1 2008-12-05 Ben Elliston <bje@au.ibm.com>
3 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
5 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
7 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
8 Gary Funck <gary@intrepid.com>
10 * cse.c (lookup_as_function): Delete mode frobbing code.
11 (equiv_constant): Re-implement it there for SUBREGs.
13 2008-12-04 Richard Guenther <rguenther@suse.de>
16 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
17 (tree-ssa-structalias.o): Remove errors.h dependency.
18 (tree-ssa-reassoc.o): Likewise.
19 * tree-ssa-reassoc.c: Do not include errors.h.
20 * tree-ssa-alias-warnings.c: Remove.
21 * tree-ssa-alias.c (compute_may_aliases): Remove call to
22 strict_aliasing_warning_backend.
23 * tree-ssa-structalias.c (emit_pointer_definition): New function.
24 (emit_alias_warning): Likewise.
25 (set_uids_in_ptset): Warn for clear cases of type-punning.
26 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
29 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
31 * cse.c (equiv_constant): Fix pasto.
33 2008-12-04 Nick Clifton <nickc@redhat.com>
35 * config/stormy16/stormy16.md: Remove extraneous spaces and
37 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
40 2008-12-04 Jakub Jelinek <jakub@redhat.com>
43 * fold-const.c (fold_checksum_tree): Allow modification of
46 2008-12-03 Jakub Jelinek <jakub@redhat.com>
49 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
50 have the right number of arguments.
52 2008-12-03 Richard Guenther <rguenther@suse.de>
55 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
58 2008-12-03 Tomas Bily <tbily@suse.cz>
61 * tree-loop-distribution.c (build_size_arg): New function.
62 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
63 Reorganized generating of stmts.
64 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
65 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
66 Indicate if analysis succeed.
67 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
68 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
69 Uses new definition of dr_analyze_innermost.
71 2008-12-03 Ben Elliston <bje@au.ibm.com>
73 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
75 2008-12-03 Jakub Jelinek <jakub@redhat.com>
77 PR tree-optimization/37716
78 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
79 all the needed operations as trees and gimplify_assign it to dst.
82 * configure.ac (gcc_cv_readelf): Look for readelf.
83 (gcc_cv_as_cfi_advance_working): Check for working
84 cfi advances with code alignment factor > 1.
85 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
87 * configure: Regenerated.
89 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
90 Jakub Jelinek <jakub@redhat.com>
91 Andrew Pinski <andrew_pinski@playstation.sony.com>
93 PR rtl-optimization/38281
94 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
95 set it to NULL_RTX afterwards.
97 * emit-rtl.c (set_insn_deleted): Fix formatting.
99 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
101 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
103 * config/mips/mips.md (IMOVE32): New mode iterator.
104 (movsi): Generalize with IMOVE32.
105 (*movsi_internal): Likewise.
106 (*mov<mode>_mips16): Likewise.
109 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
110 Maxim Kuvyrkov <maxim@codesourcery.com>
112 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
113 PC-relative addressing when compiling for uclinux PIC.
114 (__cmpdf_internal, __cmpsf_internal): Hide.
115 (__cmpdf, __cmpsf): Use PIC call sequence.
117 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
118 Jack Howarth <howarth@bromo.med.uc.edu>
120 * config/i386/t-darwin64: Add m32 multilib support.
122 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
124 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
126 2008-12-02 Jakub Jelinek <jakub@redhat.com>
129 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
130 before using it in POINTER_PLUS_EXPR.
132 2008-12-02 Richard Guenther <rguenther@suse.de>
134 PR tree-optimization/38359
135 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
138 2008-12-02 Martin Jambor <mjambor@suse.cz>
141 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
143 (forward_propagate_addr_into_variable_array_index): Check that the
144 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
145 than the gimple code directly.
147 2008-12-02 Ben Elliston <bje@au.ibm.com>
149 * config/spu/float_disf.c (__floatdisf): Prototype.
150 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
151 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
152 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
154 2008-12-02 DJ Delorie <dj@redhat.com>
156 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
157 (DWARF_CIE_DATA_ALIGNMENT): Define.
159 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
160 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
161 (xstormy16_expand_prologue): Likewise.
162 (xstormy16_expand_builtin_va_start): Likewise.
163 (xstormy16_gimplify_va_arg_expr): Likewise.
165 2008-12-02 Jakub Jelinek <jakub@redhat.com>
168 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
169 potentially returned from folding memcpy.
170 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
171 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
173 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
176 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
177 decoration of function RTL names here on Ada language.
179 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
181 PR rtl-optimization/38280
182 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
183 ira_rebuild_regno_allocno_list): New functions.
184 (regno_allocnos): New static variable.
185 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
186 Call ira_rebuild_regno_allocno_list.
188 2008-12-01 David Daney <ddaney@caviumnetworks.com>
189 Adam Nemet <anemet@caviumnetworks.com>
191 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
192 LINUX_DRIVER_SELF_SPECS.
194 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
196 PR rtl-optimization/37514
197 * reload1.c (reload_as_needed): Invalidate reg_last_reload
200 2008-12-01 Jakub Jelinek <jakub@redhat.com>
203 * c-omp.c (c_finish_omp_for): Only transform pointer
204 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
206 PR rtl-optimization/38245
207 * tree-vrp.c (abs_extent_range): New function.
208 (extract_range_from_binary_expr): Compute range
209 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
210 or includes zero or if vr1 is VR_RANGE and op0 has some
213 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
216 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
217 case by calculating ~(new_reg & val) instead of (~new_reg & val).
218 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
219 to (not:I48MODE (and:I48MODE (...))).
220 (sync_old_nand<mode>): Ditto.
221 (sync_new_nand<mode>): Ditto.
223 2008-12-01 Nick Clifton <nickc@redhat.com>
225 * config/stormy16/stormy16.md (CARRY_REG): New constant.
226 Replace uses of the "y" register class with direct references to
227 the CARRY_REG register.
228 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
229 register with clobbers of the carry register.
230 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
231 (xstormy16_split_cbranch): Remove redundant carry parameter.
232 (xstormy16_expand_arith): Likewise.
233 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
234 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
235 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
236 (CARRY_REGNUM): Define.
237 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
239 (xstormy16_expand_arith): Likewise.
241 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
243 * config/score/score.h (IRA_COVER_CLASSES): Define.
245 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
248 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
249 (divsi3_sp32): Add new alternative with 'K' for operand #2.
250 (cmp_sdiv_cc_set): Factor common string.
251 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
253 (cmp_udiv_cc_set): Factor common string.
255 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
258 * varasm.c (emutls_finish): Fix common registration.
260 2008-11-29 Jakub Jelinek <jakub@redhat.com>
263 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
265 2008-11-29 David Edelsohn <edelsohn@gnu.org>
267 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
268 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
269 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
270 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
271 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
272 Ignore sub-word case for now.
273 (sync_nand<mode>_internal): Represent NAND in RTL.
274 (sync_old_nand<mode): Same.
275 (sync_old_name<mode>_internal): Same.
276 (sync_new_nand<mode>): Same.
277 (sync_new_nand<mode>_internal): Same.
278 (sync_boolcshort_internal): Expect NAND.
280 2008-11-28 Richard Guenther <rguenther@suse.de>
282 PR tree-optimization/37955
283 PR tree-optimization/37742
284 * tree-vect-transform.c (vectorizable_store): Remove assert for
286 (vectorizable_load): Likewise.
288 2008-11-27 Richard Guenther <rguenther@suse.de>
290 * tree-ssa-structalias.c (intra_create_variable_infos): Make
291 a constraint for the static chain parameter.
293 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
295 * config/bfin/bfin.opt (micplb): New option.
296 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
297 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
298 ENABLE_WA_INDIRECT_CALLS): New macros.
299 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
301 (indirect_call_p): New function.
302 (workaround_speculation): Handle anomaly 05-00-0426 when
303 ENABLE_WA_INDIRECT_CALLS is true.
304 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
305 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
306 * doc/invoke.texi (Blackfin Options): Document -micplb.
308 2008-11-26 DJ Delorie <dj@redhat.com>
310 * config/m32c/mov.md ("extendhipsi2"): New.
312 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
314 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
315 * config/m32c/mov.md (zero_extendqihi2): Likewise.
317 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
319 * config/mips/mips.md (clear_hazard): Rename to
320 clear_hazard_<mode>. Use mode-specific addition.
321 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
322 or gen_clear_hazard_di depending on the size of Pmode.
324 2008-11-26 DJ Delorie <dj@redhat.com>
326 * configure.ac: Test m32c-elf-gas for .loc.
327 * configure: Likewise.
329 2008-11-26 Janis Johnson <janis187@us.ibm.com>
332 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
335 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/sync.md (memory_barrier_nosse): Disable also for
338 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
339 (memory_barrier): Do not generate memory_barrier_nosse instruction
341 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
343 2008-11-26 Fredrik Unger <fred@tree.se>
345 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
346 function name from __floatundisf.
347 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
350 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
351 Richard Guenther <rguenther@suse.de>
353 PR tree-optimization/37869
354 * tree-ssa-structalias.c (struct constraint_graph): Remove
355 pt_used and number_incoming members.
356 (build_pred_graph): Do not allocate them.
357 (condense_visit): Do not use them.
358 (label_visit): Likewise.
359 (free_var_substitution_info): Do not free them.
361 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
363 * doc/invoke.texi (ira-max-loops-num): Change semantics.
365 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
367 * ira-color.c (allocno_spill_priority): New function.
368 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
369 Print more info about the spilled allocno.
370 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
373 * ira-build.c (loop_node_to_be_removed_p): Remove.
374 (loop_compare_func, mark_loops_for_removal): New functions.
375 (remove_uneccesary_loop_nodes_from_loop_t): Use member
377 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
379 * ira.c (ira): Don't change flag_ira_algorithm.
381 * params.def (ira-max-loops-num): Change the value.
383 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
385 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
386 Disable unsupported alternative for ColdFire,
387 add new alternative that ColdFire can handle.
389 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
391 * regrename.c (merge_overlapping_regs): Add registers artificially
392 defined at the top of the basic block to the set of live ones just
393 before the first insn.
395 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
396 Joey Ye <joey.ye@intel.com>
399 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
400 false if we need to align the outgoing stack.
401 (ix86_update_stack_boundary): Check parm_stack_boundary.
403 2008-11-25 Richard Guenther <rguenther@suse.de>
407 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
408 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
409 in favor of dereferenced_ptrs.
410 (init_alias_info): Adjust.
411 (delete_alias_info): Likewise.
412 (compute_flow_insensitive_aliasing): Properly
413 include all aliased variables.
414 (update_alias_info_1): Use dereferenced_ptrs.
415 (setup_pointers_and_addressables): Likewise.
416 (get_smt_for): Honor ref-all pointers and pointers with known alias
418 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
420 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
423 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
424 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
426 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
428 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
430 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
432 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
434 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
437 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
438 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
440 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
442 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
443 UNSPECV_CMPXCHG_[12].
444 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
445 UNSPECV_CMPXCHG_[12].
448 * config/i386/sync.md (memory_barrier): New expander.
450 2008-11-24 Jakub Jelinek <jakub@redhat.com>
453 * dse.c (find_shift_sequence): Optimize extraction from a constant.
455 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
457 * pa.c (function_arg): Revert 2008-10-26 change.
459 2008-11-23 Helge Deller <deller@gmx.de>
461 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
462 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
463 succeeded and lws_ret is not equal to oldval.
465 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
467 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
469 2008-11-22 Andreas Schwab <schwab@suse.de>
471 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
474 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
476 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
477 Use constant 1 as the operand.
478 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
479 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
480 gen_rdhwr_synci_step_di depending on the size of Pmode.
482 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
485 * config/i386/i386.md (SWI248): New mode iterator.
486 (SWI32): Remove mode iterator.
487 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
488 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
489 iterator. Generate popcnt mnemonic without mode extensions
490 for Darwin x86 targets.
491 (*popcount<mode>2_cmp): Ditto.
492 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
493 extensions for Darwin x86 targets.
495 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
497 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
498 only if HAVE_AS_SPARC_UA_PCREL is defined.
500 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
502 * ira-costs.c (find_allocno_class_costs): Work out the maximum
503 allocno_costs value of the classees with the lowest total_costs
504 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
505 (setup_allocno_cover_class_and_costs): ...rather than here.
506 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
509 2008-11-22 Jakub Jelinek <jakub@redhat.com>
512 * builtins.c (expand_builtin_apply_args): Emit sequence before
513 parm_birth_insn instead of after entry_of_function's first insn.
516 * function.c (assign_parm_remove_parallels): Pass
517 data->passed_type as third argument to emit_group_store.
520 * final.c (mark_symbol_refs_as_used): New function.
521 * output.h (mark_symbol_refs_as_used): New prototype.
522 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
523 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
524 * config/arm/arm.md (consttable_4): Likewise.
527 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
529 2008-11-21 Jakub Jelinek <jakub@redhat.com>
532 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
533 propagate x = &a into *x = b if conversion from b to a's type is
536 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
538 * caller-save.c (insert_one_insn): Take into account REG_INC notes
539 for the liveness computation of the new insn.
541 2008-11-21 DJ Delorie <dj@redhat.com>
543 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
544 Moves to/from below100 space (W) can only use r0-r7.
546 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
549 * doc/invoke.texi (Optimization Options): Fix typo.
551 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
552 Xuepeng Guo <xuepeng.guo@intel.com>
554 * config.gcc (extra_headers): For x86 and x86-64, remove
555 gmmintrin.h, add immintrin.h and avxintrin.h.
557 * config/i386/gmmintrin.h: Renamed to ...
558 * config/i386/avxintrin.h: This. Issue an error if
559 _IMMINTRIN_H_INCLUDED is undedined.
561 * config/i386/immintrin.h: New.
563 2008-11-21 Jakub Jelinek <jakub@redhat.com>
566 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
567 mode of PLUS, not mode of the eliminated register.
569 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
571 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
572 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
573 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
574 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
575 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
576 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
577 (*nand<mode>3): Rename to *andnot<mode>3.
578 (*nandtf3): rename to *andnottf3.
579 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
580 Use CODE_FOR_mmx_andnotv2si3.
581 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
582 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
583 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
584 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
585 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
587 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
590 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
591 case by calculating ~(new_reg & val) instead of (~new_reg & val).
592 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
593 to (not:IMODE (and:IMODE (...))).
594 (sync_old_nand<mode>): Ditto.
595 (sync_new_nand<mode>): Ditto.
597 2008-11-20 Joseph Myers <joseph@codesourcery.com>
599 * config/arm/thumb2.md (thumb2_casesi_internal,
600 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
602 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
604 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
605 nand to the changed 4.4 semantic.
607 2008-11-20 Jakub Jelinek <jakub@redhat.com>
610 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
611 (fold_builtin_memory_op): Handle even the case where just one
612 of src and dest is an address of a var decl component, using
613 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
614 and readonly_data_expr src check.
615 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
618 PR rtl-optimization/36998
619 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
620 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
621 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
622 stack_adjust_offset callers.
623 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
625 (compute_barrier_args_size): Handle insns in annulled branches
628 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
631 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
632 Handle cases when integer argument crosses argument register boundary.
634 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
637 * config.gcc (i[34567]86-*-solaris2*): Don't include
638 i386/t-crtstuff here.
639 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
640 * config/i386/t-sol2: Move to libgcc/config/i386.
642 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
645 * tlink.c: Include "libiberty.h".
646 (initial_cwd): Change type into char *.
647 (tlink_init): Call getpwd instead of getcwd.
649 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
651 PR rtl-optimization/32283
652 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
653 of the induction variable to decide whether it may wrap.
654 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
655 initialization of the bound before the loop.
656 * simplify-rtx.c (simplify_binary_operation_1): Add two
657 simplifications regarding AND.
658 (simplify_plus_minus): Only fail if no simplification is possible.
659 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
661 2008-11-20 Jakub Jelinek <jakub@redhat.com>
664 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
665 checking until GIMPLE lowering.
666 * gimple-low.c (check_call_args): New function.
667 (lower_stmt) <case GIMPLE_CALL>: Call it.
669 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
671 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
672 with the same type as the first operand of the AND expression.
674 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
677 * ira-int.h (struct ira_loop_tree_node): New member
678 entered_from_non_parent_p.
680 * ira-color.c (print_loop_title): Print loop bbs.
682 * ira-emit.c (entered_from_non_parent_p,
683 setup_entered_from_non_parent_p): New functions.
