first insn is chosen from the ready list, also
5338 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5340 PR rtl-optimization/37360
5341 * haifa-sched.c (max_issue): Do not assert that we never issue more
5342 insns than issue_rate. Add comment.
5344 2008-09-09 Richard Guenther <rguenther@suse.de>
5346 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5347 (verify_types_in_gimple_call): Rename to ...
5348 (verify_gimple_call): ... this. Enhance.
5349 (verify_types_in_gimple_cond): Remove.
5350 (verify_gimple_comparison): New function ...
5351 (verify_types_in_gimple_assign): ... split out from here.
5352 (verify_types_in_gimple_return): Rename to ...
5353 (verify_gimple_return): ... this. Enhance.
5354 (verify_types_in_gimple_switch): Rename to ...
5355 (verify_gimple_switch): ... this. Enhance.
5356 (verify_gimple_goto): New function.
5357 (verify_types_in_gimple_phi): Rename to ...
5358 (verify_gimple_phi): ... this. Enhance.
5359 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5360 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5361 (verify_types_in_gimple_seq_2): Remove cases handled in
5362 verify_types_in_gimple_stmt.
5364 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5366 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5367 (push_multiple_operation, pop_multiple_operation): Set it.
5368 (workaround_rts_anomaly): New function.
5369 (workaround_speculation): New function, broken out of bfin_reorg.
5370 (bfin_reorg): Call the new functions.
5372 2008-09-09 Richard Guenther <rguenther@suse.de>
5376 * gimplify.c (gimplify_conversion): Change conversions of
5377 non-register type to VIEW_CONVERT_EXPRs.
5378 (gimplify_addr_expr): If we need to make the operand
5379 addressable make sure to use a properly initialized
5380 temporary for that so it gets a valid gimple store.
5382 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5384 * function.h (struct function): Add function_start_locus.
5385 * cfgexpand.c (gimple_expand_cfg): Use it.
5386 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5388 2008-09-09 Richard Guenther <rguenther@suse.de>
5390 PR tree-optimization/37433
5391 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5394 2008-09-09 Richard Guenther <rguenther@suse.de>
5396 PR tree-optimization/37387
5397 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5398 and bits to a common type.
5400 2008-09-09 Nick Clifton <nickc@redhat.com>
5402 * config/v850/v850.md (return): Restore frame size restriction.
5404 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5406 * c-common.c (c_expand_decl): Remove.
5407 * c-common.h (anon_aggr_type_p): Remove prototype.
5408 (DECL_ANON_UNION_ELEMS): Remove.
5409 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5410 * c-decl.c (anon_aggr_type_p): Remove.
5411 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5412 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5413 * langhooks.h (struct lang_hooks): Remove expand_decl.
5414 * langhooks.c (lhd_expand_decl): Remove.
5415 * stmt.c (expand_anon_union_decl): Remove.
5416 * tree.h (expand_anon_union_decl): Remove prototype.
5418 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5421 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5423 * config/avr/avr.md (QISI) : Define mode iterator.
5424 (negated_tst<mode>) : Redefine as split using mode macro.
5425 (reversed_tstqi): Define insn as reversed compare with zero.
5426 (reversed_tsthi): Ditto.
5427 (reversed_tstsi): Ditto.
5429 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5432 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5433 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5436 * predict.c (optimize_function_for_size_p): Don't segfault if
5438 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5439 tree_swap_operands_p): Don't test cfun != NULL before calling
5440 optimize_function_for_s*_p.
5442 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5444 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5447 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5449 * crx/crx.h (IRA_COVER_CLASSES): Define.
5451 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5454 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5455 even when a stmt has been gimple_modified_p, but after fold_stmt is
5456 not any longer. Remove unneeded may_have_exposed_new_symbols
5459 2008-09-08 Richard Guenther <rguenther@suse.de>
5461 PR tree-optimization/37421
5462 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5465 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5468 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5470 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5473 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5474 * pa-hpux10.h (LINK_SPEC): Likewise.
5475 * pa-hpux11.h (LINK_SPEC): Likewise.
5477 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5479 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5480 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5482 2008-09-07 Helge Deller <deller@gmx.de>
5484 * pa/linux-atomic.c: New file.
5485 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5486 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5488 2008-09-07 Richard Guenther <rguenther@suse.de>
5489 Ira Rosen <irar@il.ibm.com>
5491 PR tree-optimization/36630
5492 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5493 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5495 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5496 Ira Rosen <irar@il.ibm.com>
5498 PR tree-optimization/35642
5499 * config/rs6000/altivec.md (mulv8hi3): Implement.
5501 2008-09-06 Jeff Law <law@redhat.com>
5503 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5505 2008-09-06 Jan Hubicka <jh@suse.cz>
5507 PR tree-optimization/14703
5508 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5510 * passes.c (init_optimization_passes): Recompute inline parameters.
5512 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5514 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5517 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5518 Peter Fuerst <post@pfrst.de>
5520 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5521 * doc/extend.texi: Document __builtin_mips_cache.
5522 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5523 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5524 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5525 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5526 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5527 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5528 (set_push_mips_isas): New variable.
5529 (mips_r10k_cache_barrier): New variable.
5530 (cache): New availability predicate.
5531 (mips_builtins): Add an entry for __builtin_mips_cache.
5532 (mips_build_cvpointer_type): New function.
5533 (MIPS_ATYPE_CVPOINTER): New macro.
5534 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5536 (r10k_simplified_address_p, r10k_simplify_address)
5537 (r10k_uncached_address_p, r10k_safe_address_p)
5538 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5539 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5540 (r10k_insert_cache_barriers): New functions.
5541 (mips_reorg_process_insns): Delete cache barriers after a
5542 branch-likely instruction.
5543 (mips_reorg): Call r10k_insert_cache_barriers.
5544 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5545 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5546 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5547 (mips_cache, r10k_cache_barrier): New define_insns.
5549 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5551 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5552 * ira-color.c (setup_allocno_left_conflicts_num): Use
5553 hard_reg_set_equal_p instead of a comparison with
5554 ira_zero_hard_reg_set.
5555 * ira.c (setup_reg_subclasses): Likewise.
5556 (setup_cover_and_important_classes): Likewise.
5557 (setup_class_translate): Likewise.
5558 (setup_reg_class_intersect_union): Likewise.
5559 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5560 (ira_init_once): Don't initialize them.
5562 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5564 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5566 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5568 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5570 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5572 Improved branch hints, safe hints, and scheduling.
5574 * haifa-sched.c (sched_emit_insn) : Define.
5575 * sched-int.h (sched_emit_insn) : Add prototype.
5576 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5577 -mhint-max-distance -msafe-hints) : Document.
5578 * config/spu/spu.c (spu_flag_var_tracking): New.
5579 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5580 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5581 TARGET_ASM_FILE_START): Define.
5582 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5583 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5584 (spu_emit_branch_hint): Add blocks argument.
5585 (insert_branch_hints, insert_nops): Remove.
5586 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5587 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5588 spu_sched_reorder, asm_file_start): New functions.
5589 (clock_var, spu_sched_length, pipe0_clock,
5590 pipe1_clock, prev_clock_var, prev_priority,
5591 spu_ls_first, prev_ls_clock): New static variables.
5592 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5593 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5594 (nopn_nv): Add a non-volatile version of nop.
5595 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5596 -mhint-max-distance, -msafe-hints): New options.
5598 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5599 Samuel Tardieu <sam@rfc1149.net>
5601 * opts.c (decode_options): Combine nested if statements.
5604 * opts.c (decode_options): Handle more relationships among
5605 unit-at-a-time, toplevel-reorder, and section-anchors.
5607 2008-09-05 David Daney <ddaney@avtrex.com>
5609 * doc/install.texi (--enable-reduced-reflection): Document new option.
5611 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5613 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5615 (constantpool_operand): New.
5616 (move_operand): Disallow sub-word modes for the constant pool.
5617 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5618 (xtensa_secondary_reload_class): Replace with....
5619 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5620 Set icode for sub-word reloads from the constant pool.
5621 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5622 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5623 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5624 * config/xtensa/xtensa-protos.h: Update prototypes.
5626 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5628 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5629 (REG_CLASS_NAMES): Update.
5630 (REG_CLASS_CONTENTS): Update.
5631 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5632 of ALL_REGS for regs 77 and 78.
5633 * function.c (instantiate_virtual_regs_in_insn): Assert that
5634 return value of simplify_gen_subreg is not NULL.
5636 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5638 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5639 (gen_rtvec_v): Fix coding standards.
5641 2008-09-04 Jan Hubicka <jh@suse.cz>
5643 * i386.c (decide_alg): Be more conservative about optimizing for size.
5645 2008-09-04 Ian Lance Taylor <iant@google.com>
5647 * varasm.c (narrowing_initializer_constant_valid_p): New
5649 (initializer_constant_valid_p): Call it.
5651 2008-09-04 Jeff Law <law@redhat.com>
5653 * fold-const.c (native_encode_real): Fix computation of WORDS.
5654 (native_interpret_real): Likewise.
5656 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5658 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5660 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5662 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5663 that the cost is already taken into account in ira-costs.c
5665 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5667 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5668 ira_debug_copies): New.
5669 (ira_bulid): Call print_copies.
5671 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5673 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5676 * config/rs6000/rs6000.c (optimization_options): Remove check of
5677 flag_toplevel_order.
5679 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5681 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5682 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5683 second operand is a reg_imm10_operand.
5684 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5685 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5686 (*seq_<GPR:mode><GPR2:mode>): Rename to
5687 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5689 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5690 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5692 (*sne_<GPR:mode><GPR2:mode>): Rename to
5693 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5696 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5698 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5699 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5700 combining an arithmetic right shift by more than 31 and a
5701 trunction. Don't match for out-of-range shift amounts. Set
5702 attribute mode to <MODE>.
5703 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5704 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5705 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5706 shifts by less than 32.
5707 (extv): Change predicate on first operand to accept registers.
5708 Change predicate of the other operands from immediate_operand to
5709 const_int_operand. Expand exts when source is a register.
5710 (extzv): Change predicate of the constant operands from
5711 immediate_operand to const_int_operand.
5712 (extzv<mode>): Change predicate of the constant operands from
5713 immediate_operand to const_int_operand and no constraint. Also
5715 (*extzv_trunc<mode>_exts): New pattern.
5717 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5719 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5720 * config/mips/mips-protos.h (mask_low_and_shift_p,
5721 mask_low_and_shift_len): Declare.
5722 * config/mips/mips.c (mask_low_and_shift_p,
5723 mask_low_and_shift_len): New functions.
5724 (mips_print_operand): Handle new operand prefix "m".
5725 * config/mips/mips.md (*cins<mode>): New pattern.
5727 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5729 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5730 optimizing for size.
5732 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5734 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5735 regardless of epilogue_completed.
5737 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5740 * ira-lives.c (process_bb_node_lives): Check setjmp.
5742 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5745 * ira-build.c (form_loop_tree): Reverse BB walk.
5746 (create_bb_allocnos): Likewise.
5747 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5748 (mark_reg_store): Rename to...
5749 (mark_ref_live): ...this and take a df_ref argument instead of
5750 note_stores arguments. Assert that we have a register.
5751 (mark_reg_clobber): Delete.
5752 (def_conflicts_with_inputs_p): New function.
5753 (mark_reg_conflicts): Delete.
5754 (mark_reg_death): Rename to...
5755 (mark_ref_dead): ...this and take a df_ref argument instead of
5756 a register. Assert that we have a register.
5757 (process_bb_node_lives): Hoist frequency calculation out of
5758 instruction walk. Convert from a forwards scan to a backwards scan.
5759 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5760 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5761 (create_allocno_live_ranges): Don't create regs_set.
5763 2008-09-04 Ian Lance Taylor <iant@google.com>
5765 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5766 or REG_LABEL_TARGET.
5767 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5768 comparing MODE with MEM.
5769 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5770 comparing with GF_PREDICT_TAKEN.
5771 (gimple_get_lhs): Change code to enum gimple_code.
5772 (gimple_set_lhs): Likewise.
5773 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5774 * omp-low.c (find_omp_clause): Change kind parameter to enum
5776 * tree-flow.h (find_omp_clause): Update declaration.
5777 * regrename.c (clear_dead_regs): Change kind parameter to enum
5779 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5781 * see.c (see_get_extension_data): Change return type to enum
5782 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5783 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5784 (see_gen_normalized_extension): Change extension_code parameter to
5786 (see_seek_pre_extension_expr): Change extension_code to enum
5788 (see_merge_one_def_extension): Likewise.
5789 (see_handle_relevant_defs): Likewise.
5790 (see_handle_relevant_uses): Likewise.
5791 (see_analyze_one_def): Likewise.
5792 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5793 GIMPLE_ASM rather than ASM_EXPR.
5794 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5795 GIMPLE_RETURN rather than RETURN_EXPR.
5796 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5797 (evaluate_stmt): Likewise.
5798 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5799 to enum vect_relevant.
5800 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5801 compare gimple codes with tree codes.
5803 2008-09-04 Paul Brook <paul@codesourcery.com>
5805 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5807 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5809 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5810 pointer check lost in the recent no-unit-at-a-time patch.
5812 2008-09-04 Jan Hubicka <jh@suse.cz>
5815 * tree-switch-conversion.c (check_final_bb): Accept only IP
5818 2008-09-04 Jan Hubicka <jh@suse.cz>
5820 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5822 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5823 using_ranges argument.
5824 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5825 (vrp_visit_cond_stmt): Update call of
5826 vrp_evaluate_conditional_warnv_with_ops
5828 2008-09-04 Jan Hubicka <jh@suse.cz>
5830 PR tree-optimization/37345
5831 PR tree-optimization/37358
5832 PR tree-optimization/37357
5833 * tree.c (build_function_type_skip_args): Build distinct type copy;
5835 (build_function_decl_skip_args): Set type of new decl not orig decl;
5836 clear DECL_VINDEX for methods turned into functions.
5838 2008-09-04 Nick Clifton <nickc@redhat.com>
5840 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5841 * configure: Regenerate.
5842 * config.in: Regenerate.
5843 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5844 alignment field, if it is supported.
5846 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5848 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5851 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5853 * config/rs6000/rs6000.c (processor_target_table): Do not
5854 enable VMX for POWER6.
5856 2008-09-03 Anton Blanchard <anton@samba.org>
5858 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5859 emit memory barrier before operation.
5861 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5864 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5865 default_elf_asm_output_external.
5867 2008-09-03 Jeff Law <law@redhat.com>
5869 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5871 2008-09-03 Richard Henderson <rth@redhat.com>
5873 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5874 memory barrier to below the test-and-set.
5875 (alpha_split_lock_test_and_set_12): Likewise.
5877 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5881 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5884 * ira-color.c (print_loop_title): Use all_allocnos.
5885 (color_pass): Ditto. Don't add border_allocnos. Check that
5886 subloop allocno in the correspdoning bitmap all_allocnos.
5888 * ira-emit.c (change_loop): Use all_allocnos.
5890 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5891 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5892 (create_cap_allocno): Remove setting mentioned_allocnos.
5893 (create_insn_allocnos): Ditto.
5894 (remove_unnecessary_allocnos): Use all_allocnos.
5895 (check_allocno_creation): Check that allocnos are in the
5896 corresponding bitmap all_allocnos.
5898 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5902 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5903 (process_regs_for_copy): Process subregs. Refine check when cost
5904 is taken into account in ira-costs.c.
5905 (process_reg_shuffles): Use REG_SUBREG_P.
5906 (add_insn_allocno_copies): Ditto. Ignore modes.
5908 * ira-color.c (conflict_allocno_vec): New.
5909 (COST_HOP_DIVISOR): New macro.
5910 (update_copy_costs_1): Use it.
5911 (update_conflict_hard_regno_costs): New function.
5912 (assign_hard_reg): Use it.
5913 (ira_color): Allocate and free conflict_allocno_vec.
5915 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5919 * ira-int.h (ira_sort_insn_chain): Remove.
5921 * ira.c (basic_block_order_nums, chain_insn_order,
5922 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5923 (ira): Don't call ira_sort_insn_chain.
5925 * reload1.c (reload): Don't call ira_sort_insn_chain.
5927 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5930 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5931 which become non throw.
5932 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5933 update_call_expr after updating the flags on the decl.
5935 2008-09-03 Jan Hubicka <jh@suse.cz>
5937 PR tree-optimization/37315
5938 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5939 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5940 (cgraph_analyze_functions): Use node->analyzed
5941 (cgraph_mark_functions_to_output): Likewise.
5942 (cgraph_expand_function): All functions can be released after
5944 (cgraph_optimize): Use gimple_has_body_p.
5945 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5946 (cgraph_decide_inlining_incrementally): Likewise.
5947 (inline_transform): Inline transform.
5948 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5950 (inlinable_function_p): Drop gimple_body check.
5951 (expand_call_inline): Use gimple_has_body_p.
5952 * gimple.c (gimple_has_body_p): New.
5953 * gimple.h (gimple_has_body_p): Add prototype.
5954 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5955 (dump_function_to_file): Use gimple_has_body_p check.
5957 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5960 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5962 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5964 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5966 From Michael Frysinger <michael.frysinger@analog.com>
5967 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5968 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5971 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5974 * doc/extend.texi: Document picoChip builtin functions.
5975 * doc/invoke.texi: Document picoChip options.
5976 * doc/contrib.texi: Add picoChip contribution.
5977 * doc/md.texi: Document picoChip constraints.
5978 * config.gcc: Add picochip-*-*.
5979 * config/picochip/: Add new port.
5981 2008-09-03 Richard Guenther <rguenther@suse.de>
5983 PR tree-optimization/37328
5984 * tree-sra.c (sra_build_assignment): Gimplify properly.
5985 (generate_copy_inout): Take the correct stmt as definition,
5986 remove bogus assert.
5988 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5990 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5993 From Michael Frysinger <michael.frysinger@analog.com>
5994 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5996 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5998 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5999 (__gthread_setspecific): Revert 2008-08-31 change to
6000 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6002 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6004 * diagnostic.c (error_at): New.
6005 * toplev.h (error_at): New prototype.
6006 * c-typeck.c (build_array_ref): Call error_at instead of error.
6007 Pass location to pedwarn.
6009 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6011 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6013 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6015 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6016 VAR_DECL and CONST_DECL.
6018 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6019 Jakub Jelinek <jakub@redhat.com>
6021 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6022 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6023 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6024 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6025 Don't set ix86_save_varrargs_registers.
6026 (ix86_setup_incoming_varargs): Assume cum != NULL.
6027 (ix86_va_start): Check ix86_varargs_gpr_size and
6028 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6029 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6030 from frame pointer if ix86_varargs_gpr_size == 0.
6031 (ix86_compute_frame_layout): Updated.
6032 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6033 (ix86_varargs_gpr_size): Define.
6034 (ix86_varargs_fpr_size): Likewise.
6035 (machine_function): Remove save_varrargs_registers.
6036 Add varargs_gpr_size and varargs_fpr_size.
6038 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6040 * config/alpha/alpha.c (va_list_skip_additions,
6041 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6042 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6045 PR tree-optimization/36766
6046 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6047 for already removed basic blocks.
6050 * real.c (real_maxval): Clear a lower bit to make real_maxval
6051 match get_max_float for IBM long double format.
6053 2008-09-02 Andreas Schwab <schwab@suse.de>
6055 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6056 * configure: Regenerate.
6058 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6060 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6061 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6062 checking for a non-VOID CONSTANT_P.
6064 2008-09-02 Jan Hubicka <jh@suse.cz>
6066 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6067 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6070 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6072 * expr.c (emit_group_store): Don't assert stack temp mode size.
6074 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6075 Tobias Grosser <grosser@fim.uni-passau.de>
6076 Jan Sjodin <jan.sjodin@amd.com>
6077 Harsha Jagasia <harsha.jagasia@amd.com>
6078 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6079 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6080 Adrien Eliche <aeliche@isty.uvsq.fr>
6082 Merge from graphite branch.
6085 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6086 * doc/invoke.texi (-floop-block, -floop-interchange,
6087 -floop-strip-mine): Document new flags.
6088 * tree-into-ssa.c (gimple_vec): Moved...
6089 * tree-loop-distribution.c (rdg_component): Moved...
6090 * cfgloopmanip.c: Include tree-flow.h.
6091 (update_dominators_in_loop): New.
6092 (create_empty_if_region_on_edge): New.
6093 (create_empty_loop_on_edge): New.
6094 (loopify): Use update_dominators_in_loop.
6095 * tree-pass.h (pass_graphite_transforms): Declared.
6096 * configure: Regenerate.
6097 * tree-phinodes.c (make_phi_node): Export.
6098 (add_phi_node_to_bb): New, split from create_phi_node.
6099 * tree-chrec.c (for_each_scev_op): New.
6100 * tree-chrec.h (for_each_scev_op): Declared.
6101 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6102 (remove_statement): Call get_phi_with_result.
6103 * config.in (HAVE_cloog): Undef.
6104 * gdbinit.in (pgg): New.
6105 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6106 * tree-ssa-loop.c (graphite_transforms): New.
6107 (gate_graphite_transforms): New.
6108 (pass_graphite_transforms): New.
6109 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6110 HAVE_cloog): Defined.
6111 * tree-vectorizer.c (rename_variables_in_bb): Export.
6112 * tree-data-ref.c (dr_may_alias_p): Export.
6113 (stmt_simple_memref_p): New.
6114 (find_data_references_in_stmt): Export.
6115 (find_data_references_in_loop): Export.
6116 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6117 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6118 (create_rdg_vertices): Export.
6119 (build_empty_rdg): New.
6120 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6121 * tree-data-ref.h (rdg_component): ... here.
6123 (struct data_reference): Add a field scop.
6125 (find_data_references_in_loop): Declared.
6126 (find_data_references_in_stmt): Declared.
6127 (create_rdg_vertices): Declared.
6128 (dr_may_alias_p): Declared.
6129 (stmt_simple_memref_p): Declared.
6130 (struct rdg_edge): Add a field ddr_p relation.
6131 (build_empty_rdg): Declared.
6132 * lambda.h (lambda_matrix): Declare a VEC of.
6133 (find_induction_var_from_exit_cond): Declared.
6134 (lambda_vector_compare): New.
6135 * common.opt (fgraphite, floop-strip-mine,
6136 floop-interchange, floop-block): New flags.
6137 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6138 * cfgloop.c (is_loop_exit): New.
6139 * cfgloop.h (is_loop_exit): Declared.
6140 (create_empty_if_region_on_edge): Declared.
6141 (create_empty_loop_on_edge): Declared.
6142 * tree-flow.h (add_phi_node_to_bb): Declared.
6143 (make_phi_node): Declared.
6144 (rename_variables_in_bb): Declared.
6145 (perfect_loop_nest_depth): Declared.
6146 (graphite_transform_loops): Declared.
6147 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6148 (graphite.o-warn): Add -Wno-error.
6149 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6150 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6151 (INCLUDES): Add PPLINC, CLOOGINC.
6152 (OBJS-common): Add graphite.o.
6153 (graphite.o): Add rule.
6154 * gimple.h (gimple_vec): ... here.
6155 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6156 * passes.c (init_optimization_passes): Schedule
6157 pass_graphite_transforms.
6159 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6162 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6163 and -fno-toplevel-reorder after handle_options.
6165 2008-09-02 Paul Brook <paul@codesourcery.com>
6167 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6168 (arm_override_options): Set arm_tune_cortex_a9.
6169 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6170 (arm_issue_rate): Handle cortexa9.
6171 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6172 * config/arm/arm-cores.def: Add cortex-a9.
6173 * config/arm/arm-tune.md: Regenerate.
6174 * config/arm/arm.md: Include cortex-a9.md.
6175 (generic_sched, generic_vfp): Add cortexa9.
6176 * config/arm/cortex-a9.md: New file.
6178 2008-09-02 Richard Guenther <rguenther@suse.de>
6180 PR tree-optimization/37327
6181 * tree-vrp.c (register_new_assert_for): Make sure to not have
6182 TREE_OVERFLOW set on the bound.
6184 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6186 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6188 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6189 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6192 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6194 * gcc/config/spu/spu.md (divdf3): Removed.
6196 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6198 PR tree-optimization/37095
6199 * cgraph.c (cgraph_node): When creating new cgraph node after
6200 assembler_name_hash has been populated, record it in the hash
6203 2008-09-01 Paul Brook <paul@codesourcery.com>
6205 * doc/invoke.texi: Document -mword-relocations.
6206 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6207 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6208 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6209 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6210 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6211 (arm_emit_movpair): New function.
6212 (arm_print_operand <c>): Handle sybolic addresses.
6213 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6214 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6215 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6216 * config/arm/arm.opt: Add -mword-relocations.
6217 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6218 (arm_movt, arm_movw): New.
6220 2008-09-01 Paul Brook <paul@codesourcery.com>
6222 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6223 Allow Interworking on ARMv4 EABI based targets.
6224 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6225 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6227 2008-09-01 Paul Brook <paul@codesourcery.com>
6229 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6230 optimized LT0 test. Remove optimization for GT.
6232 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6234 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6235 openmp applications.
6236 * pa-hpux11.h (LIB_SPEC): Likewise.
6238 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6241 2008-09-01 Jan Hubicka <jh@suse.cz>
6243 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6244 present, use only counts; when guessed use only frequencies.
6245 (estimate_bb_frequencies): Use function_frequency.
6246 * profile.c (compute_branch_probabilities): Exit early when
6247 profile reading failed. Set profile_status.
6248 (branch_prob): Do not set profile_status.
6250 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6252 * tree.c (protected_set_expr_location): New.
6253 * tree.h (protected_set_expr_location): New prototype.
6254 * c-tree.h (build_array_ref): Add argument.
6255 (parser_build_unary_op): Same.
6256 * c-typeck.c (build_indirect_ref): Handle new location argument.
6257 (build_array_ref): Same.
6258 (parser_build_unary_op): Same.
6259 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6261 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6263 * c-common.c (finish_label_address_expr): Handle new location argument.
6264 * c-common.h (build_indirect_ref): Add argument.
6265 (finish_label_address_expr): Same.
6266 * c-parser.c (c_parser_unary_expression): Pass location to build
6268 (c_parser_postfix_expression): Same.
6270 2008-09-01 Paul Brook <paul@codesourcery.com>
6272 * config/arm/arm.md: Include cortex-r4f.md.
6273 (attr fpu): Update type list.
6274 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6275 fconstd, fcmps and fcmpd.
6276 (attr tune_cortexr4): Define.
6277 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6278 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6279 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6280 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6281 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6282 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6283 cortex_a8_vfp_farith: Ditto.
6284 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6285 * config/arm/cortex-r4.md: Use tune_cortexr4.
6286 * config/arm/cortex-r4f.md: New file.
6288 2008-09-01 Richard Guenther <rguenther@suse.de>
6290 PR tree-optimization/37305
6291 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6292 the result of constant conversions.
6293 (fold_gimple_assign): Likewise.
6295 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6297 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6298 #ifdef ENABLE_CHECKING.
6300 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6302 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6303 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6304 when !INSN_SCHEDULING.
6306 2008-09-01 Andreas Schwab <schwab@suse.de>
6308 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6310 2008-09-01 Paul Brook <paul@codesourcery.com>
6312 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6314 2008-09-01 Jan Hubicka <jh@suse.cz>
6316 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6318 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6320 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6321 * gimplify.c (gimplify_init_constructor): Add speed operand.
6322 * tree-sra.c (decide_block_copy): Likewise.
6323 * tree-inline.c (estimate_move_cost): Likewise.
6324 * config/alpha/alpha.h (MOVE_RATIO): Update.
6325 * config/frv/frv.c (MOVE_RATIO): Update.
6326 * config/spu/spu.h (MOVE_RATIO): Update.
6327 * config/sparc/sparc.h (MOVE_RATIO): Update.
6328 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6329 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6330 * config/cris/cris.h (MOVE_RATIO): Update.
6331 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6332 * config/arm/arm.h (MOVE_RATIO): Update.
6333 * config/pa/pa.md: Update uses of MOVE_RATIO
6334 * config/pa/pa.h (MOVE_RATIO): Update.
6335 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6336 CLEAR_RATIO, SET_RATIO): Update.
6337 * config/h8300/h8300.h (MOVE_RATIO): Update.
6338 * config/v850/v850.h (MOVE_RATIO): Update.
6339 * config/bfin/bfin.h (MOVE_RATIO): Update.
6341 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6342 Dmitry Melnik <dm@ispras.ru>
6343 Dmitry Zhurikhin <zhur@ispras.ru>
6344 Alexander Monakov <amonakov@ispras.ru>
6345 Maxim Kuvyrkov <maxim@codesourcery.com>
6347 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6348 sel-sched-dump.c, sel-sched-ir.c: New files.
6349 * Makefile.in (OBJS-common): Add selective scheduling object files.
6350 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6351 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6352 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6353 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6354 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6355 (make_forwarder_block): Update loop latch if we have redirected
6356 the loop latch edge.
6357 * cfgloop.c (get_loop_body_in_custom_order): New function.
6358 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6359 (CP_FALLTHRU_PREHEADERS): Likewise.
6360 (get_loop_body_in_custom_order): Declare.
6361 * cfgloopmanip.c (has_preds_from_loop): New.
6362 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6363 Assert that the preheader edge will be fall thru when it is set.
6364 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6365 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6366 fsel-sched-substitution, fselective-scheduling): New flags.
6367 * cse.c (hash_rtx_cb): New.
6369 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6370 sel_sched_insn_cnt): New counters.
6371 * final.c (compute_alignments): Export. Free dominance
6372 info after loop_optimizer_finalize.
6373 * genattr.c (main): Output maximal_insn_latency prototype.
6374 * genautomata.c (output_default_latencies): New.
6375 Factor its code from ...
6376 (output_internal_insn_latency_func): ... here.
6377 (output_internal_maximal_insn_latency_func): New.
6378 (output_maximal_insn_latency_func): New.
6379 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6380 (struct hard_reg_set_iterator): New.
6381 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6382 hard_reg_set_iter_next): New functions.
6383 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6384 * lists.c (remove_free_INSN_LIST_node,
6385 remove_free_EXPR_LIST_node): New functions.
6386 * loop-init.c (loop_optimizer_init): When
6387 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6388 calling create_preheaders.
6389 (loop_optimizer_finalize): Do not verify flow info after reload.
6390 * recog.c (validate_replace_rtx_1): New parameter simplify.
6391 Default it to true. Update all uses. Factor out simplifying
6393 (simplify_while_replacing): ... this new function.
6394 (validate_replace_rtx_part,
6395 validate_replace_rtx_part_nosimplify): New.
6396 * recog.h (validate_replace_rtx_part,
6397 validate_replace_rtx_part_nosimplify): Declare.
6398 * rtl.c (rtx_equal_p_cb): New.
6399 (rtx_equal_p): Use it.
6400 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6401 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6402 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6403 * vecprim.h: Add a vector type for unsigned int.
6404 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6405 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6406 ready_try, cycle_issued_insns, spec_info): Make global.
6407 (readyp): Initialize.
6408 (dfa_lookahead): New global variable.
6409 (old_max_uid, old_last_basic_block): Remove.
6410 (h_i_d): Make it a vector.
6411 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6413 (after_recovery, adding_bb_to_current_region_p):
6414 New variables to handle correct insertion of the recovery code.
6415 (struct ready_list): Move declaration to sched-int.h.
6416 (rgn_n_insns): Removed.
6417 (rtx_vec_t): Move to sched-int.h.
6418 (find_insn_reg_weight): Remove.
6419 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6420 (haifa_init_h_i_d, haifa_finish_h_i_d):
6421 New functions to initialize / finalize haifa instruction data.
6422 (extend_h_i_d, init_h_i_d): Rewrite.
6423 (unlink_other_notes): Move logic to add_to_note_list. Handle
6424 selective scheduler.
6425 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6426 find_fallthru_edge): Make global, remove static prototypes.
6427 (max_issue): Make global. Add privileged_n and state parameters. Use
6429 (extend_global, extend_all): Removed.
6430 (init_before_recovery): Add new param. Fix the handling of the case
6431 when we insert a recovery code before the EXIT which has a predecessor
6432 with a fallthrough edge to it.
6433 (create_recovery_block): Make global. Rename to
6434 sched_create_recovery_block. Update.
6435 (change_pattern): Rename to sched_change_pattern. Make global.
6436 (speculate_insn): Rename to sched_speculate_insn. Make global.
6437 Split haifa-specific functionality into ...
6438 (haifa_change_pattern): New static function.
6439 (sched_extend_bb): New static function.
6440 (sched_init_bbs): New function.
6441 (current_sched_info): Change type to struct haifa_sched_info.
6442 (insn_cost): Adjust for selective scheduling.
6443 (dep_cost_1): New function. Move logic from ...
6444 (dep_cost): ... here.
6445 (dep_cost): Use dep_cost_1.
6446 (contributes_to_priority_p): Use sched_deps_info instead of
6448 (priority): Adjust to work with selective scheduling. Process the
6449 corner case when all dependencies don't contribute to priority.
6450 (rank_for_schedule): Use ds_weak instead of dep_weak.
6451 (advance_state): New function. Move logic from ...
6452 (advance_one_cycle): ... here.
6453 (add_to_note_list, concat_note_lists): New functions.
6454 (rm_other_notes): Make static. Adjust for selective scheduling.
6455 (remove_notes, restore_other_notes): New functions.
6456 (move_insn): Add two arguments. Update assert. Don't call
6458 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6459 Remove more_issue, max_points. Move the code to initialize
6460 max_lookahead_tries to max_issue.
6461 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6462 ready. Adjust use of move_insn. Call restore_other_notes.
6464 (sched_init, sched_finish): Move Haifa-specific initialization/
6466 (haifa_sched_init, haifa_sched_finish): ... respectively.
6468 (setup_sched_dump): New function.
6469 (haifa_init_only_bb): New static function.
6470 (haifa_speculate_insn): New static function.
6471 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6472 (extend_ready, extend_all): Remove.
6473 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6474 (create_check_block_twin, add_to_speculative_block): Use
6475 haifa_insns_init instead of extend_global. Update to use new
6476 initialization functions. Change parameter. Factor out code from
6477 create_check_block_twin to ...
6478 (sched_create_recovery_edges) ... this new function.
6479 (add_block): Remove.
6480 (sched_scan_info): New.
6481 (extend_bb): Use sched_scan_info.
6482 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6483 static functions for walking through scheduling region.
6484 (sched_luids): New vector variable to replace uid_to_luid.
6485 (luids_extend_insn): New function.
6486 (sched_max_luid): New variable.
6487 (luids_init_insn): New function.
6488 (sched_init_luids, sched_finish_luids): New functions.
6489 (insn_luid): New debug function.
6490 (sched_extend_target): New function.
6491 (haifa_init_insn): New static function.
6492 (sched_init_only_bb): New hook.
6493 (sched_split_block): New hook.
6494 (sched_split_block_1): New function.
6495 (sched_create_empty_bb): New hook.
6496 (sched_create_empty_bb_1): New function.
6497 (common_sched_info, ready): New global variables.
6498 (current_sched_info_var): Remove.
6499 (move_block_after_check): Use common_sched_info.
6500 (haifa_luid_for_non_insn): New static function.
6501 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6502 (increase_insn_priority): New.
6503 * modulo-sched.c: (issue_rate): Remove static declaration.
6504 (sms_sched_info): Change type to haifa_sched_info.
6505 (sms_sched_deps_info, sms_common_sched_info): New variables.
6506 (setup_sched_infos): New.
6507 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6508 Do not call regstat_free_calls_crossed.
6509 (sms_print_insn): Use const_rtx.
6510 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6511 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6512 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6513 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6514 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6515 current_sched_info to use it.
6516 (enum reg_pending_barrier_mode): Move to sched-int.h.
6517 (h_d_i_d): New variable. Initialize to NULL.
6518 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6520 (estimate_dep_weak): Remove static declaration.
6521 (sched_has_condition_p): New function. Adjust users of
6522 sched_get_condition to use it instead.
6523 (conditions_mutex_p): Add arguments indicating which conditions are
6525 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6526 argument to indicate whether returned condition is reversed. Do not
6527 generate new rtx when condition should be reversed; indicate it by
6528 setting new argument instead.
6529 (add_dependence_list_and_free): Add deps parameter.
6530 Update all users. Do not free dependence list when
6531 deps context is readonly.
6532 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6534 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6535 (remove_from_deps): New. Use the above functions.
6536 (cur_insn, can_start_lhs_rhs_p): New static variables.
6537 (add_or_update_back_dep_1): Initialize present_dep_type.
6538 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6539 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6540 haifa_note_dep): New functions implementing dependence hooks for
6541 the Haifa scheduler.
6542 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6543 note_dep): New functions.
6544 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6546 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6547 (free_deps): Initialize deps->reg_last.
6548 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6549 sched_analyze_insn): Update to use dependency hooks infrastructure
6550 and readonly contexts.
6551 (deps_analyze_insn): New function. Move part of logic from ...
6552 (sched_analyze): ... here. Also move some logic to ...
6553 (deps_start_bb): ... here. New function.
6554 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6556 (sched_deps_init): New function. Move code from ...
6557 (init_dependency_caches): ... here. Remove.
6558 (init_deps_data_vector): New.
6559 (sched_deps_finish): New function. Move code from ...
6560 (free_dependency_caches): ... here. Remove.
6561 (init_deps_global, finish_deps_global): Adjust for use with
6562 selective scheduling.
6563 (get_dep_weak): Move logic to ...
6564 (get_dep_weak_1): New function.
6565 (ds_merge): Move logic to ...
6566 (ds_merge_1): New static function.
6567 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6568 (ds_get_max_dep_weak): New function.
6569 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6570 (n_insns): Rename to rgn_n_insns.
6571 (debug_ebb_dependencies): New function.
6572 (init_ready_list): Use it.
6573 (begin_schedule_ready): Use sched_init_only_bb.
6574 (ebb_print_insn): Indicate when an insn starts a new cycle.
6575 (contributes_to_priority, compute_jump_reg_dependencies,
6576 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6577 (add_block1): Remove to ebb_add_block.
6578 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6579 (schedule_ebb): Initialize them. Use remove_notes instead of
6580 rm_other_notes. Use haifa_local_init/finish.
6581 (schedule_ebbs): Use haifa_sched_init/finish.
6582 * sched-int.h: Include vecprim.h, remove rtl.h.
6583 (struct ready_list): Delete declaration.
6584 (sched_verbose_param, enum sched_pass_id_t,
6585 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6586 (struct sched_scan_info_def): New structure.
6587 (sched_scan_info, sched_scan, sched_init_bbs,
6588 sched_init_luids, sched_finish_luids, sched_extend_target,
6589 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6590 (struct common_sched_info_def): New.
6591 (common_sched_info, haifa_common_sched_info,
6592 sched_emulate_haifa_p): Declare.
6594 (sched_luids): Declare.
6595 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6596 (sched_max_luid, insn_luid): Declare.
6597 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6598 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6599 print_insn, print_pattern, print_value, haifa_classify_insn,
6600 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6601 setup_sched_dump, sched_init, sched_finish,
6602 sel_insn_is_speculation_check): Export.
6603 (struct ready_list): Move from haifa-sched.c.
6604 (ready_try, ready, max_issue): Export.
6605 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6606 sched_init_only_bb, sched_split_block, sched_split_block_1,
6607 sched_create_empty_bb, sched_create_empty_bb_1,
6608 sched_create_recovery_block, sched_create_recovery_edges): Export.
6609 (enum reg_pending_barrier_mode): Export.
6610 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6612 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6613 print_insn field. Move add_block and fix_recovery_cfg to
6614 common_sched_info_def. Move compute_jump_reg_dependencies,
6616 (struct sched_deps_info_def): ... this new structure.
6617 (sched_deps_info): Declare.
6618 (struct spec_info_def): Remove weakness_cutoff, add
6619 data_weakness_cutoff and control_weakness_cutoff.
6620 (spec_info): Declare.
6621 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6623 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6624 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6625 (current_sched_info): Change type to struct haifa_sched_info.
6626 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6627 (h_d_i_d): New variable.
6628 (HDID): New accessor macro.
6629 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6630 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6632 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6633 (enum SCHED_FLAGS): Update for selective scheduler.
6634 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6635 (init_dependency_caches, free_dependency_caches): Delete declarations.
6636 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6637 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6638 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6639 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6640 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6642 (rm_other_notes): Delete declaration.
6643 (schedule_block): Remove one argument.
6644 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6645 ready_element, ready_lastpos, sched_extend_ready_list,
6646 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6647 concat_note_lists): Export.
6648 (struct region): Move from sched-rgn.h.
6649 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6650 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6651 BLOCK_TO_BB, CONTAINING_RGN): Export.
6652 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6653 (current_nr_blocks, current_blocks, target_bb): Likewise.
6654 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6655 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6656 sched_rgn_local_init, extend_regions,
6657 rgn_make_new_region_out_of_new_block, compute_priorities,
6658 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6659 extend_rgns, deps_join rgn_setup_common_sched_info,
6660 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6661 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6662 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6663 increase_insn_priority): Likewise.
6664 * sched-rgn.c: Include sel-sched.h.
6665 (ref_counts): New static variable. Use it ...
6666 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6667 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6668 (sched_is_disabled_for_current_region_p): Delete static declaration.
6669 (struct region): Move to sched-int.h.
6670 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6671 ebb_head): Define and initialize.
6672 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6673 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6674 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6676 (find_single_block_region): Add new argument to indicate that EBB
6677 regions should be constructed.
6678 (debug_live): Delete declaration.
6679 (current_nr_blocks, current_blocks, target_bb):
6680 Remove static qualifiers.
6681 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6683 (init_regions): Delete declaration.
6684 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6685 rgn_estimate_number_of_insns): New.
6686 (too_large): Use estimate_number_of_insns.
6687 (haifa_find_rgns): New. Move the code from ...
6688 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6689 (free_trg_info): New.
6690 (compute_trg_info): Allocate candidate tables here instead of ...
6691 (init_ready_list): ... here.
6692 (rgn_print_insn): Use const_rtx.
6693 (contributes_to_priority, extend_regions): Delete static declaration.
6694 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6695 (add_block1): Rename to rgn_add_block.
6696 (debug_rgn_dependencies): Delete static qualifier.
6697 (new_ready): Use sched_deps_info. Simplify.
6698 (rgn_common_sched_info, rgn_const_sched_deps_info,
6699 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6701 (region_sched_info): Rename to rgn_const_sched_info.
6702 (deps_join): New, extracted from ...
6703 (propagate_deps): ... here.
6704 (compute_block_dependences, debug_dependencies): Update for selective
6706 (free_rgn_deps, compute_priorities): New functions.
6707 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6708 sched_rgn_compute_dependencies): New functions.
6709 (schedule_region): Use them.
6710 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6711 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6713 (schedule_insns): Call new functions that were split out.
6714 (rgn_make_new_region_out_of_new_block): New.
6715 (get_rgn_sched_max_insns_priority): New.
6716 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6717 scheduling when appropriate.
6718 * sched-vis.c: Include insn-attr.h.
6719 (print_value, print_pattern): Make global.
6720 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6721 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6722 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6723 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6724 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6725 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6726 hooks. Initialize them to 0.
6727 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6728 * target.h (struct gcc_target): Add them. Rename gen_check field to
6730 * flags.h (sel_sched_switch_set): Declare.
6731 * opts.c (sel_sched_switch_set): New variable.
6732 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6733 pipelining is disabled from command line.
6734 (common_handle_option): Record whether selective scheduling is
6735 requested from command line.
6736 * doc/invoke.texi: Document new flags and parameters.
6737 * doc/tm.texi: Document new target hooks.
6738 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6740 (dfa_state_size): Do not declare locally.
6741 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6742 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6743 rs6000_alloc_sched_context, rs6000_set_sched_context,
6744 rs6000_free_sched_context): New functions.
6745 (struct _rs6000_sched_context): New.
6746 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6748 (rs6000_sched_finish): Do not run for selective scheduling.
6750 2008-08-31 Jan Hubicka <jh@suse.cz>
6752 * frv.c (frv_rtx_costs): Update forward declaration.
6753 * spu.c (spu_rtx_costs): Likewise.
6754 * pdp11.c: Include df.h
6755 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6756 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6757 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6758 * iq2000.c (iq2000_address_cost): Add speed argument.
6759 (iq2000_rtx_costs): Likewise.
6760 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6761 update call of mn10300_address_cost.
6762 * mcore.c: Include df.h
6763 (mcore_rtx_costs): Update prototype.
6764 * score3.c: Include df.h
6765 (score3_rtx_costs): Remove speed argument.
6766 * score7.c: Include df.h
6767 (score7_address_cost): Remove speed argument.
6768 * score-protos.h (score_address_cost): Update prototype.
6769 * score.c: Include df.h
6770 (score_rtx_costs): Update call of costs functions.
6771 * v850.c (v850_rtx_costs): Add bool argument.
6773 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6775 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6777 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6779 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6780 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6782 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6784 * mkmap-flat.awk: Add option pe_dll.
6785 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6786 * config/i386/t-cygwin (SHLIB_LC): Add.
6787 * config/i386/t-mingw32 (SHLIB_LC): Add.
6788 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6789 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6790 (LINK_SPEC): Support libgcc_s.
6791 (LIBGCC_SPEC): Support libgcc_s.
6792 (LIBGCC_SONAME): New.
6794 2008-08-31 Jan Hubicka <jh@suse.cz>
6796 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6797 mistakely had old version of patch.
6799 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6800 (ipcp_estimate_growth): New.
6801 (ipcp_insert_stage): Use ipcp_estimate_growth.
6802 * profile.c (branch_prob): When reading failed, do not consider
6805 2008-08-31 Jan Hubicka <jh@suse.cz>
6807 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6808 loop is optimized for speed.
6810 2008-08-31 Richard Guenther <rguenther@suse.de>
6813 * fold-const.c (fold_binary): Retain conversions in folding
6816 2008-08-31 Jan Hubicka <jh@suse.cz>
6818 * postreload-gcse.c (eliminate_partially_redundant_loads):
6819 Use optimize_bb_for_size_p.
6820 * predict.c (maybe_hot_frequency_p): Make inline.
6821 (maybe_hot_count_p): Break out from ...
6822 (maybe_hot_bb_p): ... this one.
6823 (maybe_hot_edge_p): Simplify.
6824 * basic-block.h (probably_cold_bb_p): Remove.
6826 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6829 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6831 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6832 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6833 Also split V4SFmode.
6834 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6837 2008-08-31 Jan Hubicka <jh@suse.cz>
6839 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6841 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6843 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6846 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6849 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6850 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6852 2008-08-31 Jan Hubicka <jh@suse.cz>
6854 * sparc.h (BRANCH_COST): Fix macro definition.
6855 * avr.c (avr_operand_rtx_cost): Add speed argument.
6856 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6858 2008-08-31 Richard Guenther <rguenther@suse.de>
6860 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6861 types instead of operands. Re-instantiate verifying of
6862 binary expression operands.
6864 2008-08-30 Jan Hubicka <jh@suse.cz>
6866 * fwprop.c (should_replace_address): Add speed attribute.
6867 (PR_OPTIMIZE_FOR_SPEED): New flag.
6868 (propagate_rtx_1): Use it.
6869 (propagate_rtx): Set it.
6870 (try_fwprop_subst): Update call of rtx_costs.
6871 (forward_propagate_and_simplify): LIkewise.
6872 * hooks.c (hook_int_rtx_bool_0): New
6873 (hook_bool_rtx_int_int_intp_false): Replace by ...
6874 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6875 * hooks.h (hook_int_rtx_bool_0): New
6876 (hook_bool_rtx_int_int_intp_false): Replace by ...
6877 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6878 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6879 (prepare_cmp_insn): UPdate call of rtx_cost.
6880 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6881 (reload_cse_simplify_operands): Update call of rtx_cost.
6882 (reload_cse_move2add): call of rtx_cost.
6883 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6884 * rtlanal.c (rtx_cost): Add speed argument.
6885 (address_cost): Add speed argument
6886 (default_address_cost): Likewise.
6887 (insn_rtx_cost): Likewise.
6888 * cfgloopanal.c (seq_cost): Add speed argument.
6889 (target_reg_cost, target_spill_cost): Turn to array.
6890 (init_set_costs): Update for speed.
6891 (estimate_reg_pressure_cost): Add speed argument.
6892 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6893 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6894 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6895 (seq_cost): Add speed argument.
6896 (computation_cost): Add speed arugment.
6897 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6898 (force_expr_to_var_cost): Update for profile info.
6899 (force_var_cost): Likewise.
6900 (split_address_cost): Likewise.
6901 (ptr_difference_cost): Likewise.
6902 (difference_cost): Likewise.
6903 (get_computation_cost_at): Likewise.
6904 (determine_iv_cost): Likewise.
6905 (ivopts_global_cost_for_size): Likewise.
6906 (rewrite_use_address): Likewise.
6907 (tree_ssa_iv_optimize_loop): Initialize speed field.
6908 * cse.c (optimize_this_for_speed_p): New static var.
6909 (notreg_cost): Update call of rtx_cost.
6910 (cse_extended_basic_block): set optimize_this_for_speed_p.
6911 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6912 (noce_try_cmove_arith): Likewise.
6913 (noce_try_sign_mask): LIkewise.
6914 * expr.c (compress_float_constant): Update rtx_cost calls.
6915 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6917 (addr_to_parts): Likewise.
6918 (create_mem_ref): Likewise.
6919 * dse.c (find_shift_sequence): Add speed argument.
6920 (replace_read): Update call.
6921 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6922 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6923 * neg_cost, shift_cost, shiftadd_cost,
6924 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6925 mul_highpart_cost): Increase dimension.
6926 (init_expmed): Initialize for both size and speed.
6927 (expand_shift): Use profile.
6928 (synth_mult): Use profile.
6929 (choose_mult_variant): Use profile.
6930 (expand_mult): Use profile.
6931 (expand_mult_highpart_optab): Use profile.
6932 (expand_mult_highpart): Use profile.
6933 (expand_smod_pow2): Use profile.
6934 (expand_divmod): Use profile.
6935 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6937 * loop-invariant.c (create_new_invariant): Use profile.
6938 (gain_for_invariant): Add speed parameter.
6939 (best_gain_for_invariant): Likewise.
6940 (find_invariants_to_move): Likewise.
6941 (move_single_loop_invariants): Set it.
6942 * target-def.h (TARGET_RTX_COSTS): Use hook.
6943 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6944 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6945 * output.h (default_address_cost): Update prototype.
6946 * combine.c (optimize_this_for_speed_p): New static var.
6947 (combine_validate_cost): Update call of rtx_cost.
6948 (combine_instructions): Set optimize_this_for_speed_p.
6949 (expand_compound_operation): Update call of rtx_cost.
6950 (make_extraction):Update call of rtx_cost.
6951 (force_to_mode):Update call of rtx_cost.
6952 (distribute_and_simplify_rtx):Update call of rtx_cost.
6953 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6954 (estimate_reg_pressure_cost): Update prototype.
6955 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6956 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6958 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6959 (alpha_rtx_costs): Update.
6960 * config/frv/frv.c (frv_rtx_costs): Update.
6961 * config/s390/s390.c (s390_rtx_costs): Update.
6962 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6963 (m32c_rtx_costs): Update.
6964 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6965 (spu_rtx_costs): Update.
6966 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6967 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6968 * config/i386/i386.c (:ix86_address_cost): Update.
6969 (ix86_rtx_costs): Update.
6970 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6971 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6972 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6973 * config/crx/crx.c (crx_address_cost): Update.
6974 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6975 * config/stormy16/stormy16.c
6976 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6977 * config/m68hc11/m68hc11.c
6978 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6979 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6980 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6982 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6984 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6985 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6986 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6987 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6988 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6989 (mcore_rtx_costs): update.
6990 * config/score/score3.c (score3_rtx_costs): Update.
6991 * config/score/score7.c (score7_rtx_costs): Update.
6992 * config/score/score3.h (score3_rtx_costs):Update.
6993 * config/score/score7.h (score7_rtx_costs): Update.
6994 * config/score/score.c (score_rtx_costs): Update.
6995 * config/arm/arm.c (arm_address_cost): Update.
6996 (arm_rtx_costs_1): Update.
6997 (arm_rtx_costs_1): Update.
6998 (arm_size_rtx_costs): Update.
6999 (arm_size_rtx_costs): Update.
7000 (arm_size_rtx_costs): Update.
7001 (arm_xscale_rtx_costs): Update.
7002 (arm_thumb_address_cost): Update.
7003 * config/pa/pa.c (hppa_address_cost): Update.
7004 * config/mips/mips.c (mips_rtx_costs): Update.
7005 * config/vax/vax.c (vax_address_cost): Update.
7006 * config/h8300/h8300.c (h8300_shift_costs): Update.
7007 (h8300_rtx_costs): Update.
7008 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7009 (v850_rtx_costs): Update.
7010 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7011 * config/bfin/bfin.c
7012 (bfin_address_cost): Update.
7013 (bfin_rtx_costs): Update.
7014 * stmt.c (lshift_cheap_p): Update.
7016 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7019 * expmed.c (extract_bit_field_1): Check the mode size to make
7020 sure the vector modes have the same size.
7022 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7024 * dojump.c (top level): Include basic-block.h to declare
7025 optimize_insn_for_speed_p
7027 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7029 * opts.h (CL_SAVE): New option class for marking options that are
7030 target specific options usable in the target attribute.
7031 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7033 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7034 can easily find the target specific options that are safe to use
7035 in the attribute or pragma.
7037 * attribs.c (decl_attributes): Change #pragma GCC option to
7038 #pragma GCC target, and attribute((option(...))) to
7039 attribute((target(...))).
7041 * doc/extend.texi (target attribute): Change from option
7042 attribute. Delete push/pop/reset.
7043 (#pragma GCC target): Change from #pragma GCC option. Delete
7045 (#pragma GCC push_options): Document new pragma.
7046 (#pragma GCC pop_options): Document new pragma.
7047 (#pragma GCC reset_options): Document new pragma.
7049 * targhooks.c (default_target_option_valid_attribute_p): Add
7050 warning about port not supporting target attributes.
7051 (default_target_option_pragma_parse): New function, warn about
7052 #pragma GCC target not being supported.
7054 * targhooks.h (default_target_option_pragma_parse): Add
7057 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7058 TI_CURRENT_OPTION_PRAGMA.
7059 (current_target_pragma): Rename from current_option_pragma.
7061 * target.h: (struct target_option): Delete booleans for changing
7062 the optimization level on hot/cold functions. Change signature of
7063 pragma_parse hook to take a second tree.
7065 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7067 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7068 that the declaration is done at global scope.
7070 * langhooks.c (add_builtin_function_common): Move most of the code
7071 from add_builtin_function here, calling the hook passed in.
7072 (add_builtin_function): Call add_builtin_function_common with
7073 standard builtin hook.
7074 (add_builtin_function_ext_scope): New function to add builtins to
7077 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7079 (add_builtin_function_ext_scope): Add declaration.
7081 * c-pragma.c (handle_pragma_target): Rename from
7082 handle_pragma_option, #pragma GCC option is now #pragma GCC
7083 target. Move warning about port not supporting target options to
7084 default pragma parse hook. Remove push/pop/reset from this
7086 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7087 (option_stack): Delete static variable.
7088 (optimize_stack): Ditto.
7089 (optons_stack): New stack of saved target and optimization
7091 (handle_pragma_push_options): New function to handle pushing both
7092 target and optimization options.
7093 (handle_pragma_pop_options): New function to handle popping both
7094 target and optimization options.
7095 (handle_pragma_reset_options): New function to handle resetting
7096 both target and optimization options to their initial state.
7097 (init_pragma): Rename handle_pragma_option to
7098 handle_pragma_target. Add support for push_options, pop_options,
7099 and reset_options pragmas.
7101 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7102 default_target_option_pragma_parse.
7103 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7104 default_target_option_valid_attribute_p.
7105 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7106 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7107 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7108 optimization level on hot/cold functions.
7110 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7111 if the caller and callee have different optimization levels.
7113 * c-common.c (handle_target_attribute): Rename from
7114 handle_option_attribute, attribute((option(...))) is now
7115 attribute((target(...))). Move warning if the port does not
7116 support target attributes to the default hook.
7117 (handle_hot_attribute): Delete code to change the optimization
7118 level of hot functions.
7119 (handle_cold_attribute): Ditto.
7121 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7122 argument that is the binary tree options to use if there are no
7123 arguments. Call ix86_valid_target_attribute_tree instead of
7124 ix86_valid_option_attribute_tree.
7125 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7126 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7127 ix86_pragma_option_parse.
7129 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7130 Rename from ix86_valid_option_attribute_tree.
7132 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7133 new builtins when the ISA changes.
7134 (ix86_valid_target_attribute_tree): Rename from
7135 ix86_valid_option_attribute_tree. Change callers. If the
7136 function specified optimization options, use those as the starting
7137 point before setting up the target attributes. If the
7138 optimization options were changed in the course of setting the
7139 target attributes, record the new optimization options.
7140 (ix86_valid_target_attribute_tree_inner_p): Rename from
7141 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7142 ix86_add_new_builtins if the ISA changed.
7143 (ix86_valid_target_attribute_p): Rename from
7144 ix86_valid_option_attribute_p. Change callers.
7145 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7146 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7147 as delayed builtin functions.
7148 (struct builtin_isa): New structure to record builtin functions
7149 that should be delayed until the ISA for that function is used.
7150 (ix86_builtins_isa): Change from int to struct to track builtin
7151 functions we want to declare at some point.
7152 (def_builtin): If the front end can delay defining the builtin
7153 functions, don't create builtins for ISAs not part of the default
7155 (def_builtin_const): Ditto.
7156 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7157 __builtin_ia32_pcmov_v2di to be different builtin functions.
7158 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7159 a structure instead of an int.
7160 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7161 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7162 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7163 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7165 * config/ia64/ia64.h
7166 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7167 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7169 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7170 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7171 (LANG_HOOKS_INITIALIZER): Add
7172 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7174 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7177 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7178 the reload address with the index register for SFmode
7179 access with a displacement.
7181 2008-08-30 Jan Hubicka <jh@suse.cz>
7183 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7184 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7185 * dojump.c (do_jump): Likewise.
7186 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7187 (note-if_info): Add BRANCH_COST.
7188 (noce_try_store_flag_constants, noce_try_addcc,
7189 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7190 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7191 find_if_case_2): Use computed branch cost.
7192 * expr.h (BRANCH_COST): Update default.
7193 * predict.c (predictable_edge_p): New function.
7194 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7195 Update BRANCH_COST call.
7196 * basic-block.h (predictable_edge_p): Declare.
7197 * config/alpha/alpha.h (BRANCH_COST): Update.
7198 * config/frv/frv.h (BRANCH_COST): Update.
7199 * config/s390/s390.h (BRANCH_COST): Update.
7200 * config/spu/spu.h (BRANCH_COST): Update.
7201 * config/sparc/sparc.h (BRANCH_COST): Update.
7202 * config/m32r/m32r.h (BRANCH_COST): Update.
7203 * config/i386/i386.h (BRANCH_COST): Update.
7204 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7206 * config/sh/sh.h (BRANCH_COST): Update.
7207 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7208 * config/avr/avr.h (BRANCH_COST): Update.
7209 * config/crx/crx.h (BRANCH_COST): Update.
7210 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7211 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7212 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7213 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7214 * config/ia64/ia64.h (BRANCH_COST): Update.
7215 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7216 * config/arc/arc.h (BRANCH_COST): Update.
7217 * config/score/score.h (BRANCH_COST): Update.
7218 * config/arm/arm.h (BRANCH_COST): Update.
7219 * config/pa/pa.h (BRANCH_COST): Update.
7220 * config/mips/mips.h (BRANCH_COST): Update.
7221 * config/vax/vax.h (BRANCH_COST): Update.
7222 * config/h8300/h8300.h (BRANCH_COST): Update.
7223 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7224 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7225 * doc/tm.texi (BRANCH_COST): Update.
7227 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7230 * config/arm/arm.c (arm_optimization_options): Set
7231 flag_section_anchors to 2 instead of 1 to distinguish it from
7232 -fsection-anchors given explicitely on the command line.
7234 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7236 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7237 final insn of a split.
7239 2008-08-30 Jan Hubicka <jh@suse.cz>
7241 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7242 optimized for speed.
7243 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7244 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7245 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7246 flag_gcse_after_reload_set): New static vars.
7247 (common_handle_option): Enable those flags for profile-use.
7248 (decode_options): Remove optimize_size flags that are handled
7249 on higher granuality.
7250 * tree-vectorizer.c (vectorize_loops): Use
7251 optimize_loop_nest_for_speed_p.
7252 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7253 * tree-predcom.c (tree_predictive_commoning): Use
7254 optimize_loop_for_speed_p.
7255 * varasm.c (assemble_start_function): Use
7256 optimize_function_for_speed_p.
7257 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7258 * predict.c (optimize_loop_for_speed_p): Fix walk.
7260 2008-08-30 Jan Hubicka <jh@suse.cz>
7262 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7264 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7265 profile presence locally.
7267 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7270 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7271 versions before 4.0.
7273 2008-08-29 Jan Hubicka <jh@suse.cz>
7275 * tree-inline.c (insert_init_stmt): Insert sequence even when
7278 2008-08-29 Jeff Law <law@redhat.com>
7280 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7281 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7282 location and class is an FP register.
7284 2008-08-29 Jan Hubicka <jh@suse.cz>
7286 * see.c (see_merge_one_def_extension): Silence used uninitialized
7288 * matrix-reorg.c (check_allocation_function): Likewise.
7289 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7291 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7294 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7295 compute new & and | in type rather than TREE_TYPE (arg0).
7297 * dwarf2out.c (fortran_common): Update comment.
7298 (gen_variable_die): Swap com_die and var_die variables in Fortran
7299 COMMON block handling code.
7301 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7303 * dwarf2out.c (gen_const_die): New function.
7304 (size_of_die, value_format, output_die): Output larger
7305 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7306 (native_encode_initializer): New function.
7307 (tree_add_const_value_attribute): Call it.
7308 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7310 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7311 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7312 TREE_THIS_VOLATILE to add_type_attribute.
7314 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7316 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7319 * dwarf2out.c (loc_by_reference): New function.
7320 (add_location_or_const_value_attribute): Use it.
7323 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7324 as DW_TAG_variable children of DW_TAG_common_block rather than
7325 DW_TAG_member children. Put DW_AT_external to individual
7326 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7328 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7329 loc_descriptor_from_tree_1.
7333 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7334 arguments to imported_module_or_decl.
7335 (debug_nothing_tree_tree): Removed.
7336 (debug_nothing_tree_tree_tree_bool): New prototype.
7337 * debug.c (do_nothing_debug_hooks): Adjust.
7338 (debug_nothing_tree_tree): Removed.
7339 (debug_nothing_tree_tree_tree_bool): New function.
7340 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7341 (gen_variable_die): Put all common vars for the
7342 same COMMON block under one DW_TAG_common_block.
7343 (declare_in_namespace): Return new context_die, for Fortran
7344 return the module DIE instead of adding extra declarations into
7346 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7347 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7348 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7350 (dwarf2out_global_decl): Don't skip Fortran global vars.
7351 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7352 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7353 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7354 DW_TAG_imported_declaration as child of previous
7355 DW_TAG_imported_module.
7356 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7357 * sdbout.c (sdb_debug_hooks): Likewise.
7358 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7360 2008-08-29 Jan Hubicka <jh@suse.cz>
7362 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7364 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7365 * ipa-cp.c (n_cloning_candidates): New static variable.
7366 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7367 (ipcp_print_all_lattices): Improve debug output.
7368 (ipcp_cloning_candidate_p): New function.
7369 (ipcp_initialize_node_lattices): Use it.
7370 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7371 (ipcp_propagate_stage): Prettier debug output.
7372 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7373 (ipcp_print_all_structures): Remove.
7374 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7375 (ipcp_insert_stage): Prettier debug output; call
7376 cgraph_remove_unreachable_nodes before propagating.
7377 (pass_ipa_cp): Schedule function removal pass.
7378 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7380 (cgraph_maybe_hot_edge_p): Move to ...
7381 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7382 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7383 (common_handle_option): Set them; enable ipa-cp when profiling.
7384 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7385 (ipa_print_all_jump_functions): Likewise.
7386 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7387 (ipa_print_node_params, ipa_print_all_params): New.
7388 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7389 ipa_print_all_param_flags): Remove.
7390 (ipa_print_node_params, ipa_print_all_params): New.
7392 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7394 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7395 change from 2008-04-03.
7396 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7398 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7401 * ira-color.c (push_allocnos_to_stack): Truncate
7402 removed_splay_allocno_vec.
7404 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7407 * ira-color (ira_fast_allocation): Don't assign hard registers to
7410 2008-08-29 Jan Hubicka <jh@suse.cz>
7413 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7414 for cold internal loops.
7416 2008-08-29 Richard Guenther <rguenther@suse.de>
7418 * tree-ssa-structalias.c (create_variable_info_for): Do not
7419 create fields for heap vars or vars with a noalias state.
7420 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7423 2008-08-29 Richard Guenther <rguenther@suse.de>
7425 * common.opt (ftree-store-ccp): Mark as preserved for
7426 backward compatibility.
7427 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7428 * tree-pass.h (pass_store_ccp): Remove.
7429 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7430 (first_vdef): Remove declaration.
7431 (get_value_loaded_by): Likewise.
7432 * tree-ssa-ccp.c (do_store_ccp): Remove.
7433 (get_default_value): Simplify as do_store_ccp is always false
7434 now. Do not initialize mem_ref.
7435 (set_value_varying): Likewise.
7436 (canonicalize_float_value): Likewise.
7437 (set_lattice_value): Likewise.
7438 (likely_value): Likewise.
7439 (surely_varying_stmt_p): Likewise.
7440 (ccp_initialize): Likewise.
7441 (ccp_lattice_meet): Likewise.
7442 (ccp_visit_phi_node): Likewise.
7443 (ccp_fold): Likewise.
7444 (evaluate_stmt): Likewise.
7445 (visit_assignment): Likewise.
7446 (ccp_visit_stmt): Likewise.
7447 (execute_ssa_ccp): Fold into ...
7448 (do_ssa_ccp): ... this.
7449 (do_ssa_store_ccp): Remove.
7450 (gate_store_ccp): Likewise.
7451 (pass_store_ccp): Likewise.
7452 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7454 * tree-ssa-propagate.c (first_vdef): Remove.
7455 (get_value_loaded_by): Likewise.
7456 (replace_vuses_in): Likewise.
7457 (substitute_and_fold): Do not call replace_vuses_in.
7458 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7460 2008-08-29 Richard Guenther <rguenther@suse.de>
7463 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7464 PARAM_NOALIAS tags with is_heapvar.
7465 * tree-ssa-operands.c (access_can_touch_variable): Offset
7466 based tests do not apply for heapvars. Fix offset test.
7468 2008-08-29 Jan Hubicka <jh@suse.cz>
7470 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7471 (-fipa-cp-clone): Enabled by default at -O3.
7472 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7473 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7475 2008-08-29 Jan Hubicka <jh@suse.cz>
7477 * tree.c (build_function_type_skip_args,
7478 build_function_decl_skip_args): New functions.
7479 * tree.h (build_function_type_skip_args,
7480 build_function_decl_skip_args): Declare.
7481 * gimple.c (giple_copy_call_skip_args): New function.
7482 (giple_copy_call_skip_args): Declare.
7484 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7485 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7486 (ipcp_node_modifiable_p): ... this one; use
7487 tree_versionable_function_p.
7488 (ipcp_create_replace_map): Improve debug output.
7489 (ipcp_need_redirect_p): Return false when not clonning.
7490 (ipcp_update_callgraph): Skip args.
7491 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7493 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7494 (save_inline_function_body): Update call of tree_function_versioning.
7495 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7496 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7498 (tree_function_versioning): Likewise.
7499 * tree-inline.h (tree_function_versioning): Update prototype.
7501 2008-08-29 Jan Hubicka <jh@suse.cz>
7503 * loop-unswitch.c (unswitch_single_loop): Use
7504 optimize_loop_for_speed_p.
7505 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7506 Use optimize_function_for_size_p.
7507 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7508 * postreload-gcse.c (eliminate_partially_redundant_load):
7509 Use optimize_bb_for_size_p.
7510 * value-prof.c (gimple_divmod_fixed_value_transform,
7511 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7512 gimple_stringops_transform): Use optimize_bb_for_size_p.
7513 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7514 * final.c (compute_alignments): Use optimize_function_for_size_p.
7515 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7516 (fold_builtin_strcpy, fold_builtin_fputs): Use
7517 optimize_function_for_size_p.
7518 * fold-const.c (tree_swap_operands_p): Use
7519 optimize_function_for_size_p.
7520 * recog.c (relax_delay_slots): Likewise.
7521 * tree-ssa-math-opts.c (replace_reciprocal):
7522 Use optimize_bb_for_speed_p.
7523 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7524 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7525 optimize_function_for_size_p.
7526 (cgraph_decide_inlining_of_small_function): Use
7527 optimize_function_for_size_p.
7528 * global.c (find_reg): Use optimize_function_for_size_p.
7529 * opts.c (decode_options): Do not clear flag_tree_ch,
7530 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7531 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7532 work it out from profile.
7533 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7534 optimize_loop_for_speed_p.
7535 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7537 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7538 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7539 * tree-eh.c (decide_copy_try_finally): Use
7540 optimize_function_for_size_p.
7541 * local-alloc.c (block_alloc): Pass BB pointer.
7542 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7543 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7544 * loop-unroll.c (decide_unrolling_and_peeling):
7545 Use optimize_loop_for_size_p.
7546 (decide_peel_completely): Likewise.
7547 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7548 optimize_loop_for_size_p.
7549 (vect_enhance_data_refs_alignment): Likewise.
7550 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7551 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7553 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7554 (try_crossjump_bb): Use optimize_bb_for_size_p.
7555 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7556 optimize_loop_for_speed_p.
7557 * bb-reorder.c (find_traces_1_round): Likewise.
7558 (copy_bb): Use optimize_bb_for_speed_p.
7559 (duplicate_computed_gotos): Likewise.
7560 * basic-block.h (optimize_loop_nest_for_size_p,
7561 optimize_loop_nest_for_speed_p): New.
7562 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7564 2008-08-29 Tristan Gingold <gingold@adacore.com>
7566 * gcov.c (main): Call expandargv.
7568 2008-08-29 Jan Hubicka <jh@suse.cz>
7570 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7572 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7574 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7575 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7577 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7579 2008-08-29 Jan Hubicka <jh@suse.cz>
7581 * tree-pass.h (pass_strip_predict_hints): Declare.
7582 * predict.c (strip_builtin_expect): Rename to ...
7583 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7584 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7585 (tree_estimate_probability): Do not strip builtin_expect.
7586 (pass_strip_predict_hints): New pass.
7587 * tree-inline.c (expand_call_inline): When inlining cold function,
7588 predict it as unlikely.
7589 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7591 2008-08-29 Richard Guenther <rguenther@suse.de>
7593 PR tree-optimization/37207
7594 * tree-vrp.c (extract_range_from_binary_expr): Also try
7595 to constant fold if only one of the operands is a constant.
7597 2008-08-29 Nick Clifton <nickc@redhat.com>
7599 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7600 the same way as SYMBOL_REFs.
7602 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7604 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7606 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7608 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7609 * config/mips/mips.md (branch_likely): Remove const. Fix
7611 (define_delay for type "branch"): Change to only apply for branch
7612 with likely variant.
7613 (define_delay for type "branch" and "branch_likely" no). New delay
7615 (equality_op): New code iterator.
7616 (bbv, bbinv): New code attributes.
7617 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7620 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7621 Andrew Pinski <pinskia@gcc.gnu.org>
7624 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7626 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7628 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7629 rule that a symbolic constant must be defined and >= 0 for the
7630 corresponding facility to be present at compile-time.
7631 * gthr-posix.c: Likewise.
7633 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7635 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7636 * config/mips/mips.md (D): New mode attribute.
7637 (mulsi3, muldi3): Merge it into ...
7638 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7639 (muldi3_mul3): New pattern.
7640 (mulsi3_mult3): Rename to mulsi3_mul3.
7642 2008-08-28 Jan Hubicka <jh@suse.cz>
7644 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7646 * predict.c (always_optimize_for_size_p): Rename to ...
7647 (optimize_function_for_size): ... this one; make extern.
7648 (optimize_function_for_speed_p): New.
7649 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7650 optimize_edge_for_size_p,optimize_edge_for_size_p,
7651 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7652 * basic-block.h (optimize_function_for_size_p,
7653 optimize_function_for_speed_p): Declare.
7654 * i386.md (optimize_size checks): Replace them by appropriate
7656 (standard_80387_constant_p, ix86_compute_frame_layout,
7657 ix86_expand_epilogue, ix86_decompose_address,
7658 print_operand, emit_i387_cw_initialization,
7659 inline_memory_move_cost, ix86_pad_returns,
7660 ix86_reorg): Replace optimize_size checks.
7662 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7664 * rtl.h (simplify_subreg_regno): Declare.
7665 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7666 * simplify-rtx.c (simplify_subreg): ...here.
7667 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7668 subreg_offset_representable_p.
7670 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7673 * c-typeck.c (convert_for_assignment): Give a note describing what
7674 was passed and what was expected.
7676 2008-08-28 Joey Ye <joey.ye@intel.com>
7678 * doc/extend.texi: Document AVX built-in functions.
7679 * doc/invoke.texi: Document -mavx.
7681 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7682 Joey Ye <joey.ye@intel.com>
7683 Xuepeng Guo <xuepeng.guo@intel.com>
7685 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7687 * config/i386/cpuid.h (bit_FMA): New.
7688 (bit_XSAVE): Likewise.
7689 (bit_OSXSAVE): Likewise.
7690 (bit_AVX): Likewise.
7692 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7693 define. Use ASM_OUTPUT_AVX_PREFIX.
7695 * config/i386/gmmintrin.h: New.
7697 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7698 (OPTION_MASK_ISA_AVX_SET): New.
7699 (OPTION_MASK_ISA_FMA_SET): Likewise.
7700 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7701 (OPTION_MASK_ISA_FMA_SET): Likewise.
7702 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7703 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7704 (pta_flags): Add PTA_AVX and PTA_FMA.
7705 (override_options): Handle PTA_AVX and PTA_FMA.
7706 (init_cumulative_args): Handle warn_avx.
7707 (classify_argument): Return 0 for COImode and OImode. Return
7708 1 and X86_64_AVX_CLASS for 256bit vector types.
7709 (examine_argument): Handle X86_64_AVX_CLASS.
7710 (construct_container): Likewise.
7711 (function_arg_advance_32): Pass OImode and 256bit vector types
7713 (function_arg_advance_64): Take a new argument to indicate if a
7714 parameter is named. Handle 256bit vector types. Return
7715 immediately for unnamed 256bit vector mode parameters.
7716 (function_arg_advance): Updated.
7717 (function_arg_32): Add comments for TImode. Handle OImode
7718 and 256bit vector types.
7719 (function_arg_64): Take a new argument to indicate if a
7720 parameter is named. Handle 256bit vector types. Return NULL
7721 for unnamed 256bit vector mode parameters.
7722 (function_arg): Updated.
7723 (setup_incoming_varargs_64): Support
7724 AVX encoding for *sse_prologue_save_insn.
7725 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7726 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7727 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7728 enabled, otherwise return -3.
7729 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7731 (print_reg): Support AVX registers. Handle 'x' and 't'.
7732 Handle 'd' to duplicate the operand.
7733 (print_operand): Likewise. Also support AVX vector compare
7735 (output_387_binary_op): Support AVX.
7736 (output_fp_compare): Likewise.
7737 (ix86_expand_vector_move_misalign): Likewise.
7738 (ix86_attr_length_vex_default): New.
7739 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7740 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7741 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7742 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7743 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7744 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7745 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7746 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7747 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7748 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7749 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7750 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7751 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7752 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7753 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7754 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7755 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7756 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7757 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7758 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7759 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7760 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7761 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7762 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7763 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7764 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7765 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7766 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7767 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7768 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7769 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7770 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7771 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7772 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7773 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7774 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7775 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7776 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7777 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7778 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7779 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7780 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7781 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7782 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7783 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7784 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7785 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7786 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7787 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7788 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7789 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7790 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7791 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7792 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7793 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7794 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7795 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7796 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7797 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7798 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7799 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7800 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7801 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7802 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7803 and IX86_BUILTIN_MOVMSKPS256,
7804 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7805 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7806 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7807 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7808 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7809 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7810 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7811 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7812 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7813 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7814 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7815 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7816 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7817 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7818 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7819 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7820 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7821 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7822 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7823 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7824 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7825 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7826 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7827 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7828 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7829 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7830 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7831 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7832 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7833 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7834 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7835 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7836 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7837 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7838 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7839 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7840 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7841 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7842 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7843 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7844 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7845 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7846 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7847 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7848 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7849 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7850 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7851 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7852 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7853 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7854 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7855 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7856 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7857 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7858 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7859 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7860 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7861 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7863 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7864 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7865 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7866 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7867 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7868 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7869 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7870 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7871 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7872 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7873 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7874 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7875 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7876 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7877 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7878 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7879 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7880 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7881 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7882 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7883 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7884 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7885 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7886 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7887 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7888 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7889 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7890 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7891 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7892 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7893 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7894 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7895 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7896 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7897 IX86_BUILTIN_MOVMSKPS256.
7898 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7899 (ix86_expand_args_builtin): Likewise.
7900 (ix86_expand_special_args_builtin): Likewise.
7901 (ix86_hard_regno_mode_ok): Handle AVX modes.
7902 (ix86_expand_vector_init_duplicate): Likewise.
7903 (ix86_expand_vector_init_one_nonzero): Likewise.
7904 (ix86_expand_vector_init_one_var): Likewise.
7905 (ix86_expand_vector_init_concat): Likewise.
7906 (ix86_expand_vector_init_general): Likewise.
7907 (ix86_expand_vector_set): Likewise.
7908 (ix86_vector_mode_supported_p): Likewise.
7909 (x86_extended_reg_mentioned_p): Check INSN_P before using
7912 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7913 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7915 * config/i386/i386.h (TARGET_AVX): New.
7916 (TARGET_FMA): Likewise.
7917 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7918 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7919 (VALID_AVX256_REG_MODE): New.
7920 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7921 (AVX_FLOAT_MODE_P): Likewise.
7922 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7923 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7924 (AVX_VEC_FLOAT_MODE_P): Likewise.
7925 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7926 (ASM_OUTPUT_OPCODE): Likewise.
7927 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7929 (SSE_REG_MODE_P): Allow 256bit vector modes.
7930 (ix86_args): Add a warn_avx field.
7932 * config/i386/i386.md (UNSPEC_PCMP): New.
7933 (UNSPEC_VPERMIL): Likewise.
7934 (UNSPEC_VPERMIL2): Likewise.
7935 (UNSPEC_VPERMIL2F128): Likewise.
7936 (UNSPEC_MASKLOAD): Likewise.
7937 (UNSPEC_MASKSTORE): Likewise.
7938 (UNSPEC_CAST): Likewise.
7939 (UNSPEC_VTESTP): Likewise.
7940 (UNSPECV_VZEROALL): Likewise.
7941 (UNSPECV_VZEROUPPER): Likewise.
7942 (XMM0_REG): Likewise.
7943 (XMM1_REG): Likewise.
7944 (XMM2_REG): Likewise.
7945 (XMM3_REG): Likewise.
7946 (XMM4_REG): Likewise.
7947 (XMM5_REG): Likewise.
7948 (XMM6_REG): Likewise.
7949 (XMM8_REG): Likewise.
7950 (XMM9_REG): Likewise.
7951 (XMM10_REG): Likewise.
7952 (XMM11_REG): Likewise.
7953 (XMM12_REG): Likewise.
7954 (XMM13_REG): Likewise.
7955 (XMM14_REG): Likewise.
7956 (XMM15_REG): Likewise.
7958 (prefix_vex_imm8): Likewise.
7959 (prefix_vex_w): Likewise.
7960 (length_vex): Likewise.
7963 (*avx_ashlti3): Likewise.
7964 (*avx_lshrti3): Likewise.
7965 (*avx_setcc<mode>): Likewise.
7966 (*fop_<mode>_comm_mixed_avx): Likewise.
7967 (*fop_<mode>_comm_avx): Likewise.
7968 (*fop_<mode>_1_mixed_avx): Likewise.
7969 (*fop_<mode>_1_avx): Likewise.
7970 (*avx_<code><mode>3): Likewise.
7971 (*avx_ieee_smin<mode>3): Likewise.
7972 (*avx_ieee_smax<mode>3): Likewise.
7973 (mode): Add OI, V8SF and V4DF.
7974 (length): Support VEX prefix.
7975 (*cmpfp_i_mixed): Set prefix attribute.
7976 (*cmpfp_i_sse): Likewise.
7977 (*cmpfp_iu_mixed): Likewise.
7978 (*cmpfp_iu_sse): Likewise.
7979 (*movsi_1): Support AVX.
7980 (*movdi_2): Likewise.
7981 (*movdi_1_rex64): Likewise.
7982 (*movti_internal): Likewise.
7983 (*movti_rex64): Likewise.
7984 (*movsf_1): Likewise.
7985 (*movdf_nointeger): Likewise.
7986 (*movdf_integer_rex64): Likewise.
7987 (*movtf_internal): Likewise.
7988 (zero_extendsidi2_32): Likewise.
7989 (zero_extendsidi2_rex64): Likewise.
7990 (*extendsfdf2_mixed): Likewise.
7991 (*extendsfdf2_sse): Likewise.
7992 (*truncdfsf_fast_mixed): Likewise.
7993 (*truncdfsf_fast_sse): Likewise.
7994 (*truncdfsf_mixed): Likewise.
7995 (fix_trunc<mode>di_sse): Likewise.
7996 (fix_trunc<mode>si_sse): Likewise.
7997 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7998 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7999 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8000 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8001 (*rcpsf2_sse): Likewise.
8002 (*rsqrtsf2_sse): Likewise.
8003 (*sqrt<mode>2_sse): Likewise.
8004 (sse4_1_round<mode>2): Likewise.
8005 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8006 Support AVX. Set length attribute properly for AVX.
8008 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8009 (VECTOR_MODES (FLOAT, 32)): Likewise.
8010 (VECTOR_MODE (INT, DI, 8)): Likewise.
8011 (VECTOR_MODE (INT, HI, 32)): Likewise.
8012 (VECTOR_MODE (INT, QI, 64)): Likewise.
8013 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8014 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8015 (VECTOR_MODE (INT, DI, 4)): Removed.
8016 (VECTOR_MODE (INT, SI, 8)): Likewise.
8017 (VECTOR_MODE (INT, HI, 16)): Likewise.
8018 (VECTOR_MODE (INT, QI, 32)): Likewise.
8019 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8020 (INT_MODE (OI, 32)): Likewise.
8022 * config/i386/i386.opt (mavx): New.
8025 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8027 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8028 (*mov<mode>_internal_avx): New.
8029 (*movv2sf_internal_rex64_avx): Likewise.
8030 (*movv2sf_internal_avx): Likewise.
8032 * config/i386/predicates.md (const_4_to_5_operand): New.
8033 (const_6_to_7_operand): Likewise.
8034 (const_8_to_11_operand): Likewise.
8035 (const_12_to_15_operand): Likewise.
