1 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
3 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
5 2008-12-07 Richard Guenther <rguenther@suse.de>
7 PR tree-optimization/38405
8 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
9 not sign-extend truth values.
11 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
13 * tree-sra.c (scalarize_use): Create another temporary with the proper
14 type for signed types in the use_all && !is_output bitfield case.
16 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
18 PR rtl-optimization/36365
19 * df-core.c (df_worklist_dataflow_overeager): Remove.
20 (df_worklist_dataflow): Don't call it, use double-queue only.
21 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
23 2008-12-06 Jakub Jelinek <jakub@redhat.com>
26 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
27 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
29 2008-12-07 Ben Elliston <bje@au.ibm.com>
31 * gthr-single.h (__gthread_once): Adjust prototype to match all
32 other gthreads models.
34 2008-12-06 Jakub Jelinek <jakub@redhat.com>
36 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
37 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
40 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
41 operands to mult_type if it isn't narrower than op0's type.
43 2008-12-06 Jan Hubicka <jh@suse.cz>
44 Jakub Jelinek <jakub@redhat.com>
46 PR tree-optimization/38074
47 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
49 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
50 in both dirrection for first match heuristics.
51 (tree_bb_level_predictions): Disable noreturn heuristic when there
54 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
56 PR rtl-optimization/38272
57 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
60 2008-12-05 Jakub Jelinek <jakub@redhat.com>
63 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
64 (pp_c_expression): Likewise.
66 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
69 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
71 2008-12-05 Jakub Jelinek <jakub@redhat.com>
74 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
75 arguments to HOST_WIDE_INT. If type has different signedness
76 than unsignedp or different precision from bitsize, create
77 the right type for BIT_FIELD_REF and cast to type.
78 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
81 2008-03-05 Richard Guenther <rguenther@suse.de>
83 * fold-const.c (fold_truthop): Remove code generating
84 BIT_FIELD_REFs of structure bases.
85 (fold_binary): Likewise.
86 (make_bit_field_ref): Remove.
87 (optimize_bit_field_compare): Remove.
88 (all_ones_mask_p): Remove.
90 2008-12-05 Jakub Jelinek <jakub@redhat.com>
92 * tree-sra.c (sra_explode_bitfield_assignment): Always
93 call unsigned_type_for, if the precision is higher than
94 needed, call build_nonstandard_integer_type.
97 * function.c (assign_parm_find_stack_rtl): If promoted_mode
98 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
102 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
103 only if internal_arg_pointer is a non-virtual pseudo.
105 2008-12-05 Joseph Myers <joseph@codesourcery.com>
107 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
108 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
109 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
111 2008-12-05 Jakub Jelinek <jakub@redhat.com>
113 PR tree-optimization/37716
114 * gimplify.c (gimplify_expr): Allow COND_EXPR if
115 gimplify_ctxp->allow_rhs_cond_expr.
117 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
119 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
120 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
122 (alpha_emit_conditional_branch): Do not generate direct branch
123 for UNORDERED comparisons.
125 2008-12-05 Andreas Schwab <schwab@suse.de>
127 * config/rs6000/linux-unwind.h (frob_update_context): Check for
130 2008-12-05 Jakub Jelinek <jakub@redhat.com>
133 * fold-const.c (fold_checksum_tree): Change buf type to union
136 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
139 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
141 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
143 2008-12-05 Ben Elliston <bje@au.ibm.com>
145 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
147 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
149 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
150 Gary Funck <gary@intrepid.com>
152 * cse.c (lookup_as_function): Delete mode frobbing code.
153 (equiv_constant): Re-implement it there for SUBREGs.
155 2008-12-04 Richard Guenther <rguenther@suse.de>
158 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
159 (tree-ssa-structalias.o): Remove errors.h dependency.
160 (tree-ssa-reassoc.o): Likewise.
161 * tree-ssa-reassoc.c: Do not include errors.h.
162 * tree-ssa-alias-warnings.c: Remove.
163 * tree-ssa-alias.c (compute_may_aliases): Remove call to
164 strict_aliasing_warning_backend.
165 * tree-ssa-structalias.c (emit_pointer_definition): New function.
166 (emit_alias_warning): Likewise.
167 (set_uids_in_ptset): Warn for clear cases of type-punning.
168 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
171 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
173 * cse.c (equiv_constant): Fix pasto.
175 2008-12-04 Nick Clifton <nickc@redhat.com>
177 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
178 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
179 formatting of quotes.
181 2008-12-04 Jakub Jelinek <jakub@redhat.com>
184 * fold-const.c (fold_checksum_tree): Allow modification of
187 2008-12-03 Jakub Jelinek <jakub@redhat.com>
190 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
191 have the right number of arguments.
193 2008-12-03 Richard Guenther <rguenther@suse.de>
196 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
199 2008-12-03 Tomas Bily <tbily@suse.cz>
202 * tree-loop-distribution.c (build_size_arg): New function.
203 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
204 Reorganized generating of stmts.
205 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
206 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
207 Indicate if analysis succeed.
208 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
209 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
210 Uses new definition of dr_analyze_innermost.
212 2008-12-03 Ben Elliston <bje@au.ibm.com>
214 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
216 2008-12-03 Jakub Jelinek <jakub@redhat.com>
218 PR tree-optimization/37716
219 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
220 all the needed operations as trees and gimplify_assign it to dst.
223 * configure.ac (gcc_cv_readelf): Look for readelf.
224 (gcc_cv_as_cfi_advance_working): Check for working
225 cfi advances with code alignment factor > 1.
226 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
228 * configure: Regenerated.
230 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
231 Jakub Jelinek <jakub@redhat.com>
232 Andrew Pinski <andrew_pinski@playstation.sony.com>
234 PR rtl-optimization/38281
235 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
236 set it to NULL_RTX afterwards.
238 * emit-rtl.c (set_insn_deleted): Fix formatting.
240 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
242 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
244 * config/mips/mips.md (IMOVE32): New mode iterator.
245 (movsi): Generalize with IMOVE32.
246 (*movsi_internal): Likewise.
247 (*mov<mode>_mips16): Likewise.
250 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
251 Maxim Kuvyrkov <maxim@codesourcery.com>
253 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
254 PC-relative addressing when compiling for uclinux PIC.
255 (__cmpdf_internal, __cmpsf_internal): Hide.
256 (__cmpdf, __cmpsf): Use PIC call sequence.
258 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
259 Jack Howarth <howarth@bromo.med.uc.edu>
261 * config/i386/t-darwin64: Add m32 multilib support.
263 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
265 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
267 2008-12-02 Jakub Jelinek <jakub@redhat.com>
270 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
271 before using it in POINTER_PLUS_EXPR.
273 2008-12-02 Richard Guenther <rguenther@suse.de>
275 PR tree-optimization/38359
276 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
279 2008-12-02 Martin Jambor <mjambor@suse.cz>
282 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
284 (forward_propagate_addr_into_variable_array_index): Check that the
285 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
286 than the gimple code directly.
288 2008-12-02 Ben Elliston <bje@au.ibm.com>
290 * config/spu/float_disf.c (__floatdisf): Prototype.
291 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
292 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
293 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
295 2008-12-02 DJ Delorie <dj@redhat.com>
297 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
298 (DWARF_CIE_DATA_ALIGNMENT): Define.
300 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
301 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
302 (xstormy16_expand_prologue): Likewise.
303 (xstormy16_expand_builtin_va_start): Likewise.
304 (xstormy16_gimplify_va_arg_expr): Likewise.
306 2008-12-02 Jakub Jelinek <jakub@redhat.com>
309 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
310 potentially returned from folding memcpy.
311 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
312 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
314 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
317 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
318 decoration of function RTL names here on Ada language.
320 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
322 PR rtl-optimization/38280
323 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
324 ira_rebuild_regno_allocno_list): New functions.
325 (regno_allocnos): New static variable.
326 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
327 Call ira_rebuild_regno_allocno_list.
329 2008-12-01 David Daney <ddaney@caviumnetworks.com>
330 Adam Nemet <anemet@caviumnetworks.com>
332 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
333 LINUX_DRIVER_SELF_SPECS.
335 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
337 PR rtl-optimization/37514
338 * reload1.c (reload_as_needed): Invalidate reg_last_reload
341 2008-12-01 Jakub Jelinek <jakub@redhat.com>
344 * c-omp.c (c_finish_omp_for): Only transform pointer
345 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
347 PR rtl-optimization/38245
348 * tree-vrp.c (abs_extent_range): New function.
349 (extract_range_from_binary_expr): Compute range
350 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
351 or includes zero or if vr1 is VR_RANGE and op0 has some
354 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
357 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
358 case by calculating ~(new_reg & val) instead of (~new_reg & val).
359 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
360 to (not:I48MODE (and:I48MODE (...))).
361 (sync_old_nand<mode>): Ditto.
362 (sync_new_nand<mode>): Ditto.
364 2008-12-01 Nick Clifton <nickc@redhat.com>
366 * config/stormy16/stormy16.md (CARRY_REG): New constant.
367 Replace uses of the "y" register class with direct references to
368 the CARRY_REG register.
369 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
370 register with clobbers of the carry register.
371 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
372 (xstormy16_split_cbranch): Remove redundant carry parameter.
373 (xstormy16_expand_arith): Likewise.
374 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
375 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
376 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
377 (CARRY_REGNUM): Define.
378 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
380 (xstormy16_expand_arith): Likewise.
382 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
384 * config/score/score.h (IRA_COVER_CLASSES): Define.
386 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
389 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
390 (divsi3_sp32): Add new alternative with 'K' for operand #2.
391 (cmp_sdiv_cc_set): Factor common string.
392 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
394 (cmp_udiv_cc_set): Factor common string.
396 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
399 * varasm.c (emutls_finish): Fix common registration.
401 2008-11-29 Jakub Jelinek <jakub@redhat.com>
404 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
406 2008-11-29 David Edelsohn <edelsohn@gnu.org>
408 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
409 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
410 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
411 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
412 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
413 Ignore sub-word case for now.
414 (sync_nand<mode>_internal): Represent NAND in RTL.
415 (sync_old_nand<mode): Same.
416 (sync_old_name<mode>_internal): Same.
417 (sync_new_nand<mode>): Same.
418 (sync_new_nand<mode>_internal): Same.
419 (sync_boolcshort_internal): Expect NAND.
421 2008-11-28 Richard Guenther <rguenther@suse.de>
423 PR tree-optimization/37955
424 PR tree-optimization/37742
425 * tree-vect-transform.c (vectorizable_store): Remove assert for
427 (vectorizable_load): Likewise.
429 2008-11-27 Richard Guenther <rguenther@suse.de>
431 * tree-ssa-structalias.c (intra_create_variable_infos): Make
432 a constraint for the static chain parameter.
434 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
436 * config/bfin/bfin.opt (micplb): New option.
437 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
438 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
439 ENABLE_WA_INDIRECT_CALLS): New macros.
440 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
442 (indirect_call_p): New function.
443 (workaround_speculation): Handle anomaly 05-00-0426 when
444 ENABLE_WA_INDIRECT_CALLS is true.
445 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
446 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
447 * doc/invoke.texi (Blackfin Options): Document -micplb.
449 2008-11-26 DJ Delorie <dj@redhat.com>
451 * config/m32c/mov.md ("extendhipsi2"): New.
453 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
455 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
456 * config/m32c/mov.md (zero_extendqihi2): Likewise.
458 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
460 * config/mips/mips.md (clear_hazard): Rename to
461 clear_hazard_<mode>. Use mode-specific addition.
462 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
463 or gen_clear_hazard_di depending on the size of Pmode.
465 2008-11-26 DJ Delorie <dj@redhat.com>
467 * configure.ac: Test m32c-elf-gas for .loc.
468 * configure: Likewise.
470 2008-11-26 Janis Johnson <janis187@us.ibm.com>
473 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
476 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
478 * config/i386/sync.md (memory_barrier_nosse): Disable also for
479 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
480 (memory_barrier): Do not generate memory_barrier_nosse instruction
482 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
484 2008-11-26 Fredrik Unger <fred@tree.se>
486 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
487 function name from __floatundisf.
488 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
491 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
492 Richard Guenther <rguenther@suse.de>
494 PR tree-optimization/37869
495 * tree-ssa-structalias.c (struct constraint_graph): Remove
496 pt_used and number_incoming members.
497 (build_pred_graph): Do not allocate them.
498 (condense_visit): Do not use them.
499 (label_visit): Likewise.
500 (free_var_substitution_info): Do not free them.
502 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
504 * doc/invoke.texi (ira-max-loops-num): Change semantics.
506 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
508 * ira-color.c (allocno_spill_priority): New function.
509 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
510 Print more info about the spilled allocno.
511 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
514 * ira-build.c (loop_node_to_be_removed_p): Remove.
515 (loop_compare_func, mark_loops_for_removal): New functions.
516 (remove_uneccesary_loop_nodes_from_loop_t): Use member
518 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
520 * ira.c (ira): Don't change flag_ira_algorithm.
522 * params.def (ira-max-loops-num): Change the value.
524 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
526 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
527 Disable unsupported alternative for ColdFire,
528 add new alternative that ColdFire can handle.
530 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
532 * regrename.c (merge_overlapping_regs): Add registers artificially
533 defined at the top of the basic block to the set of live ones just
534 before the first insn.
536 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
537 Joey Ye <joey.ye@intel.com>
540 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
541 false if we need to align the outgoing stack.
542 (ix86_update_stack_boundary): Check parm_stack_boundary.
544 2008-11-25 Richard Guenther <rguenther@suse.de>
548 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
549 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
550 in favor of dereferenced_ptrs.
551 (init_alias_info): Adjust.
552 (delete_alias_info): Likewise.
553 (compute_flow_insensitive_aliasing): Properly
554 include all aliased variables.
555 (update_alias_info_1): Use dereferenced_ptrs.
556 (setup_pointers_and_addressables): Likewise.
557 (get_smt_for): Honor ref-all pointers and pointers with known alias
559 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
561 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
564 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
565 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
567 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
569 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
571 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
573 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
575 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
578 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
579 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
581 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
583 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
584 UNSPECV_CMPXCHG_[12].
585 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
586 UNSPECV_CMPXCHG_[12].
589 * config/i386/sync.md (memory_barrier): New expander.
591 2008-11-24 Jakub Jelinek <jakub@redhat.com>
594 * dse.c (find_shift_sequence): Optimize extraction from a constant.
596 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
598 * pa.c (function_arg): Revert 2008-10-26 change.
600 2008-11-23 Helge Deller <deller@gmx.de>
602 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
603 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
604 succeeded and lws_ret is not equal to oldval.
606 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
608 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
610 2008-11-22 Andreas Schwab <schwab@suse.de>
612 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
615 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
617 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
618 Use constant 1 as the operand.
619 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
620 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
621 gen_rdhwr_synci_step_di depending on the size of Pmode.
623 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
626 * config/i386/i386.md (SWI248): New mode iterator.
627 (SWI32): Remove mode iterator.
628 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
629 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
630 iterator. Generate popcnt mnemonic without mode extensions
631 for Darwin x86 targets.
632 (*popcount<mode>2_cmp): Ditto.
633 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
634 extensions for Darwin x86 targets.
636 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
638 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
639 only if HAVE_AS_SPARC_UA_PCREL is defined.
641 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
643 * ira-costs.c (find_allocno_class_costs): Work out the maximum
644 allocno_costs value of the classees with the lowest total_costs
645 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
646 (setup_allocno_cover_class_and_costs): ...rather than here.
647 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
650 2008-11-22 Jakub Jelinek <jakub@redhat.com>
653 * builtins.c (expand_builtin_apply_args): Emit sequence before
654 parm_birth_insn instead of after entry_of_function's first insn.
657 * function.c (assign_parm_remove_parallels): Pass
658 data->passed_type as third argument to emit_group_store.
661 * final.c (mark_symbol_refs_as_used): New function.
662 * output.h (mark_symbol_refs_as_used): New prototype.
663 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
664 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
665 * config/arm/arm.md (consttable_4): Likewise.
668 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
670 2008-11-21 Jakub Jelinek <jakub@redhat.com>
673 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
674 propagate x = &a into *x = b if conversion from b to a's type is
677 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
679 * caller-save.c (insert_one_insn): Take into account REG_INC notes
680 for the liveness computation of the new insn.
682 2008-11-21 DJ Delorie <dj@redhat.com>
684 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
685 Moves to/from below100 space (W) can only use r0-r7.
687 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
690 * doc/invoke.texi (Optimization Options): Fix typo.
692 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
693 Xuepeng Guo <xuepeng.guo@intel.com>
695 * config.gcc (extra_headers): For x86 and x86-64, remove
696 gmmintrin.h, add immintrin.h and avxintrin.h.
698 * config/i386/gmmintrin.h: Renamed to ...
699 * config/i386/avxintrin.h: This. Issue an error if
700 _IMMINTRIN_H_INCLUDED is undedined.
702 * config/i386/immintrin.h: New.
704 2008-11-21 Jakub Jelinek <jakub@redhat.com>
707 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
708 mode of PLUS, not mode of the eliminated register.
710 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
712 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
713 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
714 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
715 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
716 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
717 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
718 (*nand<mode>3): Rename to *andnot<mode>3.
719 (*nandtf3): rename to *andnottf3.
720 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
721 Use CODE_FOR_mmx_andnotv2si3.
722 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
723 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
724 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
725 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
726 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
728 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
731 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
732 case by calculating ~(new_reg & val) instead of (~new_reg & val).
733 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
734 to (not:IMODE (and:IMODE (...))).
735 (sync_old_nand<mode>): Ditto.
736 (sync_new_nand<mode>): Ditto.
738 2008-11-20 Joseph Myers <joseph@codesourcery.com>
740 * config/arm/thumb2.md (thumb2_casesi_internal,
741 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
743 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
745 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
746 nand to the changed 4.4 semantic.
748 2008-11-20 Jakub Jelinek <jakub@redhat.com>
751 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
752 (fold_builtin_memory_op): Handle even the case where just one
753 of src and dest is an address of a var decl component, using
754 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
755 and readonly_data_expr src check.
756 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
759 PR rtl-optimization/36998
760 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
761 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
762 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
763 stack_adjust_offset callers.
764 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
766 (compute_barrier_args_size): Handle insns in annulled branches
769 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
772 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
773 Handle cases when integer argument crosses argument register boundary.
775 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
778 * config.gcc (i[34567]86-*-solaris2*): Don't include
779 i386/t-crtstuff here.
780 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
781 * config/i386/t-sol2: Move to libgcc/config/i386.
783 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
786 * tlink.c: Include "libiberty.h".
787 (initial_cwd): Change type into char *.
788 (tlink_init): Call getpwd instead of getcwd.
790 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
792 PR rtl-optimization/32283
793 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
794 of the induction variable to decide whether it may wrap.
795 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
796 initialization of the bound before the loop.
797 * simplify-rtx.c (simplify_binary_operation_1): Add two
798 simplifications regarding AND.
799 (simplify_plus_minus): Only fail if no simplification is possible.
800 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
802 2008-11-20 Jakub Jelinek <jakub@redhat.com>
805 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
806 checking until GIMPLE lowering.
807 * gimple-low.c (check_call_args): New function.
808 (lower_stmt) <case GIMPLE_CALL>: Call it.
810 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
812 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
813 with the same type as the first operand of the AND expression.
815 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
818 * ira-int.h (struct ira_loop_tree_node): New member
819 entered_from_non_parent_p.
821 * ira-color.c (print_loop_title): Print loop bbs.
823 * ira-emit.c (entered_from_non_parent_p,
824 setup_entered_from_non_parent_p): New functions.
825 (not_modified_p): Rename to store_can_be_removed_p. Check there
827 (generate_edge_moves): Use store_can_be_removed_p instead of
829 (ira_emit): Call setup_entered_from_non_parent_p.
831 * ira-build.c (copy_info_to_removed_store_destinations):
832 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
833 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
834 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
835 update all accumulated attributes.
837 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
840 * ira-int.h (ira_copy_allocno_live_range_list,
841 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
842 ira_finish_allocno_live_range_list): New prototypes.
843 (ira_allocno_live_ranges_intersect_p,
844 ira_pseudo_live_ranges_intersect_p): Remove.
846 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
847 ira_pseudo_live_ranges_intersect_p): Rename to
848 allocnos_have_intersected_live_ranges_p and
849 pseudos_have_intersected_live_ranges_p. Move them from here to ...
851 * ira-color.c: ... here
852 (coalesced_allocno_conflict_p): Use
853 allocnos_have_intersected_live_ranges_p.
854 (coalesced_allocnos_living_at_program_points,
855 coalesced_allocnos_live_at_points_p,
856 set_coalesced_allocnos_live_points): Remove.
857 (slot_coalesced_allocnos_live_ranges,
858 slot_coalesced_allocno_live_ranges_intersect_p,
859 setup_slot_coalesced_allocno_live_ranges): New.
860 (coalesce_spill_slots): Use ranges of coalesced allocnos.
861 (ira_sort_regnos_for_alter_reg): Use
862 allocnos_have_intersected_live_ranges_p.
863 (ira_reuse_stack_slot): Use
864 pseudos_have_intersected_live_ranges_p.
866 * global.c (pseudo_for_reload_consideration_p): Check
867 flag_ira_share_spill_slots too.
869 * ira-build.c (copy_allocno_live_range_list): Rename to
870 ira_copy_allocno_live_range_list. Make it external.
871 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
873 (ira_allocno_live_ranges_intersect_p): New.
874 (ira_finish_allocno_live_range_list): New.
875 (finish_allocno): Use it.
876 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
877 (copy_info_to_removed_store_destinations): Ditto. Use
878 ira_copy_allocno_live_range_list.
879 (ira_flattening): Use ira_merge_allocno_live_ranges.
881 * ira.c (too_high_register_pressure_p): New function.
882 (ira): Switch off sharing spill slots if the pressure is too high.
884 2008-11-19 Richard Guenther <rguenther@suse.de>
886 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
887 non-sizetype offsets if their precision matches that of the pointer.
888 * expr.c (expand_expr_real_1): Always sign-extend the offset
889 operand of a POINTER_PLUS_EXPR.
891 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
893 * config.gcc: Unobsolete mips-sgi-irix[56]*.
894 (mips-sgi-irix[56]*): No need to use fixproto.
896 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
897 Paul Brook <paul@codesourcery.com>
899 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
902 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
904 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
906 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
909 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
910 (separate_decls_in_region): Create shared struct even when there
913 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
915 * config/picochip/picochip.c (headers): Remove an unnecessary
918 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
921 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
922 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
924 * config/m68k/m68k.md: Adjust all conditional branches that use the
925 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
927 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
930 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
931 is a register or zero operand in the correct mode before generating
932 mtch1 insn or a register operand in the correct mode before generating
934 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
936 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
938 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
939 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
940 mipsisa*-*-elf*. Handle mipsisa64r2*.
941 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
942 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
944 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
945 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
947 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
948 Fix mips16 if mips64 or mips64r2 are multilib defaults.
949 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
952 2008-11-18 Jakub Jelinek <jakub@redhat.com>
955 * config/i386/i386.md (allocate_stack_worker_32,
956 allocate_stack_worker_64): Don't use match_dup between input and
958 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
959 * config/i386/i386.c (ix86_expand_prologue): Likewise.
961 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
963 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
964 is forced when trying to do a symbol link for it.
966 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
968 * expmed.c (extract_bit_field_1): Also use a temporary and
969 convert_extracted_bit_field when the conversion from ext_mode to
970 the target mode requires explicit truncation.
972 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
974 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
976 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
977 registers when not optimizing.
979 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
981 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
982 and its associated define_split. Expose the all-d alternative
983 to the register allocator, but mark it with "?". Mark the first
984 alternative with "*?*?".
985 (*mul_sub_si): Likewise.
986 (*mul_acc_si_r3900): New pattern.
988 2008-11-17 Jakub Jelinek <jakub@redhat.com>
991 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
992 propagating x = &a into *x = b, add a cast if not useless
993 type conversion or don't optimize if another stmt would be
996 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
999 * optabs.c (expand_sync_operation): Properly handle NAND case
1000 by calculating ~(t1 & val) instead of (~t1 & val).
1001 * builtins.c (expand_builtin_sync_operation): Warn for changed
1002 semantics in NAND builtins.
1003 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1005 * doc/invoke.texi (Warning options): Add Wsync-nand.
1006 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1007 __sync_fetch_and_nand builtin operation in the example. Add a note
1008 about changed semantics in GCC 4.4.
1009 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1010 operation in the example. Add a note about changed semantics in
1013 2008-11-16 Jan Hubicka <jh@suse.cz>
1015 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1018 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1020 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1023 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1026 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1027 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1029 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1030 rather than call_really_used_regs when handling $gp.
1032 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1035 * config/mips/mips.c (machine_function): Update the comment
1036 above global_pointer.
1037 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1038 that a function doesn't need a global pointer.
1039 (mips_current_loadgp_style): Update accordingly.
1040 (mips_restore_gp): Likewise.
1041 (mips_output_cplocal): Likewise.
1042 (mips_expand_prologue): Likewise.
1044 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1046 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1047 parameter. Use DImode for computing the number of registers.
1048 (function_arg): Adjust for above change.
1049 (function_value): Likewise.
1051 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1053 PR tree-optimization/37950
1054 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1055 not computed for the current function.
1057 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1060 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1061 gpr and other COMPONENT_REFs.
1063 2008-11-15 Richard Guenther <rguenther@suse.de>
1065 PR tree-optimization/38051
1066 * tree-ssa-alias.c (update_alias_info_1): Manually find
1069 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1071 * doc/invoke.texi (-mfix-r10000): Document.
1072 * config/mips/mips.opt (mfix-r10000): New option.
1073 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1074 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1075 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1076 (MIPS_SYNC_OP): Likewise.
1077 (MIPS_SYNC_OP_12): Likewise.
1078 (MIPS_SYNC_OLD_OP_12): Likewise.
1079 (MIPS_SYNC_NEW_OP_12): Likewise.
1080 (MIPS_SYNC_OLD_OP): Likewise.
1081 (MIPS_SYNC_NAND): Likewise.
1082 (MIPS_SYNC_OLD_NAND): Likewise.
1083 (MIPS_SYNC_EXCHANGE): Likewise.
1084 (MIPS_SYNC_EXCHANGE_12): Likewise.
1085 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1087 (MIPS_SYNC_NEW_NAND): Likewise.
1088 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1089 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1090 (mips_output_sync_loop): New function.
1091 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1092 Make -mfix-r10000 require branch-likely instructions.
1093 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1094 mips_output_sync_loop.
1095 (compare_and_swap_12): Likewise.
1096 (sync_add<mode>): Likewise.
1097 (sync_<optab>_12): Likewise.
1098 (sync_old_<optab>_12): Likewise.
1099 (sync_new_<optab>_12): Likewise.
1100 (sync_nand_12): Likewise.
1101 (sync_old_nand_12): Likewise.
1102 (sync_new_nand_12): Likewise.
1103 (sync_sub<mode>): Likewise.
1104 (sync_old_add<mode>): Likewise.
1105 (sync_old_sub<mode>): Likewise.
1106 (sync_new_add<mode>): Likewise.
1107 (sync_new_sub<mode>): Likewise.
1108 (sync_<optab><mode>): Likewise.
1109 (sync_old_<optab><mode>): Likewise.
1110 (sync_new_<optab><mode>): Likewise.
1111 (sync_nand<mode>): Likewise.
1112 (sync_old_nand<mode>): Likewise.
1113 (sync_new_nand<mode>): Likewise.
1114 (sync_lock_test_and_set<mode>): Likewise.
1115 (test_and_set_12): Likewise.
1117 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1119 * gcc.c (cc1_options): Fix comment.
1121 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1124 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1125 argtype instead of result_type.
1127 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1129 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1130 subloop_next/next and subloops/childen fields.
1132 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1134 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1135 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1136 (LOCAL_INCLUDE_DIR): Undefine.
1137 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1139 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1141 PR rtl-optimization/37397
1142 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1143 (ALLOCNO_BAD_SPILL_P): New macro.
1145 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1147 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1148 (create_cap_allocno, propagate_allocno_info,
1149 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1150 (update_bad_spill_attribute): New function.
1151 (ira_build): Call it.
1153 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1155 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1157 PR tree-optimization/38104
1158 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1159 before calling mark_symbols_for_renaming, not after it.
1161 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1163 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1164 (OVERRIDE_OPTIONS): Likewise.
1166 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1167 Andrew Stubbs <ams@codesourcery.com>
1168 Gunnar Von Boehn <gunnar@genesi-usa.com>
1171 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1172 the shorter LEA insn over ADD.L where possible.
1174 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1176 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1177 systems, which are assumend to always provide SSP-support in glibc.
1178 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1180 * configure: Regenerate.
1182 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1185 * function.c (gimplify_parameters): For callee copies parameters,
1186 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1188 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1191 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1192 x86 parts into the `i[34567]86-*-linux*' and parts that are
1193 independent of the processor architecture into the `*-*-linux*' cases.
1194 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1195 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1196 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1197 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1198 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1199 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1200 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1202 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1204 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1205 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1206 (ls2_idiv): Likewise idiv3.
1207 (ls2_prefetch): New reservation.
1208 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1209 * config/mips/mips.md (type): Add imul3nc and idiv3.
1210 (length): Handle idiv3.
1211 (any_mod): New code_iterator.
1212 (u): Handle MOD and UMOD.
1213 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1214 (prefetch): Handle TARGET_LOONGSON_2EF.
1216 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1219 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1220 (prune_unused_types_walk): Call it for non-perennial local classes.
1221 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1222 entry, just set it to 2 and recurse on children, don't walk attributes
1225 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1227 * c-common.c (warn_about_parentheses): Add missing whitespace
1230 2008-11-13 Paul Brook <paul@codesourcery.com>
1232 * doc/invoke.texi: Document --fix-cortex-m3.
1233 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1234 Cortex-M3 cpu is selected.
1235 (output_move_double): Avoid overlapping base register and first
1236 destination register when fix_cm3_ldrd.
1237 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1239 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1242 * gimple.h (gimple_range_check_failed): Remove prototype.
1243 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1245 (gimple_range_check_failed): Removed.
1247 2008-11-13 Andrew Haley <aph@redhat.com>
1250 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1253 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1257 2007-05-07 Mike Stump <mrs@apple.com>
1258 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1259 also checks for and while statements in C++.
1261 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1264 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1265 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1266 - which clones are reachable - as "abstract and needed".
1267 * cgraph.c (cgraph_release_function_body): If a node is
1268 "abstract and needed", do not release its DECL_INITIAL() content
1269 that will be needed to emit debug info.
1271 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1274 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1275 to set HAVE_GETIPINFO.
1276 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1277 * configure: Regenerate.
1278 * config.in: Regenerate.
1280 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1283 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1285 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1288 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1289 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1291 2008-11-12 Jason Merrill <jason@redhat.com>
1294 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1297 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1299 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1300 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1302 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1303 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1305 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1307 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1308 packed-stack special handling.
1309 (FRAME_ADDR_RTX): Add definition.
1311 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1314 * fold-const.c (native_encode_string): New function.
1315 (native_encode_expr): Use it for STRING_CST.
1317 2008-11-12 DJ Delorie <dj@redhat.com>
1319 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1320 insns if the intermediate value will be used later.
1322 2008-11-12 Andreas Schwab <schwab@suse.de>
1324 * config/m68k/m68k.c (print_operand): Mask off extra extension
1325 bits when writing out the representation of real values.
1327 2008-11-12 Ira Rosen <irar@il.ibm.com>
1329 PR tree-optimization/38079
1330 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1333 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1336 * c-pretty-print.c (pp_c_complex_expr): New function.
1337 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1340 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1341 than INNER and INNER is a constant, forcibly align INNER as much
1344 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1346 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1348 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1350 PR rtl-optimization/37363
1351 * simplify-rtx.c (simplify_plus_minus): Don't create
1352 (const (minus ...)) expresisons.
1354 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1356 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1359 2008-11-10 Catherine Moore <clm@codesourcery.com>
1361 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1363 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1364 (BASE_DRIVER_SELF_SPECS): Remove.
1365 (DRIVER_SELF_SPECS): New definition.
1366 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1367 BASE_DRIVER_SELF_SPECS.
1368 * config/mips/sde.h: Likewise.
1369 * config/mips/iris6.h: Likewise.
1370 * config/mips/vr.h: Likewise.
1371 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1373 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1375 PR rtl-optimizations/37948
1376 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1377 (ira_create_copy, ira_add_allocno_copy): New parameter.
1379 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1380 to ira_add_allocno_copy.
1381 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1382 parameter to process_regs_for_copy.
1383 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1384 Fix typo in passing second allocno to ira_add_allocno_copy.
1386 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1387 coalesced allocnos list.
1388 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1390 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1391 (add_ira_allocno_to_ordered_bucket): Rename to
1392 add_allocno_to_ordered_bucket.
1393 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1394 head of coalesced allocnos list.
1395 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1396 Check that it is aready calculated.
1397 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1398 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1400 (coalesce_allocnos): Do extended coalescing too.
1402 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1403 parameter to ira_add_allocno_copy.
1405 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1407 (print_copy): Print copy origination too.
1409 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1412 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1414 PR rtl-optimization/37514
1415 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1416 flag_ira_share_spill_slots to 2 if it's already non-zero.
1417 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1418 flag_ira_share_spill_slots is 2.
1420 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1422 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1423 (prologue_enter_32): Set FB to SP - 4.
1425 2008-11-10 DJ Delorie <dj@redhat.com>
1427 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1428 constraint for single-bit-clear in lower byte of HI constant, vs
1429 Imb which just ignores the upper byte.
1430 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1431 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1432 (iorhi3_16): Check for single bit set, not single bit clear.
1434 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1436 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1438 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1440 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1442 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1443 values living in memory and use more precise alignment information.
1445 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1448 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1449 after __mf_check call if the call must end a bb.
1451 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1455 * combine.c (force_to_mode): Do not process vector types.
1457 * rtlanal.c (nonzero_bits1): Do not process vector types.
1458 (num_sign_bit_copies1): Likewise.
1460 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1462 * config/i386/gnu.h: Add copyright and licensing header.
1463 * config/gnu.h: Likewise.
1465 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1467 * fwprop.c (fwprop_done): Call df_remove_problem.
1469 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1472 * tree-scalar-evolution.c (instantiate_scev_1): Return
1473 chrec_dont_know for VL_EXP_CLASS_P.
1475 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1477 * reg-stack.c (reg_to_stack): Add missing braces in memset
1480 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1482 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1483 (NO_PROFILE_COUNTERS): New define.
1485 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1488 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1490 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1493 * config/sparc/constraints.md (D): New.
1494 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1495 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1497 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1498 Use the 'D' constraint in addition to 'F' in some alternatives.
1499 (DF splitter): Generalize for V64mode.
1500 * doc/md.texi (SPARC): Document the 'D' constraint.
1502 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1504 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1506 2008-11-06 Ben Elliston <bje@au.ibm.com>
1508 * gcc.c: Remove ancient comment about a bug in Sun cc.
1510 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1512 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1514 2008-11-06 Ben Elliston <bje@au.ibm.com>
1516 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1518 2008-11-06 Ben Elliston <bje@au.ibm.com>
1520 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1523 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1526 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1529 2008-11-05 Martin Jambor <mjambor@suse.cz>
1532 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1533 pointer arithmetics into array_ref if the array is accessed
1534 through an indirect_ref.
1536 2008-11-05 Richard Guenther <rguenther@suse.de>
1539 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1540 qualified pointer conversion before stripping qualifiers.
1541 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1542 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1543 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1546 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1547 properly canonicalize binary ops.
1548 (forward_propagate_addr_expr_1): Use
1549 may_propagate_address_into_dereference.
1551 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1554 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1555 Initialize uninitialized input registers with a NaN.
1557 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1561 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1563 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1567 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1568 exits and conditions.
1569 * testsuite/gcc.dg/graphite/pr37943.c: New.
1571 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1572 Andrew Pinski <andrew_pinski@playstation.sony.com>
1575 * c-common.c (warn_for_sign_compare): For complex result_type
1576 use component's type.
1578 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1580 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1582 * print-tree.c (print_node): Don't print DECL_INITIAL
1586 * c-common.c (parse_optimize_options): Save and restore
1587 flag_strict_aliasing around decode_options call.
1589 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1591 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1592 (host_detect_local_cpu): Use it instead of casted strings to
1593 compare vendor signatures.
1595 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1598 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1599 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1601 2008-11-03 Catherine Moore <clm@codesourcery.com>
1603 * config/mips.c (mips_conditional_register_usage): Handle the
1604 DSP control register.
1605 * doc/extend.texi: Document the DSP control register.
1607 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1608 Jakub Jelinek <jakub@redhat.com>
1610 * omp-low.c (expand_omp_for_generic): If iter_type has different
1611 precision than type and type is a pointer type, cast n1 and n2
1612 first to an integer type with the same precision as pointers
1613 and only afterwards to iter_type.
1615 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1617 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1618 (UNSPEC_GOTSYM_OFF): New unspec.
1619 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1620 (pic_add_dot_plus_eight): Likewise.
1621 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1622 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1623 UNSPEC_PIC_BASE operands.
1624 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1625 (arm_output_addr_const_extra): Handle it.
1627 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1629 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1630 integer class to full integer class if the offset is not word-aligned.
1632 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1635 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1637 (doloop_optimize): Update call to doloop_modify.
1639 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1641 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1643 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1646 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1647 gcc_cv_as_cfi_directive.
1648 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1649 merging read-only and read-write sections or assembler emits
1650 read-write .eh_frame sections.
1651 * configure: Regenerate.
1653 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1656 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1658 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1660 (rs6000_emit_prologue): Invert logic.
1661 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1662 (reg:P 11) instead of match_operand.
1663 (*save_fpregs_<mode>): Likewise.
1664 (*restore_gpregs_<mode>): Likewise.
1665 (*return_and_restore_gpregs_<mode>): Likewise.
1666 (*return_and_restore_fpregs_<mode>): Likewise.
1667 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1668 (reg:P 11) insted of match_operand.
1669 (*restore_gpregs_spe): Likewise.
1670 (*return_and_restore_gpregs_spe): Likewise.
1672 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1674 PR tree-optimization/37684
1675 * gcc.dg/graphite/pr37684.c: New.
1676 * graphite.c (exclude_component_ref): New.
1677 (is_simple_operand): Call exclude_component_ref.
1679 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1681 PR tree-optimization/36908
1682 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1683 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1684 (number_of_rw_in_partition): New.
1685 (partition_contains_all_rw): New.
1686 (ldist_gen): Do not distribute when one of the partitions
1687 contains all the memory operations.
1689 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1691 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1692 EDGE_IRREDUCIBLE_LOOP.
1694 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1696 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1697 where we have one entry point in the loop which isn't the head.
1699 2008-11-03 Richard Guenther <rguenther@suse.de>
1702 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1704 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1707 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1708 for ipa and simple ipa passes.
1710 2008-11-02 Richard Guenther <rguenther@suse.de>
1712 PR tree-optimization/37542
1713 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1714 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1715 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1716 (vn_nary_op_insert_stmt): Likewise.
1717 (visit_use): Likewise.
1719 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1721 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1723 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1724 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1725 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1726 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1727 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1728 peephole2's): Replace unspec with rotate.
1729 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1731 2008-11-02 Richard Guenther <rguenther@suse.de>
1733 PR tree-optimization/37991
1734 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1735 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1736 (set_ssa_val_to): Print if the value changed.
1737 (simplify_binary_expression): Strip useless conversions.
1739 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1742 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1745 2008-11-01 Richard Guenther <rguenther@suse.de>
1748 * builtins.c (fold_builtin_strspn): Return a size_t.
1749 (fold_builtin_strcspn): Likewise.
1751 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1753 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1754 attribute for struct return convention.
1756 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1758 * config/rs6000/crtsavres.asm: Really, really delete.
1760 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1762 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1764 (rs6000_emit_prologue): Invert logic.
1765 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1766 (reg:P 11) instead of match_operand.
1767 (*save_fpregs_<mode>): Likewise.
1768 (*restore_gpregs_<mode>): Likewise.
1769 (*return_and_restore_gpregs_<mode>): Likewise.
1770 (*return_and_restore_fpregs_<mode>): Likewise.
1771 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1772 (reg:P 11) insted of match_operand.
1773 (*restore_gpregs_spe): Likewise.
1774 (*return_and_restore_gpregs_spe): Likewise.
1776 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1778 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1779 list of word switches that take args.
1781 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1783 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1784 (s390_output_pool_entry): Call it through for_each_rtx.
1787 * expr.c (store_constructor): For vectors, if target is a MEM, use
1788 target's MEM_ALIAS_SET instead of elttype alias set.
1790 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1793 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1796 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1799 * config/rs6000/predicates.md (word_offset_memref_operand):
1800 Restructure code and look inside auto-inc/dec addresses.
1802 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1805 * libgcov.c ( __gcov_indirect_call_profiler): Check
1806 TARGET_VTABLE_USES_DESCRIPTORS.
1808 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1810 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1811 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1812 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1813 offset if eliminating soft frame pointer.
1814 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1815 (stack_protect_test_si): Add initial machine description
1816 for Stack Smashing Protector
1818 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1821 * c-common.c (min_precision): Move to...
1822 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1823 * tree.h (tree_int_cst_min_precision): Declare.
1824 * c-common.h (min_precision): Delete declaration.
1825 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1826 multiplication of non-negative integer constants.
1827 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1828 tree_int_cst_min_precision.
1829 (finish_enum): Likewise.
1831 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1834 * convert.c (convert_to_real): Do not optimize conversions of
1835 binary arithmetic operations between binary and decimal
1836 floating-point types. Consider mode of target type in determining
1837 decimal type for arithmetic. Unless
1838 flag_unsafe_math_optimizations, do not optimize binary conversions
1839 where this may change rounding behavior.
1840 * real.c (real_can_shorten_arithmetic): New.
1841 * real.h (real_can_shorten_arithmetic): Declare.
1843 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1845 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1846 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1847 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1849 (must_save_p): For some workarounds, interrupts need to clobber a
1851 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1852 and LC1 for WA_05000257.
1853 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1854 WA_05000283 and WA_05000315.
1855 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1856 (movbi): Add alternative to set CC to 1; improve code for setting
1858 (dummy_load): New pattern.
1860 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1863 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1864 BLKmode for non-memory, convert using a wider MODE_INT mode
1868 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1869 that haven't been removed yet.
1871 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1873 * config/bfin/bfin.c (struct machine_function): New member
1874 has_loopreg_clobber.
1875 (bfin_expand_movmem): Set it when generating memcpy insns.
1876 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1877 expand_epilogue_reg_restore): If we have hardware loops,
1878 memcpy insns (indicated by has_loopreg_clobber) or function
1879 calls, we need to save the loop registers.
1881 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1883 * config/i386/i386.c (core2_cost): Fix typos in comments.
1885 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1888 * combine.c (make_compound_operation): Don't call make_extraction with
1889 non-positive length.
1890 (simplify_shift_const_1): Canonicalize count even if complement_p.
1892 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1894 * convert.c (strip_float_extensions): Do not remove or introduce
1895 conversions between binary and decimal floating-point types.
1897 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1900 * fold-const.c (distribute_bit_expr): Convert common, left and
1901 right arguments to type.
1903 2008-10-28 Nick Clifton <nickc@redhat.com>
1905 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1906 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1907 call_really_used_regs array rather than the call_used_regs array.
1908 (mn10300_get_live_callee_saved_regs, expand_prologue,
1909 expand_epilogue, output_tst): Likewise.
1911 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1914 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1915 (df_get_entry_block_def_set): Neither here.
1916 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1918 PR tree-optimization/37879
1919 * predict.c (tree_estimate_probability): Check if last_stmt is
1920 non-NULL before dereferencing it.
1922 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1924 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1925 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1926 (ira_fast_allocation): Remove the prototype.
1928 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1929 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1930 (color_pass): Modify the updated costs.
1931 (ira_color): Rename to color. Make it static.
1932 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1933 (ira_color): New function.
1935 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1938 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1940 (set_allocno_live, clear_allocno_live, mark_ref_live,
1941 mark_ref_dead): Invalidate corresponding element of
1942 allocno_saved_at_call.
1943 (process_bb_node_lives): Increment last_call_num. Setup
1944 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1945 allocno was already saved.
1946 (ira_create_allocno_live_ranges): Initiate last_call_num and
1947 allocno_saved_at_call.
1949 * ira-build.c (ira_create_allocno): Initiate
1950 ALLOCNO_UPDATED_COVER_CLASS_COST.
1951 (create_cap_allocno, propagate_allocno_info,
1952 remove_unnecessary_allocnos): Remove setting updated costs.
1953 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1955 * ira.c (ira): Don't call ira_fast_allocation.
1957 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1960 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1963 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1965 * ira-int.h (ira_hard_regno_cover_class): New.
1967 * ira-lives.c (mark_reg_live, mark_reg_dead,
1968 process_bb_node_lives): Use ira_hard_regno_cover_class.
1970 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1971 (setup_hard_regno_cover_class): New function.
1972 (ira_init): Call setup_hard_regno_cover_class.
1974 * ira-costs.c (cost_class_nums): Add comment.
1975 (find_allocno_class_costs): Initiate cost_class_nums.
1976 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1978 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1981 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1982 Rename to copy_info_to_removed_store_destinations. Propagate
1983 conflict hard regs and register stack attribute.
1985 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1988 * pa.c (function_arg_padding): Pad complex and vector types
1989 upward in 64-bit runtime.
1990 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1992 2008-10-26 Matthias Klose <doko@ubuntu.com>
1994 * doc/install.texi: Document requirements on antlr.
1996 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1998 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2001 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2004 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2005 is defined, use it to modify the constant offset.
2007 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2009 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2010 and short arguments to the correct location as mandated by the ABI.
2012 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2014 PR rtl-optimization/37769
2015 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2017 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2019 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2020 unwind-dw2-Os-4-200.o.
2022 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2024 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2025 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2027 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2029 PR tree-optimization/36038
2030 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2031 add sizetype IV with initial value zero instead of pointer type.
2033 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2036 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2037 around bit operation.
2038 * profile.c (is_edge_inconsistent): Likewise.
2039 * fold-const.c (truth_value_p): Move from here...
2040 * tree.h (truth_value_p): ... to here.
2041 * c-tree.h (c_expr): Update description of original_code.
2042 * c-typeck.c (parser_build_unary_op): Set original_code.
2043 (parser_build_binary_op): Update call to warn_about_parentheses.
2044 * c-common.c (warn_about_parentheses): Take two additional
2045 arguments of the operands. Use a switch. Quote operators
2046 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2047 Add warning about !x | y and !x & y.
2048 * c-common.h (warn_about_parentheses): Update declaration.
2050 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2052 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2053 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2054 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2056 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2057 (check-%): For test targets listed in lang_checks_parallelized
2058 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2059 run the testing in multiple make goals, possibly parallel, and
2060 afterwards run dg-extract-results.sh to merge the sum and log files.
2062 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2064 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2065 (mips_move_to_gpr_cost): Likewise.
2066 (mips_move_from_gpr_cost): Likewise.
2067 (mips_register_move_cost): Make more fine-grained.
2069 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2071 * graphite.c (graphite_apply_transformations): Check for
2072 -fgraphite-identity.
2073 * toplev.c (process_options): Add graphite_identity.
2074 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2076 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2078 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2079 mulhisihl and mulhisihh builtins.
2081 From Jie Zhang <jie.zhang@analog.com>
2082 * config/bfin/bfin.md (composev2hi): Put operands into vector
2085 2008-10-22 Chao-ying Fu <fu@mips.com>
2087 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2089 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2091 From Mike Frysinger <michael.frysinger@analog.com>
2092 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2093 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2094 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2095 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2096 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2097 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2098 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2099 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2100 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2101 __ADSPBF51x__ for all of them.
2102 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2103 -mcpu bf512, bf514, bf516, and bf518.
2104 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2105 bf512-none, bf514-none, bf516-none, and bf518-none.
2106 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2107 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2108 * doc/invoke.texi (Blackfin Options): Document that
2109 -mcpu now accepts bf512, bf514, bf516, and bf518.
2111 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2114 * fold-const.c (build_range_type): For 1 .. signed_max
2115 range call build_nonstandard_inter_type if signed_type_for
2116 returned a type with bigger precision.
2118 2008-10-22 Richard Guenther <rguenther@suse.de>
2120 * tree.def (COMPLEX_TYPE): Constrain element type.
2121 * tree.c (build_complex_type): Assert that.
2122 * tree-ssa-structalias.c (could_have_pointers): Complex types
2123 cannot have pointers.
2125 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2128 * c-typeck.c (convert_for_assignment): Do not give declaration's
2129 location for builtins. Spell out which type was expected and which
2132 2008-10-22 Nick Clifton <nickc@redhat.com>
2134 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2135 the fdpic register to be a target when running in fdpic mode.
2137 2008-10-22 Rafael Espindola <espindola@google.com>
2139 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2140 newly created statements.
2142 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2145 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2146 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2147 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2149 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2152 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2153 Adjust -mcmodel=medium description for 2005-07-31 changes.
2155 2008-10-22 Jan Hubicka <jh@suse.cz>
2156 Jakub Jelinek <jakub@redhat.com>
2159 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2161 2008-10-21 Richard Henderson <rth@redhat.com>
2164 * emit-rtl.c (get_spill_slot_decl): Export.
2165 * emit-rtl.h (get_spill_slot_decl): Declare.
2166 * var-tracking.c (vt_add_function_parameters): Relax assertion
2167 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2169 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2171 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2172 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2175 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2178 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2179 processed by get_maxval_strlen.
2181 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2184 * tree.c (get_file_function_name): Copy first_global_object_name.
2185 Centralize call to clean_symbol_name.
2187 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2189 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2190 * config/svr4.h (SVR4_ASM_SPEC): New.
2191 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2192 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2194 * doc/invoke.texi (Option Summary): Add -T to linker options.
2195 (Link Options): Document -T.
2197 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2199 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2202 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2205 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2207 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2209 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2212 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2214 * doc/install.texi: Fix typos in previous patch.
2216 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2218 * doc/install.texi: Document in-tree building of gcc and mpfr.
2220 2008-10-19 Richard Guenther <rguenther@suse.de>
2222 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2224 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2227 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2228 (build_enumerator): Convert enumerators that fit in integer to
2231 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2233 * config/i386/i386.md (unnamed peephole2): Do not force memory
2234 operands of arith or logical instructions into registers for
2235 non-TARGET_READ_MODIFY targets.
2237 (ffs_cmove): Change operand 0 predicate to register_operand.
2238 Change operand 1 predicate to nonimmediate_operand.
2240 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2242 2008-10-18 Richard Guenther <rguenther@suse.de>
2244 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2245 VIEW_CONVERT_EXPR case against invalid gimple.
2247 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2249 * c-parser.c (c_parser_binary_expression): Silence the
2250 uninitialized variable warning emitted for binary_loc.
2252 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2254 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2257 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2260 * c-typeck.c (build_unary_op): Use omit_one_operand for
2261 IMAGPART_EXPR of real argument.
2263 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2265 PR tree-optimization/37664
2266 * fold-const.c (fold_binary): When optimizing comparison with
2267 highest or lowest type's value, don't consider TREE_OVERFLOW.
2269 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2272 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2273 * coverage.c: Include tm_p.h.
2274 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2275 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2276 dollar signs from PREFIX.
2277 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2278 instead of manual strip_name_encoding.
2280 2008-10-16 Richard Guenther <rguenther@suse.de>
2283 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2284 volatile qualified functions or methods as relevant.
2286 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2288 PR tree-optimization/37525
2289 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2290 sizetype unsigned constants, both in the case of C and bounds.
2292 2008-10-15 Jan Hubicka <jh@suse.cz>
2294 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2296 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2299 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2300 HARD_REGNO_CALL_PART_CLOBBERED.
2302 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2305 * ira-lives.c (mark_early_clobbers): Remove.
2306 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2307 check_and_make_def_conflicts,
2308 make_early_clobber_and_input_conflicts,
2309 mark_hard_reg_early_clobbers): New functions.
2310 (process_bb_node_lives): Call
2311 make_early_clobber_and_input_conflicts and
2312 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2314 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2315 early clobbers of pseudo-registers.
2317 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2320 * ira-build.c (ira_flattening): Recalculate
2321 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2322 from the scratch instead of the propagation.
2324 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2326 * doc/rtl.texi (const_double): Remove the "addr" operand.
2327 Describe CONST_DOUBLE_* macros under const_double rather
2329 (const_fixed): Fix the operand description.
2330 (const): Add an @findex directive.
2331 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2332 after the constant rtl table.
2333 (fix): Combine floating-point and fixed-point descriptions.
2335 * sched-deps.c (sched_analyze_2): Remove reference to
2338 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2340 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2342 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2343 for UNSPEC_GOTSYM_OFFs.
2344 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2345 (add_GOT_to_pic_reg): Use it.
2346 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2348 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2349 Harsha Jagasia <harsha.jagasia@amd.com>
2351 PR tree-optimization/37485
2352 * graphite.c (gmp_cst_to_tree): Moved.
2353 (iv_stack_entry_is_constant): New.
2354 (iv_stack_entry_is_iv): New.
2355 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2356 (loop_iv_stack_insert_constant): New.
2357 (loop_iv_stack_pop): Use new datatpype.
2358 (loop_iv_stack_get_iv): Same.
2359 (loop_iv_stack_get_iv_from_name): Same.
2360 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2361 (loop_iv_stack_patch_for_consts): New.
2362 (loop_iv_stack_remove_constants): New.
2363 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2364 (translate_clast): Call loop_iv_stack_patch_for_consts and
2365 loop_iv_stack_remove_constants.
2366 (gloog): Use new datatype. Redirect construction edge to end
2367 block to avoid accidental deletion.
2368 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2370 (union iv_stack_entry_data): New. Data in iv stack entry.
2371 (struct iv_stack_entry): New. Datatype for iv stack entries.
2373 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2375 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2376 * graphite.c (free_scop): Same.
2377 (build_scops): Same.
2378 (free_scattering): New.
2379 (build_cloog_prog): Call free_scattering.
2380 (patch_phis_for_virtual_defs): Fix memleak.
2381 (graphite_trans_bb_strip_mine): Same.
2382 (limit_scops): Same.
2384 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2385 Harsha Jagasia <harsha.jagasia@amd.com>
2387 PR tree-optimization/37828
2388 * graphite.c (graphite_trans_loop_block): Do not loop block
2389 single nested loops.
2391 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2393 PR tree-optimization/37686
2394 * tree-loop-linear.c (linear_transform_loops): Build a
2395 loop nest vector. Pass it to lambda_compute_access_matrices.
2396 * tree-data-ref.h (struct access_matrix): Store the loop nest
2397 relative to which it encodes the information.
2398 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2399 (am_vector_index_for_loop): Reimplemented: iterate over the
2400 loop nest for finding the loop index in the access matrix.
2401 (lambda_compute_access_matrices): Update declaration.
2402 * lambda-code.c (build_access_matrix): Pass the loop nest and
2404 (lambda_compute_access_matrices): Same.
2406 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2408 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2409 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2410 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2411 already implies hard float. Also fix several insn condition
2412 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2414 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2417 Based on patches by Laurent Vivier.
2418 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2419 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2420 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2421 dollar sign to underscore.
2422 (ASM_OUTPUT_EXTERNAL): Same.
2423 (ASM_OUTPUT_LABELREF): New.
2424 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2426 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2427 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2428 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2429 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2431 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2433 PR tree-optimization/36881
2434 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2435 that each value doesn't need runtime relocations, for !flag_pic
2436 check that each value is just a valid initializer constant.
2438 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2440 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2441 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2442 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2443 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2445 (REG_CLASS_NAMES): Update accordingly.
2446 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2447 rather than an unpredictable descriptive string.
2448 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2449 (mips_register_move_cost): Check for specific COP*_REGS classes,
2450 instead of ALL_COP_AND_GR_REGS.
2451 (mips_ira_cover_classes): New function.
2452 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2453 (TARGET_IRA_COVER_CLASSES): Define.
2455 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2458 * tree.c (build_type_attribute_qual_variant): Hash on the
2459 unqualified type, and don't overwrite an existing
2460 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2461 allow distinguishing between wchar_t and its underlying type. This
2462 also means that we'll retain a little more typedef information.
2464 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2465 Dmitry Melnik <dm@ispras.ru>
2466 Dmitry Zhurikhin <zhur@ispras.ru>
2467 Alexander Monakov <amonakov@ispras.ru>
2468 Maxim Kuvyrkov <maxim@codesourcery.com>
2470 * target.h (struct gcc_target): Update prototypes of needs_block_p
2472 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2473 * sel-sched.c (create_speculation_check): Likewise.
2474 * doc/tm.texi: Provide documentation for new target hooks.
2476 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2477 (ia64_gen_spec_insn): Removed.
2478 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2479 ia64_gen_spec_check): New static functions.
2480 (ia64_alloc_sched_context, ia64_init_sched_context,
2481 ia64_set_sched_context, ia64_clear_sched_context,
2482 ia64_free_sched_context, ia64_get_insn_spec_ds,
2483 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2484 (ia64_needs_block_p): Change prototype.
2485 (ia64_gen_check): Rename to ia64_gen_spec_check.
2486 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2487 into declaration, add special memory dependencies handling.
2488 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2489 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2490 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2491 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2492 Define new target hooks.
2493 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2494 (ia64_optimization_options): Turn on selective scheduling with -O3,
2495 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2496 default with selective scheduling.
2497 (ia64_override_options): Initialize align_loops and align_functions
2498 to 32 and 64, respectively. Set global selective scheduling flags
2499 according to target-dependent flags.
2500 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2501 (group_barrier_needed): Use new mstop-bit-before-check flag.
2503 (dfa_state_size): Make global.
2504 (spec_check_no, max_uid): Remove.
2505 (mem_ops_in_group, current_cycle): New variables.
2506 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2507 Initialize new variables.
2508 (is_load_p, record_memory_reference): New functions.
2509 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2511 (ia64_variable_issue): Change use of current_sched_info to
2512 sched_deps_info. Update comment. Note if a load or a store is issued.
2513 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2514 advance if maximal number of loads or stores was issued on current
2516 (scheduled_good_insn): New static helper function.
2517 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2518 a group barrier is needed. Fix vertical spacing. Guard the code
2519 doing state transition with last_scheduled_insn check.
2520 Mark that a stop bit should be before current insn if there was a
2521 cycle advance. Update current_cycle and mem_ops_in_group.
2522 (ia64_h_i_d_extended): Change use of current_sched_info to
2523 sched_deps_info. Reallocate stops_p by larger chunks.
2524 (struct _ia64_sched_context): New structure.
2525 (ia64_sched_context_t): New typedef.
2526 (ia64_alloc_sched_context, ia64_init_sched_context,
2527 ia64_set_sched_context, ia64_clear_sched_context,
2528 ia64_free_sched_context): New static functions.
2529 (gen_func_t): New typedef.
2530 (get_spec_load_gen_function): New function.
2531 (SPEC_GEN_EXTEND_OFFSET): Declare.
2532 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2533 (get_mode_no_for_insn): Change the condition that prevents use of
2534 special hardware registers so it can now handle pseudos.
2535 (get_spec_unspec_code): New function.
2536 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2537 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2538 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2539 during selective scheduling.
2540 (ia64_speculate_insn): Use ds_get_speculation_types when
2541 determining whether we need to change the pattern.
2542 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2543 (ia64_spec_check_src_p): Support new speculation/check codes.
2544 (struct bundle_state): New field.
2545 (issue_nops_and_insn): Initialize it.
2546 (insert_bundle_state): Minimize mid-bundle stop bits.
2547 (important_for_bundling_p): New function.
2548 (get_next_important_insn): Use important_for_bundling_p.
2549 (bundling): When shifting TImode from unimportant insns, ignore
2550 also group barriers. Assert that best state is found before
2551 the backward bundling pass. Print number of mid-bundle stop bits.
2552 Minimize mid-bundle stop bits. Check correct calculation of
2553 mid-bundle stop bits.
2554 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2555 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2557 (sel2_run): New variable.
2558 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2559 selective scheduling pass instead of schedule_ebbs.
2561 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2562 (UNSPEC_LDS_A): New UNSPEC.
2563 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2564 movti_internal, movsf_internal, movdf_internal,
2565 movxf_internal): Make visible. Add speculable* attributes.
2566 (output_c_nc): New mode attribute.
2567 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2568 mov<mode>_nc, zero_extend<mode>di2_nc,
2569 advanced_load_check_nc_<mode>): New insns.
2570 (zero_extend*): Add speculable* attributes.
2572 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2573 (msched-stop-bits-after-every-cycle): Likewise.
2574 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2576 (msched-spec-verbose): Remove.
2577 (msched-prefer-non-data-spec-insns,
2578 msched-prefer-non-control-spec-insns,
2579 msched-count-spec-in-critical-path,
2580 msel-sched-dont-check-control-spec): Use Target Report Var
2581 instead of Common Report Var.
2583 * config/ia64/itanium2.md: Remove incorrect bypass.
2585 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2587 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2590 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2591 and -fhelp=separate.
2593 2008-10-14 Ben Elliston <bje@au.ibm.com>
2595 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2597 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2599 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2602 2008-10-13 Matthias Klose <doko@ubuntu.com>
2604 * config/pa/linux-atomic.c: Work around missing header file
2605 for hppa64-linux-gnu targets.
2607 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2608 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2609 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2610 Grace Cao <grace_cao@playstation.sony.com>
2612 * doc/invoke.texi (-mgen-cell-microcode): Document.
2613 (-mwarn-cell-microcode): Document.
2614 * cfglayout.c (locator_location): Export.
2615 * rtl.h (locator_location): Define prototype.
2616 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2618 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2619 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2620 (mwarn-cell-microcode): New option.
2621 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2622 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2623 cell and not already set.
2624 Turn off string instructions if not generating cell microcode.
2625 (rs6000_final_prescan_insn): New function that warns about microcoded
2627 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2628 * config/rs6000/rs6000.md
2629 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2630 the instruction would have been microcoded on the Cell. Set
2631 cell_micro to always on unnamed patterns for the string instructions.
2632 (cell_micro): Update definition, remove load/store conditional
2634 (sign_extend:DI): Define new pattern for non microcoded version.
2635 (sign_extend:SI): Likewise.
2636 (compare (div:P)): Set cell_micro to not.
2637 (andsi3): Define as an expand.
2638 (andsi3_mc): New pattern.
2639 (andsi3_nomc): New pattern.
2640 (andsi3_internal0_nomc): New pattern.
2641 (andsi3_internal2): Rename to ...
2642 (andsi3_internal2_mc): this and enable iff generating microcode.
2643 (andsi3_internal3): Rename to ...
2644 (andsi3_internal3_mc): this and enable iff generating microcode.
2645 (andsi3_internal4): Enable iif generating microcode.
2646 (andsi3_internal5): Rename to ..
2647 (andsi3_internal5_mc): this and enable iff generating microcode.
2648 (andsi3_internal5_nomc): New pattern.
2649 (extzvdi_internal1): Enable iff generating microcode.
2650 (extzvdi_internal2): Likewise.
2651 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2652 (anddi3): Change to expand.
2653 (anddi3_mc): Rename from anddi3.
2654 (anddi3_no_mc): New pattern.
2655 (anddi3_internal2): Rename to ..
2656 (anddi3_internal2_mc): this and enable iff generating microcode.
2657 (anddi3_internal2_nomc): New pattern.
2658 (anddi3_internal3): Rename to ..
2659 (anddi3_internal3_mc): this and enable iff generating microcode.
2660 (anddi3_internal3_nomc): New pattern.
2661 (movti_string): Set cell_micro to always if TARGET_STRING.
2662 (stmsi8): Set cell_micro to always.
2668 (stmsi8_power): Likewise.
2669 (stmsi7_power): Likewise.
2670 (stmsi6_power): Likewise.
2671 (stmsi5_power): Likewise.
2672 (stmsi4_power): Likewise.
2673 (stmsi3_power): Likewise.
2674 (movsi_update2): Enable iff generating microcode.
2675 (movhi_update3): Likewise.
2676 (lmw): Set cell_micro to always.
2678 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2680 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2681 * config/s390/s390.c (machine_function): Remove
2682 decomposed_literal_pool_addresses_ok_p.
2683 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2684 the difference of two labels.
2685 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2686 (s390_pool_offset): New function.
2687 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2688 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2690 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2692 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2693 (powerpc*-*-linux-gnu*): Describe.
2694 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2695 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2696 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2697 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2698 config/rs6000/e500crtres32gpr.asm,
2699 config/rs6000/e500crtres64gpr.asm,
2700 config/rs6000/e500crtres64gprctr.asm,
2701 config/rs6000/e500crtrest32gpr.asm,
2702 config/rs6000/e500crtrest64gpr.asm,
2703 config/rs6000/e500crtresx32gpr.asm,
2704 config/rs6000/e500crtresx64gpr.asm,
2705 config/rs6000/e500crtsav32gpr.asm,
2706 config/rs6000/e500crtsav64gpr.asm,
2707 config/rs6000/e500crtsav64gprctr.asm,
2708 config/rs6000/e500crtsavg32gpr.asm,
2709 config/rs6000/e500crtsavg64gpr.asm,
2710 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2711 * config/rs6000/crtsavres.asm: Really remove.
2713 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2716 * c-format.c (convert_format_name_to_system_name): Use
2717 TARGET_OVERRIDES_FORMAT_INIT.
2718 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2719 * config/i386/mingw.opt: New.
2720 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2721 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2722 (ms_printf_length_specs): Removed const specifier.
2723 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2724 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2726 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2728 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2729 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2731 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2734 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2735 sure that ref has valid bb.
2737 2008-10-12 Richard Henderson <rth@redhat.com>
2740 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2741 * alias.c (value_addr_p, stack_addr_p): Remove.
2742 (nonoverlapping_memrefs_p): Remove IRA special case.
2743 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2744 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2745 * reload1.c (alter_reg): Use it.
2747 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2749 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2750 of registers instead of eax, ebx, ecx and edx. Use for loop
2751 and check register for non-zero value before the call
2752 to decode_caches_intel.
2754 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2756 PR rtl-optimization/37448
2757 * df.h: (df_ref_class): New enum.
2758 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2759 (struct df_ref): Replaced with union df_ref_d.
2760 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2761 New members of df_ref_d union.
2762 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2763 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2764 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2765 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2766 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2767 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2768 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2769 (df_scan_bb_info, df_bb_regno_first_def_find,
2770 df_bb_regno_last_def_find, df_find_def, df_find_use,
2771 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2772 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2773 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2774 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2775 Replaced struct df_ref * with df_ref.
2776 * df-scan.c (df_collection_rec, df_null_ref_rec,
2777 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2778 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2779 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2780 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2781 df_reorganize_refs_by_reg_by_reg,
2782 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2783 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2784 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2785 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2786 df_bb_refs_record, df_exit_block_uses_collect,
2787 df_record_exit_block_uses, df_reg_chain_mark,
2788 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2789 df_ref * with df_ref.
2790 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2791 df_ref_class parameter.
2792 (df_scan_problem_data): Added new pools for different types of refs.
2793 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2794 df_ref_create_structure): Processed new ref pools.
2795 (df_scan_start_dump): Added counts of refs and insns.
2796 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2797 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2798 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2799 code to pass df_ref_class down to ref creation functions.
2800 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2801 df_reg_chain_mark): Use macros to hide references to df_refs.
2802 (df_ref_chain_change_bb): Removed.
2803 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2804 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2805 Enhanced to understand df_ref union structure.
2806 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2807 all_uses_available_at, update_df, try_fwprop_subst,
2808 forward_propagate_subreg, forward_propagate_and_simplify,
2809 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2810 df_ref * with df_ref.
2811 (use_killed_between, all_uses_available_at): Use macros to hide
2812 references to df_refs.
2813 * regstat.c (regstat_bb_compute_ri,
2814 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2816 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2817 see_handle_relevant_refs, see_analyze_one_def,
2818 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2819 struct df_ref * with df_ref.
2820 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2821 global_conflicts): Replaced struct df_ref * with df_ref.
2822 * ddg.c (create_ddg_dep_from_intra_loop_link,
2823 add_cross_iteration_register_deps, build_inter_loop_deps):
2824 Replaced struct df_ref * with df_ref.
2825 (create_ddg_dep_from_intra_loop_link,
2826 add_cross_iteration_register_deps): Use macros to hide references
2828 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2829 df_ref * with df_ref.
2830 * df-core.c (df_bb_regno_first_def_find,
2831 df_bb_regno_last_def_find, df_find_def, df_find_use,
2832 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2833 debug_df_ref): Replaced struct df_ref * with df_ref.
2834 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2835 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2837 * web.c (union_defs, entry_register, replace_ref, web_main):
2838 Replaced struct df_ref * with df_ref.
2839 (union_defs, replace_ref): Use macros to hide references to df_refs.
2840 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2841 Replaced struct df_ref * with df_ref.
2842 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2843 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2844 Replaced struct df_ref * with df_ref.
2845 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2846 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2848 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2849 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2850 df_compute_accessed_bytes_strict_low_part,
2851 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2852 Replaced struct df_ref * with df_ref.
2853 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2854 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2855 df_ref * with df_ref.
2856 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2857 check_dependency, check_dependencies, record_uses): Replaced
2858 struct df_ref * with df_ref.
2859 (invariant_for_use, check_dependency): Use macros to hide
2860 references to df_refs.
2861 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2862 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2863 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2864 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2865 references to df_refs.
2866 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2868 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2869 * df-problems.c (df_rd_bb_local_compute_process_def,
2870 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2871 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2872 df_chain_remove_problem, df_chain_create_bb_process_use,
2873 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2874 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2875 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2876 df_byte_lr_simulate_artificial_refs_at_top,
2877 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2878 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2879 df_simulate_uses, df_simulate_artificial_refs_at_end,
2880 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2882 (df_chain_dump): Use macros to hide references to df_refs.
2883 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2884 df_ref * with df_ref.
2885 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2886 mark_artificial_uses, mark_reg_dependencies,
2887 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2889 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2891 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2893 (array_ref_element_size): Likewise.
2894 (array_ref_low_bound): Likewise.
2895 (array_ref_up_bound): Likewise.
2896 * expr.c (contains_packed_reference): Likewise.
2897 (array_ref_element_size): Likewise.
2898 (array_ref_low_bound): Likewise.
2899 (array_ref_up_bound): Likewise.
2900 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2901 with ARRAY_RANGE_REF.
2902 (idx_find_step): Likewise.
2903 (idx_record_use): Likewise.
2904 (strip_offset_1): Likewise.
2905 (idx_remove_ssa_names): Likewise.
2907 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2908 Andi Kleen <ak@linux.intel.com>
2910 * config/i386/cpuid.h (__cpuid_count): New defines.
2911 * config/i386/driver-i386.c (struct cache_desc): New structure.
2912 (describe_cache): Use struct cache_desc to pass cache descriptions.
2913 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2914 (detect_caches_amd): Use struct cache_desc to describe caches.
2915 (decode_caches_intel): Use struct cache_desc to pass cache
2916 descriptions. Update descriptions to match latest (rev -032,
2917 December 2007) CPUID documentation. Do not check valid bit here.
2918 Check for Xeon MP value 0x49 problems.
2919 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2920 Check valid bit before calling decode_caches_intel. Detect number
2921 of times to repeat CPUID instruction.
2922 (detect_caches_cpuid4): New function.
2923 (detect_caches_intel): Depending on max_level, call
2924 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2925 only when other methods fail to provide valid L2 cache description.
2927 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2930 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2931 it to PIC call patterns.
2932 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2933 code generation and attributes from pattern. Change peephole2 to
2934 split for noreturn case. Revise split pattern for non noreturn case.
2935 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2936 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2937 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2940 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2942 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2943 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2945 (divdf3): Reformat long line.
2947 2008-10-11 Michael J. Eager <eager@eagercon.com>
2949 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2951 (rs6000_handle_option): Process -mfpu options.
2952 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2953 (enum fpu_type_t): New.
2954 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2955 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2957 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2958 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2959 * config/rs6000/rs6000.opt (-mfpu): New.
2960 (-mxilinx-fpu): New.
2961 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2962 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2963 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2964 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2965 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2967 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2970 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2971 LO_SUM on Darwin if mode has just one unit.
2973 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2976 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2977 has been optimized out.
2979 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2981 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2982 instead of PIC_DIRECT_ADDR_P.
2983 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2984 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2985 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2986 (PIC_OFFSET_P): Rename to...
2987 (PCREL_SYMOFF_P): ...this.
2988 (PIC_DIRECT_ADDR_P): Delete.
2989 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2991 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2992 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2993 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2994 * config/sh/sh.c (print_operand): Remove CONST handling.
2995 (unspec_caller_rtx_p): Rewrite to use split_const and check
2996 the operands of UNSPEC bases.
2997 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2998 with (unspec [A B] UNSPEC_SYMOFF).
2999 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3000 UNSPEC_PCREL_SYMOFF.
3001 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3002 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3003 (UNSPEC_EXTRACT_U16): Likewise.
3004 (UNSPEC_SYMOFF): Likewise.
3005 (UNSPEC_PCREL_SYMOFF): Likewise.
3006 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3008 (movsi_const_16bit): Likewise.
3009 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3010 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3011 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3012 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3013 with (unspec [A B] UNSPEC_SYMOFF).
3014 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3015 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3016 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3017 (Csu): Likewise UNSPEC_EXTRACT_U16.
3018 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3019 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3021 2008-10-10 Stepan Kasal <skasal@redhat.com>
3023 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3024 for loop strip mining and loop blocking.
3026 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3028 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3029 vary types depending on debug info.
3031 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3033 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3034 before ensuring it's already computed.
3036 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3038 * rtl.h (locator_eq): New decl.
3039 * cfglayout.c (locator_scope): New function.
3040 (insn_scope): Use it.
3041 (locator_eq): New function.
3042 (fixup_reorder_chain): Search for last insn in src bb
3043 that has locator set or first insn in dest bb. Use
3044 locator_eq instead of == to compare locators.
3045 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3046 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3047 == to compare locators.
3049 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3051 * gimple-low.c (lower_function_body, lower_gimple_return,
3052 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3053 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3054 goto_block on edges if goto_locus is known.
3057 * tree.h (get_object_alignment): Declare.
3058 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3059 get_object_alignment if needed.
3060 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3062 (get_object_alignment): ... here. New function. Try harder to
3063 determine alignment from get_inner_reference returned offset.
3065 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3067 * graphite.c (gloog): Don't call find_unreachable_blocks
3068 before delte_unreachable_blocks.
3070 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3071 goto_locus of true_edge into RTL locator.
3073 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3075 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3076 (*jcc_btdi_mask_rex64): Ditto.
3078 (*jcc_btsi_mask): Ditto.
3079 (*jcc_btsi_1): Ditto.
3080 (*jcc_btsi_mask_1): Ditto.
3082 2008-10-08 Paul Brook <paul@codesourcery.com>
3084 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3085 compatible profiler (__gnu_mcount_nc).
3086 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3088 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3090 * config/i386/i386.c (initial_ix86_tune_features): Add
3091 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3092 * config/i386/i386.h (ix86_tune_indices): Likewise.
3093 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3095 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3096 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3097 for FP to FP splitters.
3099 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3101 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3104 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3108 PR rtl-optimization/37341
3109 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3110 to ORIG_BB, pass through ORIG_BB recursively.
3111 (cse_condition_code_reg): Adjust caller.
3113 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3115 * sdbout.c (sdbout_one_type): Treat the value type
3116 CONST_DECL for enumerals.
3118 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3120 * config/i386/i386.md: Remove trailing white spaces.
3122 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3124 PR rtl-optimization/37448
3125 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3126 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3128 (struct output_info) [count]: Renamed total_created and made
3130 (struct output_info) [size]: Renamed total_allocated and made
3132 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3133 Properly keep track of desc->size.
3134 (print_statistics, dump_alloc_pool_statistics): Enhance the
3135 printing of statistics to print the number of elements and to use
3138 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3141 * opts.h (CL_SAVE): Move up to flags range.
3142 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3143 CL_COMMON): Renumber.
3144 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3145 * opts.c (common_handle_option): Revert last change.
3147 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3149 * config/i386/i386-protos.h (ix86_schedule): New.
3151 * config/i386/i386.c (ix86_schedule): New.
3152 (override_options): Add schedule to processor_alias_table. Set
3153 ix86_schedule from the schedule field in processor_alias_table.
3154 (ix86_function_specific_save): Save ix86_schedule.
3155 (ix86_function_specific_restore): Restore ix86_schedule.
3157 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3158 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3161 * config/i386/i386.opt: Add schedule.
3163 * config/i386/ppro.md: Remove generic32.
3165 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3168 * expr.c (count_type_elements): Handle ERROR_MARK.
3170 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3175 * basic-block.h (struct edge_def): Add goto_block field.
3176 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3177 one insn with locus corresponding to edge's goto_locus if !optimize.
3178 * profile.c (branch_prob): Copy edge's goto_block.
3179 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3181 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3182 locator in between the merged basic blocks if !optimize and needed.
3183 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3184 goto_locus into RTL locator. For unconditional jump use that
3185 locator for the jump insn.
3186 (expand_gimple_cond): Convert goto_block and goto_locus into
3187 RTL locator for all remaining edges. For unconditional jump
3188 use that locator for the jump insn.
3189 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3190 there is more than one edge or insn locator along the forwarding
3191 edges and !optimize. If there is just one, set e->goto_locus.
3192 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3194 (move_block_to_fn): Adjust edge's goto_block.
3196 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3199 * expmed.c (expand_mult): Properly check DImode constant in
3202 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3205 * dwarf2out.c (common_block_die_table): New variable.
3206 (common_block_die_table_hash, common_block_die_table_eq): New
3208 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3209 COMMON block in the current scope rather than globally. Optimize
3210 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3211 DW_OP_addr SYMBOL_REF+off.
3213 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3215 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3216 Return true for non-addressable GIMPLE operands.
3218 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3221 * config/i386/i386.c (initial_ix86_tune_features): Remove
3222 X86_TUNE_USE_BIT_TEST.
3223 * config/i386/i386.h (ix86_tune_indices): Likewise.
3224 (TARGET_USE_BIT_TEST): Removed.
3226 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3228 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3230 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3232 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3233 (mul<mode>3_mul3): ... into this new template.
3235 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3237 * gimplify.c (gimplify_arg): Add location argument. Use it.
3238 (gimplify_call_expr): Pass location to gimplify_arg.
3239 (gimplify_modify_expr_to_memcpy): Same.
3240 (gimplify_modify_expr_to_memset): Same.
3242 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3244 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3245 Update calls to build_unary_op and build_indirect_ref for location
3248 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3251 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3252 * c-typeck.c (array_to_pointer_conversion): Pass location to
3254 (function_to_pointer_conversion): Use error_at and warning_at.
3255 (build_indirect_ref): Same.
3256 (build_array_ref): Pass location to build_binary_op.
3257 (parser_build_unary_op): Do not set location after calling
3259 (build_unary_op): Add location argument. Use it throughout. Set
3260 EXPR_LOCATION before returning new tree.
3261 (build_modify_expr): Same.
3262 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3264 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3265 build_indirect_ref, build_modify_expr.
3266 (c_finish_omp_for): Same. Use error_at instead of error.
3267 * c-common.c (c_common_truthvalue_conversion): Pass location to
3269 (warn_for_div_by_zero): Add location argument.
3270 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3271 build_unary_op, warn_for_div_by_zero.
3272 * c-parser.c (c_parser_typeof_specifier): Use
3273 protected_set_expr_location.
3274 (c_parser_statement_after_labels): Same.
3275 (c_parser_condition): Same.
3276 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3277 (c_parser_conditional_expression): Use protected_set_expr_location.
3278 (c_parser_unary_expression): Pass location to build_indirect_ref.
3279 (c_parser_postfix_expression_after_primary): Pass location to
3280 build_indirect_ref, build_unary_op.
3281 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3283 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3285 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3286 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3287 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3289 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3290 (mips_issue_rate): Handle PROCESSOR_R10000.
3291 * config/mips/mips.md (cpu): Add r10000.
3293 * config/mips/10000.md: New file.
3295 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3297 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3298 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3299 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3301 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3303 * config/darwin-protos.h (machopic_function_base_name): Delete.
3304 (machopic_function_base_sym): Likewise.
3305 (machopic_gen_offset): Declare.
3306 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3307 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3308 * config/darwin.c (machopic_function_base_name): Delete.
3309 (machopic_function_base_sym): Likewise.
3310 (gen_pic_offset): Rename to...
3311 (machopic_gen_offset): ...this and remove the pic_base argument.
3312 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3313 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3314 crtl->uses_pic_offset_table.
3315 (machopic_indirect_data_reference): Use new machopic_gen_offset
3317 (machopic_legitimize_pic_address): Likewise.
3318 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3320 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3321 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3322 * config/i386/i386.c (output_set_got): Likewise.
3323 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3325 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3326 (legitimate_address_p): Likewise.
3327 (output_pic_addr_const): Likewise.
3328 (output_addr_const_extra): Likewise.
3329 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3330 match an UNSPEC rather than a MINUS.
3331 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3332 (builtin_setjmp_receiver): Use machopic_gen_offset.
3333 * config/i386/predicates.md (pic_symbolic_operand): Handle
3334 UNSPEC_MACHOPIC_OFFSET.
3336 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3337 Use machopic_gen_offset and machopic_operand_p.
3338 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3339 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3340 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3341 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3342 Set crtl->uses_pic_offset_table.
3344 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3346 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3348 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3349 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3350 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3351 (constant_pool_expr_p): Use split_const and check the base.
3352 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3354 (legitimate_constant_pool_address_p): Check toc_relative_p
3355 instead of constant_pool_expr_p.
3356 (print_operand_address): Always use output_addr_const for
3357 constant pool addresses.
3358 (rs6000_output_addr_const_extra): New function.
3359 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3361 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3365 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3366 (mark_ref_live, mark_ref_dead): Use them.
3367 (def_conflicts_with_inputs_p): Remove.
3368 (mark_early_clobbers): New function.
3369 (process_bb_node_lives): Call preprocess_constraints and
3370 mark_early_clobbers.
3372 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3374 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3376 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3377 lib with -mthread switch.
3379 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3382 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3383 function in two, making it call a new and reusable
3384 dwarf2out_imported_module_or_decl() that takes the containing
3385 BLOCK of the declaration in argument.
3386 (dwarf2out_imported_module_or_decl_real): New function.
3387 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3388 IMPORTED_DECL in account.
3389 * tree.def: Added IMPORTED_DECL node type.
3390 * tree.h: Added accessors for IMPORTED_DECL nodes.
3391 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3393 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3395 * doc/gimple.texi: Fix some typos, wrap some long lines,
3396 fix some broken wraps with continuations.
3397 * tree-ssa-reassoc.c: Fix comment typos.
3399 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3402 * pa.c (legitimize_pic_address): Force function labels to memory in
3405 2008-10-04 Anton Blanchard <anton@samba.org>
3407 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3408 (rs6000_split_atomic_op): Same.
3409 (rs6000_split_compare_and_swap): Same.
3410 (rs6000_split_compare_and_swapqhi): Same.
3412 2008-10-04 Richard Guenther <rguenther@suse.de>
3414 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3415 instead of pointer equality.
3416 (vn_nary_op_eq): Likewise.
3418 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3420 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3422 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3423 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3425 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3427 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3428 Revert previous change.
3430 2008-10-03 Tom Tromey <tromey@redhat.com>
3432 * stringpool.c (ggc_alloc_string): Terminate string.
3434 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3436 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3437 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3438 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3441 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3444 2008-10-03 Pascal Obry <obry@adacore.com>
3446 * gcov.c (create_file_names): Properly handle UNIX and DOS
3447 directory separators.
3448 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3449 separator to '~' to ensure clean filenames on Windows.
3451 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3453 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3454 Add a null terminator to the stripped name.
3456 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3458 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3459 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3460 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3461 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3462 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3463 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3464 TARGET_SINGLE_FLOAT.
3466 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3468 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3470 2008-10-02 Richard Guenther <rguenther@suse.de>
3473 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3474 and VECTOR_TYPE recurse with useless_type_conversion_p which
3475 properly handles void pointer conversion.
3477 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3480 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3481 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3483 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3485 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3486 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3487 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3488 they translate to non builtins.
3489 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3490 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3491 __builtin_vec_promote, __builtin_vec_extract, and
3492 __builtin_vec_insert.
3493 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3494 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3495 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3496 * config/rs6000/altivec.h (vec_extract): Define
3497 (vec_insert): Define.
3498 (vec_splats): Define.
3499 (vec_promote): Define.
3501 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3502 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3503 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3505 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3507 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3508 prototype. Add new parameter, blk.
3509 Use BLKmode for the MEM if blk is true.
3510 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3511 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3512 ALTIVEC_BUILTIN_STVRXL.
3513 Update usage of altivec_expand_lv_builtin.
3514 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3515 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3516 (altivec_init_builtins): If compiling for the Cell, also define the
3518 * config/rs6000/rs6000.h (rs6000_builtins): Define
3519 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3520 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3521 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3522 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3523 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3524 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3525 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3526 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3527 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3528 UNSPEC_STVRX, and UNSPEC_STVRXL.
3529 (altivec_lvlx): New pattern.
3530 (altivec_lvlxl): New pattern.
3531 (altivec_lvrx): New pattern.
3532 (altivec_lvrxl): New pattern.
3533 (altivec_stvlx): New pattern.
3534 (altivec_stvlxl): New pattern.
3535 (altivec_stvrx): New pattern.
3536 (altivec_stvrxl): New pattern.
3537 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3538 (vec_lvlxl): Likewise.
3539 (vec_lvrx): Define if PPU is defined.
3540 (vec_lvrxl): Likewise.
3541 (vec_stvlx): Define if PPU is defined.
3542 (vec_stvlxl): Likewise.
3543 (vec_stvrx): Define if PPU is defined.
3544 (vec_stvrxl): Likewise.
3546 2008-10-01 Geert Bosch <bosch@adacore.com>
3548 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3550 2008-10-01 Richard Guenther <rguenther@suse.de>
3552 PR tree-optimization/37617
3553 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3554 do not add to the NEW_SETS.
3556 2008-10-01 Richard Guenther <rguenther@suse.de>
3559 * tree-vrp.c (execute_vrp): If we optimized away the default
3560 case make sure to promote the label that got in place of it
3561 to a default case label.
3563 2008-10-01 Richard Henderson <rth@redhat.com>
3566 * tree-complex.c (set_component_ssa_name): Don't optimize
3567 is_gimple_min_invariant values with ssa_names in abnormal phis.
3569 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3571 PR tree-optimization/37662
3572 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3573 commutative binary operation if they are in the wrong order and
3574 fold_build2 produces non-GIMPLE.
3576 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3578 PR tree-optimization/37662
3579 PR tree-optimization/37663
3580 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3581 get_value_range with non-SSA_NAME. Don't assert operands have been
3582 folded, instead just bail out.
3584 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3586 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3588 2008-09-30 Richard Guenther <rguenther@suse.de>
3591 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3592 build restrict-qualified pointers.
3593 (vectorizable_store): Move alias check later.
3594 (vectorizable_load): Likewise.
3596 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3598 * c-common.c (empty_if_body_warning): Remove.
3599 * c-common.h (empty_if_body_warning): Remove.
3600 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3601 here the -Wempty-body warning for `if' and `else' statements.
3602 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3604 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3606 * config/i386/i386.opt: Add msse2avx.
3608 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3609 * config/i386/linux64.h (ASM_SPEC): Likewise.
3611 * doc/invoke.texi: Document -msse2avx.
3613 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3615 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3617 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3619 * ifcvt.c (noce_emit_store_flag): If using condition from original
3620 jump, reverse it if if_info->cond was reversed.
3622 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3624 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3625 non-constant memory if it cannot be forced to constant memory.
3626 Overhaul surrounding code and factor out common condition.
3628 2008-09-29 Jeff Law <law@redhat.com>
3630 * reload1.c (alter_reg): Add missing curly braces.
3632 2008-09-29 Michael J. Eager <eager@eagercon.com>
3634 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3636 * config/rs6000/rs6000.c (rs6000_override_options): Move
3637 rs6000_init_hard_regno_mode_ok after all options changed.
3638 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3639 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3640 -msimple-fpu flags. Add warning messages if single FP not configured.
3641 (rs6000_file_start): Output gnu_attribute for single-float.
3642 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3643 (rs6000_legitimize_address): Likewise.
3644 (rs6000_legitimize_reload_address): Likewise.
3645 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3646 TARGET_SINGLE_FLOAT.
3647 (function_arg_advance): Likewise (partial conversion).
3648 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3649 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3650 TARGET_SINGLE_FLOAT.
3651 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3652 (rs6000_emit_prologue): Likewise.
3653 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3654 TARGET_SINGLE_FLOAT.
3655 (rs6000_libcall_value): Likewise.
3656 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3657 (TARGET_DOUBLE_FLOAT): New default to 1
3658 (TARGET_SIMPLE_FPU): New default to 0
3659 (TARGET_SINGLE_FPU): New default to 0
3660 (TARGET_SINGLE_FLOAT_MODE): New.
3661 (TARGET_DOUBLE_FLOAT_MODE): New.
3662 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3663 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3665 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3666 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3667 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3668 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3669 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3670 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3671 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3672 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3673 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3674 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3675 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3676 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3677 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3678 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3679 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3680 cmptf_internal1, *cmptf_internal2): Condition on
3681 TARGET_DOUBLE_FLOAT.
3682 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3683 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3684 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3685 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3686 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3687 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3688 TARGET_SINGLE_FLOAT.
3689 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3690 * config/rs6000/rs6000.opt (-msingle-float): New.
3691 (-mdouble-float): New.
3692 (-msimple-fpu): New.
3693 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3694 -msingle-float, -mdouble-float, -msimple-fpu options.
3695 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3696 _SOFT_DOUBLE for -msingle-float.
3697 * config.gcc: New config for target=powerpc-xilinx-eabi.
3699 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3701 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3702 have exit and entry.
3703 (new_scop): Take entry and exit edge to define new SCoP.
3704 (sd_region_p): New structure used during SCoP detection.
3705 (move_scops): Delete.
3706 (move_sd_regions): New.
3707 (scopdet_info): Change the definition from edges back to basic_blocks.
3708 (scopdet_edge_info): Work on basic_blocks and rename to
3709 scopdet_basic_block_info.
3710 (split_difficult_bb): At the moment removed. We should later
3711 add it at another place.
3712 (build_scops_1): Work on basic_blocks.
3713 (bb_in_sd_region): New.
3714 (find_single_entry_edge): New.
3715 (find_single_exit_edge): New.
3716 (create_single_entry_edge): New.
3717 (sd_region_without_exit): New.
3718 (create_single_exit_edge): New.
3719 (unmark_exit_edges): New.
3720 (mark_exit_edges): New.
3721 (create_sese_edges): New.
3722 (build_graphite_scops): New.
3723 (build_scops): Make SCoPs SESE.
3724 (limit_scops): Use the new functions.
3726 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3728 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3730 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3733 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3734 address to a register before taking the lower part.
3736 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3738 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3741 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3742 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3745 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3746 the newly created variable.
3747 Create a VECTOR_CST of all 1s for vector types.
3749 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3752 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3754 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3756 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3757 order to convert between modes.
3758 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3760 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3762 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3765 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3768 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3772 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3774 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3775 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3776 them to yield false with MIPS16.
3778 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3781 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3782 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3783 mem_loc_descriptor failed. Accept UNSPEC.
3784 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3785 fail if one of the loc_descriptor calls for pieces failed.
3786 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3787 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3788 if loc_descriptor_from_tree_1 on offset failed.
3791 * opts.c (common_handle_option): Don't call print_specific_help with
3792 CL_SAVE as first argument.
3794 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3795 Steve Ellcey <sje@cup.hp.com>
3797 * configure: Regenerate for new libtool.
3798 * aclocal.m4: Ditto.
3800 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3802 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3803 alias set on MEM when saving stack pointer.
3804 * config/rs6000/rs6000.md (allocate_stack): Likewise
3806 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3808 PR tree-optimization/37574
3809 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3810 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3811 instead of vector_type for constants. Take computation out of loop.
3812 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3813 and use only vector_type for invariant case.
3814 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3816 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3819 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3820 the decl is a VAR_DECL or FUNCTION_DECL.
3822 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3825 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3826 (mark_ref_live, mark_ref_dead): Use them.
3827 (def_conflicts_with_inputs_p): Remove.
3828 (mark_early_clobbers): New function.
3829 (process_bb_node_lives): Call preprocess_constraints and
3830 mark_early_clobbers.
3832 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3834 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3837 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3838 (ira_compress_allocno_live_ranges): New prototype.
3840 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3841 (coalesced_allocnos_living_at_program_points): New.
3842 (coalesced_allocnos_live_at_points_p,
3843 set_coalesced_allocnos_live_points): New functions.
3844 (coalesce_spill_slots): Rewrite.
3846 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3847 ira_compress_allocno_live_ranges): New functions.
3849 * ira-build.c (ira_flattening): Call
3850 ira_compress_allocno_live_ranges.
3853 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3855 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3858 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3860 * combine.c (make_compound_operation): Handle the 'E' format.
3861 (count_rtxs): Likewise.
3862 (update_table_tick): Likewise.
3863 (get_last_value_validate): Likewise.
3865 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3867 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3869 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3871 * matrix-reorg.c (transform_allocation_sites): Initializers
3872 added to avoid the warning.
3874 2008-09-25 Martin Jambor <mjambor@suse.cz>
3876 * cgraph.c (free_nodes): New variable.
3877 (NEXT_FREE_NODE): New macro.
3878 (cgraph_create_node): Reuse nodes from the free list. Do not
3879 update uid if doing so.
3880 (cgraph_remove_node): Add the node to the free list.
3882 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3884 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3886 2008-09-24 Richard Henderson <rth@redhat.com>
3888 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3889 * unwind-dw2.c (execute_stack_op): Handle it.
3891 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3894 2008-09-24 Michael J. Eager <eager@eagercon.com>
3896 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3898 * c-common.c (fname_decl): New location argument.
3899 * c-common.h (fname_decl): Same.
3900 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3902 (c_parser_typeof_specifier): Same.
3903 (c_parser_parms_list_declarator): Same.
3904 (c_parser_asm_string_literal): Same.
3905 (c_parser_compound_statement_nostart): Same.
3906 (c_parser_label): Same.
3907 (c_parser_do_statement): Same.
3908 (c_parser_asm_statement): Same.
3909 (c_parser_unary_expression): Same.
3910 (c_parser_sizeof_expression): Same.
3911 (c_parser_postfix_expression): Same.
3912 (c_parser_pragma): Same.
3913 (c_parser_omp_clause_collapse): Same.
3914 (c_parser_omp_clause_num_threads): Same.
3915 (c_parser_omp_clause_schedule): Same.
3916 (c_parser_omp_all_clauses): Same.
3917 (c_parser_omp_sections_scope): Same.
3918 (c_parser_omp_for_loop): Same. Pass condition's location to
3919 c_objc_common_truthvalue_conversion.
3920 (c_parser_enum_specifier): Remove comment.
3922 2008-09-24 Michael J. Eager <eager@eagercon.com>
3924 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3926 * config/rs6000/rs6000.c (rs6000_override_options): Move
3927 rs6000_init_hard_regno_mode_ok after all options changed.
3928 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3929 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3930 -msimple-fpu flags. Add warning messages if single FP not configured.
3931 (rs6000_file_start): Output gnu_attribute for single-float.
3932 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3933 (rs6000_legitimize_address): Likewise.
3934 (rs6000_legitimize_reload_address): Likewise.
3935 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3936 TARGET_SINGLE_FLOAT.
3937 (function_arg_advance): Likewise.
3938 (function_arg): Likewise.
3939 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3940 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3941 TARGET_SINGLE_FLOAT.
3942 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3943 (rs6000_emit_prologue): Likewise.
3944 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3945 TARGET_SINGLE_FLOAT.
3946 (rs6000_libcall_value): Likewise.
3947 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3948 (TARGET_DOUBLE_FLOAT): New default to 1
3949 (TARGET_SIMPLE_FPU): New default to 0
3950 (TARGET_SINGLE_FPU): New default to 0
3951 (TARGET_SINGLE_FLOAT_MODE): New.
3952 (TARGET_DOUBLE_FLOAT_MODE): New.
3953 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3954 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3956 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3957 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3958 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3959 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3960 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3961 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3962 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3963 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3964 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3965 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3966 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3967 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3968 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3969 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3970 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3971 cmptf_internal1, *cmptf_internal2): Condition on
3972 TARGET_DOUBLE_FLOAT.
3973 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3974 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3975 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3976 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3977 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3978 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3979 TARGET_SINGLE_FLOAT.
3980 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3981 * config/rs6000/rs6000.opt (-msingle-float): New.
3982 (-mdouble-float): New.
3983 (-msimple-fpu): New.
3984 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3985 -msingle-float, -mdouble-float, -msimple-fpu options.
3986 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3987 _SOFT_DOUBLE for -msingle-float.
3988 * config.gcc: New config for target=powerpc-xilinx-eabi.
3990 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3992 * config/sparc/constraints.md: New file.
3993 * config/sparc/sparc.md: Include it.
3994 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3995 (sparc_extra_constraint_check): Delete.
3996 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3997 (memory_ok_for_ldd): New predicate.
3998 (sparc_extra_constraint_check): Delete.
3999 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4000 (CONST_OK_FOR_LETTER_P): Likewise.
4001 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4002 (EXTRA_CONSTRAINT): Likewise.
4004 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4006 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4008 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4010 * alias.c (find_base_value): Use FIND_BASE_TERM.
4011 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4013 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4015 * config/i386/i386.c: Include cselib.h.
4016 (ix86_pic_register_p): New function.
4017 (ix86_delegitimize_address): Use it to check for the PIC register.
4019 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4021 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4022 * config/i386/i386.c (ix86_find_base_term): Don't check for
4023 SYMBOL_REF and LABEL_REF.
4025 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4027 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4028 constant PLUS in a CONST.
4030 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4032 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4033 check for sibcall support for w64.
4035 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4037 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4039 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4041 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4042 parser_build_binary_op.
4043 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4044 * c-typeck.c (build_array_ref): Same.
4045 (parser_build_unary_op): New location argument.
4046 (pointer_diff): Pass location to build_binary_op,
4047 c_objc_common_truthvalue_conversion.
4048 (build_modify_expr): Same.
4049 (build_unary_op): New location argument.
4050 (build_binary_op): New location argument.
4051 (c_objc_common_truthvalue_conversion): Pass location to
4052 c_*common_truthvalue_conversion.
4053 * c-convert.c (convert): Same.
4054 * c-common.c (binary_op_error): New location argument.
4055 (pointer_int_sum): Pass location to build_binary_op.
4056 (c_common_truthvalue_conversion): New location argument.
4057 (warn_for_sign_compare): Same.
4058 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4059 binary_op_error, build_binary_op, warn_for_sign_compare.
4060 * c-parser.c (c_parser_condition): Pass location to
4061 c_*common_truthvalue_conversion.
4062 (c_parser_conditional_expression): Save condition's location and pass
4064 (c_parser_binary_expression): Same, but for the binary operator's
4066 (c_parser_omp_for_loop): Pass location to
4067 c_objc_common_truthvalue_conversion.
4069 2008-09-23 Martin Jambor <mjambor@suse.cz>
4071 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4072 (cgraph_node_remove_callees): New temporary f. Hold the next item
4074 (cgraph_node_remove_callers): Likewise.
4076 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4077 (ipa_node_removal_hook): Likewise.