684 (not_modified_p): Rename to store_can_be_removed_p. Check there
686 (generate_edge_moves): Use store_can_be_removed_p instead of
688 (ira_emit): Call setup_entered_from_non_parent_p.
690 * ira-build.c (copy_info_to_removed_store_destinations):
691 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
692 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
693 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
694 update all accumulated attributes.
696 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
699 * ira-int.h (ira_copy_allocno_live_range_list,
700 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
701 ira_finish_allocno_live_range_list): New prototypes.
702 (ira_allocno_live_ranges_intersect_p,
703 ira_pseudo_live_ranges_intersect_p): Remove.
705 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
706 ira_pseudo_live_ranges_intersect_p): Rename to
707 allocnos_have_intersected_live_ranges_p and
708 pseudos_have_intersected_live_ranges_p. Move them from here to ...
710 * ira-color.c: ... here
711 (coalesced_allocno_conflict_p): Use
712 allocnos_have_intersected_live_ranges_p.
713 (coalesced_allocnos_living_at_program_points,
714 coalesced_allocnos_live_at_points_p,
715 set_coalesced_allocnos_live_points): Remove.
716 (slot_coalesced_allocnos_live_ranges,
717 slot_coalesced_allocno_live_ranges_intersect_p,
718 setup_slot_coalesced_allocno_live_ranges): New.
719 (coalesce_spill_slots): Use ranges of coalesced allocnos.
720 (ira_sort_regnos_for_alter_reg): Use
721 allocnos_have_intersected_live_ranges_p.
722 (ira_reuse_stack_slot): Use
723 pseudos_have_intersected_live_ranges_p.
725 * global.c (pseudo_for_reload_consideration_p): Check
726 flag_ira_share_spill_slots too.
728 * ira-build.c (copy_allocno_live_range_list): Rename to
729 ira_copy_allocno_live_range_list. Make it external.
730 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
732 (ira_allocno_live_ranges_intersect_p): New.
733 (ira_finish_allocno_live_range_list): New.
734 (finish_allocno): Use it.
735 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
736 (copy_info_to_removed_store_destinations): Ditto. Use
737 ira_copy_allocno_live_range_list.
738 (ira_flattening): Use ira_merge_allocno_live_ranges.
740 * ira.c (too_high_register_pressure_p): New function.
741 (ira): Switch off sharing spill slots if the pressure is too high.
743 2008-11-19 Richard Guenther <rguenther@suse.de>
745 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
746 non-sizetype offsets if their precision matches that of the pointer.
747 * expr.c (expand_expr_real_1): Always sign-extend the offset
748 operand of a POINTER_PLUS_EXPR.
750 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
752 * config.gcc: Unobsolete mips-sgi-irix[56]*.
753 (mips-sgi-irix[56]*): No need to use fixproto.
755 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
756 Paul Brook <paul@codesourcery.com>
758 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
761 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
763 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
765 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
768 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
769 (separate_decls_in_region): Create shared struct even when there
772 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
774 * config/picochip/picochip.c (headers): Remove an unnecessary
777 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
780 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
781 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
783 * config/m68k/m68k.md: Adjust all conditional branches that use the
784 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
786 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
789 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
790 is a register or zero operand in the correct mode before generating
791 mtch1 insn or a register operand in the correct mode before generating
793 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
795 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
797 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
798 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
799 mipsisa*-*-elf*. Handle mipsisa64r2*.
800 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
801 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
803 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
804 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
806 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
807 Fix mips16 if mips64 or mips64r2 are multilib defaults.
808 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
811 2008-11-18 Jakub Jelinek <jakub@redhat.com>
814 * config/i386/i386.md (allocate_stack_worker_32,
815 allocate_stack_worker_64): Don't use match_dup between input and
817 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
818 * config/i386/i386.c (ix86_expand_prologue): Likewise.
820 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
822 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
823 is forced when trying to do a symbol link for it.
825 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
827 * expmed.c (extract_bit_field_1): Also use a temporary and
828 convert_extracted_bit_field when the conversion from ext_mode to
829 the target mode requires explicit truncation.
831 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
833 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
835 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
836 registers when not optimizing.
838 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
840 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
841 and its associated define_split. Expose the all-d alternative
842 to the register allocator, but mark it with "?". Mark the first
843 alternative with "*?*?".
844 (*mul_sub_si): Likewise.
845 (*mul_acc_si_r3900): New pattern.
847 2008-11-17 Jakub Jelinek <jakub@redhat.com>
850 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
851 propagating x = &a into *x = b, add a cast if not useless
852 type conversion or don't optimize if another stmt would be
855 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
858 * optabs.c (expand_sync_operation): Properly handle NAND case
859 by calculating ~(t1 & val) instead of (~t1 & val).
860 * builtins.c (expand_builtin_sync_operation): Warn for changed
861 semantics in NAND builtins.
862 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
864 * doc/invoke.texi (Warning options): Add Wsync-nand.
865 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
866 __sync_fetch_and_nand builtin operation in the example. Add a note
867 about changed semantics in GCC 4.4.
868 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
869 operation in the example. Add a note about changed semantics in
872 2008-11-16 Jan Hubicka <jh@suse.cz>
874 * cgraph.c (cgraph_function_body_availability): Fix test of externally
877 2008-11-16 Joshua Kinard <kumba@gentoo.org>
879 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
882 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
885 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
886 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
888 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
889 rather than call_really_used_regs when handling $gp.
891 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
894 * config/mips/mips.c (machine_function): Update the comment
895 above global_pointer.
896 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
897 that a function doesn't need a global pointer.
898 (mips_current_loadgp_style): Update accordingly.
899 (mips_restore_gp): Likewise.
900 (mips_output_cplocal): Likewise.
901 (mips_expand_prologue): Likewise.
903 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
905 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
906 parameter. Use DImode for computing the number of registers.
907 (function_arg): Adjust for above change.
908 (function_value): Likewise.
910 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
912 PR tree-optimization/37950
913 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
914 not computed for the current function.
916 2008-11-15 Jakub Jelinek <jakub@redhat.com>
919 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
920 gpr and other COMPONENT_REFs.
922 2008-11-15 Richard Guenther <rguenther@suse.de>
924 PR tree-optimization/38051
925 * tree-ssa-alias.c (update_alias_info_1): Manually find
928 2008-11-15 Joshua Kinard <kumba@gentoo.org>
930 * doc/invoke.texi (-mfix-r10000): Document.
931 * config/mips/mips.opt (mfix-r10000): New option.
932 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
933 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
934 (MIPS_COMPARE_AND_SWAP_12): Likewise.
935 (MIPS_SYNC_OP): Likewise.
936 (MIPS_SYNC_OP_12): Likewise.
937 (MIPS_SYNC_OLD_OP_12): Likewise.
938 (MIPS_SYNC_NEW_OP_12): Likewise.
939 (MIPS_SYNC_OLD_OP): Likewise.
940 (MIPS_SYNC_NAND): Likewise.
941 (MIPS_SYNC_OLD_NAND): Likewise.
942 (MIPS_SYNC_EXCHANGE): Likewise.
943 (MIPS_SYNC_EXCHANGE_12): Likewise.
944 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
946 (MIPS_SYNC_NEW_NAND): Likewise.
947 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
948 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
949 (mips_output_sync_loop): New function.
950 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
951 Make -mfix-r10000 require branch-likely instructions.
952 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
953 mips_output_sync_loop.
954 (compare_and_swap_12): Likewise.
955 (sync_add<mode>): Likewise.
956 (sync_<optab>_12): Likewise.
957 (sync_old_<optab>_12): Likewise.
958 (sync_new_<optab>_12): Likewise.
959 (sync_nand_12): Likewise.
960 (sync_old_nand_12): Likewise.
961 (sync_new_nand_12): Likewise.
962 (sync_sub<mode>): Likewise.
963 (sync_old_add<mode>): Likewise.
964 (sync_old_sub<mode>): Likewise.
965 (sync_new_add<mode>): Likewise.
966 (sync_new_sub<mode>): Likewise.
967 (sync_<optab><mode>): Likewise.
968 (sync_old_<optab><mode>): Likewise.
969 (sync_new_<optab><mode>): Likewise.
970 (sync_nand<mode>): Likewise.
971 (sync_old_nand<mode>): Likewise.
972 (sync_new_nand<mode>): Likewise.
973 (sync_lock_test_and_set<mode>): Likewise.
974 (test_and_set_12): Likewise.
976 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
978 * gcc.c (cc1_options): Fix comment.
980 2008-11-15 Jakub Jelinek <jakub@redhat.com>
983 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
984 argtype instead of result_type.
986 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
988 * ira-int.h (struct ira_loop_tree_node): Improve comments for
989 subloop_next/next and subloops/childen fields.
991 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
993 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
994 (STANDARD_INCLUDE_DIR): Redefine to "/include".
995 (LOCAL_INCLUDE_DIR): Undefine.
996 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
998 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1000 PR rtl-optimization/37397
1001 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1002 (ALLOCNO_BAD_SPILL_P): New macro.
1004 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1006 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1007 (create_cap_allocno, propagate_allocno_info,
1008 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1009 (update_bad_spill_attribute): New function.
1010 (ira_build): Call it.
1012 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1014 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1016 PR tree-optimization/38104
1017 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1018 before calling mark_symbols_for_renaming, not after it.
1020 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1022 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1023 (OVERRIDE_OPTIONS): Likewise.
1025 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1026 Andrew Stubbs <ams@codesourcery.com>
1027 Gunnar Von Boehn <gunnar@genesi-usa.com>
1030 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1031 the shorter LEA insn over ADD.L where possible.
1033 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1035 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1036 systems, which are assumend to always provide SSP-support in glibc.
1037 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1039 * configure: Regenerate.
1041 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1044 * function.c (gimplify_parameters): For callee copies parameters,
1045 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1047 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1050 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1051 x86 parts into the `i[34567]86-*-linux*' and parts that are
1052 independent of the processor architecture into the `*-*-linux*' cases.
1053 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1054 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1055 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1056 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1057 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1058 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1059 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1061 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1063 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1064 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1065 (ls2_idiv): Likewise idiv3.
1066 (ls2_prefetch): New reservation.
1067 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1068 * config/mips/mips.md (type): Add imul3nc and idiv3.
1069 (length): Handle idiv3.
1070 (any_mod): New code_iterator.
1071 (u): Handle MOD and UMOD.
1072 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1073 (prefetch): Handle TARGET_LOONGSON_2EF.
1075 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1078 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1079 (prune_unused_types_walk): Call it for non-perennial local classes.
1080 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1081 entry, just set it to 2 and recurse on children, don't walk attributes
1084 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1086 * c-common.c (warn_about_parentheses): Add missing whitespace
1089 2008-11-13 Paul Brook <paul@codesourcery.com>
1091 * doc/invoke.texi: Document --fix-cortex-m3.
1092 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1093 Cortex-M3 cpu is selected.
1094 (output_move_double): Avoid overlapping base register and first
1095 destination register when fix_cm3_ldrd.
1096 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1098 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1101 * gimple.h (gimple_range_check_failed): Remove prototype.
1102 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1104 (gimple_range_check_failed): Removed.
1106 2008-11-13 Andrew Haley <aph@redhat.com>
1109 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1112 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1116 2007-05-07 Mike Stump <mrs@apple.com>
1117 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1118 also checks for and while statements in C++.
1120 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1123 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1124 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1125 - which clones are reachable - as "abstract and needed".
1126 * cgraph.c (cgraph_release_function_body): If a node is
1127 "abstract and needed", do not release its DECL_INITIAL() content
1128 that will be needed to emit debug info.
1130 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1133 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1134 to set HAVE_GETIPINFO.
1135 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1136 * configure: Regenerate.
1137 * config.in: Regenerate.
1139 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1142 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1144 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1147 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1148 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1150 2008-11-12 Jason Merrill <jason@redhat.com>
1153 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1156 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1158 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1159 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1161 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1162 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1164 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1166 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1167 packed-stack special handling.
1168 (FRAME_ADDR_RTX): Add definition.
1170 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1173 * fold-const.c (native_encode_string): New function.
1174 (native_encode_expr): Use it for STRING_CST.
1176 2008-11-12 DJ Delorie <dj@redhat.com>
1178 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1179 insns if the intermediate value will be used later.
1181 2008-11-12 Andreas Schwab <schwab@suse.de>
1183 * config/m68k/m68k.c (print_operand): Mask off extra extension
1184 bits when writing out the representation of real values.
1186 2008-11-12 Ira Rosen <irar@il.ibm.com>
1188 PR tree-optimization/38079
1189 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1192 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1195 * c-pretty-print.c (pp_c_complex_expr): New function.
1196 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1199 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1200 than INNER and INNER is a constant, forcibly align INNER as much
1203 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1205 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1207 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1209 PR rtl-optimization/37363
1210 * simplify-rtx.c (simplify_plus_minus): Don't create
1211 (const (minus ...)) expresisons.
1213 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1215 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1218 2008-11-10 Catherine Moore <clm@codesourcery.com>
1220 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1222 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1223 (BASE_DRIVER_SELF_SPECS): Remove.
1224 (DRIVER_SELF_SPECS): New definition.
1225 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1226 BASE_DRIVER_SELF_SPECS.
1227 * config/mips/sde.h: Likewise.
1228 * config/mips/iris6.h: Likewise.
1229 * config/mips/vr.h: Likewise.
1230 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1232 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1234 PR rtl-optimizations/37948
1235 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1236 (ira_create_copy, ira_add_allocno_copy): New parameter.
1238 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1239 to ira_add_allocno_copy.
1240 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1241 parameter to process_regs_for_copy.
1242 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1243 Fix typo in passing second allocno to ira_add_allocno_copy.
1245 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1246 coalesced allocnos list.
1247 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1249 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1250 (add_ira_allocno_to_ordered_bucket): Rename to
1251 add_allocno_to_ordered_bucket.
1252 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1253 head of coalesced allocnos list.
1254 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1255 Check that it is aready calculated.
1256 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1257 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1259 (coalesce_allocnos): Do extended coalescing too.
1261 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1262 parameter to ira_add_allocno_copy.
1264 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1266 (print_copy): Print copy origination too.
1268 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1271 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1273 PR rtl-optimization/37514
1274 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1275 flag_ira_share_spill_slots to 2 if it's already non-zero.
1276 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1277 flag_ira_share_spill_slots is 2.
1279 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1281 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1282 (prologue_enter_32): Set FB to SP - 4.
1284 2008-11-10 DJ Delorie <dj@redhat.com>
1286 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1287 constraint for single-bit-clear in lower byte of HI constant, vs
1288 Imb which just ignores the upper byte.
1289 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1290 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1291 (iorhi3_16): Check for single bit set, not single bit clear.
1293 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1295 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1297 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1299 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1301 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1302 values living in memory and use more precise alignment information.
1304 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1307 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1308 after __mf_check call if the call must end a bb.
1310 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1314 * combine.c (force_to_mode): Do not process vector types.
1316 * rtlanal.c (nonzero_bits1): Do not process vector types.
1317 (num_sign_bit_copies1): Likewise.
1319 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1321 * config/i386/gnu.h: Add copyright and licensing header.
1322 * config/gnu.h: Likewise.
1324 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1326 * fwprop.c (fwprop_done): Call df_remove_problem.
1328 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1331 * tree-scalar-evolution.c (instantiate_scev_1): Return
1332 chrec_dont_know for VL_EXP_CLASS_P.
1334 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1336 * reg-stack.c (reg_to_stack): Add missing braces in memset
1339 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1341 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1342 (NO_PROFILE_COUNTERS): New define.
1344 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1347 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1349 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1352 * config/sparc/constraints.md (D): New.
1353 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1354 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1356 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1357 Use the 'D' constraint in addition to 'F' in some alternatives.
1358 (DF splitter): Generalize for V64mode.
1359 * doc/md.texi (SPARC): Document the 'D' constraint.
1361 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1363 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1365 2008-11-06 Ben Elliston <bje@au.ibm.com>
1367 * gcc.c: Remove ancient comment about a bug in Sun cc.
1369 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1371 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1373 2008-11-06 Ben Elliston <bje@au.ibm.com>
1375 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1377 2008-11-06 Ben Elliston <bje@au.ibm.com>
1379 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1382 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1385 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1388 2008-11-05 Martin Jambor <mjambor@suse.cz>
1391 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1392 pointer arithmetics into array_ref if the array is accessed
1393 through an indirect_ref.
1395 2008-11-05 Richard Guenther <rguenther@suse.de>
1398 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1399 qualified pointer conversion before stripping qualifiers.
1400 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1401 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1402 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1405 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1406 properly canonicalize binary ops.