8036 (avx_comparison_float_operator): Likewise.
8038 * config/i386/sse.md (AVX256MODEI): New.
8039 (AVX256MODE): Likewise.
8040 (AVXMODEQI): Likewise.
8041 (AVXMODE): Likewise.
8042 (AVX256MODEF2P): Likewise.
8043 (AVX256MODE2P): Likewise.
8044 (AVX256MODE4P): Likewise.
8045 (AVX256MODE8P): Likewise.
8046 (AVXMODEF2P): Likewise.
8047 (AVXMODEF4P): Likewise.
8048 (AVXMODEDCVTDQ2PS): Likewise.
8049 (AVXMODEDCVTPS2DQ): Likewise.
8050 (avxvecmode): Likewise.
8051 (avxvecpsmode): Likewise.
8052 (avxhalfvecmode): Likewise.
8053 (avxscalarmode): Likewise.
8054 (avxcvtvecmode): Likewise.
8055 (avxpermvecmode): Likewise.
8056 (avxmodesuffixf2c): Likewise.
8057 (avxmodesuffixp): Likewise.
8058 (avxmodesuffixs): Likewise.
8059 (avxmodesuffix): Likewise.
8060 (vpermilbits): Likewise.
8061 (pinsrbits): Likewise.
8062 (mov<mode>): Likewise.
8063 (*mov<mode>_internal): Likewise.
8064 (push<mode>1): Likewise.
8065 (movmisalign<mode>): Likewise.
8066 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8067 (avx_movdqu<avxmodesuffix>): Likewise.
8068 (avx_lddqu<avxmodesuffix>): Likewise.
8069 (<plusminus_insn><mode>3): Likewise.
8070 (*avx_<plusminus_insn><mode>3): Likewise.
8071 (*avx_vm<plusminus_insn><mode>3): Likewise.
8072 (mul<mode>3): Likewise.
8073 (*avx_mul<mode>3): Likewise.
8074 (*avx_vmmul<mode>3): Likewise.
8075 (divv8sf3): Likewise.
8076 (divv4df3): Likewise.
8077 (avx_div<mode>3): Likewise.
8078 (*avx_div<mode>3): Likewise.
8079 (*avx_vmdiv<mode>3): Likewise.
8080 (avx_rcpv8sf2): Likewise.
8081 (*avx_vmrcpv4sf2): Likewise.
8082 (sqrtv8sf2): Likewise.
8083 (avx_sqrtv8sf2): Likewise.
8084 (*avx_vmsqrt<mode>2): Likewise.
8085 (rsqrtv8sf2): Likewise.
8086 (avx_rsqrtv8sf2): Likewise.
8087 (*avx_vmrsqrtv4sf2): Likewise.
8088 (<code><mode>3): Likewise.
8089 (*avx_<code><mode>3_finite): Likewise.
8090 (*avx_<code><mode>3): Likewise.
8091 (*avx_vm<code><mode>3): Likewise.
8092 (*avx_ieee_smin<mode>3): Likewise.
8093 (*avx_ieee_smax<mode>3): Likewise.
8094 (avx_addsubv8sf3): Likewise.
8095 (avx_addsubv4df3): Likewise.
8096 (*avx_addsubv4sf3): Likewise.
8097 (*avx_addsubv2df3): Likewise.
8098 (avx_h<plusminus_insn>v4df3): Likewise.
8099 (avx_h<plusminus_insn>v8sf3): Likewise.
8100 (*avx_h<plusminus_insn>v4sf3): Likewise.
8101 (*avx_h<plusminus_insn>v2df3): Likewise.
8102 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8103 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8104 (*avx_maskcmp<mode>3): Likewise.
8105 (avx_nand<mode>3): Likewise.
8106 (*avx_<code><mode>3): Likewise.
8107 (*avx_nand<mode>3): Likewise.
8108 (*avx_<code><mode>3): Likewise.
8109 (*avx_cvtsi2ss): Likewise.
8110 (*avx_cvtsi2ssq): Likewise.
8111 (*avx_cvtsi2sd): Likewise.
8112 (*avx_cvtsi2sdq): Likewise.
8113 (*avx_cvtsd2ss): Likewise.
8114 (avx_cvtss2sd): Likewise.
8115 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8116 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8117 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8118 (*avx_cvtsi2sd): Likewise.
8119 (*avx_cvtsi2sdq): Likewise.
8120 (avx_cvtdq2pd256): Likewise.
8121 (avx_cvtpd2dq256): Likewise.
8122 (avx_cvttpd2dq256): Likewise.
8123 (*avx_cvtsd2ss): Likewise.
8124 (*avx_cvtss2sd): Likewise.
8125 (avx_cvtpd2ps256): Likewise.
8126 (avx_cvtps2pd256): Likewise.
8127 (*avx_movhlps): Likewise.
8128 (*avx_movlhps): Likewise.
8129 (avx_unpckhps256): Likewise.
8130 (*avx_unpckhps): Likewise.
8131 (avx_unpcklps256): Likewise.
8132 (*avx_unpcklps): Likewise.
8133 (avx_movshdup256): Likewise.
8134 (avx_movsldup256): Likewise.
8135 (avx_shufps256): Likewise.
8136 (avx_shufps256_1): Likewise.
8137 (*avx_shufps_<mode>): Likewise.
8138 (*avx_loadhps): Likewise.
8139 (*avx_storelps): Likewise.
8140 (*avx_loadlps): Likewise.
8141 (*avx_movss): Likewise.
8142 (*vec_dupv4sf_avx): Likewise.
8143 (*vec_concatv2sf_avx): Likewise.
8144 (*vec_concatv4sf_avx): Likewise.
8145 (*vec_setv4sf_0_avx): Likewise.
8146 (*vec_setv4sf_avx): Likewise.
8147 (*avx_insertps): Likewise.
8148 (avx_vextractf128<mode>): Likewise.
8149 (vec_extract_lo_<mode>): Likewise.
8150 (vec_extract_hi_<mode>): Likewise.
8151 (vec_extract_lo_<mode>): Likewise.
8152 (vec_extract_hi_<mode>): Likewise.
8153 (vec_extract_lo_v16hi): Likewise.
8154 (vec_extract_hi_v16hi): Likewise.
8155 (vec_extract_lo_v32qi): Likewise.
8156 (vec_extract_hi_v32qi): Likewise.
8157 (avx_unpckhpd256): Likewise.
8158 (*avx_unpckhpd): Likewise.
8159 (avx_movddup256): Likewise.
8160 (*avx_movddup): Likewise.
8161 (avx_unpcklpd256): Likewise.
8162 (*avx_unpcklpd): Likewise.
8163 (avx_shufpd256): Likewise.
8164 (avx_shufpd256_1): Likewise.
8165 (*avx_punpckhqdq): Likewise.
8166 (*avx_punpcklqdq): Likewise.
8167 (*avx_shufpd_<mode>): Likewise.
8168 (*avx_storehpd): Likewise.
8169 (*avx_loadhpd): Likewise.
8170 (*avx_loadlpd): Likewise.
8171 (*avx_movsd): Likewise.
8172 (*vec_concatv2df_avx): Likewise.
8173 (*avx_<plusminus_insn><mode>3): Likewise.
8174 (*avx_<plusminus_insn><mode>3): Likewise.
8175 (*avx_mulv8hi3): Likewise.
8176 (*avxv8hi3_highpart): Likewise.
8177 (*avx_umulv8hi3_highpart): Likewise.
8178 (*avx_umulv2siv2di3): Likewise.
8179 (*avx_mulv2siv2di3): Likewise.
8180 (*avx_pmaddwd): Likewise.
8181 (*avx_mulv4si3): Likewise.
8182 (*avx_ashr<mode>3): Likewise.
8183 (*avx_lshr<mode>3): Likewise.
8184 (*avx_ashl<mode>3): Likewise.
8185 (*avx_<code><mode>3): Likewise.
8186 (*avx_eq<mode>3): Likewise.
8187 (*avx_gt<mode>3): Likewise.
8188 (*avx_nand<mode>3): Likewise.
8189 (*avx_nand<mode>3): Likewise.
8190 (*avx_<code><mode>3): Likewise.
8191 (*avx_<code><mode>3): Likewise.
8192 (*avx_packsswb): Likewise.
8193 (*avx_packssdw): Likewise.
8194 (*avx_packuswb): Likewise.
8195 (*avx_punpckhbw): Likewise.
8196 (*avx_punpcklbw): Likewise.
8197 (*avx_punpckhwd): Likewise.
8198 (*avx_punpcklwd): Likewise.
8199 (*avx_punpckhdq): Likewise.
8200 (*avx_punpckldq): Likewise.
8201 (*avx_pinsr<avxmodesuffixs>): Likewise.
8202 (*avx_pinsrq): Likewise.
8203 (*avx_loadld): Likewise.
8204 (*vec_extractv2di_1_rex64_avx): Likewise.
8205 (*vec_extractv2di_1_avx): Likewise.
8206 (*vec_dupv2di_avx): Likewise.
8207 (*vec_concatv2si_avx): Likewise.
8208 (*vec_concatv4si_1_avx): Likewise.
8209 (*vec_concatv2di_avx): Likewise.
8210 (*vec_concatv2di_rex64_avx): Likewise.
8211 (*avx_uavgv16qi3): Likewise.
8212 (*avx_uavgv8hi3): Likewise.
8213 (*avx_psadbw): Likewise.
8214 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8215 (*avx_phaddwv8hi3): Likewise.
8216 (*avx_phadddv4si3): Likewise.
8217 (*avx_phaddswv8hi3): Likewise.
8218 (*avx_phsubwv8hi3): Likewise.
8219 (*avx_phsubdv4si3): Likewise.
8220 (*avx_phsubswv8hi3): Likewise.
8221 (*avx_pmaddubsw128): Likewise.
8222 (*avx_pmulhrswv8hi3): Likewise.
8223 (*avx_pshufbv16qi3): Likewise.
8224 (*avx_psign<mode>3): Likewise.
8225 (*avx_palignrti): Likewise.
8226 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8227 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8228 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8229 (*avx_mpsadbw): Likewise.
8230 (*avx_packusdw): Likewise.
8231 (*avx_pblendvb): Likewise.
8232 (*avx_pblendw): Likewise.
8233 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8234 (avx_ptest256): Likewise.
8235 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8236 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8237 (*avx_aesenc): Likewise.
8238 (*avx_aesenclast): Likewise.
8239 (*avx_aesdec): Likewise.
8240 (*avx_aesdeclast): Likewise.
8241 (avx_vzeroupper): Likewise.
8242 (avx_vzeroupper_rex64): Likewise.
8243 (avx_vpermil<mode>): Likewise.
8244 (avx_vpermilvar<mode>3): Likewise.
8245 (avx_vpermil2<mode>3): Likewise.
8246 (avx_vperm2f128<mode>3): Likewise.
8247 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8248 (avx_vbroadcastss256): Likewise.
8249 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8250 (avx_vinsertf128<mode>): Likewise.
8251 (vec_set_lo_<mode>): Likewise.
8252 (vec_set_hi_<mode>): Likewise.
8253 (vec_set_lo_<mode>): Likewise.
8254 (vec_set_hi_<mode>): Likewise.
8255 (vec_set_lo_v16hi): Likewise.
8256 (vec_set_hi_v16hi): Likewise.
8257 (vec_set_lo_v32qi): Likewise.
8258 (vec_set_hi_v32qi): Likewise.
8259 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8260 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8261 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8262 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8263 (vec_init<mode>): Likewise.
8264 (*vec_concat<mode>_avx): Likewise.
8265 (blendbits): Support V8SF and V4DF.
8266 (sse2_movq128): Support AVX.
8267 (<sse>_movnt<mode>): Likewise.
8268 (sse2_movntv2di): Likewise.
8269 (sse_rcpv4sf2): Likewise.
8270 (sse_sqrtv4sf2): Likewise.
8271 (sse_rsqrtv4sf2): Likewise.
8272 (<sse>_comi): Likewise.
8273 (<sse>_ucomi): Likewise.
8274 (sse_cvtss2si): Likewise.
8275 (sse_cvtss2si_2): Likewise.
8276 (sse_cvtss2siq): Likewise.
8277 (sse_cvtss2siq_2): Likewise.
8278 (sse_cvttss2si): Likewise.
8279 (sse_cvttss2siq): Likewise.
8280 (sse2_cvtsd2si): Likewise.
8281 (sse2_cvtsd2si_2): Likewise.
8282 (sse2_cvtsd2siq): Likewise.
8283 (sse2_cvtsd2siq_2): Likewise.
8284 (sse2_cvttsd2si): Likewise.
8285 (sse2_cvttsd2siq): Likewise.
8286 (sse2_cvtdq2pd): Likewise.
8287 (*sse2_cvtpd2dq): Likewise.
8288 (*sse2_cvttpd2dq): Likewise.
8289 (*sse2_cvtpd2ps): Likewise.
8290 (sse2_cvtps2pd): Likewise.
8291 (sse3_movshdup): Likewise.
8292 (sse3_movsldup): Likewise.
8293 (sse_storehps): Likewise.
8294 (*sse4_1_extractps): Likewise.
8295 (sse2_storelpd): Likewise.
8296 (vec_dupv2df_sse3): Likewise.
8297 (*vec_concatv2df_sse3): Likewise.
8298 (*sse4_1_pextrb): Likewise.
8299 (*sse4_1_pextrb_memory): Likewise.
8300 (*sse2_pextrw): Likewise.
8301 (*sse4_1_pextrw_memory): Likewise.
8302 (*sse4_1_pextrd): Likewise.
8303 (*sse4_1_pextrq): Likewise.
8304 (sse2_pshufd_1): Likewise.
8305 (sse2_pshuflw_1): Likewise.
8306 (sse2_pshufhw_1): Likewise.
8307 (*sse2_storeq_rex64): Likewise.
8308 (*vec_dupv4si): Likewise.
8309 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8310 (sse2_pmovmskb): Likewise.
8311 (*sse2_maskmovdqu): Likewise.
8312 (*sse2_maskmovdqu_rex64): Likewise.
8313 (sse_ldmxcsr): Likewise.
8314 (sse_stmxcsr): Likewise.
8315 (abs<mode>2): Likewise.
8316 (sse4_1_movntdqa): Likewise.
8317 (sse4_1_phminposuw): Likewise.
8318 (sse4_1_extendv8qiv8hi2): Likewise.
8319 (*sse4_1_extendv8qiv8hi2): Likewise.
8320 (sse4_1_extendv4qiv4si2): Likewise.
8321 (*sse4_1_extendv4qiv4si2): Likewise.
8322 (sse4_1_extendv2qiv2di2): Likewise.
8323 (*sse4_1_extendv2qiv2di2): Likewise.
8324 (sse4_1_extendv4hiv4si2): Likewise.
8325 (*sse4_1_extendv4hiv4si2): Likewise.
8326 (sse4_1_extendv2hiv2di2): Likewise.
8327 (*sse4_1_extendv2hiv2di2): Likewise.
8328 (sse4_1_extendv2siv2di2): Likewise.
8329 (*sse4_1_extendv2siv2di2): Likewise.
8330 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8331 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8332 (sse4_1_zero_extendv4qiv4si2): Likewise.
8333 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8334 (sse4_1_zero_extendv2qiv2di2): Likewise.
8335 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8336 (sse4_1_zero_extendv4hiv4si2): Likewise.
8337 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8338 (sse4_1_zero_extendv2hiv2di2): Likewise.
8339 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8340 (sse4_1_zero_extendv2siv2di2): Likewise.
8341 (*sse4_1_zero_extendv2siv2di2): Likewise.
8342 (sse4_1_ptest): Likewise.
8343 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8344 (sse4_2_pcmpestri): Likewise.
8345 (sse4_2_pcmpestrm): Likewise.
8346 (sse4_2_pcmpistri): Likewise.
8347 (sse4_2_pcmpistrm): Likewise.
8349 (aeskeygenassist): Likewise.
8351 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8353 * config/i386/predicates.md (vzeroall_operation): New.
8355 * config/i386/sse.md (avx_vzeroall): New.
8356 (*avx_vzeroall): Likewise.
8358 2008-08-28 Paul Brook <paul@codesourcery.com>
8359 Mark Shinwell <shinwell@codesourcery.com>
8360 Richard Earnshaw <richard.earnshaw@arm.com>
8362 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8363 (TARGET_MIN_ANCHOR_OFFSET): New.
8364 (arm_override_options): Set correct anchor ranges for Thumb-1
8365 and Thumb-2 if required.
8366 (legitimize_pic_address): Handle case involving a TLS symbol
8367 reference with an addend.
8368 (arm_optimization_options): Enable section anchors at -O1 and
8370 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8371 * config/arm/arm-protos.h (arm_optimization_options): New.
8373 2008-08-28 Nick Clifton <nickc@redhat.com>
8375 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8376 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8379 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8380 * config/v850/v850.md (return): Remove frame size restriction.
8382 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8384 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8386 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8388 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8390 2008-08-28 Paul Brook <paul@codesourcery.com>
8392 * config/arm/vfp11.md: Update license notice.
8393 * config/arm/cortex-r4.md: Ditto.
8395 2008-08-28 Richard Guenther <rguenther@suse.de>
8397 PR tree-optimization/37207
8398 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8401 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8404 * tree.c (int_fits_type_p): Don't forget unsigned integers
8405 of type sizetype which higher end word equals -1.
8407 2008-08-28 Ira Rosen <irar@il.ibm.com>
8409 * target.h (struct vectorize): Add new target builtin.
8410 * tree-vectorizer.c (destroy_loop_vec_info): Call
8411 vect_free_slp_instance instead of vect_free_slp_node.
8412 * tree-vectorizer.h (enum slp_load_perm_type): New.
8413 (struct _slp_instance): Add new fields.
8414 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8415 (SLP_INSTANCE_LOADS): New.
8416 (vect_free_slp_tree): Remove.
8417 (vect_free_slp_instance): Declare.
8418 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8419 (vectorizable_load): Add argument.
8420 (vect_transform_slp_perm_load): New.
8421 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8423 (vect_get_place_in_interleaving_chain): New function.
8424 (vect_free_slp_tree): Make static.
8425 (vect_free_slp_instance): New function.
8426 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8427 collect the load location in the interleaving chain.
8428 (vect_supported_slp_permutation_p): New function.
8429 (vect_supported_load_permutation_p): Likewise.
8430 (vect_analyze_slp_instance): In case of loads permutation, call
8431 vect_supported_load_permutation_p to check that the permutation is
8433 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8434 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8435 (vect_create_mask_and_perm): New function.
8436 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8437 (vectorizable_load): Add an argument. Don't keep the created vectors
8438 statements in the node if permutation is required. Call
8439 vect_transform_slp_perm_load to generate the permutation.
8440 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8441 additional argument.
8442 (vect_schedule_slp_instance): In case of loads permutation, allocate
8443 vectorized statements structure for all the related SLP nodes. Call
8444 vect_transform_stmt with addditional argument.
8445 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8446 * config/spu/spu.c (spu_builtin_vec_perm): New.
8447 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8448 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8449 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8450 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8452 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8454 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8455 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8456 __gthread_cond_signal, __gthread_cond_timedwait,
8457 __gthread_cond_timedwait_recursive): New functions.
8458 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8460 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8463 2008-08-28 Richard Guenther <rguenther@suse.de>
8466 * fold-const.c (maybe_canonicalize_comparison_1): Require
8467 undefined overflow only for canonicalizing A +- CST cmp CST.
8468 Make sure to not generate new constants that are not inside
8469 their TYPE_MIN/MAX_VALUE range.
8470 (maybe_canonicalize_comparison): Remove undefined overflow
8472 (fold_binary): Remove now duplicate folding.
8474 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8476 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8477 use not updated in the last change.
8479 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8481 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8482 (IRA_COVER_CLASSES): Add FPUL_REGS.
8484 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8487 * c-common.c (conversion_warning): Check for null operands.
8489 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8492 * c-decl.c (check_for_loop_decls): Improve error message. Give
8495 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8498 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8499 (convert_for_assignment): Pass corrent OPT_W* parameter to
8500 WARN_FOR_ASSIGNMENT.
8502 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8505 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8507 2008-08-27 Paul Brook <paul@codesourcery.com>
8509 * config.gcc: Loosen checks for arm uclinux eabi targets.
8511 2008-08-27 Paul Brook <paul@codesourcery.com>
8513 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8515 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8517 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8519 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8520 the enumerators of an ENUMERAL_TYPE.
8521 * dbxout.c (dbxout_type): Ditto.
8523 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8526 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8527 (fwprop_addr): Check that the loop_father is not the outer loop.
8529 2008-08-26 Paul Brook <paul@codesourcery.com>
8531 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8532 Remove documentation entry for fmul type.
8533 Use fmuls to annotate single-precision multiplication patterns,
8534 fmuld to annotate double-precision multiplication patterns,
8535 fmacs to annotate single-precision multiply-accumulate patterns
8536 and fmacd to annotate double-precision multiply-accumulate patterns.
8537 * config/arm/vfp11.md: Update reservations accordingly.
8538 * config/arm/arm.md: Note that certain values of the "type"
8539 attribute are documented in vfp.md.
8540 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8541 (v10_cvt): Use new fmul types.
8543 2008-08-26 Paul Brook <paul@codesourcery.com>
8545 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8546 * config/arm/vfp11.md: ...here. New.
8547 * config/arm/arm.md: Include vfp11.md.
8549 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8551 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8552 parameter to inform call.
8554 2008-08-26 Jeff Law <law@redhat.com>
8556 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8557 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8558 preferred class when copying a constant into a partial word register.
8560 2008-08-26 Ben Elliston <bje@au.ibm.com>
8562 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8563 * cp/typeck.c: Likewise.
8564 * cp/tree.c: Likewise.
8565 * gimple-low.c: Likewise.
8568 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8570 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8571 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8573 * doc/passes.texi: Describe IRA.
8575 * doc/tm.texi (IRA_COVER_CLASSES,
8576 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8578 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8579 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8580 -fira-propagate-cost, -fno-ira-share-save-slots,
8581 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8583 * flags.h (ira_algorithm): New enumeration.
8584 (flag_ira_algorithm, flag_ira_verbose): New external variable
8587 * postreload.c (gate_handle_postreload): Don't do post reload
8588 optimizations unless the reload is completed.
8590 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8593 * tree-pass.h (pass_ira): New external variable declaration.
8595 * reload.h: Add 2008 to the Copyright.
8597 * cfgloopanal.c: Include params.h.
8598 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8601 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8603 * toplev.c (ira.h): New include.
8604 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8605 (backend_init_target): Call ira_init.
8606 (backend_init): Call ira_init_once.
8607 (finalize): Call finish_ira_once.
8609 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8610 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8613 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8614 may_move_out_cost): New external variable declarations.
8615 (move_table): New typedef.
8617 * caller-save.c: Include headers output.h and ira.h.
8618 (no_caller_save_reg_set): New global variable.
8619 (save_slots_num, save_slots): New variables.
8620 (reg_save_code, reg_restore_code, add_stored_regs): Add
8622 (init_caller_save): Set up no_caller_save_reg_set.
8623 (init_save_areas): Reset save_slots_num.
8624 (saved_hard_reg): New structure.
8625 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8626 (initiate_saved_hard_regs, new_saved_hard_reg,
8627 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8629 (setup_save_areas): Add code for sharing stack slots.
8630 (all_blocks): New variable.
8631 (save_call_clobbered_regs): Process pseudo-register too.
8632 (mark_set_regs): Process pseudo-register too.
8633 (insert_one_insn): Put the insn after bb note in a empty basic
8634 block. Add insn check.
8636 * global.c (eliminable_regset): Make it external.
8637 (mark_elimination): Use DF_LR_IN for IRA.
8638 (pseudo_for_reload_consideration_p): New.
8639 (build_insn_chain): Make it external. Don't ignore spilled
8640 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8641 (gate_handle_global_alloc): New function.
8642 (pass_global_alloc): Add the gate function.
8644 * opts.c (decode_options): Set up flag_ira. Print the warning for
8646 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8648 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8650 * regmove.c (regmove_optimize): Don't do replacement of output for
8653 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8654 New external variable declarations.
8656 * local-alloc.c (update_equiv_regs): Make it external. Return
8657 true if jump label rebuilding should be done. Rescan new_insn for
8659 (gate_handle_local_alloc): New function.
8660 (pass_local_alloc): Add the gate function.
8662 * alias.c (value_addr_p, stack_addr_p): New functions.
8663 (nonoverlapping_memrefs_p): Use them for IRA.
8665 * common.opt (fira, fira-algorithm, fira-coalesce,
8666 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8667 fira-verbose): New options.
8669 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8670 move_cost, may_move_in_cost, may_move_out_cost): Make the
8672 (move_table): Remove typedef.
8673 (init_move_cost): Make it external.
8674 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8677 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8678 setup_reg_classes): New function prototypes.
8679 (eliminable_regset): New external variable declaration.
8680 (build_insn_chain, update_equiv_regs): New function prototypes.
8682 * Makefile.in (IRA_INT_H): New definition.
8683 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8684 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8685 (reload1.o, toplev.o): Add dependence on ira.h.
8686 (cfgloopanal.o): Add PARAMS_H.
8687 (caller-save.o): Add dependence on output.h and ira.h.
8688 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8689 ira-emit.o, ira-lives.o): New entries.
8691 * passes.c (pass_ira): New pass.
8693 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8695 * reload1.c (ira.h): Include the header.
8696 (changed_allocation_pseudos): New bitmap.
8697 (init_reload): Initiate the bitmap.
8698 (compute_use_by_pseudos): Permits spilled registers in FROM.
8699 (temp_pseudo_reg_arr): New variable.
8700 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8701 IRA. Call alter_reg with the additional parameter. Don't clear
8702 spilled_pseudos for IRA. Restore original insn chain for IRA.
8703 Clear changed_allocation_pseudos at the end of reload.
8704 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8705 (hard_regno_to_pseudo_regno): New variable.
8706 (count_pseudo): Check spilled pseudos. Set up
8707 hard_regno_to_pseudo_regno.
8708 (count_spilled_pseudo): Check spilled pseudos. Update
8709 hard_regno_to_pseudo_regno.
8710 (find_reg): Use better_spill_reload_regno_p. Check
8711 hard_regno_to_pseudo_regno.
8712 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8714 (eliminate_regs_1): Use additional parameter for alter_reg.
8715 (finish_spills): Set up pseudo_previous_regs only for spilled
8716 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8717 more arguments. Don't clear live_throughout and dead_or_set for
8718 spilled pseudos. Use additional parameter for alter_reg. Call
8719 mark_allocation_change. Set up changed_allocation_pseudos.
8720 Remove sanity check.
8721 (emit_input_reload_insns, delete_output_reload): Use additional
8722 parameter for alter_reg. Call mark_allocation_change.
8723 (substitute, gen_reload_chain_without_interm_reg_p): New
8725 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8727 * testsuite/gcc.dg/20080410-1.c: New file.
8729 * config/s390/s390.h (IRA_COVER_CLASSES,
8730 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8732 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8734 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8736 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8738 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8740 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8742 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8744 2008-08-24 Jeff Law <law@redhat.com>
8745 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8746 when ignoring unavailable registers.
8748 2008-08-24 Jeff Law <law@redhat.com>
8749 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8750 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8751 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8752 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8754 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8755 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8757 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8758 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8759 * reload1.c (find_reg): Process registers in register allocation order.
8761 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8762 * toplev.c (backend_init_target): Move ira_init call from
8764 (lang_dependent_init_target): ...to here.
8766 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8767 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8768 calculate memory move costs for NO_REGS.
8770 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8771 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8772 STACK_REGS is defined.
8774 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8775 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8777 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8778 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8780 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8781 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8782 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8785 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8786 Dorit Nuzman <dorit@il.ibm.com>
8788 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8789 vec_extract_evenv4sf, vec_extract_evenv8hi,
8790 vec_extract_evenv16qi, vec_extract_oddv4si,
8791 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8792 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8793 vec_interleave_highv4si, vec_interleave_lowv4si,
8794 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8795 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8796 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8798 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8801 * config/rs6000/rs6000.c (optimization_options): Don't default to
8802 section anchors without toplevel reorder.
8804 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8806 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8807 (mfc_end_critical_section): Likewise.
8809 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8811 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8812 all type qualifiers from element type to vector type.
8814 2008-08-25 David Daney <ddaney@avtrex.com>
8816 * config/mips/mips.md (immediate_insn): Move up in file, fix
8817 comment typo, reformat.
8818 (fetchop_bit, atomic_hiqi_op memory_barrier,
8819 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8820 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8821 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8822 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8823 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8824 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8825 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8826 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8827 sync_old_nand<mode>, sync_new_nand<mode>,
8828 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8829 test_and_set_12): Moved to sync.md.
8831 * config/mips/sync.md: New file.
8833 2008-08-25 Richard Henderson <rth@redhat.com>
8835 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8836 (regsave): Likewise.
8837 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8838 (output_cfi_directive): Likewise.
8839 (div_data_align): New.
8840 (output_cfi): Use it.
8842 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8844 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8845 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8846 (TARGET_OCTEON): New macro.
8847 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8848 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8849 (ISA_HAS_POP): New macro.
8850 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8852 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8854 * config/mips/mips.md (cpu): Add octeon.
8855 (type): Add pop attribute value.
8856 (popcount<mode>2): New pattern.
8857 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8859 2008-08-24 Jan Hubicka <jh@suse.cz>
8861 * doc/invoke.texi (-fipa-cp-clone): New option.
8862 (-fipa-cp): Update docs.
8863 (--param ipcp-unit-growth):New.
8864 * ipa-cp.c: Include fibheap.h, params.h
8865 (ipcp_initialize_node_lattices): When not cloning, all externally
8866 visible functions are bottom.
8867 (ipcp_need_redirect_p): Accept clones.
8868 (ipcp_insert_stage): Use cost driven heuristics.
8869 (max_count, dead_nodes): New static vars.
8870 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8871 ipcp_const_param_count): New functions.
8872 * common.opt (ipa-cp-clone): New command line option.
8873 * params.def (ipcp-unit-growth): New.
8875 2008-08-24 Jan Hubicka <jh@suse.cz>
8877 * tree-inline.c (tree_function_versioning): Look harder
8878 for referenced vars.
8880 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8882 PR tree-optimization/37185
8883 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8885 2008-08-23 Jan Hubicka <jh@suse.cz>
8887 * ipa-cp.c (ipcp_analyze_node): New function.
8888 (ipcp_update_cloned_node): Use it.
8889 (ipcp_init_stage): Likewise.
8890 * ipa-inline.c (function_insertion_hook_holder): New static var.
8891 (analyze_function): Break out from ....
8892 (inline_generate_summary): Here; register insertion hook.
8893 (cgraph_decide_inlining): Remove hook.
8894 (add_new_function): New function.
8896 2008-08-23 Jan Hubicka <jh@suse.cz>
8898 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8900 2008-08-23 Jan Hubicka <jh@suse.cz>
8902 * ipa-cp.c (constant_val_insert): Remove.
8903 (ipcp_propagate_one_const): Remove.
8904 (ipcp_create_replace_map): Always insert replacements to the map.
8905 (ipcp_insert_stage): Do not try to insert statements by hand.
8906 * tree-inline.c (insert_init_stmt): Break out from ...
8907 (setup_one_parameter): ... here; allow NULL BB pointer.
8908 (tree_function_versioning): Use setup_one_parameter to process
8911 2008-08-23 Jan Hubicka <jh@suse.cz>
8913 * tree.c (decl_address_ip_invariant_p): New function.
8914 * tree.h (decl_address_ip_invariant_p): Declare.
8915 * gimple.c (strip_invariant_refs): Break out from ...
8916 (is_gimple_invariant_address): ... here
8917 (is_gimple_ip_invariant_address): New function.
8918 (is_gimple_ip_invariant): New function.
8919 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8922 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8923 (ipcp_lat_is_insertable): All constants are insertable.
8924 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8925 IPA_CONST_VALUE_REF.
8926 (ipcp_initialize_node_lattices): Propagate all types of operands.
8927 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8928 (ipcp_create_replace_map): Reformat.
8929 (ipcp_need_redirect_p): Simplify.
8930 (ipcp_insert_stage): Check that argument is used before clonning.
8931 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8933 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8934 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8935 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8936 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8937 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8938 * tree-inline.c (tree_function_versioning): Add variables referenced
8941 2008-08-23 Jan Hubicka <jh@suse.cz>
8944 * i386.c (standard_80387_constant_p): Use optimize_size.
8946 2008-08-23 Ira Rosen <irar@il.ibm.com>
8948 PR tree-optimization/37161
8949 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8950 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8951 (vect_determine_vectorization_factor): Move the scalar type
8952 retrieval to vect_get_smallest_scalar_type.
8953 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8954 scalar type. Remove redundant computation.
8955 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8956 (vect_get_slp_defs): Take the type of RHS into account if
8957 necessary by calling vect_get_smallest_scalar_type. Call
8958 vect_get_constant_vectors with additional argument.
8960 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8963 * doc/invoke.texi (Wwrite-strings): Clarify description.
8965 2008-08-23 Ira Rosen <irar@il.ibm.com>
8967 PR tree-optimization/37174
8968 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8969 def stmt is a part of the loop before accessing its stmt_vec_info.
8971 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8974 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8975 (*swap): New insn pattern.
8976 (*ashlqi3): Rename from ashlqi3 insn pattern.
8977 (ashlqi3): New expanders.
8978 (*lshrqi3): Rename from lshrqi3 insn pattern.
8979 (lshrqi3): New expanders.
8980 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8981 lshrqi3_const5, lshrqi3_const6): New splitters.
8982 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8983 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8986 2008-08-22 Richard Guenther <rguenther@suse.de>
8988 PR tree-optimization/37078
8989 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8990 [+INF, +INF] ranges.
8992 2008-08-22 Richard Guenther <rguenther@suse.de>
8994 PR tree-optimization/37143
8995 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8996 a conversion statement instead of a copy.
8998 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9001 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9002 CCCmode, CCOmode and CCSmode destination modes.
9005 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9006 from different units in a single alternative.
9007 (*vec_extractv2sf_1): Ditto.
9008 (*vec_extractv2si_0): Ditto.
9009 (*vec_extractv2si_1): Ditto.
9010 * config/i386/sse.md (sse2_storehpd): Ditto.
9011 (sse2_storelpd): Ditto.
9012 (sse2_loadhpd): Ditto.
9013 (sse2_loadlpd): Ditto.
9016 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9017 (popcountsi2): Ditto.
9018 (clzdi2_abm): Ditto.
9019 (popcountdi2): Ditto.
9020 (clzhi2_abm): Ditto.
9021 (popcounthi2): Ditto.
9023 2008-08-22 Richard Guenther <rguenther@suse.de>
9027 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9028 if the multiplication does not overflow.
9030 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9032 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9034 2008-08-21 Richard Henderson <rth@redhat.com>
9036 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9037 spurrious comma from test.
9038 * configure: Rebuild.
9040 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9043 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9046 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9048 * c-tree.h (grokfield): New argument.
9049 * c-decl.c (grokfield): Handle new location argument.
9050 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9052 2008-08-21 Richard Guenther <rguenther@suse.de>
9054 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9056 2008-08-21 Jan Hubicka <jh@suse.cz>
9058 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9059 (cgraph_add_function_insertion_hook,
9060 cgraph_remove_function_insertion_hook,
9061 cgraph_call_function_insertion_hooks): New functions.
9062 * cgraph.h (cgraph_add_function_insertion_hook,
9063 cgraph_remove_function_insertion_hook,
9064 cgraph_call_function_insertion_hooks): Declare.
9065 * ipa-reference.c (function_insertion_hook_holder): New variable.
9066 (check_operand, look_for_address_of): When checking late, do not care
9067 about module bitmaps.
9068 (add_new_function): New function.
9069 (generate_summary): Register hooks; zero module bitmaps.
9070 (propagate): Unregister hooks.
9071 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9072 (add_new_function): New function.
9073 (generate_summary): Register hook.
9074 (propagate): Remove hook.
9076 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9078 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9079 * ipa-cp.c (ipcp_update_cloned_node): New function.
9080 (build_const_val): Handle functions correctly; bring type logic
9081 into sync with tree-inline.c
9082 (ipcp_init_stage): Take care of computing stuff needed by
9083 indirect inlining; update clones.
9084 (ipcp_generate_summary): Break out of ipcp_driver.
9085 (ipcp_driver): Do only execution and transformation.
9086 (pass_ipa_cp): Make IPA_PASS.
9087 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9089 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9090 ipcp, some info is already available.
9091 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9092 * tree-inline.c (remap_ssa_name): Unshare expression.
9094 2008-08-21 Richard Guenther <rguenther@suse.de>
9096 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9097 a PHI ask VN if it is already available.
9098 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9099 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9101 2008-08-21 Richard Guenther <rguenther@suse.de>
9104 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9105 makes sure to produce a result of the correct type.
9107 2008-08-21 Jan Hubicka <jh@suse.cz>
9108 Backport from LTO branch:
9110 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9111 Jan Hubicka <jh@suse.cz>
9114 (init_state, finish_state, set_function_state, generate_summary):
9116 (scan_stmt): Renamed from scan_function. Changed to keep state in
9117 local static vars rather than cgraph aux field.
9118 (propagate): Renamed from static_execute. Changed to keep state in
9119 local static vars rather than cgraph aux field.
9120 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9121 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9123 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9125 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9126 * ipa-reference.c (init_function_info, generate_summary,
9127 propagate): New functions.
9128 (analyze_function): Call init_function_info.
9129 (static_execute): Stripped into generate_summary and propagate.
9130 (pass_ipa_reference): Made into ipa_opt_pass.
9132 2008-08-21 Richard Guenther <rguenther@suse.de>
9134 PR tree-optimization/37181
9135 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9137 (extract_range_from_unary_expr): Likewise.
9139 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9141 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9143 * toplev.h (pedwarn_at): Likewise.
9144 * builtins.c: Update all calls to pedwarn.
9145 * c-lex.c: Likewise.
9146 * toplev.c: Likewise.
9147 * c-tree.h: Likewise.
9148 * c-decl.c: Likewise.
9149 * c-errors.c: Likewise.
9150 * c-typeck.c: Likewise.
9151 * c-common.c: Likewise.
9152 * c-parser.c: Likewise.
9154 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9157 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9158 with MODE_VECTOR_INT mode.
9160 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9163 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9164 initialized outside the current module.
9165 (warn_uninitialized_var): Ignore left-hand side when walking the
9166 trees. Ignore address expressions. Examine VUSE operands in gimple
9167 statements with a variable declaration on the right-hand side.
9169 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9172 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9174 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9177 * c-common.c (conversion_warning): Do not warn if applying bit-and
9178 operator to unsigned constant that fits in the target type.
9180 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9183 * c-common.c (conversion_warning): Do not warn for artificial
9186 2008-08-20 Richard Guenther <rguenther@suse.de>
9188 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9189 (extract_range_from_binary_expr): Fall back to constant propagation.
9190 (extract_range_from_unary_expr): Likewise.
9192 2008-08-20 Richard Guenther <rguenther@suse.de>
9194 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9195 with TREE_THIS_VOLATILE on shared nodes.
9196 (fold_stmt_r): Likewise.
9198 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9201 * c-parser.c (c_parser_attributes): For keywords use canonical
9202 spelling for attr_name.
9204 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9206 * value-prof.c (check_counter): Revert wrong call to error.
9208 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9210 * profile.c: Update calls to inform.
9211 * value-prof.c: Update calls to inform.
9213 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9215 * diagnostic.c (inform): Add an explicit location_t parameter.
9216 * toplev.h (inform): Update declaration.
9217 * builtins.c: Update all calls to inform.
9218 * c-common.c: Likewise.
9219 * c-decl.c: Likewise.
9220 * c-opts.c: Likewise.
9221 * c-pch.c: Likewise.
9222 * c-pragma.c: Likewise.
9223 * c-typeck.c: Likewise.
9224 * coverage.c: Likewise.
9226 * toplev.c: Likewise.
9227 * tree-cfg.c: Likewise.
9228 * tree-ssa.c: Likewise.
9230 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9233 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9234 V2DI mode, for SSE4.1, use movq instead of vector set if the
9235 second element is zero and inter-unit moves are OK.
9237 2008-08-20 Richard Guenther <rguenther@suse.de>
9239 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9240 properly handle conversion/copy chains after tuplification.
9242 2008-08-20 Richard Guenther <rguenther@suse.de>
9244 * passes.c (init_optimization_passes): Move the second
9245 forwprop pass before alias computation. Remove the second
9246 DCE pass. Remove the first dominator and phi copy/const
9249 2008-08-20 Nick Clifton <nickc@redhat.com>
9251 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9252 support of this feature. Do not assume that a sufficiently new
9253 assembler will support the feature regardless of the target type.
9254 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9255 * configure: Regenerate.
9257 2008-08-20 Richard Guenther <rguenther@suse.de>
9259 * tree-vrp.c (found_in_subgraph): Remove.
9260 (live): New global static.
9261 (live_on_edge): New function.
9262 (blocks_visited): Remove.
9263 (register_edge_assert_for_2): Use live_on_edge.
9264 (find_conditional_asserts): Remove code dealing with
9265 found_in_subgraph. Do not walk the CFG.
9266 (find_switch_asserts): Likewise.
9267 (find_assert_locations_1): Renamed from find_assert_locations.
9268 Move finding assert locations for conditional and switch
9269 statements first. Update live bitmap. Do not walk the CFG.
9270 (find_assert_locations): New function.
9271 (insert_range_assertions): Remove entry of CFG walk.
9272 Adjust call to find_assert_locations.
9273 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9274 that only can appear because of fake exit edges but assert we
9275 never try to insert on those.
9276 (fini_pre): Do not remove fake exit edges here...
9277 (execute_pre): ...but here, before committing edge inserts.
9279 2008-08-19 Richard Guenther <rguenther@suse.de>
9281 * passes.c (init_optimization_passes): Exchange store-ccp
9284 2008-08-19 Rafael Espíndola <espindola@google.com>
9286 * varasm.c (weak_decls): Move earlier in the file.
9287 (assemble_external): Add weak decls to the weak_decls list.
9288 (declare_weak): Don't add decls to the weak_decls list.
9290 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9293 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9294 before (sse2_shufpd_<mode>).
9296 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9299 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9300 * tree.c (block_nonartificial_location): Likewise.
9302 2008-08-19 Richard Guenther <rguenther@suse.de>
9304 PR tree-optimization/35972
9305 PR tree-optimization/23094
9306 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9308 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9309 handle MISALIGNED_INDIRECT_REF.
9310 (get_ref_from_reference_ops): New helper.
9311 (vn_reference_lookup_pieces): Walk the use-def chain using the
9312 alias-oracle if requested.
9313 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9314 walking the use-def chain.
9315 (compute_avail): But not here.
9316 (create_component_ref_by_pieces_1): Properly handle
9317 MISALIGNED_INDIRECT_REF.
9318 (do_regular_insertion): Handle fully redundant
9319 expressions after PHI-translation also for SSA_NAME values, not
9320 only constants. Correctly use edoubleprime for that.
9322 2008-08-19 Ira Rosen <irar@il.ibm.com>
9324 * tree-vectorizer.c (supportable_widening_operation): Support
9325 multi-step conversion, return the number of steps in such conversion
9326 and the required intermediate types.
9327 (supportable_narrowing_operation): Likewise.
9328 * tree-vectorizer.h (vect_pow2): New function.
9329 (supportable_widening_operation): Change argument types.
9330 (supportable_narrowing_operation): Likewise.
9331 (vectorizable_type_promotion): Add an argument.
9332 (vectorizable_type_demotion): Likewise.
9333 * tree-vect-analyze.c (vect_analyze_operations): Call
9334 vectorizable_type_promotion and vectorizable_type_demotion with
9335 additional argument.
9336 (vect_get_and_check_slp_defs): Detect patterns.
9337 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9339 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9340 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9341 factor according to the smallest type in the loop.
9342 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9343 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9344 supportable_widening_operation with correct arguments.
9345 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9346 operands lists according to the number of vector statements in left
9347 or right node, if exists.
9348 (vect_gen_widened_results_half): Remove unused argument.
9349 (vectorizable_conversion): Call supportable_widening_operation,
9350 supportable_narrowing_operation, and vect_gen_widened_results_half
9351 with correct arguments.
9352 (vectorizable_assignment): Change documentation, support multiple
9354 (vectorizable_operation): Likewise.
9355 (vect_get_loop_based_defs): New function.
9356 (vect_create_vectorized_demotion_stmts): Likewise.
9357 (vectorizable_type_demotion): Support loop-aware SLP and general
9358 multi-step conversion. Call vect_get_loop_based_defs and
9359 vect_create_vectorized_demotion_stmts for transformation.
9360 (vect_create_vectorized_promotion_stmts): New function.
9361 (vectorizable_type_promotion): Support loop-aware SLP and general
9362 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9364 (vectorizable_store): Change documentation, support multiple
9366 (vectorizable_load): Likewise.
9367 (vect_transform_stmt): Pass SLP_NODE to
9368 vectorizable_type_promotion and vectorizable_type_demotion.
9369 (vect_schedule_slp_instance): Move here the calculation of number
9370 of vectorized statements for each node from...
9371 (vect_schedule_slp): ... here.
9372 (vect_transform_loop): Call vect_schedule_slp without the last
9375 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9378 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9379 to == in assert statement.
9380 (vectorizable_reduction): Fix typo.
9382 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9385 * value-prof.c (check_counter): Dereference pointer to overall
9386 count when printing it.
9388 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9390 * profile.h: Really add it.
9392 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9394 * mcf.c: Really add it.
9396 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9397 Vinodha Ramasamy <vinodha@google.com>
9399 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9401 * value-prof.c (check_counter): Fix the counter if
9402 flag_profile_correction is true.
9403 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9404 tree_mod_subtract_transform):
9405 Follow check_counter parameter change.
9406 * common.opt (fprofile-correction): New option.
9408 * profile.h: Likewise.
9409 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9410 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9411 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9413 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9414 flag_profile_correction is set.
9416 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9418 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9420 2008-08-18 Tomas Bily <tbily@suse.cz>
9422 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9423 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9425 * tree-data-ref.c (split_constant_offset_1): Likewise.
9426 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9427 * tree-sra.c (sra_walk_expr): Likewise.
9428 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9429 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9430 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9431 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9433 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9434 * tree-vect-transform.c (vectorizable_type_demotion)
9435 (vectorizable_type_promotion): Likewise.
9436 * tree-inline.c (expand_call_inline):
9437 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9438 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9439 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9440 * expr.c (expand_expr_real_1): Likewise.
9441 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9442 (gimple_assign_unary_useless_conversion_p): Likewise.
9443 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9444 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9445 * fold-const.c (fold_unary): Likewise.
9446 * tree.h (CONVERT_EXPR_P): Likewise.
9447 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9448 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9450 (register_edge_assert_for_2, extract_range_from_unary_expr)
9451 (register_edge_assert_for_1): Likewise.
9453 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9455 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9456 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9457 (enum real_value_const): Delete.
9458 (get_real_const): Delete.
9459 * real.c (get_real_const): Delete.
9460 (dconst_e_ptr): Define.
9461 (dconst_third_ptr): Define.
9462 (dconst_sqrt2_ptr): Define.
9463 * builtins.c: Update all callers.
9465 2008-08-18 Richard Guenther <rguenther@suse.de>
9467 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9468 statement iterator after statement removal.
9470 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9472 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9473 (detect_processor_freebsd): Likewise.
9474 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9476 2008-08-18 Richard Guenther <rguenther@suse.de>
9478 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9479 and loads have the correct types.
9481 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9484 * c-opts.c (cpp_opts): Remove static.
9485 * c-parser.c (cpp_opts): Declare it extern.
9486 (disable_extension_diagnostics): Handle cpp options.
9487 (enable_extension_diagnostics): Likewise.
9489 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9491 * diagnostics.c (permerror_at): Rename as permerror.
9492 (permerror): Delete.
9493 * toplev.h: Likewise.
9495 2008-08-18 Richard Guenther <rguenther@suse.de>
9497 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9498 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9499 Move call_cdce before build_alias. Move copyrename2,
9500 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9501 right after final inlining.
9502 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9503 (pass_build_cfg): But instead via TODO_dump_func.
9505 2008-08-18 Richard Guenther <rguenther@suse.de>
9507 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9509 (scalarize_init): If we failed to generate some initializers
9510 do not generate zeros for not instantiated members. Instead
9511 rely on the copy out.
9512 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9513 about missing flow-sensitive alias info only if we have
9516 2008-08-17 Nick Clifton <nickc@redhat.com>
9518 * doc/extend.texi (Function Attributes): Fix typo in description
9519 if hot function attribute.
9521 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9522 Richard Sandiford <rdsandiford@googlemail.com>
9524 * doc/install.texi (--with-mips-plt): Document.
9525 * doc/invoke.texi (-mplt, -mno-plt): Document.
9526 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9527 and handle ${with_mips_plt}.
9528 * config/mips/mips.opt (mplt): New option.
9529 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9530 (TARGET_ABICALLS_PIC2): Likewise.
9531 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9532 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9533 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9534 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9535 to decide whether to output ".option picX" directives.
9536 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9537 Pass -call_nonpic rather than -KPIC for -mplt.
9538 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9539 on the command line. Also remove it when -mabi=64 is used without
9541 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9542 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9543 TARGET_ABICALLS_PIC0.
9544 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9546 (mips16_build_function_stub): Only output ".option pic" directives
9547 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9548 (mips16_build_call_stub): Fix comment and remove redundant
9549 ".set at"/"set .noat" directives.
9550 (mips_function_rodata_section): Use the default behaviour for
9551 TARGET_ABSOLUTE_ABICALLS.
9552 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9553 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9554 (mips_restore_gp): Do nothing if the current function doesn't use
9556 (mips_expand_prologue): Only save $gp if the current function uses it.
9557 Use a normal move for TARGET_ABICALLS_PIC0.
9558 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9560 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9562 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9563 of function when handling GLOBAL_POINTER_REGNUM.
9565 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9568 * common.opt (-fstack-check): Do not declare the variable here.
9569 (-fstack-check=): New option variant.
9570 * doc/invoke.texi (Code Gen Options): Document it.
9571 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9572 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9573 (STACK_CHECK_STATIC_BUILTIN): New macro.
9574 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9575 * opts.c: Include expr.h.
9576 (common_handle_option) <OPT_fold_stack_check_>: New case.
9577 <OPT_fstack_check>: Likewise.
9578 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9579 consistently in the test for variable-sized types. Adjust for
9580 new behaviour of flag_stack_check.
9581 * explow.c: Include except.h.
9582 (allocate_dynamic_stack_space): Do not take into account
9583 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9584 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9585 for variable-sized parameters. Treat all parameters whose size is
9586 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9587 stack checking is enabled.
9588 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9589 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9590 if generic stack checking is enabled.
9591 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9592 * reload1.c (reload): Likewise.
9593 * stmt.c (expand_decl): Assert that all automatic variables have
9594 fixed size at this point and remove dead code.
9595 * flags.h (stack_check_type): New enumeration type.
9596 (flag_stack_check): Declare.
9597 * toplev.c (flag_stack_check): New global variable.
9598 * Makefile.in (opts.o): Add dependency on EXPR_H.
9599 (explow.o): Add dependency on except.h.
9601 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9603 * config/avr/avr.c (avr_override_options): Reduce value of
9604 PARAM_INLINE_CALL_COST.
9606 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9608 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9609 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9610 lieu of TYPE_MODE (type) throughout.
9612 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9614 * config/arm/arm.c (add_minipool_backward_ref): Check for
9615 8-byte-aligned entries in second case of forcing insertion after a
9616 particular entry. Change third case to avoid inserting
9617 non-8-byte-aligned entries before 8-byte-aligned ones.
9619 2008-08-15 Richard Guenther <rguenther@suse.de>
9621 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9622 strip components for unknown size accesses.
9624 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9626 * config/s390/2097.md New file.
9627 * config/s390/s390.md ("z10prop" attribute): Define none,
9628 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9629 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9630 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9631 possible values and apply them to insns as appropriate.
9632 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9633 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9634 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9635 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9636 ("bfp" mode attribute): Removed. Every occurence replaced
9638 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9639 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9642 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9645 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9648 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9650 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9651 additional argument. Support reduction when duplication is needed due
9652 to data-types of different sizes in the loop.
9653 (get_initial_def_for_induction): Fix printout.
9654 (vect_get_vec_def_for_stmt_copy): Support case where the
9655 vec_stmt_for_operand is a phi node.
9656 (vectorizable_reduction): Support reduction when duplication is needed
9657 due to data-types of different sizes in the loop.
9658 (vectorizable_call): Remove restriction to not vectorize in case we
9659 have data-types of different sizes in the loop.
9660 (vectorizable_conversion): Likewise.
9661 (vectorizable_operation): Likewise.
9662 (vectorizable_type_demotion): Likewise.
9663 (vectorizable_type_promotion): Likewise.
9664 (vectorizable_induction): Add restriction to not vectorize in case
9665 we have data-types of different sizes in the loop.
9667 2008-08-14 Christophe Saout <christophe@saout.de>
9668 Uros Bizjak <ubizjak@gmail.com>
9671 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9672 (*vec_concatv2di_rex64_sse4_1): Ditto.
9673 (*vec_concatv2di_rex64_sse): Ditto.
9675 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9678 * fold-const.c (fold_widened_comparison): Do not allow
9679 sign changes that change the result even if shorter type
9680 is wider than arg1_unw's type.
9682 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9684 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9685 Skip if the multilib testing specifies -march that does not
9686 agree with the one specified in the testcase.
9688 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9690 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9691 zero extend SImode values being converted to TFmode before passing
9694 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9696 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9697 __PPU__ when targeting the Cell/B.E. PPU processor.
9699 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9701 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9702 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9703 Rematerialize the static chain, if any.
9704 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9707 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9709 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9710 (new_loc_descr): Likewise.
9711 (add_loc_descr): Likewise.
9712 (size_of_loc_descr): Likewise.
9713 (size_of_locs): Likewise.
9714 (output_loc_operands): Likewise.
9715 (output_loc_sequence): Likewise.
9716 (new_reg_loc_descr): New.
9717 (build_cfa_loc): Use it.
9718 (build_cfa_aligned_loc): Likewise.
9719 (one_reg_loc_descriptor): Likewise.
9720 (based_loc_descr): Likewise.
9722 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9725 * doc/invoke.texi (Wmain): Update.
9726 * c-decl.c (start_decl): warn_main is only 0 or 1.
9727 (start_function): Likewise. Fix formatting.
9728 (finish_function): Delete redundant warning.
9729 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9730 * c-opts (c_common_handle_option): -Wall only has effect if
9731 warn_main is uninitialized. OPT_Wmain is automatically
9732 handled. -pedantic also enables Wmain.
9733 (c_common_post_options): Handle all logic for Wmain here.
9734 * c-common.c (warn_main): Delete.
9735 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9736 * c-common.h (warn_main): Delete.
9738 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9741 * expr.c (emit_group_store): Allocate stack temp with the
9742 largest alignment when copying from register to stack.
9744 2008-08-13 Richard Guenther <rguenther@suse.de>
9746 * tree.h (maybe_fold_offset_to_address): Declare.
9747 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9748 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9749 Likewise for POINTER_PLUS_EXPR.
9750 (maybe_fold_offset_to_reference): Enable disabled code.
9751 (maybe_fold_offset_to_address): New function.
9752 (fold_stmt_r): Use it.
9753 (fold_gimple_assign): Likewise.
9754 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9755 (gimplify_expr): Likewise.
9757 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9759 * toplev.h (pedwarn_at): Fix declaration.
9761 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9763 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9764 LINK_SPEC): Use %R in -Y P argument.
9766 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9769 * diagnostic.c (pedwarn_at): New.
9770 * toplev.h (pedwarn_at): Declare.
9771 * c-tree.h (build_enumerator): Update declaration.
9772 * c-decl.c (finish_enum): Update comment.
9773 (build_enumerator): Take a location parameter. Give a pedwarn but do
9774 not perform any conversion.
9775 * c-parser.c (c_parser_enum_specifier): Set correct location for
9778 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9781 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9782 expressions except for conversions to signed:1 bitfields. Handle
9783 COND_EXPR with constant operands.
9785 2008-08-13 Richard Guenther <rguenther@suse.de>
9787 PR tree-optimization/15255
9788 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9789 (struct oecount_s): New struct and VEC types.
9791 (oecount_hash): New function.
9792 (oecount_eq): Likewise.
9793 (oecount_cmp): Likewise.
9794 (zero_one_operation): New function.
9795 (build_and_add_sum): Likewise.
9796 (undistribute_ops_list): Perform un-distribution of multiplication
9797 and division on the chain of summands.
9798 (should_break_up_subtract): Also break up subtracts for factors.
9799 (reassociate_bb): Delete dead visited statements.
9800 Call undistribute_ops_list. Re-sort and optimize if it did something.
9801 * passes.c (init_optimization_passes): Move DSE before
9803 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9806 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9808 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9810 * doc/invoke.texi: Revert unintended checkin.
9812 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9815 * gcc.c (include_spec_function): Tweak call to find_a_file.
9817 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9820 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9821 and TRUTH_ORIF_EXPR.
9822 * dojump.c (do_jump): Likewise.
9824 PR tree-optimization/37084
9825 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9826 if id->regimplify, don't assume stmt is a cast assignment.
9828 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9830 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9832 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9835 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9838 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9840 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9841 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9843 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9844 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9845 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9846 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9847 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9849 * doc/tm.texi (Storage Layout): Remove documentation for
9850 TARGET_FLOAT_FORMAT.
9852 * simplify-rtx.c (simplify_binary_operation_1): Replace
9853 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9855 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9857 * real.h (struct real_format): New member has_sign_dependent_rounding.
9858 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9859 spu_single_format, ieee_double_format, mips_double_format,
9860 motorola_double_format, ieee_extended_motorola_format,
9861 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9862 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9863 mips_extended_format, ieee_quad_format, mips_quad_format,
9864 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9865 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9867 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9868 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9869 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9870 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9871 (ROUND_TOWARDS_ZERO): Likewise.
9873 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9874 (FLOAT_MODE_FORMAT): New macro.
9875 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9876 (MODE_COMPOSITE_P): ... this new macro.
9877 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9878 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9879 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9881 * flags.h: Include "real.h".
9883 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9884 REAL_MODE_FORMAT_COMPOSITE_P.
9885 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9887 * doc/tm.texi (Storage Layout): Remove documentation of
9888 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9889 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9890 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9891 they only apply to libgcc2.a.
9893 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9895 * config/spu/float_disf.c: New file.
9896 * config/spu/float_unsdisf.c: New file.
9897 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9898 (LIB2FUNCS_EXCLUDE): Define.
9900 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9901 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9903 * real.h (struct real_format): New member round_towards_zero.
9904 * real.c (round_for_format): Respect fmt->round_towards_zero.
9905 (ieee_single_format, mips_single_format, motorola_single_format,
9906 spu_single_format, ieee_double_format, mips_double_format,
9907 motorola_double_format, ieee_extended_motorola_format,
9908 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9909 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9910 mips_extended_format, ieee_quad_format, mips_quad_format,
9911 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9912 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9914 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9915 real_format to choose rounding mode when calling MPFR functions.
9916 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9917 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9919 * real.h (real_to_decimal_for_mode): Add prototype.
9920 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9921 Respect target rounding mode when generating decimal representation.
9922 (real_to_decimal): New stub for backwards compatibility.
9923 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9924 real_to_decimal_for_mode instead of real_to_decimal.
9926 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9928 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9929 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9931 * real.c (spu_single_format): New variable.
9932 * real.h (spu_single_format): Declare.
9934 * config/spu/spu.c (spu_override_options): Install SFmode format.
9935 (spu_split_immediate): Use integer mode to operate on pieces of
9936 floating-point values in all cases.
9938 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9939 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9940 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9942 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9944 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9946 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9948 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9950 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9953 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9954 on the VAR_DECL instead of TYPE_READONLY on its type.
9956 2008-08-12 Ira Rosen <irar@il.ibm.com>
9958 * tree-vectorizer.c: Depend on langhooks.h.
9959 (supportable_widening_operation): Add two arguments. Support double
9961 (supportable_narrowing_operation): Likewise.
9962 * tree-vectorizer.h (supportable_widening_operation): Add two
9964 (supportable_narrowing_operation): Likewise.
9965 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9966 supportable_widening_operation with correct arguments.
9967 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9968 (vectorizable_type_demotion): Support double type conversions.
9969 (vectorizable_type_promotion): Likewise.
9970 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9972 2008-08-11 Michael Matz <matz@suse.de>
9974 * i386/i386.c (override_options): Move initialisation from
9975 flag_schedule_insns_after_reload to here from ...
9976 (optimization_options): ... here.
9978 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9980 PR rtl-optimization/36998
9981 * dwarf2out.c (compute_barrier_args_size_1,
9982 compute_barrier_args_size): Temporarily remove assertions.
9984 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9987 * tree-ssa.c (struct walk_data): Add new flag
9988 warn_possibly_uninitialized.
9989 (warn_uninitialized_var): Use it.
9990 (warn_uninitialized_vars): New.
9991 (execute_early_warn_uninitialized): Call it.
9992 (execute_late_warn_uninitialized): Likewise.
9994 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9997 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10000 2008-08-09 Jan Hubicka <jh@suse.cz>
10003 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10005 (expand_fix): Be prepared for expansion to fail.
10006 (expand_sfix_optab): Remove instructions if expansion failed.
10008 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10010 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10011 avr31 architecture.
10012 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10013 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10015 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10017 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10018 mips/t-libgcc-mips16 to tmake_file.
10019 * config/mips/mips-protos.h (mips_call_type): New enum.
10020 (mips_pic_base_register, mips_got_load): Declare.
10021 (mips_restore_gp): Take an rtx argument.
10022 (mips_use_pic_fn_addr_reg_p): Declare.
10023 (mips_expand_call): Replace the sibcall_p argument with
10024 a mips_call_type argument. Add a lazy_p parameter.
10025 (mips_split_call): Declare.
10026 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10027 (MIPS16_PIC_TEMP): Likewise.
10028 (reg_class): Delete M16_NA_REGS.
10029 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10030 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10031 (mips_split_hi_p): Declare.
10032 * config/mips/mips.c (mips_split_hi_p): New array.
10033 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10034 (mips_got_symbol_type_p): New function.
10035 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10036 (mips16_stub_function_p): New function.
10037 (mips16_local_function_p): Likewise.
10038 (mips_use_pic_fn_addr_reg_p): Likewise.
10039 (mips_cannot_force_const_mem): Return false for HIGHs.
10040 Extend CONST_INT and symbolic handling to MIPS16, using
10041 mips_symbol_insns to check that the base symbol type is a
10042 legitimate constant. Reject GOT-based constants if
10043 TARGET_MIPS16_PCREL_LOADS.
10044 (mips_const_insns): Check targetm.cannot_force_const_mem when
10045 decomposing a symbolic base and a large offset.
10046 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10047 When calling a function that needs $25 from MIPS16 code,
10048 move the target address into $25 separately and add a USE
10050 (mips16_gp_pseudo_reg): Insert the initializer immediately
10051 before the first real insn.
10052 (mips_pic_base_register, mips_got_load): New functions.
10053 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10054 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10055 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10056 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10057 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10058 also passing NULL_RTX rather than const0_rtx as the aux argument.
10059 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10060 instead of TARGET_EXPLICIT_RELOCS.
10061 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10062 (mips_load_call_address): Replace the sibcall_p argument with
10063 a mips_call_type argument. Use mips_got_load.
10064 (mips16_local_alias): New structure.
10065 (mips16_local_aliases): New variable.
10066 (mips16_local_aliases_hash): New function.
10067 (mips16_local_aliases_eq): Likewise.
10068 (mips16_local_alias): Likewise.
10069 (mips16_stub_function): Likewise.
10070 (mips16_build_function_stub): Create a local alias for the target
10071 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10072 .cpload directive and an R_MIPS_NONE relocation for the target
10073 function, then load the alias rather than the function itself.
10074 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10075 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10076 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10077 (mips16_build_call_stub): Replace the FN parameter with an
10078 FN_PTR parameter. Force the address into a register if it
10079 isn't a call_insn_operand; don't rely on the caller to do this.
10080 If a call to a locally-defined and locally-binding MIPS16
10081 function must be made indirectly, redirect the call to the
10082 function's local alias. Use mips16_stub_function_p,
10083 mips16_stub_function, mips_expand_call and use_reg.
10084 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10085 Use explicit %hi and %lo accesses where possible.
10086 Use MIPS_CALL to generate the correct code form of a
10087 jal instruction. Add clobbers of $18 instead of uses.
10088 Update the call to mips_emit_call_insn.
10089 (mips_expand_call): Replace the SIBCALL_P argument with a
10090 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10091 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10092 allowing it to modify the call address. Update the calls to
10093 mips_load_call_address and mips_emit_call_insn.
10094 (mips_split_call): New function.
10095 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10096 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10097 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10098 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10099 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10101 (mips_cprestore_slot): New function.
10102 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10103 and use mips_cprestore_slot.
10104 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10106 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10107 then use a copygp_mips16 instruction to set up $28.
10108 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10109 (mips16_lay_out_constants): Call split_all_insns_noflow.
10110 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10111 false if TARGET_MIPS16.
10112 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10113 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10114 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10115 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10116 MIPS16 code. Allow MIPS16 o32 PIC.
10117 (mips_override_options): Allow MIPS16 o32 PIC.
10118 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10119 after reload if TARGET_USE_GOT.
10120 (UNSPEC_COPYGP): New constant.
10121 (length): Use a default length of 8 for MIPS16 GOT loads.
10122 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10123 (*got_page<mode>): Check mips_split_hi_p.
10124 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10125 (unspec_got<mode>, unspec_call<mode>): New expanders.
10126 (load_got<mode>, load_call<mode>): Remove the length attributes.
10127 Use a got attribute instead of a type attribute.
10128 (copygp_mips16): New insn.
10129 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10130 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10131 (sibcall, sibcall_value, call, call_value): Update the calls
10132 to mips_expand_call.
10133 (call_internal, call_value_internal): Use mips_split_call.
10134 (call_value_multiple_internal): Likewise.
10135 (call_split): Move after call_internal (the insn it is split from).
10136 (call_internal_direct, call_value_internal_direct): Turn into
10137 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10138 (call_direct_split, call_value_direct_split): New patterns.
10139 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10140 and use M16_REGS instead of M16_NA_REGS.
10141 * config/mips/predicates.md (const_call_insn_operand): Replace
10142 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10143 mips_use_pic_fn_addr_reg_p check.
10144 (move_operand): Reject HIGHs if mips_split_hi_p.
10145 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10146 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10147 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10148 * config/mips/libgcc-mips16.ver: New file.
10149 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10150 $(srcdir)/config/mips/libgcc-mips16.ver.
10152 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10154 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10156 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10157 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10158 (mips16_cfun_returns_in_fpr_p): Likewise.
10160 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10162 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10163 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10164 rather than 4 to PC.
10166 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10168 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10169 (FUNCTION_PROFILER): Save the static chain pointer into $2
10170 beforehand and restore it aftewards.
10171 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10172 address directly into $25 and call the function through $25;
10173 do not clobber $3. Pad the DImode version to cover the space
10174 left by the deleted $25 <- $3 move.
10175 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10176 the removal of the $25 <- $3 move.
10177 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10178 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10180 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10181 Daniel Jacobowitz <dan@codesourcery.com>
10183 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10184 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10185 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10186 * config/mips/mips.c (mips_start_function_definition): New function.
10187 (mips_end_function_definition): Likewise.
10188 (mips_output_function_prologue): Use mips_start_function_definition.
10189 (mips_output_function_epilogue): Use mips_end_function_definition.
10190 (build_mips16_function_stub): Use mips_start_function_definition
10191 and mips_end_function_definition.
10192 (build_mips16_call_stub): Likewise.
10194 2008-08-09 Richard Guenther <rguenther@suse.de>
10196 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10197 * gimple.h (gimple_call_fn): Adjust comment.
10198 (gimple_call_set_fndecl): New function.
10199 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10200 longer having bare FUNCTION_DECL operand.
10201 (gimple_call_return_type): Likewise.
10202 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10204 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10205 (gimple_mod_pow2): Likewise.
10206 (gimple_mod_subtract): Likewise.
10207 (gimple_ic): Likewise.
10208 (gimple_stringop_fixed_value): Likewise.
10209 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10210 longer having bare FUNCTION_DECL operand.
10211 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10212 * omp-low.c (optimize_omp_library_calls): Likewise.
10213 * cgraphunit.c (update_call_expr): Likewise.
10214 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10215 (execute_convert_to_rsqrt): Likewise.
10216 * cfgexpand.c (gimple_to_tree): Simplify.
10217 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10218 bare FUNCTION_DECL operand.
10219 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10220 (convert_gimple_call): Use gimple_call_fndecl.
10221 * c-common.c (c_warn_unused_result): Likewise.
10223 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10226 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10227 (c_finish_return): Likewise.
10228 (c_start_case): Likewise.
10229 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10230 * c-parser.c (c_parser_condition): New. Call
10231 verify_sequence_points.
10232 (c_parser_paren_condition): Call c_parser_condition.
10233 (c_parser_for_statement): Call c_parser_condition.
10235 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10238 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10239 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10240 Moved from diagnostic.h
10241 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10243 (emit_diagnostic): New.
10244 (warning0, pedwarn0): Delete.
10245 (warning, warning_at, pedwarn, permerror): Return bool.
10246 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10247 Moved to diagnostic.c.
10248 (struct diagnostic_context): Use correct type for
10249 classify_diagnostic.
10250 (diagnostic_report_diagnostic): Update declaration.
10251 (emit_diagnostic): Declare.
10252 * errors.c (warning): Return bool.
10253 * errors.h (warning): Update declaration.
10254 * toplev.h (warning0, pedwarn0): Delete.
10255 (warning, warning_at, pedwarn, permerror): Return bool.
10256 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10257 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10258 inform. Update all calls.
10259 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10260 before giving informative note.
10261 (implicit_decl_warning): Likewise.
10262 * c-typeck.c (build_function_call): Likewise.
10263 * tree-sssa.c (warn_uninit): Likewise.
10264 * builtins.c (gimplify_va_arg_expr): Likewise.
10266 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10269 * doc/invoke.texi (-Wextra): Move warning from here...
10270 (-Wuninitialized): ... to here.
10272 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10275 * flags.h (set_Wunused): Delete
10276 * toplev.c (process_options): Handle Wunused flags here.
10277 * opts.c (maybe_warn_unused_parameter): Delete.
10278 (common_handle_option): Replace set_Wunused by warn_unused.
10279 (set_Wextra): Do not handle Wunused-parameter here.
10280 (set_Wunused): Delete.
10281 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10283 * common.opt (Wunused): Add Var and Init.
10284 (Wunused-function): Likewise.
10285 (Wunused-label): Likewise.
10286 (Wunused-parameter): Likewise.
10287 (Wunused-value): Likewise.
10288 (Wunused-variable): Likewise.
10290 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10292 * doc/invoke.texi: Add cpu_type power7.
10293 * config.in (HAVE_AS_VSX): New.
10294 * config.gcc: Add cpu_type power7.
10295 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10297 * configure: Regenerate.
10298 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10300 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10301 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10302 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10304 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10306 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10307 type to vectorize.builtin_conversion.
10308 (vectorizable_conversion): Likewise.
10309 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10310 integral type as input.
10311 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10313 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10314 and ALTIVEC_BUILTIN_VCTSXS.
10315 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10318 2008-08-08 Richard Guenther <rguenther@suse.de>
10320 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10321 (surely_varying_stmt_p): Calls are varying only if they are
10322 non-builtin and not indirect or have no result.
10323 (ccp_fold): Re-instantiate code before the tuples merge.
10325 2008-08-08 Richard Guenther <rguenther@suse.de>
10327 PR tree-optimization/37056
10328 * gimple.h (gimple_assign_rhs_class): New helper function.
10329 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10330 unary operations properly.
10332 2008-08-07 Jan Hubicka <jh@suse.cz>
10334 * i386.h (ix86_size_cost): Declare.
10335 (ix86_cur_cost): New function macro.
10336 * i386.md (peepholes expanding size and splitters): Predicate by
10337 optimize_insn_for_speed_p.
10338 (peepholes reduce size and splitters): Predicate by
10339 optimize_insn_for_size_p.
10340 * i386.c (ix86_size_cost): Rename from ...
10341 (size_cost): This one.
10342 (override_options): Update.
10343 (decide_alg): Likewise.
10344 (ix86_expand_clear): Use RTL profile.
10345 (ix86_pad_returns): Use RTL profile.
10347 2008-08-07 Jan Hubicka <jh@suse.cz>
10349 * recog.c (split_all_insns): Set RTL profile
10350 (peephole2_optimize): Likewise.
10351 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10352 * combine.c (combine_instructions): Likewise.
10354 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10356 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10358 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10360 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10361 value in a6 after the set_frame_ptr insn.
10363 2008-08-07 Richard Henderson <rth@redhat.com>
10366 * gcc.c (cpp_options): Pass along -g*.
10368 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10370 * config/arm/arm.c (output_move_neon): Update comment describing
10371 big-endian vector layout.
10372 (arm_assemble_integer): Do not handle big-endian NEON vectors
10374 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10375 neon_vget_lane<mode>_sext_internal,
10376 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10377 element indices for big-endian.
10379 2008-08-07 Richard Henderson <rth@redhat.com>
10381 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10382 * configure, config.in: Rebuild.
10383 * debug.h (dwarf2out_do_cfi_asm): Declare.
10384 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10385 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10386 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10387 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10389 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10391 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10392 movv2si_internal): Combine into mov<mode>_internal.
10393 (movv2si_internal_2): Remove.
10395 2008-08-07 Jan Hubicka <jh@suse.cz>
10398 * i386.md (single stringop patterns): Enable unconditionally.
10400 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10403 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10405 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10406 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10408 * config/i386/sse.md (sse2_movq128): New.
10410 * doc/extend.texi: Document __builtin_ia32_movq128.
10412 2008-08-07 Richard Guenther <rguenther@suse.de>
10414 PR middle-end/37042
10415 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10416 pointers can access anything.
10418 2008-08-06 Jan Hubicka <jh@suse.cz>
10420 * optabs.c (emit_unop_insn): Break out to ...
10421 (maybe_emit_unop_insn): ... this one.
10422 (expand_sfix_optab): Use maybe variant.
10423 * optabs.h (maybe_emit_unop_insn): Declare.
10425 * i386.md (mov0 patterns): Enable by default.
10426 (FP conversion expanders): Disable expansion of code expanding
10427 sequences when instruction should be optimized for size.
10428 (single strinop patterns): Enable when optimizing for size.
10429 (string expanders): Disable expanding of code expanding sequences
10430 when optimizning instruction for size.
10431 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10433 (ix86_fp_comparison_sahf_cost): Likewise.
10434 (ix86_expand_branch): Likewise.
10435 (ix86_expand_ashl_const): Likewise.
10436 (ix86_split_ashl): Likewise.
10437 (ix86_expand_strlen): Likewise.
10438 (ix86_emit_fp_unordered_jump): Likewie.
10440 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10442 * c-common.c: Fix typo.
10443 (c_common_reswords): Activate more C++ keyword warnings.
10445 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10447 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10450 * diagnostic.c (permerror_at): New.
10451 * toplev.h (permerror_at): Declare.
10453 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10454 Ira Rosen <irar@il.ibm.com>
10456 * tree-vect-transform.c (vect_model_simple_cost): Return
10457 immediately if stmt is pure SLP.
10458 (vect_model_store_cost): Ditto.
10459 (vect_model_load_cost): Ditto.
10460 (vectorizable_store): Remove PURE_SLP check before call
10461 to vect_model_store_cost.
10462 (vect_model_store_cost): When checking whether stmt describe
10463 strided access, add a check that it is not slp_node.
10465 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10468 * c-common.c (warn_for_sign_compare): New. Handle separately the
10469 case that 'constant' is zero.
10470 * c-typeck.c (build_binary_op): Move code to c-common.c
10472 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10474 * config/alpha/alpha.c (alpha_preferred_reload_class,
10475 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10476 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10477 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10478 * config/arm/arm.md: Likewise.
10479 * config/avr/avr-protos.h (preferred_reload_class,
10480 test_hard_reg_class, avr_simplify_comparison_p,
10481 out_shift_with_cnt, class_max_nregs): Likewise.
10482 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10483 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10484 preferred_reload_class, test_hard_reg_class): Likewise.
10485 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10486 bfin_memory_move_cost, bfin_secondary_reload,
10487 bfin_output_mi_thunk): Likewise.
10488 * config/crx/crx.c (crx_secondary_reload_class,
10489 crx_memory_move_cost): Likewise.
10490 * config/frv/frv-protos.h (frv_secondary_reload_class,
10491 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10492 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10493 frv_secondary_reload_class, frv_class_likely_spilled_p,
10494 frv_class_max_nregs): Likewise.
10495 * config/h8300/h8300.c (h8300_classify_operand,
10496 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10498 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10499 * config/ia64/ia64.c (ia64_preferred_reload_class,
10500 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10501 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10502 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10504 * config/m68hc11/m68hc11.c (preferred_reload_class,
10505 m68hc11_memory_move_cost): Likewise.
10506 * config/mcore/mcore.c (mcore_secondary_reload_class,
10507 mcore_reload_class): Likewise.
10508 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10509 mips_class_max_nregs, mips_cannot_change_mode_class,
10510 mips_preferred_reload_class, mips_secondary_reload_class,
10511 mips_output_mi_thunk): Likewise.
10512 * config/mmix/mmix.c (mmix_preferred_reload_class,
10513 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10515 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10517 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10518 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10519 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10520 * config/rs6000/rs6000.c (paired_expand_vector_init,
10521 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10522 compare_section_name, rs6000_memory_move_cost): Likewise.
10523 * config/s390/s390.c (s390_emit_compare_and_swap,
10524 s390_preferred_reload_class, s390_secondary_reload,
10525 legitimize_pic_address, legitimize_tls_address,
10526 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10527 s390_class_max_nregs): Likewise.
10528 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10529 * config/s390/s390.md: Likewise.
10530 * config/score/score-protos.h (score_secondary_reload_class,
10531 score_preferred_reload_class): Likewise.
10532 * config/score/score.c (score_preferred_reload_class,
10533 score_secondary_reload_class): Likewise.
10534 * config/score/score3.c (score3_output_mi_thunk,
10535 score3_preferred_reload_class, score3_secondary_reload_class,
10536 score3_hard_regno_mode_ok): Likewise.
10537 * config/score/score3.h (score3_preferred_reload_class,
10538 score3_secondary_reload_class): Likewise.
10539 * config/score/score7.c (score7_output_mi_thunk,
10540 score7_preferred_reload_class, score7_secondary_reload_class,
10541 score7_hard_regno_mode_ok): Likewise.
10542 * config/score/score7.h (score7_preferred_reload_class,
10543 score7_secondary_reload_class): Likewise.
10544 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10545 output_branchy_insn, add_constant, gen_block_redirect,
10546 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10547 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10548 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10549 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10550 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10551 xstormy16_preferred_reload_class): Likewise.
10552 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10553 xtensa_expand_atomic, override_options,
10554 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10556 * reorg.c (try_merge_delay_insns): Likewise.
10557 * tree.c (merge_dllimport_decl_attributes): Likewise.
10559 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10561 2008-08-06 Michael Matz <matz@suse.de>
10563 * Makefile.in (write_entries_to_file): Quote words.
10564 * gengtype.c: (read_input_line): Skip over leading white-space.
10566 2008-08-06 Marc Gauthier <marc@tensilica.com>
10568 * config.gcc: Match more processor names for Xtensa.
10569 * configure.ac: Likewise.
10570 * doc/install.texi (Specific): Likewise.
10571 * configure: Regenerate.
10573 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10575 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10576 * calls.c (avoid_likely_spilled_reg): Likewise.
10577 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10578 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10579 * config/i386/i386.c (ix86_expand_special_args_builtin,
10580 ix86_secondary_reload): Likewise.
10581 * except.c (struct eh_region, gen_eh_region_catch,
10582 remove_unreachable_regions, duplicate_eh_regions,
10583 assign_filter_values, build_post_landing_pads,
10584 sjlj_find_directly_reachable_regions, remove_eh_handler,
10585 reachable_next_level, foreach_reachable_handler,
10586 can_throw_internal_1, can_throw_external_1,
10587 collect_one_action_chain): Likewise.
10588 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10589 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10590 * function.c (update_temp_slot_address, instantiate_new_reg,
10591 instantiate_virtual_regs_in_rtx,
10592 instantiate_virtual_regs_in_insn): Likewise.
10593 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10594 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10595 gimplify_cleanup_point_expr): Likewise.
10596 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10597 * passes.c (next_pass_1): Likewise.
10598 * print-tree.c (print_node_brief, print_node): Likewise.
10599 * profile.c (branch_prob): Likewise.
10600 * tree-dump.c (dump_register): Likewise.
10601 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10603 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10604 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10605 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10606 copy_arguments_for_versioning, copy_static_chain): Likewise.
10607 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10608 add_new_name_mapping, register_new_name_mapping): Likewise.
10609 * tree-mudflap.c (mf_xform_derefs): Likewise.
10610 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10611 get_init_expr, combine_chains): Likewise.
10612 * tree-pretty-print.c (dump_generic_node): Likewise.
10613 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10614 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10615 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10616 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10618 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10620 PR middle-end/37010
10621 * calls.c (expand_call): Use the biggest preferred stack
10624 2008-08-06 Michael Matz <matz@suse.de>
10627 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10628 for reused reload, instead of overwriting them.
10630 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10632 PR middle-end/37009
10633 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10634 for incoming stack boundary.
10636 * function.c (assign_parm_find_entry_rtl): Update
10637 parm_stack_boundary.
10639 * function.h (rtl_data): Add parm_stack_boundary.
10641 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10642 parm_stack_boundary for incoming stack boundary.
10644 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10646 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10647 for unrepresentable subregs or treat them as equal to other regs
10648 or subregs with the same register number.
10650 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10652 PR middle-end/35432
10653 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10656 2008-08-06 Jan Hubicka <jh@suse.cz>
10658 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10659 frequencies might be hot.
10661 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10663 * reload.c (find_reloads): Force constants into literal pool
10664 also if they are wrapped in a SUBREG.
10666 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10669 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10670 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10671 Don't allow predicated instructions for data speculation.
10672 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10675 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10677 * haifa-sched.c (extend_global): Split to extend_global_data and
10678 extend_region_data. Update all uses.
10679 (extend_all): Rename to extend_block_data.
10681 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10683 * sched-rgn.c (new_ready): Check if instruction can be
10684 speculatively scheduled before attempting speculation.
10685 (debug_rgn_dependencies): Remove wrongful assert.
10687 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10689 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10691 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10693 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10694 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10695 va_size, and type_size.
10697 2008-08-04 Jason Merrill <jason@redhat.com>
10700 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10701 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10703 2008-08-05 Richard Henderson <rth@redhat.com>
10705 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10706 * configure: Rebuild.
10708 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10711 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10712 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10715 2008-08-05 Richard Henderson <rth@redhat.com>
10717 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10718 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10719 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10720 * common.opt (fdwarf2-cfi-asm): New.
10721 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10722 * config.in, configure: Rebuild.