4079 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4080 gimple_call_copy_skip_args and moved to the gimple_call section.
4081 * gimple.c (gimple_copy_call_skip_args): Renamed to
4082 gimple_call_copy_skip_args. Changed al users.
4084 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4086 * ira-color.c (start_allocno_priorities): Rename to
4087 setup_allocno_priorities. Use costs and
4088 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4089 range lengths. Get rid off doubles.
4090 (ira_fast_allocations): Call start_allocno_priorities.
4092 2008-09-22 David Daney <ddaney@avtrex.com>
4095 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4096 register if TARGET_LONG_CALLS.
4098 2008-09-22 Richard Guenther <rguenther@suse.de>
4100 PR tree-optimization/37145
4101 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4102 value-numbering union accesses with their offset and size only.
4103 (visit_reference_op_load): Fix simplification of inserted conversions.
4104 * tree-ssa-pre.c (find_or_generate_expression): Do not
4105 recursively generate expressions if running FRE.
4107 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4109 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4110 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4113 2008-09-22 Richard Guenther <rguenther@suse.de>
4115 PR tree-optimization/37145
4116 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4117 (phi_translate_1): Constant fold references.
4119 2008-09-22 Ira Rosen <irar@il.ibm.com>
4121 PR tree-optimization/37482
4122 * tree-vectorizer.h (struct _slp_instance): Add new field.
4123 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4124 (get_earlier_stmt): New function.
4125 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4127 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4128 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4129 asserts that GSI points to the scalar statement being vectorized.
4130 Set new statement location according to GSI.
4131 (vect_schedule_slp_instance): Use GSI of
4132 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4134 2008-09-21 Jan Hubicka <jh@suse.cz>
4136 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4137 (ipcp_insert_stage): Update dead_nodes bitmap.
4139 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4142 * config/i386/t-cygming (SHLIB_LC): Remove.
4143 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4144 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4146 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4150 * final.c (mark_symbol_ref_as_used): New helper function.
4151 (output_operand): Instead of just looking inside MEMs for
4152 SYMBOL_REFs, use new helper function and for_each_rtx.
4153 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4154 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4155 Make head comment more general.
4156 * config/darwin.c (machopic_output_indirection): Handle weak
4157 references here, like in assemble_external.
4159 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4161 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4162 (sparc_emit_float_lib_cmp): Change return type.
4163 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4164 (gen_compare_operator): New function.
4165 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4166 the comparison sequence. Minor tweaks.
4167 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4168 that the final operator and the result of sparc_emit_float_lib_cmp
4169 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4170 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4171 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4172 result of sparc_emit_float_lib_cmp match for software TFmode.
4173 (movqicc, movhicc, movsicc, movdicc): Merge into...
4174 (mov<I:mode>cc): ...this.
4175 (movsfcc, movdfcc, movtfcc): Merge into...
4176 (mov<F:mode>cc): ...this.
4177 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4179 (mov<I:mode>_cc_v9): ...this.
4180 (movdi_cc_sp64_trunc): Delete.
4181 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4182 movdi_cc_reg_sp64): Merge into...
4183 (mov<I:mode>_cc_reg_sp64): ...this.
4184 (movsf_cc_sp64): Rename into...
4185 (movsf_cc_v9): ...this.
4186 (movdf_cc_sp64): Rename into...
4187 (movdf_cc_v9): ...this.
4188 (movtf_cc_hq_sp64): Rename into...
4189 (movtf_cc_hq_v9): ...this.
4190 (movtf_cc_sp64): Rename into...
4191 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4193 2008-09-21 Diego Novillo <dnovillo@google.com>
4195 * doc/gccint.texi: Include generic.texi and gimple.texi.
4197 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4198 (GIMPLE): Move to gimple.texi.
4199 (Annotations): Remove references to to stmt_ann_t and
4201 (SSA Operands): Rename from 'Statement Operands'.
4202 * doc/generic.texi: New.
4203 * doc/gimple.texi: New.
4204 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4205 * Makefile.in (TEXI_GCCINT_FILES):
4206 * gimple.c (gimple_copy_call_skip_args): Rename from
4207 giple_copy_call_skip_args. Update all users.
4208 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4210 2008-09-21 Ira Rosen <irar@il.ibm.com>
4212 PR tree-optimization/37539
4213 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4214 statement in related statement field only for the first load of the
4215 group of loads with the same data reference.
4217 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4219 * config/mips/mips.h (TUNE_OCTEON): New macro.
4220 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4221 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4222 * config/mips/octeon.md: New file.
4223 * config/mips/mips.md: Include octeon.md. Restore
4224 semi-alphabetical order of include files.
4226 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4229 * config/i386/i386.md (*jcc_fused_1): Removed.
4230 (*jcc_fused_2): Likewise.
4231 (*jcc_fused_3): Likewise.
4232 (*jcc_fused_4): Likewise.
4234 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4236 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4237 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4238 * target.h (gcc_target): Add ira_cover_classes.
4239 * ira.c: Remove IRA_COVER_CLASSES guards.
4240 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4241 instead of IRA_COVER_CLASSES.
4242 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4243 (setup_class_translate): Likewise.
4244 (setup_reg_class_intersect_union): Likewise.
4245 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4246 test of targetm.ira_cover_classes.
4247 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4248 of IRA_COVER_CLASSES.
4249 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4250 (TARGET_INITIALIZER): Include it.
4251 * targhooks.h (default_ira_cover_classes): Declare.
4252 * targhooks.c (default_ira_cover_classes): New function.
4254 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4256 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4258 2008-09-19 Ian Lance Taylor <iant@google.com>
4260 * varasm.c (narrowing_initializer_constant_valid_p): Return
4261 NULL_TREE if ENDTYPE is not an integer.
4263 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4266 * tree-ssa.c (execute_update_addresses_taken): Also update
4267 DECL_GIMPLE_REG_P for vector and complex types.
4269 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4270 Jan Hubicka <jh@suse.cz>
4273 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4274 empty before freeing them.
4275 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4277 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4279 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4280 * config/xtensa/predicates.md (tls_symbol_operand): New.
4281 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4282 (TARGET_CANNOT_FORCE_MEM): Define.
4283 (xtensa_tls_symbol_p): New.
4284 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4285 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4286 (xtensa_tls_module_base): New.
4287 (xtensa_call_tls_desc): New.
4288 (xtensa_legitimize_tls_address): New.
4289 (xtensa_legitimize_address): Handle TLS symbols.
4290 (xtensa_tls_referenced_p_1): New.
4291 (xtensa_tls_referenced_p): New.
4292 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4294 (XTENSA_BUILTIN_THREAD_POINTER): New.
4295 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4296 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4297 builtin. Add declarations for __builtin_thread_pointer and
4298 __builtin_set_thread_pointer.
4299 (xtensa_fold_builtin): Recognize new builtins.
4300 (xtensa_expand_builtin): Expand new builtins.
4301 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4302 (TARGET_THREADPTR): Define.
4303 (HAVE_AS_TLS): Define default value.
4304 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4305 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4306 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4307 (UNSPECV_SET_TP): New.
4308 (sym_TPOFF, sym_DTPOFF): New.
4309 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4310 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4311 * configure: Regenerated.
4313 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4316 * config/ia64/ia64.c (ia64_optimization_options): Move
4317 checking and setting flag_schedule_insns_after_reload and
4318 ia64_flag_schedule_insns2 back to ...
4319 (ia64_override_options): Here.
4321 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4324 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4325 zero extend count after the correction to it is done.
4326 (doloop_optimize): Update call to doloop_modify, don't zero extend
4329 2008-09-18 Martin Jambor <mjambor@suse.cz>
4331 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4333 * ipa-prop.c: Correct comments.
4334 * ipa-prop.h: Likewise.
4336 2008-09-18 Jan Hubicka <jh@suse.cz>
4339 * ipa-reference.c (ipa_reference_local_vars_info_d,
4340 ipa_reference_global_vars_info_d,
4341 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4342 ipa_reference_vars_info_t): Move here from ipa-reference.h
4343 (node_duplication_hook_holder, node_removal_hook_holder): New.
4344 (get_reference_vars_info_from_cgraph): Rename to ...
4345 (get_reference_vars_info): ... this one, use cgraph uids.
4346 (get_local_reference_vars_info, get_global_reference_vars_info):
4347 Use cgraph instead of decl.
4348 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4350 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4351 ipa_reference_get_written_global,
4352 ipa_reference_get_not_written_global): Use cgraph argument.
4353 (check_call): Simplify avail check.
4354 (scan_stmt_for_static_refs): Update.
4355 (propagate_bits): Update.
4356 (merge_callee_local_info): Remove.
4357 (init_function_info): Use cgraph nodes.
4358 (clean_function_local_data): Break out from ...
4359 (clean_function): ... here.
4360 (copy_local_bitmap, copy_global_bitmap): New functions.
4361 (duplicate_node_data, remove_node_data): New functions.
4362 (generate_summary): Register hooks; use visibility instead of
4364 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4365 * ipa-reference.h (ipa_reference_local_vars_info_d,
4366 ipa_reference_global_vars_info_d,
4367 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4368 ipa_reference_vars_info_t): Move to ipa-reference.c
4369 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4371 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4372 ipa_reference_get_not_read_global,
4373 ipa_reference_get_not_written_global): Update prototype.
4374 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4375 (init_state): Remove.
4376 (node_duplication_hook_holder, node_removal_hook_holder): New.
4377 (get_function_state, set_function_state): Use VECtor.
4378 (analyze_function): Check body availability.
4379 (add_new_function): Likewise.
4380 (duplicate_node_data, remove_node_data): New.
4381 (generate_summary): Register hooks; do not care about clones.
4382 (propafate): Do not care about clones; recursive functions are
4384 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4385 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4386 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4388 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4389 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4390 Update call of ipa-reference accesors.
4392 2008-09-18 Simon Baldwin <simonb@google.com>
4394 * c-opts.c (c_common_handle_option): Add handling for
4395 -Wbuiltin-macro-redefined command line option.
4396 * c.opt: Added builtin-macro-redefined option.
4397 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4400 2008-09-18 Richard Guenther <rguenther@suse.de>
4402 PR tree-optimization/37258
4403 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4404 and signedness for integral types.
4405 (vn_phi_eq): Require compatible types.
4407 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4410 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4411 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4413 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4414 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4415 ggc_free other TREE_LIST nodes from that chain.
4416 * function.c (instantiate_decls): Instantiate also DECL_RTL
4417 of vars in cfun->local_decls, free that list afterwards.
4419 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4421 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4422 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4424 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4426 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4427 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4429 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4431 PR tree-optimization/37102
4432 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4433 from a node. Check to see if another PHI is dead.
4434 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4435 remove real PHIs which have no uses.
4436 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4438 2008-09-18 Richard Guenther <rguenther@suse.de>
4441 * tree-cfg.c (remove_useless_stmts_1): Remove
4442 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4444 2008-09-18 Nick Clifton <nickc@redhat.com>
4446 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4447 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4448 to frv_secondary_reload_class.
4449 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4450 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4451 (frv_secondary_reload_class): Omit unused parameter.
4452 (frv_secondary_reload): New function. Handle the case when
4453 secondary_reload_class() is called before the reload_(in|out)
4454 _optabs have been initialised.
4455 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4457 * config/frv/frv.md: Define an exclusion set between fr550_m0
4460 2008-09-18 Richard Guenther <rguenther@suse.de>
4462 PR tree-optimization/37456
4463 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4464 want to insert after ends a BB insert on the single fallthru
4467 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4469 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4470 Mention -march=z9-109, z9-ec and z10.
4472 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4474 PR rtl-optimization/37544
4475 * regrename.c (maybe_mode_change): Exit early when copy_mode
4476 is narrower than orig_mode and narrower than new_mode.
4478 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4481 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4483 * sched-rgn.c (ref_counts): Remove.
4484 (insn_referenced): New static variable.
4485 (INSN_REF_COUNT): Remove.
4486 (sched_run_compute_dependencies): Use insn_referenced instead of
4488 (add_branch_dependences): Likewise. Delete dead assignment.
4490 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4492 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4493 consumer is an asm. Add comment why this is important.
4494 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4495 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4497 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4499 * expr.c (emit_group_store): Do not shift before moving via a
4502 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4504 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4505 from aggregate to non-aggregate type if the bit pattern is not fully
4506 preserved afterwards.
4508 2008-09-17 Richard Guenther <rguenther@suse.de>
4510 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4511 (verify_gimple_assign): ... this. Split into ...
4512 (verify_gimple_assign_unary): ... this,
4513 (verify_gimple_assign_binary): ... that,
4514 (verify_gimple_assign_single): ... and this.
4515 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4516 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4517 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4518 (verify_types_in_gimple_reference): Be forgiving with
4520 (verify_gimple_phi): Deal with virtual operands.
4522 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4524 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4526 * tree.c (get_callee_fndecl): Don't call the language hook.
4527 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4528 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4529 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4531 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4533 * tree.c (protected_set_expr_location): Don't unnecessarily
4534 check for error_mark_node.
4536 2008-09-17 Art Haas <ahaas@impactweather.com>
4538 * ipa-reference.c (analyze_function): Declare step only if
4539 ENABLE_CHECKING is defined.
4541 2008-09-17 Jan Hubicka <jh@suse.cz>
4544 * tree.h (DECL_INLINE): remove.
4545 (DECL_DECLARED_INLINE_P): Update docs.
4546 (DECL_NO_INLINE_WARNING_P): new.
4547 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4548 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4550 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4551 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4554 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4557 2008-09-17 Jan Hubicka <jh@suse.cz>
4559 * ipa-reference.c (ipa_obstack): Remove.
4560 (local_info_obstack, global_info_obstack): New.
4561 (add_static_var): We now handle variables only.
4562 (mark_address_taken, mark_load, mark_store): New functions based on ...
4563 (check_operand): ... remove.
4564 (get_asm_stmt_operands): Rename to ...
4565 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4566 (scan_stmt_for_static_refs): Rewrite.
4567 (scan_op_for_static_refs): Rename to ...
4568 (scan_initializer_for_static_refs): do not look for VAR_DECL
4569 initializers; stop recursion on types and decls.
4570 (ipa_init): Use proper obstacks.
4571 (analyze_variable): Use scan_initializer_for_static_refs.
4572 (init_function_info): Use local obstack.
4573 (analyze_function): Simplify.
4574 (add_new_function): We don't need visited_nodes obstack.
4575 (generate_summary): Use proper obstacks; cleanup after propagation.
4577 2008-09-17 Richard Guenther <rguenther@suse.de>
4580 PR tree-optimization/37491
4581 * alias.c (get_alias_set): Use the canonical type.
4582 * tree-vect-transform.c (vectorizable_store): Use the type of
4583 the lhs for the vector type. Adjust checking.
4584 (vectorizable_load): Adjust checking.
4586 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4587 Adam Nemet <anemet@caviumnetworks.com>
4589 PR rtl-optimization/37483
4590 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4591 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4592 Rearrange code to better match the original comment. Check
4593 t_unconditional first. Improve comment.
4595 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4598 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4599 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4602 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4603 GIMPLE_TRY if cleanup sequence is empty.
4605 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4608 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4609 eliminate IV if the cost are the same.
4611 2008-09-16 Richard Guenther <rguenther@suse.de>
4614 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4617 2008-09-16 Richard Guenther <rguenther@suse.de>
4619 PR tree-optimization/37508
4620 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4622 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4624 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4626 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4628 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4629 use gen_floatdidf2 directly.
4630 (floatunssidf2): Likewise.
4631 (floatsidf_ppc64_mfpgpr): Remove.
4632 (floatsidf_ppc64): Remove.
4633 (floatunssidf_ppc64): Remove.
4635 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4637 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4638 rather than update_cost_queue.
4640 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4641 in every call starting with the second one, instead of only when
4642 alias_bitmap_obstack.elements != NULL.
4644 * tree-predcom.c (filter_suitable_components): Free all refs in
4645 act->refs vector before calling release_component.
4646 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4648 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4650 * tree-loop-linear.c (linear_transform_loops): Initialize
4651 lambda_obstack only after calling perfect_loop_nest_depth.
4652 Goto free_and_continue instead of just continue for later failures.
4655 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4658 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4660 2008-09-14 Andreas Schwab <schwab@suse.de>
4662 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4664 2008-09-14 Jan Hubicka <jh@suse.cz>
4666 * invoke.texi (-fconserve-stack): Document.
4667 * opts.c (decode_options): Handle conserve_stack.
4668 * common.opt (fconvserve_stack): New.
4670 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4672 * config.host: Add x-aix to host_xmake_file.
4673 * config/rs6000/t-aix52: Do not override LDFLAGS.
4674 * config/rs6000/x-aix: New file.
4676 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4682 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4683 is not recognized as a valid register usage. Allow REG_X to be used
4685 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4686 forces a reload when using a base register.
4688 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4690 * config/i386/cygming-crtend.c (register_frame_ctor): If
4691 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4692 directly with atexit.
4693 (deregister_frame_ctor): Rename to ...
4694 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4695 if !DEFAULT_USE_CXA_ATEXIT.
4697 2008-09-13 Jan Hubicka <jh@suse.cz>
4699 * cgraph.c: Include value-prof.h
4700 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4702 2008-09-13 Jan Hubicka <jh@suse.cz>
4705 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4706 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4707 tree_gen_one_value_profiler, tree_gen_average_profiler,
4708 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4710 2008-09-13 Jan Hubicka <jh@suse.cz>
4712 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4713 too many bytes on misalligned blocks.
4715 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4717 * doc/cfg.texi: Fix some typos.
4718 * doc/extend.texi: Likewise.
4719 * doc/install.texi: Likewise.
4720 * doc/invoke.texi: Likewise.
4721 * doc/rtl.texi: Likewise.
4722 * doc/tree-ssa.texi: Likewise.
4724 2008-09-13 Richard Guenther <rguenther@suse.de>
4727 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4728 gimple stores for memory rhs.
4730 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4732 PR rtl-optimization/37489
4733 * cse.c (fold_rtx): Don't return const_true_rtx for float
4734 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4736 2008-09-13 Jan Hubicka <jh@suse.cz>
4738 PR tree-optimization/37392
4739 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4741 2008-09-13 Martin Jambor <mjambor@suse.cz>
4742 Jan Hubicka <jh@suse.cz>
4744 * cgraph.c (free_edges): New variable.
4745 (NEXT_FREE_EDGE): New macro.
4746 (cgraph_free_edge): New function.
4747 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4748 (cgraph_node_remove_callees): Likewise.
4749 (cgraph_node_remove_callers): Likewise.
4750 (cgraph_create_edge): Reuse edges from the free list. Do not
4751 update uid if doing so.
4752 (cgraph_remove_*_hook): Add free call.
4754 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4756 * ira-color.c (conflict_allocno_vec): Delete.
4757 (update_cost_queue_elem): New structure.
4758 (update_cost_queue): New variable.
4759 (update_cost_queue_tail): Likewise.
4760 (update_cost_queue_elems): Likewise.
4761 (allocno_update_cost_check): Delete.
4762 (initiate_cost_update): Allocate update_cost_queue_elems
4763 instead of allocno_update_cost_check.
4764 (finish_cost_update): Update the free()s accordingly.
4765 (start_update_cost): New function.
4766 (queue_update_cost): Likewise.
4767 (get_next_update_cost): Likewise.
4768 (update_copy_costs_1): Inline into...
4769 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4770 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4771 once we've established they are equal. Don't allocate update
4772 costs if there is nothing to add to them.
4773 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4774 DIVISOR arguments. Use a queue instead of recursive calls;
4775 process all the allocnos in the initial queue, rather than
4777 (assign_hard_reg): Use queue_update_cost instead of
4778 conflict_allocno_vec. Queue coalesced allocnos instead
4779 of calling update_conflict_hard_regno_costs for each one.
4780 Just call update_conflict_hard_regno_costs once for the
4782 (ira_color): Remove conflict_allocno_vec handling.
4784 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4786 PR tree-optimization/37484
4787 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4788 (save_var_name): Same.
4789 (initialize_cloog_names): Same.
4790 (initialize_cloog_names): Same.
4792 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4794 * tree-scalar-evolution.c (set_instantiated_value): Set
4797 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4801 * ira-build.c (common_loop_tree_node_dominator): Remove.
4802 (copy_live_ranges_to_removed_store_destinations): New function.
4803 (regno_top_level_allocno_map): Move to top level from ...
4804 (ira_flattening): ... here. Use
4805 copy_live_ranges_to_removed_store_destinations.
4807 * ira-emit.c (generate_edge_moves): Fix a comment.
4809 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4812 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4813 scratch register after 'set' pattern.
4815 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4817 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4818 information passed to mark_reg_pointer.
4819 * explow.c (force_reg): Likewise.
4821 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4823 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4824 when building for the celledp architecture.
4826 2008-09-12 Richard Guenther <rguenther@suse.de>
4828 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4830 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4832 PR rtl-optimization/37424
4833 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4834 the regnos instead of the addresses.
4836 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4838 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4840 2008-09-11 Richard Guenther <rguenther@suse.de>
4842 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4843 entering the weaker equivalence recording.
4845 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4847 2008-09-11 Jeff Law <law@redhat.com>
4849 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4850 by assign_stack_local on the IRA path for stack slot sharing
4851 as well as the non-IRA path.
4853 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4855 * config/i386/i386.h: Fix whitespace issues.
4857 2008-09-11 Martin Jambor <mjambor@suse.cz>
4859 * ipa-prop.h (struct ipa_param_flags): Removed.
4860 (struct ipa_param_descriptor): New structure.
4861 (struct ipa_node_params): ipcp_lattices, param_decls and
4862 param_flags moved to ipa_param_description.
4863 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4864 descriptors. Renamed all users.
4865 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4866 changed to access descriptors. Renamed all users.
4867 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4868 to access descriptors. Renamed all users.
4869 * ipa-cp.c (ipcp_init_cloned_node): Call
4870 ipa_initialize_node_params instead of ipa_count_formal_params and
4871 ipa_create_param_decls_array.
4872 (ipcp_analyze_node): Likewise.
4873 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4874 descriptors. Renamed all users.
4875 (ipcp_initialize_node_lattices): Remove allocation.
4876 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4877 ipa_initialize_node_params instead of ipa_count_formal_params and
4878 ipa_create_param_decls_array.
4879 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4880 ipa_populate_param_decls, made static, added parameter info,
4881 renamed mt to node, removed allocation, changed to use
4883 (ipa_count_formal_params): Made static, added parameter info,
4885 (ipa_initialize_node_params): New function.
4886 (ipa_check_stmt_modifications): Changed to use descriptors.
4887 (ipa_detect_param_modifications): Removed allocation, changed to
4889 (ipa_note_param_call): Changed to use descriptors.
4890 (ipa_analyze_params_uses): Removed allocation.
4891 (ipa_free_node_params_substructures): Changed to use descriptors.
4892 (ipa_edge_duplication_hook): Use the unused attribute.
4893 (ipa_node_duplication_hook): Use the unused attribute, changed to
4894 use descriptors, changed to duplicate descriptors.
4896 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4897 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4898 indirect inlining. Made static.
4899 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4900 functions called only once.
4901 (cgraph_decide_recursive_inlining): Don't call
4902 ipa_propagate_indirect_call_infos, pass new_edges to
4903 cgraph_mark_inline_edge instead.
4904 (cgraph_decide_inlining_of_small_functions): Don't call
4905 ipa_propagate_indirect_call_infos, pass new_edges to
4906 cgraph_mark_inline_edge instead.
4907 (cgraph_decide_inlining): Don't call
4908 ipa_propagate_indirect_call_infos.
4909 * ipa-prop.c: Check that vectors are allocated.
4911 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4912 iff a new cgraph edges have been created.
4913 (cgraph_decide_inlining): New variable redo_always_inline.
4914 Flattening and always_inlining loop until callgraph stabilizes.
4915 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4916 true iff new cgraph edges have been created.
4917 (propagate_info_to_inlined_callees): Likewise.
4918 (ipa_propagate_indirect_call_infos): Likewise.
4920 2008-09-11 Richard Guenther <rguenther@suse.de>
4922 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4923 (set_prologue_iterations): Likewise.
4924 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4926 (vect_update_init_of_dr): Likewise.
4927 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4929 * fold-const.c (fold_unary): Do not generate calculations
4932 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4934 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4935 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4936 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4938 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4940 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4941 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4942 before finalizing the changes.
4943 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4945 (simplify_truth_ops_using_ranges): New.
4946 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4947 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4948 whether a simplification was made.
4949 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4950 use a switch statement and also call simplify_truth_ops_using_ranges.
4952 2008-09-11 Jan Hubicka <jh@suse.cz>
4954 * ggc-common.c (loc_array): Make static.
4955 * dce.c (rest_of_handle_ud_dce): Free worklist.
4957 2008-09-11 Jan Hubicka <jh@suse.cz>
4959 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4960 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4961 function so we are sure we do not dangle it forever.
4962 * function.c (outer_function_chain, find_function_data): Remove.
4963 (function_context_stack): New.
4964 (push_function_context, pop_function_context): Update.
4965 * function.h (struct function): Remove pointer outer.
4966 (outer_function_chain, find_function_data): Remove.
4967 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4969 2008-09-11 Jan Hubicka <jh@suse.cz>
4972 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4974 2008-09-11 Jan Hubicka <jh@suse.cz>
4976 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4978 2008-09-11 Jan Hubicka <jh@suse.cz>
4980 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4981 (free_var_map_entry): New function.
4982 (redirect_edge_var_map_destroy): Use it.
4984 2008-09-11 Jan Hubicka <jh@suse.cz>
4987 * tree-inline.c (add_lexical_block): Replace with ...
4988 (prepend_lexical_block): ... prepend at begginig.
4989 (remap_blocks): Use it and reverse later.
4990 (expand_call_inline): Use prepend_lexical_block.
4992 2008-09-11 Jan Hubicka <jh@suse.cz>
4994 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4996 2008-09-11 Jan Hubicka <jh@suse.cz>
4998 * function.c (free_after_compilation): Call insn_locators_free.
4999 * cfglayout.c (insn_locators_free): New function.
5000 * rtl.h (insn_locators_free): Declare.
5002 2008-09-11 Jan Hubicka <jh@suse.cz>
5004 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5006 (cond_move_process_if_block): Update call.
5008 2008-09-11 Jan Hubicka <jh@suse.cz>
5010 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5011 * vec.c: Include hashtab.h
5012 (vec_descriptor, ptr_hash_entry): New structures.
5013 (vec_desc_hash, vec_ptr_map): New static variables.
5014 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5015 register_overhead, free_overhead, vec_heap_free): New functions.
5016 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5017 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5018 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5021 2008-09-11 Ira Rosen <irar@il.ibm.com>
5023 PR tree-optimization/37474
5024 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5025 length of load permutation.
5027 2008-09-11 Andreas Schwab <schwab@suse.de>
5029 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5031 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5034 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5035 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5036 simplify_gen_subreg.
5038 2008-09-11 Ira Rosen <irar@il.ibm.com>
5040 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5043 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5046 * gimplify.c (gimplify_body): Call default_rtl_profile.
5049 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5050 instead of tok->val.node if not expanding to something else. Handle
5051 intervening CPP_PADDING tokens.
5052 (altivec_categorize_keyword): Remove unneeded comparisons.
5054 2008-09-10 Richard Guenther <rguenther@suse.de>
5056 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5058 2008-09-10 Richard Guenther <rguenther@suse.de>
5061 * tree-inline.c (insert_init_stmt): Make sure to not
5062 insert invalid gimple stores.
5064 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5066 PR tree-optimization/37388
5067 * toplev.c (process_options): Fail and warn when graphite
5068 flags are used, but the compiler has not been configured
5069 with graphite libraries.
5070 * graphite.c (graphite_transform_loops): Remove printfs
5071 to dump_file for the case when graphite is not available.
5073 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5076 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5077 the even element into register.
5078 (ix86_expand_vector_init_general): Don't use
5079 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5080 if we can't move from GPR to SSE register directly.
5082 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5084 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5085 not lose track of the number of NOPs needed. Number of NOPs needed
5086 for sync vs. loads workaround was switched; corrected. Run second
5087 pass for all workarounds. No NOPs needed after call insns. Change
5088 second pass to use find_next_insn_start and find_load helpers in order
5089 to properly detect parallel insns.
5090 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5092 2008-09-10 Jan Hubicka <jh@suse.cz>
5094 * value-prof.c (gimple_ic): Fix tuplification bug.
5095 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5098 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5100 PR tree-optimization/37353
5101 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5102 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5103 calls instead of cond_dead_built_in_calls.
5104 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5105 initalize the vector only before adding first entry. Use VEC_safe_push
5106 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5107 shrink_wrap_conditional_dead_built_in_calls call.
5109 2008-09-10 Ira Rosen <irar@il.ibm.com>
5111 PR tree-optimization/37385
5112 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5113 argument, and use it as a vector type if not NULL.
5114 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5116 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5117 additional argument.
5118 (vectorizable_load): Likewise.
5120 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5122 * config/i386/i386.md (SWI32): New mode iterator.
5123 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5126 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5128 PR rtl-optimization/37435
5129 * caller-save.c (insert_restore, insert_save): Check the mode by
5132 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5135 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5137 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5140 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5142 * doc/invoke.texi (ARM Options): Correct errors in discussion
5143 of -mfloat-abi, -mhard-float, and -msoft-float.
5145 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5146 Jan Hubicka <jh@suse.cz>
5149 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5150 calling gimple_regimplify_operands on it. Iterate over all newly
5151 added statements, not just the last one.
5152 (insert_init_stmt): Insert stmt into seq first, then call
5153 gimple_regimplify_operands on it. Don't create new gimplification
5154 context, nor find referenced vars.
5156 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5159 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5160 to pointer to vector pointer.
5161 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5162 propagate_info_to_inlined_callees): Likewise.
5163 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5164 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5165 ipa_check_create_edge_args.
5166 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5167 argument to pointer to vector pointer.
5168 (cgraph_decide_inlining_of_small_function): Adjust
5169 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5173 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5174 optimizing for size, not speed.
5176 PR rtl-optimization/37408
5177 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5178 if parm is promoted.
5180 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5182 PR tree-optimization/37375
5183 * tree-scalar-evolution.c (scev_info_str): Add field
5185 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5186 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5187 set_instantiated_value): Pass instantiated_below.
5188 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5190 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5191 the definitions are not instantiated.
5193 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5194 (block_before_loop): New.
5195 * tree-data-ref.c (dr_analyze_indices): Update uses of
5197 * graphite.c (block_before_scop): New.
5198 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5199 basic block, not a loop for determining the parameters.
5200 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5202 (idx_record_params, find_params_in_bb, find_scop_parameters,
5203 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5204 to instantiate_scev.
5206 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5208 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5212 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5214 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5215 Check zero freq and increase if necessary.
5217 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5219 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5220 regno is in the right range. Add comments.
5222 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5224 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5226 * mips-tfile.c (copy_object): Cast alloca result to int *.
5227 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5229 Rename class to sclass.
5230 (read_tfile): Cast read_seek return values to proper types.
5231 Cast xcalloc return value to proper type.
5233 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5235 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5236 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5237 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5239 2008-09-09 Jan Hubicka <jh@suse.cz>
5241 * profile.c (is_edge_inconsistent): Add debug output; ignore
5242 negative count on fake edges.
5243 (is_inconsistent): Add debug output.
5245 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5247 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5249 (choose_ready): When first insn is chosen from the ready list, also
5252 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5254 PR rtl-optimization/37360
5255 * haifa-sched.c (max_issue): Do not assert that we never issue more
5256 insns than issue_rate. Add comment.
5258 2008-09-09 Richard Guenther <rguenther@suse.de>
5260 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5261 (verify_types_in_gimple_call): Rename to ...
5262 (verify_gimple_call): ... this. Enhance.
5263 (verify_types_in_gimple_cond): Remove.
5264 (verify_gimple_comparison): New function ...
5265 (verify_types_in_gimple_assign): ... split out from here.
5266 (verify_types_in_gimple_return): Rename to ...
5267 (verify_gimple_return): ... this. Enhance.
5268 (verify_types_in_gimple_switch): Rename to ...
5269 (verify_gimple_switch): ... this. Enhance.
5270 (verify_gimple_goto): New function.
5271 (verify_types_in_gimple_phi): Rename to ...
5272 (verify_gimple_phi): ... this. Enhance.
5273 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5274 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5275 (verify_types_in_gimple_seq_2): Remove cases handled in
5276 verify_types_in_gimple_stmt.
5278 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5280 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5281 (push_multiple_operation, pop_multiple_operation): Set it.
5282 (workaround_rts_anomaly): New function.
5283 (workaround_speculation): New function, broken out of bfin_reorg.
5284 (bfin_reorg): Call the new functions.
5286 2008-09-09 Richard Guenther <rguenther@suse.de>
5290 * gimplify.c (gimplify_conversion): Change conversions of
5291 non-register type to VIEW_CONVERT_EXPRs.
5292 (gimplify_addr_expr): If we need to make the operand
5293 addressable make sure to use a properly initialized
5294 temporary for that so it gets a valid gimple store.
5296 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5298 * function.h (struct function): Add function_start_locus.
5299 * cfgexpand.c (gimple_expand_cfg): Use it.
5300 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5302 2008-09-09 Richard Guenther <rguenther@suse.de>
5304 PR tree-optimization/37433
5305 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5308 2008-09-09 Richard Guenther <rguenther@suse.de>
5310 PR tree-optimization/37387
5311 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5312 and bits to a common type.
5314 2008-09-09 Nick Clifton <nickc@redhat.com>
5316 * config/v850/v850.md (return): Restore frame size restriction.
5318 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5320 * c-common.c (c_expand_decl): Remove.
5321 * c-common.h (anon_aggr_type_p): Remove prototype.
5322 (DECL_ANON_UNION_ELEMS): Remove.
5323 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5324 * c-decl.c (anon_aggr_type_p): Remove.
5325 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5326 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5327 * langhooks.h (struct lang_hooks): Remove expand_decl.
5328 * langhooks.c (lhd_expand_decl): Remove.
5329 * stmt.c (expand_anon_union_decl): Remove.
5330 * tree.h (expand_anon_union_decl): Remove prototype.
5332 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5335 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5337 * config/avr/avr.md (QISI) : Define mode iterator.
5338 (negated_tst<mode>) : Redefine as split using mode macro.
5339 (reversed_tstqi): Define insn as reversed compare with zero.
5340 (reversed_tsthi): Ditto.
5341 (reversed_tstsi): Ditto.
5343 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5346 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5347 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5350 * predict.c (optimize_function_for_size_p): Don't segfault if
5352 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5353 tree_swap_operands_p): Don't test cfun != NULL before calling
5354 optimize_function_for_s*_p.
5356 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5358 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5361 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5363 * crx/crx.h (IRA_COVER_CLASSES): Define.
5365 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5368 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5369 even when a stmt has been gimple_modified_p, but after fold_stmt is
5370 not any longer. Remove unneeded may_have_exposed_new_symbols
5373 2008-09-08 Richard Guenther <rguenther@suse.de>
5375 PR tree-optimization/37421
5376 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5379 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5382 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5384 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5387 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5388 * pa-hpux10.h (LINK_SPEC): Likewise.
5389 * pa-hpux11.h (LINK_SPEC): Likewise.
5391 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5393 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5394 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5396 2008-09-07 Helge Deller <deller@gmx.de>
5398 * pa/linux-atomic.c: New file.
5399 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5400 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5402 2008-09-07 Richard Guenther <rguenther@suse.de>
5403 Ira Rosen <irar@il.ibm.com>
5405 PR tree-optimization/36630
5406 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5407 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5409 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5410 Ira Rosen <irar@il.ibm.com>
5412 PR tree-optimization/35642
5413 * config/rs6000/altivec.md (mulv8hi3): Implement.
5415 2008-09-06 Jeff Law <law@redhat.com>
5417 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5419 2008-09-06 Jan Hubicka <jh@suse.cz>
5421 PR tree-optimization/14703
5422 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5424 * passes.c (init_optimization_passes): Recompute inline parameters.
5426 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5428 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5431 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5432 Peter Fuerst <post@pfrst.de>
5434 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5435 * doc/extend.texi: Document __builtin_mips_cache.
5436 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5437 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5438 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5439 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5440 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5441 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5442 (set_push_mips_isas): New variable.
5443 (mips_r10k_cache_barrier): New variable.
5444 (cache): New availability predicate.
5445 (mips_builtins): Add an entry for __builtin_mips_cache.
5446 (mips_build_cvpointer_type): New function.
5447 (MIPS_ATYPE_CVPOINTER): New macro.
5448 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5450 (r10k_simplified_address_p, r10k_simplify_address)
5451 (r10k_uncached_address_p, r10k_safe_address_p)
5452 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5453 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5454 (r10k_insert_cache_barriers): New functions.
5455 (mips_reorg_process_insns): Delete cache barriers after a
5456 branch-likely instruction.
5457 (mips_reorg): Call r10k_insert_cache_barriers.
5458 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5459 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5460 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5461 (mips_cache, r10k_cache_barrier): New define_insns.
5463 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5465 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5466 * ira-color.c (setup_allocno_left_conflicts_num): Use
5467 hard_reg_set_equal_p instead of a comparison with
5468 ira_zero_hard_reg_set.
5469 * ira.c (setup_reg_subclasses): Likewise.
5470 (setup_cover_and_important_classes): Likewise.
5471 (setup_class_translate): Likewise.
5472 (setup_reg_class_intersect_union): Likewise.
5473 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5474 (ira_init_once): Don't initialize them.
5476 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5478 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5480 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5482 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5484 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5486 Improved branch hints, safe hints, and scheduling.
5488 * haifa-sched.c (sched_emit_insn) : Define.
5489 * sched-int.h (sched_emit_insn) : Add prototype.
5490 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5491 -mhint-max-distance -msafe-hints) : Document.
5492 * config/spu/spu.c (spu_flag_var_tracking): New.
5493 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5494 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5495 TARGET_ASM_FILE_START): Define.
5496 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5497 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5498 (spu_emit_branch_hint): Add blocks argument.
5499 (insert_branch_hints, insert_nops): Remove.
5500 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5501 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5502 spu_sched_reorder, asm_file_start): New functions.
5503 (clock_var, spu_sched_length, pipe0_clock,
5504 pipe1_clock, prev_clock_var, prev_priority,
5505 spu_ls_first, prev_ls_clock): New static variables.
5506 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5507 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5508 (nopn_nv): Add a non-volatile version of nop.
5509 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5510 -mhint-max-distance, -msafe-hints): New options.
5512 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5513 Samuel Tardieu <sam@rfc1149.net>
5515 * opts.c (decode_options): Combine nested if statements.
5518 * opts.c (decode_options): Handle more relationships among
5519 unit-at-a-time, toplevel-reorder, and section-anchors.
5521 2008-09-05 David Daney <ddaney@avtrex.com>
5523 * doc/install.texi (--enable-reduced-reflection): Document new option.
5525 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5527 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5529 (constantpool_operand): New.
5530 (move_operand): Disallow sub-word modes for the constant pool.
5531 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5532 (xtensa_secondary_reload_class): Replace with....
5533 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5534 Set icode for sub-word reloads from the constant pool.
5535 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5536 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5537 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5538 * config/xtensa/xtensa-protos.h: Update prototypes.
5540 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5542 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5543 (REG_CLASS_NAMES): Update.
5544 (REG_CLASS_CONTENTS): Update.
5545 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5546 of ALL_REGS for regs 77 and 78.
5547 * function.c (instantiate_virtual_regs_in_insn): Assert that
5548 return value of simplify_gen_subreg is not NULL.
5550 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5552 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5553 (gen_rtvec_v): Fix coding standards.
5555 2008-09-04 Jan Hubicka <jh@suse.cz>
5557 * i386.c (decide_alg): Be more conservative about optimizing for size.
5559 2008-09-04 Ian Lance Taylor <iant@google.com>
5561 * varasm.c (narrowing_initializer_constant_valid_p): New
5563 (initializer_constant_valid_p): Call it.
5565 2008-09-04 Jeff Law <law@redhat.com>
5567 * fold-const.c (native_encode_real): Fix computation of WORDS.
5568 (native_interpret_real): Likewise.
5570 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5572 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5574 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5576 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5577 that the cost is already taken into account in ira-costs.c
5579 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5581 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5582 ira_debug_copies): New.
5583 (ira_bulid): Call print_copies.
5585 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5587 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5590 * config/rs6000/rs6000.c (optimization_options): Remove check of
5591 flag_toplevel_order.
5593 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5595 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5596 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5597 second operand is a reg_imm10_operand.
5598 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5599 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5600 (*seq_<GPR:mode><GPR2:mode>): Rename to
5601 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5603 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5604 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5606 (*sne_<GPR:mode><GPR2:mode>): Rename to
5607 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5610 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5612 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5613 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5614 combining an arithmetic right shift by more than 31 and a
5615 trunction. Don't match for out-of-range shift amounts. Set
5616 attribute mode to <MODE>.
5617 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5618 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5619 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5620 shifts by less than 32.
5621 (extv): Change predicate on first operand to accept registers.
5622 Change predicate of the other operands from immediate_operand to
5623 const_int_operand. Expand exts when source is a register.
5624 (extzv): Change predicate of the constant operands from
5625 immediate_operand to const_int_operand.
5626 (extzv<mode>): Change predicate of the constant operands from
5627 immediate_operand to const_int_operand and no constraint. Also
5629 (*extzv_trunc<mode>_exts): New pattern.
5631 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5633 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5634 * config/mips/mips-protos.h (mask_low_and_shift_p,
5635 mask_low_and_shift_len): Declare.
5636 * config/mips/mips.c (mask_low_and_shift_p,
5637 mask_low_and_shift_len): New functions.
5638 (mips_print_operand): Handle new operand prefix "m".
5639 * config/mips/mips.md (*cins<mode>): New pattern.
5641 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5643 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5644 optimizing for size.
5646 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5648 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5649 regardless of epilogue_completed.
5651 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5654 * ira-lives.c (process_bb_node_lives): Check setjmp.
5656 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5659 * ira-build.c (form_loop_tree): Reverse BB walk.
5660 (create_bb_allocnos): Likewise.
5661 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5662 (mark_reg_store): Rename to...
5663 (mark_ref_live): ...this and take a df_ref argument instead of
5664 note_stores arguments. Assert that we have a register.
5665 (mark_reg_clobber): Delete.
5666 (def_conflicts_with_inputs_p): New function.
5667 (mark_reg_conflicts): Delete.
5668 (mark_reg_death): Rename to...
5669 (mark_ref_dead): ...this and take a df_ref argument instead of
5670 a register. Assert that we have a register.
5671 (process_bb_node_lives): Hoist frequency calculation out of
5672 instruction walk. Convert from a forwards scan to a backwards scan.
5673 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5674 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5675 (create_allocno_live_ranges): Don't create regs_set.
5677 2008-09-04 Ian Lance Taylor <iant@google.com>
5679 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5680 or REG_LABEL_TARGET.
5681 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5682 comparing MODE with MEM.
5683 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5684 comparing with GF_PREDICT_TAKEN.
5685 (gimple_get_lhs): Change code to enum gimple_code.
5686 (gimple_set_lhs): Likewise.
5687 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5688 * omp-low.c (find_omp_clause): Change kind parameter to enum
5690 * tree-flow.h (find_omp_clause): Update declaration.
5691 * regrename.c (clear_dead_regs): Change kind parameter to enum
5693 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5695 * see.c (see_get_extension_data): Change return type to enum
5696 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5697 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5698 (see_gen_normalized_extension): Change extension_code parameter to
5700 (see_seek_pre_extension_expr): Change extension_code to enum
5702 (see_merge_one_def_extension): Likewise.
5703 (see_handle_relevant_defs): Likewise.
5704 (see_handle_relevant_uses): Likewise.
5705 (see_analyze_one_def): Likewise.
5706 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5707 GIMPLE_ASM rather than ASM_EXPR.
5708 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5709 GIMPLE_RETURN rather than RETURN_EXPR.
5710 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5711 (evaluate_stmt): Likewise.
5712 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5713 to enum vect_relevant.
5714 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5715 compare gimple codes with tree codes.
5717 2008-09-04 Paul Brook <paul@codesourcery.com>
5719 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5721 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5723 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5724 pointer check lost in the recent no-unit-at-a-time patch.
5726 2008-09-04 Jan Hubicka <jh@suse.cz>
5729 * tree-switch-conversion.c (check_final_bb): Accept only IP
5732 2008-09-04 Jan Hubicka <jh@suse.cz>
5734 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5736 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5737 using_ranges argument.
5738 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5739 (vrp_visit_cond_stmt): Update call of
5740 vrp_evaluate_conditional_warnv_with_ops
5742 2008-09-04 Jan Hubicka <jh@suse.cz>
5744 PR tree-optimization/37345
5745 PR tree-optimization/37358
5746 PR tree-optimization/37357
5747 * tree.c (build_function_type_skip_args): Build distinct type copy;
5749 (build_function_decl_skip_args): Set type of new decl not orig decl;
5750 clear DECL_VINDEX for methods turned into functions.
5752 2008-09-04 Nick Clifton <nickc@redhat.com>
5754 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5755 * configure: Regenerate.
5756 * config.in: Regenerate.
5757 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5758 alignment field, if it is supported.
5760 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5762 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5765 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5767 * config/rs6000/rs6000.c (processor_target_table): Do not
5768 enable VMX for POWER6.
5770 2008-09-03 Anton Blanchard <anton@samba.org>
5772 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5773 emit memory barrier before operation.
5775 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5778 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5779 default_elf_asm_output_external.
5781 2008-09-03 Jeff Law <law@redhat.com>
5783 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5785 2008-09-03 Richard Henderson <rth@redhat.com>
5787 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5788 memory barrier to below the test-and-set.
5789 (alpha_split_lock_test_and_set_12): Likewise.
5791 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5795 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5798 * ira-color.c (print_loop_title): Use all_allocnos.
5799 (color_pass): Ditto. Don't add border_allocnos. Check that
5800 subloop allocno in the correspdoning bitmap all_allocnos.
5802 * ira-emit.c (change_loop): Use all_allocnos.
5804 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5805 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5806 (create_cap_allocno): Remove setting mentioned_allocnos.
5807 (create_insn_allocnos): Ditto.
5808 (remove_unnecessary_allocnos): Use all_allocnos.
5809 (check_allocno_creation): Check that allocnos are in the
5810 corresponding bitmap all_allocnos.
5812 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5816 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5817 (process_regs_for_copy): Process subregs. Refine check when cost
5818 is taken into account in ira-costs.c.
5819 (process_reg_shuffles): Use REG_SUBREG_P.
5820 (add_insn_allocno_copies): Ditto. Ignore modes.
5822 * ira-color.c (conflict_allocno_vec): New.
5823 (COST_HOP_DIVISOR): New macro.
5824 (update_copy_costs_1): Use it.
5825 (update_conflict_hard_regno_costs): New function.
5826 (assign_hard_reg): Use it.
5827 (ira_color): Allocate and free conflict_allocno_vec.
5829 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5833 * ira-int.h (ira_sort_insn_chain): Remove.
5835 * ira.c (basic_block_order_nums, chain_insn_order,
5836 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5837 (ira): Don't call ira_sort_insn_chain.
5839 * reload1.c (reload): Don't call ira_sort_insn_chain.
5841 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5844 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5845 which become non throw.
5846 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5847 update_call_expr after updating the flags on the decl.
5849 2008-09-03 Jan Hubicka <jh@suse.cz>
5851 PR tree-optimization/37315
5852 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5853 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5854 (cgraph_analyze_functions): Use node->analyzed
5855 (cgraph_mark_functions_to_output): Likewise.
5856 (cgraph_expand_function): All functions can be released after
5858 (cgraph_optimize): Use gimple_has_body_p.
5859 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5860 (cgraph_decide_inlining_incrementally): Likewise.
5861 (inline_transform): Inline transform.
5862 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5864 (inlinable_function_p): Drop gimple_body check.
5865 (expand_call_inline): Use gimple_has_body_p.
5866 * gimple.c (gimple_has_body_p): New.
5867 * gimple.h (gimple_has_body_p): Add prototype.
5868 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5869 (dump_function_to_file): Use gimple_has_body_p check.
5871 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5874 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5876 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5878 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5880 From Michael Frysinger <michael.frysinger@analog.com>
5881 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5882 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5885 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5888 * doc/extend.texi: Document picoChip builtin functions.
5889 * doc/invoke.texi: Document picoChip options.
5890 * doc/contrib.texi: Add picoChip contribution.
5891 * doc/md.texi: Document picoChip constraints.
5892 * config.gcc: Add picochip-*-*.
5893 * config/picochip/: Add new port.
5895 2008-09-03 Richard Guenther <rguenther@suse.de>
5897 PR tree-optimization/37328
5898 * tree-sra.c (sra_build_assignment): Gimplify properly.
5899 (generate_copy_inout): Take the correct stmt as definition,
5900 remove bogus assert.
5902 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5904 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5907 From Michael Frysinger <michael.frysinger@analog.com>
5908 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5910 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5912 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5913 (__gthread_setspecific): Revert 2008-08-31 change to
5914 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5916 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5918 * diagnostic.c (error_at): New.
5919 * toplev.h (error_at): New prototype.
5920 * c-typeck.c (build_array_ref): Call error_at instead of error.
5921 Pass location to pedwarn.
5923 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5925 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5927 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5929 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5930 VAR_DECL and CONST_DECL.
5932 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5933 Jakub Jelinek <jakub@redhat.com>
5935 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5936 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5937 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5938 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5939 Don't set ix86_save_varrargs_registers.
5940 (ix86_setup_incoming_varargs): Assume cum != NULL.
5941 (ix86_va_start): Check ix86_varargs_gpr_size and
5942 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5943 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5944 from frame pointer if ix86_varargs_gpr_size == 0.
5945 (ix86_compute_frame_layout): Updated.
5946 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5947 (ix86_varargs_gpr_size): Define.
5948 (ix86_varargs_fpr_size): Likewise.
5949 (machine_function): Remove save_varrargs_registers.
5950 Add varargs_gpr_size and varargs_fpr_size.
5952 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5954 * config/alpha/alpha.c (va_list_skip_additions,
5955 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5956 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5959 PR tree-optimization/36766
5960 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5961 for already removed basic blocks.
5964 * real.c (real_maxval): Clear a lower bit to make real_maxval
5965 match get_max_float for IBM long double format.
5967 2008-09-02 Andreas Schwab <schwab@suse.de>
5969 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5970 * configure: Regenerate.
5972 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5974 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5975 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5976 checking for a non-VOID CONSTANT_P.
5978 2008-09-02 Jan Hubicka <jh@suse.cz>
5980 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5981 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5984 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5986 * expr.c (emit_group_store): Don't assert stack temp mode size.
5988 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5989 Tobias Grosser <grosser@fim.uni-passau.de>
5990 Jan Sjodin <jan.sjodin@amd.com>
5991 Harsha Jagasia <harsha.jagasia@amd.com>
5992 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5993 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5994 Adrien Eliche <aeliche@isty.uvsq.fr>
5996 Merge from graphite branch.
5999 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6000 * doc/invoke.texi (-floop-block, -floop-interchange,
6001 -floop-strip-mine): Document new flags.
6002 * tree-into-ssa.c (gimple_vec): Moved...
6003 * tree-loop-distribution.c (rdg_component): Moved...
6004 * cfgloopmanip.c: Include tree-flow.h.
6005 (update_dominators_in_loop): New.
6006 (create_empty_if_region_on_edge): New.
6007 (create_empty_loop_on_edge): New.
6008 (loopify): Use update_dominators_in_loop.
6009 * tree-pass.h (pass_graphite_transforms): Declared.
6010 * configure: Regenerate.
6011 * tree-phinodes.c (make_phi_node): Export.
6012 (add_phi_node_to_bb): New, split from create_phi_node.
6013 * tree-chrec.c (for_each_scev_op): New.
6014 * tree-chrec.h (for_each_scev_op): Declared.
6015 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6016 (remove_statement): Call get_phi_with_result.
6017 * config.in (HAVE_cloog): Undef.
6018 * gdbinit.in (pgg): New.
6019 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6020 * tree-ssa-loop.c (graphite_transforms): New.
6021 (gate_graphite_transforms): New.
6022 (pass_graphite_transforms): New.
6023 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6024 HAVE_cloog): Defined.
6025 * tree-vectorizer.c (rename_variables_in_bb): Export.
6026 * tree-data-ref.c (dr_may_alias_p): Export.
6027 (stmt_simple_memref_p): New.
6028 (find_data_references_in_stmt): Export.
6029 (find_data_references_in_loop): Export.
6030 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6031 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6032 (create_rdg_vertices): Export.
6033 (build_empty_rdg): New.
6034 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6035 * tree-data-ref.h (rdg_component): ... here.
6037 (struct data_reference): Add a field scop.
6039 (find_data_references_in_loop): Declared.
6040 (find_data_references_in_stmt): Declared.
6041 (create_rdg_vertices): Declared.
6042 (dr_may_alias_p): Declared.
6043 (stmt_simple_memref_p): Declared.
6044 (struct rdg_edge): Add a field ddr_p relation.
6045 (build_empty_rdg): Declared.
6046 * lambda.h (lambda_matrix): Declare a VEC of.
6047 (find_induction_var_from_exit_cond): Declared.
6048 (lambda_vector_compare): New.
6049 * common.opt (fgraphite, floop-strip-mine,
6050 floop-interchange, floop-block): New flags.
6051 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6052 * cfgloop.c (is_loop_exit): New.
6053 * cfgloop.h (is_loop_exit): Declared.
6054 (create_empty_if_region_on_edge): Declared.
6055 (create_empty_loop_on_edge): Declared.
6056 * tree-flow.h (add_phi_node_to_bb): Declared.
6057 (make_phi_node): Declared.
6058 (rename_variables_in_bb): Declared.
6059 (perfect_loop_nest_depth): Declared.
6060 (graphite_transform_loops): Declared.
6061 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6062 (graphite.o-warn): Add -Wno-error.
6063 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6064 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6065 (INCLUDES): Add PPLINC, CLOOGINC.
6066 (OBJS-common): Add graphite.o.
6067 (graphite.o): Add rule.
6068 * gimple.h (gimple_vec): ... here.
6069 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6070 * passes.c (init_optimization_passes): Schedule
6071 pass_graphite_transforms.
6073 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6076 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6077 and -fno-toplevel-reorder after handle_options.
6079 2008-09-02 Paul Brook <paul@codesourcery.com>
6081 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6082 (arm_override_options): Set arm_tune_cortex_a9.
6083 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6084 (arm_issue_rate): Handle cortexa9.
6085 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6086 * config/arm/arm-cores.def: Add cortex-a9.
6087 * config/arm/arm-tune.md: Regenerate.
6088 * config/arm/arm.md: Include cortex-a9.md.
6089 (generic_sched, generic_vfp): Add cortexa9.
6090 * config/arm/cortex-a9.md: New file.
6092 2008-09-02 Richard Guenther <rguenther@suse.de>
6094 PR tree-optimization/37327
6095 * tree-vrp.c (register_new_assert_for): Make sure to not have
6096 TREE_OVERFLOW set on the bound.
6098 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6100 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6102 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6103 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6106 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6108 * gcc/config/spu/spu.md (divdf3): Removed.
6110 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6112 PR tree-optimization/37095
6113 * cgraph.c (cgraph_node): When creating new cgraph node after
6114 assembler_name_hash has been populated, record it in the hash
6117 2008-09-01 Paul Brook <paul@codesourcery.com>
6119 * doc/invoke.texi: Document -mword-relocations.
6120 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6121 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6122 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6123 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6124 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6125 (arm_emit_movpair): New function.
6126 (arm_print_operand <c>): Handle sybolic addresses.
6127 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6128 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6129 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6130 * config/arm/arm.opt: Add -mword-relocations.
6131 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6132 (arm_movt, arm_movw): New.
6134 2008-09-01 Paul Brook <paul@codesourcery.com>
6136 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6137 Allow Interworking on ARMv4 EABI based targets.
6138 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6139 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6141 2008-09-01 Paul Brook <paul@codesourcery.com>
6143 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6144 optimized LT0 test. Remove optimization for GT.
6146 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6148 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6149 openmp applications.
6150 * pa-hpux11.h (LIB_SPEC): Likewise.
6152 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6155 2008-09-01 Jan Hubicka <jh@suse.cz>
6157 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6158 present, use only counts; when guessed use only frequencies.
6159 (estimate_bb_frequencies): Use function_frequency.
6160 * profile.c (compute_branch_probabilities): Exit early when
6161 profile reading failed. Set profile_status.
6162 (branch_prob): Do not set profile_status.
6164 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6166 * tree.c (protected_set_expr_location): New.
6167 * tree.h (protected_set_expr_location): New prototype.
6168 * c-tree.h (build_array_ref): Add argument.
6169 (parser_build_unary_op): Same.
6170 * c-typeck.c (build_indirect_ref): Handle new location argument.
6171 (build_array_ref): Same.
6172 (parser_build_unary_op): Same.
6173 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6175 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6177 * c-common.c (finish_label_address_expr): Handle new location argument.
6178 * c-common.h (build_indirect_ref): Add argument.
6179 (finish_label_address_expr): Same.
6180 * c-parser.c (c_parser_unary_expression): Pass location to build
6182 (c_parser_postfix_expression): Same.
6184 2008-09-01 Paul Brook <paul@codesourcery.com>
6186 * config/arm/arm.md: Include cortex-r4f.md.
6187 (attr fpu): Update type list.
6188 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6189 fconstd, fcmps and fcmpd.
6190 (attr tune_cortexr4): Define.
6191 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6192 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6193 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6194 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6195 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6196 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6197 cortex_a8_vfp_farith: Ditto.
6198 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6199 * config/arm/cortex-r4.md: Use tune_cortexr4.
6200 * config/arm/cortex-r4f.md: New file.
6202 2008-09-01 Richard Guenther <rguenther@suse.de>
6204 PR tree-optimization/37305
6205 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6206 the result of constant conversions.
6207 (fold_gimple_assign): Likewise.
6209 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6211 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6212 #ifdef ENABLE_CHECKING.
6214 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6216 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6217 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6218 when !INSN_SCHEDULING.
6220 2008-09-01 Andreas Schwab <schwab@suse.de>
6222 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6224 2008-09-01 Paul Brook <paul@codesourcery.com>
6226 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6228 2008-09-01 Jan Hubicka <jh@suse.cz>
6230 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6232 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6234 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6235 * gimplify.c (gimplify_init_constructor): Add speed operand.
6236 * tree-sra.c (decide_block_copy): Likewise.
6237 * tree-inline.c (estimate_move_cost): Likewise.
6238 * config/alpha/alpha.h (MOVE_RATIO): Update.
6239 * config/frv/frv.c (MOVE_RATIO): Update.
6240 * config/spu/spu.h (MOVE_RATIO): Update.
6241 * config/sparc/sparc.h (MOVE_RATIO): Update.
6242 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6243 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6244 * config/cris/cris.h (MOVE_RATIO): Update.
6245 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6246 * config/arm/arm.h (MOVE_RATIO): Update.
6247 * config/pa/pa.md: Update uses of MOVE_RATIO
6248 * config/pa/pa.h (MOVE_RATIO): Update.
6249 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6250 CLEAR_RATIO, SET_RATIO): Update.
6251 * config/h8300/h8300.h (MOVE_RATIO): Update.
6252 * config/v850/v850.h (MOVE_RATIO): Update.
6253 * config/bfin/bfin.h (MOVE_RATIO): Update.
6255 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6256 Dmitry Melnik <dm@ispras.ru>
6257 Dmitry Zhurikhin <zhur@ispras.ru>
6258 Alexander Monakov <amonakov@ispras.ru>
6259 Maxim Kuvyrkov <maxim@codesourcery.com>
6261 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6262 sel-sched-dump.c, sel-sched-ir.c: New files.
6263 * Makefile.in (OBJS-common): Add selective scheduling object files.
6264 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6265 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6266 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6267 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6268 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6269 (make_forwarder_block): Update loop latch if we have redirected
6270 the loop latch edge.
6271 * cfgloop.c (get_loop_body_in_custom_order): New function.
6272 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6273 (CP_FALLTHRU_PREHEADERS): Likewise.
6274 (get_loop_body_in_custom_order): Declare.
6275 * cfgloopmanip.c (has_preds_from_loop): New.
6276 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6277 Assert that the preheader edge will be fall thru when it is set.
6278 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6279 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6280 fsel-sched-substitution, fselective-scheduling): New flags.
6281 * cse.c (hash_rtx_cb): New.
6283 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6284 sel_sched_insn_cnt): New counters.
6285 * final.c (compute_alignments): Export. Free dominance
6286 info after loop_optimizer_finalize.
6287 * genattr.c (main): Output maximal_insn_latency prototype.
6288 * genautomata.c (output_default_latencies): New.
6289 Factor its code from ...
6290 (output_internal_insn_latency_func): ... here.
6291 (output_internal_maximal_insn_latency_func): New.
6292 (output_maximal_insn_latency_func): New.
6293 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6294 (struct hard_reg_set_iterator): New.
6295 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6296 hard_reg_set_iter_next): New functions.
6297 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6298 * lists.c (remove_free_INSN_LIST_node,
6299 remove_free_EXPR_LIST_node): New functions.
6300 * loop-init.c (loop_optimizer_init): When
6301 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6302 calling create_preheaders.
6303 (loop_optimizer_finalize): Do not verify flow info after reload.
6304 * recog.c (validate_replace_rtx_1): New parameter simplify.
6305 Default it to true. Update all uses. Factor out simplifying
6307 (simplify_while_replacing): ... this new function.
6308 (validate_replace_rtx_part,
6309 validate_replace_rtx_part_nosimplify): New.
6310 * recog.h (validate_replace_rtx_part,
6311 validate_replace_rtx_part_nosimplify): Declare.
6312 * rtl.c (rtx_equal_p_cb): New.
6313 (rtx_equal_p): Use it.
6314 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6315 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6316 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6317 * vecprim.h: Add a vector type for unsigned int.
6318 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6319 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6320 ready_try, cycle_issued_insns, spec_info): Make global.
6321 (readyp): Initialize.
6322 (dfa_lookahead): New global variable.
6323 (old_max_uid, old_last_basic_block): Remove.
6324 (h_i_d): Make it a vector.
6325 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6327 (after_recovery, adding_bb_to_current_region_p):
6328 New variables to handle correct insertion of the recovery code.
6329 (struct ready_list): Move declaration to sched-int.h.
6330 (rgn_n_insns): Removed.
6331 (rtx_vec_t): Move to sched-int.h.
6332 (find_insn_reg_weight): Remove.
6333 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6334 (haifa_init_h_i_d, haifa_finish_h_i_d):
6335 New functions to initialize / finalize haifa instruction data.
6336 (extend_h_i_d, init_h_i_d): Rewrite.
6337 (unlink_other_notes): Move logic to add_to_note_list. Handle
6338 selective scheduler.
6339 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6340 find_fallthru_edge): Make global, remove static prototypes.
6341 (max_issue): Make global. Add privileged_n and state parameters. Use
6343 (extend_global, extend_all): Removed.
6344 (init_before_recovery): Add new param. Fix the handling of the case
6345 when we insert a recovery code before the EXIT which has a predecessor
6346 with a fallthrough edge to it.
6347 (create_recovery_block): Make global. Rename to
6348 sched_create_recovery_block. Update.
6349 (change_pattern): Rename to sched_change_pattern. Make global.
6350 (speculate_insn): Rename to sched_speculate_insn. Make global.
6351 Split haifa-specific functionality into ...
6352 (haifa_change_pattern): New static function.
6353 (sched_extend_bb): New static function.
6354 (sched_init_bbs): New function.
6355 (current_sched_info): Change type to struct haifa_sched_info.
6356 (insn_cost): Adjust for selective scheduling.
6357 (dep_cost_1): New function. Move logic from ...
6358 (dep_cost): ... here.
6359 (dep_cost): Use dep_cost_1.
6360 (contributes_to_priority_p): Use sched_deps_info instead of
6362 (priority): Adjust to work with selective scheduling. Process the
6363 corner case when all dependencies don't contribute to priority.
6364 (rank_for_schedule): Use ds_weak instead of dep_weak.
6365 (advance_state): New function. Move logic from ...
6366 (advance_one_cycle): ... here.
6367 (add_to_note_list, concat_note_lists): New functions.
6368 (rm_other_notes): Make static. Adjust for selective scheduling.
6369 (remove_notes, restore_other_notes): New functions.
6370 (move_insn): Add two arguments. Update assert. Don't call
6372 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6373 Remove more_issue, max_points. Move the code to initialize
6374 max_lookahead_tries to max_issue.
6375 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6376 ready. Adjust use of move_insn. Call restore_other_notes.
6378 (sched_init, sched_finish): Move Haifa-specific initialization/
6380 (haifa_sched_init, haifa_sched_finish): ... respectively.
6382 (setup_sched_dump): New function.
6383 (haifa_init_only_bb): New static function.
6384 (haifa_speculate_insn): New static function.
6385 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6386 (extend_ready, extend_all): Remove.
6387 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6388 (create_check_block_twin, add_to_speculative_block): Use
6389 haifa_insns_init instead of extend_global. Update to use new
6390 initialization functions. Change parameter. Factor out code from
6391 create_check_block_twin to ...
6392 (sched_create_recovery_edges) ... this new function.
6393 (add_block): Remove.
6394 (sched_scan_info): New.
6395 (extend_bb): Use sched_scan_info.
6396 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6397 static functions for walking through scheduling region.
6398 (sched_luids): New vector variable to replace uid_to_luid.
6399 (luids_extend_insn): New function.
6400 (sched_max_luid): New variable.
6401 (luids_init_insn): New function.
6402 (sched_init_luids, sched_finish_luids): New functions.
6403 (insn_luid): New debug function.
6404 (sched_extend_target): New function.
6405 (haifa_init_insn): New static function.
6406 (sched_init_only_bb): New hook.
6407 (sched_split_block): New hook.
6408 (sched_split_block_1): New function.
6409 (sched_create_empty_bb): New hook.
6410 (sched_create_empty_bb_1): New function.
6411 (common_sched_info, ready): New global variables.
6412 (current_sched_info_var): Remove.
6413 (move_block_after_check): Use common_sched_info.
6414 (haifa_luid_for_non_insn): New static function.
6415 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6416 (increase_insn_priority): New.
6417 * modulo-sched.c: (issue_rate): Remove static declaration.
6418 (sms_sched_info): Change type to haifa_sched_info.
6419 (sms_sched_deps_info, sms_common_sched_info): New variables.
6420 (setup_sched_infos): New.
6421 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6422 Do not call regstat_free_calls_crossed.
6423 (sms_print_insn): Use const_rtx.
6424 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6425 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6426 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6427 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6428 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6429 current_sched_info to use it.
6430 (enum reg_pending_barrier_mode): Move to sched-int.h.
6431 (h_d_i_d): New variable. Initialize to NULL.
6432 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6434 (estimate_dep_weak): Remove static declaration.
6435 (sched_has_condition_p): New function. Adjust users of
6436 sched_get_condition to use it instead.
6437 (conditions_mutex_p): Add arguments indicating which conditions are
6439 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6440 argument to indicate whether returned condition is reversed. Do not
6441 generate new rtx when condition should be reversed; indicate it by
6442 setting new argument instead.
6443 (add_dependence_list_and_free): Add deps parameter.
6444 Update all users. Do not free dependence list when
6445 deps context is readonly.
6446 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6448 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6449 (remove_from_deps): New. Use the above functions.
6450 (cur_insn, can_start_lhs_rhs_p): New static variables.
6451 (add_or_update_back_dep_1): Initialize present_dep_type.
6452 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6453 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6454 haifa_note_dep): New functions implementing dependence hooks for
6455 the Haifa scheduler.
6456 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6457 note_dep): New functions.
6458 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6460 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6461 (free_deps): Initialize deps->reg_last.
6462 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6463 sched_analyze_insn): Update to use dependency hooks infrastructure
6464 and readonly contexts.
6465 (deps_analyze_insn): New function. Move part of logic from ...
6466 (sched_analyze): ... here. Also move some logic to ...
6467 (deps_start_bb): ... here. New function.
6468 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6470 (sched_deps_init): New function. Move code from ...
6471 (init_dependency_caches): ... here. Remove.
6472 (init_deps_data_vector): New.
6473 (sched_deps_finish): New function. Move code from ...
6474 (free_dependency_caches): ... here. Remove.
6475 (init_deps_global, finish_deps_global): Adjust for use with
6476 selective scheduling.
6477 (get_dep_weak): Move logic to ...
6478 (get_dep_weak_1): New function.
6479 (ds_merge): Move logic to ...
6480 (ds_merge_1): New static function.
6481 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6482 (ds_get_max_dep_weak): New function.
6483 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6484 (n_insns): Rename to rgn_n_insns.
6485 (debug_ebb_dependencies): New function.
6486 (init_ready_list): Use it.
6487 (begin_schedule_ready): Use sched_init_only_bb.
6488 (ebb_print_insn): Indicate when an insn starts a new cycle.
6489 (contributes_to_priority, compute_jump_reg_dependencies,
6490 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6491 (add_block1): Remove to ebb_add_block.
6492 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6493 (schedule_ebb): Initialize them. Use remove_notes instead of
6494 rm_other_notes. Use haifa_local_init/finish.
6495 (schedule_ebbs): Use haifa_sched_init/finish.
6496 * sched-int.h: Include vecprim.h, remove rtl.h.
6497 (struct ready_list): Delete declaration.
6498 (sched_verbose_param, enum sched_pass_id_t,
6499 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6500 (struct sched_scan_info_def): New structure.
6501 (sched_scan_info, sched_scan, sched_init_bbs,
6502 sched_init_luids, sched_finish_luids, sched_extend_target,
6503 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6504 (struct common_sched_info_def): New.
6505 (common_sched_info, haifa_common_sched_info,
6506 sched_emulate_haifa_p): Declare.
6508 (sched_luids): Declare.
6509 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6510 (sched_max_luid, insn_luid): Declare.
6511 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6512 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6513 print_insn, print_pattern, print_value, haifa_classify_insn,
6514 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6515 setup_sched_dump, sched_init, sched_finish,
6516 sel_insn_is_speculation_check): Export.
6517 (struct ready_list): Move from haifa-sched.c.
6518 (ready_try, ready, max_issue): Export.
6519 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6520 sched_init_only_bb, sched_split_block, sched_split_block_1,
6521 sched_create_empty_bb, sched_create_empty_bb_1,
6522 sched_create_recovery_block, sched_create_recovery_edges): Export.
6523 (enum reg_pending_barrier_mode): Export.
6524 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6526 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6527 print_insn field. Move add_block and fix_recovery_cfg to
6528 common_sched_info_def. Move compute_jump_reg_dependencies,
6530 (struct sched_deps_info_def): ... this new structure.
6531 (sched_deps_info): Declare.
6532 (struct spec_info_def): Remove weakness_cutoff, add
6533 data_weakness_cutoff and control_weakness_cutoff.
6534 (spec_info): Declare.
6535 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6537 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6538 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6539 (current_sched_info): Change type to struct haifa_sched_info.
6540 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6541 (h_d_i_d): New variable.
6542 (HDID): New accessor macro.
6543 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6544 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6546 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6547 (enum SCHED_FLAGS): Update for selective scheduler.
6548 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6549 (init_dependency_caches, free_dependency_caches): Delete declarations.
6550 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6551 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6552 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6553 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6554 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6556 (rm_other_notes): Delete declaration.
6557 (schedule_block): Remove one argument.
6558 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6559 ready_element, ready_lastpos, sched_extend_ready_list,
6560 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6561 concat_note_lists): Export.
6562 (struct region): Move from sched-rgn.h.
6563 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6564 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6565 BLOCK_TO_BB, CONTAINING_RGN): Export.
6566 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6567 (current_nr_blocks, current_blocks, target_bb): Likewise.
6568 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6569 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6570 sched_rgn_local_init, extend_regions,
6571 rgn_make_new_region_out_of_new_block, compute_priorities,
6572 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6573 extend_rgns, deps_join rgn_setup_common_sched_info,
6574 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6575 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6576 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6577 increase_insn_priority): Likewise.
6578 * sched-rgn.c: Include sel-sched.h.
6579 (ref_counts): New static variable. Use it ...
6580 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6581 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6582 (sched_is_disabled_for_current_region_p): Delete static declaration.
6583 (struct region): Move to sched-int.h.
6584 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6585 ebb_head): Define and initialize.
6586 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6587 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6588 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6590 (find_single_block_region): Add new argument to indicate that EBB
6591 regions should be constructed.
6592 (debug_live): Delete declaration.
6593 (current_nr_blocks, current_blocks, target_bb):
6594 Remove static qualifiers.
6595 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6597 (init_regions): Delete declaration.
6598 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6599 rgn_estimate_number_of_insns): New.
6600 (too_large): Use estimate_number_of_insns.
6601 (haifa_find_rgns): New. Move the code from ...
6602 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6603 (free_trg_info): New.
6604 (compute_trg_info): Allocate candidate tables here instead of ...
6605 (init_ready_list): ... here.
6606 (rgn_print_insn): Use const_rtx.
6607 (contributes_to_priority, extend_regions): Delete static declaration.
6608 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6609 (add_block1): Rename to rgn_add_block.
6610 (debug_rgn_dependencies): Delete static qualifier.
6611 (new_ready): Use sched_deps_info. Simplify.
6612 (rgn_common_sched_info, rgn_const_sched_deps_info,
6613 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6615 (region_sched_info): Rename to rgn_const_sched_info.
6616 (deps_join): New, extracted from ...
6617 (propagate_deps): ... here.
6618 (compute_block_dependences, debug_dependencies): Update for selective
6620 (free_rgn_deps, compute_priorities): New functions.
6621 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6622 sched_rgn_compute_dependencies): New functions.
6623 (schedule_region): Use them.
6624 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6625 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6627 (schedule_insns): Call new functions that were split out.
6628 (rgn_make_new_region_out_of_new_block): New.
6629 (get_rgn_sched_max_insns_priority): New.
6630 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6631 scheduling when appropriate.
6632 * sched-vis.c: Include insn-attr.h.
6633 (print_value, print_pattern): Make global.
6634 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6635 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6636 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6637 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6638 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6639 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6640 hooks. Initialize them to 0.
6641 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6642 * target.h (struct gcc_target): Add them. Rename gen_check field to
6644 * flags.h (sel_sched_switch_set): Declare.
6645 * opts.c (sel_sched_switch_set): New variable.
6646 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6647 pipelining is disabled from command line.
6648 (common_handle_option): Record whether selective scheduling is
6649 requested from command line.
6650 * doc/invoke.texi: Document new flags and parameters.
6651 * doc/tm.texi: Document new target hooks.
6652 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6654 (dfa_state_size): Do not declare locally.
6655 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6656 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6657 rs6000_alloc_sched_context, rs6000_set_sched_context,
6658 rs6000_free_sched_context): New functions.
6659 (struct _rs6000_sched_context): New.
6660 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6662 (rs6000_sched_finish): Do not run for selective scheduling.
6664 2008-08-31 Jan Hubicka <jh@suse.cz>
6666 * frv.c (frv_rtx_costs): Update forward declaration.
6667 * spu.c (spu_rtx_costs): Likewise.
6668 * pdp11.c: Include df.h
6669 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6670 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6671 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6672 * iq2000.c (iq2000_address_cost): Add speed argument.
6673 (iq2000_rtx_costs): Likewise.
6674 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6675 update call of mn10300_address_cost.
6676 * mcore.c: Include df.h
6677 (mcore_rtx_costs): Update prototype.
6678 * score3.c: Include df.h
6679 (score3_rtx_costs): Remove speed argument.
6680 * score7.c: Include df.h
6681 (score7_address_cost): Remove speed argument.
6682 * score-protos.h (score_address_cost): Update prototype.
6683 * score.c: Include df.h
6684 (score_rtx_costs): Update call of costs functions.
6685 * v850.c (v850_rtx_costs): Add bool argument.
6687 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6689 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6691 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6693 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6694 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6696 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6698 * mkmap-flat.awk: Add option pe_dll.
6699 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6700 * config/i386/t-cygwin (SHLIB_LC): Add.
6701 * config/i386/t-mingw32 (SHLIB_LC): Add.
6702 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6703 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6704 (LINK_SPEC): Support libgcc_s.
6705 (LIBGCC_SPEC): Support libgcc_s.
6706 (LIBGCC_SONAME): New.
6708 2008-08-31 Jan Hubicka <jh@suse.cz>
6710 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6711 mistakely had old version of patch.
6713 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6714 (ipcp_estimate_growth): New.
6715 (ipcp_insert_stage): Use ipcp_estimate_growth.
6716 * profile.c (branch_prob): When reading failed, do not consider
6719 2008-08-31 Jan Hubicka <jh@suse.cz>
6721 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6722 loop is optimized for speed.
6724 2008-08-31 Richard Guenther <rguenther@suse.de>
6727 * fold-const.c (fold_binary): Retain conversions in folding
6730 2008-08-31 Jan Hubicka <jh@suse.cz>
6732 * postreload-gcse.c (eliminate_partially_redundant_loads):
6733 Use optimize_bb_for_size_p.
6734 * predict.c (maybe_hot_frequency_p): Make inline.
6735 (maybe_hot_count_p): Break out from ...
6736 (maybe_hot_bb_p): ... this one.
6737 (maybe_hot_edge_p): Simplify.
6738 * basic-block.h (probably_cold_bb_p): Remove.
6740 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6743 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6745 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6746 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6747 Also split V4SFmode.
6748 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6751 2008-08-31 Jan Hubicka <jh@suse.cz>
6753 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6755 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6757 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6760 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6763 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6764 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6766 2008-08-31 Jan Hubicka <jh@suse.cz>
6768 * sparc.h (BRANCH_COST): Fix macro definition.
6769 * avr.c (avr_operand_rtx_cost): Add speed argument.
6770 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6772 2008-08-31 Richard Guenther <rguenther@suse.de>
6774 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6775 types instead of operands. Re-instantiate verifying of
6776 binary expression operands.
6778 2008-08-30 Jan Hubicka <jh@suse.cz>
6780 * fwprop.c (should_replace_address): Add speed attribute.
6781 (PR_OPTIMIZE_FOR_SPEED): New flag.
6782 (propagate_rtx_1): Use it.
6783 (propagate_rtx): Set it.
6784 (try_fwprop_subst): Update call of rtx_costs.
6785 (forward_propagate_and_simplify): LIkewise.
6786 * hooks.c (hook_int_rtx_bool_0): New
6787 (hook_bool_rtx_int_int_intp_false): Replace by ...
6788 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6789 * hooks.h (hook_int_rtx_bool_0): New
6790 (hook_bool_rtx_int_int_intp_false): Replace by ...
6791 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6792 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6793 (prepare_cmp_insn): UPdate call of rtx_cost.
6794 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6795 (reload_cse_simplify_operands): Update call of rtx_cost.
6796 (reload_cse_move2add): call of rtx_cost.
6797 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6798 * rtlanal.c (rtx_cost): Add speed argument.
6799 (address_cost): Add speed argument
6800 (default_address_cost): Likewise.
6801 (insn_rtx_cost): Likewise.
6802 * cfgloopanal.c (seq_cost): Add speed argument.
6803 (target_reg_cost, target_spill_cost): Turn to array.
6804 (init_set_costs): Update for speed.
6805 (estimate_reg_pressure_cost): Add speed argument.
6806 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6807 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6808 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6809 (seq_cost): Add speed argument.
6810 (computation_cost): Add speed arugment.
6811 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6812 (force_expr_to_var_cost): Update for profile info.
6813 (force_var_cost): Likewise.
6814 (split_address_cost): Likewise.
6815 (ptr_difference_cost): Likewise.
6816 (difference_cost): Likewise.
6817 (get_computation_cost_at): Likewise.
6818 (determine_iv_cost): Likewise.
6819 (ivopts_global_cost_for_size): Likewise.
6820 (rewrite_use_address): Likewise.
6821 (tree_ssa_iv_optimize_loop): Initialize speed field.
6822 * cse.c (optimize_this_for_speed_p): New static var.
6823 (notreg_cost): Update call of rtx_cost.
6824 (cse_extended_basic_block): set optimize_this_for_speed_p.
6825 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6826 (noce_try_cmove_arith): Likewise.
6827 (noce_try_sign_mask): LIkewise.
6828 * expr.c (compress_float_constant): Update rtx_cost calls.
6829 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6831 (addr_to_parts): Likewise.
6832 (create_mem_ref): Likewise.
6833 * dse.c (find_shift_sequence): Add speed argument.
6834 (replace_read): Update call.
6835 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6836 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6837 * neg_cost, shift_cost, shiftadd_cost,
6838 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6839 mul_highpart_cost): Increase dimension.
6840 (init_expmed): Initialize for both size and speed.
6841 (expand_shift): Use profile.
6842 (synth_mult): Use profile.
6843 (choose_mult_variant): Use profile.
6844 (expand_mult): Use profile.
6845 (expand_mult_highpart_optab): Use profile.
6846 (expand_mult_highpart): Use profile.
6847 (expand_smod_pow2): Use profile.
6848 (expand_divmod): Use profile.
6849 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6851 * loop-invariant.c (create_new_invariant): Use profile.
6852 (gain_for_invariant): Add speed parameter.
6853 (best_gain_for_invariant): Likewise.
6854 (find_invariants_to_move): Likewise.
6855 (move_single_loop_invariants): Set it.
6856 * target-def.h (TARGET_RTX_COSTS): Use hook.
6857 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6858 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6859 * output.h (default_address_cost): Update prototype.
6860 * combine.c (optimize_this_for_speed_p): New static var.
6861 (combine_validate_cost): Update call of rtx_cost.
6862 (combine_instructions): Set optimize_this_for_speed_p.
6863 (expand_compound_operation): Update call of rtx_cost.
6864 (make_extraction):Update call of rtx_cost.
6865 (force_to_mode):Update call of rtx_cost.
6866 (distribute_and_simplify_rtx):Update call of rtx_cost.
6867 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6868 (estimate_reg_pressure_cost): Update prototype.
6869 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6870 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6872 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6873 (alpha_rtx_costs): Update.
6874 * config/frv/frv.c (frv_rtx_costs): Update.
6875 * config/s390/s390.c (s390_rtx_costs): Update.
6876 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6877 (m32c_rtx_costs): Update.
6878 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6879 (spu_rtx_costs): Update.
6880 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6881 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6882 * config/i386/i386.c (:ix86_address_cost): Update.
6883 (ix86_rtx_costs): Update.
6884 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6885 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6886 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6887 * config/crx/crx.c (crx_address_cost): Update.
6888 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6889 * config/stormy16/stormy16.c
6890 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6891 * config/m68hc11/m68hc11.c
6892 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6893 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6894 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6896 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6898 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6899 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6900 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6901 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6902 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6903 (mcore_rtx_costs): update.
6904 * config/score/score3.c (score3_rtx_costs): Update.
6905 * config/score/score7.c (score7_rtx_costs): Update.
6906 * config/score/score3.h (score3_rtx_costs):Update.
6907 * config/score/score7.h (score7_rtx_costs): Update.
6908 * config/score/score.c (score_rtx_costs): Update.
6909 * config/arm/arm.c (arm_address_cost): Update.
6910 (arm_rtx_costs_1): Update.
6911 (arm_rtx_costs_1): Update.
6912 (arm_size_rtx_costs): Update.
6913 (arm_size_rtx_costs): Update.
6914 (arm_size_rtx_costs): Update.
6915 (arm_xscale_rtx_costs): Update.
6916 (arm_thumb_address_cost): Update.
6917 * config/pa/pa.c (hppa_address_cost): Update.
6918 * config/mips/mips.c (mips_rtx_costs): Update.
6919 * config/vax/vax.c (vax_address_cost): Update.
6920 * config/h8300/h8300.c (h8300_shift_costs): Update.
6921 (h8300_rtx_costs): Update.
6922 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6923 (v850_rtx_costs): Update.
6924 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6925 * config/bfin/bfin.c
6926 (bfin_address_cost): Update.
6927 (bfin_rtx_costs): Update.
6928 * stmt.c (lshift_cheap_p): Update.
6930 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6933 * expmed.c (extract_bit_field_1): Check the mode size to make
6934 sure the vector modes have the same size.
6936 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6938 * dojump.c (top level): Include basic-block.h to declare
6939 optimize_insn_for_speed_p
6941 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6943 * opts.h (CL_SAVE): New option class for marking options that are
6944 target specific options usable in the target attribute.
6945 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6947 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6948 can easily find the target specific options that are safe to use
6949 in the attribute or pragma.
6951 * attribs.c (decl_attributes): Change #pragma GCC option to
6952 #pragma GCC target, and attribute((option(...))) to
6953 attribute((target(...))).
6955 * doc/extend.texi (target attribute): Change from option
6956 attribute. Delete push/pop/reset.
6957 (#pragma GCC target): Change from #pragma GCC option. Delete
6959 (#pragma GCC push_options): Document new pragma.
6960 (#pragma GCC pop_options): Document new pragma.
6961 (#pragma GCC reset_options): Document new pragma.
6963 * targhooks.c (default_target_option_valid_attribute_p): Add
6964 warning about port not supporting target attributes.
6965 (default_target_option_pragma_parse): New function, warn about
6966 #pragma GCC target not being supported.
6968 * targhooks.h (default_target_option_pragma_parse): Add
6971 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6972 TI_CURRENT_OPTION_PRAGMA.
6973 (current_target_pragma): Rename from current_option_pragma.
6975 * target.h: (struct target_option): Delete booleans for changing
6976 the optimization level on hot/cold functions. Change signature of
6977 pragma_parse hook to take a second tree.
6979 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6981 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6982 that the declaration is done at global scope.
6984 * langhooks.c (add_builtin_function_common): Move most of the code
6985 from add_builtin_function here, calling the hook passed in.
6986 (add_builtin_function): Call add_builtin_function_common with
6987 standard builtin hook.
6988 (add_builtin_function_ext_scope): New function to add builtins to
6991 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6993 (add_builtin_function_ext_scope): Add declaration.
6995 * c-pragma.c (handle_pragma_target): Rename from
6996 handle_pragma_option, #pragma GCC option is now #pragma GCC
6997 target. Move warning about port not supporting target options to
6998 default pragma parse hook. Remove push/pop/reset from this
7000 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7001 (option_stack): Delete static variable.
7002 (optimize_stack): Ditto.
7003 (optons_stack): New stack of saved target and optimization
7005 (handle_pragma_push_options): New function to handle pushing both
7006 target and optimization options.
7007 (handle_pragma_pop_options): New function to handle popping both
7008 target and optimization options.
7009 (handle_pragma_reset_options): New function to handle resetting
7010 both target and optimization options to their initial state.
7011 (init_pragma): Rename handle_pragma_option to
7012 handle_pragma_target. Add support for push_options, pop_options,
7013 and reset_options pragmas.
7015 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7016 default_target_option_pragma_parse.
7017 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7018 default_target_option_valid_attribute_p.
7019 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7020 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7021 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7022 optimization level on hot/cold functions.
7024 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7025 if the caller and callee have different optimization levels.
7027 * c-common.c (handle_target_attribute): Rename from
7028 handle_option_attribute, attribute((option(...))) is now
7029 attribute((target(...))). Move warning if the port does not
7030 support target attributes to the default hook.
7031 (handle_hot_attribute): Delete code to change the optimization
7032 level of hot functions.
7033 (handle_cold_attribute): Ditto.
7035 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7036 argument that is the binary tree options to use if there are no
7037 arguments. Call ix86_valid_target_attribute_tree instead of
7038 ix86_valid_option_attribute_tree.
7039 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7040 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7041 ix86_pragma_option_parse.
7043 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7044 Rename from ix86_valid_option_attribute_tree.
7046 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7047 new builtins when the ISA changes.
7048 (ix86_valid_target_attribute_tree): Rename from
7049 ix86_valid_option_attribute_tree. Change callers. If the
7050 function specified optimization options, use those as the starting
7051 point before setting up the target attributes. If the
7052 optimization options were changed in the course of setting the
7053 target attributes, record the new optimization options.
7054 (ix86_valid_target_attribute_tree_inner_p): Rename from
7055 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7056 ix86_add_new_builtins if the ISA changed.
7057 (ix86_valid_target_attribute_p): Rename from
7058 ix86_valid_option_attribute_p. Change callers.
7059 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7060 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7061 as delayed builtin functions.
7062 (struct builtin_isa): New structure to record builtin functions
7063 that should be delayed until the ISA for that function is used.
7064 (ix86_builtins_isa): Change from int to struct to track builtin
7065 functions we want to declare at some point.
7066 (def_builtin): If the front end can delay defining the builtin
7067 functions, don't create builtins for ISAs not part of the default
7069 (def_builtin_const): Ditto.
7070 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7071 __builtin_ia32_pcmov_v2di to be different builtin functions.
7072 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7073 a structure instead of an int.
7074 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7075 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7076 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7077 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7079 * config/ia64/ia64.h
7080 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7081 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7083 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7084 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7085 (LANG_HOOKS_INITIALIZER): Add
7086 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7088 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7091 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7092 the reload address with the index register for SFmode
7093 access with a displacement.
7095 2008-08-30 Jan Hubicka <jh@suse.cz>
7097 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7098 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7099 * dojump.c (do_jump): Likewise.
7100 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7101 (note-if_info): Add BRANCH_COST.
7102 (noce_try_store_flag_constants, noce_try_addcc,
7103 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7104 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7105 find_if_case_2): Use computed branch cost.
7106 * expr.h (BRANCH_COST): Update default.
7107 * predict.c (predictable_edge_p): New function.
7108 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7109 Update BRANCH_COST call.
7110 * basic-block.h (predictable_edge_p): Declare.
7111 * config/alpha/alpha.h (BRANCH_COST): Update.
7112 * config/frv/frv.h (BRANCH_COST): Update.
7113 * config/s390/s390.h (BRANCH_COST): Update.
7114 * config/spu/spu.h (BRANCH_COST): Update.
7115 * config/sparc/sparc.h (BRANCH_COST): Update.
7116 * config/m32r/m32r.h (BRANCH_COST): Update.
7117 * config/i386/i386.h (BRANCH_COST): Update.
7118 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7120 * config/sh/sh.h (BRANCH_COST): Update.
7121 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7122 * config/avr/avr.h (BRANCH_COST): Update.
7123 * config/crx/crx.h (BRANCH_COST): Update.
7124 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7125 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7126 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7127 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7128 * config/ia64/ia64.h (BRANCH_COST): Update.
7129 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7130 * config/arc/arc.h (BRANCH_COST): Update.
7131 * config/score/score.h (BRANCH_COST): Update.
7132 * config/arm/arm.h (BRANCH_COST): Update.
7133 * config/pa/pa.h (BRANCH_COST): Update.
7134 * config/mips/mips.h (BRANCH_COST): Update.
7135 * config/vax/vax.h (BRANCH_COST): Update.
7136 * config/h8300/h8300.h (BRANCH_COST): Update.
7137 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7138 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7139 * doc/tm.texi (BRANCH_COST): Update.
7141 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7144 * config/arm/arm.c (arm_optimization_options): Set
7145 flag_section_anchors to 2 instead of 1 to distinguish it from
7146 -fsection-anchors given explicitely on the command line.
7148 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7150 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7151 final insn of a split.
7153 2008-08-30 Jan Hubicka <jh@suse.cz>
7155 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7156 optimized for speed.
7157 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7158 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7159 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7160 flag_gcse_after_reload_set): New static vars.
7161 (common_handle_option): Enable those flags for profile-use.
7162 (decode_options): Remove optimize_size flags that are handled
7163 on higher granuality.
7164 * tree-vectorizer.c (vectorize_loops): Use
7165 optimize_loop_nest_for_speed_p.
7166 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7167 * tree-predcom.c (tree_predictive_commoning): Use
7168 optimize_loop_for_speed_p.
7169 * varasm.c (assemble_start_function): Use
7170 optimize_function_for_speed_p.
7171 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7172 * predict.c (optimize_loop_for_speed_p): Fix walk.
7174 2008-08-30 Jan Hubicka <jh@suse.cz>
7176 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7178 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7179 profile presence locally.
7181 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7184 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7185 versions before 4.0.
7187 2008-08-29 Jan Hubicka <jh@suse.cz>
7189 * tree-inline.c (insert_init_stmt): Insert sequence even when
7192 2008-08-29 Jeff Law <law@redhat.com>
7194 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7195 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7196 location and class is an FP register.
7198 2008-08-29 Jan Hubicka <jh@suse.cz>
7200 * see.c (see_merge_one_def_extension): Silence used uninitialized
7202 * matrix-reorg.c (check_allocation_function): Likewise.
7203 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7205 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7208 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7209 compute new & and | in type rather than TREE_TYPE (arg0).
7211 * dwarf2out.c (fortran_common): Update comment.
7212 (gen_variable_die): Swap com_die and var_die variables in Fortran
7213 COMMON block handling code.
7215 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7217 * dwarf2out.c (gen_const_die): New function.
7218 (size_of_die, value_format, output_die): Output larger
7219 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7220 (native_encode_initializer): New function.
7221 (tree_add_const_value_attribute): Call it.
7222 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7224 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7225 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7226 TREE_THIS_VOLATILE to add_type_attribute.
7228 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7230 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7233 * dwarf2out.c (loc_by_reference): New function.
7234 (add_location_or_const_value_attribute): Use it.
7237 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7238 as DW_TAG_variable children of DW_TAG_common_block rather than
7239 DW_TAG_member children. Put DW_AT_external to individual
7240 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7242 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7243 loc_descriptor_from_tree_1.
7247 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7248 arguments to imported_module_or_decl.
7249 (debug_nothing_tree_tree): Removed.
7250 (debug_nothing_tree_tree_tree_bool): New prototype.
7251 * debug.c (do_nothing_debug_hooks): Adjust.
7252 (debug_nothing_tree_tree): Removed.
7253 (debug_nothing_tree_tree_tree_bool): New function.
7254 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7255 (gen_variable_die): Put all common vars for the
7256 same COMMON block under one DW_TAG_common_block.
7257 (declare_in_namespace): Return new context_die, for Fortran
7258 return the module DIE instead of adding extra declarations into
7260 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7261 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7262 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7264 (dwarf2out_global_decl): Don't skip Fortran global vars.
7265 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7266 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7267 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7268 DW_TAG_imported_declaration as child of previous
7269 DW_TAG_imported_module.
7270 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7271 * sdbout.c (sdb_debug_hooks): Likewise.
7272 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7274 2008-08-29 Jan Hubicka <jh@suse.cz>
7276 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7278 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7279 * ipa-cp.c (n_cloning_candidates): New static variable.
7280 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7281 (ipcp_print_all_lattices): Improve debug output.
7282 (ipcp_cloning_candidate_p): New function.
7283 (ipcp_initialize_node_lattices): Use it.
7284 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7285 (ipcp_propagate_stage): Prettier debug output.
7286 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7287 (ipcp_print_all_structures): Remove.
7288 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7289 (ipcp_insert_stage): Prettier debug output; call
7290 cgraph_remove_unreachable_nodes before propagating.
7291 (pass_ipa_cp): Schedule function removal pass.
7292 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7294 (cgraph_maybe_hot_edge_p): Move to ...
7295 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7296 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7297 (common_handle_option): Set them; enable ipa-cp when profiling.
7298 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7299 (ipa_print_all_jump_functions): Likewise.
7300 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7301 (ipa_print_node_params, ipa_print_all_params): New.
7302 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7303 ipa_print_all_param_flags): Remove.
7304 (ipa_print_node_params, ipa_print_all_params): New.
7306 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7308 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7309 change from 2008-04-03.
7310 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7312 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7315 * ira-color.c (push_allocnos_to_stack): Truncate
7316 removed_splay_allocno_vec.
7318 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7321 * ira-color (ira_fast_allocation): Don't assign hard registers to
7324 2008-08-29 Jan Hubicka <jh@suse.cz>
7327 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7328 for cold internal loops.
7330 2008-08-29 Richard Guenther <rguenther@suse.de>
7332 * tree-ssa-structalias.c (create_variable_info_for): Do not
7333 create fields for heap vars or vars with a noalias state.
7334 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7337 2008-08-29 Richard Guenther <rguenther@suse.de>
7339 * common.opt (ftree-store-ccp): Mark as preserved for
7340 backward compatibility.
7341 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7342 * tree-pass.h (pass_store_ccp): Remove.
7343 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7344 (first_vdef): Remove declaration.
7345 (get_value_loaded_by): Likewise.
7346 * tree-ssa-ccp.c (do_store_ccp): Remove.
7347 (get_default_value): Simplify as do_store_ccp is always false
7348 now. Do not initialize mem_ref.
7349 (set_value_varying): Likewise.
7350 (canonicalize_float_value): Likewise.
7351 (set_lattice_value): Likewise.
7352 (likely_value): Likewise.
7353 (surely_varying_stmt_p): Likewise.
7354 (ccp_initialize): Likewise.
7355 (ccp_lattice_meet): Likewise.
7356 (ccp_visit_phi_node): Likewise.
7357 (ccp_fold): Likewise.
7358 (evaluate_stmt): Likewise.
7359 (visit_assignment): Likewise.
7360 (ccp_visit_stmt): Likewise.
7361 (execute_ssa_ccp): Fold into ...
7362 (do_ssa_ccp): ... this.
7363 (do_ssa_store_ccp): Remove.
7364 (gate_store_ccp): Likewise.
7365 (pass_store_ccp): Likewise.
7366 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7368 * tree-ssa-propagate.c (first_vdef): Remove.
7369 (get_value_loaded_by): Likewise.
7370 (replace_vuses_in): Likewise.
7371 (substitute_and_fold): Do not call replace_vuses_in.
7372 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7374 2008-08-29 Richard Guenther <rguenther@suse.de>
7377 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7378 PARAM_NOALIAS tags with is_heapvar.
7379 * tree-ssa-operands.c (access_can_touch_variable): Offset
7380 based tests do not apply for heapvars. Fix offset test.
7382 2008-08-29 Jan Hubicka <jh@suse.cz>
7384 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7385 (-fipa-cp-clone): Enabled by default at -O3.
7386 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7387 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7389 2008-08-29 Jan Hubicka <jh@suse.cz>
7391 * tree.c (build_function_type_skip_args,
7392 build_function_decl_skip_args): New functions.
7393 * tree.h (build_function_type_skip_args,
7394 build_function_decl_skip_args): Declare.
7395 * gimple.c (giple_copy_call_skip_args): New function.
7396 (giple_copy_call_skip_args): Declare.
7398 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7399 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7400 (ipcp_node_modifiable_p): ... this one; use
7401 tree_versionable_function_p.
7402 (ipcp_create_replace_map): Improve debug output.
7403 (ipcp_need_redirect_p): Return false when not clonning.
7404 (ipcp_update_callgraph): Skip args.
7405 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7407 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7408 (save_inline_function_body): Update call of tree_function_versioning.
7409 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7410 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7412 (tree_function_versioning): Likewise.
7413 * tree-inline.h (tree_function_versioning): Update prototype.
7415 2008-08-29 Jan Hubicka <jh@suse.cz>
7417 * loop-unswitch.c (unswitch_single_loop): Use
7418 optimize_loop_for_speed_p.
7419 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7420 Use optimize_function_for_size_p.
7421 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7422 * postreload-gcse.c (eliminate_partially_redundant_load):
7423 Use optimize_bb_for_size_p.
7424 * value-prof.c (gimple_divmod_fixed_value_transform,
7425 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7426 gimple_stringops_transform): Use optimize_bb_for_size_p.
7427 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7428 * final.c (compute_alignments): Use optimize_function_for_size_p.