1407 (forward_propagate_addr_expr_1): Use
1408 may_propagate_address_into_dereference.
1410 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1413 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1414 Initialize uninitialized input registers with a NaN.
1416 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1420 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1422 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1426 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1427 exits and conditions.
1428 * testsuite/gcc.dg/graphite/pr37943.c: New.
1430 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1431 Andrew Pinski <andrew_pinski@playstation.sony.com>
1434 * c-common.c (warn_for_sign_compare): For complex result_type
1435 use component's type.
1437 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1439 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1441 * print-tree.c (print_node): Don't print DECL_INITIAL
1445 * c-common.c (parse_optimize_options): Save and restore
1446 flag_strict_aliasing around decode_options call.
1448 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1450 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1451 (host_detect_local_cpu): Use it instead of casted strings to
1452 compare vendor signatures.
1454 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1457 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1458 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1460 2008-11-03 Catherine Moore <clm@codesourcery.com>
1462 * config/mips.c (mips_conditional_register_usage): Handle the
1463 DSP control register.
1464 * doc/extend.texi: Document the DSP control register.
1466 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1467 Jakub Jelinek <jakub@redhat.com>
1469 * omp-low.c (expand_omp_for_generic): If iter_type has different
1470 precision than type and type is a pointer type, cast n1 and n2
1471 first to an integer type with the same precision as pointers
1472 and only afterwards to iter_type.
1474 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1476 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1477 (UNSPEC_GOTSYM_OFF): New unspec.
1478 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1479 (pic_add_dot_plus_eight): Likewise.
1480 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1481 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1482 UNSPEC_PIC_BASE operands.
1483 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1484 (arm_output_addr_const_extra): Handle it.
1486 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1488 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1489 integer class to full integer class if the offset is not word-aligned.
1491 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1494 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1496 (doloop_optimize): Update call to doloop_modify.
1498 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1500 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1502 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1505 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1506 gcc_cv_as_cfi_directive.
1507 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1508 merging read-only and read-write sections or assembler emits
1509 read-write .eh_frame sections.
1510 * configure: Regenerate.
1512 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1515 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1517 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1519 (rs6000_emit_prologue): Invert logic.
1520 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1521 (reg:P 11) instead of match_operand.
1522 (*save_fpregs_<mode>): Likewise.
1523 (*restore_gpregs_<mode>): Likewise.
1524 (*return_and_restore_gpregs_<mode>): Likewise.
1525 (*return_and_restore_fpregs_<mode>): Likewise.
1526 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1527 (reg:P 11) insted of match_operand.
1528 (*restore_gpregs_spe): Likewise.
1529 (*return_and_restore_gpregs_spe): Likewise.
1531 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1533 PR tree-optimization/37684
1534 * gcc.dg/graphite/pr37684.c: New.
1535 * graphite.c (exclude_component_ref): New.
1536 (is_simple_operand): Call exclude_component_ref.
1538 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1540 PR tree-optimization/36908
1541 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1542 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1543 (number_of_rw_in_partition): New.
1544 (partition_contains_all_rw): New.
1545 (ldist_gen): Do not distribute when one of the partitions
1546 contains all the memory operations.
1548 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1550 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1551 EDGE_IRREDUCIBLE_LOOP.
1553 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1555 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1556 where we have one entry point in the loop which isn't the head.
1558 2008-11-03 Richard Guenther <rguenther@suse.de>
1561 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1563 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1566 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1567 for ipa and simple ipa passes.
1569 2008-11-02 Richard Guenther <rguenther@suse.de>
1571 PR tree-optimization/37542
1572 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1573 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1574 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1575 (vn_nary_op_insert_stmt): Likewise.
1576 (visit_use): Likewise.
1578 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1580 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1582 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1583 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1584 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1585 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1586 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1587 peephole2's): Replace unspec with rotate.
1588 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1590 2008-11-02 Richard Guenther <rguenther@suse.de>
1592 PR tree-optimization/37991
1593 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1594 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1595 (set_ssa_val_to): Print if the value changed.
1596 (simplify_binary_expression): Strip useless conversions.
1598 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1601 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1604 2008-11-01 Richard Guenther <rguenther@suse.de>
1607 * builtins.c (fold_builtin_strspn): Return a size_t.
1608 (fold_builtin_strcspn): Likewise.
1610 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1612 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1613 attribute for struct return convention.
1615 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1617 * config/rs6000/crtsavres.asm: Really, really delete.
1619 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1621 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1623 (rs6000_emit_prologue): Invert logic.
1624 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1625 (reg:P 11) instead of match_operand.
1626 (*save_fpregs_<mode>): Likewise.
1627 (*restore_gpregs_<mode>): Likewise.
1628 (*return_and_restore_gpregs_<mode>): Likewise.
1629 (*return_and_restore_fpregs_<mode>): Likewise.
1630 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1631 (reg:P 11) insted of match_operand.
1632 (*restore_gpregs_spe): Likewise.
1633 (*return_and_restore_gpregs_spe): Likewise.
1635 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1637 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1638 list of word switches that take args.
1640 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1642 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1643 (s390_output_pool_entry): Call it through for_each_rtx.
1646 * expr.c (store_constructor): For vectors, if target is a MEM, use
1647 target's MEM_ALIAS_SET instead of elttype alias set.
1649 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1652 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1655 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1658 * config/rs6000/predicates.md (word_offset_memref_operand):
1659 Restructure code and look inside auto-inc/dec addresses.
1661 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1664 * libgcov.c ( __gcov_indirect_call_profiler): Check
1665 TARGET_VTABLE_USES_DESCRIPTORS.
1667 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1669 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1670 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1671 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1672 offset if eliminating soft frame pointer.
1673 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1674 (stack_protect_test_si): Add initial machine description
1675 for Stack Smashing Protector
1677 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1680 * c-common.c (min_precision): Move to...
1681 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1682 * tree.h (tree_int_cst_min_precision): Declare.
1683 * c-common.h (min_precision): Delete declaration.
1684 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1685 multiplication of non-negative integer constants.
1686 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1687 tree_int_cst_min_precision.
1688 (finish_enum): Likewise.
1690 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1693 * convert.c (convert_to_real): Do not optimize conversions of
1694 binary arithmetic operations between binary and decimal
1695 floating-point types. Consider mode of target type in determining
1696 decimal type for arithmetic. Unless
1697 flag_unsafe_math_optimizations, do not optimize binary conversions
1698 where this may change rounding behavior.
1699 * real.c (real_can_shorten_arithmetic): New.
1700 * real.h (real_can_shorten_arithmetic): Declare.
1702 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1704 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1705 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1706 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1708 (must_save_p): For some workarounds, interrupts need to clobber a
1710 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1711 and LC1 for WA_05000257.
1712 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1713 WA_05000283 and WA_05000315.
1714 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1715 (movbi): Add alternative to set CC to 1; improve code for setting
1717 (dummy_load): New pattern.
1719 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1722 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1723 BLKmode for non-memory, convert using a wider MODE_INT mode
1727 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1728 that haven't been removed yet.
1730 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1732 * config/bfin/bfin.c (struct machine_function): New member
1733 has_loopreg_clobber.
1734 (bfin_expand_movmem): Set it when generating memcpy insns.
1735 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1736 expand_epilogue_reg_restore): If we have hardware loops,
1737 memcpy insns (indicated by has_loopreg_clobber) or function
1738 calls, we need to save the loop registers.
1740 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1742 * config/i386/i386.c (core2_cost): Fix typos in comments.
1744 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1747 * combine.c (make_compound_operation): Don't call make_extraction with
1748 non-positive length.
1749 (simplify_shift_const_1): Canonicalize count even if complement_p.
1751 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1753 * convert.c (strip_float_extensions): Do not remove or introduce
1754 conversions between binary and decimal floating-point types.
1756 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1759 * fold-const.c (distribute_bit_expr): Convert common, left and
1760 right arguments to type.
1762 2008-10-28 Nick Clifton <nickc@redhat.com>
1764 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1765 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1766 call_really_used_regs array rather than the call_used_regs array.
1767 (mn10300_get_live_callee_saved_regs, expand_prologue,
1768 expand_epilogue, output_tst): Likewise.
1770 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1773 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1774 (df_get_entry_block_def_set): Neither here.
1775 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1777 PR tree-optimization/37879
1778 * predict.c (tree_estimate_probability): Check if last_stmt is
1779 non-NULL before dereferencing it.
1781 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1783 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1784 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1785 (ira_fast_allocation): Remove the prototype.
1787 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1788 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1789 (color_pass): Modify the updated costs.
1790 (ira_color): Rename to color. Make it static.
1791 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1792 (ira_color): New function.
1794 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1797 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1799 (set_allocno_live, clear_allocno_live, mark_ref_live,
1800 mark_ref_dead): Invalidate corresponding element of
1801 allocno_saved_at_call.
1802 (process_bb_node_lives): Increment last_call_num. Setup
1803 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1804 allocno was already saved.
1805 (ira_create_allocno_live_ranges): Initiate last_call_num and
1806 allocno_saved_at_call.
1808 * ira-build.c (ira_create_allocno): Initiate
1809 ALLOCNO_UPDATED_COVER_CLASS_COST.
1810 (create_cap_allocno, propagate_allocno_info,
1811 remove_unnecessary_allocnos): Remove setting updated costs.
1812 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1814 * ira.c (ira): Don't call ira_fast_allocation.
1816 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1819 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1822 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1824 * ira-int.h (ira_hard_regno_cover_class): New.
1826 * ira-lives.c (mark_reg_live, mark_reg_dead,
1827 process_bb_node_lives): Use ira_hard_regno_cover_class.
1829 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1830 (setup_hard_regno_cover_class): New function.
1831 (ira_init): Call setup_hard_regno_cover_class.
1833 * ira-costs.c (cost_class_nums): Add comment.
1834 (find_allocno_class_costs): Initiate cost_class_nums.
1835 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1837 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1840 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1841 Rename to copy_info_to_removed_store_destinations. Propagate
1842 conflict hard regs and register stack attribute.
1844 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1847 * pa.c (function_arg_padding): Pad complex and vector types
1848 upward in 64-bit runtime.
1849 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1851 2008-10-26 Matthias Klose <doko@ubuntu.com>
1853 * doc/install.texi: Document requirements on antlr.
1855 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1857 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1860 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1863 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1864 is defined, use it to modify the constant offset.
1866 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1868 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1869 and short arguments to the correct location as mandated by the ABI.
1871 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1873 PR rtl-optimization/37769
1874 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1876 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1878 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1879 unwind-dw2-Os-4-200.o.
1881 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1883 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1884 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1886 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1888 PR tree-optimization/36038
1889 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1890 add sizetype IV with initial value zero instead of pointer type.
1892 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1895 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1896 around bit operation.
1897 * profile.c (is_edge_inconsistent): Likewise.
1898 * fold-const.c (truth_value_p): Move from here...
1899 * tree.h (truth_value_p): ... to here.
1900 * c-tree.h (c_expr): Update description of original_code.
1901 * c-typeck.c (parser_build_unary_op): Set original_code.
1902 (parser_build_binary_op): Update call to warn_about_parentheses.
1903 * c-common.c (warn_about_parentheses): Take two additional
1904 arguments of the operands. Use a switch. Quote operators
1905 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1906 Add warning about !x | y and !x & y.
1907 * c-common.h (warn_about_parentheses): Update declaration.
1909 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1911 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1912 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1913 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1915 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1916 (check-%): For test targets listed in lang_checks_parallelized
1917 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1918 run the testing in multiple make goals, possibly parallel, and
1919 afterwards run dg-extract-results.sh to merge the sum and log files.
1921 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1923 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1924 (mips_move_to_gpr_cost): Likewise.
1925 (mips_move_from_gpr_cost): Likewise.
1926 (mips_register_move_cost): Make more fine-grained.
1928 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1930 * graphite.c (graphite_apply_transformations): Check for
1931 -fgraphite-identity.
1932 * toplev.c (process_options): Add graphite_identity.
1933 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1935 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1937 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1938 mulhisihl and mulhisihh builtins.
1940 From Jie Zhang <jie.zhang@analog.com>
1941 * config/bfin/bfin.md (composev2hi): Put operands into vector
1944 2008-10-22 Chao-ying Fu <fu@mips.com>
1946 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1948 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1950 From Mike Frysinger <michael.frysinger@analog.com>
1951 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1952 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1953 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1954 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1955 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1956 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1957 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1958 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1959 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1960 __ADSPBF51x__ for all of them.
1961 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1962 -mcpu bf512, bf514, bf516, and bf518.
1963 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1964 bf512-none, bf514-none, bf516-none, and bf518-none.
1965 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1966 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1967 * doc/invoke.texi (Blackfin Options): Document that
1968 -mcpu now accepts bf512, bf514, bf516, and bf518.
1970 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1973 * fold-const.c (build_range_type): For 1 .. signed_max
1974 range call build_nonstandard_inter_type if signed_type_for
1975 returned a type with bigger precision.
1977 2008-10-22 Richard Guenther <rguenther@suse.de>
1979 * tree.def (COMPLEX_TYPE): Constrain element type.
1980 * tree.c (build_complex_type): Assert that.
1981 * tree-ssa-structalias.c (could_have_pointers): Complex types
1982 cannot have pointers.
1984 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1987 * c-typeck.c (convert_for_assignment): Do not give declaration's
1988 location for builtins. Spell out which type was expected and which
1991 2008-10-22 Nick Clifton <nickc@redhat.com>
1993 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1994 the fdpic register to be a target when running in fdpic mode.
1996 2008-10-22 Rafael Espindola <espindola@google.com>
1998 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1999 newly created statements.
2001 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2004 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2005 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2006 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2008 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2011 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2012 Adjust -mcmodel=medium description for 2005-07-31 changes.
2014 2008-10-22 Jan Hubicka <jh@suse.cz>
2015 Jakub Jelinek <jakub@redhat.com>
2018 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2020 2008-10-21 Richard Henderson <rth@redhat.com>
2023 * emit-rtl.c (get_spill_slot_decl): Export.
2024 * emit-rtl.h (get_spill_slot_decl): Declare.
2025 * var-tracking.c (vt_add_function_parameters): Relax assertion
2026 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2028 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2030 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2031 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2034 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2037 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2038 processed by get_maxval_strlen.
2040 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2043 * tree.c (get_file_function_name): Copy first_global_object_name.
2044 Centralize call to clean_symbol_name.
2046 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2048 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2049 * config/svr4.h (SVR4_ASM_SPEC): New.
2050 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2051 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2053 * doc/invoke.texi (Option Summary): Add -T to linker options.
2054 (Link Options): Document -T.
2056 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2058 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2061 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2064 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2066 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2068 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2071 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2073 * doc/install.texi: Fix typos in previous patch.
2075 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2077 * doc/install.texi: Document in-tree building of gcc and mpfr.
2079 2008-10-19 Richard Guenther <rguenther@suse.de>
2081 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2083 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2086 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2087 (build_enumerator): Convert enumerators that fit in integer to
2090 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2092 * config/i386/i386.md (unnamed peephole2): Do not force memory
2093 operands of arith or logical instructions into registers for
2094 non-TARGET_READ_MODIFY targets.
2096 (ffs_cmove): Change operand 0 predicate to register_operand.
2097 Change operand 1 predicate to nonimmediate_operand.
2099 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2101 2008-10-18 Richard Guenther <rguenther@suse.de>
2103 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2104 VIEW_CONVERT_EXPR case against invalid gimple.
2106 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2108 * c-parser.c (c_parser_binary_expression): Silence the
2109 uninitialized variable warning emitted for binary_loc.
2111 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2113 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2116 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2119 * c-typeck.c (build_unary_op): Use omit_one_operand for
2120 IMAGPART_EXPR of real argument.
2122 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2124 PR tree-optimization/37664
2125 * fold-const.c (fold_binary): When optimizing comparison with
2126 highest or lowest type's value, don't consider TREE_OVERFLOW.
2128 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2131 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2132 * coverage.c: Include tm_p.h.
2133 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2134 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2135 dollar signs from PREFIX.
2136 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2137 instead of manual strip_name_encoding.
2139 2008-10-16 Richard Guenther <rguenther@suse.de>
2142 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2143 volatile qualified functions or methods as relevant.
2145 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2147 PR tree-optimization/37525
2148 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2149 sizetype unsigned constants, both in the case of C and bounds.
2151 2008-10-15 Jan Hubicka <jh@suse.cz>
2153 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2155 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2158 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2159 HARD_REGNO_CALL_PART_CLOBBERED.
2161 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2164 * ira-lives.c (mark_early_clobbers): Remove.