10723 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10724 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10726 (dw2_force_const_mem): Externalize.
10727 * dwarf2asm.h: Update.
10728 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10729 generate a real label.
10730 (output_cfi_directive): New.
10731 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10732 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10733 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10735 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10736 (output_loc_operands_raw, output_loc_sequence_raw): New.
10737 (output_cfa_loc_raw): New.
10739 2008-08-05 Paul Brook <paul@codesourcery.com>
10741 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10742 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10743 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10744 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10745 * config/arm/arm.h (TARGET_VFPD32): Define.
10746 (TARGET_VFP3): Use TARGET_VFPD32.
10747 (fputype): Add FPUTYPE_VFP3D16.
10748 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10749 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10750 * config/arm/arm-cores.def: Add cortex-r4f.
10751 * config/arm/arm-tune.md: Regenerate.
10753 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10755 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10756 Reword some comments throughout the file.
10758 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10759 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10760 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10761 MFC_MIN_DMA_LIST_ELEMENTS.
10762 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10763 MFC_MAX_DMA_LIST_ELEMENTS.
10765 (MFC_START_ENABLE): Remove PPU-only define.
10766 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10767 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10769 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10770 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10771 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10772 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10773 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10774 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10775 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10777 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10778 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10779 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10780 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10782 (spu_read_machine_status): Fix typo.
10784 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10786 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10787 SUBREG of multi-word hard register.
10788 * config/spu/spu.c (valid_subreg): Likewise.
10789 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10791 2008-08-04 Richard Guenther <rguenther@suse.de>
10793 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10794 the candidate with the stripped base if that base is different
10795 from the original base even for offset zero.
10797 2008-08-04 Richard Guenther <rguenther@suse.de>
10799 PR middle-end/36691
10800 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10801 check for no_overflow.
10803 2008-08-04 Richard Guenther <rguenther@suse.de>
10805 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10807 2008-08-04 Paul Brook <paul@codesourcery.com>
10809 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10810 (arm_order_regs_for_local_alloc): New function.
10811 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10813 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10815 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10818 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10819 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10820 (ix86_expand_epilogue): Likewise.
10822 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10824 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10827 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10829 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10830 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10831 (*movv2sf_internal_rex64): Ditto.
10833 2008-08-03 Jan Hubicka <jh@suse.cz>
10835 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10836 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10837 * expmed.c (expand_smod_pow2): Likewise.
10839 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10842 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10843 alternative 0 of operand 1.
10844 (*vec_concatv2di_rex64_sse): Ditto.
10845 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10847 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10848 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10849 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10850 (*movv2sf_internal_rex64): Ditto.
10852 2008-08-02 Richard Guenther <rguenther@suse.de>
10855 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10856 (ssedoublesizemode): New mode attribute.
10857 (sse_shufps): Call gen_sse_shufps_v4sf.
10858 (sse_shufps_1): Macroize.
10859 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10860 (sse2_shufpd_1): Macroize.
10861 (vec_extract_odd, vec_extract_even): New expanders.
10862 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10863 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10864 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10865 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10866 (ix86_expand_vector_set): Likewise.
10867 (ix86_expand_reduc_v4sf): Likewise.
10869 2008-08-01 Doug Kwan <dougkwan@google.com>
10871 * matrix-reorg.c: Re-enable all code.
10872 (struct malloc_call_data): Change CALL_STMT to gimple type.
10873 (collect_data_for_malloc_call): Tuplify.
10874 (struct access_site_info): Change STMT to gimple type.
10875 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10876 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10877 (struct free_info): Change STMT to gimple type.
10878 (struct matrix_access_phi_node): Change PHI to gimple type.
10879 (get_inner_of_cast_expr): Remove.
10880 (may_flatten_matrices_1): Tuplify.
10881 (may_flatten_matrices): Ditto.
10882 (mark_min_matrix_escape_level): Ditto.
10883 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10884 (ssa_accessed_in_call_rhs): New
10885 (ssa_accessed_in_assign_rhs): New
10886 (record_access_alloc_site_info): Tuplify.
10887 (add_allocation_site): Ditto.
10888 (analyze_matrix_allocation_site): Ditto.
10889 (analyze_transpose): Ditto.
10890 (get_index_from_offset): Ditto.
10891 (update_type_size): Ditto.
10892 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10893 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10894 (analyze_accesses_for_phi_node): Tuplify.
10895 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10896 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10897 (analyze_matrix_accesses): Tuplify.
10898 (check_var_data): New call-back type for check_var_notmodified_p.
10899 (check_var_notmodified_p): Tuplify and use call-back struct to
10900 return statement found.
10901 (can_calculate_expr_before_stmt): Factor out statement related code
10903 (can_calculate_stmt_before_stmt): New.
10904 (check_allocation_function): Tuplify.
10905 (find_sites_in_func): Ditto.
10906 (record_all_accesses_in_func): Ditto.
10907 (transform_access_sites): Ditto.
10908 (transform_allocation_sites): Ditto.
10909 (matrix_reorg): Re-enable.
10910 (gate_matrix_reorg): Re-enable.
10912 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10914 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10915 for labels for which it hasn't been set yet. If it has been set,
10916 stop walking insns and continue with next worklist item.
10917 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10918 if the only BARRIER is at the very end of a function.
10920 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10922 * cfgexpand.c (expand_stack_alignment): Assert that
10923 stack_realign_drap and drap_rtx must match.
10925 * function.c (instantiate_new_reg): If DRAP is used to realign
10926 stack, replace virtual_incoming_args_rtx with internal arg
10929 2008-08-01 Richard Guenther <rguenther@suse.de>
10931 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10932 loop information only if we initialized it.
10933 (execute_pre): Call fini_pre with in_fre.
10934 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10935 if we do not unroll because we hit max-completely-peeled-insns.
10936 Use our estimation for consistency, do allow shrinking.
10938 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10940 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10941 with MIN_STACK_BOUNDARY.
10942 (ix86_update_stack_boundary): Likewise.
10943 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10946 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10947 (MIN_STACK_BOUNDARY): This.
10949 2008-08-01 Richard Guenther <rguenther@suse.de>
10951 PR middle-end/36997
10952 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10954 2008-08-01 Richard Guenther <rguenther@suse.de>
10956 PR tree-optimization/36988
10957 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10958 do not matter if that doesn't change volatile qualification.
10960 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10962 * configure.ac: Do not generate libada-mk. Do not subst
10963 host_cc_for_libada.
10964 * libada-mk.in: Remove.
10965 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10966 * configure: Regenerate.
10968 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10970 * tree-pass.h: Added comment about not dumping passes with name
10971 starting with star in struct opt_pass.
10972 * passes.c (register_dump_files_1): Don't do dump for a pass with
10973 name starting with star.
10974 * doc/passes.texi (Pass manager): Mention pass names and special
10975 meaning of star prefix to avoid dump.
10977 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10979 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10981 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10982 (ISA_MIPS64R2): New macro.
10983 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10984 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10985 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10986 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10987 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10988 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10989 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10990 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10991 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10992 Move up to keep list alphabetically sorted.
10993 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10994 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10996 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10997 (-march=@var{arch}): Add mips64r2.
10999 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11001 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11003 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11005 * expr.c (expand_assignment): Check for complete type.
11007 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11010 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11012 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11013 for stack alignment.
11015 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11017 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11019 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11020 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11022 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11024 PR rtl-optimization/36419
11025 * dwarf2out.c (barrier_args_size): New variable.
11026 (compute_barrier_args_size, compute_barrier_args_size_1): New
11028 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11029 if not called yet in the current function, use barrier_args_size
11030 array to find the new args_size value.
11031 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11033 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11036 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11039 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11042 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11043 (dwarf2out_stack_adjust): Use it.
11044 (dwarf2out_frame_debug_expr): Likewise.
11046 2008-07-31 Richard Guenther <rguenther@suse.de>
11048 PR tree-optimization/36978
11049 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11050 the generated condition.
11052 2008-07-31 Richard Guenther <rguenther@suse.de>
11054 * passes.c (init_optimization_passes): Always call
11055 pass_early_warn_uninitialized.
11056 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11057 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11058 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11060 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11063 * builtins.c (maybe_emit_free_warning): New function.
11064 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11065 maybe_emit_free_warning for BUILT_IN_FREE.
11068 * dwarf2out.c (get_context_die): New function.
11069 (force_decl_die, force_type_die): Use it.
11070 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11071 returns NULL, force generation of DW_TAG_typedef and put that into
11074 PR preprocessor/36649
11075 * c-pch.c (c_common_read_pch): Save and restore
11076 line_table->trace_includes across PCH restore.
11078 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11081 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11083 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11086 * final.c (call_from_call_insn): Handle COND_EXEC.
11088 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11090 * builtins.c (std_gimplify_va_arg_expr): Replace
11091 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11092 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11094 2008-07-30 Joey Ye <joey.ye@intel.com>
11095 H.J. Lu <hongjiu.lu@intel.com>
11097 * builtins.c (expand_builtin_setjmp_receiver): Replace
11098 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11099 (expand_builtin_apply_args_1): Likewise.
11100 (expand_builtin_longjmp): Need DRAP for stack alignment.
11101 (expand_builtin_apply): Likewise.
11103 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11104 instead of assign_stack_local to allow alignment reduction.
11106 * calls.c (emit_call_1): Need DRAP for stack alignment if
11108 (expand_call): Replace virtual_incoming_args_rtx with
11109 crtl->args.internal_arg_pointer.
11110 * stmt.c (expand_nl_goto_receiver): Likewise.
11112 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11113 alignment and store to stack_alignment_estimated and
11114 max_used_stack_slot_alignment.
11115 (expand_one_var): Likewise.
11116 (expand_stack_alignment): New function.
11117 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11118 and stack_alignment_estimated fields in rtl_data. Call
11119 expand_stack_alignment at end.
11121 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11122 (MAX_STACK_ALIGNMENT): Likewise.
11123 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11124 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11126 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11127 stack alignment when generating virtual registers.
11129 * function.c (assign_stack_local): Renamed to ...
11130 (assign_stack_local_1): This. Add a parameter to indicate
11131 if it is OK to reduce alignment.
11132 (assign_stack_local): Use it.
11133 (instantiate_new_reg): Instantiate virtual incoming args rtx
11134 to vDRAP if stack realignment and DRAP is needed.
11135 (assign_parms): Collect parameter/return type alignment and
11136 contribute to stack_alignment_estimated.
11137 (locate_and_pad_parm): Likewise.
11138 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11139 with crtl->args.internal_arg_pointer.
11141 * function.h (rtl_data): Add new field drap_reg,
11142 max_used_stack_slot_alignment, stack_alignment_estimated,
11143 stack_realign_needed, need_drap, stack_realign_processed and
11144 stack_realign_finalized.
11145 (stack_realign_fp): New macro.
11146 (stack_realign_drap): Likewise.
11148 * global.c (compute_regsets): Frame pointer is needed when
11149 stack is realigned. Can eliminate frame pointer when stack is
11150 realigned and dynamic realigned argument pointer isn't used.
11152 * reload1.c (update_eliminables): Frame pointer is needed
11153 when stack is realigned.
11154 (init_elim_table): Can eliminate frame pointer when stack is
11155 realigned and dynamic realigned argument pointer isn't used.
11157 * rtl.h (assign_stack_local_1): Declare new funtion.
11159 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11160 (TARGET_GET_DRAP_RTX): Likewise.
11161 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11162 TARGET_GET_DRAP_RTX.
11164 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11166 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11167 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11169 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11170 H.J. Lu <hongjiu.lu@intel.com>
11172 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11173 vdrap_reg, stack_realign and drap_reg_saved.
11174 (add_cfi): Don't allow redefining CFA when DRAP is used.
11175 (reg_save): Handle stack alignment.
11176 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11177 alignment. Don't generate DWARF information for (set fp sp)
11179 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11181 (int_loc_descriptor): Move prototype forward. Also define if
11182 DWARF2_UNWIND_INFO is true.
11183 (output_cfa_loc): Handle DW_CFA_expression.
11184 (build_cfa_aligned_loc): New.
11185 (based_loc_descr): Update assert for stack realign. For local
11186 variables, use sp+offset when stack is aligned without drap and
11187 fp+offset when stack is aligned with drap. For arguments, use
11188 cfa+offset when drap is used to align stack.
11190 2008-07-30 Joey Ye <joey.ye@intel.com>
11191 H.J. Lu <hongjiu.lu@intel.com>
11193 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11195 (ix86_gen_andsp): New.
11196 (ix86_user_incoming_stack_boundary): Likewise.
11197 (ix86_default_incoming_stack_boundary): Likewise.
11198 (ix86_incoming_stack_boundary): Likewise.
11199 (ix86_can_eliminate): Likewise.
11200 (find_drap_reg): Likewise.
11201 (ix86_update_stack_boundary): Likewise.
11202 (ix86_get_drap_rtx): Likewise.
11203 (ix86_finalize_stack_realign_flags): Likewise.
11204 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11205 (TARGET_GET_DRAP_RTX): Likewise.
11206 (override_options): Overide option value for new options.
11207 (ix86_function_ok_for_sibcall): Remove check for
11208 force_align_arg_pointer.
11209 (ix86_handle_cconv_attribute): Likewise.
11210 (ix86_function_regparm): Likewise.
11211 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11212 (ix86_va_start): Replace virtual_incoming_args_rtx with
11213 crtl->args.internal_arg_pointer.
11214 (ix86_select_alt_pic_regnum): Check DRAP register.
11215 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11216 (ix86_compute_frame_layout): Compute frame layout wrt stack
11218 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11219 (ix86_expand_prologue): Decide if stack realignment is needed
11220 and generate prologue code accordingly.
11221 (ix86_expand_epilogue): Generate epilogue code wrt stack
11222 realignment is really needed or not.
11224 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11225 (ABI_STACK_BOUNDARY): Likewise.
11226 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11227 (STACK_REALIGN_DEFAULT): Likewise.
11228 (INCOMING_STACK_BOUNDARY): Likewise.
11229 (MAX_STACK_ALIGNMENT): Likewise.
11230 (ix86_incoming_stack_boundary): Likewise.
11231 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11232 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11233 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11234 (machine_function): Remove force_align_arg_pointer.
11236 * config/i386/i386.md (BX_REG): New.
11237 (R13_REG): Likewise.
11239 * config/i386/i386.opt (mforce_drap): New.
11240 (mincoming-stack-boundary): Likewise.
11241 (mstackrealign): Add Init(-1).
11243 * config/i386/i386-protos.h (ix86_can_eliminate): New
11245 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11247 * doc/extend.texi: Update force_align_arg_pointer.
11249 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11252 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11253 (INCOMING_STACK_BOUNDARY): Likewise.
11254 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11255 (TARGET_GET_DRAP_RTX): Likewise.
11257 2008-07-30 Andreas Schwab <schwab@suse.de>
11259 PR rtl-optimization/36929
11260 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11261 add_insn_before and fix argument order.
11262 (replace_inc_dec_mem): Handle NULL rtx.
11264 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11266 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11268 (arm_compute_initial_elimination_offset): Use it.
11269 (arm_compute_save_reg_mask): Include static chain save slot when
11270 calculating alignment.
11271 (arm_get_frame_offsets): Ditto.
11272 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11273 that we can use to decrement the stack when the stack decrement
11274 could be too big for an immediate value in a single insn.
11275 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11277 2008-07-30 Richard Guenther <rguenther@suse.de>
11279 PR tree-optimization/36967
11280 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11281 Release defs of statements we remove.
11283 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11285 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11286 instead of NULL_RTVEC.
11288 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11292 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11295 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11297 * final.c (call_from_call_insn): New.
11298 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11300 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11302 * configure.ac: Substitute ADA_CFLAGS.
11303 * configure: Regenerate.
11304 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11305 * Makefile.in: Remove mention of X_* variables.
11306 * config/pa/x-ada-hpux10: Remove.
11307 * config/pa/x-ada: Remove.
11309 * doc/fragments.texi: Update.
11311 2008-07-30 Olivier Hainque <hainque@adacore.com>
11313 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11314 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11315 __dso_handle explicitly here.
11317 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11320 * c-typeck.c (build_binary_op): Encapsulate code into...
11321 * c-common.c (shorten_binary_op): ...this new function.
11322 (conversion_warning): Use the new function. Handle non-negative
11323 constant in bitwise-and.
11324 * c-common.h (shorten_binary_op): Declare.
11326 2008-07-30 Olivier Hainque <hainque@adacore.com>
11328 * scan.c (make_sstring_space): Add explicit conversions of
11329 allocator's return value.
11330 * fix-header.c (recognized_function): Likewise.
11332 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11334 * doc/cpp.texi: Update to GFDL 1.2.
11335 * doc/gcc.texi: Do not list GPL as Invariant Section.
11336 * doc/gccint.texi: Likewise. Update copyright years.
11337 * doc/install.texi: Update copyright years.
11339 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11342 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11343 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11345 2008-07-29 Jan Hubicka <jh@suse.cz>
11347 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11348 (grokdeclarator): Likewise.
11349 * langhooks.c (lhd_warn_unused_global_decl): Use
11350 DECL_DECLARED_INLINE_P.
11351 * print-tree.c (print_node): Remove DECL_INLINE check.
11353 2008-07-29 Richard Guenther <rguenther@suse.de>
11355 PR tree-optimization/36945
11356 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11357 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11358 Record invariant addresses un-decomposed.
11359 (copy_reference_ops_from_call): Record reference call
11360 arguments properly. Simplify.
11361 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11362 helper split out from ...
11363 (create_component_ref_by_pieces): ... here. Simplify.
11364 Prepare for recursive invocation for call arguments.
11365 (create_expression_by_pieces): Adjust call to
11366 create_component_ref_by_pieces.
11367 (compute_avail): Process operand 2 of reference ops.
11369 2008-07-29 Richard Guenther <rguenther@suse.de>
11371 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11373 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11375 * c-format.c (check_format_types): Revert unwanted checkin.
11377 2008-07-29 Jan Hubicka <jh@suse.cz>
11379 * flags.h (flag_really_no_inline): Remove.
11380 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11381 * toplev.c (flag_really_no_inline): Remove.
11382 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11383 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11384 (cgraph_decide_inlining_incrementally): Likewise.
11385 (compute_inline_parameters): Likewise.
11386 * opts.c (decode_options): Simplify.
11387 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11388 * common.opt (finline): Initialize to 1.
11389 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11391 2008-07-29 Jan Hubicka <jh@suse.cz>
11393 * predict.c (always_optimize_for_size_p): New function.
11394 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11395 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11396 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11398 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11399 * function.c (prepare_function_start): Set default profile.
11400 * function.h (rtl_data): Add maybe_hot_insn_p.
11401 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11402 (construct_exit_block): Likewise.
11403 (tree_expand_cfg): Likewise.
11405 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11406 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11407 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11408 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11411 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11414 * c-decl.c (merge_decls): Merge USED flags.
11416 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11418 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11419 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11420 next_stack, lab_false and lab_over trees.
11422 2008-07-28 Richard Guenther <rguenther@suse.de>
11424 PR tree-optimization/36957
11425 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11426 (useless_type_conversion_p): Remove.
11427 (types_compatible_p): Remove.
11428 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11429 (useless_type_conversion_p): Declare.
11430 (types_compatible_p): Declare.
11431 (gimple_expr_type): Return the base type only if it is
11432 trivially convertible to the subtype.
11434 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11436 * configure.ac: Use the m4_do macro to concatenate the warnings into
11437 one string in ACX_PROG_CC_WARNING_OPTS,
11438 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11439 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11440 * configure: Regenerate.
11442 2008-07-28 Richard Guenther <rguenther@suse.de>
11444 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11445 (insert_fake_stores): Remove.
11446 (realify_fake_stores): Likewise.
11447 (execute_pre): Remove dead code.
11448 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11449 (find_func_aliases): Deal with it here instead.
11450 Re-enable gcc_unreachable call.
11452 2008-07-28 Richard Guenther <rguenther@suse.de>
11454 Merge from gimple-tuples-branch.
11456 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11457 * gimple.def: New file.
11458 * gsstruct.def: Likewise.
11459 * gimple-iterator.c: Likewise.
11460 * gimple-pretty-print.c: Likewise.
11461 * tree-gimple.c: Removed. Merged into ...
11462 * gimple.c: ... here. New file.
11463 * tree-gimple.h: Removed. Merged into ...
11464 * gimple.h: ... here. New file.
11466 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11467 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11468 --enable-checking=gimple flag.
11469 * config.in: Likewise.
11470 * configure: Regenerated.
11472 * tree-ssa-operands.h: Tuplified.
11473 * tree-vrp.c: Likewise.
11474 * tree-loop-linear.c: Likewise.
11475 * tree-into-ssa.c: Likewise.
11476 * tree-ssa-loop-im.c: Likewise.
11477 * tree-dump.c: Likewise.
11478 * tree-complex.c: Likewise.
11479 * cgraphbuild.c: Likewise.
11480 * tree-ssa-threadupdate.c: Likewise.
11481 * tree-ssa-loop-niter.c: Likewise.
11482 * tree-pretty-print.c: Likewise.
11483 * tracer.c: Likewise.
11484 * gengtype.c: Likewise.
11485 * tree-loop-distribution.c: Likewise.
11486 * tree-ssa-loop-unswitch.c: Likewise.
11487 * cgraph.c: Likewise.
11488 * cgraph.h: Likewise.
11489 * tree-ssa-loop-manip.c: Likewise.
11490 * value-prof.c: Likewise.
11491 * tree-ssa-loop-ch.c: Likewise.
11492 * tree-tailcall.c: Likewise.
11493 * value-prof.h: Likewise.
11494 * tree.c: Likewise.
11495 * tree.h: Likewise.
11496 * tree-pass.h: Likewise.
11497 * ipa-cp.c: Likewise.
11498 * tree-scalar-evolution.c: Likewise.
11499 * tree-scalar-evolution.h: Likewise.
11500 * target.h: Likewise.
11501 * lambda-mat.c: Likewise.
11502 * tree-phinodes.c: Likewise.
11503 * diagnostic.h: Likewise.
11504 * builtins.c: Likewise.
11505 * tree-ssa-alias-warnings.c: Likewise.
11506 * cfghooks.c: Likewise.
11507 * fold-const.c: Likewise.
11508 * cfghooks.h: Likewise.
11509 * omp-low.c: Likewise.
11510 * tree-ssa-dse.c: Likewise.
11511 * ipa-reference.c: Likewise.
11512 * tree-ssa-uncprop.c: Likewise.
11513 * toplev.c: Likewise.
11514 * tree-gimple.c: Likewise.
11515 * tree-gimple.h: Likewise.
11516 * tree-chrec.c: Likewise.
11517 * tree-chrec.h: Likewise.
11518 * tree-ssa-sccvn.c: Likewise.
11519 * tree-ssa-sccvn.h: Likewise.
11520 * cgraphunit.c: Likewise.
11521 * tree-ssa-copyrename.c: Likewise.
11522 * tree-ssa-ccp.c: Likewise.
11523 * tree-ssa-loop-ivopts.c: Likewise.
11524 * tree-nomudflap.c: Likewise.
11525 * tree-call-cdce.c: Likewise.
11526 * ipa-pure-const.c: Likewise.
11527 * c-format.c: Likewise.
11528 * tree-stdarg.c: Likewise.
11529 * tree-ssa-math-opts.c: Likewise.
11530 * tree-ssa-dom.c: Likewise.
11531 * tree-nrv.c: Likewise.
11532 * tree-ssa-propagate.c: Likewise.
11533 * ipa-utils.c: Likewise.
11534 * tree-ssa-propagate.h: Likewise.
11535 * tree-ssa-alias.c: Likewise.
11536 * gimple-low.c: Likewise.
11537 * tree-ssa-sink.c: Likewise.
11538 * ipa-inline.c: Likewise.
11539 * c-semantics.c: Likewise.
11540 * dwarf2out.c: Likewise.
11541 * expr.c: Likewise.
11542 * tree-ssa-loop-ivcanon.c: Likewise.
11543 * predict.c: Likewise.
11544 * tree-ssa-loop.c: Likewise.
11545 * tree-parloops.c: Likewise.
11546 * tree-ssa-address.c: Likewise.
11547 * tree-ssa-ifcombine.c: Likewise.
11548 * matrix-reorg.c: Likewise.
11549 * c-decl.c: Likewise.
11550 * tree-eh.c: Likewise.
11551 * c-pretty-print.c: Likewise.
11552 * lambda-trans.c: Likewise.
11553 * function.c: Likewise.
11554 * langhooks.c: Likewise.
11555 * ebitmap.h: Likewise.
11556 * tree-vectorizer.c: Likewise.
11557 * function.h: Likewise.
11558 * langhooks.h: Likewise.
11559 * tree-vectorizer.h: Likewise.
11560 * ipa-type-escape.c: Likewise.
11561 * ipa-type-escape.h: Likewise.
11562 * domwalk.c: Likewise.
11563 * tree-if-conv.c: Likewise.
11564 * profile.c: Likewise.
11565 * domwalk.h: Likewise.
11566 * tree-data-ref.c: Likewise.
11567 * tree-data-ref.h: Likewise.
11568 * tree-flow-inline.h: Likewise.
11569 * tree-affine.c: Likewise.
11570 * tree-vect-analyze.c: Likewise.
11571 * c-typeck.c: Likewise.
11572 * gimplify.c: Likewise.
11573 * coretypes.h: Likewise.
11574 * tree-ssa-phiopt.c: Likewise.
11575 * calls.c: Likewise.
11576 * tree-ssa-coalesce.c: Likewise.
11577 * tree.def: Likewise.
11578 * tree-dfa.c: Likewise.
11579 * except.c: Likewise.
11580 * except.h: Likewise.
11581 * cfgexpand.c: Likewise.
11582 * tree-cfgcleanup.c: Likewise.
11583 * tree-ssa-pre.c: Likewise.
11584 * tree-ssa-live.c: Likewise.
11585 * tree-sra.c: Likewise.
11586 * tree-ssa-live.h: Likewise.
11587 * tree-predcom.c: Likewise.
11588 * lambda.h: Likewise.
11589 * tree-mudflap.c: Likewise.
11590 * ipa-prop.c: Likewise.
11591 * print-tree.c: Likewise.
11592 * tree-ssa-copy.c: Likewise.
11593 * ipa-prop.h: Likewise.
11594 * tree-ssa-forwprop.c: Likewise.
11595 * ggc-page.c: Likewise.
11596 * c-omp.c: Likewise.
11597 * tree-ssa-dce.c: Likewise.
11598 * tree-vect-patterns.c: Likewise.
11599 * tree-ssa-ter.c: Likewise.
11600 * tree-nested.c: Likewise.
11601 * tree-ssa.c: Likewise.
11602 * lambda-code.c: Likewise.
11603 * tree-ssa-loop-prefetch.c: Likewise.
11604 * tree-inline.c: Likewise.
11605 * tree-inline.h: Likewise.
11606 * tree-iterator.c: Likewise.
11607 * tree-optimize.c: Likewise.
11608 * tree-ssa-phiprop.c: Likewise.
11609 * tree-vect-transform.c: Likewise.
11610 * tree-object-size.c: Likewise.
11611 * tree-outof-ssa.c: Likewise.
11612 * cfgloop.c: Likewise.
11613 * system.h: Likewise.
11614 * tree-profile.c: Likewise.
11615 * cfgloop.h: Likewise.
11616 * c-gimplify.c: Likewise.
11617 * c-common.c: Likewise.
11618 * tree-vect-generic.c: Likewise.
11619 * tree-flow.h: Likewise.
11620 * c-common.h: Likewise.
11621 * basic-block.h: Likewise.
11622 * tree-ssa-structalias.c: Likewise.
11623 * tree-switch-conversion.c: Likewise.
11624 * tree-ssa-structalias.h: Likewise.
11625 * tree-cfg.c: Likewise.
11626 * passes.c: Likewise.
11627 * ipa-struct-reorg.c: Likewise.
11628 * ipa-struct-reorg.h: Likewise.
11629 * tree-ssa-reassoc.c: Likewise.
11630 * cfgrtl.c: Likewise.
11631 * varpool.c: Likewise.
11632 * stmt.c: Likewise.
11633 * tree-ssanames.c: Likewise.
11634 * tree-ssa-threadedge.c: Likewise.
11635 * langhooks-def.h: Likewise.
11636 * tree-ssa-operands.c: Likewise.
11637 * config/alpha/alpha.c: Likewise.
11638 * config/frv/frv.c: Likewise.
11639 * config/s390/s390.c: Likewise.
11640 * config/m32c/m32c.c: Likewise.
11641 * config/m32c/m32c-protos.h: Likewise.
11642 * config/spu/spu.c: Likewise.
11643 * config/sparc/sparc.c: Likewise.
11644 * config/i386/i386.c: Likewise.
11645 * config/sh/sh.c: Likewise.
11646 * config/xtensa/xtensa.c: Likewise.
11647 * config/stormy16/stormy16.c: Likewise.
11648 * config/ia64/ia64.c: Likewise.
11649 * config/rs6000/rs6000.c: Likewise.
11650 * config/pa/pa.c: Likewise.
11651 * config/mips/mips.c: Likewise.
11653 2008-07-28 Simon Baldwin <simonb@google.com>
11655 * c-pragma.c (handle_pragma_message): New function.
11656 (init_pragma): Register handle_pragma_message.
11657 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11660 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11662 PR tree-optimization/35252
11663 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11664 REALPART_EXPR to be considered as same load operation.
11666 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11668 PR tree-optimization/36830
11669 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11670 (expressions_equal_p): Return false if only one operand is null.
11672 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11674 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11675 version requirements.
11677 2008-07-26 Olivier Hainque <hainque@adacore.com>
11679 * collect2.c (symkind): New enum. Symbol kinds we care about.
11680 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11681 code and head comment accordingly.
11682 (scan_prog_file): Use symkind names instead of bare integers.
11684 2008-07-25 Jan Hubicka <jh@suse.cz>
11686 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11688 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11689 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11690 * dojump.c (clear_pending_stack_adjust): Likewise.
11691 * print-tree.c (print_node): Ignore DECL_INLINE.
11692 * tree-inline.c (inlinable_function_p): Likewise.
11694 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11696 * doc/extend.texi (hot attribute): Document that the hot attribute
11697 turns on -O3 for some ports.
11698 (cold attribute): Document that the cold attribute turns on -Os
11701 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11702 reflect function specific option support.
11704 * target.h (struct target_option_hooks): Add fields to say whether
11705 the cold attribute implies -Os and the hot attribute implies -O3.
11707 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11708 By default, do not turn on -Os for cold functions.
11709 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11710 not turn on -O3 for hot functions.
11712 * c-common.c (handle_hot_attribute): Use target hook to determine
11713 if hot functions should enable -O3.
11714 (handle_cold_attribute): Use target hook to determine if cold
11715 functions should enable -Os.
11717 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11718 (override_options): Move disable scheduling to
11719 optimization_options.
11720 (optimization_options): Disable scheduling here, not
11722 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11723 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11725 * config/ia64/ia64.c (ia64_override_options): Move setting
11726 scheduling flags to ia64_optimization_options.
11727 (ia64_optimization_options): Disable scheduling options here, and
11728 not in ia64_override_options.
11729 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11730 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11732 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11735 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11737 2008-07-25 Martin Jambor <mjambor@suse.cz>
11739 PR tree-optimization/36926
11740 * ipa-prop.c (ipa_analyze_call_uses): Call
11741 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11743 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11745 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11746 movv2si_internal): Add mem = reg alternative.
11748 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11751 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11752 DEFAULT_PCC_STRUCT_RETURN to 127.
11754 2008-07-24 Jan Hubicka <jh@suse.cz>
11756 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11757 (build_cgraph_edges): Likewise.
11758 * cgraph.c (cgraph_node): Do not update assembler hash.
11759 (cgraph_remove_node): Drop non-unit-at-a-time code.
11760 * tree-pass.h (pass_O0_always_inline): Remove.
11761 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11762 * toplev.c (process_options): Flag unit-at-a-time does not imply
11763 no section anchors.
11764 * cgraphunit.c: Update comments.
11765 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11766 (cgraph_assemble_pending_functions): Remove.
11767 (cgraph_reset_node): Drop non-unit-at-a-time code.
11768 (cgraph_finalize_function): Likewise.
11769 (cgraph_analyze_function): Likewise.
11770 (cgraph_finalize_compilation_unit): Likewise.
11771 (cgraph_expand_function): Likewise.
11772 (cgraph_optimize): Likesise.
11773 (save_inline_function_body): Likewise.
11774 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11775 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11776 * ipa-inline.c: Update comments.
11777 (enum inlining_mode): remove INLINE_SPEED.
11778 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11779 (cgraph_mark_inline_edge): Likewise.
11780 (try_inline): Likewise.
11781 (cgraph_decide_inlining_incrementally): Likewise.
11782 (cgraph_gate_inlining): Remove.
11783 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11784 (cgraph_gate_early_inlining): Likewise.
11785 (gate_inline_passes): Remove.
11786 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11787 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11788 pass_O0_always_inline): Remove.
11789 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11790 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11791 * opts.c (no_unit_at_a_time_default): Remove.
11792 (decode_options): Remove flag_unit_at_a_time reset and warning.
11793 * opts.h (no_unit_at_a_time_default): Remove.
11794 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11795 early in GNU dialect.
11796 (merge_decls): Update comment; drop unit-at-a-time check.
11797 (finish_decl): Likewise.
11798 (grok_declaration): Remove flag_inline_trees code.
11799 (finish_functions): Return on function returning non-void on all
11801 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11802 * cfgexpand.c (expand_one_static_var): Remove.
11803 (expand_one_var): Remove expand_one_static_var call.
11804 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11805 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11806 and flag_unit_at_a-time compatibility checks.
11807 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11808 * tree-inline.c (flag_inline_trees): Remove.
11809 (inlinable_function_p): Don't check it.
11810 (expand_call_inline): Remove non-unit-at-a-time code.
11811 * tree-inline.h (flag_inline_trees): Remove.
11812 * tree-optimize.c (execute_early_local_optimizations): Remove
11813 unit-at-a-time checks.
11814 (tree_rest_of_compilation): Likewise.
11815 * combine.c (setup_incoming_promotions): Likewise.
11816 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11817 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11818 * passes.c (pass_inline_parameters): Update comments; remove
11819 O0_alwaysinline pass.
11820 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11821 (execute_one_pass): Likewise.
11822 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11823 (ix86_function_sseregparm): Likewise.
11824 * arm.c (arm_function_in_section_p): Likewise.
11825 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11826 * varpool.c: Update comments.
11827 (decide_is_variable_needed): Remove unit-at-a-time checks.
11828 (varpool_finalize_decl): Likewise.
11830 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11832 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11833 to 2 instead of -1.
11834 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11836 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11838 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11839 imp symbol extension.
11841 2008-07-23 Ian Lance Taylor <iant@google.com>
11843 * tree-vrp.c (infer_value_range): Ignore asm statements when
11844 looking for memory accesses for -fdelete-null-pointer-checks.
11846 2008-07-24 Ben Elliston <bje@au.ibm.com>
11848 * config/spu/spu-c.c (__vector_keyword): New variable.
11849 (vector_keyword): Likewise.
11850 (spu_categorize_keyword): New function.
11851 (spu_macro_to_expand): Likewise.
11852 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11853 compiling an ISO C dialect.
11855 2008-07-24 Ben Elliston <bje@au.ibm.com>
11857 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11858 conventional usage.
11860 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11862 * configure: Regenerate.
11863 * configure.ac: Require texinfo 4.7.
11864 * doc/install.texi: Document texinfo 4.7 requirement.
11866 2008-07-23 Martin Jambor <mjambor@suse.cz>
11868 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11869 rather than for DECL_SAVED_TREE.
11870 * ipa-prop.c: Include diagnostic.h.
11871 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11873 (ipa_detect_param_modifications): Function rewritten from scratch.
11874 (ipa_compute_jump_functions): Changed accesses to modification flags.
11875 (ipa_free_node_params_substructures): Update flags destruction.
11876 (ipa_node_duplication_hook): Update flags duplication.
11877 (ipa_print_all_params_modified): Updated flag access.
11878 * ipa-prop.h (struct ipa_param_flags): New structure.
11879 (struct ipa_node_params): New field modification_analysis_done,
11880 modified_flags changed into param_flags.
11881 (ipa_is_ith_param_modified): Changed to use new flags.
11882 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11884 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11885 ipa-cp.c and split into two functions.
11886 (ipa_print_node_jump_functions): New function.
11887 (compute_scalar_jump_functions): New function.
11888 (type_like_member_ptr_p): New function.
11889 (compute_pass_through_member_ptrs): New function.
11890 (fill_member_ptr_cst_jump_function): New function.
11891 (determine_cst_member_ptr): New function.
11892 (compute_cst_member_ptr_arguments): New function.
11893 (ipa_compute_jump_functions): Complete rewrite.
11894 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11895 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11896 (struct ipa_member_ptr_cst): New structure.
11897 (union jump_func_value): New field member_cst.
11898 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11899 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11900 jump function types.
11901 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11902 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11903 instead of ipcp_print_all_jump_functions.
11904 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11905 only for replacable scalars.
11907 * doc/invoke.texi (Optimize options): Add description of
11908 -findirect-inlining.
11909 * common.opt (flag_indirect_inlining): New flag.
11910 * opts.c (decode_options): Set flag_indirect_inlining when
11913 * ipa-inline.c: Include ipa-prop.h.
11914 (inline_indirect_intraprocedural_analysis): New function.
11915 (inline_generate_summary): Allocate parameter and argument info
11916 structures, call inline_indirect_intraprocedural_analysis on each
11917 node when doing indirect inlining and deallocate indirect inlining
11918 data structures in the end.
11919 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11920 (free_all_ipa_structures_after_iinln): New function.
11921 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11923 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11925 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11926 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11927 of computing the frequency separately.
11928 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11929 of computing the frequency separately.
11930 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11931 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11932 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11933 (ipa_get_stmt_member_ptr_load_param): New function.
11934 (ipa_is_ssa_with_stmt_def): New function.
11935 (ipa_note_param_call): New function.
11936 (ipa_analyze_call_uses): New function.
11937 (ipa_analyze_stmt_uses): New function.
11938 (ipa_analyze_params_uses): New function.
11939 (ipa_free_node_params_substructures): Also free the param_calls linked
11941 (ipa_node_duplication_hook): Also duplicate the param_calls
11943 (ipa_print_node_param_flags): New function.
11944 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11945 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11946 * ipa-prop.h (struct ipa_param_flags): New field called.
11947 (struct ipa_param_call_note): New structure.
11948 (struct ipa_node_params): New fields param_calls and
11949 uses_analysis_done.
11950 (ipa_is_ith_param_called): New function.
11951 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11952 ipa_analyze_params_uses and dump parameter flags.
11954 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11955 ipa_propagate_indirect_call_infos if performing indirect inlining,
11956 pass a new parameter new_edges to it.
11957 (add_new_edges_to_heap): New fucntion.
11958 (cgraph_decide_inlining_of_small_functions): New vector
11959 new_indirect_edges for newly found indirect edges , call
11960 ipa_propagate_indirect_call_infos after inlining.
11961 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11962 inlining if performing indirect inlining. Call
11963 free_all_ipa_structures_after_iinln when doing so too.
11964 (inline_generate_summary): Do not call
11965 free_all_ipa_structures_after_iinln here.
11966 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11967 (print_edge_addition_message): New function.
11968 (update_call_notes_after_inlining): New function.
11969 (propagate_info_to_inlined_callees): New function.
11970 (ipa_propagate_indirect_call_infos): New function.
11971 * ipa-prop.h: Include cgraph.h
11972 (struct ipa_param_call_note): Fields reordered, new field processed.
11973 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11974 flag indirect_call.
11975 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11976 rediscovered call statements.
11977 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11978 (dump_cgraph_node): Dump also the indirect_call flag.
11979 (cgraph_clone_edge): Copy also the indirect_call flag.
11980 * tree-inline.c (copy_bb): Do not check for fndecls from call
11981 expressions, check for edge availability when moving clones.
11982 (get_indirect_callee_fndecl): New function.
11983 (expand_call_inline): If callee declaration is not apprent from
11984 the statement, try calling get_indirect_callee_fndecl. Do not
11985 issue warnings or call sorry when not inlinings an indirect edge.
11986 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11988 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11989 bit more frandly to matching.
11990 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11991 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11992 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11994 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11997 * opth-gen.awk: Suppress function specific features when building
11999 * optc-gen.awk: Ditto.
12001 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12004 * diagnostic.c (pedwarn): Add opt parameter.
12006 * c-tree.h (pedwarn_init): Add opt parameter.
12007 (pedwarn_c90): Likewise.
12008 (pedwarn_c99): Likewise.
12009 * c-errors.c (pedwarn_c99): Likewise.
12010 (pedwarn_c90): Likewise.
12011 * toplev.h (pedwarn): Update declaration.
12012 (pedwarn0): Declare.
12013 * c-lex.c: All calls to pedwarn changed.
12014 * builtins.c: All calls to pedwarn changed.
12015 * toplev.c: All calls to pedwarn changed.
12016 * c-decl.c: All calls to pedwarn changed.
12017 * c-typeck.c: All calls to pedwarn changed.
12018 * c-common.c: All calls to pedwarn changed.
12019 * c-parser.c: All calls to pedwarn changed.
12021 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12022 Karthik Kumar <karthikkumar@gmail.com>
12024 * attribs.c (file scope): Include c-common.h.
12025 (decl_attributes): Add support for #pragma GCC optimize and
12026 #pragma GCC option.
12028 * targhooks.c (default_can_inline_p): New function that is the
12029 default for the TARGET_CAN_INLINE_P target hook.
12031 * targhooks.h (default_can_inline_p): Add declaration.
12033 * tree.c (cl_optimization_node): New static tree for building
12034 OPTIMIZATION_NODE tree.
12035 (cl_target_option_node): New static tree for building
12036 TARGET_OPTION_NODE tree.
12037 (cl_option_hash_table): New hash table for hashing
12038 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12039 (cl_option_hash_hash): New function to provide the hash value for
12040 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12041 (cl_option_hash_eq): New function to provide an equality test for
12042 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12043 (tree_code_size): Add support for OPTIMIZATION_NODE and
12044 TARGET_OPTION_NODE trees.
12045 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12046 TARGET_OPTION_NODE trees.
12047 (build_optimization_node): Build a tree that has all of the
12048 current optimization options.
12049 (build_target_option_node): Build a tree that has the target
12050 options that might be changed on a per function basis.
12052 * tree.h (file scope): Include options.h.
12053 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12054 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12055 (TREE_OPTIMIZATION): Ditto.
12056 (TREE_TARGET_SPECIFIC): Ditto.
12057 (struct tree_function_decl): Add fields for remembering the
12058 current optimization options and target specific options.
12059 (struct tree_optimization_option): New tree variant that remembers
12060 the optimization options.
12061 (struct tree_target_option): New tree variant that remembers the
12062 target specific flags that might change for compiling a particular
12064 (union tree_node): Include tree_optimization_option and
12065 tree_target_option fields.
12066 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12067 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12068 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12069 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12070 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12071 optimization and target options.
12072 (optimization_default_node): New macro to refer to global_trees
12074 (optimization_current_node): Ditto.
12075 (optimization_cold_node): Ditto.
12076 (optimization_hot_node): Ditto.
12077 (target_option_default_node): Ditto.
12078 (target_option_current_node): Ditto.
12079 (current_option_pragma): Ditto.
12080 (current_optimize_pragma): Ditto.
12082 * target.h (struct gcc_target): Add valid_option_attribute_p,
12083 target_option_save, target_option_restore, target_option_print,
12084 target_option_pragma_parse, and can_inline_p hooks.
12086 * toplev.h (parse_optimize_options): Add declaration.
12087 (fast_math_flags_struct_set_p): Ditto.
12089 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12090 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12093 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12094 tree_can_inline_p hook to see if one function can inline another.
12095 (cgraph_decide_inlining): Ditto.
12096 (cgraph_decide_inlining_incrementally): Ditto.
12098 * opts.c (decode_options): Add support for running multiple times
12099 to allow functions with different target or optimization options
12100 than was specified on the command line.
12101 (fast_math_flags_struct_set_p): New function that is similar to
12102 fast_math_flags_set_p, except it uses the values in the
12103 cl_optimization structure instead of global variables.
12105 * optc-gen.awk: Add support for TargetSave to allow a back end to
12106 declare new fields that need to be saved when using function
12107 specific options. Include flags.h and target.h in the options.c
12108 source. Add support for Save to indicate which options can be set
12109 for individual functions. Generate cl_optimize_save,
12110 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12111 cl_target_option_restore, cl_target_option_print functions to
12112 allow functions to use different optimization or target options.
12114 * opt-functions.awk (var_type_struct): Return the type used for
12115 storing the field in a structure.
12117 * opth-gen.awk: Add support for TargetSave to allow a back end to
12118 declare new fields that need to be saved when using function
12119 specific options. Add support for Save to indicate which options
12120 can be set for individual functions. Only generate one extern for
12121 Mask fields. Generate cl_optimization and cl_target_option
12122 structures to remember optimization and target options.
12124 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12125 collecting new tree nodes.
12126 (TS_TARGET_OPTION): Ditto.
12128 * c-decl.c (merge_decls): Merge function specific target and
12129 optimization options.
12131 * function.c (invoke_set_current_function_hook): If the function
12132 uses different optimization options, change the global variables
12135 * coretypes.h (struct cl_optimization): Add forward reference.
12136 (struct cl_target_option): Ditto.
12138 * c-pragma.c (option_stack): New static vector to remember the
12139 current #pragma GCC option stack.
12140 (handle_pragma_option): New function to support #pragma GCC option
12141 to change target options.
12142 (optimize_stack): New static vector to remember the current
12143 #pragma GCC optimize stack.
12144 (handle_pragma_optimize): New function to support #pragma GCC
12145 optimize to change optimization options.
12146 (init_pragma): Add support for #pragma GCC optimize and #pragma
12149 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12150 optimization options.
12151 (TARGET_OPTION_NODE): New tree code for remembering certain target
12154 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12155 TARGET_OPTION_NODE trees.
12157 * common.opt (-O): Add Optimization flag.
12159 (-fmath-errno): Ditto.
12160 (-falign-functions): Add UInteger flag to make sure flag gets full
12161 int in cl_optimization structure.
12162 (-falign-jumps): Ditto.
12163 (-falign-labels): Ditto.
12164 (-falign-loops): Ditto.
12165 (-fsched-stalled-insns): Ditto.
12166 (-fsched-stalled-insns-dep): Ditto.
12168 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12170 (TARGET_OPTION_SAVE): Ditto.
12171 (TARGET_OPTION_RESTORE): Ditto.
12172 (TARGET_OPTION_PRINT): Ditto.
12173 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12174 (TARGET_CAN_INLINE_P): Ditto.
12175 (TARGET_INITIALIZER): Add new hooks.
12177 * tree-inline.c (tree_can_inline_p): New function to determine
12178 whether one function can inline another. Check if the functions
12179 use compatible optimization options, and also call the backend
12182 * tree-inline.h (tree_can_inline_p): Add declaration.
12184 * c-common.c (c_common_attribute): Add support for option and
12185 optimize attributes.
12186 (handle_option_attribute): Add support for the option attribute to
12187 allow the user to specify different target options for compiling a
12189 (handle_optimize_attribute): Add support for the optimize
12190 attribute to allow the user to specify different optimization
12191 options for compiling a specific function.
12192 (handle_hot_attribute): Turn on -O3 optimization for this one
12193 function if it isn't the default optimization level.
12194 (handle_cold_attribute): Turn on -Os optimization for this one
12195 function if it insn't the default optimization.
12196 (const_char_p): New const char * typedef.
12197 (optimize_args): New static vector to remember the optimization
12199 (parse_optimize_options): New function to set up the optimization
12200 arguments from either the optimize attribute or #pragma GCC optimize.
12202 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12203 (builtin_define_std): Ditto.
12205 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12206 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12207 (x86_64-*-*): Ditto.
12209 * Makefile.in (TREE_H): Add options.h.
12210 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12212 * doc/extend.texi (option attribute): Document new attribute.
12213 (optimize attribute): Ditto.
12214 (hot attribute): Document hot attribute sets -O3.
12215 (cold attribute): Document cold attribute sets -Os.
12216 (#pragma GCC option): Document new pragma.
12217 (#pragma GCC optimize): Ditto.
12219 * doc/options.texi (TargetSave): Document TargetSave syntax.
12220 (UInteger): Document UInteger must be used for certain flags.
12221 (Save): Document Save option to create target specific options
12222 that can be saved/restored on a function specific context.
12224 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12225 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12227 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12228 (TARGET_OPTION_SAVE): Ditto.
12229 (TARGET_OPTION_RESTORE): Ditto.
12230 (TARGET_OPTION_PRINT): Ditto.
12231 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12232 (TARGET_CAN_INLINE_P): Ditto.
12234 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12236 (-mfpmath=both): Ditto.
12238 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12239 Karthik Kumar <karthikkumar@gmail.com>
12241 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12242 (TARGET_POPCNT): Ditto.
12243 (TARGET_SAHF): Ditto.
12244 (TARGET_AES): Ditto.
12245 (TARGET_PCLMUL): Ditto.
12246 (TARGET_CMPXCHG16B): Ditto.
12247 (TARGET_RECIP): Move switch into target_flags.
12248 (TARGET_FUSED_MADD): Ditto.
12249 (ix86_arch_features): Make an unsigned char type.
12250 (ix86_tune_features): Ditto.
12251 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12252 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12253 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12255 * config/i386/i386.opt (arch): New TargetSave field to define
12256 fields that need to be saved for function specific option support.
12259 (branch_cost): Ditto.
12260 (ix86_isa_flags_explicit): Ditto.
12261 (tune_defaulted): Ditto.
12262 (arch_specified): Ditto.
12263 (-m128-long-double): Add Save flag to save option for target
12264 specific option support.
12266 (-maccumulate-outgoing-args): Ditto.
12267 (-malign-double): Ditto.
12268 (-malign-stringops): Ditto.
12269 (-mfancy-math-387): Ditto.
12270 (-mhard-float): Ditto.
12271 (-mieee-fp): Ditto.
12272 (-minline-all-stringops): Ditto.
12273 (-minline-stringops-dynamically): Ditto.
12274 (-mms-bitfields): Ditto.
12275 (-mno-align-stringops): Ditto.
12276 (-mno-fancy-math-387): Ditto.
12277 (-mno-push-args): Ditto.
12278 (-mno-red-zone): Ditto.
12279 (-mpush-args): Ditto.
12280 (-mred-zone): Ditto.
12282 (-msseregparm): Ditto.
12283 (-mstack-arg-probe): Ditto.
12295 (-mno-sse4): Ditto.
12298 (-mrecip): Move flag into target_flags.
12300 (-mno-fused-madd): Ditto.
12301 (-mfused-madd): Ditto.
12302 (-mabm): Move flag into ix86_isa_flags.
12309 * config/i386/i386-c.c: New file for #pragma support.
12310 (ix86_target_macros_internal): New function to #define or #undef
12311 target macros based when the user uses the #pragma GCC option to
12312 change target options.
12313 (ix86_pragma_option_parse): New function to add #pragma GCC option
12315 (ix86_target_macros): Move defining the target macros here from
12316 TARGET_CPU_CPP_BUILTINS in i386.h.
12317 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12318 defined, initialize any subtarget #pragmas.
12320 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12321 REGISTER_TARGET_PRAGMAS.
12323 * config/i386/t-i386: New file for x86 dependencies.
12324 (i386.o): Make dependencies mirror the include files used.
12325 (i386-c.o): New file, add dependencies.
12327 * config/i386/i386-protos.h (override_options): Add bool argument.
12328 (ix86_valid_option_attribute_tree): Add declaration.
12329 (ix86_target_macros): Ditto.
12330 (ix86_register_macros): Ditto.
12332 * config/i386/i386.c (ix86_tune_features): Move initialization of
12333 the target masks to initial_ix86_tune_features to allow functions
12334 to have different target options. Make type unsigned char,
12335 instead of unsigned int.
12336 (initial_ix86_tune_features): New static vector to hold processor
12337 masks for the tune variables.
12338 (ix86_arch_features): Move initialization of the target masks to
12339 initial_ix86_arch_features to allow functions to have different
12340 target options. Make type unsigned char, instead of unsigned int.
12341 (initial_ix86_arch_features): New static vector to hold processor
12342 masks for the arch variables.
12343 (enum ix86_function_specific_strings): New enum to describe the
12344 string options used for attribute((option(...))).
12345 (ix86_target_string): New function to return a string that
12346 describes the target options.
12347 (ix86_debug_options): New function to print the current options in
12349 (ix86_function_specific_save): New function hook to save the
12350 function specific global variables in the cl_target_option structure.
12351 (ix86_function_specific_restore): New function hook to restore the
12352 function specific variables from the cl_target_option structure to
12353 the global variables.
12354 (ix86_function_specific_print): New function hook to print the
12355 target specific options in the cl_target_option structure.
12356 (ix86_valid_option_attribute_p): New function hook to validate
12357 attribute((option(...))) arguments.
12358 (ix86_valid_option_attribute_tree): New function that is common
12359 code between attribute((option(...))) and #pragma GCC option
12360 support that parses the options and returns a tree holding the options.
12361 (ix86_valid_option_attribute_inner_p): New helper function for
12362 ix86_valid_option_attribute_tree.
12363 (ix86_can_inline_p): New function hook to decide if one function
12364 can inline another on a target specific basis.
12365 (ix86_set_current_function); New function hook to switch target
12366 options if the user used attribute((option(...))) or #pragma GCC
12368 (ix86_tune_defaulted): Move to static file scope from
12370 (ix86_arch_specified): Ditto.
12371 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12373 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12374 (OPTION_MASK_ISA_ABM_SET): Ditto.
12375 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12376 (OPTION_MASK_ISA_CX16_SET): Ditto.
12377 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12378 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12379 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12380 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12381 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12382 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12383 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12384 (struct ptt): Move to static file scope from override_options.
12385 (processor_target_table): Ditto.
12386 (cpu_names): Ditto.
12387 (ix86_handle_option): Add support for options that are now isa options.
12388 (override_options): Add support for declaring functions that
12389 support different target options than were specified on the
12390 command line. Move struct ptt, processor_target_table, cpu_names,
12391 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12392 Add bool argument. Fix up error messages so the appropriate error
12393 is given for either command line or attribute.
12394 (ix86_previous_fndecl): New static to remember previous function
12395 declaration to see if we need to change target options.
12396 (ix86_builtins_isa): New array to record the ISA of each builtin
12398 (def_builtin): Always create the builtin function, even if the
12399 current ISA doesn't support it.
12400 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12401 tests for those builtins.
12402 (ix86_init_builtins): Remove TARGET_MMX test for calling
12403 ix86_init_mmx_sse_builtins.
12404 (ix86_expand_builtin): If the current ISA doesn't support a given
12405 builtin, signal an error.
12406 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12407 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12408 (TARGET_OPTION_SAVE): Ditto.
12409 (TARGET_OPTION_RESTORE): Ditto.
12410 (TARGET_OPTION_PRINT): Ditto.
12411 (TARGET_CAN_INLINE_P): Ditto.
12413 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12415 * c-typeck.c (build_external_ref): Don't call assemble_external.
12416 * final.c (output_operand): Call assemble_external.
12418 2008-07-21 DJ Delorie <dj@redhat.com>
12420 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12421 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12423 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12425 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12426 original insn and splitter contents into ...
12427 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12428 flag_unsafe_math_optimizations. Add dummy scratch register.
12429 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12430 !flag_unsafe_math_optimizations. Returns number with next
12431 highest magnitude if this is still less or equal to the true
12432 quotient in magnitude.
12434 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12436 * Makefile.in: Replace toplev.h with TOPLEV_H.
12437 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12438 * c-lex.c (fe_file_change): Don't set in_system_header.
12439 * c-parser.c (c_token): Remove in_system_header.
12440 (c_lex_one_token): Don't set in_system_header.
12441 (c_parser_set_source_position_from_token): Don't set in_system_header.
12442 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12445 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12446 * flags.h (in_system_header): Remove.
12447 * function.c (saved_in_system_header): Remove.
12448 (push_cfun): Don't set in_system_header.
12449 (pop_cfun): Don't set in_system_header.
12450 (push_struct_function): Don't set in_system_header.
12451 * input.h (expanded_location): Add sysp.
12452 (in_system_header_at): New.
12453 (in_system_header): New.
12454 * toplev.c (in_system_header): Remove.
12455 * toplev.h: Include input.h
12457 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12458 * tree-ssa.c (warn_uninit): Call warning_at.
12459 (warn_uninitialized_var): Update calls to warn_uninit.
12460 (warn_uninitialized_phi): Update calls to warn_uninit.
12461 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12462 (expand_location): Initialize xloc.sysp.
12463 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12464 (tree_decl_with_vis): Remove in_system_header_flag.
12466 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12469 * recog.c (asm_operand_ok): Change the order of the extra
12470 memory constraint checks.
12472 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12475 * tree-switch-conversion.c (build_one_array): Call
12476 varpool_mark_needed_node and varpool_finalize_decl
12477 instead of assemble_variable.
12479 2008-07-19 Jan Hubicka <jh@suse.cz>
12481 * cgraph.c (cgraph_add_new_function): Do early local passes.
12482 * tree-nrv.c (gate_pass_return_slot): New gate.
12483 (pass_nrv): Add the gate.
12484 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12486 (coalesce_ssa_name): Coalesce SSA names.
12487 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12488 not optimizing so unused user vars remains visible.
12489 * common.opt (flag_tree_ter): Always enable by default.
12490 * tree-ssa-ter.c: Include flags.h
12491 (is_replaceable_p): Check that locations match; when aliasing
12492 is missing be conservative about loads.
12493 * tree-optimize.c (gate_init_datastructures): Remove.
12494 (pass_init_datastructures): New.
12495 * passes.c: Reorder passes so we always go into SSA.
12497 2008-07-19 Jan Hubicka <jh@suse.cz>
12499 * doc/extend.texi (flatten attribute): Remove note about
12501 * doc/invoke.texi (--combine): Likewise.
12502 (-finline-functions-called-once): Update levels when enabled.
12503 (-funit-at-a-time): Document new behaviour.
12504 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12505 -fno-section-anchors when disabled explicitly.
12506 (inline params): They are not ignored now.
12507 (precompiled headers): Remove unit-at-a-time as being incompatible.
12508 * opts.c (decode_options): Handle unit-at-a-time as alias;
12509 imply -fno-section-anchors when toplevel reorder is disabled
12511 * common.opt (ftoplevel-reorder): Set default value to 2.
12512 (funit-at-a-time): Set default value to 1.
12513 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12516 2008-07-19 Jan Hubicka <jh@suse.cz>
12518 * builtins.c (expand_builtin_int_roundingfn,
12519 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12522 2008-07-19 Richard Guenther <rguenther@suse.de>
12525 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12526 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12527 * tree-ssa-pre.c (get_expr_value_id): For newly created
12528 constant value-ids make sure to add the expression to its
12531 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12533 PR middle-end/36877
12534 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12535 return value of the builtin is ignored.
12537 2008-07-19 Olivier Hainque <hainque@adacore.com>
12539 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12540 bits, a C conformant malloc implementation has to provide.
12541 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12543 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12547 * reload.c (find_reloads_subreg_address): Only reload address if
12548 reloaded == 0, not for reloaded != 1.
12551 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12552 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12553 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12554 m32c_legitimize_reload_address.
12556 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12557 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12558 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12560 2008-07-19 Olivier Hainque <hainque@adacore.com>
12562 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12563 argument, saying whether nested array are to be collapsed
12564 into a single array type DIE with multiple subscripts.
12565 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12566 issues, centralize the nested array types collapsing control and
12567 disable the transformation for Ada.
12569 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12572 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12574 (x86_64_shift_adj_2): New expander.
12575 (x86_64_shift_adj_3): Ditto.
12576 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12577 to split TImode operands.
12578 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12579 (ix86_split_lshr): Ditto.
12581 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12583 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12584 and __CHAR32_TYPE__.
12585 * c-typeck.c (digest_init): Support char16_t and char32_t.
12586 (set_nonincremental_init_from_string): Idem.
12588 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12590 PR middle-end/36859
12591 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12592 PREFERRED_STACK_BOUNDARY.
12593 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12595 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12597 PR middle-end/36858
12598 * function.c (locate_and_pad_parm): Cap boundary earlier.
12600 2008-07-17 Julian Brown <julian@codesourcery.com>
12602 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12603 no-op for targets which don't use DLLs.
12605 2008-07-17 Martin Jambor <mjambor@suse.cz>
12607 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12608 that nodes are relevant by examining the node->analyzed flag.
12609 (ipcp_init_stage): Check which nodes are relevant, assert that the
12610 relevant ones are also required.
12611 (ipcp_propagate_stage): Check on the side arrays are properly
12613 (ipcp_print_all_jump_functions): Make sure not to touch any node
12614 that is not analyzed or an edge that does not have a corresponding
12615 entry in the on-the-side vectors.
12616 (ipcp_function_scale_print): Likewise.
12617 (ipcp_update_callgraph): Check that the node is relevant.
12618 (ipcp_insert_stage): Check that the node is relevant. Check there is
12619 an info for every node and edge.
12620 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12621 (ipa_print_all_tree_maps): Likewise and a new variable info.
12622 (ipa_print_all_params_modified): Likewise.
12623 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12625 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12628 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12630 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12632 PR rtl-optimization/36753
12633 * fwprop.c (use_killed_between): Don't shortcut
12634 single-definition global registers.
12636 2008-07-16 Jan Hubicka <jh@suse.cz>
12638 * cgraph.h (varpool_empty_needed_queue): Declare.
12639 * cgraphunit.c (output_in_order): Mark all variables as needed;
12641 * varpool.c (varpool_assemble_node): Update debug queue.
12642 (varpool_assemble_pending_decls): Don't do it here.
12643 (varpool_empty_needed_queue): New function.
12645 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12647 * recog.c (peephole2_optimize): Fix formatting.
12649 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12651 * c-pch.c (get_ident): Avoid C++ keywords.
12652 * combine-stack-adj.c (single_set_for_csa): Likewise.
12653 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12654 output_asm_insn): Likewise.
12655 * reload.c (push_secondary_reload, find_reusable_reload,
12656 push_reload, combine_reloads, find_reloads,
12657 debug_reload_to_stream): Likewise.
12658 * reload.h (struct reload): Likewise.
12659 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12660 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12661 emit_output_reload_insns): Likewise.
12662 * targhooks.c (default_secondary_reload): Likewise.
12663 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12665 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12667 * recog.c (validate_change_1, validate_change,
12668 validate_unshare_change, validate_replace_rtx_1, struct
12669 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12671 * reload.c (push_secondary_reload, secondary_reload_class,
12672 scratch_reload_class, find_valid_class, find_reusable_reload,
12673 push_reload, find_dummy_reload, find_reloads_address_1,
12674 find_reloads_address_part, find_equiv_reg): Likewise.
12675 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12676 choose_reload_regs): Likewise.
12677 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12679 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12680 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12681 * sched-rgn.c (concat_INSN_LIST): Likewise.
12682 * stor-layout.c (mode_for_size, mode_for_size_tree,
12683 smallest_mode_for_size): Likewise.
12685 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12687 * cfg.c (dump_reg_info): Avoid C++ keywords.
12688 * dwarf2asm.c (dw2_force_const_mem,
12689 dw2_asm_output_encoded_addr_rtx): Likewise.
12690 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12691 * expmed.c (expand_shift): Likewise.
12692 * global.c (find_reg): Likewise.
12693 * graph.c (draw_edge): Likewise.
12694 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12695 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12696 widen_clz, widen_bswap, expand_parity, expand_unop,
12697 emit_cmp_and_jump_insn_1): Likewise.
12698 * postreload.c (reload_cse_simplify_operands): Likewise.
12699 * ra.h (add_neighbor): Likewise.
12700 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12701 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12702 record_reg_classes, copy_cost, record_address_regs,
12703 invalid_mode_change_p): Likewise.
12704 * regrename.c (regrename_optimize, scan_rtx_reg,
12705 dump_def_use_chain, find_oldest_value_reg,
12706 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12708 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12710 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12711 MASK_POWERPC64 for power4 in previous commit.
12713 2008-07-16 Olivier Hainque <hainque@adacore.com>
12715 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12716 instead of bare conversion to cast const-ness away.
12718 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12720 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12721 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12722 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12723 (TARGET_FUNCTION_VALUE): Define.
12725 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12727 * config/rs6000/rs6000.c (processor_target_table): Add
12728 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12730 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12733 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12734 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12735 m32c_legitimize_reload_address.
12737 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12739 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12740 DECL_IN_SYSTEM_HEADER in sync.
12742 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12744 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12745 * tree-ssa-pre.c (pre_expr_eq): Ditto
12746 (get_constant_for_value_id): Take a type as an argument.
12747 (fully_constant_expression): Pass in type.
12748 (find_or_generate_expression): Short circuit constant case.
12749 (create_expression_by_pieces): Remove special casing of
12751 (do_regular_insertion): Short circuit constant case.
12752 (do_partial_partial_insertion): Ditto.
12754 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12757 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12759 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12761 * config/xtensa/libgcc-xtensa.ver: New file.
12762 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12764 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12766 * df-problems.c (df_set_note): Avoid C++ keywords.
12767 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12768 * dse.c (record_store, remove_useless_values): Likewise.
12769 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12770 gen_reg_rtx_offset, operand_subword, change_address_1,
12771 change_address, adjust_address_1, offset_address,
12772 widen_memory_access, emit_copy_of_insn_after): Likewise.
12773 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12774 * fwprop.c (should_replace_address, propagate_rtx_1,
12775 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12777 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12778 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12779 * lcm.c (compute_insert_delete, pre_edge_lcm,
12780 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12781 * lower-subreg.c (resolve_reg_notes): Likewise.
12782 * mode-switching.c (optimize_mode_switching): Likewise.
12784 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12786 * bt-load.c (add_btr_def, migrate_btr_def,
12787 branch_target_load_optimize): Avoid C++ keywords.
12788 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12790 * combine.c (subst, simplify_set, make_extraction,
12791 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12792 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12793 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12795 2008-07-15 Richard Guenther <rguenther@suse.de>
12797 PR middle-end/36369
12798 * c-common.c (strict_aliasing_warning): Do not warn for
12799 TYPE_REF_CAN_ALIAS_ALL pointers.
12800 (c_common_get_alias_set): may_alias types are not special.
12801 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12802 attribute and set can_ref_all accordingly.
12803 (build_reference_type_for_mode): Likewise.
12804 * doc/extend.texi (may_alias): Clarify.
12806 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12809 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12810 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12812 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12815 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12816 gcc_assert, instead call output_operand_lossage.
12818 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12820 * builtins.c (std_canonical_va_list): Treat structure based
12823 2008-07-15 Ben Elliston <bje@au.ibm.com>
12825 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12827 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12829 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12832 2008-07-14 Jan Hubicka <jh@suse.cz>
12834 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12835 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12836 fix predicates and constraints.
12837 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12838 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12840 2008-07-14 Doug Kwan <dougkwan@google.com>
12842 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12843 additional option file arm/eabi.opt.
12844 * config/arm/eabi.h (File): New configuration file for EABI targets.
12845 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12846 SUBSUBTARGET_EXTRA_SPECS.
12847 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12848 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12849 from STARTFILE_SPEC so that it can be referenced in an override.
12850 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12851 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12852 can be referenced in an override.
12853 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12854 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12855 so that it can be referenced in an override.
12856 (LINK_SPEC): Use BPABI_LINK_SPEC.
12857 * config/arm/eabi.opt (File): New.
12859 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12861 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12862 (FIXED_VALUE_H): New variable.
12863 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12864 input.h, fixed-value.h.
12865 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12866 (BASIC_BLOCK_H): Use $(BITMAP_H).
12867 (FUNCTION_H): Add varray.h.
12868 (IPA_REFERENCE_H): Use $(BITMAP_H).
12869 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12870 (DF_H): Use $(BITMAP_H).
12871 (GGC_H): Add statistics.h.
12872 (INSN_ADDR_H): New.
12873 (INSN_ATTR_H): Use it.
12874 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12876 (SYMTAB_H): Add $(OBSTACK_H).
12877 (CPP_INTERNAL_H): New.
12878 (TREE_DUMP_H): Add tree-pass.h.
12879 (TREE_FLOW_H): Use $(BITMAP_H)
12880 (PRETTY_PRINT_H): Use $(INPUT_H).
12881 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12884 (many object files): Fix lots of header dependencies throughout.
12886 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12888 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12890 (s-gtyp-input): Use them to write tmp-gi.list.
12891 (echo_to_gi.list): Remove.
12893 2008-07-14 Richard Guenther <rguenther@suse.de>
12895 * tree-ssa-sccvn.c (pre_info): Remove.
12896 (switch_to_PRE_table): Likewise.
12897 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12898 (set_hashtable_value_ids): Do not create value-ids for the
12900 (run_scc_vn): Remove double test. Remove bogus special-case
12901 in value-number printing.
12902 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12903 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12905 * tree-flow-inline.h (get_value_handle): Remove.
12906 * tree-flow.h (get_value_handle): Remove.
12908 2008-07-14 Martin Jambor <mjambor@suse.cz>
12910 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12911 in which we generate arithmetics is not a subrange.
12913 2008-07-14 Martin Jambor <mjambor@suse.cz>
12915 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12917 2008-07-14 Richard Guenther <rguenther@suse.de>
12919 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12921 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12924 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12925 reload for symbol refs moved to r0 with -fPIC.
12926 (legitimize_pic_address): Use the target register as temporary
12928 (emit_symbolic_move): Adjust comment.
12929 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12932 2008-07-14 Ben Elliston <bje@au.ibm.com>
12934 * c-common.h (C_CPP_HASHNODE): New macro.
12935 * coretypes.h (struct cpp_token): Forward declare.
12936 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12937 the context-sensitive keyword method.
12938 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12939 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12940 expand_bool_pixel): New.
12941 (altivec_categorize_keyword): New function.
12942 (init_vector_keywords): New function.
12943 (rs6000_macro_to_expand): Likewise.
12944 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12945 compiling an ISO C dialect.
12947 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12949 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12950 (create_expression_by_pieces): Fix typo.
12951 (do_regular_insertion): Use debug counter here too.
12953 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12956 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12957 CONST_OK_FOR_LETTER_P. All port-local users changed.
12958 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12959 implement Kp matching power-of-two.
12960 (CONSTRAINT_LEN): Define to match.
12961 * config/cris/cris.md: Replace all use of constraint K with Kc.
12962 ("*btst*): Use Kp for operand 0 of last alternative.
12964 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12967 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12970 2008-07-13 Jan Hubicka <jh@suse.cz>
12972 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12975 2008-07-13 Richard Guenther <rguenther@suse.de>
12977 PR middle-end/36811
12978 * langhooks.c (lhd_print_error_function): Deal with recursive
12981 2008-07-12 Jan Hubicka <jh@suse.cz>
12983 * cgraph.c (assembler_name_hash): New static var.
12984 (hash_node_by_assembler_name, eq_assembler_name): New.
12985 (cgraph_node_for_asm): Use hashtable.
12986 (cgraph_remove_node): Maintain hashtable.
12987 (change_decl_assembler_name): Sanity check that names are not changing
12988 after aliasing was processed.
12989 * cgraph.h (varpoon_node): Add next GGC marker.
12990 * tree.c (decl_assembler_name_equal): Constify.
12991 (decl_assembler_name_hash): New.
12992 * tree.h (decl_assembler_name_equal): Constify.
12993 (decl_assembler_name_hash): Update.
12995 2008-07-12 David Daney <ddaney@avtrex.com>
12997 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12998 sb1 and r5000 cpus.
13000 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13002 * doc/md.texi: Document the MIPS "v" constraint.
13003 * config/mips/mips.h (reg_class): Revert last change.
13004 (REG_CLASS_NAMES): Likewise.
13005 (REG_CLASS_CONTENTS): Likewise.
13006 * config/mips/mips.c (mips_regno_to_class): Likewise.
13007 * config/mips/constraints.md (v): Likewise, but add documentation.
13008 Add a comment to say that this constraint should not be used in
13011 2008-07-11 DJ Delorie <dj@redhat.com>
13013 * config/h8300/h8300.md (length): Fix branch offset limit.
13015 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13017 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13018 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13019 (avr_hard_regno_scratch_ok): New function.
13020 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13021 * config/avr/avr.md (all peepholes that request a scratch register):
13022 Remove avr_peep2_scratch_safe use.
13024 2008-07-11 Tom Tromey <tromey@redhat.com>
13025 Ian Lance Taylor <iant@google.com>
13027 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13028 (struct c_common_resword): Define.
13029 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13030 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13031 (c_common_reswords, num_c_common_reswords): Declare.
13032 * c-common.c (c_common_reswords): New global const array.
13033 (num_c_common_reswords): New const int.
13034 * c-parser.c (struct resword, reswords): Don't define.
13035 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13036 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13037 than reswords. If warning about C++ keywords, give them a special
13039 (c_lex_one_token): Warn about C++ keywords. Call
13040 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13041 (c_parser_external_declaration): Look for RID_xxx rather than
13042 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13043 (c_parser_statement_after_labels): Likewise.
13044 (c_parser_objc_class_instance_variables): Likewise.
13045 (c_parser_objc_class_declaration): Likewise.
13046 (c_parser_objc_try_catch_statement): Likewise.
13047 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13048 (declspecs_add_type): Likewise.
13050 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13052 * ggc-page.c (alloc_page):
13053 Substituting xmalloc, xcalloc with
13054 XNEWVEC and XCNEWVAR macros which add the
13057 2008-07-11 Richard Guenther <rguenther@suse.de>
13059 PR tree-optimization/36765
13060 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13061 aliases from HEAP vars to SMTs.
13063 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13065 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13066 * configure.ac (loose_warn): Move -Wc++-compat from here...
13067 (strict_warn): ...to here.
13068 * configure: Regenerate.
13070 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13072 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13073 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13074 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13075 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13076 excluding more specific h8300-*-* and sh-*-* targets.
13078 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13080 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13081 (eliminate): Ditto.
13082 (execute_pre): Call loop_optimizer_finalize in early exit.
13084 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13086 PR middle-end/36790
13087 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13088 uids in the bitmap, not just VAR_DECL uids.
13090 PR rtl-optimization/36419
13091 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13092 (combine_stack_adjustments_for_block): Call it if needed. Delete
13094 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13095 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13096 prologue sp adjustment.
13098 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13101 * opts.c (print_ignored_options): Report postponed diagnostics for
13102 unknown -Wno-* options as warnings, not errors.
13103 (postpone_unknown_option_error): Renamed to...
13104 (postpone_unknown_option_warning): ... this.
13106 2008-07-09 Doug Kwan <dougkwan@google.com>
13109 2008-07-08 Doug Kwan <dougkwan@google.com>
13111 * config/arm/arm.opt (mandroid): New option.
13112 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13113 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13115 (CC1PLUS_SPEC): Same.
13117 (STARTFILE_SPEC): Same.
13118 (ENDFILE_SPEC): Same.
13119 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13122 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13125 * config/mips/mips.h (reg_class): Remove V1_REG.
13126 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13127 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13128 instead of V1_REGS.
13129 (mips_get_tp): New function.
13130 (mips_legitimize_tls_address): Use it.
13131 * config/mips/constraints.md (v): Delete.
13132 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13133 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13134 After reload, split into a move and ...
13135 (*tls_get_tp_<mode>_split): ...this new instruction.
13137 2008-07-09 David Daney <ddaney@avtrex.com>
13139 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13141 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13143 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13144 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13146 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13147 htab_delete should be called. Don't free c.
13148 (lookup_tmp_var): Create temp_htab lazily.
13149 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13150 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13152 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13153 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13154 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13155 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13156 * tree-sra.c (generate_element_init): Likewise.
13157 * tree-mudflap.c (execute_mudflap_function_ops,
13158 execute_mudflap_function_decls): Likewise.
13159 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13160 * tree-gimple.h (struct gimplify_ctx): New type.
13161 (push_gimplify_context): Adjust prototype.
13163 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13165 * tree-ssa-pre.c (phi_translate_1): Update placement of
13166 add_to_value calls.
13168 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13170 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13171 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13172 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13173 * targhooks.c (default_hard_regno_scratch_ok): New function.
13174 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13175 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13176 * recog.c: Include "target.h".
13177 (peep2_find_free_register): Add check for global regs. Add target
13179 * Makefile.in (recog.o): Depend on target.h.
13181 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13183 * config/sh/sh.c (sh_canonical_va_list_type): New.
13184 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13186 2008-07-09 Raksit Ashok <raksit@google.com>
13188 * doc/invoke.texi (Option Summary): Mention new option
13189 -Wdisallowed-function-list=...
13190 (Warning Options): Document -Wdisallowed-function-list=...
13191 * common.opt (Wdisallowed-function-list=): New flag.
13192 * flags.h (warn_disallowed_functions): External definition of new
13193 boolean warning flag.
13194 (warn_if_disallowed_function_p): Declare new function.
13195 * opts.c (warning_disallowed_functions): New static variable.
13196 (warn_disallowed_functions): New boolean warning flag.
13197 (warn_if_disallowed_function_p): New function.
13198 (add_comma_separated_to_vector): Rename
13199 add_instrument_functions_exclude_list to this.
13200 (common_handle_option): Handle new option. Rename calls to
13201 add_instrument_functions_exclude_list into calls to
13202 add_comma_separated_to_vector.
13203 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13204 based on flag warn_disallowed_functions.
13206 2008-07-09 Christian Bruel <christian.bruel@st.com>
13208 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13209 instead of get_attr_length.
13211 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13213 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13215 * genemit.c (gen_insn): Likewise.
13216 * gengtype.c (note_def_vec): Likewise.
13217 * gengtype.h (note_def_vec): Likewise.
13218 * genoutput.c (struct data, output_insn_data, process_template,
13219 gen_expand, gen_split, note_constraint): Likewise.
13220 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13221 make_insn_sequence): Likewise.
13222 * gensupport.c (record_insn_name): Likewise.
13224 2008-07-08 Doug Kwan <dougkwan@google.com>
13226 * config/arm/arm.opt (mandroid): New option.
13227 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13228 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13230 (CC1PLUS_SPEC): Same.
13232 (STARTFILE_SPEC): Same.
13233 (ENDFILE_SPEC): Same.
13234 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13237 2008-07-08 Raksit Ashok <raksit@google.com>
13239 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13240 (set_storage_via_setmem): Fix expected_align parameter.
13241 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13242 missing from the list.
13243 * doc/md.texi (movmem): Explicitly state that expected alignment is
13244 to be expressed in bytes.
13245 (setmem): Explicitly state that expected alignment is to be expressed
13248 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13250 * reload.c (find_reloads_subreg_address): Do not require validity
13251 of address in original mode before reloading address.
13253 2008-07-07 Tianwei Sheng <tianweis@google.com>
13255 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13256 bounds array access.
13258 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13260 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13262 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13264 Fix PR tree-optimization/23455
13265 Fix PR tree-optimization/35286
13266 Fix PR tree-optimization/35287
13267 * Makefile.in (OBJS-common): Remove tree-vn.o.
13268 (tree-vn.o): Remove.
13269 * dbgcnt.def: Add treepre_insert debug counter.
13270 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13271 (debug_value_expressions): Ditto.
13272 (print_value_expressions): Ditto.
13273 * tree-pretty-print.c (dump_generic_node): Updated for
13274 VALUE_HANDLE removal.
13275 * tree-ssa-dom.c (record_equality): Ditto.
13276 (cprop_operand): Ditto.
13277 (lookup_avail_expr): Ditto.
13278 * tree-ssa-threadedge.c
13279 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13280 (simplify_control_stmt_condition): Ditto.
13281 * tree.c (tree_code_size): Ditto.
13282 (tree_node_structure): Ditto.
13283 (iterative_hash_expr): Ditto.
13285 * tree.h (VALUE_HANDLE_ID): Ditto.
13286 (VALUE_HANDLE_EXPR_SET): Ditto.
13287 (struct tree_value_handle): Ditto.
13288 (union tree_node): Ditto.
13289 * treestruct.def: Ditto.
13290 * tree-vn.c: Removed.
13291 * tree-ssa-pre.c: Rewritten entirely.
13292 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13293 (constant_value_ids): Ditto.
13294 (vn_nary_op_t): Moved to header.
13296 (vn_reference_op_t): Ditto
13297 (vn_reference_t): Ditto.
13298 (next_value_id): New variable.
13299 (VN_INFO): Add an assert.
13300 (vn_constant_eq): New function.
13301 (vn_constant_hash): Ditto.
13302 (get_or_alloc_constant_value_id): Ditto.
13303 (value_id_constant_p): Ditto.
13304 (vn_reference_compute_hash): De-staticify.
13305 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13306 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13307 (valueize_refs): Update opcode if it changes from ssa name to constant.
13308 (vn_reference_lookup_1): Add new argument.
13309 (vn_reference_lookup): Ditto.
13310 (vn_reference_lookup_pieces): New function.
13311 (vn_reference_insert): Add return type. Modify to deal with value ids.
13312 (vn_reference_insert_pieces): New function.
13313 (vn_nary_op_compute_hash): De-staticify.
13314 (vn_nary_op_eq): Ditto.
13315 (vn_nary_op_lookup_pieces): New function.
13316 (vn_nary_op_lookup): Add new argument.
13317 (vn_nary_op_insert_pieces): New function.
13318 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13319 (vn_phi_insert): Ditto.
13320 (visit_unary_op): Update for callee changes.
13321 (visit_binary_op): Ditto.
13322 (visit_reference_op_load): Ditto.
13323 (visit_reference_op_store): Ditto.
13324 (init_scc_vn): Init next_value_id, constant_to_value_id and
13325 constant_value_ids.
13326 (free_scc_vn): Free them.
13327 (set_hashtable_value_ids): New function.
13328 (run_scc_vn): Use it.
13329 (get_max_value_id): New function.
13330 (get_next_value_id): Ditto.
13331 (expressions_equal_p): Moved from tree-vn.c
13332 (sort_vuses): Ditto.
13333 (sort_vuses_heap): Ditto.
13334 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13336 * tree.c (iterative_hash_hashval_t): Made non-static
13337 * tree.h (iterative_hash_hashval_t): Declare it.
13339 2008-07-08 Martin Jambor <mjambor@suse.cz>
13341 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13342 instead of ipa_create_node_params.
13343 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13344 ipa_check_create_edge_args, free them with
13345 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13347 * ipa-prop.c: Include flags.h and tree-inline.h.
13348 (ipa_node_params_vector): New variable.
13349 (ipa_edge_args_vector): New variable.
13350 (edge_removal_hook_holder): New variable.
13351 (node_removal_hook_holder): New variable.
13352 (edge_duplication_hook_holder): New variable.
13353 (node_duplication_hook_holder): New variable.
13354 (ipa_detect_param_modifications): Check for presence of modified flags.
13355 (ipa_compute_jump_functions): Check for presence of jump functions.
13356 (ipa_free_edge_args_substructures): New function.
13357 (ipa_create_node_params): Removed.
13358 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13359 (ipa_free_node_params_substructures): New function.
13360 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13362 (ipa_edge_removal_hook): New function.
13363 (ipa_node_removal_hook): New function.