7429 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7430 (fold_builtin_strcpy, fold_builtin_fputs): Use
7431 optimize_function_for_size_p.
7432 * fold-const.c (tree_swap_operands_p): Use
7433 optimize_function_for_size_p.
7434 * recog.c (relax_delay_slots): Likewise.
7435 * tree-ssa-math-opts.c (replace_reciprocal):
7436 Use optimize_bb_for_speed_p.
7437 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7438 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7439 optimize_function_for_size_p.
7440 (cgraph_decide_inlining_of_small_function): Use
7441 optimize_function_for_size_p.
7442 * global.c (find_reg): Use optimize_function_for_size_p.
7443 * opts.c (decode_options): Do not clear flag_tree_ch,
7444 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7445 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7446 work it out from profile.
7447 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7448 optimize_loop_for_speed_p.
7449 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7451 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7452 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7453 * tree-eh.c (decide_copy_try_finally): Use
7454 optimize_function_for_size_p.
7455 * local-alloc.c (block_alloc): Pass BB pointer.
7456 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7457 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7458 * loop-unroll.c (decide_unrolling_and_peeling):
7459 Use optimize_loop_for_size_p.
7460 (decide_peel_completely): Likewise.
7461 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7462 optimize_loop_for_size_p.
7463 (vect_enhance_data_refs_alignment): Likewise.
7464 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7465 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7467 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7468 (try_crossjump_bb): Use optimize_bb_for_size_p.
7469 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7470 optimize_loop_for_speed_p.
7471 * bb-reorder.c (find_traces_1_round): Likewise.
7472 (copy_bb): Use optimize_bb_for_speed_p.
7473 (duplicate_computed_gotos): Likewise.
7474 * basic-block.h (optimize_loop_nest_for_size_p,
7475 optimize_loop_nest_for_speed_p): New.
7476 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7478 2008-08-29 Tristan Gingold <gingold@adacore.com>
7480 * gcov.c (main): Call expandargv.
7482 2008-08-29 Jan Hubicka <jh@suse.cz>
7484 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7486 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7488 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7489 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7491 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7493 2008-08-29 Jan Hubicka <jh@suse.cz>
7495 * tree-pass.h (pass_strip_predict_hints): Declare.
7496 * predict.c (strip_builtin_expect): Rename to ...
7497 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7498 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7499 (tree_estimate_probability): Do not strip builtin_expect.
7500 (pass_strip_predict_hints): New pass.
7501 * tree-inline.c (expand_call_inline): When inlining cold function,
7502 predict it as unlikely.
7503 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7505 2008-08-29 Richard Guenther <rguenther@suse.de>
7507 PR tree-optimization/37207
7508 * tree-vrp.c (extract_range_from_binary_expr): Also try
7509 to constant fold if only one of the operands is a constant.
7511 2008-08-29 Nick Clifton <nickc@redhat.com>
7513 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7514 the same way as SYMBOL_REFs.
7516 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7518 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7520 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7522 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7523 * config/mips/mips.md (branch_likely): Remove const. Fix
7525 (define_delay for type "branch"): Change to only apply for branch
7526 with likely variant.
7527 (define_delay for type "branch" and "branch_likely" no). New delay
7529 (equality_op): New code iterator.
7530 (bbv, bbinv): New code attributes.
7531 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7534 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7535 Andrew Pinski <pinskia@gcc.gnu.org>
7538 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7540 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7542 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7543 rule that a symbolic constant must be defined and >= 0 for the
7544 corresponding facility to be present at compile-time.
7545 * gthr-posix.c: Likewise.
7547 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7549 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7550 * config/mips/mips.md (D): New mode attribute.
7551 (mulsi3, muldi3): Merge it into ...
7552 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7553 (muldi3_mul3): New pattern.
7554 (mulsi3_mult3): Rename to mulsi3_mul3.
7556 2008-08-28 Jan Hubicka <jh@suse.cz>
7558 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7560 * predict.c (always_optimize_for_size_p): Rename to ...
7561 (optimize_function_for_size): ... this one; make extern.
7562 (optimize_function_for_speed_p): New.
7563 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7564 optimize_edge_for_size_p,optimize_edge_for_size_p,
7565 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7566 * basic-block.h (optimize_function_for_size_p,
7567 optimize_function_for_speed_p): Declare.
7568 * i386.md (optimize_size checks): Replace them by appropriate
7570 (standard_80387_constant_p, ix86_compute_frame_layout,
7571 ix86_expand_epilogue, ix86_decompose_address,
7572 print_operand, emit_i387_cw_initialization,
7573 inline_memory_move_cost, ix86_pad_returns,
7574 ix86_reorg): Replace optimize_size checks.
7576 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7578 * rtl.h (simplify_subreg_regno): Declare.
7579 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7580 * simplify-rtx.c (simplify_subreg): ...here.
7581 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7582 subreg_offset_representable_p.
7584 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7587 * c-typeck.c (convert_for_assignment): Give a note describing what
7588 was passed and what was expected.
7590 2008-08-28 Joey Ye <joey.ye@intel.com>
7592 * doc/extend.texi: Document AVX built-in functions.
7593 * doc/invoke.texi: Document -mavx.
7595 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7596 Joey Ye <joey.ye@intel.com>
7597 Xuepeng Guo <xuepeng.guo@intel.com>
7599 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7601 * config/i386/cpuid.h (bit_FMA): New.
7602 (bit_XSAVE): Likewise.
7603 (bit_OSXSAVE): Likewise.
7604 (bit_AVX): Likewise.
7606 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7607 define. Use ASM_OUTPUT_AVX_PREFIX.
7609 * config/i386/gmmintrin.h: New.
7611 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7612 (OPTION_MASK_ISA_AVX_SET): New.
7613 (OPTION_MASK_ISA_FMA_SET): Likewise.
7614 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7615 (OPTION_MASK_ISA_FMA_SET): Likewise.
7616 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7617 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7618 (pta_flags): Add PTA_AVX and PTA_FMA.
7619 (override_options): Handle PTA_AVX and PTA_FMA.
7620 (init_cumulative_args): Handle warn_avx.
7621 (classify_argument): Return 0 for COImode and OImode. Return
7622 1 and X86_64_AVX_CLASS for 256bit vector types.
7623 (examine_argument): Handle X86_64_AVX_CLASS.
7624 (construct_container): Likewise.
7625 (function_arg_advance_32): Pass OImode and 256bit vector types
7627 (function_arg_advance_64): Take a new argument to indicate if a
7628 parameter is named. Handle 256bit vector types. Return
7629 immediately for unnamed 256bit vector mode parameters.
7630 (function_arg_advance): Updated.
7631 (function_arg_32): Add comments for TImode. Handle OImode
7632 and 256bit vector types.
7633 (function_arg_64): Take a new argument to indicate if a
7634 parameter is named. Handle 256bit vector types. Return NULL
7635 for unnamed 256bit vector mode parameters.
7636 (function_arg): Updated.
7637 (setup_incoming_varargs_64): Support
7638 AVX encoding for *sse_prologue_save_insn.
7639 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7640 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7641 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7642 enabled, otherwise return -3.
7643 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7645 (print_reg): Support AVX registers. Handle 'x' and 't'.
7646 Handle 'd' to duplicate the operand.
7647 (print_operand): Likewise. Also support AVX vector compare
7649 (output_387_binary_op): Support AVX.
7650 (output_fp_compare): Likewise.
7651 (ix86_expand_vector_move_misalign): Likewise.
7652 (ix86_attr_length_vex_default): New.
7653 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7654 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7655 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7656 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7657 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7658 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7659 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7660 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7661 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7662 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7663 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7664 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7665 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7666 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7667 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7668 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7669 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7670 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7671 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7672 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7673 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7674 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7675 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7676 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7677 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7678 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7679 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7680 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7681 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7682 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7683 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7684 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7685 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7686 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7687 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7688 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7689 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7690 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7691 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7692 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7693 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7694 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7695 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7696 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7697 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7698 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7699 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7700 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7701 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7702 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7703 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7704 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7705 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7706 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7707 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7708 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7709 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7710 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7711 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7712 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7713 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7714 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7715 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7716 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7717 and IX86_BUILTIN_MOVMSKPS256,
7718 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7719 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7720 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7721 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7722 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7723 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7724 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7725 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7726 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7727 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7728 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7729 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7730 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7731 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7732 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7733 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7734 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7735 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7736 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7737 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7738 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7739 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7740 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7741 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7742 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7743 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7744 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7745 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7746 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7747 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7748 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7749 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7750 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7751 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7752 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7753 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7754 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7755 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7756 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7757 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7758 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7759 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7760 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7761 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7762 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7763 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7764 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7765 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7766 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7767 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7768 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7769 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7770 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7771 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7772 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7773 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7774 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7775 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7777 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7778 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7779 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7780 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7781 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7782 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7783 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7784 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7785 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7786 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7787 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7788 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7789 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7790 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7791 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7792 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7793 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7794 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7795 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7796 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7797 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7798 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7799 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7800 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7801 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7802 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7803 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7804 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7805 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7806 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7807 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7808 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7809 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7810 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7811 IX86_BUILTIN_MOVMSKPS256.
7812 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7813 (ix86_expand_args_builtin): Likewise.
7814 (ix86_expand_special_args_builtin): Likewise.
7815 (ix86_hard_regno_mode_ok): Handle AVX modes.
7816 (ix86_expand_vector_init_duplicate): Likewise.
7817 (ix86_expand_vector_init_one_nonzero): Likewise.
7818 (ix86_expand_vector_init_one_var): Likewise.
7819 (ix86_expand_vector_init_concat): Likewise.
7820 (ix86_expand_vector_init_general): Likewise.
7821 (ix86_expand_vector_set): Likewise.
7822 (ix86_vector_mode_supported_p): Likewise.
7823 (x86_extended_reg_mentioned_p): Check INSN_P before using
7826 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7827 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7829 * config/i386/i386.h (TARGET_AVX): New.
7830 (TARGET_FMA): Likewise.
7831 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7832 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7833 (VALID_AVX256_REG_MODE): New.
7834 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7835 (AVX_FLOAT_MODE_P): Likewise.
7836 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7837 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7838 (AVX_VEC_FLOAT_MODE_P): Likewise.
7839 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7840 (ASM_OUTPUT_OPCODE): Likewise.
7841 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7843 (SSE_REG_MODE_P): Allow 256bit vector modes.
7844 (ix86_args): Add a warn_avx field.
7846 * config/i386/i386.md (UNSPEC_PCMP): New.
7847 (UNSPEC_VPERMIL): Likewise.
7848 (UNSPEC_VPERMIL2): Likewise.
7849 (UNSPEC_VPERMIL2F128): Likewise.
7850 (UNSPEC_MASKLOAD): Likewise.
7851 (UNSPEC_MASKSTORE): Likewise.
7852 (UNSPEC_CAST): Likewise.
7853 (UNSPEC_VTESTP): Likewise.
7854 (UNSPECV_VZEROALL): Likewise.
7855 (UNSPECV_VZEROUPPER): Likewise.
7856 (XMM0_REG): Likewise.
7857 (XMM1_REG): Likewise.
7858 (XMM2_REG): Likewise.
7859 (XMM3_REG): Likewise.
7860 (XMM4_REG): Likewise.
7861 (XMM5_REG): Likewise.
7862 (XMM6_REG): Likewise.
7863 (XMM8_REG): Likewise.
7864 (XMM9_REG): Likewise.
7865 (XMM10_REG): Likewise.
7866 (XMM11_REG): Likewise.
7867 (XMM12_REG): Likewise.
7868 (XMM13_REG): Likewise.
7869 (XMM14_REG): Likewise.
7870 (XMM15_REG): Likewise.
7872 (prefix_vex_imm8): Likewise.
7873 (prefix_vex_w): Likewise.
7874 (length_vex): Likewise.
7877 (*avx_ashlti3): Likewise.
7878 (*avx_lshrti3): Likewise.
7879 (*avx_setcc<mode>): Likewise.
7880 (*fop_<mode>_comm_mixed_avx): Likewise.
7881 (*fop_<mode>_comm_avx): Likewise.
7882 (*fop_<mode>_1_mixed_avx): Likewise.
7883 (*fop_<mode>_1_avx): Likewise.
7884 (*avx_<code><mode>3): Likewise.
7885 (*avx_ieee_smin<mode>3): Likewise.
7886 (*avx_ieee_smax<mode>3): Likewise.
7887 (mode): Add OI, V8SF and V4DF.
7888 (length): Support VEX prefix.
7889 (*cmpfp_i_mixed): Set prefix attribute.
7890 (*cmpfp_i_sse): Likewise.
7891 (*cmpfp_iu_mixed): Likewise.
7892 (*cmpfp_iu_sse): Likewise.
7893 (*movsi_1): Support AVX.
7894 (*movdi_2): Likewise.
7895 (*movdi_1_rex64): Likewise.
7896 (*movti_internal): Likewise.
7897 (*movti_rex64): Likewise.
7898 (*movsf_1): Likewise.
7899 (*movdf_nointeger): Likewise.
7900 (*movdf_integer_rex64): Likewise.
7901 (*movtf_internal): Likewise.
7902 (zero_extendsidi2_32): Likewise.
7903 (zero_extendsidi2_rex64): Likewise.
7904 (*extendsfdf2_mixed): Likewise.
7905 (*extendsfdf2_sse): Likewise.
7906 (*truncdfsf_fast_mixed): Likewise.
7907 (*truncdfsf_fast_sse): Likewise.
7908 (*truncdfsf_mixed): Likewise.
7909 (fix_trunc<mode>di_sse): Likewise.
7910 (fix_trunc<mode>si_sse): Likewise.
7911 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7912 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7913 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7914 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7915 (*rcpsf2_sse): Likewise.
7916 (*rsqrtsf2_sse): Likewise.
7917 (*sqrt<mode>2_sse): Likewise.
7918 (sse4_1_round<mode>2): Likewise.
7919 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7920 Support AVX. Set length attribute properly for AVX.
7922 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7923 (VECTOR_MODES (FLOAT, 32)): Likewise.
7924 (VECTOR_MODE (INT, DI, 8)): Likewise.
7925 (VECTOR_MODE (INT, HI, 32)): Likewise.
7926 (VECTOR_MODE (INT, QI, 64)): Likewise.
7927 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7928 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7929 (VECTOR_MODE (INT, DI, 4)): Removed.
7930 (VECTOR_MODE (INT, SI, 8)): Likewise.
7931 (VECTOR_MODE (INT, HI, 16)): Likewise.
7932 (VECTOR_MODE (INT, QI, 32)): Likewise.
7933 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7934 (INT_MODE (OI, 32)): Likewise.
7936 * config/i386/i386.opt (mavx): New.
7939 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7941 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7942 (*mov<mode>_internal_avx): New.
7943 (*movv2sf_internal_rex64_avx): Likewise.
7944 (*movv2sf_internal_avx): Likewise.
7946 * config/i386/predicates.md (const_4_to_5_operand): New.
7947 (const_6_to_7_operand): Likewise.
7948 (const_8_to_11_operand): Likewise.
7949 (const_12_to_15_operand): Likewise.
7950 (avx_comparison_float_operator): Likewise.
7952 * config/i386/sse.md (AVX256MODEI): New.
7953 (AVX256MODE): Likewise.
7954 (AVXMODEQI): Likewise.
7955 (AVXMODE): Likewise.
7956 (AVX256MODEF2P): Likewise.
7957 (AVX256MODE2P): Likewise.
7958 (AVX256MODE4P): Likewise.
7959 (AVX256MODE8P): Likewise.
7960 (AVXMODEF2P): Likewise.
7961 (AVXMODEF4P): Likewise.
7962 (AVXMODEDCVTDQ2PS): Likewise.
7963 (AVXMODEDCVTPS2DQ): Likewise.
7964 (avxvecmode): Likewise.
7965 (avxvecpsmode): Likewise.
7966 (avxhalfvecmode): Likewise.
7967 (avxscalarmode): Likewise.
7968 (avxcvtvecmode): Likewise.
7969 (avxpermvecmode): Likewise.
7970 (avxmodesuffixf2c): Likewise.
7971 (avxmodesuffixp): Likewise.
7972 (avxmodesuffixs): Likewise.
7973 (avxmodesuffix): Likewise.
7974 (vpermilbits): Likewise.
7975 (pinsrbits): Likewise.
7976 (mov<mode>): Likewise.
7977 (*mov<mode>_internal): Likewise.
7978 (push<mode>1): Likewise.
7979 (movmisalign<mode>): Likewise.
7980 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7981 (avx_movdqu<avxmodesuffix>): Likewise.
7982 (avx_lddqu<avxmodesuffix>): Likewise.
7983 (<plusminus_insn><mode>3): Likewise.
7984 (*avx_<plusminus_insn><mode>3): Likewise.
7985 (*avx_vm<plusminus_insn><mode>3): Likewise.
7986 (mul<mode>3): Likewise.
7987 (*avx_mul<mode>3): Likewise.
7988 (*avx_vmmul<mode>3): Likewise.
7989 (divv8sf3): Likewise.
7990 (divv4df3): Likewise.
7991 (avx_div<mode>3): Likewise.
7992 (*avx_div<mode>3): Likewise.
7993 (*avx_vmdiv<mode>3): Likewise.
7994 (avx_rcpv8sf2): Likewise.
7995 (*avx_vmrcpv4sf2): Likewise.
7996 (sqrtv8sf2): Likewise.
7997 (avx_sqrtv8sf2): Likewise.
7998 (*avx_vmsqrt<mode>2): Likewise.
7999 (rsqrtv8sf2): Likewise.
8000 (avx_rsqrtv8sf2): Likewise.
8001 (*avx_vmrsqrtv4sf2): Likewise.
8002 (<code><mode>3): Likewise.
8003 (*avx_<code><mode>3_finite): Likewise.
8004 (*avx_<code><mode>3): Likewise.
8005 (*avx_vm<code><mode>3): Likewise.
8006 (*avx_ieee_smin<mode>3): Likewise.
8007 (*avx_ieee_smax<mode>3): Likewise.
8008 (avx_addsubv8sf3): Likewise.
8009 (avx_addsubv4df3): Likewise.
8010 (*avx_addsubv4sf3): Likewise.
8011 (*avx_addsubv2df3): Likewise.
8012 (avx_h<plusminus_insn>v4df3): Likewise.
8013 (avx_h<plusminus_insn>v8sf3): Likewise.
8014 (*avx_h<plusminus_insn>v4sf3): Likewise.
8015 (*avx_h<plusminus_insn>v2df3): Likewise.
8016 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8017 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8018 (*avx_maskcmp<mode>3): Likewise.
8019 (avx_nand<mode>3): Likewise.
8020 (*avx_<code><mode>3): Likewise.
8021 (*avx_nand<mode>3): Likewise.
8022 (*avx_<code><mode>3): Likewise.
8023 (*avx_cvtsi2ss): Likewise.
8024 (*avx_cvtsi2ssq): Likewise.
8025 (*avx_cvtsi2sd): Likewise.
8026 (*avx_cvtsi2sdq): Likewise.
8027 (*avx_cvtsd2ss): Likewise.
8028 (avx_cvtss2sd): Likewise.
8029 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8030 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8031 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8032 (*avx_cvtsi2sd): Likewise.
8033 (*avx_cvtsi2sdq): Likewise.
8034 (avx_cvtdq2pd256): Likewise.
8035 (avx_cvtpd2dq256): Likewise.
8036 (avx_cvttpd2dq256): Likewise.
8037 (*avx_cvtsd2ss): Likewise.
8038 (*avx_cvtss2sd): Likewise.
8039 (avx_cvtpd2ps256): Likewise.
8040 (avx_cvtps2pd256): Likewise.
8041 (*avx_movhlps): Likewise.
8042 (*avx_movlhps): Likewise.
8043 (avx_unpckhps256): Likewise.
8044 (*avx_unpckhps): Likewise.
8045 (avx_unpcklps256): Likewise.
8046 (*avx_unpcklps): Likewise.
8047 (avx_movshdup256): Likewise.
8048 (avx_movsldup256): Likewise.
8049 (avx_shufps256): Likewise.
8050 (avx_shufps256_1): Likewise.
8051 (*avx_shufps_<mode>): Likewise.
8052 (*avx_loadhps): Likewise.
8053 (*avx_storelps): Likewise.
8054 (*avx_loadlps): Likewise.
8055 (*avx_movss): Likewise.
8056 (*vec_dupv4sf_avx): Likewise.
8057 (*vec_concatv2sf_avx): Likewise.
8058 (*vec_concatv4sf_avx): Likewise.
8059 (*vec_setv4sf_0_avx): Likewise.
8060 (*vec_setv4sf_avx): Likewise.
8061 (*avx_insertps): Likewise.
8062 (avx_vextractf128<mode>): Likewise.
8063 (vec_extract_lo_<mode>): Likewise.
8064 (vec_extract_hi_<mode>): Likewise.
8065 (vec_extract_lo_<mode>): Likewise.
8066 (vec_extract_hi_<mode>): Likewise.
8067 (vec_extract_lo_v16hi): Likewise.
8068 (vec_extract_hi_v16hi): Likewise.
8069 (vec_extract_lo_v32qi): Likewise.
8070 (vec_extract_hi_v32qi): Likewise.
8071 (avx_unpckhpd256): Likewise.
8072 (*avx_unpckhpd): Likewise.
8073 (avx_movddup256): Likewise.
8074 (*avx_movddup): Likewise.
8075 (avx_unpcklpd256): Likewise.
8076 (*avx_unpcklpd): Likewise.
8077 (avx_shufpd256): Likewise.
8078 (avx_shufpd256_1): Likewise.
8079 (*avx_punpckhqdq): Likewise.
8080 (*avx_punpcklqdq): Likewise.
8081 (*avx_shufpd_<mode>): Likewise.
8082 (*avx_storehpd): Likewise.
8083 (*avx_loadhpd): Likewise.
8084 (*avx_loadlpd): Likewise.
8085 (*avx_movsd): Likewise.
8086 (*vec_concatv2df_avx): Likewise.
8087 (*avx_<plusminus_insn><mode>3): Likewise.
8088 (*avx_<plusminus_insn><mode>3): Likewise.
8089 (*avx_mulv8hi3): Likewise.
8090 (*avxv8hi3_highpart): Likewise.
8091 (*avx_umulv8hi3_highpart): Likewise.
8092 (*avx_umulv2siv2di3): Likewise.
8093 (*avx_mulv2siv2di3): Likewise.
8094 (*avx_pmaddwd): Likewise.
8095 (*avx_mulv4si3): Likewise.
8096 (*avx_ashr<mode>3): Likewise.
8097 (*avx_lshr<mode>3): Likewise.
8098 (*avx_ashl<mode>3): Likewise.
8099 (*avx_<code><mode>3): Likewise.
8100 (*avx_eq<mode>3): Likewise.
8101 (*avx_gt<mode>3): Likewise.
8102 (*avx_nand<mode>3): Likewise.
8103 (*avx_nand<mode>3): Likewise.
8104 (*avx_<code><mode>3): Likewise.
8105 (*avx_<code><mode>3): Likewise.
8106 (*avx_packsswb): Likewise.
8107 (*avx_packssdw): Likewise.
8108 (*avx_packuswb): Likewise.
8109 (*avx_punpckhbw): Likewise.
8110 (*avx_punpcklbw): Likewise.
8111 (*avx_punpckhwd): Likewise.
8112 (*avx_punpcklwd): Likewise.
8113 (*avx_punpckhdq): Likewise.
8114 (*avx_punpckldq): Likewise.
8115 (*avx_pinsr<avxmodesuffixs>): Likewise.
8116 (*avx_pinsrq): Likewise.
8117 (*avx_loadld): Likewise.
8118 (*vec_extractv2di_1_rex64_avx): Likewise.
8119 (*vec_extractv2di_1_avx): Likewise.
8120 (*vec_dupv2di_avx): Likewise.
8121 (*vec_concatv2si_avx): Likewise.
8122 (*vec_concatv4si_1_avx): Likewise.
8123 (*vec_concatv2di_avx): Likewise.
8124 (*vec_concatv2di_rex64_avx): Likewise.
8125 (*avx_uavgv16qi3): Likewise.
8126 (*avx_uavgv8hi3): Likewise.
8127 (*avx_psadbw): Likewise.
8128 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8129 (*avx_phaddwv8hi3): Likewise.
8130 (*avx_phadddv4si3): Likewise.
8131 (*avx_phaddswv8hi3): Likewise.
8132 (*avx_phsubwv8hi3): Likewise.
8133 (*avx_phsubdv4si3): Likewise.
8134 (*avx_phsubswv8hi3): Likewise.
8135 (*avx_pmaddubsw128): Likewise.
8136 (*avx_pmulhrswv8hi3): Likewise.
8137 (*avx_pshufbv16qi3): Likewise.
8138 (*avx_psign<mode>3): Likewise.
8139 (*avx_palignrti): Likewise.
8140 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8141 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8142 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8143 (*avx_mpsadbw): Likewise.
8144 (*avx_packusdw): Likewise.
8145 (*avx_pblendvb): Likewise.
8146 (*avx_pblendw): Likewise.
8147 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8148 (avx_ptest256): Likewise.
8149 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8150 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8151 (*avx_aesenc): Likewise.
8152 (*avx_aesenclast): Likewise.
8153 (*avx_aesdec): Likewise.
8154 (*avx_aesdeclast): Likewise.
8155 (avx_vzeroupper): Likewise.
8156 (avx_vzeroupper_rex64): Likewise.
8157 (avx_vpermil<mode>): Likewise.
8158 (avx_vpermilvar<mode>3): Likewise.
8159 (avx_vpermil2<mode>3): Likewise.
8160 (avx_vperm2f128<mode>3): Likewise.
8161 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8162 (avx_vbroadcastss256): Likewise.
8163 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8164 (avx_vinsertf128<mode>): Likewise.
8165 (vec_set_lo_<mode>): Likewise.
8166 (vec_set_hi_<mode>): Likewise.
8167 (vec_set_lo_<mode>): Likewise.
8168 (vec_set_hi_<mode>): Likewise.
8169 (vec_set_lo_v16hi): Likewise.
8170 (vec_set_hi_v16hi): Likewise.
8171 (vec_set_lo_v32qi): Likewise.
8172 (vec_set_hi_v32qi): Likewise.
8173 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8174 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8175 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8176 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8177 (vec_init<mode>): Likewise.
8178 (*vec_concat<mode>_avx): Likewise.
8179 (blendbits): Support V8SF and V4DF.
8180 (sse2_movq128): Support AVX.
8181 (<sse>_movnt<mode>): Likewise.
8182 (sse2_movntv2di): Likewise.
8183 (sse_rcpv4sf2): Likewise.
8184 (sse_sqrtv4sf2): Likewise.
8185 (sse_rsqrtv4sf2): Likewise.
8186 (<sse>_comi): Likewise.
8187 (<sse>_ucomi): Likewise.
8188 (sse_cvtss2si): Likewise.
8189 (sse_cvtss2si_2): Likewise.
8190 (sse_cvtss2siq): Likewise.
8191 (sse_cvtss2siq_2): Likewise.
8192 (sse_cvttss2si): Likewise.
8193 (sse_cvttss2siq): Likewise.
8194 (sse2_cvtsd2si): Likewise.
8195 (sse2_cvtsd2si_2): Likewise.
8196 (sse2_cvtsd2siq): Likewise.
8197 (sse2_cvtsd2siq_2): Likewise.
8198 (sse2_cvttsd2si): Likewise.
8199 (sse2_cvttsd2siq): Likewise.
8200 (sse2_cvtdq2pd): Likewise.
8201 (*sse2_cvtpd2dq): Likewise.
8202 (*sse2_cvttpd2dq): Likewise.
8203 (*sse2_cvtpd2ps): Likewise.
8204 (sse2_cvtps2pd): Likewise.
8205 (sse3_movshdup): Likewise.
8206 (sse3_movsldup): Likewise.
8207 (sse_storehps): Likewise.
8208 (*sse4_1_extractps): Likewise.
8209 (sse2_storelpd): Likewise.
8210 (vec_dupv2df_sse3): Likewise.
8211 (*vec_concatv2df_sse3): Likewise.
8212 (*sse4_1_pextrb): Likewise.
8213 (*sse4_1_pextrb_memory): Likewise.
8214 (*sse2_pextrw): Likewise.
8215 (*sse4_1_pextrw_memory): Likewise.
8216 (*sse4_1_pextrd): Likewise.
8217 (*sse4_1_pextrq): Likewise.
8218 (sse2_pshufd_1): Likewise.
8219 (sse2_pshuflw_1): Likewise.
8220 (sse2_pshufhw_1): Likewise.
8221 (*sse2_storeq_rex64): Likewise.
8222 (*vec_dupv4si): Likewise.
8223 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8224 (sse2_pmovmskb): Likewise.
8225 (*sse2_maskmovdqu): Likewise.
8226 (*sse2_maskmovdqu_rex64): Likewise.
8227 (sse_ldmxcsr): Likewise.
8228 (sse_stmxcsr): Likewise.
8229 (abs<mode>2): Likewise.
8230 (sse4_1_movntdqa): Likewise.
8231 (sse4_1_phminposuw): Likewise.
8232 (sse4_1_extendv8qiv8hi2): Likewise.
8233 (*sse4_1_extendv8qiv8hi2): Likewise.
8234 (sse4_1_extendv4qiv4si2): Likewise.
8235 (*sse4_1_extendv4qiv4si2): Likewise.
8236 (sse4_1_extendv2qiv2di2): Likewise.
8237 (*sse4_1_extendv2qiv2di2): Likewise.
8238 (sse4_1_extendv4hiv4si2): Likewise.
8239 (*sse4_1_extendv4hiv4si2): Likewise.
8240 (sse4_1_extendv2hiv2di2): Likewise.
8241 (*sse4_1_extendv2hiv2di2): Likewise.
8242 (sse4_1_extendv2siv2di2): Likewise.
8243 (*sse4_1_extendv2siv2di2): Likewise.
8244 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8245 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8246 (sse4_1_zero_extendv4qiv4si2): Likewise.
8247 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8248 (sse4_1_zero_extendv2qiv2di2): Likewise.
8249 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8250 (sse4_1_zero_extendv4hiv4si2): Likewise.
8251 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8252 (sse4_1_zero_extendv2hiv2di2): Likewise.
8253 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8254 (sse4_1_zero_extendv2siv2di2): Likewise.
8255 (*sse4_1_zero_extendv2siv2di2): Likewise.
8256 (sse4_1_ptest): Likewise.
8257 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8258 (sse4_2_pcmpestri): Likewise.
8259 (sse4_2_pcmpestrm): Likewise.
8260 (sse4_2_pcmpistri): Likewise.
8261 (sse4_2_pcmpistrm): Likewise.
8263 (aeskeygenassist): Likewise.
8265 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8267 * config/i386/predicates.md (vzeroall_operation): New.
8269 * config/i386/sse.md (avx_vzeroall): New.
8270 (*avx_vzeroall): Likewise.
8272 2008-08-28 Paul Brook <paul@codesourcery.com>
8273 Mark Shinwell <shinwell@codesourcery.com>
8274 Richard Earnshaw <richard.earnshaw@arm.com>
8276 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8277 (TARGET_MIN_ANCHOR_OFFSET): New.
8278 (arm_override_options): Set correct anchor ranges for Thumb-1
8279 and Thumb-2 if required.
8280 (legitimize_pic_address): Handle case involving a TLS symbol
8281 reference with an addend.
8282 (arm_optimization_options): Enable section anchors at -O1 and
8284 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8285 * config/arm/arm-protos.h (arm_optimization_options): New.
8287 2008-08-28 Nick Clifton <nickc@redhat.com>
8289 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8290 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8293 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8294 * config/v850/v850.md (return): Remove frame size restriction.
8296 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8298 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8300 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8302 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8304 2008-08-28 Paul Brook <paul@codesourcery.com>
8306 * config/arm/vfp11.md: Update license notice.
8307 * config/arm/cortex-r4.md: Ditto.
8309 2008-08-28 Richard Guenther <rguenther@suse.de>
8311 PR tree-optimization/37207
8312 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8315 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8318 * tree.c (int_fits_type_p): Don't forget unsigned integers
8319 of type sizetype which higher end word equals -1.
8321 2008-08-28 Ira Rosen <irar@il.ibm.com>
8323 * target.h (struct vectorize): Add new target builtin.
8324 * tree-vectorizer.c (destroy_loop_vec_info): Call
8325 vect_free_slp_instance instead of vect_free_slp_node.
8326 * tree-vectorizer.h (enum slp_load_perm_type): New.
8327 (struct _slp_instance): Add new fields.
8328 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8329 (SLP_INSTANCE_LOADS): New.
8330 (vect_free_slp_tree): Remove.
8331 (vect_free_slp_instance): Declare.
8332 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8333 (vectorizable_load): Add argument.
8334 (vect_transform_slp_perm_load): New.
8335 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8337 (vect_get_place_in_interleaving_chain): New function.
8338 (vect_free_slp_tree): Make static.
8339 (vect_free_slp_instance): New function.
8340 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8341 collect the load location in the interleaving chain.
8342 (vect_supported_slp_permutation_p): New function.
8343 (vect_supported_load_permutation_p): Likewise.
8344 (vect_analyze_slp_instance): In case of loads permutation, call
8345 vect_supported_load_permutation_p to check that the permutation is
8347 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8348 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8349 (vect_create_mask_and_perm): New function.
8350 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8351 (vectorizable_load): Add an argument. Don't keep the created vectors
8352 statements in the node if permutation is required. Call
8353 vect_transform_slp_perm_load to generate the permutation.
8354 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8355 additional argument.
8356 (vect_schedule_slp_instance): In case of loads permutation, allocate
8357 vectorized statements structure for all the related SLP nodes. Call
8358 vect_transform_stmt with addditional argument.
8359 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8360 * config/spu/spu.c (spu_builtin_vec_perm): New.
8361 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8362 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8363 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8364 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8366 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8368 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8369 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8370 __gthread_cond_signal, __gthread_cond_timedwait,
8371 __gthread_cond_timedwait_recursive): New functions.
8372 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8374 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8377 2008-08-28 Richard Guenther <rguenther@suse.de>
8380 * fold-const.c (maybe_canonicalize_comparison_1): Require
8381 undefined overflow only for canonicalizing A +- CST cmp CST.
8382 Make sure to not generate new constants that are not inside
8383 their TYPE_MIN/MAX_VALUE range.
8384 (maybe_canonicalize_comparison): Remove undefined overflow
8386 (fold_binary): Remove now duplicate folding.
8388 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8390 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8391 use not updated in the last change.
8393 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8395 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8396 (IRA_COVER_CLASSES): Add FPUL_REGS.
8398 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8401 * c-common.c (conversion_warning): Check for null operands.
8403 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8406 * c-decl.c (check_for_loop_decls): Improve error message. Give
8409 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8412 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8413 (convert_for_assignment): Pass corrent OPT_W* parameter to
8414 WARN_FOR_ASSIGNMENT.
8416 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8419 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8421 2008-08-27 Paul Brook <paul@codesourcery.com>
8423 * config.gcc: Loosen checks for arm uclinux eabi targets.
8425 2008-08-27 Paul Brook <paul@codesourcery.com>
8427 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8429 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8431 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8433 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8434 the enumerators of an ENUMERAL_TYPE.
8435 * dbxout.c (dbxout_type): Ditto.
8437 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8440 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8441 (fwprop_addr): Check that the loop_father is not the outer loop.
8443 2008-08-26 Paul Brook <paul@codesourcery.com>
8445 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8446 Remove documentation entry for fmul type.
8447 Use fmuls to annotate single-precision multiplication patterns,
8448 fmuld to annotate double-precision multiplication patterns,
8449 fmacs to annotate single-precision multiply-accumulate patterns
8450 and fmacd to annotate double-precision multiply-accumulate patterns.
8451 * config/arm/vfp11.md: Update reservations accordingly.
8452 * config/arm/arm.md: Note that certain values of the "type"
8453 attribute are documented in vfp.md.
8454 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8455 (v10_cvt): Use new fmul types.
8457 2008-08-26 Paul Brook <paul@codesourcery.com>
8459 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8460 * config/arm/vfp11.md: ...here. New.
8461 * config/arm/arm.md: Include vfp11.md.
8463 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8465 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8466 parameter to inform call.
8468 2008-08-26 Jeff Law <law@redhat.com>
8470 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8471 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8472 preferred class when copying a constant into a partial word register.
8474 2008-08-26 Ben Elliston <bje@au.ibm.com>
8476 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8477 * cp/typeck.c: Likewise.
8478 * cp/tree.c: Likewise.
8479 * gimple-low.c: Likewise.
8482 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8484 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8485 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8487 * doc/passes.texi: Describe IRA.
8489 * doc/tm.texi (IRA_COVER_CLASSES,
8490 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8492 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8493 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8494 -fira-propagate-cost, -fno-ira-share-save-slots,
8495 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8497 * flags.h (ira_algorithm): New enumeration.
8498 (flag_ira_algorithm, flag_ira_verbose): New external variable
8501 * postreload.c (gate_handle_postreload): Don't do post reload
8502 optimizations unless the reload is completed.
8504 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8507 * tree-pass.h (pass_ira): New external variable declaration.
8509 * reload.h: Add 2008 to the Copyright.
8511 * cfgloopanal.c: Include params.h.
8512 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8515 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8517 * toplev.c (ira.h): New include.
8518 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8519 (backend_init_target): Call ira_init.
8520 (backend_init): Call ira_init_once.
8521 (finalize): Call finish_ira_once.
8523 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8524 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8527 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8528 may_move_out_cost): New external variable declarations.
8529 (move_table): New typedef.
8531 * caller-save.c: Include headers output.h and ira.h.
8532 (no_caller_save_reg_set): New global variable.
8533 (save_slots_num, save_slots): New variables.
8534 (reg_save_code, reg_restore_code, add_stored_regs): Add
8536 (init_caller_save): Set up no_caller_save_reg_set.
8537 (init_save_areas): Reset save_slots_num.
8538 (saved_hard_reg): New structure.
8539 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8540 (initiate_saved_hard_regs, new_saved_hard_reg,
8541 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8543 (setup_save_areas): Add code for sharing stack slots.
8544 (all_blocks): New variable.
8545 (save_call_clobbered_regs): Process pseudo-register too.
8546 (mark_set_regs): Process pseudo-register too.
8547 (insert_one_insn): Put the insn after bb note in a empty basic
8548 block. Add insn check.
8550 * global.c (eliminable_regset): Make it external.
8551 (mark_elimination): Use DF_LR_IN for IRA.
8552 (pseudo_for_reload_consideration_p): New.
8553 (build_insn_chain): Make it external. Don't ignore spilled
8554 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8555 (gate_handle_global_alloc): New function.
8556 (pass_global_alloc): Add the gate function.
8558 * opts.c (decode_options): Set up flag_ira. Print the warning for
8560 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8562 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8564 * regmove.c (regmove_optimize): Don't do replacement of output for
8567 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8568 New external variable declarations.
8570 * local-alloc.c (update_equiv_regs): Make it external. Return
8571 true if jump label rebuilding should be done. Rescan new_insn for
8573 (gate_handle_local_alloc): New function.
8574 (pass_local_alloc): Add the gate function.
8576 * alias.c (value_addr_p, stack_addr_p): New functions.
8577 (nonoverlapping_memrefs_p): Use them for IRA.
8579 * common.opt (fira, fira-algorithm, fira-coalesce,
8580 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8581 fira-verbose): New options.
8583 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8584 move_cost, may_move_in_cost, may_move_out_cost): Make the
8586 (move_table): Remove typedef.
8587 (init_move_cost): Make it external.
8588 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8591 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8592 setup_reg_classes): New function prototypes.
8593 (eliminable_regset): New external variable declaration.
8594 (build_insn_chain, update_equiv_regs): New function prototypes.
8596 * Makefile.in (IRA_INT_H): New definition.
8597 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8598 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8599 (reload1.o, toplev.o): Add dependence on ira.h.
8600 (cfgloopanal.o): Add PARAMS_H.
8601 (caller-save.o): Add dependence on output.h and ira.h.
8602 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8603 ira-emit.o, ira-lives.o): New entries.
8605 * passes.c (pass_ira): New pass.
8607 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8609 * reload1.c (ira.h): Include the header.
8610 (changed_allocation_pseudos): New bitmap.
8611 (init_reload): Initiate the bitmap.
8612 (compute_use_by_pseudos): Permits spilled registers in FROM.
8613 (temp_pseudo_reg_arr): New variable.
8614 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8615 IRA. Call alter_reg with the additional parameter. Don't clear
8616 spilled_pseudos for IRA. Restore original insn chain for IRA.
8617 Clear changed_allocation_pseudos at the end of reload.
8618 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8619 (hard_regno_to_pseudo_regno): New variable.
8620 (count_pseudo): Check spilled pseudos. Set up
8621 hard_regno_to_pseudo_regno.
8622 (count_spilled_pseudo): Check spilled pseudos. Update
8623 hard_regno_to_pseudo_regno.
8624 (find_reg): Use better_spill_reload_regno_p. Check
8625 hard_regno_to_pseudo_regno.
8626 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8628 (eliminate_regs_1): Use additional parameter for alter_reg.
8629 (finish_spills): Set up pseudo_previous_regs only for spilled
8630 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8631 more arguments. Don't clear live_throughout and dead_or_set for
8632 spilled pseudos. Use additional parameter for alter_reg. Call
8633 mark_allocation_change. Set up changed_allocation_pseudos.
8634 Remove sanity check.
8635 (emit_input_reload_insns, delete_output_reload): Use additional
8636 parameter for alter_reg. Call mark_allocation_change.
8637 (substitute, gen_reload_chain_without_interm_reg_p): New
8639 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8641 * testsuite/gcc.dg/20080410-1.c: New file.
8643 * config/s390/s390.h (IRA_COVER_CLASSES,
8644 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8646 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8648 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8650 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8652 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8654 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8656 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8658 2008-08-24 Jeff Law <law@redhat.com>
8659 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8660 when ignoring unavailable registers.
8662 2008-08-24 Jeff Law <law@redhat.com>
8663 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8664 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8665 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8666 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8668 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8669 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8671 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8672 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8673 * reload1.c (find_reg): Process registers in register allocation order.
8675 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8676 * toplev.c (backend_init_target): Move ira_init call from
8678 (lang_dependent_init_target): ...to here.
8680 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8681 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8682 calculate memory move costs for NO_REGS.
8684 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8685 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8686 STACK_REGS is defined.
8688 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8689 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8691 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8692 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8694 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8695 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8696 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8699 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8700 Dorit Nuzman <dorit@il.ibm.com>
8702 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8703 vec_extract_evenv4sf, vec_extract_evenv8hi,
8704 vec_extract_evenv16qi, vec_extract_oddv4si,
8705 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8706 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8707 vec_interleave_highv4si, vec_interleave_lowv4si,
8708 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8709 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8710 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8712 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8715 * config/rs6000/rs6000.c (optimization_options): Don't default to
8716 section anchors without toplevel reorder.
8718 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8720 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8721 (mfc_end_critical_section): Likewise.
8723 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8725 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8726 all type qualifiers from element type to vector type.
8728 2008-08-25 David Daney <ddaney@avtrex.com>
8730 * config/mips/mips.md (immediate_insn): Move up in file, fix
8731 comment typo, reformat.
8732 (fetchop_bit, atomic_hiqi_op memory_barrier,
8733 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8734 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8735 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8736 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8737 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8738 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8739 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8740 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8741 sync_old_nand<mode>, sync_new_nand<mode>,
8742 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8743 test_and_set_12): Moved to sync.md.
8745 * config/mips/sync.md: New file.
8747 2008-08-25 Richard Henderson <rth@redhat.com>
8749 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8750 (regsave): Likewise.
8751 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8752 (output_cfi_directive): Likewise.
8753 (div_data_align): New.
8754 (output_cfi): Use it.
8756 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8758 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8759 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8760 (TARGET_OCTEON): New macro.
8761 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8762 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8763 (ISA_HAS_POP): New macro.
8764 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8766 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8768 * config/mips/mips.md (cpu): Add octeon.
8769 (type): Add pop attribute value.
8770 (popcount<mode>2): New pattern.
8771 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8773 2008-08-24 Jan Hubicka <jh@suse.cz>
8775 * doc/invoke.texi (-fipa-cp-clone): New option.
8776 (-fipa-cp): Update docs.
8777 (--param ipcp-unit-growth):New.
8778 * ipa-cp.c: Include fibheap.h, params.h
8779 (ipcp_initialize_node_lattices): When not cloning, all externally
8780 visible functions are bottom.
8781 (ipcp_need_redirect_p): Accept clones.
8782 (ipcp_insert_stage): Use cost driven heuristics.
8783 (max_count, dead_nodes): New static vars.
8784 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8785 ipcp_const_param_count): New functions.
8786 * common.opt (ipa-cp-clone): New command line option.
8787 * params.def (ipcp-unit-growth): New.
8789 2008-08-24 Jan Hubicka <jh@suse.cz>
8791 * tree-inline.c (tree_function_versioning): Look harder
8792 for referenced vars.
8794 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8796 PR tree-optimization/37185
8797 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8799 2008-08-23 Jan Hubicka <jh@suse.cz>
8801 * ipa-cp.c (ipcp_analyze_node): New function.
8802 (ipcp_update_cloned_node): Use it.
8803 (ipcp_init_stage): Likewise.
8804 * ipa-inline.c (function_insertion_hook_holder): New static var.
8805 (analyze_function): Break out from ....
8806 (inline_generate_summary): Here; register insertion hook.
8807 (cgraph_decide_inlining): Remove hook.
8808 (add_new_function): New function.
8810 2008-08-23 Jan Hubicka <jh@suse.cz>
8812 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8814 2008-08-23 Jan Hubicka <jh@suse.cz>
8816 * ipa-cp.c (constant_val_insert): Remove.
8817 (ipcp_propagate_one_const): Remove.
8818 (ipcp_create_replace_map): Always insert replacements to the map.
8819 (ipcp_insert_stage): Do not try to insert statements by hand.
8820 * tree-inline.c (insert_init_stmt): Break out from ...
8821 (setup_one_parameter): ... here; allow NULL BB pointer.
8822 (tree_function_versioning): Use setup_one_parameter to process
8825 2008-08-23 Jan Hubicka <jh@suse.cz>
8827 * tree.c (decl_address_ip_invariant_p): New function.
8828 * tree.h (decl_address_ip_invariant_p): Declare.
8829 * gimple.c (strip_invariant_refs): Break out from ...
8830 (is_gimple_invariant_address): ... here
8831 (is_gimple_ip_invariant_address): New function.
8832 (is_gimple_ip_invariant): New function.
8833 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8836 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8837 (ipcp_lat_is_insertable): All constants are insertable.
8838 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8839 IPA_CONST_VALUE_REF.
8840 (ipcp_initialize_node_lattices): Propagate all types of operands.
8841 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8842 (ipcp_create_replace_map): Reformat.
8843 (ipcp_need_redirect_p): Simplify.
8844 (ipcp_insert_stage): Check that argument is used before clonning.
8845 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8847 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8848 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8849 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8850 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8851 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8852 * tree-inline.c (tree_function_versioning): Add variables referenced
8855 2008-08-23 Jan Hubicka <jh@suse.cz>
8858 * i386.c (standard_80387_constant_p): Use optimize_size.
8860 2008-08-23 Ira Rosen <irar@il.ibm.com>
8862 PR tree-optimization/37161
8863 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8864 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8865 (vect_determine_vectorization_factor): Move the scalar type
8866 retrieval to vect_get_smallest_scalar_type.
8867 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8868 scalar type. Remove redundant computation.
8869 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8870 (vect_get_slp_defs): Take the type of RHS into account if
8871 necessary by calling vect_get_smallest_scalar_type. Call
8872 vect_get_constant_vectors with additional argument.
8874 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8877 * doc/invoke.texi (Wwrite-strings): Clarify description.
8879 2008-08-23 Ira Rosen <irar@il.ibm.com>
8881 PR tree-optimization/37174
8882 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8883 def stmt is a part of the loop before accessing its stmt_vec_info.
8885 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8888 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8889 (*swap): New insn pattern.
8890 (*ashlqi3): Rename from ashlqi3 insn pattern.
8891 (ashlqi3): New expanders.
8892 (*lshrqi3): Rename from lshrqi3 insn pattern.
8893 (lshrqi3): New expanders.
8894 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8895 lshrqi3_const5, lshrqi3_const6): New splitters.
8896 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8897 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8900 2008-08-22 Richard Guenther <rguenther@suse.de>
8902 PR tree-optimization/37078
8903 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8904 [+INF, +INF] ranges.
8906 2008-08-22 Richard Guenther <rguenther@suse.de>
8908 PR tree-optimization/37143
8909 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8910 a conversion statement instead of a copy.
8912 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8915 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8916 CCCmode, CCOmode and CCSmode destination modes.
8919 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8920 from different units in a single alternative.
8921 (*vec_extractv2sf_1): Ditto.
8922 (*vec_extractv2si_0): Ditto.
8923 (*vec_extractv2si_1): Ditto.
8924 * config/i386/sse.md (sse2_storehpd): Ditto.
8925 (sse2_storelpd): Ditto.
8926 (sse2_loadhpd): Ditto.
8927 (sse2_loadlpd): Ditto.
8930 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8931 (popcountsi2): Ditto.
8932 (clzdi2_abm): Ditto.
8933 (popcountdi2): Ditto.
8934 (clzhi2_abm): Ditto.
8935 (popcounthi2): Ditto.
8937 2008-08-22 Richard Guenther <rguenther@suse.de>
8941 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8942 if the multiplication does not overflow.
8944 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8946 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8948 2008-08-21 Richard Henderson <rth@redhat.com>
8950 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8951 spurrious comma from test.
8952 * configure: Rebuild.
8954 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8957 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8960 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8962 * c-tree.h (grokfield): New argument.
8963 * c-decl.c (grokfield): Handle new location argument.
8964 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8966 2008-08-21 Richard Guenther <rguenther@suse.de>
8968 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8970 2008-08-21 Jan Hubicka <jh@suse.cz>
8972 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8973 (cgraph_add_function_insertion_hook,
8974 cgraph_remove_function_insertion_hook,
8975 cgraph_call_function_insertion_hooks): New functions.
8976 * cgraph.h (cgraph_add_function_insertion_hook,
8977 cgraph_remove_function_insertion_hook,
8978 cgraph_call_function_insertion_hooks): Declare.
8979 * ipa-reference.c (function_insertion_hook_holder): New variable.
8980 (check_operand, look_for_address_of): When checking late, do not care
8981 about module bitmaps.
8982 (add_new_function): New function.
8983 (generate_summary): Register hooks; zero module bitmaps.
8984 (propagate): Unregister hooks.
8985 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8986 (add_new_function): New function.
8987 (generate_summary): Register hook.
8988 (propagate): Remove hook.
8990 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8992 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8993 * ipa-cp.c (ipcp_update_cloned_node): New function.
8994 (build_const_val): Handle functions correctly; bring type logic
8995 into sync with tree-inline.c
8996 (ipcp_init_stage): Take care of computing stuff needed by
8997 indirect inlining; update clones.
8998 (ipcp_generate_summary): Break out of ipcp_driver.
8999 (ipcp_driver): Do only execution and transformation.
9000 (pass_ipa_cp): Make IPA_PASS.
9001 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9003 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9004 ipcp, some info is already available.
9005 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9006 * tree-inline.c (remap_ssa_name): Unshare expression.
9008 2008-08-21 Richard Guenther <rguenther@suse.de>
9010 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9011 a PHI ask VN if it is already available.
9012 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9013 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9015 2008-08-21 Richard Guenther <rguenther@suse.de>
9018 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9019 makes sure to produce a result of the correct type.
9021 2008-08-21 Jan Hubicka <jh@suse.cz>
9022 Backport from LTO branch:
9024 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9025 Jan Hubicka <jh@suse.cz>
9028 (init_state, finish_state, set_function_state, generate_summary):
9030 (scan_stmt): Renamed from scan_function. Changed to keep state in
9031 local static vars rather than cgraph aux field.
9032 (propagate): Renamed from static_execute. Changed to keep state in
9033 local static vars rather than cgraph aux field.
9034 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9035 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9037 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9039 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9040 * ipa-reference.c (init_function_info, generate_summary,
9041 propagate): New functions.
9042 (analyze_function): Call init_function_info.
9043 (static_execute): Stripped into generate_summary and propagate.
9044 (pass_ipa_reference): Made into ipa_opt_pass.
9046 2008-08-21 Richard Guenther <rguenther@suse.de>
9048 PR tree-optimization/37181
9049 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9051 (extract_range_from_unary_expr): Likewise.
9053 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9055 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9057 * toplev.h (pedwarn_at): Likewise.
9058 * builtins.c: Update all calls to pedwarn.
9059 * c-lex.c: Likewise.
9060 * toplev.c: Likewise.
9061 * c-tree.h: Likewise.
9062 * c-decl.c: Likewise.
9063 * c-errors.c: Likewise.
9064 * c-typeck.c: Likewise.
9065 * c-common.c: Likewise.
9066 * c-parser.c: Likewise.
9068 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9071 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9072 with MODE_VECTOR_INT mode.
9074 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9077 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9078 initialized outside the current module.
9079 (warn_uninitialized_var): Ignore left-hand side when walking the
9080 trees. Ignore address expressions. Examine VUSE operands in gimple
9081 statements with a variable declaration on the right-hand side.
9083 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9086 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9088 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9091 * c-common.c (conversion_warning): Do not warn if applying bit-and
9092 operator to unsigned constant that fits in the target type.
9094 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9097 * c-common.c (conversion_warning): Do not warn for artificial
9100 2008-08-20 Richard Guenther <rguenther@suse.de>
9102 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9103 (extract_range_from_binary_expr): Fall back to constant propagation.
9104 (extract_range_from_unary_expr): Likewise.
9106 2008-08-20 Richard Guenther <rguenther@suse.de>
9108 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9109 with TREE_THIS_VOLATILE on shared nodes.
9110 (fold_stmt_r): Likewise.
9112 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9115 * c-parser.c (c_parser_attributes): For keywords use canonical
9116 spelling for attr_name.
9118 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9120 * value-prof.c (check_counter): Revert wrong call to error.
9122 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9124 * profile.c: Update calls to inform.
9125 * value-prof.c: Update calls to inform.
9127 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9129 * diagnostic.c (inform): Add an explicit location_t parameter.
9130 * toplev.h (inform): Update declaration.
9131 * builtins.c: Update all calls to inform.
9132 * c-common.c: Likewise.
9133 * c-decl.c: Likewise.
9134 * c-opts.c: Likewise.
9135 * c-pch.c: Likewise.
9136 * c-pragma.c: Likewise.
9137 * c-typeck.c: Likewise.
9138 * coverage.c: Likewise.
9140 * toplev.c: Likewise.
9141 * tree-cfg.c: Likewise.
9142 * tree-ssa.c: Likewise.
9144 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9147 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9148 V2DI mode, for SSE4.1, use movq instead of vector set if the
9149 second element is zero and inter-unit moves are OK.
9151 2008-08-20 Richard Guenther <rguenther@suse.de>
9153 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9154 properly handle conversion/copy chains after tuplification.
9156 2008-08-20 Richard Guenther <rguenther@suse.de>
9158 * passes.c (init_optimization_passes): Move the second
9159 forwprop pass before alias computation. Remove the second
9160 DCE pass. Remove the first dominator and phi copy/const
9163 2008-08-20 Nick Clifton <nickc@redhat.com>
9165 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9166 support of this feature. Do not assume that a sufficiently new
9167 assembler will support the feature regardless of the target type.
9168 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9169 * configure: Regenerate.
9171 2008-08-20 Richard Guenther <rguenther@suse.de>
9173 * tree-vrp.c (found_in_subgraph): Remove.
9174 (live): New global static.
9175 (live_on_edge): New function.
9176 (blocks_visited): Remove.
9177 (register_edge_assert_for_2): Use live_on_edge.
9178 (find_conditional_asserts): Remove code dealing with
9179 found_in_subgraph. Do not walk the CFG.
9180 (find_switch_asserts): Likewise.
9181 (find_assert_locations_1): Renamed from find_assert_locations.
9182 Move finding assert locations for conditional and switch
9183 statements first. Update live bitmap. Do not walk the CFG.
9184 (find_assert_locations): New function.
9185 (insert_range_assertions): Remove entry of CFG walk.
9186 Adjust call to find_assert_locations.
9187 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9188 that only can appear because of fake exit edges but assert we
9189 never try to insert on those.
9190 (fini_pre): Do not remove fake exit edges here...
9191 (execute_pre): ...but here, before committing edge inserts.
9193 2008-08-19 Richard Guenther <rguenther@suse.de>
9195 * passes.c (init_optimization_passes): Exchange store-ccp
9198 2008-08-19 Rafael Espíndola <espindola@google.com>
9200 * varasm.c (weak_decls): Move earlier in the file.
9201 (assemble_external): Add weak decls to the weak_decls list.
9202 (declare_weak): Don't add decls to the weak_decls list.
9204 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9207 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9208 before (sse2_shufpd_<mode>).
9210 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9213 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9214 * tree.c (block_nonartificial_location): Likewise.
9216 2008-08-19 Richard Guenther <rguenther@suse.de>
9218 PR tree-optimization/35972
9219 PR tree-optimization/23094
9220 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9222 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9223 handle MISALIGNED_INDIRECT_REF.
9224 (get_ref_from_reference_ops): New helper.
9225 (vn_reference_lookup_pieces): Walk the use-def chain using the
9226 alias-oracle if requested.
9227 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9228 walking the use-def chain.
9229 (compute_avail): But not here.
9230 (create_component_ref_by_pieces_1): Properly handle
9231 MISALIGNED_INDIRECT_REF.
9232 (do_regular_insertion): Handle fully redundant
9233 expressions after PHI-translation also for SSA_NAME values, not
9234 only constants. Correctly use edoubleprime for that.
9236 2008-08-19 Ira Rosen <irar@il.ibm.com>
9238 * tree-vectorizer.c (supportable_widening_operation): Support
9239 multi-step conversion, return the number of steps in such conversion
9240 and the required intermediate types.
9241 (supportable_narrowing_operation): Likewise.
9242 * tree-vectorizer.h (vect_pow2): New function.
9243 (supportable_widening_operation): Change argument types.
9244 (supportable_narrowing_operation): Likewise.
9245 (vectorizable_type_promotion): Add an argument.
9246 (vectorizable_type_demotion): Likewise.
9247 * tree-vect-analyze.c (vect_analyze_operations): Call
9248 vectorizable_type_promotion and vectorizable_type_demotion with
9249 additional argument.
9250 (vect_get_and_check_slp_defs): Detect patterns.
9251 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9253 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9254 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9255 factor according to the smallest type in the loop.
9256 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9257 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9258 supportable_widening_operation with correct arguments.
9259 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9260 operands lists according to the number of vector statements in left
9261 or right node, if exists.
9262 (vect_gen_widened_results_half): Remove unused argument.
9263 (vectorizable_conversion): Call supportable_widening_operation,
9264 supportable_narrowing_operation, and vect_gen_widened_results_half
9265 with correct arguments.
9266 (vectorizable_assignment): Change documentation, support multiple
9268 (vectorizable_operation): Likewise.
9269 (vect_get_loop_based_defs): New function.
9270 (vect_create_vectorized_demotion_stmts): Likewise.
9271 (vectorizable_type_demotion): Support loop-aware SLP and general
9272 multi-step conversion. Call vect_get_loop_based_defs and
9273 vect_create_vectorized_demotion_stmts for transformation.
9274 (vect_create_vectorized_promotion_stmts): New function.
9275 (vectorizable_type_promotion): Support loop-aware SLP and general
9276 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9278 (vectorizable_store): Change documentation, support multiple
9280 (vectorizable_load): Likewise.
9281 (vect_transform_stmt): Pass SLP_NODE to
9282 vectorizable_type_promotion and vectorizable_type_demotion.
9283 (vect_schedule_slp_instance): Move here the calculation of number
9284 of vectorized statements for each node from...
9285 (vect_schedule_slp): ... here.
9286 (vect_transform_loop): Call vect_schedule_slp without the last
9289 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9292 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9293 to == in assert statement.
9294 (vectorizable_reduction): Fix typo.
9296 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9299 * value-prof.c (check_counter): Dereference pointer to overall
9300 count when printing it.
9302 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9304 * profile.h: Really add it.
9306 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9308 * mcf.c: Really add it.
9310 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9311 Vinodha Ramasamy <vinodha@google.com>
9313 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9315 * value-prof.c (check_counter): Fix the counter if
9316 flag_profile_correction is true.
9317 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9318 tree_mod_subtract_transform):
9319 Follow check_counter parameter change.
9320 * common.opt (fprofile-correction): New option.
9322 * profile.h: Likewise.
9323 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9324 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9325 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9327 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9328 flag_profile_correction is set.
9330 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9332 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9334 2008-08-18 Tomas Bily <tbily@suse.cz>
9336 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9337 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9339 * tree-data-ref.c (split_constant_offset_1): Likewise.
9340 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9341 * tree-sra.c (sra_walk_expr): Likewise.
9342 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9343 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9344 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9345 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9347 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9348 * tree-vect-transform.c (vectorizable_type_demotion)
9349 (vectorizable_type_promotion): Likewise.
9350 * tree-inline.c (expand_call_inline):
9351 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9352 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9353 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9354 * expr.c (expand_expr_real_1): Likewise.
9355 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9356 (gimple_assign_unary_useless_conversion_p): Likewise.
9357 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9358 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9359 * fold-const.c (fold_unary): Likewise.
9360 * tree.h (CONVERT_EXPR_P): Likewise.
9361 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9362 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9364 (register_edge_assert_for_2, extract_range_from_unary_expr)
9365 (register_edge_assert_for_1): Likewise.
9367 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9369 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9370 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9371 (enum real_value_const): Delete.
9372 (get_real_const): Delete.
9373 * real.c (get_real_const): Delete.
9374 (dconst_e_ptr): Define.
9375 (dconst_third_ptr): Define.
9376 (dconst_sqrt2_ptr): Define.
9377 * builtins.c: Update all callers.
9379 2008-08-18 Richard Guenther <rguenther@suse.de>
9381 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9382 statement iterator after statement removal.
9384 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9386 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9387 (detect_processor_freebsd): Likewise.
9388 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9390 2008-08-18 Richard Guenther <rguenther@suse.de>
9392 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9393 and loads have the correct types.
9395 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9398 * c-opts.c (cpp_opts): Remove static.
9399 * c-parser.c (cpp_opts): Declare it extern.
9400 (disable_extension_diagnostics): Handle cpp options.
9401 (enable_extension_diagnostics): Likewise.
9403 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9405 * diagnostics.c (permerror_at): Rename as permerror.
9406 (permerror): Delete.
9407 * toplev.h: Likewise.
9409 2008-08-18 Richard Guenther <rguenther@suse.de>
9411 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9412 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9413 Move call_cdce before build_alias. Move copyrename2,
9414 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9415 right after final inlining.
9416 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9417 (pass_build_cfg): But instead via TODO_dump_func.
9419 2008-08-18 Richard Guenther <rguenther@suse.de>
9421 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9423 (scalarize_init): If we failed to generate some initializers
9424 do not generate zeros for not instantiated members. Instead
9425 rely on the copy out.
9426 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9427 about missing flow-sensitive alias info only if we have
9430 2008-08-17 Nick Clifton <nickc@redhat.com>
9432 * doc/extend.texi (Function Attributes): Fix typo in description
9433 if hot function attribute.
9435 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9436 Richard Sandiford <rdsandiford@googlemail.com>
9438 * doc/install.texi (--with-mips-plt): Document.
9439 * doc/invoke.texi (-mplt, -mno-plt): Document.
9440 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9441 and handle ${with_mips_plt}.
9442 * config/mips/mips.opt (mplt): New option.
9443 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9444 (TARGET_ABICALLS_PIC2): Likewise.
9445 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9446 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9447 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9448 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9449 to decide whether to output ".option picX" directives.
9450 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9451 Pass -call_nonpic rather than -KPIC for -mplt.
9452 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9453 on the command line. Also remove it when -mabi=64 is used without
9455 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9456 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9457 TARGET_ABICALLS_PIC0.
9458 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9460 (mips16_build_function_stub): Only output ".option pic" directives
9461 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9462 (mips16_build_call_stub): Fix comment and remove redundant
9463 ".set at"/"set .noat" directives.
9464 (mips_function_rodata_section): Use the default behaviour for
9465 TARGET_ABSOLUTE_ABICALLS.
9466 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9467 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9468 (mips_restore_gp): Do nothing if the current function doesn't use
9470 (mips_expand_prologue): Only save $gp if the current function uses it.
9471 Use a normal move for TARGET_ABICALLS_PIC0.
9472 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9474 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9476 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9477 of function when handling GLOBAL_POINTER_REGNUM.
9479 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9482 * common.opt (-fstack-check): Do not declare the variable here.
9483 (-fstack-check=): New option variant.
9484 * doc/invoke.texi (Code Gen Options): Document it.
9485 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9486 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9487 (STACK_CHECK_STATIC_BUILTIN): New macro.
9488 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9489 * opts.c: Include expr.h.
9490 (common_handle_option) <OPT_fold_stack_check_>: New case.
9491 <OPT_fstack_check>: Likewise.
9492 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9493 consistently in the test for variable-sized types. Adjust for
9494 new behaviour of flag_stack_check.
9495 * explow.c: Include except.h.
9496 (allocate_dynamic_stack_space): Do not take into account
9497 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9498 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9499 for variable-sized parameters. Treat all parameters whose size is
9500 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9501 stack checking is enabled.
9502 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9503 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9504 if generic stack checking is enabled.
9505 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9506 * reload1.c (reload): Likewise.
9507 * stmt.c (expand_decl): Assert that all automatic variables have
9508 fixed size at this point and remove dead code.
9509 * flags.h (stack_check_type): New enumeration type.
9510 (flag_stack_check): Declare.
9511 * toplev.c (flag_stack_check): New global variable.
9512 * Makefile.in (opts.o): Add dependency on EXPR_H.
9513 (explow.o): Add dependency on except.h.
9515 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9517 * config/avr/avr.c (avr_override_options): Reduce value of
9518 PARAM_INLINE_CALL_COST.
9520 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9522 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9523 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9524 lieu of TYPE_MODE (type) throughout.
9526 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9528 * config/arm/arm.c (add_minipool_backward_ref): Check for
9529 8-byte-aligned entries in second case of forcing insertion after a
9530 particular entry. Change third case to avoid inserting
9531 non-8-byte-aligned entries before 8-byte-aligned ones.
9533 2008-08-15 Richard Guenther <rguenther@suse.de>
9535 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9536 strip components for unknown size accesses.
9538 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9540 * config/s390/2097.md New file.
9541 * config/s390/s390.md ("z10prop" attribute): Define none,
9542 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9543 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9544 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9545 possible values and apply them to insns as appropriate.
9546 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9547 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9548 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9549 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9550 ("bfp" mode attribute): Removed. Every occurence replaced
9552 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9553 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9556 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9559 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9562 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9564 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9565 additional argument. Support reduction when duplication is needed due
9566 to data-types of different sizes in the loop.
9567 (get_initial_def_for_induction): Fix printout.
9568 (vect_get_vec_def_for_stmt_copy): Support case where the
9569 vec_stmt_for_operand is a phi node.
9570 (vectorizable_reduction): Support reduction when duplication is needed
9571 due to data-types of different sizes in the loop.
9572 (vectorizable_call): Remove restriction to not vectorize in case we
9573 have data-types of different sizes in the loop.
9574 (vectorizable_conversion): Likewise.
9575 (vectorizable_operation): Likewise.
9576 (vectorizable_type_demotion): Likewise.
9577 (vectorizable_type_promotion): Likewise.
9578 (vectorizable_induction): Add restriction to not vectorize in case
9579 we have data-types of different sizes in the loop.
9581 2008-08-14 Christophe Saout <christophe@saout.de>
9582 Uros Bizjak <ubizjak@gmail.com>
9585 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9586 (*vec_concatv2di_rex64_sse4_1): Ditto.
9587 (*vec_concatv2di_rex64_sse): Ditto.
9589 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9592 * fold-const.c (fold_widened_comparison): Do not allow
9593 sign changes that change the result even if shorter type
9594 is wider than arg1_unw's type.
9596 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9598 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9599 Skip if the multilib testing specifies -march that does not
9600 agree with the one specified in the testcase.
9602 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9604 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9605 zero extend SImode values being converted to TFmode before passing
9608 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9610 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9611 __PPU__ when targeting the Cell/B.E. PPU processor.
9613 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9615 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9616 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9617 Rematerialize the static chain, if any.
9618 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9621 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9623 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9624 (new_loc_descr): Likewise.
9625 (add_loc_descr): Likewise.
9626 (size_of_loc_descr): Likewise.
9627 (size_of_locs): Likewise.
9628 (output_loc_operands): Likewise.
9629 (output_loc_sequence): Likewise.
9630 (new_reg_loc_descr): New.
9631 (build_cfa_loc): Use it.
9632 (build_cfa_aligned_loc): Likewise.
9633 (one_reg_loc_descriptor): Likewise.
9634 (based_loc_descr): Likewise.
9636 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9639 * doc/invoke.texi (Wmain): Update.
9640 * c-decl.c (start_decl): warn_main is only 0 or 1.
9641 (start_function): Likewise. Fix formatting.
9642 (finish_function): Delete redundant warning.
9643 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9644 * c-opts (c_common_handle_option): -Wall only has effect if
9645 warn_main is uninitialized. OPT_Wmain is automatically
9646 handled. -pedantic also enables Wmain.
9647 (c_common_post_options): Handle all logic for Wmain here.
9648 * c-common.c (warn_main): Delete.
9649 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9650 * c-common.h (warn_main): Delete.
9652 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9655 * expr.c (emit_group_store): Allocate stack temp with the
9656 largest alignment when copying from register to stack.
9658 2008-08-13 Richard Guenther <rguenther@suse.de>
9660 * tree.h (maybe_fold_offset_to_address): Declare.
9661 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9662 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9663 Likewise for POINTER_PLUS_EXPR.
9664 (maybe_fold_offset_to_reference): Enable disabled code.
9665 (maybe_fold_offset_to_address): New function.
9666 (fold_stmt_r): Use it.
9667 (fold_gimple_assign): Likewise.
9668 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9669 (gimplify_expr): Likewise.
9671 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9673 * toplev.h (pedwarn_at): Fix declaration.
9675 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9677 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9678 LINK_SPEC): Use %R in -Y P argument.
9680 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9683 * diagnostic.c (pedwarn_at): New.
9684 * toplev.h (pedwarn_at): Declare.
9685 * c-tree.h (build_enumerator): Update declaration.
9686 * c-decl.c (finish_enum): Update comment.
9687 (build_enumerator): Take a location parameter. Give a pedwarn but do
9688 not perform any conversion.
9689 * c-parser.c (c_parser_enum_specifier): Set correct location for
9692 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9695 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9696 expressions except for conversions to signed:1 bitfields. Handle
9697 COND_EXPR with constant operands.
9699 2008-08-13 Richard Guenther <rguenther@suse.de>
9701 PR tree-optimization/15255
9702 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9703 (struct oecount_s): New struct and VEC types.
9705 (oecount_hash): New function.
9706 (oecount_eq): Likewise.
9707 (oecount_cmp): Likewise.
9708 (zero_one_operation): New function.
9709 (build_and_add_sum): Likewise.
9710 (undistribute_ops_list): Perform un-distribution of multiplication
9711 and division on the chain of summands.
9712 (should_break_up_subtract): Also break up subtracts for factors.
9713 (reassociate_bb): Delete dead visited statements.
9714 Call undistribute_ops_list. Re-sort and optimize if it did something.
9715 * passes.c (init_optimization_passes): Move DSE before
9717 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9720 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9722 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9724 * doc/invoke.texi: Revert unintended checkin.
9726 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9729 * gcc.c (include_spec_function): Tweak call to find_a_file.
9731 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9734 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9735 and TRUTH_ORIF_EXPR.
9736 * dojump.c (do_jump): Likewise.
9738 PR tree-optimization/37084
9739 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9740 if id->regimplify, don't assume stmt is a cast assignment.
9742 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9744 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9746 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9749 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9752 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9754 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9755 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9757 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9758 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9759 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9760 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9761 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9763 * doc/tm.texi (Storage Layout): Remove documentation for
9764 TARGET_FLOAT_FORMAT.
9766 * simplify-rtx.c (simplify_binary_operation_1): Replace
9767 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9769 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9771 * real.h (struct real_format): New member has_sign_dependent_rounding.
9772 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9773 spu_single_format, ieee_double_format, mips_double_format,
9774 motorola_double_format, ieee_extended_motorola_format,
9775 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9776 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9777 mips_extended_format, ieee_quad_format, mips_quad_format,
9778 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9779 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9781 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9782 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9783 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9784 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9785 (ROUND_TOWARDS_ZERO): Likewise.
9787 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9788 (FLOAT_MODE_FORMAT): New macro.
9789 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9790 (MODE_COMPOSITE_P): ... this new macro.
9791 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9792 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9793 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9795 * flags.h: Include "real.h".
9797 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9798 REAL_MODE_FORMAT_COMPOSITE_P.
9799 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9801 * doc/tm.texi (Storage Layout): Remove documentation of
9802 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9803 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9804 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9805 they only apply to libgcc2.a.
9807 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9809 * config/spu/float_disf.c: New file.
9810 * config/spu/float_unsdisf.c: New file.
9811 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9812 (LIB2FUNCS_EXCLUDE): Define.
9814 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9815 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9817 * real.h (struct real_format): New member round_towards_zero.
9818 * real.c (round_for_format): Respect fmt->round_towards_zero.
9819 (ieee_single_format, mips_single_format, motorola_single_format,
9820 spu_single_format, ieee_double_format, mips_double_format,
9821 motorola_double_format, ieee_extended_motorola_format,
9822 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9823 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9824 mips_extended_format, ieee_quad_format, mips_quad_format,
9825 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9826 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9828 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9829 real_format to choose rounding mode when calling MPFR functions.
9830 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9831 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9833 * real.h (real_to_decimal_for_mode): Add prototype.
9834 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9835 Respect target rounding mode when generating decimal representation.
9836 (real_to_decimal): New stub for backwards compatibility.
9837 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9838 real_to_decimal_for_mode instead of real_to_decimal.
9840 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9842 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9843 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9845 * real.c (spu_single_format): New variable.
9846 * real.h (spu_single_format): Declare.
9848 * config/spu/spu.c (spu_override_options): Install SFmode format.
9849 (spu_split_immediate): Use integer mode to operate on pieces of
9850 floating-point values in all cases.
9852 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9853 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9854 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9856 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9858 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9860 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9862 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9864 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9867 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9868 on the VAR_DECL instead of TYPE_READONLY on its type.
9870 2008-08-12 Ira Rosen <irar@il.ibm.com>
9872 * tree-vectorizer.c: Depend on langhooks.h.
9873 (supportable_widening_operation): Add two arguments. Support double
9875 (supportable_narrowing_operation): Likewise.
9876 * tree-vectorizer.h (supportable_widening_operation): Add two
9878 (supportable_narrowing_operation): Likewise.
9879 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9880 supportable_widening_operation with correct arguments.
9881 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9882 (vectorizable_type_demotion): Support double type conversions.
9883 (vectorizable_type_promotion): Likewise.
9884 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9886 2008-08-11 Michael Matz <matz@suse.de>
9888 * i386/i386.c (override_options): Move initialisation from
9889 flag_schedule_insns_after_reload to here from ...
9890 (optimization_options): ... here.
9892 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9894 PR rtl-optimization/36998
9895 * dwarf2out.c (compute_barrier_args_size_1,
9896 compute_barrier_args_size): Temporarily remove assertions.
9898 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9901 * tree-ssa.c (struct walk_data): Add new flag
9902 warn_possibly_uninitialized.
9903 (warn_uninitialized_var): Use it.
9904 (warn_uninitialized_vars): New.
9905 (execute_early_warn_uninitialized): Call it.
9906 (execute_late_warn_uninitialized): Likewise.
9908 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9911 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9914 2008-08-09 Jan Hubicka <jh@suse.cz>
9917 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9919 (expand_fix): Be prepared for expansion to fail.
9920 (expand_sfix_optab): Remove instructions if expansion failed.
9922 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9924 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9926 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9927 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9929 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9931 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9932 mips/t-libgcc-mips16 to tmake_file.
9933 * config/mips/mips-protos.h (mips_call_type): New enum.
9934 (mips_pic_base_register, mips_got_load): Declare.
9935 (mips_restore_gp): Take an rtx argument.
9936 (mips_use_pic_fn_addr_reg_p): Declare.
9937 (mips_expand_call): Replace the sibcall_p argument with
9938 a mips_call_type argument. Add a lazy_p parameter.
9939 (mips_split_call): Declare.
9940 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9941 (MIPS16_PIC_TEMP): Likewise.
9942 (reg_class): Delete M16_NA_REGS.
9943 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9944 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9945 (mips_split_hi_p): Declare.
9946 * config/mips/mips.c (mips_split_hi_p): New array.
9947 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9948 (mips_got_symbol_type_p): New function.
9949 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9950 (mips16_stub_function_p): New function.
9951 (mips16_local_function_p): Likewise.
9952 (mips_use_pic_fn_addr_reg_p): Likewise.
9953 (mips_cannot_force_const_mem): Return false for HIGHs.
9954 Extend CONST_INT and symbolic handling to MIPS16, using
9955 mips_symbol_insns to check that the base symbol type is a
9956 legitimate constant. Reject GOT-based constants if
9957 TARGET_MIPS16_PCREL_LOADS.
9958 (mips_const_insns): Check targetm.cannot_force_const_mem when
9959 decomposing a symbolic base and a large offset.
9960 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9961 When calling a function that needs $25 from MIPS16 code,
9962 move the target address into $25 separately and add a USE
9964 (mips16_gp_pseudo_reg): Insert the initializer immediately
9965 before the first real insn.
9966 (mips_pic_base_register, mips_got_load): New functions.
9967 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9968 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9969 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9970 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9971 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9972 also passing NULL_RTX rather than const0_rtx as the aux argument.
9973 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9974 instead of TARGET_EXPLICIT_RELOCS.
9975 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9976 (mips_load_call_address): Replace the sibcall_p argument with
9977 a mips_call_type argument. Use mips_got_load.
9978 (mips16_local_alias): New structure.
9979 (mips16_local_aliases): New variable.
9980 (mips16_local_aliases_hash): New function.
9981 (mips16_local_aliases_eq): Likewise.
9982 (mips16_local_alias): Likewise.
9983 (mips16_stub_function): Likewise.
9984 (mips16_build_function_stub): Create a local alias for the target
9985 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9986 .cpload directive and an R_MIPS_NONE relocation for the target
9987 function, then load the alias rather than the function itself.
9988 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9989 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9990 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9991 (mips16_build_call_stub): Replace the FN parameter with an
9992 FN_PTR parameter. Force the address into a register if it
9993 isn't a call_insn_operand; don't rely on the caller to do this.
9994 If a call to a locally-defined and locally-binding MIPS16
9995 function must be made indirectly, redirect the call to the
9996 function's local alias. Use mips16_stub_function_p,
9997 mips16_stub_function, mips_expand_call and use_reg.
9998 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9999 Use explicit %hi and %lo accesses where possible.
10000 Use MIPS_CALL to generate the correct code form of a
10001 jal instruction. Add clobbers of $18 instead of uses.
10002 Update the call to mips_emit_call_insn.
10003 (mips_expand_call): Replace the SIBCALL_P argument with a
10004 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10005 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10006 allowing it to modify the call address. Update the calls to
10007 mips_load_call_address and mips_emit_call_insn.
10008 (mips_split_call): New function.
10009 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10010 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10011 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10012 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10013 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10015 (mips_cprestore_slot): New function.
10016 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10017 and use mips_cprestore_slot.
10018 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10020 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10021 then use a copygp_mips16 instruction to set up $28.
10022 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10023 (mips16_lay_out_constants): Call split_all_insns_noflow.
10024 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10025 false if TARGET_MIPS16.
10026 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10027 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10028 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10029 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10030 MIPS16 code. Allow MIPS16 o32 PIC.
10031 (mips_override_options): Allow MIPS16 o32 PIC.
10032 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10033 after reload if TARGET_USE_GOT.
10034 (UNSPEC_COPYGP): New constant.
10035 (length): Use a default length of 8 for MIPS16 GOT loads.
10036 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10037 (*got_page<mode>): Check mips_split_hi_p.
10038 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10039 (unspec_got<mode>, unspec_call<mode>): New expanders.
10040 (load_got<mode>, load_call<mode>): Remove the length attributes.
10041 Use a got attribute instead of a type attribute.
10042 (copygp_mips16): New insn.
10043 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10044 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10045 (sibcall, sibcall_value, call, call_value): Update the calls
10046 to mips_expand_call.
10047 (call_internal, call_value_internal): Use mips_split_call.
10048 (call_value_multiple_internal): Likewise.
10049 (call_split): Move after call_internal (the insn it is split from).
10050 (call_internal_direct, call_value_internal_direct): Turn into
10051 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10052 (call_direct_split, call_value_direct_split): New patterns.
10053 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10054 and use M16_REGS instead of M16_NA_REGS.
10055 * config/mips/predicates.md (const_call_insn_operand): Replace
10056 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10057 mips_use_pic_fn_addr_reg_p check.
10058 (move_operand): Reject HIGHs if mips_split_hi_p.
10059 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10060 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10061 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10062 * config/mips/libgcc-mips16.ver: New file.
10063 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10064 $(srcdir)/config/mips/libgcc-mips16.ver.
10066 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10068 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10070 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10071 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10072 (mips16_cfun_returns_in_fpr_p): Likewise.
10074 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10076 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10077 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10078 rather than 4 to PC.
10080 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10082 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10083 (FUNCTION_PROFILER): Save the static chain pointer into $2
10084 beforehand and restore it aftewards.
10085 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10086 address directly into $25 and call the function through $25;
10087 do not clobber $3. Pad the DImode version to cover the space
10088 left by the deleted $25 <- $3 move.
10089 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10090 the removal of the $25 <- $3 move.
10091 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10092 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10094 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10095 Daniel Jacobowitz <dan@codesourcery.com>
10097 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10098 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10099 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10100 * config/mips/mips.c (mips_start_function_definition): New function.
10101 (mips_end_function_definition): Likewise.
10102 (mips_output_function_prologue): Use mips_start_function_definition.
10103 (mips_output_function_epilogue): Use mips_end_function_definition.
10104 (build_mips16_function_stub): Use mips_start_function_definition
10105 and mips_end_function_definition.
10106 (build_mips16_call_stub): Likewise.
10108 2008-08-09 Richard Guenther <rguenther@suse.de>
10110 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10111 * gimple.h (gimple_call_fn): Adjust comment.
10112 (gimple_call_set_fndecl): New function.
10113 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10114 longer having bare FUNCTION_DECL operand.
10115 (gimple_call_return_type): Likewise.
10116 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10118 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10119 (gimple_mod_pow2): Likewise.
10120 (gimple_mod_subtract): Likewise.
10121 (gimple_ic): Likewise.
10122 (gimple_stringop_fixed_value): Likewise.
10123 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10124 longer having bare FUNCTION_DECL operand.
10125 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10126 * omp-low.c (optimize_omp_library_calls): Likewise.
10127 * cgraphunit.c (update_call_expr): Likewise.
10128 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10129 (execute_convert_to_rsqrt): Likewise.
10130 * cfgexpand.c (gimple_to_tree): Simplify.
10131 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10132 bare FUNCTION_DECL operand.
10133 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10134 (convert_gimple_call): Use gimple_call_fndecl.
10135 * c-common.c (c_warn_unused_result): Likewise.
10137 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10140 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10141 (c_finish_return): Likewise.
10142 (c_start_case): Likewise.
10143 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10144 * c-parser.c (c_parser_condition): New. Call
10145 verify_sequence_points.
10146 (c_parser_paren_condition): Call c_parser_condition.
10147 (c_parser_for_statement): Call c_parser_condition.
10149 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10152 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10153 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10154 Moved from diagnostic.h
10155 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10157 (emit_diagnostic): New.
10158 (warning0, pedwarn0): Delete.
10159 (warning, warning_at, pedwarn, permerror): Return bool.
10160 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10161 Moved to diagnostic.c.
10162 (struct diagnostic_context): Use correct type for
10163 classify_diagnostic.
10164 (diagnostic_report_diagnostic): Update declaration.
10165 (emit_diagnostic): Declare.
10166 * errors.c (warning): Return bool.
10167 * errors.h (warning): Update declaration.
10168 * toplev.h (warning0, pedwarn0): Delete.
10169 (warning, warning_at, pedwarn, permerror): Return bool.
10170 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10171 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10172 inform. Update all calls.
10173 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10174 before giving informative note.
10175 (implicit_decl_warning): Likewise.
10176 * c-typeck.c (build_function_call): Likewise.
10177 * tree-sssa.c (warn_uninit): Likewise.
10178 * builtins.c (gimplify_va_arg_expr): Likewise.
10180 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10183 * doc/invoke.texi (-Wextra): Move warning from here...
10184 (-Wuninitialized): ... to here.
10186 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10189 * flags.h (set_Wunused): Delete
10190 * toplev.c (process_options): Handle Wunused flags here.
10191 * opts.c (maybe_warn_unused_parameter): Delete.
10192 (common_handle_option): Replace set_Wunused by warn_unused.
10193 (set_Wextra): Do not handle Wunused-parameter here.
10194 (set_Wunused): Delete.
10195 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10197 * common.opt (Wunused): Add Var and Init.
10198 (Wunused-function): Likewise.
10199 (Wunused-label): Likewise.
10200 (Wunused-parameter): Likewise.
10201 (Wunused-value): Likewise.
10202 (Wunused-variable): Likewise.
10204 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10206 * doc/invoke.texi: Add cpu_type power7.
10207 * config.in (HAVE_AS_VSX): New.
10208 * config.gcc: Add cpu_type power7.
10209 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10211 * configure: Regenerate.
10212 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10214 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10215 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10216 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10218 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10220 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10221 type to vectorize.builtin_conversion.
10222 (vectorizable_conversion): Likewise.
10223 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10224 integral type as input.
10225 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10227 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10228 and ALTIVEC_BUILTIN_VCTSXS.
10229 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10232 2008-08-08 Richard Guenther <rguenther@suse.de>
10234 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10235 (surely_varying_stmt_p): Calls are varying only if they are
10236 non-builtin and not indirect or have no result.
10237 (ccp_fold): Re-instantiate code before the tuples merge.
10239 2008-08-08 Richard Guenther <rguenther@suse.de>
10241 PR tree-optimization/37056
10242 * gimple.h (gimple_assign_rhs_class): New helper function.
10243 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10244 unary operations properly.
10246 2008-08-07 Jan Hubicka <jh@suse.cz>
10248 * i386.h (ix86_size_cost): Declare.
10249 (ix86_cur_cost): New function macro.
10250 * i386.md (peepholes expanding size and splitters): Predicate by
10251 optimize_insn_for_speed_p.
10252 (peepholes reduce size and splitters): Predicate by
10253 optimize_insn_for_size_p.
10254 * i386.c (ix86_size_cost): Rename from ...
10255 (size_cost): This one.
10256 (override_options): Update.
10257 (decide_alg): Likewise.
10258 (ix86_expand_clear): Use RTL profile.
10259 (ix86_pad_returns): Use RTL profile.
10261 2008-08-07 Jan Hubicka <jh@suse.cz>
10263 * recog.c (split_all_insns): Set RTL profile
10264 (peephole2_optimize): Likewise.
10265 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10266 * combine.c (combine_instructions): Likewise.
10268 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10270 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10272 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10274 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10275 value in a6 after the set_frame_ptr insn.
10277 2008-08-07 Richard Henderson <rth@redhat.com>
10280 * gcc.c (cpp_options): Pass along -g*.
10282 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10284 * config/arm/arm.c (output_move_neon): Update comment describing
10285 big-endian vector layout.
10286 (arm_assemble_integer): Do not handle big-endian NEON vectors
10288 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10289 neon_vget_lane<mode>_sext_internal,
10290 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10291 element indices for big-endian.
10293 2008-08-07 Richard Henderson <rth@redhat.com>
10295 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10296 * configure, config.in: Rebuild.
10297 * debug.h (dwarf2out_do_cfi_asm): Declare.
10298 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10299 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10300 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10301 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10303 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10305 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10306 movv2si_internal): Combine into mov<mode>_internal.
10307 (movv2si_internal_2): Remove.
10309 2008-08-07 Jan Hubicka <jh@suse.cz>
10312 * i386.md (single stringop patterns): Enable unconditionally.
10314 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10317 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10319 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10320 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10322 * config/i386/sse.md (sse2_movq128): New.
10324 * doc/extend.texi: Document __builtin_ia32_movq128.
10326 2008-08-07 Richard Guenther <rguenther@suse.de>
10328 PR middle-end/37042
10329 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10330 pointers can access anything.
10332 2008-08-06 Jan Hubicka <jh@suse.cz>
10334 * optabs.c (emit_unop_insn): Break out to ...
10335 (maybe_emit_unop_insn): ... this one.
10336 (expand_sfix_optab): Use maybe variant.
10337 * optabs.h (maybe_emit_unop_insn): Declare.
10339 * i386.md (mov0 patterns): Enable by default.
10340 (FP conversion expanders): Disable expansion of code expanding
10341 sequences when instruction should be optimized for size.
10342 (single strinop patterns): Enable when optimizing for size.
10343 (string expanders): Disable expanding of code expanding sequences
10344 when optimizning instruction for size.
10345 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10347 (ix86_fp_comparison_sahf_cost): Likewise.
10348 (ix86_expand_branch): Likewise.
10349 (ix86_expand_ashl_const): Likewise.
10350 (ix86_split_ashl): Likewise.
10351 (ix86_expand_strlen): Likewise.
10352 (ix86_emit_fp_unordered_jump): Likewie.
10354 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10356 * c-common.c: Fix typo.
10357 (c_common_reswords): Activate more C++ keyword warnings.
10359 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10361 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10364 * diagnostic.c (permerror_at): New.
10365 * toplev.h (permerror_at): Declare.
10367 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10368 Ira Rosen <irar@il.ibm.com>
10370 * tree-vect-transform.c (vect_model_simple_cost): Return
10371 immediately if stmt is pure SLP.
10372 (vect_model_store_cost): Ditto.
10373 (vect_model_load_cost): Ditto.
10374 (vectorizable_store): Remove PURE_SLP check before call
10375 to vect_model_store_cost.
10376 (vect_model_store_cost): When checking whether stmt describe
10377 strided access, add a check that it is not slp_node.
10379 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10382 * c-common.c (warn_for_sign_compare): New. Handle separately the
10383 case that 'constant' is zero.
10384 * c-typeck.c (build_binary_op): Move code to c-common.c
10386 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10388 * config/alpha/alpha.c (alpha_preferred_reload_class,
10389 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10390 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10391 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10392 * config/arm/arm.md: Likewise.
10393 * config/avr/avr-protos.h (preferred_reload_class,
10394 test_hard_reg_class, avr_simplify_comparison_p,
10395 out_shift_with_cnt, class_max_nregs): Likewise.
10396 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10397 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10398 preferred_reload_class, test_hard_reg_class): Likewise.
10399 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10400 bfin_memory_move_cost, bfin_secondary_reload,
10401 bfin_output_mi_thunk): Likewise.
10402 * config/crx/crx.c (crx_secondary_reload_class,
10403 crx_memory_move_cost): Likewise.
10404 * config/frv/frv-protos.h (frv_secondary_reload_class,
10405 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10406 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10407 frv_secondary_reload_class, frv_class_likely_spilled_p,
10408 frv_class_max_nregs): Likewise.
10409 * config/h8300/h8300.c (h8300_classify_operand,
10410 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10412 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10413 * config/ia64/ia64.c (ia64_preferred_reload_class,
10414 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10415 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10416 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10418 * config/m68hc11/m68hc11.c (preferred_reload_class,
10419 m68hc11_memory_move_cost): Likewise.
10420 * config/mcore/mcore.c (mcore_secondary_reload_class,
10421 mcore_reload_class): Likewise.
10422 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10423 mips_class_max_nregs, mips_cannot_change_mode_class,
10424 mips_preferred_reload_class, mips_secondary_reload_class,
10425 mips_output_mi_thunk): Likewise.
10426 * config/mmix/mmix.c (mmix_preferred_reload_class,
10427 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10429 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10431 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10432 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10433 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10434 * config/rs6000/rs6000.c (paired_expand_vector_init,
10435 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10436 compare_section_name, rs6000_memory_move_cost): Likewise.
10437 * config/s390/s390.c (s390_emit_compare_and_swap,
10438 s390_preferred_reload_class, s390_secondary_reload,
10439 legitimize_pic_address, legitimize_tls_address,
10440 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10441 s390_class_max_nregs): Likewise.
10442 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10443 * config/s390/s390.md: Likewise.
10444 * config/score/score-protos.h (score_secondary_reload_class,
10445 score_preferred_reload_class): Likewise.
10446 * config/score/score.c (score_preferred_reload_class,
10447 score_secondary_reload_class): Likewise.
10448 * config/score/score3.c (score3_output_mi_thunk,
10449 score3_preferred_reload_class, score3_secondary_reload_class,
10450 score3_hard_regno_mode_ok): Likewise.
10451 * config/score/score3.h (score3_preferred_reload_class,
10452 score3_secondary_reload_class): Likewise.
10453 * config/score/score7.c (score7_output_mi_thunk,
10454 score7_preferred_reload_class, score7_secondary_reload_class,
10455 score7_hard_regno_mode_ok): Likewise.
10456 * config/score/score7.h (score7_preferred_reload_class,
10457 score7_secondary_reload_class): Likewise.
10458 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10459 output_branchy_insn, add_constant, gen_block_redirect,
10460 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10461 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10462 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10463 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10464 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10465 xstormy16_preferred_reload_class): Likewise.
10466 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10467 xtensa_expand_atomic, override_options,
10468 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10470 * reorg.c (try_merge_delay_insns): Likewise.
10471 * tree.c (merge_dllimport_decl_attributes): Likewise.
10473 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10475 2008-08-06 Michael Matz <matz@suse.de>
10477 * Makefile.in (write_entries_to_file): Quote words.
10478 * gengtype.c: (read_input_line): Skip over leading white-space.
10480 2008-08-06 Marc Gauthier <marc@tensilica.com>
10482 * config.gcc: Match more processor names for Xtensa.
10483 * configure.ac: Likewise.
10484 * doc/install.texi (Specific): Likewise.
10485 * configure: Regenerate.
10487 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10489 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10490 * calls.c (avoid_likely_spilled_reg): Likewise.
10491 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10492 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10493 * config/i386/i386.c (ix86_expand_special_args_builtin,
10494 ix86_secondary_reload): Likewise.
10495 * except.c (struct eh_region, gen_eh_region_catch,
10496 remove_unreachable_regions, duplicate_eh_regions,
10497 assign_filter_values, build_post_landing_pads,
10498 sjlj_find_directly_reachable_regions, remove_eh_handler,
10499 reachable_next_level, foreach_reachable_handler,
10500 can_throw_internal_1, can_throw_external_1,
10501 collect_one_action_chain): Likewise.
10502 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10503 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10504 * function.c (update_temp_slot_address, instantiate_new_reg,
10505 instantiate_virtual_regs_in_rtx,
10506 instantiate_virtual_regs_in_insn): Likewise.
10507 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10508 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10509 gimplify_cleanup_point_expr): Likewise.
10510 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10511 * passes.c (next_pass_1): Likewise.
10512 * print-tree.c (print_node_brief, print_node): Likewise.
10513 * profile.c (branch_prob): Likewise.
10514 * tree-dump.c (dump_register): Likewise.
10515 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10517 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10518 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10519 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10520 copy_arguments_for_versioning, copy_static_chain): Likewise.
10521 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10522 add_new_name_mapping, register_new_name_mapping): Likewise.
10523 * tree-mudflap.c (mf_xform_derefs): Likewise.
10524 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10525 get_init_expr, combine_chains): Likewise.
10526 * tree-pretty-print.c (dump_generic_node): Likewise.
10527 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10528 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10529 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10530 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10532 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10534 PR middle-end/37010
10535 * calls.c (expand_call): Use the biggest preferred stack
10538 2008-08-06 Michael Matz <matz@suse.de>
10541 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10542 for reused reload, instead of overwriting them.
10544 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10546 PR middle-end/37009
10547 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10548 for incoming stack boundary.
10550 * function.c (assign_parm_find_entry_rtl): Update
10551 parm_stack_boundary.
10553 * function.h (rtl_data): Add parm_stack_boundary.
10555 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10556 parm_stack_boundary for incoming stack boundary.
10558 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10560 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10561 for unrepresentable subregs or treat them as equal to other regs
10562 or subregs with the same register number.
10564 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10566 PR middle-end/35432
10567 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10570 2008-08-06 Jan Hubicka <jh@suse.cz>
10572 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10573 frequencies might be hot.
10575 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10577 * reload.c (find_reloads): Force constants into literal pool
10578 also if they are wrapped in a SUBREG.
10580 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10583 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10584 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10585 Don't allow predicated instructions for data speculation.
10586 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10589 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10591 * haifa-sched.c (extend_global): Split to extend_global_data and
10592 extend_region_data. Update all uses.
10593 (extend_all): Rename to extend_block_data.
10595 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10597 * sched-rgn.c (new_ready): Check if instruction can be
10598 speculatively scheduled before attempting speculation.
10599 (debug_rgn_dependencies): Remove wrongful assert.
10601 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10603 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10605 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10607 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10608 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10609 va_size, and type_size.
10611 2008-08-04 Jason Merrill <jason@redhat.com>
10614 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10615 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10617 2008-08-05 Richard Henderson <rth@redhat.com>
10619 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10620 * configure: Rebuild.
10622 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10625 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10626 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10629 2008-08-05 Richard Henderson <rth@redhat.com>
10631 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10632 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10633 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10634 * common.opt (fdwarf2-cfi-asm): New.
10635 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10636 * config.in, configure: Rebuild.
10637 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10638 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10640 (dw2_force_const_mem): Externalize.
10641 * dwarf2asm.h: Update.
10642 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10643 generate a real label.
10644 (output_cfi_directive): New.
10645 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10646 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10647 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10649 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10650 (output_loc_operands_raw, output_loc_sequence_raw): New.
10651 (output_cfa_loc_raw): New.
10653 2008-08-05 Paul Brook <paul@codesourcery.com>
10655 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10656 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10657 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10658 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10659 * config/arm/arm.h (TARGET_VFPD32): Define.
10660 (TARGET_VFP3): Use TARGET_VFPD32.
10661 (fputype): Add FPUTYPE_VFP3D16.
10662 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10663 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10664 * config/arm/arm-cores.def: Add cortex-r4f.
10665 * config/arm/arm-tune.md: Regenerate.
10667 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10669 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10670 Reword some comments throughout the file.
10672 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10673 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10674 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10675 MFC_MIN_DMA_LIST_ELEMENTS.
10676 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10677 MFC_MAX_DMA_LIST_ELEMENTS.
10679 (MFC_START_ENABLE): Remove PPU-only define.
10680 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10681 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10683 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10684 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10685 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10686 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10687 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10688 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10689 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10691 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10692 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10693 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10694 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10696 (spu_read_machine_status): Fix typo.
10698 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10700 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10701 SUBREG of multi-word hard register.
10702 * config/spu/spu.c (valid_subreg): Likewise.
10703 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10705 2008-08-04 Richard Guenther <rguenther@suse.de>
10707 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10708 the candidate with the stripped base if that base is different
10709 from the original base even for offset zero.