2165 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2166 check_and_make_def_conflicts,
2167 make_early_clobber_and_input_conflicts,
2168 mark_hard_reg_early_clobbers): New functions.
2169 (process_bb_node_lives): Call
2170 make_early_clobber_and_input_conflicts and
2171 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2173 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2174 early clobbers of pseudo-registers.
2176 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2179 * ira-build.c (ira_flattening): Recalculate
2180 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2181 from the scratch instead of the propagation.
2183 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2185 * doc/rtl.texi (const_double): Remove the "addr" operand.
2186 Describe CONST_DOUBLE_* macros under const_double rather
2188 (const_fixed): Fix the operand description.
2189 (const): Add an @findex directive.
2190 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2191 after the constant rtl table.
2192 (fix): Combine floating-point and fixed-point descriptions.
2194 * sched-deps.c (sched_analyze_2): Remove reference to
2197 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2199 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2201 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2202 for UNSPEC_GOTSYM_OFFs.
2203 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2204 (add_GOT_to_pic_reg): Use it.
2205 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2207 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2208 Harsha Jagasia <harsha.jagasia@amd.com>
2210 PR tree-optimization/37485
2211 * graphite.c (gmp_cst_to_tree): Moved.
2212 (iv_stack_entry_is_constant): New.
2213 (iv_stack_entry_is_iv): New.
2214 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2215 (loop_iv_stack_insert_constant): New.
2216 (loop_iv_stack_pop): Use new datatpype.
2217 (loop_iv_stack_get_iv): Same.
2218 (loop_iv_stack_get_iv_from_name): Same.
2219 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2220 (loop_iv_stack_patch_for_consts): New.
2221 (loop_iv_stack_remove_constants): New.
2222 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2223 (translate_clast): Call loop_iv_stack_patch_for_consts and
2224 loop_iv_stack_remove_constants.
2225 (gloog): Use new datatype. Redirect construction edge to end
2226 block to avoid accidental deletion.
2227 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2229 (union iv_stack_entry_data): New. Data in iv stack entry.
2230 (struct iv_stack_entry): New. Datatype for iv stack entries.
2232 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2234 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2235 * graphite.c (free_scop): Same.
2236 (build_scops): Same.
2237 (free_scattering): New.
2238 (build_cloog_prog): Call free_scattering.
2239 (patch_phis_for_virtual_defs): Fix memleak.
2240 (graphite_trans_bb_strip_mine): Same.
2241 (limit_scops): Same.
2243 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2244 Harsha Jagasia <harsha.jagasia@amd.com>
2246 PR tree-optimization/37828
2247 * graphite.c (graphite_trans_loop_block): Do not loop block
2248 single nested loops.
2250 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2252 PR tree-optimization/37686
2253 * tree-loop-linear.c (linear_transform_loops): Build a
2254 loop nest vector. Pass it to lambda_compute_access_matrices.
2255 * tree-data-ref.h (struct access_matrix): Store the loop nest
2256 relative to which it encodes the information.
2257 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2258 (am_vector_index_for_loop): Reimplemented: iterate over the
2259 loop nest for finding the loop index in the access matrix.
2260 (lambda_compute_access_matrices): Update declaration.
2261 * lambda-code.c (build_access_matrix): Pass the loop nest and
2263 (lambda_compute_access_matrices): Same.
2265 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2267 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2268 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2269 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2270 already implies hard float. Also fix several insn condition
2271 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2273 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2276 Based on patches by Laurent Vivier.
2277 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2278 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2279 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2280 dollar sign to underscore.
2281 (ASM_OUTPUT_EXTERNAL): Same.
2282 (ASM_OUTPUT_LABELREF): New.
2283 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2285 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2286 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2287 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2288 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2290 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2292 PR tree-optimization/36881
2293 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2294 that each value doesn't need runtime relocations, for !flag_pic
2295 check that each value is just a valid initializer constant.
2297 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2299 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2300 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2301 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2302 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2304 (REG_CLASS_NAMES): Update accordingly.
2305 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2306 rather than an unpredictable descriptive string.
2307 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2308 (mips_register_move_cost): Check for specific COP*_REGS classes,
2309 instead of ALL_COP_AND_GR_REGS.
2310 (mips_ira_cover_classes): New function.
2311 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2312 (TARGET_IRA_COVER_CLASSES): Define.
2314 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2317 * tree.c (build_type_attribute_qual_variant): Hash on the
2318 unqualified type, and don't overwrite an existing
2319 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2320 allow distinguishing between wchar_t and its underlying type. This
2321 also means that we'll retain a little more typedef information.
2323 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2324 Dmitry Melnik <dm@ispras.ru>
2325 Dmitry Zhurikhin <zhur@ispras.ru>
2326 Alexander Monakov <amonakov@ispras.ru>
2327 Maxim Kuvyrkov <maxim@codesourcery.com>
2329 * target.h (struct gcc_target): Update prototypes of needs_block_p
2331 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2332 * sel-sched.c (create_speculation_check): Likewise.
2333 * doc/tm.texi: Provide documentation for new target hooks.
2335 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2336 (ia64_gen_spec_insn): Removed.
2337 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2338 ia64_gen_spec_check): New static functions.
2339 (ia64_alloc_sched_context, ia64_init_sched_context,
2340 ia64_set_sched_context, ia64_clear_sched_context,
2341 ia64_free_sched_context, ia64_get_insn_spec_ds,
2342 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2343 (ia64_needs_block_p): Change prototype.
2344 (ia64_gen_check): Rename to ia64_gen_spec_check.
2345 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2346 into declaration, add special memory dependencies handling.
2347 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2348 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2349 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2350 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2351 Define new target hooks.
2352 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2353 (ia64_optimization_options): Turn on selective scheduling with -O3,
2354 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2355 default with selective scheduling.
2356 (ia64_override_options): Initialize align_loops and align_functions
2357 to 32 and 64, respectively. Set global selective scheduling flags
2358 according to target-dependent flags.
2359 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2360 (group_barrier_needed): Use new mstop-bit-before-check flag.
2362 (dfa_state_size): Make global.
2363 (spec_check_no, max_uid): Remove.
2364 (mem_ops_in_group, current_cycle): New variables.
2365 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2366 Initialize new variables.
2367 (is_load_p, record_memory_reference): New functions.
2368 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2370 (ia64_variable_issue): Change use of current_sched_info to
2371 sched_deps_info. Update comment. Note if a load or a store is issued.
2372 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2373 advance if maximal number of loads or stores was issued on current
2375 (scheduled_good_insn): New static helper function.
2376 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2377 a group barrier is needed. Fix vertical spacing. Guard the code
2378 doing state transition with last_scheduled_insn check.
2379 Mark that a stop bit should be before current insn if there was a
2380 cycle advance. Update current_cycle and mem_ops_in_group.
2381 (ia64_h_i_d_extended): Change use of current_sched_info to
2382 sched_deps_info. Reallocate stops_p by larger chunks.
2383 (struct _ia64_sched_context): New structure.
2384 (ia64_sched_context_t): New typedef.
2385 (ia64_alloc_sched_context, ia64_init_sched_context,
2386 ia64_set_sched_context, ia64_clear_sched_context,
2387 ia64_free_sched_context): New static functions.
2388 (gen_func_t): New typedef.
2389 (get_spec_load_gen_function): New function.
2390 (SPEC_GEN_EXTEND_OFFSET): Declare.
2391 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2392 (get_mode_no_for_insn): Change the condition that prevents use of
2393 special hardware registers so it can now handle pseudos.
2394 (get_spec_unspec_code): New function.
2395 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2396 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2397 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2398 during selective scheduling.
2399 (ia64_speculate_insn): Use ds_get_speculation_types when
2400 determining whether we need to change the pattern.
2401 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2402 (ia64_spec_check_src_p): Support new speculation/check codes.
2403 (struct bundle_state): New field.
2404 (issue_nops_and_insn): Initialize it.
2405 (insert_bundle_state): Minimize mid-bundle stop bits.
2406 (important_for_bundling_p): New function.
2407 (get_next_important_insn): Use important_for_bundling_p.
2408 (bundling): When shifting TImode from unimportant insns, ignore
2409 also group barriers. Assert that best state is found before
2410 the backward bundling pass. Print number of mid-bundle stop bits.
2411 Minimize mid-bundle stop bits. Check correct calculation of
2412 mid-bundle stop bits.
2413 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2414 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2416 (sel2_run): New variable.
2417 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2418 selective scheduling pass instead of schedule_ebbs.
2420 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2421 (UNSPEC_LDS_A): New UNSPEC.
2422 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2423 movti_internal, movsf_internal, movdf_internal,
2424 movxf_internal): Make visible. Add speculable* attributes.
2425 (output_c_nc): New mode attribute.
2426 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2427 mov<mode>_nc, zero_extend<mode>di2_nc,
2428 advanced_load_check_nc_<mode>): New insns.
2429 (zero_extend*): Add speculable* attributes.
2431 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2432 (msched-stop-bits-after-every-cycle): Likewise.
2433 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2435 (msched-spec-verbose): Remove.
2436 (msched-prefer-non-data-spec-insns,
2437 msched-prefer-non-control-spec-insns,
2438 msched-count-spec-in-critical-path,
2439 msel-sched-dont-check-control-spec): Use Target Report Var
2440 instead of Common Report Var.
2442 * config/ia64/itanium2.md: Remove incorrect bypass.
2444 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2446 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2449 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2450 and -fhelp=separate.
2452 2008-10-14 Ben Elliston <bje@au.ibm.com>
2454 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2456 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2458 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2461 2008-10-13 Matthias Klose <doko@ubuntu.com>
2463 * config/pa/linux-atomic.c: Work around missing header file
2464 for hppa64-linux-gnu targets.
2466 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2467 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2468 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2469 Grace Cao <grace_cao@playstation.sony.com>
2471 * doc/invoke.texi (-mgen-cell-microcode): Document.
2472 (-mwarn-cell-microcode): Document.
2473 * cfglayout.c (locator_location): Export.
2474 * rtl.h (locator_location): Define prototype.
2475 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2477 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2478 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2479 (mwarn-cell-microcode): New option.
2480 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2481 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2482 cell and not already set.
2483 Turn off string instructions if not generating cell microcode.
2484 (rs6000_final_prescan_insn): New function that warns about microcoded
2486 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2487 * config/rs6000/rs6000.md
2488 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2489 the instruction would have been microcoded on the Cell. Set
2490 cell_micro to always on unnamed patterns for the string instructions.
2491 (cell_micro): Update definition, remove load/store conditional
2493 (sign_extend:DI): Define new pattern for non microcoded version.
2494 (sign_extend:SI): Likewise.
2495 (compare (div:P)): Set cell_micro to not.
2496 (andsi3): Define as an expand.
2497 (andsi3_mc): New pattern.
2498 (andsi3_nomc): New pattern.
2499 (andsi3_internal0_nomc): New pattern.
2500 (andsi3_internal2): Rename to ...
2501 (andsi3_internal2_mc): this and enable iff generating microcode.
2502 (andsi3_internal3): Rename to ...
2503 (andsi3_internal3_mc): this and enable iff generating microcode.
2504 (andsi3_internal4): Enable iif generating microcode.
2505 (andsi3_internal5): Rename to ..
2506 (andsi3_internal5_mc): this and enable iff generating microcode.
2507 (andsi3_internal5_nomc): New pattern.
2508 (extzvdi_internal1): Enable iff generating microcode.
2509 (extzvdi_internal2): Likewise.
2510 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2511 (anddi3): Change to expand.
2512 (anddi3_mc): Rename from anddi3.
2513 (anddi3_no_mc): New pattern.
2514 (anddi3_internal2): Rename to ..
2515 (anddi3_internal2_mc): this and enable iff generating microcode.
2516 (anddi3_internal2_nomc): New pattern.
2517 (anddi3_internal3): Rename to ..
2518 (anddi3_internal3_mc): this and enable iff generating microcode.
2519 (anddi3_internal3_nomc): New pattern.
2520 (movti_string): Set cell_micro to always if TARGET_STRING.
2521 (stmsi8): Set cell_micro to always.
2527 (stmsi8_power): Likewise.
2528 (stmsi7_power): Likewise.
2529 (stmsi6_power): Likewise.
2530 (stmsi5_power): Likewise.
2531 (stmsi4_power): Likewise.
2532 (stmsi3_power): Likewise.
2533 (movsi_update2): Enable iff generating microcode.
2534 (movhi_update3): Likewise.
2535 (lmw): Set cell_micro to always.
2537 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2539 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2540 * config/s390/s390.c (machine_function): Remove
2541 decomposed_literal_pool_addresses_ok_p.
2542 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2543 the difference of two labels.
2544 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2545 (s390_pool_offset): New function.
2546 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2547 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2549 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2551 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2552 (powerpc*-*-linux-gnu*): Describe.
2553 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2554 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2555 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2556 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2557 config/rs6000/e500crtres32gpr.asm,
2558 config/rs6000/e500crtres64gpr.asm,
2559 config/rs6000/e500crtres64gprctr.asm,
2560 config/rs6000/e500crtrest32gpr.asm,
2561 config/rs6000/e500crtrest64gpr.asm,
2562 config/rs6000/e500crtresx32gpr.asm,
2563 config/rs6000/e500crtresx64gpr.asm,
2564 config/rs6000/e500crtsav32gpr.asm,
2565 config/rs6000/e500crtsav64gpr.asm,
2566 config/rs6000/e500crtsav64gprctr.asm,
2567 config/rs6000/e500crtsavg32gpr.asm,
2568 config/rs6000/e500crtsavg64gpr.asm,
2569 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2570 * config/rs6000/crtsavres.asm: Really remove.
2572 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2575 * c-format.c (convert_format_name_to_system_name): Use
2576 TARGET_OVERRIDES_FORMAT_INIT.
2577 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2578 * config/i386/mingw.opt: New.
2579 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2580 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2581 (ms_printf_length_specs): Removed const specifier.
2582 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2583 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2585 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2587 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2588 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2590 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2593 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2594 sure that ref has valid bb.
2596 2008-10-12 Richard Henderson <rth@redhat.com>
2599 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2600 * alias.c (value_addr_p, stack_addr_p): Remove.
2601 (nonoverlapping_memrefs_p): Remove IRA special case.
2602 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2603 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2604 * reload1.c (alter_reg): Use it.
2606 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2608 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2609 of registers instead of eax, ebx, ecx and edx. Use for loop
2610 and check register for non-zero value before the call
2611 to decode_caches_intel.
2613 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2615 PR rtl-optimization/37448
2616 * df.h: (df_ref_class): New enum.
2617 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2618 (struct df_ref): Replaced with union df_ref_d.
2619 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2620 New members of df_ref_d union.
2621 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2622 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2623 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2624 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2625 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2626 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2627 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2628 (df_scan_bb_info, df_bb_regno_first_def_find,
2629 df_bb_regno_last_def_find, df_find_def, df_find_use,
2630 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2631 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2632 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2633 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2634 Replaced struct df_ref * with df_ref.
2635 * df-scan.c (df_collection_rec, df_null_ref_rec,
2636 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2637 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2638 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2639 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2640 df_reorganize_refs_by_reg_by_reg,
2641 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2642 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2643 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2644 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2645 df_bb_refs_record, df_exit_block_uses_collect,
2646 df_record_exit_block_uses, df_reg_chain_mark,
2647 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2648 df_ref * with df_ref.
2649 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2650 df_ref_class parameter.
2651 (df_scan_problem_data): Added new pools for different types of refs.
2652 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2653 df_ref_create_structure): Processed new ref pools.
2654 (df_scan_start_dump): Added counts of refs and insns.
2655 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2656 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2657 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2658 code to pass df_ref_class down to ref creation functions.
2659 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2660 df_reg_chain_mark): Use macros to hide references to df_refs.
2661 (df_ref_chain_change_bb): Removed.
2662 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2663 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2664 Enhanced to understand df_ref union structure.
2665 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2666 all_uses_available_at, update_df, try_fwprop_subst,
2667 forward_propagate_subreg, forward_propagate_and_simplify,
2668 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2669 df_ref * with df_ref.
2670 (use_killed_between, all_uses_available_at): Use macros to hide
2671 references to df_refs.
2672 * regstat.c (regstat_bb_compute_ri,
2673 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2675 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2676 see_handle_relevant_refs, see_analyze_one_def,
2677 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2678 struct df_ref * with df_ref.
2679 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2680 global_conflicts): Replaced struct df_ref * with df_ref.