13364 (duplicate_array): New function.
13365 (ipa_edge_duplication_hook): New function.
13366 (ipa_node_duplication_hook): New function.
13367 (ipa_register_cgraph_hooks): New function.
13368 (ipa_unregister_cgraph_hooks): New function.
13369 (free_all_ipa_structures_after_ipa_cp): New function.
13371 * ipa-prop.h: Include vec.h.
13372 (ipa_node_params_t): New typedef with vector types for it.
13373 (ipa_edge_args_t): New typedef with vector types for it.
13374 (IPA_NODE_REF): Changed to access an on-the-side vector.
13375 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13376 (ipa_check_create_node_params): New function.
13377 (ipa_check_create_edge_args): New function.
13379 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13382 2008-07-07 Tom Tromey <tromey@redhat.com>
13384 * configure, config.in: Rebuilt.
13385 * configure.ac: Don't check for scandir or alphasort.
13387 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13389 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13390 types immediately after creating them.
13392 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13394 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13396 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13398 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13399 dump_constraint_graph.
13400 (dump_constraint_edge): New function.
13401 (dump_constraint_graph): New function.
13402 (debug_constraint_graph): New function.
13403 (dump_constraint): Removed useless comparison.
13404 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13405 (dump_constraint_graph): Declare.
13406 (debug_constraint_graph): Declare.
13407 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13409 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13411 * config/i386/i386.c (is_va_list_char_pointer): New.
13412 (ix86_va_start): Replace compare with ms_va_list_type_node
13413 by is_va_list_char_pointer.
13414 (ix86_gimplify_va_arg): Likewise.
13416 2008-07-07 Martin Jambor <mjambor@suse.cz>
13418 * cgraph.c (cgraph_edge_max_uid): New variable.
13419 (struct cgraph_edge_hook_list): New type.
13420 (struct cgraph_node_hook_list): New type.
13421 (struct cgraph_2edge_hook_list): New type.
13422 (struct cgraph_2node_hook_list): New type.
13423 (first_cgraph_edge_removal_hook): New variable.
13424 (first_cgraph_node_removal_hook): New variable.
13425 (first_cgraph_edge_duplicated_hook): New variable.
13426 (first_cgraph_node_duplicated_hook): New variable.
13427 (cgraph_add_edge_removal_hook): New function.
13428 (cgraph_remove_edge_removal_hook): New function.
13429 (cgraph_call_edge_removal_hooks): New function.
13430 (cgraph_add_node_removal_hook): New function.
13431 (cgraph_remove_node_removal_hook): New function.
13432 (cgraph_call_node_removal_hooks): New function.
13433 (cgraph_add_edge_duplication_hook): New function.
13434 (cgraph_remove_edge_duplication_hook): New function.
13435 (cgraph_call_edge_duplication_hooks): New function.
13436 (cgraph_add_node_duplication_hook): New function.
13437 (cgraph_remove_node_duplication_hook): New function.
13438 (cgraph_call_node_duplication_hooks): New function.
13439 (cgraph_create_edge): Assign to edge uid.
13440 (cgraph_remove_edge): Call edge removal hooks.
13441 (cgraph_node_remove_callees): Call edge removal hooks.
13442 (cgraph_node_remove_callers): Call edge removal hooks.
13443 (cgraph_remove_node): Call node removal hooks.
13444 (cgraph_clone_edge): Call edge duplication hooks.
13445 (cgraph_clone_node): Call node duplication hooks.
13447 * cgraph.h (cgraph_edge): New field uid.
13448 (cgraph_edge_hook): New type.
13449 (cgraph_node_hook): New type.
13450 (cgraph_2edge_hook): New type.
13451 (cgraph_2node_hook): New type.
13453 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13455 * config.in: Regenerate.
13457 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13459 * gcc.c (print_sysroot): New.
13460 (option_map, display_help, process_command): Handle the
13461 -print-sysroot option.
13462 (main): Print the sysroot if requested.
13463 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13465 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13468 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13470 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13472 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13473 (assign_parm_setup_block_p): Also check mode of entry_parm.
13475 2008-07-07 Richard Guenther <rguenther@suse.de>
13477 * tree-ssa-structalias.h (set_used_smts): Remove.
13478 * tree-ssa-structalias.c (used_smts): Likewise.
13479 (set_used_smts): Likewise.
13480 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13481 call to set_used_smts.
13483 2008-07-07 Richard Guenther <rguenther@suse.de>
13485 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13486 (new_var_info): Set it to false.
13487 (solution_set_add): Correctly handle pointers outside a var and
13489 (type_safe): Treat variables with is_full_var properly.
13490 (do_sd_constraint): Likewise.
13491 (do_ds_constraint): Likewise.
13492 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13493 (get_constraint_for_ptr_offset): New function.
13494 (get_constraint_for_component_ref): For addresses at least include
13495 the last field of the variable. Handle is_full_vars properly.
13496 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13497 (handle_ptr_arith): Remove.
13498 (find_func_aliases): Simplify assignment handling.
13499 (create_function_info_for): For parameter and result varinfos set
13501 (create_variable_info_for): Set is_full_var flag whenever we
13502 just created a single varinfo for a decl.
13503 (init_alias_vars): Initialize use_field_sensitive from
13504 max-fields-for-field-sensitive parameter.
13506 2008-07-07 Richard Guenther <rguenther@suse.de>
13508 PR tree-optimization/36713
13509 * tree-flow-inline.h (is_call_used): New function.
13510 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13511 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13512 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13514 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13516 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13518 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13520 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13522 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13523 Nathan Sidwell <nathan@codesourcery.com>
13525 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13526 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13528 * config/m68k/t-linux: New.
13529 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13532 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13534 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13535 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13538 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13540 * gcc.c (execute): Fix -Wc++-compat warning.
13542 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13545 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13546 constant for little endian.
13548 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13550 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13551 mips_base_mips16 instead of TARGET_MIPS16.
13552 (mips_base_mips16): Declare.
13553 * config/mips/mips.c (mips_base_mips16): Make global.
13554 (was_mips16_p): Remove GTY marker.
13555 (was_mips16_pch_p): New variable.
13556 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13557 (mips_override_options): Force to non-MIPS16 mode initially.
13558 Do not complain about MIPS16 PIC incompatibilities here.
13559 Only allow -mgpopt if -mexplicit-relocs is in force for
13562 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13564 * configure.ac: Check for caddr_t, define to char * if not defined.
13565 * configure: Regenerate.
13566 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13567 (mmap_gt_pch_use_address): Likewise.
13568 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13570 2008-07-06 Richard Guenther <rguenther@suse.de>
13572 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13573 (new_var_info): Deal with it.
13574 (solution_set_add): Likewise.
13575 (bitpos_of_field): Make signed, fix.
13576 (struct fieldoff): Remove type and decl fields. Make size field
13577 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13579 (fieldoff_compare): Deal with it.
13580 (push_fields_onto_fieldstack): Remove has_union argument, glob
13581 adjacent non-pointer fields together.
13582 (create_function_info_for): Do not set has_union.
13583 (create_variable_info_for): Simplify.
13585 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13587 * config.gcc (extra_headers): Add cross-stdarg.h for target
13588 x86_64-*-* and i?86-*-*.
13589 * config/i386/cross-stdarg.h: New.
13590 * builtins.c (std_fn_abi_va_list): New.
13591 (std_canonical_va_list_type): New.
13592 (stabilize_va_list): Replace va_list_type_node use by
13593 mtarget.canonical_va_list_type.
13594 (gimplify_va_arg_expr): Likewise.
13595 (expand_builtin_va_copy): Replace va_list_type_node use by
13596 mtarget.fn_abi_va_list.
13597 * tree-sra.c (is_va_list_type): New helper.
13598 (decl_can_be_decomposed_p): Replace
13599 va_list_type_node use by is_va_list_type.
13600 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13601 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13602 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13603 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13604 (ix86_enum_va_list): New.
13605 * config/i386/i386.c (sysv_va_list_type_node): New.
13606 (ms_va_list_type_node): New.
13607 (ix86_function_type_abi): Remove sorry.
13608 (ix86_build_builtin_va_list_abi): New.
13609 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13610 for 64-bit targets.
13611 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13612 (ix86_init_builtins_va_builtins_abi): New.
13613 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13614 for 64-bit targets.
13615 (ix86_handle_abi_attribute): New.
13616 (attribute_spec): Add sysv_abi and ms_abi.
13617 (ix86_fn_abi_va_list): New.
13618 (ix86_canonical_va_list_type): New.
13619 (ix86_enum_va_list): New.
13620 (TARGET_FN_ABI_VA_LIST): New.
13621 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13622 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13623 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13624 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13625 (TARGET_ENUM_VA_LIST): New.
13626 * expr.h (std_fn_abi_va_list): New.
13627 (std_canonical_va_list_type): New.
13628 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13629 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13630 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13631 TARGET_CANONICAL_VA_LIST_TYPE.
13632 * target.h (struct gcc_target): Add fn_abi_va_list hook
13633 and canonical_va_list_type hook.
13635 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13637 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13638 integral and pointer types.
13640 2008-07-04 Roger Sayle <roger@eyesopen.com>
13642 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13643 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13645 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13648 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13650 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13652 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13653 build_gimple_modify_stmt.
13654 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13655 gimple operand. Use fold_build* instead of build*.
13657 2008-07-04 Richard Guenther <rguenther@suse.de>
13659 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13660 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13661 properly to compute the reachability set if we do field-sensitive PTA.
13662 * invoke.texi (max-fields-for-field-sensitive): Document default.
13663 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13664 100 for optimize >= 2.
13666 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13668 * ggc-zone.c (lookup_page_table_if_allocated,
13669 set_page_table_entry, zone_find_object_size, alloc_small_page,
13670 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13671 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13672 -Wc++-compat and/or -Wcast-qual warnings.
13674 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13677 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13678 pic_offset_table_rtx to be marked as used here.
13679 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13680 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13681 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13682 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13683 !TARGET_SECURE_PLT.
13685 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13687 * alloc-pool.c (hash_descriptor, eq_descriptor,
13688 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13689 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13691 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13692 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13693 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13694 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13697 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13699 * tree-flow.h (loop_only_exit_p): Declare.
13700 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13701 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13702 the number of iterations if it is constant. Otherwise, if this is the
13703 only possible exit of the loop, use the conservative estimate on the
13704 number of iterations of the entire loop if available.
13706 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13708 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13709 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13710 Add synchronization functions.
13711 * config/sync.c: New file.
13712 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13713 (LIBGCC_SYNC_CFLAGS): Likewise.
13715 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13718 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13719 (*pushtf_sse): New insn pattern.
13720 (pushtf splitters): New splitters.
13722 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13724 PR middle-end/35736
13725 * predict.c (build_predict_expr): Use void_type_node for the tree
13726 type, instead of NULL_TREE.
13728 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13730 * config/i386/i386.c (contains_aligned_value_p): Return true
13732 (ix86_data_alignment): Align TCmode to 128bits.
13733 (ix86_local_alignment): Likewise.
13735 2008-07-03 Andrew Haley <aph@redhat.com>
13738 * vec.h (VEC_TA): New.
13739 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13740 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13741 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13742 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13743 (C_COMMON_FIXED_TYPES): Remove first arg.
13744 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13745 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13746 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13747 not to use empty macro arguments.
13749 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13751 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13752 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13753 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13754 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13755 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13756 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13757 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13758 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13759 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13760 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13761 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13762 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13763 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13764 config/rs6000/e500crtres64gpr.asm,
13765 config/rs6000/e500crtres64gprctr.asm,
13766 config/rs6000/e500crtrest32gpr.asm,
13767 config/rs6000/e500crtrest64gpr.asm,
13768 config/rs6000/e500crtresx32gpr.asm,
13769 config/rs6000/e500crtresx64gpr.asm,
13770 config/rs6000/e500crtsav32gpr.asm,
13771 config/rs6000/e500crtsav64gpr.asm,
13772 config/rs6000/e500crtsav64gprctr.asm,
13773 config/rs6000/e500crtsavg32gpr.asm,
13774 config/rs6000/e500crtsavg64gpr.asm,
13775 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13776 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13777 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13778 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13779 config/sparc/sol2-cn.asm: Remove .file directives.
13781 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13783 * resource.c (mark_referenced_resources): Look inside
13784 UNSPEC_VOLATILEs and ASM_INPUTs.
13786 2008-07-02 Ian Lance Taylor <iant@google.com>
13788 * rtlanal.c (add_reg_note): New function.
13789 * rtl.h (add_reg_note): Declare.
13790 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13791 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13792 * builtins.c (expand_builtin_longjmp): Likewise.
13793 (expand_builtin_nonlocal_goto): Likewise.
13794 * calls.c (emit_call_1, expand_call): Likewise.
13795 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13796 * cfglayout.c (fixup_reorder_chain): Likewise.
13797 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13798 (commit_one_edge_insertion): Likewise.
13799 * combine.c (move_deaths, distribute_notes): Likewise.
13800 * df-problems.c (df_set_note): Likewise.
13801 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13802 (set_unique_reg_note): Likewise.
13803 (emit_copy_of_insn_after): Likewise.
13804 * expr.c (expand_expr_real): Likewise.
13805 * gcse.c (add_label_notes): Likewise.
13806 * haifa-sched.c (create_check_block_twin): Likewise.
13807 * jump.c (mark_jump_label_1): Likewise.
13808 * loop-doloop.c (add_test, doloop_modify): Likewise.
13809 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13810 * lower-subreg.c (move_eh_region_note): Likewise.
13811 * optabs.c (emit_libcall_block): Likewise.
13812 * predict.c (predict_insn): Likewise.
13813 (combine_predictions_for_insn): Likewise.
13814 * recog.c (peephole2_optimize): Likewise.
13815 * regmove.c (try_auto_increment): Likewise.
13816 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13817 * reload.c (find_reloads): Likewise.
13818 * reload1.c (fixup_eh_region_note): Likewise.
13819 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13820 * reorg.c (delete_prior_computation): Likewise.
13821 (delete_computation, dbr_schedule): Likewise.
13822 * config/pa/pa.c (legitimize_pic_address): Likewise.
13823 * config/sh/sh.c (sh_reorg): Likewise.
13825 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13828 * config/libgcc-glibc.ver: Add %exclude.
13829 * config/m32r/libgcc-glibc.ver: Likwise.
13830 * config/s390/libgcc-glibc.ver: Likwise.
13831 * config/sh/libgcc-glibc.ver: Likwise.
13832 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13834 * config/i386/libgcc-glibc.ver: New.
13836 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13838 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13840 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13841 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13842 i[34567]86-*-linux*, x86_64-*-linux*. Add
13843 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13844 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13845 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13846 i[34567]86-*-linux*, x86_64-*-linux*.
13848 * libgcc-std.ver: Add empty GCC_4.4.0.
13850 * mkmap-symver.awk: Support multiple versions per symbol.
13852 * config/i386/i386.c (ix86_init_builtins): Always define
13853 __builtin_fabsq and __builtin_copysignq with fallbacks.
13854 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13855 and __builtin_copysignq if SSE2 isn't available.
13857 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13858 (LIBGCC2_TF_CEXT): Likwise.
13859 (TF_SIZE): Likwise.
13861 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13863 * config/i386/sfp-machine.h: Moved to libgcc.
13865 * config/i386/sfp-machine.h: New.
13866 * config/i386/t-linux: Likwise.
13868 * config/i386/t-darwin: Remove softfp_wrap_start and
13870 * config/i386/t-darwin64: Likewise.
13872 * config/i386/t-fprules-softfp64: Renamed to ...
13873 * config/i386/t-fprules-softfp: This.
13875 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13876 and softfp_wrap_end.
13878 2008-07-02 Jason Merrill <jason@redhat.com>
13880 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13882 * tree.c (ctor_to_list): New fn.
13883 * tree.h: Declare it.
13884 (CONSTRUCTOR_ELT): New macro.
13885 (CONSTRUCTOR_NELTS): New macro.
13887 2008-07-02 Richard Guenther <rguenther@suse.de>
13889 * tree-ssa-structalias.c (struct variable_info): Reorder
13890 to fill padding on 64bit hosts. Make collapsed_to an int.
13891 (get_varinfo_fc): Deal with that.
13892 (new_var_info): Likewise.
13893 (collapse_rest_of_var): Likewise.
13895 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13897 * doc/install.texi (--enable-java-home): Document.
13898 (--enable-aot-compile-rpm): Likewise.
13899 (--with-arch-directory): Likewise.
13900 (--with-os-directory): Likewise.
13901 (--with-origin-name): Likewise.
13902 (--with-arch-suffix): Likewise.
13903 (--with-jvm-root-dir): Likewise.
13904 (--with-jvm-jar-dir): Likewise.
13905 (--with-python-dir): Likewise.
13907 2008-07-02 Richard Guenther <rguenther@suse.de>
13909 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13910 from decls explicitly. Merge operand checking from tuples.
13912 2008-07-02 Martin Jambor <mjambor@suse.cz>
13914 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13916 2008-07-02 Martin Jambor <mjambor@suse.cz>
13918 * tree-switch-conversion.c: Included timevar.h
13919 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13921 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13923 2008-07-02 Martin Jambor <mjambor@suse.cz>
13925 * tree-switch-conversion.c: Corrected various comments and
13927 (build_constructors): Fixed minor formatting mistakes.
13929 * invoke.texi (Optimize Options): Corrected the
13930 switch-conversion-max-branch-ratio parameter.
13932 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13934 * final.c (asm_insn_count): Return zero for an empty asm body.
13936 2008-07-02 Richard Guenther <rguenther@suse.de>
13938 * bitmap.h (bitmap_set_bit): Return bool.
13939 (bitmap_clear_bit): Likewise.
13940 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13941 write to the bitmap if it would.
13942 (bitmap_clear_bit): Likewise.
13943 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13944 bitmap_set_bit return value.
13945 (add_pred_graph_edge): Likewise.
13946 (add_graph_edge): Likewise.
13947 (do_sd_constraint): Likewise.
13948 (do_ds_constraint): Likewise.
13950 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13952 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13953 Fix -Wc++-compat and/or -Wcast-qual warnings.
13954 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13955 gen_regparm_prefix): Likewise.
13956 * vmsdbgout.c (write_modbeg, lookup_filename,
13957 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13959 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13961 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13962 defaults.h definition apply.
13964 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13966 * function.c (assign_parm_remove_parallels): New.
13967 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13969 (assign_parm_setup_block): Do not handle them.
13970 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13971 assign_parm_remove_parallels.
13973 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13975 * c-typeck.c (convert_for_assignment): Use
13976 vector_targets_convertible_p.
13977 * c-common.c (vector_targets_convertible_p): New.
13978 * c-common.h (vector_targets_convertible_p): New prototype.
13979 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13980 opaque_p_V2SI_type_node.
13982 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13984 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13987 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13989 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13990 TFmode constants via two element DImode vector for hosts with
13991 HOST_BITS_PER_WIDE_INT < 64.
13992 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13993 also for HOST_BITS_PER_WIDE_INT < 64.
13995 2008-07-01 Richard Guenther <rguenther@suse.de>
13997 PR tree-optimization/36666
13998 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13999 (get_constraint_exp_from_ssa_var): Split into ...
14000 (get_constraint_exp_for_temp): ... this ...
14001 (get_constraint_for_ssa_var): ... and that.
14002 Return constraint expressions for all touched sub-fields
14003 if the results address is not taken.
14004 (process_constraint): Remove assertion that aggregate
14005 assignments do not happen at this place.
14006 (get_constraint_for_component_ref): Add address_p argument.
14007 Return constraint expressions for all touched sub-fields
14008 if the results address is not taken.
14009 (do_deref): Use get_constraint_exp_for_temp.
14010 (get_constraint_for_1): Rename from ...
14011 (get_constraint_for): ... this. Add the old function as wrapper.
14012 (do_structure_copy): Use get_constraint_for_1.
14014 2008-07-01 Martin Jambor <mjambor@suse.cz>
14016 * Makefile.in (tree-switch-conversion.o): Add.
14017 (OBJS-common): Add tree-swtch-conversion.o.
14018 * passes.c (init_optimization_passes): Add pass_convert_switch.
14019 * tree-pass.h: (pass_convert_switch): Add.
14020 * tree-switch-conversion.c: New file.
14021 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14022 * common.opt (ftree-cswtch): New option.
14023 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14024 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14025 * opts.c (decode_options): Set flag_tree_switch_conversion when
14026 optimization level is >= 2.
14027 * doc/invoke.texi (Optimize Options): Added description of
14028 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14030 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14032 * config/darwin-driver.c (darwin_default_min_version): Fix
14033 -Wc++-compat warnings.
14035 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14037 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14040 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14042 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14044 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14046 PR rtl-optimization/34744
14047 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14048 (df_scan_free_internal): Free data structures not
14049 allocated in storage pools.
14050 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14051 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14052 df_scan_free_mws_vec.
14053 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14056 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14058 * config/i386/i386.c (contains_aligned_value_p): Return true
14060 (ix86_function_arg_boundary): Return its natural boundary
14062 (return_in_memory_32): Don't check TDmode.
14063 (ix86_split_to_parts): Support splitting into 4 parts and
14064 support TFmode for 32bit target.
14065 (ix86_split_long_move): Support splitting into 4 parts.
14066 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14068 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14069 (ix86_init_builtins): Here.
14070 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14071 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14072 'q' and 'w', respectively.
14074 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14076 (movtf_internal): Likewise.
14077 (<code>tf2): Likewise.
14078 (*absnegtf2_sse): Likewise.
14079 (copysign<mode>3): Likewise.
14080 (copysign<mode>3_const): Likewise.
14081 (copysign<mode>3_var): Likewise.
14082 (define_split UNSPEC_COPYSIGN): Likewise.
14083 * config/i386/sse.md (*nandtf3): Likewise.
14084 (<code>tf3): Likewise.
14085 (*<code>tf3): Likewise.
14087 2008-06-30 Joey Ye <joey.ye@intel.com>
14088 H.J. Lu <hongjiu.lu@intel.com>
14090 * global.c (compute_regsets): Set frame_pointer_needed here.
14091 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14093 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14095 * doc/install.texi (specific): Expand Windows build notes.
14097 2008-06-30 Ira Rosen <irar@il.ibm.com>
14099 PR tree-optimization/36648
14100 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14101 number of prolog iterations by step. Fix the comment.
14103 2008-06-30 Richard Guenther <rguenther@suse.de>
14105 PR middle-end/36671
14106 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14107 handle calls from ECF_MALLOC functions.
14108 (handle_pure_call): ECF_MALLOC functions do not return
14110 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14112 2008-06-29 Andreas Schwab <schwab@suse.de>
14114 * config/m68k/m68k.c (print_operand): Always print a float
14116 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14117 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14120 * config/rs6000/x-linux64: Remove never used file.
14122 2008-06-29 Richard Guenther <rguenther@suse.de>
14124 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14126 (struct alias_info): Move ...
14127 * tree-ssa-alias.c: ... here.
14128 (update_alias_info): Declare.
14129 (compute_may_aliases): Call it.
14130 (update_alias_info): New function.
14131 * tree-ssa-structalias.c (update_alias_info): Move ...
14132 * tree-ssa-alias.c (update_alias_info_1): ... here.
14133 * tree-ssa-structalias.c (process_constraint_1): Remove
14134 unused from_call argument. Rename to ...
14135 (process_constraint): ... this. Delete old wrapper.
14136 (make_constraint_to): Adjust callers.
14137 (handle_const_call): Likewise.
14138 (handle_pure_call): Likewise.
14139 (init_base_vars): Likewise.
14140 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14141 (find_func_aliases): We don't need structure copies for
14143 (make_constraint_from_anything): Remove.
14144 (create_variable_info_for): For globals make constraints
14145 from escaped, not from anything.
14146 (compute_points_to_sets): Do not call update_alias_info.
14147 (ipa_pta_execute): Use make_constraint_from.
14149 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14151 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14152 (bitmap.o-warn, dominance.o-warn): New.
14153 * configure.ac (cxx_compat_warn): Delete.
14154 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14155 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14157 * configure: Regenerate.
14159 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14162 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14164 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14165 * df-scan.c (df_notes_rescan): Likewise.
14166 * ggc-page.c (set_page_table_entry): Likewise.
14167 * intl.c (gcc_gettext_width): Likewise.
14168 * varasm.c (get_unnamed_section, get_noswitch_section,
14169 get_section): Likewise.
14171 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14173 * regrename.c (build_def_use): Don't copy RTX.
14175 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14177 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14178 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14179 punctuation. Use @ref instead of @xref.
14180 (Function Names): Remove stray @display/@end display.
14181 (C++ Attributes): Use @ref instead of @xref.
14182 (Deprecated Features): Fix punctuation around @xref.
14183 (Backwards Compatibility): Likewise.
14184 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14186 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14188 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14189 constants for E500 double.
14191 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14193 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14194 element type of const_vector.
14196 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14198 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14199 Remove FLAGS_REG clobber from expander pattern.
14200 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14201 (anddi3, andsi3, andhi3, andqi3): Ditto.
14202 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14203 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14204 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14205 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14206 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14207 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14208 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14209 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14211 2008-06-28 Richard Guenther <rguenther@suse.de>
14213 * tree-ssa-structalias.c (callused_id, var_callused,
14214 callused_tree): Add.
14215 (handle_pure_call): New function.
14216 (find_func_aliases): Call it.
14217 (find_what_p_points_to): Handle the call-used set.
14218 (clobber_what_escaped): Likewise.
14219 (compute_call_used_vars): New function.
14220 (init_base_vars): Init the call-used variable.
14221 (do_sd_constraint): Do not propagate the solution from CALLUSED
14222 but use CALLUSED as a placeholder.
14223 (solve_graph): Likewise.
14224 * tree-flow-inline.h (gimple_call_used_vars): New function.
14225 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14226 (compute_call_used_vars): Declare.
14227 * tree-ssa-alias.c (set_initial_properties): Call
14228 compute_call_used_vars.
14229 (reset_alias_info): Clear call-used variables.
14230 (add_call_clobber_ops): Assert we are not called for const/pure
14231 functions. Remove handling of them.
14232 (add_call_read_ops): Handle pure functions by adding the
14233 call-used set of variables as VUSEs.
14234 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14235 (delete_tree_ssa): Free it.
14236 * tree-dfa.c (remove_referenced_var): Clear the var from the
14239 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14241 * tree.c (build_varargs_function_type_list): New.
14242 (build_function_type_list_1): New.
14243 (build_function_type_list): Use build_function_type_list_1.
14244 * tree.h (build_varargs_function_type_list): New.
14246 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14249 * config/spu/spu.c (spu_builtin_splats): Do not generate
14250 invalid CONST_VECTOR expressions.
14251 (spu_expand_vector_init): Likewise.
14253 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14255 * optabs.c (libfunc_decls): New variable.
14256 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14257 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14258 for the same function twice.
14260 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14262 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14263 ix86_expand_binary_operator directly.
14264 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14266 (*ashrti3_1): Ditto.
14267 (*lshrti3_1): Ditto.
14268 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14269 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14270 using only one splitter. Conditionaly execute splitter before or
14271 after peephole2 pass.
14272 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14273 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14274 Use only one alternative in asm template.
14275 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14277 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14278 "J" operand constraint for operand 2.
14279 (*ashldi3_cconly_rex64): Ditto.
14280 (*ashrdi3_cmp_rex64): Ditto.
14281 (*ashrdi3_cconly_rex64): Ditto.
14282 (*lshrdi3_cmp_rex64): Ditto.
14283 (*lshrdi3_cconly_rex64): Ditto.
14284 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14285 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14286 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14289 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14291 * gimplify.c (omp_is_private): Don't return true if decl is not
14292 already private on #pragma omp for or #pragma omp parallel for.
14295 * tree-cfg.c (struct move_stmt_d): Replace block field with
14296 orig_block and new_block fields.
14297 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14298 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14299 (move_block_to_fn): Replace vars_map and new_label_map arguments
14300 with struct move_stmt_d pointer.
14301 (replace_block_vars_by_duplicates): New function.
14302 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14303 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14304 all subblocks of ORIG_BLOCK to the new function. Call
14305 replace_block_vars_by_duplicates.
14306 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14307 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14308 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14309 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14310 (expand_omp): Temporarily set input_location to the location of
14311 region's controlling stmt.
14312 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14313 BIND_EXPR, push ctx->block_vars and gimplification vars into
14314 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14315 into dest function.
14316 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14317 there are any BLOCK_VARS.
14318 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14319 OMP_PARALLEL or OMP_TASK stmt.
14320 (lower_omp): Save and restore input_location around the lower_omp_1
14323 2008-06-27 Richard Guenther <rguenther@suse.de>
14325 PR tree-optimization/36400
14326 PR tree-optimization/36373
14327 PR tree-optimization/36344
14328 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14329 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14330 (update_alias_info): Remove call clobbering code.
14331 (make_constraint_to): New helper function.
14332 (make_escape_constraint): Likewise.
14333 (handle_rhs_call): Use it on all pointer containing arguments.
14334 Also mark the static chain escaped.
14335 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14336 instead of ANYTHING.
14337 (make_constraint_from): New helper split out from ...
14338 (make_constraint_from_anything): ... here.
14339 (find_func_aliases): Add constraints for escape sites.
14340 (intra_create_variable_infos): Make constraints from NONLOCAL
14342 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14344 (clobber_what_p_points_to): Remove.
14345 (clobber_what_escaped): New function.
14346 (init_base_vars): Init NONLOCAL and ESCAPED.
14347 (do_sd_constraint): Do not propagate the solution from ESCAPED
14348 but use ESCAPED as a placeholder.
14349 (solve_graph): Likewise.
14350 * tree-flow.h (clobber_what_p_points_to): Remove.
14351 (clobber_what_escaped): Declare.
14352 * tree-ssa-alias.c (set_initial_properties): Call it.
14353 Remove code clobbering escaped pointers.
14355 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14357 * function.c (allocate_struct_function): Only allocate a unique
14358 funcdef_no if the decl is nonzero.
14360 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14362 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14363 * config/mips/mips.c (mips_split_const_insns): New function.
14364 * config/mips/mips.md (move_type): New attribute.
14365 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14366 (dword_mode): New attribute.
14367 (type): Avoid long line. Map "move_type"s to "type"s,
14368 choosing "multi" for doubleword moves if appropriate.
14369 Swap MTC/MFC comments to match their declaration order.
14370 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14371 "type" is "branch" or "jal" is "direct".
14372 (length): Handle "extended_mips16" first. Make the default
14373 "0" for "ghost" instructions. Set the length from "move_type".
14374 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14375 of "type", with "sll0" for the register alternative. Remove the
14376 "extended_mips16" attribute.
14377 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14378 of "type", with "shift_shift" for the register alternative.
14379 Remove the "length" attribute.
14380 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14381 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14382 of "type", with "andi" for the register alternative.
14383 (*zero_extendqihi2): Likewise.
14384 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14385 of "andi" instead of a "type" of "arith".
14386 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14388 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14389 (mov_<store>r, *mov<mode>_ra): Likewise.
14390 (extendsidi2): Use "move_type" instead of "type", with "move"
14391 for the register alternative.
14392 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14393 of "type", with "signext" for the register alternative.
14394 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14395 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14396 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14397 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14398 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14399 (unnamed branch insn): Likewise.
14400 (*movdi_gp32_fp64): Fold into...
14401 (*movdi_32bit): ...here.
14402 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14403 (*movdf_hardfloat): ...this new pattern.
14404 (*movdf_softfloat): Remove redundant FPR alternatives.
14405 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14406 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14407 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14408 the "move" attribute.
14409 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14410 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14411 and "store" for COP loads and stores.
14412 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14413 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14414 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14415 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14416 (*movtf_mips16, *movv2sf): Likewise.
14417 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14418 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14419 (mfhc1<mode>): Use "move_type" instead of "move".
14420 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14421 (loadgp_blockage): Remove the "length" attribute.
14422 (blockage, set_got_version, update_got_version): Likewise.
14423 (call_internal): Remove the "extended_mips16" attribute.
14424 (call_value_internal, call_value_multiple_internal): Likewise.
14425 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14427 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14428 the "length" attribute.
14430 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14432 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14433 -Wcast-qual warnings.
14434 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14435 handle_pragma_pop_macro): Likewise.
14436 * collect2.c (resolve_lib_name): Likewise.
14437 * config/arc/arc.c (arc_init): Likewise.
14438 * config/arm/arm.c (neon_builtin_compare,
14439 locate_neon_builtin_icode): Likewise.
14440 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14441 * config/bfin/bfin.c (bfin_init_machine_status,
14442 bfin_optimize_loop): Likewise.
14443 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14444 * config/cris/cris.c (cris_init_expanders): Likewise.
14445 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14446 * config/darwin.c (machopic_indirection_eq,
14447 machopic_indirection_name, machopic_output_indirection): Likewise.
14448 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14449 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14450 frv_optimize_membar): Likewise.
14451 * config/i386/cygwin.h (mingw_scan,
14452 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14453 * config/i386/cygwin1.c (mingw_scan): Likewise.
14454 * config/i386/i386.c (machopic_output_stub): Likewise.
14455 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14456 i386_pe_unique_section): Likewise.
14457 * config/ia64/ia64.c (ia64_init_machine_status,
14458 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14460 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14461 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14462 * config/m68k/m68k.c (m68k_handle_option,
14463 m68k_sched_md_init_global): Likewise.
14464 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14465 mcore_unique_section): Likewise.
14466 * config/mips/mips.c (mips_block_move_straight,
14467 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14469 * config/mmix/mmix.c (mmix_init_machine_status,
14470 mmix_encode_section_info): Likewise.
14471 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14472 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14473 print_operand_address, output_toc, redefine_groups,
14474 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14475 * config/s390/s390.c (s390_init_machine_status): Likewise.
14476 * config/score/score.c (score_block_move_straight,
14477 score_block_move_loop_body): Likewise.
14478 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14479 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14480 * emit-rtl.c (find_auto_inc): Likewise.
14481 * gcc.c (translate_options, process_command): Likewise.
14482 * reorg.c (dbr_schedule): Likewise.
14483 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14484 * xcoffout.c (xcoffout_declare_function): Likewise.
14486 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14488 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14489 ipa-pta working again.
14491 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14493 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14496 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14498 * config.gcc (powerpc*-*-*): Add new core e500mc.
14499 * config/rs6000/e500mc.md: New file.
14500 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14502 (rs6000_override_options): Add e500mc case to
14503 processor_target_table. Altivec and Spe options not allowed
14504 with e500mc. Add isel instruction to e500mc by
14505 default. Initialize rs6000_cost for e500mc.
14506 (rs6000_issue_rate): Set issue rate for e500mc.
14507 * config/rs6000/rs6000.h (processor_type): Add
14508 PROCESSOR_PPCE500MC.
14509 (ASM_CPU_SPEC): Add e500mc.
14510 Set TARGET_ISEL to rs6000_isel.
14511 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14512 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14513 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14515 * doc/invoke.texi: Add e500mc to list of cpus.
14517 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14520 * c-lex.c (lex_charconst): Initialize unsignedp.
14522 2008-06-27 Olivier Hainque <hainque@adacore.com>
14524 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14525 documented assumptions.
14527 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14529 * dwarf2out.c: Remove trailing white spaces. Break long line
14532 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14534 * libfuncs.h (LTI_synchronize): New libfunc_index.
14535 (synchronize_libfunc): Declare.
14536 * builtins.c (expand_builtin_synchronize): Consider using
14537 synchronize_libfunc before falling back on an asm blockage.
14538 * config/mips/mips.c: Include libfuncs.h
14539 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14541 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14543 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14544 parameter. Copy stack_reg to r11 where appropriate.
14545 (no_global_regs_above): Add gpr parameter.
14546 (rs6000_stack_info): Only add padding for SPE save area if we
14547 are saving SPE GPRs and CR.
14548 (saveres_routine_syms): New variable.
14549 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14551 (rs6000_savres_routine_sym): New function.
14552 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14554 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14555 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14556 Tweak FPR out-of-line saving.
14557 (rs6000_make_savres_rtx): New function.
14558 (rs6000_use_multiple_p): New function.
14559 (rs6000_savres_strategy): New function.
14560 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14561 out-of-line if appropriate.
14562 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14563 if we are optimizing for size.
14564 (GP_SAVE_INLINE): Define.
14565 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14566 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14567 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14568 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14569 (*save_fpregs_<mode>): Add use of r11.
14570 (*restore_gpregs_<mode>): New insn.
14571 (*return_and_restore_gpregs_<mode>): New insn.
14572 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14574 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14575 (*restore_gpregs_spe): New insn.
14576 (*return_and_restore_gpregs_spe): New insn.
14577 * config/rs6000/predicates.md (save_world_operation): Fix check.
14579 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14581 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14582 this point, so assert that.
14584 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14586 * cfganal.c: Include vec.h and vecprim.h.
14587 (compute_idf): Import from...
14588 * tree-into-ssa (compute_idf): ...here.
14589 * basic-block.h (compute_idf): Export.
14591 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14593 * c-decl.c (merge_decls): Use !current_function_decl to check for
14594 extern declaration of C99 inline function being at file scope.
14596 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14598 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14600 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14602 * alias.c (record_alias_subset, init_alias_analysis): Fix
14603 -Wc++-compat and/or -Wcast-qual warnings.
14604 * attribs.c (lookup_attribute_spec): Likewise.
14605 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14606 copy_bb, connect_traces,
14607 find_rarely_executed_basic_blocks_and_cr): Likewise.
14608 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14609 note_btr_set, migrate_btr_defs): Likewise.
14610 * builtins.c (result_vector, expand_builtin_memcpy,
14611 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14612 builtin_memset_read_str, expand_builtin_printf,
14613 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14615 * caller-save.c (mark_set_regs): Likewise.
14616 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14617 * cgraph.c (cgraph_edge): Likewise.
14618 * combine.c (likely_spilled_retval_1): Likewise.
14619 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14620 htab_counts_entry_del, get_coverage_counts): Likewise.
14621 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14622 new_cselib_val): Likewise.
14623 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14624 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14626 * df-core.c (df_compact_blocks): Likewise.
14627 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14628 * df-scan.c (df_grow_reg_info, df_ref_create,
14629 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14630 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14631 df_record_entry_block_defs, df_record_exit_block_uses,
14632 df_bb_verify): Likewise.
14633 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14634 DF_REF_EXTRACT_MODE_CONST): New.
14635 * dominance.c (get_immediate_dominator, get_dominated_by,
14636 nearest_common_dominator, root_of_dom_tree,
14637 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14638 -Wc++-compat and/or -Wcast-qual warnings.
14639 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14640 record_store, replace_read, check_mem_read_rtx, scan_insn,
14641 dse_step1, dse_record_singleton_alias_set): Likewise.
14642 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14644 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14646 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14647 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14648 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14649 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14650 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14651 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14652 file_name_acquire, output_file_names, add_const_value_attribute,
14653 premark_used_types_helper, file_table_eq, file_table_hash,
14654 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14655 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14656 -Wcast-qual warnings.
14657 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14658 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14659 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14660 gen_reg_rtx, start_sequence, init_emit): Likewise.
14661 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14662 * except.c (init_eh_for_function, gen_eh_region,
14663 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14664 arh_to_landing_pad, arh_to_label, add_action_record,
14665 add_call_site, switch_to_exception_section): Likewise.
14666 * expmed.c (synth_mult): Likewise.
14667 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14668 store_expr): Likewise.
14669 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14671 * function.c (assign_stack_temp_for_type,
14672 allocate_struct_function, match_asm_constraints_1): Likewise.
14673 * gcov-io.c (gcov_allocate): Likewise.
14674 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14675 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14676 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14677 record_one_set, insert_expr_in_table, insert_set_in_table,
14678 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14679 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14680 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14681 -Wcast-qual warnings.
14683 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14685 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14686 -Wcast-qual warnings.
14687 * gcc.c (process_command): Likewise.
14688 * genattrtab.c (oballoc): Use XOBNEW.
14689 (oballocvec): Define.
14690 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14691 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14692 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14693 -Wc++-compat and/or -Wcast-qual warnings.
14694 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14695 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14696 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14697 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14698 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14699 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14700 add_excls, process_presence_absence_names,
14701 process_presence_absence_patterns, add_presence_absence,
14702 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14703 get_free_state, add_arc, get_free_automata_list_el,
14704 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14705 transform_3, cache_presence, create_ainsns, create_automata,
14706 create_state_ainsn_table, dfa_insn_code_enlarge,
14707 output_trans_func, output_min_issue_delay_func,
14708 output_dead_lock_func, output_reset_func,
14709 output_get_cpu_unit_code_func, output_dfa_start_func,
14710 expand_automata): Likewise.
14711 * genextract.c (gen_insn): Likewise.
14712 * gengtype-lex.l: Likewise.
14713 * gengtype.c (read_input_list, adjust_field_type,
14714 process_gc_options): Likewise.
14715 * genoutput.c (note_constraint): Likewise.
14716 * genpreds.c (mangle, add_constraint): Likewise.
14717 * genrecog.c (process_define_predicate, new_decision,
14718 add_to_sequence): Likewise.
14719 * gensupport.c (record_insn_name): Likewise.
14721 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14723 * config/i386/driver-i386.c (detect_caches_amd,
14724 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14725 and/or -Wcast-qual warnings.
14726 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14727 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14728 gt_pch_save): Likewise.
14729 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14730 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14731 * global.c (compute_regsets): Likewise.
14732 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14733 finish_graph_dump_file): Likewise.
14734 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14735 unlink_bb_notes): Likewise.
14736 * integrate.c (get_hard_reg_initial_val): Likewise.
14737 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14738 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14739 * local-alloc.c (update_equiv_regs): Likewise.
14740 * loop-invariant.c (check_invariant_table_size,
14741 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14743 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14744 altered_reg_used, mark_altered): Likewise.
14745 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14746 insert_var_expansion_initialization,
14747 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14748 release_var_copies): Likewise.
14749 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14750 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14751 analyze_accesses_for_phi_node, check_var_notmodified_p,
14752 check_allocation_function, find_sites_in_func,
14753 record_all_accesses_in_func, transform_access_sites,
14754 transform_allocation_sites): Likewise.
14755 * omp-low.c (new_omp_region, create_omp_child_function_name,
14756 check_omp_nesting_restrictions, check_combined_parallel,
14757 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14758 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14759 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14760 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14762 * opts-common.c (prune_options): Likewise.
14763 * opts.c (add_input_filename, print_filtered_help,
14764 get_option_state): Likewise.
14765 * params.c (add_params): Likewise.
14766 * passes.c (set_pass_for_id, next_pass_1,
14767 do_per_function_toporder, pass_fini_dump_file): Likewise.
14768 * postreload.c (reload_cse_simplify_operands): Likewise.
14769 * predict.c (tree_predicted_by_p, tree_predict_edge,
14770 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14772 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14774 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14776 * recog.c (check_asm_operands, validate_change_1): Likewise.
14777 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14778 subst_asm_stack_regs): Likewise.
14779 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14780 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14781 * regmove.c (reg_is_remote_constant_p): Likewise.
14782 * regrename.c (regrename_optimize, scan_rtx_reg,
14783 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14785 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14786 regstat_compute_calls_crossed): Likewise.
14787 * reload1.c (init_reload, new_insn_chain,
14788 has_nonexceptional_receiver, reload, copy_reloads,
14789 calculate_needs_all_insns, init_elim_table): Likewise.
14790 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14791 * rtl.c (shallow_copy_rtx_stat): Likewise.
14792 * rtlanal.c (parms_set): Likewise.
14793 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14794 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14795 * sched-ebb.c (earliest_block_with_similiar_load,
14796 add_deps_for_risky_insns): Likewise.
14797 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14798 schedule_region): Likewise.
14799 * see.c (eq_descriptor_pre_extension,
14800 hash_descriptor_pre_extension, hash_del_pre_extension,
14801 eq_descriptor_properties, hash_descriptor_properties,
14802 hash_del_properties, see_seek_pre_extension_expr,
14803 see_initialize_data_structures, see_print_register_properties,
14804 see_print_pre_extension_expr, see_delete_merged_def_extension,
14805 see_delete_unmerged_def_extension, see_emit_use_extension,
14806 see_pre_delete_extension, see_map_extension, see_commit_changes,
14807 see_analyze_merged_def_local_prop,
14808 see_analyze_merged_def_local_prop,
14809 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14810 see_set_prop_merged_def, see_set_prop_unmerged_def,
14811 see_set_prop_unmerged_use, see_print_one_extension,
14812 see_merge_one_use_extension, see_merge_one_def_extension,
14813 see_store_reference_and_extension, see_update_uses_relevancy,
14814 see_update_defs_relevancy): Likewise.
14815 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14816 hash_statistics_free, curr_statistics_hash): Likewise.
14817 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14818 expand_asm_operands, expand_return, case_bit_test_cmp,
14819 expand_case): Likewise.
14820 * stor-layout.c (start_record_layout): Likewise.
14821 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14822 gt_pch_save_stringpool): Likewise.
14823 * tree-data-ref.c (hash_stmt_vertex_info,
14824 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14825 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14827 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14830 * config/i386/i386.md : Change constraints of HImode and QImode
14831 immediate operands from "i" to "n". Change SImode "ni" constraint to
14832 "i" and SImode "rmi" constraint to "g". Remove all constraints
14833 from const0_operand and const1_operand predicated operands.
14834 (i): Change QImode and HImode attribute from "i" to "n".
14835 (*subqi_2): Change HImode operands to QImode.
14838 2008-06-25 Olivier Hainque <hainque@adacore.com>
14840 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14843 2008-06-25 Richard Guenther <rguenther@suse.de>
14845 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14846 not overflow the result type.
14848 2008-06-25 Richard Guenther <rguenther@suse.de>
14850 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14851 (vn_lookup): Likewise.
14853 2008-06-25 Richard Guenther <rguenther@suse.de>
14855 PR tree-optimization/35518
14856 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14857 * tree-sra.c (instantiate_element): Use fold_build3 to build
14859 (try_instantiate_multiple_fields): Likewise.
14861 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14863 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14866 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14868 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14869 use_backchain_to_restore_sp to true
14870 if the offset of the link register save area would go over the 32k - 1
14871 offset limit of the load
14874 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14876 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14877 anchor for the type-punning blurb. Cross-reference "Structures
14878 unions enumerations and bit-fields implementation". Provide a
14879 cast-through-pointer example. Make final sentence self-contained.
14880 * doc/implement-c.texi (Structures unions enumerations and
14881 bit-fields implementation): Cross-reference the type-punning blurb
14882 in the -fstrict-aliasing documentation.
14884 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14886 PR middle-end/36594
14887 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14888 the memory instead of the memory itself for the save area.
14890 2008-06-24 Olivier Hainque <hainque@adacore.com>
14891 Nicolas Roche <roche@adacore.com>
14893 * gengtype.c (srcdir_len): size_t instead of int.
14894 (get_file_realbasename): New function. For F a filename, the real
14895 basename of F, with all the path components stripped.
14896 (get_file_srcdir_relative_path): New function. For F a filename, the
14897 relative path to F from $(srcdir).
14898 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14899 get_file_realbasename. Adjust the head comment.
14900 (get_prefix_langdir_index): New function. For F a filename, return the
14901 lang_dir_names[] relative index of the language directory that is
14903 (get_file_langdir): For F a filename, return the name of the language
14904 directory where F is located.
14905 (get_file_gtfilename): New function. The gt- output file name for an
14907 (get_output_file_with_visibility): Replace in-line computations with
14908 uses of get_file_gtfilename and get_prefix_langdir_index.
14909 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14911 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14913 PR tree-optimization/36504
14914 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14915 references without base address.
14917 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14919 PR middle-end/36584
14920 * calls.c (expand_call): Increase alignment for recursive functions.
14922 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14924 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14925 (TARGET_FUNCTION_VALUE): New define.
14926 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14927 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14929 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14931 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14932 (fmod<mode>3): Ditto.
14933 (remainderxf3): Ditto.
14934 (remainder<mode>3): Ditto.
14936 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14939 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14940 REG is a hard register.
14942 PR tree-optimization/36508
14943 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14944 499, don't check it at all in release compilers.
14946 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14948 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14949 together with SSE_TARGET_MATH to disable insn pattern.
14950 (*fop_<MODEF:mode>_2_i387): Ditto.
14951 (*fop_<MODEF:mode>_3_i387): Ditto.
14953 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14955 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14957 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14959 PR middle-end/34906
14960 * gimplify.c (gimplify_asm_expr): Check the return code of
14961 parse_output_constraint call, set function return and is_inout
14962 value if it failed.
14964 2008-06-22 Ian Lance Taylor <iant@google.com>
14966 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14967 (narrowest_signed_type): Likewise.
14968 * c-typeck.c (c_common_type): Change local variable mclass to enum
14970 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14971 tcc_comparison, not the tree code itself.
14972 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14973 (c_expand_expr): Cast modifier to enum expand_modifier.
14974 * c-common.h (C_RID_CODE): Add casts.
14975 (C_SET_RID_CODE): Define.
14976 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14977 (c_lex_one_token): Add cast to avoid warning.
14978 (c_parser_objc_type_name): Rename local typename to type_name.
14979 (check_no_duplicate_clause): Change code parameter to enum
14981 (c_parser_omp_var_list_parens): Change kind parameter to enum
14983 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14984 c_parser_omp_list_var_parens.
14985 (c_parser_omp_threadprivate): Likewise.
14986 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14987 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14988 * c-format.c (NO_FMT): Define.
14989 (printf_length_specs): Use NO_FMT.
14990 (asm_fprintf_length_specs): Likewise.
14991 (gcc_diag_length_specs): Likewise.
14992 (scanf_length_specs): Likewise.
14993 (strfmon_length_specs): Likewise.
14994 (gcc_gfc_length_specs): Likewise.
14995 (printf_flag_specs): Change 0 to STD_C89.
14996 (asm_fprintf_flag_specs): Likewise.
14997 (gcc_diag_flag_specs): Likewise.
14998 (gcc_cxxdiag_flag_specs): Likewise.
14999 (scanf_flag_specs): Likewise.
15000 (strftime_flag_specs): Likewise.
15001 (strfmon_flag_specs): Likewise.
15002 (print_char_table): Likewise.
15003 (asm_fprintf_char_table): Likewise.
15004 (gcc_diag_char_table): Likewise.
15005 (gcc_tdiag_char_table): Likewise.
15006 (gcc_cdiag_char_table): Likewise.
15007 (gcc_cxxdiag_char_table): Likewise.
15008 (gcc_gfc_char_table): Likewise.
15009 (scan_char_table): Likewise.
15010 (time_char_table): Likewis.
15011 (monetary_char_table): Likewise.
15012 * c-format.h (BADLEN): Likewise.
15014 2008-06-21 Ian Lance Taylor <iant@google.com>
15016 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15017 Define END_OF_BASE_TREE_CODES around inclusion.
15018 * tree.c (tree_code_type): New global array.
15019 (tree_code_length, tree_code_name): Likewise.
15020 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15021 $(lang_tree_files).
15022 (all-tree.def, s-alltree): New targets.
15023 (gencheck.h, s-gencheck): Remove.
15024 (tree.o): Depend upon all-tree.def.
15025 (build/gencheck.o): Remove gencheck.h dependency.
15026 (mostlyclean): Don't remove gencheck.h.
15027 * c-common.h (enum c_tree_code): Remove.
15028 * c-lang.c (tree_code_type): Remove.
15029 (tree_code_length, tree_code_name): Remove.
15030 * gencheck.c (tree_codes): Include all-tree.def, rather than
15031 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15033 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15035 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15036 (operator_name_info): Size to MAX_TREE_CODES.
15037 (assignment_operator_name_info): Likewise.
15038 * cp/cp-lang.c (tree_code_type): Remove.
15039 (tree_code_length, tree_code_name): Remove.
15040 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15041 (assignment_operator_name_info): Likewise.
15042 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15044 * cp/mangle.c (write_expression): Likewise.
15045 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15046 * fortran/f95-lang.c (tree_code_type): Remove.
15047 (tree_code_length, tree_code_name): Remove.
15048 * java/java-tree.h (enum java_tree_code): Remove.
15049 * java/lang.c (tree_code_type): Remove.
15050 (tree_code_length, tree_code_name): Remove.
15051 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15052 * objc/objc-act.h (enum objc_tree_code): Remove.
15053 * objc/objc-lang.c (tree_code_type): Remove.
15054 (tree_code_length, tree_code_name): Remove.
15055 * objcp/objcp-lang.c (tree_code_type): Remove.
15056 (tree_code_length, tree_code_name): Remove.
15057 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15058 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15059 * ada/misc.c (tree_code_type): Remove.
15060 (tree_code_length, tree_code_name): Remove.
15062 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15064 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15065 the grand_bitmap_obstack.
15067 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15069 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15070 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15071 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15072 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15073 move_stmt_r, new_label_mapper): Likewise.
15074 * tree-complex.c (cvc_lookup): Likewise.
15075 * tree-dfa.c (create_function_ann): Likewise.
15076 * tree-dump.c (dump_register): Likewise.
15077 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15078 find_phi_replacement_condition): Likewise.
15079 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15080 tree_function_versioning): Likewise.
15081 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15082 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15083 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15084 get_nonlocal_debug_decl, convert_nonlocal_reference,
15085 convert_nonlocal_omp_clauses, get_local_debug_decl,
15086 convert_local_reference, convert_local_omp_clauses,
15087 convert_nl_goto_reference, convert_nl_goto_receiver,
15088 convert_tramp_reference, convert_call_expr): Likewise.
15089 * tree-outof-ssa.c (contains_tree_r): Likewise.
15090 * tree-parloops.c (reduction_phi, initialize_reductions,
15091 eliminate_local_variables_1, add_field_for_reduction,
15092 add_field_for_name, create_phi_for_local_result,
15093 create_call_for_reduction_1, create_loads_for_reductions,
15094 create_stores_for_reduction, create_loads_and_stores_for_name):
15096 * tree-phinodes.c (allocate_phi_node): Likewise.
15097 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15098 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15099 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15100 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15101 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15102 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15103 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15104 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15105 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15106 vn_nary_op_insert): Likewise.
15107 * tree-ssa.c (redirect_edge_var_map_add,
15108 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15109 * tree-vectorizer.c (vectorize_loops): Likewise.
15110 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15111 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15112 tree_cons_stat, build1_stat, build_variant_type_copy,
15113 decl_init_priority_lookup, decl_fini_priority_lookup,
15114 decl_priority_info, decl_restrict_base_lookup,
15115 decl_restrict_base_insert, decl_debug_expr_lookup,
15116 decl_debug_expr_insert, decl_value_expr_lookup,
15117 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15118 type_hash_add, get_file_function_name, tree_check_failed,
15119 tree_not_check_failed, tree_range_check_failed,
15120 omp_clause_range_check_failed, build_omp_clause,
15121 build_vl_exp_stat): Likewise.
15122 * value-prof.c (gimple_histogram_value,
15123 gimple_duplicate_stmt_histograms): Likewise.
15124 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15125 unshare_variable, variable_union_info_cmp_pos, variable_union,
15126 dataflow_set_different_1, dataflow_set_different_2,
15127 vt_find_locations, variable_was_changed, set_variable_part,
15128 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15129 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15130 section_entry_hash, object_block_entry_eq,
15131 object_block_entry_hash, create_block_symbol,
15132 initialize_cold_section_name, default_function_rodata_section,
15133 strip_reg_name, set_user_assembler_name, const_desc_eq,
15134 build_constant_desc, output_constant_def, lookup_constant_def,
15135 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15136 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15137 default_internal_label): Likewise.
15138 * varray.c (varray_init, varray_grow): Likewise.
15139 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15141 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15143 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15144 operators for "test" insn. Macroize insn using SWI mode macro.
15145 (*jcc_fused_2): Ditto.
15146 (*jcc_fused_3): Macroize insn using SWI mode macro.
15147 (*jcc_fused_4): Ditto.
15149 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15151 * tree-ssa-pre.c: Fix typo in comment.
15152 (init_antic, fini_antic): Add explicit funtions for
15153 initializing and deinitializing ANTIC and AVAIL sets.
15154 (create_expression_by_pieces): Fix typo in comment.
15155 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15156 (execute_pre): Eventually dump details about ANTIC_IN.
15158 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15160 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15161 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15162 add_to_obstack, file_at_path, find_a_file, execute,
15163 add_preprocessor_option, add_assembler_option, add_linker_option,
15164 process_command, insert_wrapper, do_option_spec, do_self_spec,
15165 spec_path, do_spec_1, is_directory, main, used_arg,
15166 getenv_spec_function): Likewise.
15167 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15168 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15171 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15173 * doc/rtl.texi: Updated subreg section.
15175 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15178 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15179 node->needed and node->reachable.
15180 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15181 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15182 (expand_task_call): Don't call expand_task_copyfn.
15183 (expand_task_copyfn): Renamed to...
15184 (finalize_task_copyfn): ... this.
15186 2008-06-19 Jan Hubicka <jh@suse.cz>
15188 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15189 clobbering framepointer.
15191 2008-06-19 Jan Hubicka <jh@suse.cz>
15193 * tree-optimize.c (execute_early_local_optimizations): Set
15194 cgraph_state only at first invocation.
15196 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15198 * system.h (-Wc++-compat): Activate as a warning, no an error.
15200 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15202 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15203 instead of "#" in insn asm template.
15204 (*jcc_fused_2): Ditto.
15206 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15208 * config/i386/i386.h (ix86_tune_indices)
15209 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15210 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15211 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15212 (*jcc_fused_2): Ditto.
15213 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15214 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15215 (print operand): Handle 'E' and 'e' code.
15217 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15219 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15220 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15221 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15223 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15225 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15227 (cgraph_expand_function): Use local copy of decl.
15228 (cgraph_expand_all_functions): Remove redundant initialization of
15230 (cgraph_optimize): Reword internal_error message.
15232 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15234 * arm-protos.h (arm_return_in_memory): Remove public
15235 arm_return_in_memory() prototype.
15236 * arm.c (arm_return_in_memory): Add static prototype, add target
15237 hook macro, change definition and comments.
15238 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15240 2008-06-19 Ben Elliston <bje@au.ibm.com>
15242 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15243 real.c: Remove references to IEEE 754R.
15244 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15245 * doc/libgcc.texi (Decimal float library routines): Likewise.
15247 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15249 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15250 (default_unwind_word_mode): Add prototype.
15251 * targhooks.c (default_unwind_word_mode): New function.
15252 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15253 instead of word_mode.
15254 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15255 (TARGET_INITIALIZER): Use it.
15257 * c-common.c (handle_mode_attribute): Support "unwind_word"
15259 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15261 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15262 word_mode to access SjLj_Function_Context member "data".
15263 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15264 conversion from targetm.eh_return_filter_mode () to
15265 targetm.unwind_word_mode () if they differ.
15267 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15268 (BT_FN_UNWINDWORD_PTR): New function type.
15269 (BT_FN_WORD_PTR): Remove.
15270 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15271 * except.c (expand_builtin_extend_pointer): Convert pointer to
15272 targetm.unwind_word_mode () instead of word_mode.
15274 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15275 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15276 (spu_unwind_word_mode): New function.
15277 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15278 (TARGET_UNWIND_WORD_MODE): Define.
15279 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15281 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15283 * config/spu/spu.c (reg_align): Remove.
15284 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15285 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15286 (spu_split_store): Likewise.
15288 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15290 * gcc/tree-vn.c: Fix typo in comment.
15292 2008-06-18 Jan Hubicka <jh@suse.cz>
15294 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15295 toplevel reorder too.
15297 2008-06-18 Jan Hubicka <jh@suse.cz>
15299 * c-opts.c (c_common_post_options): PCH is not compatible with
15301 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15302 -fno-toplevel-reorder by default now.
15304 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15306 PR documentation/30739
15307 * doc/install.texi (Prerequisites): Document dependency on awk.
15309 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15310 Ian Lance Taylor <iant@google.com>
15312 PR rtl-optimization/35604
15313 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15314 only want to change jump destinations, not eventual label comparisons.
15316 2008-06-16 Jan Hubicka <jh@suse.cz>
15318 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15320 (cgraph_analyze_function): Likewise.
15322 2008-06-16 Jan Hubicka <jh@suse.cz>
15324 * cgraph.h (cgraph_mark_if_needed): New function.
15325 * cgraphunit.c (cgraph_mark_if_needed): New function.
15326 * c-decl.c (duplicate_decl): Use it.
15328 2008-06-16 Jan Hubicka <jh@suse.cz>
15330 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15333 2008-06-16 Jan Hubicka <jh@suse.cz>
15335 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15337 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15338 Kazu Hirata <kazu@codesourcery.com>
15339 Maxim Kuvyrkov <maxim@codesourcery.com
15341 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15342 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15343 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15344 EXTRA_SPEC_FUNCTIONS.
15345 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15346 (DRIVER_SELF_SPECS): Adjust.
15347 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15348 * config/mips/st.h, config/mips/t-st: New.
15349 * config/mips/driver-native.c, config/mips/x-native: New.
15350 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15353 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15355 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15357 (ISA_HAS_FP_CONDMOVE): New macro.
15358 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15359 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15360 (ISA_HAS_NMADD3_NMSUB3): New macro.
15361 * config/mips/mips.c (mips_rtx_costs): Update.
15362 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15363 compiling for ST Loongson 2E/2F.
15364 (madd<mode>): Rename to madd4<mode>. Update.
15365 (madd3<mode>): New pattern.
15366 (msub<mode>): Rename to msub4<mode>. Update.
15367 (msub3<mode>): New pattern.
15368 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15369 (nmadd3<mode>): New pattern.
15370 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15371 (nmadd3<mode>_fastmath): New pattern.
15372 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15373 (nmsub3<mode>): New pattern.
15374 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15375 (nmsub3<mode>_fastmath): New pattern.
15376 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15378 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15380 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15381 (DF_REF_INSN_INFO): New.
15382 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15383 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15384 with a NULL DF_REF_INSN_INFO.
15385 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15387 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15388 DF_INSN_INFO_EQ_USES): New.
15389 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15390 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15391 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15392 * df-core.c: Update comment for above changes.
15393 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15394 DF_INSN_UID_* macros.
15395 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15396 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15397 insn rtx. Update all callers.
15398 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15399 df_ref_create_structure, df_insn_refs_collect): Likewise.
15400 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15401 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15402 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15403 macros to access the insn refs.
15404 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15405 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15406 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15407 for accessing the refs.
15408 (try_fwprop_subst): Likewise.
15409 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15410 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15411 for accessing the refs.
15412 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15413 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15414 to look at the insn refs.
15415 (record_uses): Likewise.
15416 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15418 (mark_artificial_uses): Don't mark_insn for artificial refs.
15419 (mark_reg_rependencies): Likewise.
15421 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15423 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15425 * configure: Regenerate.
15427 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15429 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15430 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15431 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15433 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15435 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15436 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15437 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15439 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15441 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15442 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15443 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15445 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15447 * tree-ssa-sccvn.c: Fix format of comments.
15449 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15451 * cgraph.c: Remove unneeded forward declarations of eq_node()
15454 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15456 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15458 (see_update_relevancy): Likewise.
15459 * fwprop.c (try_fwprop_subst): Likewise.
15460 * rtlanal.c (noop_move_p): Likewise.
15461 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15462 notes to non-existing libcall blocks.
15463 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15465 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15466 (dead_libcall_p): Remove.
15467 (delete_trivially_dead_insns): Don't use it.
15468 * web.c (union_defs): Remove comment about keeping nops.
15469 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15470 (compute_hash_table_work): Don't track libcall notes.
15471 (do_local_cprop): Don't take libcall pointers. Don't update
15473 (adjust_libcall_notes): Deleted.
15474 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15475 ever have existed in the first place).
15476 (replace_store_insn): Don't try to remove libcall notes.
15477 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15478 (resolve_reg_notes): Don't call them.
15479 (resolve_simple_move): Likewise.
15480 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15481 Don't remove REG_RETVAL notes.
15482 * emit-rtl.c (try_split): Don't update libcall notes.
15483 (emit_copy_of_insn_after): Dito.
15484 * cselib.c (cselib_current_insn_in_libcall): Remove.
15485 (cselib_process_insn): Don't set/clear it.
15486 (new_elt_loc_list): Don't record it.
15487 (cselib_init): Don't initialize it.
15488 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15489 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15491 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15492 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15493 (init_deps): Don't initialize it.
15494 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15495 * combine.c (delete_noop_moves): Don't update libcall notes.
15496 (can_combine_p): Remove now pointless #if 0 block.
15497 (try_combine): Remove another obsolete #if 0 block.
15498 (distribute_notes): Don't distribute libcall notes.
15499 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15500 * dce.c (libcall_dead_p): Remove.
15501 (delete_unmarked_insns): Don't handle libcall blocks.
15502 (preserve_libcall_for_dce): Remove.
15503 (prescan_insns_for_dce): Don't special-case libcall block insns.
15504 * reload1 (reload): Don't handle libcall notes.
15505 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15508 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15510 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15511 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15512 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15514 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15516 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15517 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15518 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15520 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15522 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15524 2008-06-16 Ira Rosen <irar@il.ibm.com>
15526 PR tree-optimization/36493
15527 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15528 the arguments list. Use VECTYPE to create vector pointer.
15529 (vectorizable_store): Fail if accesses through a pointer to vectype
15530 do not alias the original memory reference operands.
15531 Call vect_create_data_ref_ptr without the removed argument.
15532 (vectorizable_load): Likewise.
15533 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15536 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15539 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15540 reg_equiv_constant.
15542 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15544 * config/mips/loongson2ef.md: New file.
15545 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15546 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15547 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15548 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15549 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15551 (loongson2ef.md): New include.
15552 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15553 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15554 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15555 (loongson_gt_<mode>, loongson_extract_halfword)
15556 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15557 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15558 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15559 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15560 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15561 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15562 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15563 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15564 (vec_interleave_low<mode>): Define type attribute.
15565 * config/mips/mips.c (mips_ls2): New static variable.
15566 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15567 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15568 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15569 Implement target scheduling hooks.
15570 (mips_multipass_dfa_lookahead): Update to handle tuning for
15572 (mips_sched_init): Initialize data for Loongson scheduling.
15573 (mips_ls2_variable_issue): New static function.
15574 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15576 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15577 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15578 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15579 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15580 Handle ST Loongson 2E/2F cores.
15581 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15583 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15585 * omp-low.c (extract_omp_for_data): Fix comment typo.
15588 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15590 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15591 FIXME note about gcc/config.guess.
15592 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15593 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15594 * doc/cppopts.texi: Likewise.
15595 * doc/extend.texi: Likewise.
15596 * doc/gcc.texi: Likewise.
15597 * doc/gccint.texi: Likewise.
15598 * doc/gcov.texi: Likewise.
15599 * doc/gty.texi: Likewise.
15600 * doc/hostconfig.texi: Likewise.
15601 * doc/install.texi: Likewise.
15602 * doc/invoke.texi: Likewise.
15603 * doc/loop.texi: Likewise.
15604 * doc/makefile.texi: Likewise.
15605 * doc/md.texi: Likewise.
15606 * doc/passes.texi: Likewise.
15607 * doc/tm.texi: Likewise.
15608 * doc/tree-ssa.texi: Likewise.
15609 * doc/trouble.texi: Likewise.
15611 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15612 Nathan Sidwell <nathan@codesourcery.com>
15613 Maxim Kuvyrkov <maxim@codesourcery.com>
15614 Richard Sandiford <rdsandiford@googlemail.com>
15616 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15617 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15618 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15620 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15621 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15622 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15624 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15625 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15626 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15627 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15628 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15629 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15630 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15631 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15632 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15633 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15634 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15635 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15636 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15637 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15638 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15639 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15640 (mips_builtins): Add Loongson builtins.
15641 (mips_loongson_2ef_bdesc): New.
15642 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15643 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15644 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15645 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15647 (mips_expand_vector_init): New.
15648 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15649 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15651 * config/mips/mips.md: Add unspec numbers for Loongson
15652 builtins. Include loongson.md.
15653 (MOVE64): Include Loongson vector modes.
15654 (SPLITF): Include Loongson vector modes.
15655 (HALFMODE): Handle Loongson vector modes.
15656 * config/mips/loongson.md: New.
15657 * config/mips/loongson.h: New.
15658 * config.gcc: Add loongson.h header for mips*-*-* targets.
15659 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15661 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15663 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15664 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15665 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15666 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15667 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15668 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15669 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15670 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15671 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15672 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15673 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15674 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15675 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15676 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15677 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15678 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15679 Remove use_fixproto=yes.
15680 (ia64*-*-hpux*): Remove comment about using fixproto.
15681 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15683 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15685 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15687 * configure: Regenerate.
15689 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15691 PR middle-end/36520
15692 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15693 before evaluating it.
15695 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15698 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15699 nested inline functions.
15700 (start_decl, start_function): Don't invert DECL_EXTERNAL
15701 for nested inline functions.
15703 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15705 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15706 splits that must be made for correctness.
15708 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15710 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15711 (AVAIL_NON_MIPS16): Likewise.
15712 (mips_builtin_description): Replace target_flags with a predicate.
15713 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15714 (dspr2_32): New availability predicates.
15715 (MIPS_BUILTIN): New macro.
15716 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15717 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15718 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15719 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15720 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15721 (mips_dsp_32only_bdesc): Merge into...
15722 (mips_builtins): ...this new array.
15723 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15724 (mips_init_builtins): Update after above changes.
15725 (mips_expand_builtin_1): Merge into...
15726 (mips_expand_builtin): ...here and update after above changes.
15728 2008-06-12 Paul Brook <paul@codesourcery.com>
15730 * longlong.h (__arm__): Define count_leading_zeros.
15731 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15732 (clzsi2, clzdi2): New functions.
15733 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15734 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15735 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15736 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15737 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15738 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15739 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15740 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15741 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15742 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15744 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15746 * config/m68k/m68k.c (m68k_tune_flags): New.
15747 (override_options): Compute m68k_tune_flags.
15748 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15749 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15751 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15753 PR middle-end/36506
15754 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15756 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15758 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15759 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15761 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15763 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15764 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15766 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15768 PR middle-end/36506
15769 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15772 2008-06-12 Richard Guenther <rguenther@suse.de>
15774 PR tree-optimization/36345
15775 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15776 add memory_tag_needed flag.
15777 (may_alias_p): Declare.
15778 * tree-ssa-alias.c (may_alias_p): Export.
15779 (set_initial_properties): Use memory_tag_needed flag.
15780 (update_reference_counts): Likewise.
15781 (reset_alias_info): Reset memory_tag_needed flag.
15782 (create_name_tags): Check memory_tag_needed flag.
15783 (dump_points_to_info_for): Dump it.
15784 * tree-ssa-structalias.c (struct variable_info): Remove
15785 directly_dereferenced flag.
15786 (new_var_info): Do not initialize it.
15787 (process_constraint_1): Do not set it.
15788 (update_alias_info): Set is_dereferenced flag.
15789 (set_uids_in_ptset): Use may_alias_p.
15790 (set_used_smts): Check memory_tag_needed flag.
15791 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15792 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15793 memory_tag_needed flag.
15794 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15795 from broken design.
15797 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15799 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15800 red zone for w64 abi.
15801 (ix86_expand_prologue): Likewise.
15802 (ix86_force_to_memory): Likewise.
15803 (ix86_free_from_memory): Likewise.
15805 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15808 * config/rs6000/rs6000.c (rs6000_override_options): Set
15809 rs6000_isel conditionally to the absence of comand line override.
15810 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15811 Remove duplicate rs6000_isel setting.
15812 * config/rs6000/eabispe.h: Ditto.
15814 2008-06-11 Richard Guenther <rguenther@suse.de>
15816 * alias.c (get_alias_set): Use the element alias-set for arrays.
15817 (record_component_aliases): For arrays and vectors do nothing.
15818 * c-common.c (strict_aliasing_warning): Handle the cases
15819 of alias set zero explicitly.
15820 * Makefile.in (dfp.o-warn): Add -Wno-error.
15822 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15824 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15826 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15827 tune_32 tune_64 to supported_defaults. Allow values not
15828 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15829 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15830 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15831 with_cpu_64 to generic for 64-bit-supporting configurations, not
15832 with_cpu. Remove FIXMEs.
15833 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15834 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15835 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15836 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15837 arch_32 and arch_64.
15839 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15840 Olivier Hainque <hainque@adacore.com>
15842 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15843 Use DECL_SIZE_UNIT to retrieve the size of the field.
15845 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15847 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15848 with function calls after declarations. Lay out
15849 neon_float_type_node before further use.
15851 2008-06-11 Richard Guenther <rguenther@suse.de>
15853 * tree-flow.h (may_point_to_global_var): Declare.
15854 * tree-ssa-alias.c (may_point_to_global_var): New function.
15855 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15857 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15859 * configure.ac: Teach that fido supports .debug_line.
15860 * configure: Regenerate.
15862 2008-06-10 Tom Tromey <tromey@redhat.com>
15864 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15867 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15869 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15870 (encode_decimal64, decode_decimal64, encode_decimal128,
15871 decode_decimal128): Reverse order of 32-bit parts of value if host
15872 and target endianness differ.
15874 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15876 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15877 Avoid division by 0.
15878 (tree_mod_pow2_value_transform): Likewise.
15879 (tree_ic_transform): Likewise.
15880 (tree_stringops_transform): Likewise.
15881 (tree_mod_subtract_transform): Likewise.
15882 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15883 (copy_edges_for_bb): Likewise.
15884 (initialize_cfun): Likewise.
15886 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15888 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15889 nonmemory_operand. Add "N" operand constraint.
15891 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15892 (*jcc_btsi_mask): Ditto.
15893 (*jcc_btsi_mask_1): Ditto.
15895 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15897 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15898 TYPE_CANONICAL for copied element type.
15900 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15903 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15904 Add m_CORE2 and m_GENERIC.
15905 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15906 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15908 (*jcc_btdi_rex64): New instruction and split pattern.
15909 (*jcc_btsi): Ditto.
15910 (*jcc_btsi_1): Ditto.
15911 (*btsq): Fix Intel asm dialect operand order.
15915 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15917 PR middle-end/36447
15918 * simplify-rtx.c (simplify_subreg): Add check for shift count
15921 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15923 * doc/md.texi: Synchronize with later constraints.md change.
15924 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15925 with a C implementation.
15926 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15928 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15929 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15930 when moving to and from MD_REGNUM.
15931 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15932 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15933 Handle byte and halfword moves.
15934 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15936 * config/mips/constraints.md (h): Turn into NO_REGS.
15937 (l, x): Update documentation.
15938 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15939 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15940 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15941 (HILO): New mode iterator.
15943 (any_div): New code iterator.
15944 (u): Extend code attribute to div and udiv.
15945 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15946 d_operand in the splitters. Remove redundant CONST_INT checks.
15947 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15948 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15949 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15950 accordingly, using normal moves instead of unspecs to move LO into
15951 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15952 (<u>mulsidi3): Handle expansion in C code.
15953 (<u>mulsidi3_32bit_internal): Rename to...
15954 (<u>mulsidi3_32bit): ...this.
15955 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15956 (*<u>mulsidi3_64bit): Rename to...
15957 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15958 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15959 to set LO and HI to the multiplication result. Use a normal move
15960 for MFLO and an unspec for MFHI.
15961 (*<u>mulsidi3_64bit_parts): Replace with...
15962 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15963 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15964 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15965 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15966 instead of HI. Split the instruction into a separate multiplication
15967 and MFHI if !TARGET_FIX_R4000.
15968 (<su>muldi3_highpart): Likewise.
15969 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15970 and the "=h" clobber.
15971 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15972 (<u>mulditi3): New expander.
15973 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15974 (madsi): Remove "=h" clobber.
15975 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15976 Force the modulus result to be a GPR and split the instruction into
15977 a division followed by an MFHI after reload.
15978 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15979 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15980 the MIPS16 HIGH define_split.
15981 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15982 of acc<->gpr moves to "multi".
15983 (*movdi_64bit): Replace the single "x" alternative with
15984 alternatives for moving into and out of "a".
15985 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15986 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15987 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15988 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15989 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15990 (movti): New expander.
15991 (*movti, *movti_mips16): New insns.
15992 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15993 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15994 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15995 * config/mips/predicates.md (fpr_operand): Delete.
15996 (d_operand): New predicate.
15998 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16000 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16001 failure on some Bourne shells.
16002 (x86_64-*-*): Ditto.
16004 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16006 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16008 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16010 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16011 (sparc-sun-solaris2*): Likewise.
16013 2008-06-09 Arnaud Charlet <charlet@adacore.com
16015 * doc/install.texi: Update requirements to build the Ada compiler.
16017 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16019 * df-scan.c (struct df_scan_problem_data): Remove the
16020 mw_link_pool alloc pool.
16021 (df_scan_free_internal): Don't free it.
16022 (df_scan_alloc): Don't allocate it.
16023 * df.h (struct df_link): Update comment.
16025 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16027 * except.h: Correct checks for when SJLJ exceptions must be used.
16029 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16031 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16034 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16036 PR tree-optimization/36218
16037 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16038 configure for the build system.
16039 (BUILD_LDFLAGS): Define.
16040 * configure: Regenerate.
16041 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16043 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16046 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16047 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16048 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16050 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16052 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16054 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16056 * config.gcc (Obsolete configurations): Remove list of
16058 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16059 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16060 targets matched by those patterns.
16061 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16062 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16063 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16064 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16065 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16066 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16067 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16068 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16069 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16070 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16071 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16072 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16073 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16074 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16075 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16076 Make code for Solaris 7 and greater unconditional for Solaris.
16077 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16078 Remove --with-* handling.
16079 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16080 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16081 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16082 LINK_OS_WINDISS_SPEC): Remove.
16083 * config/rs6000/sysv4.opt (mwindiss): Remove.
16084 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16085 * configure: Regenerate.
16086 * doc/cpp.texi: Don't mention BeOS.
16087 * doc/extend.texi (interrupt): Don't mention MS1.
16088 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16089 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16090 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16091 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16092 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16094 * doc/invoke.texi (MT Options): Remove.
16095 (-mwindiss): Remove.
16096 (CRIS Options): Remove cris-axis-aout references.
16097 (HPPA Options): Don't mention hppa1.1-*-pro.
16098 * doc/md.texi: (MorphoTech family): Remove.
16099 * libgcc2.c: Don't handle UWIN.
16100 * config/alpha/t-unicosmk: Remove.
16101 * config/alpha/unicosmk.h: Remove.
16102 * config/arm/kaos-arm.h: Remove.
16103 * config/arm/kaos-strongarm.h: Remove.
16104 * config/arm/strongarm-coff.h: Remove.
16105 * config/arm/strongarm-elf.h: Remove.
16106 * config/arm/strongarm-pe.h: Remove.
16107 * config/arm/t-strongarm-pe: Remove.
16108 * config/arm/t-xscale-coff: Remove.
16109 * config/arm/t-xscale-elf: Remove.
16110 * config/arm/xscale-coff.h: Remove.
16111 * config/arm/xscale-elf.h: Remove.
16112 * config/chorus.h: Remove.
16113 * config/cris/aout.h: Remove.
16114 * config/cris/aout.opt: Remove.
16115 * config/cris/t-aout: Remove.
16116 * config/i386/beos-elf.h: Remove.
16117 * config/i386/kaos-i386.h: Remove.
16118 * config/i386/ptx4-i.h: Remove.
16119 * config/i386/sco5.h: Remove.
16120 * config/i386/sco5.opt: Remove.
16121 * config/i386/sysv4-cpp.h: Remove.
16122 * config/i386/sysv5.h: Remove.
16123 * config/i386/t-beos: Remove.
16124 * config/i386/t-sco5: Remove.
16125 * config/i386/t-uwin: Remove.
16126 * config/i386/uwin.asm: Remove.
16127 * config/i386/uwin.h: Remove.
16128 * config/kaos.h: Remove.
16129 * config/mips/windiss.h: Remove.
16130 * config/mt: Remove directory.
16131 * config/pa/pa-osf.h: Remove.
16132 * config/pa/pa-pro-end.h: Remove.
16133 * config/pa/t-pro: Remove.
16134 * config/ptx4.h: Remove.
16135 * config/rs6000/beos.h: Remove.
16136 * config/rs6000/kaos-ppc.h: Remove.
16137 * config/rs6000/t-beos: Remove.
16138 * config/rs6000/windiss.h: Remove.
16139 * config/sh/kaos-sh.h: Remove.
16140 * config/sol2-6.h: Remove.
16141 * config/sparc/sol26-sld.h: Remove.
16142 * config/sparc/sysv4-only.h: Remove.
16143 * config/vax/bsd.h: Remove.
16144 * config/vax/t-memfuncs: Remove.
16145 * config/vax/ultrix.h: Remove.
16146 * config/vax/vaxv.h: Remove.
16147 * config/windiss.h: Remove.
16149 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16151 PR rtl-optimization/36438
16152 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16153 for vector shifts with constant scalar shift operands.
16155 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16157 * doc/invoke.texi: Document -march=xlr.
16158 * config/mips/xlr.md: New file.
16159 * config/mips/mips.md: Include it.
16161 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16162 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16163 (mips_rtx_cost_data): Likewise.
16165 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16167 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16168 PRE_INC and PRE_DEC cases.
16170 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16172 PR rtl-optimization/36419
16173 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16174 the emitting jump insn.
16177 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16178 is not bool, boolify the whole *expr_p and convert to the desired type.
16180 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16182 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16183 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16184 Add omp_private_outer_ref hook, add another argument to
16185 omp_clause_default_ctor hook.
16186 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16187 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16188 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16189 hook_tree_tree_tree_tree_null.
16190 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16191 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16192 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16193 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16194 * tree.def (OMP_TASK): New tree code.
16195 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16196 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16197 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16198 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16199 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16200 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16201 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16202 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16203 (OMP_DIRECTIVE_P): Add OMP_TASK.
16204 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16205 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16206 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16207 and OMP_CLAUSE_UNTIED entries.
16208 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16210 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16211 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16212 * tree-pretty-print.c (dump_omp_clause): Handle
16213 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16214 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16215 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16216 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16217 warning about unsigned iterators. Change decl/init/cond/incr
16218 arguments to TREE_VECs, check arguments for all collapsed loops.
16219 (c_finish_omp_taskwait): New function.
16220 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16222 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16223 default_function_array_conversion on init. Add par_clauses argument.
16224 If decl is present in parallel's lastprivate clause, change it to
16225 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16226 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16227 collapse count in clauses.
16228 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16229 c_parser_omp_for_loop callers.
16230 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16231 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16232 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16233 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16235 (c_parser_omp_clause_schedule): Handle schedule(auto).
16236 Include correct location in the error message.
16237 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16238 and PRAGMA_OMP_CLAUSE_UNTIED.
16239 (OMP_TASK_CLAUSE_MASK): Define.
16240 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16241 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16242 * tree-nested.c (convert_nonlocal_omp_clauses,
16243 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16244 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16245 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16246 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16248 (conver_nonlocal_reference, convert_local_reference,
16249 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16250 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16251 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16252 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16253 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16254 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16255 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16256 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16257 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16259 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16260 * c-common.h (c_finish_omp_taskwait): New prototype.
16261 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16262 * tree-parloops.c (create_parallel_loop): Create 1 entry
16263 vectors for OMP_FOR_{INIT,COND,INCR}.
16264 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16265 (make_edges): Handle OMP_TASK.