10711 2008-08-04 Richard Guenther <rguenther@suse.de>
10713 PR middle-end/36691
10714 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10715 check for no_overflow.
10717 2008-08-04 Richard Guenther <rguenther@suse.de>
10719 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10721 2008-08-04 Paul Brook <paul@codesourcery.com>
10723 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10724 (arm_order_regs_for_local_alloc): New function.
10725 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10727 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10729 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10732 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10733 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10734 (ix86_expand_epilogue): Likewise.
10736 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10738 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10741 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10743 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10744 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10745 (*movv2sf_internal_rex64): Ditto.
10747 2008-08-03 Jan Hubicka <jh@suse.cz>
10749 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10750 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10751 * expmed.c (expand_smod_pow2): Likewise.
10753 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10756 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10757 alternative 0 of operand 1.
10758 (*vec_concatv2di_rex64_sse): Ditto.
10759 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10761 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10762 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10763 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10764 (*movv2sf_internal_rex64): Ditto.
10766 2008-08-02 Richard Guenther <rguenther@suse.de>
10769 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10770 (ssedoublesizemode): New mode attribute.
10771 (sse_shufps): Call gen_sse_shufps_v4sf.
10772 (sse_shufps_1): Macroize.
10773 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10774 (sse2_shufpd_1): Macroize.
10775 (vec_extract_odd, vec_extract_even): New expanders.
10776 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10777 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10778 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10779 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10780 (ix86_expand_vector_set): Likewise.
10781 (ix86_expand_reduc_v4sf): Likewise.
10783 2008-08-01 Doug Kwan <dougkwan@google.com>
10785 * matrix-reorg.c: Re-enable all code.
10786 (struct malloc_call_data): Change CALL_STMT to gimple type.
10787 (collect_data_for_malloc_call): Tuplify.
10788 (struct access_site_info): Change STMT to gimple type.
10789 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10790 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10791 (struct free_info): Change STMT to gimple type.
10792 (struct matrix_access_phi_node): Change PHI to gimple type.
10793 (get_inner_of_cast_expr): Remove.
10794 (may_flatten_matrices_1): Tuplify.
10795 (may_flatten_matrices): Ditto.
10796 (mark_min_matrix_escape_level): Ditto.
10797 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10798 (ssa_accessed_in_call_rhs): New
10799 (ssa_accessed_in_assign_rhs): New
10800 (record_access_alloc_site_info): Tuplify.
10801 (add_allocation_site): Ditto.
10802 (analyze_matrix_allocation_site): Ditto.
10803 (analyze_transpose): Ditto.
10804 (get_index_from_offset): Ditto.
10805 (update_type_size): Ditto.
10806 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10807 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10808 (analyze_accesses_for_phi_node): Tuplify.
10809 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10810 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10811 (analyze_matrix_accesses): Tuplify.
10812 (check_var_data): New call-back type for check_var_notmodified_p.
10813 (check_var_notmodified_p): Tuplify and use call-back struct to
10814 return statement found.
10815 (can_calculate_expr_before_stmt): Factor out statement related code
10817 (can_calculate_stmt_before_stmt): New.
10818 (check_allocation_function): Tuplify.
10819 (find_sites_in_func): Ditto.
10820 (record_all_accesses_in_func): Ditto.
10821 (transform_access_sites): Ditto.
10822 (transform_allocation_sites): Ditto.
10823 (matrix_reorg): Re-enable.
10824 (gate_matrix_reorg): Re-enable.
10826 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10828 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10829 for labels for which it hasn't been set yet. If it has been set,
10830 stop walking insns and continue with next worklist item.
10831 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10832 if the only BARRIER is at the very end of a function.
10834 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10836 * cfgexpand.c (expand_stack_alignment): Assert that
10837 stack_realign_drap and drap_rtx must match.
10839 * function.c (instantiate_new_reg): If DRAP is used to realign
10840 stack, replace virtual_incoming_args_rtx with internal arg
10843 2008-08-01 Richard Guenther <rguenther@suse.de>
10845 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10846 loop information only if we initialized it.
10847 (execute_pre): Call fini_pre with in_fre.
10848 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10849 if we do not unroll because we hit max-completely-peeled-insns.
10850 Use our estimation for consistency, do allow shrinking.
10852 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10854 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10855 with MIN_STACK_BOUNDARY.
10856 (ix86_update_stack_boundary): Likewise.
10857 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10860 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10861 (MIN_STACK_BOUNDARY): This.
10863 2008-08-01 Richard Guenther <rguenther@suse.de>
10865 PR middle-end/36997
10866 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10868 2008-08-01 Richard Guenther <rguenther@suse.de>
10870 PR tree-optimization/36988
10871 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10872 do not matter if that doesn't change volatile qualification.
10874 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10876 * configure.ac: Do not generate libada-mk. Do not subst
10877 host_cc_for_libada.
10878 * libada-mk.in: Remove.
10879 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10880 * configure: Regenerate.
10882 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10884 * tree-pass.h: Added comment about not dumping passes with name
10885 starting with star in struct opt_pass.
10886 * passes.c (register_dump_files_1): Don't do dump for a pass with
10887 name starting with star.
10888 * doc/passes.texi (Pass manager): Mention pass names and special
10889 meaning of star prefix to avoid dump.
10891 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10893 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10895 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10896 (ISA_MIPS64R2): New macro.
10897 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10898 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10899 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10900 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10901 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10902 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10903 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10904 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10905 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10906 Move up to keep list alphabetically sorted.
10907 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10908 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10910 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10911 (-march=@var{arch}): Add mips64r2.
10913 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10915 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10917 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10919 * expr.c (expand_assignment): Check for complete type.
10921 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10924 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10926 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10927 for stack alignment.
10929 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10931 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10933 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10934 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10936 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10938 PR rtl-optimization/36419
10939 * dwarf2out.c (barrier_args_size): New variable.
10940 (compute_barrier_args_size, compute_barrier_args_size_1): New
10942 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10943 if not called yet in the current function, use barrier_args_size
10944 array to find the new args_size value.
10945 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10947 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10950 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10953 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10956 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10957 (dwarf2out_stack_adjust): Use it.
10958 (dwarf2out_frame_debug_expr): Likewise.
10960 2008-07-31 Richard Guenther <rguenther@suse.de>
10962 PR tree-optimization/36978
10963 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10964 the generated condition.
10966 2008-07-31 Richard Guenther <rguenther@suse.de>
10968 * passes.c (init_optimization_passes): Always call
10969 pass_early_warn_uninitialized.
10970 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10971 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10972 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10974 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10977 * builtins.c (maybe_emit_free_warning): New function.
10978 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10979 maybe_emit_free_warning for BUILT_IN_FREE.
10982 * dwarf2out.c (get_context_die): New function.
10983 (force_decl_die, force_type_die): Use it.
10984 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10985 returns NULL, force generation of DW_TAG_typedef and put that into
10988 PR preprocessor/36649
10989 * c-pch.c (c_common_read_pch): Save and restore
10990 line_table->trace_includes across PCH restore.
10992 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10995 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10997 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11000 * final.c (call_from_call_insn): Handle COND_EXEC.
11002 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11004 * builtins.c (std_gimplify_va_arg_expr): Replace
11005 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11006 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11008 2008-07-30 Joey Ye <joey.ye@intel.com>
11009 H.J. Lu <hongjiu.lu@intel.com>
11011 * builtins.c (expand_builtin_setjmp_receiver): Replace
11012 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11013 (expand_builtin_apply_args_1): Likewise.
11014 (expand_builtin_longjmp): Need DRAP for stack alignment.
11015 (expand_builtin_apply): Likewise.
11017 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11018 instead of assign_stack_local to allow alignment reduction.
11020 * calls.c (emit_call_1): Need DRAP for stack alignment if
11022 (expand_call): Replace virtual_incoming_args_rtx with
11023 crtl->args.internal_arg_pointer.
11024 * stmt.c (expand_nl_goto_receiver): Likewise.
11026 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11027 alignment and store to stack_alignment_estimated and
11028 max_used_stack_slot_alignment.
11029 (expand_one_var): Likewise.
11030 (expand_stack_alignment): New function.
11031 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11032 and stack_alignment_estimated fields in rtl_data. Call
11033 expand_stack_alignment at end.
11035 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11036 (MAX_STACK_ALIGNMENT): Likewise.
11037 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11038 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11040 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11041 stack alignment when generating virtual registers.
11043 * function.c (assign_stack_local): Renamed to ...
11044 (assign_stack_local_1): This. Add a parameter to indicate
11045 if it is OK to reduce alignment.
11046 (assign_stack_local): Use it.
11047 (instantiate_new_reg): Instantiate virtual incoming args rtx
11048 to vDRAP if stack realignment and DRAP is needed.
11049 (assign_parms): Collect parameter/return type alignment and
11050 contribute to stack_alignment_estimated.
11051 (locate_and_pad_parm): Likewise.
11052 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11053 with crtl->args.internal_arg_pointer.
11055 * function.h (rtl_data): Add new field drap_reg,
11056 max_used_stack_slot_alignment, stack_alignment_estimated,
11057 stack_realign_needed, need_drap, stack_realign_processed and
11058 stack_realign_finalized.
11059 (stack_realign_fp): New macro.
11060 (stack_realign_drap): Likewise.
11062 * global.c (compute_regsets): Frame pointer is needed when
11063 stack is realigned. Can eliminate frame pointer when stack is
11064 realigned and dynamic realigned argument pointer isn't used.
11066 * reload1.c (update_eliminables): Frame pointer is needed
11067 when stack is realigned.
11068 (init_elim_table): Can eliminate frame pointer when stack is
11069 realigned and dynamic realigned argument pointer isn't used.
11071 * rtl.h (assign_stack_local_1): Declare new funtion.
11073 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11074 (TARGET_GET_DRAP_RTX): Likewise.
11075 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11076 TARGET_GET_DRAP_RTX.
11078 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11080 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11081 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11083 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11084 H.J. Lu <hongjiu.lu@intel.com>
11086 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11087 vdrap_reg, stack_realign and drap_reg_saved.
11088 (add_cfi): Don't allow redefining CFA when DRAP is used.
11089 (reg_save): Handle stack alignment.
11090 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11091 alignment. Don't generate DWARF information for (set fp sp)
11093 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11095 (int_loc_descriptor): Move prototype forward. Also define if
11096 DWARF2_UNWIND_INFO is true.
11097 (output_cfa_loc): Handle DW_CFA_expression.
11098 (build_cfa_aligned_loc): New.
11099 (based_loc_descr): Update assert for stack realign. For local
11100 variables, use sp+offset when stack is aligned without drap and
11101 fp+offset when stack is aligned with drap. For arguments, use
11102 cfa+offset when drap is used to align stack.
11104 2008-07-30 Joey Ye <joey.ye@intel.com>
11105 H.J. Lu <hongjiu.lu@intel.com>
11107 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11109 (ix86_gen_andsp): New.
11110 (ix86_user_incoming_stack_boundary): Likewise.
11111 (ix86_default_incoming_stack_boundary): Likewise.
11112 (ix86_incoming_stack_boundary): Likewise.
11113 (ix86_can_eliminate): Likewise.
11114 (find_drap_reg): Likewise.
11115 (ix86_update_stack_boundary): Likewise.
11116 (ix86_get_drap_rtx): Likewise.
11117 (ix86_finalize_stack_realign_flags): Likewise.
11118 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11119 (TARGET_GET_DRAP_RTX): Likewise.
11120 (override_options): Overide option value for new options.
11121 (ix86_function_ok_for_sibcall): Remove check for
11122 force_align_arg_pointer.
11123 (ix86_handle_cconv_attribute): Likewise.
11124 (ix86_function_regparm): Likewise.
11125 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11126 (ix86_va_start): Replace virtual_incoming_args_rtx with
11127 crtl->args.internal_arg_pointer.
11128 (ix86_select_alt_pic_regnum): Check DRAP register.
11129 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11130 (ix86_compute_frame_layout): Compute frame layout wrt stack
11132 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11133 (ix86_expand_prologue): Decide if stack realignment is needed
11134 and generate prologue code accordingly.
11135 (ix86_expand_epilogue): Generate epilogue code wrt stack
11136 realignment is really needed or not.
11138 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11139 (ABI_STACK_BOUNDARY): Likewise.
11140 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11141 (STACK_REALIGN_DEFAULT): Likewise.
11142 (INCOMING_STACK_BOUNDARY): Likewise.
11143 (MAX_STACK_ALIGNMENT): Likewise.
11144 (ix86_incoming_stack_boundary): Likewise.
11145 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11146 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11147 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11148 (machine_function): Remove force_align_arg_pointer.
11150 * config/i386/i386.md (BX_REG): New.
11151 (R13_REG): Likewise.
11153 * config/i386/i386.opt (mforce_drap): New.
11154 (mincoming-stack-boundary): Likewise.
11155 (mstackrealign): Add Init(-1).
11157 * config/i386/i386-protos.h (ix86_can_eliminate): New
11159 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11161 * doc/extend.texi: Update force_align_arg_pointer.
11163 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11166 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11167 (INCOMING_STACK_BOUNDARY): Likewise.
11168 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11169 (TARGET_GET_DRAP_RTX): Likewise.
11171 2008-07-30 Andreas Schwab <schwab@suse.de>
11173 PR rtl-optimization/36929
11174 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11175 add_insn_before and fix argument order.
11176 (replace_inc_dec_mem): Handle NULL rtx.
11178 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11180 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11182 (arm_compute_initial_elimination_offset): Use it.
11183 (arm_compute_save_reg_mask): Include static chain save slot when
11184 calculating alignment.
11185 (arm_get_frame_offsets): Ditto.
11186 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11187 that we can use to decrement the stack when the stack decrement
11188 could be too big for an immediate value in a single insn.
11189 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11191 2008-07-30 Richard Guenther <rguenther@suse.de>
11193 PR tree-optimization/36967
11194 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11195 Release defs of statements we remove.
11197 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11199 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11200 instead of NULL_RTVEC.
11202 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11206 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11209 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11211 * final.c (call_from_call_insn): New.
11212 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11214 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11216 * configure.ac: Substitute ADA_CFLAGS.
11217 * configure: Regenerate.
11218 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11219 * Makefile.in: Remove mention of X_* variables.
11220 * config/pa/x-ada-hpux10: Remove.
11221 * config/pa/x-ada: Remove.
11223 * doc/fragments.texi: Update.
11225 2008-07-30 Olivier Hainque <hainque@adacore.com>
11227 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11228 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11229 __dso_handle explicitly here.
11231 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11234 * c-typeck.c (build_binary_op): Encapsulate code into...
11235 * c-common.c (shorten_binary_op): ...this new function.
11236 (conversion_warning): Use the new function. Handle non-negative
11237 constant in bitwise-and.
11238 * c-common.h (shorten_binary_op): Declare.
11240 2008-07-30 Olivier Hainque <hainque@adacore.com>
11242 * scan.c (make_sstring_space): Add explicit conversions of
11243 allocator's return value.
11244 * fix-header.c (recognized_function): Likewise.
11246 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11248 * doc/cpp.texi: Update to GFDL 1.2.
11249 * doc/gcc.texi: Do not list GPL as Invariant Section.
11250 * doc/gccint.texi: Likewise. Update copyright years.
11251 * doc/install.texi: Update copyright years.
11253 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11256 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11257 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11259 2008-07-29 Jan Hubicka <jh@suse.cz>
11261 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11262 (grokdeclarator): Likewise.
11263 * langhooks.c (lhd_warn_unused_global_decl): Use
11264 DECL_DECLARED_INLINE_P.
11265 * print-tree.c (print_node): Remove DECL_INLINE check.
11267 2008-07-29 Richard Guenther <rguenther@suse.de>
11269 PR tree-optimization/36945
11270 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11271 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11272 Record invariant addresses un-decomposed.
11273 (copy_reference_ops_from_call): Record reference call
11274 arguments properly. Simplify.
11275 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11276 helper split out from ...
11277 (create_component_ref_by_pieces): ... here. Simplify.
11278 Prepare for recursive invocation for call arguments.
11279 (create_expression_by_pieces): Adjust call to
11280 create_component_ref_by_pieces.
11281 (compute_avail): Process operand 2 of reference ops.
11283 2008-07-29 Richard Guenther <rguenther@suse.de>
11285 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11287 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11289 * c-format.c (check_format_types): Revert unwanted checkin.
11291 2008-07-29 Jan Hubicka <jh@suse.cz>
11293 * flags.h (flag_really_no_inline): Remove.
11294 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11295 * toplev.c (flag_really_no_inline): Remove.
11296 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11297 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11298 (cgraph_decide_inlining_incrementally): Likewise.
11299 (compute_inline_parameters): Likewise.
11300 * opts.c (decode_options): Simplify.
11301 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11302 * common.opt (finline): Initialize to 1.
11303 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11305 2008-07-29 Jan Hubicka <jh@suse.cz>
11307 * predict.c (always_optimize_for_size_p): New function.
11308 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11309 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11310 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11312 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11313 * function.c (prepare_function_start): Set default profile.
11314 * function.h (rtl_data): Add maybe_hot_insn_p.
11315 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11316 (construct_exit_block): Likewise.
11317 (tree_expand_cfg): Likewise.
11319 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11320 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11321 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11322 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11325 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11328 * c-decl.c (merge_decls): Merge USED flags.
11330 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11332 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11333 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11334 next_stack, lab_false and lab_over trees.
11336 2008-07-28 Richard Guenther <rguenther@suse.de>
11338 PR tree-optimization/36957
11339 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11340 (useless_type_conversion_p): Remove.
11341 (types_compatible_p): Remove.
11342 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11343 (useless_type_conversion_p): Declare.
11344 (types_compatible_p): Declare.
11345 (gimple_expr_type): Return the base type only if it is
11346 trivially convertible to the subtype.
11348 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11350 * configure.ac: Use the m4_do macro to concatenate the warnings into
11351 one string in ACX_PROG_CC_WARNING_OPTS,
11352 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11353 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11354 * configure: Regenerate.
11356 2008-07-28 Richard Guenther <rguenther@suse.de>
11358 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11359 (insert_fake_stores): Remove.
11360 (realify_fake_stores): Likewise.
11361 (execute_pre): Remove dead code.
11362 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11363 (find_func_aliases): Deal with it here instead.
11364 Re-enable gcc_unreachable call.
11366 2008-07-28 Richard Guenther <rguenther@suse.de>
11368 Merge from gimple-tuples-branch.
11370 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11371 * gimple.def: New file.
11372 * gsstruct.def: Likewise.
11373 * gimple-iterator.c: Likewise.
11374 * gimple-pretty-print.c: Likewise.
11375 * tree-gimple.c: Removed. Merged into ...
11376 * gimple.c: ... here. New file.
11377 * tree-gimple.h: Removed. Merged into ...
11378 * gimple.h: ... here. New file.
11380 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11381 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11382 --enable-checking=gimple flag.
11383 * config.in: Likewise.
11384 * configure: Regenerated.
11386 * tree-ssa-operands.h: Tuplified.
11387 * tree-vrp.c: Likewise.
11388 * tree-loop-linear.c: Likewise.
11389 * tree-into-ssa.c: Likewise.
11390 * tree-ssa-loop-im.c: Likewise.
11391 * tree-dump.c: Likewise.
11392 * tree-complex.c: Likewise.
11393 * cgraphbuild.c: Likewise.
11394 * tree-ssa-threadupdate.c: Likewise.
11395 * tree-ssa-loop-niter.c: Likewise.
11396 * tree-pretty-print.c: Likewise.
11397 * tracer.c: Likewise.
11398 * gengtype.c: Likewise.
11399 * tree-loop-distribution.c: Likewise.
11400 * tree-ssa-loop-unswitch.c: Likewise.
11401 * cgraph.c: Likewise.
11402 * cgraph.h: Likewise.
11403 * tree-ssa-loop-manip.c: Likewise.
11404 * value-prof.c: Likewise.
11405 * tree-ssa-loop-ch.c: Likewise.
11406 * tree-tailcall.c: Likewise.
11407 * value-prof.h: Likewise.
11408 * tree.c: Likewise.
11409 * tree.h: Likewise.
11410 * tree-pass.h: Likewise.
11411 * ipa-cp.c: Likewise.
11412 * tree-scalar-evolution.c: Likewise.
11413 * tree-scalar-evolution.h: Likewise.
11414 * target.h: Likewise.
11415 * lambda-mat.c: Likewise.
11416 * tree-phinodes.c: Likewise.
11417 * diagnostic.h: Likewise.
11418 * builtins.c: Likewise.
11419 * tree-ssa-alias-warnings.c: Likewise.
11420 * cfghooks.c: Likewise.
11421 * fold-const.c: Likewise.
11422 * cfghooks.h: Likewise.
11423 * omp-low.c: Likewise.
11424 * tree-ssa-dse.c: Likewise.
11425 * ipa-reference.c: Likewise.
11426 * tree-ssa-uncprop.c: Likewise.
11427 * toplev.c: Likewise.
11428 * tree-gimple.c: Likewise.
11429 * tree-gimple.h: Likewise.
11430 * tree-chrec.c: Likewise.
11431 * tree-chrec.h: Likewise.
11432 * tree-ssa-sccvn.c: Likewise.
11433 * tree-ssa-sccvn.h: Likewise.
11434 * cgraphunit.c: Likewise.
11435 * tree-ssa-copyrename.c: Likewise.
11436 * tree-ssa-ccp.c: Likewise.
11437 * tree-ssa-loop-ivopts.c: Likewise.
11438 * tree-nomudflap.c: Likewise.
11439 * tree-call-cdce.c: Likewise.
11440 * ipa-pure-const.c: Likewise.
11441 * c-format.c: Likewise.
11442 * tree-stdarg.c: Likewise.
11443 * tree-ssa-math-opts.c: Likewise.
11444 * tree-ssa-dom.c: Likewise.
11445 * tree-nrv.c: Likewise.
11446 * tree-ssa-propagate.c: Likewise.
11447 * ipa-utils.c: Likewise.
11448 * tree-ssa-propagate.h: Likewise.
11449 * tree-ssa-alias.c: Likewise.
11450 * gimple-low.c: Likewise.
11451 * tree-ssa-sink.c: Likewise.
11452 * ipa-inline.c: Likewise.
11453 * c-semantics.c: Likewise.
11454 * dwarf2out.c: Likewise.
11455 * expr.c: Likewise.
11456 * tree-ssa-loop-ivcanon.c: Likewise.
11457 * predict.c: Likewise.
11458 * tree-ssa-loop.c: Likewise.
11459 * tree-parloops.c: Likewise.
11460 * tree-ssa-address.c: Likewise.
11461 * tree-ssa-ifcombine.c: Likewise.
11462 * matrix-reorg.c: Likewise.
11463 * c-decl.c: Likewise.
11464 * tree-eh.c: Likewise.
11465 * c-pretty-print.c: Likewise.
11466 * lambda-trans.c: Likewise.
11467 * function.c: Likewise.
11468 * langhooks.c: Likewise.
11469 * ebitmap.h: Likewise.
11470 * tree-vectorizer.c: Likewise.
11471 * function.h: Likewise.
11472 * langhooks.h: Likewise.
11473 * tree-vectorizer.h: Likewise.
11474 * ipa-type-escape.c: Likewise.
11475 * ipa-type-escape.h: Likewise.
11476 * domwalk.c: Likewise.
11477 * tree-if-conv.c: Likewise.
11478 * profile.c: Likewise.
11479 * domwalk.h: Likewise.
11480 * tree-data-ref.c: Likewise.
11481 * tree-data-ref.h: Likewise.
11482 * tree-flow-inline.h: Likewise.
11483 * tree-affine.c: Likewise.
11484 * tree-vect-analyze.c: Likewise.
11485 * c-typeck.c: Likewise.
11486 * gimplify.c: Likewise.
11487 * coretypes.h: Likewise.
11488 * tree-ssa-phiopt.c: Likewise.
11489 * calls.c: Likewise.
11490 * tree-ssa-coalesce.c: Likewise.
11491 * tree.def: Likewise.
11492 * tree-dfa.c: Likewise.
11493 * except.c: Likewise.
11494 * except.h: Likewise.
11495 * cfgexpand.c: Likewise.
11496 * tree-cfgcleanup.c: Likewise.
11497 * tree-ssa-pre.c: Likewise.
11498 * tree-ssa-live.c: Likewise.
11499 * tree-sra.c: Likewise.
11500 * tree-ssa-live.h: Likewise.
11501 * tree-predcom.c: Likewise.
11502 * lambda.h: Likewise.
11503 * tree-mudflap.c: Likewise.
11504 * ipa-prop.c: Likewise.
11505 * print-tree.c: Likewise.
11506 * tree-ssa-copy.c: Likewise.
11507 * ipa-prop.h: Likewise.
11508 * tree-ssa-forwprop.c: Likewise.
11509 * ggc-page.c: Likewise.
11510 * c-omp.c: Likewise.
11511 * tree-ssa-dce.c: Likewise.
11512 * tree-vect-patterns.c: Likewise.
11513 * tree-ssa-ter.c: Likewise.
11514 * tree-nested.c: Likewise.
11515 * tree-ssa.c: Likewise.
11516 * lambda-code.c: Likewise.
11517 * tree-ssa-loop-prefetch.c: Likewise.
11518 * tree-inline.c: Likewise.
11519 * tree-inline.h: Likewise.
11520 * tree-iterator.c: Likewise.
11521 * tree-optimize.c: Likewise.
11522 * tree-ssa-phiprop.c: Likewise.
11523 * tree-vect-transform.c: Likewise.
11524 * tree-object-size.c: Likewise.
11525 * tree-outof-ssa.c: Likewise.
11526 * cfgloop.c: Likewise.
11527 * system.h: Likewise.
11528 * tree-profile.c: Likewise.
11529 * cfgloop.h: Likewise.
11530 * c-gimplify.c: Likewise.
11531 * c-common.c: Likewise.
11532 * tree-vect-generic.c: Likewise.
11533 * tree-flow.h: Likewise.
11534 * c-common.h: Likewise.
11535 * basic-block.h: Likewise.
11536 * tree-ssa-structalias.c: Likewise.
11537 * tree-switch-conversion.c: Likewise.
11538 * tree-ssa-structalias.h: Likewise.
11539 * tree-cfg.c: Likewise.
11540 * passes.c: Likewise.
11541 * ipa-struct-reorg.c: Likewise.
11542 * ipa-struct-reorg.h: Likewise.
11543 * tree-ssa-reassoc.c: Likewise.
11544 * cfgrtl.c: Likewise.
11545 * varpool.c: Likewise.
11546 * stmt.c: Likewise.
11547 * tree-ssanames.c: Likewise.
11548 * tree-ssa-threadedge.c: Likewise.
11549 * langhooks-def.h: Likewise.
11550 * tree-ssa-operands.c: Likewise.
11551 * config/alpha/alpha.c: Likewise.
11552 * config/frv/frv.c: Likewise.
11553 * config/s390/s390.c: Likewise.
11554 * config/m32c/m32c.c: Likewise.
11555 * config/m32c/m32c-protos.h: Likewise.
11556 * config/spu/spu.c: Likewise.
11557 * config/sparc/sparc.c: Likewise.
11558 * config/i386/i386.c: Likewise.
11559 * config/sh/sh.c: Likewise.
11560 * config/xtensa/xtensa.c: Likewise.
11561 * config/stormy16/stormy16.c: Likewise.
11562 * config/ia64/ia64.c: Likewise.
11563 * config/rs6000/rs6000.c: Likewise.
11564 * config/pa/pa.c: Likewise.
11565 * config/mips/mips.c: Likewise.
11567 2008-07-28 Simon Baldwin <simonb@google.com>
11569 * c-pragma.c (handle_pragma_message): New function.
11570 (init_pragma): Register handle_pragma_message.
11571 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11574 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11576 PR tree-optimization/35252
11577 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11578 REALPART_EXPR to be considered as same load operation.
11580 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11582 PR tree-optimization/36830
11583 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11584 (expressions_equal_p): Return false if only one operand is null.
11586 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11588 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11589 version requirements.
11591 2008-07-26 Olivier Hainque <hainque@adacore.com>
11593 * collect2.c (symkind): New enum. Symbol kinds we care about.
11594 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11595 code and head comment accordingly.
11596 (scan_prog_file): Use symkind names instead of bare integers.
11598 2008-07-25 Jan Hubicka <jh@suse.cz>
11600 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11602 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11603 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11604 * dojump.c (clear_pending_stack_adjust): Likewise.
11605 * print-tree.c (print_node): Ignore DECL_INLINE.
11606 * tree-inline.c (inlinable_function_p): Likewise.
11608 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11610 * doc/extend.texi (hot attribute): Document that the hot attribute
11611 turns on -O3 for some ports.
11612 (cold attribute): Document that the cold attribute turns on -Os
11615 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11616 reflect function specific option support.
11618 * target.h (struct target_option_hooks): Add fields to say whether
11619 the cold attribute implies -Os and the hot attribute implies -O3.
11621 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11622 By default, do not turn on -Os for cold functions.
11623 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11624 not turn on -O3 for hot functions.
11626 * c-common.c (handle_hot_attribute): Use target hook to determine
11627 if hot functions should enable -O3.
11628 (handle_cold_attribute): Use target hook to determine if cold
11629 functions should enable -Os.
11631 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11632 (override_options): Move disable scheduling to
11633 optimization_options.
11634 (optimization_options): Disable scheduling here, not
11636 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11637 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11639 * config/ia64/ia64.c (ia64_override_options): Move setting
11640 scheduling flags to ia64_optimization_options.
11641 (ia64_optimization_options): Disable scheduling options here, and
11642 not in ia64_override_options.
11643 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11644 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11646 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11649 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11651 2008-07-25 Martin Jambor <mjambor@suse.cz>
11653 PR tree-optimization/36926
11654 * ipa-prop.c (ipa_analyze_call_uses): Call
11655 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11657 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11659 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11660 movv2si_internal): Add mem = reg alternative.
11662 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11665 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11666 DEFAULT_PCC_STRUCT_RETURN to 127.
11668 2008-07-24 Jan Hubicka <jh@suse.cz>
11670 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11671 (build_cgraph_edges): Likewise.
11672 * cgraph.c (cgraph_node): Do not update assembler hash.
11673 (cgraph_remove_node): Drop non-unit-at-a-time code.
11674 * tree-pass.h (pass_O0_always_inline): Remove.
11675 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11676 * toplev.c (process_options): Flag unit-at-a-time does not imply
11677 no section anchors.
11678 * cgraphunit.c: Update comments.
11679 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11680 (cgraph_assemble_pending_functions): Remove.
11681 (cgraph_reset_node): Drop non-unit-at-a-time code.
11682 (cgraph_finalize_function): Likewise.
11683 (cgraph_analyze_function): Likewise.
11684 (cgraph_finalize_compilation_unit): Likewise.
11685 (cgraph_expand_function): Likewise.
11686 (cgraph_optimize): Likesise.
11687 (save_inline_function_body): Likewise.
11688 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11689 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11690 * ipa-inline.c: Update comments.
11691 (enum inlining_mode): remove INLINE_SPEED.
11692 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11693 (cgraph_mark_inline_edge): Likewise.
11694 (try_inline): Likewise.
11695 (cgraph_decide_inlining_incrementally): Likewise.
11696 (cgraph_gate_inlining): Remove.
11697 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11698 (cgraph_gate_early_inlining): Likewise.
11699 (gate_inline_passes): Remove.
11700 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11701 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11702 pass_O0_always_inline): Remove.
11703 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11704 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11705 * opts.c (no_unit_at_a_time_default): Remove.
11706 (decode_options): Remove flag_unit_at_a_time reset and warning.
11707 * opts.h (no_unit_at_a_time_default): Remove.
11708 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11709 early in GNU dialect.
11710 (merge_decls): Update comment; drop unit-at-a-time check.
11711 (finish_decl): Likewise.
11712 (grok_declaration): Remove flag_inline_trees code.
11713 (finish_functions): Return on function returning non-void on all
11715 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11716 * cfgexpand.c (expand_one_static_var): Remove.
11717 (expand_one_var): Remove expand_one_static_var call.
11718 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11719 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11720 and flag_unit_at_a-time compatibility checks.
11721 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11722 * tree-inline.c (flag_inline_trees): Remove.
11723 (inlinable_function_p): Don't check it.
11724 (expand_call_inline): Remove non-unit-at-a-time code.
11725 * tree-inline.h (flag_inline_trees): Remove.
11726 * tree-optimize.c (execute_early_local_optimizations): Remove
11727 unit-at-a-time checks.
11728 (tree_rest_of_compilation): Likewise.
11729 * combine.c (setup_incoming_promotions): Likewise.
11730 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11731 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11732 * passes.c (pass_inline_parameters): Update comments; remove
11733 O0_alwaysinline pass.
11734 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11735 (execute_one_pass): Likewise.
11736 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11737 (ix86_function_sseregparm): Likewise.
11738 * arm.c (arm_function_in_section_p): Likewise.
11739 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11740 * varpool.c: Update comments.
11741 (decide_is_variable_needed): Remove unit-at-a-time checks.
11742 (varpool_finalize_decl): Likewise.
11744 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11746 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11747 to 2 instead of -1.
11748 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11750 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11752 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11753 imp symbol extension.
11755 2008-07-23 Ian Lance Taylor <iant@google.com>
11757 * tree-vrp.c (infer_value_range): Ignore asm statements when
11758 looking for memory accesses for -fdelete-null-pointer-checks.
11760 2008-07-24 Ben Elliston <bje@au.ibm.com>
11762 * config/spu/spu-c.c (__vector_keyword): New variable.
11763 (vector_keyword): Likewise.
11764 (spu_categorize_keyword): New function.
11765 (spu_macro_to_expand): Likewise.
11766 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11767 compiling an ISO C dialect.
11769 2008-07-24 Ben Elliston <bje@au.ibm.com>
11771 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11772 conventional usage.
11774 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11776 * configure: Regenerate.
11777 * configure.ac: Require texinfo 4.7.
11778 * doc/install.texi: Document texinfo 4.7 requirement.
11780 2008-07-23 Martin Jambor <mjambor@suse.cz>
11782 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11783 rather than for DECL_SAVED_TREE.
11784 * ipa-prop.c: Include diagnostic.h.
11785 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11787 (ipa_detect_param_modifications): Function rewritten from scratch.
11788 (ipa_compute_jump_functions): Changed accesses to modification flags.
11789 (ipa_free_node_params_substructures): Update flags destruction.
11790 (ipa_node_duplication_hook): Update flags duplication.
11791 (ipa_print_all_params_modified): Updated flag access.
11792 * ipa-prop.h (struct ipa_param_flags): New structure.
11793 (struct ipa_node_params): New field modification_analysis_done,
11794 modified_flags changed into param_flags.
11795 (ipa_is_ith_param_modified): Changed to use new flags.
11796 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11798 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11799 ipa-cp.c and split into two functions.
11800 (ipa_print_node_jump_functions): New function.
11801 (compute_scalar_jump_functions): New function.
11802 (type_like_member_ptr_p): New function.
11803 (compute_pass_through_member_ptrs): New function.
11804 (fill_member_ptr_cst_jump_function): New function.
11805 (determine_cst_member_ptr): New function.
11806 (compute_cst_member_ptr_arguments): New function.
11807 (ipa_compute_jump_functions): Complete rewrite.
11808 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11809 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11810 (struct ipa_member_ptr_cst): New structure.
11811 (union jump_func_value): New field member_cst.
11812 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11813 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11814 jump function types.
11815 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11816 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11817 instead of ipcp_print_all_jump_functions.
11818 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11819 only for replacable scalars.
11821 * doc/invoke.texi (Optimize options): Add description of
11822 -findirect-inlining.
11823 * common.opt (flag_indirect_inlining): New flag.
11824 * opts.c (decode_options): Set flag_indirect_inlining when
11827 * ipa-inline.c: Include ipa-prop.h.
11828 (inline_indirect_intraprocedural_analysis): New function.
11829 (inline_generate_summary): Allocate parameter and argument info
11830 structures, call inline_indirect_intraprocedural_analysis on each
11831 node when doing indirect inlining and deallocate indirect inlining
11832 data structures in the end.
11833 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11834 (free_all_ipa_structures_after_iinln): New function.
11835 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11837 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11839 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11840 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11841 of computing the frequency separately.
11842 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11843 of computing the frequency separately.
11844 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11845 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11846 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11847 (ipa_get_stmt_member_ptr_load_param): New function.
11848 (ipa_is_ssa_with_stmt_def): New function.
11849 (ipa_note_param_call): New function.
11850 (ipa_analyze_call_uses): New function.
11851 (ipa_analyze_stmt_uses): New function.
11852 (ipa_analyze_params_uses): New function.
11853 (ipa_free_node_params_substructures): Also free the param_calls linked
11855 (ipa_node_duplication_hook): Also duplicate the param_calls
11857 (ipa_print_node_param_flags): New function.
11858 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11859 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11860 * ipa-prop.h (struct ipa_param_flags): New field called.
11861 (struct ipa_param_call_note): New structure.
11862 (struct ipa_node_params): New fields param_calls and
11863 uses_analysis_done.
11864 (ipa_is_ith_param_called): New function.
11865 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11866 ipa_analyze_params_uses and dump parameter flags.
11868 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11869 ipa_propagate_indirect_call_infos if performing indirect inlining,
11870 pass a new parameter new_edges to it.
11871 (add_new_edges_to_heap): New fucntion.
11872 (cgraph_decide_inlining_of_small_functions): New vector
11873 new_indirect_edges for newly found indirect edges , call
11874 ipa_propagate_indirect_call_infos after inlining.
11875 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11876 inlining if performing indirect inlining. Call
11877 free_all_ipa_structures_after_iinln when doing so too.
11878 (inline_generate_summary): Do not call
11879 free_all_ipa_structures_after_iinln here.
11880 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11881 (print_edge_addition_message): New function.
11882 (update_call_notes_after_inlining): New function.
11883 (propagate_info_to_inlined_callees): New function.
11884 (ipa_propagate_indirect_call_infos): New function.
11885 * ipa-prop.h: Include cgraph.h
11886 (struct ipa_param_call_note): Fields reordered, new field processed.
11887 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11888 flag indirect_call.
11889 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11890 rediscovered call statements.
11891 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11892 (dump_cgraph_node): Dump also the indirect_call flag.
11893 (cgraph_clone_edge): Copy also the indirect_call flag.
11894 * tree-inline.c (copy_bb): Do not check for fndecls from call
11895 expressions, check for edge availability when moving clones.
11896 (get_indirect_callee_fndecl): New function.
11897 (expand_call_inline): If callee declaration is not apprent from
11898 the statement, try calling get_indirect_callee_fndecl. Do not
11899 issue warnings or call sorry when not inlinings an indirect edge.
11900 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11902 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11903 bit more frandly to matching.
11904 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11905 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11906 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11908 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11911 * opth-gen.awk: Suppress function specific features when building
11913 * optc-gen.awk: Ditto.
11915 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11918 * diagnostic.c (pedwarn): Add opt parameter.
11920 * c-tree.h (pedwarn_init): Add opt parameter.
11921 (pedwarn_c90): Likewise.
11922 (pedwarn_c99): Likewise.
11923 * c-errors.c (pedwarn_c99): Likewise.
11924 (pedwarn_c90): Likewise.
11925 * toplev.h (pedwarn): Update declaration.
11926 (pedwarn0): Declare.
11927 * c-lex.c: All calls to pedwarn changed.
11928 * builtins.c: All calls to pedwarn changed.
11929 * toplev.c: All calls to pedwarn changed.
11930 * c-decl.c: All calls to pedwarn changed.
11931 * c-typeck.c: All calls to pedwarn changed.
11932 * c-common.c: All calls to pedwarn changed.
11933 * c-parser.c: All calls to pedwarn changed.
11935 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11936 Karthik Kumar <karthikkumar@gmail.com>
11938 * attribs.c (file scope): Include c-common.h.
11939 (decl_attributes): Add support for #pragma GCC optimize and
11940 #pragma GCC option.
11942 * targhooks.c (default_can_inline_p): New function that is the
11943 default for the TARGET_CAN_INLINE_P target hook.
11945 * targhooks.h (default_can_inline_p): Add declaration.
11947 * tree.c (cl_optimization_node): New static tree for building
11948 OPTIMIZATION_NODE tree.
11949 (cl_target_option_node): New static tree for building
11950 TARGET_OPTION_NODE tree.
11951 (cl_option_hash_table): New hash table for hashing
11952 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11953 (cl_option_hash_hash): New function to provide the hash value for
11954 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11955 (cl_option_hash_eq): New function to provide an equality test for
11956 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11957 (tree_code_size): Add support for OPTIMIZATION_NODE and
11958 TARGET_OPTION_NODE trees.
11959 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11960 TARGET_OPTION_NODE trees.
11961 (build_optimization_node): Build a tree that has all of the
11962 current optimization options.
11963 (build_target_option_node): Build a tree that has the target
11964 options that might be changed on a per function basis.
11966 * tree.h (file scope): Include options.h.
11967 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11968 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11969 (TREE_OPTIMIZATION): Ditto.
11970 (TREE_TARGET_SPECIFIC): Ditto.
11971 (struct tree_function_decl): Add fields for remembering the
11972 current optimization options and target specific options.
11973 (struct tree_optimization_option): New tree variant that remembers
11974 the optimization options.
11975 (struct tree_target_option): New tree variant that remembers the
11976 target specific flags that might change for compiling a particular
11978 (union tree_node): Include tree_optimization_option and
11979 tree_target_option fields.
11980 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11981 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11982 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11983 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11984 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11985 optimization and target options.
11986 (optimization_default_node): New macro to refer to global_trees
11988 (optimization_current_node): Ditto.
11989 (optimization_cold_node): Ditto.
11990 (optimization_hot_node): Ditto.
11991 (target_option_default_node): Ditto.
11992 (target_option_current_node): Ditto.
11993 (current_option_pragma): Ditto.
11994 (current_optimize_pragma): Ditto.
11996 * target.h (struct gcc_target): Add valid_option_attribute_p,
11997 target_option_save, target_option_restore, target_option_print,
11998 target_option_pragma_parse, and can_inline_p hooks.
12000 * toplev.h (parse_optimize_options): Add declaration.
12001 (fast_math_flags_struct_set_p): Ditto.
12003 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12004 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12007 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12008 tree_can_inline_p hook to see if one function can inline another.
12009 (cgraph_decide_inlining): Ditto.
12010 (cgraph_decide_inlining_incrementally): Ditto.
12012 * opts.c (decode_options): Add support for running multiple times
12013 to allow functions with different target or optimization options
12014 than was specified on the command line.
12015 (fast_math_flags_struct_set_p): New function that is similar to
12016 fast_math_flags_set_p, except it uses the values in the
12017 cl_optimization structure instead of global variables.
12019 * optc-gen.awk: Add support for TargetSave to allow a back end to
12020 declare new fields that need to be saved when using function
12021 specific options. Include flags.h and target.h in the options.c
12022 source. Add support for Save to indicate which options can be set
12023 for individual functions. Generate cl_optimize_save,
12024 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12025 cl_target_option_restore, cl_target_option_print functions to
12026 allow functions to use different optimization or target options.
12028 * opt-functions.awk (var_type_struct): Return the type used for
12029 storing the field in a structure.
12031 * opth-gen.awk: Add support for TargetSave to allow a back end to
12032 declare new fields that need to be saved when using function
12033 specific options. Add support for Save to indicate which options
12034 can be set for individual functions. Only generate one extern for
12035 Mask fields. Generate cl_optimization and cl_target_option
12036 structures to remember optimization and target options.
12038 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12039 collecting new tree nodes.
12040 (TS_TARGET_OPTION): Ditto.
12042 * c-decl.c (merge_decls): Merge function specific target and
12043 optimization options.
12045 * function.c (invoke_set_current_function_hook): If the function
12046 uses different optimization options, change the global variables
12049 * coretypes.h (struct cl_optimization): Add forward reference.
12050 (struct cl_target_option): Ditto.
12052 * c-pragma.c (option_stack): New static vector to remember the
12053 current #pragma GCC option stack.
12054 (handle_pragma_option): New function to support #pragma GCC option
12055 to change target options.
12056 (optimize_stack): New static vector to remember the current
12057 #pragma GCC optimize stack.
12058 (handle_pragma_optimize): New function to support #pragma GCC
12059 optimize to change optimization options.
12060 (init_pragma): Add support for #pragma GCC optimize and #pragma
12063 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12064 optimization options.
12065 (TARGET_OPTION_NODE): New tree code for remembering certain target
12068 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12069 TARGET_OPTION_NODE trees.
12071 * common.opt (-O): Add Optimization flag.
12073 (-fmath-errno): Ditto.
12074 (-falign-functions): Add UInteger flag to make sure flag gets full
12075 int in cl_optimization structure.
12076 (-falign-jumps): Ditto.
12077 (-falign-labels): Ditto.
12078 (-falign-loops): Ditto.
12079 (-fsched-stalled-insns): Ditto.
12080 (-fsched-stalled-insns-dep): Ditto.
12082 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12084 (TARGET_OPTION_SAVE): Ditto.
12085 (TARGET_OPTION_RESTORE): Ditto.
12086 (TARGET_OPTION_PRINT): Ditto.
12087 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12088 (TARGET_CAN_INLINE_P): Ditto.
12089 (TARGET_INITIALIZER): Add new hooks.
12091 * tree-inline.c (tree_can_inline_p): New function to determine
12092 whether one function can inline another. Check if the functions
12093 use compatible optimization options, and also call the backend
12096 * tree-inline.h (tree_can_inline_p): Add declaration.
12098 * c-common.c (c_common_attribute): Add support for option and
12099 optimize attributes.
12100 (handle_option_attribute): Add support for the option attribute to
12101 allow the user to specify different target options for compiling a
12103 (handle_optimize_attribute): Add support for the optimize
12104 attribute to allow the user to specify different optimization
12105 options for compiling a specific function.
12106 (handle_hot_attribute): Turn on -O3 optimization for this one
12107 function if it isn't the default optimization level.
12108 (handle_cold_attribute): Turn on -Os optimization for this one
12109 function if it insn't the default optimization.
12110 (const_char_p): New const char * typedef.
12111 (optimize_args): New static vector to remember the optimization
12113 (parse_optimize_options): New function to set up the optimization
12114 arguments from either the optimize attribute or #pragma GCC optimize.
12116 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12117 (builtin_define_std): Ditto.
12119 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12120 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12121 (x86_64-*-*): Ditto.
12123 * Makefile.in (TREE_H): Add options.h.
12124 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12126 * doc/extend.texi (option attribute): Document new attribute.
12127 (optimize attribute): Ditto.
12128 (hot attribute): Document hot attribute sets -O3.
12129 (cold attribute): Document cold attribute sets -Os.
12130 (#pragma GCC option): Document new pragma.
12131 (#pragma GCC optimize): Ditto.
12133 * doc/options.texi (TargetSave): Document TargetSave syntax.
12134 (UInteger): Document UInteger must be used for certain flags.
12135 (Save): Document Save option to create target specific options
12136 that can be saved/restored on a function specific context.
12138 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12139 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12141 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12142 (TARGET_OPTION_SAVE): Ditto.
12143 (TARGET_OPTION_RESTORE): Ditto.
12144 (TARGET_OPTION_PRINT): Ditto.
12145 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12146 (TARGET_CAN_INLINE_P): Ditto.
12148 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12150 (-mfpmath=both): Ditto.
12152 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12153 Karthik Kumar <karthikkumar@gmail.com>
12155 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12156 (TARGET_POPCNT): Ditto.
12157 (TARGET_SAHF): Ditto.
12158 (TARGET_AES): Ditto.
12159 (TARGET_PCLMUL): Ditto.
12160 (TARGET_CMPXCHG16B): Ditto.
12161 (TARGET_RECIP): Move switch into target_flags.
12162 (TARGET_FUSED_MADD): Ditto.
12163 (ix86_arch_features): Make an unsigned char type.
12164 (ix86_tune_features): Ditto.
12165 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12166 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12167 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12169 * config/i386/i386.opt (arch): New TargetSave field to define
12170 fields that need to be saved for function specific option support.
12173 (branch_cost): Ditto.
12174 (ix86_isa_flags_explicit): Ditto.
12175 (tune_defaulted): Ditto.
12176 (arch_specified): Ditto.
12177 (-m128-long-double): Add Save flag to save option for target
12178 specific option support.
12180 (-maccumulate-outgoing-args): Ditto.
12181 (-malign-double): Ditto.
12182 (-malign-stringops): Ditto.
12183 (-mfancy-math-387): Ditto.
12184 (-mhard-float): Ditto.
12185 (-mieee-fp): Ditto.
12186 (-minline-all-stringops): Ditto.
12187 (-minline-stringops-dynamically): Ditto.
12188 (-mms-bitfields): Ditto.
12189 (-mno-align-stringops): Ditto.
12190 (-mno-fancy-math-387): Ditto.
12191 (-mno-push-args): Ditto.
12192 (-mno-red-zone): Ditto.
12193 (-mpush-args): Ditto.
12194 (-mred-zone): Ditto.
12196 (-msseregparm): Ditto.
12197 (-mstack-arg-probe): Ditto.
12209 (-mno-sse4): Ditto.
12212 (-mrecip): Move flag into target_flags.
12214 (-mno-fused-madd): Ditto.
12215 (-mfused-madd): Ditto.
12216 (-mabm): Move flag into ix86_isa_flags.
12223 * config/i386/i386-c.c: New file for #pragma support.
12224 (ix86_target_macros_internal): New function to #define or #undef
12225 target macros based when the user uses the #pragma GCC option to
12226 change target options.
12227 (ix86_pragma_option_parse): New function to add #pragma GCC option
12229 (ix86_target_macros): Move defining the target macros here from
12230 TARGET_CPU_CPP_BUILTINS in i386.h.
12231 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12232 defined, initialize any subtarget #pragmas.
12234 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12235 REGISTER_TARGET_PRAGMAS.
12237 * config/i386/t-i386: New file for x86 dependencies.
12238 (i386.o): Make dependencies mirror the include files used.
12239 (i386-c.o): New file, add dependencies.
12241 * config/i386/i386-protos.h (override_options): Add bool argument.
12242 (ix86_valid_option_attribute_tree): Add declaration.
12243 (ix86_target_macros): Ditto.
12244 (ix86_register_macros): Ditto.
12246 * config/i386/i386.c (ix86_tune_features): Move initialization of
12247 the target masks to initial_ix86_tune_features to allow functions
12248 to have different target options. Make type unsigned char,
12249 instead of unsigned int.
12250 (initial_ix86_tune_features): New static vector to hold processor
12251 masks for the tune variables.
12252 (ix86_arch_features): Move initialization of the target masks to
12253 initial_ix86_arch_features to allow functions to have different
12254 target options. Make type unsigned char, instead of unsigned int.
12255 (initial_ix86_arch_features): New static vector to hold processor
12256 masks for the arch variables.
12257 (enum ix86_function_specific_strings): New enum to describe the
12258 string options used for attribute((option(...))).
12259 (ix86_target_string): New function to return a string that
12260 describes the target options.
12261 (ix86_debug_options): New function to print the current options in
12263 (ix86_function_specific_save): New function hook to save the
12264 function specific global variables in the cl_target_option structure.
12265 (ix86_function_specific_restore): New function hook to restore the
12266 function specific variables from the cl_target_option structure to
12267 the global variables.
12268 (ix86_function_specific_print): New function hook to print the
12269 target specific options in the cl_target_option structure.
12270 (ix86_valid_option_attribute_p): New function hook to validate
12271 attribute((option(...))) arguments.
12272 (ix86_valid_option_attribute_tree): New function that is common
12273 code between attribute((option(...))) and #pragma GCC option
12274 support that parses the options and returns a tree holding the options.
12275 (ix86_valid_option_attribute_inner_p): New helper function for
12276 ix86_valid_option_attribute_tree.
12277 (ix86_can_inline_p): New function hook to decide if one function
12278 can inline another on a target specific basis.
12279 (ix86_set_current_function); New function hook to switch target
12280 options if the user used attribute((option(...))) or #pragma GCC
12282 (ix86_tune_defaulted): Move to static file scope from
12284 (ix86_arch_specified): Ditto.
12285 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12287 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12288 (OPTION_MASK_ISA_ABM_SET): Ditto.
12289 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12290 (OPTION_MASK_ISA_CX16_SET): Ditto.
12291 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12292 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12293 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12294 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12295 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12296 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12297 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12298 (struct ptt): Move to static file scope from override_options.
12299 (processor_target_table): Ditto.
12300 (cpu_names): Ditto.
12301 (ix86_handle_option): Add support for options that are now isa options.
12302 (override_options): Add support for declaring functions that
12303 support different target options than were specified on the
12304 command line. Move struct ptt, processor_target_table, cpu_names,
12305 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12306 Add bool argument. Fix up error messages so the appropriate error
12307 is given for either command line or attribute.
12308 (ix86_previous_fndecl): New static to remember previous function
12309 declaration to see if we need to change target options.
12310 (ix86_builtins_isa): New array to record the ISA of each builtin
12312 (def_builtin): Always create the builtin function, even if the
12313 current ISA doesn't support it.
12314 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12315 tests for those builtins.
12316 (ix86_init_builtins): Remove TARGET_MMX test for calling
12317 ix86_init_mmx_sse_builtins.
12318 (ix86_expand_builtin): If the current ISA doesn't support a given
12319 builtin, signal an error.
12320 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12321 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12322 (TARGET_OPTION_SAVE): Ditto.
12323 (TARGET_OPTION_RESTORE): Ditto.
12324 (TARGET_OPTION_PRINT): Ditto.
12325 (TARGET_CAN_INLINE_P): Ditto.
12327 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12329 * c-typeck.c (build_external_ref): Don't call assemble_external.
12330 * final.c (output_operand): Call assemble_external.
12332 2008-07-21 DJ Delorie <dj@redhat.com>
12334 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12335 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12337 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12339 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12340 original insn and splitter contents into ...
12341 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12342 flag_unsafe_math_optimizations. Add dummy scratch register.
12343 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12344 !flag_unsafe_math_optimizations. Returns number with next
12345 highest magnitude if this is still less or equal to the true
12346 quotient in magnitude.
12348 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12350 * Makefile.in: Replace toplev.h with TOPLEV_H.
12351 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12352 * c-lex.c (fe_file_change): Don't set in_system_header.
12353 * c-parser.c (c_token): Remove in_system_header.
12354 (c_lex_one_token): Don't set in_system_header.
12355 (c_parser_set_source_position_from_token): Don't set in_system_header.
12356 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12359 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12360 * flags.h (in_system_header): Remove.
12361 * function.c (saved_in_system_header): Remove.
12362 (push_cfun): Don't set in_system_header.
12363 (pop_cfun): Don't set in_system_header.
12364 (push_struct_function): Don't set in_system_header.
12365 * input.h (expanded_location): Add sysp.
12366 (in_system_header_at): New.
12367 (in_system_header): New.
12368 * toplev.c (in_system_header): Remove.
12369 * toplev.h: Include input.h
12371 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12372 * tree-ssa.c (warn_uninit): Call warning_at.
12373 (warn_uninitialized_var): Update calls to warn_uninit.
12374 (warn_uninitialized_phi): Update calls to warn_uninit.
12375 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12376 (expand_location): Initialize xloc.sysp.
12377 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12378 (tree_decl_with_vis): Remove in_system_header_flag.
12380 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12383 * recog.c (asm_operand_ok): Change the order of the extra
12384 memory constraint checks.
12386 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12389 * tree-switch-conversion.c (build_one_array): Call
12390 varpool_mark_needed_node and varpool_finalize_decl
12391 instead of assemble_variable.
12393 2008-07-19 Jan Hubicka <jh@suse.cz>
12395 * cgraph.c (cgraph_add_new_function): Do early local passes.
12396 * tree-nrv.c (gate_pass_return_slot): New gate.
12397 (pass_nrv): Add the gate.
12398 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12400 (coalesce_ssa_name): Coalesce SSA names.
12401 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12402 not optimizing so unused user vars remains visible.
12403 * common.opt (flag_tree_ter): Always enable by default.
12404 * tree-ssa-ter.c: Include flags.h
12405 (is_replaceable_p): Check that locations match; when aliasing
12406 is missing be conservative about loads.
12407 * tree-optimize.c (gate_init_datastructures): Remove.
12408 (pass_init_datastructures): New.
12409 * passes.c: Reorder passes so we always go into SSA.
12411 2008-07-19 Jan Hubicka <jh@suse.cz>
12413 * doc/extend.texi (flatten attribute): Remove note about
12415 * doc/invoke.texi (--combine): Likewise.
12416 (-finline-functions-called-once): Update levels when enabled.
12417 (-funit-at-a-time): Document new behaviour.
12418 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12419 -fno-section-anchors when disabled explicitly.
12420 (inline params): They are not ignored now.
12421 (precompiled headers): Remove unit-at-a-time as being incompatible.
12422 * opts.c (decode_options): Handle unit-at-a-time as alias;
12423 imply -fno-section-anchors when toplevel reorder is disabled
12425 * common.opt (ftoplevel-reorder): Set default value to 2.
12426 (funit-at-a-time): Set default value to 1.
12427 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12430 2008-07-19 Jan Hubicka <jh@suse.cz>
12432 * builtins.c (expand_builtin_int_roundingfn,
12433 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12436 2008-07-19 Richard Guenther <rguenther@suse.de>
12439 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12440 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12441 * tree-ssa-pre.c (get_expr_value_id): For newly created
12442 constant value-ids make sure to add the expression to its
12445 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12447 PR middle-end/36877
12448 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12449 return value of the builtin is ignored.
12451 2008-07-19 Olivier Hainque <hainque@adacore.com>
12453 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12454 bits, a C conformant malloc implementation has to provide.
12455 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12457 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12461 * reload.c (find_reloads_subreg_address): Only reload address if
12462 reloaded == 0, not for reloaded != 1.
12465 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12466 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12467 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12468 m32c_legitimize_reload_address.
12470 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12471 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12472 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12474 2008-07-19 Olivier Hainque <hainque@adacore.com>
12476 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12477 argument, saying whether nested array are to be collapsed
12478 into a single array type DIE with multiple subscripts.
12479 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12480 issues, centralize the nested array types collapsing control and
12481 disable the transformation for Ada.
12483 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12486 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12488 (x86_64_shift_adj_2): New expander.
12489 (x86_64_shift_adj_3): Ditto.
12490 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12491 to split TImode operands.
12492 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12493 (ix86_split_lshr): Ditto.
12495 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12497 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12498 and __CHAR32_TYPE__.
12499 * c-typeck.c (digest_init): Support char16_t and char32_t.
12500 (set_nonincremental_init_from_string): Idem.
12502 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12504 PR middle-end/36859
12505 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12506 PREFERRED_STACK_BOUNDARY.
12507 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12509 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12511 PR middle-end/36858
12512 * function.c (locate_and_pad_parm): Cap boundary earlier.
12514 2008-07-17 Julian Brown <julian@codesourcery.com>
12516 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12517 no-op for targets which don't use DLLs.
12519 2008-07-17 Martin Jambor <mjambor@suse.cz>
12521 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12522 that nodes are relevant by examining the node->analyzed flag.
12523 (ipcp_init_stage): Check which nodes are relevant, assert that the
12524 relevant ones are also required.
12525 (ipcp_propagate_stage): Check on the side arrays are properly
12527 (ipcp_print_all_jump_functions): Make sure not to touch any node
12528 that is not analyzed or an edge that does not have a corresponding
12529 entry in the on-the-side vectors.
12530 (ipcp_function_scale_print): Likewise.
12531 (ipcp_update_callgraph): Check that the node is relevant.
12532 (ipcp_insert_stage): Check that the node is relevant. Check there is
12533 an info for every node and edge.
12534 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12535 (ipa_print_all_tree_maps): Likewise and a new variable info.
12536 (ipa_print_all_params_modified): Likewise.
12537 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12539 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12542 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12544 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12546 PR rtl-optimization/36753
12547 * fwprop.c (use_killed_between): Don't shortcut
12548 single-definition global registers.
12550 2008-07-16 Jan Hubicka <jh@suse.cz>
12552 * cgraph.h (varpool_empty_needed_queue): Declare.
12553 * cgraphunit.c (output_in_order): Mark all variables as needed;
12555 * varpool.c (varpool_assemble_node): Update debug queue.
12556 (varpool_assemble_pending_decls): Don't do it here.
12557 (varpool_empty_needed_queue): New function.
12559 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12561 * recog.c (peephole2_optimize): Fix formatting.
12563 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12565 * c-pch.c (get_ident): Avoid C++ keywords.
12566 * combine-stack-adj.c (single_set_for_csa): Likewise.
12567 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12568 output_asm_insn): Likewise.
12569 * reload.c (push_secondary_reload, find_reusable_reload,
12570 push_reload, combine_reloads, find_reloads,
12571 debug_reload_to_stream): Likewise.
12572 * reload.h (struct reload): Likewise.
12573 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12574 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12575 emit_output_reload_insns): Likewise.
12576 * targhooks.c (default_secondary_reload): Likewise.
12577 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12579 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12581 * recog.c (validate_change_1, validate_change,
12582 validate_unshare_change, validate_replace_rtx_1, struct
12583 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12585 * reload.c (push_secondary_reload, secondary_reload_class,
12586 scratch_reload_class, find_valid_class, find_reusable_reload,
12587 push_reload, find_dummy_reload, find_reloads_address_1,
12588 find_reloads_address_part, find_equiv_reg): Likewise.
12589 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12590 choose_reload_regs): Likewise.
12591 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12593 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12594 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12595 * sched-rgn.c (concat_INSN_LIST): Likewise.
12596 * stor-layout.c (mode_for_size, mode_for_size_tree,
12597 smallest_mode_for_size): Likewise.
12599 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12601 * cfg.c (dump_reg_info): Avoid C++ keywords.
12602 * dwarf2asm.c (dw2_force_const_mem,
12603 dw2_asm_output_encoded_addr_rtx): Likewise.
12604 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12605 * expmed.c (expand_shift): Likewise.
12606 * global.c (find_reg): Likewise.
12607 * graph.c (draw_edge): Likewise.
12608 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12609 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12610 widen_clz, widen_bswap, expand_parity, expand_unop,
12611 emit_cmp_and_jump_insn_1): Likewise.
12612 * postreload.c (reload_cse_simplify_operands): Likewise.
12613 * ra.h (add_neighbor): Likewise.
12614 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12615 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12616 record_reg_classes, copy_cost, record_address_regs,
12617 invalid_mode_change_p): Likewise.
12618 * regrename.c (regrename_optimize, scan_rtx_reg,
12619 dump_def_use_chain, find_oldest_value_reg,
12620 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12622 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12624 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12625 MASK_POWERPC64 for power4 in previous commit.
12627 2008-07-16 Olivier Hainque <hainque@adacore.com>
12629 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12630 instead of bare conversion to cast const-ness away.
12632 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12634 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12635 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12636 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12637 (TARGET_FUNCTION_VALUE): Define.
12639 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12641 * config/rs6000/rs6000.c (processor_target_table): Add
12642 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12644 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12647 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12648 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12649 m32c_legitimize_reload_address.
12651 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12653 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12654 DECL_IN_SYSTEM_HEADER in sync.
12656 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12658 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12659 * tree-ssa-pre.c (pre_expr_eq): Ditto
12660 (get_constant_for_value_id): Take a type as an argument.
12661 (fully_constant_expression): Pass in type.
12662 (find_or_generate_expression): Short circuit constant case.
12663 (create_expression_by_pieces): Remove special casing of
12665 (do_regular_insertion): Short circuit constant case.
12666 (do_partial_partial_insertion): Ditto.
12668 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12671 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12673 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12675 * config/xtensa/libgcc-xtensa.ver: New file.
12676 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12678 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12680 * df-problems.c (df_set_note): Avoid C++ keywords.
12681 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12682 * dse.c (record_store, remove_useless_values): Likewise.
12683 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12684 gen_reg_rtx_offset, operand_subword, change_address_1,
12685 change_address, adjust_address_1, offset_address,
12686 widen_memory_access, emit_copy_of_insn_after): Likewise.
12687 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12688 * fwprop.c (should_replace_address, propagate_rtx_1,
12689 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12691 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12692 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12693 * lcm.c (compute_insert_delete, pre_edge_lcm,
12694 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12695 * lower-subreg.c (resolve_reg_notes): Likewise.
12696 * mode-switching.c (optimize_mode_switching): Likewise.
12698 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12700 * bt-load.c (add_btr_def, migrate_btr_def,
12701 branch_target_load_optimize): Avoid C++ keywords.
12702 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12704 * combine.c (subst, simplify_set, make_extraction,
12705 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12706 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12707 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12709 2008-07-15 Richard Guenther <rguenther@suse.de>
12711 PR middle-end/36369
12712 * c-common.c (strict_aliasing_warning): Do not warn for
12713 TYPE_REF_CAN_ALIAS_ALL pointers.
12714 (c_common_get_alias_set): may_alias types are not special.
12715 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12716 attribute and set can_ref_all accordingly.
12717 (build_reference_type_for_mode): Likewise.
12718 * doc/extend.texi (may_alias): Clarify.
12720 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12723 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12724 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12726 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12729 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12730 gcc_assert, instead call output_operand_lossage.
12732 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12734 * builtins.c (std_canonical_va_list): Treat structure based
12737 2008-07-15 Ben Elliston <bje@au.ibm.com>
12739 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12741 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12743 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12746 2008-07-14 Jan Hubicka <jh@suse.cz>
12748 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12749 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12750 fix predicates and constraints.
12751 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12752 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12754 2008-07-14 Doug Kwan <dougkwan@google.com>
12756 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12757 additional option file arm/eabi.opt.
12758 * config/arm/eabi.h (File): New configuration file for EABI targets.
12759 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12760 SUBSUBTARGET_EXTRA_SPECS.
12761 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12762 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12763 from STARTFILE_SPEC so that it can be referenced in an override.
12764 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12765 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12766 can be referenced in an override.
12767 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12768 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12769 so that it can be referenced in an override.
12770 (LINK_SPEC): Use BPABI_LINK_SPEC.
12771 * config/arm/eabi.opt (File): New.
12773 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12775 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12776 (FIXED_VALUE_H): New variable.
12777 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12778 input.h, fixed-value.h.
12779 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12780 (BASIC_BLOCK_H): Use $(BITMAP_H).
12781 (FUNCTION_H): Add varray.h.
12782 (IPA_REFERENCE_H): Use $(BITMAP_H).
12783 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12784 (DF_H): Use $(BITMAP_H).
12785 (GGC_H): Add statistics.h.
12786 (INSN_ADDR_H): New.
12787 (INSN_ATTR_H): Use it.
12788 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12790 (SYMTAB_H): Add $(OBSTACK_H).
12791 (CPP_INTERNAL_H): New.
12792 (TREE_DUMP_H): Add tree-pass.h.
12793 (TREE_FLOW_H): Use $(BITMAP_H)
12794 (PRETTY_PRINT_H): Use $(INPUT_H).
12795 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12798 (many object files): Fix lots of header dependencies throughout.
12800 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12802 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12804 (s-gtyp-input): Use them to write tmp-gi.list.
12805 (echo_to_gi.list): Remove.
12807 2008-07-14 Richard Guenther <rguenther@suse.de>
12809 * tree-ssa-sccvn.c (pre_info): Remove.
12810 (switch_to_PRE_table): Likewise.
12811 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12812 (set_hashtable_value_ids): Do not create value-ids for the
12814 (run_scc_vn): Remove double test. Remove bogus special-case
12815 in value-number printing.
12816 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12817 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12819 * tree-flow-inline.h (get_value_handle): Remove.
12820 * tree-flow.h (get_value_handle): Remove.
12822 2008-07-14 Martin Jambor <mjambor@suse.cz>
12824 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12825 in which we generate arithmetics is not a subrange.
12827 2008-07-14 Martin Jambor <mjambor@suse.cz>
12829 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12831 2008-07-14 Richard Guenther <rguenther@suse.de>
12833 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12835 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12838 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12839 reload for symbol refs moved to r0 with -fPIC.
12840 (legitimize_pic_address): Use the target register as temporary
12842 (emit_symbolic_move): Adjust comment.
12843 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12846 2008-07-14 Ben Elliston <bje@au.ibm.com>
12848 * c-common.h (C_CPP_HASHNODE): New macro.
12849 * coretypes.h (struct cpp_token): Forward declare.
12850 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12851 the context-sensitive keyword method.
12852 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12853 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12854 expand_bool_pixel): New.
12855 (altivec_categorize_keyword): New function.
12856 (init_vector_keywords): New function.
12857 (rs6000_macro_to_expand): Likewise.
12858 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12859 compiling an ISO C dialect.
12861 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12863 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12864 (create_expression_by_pieces): Fix typo.
12865 (do_regular_insertion): Use debug counter here too.
12867 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12870 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12871 CONST_OK_FOR_LETTER_P. All port-local users changed.
12872 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12873 implement Kp matching power-of-two.
12874 (CONSTRAINT_LEN): Define to match.
12875 * config/cris/cris.md: Replace all use of constraint K with Kc.
12876 ("*btst*): Use Kp for operand 0 of last alternative.
12878 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12881 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12884 2008-07-13 Jan Hubicka <jh@suse.cz>
12886 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12889 2008-07-13 Richard Guenther <rguenther@suse.de>
12891 PR middle-end/36811
12892 * langhooks.c (lhd_print_error_function): Deal with recursive
12895 2008-07-12 Jan Hubicka <jh@suse.cz>
12897 * cgraph.c (assembler_name_hash): New static var.
12898 (hash_node_by_assembler_name, eq_assembler_name): New.
12899 (cgraph_node_for_asm): Use hashtable.
12900 (cgraph_remove_node): Maintain hashtable.
12901 (change_decl_assembler_name): Sanity check that names are not changing
12902 after aliasing was processed.
12903 * cgraph.h (varpoon_node): Add next GGC marker.
12904 * tree.c (decl_assembler_name_equal): Constify.
12905 (decl_assembler_name_hash): New.
12906 * tree.h (decl_assembler_name_equal): Constify.
12907 (decl_assembler_name_hash): Update.
12909 2008-07-12 David Daney <ddaney@avtrex.com>
12911 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12912 sb1 and r5000 cpus.
12914 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12916 * doc/md.texi: Document the MIPS "v" constraint.
12917 * config/mips/mips.h (reg_class): Revert last change.
12918 (REG_CLASS_NAMES): Likewise.
12919 (REG_CLASS_CONTENTS): Likewise.
12920 * config/mips/mips.c (mips_regno_to_class): Likewise.
12921 * config/mips/constraints.md (v): Likewise, but add documentation.
12922 Add a comment to say that this constraint should not be used in
12925 2008-07-11 DJ Delorie <dj@redhat.com>
12927 * config/h8300/h8300.md (length): Fix branch offset limit.
12929 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12931 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12932 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12933 (avr_hard_regno_scratch_ok): New function.
12934 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12935 * config/avr/avr.md (all peepholes that request a scratch register):
12936 Remove avr_peep2_scratch_safe use.
12938 2008-07-11 Tom Tromey <tromey@redhat.com>
12939 Ian Lance Taylor <iant@google.com>
12941 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12942 (struct c_common_resword): Define.
12943 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12944 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12945 (c_common_reswords, num_c_common_reswords): Declare.
12946 * c-common.c (c_common_reswords): New global const array.
12947 (num_c_common_reswords): New const int.
12948 * c-parser.c (struct resword, reswords): Don't define.
12949 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12950 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12951 than reswords. If warning about C++ keywords, give them a special
12953 (c_lex_one_token): Warn about C++ keywords. Call
12954 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12955 (c_parser_external_declaration): Look for RID_xxx rather than
12956 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12957 (c_parser_statement_after_labels): Likewise.
12958 (c_parser_objc_class_instance_variables): Likewise.
12959 (c_parser_objc_class_declaration): Likewise.
12960 (c_parser_objc_try_catch_statement): Likewise.
12961 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12962 (declspecs_add_type): Likewise.
12964 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12966 * ggc-page.c (alloc_page):
12967 Substituting xmalloc, xcalloc with
12968 XNEWVEC and XCNEWVAR macros which add the
12971 2008-07-11 Richard Guenther <rguenther@suse.de>
12973 PR tree-optimization/36765
12974 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12975 aliases from HEAP vars to SMTs.
12977 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12979 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12980 * configure.ac (loose_warn): Move -Wc++-compat from here...
12981 (strict_warn): ...to here.
12982 * configure: Regenerate.
12984 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12986 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12987 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12988 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12989 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12990 excluding more specific h8300-*-* and sh-*-* targets.
12992 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12994 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12995 (eliminate): Ditto.
12996 (execute_pre): Call loop_optimizer_finalize in early exit.
12998 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13000 PR middle-end/36790
13001 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13002 uids in the bitmap, not just VAR_DECL uids.
13004 PR rtl-optimization/36419
13005 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13006 (combine_stack_adjustments_for_block): Call it if needed. Delete
13008 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13009 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13010 prologue sp adjustment.
13012 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13015 * opts.c (print_ignored_options): Report postponed diagnostics for
13016 unknown -Wno-* options as warnings, not errors.
13017 (postpone_unknown_option_error): Renamed to...
13018 (postpone_unknown_option_warning): ... this.
13020 2008-07-09 Doug Kwan <dougkwan@google.com>
13023 2008-07-08 Doug Kwan <dougkwan@google.com>
13025 * config/arm/arm.opt (mandroid): New option.
13026 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13027 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13029 (CC1PLUS_SPEC): Same.
13031 (STARTFILE_SPEC): Same.
13032 (ENDFILE_SPEC): Same.
13033 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13036 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13039 * config/mips/mips.h (reg_class): Remove V1_REG.
13040 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13041 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13042 instead of V1_REGS.
13043 (mips_get_tp): New function.
13044 (mips_legitimize_tls_address): Use it.
13045 * config/mips/constraints.md (v): Delete.
13046 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13047 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13048 After reload, split into a move and ...
13049 (*tls_get_tp_<mode>_split): ...this new instruction.
13051 2008-07-09 David Daney <ddaney@avtrex.com>
13053 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13055 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13057 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13058 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13060 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13061 htab_delete should be called. Don't free c.
13062 (lookup_tmp_var): Create temp_htab lazily.
13063 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13064 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13066 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13067 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13068 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13069 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13070 * tree-sra.c (generate_element_init): Likewise.
13071 * tree-mudflap.c (execute_mudflap_function_ops,
13072 execute_mudflap_function_decls): Likewise.
13073 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13074 * tree-gimple.h (struct gimplify_ctx): New type.
13075 (push_gimplify_context): Adjust prototype.
13077 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13079 * tree-ssa-pre.c (phi_translate_1): Update placement of
13080 add_to_value calls.
13082 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13084 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13085 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13086 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13087 * targhooks.c (default_hard_regno_scratch_ok): New function.
13088 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13089 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13090 * recog.c: Include "target.h".
13091 (peep2_find_free_register): Add check for global regs. Add target
13093 * Makefile.in (recog.o): Depend on target.h.
13095 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13097 * config/sh/sh.c (sh_canonical_va_list_type): New.
13098 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13100 2008-07-09 Raksit Ashok <raksit@google.com>
13102 * doc/invoke.texi (Option Summary): Mention new option
13103 -Wdisallowed-function-list=...
13104 (Warning Options): Document -Wdisallowed-function-list=...
13105 * common.opt (Wdisallowed-function-list=): New flag.
13106 * flags.h (warn_disallowed_functions): External definition of new
13107 boolean warning flag.
13108 (warn_if_disallowed_function_p): Declare new function.
13109 * opts.c (warning_disallowed_functions): New static variable.
13110 (warn_disallowed_functions): New boolean warning flag.
13111 (warn_if_disallowed_function_p): New function.
13112 (add_comma_separated_to_vector): Rename
13113 add_instrument_functions_exclude_list to this.
13114 (common_handle_option): Handle new option. Rename calls to
13115 add_instrument_functions_exclude_list into calls to
13116 add_comma_separated_to_vector.
13117 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13118 based on flag warn_disallowed_functions.
13120 2008-07-09 Christian Bruel <christian.bruel@st.com>
13122 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13123 instead of get_attr_length.
13125 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13127 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13129 * genemit.c (gen_insn): Likewise.
13130 * gengtype.c (note_def_vec): Likewise.
13131 * gengtype.h (note_def_vec): Likewise.
13132 * genoutput.c (struct data, output_insn_data, process_template,
13133 gen_expand, gen_split, note_constraint): Likewise.
13134 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13135 make_insn_sequence): Likewise.
13136 * gensupport.c (record_insn_name): Likewise.
13138 2008-07-08 Doug Kwan <dougkwan@google.com>
13140 * config/arm/arm.opt (mandroid): New option.
13141 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13142 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13144 (CC1PLUS_SPEC): Same.
13146 (STARTFILE_SPEC): Same.
13147 (ENDFILE_SPEC): Same.
13148 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13151 2008-07-08 Raksit Ashok <raksit@google.com>
13153 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13154 (set_storage_via_setmem): Fix expected_align parameter.
13155 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13156 missing from the list.
13157 * doc/md.texi (movmem): Explicitly state that expected alignment is
13158 to be expressed in bytes.
13159 (setmem): Explicitly state that expected alignment is to be expressed
13162 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13164 * reload.c (find_reloads_subreg_address): Do not require validity
13165 of address in original mode before reloading address.
13167 2008-07-07 Tianwei Sheng <tianweis@google.com>
13169 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13170 bounds array access.
13172 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13174 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13176 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13178 Fix PR tree-optimization/23455
13179 Fix PR tree-optimization/35286
13180 Fix PR tree-optimization/35287
13181 * Makefile.in (OBJS-common): Remove tree-vn.o.
13182 (tree-vn.o): Remove.
13183 * dbgcnt.def: Add treepre_insert debug counter.
13184 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13185 (debug_value_expressions): Ditto.
13186 (print_value_expressions): Ditto.
13187 * tree-pretty-print.c (dump_generic_node): Updated for
13188 VALUE_HANDLE removal.
13189 * tree-ssa-dom.c (record_equality): Ditto.
13190 (cprop_operand): Ditto.
13191 (lookup_avail_expr): Ditto.
13192 * tree-ssa-threadedge.c
13193 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13194 (simplify_control_stmt_condition): Ditto.
13195 * tree.c (tree_code_size): Ditto.
13196 (tree_node_structure): Ditto.
13197 (iterative_hash_expr): Ditto.
13199 * tree.h (VALUE_HANDLE_ID): Ditto.
13200 (VALUE_HANDLE_EXPR_SET): Ditto.
13201 (struct tree_value_handle): Ditto.
13202 (union tree_node): Ditto.
13203 * treestruct.def: Ditto.
13204 * tree-vn.c: Removed.
13205 * tree-ssa-pre.c: Rewritten entirely.
13206 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13207 (constant_value_ids): Ditto.
13208 (vn_nary_op_t): Moved to header.
13210 (vn_reference_op_t): Ditto
13211 (vn_reference_t): Ditto.
13212 (next_value_id): New variable.
13213 (VN_INFO): Add an assert.
13214 (vn_constant_eq): New function.
13215 (vn_constant_hash): Ditto.
13216 (get_or_alloc_constant_value_id): Ditto.
13217 (value_id_constant_p): Ditto.
13218 (vn_reference_compute_hash): De-staticify.
13219 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13220 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13221 (valueize_refs): Update opcode if it changes from ssa name to constant.
13222 (vn_reference_lookup_1): Add new argument.
13223 (vn_reference_lookup): Ditto.
13224 (vn_reference_lookup_pieces): New function.
13225 (vn_reference_insert): Add return type. Modify to deal with value ids.
13226 (vn_reference_insert_pieces): New function.
13227 (vn_nary_op_compute_hash): De-staticify.
13228 (vn_nary_op_eq): Ditto.
13229 (vn_nary_op_lookup_pieces): New function.
13230 (vn_nary_op_lookup): Add new argument.
13231 (vn_nary_op_insert_pieces): New function.
13232 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13233 (vn_phi_insert): Ditto.
13234 (visit_unary_op): Update for callee changes.
13235 (visit_binary_op): Ditto.
13236 (visit_reference_op_load): Ditto.
13237 (visit_reference_op_store): Ditto.
13238 (init_scc_vn): Init next_value_id, constant_to_value_id and
13239 constant_value_ids.
13240 (free_scc_vn): Free them.
13241 (set_hashtable_value_ids): New function.
13242 (run_scc_vn): Use it.
13243 (get_max_value_id): New function.
13244 (get_next_value_id): Ditto.
13245 (expressions_equal_p): Moved from tree-vn.c
13246 (sort_vuses): Ditto.
13247 (sort_vuses_heap): Ditto.
13248 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13250 * tree.c (iterative_hash_hashval_t): Made non-static
13251 * tree.h (iterative_hash_hashval_t): Declare it.
13253 2008-07-08 Martin Jambor <mjambor@suse.cz>
13255 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13256 instead of ipa_create_node_params.
13257 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13258 ipa_check_create_edge_args, free them with
13259 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13261 * ipa-prop.c: Include flags.h and tree-inline.h.
13262 (ipa_node_params_vector): New variable.
13263 (ipa_edge_args_vector): New variable.
13264 (edge_removal_hook_holder): New variable.
13265 (node_removal_hook_holder): New variable.
13266 (edge_duplication_hook_holder): New variable.
13267 (node_duplication_hook_holder): New variable.
13268 (ipa_detect_param_modifications): Check for presence of modified flags.
13269 (ipa_compute_jump_functions): Check for presence of jump functions.
13270 (ipa_free_edge_args_substructures): New function.
13271 (ipa_create_node_params): Removed.
13272 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13273 (ipa_free_node_params_substructures): New function.
13274 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13276 (ipa_edge_removal_hook): New function.
13277 (ipa_node_removal_hook): New function.
13278 (duplicate_array): New function.
13279 (ipa_edge_duplication_hook): New function.
13280 (ipa_node_duplication_hook): New function.
13281 (ipa_register_cgraph_hooks): New function.
13282 (ipa_unregister_cgraph_hooks): New function.
13283 (free_all_ipa_structures_after_ipa_cp): New function.
13285 * ipa-prop.h: Include vec.h.
13286 (ipa_node_params_t): New typedef with vector types for it.
13287 (ipa_edge_args_t): New typedef with vector types for it.
13288 (IPA_NODE_REF): Changed to access an on-the-side vector.
13289 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13290 (ipa_check_create_node_params): New function.
13291 (ipa_check_create_edge_args): New function.
13293 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13296 2008-07-07 Tom Tromey <tromey@redhat.com>
13298 * configure, config.in: Rebuilt.
13299 * configure.ac: Don't check for scandir or alphasort.
13301 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13303 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13304 types immediately after creating them.
13306 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13308 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13310 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13312 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13313 dump_constraint_graph.
13314 (dump_constraint_edge): New function.
13315 (dump_constraint_graph): New function.
13316 (debug_constraint_graph): New function.
13317 (dump_constraint): Removed useless comparison.
13318 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13319 (dump_constraint_graph): Declare.
13320 (debug_constraint_graph): Declare.
13321 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13323 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13325 * config/i386/i386.c (is_va_list_char_pointer): New.
13326 (ix86_va_start): Replace compare with ms_va_list_type_node
13327 by is_va_list_char_pointer.
13328 (ix86_gimplify_va_arg): Likewise.
13330 2008-07-07 Martin Jambor <mjambor@suse.cz>
13332 * cgraph.c (cgraph_edge_max_uid): New variable.
13333 (struct cgraph_edge_hook_list): New type.
13334 (struct cgraph_node_hook_list): New type.
13335 (struct cgraph_2edge_hook_list): New type.
13336 (struct cgraph_2node_hook_list): New type.
13337 (first_cgraph_edge_removal_hook): New variable.
13338 (first_cgraph_node_removal_hook): New variable.
13339 (first_cgraph_edge_duplicated_hook): New variable.
13340 (first_cgraph_node_duplicated_hook): New variable.
13341 (cgraph_add_edge_removal_hook): New function.
13342 (cgraph_remove_edge_removal_hook): New function.
13343 (cgraph_call_edge_removal_hooks): New function.
13344 (cgraph_add_node_removal_hook): New function.
13345 (cgraph_remove_node_removal_hook): New function.
13346 (cgraph_call_node_removal_hooks): New function.
13347 (cgraph_add_edge_duplication_hook): New function.
13348 (cgraph_remove_edge_duplication_hook): New function.
13349 (cgraph_call_edge_duplication_hooks): New function.
13350 (cgraph_add_node_duplication_hook): New function.
13351 (cgraph_remove_node_duplication_hook): New function.
13352 (cgraph_call_node_duplication_hooks): New function.
13353 (cgraph_create_edge): Assign to edge uid.
13354 (cgraph_remove_edge): Call edge removal hooks.
13355 (cgraph_node_remove_callees): Call edge removal hooks.
13356 (cgraph_node_remove_callers): Call edge removal hooks.
13357 (cgraph_remove_node): Call node removal hooks.
13358 (cgraph_clone_edge): Call edge duplication hooks.
13359 (cgraph_clone_node): Call node duplication hooks.
13361 * cgraph.h (cgraph_edge): New field uid.
13362 (cgraph_edge_hook): New type.
13363 (cgraph_node_hook): New type.
13364 (cgraph_2edge_hook): New type.
13365 (cgraph_2node_hook): New type.
13367 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13369 * config.in: Regenerate.
13371 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13373 * gcc.c (print_sysroot): New.
13374 (option_map, display_help, process_command): Handle the
13375 -print-sysroot option.
13376 (main): Print the sysroot if requested.
13377 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13379 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13382 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13384 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13386 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13387 (assign_parm_setup_block_p): Also check mode of entry_parm.
13389 2008-07-07 Richard Guenther <rguenther@suse.de>
13391 * tree-ssa-structalias.h (set_used_smts): Remove.
13392 * tree-ssa-structalias.c (used_smts): Likewise.
13393 (set_used_smts): Likewise.
13394 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13395 call to set_used_smts.
13397 2008-07-07 Richard Guenther <rguenther@suse.de>
13399 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13400 (new_var_info): Set it to false.
13401 (solution_set_add): Correctly handle pointers outside a var and
13403 (type_safe): Treat variables with is_full_var properly.
13404 (do_sd_constraint): Likewise.
13405 (do_ds_constraint): Likewise.
13406 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13407 (get_constraint_for_ptr_offset): New function.
13408 (get_constraint_for_component_ref): For addresses at least include
13409 the last field of the variable. Handle is_full_vars properly.
13410 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13411 (handle_ptr_arith): Remove.
13412 (find_func_aliases): Simplify assignment handling.
13413 (create_function_info_for): For parameter and result varinfos set
13415 (create_variable_info_for): Set is_full_var flag whenever we
13416 just created a single varinfo for a decl.
13417 (init_alias_vars): Initialize use_field_sensitive from
13418 max-fields-for-field-sensitive parameter.
13420 2008-07-07 Richard Guenther <rguenther@suse.de>
13422 PR tree-optimization/36713
13423 * tree-flow-inline.h (is_call_used): New function.
13424 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13425 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13426 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13428 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13430 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13432 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13434 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13436 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13437 Nathan Sidwell <nathan@codesourcery.com>
13439 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13440 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13442 * config/m68k/t-linux: New.
13443 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13446 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13448 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13449 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13452 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13454 * gcc.c (execute): Fix -Wc++-compat warning.
13456 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13459 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13460 constant for little endian.
13462 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13464 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13465 mips_base_mips16 instead of TARGET_MIPS16.
13466 (mips_base_mips16): Declare.
13467 * config/mips/mips.c (mips_base_mips16): Make global.
13468 (was_mips16_p): Remove GTY marker.
13469 (was_mips16_pch_p): New variable.
13470 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13471 (mips_override_options): Force to non-MIPS16 mode initially.
13472 Do not complain about MIPS16 PIC incompatibilities here.
13473 Only allow -mgpopt if -mexplicit-relocs is in force for
13476 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13478 * configure.ac: Check for caddr_t, define to char * if not defined.
13479 * configure: Regenerate.
13480 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13481 (mmap_gt_pch_use_address): Likewise.
13482 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13484 2008-07-06 Richard Guenther <rguenther@suse.de>
13486 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13487 (new_var_info): Deal with it.
13488 (solution_set_add): Likewise.
13489 (bitpos_of_field): Make signed, fix.
13490 (struct fieldoff): Remove type and decl fields. Make size field
13491 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13493 (fieldoff_compare): Deal with it.
13494 (push_fields_onto_fieldstack): Remove has_union argument, glob
13495 adjacent non-pointer fields together.
13496 (create_function_info_for): Do not set has_union.
13497 (create_variable_info_for): Simplify.
13499 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13501 * config.gcc (extra_headers): Add cross-stdarg.h for target
13502 x86_64-*-* and i?86-*-*.
13503 * config/i386/cross-stdarg.h: New.
13504 * builtins.c (std_fn_abi_va_list): New.
13505 (std_canonical_va_list_type): New.
13506 (stabilize_va_list): Replace va_list_type_node use by
13507 mtarget.canonical_va_list_type.
13508 (gimplify_va_arg_expr): Likewise.
13509 (expand_builtin_va_copy): Replace va_list_type_node use by
13510 mtarget.fn_abi_va_list.
13511 * tree-sra.c (is_va_list_type): New helper.
13512 (decl_can_be_decomposed_p): Replace
13513 va_list_type_node use by is_va_list_type.
13514 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13515 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13516 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13517 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13518 (ix86_enum_va_list): New.
13519 * config/i386/i386.c (sysv_va_list_type_node): New.
13520 (ms_va_list_type_node): New.
13521 (ix86_function_type_abi): Remove sorry.
13522 (ix86_build_builtin_va_list_abi): New.
13523 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13524 for 64-bit targets.
13525 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13526 (ix86_init_builtins_va_builtins_abi): New.
13527 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13528 for 64-bit targets.
13529 (ix86_handle_abi_attribute): New.
13530 (attribute_spec): Add sysv_abi and ms_abi.
13531 (ix86_fn_abi_va_list): New.
13532 (ix86_canonical_va_list_type): New.
13533 (ix86_enum_va_list): New.
13534 (TARGET_FN_ABI_VA_LIST): New.
13535 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13536 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13537 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13538 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13539 (TARGET_ENUM_VA_LIST): New.
13540 * expr.h (std_fn_abi_va_list): New.
13541 (std_canonical_va_list_type): New.
13542 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13543 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13544 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13545 TARGET_CANONICAL_VA_LIST_TYPE.
13546 * target.h (struct gcc_target): Add fn_abi_va_list hook
13547 and canonical_va_list_type hook.
13549 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13551 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13552 integral and pointer types.
13554 2008-07-04 Roger Sayle <roger@eyesopen.com>
13556 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13557 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13559 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13562 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13564 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13566 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13567 build_gimple_modify_stmt.
13568 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13569 gimple operand. Use fold_build* instead of build*.
13571 2008-07-04 Richard Guenther <rguenther@suse.de>
13573 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13574 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13575 properly to compute the reachability set if we do field-sensitive PTA.
13576 * invoke.texi (max-fields-for-field-sensitive): Document default.
13577 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13578 100 for optimize >= 2.
13580 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13582 * ggc-zone.c (lookup_page_table_if_allocated,
13583 set_page_table_entry, zone_find_object_size, alloc_small_page,
13584 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13585 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13586 -Wc++-compat and/or -Wcast-qual warnings.
13588 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13591 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13592 pic_offset_table_rtx to be marked as used here.
13593 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13594 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13595 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13596 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13597 !TARGET_SECURE_PLT.
13599 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13601 * alloc-pool.c (hash_descriptor, eq_descriptor,
13602 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13603 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13605 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13606 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13607 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13608 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13611 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13613 * tree-flow.h (loop_only_exit_p): Declare.
13614 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13615 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13616 the number of iterations if it is constant. Otherwise, if this is the
13617 only possible exit of the loop, use the conservative estimate on the
13618 number of iterations of the entire loop if available.
13620 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13622 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13623 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13624 Add synchronization functions.
13625 * config/sync.c: New file.
13626 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13627 (LIBGCC_SYNC_CFLAGS): Likewise.
13629 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13632 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13633 (*pushtf_sse): New insn pattern.
13634 (pushtf splitters): New splitters.
13636 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13638 PR middle-end/35736
13639 * predict.c (build_predict_expr): Use void_type_node for the tree
13640 type, instead of NULL_TREE.
13642 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13644 * config/i386/i386.c (contains_aligned_value_p): Return true
13646 (ix86_data_alignment): Align TCmode to 128bits.
13647 (ix86_local_alignment): Likewise.
13649 2008-07-03 Andrew Haley <aph@redhat.com>
13652 * vec.h (VEC_TA): New.
13653 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13654 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13655 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13656 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13657 (C_COMMON_FIXED_TYPES): Remove first arg.
13658 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13659 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13660 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13661 not to use empty macro arguments.
13663 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13665 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13666 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13667 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13668 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13669 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13670 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13671 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13672 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13673 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13674 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13675 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13676 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13677 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13678 config/rs6000/e500crtres64gpr.asm,
13679 config/rs6000/e500crtres64gprctr.asm,
13680 config/rs6000/e500crtrest32gpr.asm,
13681 config/rs6000/e500crtrest64gpr.asm,
13682 config/rs6000/e500crtresx32gpr.asm,
13683 config/rs6000/e500crtresx64gpr.asm,
13684 config/rs6000/e500crtsav32gpr.asm,
13685 config/rs6000/e500crtsav64gpr.asm,
13686 config/rs6000/e500crtsav64gprctr.asm,
13687 config/rs6000/e500crtsavg32gpr.asm,
13688 config/rs6000/e500crtsavg64gpr.asm,
13689 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13690 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13691 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13692 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13693 config/sparc/sol2-cn.asm: Remove .file directives.
13695 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13697 * resource.c (mark_referenced_resources): Look inside
13698 UNSPEC_VOLATILEs and ASM_INPUTs.
13700 2008-07-02 Ian Lance Taylor <iant@google.com>
13702 * rtlanal.c (add_reg_note): New function.
13703 * rtl.h (add_reg_note): Declare.
13704 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13705 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13706 * builtins.c (expand_builtin_longjmp): Likewise.
13707 (expand_builtin_nonlocal_goto): Likewise.
13708 * calls.c (emit_call_1, expand_call): Likewise.
13709 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13710 * cfglayout.c (fixup_reorder_chain): Likewise.
13711 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13712 (commit_one_edge_insertion): Likewise.
13713 * combine.c (move_deaths, distribute_notes): Likewise.
13714 * df-problems.c (df_set_note): Likewise.
13715 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13716 (set_unique_reg_note): Likewise.
13717 (emit_copy_of_insn_after): Likewise.
13718 * expr.c (expand_expr_real): Likewise.
13719 * gcse.c (add_label_notes): Likewise.
13720 * haifa-sched.c (create_check_block_twin): Likewise.
13721 * jump.c (mark_jump_label_1): Likewise.
13722 * loop-doloop.c (add_test, doloop_modify): Likewise.
13723 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13724 * lower-subreg.c (move_eh_region_note): Likewise.
13725 * optabs.c (emit_libcall_block): Likewise.
13726 * predict.c (predict_insn): Likewise.
13727 (combine_predictions_for_insn): Likewise.
13728 * recog.c (peephole2_optimize): Likewise.
13729 * regmove.c (try_auto_increment): Likewise.
13730 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13731 * reload.c (find_reloads): Likewise.
13732 * reload1.c (fixup_eh_region_note): Likewise.
13733 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13734 * reorg.c (delete_prior_computation): Likewise.
13735 (delete_computation, dbr_schedule): Likewise.
13736 * config/pa/pa.c (legitimize_pic_address): Likewise.
13737 * config/sh/sh.c (sh_reorg): Likewise.
13739 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13742 * config/libgcc-glibc.ver: Add %exclude.
13743 * config/m32r/libgcc-glibc.ver: Likwise.
13744 * config/s390/libgcc-glibc.ver: Likwise.
13745 * config/sh/libgcc-glibc.ver: Likwise.
13746 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13748 * config/i386/libgcc-glibc.ver: New.
13750 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13752 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13754 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13755 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13756 i[34567]86-*-linux*, x86_64-*-linux*. Add
13757 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13758 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13759 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13760 i[34567]86-*-linux*, x86_64-*-linux*.
13762 * libgcc-std.ver: Add empty GCC_4.4.0.
13764 * mkmap-symver.awk: Support multiple versions per symbol.
13766 * config/i386/i386.c (ix86_init_builtins): Always define
13767 __builtin_fabsq and __builtin_copysignq with fallbacks.
13768 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13769 and __builtin_copysignq if SSE2 isn't available.
13771 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13772 (LIBGCC2_TF_CEXT): Likwise.
13773 (TF_SIZE): Likwise.
13775 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13777 * config/i386/sfp-machine.h: Moved to libgcc.
13779 * config/i386/sfp-machine.h: New.
13780 * config/i386/t-linux: Likwise.
13782 * config/i386/t-darwin: Remove softfp_wrap_start and
13784 * config/i386/t-darwin64: Likewise.
13786 * config/i386/t-fprules-softfp64: Renamed to ...
13787 * config/i386/t-fprules-softfp: This.
13789 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13790 and softfp_wrap_end.
13792 2008-07-02 Jason Merrill <jason@redhat.com>
13794 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13796 * tree.c (ctor_to_list): New fn.
13797 * tree.h: Declare it.
13798 (CONSTRUCTOR_ELT): New macro.
13799 (CONSTRUCTOR_NELTS): New macro.
13801 2008-07-02 Richard Guenther <rguenther@suse.de>
13803 * tree-ssa-structalias.c (struct variable_info): Reorder
13804 to fill padding on 64bit hosts. Make collapsed_to an int.
13805 (get_varinfo_fc): Deal with that.
13806 (new_var_info): Likewise.
13807 (collapse_rest_of_var): Likewise.
13809 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13811 * doc/install.texi (--enable-java-home): Document.
13812 (--enable-aot-compile-rpm): Likewise.
13813 (--with-arch-directory): Likewise.
13814 (--with-os-directory): Likewise.
13815 (--with-origin-name): Likewise.
13816 (--with-arch-suffix): Likewise.
13817 (--with-jvm-root-dir): Likewise.
13818 (--with-jvm-jar-dir): Likewise.
13819 (--with-python-dir): Likewise.
13821 2008-07-02 Richard Guenther <rguenther@suse.de>
13823 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13824 from decls explicitly. Merge operand checking from tuples.
13826 2008-07-02 Martin Jambor <mjambor@suse.cz>
13828 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13830 2008-07-02 Martin Jambor <mjambor@suse.cz>
13832 * tree-switch-conversion.c: Included timevar.h
13833 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13835 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13837 2008-07-02 Martin Jambor <mjambor@suse.cz>
13839 * tree-switch-conversion.c: Corrected various comments and
13841 (build_constructors): Fixed minor formatting mistakes.
13843 * invoke.texi (Optimize Options): Corrected the
13844 switch-conversion-max-branch-ratio parameter.
13846 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13848 * final.c (asm_insn_count): Return zero for an empty asm body.
13850 2008-07-02 Richard Guenther <rguenther@suse.de>
13852 * bitmap.h (bitmap_set_bit): Return bool.
13853 (bitmap_clear_bit): Likewise.
13854 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13855 write to the bitmap if it would.
13856 (bitmap_clear_bit): Likewise.
13857 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13858 bitmap_set_bit return value.
13859 (add_pred_graph_edge): Likewise.
13860 (add_graph_edge): Likewise.
13861 (do_sd_constraint): Likewise.
13862 (do_ds_constraint): Likewise.
13864 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13866 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13867 Fix -Wc++-compat and/or -Wcast-qual warnings.