2681 * ddg.c (create_ddg_dep_from_intra_loop_link,
2682 add_cross_iteration_register_deps, build_inter_loop_deps):
2683 Replaced struct df_ref * with df_ref.
2684 (create_ddg_dep_from_intra_loop_link,
2685 add_cross_iteration_register_deps): Use macros to hide references
2687 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2688 df_ref * with df_ref.
2689 * df-core.c (df_bb_regno_first_def_find,
2690 df_bb_regno_last_def_find, df_find_def, df_find_use,
2691 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2692 debug_df_ref): Replaced struct df_ref * with df_ref.
2693 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2694 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2696 * web.c (union_defs, entry_register, replace_ref, web_main):
2697 Replaced struct df_ref * with df_ref.
2698 (union_defs, replace_ref): Use macros to hide references to df_refs.
2699 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2700 Replaced struct df_ref * with df_ref.
2701 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2702 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2703 Replaced struct df_ref * with df_ref.
2704 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2705 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2707 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2708 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2709 df_compute_accessed_bytes_strict_low_part,
2710 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2711 Replaced struct df_ref * with df_ref.
2712 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2713 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2714 df_ref * with df_ref.
2715 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2716 check_dependency, check_dependencies, record_uses): Replaced
2717 struct df_ref * with df_ref.
2718 (invariant_for_use, check_dependency): Use macros to hide
2719 references to df_refs.
2720 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2721 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2722 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2723 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2724 references to df_refs.
2725 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2727 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2728 * df-problems.c (df_rd_bb_local_compute_process_def,
2729 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2730 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2731 df_chain_remove_problem, df_chain_create_bb_process_use,
2732 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2733 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2734 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2735 df_byte_lr_simulate_artificial_refs_at_top,
2736 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2737 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2738 df_simulate_uses, df_simulate_artificial_refs_at_end,
2739 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2741 (df_chain_dump): Use macros to hide references to df_refs.
2742 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2743 df_ref * with df_ref.
2744 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2745 mark_artificial_uses, mark_reg_dependencies,
2746 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2748 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2750 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2752 (array_ref_element_size): Likewise.
2753 (array_ref_low_bound): Likewise.
2754 (array_ref_up_bound): Likewise.
2755 * expr.c (contains_packed_reference): Likewise.
2756 (array_ref_element_size): Likewise.
2757 (array_ref_low_bound): Likewise.
2758 (array_ref_up_bound): Likewise.
2759 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2760 with ARRAY_RANGE_REF.
2761 (idx_find_step): Likewise.
2762 (idx_record_use): Likewise.
2763 (strip_offset_1): Likewise.
2764 (idx_remove_ssa_names): Likewise.
2766 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2767 Andi Kleen <ak@linux.intel.com>
2769 * config/i386/cpuid.h (__cpuid_count): New defines.
2770 * config/i386/driver-i386.c (struct cache_desc): New structure.
2771 (describe_cache): Use struct cache_desc to pass cache descriptions.
2772 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2773 (detect_caches_amd): Use struct cache_desc to describe caches.
2774 (decode_caches_intel): Use struct cache_desc to pass cache
2775 descriptions. Update descriptions to match latest (rev -032,
2776 December 2007) CPUID documentation. Do not check valid bit here.
2777 Check for Xeon MP value 0x49 problems.
2778 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2779 Check valid bit before calling decode_caches_intel. Detect number
2780 of times to repeat CPUID instruction.
2781 (detect_caches_cpuid4): New function.
2782 (detect_caches_intel): Depending on max_level, call
2783 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2784 only when other methods fail to provide valid L2 cache description.
2786 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2789 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2790 it to PIC call patterns.
2791 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2792 code generation and attributes from pattern. Change peephole2 to
2793 split for noreturn case. Revise split pattern for non noreturn case.
2794 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2795 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2796 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2799 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2801 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2802 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2804 (divdf3): Reformat long line.
2806 2008-10-11 Michael J. Eager <eager@eagercon.com>
2808 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2810 (rs6000_handle_option): Process -mfpu options.
2811 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2812 (enum fpu_type_t): New.
2813 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2814 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2816 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2817 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2818 * config/rs6000/rs6000.opt (-mfpu): New.
2819 (-mxilinx-fpu): New.
2820 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2821 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2822 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2823 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2824 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2826 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2829 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2830 LO_SUM on Darwin if mode has just one unit.
2832 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2835 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2836 has been optimized out.
2838 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2840 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2841 instead of PIC_DIRECT_ADDR_P.
2842 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2843 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2844 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2845 (PIC_OFFSET_P): Rename to...
2846 (PCREL_SYMOFF_P): ...this.
2847 (PIC_DIRECT_ADDR_P): Delete.
2848 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2850 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2851 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2852 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2853 * config/sh/sh.c (print_operand): Remove CONST handling.
2854 (unspec_caller_rtx_p): Rewrite to use split_const and check
2855 the operands of UNSPEC bases.
2856 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2857 with (unspec [A B] UNSPEC_SYMOFF).
2858 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2859 UNSPEC_PCREL_SYMOFF.
2860 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2861 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2862 (UNSPEC_EXTRACT_U16): Likewise.
2863 (UNSPEC_SYMOFF): Likewise.
2864 (UNSPEC_PCREL_SYMOFF): Likewise.
2865 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2867 (movsi_const_16bit): Likewise.
2868 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2869 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2870 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2871 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2872 with (unspec [A B] UNSPEC_SYMOFF).
2873 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2874 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2875 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2876 (Csu): Likewise UNSPEC_EXTRACT_U16.
2877 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2878 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2880 2008-10-10 Stepan Kasal <skasal@redhat.com>
2882 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2883 for loop strip mining and loop blocking.
2885 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2887 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2888 vary types depending on debug info.
2890 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2892 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2893 before ensuring it's already computed.
2895 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2897 * rtl.h (locator_eq): New decl.
2898 * cfglayout.c (locator_scope): New function.
2899 (insn_scope): Use it.
2900 (locator_eq): New function.
2901 (fixup_reorder_chain): Search for last insn in src bb
2902 that has locator set or first insn in dest bb. Use
2903 locator_eq instead of == to compare locators.
2904 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2905 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2906 == to compare locators.
2908 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2910 * gimple-low.c (lower_function_body, lower_gimple_return,
2911 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2912 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2913 goto_block on edges if goto_locus is known.
2916 * tree.h (get_object_alignment): Declare.
2917 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2918 get_object_alignment if needed.
2919 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2921 (get_object_alignment): ... here. New function. Try harder to
2922 determine alignment from get_inner_reference returned offset.
2924 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2926 * graphite.c (gloog): Don't call find_unreachable_blocks
2927 before delte_unreachable_blocks.
2929 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2930 goto_locus of true_edge into RTL locator.
2932 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2934 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2935 (*jcc_btdi_mask_rex64): Ditto.
2937 (*jcc_btsi_mask): Ditto.
2938 (*jcc_btsi_1): Ditto.
2939 (*jcc_btsi_mask_1): Ditto.
2941 2008-10-08 Paul Brook <paul@codesourcery.com>
2943 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2944 compatible profiler (__gnu_mcount_nc).
2945 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2947 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2949 * config/i386/i386.c (initial_ix86_tune_features): Add
2950 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2951 * config/i386/i386.h (ix86_tune_indices): Likewise.
2952 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2954 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2955 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2956 for FP to FP splitters.
2958 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2960 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2963 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2967 PR rtl-optimization/37341
2968 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2969 to ORIG_BB, pass through ORIG_BB recursively.
2970 (cse_condition_code_reg): Adjust caller.
2972 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2974 * sdbout.c (sdbout_one_type): Treat the value type
2975 CONST_DECL for enumerals.
2977 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2979 * config/i386/i386.md: Remove trailing white spaces.
2981 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2983 PR rtl-optimization/37448
2984 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2985 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2987 (struct output_info) [count]: Renamed total_created and made
2989 (struct output_info) [size]: Renamed total_allocated and made
2991 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2992 Properly keep track of desc->size.
2993 (print_statistics, dump_alloc_pool_statistics): Enhance the
2994 printing of statistics to print the number of elements and to use
2997 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3000 * opts.h (CL_SAVE): Move up to flags range.
3001 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3002 CL_COMMON): Renumber.
3003 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3004 * opts.c (common_handle_option): Revert last change.
3006 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3008 * config/i386/i386-protos.h (ix86_schedule): New.
3010 * config/i386/i386.c (ix86_schedule): New.
3011 (override_options): Add schedule to processor_alias_table. Set
3012 ix86_schedule from the schedule field in processor_alias_table.
3013 (ix86_function_specific_save): Save ix86_schedule.
3014 (ix86_function_specific_restore): Restore ix86_schedule.
3016 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3017 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3020 * config/i386/i386.opt: Add schedule.
3022 * config/i386/ppro.md: Remove generic32.
3024 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3027 * expr.c (count_type_elements): Handle ERROR_MARK.
3029 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3034 * basic-block.h (struct edge_def): Add goto_block field.
3035 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3036 one insn with locus corresponding to edge's goto_locus if !optimize.
3037 * profile.c (branch_prob): Copy edge's goto_block.
3038 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3040 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3041 locator in between the merged basic blocks if !optimize and needed.
3042 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3043 goto_locus into RTL locator. For unconditional jump use that
3044 locator for the jump insn.
3045 (expand_gimple_cond): Convert goto_block and goto_locus into
3046 RTL locator for all remaining edges. For unconditional jump
3047 use that locator for the jump insn.
3048 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3049 there is more than one edge or insn locator along the forwarding
3050 edges and !optimize. If there is just one, set e->goto_locus.
3051 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3053 (move_block_to_fn): Adjust edge's goto_block.
3055 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3058 * expmed.c (expand_mult): Properly check DImode constant in
3061 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3064 * dwarf2out.c (common_block_die_table): New variable.
3065 (common_block_die_table_hash, common_block_die_table_eq): New
3067 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3068 COMMON block in the current scope rather than globally. Optimize
3069 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3070 DW_OP_addr SYMBOL_REF+off.
3072 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3074 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3075 Return true for non-addressable GIMPLE operands.
3077 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3080 * config/i386/i386.c (initial_ix86_tune_features): Remove
3081 X86_TUNE_USE_BIT_TEST.
3082 * config/i386/i386.h (ix86_tune_indices): Likewise.
3083 (TARGET_USE_BIT_TEST): Removed.
3085 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3087 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3089 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3091 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3092 (mul<mode>3_mul3): ... into this new template.
3094 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3096 * gimplify.c (gimplify_arg): Add location argument. Use it.
3097 (gimplify_call_expr): Pass location to gimplify_arg.
3098 (gimplify_modify_expr_to_memcpy): Same.
3099 (gimplify_modify_expr_to_memset): Same.
3101 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3103 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3104 Update calls to build_unary_op and build_indirect_ref for location
3107 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3110 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3111 * c-typeck.c (array_to_pointer_conversion): Pass location to
3113 (function_to_pointer_conversion): Use error_at and warning_at.
3114 (build_indirect_ref): Same.
3115 (build_array_ref): Pass location to build_binary_op.
3116 (parser_build_unary_op): Do not set location after calling
3118 (build_unary_op): Add location argument. Use it throughout. Set
3119 EXPR_LOCATION before returning new tree.
3120 (build_modify_expr): Same.
3121 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3123 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3124 build_indirect_ref, build_modify_expr.
3125 (c_finish_omp_for): Same. Use error_at instead of error.
3126 * c-common.c (c_common_truthvalue_conversion): Pass location to
3128 (warn_for_div_by_zero): Add location argument.
3129 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3130 build_unary_op, warn_for_div_by_zero.
3131 * c-parser.c (c_parser_typeof_specifier): Use
3132 protected_set_expr_location.
3133 (c_parser_statement_after_labels): Same.
3134 (c_parser_condition): Same.
3135 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3136 (c_parser_conditional_expression): Use protected_set_expr_location.
3137 (c_parser_unary_expression): Pass location to build_indirect_ref.
3138 (c_parser_postfix_expression_after_primary): Pass location to
3139 build_indirect_ref, build_unary_op.
3140 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3142 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3144 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3145 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3146 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3148 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3149 (mips_issue_rate): Handle PROCESSOR_R10000.
3150 * config/mips/mips.md (cpu): Add r10000.
3152 * config/mips/10000.md: New file.
3154 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3156 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3157 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3158 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3160 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3162 * config/darwin-protos.h (machopic_function_base_name): Delete.
3163 (machopic_function_base_sym): Likewise.
3164 (machopic_gen_offset): Declare.
3165 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3166 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3167 * config/darwin.c (machopic_function_base_name): Delete.
3168 (machopic_function_base_sym): Likewise.
3169 (gen_pic_offset): Rename to...
3170 (machopic_gen_offset): ...this and remove the pic_base argument.
3171 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3172 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3173 crtl->uses_pic_offset_table.
3174 (machopic_indirect_data_reference): Use new machopic_gen_offset
3176 (machopic_legitimize_pic_address): Likewise.
3177 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3179 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3180 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3181 * config/i386/i386.c (output_set_got): Likewise.
3182 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3184 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3185 (legitimate_address_p): Likewise.
3186 (output_pic_addr_const): Likewise.
3187 (output_addr_const_extra): Likewise.
3188 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3189 match an UNSPEC rather than a MINUS.
3190 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3191 (builtin_setjmp_receiver): Use machopic_gen_offset.
3192 * config/i386/predicates.md (pic_symbolic_operand): Handle
3193 UNSPEC_MACHOPIC_OFFSET.
3195 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3196 Use machopic_gen_offset and machopic_operand_p.
3197 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3198 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3199 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3200 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3201 Set crtl->uses_pic_offset_table.
3203 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3205 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3207 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3208 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3209 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3210 (constant_pool_expr_p): Use split_const and check the base.
3211 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3213 (legitimate_constant_pool_address_p): Check toc_relative_p
3214 instead of constant_pool_expr_p.
3215 (print_operand_address): Always use output_addr_const for
3216 constant pool addresses.
3217 (rs6000_output_addr_const_extra): New function.
3218 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3220 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3224 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3225 (mark_ref_live, mark_ref_dead): Use them.
3226 (def_conflicts_with_inputs_p): Remove.
3227 (mark_early_clobbers): New function.
3228 (process_bb_node_lives): Call preprocess_constraints and
3229 mark_early_clobbers.
3231 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3233 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3235 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3236 lib with -mthread switch.
3238 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3241 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3242 function in two, making it call a new and reusable
3243 dwarf2out_imported_module_or_decl() that takes the containing
3244 BLOCK of the declaration in argument.
3245 (dwarf2out_imported_module_or_decl_real): New function.
3246 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3247 IMPORTED_DECL in account.
3248 * tree.def: Added IMPORTED_DECL node type.
3249 * tree.h: Added accessors for IMPORTED_DECL nodes.
3250 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3252 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3254 * doc/gimple.texi: Fix some typos, wrap some long lines,
3255 fix some broken wraps with continuations.
3256 * tree-ssa-reassoc.c: Fix comment typos.
3258 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3261 * pa.c (legitimize_pic_address): Force function labels to memory in
3264 2008-10-04 Anton Blanchard <anton@samba.org>
3266 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3267 (rs6000_split_atomic_op): Same.
3268 (rs6000_split_compare_and_swap): Same.
3269 (rs6000_split_compare_and_swapqhi): Same.
3271 2008-10-04 Richard Guenther <rguenther@suse.de>
3273 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3274 instead of pointer equality.
3275 (vn_nary_op_eq): Likewise.
3277 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3279 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3281 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3282 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3284 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3286 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3287 Revert previous change.
3289 2008-10-03 Tom Tromey <tromey@redhat.com>
3291 * stringpool.c (ggc_alloc_string): Terminate string.
3293 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3295 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3296 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3297 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3300 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3303 2008-10-03 Pascal Obry <obry@adacore.com>
3305 * gcov.c (create_file_names): Properly handle UNIX and DOS
3306 directory separators.
3307 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3308 separator to '~' to ensure clean filenames on Windows.
3310 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3312 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3313 Add a null terminator to the stripped name.
3315 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3317 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3318 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3319 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3320 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3321 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3322 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3323 TARGET_SINGLE_FLOAT.
3325 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3327 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3329 2008-10-02 Richard Guenther <rguenther@suse.de>
3332 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3333 and VECTOR_TYPE recurse with useless_type_conversion_p which
3334 properly handles void pointer conversion.
3336 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3339 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3340 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3342 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3344 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3345 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3346 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3347 they translate to non builtins.
3348 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3349 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3350 __builtin_vec_promote, __builtin_vec_extract, and
3351 __builtin_vec_insert.