16266 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16267 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16268 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16269 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16270 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16271 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16272 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16273 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16274 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16275 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16276 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16277 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16278 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16279 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16280 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16281 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16282 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16283 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16284 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16285 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16286 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16287 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16288 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16289 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16290 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16291 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16292 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16293 original iterator is present in lastprivate clause or if
16294 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16295 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16296 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16297 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16298 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16299 if it is set, lookup var in outer contexts too. Handle
16300 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16301 to be implicitly determined firstprivate for task regions.
16302 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16303 if it is set, lookup var in outer contexts too. Set
16304 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16305 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16306 OMP_CLAUSE_UNTIED. Take region_type as last argument
16307 instead of in_parallel and in_combined_parallel.
16308 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16310 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16311 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16312 (new_omp_context): Set default_kind to
16313 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16314 (omp_region_type): New enum.
16315 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16316 fields, add region_type.
16317 (new_omp_context): Take region_type as argument instead of is_parallel
16318 and is_combined_parallel.
16319 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16320 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16321 ctx->is_combined_parallel checks.
16322 (gimplify_omp_task): New function.
16323 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16325 * omp-low.c (extract_omp_for_data): Use schedule(static)
16326 for schedule(auto). Handle pointer and unsigned iterators.
16327 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16328 Add loops argument. Extract data for collapsed OMP_FOR loops.
16329 (expand_parallel_call): Assert sched_kind isn't auto,
16330 map runtime schedule to index 3.
16331 (struct omp_for_data_loop): New type.
16332 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16333 Add loop, loops, collapse and iter_type fields.
16334 (workshare_safe_to_combine_p): Disallow combined for if
16335 iter_type is unsigned long long. Don't combine collapse > 1 loops
16336 unless all bounds and steps are constant. Adjust extract_omp_for_data
16338 (expand_omp_for_generic): Handle pointer, unsigned and long long
16339 iterators. Handle collapsed OMP_FOR loops. Adjust
16340 for struct omp_for_data changes. If libgomp function doesn't return
16341 boolean_type_node, add comparison of the return value with 0.
16342 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16343 pointer, unsigned and long long iterators. Adjust for struct
16344 omp_for_data changes.
16345 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16346 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16347 unsigned long long. Allocate loops array, pass it to
16348 extract_omp_for_data. For collapse > 1 loops use always
16349 expand_omp_for_generic.
16350 (omp_context): Add sfield_map and srecord_type fields.
16351 (is_task_ctx, lookup_sfield): New functions.
16352 (use_pointer_for_field): Use is_task_ctx helper. Change first
16353 argument's type from const_tree to tree. Clarify comment.
16354 In OMP_TASK disallow copy-in/out sharing.
16355 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16356 (install_var_field): Add mask argument. Populate both record_type
16357 and srecord_type if needed.
16358 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16360 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16361 and DECL_FIELD_OFFSET.
16362 (scan_sharing_clauses): Adjust install_var_field callers. For
16363 firstprivate clauses on explicit tasks allocate the var by value in
16364 record_type unconditionally, rather than by reference.
16365 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16366 Use is_taskreg_ctx instead of is_parallel_ctx.
16367 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16368 (create_omp_child_function_name): Add task_copy argument, use
16369 *_omp_cpyfn* names if it is true.
16370 (create_omp_child_function): Add task_copy argument, if true create
16371 *_omp_cpyfn* helper function.
16372 (scan_omp_parallel): Adjust create_omp_child_function callers.
16373 Rename parallel_nesting_level to taskreg_nesting_level.
16374 (scan_omp_task): New function.
16375 (lower_rec_input_clauses): Don't run constructors for firstprivate
16376 explicit task vars which are initialized by *_omp_cpyfn*.
16377 Pass outer var ref to omp_clause_default_ctor hook if
16378 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16379 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16380 OMP_CLAUSE_REDUCTION_INIT.
16381 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16382 avoid duplicate setting of fields. Handle
16383 OMP_CLAUSE_PRIVATE_OUTER_REF.
16384 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16385 copy-out if TREE_READONLY, only copy-in.
16386 (expand_task_copyfn): New function.
16387 (expand_task_call): New function.
16388 (struct omp_taskcopy_context): New type.
16389 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16391 (lower_omp_parallel): Rename to...
16392 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16393 Call create_task_copyfn if srecord_type is needed. Adjust
16395 (task_shared_vars): New variable.
16396 (check_omp_nesting_restrictions): Warn if work-sharing,
16397 barrier, master or ordered region is closely nested inside OMP_TASK.
16398 Add warnings for barrier if closely nested inside of work-sharing,
16399 ordered, or master region.
16400 (scan_omp_1): Call check_omp_nesting_restrictions even for
16401 GOMP_barrier calls. Rename parallel_nesting_level to
16402 taskreg_nesting_level. Handle OMP_TASK.
16403 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16404 work-sharing construct, continue looking for them on parent parallel
16406 (lower_omp_for_lastprivate): Add lastprivate clauses
16407 to the beginning of dlist rather than end. Adjust for struct
16408 omp_for_data changes.
16409 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16410 not after it. Handle collapsed OMP_FOR loops, adjust for
16411 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16412 (get_ws_args_for): Adjust extract_omp_for_data caller.
16413 (scan_omp_for): Handle collapsed OMP_FOR
16414 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16415 (lower_omp_single_simple): If libgomp function doesn't return
16416 boolean_type_node, add comparison of the return value with 0.
16417 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16418 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16419 (parallel_nesting_level): Rename to...
16420 (taskreg_nesting_level): ... this.
16421 (is_taskreg_ctx): New function.
16422 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16423 of is_parallel_ctx.
16424 (execute_lower_omp): Rename parallel_nesting_level to
16425 taskreg_nesting_level.
16426 (expand_omp_parallel): Rename to...
16427 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16428 Call omp_task_call for OMP_TASK regions.
16429 (expand_omp): Adjust caller, handle OMP_TASK.
16430 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16432 * bitmap.c (bitmap_default_obstack_depth): New variable.
16433 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16434 if argument is NULL and bitmap_default_obstack is already initialized.
16435 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16437 * matrix-reorg.c (matrix_reorg): Likewise.
16439 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16441 * config/i386/i386.md (*indirect_jump): Macroize using P
16442 mode iterator. Remove !TARGET_64BIT from insn constraints.
16443 (*tablejump_1): Ditto.
16444 (*indirect_jump_rex64): Remove insn pattern.
16445 (*tablejump_1_rex64): Ditto.
16446 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16447 and eh_return_si insn patterns.
16449 2008-06-06 Richard Guenther <rguenther@suse.de>
16451 * tree-ssa-structalias.c (merge_smts_into): Remove.
16452 (find_what_p_points_to): Do not bother to compute the
16453 points-to set for pt_anything pointers.
16454 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16455 for pt_anything pointers is ok.
16457 2008-06-06 Jan Hubicka <jh@suse.cz>
16459 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16461 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16463 * cgraph.c: Fix typos in comments.
16464 (cgraph_availability_names): Fix string typo.
16465 * fold-const.c: Fix typos in comments.
16466 (fold_binary): Fix typo in warning.
16467 * genautomata.c: Fix typos in comments.
16468 (check_presence_pattern_sets): Fix typo in local variable.
16469 (output_description): Fix typo in output.
16470 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16471 * hwint.h: Likewise.
16472 * matrix-reorg.c (check_allocation_function): Likewise.
16473 * omega.c (smooth_weird_equations): Likewise.
16474 * auto-inc-dec.c: Fix typos in comments.
16475 * bb-reorder.c: Likewise.
16476 * builtins.c: Likewise.
16477 * c-common.c: Likewise.
16478 * c-cppbuiltin.c: Likewise.
16479 * c-parser.c: Likewise.
16480 * c-pretty-print.c: Likewise.
16481 * cfgcleanup.c: Likewise.
16482 * cfgexpand.c: Likewise.
16483 * cfghooks.c: Likewise.
16484 * cfglayout.c: Likewise.
16485 * cfgloopmanip.c: Likewise.
16486 * cgraphunit.c: Likewise.
16487 * coverage.c: Likewise.
16488 * dbxout.c: Likewise.
16489 * df-byte-scan.c: Likewise.
16490 * df-core.c: Likewise.
16491 * df-problems.c: Likewise.
16492 * df-scan.c: Likewise.
16494 * dominance.c: Likewise.
16495 * domwalk.c: Likewise.
16497 * dwarf2out.c: Likewise.
16498 * emit-rtl.c: Likewise.
16499 * et-forest.c: Likewise.
16500 * function.c: Likewise.
16501 * function.h: Likewise.
16503 * gcov-io.c: Likewise.
16504 * gcov.c: Likewise.
16505 * gcse.c: Likewise.
16506 * genattrtab.c: Likewise.
16507 * ggc-page.c: Likewise.
16508 * gimplify.c: Likewise.
16509 * gthr-lynx.h: Likewise.
16510 * haifa-sched.c: Likewise.
16511 * ipa-cp.c: Likewise.
16512 * ipa-inline.c: Likewise.
16513 * ipa-prop.h: Likewise.
16514 * ipa-pure-const.c: Likewise.
16515 * ipa-struct-reorg.c: Likewise.
16516 * ipa-struct-reorg.h: Likewise.
16517 * ipa-type-escape.c: Likewise.
16519 * loop-doloop.c: Likewise.
16520 * mips-tfile.c: Likewise.
16521 * mkmap-flat.awk: Likewise.
16522 * mkmap-symver.awk: Likewise.
16523 * modulo-sched.c: Likewise.
16524 * omp-low.c: Likewise.
16525 * optabs.c: Likewise.
16526 * optabs.h: Likewise.
16527 * opts.c: Likewise.
16528 * passes.c: Likewise.
16529 * postreload-gcse.c: Likewise.
16530 * postreload.c: Likewise.
16531 * predict.c: Likewise.
16532 * pretty-print.h: Likewise.
16533 * profile.c: Likewise.
16534 * protoize.c: Likewise.
16535 * ra-conflict.c: Likewise.
16536 * real.c: Likewise.
16537 * recog.c: Likewise.
16538 * regclass.c: Likewise.
16539 * regs.h: Likewise.
16540 * reload.c: Likewise.
16541 * rtl-error.c: Likewise.
16542 * rtlanal.c: Likewise.
16543 * scan.h: Likewise.
16544 * sched-rgn.c: Likewise.
16546 * stmt.c: Likewise.
16547 * target.h: Likewise.
16548 * tree-dfa.c: Likewise.
16549 * tree-eh.c: Likewise.
16550 * tree-flow-inline.h: Likewise.
16551 * tree-inline.c: Likewise.
16552 * tree-into-ssa.c: Likewise.
16553 * tree-loop-distribution.c: Likewise.
16554 * tree-nested.c: Likewise.
16555 * tree-parloops.c: Likewise.
16556 * tree-pass.h: Likewise.
16557 * tree-pretty-print.c: Likewise.
16558 * tree-profile.c: Likewise.
16559 * tree-scalar-evolution.c: Likewise.
16560 * tree-sra.c: Likewise.
16561 * tree-ssa-alias-warnings.c: Likewise.
16562 * tree-ssa-ccp.c: Likewise.
16563 * tree-ssa-coalesce.c: Likewise.
16564 * tree-ssa-dom.c: Likewise.
16565 * tree-ssa-dse.c: Likewise.
16566 * tree-ssa-forwprop.c: Likewise.
16567 * tree-ssa-live.c: Likewise.
16568 * tree-ssa-live.h: Likewise.
16569 * tree-ssa-loop-im.c: Likewise.
16570 * tree-ssa-loop-ivopts.c: Likewise.
16571 * tree-ssa-loop-niter.c: Likewise.
16572 * tree-ssa-loop-prefetch.c: Likewise.
16573 * tree-ssa-phiopt.c: Likewise.
16574 * tree-ssa-phiprop.c: Likewise.
16575 * tree-ssa-sccvn.c: Likewise.
16576 * tree-ssa-ter.c: Likewise.
16577 * tree-ssa-threadupdate.c: Likewise.
16578 * tree-ssa.c: Likewise.
16579 * tree-vect-analyze.c: Likewise.
16580 * tree-vect-transform.c: Likewise.
16581 * tree-vectorizer.c: Likewise.
16582 * tree-vn.c: Likewise.
16583 * tree-vrp.c: Likewise.
16584 * tree.c: Likewise.
16585 * tree.def: Likewise.
16586 * tree.h: Likewise.
16587 * unwind-dw2-fde.c: Likewise.
16588 * unwind.inc: Likewise.
16589 * value-prof.c: Likewise.
16590 * vmsdbgout.c: Likewise.
16592 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16594 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16595 always place FP constants in the TOC for TARGET_POWERPC64.
16596 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16598 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16600 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16601 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16602 enable for TARGET_E500_DOUBLE.
16603 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16604 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16605 floating-point modes like integer modes for E500 double.
16606 (rs6000_legitimate_offset_address_p): Likewise.
16607 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16608 addressing for DDmode for E500 double.
16609 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16610 modes as using 64-bits of registers for E500 double.
16611 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16612 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16613 specially for E500 double.
16614 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16615 TDmode for E500 double.
16616 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16617 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16618 (rs6000_split_multireg_move): Do not handle TDmode specially for
16620 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16621 using 64-bit registers for E500 double.
16622 (emit_frame_save): Do not handle DDmode specially for E500 double.
16623 (gen_frame_mem_offset): Likewise.
16624 (rs6000_function_value): Do not call spe_build_register_parallel
16625 for DDmode or TDmode.
16626 (rs6000_libcall_value): Likewise.
16627 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16628 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16631 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16633 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16636 2008-06-04 Junjie Gu <jgu@tensilica.com>
16638 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16639 comparison for frame pointers.
16641 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16644 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16646 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16649 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16650 register is already smaller or equal to required mode.
16652 2008-06-04 Xinliang David Li <davidxl@google.com>
16654 * tree-call-cdce.c: New file.
16655 (cond_dead_built_in_calls): New static variable.
16656 (input_domain): New struct.
16657 (check_pow): New function.
16658 (check_builtin_call): Ditto.
16659 (check_target_format): Ditto.
16660 (is_call_dce_candidate): Ditto.
16661 (gen_one_condition): Ditto.
16662 (gen_conditions_for_domain): Ditto.
16663 (get_domain): Ditto.
16664 (gen_conditions_for_pow_cst_base): Ditto.
16665 (gen_conditions_for_pow_int_base): Ditto.
16666 (gen_conditions_for_pow): Ditto.
16667 (get_no_error_domain): Ditto.
16668 (gen_shrink_wrap_conditions): Ditto.
16669 (shrink_wrap_one_built_in_call): Ditto.
16670 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16671 (tree_call_cdce): Ditto.
16672 (gate_call_cdce): Ditto.
16673 (pass_call_cdce): New gimple pass.
16674 * passes.c: (init_optimization_passes): New pass.
16675 * tree-pass.h: New pass declaration.
16676 * opts.c (decode_options): New flag setting.
16677 * common.opt: Add -ftree-builtin-call-dce flag.
16678 * Makefile.in: Add new source file.
16679 * tempvar.def: New tv_id.
16680 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16682 2008-06-04 Richard Guenther <rguenther@suse.de>
16684 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16685 (is_call_clobbered): Always check var_ann->call_clobbered.
16686 (mark_call_clobbered): Always set var_ann->call_clobbered.
16687 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16688 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16689 (reset_alias_info): Clear call clobbering info on MTAGs and
16691 (set_pt_anything): Set pt_global_mem.
16692 (create_tag_raw): Adjust comment.
16693 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16695 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16696 Maxim Kuvyrkov <maxim@codesourcery.com>
16698 * config/m68k/m68k.opt (mxgot): New option.
16699 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16700 (m68k_output_addr_const_extra): New.
16701 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16702 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16703 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16704 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16706 2008-06-04 Richard Guenther <rguenther@suse.de>
16708 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16709 negative or non-representable offsets.
16711 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16713 * config/i386/i386.c (ix86_gen_leave): New.
16714 (ix86_gen_pop1): Likewise.
16715 (ix86_gen_add3): Likewise.
16716 (ix86_gen_sub3): Likewise.
16717 (ix86_gen_sub3_carry): Likewise.
16718 (ix86_gen_one_cmpl2): Likewise.
16719 (ix86_gen_monitor): Likewise.
16720 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16721 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16722 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16723 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16724 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16725 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16726 (ix86_expand_epilogue): Updated.
16727 (print_operand): Handle integer register operand for 'z'.
16728 (ix86_expand_strlensi_unroll_1): Likewise.
16729 (ix86_expand_strlen): Likewise.
16730 (ix86_expand_builtin): Likewise.
16731 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16732 mov{q}/mov{l} and add{q}/add{l}.
16734 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16736 * config/i386/i386.md (P): New mode iterator.
16737 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16738 using P mode iterator.
16739 (DFmode push_operand splitter): Ditto.
16740 (XFmode push_operand splitter): Ditto.
16741 (DFmode float_extend SFmode push_operand splitter): Ditto.
16742 (XFmode float_extend SFmode push_operand splitter): Do not generate
16743 SImode pushes for 64bit target. Macroize Dimode and SImode
16744 pushes using P mode iterator.
16745 (XFmode float_extend DFmode push_operand splitter): Ditto.
16747 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16749 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16750 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16751 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16752 return type to int.
16753 (ix86_call_abi_override): Remove check for call_used_regs.
16755 2008-06-03 Richard Guenther <rguenther@suse.de>
16757 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16758 for the lhs of calls if the return type contains pointers.
16760 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16762 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16763 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16764 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16765 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16766 of cfun and DEFAULT_ABI to deceide abi mode.
16767 (DEFAULT_ABI): New.
16768 (REG_PARM_STACK_SPACE): Removed.
16769 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16770 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16771 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16772 (ix86_function_abi): Likewise.
16773 (ix86_function_type_abi): Likewise.
16774 (ix86_call_abi_override): Likewise.
16775 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16776 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16777 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16778 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16780 (X86_64_REGPARM_MAX): New.
16781 (X86_64_SSE_REGPARM_MAX): New.
16782 (X64_REGPARM_MAX): New.
16783 (X64_SSE_REGPARM_MAX): New.
16784 (X86_32_REGPARM_MAX): New.
16785 (X86_32_SSE_REGPARM_MAX): New.
16786 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16787 (ix86_function_regparm): Handle user calling abi.
16788 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16789 by DEFAULT_ABI versus SYSV_ABI check.
16790 (ix86_reg_parm_stack_space): New.
16791 (ix86_function_type_abi): New.
16792 (ix86_call_abi_override): New.
16793 (ix86_function_abi): New.
16794 (ix86_cfun_abi): New.
16795 (init_cumulative_args): Call abi specific initialization.
16796 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16797 (function_arg_64): Extend SSE_REGPARM_MAX check.
16798 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16799 (ix86_pass_by_reference): Likewise.
16800 (ix86_function_value_regno_p): Likewise.
16801 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16802 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16803 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16804 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16805 (setup_incoming_varargs_64): Adjust regparm for call abi.
16806 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16807 (ix86_va_start): Likewise.
16808 (ix86_gimplify_va_arg): Likewise.
16809 (ix86_expand_prologue): Likewise.
16810 (output_pic_addr_const): Likewise.
16811 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16812 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16813 (x86_output_mi_thunk): Likewise.
16814 (x86_function_profiler): Likewise.
16815 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16816 (SYSV_ABI, MS_ABI): New constants.
16817 (DEFAULT_ABI): New.
16818 (init_regs): Add prototype of function in regclass.c file.
16819 (OVERRIDE_ABI_FORMAT): New.
16820 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16821 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16822 (OUTGOING_REG_PARM_STACK_SPACE): New.
16823 (ix86_reg_parm_stack_space): New prototype.
16824 (CUMULATIVE_ARGS): Add call_abi member.
16825 (machine_function): Add call_abi member.
16826 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16827 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16829 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16832 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16833 (avr_builtin_setjmp_frame_value): New function.
16834 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16835 (nonlocal_goto): Define.
16837 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16839 * config/mips/mips.c (mips_emit_loadgp): Return early if
16840 there is nothing do to, otherwise emit a blockage if
16841 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16842 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16844 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16846 * configure.ac: Drop unneeded backslash ending up in config.in.
16847 * acinclude.m4: Likewise.
16848 * config.in: Regenerate.
16850 2008-05-26 Jan Hubicka <jh@suse.cz>
16852 * predict.c (maybe_hot_frequency_p): Break out of...
16853 (maybe_hot_bb_p): ... here.
16854 (maybe_hot_edge_p): New.
16855 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16856 * basic-block.h (maybe_hot_edge_p): Declare.
16858 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16860 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16861 (*cmpfp_<mode>_cc): Ditto.
16862 (*fp_jcc_8<mode>_387): Ditto.
16863 (*fop_<MODEF:mode>_2_i387): Ditto.
16864 (*fop_<MODEF:mode>_3_i387): Ditto.
16865 (*fop_xf_2_i387): Ditto.
16866 (*fop_xf_3_i387): Ditto.
16868 2008-06-02 Tomas Bily <tbily@suse.cz>
16870 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16872 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16874 * config/mips/mips.c (mips_valid_offset_p): New function.
16875 (mips_valid_lo_sum_p): Likewise.
16876 (mips_classify_address): Use them.
16877 (mips_force_address): New function.
16878 (mips_legitimize_address): Use it.
16879 * config/mips/mips.md (MOVE128): New mode iterator.
16880 (movtf): Require TARGET_64BIT. Remove empty strings.
16881 (*movtf_internal): Rename to...
16882 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16883 of "R" and use {,fp}{load,store} attributes instead of "multi".
16884 Use a separate define_split.
16885 (*movtf_mips16): New pattern.
16887 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16889 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16890 * config/mips/mips.c (mips_expand_before_return): New function.
16891 (mips_expand_epilogue): Call it.
16892 * config/mips/mips.md (return): Turn into a define_expand.
16893 (*return): New insn.
16895 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16897 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16898 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16899 functions. Do not emit uses and clobbers of CONCATs; individually
16900 use and clobber their operands.
16901 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16902 gen_clobber, emit_use and gen_use.
16903 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16904 (expand_builtin_return): Likewise.
16905 * cfgbuild.c (count_basic_blocks): Likewise.
16906 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16907 * explow.c (emit_stack_restore): Likewise.
16908 * expmed.c (extract_bit_field_1): Likewise.
16909 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16910 (emit_move_multi_word, store_constructor): Likewise.
16911 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16912 (thread_prologue_and_epilogue_insns): Likewise.
16913 * lower-subreg.c (resolve_simple_move): Likewise.
16914 * optabs.c (widen_operand, expand_binop): Likewise.
16915 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16916 * reload.c (find_reloads): Likewise.
16917 * reload1.c (eliminate_regs_in_insn): Likewise.
16918 * stmt.c (expand_nl_goto_receiver): Likewise.
16919 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16920 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16921 * config/arm/arm.c (arm_load_pic_register): Likewise.
16922 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16923 * config/arm/arm.md (untyped_return): Likewise.
16924 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16925 * config/avr/avr.c (expand_prologue): Likewise.
16926 * config/bfin/bfin.c (do_unlink): Likewise.
16927 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16928 * config/cris/cris.c (cris_expand_prologue): Likewise.
16929 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16930 (machopic_legitimize_pic_address): Likewise.
16931 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16932 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16933 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16934 (ix86_expand_convert_uns_didf_sse): Likewise.
16935 (ix86_expand_vector_init_general): Likewise.
16936 * config/ia64/ia64.md (eh_epilogue): Likewise.
16937 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16938 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16939 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16940 (config/iq2000/iq2000.c): Likewise.
16941 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16942 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16943 (builtin_longjmp): Likewise.
16944 * config/mn10300/mn10300.md (call, call_value): Likewise.
16945 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16946 * config/pdp11/pdp11.md (abshi2): Likewise.
16947 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16948 * config/s390/s390.c (s390_emit_prologue): Likewise.
16949 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16950 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16951 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16952 * config/sh/sh.c (prepare_move_operands): Likewise.
16953 (output_stack_adjust, sh_expand_epilogue): Likewise.
16954 (sh_set_return_address, sh_expand_t_scc): Likewise.
16955 * config/sparc/sparc.c (load_pic_register): Likewise.
16956 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16957 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16958 * config/v850/v850.c (expand_epilogue): Likewise.
16960 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16962 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16963 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16964 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16965 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16966 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16967 stack pointer register.
16968 (output_movhi): Remove code for interrupt specific writing to the
16969 stack pointer register.
16971 2008-05-31 Richard Guenther <rguenther@suse.de>
16973 PR tree-optimization/34244
16974 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16975 (tree_expr_nonzero_warnv_p): Likewise.
16976 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16977 ssa_name_nonnegative_p.
16978 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16979 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16980 not tree_expr_nonzero_warnv_p.
16982 PR tree-optimization/36262
16984 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16986 PR tree-optimization/34244
16987 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16988 (record_numbers_of_iterations): New function.
16989 (execute_vrp): Cache the numbers of iterations of loops.
16990 * tree-scalar-evolution.c (scev_reset_except_niters):
16992 (scev_reset): Use scev_reset_except_niters.
16993 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16995 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16997 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16998 __WORKAROUND_RETS when appropriate.
17000 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17002 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17003 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17005 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17006 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17007 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17008 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17009 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17010 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17011 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17012 *fop_df_1_sse insn patterns using MODEF mode iterator.
17013 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17014 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17015 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17016 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17017 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17018 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17019 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17020 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17021 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17022 (*fop_xf_5_i387): Ditto.
17023 (*fop_xf_6_i387): Ditto.
17025 2008-05-30 Richard Guenther <rguenther@suse.de>
17027 * builtins.c (build_string_literal): Avoid generating
17028 a non-gimple_val result.
17030 2008-05-30 DJ Delorie <dj@redhat.com>
17032 * exec-tool.in: Use an environment variable (private) instead of a
17033 file (shared) as a semaphore, so as to not break parallel builds.
17035 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17037 * optabs.c (maybe_encapsulate_block): Remove.
17038 (emit_libcall_block): Adjust accordingly.
17039 * optabs.h (maybe_encapsulate_block): Remove prototype.
17041 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17042 Don't use maybe_encapsulate_block.
17044 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17046 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17047 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17048 rtx is a SYMBOL_REF before calling get_pool_constant.
17050 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17052 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17054 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17056 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17057 rather than OS names to choose INO_T_EQ definition.
17058 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17059 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17061 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17064 * config/darwin-f.c: New.
17065 * config/t-darwin: Added rule to build darwin-f.o.
17066 * config.gcc: Defined new variable, fortran_target_objs.
17067 (*-*-darwin*): Set fortran_target_objs.
17068 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17069 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17070 * configure: Regenerated.
17072 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17075 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17076 canonical type if needed.
17078 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17080 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17082 2008-05-29 Richard Guenther <rguenther@suse.de>
17084 PR tree-optimization/36343
17085 PR tree-optimization/36346
17086 PR tree-optimization/36347
17087 * tree-flow.h (clobber_what_p_points_to): Declare.
17088 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17089 pointed-to variable is dereferenced is irrelevant to whether
17090 the pointer can access the pointed-to variable.
17091 (clobber_what_p_points_to): New function.
17092 * tree-ssa-alias.c (set_initial_properties): Use it.
17093 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17094 call clobber check for NMTs.
17096 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17098 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17099 for printing gcov_type.
17101 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17103 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17104 and the eh region information.
17105 * value-prof.c (gimple_move_stmt_histograms): New function.
17106 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17108 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17110 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17112 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17114 * value-prof.c (tree_ic_transform): Print counts.
17115 * tree-profile.c (tree_gen_ic_func_profiler):
17116 Clear __gcov_indreict_call_callee variable to avoid misattribution
17119 2008-05-28 Rafael Espíndola <espindola@google.com>
17121 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17124 2008-05-28 Richard Guenther <rguenther@suse.de>
17126 PR tree-optimization/36339
17127 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17128 and clobbering code out of the loop.
17130 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17132 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17135 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17136 s390_contiguous_bitmask_p, s390_symref_operand_p,
17137 s390_check_symref_alignment, s390_reload_larl_operand,
17138 s390_reload_symref_address): New functions.
17139 (s390_branch_condition_mnemonic): Support compare and branch
17141 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17142 and 'W' constraints.
17143 (s390_secondary_reload): Add secondary reloads for unaligned
17144 symbol refs or symbol refs to floating point or QI/TI mode
17146 (legitimate_address_p): Accept symbol references as addresses.
17147 (s390_expand_insv): Use rotate and insert selected bits
17148 instruction for insv when building for z10.
17149 (print_operand_address): Handle symbol ref addresses.
17150 (print_operand): Output modifier 'c' added for signed byte values.
17151 (s390_encode_section_info): Mark symbol refs with
17152 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17154 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17155 (length attribute): RRF, RRR have 4 byte length.
17156 (FPALL, INTALL): New mode iterators added.
17157 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17158 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17159 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17160 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17161 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17162 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17163 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17164 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17166 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17167 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17168 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17169 reload<INTALL:mode><P:mode>_toreg_z10,
17170 reload<FPALL:mode><P:mode>_tomem_z10,
17171 reload<FPALL:mode><P:mode>_toreg_z10,
17172 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17173 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17174 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17175 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17177 (movmem, clrmem, cmpmem): New splitters added.
17179 * config/s390/predicates.md (larl_operand): Use
17180 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17181 SYMBOL_REF_ALIGN1_P.
17182 (s390_signed_integer_comparison,
17183 s390_unsigned_integer_comparison): New predicates.
17185 * config/s390/s390-protos.h (s390_check_symref_alignment,
17186 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17187 s390_reload_symref_address,
17188 s390_compare_and_branch_condition_mask): Prototypes added.
17190 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17191 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17192 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17194 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17196 * config/s390/s390.c (z10_cost): New cost function for z10.
17197 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17198 (s390_issue_rate): Adjust issue rate for z10.
17199 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17200 (processor_flags): Add PF_Z10.
17201 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17202 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17203 * gcc/config.gcc: Add z10.
17205 2008-05-28 Richard Guenther <rguenther@suse.de>
17207 PR tree-optimization/36291
17208 * tree-flow. h (struct gimple_df): Remove var_anns member.
17209 * tree-flow-inline.h (gimple_var_anns): Remove.
17210 (var_ann): Simplify.
17211 * tree-dfa.c (create_var_ann): Simplify.
17212 (remove_referenced_var): Clear alias info from var_anns of globals.
17213 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17214 (delete_tree_ssa): Clear alias info from var_anns of globals.
17215 Do not free var_anns.
17216 (var_ann_eq): Remove.
17217 (var_ann_hash): Likewise.
17219 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17221 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17222 and loongson2f entries.
17223 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17224 * config/mips/mips.h (processor_type): Add Loongson-2E
17225 and Loongson-2F entries.
17226 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17227 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17228 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17229 * doc/invoke.texi (MIPS Options): Document loongson2e
17230 and loongson2f processor names.
17232 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17236 * config/i386/i386.c (ix86_function_arg_boundary): Use
17237 alignment of canonical type.
17238 (ix86_expand_vector_move): Check unaligned memory access for
17241 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17243 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17244 Moved to the front of file.
17246 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17247 H.J. Lu <hongjiu.lu@intel.com>
17249 * dwarf2out.c (current_fde): New.
17251 (lookup_cfa:): Likewise.
17252 (dwarf2out_end_epilogue): Likewise.
17253 (dwarf2out_note_section_used): Likewise.
17255 2008-05-27 Michael Matz <matz@suse.de>
17258 * c.opt (Wenum-compare): New warning option.
17259 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17261 2008-05-27 Michael Matz <matz@suse.de>
17263 PR middle-end/36326
17264 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17266 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17267 into memory as tail calls.
17269 2008-05-27 Richard Guenther <rguenther@suse.de>
17271 PR tree-optimization/36339
17272 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17273 pointers cause all addressable variables to be call clobbered.
17275 2008-05-27 Richard Guenther <rguenther@suse.de>
17277 PR tree-optimization/36245
17278 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17280 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17282 * config/s390/s390.md: Replace all occurences of the 'm'
17283 constraint with 'RT'.
17285 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17287 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17289 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17291 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17292 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17293 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17295 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17297 * reload.c: (find_reloads): Skip alternatives according to the
17298 "enabled" attribute. Constify the constraint variable.
17299 * recog.c (get_attr_enabled): Add default implementation.
17300 (extract_insn): Set the alternative_enabled_p array
17301 in the recog_data struct.
17302 (preprocess_constraints, constrain_operands): Skip
17303 alternatives according to the "enabled" attribute
17304 * recog.h (struct recog_data): New field alternative_enabled_p.
17305 (skip_alternative): New inline function.
17306 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17307 (record_reg_classes): Skip alternative according to the
17308 "enabled" attribute.
17310 * doc/md.texi: Add documention for the "enabled" attribute.
17312 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17314 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17315 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17316 constraint with TARGET_MEM_CONSTRAINT.
17317 * recog.c (asm_operand_ok, preprocess_constraints,
17318 constrain_operands): Likewise.
17319 * regclass.c (record_reg_classes): Likewise.
17320 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17321 * reload1.c (maybe_fix_stack_asms): Likewise.
17322 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17323 * recog.h: Adjust comment.
17324 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17325 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17326 * doc/md.texi: Add a note to description of 'm' constraint.
17327 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17329 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17331 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17332 that the bitfield is of integral type before testing its precision.
17334 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17335 Sa Liu <saliu@de.ibm.com>
17337 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17338 __modti3, __udivti3, __umodti3 and __udivmodti4.
17339 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17340 that implement TImode mul and div functions.
17341 * config/spu/multi3.c: New. Implement __multi3.
17342 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17343 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17346 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17348 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17349 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17350 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17351 tls_sysv_suffix): New mode and mode attribute iterators.
17352 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17353 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17354 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17355 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17356 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17359 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17361 PR tree-optimization/36329
17362 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17363 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17364 * cgraphbuild.c (initialize_inline_failed): Use the latter
17365 macro in lieu of the former.
17366 * ipa-inline.c (cgraph_mark_inline): Likewise.
17367 (cgraph_decide_inlining_of_small_function): Likewise.
17368 (cgraph_decide_inlining): Likewise.
17369 (cgraph_decide_inlining_incrementally): Likewise.
17371 2008-05-26 Tristan Gingold <gingold@adacore.com>
17372 Anatoly Sokolov <aesok@post.ru>
17374 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17375 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17376 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17377 optimization for 'avr6' architecture.
17379 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17382 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17384 2008-05-26 Richard Guenther <rguenther@suse.de>
17386 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17387 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17389 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17391 PR middle-end/36253
17392 * caller-save.c (insert_restore): Verify alignment of spill space.
17393 (insert_save): Likewise.
17394 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17395 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17396 (STACK_SLOT_ALIGNMENT): Likewise.
17397 * function.c (LOCAL_ALIGNMENT): Removed.
17398 (get_stack_local_alignment): New.
17399 (assign_stack_local): Use it. Set alignment on stack slot.
17400 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17401 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17402 (STACK_SLOT_ALIGNMENT): New.
17403 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17404 stack slot in XFmode.
17406 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17408 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17411 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17412 argument operand in rax isn't removed.
17414 2008-05-26 Richard Guenther <rguenther@suse.de>
17416 PR middle-end/36300
17417 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17418 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17420 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17423 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17425 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17427 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17428 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17430 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17432 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17433 build a trampoline if we don't want one.
17434 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17435 return zero for nested functions if we don't want a trampoline.
17437 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17439 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17441 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17444 * c.opt: Removed undocumented option '-lang-fortran'.
17445 * c-common.h: Removed global variable 'lang_fortran'.
17446 * c-opts.c (c_common_handle_option): Removed code to handle
17447 option '-lang-fortran'. Updated includes.
17448 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17449 definition of '__GFORTRAN__'.
17450 (define__GNUC__): Reimplemented to use BASEVER and
17451 cpp_define_formatted.
17452 (builtin_define_with_value_n): Removed.
17453 * c-incpath.h: Renamed to ...
17454 * incpath.h: ... this.
17455 * c-incpath.c: Renamed to ...
17456 * incpath.c: ... this. Updated includes.
17457 * fix-header.c: Updated includes.
17458 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17459 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17460 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17462 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17464 * tree.h: Update the table of flags used on tree nodes.
17465 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17466 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17467 (FORCED_LABEL): Add access check.
17468 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17469 (ASM_INPUT_P): Likewise.
17470 (ASM_VOLATILE_P): Likewise.
17471 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17472 (OMP_SECTION_LAST): Access private_flag directly.
17473 (OMP_RETURN_NOWAIT): Likewise.
17474 (OMP_PARALLEL_COMBINED): Likewise.
17475 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17476 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17477 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17478 deprecated_flag directly.
17480 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17482 * final.c (frame_pointer_needed): Removed.
17483 * flags.h (frame_pointer_needed): Likewise.
17485 * function.h (rtl_data): Add frame_pointer_needed.
17486 (frame_pointer_needed): New.
17488 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17490 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17492 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17494 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17497 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17499 * c-common.c (strip_array_types): Move function to..
17501 (get_inner_array_type): Delete.
17502 * c-common.h (strip_array_types): Move declaration to..
17504 (get_inner_array_type): Delete.
17505 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17506 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17507 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17508 * config/pa/pa.c (emit_move_sequence): Likewise.
17510 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17512 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17515 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17517 * function.c: Include target hook for nonlocal_goto frame value.
17519 2008-05-24 Richard Guenther <rguenther@suse.de>
17521 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17522 variable can be only accessed through a pointer or a union.
17524 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17526 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17527 * doc/extend.texi: Likewise.
17529 2008-05-23 DJ Delorie <dj@redhat.com>
17531 * config/m32c/jump.md (untyped_call): Add.
17533 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17534 for A24 to PSImode.
17535 (m32c_address_cost): Detail costs for indirect offsets.
17537 2008-05-23 Rafael Espíndola <espindola@google.com>
17539 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17540 if a node is a SUBREG.
17541 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17544 2008-05-23 Paul Brook <paul@codesourcery.com>
17545 Carlos O'Donell <carlos@codesourcery.com>
17547 * doc/extend.texi: Clarify use of __attribute__((naked)).
17548 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17549 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17550 * function.c (use_register_for_decl): Use
17551 targetm.calls.allocate_stack_slots_for_args.
17552 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17553 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17554 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17556 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17558 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17560 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17562 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17563 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17564 is only rounded once.
17566 2008-05-23 Richard Guenther <rguenther@suse.de>
17568 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17570 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17571 Jakub Jelinek <jakub@redhat.com>
17574 * configure.ac: Handle --enable-cld.
17575 * configure: Regenerated.
17576 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17577 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17578 (ix86_current_function_needs_cld): New define.
17579 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17580 (cld): New isns pattern.
17581 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17582 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17583 * config/i386/i386.opt (mcld): New option.
17584 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17585 TARGET_CLD and ix86_current_function_needs_cld.
17586 (override_options): Use -mcld by default for 32-bit code if
17589 * doc/install.texi (Options specification): Document --enable-cld.
17590 * doc/invoke.texi (Machine Dependent Options)
17591 [i386 and x86-64 Options]: Add -mcld option.
17592 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17594 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17595 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17596 (return_in_memory_64): Likewise.
17597 (return_in_memory_ms_64): Likewise.
17599 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17601 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17602 * builtins.c (fold_builtin_fpclassify): New.
17603 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17604 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17605 * c-common.c (handle_type_generic_attribute): Adjust to accept
17606 fixed arguments before an elipsis.
17607 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17608 * doc/extend.texi: Document __builtin_fpclassify.
17610 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17612 * omp-low.c (gate_expand_omp_ssa): Remove.
17613 (pass_expand_omp_ssa): Remove.
17614 (gate_expand_omp): Do not check for flag_openmp_ssa.
17615 * common.opt (-fopenmp-ssa): Remove.
17616 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17618 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17620 * config/sh/sh.opt (mfixed-range): New option.
17621 * config/sh/sh-protos.h (sh_fix_range): Declare.
17622 * config/sh/sh.c (sh_fix_range): New function.
17623 * config/sh/sh.h (sh_fixed_range_str): Declare.
17624 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17626 * doc/invoke.texi (SH Options): Document -mfixed-range.
17628 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17630 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17631 it before the redeclaration.
17633 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17635 * config/avr/avr.c (get_sequence_length): Add new function.
17636 (expand_prologue, expand_epilogue): Remove duplicate code.
17638 2008-05-22 Rafael Espíndola <espindola@google.com>
17640 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17643 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17645 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17646 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17648 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17649 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17650 (vect_update_misalignment_for_peel): Likewise.
17651 (vector_alignment_reachable_p): Likewise.
17652 * tree-vect-transform.c (vectorizable_load): Likewise.
17653 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17654 (get_vectype_for_scalar_type): Pass mode of scalar_type
17655 to UNITS_PER_SIMD_WORD.
17657 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17658 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17659 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17660 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17661 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17663 2008-05-22 Ira Rosen <irar@il.ibm.com>
17665 PR tree-optimization/36293
17666 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17667 if the first load must be skipped because of a gap.
17669 2008-05-22 Richard Guenther <rguenther@suse.de>
17671 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17672 more cases of offset disambiguation that is possible if
17673 strict-aliasing rules apply.
17674 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17675 for basic offset and type-based disambiguation.
17677 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17679 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17680 ix86_expand_vector_set on V16QImode for SSE4.1.
17682 2008-05-21 Tom Tromey <tromey@redhat.com>
17684 * c.opt (Wimport): Mark as undocumented.
17685 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17687 (Warning Options): Likewise.
17688 * doc/cppopts.texi: Don't mention -Wimport.
17690 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17692 PR tree-optimization/36287
17693 PR tree-optimization/36286
17694 * lambda-code.c (build_access_matrix): Do not use the loop->num
17695 for computing the number of induction variables: use the loop depth
17698 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17701 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17702 option -f(no-)leading-underscore.
17704 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17706 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17707 GET_MODE_NUNITS (mode).
17709 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17711 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17712 (-mmulhw): Add 464 to description.
17713 (-mdlmzb): Likewise.
17714 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17715 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17717 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17718 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17719 * config/rs6000/rs6000.md: Update comments for 464.
17721 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17723 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17725 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17727 * config/i386/sse.md (vec_extractv4sf): Removed.
17728 (vec_extractv2df): Likewise.
17729 (vec_extractv2di): Likewise.
17730 (vec_extractv4si): Likewise.
17731 (vec_extractv8hi): Likewise.
17732 (vec_extractv16qi): Likewise.
17733 (vec_extract<mode>): New.
17735 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17737 * config/i386/sse.md (vec_setv4sf): Removed.
17738 (vec_setv2df): Likewise.
17739 (vec_setv2di): Likewise.
17740 (vec_setv4si): Likewise.
17741 (vec_setv8hi): Likewise.
17742 (vec_setv16qi): Likewise.
17743 (vec_set<mode>): New.
17745 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17747 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17748 goto for vec_concat and vec_interleave.
17750 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17752 * config/i386/sse.md (vec_initv4sf): Removed.
17753 (vec_initv2df): Likewise.
17754 (vec_initv2di): Likewise.
17755 (vec_initv4si): Likewise.
17756 (vec_initv8hi): Likewise.
17757 (vec_initv16qi): Likewise.
17758 (vec_init<mode>): New.
17760 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17762 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17764 2008-05-21 Tom Tromey <tromey@redhat.com>
17766 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17767 (zone_find_object_offset): Likewise.
17768 (gt_ggc_m_S): Likewise.
17769 (highest_bit): Likewise.
17770 * ggc-page.c (gt_ggc_m_S): New function.
17771 * stringpool.c (string_stack): Remove.
17772 (init_stringpool): Update.
17773 (ggc_alloc_string): Use ggc_alloc.
17774 (maybe_delete_ident): New function.
17775 (ggc_purge_stringpool): Likewise.
17776 (gt_ggc_m_S): Remove.
17777 * ggc-common.c (ggc_protect_identifiers): New global.
17778 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17779 ggc_protect_identifiers.
17780 * ggc.h (ggc_protect_identifiers): Declare.
17781 (gt_ggc_m_S): Update.
17782 (ggc_purge_stringpool): Declare.
17783 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17784 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17786 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17788 2008-05-21 David S. Miller <davem@davemloft.net>
17790 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17793 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17795 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17798 2008-05-20 David Daney <ddaney@avtrex.com>
17800 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17801 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17802 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17803 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17804 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17805 (atomic_hiqi_op): New define_code_iterator.
17806 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17807 mips_expand_compare_and_swap_12.
17808 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17809 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17810 (sync_<optab><mode>, sync_old_<optab><mode>,
17811 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17812 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17813 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17814 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17815 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17816 (test_and_set_12): New insn.
17817 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17818 sync_new_<optab><mode>, sync_old_nand<mode>,
17819 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17820 clobber to operand 0 for SI and DI mode insns.
17821 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17822 mips_gen_fn_4): New typedefs.
17823 (mips_gen_fn_ptrs): Define new union type.
17824 (mips_expand_compare_and_swap_12): Remove declaration.
17825 (mips_expand_atomic_qihi): Declare function.
17826 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17827 (mips_expand_atomic_qihi): ... this. Use new generator function
17829 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17830 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17831 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17832 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17833 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17834 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17835 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17836 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17837 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17838 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17841 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17843 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17846 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17848 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17849 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17850 (avr_attribute_table): Add 'OS_main' function attribute.
17851 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17852 functions with 'OS_main' attribute.
17854 2008-05-20 Richard Guenther <rguenther@suse.de>
17856 PR tree-optimization/35204
17857 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17858 helper, split out from ...
17859 (DFS): ... here. Make the DFS walk non-recursive.
17861 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17862 Jan Sjodin <jan.sjodin@amd.com>
17864 PR tree-optimization/36181
17865 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17866 (parallelize_loops): Don't parallelize when the loop has vector
17869 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17870 Sebastian Pop <sebastian.pop@amd.com>
17872 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17873 matrix, and never look at the tree representation of the memory
17875 (linear_transform_loops): Computes parameters and access matrices.
17876 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17878 (access_matrix_get_index_for_parameter): New.
17879 * tree-data-ref.h (struct access_matrix): New.
17880 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17881 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17882 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17883 am_vector_index_for_loop): New.
17884 (struct data_reference): Add field access_matrix.
17885 (DR_ACCESS_MATRIX): New.
17886 (compute_data_dependences_for_loop): Update declaration.
17887 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17888 * lambda.h (lambda_vector_vec_p): Declared.
17889 * lambda-code.c: Depend on pointer-set.h.
17890 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17891 av_for_af_base, av_for_af, build_access_matrix,
17892 lambda_compute_access_matrices): New.
17893 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17895 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17897 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17898 $SOURCEDIR/include.
17900 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17901 Sebastian Pop <sebastian.pop@amd.com>
17903 PR tree-optimization/36206
17904 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17906 (instantiate_scev_1): Rename flags to fold_conversions.
17907 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17908 outeside instantiation_loop.
17909 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17910 (evolution_function_is_affine_or_constant_p): Removed.
17911 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17913 (analyze_siv_subscript): Pass in the loop nest number.
17914 Call evolution_function_is_affine_in_loop instead of
17915 evolution_function_is_affine_p.
17916 (analyze_overlapping_iterations): Pass in the loop nest number.
17918 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17919 Sebastian Pop <sebastian.pop@amd.com>
17921 PR tree-optimization/36206
17922 * tree-chrec.h (chrec_fold_op): New.
17923 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17926 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17928 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17930 (remove_duplicates): Do not set inode on non-inode systems.
17933 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17935 * config.gcc (tm_file): Update comments about relative pathnames.
17937 2008-05-20 Richard Guenther <rguenther@suse.de>
17939 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17940 * tree-ssa-sccvn.c (process_scc): Likewise.
17941 * tree-ssa-sink.c (execute_sink_code): Likewise.
17942 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17943 * tree-vrp.c (process_assert_insertions): Likewise.
17944 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17945 (perform_tree_ssa_dce): Likewise.
17946 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17947 (dump_dominator_optimization_stats): Likewise.
17948 * tree-vectorizer.c (vectorize_loops): Likewise.
17950 2008-05-20 Richard Guenther <rguenther@suse.de>
17952 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17954 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17956 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17957 (ix86_i386elf_return_in_memory): Likewise.
17958 (ix86_i386interix_return_in_memory): Likewise.
17959 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17960 (SUBTARGET_RETURN_IN_MEMORY): New.
17961 * config/i386/i386elf.h: Likewise.
17962 * config/i386/ptx4-i.h: Likewise.
17963 * config/i386/sol2-10.h: Likewise.
17964 * config/i386/sysv4.h: Likewise.
17965 * config/i386/vx-common.h: Likewise.
17966 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17967 * config/i386/i386.c (ix86_return_in_memory): Made static and
17968 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17969 (ix86_i386elf_return_in_memory): Removed.
17970 (ix86_i386interix_return_in_memory): Removed.
17971 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17972 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17974 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17976 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17978 2008-05-19 Xinliang David Li <davidxl@google.com>
17980 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17982 * common.opt: Ditto.
17983 * doc/invoke.texi: Ditto.
17985 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17987 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17988 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17990 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17992 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17993 sizes of operand array from 8/4 to 4/2.
17994 (ix86_expand_vector_init_general): Change size of operand array
17995 from 32 to 16. Remove op0, op1 and half_mode.
17997 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17999 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18000 (ix86_expand_vector_init_interleave): Likewise.
18001 (ix86_expand_vector_init_general): Use them. Assert
18002 word_mode == SImode when n_words == 4.
18004 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18006 * config/i386/i386.c (ix86_secondary_reload): New static function.
18007 (TARGET_SECONDARY_RELOAD): New define.
18008 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18009 * config/i386/i386.md (reload_outqi): Remove.
18011 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18013 PR middle-end/35509
18014 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18015 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18016 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18017 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18018 (fold_builtin_1): Likewise.
18019 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18020 c-common.c (check_builtin_function_arguments): Handle
18021 BUILT_IN_ISINF_SIGN.
18022 * doc/extend.texi: Document __builtin_isinf_sign.
18023 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18025 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18027 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18028 EH cleanup at the end of the pass, search for those that have been
18029 turned into forwarder blocks and do the cleanup on their successor.
18031 2008-05-18 Richard Guenther <rguenther@suse.de>
18033 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18034 pointers to sizetype and vice versa.
18036 2008-05-18 Xinliang David Li <davidxl@google.com>
18038 * gcc/tree-ssa-dce.c: Coding style fix.
18039 (check_pow): Documentation comment.
18040 (check_log): Documenation comment. Coding style fix.
18041 (is_unnecessary_except_errno_call): Ditto.
18042 (gen_conditions_for_pow): Ditto.
18043 (gen_conditions_for_log): Ditto.
18044 (gen_shrink_wrap_conditions): Ditto.
18045 (shrink_wrap_one_built_in_calls): Ditto.
18046 * gcc/doc/invoke.texi: Better documentation string.
18047 * ChangeLog: Fix wrong change log entries from
18048 May 17 checkin on function call DCE.
18050 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18052 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18054 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18056 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18057 * df-problems.c (simulation routines): Fixed block comment to
18058 properly say how to add forwards scanning functions.
18060 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18062 * tree-inline.c (setup_one_parameter): Remove dead code.
18064 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18066 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18067 a BIT_AND_EXPR only for an INTEGER_TYPE.
18069 2008-05-17 Xinliang David Li <davidxl@google.com>
18071 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18072 (check_pow, check_log, is_unnecessary_except_errno_call): New
18073 functions to check for eliminating math functions that are pure
18074 except for setting errno.
18075 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18076 general condition expressions for shrink-wrapping pow/log calls.
18077 (gen_shrink_wrap_conditions): Ditto.
18078 (shrink_wrap_one_built_in_call): Ditto.
18079 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18080 (mark_operand_necessary): If debugging, output if OP is necessary.
18081 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18083 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18085 * gcc/common.opt: New user flag -ftree-builtin-dce.
18086 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18088 2008-05-16 David S. Miller <davem@davemloft.net>
18090 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18091 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18093 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18096 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18098 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18100 * ifcvt.c (dead_or_predicable): Rename
18101 df_simulate_one_insn_backwards to df_simulate_one_insn.
18102 * recog.c (peephole2_optimize): Ditto.
18103 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18105 * df.h: Rename df_simulate_one_insn_backwards to
18106 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18107 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18108 scanning of defs and uses.
18109 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18110 (df_simulate_one_insn_forwards): Removed.
18112 2008-05-16 Doug Kwan <dougkwan@google.com>
18114 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18116 (real_from_string): Handle NaNs and Inf as approriate.
18118 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18120 * doc/gty.texi (Source Files Containing Type Information): Note
18121 that headers should appear first in the gtfiles list.
18123 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18125 * tree.def (COND_EXEC): Properly documented this code.
18127 2008-05-16 Diego Novillo <dnovillo@google.com>
18129 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18130 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18133 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18135 * tree-ssa-dse (max_stmt_uid): Removed.
18136 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18137 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18138 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18139 * function.h (cfun.last_stmt_uid): New field.
18140 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18141 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18143 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18144 (create_stmt_ann): Initialize the ann->uid field.
18145 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18147 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18149 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18151 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18152 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18153 (init_empty_tree_cfg): Call it.
18155 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18157 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18160 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18162 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18163 * tree-dump.c (dump_options): New verbose option.
18164 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18166 * tree-pass.h (TDF_VERBOSE): New dump flag.
18167 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18168 (tree-flow.h): Added include.
18169 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18171 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18173 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18175 From Jie Zhang <jie.zhang@analog.com>
18176 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18177 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18178 mcpu=bf561-none and mcpu=bf561-0.2.
18179 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18180 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18181 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18182 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18183 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18184 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18185 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18187 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18188 (cputype_selected): Remove.
18189 (bfin_handle_option): Don't use cputype_selected.
18190 (override_options): When no mcpu option, enable all workarounds.
18191 Don't use bfin_workarounds.
18192 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18194 (DEFAULT_CPU_TYPE): Don't define.
18196 2008-05-16 Richard Guenther <rguenther@suse.de>
18198 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18199 on deletion of the last stmt.
18201 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18203 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18204 V8HImode for SSE2 and V16QImode for SSE4.1.
18206 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18208 * cgraph.h (compute_inline_parameters): Made public.
18209 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18210 variable_generate_summary, function_write_summary,
18211 variable_write_summary, variable_read_summary. Added generate_summary,
18212 write_summary, read_summary.
18213 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18214 pass_ipa_inline.function_generate_summary, to
18215 compute_inline_parameters.
18216 * ipa-inline.c (compute_inline_parameters): Made public and added
18218 (compute_inline_parameters_for_current): New function.
18219 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18220 (inline_generate_summary): Removed parameter and made to loop over
18222 (pass_ipa_inline): Updated for new IPA_PASS structure.
18223 * passes.c (execute_ipa_summary_passes): Now is called once per
18224 pass rather than once per node*pass.
18226 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18228 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18229 avr_have_mul_p, avr_asm_only_p): Remove variables.
18230 (avr_override_options): Remove initialization of removed variables.
18231 (avr_file_start): Convert removed variables to fields of
18232 'struct base_arch_s *avr_current_arch'.
18233 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18234 (AVR_HAVE_MUL): (Ditto.).
18235 (AVR_HAVE_MOVW): (Ditto.).
18236 (AVR_HAVE_LPMX): (Ditto.).
18237 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18238 avr_asm_only_p): Remove declaration.
18240 2008-05-15 Diego Novillo <dnovillo@google.com>
18242 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18243 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18245 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18247 PR middle-end/36194
18248 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18249 Don't call record_truncated_value from here.
18250 (record_truncated_value): Turn it into a for_each_rtx callback.
18251 (record_truncated_values): New function.
18252 (combine_instructions): Call note_uses with record_truncated_values.
18253 Change name of check_conversion to check_promoted_subreg.
18255 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18257 * doc/sourcebuild.texi: Document support for torture tests.
18259 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18261 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18262 to alternative 4 of operand 2.
18264 2008-05-15 Richard Guenther <rguenther@suse.de>
18266 * tree-pass.h (current_pass): Declare.
18267 (get_pass_for_id): Likewise.
18268 * passes.c (passes_by_id, passes_by_id_size): New globals.
18269 (set_pass_for_id): New function.
18270 (get_pass_for_id): Likewise.
18271 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18272 (execute_function_todo): Flush per function statistics.
18273 * toplev.c (compile_file): Init statistics.
18274 (general_init): Do early statistics initialization.
18275 (finalize): Finish statistics.
18276 * statistics.h (statistics_early_init): Declare.
18277 (statistics_init): Likewise.
18278 (statistics_fini): Likewise.
18279 (statistics_fini_pass): Likewise.
18280 (statistics_counter_event): Likewise.
18281 (statistics_histogram_event): Likewise.
18282 * statistics.c: New file.
18283 * Makefile.in (OBJS-common): Add statistics.o.
18284 (statistics.o): Add dependencies.
18285 * doc/invoke.texi (-fdump-statistics): Document.
18287 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18288 (insert): Likewise.
18289 (execute_pre): Use statistics_counter_event.
18290 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18291 (substitute_and_fold): Increment it. Use statistics_counter_event.
18293 2008-05-15 Diego Novillo <dnovillo@google.com>
18295 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18297 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18298 * tree-ssa-alias.c (new_type_alias): Remove references to
18299 sub-variables from comment.
18300 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18302 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18304 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18305 attribute to 1 only for insertps alternative.
18307 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18309 * config/bfin/bfin.md (loadbytes): New pattern.
18310 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18311 (bfin_init_builtins): Initialize it.
18312 (bdesc_1arg): Add it.
18314 2008-05-15 Sa Liu <saliu@de.ibm.com>
18316 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18317 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18318 * testsuite/lib/target-supports.exp: Add
18319 check_effective_target_fortran_integer_16.
18321 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18323 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18324 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18325 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18326 (TARGET_RETURN_IN_MEMORY): Define.
18328 2008-05-15 Richard Guenther <rguenther@suse.de>
18330 PR middle-end/36244
18331 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18332 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18333 represent unmodifiable vars.
18335 2008-05-15 Richard Guenther <rguenther@suse.de>
18337 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18338 INDIRECT_REF and TARGET_MEM_REF.
18339 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18342 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18343 H.J. Lu <hongjiu.lu@intel.com>
18345 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18346 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18347 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18348 insn alternatives. Add missing alternatives.
18349 (*vec_concatv2di_rex64_sse4_1): Likewise.
18350 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18351 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18352 Require TARGET_SSE.
18354 2008-05-15 Richard Guenther <rguenther@suse.de>
18356 PR tree-optimization/36009
18357 PR tree-optimization/36204
18358 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18359 (determine_invariantness_stmt): Record the loop a store is
18360 always executed in.
18361 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18364 2008-05-15 Richard Guenther <rguenther@suse.de>
18366 PR tree-optimization/34330
18367 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18368 through the pointer will alias the SMT.
18370 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18372 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18374 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18376 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18378 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18379 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18381 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18382 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18383 (vashl_optab): New optab for vector/vector shifts.
18384 (vashr_optab): Ditto.
18385 (vlshr_optab): Ditto.
18386 (vrotl_optab): Ditto.
18387 (vrotr_optab): Ditto.
18388 (optab_subtype): New enum for optab_for_tree_code call.
18389 (optab_for_tree_code): Add enum optab_subtype argument.
18391 * optabs.c (optab_for_tree_code): Take an additional argument to
18392 distinguish between a vector shift by a scalar and vector shift by
18393 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18394 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18395 vector shift by a vector.
18396 (expand_widen_pattern_expr): Pass additional argument to
18397 optab_for_tree_code.
18399 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18400 vrotl_optab, vrotr_optab.
18402 * expr.c (expand_expr_real_1): Update calls to
18403 optab_for_tree_code to distinguish between vector shifted by a
18404 scalar and vector shifted by a vector.
18405 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18406 (supportable_narrowing_operation): Ditto.
18407 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18408 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18409 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18410 (vect_create_epilog_for_reduction): Ditto.
18411 (vectorizable_reduction): Ditto.
18412 (vectorizable_operation): Ditto.
18413 (vect_strided_store_supported): Ditto.
18414 (vect_strided_load_supported): Ditto.
18415 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18416 * expmed.c (expand_shift): Ditto.
18418 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18420 (ashr@var{m}3): Ditto.
18421 (vashl@var{m}3): Document new vector/vector shift standard name.
18422 (vashr@var{m}3): Ditto.
18423 (vlshr@var{m}3): Ditto.
18424 (vrotl@var{m}3): Ditto.
18425 (vrotr@var{m}3): Ditto.
18427 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18428 (PPERM_INVERT): Ditto.
18429 (PPERM_REVERSE): Ditto.
18430 (PPERM_REV_INV): Ditto.
18431 (PPERM_ZERO): Ditto.
18432 (PPERM_ONES): Ditto.
18433 (PPERM_SIGN): Ditto.
18434 (PPERM_INV_SIGN): Ditto.
18435 (PPERM_SRC1): Ditto.
18436 (PPERM_SRC2): Ditto.
18438 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18439 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18440 allows a memory operand to be the value being added, and split it
18441 to improve vectorization.
18442 (sse5_pmacsdqh_mem): Ditto.
18443 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18444 (sse5_mulv2div2di3_high): Ditto.
18445 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18446 (vec_pack_trunc_v4si): Ditto.
18447 (vec_pack_trunc_v2di): Ditto.
18448 (sse5_pcmov_<mode>): Remove code that tried to use use
18449 andps/andnps instead of pcmov.
18450 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18451 pmacsdqh instructions.
18452 (vec_widen_smult_lo_v4si): Ditto.
18454 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18455 (PPERM_INVERT): Ditto.
18456 (PPERM_REVERSE): Ditto.
18457 (PPERM_REV_INV): Ditto.
18458 (PPERM_ZERO): Ditto.
18459 (PPERM_ONES): Ditto.
18460 (PPERM_SIGN): Ditto.
18461 (PPERM_INV_SIGN): Ditto.
18462 (PPERM_SRC1): Ditto.
18463 (PPERM_SRC2): Ditto.
18464 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18466 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18468 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18469 says ignore whether the last reference is a memory operand.
18471 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18472 Paolo Bonzini <bonzini at gnu dot org>
18474 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18477 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18478 (vlshr<mode>3): Rename from vlshr<mode>3.
18479 (vashr<mode>3): Rename from vashr<mode>3.
18480 (mulv4sf3): Change the names of vector shift patterns.
18484 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18487 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18512 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18513 (floatunssidf2_internal): Change vector/vector shift names.
18514 (floatunsdidf2_internal): Ditto.
18521 (vashl<mode>3): Rename from ashl<mode>3.
18522 (vashr<mode>3): Rename from ashr<mode>3.
18523 (vlshr<mode>3): Rename from lshr<mode>3.
18524 (vrotl<mode>3): Rename from rotl<mode>3.
18526 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18529 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18530 multiply gives the wrong value when doing widening multiplies.
18531 (vec_widen_smult_lo_v4si): Ditto.
18533 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18535 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18536 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18537 emit_library_call_value.
18538 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18539 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18540 * calls.c (initialize_argument_information, precompute_arguments,
18541 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18542 (precompute_arguments): Removed flags parameter.
18543 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18545 2008-05-14 Richard Guenther <rguenther@suse.de>
18547 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18548 Make sure to register the store if the use is a PHI_NODE.
18550 2008-05-14 Olivier Hainque <hainque@adacore.com>
18552 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18553 memory if the component is to be referenced in BLKmode according
18554 to get_inner_reference.
18556 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18558 * calls.c (emit_library_call_value_1): Restore code clearing
18559 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18561 2008-05-14 Olivier Hainque <hainque@adacore.com>
18562 Nicolas Roche <roche@adacore.com>
18564 * configure.ac: Add support for a "gcc_subdir" variable in
18565 config-lang.in, to denote a subdirectory where the language/GCC
18566 integration files are to be found.
18567 * configure: Regenerate.
18569 2008-05-14 Ira Rosen <irar@il.ibm.com>
18571 PR tree-optimization/36098
18572 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18573 value for the first load in the group in case of a gap.
18574 (vect_build_slp_tree): Check that there are no gaps in loads.
18576 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18578 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18579 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18580 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18581 emit_insn and remove unneeded code to construct extra args.
18582 (emit_no_conflict_block): Removed.
18583 * optabls.h: (emit_no_conflict_block): Removed.
18584 * cse.c (cse_extended_basic_block): Remove search for
18585 REG_NO_CONFLICT note.
18586 * global.c: Removed incorrect comment added in revision 117.
18587 * expr.c (convert_move): Change call to emit_no_conflict_block to
18589 * recog.c: Change comments so that they do not mention
18591 * local_alloc.c (combine_regs): Removed last parameter.
18592 (no_conflict_p): Removed.
18593 (block_alloc): Removed note, no_conflict_combined_regno and set
18594 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18595 (combine_regs): Removed already_dead and code to look for
18596 REG_NO_CONFLICT notes.
18597 * lower_subreg (remove_retval_note): Removed code to look for
18598 REG_NO_CONFLICT block.
18599 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18600 (resolve_clobber): Remove code to process libcalls that have
18601 REG_NO_CONFLICT notes.
18602 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18604 * combine.c (can_combine_p, distribute_notes): Removed
18605 REG_NO_CONFLICT case.
18606 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18608 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18609 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18611 * reg-notes.def (NO_CONFLICT): Removed.
18613 2008-05-14 David S. Miller <davem@davemloft.net>
18615 * config/sparc/sparc.c (sparc_profile_hook): If
18616 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18617 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18618 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18620 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18622 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18624 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18627 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18628 and op1 expansion before vector concat to have less live pseudos.
18630 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18632 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18633 ix86_expand_vector_set if supported.
18635 2008-05-13 Diego Novillo <dnovillo@google.com>
18636 Kenneth Zadeck <zadeck@naturalbridge.com>
18638 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18640 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18641 phinodes_print_statistics, init_ssanames, fini_ssanames,
18642 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18643 release_ssa_name, release_defs, replace_ssa_name_symbol,
18644 ssanames_print_statistics): Move ...
18645 * tree-flow.h: ... here.
18646 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18647 Use FN instead of cfun.
18648 (make_ssa_name_fn): Rename from make_ssa_name.
18649 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18650 * tree-flow-inline.h (make_ssa_name): Move from
18651 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18652 * omp-low.c (expand_omp_parallel):
18653 * tree-flow-inline.h (redirect_edge_var_map_result):
18654 * tree-ssa.c (init_tree_ssa): Add argument FN.
18655 Use it instead of cfun. Update all users.
18657 2008-05-13 Tom Tromey <tromey@redhat.com>
18659 PR preprocessor/22168:
18660 * doc/cpp.texi (Top): Update menu.
18661 (Alternatives to Wrapper #ifndef): New node.
18662 (Other Directives): Document deprecation.
18663 (Obsolete Features): Remove menu.
18664 (Assertions): Merge node into Obsolete Features.
18665 (Obsolete once-only headers): Move earlier; rename to Alternatives
18666 to Wrapper #ifndef.
18667 * doc/cppopts.texi: Update.
18668 * c.opt (Wdeprecated): Enable for C and ObjC.
18669 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18670 (C++ Dialect Options): Move -Wno-deprecated from here to...
18671 (Warning Options): ... here.
18673 2008-05-13 Richard Guenther <rguenther@suse.de>
18675 PR middle-end/36227
18676 * fold-const.c (fold_sign_changed_comparison): Do not allow
18677 changes in pointer-ness.
18679 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18682 * config/sh/sh.c (sh_expand_prologue): Don't clear
18683 RTX_FRAME_RELATED_P for push insns.
18685 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18687 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18689 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18691 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18692 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18693 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18695 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18697 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18698 (*vec_concatv4sf_sse): This.
18699 (*sse2_concatv2si): Renamed to ...
18700 (*vec_concatv2si_sse2): This.
18701 (*sse1_concatv2si): Renamed to ...
18702 (*vec_concatv2si_sse): This.
18703 (*vec_concatv2di_rex): Renamed to ...
18704 (*vec_concatv2di_rex64): This.
18705 (*vec_concatv2si_sse4_1): New.
18706 (*vec_concatv2di_rex64_sse4_1): Likewise.
18708 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18710 PR rtl-optimization/36111
18711 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18712 that was created for swappable operands.
18714 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18717 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18718 * configure.ac: Add call to ACX_PROG_GNAT.
18720 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18722 * optc-gen.awk: Fix comment typo.
18724 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18726 * pretty-print.c (pp_integer_with_precision): Use
18727 HOST_LONG_LONG_FORMAT.
18729 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18731 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18733 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18735 * config/i386/i386.c (bdesc_ptest): Removed.
18736 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18737 (bdesc_args): Add __builtin_ia32_ptestz128,
18738 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18739 (ix86_init_mmx_sse_builtins): Updated.
18740 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18741 (ix86_expand_builtin): Updated.
18743 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18745 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18746 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18748 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18750 * value-prof.c (interesting_stringop_to_profile): Do not
18751 return early for BUILT_IN_MEMPCPY.
18753 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18755 * calls.c (expand_call): Don't use callgraph to increase
18756 preferred_stack_boundary.
18758 * cgraph.h (cgraph_rtl_info): Use unsigned on
18759 preferred_incoming_stack_boundary.
18761 * final.c (rest_of_clean_state): Use unsigned on
18762 preferred_stack_boundary.
18764 2008-05-09 Tom Tromey <tromey@redhat.com>
18766 PR preprocessor/22231:
18767 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18770 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18772 PR tree-optimization/36129
18773 * tree-ssa-ccp.c: Include value-prof.h.
18774 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18775 built-in function was folded to a constant.
18776 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18778 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18779 Sebastian Pop <sebastian.pop@amd.com>
18781 * tree-scalar-evolution.c: Document instantiate_scev.
18782 (instantiate_parameters_1): Renamed instantiate_scev_1.
18783 Don't use the same loop for instantiation_loop and evolution_loop.
18784 (instantiate_scev): New.
18785 (instantiate_parameters): Moved...
18786 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18787 same loop twice. Maintains the semantics for this function.
18788 * tree-scalar-evolution.h (instantiate_scev): Declare.
18789 (instantiate_parameters): ...here. Now static inline.
18790 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18791 instead of resolve_mixers.
18793 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18795 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18797 2008-05-09 Tomas Bily <tbily@suse.cz>
18799 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18800 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18801 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18802 * c-common.c (c_common_truthvalue_conversion): Likewise.
18803 * tree-object-size.c (compute_object_offset): Likewise.
18804 * tree-inline.c (estimate_num_insns_1): Likewise.
18805 * varasm.c (const_hash_1, compare_constant, copy_constant)
18806 (compute_reloc_for_constant, output_addressed_constants)
18807 (initializer_constant_valid_p): Likewise.
18808 * c-omp.c (check_omp_for_incr_expr): Likewise.
18809 * gimplify.c (gimplify_expr): Likewise.
18810 * c-typeck.c (c_finish_return): Likewise.
18811 * tree-vectorizer.c (supportable_widening_operation)
18812 (supportable_narrowing_operation): Likewise.
18813 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18814 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18815 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18816 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18817 (descr_info_loc): Likewise.
18818 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18819 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18820 (fold_unary): Likewise.
18821 * builtins.c (get_pointer_alignment): Likewise.
18822 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18823 (instantiate_parameters_1): Likewise.
18824 * tree.c (expr_align, stabilize_reference): Likewise.
18825 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18826 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18827 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18828 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18829 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18830 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18832 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18833 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18834 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18835 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18836 (forward_propagate_comparison)
18837 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18838 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18839 * emit-rtl.c (component_ref_for_mem_expr)
18840 (set_mem_attributes_minus_bitpos): Likewise.
18841 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18842 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18844 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18845 (build_function_call, pointer_diff, build_compound_expr)
18846 (c_finish_return): Likewise.
18847 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18848 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18850 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18851 * expr.c (is_aligning_offset): Likewise.
18852 * tree-ssa-alias.c (is_escape_site): Likewise.
18853 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18854 (check_all_va_list_escapes): Likewise.
18855 * tree-ssa-loop-ivopts.c (determine_base_object)
18856 (determine_common_wider_type): Likewise.
18857 * dojump.c (do_jump): Likewise.
18858 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18859 * tree-gimple.c (is_gimple_cast): Likewise.
18860 * fold-const.c (decode_field_reference, )
18861 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18862 (fold_binary): Likewise.
18863 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18864 (already_warned_in_frontend_p): Likewise.
18865 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18866 * tree.c (really_constant_p, get_unwidened): Likewise.
18867 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18868 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18869 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18871 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18873 (CONVERT_EXPR_P): Define.
18874 (CASE_CONVERT): Define.
18876 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18878 PR middle-end/36117
18879 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18880 (delete_unmarked_insns): When deleting a call, call
18881 delete_unreachable_blocks.
18882 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18883 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18885 2008-05-08 Richard Guenther <rguenther@suse.de>
18887 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18888 (-ftree-salias): Likewise.
18889 (salias-max-implicit-fields): Remove param documentation.
18890 (salias-max-array-elements): Likewise.
18891 * tree-pass.h (pass_create_structure_vars): Remove.
18892 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18893 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18894 * tree-ssa-alias.c (create_structure_vars): Remove.
18895 (gate_structure_vars): Likewise.
18896 (pass_create_structure_vars): Likewise.
18897 (gate_build_alias): Likewise.
18898 (pass_build_alias): Adjust to run always and dump the function.
18899 * common.opt (ftree-salias): Hide.
18900 * passes.c (init_optimization_passes): Remove
18901 pass_create_structure_vars, adjust comment.
18902 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18903 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18904 * opts.c (decode_options): Do not set flag_tree_salias.
18905 (common_handle_option): Add OPT_ftree_salias to the backward
18906 compatibility section.
18908 2008-05-08 Richard Guenther <rguenther@suse.de>
18910 * tree-flow-inline.h (var_can_have_subvars): Move ...
18911 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18912 * tree-flow.h (var_can_have_subvars): Remove.
18913 (push_fields_onto_fieldstack): Remove.
18914 (sort_fieldstack): Likewise.
18915 (struct fieldoff): Move ...
18916 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18917 alias_set and base_for_components fields.
18918 (sort_fieldstack): Make static.
18919 (push_fields_onto_fieldstack): Likewise. Remove code that
18920 handles anything but RECORD_TYPEs. Remove alias_set and
18921 base_for_components handling.
18922 (create_variable_info_for): Adjust.
18924 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18926 * common.opt (Wframe-larger-than=): Shorten the help message
18928 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18930 2008-05-08 Rafael Espíndola <espindola@google.com>
18932 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18934 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18935 trap and that both operands are gimple values.
18936 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18937 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18940 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18942 * read-rtl.c (join_c_conditions): Return the first string if the
18943 two strings are equal.
18945 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18947 * gensupport.h (pred_data): Add a "num_codes" field.
18948 (add_predicate_code): Declare.
18949 * gensupport.c (add_predicate_code): New function.
18950 (std_pred_table): Add an "allows_const_p" field.
18951 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18952 Remove the (incomplete) list of such codes from the codes field.
18953 (init_predicate_table): Use add_predicate_code. Add all
18954 RTX_CONST_OBJs if allows_const_p is true.
18955 * genrecog.c (process_define_predicate): Use add_predicate_code.
18957 2008-05-08 David Daney <ddaney@avtrex.com>
18958 Richard Sandiford <rsandifo@nildram.co.uk>
18960 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18961 special case of constant zero operands.
18962 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18963 old and new values. Special case constant zero values.
18964 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18966 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18967 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18969 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18972 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18973 similar RTX_CONST_OBJ before CONST_INT.
18975 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18977 * stmt.c (expand_stack_restore): Change sa mode if needed.
18979 2008-05-08 Richard Guenther <rguenther@suse.de>
18981 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18982 return type to bool.
18983 (ix86_sol10_return_in_memory): Likewise.
18984 (ix86_i386elf_return_in_memory): Likewise.
18985 (ix86_i386interix_return_in_memory): Likewise.
18986 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18987 (ix86_sol10_return_in_memory): Likewise.
18988 (ix86_i386elf_return_in_memory): Likewise.
18989 (ix86_i386interix_return_in_memory): Likewise.
18991 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18994 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18996 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18997 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19000 2008-05-08 Richard Guenther <rguenther@suse.de>
19002 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19003 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19004 (DR_SUBVARS): Remove.
19005 * tree-dfa.c (dump_subvars_for): Remove.
19006 (debug_subvars_for): Likewise.
19007 (dump_variable): Do not dump subvars.
19008 (remove_referenced_var): Do not remove subvars.
19009 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19010 (lookup_subvars_for_var): Remove.
19011 (get_subvars_for_var): Likewise.
19012 (get_subvars_at): Likewise.
19013 (get_first_overlapping_subvar): Likewise.
19014 (overlap_subvar): Likewise.
19015 * tree-flow.h (subvar_t): Remove.
19016 (struct var_ann_d): Remove subvars field.
19017 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19018 argument. Remove special handling of SFTs.
19019 (compute_tag_properties): Likewise.
19020 (set_initial_properties): Likewise.
19021 (compute_call_clobbered): Likewise.
19022 (count_mem_refs): Likewise.
19023 (compute_memory_partitions): Likewise.
19024 (compute_flow_insensitive_aliasing): Likewise.
19025 (setup_pointers_and_addressables): Likewise.
19026 (new_type_alias): Likewise.
19027 (struct used_part): Remove.
19028 (used_portions): Likewise.
19029 (struct used_part_map): Likewise.
19030 (used_part_map_eq): Likewise.
19031 (used_part_map_hash): Likewise.
19032 (free_used_part_map): Likewise.
19033 (up_lookup): Likewise.
19034 (up_insert): Likewise.
19035 (get_or_create_used_part_for): Likewise.
19036 (create_sft): Likewise.
19037 (create_overlap_variables_for): Likewise.
19038 (find_used_portions): Likewise.
19039 (create_structure_vars): Likewise.
19040 * tree.def (STRUCT_FIELD_TAG): Remove.
19041 * tree.h (MTAG_P): Adjust.
19042 (struct tree_memory_tag): Remove base_for_components and
19043 unpartitionable flags.
19044 (struct tree_struct_field_tag): Remove.
19045 (SFT_PARENT_VAR): Likewise.
19046 (SFT_OFFSET): Likewise.
19047 (SFT_SIZE): Likewise.
19048 (SFT_NONADDRESSABLE_P): Likewise.
19049 (SFT_ALIAS_SET): Likewise.
19050 (SFT_UNPARTITIONABLE_P): Likewise.
19051 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19052 (union tree_node): Remove sft field.
19053 * alias.c (get_alias_set): Remove special handling of SFTs.
19054 * print-tree.c (print_node): Remove handling of SFTs.
19055 * tree-dump.c (dequeue_and_dump): Likewise.
19056 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19057 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19058 * tree-predcom.c (set_alias_info): Do not set subvars.
19059 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19060 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19061 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19062 (add_vars_for_offset): Remove.
19063 (add_virtual_operand): Remove special handling of SFTs.
19064 (add_call_clobber_ops): Likewise.
19065 (add_call_read_ops): Likewise.
19066 (get_asm_expr_operands): Likewise.
19067 (get_modify_stmt_operands): Likewise.
19068 (get_expr_operands): Likewise.
19069 (add_to_addressable_set): Likewise.
19070 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19071 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19072 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19073 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19074 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19075 (tree_node_structure): Likewise.
19076 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19078 (find_what_p_points_to): Likewise.
19080 2008-05-08 Sa Liu <saliu@de.ibm.com>
19082 * config/spu/spu.md: Fixed subti3 pattern.
19084 2008-05-08 Richard Guenther <rguenther@suse.de>
19086 PR middle-end/36154
19087 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19088 sure to create a representative for trailing arrays for PTA.
19090 2008-05-08 Richard Guenther <rguenther@suse.de>
19092 PR middle-end/36172
19093 * fold-const.c (operand_equal_p): Two objects which types
19094 differ in pointerness are not equal.
19096 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19098 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19099 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19100 (emit_library_call_value_1): Add new variable fndecl initialized by
19101 NULL_TREE. It should be the decl type of orgfun, but this information
19102 seems not to be available here, so it uses the default calling abi.
19103 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19104 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19105 by TARGET_RETURN_IN_MEMORY.
19106 * config/i386/i386-interix.h: Likewise.
19107 * config/i386/i386.h: Likewise.
19108 * config/i386/i386elf.h: Likewise.
19109 * config/i386/ptx4-i.h: Likewise.
19110 * config/i386/sol2-10.h: Likewise.
19111 * config/i386/sysv4.h: Likewise.
19112 * config/i386/vx-common.h: Likewise.
19113 * config/cris/cris.h: Removed #if 0 clause.
19114 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19115 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19117 (ix86_sol10_return_in_memory): Likewise.
19118 (ix86_i386elf_return_in_memory): New.
19119 (ix86_i386interix_return_in_memory): New.
19120 * config/mt/mt-protos.h (mt_return_in_memory): New.
19121 * config/mt/mt.c: Likewise.
19122 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19123 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19124 * config/bfin/bfin.h: Likewise.
19125 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19127 * config/bfin/bfin.c: Likewise.
19128 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19129 * config/alpha/unicosmk.h: Likewise.
19130 * config/i386/cygming.h: Likewise.
19131 * config/iq2000/iq2000.h: Likewise.
19132 * config/mips/mips.h: Likewise.
19133 * config/mn10300/mn10300.h: Likewise.
19134 * config/rs6000/rs6000.h: Likewise.
19135 * config/score/score.h: Likewise.
19136 * config/spu/spu.h: Likewise.
19137 * config/v850/v850.h: Likewise.
19138 * defaults.h: Likewise.
19139 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19140 * expr.c (emit_block_move): Adjust use of
19141 OUTGOING_REG_PARM_STACK_SPACE.
19142 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19143 OUTGOING_REG_PARM_STACK_SPACE.
19144 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19146 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19148 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19149 on OMP_RETURN for OMP_FOR.
19152 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19153 (fortran_common): New function.
19154 (gen_variable_die): Call fortran_common instead of common_check,
19155 adjust for it returning tree instead of rtx. Formatting.
19157 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19161 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19162 * c-decl.c (merge_decls): Ditto.
19163 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19164 to RTL_CONST_OR_PURE_CALL_P.
19165 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19166 Initialized DECL_LOOPING_CONST_PURE.
19167 (process_call_operands): Set tree_side_effects properly.
19168 * tree.h (TREE_READONLY_DECL_P): Removed.
19169 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19170 (DECL_LOOPING_OR_CONST_P): New macro.
19171 (struct tree_function_decl): Added looping_const_or_pure_p.
19172 (ECF_*) Renumbered.
19173 (ECF_LOOPING_OR_CONST_P): New macro.
19174 * rtlanal.c (pure_const_p): Removed.
19175 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19176 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19177 to RTL_CONST_CALL_P.
19178 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19179 (check_decl, check_tree, check_call, scan_function): Initialize
19181 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19182 (static_execute): Set looping true for recursive functions.
19183 Undo setting state to IPA_NEITHER for recursive functions.
19184 * cse.c (cse_insn):
19185 * ifcvt.c (noce_can_store_speculate_p): Changed
19186 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19187 RTL_CONST_OR_PURE_CALL_P.
19188 * dse.c (scan_insn): Ditto.
19189 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19190 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19191 RTL_CONST_OR_PURE_CALL_P.
19192 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19193 pure_call_p to RTL_CONST_CALL_P.
19194 * gimplify.c (gimplify_call_expr): Clear side effects for
19195 non-looping pure and constant calls.