13868 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13869 gen_regparm_prefix): Likewise.
13870 * vmsdbgout.c (write_modbeg, lookup_filename,
13871 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13873 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13875 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13876 defaults.h definition apply.
13878 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13880 * function.c (assign_parm_remove_parallels): New.
13881 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13883 (assign_parm_setup_block): Do not handle them.
13884 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13885 assign_parm_remove_parallels.
13887 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13889 * c-typeck.c (convert_for_assignment): Use
13890 vector_targets_convertible_p.
13891 * c-common.c (vector_targets_convertible_p): New.
13892 * c-common.h (vector_targets_convertible_p): New prototype.
13893 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13894 opaque_p_V2SI_type_node.
13896 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13898 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13901 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13903 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13904 TFmode constants via two element DImode vector for hosts with
13905 HOST_BITS_PER_WIDE_INT < 64.
13906 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13907 also for HOST_BITS_PER_WIDE_INT < 64.
13909 2008-07-01 Richard Guenther <rguenther@suse.de>
13911 PR tree-optimization/36666
13912 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13913 (get_constraint_exp_from_ssa_var): Split into ...
13914 (get_constraint_exp_for_temp): ... this ...
13915 (get_constraint_for_ssa_var): ... and that.
13916 Return constraint expressions for all touched sub-fields
13917 if the results address is not taken.
13918 (process_constraint): Remove assertion that aggregate
13919 assignments do not happen at this place.
13920 (get_constraint_for_component_ref): Add address_p argument.
13921 Return constraint expressions for all touched sub-fields
13922 if the results address is not taken.
13923 (do_deref): Use get_constraint_exp_for_temp.
13924 (get_constraint_for_1): Rename from ...
13925 (get_constraint_for): ... this. Add the old function as wrapper.
13926 (do_structure_copy): Use get_constraint_for_1.
13928 2008-07-01 Martin Jambor <mjambor@suse.cz>
13930 * Makefile.in (tree-switch-conversion.o): Add.
13931 (OBJS-common): Add tree-swtch-conversion.o.
13932 * passes.c (init_optimization_passes): Add pass_convert_switch.
13933 * tree-pass.h: (pass_convert_switch): Add.
13934 * tree-switch-conversion.c: New file.
13935 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13936 * common.opt (ftree-cswtch): New option.
13937 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13938 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13939 * opts.c (decode_options): Set flag_tree_switch_conversion when
13940 optimization level is >= 2.
13941 * doc/invoke.texi (Optimize Options): Added description of
13942 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13944 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13946 * config/darwin-driver.c (darwin_default_min_version): Fix
13947 -Wc++-compat warnings.
13949 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13951 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13954 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13956 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13958 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13960 PR rtl-optimization/34744
13961 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13962 (df_scan_free_internal): Free data structures not
13963 allocated in storage pools.
13964 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13965 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13966 df_scan_free_mws_vec.
13967 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13970 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13972 * config/i386/i386.c (contains_aligned_value_p): Return true
13974 (ix86_function_arg_boundary): Return its natural boundary
13976 (return_in_memory_32): Don't check TDmode.
13977 (ix86_split_to_parts): Support splitting into 4 parts and
13978 support TFmode for 32bit target.
13979 (ix86_split_long_move): Support splitting into 4 parts.
13980 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13982 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13983 (ix86_init_builtins): Here.
13984 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13985 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13986 'q' and 'w', respectively.
13988 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13990 (movtf_internal): Likewise.
13991 (<code>tf2): Likewise.
13992 (*absnegtf2_sse): Likewise.
13993 (copysign<mode>3): Likewise.
13994 (copysign<mode>3_const): Likewise.
13995 (copysign<mode>3_var): Likewise.
13996 (define_split UNSPEC_COPYSIGN): Likewise.
13997 * config/i386/sse.md (*nandtf3): Likewise.
13998 (<code>tf3): Likewise.
13999 (*<code>tf3): Likewise.
14001 2008-06-30 Joey Ye <joey.ye@intel.com>
14002 H.J. Lu <hongjiu.lu@intel.com>
14004 * global.c (compute_regsets): Set frame_pointer_needed here.
14005 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14007 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14009 * doc/install.texi (specific): Expand Windows build notes.
14011 2008-06-30 Ira Rosen <irar@il.ibm.com>
14013 PR tree-optimization/36648
14014 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14015 number of prolog iterations by step. Fix the comment.
14017 2008-06-30 Richard Guenther <rguenther@suse.de>
14019 PR middle-end/36671
14020 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14021 handle calls from ECF_MALLOC functions.
14022 (handle_pure_call): ECF_MALLOC functions do not return
14024 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14026 2008-06-29 Andreas Schwab <schwab@suse.de>
14028 * config/m68k/m68k.c (print_operand): Always print a float
14030 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14031 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14034 * config/rs6000/x-linux64: Remove never used file.
14036 2008-06-29 Richard Guenther <rguenther@suse.de>
14038 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14040 (struct alias_info): Move ...
14041 * tree-ssa-alias.c: ... here.
14042 (update_alias_info): Declare.
14043 (compute_may_aliases): Call it.
14044 (update_alias_info): New function.
14045 * tree-ssa-structalias.c (update_alias_info): Move ...
14046 * tree-ssa-alias.c (update_alias_info_1): ... here.
14047 * tree-ssa-structalias.c (process_constraint_1): Remove
14048 unused from_call argument. Rename to ...
14049 (process_constraint): ... this. Delete old wrapper.
14050 (make_constraint_to): Adjust callers.
14051 (handle_const_call): Likewise.
14052 (handle_pure_call): Likewise.
14053 (init_base_vars): Likewise.
14054 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14055 (find_func_aliases): We don't need structure copies for
14057 (make_constraint_from_anything): Remove.
14058 (create_variable_info_for): For globals make constraints
14059 from escaped, not from anything.
14060 (compute_points_to_sets): Do not call update_alias_info.
14061 (ipa_pta_execute): Use make_constraint_from.
14063 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14065 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14066 (bitmap.o-warn, dominance.o-warn): New.
14067 * configure.ac (cxx_compat_warn): Delete.
14068 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14069 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14071 * configure: Regenerate.
14073 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14076 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14078 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14079 * df-scan.c (df_notes_rescan): Likewise.
14080 * ggc-page.c (set_page_table_entry): Likewise.
14081 * intl.c (gcc_gettext_width): Likewise.
14082 * varasm.c (get_unnamed_section, get_noswitch_section,
14083 get_section): Likewise.
14085 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14087 * regrename.c (build_def_use): Don't copy RTX.
14089 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14091 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14092 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14093 punctuation. Use @ref instead of @xref.
14094 (Function Names): Remove stray @display/@end display.
14095 (C++ Attributes): Use @ref instead of @xref.
14096 (Deprecated Features): Fix punctuation around @xref.
14097 (Backwards Compatibility): Likewise.
14098 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14100 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14102 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14103 constants for E500 double.
14105 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14107 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14108 element type of const_vector.
14110 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14112 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14113 Remove FLAGS_REG clobber from expander pattern.
14114 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14115 (anddi3, andsi3, andhi3, andqi3): Ditto.
14116 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14117 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14118 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14119 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14120 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14121 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14122 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14123 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14125 2008-06-28 Richard Guenther <rguenther@suse.de>
14127 * tree-ssa-structalias.c (callused_id, var_callused,
14128 callused_tree): Add.
14129 (handle_pure_call): New function.
14130 (find_func_aliases): Call it.
14131 (find_what_p_points_to): Handle the call-used set.
14132 (clobber_what_escaped): Likewise.
14133 (compute_call_used_vars): New function.
14134 (init_base_vars): Init the call-used variable.
14135 (do_sd_constraint): Do not propagate the solution from CALLUSED
14136 but use CALLUSED as a placeholder.
14137 (solve_graph): Likewise.
14138 * tree-flow-inline.h (gimple_call_used_vars): New function.
14139 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14140 (compute_call_used_vars): Declare.
14141 * tree-ssa-alias.c (set_initial_properties): Call
14142 compute_call_used_vars.
14143 (reset_alias_info): Clear call-used variables.
14144 (add_call_clobber_ops): Assert we are not called for const/pure
14145 functions. Remove handling of them.
14146 (add_call_read_ops): Handle pure functions by adding the
14147 call-used set of variables as VUSEs.
14148 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14149 (delete_tree_ssa): Free it.
14150 * tree-dfa.c (remove_referenced_var): Clear the var from the
14153 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14155 * tree.c (build_varargs_function_type_list): New.
14156 (build_function_type_list_1): New.
14157 (build_function_type_list): Use build_function_type_list_1.
14158 * tree.h (build_varargs_function_type_list): New.
14160 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14163 * config/spu/spu.c (spu_builtin_splats): Do not generate
14164 invalid CONST_VECTOR expressions.
14165 (spu_expand_vector_init): Likewise.
14167 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14169 * optabs.c (libfunc_decls): New variable.
14170 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14171 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14172 for the same function twice.
14174 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14176 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14177 ix86_expand_binary_operator directly.
14178 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14180 (*ashrti3_1): Ditto.
14181 (*lshrti3_1): Ditto.
14182 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14183 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14184 using only one splitter. Conditionaly execute splitter before or
14185 after peephole2 pass.
14186 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14187 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14188 Use only one alternative in asm template.
14189 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14191 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14192 "J" operand constraint for operand 2.
14193 (*ashldi3_cconly_rex64): Ditto.
14194 (*ashrdi3_cmp_rex64): Ditto.
14195 (*ashrdi3_cconly_rex64): Ditto.
14196 (*lshrdi3_cmp_rex64): Ditto.
14197 (*lshrdi3_cconly_rex64): Ditto.
14198 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14199 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14200 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14203 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14205 * gimplify.c (omp_is_private): Don't return true if decl is not
14206 already private on #pragma omp for or #pragma omp parallel for.
14209 * tree-cfg.c (struct move_stmt_d): Replace block field with
14210 orig_block and new_block fields.
14211 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14212 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14213 (move_block_to_fn): Replace vars_map and new_label_map arguments
14214 with struct move_stmt_d pointer.
14215 (replace_block_vars_by_duplicates): New function.
14216 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14217 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14218 all subblocks of ORIG_BLOCK to the new function. Call
14219 replace_block_vars_by_duplicates.
14220 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14221 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14222 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14223 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14224 (expand_omp): Temporarily set input_location to the location of
14225 region's controlling stmt.
14226 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14227 BIND_EXPR, push ctx->block_vars and gimplification vars into
14228 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14229 into dest function.
14230 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14231 there are any BLOCK_VARS.
14232 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14233 OMP_PARALLEL or OMP_TASK stmt.
14234 (lower_omp): Save and restore input_location around the lower_omp_1
14237 2008-06-27 Richard Guenther <rguenther@suse.de>
14239 PR tree-optimization/36400
14240 PR tree-optimization/36373
14241 PR tree-optimization/36344
14242 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14243 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14244 (update_alias_info): Remove call clobbering code.
14245 (make_constraint_to): New helper function.
14246 (make_escape_constraint): Likewise.
14247 (handle_rhs_call): Use it on all pointer containing arguments.
14248 Also mark the static chain escaped.
14249 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14250 instead of ANYTHING.
14251 (make_constraint_from): New helper split out from ...
14252 (make_constraint_from_anything): ... here.
14253 (find_func_aliases): Add constraints for escape sites.
14254 (intra_create_variable_infos): Make constraints from NONLOCAL
14256 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14258 (clobber_what_p_points_to): Remove.
14259 (clobber_what_escaped): New function.
14260 (init_base_vars): Init NONLOCAL and ESCAPED.
14261 (do_sd_constraint): Do not propagate the solution from ESCAPED
14262 but use ESCAPED as a placeholder.
14263 (solve_graph): Likewise.
14264 * tree-flow.h (clobber_what_p_points_to): Remove.
14265 (clobber_what_escaped): Declare.
14266 * tree-ssa-alias.c (set_initial_properties): Call it.
14267 Remove code clobbering escaped pointers.
14269 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14271 * function.c (allocate_struct_function): Only allocate a unique
14272 funcdef_no if the decl is nonzero.
14274 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14276 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14277 * config/mips/mips.c (mips_split_const_insns): New function.
14278 * config/mips/mips.md (move_type): New attribute.
14279 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14280 (dword_mode): New attribute.
14281 (type): Avoid long line. Map "move_type"s to "type"s,
14282 choosing "multi" for doubleword moves if appropriate.
14283 Swap MTC/MFC comments to match their declaration order.
14284 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14285 "type" is "branch" or "jal" is "direct".
14286 (length): Handle "extended_mips16" first. Make the default
14287 "0" for "ghost" instructions. Set the length from "move_type".
14288 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14289 of "type", with "sll0" for the register alternative. Remove the
14290 "extended_mips16" attribute.
14291 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14292 of "type", with "shift_shift" for the register alternative.
14293 Remove the "length" attribute.
14294 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14295 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14296 of "type", with "andi" for the register alternative.
14297 (*zero_extendqihi2): Likewise.
14298 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14299 of "andi" instead of a "type" of "arith".
14300 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14302 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14303 (mov_<store>r, *mov<mode>_ra): Likewise.
14304 (extendsidi2): Use "move_type" instead of "type", with "move"
14305 for the register alternative.
14306 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14307 of "type", with "signext" for the register alternative.
14308 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14309 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14310 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14311 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14312 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14313 (unnamed branch insn): Likewise.
14314 (*movdi_gp32_fp64): Fold into...
14315 (*movdi_32bit): ...here.
14316 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14317 (*movdf_hardfloat): ...this new pattern.
14318 (*movdf_softfloat): Remove redundant FPR alternatives.
14319 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14320 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14321 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14322 the "move" attribute.
14323 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14324 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14325 and "store" for COP loads and stores.
14326 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14327 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14328 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14329 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14330 (*movtf_mips16, *movv2sf): Likewise.
14331 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14332 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14333 (mfhc1<mode>): Use "move_type" instead of "move".
14334 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14335 (loadgp_blockage): Remove the "length" attribute.
14336 (blockage, set_got_version, update_got_version): Likewise.
14337 (call_internal): Remove the "extended_mips16" attribute.
14338 (call_value_internal, call_value_multiple_internal): Likewise.
14339 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14341 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14342 the "length" attribute.
14344 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14346 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14347 -Wcast-qual warnings.
14348 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14349 handle_pragma_pop_macro): Likewise.
14350 * collect2.c (resolve_lib_name): Likewise.
14351 * config/arc/arc.c (arc_init): Likewise.
14352 * config/arm/arm.c (neon_builtin_compare,
14353 locate_neon_builtin_icode): Likewise.
14354 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14355 * config/bfin/bfin.c (bfin_init_machine_status,
14356 bfin_optimize_loop): Likewise.
14357 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14358 * config/cris/cris.c (cris_init_expanders): Likewise.
14359 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14360 * config/darwin.c (machopic_indirection_eq,
14361 machopic_indirection_name, machopic_output_indirection): Likewise.
14362 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14363 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14364 frv_optimize_membar): Likewise.
14365 * config/i386/cygwin.h (mingw_scan,
14366 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14367 * config/i386/cygwin1.c (mingw_scan): Likewise.
14368 * config/i386/i386.c (machopic_output_stub): Likewise.
14369 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14370 i386_pe_unique_section): Likewise.
14371 * config/ia64/ia64.c (ia64_init_machine_status,
14372 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14374 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14375 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14376 * config/m68k/m68k.c (m68k_handle_option,
14377 m68k_sched_md_init_global): Likewise.
14378 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14379 mcore_unique_section): Likewise.
14380 * config/mips/mips.c (mips_block_move_straight,
14381 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14383 * config/mmix/mmix.c (mmix_init_machine_status,
14384 mmix_encode_section_info): Likewise.
14385 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14386 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14387 print_operand_address, output_toc, redefine_groups,
14388 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14389 * config/s390/s390.c (s390_init_machine_status): Likewise.
14390 * config/score/score.c (score_block_move_straight,
14391 score_block_move_loop_body): Likewise.
14392 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14393 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14394 * emit-rtl.c (find_auto_inc): Likewise.
14395 * gcc.c (translate_options, process_command): Likewise.
14396 * reorg.c (dbr_schedule): Likewise.
14397 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14398 * xcoffout.c (xcoffout_declare_function): Likewise.
14400 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14402 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14403 ipa-pta working again.
14405 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14407 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14410 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14412 * config.gcc (powerpc*-*-*): Add new core e500mc.
14413 * config/rs6000/e500mc.md: New file.
14414 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14416 (rs6000_override_options): Add e500mc case to
14417 processor_target_table. Altivec and Spe options not allowed
14418 with e500mc. Add isel instruction to e500mc by
14419 default. Initialize rs6000_cost for e500mc.
14420 (rs6000_issue_rate): Set issue rate for e500mc.
14421 * config/rs6000/rs6000.h (processor_type): Add
14422 PROCESSOR_PPCE500MC.
14423 (ASM_CPU_SPEC): Add e500mc.
14424 Set TARGET_ISEL to rs6000_isel.
14425 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14426 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14427 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14429 * doc/invoke.texi: Add e500mc to list of cpus.
14431 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14434 * c-lex.c (lex_charconst): Initialize unsignedp.
14436 2008-06-27 Olivier Hainque <hainque@adacore.com>
14438 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14439 documented assumptions.
14441 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14443 * dwarf2out.c: Remove trailing white spaces. Break long line
14446 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14448 * libfuncs.h (LTI_synchronize): New libfunc_index.
14449 (synchronize_libfunc): Declare.
14450 * builtins.c (expand_builtin_synchronize): Consider using
14451 synchronize_libfunc before falling back on an asm blockage.
14452 * config/mips/mips.c: Include libfuncs.h
14453 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14455 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14457 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14458 parameter. Copy stack_reg to r11 where appropriate.
14459 (no_global_regs_above): Add gpr parameter.
14460 (rs6000_stack_info): Only add padding for SPE save area if we
14461 are saving SPE GPRs and CR.
14462 (saveres_routine_syms): New variable.
14463 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14465 (rs6000_savres_routine_sym): New function.
14466 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14468 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14469 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14470 Tweak FPR out-of-line saving.
14471 (rs6000_make_savres_rtx): New function.
14472 (rs6000_use_multiple_p): New function.
14473 (rs6000_savres_strategy): New function.
14474 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14475 out-of-line if appropriate.
14476 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14477 if we are optimizing for size.
14478 (GP_SAVE_INLINE): Define.
14479 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14480 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14481 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14482 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14483 (*save_fpregs_<mode>): Add use of r11.
14484 (*restore_gpregs_<mode>): New insn.
14485 (*return_and_restore_gpregs_<mode>): New insn.
14486 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14488 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14489 (*restore_gpregs_spe): New insn.
14490 (*return_and_restore_gpregs_spe): New insn.
14491 * config/rs6000/predicates.md (save_world_operation): Fix check.
14493 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14495 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14496 this point, so assert that.
14498 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14500 * cfganal.c: Include vec.h and vecprim.h.
14501 (compute_idf): Import from...
14502 * tree-into-ssa (compute_idf): ...here.
14503 * basic-block.h (compute_idf): Export.
14505 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14507 * c-decl.c (merge_decls): Use !current_function_decl to check for
14508 extern declaration of C99 inline function being at file scope.
14510 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14512 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14514 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14516 * alias.c (record_alias_subset, init_alias_analysis): Fix
14517 -Wc++-compat and/or -Wcast-qual warnings.
14518 * attribs.c (lookup_attribute_spec): Likewise.
14519 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14520 copy_bb, connect_traces,
14521 find_rarely_executed_basic_blocks_and_cr): Likewise.
14522 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14523 note_btr_set, migrate_btr_defs): Likewise.
14524 * builtins.c (result_vector, expand_builtin_memcpy,
14525 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14526 builtin_memset_read_str, expand_builtin_printf,
14527 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14529 * caller-save.c (mark_set_regs): Likewise.
14530 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14531 * cgraph.c (cgraph_edge): Likewise.
14532 * combine.c (likely_spilled_retval_1): Likewise.
14533 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14534 htab_counts_entry_del, get_coverage_counts): Likewise.
14535 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14536 new_cselib_val): Likewise.
14537 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14538 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14540 * df-core.c (df_compact_blocks): Likewise.
14541 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14542 * df-scan.c (df_grow_reg_info, df_ref_create,
14543 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14544 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14545 df_record_entry_block_defs, df_record_exit_block_uses,
14546 df_bb_verify): Likewise.
14547 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14548 DF_REF_EXTRACT_MODE_CONST): New.
14549 * dominance.c (get_immediate_dominator, get_dominated_by,
14550 nearest_common_dominator, root_of_dom_tree,
14551 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14552 -Wc++-compat and/or -Wcast-qual warnings.
14553 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14554 record_store, replace_read, check_mem_read_rtx, scan_insn,
14555 dse_step1, dse_record_singleton_alias_set): Likewise.
14556 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14558 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14560 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14561 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14562 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14563 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14564 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14565 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14566 file_name_acquire, output_file_names, add_const_value_attribute,
14567 premark_used_types_helper, file_table_eq, file_table_hash,
14568 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14569 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14570 -Wcast-qual warnings.
14571 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14572 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14573 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14574 gen_reg_rtx, start_sequence, init_emit): Likewise.
14575 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14576 * except.c (init_eh_for_function, gen_eh_region,
14577 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14578 arh_to_landing_pad, arh_to_label, add_action_record,
14579 add_call_site, switch_to_exception_section): Likewise.
14580 * expmed.c (synth_mult): Likewise.
14581 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14582 store_expr): Likewise.
14583 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14585 * function.c (assign_stack_temp_for_type,
14586 allocate_struct_function, match_asm_constraints_1): Likewise.
14587 * gcov-io.c (gcov_allocate): Likewise.
14588 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14589 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14590 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14591 record_one_set, insert_expr_in_table, insert_set_in_table,
14592 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14593 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14594 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14595 -Wcast-qual warnings.
14597 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14599 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14600 -Wcast-qual warnings.
14601 * gcc.c (process_command): Likewise.
14602 * genattrtab.c (oballoc): Use XOBNEW.
14603 (oballocvec): Define.
14604 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14605 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14606 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14607 -Wc++-compat and/or -Wcast-qual warnings.
14608 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14609 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14610 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14611 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14612 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14613 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14614 add_excls, process_presence_absence_names,
14615 process_presence_absence_patterns, add_presence_absence,
14616 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14617 get_free_state, add_arc, get_free_automata_list_el,
14618 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14619 transform_3, cache_presence, create_ainsns, create_automata,
14620 create_state_ainsn_table, dfa_insn_code_enlarge,
14621 output_trans_func, output_min_issue_delay_func,
14622 output_dead_lock_func, output_reset_func,
14623 output_get_cpu_unit_code_func, output_dfa_start_func,
14624 expand_automata): Likewise.
14625 * genextract.c (gen_insn): Likewise.
14626 * gengtype-lex.l: Likewise.
14627 * gengtype.c (read_input_list, adjust_field_type,
14628 process_gc_options): Likewise.
14629 * genoutput.c (note_constraint): Likewise.
14630 * genpreds.c (mangle, add_constraint): Likewise.
14631 * genrecog.c (process_define_predicate, new_decision,
14632 add_to_sequence): Likewise.
14633 * gensupport.c (record_insn_name): Likewise.
14635 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14637 * config/i386/driver-i386.c (detect_caches_amd,
14638 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14639 and/or -Wcast-qual warnings.
14640 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14641 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14642 gt_pch_save): Likewise.
14643 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14644 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14645 * global.c (compute_regsets): Likewise.
14646 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14647 finish_graph_dump_file): Likewise.
14648 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14649 unlink_bb_notes): Likewise.
14650 * integrate.c (get_hard_reg_initial_val): Likewise.
14651 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14652 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14653 * local-alloc.c (update_equiv_regs): Likewise.
14654 * loop-invariant.c (check_invariant_table_size,
14655 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14657 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14658 altered_reg_used, mark_altered): Likewise.
14659 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14660 insert_var_expansion_initialization,
14661 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14662 release_var_copies): Likewise.
14663 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14664 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14665 analyze_accesses_for_phi_node, check_var_notmodified_p,
14666 check_allocation_function, find_sites_in_func,
14667 record_all_accesses_in_func, transform_access_sites,
14668 transform_allocation_sites): Likewise.
14669 * omp-low.c (new_omp_region, create_omp_child_function_name,
14670 check_omp_nesting_restrictions, check_combined_parallel,
14671 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14672 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14673 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14674 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14676 * opts-common.c (prune_options): Likewise.
14677 * opts.c (add_input_filename, print_filtered_help,
14678 get_option_state): Likewise.
14679 * params.c (add_params): Likewise.
14680 * passes.c (set_pass_for_id, next_pass_1,
14681 do_per_function_toporder, pass_fini_dump_file): Likewise.
14682 * postreload.c (reload_cse_simplify_operands): Likewise.
14683 * predict.c (tree_predicted_by_p, tree_predict_edge,
14684 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14686 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14688 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14690 * recog.c (check_asm_operands, validate_change_1): Likewise.
14691 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14692 subst_asm_stack_regs): Likewise.
14693 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14694 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14695 * regmove.c (reg_is_remote_constant_p): Likewise.
14696 * regrename.c (regrename_optimize, scan_rtx_reg,
14697 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14699 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14700 regstat_compute_calls_crossed): Likewise.
14701 * reload1.c (init_reload, new_insn_chain,
14702 has_nonexceptional_receiver, reload, copy_reloads,
14703 calculate_needs_all_insns, init_elim_table): Likewise.
14704 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14705 * rtl.c (shallow_copy_rtx_stat): Likewise.
14706 * rtlanal.c (parms_set): Likewise.
14707 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14708 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14709 * sched-ebb.c (earliest_block_with_similiar_load,
14710 add_deps_for_risky_insns): Likewise.
14711 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14712 schedule_region): Likewise.
14713 * see.c (eq_descriptor_pre_extension,
14714 hash_descriptor_pre_extension, hash_del_pre_extension,
14715 eq_descriptor_properties, hash_descriptor_properties,
14716 hash_del_properties, see_seek_pre_extension_expr,
14717 see_initialize_data_structures, see_print_register_properties,
14718 see_print_pre_extension_expr, see_delete_merged_def_extension,
14719 see_delete_unmerged_def_extension, see_emit_use_extension,
14720 see_pre_delete_extension, see_map_extension, see_commit_changes,
14721 see_analyze_merged_def_local_prop,
14722 see_analyze_merged_def_local_prop,
14723 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14724 see_set_prop_merged_def, see_set_prop_unmerged_def,
14725 see_set_prop_unmerged_use, see_print_one_extension,
14726 see_merge_one_use_extension, see_merge_one_def_extension,
14727 see_store_reference_and_extension, see_update_uses_relevancy,
14728 see_update_defs_relevancy): Likewise.
14729 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14730 hash_statistics_free, curr_statistics_hash): Likewise.
14731 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14732 expand_asm_operands, expand_return, case_bit_test_cmp,
14733 expand_case): Likewise.
14734 * stor-layout.c (start_record_layout): Likewise.
14735 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14736 gt_pch_save_stringpool): Likewise.
14737 * tree-data-ref.c (hash_stmt_vertex_info,
14738 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14739 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14741 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14744 * config/i386/i386.md : Change constraints of HImode and QImode
14745 immediate operands from "i" to "n". Change SImode "ni" constraint to
14746 "i" and SImode "rmi" constraint to "g". Remove all constraints
14747 from const0_operand and const1_operand predicated operands.
14748 (i): Change QImode and HImode attribute from "i" to "n".
14749 (*subqi_2): Change HImode operands to QImode.
14752 2008-06-25 Olivier Hainque <hainque@adacore.com>
14754 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14757 2008-06-25 Richard Guenther <rguenther@suse.de>
14759 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14760 not overflow the result type.
14762 2008-06-25 Richard Guenther <rguenther@suse.de>
14764 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14765 (vn_lookup): Likewise.
14767 2008-06-25 Richard Guenther <rguenther@suse.de>
14769 PR tree-optimization/35518
14770 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14771 * tree-sra.c (instantiate_element): Use fold_build3 to build
14773 (try_instantiate_multiple_fields): Likewise.
14775 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14777 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14780 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14782 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14783 use_backchain_to_restore_sp to true
14784 if the offset of the link register save area would go over the 32k - 1
14785 offset limit of the load
14788 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14790 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14791 anchor for the type-punning blurb. Cross-reference "Structures
14792 unions enumerations and bit-fields implementation". Provide a
14793 cast-through-pointer example. Make final sentence self-contained.
14794 * doc/implement-c.texi (Structures unions enumerations and
14795 bit-fields implementation): Cross-reference the type-punning blurb
14796 in the -fstrict-aliasing documentation.
14798 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14800 PR middle-end/36594
14801 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14802 the memory instead of the memory itself for the save area.
14804 2008-06-24 Olivier Hainque <hainque@adacore.com>
14805 Nicolas Roche <roche@adacore.com>
14807 * gengtype.c (srcdir_len): size_t instead of int.
14808 (get_file_realbasename): New function. For F a filename, the real
14809 basename of F, with all the path components stripped.
14810 (get_file_srcdir_relative_path): New function. For F a filename, the
14811 relative path to F from $(srcdir).
14812 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14813 get_file_realbasename. Adjust the head comment.
14814 (get_prefix_langdir_index): New function. For F a filename, return the
14815 lang_dir_names[] relative index of the language directory that is
14817 (get_file_langdir): For F a filename, return the name of the language
14818 directory where F is located.
14819 (get_file_gtfilename): New function. The gt- output file name for an
14821 (get_output_file_with_visibility): Replace in-line computations with
14822 uses of get_file_gtfilename and get_prefix_langdir_index.
14823 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14825 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14827 PR tree-optimization/36504
14828 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14829 references without base address.
14831 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14833 PR middle-end/36584
14834 * calls.c (expand_call): Increase alignment for recursive functions.
14836 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14838 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14839 (TARGET_FUNCTION_VALUE): New define.
14840 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14841 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14843 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14845 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14846 (fmod<mode>3): Ditto.
14847 (remainderxf3): Ditto.
14848 (remainder<mode>3): Ditto.
14850 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14853 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14854 REG is a hard register.
14856 PR tree-optimization/36508
14857 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14858 499, don't check it at all in release compilers.
14860 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14862 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14863 together with SSE_TARGET_MATH to disable insn pattern.
14864 (*fop_<MODEF:mode>_2_i387): Ditto.
14865 (*fop_<MODEF:mode>_3_i387): Ditto.
14867 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14869 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14871 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14873 PR middle-end/34906
14874 * gimplify.c (gimplify_asm_expr): Check the return code of
14875 parse_output_constraint call, set function return and is_inout
14876 value if it failed.
14878 2008-06-22 Ian Lance Taylor <iant@google.com>
14880 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14881 (narrowest_signed_type): Likewise.
14882 * c-typeck.c (c_common_type): Change local variable mclass to enum
14884 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14885 tcc_comparison, not the tree code itself.
14886 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14887 (c_expand_expr): Cast modifier to enum expand_modifier.
14888 * c-common.h (C_RID_CODE): Add casts.
14889 (C_SET_RID_CODE): Define.
14890 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14891 (c_lex_one_token): Add cast to avoid warning.
14892 (c_parser_objc_type_name): Rename local typename to type_name.
14893 (check_no_duplicate_clause): Change code parameter to enum
14895 (c_parser_omp_var_list_parens): Change kind parameter to enum
14897 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14898 c_parser_omp_list_var_parens.
14899 (c_parser_omp_threadprivate): Likewise.
14900 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14901 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14902 * c-format.c (NO_FMT): Define.
14903 (printf_length_specs): Use NO_FMT.
14904 (asm_fprintf_length_specs): Likewise.
14905 (gcc_diag_length_specs): Likewise.
14906 (scanf_length_specs): Likewise.
14907 (strfmon_length_specs): Likewise.
14908 (gcc_gfc_length_specs): Likewise.
14909 (printf_flag_specs): Change 0 to STD_C89.
14910 (asm_fprintf_flag_specs): Likewise.
14911 (gcc_diag_flag_specs): Likewise.
14912 (gcc_cxxdiag_flag_specs): Likewise.
14913 (scanf_flag_specs): Likewise.
14914 (strftime_flag_specs): Likewise.
14915 (strfmon_flag_specs): Likewise.
14916 (print_char_table): Likewise.
14917 (asm_fprintf_char_table): Likewise.
14918 (gcc_diag_char_table): Likewise.
14919 (gcc_tdiag_char_table): Likewise.
14920 (gcc_cdiag_char_table): Likewise.
14921 (gcc_cxxdiag_char_table): Likewise.
14922 (gcc_gfc_char_table): Likewise.
14923 (scan_char_table): Likewise.
14924 (time_char_table): Likewis.
14925 (monetary_char_table): Likewise.
14926 * c-format.h (BADLEN): Likewise.
14928 2008-06-21 Ian Lance Taylor <iant@google.com>
14930 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14931 Define END_OF_BASE_TREE_CODES around inclusion.
14932 * tree.c (tree_code_type): New global array.
14933 (tree_code_length, tree_code_name): Likewise.
14934 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14935 $(lang_tree_files).
14936 (all-tree.def, s-alltree): New targets.
14937 (gencheck.h, s-gencheck): Remove.
14938 (tree.o): Depend upon all-tree.def.
14939 (build/gencheck.o): Remove gencheck.h dependency.
14940 (mostlyclean): Don't remove gencheck.h.
14941 * c-common.h (enum c_tree_code): Remove.
14942 * c-lang.c (tree_code_type): Remove.
14943 (tree_code_length, tree_code_name): Remove.
14944 * gencheck.c (tree_codes): Include all-tree.def, rather than
14945 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14947 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14949 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14950 (operator_name_info): Size to MAX_TREE_CODES.
14951 (assignment_operator_name_info): Likewise.
14952 * cp/cp-lang.c (tree_code_type): Remove.
14953 (tree_code_length, tree_code_name): Remove.
14954 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14955 (assignment_operator_name_info): Likewise.
14956 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14958 * cp/mangle.c (write_expression): Likewise.
14959 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14960 * fortran/f95-lang.c (tree_code_type): Remove.
14961 (tree_code_length, tree_code_name): Remove.
14962 * java/java-tree.h (enum java_tree_code): Remove.
14963 * java/lang.c (tree_code_type): Remove.
14964 (tree_code_length, tree_code_name): Remove.
14965 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14966 * objc/objc-act.h (enum objc_tree_code): Remove.
14967 * objc/objc-lang.c (tree_code_type): Remove.
14968 (tree_code_length, tree_code_name): Remove.
14969 * objcp/objcp-lang.c (tree_code_type): Remove.
14970 (tree_code_length, tree_code_name): Remove.
14971 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14972 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14973 * ada/misc.c (tree_code_type): Remove.
14974 (tree_code_length, tree_code_name): Remove.
14976 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14978 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14979 the grand_bitmap_obstack.
14981 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14983 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14984 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14985 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14986 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14987 move_stmt_r, new_label_mapper): Likewise.
14988 * tree-complex.c (cvc_lookup): Likewise.
14989 * tree-dfa.c (create_function_ann): Likewise.
14990 * tree-dump.c (dump_register): Likewise.
14991 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14992 find_phi_replacement_condition): Likewise.
14993 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14994 tree_function_versioning): Likewise.
14995 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14996 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14997 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14998 get_nonlocal_debug_decl, convert_nonlocal_reference,
14999 convert_nonlocal_omp_clauses, get_local_debug_decl,
15000 convert_local_reference, convert_local_omp_clauses,
15001 convert_nl_goto_reference, convert_nl_goto_receiver,
15002 convert_tramp_reference, convert_call_expr): Likewise.
15003 * tree-outof-ssa.c (contains_tree_r): Likewise.
15004 * tree-parloops.c (reduction_phi, initialize_reductions,
15005 eliminate_local_variables_1, add_field_for_reduction,
15006 add_field_for_name, create_phi_for_local_result,
15007 create_call_for_reduction_1, create_loads_for_reductions,
15008 create_stores_for_reduction, create_loads_and_stores_for_name):
15010 * tree-phinodes.c (allocate_phi_node): Likewise.
15011 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15012 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15013 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15014 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15015 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15016 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15017 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15018 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15019 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15020 vn_nary_op_insert): Likewise.
15021 * tree-ssa.c (redirect_edge_var_map_add,
15022 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15023 * tree-vectorizer.c (vectorize_loops): Likewise.
15024 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15025 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15026 tree_cons_stat, build1_stat, build_variant_type_copy,
15027 decl_init_priority_lookup, decl_fini_priority_lookup,
15028 decl_priority_info, decl_restrict_base_lookup,
15029 decl_restrict_base_insert, decl_debug_expr_lookup,
15030 decl_debug_expr_insert, decl_value_expr_lookup,
15031 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15032 type_hash_add, get_file_function_name, tree_check_failed,
15033 tree_not_check_failed, tree_range_check_failed,
15034 omp_clause_range_check_failed, build_omp_clause,
15035 build_vl_exp_stat): Likewise.
15036 * value-prof.c (gimple_histogram_value,
15037 gimple_duplicate_stmt_histograms): Likewise.
15038 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15039 unshare_variable, variable_union_info_cmp_pos, variable_union,
15040 dataflow_set_different_1, dataflow_set_different_2,
15041 vt_find_locations, variable_was_changed, set_variable_part,
15042 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15043 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15044 section_entry_hash, object_block_entry_eq,
15045 object_block_entry_hash, create_block_symbol,
15046 initialize_cold_section_name, default_function_rodata_section,
15047 strip_reg_name, set_user_assembler_name, const_desc_eq,
15048 build_constant_desc, output_constant_def, lookup_constant_def,
15049 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15050 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15051 default_internal_label): Likewise.
15052 * varray.c (varray_init, varray_grow): Likewise.
15053 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15055 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15057 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15058 operators for "test" insn. Macroize insn using SWI mode macro.
15059 (*jcc_fused_2): Ditto.
15060 (*jcc_fused_3): Macroize insn using SWI mode macro.
15061 (*jcc_fused_4): Ditto.
15063 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15065 * tree-ssa-pre.c: Fix typo in comment.
15066 (init_antic, fini_antic): Add explicit funtions for
15067 initializing and deinitializing ANTIC and AVAIL sets.
15068 (create_expression_by_pieces): Fix typo in comment.
15069 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15070 (execute_pre): Eventually dump details about ANTIC_IN.
15072 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15074 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15075 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15076 add_to_obstack, file_at_path, find_a_file, execute,
15077 add_preprocessor_option, add_assembler_option, add_linker_option,
15078 process_command, insert_wrapper, do_option_spec, do_self_spec,
15079 spec_path, do_spec_1, is_directory, main, used_arg,
15080 getenv_spec_function): Likewise.
15081 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15082 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15085 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15087 * doc/rtl.texi: Updated subreg section.
15089 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15092 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15093 node->needed and node->reachable.
15094 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15095 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15096 (expand_task_call): Don't call expand_task_copyfn.
15097 (expand_task_copyfn): Renamed to...
15098 (finalize_task_copyfn): ... this.
15100 2008-06-19 Jan Hubicka <jh@suse.cz>
15102 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15103 clobbering framepointer.
15105 2008-06-19 Jan Hubicka <jh@suse.cz>
15107 * tree-optimize.c (execute_early_local_optimizations): Set
15108 cgraph_state only at first invocation.
15110 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15112 * system.h (-Wc++-compat): Activate as a warning, no an error.
15114 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15116 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15117 instead of "#" in insn asm template.
15118 (*jcc_fused_2): Ditto.
15120 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15122 * config/i386/i386.h (ix86_tune_indices)
15123 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15124 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15125 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15126 (*jcc_fused_2): Ditto.
15127 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15128 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15129 (print operand): Handle 'E' and 'e' code.
15131 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15133 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15134 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15135 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15137 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15139 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15141 (cgraph_expand_function): Use local copy of decl.
15142 (cgraph_expand_all_functions): Remove redundant initialization of
15144 (cgraph_optimize): Reword internal_error message.
15146 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15148 * arm-protos.h (arm_return_in_memory): Remove public
15149 arm_return_in_memory() prototype.
15150 * arm.c (arm_return_in_memory): Add static prototype, add target
15151 hook macro, change definition and comments.
15152 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15154 2008-06-19 Ben Elliston <bje@au.ibm.com>
15156 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15157 real.c: Remove references to IEEE 754R.
15158 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15159 * doc/libgcc.texi (Decimal float library routines): Likewise.
15161 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15163 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15164 (default_unwind_word_mode): Add prototype.
15165 * targhooks.c (default_unwind_word_mode): New function.
15166 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15167 instead of word_mode.
15168 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15169 (TARGET_INITIALIZER): Use it.
15171 * c-common.c (handle_mode_attribute): Support "unwind_word"
15173 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15175 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15176 word_mode to access SjLj_Function_Context member "data".
15177 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15178 conversion from targetm.eh_return_filter_mode () to
15179 targetm.unwind_word_mode () if they differ.
15181 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15182 (BT_FN_UNWINDWORD_PTR): New function type.
15183 (BT_FN_WORD_PTR): Remove.
15184 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15185 * except.c (expand_builtin_extend_pointer): Convert pointer to
15186 targetm.unwind_word_mode () instead of word_mode.
15188 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15189 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15190 (spu_unwind_word_mode): New function.
15191 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15192 (TARGET_UNWIND_WORD_MODE): Define.
15193 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15195 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15197 * config/spu/spu.c (reg_align): Remove.
15198 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15199 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15200 (spu_split_store): Likewise.
15202 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15204 * gcc/tree-vn.c: Fix typo in comment.
15206 2008-06-18 Jan Hubicka <jh@suse.cz>
15208 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15209 toplevel reorder too.
15211 2008-06-18 Jan Hubicka <jh@suse.cz>
15213 * c-opts.c (c_common_post_options): PCH is not compatible with
15215 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15216 -fno-toplevel-reorder by default now.
15218 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15220 PR documentation/30739
15221 * doc/install.texi (Prerequisites): Document dependency on awk.
15223 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15224 Ian Lance Taylor <iant@google.com>
15226 PR rtl-optimization/35604
15227 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15228 only want to change jump destinations, not eventual label comparisons.
15230 2008-06-16 Jan Hubicka <jh@suse.cz>
15232 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15234 (cgraph_analyze_function): Likewise.
15236 2008-06-16 Jan Hubicka <jh@suse.cz>
15238 * cgraph.h (cgraph_mark_if_needed): New function.
15239 * cgraphunit.c (cgraph_mark_if_needed): New function.
15240 * c-decl.c (duplicate_decl): Use it.
15242 2008-06-16 Jan Hubicka <jh@suse.cz>
15244 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15247 2008-06-16 Jan Hubicka <jh@suse.cz>
15249 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15251 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15252 Kazu Hirata <kazu@codesourcery.com>
15253 Maxim Kuvyrkov <maxim@codesourcery.com
15255 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15256 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15257 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15258 EXTRA_SPEC_FUNCTIONS.
15259 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15260 (DRIVER_SELF_SPECS): Adjust.
15261 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15262 * config/mips/st.h, config/mips/t-st: New.
15263 * config/mips/driver-native.c, config/mips/x-native: New.
15264 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15267 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15269 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15271 (ISA_HAS_FP_CONDMOVE): New macro.
15272 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15273 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15274 (ISA_HAS_NMADD3_NMSUB3): New macro.
15275 * config/mips/mips.c (mips_rtx_costs): Update.
15276 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15277 compiling for ST Loongson 2E/2F.
15278 (madd<mode>): Rename to madd4<mode>. Update.
15279 (madd3<mode>): New pattern.
15280 (msub<mode>): Rename to msub4<mode>. Update.
15281 (msub3<mode>): New pattern.
15282 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15283 (nmadd3<mode>): New pattern.
15284 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15285 (nmadd3<mode>_fastmath): New pattern.
15286 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15287 (nmsub3<mode>): New pattern.
15288 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15289 (nmsub3<mode>_fastmath): New pattern.
15290 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15292 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15294 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15295 (DF_REF_INSN_INFO): New.
15296 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15297 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15298 with a NULL DF_REF_INSN_INFO.
15299 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15301 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15302 DF_INSN_INFO_EQ_USES): New.
15303 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15304 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15305 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15306 * df-core.c: Update comment for above changes.
15307 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15308 DF_INSN_UID_* macros.
15309 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15310 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15311 insn rtx. Update all callers.
15312 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15313 df_ref_create_structure, df_insn_refs_collect): Likewise.
15314 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15315 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15316 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15317 macros to access the insn refs.
15318 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15319 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15320 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15321 for accessing the refs.
15322 (try_fwprop_subst): Likewise.
15323 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15324 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15325 for accessing the refs.
15326 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15327 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15328 to look at the insn refs.
15329 (record_uses): Likewise.
15330 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15332 (mark_artificial_uses): Don't mark_insn for artificial refs.
15333 (mark_reg_rependencies): Likewise.
15335 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15337 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15339 * configure: Regenerate.
15341 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15343 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15344 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15345 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15347 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15349 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15350 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15351 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15353 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15355 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15356 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15357 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15359 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15361 * tree-ssa-sccvn.c: Fix format of comments.
15363 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15365 * cgraph.c: Remove unneeded forward declarations of eq_node()
15368 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15370 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15372 (see_update_relevancy): Likewise.
15373 * fwprop.c (try_fwprop_subst): Likewise.
15374 * rtlanal.c (noop_move_p): Likewise.
15375 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15376 notes to non-existing libcall blocks.
15377 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15379 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15380 (dead_libcall_p): Remove.
15381 (delete_trivially_dead_insns): Don't use it.
15382 * web.c (union_defs): Remove comment about keeping nops.
15383 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15384 (compute_hash_table_work): Don't track libcall notes.
15385 (do_local_cprop): Don't take libcall pointers. Don't update
15387 (adjust_libcall_notes): Deleted.
15388 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15389 ever have existed in the first place).
15390 (replace_store_insn): Don't try to remove libcall notes.
15391 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15392 (resolve_reg_notes): Don't call them.
15393 (resolve_simple_move): Likewise.
15394 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15395 Don't remove REG_RETVAL notes.
15396 * emit-rtl.c (try_split): Don't update libcall notes.
15397 (emit_copy_of_insn_after): Dito.
15398 * cselib.c (cselib_current_insn_in_libcall): Remove.
15399 (cselib_process_insn): Don't set/clear it.
15400 (new_elt_loc_list): Don't record it.
15401 (cselib_init): Don't initialize it.
15402 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15403 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15405 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15406 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15407 (init_deps): Don't initialize it.
15408 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15409 * combine.c (delete_noop_moves): Don't update libcall notes.
15410 (can_combine_p): Remove now pointless #if 0 block.
15411 (try_combine): Remove another obsolete #if 0 block.
15412 (distribute_notes): Don't distribute libcall notes.
15413 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15414 * dce.c (libcall_dead_p): Remove.
15415 (delete_unmarked_insns): Don't handle libcall blocks.
15416 (preserve_libcall_for_dce): Remove.
15417 (prescan_insns_for_dce): Don't special-case libcall block insns.
15418 * reload1 (reload): Don't handle libcall notes.
15419 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15422 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15424 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15425 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15426 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15428 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15430 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15431 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15432 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15434 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15436 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15438 2008-06-16 Ira Rosen <irar@il.ibm.com>
15440 PR tree-optimization/36493
15441 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15442 the arguments list. Use VECTYPE to create vector pointer.
15443 (vectorizable_store): Fail if accesses through a pointer to vectype
15444 do not alias the original memory reference operands.
15445 Call vect_create_data_ref_ptr without the removed argument.
15446 (vectorizable_load): Likewise.
15447 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15450 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15453 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15454 reg_equiv_constant.
15456 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15458 * config/mips/loongson2ef.md: New file.
15459 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15460 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15461 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15462 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15463 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15465 (loongson2ef.md): New include.
15466 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15467 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15468 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15469 (loongson_gt_<mode>, loongson_extract_halfword)
15470 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15471 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15472 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15473 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15474 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15475 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15476 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15477 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15478 (vec_interleave_low<mode>): Define type attribute.
15479 * config/mips/mips.c (mips_ls2): New static variable.
15480 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15481 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15482 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15483 Implement target scheduling hooks.
15484 (mips_multipass_dfa_lookahead): Update to handle tuning for
15486 (mips_sched_init): Initialize data for Loongson scheduling.
15487 (mips_ls2_variable_issue): New static function.
15488 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15490 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15491 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15492 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15493 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15494 Handle ST Loongson 2E/2F cores.
15495 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15497 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15499 * omp-low.c (extract_omp_for_data): Fix comment typo.
15502 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15504 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15505 FIXME note about gcc/config.guess.
15506 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15507 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15508 * doc/cppopts.texi: Likewise.
15509 * doc/extend.texi: Likewise.
15510 * doc/gcc.texi: Likewise.
15511 * doc/gccint.texi: Likewise.
15512 * doc/gcov.texi: Likewise.
15513 * doc/gty.texi: Likewise.
15514 * doc/hostconfig.texi: Likewise.
15515 * doc/install.texi: Likewise.
15516 * doc/invoke.texi: Likewise.
15517 * doc/loop.texi: Likewise.
15518 * doc/makefile.texi: Likewise.
15519 * doc/md.texi: Likewise.
15520 * doc/passes.texi: Likewise.
15521 * doc/tm.texi: Likewise.
15522 * doc/tree-ssa.texi: Likewise.
15523 * doc/trouble.texi: Likewise.
15525 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15526 Nathan Sidwell <nathan@codesourcery.com>
15527 Maxim Kuvyrkov <maxim@codesourcery.com>
15528 Richard Sandiford <rdsandiford@googlemail.com>
15530 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15531 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15532 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15534 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15535 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15536 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15538 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15539 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15540 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15541 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15542 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15543 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15544 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15545 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15546 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15547 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15548 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15549 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15550 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15551 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15552 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15553 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15554 (mips_builtins): Add Loongson builtins.
15555 (mips_loongson_2ef_bdesc): New.
15556 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15557 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15558 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15559 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15561 (mips_expand_vector_init): New.
15562 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15563 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15565 * config/mips/mips.md: Add unspec numbers for Loongson
15566 builtins. Include loongson.md.
15567 (MOVE64): Include Loongson vector modes.
15568 (SPLITF): Include Loongson vector modes.
15569 (HALFMODE): Handle Loongson vector modes.
15570 * config/mips/loongson.md: New.
15571 * config/mips/loongson.h: New.
15572 * config.gcc: Add loongson.h header for mips*-*-* targets.
15573 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15575 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15577 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15578 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15579 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15580 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15581 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15582 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15583 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15584 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15585 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15586 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15587 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15588 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15589 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15590 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15591 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15592 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15593 Remove use_fixproto=yes.
15594 (ia64*-*-hpux*): Remove comment about using fixproto.
15595 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15597 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15599 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15601 * configure: Regenerate.
15603 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15605 PR middle-end/36520
15606 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15607 before evaluating it.
15609 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15612 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15613 nested inline functions.
15614 (start_decl, start_function): Don't invert DECL_EXTERNAL
15615 for nested inline functions.
15617 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15619 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15620 splits that must be made for correctness.
15622 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15624 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15625 (AVAIL_NON_MIPS16): Likewise.
15626 (mips_builtin_description): Replace target_flags with a predicate.
15627 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15628 (dspr2_32): New availability predicates.
15629 (MIPS_BUILTIN): New macro.
15630 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15631 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15632 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15633 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15634 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15635 (mips_dsp_32only_bdesc): Merge into...
15636 (mips_builtins): ...this new array.
15637 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15638 (mips_init_builtins): Update after above changes.
15639 (mips_expand_builtin_1): Merge into...
15640 (mips_expand_builtin): ...here and update after above changes.
15642 2008-06-12 Paul Brook <paul@codesourcery.com>
15644 * longlong.h (__arm__): Define count_leading_zeros.
15645 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15646 (clzsi2, clzdi2): New functions.
15647 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15648 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15649 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15650 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15651 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15652 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15653 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15654 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15655 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15656 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15658 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15660 * config/m68k/m68k.c (m68k_tune_flags): New.
15661 (override_options): Compute m68k_tune_flags.
15662 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15663 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15665 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15667 PR middle-end/36506
15668 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15670 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15672 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15673 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15675 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15677 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15678 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15680 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15682 PR middle-end/36506
15683 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15686 2008-06-12 Richard Guenther <rguenther@suse.de>
15688 PR tree-optimization/36345
15689 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15690 add memory_tag_needed flag.
15691 (may_alias_p): Declare.
15692 * tree-ssa-alias.c (may_alias_p): Export.
15693 (set_initial_properties): Use memory_tag_needed flag.
15694 (update_reference_counts): Likewise.
15695 (reset_alias_info): Reset memory_tag_needed flag.
15696 (create_name_tags): Check memory_tag_needed flag.
15697 (dump_points_to_info_for): Dump it.
15698 * tree-ssa-structalias.c (struct variable_info): Remove
15699 directly_dereferenced flag.
15700 (new_var_info): Do not initialize it.
15701 (process_constraint_1): Do not set it.
15702 (update_alias_info): Set is_dereferenced flag.
15703 (set_uids_in_ptset): Use may_alias_p.
15704 (set_used_smts): Check memory_tag_needed flag.
15705 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15706 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15707 memory_tag_needed flag.
15708 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15709 from broken design.
15711 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15713 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15714 red zone for w64 abi.
15715 (ix86_expand_prologue): Likewise.
15716 (ix86_force_to_memory): Likewise.
15717 (ix86_free_from_memory): Likewise.
15719 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15722 * config/rs6000/rs6000.c (rs6000_override_options): Set
15723 rs6000_isel conditionally to the absence of comand line override.
15724 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15725 Remove duplicate rs6000_isel setting.
15726 * config/rs6000/eabispe.h: Ditto.
15728 2008-06-11 Richard Guenther <rguenther@suse.de>
15730 * alias.c (get_alias_set): Use the element alias-set for arrays.
15731 (record_component_aliases): For arrays and vectors do nothing.
15732 * c-common.c (strict_aliasing_warning): Handle the cases
15733 of alias set zero explicitly.
15734 * Makefile.in (dfp.o-warn): Add -Wno-error.
15736 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15738 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15740 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15741 tune_32 tune_64 to supported_defaults. Allow values not
15742 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15743 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15744 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15745 with_cpu_64 to generic for 64-bit-supporting configurations, not
15746 with_cpu. Remove FIXMEs.
15747 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15748 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15749 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15750 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15751 arch_32 and arch_64.
15753 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15754 Olivier Hainque <hainque@adacore.com>
15756 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15757 Use DECL_SIZE_UNIT to retrieve the size of the field.
15759 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15761 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15762 with function calls after declarations. Lay out
15763 neon_float_type_node before further use.
15765 2008-06-11 Richard Guenther <rguenther@suse.de>
15767 * tree-flow.h (may_point_to_global_var): Declare.
15768 * tree-ssa-alias.c (may_point_to_global_var): New function.
15769 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15771 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15773 * configure.ac: Teach that fido supports .debug_line.
15774 * configure: Regenerate.
15776 2008-06-10 Tom Tromey <tromey@redhat.com>
15778 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15781 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15783 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15784 (encode_decimal64, decode_decimal64, encode_decimal128,
15785 decode_decimal128): Reverse order of 32-bit parts of value if host
15786 and target endianness differ.
15788 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15790 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15791 Avoid division by 0.
15792 (tree_mod_pow2_value_transform): Likewise.
15793 (tree_ic_transform): Likewise.
15794 (tree_stringops_transform): Likewise.
15795 (tree_mod_subtract_transform): Likewise.
15796 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15797 (copy_edges_for_bb): Likewise.
15798 (initialize_cfun): Likewise.
15800 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15802 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15803 nonmemory_operand. Add "N" operand constraint.
15805 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15806 (*jcc_btsi_mask): Ditto.
15807 (*jcc_btsi_mask_1): Ditto.
15809 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15811 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15812 TYPE_CANONICAL for copied element type.
15814 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15817 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15818 Add m_CORE2 and m_GENERIC.
15819 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15820 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15822 (*jcc_btdi_rex64): New instruction and split pattern.
15823 (*jcc_btsi): Ditto.
15824 (*jcc_btsi_1): Ditto.
15825 (*btsq): Fix Intel asm dialect operand order.
15829 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15831 PR middle-end/36447
15832 * simplify-rtx.c (simplify_subreg): Add check for shift count
15835 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15837 * doc/md.texi: Synchronize with later constraints.md change.
15838 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15839 with a C implementation.
15840 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15842 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15843 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15844 when moving to and from MD_REGNUM.
15845 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15846 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15847 Handle byte and halfword moves.
15848 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15850 * config/mips/constraints.md (h): Turn into NO_REGS.
15851 (l, x): Update documentation.
15852 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15853 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15854 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15855 (HILO): New mode iterator.
15857 (any_div): New code iterator.
15858 (u): Extend code attribute to div and udiv.
15859 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15860 d_operand in the splitters. Remove redundant CONST_INT checks.
15861 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15862 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15863 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15864 accordingly, using normal moves instead of unspecs to move LO into
15865 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15866 (<u>mulsidi3): Handle expansion in C code.
15867 (<u>mulsidi3_32bit_internal): Rename to...
15868 (<u>mulsidi3_32bit): ...this.
15869 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15870 (*<u>mulsidi3_64bit): Rename to...
15871 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15872 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15873 to set LO and HI to the multiplication result. Use a normal move
15874 for MFLO and an unspec for MFHI.
15875 (*<u>mulsidi3_64bit_parts): Replace with...
15876 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15877 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15878 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15879 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15880 instead of HI. Split the instruction into a separate multiplication
15881 and MFHI if !TARGET_FIX_R4000.
15882 (<su>muldi3_highpart): Likewise.
15883 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15884 and the "=h" clobber.
15885 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15886 (<u>mulditi3): New expander.
15887 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15888 (madsi): Remove "=h" clobber.
15889 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15890 Force the modulus result to be a GPR and split the instruction into
15891 a division followed by an MFHI after reload.
15892 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15893 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15894 the MIPS16 HIGH define_split.
15895 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15896 of acc<->gpr moves to "multi".
15897 (*movdi_64bit): Replace the single "x" alternative with
15898 alternatives for moving into and out of "a".
15899 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15900 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15901 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15902 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15903 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15904 (movti): New expander.
15905 (*movti, *movti_mips16): New insns.
15906 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15907 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15908 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15909 * config/mips/predicates.md (fpr_operand): Delete.
15910 (d_operand): New predicate.
15912 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15914 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15915 failure on some Bourne shells.
15916 (x86_64-*-*): Ditto.
15918 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15920 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15922 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15924 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15925 (sparc-sun-solaris2*): Likewise.
15927 2008-06-09 Arnaud Charlet <charlet@adacore.com
15929 * doc/install.texi: Update requirements to build the Ada compiler.
15931 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15933 * df-scan.c (struct df_scan_problem_data): Remove the
15934 mw_link_pool alloc pool.
15935 (df_scan_free_internal): Don't free it.
15936 (df_scan_alloc): Don't allocate it.
15937 * df.h (struct df_link): Update comment.
15939 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15941 * except.h: Correct checks for when SJLJ exceptions must be used.
15943 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15945 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15948 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15950 PR tree-optimization/36218
15951 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15952 configure for the build system.
15953 (BUILD_LDFLAGS): Define.
15954 * configure: Regenerate.
15955 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15957 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15960 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15961 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15962 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15964 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15966 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15968 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15970 * config.gcc (Obsolete configurations): Remove list of
15972 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15973 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15974 targets matched by those patterns.
15975 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15976 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15977 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15978 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15979 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15980 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15981 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15982 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15983 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15984 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15985 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15986 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15987 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15988 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15989 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15990 Make code for Solaris 7 and greater unconditional for Solaris.
15991 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15992 Remove --with-* handling.
15993 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15994 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15995 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15996 LINK_OS_WINDISS_SPEC): Remove.
15997 * config/rs6000/sysv4.opt (mwindiss): Remove.
15998 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15999 * configure: Regenerate.
16000 * doc/cpp.texi: Don't mention BeOS.
16001 * doc/extend.texi (interrupt): Don't mention MS1.
16002 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16003 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16004 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16005 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16006 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16008 * doc/invoke.texi (MT Options): Remove.
16009 (-mwindiss): Remove.
16010 (CRIS Options): Remove cris-axis-aout references.
16011 (HPPA Options): Don't mention hppa1.1-*-pro.
16012 * doc/md.texi: (MorphoTech family): Remove.
16013 * libgcc2.c: Don't handle UWIN.
16014 * config/alpha/t-unicosmk: Remove.
16015 * config/alpha/unicosmk.h: Remove.
16016 * config/arm/kaos-arm.h: Remove.
16017 * config/arm/kaos-strongarm.h: Remove.
16018 * config/arm/strongarm-coff.h: Remove.
16019 * config/arm/strongarm-elf.h: Remove.
16020 * config/arm/strongarm-pe.h: Remove.
16021 * config/arm/t-strongarm-pe: Remove.
16022 * config/arm/t-xscale-coff: Remove.
16023 * config/arm/t-xscale-elf: Remove.
16024 * config/arm/xscale-coff.h: Remove.
16025 * config/arm/xscale-elf.h: Remove.
16026 * config/chorus.h: Remove.
16027 * config/cris/aout.h: Remove.
16028 * config/cris/aout.opt: Remove.
16029 * config/cris/t-aout: Remove.
16030 * config/i386/beos-elf.h: Remove.
16031 * config/i386/kaos-i386.h: Remove.
16032 * config/i386/ptx4-i.h: Remove.
16033 * config/i386/sco5.h: Remove.
16034 * config/i386/sco5.opt: Remove.
16035 * config/i386/sysv4-cpp.h: Remove.
16036 * config/i386/sysv5.h: Remove.
16037 * config/i386/t-beos: Remove.
16038 * config/i386/t-sco5: Remove.
16039 * config/i386/t-uwin: Remove.
16040 * config/i386/uwin.asm: Remove.
16041 * config/i386/uwin.h: Remove.
16042 * config/kaos.h: Remove.
16043 * config/mips/windiss.h: Remove.
16044 * config/mt: Remove directory.
16045 * config/pa/pa-osf.h: Remove.
16046 * config/pa/pa-pro-end.h: Remove.
16047 * config/pa/t-pro: Remove.
16048 * config/ptx4.h: Remove.
16049 * config/rs6000/beos.h: Remove.
16050 * config/rs6000/kaos-ppc.h: Remove.
16051 * config/rs6000/t-beos: Remove.
16052 * config/rs6000/windiss.h: Remove.
16053 * config/sh/kaos-sh.h: Remove.
16054 * config/sol2-6.h: Remove.
16055 * config/sparc/sol26-sld.h: Remove.
16056 * config/sparc/sysv4-only.h: Remove.
16057 * config/vax/bsd.h: Remove.
16058 * config/vax/t-memfuncs: Remove.
16059 * config/vax/ultrix.h: Remove.
16060 * config/vax/vaxv.h: Remove.
16061 * config/windiss.h: Remove.
16063 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16065 PR rtl-optimization/36438
16066 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16067 for vector shifts with constant scalar shift operands.
16069 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16071 * doc/invoke.texi: Document -march=xlr.
16072 * config/mips/xlr.md: New file.
16073 * config/mips/mips.md: Include it.
16075 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16076 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16077 (mips_rtx_cost_data): Likewise.
16079 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16081 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16082 PRE_INC and PRE_DEC cases.
16084 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16086 PR rtl-optimization/36419
16087 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16088 the emitting jump insn.
16091 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16092 is not bool, boolify the whole *expr_p and convert to the desired type.
16094 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16096 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16097 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16098 Add omp_private_outer_ref hook, add another argument to
16099 omp_clause_default_ctor hook.
16100 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16101 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16102 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16103 hook_tree_tree_tree_tree_null.
16104 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16105 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16106 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16107 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16108 * tree.def (OMP_TASK): New tree code.
16109 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16110 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16111 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16112 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16113 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16114 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16115 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16116 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16117 (OMP_DIRECTIVE_P): Add OMP_TASK.
16118 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16119 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16120 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16121 and OMP_CLAUSE_UNTIED entries.
16122 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16124 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16125 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16126 * tree-pretty-print.c (dump_omp_clause): Handle
16127 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16128 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16129 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16130 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16131 warning about unsigned iterators. Change decl/init/cond/incr
16132 arguments to TREE_VECs, check arguments for all collapsed loops.
16133 (c_finish_omp_taskwait): New function.
16134 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16136 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16137 default_function_array_conversion on init. Add par_clauses argument.
16138 If decl is present in parallel's lastprivate clause, change it to
16139 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16140 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16141 collapse count in clauses.
16142 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16143 c_parser_omp_for_loop callers.
16144 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16145 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16146 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16147 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16149 (c_parser_omp_clause_schedule): Handle schedule(auto).
16150 Include correct location in the error message.
16151 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16152 and PRAGMA_OMP_CLAUSE_UNTIED.
16153 (OMP_TASK_CLAUSE_MASK): Define.
16154 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16155 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16156 * tree-nested.c (convert_nonlocal_omp_clauses,
16157 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16158 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16159 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16160 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16162 (conver_nonlocal_reference, convert_local_reference,
16163 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16164 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16165 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16166 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16167 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16168 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16169 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16170 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16171 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16173 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16174 * c-common.h (c_finish_omp_taskwait): New prototype.
16175 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16176 * tree-parloops.c (create_parallel_loop): Create 1 entry
16177 vectors for OMP_FOR_{INIT,COND,INCR}.
16178 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16179 (make_edges): Handle OMP_TASK.
16180 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16181 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16182 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16183 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16184 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16185 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16186 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16187 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16188 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16189 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16190 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16191 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16192 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16193 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16194 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16195 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16196 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16197 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16198 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16199 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16200 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16201 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16202 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16203 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16204 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16205 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16206 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16207 original iterator is present in lastprivate clause or if
16208 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16209 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16210 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16211 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16212 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16213 if it is set, lookup var in outer contexts too. Handle
16214 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16215 to be implicitly determined firstprivate for task regions.
16216 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16217 if it is set, lookup var in outer contexts too. Set
16218 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16219 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16220 OMP_CLAUSE_UNTIED. Take region_type as last argument
16221 instead of in_parallel and in_combined_parallel.
16222 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16224 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16225 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16226 (new_omp_context): Set default_kind to
16227 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16228 (omp_region_type): New enum.
16229 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16230 fields, add region_type.
16231 (new_omp_context): Take region_type as argument instead of is_parallel
16232 and is_combined_parallel.
16233 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16234 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16235 ctx->is_combined_parallel checks.
16236 (gimplify_omp_task): New function.
16237 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16239 * omp-low.c (extract_omp_for_data): Use schedule(static)
16240 for schedule(auto). Handle pointer and unsigned iterators.
16241 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16242 Add loops argument. Extract data for collapsed OMP_FOR loops.
16243 (expand_parallel_call): Assert sched_kind isn't auto,
16244 map runtime schedule to index 3.
16245 (struct omp_for_data_loop): New type.
16246 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16247 Add loop, loops, collapse and iter_type fields.
16248 (workshare_safe_to_combine_p): Disallow combined for if
16249 iter_type is unsigned long long. Don't combine collapse > 1 loops
16250 unless all bounds and steps are constant. Adjust extract_omp_for_data
16252 (expand_omp_for_generic): Handle pointer, unsigned and long long
16253 iterators. Handle collapsed OMP_FOR loops. Adjust
16254 for struct omp_for_data changes. If libgomp function doesn't return
16255 boolean_type_node, add comparison of the return value with 0.
16256 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16257 pointer, unsigned and long long iterators. Adjust for struct
16258 omp_for_data changes.
16259 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16260 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16261 unsigned long long. Allocate loops array, pass it to
16262 extract_omp_for_data. For collapse > 1 loops use always
16263 expand_omp_for_generic.
16264 (omp_context): Add sfield_map and srecord_type fields.
16265 (is_task_ctx, lookup_sfield): New functions.
16266 (use_pointer_for_field): Use is_task_ctx helper. Change first
16267 argument's type from const_tree to tree. Clarify comment.
16268 In OMP_TASK disallow copy-in/out sharing.
16269 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16270 (install_var_field): Add mask argument. Populate both record_type
16271 and srecord_type if needed.
16272 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16274 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16275 and DECL_FIELD_OFFSET.
16276 (scan_sharing_clauses): Adjust install_var_field callers. For
16277 firstprivate clauses on explicit tasks allocate the var by value in
16278 record_type unconditionally, rather than by reference.
16279 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16280 Use is_taskreg_ctx instead of is_parallel_ctx.
16281 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16282 (create_omp_child_function_name): Add task_copy argument, use
16283 *_omp_cpyfn* names if it is true.
16284 (create_omp_child_function): Add task_copy argument, if true create
16285 *_omp_cpyfn* helper function.
16286 (scan_omp_parallel): Adjust create_omp_child_function callers.
16287 Rename parallel_nesting_level to taskreg_nesting_level.
16288 (scan_omp_task): New function.
16289 (lower_rec_input_clauses): Don't run constructors for firstprivate
16290 explicit task vars which are initialized by *_omp_cpyfn*.
16291 Pass outer var ref to omp_clause_default_ctor hook if
16292 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16293 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16294 OMP_CLAUSE_REDUCTION_INIT.
16295 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16296 avoid duplicate setting of fields. Handle
16297 OMP_CLAUSE_PRIVATE_OUTER_REF.
16298 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16299 copy-out if TREE_READONLY, only copy-in.
16300 (expand_task_copyfn): New function.
16301 (expand_task_call): New function.
16302 (struct omp_taskcopy_context): New type.
16303 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16305 (lower_omp_parallel): Rename to...
16306 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16307 Call create_task_copyfn if srecord_type is needed. Adjust
16309 (task_shared_vars): New variable.
16310 (check_omp_nesting_restrictions): Warn if work-sharing,
16311 barrier, master or ordered region is closely nested inside OMP_TASK.
16312 Add warnings for barrier if closely nested inside of work-sharing,
16313 ordered, or master region.
16314 (scan_omp_1): Call check_omp_nesting_restrictions even for
16315 GOMP_barrier calls. Rename parallel_nesting_level to
16316 taskreg_nesting_level. Handle OMP_TASK.
16317 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16318 work-sharing construct, continue looking for them on parent parallel
16320 (lower_omp_for_lastprivate): Add lastprivate clauses
16321 to the beginning of dlist rather than end. Adjust for struct
16322 omp_for_data changes.
16323 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16324 not after it. Handle collapsed OMP_FOR loops, adjust for
16325 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16326 (get_ws_args_for): Adjust extract_omp_for_data caller.
16327 (scan_omp_for): Handle collapsed OMP_FOR
16328 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16329 (lower_omp_single_simple): If libgomp function doesn't return
16330 boolean_type_node, add comparison of the return value with 0.
16331 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16332 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16333 (parallel_nesting_level): Rename to...
16334 (taskreg_nesting_level): ... this.
16335 (is_taskreg_ctx): New function.
16336 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16337 of is_parallel_ctx.
16338 (execute_lower_omp): Rename parallel_nesting_level to
16339 taskreg_nesting_level.
16340 (expand_omp_parallel): Rename to...
16341 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16342 Call omp_task_call for OMP_TASK regions.
16343 (expand_omp): Adjust caller, handle OMP_TASK.
16344 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16346 * bitmap.c (bitmap_default_obstack_depth): New variable.
16347 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16348 if argument is NULL and bitmap_default_obstack is already initialized.
16349 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16351 * matrix-reorg.c (matrix_reorg): Likewise.
16353 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16355 * config/i386/i386.md (*indirect_jump): Macroize using P
16356 mode iterator. Remove !TARGET_64BIT from insn constraints.
16357 (*tablejump_1): Ditto.
16358 (*indirect_jump_rex64): Remove insn pattern.
16359 (*tablejump_1_rex64): Ditto.
16360 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16361 and eh_return_si insn patterns.
16363 2008-06-06 Richard Guenther <rguenther@suse.de>
16365 * tree-ssa-structalias.c (merge_smts_into): Remove.
16366 (find_what_p_points_to): Do not bother to compute the
16367 points-to set for pt_anything pointers.
16368 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16369 for pt_anything pointers is ok.
16371 2008-06-06 Jan Hubicka <jh@suse.cz>
16373 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16375 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16377 * cgraph.c: Fix typos in comments.
16378 (cgraph_availability_names): Fix string typo.
16379 * fold-const.c: Fix typos in comments.
16380 (fold_binary): Fix typo in warning.
16381 * genautomata.c: Fix typos in comments.
16382 (check_presence_pattern_sets): Fix typo in local variable.
16383 (output_description): Fix typo in output.
16384 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16385 * hwint.h: Likewise.
16386 * matrix-reorg.c (check_allocation_function): Likewise.
16387 * omega.c (smooth_weird_equations): Likewise.
16388 * auto-inc-dec.c: Fix typos in comments.
16389 * bb-reorder.c: Likewise.
16390 * builtins.c: Likewise.
16391 * c-common.c: Likewise.
16392 * c-cppbuiltin.c: Likewise.
16393 * c-parser.c: Likewise.
16394 * c-pretty-print.c: Likewise.
16395 * cfgcleanup.c: Likewise.
16396 * cfgexpand.c: Likewise.
16397 * cfghooks.c: Likewise.
16398 * cfglayout.c: Likewise.
16399 * cfgloopmanip.c: Likewise.
16400 * cgraphunit.c: Likewise.
16401 * coverage.c: Likewise.
16402 * dbxout.c: Likewise.
16403 * df-byte-scan.c: Likewise.
16404 * df-core.c: Likewise.
16405 * df-problems.c: Likewise.
16406 * df-scan.c: Likewise.
16408 * dominance.c: Likewise.
16409 * domwalk.c: Likewise.
16411 * dwarf2out.c: Likewise.
16412 * emit-rtl.c: Likewise.
16413 * et-forest.c: Likewise.
16414 * function.c: Likewise.
16415 * function.h: Likewise.
16417 * gcov-io.c: Likewise.
16418 * gcov.c: Likewise.
16419 * gcse.c: Likewise.
16420 * genattrtab.c: Likewise.
16421 * ggc-page.c: Likewise.
16422 * gimplify.c: Likewise.
16423 * gthr-lynx.h: Likewise.
16424 * haifa-sched.c: Likewise.
16425 * ipa-cp.c: Likewise.
16426 * ipa-inline.c: Likewise.
16427 * ipa-prop.h: Likewise.
16428 * ipa-pure-const.c: Likewise.
16429 * ipa-struct-reorg.c: Likewise.
16430 * ipa-struct-reorg.h: Likewise.
16431 * ipa-type-escape.c: Likewise.
16433 * loop-doloop.c: Likewise.
16434 * mips-tfile.c: Likewise.
16435 * mkmap-flat.awk: Likewise.
16436 * mkmap-symver.awk: Likewise.
16437 * modulo-sched.c: Likewise.
16438 * omp-low.c: Likewise.
16439 * optabs.c: Likewise.
16440 * optabs.h: Likewise.
16441 * opts.c: Likewise.
16442 * passes.c: Likewise.
16443 * postreload-gcse.c: Likewise.
16444 * postreload.c: Likewise.
16445 * predict.c: Likewise.
16446 * pretty-print.h: Likewise.
16447 * profile.c: Likewise.
16448 * protoize.c: Likewise.
16449 * ra-conflict.c: Likewise.
16450 * real.c: Likewise.
16451 * recog.c: Likewise.
16452 * regclass.c: Likewise.
16453 * regs.h: Likewise.
16454 * reload.c: Likewise.
16455 * rtl-error.c: Likewise.
16456 * rtlanal.c: Likewise.
16457 * scan.h: Likewise.
16458 * sched-rgn.c: Likewise.
16460 * stmt.c: Likewise.
16461 * target.h: Likewise.
16462 * tree-dfa.c: Likewise.
16463 * tree-eh.c: Likewise.
16464 * tree-flow-inline.h: Likewise.
16465 * tree-inline.c: Likewise.
16466 * tree-into-ssa.c: Likewise.
16467 * tree-loop-distribution.c: Likewise.
16468 * tree-nested.c: Likewise.
16469 * tree-parloops.c: Likewise.
16470 * tree-pass.h: Likewise.
16471 * tree-pretty-print.c: Likewise.
16472 * tree-profile.c: Likewise.
16473 * tree-scalar-evolution.c: Likewise.
16474 * tree-sra.c: Likewise.
16475 * tree-ssa-alias-warnings.c: Likewise.
16476 * tree-ssa-ccp.c: Likewise.
16477 * tree-ssa-coalesce.c: Likewise.
16478 * tree-ssa-dom.c: Likewise.
16479 * tree-ssa-dse.c: Likewise.
16480 * tree-ssa-forwprop.c: Likewise.
16481 * tree-ssa-live.c: Likewise.
16482 * tree-ssa-live.h: Likewise.
16483 * tree-ssa-loop-im.c: Likewise.
16484 * tree-ssa-loop-ivopts.c: Likewise.
16485 * tree-ssa-loop-niter.c: Likewise.
16486 * tree-ssa-loop-prefetch.c: Likewise.
16487 * tree-ssa-phiopt.c: Likewise.
16488 * tree-ssa-phiprop.c: Likewise.
16489 * tree-ssa-sccvn.c: Likewise.
16490 * tree-ssa-ter.c: Likewise.
16491 * tree-ssa-threadupdate.c: Likewise.
16492 * tree-ssa.c: Likewise.
16493 * tree-vect-analyze.c: Likewise.
16494 * tree-vect-transform.c: Likewise.
16495 * tree-vectorizer.c: Likewise.
16496 * tree-vn.c: Likewise.
16497 * tree-vrp.c: Likewise.
16498 * tree.c: Likewise.
16499 * tree.def: Likewise.
16500 * tree.h: Likewise.
16501 * unwind-dw2-fde.c: Likewise.
16502 * unwind.inc: Likewise.
16503 * value-prof.c: Likewise.
16504 * vmsdbgout.c: Likewise.
16506 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16508 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16509 always place FP constants in the TOC for TARGET_POWERPC64.
16510 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16512 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16514 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16515 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16516 enable for TARGET_E500_DOUBLE.
16517 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16518 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16519 floating-point modes like integer modes for E500 double.
16520 (rs6000_legitimate_offset_address_p): Likewise.
16521 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16522 addressing for DDmode for E500 double.
16523 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16524 modes as using 64-bits of registers for E500 double.
16525 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16526 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16527 specially for E500 double.
16528 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16529 TDmode for E500 double.
16530 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16531 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16532 (rs6000_split_multireg_move): Do not handle TDmode specially for
16534 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16535 using 64-bit registers for E500 double.
16536 (emit_frame_save): Do not handle DDmode specially for E500 double.
16537 (gen_frame_mem_offset): Likewise.
16538 (rs6000_function_value): Do not call spe_build_register_parallel
16539 for DDmode or TDmode.
16540 (rs6000_libcall_value): Likewise.
16541 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16542 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16545 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16547 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16550 2008-06-04 Junjie Gu <jgu@tensilica.com>
16552 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16553 comparison for frame pointers.
16555 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16558 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16560 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16563 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16564 register is already smaller or equal to required mode.
16566 2008-06-04 Xinliang David Li <davidxl@google.com>
16568 * tree-call-cdce.c: New file.
16569 (cond_dead_built_in_calls): New static variable.
16570 (input_domain): New struct.
16571 (check_pow): New function.
16572 (check_builtin_call): Ditto.
16573 (check_target_format): Ditto.
16574 (is_call_dce_candidate): Ditto.
16575 (gen_one_condition): Ditto.
16576 (gen_conditions_for_domain): Ditto.
16577 (get_domain): Ditto.
16578 (gen_conditions_for_pow_cst_base): Ditto.
16579 (gen_conditions_for_pow_int_base): Ditto.
16580 (gen_conditions_for_pow): Ditto.
16581 (get_no_error_domain): Ditto.
16582 (gen_shrink_wrap_conditions): Ditto.
16583 (shrink_wrap_one_built_in_call): Ditto.
16584 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16585 (tree_call_cdce): Ditto.
16586 (gate_call_cdce): Ditto.
16587 (pass_call_cdce): New gimple pass.
16588 * passes.c: (init_optimization_passes): New pass.
16589 * tree-pass.h: New pass declaration.
16590 * opts.c (decode_options): New flag setting.
16591 * common.opt: Add -ftree-builtin-call-dce flag.
16592 * Makefile.in: Add new source file.
16593 * tempvar.def: New tv_id.
16594 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16596 2008-06-04 Richard Guenther <rguenther@suse.de>
16598 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16599 (is_call_clobbered): Always check var_ann->call_clobbered.
16600 (mark_call_clobbered): Always set var_ann->call_clobbered.
16601 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16602 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16603 (reset_alias_info): Clear call clobbering info on MTAGs and
16605 (set_pt_anything): Set pt_global_mem.
16606 (create_tag_raw): Adjust comment.
16607 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16609 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16610 Maxim Kuvyrkov <maxim@codesourcery.com>
16612 * config/m68k/m68k.opt (mxgot): New option.
16613 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16614 (m68k_output_addr_const_extra): New.
16615 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16616 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16617 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16618 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16620 2008-06-04 Richard Guenther <rguenther@suse.de>
16622 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16623 negative or non-representable offsets.
16625 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16627 * config/i386/i386.c (ix86_gen_leave): New.
16628 (ix86_gen_pop1): Likewise.
16629 (ix86_gen_add3): Likewise.
16630 (ix86_gen_sub3): Likewise.
16631 (ix86_gen_sub3_carry): Likewise.
16632 (ix86_gen_one_cmpl2): Likewise.
16633 (ix86_gen_monitor): Likewise.
16634 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16635 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16636 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16637 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16638 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16639 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16640 (ix86_expand_epilogue): Updated.
16641 (print_operand): Handle integer register operand for 'z'.
16642 (ix86_expand_strlensi_unroll_1): Likewise.
16643 (ix86_expand_strlen): Likewise.
16644 (ix86_expand_builtin): Likewise.
16645 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16646 mov{q}/mov{l} and add{q}/add{l}.
16648 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16650 * config/i386/i386.md (P): New mode iterator.
16651 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16652 using P mode iterator.
16653 (DFmode push_operand splitter): Ditto.
16654 (XFmode push_operand splitter): Ditto.
16655 (DFmode float_extend SFmode push_operand splitter): Ditto.
16656 (XFmode float_extend SFmode push_operand splitter): Do not generate
16657 SImode pushes for 64bit target. Macroize Dimode and SImode
16658 pushes using P mode iterator.
16659 (XFmode float_extend DFmode push_operand splitter): Ditto.
16661 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16663 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16664 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16665 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16666 return type to int.
16667 (ix86_call_abi_override): Remove check for call_used_regs.
16669 2008-06-03 Richard Guenther <rguenther@suse.de>
16671 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16672 for the lhs of calls if the return type contains pointers.
16674 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16676 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16677 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16678 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16679 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16680 of cfun and DEFAULT_ABI to deceide abi mode.
16681 (DEFAULT_ABI): New.
16682 (REG_PARM_STACK_SPACE): Removed.
16683 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16684 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16685 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16686 (ix86_function_abi): Likewise.
16687 (ix86_function_type_abi): Likewise.
16688 (ix86_call_abi_override): Likewise.
16689 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16690 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16691 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16692 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16694 (X86_64_REGPARM_MAX): New.
16695 (X86_64_SSE_REGPARM_MAX): New.
16696 (X64_REGPARM_MAX): New.
16697 (X64_SSE_REGPARM_MAX): New.
16698 (X86_32_REGPARM_MAX): New.
16699 (X86_32_SSE_REGPARM_MAX): New.
16700 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16701 (ix86_function_regparm): Handle user calling abi.
16702 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16703 by DEFAULT_ABI versus SYSV_ABI check.
16704 (ix86_reg_parm_stack_space): New.
16705 (ix86_function_type_abi): New.
16706 (ix86_call_abi_override): New.
16707 (ix86_function_abi): New.
16708 (ix86_cfun_abi): New.
16709 (init_cumulative_args): Call abi specific initialization.
16710 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16711 (function_arg_64): Extend SSE_REGPARM_MAX check.
16712 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16713 (ix86_pass_by_reference): Likewise.
16714 (ix86_function_value_regno_p): Likewise.
16715 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16716 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16717 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16718 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16719 (setup_incoming_varargs_64): Adjust regparm for call abi.
16720 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16721 (ix86_va_start): Likewise.
16722 (ix86_gimplify_va_arg): Likewise.
16723 (ix86_expand_prologue): Likewise.
16724 (output_pic_addr_const): Likewise.
16725 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16726 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16727 (x86_output_mi_thunk): Likewise.
16728 (x86_function_profiler): Likewise.
16729 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16730 (SYSV_ABI, MS_ABI): New constants.
16731 (DEFAULT_ABI): New.
16732 (init_regs): Add prototype of function in regclass.c file.
16733 (OVERRIDE_ABI_FORMAT): New.
16734 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16735 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16736 (OUTGOING_REG_PARM_STACK_SPACE): New.
16737 (ix86_reg_parm_stack_space): New prototype.
16738 (CUMULATIVE_ARGS): Add call_abi member.
16739 (machine_function): Add call_abi member.
16740 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16741 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16743 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16746 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16747 (avr_builtin_setjmp_frame_value): New function.
16748 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16749 (nonlocal_goto): Define.
16751 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16753 * config/mips/mips.c (mips_emit_loadgp): Return early if
16754 there is nothing do to, otherwise emit a blockage if
16755 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16756 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16758 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16760 * configure.ac: Drop unneeded backslash ending up in config.in.
16761 * acinclude.m4: Likewise.
16762 * config.in: Regenerate.
16764 2008-05-26 Jan Hubicka <jh@suse.cz>
16766 * predict.c (maybe_hot_frequency_p): Break out of...
16767 (maybe_hot_bb_p): ... here.
16768 (maybe_hot_edge_p): New.
16769 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16770 * basic-block.h (maybe_hot_edge_p): Declare.
16772 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16774 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16775 (*cmpfp_<mode>_cc): Ditto.
16776 (*fp_jcc_8<mode>_387): Ditto.
16777 (*fop_<MODEF:mode>_2_i387): Ditto.
16778 (*fop_<MODEF:mode>_3_i387): Ditto.
16779 (*fop_xf_2_i387): Ditto.
16780 (*fop_xf_3_i387): Ditto.
16782 2008-06-02 Tomas Bily <tbily@suse.cz>
16784 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16786 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16788 * config/mips/mips.c (mips_valid_offset_p): New function.
16789 (mips_valid_lo_sum_p): Likewise.
16790 (mips_classify_address): Use them.
16791 (mips_force_address): New function.
16792 (mips_legitimize_address): Use it.
16793 * config/mips/mips.md (MOVE128): New mode iterator.
16794 (movtf): Require TARGET_64BIT. Remove empty strings.
16795 (*movtf_internal): Rename to...
16796 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16797 of "R" and use {,fp}{load,store} attributes instead of "multi".
16798 Use a separate define_split.
16799 (*movtf_mips16): New pattern.
16801 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16803 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16804 * config/mips/mips.c (mips_expand_before_return): New function.
16805 (mips_expand_epilogue): Call it.
16806 * config/mips/mips.md (return): Turn into a define_expand.
16807 (*return): New insn.
16809 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16811 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16812 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16813 functions. Do not emit uses and clobbers of CONCATs; individually
16814 use and clobber their operands.
16815 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16816 gen_clobber, emit_use and gen_use.
16817 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16818 (expand_builtin_return): Likewise.
16819 * cfgbuild.c (count_basic_blocks): Likewise.
16820 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16821 * explow.c (emit_stack_restore): Likewise.
16822 * expmed.c (extract_bit_field_1): Likewise.
16823 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16824 (emit_move_multi_word, store_constructor): Likewise.
16825 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16826 (thread_prologue_and_epilogue_insns): Likewise.
16827 * lower-subreg.c (resolve_simple_move): Likewise.
16828 * optabs.c (widen_operand, expand_binop): Likewise.
16829 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16830 * reload.c (find_reloads): Likewise.
16831 * reload1.c (eliminate_regs_in_insn): Likewise.
16832 * stmt.c (expand_nl_goto_receiver): Likewise.
16833 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16834 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16835 * config/arm/arm.c (arm_load_pic_register): Likewise.
16836 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16837 * config/arm/arm.md (untyped_return): Likewise.
16838 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16839 * config/avr/avr.c (expand_prologue): Likewise.
16840 * config/bfin/bfin.c (do_unlink): Likewise.
16841 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16842 * config/cris/cris.c (cris_expand_prologue): Likewise.
16843 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16844 (machopic_legitimize_pic_address): Likewise.
16845 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16846 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16847 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16848 (ix86_expand_convert_uns_didf_sse): Likewise.
16849 (ix86_expand_vector_init_general): Likewise.
16850 * config/ia64/ia64.md (eh_epilogue): Likewise.
16851 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16852 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16853 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16854 (config/iq2000/iq2000.c): Likewise.
16855 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16856 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16857 (builtin_longjmp): Likewise.
16858 * config/mn10300/mn10300.md (call, call_value): Likewise.
16859 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16860 * config/pdp11/pdp11.md (abshi2): Likewise.
16861 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16862 * config/s390/s390.c (s390_emit_prologue): Likewise.
16863 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16864 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16865 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16866 * config/sh/sh.c (prepare_move_operands): Likewise.
16867 (output_stack_adjust, sh_expand_epilogue): Likewise.
16868 (sh_set_return_address, sh_expand_t_scc): Likewise.
16869 * config/sparc/sparc.c (load_pic_register): Likewise.
16870 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16871 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16872 * config/v850/v850.c (expand_epilogue): Likewise.
16874 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16876 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16877 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16878 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16879 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16880 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16881 stack pointer register.
16882 (output_movhi): Remove code for interrupt specific writing to the
16883 stack pointer register.
16885 2008-05-31 Richard Guenther <rguenther@suse.de>
16887 PR tree-optimization/34244
16888 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16889 (tree_expr_nonzero_warnv_p): Likewise.
16890 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16891 ssa_name_nonnegative_p.
16892 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16893 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16894 not tree_expr_nonzero_warnv_p.
16896 PR tree-optimization/36262
16898 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16900 PR tree-optimization/34244
16901 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16902 (record_numbers_of_iterations): New function.
16903 (execute_vrp): Cache the numbers of iterations of loops.
16904 * tree-scalar-evolution.c (scev_reset_except_niters):
16906 (scev_reset): Use scev_reset_except_niters.
16907 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16909 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16911 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16912 __WORKAROUND_RETS when appropriate.
16914 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16916 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16917 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16919 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16920 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16921 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16922 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16923 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16924 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16925 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16926 *fop_df_1_sse insn patterns using MODEF mode iterator.
16927 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16928 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16929 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16930 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16931 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16932 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16933 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16934 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16935 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16936 (*fop_xf_5_i387): Ditto.
16937 (*fop_xf_6_i387): Ditto.
16939 2008-05-30 Richard Guenther <rguenther@suse.de>
16941 * builtins.c (build_string_literal): Avoid generating
16942 a non-gimple_val result.
16944 2008-05-30 DJ Delorie <dj@redhat.com>
16946 * exec-tool.in: Use an environment variable (private) instead of a
16947 file (shared) as a semaphore, so as to not break parallel builds.
16949 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16951 * optabs.c (maybe_encapsulate_block): Remove.
16952 (emit_libcall_block): Adjust accordingly.
16953 * optabs.h (maybe_encapsulate_block): Remove prototype.
16955 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16956 Don't use maybe_encapsulate_block.
16958 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16960 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16961 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16962 rtx is a SYMBOL_REF before calling get_pool_constant.
16964 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16966 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16968 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16970 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16971 rather than OS names to choose INO_T_EQ definition.
16972 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16973 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16975 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16978 * config/darwin-f.c: New.
16979 * config/t-darwin: Added rule to build darwin-f.o.
16980 * config.gcc: Defined new variable, fortran_target_objs.
16981 (*-*-darwin*): Set fortran_target_objs.
16982 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16983 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16984 * configure: Regenerated.
16986 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16989 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16990 canonical type if needed.
16992 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16994 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16996 2008-05-29 Richard Guenther <rguenther@suse.de>
16998 PR tree-optimization/36343
16999 PR tree-optimization/36346
17000 PR tree-optimization/36347
17001 * tree-flow.h (clobber_what_p_points_to): Declare.
17002 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17003 pointed-to variable is dereferenced is irrelevant to whether
17004 the pointer can access the pointed-to variable.
17005 (clobber_what_p_points_to): New function.
17006 * tree-ssa-alias.c (set_initial_properties): Use it.
17007 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17008 call clobber check for NMTs.
17010 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17012 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17013 for printing gcov_type.
17015 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17017 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17018 and the eh region information.
17019 * value-prof.c (gimple_move_stmt_histograms): New function.
17020 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17022 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17024 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17026 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17028 * value-prof.c (tree_ic_transform): Print counts.
17029 * tree-profile.c (tree_gen_ic_func_profiler):
17030 Clear __gcov_indreict_call_callee variable to avoid misattribution
17033 2008-05-28 Rafael Espíndola <espindola@google.com>
17035 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17038 2008-05-28 Richard Guenther <rguenther@suse.de>
17040 PR tree-optimization/36339
17041 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17042 and clobbering code out of the loop.
17044 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17046 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17049 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17050 s390_contiguous_bitmask_p, s390_symref_operand_p,
17051 s390_check_symref_alignment, s390_reload_larl_operand,
17052 s390_reload_symref_address): New functions.
17053 (s390_branch_condition_mnemonic): Support compare and branch
17055 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17056 and 'W' constraints.
17057 (s390_secondary_reload): Add secondary reloads for unaligned
17058 symbol refs or symbol refs to floating point or QI/TI mode
17060 (legitimate_address_p): Accept symbol references as addresses.
17061 (s390_expand_insv): Use rotate and insert selected bits
17062 instruction for insv when building for z10.
17063 (print_operand_address): Handle symbol ref addresses.
17064 (print_operand): Output modifier 'c' added for signed byte values.
17065 (s390_encode_section_info): Mark symbol refs with
17066 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17068 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17069 (length attribute): RRF, RRR have 4 byte length.
17070 (FPALL, INTALL): New mode iterators added.
17071 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17072 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17073 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17074 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17075 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17076 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17077 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17078 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17080 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17081 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17082 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17083 reload<INTALL:mode><P:mode>_toreg_z10,
17084 reload<FPALL:mode><P:mode>_tomem_z10,
17085 reload<FPALL:mode><P:mode>_toreg_z10,
17086 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17087 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17088 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17089 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17091 (movmem, clrmem, cmpmem): New splitters added.
17093 * config/s390/predicates.md (larl_operand): Use
17094 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17095 SYMBOL_REF_ALIGN1_P.
17096 (s390_signed_integer_comparison,
17097 s390_unsigned_integer_comparison): New predicates.
17099 * config/s390/s390-protos.h (s390_check_symref_alignment,
17100 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17101 s390_reload_symref_address,
17102 s390_compare_and_branch_condition_mask): Prototypes added.
17104 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17105 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17106 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17108 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17110 * config/s390/s390.c (z10_cost): New cost function for z10.
17111 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17112 (s390_issue_rate): Adjust issue rate for z10.
17113 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17114 (processor_flags): Add PF_Z10.
17115 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17116 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17117 * gcc/config.gcc: Add z10.
17119 2008-05-28 Richard Guenther <rguenther@suse.de>
17121 PR tree-optimization/36291
17122 * tree-flow. h (struct gimple_df): Remove var_anns member.
17123 * tree-flow-inline.h (gimple_var_anns): Remove.
17124 (var_ann): Simplify.
17125 * tree-dfa.c (create_var_ann): Simplify.
17126 (remove_referenced_var): Clear alias info from var_anns of globals.
17127 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17128 (delete_tree_ssa): Clear alias info from var_anns of globals.
17129 Do not free var_anns.
17130 (var_ann_eq): Remove.
17131 (var_ann_hash): Likewise.
17133 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17135 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17136 and loongson2f entries.
17137 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17138 * config/mips/mips.h (processor_type): Add Loongson-2E
17139 and Loongson-2F entries.
17140 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17141 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17142 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17143 * doc/invoke.texi (MIPS Options): Document loongson2e
17144 and loongson2f processor names.
17146 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17150 * config/i386/i386.c (ix86_function_arg_boundary): Use
17151 alignment of canonical type.
17152 (ix86_expand_vector_move): Check unaligned memory access for
17155 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17157 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17158 Moved to the front of file.
17160 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17161 H.J. Lu <hongjiu.lu@intel.com>
17163 * dwarf2out.c (current_fde): New.
17165 (lookup_cfa:): Likewise.
17166 (dwarf2out_end_epilogue): Likewise.
17167 (dwarf2out_note_section_used): Likewise.
17169 2008-05-27 Michael Matz <matz@suse.de>
17172 * c.opt (Wenum-compare): New warning option.
17173 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17175 2008-05-27 Michael Matz <matz@suse.de>
17177 PR middle-end/36326
17178 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17180 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17181 into memory as tail calls.
17183 2008-05-27 Richard Guenther <rguenther@suse.de>
17185 PR tree-optimization/36339
17186 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17187 pointers cause all addressable variables to be call clobbered.
17189 2008-05-27 Richard Guenther <rguenther@suse.de>
17191 PR tree-optimization/36245
17192 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17194 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17196 * config/s390/s390.md: Replace all occurences of the 'm'
17197 constraint with 'RT'.
17199 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17201 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17203 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17205 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17206 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17207 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17209 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17211 * reload.c: (find_reloads): Skip alternatives according to the
17212 "enabled" attribute. Constify the constraint variable.
17213 * recog.c (get_attr_enabled): Add default implementation.
17214 (extract_insn): Set the alternative_enabled_p array
17215 in the recog_data struct.
17216 (preprocess_constraints, constrain_operands): Skip
17217 alternatives according to the "enabled" attribute
17218 * recog.h (struct recog_data): New field alternative_enabled_p.
17219 (skip_alternative): New inline function.
17220 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17221 (record_reg_classes): Skip alternative according to the
17222 "enabled" attribute.
17224 * doc/md.texi: Add documention for the "enabled" attribute.
17226 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17228 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17229 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17230 constraint with TARGET_MEM_CONSTRAINT.
17231 * recog.c (asm_operand_ok, preprocess_constraints,
17232 constrain_operands): Likewise.
17233 * regclass.c (record_reg_classes): Likewise.
17234 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17235 * reload1.c (maybe_fix_stack_asms): Likewise.
17236 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17237 * recog.h: Adjust comment.
17238 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17239 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17240 * doc/md.texi: Add a note to description of 'm' constraint.
17241 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17243 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17245 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17246 that the bitfield is of integral type before testing its precision.
17248 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17249 Sa Liu <saliu@de.ibm.com>
17251 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17252 __modti3, __udivti3, __umodti3 and __udivmodti4.
17253 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17254 that implement TImode mul and div functions.
17255 * config/spu/multi3.c: New. Implement __multi3.
17256 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17257 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17260 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17262 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17263 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17264 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17265 tls_sysv_suffix): New mode and mode attribute iterators.
17266 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17267 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17268 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17269 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17270 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17273 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17275 PR tree-optimization/36329
17276 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17277 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17278 * cgraphbuild.c (initialize_inline_failed): Use the latter
17279 macro in lieu of the former.
17280 * ipa-inline.c (cgraph_mark_inline): Likewise.
17281 (cgraph_decide_inlining_of_small_function): Likewise.
17282 (cgraph_decide_inlining): Likewise.
17283 (cgraph_decide_inlining_incrementally): Likewise.
17285 2008-05-26 Tristan Gingold <gingold@adacore.com>
17286 Anatoly Sokolov <aesok@post.ru>
17288 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17289 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17290 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17291 optimization for 'avr6' architecture.