3352 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3353 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3354 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3355 * config/rs6000/altivec.h (vec_extract): Define
3356 (vec_insert): Define.
3357 (vec_splats): Define.
3358 (vec_promote): Define.
3360 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3361 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3362 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3364 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3366 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3367 prototype. Add new parameter, blk.
3368 Use BLKmode for the MEM if blk is true.
3369 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3370 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3371 ALTIVEC_BUILTIN_STVRXL.
3372 Update usage of altivec_expand_lv_builtin.
3373 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3374 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3375 (altivec_init_builtins): If compiling for the Cell, also define the
3377 * config/rs6000/rs6000.h (rs6000_builtins): Define
3378 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3379 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3380 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3381 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3382 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3383 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3384 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3385 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3386 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3387 UNSPEC_STVRX, and UNSPEC_STVRXL.
3388 (altivec_lvlx): New pattern.
3389 (altivec_lvlxl): New pattern.
3390 (altivec_lvrx): New pattern.
3391 (altivec_lvrxl): New pattern.
3392 (altivec_stvlx): New pattern.
3393 (altivec_stvlxl): New pattern.
3394 (altivec_stvrx): New pattern.
3395 (altivec_stvrxl): New pattern.
3396 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3397 (vec_lvlxl): Likewise.
3398 (vec_lvrx): Define if PPU is defined.
3399 (vec_lvrxl): Likewise.
3400 (vec_stvlx): Define if PPU is defined.
3401 (vec_stvlxl): Likewise.
3402 (vec_stvrx): Define if PPU is defined.
3403 (vec_stvrxl): Likewise.
3405 2008-10-01 Geert Bosch <bosch@adacore.com>
3407 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3409 2008-10-01 Richard Guenther <rguenther@suse.de>
3411 PR tree-optimization/37617
3412 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3413 do not add to the NEW_SETS.
3415 2008-10-01 Richard Guenther <rguenther@suse.de>
3418 * tree-vrp.c (execute_vrp): If we optimized away the default
3419 case make sure to promote the label that got in place of it
3420 to a default case label.
3422 2008-10-01 Richard Henderson <rth@redhat.com>
3425 * tree-complex.c (set_component_ssa_name): Don't optimize
3426 is_gimple_min_invariant values with ssa_names in abnormal phis.
3428 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3430 PR tree-optimization/37662
3431 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3432 commutative binary operation if they are in the wrong order and
3433 fold_build2 produces non-GIMPLE.
3435 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3437 PR tree-optimization/37662
3438 PR tree-optimization/37663
3439 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3440 get_value_range with non-SSA_NAME. Don't assert operands have been
3441 folded, instead just bail out.
3443 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3445 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3447 2008-09-30 Richard Guenther <rguenther@suse.de>
3450 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3451 build restrict-qualified pointers.
3452 (vectorizable_store): Move alias check later.
3453 (vectorizable_load): Likewise.
3455 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3457 * c-common.c (empty_if_body_warning): Remove.
3458 * c-common.h (empty_if_body_warning): Remove.
3459 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3460 here the -Wempty-body warning for `if' and `else' statements.
3461 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3463 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3465 * config/i386/i386.opt: Add msse2avx.
3467 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3468 * config/i386/linux64.h (ASM_SPEC): Likewise.
3470 * doc/invoke.texi: Document -msse2avx.
3472 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3474 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3476 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3478 * ifcvt.c (noce_emit_store_flag): If using condition from original
3479 jump, reverse it if if_info->cond was reversed.
3481 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3483 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3484 non-constant memory if it cannot be forced to constant memory.
3485 Overhaul surrounding code and factor out common condition.
3487 2008-09-29 Jeff Law <law@redhat.com>
3489 * reload1.c (alter_reg): Add missing curly braces.
3491 2008-09-29 Michael J. Eager <eager@eagercon.com>
3493 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3495 * config/rs6000/rs6000.c (rs6000_override_options): Move
3496 rs6000_init_hard_regno_mode_ok after all options changed.
3497 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3498 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3499 -msimple-fpu flags. Add warning messages if single FP not configured.
3500 (rs6000_file_start): Output gnu_attribute for single-float.
3501 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3502 (rs6000_legitimize_address): Likewise.
3503 (rs6000_legitimize_reload_address): Likewise.
3504 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3505 TARGET_SINGLE_FLOAT.
3506 (function_arg_advance): Likewise (partial conversion).
3507 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3508 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3509 TARGET_SINGLE_FLOAT.
3510 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3511 (rs6000_emit_prologue): Likewise.
3512 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3513 TARGET_SINGLE_FLOAT.
3514 (rs6000_libcall_value): Likewise.
3515 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3516 (TARGET_DOUBLE_FLOAT): New default to 1
3517 (TARGET_SIMPLE_FPU): New default to 0
3518 (TARGET_SINGLE_FPU): New default to 0
3519 (TARGET_SINGLE_FLOAT_MODE): New.
3520 (TARGET_DOUBLE_FLOAT_MODE): New.
3521 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3522 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3524 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3525 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3526 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3527 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3528 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3529 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3530 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3531 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3532 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3533 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3534 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3535 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3536 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3537 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3538 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3539 cmptf_internal1, *cmptf_internal2): Condition on
3540 TARGET_DOUBLE_FLOAT.
3541 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3542 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3543 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3544 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3545 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3546 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3547 TARGET_SINGLE_FLOAT.
3548 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3549 * config/rs6000/rs6000.opt (-msingle-float): New.
3550 (-mdouble-float): New.
3551 (-msimple-fpu): New.
3552 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3553 -msingle-float, -mdouble-float, -msimple-fpu options.
3554 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3555 _SOFT_DOUBLE for -msingle-float.
3556 * config.gcc: New config for target=powerpc-xilinx-eabi.
3558 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3560 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3561 have exit and entry.
3562 (new_scop): Take entry and exit edge to define new SCoP.
3563 (sd_region_p): New structure used during SCoP detection.
3564 (move_scops): Delete.
3565 (move_sd_regions): New.
3566 (scopdet_info): Change the definition from edges back to basic_blocks.
3567 (scopdet_edge_info): Work on basic_blocks and rename to
3568 scopdet_basic_block_info.
3569 (split_difficult_bb): At the moment removed. We should later
3570 add it at another place.
3571 (build_scops_1): Work on basic_blocks.
3572 (bb_in_sd_region): New.
3573 (find_single_entry_edge): New.
3574 (find_single_exit_edge): New.
3575 (create_single_entry_edge): New.
3576 (sd_region_without_exit): New.
3577 (create_single_exit_edge): New.
3578 (unmark_exit_edges): New.
3579 (mark_exit_edges): New.
3580 (create_sese_edges): New.
3581 (build_graphite_scops): New.
3582 (build_scops): Make SCoPs SESE.
3583 (limit_scops): Use the new functions.
3585 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3587 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3589 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3592 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3593 address to a register before taking the lower part.
3595 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3597 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3600 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3601 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3604 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3605 the newly created variable.
3606 Create a VECTOR_CST of all 1s for vector types.
3608 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3611 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3613 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3615 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3616 order to convert between modes.
3617 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3619 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3621 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3624 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3627 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3631 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3633 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3634 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3635 them to yield false with MIPS16.
3637 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3640 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3641 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3642 mem_loc_descriptor failed. Accept UNSPEC.
3643 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3644 fail if one of the loc_descriptor calls for pieces failed.
3645 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3646 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3647 if loc_descriptor_from_tree_1 on offset failed.
3650 * opts.c (common_handle_option): Don't call print_specific_help with
3651 CL_SAVE as first argument.
3653 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3654 Steve Ellcey <sje@cup.hp.com>
3656 * configure: Regenerate for new libtool.
3657 * aclocal.m4: Ditto.
3659 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3661 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3662 alias set on MEM when saving stack pointer.
3663 * config/rs6000/rs6000.md (allocate_stack): Likewise
3665 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3667 PR tree-optimization/37574
3668 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3669 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3670 instead of vector_type for constants. Take computation out of loop.
3671 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3672 and use only vector_type for invariant case.
3673 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3675 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3678 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3679 the decl is a VAR_DECL or FUNCTION_DECL.
3681 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3684 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3685 (mark_ref_live, mark_ref_dead): Use them.
3686 (def_conflicts_with_inputs_p): Remove.
3687 (mark_early_clobbers): New function.
3688 (process_bb_node_lives): Call preprocess_constraints and
3689 mark_early_clobbers.
3691 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3693 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3696 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3697 (ira_compress_allocno_live_ranges): New prototype.
3699 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3700 (coalesced_allocnos_living_at_program_points): New.
3701 (coalesced_allocnos_live_at_points_p,
3702 set_coalesced_allocnos_live_points): New functions.
3703 (coalesce_spill_slots): Rewrite.
3705 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3706 ira_compress_allocno_live_ranges): New functions.
3708 * ira-build.c (ira_flattening): Call
3709 ira_compress_allocno_live_ranges.
3712 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3714 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3717 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3719 * combine.c (make_compound_operation): Handle the 'E' format.
3720 (count_rtxs): Likewise.
3721 (update_table_tick): Likewise.
3722 (get_last_value_validate): Likewise.
3724 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3726 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3728 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3730 * matrix-reorg.c (transform_allocation_sites): Initializers
3731 added to avoid the warning.
3733 2008-09-25 Martin Jambor <mjambor@suse.cz>
3735 * cgraph.c (free_nodes): New variable.
3736 (NEXT_FREE_NODE): New macro.
3737 (cgraph_create_node): Reuse nodes from the free list. Do not
3738 update uid if doing so.
3739 (cgraph_remove_node): Add the node to the free list.
3741 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3743 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3745 2008-09-24 Richard Henderson <rth@redhat.com>
3747 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3748 * unwind-dw2.c (execute_stack_op): Handle it.
3750 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3753 2008-09-24 Michael J. Eager <eager@eagercon.com>
3755 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3757 * c-common.c (fname_decl): New location argument.
3758 * c-common.h (fname_decl): Same.
3759 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3761 (c_parser_typeof_specifier): Same.
3762 (c_parser_parms_list_declarator): Same.
3763 (c_parser_asm_string_literal): Same.
3764 (c_parser_compound_statement_nostart): Same.
3765 (c_parser_label): Same.
3766 (c_parser_do_statement): Same.
3767 (c_parser_asm_statement): Same.
3768 (c_parser_unary_expression): Same.
3769 (c_parser_sizeof_expression): Same.
3770 (c_parser_postfix_expression): Same.
3771 (c_parser_pragma): Same.
3772 (c_parser_omp_clause_collapse): Same.
3773 (c_parser_omp_clause_num_threads): Same.
3774 (c_parser_omp_clause_schedule): Same.
3775 (c_parser_omp_all_clauses): Same.
3776 (c_parser_omp_sections_scope): Same.
3777 (c_parser_omp_for_loop): Same. Pass condition's location to
3778 c_objc_common_truthvalue_conversion.
3779 (c_parser_enum_specifier): Remove comment.
3781 2008-09-24 Michael J. Eager <eager@eagercon.com>
3783 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3785 * config/rs6000/rs6000.c (rs6000_override_options): Move
3786 rs6000_init_hard_regno_mode_ok after all options changed.
3787 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3788 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3789 -msimple-fpu flags. Add warning messages if single FP not configured.
3790 (rs6000_file_start): Output gnu_attribute for single-float.
3791 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3792 (rs6000_legitimize_address): Likewise.
3793 (rs6000_legitimize_reload_address): Likewise.
3794 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3795 TARGET_SINGLE_FLOAT.
3796 (function_arg_advance): Likewise.
3797 (function_arg): Likewise.
3798 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3799 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3800 TARGET_SINGLE_FLOAT.
3801 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3802 (rs6000_emit_prologue): Likewise.
3803 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3804 TARGET_SINGLE_FLOAT.
3805 (rs6000_libcall_value): Likewise.
3806 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3807 (TARGET_DOUBLE_FLOAT): New default to 1
3808 (TARGET_SIMPLE_FPU): New default to 0
3809 (TARGET_SINGLE_FPU): New default to 0
3810 (TARGET_SINGLE_FLOAT_MODE): New.
3811 (TARGET_DOUBLE_FLOAT_MODE): New.
3812 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3813 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3815 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3816 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3817 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3818 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3819 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3820 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3821 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3822 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3823 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3824 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3825 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3826 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3827 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3828 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3829 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3830 cmptf_internal1, *cmptf_internal2): Condition on
3831 TARGET_DOUBLE_FLOAT.
3832 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3833 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3834 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3835 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3836 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3837 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3838 TARGET_SINGLE_FLOAT.
3839 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3840 * config/rs6000/rs6000.opt (-msingle-float): New.
3841 (-mdouble-float): New.
3842 (-msimple-fpu): New.
3843 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3844 -msingle-float, -mdouble-float, -msimple-fpu options.
3845 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3846 _SOFT_DOUBLE for -msingle-float.
3847 * config.gcc: New config for target=powerpc-xilinx-eabi.
3849 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3851 * config/sparc/constraints.md: New file.
3852 * config/sparc/sparc.md: Include it.
3853 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3854 (sparc_extra_constraint_check): Delete.
3855 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3856 (memory_ok_for_ldd): New predicate.
3857 (sparc_extra_constraint_check): Delete.
3858 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3859 (CONST_OK_FOR_LETTER_P): Likewise.
3860 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3861 (EXTRA_CONSTRAINT): Likewise.
3863 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3865 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3867 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3869 * alias.c (find_base_value): Use FIND_BASE_TERM.
3870 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3872 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3874 * config/i386/i386.c: Include cselib.h.
3875 (ix86_pic_register_p): New function.
3876 (ix86_delegitimize_address): Use it to check for the PIC register.
3878 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3880 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3881 * config/i386/i386.c (ix86_find_base_term): Don't check for
3882 SYMBOL_REF and LABEL_REF.
3884 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3886 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3887 constant PLUS in a CONST.
3889 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3891 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3892 check for sibcall support for w64.
3894 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3896 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3898 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3900 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3901 parser_build_binary_op.
3902 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3903 * c-typeck.c (build_array_ref): Same.
3904 (parser_build_unary_op): New location argument.
3905 (pointer_diff): Pass location to build_binary_op,
3906 c_objc_common_truthvalue_conversion.
3907 (build_modify_expr): Same.
3908 (build_unary_op): New location argument.
3909 (build_binary_op): New location argument.
3910 (c_objc_common_truthvalue_conversion): Pass location to
3911 c_*common_truthvalue_conversion.
3912 * c-convert.c (convert): Same.
3913 * c-common.c (binary_op_error): New location argument.
3914 (pointer_int_sum): Pass location to build_binary_op.
3915 (c_common_truthvalue_conversion): New location argument.
3916 (warn_for_sign_compare): Same.
3917 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3918 binary_op_error, build_binary_op, warn_for_sign_compare.
3919 * c-parser.c (c_parser_condition): Pass location to
3920 c_*common_truthvalue_conversion.
3921 (c_parser_conditional_expression): Save condition's location and pass
3923 (c_parser_binary_expression): Same, but for the binary operator's
3925 (c_parser_omp_for_loop): Pass location to
3926 c_objc_common_truthvalue_conversion.
3928 2008-09-23 Martin Jambor <mjambor@suse.cz>
3930 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3931 (cgraph_node_remove_callees): New temporary f. Hold the next item
3933 (cgraph_node_remove_callers): Likewise.
3935 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3936 (ipa_node_removal_hook): Likewise.
3938 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3939 gimple_call_copy_skip_args and moved to the gimple_call section.
3940 * gimple.c (gimple_copy_call_skip_args): Renamed to
3941 gimple_call_copy_skip_args. Changed al users.
3943 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3945 * ira-color.c (start_allocno_priorities): Rename to
3946 setup_allocno_priorities. Use costs and
3947 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3948 range lengths. Get rid off doubles.
3949 (ira_fast_allocations): Call start_allocno_priorities.
3951 2008-09-22 David Daney <ddaney@avtrex.com>
3954 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3955 register if TARGET_LONG_CALLS.
3957 2008-09-22 Richard Guenther <rguenther@suse.de>
3959 PR tree-optimization/37145
3960 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3961 value-numbering union accesses with their offset and size only.
3962 (visit_reference_op_load): Fix simplification of inserted conversions.
3963 * tree-ssa-pre.c (find_or_generate_expression): Do not
3964 recursively generate expressions if running FRE.
3966 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3968 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3969 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3972 2008-09-22 Richard Guenther <rguenther@suse.de>
3974 PR tree-optimization/37145
3975 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3976 (phi_translate_1): Constant fold references.