19196 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19197 (flags_from_decl_or_type): Set ecf flags from decl flags.
19198 (initialize_argument_information): Turn off
19199 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19200 Change const to pure if callee_copies is true rather than just
19202 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19203 way of marking pure calls.
19204 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19205 Remove hack that was supposed to fix pr7335 and remove old
19206 way of marking pure calls.
19207 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19208 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19209 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19210 RTL_CONST_OR_PURE_CALL_P.
19211 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19212 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19213 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19214 * sched-deps.c (schedule_analyze): Ditto.
19215 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19216 return_val field of calls to represent pure and const function info.
19217 (CONST_OR_PURE_CALL_P): Deleted macro.
19218 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19219 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19220 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19222 * tree-optimize.c (execute_fixup_cfg): Added test for
19223 ECF_LOOPING_CONST_OR_PURE.
19224 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19226 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19227 effects for looping pure or const calls.
19228 (verify_gimple_expr): Added verification code.
19229 * config/alpha/alpha.c (alpha_legitimize_address,
19230 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19232 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19233 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19234 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19235 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19236 RTL_CONST_OR_PURE_CALL_P.
19237 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19238 and const calls to be deleted.
19240 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19243 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19244 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19245 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19246 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19247 to handle nonimmediate operands.
19248 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19249 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19250 to handle nonimmediate operands.
19251 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19252 (mmx_pmulhrwv4hi3): New expander. Use
19253 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19254 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19255 (sse2_umulv1siv1di3): New expander. Use
19256 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19257 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19258 (mmx_eq<mode>3): New expander. Use
19259 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19260 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19261 (mmx_uavgv8qi3): New expander. Use
19262 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19263 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19264 (mmx_uavgv4hi3): New expander. Use
19265 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19267 * config/i386/sse.md
19268 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19269 to handle nonimmediate operands.
19270 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19271 to handle nonimmediate operands.
19272 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19273 to handle nonimmediate operands.
19274 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19275 to handle nonimmediate operands.
19276 (sse2_unpckhpd_exp): New expander. Use
19277 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19278 (sse2_unpcklpd_exp): New expander. Use
19279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19280 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19281 to handle nonimmediate operands.
19282 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19283 to handle nonimmediate operands.
19284 (*sse2_<plusminus_insn><mode>3): Rename from
19285 sse2_<plusminus_insn><mode>3 insn pattern.
19286 (sse2_<plusminus_insn><mode>3): New expander. Use
19287 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19288 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19289 (sse2_umulv2siv2di3): New expander. Use
19290 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19291 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19292 (sse4_1_mulv2siv2di3): New expander. Use
19293 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19294 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19295 (sse2_pmaddwd): New expander. Use
19296 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19297 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19298 (sse2_eq<mode>3): New expander. Use
19299 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19300 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19301 (sse4_1_eqv2di3): New expander. Use
19302 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19303 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19304 (sse2_uavgv16qi3): New expander. Use
19305 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19306 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19307 (sse2_uavgv16qi3): New expander. Use
19308 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19309 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19310 (sse2_uavgv8hi3): New expander. Use
19311 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19312 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19313 (ssse3_pmulhrswv8hi3): New expander. Use
19314 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19315 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19316 (ssse3_pmulhrswv4hi3): New expander. Use
19317 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19319 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19320 (<sse>_vmmul<mode>3): Ditto.
19321 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19323 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19324 (ssse3_pmaddubsw): Ditto.
19326 * config/i386/i386.c (struct_builtin_description)
19327 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19328 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19329 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19330 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19331 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19332 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19333 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19334 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19335 (ix86_fixup_binary_operands): Assert that src1
19336 and src2 must have the same mode when swapped.
19337 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19338 and ix86_binary_operator_ok. Do not force operands in registers
19341 2008-05-07 Jan Hubicka <jh@suse.cz>
19343 * cgraph.c (dump_cgraph_node): Update.
19344 * cgraph.h (cgraph_local_info): Break out inline summary.
19345 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19347 * ipa-inline (inline_summary): New accestor function.
19348 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19349 cgraph_decide_inlining, compute_inline_parameters): Update.
19350 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19352 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19354 Cleanup ColdFire scheduling support and add V4 pipeline model.
19356 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19357 (define_attr cpu): Add cfv4 value.
19358 (define_attr type, define_attr type1): Merge into a single 'type'
19359 attribute. Update all uses.
19360 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19361 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19363 (define_attr opx_mem, define_attr opy_mem): Remove.
19364 (define_attr op_mem): Clean up, update comment.
19365 (define_attr size): Use specific values instead of general int.
19366 (define_attr guess, define_attr split): Remove. Update all uses.
19367 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19368 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19369 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19370 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19371 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19372 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19373 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19374 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19375 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19376 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19377 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19378 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19379 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19380 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19381 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19382 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19383 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19384 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19385 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19386 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19387 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19388 Update or set attributes.
19389 (stack_tie): New fake instruction.
19391 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19392 (m68k_sched_attr_size): Update declaration.
19393 (m68k_sched_attr_type2): Remove.
19394 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19395 Declare new bypass predicates.
19397 * config/m68k/m68k.c (m68k_sched_issue_rate,
19398 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19400 (TARGET_SCHED_ISSUE_RATE,
19401 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19402 (override_options): Handle scheduling for ColdFire V4 core.
19403 (m68k_expand_prologue): Emit stack_tie.
19404 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19405 'OP_TYPE_FPN'. Update all uses.
19406 (sched_guess_p): Remove.
19407 (sched_address_type): Handle symbolic addresses.
19408 (sched_get_operand): New static function.
19409 (sched_operand_type): Merge into sched_attr_op_type.
19410 (sched_attr_op_type): Handle FP registers, handle quick constants,
19412 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19413 (m68k_sched_attr_size): Update. Move logic to ...
19414 (sched_get_attr_size_int): New static function.
19415 (sched_get_opxy_mem_type): New static function.
19416 (m68k_sched_attr_op_mem): Update.
19417 (m68k_sched_attr_type2): Remove.
19418 (sched_cfv4_bypass_data): New static variable.
19419 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19420 (m68k_sched_issue_rate): Implement scheduler hook.
19421 (struct _sched_ib: enabled_p): New field.
19422 (m68k_sched_variable_issue): Update. Handle V4.
19423 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19424 sched_dump_class_func_t, sched_dump_split_class,
19425 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19426 sched_dump_dfa_class, m68k_sched_dump): Remove.
19427 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19429 (m68k_sched_init_global): Remove statisctics dumping, introduce
19430 sanity check that all instructions have pipeline reservations. Handle
19432 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19433 Handle ColdFire V4 core.
19434 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19435 New static functions.
19436 (m68k_sched_address_bypass_p): New bypass predicate.
19437 (sched_get_indexed_address_scale): New static function.
19438 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19440 * cf.md: Update comments.
19441 (define_attr type2): Remove. Use 'type' attribute instead.
19443 (cf_ib): Rename to cfv123_ib. Update all uses.
19444 (cf_oep): Rename to cfv123_oep. Update all uses.
19445 (cf_chr): Rename to cfv123_chr. Update all uses.
19446 (cf_mem): Rename to cfv123_mem. Update all uses.
19447 (cf_mac): Move to more appropriate place.
19448 (cfv123_guess): New automaton and cpu_unit.
19449 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19450 Update uses of 'size' attribute. Handle before reload scheduling.
19451 (cfv123_guess): New dummy reservation for unhandled instructions.
19452 (cfv4_*): Pipeline description of ColdFire V4 core.
19453 (ignore): New reservation to handle 'ignore' type.
19455 2008-05-07 Ian Lance Taylor <iant@google.com>
19457 PR middle-end/36013
19458 * gimplify.c (find_single_pointer_decl_1): Don't look through
19460 (find_single_pointer_decl): Adjust comments.
19462 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19464 PR middle-end/36137
19465 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19466 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19468 PR middle-end/36106
19469 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19470 integral type rather than floating point, then VIEW_CONVERT_EXPR
19471 to the floating point type.
19473 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19475 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19476 TFmode op0 to register.
19478 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19480 * c-decl.c (grokdeclarator): Comment typo.
19482 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19484 * tree-flow.h: Remove prototype for computed_goto_p.
19485 * tree-cfg.c (computed_goto_p): Make static.
19487 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19490 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19491 (contains_aligned_value_p): This. Handle _Decimal128.
19492 (ix86_function_arg_boundary): Only align _Decimal128 to its
19493 natural boundary and handle it properly.
19495 2008-05-06 Martin Jambor <mjambor@suse.cz>
19497 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19498 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19499 (ipcp_method_set_orig_node): Removed.
19500 (ipcp_cval_get_cvalue_type): Removed.
19501 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19502 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19503 (ipcp_cval_set_cvalue_type): Removed.
19504 (ipcp_cval_get_cvalue): Removed.
19505 (ipcp_cval_set_cvalue): Removed.
19506 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19507 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19508 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19509 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19510 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19511 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19512 (ipcp_get_ith_lattice): Changed parameters.
19513 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19514 (ipcp_lattice_from_jfunc): Changed parameters.
19515 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19516 (ipcp_method_cval_print): Added temporary variable info.
19517 (ipcp_redirect): Removed already unused local variable caller.
19518 (ipcp_redirect): New temporary variable orig_callee_info
19519 (ipcp_redirect): Removed newly unused local variable callee.
19520 (ipcp_redirect): Removed (a bit confusing) local variable type.
19521 (ipcp_insert_stage): Added local variable info.
19522 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19524 (ipcp_formal_create): Removed.
19525 (ipcp_method_cval_set): Removed.
19526 (ipcp_propagate_stage): Renamed lattice variables.
19527 (ipcp_method_cval_set_cvalue_type): Removed.
19528 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19529 (ipcp_print_all_lattices): Changed printed strings to refer to
19530 lattices rather than cvals.
19531 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19532 (ipcp_propagate_const): Changed formal parameters.
19533 (build_const_val): Changed formal parameters.
19534 (ipcp_insert_stage): Removed useless variable cvalue
19535 (build_const_val): Changed formal parameters.
19536 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19537 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19538 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19539 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19540 (ipcp_print_func_profile_counts): Changed string from "method" to
19542 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19543 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19544 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19545 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19546 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19547 (ipcp_lat_is_const): Changed parameters and made inline.
19548 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19549 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19550 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19551 the predicate condition directly
19552 (ipcp_propagate_stage): Added local variable args. Removed local
19553 variable callee. (Both are mere code simplifications.)
19554 (ipcp_method_dont_insert_const): Renamed to
19555 ipcp_node_not_modifiable_p.
19556 (ipcp_node_not_modifiable_p): Made inline.
19557 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19558 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19559 (ipcp_print_all_lattices): Removed variable cvalue
19560 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19563 2008-05-06 Olivier Hainque <hainque@adacore.com>
19565 * tree-sra.c (try_instantiate_multiple_fields): Early return
19566 if field has POINTER_TYPE.
19568 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19570 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19571 by using 'q' specifier for instruction.
19572 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19574 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19576 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19577 Change mode of zero_extract from QImode to HImode.
19578 (sign bit tests peepholes): (Ditto.).
19580 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19582 * config/i386/mmx.md: Remove double backslashes from asm templates.
19583 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19584 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19585 to handle nonimmediate operands.
19586 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19587 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19588 to handle nonimmediate operands.
19589 (*mmx_<code>v2sf3_finite): New insn pattern.
19590 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19591 (mmx_<code>v2sf3): New expander. Use
19592 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19593 (mmx_<plusminus_insn><mode>3): New expander. Use
19594 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19595 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19596 (mmx_add<mode>3): Removed.
19597 (mmx_ssadd<mode>3): Ditto.
19598 (mmx_usadd<mode>3): Ditto.
19599 (mmx_sub<mode>3): Ditto.
19600 (mmx_sssub<mode>3): Ditto.
19601 (mmx_ussub<mode>3): Ditto.
19602 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19603 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19604 to handle nonimmediate operands.
19605 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19607 (mmx_smulv4hi3_highpart): New expander. Use
19608 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19609 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19611 (mmx_umulv4hi3_highpart): New expander. Use
19612 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19613 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19614 (mmx_<code>v4hi3): New expander. Use
19615 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19616 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19617 (mmx_<code>v8qi3): New expander. Use
19618 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19619 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19620 (mmx_<code><mode>3): New expander. Use
19621 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19623 2008-05-05 Jan Hubicka <jh@suse.cz>
19625 PR tree-optimization/36118
19626 * passes.c (pass_init_dump_file): Fix dump header.
19628 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19630 PR middle-end/36141
19631 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19632 VCE for function decls.
19634 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19636 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19638 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19640 * config/i386/i386.md (sat_plusminus): New.
19641 (plusminus_insn): Likewise.
19642 (plusminus_mnemonic): Likewise.
19644 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19645 (*<addsub><mode>3_cc_overflow): Renamed to ...
19646 (*<plusminus_insn><mode>3_cc_overflow): This.
19647 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19648 (*<plusminus_insn>si3_zext_cc_overflow): This.
19650 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19651 (<plusminus_insn><mode>3): This.
19652 (*<addsub><mode>3): Renamed to ...
19653 (*<plusminus_insn><mode>3): This.
19654 (<sse>_vm<addsub><mode>3): Renamed to ...
19655 (<sse>_vm<plusminus_insn><mode>3): This.
19656 (sse3_h<addsub>v4sf3): Renamed to ...
19657 (sse3_h<plusminus_insn>v4sf3): This.
19658 (sse3_h<addsub>v2df3): Renamed to ...
19659 (sse3_h<plusminus_insn>v2df3): This.
19660 (<plusminus_insn><mode>3): New.
19661 (*<plusminus_insn><mode>3): Likewise.
19662 (sse2_<plusminus_insn><mode>3): Likewise.
19663 (add<mode>): Removed.
19664 (*add<mode>3): Likewise.
19665 (sse2_ssadd<mode>3): Likewise.
19666 (sse2_usadd<mode>3): Likewise.
19667 (sub<mode>3): Likewise.
19668 (*sub<mode>3): Likewise.
19669 (sse2_sssub<mode>3): Likewise.
19670 (sse2_ussub<mode>3): Likewise.
19672 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19674 * gthr-single.h: Add in required interface elements as per gthr.h.
19675 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19676 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19677 Generalize UNUSED macro.
19678 (__gthread_once): Add.
19679 (__gthread_key_create): Add.
19680 (__gthread_key_delete): Add.
19681 (__gthread_getspecific): Add.
19682 (__gthread_setspecific): Add.
19684 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19686 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19687 the same size types for the indirect reference on the rhs, then
19690 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19692 * config/i386/i386.md
19693 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19694 one insn template instead of template series.
19695 (*xordi_1_rex64): Ditto.
19696 (*xordi_2_rex64): Ditto.
19698 2008-05-05 Ira Rosen <irar@il.ibm.com>
19700 PR tree-optimization/36119
19701 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19704 2008-06-04 Jan Hubicka <jh@suse.cz>
19706 tree-optimization/36100
19707 * tree-pass.h (pass_O0_always_inline): Declare.
19708 * ipa-inline.c (inline_transform): Remove dead code.
19709 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19710 pass_O0_always_inline): New.
19711 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19713 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19715 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19716 mnemonic in this_param move for TARGET_64BIT.
19718 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19720 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19721 (*strmovsi_rex_1): Ditto.
19722 (*strsetsi_1): Ditto.
19723 (*strsetsi_rex_1): Ditto.
19725 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19726 adddicc expanders using SWI mode iterator.
19728 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19731 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19734 2008-05-04 David S. Miller <davem@davemloft.net>
19736 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19737 (sparc*-*-linux*): Use linux.h in tm_file.
19738 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19739 compiler defaulting to 32-bit.
19740 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19742 * config/sparc/linux.h: Remove definitions now obtained
19743 properly from linux.h
19744 * config/sparc/linux64.h: Likewise.
19745 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19746 don't want this setting for 32-bit builds in a biarch compiler.
19747 * doc/install.texi: Add sparc-linux to list of targets
19748 supporting --enable-targets=all.
19750 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19752 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19754 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19756 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19757 after V4SI_FTYPE_V8HI.
19758 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19759 case V4SI_FTYPE_V2DF.
19761 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19763 * doc/invoke.texi (max-flow-memory-locations): Removed.
19764 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19766 2008-05-03 Richard Guenther <rguenther@suse.de>
19768 PR middle-end/34973
19769 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19771 2008-05-02 David S. Miller <davem@davemloft.net>
19773 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19775 2008-05-02 Simon Baldwin <simonb@google.com>
19778 * c-common.h (warn_array_subscript_range): Removed.
19779 * c-common.c (warn_array_subscript_range): Ditto.
19780 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19781 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19783 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19785 * config/i386/i386.c (ix86_special_builtin_type): New.
19786 (bdesc_special_args): Likewise.
19787 (ix86_expand_special_args_builtin): Likewise.
19788 (ix86_init_mmx_sse_builtins): Updated.
19789 (ix86_expand_builtin): Updated.
19790 (ix86_expand_store_builtin): Removed.
19791 (ix86_expand_unop_builtin): Likewise.
19793 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19794 * config/i386/mmintrin.h (__v2sf): Here.
19796 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19798 (_mm_loadl_pi): Likewise.
19799 (_mm_storeh_pi): Replace __v2si with __v2sf.
19800 (_mm_storel_pi): Likewise.
19802 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19803 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19804 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19805 __builtin_ia32_loadlpd.
19807 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19809 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19810 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19811 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19812 (ix86_init_mmx_sse_builtins): Updated.
19813 (ix86_expand_args_builtin): Likewise.
19814 (ix86_expand_builtin): Likewise.
19815 (ix86_expand_unop1_builtin): Renamed to ...
19816 (ix86_expand_unop_vec_merge_builtin): This.
19818 2008-05-01 Jan Hubicka <jh@suse.cz>
19821 * ipa-inline.c (inline_generate_summary): Make static.
19822 (inline_transform): Do not call inlining at -O0; make static.
19823 * passes.c (execute_todo): Add sanity check.
19824 (execute_one_ipa_transform_pass): Execute proper flags.
19826 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19828 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19829 (DECL_NONADDRESSABLE_P): Likewise.
19830 * alias.c (record_component_aliases): Fix comment.
19832 2008-05-01 Simon Baldwin <simonb@google.com>
19834 * c-common.h (warn_array_subscript_range): New function.
19835 * c-common.c (warn_array_subscript_range): Ditto.
19836 * tree-vrp.c (check_array_ref): Corrected code to agree with
19837 comment, ignoring only arrays of size 0 or size 1.
19838 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19840 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19842 * config/i386/i386.c (ix86_builtin_type): Replace
19843 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19844 (bdesc_args): Updated.
19845 (ix86_init_mmx_sse_builtins): Likewise.
19846 (ix86_expand_args_builtin): Likewise.
19848 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19851 * doc/extend.texi: Correct __builtin_ia32_palignr.
19853 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19856 * config/i386/i386.c (bdesc_crc32): Removed.
19857 (ix86_expand_crc32): Likewise.
19858 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19859 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19860 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19861 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19862 UINT_FTYPE_UINT_UCHAR.
19863 (bdesc_args): Updated. Add crc32 builtins.
19864 (ix86_init_mmx_sse_builtins): Updated.
19865 (ix86_expand_args_builtin): Updated to support subreg.
19867 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19869 2008-05-01 Jan Hubicka <jh@suse.cz>
19871 * tree-pass.h (opt_pass): Add IPA_PASS.
19872 (varpool_node, cgraph_node): Forward declare.
19873 (ipa_opt_pass): Define.
19874 (pass_ipa_inline): Turn into ipa_opt_pass.
19875 (pass_apply_inline): Remove.
19876 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19877 (apply_inline): Turn into ....
19878 (inline_transform): ... this one.
19879 (inline_generate_summary): New function.
19880 (pass_apply_inline): Remove.
19881 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19883 (struct function): Add ipa_transforms_to_apply.
19884 * passes.c (register_one_dump_file): Work on IPA_PASS.
19885 (init_optimization_passes): Remove pass_inline_parameters and
19887 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19888 (execute_one_pass) ... here; apply transforms when possible.
19889 (add_ipa_transform_pass, execute_ipa_summary_asses,
19890 execute_one_ipa_transform_pass): New.
19891 (execute_ipa_pass_list): Update for IPA_PASS type.
19893 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19895 * config/i386/i386.c (ix86_builtin_type): Add
19896 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19897 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19898 (bdesc_args): Add SSE4a builtins.
19899 (ix86_init_mmx_sse_builtins): Updated.
19900 (ix86_expand_args_builtin): Likewise.
19901 (ix86_expand_builtin): Likewise.
19903 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19905 * config/i386/i386.c (ix86_builtin_type): Add
19906 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19907 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19908 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19909 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19910 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19911 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19912 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19913 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19914 and DI_FTYPE_DI_DI_INT.
19915 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19916 (ix86_init_mmx_sse_builtins): Updated.
19917 (ix86_expand_args_builtin): Likewise.
19918 (ix86_expand_builtin): Likewise.
19919 (ix86_expand_binop_imm_builtin): Removed.
19921 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19923 2008-04-30 Richard Guenther <rguenther@suse.de>
19925 PR tree-optimization/32921
19926 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19928 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19930 * config/arm/arm.c (arm_unwind_emit): Use
19931 crtl->all_throwers_are_sibcalls instead of
19932 cfun->all_throwers_are_sibcalls.
19933 (arm_output_fn_unwind): Likewise.
19934 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19935 instead of cfun->uses_pic_offset_table.
19936 (frv_expand_prologue): Likewise.
19937 (frv_frame_pointer_required): Likewise.
19938 (frv_expand_fdpic_call): Likewise.
19939 (frv_emit_movsi): Likewise.
19940 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19941 cfun->returns_pcc_struct instead of
19942 current_function_returns_pcc_struct.
19943 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19944 instead of cfun->calls_eh_return.
19945 (m32c_pushm_popm): Likewise.
19946 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19947 "extern" declaration.
19949 2008-04-30 Richard Guenther <rguenther@suse.de>
19951 PR tree-optimization/21636
19952 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19954 (evaluate_stmt): Print the likely value.
19955 (ccp_visit_stmt): Avoid excessive vertical spacing.
19957 2008-04-30 Rafael Espíndola <espindola@google.com>
19959 * builtins.c (fold_call_expr): Return realret.
19960 * tree-ssa-threadedge.c
19961 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19962 __builtin_object_size.
19964 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19966 * gcc.c (wrapper_string): New variable.
19967 (insert_wrapper): New function.
19968 (execute): New option -wrapper.
19969 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19971 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19973 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19974 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19975 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19977 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19978 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19979 config/rs6000/e500crtres64gprctr.asm,
19980 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19981 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19982 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19983 config/rs6000/e500crtsav64gprctr.asm,
19984 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19985 config/rs6000/e500crtsavg64gprctr.asm: New files.
19986 * config/rs6000/t-ppccomm: Add build rules for new files.
19987 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19988 * config/rs6000/t-netbsd: Add build rules for new files.
19989 (LIB2FUNCS_STATIC_EXTRA): New variable.
19990 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19991 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19992 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19994 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19996 * config/i386/i386.c (ix86_builtin_type): Add
19997 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19998 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19999 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20000 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20001 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20002 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20003 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20004 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20005 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20006 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20007 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20008 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20009 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20010 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20011 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20012 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20013 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20014 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20015 V1DI_FTYPE_V2SI_V2SI.
20016 (bdesc_2arg): Moved to ...
20017 (bdesc_args): Here.
20018 (ix86_init_mmx_sse_builtins): Updated.
20019 (ix86_expand_args_builtin): Updated. Take a pointer
20020 to const struct builtin_description. Handle comparison
20022 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20023 (ix86_expand_builtin): Updated.
20025 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20026 (ssse3_pmaddubsw128): This.
20027 (ssse3_pmaddubswv4hi3): Renamed to ...
20028 (ssse3_pmaddubsw): This.
20030 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20031 (__builtin_ia32_packssdw128): Likewise.
20032 (__builtin_ia32_packuswb128): Likewise.
20033 (__builtin_ia32_pmaddubsw): Likewise.
20034 (__builtin_ia32_pmaddubsw128): Likewise.
20036 2008-04-30 Richard Guenther <rguenther@suse.de>
20038 PR tree-optimization/14847
20039 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20040 (recognize_bits_test): Use it.
20041 (recognize_single_bit_test): Likewise.
20043 2008-04-30 Martin Jambor <mjambor@suse.cz>
20045 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20046 instead of setting number of formal parameters to zero.
20047 (ipcp_init_stage): Do not set the number of actual parameters to zero
20049 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20050 which are called with variable number of arguments.
20051 (ipcp_insert_stage): Explicitely skipping all nodes which are
20052 called with variable number of arguments.
20053 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20054 number of parameters.
20056 * ipa-prop.h (struct ipa_node_params): Added flag
20057 called_with_var_arguments
20058 (ipa_set_param_count): Added. Changed sole setter to use it.
20059 (ipa_get_param_count): Added. All readers of param_count
20060 converted to use it instead.
20061 (ipa_set_called_with_variable_arg): Added.
20062 (ipa_is_called_with_var_arguments): Added.
20063 (ipa_get_ith_param): Added. All readers of param_decls converted
20065 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20067 (ipa_get_cs_argument_count): Added, all readers of argument_count
20069 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20072 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20073 (struct ipcp_lattice): Renamed cval_type to type
20074 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20076 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20077 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20078 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20079 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20080 (build_const_val): Changed the type of parameter cvalue to tree
20081 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20082 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20084 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20087 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20088 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20089 (ipa_add_method): Renamed to ipa_push_func_to_list
20090 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20091 (ipa_callsite_param_count): Removed.
20092 (ipa_callsite_param_count_set): Removed.
20093 (ipa_callsite_param): Removed.
20094 (ipa_callsite_callee): Removed.
20095 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20096 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20097 (ipa_method_formal_count): Removed.
20098 (ipa_method_formal_count_set): Removed.
20099 (ipa_method_get_tree): Removed.
20100 (ipa_method_tree_map_create): Removed.
20101 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20102 (ipa_create_param_decls_array): Creates the array itself
20103 (ipa_create_param_decls_array): Temporary variable info instead of
20104 a few dereferences.
20105 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20106 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20107 (get_type): Removed.
20108 (ipa_jf_get_info_type): Removed.
20109 (ipa_node_create): Renamed to ipa_create_node_params
20110 (ipa_free): Renamed to ipa_free_all_node_params
20111 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20112 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20113 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20114 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20115 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20116 ipa_free_all_edge_args
20117 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20118 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20119 (ipa_create_methodlist_node): Removed.
20120 (ipa_methodlist_method): Removed.
20121 (ipa_methodlist_method_set): Removed.
20122 (ipa_methodlist_next_method): Removed.
20123 (ipa_methodlist_next_method_set): Removed.
20124 (ipa_method_is_modified): Removed.
20125 (ipa_method_modify_create): Removed.
20126 (ipa_method_modify_init): Temporary variable info instead of a few
20128 (ipa_detect_param_modifications): Temporary variable info instead of
20129 a few dereferences.
20130 (ipa_compute_jump_functions): Temporary variable info instead of
20131 a few dereferences.
20132 (ipa_method_modify_set): Removed.
20133 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20134 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20135 than craph_node as the first parameter.
20136 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20137 (ipa_method_modify_init): Removed.
20138 (ipa_compute_jump_functions): Added a temp variable instead of
20139 repeatadly dereferencing the cgraph_edge.aux pointer
20140 (ipa_callsite_param_set_type): Removed.
20141 (ipa_compute_jump_functions): i renamed to index and moved to
20143 (ipa_callsite_param_set_info_type_formal): Removed.
20144 (ipa_callsite_param_set_info_type): Removed.
20145 (ipa_callsite_param_map_create): Removed.
20146 (ipa_callsite_tree): Removed.
20147 (ipa_callsite_caller): Removed.
20148 (ipa_pop_func_from_list): return_method removed to return_func
20150 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20151 prefixed all values with IPA_. Changed all users.
20152 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20153 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20154 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20155 (union parameter_info): Renamed to jump_func_value.
20156 (union jump_func_value): Renamed value to constant
20157 (struct ipa_jump_func): Renamed info_type to value
20158 (struct ipa_node): Renamed to ipa_node_params
20159 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20160 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20161 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20162 (struct ipa_edge): Renamed to ipa_edge_args
20163 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20164 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20165 (struct ipa_methodlist): Renamed to ipa_func_list
20166 (struct ipa_func_list): method_p renamed to node, next_method
20168 (ipa_methodlist_p): Removed, switched all users to struct pointer
20169 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20171 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20173 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20174 (rs6000_emit_epilogue): Use backchain to restore only when we
20175 have a large frame. Make use of frame pointer to restore if we
20176 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20178 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20180 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20181 Add mode to zero_extract.
20182 (sign bit tests peepholes): (Ditto.).
20184 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20186 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20187 Instructions in comments with SSE3.
20188 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20189 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20190 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20191 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20192 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20193 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20194 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20195 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20196 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20197 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20198 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20199 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20200 (bdesc_sse_args): Renamed to ...
20201 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20202 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20203 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20204 IX86_BUILTIN_FABSQ.
20205 (bdesc_1arg): Moved to ...
20206 (bdesc_args): Here.
20207 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20208 Instructions in comments with SSE3.
20209 (ix86_expand_sse_operands_builtin): Renamed to ...
20210 (ix86_expand_args_builtin): This. Updated.
20211 (ix86_expand_unop1_builtin): Update comments.
20212 (ix86_expand_builtin): Updated.
20214 2008-04-29 Richard Guenther <rguenther@suse.de>
20216 PR tree-optimization/36078
20217 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20218 Update virtual SSA form after cleaning up the CFG.
20220 2008-04-29 Richard Guenther <rguenther@suse.de>
20222 PR middle-end/15255
20223 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20225 2008-04-29 Richard Guenther <rguenther@suse.de>
20227 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20228 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20229 (compute_flow_insensitive_aliasing): Do not treat
20230 PTR_IS_REF_ALL pointers special.
20231 (get_smt_for): Likewise.
20232 (may_alias_p): Re-structure.
20233 (is_escape_site): A ref-all pointer conversion is not an escape site.
20234 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20235 PTR_IS_REF_ALL pointers special.
20236 * tree-ssa-structalias.h (struct alias_info): Remove
20237 ref_all_symbol_mem_tag field.
20238 (PTR_IS_REF_ALL): Remove.
20240 2008-04-29 Richard Guenther <rguenther@suse.de>
20242 PR middle-end/36077
20243 * fold-const.c (extract_muldiv_1): In combining division constants
20244 make sure to never overflow.
20246 2008-04-29 Nick Clifton <nickc@redhat.com>
20248 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20250 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20253 * optc-gen.awk: Work around HP-UX/IA awk bug.
20255 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20257 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20260 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20263 * config/i386/i386.md
20264 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20265 Change operand 1 predicate to nonimmediate_operand.
20267 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20270 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20272 * gengtype.c (walk_type, write_func_for_structure): Handle
20274 * doc/gty.texi: Document chain_circular.
20276 2008-04-28 Richard Guenther <rguenther@suse.de>
20278 PR tree-optimization/36066
20279 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20282 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20285 * config/i386/i386.md
20286 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20287 Use match_scratch instead of match_operand for operands 3 and 4.
20289 2008-04-27 Richard Guenther <rguenther@suse.de>
20291 PR tree-optimization/18754
20292 PR tree-optimization/34223
20293 * tree-pass.h (pass_complete_unrolli): Declare.
20294 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20295 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20296 Rewrite loop into loop closed SSA form if it is not already.
20297 (tree_unroll_loops_completely): Re-structure to iterate over
20298 innermost loops with intermediate CFG cleanups.
20299 Unroll outermost loops only if requested or the code does not grow
20301 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20302 loops are available.
20303 (tree_vectorize): Instead do so here.
20304 (tree_complete_unroll): Also unroll outermost loops.
20305 (tree_complete_unroll_inner): New function.
20306 (gate_tree_complete_unroll_inner): Likewise.
20307 (pass_complete_unrolli): New pass.
20308 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20309 uses outside of the loop.
20310 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20311 form if it is available.
20312 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20313 * passes.c (init_optimization_passes): Schedule complete inner
20314 loop unrolling pass before the first CCP pass after final inlining.
20316 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20318 * targhooks.h (default_emutls_var_fields,
20319 default_emutls_var_init): Declare.
20320 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20321 * target.h (struct gcc_target): Add struct emutls member.
20322 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20323 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20324 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20325 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20326 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20327 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20328 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20329 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20330 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20331 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20332 emit debug information.
20333 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20334 * varasm.c: Include targhooks.h.
20335 (emutls_object_section, emutls_tmpl_section): New.
20336 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20337 (EMUTLS_SEPARATOR): New.
20338 (prefix_name): New.
20339 (get_emutls_object_name): New.
20340 (default_emutls_var_fields): New, broken out of ...
20341 (get_emutls_object_type): ... here. Adjust to use target hooks.
20342 (get_emutls_init_templ_addr): Adjust to use target hooks.
20343 (emutls_decl): Adjust to use target hooks.
20344 (emutls_finish): Likewise.
20345 (default_emutls_var_init): New, broken out of ...
20346 (assemble_variable): ... here. Adjust to use target hooks.
20347 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20348 SECCAT_EMUTLS_TMPL.
20349 * c-common.c (handle_section_attribute): Prevent overriding
20350 sections for emulated tls with special sections.
20351 * config/i386/i386.c (x86_64_elf_select_section): Add
20352 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20353 (x86_64_elf_unique_section): Likewise.
20354 * config/vxworks.c: Include tree.h.
20355 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20356 (vxworks_override_options): Set TLS scheme.
20357 * doc/tm.texi (Emulated TLS): New node.
20359 2008-04-26 Simon Baldwin <simonb@google.com>
20362 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20363 with propagated string constants.
20365 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20367 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20368 constraint for operand 2 when operand 0 is memory operand.
20369 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20370 operand 0 is memory operand.
20371 (fix_trunc<mode>_i387_with_temp): Ditto.
20372 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20373 operand 2 when operand 1 is memory operand.
20374 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20375 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20376 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20377 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20378 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20379 operands 2,3 and 4 when operand 1 is memory operand.
20380 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20382 (fistdi2_floor_with_temp): Ditto.
20383 (fist<mode>2_floor_with_temp): Ditto.
20384 (fistdi2_ceil_with_temp): Ditto.
20385 (fist<mode>2_ceil_with_temp): Ditto.
20386 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20388 2008-04-26 David Daney <ddaney@avtrex.com>
20390 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20392 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20393 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20394 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20395 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20396 (compare_and_swap_12): New insn.
20397 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20398 * config/mips/mips.c (mips_force_binary): New function.
20399 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20400 (mips_expand_compare_and_swap_12): New function.
20401 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20403 2008-04-25 Jan Hubicka <jh@suse.cz>
20406 * cfgexpand.c (pass_expand): Turn into RTL pass.
20407 * passes.c (execute_one_pass): Do pass typechecking after execution.
20408 * tree-pass.h (pass_expand): Turn into RTL pass.
20410 * function.h (struct rtl_data): Move here fields
20411 accesses_prior_frames, calls_eh_return, saves_all_registers,
20412 has_nonlocal_goto, has_asm_statement, is_thunk,
20413 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20414 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20415 arg_pointer_save_area_init from struct function; turn into bool.
20416 (struct function): Move
20417 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20418 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20419 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20420 tail_call_emit, arg_pointer_save_area_init
20421 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20422 (current_function_returns_struct, current_function_returns_pcc_struct,
20423 current_function_calls_setjmp, current_function_calls_alloca,
20424 current_function_accesses_prior_frames,
20425 current_function_calls_eh_return, current_function_is_thunk,
20426 current_function_stdarg, current_function_profile,
20427 current_function_limit_stack, current_function_uses_pic_offset_table,
20428 current_function_uses_const_pool, current_function_has_nonlocal_label,
20429 current_function_saves_all_registers,
20430 current_function_has_nonlocal_goto,
20431 current_function_has_asm_statement): Remove accesor macros.
20432 * ra-conflict.c (global_conflicts): Update.
20433 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20434 (suitable_for_tail_call_opt_p): Update.
20435 * builtins.c (expand_builtin_return_addr): Update.
20436 (expand_builtin_setjmp_setup): Update.
20437 (expand_builtin_nonlocal_goto): Update.
20438 * final.c (final_start_function): Update.
20439 (profile_function): Update.
20440 (leaf_function_p): Update.
20441 (only_leaf_regs_used): Update.
20442 * df-scan.c (df_get_exit_block_use_set): Update.
20443 * dojump.c (clear_pending_stack_adjust): Update.
20444 * tree-stdarg.c (gate_optimize_stdarg): Update.
20445 * gimple-low.c (lower_function_body): Update.
20446 * global.c (compute_regsets): Update.
20447 (global_alloc): Update.
20448 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20449 * expr.c (expand_assignment): Update.
20450 * dse.c (dse_step0): Update.
20451 (dse_step1): Update.
20452 * c-decl.c (store_parm_decls): Update.
20453 * local-alloc.c (combine_regs): Update.
20454 (find_free_reg): Update.
20455 * function.c (assign_parms_augmented_arg_list): Update.
20456 (assign_parm_find_data_types): Update.
20457 (assign_parms): Update.
20458 (allocate_struct_function): Update.
20459 (expand_function_start): Update.
20460 (expand_function_end): Update.
20461 (get_arg_pointer_save_area): Update.
20462 (thread_prologue_and_epilogue_insns): Update.
20463 (rest_of_match_asm_constraints): Update.
20464 * stor-layout.c (variable_size): Update.
20465 * gcse.c (gcse_main): Update.
20466 (bypass_jumps): Update.
20467 * gimplify.c (gimplify_function_tree): Update.
20468 * calls.c (emit_call_1): Update.
20469 (expand_call): Update.
20470 * bt-load.c (compute_defs_uses_and_gen): Update.
20471 * except.c (sjlj_assign_call_site_values): Update.
20472 (sjlj_emit_function_enter): Update.
20473 (can_throw_external): Update.
20474 (set_nothrow_function_flags): Update.
20475 (expand_builtin_unwind_init): Update.
20476 (expand_eh_return): Update.
20477 (convert_to_eh_region_ranges): Update.
20478 (output_function_exception_table): Update.
20479 * emit-rtl.c (gen_tmp_stack_mem): Update.
20480 * cfgexpand.c (expand_used_vars): Update.
20481 (tree_expand_cfg): Update.
20482 * cfgcleanup.c (rest_of_handle_jump): Update.
20483 * explow.c (allocate_dynamic_stack_space): Update.
20484 * varasm.c (assemble_start_function): Update.
20485 (force_const_mem): Update.
20486 (mark_constant_pool): Update.
20487 * tree-optimize.c (tree_rest_of_compilation): Update.
20488 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20489 * tree-cfg.c (notice_special_calls): Update.
20490 (is_ctrl_altering_stmt): Update.
20491 (tree_can_make_abnormal_goto): Update.
20492 (tree_purge_dead_abnormal_call_edges): Update.
20493 * config/alpha/predicates.md: Update.
20494 * config/alpha/alpha.c (alpha_sa_mask): Update.
20495 (alpha_sa_size): Update.
20496 (alpha_does_function_need_gp): Update.
20497 (alpha_expand_prologue): Update.
20498 (alpha_start_function): Update.
20499 (alpha_output_function_end_prologue): Update.
20500 (alpha_expand_epilogue): Update.
20501 * config/frv/frv.c (frv_stack_info): Update.
20502 (frv_expand_epilogue): Update.
20503 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20504 (s390_register_info): Update.
20505 (s390_frame_info): Update.
20506 (s390_init_frame_layout): Update.
20507 (s390_can_eliminate): Update.
20508 (save_gprs): Update.
20509 * config/spu/spu.c (spu_split_immediate): Update.
20510 (need_to_save_reg): Update.
20511 (spu_expand_prologue): Update.
20512 (spu_expand_epilogue): Update.
20513 * config/sparc/sparc.md: Update.
20514 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20515 (sparc_tls_got): Update.
20516 (legitimize_pic_address): Update.
20517 (sparc_emit_call_insn): Update.
20518 (sparc_expand_prologue): Update.
20519 (output_return): Update.
20520 (print_operand): Update.
20521 (sparc_function_ok_for_sibcall): Update.
20522 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20523 * config/m32r/m32r.md: Update.
20524 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20525 (m32r_compute_frame_size): Update.
20526 (m32r_expand_prologue): Update.
20527 (m32r_expand_epilogue): Update.
20528 (m32r_legitimize_pic_address): Update.
20529 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20530 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20531 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20532 (gen_push): Update.
20533 (ix86_save_reg): Update.
20534 (ix86_compute_frame_layout): Update.
20535 (ix86_expand_prologue): Update.
20536 (ix86_expand_epilogue): Update.
20537 * config/sh/sh.c (output_stack_adjust): Update.
20538 (calc_live_regs): Update.
20539 (sh5_schedule_saves): Update.
20540 (sh_expand_prologue): Update.
20541 (sh_expand_epilogue): Update.
20542 (sh_setup_incoming_varargs): Update.
20543 (sh_allocate_initial_value): Update.
20544 (sh_get_pr_initial_val): Update.
20545 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20546 * config/sh/sh.md (label:): Update.
20547 * config/avr/avr.c (out_movhi_mr_r): Update.
20548 * config/crx/crx.h (enum): Update.
20549 * config/xtensa/xtensa.h (along): Update.
20550 * config/stormy16/stormy16.c Update.
20551 (xstormy16_compute_stack_layout): Update.
20552 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20553 (fr30_expand_prologue): Update.
20554 * config/cris/cris.c (cris_conditional_register_usage): Update.
20555 (cris_reg_saved_in_regsave_area): Update.
20556 (cris_initial_frame_pointer_offset): Update.
20557 (cris_simple_epilogue): Update.
20558 (cris_expand_prologue): Update.
20559 (cris_expand_epilogue): Update.
20560 (cris_expand_pic_call_address): Update.
20561 (cris_asm_output_symbol_ref): Update.
20562 (cris_asm_output_label_ref): Update.
20563 * config/cris/cris.md Update.
20564 * config/iq2000/iq2000.c (compute_frame_size): Update.
20565 (iq2000_expand_epilogue): Update.
20566 * config/mt/mt.h (save_direction): Update.
20567 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20568 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20569 (ia64_secondary_reload_class): Update.
20570 * config/m68k/m68k.c (m68k_save_reg): Update.
20571 (m68k_expand_prologue): Update.
20572 (m68k_expand_epilogue): Update.
20573 (legitimize_pic_address): Update.
20574 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20575 (first_reg_to_save): Update.
20576 (first_altivec_reg_to_save): Update.
20577 (compute_vrsave_mask): Update.
20578 (compute_save_world_info): Update.
20579 (rs6000_stack_info): Update.
20580 (spe_func_has_64bit_regs_p): Update.
20581 (rs6000_ra_ever_killed): Update.
20582 (rs6000_emit_eh_reg_restore): Update.
20583 (rs6000_emit_allocate_stack): Update.
20584 (rs6000_emit_prologue): Update.
20585 (rs6000_emit_epilogue): Update.
20586 (rs6000_output_function_epilogue): Update.
20587 (output_profile_hook): Update.
20588 (rs6000_elf_declare_function_name): Update.
20589 * config/rs6000/rs6000.h (rs6000_args): Update.
20590 * config/rs6000/rs6000.md: Update.
20591 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20592 * config/arc/arc.c (arc_output_function_epilogue): Update.
20593 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20594 * config/darwin.c (machopic_function_base_name): Update.
20595 * config/score/score3.c (score3_compute_frame_size): Update.
20598 (score3_epilogue): Update.
20599 * config/score/score7.c (score7_compute_frame_size): Update.
20600 (score7_prologue): Update.
20601 (score7_epilogue): Update.
20602 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20603 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20604 * config/arm/arm.c (use_return_insn): Update.
20605 (require_pic_register): Update.
20606 (arm_load_pic_register): Update.
20607 (arm_compute_save_reg0_reg12_mask): Update.
20608 (arm_compute_save_reg_mask): Update.
20609 (thumb1_compute_save_reg_mask): Update.
20610 (output_return_instruction): Update.
20611 (arm_output_function_prologue): Update.
20612 (arm_output_epilogue): Update.
20613 (arm_get_frame_offsets): Update.
20614 (arm_expand_prologue): Update.
20615 (thumb_pushpop): Update.
20616 (thumb_exit): Update.
20617 (thumb1_expand_prologue): Update.
20618 (thumb1_expand_epilogue): Update.
20619 (arm_unwind_emit): Update.
20620 (arm_output_fn_unwind): Update.
20621 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20622 * config/arm/arm.md: Update.
20623 * config/pa/pa.md: Update.
20624 * config/pa/pa.c (legitimize_pic_address): Update.
20625 (compute_frame_size): Update.
20626 (hppa_expand_prologue): Update.
20627 (hppa_expand_epilogue): Update.
20628 (borx_reg_operand): Update.
20629 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20630 (HARD_REGNO_RENAME_OK): Update.
20631 * config/mips/mips.c (mips_global_pointer): Update.
20632 (mips_save_reg_p): Update.
20633 (mips_compute_frame_info): Update.
20634 (mips_frame_pointer_required): Update.
20635 (mips_expand_prologue): Update.
20636 (mips_expand_epilogue): Update.
20637 (mips_can_use_return_insn): Update.
20638 (mips_reorg_process_insns): Update.
20639 * config/v850/v850.c (compute_register_save_size): Update.
20640 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20641 * config/mmix/mmix.c (along): Update.
20642 (mmix_expand_epilogue): Update.
20643 * config/bfin/bfin.c (legitimize_pic_address): Update.
20644 (must_save_p): Update.
20645 (stack_frame_needed_p): Update.
20646 (add_to_reg): Update.
20647 (bfin_expand_prologue): Update.
20648 * stmt.c (expand_asm_operands): Update.
20649 * reload1.c (reload): Update.
20650 (init_elim_table): Update.
20652 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20654 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20656 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20658 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20659 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20660 (mov<mode>): Removed.
20661 (*movv4sf_internal): Likewise.
20662 (*movv2df_internal): Likewise.
20664 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20666 * config.gcc (crx-*-elf): Remove deprecation.
20668 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20670 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20671 __gcc_deregister_frame with atexit.
20672 (deregister_frame_dtor): Remove.
20674 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20675 Nathan Sidwell <nathan@codesourcery.com>
20677 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20679 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20680 (rs6000_isel): Likewise.
20681 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20682 (rs6000_isel): New variable.
20683 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20685 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20688 * c-common.c (handle_vector_size_attribute): Call
20689 lang_hooks.types.reconstruct_complex_type instead of
20690 reconstruct_complex_type.
20691 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20692 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20693 * langhooks.h (struct lang_hooks_for_types): Add
20694 reconstruct_complex_type hook.
20695 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20696 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20698 2008-04-24 Richard Guenther <rguenther@suse.de>
20700 * c-common.h (check_builtin_function_arguments): Declare.
20701 * c-common.c (validate_nargs): New function.
20702 (check_builtin_function_arguments): Likewise.
20703 * c-typeck.c (build_function_call): Call
20704 check_builtin_function_arguments.
20705 * builtins.c (fold_builtin_classify): Remove error reporting code.
20706 (fold_builtin_unordered_cmp): Likewise.
20707 (fold_builtin_1): Likewise.
20708 (fold_builtin_n): Likewise.
20710 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20712 PR tree-optimization/36008
20713 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20714 the original op1, rather than delta by step.
20716 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20717 Sebastian Pop <sebastian.pop@amd.com>
20719 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20720 eliminate_local_variables_stmt, eliminate_local_variables,
20721 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20722 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20723 of code delimited by two edges in the CFG.
20724 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20725 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20726 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20727 the case of parallelisation of reductions.
20728 (expr_invariant_in_region_p): New.
20730 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20731 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20733 2008-04-24 Ira Rosen <irar@il.ibm.com>
20734 Richard Guenther <rguenther@suse.de>
20736 PR tree-optimization/36034
20737 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20738 incapable of dealing with loads with gaps.
20740 2008-04-24 Rafael Espíndola <espindola@google.com>
20742 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20743 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20744 vrp_evaluate_conditional.
20745 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20746 (vrp_evaluate_conditional): Split the cond argument.
20747 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20748 (simplify_stmt_for_jump_threading): Update call to
20749 vrp_evaluate_conditional.
20751 2008-04-24 Ira Rosen <irar@il.ibm.com>
20753 PR tree-optimization/35982
20754 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20755 interleaved data-refs are of the same type.
20757 2008-04-24 Danny Smith <dannysmith@users.net>
20759 * c-format.c (check_format_info_main): Use strncmp rather than a
20760 magic prefix to handle multichar length specs.
20761 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20762 Don't prefix "I64" and "I32" with '\0'.
20764 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20767 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20768 in registers for -m32 only if stdarg_p (fntype).
20770 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20772 PR rtl-optimization/36006
20773 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20774 temp to op0 in order to avoid invalid rtx sharing.
20776 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20778 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20779 check TREE_INVARIANT.
20780 * tree-gimple.c (is_gimple_address): New.
20781 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20782 * tree-gimple.h (is_gimple_address): New.
20783 * tree.h (decl_address_invariant_p): New.
20784 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20785 (build_string): Likewise.
20786 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20787 (tree_invariant_p_1): Likewise.
20788 (save_expr): Use it.
20789 (tree_invariant_p): New.
20790 (skip_simple_arithmetic): Use it.
20791 (stabilize_reference_1): Use it.
20792 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20794 (build1_stat): Drop code to compute TREE_INVARIANT.
20795 (build2_stat): Drop code to compute TREE_INVARIANT.
20796 (build3_stat): Drop code to compute TREE_INVARIANT.
20797 (build4_stat): Drop code to compute TREE_INVARIANT.
20798 (build5_stat): Drop code to compute TREE_INVARIANT.
20799 (build7_stat): Drop code to compute TREE_INVARIANT.
20800 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20801 * tree.h (struct tree_base): Remove invariant_flag.
20802 (TREE_INVARIANT): Remove.
20803 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20804 (fold_builtin_expect): Check TREE_CONSTANT.
20805 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20806 * c-tree.h (c_expr_to_decl): Drop third parameter.
20807 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20808 (build_c_cast): Don't set TREE_INVARIANT.
20809 (pop_init_level): Don't set TREE_INVARIANT.
20810 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20811 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20813 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20814 (gimplify_addr_expr): Adjust comment.
20815 * tree-mudflap.c (mf_build_string):
20816 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20817 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20818 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20819 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20820 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20821 * langhooks.h (struct lang_hooks): Drop third parameter from
20824 2008-04-23 Richard Guenther <rguenther@suse.de>
20826 PR tree-optimization/27799
20827 PR tree-optimization/32921
20828 PR tree-optimization/32624
20829 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20830 SMTs aliases and the tag itself into the solution.
20831 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20832 merge the points-to solution back into the SMT aliases.
20833 (may_alias_p): Use alias_set_subset_of instead of
20834 aliases_conflict_p. A pointer which points to
20835 memory with alias set zero may access any variable.
20837 2008-04-23 Richard Guenther <rguenther@suse.de>
20839 * alias.c (alias_set_subset_of): Correctly handle asking
20840 if zero is a subset of an alias set with zero child.
20841 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20842 (compute_flow_insensitive_aliasing): Correctly walk all
20843 pointers. Do not unnecessarily union sets.
20845 2008-04-23 Richard Guenther <rguenther@suse.de>
20847 PR middle-end/36021
20848 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20850 2008-04-22 Tomas Bily <tbily@suse.cz>
20852 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20854 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20856 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20857 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20858 * tree-inline.c (estimate_num_insns_1): Likewise.
20859 * varasm.c (const_hash_1, compare_constant, copy_constant)
20860 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20861 * emit-rtl.c (component_ref_for_mem_expr)
20862 (set_mem_attributes_minus_bitpos): Likewise.
20863 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20864 (is_aligning_offset): Likewise.
20865 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20866 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20867 * dojump.c (do_jump): Likewise.
20868 * builtins.c (get_pointer_alignment, get_memory_rtx)
20869 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20870 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20872 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20874 PR rtl-optimization/36017
20875 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20876 expanding the library call.
20878 2008-04-22 Ian Lance Taylor <iant@google.com>
20880 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20881 than size_in_bytes.
20883 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20885 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20886 of LR/CTR moves for Power6.
20888 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20890 PR middle-end/36003
20891 * passes.c (init_optimization_passes): Remove
20892 pass_fast_rtl_byte_dce.
20894 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20897 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20898 builtin functions to generate faster code.
20899 (_mm_cvtpu16_ps): Ditto.
20900 (_mm_cvtpi32x2_ps): Ditto.
20902 2008-04-22 Nick Clifton <nickc@redhat.com>
20904 * common.opt (ftree-loop-distribution): Add Optimization
20907 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20908 (frv_expand_builtin_va_start): Likewise.
20910 * config/arm/arm.c (thumb_find_work_register): Fix location of
20911 argument register count.
20913 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20915 Support scheduling for ColdFire V1 and V3 microarchitecture.
20916 Improve scheduling of multiplication instructions.
20918 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20919 (mac): New instruction attribute.
20920 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20921 (m68k_sched_mac): New variable.
20922 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20923 Handle cfv1 and cfv3.
20924 (max_insn_size): New static variable.
20925 (struct _sched_ib): New type.
20926 (sched_ib): New static variable.
20927 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20928 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20929 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20931 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20932 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20933 new variables. Update.
20934 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20935 Add modeling of cfv3 instruction buffer. Update.
20936 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20937 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20938 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20939 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20940 a particular reservation applies to.
20941 (type2): Reorganize attribute values. Rename alu to alu_reg,
20942 alu_l to alu, move_l to omove. Join move to alu. Split mul
20943 to mul_l and mul_w.
20944 (cf_ib_*): Simplify description of instruction buffer.
20945 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20946 (cf_mem): Split into cf_mem1 and cf_mem2.
20947 (cf_v2_move_??): Rename to cfv12_alu_??.
20948 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20949 (cf_v2_mul_??): Remove reservations.
20950 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20951 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20952 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20954 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20955 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20956 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20957 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20958 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20959 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20960 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20961 expansions of the above reservations for instructions of sizes
20964 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20966 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20968 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20970 * coverage.c: Include tree-pass.h.
20971 (coverage_counter_alloc): Print da_file_name to the dump file.
20973 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20975 * sbitmap.c (sbitmap_range_empty_p): New function.
20976 * sbitmap.h (sbitmap_range_empty_p): New function.
20977 * bitmap.h: Now includes obstack.h.
20979 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20980 Kenneth Zadeck <zadeck@naturalbridge.com>
20982 * dbgcnt.def (ra_byte_scan): Added.
20983 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20984 when the last hit happens for a counter.
20985 * timevar.def (TV_DF_BYTE_LR): New variable.
20986 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20987 * passes.c (pass_fast_rtl_byte_dce): New pass.
20988 * fwprop.c (update_df): Added mode to call df_ref_create.
20989 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20990 DF_REF_EXTRACT_OFFSET.
20991 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20992 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20994 (df_ref_extract): Added mode field.
20995 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20996 DF_REF_EXTRACT_OFFSET.
20997 (DF_REF_EXTRACT_MODE): New macro.
20998 (df_byte_lr_bb_info): New structure.
20999 (df_print_byte_regset, df_compute_accessed_bytes,
21000 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21001 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21002 df_byte_lr_simulate_uses,
21003 df_byte_lr_simulate_artificial_refs_at_top,
21004 df_byte_lr_simulate_artificial_refs_at_end,
21005 df_compute_accessed_bytes): New function.
21006 (df_ref_create): Add parameter.
21007 (df_byte_lr_get_bb_info): New inline function.
21008 * df-scan.c (df_ref_record, df_uses_record,
21009 df_ref_create_structure): Added mode parameter.
21010 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21011 df_defs_record, df_uses_record, df_get_conditional_uses,
21012 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21013 df_entry_block_defs_collect, df_exit_block_uses_collect):
21014 Added mode parameter to calls to df_ref_record, df_uses_record,
21015 df_ref_create_structure.
21016 (df_ref_equal_p, df_ref_compare): Added test for modes.
21017 (df_ref_create_structure): Added code to set mode. Renamed
21018 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21019 DF_REF_EXTRACT_OFFSET.
21020 * df-core.c (df_print_byte_regset): New function.
21021 * df-byte-scan.c: New file.
21022 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21023 calls to BITMAP_FREE.
21024 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21025 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21026 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21027 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21028 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21029 df_byte_lr_local_compute, df_byte_lr_init,
21030 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21031 df_byte_lr_transfer_function, df_byte_lr_free,
21032 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21033 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21034 df_byte_lr_simulate_uses,
21035 df_byte_lr_simulate_artificial_refs_at_top,
21036 df_byte_lr_simulate_artificial_refs_at_end): New function.
21037 * dce.c (byte_dce_process_block): New function.
21038 (dce_process_block): au is now passed in rather than computed
21039 locally. Changed loops that look at artificial defs to not look
21040 for conditional or partial ones, because there never are any.
21041 (fast_dce): Now is able to drive byte_dce_process_block or
21042 dce_process_block depending on the kind of dce being done.
21043 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21044 (rest_of_handle_fast_byte_dce): New function.
21045 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21046 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21048 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21051 * gcc.h: Added fortran options that take arguments to
21052 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21055 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21057 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21058 scalarization if on the LHS and not a full access.
21060 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21062 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21064 2008-04-18 Rafael Espíndola <espindola@google.com>
21066 * tree-vrp.c (find_case_label_index): Fix the binary search.
21067 (find_case_label_range): New.
21068 (vrp_visit_switch_stmt): Use find_case_label_range.
21069 (simplify_switch_using_ranges): Use find_case_label_range.
21071 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21073 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21074 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21076 2008-04-18 Tom Tromey <tromey@redhat.com>
21079 * doc/cpp.texi (Implementation-defined behavior): Mention
21082 2008-04-18 Ian Lance Taylor <iant@google.com>
21084 * fold-const.c (pointer_may_wrap_p): New static function.
21085 (fold_comparison): Add another test for pointer overflow. Use
21086 pointer_may_wrap_p to disable some false positives.
21088 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21090 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21091 (fname_as_string): Match updated cpp_interpret_string prototype.
21092 (fix_string_type): Support char16_t* and char32_t*.
21093 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21094 derivative) nodes. Register as builtin if C++0x.
21095 (c_parse_error): Support CPP_CHAR{16,32}.
21096 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21097 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21098 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21099 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21100 CTI_CHAR32_ARRAY_TYPE>: New elements.
21101 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21102 char32_type_node, signed_char32_type_node, char16_array_type_node,
21103 char32_array_type_node): New defines.
21104 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21105 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21106 (lex_string): Support CPP_STRING{16,32}, match updated
21107 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21108 (lex_charconst): Support CPP_CHAR{16,32}.
21109 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21110 and CPP_STRING{16,32}.
21112 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21115 * aclocal.m4: Regenerate.
21116 * configure: Regenerate.
21118 2008-04-18 Jan Hubicka <jh@suse.cz>
21120 * except.c (dw2_size_of_call_site_table,
21121 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21123 * cgraphbuild.c (build_cgraph_edges): Update.
21124 * tree-pass.h: Update comment.
21125 * final.c (leaf_function_p): Update.
21126 (leaf_renumber_regs): Update.
21127 (rest_of_clean_state): Update.
21128 * omp-low.c (expand_omp_parallel): Update.
21129 * ipa-reference.c (analyze_function): Update.
21130 * reorg.c (find_end_label): Update.
21131 (optimize_skip): Update.
21132 (fill_simple_delay_slots): Update.
21133 (fill_simple_delay_slots): Update.
21134 (make_return_insns): Update.
21135 (dbr_schedule): Update.
21136 * gimple-low.c (record_vars_into): Update.
21137 * cfgbuild.c (make_edges): Update.
21138 * function.c (assign_stack_local): Update.
21139 (assign_parm_adjust_stack_rtl): Update.
21140 (locate_and_pad_parm): Update.
21141 (allocate_struct_function): Do not initialize stack_alignment_needed
21142 and preferred_stack_boundary here.
21143 (stack_protect_prologue): Update.
21144 (stack_protect_epilogue): Update.
21145 (expand_function_start): Initialize stack_alignment_needed,
21146 preferred_stack_boundary and max_jumptable_ents.
21147 (expand_function_end): Update.
21148 (free_after_compilation): Do not NULLify epilogue_delay_list.
21149 * function.h (struct rtl_data): Add stack_protect_guard,
21150 stack_alignment_needed,
21151 preferred_stack_boundary, epilogue_delay_list.
21152 (struct function): Remove value_histograms, stack_alignment_needed,
21153 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21155 unexpanded_var_list, stack_protect_guard.
21156 (current_function_epilogue_delay_list): Remove.
21157 * ipa-type-escape.c (analyze_function): Update.
21158 * gimplify.c (pop_gimplify_context): Update comment.
21159 * calls.c (expand_call): Update.
21160 (emit_library_call_value_1): Update.
21161 * except.c (set_nothrow_function_flags): Update.
21162 * cfgexpand.c (get_decl_align_unit): Update.
21163 (create_stack_guard): Update.
21164 (estimated_stack_frame_size): Update.
21165 (expand_used_vars): Update.
21166 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21167 * explow.c (allocate_dynamic_stack_space): Update.
21168 * tree-ssa-live.c (remove_unused_locals): Update.
21169 * varasm.c (mark_constant_pool): Update.
21170 * tree-inline.c (remap_decls): Update.
21171 (initialize_cfun): Update.
21172 (declare_return_variable): Update.
21173 (inline_forbidden_p): Update.
21174 (expand_call_inline): Update.
21175 (declare_inline_vars): Update.
21176 (tree_function_versioning): Update.
21177 * tree-flow.h (value_histograms): New.
21178 (VALUE_HISTOGRAMS): New macro.
21179 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21181 * tree-cfg.c (set_bb_for_stmt): Update.
21182 (replace_by_duplicate_decl): Update.
21183 (move_block_to_fn): Update.
21184 (new_label_mapper): Update.
21185 (dump_function_to_file): Update.
21186 * ipa-struct-reorg.c (build_data_structure): Update.
21187 * cfgrtl.c (print_rtl_with_bb): Update.
21188 * reload1.c (reload): Update.
21190 * config/i386/i386.c (setup_incoming_varargs_64,
21191 ix86_compute_frame_layout): Update.
21192 * config/arc/arc.c (arc_output_function_epilogue): Update.
21194 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21196 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21197 for FreeBSD as well.
21198 * gthr-posix95.h: Likewise.
21200 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21202 PR rtl-optimization/35838
21203 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21204 out the byte offset of the first subreg.
21206 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21208 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21209 to split_ti instead of three separate calls with single member arrays.
21210 (subti3 splitter): Ditto.
21211 (adddi3 splitter): Ditto with split_di.
21212 (subdi3 splitter): Ditto.
21213 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21214 two separate calls with single member arrays. Swap match_dup
21215 operands 1 and 2 to better fit into the array.
21216 (negdi2 splitter): Ditto with split_di.
21217 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21218 two separate calls with single member arrays. Swap match_dup operands
21219 6 and 7 to better fit into the array.
21221 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21223 * config/i386/i386.c (sse_builtin_type): New.
21224 (bdesc_sse_args): Likewise.
21225 (bdesc_sse_3arg): Removed.
21226 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21227 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21228 IX86_BUILTIN_ROUNDPS.
21229 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21230 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21231 IX86_BUILTIN_ROUNDPS.
21232 (ix86_expand_sse_4_operands_builtin): Removed.
21233 (ix86_expand_sse_operands_builtin): New.
21234 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21235 and CODE_FOR_sse4_1_roundps.
21236 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21237 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21239 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21242 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21243 regs before frame pop when needed. If use_backchain_to_restore_sp
21244 then load backchain into a temp reg to restore vr and vrsave. Add
21245 code to restore vr after frame pop if possible.
21247 2008-04-17 Richard Guenther <rguenther@suse.de>
21249 * tree-vn.c (expressions_equal_p): Do not check type
21250 equality or compatibility before calling operand_equal_p.
21251 * fold-const.c (operand_equal_p): Check equivalence of
21252 integer constants before bailing out due to signedness or
21253 precision differences.
21254 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21255 spurious differences in type qualification. Ignore types
21256 for COMPONENT_REFs at all.
21258 2008-04-17 Christian Bruel <christian.bruel@st.com>
21260 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21261 msw_skip comparison.
21263 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21266 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21269 PR tree-optimization/35899
21270 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21271 rather than TREE_OPERAND.
21273 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21276 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21277 temporary registers. Change operand predicate to general_operand.
21278 (remainderxf3): Ditto.
21280 2008-04-16 Richard Guenther <rguenther@suse.de>
21282 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21283 * tree-affine.c (aff_combination_expand): Look through some
21286 2008-04-15 Doug Kwan <dougkwan@google.com>
21288 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21290 * tree-pretty-print.c (dump_generic_node): Ditto.
21291 * final.c (output_addr_const): Ditto.
21292 * dwarf2out.c (output_cfi): Ditto.
21293 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21294 * print-rtl.c (print_rtx): Ditto.
21295 * print-tree.c (print_node_brief, print_node): Ditto.
21296 * c-common.c (match_case_to_enum_1): Ditto.
21297 * sched-vis.c (print_value): Ditto.
21298 * config/i386/i386.c (print_operand): Cast to long unsigned int
21301 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21302 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21303 MS Windows VirtualProtect function.
21305 2008-04-15 Jan Hubicka <jh@suse.cz>
21307 * gengtype.c (write_root): Param_is argument is OK.
21308 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21309 * function.h: Include varray.h
21310 (rtl_eh): New stucture based on except.c one.
21311 (call_site_record): New forward declaration and vector type.
21312 * calls.c (emit_call_1): Do not call
21313 note_current_region_may_contain_throw.
21314 * except.c (eh_status): Remove cur_region, try_region since they are
21316 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21317 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21318 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21319 Remove call_site_data_used, call_site_data_size.
21320 Turn call_site_record into vector in function.h.
21321 (note_current_region_may_contain_throw): Remove.
21322 (get_exception_pointer, get_exception_filter): Do not take struct
21323 function argument; update.
21324 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21325 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21326 build_post_landing_pads, dw2_build_landing_pads,
21327 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21328 sjlj_emit_function_enter, sjlj_emit_function_enter,
21329 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21330 sjlj_build_landing_pads, finish_eh_generation,
21331 remove_exception_handler_label, remove_eh_handler,
21332 maybe_remove_eh_handler, add_reachable_handler,
21333 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21334 add_action_record, collect_one_action_chain, add_call_site,
21335 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21336 sjlj_output_call_site_table, output_function_exception_table,
21337 * except.h (note_current_region_may_contain_throw): Remove
21338 (get_exception_pointer, get_exception_filter): Do not take struct
21340 * Makefile.in (GTFILES): Put varargs before struct function.
21342 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21344 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21345 punt for STRING_CST.
21346 (get_constraint_for): Deal with STRING_CST here instead.
21348 2008-04-15 Richard Guenther <rguenther@suse.de>
21350 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21351 statements in a basic-block with a backward walk. Do not
21352 substitute into dead statements but instead remove those.
21354 2008-04-15 Richard Guenther <rguenther@suse.de>
21356 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21357 to zero, thus disable creation of SFTs.
21359 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21361 * tree-predcom.c (suitable_reference_p): Return false if the
21362 reference can throw.
21364 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21367 * c-decl.c (finish_decl): If extern or static var has variable
21368 size, set TREE_TYPE (decl) to error_mark_node.
21370 2008-04-15 Rafael Espíndola <espindola@google.com>
21372 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21375 2008-04-15 Richard Guenther <rguenther@suse.de>
21377 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21378 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21379 (visit_reference_op_load): Do walk vuse-vdef chains on
21380 vn_reference_lookup.
21381 (visit_reference_op_store): But do not here.
21382 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21383 vn_reference_lookup.
21384 (vn_lookup_with_vuses): But do so here.
21386 2008-04-14 Ian Lance Taylor <iant@google.com>
21388 * fold-const.c (fold_overflow_warning): Remove assertion.
21390 2008-04-15 Ben Elliston <bje@au.ibm.com>
21392 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21393 temp1 local variables.
21395 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21398 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21399 ".text.unlikely" section as executable.
21401 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21403 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21404 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21405 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21406 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21407 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21408 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21409 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21411 2008-04-14 Ian Lance Taylor <iant@google.com>
21413 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21414 * fold-const.c (fold_comparison): If appropriate, test
21415 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21416 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21417 reassociating a pointer type.
21418 * doc/invoke.texi (Optimize Options): Document that
21419 -fstrict-overflow applies to pointer wraparound.
21421 2008-04-13 Jan Hubicka <jh@suse.cz>
21423 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21425 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21427 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21428 we are going to "save the world".
21430 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21432 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21433 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21434 operand 0 constraint, not "=".
21436 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21438 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21440 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21442 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21443 of size of positions_needed * CHAR_BIT.
21445 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21447 PR middle-end/35897
21448 * dse.c (store_info): Change positions_needed to unsigned
21450 (lowpart_bitmask): New.
21451 (record_store): Cast to unsigned HOST_WIDE_INT for
21452 positions_needed. Assert width <= size of positions_needed *
21453 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21454 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21455 lowpart_bitmask to set mask.
21457 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21459 * config/bfin/constraints.md: New file.
21460 * config/bfin/bfin.md: Include it.
21461 (adddi3): Use satisfies_constraint functions instead of the old macros.
21462 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21463 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21464 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21465 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21466 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21467 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21468 EXTRA_CONSTRAINT): Delete.
21469 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21470 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21472 * config/bfin/bfin.c: Include "tm-constrs.h".
21473 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21474 Use satisfies_constraint functions instead of the old macros.
21475 * doc/md.texi (Blackfin Constraints): Update file name reference.
21477 2008-04-11 Richard Guenther <rguenther@suse.de>
21479 PR tree-optimization/35869
21480 * tree-vrp.c (execute_vrp): Move switch statement update after
21481 jump threading. Schedule another cfg cleanup run.
21483 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21486 * attribs.c (decl_attributes): Return early on errorneous node.
21488 2008-04-10 Oleg Ryjkov <olegr@google.com>
21490 * tree.h (struct tree_base): Added a new flag default_def_flag.
21491 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21493 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21495 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21497 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21500 * pa.md: Define mode iterator P. Define mode attribute dwc.
21501 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21502 (icacheflush): Likewise.
21503 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21504 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21506 2008-04-11 Ben Elliston <bje@au.ibm.com>
21508 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21510 2008-04-10 Rafael Espíndola <espindola@google.com>
21512 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21513 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21514 (extract_range_from_expr): The same.
21516 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21518 * config/mips/mips.md (GPR2): New mode iterator.
21519 (seq): Add comment.
21520 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21521 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21522 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21523 Rewrite these to take two modes, the mode of comparison and the
21524 mode of the destination.
21525 * config/mips/mips.c (mips_expand_scc): Instead of having
21526 paradoxical subreg as destination, expand "narrowing" scc if mode
21527 of comparison is SI and target is requested in DI mode.
21528 (mips_emit_int_order_test): Update comment. Make mode of
21529 comparison match CMP0 rather than TARGET. When creating inverse
21530 target use mode of TARGET.
21532 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21534 * gcov-dump.c (tag_summary): Only print summaries for the first
21535 GCOV_COUNTERS_SUMMABLE counters.
21537 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21539 * config/i386/i386.md (absneg): New code iterator.
21540 (absnegprefix): New code attribute.
21541 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21542 patterns using absneg code iterator.
21543 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21544 using absneg code iterator.
21545 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21546 *neg<mode>2 patterns using absneg code iterator.
21547 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21548 *negextendsfdf2 patterns using absneg code iterator.
21549 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21550 *negextendsfxf2 patterns using absneg code iterator.
21551 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21552 *negextendsfdf2 patterns using absneg code iterator.
21553 * config/i386/sse.md (<code><mode>2): Macroize expander from
21554 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21556 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21558 * config/s390/s390.h: Remove the remains of the recent search
21559 & replace action of current_function_outgoing_args_size.
21561 2008-04-10 Ira Rosen <irar@il.ibm.com>
21563 PR tree-optimization/35821
21564 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21565 NEW_STMT_LIST is not NULL.
21567 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21570 * toplev.c (process_options): Remove -ffunction-sections debugging
21573 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21575 PR middle-end/PR28690
21576 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21577 than gen_rtx_fmt_ee to perform more canonicalizations.
21579 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21582 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21584 2008-04-09 Richard Guenther <rguenther@suse.de>
21586 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21587 (dump_function_to_file): Dump function arguments with types.
21589 2008-04-08 Richard Guenther <rguenther@suse.de>
21591 * fold-const.c (fold_widened_comparison): Do not allow
21592 sign-changes that change the result.
21594 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21597 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21598 kinds of indirect references.
21600 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21602 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21603 GNU Fortran language string.
21605 2008-04-08 Rafael Espíndola <espindola@google.com>
21607 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21608 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21609 * tree.h (tree_call_nonnegative_warnv_p): New.
21611 2008-04-08 Jan Hubicka <jh@suse.cz>
21613 * function.c (free_after_compilation): Clear out regno_reg_rtx
21616 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21619 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21621 PR middle-end/PR28690
21622 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21623 same precedence as REG_POINTER and MEM_POINTER operands.
21625 2008-04-08 Richard Guenther <rguenther@suse.de>
21627 PR middle-end/35834
21628 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21629 for adding index to base.
21631 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21633 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21634 (MINGW_ENABLE_EXECUTE_STACK): New.
21635 (IN_LIBGCC2): For libgcc include windows.h file for
21636 function declarations.
21638 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21640 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21641 and tem2 if tem1 is not a REG or MULT.
21643 2008-04-08 Jan Hubicka <jh@suse.cz>
21645 * function.h (incomming_args): Break out of struct function.
21646 (function_subsections): Break out of struct function.
21647 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21648 return_rtx and hard_reg_initial_vals from struct function.
21649 Kill inl_max_label_num.
21650 (current_function_pops_args, current_function_args_info,
21651 current_function_args_size, current_function_args_size,
21652 current_function_pretend_args_size,
21653 current_function_outgoing_args_size,
21654 current_function_internal_arg_pointer, current_function_return_rtx):
21655 Kill compatibility accestor macros.
21656 * builtins.c (expand_builtin_apply_args_1): Update.
21657 (expand_builtin_next_arg): Update.
21658 * df-scan.c (df_get_call_refs): Update.
21659 * dbxout.c (dbxout_function_end): Update.
21660 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21661 (output_line_info): Update.
21662 (secname_for_decl): Update.
21663 (dwarf2out_var_location): Update.
21664 * function.c (free_after_compilation): Update.
21665 (assign_parm_find_stack_rtl): Update.
21666 (assign_parms): Update.
21667 (expand_dummy_function_end): Update.
21668 (expand_function_end): Update.
21669 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21670 (expand_call): Update.
21671 (emit_library_call_value_1): Update.
21672 (store_one_arg): Update.
21673 * varasm.c (initialize_cold_section_name): Update.
21674 (unlikely_text_section): Update.
21675 (unlikely_text_section_p): Update.
21676 (assemble_start_function): Update.
21677 (assemble_end_function): Update.
21678 (default_section_type_flags): Update.
21679 (switch_to_section): Update.
21680 * integrate.c (set_decl_abstract_flags): Update.
21681 (get_hard_reg_initial_val): Update.
21682 (has_hard_reg_initial_val): Update.
21683 (allocate_initial_values): Update.
21684 * resource.c (init_resource_info): Update.
21685 * config/alpha/alpha.c (NUM_ARGS): Update.
21686 (direct_return): Update.
21687 (alpha_va_start): Update.
21688 (alpha_sa_size): Update.
21689 (alpha_initial_elimination_offset): Update.
21690 (alpha_expand_prologue): Update.
21691 (alpha_start_function): Update.
21692 (alpha_expand_epilogue): Update.
21693 (unicosmk_initial_elimination_offset):
21694 * config/alpha/alpha.md (call expander): Update.
21695 * config/s390/s390.c (s390_register_info): Update.
21696 (s390_register_info): Update.
21697 (s390_frame_info): Update.
21698 (s390_initial_elimination_offset): Update.
21699 (s390_build_builtin_va_list): Update.
21700 (s390_va_start): Update.
21701 * config/spu/spu.c (direct_return): Update.
21702 (spu_expand_prologue): Update.
21703 (spu_initial_elimination_offset): Update.
21704 (spu_build_builtin_va_list): Update.
21705 (spu_va_start): Update.
21706 * config/sparc/sparc.c (sparc_init_modes): Update.
21707 (sparc_compute_frame_size): Update.
21708 (function_value): Update.
21709 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21710 * config/i386/i386.md (return expander): Update.
21711 * config/i386/i386.c (ix86_va_start): Update.
21712 (ix86_can_use_return_insn_p): Update.
21713 (ix86_compute_frame_layout): Update.
21714 (ix86_expand_epilogue): Update.
21715 * config/sh/sh.c (output_stack_adjust): Update.
21716 (calc_live_regs): Update.
21717 (sh_expand_prologue): Update.
21718 (sh_builtin_saveregs): Update.
21719 (sh_va_start): Update.
21720 (initial_elimination_offset): Update.
21721 (sh_allocate_initial_value): Update.
21722 (sh_function_ok_for_sibcall): Update.
21723 (sh_get_pr_initial_val): Update.
21724 * config/sh/sh.md (return expander): Update.
21725 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21726 * config/crx/crx.c (crx_compute_frame): UPdate.
21727 (crx_initial_elimination_offset): UPdate.
21728 * config/xtensa/xtensa.c (compute_frame_size): Update
21729 (xtensa_builtin_saveregs): Update.
21730 (xtensa_va_start): Update.
21731 (order_regs_for_local_alloc): Update.
21732 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21733 (xstormy16_expand_builtin_va_start): Update.
21734 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21735 * config/m68hc11/m68hc11.md (return expanders): Update.
21736 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21737 (expand_epilogue): Update.
21738 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21739 (cris_simple_epilogue): Update.
21740 (cris_expand_prologue): Update.
21741 (cris_expand_epilogue): Update.
21742 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21743 (compute_frame_size): Update.
21744 * config/mt/mt.c (mt_compute_frame_size): Update.
21745 * config/mn10300/mn10300.c (expand_prologue): Update.
21746 (expand_epilogue): Update.
21747 (initial_offset): Update.
21748 (mn10300_builtin_saveregs):
21749 * config/mn10300/mn10300.md (return expander): Update.
21750 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21751 (ia64_initial_elimination_offset): Update.
21752 (ia64_initial_elimination_offset): Update.
21753 (ia64_expand_prologue): Update.
21754 * config/m68k/m68k.md (return expander): Update.
21755 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21756 (rs6000_stack_info): Update.
21757 * config/mcore/mcore.c (layout_mcore_frame): Update.
21758 (mcore_expand_prolog): Update.
21759 * config/arc/arc.c (arc_compute_frame_size): Update.
21760 * config/score/score3.c (score3_compute_frame_size): Update.
21761 * config/score/score7.c (score7_compute_frame_size): Update.
21762 * config/arm/arm.c (use_return_insn): Update.
21763 (thumb_find_work_register): Update.
21764 (arm_compute_save_reg_mask): Update.
21765 (arm_output_function_prologue): Update.
21766 (arm_output_epilogue): Update.
21767 (arm_size_return_regs): Update.
21768 (arm_get_frame_offsets): Update.
21769 (arm_expand_prologue): Update.
21770 (thumb_exit): Update.
21771 (thumb_unexpanded_epilogue): Update.
21772 (thumb1_output_function_prologue): Update.
21773 * config/pa/pa.md (return expander): Update.
21774 * config/pa/pa.c (compute_frame_size): Update.
21775 (hppa_builtin_saveregs): Update.
21776 * config/mips/mips.c (mips_va_start): Update.
21777 (mips16_build_function_stub): Update.
21778 (mips_compute_frame_info): Update.
21779 (mips_restore_gp): Update.
21780 (mips_output_function_prologue): Update.
21781 (mips_expand_prologue): Update.
21782 * config/v850/v850.c (compute_frame_size): Update.
21783 (expand_prologue): * config/mmix/mmix.c (along): update.
21784 (mmix_initial_elimination_offset): update.
21785 (mmix_reorg): update.
21786 (mmix_use_simple_return): update.
21787 (mmix_expand_prologue): update.
21788 (mmix_expand_epilogue): Update.
21789 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21790 (emit_link_insn): Update.
21792 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21794 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21795 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21797 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21800 2008-04-07 Jan Hubicka <jh@suse.cz>
21802 * function.h (rtl): Rename to x_rtl.
21803 (crtl): New define.
21804 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21805 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21806 used_temp_slots avail_temp_slots, temp_slot_level,
21807 nonlocal_goto_handler_labels): Update accesstors.
21808 (rtl): New global variable.
21809 (struct function): Move some fileds to rtl_data.
21810 (get_arg_pointer_save_area): Update prototype.
21811 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21812 get_arg_pointer_save_area.
21813 * expr.c (init_expr): Update
21814 * function.c (get_frame_size): Update
21815 (assign_stack_local): Update
21816 (expand_function_end): Update.
21817 (get_art_pointer_save_area): Update
21819 * emit-rtl.c (rtl): Declare.
21820 (regno_reg_rtx): Declare.
21821 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21823 (gen_reg_rtx): Update.
21824 * varasm.c (n_deferred_constatns): Update accestor.
21825 (init_varasm_status): Do not allocate varasm_status.
21826 (force_const_mem, get_pool_size, output_constant_pool): Update.
21827 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21828 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21829 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21830 * sparc/sparc.h (INIT_EXPANDERS): Update.
21831 * ia64/ia64.h (INIT_EXPANDERS): Update.
21833 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21835 * reload.c (push_secondary_reload): Add missing break to for loop.
21837 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21839 PR middle-end/PR28690
21840 * rtlanal.c: Update copyright years.
21841 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21842 as REG_POINTER and MEM_POINTER operands.
21843 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21844 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21845 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21846 * gcse.c: Update copyright years.
21847 (pre_delete): Call gen_reg_rtx_and_attrs.
21848 (hoist_code): Likewise.
21849 (build_store_vectors): Likewise.
21850 (delete_store): Likewise.
21851 * loop-invariant.c (move_invariant_reg): Likewise.
21852 Update copyright years.
21854 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21856 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21857 control string instead of quoted.
21859 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21861 * doc/rtl.texi: Rewrite of subreg section.
21863 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21866 * config/i386/i386.c (legitimize_pic_address): Add treating
21867 of dllimport SYM_REF's.
21868 (legitimize_dllimport_symbol): Add prototype.
21870 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21872 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21873 reference in constructor with non self-referential type.
21875 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21877 Removal of Return with Depressed Stack Pointer support
21878 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21879 (ECF_SP_DEPRESSED): Likewise.
21880 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21881 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21882 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21883 (expand_call): Do not test ECF_SP_DEPRESSED.
21884 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21885 * function.c (keep_stack_depressed): Delete.
21886 (handle_epilogue_set): Likewise.
21887 (update_epilogue_consts): Likewise.
21888 (emit_equiv_load): Likewise.
21889 (thread_prologue_and_epilogue_insns): Remove support for Return with
21890 Depressed Stack Pointer.
21891 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21893 2008-04-06 Richard Guenther <rguenther@suse.de>
21895 PR tree-optimization/35400
21896 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21897 information from SSA_NAMEs.
21899 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21901 * config/avr/avr.h (avr_mega_p): Remove declaration.