17293 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17296 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17298 2008-05-26 Richard Guenther <rguenther@suse.de>
17300 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17301 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17303 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17305 PR middle-end/36253
17306 * caller-save.c (insert_restore): Verify alignment of spill space.
17307 (insert_save): Likewise.
17308 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17309 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17310 (STACK_SLOT_ALIGNMENT): Likewise.
17311 * function.c (LOCAL_ALIGNMENT): Removed.
17312 (get_stack_local_alignment): New.
17313 (assign_stack_local): Use it. Set alignment on stack slot.
17314 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17315 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17316 (STACK_SLOT_ALIGNMENT): New.
17317 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17318 stack slot in XFmode.
17320 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17322 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17325 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17326 argument operand in rax isn't removed.
17328 2008-05-26 Richard Guenther <rguenther@suse.de>
17330 PR middle-end/36300
17331 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17332 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17334 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17337 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17339 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17341 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17342 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17344 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17346 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17347 build a trampoline if we don't want one.
17348 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17349 return zero for nested functions if we don't want a trampoline.
17351 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17353 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17355 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17358 * c.opt: Removed undocumented option '-lang-fortran'.
17359 * c-common.h: Removed global variable 'lang_fortran'.
17360 * c-opts.c (c_common_handle_option): Removed code to handle
17361 option '-lang-fortran'. Updated includes.
17362 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17363 definition of '__GFORTRAN__'.
17364 (define__GNUC__): Reimplemented to use BASEVER and
17365 cpp_define_formatted.
17366 (builtin_define_with_value_n): Removed.
17367 * c-incpath.h: Renamed to ...
17368 * incpath.h: ... this.
17369 * c-incpath.c: Renamed to ...
17370 * incpath.c: ... this. Updated includes.
17371 * fix-header.c: Updated includes.
17372 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17373 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17374 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17376 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17378 * tree.h: Update the table of flags used on tree nodes.
17379 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17380 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17381 (FORCED_LABEL): Add access check.
17382 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17383 (ASM_INPUT_P): Likewise.
17384 (ASM_VOLATILE_P): Likewise.
17385 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17386 (OMP_SECTION_LAST): Access private_flag directly.
17387 (OMP_RETURN_NOWAIT): Likewise.
17388 (OMP_PARALLEL_COMBINED): Likewise.
17389 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17390 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17391 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17392 deprecated_flag directly.
17394 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17396 * final.c (frame_pointer_needed): Removed.
17397 * flags.h (frame_pointer_needed): Likewise.
17399 * function.h (rtl_data): Add frame_pointer_needed.
17400 (frame_pointer_needed): New.
17402 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17404 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17406 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17408 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17411 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17413 * c-common.c (strip_array_types): Move function to..
17415 (get_inner_array_type): Delete.
17416 * c-common.h (strip_array_types): Move declaration to..
17418 (get_inner_array_type): Delete.
17419 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17420 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17421 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17422 * config/pa/pa.c (emit_move_sequence): Likewise.
17424 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17426 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17429 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17431 * function.c: Include target hook for nonlocal_goto frame value.
17433 2008-05-24 Richard Guenther <rguenther@suse.de>
17435 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17436 variable can be only accessed through a pointer or a union.
17438 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17440 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17441 * doc/extend.texi: Likewise.
17443 2008-05-23 DJ Delorie <dj@redhat.com>
17445 * config/m32c/jump.md (untyped_call): Add.
17447 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17448 for A24 to PSImode.
17449 (m32c_address_cost): Detail costs for indirect offsets.
17451 2008-05-23 Rafael Espíndola <espindola@google.com>
17453 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17454 if a node is a SUBREG.
17455 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17458 2008-05-23 Paul Brook <paul@codesourcery.com>
17459 Carlos O'Donell <carlos@codesourcery.com>
17461 * doc/extend.texi: Clarify use of __attribute__((naked)).
17462 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17463 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17464 * function.c (use_register_for_decl): Use
17465 targetm.calls.allocate_stack_slots_for_args.
17466 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17467 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17468 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17470 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17472 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17474 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17476 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17477 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17478 is only rounded once.
17480 2008-05-23 Richard Guenther <rguenther@suse.de>
17482 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17484 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17485 Jakub Jelinek <jakub@redhat.com>
17488 * configure.ac: Handle --enable-cld.
17489 * configure: Regenerated.
17490 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17491 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17492 (ix86_current_function_needs_cld): New define.
17493 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17494 (cld): New isns pattern.
17495 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17496 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17497 * config/i386/i386.opt (mcld): New option.
17498 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17499 TARGET_CLD and ix86_current_function_needs_cld.
17500 (override_options): Use -mcld by default for 32-bit code if
17503 * doc/install.texi (Options specification): Document --enable-cld.
17504 * doc/invoke.texi (Machine Dependent Options)
17505 [i386 and x86-64 Options]: Add -mcld option.
17506 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17508 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17509 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17510 (return_in_memory_64): Likewise.
17511 (return_in_memory_ms_64): Likewise.
17513 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17515 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17516 * builtins.c (fold_builtin_fpclassify): New.
17517 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17518 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17519 * c-common.c (handle_type_generic_attribute): Adjust to accept
17520 fixed arguments before an elipsis.
17521 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17522 * doc/extend.texi: Document __builtin_fpclassify.
17524 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17526 * omp-low.c (gate_expand_omp_ssa): Remove.
17527 (pass_expand_omp_ssa): Remove.
17528 (gate_expand_omp): Do not check for flag_openmp_ssa.
17529 * common.opt (-fopenmp-ssa): Remove.
17530 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17532 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17534 * config/sh/sh.opt (mfixed-range): New option.
17535 * config/sh/sh-protos.h (sh_fix_range): Declare.
17536 * config/sh/sh.c (sh_fix_range): New function.
17537 * config/sh/sh.h (sh_fixed_range_str): Declare.
17538 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17540 * doc/invoke.texi (SH Options): Document -mfixed-range.
17542 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17544 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17545 it before the redeclaration.
17547 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17549 * config/avr/avr.c (get_sequence_length): Add new function.
17550 (expand_prologue, expand_epilogue): Remove duplicate code.
17552 2008-05-22 Rafael Espíndola <espindola@google.com>
17554 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17557 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17559 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17560 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17562 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17563 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17564 (vect_update_misalignment_for_peel): Likewise.
17565 (vector_alignment_reachable_p): Likewise.
17566 * tree-vect-transform.c (vectorizable_load): Likewise.
17567 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17568 (get_vectype_for_scalar_type): Pass mode of scalar_type
17569 to UNITS_PER_SIMD_WORD.
17571 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17572 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17573 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17574 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17575 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17577 2008-05-22 Ira Rosen <irar@il.ibm.com>
17579 PR tree-optimization/36293
17580 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17581 if the first load must be skipped because of a gap.
17583 2008-05-22 Richard Guenther <rguenther@suse.de>
17585 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17586 more cases of offset disambiguation that is possible if
17587 strict-aliasing rules apply.
17588 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17589 for basic offset and type-based disambiguation.
17591 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17593 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17594 ix86_expand_vector_set on V16QImode for SSE4.1.
17596 2008-05-21 Tom Tromey <tromey@redhat.com>
17598 * c.opt (Wimport): Mark as undocumented.
17599 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17601 (Warning Options): Likewise.
17602 * doc/cppopts.texi: Don't mention -Wimport.
17604 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17606 PR tree-optimization/36287
17607 PR tree-optimization/36286
17608 * lambda-code.c (build_access_matrix): Do not use the loop->num
17609 for computing the number of induction variables: use the loop depth
17612 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17615 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17616 option -f(no-)leading-underscore.
17618 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17620 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17621 GET_MODE_NUNITS (mode).
17623 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17625 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17626 (-mmulhw): Add 464 to description.
17627 (-mdlmzb): Likewise.
17628 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17629 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17631 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17632 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17633 * config/rs6000/rs6000.md: Update comments for 464.
17635 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17637 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17639 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17641 * config/i386/sse.md (vec_extractv4sf): Removed.
17642 (vec_extractv2df): Likewise.
17643 (vec_extractv2di): Likewise.
17644 (vec_extractv4si): Likewise.
17645 (vec_extractv8hi): Likewise.
17646 (vec_extractv16qi): Likewise.
17647 (vec_extract<mode>): New.
17649 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17651 * config/i386/sse.md (vec_setv4sf): Removed.
17652 (vec_setv2df): Likewise.
17653 (vec_setv2di): Likewise.
17654 (vec_setv4si): Likewise.
17655 (vec_setv8hi): Likewise.
17656 (vec_setv16qi): Likewise.
17657 (vec_set<mode>): New.
17659 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17661 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17662 goto for vec_concat and vec_interleave.
17664 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17666 * config/i386/sse.md (vec_initv4sf): Removed.
17667 (vec_initv2df): Likewise.
17668 (vec_initv2di): Likewise.
17669 (vec_initv4si): Likewise.
17670 (vec_initv8hi): Likewise.
17671 (vec_initv16qi): Likewise.
17672 (vec_init<mode>): New.
17674 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17676 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17678 2008-05-21 Tom Tromey <tromey@redhat.com>
17680 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17681 (zone_find_object_offset): Likewise.
17682 (gt_ggc_m_S): Likewise.
17683 (highest_bit): Likewise.
17684 * ggc-page.c (gt_ggc_m_S): New function.
17685 * stringpool.c (string_stack): Remove.
17686 (init_stringpool): Update.
17687 (ggc_alloc_string): Use ggc_alloc.
17688 (maybe_delete_ident): New function.
17689 (ggc_purge_stringpool): Likewise.
17690 (gt_ggc_m_S): Remove.
17691 * ggc-common.c (ggc_protect_identifiers): New global.
17692 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17693 ggc_protect_identifiers.
17694 * ggc.h (ggc_protect_identifiers): Declare.
17695 (gt_ggc_m_S): Update.
17696 (ggc_purge_stringpool): Declare.
17697 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17698 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17700 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17702 2008-05-21 David S. Miller <davem@davemloft.net>
17704 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17707 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17709 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17712 2008-05-20 David Daney <ddaney@avtrex.com>
17714 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17715 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17716 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17717 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17718 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17719 (atomic_hiqi_op): New define_code_iterator.
17720 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17721 mips_expand_compare_and_swap_12.
17722 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17723 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17724 (sync_<optab><mode>, sync_old_<optab><mode>,
17725 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17726 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17727 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17728 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17729 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17730 (test_and_set_12): New insn.
17731 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17732 sync_new_<optab><mode>, sync_old_nand<mode>,
17733 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17734 clobber to operand 0 for SI and DI mode insns.
17735 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17736 mips_gen_fn_4): New typedefs.
17737 (mips_gen_fn_ptrs): Define new union type.
17738 (mips_expand_compare_and_swap_12): Remove declaration.
17739 (mips_expand_atomic_qihi): Declare function.
17740 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17741 (mips_expand_atomic_qihi): ... this. Use new generator function
17743 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17744 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17745 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17746 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17747 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17748 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17749 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17750 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17751 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17752 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17755 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17757 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17760 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17762 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17763 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17764 (avr_attribute_table): Add 'OS_main' function attribute.
17765 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17766 functions with 'OS_main' attribute.
17768 2008-05-20 Richard Guenther <rguenther@suse.de>
17770 PR tree-optimization/35204
17771 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17772 helper, split out from ...
17773 (DFS): ... here. Make the DFS walk non-recursive.
17775 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17776 Jan Sjodin <jan.sjodin@amd.com>
17778 PR tree-optimization/36181
17779 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17780 (parallelize_loops): Don't parallelize when the loop has vector
17783 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17784 Sebastian Pop <sebastian.pop@amd.com>
17786 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17787 matrix, and never look at the tree representation of the memory
17789 (linear_transform_loops): Computes parameters and access matrices.
17790 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17792 (access_matrix_get_index_for_parameter): New.
17793 * tree-data-ref.h (struct access_matrix): New.
17794 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17795 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17796 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17797 am_vector_index_for_loop): New.
17798 (struct data_reference): Add field access_matrix.
17799 (DR_ACCESS_MATRIX): New.
17800 (compute_data_dependences_for_loop): Update declaration.
17801 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17802 * lambda.h (lambda_vector_vec_p): Declared.
17803 * lambda-code.c: Depend on pointer-set.h.
17804 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17805 av_for_af_base, av_for_af, build_access_matrix,
17806 lambda_compute_access_matrices): New.
17807 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17809 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17811 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17812 $SOURCEDIR/include.
17814 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17815 Sebastian Pop <sebastian.pop@amd.com>
17817 PR tree-optimization/36206
17818 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17820 (instantiate_scev_1): Rename flags to fold_conversions.
17821 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17822 outeside instantiation_loop.
17823 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17824 (evolution_function_is_affine_or_constant_p): Removed.
17825 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17827 (analyze_siv_subscript): Pass in the loop nest number.
17828 Call evolution_function_is_affine_in_loop instead of
17829 evolution_function_is_affine_p.
17830 (analyze_overlapping_iterations): Pass in the loop nest number.
17832 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17833 Sebastian Pop <sebastian.pop@amd.com>
17835 PR tree-optimization/36206
17836 * tree-chrec.h (chrec_fold_op): New.
17837 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17840 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17842 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17844 (remove_duplicates): Do not set inode on non-inode systems.
17847 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17849 * config.gcc (tm_file): Update comments about relative pathnames.
17851 2008-05-20 Richard Guenther <rguenther@suse.de>
17853 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17854 * tree-ssa-sccvn.c (process_scc): Likewise.
17855 * tree-ssa-sink.c (execute_sink_code): Likewise.
17856 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17857 * tree-vrp.c (process_assert_insertions): Likewise.
17858 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17859 (perform_tree_ssa_dce): Likewise.
17860 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17861 (dump_dominator_optimization_stats): Likewise.
17862 * tree-vectorizer.c (vectorize_loops): Likewise.
17864 2008-05-20 Richard Guenther <rguenther@suse.de>
17866 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17868 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17870 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17871 (ix86_i386elf_return_in_memory): Likewise.
17872 (ix86_i386interix_return_in_memory): Likewise.
17873 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17874 (SUBTARGET_RETURN_IN_MEMORY): New.
17875 * config/i386/i386elf.h: Likewise.
17876 * config/i386/ptx4-i.h: Likewise.
17877 * config/i386/sol2-10.h: Likewise.
17878 * config/i386/sysv4.h: Likewise.
17879 * config/i386/vx-common.h: Likewise.
17880 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17881 * config/i386/i386.c (ix86_return_in_memory): Made static and
17882 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17883 (ix86_i386elf_return_in_memory): Removed.
17884 (ix86_i386interix_return_in_memory): Removed.
17885 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17886 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17888 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17890 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17892 2008-05-19 Xinliang David Li <davidxl@google.com>
17894 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17896 * common.opt: Ditto.
17897 * doc/invoke.texi: Ditto.
17899 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17901 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17902 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17904 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17906 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17907 sizes of operand array from 8/4 to 4/2.
17908 (ix86_expand_vector_init_general): Change size of operand array
17909 from 32 to 16. Remove op0, op1 and half_mode.
17911 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17913 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17914 (ix86_expand_vector_init_interleave): Likewise.
17915 (ix86_expand_vector_init_general): Use them. Assert
17916 word_mode == SImode when n_words == 4.
17918 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17920 * config/i386/i386.c (ix86_secondary_reload): New static function.
17921 (TARGET_SECONDARY_RELOAD): New define.
17922 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17923 * config/i386/i386.md (reload_outqi): Remove.
17925 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17927 PR middle-end/35509
17928 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17929 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17930 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17931 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17932 (fold_builtin_1): Likewise.
17933 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17934 c-common.c (check_builtin_function_arguments): Handle
17935 BUILT_IN_ISINF_SIGN.
17936 * doc/extend.texi: Document __builtin_isinf_sign.
17937 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17939 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17941 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17942 EH cleanup at the end of the pass, search for those that have been
17943 turned into forwarder blocks and do the cleanup on their successor.
17945 2008-05-18 Richard Guenther <rguenther@suse.de>
17947 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17948 pointers to sizetype and vice versa.
17950 2008-05-18 Xinliang David Li <davidxl@google.com>
17952 * gcc/tree-ssa-dce.c: Coding style fix.
17953 (check_pow): Documentation comment.
17954 (check_log): Documenation comment. Coding style fix.
17955 (is_unnecessary_except_errno_call): Ditto.
17956 (gen_conditions_for_pow): Ditto.
17957 (gen_conditions_for_log): Ditto.
17958 (gen_shrink_wrap_conditions): Ditto.
17959 (shrink_wrap_one_built_in_calls): Ditto.
17960 * gcc/doc/invoke.texi: Better documentation string.
17961 * ChangeLog: Fix wrong change log entries from
17962 May 17 checkin on function call DCE.
17964 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17966 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17968 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17970 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17971 * df-problems.c (simulation routines): Fixed block comment to
17972 properly say how to add forwards scanning functions.
17974 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17976 * tree-inline.c (setup_one_parameter): Remove dead code.
17978 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17980 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17981 a BIT_AND_EXPR only for an INTEGER_TYPE.
17983 2008-05-17 Xinliang David Li <davidxl@google.com>
17985 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17986 (check_pow, check_log, is_unnecessary_except_errno_call): New
17987 functions to check for eliminating math functions that are pure
17988 except for setting errno.
17989 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17990 general condition expressions for shrink-wrapping pow/log calls.
17991 (gen_shrink_wrap_conditions): Ditto.
17992 (shrink_wrap_one_built_in_call): Ditto.
17993 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17994 (mark_operand_necessary): If debugging, output if OP is necessary.
17995 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17997 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17999 * gcc/common.opt: New user flag -ftree-builtin-dce.
18000 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18002 2008-05-16 David S. Miller <davem@davemloft.net>
18004 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18005 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18007 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18010 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18012 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18014 * ifcvt.c (dead_or_predicable): Rename
18015 df_simulate_one_insn_backwards to df_simulate_one_insn.
18016 * recog.c (peephole2_optimize): Ditto.
18017 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18019 * df.h: Rename df_simulate_one_insn_backwards to
18020 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18021 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18022 scanning of defs and uses.
18023 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18024 (df_simulate_one_insn_forwards): Removed.
18026 2008-05-16 Doug Kwan <dougkwan@google.com>
18028 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18030 (real_from_string): Handle NaNs and Inf as approriate.
18032 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18034 * doc/gty.texi (Source Files Containing Type Information): Note
18035 that headers should appear first in the gtfiles list.
18037 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18039 * tree.def (COND_EXEC): Properly documented this code.
18041 2008-05-16 Diego Novillo <dnovillo@google.com>
18043 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18044 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18047 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18049 * tree-ssa-dse (max_stmt_uid): Removed.
18050 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18051 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18052 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18053 * function.h (cfun.last_stmt_uid): New field.
18054 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18055 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18057 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18058 (create_stmt_ann): Initialize the ann->uid field.
18059 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18061 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18063 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18065 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18066 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18067 (init_empty_tree_cfg): Call it.
18069 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18071 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18074 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18076 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18077 * tree-dump.c (dump_options): New verbose option.
18078 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18080 * tree-pass.h (TDF_VERBOSE): New dump flag.
18081 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18082 (tree-flow.h): Added include.
18083 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18085 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18087 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18089 From Jie Zhang <jie.zhang@analog.com>
18090 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18091 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18092 mcpu=bf561-none and mcpu=bf561-0.2.
18093 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18094 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18095 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18096 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18097 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18098 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18099 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18101 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18102 (cputype_selected): Remove.
18103 (bfin_handle_option): Don't use cputype_selected.
18104 (override_options): When no mcpu option, enable all workarounds.
18105 Don't use bfin_workarounds.
18106 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18108 (DEFAULT_CPU_TYPE): Don't define.
18110 2008-05-16 Richard Guenther <rguenther@suse.de>
18112 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18113 on deletion of the last stmt.
18115 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18117 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18118 V8HImode for SSE2 and V16QImode for SSE4.1.
18120 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18122 * cgraph.h (compute_inline_parameters): Made public.
18123 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18124 variable_generate_summary, function_write_summary,
18125 variable_write_summary, variable_read_summary. Added generate_summary,
18126 write_summary, read_summary.
18127 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18128 pass_ipa_inline.function_generate_summary, to
18129 compute_inline_parameters.
18130 * ipa-inline.c (compute_inline_parameters): Made public and added
18132 (compute_inline_parameters_for_current): New function.
18133 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18134 (inline_generate_summary): Removed parameter and made to loop over
18136 (pass_ipa_inline): Updated for new IPA_PASS structure.
18137 * passes.c (execute_ipa_summary_passes): Now is called once per
18138 pass rather than once per node*pass.
18140 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18142 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18143 avr_have_mul_p, avr_asm_only_p): Remove variables.
18144 (avr_override_options): Remove initialization of removed variables.
18145 (avr_file_start): Convert removed variables to fields of
18146 'struct base_arch_s *avr_current_arch'.
18147 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18148 (AVR_HAVE_MUL): (Ditto.).
18149 (AVR_HAVE_MOVW): (Ditto.).
18150 (AVR_HAVE_LPMX): (Ditto.).
18151 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18152 avr_asm_only_p): Remove declaration.
18154 2008-05-15 Diego Novillo <dnovillo@google.com>
18156 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18157 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18159 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18161 PR middle-end/36194
18162 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18163 Don't call record_truncated_value from here.
18164 (record_truncated_value): Turn it into a for_each_rtx callback.
18165 (record_truncated_values): New function.
18166 (combine_instructions): Call note_uses with record_truncated_values.
18167 Change name of check_conversion to check_promoted_subreg.
18169 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18171 * doc/sourcebuild.texi: Document support for torture tests.
18173 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18175 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18176 to alternative 4 of operand 2.
18178 2008-05-15 Richard Guenther <rguenther@suse.de>
18180 * tree-pass.h (current_pass): Declare.
18181 (get_pass_for_id): Likewise.
18182 * passes.c (passes_by_id, passes_by_id_size): New globals.
18183 (set_pass_for_id): New function.
18184 (get_pass_for_id): Likewise.
18185 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18186 (execute_function_todo): Flush per function statistics.
18187 * toplev.c (compile_file): Init statistics.
18188 (general_init): Do early statistics initialization.
18189 (finalize): Finish statistics.
18190 * statistics.h (statistics_early_init): Declare.
18191 (statistics_init): Likewise.
18192 (statistics_fini): Likewise.
18193 (statistics_fini_pass): Likewise.
18194 (statistics_counter_event): Likewise.
18195 (statistics_histogram_event): Likewise.
18196 * statistics.c: New file.
18197 * Makefile.in (OBJS-common): Add statistics.o.
18198 (statistics.o): Add dependencies.
18199 * doc/invoke.texi (-fdump-statistics): Document.
18201 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18202 (insert): Likewise.
18203 (execute_pre): Use statistics_counter_event.
18204 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18205 (substitute_and_fold): Increment it. Use statistics_counter_event.
18207 2008-05-15 Diego Novillo <dnovillo@google.com>
18209 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18211 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18212 * tree-ssa-alias.c (new_type_alias): Remove references to
18213 sub-variables from comment.
18214 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18216 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18218 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18219 attribute to 1 only for insertps alternative.
18221 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18223 * config/bfin/bfin.md (loadbytes): New pattern.
18224 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18225 (bfin_init_builtins): Initialize it.
18226 (bdesc_1arg): Add it.
18228 2008-05-15 Sa Liu <saliu@de.ibm.com>
18230 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18231 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18232 * testsuite/lib/target-supports.exp: Add
18233 check_effective_target_fortran_integer_16.
18235 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18237 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18238 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18239 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18240 (TARGET_RETURN_IN_MEMORY): Define.
18242 2008-05-15 Richard Guenther <rguenther@suse.de>
18244 PR middle-end/36244
18245 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18246 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18247 represent unmodifiable vars.
18249 2008-05-15 Richard Guenther <rguenther@suse.de>
18251 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18252 INDIRECT_REF and TARGET_MEM_REF.
18253 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18256 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18257 H.J. Lu <hongjiu.lu@intel.com>
18259 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18260 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18261 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18262 insn alternatives. Add missing alternatives.
18263 (*vec_concatv2di_rex64_sse4_1): Likewise.
18264 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18265 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18266 Require TARGET_SSE.
18268 2008-05-15 Richard Guenther <rguenther@suse.de>
18270 PR tree-optimization/36009
18271 PR tree-optimization/36204
18272 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18273 (determine_invariantness_stmt): Record the loop a store is
18274 always executed in.
18275 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18278 2008-05-15 Richard Guenther <rguenther@suse.de>
18280 PR tree-optimization/34330
18281 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18282 through the pointer will alias the SMT.
18284 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18286 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18288 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18290 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18292 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18293 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18295 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18296 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18297 (vashl_optab): New optab for vector/vector shifts.
18298 (vashr_optab): Ditto.
18299 (vlshr_optab): Ditto.
18300 (vrotl_optab): Ditto.
18301 (vrotr_optab): Ditto.
18302 (optab_subtype): New enum for optab_for_tree_code call.
18303 (optab_for_tree_code): Add enum optab_subtype argument.
18305 * optabs.c (optab_for_tree_code): Take an additional argument to
18306 distinguish between a vector shift by a scalar and vector shift by
18307 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18308 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18309 vector shift by a vector.
18310 (expand_widen_pattern_expr): Pass additional argument to
18311 optab_for_tree_code.
18313 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18314 vrotl_optab, vrotr_optab.
18316 * expr.c (expand_expr_real_1): Update calls to
18317 optab_for_tree_code to distinguish between vector shifted by a
18318 scalar and vector shifted by a vector.
18319 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18320 (supportable_narrowing_operation): Ditto.
18321 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18322 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18323 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18324 (vect_create_epilog_for_reduction): Ditto.
18325 (vectorizable_reduction): Ditto.
18326 (vectorizable_operation): Ditto.
18327 (vect_strided_store_supported): Ditto.
18328 (vect_strided_load_supported): Ditto.
18329 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18330 * expmed.c (expand_shift): Ditto.
18332 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18334 (ashr@var{m}3): Ditto.
18335 (vashl@var{m}3): Document new vector/vector shift standard name.
18336 (vashr@var{m}3): Ditto.
18337 (vlshr@var{m}3): Ditto.
18338 (vrotl@var{m}3): Ditto.
18339 (vrotr@var{m}3): Ditto.
18341 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18342 (PPERM_INVERT): Ditto.
18343 (PPERM_REVERSE): Ditto.
18344 (PPERM_REV_INV): Ditto.
18345 (PPERM_ZERO): Ditto.
18346 (PPERM_ONES): Ditto.
18347 (PPERM_SIGN): Ditto.
18348 (PPERM_INV_SIGN): Ditto.
18349 (PPERM_SRC1): Ditto.
18350 (PPERM_SRC2): Ditto.
18352 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18353 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18354 allows a memory operand to be the value being added, and split it
18355 to improve vectorization.
18356 (sse5_pmacsdqh_mem): Ditto.
18357 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18358 (sse5_mulv2div2di3_high): Ditto.
18359 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18360 (vec_pack_trunc_v4si): Ditto.
18361 (vec_pack_trunc_v2di): Ditto.
18362 (sse5_pcmov_<mode>): Remove code that tried to use use
18363 andps/andnps instead of pcmov.
18364 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18365 pmacsdqh instructions.
18366 (vec_widen_smult_lo_v4si): Ditto.
18368 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18369 (PPERM_INVERT): Ditto.
18370 (PPERM_REVERSE): Ditto.
18371 (PPERM_REV_INV): Ditto.
18372 (PPERM_ZERO): Ditto.
18373 (PPERM_ONES): Ditto.
18374 (PPERM_SIGN): Ditto.
18375 (PPERM_INV_SIGN): Ditto.
18376 (PPERM_SRC1): Ditto.
18377 (PPERM_SRC2): Ditto.
18378 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18380 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18382 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18383 says ignore whether the last reference is a memory operand.
18385 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18386 Paolo Bonzini <bonzini at gnu dot org>
18388 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18391 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18392 (vlshr<mode>3): Rename from vlshr<mode>3.
18393 (vashr<mode>3): Rename from vashr<mode>3.
18394 (mulv4sf3): Change the names of vector shift patterns.
18398 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18401 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18426 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18427 (floatunssidf2_internal): Change vector/vector shift names.
18428 (floatunsdidf2_internal): Ditto.
18435 (vashl<mode>3): Rename from ashl<mode>3.
18436 (vashr<mode>3): Rename from ashr<mode>3.
18437 (vlshr<mode>3): Rename from lshr<mode>3.
18438 (vrotl<mode>3): Rename from rotl<mode>3.
18440 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18443 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18444 multiply gives the wrong value when doing widening multiplies.
18445 (vec_widen_smult_lo_v4si): Ditto.
18447 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18449 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18450 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18451 emit_library_call_value.
18452 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18453 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18454 * calls.c (initialize_argument_information, precompute_arguments,
18455 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18456 (precompute_arguments): Removed flags parameter.
18457 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18459 2008-05-14 Richard Guenther <rguenther@suse.de>
18461 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18462 Make sure to register the store if the use is a PHI_NODE.
18464 2008-05-14 Olivier Hainque <hainque@adacore.com>
18466 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18467 memory if the component is to be referenced in BLKmode according
18468 to get_inner_reference.
18470 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18472 * calls.c (emit_library_call_value_1): Restore code clearing
18473 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18475 2008-05-14 Olivier Hainque <hainque@adacore.com>
18476 Nicolas Roche <roche@adacore.com>
18478 * configure.ac: Add support for a "gcc_subdir" variable in
18479 config-lang.in, to denote a subdirectory where the language/GCC
18480 integration files are to be found.
18481 * configure: Regenerate.
18483 2008-05-14 Ira Rosen <irar@il.ibm.com>
18485 PR tree-optimization/36098
18486 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18487 value for the first load in the group in case of a gap.
18488 (vect_build_slp_tree): Check that there are no gaps in loads.
18490 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18492 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18493 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18494 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18495 emit_insn and remove unneeded code to construct extra args.
18496 (emit_no_conflict_block): Removed.
18497 * optabls.h: (emit_no_conflict_block): Removed.
18498 * cse.c (cse_extended_basic_block): Remove search for
18499 REG_NO_CONFLICT note.
18500 * global.c: Removed incorrect comment added in revision 117.
18501 * expr.c (convert_move): Change call to emit_no_conflict_block to
18503 * recog.c: Change comments so that they do not mention
18505 * local_alloc.c (combine_regs): Removed last parameter.
18506 (no_conflict_p): Removed.
18507 (block_alloc): Removed note, no_conflict_combined_regno and set
18508 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18509 (combine_regs): Removed already_dead and code to look for
18510 REG_NO_CONFLICT notes.
18511 * lower_subreg (remove_retval_note): Removed code to look for
18512 REG_NO_CONFLICT block.
18513 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18514 (resolve_clobber): Remove code to process libcalls that have
18515 REG_NO_CONFLICT notes.
18516 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18518 * combine.c (can_combine_p, distribute_notes): Removed
18519 REG_NO_CONFLICT case.
18520 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18522 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18523 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18525 * reg-notes.def (NO_CONFLICT): Removed.
18527 2008-05-14 David S. Miller <davem@davemloft.net>
18529 * config/sparc/sparc.c (sparc_profile_hook): If
18530 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18531 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18532 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18534 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18536 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18538 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18541 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18542 and op1 expansion before vector concat to have less live pseudos.
18544 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18546 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18547 ix86_expand_vector_set if supported.
18549 2008-05-13 Diego Novillo <dnovillo@google.com>
18550 Kenneth Zadeck <zadeck@naturalbridge.com>
18552 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18554 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18555 phinodes_print_statistics, init_ssanames, fini_ssanames,
18556 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18557 release_ssa_name, release_defs, replace_ssa_name_symbol,
18558 ssanames_print_statistics): Move ...
18559 * tree-flow.h: ... here.
18560 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18561 Use FN instead of cfun.
18562 (make_ssa_name_fn): Rename from make_ssa_name.
18563 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18564 * tree-flow-inline.h (make_ssa_name): Move from
18565 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18566 * omp-low.c (expand_omp_parallel):
18567 * tree-flow-inline.h (redirect_edge_var_map_result):
18568 * tree-ssa.c (init_tree_ssa): Add argument FN.
18569 Use it instead of cfun. Update all users.
18571 2008-05-13 Tom Tromey <tromey@redhat.com>
18573 PR preprocessor/22168:
18574 * doc/cpp.texi (Top): Update menu.
18575 (Alternatives to Wrapper #ifndef): New node.
18576 (Other Directives): Document deprecation.
18577 (Obsolete Features): Remove menu.
18578 (Assertions): Merge node into Obsolete Features.
18579 (Obsolete once-only headers): Move earlier; rename to Alternatives
18580 to Wrapper #ifndef.
18581 * doc/cppopts.texi: Update.
18582 * c.opt (Wdeprecated): Enable for C and ObjC.
18583 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18584 (C++ Dialect Options): Move -Wno-deprecated from here to...
18585 (Warning Options): ... here.
18587 2008-05-13 Richard Guenther <rguenther@suse.de>
18589 PR middle-end/36227
18590 * fold-const.c (fold_sign_changed_comparison): Do not allow
18591 changes in pointer-ness.
18593 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18596 * config/sh/sh.c (sh_expand_prologue): Don't clear
18597 RTX_FRAME_RELATED_P for push insns.
18599 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18601 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18603 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18605 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18606 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18607 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18609 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18611 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18612 (*vec_concatv4sf_sse): This.
18613 (*sse2_concatv2si): Renamed to ...
18614 (*vec_concatv2si_sse2): This.
18615 (*sse1_concatv2si): Renamed to ...
18616 (*vec_concatv2si_sse): This.
18617 (*vec_concatv2di_rex): Renamed to ...
18618 (*vec_concatv2di_rex64): This.
18619 (*vec_concatv2si_sse4_1): New.
18620 (*vec_concatv2di_rex64_sse4_1): Likewise.
18622 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18624 PR rtl-optimization/36111
18625 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18626 that was created for swappable operands.
18628 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18631 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18632 * configure.ac: Add call to ACX_PROG_GNAT.
18634 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18636 * optc-gen.awk: Fix comment typo.
18638 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18640 * pretty-print.c (pp_integer_with_precision): Use
18641 HOST_LONG_LONG_FORMAT.
18643 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18645 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18647 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18649 * config/i386/i386.c (bdesc_ptest): Removed.
18650 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18651 (bdesc_args): Add __builtin_ia32_ptestz128,
18652 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18653 (ix86_init_mmx_sse_builtins): Updated.
18654 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18655 (ix86_expand_builtin): Updated.
18657 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18659 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18660 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18662 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18664 * value-prof.c (interesting_stringop_to_profile): Do not
18665 return early for BUILT_IN_MEMPCPY.
18667 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18669 * calls.c (expand_call): Don't use callgraph to increase
18670 preferred_stack_boundary.
18672 * cgraph.h (cgraph_rtl_info): Use unsigned on
18673 preferred_incoming_stack_boundary.
18675 * final.c (rest_of_clean_state): Use unsigned on
18676 preferred_stack_boundary.
18678 2008-05-09 Tom Tromey <tromey@redhat.com>
18680 PR preprocessor/22231:
18681 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18684 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18686 PR tree-optimization/36129
18687 * tree-ssa-ccp.c: Include value-prof.h.
18688 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18689 built-in function was folded to a constant.
18690 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18692 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18693 Sebastian Pop <sebastian.pop@amd.com>
18695 * tree-scalar-evolution.c: Document instantiate_scev.
18696 (instantiate_parameters_1): Renamed instantiate_scev_1.
18697 Don't use the same loop for instantiation_loop and evolution_loop.
18698 (instantiate_scev): New.
18699 (instantiate_parameters): Moved...
18700 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18701 same loop twice. Maintains the semantics for this function.
18702 * tree-scalar-evolution.h (instantiate_scev): Declare.
18703 (instantiate_parameters): ...here. Now static inline.
18704 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18705 instead of resolve_mixers.
18707 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18709 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18711 2008-05-09 Tomas Bily <tbily@suse.cz>
18713 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18714 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18715 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18716 * c-common.c (c_common_truthvalue_conversion): Likewise.
18717 * tree-object-size.c (compute_object_offset): Likewise.
18718 * tree-inline.c (estimate_num_insns_1): Likewise.
18719 * varasm.c (const_hash_1, compare_constant, copy_constant)
18720 (compute_reloc_for_constant, output_addressed_constants)
18721 (initializer_constant_valid_p): Likewise.
18722 * c-omp.c (check_omp_for_incr_expr): Likewise.
18723 * gimplify.c (gimplify_expr): Likewise.
18724 * c-typeck.c (c_finish_return): Likewise.
18725 * tree-vectorizer.c (supportable_widening_operation)
18726 (supportable_narrowing_operation): Likewise.
18727 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18728 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18729 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18730 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18731 (descr_info_loc): Likewise.
18732 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18733 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18734 (fold_unary): Likewise.
18735 * builtins.c (get_pointer_alignment): Likewise.
18736 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18737 (instantiate_parameters_1): Likewise.
18738 * tree.c (expr_align, stabilize_reference): Likewise.
18739 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18740 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18741 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18742 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18743 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18744 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18746 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18747 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18748 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18749 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18750 (forward_propagate_comparison)
18751 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18752 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18753 * emit-rtl.c (component_ref_for_mem_expr)
18754 (set_mem_attributes_minus_bitpos): Likewise.
18755 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18756 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18758 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18759 (build_function_call, pointer_diff, build_compound_expr)
18760 (c_finish_return): Likewise.
18761 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18762 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18764 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18765 * expr.c (is_aligning_offset): Likewise.
18766 * tree-ssa-alias.c (is_escape_site): Likewise.
18767 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18768 (check_all_va_list_escapes): Likewise.
18769 * tree-ssa-loop-ivopts.c (determine_base_object)
18770 (determine_common_wider_type): Likewise.
18771 * dojump.c (do_jump): Likewise.
18772 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18773 * tree-gimple.c (is_gimple_cast): Likewise.
18774 * fold-const.c (decode_field_reference, )
18775 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18776 (fold_binary): Likewise.
18777 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18778 (already_warned_in_frontend_p): Likewise.
18779 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18780 * tree.c (really_constant_p, get_unwidened): Likewise.
18781 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18782 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18783 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18785 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18787 (CONVERT_EXPR_P): Define.
18788 (CASE_CONVERT): Define.
18790 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18792 PR middle-end/36117
18793 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18794 (delete_unmarked_insns): When deleting a call, call
18795 delete_unreachable_blocks.
18796 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18797 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18799 2008-05-08 Richard Guenther <rguenther@suse.de>
18801 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18802 (-ftree-salias): Likewise.
18803 (salias-max-implicit-fields): Remove param documentation.
18804 (salias-max-array-elements): Likewise.
18805 * tree-pass.h (pass_create_structure_vars): Remove.
18806 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18807 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18808 * tree-ssa-alias.c (create_structure_vars): Remove.
18809 (gate_structure_vars): Likewise.
18810 (pass_create_structure_vars): Likewise.
18811 (gate_build_alias): Likewise.
18812 (pass_build_alias): Adjust to run always and dump the function.
18813 * common.opt (ftree-salias): Hide.
18814 * passes.c (init_optimization_passes): Remove
18815 pass_create_structure_vars, adjust comment.
18816 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18817 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18818 * opts.c (decode_options): Do not set flag_tree_salias.
18819 (common_handle_option): Add OPT_ftree_salias to the backward
18820 compatibility section.
18822 2008-05-08 Richard Guenther <rguenther@suse.de>
18824 * tree-flow-inline.h (var_can_have_subvars): Move ...
18825 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18826 * tree-flow.h (var_can_have_subvars): Remove.
18827 (push_fields_onto_fieldstack): Remove.
18828 (sort_fieldstack): Likewise.
18829 (struct fieldoff): Move ...
18830 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18831 alias_set and base_for_components fields.
18832 (sort_fieldstack): Make static.
18833 (push_fields_onto_fieldstack): Likewise. Remove code that
18834 handles anything but RECORD_TYPEs. Remove alias_set and
18835 base_for_components handling.
18836 (create_variable_info_for): Adjust.
18838 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18840 * common.opt (Wframe-larger-than=): Shorten the help message
18842 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18844 2008-05-08 Rafael Espíndola <espindola@google.com>
18846 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18848 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18849 trap and that both operands are gimple values.
18850 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18851 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18854 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18856 * read-rtl.c (join_c_conditions): Return the first string if the
18857 two strings are equal.
18859 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18861 * gensupport.h (pred_data): Add a "num_codes" field.
18862 (add_predicate_code): Declare.
18863 * gensupport.c (add_predicate_code): New function.
18864 (std_pred_table): Add an "allows_const_p" field.
18865 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18866 Remove the (incomplete) list of such codes from the codes field.
18867 (init_predicate_table): Use add_predicate_code. Add all
18868 RTX_CONST_OBJs if allows_const_p is true.
18869 * genrecog.c (process_define_predicate): Use add_predicate_code.
18871 2008-05-08 David Daney <ddaney@avtrex.com>
18872 Richard Sandiford <rsandifo@nildram.co.uk>
18874 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18875 special case of constant zero operands.
18876 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18877 old and new values. Special case constant zero values.
18878 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18880 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18881 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18883 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18886 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18887 similar RTX_CONST_OBJ before CONST_INT.
18889 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18891 * stmt.c (expand_stack_restore): Change sa mode if needed.
18893 2008-05-08 Richard Guenther <rguenther@suse.de>
18895 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18896 return type to bool.
18897 (ix86_sol10_return_in_memory): Likewise.
18898 (ix86_i386elf_return_in_memory): Likewise.
18899 (ix86_i386interix_return_in_memory): Likewise.
18900 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18901 (ix86_sol10_return_in_memory): Likewise.
18902 (ix86_i386elf_return_in_memory): Likewise.
18903 (ix86_i386interix_return_in_memory): Likewise.
18905 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18908 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18910 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18911 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18914 2008-05-08 Richard Guenther <rguenther@suse.de>
18916 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18917 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18918 (DR_SUBVARS): Remove.
18919 * tree-dfa.c (dump_subvars_for): Remove.
18920 (debug_subvars_for): Likewise.
18921 (dump_variable): Do not dump subvars.
18922 (remove_referenced_var): Do not remove subvars.
18923 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18924 (lookup_subvars_for_var): Remove.
18925 (get_subvars_for_var): Likewise.
18926 (get_subvars_at): Likewise.
18927 (get_first_overlapping_subvar): Likewise.
18928 (overlap_subvar): Likewise.
18929 * tree-flow.h (subvar_t): Remove.
18930 (struct var_ann_d): Remove subvars field.
18931 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18932 argument. Remove special handling of SFTs.
18933 (compute_tag_properties): Likewise.
18934 (set_initial_properties): Likewise.
18935 (compute_call_clobbered): Likewise.
18936 (count_mem_refs): Likewise.
18937 (compute_memory_partitions): Likewise.
18938 (compute_flow_insensitive_aliasing): Likewise.
18939 (setup_pointers_and_addressables): Likewise.
18940 (new_type_alias): Likewise.
18941 (struct used_part): Remove.
18942 (used_portions): Likewise.
18943 (struct used_part_map): Likewise.
18944 (used_part_map_eq): Likewise.
18945 (used_part_map_hash): Likewise.
18946 (free_used_part_map): Likewise.
18947 (up_lookup): Likewise.
18948 (up_insert): Likewise.
18949 (get_or_create_used_part_for): Likewise.
18950 (create_sft): Likewise.
18951 (create_overlap_variables_for): Likewise.
18952 (find_used_portions): Likewise.
18953 (create_structure_vars): Likewise.
18954 * tree.def (STRUCT_FIELD_TAG): Remove.
18955 * tree.h (MTAG_P): Adjust.
18956 (struct tree_memory_tag): Remove base_for_components and
18957 unpartitionable flags.
18958 (struct tree_struct_field_tag): Remove.
18959 (SFT_PARENT_VAR): Likewise.
18960 (SFT_OFFSET): Likewise.
18961 (SFT_SIZE): Likewise.
18962 (SFT_NONADDRESSABLE_P): Likewise.
18963 (SFT_ALIAS_SET): Likewise.
18964 (SFT_UNPARTITIONABLE_P): Likewise.
18965 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18966 (union tree_node): Remove sft field.
18967 * alias.c (get_alias_set): Remove special handling of SFTs.
18968 * print-tree.c (print_node): Remove handling of SFTs.
18969 * tree-dump.c (dequeue_and_dump): Likewise.
18970 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18971 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18972 * tree-predcom.c (set_alias_info): Do not set subvars.
18973 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18974 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18975 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18976 (add_vars_for_offset): Remove.
18977 (add_virtual_operand): Remove special handling of SFTs.
18978 (add_call_clobber_ops): Likewise.
18979 (add_call_read_ops): Likewise.
18980 (get_asm_expr_operands): Likewise.
18981 (get_modify_stmt_operands): Likewise.
18982 (get_expr_operands): Likewise.
18983 (add_to_addressable_set): Likewise.
18984 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18985 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18986 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18987 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18988 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18989 (tree_node_structure): Likewise.
18990 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18992 (find_what_p_points_to): Likewise.
18994 2008-05-08 Sa Liu <saliu@de.ibm.com>
18996 * config/spu/spu.md: Fixed subti3 pattern.
18998 2008-05-08 Richard Guenther <rguenther@suse.de>
19000 PR middle-end/36154
19001 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19002 sure to create a representative for trailing arrays for PTA.
19004 2008-05-08 Richard Guenther <rguenther@suse.de>
19006 PR middle-end/36172
19007 * fold-const.c (operand_equal_p): Two objects which types
19008 differ in pointerness are not equal.
19010 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19012 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19013 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19014 (emit_library_call_value_1): Add new variable fndecl initialized by
19015 NULL_TREE. It should be the decl type of orgfun, but this information
19016 seems not to be available here, so it uses the default calling abi.
19017 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19018 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19019 by TARGET_RETURN_IN_MEMORY.
19020 * config/i386/i386-interix.h: Likewise.
19021 * config/i386/i386.h: Likewise.
19022 * config/i386/i386elf.h: Likewise.
19023 * config/i386/ptx4-i.h: Likewise.
19024 * config/i386/sol2-10.h: Likewise.
19025 * config/i386/sysv4.h: Likewise.
19026 * config/i386/vx-common.h: Likewise.
19027 * config/cris/cris.h: Removed #if 0 clause.
19028 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19029 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19031 (ix86_sol10_return_in_memory): Likewise.
19032 (ix86_i386elf_return_in_memory): New.
19033 (ix86_i386interix_return_in_memory): New.
19034 * config/mt/mt-protos.h (mt_return_in_memory): New.
19035 * config/mt/mt.c: Likewise.
19036 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19037 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19038 * config/bfin/bfin.h: Likewise.
19039 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19041 * config/bfin/bfin.c: Likewise.
19042 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19043 * config/alpha/unicosmk.h: Likewise.
19044 * config/i386/cygming.h: Likewise.
19045 * config/iq2000/iq2000.h: Likewise.
19046 * config/mips/mips.h: Likewise.
19047 * config/mn10300/mn10300.h: Likewise.
19048 * config/rs6000/rs6000.h: Likewise.
19049 * config/score/score.h: Likewise.
19050 * config/spu/spu.h: Likewise.
19051 * config/v850/v850.h: Likewise.
19052 * defaults.h: Likewise.
19053 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19054 * expr.c (emit_block_move): Adjust use of
19055 OUTGOING_REG_PARM_STACK_SPACE.
19056 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19057 OUTGOING_REG_PARM_STACK_SPACE.
19058 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19060 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19062 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19063 on OMP_RETURN for OMP_FOR.
19066 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19067 (fortran_common): New function.
19068 (gen_variable_die): Call fortran_common instead of common_check,
19069 adjust for it returning tree instead of rtx. Formatting.
19071 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19075 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19076 * c-decl.c (merge_decls): Ditto.
19077 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19078 to RTL_CONST_OR_PURE_CALL_P.
19079 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19080 Initialized DECL_LOOPING_CONST_PURE.
19081 (process_call_operands): Set tree_side_effects properly.
19082 * tree.h (TREE_READONLY_DECL_P): Removed.
19083 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19084 (DECL_LOOPING_OR_CONST_P): New macro.
19085 (struct tree_function_decl): Added looping_const_or_pure_p.
19086 (ECF_*) Renumbered.
19087 (ECF_LOOPING_OR_CONST_P): New macro.
19088 * rtlanal.c (pure_const_p): Removed.
19089 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19090 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19091 to RTL_CONST_CALL_P.
19092 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19093 (check_decl, check_tree, check_call, scan_function): Initialize
19095 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19096 (static_execute): Set looping true for recursive functions.
19097 Undo setting state to IPA_NEITHER for recursive functions.
19098 * cse.c (cse_insn):
19099 * ifcvt.c (noce_can_store_speculate_p): Changed
19100 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19101 RTL_CONST_OR_PURE_CALL_P.
19102 * dse.c (scan_insn): Ditto.
19103 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19104 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19105 RTL_CONST_OR_PURE_CALL_P.
19106 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19107 pure_call_p to RTL_CONST_CALL_P.
19108 * gimplify.c (gimplify_call_expr): Clear side effects for
19109 non-looping pure and constant calls.
19110 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19111 (flags_from_decl_or_type): Set ecf flags from decl flags.
19112 (initialize_argument_information): Turn off
19113 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19114 Change const to pure if callee_copies is true rather than just
19116 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19117 way of marking pure calls.
19118 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19119 Remove hack that was supposed to fix pr7335 and remove old
19120 way of marking pure calls.
19121 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19122 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19123 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19124 RTL_CONST_OR_PURE_CALL_P.
19125 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19126 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19127 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19128 * sched-deps.c (schedule_analyze): Ditto.
19129 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19130 return_val field of calls to represent pure and const function info.
19131 (CONST_OR_PURE_CALL_P): Deleted macro.
19132 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19133 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19134 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19136 * tree-optimize.c (execute_fixup_cfg): Added test for
19137 ECF_LOOPING_CONST_OR_PURE.
19138 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19140 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19141 effects for looping pure or const calls.
19142 (verify_gimple_expr): Added verification code.
19143 * config/alpha/alpha.c (alpha_legitimize_address,
19144 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19146 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19147 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19148 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19149 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19150 RTL_CONST_OR_PURE_CALL_P.
19151 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19152 and const calls to be deleted.
19154 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19157 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19158 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19159 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19160 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19161 to handle nonimmediate operands.
19162 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19163 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19164 to handle nonimmediate operands.
19165 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19166 (mmx_pmulhrwv4hi3): New expander. Use
19167 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19168 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19169 (sse2_umulv1siv1di3): New expander. Use
19170 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19171 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19172 (mmx_eq<mode>3): New expander. Use
19173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19174 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19175 (mmx_uavgv8qi3): New expander. Use
19176 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19177 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19178 (mmx_uavgv4hi3): New expander. Use
19179 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19181 * config/i386/sse.md
19182 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19183 to handle nonimmediate operands.
19184 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19185 to handle nonimmediate operands.
19186 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19187 to handle nonimmediate operands.
19188 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19189 to handle nonimmediate operands.
19190 (sse2_unpckhpd_exp): New expander. Use
19191 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19192 (sse2_unpcklpd_exp): New expander. Use
19193 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19194 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19195 to handle nonimmediate operands.
19196 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19197 to handle nonimmediate operands.
19198 (*sse2_<plusminus_insn><mode>3): Rename from
19199 sse2_<plusminus_insn><mode>3 insn pattern.
19200 (sse2_<plusminus_insn><mode>3): New expander. Use
19201 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19202 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19203 (sse2_umulv2siv2di3): New expander. Use
19204 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19205 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19206 (sse4_1_mulv2siv2di3): New expander. Use
19207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19208 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19209 (sse2_pmaddwd): New expander. Use
19210 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19211 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19212 (sse2_eq<mode>3): New expander. Use
19213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19214 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19215 (sse4_1_eqv2di3): New expander. Use
19216 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19217 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19218 (sse2_uavgv16qi3): New expander. Use
19219 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19220 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19221 (sse2_uavgv16qi3): New expander. Use
19222 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19223 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19224 (sse2_uavgv8hi3): New expander. Use
19225 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19226 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19227 (ssse3_pmulhrswv8hi3): New expander. Use
19228 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19229 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19230 (ssse3_pmulhrswv4hi3): New expander. Use
19231 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19233 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19234 (<sse>_vmmul<mode>3): Ditto.
19235 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19237 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19238 (ssse3_pmaddubsw): Ditto.
19240 * config/i386/i386.c (struct_builtin_description)
19241 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19242 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19243 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19244 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19245 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19246 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19247 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19248 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19249 (ix86_fixup_binary_operands): Assert that src1
19250 and src2 must have the same mode when swapped.
19251 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19252 and ix86_binary_operator_ok. Do not force operands in registers
19255 2008-05-07 Jan Hubicka <jh@suse.cz>
19257 * cgraph.c (dump_cgraph_node): Update.
19258 * cgraph.h (cgraph_local_info): Break out inline summary.
19259 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19261 * ipa-inline (inline_summary): New accestor function.
19262 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19263 cgraph_decide_inlining, compute_inline_parameters): Update.
19264 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19266 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19268 Cleanup ColdFire scheduling support and add V4 pipeline model.
19270 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19271 (define_attr cpu): Add cfv4 value.
19272 (define_attr type, define_attr type1): Merge into a single 'type'
19273 attribute. Update all uses.
19274 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19275 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19277 (define_attr opx_mem, define_attr opy_mem): Remove.
19278 (define_attr op_mem): Clean up, update comment.
19279 (define_attr size): Use specific values instead of general int.
19280 (define_attr guess, define_attr split): Remove. Update all uses.
19281 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19282 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19283 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19284 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19285 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19286 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19287 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19288 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19289 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19290 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19291 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19292 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19293 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19294 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19295 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19296 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19297 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19298 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19299 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19300 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19301 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19302 Update or set attributes.
19303 (stack_tie): New fake instruction.
19305 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19306 (m68k_sched_attr_size): Update declaration.
19307 (m68k_sched_attr_type2): Remove.
19308 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19309 Declare new bypass predicates.
19311 * config/m68k/m68k.c (m68k_sched_issue_rate,
19312 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19314 (TARGET_SCHED_ISSUE_RATE,
19315 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19316 (override_options): Handle scheduling for ColdFire V4 core.
19317 (m68k_expand_prologue): Emit stack_tie.
19318 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19319 'OP_TYPE_FPN'. Update all uses.
19320 (sched_guess_p): Remove.
19321 (sched_address_type): Handle symbolic addresses.
19322 (sched_get_operand): New static function.
19323 (sched_operand_type): Merge into sched_attr_op_type.
19324 (sched_attr_op_type): Handle FP registers, handle quick constants,
19326 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19327 (m68k_sched_attr_size): Update. Move logic to ...
19328 (sched_get_attr_size_int): New static function.
19329 (sched_get_opxy_mem_type): New static function.
19330 (m68k_sched_attr_op_mem): Update.
19331 (m68k_sched_attr_type2): Remove.
19332 (sched_cfv4_bypass_data): New static variable.
19333 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19334 (m68k_sched_issue_rate): Implement scheduler hook.
19335 (struct _sched_ib: enabled_p): New field.
19336 (m68k_sched_variable_issue): Update. Handle V4.
19337 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19338 sched_dump_class_func_t, sched_dump_split_class,
19339 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19340 sched_dump_dfa_class, m68k_sched_dump): Remove.
19341 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19343 (m68k_sched_init_global): Remove statisctics dumping, introduce
19344 sanity check that all instructions have pipeline reservations. Handle
19346 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19347 Handle ColdFire V4 core.
19348 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19349 New static functions.
19350 (m68k_sched_address_bypass_p): New bypass predicate.
19351 (sched_get_indexed_address_scale): New static function.
19352 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19354 * cf.md: Update comments.
19355 (define_attr type2): Remove. Use 'type' attribute instead.
19357 (cf_ib): Rename to cfv123_ib. Update all uses.
19358 (cf_oep): Rename to cfv123_oep. Update all uses.
19359 (cf_chr): Rename to cfv123_chr. Update all uses.
19360 (cf_mem): Rename to cfv123_mem. Update all uses.
19361 (cf_mac): Move to more appropriate place.
19362 (cfv123_guess): New automaton and cpu_unit.
19363 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19364 Update uses of 'size' attribute. Handle before reload scheduling.
19365 (cfv123_guess): New dummy reservation for unhandled instructions.
19366 (cfv4_*): Pipeline description of ColdFire V4 core.
19367 (ignore): New reservation to handle 'ignore' type.
19369 2008-05-07 Ian Lance Taylor <iant@google.com>
19371 PR middle-end/36013
19372 * gimplify.c (find_single_pointer_decl_1): Don't look through
19374 (find_single_pointer_decl): Adjust comments.
19376 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19378 PR middle-end/36137
19379 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19380 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19382 PR middle-end/36106
19383 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19384 integral type rather than floating point, then VIEW_CONVERT_EXPR
19385 to the floating point type.
19387 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19389 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19390 TFmode op0 to register.
19392 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19394 * c-decl.c (grokdeclarator): Comment typo.
19396 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19398 * tree-flow.h: Remove prototype for computed_goto_p.
19399 * tree-cfg.c (computed_goto_p): Make static.
19401 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19404 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19405 (contains_aligned_value_p): This. Handle _Decimal128.
19406 (ix86_function_arg_boundary): Only align _Decimal128 to its
19407 natural boundary and handle it properly.
19409 2008-05-06 Martin Jambor <mjambor@suse.cz>
19411 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19412 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19413 (ipcp_method_set_orig_node): Removed.
19414 (ipcp_cval_get_cvalue_type): Removed.
19415 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19416 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19417 (ipcp_cval_set_cvalue_type): Removed.
19418 (ipcp_cval_get_cvalue): Removed.
19419 (ipcp_cval_set_cvalue): Removed.
19420 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19421 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19422 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19423 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19424 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19425 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19426 (ipcp_get_ith_lattice): Changed parameters.
19427 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19428 (ipcp_lattice_from_jfunc): Changed parameters.
19429 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19430 (ipcp_method_cval_print): Added temporary variable info.
19431 (ipcp_redirect): Removed already unused local variable caller.
19432 (ipcp_redirect): New temporary variable orig_callee_info
19433 (ipcp_redirect): Removed newly unused local variable callee.
19434 (ipcp_redirect): Removed (a bit confusing) local variable type.
19435 (ipcp_insert_stage): Added local variable info.
19436 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19438 (ipcp_formal_create): Removed.
19439 (ipcp_method_cval_set): Removed.
19440 (ipcp_propagate_stage): Renamed lattice variables.
19441 (ipcp_method_cval_set_cvalue_type): Removed.
19442 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19443 (ipcp_print_all_lattices): Changed printed strings to refer to
19444 lattices rather than cvals.
19445 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19446 (ipcp_propagate_const): Changed formal parameters.
19447 (build_const_val): Changed formal parameters.
19448 (ipcp_insert_stage): Removed useless variable cvalue
19449 (build_const_val): Changed formal parameters.
19450 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19451 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19452 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19453 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19454 (ipcp_print_func_profile_counts): Changed string from "method" to
19456 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19457 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19458 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19459 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19460 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19461 (ipcp_lat_is_const): Changed parameters and made inline.
19462 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19463 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19464 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19465 the predicate condition directly
19466 (ipcp_propagate_stage): Added local variable args. Removed local
19467 variable callee. (Both are mere code simplifications.)
19468 (ipcp_method_dont_insert_const): Renamed to
19469 ipcp_node_not_modifiable_p.
19470 (ipcp_node_not_modifiable_p): Made inline.
19471 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19472 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19473 (ipcp_print_all_lattices): Removed variable cvalue
19474 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19477 2008-05-06 Olivier Hainque <hainque@adacore.com>
19479 * tree-sra.c (try_instantiate_multiple_fields): Early return
19480 if field has POINTER_TYPE.
19482 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19484 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19485 by using 'q' specifier for instruction.
19486 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19488 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19490 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19491 Change mode of zero_extract from QImode to HImode.
19492 (sign bit tests peepholes): (Ditto.).
19494 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19496 * config/i386/mmx.md: Remove double backslashes from asm templates.
19497 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19498 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19499 to handle nonimmediate operands.
19500 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19501 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19502 to handle nonimmediate operands.
19503 (*mmx_<code>v2sf3_finite): New insn pattern.
19504 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19505 (mmx_<code>v2sf3): New expander. Use
19506 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19507 (mmx_<plusminus_insn><mode>3): New expander. Use
19508 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19509 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19510 (mmx_add<mode>3): Removed.
19511 (mmx_ssadd<mode>3): Ditto.
19512 (mmx_usadd<mode>3): Ditto.
19513 (mmx_sub<mode>3): Ditto.
19514 (mmx_sssub<mode>3): Ditto.
19515 (mmx_ussub<mode>3): Ditto.
19516 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19517 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19518 to handle nonimmediate operands.
19519 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19521 (mmx_smulv4hi3_highpart): New expander. Use
19522 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19523 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19525 (mmx_umulv4hi3_highpart): New expander. Use
19526 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19527 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19528 (mmx_<code>v4hi3): New expander. Use
19529 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19530 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19531 (mmx_<code>v8qi3): New expander. Use
19532 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19533 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19534 (mmx_<code><mode>3): New expander. Use
19535 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19537 2008-05-05 Jan Hubicka <jh@suse.cz>
19539 PR tree-optimization/36118
19540 * passes.c (pass_init_dump_file): Fix dump header.
19542 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19544 PR middle-end/36141
19545 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19546 VCE for function decls.
19548 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19550 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19552 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19554 * config/i386/i386.md (sat_plusminus): New.
19555 (plusminus_insn): Likewise.
19556 (plusminus_mnemonic): Likewise.
19558 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19559 (*<addsub><mode>3_cc_overflow): Renamed to ...
19560 (*<plusminus_insn><mode>3_cc_overflow): This.
19561 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19562 (*<plusminus_insn>si3_zext_cc_overflow): This.
19564 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19565 (<plusminus_insn><mode>3): This.
19566 (*<addsub><mode>3): Renamed to ...
19567 (*<plusminus_insn><mode>3): This.
19568 (<sse>_vm<addsub><mode>3): Renamed to ...
19569 (<sse>_vm<plusminus_insn><mode>3): This.
19570 (sse3_h<addsub>v4sf3): Renamed to ...
19571 (sse3_h<plusminus_insn>v4sf3): This.
19572 (sse3_h<addsub>v2df3): Renamed to ...
19573 (sse3_h<plusminus_insn>v2df3): This.
19574 (<plusminus_insn><mode>3): New.
19575 (*<plusminus_insn><mode>3): Likewise.
19576 (sse2_<plusminus_insn><mode>3): Likewise.
19577 (add<mode>): Removed.
19578 (*add<mode>3): Likewise.
19579 (sse2_ssadd<mode>3): Likewise.
19580 (sse2_usadd<mode>3): Likewise.
19581 (sub<mode>3): Likewise.
19582 (*sub<mode>3): Likewise.
19583 (sse2_sssub<mode>3): Likewise.
19584 (sse2_ussub<mode>3): Likewise.
19586 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19588 * gthr-single.h: Add in required interface elements as per gthr.h.
19589 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19590 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19591 Generalize UNUSED macro.
19592 (__gthread_once): Add.
19593 (__gthread_key_create): Add.
19594 (__gthread_key_delete): Add.
19595 (__gthread_getspecific): Add.
19596 (__gthread_setspecific): Add.
19598 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19600 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19601 the same size types for the indirect reference on the rhs, then
19604 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19606 * config/i386/i386.md
19607 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19608 one insn template instead of template series.
19609 (*xordi_1_rex64): Ditto.
19610 (*xordi_2_rex64): Ditto.
19612 2008-05-05 Ira Rosen <irar@il.ibm.com>
19614 PR tree-optimization/36119
19615 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19618 2008-06-04 Jan Hubicka <jh@suse.cz>
19620 tree-optimization/36100
19621 * tree-pass.h (pass_O0_always_inline): Declare.
19622 * ipa-inline.c (inline_transform): Remove dead code.
19623 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19624 pass_O0_always_inline): New.
19625 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19627 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19629 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19630 mnemonic in this_param move for TARGET_64BIT.
19632 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19634 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19635 (*strmovsi_rex_1): Ditto.
19636 (*strsetsi_1): Ditto.
19637 (*strsetsi_rex_1): Ditto.
19639 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19640 adddicc expanders using SWI mode iterator.
19642 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19645 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19648 2008-05-04 David S. Miller <davem@davemloft.net>
19650 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19651 (sparc*-*-linux*): Use linux.h in tm_file.
19652 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19653 compiler defaulting to 32-bit.
19654 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19656 * config/sparc/linux.h: Remove definitions now obtained
19657 properly from linux.h
19658 * config/sparc/linux64.h: Likewise.
19659 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19660 don't want this setting for 32-bit builds in a biarch compiler.
19661 * doc/install.texi: Add sparc-linux to list of targets
19662 supporting --enable-targets=all.
19664 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19666 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19668 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19670 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19671 after V4SI_FTYPE_V8HI.
19672 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19673 case V4SI_FTYPE_V2DF.
19675 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19677 * doc/invoke.texi (max-flow-memory-locations): Removed.
19678 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19680 2008-05-03 Richard Guenther <rguenther@suse.de>
19682 PR middle-end/34973
19683 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19685 2008-05-02 David S. Miller <davem@davemloft.net>
19687 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19689 2008-05-02 Simon Baldwin <simonb@google.com>
19692 * c-common.h (warn_array_subscript_range): Removed.
19693 * c-common.c (warn_array_subscript_range): Ditto.
19694 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19695 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19697 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19699 * config/i386/i386.c (ix86_special_builtin_type): New.
19700 (bdesc_special_args): Likewise.
19701 (ix86_expand_special_args_builtin): Likewise.
19702 (ix86_init_mmx_sse_builtins): Updated.
19703 (ix86_expand_builtin): Updated.
19704 (ix86_expand_store_builtin): Removed.
19705 (ix86_expand_unop_builtin): Likewise.
19707 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19708 * config/i386/mmintrin.h (__v2sf): Here.
19710 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19712 (_mm_loadl_pi): Likewise.
19713 (_mm_storeh_pi): Replace __v2si with __v2sf.
19714 (_mm_storel_pi): Likewise.
19716 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19717 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19718 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19719 __builtin_ia32_loadlpd.
19721 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19723 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19724 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19725 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19726 (ix86_init_mmx_sse_builtins): Updated.
19727 (ix86_expand_args_builtin): Likewise.
19728 (ix86_expand_builtin): Likewise.
19729 (ix86_expand_unop1_builtin): Renamed to ...
19730 (ix86_expand_unop_vec_merge_builtin): This.
19732 2008-05-01 Jan Hubicka <jh@suse.cz>
19735 * ipa-inline.c (inline_generate_summary): Make static.
19736 (inline_transform): Do not call inlining at -O0; make static.
19737 * passes.c (execute_todo): Add sanity check.
19738 (execute_one_ipa_transform_pass): Execute proper flags.
19740 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19742 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19743 (DECL_NONADDRESSABLE_P): Likewise.
19744 * alias.c (record_component_aliases): Fix comment.
19746 2008-05-01 Simon Baldwin <simonb@google.com>
19748 * c-common.h (warn_array_subscript_range): New function.
19749 * c-common.c (warn_array_subscript_range): Ditto.
19750 * tree-vrp.c (check_array_ref): Corrected code to agree with
19751 comment, ignoring only arrays of size 0 or size 1.
19752 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19754 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19756 * config/i386/i386.c (ix86_builtin_type): Replace
19757 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19758 (bdesc_args): Updated.
19759 (ix86_init_mmx_sse_builtins): Likewise.
19760 (ix86_expand_args_builtin): Likewise.
19762 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19765 * doc/extend.texi: Correct __builtin_ia32_palignr.
19767 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19770 * config/i386/i386.c (bdesc_crc32): Removed.
19771 (ix86_expand_crc32): Likewise.
19772 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19773 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19774 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19775 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19776 UINT_FTYPE_UINT_UCHAR.
19777 (bdesc_args): Updated. Add crc32 builtins.
19778 (ix86_init_mmx_sse_builtins): Updated.
19779 (ix86_expand_args_builtin): Updated to support subreg.
19781 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19783 2008-05-01 Jan Hubicka <jh@suse.cz>
19785 * tree-pass.h (opt_pass): Add IPA_PASS.
19786 (varpool_node, cgraph_node): Forward declare.
19787 (ipa_opt_pass): Define.
19788 (pass_ipa_inline): Turn into ipa_opt_pass.
19789 (pass_apply_inline): Remove.
19790 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19791 (apply_inline): Turn into ....
19792 (inline_transform): ... this one.
19793 (inline_generate_summary): New function.
19794 (pass_apply_inline): Remove.
19795 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19797 (struct function): Add ipa_transforms_to_apply.
19798 * passes.c (register_one_dump_file): Work on IPA_PASS.
19799 (init_optimization_passes): Remove pass_inline_parameters and
19801 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19802 (execute_one_pass) ... here; apply transforms when possible.
19803 (add_ipa_transform_pass, execute_ipa_summary_asses,
19804 execute_one_ipa_transform_pass): New.
19805 (execute_ipa_pass_list): Update for IPA_PASS type.
19807 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19809 * config/i386/i386.c (ix86_builtin_type): Add
19810 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19811 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19812 (bdesc_args): Add SSE4a builtins.
19813 (ix86_init_mmx_sse_builtins): Updated.
19814 (ix86_expand_args_builtin): Likewise.
19815 (ix86_expand_builtin): Likewise.
19817 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19819 * config/i386/i386.c (ix86_builtin_type): Add
19820 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19821 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19822 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19823 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19824 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19825 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19826 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19827 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19828 and DI_FTYPE_DI_DI_INT.
19829 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19830 (ix86_init_mmx_sse_builtins): Updated.
19831 (ix86_expand_args_builtin): Likewise.
19832 (ix86_expand_builtin): Likewise.
19833 (ix86_expand_binop_imm_builtin): Removed.
19835 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19837 2008-04-30 Richard Guenther <rguenther@suse.de>
19839 PR tree-optimization/32921
19840 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19842 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19844 * config/arm/arm.c (arm_unwind_emit): Use
19845 crtl->all_throwers_are_sibcalls instead of
19846 cfun->all_throwers_are_sibcalls.
19847 (arm_output_fn_unwind): Likewise.
19848 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19849 instead of cfun->uses_pic_offset_table.
19850 (frv_expand_prologue): Likewise.
19851 (frv_frame_pointer_required): Likewise.
19852 (frv_expand_fdpic_call): Likewise.
19853 (frv_emit_movsi): Likewise.
19854 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19855 cfun->returns_pcc_struct instead of
19856 current_function_returns_pcc_struct.
19857 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19858 instead of cfun->calls_eh_return.
19859 (m32c_pushm_popm): Likewise.
19860 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19861 "extern" declaration.
19863 2008-04-30 Richard Guenther <rguenther@suse.de>
19865 PR tree-optimization/21636
19866 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19868 (evaluate_stmt): Print the likely value.
19869 (ccp_visit_stmt): Avoid excessive vertical spacing.
19871 2008-04-30 Rafael Espíndola <espindola@google.com>
19873 * builtins.c (fold_call_expr): Return realret.
19874 * tree-ssa-threadedge.c
19875 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19876 __builtin_object_size.
19878 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19880 * gcc.c (wrapper_string): New variable.
19881 (insert_wrapper): New function.
19882 (execute): New option -wrapper.
19883 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19885 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19887 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19888 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19889 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19891 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19892 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19893 config/rs6000/e500crtres64gprctr.asm,
19894 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19895 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19896 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19897 config/rs6000/e500crtsav64gprctr.asm,
19898 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19899 config/rs6000/e500crtsavg64gprctr.asm: New files.
19900 * config/rs6000/t-ppccomm: Add build rules for new files.
19901 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19902 * config/rs6000/t-netbsd: Add build rules for new files.
19903 (LIB2FUNCS_STATIC_EXTRA): New variable.
19904 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19905 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19906 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19908 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19910 * config/i386/i386.c (ix86_builtin_type): Add
19911 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19912 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19913 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19914 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19915 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19916 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19917 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19918 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19919 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19920 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19921 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19922 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19923 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19924 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19925 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19926 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19927 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19928 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19929 V1DI_FTYPE_V2SI_V2SI.
19930 (bdesc_2arg): Moved to ...
19931 (bdesc_args): Here.
19932 (ix86_init_mmx_sse_builtins): Updated.
19933 (ix86_expand_args_builtin): Updated. Take a pointer
19934 to const struct builtin_description. Handle comparison
19936 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19937 (ix86_expand_builtin): Updated.
19939 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19940 (ssse3_pmaddubsw128): This.
19941 (ssse3_pmaddubswv4hi3): Renamed to ...
19942 (ssse3_pmaddubsw): This.
19944 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19945 (__builtin_ia32_packssdw128): Likewise.
19946 (__builtin_ia32_packuswb128): Likewise.
19947 (__builtin_ia32_pmaddubsw): Likewise.
19948 (__builtin_ia32_pmaddubsw128): Likewise.
19950 2008-04-30 Richard Guenther <rguenther@suse.de>
19952 PR tree-optimization/14847
19953 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19954 (recognize_bits_test): Use it.
19955 (recognize_single_bit_test): Likewise.
19957 2008-04-30 Martin Jambor <mjambor@suse.cz>
19959 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19960 instead of setting number of formal parameters to zero.
19961 (ipcp_init_stage): Do not set the number of actual parameters to zero
19963 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19964 which are called with variable number of arguments.
19965 (ipcp_insert_stage): Explicitely skipping all nodes which are
19966 called with variable number of arguments.
19967 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19968 number of parameters.
19970 * ipa-prop.h (struct ipa_node_params): Added flag
19971 called_with_var_arguments
19972 (ipa_set_param_count): Added. Changed sole setter to use it.
19973 (ipa_get_param_count): Added. All readers of param_count
19974 converted to use it instead.
19975 (ipa_set_called_with_variable_arg): Added.
19976 (ipa_is_called_with_var_arguments): Added.
19977 (ipa_get_ith_param): Added. All readers of param_decls converted
19979 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19981 (ipa_get_cs_argument_count): Added, all readers of argument_count
19983 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19986 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19987 (struct ipcp_lattice): Renamed cval_type to type
19988 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19990 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19991 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19992 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19993 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19994 (build_const_val): Changed the type of parameter cvalue to tree
19995 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19996 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19998 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20001 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20002 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20003 (ipa_add_method): Renamed to ipa_push_func_to_list
20004 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20005 (ipa_callsite_param_count): Removed.
20006 (ipa_callsite_param_count_set): Removed.
20007 (ipa_callsite_param): Removed.
20008 (ipa_callsite_callee): Removed.
20009 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20010 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20011 (ipa_method_formal_count): Removed.
20012 (ipa_method_formal_count_set): Removed.
20013 (ipa_method_get_tree): Removed.
20014 (ipa_method_tree_map_create): Removed.
20015 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20016 (ipa_create_param_decls_array): Creates the array itself
20017 (ipa_create_param_decls_array): Temporary variable info instead of
20018 a few dereferences.
20019 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20020 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20021 (get_type): Removed.
20022 (ipa_jf_get_info_type): Removed.
20023 (ipa_node_create): Renamed to ipa_create_node_params
20024 (ipa_free): Renamed to ipa_free_all_node_params
20025 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20026 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20027 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20028 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20029 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20030 ipa_free_all_edge_args
20031 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20032 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20033 (ipa_create_methodlist_node): Removed.
20034 (ipa_methodlist_method): Removed.
20035 (ipa_methodlist_method_set): Removed.
20036 (ipa_methodlist_next_method): Removed.
20037 (ipa_methodlist_next_method_set): Removed.
20038 (ipa_method_is_modified): Removed.
20039 (ipa_method_modify_create): Removed.
20040 (ipa_method_modify_init): Temporary variable info instead of a few
20042 (ipa_detect_param_modifications): Temporary variable info instead of
20043 a few dereferences.
20044 (ipa_compute_jump_functions): Temporary variable info instead of
20045 a few dereferences.
20046 (ipa_method_modify_set): Removed.
20047 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20048 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20049 than craph_node as the first parameter.
20050 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20051 (ipa_method_modify_init): Removed.
20052 (ipa_compute_jump_functions): Added a temp variable instead of
20053 repeatadly dereferencing the cgraph_edge.aux pointer
20054 (ipa_callsite_param_set_type): Removed.
20055 (ipa_compute_jump_functions): i renamed to index and moved to
20057 (ipa_callsite_param_set_info_type_formal): Removed.
20058 (ipa_callsite_param_set_info_type): Removed.
20059 (ipa_callsite_param_map_create): Removed.
20060 (ipa_callsite_tree): Removed.
20061 (ipa_callsite_caller): Removed.
20062 (ipa_pop_func_from_list): return_method removed to return_func
20064 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20065 prefixed all values with IPA_. Changed all users.
20066 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20067 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20068 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20069 (union parameter_info): Renamed to jump_func_value.
20070 (union jump_func_value): Renamed value to constant
20071 (struct ipa_jump_func): Renamed info_type to value
20072 (struct ipa_node): Renamed to ipa_node_params
20073 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20074 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20075 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20076 (struct ipa_edge): Renamed to ipa_edge_args
20077 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20078 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20079 (struct ipa_methodlist): Renamed to ipa_func_list
20080 (struct ipa_func_list): method_p renamed to node, next_method
20082 (ipa_methodlist_p): Removed, switched all users to struct pointer
20083 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20085 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20087 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20088 (rs6000_emit_epilogue): Use backchain to restore only when we
20089 have a large frame. Make use of frame pointer to restore if we
20090 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20092 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20094 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20095 Add mode to zero_extract.
20096 (sign bit tests peepholes): (Ditto.).
20098 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20100 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20101 Instructions in comments with SSE3.
20102 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20103 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20104 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20105 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20106 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20107 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20108 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20109 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20110 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20111 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20112 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20113 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20114 (bdesc_sse_args): Renamed to ...
20115 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20116 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20117 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20118 IX86_BUILTIN_FABSQ.
20119 (bdesc_1arg): Moved to ...
20120 (bdesc_args): Here.
20121 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20122 Instructions in comments with SSE3.
20123 (ix86_expand_sse_operands_builtin): Renamed to ...
20124 (ix86_expand_args_builtin): This. Updated.
20125 (ix86_expand_unop1_builtin): Update comments.
20126 (ix86_expand_builtin): Updated.
20128 2008-04-29 Richard Guenther <rguenther@suse.de>
20130 PR tree-optimization/36078
20131 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20132 Update virtual SSA form after cleaning up the CFG.
20134 2008-04-29 Richard Guenther <rguenther@suse.de>
20136 PR middle-end/15255
20137 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20139 2008-04-29 Richard Guenther <rguenther@suse.de>
20141 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20142 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20143 (compute_flow_insensitive_aliasing): Do not treat
20144 PTR_IS_REF_ALL pointers special.
20145 (get_smt_for): Likewise.
20146 (may_alias_p): Re-structure.
20147 (is_escape_site): A ref-all pointer conversion is not an escape site.
20148 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20149 PTR_IS_REF_ALL pointers special.
20150 * tree-ssa-structalias.h (struct alias_info): Remove
20151 ref_all_symbol_mem_tag field.
20152 (PTR_IS_REF_ALL): Remove.
20154 2008-04-29 Richard Guenther <rguenther@suse.de>
20156 PR middle-end/36077
20157 * fold-const.c (extract_muldiv_1): In combining division constants
20158 make sure to never overflow.
20160 2008-04-29 Nick Clifton <nickc@redhat.com>
20162 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20164 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20167 * optc-gen.awk: Work around HP-UX/IA awk bug.
20169 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20171 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20174 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20177 * config/i386/i386.md
20178 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20179 Change operand 1 predicate to nonimmediate_operand.
20181 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20184 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20186 * gengtype.c (walk_type, write_func_for_structure): Handle
20188 * doc/gty.texi: Document chain_circular.
20190 2008-04-28 Richard Guenther <rguenther@suse.de>
20192 PR tree-optimization/36066
20193 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20196 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20199 * config/i386/i386.md
20200 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20201 Use match_scratch instead of match_operand for operands 3 and 4.
20203 2008-04-27 Richard Guenther <rguenther@suse.de>
20205 PR tree-optimization/18754
20206 PR tree-optimization/34223
20207 * tree-pass.h (pass_complete_unrolli): Declare.
20208 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20209 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20210 Rewrite loop into loop closed SSA form if it is not already.
20211 (tree_unroll_loops_completely): Re-structure to iterate over
20212 innermost loops with intermediate CFG cleanups.
20213 Unroll outermost loops only if requested or the code does not grow
20215 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20216 loops are available.
20217 (tree_vectorize): Instead do so here.
20218 (tree_complete_unroll): Also unroll outermost loops.
20219 (tree_complete_unroll_inner): New function.
20220 (gate_tree_complete_unroll_inner): Likewise.
20221 (pass_complete_unrolli): New pass.
20222 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20223 uses outside of the loop.
20224 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20225 form if it is available.
20226 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20227 * passes.c (init_optimization_passes): Schedule complete inner
20228 loop unrolling pass before the first CCP pass after final inlining.
20230 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20232 * targhooks.h (default_emutls_var_fields,
20233 default_emutls_var_init): Declare.
20234 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20235 * target.h (struct gcc_target): Add struct emutls member.
20236 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20237 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20238 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20239 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20240 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20241 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20242 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20243 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20244 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20245 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20246 emit debug information.
20247 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20248 * varasm.c: Include targhooks.h.
20249 (emutls_object_section, emutls_tmpl_section): New.
20250 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20251 (EMUTLS_SEPARATOR): New.
20252 (prefix_name): New.
20253 (get_emutls_object_name): New.
20254 (default_emutls_var_fields): New, broken out of ...
20255 (get_emutls_object_type): ... here. Adjust to use target hooks.
20256 (get_emutls_init_templ_addr): Adjust to use target hooks.
20257 (emutls_decl): Adjust to use target hooks.
20258 (emutls_finish): Likewise.
20259 (default_emutls_var_init): New, broken out of ...
20260 (assemble_variable): ... here. Adjust to use target hooks.
20261 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20262 SECCAT_EMUTLS_TMPL.
20263 * c-common.c (handle_section_attribute): Prevent overriding
20264 sections for emulated tls with special sections.
20265 * config/i386/i386.c (x86_64_elf_select_section): Add
20266 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20267 (x86_64_elf_unique_section): Likewise.
20268 * config/vxworks.c: Include tree.h.
20269 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20270 (vxworks_override_options): Set TLS scheme.
20271 * doc/tm.texi (Emulated TLS): New node.
20273 2008-04-26 Simon Baldwin <simonb@google.com>
20276 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20277 with propagated string constants.
20279 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20281 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20282 constraint for operand 2 when operand 0 is memory operand.
20283 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20284 operand 0 is memory operand.
20285 (fix_trunc<mode>_i387_with_temp): Ditto.
20286 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20287 operand 2 when operand 1 is memory operand.
20288 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20289 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20290 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20291 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20292 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20293 operands 2,3 and 4 when operand 1 is memory operand.
20294 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20296 (fistdi2_floor_with_temp): Ditto.
20297 (fist<mode>2_floor_with_temp): Ditto.
20298 (fistdi2_ceil_with_temp): Ditto.
20299 (fist<mode>2_ceil_with_temp): Ditto.
20300 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20302 2008-04-26 David Daney <ddaney@avtrex.com>
20304 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20306 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20307 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20308 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20309 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20310 (compare_and_swap_12): New insn.
20311 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20312 * config/mips/mips.c (mips_force_binary): New function.
20313 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20314 (mips_expand_compare_and_swap_12): New function.
20315 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20317 2008-04-25 Jan Hubicka <jh@suse.cz>
20320 * cfgexpand.c (pass_expand): Turn into RTL pass.
20321 * passes.c (execute_one_pass): Do pass typechecking after execution.
20322 * tree-pass.h (pass_expand): Turn into RTL pass.
20324 * function.h (struct rtl_data): Move here fields
20325 accesses_prior_frames, calls_eh_return, saves_all_registers,
20326 has_nonlocal_goto, has_asm_statement, is_thunk,
20327 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20328 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20329 arg_pointer_save_area_init from struct function; turn into bool.
20330 (struct function): Move
20331 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20332 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20333 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20334 tail_call_emit, arg_pointer_save_area_init
20335 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20336 (current_function_returns_struct, current_function_returns_pcc_struct,
20337 current_function_calls_setjmp, current_function_calls_alloca,
20338 current_function_accesses_prior_frames,
20339 current_function_calls_eh_return, current_function_is_thunk,
20340 current_function_stdarg, current_function_profile,
20341 current_function_limit_stack, current_function_uses_pic_offset_table,
20342 current_function_uses_const_pool, current_function_has_nonlocal_label,
20343 current_function_saves_all_registers,
20344 current_function_has_nonlocal_goto,
20345 current_function_has_asm_statement): Remove accesor macros.
20346 * ra-conflict.c (global_conflicts): Update.
20347 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20348 (suitable_for_tail_call_opt_p): Update.
20349 * builtins.c (expand_builtin_return_addr): Update.
20350 (expand_builtin_setjmp_setup): Update.
20351 (expand_builtin_nonlocal_goto): Update.
20352 * final.c (final_start_function): Update.
20353 (profile_function): Update.
20354 (leaf_function_p): Update.
20355 (only_leaf_regs_used): Update.
20356 * df-scan.c (df_get_exit_block_use_set): Update.
20357 * dojump.c (clear_pending_stack_adjust): Update.
20358 * tree-stdarg.c (gate_optimize_stdarg): Update.
20359 * gimple-low.c (lower_function_body): Update.
20360 * global.c (compute_regsets): Update.
20361 (global_alloc): Update.
20362 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20363 * expr.c (expand_assignment): Update.
20364 * dse.c (dse_step0): Update.
20365 (dse_step1): Update.
20366 * c-decl.c (store_parm_decls): Update.
20367 * local-alloc.c (combine_regs): Update.
20368 (find_free_reg): Update.
20369 * function.c (assign_parms_augmented_arg_list): Update.
20370 (assign_parm_find_data_types): Update.
20371 (assign_parms): Update.
20372 (allocate_struct_function): Update.
20373 (expand_function_start): Update.
20374 (expand_function_end): Update.
20375 (get_arg_pointer_save_area): Update.
20376 (thread_prologue_and_epilogue_insns): Update.
20377 (rest_of_match_asm_constraints): Update.
20378 * stor-layout.c (variable_size): Update.
20379 * gcse.c (gcse_main): Update.
20380 (bypass_jumps): Update.
20381 * gimplify.c (gimplify_function_tree): Update.
20382 * calls.c (emit_call_1): Update.
20383 (expand_call): Update.
20384 * bt-load.c (compute_defs_uses_and_gen): Update.
20385 * except.c (sjlj_assign_call_site_values): Update.
20386 (sjlj_emit_function_enter): Update.
20387 (can_throw_external): Update.
20388 (set_nothrow_function_flags): Update.
20389 (expand_builtin_unwind_init): Update.
20390 (expand_eh_return): Update.
20391 (convert_to_eh_region_ranges): Update.
20392 (output_function_exception_table): Update.
20393 * emit-rtl.c (gen_tmp_stack_mem): Update.
20394 * cfgexpand.c (expand_used_vars): Update.
20395 (tree_expand_cfg): Update.
20396 * cfgcleanup.c (rest_of_handle_jump): Update.
20397 * explow.c (allocate_dynamic_stack_space): Update.
20398 * varasm.c (assemble_start_function): Update.
20399 (force_const_mem): Update.
20400 (mark_constant_pool): Update.
20401 * tree-optimize.c (tree_rest_of_compilation): Update.
20402 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20403 * tree-cfg.c (notice_special_calls): Update.
20404 (is_ctrl_altering_stmt): Update.
20405 (tree_can_make_abnormal_goto): Update.
20406 (tree_purge_dead_abnormal_call_edges): Update.
20407 * config/alpha/predicates.md: Update.
20408 * config/alpha/alpha.c (alpha_sa_mask): Update.
20409 (alpha_sa_size): Update.
20410 (alpha_does_function_need_gp): Update.
20411 (alpha_expand_prologue): Update.
20412 (alpha_start_function): Update.
20413 (alpha_output_function_end_prologue): Update.
20414 (alpha_expand_epilogue): Update.
20415 * config/frv/frv.c (frv_stack_info): Update.
20416 (frv_expand_epilogue): Update.
20417 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20418 (s390_register_info): Update.
20419 (s390_frame_info): Update.
20420 (s390_init_frame_layout): Update.
20421 (s390_can_eliminate): Update.
20422 (save_gprs): Update.
20423 * config/spu/spu.c (spu_split_immediate): Update.
20424 (need_to_save_reg): Update.
20425 (spu_expand_prologue): Update.
20426 (spu_expand_epilogue): Update.
20427 * config/sparc/sparc.md: Update.
20428 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20429 (sparc_tls_got): Update.
20430 (legitimize_pic_address): Update.
20431 (sparc_emit_call_insn): Update.
20432 (sparc_expand_prologue): Update.
20433 (output_return): Update.
20434 (print_operand): Update.
20435 (sparc_function_ok_for_sibcall): Update.
20436 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20437 * config/m32r/m32r.md: Update.
20438 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20439 (m32r_compute_frame_size): Update.
20440 (m32r_expand_prologue): Update.
20441 (m32r_expand_epilogue): Update.
20442 (m32r_legitimize_pic_address): Update.
20443 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20444 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20445 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20446 (gen_push): Update.
20447 (ix86_save_reg): Update.
20448 (ix86_compute_frame_layout): Update.
20449 (ix86_expand_prologue): Update.
20450 (ix86_expand_epilogue): Update.
20451 * config/sh/sh.c (output_stack_adjust): Update.
20452 (calc_live_regs): Update.
20453 (sh5_schedule_saves): Update.
20454 (sh_expand_prologue): Update.
20455 (sh_expand_epilogue): Update.
20456 (sh_setup_incoming_varargs): Update.
20457 (sh_allocate_initial_value): Update.
20458 (sh_get_pr_initial_val): Update.
20459 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20460 * config/sh/sh.md (label:): Update.
20461 * config/avr/avr.c (out_movhi_mr_r): Update.
20462 * config/crx/crx.h (enum): Update.
20463 * config/xtensa/xtensa.h (along): Update.
20464 * config/stormy16/stormy16.c Update.
20465 (xstormy16_compute_stack_layout): Update.
20466 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20467 (fr30_expand_prologue): Update.
20468 * config/cris/cris.c (cris_conditional_register_usage): Update.
20469 (cris_reg_saved_in_regsave_area): Update.
20470 (cris_initial_frame_pointer_offset): Update.
20471 (cris_simple_epilogue): Update.
20472 (cris_expand_prologue): Update.
20473 (cris_expand_epilogue): Update.
20474 (cris_expand_pic_call_address): Update.
20475 (cris_asm_output_symbol_ref): Update.
20476 (cris_asm_output_label_ref): Update.
20477 * config/cris/cris.md Update.
20478 * config/iq2000/iq2000.c (compute_frame_size): Update.
20479 (iq2000_expand_epilogue): Update.
20480 * config/mt/mt.h (save_direction): Update.
20481 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20482 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20483 (ia64_secondary_reload_class): Update.
20484 * config/m68k/m68k.c (m68k_save_reg): Update.
20485 (m68k_expand_prologue): Update.
20486 (m68k_expand_epilogue): Update.
20487 (legitimize_pic_address): Update.
20488 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20489 (first_reg_to_save): Update.
20490 (first_altivec_reg_to_save): Update.
20491 (compute_vrsave_mask): Update.
20492 (compute_save_world_info): Update.
20493 (rs6000_stack_info): Update.
20494 (spe_func_has_64bit_regs_p): Update.
20495 (rs6000_ra_ever_killed): Update.
20496 (rs6000_emit_eh_reg_restore): Update.
20497 (rs6000_emit_allocate_stack): Update.
20498 (rs6000_emit_prologue): Update.
20499 (rs6000_emit_epilogue): Update.
20500 (rs6000_output_function_epilogue): Update.
20501 (output_profile_hook): Update.
20502 (rs6000_elf_declare_function_name): Update.
20503 * config/rs6000/rs6000.h (rs6000_args): Update.
20504 * config/rs6000/rs6000.md: Update.
20505 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20506 * config/arc/arc.c (arc_output_function_epilogue): Update.
20507 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20508 * config/darwin.c (machopic_function_base_name): Update.
20509 * config/score/score3.c (score3_compute_frame_size): Update.
20512 (score3_epilogue): Update.
20513 * config/score/score7.c (score7_compute_frame_size): Update.
20514 (score7_prologue): Update.
20515 (score7_epilogue): Update.
20516 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20517 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20518 * config/arm/arm.c (use_return_insn): Update.
20519 (require_pic_register): Update.
20520 (arm_load_pic_register): Update.
20521 (arm_compute_save_reg0_reg12_mask): Update.
20522 (arm_compute_save_reg_mask): Update.
20523 (thumb1_compute_save_reg_mask): Update.
20524 (output_return_instruction): Update.
20525 (arm_output_function_prologue): Update.
20526 (arm_output_epilogue): Update.
20527 (arm_get_frame_offsets): Update.
20528 (arm_expand_prologue): Update.
20529 (thumb_pushpop): Update.
20530 (thumb_exit): Update.
20531 (thumb1_expand_prologue): Update.
20532 (thumb1_expand_epilogue): Update.
20533 (arm_unwind_emit): Update.
20534 (arm_output_fn_unwind): Update.
20535 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20536 * config/arm/arm.md: Update.
20537 * config/pa/pa.md: Update.
20538 * config/pa/pa.c (legitimize_pic_address): Update.
20539 (compute_frame_size): Update.
20540 (hppa_expand_prologue): Update.
20541 (hppa_expand_epilogue): Update.
20542 (borx_reg_operand): Update.
20543 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20544 (HARD_REGNO_RENAME_OK): Update.
20545 * config/mips/mips.c (mips_global_pointer): Update.
20546 (mips_save_reg_p): Update.
20547 (mips_compute_frame_info): Update.
20548 (mips_frame_pointer_required): Update.
20549 (mips_expand_prologue): Update.
20550 (mips_expand_epilogue): Update.
20551 (mips_can_use_return_insn): Update.
20552 (mips_reorg_process_insns): Update.
20553 * config/v850/v850.c (compute_register_save_size): Update.
20554 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20555 * config/mmix/mmix.c (along): Update.
20556 (mmix_expand_epilogue): Update.
20557 * config/bfin/bfin.c (legitimize_pic_address): Update.
20558 (must_save_p): Update.
20559 (stack_frame_needed_p): Update.
20560 (add_to_reg): Update.
20561 (bfin_expand_prologue): Update.
20562 * stmt.c (expand_asm_operands): Update.
20563 * reload1.c (reload): Update.
20564 (init_elim_table): Update.
20566 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20568 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20570 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20572 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20573 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20574 (mov<mode>): Removed.
20575 (*movv4sf_internal): Likewise.
20576 (*movv2df_internal): Likewise.
20578 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20580 * config.gcc (crx-*-elf): Remove deprecation.
20582 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20584 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20585 __gcc_deregister_frame with atexit.
20586 (deregister_frame_dtor): Remove.
20588 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20589 Nathan Sidwell <nathan@codesourcery.com>
20591 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20593 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20594 (rs6000_isel): Likewise.
20595 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20596 (rs6000_isel): New variable.
20597 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20599 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20602 * c-common.c (handle_vector_size_attribute): Call
20603 lang_hooks.types.reconstruct_complex_type instead of
20604 reconstruct_complex_type.
20605 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20606 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20607 * langhooks.h (struct lang_hooks_for_types): Add
20608 reconstruct_complex_type hook.
20609 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20610 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20612 2008-04-24 Richard Guenther <rguenther@suse.de>
20614 * c-common.h (check_builtin_function_arguments): Declare.
20615 * c-common.c (validate_nargs): New function.
20616 (check_builtin_function_arguments): Likewise.
20617 * c-typeck.c (build_function_call): Call
20618 check_builtin_function_arguments.
20619 * builtins.c (fold_builtin_classify): Remove error reporting code.
20620 (fold_builtin_unordered_cmp): Likewise.
20621 (fold_builtin_1): Likewise.
20622 (fold_builtin_n): Likewise.
20624 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20626 PR tree-optimization/36008
20627 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20628 the original op1, rather than delta by step.
20630 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20631 Sebastian Pop <sebastian.pop@amd.com>
20633 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20634 eliminate_local_variables_stmt, eliminate_local_variables,
20635 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20636 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20637 of code delimited by two edges in the CFG.
20638 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20639 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20640 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20641 the case of parallelisation of reductions.
20642 (expr_invariant_in_region_p): New.
20644 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20645 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20647 2008-04-24 Ira Rosen <irar@il.ibm.com>
20648 Richard Guenther <rguenther@suse.de>
20650 PR tree-optimization/36034
20651 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20652 incapable of dealing with loads with gaps.
20654 2008-04-24 Rafael Espíndola <espindola@google.com>
20656 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20657 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20658 vrp_evaluate_conditional.
20659 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20660 (vrp_evaluate_conditional): Split the cond argument.
20661 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20662 (simplify_stmt_for_jump_threading): Update call to
20663 vrp_evaluate_conditional.
20665 2008-04-24 Ira Rosen <irar@il.ibm.com>
20667 PR tree-optimization/35982
20668 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20669 interleaved data-refs are of the same type.
20671 2008-04-24 Danny Smith <dannysmith@users.net>
20673 * c-format.c (check_format_info_main): Use strncmp rather than a
20674 magic prefix to handle multichar length specs.
20675 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20676 Don't prefix "I64" and "I32" with '\0'.
20678 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20681 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20682 in registers for -m32 only if stdarg_p (fntype).
20684 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20686 PR rtl-optimization/36006
20687 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20688 temp to op0 in order to avoid invalid rtx sharing.
20690 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20692 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20693 check TREE_INVARIANT.
20694 * tree-gimple.c (is_gimple_address): New.
20695 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20696 * tree-gimple.h (is_gimple_address): New.
20697 * tree.h (decl_address_invariant_p): New.
20698 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20699 (build_string): Likewise.
20700 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20701 (tree_invariant_p_1): Likewise.
20702 (save_expr): Use it.
20703 (tree_invariant_p): New.
20704 (skip_simple_arithmetic): Use it.
20705 (stabilize_reference_1): Use it.
20706 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20708 (build1_stat): Drop code to compute TREE_INVARIANT.
20709 (build2_stat): Drop code to compute TREE_INVARIANT.
20710 (build3_stat): Drop code to compute TREE_INVARIANT.
20711 (build4_stat): Drop code to compute TREE_INVARIANT.
20712 (build5_stat): Drop code to compute TREE_INVARIANT.
20713 (build7_stat): Drop code to compute TREE_INVARIANT.
20714 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20715 * tree.h (struct tree_base): Remove invariant_flag.
20716 (TREE_INVARIANT): Remove.
20717 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20718 (fold_builtin_expect): Check TREE_CONSTANT.
20719 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20720 * c-tree.h (c_expr_to_decl): Drop third parameter.
20721 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20722 (build_c_cast): Don't set TREE_INVARIANT.
20723 (pop_init_level): Don't set TREE_INVARIANT.
20724 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20725 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20727 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20728 (gimplify_addr_expr): Adjust comment.
20729 * tree-mudflap.c (mf_build_string):
20730 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20731 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20732 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20733 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20734 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20735 * langhooks.h (struct lang_hooks): Drop third parameter from
20738 2008-04-23 Richard Guenther <rguenther@suse.de>
20740 PR tree-optimization/27799
20741 PR tree-optimization/32921
20742 PR tree-optimization/32624
20743 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20744 SMTs aliases and the tag itself into the solution.