3978 2008-09-22 Ira Rosen <irar@il.ibm.com>
3980 PR tree-optimization/37482
3981 * tree-vectorizer.h (struct _slp_instance): Add new field.
3982 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3983 (get_earlier_stmt): New function.
3984 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3986 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3987 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3988 asserts that GSI points to the scalar statement being vectorized.
3989 Set new statement location according to GSI.
3990 (vect_schedule_slp_instance): Use GSI of
3991 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3993 2008-09-21 Jan Hubicka <jh@suse.cz>
3995 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3996 (ipcp_insert_stage): Update dead_nodes bitmap.
3998 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4001 * config/i386/t-cygming (SHLIB_LC): Remove.
4002 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4003 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4005 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4009 * final.c (mark_symbol_ref_as_used): New helper function.
4010 (output_operand): Instead of just looking inside MEMs for
4011 SYMBOL_REFs, use new helper function and for_each_rtx.
4012 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4013 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4014 Make head comment more general.
4015 * config/darwin.c (machopic_output_indirection): Handle weak
4016 references here, like in assemble_external.
4018 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4020 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4021 (sparc_emit_float_lib_cmp): Change return type.
4022 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4023 (gen_compare_operator): New function.
4024 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4025 the comparison sequence. Minor tweaks.
4026 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4027 that the final operator and the result of sparc_emit_float_lib_cmp
4028 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4029 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4030 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4031 result of sparc_emit_float_lib_cmp match for software TFmode.
4032 (movqicc, movhicc, movsicc, movdicc): Merge into...
4033 (mov<I:mode>cc): ...this.
4034 (movsfcc, movdfcc, movtfcc): Merge into...
4035 (mov<F:mode>cc): ...this.
4036 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4038 (mov<I:mode>_cc_v9): ...this.
4039 (movdi_cc_sp64_trunc): Delete.
4040 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4041 movdi_cc_reg_sp64): Merge into...
4042 (mov<I:mode>_cc_reg_sp64): ...this.
4043 (movsf_cc_sp64): Rename into...
4044 (movsf_cc_v9): ...this.
4045 (movdf_cc_sp64): Rename into...
4046 (movdf_cc_v9): ...this.
4047 (movtf_cc_hq_sp64): Rename into...
4048 (movtf_cc_hq_v9): ...this.
4049 (movtf_cc_sp64): Rename into...
4050 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4052 2008-09-21 Diego Novillo <dnovillo@google.com>
4054 * doc/gccint.texi: Include generic.texi and gimple.texi.
4056 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4057 (GIMPLE): Move to gimple.texi.
4058 (Annotations): Remove references to to stmt_ann_t and
4060 (SSA Operands): Rename from 'Statement Operands'.
4061 * doc/generic.texi: New.
4062 * doc/gimple.texi: New.
4063 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4064 * Makefile.in (TEXI_GCCINT_FILES):
4065 * gimple.c (gimple_copy_call_skip_args): Rename from
4066 giple_copy_call_skip_args. Update all users.
4067 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4069 2008-09-21 Ira Rosen <irar@il.ibm.com>
4071 PR tree-optimization/37539
4072 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4073 statement in related statement field only for the first load of the
4074 group of loads with the same data reference.
4076 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4078 * config/mips/mips.h (TUNE_OCTEON): New macro.
4079 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4080 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4081 * config/mips/octeon.md: New file.
4082 * config/mips/mips.md: Include octeon.md. Restore
4083 semi-alphabetical order of include files.
4085 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4088 * config/i386/i386.md (*jcc_fused_1): Removed.
4089 (*jcc_fused_2): Likewise.
4090 (*jcc_fused_3): Likewise.
4091 (*jcc_fused_4): Likewise.
4093 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4095 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4096 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4097 * target.h (gcc_target): Add ira_cover_classes.
4098 * ira.c: Remove IRA_COVER_CLASSES guards.
4099 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4100 instead of IRA_COVER_CLASSES.
4101 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4102 (setup_class_translate): Likewise.
4103 (setup_reg_class_intersect_union): Likewise.
4104 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4105 test of targetm.ira_cover_classes.
4106 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4107 of IRA_COVER_CLASSES.
4108 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4109 (TARGET_INITIALIZER): Include it.
4110 * targhooks.h (default_ira_cover_classes): Declare.
4111 * targhooks.c (default_ira_cover_classes): New function.
4113 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4115 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4117 2008-09-19 Ian Lance Taylor <iant@google.com>
4119 * varasm.c (narrowing_initializer_constant_valid_p): Return
4120 NULL_TREE if ENDTYPE is not an integer.
4122 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4125 * tree-ssa.c (execute_update_addresses_taken): Also update
4126 DECL_GIMPLE_REG_P for vector and complex types.
4128 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4129 Jan Hubicka <jh@suse.cz>
4132 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4133 empty before freeing them.
4134 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4136 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4138 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4139 * config/xtensa/predicates.md (tls_symbol_operand): New.
4140 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4141 (TARGET_CANNOT_FORCE_MEM): Define.
4142 (xtensa_tls_symbol_p): New.
4143 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4144 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4145 (xtensa_tls_module_base): New.
4146 (xtensa_call_tls_desc): New.
4147 (xtensa_legitimize_tls_address): New.
4148 (xtensa_legitimize_address): Handle TLS symbols.
4149 (xtensa_tls_referenced_p_1): New.
4150 (xtensa_tls_referenced_p): New.
4151 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4153 (XTENSA_BUILTIN_THREAD_POINTER): New.
4154 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4155 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4156 builtin. Add declarations for __builtin_thread_pointer and
4157 __builtin_set_thread_pointer.
4158 (xtensa_fold_builtin): Recognize new builtins.
4159 (xtensa_expand_builtin): Expand new builtins.
4160 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4161 (TARGET_THREADPTR): Define.
4162 (HAVE_AS_TLS): Define default value.
4163 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4164 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4165 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4166 (UNSPECV_SET_TP): New.
4167 (sym_TPOFF, sym_DTPOFF): New.
4168 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4169 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4170 * configure: Regenerated.
4172 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4175 * config/ia64/ia64.c (ia64_optimization_options): Move
4176 checking and setting flag_schedule_insns_after_reload and
4177 ia64_flag_schedule_insns2 back to ...
4178 (ia64_override_options): Here.
4180 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4183 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4184 zero extend count after the correction to it is done.
4185 (doloop_optimize): Update call to doloop_modify, don't zero extend
4188 2008-09-18 Martin Jambor <mjambor@suse.cz>
4190 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4192 * ipa-prop.c: Correct comments.
4193 * ipa-prop.h: Likewise.
4195 2008-09-18 Jan Hubicka <jh@suse.cz>
4198 * ipa-reference.c (ipa_reference_local_vars_info_d,
4199 ipa_reference_global_vars_info_d,
4200 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4201 ipa_reference_vars_info_t): Move here from ipa-reference.h
4202 (node_duplication_hook_holder, node_removal_hook_holder): New.
4203 (get_reference_vars_info_from_cgraph): Rename to ...
4204 (get_reference_vars_info): ... this one, use cgraph uids.
4205 (get_local_reference_vars_info, get_global_reference_vars_info):
4206 Use cgraph instead of decl.
4207 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4209 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4210 ipa_reference_get_written_global,
4211 ipa_reference_get_not_written_global): Use cgraph argument.
4212 (check_call): Simplify avail check.
4213 (scan_stmt_for_static_refs): Update.
4214 (propagate_bits): Update.
4215 (merge_callee_local_info): Remove.
4216 (init_function_info): Use cgraph nodes.
4217 (clean_function_local_data): Break out from ...
4218 (clean_function): ... here.
4219 (copy_local_bitmap, copy_global_bitmap): New functions.
4220 (duplicate_node_data, remove_node_data): New functions.
4221 (generate_summary): Register hooks; use visibility instead of
4223 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4224 * ipa-reference.h (ipa_reference_local_vars_info_d,
4225 ipa_reference_global_vars_info_d,
4226 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4227 ipa_reference_vars_info_t): Move to ipa-reference.c
4228 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4230 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4231 ipa_reference_get_not_read_global,
4232 ipa_reference_get_not_written_global): Update prototype.
4233 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4234 (init_state): Remove.
4235 (node_duplication_hook_holder, node_removal_hook_holder): New.
4236 (get_function_state, set_function_state): Use VECtor.
4237 (analyze_function): Check body availability.
4238 (add_new_function): Likewise.
4239 (duplicate_node_data, remove_node_data): New.
4240 (generate_summary): Register hooks; do not care about clones.
4241 (propafate): Do not care about clones; recursive functions are
4243 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4244 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4245 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4247 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4248 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4249 Update call of ipa-reference accesors.
4251 2008-09-18 Simon Baldwin <simonb@google.com>
4253 * c-opts.c (c_common_handle_option): Add handling for
4254 -Wbuiltin-macro-redefined command line option.
4255 * c.opt: Added builtin-macro-redefined option.
4256 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4259 2008-09-18 Richard Guenther <rguenther@suse.de>
4261 PR tree-optimization/37258
4262 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4263 and signedness for integral types.
4264 (vn_phi_eq): Require compatible types.
4266 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4269 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4270 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4272 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4273 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4274 ggc_free other TREE_LIST nodes from that chain.
4275 * function.c (instantiate_decls): Instantiate also DECL_RTL
4276 of vars in cfun->local_decls, free that list afterwards.
4278 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4280 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4281 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4283 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4285 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4286 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4288 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4290 PR tree-optimization/37102
4291 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4292 from a node. Check to see if another PHI is dead.
4293 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4294 remove real PHIs which have no uses.
4295 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4297 2008-09-18 Richard Guenther <rguenther@suse.de>
4300 * tree-cfg.c (remove_useless_stmts_1): Remove
4301 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4303 2008-09-18 Nick Clifton <nickc@redhat.com>
4305 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4306 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4307 to frv_secondary_reload_class.
4308 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4309 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4310 (frv_secondary_reload_class): Omit unused parameter.
4311 (frv_secondary_reload): New function. Handle the case when
4312 secondary_reload_class() is called before the reload_(in|out)
4313 _optabs have been initialised.
4314 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4316 * config/frv/frv.md: Define an exclusion set between fr550_m0
4319 2008-09-18 Richard Guenther <rguenther@suse.de>
4321 PR tree-optimization/37456
4322 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4323 want to insert after ends a BB insert on the single fallthru
4326 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4328 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4329 Mention -march=z9-109, z9-ec and z10.
4331 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4333 PR rtl-optimization/37544
4334 * regrename.c (maybe_mode_change): Exit early when copy_mode
4335 is narrower than orig_mode and narrower than new_mode.
4337 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4340 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4342 * sched-rgn.c (ref_counts): Remove.
4343 (insn_referenced): New static variable.
4344 (INSN_REF_COUNT): Remove.
4345 (sched_run_compute_dependencies): Use insn_referenced instead of
4347 (add_branch_dependences): Likewise. Delete dead assignment.
4349 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4351 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4352 consumer is an asm. Add comment why this is important.
4353 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4354 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4356 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4358 * expr.c (emit_group_store): Do not shift before moving via a
4361 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4363 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4364 from aggregate to non-aggregate type if the bit pattern is not fully
4365 preserved afterwards.
4367 2008-09-17 Richard Guenther <rguenther@suse.de>
4369 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4370 (verify_gimple_assign): ... this. Split into ...
4371 (verify_gimple_assign_unary): ... this,
4372 (verify_gimple_assign_binary): ... that,
4373 (verify_gimple_assign_single): ... and this.
4374 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4375 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4376 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4377 (verify_types_in_gimple_reference): Be forgiving with
4379 (verify_gimple_phi): Deal with virtual operands.
4381 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4383 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4385 * tree.c (get_callee_fndecl): Don't call the language hook.
4386 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4387 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4388 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4390 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4392 * tree.c (protected_set_expr_location): Don't unnecessarily
4393 check for error_mark_node.
4395 2008-09-17 Art Haas <ahaas@impactweather.com>
4397 * ipa-reference.c (analyze_function): Declare step only if
4398 ENABLE_CHECKING is defined.
4400 2008-09-17 Jan Hubicka <jh@suse.cz>
4403 * tree.h (DECL_INLINE): remove.
4404 (DECL_DECLARED_INLINE_P): Update docs.
4405 (DECL_NO_INLINE_WARNING_P): new.
4406 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4407 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4409 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4410 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4413 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4416 2008-09-17 Jan Hubicka <jh@suse.cz>
4418 * ipa-reference.c (ipa_obstack): Remove.
4419 (local_info_obstack, global_info_obstack): New.
4420 (add_static_var): We now handle variables only.
4421 (mark_address_taken, mark_load, mark_store): New functions based on ...
4422 (check_operand): ... remove.
4423 (get_asm_stmt_operands): Rename to ...
4424 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4425 (scan_stmt_for_static_refs): Rewrite.
4426 (scan_op_for_static_refs): Rename to ...
4427 (scan_initializer_for_static_refs): do not look for VAR_DECL
4428 initializers; stop recursion on types and decls.
4429 (ipa_init): Use proper obstacks.
4430 (analyze_variable): Use scan_initializer_for_static_refs.
4431 (init_function_info): Use local obstack.
4432 (analyze_function): Simplify.
4433 (add_new_function): We don't need visited_nodes obstack.
4434 (generate_summary): Use proper obstacks; cleanup after propagation.
4436 2008-09-17 Richard Guenther <rguenther@suse.de>
4439 PR tree-optimization/37491
4440 * alias.c (get_alias_set): Use the canonical type.
4441 * tree-vect-transform.c (vectorizable_store): Use the type of
4442 the lhs for the vector type. Adjust checking.
4443 (vectorizable_load): Adjust checking.
4445 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4446 Adam Nemet <anemet@caviumnetworks.com>
4448 PR rtl-optimization/37483
4449 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4450 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4451 Rearrange code to better match the original comment. Check
4452 t_unconditional first. Improve comment.
4454 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4457 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4458 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4461 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4462 GIMPLE_TRY if cleanup sequence is empty.
4464 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4467 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4468 eliminate IV if the cost are the same.
4470 2008-09-16 Richard Guenther <rguenther@suse.de>
4473 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4476 2008-09-16 Richard Guenther <rguenther@suse.de>
4478 PR tree-optimization/37508
4479 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4481 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4483 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4485 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4487 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4488 use gen_floatdidf2 directly.
4489 (floatunssidf2): Likewise.
4490 (floatsidf_ppc64_mfpgpr): Remove.
4491 (floatsidf_ppc64): Remove.
4492 (floatunssidf_ppc64): Remove.
4494 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4496 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4497 rather than update_cost_queue.
4499 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4500 in every call starting with the second one, instead of only when
4501 alias_bitmap_obstack.elements != NULL.
4503 * tree-predcom.c (filter_suitable_components): Free all refs in
4504 act->refs vector before calling release_component.
4505 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4507 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4509 * tree-loop-linear.c (linear_transform_loops): Initialize
4510 lambda_obstack only after calling perfect_loop_nest_depth.
4511 Goto free_and_continue instead of just continue for later failures.
4514 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4517 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4519 2008-09-14 Andreas Schwab <schwab@suse.de>
4521 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4523 2008-09-14 Jan Hubicka <jh@suse.cz>
4525 * invoke.texi (-fconserve-stack): Document.
4526 * opts.c (decode_options): Handle conserve_stack.
4527 * common.opt (fconvserve_stack): New.
4529 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4531 * config.host: Add x-aix to host_xmake_file.
4532 * config/rs6000/t-aix52: Do not override LDFLAGS.
4533 * config/rs6000/x-aix: New file.
4535 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4541 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4542 is not recognized as a valid register usage. Allow REG_X to be used
4544 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4545 forces a reload when using a base register.
4547 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4549 * config/i386/cygming-crtend.c (register_frame_ctor): If
4550 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4551 directly with atexit.
4552 (deregister_frame_ctor): Rename to ...
4553 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4554 if !DEFAULT_USE_CXA_ATEXIT.
4556 2008-09-13 Jan Hubicka <jh@suse.cz>
4558 * cgraph.c: Include value-prof.h
4559 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4561 2008-09-13 Jan Hubicka <jh@suse.cz>
4564 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4565 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4566 tree_gen_one_value_profiler, tree_gen_average_profiler,
4567 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4569 2008-09-13 Jan Hubicka <jh@suse.cz>
4571 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4572 too many bytes on misalligned blocks.
4574 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4576 * doc/cfg.texi: Fix some typos.
4577 * doc/extend.texi: Likewise.
4578 * doc/install.texi: Likewise.