21902 (AVR_MEGA): Remove macro.
21903 * config/avr/avr.c (avr_mega_p): Remove variable.
21904 (avr_override_options): Remove inicializion of avr_mega_p.
21905 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21906 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21907 (avr_jump_mode): (Ditto.).
21908 (avr_output_progmem_section_asm_op): (Ditto.).
21909 (avr_asm_init_sections): (Ditto.).
21910 (avr_asm_init_sections): (Ditto.).
21911 (avr_rtx_costs): (Ditto.).
21912 * config/avr/avr.md: (Ditto.).
21913 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21916 2008-04-06 Richard Guenther <rguenther@suse.de>
21918 PR tree-optimization/35842
21919 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21920 is_gimple_invariant_address.
21922 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21924 * gcc.c (default_compilers): Sync Fortran extensions list with
21925 that in fortran/lang-specs.h.
21926 * doc/invoke.texi: Likewise.
21927 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21928 * dwarf2out.c (gen_compile_unit_die): Likewise.
21930 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21932 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21934 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21937 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21938 attribute is used for nested functions.
21940 2008-04-05 Jan Hubicka <jh@suse.cz>
21942 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21944 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21946 (dump_files): Update.
21947 (enable_rtl_dump_file): Do not accept letter argument.
21948 * tree-pass.h (dump_file_info): Remove letter argument.
21949 * toplev.c (decode_d_option): Update -da handling.
21950 * toplev.h (enable_rtl_dump_file): Update prototype.
21951 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21952 it out based on pass type.
21953 (register_dump_files_1): Likewise.
21954 (init_optimization_passes): Update register_one_dump_file calls.
21955 (execute_one_pass): Sanity check that IPA passes are called at IPA
21956 level and RTL passes at RTL level.
21957 (execute_pass_list): IPA pass can not be after or subpass of
21959 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21960 disallov RTL subpasses of IPA subpasses.
21962 2008-04-05 Ben Elliston <bje@au.ibm.com>
21964 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21965 builtins that return exactly once and do not throw. Cache call to
21968 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21970 PR rtl-optimization/34916
21971 PR middle-end/35519
21972 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21973 between instruction pairs.
21975 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21977 * doc/invoke.texi: Document -mbitops for SH.
21978 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21979 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21980 * config/sh/sh.c (print_operand): Add %t operand code.
21981 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21982 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21983 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21984 (extendqihi2): Likewise.
21985 (movqi_i): Likewise.
21986 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21987 (extv): Use bld instruction for SH2A if possible.
21989 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21990 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21991 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21992 (bset.b, bclr.b): Define peepholes.
21993 * config/sh/sh.opt (mbitops): New option.
21995 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21998 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21999 and view convert expression.
22001 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22004 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22006 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22008 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22010 * config/i386/cpuid.h (bit_AES): New.
22011 (bit_PCLMUL): Likewise.
22013 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22014 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22015 SSE2 if AES or PCLMUL is enabled.
22016 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22017 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22018 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22019 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22020 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22021 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22022 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22023 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22024 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22025 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22026 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22027 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22028 __builtin_ia32_aeskeygenassist128 and
22029 __builtin_ia32_pclmulqdq128.
22030 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22031 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22032 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22034 * config/i386/i386.h (TARGET_AES): New.
22035 (TARGET_PCLMUL): Likewise.
22036 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22038 * config/i386/i386.md (UNSPEC_AESENC): New.
22039 (UNSPEC_AESENCLAST): Likewise.
22040 (UNSPEC_AESDEC): Likewise.
22041 (UNSPEC_AESDECLAST): Likewise.
22042 (UNSPEC_AESIMC): Likewise.
22043 (UNSPEC_AESKEYGENASSIST): Likewise.
22044 (UNSPEC_PCLMUL): Likewise.
22046 * config/i386/i386.opt (maes): New.
22047 (mpclmul): Likewise.
22049 * config/i386/sse.md (aesenc): New pattern.
22050 (aesenclast): Likewise.
22051 (aesdec): Likewise.
22052 (aesdeclast): Likewise.
22053 (aesimc): Likewise.
22054 (aeskeygenassist): Likewise.
22055 (pclmulqdq): Likewise.
22057 * config/i386/wmmintrin.h: New.
22059 * doc/extend.texi: Document AES and PCLMUL built-in function.
22061 * doc/invoke.texi: Document -maes and -mpclmul.
22063 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22065 * function.c (free_after_parsing): Replace with
22066 cxx_push_function_context from C++ front-end.
22067 (allocate_struct_function): Don't call langhook.
22068 * langhooks.h (struct lang_hooks_for_functions): Delete.
22069 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22071 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22072 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22073 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22074 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22075 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22076 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22077 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22079 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22080 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22082 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22085 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22088 2008-04-04 Richard Guenther <rguenther@suse.de>
22090 PR middle-end/35823
22091 * fold-const.c (optimize_minmax_comparison): Use the correct
22092 type for the constant in the simplified comparison.
22094 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22096 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22097 Pass L2 size as "--param l2-cache-size" to the compiler.
22098 (decode_l2_cache): New function to decode L2 cache parameters using
22099 0x8000006 extended cpuid function.
22100 (detect_caches_amd): Determine parameters of L2 cache using
22101 decode_l2_caches function.
22102 (decode_caches_intel): Decode L2 cache parameters.
22103 (detect_caches_intel): Determine L2 cache parameters using
22104 decode_caches_intel and decode_l2_caches functions.
22106 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22108 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22109 secondary input reload for subword loads from the constant pool.
22111 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22114 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22115 constants of the appropriate size for runtime calculations.
22118 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22119 decimal-float literal constant zero.
22121 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22124 * c-parser.c (c_parser_omp_atomic): Call
22125 default_function_array_conversion on the RHS.
22127 PR middle-end/35818
22128 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22129 call is_variable_sized if decl has incomplete type.
22131 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22133 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22135 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22137 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22139 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22140 (sgt<u>): Merge sgt and sgtu into new expander.
22141 (sgt, sgtu): Remove expanders.
22142 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22143 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22144 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22145 *sgtu_<mode>_mips16 into new pattern.
22146 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22147 (sge<u>): Merge sge and sgeu into new expander.
22148 (sge, sgeu): Remove expanders.
22149 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22151 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22152 (slt<u>): Merge slt and sltu into new expander.
22153 (slt, sltu): Remove expanders.
22154 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22155 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22156 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22157 *sltu_<mode>_mips16 into new pattern.
22158 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22159 (sle<u>): Merge sle and sleu into new expander.
22160 (sle, sleu): Remove expanders.
22161 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22162 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22163 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22164 *sleu_<mode>_mips16 into new pattern.
22165 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22167 2008-04-03 Jan Hubicka <jh@suse.cz>
22169 PR tree-optimization/35795
22170 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22171 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22172 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22173 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22174 * score/score3.c (score3_output_mi_thunk): Likewise.
22175 * score/score7.c (score7_output_mi_thunk): Likewise.
22176 * mips/mips.c (mips_output_mi_thunk): Likewise.
22178 2008-04-03 Richard Guenther <rguenther@suse.de>
22180 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22181 conversions. Simplify code.
22183 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22185 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22187 2008-04-03 Tom Tromey <tromey@redhat.com>
22188 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22190 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22191 * config/bfin/t-bfin-linux (generated_files): Add
22192 linux-sysroot-suffix.h.
22193 * doc/install.texi (Prerequisites): Require make 3.80.
22194 * doc/sourcebuild.texi (Front End Directory): Document new
22196 * Makefile.in (generated_files): New variable.
22197 (ALL_HOST_OBJS): New variable.
22198 ($(ALL_HOST_OBJS)): New target.
22200 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22202 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22203 (remap_block): Call id->transform_lang_insert_block instead
22205 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22206 Set id.transform_lang_insert_block to NULL.
22207 (clone_body): Move to cp/optimize.c
22208 * tree-inline.h (struct copy_body_data): Change
22209 transform_lang_insert_block to function pointer.
22210 (copy_generic_body, copy_decl_no_change): Export.
22211 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22212 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22213 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22215 * c-tree.h (insert_block): Kill.
22216 * c-decl.c (insert_block): Kill.
22218 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22220 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22221 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22222 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22224 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22225 argument, call {push,pop}_function_context from here.
22226 * c-parser.c: Use c_{push,pop}_function_context.
22228 * function.c (push_function_context_to): Move meat ...
22229 (push_function_context): ... here. Simplify.
22230 * function.c (pop_function_context_from): Move meat ...
22231 (pop_function_context): ... here. Simplify.
22232 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22234 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22235 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22236 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22237 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22239 2008-04-03 Ben Elliston <bje@au.ibm.com>
22241 * expmed.c (extract_force_align_mem_bit_field): Remove.
22243 2008-04-03 Richard Guenther <rguenther@suse.de>
22245 PR middle-end/35800
22246 * expr.h (try_casesi): Adjust prototype.
22247 * expr.c (try_casesi): Take fallback label as extra parameter.
22248 Use that for gen_casesi if default_label is NULL.
22249 * stmt.c (expand_case): Pass fallback label to try_casesi,
22250 make sure to fill gaps with a fallback label if default_label
22253 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22256 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22258 2008-04-03 Ben Elliston <bje@au.ibm.com>
22260 * expmed.c (extract_split_bit_field): Remove if (0) code.
22261 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22262 (do_ds_constraint): Likewise.
22264 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22266 * doc/cppopts.texi (-dU): Document.
22267 * c-common.h (flag_dump_macros): Update comment.
22268 * c-opts.c (handle_OPT_d): Handle -dU.
22269 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22270 dump_queued_macros, cb_used_define, cb_used_undef): New.
22271 (init_pp_output): Handle -dU.
22272 (cb_line_change): Call dump_queued_macros.
22273 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22275 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22277 * config/avr/predicates.md (io_address_operand): New predicate.
22278 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22279 * config/avr/avr.c (avr_io_address_p): Remove function.
22280 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22281 'avr_io_address_p' function.
22282 (out_movhi_r_mr): (Ditto.).
22283 (out_movqi_mr_r): (Ditto.).
22284 (out_movhi_mr_r): (Ditto.).
22285 (avr_address_cost): (Ditto.).
22287 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22289 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22290 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22291 in 32bit mode when XMM registers are available to avoid store
22293 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22294 corresponding post-reload splitters.
22296 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22298 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22299 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22300 __builtin_ia32_roundss.
22301 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22302 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22303 __builtin_ia32_roundss.
22304 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22305 IX86_BUILTIN_SHUFPD here.
22307 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22309 * config/i386/i386.md (plogic): New.
22310 (plogicprefix): Likewise.
22312 * config/i386/mmx.md (mmx_<code><mode>3): New.
22313 (mmx_and<mode>3): Removed.
22314 (mmx_ior<mode>3): Likewise.
22315 (mmx_xor<mode>3): Likewise.
22317 * config/i386/sse.md (<code><mode>3): New.
22318 (*<code><mode>3): Likewise.
22319 (*<code><mode>3): Likewise.
22320 (<code><mode>3): Likewise.
22321 (*sse_<code><mode>3): Likewise.
22322 (*sse2_<code><mode>3): Likewise.
22323 (<code>tf3): Likewise.
22324 (*<code>tf3): Likewise.
22325 (and<mode>3): Likewise.
22326 (*and<mode>3): Likewise.
22327 (ior<mode>3): Removed.
22328 (*ior<mode>3): Likewise.
22329 (xor<mode>3): Likewise.
22330 (*xor<mode>3): Likewise.
22331 (*and<mode>3): Likewise.
22332 (*ior<mode>3): Likewise.
22333 (*xor<mode>3): Likewise.
22334 (and<mode>3): Likewise.
22335 (*sse_and<mode>3): Likewise.
22336 (*sse2_and<mode>3): Likewise.
22337 (andtf3): Likewise.
22338 (*andtf3): Likewise.
22339 (ior<mode>3): Likewise.
22340 (*sse_ior<mode>3): Likewise.
22341 (*sse2_ior<mode>3): Likewise.
22342 (iortf3): Likewise.
22343 (*iortf3): Likewise.
22344 (xor<mode>3): Likewise.
22345 (*sse_xor<mode>3): Likewise.
22346 (*sse2_xor<mode>3): Likewise.
22347 (xortf3): Likewise.
22348 (*xortf3): Likewise.
22350 2008-04-02 Richard Guenther <rguenther@suse.de>
22352 PR tree-optimization/14495
22353 PR tree-optimization/34793
22354 * tree-vrp.c (struct switch_update): New structure.
22355 (to_remove_edges, to_update_switch_stmts): New VECs.
22356 (simplify_switch_using_ranges): New function. Remove not taken
22357 case labels and edges.
22358 (simplify_stmt_using_ranges): Call it.
22359 (identify_jump_threads): Mark edges we have queued for removal
22360 so we don't thread them.
22361 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22363 * tree-cfg.c (group_case_labels): Deal with missing default label.
22364 (tree_verify_flow_info): Allow missing default label.
22365 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22366 (emit_case_nodes): Likewise.
22367 (expand_case): Do not rely on the default label to be present.
22368 * expr.c (try_casesi): Deal with NULL default_label.
22369 (do_tablejump): Likewise.
22371 2008-04-02 Richard Guenther <rguenther@suse.de>
22373 PR tree-optimization/14495
22374 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22375 SWITCH_EXPR here ...
22376 (vrp_visit_switch_stmt): ... but here (new function).
22377 (find_case_label_index): New helper function.
22378 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22380 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22382 * fwprop.c: Fix ISO-C99ism.
22384 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22387 * Makefile.in (objdir): Set it here.
22388 * configure.ac: Not here. Find dynamic linker characteristics.
22389 * exec-tool.in: Use them.
22390 * aclocal.m4: Regenerate.
22391 * configure: Regenerate.
22393 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22395 * expr.c (expand_var): Delete it.
22396 * expr.h (expand_var): Delete prototype.
22397 * function.c (expand_function_start): Use expand_decl instead.
22398 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22401 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22403 PR rtl-optimization/35542
22404 * fwprop.c (forward_propagate_and_simplify): Replace
22405 loc_reg_mentioned_in_p with reg_mentioned_p.
22407 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22409 PR rtl-optimization/35281
22410 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22411 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22412 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22413 (varying_mem_p): Move above propagate_rtx.
22414 (all_uses_available_at): Do not check MEMs.
22416 2008-04-02 Rafael Espíndola <espindola@google.com>
22418 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22419 (register_edge_assert_for_2): Split the cond argument.
22420 (register_edge_assert_for_1): Adjust for the change in
22421 register_edge_assert_for_2.
22422 (register_edge_assert_for): Split the cond argument.
22423 (find_switch_asserts): Adjust for the change in
22424 register_edge_assert_for.
22426 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22428 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22429 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22430 offsets for 64-bit mingw.
22431 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22432 abi for x86_64-pc-mingw.
22434 2008-04-02 Richard Guenther <rguenther@suse.de>
22436 * tree-vrp.c (extract_range_from_assert): Make sure to not
22437 produce range min/max with TREE_OVERFOW set.
22438 If merging a anti-range and a range keep the anti-range if
22439 the range covers all values of the type.
22440 (register_edge_assert_for_2): Only allow sign-changing
22441 conversions in detecting canonical range checks. Also
22442 register an assert for the unsigned name if useful.
22444 PR tree-optimization/35787
22445 * tree-vrp.c (vrp_val_max): New function.
22446 (vrp_val_min): Likewise.
22447 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22448 (vrp_val_is_min): Likewise.
22449 (supports_overflow_infinity): Use vrp_val_{min,max}.
22450 (negative_overflow_infinity): Likewise.
22451 (positive_overflow_infinity): Likewise.
22452 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22453 (is_positive_overflow_infinity): Likewise.
22454 (is_overflow_infinity): Likewise.
22455 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22456 vrp_val_is_{min,max}.
22457 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22458 to ranges if possible. Avoid empty ranges.
22460 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22462 PR middle-end/35705
22463 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22464 the expression is a function address.
22466 2008-04-01 George Helffrich <george@gcc.gnu.org>
22468 PR fortran/35154, fortran/23057
22469 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22470 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22471 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22472 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22474 (dbxout_syms): Check for COMMON-based symbol and wrap in
22475 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22476 in bracket for efficiency.
22478 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22479 using DW_TAG_common_block + member offset.
22480 (add_pubname_string): New function.
22481 (dw_expand_expr): New function to find block name and offset for
22483 (common_check): New function to check whether symbol in Fortran COMMON.
22484 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22486 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22489 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22491 2008-04-02 Ben Elliston <bje@au.ibm.com>
22493 * config/v850/v850.md (casesi): Remove if (0) code.
22494 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22495 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22497 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22499 * config/i386/i386.md (rex64suffix): New mode attribute.
22500 (floathi<mode>2): Disable expander for SSE math.
22501 (*floathi<mode>2_1): New insn insn_and_split pattern.
22502 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22503 corresponding post-reload splitters.
22504 (*floathi<mode>2_i387): New macroized insn pattern.
22505 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22506 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22507 insn_and_split pattern.
22508 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22509 New macroized instruction patterns and corresponding post-reload
22511 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22512 and corresponding post-reload splitters.
22513 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22514 New macroized instruction patterns.
22515 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22516 macroized instruction patterns and corresponding post-reload splitters.
22517 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22518 corresponding post-reload splitters.
22519 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22520 New macroized instruction patterns.
22521 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22522 corresponding post-reload splitters.
22523 (*floatsi<mode>2_i387): New macroized instruction patterns.
22525 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22527 * config/i386/i386.md (smaxmin): New.
22528 (umaxmin): Likewise.
22529 (maxminiprefix): Likewise.
22530 (maxminfprefix): Likewise.
22531 (<code><mode>3): Likewise.
22532 (smin<mode>3): Removed.
22533 (smax<mode>3): Likewise.
22535 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22536 (mmx_<code>v4hi3): Likewise.
22537 (mmx_<code>v8qi3): Likewise.
22538 (mmx_smaxv2sf3): Removed.
22539 (mmx_sminv2sf3): Likewise.
22540 (mmx_umaxv8qi3): Likewise.
22541 (mmx_smaxv4hi3): Likewise.
22542 (mmx_uminv8qi3): Likewise.
22543 (mmx_sminv4hi3): Likewise.
22545 * config/i386/sse.md (<addsub><mode>3): New.
22546 (*<addsub><mode>3): Likewise.
22547 (<sse>_vm<addsub><mode>3): Likewise.
22548 (<maxmin><mode>3): Likewise.
22549 (*<maxmin><mode>3_finite): Likewise.
22550 (*<maxmin><mode>3): Likewise.
22551 (<sse>_vm<maxmin><mode>3): Likewise.
22552 (sse3_h<addsub>v4sf3): Likewise.
22553 (sse3_h<addsub>v2df3): Likewise.
22554 (<maxmin>v16qi3): Likewise.
22555 (*<maxmin>v16qi3): Likewise.
22556 (<maxmin>v8hi3): Likewise.
22557 (*<maxmin>v8hi3): Likewise.
22558 (*sse4_1_<maxmin><mode>3): Likewise.
22559 (*sse4_1_<maxmin><mode>3): Likewise.
22560 (add<mode>3): Removed.
22561 (*add<mode>3): Likewise.
22562 (<sse>_vmadd<mode>3): Likewise.
22563 (sub<mode>3): Likewise.
22564 (*sub<mode>3): Likewise.
22565 (<sse>_vmsub<mode>3): Likewise.
22566 (smin<mode>3): Likewise.
22567 (*smin<mode>3_finite): Likewise.
22568 (*smin<mode>3): Likewise.
22569 (<sse>_vmsmin<mode>3): Likewise.
22570 (smax<mode>3): Likewise.
22571 (*smax<mode>3_finite): Likewise.
22572 (*smax<mode>3): Likewise.
22573 (<sse>_vmsmax<mode>3): Likewise.
22574 (sse3_haddv4sf3): Likewise.
22575 (sse3_haddv2df3): Likewise.
22576 (sse3_hsubv4sf3): Likewise.
22577 (sse3_hsubv2df3): Likewise.
22578 (umaxv16qi3): Likewise.
22579 (*umaxv16qi3): Likewise.
22580 (smaxv8hi3): Likewise.
22581 (*smaxv8hi3): Likewise.
22582 (*sse4_1_smax<mode>3): Likewise.
22583 (*sse4_1_umax<mode>3): Likewise.
22584 (uminv16qi3): Likewise.
22585 (*uminv16qi3): Likewise.
22586 (sminv8hi3): Likewise.
22587 (*sminv8hi3): Likewise.
22588 (*sse4_1_smin<mode>3): Likewise.
22589 (*sse4_1_umin<mode>3): Likewise.
22591 2008-04-01 Rafael Espíndola <espindola@google.com>
22593 * tree-cfg.c (verify_expr): remove in_phi.
22594 (verify_stmt): Don't call walk_tree with verify_expr. Use
22595 is_gimple_min_invariant instead of is_gimple_val.
22597 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22599 * doc/include/gpl_v3.texi: Update for manpage generation.
22600 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22602 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22603 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22604 gpl_v3.texi instead of gpl.texi.
22607 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22610 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22612 2008-04-01 Rafael Espíndola <espindola@google.com>
22614 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22615 (extract_code_and_val_from_cond): Use
22616 extract_code_and_val_from_cond_with_ops.
22618 2008-04-01 Jan Hubicka <jh@suse.cz>
22620 * function.c (free_after_compilation): Free epilogue_delay_list.
22621 (prepare_function_start): Assert that previous compilation was freed.
22623 2008-04-01 Jan Hubicka <jh@suse.cz>
22624 Jim Wilson <wilson@tuliptree.org>
22625 Andreas Tobler <andreast@gcc.gnu.org>
22627 PR middle-end/35781
22628 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22629 rtl.emit instead cfun->emit.
22630 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22631 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22633 2008-04-01 Ben Elliston <bje@au.ibm.com>
22635 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22637 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22639 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22641 (fprofile-use): Add var flag_profile_use
22642 * coverage.c (coverage_begin_output): Do not open a gcno file for
22643 output only if -ftest-coverage is set.
22644 Do not add getpwd() to gcda file path.
22645 (build_gcov_info): Check the new flag
22646 flag_profile_datafile_relative_path.
22647 (coverage_init): Use profile_data_prefix.
22648 Read profile counter only if flag_profile_use is set.
22649 * opts.c (common_handle_option): New option fprofile-use=,
22650 fprofile-dir=, fprofile-generate=.
22651 * toplev.c (profile_data_prefix): New variable definition.
22652 * toplev.h (profile_data_prefix): New declaration.
22653 * doc/invoke.tex (Option Summary, Optimization Options):
22656 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22658 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22659 use tmp consistently.
22662 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22663 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22664 UNSPEC_FR_RECIP_APPROX_RES.
22665 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22667 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22670 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22672 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22674 PR middle-end/30186
22675 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22676 element of the vector via a pointer.
22678 2008-03-31 Ian Lance Taylor <iant@google.com>
22680 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22682 2008-03-31 Jan Hubicka <jh@suse.cz>
22684 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22685 get_arg_pointer_save_area.
22686 * expr.c (init_expr): Just clear out rtl.expr.
22687 * function.c (free_after_compilation): Clear out whole RTL structure.
22688 (get_func_frame_size): Merge into ...
22689 (get_frame_size): ... this one.
22690 (assign_stack_local_1): Merge into ...
22691 (assign_stack_local): ... this one.
22692 (expand_function_end): Update call of get_arg_pointer_save_area.
22693 (get_art_pointer_save_area): Remove cfun argument.
22694 * function.h (emit_status): regno_pointer_align does not need length
22695 attribute. Move x_regno_reg_rtx to ...
22696 (regno_reg_rtx): ... new global array.
22697 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22698 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22699 apply_args_value, forced_labels, stack_pointer_delta):
22701 (struct varasm_status): Move here from varasm.c
22702 (struct rtl_data): New. Move here some fields from struct function.
22703 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22704 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22705 used_temp_slots avail_temp_slots, temp_slot_level,
22706 nonlocal_goto_handler_labels): Update accesstors.
22707 (rtl): New global variable.
22708 (struct function): Move some fileds to rtl_data.
22709 (get_arg_pointer_save_area): Update prototype.
22710 * emit-rtl.c (rtl): Declare.
22711 (regno_reg_rtx): Declare.
22712 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22714 (gen_reg_rtx): Update.
22715 (init_virtual_regs): Do not tate emit_status argument.
22716 (init_emit): Do not allocate emit.
22717 * varasm.c (varasm_statuc): Move to function.h.
22718 (n_deferred_constatns): Update accestor.
22719 (init_varasm_status): Do not allocate varasm_status.
22720 (force_const_mem, get_pool_size, output_constant_pool): Update.
22721 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22722 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22724 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22726 PR rtl-optimization/35729
22727 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22730 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22733 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22734 load/store if memory is unaligned.
22735 (*movti_rex64): Likewise.
22737 * config/i386/predicates.md (misaligned_operand): New.
22739 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22742 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22745 2008-03-31 Jan Beulich <jbeulich@novell.com>
22747 * config/ia64/constraints.md: Add 'j' constraint.
22748 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22749 (movdi_internal): Likewise.
22751 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22754 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22756 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22759 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22760 proper error message for the third argument on blendpd and
22763 * config/i386/sse.md (blendbits): New.
22764 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22766 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22768 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22770 2008-03-30 Richard Guenther <rguenther@suse.de>
22772 PR middle-end/31023
22773 * fold-const.c (fold_sign_changed_comparison): Do leave
22774 conversions to base-types alone.
22776 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22778 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22779 the link register if one altivec register is be saved.
22781 2008-03-30 Ben Elliston <bje@au.ibm.com>
22783 * final.c (final_scan_insn): Remove if (0) code.
22785 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22787 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22789 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22791 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22792 of V4SFmode to ix86_binary_operator_ok.
22794 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22796 * config/i386/i386.c (override_options): Initialize
22797 ix86_veclib_handler to ix86_veclibabi_svml when
22798 -mveclibabi=svml is used.
22799 (ix86_veclibabi_svml): New function for SVML ABI style
22800 vectorization support.
22801 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22803 2008-03-28 Rafael Espíndola <espindola@google.com>
22805 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22806 (tree_binary_nonnegative_warnv_p): Make it public.
22807 (tree_single_nonnegative_warnv_p): Make it public.
22808 (tree_invalid_nonnegative_warnv_p): Make it public.
22809 (tree_unary_nonzero_warnv_p): Make it public.
22810 (tree_binary_nonzero_warnv_p): Make it public
22811 (tree_single_nonzero_warnv_p): Make it public.
22812 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22813 (extract_range_from_binary_expr): Split the expr argument.
22814 (extract_range_from_unary_expr): Split the expr argument.
22815 (extract_range_from_comparison): Split the expr argument.
22816 (extract_range_from_expr): Use the new aux functions.
22817 (vrp_evaluate_conditional_warnv): Use
22818 vrp_evaluate_conditional_warnv_with_ops.
22819 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22820 (tree_binary_nonzero_warnv_p): Declare.
22821 (tree_single_nonzero_warnv_p): Declare.
22822 (tree_expr_nonzero_warnv_p): Declare.
22823 (tree_unary_nonnegative_warnv_p): Declare.
22824 (tree_binary_nonnegative_warnv_p): Declare.
22825 (tree_single_nonnegative_warnv_p): Declare.
22826 (tree_invalid_nonnegative_warnv_p): Declare.
22828 2008-03-28 Richard Guenther <rguenther@suse.de>
22830 PR tree-optimization/30317
22831 PR tree-optimization/30911
22832 PR tree-optimization/34793
22833 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22834 (struct assert_locus_d): New member EXPR.
22835 (register_new_assert_for): Add EXPR parameter to support
22836 ASSERT_EXPR <name, expr OP limit>.
22837 (register_edge_assert_for_1): Adjust callers.
22838 (find_assert_locations): Likewise.
22839 (process_assert_insertions_for): Build condition from expression.
22840 (extract_range_from_assert): Handle ASSERT_EXPRs
22841 of the form ASSERT_EXPR <name, expr OP limit>.
22842 (register_edge_assert_for_2): New helper registering
22843 asserts for comparisons. Recognize range tests of the form
22844 (unsigned)i - CST1 OP CST2.
22845 (register_edge_assert_for_1): Use it.
22846 (register_edge_assert_for): Likewise.
22847 (needs_overflow_infinity): Integer sub-types
22848 do not need overflow infinities.
22849 (vrp_val_is_max): The extreme values of integer sub-types
22850 are those of the base type.
22851 (vrp_val_is_min): Likewise.
22852 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22855 2008-03-28 Nick Clifton <nickc@redhat.com>
22858 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22859 Return GENERAL_REGS for stack adjustment reloads.
22861 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22864 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22865 const_vector when all the vectors are constant.
22867 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22869 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22871 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22872 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22874 (s<code>_sf): Use new scc_sf attribute for opcode names.
22876 2008-03-27 Tom Tromey <tromey@redhat.com>
22878 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22879 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22880 config/spu/t-spu-elf, config/i386/t-interix,
22881 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22882 config/i386/x-darwin, config/i386/x-mingw32,
22883 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22884 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22885 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22886 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22887 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22888 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22889 config/score/t-score-elf, config/arm/t-strongarm-pe,
22890 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22891 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22892 Revert automatic dependency patch.
22894 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22897 * config/i386/i386.c (ix86_function_arg_boundary): Align
22898 decimal floating point to its natural boundary.
22900 2008-03-27 Richard Guenther <rguenther@suse.de>
22902 PR middle-end/35716
22903 * fold-const.c (fold_comparison): Restrict distinct decl
22904 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22905 solely rely on operand_equal_p.
22907 2008-03-27 Richard Guenther <rguenther@suse.de>
22910 * c-common.c (handle_weak_attribute): Reject combination of
22913 2008-03-27 Richard Guenther <rguenther@suse.de>
22915 PR tree-optimization/32810
22916 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22917 conversions from DECL_INITIAL.
22918 (fold_const_aggregate_ref): Likewise from constructor elements.
22920 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22922 * tree-affine.h (aff_combination_expand): Declare.
22923 (get_inner_reference_aff): Likewise.
22924 * tree-affine.c (aff_combination_expand): Split out from
22925 tree_to_aff_combination_expand.
22926 (get_inner_reference_aff): New function.
22927 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22928 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22929 (struct lim_aux_data): sm_done field removed.
22930 (mem_ref_loc_p, mem_ref_locs_p): New types.
22931 (struct mem_ref): Added id, stored, accesses_in_loop,
22932 indep_loop, dep_loop, indep_ref, dep_ref fields.
22933 Removed is_stored, locs and next fields.
22934 (memory_accesses): New variable.
22935 (movement_possibility): Do not allow moving statements
22936 that store to memory.
22937 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22939 (determine_max_movement): For statements with memory references,
22940 find the outermost loop in that the reference is independent.
22941 (move_computations_stmt): Mark the virtual operands for renaming.
22942 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22943 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22944 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22945 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22946 create_vop_ref_mapping, analyze_memory_references,
22947 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22948 get_all_locs_in_loop, ref_always_accessed_p,
22949 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22950 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22951 store_motion_loop, store_motion): New functions.
22952 (struct vop_to_refs_elt): New type.
22953 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22954 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22955 (schedule_sm): Replaced by...
22956 (execute_sm): ... this.
22957 (determine_lsm_ref, hoist_memory_references,
22958 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22959 find_more_ref_vops, free_mem_ref, free_mem_refs,
22960 determine_lsm_loop, determine_lsm): Removed.
22961 (tree_ssa_lim_finalize): Free data structures used by store motion.
22962 (tree_ssa_lim): Call analyze_memory_references. Use
22963 store_motion instead of determine_lsm.
22965 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22967 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22968 rename tmake_file to m68hc11/t-m68hc11.
22969 (mcore): Set inhibit_libc to true.
22970 * config.host (alpha*-dec-*vms*): Set extra_programs.
22971 (interix3*): Don't use host_xmake_file.
22972 * configure.ac: Let config.gcc override inhibit_libc.
22973 * configure: Regenerate.
22975 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22976 * config/t-openbsd-thread: Remove commented out lines.
22978 * config/x-interix: Remove.
22980 * config/m68hc11/t-m68hc11-gas: Rename to...
22981 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22983 * config/mcore/t-mcore: Remove T_CFLAGS.
22984 * config/mcore/t-mcore-pe: Likewise.
22986 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22988 * configure.ac: Replace custom __GNU_SOURCE test with
22989 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22990 * aclocal.m4: Regenerate.
22991 * configure: Regenerate.
22992 * config.in: Regenerate.
22994 2008-03-27 Richard Guenther <rguenther@suse.de>
22996 * fold-const.c (target.h): Include.
22997 (fold_comparison): Fold comparison of addresses of decls
22998 that bind locally or of constants. Consolidate address folding code.
22999 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23000 results from fold_binary_to_constant.
23001 (compare_values_warnv): Likewise.
23003 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23005 PR middle-end/35429
23006 * fold-const.c (fold_truthop): Check for integeral types when folding
23007 a == 0 && b == 0 and a != 0 || b != 0 .
23009 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23011 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23013 2008-03-26 Andreas Schwab <schwab@suse.de>
23015 * doc/invoke.texi: Fix use of @item vs. @itemx.
23017 2008-03-26 Tom Tromey <tromey@redhat.com>
23019 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23020 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23021 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23022 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23023 build/genconstants.o, build/genemit.o, build/genextract.o,
23024 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23025 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23028 2008-03-26 Richard Guenther <rguenther@suse.de>
23031 2008-03-26 Richard Guenther <rguenther@suse.de>
23033 * fold-const.c (target.h): Include.
23034 (fold_comparison): Fold comparison of addresses of two decls
23035 that bind locally. Consolidate address folding code.
23037 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23039 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23040 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23041 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23042 dconstsqrt2, dconstthird, dconste and/or dconst10.
23043 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23044 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23045 dconstsqrt2, dconste): Delete.
23046 (init_emit_once): Likewise. Simplify initializing dconstm1.
23048 * real.c (get_real_const): New.
23049 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23050 dconstsqrt2, dconste): Delete.
23051 (real_value_const, get_real_const): New.
23053 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23055 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23057 * config/i386/i386.c (ix86_function_arg_boundary): Check
23058 BIGGEST_ALIGNMENT instead of 128.
23059 (setup_incoming_varargs_64): Likewise.
23061 2008-03-26 Tom Tromey <tromey@redhat.com>
23063 * Makefile.in (DEPFILES): Add missing '/'.
23065 2008-03-26 Richard Guenther <rguenther@suse.de>
23067 * fold-const.c (target.h): Include.
23068 (fold_comparison): Fold comparison of addresses of two decls
23069 that bind locally. Consolidate address folding code.
23071 2008-03-26 Nick Clifton <nickc@redhat.com>
23074 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23075 not allow INT+INT as a legitimate addressing mode.
23077 2008-03-26 Richard Guenther <rguenther@suse.de>
23079 * tree-flow.h (widen_bitfield): Remove declaration.
23080 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23081 (widen_bitfield): Remove function.
23082 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23085 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23088 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23091 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23093 PR rtl-optimization/35232
23094 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23095 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23096 reg_reloaded_call_part_clobbered here.
23097 (reload_regs_reach_end_p): New function.
23098 (reload_reg_rtx_for_input): New variable.
23099 (reload_reg_rtx_for_output): Likewise.
23100 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23101 when reassigning a pseudo register. Load reloadreg from
23102 reload_reg_rtx_for_input, moving the mode and register
23104 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23105 instead of the original when deciding whether an input reload
23106 would be a no-op or whether an output reload can be deleted.
23107 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23108 when setting up new_spill_reg_store. Load it from
23109 reload_reg_rtx_for_output, moving the mode and register
23111 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23112 instead of the original when deciding whether an output reload
23113 would be a no-op. Do the same when modifying insn notes.
23114 Use rtx_equal_p instead of == to compare the registers.
23115 (inherit_piecemeal_p): Take a mode and two register numbers
23117 (emit_reload_insns): Clear new_spill_reg_store for every hard
23118 register in the reload register. Remove spill registers
23119 from reg_reloaded_valid before considering whether to record
23120 inheritance information for them. Use reload_reg_rtx_for_output
23121 instead of reg_rtx when recording output reloads. Use
23122 reload_reg_rtx_for_input instead of reg_rtx when recording
23123 input reloads. Set or clear reg_reloaded_call_part_clobbered
23124 at the same time as setting reg_reloaded_valid.
23125 (delete_output_reload): Add a new_reload_reg parameter and use it
23126 instead of rld[j].reg_rtx.
23127 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23130 2008-03-25 Tom Tromey <tromey@redhat.com>
23132 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23133 (build/genattr.o): Likewise.
23134 (build/genattrtab.o): Likewise.
23135 (build/gencodes.o): Likewise.
23136 (build/genconfig.o): Likewise.
23137 (build/genconstants.o): Likewise.
23138 (build/genemit.o): Likewise.
23139 (build/genextract.o): Likewise.
23140 (build/genflags.o): Likewise.
23142 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23144 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23145 instead of size_int for integer types.
23146 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23147 to match type of MINUS_EXPR.
23149 2008-03-25 Tom Tromey <tromey@redhat.com>
23151 * configure: Rebuilt.
23152 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23155 2008-03-25 Tom Tromey <tromey@redhat.com>
23157 * config/x-solaris (host-solaris.o): Update.
23158 * config/x-linux (host-linux.o): Update.
23159 * config/x-hpux (host-hpux.o): Update.
23160 * config/x-darwin (host-darwin.o): Update.
23161 * config/v850/t-v850e (v850-c.o): Update.
23162 * config/v850/t-v850 (v850-c.o): Update.
23163 * config/t-vxworks (vxworks.o): Update.
23164 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23165 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23166 * config/spu/t-spu-elf (spu-c.o): Update.
23168 * config/sh/t-symbian (sh-c.o): Update.
23169 (symbian.o): Update.
23170 * config/sh/t-sh (sh-c.o): Update.
23171 * config/score/t-score-elf (score7.o, score3.o): Update.
23172 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23173 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23174 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23175 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23176 (rs6000.o): Remove.
23177 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23178 * config/m32c/t-m32c (m32c-pragma.o): Update.
23179 * config/ia64/t-ia64 (ia64-c.o): Update.
23180 * config/i386/x-mingw32 (host-mingw32.o): Update.
23181 * config/i386/x-i386 (driver-i386.o): Update.
23182 * config/i386/x-darwin (host-i386-darwin.o): Update.
23183 * config/i386/x-cygwin (host-cygwin.o): Update.
23184 * config/i386/t-nwld (nwld.o): Update.
23185 * config/i386/t-netware (netware.o): Update.
23186 * config/i386/t-interix (winnt.o): Update.
23187 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23188 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23189 msformat-c.o): Update.
23190 * config/bfin/t-bfin-linux (generated_files): Add
23191 linux-sysroot-suffix.h.
23192 * config/arm/t-wince-pe (pe.o): Update.
23193 * config/arm/t-strongarm-pe (pe.o): Update.
23194 * config/arm/t-pe (pe.o): Update.
23195 * config/arm/t-arm (arm-c.o): Update.
23196 * doc/install.texi (Prerequisites): Require make 3.80.
23197 * Makefile.in: Remove .o targets.
23198 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23199 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23200 (simple_generated_h, simple_generated_c): Move earlier.
23201 (generated_files): New variable.
23202 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23203 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23204 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23205 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23206 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23207 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23208 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23209 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23210 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23211 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23212 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23213 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23215 (COMPILE.base, COMPILE): New variables.
23216 (%.o): New pattern rule.
23217 (ALL_HOST_OBJS): New variable.
23218 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23219 (dummy-checksum.o, cc1-checksum.o): Remove.
23220 (DRIVER_SHLIB): New variable.
23221 (DRIVER_DEFINES): Use it.
23222 (gencondmd.c): Move out of build/.
23223 (s-conditions): Update.
23224 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23225 (ALL_BUILD_OBJS): Likewise.
23226 (build/%.o): Use BUILDCOMPILE.
23227 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23228 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23229 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23230 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23231 build/genconfig.o, build/genconstants.o, build/genemit.o,
23232 build/genextract.o, build/genflags.o, build/genmddeps.o,
23233 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23234 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23235 build/gen-protos.o, build/scan.o, build/fix-header.o,
23236 build/scan-decls.o): Simplify.
23237 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23238 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23239 prefix.o, toplev.o): Reduce to variable setting.
23240 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23241 ($(out_object_file), gcc-options.o): New targets.
23242 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23243 * configure: Rebuilt.
23244 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23245 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23247 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23249 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23250 complain when we hit an error, return ERROR_MARK_NODE.
23252 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23254 * config/sh/constraints.md (Pso, Psz): New constraints.
23255 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23256 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23258 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23260 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23261 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23263 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23265 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23266 (prefetch_sh2a): New.
23268 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23269 Naveen.H.S <naveen.hs@kpitcummins.com>
23271 * config/sh/constraints.md (I28): New constraint.
23272 * config/sh/sh.c (broken_move): Add support for movi20s.
23273 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23275 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23276 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23277 Naveen.H.S <naveen.hs@kpitcummins.com>
23279 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23280 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23281 (print_operand): Handle resbank in %@ operand code.
23282 (sh_encode_section_info): New.
23283 (push_regs): Add conditions for resbank.
23284 (sh_expand_epilogue): Likewise.
23285 (sh_insert_attributes): Likewise.
23286 (sh_attribute_table): Likewise.
23287 (sh_handle_resbank_handler_attribute): New.
23288 (sh2a_handle_function_vector_handler_attribute): New.
23289 (sh2a_is_function_vector_call): New.
23290 (sh2a_get_function_vector_number): New.
23291 (sh2a_function_vector_p): New.
23292 (sh_cfun_resbank_handler_p): New.
23293 * config/sh/sh.md (calli): Emit jsr/n if possible.
23294 (calli_tbr_rel): New.
23295 (calli_pcrel): Emit jsr/n if possible.
23296 (return_i): Emit rts/n if possible.
23297 (call_valuei_tbr_rel): New.
23298 (call_valuei_pcrel): Add condition for SH2A target.
23299 (call_value): Likewise.
23300 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23301 (sh2a_get_function_vector_number): Likewise.
23302 (sh2a_is_function_vector_call): Likewise.
23303 * doc/extend.texi: Document TBR relative addressing of SH2A.
23304 (resbank): Add description for SH2A.
23306 2008-03-24 Richard Guenther <rguenther@suse.de>
23309 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23310 pointer assignments change conversions according to middle-end rules.
23311 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23312 * configure.ac: Include type checking in yes.
23313 * configure: Regenerate.
23315 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23317 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23318 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23320 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23322 * gthr-vxworks.h (UNUSED): Define.
23324 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23326 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23328 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23330 * doc/extend.texi (Function Attributes): Add missing comma in the
23331 example of the "alloc_size" attribute.
23333 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23336 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23338 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23341 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23344 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23345 of the underlying type of a MS bitfield layout to the natural
23346 alignment of the type.
23348 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23350 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23351 to their natural alignment to avoid store forwarding stalls.
23353 2008-03-22 Richard Guenther <rguenther@suse.de>
23355 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23356 For PHI nodes verify the address is invariant.
23357 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23358 (get_symbol_constant_value): Use is_gimple_min_invariant.
23359 (maybe_fold_stmt_indirect): Likewise.
23361 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23363 PR rtl-optimization/33927
23364 * Makefile.in (dse.o): Depend on $(TM_P_H).
23365 * expr.h (extract_low_bits): Declare.
23366 * expmed.c (extract_low_bits): New function.
23367 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23368 * dse.c: Include tm_p.h.
23369 (find_shift_sequence): Remove the read_reg argument and return the
23370 read value. Emit the instructions instead of returning them.
23371 Iterate on new_mode rather than calculating it each time.
23372 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23373 source to NEW_MODE and extract_low_bits to convert the shifted
23374 value to READ_MODE.
23375 (replace_read): Allow the load and store to have different mode
23376 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23377 or extraction instructions before trying the replacement. Update
23378 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23380 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23382 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23383 to their natural alignment to avoid store forwarding stalls.
23385 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23388 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23389 encouraging but not allowing gprs for input;
23390 change the input constraint to !f#r.
23391 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23393 change the output constraint to !f#r.
23395 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23398 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23399 corresponding post-reload splitters.
23400 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23401 when x87 FP math is selected.
23402 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23403 New function prototype.
23404 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23405 unreachable function to ease macroization of insn patterns.
23407 2008-03-21 Martin Jambor <mjambor@suse.cz>
23409 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23410 reference dumps if ddr is NULL or dependence is unknown.
23412 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23414 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23415 unsigned extension into account.
23416 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23417 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23418 Do computations on a scratch register.
23420 2008-03-21 Richard Guenther <rguenther@suse.de>
23422 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23423 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23424 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23425 * tree-ssa-dom.c (record_equality): Likewise.
23426 * tree-inline.c (copy_body_r): Likewise.
23427 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23430 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23432 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23433 as 'delete_unused' argument.
23435 2008-03-20 Richard Guenther <rguenther@suse.de>
23437 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23438 special casing of constant qualifiers.
23439 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23440 care about them in general.
23441 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23442 regardless of their type.
23443 (fold_stmt_r): Forcefully fold *& if we end up with that.
23445 2008-03-20 Paul Brook <paul@codesourcery.com>
23447 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23448 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23450 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23452 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23453 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23455 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23457 * common.opt (Wmudflap): New option.
23458 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23459 (mx_register_decls): Likewise.
23460 (mudflap_finish_file): Likewise.
23461 * doc/invoke.texi: Document -Wno-mudflap.
23463 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23465 * c-format.c (replace_format_name_to_system_name): New.
23466 (cmp_attribs): New.
23467 (convert_format_name_to_system_name): New.
23468 (decode_format_attr): Add use of convert_format_name_to_system_name.
23469 (format_types_orig): Add gnu_ prefix to names.
23470 (check_format_info_main): Special treating of \0 escaped names for
23471 supporting multi-character format specifiers as I32, I64.
23472 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23473 (gnu_target_overrides_format_attributes): New.
23474 * c-format.h: Add structure target_ovr_attr to hold
23475 system specific formatter names.
23476 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23477 msformat-c.o file to c_target_objs and cxx_target_objs.
23478 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23479 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23480 (TARGET_N_FORMAT_TYPES): New.
23481 * config/i386/msformat-c.c: New.
23482 * config/i386/t-cygming: Add build rule for msformat-c.o.
23483 * doc/extend.texi: Add new format names gnu_* and ms_* and
23485 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23487 2008-03-20 Ira Rosen <irar@il.ibm.com>
23489 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23490 optimizations turned on under -O3.
23491 (ftree-vectorize): Add that the flag is turned on with -O3.
23493 2008-03-20 Ben Elliston <bje@au.ibm.com>
23495 * regmove.c (try_auto_increment): Fix spelling error in comment.
23496 * final.c (final_scan_insn): Likewise.
23498 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23501 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23502 allocator preferences for "y" and "r" class registers.
23503 ("*mov<mode>_internal"): Ditto.
23504 ("*movv2sf_internal_rex64"): Ditto.
23505 ("*movv2sf_internal"): Ditto.
23507 2008-03-19 Michael Matz <matz@suse.de>
23509 PR middle-end/35616
23510 * calls.c (expand_call): Check overlap of arguments with call
23511 address for sibcalls.
23513 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23516 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23517 of the underlying type of a MS bitfield layout to the natural
23518 alignment of the type.
23520 2008-03-19 Jan Hubicka <jh@suse.cz>
23523 * toplev.c (decode_d_option): Handle all CPP flags.
23524 * tree-vrp.c: Update tree_pass descriptors.
23525 * regrename.c: Update tree_pass descriptors.
23526 * fwprop.c: Update tree_pass descriptors.
23527 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23528 * tree-into-ssa.c: Update tree_pass descriptors.
23529 * tree-dump.c: Update tree_pass descriptors.
23530 * tree-complex.c: Update tree_pass descriptors.
23531 * tree-dump.h: Update tree_pass descriptors.
23532 * see.c: Update tree_pass descriptors.
23533 * cgraphbuild.c: Update tree_pass descriptors.
23534 * tracer.c: Update tree_pass descriptors.
23535 * tree-loop-distribution.c: Update tree_pass descriptors.
23536 * cgraph.c: Update tree_pass descriptors.
23537 * postreload-gcse.c: Update tree_pass descriptors.
23538 * postreload.c: Update tree_pass descriptors.
23539 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23540 * tree-tailcall.c: Update tree_pass descriptors.
23541 * tree-pass.h (tree_opt_pass): Rename to ...
23542 (opt_pass) ... this one; add "type" field and remove letter field.
23543 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23544 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23545 all_lowering_passes): Update declaration.
23546 * ipa-cp.c: Update tree_pass descriptors.
23547 * final.c: Update tree_pass descriptors.
23548 * omp-low.c: Update tree_pass descriptors.
23549 * tree-ssa-dse.c: Update tree_pass descriptors.
23550 * ipa-reference.c: Update tree_pass descriptors.
23551 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23552 * auto-inc-dec.c: Update tree_pass descriptors.
23553 * reorg.c: Update tree_pass descriptors.
23554 * cgraphunit.c: Update tree_pass descriptors.
23555 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23556 * tree-ssa-ccp.c: Update tree_pass descriptors.
23557 * df-core.c: Update tree_pass descriptors.
23558 * mode-switching.c: Update tree_pass descriptors.
23559 * tree-nomudflap.c: Update tree_pass descriptors.
23560 * modulo-sched.c: Update tree_pass descriptors.
23561 * ipa-pure-const.c: Update tree_pass descriptors.
23562 * cse.c: Update tree_pass descriptors.
23563 * web.c: Update tree_pass descriptors.
23564 * tree-stdarg.c: Update tree_pass descriptors.
23565 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23566 * tree-ssa-dom.c: Update tree_pass descriptors.
23567 * tree-nrv.c: Update tree_pass descriptors.
23568 * tree-ssa-alias.c: Update tree_pass descriptors.
23569 * loop-init.c: Update tree_pass descriptors.
23570 * gimple-low.c: Update tree_pass descriptors.
23571 * ipa-inline.c: Update tree_pass descriptors.
23572 * tree-ssa-sink.c: Update tree_pass descriptors.
23573 * global.c: Update tree_pass descriptors.
23574 * ifcvt.c: Update tree_pass descriptors.
23575 * jump.c: Update tree_pass descriptors.
23576 * predict.c: Update tree_pass descriptors.
23577 * tree-ssa-loop.c: Update tree_pass descriptors.
23578 * recog.c: Update tree_pass descriptors.
23579 * dse.c: Update tree_pass descriptors.
23580 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23581 * tree-eh.c: Update tree_pass descriptors.
23582 * regmove.c: Update tree_pass descriptors.
23584 * function.c: Update tree_pass descriptors.
23585 * tree-vectorizer.c: Update tree_pass descriptors.
23586 * gcse.c: Update tree_pass descriptors.
23587 * ipa-type-escape.c: Update tree_pass descriptors.
23588 * tree-if-conv.c: Update tree_pass descriptors.
23589 * init-regs.c: Update tree_pass descriptors.
23590 * ipa.c: Update tree_pass descriptors.
23591 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23592 * rtl-factoring.c: Update tree_pass descriptors.
23593 * lower-subreg.c: Update tree_pass descriptors.
23594 * bt-load.c: Update tree_pass descriptors.
23595 * tree-dfa.c: Update tree_pass descriptors.
23596 * except.c: Update tree_pass descriptors.
23597 * emit-rtl.c: Update tree_pass descriptors.
23598 * cfgexpand.c: Update tree_pass descriptors.
23599 * tree-cfgcleanup.c: Update tree_pass descriptors.
23600 * cfgcleanup.c: Update tree_pass descriptors.
23601 * tree-ssa-pre.c: Update tree_pass descriptors.
23602 * tree-sra.c: Update tree_pass descriptors.
23603 * tree-mudflap.c: Update tree_pass descriptors.
23604 * tree-ssa-copy.c: Update tree_pass descriptors.
23605 * cfglayout.c: Update tree_pass descriptors.
23606 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23607 * tree-ssa-dce.c: Update tree_pass descriptors.
23608 * tree-ssa.c: Update tree_pass descriptors.
23609 * regclass.c: Update tree_pass descriptors.
23610 * integrate.c: Update tree_pass descriptors.
23611 * tree-optimize.c: Update tree_pass descriptors.
23612 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23613 * tree-object-size.c: Update tree_pass descriptors.
23614 * combine.c: Update tree_pass descriptors.
23615 * tree-outof-ssa.c: Update tree_pass descriptors.
23616 * bb-reorder.c: Update tree_pass descriptors.
23617 * stack-ptr-mod.c: Update tree_pass descriptors.
23618 * var-tracking.c: Update tree_pass descriptors.
23619 * tree-profile.c: Update tree_pass descriptors.
23620 * tree-vect-generic.c: Update tree_pass descriptors.
23621 * reg-stack.c: Update tree_pass descriptors.
23622 * sched-rgn.c: Update tree_pass descriptors.
23623 * tree-ssa-structalias.c: Update tree_pass descriptors.
23624 * tree-cfg.c: Update tree_pass descriptors.
23625 * passes.c (current_pass): Update declaration.
23626 (finish_optimization_passes): Update.
23627 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23628 (register_one_dump_file, register_dump_files_1, next_pass_1):
23630 (init_optimization_passes): Update handling of new types.
23631 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23632 * ipa-struct-reorg.c: Update tree_pass descriptors.
23633 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23634 * combine-stack-adj.c: Update tree_pass descriptors.
23635 * cfgrtl.c: Update tree_pass descriptors.
23636 * dce.c: Update tree_pass descriptors.
23637 * tree-ssanames.c: Update tree_pass descriptors.
23639 2008-03-19 Richard Guenther <rguenther@suse.de>
23641 PR middle-end/35609
23642 * tree-ssa.c (walk_data): New structure.
23643 (warn_uninitialized_var): If not always_executed warn with "maybe"
23645 (execute_early_warn_uninitialized): Compute post-dominators.
23646 Initialize always_executed before processing each basic block.
23648 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23651 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23652 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23654 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23656 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23658 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23660 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23662 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23663 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23664 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23665 target after ignore has been set, and move there also the commputation
23666 of subtarget and original_target.
23667 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23668 (LANG_HOOKS_INITIALIZER): Remove it.
23669 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23671 2008-03-18 Richard Guenther <rguenther@suse.de>
23673 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23674 found an expression with constants, note that in the VN for the lhs.
23675 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23676 fold them to constants if possible. Run cleanup_cfg if done so.
23677 (execute_pre): Return todo.
23678 (do_pre): Likewise.
23679 (execute_fre): Likewise.
23680 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23682 (get_prop_source_stmt): Look through pointer conversions.
23684 2008-03-18 Jan Hubicka <jh@suse.cz>
23686 * tree-pretty-print.c: Include predict.h.
23687 (dump_generic_node): Dump predictor.
23688 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23689 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23690 * gimple-low.c (lower_stmt): Likewise.
23691 * expr.c (expand_expr_real): Likewise.
23692 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23694 (build_predict_expr, build_predict_expr): New.
23695 * predict.h (predictor_name, build_predict_expr): Update.
23696 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23697 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23698 * predict.def (PRED_CONTINUE): Update hitrate.
23699 * tree.def (PREDICT_EXPR): Define.
23700 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23701 do not handle BIND_EXPR.
23702 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23703 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23704 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23707 2008-03-18 Michael Matz <matz@suse.de>
23709 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23711 2008-03-18 Richard Guenther <rguenther@suse.de>
23713 * tree-gimple.h (is_gimple_invariant_address): Declare.
23714 (is_gimple_constant): Likewise.
23715 * tree-gimple.c (is_gimple_constant): New function.
23716 (is_gimple_invariant_address): Likewise.
23717 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23718 and is_gimple_invariant_address.
23719 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23721 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23722 an addressable base.
23724 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23726 PR middle-end/35611
23727 * gimplify.c (gimplify_expr): Gimplify second operand of
23730 2008-03-17 Richard Guenther <rguenther@suse.de>
23732 PR tree-optimization/19637
23733 * fold-const.c (fold_unary): Remove restrictions of removing
23734 intermediate pointer-conversions (P2)(P1)P0.
23735 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23736 conversion to void pointer.
23737 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23739 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23742 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23743 emulated thread local variables.
23745 2008-03-16 Richard Guenther <rguenther@suse.de>
23747 PR middle-end/35607
23748 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23749 expand TREE_INVARIANT operations that are not gimple invariant.
23751 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23753 * doc/extend.texi (Alignment): Say that the ABI controls
23754 the __alignof__ for non-strict-alignment targets rather
23755 than being a recommendation.
23757 2008-03-15 Paul Brook <paul@codesourcery.com>
23759 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23761 (arm_output_fn_unwind): Mark functions that can not be unwound.
23763 2008-03-15 Paul Brook <paul@codesourcery.com>
23765 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23766 extension instructions.
23768 2008-03-15 Richard Guenther <rguenther@suse.de>
23770 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23771 and fold constant aggregate refs.
23772 (fold_const_aggregate_ref): Handle string constants
23773 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23774 (evaluate_stmt): Simplify now that ccp_fold folds constant
23777 2008-03-15 Paul Brook <paul@codesourcery.com>
23779 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23780 (extzv): Use gen_extzv_t2.
23781 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23783 2008-03-15 Richard Guenther <rguenther@suse.de>
23785 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23786 (fold_const_aggregate_ref): Likewise.
23787 (get_value): Return NULL if we don't have any values.
23788 (ccp_finalize): Set const_val to NULL after freeing it.
23789 * tree-flow.h (get_symbol_constant_value): Declare.
23790 (fold_const_aggregate_ref): Likewise.
23791 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23793 2008-03-15 Richard Guenther <rguenther@suse.de>
23795 PR middle-end/35593
23796 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23797 to not produce negative array indices if not allowed. Add
23798 parameter to indicate that.
23799 (maybe_fold_offset_to_component_ref): Allow negative array
23800 indices only for the first member of a structure.
23801 (maybe_fold_offset_to_reference): Allow negative array indices.
23802 (maybe_fold_stmt_addition): Likewise.
23804 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23805 Anatoly Sokolov <aesok@post.ru>
23807 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23808 (avr_arch): Add ARCH_AVR6.
23809 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23810 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23811 instead of fixed value 2.
23812 (print_operand_address): Use gs() asm specifier instead of pm().
23813 (avr_assemble_integer): (Ditto.).
23814 (avr_output_addr_vec_elt): (Ditto.).
23815 (print_operand): Handle "!" code.
23816 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23817 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23818 (AVR_HAVE_EIJMP_EICALL): Define.
23819 (AVR_3_BYTE_PC): Redefine.
23820 (AVR_2_BYTE_PC): (Ditto.).
23821 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23822 (LINK_SPEC): Add atmega2560 and atmega2561.
23823 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23825 * config/avr/avr.md (call_insn): Use eicall instead of icall
23826 for 3 byte PC devices.
23827 (call_value_insn): (Ditto.).
23828 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23829 (indirect_jump): Use only for for 2 byte PC devices.
23830 (*tablejump): (Ditto.).
23831 (*indirect_jump_avr6): Add insn.
23832 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23833 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23834 instead of ijmp for 3 byte PC devices.
23835 (__tablejump2__): (Ditto.).
23836 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23837 (MULITLIB_DIRNAMES): (Ditto.).
23838 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23840 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23842 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23843 "sse2_umulsidi3". Use V1DI mode for operand 0.
23844 ("mmx_psadbw"): Use V1DI mode for operand 0.
23845 * config/i386/i386-modes.def (V1SI): New vector mode.
23846 * config/i386/i386.c (struct builtin_description)
23847 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23848 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23849 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23850 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23851 v1di_ftype_v8qi_v8qi type.
23852 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23854 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23855 __builtin_ia32_pmuludq]: Fix the mode of return value.
23857 2008-03-15 Richard Guenther <rguenther@suse.de>
23859 PR middle-end/35595
23860 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23863 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23865 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23866 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23867 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23868 unless TARGET_SERIALIZE_VOLATILE is enabled.
23869 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23870 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23871 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23873 2008-03-14 Richard Guenther <rguenther@suse.de>
23875 PR tree-optimization/34172
23876 * tree-flow.h (refs_may_alias_p): Declare.
23877 (get_single_def_stmt): Likewise.
23878 (get_single_def_stmt_from_phi): Likewise.
23879 (get_single_def_stmt_with_phi): Likewise.
23880 * tree-dfa.c (refs_may_alias_p): New function.
23881 (get_single_def_stmt): Likewise.
23882 (get_single_def_stmt_from_phi): Likewise.
23883 (get_single_def_stmt_with_phi): Likewise.
23884 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23885 (vn_reference_lookup_1): New helper function.
23886 (vn_reference_lookup): Walk the virtual use-def chain to
23887 continue searching for a match if the def does not alias the
23888 reference we are looking for.
23890 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23892 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23893 archive and Perzl. Update The Written Word listing.
23895 2008-03-14 Richard Guenther <rguenther@suse.de>
23897 PR tree-optimization/34043
23898 PR tree-optimization/33989
23899 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23901 (bitmap_find_leader): Use extra argument to verify dominance
23902 relationship inside a basic-block.
23903 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23904 (find_leader_in_sets): Adjust.
23905 (create_component_ref_by_pieces): Take extra argument for
23906 dominance check, handle lookup failures.
23907 (find_or_generate_expression): Likewise.
23908 (create_expression_by_pieces): Likewise.
23909 (insert_into_preds_of_block): Adjust.
23910 (create_value_expr_from): If asked for, verify all operands
23911 are in the blocks AVAIL_OUT set.
23912 (make_values_for_stmt): Check for SSA_NAMEs that are life
23913 over an abnormal edge.
23914 (compute_avail): Remove such check.
23915 (do_SCCVN_insertion): New function.
23916 (eliminate): If we do not find a leader suitable for replacement
23917 insert a replacement expression from SCCVN if available.
23918 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23919 (struct vn_ssa_aux): Add needs_insertion flag.
23920 * tree-ssa-sccvn.c (may_insert): New global flag.
23921 (copy_reference_ops_from_ref): Value-number union member access
23922 based on its size, not type and member if insertion is allowed.
23923 (visit_reference_op_load): For a weak match from union type
23924 punning lookup a view-converted value and insert a SSA_NAME
23925 for that value if that is not found.
23926 (visit_use): Make dumps shorter. Do not disallow value numbering
23927 SSA_NAMEs that are life over an abnormal edge to constants.
23928 (free_scc_vn): Release inserted SSA_NAMEs.
23929 (run_scc_vn): New flag to specify whether insertion is allowed.
23930 Process SSA_NAMEs in forward order.
23931 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23932 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23933 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23934 pointer type to/from integral types that do not change the
23935 precision to regular conversions.
23937 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23939 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23940 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23941 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23942 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23943 input arguments and the mode of return value. Built-in functions
23944 that operate on whole 64-bit MMX register now use V1DI mode.
23946 2008-03-13 Alon Dayan <alond@il.ibm.com>
23947 Olga Golovanevsky <olga@il.ibm.com>
23949 PR tree-optimization/35041
23950 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23951 to locate the right position in a statement.
23953 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23957 * config/i386/xmmintrin.h: Change all static inline functions to
23958 extern inline and add __gnu_inline__ attribute.
23959 * config/i386/bmintrin.h: Ditto.
23960 * config/i386/smmintrin.h: Ditto.
23961 * config/i386/tmmintrin.h: Ditto.
23962 * config/i386/mmintrin-common.h: Ditto.
23963 * config/i386/ammintrin.h: Ditto.
23964 * config/i386/emmintrin.h: Ditto.
23965 * config/i386/pmmintrin.h: Ditto.
23966 * config/i386/mmintrin.h: Ditto.
23967 * config/i386/mm3dnow.h: Ditto.
23969 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23971 PR middle-end/35185
23972 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23973 (lower_omp_2): New function.
23974 (lower_omp_1, lower_omp): Rewritten.
23976 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23979 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23980 with the phrase "Microsoft Windows compilers".
23981 (Push/Pop Macro Pragmas): New subsection. Document
23982 #pragma push_macro and pragma pop_macro.
23984 2008-03-12 Paul Brook <paul@codesourcery.com>
23986 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23988 2008-03-12 Paul Brook <paul@codesourcery.com>
23990 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23991 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23992 (thumb2_addsi_shortim): Rename ...
23993 (thumb2_addsi_short): ... to this. Allow register operands.
23994 (thumb2_subsi_short): New pattern.
23995 (thumb2_one_cmplsi2_short,
23996 thumb2_negsi2_short): New patterns and peepholes.
23998 2008-03-12 Paul Brook <paul@codesourcery.com>
24000 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24002 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24004 * config/i386/i386.md (int_cond): New code iterator.
24006 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24007 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24008 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24009 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24010 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24011 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24012 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24013 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24015 2008-03-12 Paul Brook <paul@codesourcery.com>
24017 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24018 instead of {arm,thumb}_compute_save_reg_mask.
24019 (output_return_instruction): Ditto.
24020 (thumb_unexpanded_epilogue): Ditto.
24021 (thumb1_expand_prologue): Ditto.
24022 (thumb1_output_function_prologue): Ditto.
24023 (arm_set_return_address): Ditto.
24024 (thumb_set_return_address): Ditto.
24025 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24026 regs to achieve stack alignment.
24027 (thumb1_compute_save_reg_mask): Fix compiler warning.
24028 (arm_output_epilogue): Use offsets->saved_regs_mask.
24029 Adjust stack pointer by poping call clobered registers.
24030 (arm_expand_prologue): Use offsets->saved_regs_mask.
24031 Adjust stack pointer by pushing extra registers.
24032 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24034 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24037 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24038 conversion to the operands of a multiplication.
24040 2008-03-12 Richard Guenther <rguenther@suse.de>
24042 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24043 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24044 * timevar.def (TV_TREE_PHIPROP): Add.
24045 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24046 pass description. Use TV_TREE_PHIPROP.
24047 * tree-ssa-forwprop.c: Remove phiprop code.
24049 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24051 PR middle-end/35549
24052 * omp-low.c (maybe_lookup_decl): Constify first argument.
24053 (use_pointer_for_field): Change last argument from bool to
24054 omp_context *. Disallow shared copy-in/out in nested
24055 parallel if decl is shared in outer parallel too.
24056 (build_outer_var_ref, scan_sharing_clauses,
24057 lower_rec_input_clauses, lower_copyprivate_clauses,
24058 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24060 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24061 Ira Rosen <irar@il.ibm.com>
24063 * tree-vectorizer.c (free_stmt_vec_info): New function.
24064 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24065 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24066 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24067 * tree-vect-transform.c (vectorizable_conversion): Free
24068 vec_oprnds0 if it was allocated.
24069 (vect_permute_store_chain): Remove unused VECs.
24070 (vectorizable_store): Free VECs that are allocated in the..
24072 (vect_transform_strided_load, vectorizable_load): Likewise.
24073 (vect_remove_stores): Simplify the code.
24074 (vect_transform_loop): Move code to vect_remove_stores().
24075 Call vect_remove_stores() and free_stmt_vec_info().
24077 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24079 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24080 TARGET_HPUX. Revise comment.
24081 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24082 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24083 Use sr4 variant of `be' instruction when not generating PIC code.
24084 (attr_length_call): Adjust for above change.
24086 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24088 * ipa-reference.c (static_execute): Remove module_statics_const and
24089 associated setting code.
24091 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24094 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24095 predicate for operand 1.
24096 (paritysi2_cmp): Use register_operand predicate for operand 2.
24097 Use earlyclobber modifier for operand 1. Remove support for
24099 (paritydi2_cmp): Use register_operand predicate for operand 3.
24100 Use earlyclobber modifier for operand 1. Remove support for
24103 2008-03-11 Paul Brook <paul@codesourcery.com>
24104 Vladimir Prus <vladimir@codesourcery.com>
24106 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24107 (arm_compute_save_reg0_reg12_mask): Always
24108 check if register 11 must be saved. Always safe hard frame pointer
24109 when frame_pointer_needeed.
24110 (arm_compute_save_reg_mask): Save IP and PC
24111 only with apcs frames.
24112 (arm_output_epilogue): Adjust Thumb2 codepath to
24113 be also invoked and work for ARM non-apcs frames.
24114 (arm_expand_prologue): Don't bother saving IP
24115 for non-apcs frame, since it's not clobbered by
24116 prologue code. Implement non-apcs frame
24119 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24121 PR rtl-optimization/35281
24122 * expr.c (convert_move): Use a new pseudo for the intermediate
24123 from_mode->word_mode result.
24125 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24127 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24128 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24129 * toplev.c (compile_file): Don't call it.
24131 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24133 PR middle-end/35526
24134 * expr.c (store_expr): Call emit_block_move if the mode
24135 of "temp" RTX is BLKmode.
24137 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24138 Richard Guenther <rguenther@suse.de>
24140 PR tree-optimization/31358
24141 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24142 the step with a NULL_TREE.
24143 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24144 to sizetype if type is a pointer type.
24145 (add_candidate_1): Don't convert the base and step to
24146 the generic type if the orginal type is a pointer type.
24147 (add_iv_value_candidates): Use sizetype for the step
24148 if type is a pointer type.
24149 (cand_value_at): Likewise.
24150 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24152 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24153 Don't convert the tem affine to the type.
24154 (add_elt_to_tree): Use sizetype for the step if a pointer.
24155 Use POINTER_PLUS_EXPR for pointers.
24156 (aff_combination_to_tree): Use sizetype for the step if a
24159 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24161 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24162 Remove commutativity hint.
24164 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24168 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24169 errorneous type. Check that v is a VAR_DECL.
24171 PR middle-end/35099
24172 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24174 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24176 PR tree-optimization/35494
24177 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24178 may be overriden at link and run time.
24180 2008-03-10 Richard Guenther <rguenther@suse.de>
24182 PR tree-optimization/34677
24183 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24184 (poolify_tree): Likewise.
24185 (modify_expr_template): Likewise.
24186 (poolify_modify_stmt): Likewise.
24187 (insert_fake_stores): Handle all component-ref style stores
24188 in addition to INDIRECT_REF. Also handle complex types.
24189 Do not poolify the inserted load.
24190 (realify_fake_stores): Do not rebuild the tree but only
24191 make it a SSA_NAME copy.
24192 (init_pre): Remove initialzation of modify_expr_template.
24193 Do not allocate modify_expr_node_pool.
24194 (fini_pre): Do not free modify_expr_node_pool.
24196 2008-03-10 Paul Brook <paul@codesourcery.com>
24198 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24199 to avoid conflicts.
24201 2008-03-10 Paul Brook <paul@codesourcery.com>
24202 Mark Shinwell <shinwell@codesourcery.com>
24204 * config/arm/cortex-r4.md: New.
24205 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24207 * config/arm/arm.md: Include cortex-r4.md.
24208 (insn): Add smmls, sdiv and udiv values.
24209 (generic_sched): Don't use generic scheduling for Cortex-R4.
24210 (arm_issue_rate): New function.
24211 (TARGET_SCHED_ISSUE_RATE): Define.
24213 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24215 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24217 2008-03-10 Richard Guenther <rguenther@suse.de>
24219 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24220 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24222 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24224 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24225 Set default to true.
24227 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24229 * c.opt (Wsynth): Deprecate.
24230 * doc/invoke.texi (Option Summary, Warning Options): Document
24231 -Wno-format-contains-nul.
24233 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24236 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24237 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24239 2008-03-09 Ira Rosen <irar@il.ibm.com>
24241 * config/rs6000/rs6000.c (builtin_description): Rename vector
24242 left shift operations.
24243 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24244 (altivec_vsl<VI_char>): Rename to ...
24245 (ashl<mode>3): ... new name.
24246 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24248 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24250 2008-03-08 Richard Guenther <rguenther@suse.de>
24252 * coverage.h (tree_coverage_counter_addr): Declare.
24253 * coverage.c (tree_coverage_counter_addr): New function.
24254 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24255 before using again.
24256 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24257 (tree_gen_one_value_profiler): Likewise.
24258 (tree_gen_ic_profiler): Likewise.
24259 (tree_gen_average_profiler): Likewise.
24260 (tree_gen_ior_profiler): Likewise.
24262 2008-03-08 Richard Guenther <rguenther@suse.de>
24264 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24265 (vn_binary_op_insert): Likewise.
24266 (vn_unary_op_lookup): Likewise.
24267 (vn_unary_op_insert): Likewise.
24268 (vn_nary_op_lookup): Declare.
24269 (vn_nary_op_insert): Likewise.
24270 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24271 and binary hashes, use a single obstack for unary_op_pool
24272 and binary_op_pool.
24273 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24274 a single struct vn_nary_op_s. Store tree code length and
24275 a variable number of operands.
24276 (struct vn_reference_op_struct): Remove unused op2.
24277 (vn_reference_op_eq): Do not compare op2.
24278 (vn_reference_op_compute_hash): Do not compute hash of op2.
24279 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24280 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24281 with vn_nary_op_compute_hash.
24282 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24283 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24285 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24287 (visit_unary_op): Call nary functions.
24288 (visit_binary_op): Likewise.
24289 (process_scc): Adjust for struct vn_tables_s changes.
24290 (allocate_vn_table): Likewise.
24291 (free_vn_table): Likewise.
24292 * tree-vn.c (vn_add): Call nary functions.
24293 (vn_lookup): Likewise.
24295 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24298 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24299 wdst back after sync_compare_and_swapqhi_internal.
24301 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24304 * config/i386/i386-modes.def (V1DI): New vector mode.
24305 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24306 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24307 (MMXMODE248): Ditto.
24308 (MMXMODE): Add V1DI mode.
24309 (mmxvecsize): Change DI mode to V1DI mode.
24310 ("mov<mode>): Use MMXMODEI8 mode iterator.
24311 ("*mov<mode>_internal_rex64"): Ditto.
24312 ("*mov<mode>_internal"): Ditto.
24313 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24314 ("mmx_sub<mode>3"): Ditto.
24315 ("mmx_adddi3"): Remove insn pattern.
24316 ("mmx_subdi3"): Ditto.
24317 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24318 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24319 ("mmx_ashl<mode>3"): Ditto.
24320 ("mmx_lshrdi3"): Remove insn pattern.
24321 ("mmx_ashldi3"): Ditto.
24322 * config/i386/i386.c (classify_argument): Handle V1DImode.
24323 (function_arg_advance_32): Ditto.
24324 (function_arg_32): Ditto.
24325 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24326 mmx_addv1di3 insn pattern.
24327 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24328 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24329 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24330 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24331 Remove definitions of built-in functions.
24332 (V1DI_type_node): New node.
24333 (v1di_ftype_v1di_int): Ditto.
24334 (v1di_ftype_v1di_v1di): Ditto.
24335 (v2si_ftype_v2si_si): Ditto.
24336 (v4hi_ftype_v4hi_di): Remove node.
24337 (v2si_ftype_v2si_di): Ditto.
24338 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24339 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24340 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24341 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24342 Add new builtins using def_builtin_const.
24343 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24344 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24345 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24346 * config/i386/mmintrin.h (__v1di): New typedef.
24347 (_mm_add_si64): Cast arguments to __v1di type.
24348 (_mm_sub_si64): Ditto.
24349 (_mm_sll_pi16): Cast __count to __v4hi type.
24350 (_mm_sll_pi32): Cast __count to __v2si type.
24351 (_mm_sll_si64): Cast arguments to __v1di type.
24352 (_mm_srl_pi16): Cast __count to __v4hi type.
24353 (_mm_srl_pi32): Cast __count to __v2si type.
24354 (_mm_srl_si64): Cast arguments to __v1di type.
24355 (_mm_sra_pi16): Cast __count to __v4hi type.
24356 (_mm_sra_pi32): Cast __count to __v2si type.
24357 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24358 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24359 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24360 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24361 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24362 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24363 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24364 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24365 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24366 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24367 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24368 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24370 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24372 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24374 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24377 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24378 reg+const addressing for Altivec modes. Don't generate reg+reg
24379 addressing for TFmode or TDmode quantities.
24381 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24383 * c-common.c (vector_types_convertible_p): Call langhook
24384 instead of comptypes.
24386 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24389 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24390 integral and scalar float variables which have a
24393 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24395 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24396 dwarf_register_span hook when emitting unwind information for
24397 register-to-memory saves.
24398 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24399 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24401 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24403 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24404 for the same VAR_DECL.
24406 2008-03-06 Tom Tromey <tromey@redhat.com>
24408 * treelang: Delete.
24409 * doc/standards.texi (Standards): Don't mention treelang.
24410 * doc/invoke.texi (Overall Options): Don't mention treelang.
24411 * doc/install.texi (Prerequisites): Don't mention bison or
24413 (Configuration): Don't mention treelang.
24414 (Building): Likewise.
24415 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24417 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24419 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24420 word-extractions out of a multi-word object.
24422 2008-03-06 Richard Guenther <rguenther@suse.de>
24424 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24425 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24426 result type and precision.
24427 * expr.c (get_inner_reference): Set unsignedp based on the result
24428 type of BIT_FIELD_REF.
24429 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24430 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24431 (try_instantiate_multiple_fields): Likewise. Use the correct type
24433 (sra_build_assignment): Likewise.
24434 (sra_build_elt_assignment): Likewise.
24435 (sra_explode_bitfield_assignment): Likewise.
24436 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24437 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24438 set BIT_FIELD_REF_UNSIGNED.
24439 (vectorizable_load): Likewise.
24441 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24443 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24446 2008-03-06 Richard Guenther <rguenther@suse.de>
24448 * alias.c (struct alias_set_entry): Move has_zero_child field
24449 to pack with alias_set.
24451 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24453 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24456 2008-03-05 Ian Lance Taylor <iant@google.com>
24458 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24460 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24462 * fwprop.c (update_df): Support width and offset parameters of
24464 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24465 global_conflicts): Change DF_REF_EXTRACT to either
24466 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24467 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24468 * df-scan.c (df_ref_record, df_defs_record,
24469 df_ref_create_structure, df_def_record_1, df_uses_record,
24470 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24471 df_bb_refs_collect, df_entry_block_defs_collect,
24472 df_exit_block_uses_collect): Support new width and offset fields.
24473 (ref_extract_pool): New storage pool.
24474 (df_free_ref): New function.
24475 (df_reg_chain_unlink, df_free_collection_rec,
24476 df_sort_and_compress_refs): Call df_free_ref.
24477 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24479 (df_ref_create_structure): Allocate df_ref_extract if offset and
24480 width fields are used.
24481 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24482 (df_uses_record): Get offset and width from ZERO_EXTRACT
24484 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24485 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24486 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24487 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24488 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24489 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24490 (df_ref_extract): New structure.
24491 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24492 (df_ref_create): Add width and offset parameters.
24494 2008-03-05 Richard Guenther <rguenther@suse.de>
24496 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24497 Use ranges_overlap_p.
24498 (offset_overlaps_with_access): Rename
24499 to ranges_overlap_p and move ...
24500 * tree-flow-inline.h (ranges_overlap_p): ... here.
24502 * tree.h (get_inner_reference, handled_component_p): Update
24505 * tree.h (record_component_aliases, get_alias_set,
24506 alias_sets_conflict_p, alias_sets_must_conflict_p,
24507 objects_must_conflict_p): Move declarations ...
24508 * alias.h (record_component_aliases, get_alias_set,
24509 alias_sets_conflict_p, alias_sets_must_conflict_p,
24510 objects_must_conflict_p): ... here.
24511 Include coretypes.h.
24512 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24514 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24516 * cfg.c: Include tree-flow.h.
24517 (remove_edge_raw): Call redirect_edge_var_map_clear.
24518 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24519 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24520 (redirect_edge_var_map_result): New.
24521 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24522 PENDING_STMT use with redirect_edge_var_map_*.
24523 * tree-ssa.c (edge_var_maps): New definition.
24524 (redirect_edge_var_map_add): New.
24525 (redirect_edge_var_map_clear): New.
24526 (redirect_edge_var_map_dup): New.
24527 (redirect_edge_var_map_vector): New.
24528 (redirect_edge_var_map_destroy): New.
24529 (ssa_redirect_edge): Replace PENDING_STMT use with
24530 redirect_edge_var_map_*.
24531 (flush_pending_stmts): Same.
24532 (delete_tree_ssa): Destroy edge var map.
24533 * tree-flow.h (struct _edge_var_map): New.
24534 Define edge_var_map vector type.
24535 Declare redirect_edge_var_map_* prototypes.
24536 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24537 * tree-cfg.c (reinstall_phi_args): Replace
24538 PENDING_STMT use with redirect_edge_var_map_*.
24540 2008-03-05 Richard Guenther <rguenther@suse.de>
24542 PR tree-optimization/35472
24543 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24544 whose single use_stmt has a overlapping set of loaded and
24545 stored symbols as that use_stmt might be a noop assignment then.
24547 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24549 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24551 2008-03-05 Richard Guenther <rguenther@suse.de>
24554 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24555 should be constants.
24556 * tree-cfg.c (verify_expr): Verify it.
24557 * fold-const.c (fold_truthop): Remove code generating
24558 BIT_FIELD_REFs of structure bases.
24559 (fold_binary): Likewise.
24560 (fold_ternary): Position and size of BIT_FIELD_REFs are
24561 always host integers.
24562 (make_bit_field_ref): Remove.
24563 (optimize_bit_field_compare): Remove.
24564 (all_ones_mask_p): Remove.
24566 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24569 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24570 (split_block_and_df_analyze): New. Split basic block and rebuild
24572 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24574 (split_pattern_seq): Likewise.
24575 (erase_matching_seqs): Likewise.
24576 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24578 2008-03-04 Geoff Keating <geoffk@apple.com>
24580 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24581 declaration and code.
24582 (tree_invalid_nonnegative_warnv_p): Likewise.
24584 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24586 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24587 examples. Truncate option-names then causing overfull hbox.
24589 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24592 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24594 * configure: Rebuilt.
24596 2008-03-04 Rafael Espíndola <espindola@google.com>
24598 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24599 (tree_unary_nonnegative_warnv_p): New.
24600 (tree_binary_nonnegative_warnv_p): New.
24601 (tree_single_nonnegative_warnv_p): New.
24602 (tree_invalid_nonnegative_warnv_p): New.
24603 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24605 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24608 * opts.c (handle_option): Postpone 'unknown option' errors only for
24611 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24614 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24617 2008-03-04 Rafael Espíndola <espindola@google.com>
24619 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24620 (tree_binary_nonzero_warnv_p): New.
24621 (tree_single_nonzero_warnv_p): New.
24622 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24624 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24626 PR middle-end/35456
24627 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24628 transformations for modes that have signed zeros.
24629 * ifcvt.c (noce_try_abs): Ditto.
24631 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24633 * config/i386/i386.c (override_options): Force
24634 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24636 2008-03-04 Jan Hubicka <jh@suse.cz>
24639 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24642 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24644 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24645 label to probe the stack.
24647 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24649 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24650 (__gthr_win32_mutex_destroy): Declare.
24651 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24652 __gthr_win32_mutex_destroy.
24653 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24655 2008-03-03 Jan Hubicka <jh@suse.cz>
24658 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24659 aggressive on inlining cold calls.
24661 2008-03-03 Richard Guenther <rguenther@suse.de>
24663 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24664 struct copies into the expression table.
24665 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24666 (try_to_simplify): Likewise.
24667 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24668 integral and pointer arguments which do not change the
24669 precision to NOP_EXPRs.
24670 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24671 VIEW_CONVERT_EXPR case.