20745 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20746 merge the points-to solution back into the SMT aliases.
20747 (may_alias_p): Use alias_set_subset_of instead of
20748 aliases_conflict_p. A pointer which points to
20749 memory with alias set zero may access any variable.
20751 2008-04-23 Richard Guenther <rguenther@suse.de>
20753 * alias.c (alias_set_subset_of): Correctly handle asking
20754 if zero is a subset of an alias set with zero child.
20755 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20756 (compute_flow_insensitive_aliasing): Correctly walk all
20757 pointers. Do not unnecessarily union sets.
20759 2008-04-23 Richard Guenther <rguenther@suse.de>
20761 PR middle-end/36021
20762 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20764 2008-04-22 Tomas Bily <tbily@suse.cz>
20766 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20768 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20770 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20771 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20772 * tree-inline.c (estimate_num_insns_1): Likewise.
20773 * varasm.c (const_hash_1, compare_constant, copy_constant)
20774 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20775 * emit-rtl.c (component_ref_for_mem_expr)
20776 (set_mem_attributes_minus_bitpos): Likewise.
20777 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20778 (is_aligning_offset): Likewise.
20779 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20780 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20781 * dojump.c (do_jump): Likewise.
20782 * builtins.c (get_pointer_alignment, get_memory_rtx)
20783 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20784 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20786 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20788 PR rtl-optimization/36017
20789 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20790 expanding the library call.
20792 2008-04-22 Ian Lance Taylor <iant@google.com>
20794 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20795 than size_in_bytes.
20797 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20799 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20800 of LR/CTR moves for Power6.
20802 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20804 PR middle-end/36003
20805 * passes.c (init_optimization_passes): Remove
20806 pass_fast_rtl_byte_dce.
20808 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20811 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20812 builtin functions to generate faster code.
20813 (_mm_cvtpu16_ps): Ditto.
20814 (_mm_cvtpi32x2_ps): Ditto.
20816 2008-04-22 Nick Clifton <nickc@redhat.com>
20818 * common.opt (ftree-loop-distribution): Add Optimization
20821 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20822 (frv_expand_builtin_va_start): Likewise.
20824 * config/arm/arm.c (thumb_find_work_register): Fix location of
20825 argument register count.
20827 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20829 Support scheduling for ColdFire V1 and V3 microarchitecture.
20830 Improve scheduling of multiplication instructions.
20832 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20833 (mac): New instruction attribute.
20834 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20835 (m68k_sched_mac): New variable.
20836 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20837 Handle cfv1 and cfv3.
20838 (max_insn_size): New static variable.
20839 (struct _sched_ib): New type.
20840 (sched_ib): New static variable.
20841 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20842 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20843 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20845 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20846 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20847 new variables. Update.
20848 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20849 Add modeling of cfv3 instruction buffer. Update.
20850 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20851 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20852 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20853 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20854 a particular reservation applies to.
20855 (type2): Reorganize attribute values. Rename alu to alu_reg,
20856 alu_l to alu, move_l to omove. Join move to alu. Split mul
20857 to mul_l and mul_w.
20858 (cf_ib_*): Simplify description of instruction buffer.
20859 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20860 (cf_mem): Split into cf_mem1 and cf_mem2.
20861 (cf_v2_move_??): Rename to cfv12_alu_??.
20862 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20863 (cf_v2_mul_??): Remove reservations.
20864 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20865 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20866 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20868 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20869 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20870 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20871 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20872 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20873 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20874 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20875 expansions of the above reservations for instructions of sizes
20878 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20880 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20882 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20884 * coverage.c: Include tree-pass.h.
20885 (coverage_counter_alloc): Print da_file_name to the dump file.
20887 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20889 * sbitmap.c (sbitmap_range_empty_p): New function.
20890 * sbitmap.h (sbitmap_range_empty_p): New function.
20891 * bitmap.h: Now includes obstack.h.
20893 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20894 Kenneth Zadeck <zadeck@naturalbridge.com>
20896 * dbgcnt.def (ra_byte_scan): Added.
20897 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20898 when the last hit happens for a counter.
20899 * timevar.def (TV_DF_BYTE_LR): New variable.
20900 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20901 * passes.c (pass_fast_rtl_byte_dce): New pass.
20902 * fwprop.c (update_df): Added mode to call df_ref_create.
20903 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20904 DF_REF_EXTRACT_OFFSET.
20905 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20906 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20908 (df_ref_extract): Added mode field.
20909 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20910 DF_REF_EXTRACT_OFFSET.
20911 (DF_REF_EXTRACT_MODE): New macro.
20912 (df_byte_lr_bb_info): New structure.
20913 (df_print_byte_regset, df_compute_accessed_bytes,
20914 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20915 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20916 df_byte_lr_simulate_uses,
20917 df_byte_lr_simulate_artificial_refs_at_top,
20918 df_byte_lr_simulate_artificial_refs_at_end,
20919 df_compute_accessed_bytes): New function.
20920 (df_ref_create): Add parameter.
20921 (df_byte_lr_get_bb_info): New inline function.
20922 * df-scan.c (df_ref_record, df_uses_record,
20923 df_ref_create_structure): Added mode parameter.
20924 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20925 df_defs_record, df_uses_record, df_get_conditional_uses,
20926 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20927 df_entry_block_defs_collect, df_exit_block_uses_collect):
20928 Added mode parameter to calls to df_ref_record, df_uses_record,
20929 df_ref_create_structure.
20930 (df_ref_equal_p, df_ref_compare): Added test for modes.
20931 (df_ref_create_structure): Added code to set mode. Renamed
20932 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20933 DF_REF_EXTRACT_OFFSET.
20934 * df-core.c (df_print_byte_regset): New function.
20935 * df-byte-scan.c: New file.
20936 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20937 calls to BITMAP_FREE.
20938 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20939 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20940 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20941 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20942 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20943 df_byte_lr_local_compute, df_byte_lr_init,
20944 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20945 df_byte_lr_transfer_function, df_byte_lr_free,
20946 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20947 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20948 df_byte_lr_simulate_uses,
20949 df_byte_lr_simulate_artificial_refs_at_top,
20950 df_byte_lr_simulate_artificial_refs_at_end): New function.
20951 * dce.c (byte_dce_process_block): New function.
20952 (dce_process_block): au is now passed in rather than computed
20953 locally. Changed loops that look at artificial defs to not look
20954 for conditional or partial ones, because there never are any.
20955 (fast_dce): Now is able to drive byte_dce_process_block or
20956 dce_process_block depending on the kind of dce being done.
20957 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20958 (rest_of_handle_fast_byte_dce): New function.
20959 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20960 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20962 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20965 * gcc.h: Added fortran options that take arguments to
20966 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20969 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20971 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20972 scalarization if on the LHS and not a full access.
20974 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20976 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20978 2008-04-18 Rafael Espíndola <espindola@google.com>
20980 * tree-vrp.c (find_case_label_index): Fix the binary search.
20981 (find_case_label_range): New.
20982 (vrp_visit_switch_stmt): Use find_case_label_range.
20983 (simplify_switch_using_ranges): Use find_case_label_range.
20985 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20987 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20988 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20990 2008-04-18 Tom Tromey <tromey@redhat.com>
20993 * doc/cpp.texi (Implementation-defined behavior): Mention
20996 2008-04-18 Ian Lance Taylor <iant@google.com>
20998 * fold-const.c (pointer_may_wrap_p): New static function.
20999 (fold_comparison): Add another test for pointer overflow. Use
21000 pointer_may_wrap_p to disable some false positives.
21002 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21004 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21005 (fname_as_string): Match updated cpp_interpret_string prototype.
21006 (fix_string_type): Support char16_t* and char32_t*.
21007 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21008 derivative) nodes. Register as builtin if C++0x.
21009 (c_parse_error): Support CPP_CHAR{16,32}.
21010 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21011 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21012 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21013 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21014 CTI_CHAR32_ARRAY_TYPE>: New elements.
21015 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21016 char32_type_node, signed_char32_type_node, char16_array_type_node,
21017 char32_array_type_node): New defines.
21018 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21019 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21020 (lex_string): Support CPP_STRING{16,32}, match updated
21021 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21022 (lex_charconst): Support CPP_CHAR{16,32}.
21023 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21024 and CPP_STRING{16,32}.
21026 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21029 * aclocal.m4: Regenerate.
21030 * configure: Regenerate.
21032 2008-04-18 Jan Hubicka <jh@suse.cz>
21034 * except.c (dw2_size_of_call_site_table,
21035 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21037 * cgraphbuild.c (build_cgraph_edges): Update.
21038 * tree-pass.h: Update comment.
21039 * final.c (leaf_function_p): Update.
21040 (leaf_renumber_regs): Update.
21041 (rest_of_clean_state): Update.
21042 * omp-low.c (expand_omp_parallel): Update.
21043 * ipa-reference.c (analyze_function): Update.
21044 * reorg.c (find_end_label): Update.
21045 (optimize_skip): Update.
21046 (fill_simple_delay_slots): Update.
21047 (fill_simple_delay_slots): Update.
21048 (make_return_insns): Update.
21049 (dbr_schedule): Update.
21050 * gimple-low.c (record_vars_into): Update.
21051 * cfgbuild.c (make_edges): Update.
21052 * function.c (assign_stack_local): Update.
21053 (assign_parm_adjust_stack_rtl): Update.
21054 (locate_and_pad_parm): Update.
21055 (allocate_struct_function): Do not initialize stack_alignment_needed
21056 and preferred_stack_boundary here.
21057 (stack_protect_prologue): Update.
21058 (stack_protect_epilogue): Update.
21059 (expand_function_start): Initialize stack_alignment_needed,
21060 preferred_stack_boundary and max_jumptable_ents.
21061 (expand_function_end): Update.
21062 (free_after_compilation): Do not NULLify epilogue_delay_list.
21063 * function.h (struct rtl_data): Add stack_protect_guard,
21064 stack_alignment_needed,
21065 preferred_stack_boundary, epilogue_delay_list.
21066 (struct function): Remove value_histograms, stack_alignment_needed,
21067 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21069 unexpanded_var_list, stack_protect_guard.
21070 (current_function_epilogue_delay_list): Remove.
21071 * ipa-type-escape.c (analyze_function): Update.
21072 * gimplify.c (pop_gimplify_context): Update comment.
21073 * calls.c (expand_call): Update.
21074 (emit_library_call_value_1): Update.
21075 * except.c (set_nothrow_function_flags): Update.
21076 * cfgexpand.c (get_decl_align_unit): Update.
21077 (create_stack_guard): Update.
21078 (estimated_stack_frame_size): Update.
21079 (expand_used_vars): Update.
21080 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21081 * explow.c (allocate_dynamic_stack_space): Update.
21082 * tree-ssa-live.c (remove_unused_locals): Update.
21083 * varasm.c (mark_constant_pool): Update.
21084 * tree-inline.c (remap_decls): Update.
21085 (initialize_cfun): Update.
21086 (declare_return_variable): Update.
21087 (inline_forbidden_p): Update.
21088 (expand_call_inline): Update.
21089 (declare_inline_vars): Update.
21090 (tree_function_versioning): Update.
21091 * tree-flow.h (value_histograms): New.
21092 (VALUE_HISTOGRAMS): New macro.
21093 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21095 * tree-cfg.c (set_bb_for_stmt): Update.
21096 (replace_by_duplicate_decl): Update.
21097 (move_block_to_fn): Update.
21098 (new_label_mapper): Update.
21099 (dump_function_to_file): Update.
21100 * ipa-struct-reorg.c (build_data_structure): Update.
21101 * cfgrtl.c (print_rtl_with_bb): Update.
21102 * reload1.c (reload): Update.
21104 * config/i386/i386.c (setup_incoming_varargs_64,
21105 ix86_compute_frame_layout): Update.
21106 * config/arc/arc.c (arc_output_function_epilogue): Update.
21108 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21110 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21111 for FreeBSD as well.
21112 * gthr-posix95.h: Likewise.
21114 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21116 PR rtl-optimization/35838
21117 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21118 out the byte offset of the first subreg.
21120 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21122 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21123 to split_ti instead of three separate calls with single member arrays.
21124 (subti3 splitter): Ditto.
21125 (adddi3 splitter): Ditto with split_di.
21126 (subdi3 splitter): Ditto.
21127 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21128 two separate calls with single member arrays. Swap match_dup
21129 operands 1 and 2 to better fit into the array.
21130 (negdi2 splitter): Ditto with split_di.
21131 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21132 two separate calls with single member arrays. Swap match_dup operands
21133 6 and 7 to better fit into the array.
21135 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21137 * config/i386/i386.c (sse_builtin_type): New.
21138 (bdesc_sse_args): Likewise.
21139 (bdesc_sse_3arg): Removed.
21140 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21141 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21142 IX86_BUILTIN_ROUNDPS.
21143 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21144 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21145 IX86_BUILTIN_ROUNDPS.
21146 (ix86_expand_sse_4_operands_builtin): Removed.
21147 (ix86_expand_sse_operands_builtin): New.
21148 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21149 and CODE_FOR_sse4_1_roundps.
21150 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21151 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21153 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21156 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21157 regs before frame pop when needed. If use_backchain_to_restore_sp
21158 then load backchain into a temp reg to restore vr and vrsave. Add
21159 code to restore vr after frame pop if possible.
21161 2008-04-17 Richard Guenther <rguenther@suse.de>
21163 * tree-vn.c (expressions_equal_p): Do not check type
21164 equality or compatibility before calling operand_equal_p.
21165 * fold-const.c (operand_equal_p): Check equivalence of
21166 integer constants before bailing out due to signedness or
21167 precision differences.
21168 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21169 spurious differences in type qualification. Ignore types
21170 for COMPONENT_REFs at all.
21172 2008-04-17 Christian Bruel <christian.bruel@st.com>
21174 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21175 msw_skip comparison.
21177 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21180 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21183 PR tree-optimization/35899
21184 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21185 rather than TREE_OPERAND.
21187 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21190 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21191 temporary registers. Change operand predicate to general_operand.
21192 (remainderxf3): Ditto.
21194 2008-04-16 Richard Guenther <rguenther@suse.de>
21196 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21197 * tree-affine.c (aff_combination_expand): Look through some
21200 2008-04-15 Doug Kwan <dougkwan@google.com>
21202 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21204 * tree-pretty-print.c (dump_generic_node): Ditto.
21205 * final.c (output_addr_const): Ditto.
21206 * dwarf2out.c (output_cfi): Ditto.
21207 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21208 * print-rtl.c (print_rtx): Ditto.
21209 * print-tree.c (print_node_brief, print_node): Ditto.
21210 * c-common.c (match_case_to_enum_1): Ditto.
21211 * sched-vis.c (print_value): Ditto.
21212 * config/i386/i386.c (print_operand): Cast to long unsigned int
21215 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21216 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21217 MS Windows VirtualProtect function.
21219 2008-04-15 Jan Hubicka <jh@suse.cz>
21221 * gengtype.c (write_root): Param_is argument is OK.
21222 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21223 * function.h: Include varray.h
21224 (rtl_eh): New stucture based on except.c one.
21225 (call_site_record): New forward declaration and vector type.
21226 * calls.c (emit_call_1): Do not call
21227 note_current_region_may_contain_throw.
21228 * except.c (eh_status): Remove cur_region, try_region since they are
21230 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21231 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21232 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21233 Remove call_site_data_used, call_site_data_size.
21234 Turn call_site_record into vector in function.h.
21235 (note_current_region_may_contain_throw): Remove.
21236 (get_exception_pointer, get_exception_filter): Do not take struct
21237 function argument; update.
21238 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21239 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21240 build_post_landing_pads, dw2_build_landing_pads,
21241 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21242 sjlj_emit_function_enter, sjlj_emit_function_enter,
21243 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21244 sjlj_build_landing_pads, finish_eh_generation,
21245 remove_exception_handler_label, remove_eh_handler,
21246 maybe_remove_eh_handler, add_reachable_handler,
21247 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21248 add_action_record, collect_one_action_chain, add_call_site,
21249 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21250 sjlj_output_call_site_table, output_function_exception_table,
21251 * except.h (note_current_region_may_contain_throw): Remove
21252 (get_exception_pointer, get_exception_filter): Do not take struct
21254 * Makefile.in (GTFILES): Put varargs before struct function.
21256 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21258 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21259 punt for STRING_CST.
21260 (get_constraint_for): Deal with STRING_CST here instead.
21262 2008-04-15 Richard Guenther <rguenther@suse.de>
21264 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21265 statements in a basic-block with a backward walk. Do not
21266 substitute into dead statements but instead remove those.
21268 2008-04-15 Richard Guenther <rguenther@suse.de>
21270 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21271 to zero, thus disable creation of SFTs.
21273 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21275 * tree-predcom.c (suitable_reference_p): Return false if the
21276 reference can throw.
21278 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21281 * c-decl.c (finish_decl): If extern or static var has variable
21282 size, set TREE_TYPE (decl) to error_mark_node.
21284 2008-04-15 Rafael Espíndola <espindola@google.com>
21286 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21289 2008-04-15 Richard Guenther <rguenther@suse.de>
21291 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21292 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21293 (visit_reference_op_load): Do walk vuse-vdef chains on
21294 vn_reference_lookup.
21295 (visit_reference_op_store): But do not here.
21296 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21297 vn_reference_lookup.
21298 (vn_lookup_with_vuses): But do so here.
21300 2008-04-14 Ian Lance Taylor <iant@google.com>
21302 * fold-const.c (fold_overflow_warning): Remove assertion.
21304 2008-04-15 Ben Elliston <bje@au.ibm.com>
21306 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21307 temp1 local variables.
21309 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21312 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21313 ".text.unlikely" section as executable.
21315 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21317 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21318 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21319 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21320 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21321 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21322 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21323 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21325 2008-04-14 Ian Lance Taylor <iant@google.com>
21327 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21328 * fold-const.c (fold_comparison): If appropriate, test
21329 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21330 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21331 reassociating a pointer type.
21332 * doc/invoke.texi (Optimize Options): Document that
21333 -fstrict-overflow applies to pointer wraparound.
21335 2008-04-13 Jan Hubicka <jh@suse.cz>
21337 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21339 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21341 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21342 we are going to "save the world".
21344 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21346 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21347 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21348 operand 0 constraint, not "=".
21350 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21352 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21354 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21356 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21357 of size of positions_needed * CHAR_BIT.
21359 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21361 PR middle-end/35897
21362 * dse.c (store_info): Change positions_needed to unsigned
21364 (lowpart_bitmask): New.
21365 (record_store): Cast to unsigned HOST_WIDE_INT for
21366 positions_needed. Assert width <= size of positions_needed *
21367 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21368 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21369 lowpart_bitmask to set mask.
21371 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21373 * config/bfin/constraints.md: New file.
21374 * config/bfin/bfin.md: Include it.
21375 (adddi3): Use satisfies_constraint functions instead of the old macros.
21376 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21377 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21378 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21379 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21380 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21381 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21382 EXTRA_CONSTRAINT): Delete.
21383 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21384 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21386 * config/bfin/bfin.c: Include "tm-constrs.h".
21387 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21388 Use satisfies_constraint functions instead of the old macros.
21389 * doc/md.texi (Blackfin Constraints): Update file name reference.
21391 2008-04-11 Richard Guenther <rguenther@suse.de>
21393 PR tree-optimization/35869
21394 * tree-vrp.c (execute_vrp): Move switch statement update after
21395 jump threading. Schedule another cfg cleanup run.
21397 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21400 * attribs.c (decl_attributes): Return early on errorneous node.
21402 2008-04-10 Oleg Ryjkov <olegr@google.com>
21404 * tree.h (struct tree_base): Added a new flag default_def_flag.
21405 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21407 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21409 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21411 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21414 * pa.md: Define mode iterator P. Define mode attribute dwc.
21415 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21416 (icacheflush): Likewise.
21417 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21418 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21420 2008-04-11 Ben Elliston <bje@au.ibm.com>
21422 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21424 2008-04-10 Rafael Espíndola <espindola@google.com>
21426 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21427 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21428 (extract_range_from_expr): The same.
21430 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21432 * config/mips/mips.md (GPR2): New mode iterator.
21433 (seq): Add comment.
21434 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21435 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21436 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21437 Rewrite these to take two modes, the mode of comparison and the
21438 mode of the destination.
21439 * config/mips/mips.c (mips_expand_scc): Instead of having
21440 paradoxical subreg as destination, expand "narrowing" scc if mode
21441 of comparison is SI and target is requested in DI mode.
21442 (mips_emit_int_order_test): Update comment. Make mode of
21443 comparison match CMP0 rather than TARGET. When creating inverse
21444 target use mode of TARGET.
21446 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21448 * gcov-dump.c (tag_summary): Only print summaries for the first
21449 GCOV_COUNTERS_SUMMABLE counters.
21451 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21453 * config/i386/i386.md (absneg): New code iterator.
21454 (absnegprefix): New code attribute.
21455 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21456 patterns using absneg code iterator.
21457 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21458 using absneg code iterator.
21459 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21460 *neg<mode>2 patterns using absneg code iterator.
21461 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21462 *negextendsfdf2 patterns using absneg code iterator.
21463 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21464 *negextendsfxf2 patterns using absneg code iterator.
21465 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21466 *negextendsfdf2 patterns using absneg code iterator.
21467 * config/i386/sse.md (<code><mode>2): Macroize expander from
21468 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21470 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21472 * config/s390/s390.h: Remove the remains of the recent search
21473 & replace action of current_function_outgoing_args_size.
21475 2008-04-10 Ira Rosen <irar@il.ibm.com>
21477 PR tree-optimization/35821
21478 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21479 NEW_STMT_LIST is not NULL.
21481 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21484 * toplev.c (process_options): Remove -ffunction-sections debugging
21487 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21489 PR middle-end/PR28690
21490 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21491 than gen_rtx_fmt_ee to perform more canonicalizations.
21493 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21496 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21498 2008-04-09 Richard Guenther <rguenther@suse.de>
21500 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21501 (dump_function_to_file): Dump function arguments with types.
21503 2008-04-08 Richard Guenther <rguenther@suse.de>
21505 * fold-const.c (fold_widened_comparison): Do not allow
21506 sign-changes that change the result.
21508 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21511 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21512 kinds of indirect references.
21514 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21516 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21517 GNU Fortran language string.
21519 2008-04-08 Rafael Espíndola <espindola@google.com>
21521 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21522 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21523 * tree.h (tree_call_nonnegative_warnv_p): New.
21525 2008-04-08 Jan Hubicka <jh@suse.cz>
21527 * function.c (free_after_compilation): Clear out regno_reg_rtx
21530 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21533 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21535 PR middle-end/PR28690
21536 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21537 same precedence as REG_POINTER and MEM_POINTER operands.
21539 2008-04-08 Richard Guenther <rguenther@suse.de>
21541 PR middle-end/35834
21542 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21543 for adding index to base.
21545 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21547 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21548 (MINGW_ENABLE_EXECUTE_STACK): New.
21549 (IN_LIBGCC2): For libgcc include windows.h file for
21550 function declarations.
21552 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21554 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21555 and tem2 if tem1 is not a REG or MULT.
21557 2008-04-08 Jan Hubicka <jh@suse.cz>
21559 * function.h (incomming_args): Break out of struct function.
21560 (function_subsections): Break out of struct function.
21561 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21562 return_rtx and hard_reg_initial_vals from struct function.
21563 Kill inl_max_label_num.
21564 (current_function_pops_args, current_function_args_info,
21565 current_function_args_size, current_function_args_size,
21566 current_function_pretend_args_size,
21567 current_function_outgoing_args_size,
21568 current_function_internal_arg_pointer, current_function_return_rtx):
21569 Kill compatibility accestor macros.
21570 * builtins.c (expand_builtin_apply_args_1): Update.
21571 (expand_builtin_next_arg): Update.
21572 * df-scan.c (df_get_call_refs): Update.
21573 * dbxout.c (dbxout_function_end): Update.
21574 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21575 (output_line_info): Update.
21576 (secname_for_decl): Update.
21577 (dwarf2out_var_location): Update.
21578 * function.c (free_after_compilation): Update.
21579 (assign_parm_find_stack_rtl): Update.
21580 (assign_parms): Update.
21581 (expand_dummy_function_end): Update.
21582 (expand_function_end): Update.
21583 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21584 (expand_call): Update.
21585 (emit_library_call_value_1): Update.
21586 (store_one_arg): Update.
21587 * varasm.c (initialize_cold_section_name): Update.
21588 (unlikely_text_section): Update.
21589 (unlikely_text_section_p): Update.
21590 (assemble_start_function): Update.
21591 (assemble_end_function): Update.
21592 (default_section_type_flags): Update.
21593 (switch_to_section): Update.
21594 * integrate.c (set_decl_abstract_flags): Update.
21595 (get_hard_reg_initial_val): Update.
21596 (has_hard_reg_initial_val): Update.
21597 (allocate_initial_values): Update.
21598 * resource.c (init_resource_info): Update.
21599 * config/alpha/alpha.c (NUM_ARGS): Update.
21600 (direct_return): Update.
21601 (alpha_va_start): Update.
21602 (alpha_sa_size): Update.
21603 (alpha_initial_elimination_offset): Update.
21604 (alpha_expand_prologue): Update.
21605 (alpha_start_function): Update.
21606 (alpha_expand_epilogue): Update.
21607 (unicosmk_initial_elimination_offset):
21608 * config/alpha/alpha.md (call expander): Update.
21609 * config/s390/s390.c (s390_register_info): Update.
21610 (s390_register_info): Update.
21611 (s390_frame_info): Update.
21612 (s390_initial_elimination_offset): Update.
21613 (s390_build_builtin_va_list): Update.
21614 (s390_va_start): Update.
21615 * config/spu/spu.c (direct_return): Update.
21616 (spu_expand_prologue): Update.
21617 (spu_initial_elimination_offset): Update.
21618 (spu_build_builtin_va_list): Update.
21619 (spu_va_start): Update.
21620 * config/sparc/sparc.c (sparc_init_modes): Update.
21621 (sparc_compute_frame_size): Update.
21622 (function_value): Update.
21623 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21624 * config/i386/i386.md (return expander): Update.
21625 * config/i386/i386.c (ix86_va_start): Update.
21626 (ix86_can_use_return_insn_p): Update.
21627 (ix86_compute_frame_layout): Update.
21628 (ix86_expand_epilogue): Update.
21629 * config/sh/sh.c (output_stack_adjust): Update.
21630 (calc_live_regs): Update.
21631 (sh_expand_prologue): Update.
21632 (sh_builtin_saveregs): Update.
21633 (sh_va_start): Update.
21634 (initial_elimination_offset): Update.
21635 (sh_allocate_initial_value): Update.
21636 (sh_function_ok_for_sibcall): Update.
21637 (sh_get_pr_initial_val): Update.
21638 * config/sh/sh.md (return expander): Update.
21639 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21640 * config/crx/crx.c (crx_compute_frame): UPdate.
21641 (crx_initial_elimination_offset): UPdate.
21642 * config/xtensa/xtensa.c (compute_frame_size): Update
21643 (xtensa_builtin_saveregs): Update.
21644 (xtensa_va_start): Update.
21645 (order_regs_for_local_alloc): Update.
21646 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21647 (xstormy16_expand_builtin_va_start): Update.
21648 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21649 * config/m68hc11/m68hc11.md (return expanders): Update.
21650 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21651 (expand_epilogue): Update.
21652 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21653 (cris_simple_epilogue): Update.
21654 (cris_expand_prologue): Update.
21655 (cris_expand_epilogue): Update.
21656 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21657 (compute_frame_size): Update.
21658 * config/mt/mt.c (mt_compute_frame_size): Update.
21659 * config/mn10300/mn10300.c (expand_prologue): Update.
21660 (expand_epilogue): Update.
21661 (initial_offset): Update.
21662 (mn10300_builtin_saveregs):
21663 * config/mn10300/mn10300.md (return expander): Update.
21664 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21665 (ia64_initial_elimination_offset): Update.
21666 (ia64_initial_elimination_offset): Update.
21667 (ia64_expand_prologue): Update.
21668 * config/m68k/m68k.md (return expander): Update.
21669 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21670 (rs6000_stack_info): Update.
21671 * config/mcore/mcore.c (layout_mcore_frame): Update.
21672 (mcore_expand_prolog): Update.
21673 * config/arc/arc.c (arc_compute_frame_size): Update.
21674 * config/score/score3.c (score3_compute_frame_size): Update.
21675 * config/score/score7.c (score7_compute_frame_size): Update.
21676 * config/arm/arm.c (use_return_insn): Update.
21677 (thumb_find_work_register): Update.
21678 (arm_compute_save_reg_mask): Update.
21679 (arm_output_function_prologue): Update.
21680 (arm_output_epilogue): Update.
21681 (arm_size_return_regs): Update.
21682 (arm_get_frame_offsets): Update.
21683 (arm_expand_prologue): Update.
21684 (thumb_exit): Update.
21685 (thumb_unexpanded_epilogue): Update.
21686 (thumb1_output_function_prologue): Update.
21687 * config/pa/pa.md (return expander): Update.
21688 * config/pa/pa.c (compute_frame_size): Update.
21689 (hppa_builtin_saveregs): Update.
21690 * config/mips/mips.c (mips_va_start): Update.
21691 (mips16_build_function_stub): Update.
21692 (mips_compute_frame_info): Update.
21693 (mips_restore_gp): Update.
21694 (mips_output_function_prologue): Update.
21695 (mips_expand_prologue): Update.
21696 * config/v850/v850.c (compute_frame_size): Update.
21697 (expand_prologue): * config/mmix/mmix.c (along): update.
21698 (mmix_initial_elimination_offset): update.
21699 (mmix_reorg): update.
21700 (mmix_use_simple_return): update.
21701 (mmix_expand_prologue): update.
21702 (mmix_expand_epilogue): Update.
21703 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21704 (emit_link_insn): Update.
21706 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21708 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21709 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21711 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21714 2008-04-07 Jan Hubicka <jh@suse.cz>
21716 * function.h (rtl): Rename to x_rtl.
21717 (crtl): New define.
21718 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21719 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21720 used_temp_slots avail_temp_slots, temp_slot_level,
21721 nonlocal_goto_handler_labels): Update accesstors.
21722 (rtl): New global variable.
21723 (struct function): Move some fileds to rtl_data.
21724 (get_arg_pointer_save_area): Update prototype.
21725 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21726 get_arg_pointer_save_area.
21727 * expr.c (init_expr): Update
21728 * function.c (get_frame_size): Update
21729 (assign_stack_local): Update
21730 (expand_function_end): Update.
21731 (get_art_pointer_save_area): Update
21733 * emit-rtl.c (rtl): Declare.
21734 (regno_reg_rtx): Declare.
21735 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21737 (gen_reg_rtx): Update.
21738 * varasm.c (n_deferred_constatns): Update accestor.
21739 (init_varasm_status): Do not allocate varasm_status.
21740 (force_const_mem, get_pool_size, output_constant_pool): Update.
21741 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21742 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21743 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21744 * sparc/sparc.h (INIT_EXPANDERS): Update.
21745 * ia64/ia64.h (INIT_EXPANDERS): Update.
21747 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21749 * reload.c (push_secondary_reload): Add missing break to for loop.
21751 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21753 PR middle-end/PR28690
21754 * rtlanal.c: Update copyright years.
21755 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21756 as REG_POINTER and MEM_POINTER operands.
21757 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21758 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21759 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21760 * gcse.c: Update copyright years.
21761 (pre_delete): Call gen_reg_rtx_and_attrs.
21762 (hoist_code): Likewise.
21763 (build_store_vectors): Likewise.
21764 (delete_store): Likewise.
21765 * loop-invariant.c (move_invariant_reg): Likewise.
21766 Update copyright years.
21768 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21770 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21771 control string instead of quoted.
21773 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21775 * doc/rtl.texi: Rewrite of subreg section.
21777 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21780 * config/i386/i386.c (legitimize_pic_address): Add treating
21781 of dllimport SYM_REF's.
21782 (legitimize_dllimport_symbol): Add prototype.
21784 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21786 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21787 reference in constructor with non self-referential type.
21789 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21791 Removal of Return with Depressed Stack Pointer support
21792 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21793 (ECF_SP_DEPRESSED): Likewise.
21794 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21795 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21796 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21797 (expand_call): Do not test ECF_SP_DEPRESSED.
21798 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21799 * function.c (keep_stack_depressed): Delete.
21800 (handle_epilogue_set): Likewise.
21801 (update_epilogue_consts): Likewise.
21802 (emit_equiv_load): Likewise.
21803 (thread_prologue_and_epilogue_insns): Remove support for Return with
21804 Depressed Stack Pointer.
21805 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21807 2008-04-06 Richard Guenther <rguenther@suse.de>
21809 PR tree-optimization/35400
21810 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21811 information from SSA_NAMEs.
21813 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21815 * config/avr/avr.h (avr_mega_p): Remove declaration.
21816 (AVR_MEGA): Remove macro.
21817 * config/avr/avr.c (avr_mega_p): Remove variable.
21818 (avr_override_options): Remove inicializion of avr_mega_p.
21819 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21820 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21821 (avr_jump_mode): (Ditto.).
21822 (avr_output_progmem_section_asm_op): (Ditto.).
21823 (avr_asm_init_sections): (Ditto.).
21824 (avr_asm_init_sections): (Ditto.).
21825 (avr_rtx_costs): (Ditto.).
21826 * config/avr/avr.md: (Ditto.).
21827 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21830 2008-04-06 Richard Guenther <rguenther@suse.de>
21832 PR tree-optimization/35842
21833 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21834 is_gimple_invariant_address.
21836 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21838 * gcc.c (default_compilers): Sync Fortran extensions list with
21839 that in fortran/lang-specs.h.
21840 * doc/invoke.texi: Likewise.
21841 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21842 * dwarf2out.c (gen_compile_unit_die): Likewise.
21844 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21846 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21848 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21851 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21852 attribute is used for nested functions.
21854 2008-04-05 Jan Hubicka <jh@suse.cz>
21856 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21858 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21860 (dump_files): Update.
21861 (enable_rtl_dump_file): Do not accept letter argument.
21862 * tree-pass.h (dump_file_info): Remove letter argument.
21863 * toplev.c (decode_d_option): Update -da handling.
21864 * toplev.h (enable_rtl_dump_file): Update prototype.
21865 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21866 it out based on pass type.
21867 (register_dump_files_1): Likewise.
21868 (init_optimization_passes): Update register_one_dump_file calls.
21869 (execute_one_pass): Sanity check that IPA passes are called at IPA
21870 level and RTL passes at RTL level.
21871 (execute_pass_list): IPA pass can not be after or subpass of
21873 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21874 disallov RTL subpasses of IPA subpasses.
21876 2008-04-05 Ben Elliston <bje@au.ibm.com>
21878 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21879 builtins that return exactly once and do not throw. Cache call to
21882 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21884 PR rtl-optimization/34916
21885 PR middle-end/35519
21886 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21887 between instruction pairs.
21889 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21891 * doc/invoke.texi: Document -mbitops for SH.
21892 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21893 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21894 * config/sh/sh.c (print_operand): Add %t operand code.
21895 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21896 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21897 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21898 (extendqihi2): Likewise.
21899 (movqi_i): Likewise.
21900 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21901 (extv): Use bld instruction for SH2A if possible.
21903 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21904 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21905 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21906 (bset.b, bclr.b): Define peepholes.
21907 * config/sh/sh.opt (mbitops): New option.
21909 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21912 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21913 and view convert expression.
21915 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21918 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21920 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21922 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21924 * config/i386/cpuid.h (bit_AES): New.
21925 (bit_PCLMUL): Likewise.
21927 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21928 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21929 SSE2 if AES or PCLMUL is enabled.
21930 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21931 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21932 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21933 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21934 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21935 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21936 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21937 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21938 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21939 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21940 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21941 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21942 __builtin_ia32_aeskeygenassist128 and
21943 __builtin_ia32_pclmulqdq128.
21944 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21945 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21946 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21948 * config/i386/i386.h (TARGET_AES): New.
21949 (TARGET_PCLMUL): Likewise.
21950 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21952 * config/i386/i386.md (UNSPEC_AESENC): New.
21953 (UNSPEC_AESENCLAST): Likewise.
21954 (UNSPEC_AESDEC): Likewise.
21955 (UNSPEC_AESDECLAST): Likewise.
21956 (UNSPEC_AESIMC): Likewise.
21957 (UNSPEC_AESKEYGENASSIST): Likewise.
21958 (UNSPEC_PCLMUL): Likewise.
21960 * config/i386/i386.opt (maes): New.
21961 (mpclmul): Likewise.
21963 * config/i386/sse.md (aesenc): New pattern.
21964 (aesenclast): Likewise.
21965 (aesdec): Likewise.
21966 (aesdeclast): Likewise.
21967 (aesimc): Likewise.
21968 (aeskeygenassist): Likewise.
21969 (pclmulqdq): Likewise.
21971 * config/i386/wmmintrin.h: New.
21973 * doc/extend.texi: Document AES and PCLMUL built-in function.
21975 * doc/invoke.texi: Document -maes and -mpclmul.
21977 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21979 * function.c (free_after_parsing): Replace with
21980 cxx_push_function_context from C++ front-end.
21981 (allocate_struct_function): Don't call langhook.
21982 * langhooks.h (struct lang_hooks_for_functions): Delete.
21983 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21985 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21986 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21987 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21988 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21989 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21990 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21991 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21993 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21994 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21996 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21999 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22002 2008-04-04 Richard Guenther <rguenther@suse.de>
22004 PR middle-end/35823
22005 * fold-const.c (optimize_minmax_comparison): Use the correct
22006 type for the constant in the simplified comparison.
22008 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22010 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22011 Pass L2 size as "--param l2-cache-size" to the compiler.
22012 (decode_l2_cache): New function to decode L2 cache parameters using
22013 0x8000006 extended cpuid function.
22014 (detect_caches_amd): Determine parameters of L2 cache using
22015 decode_l2_caches function.
22016 (decode_caches_intel): Decode L2 cache parameters.
22017 (detect_caches_intel): Determine L2 cache parameters using
22018 decode_caches_intel and decode_l2_caches functions.
22020 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22022 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22023 secondary input reload for subword loads from the constant pool.
22025 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22028 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22029 constants of the appropriate size for runtime calculations.
22032 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22033 decimal-float literal constant zero.
22035 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22038 * c-parser.c (c_parser_omp_atomic): Call
22039 default_function_array_conversion on the RHS.
22041 PR middle-end/35818
22042 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22043 call is_variable_sized if decl has incomplete type.
22045 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22047 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22049 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22051 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22053 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22054 (sgt<u>): Merge sgt and sgtu into new expander.
22055 (sgt, sgtu): Remove expanders.
22056 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22057 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22058 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22059 *sgtu_<mode>_mips16 into new pattern.
22060 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22061 (sge<u>): Merge sge and sgeu into new expander.
22062 (sge, sgeu): Remove expanders.
22063 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22065 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22066 (slt<u>): Merge slt and sltu into new expander.
22067 (slt, sltu): Remove expanders.
22068 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22069 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22070 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22071 *sltu_<mode>_mips16 into new pattern.
22072 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22073 (sle<u>): Merge sle and sleu into new expander.
22074 (sle, sleu): Remove expanders.
22075 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22076 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22077 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22078 *sleu_<mode>_mips16 into new pattern.
22079 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22081 2008-04-03 Jan Hubicka <jh@suse.cz>
22083 PR tree-optimization/35795
22084 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22085 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22086 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22087 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22088 * score/score3.c (score3_output_mi_thunk): Likewise.
22089 * score/score7.c (score7_output_mi_thunk): Likewise.
22090 * mips/mips.c (mips_output_mi_thunk): Likewise.
22092 2008-04-03 Richard Guenther <rguenther@suse.de>
22094 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22095 conversions. Simplify code.
22097 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22099 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22101 2008-04-03 Tom Tromey <tromey@redhat.com>
22102 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22104 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22105 * config/bfin/t-bfin-linux (generated_files): Add
22106 linux-sysroot-suffix.h.
22107 * doc/install.texi (Prerequisites): Require make 3.80.
22108 * doc/sourcebuild.texi (Front End Directory): Document new
22110 * Makefile.in (generated_files): New variable.
22111 (ALL_HOST_OBJS): New variable.
22112 ($(ALL_HOST_OBJS)): New target.
22114 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22116 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22117 (remap_block): Call id->transform_lang_insert_block instead
22119 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22120 Set id.transform_lang_insert_block to NULL.
22121 (clone_body): Move to cp/optimize.c
22122 * tree-inline.h (struct copy_body_data): Change
22123 transform_lang_insert_block to function pointer.
22124 (copy_generic_body, copy_decl_no_change): Export.
22125 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22126 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22127 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22129 * c-tree.h (insert_block): Kill.
22130 * c-decl.c (insert_block): Kill.
22132 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22134 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22135 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22136 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22138 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22139 argument, call {push,pop}_function_context from here.
22140 * c-parser.c: Use c_{push,pop}_function_context.
22142 * function.c (push_function_context_to): Move meat ...
22143 (push_function_context): ... here. Simplify.
22144 * function.c (pop_function_context_from): Move meat ...
22145 (pop_function_context): ... here. Simplify.
22146 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22148 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22149 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22150 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22151 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22153 2008-04-03 Ben Elliston <bje@au.ibm.com>
22155 * expmed.c (extract_force_align_mem_bit_field): Remove.
22157 2008-04-03 Richard Guenther <rguenther@suse.de>
22159 PR middle-end/35800
22160 * expr.h (try_casesi): Adjust prototype.
22161 * expr.c (try_casesi): Take fallback label as extra parameter.
22162 Use that for gen_casesi if default_label is NULL.
22163 * stmt.c (expand_case): Pass fallback label to try_casesi,
22164 make sure to fill gaps with a fallback label if default_label
22167 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22170 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22172 2008-04-03 Ben Elliston <bje@au.ibm.com>
22174 * expmed.c (extract_split_bit_field): Remove if (0) code.
22175 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22176 (do_ds_constraint): Likewise.
22178 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22180 * doc/cppopts.texi (-dU): Document.
22181 * c-common.h (flag_dump_macros): Update comment.
22182 * c-opts.c (handle_OPT_d): Handle -dU.
22183 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22184 dump_queued_macros, cb_used_define, cb_used_undef): New.
22185 (init_pp_output): Handle -dU.
22186 (cb_line_change): Call dump_queued_macros.
22187 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22189 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22191 * config/avr/predicates.md (io_address_operand): New predicate.
22192 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22193 * config/avr/avr.c (avr_io_address_p): Remove function.
22194 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22195 'avr_io_address_p' function.
22196 (out_movhi_r_mr): (Ditto.).
22197 (out_movqi_mr_r): (Ditto.).
22198 (out_movhi_mr_r): (Ditto.).
22199 (avr_address_cost): (Ditto.).
22201 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22203 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22204 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22205 in 32bit mode when XMM registers are available to avoid store
22207 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22208 corresponding post-reload splitters.
22210 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22212 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22213 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22214 __builtin_ia32_roundss.
22215 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22216 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22217 __builtin_ia32_roundss.
22218 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22219 IX86_BUILTIN_SHUFPD here.
22221 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22223 * config/i386/i386.md (plogic): New.
22224 (plogicprefix): Likewise.
22226 * config/i386/mmx.md (mmx_<code><mode>3): New.
22227 (mmx_and<mode>3): Removed.
22228 (mmx_ior<mode>3): Likewise.
22229 (mmx_xor<mode>3): Likewise.
22231 * config/i386/sse.md (<code><mode>3): New.
22232 (*<code><mode>3): Likewise.
22233 (*<code><mode>3): Likewise.
22234 (<code><mode>3): Likewise.
22235 (*sse_<code><mode>3): Likewise.
22236 (*sse2_<code><mode>3): Likewise.
22237 (<code>tf3): Likewise.
22238 (*<code>tf3): Likewise.
22239 (and<mode>3): Likewise.
22240 (*and<mode>3): Likewise.
22241 (ior<mode>3): Removed.
22242 (*ior<mode>3): Likewise.
22243 (xor<mode>3): Likewise.
22244 (*xor<mode>3): Likewise.
22245 (*and<mode>3): Likewise.
22246 (*ior<mode>3): Likewise.
22247 (*xor<mode>3): Likewise.
22248 (and<mode>3): Likewise.
22249 (*sse_and<mode>3): Likewise.
22250 (*sse2_and<mode>3): Likewise.
22251 (andtf3): Likewise.
22252 (*andtf3): Likewise.
22253 (ior<mode>3): Likewise.
22254 (*sse_ior<mode>3): Likewise.
22255 (*sse2_ior<mode>3): Likewise.
22256 (iortf3): Likewise.
22257 (*iortf3): Likewise.
22258 (xor<mode>3): Likewise.
22259 (*sse_xor<mode>3): Likewise.
22260 (*sse2_xor<mode>3): Likewise.
22261 (xortf3): Likewise.
22262 (*xortf3): Likewise.
22264 2008-04-02 Richard Guenther <rguenther@suse.de>
22266 PR tree-optimization/14495
22267 PR tree-optimization/34793
22268 * tree-vrp.c (struct switch_update): New structure.
22269 (to_remove_edges, to_update_switch_stmts): New VECs.
22270 (simplify_switch_using_ranges): New function. Remove not taken
22271 case labels and edges.
22272 (simplify_stmt_using_ranges): Call it.
22273 (identify_jump_threads): Mark edges we have queued for removal
22274 so we don't thread them.
22275 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22277 * tree-cfg.c (group_case_labels): Deal with missing default label.
22278 (tree_verify_flow_info): Allow missing default label.
22279 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22280 (emit_case_nodes): Likewise.
22281 (expand_case): Do not rely on the default label to be present.
22282 * expr.c (try_casesi): Deal with NULL default_label.
22283 (do_tablejump): Likewise.
22285 2008-04-02 Richard Guenther <rguenther@suse.de>
22287 PR tree-optimization/14495
22288 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22289 SWITCH_EXPR here ...
22290 (vrp_visit_switch_stmt): ... but here (new function).
22291 (find_case_label_index): New helper function.
22292 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22294 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22296 * fwprop.c: Fix ISO-C99ism.
22298 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22301 * Makefile.in (objdir): Set it here.
22302 * configure.ac: Not here. Find dynamic linker characteristics.
22303 * exec-tool.in: Use them.
22304 * aclocal.m4: Regenerate.
22305 * configure: Regenerate.
22307 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22309 * expr.c (expand_var): Delete it.
22310 * expr.h (expand_var): Delete prototype.
22311 * function.c (expand_function_start): Use expand_decl instead.
22312 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22315 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22317 PR rtl-optimization/35542
22318 * fwprop.c (forward_propagate_and_simplify): Replace
22319 loc_reg_mentioned_in_p with reg_mentioned_p.
22321 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22323 PR rtl-optimization/35281
22324 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22325 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22326 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22327 (varying_mem_p): Move above propagate_rtx.
22328 (all_uses_available_at): Do not check MEMs.
22330 2008-04-02 Rafael Espíndola <espindola@google.com>
22332 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22333 (register_edge_assert_for_2): Split the cond argument.
22334 (register_edge_assert_for_1): Adjust for the change in
22335 register_edge_assert_for_2.
22336 (register_edge_assert_for): Split the cond argument.
22337 (find_switch_asserts): Adjust for the change in
22338 register_edge_assert_for.
22340 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22342 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22343 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22344 offsets for 64-bit mingw.
22345 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22346 abi for x86_64-pc-mingw.
22348 2008-04-02 Richard Guenther <rguenther@suse.de>
22350 * tree-vrp.c (extract_range_from_assert): Make sure to not
22351 produce range min/max with TREE_OVERFOW set.
22352 If merging a anti-range and a range keep the anti-range if
22353 the range covers all values of the type.
22354 (register_edge_assert_for_2): Only allow sign-changing
22355 conversions in detecting canonical range checks. Also
22356 register an assert for the unsigned name if useful.
22358 PR tree-optimization/35787
22359 * tree-vrp.c (vrp_val_max): New function.
22360 (vrp_val_min): Likewise.
22361 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22362 (vrp_val_is_min): Likewise.
22363 (supports_overflow_infinity): Use vrp_val_{min,max}.
22364 (negative_overflow_infinity): Likewise.
22365 (positive_overflow_infinity): Likewise.
22366 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22367 (is_positive_overflow_infinity): Likewise.
22368 (is_overflow_infinity): Likewise.
22369 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22370 vrp_val_is_{min,max}.
22371 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22372 to ranges if possible. Avoid empty ranges.
22374 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22376 PR middle-end/35705
22377 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22378 the expression is a function address.
22380 2008-04-01 George Helffrich <george@gcc.gnu.org>
22382 PR fortran/35154, fortran/23057
22383 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22384 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22385 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22386 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22388 (dbxout_syms): Check for COMMON-based symbol and wrap in
22389 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22390 in bracket for efficiency.
22392 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22393 using DW_TAG_common_block + member offset.
22394 (add_pubname_string): New function.
22395 (dw_expand_expr): New function to find block name and offset for
22397 (common_check): New function to check whether symbol in Fortran COMMON.
22398 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22400 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22403 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22405 2008-04-02 Ben Elliston <bje@au.ibm.com>
22407 * config/v850/v850.md (casesi): Remove if (0) code.
22408 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22409 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22411 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22413 * config/i386/i386.md (rex64suffix): New mode attribute.
22414 (floathi<mode>2): Disable expander for SSE math.
22415 (*floathi<mode>2_1): New insn insn_and_split pattern.
22416 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22417 corresponding post-reload splitters.
22418 (*floathi<mode>2_i387): New macroized insn pattern.
22419 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22420 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22421 insn_and_split pattern.
22422 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22423 New macroized instruction patterns and corresponding post-reload
22425 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22426 and corresponding post-reload splitters.
22427 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22428 New macroized instruction patterns.
22429 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22430 macroized instruction patterns and corresponding post-reload splitters.
22431 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22432 corresponding post-reload splitters.
22433 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22434 New macroized instruction patterns.
22435 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22436 corresponding post-reload splitters.
22437 (*floatsi<mode>2_i387): New macroized instruction patterns.
22439 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22441 * config/i386/i386.md (smaxmin): New.
22442 (umaxmin): Likewise.
22443 (maxminiprefix): Likewise.
22444 (maxminfprefix): Likewise.
22445 (<code><mode>3): Likewise.
22446 (smin<mode>3): Removed.
22447 (smax<mode>3): Likewise.
22449 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22450 (mmx_<code>v4hi3): Likewise.
22451 (mmx_<code>v8qi3): Likewise.
22452 (mmx_smaxv2sf3): Removed.
22453 (mmx_sminv2sf3): Likewise.
22454 (mmx_umaxv8qi3): Likewise.
22455 (mmx_smaxv4hi3): Likewise.
22456 (mmx_uminv8qi3): Likewise.
22457 (mmx_sminv4hi3): Likewise.
22459 * config/i386/sse.md (<addsub><mode>3): New.
22460 (*<addsub><mode>3): Likewise.
22461 (<sse>_vm<addsub><mode>3): Likewise.
22462 (<maxmin><mode>3): Likewise.
22463 (*<maxmin><mode>3_finite): Likewise.
22464 (*<maxmin><mode>3): Likewise.
22465 (<sse>_vm<maxmin><mode>3): Likewise.
22466 (sse3_h<addsub>v4sf3): Likewise.
22467 (sse3_h<addsub>v2df3): Likewise.
22468 (<maxmin>v16qi3): Likewise.
22469 (*<maxmin>v16qi3): Likewise.
22470 (<maxmin>v8hi3): Likewise.
22471 (*<maxmin>v8hi3): Likewise.
22472 (*sse4_1_<maxmin><mode>3): Likewise.
22473 (*sse4_1_<maxmin><mode>3): Likewise.
22474 (add<mode>3): Removed.
22475 (*add<mode>3): Likewise.
22476 (<sse>_vmadd<mode>3): Likewise.
22477 (sub<mode>3): Likewise.
22478 (*sub<mode>3): Likewise.
22479 (<sse>_vmsub<mode>3): Likewise.
22480 (smin<mode>3): Likewise.
22481 (*smin<mode>3_finite): Likewise.
22482 (*smin<mode>3): Likewise.
22483 (<sse>_vmsmin<mode>3): Likewise.
22484 (smax<mode>3): Likewise.
22485 (*smax<mode>3_finite): Likewise.
22486 (*smax<mode>3): Likewise.
22487 (<sse>_vmsmax<mode>3): Likewise.
22488 (sse3_haddv4sf3): Likewise.
22489 (sse3_haddv2df3): Likewise.
22490 (sse3_hsubv4sf3): Likewise.
22491 (sse3_hsubv2df3): Likewise.
22492 (umaxv16qi3): Likewise.
22493 (*umaxv16qi3): Likewise.
22494 (smaxv8hi3): Likewise.
22495 (*smaxv8hi3): Likewise.
22496 (*sse4_1_smax<mode>3): Likewise.
22497 (*sse4_1_umax<mode>3): Likewise.
22498 (uminv16qi3): Likewise.
22499 (*uminv16qi3): Likewise.
22500 (sminv8hi3): Likewise.
22501 (*sminv8hi3): Likewise.
22502 (*sse4_1_smin<mode>3): Likewise.
22503 (*sse4_1_umin<mode>3): Likewise.
22505 2008-04-01 Rafael Espíndola <espindola@google.com>
22507 * tree-cfg.c (verify_expr): remove in_phi.
22508 (verify_stmt): Don't call walk_tree with verify_expr. Use
22509 is_gimple_min_invariant instead of is_gimple_val.
22511 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22513 * doc/include/gpl_v3.texi: Update for manpage generation.
22514 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22516 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22517 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22518 gpl_v3.texi instead of gpl.texi.
22521 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22524 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22526 2008-04-01 Rafael Espíndola <espindola@google.com>
22528 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22529 (extract_code_and_val_from_cond): Use
22530 extract_code_and_val_from_cond_with_ops.
22532 2008-04-01 Jan Hubicka <jh@suse.cz>
22534 * function.c (free_after_compilation): Free epilogue_delay_list.
22535 (prepare_function_start): Assert that previous compilation was freed.
22537 2008-04-01 Jan Hubicka <jh@suse.cz>
22538 Jim Wilson <wilson@tuliptree.org>
22539 Andreas Tobler <andreast@gcc.gnu.org>
22541 PR middle-end/35781
22542 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22543 rtl.emit instead cfun->emit.
22544 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22545 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22547 2008-04-01 Ben Elliston <bje@au.ibm.com>
22549 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22551 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22553 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22555 (fprofile-use): Add var flag_profile_use
22556 * coverage.c (coverage_begin_output): Do not open a gcno file for
22557 output only if -ftest-coverage is set.
22558 Do not add getpwd() to gcda file path.
22559 (build_gcov_info): Check the new flag
22560 flag_profile_datafile_relative_path.
22561 (coverage_init): Use profile_data_prefix.
22562 Read profile counter only if flag_profile_use is set.
22563 * opts.c (common_handle_option): New option fprofile-use=,
22564 fprofile-dir=, fprofile-generate=.
22565 * toplev.c (profile_data_prefix): New variable definition.
22566 * toplev.h (profile_data_prefix): New declaration.
22567 * doc/invoke.tex (Option Summary, Optimization Options):
22570 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22572 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22573 use tmp consistently.
22576 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22577 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22578 UNSPEC_FR_RECIP_APPROX_RES.
22579 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22581 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22584 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22586 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22588 PR middle-end/30186
22589 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22590 element of the vector via a pointer.
22592 2008-03-31 Ian Lance Taylor <iant@google.com>
22594 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22596 2008-03-31 Jan Hubicka <jh@suse.cz>
22598 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22599 get_arg_pointer_save_area.
22600 * expr.c (init_expr): Just clear out rtl.expr.
22601 * function.c (free_after_compilation): Clear out whole RTL structure.
22602 (get_func_frame_size): Merge into ...
22603 (get_frame_size): ... this one.
22604 (assign_stack_local_1): Merge into ...
22605 (assign_stack_local): ... this one.
22606 (expand_function_end): Update call of get_arg_pointer_save_area.
22607 (get_art_pointer_save_area): Remove cfun argument.
22608 * function.h (emit_status): regno_pointer_align does not need length
22609 attribute. Move x_regno_reg_rtx to ...
22610 (regno_reg_rtx): ... new global array.
22611 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22612 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22613 apply_args_value, forced_labels, stack_pointer_delta):
22615 (struct varasm_status): Move here from varasm.c
22616 (struct rtl_data): New. Move here some fields from struct function.
22617 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22618 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22619 used_temp_slots avail_temp_slots, temp_slot_level,
22620 nonlocal_goto_handler_labels): Update accesstors.
22621 (rtl): New global variable.
22622 (struct function): Move some fileds to rtl_data.
22623 (get_arg_pointer_save_area): Update prototype.
22624 * emit-rtl.c (rtl): Declare.
22625 (regno_reg_rtx): Declare.
22626 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22628 (gen_reg_rtx): Update.
22629 (init_virtual_regs): Do not tate emit_status argument.
22630 (init_emit): Do not allocate emit.
22631 * varasm.c (varasm_statuc): Move to function.h.
22632 (n_deferred_constatns): Update accestor.
22633 (init_varasm_status): Do not allocate varasm_status.
22634 (force_const_mem, get_pool_size, output_constant_pool): Update.
22635 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22636 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22638 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22640 PR rtl-optimization/35729
22641 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22644 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22647 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22648 load/store if memory is unaligned.
22649 (*movti_rex64): Likewise.
22651 * config/i386/predicates.md (misaligned_operand): New.
22653 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22656 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22659 2008-03-31 Jan Beulich <jbeulich@novell.com>
22661 * config/ia64/constraints.md: Add 'j' constraint.
22662 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22663 (movdi_internal): Likewise.
22665 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22668 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22670 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22673 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22674 proper error message for the third argument on blendpd and
22677 * config/i386/sse.md (blendbits): New.
22678 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22680 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22682 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22684 2008-03-30 Richard Guenther <rguenther@suse.de>
22686 PR middle-end/31023
22687 * fold-const.c (fold_sign_changed_comparison): Do leave
22688 conversions to base-types alone.
22690 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22692 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22693 the link register if one altivec register is be saved.
22695 2008-03-30 Ben Elliston <bje@au.ibm.com>
22697 * final.c (final_scan_insn): Remove if (0) code.
22699 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22701 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22703 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22705 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22706 of V4SFmode to ix86_binary_operator_ok.
22708 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22710 * config/i386/i386.c (override_options): Initialize
22711 ix86_veclib_handler to ix86_veclibabi_svml when
22712 -mveclibabi=svml is used.
22713 (ix86_veclibabi_svml): New function for SVML ABI style
22714 vectorization support.
22715 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22717 2008-03-28 Rafael Espíndola <espindola@google.com>
22719 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22720 (tree_binary_nonnegative_warnv_p): Make it public.
22721 (tree_single_nonnegative_warnv_p): Make it public.
22722 (tree_invalid_nonnegative_warnv_p): Make it public.
22723 (tree_unary_nonzero_warnv_p): Make it public.
22724 (tree_binary_nonzero_warnv_p): Make it public
22725 (tree_single_nonzero_warnv_p): Make it public.
22726 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22727 (extract_range_from_binary_expr): Split the expr argument.
22728 (extract_range_from_unary_expr): Split the expr argument.
22729 (extract_range_from_comparison): Split the expr argument.
22730 (extract_range_from_expr): Use the new aux functions.
22731 (vrp_evaluate_conditional_warnv): Use
22732 vrp_evaluate_conditional_warnv_with_ops.
22733 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22734 (tree_binary_nonzero_warnv_p): Declare.
22735 (tree_single_nonzero_warnv_p): Declare.
22736 (tree_expr_nonzero_warnv_p): Declare.
22737 (tree_unary_nonnegative_warnv_p): Declare.
22738 (tree_binary_nonnegative_warnv_p): Declare.
22739 (tree_single_nonnegative_warnv_p): Declare.
22740 (tree_invalid_nonnegative_warnv_p): Declare.
22742 2008-03-28 Richard Guenther <rguenther@suse.de>
22744 PR tree-optimization/30317
22745 PR tree-optimization/30911
22746 PR tree-optimization/34793
22747 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22748 (struct assert_locus_d): New member EXPR.
22749 (register_new_assert_for): Add EXPR parameter to support
22750 ASSERT_EXPR <name, expr OP limit>.
22751 (register_edge_assert_for_1): Adjust callers.
22752 (find_assert_locations): Likewise.
22753 (process_assert_insertions_for): Build condition from expression.
22754 (extract_range_from_assert): Handle ASSERT_EXPRs
22755 of the form ASSERT_EXPR <name, expr OP limit>.
22756 (register_edge_assert_for_2): New helper registering
22757 asserts for comparisons. Recognize range tests of the form
22758 (unsigned)i - CST1 OP CST2.
22759 (register_edge_assert_for_1): Use it.
22760 (register_edge_assert_for): Likewise.
22761 (needs_overflow_infinity): Integer sub-types
22762 do not need overflow infinities.
22763 (vrp_val_is_max): The extreme values of integer sub-types
22764 are those of the base type.
22765 (vrp_val_is_min): Likewise.
22766 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22769 2008-03-28 Nick Clifton <nickc@redhat.com>
22772 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22773 Return GENERAL_REGS for stack adjustment reloads.
22775 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22778 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22779 const_vector when all the vectors are constant.
22781 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22783 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22785 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22786 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22788 (s<code>_sf): Use new scc_sf attribute for opcode names.
22790 2008-03-27 Tom Tromey <tromey@redhat.com>
22792 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22793 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22794 config/spu/t-spu-elf, config/i386/t-interix,
22795 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22796 config/i386/x-darwin, config/i386/x-mingw32,
22797 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22798 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22799 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22800 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22801 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22802 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22803 config/score/t-score-elf, config/arm/t-strongarm-pe,
22804 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22805 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22806 Revert automatic dependency patch.
22808 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22811 * config/i386/i386.c (ix86_function_arg_boundary): Align
22812 decimal floating point to its natural boundary.
22814 2008-03-27 Richard Guenther <rguenther@suse.de>
22816 PR middle-end/35716
22817 * fold-const.c (fold_comparison): Restrict distinct decl
22818 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22819 solely rely on operand_equal_p.
22821 2008-03-27 Richard Guenther <rguenther@suse.de>
22824 * c-common.c (handle_weak_attribute): Reject combination of
22827 2008-03-27 Richard Guenther <rguenther@suse.de>
22829 PR tree-optimization/32810
22830 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22831 conversions from DECL_INITIAL.
22832 (fold_const_aggregate_ref): Likewise from constructor elements.
22834 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22836 * tree-affine.h (aff_combination_expand): Declare.
22837 (get_inner_reference_aff): Likewise.
22838 * tree-affine.c (aff_combination_expand): Split out from
22839 tree_to_aff_combination_expand.
22840 (get_inner_reference_aff): New function.
22841 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22842 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22843 (struct lim_aux_data): sm_done field removed.
22844 (mem_ref_loc_p, mem_ref_locs_p): New types.
22845 (struct mem_ref): Added id, stored, accesses_in_loop,
22846 indep_loop, dep_loop, indep_ref, dep_ref fields.
22847 Removed is_stored, locs and next fields.
22848 (memory_accesses): New variable.
22849 (movement_possibility): Do not allow moving statements
22850 that store to memory.
22851 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22853 (determine_max_movement): For statements with memory references,
22854 find the outermost loop in that the reference is independent.
22855 (move_computations_stmt): Mark the virtual operands for renaming.
22856 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22857 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22858 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22859 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22860 create_vop_ref_mapping, analyze_memory_references,
22861 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22862 get_all_locs_in_loop, ref_always_accessed_p,
22863 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22864 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22865 store_motion_loop, store_motion): New functions.
22866 (struct vop_to_refs_elt): New type.
22867 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22868 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22869 (schedule_sm): Replaced by...
22870 (execute_sm): ... this.
22871 (determine_lsm_ref, hoist_memory_references,
22872 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22873 find_more_ref_vops, free_mem_ref, free_mem_refs,
22874 determine_lsm_loop, determine_lsm): Removed.
22875 (tree_ssa_lim_finalize): Free data structures used by store motion.
22876 (tree_ssa_lim): Call analyze_memory_references. Use
22877 store_motion instead of determine_lsm.
22879 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22881 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22882 rename tmake_file to m68hc11/t-m68hc11.
22883 (mcore): Set inhibit_libc to true.
22884 * config.host (alpha*-dec-*vms*): Set extra_programs.
22885 (interix3*): Don't use host_xmake_file.
22886 * configure.ac: Let config.gcc override inhibit_libc.
22887 * configure: Regenerate.
22889 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22890 * config/t-openbsd-thread: Remove commented out lines.
22892 * config/x-interix: Remove.
22894 * config/m68hc11/t-m68hc11-gas: Rename to...
22895 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22897 * config/mcore/t-mcore: Remove T_CFLAGS.
22898 * config/mcore/t-mcore-pe: Likewise.
22900 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22902 * configure.ac: Replace custom __GNU_SOURCE test with
22903 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22904 * aclocal.m4: Regenerate.
22905 * configure: Regenerate.
22906 * config.in: Regenerate.
22908 2008-03-27 Richard Guenther <rguenther@suse.de>
22910 * fold-const.c (target.h): Include.
22911 (fold_comparison): Fold comparison of addresses of decls
22912 that bind locally or of constants. Consolidate address folding code.
22913 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22914 results from fold_binary_to_constant.
22915 (compare_values_warnv): Likewise.
22917 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22919 PR middle-end/35429
22920 * fold-const.c (fold_truthop): Check for integeral types when folding
22921 a == 0 && b == 0 and a != 0 || b != 0 .
22923 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22925 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22927 2008-03-26 Andreas Schwab <schwab@suse.de>
22929 * doc/invoke.texi: Fix use of @item vs. @itemx.
22931 2008-03-26 Tom Tromey <tromey@redhat.com>
22933 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22934 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22935 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22936 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22937 build/genconstants.o, build/genemit.o, build/genextract.o,
22938 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22939 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22942 2008-03-26 Richard Guenther <rguenther@suse.de>
22945 2008-03-26 Richard Guenther <rguenther@suse.de>
22947 * fold-const.c (target.h): Include.
22948 (fold_comparison): Fold comparison of addresses of two decls
22949 that bind locally. Consolidate address folding code.
22951 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22953 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22954 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22955 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22956 dconstsqrt2, dconstthird, dconste and/or dconst10.
22957 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22958 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22959 dconstsqrt2, dconste): Delete.
22960 (init_emit_once): Likewise. Simplify initializing dconstm1.
22962 * real.c (get_real_const): New.
22963 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22964 dconstsqrt2, dconste): Delete.
22965 (real_value_const, get_real_const): New.
22967 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22969 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22971 * config/i386/i386.c (ix86_function_arg_boundary): Check
22972 BIGGEST_ALIGNMENT instead of 128.
22973 (setup_incoming_varargs_64): Likewise.
22975 2008-03-26 Tom Tromey <tromey@redhat.com>
22977 * Makefile.in (DEPFILES): Add missing '/'.
22979 2008-03-26 Richard Guenther <rguenther@suse.de>
22981 * fold-const.c (target.h): Include.
22982 (fold_comparison): Fold comparison of addresses of two decls
22983 that bind locally. Consolidate address folding code.
22985 2008-03-26 Nick Clifton <nickc@redhat.com>
22988 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22989 not allow INT+INT as a legitimate addressing mode.
22991 2008-03-26 Richard Guenther <rguenther@suse.de>
22993 * tree-flow.h (widen_bitfield): Remove declaration.
22994 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22995 (widen_bitfield): Remove function.
22996 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22999 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23002 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23005 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23007 PR rtl-optimization/35232
23008 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23009 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23010 reg_reloaded_call_part_clobbered here.
23011 (reload_regs_reach_end_p): New function.
23012 (reload_reg_rtx_for_input): New variable.
23013 (reload_reg_rtx_for_output): Likewise.
23014 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23015 when reassigning a pseudo register. Load reloadreg from
23016 reload_reg_rtx_for_input, moving the mode and register
23018 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23019 instead of the original when deciding whether an input reload
23020 would be a no-op or whether an output reload can be deleted.
23021 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23022 when setting up new_spill_reg_store. Load it from
23023 reload_reg_rtx_for_output, moving the mode and register
23025 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23026 instead of the original when deciding whether an output reload
23027 would be a no-op. Do the same when modifying insn notes.
23028 Use rtx_equal_p instead of == to compare the registers.
23029 (inherit_piecemeal_p): Take a mode and two register numbers
23031 (emit_reload_insns): Clear new_spill_reg_store for every hard
23032 register in the reload register. Remove spill registers
23033 from reg_reloaded_valid before considering whether to record
23034 inheritance information for them. Use reload_reg_rtx_for_output
23035 instead of reg_rtx when recording output reloads. Use
23036 reload_reg_rtx_for_input instead of reg_rtx when recording
23037 input reloads. Set or clear reg_reloaded_call_part_clobbered
23038 at the same time as setting reg_reloaded_valid.
23039 (delete_output_reload): Add a new_reload_reg parameter and use it
23040 instead of rld[j].reg_rtx.
23041 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23044 2008-03-25 Tom Tromey <tromey@redhat.com>
23046 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23047 (build/genattr.o): Likewise.
23048 (build/genattrtab.o): Likewise.
23049 (build/gencodes.o): Likewise.
23050 (build/genconfig.o): Likewise.
23051 (build/genconstants.o): Likewise.
23052 (build/genemit.o): Likewise.
23053 (build/genextract.o): Likewise.
23054 (build/genflags.o): Likewise.
23056 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23058 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23059 instead of size_int for integer types.
23060 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23061 to match type of MINUS_EXPR.
23063 2008-03-25 Tom Tromey <tromey@redhat.com>
23065 * configure: Rebuilt.
23066 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23069 2008-03-25 Tom Tromey <tromey@redhat.com>
23071 * config/x-solaris (host-solaris.o): Update.
23072 * config/x-linux (host-linux.o): Update.
23073 * config/x-hpux (host-hpux.o): Update.
23074 * config/x-darwin (host-darwin.o): Update.
23075 * config/v850/t-v850e (v850-c.o): Update.
23076 * config/v850/t-v850 (v850-c.o): Update.
23077 * config/t-vxworks (vxworks.o): Update.
23078 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23079 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23080 * config/spu/t-spu-elf (spu-c.o): Update.
23082 * config/sh/t-symbian (sh-c.o): Update.
23083 (symbian.o): Update.
23084 * config/sh/t-sh (sh-c.o): Update.
23085 * config/score/t-score-elf (score7.o, score3.o): Update.
23086 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23087 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23088 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23089 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23090 (rs6000.o): Remove.
23091 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23092 * config/m32c/t-m32c (m32c-pragma.o): Update.
23093 * config/ia64/t-ia64 (ia64-c.o): Update.
23094 * config/i386/x-mingw32 (host-mingw32.o): Update.
23095 * config/i386/x-i386 (driver-i386.o): Update.
23096 * config/i386/x-darwin (host-i386-darwin.o): Update.
23097 * config/i386/x-cygwin (host-cygwin.o): Update.
23098 * config/i386/t-nwld (nwld.o): Update.
23099 * config/i386/t-netware (netware.o): Update.
23100 * config/i386/t-interix (winnt.o): Update.
23101 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23102 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23103 msformat-c.o): Update.
23104 * config/bfin/t-bfin-linux (generated_files): Add
23105 linux-sysroot-suffix.h.
23106 * config/arm/t-wince-pe (pe.o): Update.
23107 * config/arm/t-strongarm-pe (pe.o): Update.
23108 * config/arm/t-pe (pe.o): Update.
23109 * config/arm/t-arm (arm-c.o): Update.
23110 * doc/install.texi (Prerequisites): Require make 3.80.
23111 * Makefile.in: Remove .o targets.
23112 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23113 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23114 (simple_generated_h, simple_generated_c): Move earlier.
23115 (generated_files): New variable.
23116 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23117 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23118 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23119 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23120 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23121 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23122 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23123 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23124 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23125 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23126 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23127 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23129 (COMPILE.base, COMPILE): New variables.
23130 (%.o): New pattern rule.
23131 (ALL_HOST_OBJS): New variable.
23132 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23133 (dummy-checksum.o, cc1-checksum.o): Remove.
23134 (DRIVER_SHLIB): New variable.
23135 (DRIVER_DEFINES): Use it.
23136 (gencondmd.c): Move out of build/.
23137 (s-conditions): Update.
23138 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23139 (ALL_BUILD_OBJS): Likewise.
23140 (build/%.o): Use BUILDCOMPILE.
23141 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23142 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23143 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23144 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23145 build/genconfig.o, build/genconstants.o, build/genemit.o,
23146 build/genextract.o, build/genflags.o, build/genmddeps.o,
23147 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23148 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23149 build/gen-protos.o, build/scan.o, build/fix-header.o,
23150 build/scan-decls.o): Simplify.
23151 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23152 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23153 prefix.o, toplev.o): Reduce to variable setting.
23154 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23155 ($(out_object_file), gcc-options.o): New targets.
23156 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23157 * configure: Rebuilt.
23158 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23159 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23161 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23163 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23164 complain when we hit an error, return ERROR_MARK_NODE.
23166 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23168 * config/sh/constraints.md (Pso, Psz): New constraints.
23169 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23170 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23172 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23174 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23175 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23177 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23179 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23180 (prefetch_sh2a): New.
23182 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23183 Naveen.H.S <naveen.hs@kpitcummins.com>
23185 * config/sh/constraints.md (I28): New constraint.
23186 * config/sh/sh.c (broken_move): Add support for movi20s.
23187 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23189 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23190 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23191 Naveen.H.S <naveen.hs@kpitcummins.com>
23193 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23194 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23195 (print_operand): Handle resbank in %@ operand code.
23196 (sh_encode_section_info): New.
23197 (push_regs): Add conditions for resbank.
23198 (sh_expand_epilogue): Likewise.
23199 (sh_insert_attributes): Likewise.
23200 (sh_attribute_table): Likewise.
23201 (sh_handle_resbank_handler_attribute): New.
23202 (sh2a_handle_function_vector_handler_attribute): New.
23203 (sh2a_is_function_vector_call): New.
23204 (sh2a_get_function_vector_number): New.
23205 (sh2a_function_vector_p): New.
23206 (sh_cfun_resbank_handler_p): New.
23207 * config/sh/sh.md (calli): Emit jsr/n if possible.
23208 (calli_tbr_rel): New.
23209 (calli_pcrel): Emit jsr/n if possible.
23210 (return_i): Emit rts/n if possible.
23211 (call_valuei_tbr_rel): New.
23212 (call_valuei_pcrel): Add condition for SH2A target.
23213 (call_value): Likewise.
23214 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23215 (sh2a_get_function_vector_number): Likewise.
23216 (sh2a_is_function_vector_call): Likewise.
23217 * doc/extend.texi: Document TBR relative addressing of SH2A.
23218 (resbank): Add description for SH2A.
23220 2008-03-24 Richard Guenther <rguenther@suse.de>
23223 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23224 pointer assignments change conversions according to middle-end rules.
23225 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23226 * configure.ac: Include type checking in yes.
23227 * configure: Regenerate.
23229 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23231 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23232 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23234 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23236 * gthr-vxworks.h (UNUSED): Define.
23238 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23240 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23242 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23244 * doc/extend.texi (Function Attributes): Add missing comma in the
23245 example of the "alloc_size" attribute.
23247 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23250 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23252 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23255 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23258 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23259 of the underlying type of a MS bitfield layout to the natural
23260 alignment of the type.
23262 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23264 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23265 to their natural alignment to avoid store forwarding stalls.
23267 2008-03-22 Richard Guenther <rguenther@suse.de>
23269 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23270 For PHI nodes verify the address is invariant.
23271 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23272 (get_symbol_constant_value): Use is_gimple_min_invariant.
23273 (maybe_fold_stmt_indirect): Likewise.
23275 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23277 PR rtl-optimization/33927
23278 * Makefile.in (dse.o): Depend on $(TM_P_H).
23279 * expr.h (extract_low_bits): Declare.
23280 * expmed.c (extract_low_bits): New function.
23281 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23282 * dse.c: Include tm_p.h.
23283 (find_shift_sequence): Remove the read_reg argument and return the
23284 read value. Emit the instructions instead of returning them.
23285 Iterate on new_mode rather than calculating it each time.
23286 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23287 source to NEW_MODE and extract_low_bits to convert the shifted
23288 value to READ_MODE.
23289 (replace_read): Allow the load and store to have different mode
23290 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23291 or extraction instructions before trying the replacement. Update
23292 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23294 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23296 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23297 to their natural alignment to avoid store forwarding stalls.
23299 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23302 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23303 encouraging but not allowing gprs for input;
23304 change the input constraint to !f#r.
23305 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23307 change the output constraint to !f#r.
23309 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23312 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23313 corresponding post-reload splitters.
23314 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23315 when x87 FP math is selected.
23316 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23317 New function prototype.
23318 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23319 unreachable function to ease macroization of insn patterns.
23321 2008-03-21 Martin Jambor <mjambor@suse.cz>
23323 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23324 reference dumps if ddr is NULL or dependence is unknown.
23326 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23328 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23329 unsigned extension into account.
23330 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23331 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23332 Do computations on a scratch register.
23334 2008-03-21 Richard Guenther <rguenther@suse.de>
23336 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23337 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23338 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23339 * tree-ssa-dom.c (record_equality): Likewise.
23340 * tree-inline.c (copy_body_r): Likewise.
23341 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23344 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23346 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23347 as 'delete_unused' argument.
23349 2008-03-20 Richard Guenther <rguenther@suse.de>
23351 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23352 special casing of constant qualifiers.
23353 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23354 care about them in general.
23355 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23356 regardless of their type.
23357 (fold_stmt_r): Forcefully fold *& if we end up with that.
23359 2008-03-20 Paul Brook <paul@codesourcery.com>
23361 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23362 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23364 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23366 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23367 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23369 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23371 * common.opt (Wmudflap): New option.
23372 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23373 (mx_register_decls): Likewise.
23374 (mudflap_finish_file): Likewise.
23375 * doc/invoke.texi: Document -Wno-mudflap.
23377 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23379 * c-format.c (replace_format_name_to_system_name): New.
23380 (cmp_attribs): New.
23381 (convert_format_name_to_system_name): New.
23382 (decode_format_attr): Add use of convert_format_name_to_system_name.
23383 (format_types_orig): Add gnu_ prefix to names.
23384 (check_format_info_main): Special treating of \0 escaped names for
23385 supporting multi-character format specifiers as I32, I64.
23386 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23387 (gnu_target_overrides_format_attributes): New.
23388 * c-format.h: Add structure target_ovr_attr to hold
23389 system specific formatter names.
23390 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23391 msformat-c.o file to c_target_objs and cxx_target_objs.
23392 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23393 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23394 (TARGET_N_FORMAT_TYPES): New.
23395 * config/i386/msformat-c.c: New.
23396 * config/i386/t-cygming: Add build rule for msformat-c.o.
23397 * doc/extend.texi: Add new format names gnu_* and ms_* and
23399 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23401 2008-03-20 Ira Rosen <irar@il.ibm.com>
23403 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23404 optimizations turned on under -O3.
23405 (ftree-vectorize): Add that the flag is turned on with -O3.
23407 2008-03-20 Ben Elliston <bje@au.ibm.com>
23409 * regmove.c (try_auto_increment): Fix spelling error in comment.
23410 * final.c (final_scan_insn): Likewise.
23412 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23415 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23416 allocator preferences for "y" and "r" class registers.
23417 ("*mov<mode>_internal"): Ditto.
23418 ("*movv2sf_internal_rex64"): Ditto.
23419 ("*movv2sf_internal"): Ditto.
23421 2008-03-19 Michael Matz <matz@suse.de>
23423 PR middle-end/35616
23424 * calls.c (expand_call): Check overlap of arguments with call
23425 address for sibcalls.
23427 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23430 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23431 of the underlying type of a MS bitfield layout to the natural
23432 alignment of the type.
23434 2008-03-19 Jan Hubicka <jh@suse.cz>
23437 * toplev.c (decode_d_option): Handle all CPP flags.
23438 * tree-vrp.c: Update tree_pass descriptors.
23439 * regrename.c: Update tree_pass descriptors.
23440 * fwprop.c: Update tree_pass descriptors.
23441 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23442 * tree-into-ssa.c: Update tree_pass descriptors.
23443 * tree-dump.c: Update tree_pass descriptors.
23444 * tree-complex.c: Update tree_pass descriptors.
23445 * tree-dump.h: Update tree_pass descriptors.
23446 * see.c: Update tree_pass descriptors.
23447 * cgraphbuild.c: Update tree_pass descriptors.
23448 * tracer.c: Update tree_pass descriptors.
23449 * tree-loop-distribution.c: Update tree_pass descriptors.
23450 * cgraph.c: Update tree_pass descriptors.
23451 * postreload-gcse.c: Update tree_pass descriptors.
23452 * postreload.c: Update tree_pass descriptors.
23453 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23454 * tree-tailcall.c: Update tree_pass descriptors.
23455 * tree-pass.h (tree_opt_pass): Rename to ...
23456 (opt_pass) ... this one; add "type" field and remove letter field.
23457 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23458 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23459 all_lowering_passes): Update declaration.
23460 * ipa-cp.c: Update tree_pass descriptors.
23461 * final.c: Update tree_pass descriptors.
23462 * omp-low.c: Update tree_pass descriptors.
23463 * tree-ssa-dse.c: Update tree_pass descriptors.
23464 * ipa-reference.c: Update tree_pass descriptors.
23465 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23466 * auto-inc-dec.c: Update tree_pass descriptors.
23467 * reorg.c: Update tree_pass descriptors.
23468 * cgraphunit.c: Update tree_pass descriptors.
23469 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23470 * tree-ssa-ccp.c: Update tree_pass descriptors.
23471 * df-core.c: Update tree_pass descriptors.
23472 * mode-switching.c: Update tree_pass descriptors.
23473 * tree-nomudflap.c: Update tree_pass descriptors.
23474 * modulo-sched.c: Update tree_pass descriptors.
23475 * ipa-pure-const.c: Update tree_pass descriptors.
23476 * cse.c: Update tree_pass descriptors.
23477 * web.c: Update tree_pass descriptors.
23478 * tree-stdarg.c: Update tree_pass descriptors.
23479 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23480 * tree-ssa-dom.c: Update tree_pass descriptors.
23481 * tree-nrv.c: Update tree_pass descriptors.
23482 * tree-ssa-alias.c: Update tree_pass descriptors.
23483 * loop-init.c: Update tree_pass descriptors.
23484 * gimple-low.c: Update tree_pass descriptors.
23485 * ipa-inline.c: Update tree_pass descriptors.
23486 * tree-ssa-sink.c: Update tree_pass descriptors.
23487 * global.c: Update tree_pass descriptors.
23488 * ifcvt.c: Update tree_pass descriptors.
23489 * jump.c: Update tree_pass descriptors.
23490 * predict.c: Update tree_pass descriptors.
23491 * tree-ssa-loop.c: Update tree_pass descriptors.
23492 * recog.c: Update tree_pass descriptors.
23493 * dse.c: Update tree_pass descriptors.
23494 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23495 * tree-eh.c: Update tree_pass descriptors.
23496 * regmove.c: Update tree_pass descriptors.
23498 * function.c: Update tree_pass descriptors.
23499 * tree-vectorizer.c: Update tree_pass descriptors.
23500 * gcse.c: Update tree_pass descriptors.
23501 * ipa-type-escape.c: Update tree_pass descriptors.
23502 * tree-if-conv.c: Update tree_pass descriptors.
23503 * init-regs.c: Update tree_pass descriptors.
23504 * ipa.c: Update tree_pass descriptors.
23505 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23506 * rtl-factoring.c: Update tree_pass descriptors.
23507 * lower-subreg.c: Update tree_pass descriptors.
23508 * bt-load.c: Update tree_pass descriptors.
23509 * tree-dfa.c: Update tree_pass descriptors.
23510 * except.c: Update tree_pass descriptors.
23511 * emit-rtl.c: Update tree_pass descriptors.
23512 * cfgexpand.c: Update tree_pass descriptors.
23513 * tree-cfgcleanup.c: Update tree_pass descriptors.
23514 * cfgcleanup.c: Update tree_pass descriptors.
23515 * tree-ssa-pre.c: Update tree_pass descriptors.
23516 * tree-sra.c: Update tree_pass descriptors.
23517 * tree-mudflap.c: Update tree_pass descriptors.
23518 * tree-ssa-copy.c: Update tree_pass descriptors.
23519 * cfglayout.c: Update tree_pass descriptors.
23520 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23521 * tree-ssa-dce.c: Update tree_pass descriptors.
23522 * tree-ssa.c: Update tree_pass descriptors.
23523 * regclass.c: Update tree_pass descriptors.
23524 * integrate.c: Update tree_pass descriptors.
23525 * tree-optimize.c: Update tree_pass descriptors.
23526 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23527 * tree-object-size.c: Update tree_pass descriptors.
23528 * combine.c: Update tree_pass descriptors.
23529 * tree-outof-ssa.c: Update tree_pass descriptors.
23530 * bb-reorder.c: Update tree_pass descriptors.
23531 * stack-ptr-mod.c: Update tree_pass descriptors.
23532 * var-tracking.c: Update tree_pass descriptors.
23533 * tree-profile.c: Update tree_pass descriptors.
23534 * tree-vect-generic.c: Update tree_pass descriptors.
23535 * reg-stack.c: Update tree_pass descriptors.
23536 * sched-rgn.c: Update tree_pass descriptors.
23537 * tree-ssa-structalias.c: Update tree_pass descriptors.
23538 * tree-cfg.c: Update tree_pass descriptors.
23539 * passes.c (current_pass): Update declaration.
23540 (finish_optimization_passes): Update.
23541 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23542 (register_one_dump_file, register_dump_files_1, next_pass_1):
23544 (init_optimization_passes): Update handling of new types.
23545 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23546 * ipa-struct-reorg.c: Update tree_pass descriptors.
23547 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23548 * combine-stack-adj.c: Update tree_pass descriptors.
23549 * cfgrtl.c: Update tree_pass descriptors.
23550 * dce.c: Update tree_pass descriptors.
23551 * tree-ssanames.c: Update tree_pass descriptors.
23553 2008-03-19 Richard Guenther <rguenther@suse.de>
23555 PR middle-end/35609
23556 * tree-ssa.c (walk_data): New structure.
23557 (warn_uninitialized_var): If not always_executed warn with "maybe"
23559 (execute_early_warn_uninitialized): Compute post-dominators.
23560 Initialize always_executed before processing each basic block.
23562 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23565 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23566 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23568 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23570 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23572 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23574 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23576 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23577 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23578 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23579 target after ignore has been set, and move there also the commputation
23580 of subtarget and original_target.
23581 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23582 (LANG_HOOKS_INITIALIZER): Remove it.
23583 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23585 2008-03-18 Richard Guenther <rguenther@suse.de>
23587 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23588 found an expression with constants, note that in the VN for the lhs.
23589 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23590 fold them to constants if possible. Run cleanup_cfg if done so.
23591 (execute_pre): Return todo.
23592 (do_pre): Likewise.
23593 (execute_fre): Likewise.
23594 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23596 (get_prop_source_stmt): Look through pointer conversions.
23598 2008-03-18 Jan Hubicka <jh@suse.cz>
23600 * tree-pretty-print.c: Include predict.h.
23601 (dump_generic_node): Dump predictor.
23602 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23603 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23604 * gimple-low.c (lower_stmt): Likewise.
23605 * expr.c (expand_expr_real): Likewise.
23606 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23608 (build_predict_expr, build_predict_expr): New.
23609 * predict.h (predictor_name, build_predict_expr): Update.
23610 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23611 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23612 * predict.def (PRED_CONTINUE): Update hitrate.
23613 * tree.def (PREDICT_EXPR): Define.
23614 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23615 do not handle BIND_EXPR.
23616 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23617 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23618 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23621 2008-03-18 Michael Matz <matz@suse.de>
23623 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23625 2008-03-18 Richard Guenther <rguenther@suse.de>
23627 * tree-gimple.h (is_gimple_invariant_address): Declare.
23628 (is_gimple_constant): Likewise.
23629 * tree-gimple.c (is_gimple_constant): New function.
23630 (is_gimple_invariant_address): Likewise.
23631 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23632 and is_gimple_invariant_address.
23633 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23635 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23636 an addressable base.
23638 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23640 PR middle-end/35611
23641 * gimplify.c (gimplify_expr): Gimplify second operand of
23644 2008-03-17 Richard Guenther <rguenther@suse.de>
23646 PR tree-optimization/19637
23647 * fold-const.c (fold_unary): Remove restrictions of removing
23648 intermediate pointer-conversions (P2)(P1)P0.
23649 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23650 conversion to void pointer.
23651 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23653 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23656 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23657 emulated thread local variables.
23659 2008-03-16 Richard Guenther <rguenther@suse.de>
23661 PR middle-end/35607
23662 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23663 expand TREE_INVARIANT operations that are not gimple invariant.
23665 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23667 * doc/extend.texi (Alignment): Say that the ABI controls
23668 the __alignof__ for non-strict-alignment targets rather
23669 than being a recommendation.
23671 2008-03-15 Paul Brook <paul@codesourcery.com>
23673 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23675 (arm_output_fn_unwind): Mark functions that can not be unwound.
23677 2008-03-15 Paul Brook <paul@codesourcery.com>
23679 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23680 extension instructions.
23682 2008-03-15 Richard Guenther <rguenther@suse.de>
23684 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23685 and fold constant aggregate refs.
23686 (fold_const_aggregate_ref): Handle string constants
23687 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23688 (evaluate_stmt): Simplify now that ccp_fold folds constant
23691 2008-03-15 Paul Brook <paul@codesourcery.com>
23693 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23694 (extzv): Use gen_extzv_t2.
23695 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23697 2008-03-15 Richard Guenther <rguenther@suse.de>
23699 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23700 (fold_const_aggregate_ref): Likewise.
23701 (get_value): Return NULL if we don't have any values.
23702 (ccp_finalize): Set const_val to NULL after freeing it.
23703 * tree-flow.h (get_symbol_constant_value): Declare.
23704 (fold_const_aggregate_ref): Likewise.
23705 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23707 2008-03-15 Richard Guenther <rguenther@suse.de>
23709 PR middle-end/35593
23710 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23711 to not produce negative array indices if not allowed. Add
23712 parameter to indicate that.
23713 (maybe_fold_offset_to_component_ref): Allow negative array
23714 indices only for the first member of a structure.
23715 (maybe_fold_offset_to_reference): Allow negative array indices.
23716 (maybe_fold_stmt_addition): Likewise.
23718 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23719 Anatoly Sokolov <aesok@post.ru>
23721 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23722 (avr_arch): Add ARCH_AVR6.
23723 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23724 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23725 instead of fixed value 2.
23726 (print_operand_address): Use gs() asm specifier instead of pm().
23727 (avr_assemble_integer): (Ditto.).
23728 (avr_output_addr_vec_elt): (Ditto.).
23729 (print_operand): Handle "!" code.
23730 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23731 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23732 (AVR_HAVE_EIJMP_EICALL): Define.
23733 (AVR_3_BYTE_PC): Redefine.
23734 (AVR_2_BYTE_PC): (Ditto.).
23735 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23736 (LINK_SPEC): Add atmega2560 and atmega2561.
23737 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23739 * config/avr/avr.md (call_insn): Use eicall instead of icall
23740 for 3 byte PC devices.
23741 (call_value_insn): (Ditto.).
23742 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23743 (indirect_jump): Use only for for 2 byte PC devices.
23744 (*tablejump): (Ditto.).
23745 (*indirect_jump_avr6): Add insn.
23746 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23747 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23748 instead of ijmp for 3 byte PC devices.
23749 (__tablejump2__): (Ditto.).
23750 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23751 (MULITLIB_DIRNAMES): (Ditto.).
23752 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23754 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23756 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23757 "sse2_umulsidi3". Use V1DI mode for operand 0.
23758 ("mmx_psadbw"): Use V1DI mode for operand 0.
23759 * config/i386/i386-modes.def (V1SI): New vector mode.
23760 * config/i386/i386.c (struct builtin_description)
23761 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23762 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23763 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23764 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23765 v1di_ftype_v8qi_v8qi type.
23766 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23768 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23769 __builtin_ia32_pmuludq]: Fix the mode of return value.
23771 2008-03-15 Richard Guenther <rguenther@suse.de>
23773 PR middle-end/35595
23774 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23777 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23779 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23780 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23781 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23782 unless TARGET_SERIALIZE_VOLATILE is enabled.
23783 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23784 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23785 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23787 2008-03-14 Richard Guenther <rguenther@suse.de>
23789 PR tree-optimization/34172
23790 * tree-flow.h (refs_may_alias_p): Declare.
23791 (get_single_def_stmt): Likewise.
23792 (get_single_def_stmt_from_phi): Likewise.
23793 (get_single_def_stmt_with_phi): Likewise.
23794 * tree-dfa.c (refs_may_alias_p): New function.
23795 (get_single_def_stmt): Likewise.
23796 (get_single_def_stmt_from_phi): Likewise.
23797 (get_single_def_stmt_with_phi): Likewise.
23798 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23799 (vn_reference_lookup_1): New helper function.
23800 (vn_reference_lookup): Walk the virtual use-def chain to
23801 continue searching for a match if the def does not alias the
23802 reference we are looking for.
23804 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23806 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23807 archive and Perzl. Update The Written Word listing.
23809 2008-03-14 Richard Guenther <rguenther@suse.de>
23811 PR tree-optimization/34043
23812 PR tree-optimization/33989
23813 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23815 (bitmap_find_leader): Use extra argument to verify dominance
23816 relationship inside a basic-block.
23817 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23818 (find_leader_in_sets): Adjust.
23819 (create_component_ref_by_pieces): Take extra argument for
23820 dominance check, handle lookup failures.
23821 (find_or_generate_expression): Likewise.
23822 (create_expression_by_pieces): Likewise.
23823 (insert_into_preds_of_block): Adjust.
23824 (create_value_expr_from): If asked for, verify all operands
23825 are in the blocks AVAIL_OUT set.
23826 (make_values_for_stmt): Check for SSA_NAMEs that are life
23827 over an abnormal edge.
23828 (compute_avail): Remove such check.
23829 (do_SCCVN_insertion): New function.
23830 (eliminate): If we do not find a leader suitable for replacement
23831 insert a replacement expression from SCCVN if available.
23832 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23833 (struct vn_ssa_aux): Add needs_insertion flag.
23834 * tree-ssa-sccvn.c (may_insert): New global flag.
23835 (copy_reference_ops_from_ref): Value-number union member access
23836 based on its size, not type and member if insertion is allowed.
23837 (visit_reference_op_load): For a weak match from union type
23838 punning lookup a view-converted value and insert a SSA_NAME
23839 for that value if that is not found.
23840 (visit_use): Make dumps shorter. Do not disallow value numbering
23841 SSA_NAMEs that are life over an abnormal edge to constants.
23842 (free_scc_vn): Release inserted SSA_NAMEs.
23843 (run_scc_vn): New flag to specify whether insertion is allowed.
23844 Process SSA_NAMEs in forward order.
23845 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23846 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23847 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23848 pointer type to/from integral types that do not change the
23849 precision to regular conversions.
23851 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23853 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23854 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23855 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23856 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23857 input arguments and the mode of return value. Built-in functions
23858 that operate on whole 64-bit MMX register now use V1DI mode.
23860 2008-03-13 Alon Dayan <alond@il.ibm.com>
23861 Olga Golovanevsky <olga@il.ibm.com>
23863 PR tree-optimization/35041
23864 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23865 to locate the right position in a statement.
23867 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23871 * config/i386/xmmintrin.h: Change all static inline functions to
23872 extern inline and add __gnu_inline__ attribute.
23873 * config/i386/bmintrin.h: Ditto.
23874 * config/i386/smmintrin.h: Ditto.
23875 * config/i386/tmmintrin.h: Ditto.
23876 * config/i386/mmintrin-common.h: Ditto.
23877 * config/i386/ammintrin.h: Ditto.
23878 * config/i386/emmintrin.h: Ditto.
23879 * config/i386/pmmintrin.h: Ditto.
23880 * config/i386/mmintrin.h: Ditto.
23881 * config/i386/mm3dnow.h: Ditto.
23883 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23885 PR middle-end/35185
23886 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23887 (lower_omp_2): New function.
23888 (lower_omp_1, lower_omp): Rewritten.
23890 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23893 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23894 with the phrase "Microsoft Windows compilers".
23895 (Push/Pop Macro Pragmas): New subsection. Document
23896 #pragma push_macro and pragma pop_macro.
23898 2008-03-12 Paul Brook <paul@codesourcery.com>
23900 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23902 2008-03-12 Paul Brook <paul@codesourcery.com>
23904 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23905 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23906 (thumb2_addsi_shortim): Rename ...
23907 (thumb2_addsi_short): ... to this. Allow register operands.
23908 (thumb2_subsi_short): New pattern.
23909 (thumb2_one_cmplsi2_short,
23910 thumb2_negsi2_short): New patterns and peepholes.
23912 2008-03-12 Paul Brook <paul@codesourcery.com>
23914 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23916 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23918 * config/i386/i386.md (int_cond): New code iterator.
23920 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23921 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23922 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23923 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23924 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23925 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23926 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23927 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23929 2008-03-12 Paul Brook <paul@codesourcery.com>
23931 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23932 instead of {arm,thumb}_compute_save_reg_mask.
23933 (output_return_instruction): Ditto.
23934 (thumb_unexpanded_epilogue): Ditto.
23935 (thumb1_expand_prologue): Ditto.
23936 (thumb1_output_function_prologue): Ditto.
23937 (arm_set_return_address): Ditto.
23938 (thumb_set_return_address): Ditto.
23939 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23940 regs to achieve stack alignment.
23941 (thumb1_compute_save_reg_mask): Fix compiler warning.
23942 (arm_output_epilogue): Use offsets->saved_regs_mask.
23943 Adjust stack pointer by poping call clobered registers.
23944 (arm_expand_prologue): Use offsets->saved_regs_mask.
23945 Adjust stack pointer by pushing extra registers.
23946 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23948 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23951 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23952 conversion to the operands of a multiplication.
23954 2008-03-12 Richard Guenther <rguenther@suse.de>
23956 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23957 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23958 * timevar.def (TV_TREE_PHIPROP): Add.
23959 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23960 pass description. Use TV_TREE_PHIPROP.
23961 * tree-ssa-forwprop.c: Remove phiprop code.
23963 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23965 PR middle-end/35549
23966 * omp-low.c (maybe_lookup_decl): Constify first argument.
23967 (use_pointer_for_field): Change last argument from bool to
23968 omp_context *. Disallow shared copy-in/out in nested
23969 parallel if decl is shared in outer parallel too.
23970 (build_outer_var_ref, scan_sharing_clauses,
23971 lower_rec_input_clauses, lower_copyprivate_clauses,
23972 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23974 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23975 Ira Rosen <irar@il.ibm.com>
23977 * tree-vectorizer.c (free_stmt_vec_info): New function.
23978 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23979 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23980 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23981 * tree-vect-transform.c (vectorizable_conversion): Free
23982 vec_oprnds0 if it was allocated.
23983 (vect_permute_store_chain): Remove unused VECs.
23984 (vectorizable_store): Free VECs that are allocated in the..
23986 (vect_transform_strided_load, vectorizable_load): Likewise.
23987 (vect_remove_stores): Simplify the code.
23988 (vect_transform_loop): Move code to vect_remove_stores().
23989 Call vect_remove_stores() and free_stmt_vec_info().
23991 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23993 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23994 TARGET_HPUX. Revise comment.
23995 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23996 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23997 Use sr4 variant of `be' instruction when not generating PIC code.
23998 (attr_length_call): Adjust for above change.
24000 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24002 * ipa-reference.c (static_execute): Remove module_statics_const and
24003 associated setting code.
24005 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24008 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24009 predicate for operand 1.
24010 (paritysi2_cmp): Use register_operand predicate for operand 2.
24011 Use earlyclobber modifier for operand 1. Remove support for
24013 (paritydi2_cmp): Use register_operand predicate for operand 3.
24014 Use earlyclobber modifier for operand 1. Remove support for
24017 2008-03-11 Paul Brook <paul@codesourcery.com>
24018 Vladimir Prus <vladimir@codesourcery.com>
24020 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24021 (arm_compute_save_reg0_reg12_mask): Always
24022 check if register 11 must be saved. Always safe hard frame pointer
24023 when frame_pointer_needeed.
24024 (arm_compute_save_reg_mask): Save IP and PC
24025 only with apcs frames.
24026 (arm_output_epilogue): Adjust Thumb2 codepath to
24027 be also invoked and work for ARM non-apcs frames.
24028 (arm_expand_prologue): Don't bother saving IP
24029 for non-apcs frame, since it's not clobbered by
24030 prologue code. Implement non-apcs frame
24033 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24035 PR rtl-optimization/35281
24036 * expr.c (convert_move): Use a new pseudo for the intermediate
24037 from_mode->word_mode result.
24039 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24041 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24042 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24043 * toplev.c (compile_file): Don't call it.
24045 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24047 PR middle-end/35526
24048 * expr.c (store_expr): Call emit_block_move if the mode
24049 of "temp" RTX is BLKmode.
24051 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24052 Richard Guenther <rguenther@suse.de>
24054 PR tree-optimization/31358
24055 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24056 the step with a NULL_TREE.
24057 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24058 to sizetype if type is a pointer type.
24059 (add_candidate_1): Don't convert the base and step to
24060 the generic type if the orginal type is a pointer type.
24061 (add_iv_value_candidates): Use sizetype for the step
24062 if type is a pointer type.
24063 (cand_value_at): Likewise.
24064 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24066 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24067 Don't convert the tem affine to the type.
24068 (add_elt_to_tree): Use sizetype for the step if a pointer.
24069 Use POINTER_PLUS_EXPR for pointers.
24070 (aff_combination_to_tree): Use sizetype for the step if a
24073 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24075 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24076 Remove commutativity hint.
24078 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24082 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24083 errorneous type. Check that v is a VAR_DECL.
24085 PR middle-end/35099
24086 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24088 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24090 PR tree-optimization/35494
24091 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24092 may be overriden at link and run time.
24094 2008-03-10 Richard Guenther <rguenther@suse.de>
24096 PR tree-optimization/34677
24097 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24098 (poolify_tree): Likewise.
24099 (modify_expr_template): Likewise.
24100 (poolify_modify_stmt): Likewise.
24101 (insert_fake_stores): Handle all component-ref style stores
24102 in addition to INDIRECT_REF. Also handle complex types.
24103 Do not poolify the inserted load.
24104 (realify_fake_stores): Do not rebuild the tree but only
24105 make it a SSA_NAME copy.
24106 (init_pre): Remove initialzation of modify_expr_template.
24107 Do not allocate modify_expr_node_pool.
24108 (fini_pre): Do not free modify_expr_node_pool.
24110 2008-03-10 Paul Brook <paul@codesourcery.com>
24112 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24113 to avoid conflicts.
24115 2008-03-10 Paul Brook <paul@codesourcery.com>
24116 Mark Shinwell <shinwell@codesourcery.com>
24118 * config/arm/cortex-r4.md: New.
24119 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24121 * config/arm/arm.md: Include cortex-r4.md.
24122 (insn): Add smmls, sdiv and udiv values.
24123 (generic_sched): Don't use generic scheduling for Cortex-R4.
24124 (arm_issue_rate): New function.
24125 (TARGET_SCHED_ISSUE_RATE): Define.
24127 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24129 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24131 2008-03-10 Richard Guenther <rguenther@suse.de>
24133 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24134 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24136 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24138 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24139 Set default to true.
24141 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24143 * c.opt (Wsynth): Deprecate.
24144 * doc/invoke.texi (Option Summary, Warning Options): Document
24145 -Wno-format-contains-nul.
24147 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24150 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24151 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24153 2008-03-09 Ira Rosen <irar@il.ibm.com>
24155 * config/rs6000/rs6000.c (builtin_description): Rename vector
24156 left shift operations.
24157 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24158 (altivec_vsl<VI_char>): Rename to ...
24159 (ashl<mode>3): ... new name.
24160 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24162 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24164 2008-03-08 Richard Guenther <rguenther@suse.de>
24166 * coverage.h (tree_coverage_counter_addr): Declare.
24167 * coverage.c (tree_coverage_counter_addr): New function.
24168 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24169 before using again.
24170 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24171 (tree_gen_one_value_profiler): Likewise.
24172 (tree_gen_ic_profiler): Likewise.
24173 (tree_gen_average_profiler): Likewise.
24174 (tree_gen_ior_profiler): Likewise.
24176 2008-03-08 Richard Guenther <rguenther@suse.de>
24178 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24179 (vn_binary_op_insert): Likewise.
24180 (vn_unary_op_lookup): Likewise.
24181 (vn_unary_op_insert): Likewise.
24182 (vn_nary_op_lookup): Declare.
24183 (vn_nary_op_insert): Likewise.
24184 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24185 and binary hashes, use a single obstack for unary_op_pool
24186 and binary_op_pool.
24187 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24188 a single struct vn_nary_op_s. Store tree code length and
24189 a variable number of operands.
24190 (struct vn_reference_op_struct): Remove unused op2.
24191 (vn_reference_op_eq): Do not compare op2.
24192 (vn_reference_op_compute_hash): Do not compute hash of op2.
24193 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24194 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24195 with vn_nary_op_compute_hash.
24196 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24197 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24199 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24201 (visit_unary_op): Call nary functions.
24202 (visit_binary_op): Likewise.
24203 (process_scc): Adjust for struct vn_tables_s changes.
24204 (allocate_vn_table): Likewise.
24205 (free_vn_table): Likewise.
24206 * tree-vn.c (vn_add): Call nary functions.
24207 (vn_lookup): Likewise.
24209 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24212 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24213 wdst back after sync_compare_and_swapqhi_internal.
24215 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24218 * config/i386/i386-modes.def (V1DI): New vector mode.
24219 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24220 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24221 (MMXMODE248): Ditto.
24222 (MMXMODE): Add V1DI mode.
24223 (mmxvecsize): Change DI mode to V1DI mode.
24224 ("mov<mode>): Use MMXMODEI8 mode iterator.
24225 ("*mov<mode>_internal_rex64"): Ditto.
24226 ("*mov<mode>_internal"): Ditto.
24227 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24228 ("mmx_sub<mode>3"): Ditto.
24229 ("mmx_adddi3"): Remove insn pattern.
24230 ("mmx_subdi3"): Ditto.
24231 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24232 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24233 ("mmx_ashl<mode>3"): Ditto.
24234 ("mmx_lshrdi3"): Remove insn pattern.
24235 ("mmx_ashldi3"): Ditto.
24236 * config/i386/i386.c (classify_argument): Handle V1DImode.
24237 (function_arg_advance_32): Ditto.
24238 (function_arg_32): Ditto.
24239 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24240 mmx_addv1di3 insn pattern.
24241 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24242 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24243 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24244 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24245 Remove definitions of built-in functions.
24246 (V1DI_type_node): New node.
24247 (v1di_ftype_v1di_int): Ditto.
24248 (v1di_ftype_v1di_v1di): Ditto.
24249 (v2si_ftype_v2si_si): Ditto.
24250 (v4hi_ftype_v4hi_di): Remove node.
24251 (v2si_ftype_v2si_di): Ditto.
24252 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24253 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24254 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24255 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24256 Add new builtins using def_builtin_const.
24257 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24258 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24259 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24260 * config/i386/mmintrin.h (__v1di): New typedef.
24261 (_mm_add_si64): Cast arguments to __v1di type.
24262 (_mm_sub_si64): Ditto.
24263 (_mm_sll_pi16): Cast __count to __v4hi type.
24264 (_mm_sll_pi32): Cast __count to __v2si type.
24265 (_mm_sll_si64): Cast arguments to __v1di type.
24266 (_mm_srl_pi16): Cast __count to __v4hi type.
24267 (_mm_srl_pi32): Cast __count to __v2si type.
24268 (_mm_srl_si64): Cast arguments to __v1di type.
24269 (_mm_sra_pi16): Cast __count to __v4hi type.
24270 (_mm_sra_pi32): Cast __count to __v2si type.
24271 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24272 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24273 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24274 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24275 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24276 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24277 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24278 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24279 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24280 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24281 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24282 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24284 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24286 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24288 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24291 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24292 reg+const addressing for Altivec modes. Don't generate reg+reg
24293 addressing for TFmode or TDmode quantities.
24295 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24297 * c-common.c (vector_types_convertible_p): Call langhook
24298 instead of comptypes.
24300 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24303 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24304 integral and scalar float variables which have a
24307 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24309 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24310 dwarf_register_span hook when emitting unwind information for
24311 register-to-memory saves.
24312 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24313 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24315 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24317 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24318 for the same VAR_DECL.
24320 2008-03-06 Tom Tromey <tromey@redhat.com>
24322 * treelang: Delete.
24323 * doc/standards.texi (Standards): Don't mention treelang.
24324 * doc/invoke.texi (Overall Options): Don't mention treelang.
24325 * doc/install.texi (Prerequisites): Don't mention bison or
24327 (Configuration): Don't mention treelang.
24328 (Building): Likewise.
24329 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24331 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24333 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24334 word-extractions out of a multi-word object.
24336 2008-03-06 Richard Guenther <rguenther@suse.de>
24338 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24339 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24340 result type and precision.
24341 * expr.c (get_inner_reference): Set unsignedp based on the result
24342 type of BIT_FIELD_REF.
24343 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24344 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24345 (try_instantiate_multiple_fields): Likewise. Use the correct type
24347 (sra_build_assignment): Likewise.
24348 (sra_build_elt_assignment): Likewise.
24349 (sra_explode_bitfield_assignment): Likewise.
24350 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24351 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24352 set BIT_FIELD_REF_UNSIGNED.
24353 (vectorizable_load): Likewise.
24355 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24357 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24360 2008-03-06 Richard Guenther <rguenther@suse.de>
24362 * alias.c (struct alias_set_entry): Move has_zero_child field
24363 to pack with alias_set.
24365 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24367 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24370 2008-03-05 Ian Lance Taylor <iant@google.com>
24372 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24374 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24376 * fwprop.c (update_df): Support width and offset parameters of
24378 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24379 global_conflicts): Change DF_REF_EXTRACT to either
24380 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24381 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24382 * df-scan.c (df_ref_record, df_defs_record,
24383 df_ref_create_structure, df_def_record_1, df_uses_record,
24384 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24385 df_bb_refs_collect, df_entry_block_defs_collect,
24386 df_exit_block_uses_collect): Support new width and offset fields.
24387 (ref_extract_pool): New storage pool.
24388 (df_free_ref): New function.
24389 (df_reg_chain_unlink, df_free_collection_rec,
24390 df_sort_and_compress_refs): Call df_free_ref.
24391 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24393 (df_ref_create_structure): Allocate df_ref_extract if offset and
24394 width fields are used.
24395 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24396 (df_uses_record): Get offset and width from ZERO_EXTRACT
24398 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24399 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24400 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24401 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24402 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24403 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24404 (df_ref_extract): New structure.
24405 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24406 (df_ref_create): Add width and offset parameters.
24408 2008-03-05 Richard Guenther <rguenther@suse.de>
24410 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24411 Use ranges_overlap_p.
24412 (offset_overlaps_with_access): Rename
24413 to ranges_overlap_p and move ...
24414 * tree-flow-inline.h (ranges_overlap_p): ... here.
24416 * tree.h (get_inner_reference, handled_component_p): Update
24419 * tree.h (record_component_aliases, get_alias_set,
24420 alias_sets_conflict_p, alias_sets_must_conflict_p,
24421 objects_must_conflict_p): Move declarations ...
24422 * alias.h (record_component_aliases, get_alias_set,
24423 alias_sets_conflict_p, alias_sets_must_conflict_p,
24424 objects_must_conflict_p): ... here.
24425 Include coretypes.h.
24426 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24428 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24430 * cfg.c: Include tree-flow.h.
24431 (remove_edge_raw): Call redirect_edge_var_map_clear.
24432 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24433 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24434 (redirect_edge_var_map_result): New.
24435 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24436 PENDING_STMT use with redirect_edge_var_map_*.
24437 * tree-ssa.c (edge_var_maps): New definition.
24438 (redirect_edge_var_map_add): New.
24439 (redirect_edge_var_map_clear): New.
24440 (redirect_edge_var_map_dup): New.
24441 (redirect_edge_var_map_vector): New.
24442 (redirect_edge_var_map_destroy): New.
24443 (ssa_redirect_edge): Replace PENDING_STMT use with
24444 redirect_edge_var_map_*.
24445 (flush_pending_stmts): Same.
24446 (delete_tree_ssa): Destroy edge var map.
24447 * tree-flow.h (struct _edge_var_map): New.
24448 Define edge_var_map vector type.
24449 Declare redirect_edge_var_map_* prototypes.
24450 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24451 * tree-cfg.c (reinstall_phi_args): Replace
24452 PENDING_STMT use with redirect_edge_var_map_*.
24454 2008-03-05 Richard Guenther <rguenther@suse.de>
24456 PR tree-optimization/35472
24457 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24458 whose single use_stmt has a overlapping set of loaded and
24459 stored symbols as that use_stmt might be a noop assignment then.
24461 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24463 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24465 2008-03-05 Richard Guenther <rguenther@suse.de>
24468 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24469 should be constants.
24470 * tree-cfg.c (verify_expr): Verify it.
24471 * fold-const.c (fold_truthop): Remove code generating
24472 BIT_FIELD_REFs of structure bases.
24473 (fold_binary): Likewise.
24474 (fold_ternary): Position and size of BIT_FIELD_REFs are
24475 always host integers.
24476 (make_bit_field_ref): Remove.
24477 (optimize_bit_field_compare): Remove.
24478 (all_ones_mask_p): Remove.
24480 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24483 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24484 (split_block_and_df_analyze): New. Split basic block and rebuild
24486 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24488 (split_pattern_seq): Likewise.
24489 (erase_matching_seqs): Likewise.
24490 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24492 2008-03-04 Geoff Keating <geoffk@apple.com>
24494 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24495 declaration and code.
24496 (tree_invalid_nonnegative_warnv_p): Likewise.
24498 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24500 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24501 examples. Truncate option-names then causing overfull hbox.
24503 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24506 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24508 * configure: Rebuilt.
24510 2008-03-04 Rafael Espíndola <espindola@google.com>
24512 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24513 (tree_unary_nonnegative_warnv_p): New.
24514 (tree_binary_nonnegative_warnv_p): New.
24515 (tree_single_nonnegative_warnv_p): New.
24516 (tree_invalid_nonnegative_warnv_p): New.
24517 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24519 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24522 * opts.c (handle_option): Postpone 'unknown option' errors only for
24525 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24528 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24531 2008-03-04 Rafael Espíndola <espindola@google.com>
24533 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24534 (tree_binary_nonzero_warnv_p): New.
24535 (tree_single_nonzero_warnv_p): New.
24536 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24538 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24540 PR middle-end/35456
24541 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24542 transformations for modes that have signed zeros.
24543 * ifcvt.c (noce_try_abs): Ditto.
24545 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24547 * config/i386/i386.c (override_options): Force
24548 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24550 2008-03-04 Jan Hubicka <jh@suse.cz>
24553 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24556 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24558 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24559 label to probe the stack.
24561 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24563 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24564 (__gthr_win32_mutex_destroy): Declare.
24565 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24566 __gthr_win32_mutex_destroy.
24567 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24569 2008-03-03 Jan Hubicka <jh@suse.cz>
24572 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24573 aggressive on inlining cold calls.
24575 2008-03-03 Richard Guenther <rguenther@suse.de>
24577 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24578 struct copies into the expression table.
24579 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24580 (try_to_simplify): Likewise.
24581 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24582 integral and pointer arguments which do not change the
24583 precision to NOP_EXPRs.
24584 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24585 VIEW_CONVERT_EXPR case.
24587 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24589 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24590 defined in a loop at depth 0 is invariant.
24591 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24592 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24593 be called at loop depth 0.
24595 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24598 * gcc.c (process_command): Update copyright notice dates.
24599 * gcov.c (print_version): Likewise.
24600 * gcov-dump.c (print_version): Likewise.
24601 * mips-tfile.c (main): Likewise.
24602 * mips-tdump.c (main): Likewise.
24604 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24607 * c-common.c (flag_permissive): Delete.
24608 (constant_expression_warnings): Check flags first.
24609 (constant_expression_error): New.
24610 * c-common.h (flag_permissive): Delete.
24611 (constant_expression_error): Declare.
24612 * flags.h (flag_permissive): Declare. Update description.
24613 * diagnostic.c (pedwarn): Update.
24615 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24616 (permissive_error_kind): New.
24617 * toplev.c (flag_permissive): Define. Update description.
24618 * toplev.h (permissive_error_kind): Declare.
24619 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24620 (pedwarn_c90): Use pedantic_warning_kind.
24621 * c-opts.c (c_common_post_options): flag_permissive does not affect
24622 flag_pedantic_errors.
24624 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24626 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24627 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24628 __absvsi2, __absvDI2): Use unsigned arithmetic.
24630 2008-03-02 Andi Kleen <ak@suse.de>
24631 Richard Guenther <rguenther@suse.de>
24633 * struct-equiv.c: Remove file.
24634 * cfg_cleanup.c (condjump_equiv_p): Remove.
24635 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24636 (struct-equiv.o): Remove rule.
24637 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24638 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24639 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24641 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24643 * ifcvt.c (noce_process_if_block): Try to handle only the then
24644 block if the else block exists but isn't suitable.
24646 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24649 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24650 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24651 regression from previous patch.
24653 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24656 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24658 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24659 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24660 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24661 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24662 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24663 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24664 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24665 (__gthread_mutex_destroy_function): Rename to
24666 __gthread_mutex_destroy.
24667 * gthr-dce.h (__gthread_mutex_destroy): Call
24668 pthread_mutex_destroy.
24669 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24670 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24671 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24673 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24675 * df-scan.c (df_ref_chain_change_bb): Simplify.
24676 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24677 set_block_for_insn if there's any change.
24678 * df.h ((df_insn_change_bb): Fix prototype.
24679 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24680 df_insn_change_bb, don't call set_block_for_insn.
24681 * emit-rtl.c (reorder_insns): Likewise.
24682 * haifa-sched.c (move_insn): Likewise.
24684 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24686 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24688 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24690 * tree-flow-inline.h (next_readonly_imm_use): Return
24691 NULL_USE_OPERAND_P after the end.
24693 2008-03-01 Richard Guenther <rguenther@suse.de>
24695 PR tree-optimization/35411
24696 * tree-sra.c (sra_build_assignment): Split conversion to
24697 final type to a separate statement if we are not assigning
24700 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24702 * fold-const.c (fold_convertible_p): Correct the logic to follow
24703 that in fold_convert().
24705 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24708 * tree-inline.c (build_duplicate_type): When we make a
24709 duplicate type, make it unique in the canonical types system.
24711 2008-02-29 Tom Tromey <tromey@redhat.com>
24713 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24714 input_file_stack_history, input_file_stack_restored): Remove.
24715 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24716 * input.h (struct file_stack): Remove.
24717 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24718 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24720 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24722 (diagnostic_last_module_changed): Add 'map' argument.
24723 (diagnostic_set_last_function): Likewise.
24724 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24725 line map, not input_file_stack.
24726 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24728 2008-02-29 Paul Brook <paul@codesourcery.com>
24730 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24732 2008-02-29 Paul Brook <paul@codesourcery.com>
24734 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24736 2008-02-29 Richard Guenther <rguenther@suse.de>
24738 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24740 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24741 value for comparing for a store match.
24742 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24743 (try_to_simplify): Do not do a full-blown reference lookup.
24745 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24747 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24748 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24750 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24752 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24754 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24755 strides against cache sizes.
24757 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24759 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24762 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24764 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24765 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24766 is smaller than the original promoted value.
24767 (simplify_subreg): If OP is a SUBREG, try to preserve its
24768 SUBREG_PROMOTED_VAR_P information.
24770 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24772 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24773 (VN_INFO_GET): Allocate new objects on the obstack.
24774 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24775 for rpo_numbers_temp, for consistency.
24776 (free_scc_vn): Free the obstack.
24778 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24780 * doc/invoke.texi: Document -ftree-loop-distribution.
24781 * tree-loop-distribution.c: New.
24782 * tree-pass.h (pass_loop_distribution): New.
24783 * graphds.h (struct graph): Add htab_t indices.
24784 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24785 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24786 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24787 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24788 * tree-data-ref.c (debug_data_dependence_relations): New.
24789 (dump_data_dependence_relation): Also print data references.
24790 (free_data_ref): Extern.
24791 (same_access_functions): Moved...
24792 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24793 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24794 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24795 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24796 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24797 (stmts_from_loop): Skip LABEL_EXPR.
24798 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24800 (build_rdg): Initialize rdg->indices htab.
24801 (free_rdg, stores_from_loop, ref_base_address,
24802 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24803 have_similar_memory_accesses_1, ref_base_address_1,
24804 remove_similar_memory_refs): New.
24805 * tree-data-ref.h: Depend on tree-chrec.h.
24806 (debug_data_dependence_relations, free_data_ref): Declared.
24807 (same_access_functions): ... here.
24808 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24810 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24811 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24812 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24813 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24814 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24815 rdg_vertex_for_stmt): Declared.
24816 (struct rdg_edge): Add level.
24818 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24819 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24821 (rdg_has_similar_memory_accesses): New.
24822 * tree-vect-analyze.c: Remove unused static decls.
24823 * lambda.h (dependence_level): New.
24824 * common.opt (ftree-loop-distribution): New.
24825 * tree-flow.h (mark_virtual_ops_in_bb,
24826 slpeel_tree_duplicate_loop_to_edge_cfg,
24827 rename_variables_in_loop): Declared.
24828 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24829 (OBJS-common): Add tree-loop-distribution.o.
24830 (tree-loop-distribution.o): New rule.
24831 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24832 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24833 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24835 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24838 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24839 other than structures and unions.
24841 2008-02-28 Richard Guenther <rguenther@suse.de>
24844 2008-02-26 Richard Guenther <rguenther@suse.de>
24846 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24847 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24848 (lookup_decl_from_uid): Declare.
24849 (remove_decl_from_map): Likewise.
24850 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24851 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24852 (decl_for_uid_map): New global hashtable mapping DECL_UID
24854 (init_ttree): Allocate it.
24855 (insert_decl_to_uid_decl_map): New helper function.
24856 (make_node_stat): Insert new decls into the map.
24857 (copy_node_stat): Likewise.
24858 (lookup_decl_from_uid): New function.
24859 (remove_decl_from_map): Likewise.
24860 (print_decl_for_uid_map_statistics): New helper.
24861 (dump_tree_statistics): Call it.
24863 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24864 (referenced_var_iterator): Adjust.
24865 (FOR_EACH_REFERENCED_VAR): Adjust.
24866 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24867 (num_referenced_vars): Adjust.
24868 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24869 (first_referenced_var): Remove.
24870 (end_referenced_vars_p): Likewise.
24871 (next_referenced_var): Likewise.
24872 (referenced_var_iterator_set): New helper function.
24873 * tree-dfa.c (referenced_var_lookup): Adjust.
24874 (referenced_var_check_and_insert): Likewise.
24875 (remove_referenced_var): Likewise.
24876 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24877 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24878 (verify_call_clobbering): Likewise.
24879 (verify_memory_partitions): Likewise.
24880 (init_tree_ssa): Allocate bitmap instead of hashtable for
24882 (delete_tree_ssa): Adjust.
24883 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24884 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24885 (compute_tag_properties): Likewise.
24886 (set_initial_properties): Likewise.
24887 (find_partition_for): Likewise.
24888 (update_reference_counts): Likewise.
24889 (dump_may_aliases_for): Likewise.
24890 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24891 (add_call_clobber_ops): Likewise.
24892 (add_call_read_ops): Likewise.
24893 (get_asm_expr_operands): Likewise.
24894 * tree-into-ssa.c (dump_decl_set): Likewise.
24895 (update_ssa): Likewise.
24896 * tree-sra.c (scan_function): Likewise.
24897 (decide_instantiations): Likewise.
24898 (scalarize_parms): Likewise.
24899 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24900 (dsa_named_for): Likewise.
24901 * tree-ssa-structalias.c (update_alias_info): Likewise.
24902 (merge_smts_into): Likewise.
24904 2008-02-27 David Daney <ddaney@avtrex.com>
24907 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24908 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24909 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24910 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24911 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24913 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24916 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24917 (BUILT_IN_NEXTTOWARD): Remove.
24918 (BUILT_IN_NEXTTOWARDF): Ditto.
24919 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24920 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24922 2008-02-27 Tom Tromey <tromey@redhat.com>
24924 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24925 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24927 2008-02-27 Jan Beulich <jbeulich@novell.com>
24929 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24930 update the respective field on newdecl.
24932 2008-02-27 Revital Eres <eres@il.ibm.com>
24934 PR rtl-optimization/34999
24935 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24936 crossing edges that ends with a call insn.
24937 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24938 call insn and clear the EDGE_CROSSING flag of the crossing edge
24939 when fixing fallthru edges.
24941 2008-02-27 Richard Guenther <rguenther@suse.de>
24943 PR middle-end/35390
24944 * fold-const.c (fold_unary): Return the correct argument,
24945 converted to the result type.
24947 2008-02-27 Richard Guenther <rguenther@suse.de>
24949 PR middle-end/34971
24950 * expr.c (expand_expr_real_1): Assert on rotates that operate
24952 * fold-const.c (fold_binary): Use the types precision, not the
24953 bitsize of the mode if folding rotate expressions. Build rotates
24954 only for full modes.
24956 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24958 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24959 and CPP_PRAGMA_EOL.
24960 * c-pragma.c (pragma_ns_name): New typedef.
24961 (registered_pp_pragmas): New variable.
24962 (c_pp_lookup_pragma): New function.
24963 (c_register_pragma_1): If flag_preprocess_only, do nothing
24964 for non-expanded pragmas, for expanded ones push pragma's
24965 namespace and name into registered_pp_pragmas vector.
24966 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24967 flag_preprocess_only, don't register GCC pch_preprocess
24968 pragma if flag_preprocess_only.
24969 * c-opts.c (c_common_init): Call init_pragma even if
24970 flag_preprocess_only.
24971 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24972 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24973 cpp_register_pragma if flag_preprocess_only.
24975 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24978 * c-parser.c (c_parser_translation_unit): Warn for empty
24979 translation unit, not empty source file.
24981 2008-02-26 Paul Brook <paul@codesourcery.com>
24983 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24984 operand for Thumb-2.
24985 * config/arm/arm.h (reg_class): Add CORE_REGS.
24986 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24987 (BASE_REG_CLASS): Use CORE_REGS.
24988 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24989 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24990 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24991 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24992 ARM_REGNO_OK_FOR_INDEX_P.
24993 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24994 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24995 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24996 (ldm/stm peepholes): Ditto.
24997 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24998 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24999 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25000 * config/arm/constraints.md: Enable "k" constraint on ARM.
25002 2008-02-27 Ben Elliston <bje@au.ibm.com>
25004 * config/rs6000/rs6000.c: Annotate cache line size field in all
25005 instances of struct processor_costs.
25007 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25009 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25010 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25011 jump_bypass): New counters.
25012 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25013 * dce.c (gate_ud_dce): Same.
25014 (gate_fast_dce): Same.
25015 * dse.c (gate_dse1): New function.
25016 (gate_dse2): New function.
25017 (gate_dse): Merge results of new gate functions.
25018 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25019 (gate_handle_jump_bypass): Add dbg_cnt.
25020 (gate_handle_gcse): Add dbg_cnt.
25021 * ifcvt.c (gate_handle_if_conversion): Same.
25022 (gate_handle_if_after_combine): Same.
25023 (gate_handle_if_after_reload): Same.
25024 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25026 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25028 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25030 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25032 2008-02-26 Jason Merrill <jason@redhat.com>
25035 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25036 alone if it's the naming decl for the type's main variant.
25038 2008-02-26 Tom Tromey <tromey@redhat.com>
25040 * system.h (USE_MAPPED_LOCATION): Poison.
25041 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25042 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25043 (make_goto_expr_edges): Likewise.
25044 (remove_bb): Likewise.
25045 (execute_warn_function_return): Likewise.
25046 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25048 * c-common.c (fname_decl): Remove old location code.
25049 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25051 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25053 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25054 (gen_rtx_ASM_INPUT): Likewise.
25055 (gen_rtx_ASM_INPUT_loc): Likewise.
25056 (get_rtx_asm_OPERANDS): Remove.
25057 * cfglayout.c (insn_locators_alloc): Remove old location code.
25058 (set_curr_insn_source_location): Likewise.
25059 (curr_insn_locator): Likewise.
25060 * print-tree.c (print_node): Remove old location code.
25061 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25062 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25063 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25064 location_from_locus.
25065 (construct_exit_block): Remove old location code.
25066 * emit-rtl.c (force_next_line_note): Remove old location code.
25067 * profile.c (branch_prob): Remove old location code.
25068 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25069 LOC_LINE): Remove old-location variants.
25070 * langhooks.c (lhd_print_error_function): Remove old location
25072 * configure, config.in: Rebuilt.
25073 * configure.ac (--enable-mapped-location): Remove.
25074 * c-decl.c (c_init_decl_processing): Remove old location code.
25075 (finish_function): Likewise.
25076 * recog.c (decode_asm_operands): Remove old location code.
25077 * c-pch.c (c_common_read_pch): Remove old location code.
25078 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25080 * gimple-low.c (lower_function_body): Remove old location code.
25081 * toplev.c (unknown_location): Remove.
25082 (push_srcloc): Remove old-location variant.
25083 (process_options): Remove old location code.
25084 (lang_dependent_init): Likewise.
25085 * input.h (UNKNOWN_LOCATION): Move definition.
25086 (location_t): Undeprecate.
25087 (source_locus): Remove.
25088 (location_from_locus): Remove.
25089 (struct location_s): Remove.
25090 Remove all old-location code.
25091 (input_line, input_filename): Remove.
25092 * final.c (final_scan_insn): Remove old location code.
25093 * diagnostic.c (diagnostic_build_prefix): Remove
25094 USE_MAPPED_LOCATION test.
25095 * tree.h (gimple_stmt) <locus>: Now a location_t.
25096 (tree_exp) <locus>: Likewise.
25097 (DECL_IS_BUILTIN): Remove old-location variant.
25098 (annotate_with_file_line, annotate_with_locus): Likewise.
25099 (expr_locus, set_expr_locus): Update.
25100 * tree.c (build1_stat): Remove old location code.
25101 (last_annotated_node): Remove.
25102 (annotate_with_file_line): Remove old-location variant.
25103 (annotate_with_locus): Likewise.
25104 (expr_location): Remove old location code.
25105 (set_expr_location): Likewise.
25106 (expr_has_location): Likewise.
25107 (expr_locus): Likewise.
25108 (set_expr_locus): Likewise.
25109 (expr_filename): Don't use location_from_locus.
25110 (expr_lineno): Likewise.
25111 * rtl-error.c (location_for_asm): Remove old location code.
25112 * c-lex.c (cb_line_change): Remove old location code.
25113 (fe_file_change): Likewise.
25114 (cb_def_pragma): Likewise.
25115 (c_lex_with_flags): Likewise.
25116 * gengtype.c (do_typedef): Don't special-case location types.
25117 (define_location_structures): Remove.
25118 (main): Don't call define_location_structures.
25119 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25122 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25125 * builtins.def (BUILT_IN_STDARG_START): Remove.
25126 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25127 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25128 * tree-inline.c (inline_forbidden_p_1): Likewise.
25130 2008-02-26 Richard Guenther <rguenther@suse.de>
25132 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25133 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25134 (lookup_decl_from_uid): Declare.
25135 (remove_decl_from_map): Likewise.
25136 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25137 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25138 (decl_for_uid_map): New global hashtable mapping DECL_UID
25140 (init_ttree): Allocate it.
25141 (insert_decl_to_uid_decl_map): New helper function.
25142 (make_node_stat): Insert new decls into the map.
25143 (copy_node_stat): Likewise.
25144 (lookup_decl_from_uid): New function.
25145 (remove_decl_from_map): Likewise.
25146 (print_decl_for_uid_map_statistics): New helper.
25147 (dump_tree_statistics): Call it.
25149 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25150 (referenced_var_iterator): Adjust.
25151 (FOR_EACH_REFERENCED_VAR): Adjust.
25152 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25153 (num_referenced_vars): Adjust.
25154 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25155 (first_referenced_var): Remove.
25156 (end_referenced_vars_p): Likewise.
25157 (next_referenced_var): Likewise.
25158 (referenced_var_iterator_set): New helper function.
25159 * tree-dfa.c (referenced_var_lookup): Adjust.
25160 (referenced_var_check_and_insert): Likewise.
25161 (remove_referenced_var): Likewise.
25162 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25163 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25164 (verify_call_clobbering): Likewise.
25165 (verify_memory_partitions): Likewise.
25166 (init_tree_ssa): Allocate bitmap instead of hashtable for
25168 (delete_tree_ssa): Adjust.
25169 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25170 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25171 (compute_tag_properties): Likewise.
25172 (set_initial_properties): Likewise.
25173 (find_partition_for): Likewise.
25174 (update_reference_counts): Likewise.
25175 (dump_may_aliases_for): Likewise.
25176 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25177 (add_call_clobber_ops): Likewise.
25178 (add_call_read_ops): Likewise.
25179 (get_asm_expr_operands): Likewise.
25180 * tree-into-ssa.c (dump_decl_set): Likewise.
25181 (update_ssa): Likewise.
25182 * tree-sra.c (scan_function): Likewise.
25183 (decide_instantiations): Likewise.
25184 (scalarize_parms): Likewise.
25185 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25186 (dsa_named_for): Likewise.
25187 * tree-ssa-structalias.c (update_alias_info): Likewise.
25188 (merge_smts_into): Likewise.
25190 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25193 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25194 * c-opts.c (c_common_handle_option): Wall enables
25195 Wvolatile-register-var.
25196 * common.opt: Move Wvolatile-register-var to...
25199 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25201 * common.opt (Wlarger-than=): New.
25202 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25204 * opts.c (common_handle_option): Handle -Wlarger-than=.
25205 * optc-gen.awk: Likewise.
25206 * opth-gen.awk: Likewise.
25207 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25208 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25210 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25212 * c-common.c (match_case_to_enum_1): Add appropriate
25213 OPT_W* parameter to warning.
25214 (c_do_switch_warnings): Likewise.
25215 * c-typeck.c (warning_init): Add one more parameter following
25216 'warning' function.
25217 (push_init_level): Update call to warning_init.
25218 (pop_init_level): Likewise.
25219 (add_pending_init): Likewise.
25220 (output_init_element: Likewise.
25222 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25225 * toplev.c (toplev_main): If there are warnings or error, print
25226 errors for ignored options.
25227 * opts.c (ignored_options): New static variable.
25228 (postpone_unknown_option_error): New.
25229 (print_ignored_options): New.
25230 (handle_option): Postpone errors for unknown -Wno-* options.
25231 * opts.h (print_ignored_options): Declare.
25233 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25235 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25238 2008-02-25 Richard Guenther <rguenther@suse.de>
25241 2008-02-25 Richard Guenther <rguenther@suse.de>
25243 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25244 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25245 (lookup_decl_from_uid): Declare.
25246 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25247 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25248 (decl_for_uid_map): New global hashtable mapping DECL_UID
25250 (init_ttree): Allocate it.
25251 (insert_decl_to_uid_decl_map): New helper function.
25252 (make_node_stat): Insert new decls into the map.
25253 (copy_node_stat): Likewise.
25254 (lookup_decl_from_uid): New function.
25255 (print_decl_for_uid_map_statistics): New helper.
25256 (dump_tree_statistics): Call it.
25258 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25259 (referenced_var_iterator): Adjust.
25260 (FOR_EACH_REFERENCED_VAR): Adjust.
25261 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25262 (num_referenced_vars): Adjust.
25263 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25264 (first_referenced_var): Remove.
25265 (end_referenced_vars_p): Likewise.
25266 (next_referenced_var): Likewise.
25267 (referenced_var_iterator_set): New helper function.
25268 * tree-dfa.c (referenced_var_lookup): Adjust.
25269 (referenced_var_check_and_insert): Likewise.
25270 (remove_referenced_var): Likewise.
25271 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25272 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25273 (verify_call_clobbering): Likewise.
25274 (verify_memory_partitions): Likewise.
25275 (init_tree_ssa): Allocate bitmap instead of hashtable for
25277 (delete_tree_ssa): Adjust.
25278 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25279 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25280 (compute_tag_properties): Likewise.
25281 (set_initial_properties): Likewise.
25282 (find_partition_for): Likewise.
25283 (update_reference_counts): Likewise.
25284 (dump_may_aliases_for): Likewise.
25285 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25286 (add_call_clobber_ops): Likewise.
25287 (add_call_read_ops): Likewise.
25288 (get_asm_expr_operands): Likewise.
25289 * tree-into-ssa.c (dump_decl_set): Likewise.
25290 (update_ssa): Likewise.
25291 * tree-sra.c (scan_function): Likewise.
25292 (decide_instantiations): Likewise.
25293 (scalarize_parms): Likewise.
25294 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25295 (dsa_named_for): Likewise.
25296 * tree-ssa-structalias.c (update_alias_info): Likewise.
25297 (merge_smts_into): Likewise.
25299 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25302 * doc/invoke.texi (-fcx-limited-range): Document new option.
25303 * toplev.c (process_options): Handle -fcx-fortran-rules.
25304 * common.opt: Add documentation for -fcx-fortran-rules.
25306 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25309 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25310 actual behaviour and C99.
25312 2008-02-26 Ben Elliston <bje@au.ibm.com>
25314 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25315 (ASM_CPU_POWER6_SPEC): Likewise.
25316 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25317 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25318 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25320 2008-02-25 Richard Guenther <rguenther@suse.de>
25322 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25323 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25324 (lookup_decl_from_uid): Declare.
25325 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25326 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25327 (decl_for_uid_map): New global hashtable mapping DECL_UID
25329 (init_ttree): Allocate it.
25330 (insert_decl_to_uid_decl_map): New helper function.
25331 (make_node_stat): Insert new decls into the map.
25332 (copy_node_stat): Likewise.
25333 (lookup_decl_from_uid): New function.
25334 (print_decl_for_uid_map_statistics): New helper.
25335 (dump_tree_statistics): Call it.
25337 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25338 (referenced_var_iterator): Adjust.
25339 (FOR_EACH_REFERENCED_VAR): Adjust.
25340 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25341 (num_referenced_vars): Adjust.
25342 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25343 (first_referenced_var): Remove.
25344 (end_referenced_vars_p): Likewise.
25345 (next_referenced_var): Likewise.
25346 (referenced_var_iterator_set): New helper function.
25347 * tree-dfa.c (referenced_var_lookup): Adjust.
25348 (referenced_var_check_and_insert): Likewise.
25349 (remove_referenced_var): Likewise.
25350 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25351 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25352 (verify_call_clobbering): Likewise.
25353 (verify_memory_partitions): Likewise.
25354 (init_tree_ssa): Allocate bitmap instead of hashtable for
25356 (delete_tree_ssa): Adjust.
25357 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25358 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25359 (compute_tag_properties): Likewise.
25360 (set_initial_properties): Likewise.
25361 (find_partition_for): Likewise.
25362 (update_reference_counts): Likewise.
25363 (dump_may_aliases_for): Likewise.
25364 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25365 (add_call_clobber_ops): Likewise.
25366 (add_call_read_ops): Likewise.
25367 (get_asm_expr_operands): Likewise.
25368 * tree-into-ssa.c (dump_decl_set): Likewise.
25369 (update_ssa): Likewise.
25370 * tree-sra.c (scan_function): Likewise.
25371 (decide_instantiations): Likewise.
25372 (scalarize_parms): Likewise.
25373 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25374 (dsa_named_for): Likewise.
25375 * tree-ssa-structalias.c (update_alias_info): Likewise.
25376 (merge_smts_into): Likewise.
25378 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25381 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25382 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25383 * alias.h (nonoverlapping_memrefs_p): Likewise.
25385 2008-02-25 Jan Beulich <jbeulich@novell.com>
25387 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25388 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25389 __emultls_get_address, __emultls_register_common,
25390 __floatundi?f, and _Unwind_GetIPInfo.
25391 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25392 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25393 (gen_regparm_prefix): Likewise.
25394 (i386_nlm_encode_section_info): Sync with
25395 config/i386/winnt.c:i386_pe_encode_section_info().
25396 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25397 i386_nlm_mangle_decl_assembler_name): New.
25398 (netware_override_options): New.
25399 * config/i386/netware.h (netware_override_options): Declare.
25400 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25401 (i386_nlm_mangle_decl_assembler_name): Declare.
25402 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25404 2008-02-25 Ben Elliston <bje@au.ibm.com>
25407 * c-decl.c (grokdeclarator): Remove unused local variables
25408 `typedef_type' and `type_as_written'.
25410 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25411 unused local variable `has_hot_blocks'.
25412 (fix_crossing_conditional_branches): Remove unused local variable
25415 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25417 PR middle-end/19984
25418 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25419 using DEF_C99_BUILTIN.
25420 (BUILT_IN_NANF): Ditto.
25421 (BUILT_IN_NANL): Ditto.
25423 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25424 Revital Eres <eres@il.ibm.com>
25426 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25427 regarding the order of two dependent insns in the same row.
25429 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25431 * stor-layout.c (layout_decl): Do not bump the alignment of a
25432 bit-field to more than byte alignment if it is packed.
25434 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25436 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25439 2008-02-24 Diego Novillo <dnovillo@google.com>
25441 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25444 * tree-vrp.c (vrp_evaluate_conditional): With
25445 -Wtype-limits, emit a warning when comparing against a
25446 constant outside the natural range of OP0's type.
25447 * c.opt (Wtype-limits): Move ...
25448 * common.opt (Wtype-limits): ... here.
25450 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25452 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25453 * config/rs6000/e300c2c3.md: New file.
25454 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25456 (rs6000_override_options): Add e300c2 and e300c3 cases to
25457 processor_target_table. Do not allow usage of Altivec or Spe
25458 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25459 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25460 * config/rs6000/rs6000.h (processor_type): Add
25461 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25462 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25463 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25464 and ppce300c3. Include e300c2c3.md.
25466 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25468 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25469 instead of TARGET_STRICT_ALIGN.
25471 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25473 * explow.c (memory_address): Assert that the generated address is
25476 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25479 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25480 * config/darwin-ppc-ldouble-patch.def: New file.
25481 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25482 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25483 SUBTARGET_INIT_BUILTINS if defined.
25484 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25487 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25490 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25491 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25493 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25496 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25497 file" warning condtional on -Winvalid-PCH.
25499 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25501 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25503 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25507 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25508 prevent reload from using MMX registers.
25509 (*mov<mode>_internal): Ditto.
25510 (*movv2sf_internal_rex64): Ditto.
25511 (*movv2sf_internal): Ditto.
25513 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25515 PR documentation/31569
25516 * doc/install.texi2html: Use makeinfo --no-number-sections.
25518 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25520 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25521 ensure that we can address an entire entity > 8 bytes. Don't
25522 generate reg+reg addressing for such data.
25524 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25526 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25527 strings when optimizing for size, unless the target cares about
25530 2008-02-22 Tom Tromey <tromey@redhat.com>
25532 * regclass.c (current_pass): Remove declaration.
25534 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25536 * config/avr/libgcc.S (__RAMPZ__): Define.
25537 (__do_copy_data): Add for devices with 128KB code memory.
25539 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25541 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25543 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25545 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25547 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25550 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25553 * c-typeck.c (build_binary_op): Warn about floating point
25554 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25556 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25559 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25560 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25562 (rs6000_override_options): Set altivec_abi as default, not override,
25563 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25564 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25565 is used; use new member spe_abi.
25566 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25567 spe_abi and altivec_abi.
25569 2008-02-22 Tomas Bily <tbily@suse.cz>
25571 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25573 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25576 * config.build (build_file_translate): Set to `CMD //c' only if
25578 * Makefile.in (build_file_translate): Improve comment.
25580 2008-02-21 Jan Hubicka <jh@suse.cz>
25582 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25583 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25584 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25586 2008-02-21 Michael Matz <matz@suse.de>
25589 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25591 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25593 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25594 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25595 as insn constraint.
25596 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25597 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25598 SSE_VEC_FLOAT_MODE_P as insn constraint.
25599 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25600 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25601 sse4a_movntdf using MODEF mode iterator.
25602 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25603 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25604 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25605 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25606 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25607 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25608 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25610 2008-02-21 Richard Guenther <rguenther@suse.de>
25612 * tree.def (PAREN_EXPR): New tree code.
25613 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25615 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25616 * expr.c (expand_expr_real_1): Likewise.
25617 * tree-inline.c (estimate_num_insns_1): Likewise.
25618 * tree-complex.c (expand_complex_move): Likewise.
25619 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25622 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25625 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25627 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25630 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25632 * config/sh/sh.c (find_barrier): Don't go past
25633 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25635 2008-02-20 DJ Delorie <dj@redhat.com>
25637 * config/h8300/h8300.md (insv): Force source operand to be a register.
25639 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25640 as a jump, not as a plain insn.
25642 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25644 * doc/invoke.texi (Warning Options): Add new option
25645 -Wframe-larger-than=.
25646 (-Wframe-larger-than): Document.
25648 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25649 Add declarations for new option variables.
25651 * final.c (final_start_function): Check the frame size
25652 before emission and issue a Wframe-larger-than warning.
25654 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25655 Add definitions for new option variables.
25656 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25658 * common.opt (Wframe-larger-than=): New option.
25660 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25662 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25663 (<sse>_div<mode>3): Ditto.
25664 (<sse>_vmdiv<mode>3): Ditto.
25665 (<sse>_vmsqrt<mode>2): Ditto.
25666 (*smax<mode>3): Ditto.
25667 (sse5_frcz<mode>2): Ditto.
25668 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25669 as insn constraint.
25671 2008-02-20 Richard Guenther <rguenther@suse.de>
25673 PR middle-end/35265
25674 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25675 be happy with INTEGRAL_TYPE_P.
25677 2008-02-20 Richard Guenther <rguenther@suse.de>
25679 * fold-const.c (split_tree): Associate floatig-point expressions
25680 if flag_associative_math is set.
25682 2008-02-20 Richard Guenther <rguenther@suse.de>
25684 * tree.h (fold_real_zero_addition_p): Declare.
25685 * fold-const.c (fold_real_zero_addition_p): Export.
25686 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25687 floating-point operations with zero and one.
25689 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25691 * doc/install.texi: Correct references to CFLAGS, replacing them
25692 with BOOT_CFLAGS. Document flags used during bootstrap for
25695 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25697 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25698 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25699 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25701 (smin<mode>3): Ditto from similar patterns.
25702 (smax<mode>3): Ditto.
25703 (*ieee_smin<mode>3): Ditto.
25704 (*ieee_smax<mode>3): Ditto.
25705 * config/i386/sse.md (sse): New mode attribute.
25706 (mov<mode>): Macroize expander from movv4sf and movv2df using
25707 SSEMODEF2P mode iterator.
25708 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25709 SSE_VEC_FLOAT_MODE_P as insn constraint.
25710 (storent<mode>): Ditto.
25711 (storent<mode>): Macroize expander from storentsf and storentdf using
25712 MODEF mode iterator.
25713 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25714 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25715 (abs<mode>2): Ditto from similar patterns.
25716 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25717 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25718 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25719 (<sse>_vmsqrt<mode>2): Ditto.
25720 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25721 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25722 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25723 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25724 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25725 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25726 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25728 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25729 iterator and SSE_FLOAT_MODE_P as insn constraint.
25730 (<sse>_ucomi): Ditto from similar patterns.
25731 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25732 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25733 SSE_VEC_FLOAT_MODE_P as insn constraint.
25734 (vcond<mode>): Ditto from similar patterns.
25735 (and<mode>3, *and<mode>3): Ditto.
25736 (<sse>_nand<mode>3): Ditto.
25737 (ior<mode>3, *ior<mode>3): Ditto.
25738 (xor<mode>3, *xor<mode>3): Ditto.
25739 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25740 iterator and SSE_FLOAT_MODE_P as insn constraint.
25741 (*nand<mode>3): Ditto from similar patterns.
25742 (*ior<mode>3): Ditto.
25743 (*xor<mode>3): Ditto.
25745 2008-02-20 Ira Rosen <irar@il.ibm.com>
25747 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25748 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25749 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25751 2008-02-19 Jan Hubicka <jh@suse.cz>
25753 * predict.c (tree_bb_level_predictions): Remove variable next
25754 mistakely introduced by previous commit.
25756 2008-02-19 Jan Hubicka <jh@suse.cz>
25758 * predict.c (predict_paths_leading_to): Rewrite.
25759 (predict_paths_for_bb): New.
25760 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25762 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25765 * Makefile.in (build_file_translate): New.
25766 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25767 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25768 * configure.ac (build_file_translate): Substitute it.
25769 * configure: Regenerate.
25771 2008-02-19 Jan Hubicka <jh@suse.cz>
25773 PR rtl-optimization/34408
25774 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25777 2008-02-19 Jan Hubicka <jh@suse.cz>
25779 PR middle-end/28779
25780 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25783 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25786 * config/i386/i386-modes.def: Revert the last DI alignment
25787 change until Ada people can look into it.
25789 2008-02-19 Nick Clifton <nickc@redhat.com>
25791 * opts.c (print_specific_help): Fix typo in --help text.
25793 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25796 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25797 32-bit inline asm without asm alternatives for host GCC < 3.0.
25799 2008-02-19 Richard Guenther <rguenther@suse.de>
25801 PR tree-optimization/34989
25802 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25803 Allow propagation to INDIRECT_REF if we can simplify only.
25805 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25807 * c-common.c (warn_for_collisions_1): Use appropriate option when
25810 2008-02-19 Nick Clifton <nickc@redhat.com>
25813 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25814 (handle_options): Fix indentation.
25815 (print_filtered_help): If no language-specific options were
25816 displayed tell the user how to list all the options supported by
25817 the language's front-end.
25818 (print_specific_help): Fix indentation and remove duplicate line.
25819 (common_handle_option): Handle the -v option.
25820 For --help enable the display of undocumented options if the -v
25821 switch has been included on the command line.
25822 For --help= check for overlaps in the arguments between the option
25823 classes and the language names and issue a warning when they
25824 cannot be disambiguated.
25825 * c.opt (v): Pass on to the common option handler.
25827 2008-02-19 Revital Eres <eres@il.ibm.com>
25829 * modulo-sched.c (sms_schedule): Change dump message when
25830 create_ddg function fails.
25831 (try_scheduling_node_in_cycle): Rename row to cycle.
25832 (print_partial_schedule): Rename CYCLE to ROW.
25834 2008-02-19 Christian Bruel <christian.bruel@st.com>
25835 Zdenek Dvorak <ook@ucw.cz>
25837 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25839 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25842 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25843 (*x86_movdicc_0_m1_se): Ditto.
25845 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25847 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25848 (CMPtype): Define as __gcc_CMPtype.
25849 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25850 (CMPtype): Define as __gcc_CMPtype.
25852 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25854 Support valgrind 3.3 for --enable-checking=valgrind.
25855 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25857 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25858 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25859 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25860 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25861 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25862 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25863 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25865 * ggc-zone.c: Similar.
25866 * ggc-page.c: Similar.
25868 2008-02-19 Paul Brook <paul@codesourcery.com>
25871 * config/arm/ieee754-df.S: Fix do_it typo.
25872 * config/arm/ieee754-sf.S: Fix do_it typo.
25874 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25877 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25878 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25879 (OPTION_MASK_ISA_SSE_SET): Likewise.
25880 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25881 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25882 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25883 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25884 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25885 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25886 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25887 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25888 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25889 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25890 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25891 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25892 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25893 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25894 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25895 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25896 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25897 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25898 (OPTION_MASK_ISA_SSE4): Removed.
25899 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25900 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25901 (override_options): Don't turn on implied SSE/MMX bits in
25904 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25906 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25909 2008-02-18 Joey Ye <joey.ye@intel.com>
25911 PR middle-end/34921
25912 * tree-nested.c (insert_field_into_struct): Set type alignment
25913 to field alignment if the former is less than the latter.
25915 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25917 * BASE-VER: Set to 4.4.0.
25919 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25921 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25922 * doc/cfg.texi: Likewise.
25923 * doc/extend.texi: Likewise.
25924 * doc/gty.texi: Likewise.
25925 * doc/invoke.texi: Likewise.
25926 * doc/loop.texi: Likewise.
25927 * doc/md.texi: Likewise.
25928 * doc/passes.texi: Likewise.
25929 * doc/rtl.texi: Likewise.
25930 * doc/sourcebuild.texi: Likewise.
25931 * doc/tm.texi: Likewise.
25932 * doc/tree-ssa.texi: Likewise.
25934 2008-02-17 Richard Guenther <rguenther@suse.de>
25936 PR middle-end/35227
25937 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25938 without default definition.
25940 2008-02-17 Richard Guenther <rguenther@suse.de>
25942 PR tree-optimization/35231
25943 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25946 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25949 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25950 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25951 libgcc_cmp_return mode.
25953 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25956 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25958 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25960 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25963 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25965 * doc/c-tree.texi: Use `@.' where appropriate.
25966 * doc/extend.texi: Likewise.
25967 * doc/install.texi: Likewise.
25968 * doc/invoke.texi: Likewise.
25969 * doc/loop.texi: Likewise.
25970 * doc/makefile.texi: Likewise.
25971 * doc/md.texi: Likewise.
25972 * doc/passes.texi: Likewise.
25973 * doc/standards.texi: Likewise.
25974 * doc/tm.texi: Likewise.
25976 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25978 PR middle-end/35196
25979 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25981 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25982 rather than in entry_bb.
25984 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25986 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25987 libgcc_cmp_return mode.
25989 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25991 PR middle-end/35130
25992 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25993 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25995 2008-02-15 Richard Guenther <rguenther@suse.de>
25996 Zdenek Dvorak <ook@ucw.cz>
25998 PR tree-optimization/35164
25999 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26000 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26001 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26002 Only propagate addresses which do not have abnormal SSA_NAMEs
26005 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26008 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26010 2008-02-15 Jan Hubicka <jh@suse.cz>
26012 PR middle-end/35149
26013 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26015 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26017 PR middle-end/34621
26018 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26019 when calculating alignment_pad.
26021 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26023 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26024 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26025 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26026 and STACK_BOUNDARY define.
26028 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26030 PR preprocessor/35061
26031 * c-pragma.c (handle_pragma_pop_macro): Check that
26032 pushed_macro_table has been allocated.
26034 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26036 PR middle-end/35136
26037 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26038 (force_gimple_operand): Likewise.
26039 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26040 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26041 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26042 (find_interesting_uses_address): Check addressability and alignment
26043 of the base expression only after substituting bases of IVs into it.
26045 2008-02-14 Michael Matz <matz@suse.de>
26048 * function.c (instantiate_virtual_regs_in_insn): Reload address
26049 before falling back to reloading the whole operand.
26051 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26053 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26054 before the first section switch note.
26056 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26058 * doc/bugreport.texi: Update copyright years.
26059 * doc/c-tree.texi: Likewise.
26060 * doc/cfg.texi: Likewise.
26061 * doc/cpp.texi: Likewise.
26062 * doc/cppinternals.texi: Likewise.
26063 * doc/fragments.texi: Likewise.
26064 * doc/frontends.texi: Likewise.
26065 * doc/gcc.texi: Likewise.
26066 * doc/gty.texi: Likewise.
26067 * doc/hostconfig.texi: Likewise.
26068 * doc/implement-c.texi: Likewise.
26069 * doc/libgcc.texi: Likewise.
26070 * doc/loop.texi: Likewise.
26071 * doc/makefile.texi: Likewise.
26072 * doc/options.texi: Likewise.
26073 * doc/passes.texi: Likewise.
26074 * doc/rtl.texi: Likewise.
26075 * doc/sourcebuild.texi: Likewise.
26076 * doc/standards.texi: Likewise.
26077 * doc/tree-ssa.texi: Likewise.
26078 * doc/trouble.texi: Likewise.
26080 * doc/extend.texi: Use @: or add comma where appropriate.
26081 * doc/invoke.texi: Likewise.
26082 * doc/tm.texi: Likewise.
26084 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26087 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26090 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26092 * doc/md.texi (clz, ctz): Add reference.
26093 * doc/rtl.texi (clz, ctz): Likewise.
26095 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26098 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26101 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26103 * config/s390/s390.c (struct constant_pool): New field
26104 emit_pool_after added.
26105 (s390_mainpool_start): Set the emit_pool_after flag according
26106 to the section switch notes.
26107 (s390_mainpool_finish): Consider emit_pool_after when emitting
26108 the literal pool at the end of the function.
26109 (s390_chunkify_start): Force literal pool splits at section
26112 2008-02-13 Michael Matz <matz@suse.de>
26115 * var-tracking.c (clobber_variable_part): Correctly traverse the
26118 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26121 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26122 Add -fdump-ipa-inline.
26123 * tree-dump.c (dump_files): Remove tree-inlined dump.
26124 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26126 2008-02-12 Richard Guenther <rguenther@suse.de>
26128 PR tree-optimization/35171
26129 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26132 2008-02-12 Richard Guenther <rguenther@suse.de>
26134 PR middle-end/35163
26135 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26136 value-preserving mode. Disallow final truncation.
26138 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26140 PR middle-end/35136
26141 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26142 code from here to...
26143 (force_gimple_operand): ...here.
26145 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26148 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26149 non-compatible pointers.
26150 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26151 different FIELD_DECLs, try harder by comparing field offsets, sizes
26154 PR inline-asm/35160
26155 * function.c (match_asm_constraints_1): Don't replace the same input
26158 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26160 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26161 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26162 (expand_epilogue): Restore RAMPZ register.
26163 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26165 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26167 * config/i386/cygwin.asm: (__alloca): Correct calling
26168 convention and alignment.
26169 (__chkstk): Force 8 byte stack alignment.
26171 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26172 Richard Guenther <rguenther@suse.de>
26174 PR tree-optimization/33992
26175 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26176 the zero we compare against.
26178 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26180 PR libfortran/35063
26181 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26182 to CloseHandle after unlocking to prevent accumulation of handle
26185 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26187 PR middle_end/34150
26188 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26189 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26190 and update LABEL_NUSES during and after reload.
26192 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26194 PR middle-end/34627
26195 * combine.c (simplify_if_then_else): Make sure the comparison is
26196 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26198 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26201 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26202 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26203 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26204 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26205 * tree.h (get_type_static_bounds): Likewise.
26207 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26209 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26210 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26211 Make -Wfoo language annotations match what the compiler outputs.
26213 2008-02-08 Sa Liu <saliu@de.ibm.com>
26215 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26216 intrinsics spu_convts, spu_convtu, spu_convtf.
26218 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26220 * doc/extend.texi (Function Attributes) <noinline>: Mention
26221 asm ("") as method to keep calls.
26223 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26226 * doc/options.texi (Options): Replace references to opts.sh with
26228 * opts-common.c: Likewise.
26229 * optc-gen.awk: Likewise.
26231 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26233 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26235 2008-02-07 Richard Henderson <rth@redhat.com>
26238 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26239 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26242 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26244 PR tree-optimization/35085
26245 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26246 for operand entry oe2 in addition to operand entry oe3 in order to
26247 expose more opportunities for vectorizer sum reduction.
26249 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26252 * Makefile.in (LIBS): Remove $(GMPLIBS).
26253 (cc1-dummy, cc1): Add $(GMPLIBS).
26255 2008-02-06 Jan Hubicka <jh@suse.cz>
26258 * i386.md (moddf_integer): Do not produce partial memory stalls for
26259 targets where it hurts.
26261 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26264 * optabs.c (expand_float): Do not check for decimal modes when
26265 expanding unsigned integer through signed conversion.
26267 2008-02-06 Nick Clifton <nickc@redhat.com>
26269 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26270 inside the clobber with a match_operand and duplicated operand
26271 number in the constraint.
26272 (ineqbranchsi): Delete redundant comment.
26274 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26276 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26277 builtin_define ("__USE_INIT_FINI__").
26278 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26280 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26282 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26284 PR documentation/30330
26285 * doc/invoke.texi (C++ Dialect Options)
26286 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26287 For each warning option -Wfoo that allows -Wno-foo, ensure both
26288 -Wfoo and -Wno-foo are listed in the option index. Fix index
26289 entry of -Wswitch-default, index -Wnormalized= including the
26290 `=', and -Wlarger-than-@var{len} including @var{len}.
26292 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26294 * config/i386/i386.md (floatunssisf2): Use
26295 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26296 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26297 Macroize expander using MODEF mode iterator.
26299 2008-02-05 Diego Novillo <dnovillo@google.com>
26301 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26304 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26306 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26309 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26311 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26314 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26315 to indicate if a message should be generated.
26316 (init_cumulative_args): Updated.
26317 (function_value_32): Likewise.
26319 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26321 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26323 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26326 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26327 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26329 2008-02-04 Diego Novillo <dnovillo@google.com>
26331 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26334 * tree-vrp.c (vrp_evaluate_conditional): With
26335 -Wtype-limits, emit a warning when comparing against a
26336 constant outside the natural range of OP0's type.
26338 2008-02-04 Richard Guenther <rguenther@suse.de>
26340 PR middle-end/33631
26341 * expr.c (count_type_elements): Give for unions instead of
26344 2008-02-04 Richard Guenther <rguenther@suse.de>
26346 PR middle-end/35043
26347 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26348 to TYPE_DOMAINs base type instead of using bitsizetype here.
26350 2008-02-03 Jason Merrill <jason@redhat.com>
26352 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26354 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26357 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26358 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26359 (RS/6000 and PowerPC Options): Fix typos and markup.
26360 * doc/passes.texi (Tree-SSA passes): Likewise.
26362 2008-02-02 Michael Matz <matz@suse.de>
26365 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26366 from record_last_reg_set_info.
26367 (record_last_reg_set_info): Take an RTX argument, iterate over all
26368 constituent hardregs.
26369 (record_last_set_info, record_opr_changes): Change calls to
26370 new signature or to record_last_reg_set_info_regno.
26372 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26374 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26376 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26378 PR rtl-optimization/34773
26379 * reg-notes.def (EQUAL): Mention significance of combination of
26380 REG_EQUAL and REG_RETVAL.
26381 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26382 insn that has a REG_RETVAL.
26384 2008-02-01 Roger Sayle <roger@eyesopen.com>
26387 * configure.ac (--enable-fixed-point): Disable unless explicitly
26389 * configure: Regenerate.
26391 2008-02-01 Richard Guenther <rguenther@suse.de>
26394 * invoke.texi (-finline-limit): Remove no longer true parts
26395 of the documentation. Note that there is no default value.
26397 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26398 Mark Mitchell <mark@codesourcery.com>
26399 Ben Elliston <bje@au.ibm.com>
26402 * doc/extend.texi (Other Builtins): Document.
26404 2008-01-31 Tom Browder <tom.browder@gmail.com>
26406 * doc/c-tree.texi (Types): Fix grammar.
26407 (Expression trees): Ditto.
26408 * doc/passes.texi (Tree-SSA passes): Ditto.
26410 * doc/configterms.texi (Configure Terms): Fix typo.
26411 * doc/cpp.texi (Common Predefined Macros): Ditto.
26412 * doc/md.texi (Machine Constraints): Ditto.
26414 * doc/makefile.texi (Makefile): Add comma.
26416 2008-01-31 Tom Browder <tom.browder@gmail.com>
26417 Gerald Pfeifer <gerald@pfeifer.com>
26419 * doc/sourcebuild.texi (Front End): Remove references to CVS
26420 and CVSROOT/modules.
26421 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26422 (Back End): Remove reference to CVS.
26424 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26427 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26429 (mips16_gp_pseudo_reg): ...here.
26430 * config/mips/mips.md (load_const_gp): Replace with...
26431 (load_const_gp_<mode>): ...this :P-based insn.
26433 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26435 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26436 options. Minor fixes.
26437 (-std): Move reference to standards closer to where language
26438 standards are first mentioned.
26440 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26442 PR rtl-optimization/34995
26443 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26444 parameter and return a bool. If the rtx parameter is nonnull,
26445 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26446 (find_reloads): Update call accordingly. Pass the new operand
26447 if it needed no address reloads, otherwise pass null.
26449 2008-01-30 Richard Henderson <rth@redhat.com>
26452 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26453 for unbounded arrays.
26455 2008-01-30 Silvius Rus <rus@google.com>
26457 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26459 2008-01-30 Jan Hubicka <jh@suse.cz>
26462 * i386.c (init_cumulative_args): Use real function declaration when
26465 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26467 PR rtl-optimization/34998
26468 * global.c (build_insn_chain): Treat non-subreg_lowpart
26469 SUBREGs of pseudos as clobbering all the words covered by the
26470 SUBREG, not just all the bytes.
26471 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26472 original df_ref rather than an extract parameter.
26473 (global_conflicts): Update call accordingly.
26475 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26477 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26478 the overflow check to make it easier to read.
26479 (__fixtfdi): Change the type of the ll member in union
26480 long_double to UDItype_x.
26482 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26484 PR middle-end/34969
26485 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26486 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26487 * tree-inline.c (fold_marked_statements): Call
26488 cgraph_update_edges_for_call_stmt if folding a call statement.
26489 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26490 debug_generic_stmt calls, reset it back afterwards.
26493 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26495 * c-typeck.c (build_external_ref): Don't pedwarn about
26496 static vars in current function's scope.
26498 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26500 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26502 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26505 * ipa-struct-reorg.c: Fix spelling.
26506 * params.def: Ditto.
26508 2008-01-29 Richard Guenther <rguenther@suse.de>
26510 PR middle-end/35006
26511 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26513 * tree-inline.c (remap_type): Increment remapping_type_depth
26514 around remapping types.
26515 (copy_body_r): Only add referenced variables if they are referenced
26516 from code, not types.
26518 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26529 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26530 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26532 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26535 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26536 pointer for tiny stack.
26538 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26540 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26542 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26544 * config/vx-common.h: Fix typo in comment.
26546 2008-01-28 Ian Lance Taylor <iant@google.com>
26550 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26551 coalesce pointers if they have different DECL_NO_TBAA_P values.
26552 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26553 between variables with different DECL_NO_TBAA_P values.
26555 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26558 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26559 are not legitimate small data references on SPE targets.
26561 2008-01-28 David Daney <ddaney@avtrex.com>
26563 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26565 2008-01-28 David Daney <ddaney@avtrex.com>
26567 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26569 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26571 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26572 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26573 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26574 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26575 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26576 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26577 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26578 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26580 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26582 * basic-block.h (condjump_equiv_p): Fix comment.
26584 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26586 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26587 print_generic_stmt_indented): Fix comment.
26589 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26591 * configure.ac (__stack_chk_fail): Add detecion for availability
26592 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26593 * configure: Regenerate.
26595 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26597 PR middle-end/34688
26598 * final.c (output_addr_const): Handle TRUNCATE.
26600 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26603 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26604 (zero_cost, infinite_cost): New constants.
26605 (struct cost_pair): Change type of cost to comp_cost.
26606 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26607 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26609 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26610 split_address_cost, ptr_difference_cost, difference_cost,
26611 get_computation_cost_at, get_computation_cost,
26612 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26613 determine_use_iv_cost_condition, determine_use_iv_costs,
26614 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26615 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26616 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26617 Change type of cost to comp_cost.
26618 (determine_iv_cost): Increase cost of non-original ivs, instead
26619 of decreasing the cost of original ones.
26620 (get_address_cost): Indicate the complexity of the addressing mode
26622 (try_add_cand_for): Prefer using ivs not specific to some object.
26623 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26625 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26626 Janis Johnson <janis187@us.ibm.com>
26629 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26630 (TARGET_INSTANTIATE_DECLS): Likewise.
26631 * target.h (expand_to_rtl_hook): New target hook.
26632 (instantiate_decls): Likewise.
26633 * function.c (instantiate_decl): Make non-static. Rename to...
26634 (instantiate_decl_rtl): ... this.
26635 (instantiate_expr): Use instantiate_decl_rtl.
26636 (instantiate_decls_1): Likewise.
26637 (instantiate_decls): Likewise.
26638 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26639 * function.h (instantiate_decl_rtl): Add prototype.
26640 * cfgexpand.c (target.h): New include.
26641 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26642 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26643 (TARGET_INSTANTIATE_DECLS): Likewise.
26644 (TARGET_INITIALIZER): New target hooks added.
26645 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26647 * config/rs6000/rs6000.c (tree-flow.h): New include.
26648 (machine_function): Add sdmode_stack_slot field.
26649 (rs6000_alloc_sdmode_stack_slot): New function.
26650 (rs6000_instantiate_decls): Likewise.
26651 (rs6000_secondary_memory_needed_rtx): Likewise.
26652 (rs6000_check_sdmode): Likewise.
26653 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26654 (TARGET_INSTANTIATE_DECLS): Likewise.
26655 (rs6000_hard_regno_mode_ok): Allow SDmode.
26656 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26657 (rs6000_emit_move): Handle SDmode.
26658 (function_arg_advance): Likewise.
26659 (function_arg): Likewise.
26660 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26661 SDmode var args for 32-bit compiles.
26662 (rs6000_secondary_reload_class): Handle SDmode.
26663 (rs6000_output_function_epilogue): Likewise.
26664 (rs6000_function_value): Simplify if statement.
26665 (rs6000_libcall_value): Likewise.
26666 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26667 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26668 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26669 (movsd_hardfloat): New define_insn.
26670 (movsd_softfloat): Likewise.
26671 (movsd_store): Likewise.
26672 (movsd_load): Likewise.
26673 (extendsddd2): Likewise.
26674 (extendsdtd2): Likewise.
26675 (truncddsd2): Likewise.
26676 (movdd_hardfloat64): Fixup comment.
26677 (UNSPEC_MOVSD_LOAD): New constant.
26678 (UNSPEC_MOVSD_STORE): Likewise.
26680 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26683 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26685 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26686 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26687 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26688 and TRUTH_XOR_EXPR.
26690 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26693 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26694 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26695 __LONGDOUBLE128 too.
26696 * config/rs6000/aix61.h: New file.
26698 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26700 PR rtl-optimization/34959
26701 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26702 popcount and parity rtxes the same mode as their operand.
26703 Truncate or extend the result to the return value's mode
26706 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26709 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26710 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26711 to GOT_VERSION_REGNUM.
26712 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26713 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26714 * config/mips/mips.c (mips_emit_call_insn): New function.
26715 (mips_call_tls_get_addr): Call mips_expand_call directly.
26716 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26718 (mips16_build_call_stub): Likewise. Return the call insn or null.
26719 (mips_expand_call): Update the call to mips16_build_call_stub
26720 accordingly and a remove redundant condition. Assert that MIPS16
26721 stubs do not use lazy binding. Use mips_emit_call_insn and return
26723 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26725 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26726 (mips_avoid_hazard): Remove hazard_set handling.
26727 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26728 (UNSPEC_RESTORE_GP): ...this.
26729 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26730 (FAKE_CALL_REGNO): Rename to...
26731 (GOT_VERSION_REGNUM): ...this.
26732 (type): Add "ghost" value. Add an associated insn reservation.
26733 (hazard_set): Remove.
26734 (exception_receiver): Rename to...
26735 (restore_gp): ...this and update the unspec identifier accordingly.
26736 (exception_receiver, nonlocal_got_receiver): New expanders.
26737 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26738 FAKE_CALL_REGNO. Remove hazard_set attribute.
26739 (set_got_version, update_got_version): New patterns.
26741 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26744 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26746 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26749 * doc/install.texi2html: Generate gcc-vers.texi.
26751 2008-01-25 DJ Delorie <dj@redhat.com>
26753 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26755 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26757 * config/c4x: Remove directory.
26758 * config.gcc (crx-*, mt-*): Mark obsolete.
26759 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26760 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26761 sh-*-rtemscoff*): Remove cases.
26762 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26763 * real.c (encode_c4x_single, decode_c4x_single,
26764 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26765 c4x_extended_format): Remove.
26766 * real.h (c4x_single_format, c4x_extended_format): Remove.
26767 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26769 (Pragmas): Remove comment about c4x pragmas.
26770 * doc/install.texi (c4x): Remove target-specific instructions.
26771 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26772 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26773 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26774 refer to C4x source files as examples.
26775 (C4X_FLOAT_FORMAT): Remove documentation.
26777 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26779 * config/bfin/bfin.c (override_options): Reorder tests so that
26780 flag_pic gets enabled for -msep-data.
26782 2008-01-25 Richard Guenther <rguenther@suse.de>
26784 PR middle-end/32244
26785 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26786 to its bitfield precision if required.
26788 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26790 PR middle-end/33880
26791 * tree-nested.c (walk_omp_for): New function.
26792 (convert_nonlocal_reference, convert_local_reference): Call
26793 walk_omp_for on OMP_FOR.
26794 (convert_call_expr): Call walk_body on OMP_FOR's
26795 OMP_FOR_PRE_INIT_BODY.
26797 2008-01-25 Richard Guenther <rguenther@suse.de>
26799 PR tree-optimization/34966
26800 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26801 default defs and PHI_NODEs we have to insert after the
26802 defining statement.
26804 2008-01-24 Nick Clifton <nickc@redhat.com>
26806 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26807 Provide a default definition.
26808 (LIBGCC2_UNITS_PER_WORD): Likewise.
26810 * config/stormy16/stormy16.c: Include df.h for the prototype
26811 for df_regs_ever_live_p.
26812 (xstormy16_expand_builtin_va_start): Convert the stack offset
26813 into a component_ref and then use POINTER_PLUS_EXPR to add it
26814 to the incoming_virtual_args_rtx.
26815 (xstormy16_gimplify_va_arg_expr): Rename to
26816 xstormy16_gimplify_va_arg_expr.
26817 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26818 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26819 xstormy16_gimplify_va_arg_expr.
26820 Fix up some formatting issues.
26822 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26823 Move to predicates.md.
26824 (xs_hi_general_operand): Likewise.
26825 (xs_hi_nonmemory_operand): Likewise.
26826 * config/stormy16/predicates.md:
26827 (xstormy16_carry_plus_operand): New predicate.
26828 (xs_hi_general_operand): New predicate.
26829 (xs_hi_nonmemory_operand): New predicate.
26830 * config/stormy16/stormy16-protos.h:
26831 (xstormy16_carry_plus_operand): Delete prototype.
26832 (xs_hi_general_operand): Likewise.
26833 (xs_hi_nonmemory_operand): Likewise.
26835 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26836 modifiers as they are no longer needed and they can trigger
26837 reload spill failures.
26839 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26840 with a match_operand in order to help reload.
26842 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26843 constraint with 'e' for the 8th alternative as this version of
26844 the mov.w instruction only accepts the lower 8 registers.
26846 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26849 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26850 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26853 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26855 PR middle-end/33333
26856 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26858 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26860 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26862 (remove_structure): Update allocations list before removing structure.
26864 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26866 * ipa-struct-reorg.c (is_safe_cond_expr,
26867 create_new_stmts_for_cond_expr): Use integer_zerop function,
26868 that recognize not only zero-pointer, but zero-integer too.
26870 2008-01-25 Ben Elliston <bje@au.ibm.com>
26873 * fixproto: Escape "." in sed expression that strips leading "./".
26875 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26878 * gcc.c (SWITCH_OK): Removed.
26879 (SWITCH_LIVE): Changed to bit.
26880 (SWITCH_FALSE): Likewise.
26881 (SWITCH_IGNORE): Likewise.
26882 (switchstr): Change live_cond to unsigned int.
26883 (process_command): Replace SWITCH_OK with 0.
26884 (do_self_spec): Likewise.
26885 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26886 (give_switch): Likewise.
26887 (used_arg): Likewise.
26888 (do_spec_1): Set the SWITCH_IGNORE bit.
26889 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26890 bits. Set the SWITCH_LIVE bit.
26892 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26894 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26896 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26898 PR tree-optimization/34472
26899 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26900 parameter to a "bool *" and set *DATA to false if there is
26901 an unsafe access. Do not delete the structure here.
26902 (check_cond_exprs): Delete it here instead.
26903 (check_cond_exprs, exclude_cold_structs): Do not increase
26904 I when removing a structure.
26906 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26909 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26910 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26912 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26914 PR middle-end/34934
26915 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26916 a fixed vector for stack.
26918 2008-01-24 Ben Elliston <bje@au.ibm.com>
26921 * doc/gcc.texi (Software development): Add a direntry for g++.
26923 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26925 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26926 stale and straggling -fforce-addr comments above.
26928 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26930 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26931 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26933 2008-01-23 Michael Matz <matz@suse.de>
26936 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26939 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26941 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26942 malloc result type.
26944 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26946 * config/avr/avr.c (avr_current_arch): New variable.
26947 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26948 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26949 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26950 (avr_override_options): Init 'avr_current_arch'.
26951 (base_arch_s): Move from here...
26952 * config/avr/avr.h (base_arch_s): ... here. Add new members
26953 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26954 'mega' to 'have_jmp_call'.
26955 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26956 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26958 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26960 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26961 MULTILIB_MATCHES): Ditto.
26963 2008-01-23 Richard Guenther <rguenther@suse.de>
26965 PR middle-end/31529
26966 * cgraphunit.c (cgraph_reset_node): Always mark the node
26967 not reachable if it is not queued already.
26969 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26971 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26972 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26973 (cputype_selected): New static variable.
26974 (bfin_handle_option): Set it if -mcpu is used.
26975 (override_option): Select default set of workarounds if no cpu type
26976 selected on the command line.
26977 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26979 From Michael Frysinger <michael.frysinger@analog.com>
26980 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26981 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26983 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26984 for bf547, bf523, bf524, and bf526.
26985 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26987 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26988 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26989 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26990 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26991 * doc/invoke.texi (Blackfin Options): Document that
26992 -mcpu now accept bf547, bf523, bf524, and bf526.
26994 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26996 PR rtl-optimization/34628
26997 * combine.c (try_combine): Stop and undo after the first combination
26998 if an autoincrement side-effect on the first insn has effectively
27001 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27004 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27005 Offset addresses are not valid for Altivec or paired float modes.
27007 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27010 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27011 if DECL_INITIAL (decl) is error_mark_node.
27014 * c-common.c (handle_vector_size_attribute): Only allow
27015 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27016 the same way as pointer, array etc. types.
27017 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27020 * tree.c (build_type_attribute_qual_variant): Call
27021 build_qualified_type if attributes are equal, but quals are not.
27023 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27026 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27027 * flags.h (warn_strict_aliasing): Remove.
27028 (warn_strict_overflow): Remove.
27029 * opts.c (warn_strict_aliasing): Remove.
27030 (warn_strict_overflow): Remove.
27031 * c-opts.c (c_common_handle_option): -Wall only sets
27032 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27033 (c_common_post_options): Give default values to -Wstrict-aliasing
27034 and -Wstrict-overflow if they are uninitialized.
27035 * common.opt (Wstrict-aliasing): Specify Var and Init.
27036 (Wstrict-overflow): Likewise.
27038 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27040 PR rtl-optimization/26854
27041 PR rtl-optimization/34400
27042 PR rtl-optimization/34884
27043 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27045 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27046 (df_rd_bb_info.expanded_lr_out): Deleted
27047 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27048 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27049 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27050 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27051 Removed code to allocate, initialize or free expanded_lr_out.
27052 (df_rd_bb_local_compute_process_def): Restructured to make more
27054 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27055 sets if the sets are being trimmed.
27057 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27060 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27061 (as_vers): Likewise.
27062 * configure: Regenerated.
27064 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27066 PR middle-end/33092
27067 * tree-pass.h (pass_build_alias): New pass.
27068 * tree-ssa-alias.c (gate_build_alias): New.
27069 (pass_build_alias): New.
27070 * passes.c (init_optimization_passes): Add pass_build_alias after
27071 pass_create_structure_vars.
27073 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27075 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27076 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27077 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27078 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27079 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27080 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27081 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27082 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27083 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27084 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27085 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27086 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27087 * config/s390/s390.md (FP_ALL): New mode iterator.
27088 (_d): New mode attribute.
27089 ("*signbit<mode>2>"): Changed mode of first operand.
27090 ("isinf<mode>2"): Changed mode of first operand.
27091 ("*TDC_insn"): Adaptation for DFP modes.
27093 2008-01-22 Ben Elliston <bje@au.ibm.com>
27095 * tree.c (check_qualified_type): Improve function description.
27097 2008-01-21 Jason Merrill <jason@redhat.com>
27100 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27101 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27104 2008-01-21 DJ Delorie <dj@redhat.com>
27106 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27109 2008-01-21 Richard Guenther <rguenther@suse.de>
27111 PR middle-end/34856
27112 * tree-cfg.c (verify_expr): Allow all invariant expressions
27113 instead of just constant class ones as reference argument.
27114 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27115 like any other constant.
27116 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27118 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27120 * regmove.c (fixup_match_1): Update call crossed frequencies.
27122 2008-01-21 Richard Guenther <rguenther@suse.de>
27125 * tree-inline.c (setup_one_parameter): Deal with mismatched
27126 types using a VIEW_CONVERT_EXPR.
27128 2008-01-21 Alon Dayan <alond@il.ibm.com>
27129 Olga Golovanevsky <olga@il.ibm.com>
27131 PR tree-optimization/34701
27132 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27133 when the structure size is not a power of 2.
27135 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27137 * doc/install.texi: Add doc for --enable-checking=df.
27139 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27141 PR rtl-optimization/34808
27142 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27144 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27146 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27149 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27151 PR rtl-optimization/26854
27152 PR rtl-optimization/34400
27153 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27155 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27156 (df_rd_bb_info.expanded_lr_out): New.
27157 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27158 * loop_iv.c (iv_analysis_loop_init): Ditto.
27159 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27160 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27161 Added code to allocate, initialize or free expanded_lr_out.
27162 (df_rd_bb_local_compute_process_def): Restructured to make
27163 more understandable.
27164 (df_rd_confluence_n): Add code to do nothing with fake edges and
27165 code to no apply invalidate_by_call sets if the sets are being trimmed.
27166 (df_lr_local_finalize): Renamed to df_lr_finalize.
27167 (df_live_local_finalize): Renamed to df_live_finalize.
27169 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27172 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27173 deciding whether to use reciprocal instructions.
27175 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27177 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27178 dwarf2out_note_section_used if cold_text_section is NULL.
27180 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27182 PR gcov-profile/34610
27183 * tree-cfg.c (make_edges): Mark both outgoing edges from
27184 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27185 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27186 from OMP_FOR and OMP_CONTINUE outgoing edges.
27188 * tree-profile.c (tree_profiling): Return early if
27189 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27191 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27192 from cfun to child_cfun.
27193 * function.h (struct function): Add after_tree_profile bit.
27195 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27197 * config/avr/avr.S (_exit): Disable interrupt.
27199 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27200 Steven Bosscher <stevenb.gcc@gmail.com>
27202 PR rtl-optimization/26854
27203 PR rtl-optimization/34400
27204 * df-problems.c (df_live_scratch): New scratch bitmap.
27205 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27206 (df_live_reset): Clear the proper bitmaps.
27207 (df_live_bb_local_compute): Only process the artificial defs once
27208 since the order is not important.
27209 (df_live_init): Init the df_live sets only with the variables
27210 found live by df_lr.
27211 (df_live_transfer_function): Use the df_lr sets to prune the
27212 df_live sets as they are being computed.
27213 (df_live_free): Free df_live_scratch.
27215 2008-01-18 Ian Lance Taylor <iant@google.com>
27217 * common.opt: Add fmerge-debug-strings.
27218 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27219 flag_merge_debug_strings rather than flag_merge_constants.
27220 * doc/invoke.texi (Option Summary): Mention
27221 -fmerge-debug-strings.
27222 (Debugging Options): Document -fmerge-debug-strings.
27224 2008-01-18 Ian Lance Taylor <iant@google.com>
27227 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27228 (struct tree_function_decl): Add new field operator_new_flag.
27229 * tree-inline.c (expand_call_inline): When inlining a call to
27230 operator new, force the return value to go into a variable, and
27231 set DECL_NO_TBAA_P on that variable.
27232 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27234 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27237 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27238 DWARF2_DEBUGGING_INFO.
27239 (dwarf2out_note_section_used): Ditto. Add prototype.
27240 (have_multiple_function_sections, text_section_used,
27241 cold_text_section_used, *cold_text_sections): Move declarations
27244 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27246 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27247 field and add signal_ra.
27248 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27249 assignments to frame state pc. Move end of stack check after
27250 MD_FALLBACK_FRAME_STATE_FOR.
27251 (uw_update_context_1): Use frame state signal_regs if set, instead
27252 of checking signal_frame flag.
27253 (uw_update_context): Use frame state signal_ra if set.
27254 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27255 * config/xtensa/linux-unwind.h: New file.
27257 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27259 * modulo-sched.c (get_sched_window): Fix comment typo.
27261 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27263 PR tree-optimization/34648
27264 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27266 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27268 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27269 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27271 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27273 PR rtl-optimization/34400
27274 * df-core.c (df_worklist_dataflow_overeager,
27275 df_worklist_dataflow_doublequeue): New functions.
27276 (df_worklist_dataflow): Two different worklist solvers.
27277 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27280 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27283 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27284 and ftree-parallelize-loops.
27286 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27288 PR rtl-optimization/34826
27289 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27291 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27293 * global.c (find_reg): Mark the eh regs as used if necessary.
27294 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27295 * ra.h (struct allocno): no_eh_reg field added. Changed
27296 no_stack_reg type to bitfield.
27298 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27300 * tree.c (substitute_in_expr): Add missing 'break'.
27302 2008-01-17 Richard Guenther <rguenther@suse.de>
27304 PR tree-optimization/34825
27305 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27306 x / x as division to handle.
27308 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27310 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27311 "-pthread" is specified.
27312 * pa-hpux11.h (LIB_SPEC): Likewise.
27314 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27315 Peter Bergner <bergner@vnet.ibm.com>
27317 PR rtl-optimization/33796
27318 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27320 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27322 PR libgfortran/34699
27323 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27325 * pa-hpux10.h (LINK_SPEC): Likewise.
27326 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27328 2008-01-16 Richard Guenther <rguenther@suse.de>
27330 PR middle-end/32628
27331 * fold-const.c (fold_convert_const_int_from_int): Do not
27332 set overflow if that occured only because of a sign extension
27333 change when converting from/to a sizetype with the same
27334 precision and signedness.
27336 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27339 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27340 location address to the correct place. Update copyright year.
27342 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27344 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27345 no dependences in the dependence_relations vector.
27347 2008-01-16 Jan Hubicka <jh@suse.cz>
27349 PR rtl-optimization/31396
27350 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27351 * cfg.c (dump_reg_info): Print it.
27352 * regs.h (struct reg_info_t): add freq_calls_crossed.
27353 (REG_FREQ_CALLS_CROSSED): New macro.
27354 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27355 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27356 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27357 regmove_optimize): Update call crossed frequencies.
27358 * local-alloc.c (struct qty): Add freq_calls_crossed.
27359 (alloc_qty): Copute freq_calls_crossed.
27360 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27361 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27362 * ra.h (struct allocno): Add freq_calls_crossed.
27364 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27366 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27367 libgomp when compiling with ftree-parallelize-loops.
27368 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27370 2008-01-16 Richard Guenther <rguenther@suse.de>
27372 PR tree-optimization/34769
27373 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27374 * tree.c (int_cst_value): Instead make this function more
27375 permissive in what it accepts as valid input. Document this
27376 function always sign-extends the value.
27378 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27379 Richard Guenther <rguenther@suse.de>
27382 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27383 (gimple_fold_indirect_ref_rhs): ... this.
27384 (gimple_fold_indirect_ref): New function with foldings
27385 that preserve lvalueness.
27386 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27387 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27388 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27389 to fold an INDIRECT_REF, fall back to the old use of
27390 fold_indirect_ref_1.
27392 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27394 * tree-data-ref.c (subscript_dependence_tester_1): Call
27395 free_conflict_function.
27396 (compute_self_dependence): Same.
27398 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27401 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27402 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27404 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27405 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27406 for DWARF2_UNWIND_INFO targets.
27408 2008-01-16 Richard Guenther <rguenther@suse.de>
27411 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27412 type qualifiers for function types.
27414 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27416 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27417 loop_iterator li from previous commit.
27419 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27421 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27423 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27425 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27426 (parallelize_loops): Don't parallelize irreducible components.
27428 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27431 * c-opts (c_common_post_options): Do not enable CPP
27432 flag_pedantic_errors by default.
27434 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27436 PR rtl-optimization/31944
27437 * cse.c (remove_pseudo_from_table): New function.
27438 (merge_equiv_classes): Use above function to remove pseudo-registers.
27439 (invalidate): Likewise.
27441 2008-01-13 Richard Guenther <rguenther@suse.de>
27443 PR middle-end/34601
27444 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27445 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27447 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27449 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27450 validate_change to unshare the source of the PC set.
27452 2008-01-12 Jan Hubicka <jh@suse.cz>
27454 PR middle-end/32135
27455 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27456 references above array bounds. This might trigger bounds checks for
27457 pointers to arrays.
27459 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27461 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27462 new_replaceable_dependencies.
27464 2008-01-12 Doug Kwan <dougkwan@google.com>
27466 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27467 instead of OPT_Wreturn_type in warning due to ignored return type
27469 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27470 options included in -Wextra.
27471 * c.opt: New option -Wignored_qualifiers.
27472 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27473 -Wignore_qualifiers.
27474 (-Wignored-qualifiers): Document.
27475 (-Wreturn-type): Remove description of functionality now handled
27476 by -Wignored-qualifiers.
27478 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27481 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27482 NOP_EXPR if it is between integral types with the same precision.
27484 2008-01-12 Jan Hubicka <jh@suse.cz>
27487 * invoke.texi (max-inline-recursive-depth): Fix default value.
27489 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27491 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27494 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27496 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27498 2008-01-11 James E. Wilson <wilson@specifix.com>
27501 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27503 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27505 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27506 save/restore frame pointer register and don't use 'call-prologues'
27507 optimization in function with "OS_task" attribute.
27509 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27511 PR middle-end/31309
27512 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27513 when copying to memory.
27515 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27517 PR rtl-optimization/30905
27518 * cfgcleanup.c: Include dce.h
27519 (crossjumps_occured): New global variable.
27520 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27521 If something changed, set crossjumps_occured to true.
27522 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27523 Don't add/remove fake edges to exit here...
27524 (cleanup_cfg): ...but do it here, when crossjumping.
27525 Run a fast DCE when successful crossjumps occured in the latest
27526 iteration of try_optimize_cfg.
27528 2008-01-11 Richard Guenther <rguenther@suse.de>
27530 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27531 (struct vn_unary_op_s): Likewise.
27532 (vn_reference_insert): Free old reference on hash collision.
27534 2008-01-10 Raksit Ashok <raksit@google.com>
27536 PR rtl-optimization/27971
27537 * combine.c (find_split_point): Split PLUS expressions which are
27538 inside a MEM rtx, and whose first operand is complex.
27540 2008-01-10 DJ Delorie <dj@redhat.com>
27542 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27543 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27544 (m32c_hard_regno_ok): Call the underlying function.
27546 2008-01-10 Richard Guenther <rguenther@suse.de>
27548 PR middle-end/34683
27549 * tree-cfg.c (tree_merge_blocks): Do not go through the
27550 full-blown folding and stmt updating path if we just deal
27551 with virtual operands.
27552 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27553 test for abnormal SSA_NAMEs.
27555 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27557 PR middle-end/34641
27558 * reload.c (push_reload): Add assertions. All constants from
27559 reg_equiv_constant should have been used for replacing the respective
27561 (find_reloads_address): Invoke find_reloads_address_part for
27562 constant taken from the reg_equiv_constant array.
27564 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27566 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27567 field (valnum) the first in the struct. Replace bools with
27570 2008-01-10 Richard Guenther <rguenther@suse.de>
27572 PR tree-optimization/34651
27573 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27574 types and ordering for masking and converting.
27576 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27578 PR tree-optimization/34017
27579 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27580 also for PHI_NODE expressions.
27582 2008-01-09 Jan Hubicka <jh@suse.cz>
27584 PR tree-optimization/34708
27585 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27586 based on number of case labels.
27587 (init_inline_once): Remove switch_cost.
27588 * tree-inline.h (eni_weights_d): Remove switch_cost.
27590 2008-01-09 Richard Guenther <rguenther@suse.de>
27591 Andrew Pinski <andrew_pinski@playstation.sony.com>
27593 PR middle-end/30132
27594 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27595 temporary if an rvalue is ok or an lvalue is not required.
27597 2008-01-09 Richard Guenther <rguenther@suse.de>
27599 PR middle-end/34458
27600 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27601 adjust return type.
27603 2008-01-09 Richard Guenther <rguenther@suse.de>
27605 PR middle-end/34679
27606 * tree.c (host_integerp): Check for sizetype only if the
27607 type is an integer type.
27609 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27612 * opts.c (decode_options): Disable inlining of functions called
27613 once if not in unit-at-a-time mode.
27615 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27617 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27619 2008-01-08 Richard Guenther <rguenther@suse.de>
27621 PR middle-end/31863
27622 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27623 out early if the result will be unused.
27625 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27630 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27631 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27634 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27636 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27637 for vectorization tuned.
27639 2008-01-08 Richard Guenther <rguenther@suse.de>
27641 PR tree-optimization/34683
27642 * tree-ssa-operands.c (operand_build_cmp): Export.
27643 * tree-ssa-operands.h (operand_build_cmp): Declare.
27644 * tree-vn.c (vuses_compare): Remove.
27645 (sort_vuses): Use operand_build_cmp.
27646 (sort_vuses_heap): Likewise.
27647 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27648 to re-use old VEC if available. Do not sort already sorted VUSEs.
27649 (vdefs_to_vec): Do not sort already sorted VDEFs.
27651 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27653 PR middle-end/34694
27654 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27656 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27659 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27660 limitations of reciprocal sequences on x86 targets.
27662 2008-01-08 Richard Guenther <rguenther@suse.de>
27664 PR tree-optimization/34683
27665 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27667 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27670 * config/darwin.c (darwin_mergeable_string_section): Don't use
27671 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27673 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27676 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27677 negxf2. Macroize expander using X87MODEF mode iterator. Change
27678 predicates of op0 and op1 to register_operand.
27679 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27680 expander using X87MODEF mode iterator. Change predicates of
27681 op0 and op1 to register_operand.
27682 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27683 corresponding patterns and macroize using MODEF macro. Change
27684 predicates of op0 and op1 to register_operand and remove
27685 "m" constraint. Disparage "r" alternative with "!".
27686 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27687 macroize using X87MODEF macro. Change predicates of op0 and op1
27688 to register_operand and remove "m" constraint. Disparage "r"
27689 alternative with "!".
27690 (absneg splitter with memory operands): Remove.
27691 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27692 patterns and macroize using X87MODEF mode iterator.
27693 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27694 Change predicate of op1 to register_operand.
27695 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27696 for memory operands.
27698 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27700 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27702 2008-01-07 Richard Guenther <rguenther@suse.de>
27704 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27707 2008-01-07 Richard Guenther <rguenther@suse.de>
27709 PR tree-optimization/34683
27710 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27711 VOPs of the needed size to save memory. Use VEC_quick_push
27712 to save compile-time.
27713 (vdefs_to_vec): Likewise.
27715 2008-01-07 Sa Liu <saliu@de.ibm.com>
27717 * config/spu/spu.md (divdf3): Genetate inline code for double
27718 division. The implementation doesn't handle INF or NAN, therefore it
27719 only applies when -ffinite-math-only is given.
27721 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27724 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27725 * doc/cpp.texi ([Common Predefined Macros]): Document.
27727 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27729 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27730 order to use commutative addition instead of subtraction.
27732 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27733 Mircea Namolaru <namolaru@il.ibm.com>
27734 Vladimir Yanovsky <yanov@il.ibm.com>
27735 Revital Eres <eres@il.ibm.com>
27737 PR tree-optimization/34263
27738 * tree-outof-ssa.c (process_single_block_loop_latch,
27739 contains_tree_r): New functions.
27740 (analyze_edges_for_bb): Call process_single_block_loop_latch
27741 function to empty single-basic-block latch block if possible.
27743 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27745 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27747 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27749 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27751 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27753 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27755 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27757 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27759 PR tree-optimization/34618
27760 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27763 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27766 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27767 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27768 Update copyright year.
27770 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27771 Update copyright year.
27772 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27775 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27777 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27778 edge does not point to current bb before changing need_assert.
27780 2008-01-04 Richard Guenther <rguenther@suse.de>
27782 PR middle-end/34029
27783 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27784 for verifying purposes if they are is_gimple_min_invariant.
27786 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27788 PR tree-optimization/34448
27789 PR tree-optimization/34465
27790 * gimplify.c (gimplify_init_constructor): Add new parameter
27791 notify_temp_creation. Use it.
27792 (gimplify_modify_expr_rhs): Take volatiles into account when
27793 optimizing constructors.
27794 Do not optimize constructors if gimplify_init_constructor will dump to
27796 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27797 * gcc.c-torture/compile/pr34448.c: New.
27799 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27801 PR gcov-profile/34609
27802 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27803 return_slot if result is TREE_ADDRESSABLE.
27805 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27807 * config/mips/mips.md (sqrt_condition): Tweak comment.
27808 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27810 2008-01-03 Tom Tromey <tromey@redhat.com>
27813 * c-common.c (c_type_hash): Handle VLAs.
27815 2008-01-03 Jan Hubicka <jh@suse.cz>
27817 PR tree-optimization/31081
27818 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27819 0 when inlining and not inlining to first basic block.
27820 (remap_decl): When var is initialized to 0, don't set default_def.
27821 (expand_call_inline): Set entry_bb.
27822 * tree-inline.h (copy_body_data): Add entry_bb.
27824 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27827 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27830 PR tree-optimization/29484
27831 * tree-inline.c (inline_forbidden_p_2): New function.
27832 (inline_forbidden_p): Disallow inlining if some static var
27833 has an address of a local LABEL_DECL in its initializer.
27834 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27837 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27839 PR tree-optimization/34635
27840 * tree-data-ref.c (add_other_self_distances): Make sure that the
27841 evolution step is constant.
27843 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27845 PR middle-end/34608
27846 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27848 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27850 * tree-sra.c (scalarize_init): Insert the generate_element_init
27851 statements after the generate_element_zero statements.
27853 2008-01-02 Richard Guenther <rguenther@suse.de>
27855 PR middle-end/34093
27856 PR middle-end/31976
27857 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27858 for very large number of operands instead of ICEing.
27860 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27863 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27864 while stack probing.
27866 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27868 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27871 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27873 PR libmudflap/26442
27874 * tree-mudflap.c (mx_register_decls): Guard warning by
27875 !DECL_ARTIFICIAL check.
27877 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27879 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27880 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27881 sse5_perm<mode>): Fix constraints.