24673 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24675 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24676 defined in a loop at depth 0 is invariant.
24677 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24678 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24679 be called at loop depth 0.
24681 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24684 * gcc.c (process_command): Update copyright notice dates.
24685 * gcov.c (print_version): Likewise.
24686 * gcov-dump.c (print_version): Likewise.
24687 * mips-tfile.c (main): Likewise.
24688 * mips-tdump.c (main): Likewise.
24690 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24693 * c-common.c (flag_permissive): Delete.
24694 (constant_expression_warnings): Check flags first.
24695 (constant_expression_error): New.
24696 * c-common.h (flag_permissive): Delete.
24697 (constant_expression_error): Declare.
24698 * flags.h (flag_permissive): Declare. Update description.
24699 * diagnostic.c (pedwarn): Update.
24701 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24702 (permissive_error_kind): New.
24703 * toplev.c (flag_permissive): Define. Update description.
24704 * toplev.h (permissive_error_kind): Declare.
24705 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24706 (pedwarn_c90): Use pedantic_warning_kind.
24707 * c-opts.c (c_common_post_options): flag_permissive does not affect
24708 flag_pedantic_errors.
24710 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24712 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24713 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24714 __absvsi2, __absvDI2): Use unsigned arithmetic.
24716 2008-03-02 Andi Kleen <ak@suse.de>
24717 Richard Guenther <rguenther@suse.de>
24719 * struct-equiv.c: Remove file.
24720 * cfg_cleanup.c (condjump_equiv_p): Remove.
24721 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24722 (struct-equiv.o): Remove rule.
24723 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24724 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24725 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24727 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24729 * ifcvt.c (noce_process_if_block): Try to handle only the then
24730 block if the else block exists but isn't suitable.
24732 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24735 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24736 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24737 regression from previous patch.
24739 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24742 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24744 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24745 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24746 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24747 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24748 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24749 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24750 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24751 (__gthread_mutex_destroy_function): Rename to
24752 __gthread_mutex_destroy.
24753 * gthr-dce.h (__gthread_mutex_destroy): Call
24754 pthread_mutex_destroy.
24755 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24756 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24757 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24759 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24761 * df-scan.c (df_ref_chain_change_bb): Simplify.
24762 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24763 set_block_for_insn if there's any change.
24764 * df.h ((df_insn_change_bb): Fix prototype.
24765 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24766 df_insn_change_bb, don't call set_block_for_insn.
24767 * emit-rtl.c (reorder_insns): Likewise.
24768 * haifa-sched.c (move_insn): Likewise.
24770 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24772 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24774 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24776 * tree-flow-inline.h (next_readonly_imm_use): Return
24777 NULL_USE_OPERAND_P after the end.
24779 2008-03-01 Richard Guenther <rguenther@suse.de>
24781 PR tree-optimization/35411
24782 * tree-sra.c (sra_build_assignment): Split conversion to
24783 final type to a separate statement if we are not assigning
24786 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24788 * fold-const.c (fold_convertible_p): Correct the logic to follow
24789 that in fold_convert().
24791 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24794 * tree-inline.c (build_duplicate_type): When we make a
24795 duplicate type, make it unique in the canonical types system.
24797 2008-02-29 Tom Tromey <tromey@redhat.com>
24799 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24800 input_file_stack_history, input_file_stack_restored): Remove.
24801 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24802 * input.h (struct file_stack): Remove.
24803 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24804 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24806 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24808 (diagnostic_last_module_changed): Add 'map' argument.
24809 (diagnostic_set_last_function): Likewise.
24810 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24811 line map, not input_file_stack.
24812 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24814 2008-02-29 Paul Brook <paul@codesourcery.com>
24816 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24818 2008-02-29 Paul Brook <paul@codesourcery.com>
24820 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24822 2008-02-29 Richard Guenther <rguenther@suse.de>
24824 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24826 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24827 value for comparing for a store match.
24828 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24829 (try_to_simplify): Do not do a full-blown reference lookup.
24831 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24833 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24834 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24836 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24838 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24840 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24841 strides against cache sizes.
24843 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24845 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24848 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24850 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24851 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24852 is smaller than the original promoted value.
24853 (simplify_subreg): If OP is a SUBREG, try to preserve its
24854 SUBREG_PROMOTED_VAR_P information.
24856 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24858 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24859 (VN_INFO_GET): Allocate new objects on the obstack.
24860 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24861 for rpo_numbers_temp, for consistency.
24862 (free_scc_vn): Free the obstack.
24864 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24866 * doc/invoke.texi: Document -ftree-loop-distribution.
24867 * tree-loop-distribution.c: New.
24868 * tree-pass.h (pass_loop_distribution): New.
24869 * graphds.h (struct graph): Add htab_t indices.
24870 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24871 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24872 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24873 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24874 * tree-data-ref.c (debug_data_dependence_relations): New.
24875 (dump_data_dependence_relation): Also print data references.
24876 (free_data_ref): Extern.
24877 (same_access_functions): Moved...
24878 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24879 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24880 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24881 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24882 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24883 (stmts_from_loop): Skip LABEL_EXPR.
24884 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24886 (build_rdg): Initialize rdg->indices htab.
24887 (free_rdg, stores_from_loop, ref_base_address,
24888 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24889 have_similar_memory_accesses_1, ref_base_address_1,
24890 remove_similar_memory_refs): New.
24891 * tree-data-ref.h: Depend on tree-chrec.h.
24892 (debug_data_dependence_relations, free_data_ref): Declared.
24893 (same_access_functions): ... here.
24894 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24896 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24897 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24898 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24899 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24900 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24901 rdg_vertex_for_stmt): Declared.
24902 (struct rdg_edge): Add level.
24904 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24905 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24907 (rdg_has_similar_memory_accesses): New.
24908 * tree-vect-analyze.c: Remove unused static decls.
24909 * lambda.h (dependence_level): New.
24910 * common.opt (ftree-loop-distribution): New.
24911 * tree-flow.h (mark_virtual_ops_in_bb,
24912 slpeel_tree_duplicate_loop_to_edge_cfg,
24913 rename_variables_in_loop): Declared.
24914 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24915 (OBJS-common): Add tree-loop-distribution.o.
24916 (tree-loop-distribution.o): New rule.
24917 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24918 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24919 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24921 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24924 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24925 other than structures and unions.
24927 2008-02-28 Richard Guenther <rguenther@suse.de>
24930 2008-02-26 Richard Guenther <rguenther@suse.de>
24932 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24933 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24934 (lookup_decl_from_uid): Declare.
24935 (remove_decl_from_map): Likewise.
24936 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24937 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24938 (decl_for_uid_map): New global hashtable mapping DECL_UID
24940 (init_ttree): Allocate it.
24941 (insert_decl_to_uid_decl_map): New helper function.
24942 (make_node_stat): Insert new decls into the map.
24943 (copy_node_stat): Likewise.
24944 (lookup_decl_from_uid): New function.
24945 (remove_decl_from_map): Likewise.
24946 (print_decl_for_uid_map_statistics): New helper.
24947 (dump_tree_statistics): Call it.
24949 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24950 (referenced_var_iterator): Adjust.
24951 (FOR_EACH_REFERENCED_VAR): Adjust.
24952 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24953 (num_referenced_vars): Adjust.
24954 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24955 (first_referenced_var): Remove.
24956 (end_referenced_vars_p): Likewise.
24957 (next_referenced_var): Likewise.
24958 (referenced_var_iterator_set): New helper function.
24959 * tree-dfa.c (referenced_var_lookup): Adjust.
24960 (referenced_var_check_and_insert): Likewise.
24961 (remove_referenced_var): Likewise.
24962 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24963 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24964 (verify_call_clobbering): Likewise.
24965 (verify_memory_partitions): Likewise.
24966 (init_tree_ssa): Allocate bitmap instead of hashtable for
24968 (delete_tree_ssa): Adjust.
24969 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24970 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24971 (compute_tag_properties): Likewise.
24972 (set_initial_properties): Likewise.
24973 (find_partition_for): Likewise.
24974 (update_reference_counts): Likewise.
24975 (dump_may_aliases_for): Likewise.
24976 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24977 (add_call_clobber_ops): Likewise.
24978 (add_call_read_ops): Likewise.
24979 (get_asm_expr_operands): Likewise.
24980 * tree-into-ssa.c (dump_decl_set): Likewise.
24981 (update_ssa): Likewise.
24982 * tree-sra.c (scan_function): Likewise.
24983 (decide_instantiations): Likewise.
24984 (scalarize_parms): Likewise.
24985 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24986 (dsa_named_for): Likewise.
24987 * tree-ssa-structalias.c (update_alias_info): Likewise.
24988 (merge_smts_into): Likewise.
24990 2008-02-27 David Daney <ddaney@avtrex.com>
24993 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24994 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24995 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24996 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24997 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24999 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25002 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25003 (BUILT_IN_NEXTTOWARD): Remove.
25004 (BUILT_IN_NEXTTOWARDF): Ditto.
25005 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25006 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25008 2008-02-27 Tom Tromey <tromey@redhat.com>
25010 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25011 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25013 2008-02-27 Jan Beulich <jbeulich@novell.com>
25015 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25016 update the respective field on newdecl.
25018 2008-02-27 Revital Eres <eres@il.ibm.com>
25020 PR rtl-optimization/34999
25021 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25022 crossing edges that ends with a call insn.
25023 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25024 call insn and clear the EDGE_CROSSING flag of the crossing edge
25025 when fixing fallthru edges.
25027 2008-02-27 Richard Guenther <rguenther@suse.de>
25029 PR middle-end/35390
25030 * fold-const.c (fold_unary): Return the correct argument,
25031 converted to the result type.
25033 2008-02-27 Richard Guenther <rguenther@suse.de>
25035 PR middle-end/34971
25036 * expr.c (expand_expr_real_1): Assert on rotates that operate
25038 * fold-const.c (fold_binary): Use the types precision, not the
25039 bitsize of the mode if folding rotate expressions. Build rotates
25040 only for full modes.
25042 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25044 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25045 and CPP_PRAGMA_EOL.
25046 * c-pragma.c (pragma_ns_name): New typedef.
25047 (registered_pp_pragmas): New variable.
25048 (c_pp_lookup_pragma): New function.
25049 (c_register_pragma_1): If flag_preprocess_only, do nothing
25050 for non-expanded pragmas, for expanded ones push pragma's
25051 namespace and name into registered_pp_pragmas vector.
25052 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25053 flag_preprocess_only, don't register GCC pch_preprocess
25054 pragma if flag_preprocess_only.
25055 * c-opts.c (c_common_init): Call init_pragma even if
25056 flag_preprocess_only.
25057 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25058 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25059 cpp_register_pragma if flag_preprocess_only.
25061 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25064 * c-parser.c (c_parser_translation_unit): Warn for empty
25065 translation unit, not empty source file.
25067 2008-02-26 Paul Brook <paul@codesourcery.com>
25069 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25070 operand for Thumb-2.
25071 * config/arm/arm.h (reg_class): Add CORE_REGS.
25072 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25073 (BASE_REG_CLASS): Use CORE_REGS.
25074 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25075 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25076 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25077 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25078 ARM_REGNO_OK_FOR_INDEX_P.
25079 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25080 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25081 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25082 (ldm/stm peepholes): Ditto.
25083 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25084 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25085 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25086 * config/arm/constraints.md: Enable "k" constraint on ARM.
25088 2008-02-27 Ben Elliston <bje@au.ibm.com>
25090 * config/rs6000/rs6000.c: Annotate cache line size field in all
25091 instances of struct processor_costs.
25093 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25095 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25096 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25097 jump_bypass): New counters.
25098 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25099 * dce.c (gate_ud_dce): Same.
25100 (gate_fast_dce): Same.
25101 * dse.c (gate_dse1): New function.
25102 (gate_dse2): New function.
25103 (gate_dse): Merge results of new gate functions.
25104 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25105 (gate_handle_jump_bypass): Add dbg_cnt.
25106 (gate_handle_gcse): Add dbg_cnt.
25107 * ifcvt.c (gate_handle_if_conversion): Same.
25108 (gate_handle_if_after_combine): Same.
25109 (gate_handle_if_after_reload): Same.
25110 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25112 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25114 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25116 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25118 2008-02-26 Jason Merrill <jason@redhat.com>
25121 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25122 alone if it's the naming decl for the type's main variant.
25124 2008-02-26 Tom Tromey <tromey@redhat.com>
25126 * system.h (USE_MAPPED_LOCATION): Poison.
25127 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25128 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25129 (make_goto_expr_edges): Likewise.
25130 (remove_bb): Likewise.
25131 (execute_warn_function_return): Likewise.
25132 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25134 * c-common.c (fname_decl): Remove old location code.
25135 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25137 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25139 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25140 (gen_rtx_ASM_INPUT): Likewise.
25141 (gen_rtx_ASM_INPUT_loc): Likewise.
25142 (get_rtx_asm_OPERANDS): Remove.
25143 * cfglayout.c (insn_locators_alloc): Remove old location code.
25144 (set_curr_insn_source_location): Likewise.
25145 (curr_insn_locator): Likewise.
25146 * print-tree.c (print_node): Remove old location code.
25147 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25148 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25149 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25150 location_from_locus.
25151 (construct_exit_block): Remove old location code.
25152 * emit-rtl.c (force_next_line_note): Remove old location code.
25153 * profile.c (branch_prob): Remove old location code.
25154 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25155 LOC_LINE): Remove old-location variants.
25156 * langhooks.c (lhd_print_error_function): Remove old location
25158 * configure, config.in: Rebuilt.
25159 * configure.ac (--enable-mapped-location): Remove.
25160 * c-decl.c (c_init_decl_processing): Remove old location code.
25161 (finish_function): Likewise.
25162 * recog.c (decode_asm_operands): Remove old location code.
25163 * c-pch.c (c_common_read_pch): Remove old location code.
25164 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25166 * gimple-low.c (lower_function_body): Remove old location code.
25167 * toplev.c (unknown_location): Remove.
25168 (push_srcloc): Remove old-location variant.
25169 (process_options): Remove old location code.
25170 (lang_dependent_init): Likewise.
25171 * input.h (UNKNOWN_LOCATION): Move definition.
25172 (location_t): Undeprecate.
25173 (source_locus): Remove.
25174 (location_from_locus): Remove.
25175 (struct location_s): Remove.
25176 Remove all old-location code.
25177 (input_line, input_filename): Remove.
25178 * final.c (final_scan_insn): Remove old location code.
25179 * diagnostic.c (diagnostic_build_prefix): Remove
25180 USE_MAPPED_LOCATION test.
25181 * tree.h (gimple_stmt) <locus>: Now a location_t.
25182 (tree_exp) <locus>: Likewise.
25183 (DECL_IS_BUILTIN): Remove old-location variant.
25184 (annotate_with_file_line, annotate_with_locus): Likewise.
25185 (expr_locus, set_expr_locus): Update.
25186 * tree.c (build1_stat): Remove old location code.
25187 (last_annotated_node): Remove.
25188 (annotate_with_file_line): Remove old-location variant.
25189 (annotate_with_locus): Likewise.
25190 (expr_location): Remove old location code.
25191 (set_expr_location): Likewise.
25192 (expr_has_location): Likewise.
25193 (expr_locus): Likewise.
25194 (set_expr_locus): Likewise.
25195 (expr_filename): Don't use location_from_locus.
25196 (expr_lineno): Likewise.
25197 * rtl-error.c (location_for_asm): Remove old location code.
25198 * c-lex.c (cb_line_change): Remove old location code.
25199 (fe_file_change): Likewise.
25200 (cb_def_pragma): Likewise.
25201 (c_lex_with_flags): Likewise.
25202 * gengtype.c (do_typedef): Don't special-case location types.
25203 (define_location_structures): Remove.
25204 (main): Don't call define_location_structures.
25205 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25208 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25211 * builtins.def (BUILT_IN_STDARG_START): Remove.
25212 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25213 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25214 * tree-inline.c (inline_forbidden_p_1): Likewise.
25216 2008-02-26 Richard Guenther <rguenther@suse.de>
25218 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25219 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25220 (lookup_decl_from_uid): Declare.
25221 (remove_decl_from_map): Likewise.
25222 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25223 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25224 (decl_for_uid_map): New global hashtable mapping DECL_UID
25226 (init_ttree): Allocate it.
25227 (insert_decl_to_uid_decl_map): New helper function.
25228 (make_node_stat): Insert new decls into the map.
25229 (copy_node_stat): Likewise.
25230 (lookup_decl_from_uid): New function.
25231 (remove_decl_from_map): Likewise.
25232 (print_decl_for_uid_map_statistics): New helper.
25233 (dump_tree_statistics): Call it.
25235 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25236 (referenced_var_iterator): Adjust.
25237 (FOR_EACH_REFERENCED_VAR): Adjust.
25238 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25239 (num_referenced_vars): Adjust.
25240 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25241 (first_referenced_var): Remove.
25242 (end_referenced_vars_p): Likewise.
25243 (next_referenced_var): Likewise.
25244 (referenced_var_iterator_set): New helper function.
25245 * tree-dfa.c (referenced_var_lookup): Adjust.
25246 (referenced_var_check_and_insert): Likewise.
25247 (remove_referenced_var): Likewise.
25248 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25249 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25250 (verify_call_clobbering): Likewise.
25251 (verify_memory_partitions): Likewise.
25252 (init_tree_ssa): Allocate bitmap instead of hashtable for
25254 (delete_tree_ssa): Adjust.
25255 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25256 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25257 (compute_tag_properties): Likewise.
25258 (set_initial_properties): Likewise.
25259 (find_partition_for): Likewise.
25260 (update_reference_counts): Likewise.
25261 (dump_may_aliases_for): Likewise.
25262 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25263 (add_call_clobber_ops): Likewise.
25264 (add_call_read_ops): Likewise.
25265 (get_asm_expr_operands): Likewise.
25266 * tree-into-ssa.c (dump_decl_set): Likewise.
25267 (update_ssa): Likewise.
25268 * tree-sra.c (scan_function): Likewise.
25269 (decide_instantiations): Likewise.
25270 (scalarize_parms): Likewise.
25271 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25272 (dsa_named_for): Likewise.
25273 * tree-ssa-structalias.c (update_alias_info): Likewise.
25274 (merge_smts_into): Likewise.
25276 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25279 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25280 * c-opts.c (c_common_handle_option): Wall enables
25281 Wvolatile-register-var.
25282 * common.opt: Move Wvolatile-register-var to...
25285 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25287 * common.opt (Wlarger-than=): New.
25288 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25290 * opts.c (common_handle_option): Handle -Wlarger-than=.
25291 * optc-gen.awk: Likewise.
25292 * opth-gen.awk: Likewise.
25293 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25294 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25296 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25298 * c-common.c (match_case_to_enum_1): Add appropriate
25299 OPT_W* parameter to warning.
25300 (c_do_switch_warnings): Likewise.
25301 * c-typeck.c (warning_init): Add one more parameter following
25302 'warning' function.
25303 (push_init_level): Update call to warning_init.
25304 (pop_init_level): Likewise.
25305 (add_pending_init): Likewise.
25306 (output_init_element: Likewise.
25308 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25311 * toplev.c (toplev_main): If there are warnings or error, print
25312 errors for ignored options.
25313 * opts.c (ignored_options): New static variable.
25314 (postpone_unknown_option_error): New.
25315 (print_ignored_options): New.
25316 (handle_option): Postpone errors for unknown -Wno-* options.
25317 * opts.h (print_ignored_options): Declare.
25319 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25321 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25324 2008-02-25 Richard Guenther <rguenther@suse.de>
25327 2008-02-25 Richard Guenther <rguenther@suse.de>
25329 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25330 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25331 (lookup_decl_from_uid): Declare.
25332 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25333 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25334 (decl_for_uid_map): New global hashtable mapping DECL_UID
25336 (init_ttree): Allocate it.
25337 (insert_decl_to_uid_decl_map): New helper function.
25338 (make_node_stat): Insert new decls into the map.
25339 (copy_node_stat): Likewise.
25340 (lookup_decl_from_uid): New function.
25341 (print_decl_for_uid_map_statistics): New helper.
25342 (dump_tree_statistics): Call it.
25344 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25345 (referenced_var_iterator): Adjust.
25346 (FOR_EACH_REFERENCED_VAR): Adjust.
25347 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25348 (num_referenced_vars): Adjust.
25349 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25350 (first_referenced_var): Remove.
25351 (end_referenced_vars_p): Likewise.
25352 (next_referenced_var): Likewise.
25353 (referenced_var_iterator_set): New helper function.
25354 * tree-dfa.c (referenced_var_lookup): Adjust.
25355 (referenced_var_check_and_insert): Likewise.
25356 (remove_referenced_var): Likewise.
25357 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25358 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25359 (verify_call_clobbering): Likewise.
25360 (verify_memory_partitions): Likewise.
25361 (init_tree_ssa): Allocate bitmap instead of hashtable for
25363 (delete_tree_ssa): Adjust.
25364 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25365 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25366 (compute_tag_properties): Likewise.
25367 (set_initial_properties): Likewise.
25368 (find_partition_for): Likewise.
25369 (update_reference_counts): Likewise.
25370 (dump_may_aliases_for): Likewise.
25371 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25372 (add_call_clobber_ops): Likewise.
25373 (add_call_read_ops): Likewise.
25374 (get_asm_expr_operands): Likewise.
25375 * tree-into-ssa.c (dump_decl_set): Likewise.
25376 (update_ssa): Likewise.
25377 * tree-sra.c (scan_function): Likewise.
25378 (decide_instantiations): Likewise.
25379 (scalarize_parms): Likewise.
25380 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25381 (dsa_named_for): Likewise.
25382 * tree-ssa-structalias.c (update_alias_info): Likewise.
25383 (merge_smts_into): Likewise.
25385 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25388 * doc/invoke.texi (-fcx-limited-range): Document new option.
25389 * toplev.c (process_options): Handle -fcx-fortran-rules.
25390 * common.opt: Add documentation for -fcx-fortran-rules.
25392 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25395 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25396 actual behaviour and C99.
25398 2008-02-26 Ben Elliston <bje@au.ibm.com>
25400 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25401 (ASM_CPU_POWER6_SPEC): Likewise.
25402 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25403 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25404 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25406 2008-02-25 Richard Guenther <rguenther@suse.de>
25408 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25409 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25410 (lookup_decl_from_uid): Declare.
25411 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25412 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25413 (decl_for_uid_map): New global hashtable mapping DECL_UID
25415 (init_ttree): Allocate it.
25416 (insert_decl_to_uid_decl_map): New helper function.
25417 (make_node_stat): Insert new decls into the map.
25418 (copy_node_stat): Likewise.
25419 (lookup_decl_from_uid): New function.
25420 (print_decl_for_uid_map_statistics): New helper.
25421 (dump_tree_statistics): Call it.
25423 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25424 (referenced_var_iterator): Adjust.
25425 (FOR_EACH_REFERENCED_VAR): Adjust.
25426 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25427 (num_referenced_vars): Adjust.
25428 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25429 (first_referenced_var): Remove.
25430 (end_referenced_vars_p): Likewise.
25431 (next_referenced_var): Likewise.
25432 (referenced_var_iterator_set): New helper function.
25433 * tree-dfa.c (referenced_var_lookup): Adjust.
25434 (referenced_var_check_and_insert): Likewise.
25435 (remove_referenced_var): Likewise.
25436 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25437 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25438 (verify_call_clobbering): Likewise.
25439 (verify_memory_partitions): Likewise.
25440 (init_tree_ssa): Allocate bitmap instead of hashtable for
25442 (delete_tree_ssa): Adjust.
25443 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25444 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25445 (compute_tag_properties): Likewise.
25446 (set_initial_properties): Likewise.
25447 (find_partition_for): Likewise.
25448 (update_reference_counts): Likewise.
25449 (dump_may_aliases_for): Likewise.
25450 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25451 (add_call_clobber_ops): Likewise.
25452 (add_call_read_ops): Likewise.
25453 (get_asm_expr_operands): Likewise.
25454 * tree-into-ssa.c (dump_decl_set): Likewise.
25455 (update_ssa): Likewise.
25456 * tree-sra.c (scan_function): Likewise.
25457 (decide_instantiations): Likewise.
25458 (scalarize_parms): Likewise.
25459 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25460 (dsa_named_for): Likewise.
25461 * tree-ssa-structalias.c (update_alias_info): Likewise.
25462 (merge_smts_into): Likewise.
25464 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25467 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25468 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25469 * alias.h (nonoverlapping_memrefs_p): Likewise.
25471 2008-02-25 Jan Beulich <jbeulich@novell.com>
25473 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25474 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25475 __emultls_get_address, __emultls_register_common,
25476 __floatundi?f, and _Unwind_GetIPInfo.
25477 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25478 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25479 (gen_regparm_prefix): Likewise.
25480 (i386_nlm_encode_section_info): Sync with
25481 config/i386/winnt.c:i386_pe_encode_section_info().
25482 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25483 i386_nlm_mangle_decl_assembler_name): New.
25484 (netware_override_options): New.
25485 * config/i386/netware.h (netware_override_options): Declare.
25486 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25487 (i386_nlm_mangle_decl_assembler_name): Declare.
25488 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25490 2008-02-25 Ben Elliston <bje@au.ibm.com>
25493 * c-decl.c (grokdeclarator): Remove unused local variables
25494 `typedef_type' and `type_as_written'.
25496 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25497 unused local variable `has_hot_blocks'.
25498 (fix_crossing_conditional_branches): Remove unused local variable
25501 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25503 PR middle-end/19984
25504 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25505 using DEF_C99_BUILTIN.
25506 (BUILT_IN_NANF): Ditto.
25507 (BUILT_IN_NANL): Ditto.
25509 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25510 Revital Eres <eres@il.ibm.com>
25512 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25513 regarding the order of two dependent insns in the same row.
25515 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25517 * stor-layout.c (layout_decl): Do not bump the alignment of a
25518 bit-field to more than byte alignment if it is packed.
25520 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25522 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25525 2008-02-24 Diego Novillo <dnovillo@google.com>
25527 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25530 * tree-vrp.c (vrp_evaluate_conditional): With
25531 -Wtype-limits, emit a warning when comparing against a
25532 constant outside the natural range of OP0's type.
25533 * c.opt (Wtype-limits): Move ...
25534 * common.opt (Wtype-limits): ... here.
25536 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25538 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25539 * config/rs6000/e300c2c3.md: New file.
25540 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25542 (rs6000_override_options): Add e300c2 and e300c3 cases to
25543 processor_target_table. Do not allow usage of Altivec or Spe
25544 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25545 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25546 * config/rs6000/rs6000.h (processor_type): Add
25547 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25548 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25549 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25550 and ppce300c3. Include e300c2c3.md.
25552 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25554 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25555 instead of TARGET_STRICT_ALIGN.
25557 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25559 * explow.c (memory_address): Assert that the generated address is
25562 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25565 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25566 * config/darwin-ppc-ldouble-patch.def: New file.
25567 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25568 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25569 SUBTARGET_INIT_BUILTINS if defined.
25570 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25573 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25576 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25577 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25579 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25582 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25583 file" warning condtional on -Winvalid-PCH.
25585 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25587 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25589 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25593 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25594 prevent reload from using MMX registers.
25595 (*mov<mode>_internal): Ditto.
25596 (*movv2sf_internal_rex64): Ditto.
25597 (*movv2sf_internal): Ditto.
25599 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25601 PR documentation/31569
25602 * doc/install.texi2html: Use makeinfo --no-number-sections.
25604 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25606 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25607 ensure that we can address an entire entity > 8 bytes. Don't
25608 generate reg+reg addressing for such data.
25610 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25612 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25613 strings when optimizing for size, unless the target cares about
25616 2008-02-22 Tom Tromey <tromey@redhat.com>
25618 * regclass.c (current_pass): Remove declaration.
25620 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25622 * config/avr/libgcc.S (__RAMPZ__): Define.
25623 (__do_copy_data): Add for devices with 128KB code memory.
25625 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25627 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25629 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25631 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25633 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25636 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25639 * c-typeck.c (build_binary_op): Warn about floating point
25640 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25642 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25645 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25646 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25648 (rs6000_override_options): Set altivec_abi as default, not override,
25649 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25650 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25651 is used; use new member spe_abi.
25652 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25653 spe_abi and altivec_abi.
25655 2008-02-22 Tomas Bily <tbily@suse.cz>
25657 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25659 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25662 * config.build (build_file_translate): Set to `CMD //c' only if
25664 * Makefile.in (build_file_translate): Improve comment.
25666 2008-02-21 Jan Hubicka <jh@suse.cz>
25668 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25669 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25670 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25672 2008-02-21 Michael Matz <matz@suse.de>
25675 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25677 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25679 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25680 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25681 as insn constraint.
25682 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25683 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25684 SSE_VEC_FLOAT_MODE_P as insn constraint.
25685 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25686 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25687 sse4a_movntdf using MODEF mode iterator.
25688 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25689 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25690 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25691 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25692 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25693 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25694 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25696 2008-02-21 Richard Guenther <rguenther@suse.de>
25698 * tree.def (PAREN_EXPR): New tree code.
25699 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25701 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25702 * expr.c (expand_expr_real_1): Likewise.
25703 * tree-inline.c (estimate_num_insns_1): Likewise.
25704 * tree-complex.c (expand_complex_move): Likewise.
25705 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25708 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25711 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25713 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25716 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25718 * config/sh/sh.c (find_barrier): Don't go past
25719 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25721 2008-02-20 DJ Delorie <dj@redhat.com>
25723 * config/h8300/h8300.md (insv): Force source operand to be a register.
25725 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25726 as a jump, not as a plain insn.
25728 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25730 * doc/invoke.texi (Warning Options): Add new option
25731 -Wframe-larger-than=.
25732 (-Wframe-larger-than): Document.
25734 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25735 Add declarations for new option variables.
25737 * final.c (final_start_function): Check the frame size
25738 before emission and issue a Wframe-larger-than warning.
25740 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25741 Add definitions for new option variables.
25742 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25744 * common.opt (Wframe-larger-than=): New option.
25746 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25748 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25749 (<sse>_div<mode>3): Ditto.
25750 (<sse>_vmdiv<mode>3): Ditto.
25751 (<sse>_vmsqrt<mode>2): Ditto.
25752 (*smax<mode>3): Ditto.
25753 (sse5_frcz<mode>2): Ditto.
25754 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25755 as insn constraint.
25757 2008-02-20 Richard Guenther <rguenther@suse.de>
25759 PR middle-end/35265
25760 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25761 be happy with INTEGRAL_TYPE_P.
25763 2008-02-20 Richard Guenther <rguenther@suse.de>
25765 * fold-const.c (split_tree): Associate floatig-point expressions
25766 if flag_associative_math is set.
25768 2008-02-20 Richard Guenther <rguenther@suse.de>
25770 * tree.h (fold_real_zero_addition_p): Declare.
25771 * fold-const.c (fold_real_zero_addition_p): Export.
25772 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25773 floating-point operations with zero and one.
25775 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25777 * doc/install.texi: Correct references to CFLAGS, replacing them
25778 with BOOT_CFLAGS. Document flags used during bootstrap for
25781 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25783 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25784 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25785 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25787 (smin<mode>3): Ditto from similar patterns.
25788 (smax<mode>3): Ditto.
25789 (*ieee_smin<mode>3): Ditto.
25790 (*ieee_smax<mode>3): Ditto.
25791 * config/i386/sse.md (sse): New mode attribute.
25792 (mov<mode>): Macroize expander from movv4sf and movv2df using
25793 SSEMODEF2P mode iterator.
25794 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25795 SSE_VEC_FLOAT_MODE_P as insn constraint.
25796 (storent<mode>): Ditto.
25797 (storent<mode>): Macroize expander from storentsf and storentdf using
25798 MODEF mode iterator.
25799 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25800 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25801 (abs<mode>2): Ditto from similar patterns.
25802 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25803 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25804 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25805 (<sse>_vmsqrt<mode>2): Ditto.
25806 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25807 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25808 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25809 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25810 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25811 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25812 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25814 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25815 iterator and SSE_FLOAT_MODE_P as insn constraint.
25816 (<sse>_ucomi): Ditto from similar patterns.
25817 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25818 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25819 SSE_VEC_FLOAT_MODE_P as insn constraint.
25820 (vcond<mode>): Ditto from similar patterns.
25821 (and<mode>3, *and<mode>3): Ditto.
25822 (<sse>_nand<mode>3): Ditto.
25823 (ior<mode>3, *ior<mode>3): Ditto.
25824 (xor<mode>3, *xor<mode>3): Ditto.
25825 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25826 iterator and SSE_FLOAT_MODE_P as insn constraint.
25827 (*nand<mode>3): Ditto from similar patterns.
25828 (*ior<mode>3): Ditto.
25829 (*xor<mode>3): Ditto.
25831 2008-02-20 Ira Rosen <irar@il.ibm.com>
25833 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25834 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25835 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25837 2008-02-19 Jan Hubicka <jh@suse.cz>
25839 * predict.c (tree_bb_level_predictions): Remove variable next
25840 mistakely introduced by previous commit.
25842 2008-02-19 Jan Hubicka <jh@suse.cz>
25844 * predict.c (predict_paths_leading_to): Rewrite.
25845 (predict_paths_for_bb): New.
25846 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25848 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25851 * Makefile.in (build_file_translate): New.
25852 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25853 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25854 * configure.ac (build_file_translate): Substitute it.
25855 * configure: Regenerate.
25857 2008-02-19 Jan Hubicka <jh@suse.cz>
25859 PR rtl-optimization/34408
25860 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25863 2008-02-19 Jan Hubicka <jh@suse.cz>
25865 PR middle-end/28779
25866 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25869 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25872 * config/i386/i386-modes.def: Revert the last DI alignment
25873 change until Ada people can look into it.
25875 2008-02-19 Nick Clifton <nickc@redhat.com>
25877 * opts.c (print_specific_help): Fix typo in --help text.
25879 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25882 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25883 32-bit inline asm without asm alternatives for host GCC < 3.0.
25885 2008-02-19 Richard Guenther <rguenther@suse.de>
25887 PR tree-optimization/34989
25888 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25889 Allow propagation to INDIRECT_REF if we can simplify only.
25891 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25893 * c-common.c (warn_for_collisions_1): Use appropriate option when
25896 2008-02-19 Nick Clifton <nickc@redhat.com>
25899 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25900 (handle_options): Fix indentation.
25901 (print_filtered_help): If no language-specific options were
25902 displayed tell the user how to list all the options supported by
25903 the language's front-end.
25904 (print_specific_help): Fix indentation and remove duplicate line.
25905 (common_handle_option): Handle the -v option.
25906 For --help enable the display of undocumented options if the -v
25907 switch has been included on the command line.
25908 For --help= check for overlaps in the arguments between the option
25909 classes and the language names and issue a warning when they
25910 cannot be disambiguated.
25911 * c.opt (v): Pass on to the common option handler.
25913 2008-02-19 Revital Eres <eres@il.ibm.com>
25915 * modulo-sched.c (sms_schedule): Change dump message when
25916 create_ddg function fails.
25917 (try_scheduling_node_in_cycle): Rename row to cycle.
25918 (print_partial_schedule): Rename CYCLE to ROW.
25920 2008-02-19 Christian Bruel <christian.bruel@st.com>
25921 Zdenek Dvorak <ook@ucw.cz>
25923 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25925 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25928 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25929 (*x86_movdicc_0_m1_se): Ditto.
25931 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25933 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25934 (CMPtype): Define as __gcc_CMPtype.
25935 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25936 (CMPtype): Define as __gcc_CMPtype.
25938 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25940 Support valgrind 3.3 for --enable-checking=valgrind.
25941 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25943 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25944 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25945 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25946 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25947 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25948 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25949 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25951 * ggc-zone.c: Similar.
25952 * ggc-page.c: Similar.
25954 2008-02-19 Paul Brook <paul@codesourcery.com>
25957 * config/arm/ieee754-df.S: Fix do_it typo.
25958 * config/arm/ieee754-sf.S: Fix do_it typo.
25960 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25963 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25964 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25965 (OPTION_MASK_ISA_SSE_SET): Likewise.
25966 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25967 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25968 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25969 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25970 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25971 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25972 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25973 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25974 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25975 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25976 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25977 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25978 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25979 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25980 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25981 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25982 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25983 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25984 (OPTION_MASK_ISA_SSE4): Removed.
25985 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25986 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25987 (override_options): Don't turn on implied SSE/MMX bits in
25990 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25992 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25995 2008-02-18 Joey Ye <joey.ye@intel.com>
25997 PR middle-end/34921
25998 * tree-nested.c (insert_field_into_struct): Set type alignment
25999 to field alignment if the former is less than the latter.
26001 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26003 * BASE-VER: Set to 4.4.0.
26005 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26007 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26008 * doc/cfg.texi: Likewise.
26009 * doc/extend.texi: Likewise.
26010 * doc/gty.texi: Likewise.
26011 * doc/invoke.texi: Likewise.
26012 * doc/loop.texi: Likewise.
26013 * doc/md.texi: Likewise.
26014 * doc/passes.texi: Likewise.
26015 * doc/rtl.texi: Likewise.
26016 * doc/sourcebuild.texi: Likewise.
26017 * doc/tm.texi: Likewise.
26018 * doc/tree-ssa.texi: Likewise.
26020 2008-02-17 Richard Guenther <rguenther@suse.de>
26022 PR middle-end/35227
26023 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26024 without default definition.
26026 2008-02-17 Richard Guenther <rguenther@suse.de>
26028 PR tree-optimization/35231
26029 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26032 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26035 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26036 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26037 libgcc_cmp_return mode.
26039 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26042 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26044 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26046 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26049 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26051 * doc/c-tree.texi: Use `@.' where appropriate.
26052 * doc/extend.texi: Likewise.
26053 * doc/install.texi: Likewise.
26054 * doc/invoke.texi: Likewise.
26055 * doc/loop.texi: Likewise.
26056 * doc/makefile.texi: Likewise.
26057 * doc/md.texi: Likewise.
26058 * doc/passes.texi: Likewise.
26059 * doc/standards.texi: Likewise.
26060 * doc/tm.texi: Likewise.
26062 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26064 PR middle-end/35196
26065 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26067 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26068 rather than in entry_bb.
26070 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26072 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26073 libgcc_cmp_return mode.
26075 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26077 PR middle-end/35130
26078 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26079 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26081 2008-02-15 Richard Guenther <rguenther@suse.de>
26082 Zdenek Dvorak <ook@ucw.cz>
26084 PR tree-optimization/35164
26085 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26086 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26087 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26088 Only propagate addresses which do not have abnormal SSA_NAMEs
26091 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26094 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26096 2008-02-15 Jan Hubicka <jh@suse.cz>
26098 PR middle-end/35149
26099 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26101 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26103 PR middle-end/34621
26104 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26105 when calculating alignment_pad.
26107 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26109 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26110 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26111 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26112 and STACK_BOUNDARY define.
26114 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26116 PR preprocessor/35061
26117 * c-pragma.c (handle_pragma_pop_macro): Check that
26118 pushed_macro_table has been allocated.
26120 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26122 PR middle-end/35136
26123 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26124 (force_gimple_operand): Likewise.
26125 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26126 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26127 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26128 (find_interesting_uses_address): Check addressability and alignment
26129 of the base expression only after substituting bases of IVs into it.
26131 2008-02-14 Michael Matz <matz@suse.de>
26134 * function.c (instantiate_virtual_regs_in_insn): Reload address
26135 before falling back to reloading the whole operand.
26137 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26139 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26140 before the first section switch note.
26142 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26144 * doc/bugreport.texi: Update copyright years.
26145 * doc/c-tree.texi: Likewise.
26146 * doc/cfg.texi: Likewise.
26147 * doc/cpp.texi: Likewise.
26148 * doc/cppinternals.texi: Likewise.
26149 * doc/fragments.texi: Likewise.
26150 * doc/frontends.texi: Likewise.
26151 * doc/gcc.texi: Likewise.
26152 * doc/gty.texi: Likewise.
26153 * doc/hostconfig.texi: Likewise.
26154 * doc/implement-c.texi: Likewise.
26155 * doc/libgcc.texi: Likewise.
26156 * doc/loop.texi: Likewise.
26157 * doc/makefile.texi: Likewise.
26158 * doc/options.texi: Likewise.
26159 * doc/passes.texi: Likewise.
26160 * doc/rtl.texi: Likewise.
26161 * doc/sourcebuild.texi: Likewise.
26162 * doc/standards.texi: Likewise.
26163 * doc/tree-ssa.texi: Likewise.
26164 * doc/trouble.texi: Likewise.
26166 * doc/extend.texi: Use @: or add comma where appropriate.
26167 * doc/invoke.texi: Likewise.
26168 * doc/tm.texi: Likewise.
26170 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26173 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26176 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26178 * doc/md.texi (clz, ctz): Add reference.
26179 * doc/rtl.texi (clz, ctz): Likewise.
26181 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26184 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26187 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26189 * config/s390/s390.c (struct constant_pool): New field
26190 emit_pool_after added.
26191 (s390_mainpool_start): Set the emit_pool_after flag according
26192 to the section switch notes.
26193 (s390_mainpool_finish): Consider emit_pool_after when emitting
26194 the literal pool at the end of the function.
26195 (s390_chunkify_start): Force literal pool splits at section
26198 2008-02-13 Michael Matz <matz@suse.de>
26201 * var-tracking.c (clobber_variable_part): Correctly traverse the
26204 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26207 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26208 Add -fdump-ipa-inline.
26209 * tree-dump.c (dump_files): Remove tree-inlined dump.
26210 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26212 2008-02-12 Richard Guenther <rguenther@suse.de>
26214 PR tree-optimization/35171
26215 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26218 2008-02-12 Richard Guenther <rguenther@suse.de>
26220 PR middle-end/35163
26221 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26222 value-preserving mode. Disallow final truncation.
26224 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26226 PR middle-end/35136
26227 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26228 code from here to...
26229 (force_gimple_operand): ...here.
26231 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26234 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26235 non-compatible pointers.
26236 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26237 different FIELD_DECLs, try harder by comparing field offsets, sizes
26240 PR inline-asm/35160
26241 * function.c (match_asm_constraints_1): Don't replace the same input
26244 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26246 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26247 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26248 (expand_epilogue): Restore RAMPZ register.
26249 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26251 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26253 * config/i386/cygwin.asm: (__alloca): Correct calling
26254 convention and alignment.
26255 (__chkstk): Force 8 byte stack alignment.
26257 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26258 Richard Guenther <rguenther@suse.de>
26260 PR tree-optimization/33992
26261 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26262 the zero we compare against.
26264 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26266 PR libfortran/35063
26267 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26268 to CloseHandle after unlocking to prevent accumulation of handle
26271 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26273 PR middle_end/34150
26274 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26275 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26276 and update LABEL_NUSES during and after reload.
26278 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26280 PR middle-end/34627
26281 * combine.c (simplify_if_then_else): Make sure the comparison is
26282 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26284 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26287 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26288 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26289 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26290 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26291 * tree.h (get_type_static_bounds): Likewise.
26293 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26295 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26296 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26297 Make -Wfoo language annotations match what the compiler outputs.
26299 2008-02-08 Sa Liu <saliu@de.ibm.com>
26301 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26302 intrinsics spu_convts, spu_convtu, spu_convtf.
26304 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26306 * doc/extend.texi (Function Attributes) <noinline>: Mention
26307 asm ("") as method to keep calls.
26309 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26312 * doc/options.texi (Options): Replace references to opts.sh with
26314 * opts-common.c: Likewise.
26315 * optc-gen.awk: Likewise.
26317 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26319 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26321 2008-02-07 Richard Henderson <rth@redhat.com>
26324 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26325 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26328 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26330 PR tree-optimization/35085
26331 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26332 for operand entry oe2 in addition to operand entry oe3 in order to
26333 expose more opportunities for vectorizer sum reduction.
26335 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26338 * Makefile.in (LIBS): Remove $(GMPLIBS).
26339 (cc1-dummy, cc1): Add $(GMPLIBS).
26341 2008-02-06 Jan Hubicka <jh@suse.cz>
26344 * i386.md (moddf_integer): Do not produce partial memory stalls for
26345 targets where it hurts.
26347 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26350 * optabs.c (expand_float): Do not check for decimal modes when
26351 expanding unsigned integer through signed conversion.
26353 2008-02-06 Nick Clifton <nickc@redhat.com>
26355 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26356 inside the clobber with a match_operand and duplicated operand
26357 number in the constraint.
26358 (ineqbranchsi): Delete redundant comment.
26360 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26362 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26363 builtin_define ("__USE_INIT_FINI__").
26364 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26366 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26368 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26370 PR documentation/30330
26371 * doc/invoke.texi (C++ Dialect Options)
26372 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26373 For each warning option -Wfoo that allows -Wno-foo, ensure both
26374 -Wfoo and -Wno-foo are listed in the option index. Fix index
26375 entry of -Wswitch-default, index -Wnormalized= including the
26376 `=', and -Wlarger-than-@var{len} including @var{len}.
26378 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26380 * config/i386/i386.md (floatunssisf2): Use
26381 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26382 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26383 Macroize expander using MODEF mode iterator.
26385 2008-02-05 Diego Novillo <dnovillo@google.com>
26387 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26390 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26392 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26395 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26397 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26400 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26401 to indicate if a message should be generated.
26402 (init_cumulative_args): Updated.
26403 (function_value_32): Likewise.
26405 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26407 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26409 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26412 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26413 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26415 2008-02-04 Diego Novillo <dnovillo@google.com>
26417 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26420 * tree-vrp.c (vrp_evaluate_conditional): With
26421 -Wtype-limits, emit a warning when comparing against a
26422 constant outside the natural range of OP0's type.
26424 2008-02-04 Richard Guenther <rguenther@suse.de>
26426 PR middle-end/33631
26427 * expr.c (count_type_elements): Give for unions instead of
26430 2008-02-04 Richard Guenther <rguenther@suse.de>
26432 PR middle-end/35043
26433 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26434 to TYPE_DOMAINs base type instead of using bitsizetype here.
26436 2008-02-03 Jason Merrill <jason@redhat.com>
26438 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26440 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26443 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26444 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26445 (RS/6000 and PowerPC Options): Fix typos and markup.
26446 * doc/passes.texi (Tree-SSA passes): Likewise.
26448 2008-02-02 Michael Matz <matz@suse.de>
26451 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26452 from record_last_reg_set_info.
26453 (record_last_reg_set_info): Take an RTX argument, iterate over all
26454 constituent hardregs.
26455 (record_last_set_info, record_opr_changes): Change calls to
26456 new signature or to record_last_reg_set_info_regno.
26458 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26460 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26462 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26464 PR rtl-optimization/34773
26465 * reg-notes.def (EQUAL): Mention significance of combination of
26466 REG_EQUAL and REG_RETVAL.
26467 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26468 insn that has a REG_RETVAL.
26470 2008-02-01 Roger Sayle <roger@eyesopen.com>
26473 * configure.ac (--enable-fixed-point): Disable unless explicitly
26475 * configure: Regenerate.
26477 2008-02-01 Richard Guenther <rguenther@suse.de>
26480 * invoke.texi (-finline-limit): Remove no longer true parts
26481 of the documentation. Note that there is no default value.
26483 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26484 Mark Mitchell <mark@codesourcery.com>
26485 Ben Elliston <bje@au.ibm.com>
26488 * doc/extend.texi (Other Builtins): Document.
26490 2008-01-31 Tom Browder <tom.browder@gmail.com>
26492 * doc/c-tree.texi (Types): Fix grammar.
26493 (Expression trees): Ditto.
26494 * doc/passes.texi (Tree-SSA passes): Ditto.
26496 * doc/configterms.texi (Configure Terms): Fix typo.
26497 * doc/cpp.texi (Common Predefined Macros): Ditto.
26498 * doc/md.texi (Machine Constraints): Ditto.
26500 * doc/makefile.texi (Makefile): Add comma.
26502 2008-01-31 Tom Browder <tom.browder@gmail.com>
26503 Gerald Pfeifer <gerald@pfeifer.com>
26505 * doc/sourcebuild.texi (Front End): Remove references to CVS
26506 and CVSROOT/modules.
26507 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26508 (Back End): Remove reference to CVS.
26510 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26513 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26515 (mips16_gp_pseudo_reg): ...here.
26516 * config/mips/mips.md (load_const_gp): Replace with...
26517 (load_const_gp_<mode>): ...this :P-based insn.
26519 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26521 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26522 options. Minor fixes.
26523 (-std): Move reference to standards closer to where language
26524 standards are first mentioned.
26526 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26528 PR rtl-optimization/34995
26529 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26530 parameter and return a bool. If the rtx parameter is nonnull,
26531 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26532 (find_reloads): Update call accordingly. Pass the new operand
26533 if it needed no address reloads, otherwise pass null.
26535 2008-01-30 Richard Henderson <rth@redhat.com>
26538 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26539 for unbounded arrays.
26541 2008-01-30 Silvius Rus <rus@google.com>
26543 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26545 2008-01-30 Jan Hubicka <jh@suse.cz>
26548 * i386.c (init_cumulative_args): Use real function declaration when
26551 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26553 PR rtl-optimization/34998
26554 * global.c (build_insn_chain): Treat non-subreg_lowpart
26555 SUBREGs of pseudos as clobbering all the words covered by the
26556 SUBREG, not just all the bytes.
26557 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26558 original df_ref rather than an extract parameter.
26559 (global_conflicts): Update call accordingly.
26561 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26563 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26564 the overflow check to make it easier to read.
26565 (__fixtfdi): Change the type of the ll member in union
26566 long_double to UDItype_x.
26568 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26570 PR middle-end/34969
26571 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26572 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26573 * tree-inline.c (fold_marked_statements): Call
26574 cgraph_update_edges_for_call_stmt if folding a call statement.
26575 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26576 debug_generic_stmt calls, reset it back afterwards.
26579 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26581 * c-typeck.c (build_external_ref): Don't pedwarn about
26582 static vars in current function's scope.
26584 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26586 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26588 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26591 * ipa-struct-reorg.c: Fix spelling.
26592 * params.def: Ditto.
26594 2008-01-29 Richard Guenther <rguenther@suse.de>
26596 PR middle-end/35006
26597 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26599 * tree-inline.c (remap_type): Increment remapping_type_depth
26600 around remapping types.
26601 (copy_body_r): Only add referenced variables if they are referenced
26602 from code, not types.
26604 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26615 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26616 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26618 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26621 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26622 pointer for tiny stack.
26624 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26626 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26628 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26630 * config/vx-common.h: Fix typo in comment.
26632 2008-01-28 Ian Lance Taylor <iant@google.com>
26636 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26637 coalesce pointers if they have different DECL_NO_TBAA_P values.
26638 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26639 between variables with different DECL_NO_TBAA_P values.
26641 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26644 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26645 are not legitimate small data references on SPE targets.
26647 2008-01-28 David Daney <ddaney@avtrex.com>
26649 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26651 2008-01-28 David Daney <ddaney@avtrex.com>
26653 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26655 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26657 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26658 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26659 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26660 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26661 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26662 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26663 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26664 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26666 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26668 * basic-block.h (condjump_equiv_p): Fix comment.
26670 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26672 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26673 print_generic_stmt_indented): Fix comment.
26675 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26677 * configure.ac (__stack_chk_fail): Add detecion for availability
26678 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26679 * configure: Regenerate.
26681 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26683 PR middle-end/34688
26684 * final.c (output_addr_const): Handle TRUNCATE.
26686 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26689 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26690 (zero_cost, infinite_cost): New constants.
26691 (struct cost_pair): Change type of cost to comp_cost.
26692 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26693 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26695 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26696 split_address_cost, ptr_difference_cost, difference_cost,
26697 get_computation_cost_at, get_computation_cost,
26698 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26699 determine_use_iv_cost_condition, determine_use_iv_costs,
26700 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26701 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26702 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26703 Change type of cost to comp_cost.
26704 (determine_iv_cost): Increase cost of non-original ivs, instead
26705 of decreasing the cost of original ones.
26706 (get_address_cost): Indicate the complexity of the addressing mode
26708 (try_add_cand_for): Prefer using ivs not specific to some object.
26709 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26711 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26712 Janis Johnson <janis187@us.ibm.com>
26715 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26716 (TARGET_INSTANTIATE_DECLS): Likewise.
26717 * target.h (expand_to_rtl_hook): New target hook.
26718 (instantiate_decls): Likewise.
26719 * function.c (instantiate_decl): Make non-static. Rename to...
26720 (instantiate_decl_rtl): ... this.
26721 (instantiate_expr): Use instantiate_decl_rtl.
26722 (instantiate_decls_1): Likewise.
26723 (instantiate_decls): Likewise.
26724 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26725 * function.h (instantiate_decl_rtl): Add prototype.
26726 * cfgexpand.c (target.h): New include.
26727 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26728 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26729 (TARGET_INSTANTIATE_DECLS): Likewise.
26730 (TARGET_INITIALIZER): New target hooks added.
26731 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26733 * config/rs6000/rs6000.c (tree-flow.h): New include.
26734 (machine_function): Add sdmode_stack_slot field.
26735 (rs6000_alloc_sdmode_stack_slot): New function.
26736 (rs6000_instantiate_decls): Likewise.
26737 (rs6000_secondary_memory_needed_rtx): Likewise.
26738 (rs6000_check_sdmode): Likewise.
26739 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26740 (TARGET_INSTANTIATE_DECLS): Likewise.
26741 (rs6000_hard_regno_mode_ok): Allow SDmode.
26742 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26743 (rs6000_emit_move): Handle SDmode.
26744 (function_arg_advance): Likewise.
26745 (function_arg): Likewise.
26746 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26747 SDmode var args for 32-bit compiles.
26748 (rs6000_secondary_reload_class): Handle SDmode.
26749 (rs6000_output_function_epilogue): Likewise.
26750 (rs6000_function_value): Simplify if statement.
26751 (rs6000_libcall_value): Likewise.
26752 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26753 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26754 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26755 (movsd_hardfloat): New define_insn.
26756 (movsd_softfloat): Likewise.
26757 (movsd_store): Likewise.
26758 (movsd_load): Likewise.
26759 (extendsddd2): Likewise.
26760 (extendsdtd2): Likewise.
26761 (truncddsd2): Likewise.
26762 (movdd_hardfloat64): Fixup comment.
26763 (UNSPEC_MOVSD_LOAD): New constant.
26764 (UNSPEC_MOVSD_STORE): Likewise.
26766 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26769 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26771 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26772 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26773 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26774 and TRUTH_XOR_EXPR.
26776 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26779 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26780 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26781 __LONGDOUBLE128 too.
26782 * config/rs6000/aix61.h: New file.
26784 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26786 PR rtl-optimization/34959
26787 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26788 popcount and parity rtxes the same mode as their operand.
26789 Truncate or extend the result to the return value's mode
26792 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26795 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26796 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26797 to GOT_VERSION_REGNUM.
26798 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26799 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26800 * config/mips/mips.c (mips_emit_call_insn): New function.
26801 (mips_call_tls_get_addr): Call mips_expand_call directly.
26802 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26804 (mips16_build_call_stub): Likewise. Return the call insn or null.
26805 (mips_expand_call): Update the call to mips16_build_call_stub
26806 accordingly and a remove redundant condition. Assert that MIPS16
26807 stubs do not use lazy binding. Use mips_emit_call_insn and return
26809 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26811 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26812 (mips_avoid_hazard): Remove hazard_set handling.
26813 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26814 (UNSPEC_RESTORE_GP): ...this.
26815 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26816 (FAKE_CALL_REGNO): Rename to...
26817 (GOT_VERSION_REGNUM): ...this.
26818 (type): Add "ghost" value. Add an associated insn reservation.
26819 (hazard_set): Remove.
26820 (exception_receiver): Rename to...
26821 (restore_gp): ...this and update the unspec identifier accordingly.
26822 (exception_receiver, nonlocal_got_receiver): New expanders.
26823 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26824 FAKE_CALL_REGNO. Remove hazard_set attribute.
26825 (set_got_version, update_got_version): New patterns.
26827 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26830 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26832 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26835 * doc/install.texi2html: Generate gcc-vers.texi.
26837 2008-01-25 DJ Delorie <dj@redhat.com>
26839 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26841 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26843 * config/c4x: Remove directory.
26844 * config.gcc (crx-*, mt-*): Mark obsolete.
26845 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26846 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26847 sh-*-rtemscoff*): Remove cases.
26848 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26849 * real.c (encode_c4x_single, decode_c4x_single,
26850 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26851 c4x_extended_format): Remove.
26852 * real.h (c4x_single_format, c4x_extended_format): Remove.
26853 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26855 (Pragmas): Remove comment about c4x pragmas.
26856 * doc/install.texi (c4x): Remove target-specific instructions.
26857 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26858 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26859 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26860 refer to C4x source files as examples.
26861 (C4X_FLOAT_FORMAT): Remove documentation.
26863 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26865 * config/bfin/bfin.c (override_options): Reorder tests so that
26866 flag_pic gets enabled for -msep-data.
26868 2008-01-25 Richard Guenther <rguenther@suse.de>
26870 PR middle-end/32244
26871 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26872 to its bitfield precision if required.
26874 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26876 PR middle-end/33880
26877 * tree-nested.c (walk_omp_for): New function.
26878 (convert_nonlocal_reference, convert_local_reference): Call
26879 walk_omp_for on OMP_FOR.
26880 (convert_call_expr): Call walk_body on OMP_FOR's
26881 OMP_FOR_PRE_INIT_BODY.
26883 2008-01-25 Richard Guenther <rguenther@suse.de>
26885 PR tree-optimization/34966
26886 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26887 default defs and PHI_NODEs we have to insert after the
26888 defining statement.
26890 2008-01-24 Nick Clifton <nickc@redhat.com>
26892 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26893 Provide a default definition.
26894 (LIBGCC2_UNITS_PER_WORD): Likewise.
26896 * config/stormy16/stormy16.c: Include df.h for the prototype
26897 for df_regs_ever_live_p.
26898 (xstormy16_expand_builtin_va_start): Convert the stack offset
26899 into a component_ref and then use POINTER_PLUS_EXPR to add it
26900 to the incoming_virtual_args_rtx.
26901 (xstormy16_gimplify_va_arg_expr): Rename to
26902 xstormy16_gimplify_va_arg_expr.
26903 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26904 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26905 xstormy16_gimplify_va_arg_expr.
26906 Fix up some formatting issues.
26908 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26909 Move to predicates.md.
26910 (xs_hi_general_operand): Likewise.
26911 (xs_hi_nonmemory_operand): Likewise.
26912 * config/stormy16/predicates.md:
26913 (xstormy16_carry_plus_operand): New predicate.
26914 (xs_hi_general_operand): New predicate.
26915 (xs_hi_nonmemory_operand): New predicate.
26916 * config/stormy16/stormy16-protos.h:
26917 (xstormy16_carry_plus_operand): Delete prototype.
26918 (xs_hi_general_operand): Likewise.
26919 (xs_hi_nonmemory_operand): Likewise.
26921 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26922 modifiers as they are no longer needed and they can trigger
26923 reload spill failures.
26925 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26926 with a match_operand in order to help reload.
26928 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26929 constraint with 'e' for the 8th alternative as this version of
26930 the mov.w instruction only accepts the lower 8 registers.
26932 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26935 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26936 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26939 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26941 PR middle-end/33333
26942 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26944 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26946 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26948 (remove_structure): Update allocations list before removing structure.
26950 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26952 * ipa-struct-reorg.c (is_safe_cond_expr,
26953 create_new_stmts_for_cond_expr): Use integer_zerop function,
26954 that recognize not only zero-pointer, but zero-integer too.
26956 2008-01-25 Ben Elliston <bje@au.ibm.com>
26959 * fixproto: Escape "." in sed expression that strips leading "./".
26961 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26964 * gcc.c (SWITCH_OK): Removed.
26965 (SWITCH_LIVE): Changed to bit.
26966 (SWITCH_FALSE): Likewise.
26967 (SWITCH_IGNORE): Likewise.
26968 (switchstr): Change live_cond to unsigned int.
26969 (process_command): Replace SWITCH_OK with 0.
26970 (do_self_spec): Likewise.
26971 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26972 (give_switch): Likewise.
26973 (used_arg): Likewise.
26974 (do_spec_1): Set the SWITCH_IGNORE bit.
26975 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26976 bits. Set the SWITCH_LIVE bit.
26978 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26980 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26982 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26984 PR tree-optimization/34472
26985 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26986 parameter to a "bool *" and set *DATA to false if there is
26987 an unsafe access. Do not delete the structure here.
26988 (check_cond_exprs): Delete it here instead.
26989 (check_cond_exprs, exclude_cold_structs): Do not increase
26990 I when removing a structure.
26992 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26995 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26996 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26998 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27000 PR middle-end/34934
27001 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27002 a fixed vector for stack.
27004 2008-01-24 Ben Elliston <bje@au.ibm.com>
27007 * doc/gcc.texi (Software development): Add a direntry for g++.
27009 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27011 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27012 stale and straggling -fforce-addr comments above.
27014 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27016 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27017 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27019 2008-01-23 Michael Matz <matz@suse.de>
27022 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27025 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27027 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27028 malloc result type.
27030 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27032 * config/avr/avr.c (avr_current_arch): New variable.
27033 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27034 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27035 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27036 (avr_override_options): Init 'avr_current_arch'.
27037 (base_arch_s): Move from here...
27038 * config/avr/avr.h (base_arch_s): ... here. Add new members
27039 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27040 'mega' to 'have_jmp_call'.
27041 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27042 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27044 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27046 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27047 MULTILIB_MATCHES): Ditto.
27049 2008-01-23 Richard Guenther <rguenther@suse.de>
27051 PR middle-end/31529
27052 * cgraphunit.c (cgraph_reset_node): Always mark the node
27053 not reachable if it is not queued already.
27055 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27057 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27058 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27059 (cputype_selected): New static variable.
27060 (bfin_handle_option): Set it if -mcpu is used.
27061 (override_option): Select default set of workarounds if no cpu type
27062 selected on the command line.
27063 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27065 From Michael Frysinger <michael.frysinger@analog.com>
27066 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27067 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27069 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27070 for bf547, bf523, bf524, and bf526.
27071 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27073 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27074 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27075 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27076 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27077 * doc/invoke.texi (Blackfin Options): Document that
27078 -mcpu now accept bf547, bf523, bf524, and bf526.
27080 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27082 PR rtl-optimization/34628
27083 * combine.c (try_combine): Stop and undo after the first combination
27084 if an autoincrement side-effect on the first insn has effectively
27087 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27090 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27091 Offset addresses are not valid for Altivec or paired float modes.
27093 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27096 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27097 if DECL_INITIAL (decl) is error_mark_node.
27100 * c-common.c (handle_vector_size_attribute): Only allow
27101 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27102 the same way as pointer, array etc. types.
27103 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27106 * tree.c (build_type_attribute_qual_variant): Call
27107 build_qualified_type if attributes are equal, but quals are not.
27109 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27112 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27113 * flags.h (warn_strict_aliasing): Remove.
27114 (warn_strict_overflow): Remove.
27115 * opts.c (warn_strict_aliasing): Remove.
27116 (warn_strict_overflow): Remove.
27117 * c-opts.c (c_common_handle_option): -Wall only sets
27118 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27119 (c_common_post_options): Give default values to -Wstrict-aliasing
27120 and -Wstrict-overflow if they are uninitialized.
27121 * common.opt (Wstrict-aliasing): Specify Var and Init.
27122 (Wstrict-overflow): Likewise.
27124 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27126 PR rtl-optimization/26854
27127 PR rtl-optimization/34400
27128 PR rtl-optimization/34884
27129 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27131 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27132 (df_rd_bb_info.expanded_lr_out): Deleted
27133 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27134 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27135 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27136 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27137 Removed code to allocate, initialize or free expanded_lr_out.
27138 (df_rd_bb_local_compute_process_def): Restructured to make more
27140 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27141 sets if the sets are being trimmed.
27143 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27146 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27147 (as_vers): Likewise.
27148 * configure: Regenerated.
27150 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27152 PR middle-end/33092
27153 * tree-pass.h (pass_build_alias): New pass.
27154 * tree-ssa-alias.c (gate_build_alias): New.
27155 (pass_build_alias): New.
27156 * passes.c (init_optimization_passes): Add pass_build_alias after
27157 pass_create_structure_vars.
27159 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27161 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27162 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27163 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27164 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27165 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27166 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27167 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27168 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27169 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27170 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27171 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27172 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27173 * config/s390/s390.md (FP_ALL): New mode iterator.
27174 (_d): New mode attribute.
27175 ("*signbit<mode>2>"): Changed mode of first operand.
27176 ("isinf<mode>2"): Changed mode of first operand.
27177 ("*TDC_insn"): Adaptation for DFP modes.
27179 2008-01-22 Ben Elliston <bje@au.ibm.com>
27181 * tree.c (check_qualified_type): Improve function description.
27183 2008-01-21 Jason Merrill <jason@redhat.com>
27186 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27187 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27190 2008-01-21 DJ Delorie <dj@redhat.com>
27192 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27195 2008-01-21 Richard Guenther <rguenther@suse.de>
27197 PR middle-end/34856
27198 * tree-cfg.c (verify_expr): Allow all invariant expressions
27199 instead of just constant class ones as reference argument.
27200 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27201 like any other constant.
27202 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27204 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27206 * regmove.c (fixup_match_1): Update call crossed frequencies.
27208 2008-01-21 Richard Guenther <rguenther@suse.de>
27211 * tree-inline.c (setup_one_parameter): Deal with mismatched
27212 types using a VIEW_CONVERT_EXPR.
27214 2008-01-21 Alon Dayan <alond@il.ibm.com>
27215 Olga Golovanevsky <olga@il.ibm.com>
27217 PR tree-optimization/34701
27218 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27219 when the structure size is not a power of 2.
27221 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27223 * doc/install.texi: Add doc for --enable-checking=df.
27225 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27227 PR rtl-optimization/34808
27228 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27230 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27232 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27235 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27237 PR rtl-optimization/26854
27238 PR rtl-optimization/34400
27239 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27241 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27242 (df_rd_bb_info.expanded_lr_out): New.
27243 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27244 * loop_iv.c (iv_analysis_loop_init): Ditto.
27245 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27246 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27247 Added code to allocate, initialize or free expanded_lr_out.
27248 (df_rd_bb_local_compute_process_def): Restructured to make
27249 more understandable.
27250 (df_rd_confluence_n): Add code to do nothing with fake edges and
27251 code to no apply invalidate_by_call sets if the sets are being trimmed.
27252 (df_lr_local_finalize): Renamed to df_lr_finalize.
27253 (df_live_local_finalize): Renamed to df_live_finalize.
27255 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27258 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27259 deciding whether to use reciprocal instructions.
27261 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27263 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27264 dwarf2out_note_section_used if cold_text_section is NULL.
27266 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27268 PR gcov-profile/34610
27269 * tree-cfg.c (make_edges): Mark both outgoing edges from
27270 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27271 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27272 from OMP_FOR and OMP_CONTINUE outgoing edges.
27274 * tree-profile.c (tree_profiling): Return early if
27275 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27277 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27278 from cfun to child_cfun.
27279 * function.h (struct function): Add after_tree_profile bit.
27281 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27283 * config/avr/avr.S (_exit): Disable interrupt.
27285 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27286 Steven Bosscher <stevenb.gcc@gmail.com>
27288 PR rtl-optimization/26854
27289 PR rtl-optimization/34400
27290 * df-problems.c (df_live_scratch): New scratch bitmap.
27291 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27292 (df_live_reset): Clear the proper bitmaps.
27293 (df_live_bb_local_compute): Only process the artificial defs once
27294 since the order is not important.
27295 (df_live_init): Init the df_live sets only with the variables
27296 found live by df_lr.
27297 (df_live_transfer_function): Use the df_lr sets to prune the
27298 df_live sets as they are being computed.
27299 (df_live_free): Free df_live_scratch.
27301 2008-01-18 Ian Lance Taylor <iant@google.com>
27303 * common.opt: Add fmerge-debug-strings.
27304 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27305 flag_merge_debug_strings rather than flag_merge_constants.
27306 * doc/invoke.texi (Option Summary): Mention
27307 -fmerge-debug-strings.
27308 (Debugging Options): Document -fmerge-debug-strings.
27310 2008-01-18 Ian Lance Taylor <iant@google.com>
27313 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27314 (struct tree_function_decl): Add new field operator_new_flag.
27315 * tree-inline.c (expand_call_inline): When inlining a call to
27316 operator new, force the return value to go into a variable, and
27317 set DECL_NO_TBAA_P on that variable.
27318 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27320 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27323 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27324 DWARF2_DEBUGGING_INFO.
27325 (dwarf2out_note_section_used): Ditto. Add prototype.
27326 (have_multiple_function_sections, text_section_used,
27327 cold_text_section_used, *cold_text_sections): Move declarations
27330 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27332 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27333 field and add signal_ra.
27334 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27335 assignments to frame state pc. Move end of stack check after
27336 MD_FALLBACK_FRAME_STATE_FOR.
27337 (uw_update_context_1): Use frame state signal_regs if set, instead
27338 of checking signal_frame flag.
27339 (uw_update_context): Use frame state signal_ra if set.
27340 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27341 * config/xtensa/linux-unwind.h: New file.
27343 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27345 * modulo-sched.c (get_sched_window): Fix comment typo.
27347 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27349 PR tree-optimization/34648
27350 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27352 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27354 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27355 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27357 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27359 PR rtl-optimization/34400
27360 * df-core.c (df_worklist_dataflow_overeager,
27361 df_worklist_dataflow_doublequeue): New functions.
27362 (df_worklist_dataflow): Two different worklist solvers.
27363 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27366 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27369 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27370 and ftree-parallelize-loops.
27372 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27374 PR rtl-optimization/34826
27375 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27377 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27379 * global.c (find_reg): Mark the eh regs as used if necessary.
27380 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27381 * ra.h (struct allocno): no_eh_reg field added. Changed
27382 no_stack_reg type to bitfield.
27384 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27386 * tree.c (substitute_in_expr): Add missing 'break'.
27388 2008-01-17 Richard Guenther <rguenther@suse.de>
27390 PR tree-optimization/34825
27391 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27392 x / x as division to handle.
27394 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27396 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27397 "-pthread" is specified.
27398 * pa-hpux11.h (LIB_SPEC): Likewise.
27400 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27401 Peter Bergner <bergner@vnet.ibm.com>
27403 PR rtl-optimization/33796
27404 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27406 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27408 PR libgfortran/34699
27409 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27411 * pa-hpux10.h (LINK_SPEC): Likewise.
27412 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27414 2008-01-16 Richard Guenther <rguenther@suse.de>
27416 PR middle-end/32628
27417 * fold-const.c (fold_convert_const_int_from_int): Do not
27418 set overflow if that occured only because of a sign extension
27419 change when converting from/to a sizetype with the same
27420 precision and signedness.
27422 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27425 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27426 location address to the correct place. Update copyright year.
27428 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27430 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27431 no dependences in the dependence_relations vector.
27433 2008-01-16 Jan Hubicka <jh@suse.cz>
27435 PR rtl-optimization/31396
27436 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27437 * cfg.c (dump_reg_info): Print it.
27438 * regs.h (struct reg_info_t): add freq_calls_crossed.
27439 (REG_FREQ_CALLS_CROSSED): New macro.
27440 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27441 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27442 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27443 regmove_optimize): Update call crossed frequencies.
27444 * local-alloc.c (struct qty): Add freq_calls_crossed.
27445 (alloc_qty): Copute freq_calls_crossed.
27446 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27447 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27448 * ra.h (struct allocno): Add freq_calls_crossed.
27450 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27452 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27453 libgomp when compiling with ftree-parallelize-loops.
27454 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27456 2008-01-16 Richard Guenther <rguenther@suse.de>
27458 PR tree-optimization/34769
27459 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27460 * tree.c (int_cst_value): Instead make this function more
27461 permissive in what it accepts as valid input. Document this
27462 function always sign-extends the value.
27464 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27465 Richard Guenther <rguenther@suse.de>
27468 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27469 (gimple_fold_indirect_ref_rhs): ... this.
27470 (gimple_fold_indirect_ref): New function with foldings
27471 that preserve lvalueness.
27472 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27473 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27474 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27475 to fold an INDIRECT_REF, fall back to the old use of
27476 fold_indirect_ref_1.
27478 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27480 * tree-data-ref.c (subscript_dependence_tester_1): Call
27481 free_conflict_function.
27482 (compute_self_dependence): Same.
27484 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27487 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27488 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27490 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27491 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27492 for DWARF2_UNWIND_INFO targets.
27494 2008-01-16 Richard Guenther <rguenther@suse.de>
27497 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27498 type qualifiers for function types.
27500 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27502 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27503 loop_iterator li from previous commit.
27505 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27507 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27509 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27511 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27512 (parallelize_loops): Don't parallelize irreducible components.
27514 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27517 * c-opts (c_common_post_options): Do not enable CPP
27518 flag_pedantic_errors by default.
27520 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27522 PR rtl-optimization/31944
27523 * cse.c (remove_pseudo_from_table): New function.
27524 (merge_equiv_classes): Use above function to remove pseudo-registers.
27525 (invalidate): Likewise.
27527 2008-01-13 Richard Guenther <rguenther@suse.de>
27529 PR middle-end/34601
27530 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27531 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27533 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27535 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27536 validate_change to unshare the source of the PC set.
27538 2008-01-12 Jan Hubicka <jh@suse.cz>
27540 PR middle-end/32135
27541 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27542 references above array bounds. This might trigger bounds checks for
27543 pointers to arrays.
27545 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27547 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27548 new_replaceable_dependencies.
27550 2008-01-12 Doug Kwan <dougkwan@google.com>
27552 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27553 instead of OPT_Wreturn_type in warning due to ignored return type
27555 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27556 options included in -Wextra.
27557 * c.opt: New option -Wignored_qualifiers.
27558 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27559 -Wignore_qualifiers.
27560 (-Wignored-qualifiers): Document.
27561 (-Wreturn-type): Remove description of functionality now handled
27562 by -Wignored-qualifiers.
27564 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27567 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27568 NOP_EXPR if it is between integral types with the same precision.
27570 2008-01-12 Jan Hubicka <jh@suse.cz>
27573 * invoke.texi (max-inline-recursive-depth): Fix default value.
27575 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27577 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27580 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27582 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27584 2008-01-11 James E. Wilson <wilson@specifix.com>
27587 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27589 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27591 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27592 save/restore frame pointer register and don't use 'call-prologues'
27593 optimization in function with "OS_task" attribute.
27595 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27597 PR middle-end/31309
27598 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27599 when copying to memory.
27601 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27603 PR rtl-optimization/30905
27604 * cfgcleanup.c: Include dce.h
27605 (crossjumps_occured): New global variable.
27606 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27607 If something changed, set crossjumps_occured to true.
27608 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27609 Don't add/remove fake edges to exit here...
27610 (cleanup_cfg): ...but do it here, when crossjumping.
27611 Run a fast DCE when successful crossjumps occured in the latest
27612 iteration of try_optimize_cfg.
27614 2008-01-11 Richard Guenther <rguenther@suse.de>
27616 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27617 (struct vn_unary_op_s): Likewise.
27618 (vn_reference_insert): Free old reference on hash collision.
27620 2008-01-10 Raksit Ashok <raksit@google.com>
27622 PR rtl-optimization/27971
27623 * combine.c (find_split_point): Split PLUS expressions which are
27624 inside a MEM rtx, and whose first operand is complex.
27626 2008-01-10 DJ Delorie <dj@redhat.com>
27628 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27629 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27630 (m32c_hard_regno_ok): Call the underlying function.
27632 2008-01-10 Richard Guenther <rguenther@suse.de>
27634 PR middle-end/34683
27635 * tree-cfg.c (tree_merge_blocks): Do not go through the
27636 full-blown folding and stmt updating path if we just deal
27637 with virtual operands.
27638 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27639 test for abnormal SSA_NAMEs.
27641 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27643 PR middle-end/34641
27644 * reload.c (push_reload): Add assertions. All constants from
27645 reg_equiv_constant should have been used for replacing the respective
27647 (find_reloads_address): Invoke find_reloads_address_part for
27648 constant taken from the reg_equiv_constant array.
27650 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27652 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27653 field (valnum) the first in the struct. Replace bools with
27656 2008-01-10 Richard Guenther <rguenther@suse.de>
27658 PR tree-optimization/34651
27659 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27660 types and ordering for masking and converting.
27662 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27664 PR tree-optimization/34017
27665 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27666 also for PHI_NODE expressions.
27668 2008-01-09 Jan Hubicka <jh@suse.cz>
27670 PR tree-optimization/34708
27671 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27672 based on number of case labels.
27673 (init_inline_once): Remove switch_cost.
27674 * tree-inline.h (eni_weights_d): Remove switch_cost.
27676 2008-01-09 Richard Guenther <rguenther@suse.de>
27677 Andrew Pinski <andrew_pinski@playstation.sony.com>
27679 PR middle-end/30132
27680 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27681 temporary if an rvalue is ok or an lvalue is not required.
27683 2008-01-09 Richard Guenther <rguenther@suse.de>
27685 PR middle-end/34458
27686 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27687 adjust return type.
27689 2008-01-09 Richard Guenther <rguenther@suse.de>
27691 PR middle-end/34679
27692 * tree.c (host_integerp): Check for sizetype only if the
27693 type is an integer type.
27695 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27698 * opts.c (decode_options): Disable inlining of functions called
27699 once if not in unit-at-a-time mode.
27701 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27703 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27705 2008-01-08 Richard Guenther <rguenther@suse.de>
27707 PR middle-end/31863
27708 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27709 out early if the result will be unused.
27711 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27716 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27717 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27720 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27722 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27723 for vectorization tuned.
27725 2008-01-08 Richard Guenther <rguenther@suse.de>
27727 PR tree-optimization/34683
27728 * tree-ssa-operands.c (operand_build_cmp): Export.
27729 * tree-ssa-operands.h (operand_build_cmp): Declare.
27730 * tree-vn.c (vuses_compare): Remove.
27731 (sort_vuses): Use operand_build_cmp.
27732 (sort_vuses_heap): Likewise.
27733 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27734 to re-use old VEC if available. Do not sort already sorted VUSEs.
27735 (vdefs_to_vec): Do not sort already sorted VDEFs.
27737 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27739 PR middle-end/34694
27740 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27742 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27745 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27746 limitations of reciprocal sequences on x86 targets.
27748 2008-01-08 Richard Guenther <rguenther@suse.de>
27750 PR tree-optimization/34683
27751 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27753 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27756 * config/darwin.c (darwin_mergeable_string_section): Don't use
27757 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27759 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27762 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27763 negxf2. Macroize expander using X87MODEF mode iterator. Change
27764 predicates of op0 and op1 to register_operand.
27765 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27766 expander using X87MODEF mode iterator. Change predicates of
27767 op0 and op1 to register_operand.
27768 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27769 corresponding patterns and macroize using MODEF macro. Change
27770 predicates of op0 and op1 to register_operand and remove
27771 "m" constraint. Disparage "r" alternative with "!".
27772 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27773 macroize using X87MODEF macro. Change predicates of op0 and op1
27774 to register_operand and remove "m" constraint. Disparage "r"
27775 alternative with "!".
27776 (absneg splitter with memory operands): Remove.
27777 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27778 patterns and macroize using X87MODEF mode iterator.
27779 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27780 Change predicate of op1 to register_operand.
27781 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27782 for memory operands.
27784 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27786 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27788 2008-01-07 Richard Guenther <rguenther@suse.de>
27790 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27793 2008-01-07 Richard Guenther <rguenther@suse.de>
27795 PR tree-optimization/34683
27796 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27797 VOPs of the needed size to save memory. Use VEC_quick_push
27798 to save compile-time.
27799 (vdefs_to_vec): Likewise.
27801 2008-01-07 Sa Liu <saliu@de.ibm.com>
27803 * config/spu/spu.md (divdf3): Genetate inline code for double
27804 division. The implementation doesn't handle INF or NAN, therefore it
27805 only applies when -ffinite-math-only is given.
27807 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27810 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27811 * doc/cpp.texi ([Common Predefined Macros]): Document.
27813 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27815 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27816 order to use commutative addition instead of subtraction.
27818 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27819 Mircea Namolaru <namolaru@il.ibm.com>
27820 Vladimir Yanovsky <yanov@il.ibm.com>
27821 Revital Eres <eres@il.ibm.com>
27823 PR tree-optimization/34263
27824 * tree-outof-ssa.c (process_single_block_loop_latch,
27825 contains_tree_r): New functions.
27826 (analyze_edges_for_bb): Call process_single_block_loop_latch
27827 function to empty single-basic-block latch block if possible.
27829 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27831 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27833 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27835 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27837 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27839 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27841 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27843 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27845 PR tree-optimization/34618
27846 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27849 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27852 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27853 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27854 Update copyright year.
27856 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27857 Update copyright year.
27858 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27861 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27863 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27864 edge does not point to current bb before changing need_assert.
27866 2008-01-04 Richard Guenther <rguenther@suse.de>
27868 PR middle-end/34029
27869 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27870 for verifying purposes if they are is_gimple_min_invariant.
27872 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27874 PR tree-optimization/34448
27875 PR tree-optimization/34465
27876 * gimplify.c (gimplify_init_constructor): Add new parameter
27877 notify_temp_creation. Use it.
27878 (gimplify_modify_expr_rhs): Take volatiles into account when
27879 optimizing constructors.
27880 Do not optimize constructors if gimplify_init_constructor will dump to
27882 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27883 * gcc.c-torture/compile/pr34448.c: New.
27885 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27887 PR gcov-profile/34609
27888 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27889 return_slot if result is TREE_ADDRESSABLE.
27891 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27893 * config/mips/mips.md (sqrt_condition): Tweak comment.
27894 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27896 2008-01-03 Tom Tromey <tromey@redhat.com>
27899 * c-common.c (c_type_hash): Handle VLAs.
27901 2008-01-03 Jan Hubicka <jh@suse.cz>
27903 PR tree-optimization/31081
27904 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27905 0 when inlining and not inlining to first basic block.
27906 (remap_decl): When var is initialized to 0, don't set default_def.
27907 (expand_call_inline): Set entry_bb.
27908 * tree-inline.h (copy_body_data): Add entry_bb.
27910 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27913 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27916 PR tree-optimization/29484
27917 * tree-inline.c (inline_forbidden_p_2): New function.
27918 (inline_forbidden_p): Disallow inlining if some static var
27919 has an address of a local LABEL_DECL in its initializer.
27920 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27923 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27925 PR tree-optimization/34635
27926 * tree-data-ref.c (add_other_self_distances): Make sure that the
27927 evolution step is constant.
27929 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27931 PR middle-end/34608
27932 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27934 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27936 * tree-sra.c (scalarize_init): Insert the generate_element_init
27937 statements after the generate_element_zero statements.
27939 2008-01-02 Richard Guenther <rguenther@suse.de>
27941 PR middle-end/34093
27942 PR middle-end/31976
27943 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27944 for very large number of operands instead of ICEing.
27946 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27949 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27950 while stack probing.
27952 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27954 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27957 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27959 PR libmudflap/26442
27960 * tree-mudflap.c (mx_register_decls): Guard warning by
27961 !DECL_ARTIFICIAL check.
27963 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27965 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27966 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27967 sse5_perm<mode>): Fix constraints.