4579 * doc/invoke.texi: Likewise.
4580 * doc/rtl.texi: Likewise.
4581 * doc/tree-ssa.texi: Likewise.
4583 2008-09-13 Richard Guenther <rguenther@suse.de>
4586 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4587 gimple stores for memory rhs.
4589 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4591 PR rtl-optimization/37489
4592 * cse.c (fold_rtx): Don't return const_true_rtx for float
4593 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4595 2008-09-13 Jan Hubicka <jh@suse.cz>
4597 PR tree-optimization/37392
4598 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4600 2008-09-13 Martin Jambor <mjambor@suse.cz>
4601 Jan Hubicka <jh@suse.cz>
4603 * cgraph.c (free_edges): New variable.
4604 (NEXT_FREE_EDGE): New macro.
4605 (cgraph_free_edge): New function.
4606 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4607 (cgraph_node_remove_callees): Likewise.
4608 (cgraph_node_remove_callers): Likewise.
4609 (cgraph_create_edge): Reuse edges from the free list. Do not
4610 update uid if doing so.
4611 (cgraph_remove_*_hook): Add free call.
4613 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4615 * ira-color.c (conflict_allocno_vec): Delete.
4616 (update_cost_queue_elem): New structure.
4617 (update_cost_queue): New variable.
4618 (update_cost_queue_tail): Likewise.
4619 (update_cost_queue_elems): Likewise.
4620 (allocno_update_cost_check): Delete.
4621 (initiate_cost_update): Allocate update_cost_queue_elems
4622 instead of allocno_update_cost_check.
4623 (finish_cost_update): Update the free()s accordingly.
4624 (start_update_cost): New function.
4625 (queue_update_cost): Likewise.
4626 (get_next_update_cost): Likewise.
4627 (update_copy_costs_1): Inline into...
4628 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4629 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4630 once we've established they are equal. Don't allocate update
4631 costs if there is nothing to add to them.
4632 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4633 DIVISOR arguments. Use a queue instead of recursive calls;
4634 process all the allocnos in the initial queue, rather than
4636 (assign_hard_reg): Use queue_update_cost instead of
4637 conflict_allocno_vec. Queue coalesced allocnos instead
4638 of calling update_conflict_hard_regno_costs for each one.
4639 Just call update_conflict_hard_regno_costs once for the
4641 (ira_color): Remove conflict_allocno_vec handling.
4643 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4645 PR tree-optimization/37484
4646 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4647 (save_var_name): Same.
4648 (initialize_cloog_names): Same.
4649 (initialize_cloog_names): Same.
4651 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4653 * tree-scalar-evolution.c (set_instantiated_value): Set
4656 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4660 * ira-build.c (common_loop_tree_node_dominator): Remove.
4661 (copy_live_ranges_to_removed_store_destinations): New function.
4662 (regno_top_level_allocno_map): Move to top level from ...
4663 (ira_flattening): ... here. Use
4664 copy_live_ranges_to_removed_store_destinations.
4666 * ira-emit.c (generate_edge_moves): Fix a comment.
4668 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4671 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4672 scratch register after 'set' pattern.
4674 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4676 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4677 information passed to mark_reg_pointer.
4678 * explow.c (force_reg): Likewise.
4680 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4682 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4683 when building for the celledp architecture.
4685 2008-09-12 Richard Guenther <rguenther@suse.de>
4687 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4689 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4691 PR rtl-optimization/37424
4692 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4693 the regnos instead of the addresses.
4695 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4697 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4699 2008-09-11 Richard Guenther <rguenther@suse.de>
4701 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4702 entering the weaker equivalence recording.
4704 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4706 2008-09-11 Jeff Law <law@redhat.com>
4708 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4709 by assign_stack_local on the IRA path for stack slot sharing
4710 as well as the non-IRA path.
4712 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4714 * config/i386/i386.h: Fix whitespace issues.
4716 2008-09-11 Martin Jambor <mjambor@suse.cz>
4718 * ipa-prop.h (struct ipa_param_flags): Removed.
4719 (struct ipa_param_descriptor): New structure.
4720 (struct ipa_node_params): ipcp_lattices, param_decls and
4721 param_flags moved to ipa_param_description.
4722 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4723 descriptors. Renamed all users.
4724 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4725 changed to access descriptors. Renamed all users.
4726 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4727 to access descriptors. Renamed all users.
4728 * ipa-cp.c (ipcp_init_cloned_node): Call
4729 ipa_initialize_node_params instead of ipa_count_formal_params and
4730 ipa_create_param_decls_array.
4731 (ipcp_analyze_node): Likewise.
4732 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4733 descriptors. Renamed all users.
4734 (ipcp_initialize_node_lattices): Remove allocation.
4735 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4736 ipa_initialize_node_params instead of ipa_count_formal_params and
4737 ipa_create_param_decls_array.
4738 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4739 ipa_populate_param_decls, made static, added parameter info,
4740 renamed mt to node, removed allocation, changed to use
4742 (ipa_count_formal_params): Made static, added parameter info,
4744 (ipa_initialize_node_params): New function.
4745 (ipa_check_stmt_modifications): Changed to use descriptors.
4746 (ipa_detect_param_modifications): Removed allocation, changed to
4748 (ipa_note_param_call): Changed to use descriptors.
4749 (ipa_analyze_params_uses): Removed allocation.
4750 (ipa_free_node_params_substructures): Changed to use descriptors.
4751 (ipa_edge_duplication_hook): Use the unused attribute.
4752 (ipa_node_duplication_hook): Use the unused attribute, changed to
4753 use descriptors, changed to duplicate descriptors.
4755 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4756 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4757 indirect inlining. Made static.
4758 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4759 functions called only once.
4760 (cgraph_decide_recursive_inlining): Don't call
4761 ipa_propagate_indirect_call_infos, pass new_edges to
4762 cgraph_mark_inline_edge instead.
4763 (cgraph_decide_inlining_of_small_functions): Don't call
4764 ipa_propagate_indirect_call_infos, pass new_edges to
4765 cgraph_mark_inline_edge instead.
4766 (cgraph_decide_inlining): Don't call
4767 ipa_propagate_indirect_call_infos.
4768 * ipa-prop.c: Check that vectors are allocated.
4770 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4771 iff a new cgraph edges have been created.
4772 (cgraph_decide_inlining): New variable redo_always_inline.
4773 Flattening and always_inlining loop until callgraph stabilizes.
4774 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4775 true iff new cgraph edges have been created.
4776 (propagate_info_to_inlined_callees): Likewise.
4777 (ipa_propagate_indirect_call_infos): Likewise.
4779 2008-09-11 Richard Guenther <rguenther@suse.de>
4781 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4782 (set_prologue_iterations): Likewise.
4783 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4785 (vect_update_init_of_dr): Likewise.
4786 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4788 * fold-const.c (fold_unary): Do not generate calculations
4791 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4793 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4794 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4795 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4797 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4799 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4800 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4801 before finalizing the changes.
4802 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4804 (simplify_truth_ops_using_ranges): New.
4805 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4806 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4807 whether a simplification was made.
4808 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4809 use a switch statement and also call simplify_truth_ops_using_ranges.
4811 2008-09-11 Jan Hubicka <jh@suse.cz>
4813 * ggc-common.c (loc_array): Make static.
4814 * dce.c (rest_of_handle_ud_dce): Free worklist.
4816 2008-09-11 Jan Hubicka <jh@suse.cz>
4818 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4819 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4820 function so we are sure we do not dangle it forever.
4821 * function.c (outer_function_chain, find_function_data): Remove.
4822 (function_context_stack): New.
4823 (push_function_context, pop_function_context): Update.
4824 * function.h (struct function): Remove pointer outer.
4825 (outer_function_chain, find_function_data): Remove.
4826 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4828 2008-09-11 Jan Hubicka <jh@suse.cz>
4831 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4833 2008-09-11 Jan Hubicka <jh@suse.cz>
4835 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4837 2008-09-11 Jan Hubicka <jh@suse.cz>
4839 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4840 (free_var_map_entry): New function.
4841 (redirect_edge_var_map_destroy): Use it.
4843 2008-09-11 Jan Hubicka <jh@suse.cz>
4846 * tree-inline.c (add_lexical_block): Replace with ...
4847 (prepend_lexical_block): ... prepend at begginig.
4848 (remap_blocks): Use it and reverse later.
4849 (expand_call_inline): Use prepend_lexical_block.
4851 2008-09-11 Jan Hubicka <jh@suse.cz>
4853 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4855 2008-09-11 Jan Hubicka <jh@suse.cz>
4857 * function.c (free_after_compilation): Call insn_locators_free.
4858 * cfglayout.c (insn_locators_free): New function.
4859 * rtl.h (insn_locators_free): Declare.
4861 2008-09-11 Jan Hubicka <jh@suse.cz>
4863 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4865 (cond_move_process_if_block): Update call.
4867 2008-09-11 Jan Hubicka <jh@suse.cz>
4869 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4870 * vec.c: Include hashtab.h
4871 (vec_descriptor, ptr_hash_entry): New structures.
4872 (vec_desc_hash, vec_ptr_map): New static variables.
4873 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4874 register_overhead, free_overhead, vec_heap_free): New functions.
4875 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4876 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4877 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4880 2008-09-11 Ira Rosen <irar@il.ibm.com>
4882 PR tree-optimization/37474
4883 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4884 length of load permutation.
4886 2008-09-11 Andreas Schwab <schwab@suse.de>
4888 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4890 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4893 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4894 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4895 simplify_gen_subreg.
4897 2008-09-11 Ira Rosen <irar@il.ibm.com>
4899 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4902 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4905 * gimplify.c (gimplify_body): Call default_rtl_profile.
4908 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4909 instead of tok->val.node if not expanding to something else. Handle
4910 intervening CPP_PADDING tokens.
4911 (altivec_categorize_keyword): Remove unneeded comparisons.
4913 2008-09-10 Richard Guenther <rguenther@suse.de>
4915 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4917 2008-09-10 Richard Guenther <rguenther@suse.de>
4920 * tree-inline.c (insert_init_stmt): Make sure to not
4921 insert invalid gimple stores.
4923 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4925 PR tree-optimization/37388
4926 * toplev.c (process_options): Fail and warn when graphite
4927 flags are used, but the compiler has not been configured
4928 with graphite libraries.
4929 * graphite.c (graphite_transform_loops): Remove printfs
4930 to dump_file for the case when graphite is not available.
4932 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4935 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4936 the even element into register.
4937 (ix86_expand_vector_init_general): Don't use
4938 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4939 if we can't move from GPR to SSE register directly.
4941 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4943 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4944 not lose track of the number of NOPs needed. Number of NOPs needed
4945 for sync vs. loads workaround was switched; corrected. Run second
4946 pass for all workarounds. No NOPs needed after call insns. Change
4947 second pass to use find_next_insn_start and find_load helpers in order
4948 to properly detect parallel insns.
4949 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4951 2008-09-10 Jan Hubicka <jh@suse.cz>
4953 * value-prof.c (gimple_ic): Fix tuplification bug.
4954 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4957 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4959 PR tree-optimization/37353
4960 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4961 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4962 calls instead of cond_dead_built_in_calls.
4963 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4964 initalize the vector only before adding first entry. Use VEC_safe_push
4965 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4966 shrink_wrap_conditional_dead_built_in_calls call.
4968 2008-09-10 Ira Rosen <irar@il.ibm.com>
4970 PR tree-optimization/37385
4971 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4972 argument, and use it as a vector type if not NULL.
4973 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4975 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4976 additional argument.
4977 (vectorizable_load): Likewise.
4979 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4981 * config/i386/i386.md (SWI32): New mode iterator.
4982 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4985 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4987 PR rtl-optimization/37435
4988 * caller-save.c (insert_restore, insert_save): Check the mode by
4991 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4994 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4996 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4999 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5001 * doc/invoke.texi (ARM Options): Correct errors in discussion
5002 of -mfloat-abi, -mhard-float, and -msoft-float.
5004 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5005 Jan Hubicka <jh@suse.cz>
5008 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5009 calling gimple_regimplify_operands on it. Iterate over all newly
5010 added statements, not just the last one.
5011 (insert_init_stmt): Insert stmt into seq first, then call
5012 gimple_regimplify_operands on it. Don't create new gimplification
5013 context, nor find referenced vars.
5015 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5018 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5019 to pointer to vector pointer.
5020 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5021 propagate_info_to_inlined_callees): Likewise.
5022 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5023 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5024 ipa_check_create_edge_args.
5025 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5026 argument to pointer to vector pointer.
5027 (cgraph_decide_inlining_of_small_function): Adjust
5028 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5032 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5033 optimizing for size, not speed.
5035 PR rtl-optimization/37408
5036 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5037 if parm is promoted.
5039 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5041 PR tree-optimization/37375
5042 * tree-scalar-evolution.c (scev_info_str): Add field
5044 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5045 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5046 set_instantiated_value): Pass instantiated_below.
5047 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5049 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5050 the definitions are not instantiated.
5052 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5053 (block_before_loop): New.
5054 * tree-data-ref.c (dr_analyze_indices): Update uses of
5056 * graphite.c (block_before_scop): New.
5057 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5058 basic block, not a loop for determining the parameters.
5059 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5061 (idx_record_params, find_params_in_bb, find_scop_parameters,
5062 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5063 to instantiate_scev.
5065 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5067 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5071 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5073 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5074 Check zero freq and increase if necessary.
5076 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5078 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5079 regno is in the right range. Add comments.
5081 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5083 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5085 * mips-tfile.c (copy_object): Cast alloca result to int *.
5086 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5088 Rename class to sclass.
5089 (read_tfile): Cast read_seek return values to proper types.
5090 Cast xcalloc return value to proper type.
5092 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5094 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5095 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5096 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5098 2008-09-09 Jan Hubicka <jh@suse.cz>
5100 * profile.c (is_edge_inconsistent): Add debug output; ignore
5101 negative count on fake edges.
5102 (is_inconsistent): Add debug output.
5104 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5106 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5108 (choose_ready): When first insn is chosen from the ready list, also
5111 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5113 PR rtl-optimization/37360
5114 * haifa-sched.c (max_issue): Do not assert that we never issue more
5115 insns than issue_rate. Add comment.
5117 2008-09-09 Richard Guenther <rguenther@suse.de>
5119 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5120 (verify_types_in_gimple_call): Rename to ...
5121 (verify_gimple_call): ... this. Enhance.
5122 (verify_types_in_gimple_cond): Remove.
5123 (verify_gimple_comparison): New function ...
5124 (verify_types_in_gimple_assign): ... split out from here.
5125 (verify_types_in_gimple_return): Rename to ...
5126 (verify_gimple_return): ... this. Enhance.
5127 (verify_types_in_gimple_switch): Rename to ...
5128 (verify_gimple_switch): ... this. Enhance.
5129 (verify_gimple_goto): New function.
5130 (verify_types_in_gimple_phi): Rename to ...
5131 (verify_gimple_phi): ... this. Enhance.
5132 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5133 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5134 (verify_types_in_gimple_seq_2): Remove cases handled in
5135 verify_types_in_gimple_stmt.
5137 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5139 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5140 (push_multiple_operation, pop_multiple_operation): Set it.
5141 (workaround_rts_anomaly): New function.
5142 (workaround_speculation): New function, broken out of bfin_reorg.
5143 (bfin_reorg): Call the new functions.
5145 2008-09-09 Richard Guenther <rguenther@suse.de>
5149 * gimplify.c (gimplify_conversion): Change conversions of
5150 non-register type to VIEW_CONVERT_EXPRs.
5151 (gimplify_addr_expr): If we need to make the operand
5152 addressable make sure to use a properly initialized
5153 temporary for that so it gets a valid gimple store.
5155 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5157 * function.h (struct function): Add function_start_locus.
5158 * cfgexpand.c (gimple_expand_cfg): Use it.
5159 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5161 2008-09-09 Richard Guenther <rguenther@suse.de>
5163 PR tree-optimization/37433
5164 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5167 2008-09-09 Richard Guenther <rguenther@suse.de>
5169 PR tree-optimization/37387
5170 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5171 and bits to a common type.
5173 2008-09-09 Nick Clifton <nickc@redhat.com>
5175 * config/v850/v850.md (return): Restore frame size restriction.
5177 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5179 * c-common.c (c_expand_decl): Remove.
5180 * c-common.h (anon_aggr_type_p): Remove prototype.
5181 (DECL_ANON_UNION_ELEMS): Remove.
5182 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5183 * c-decl.c (anon_aggr_type_p): Remove.
5184 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5185 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5186 * langhooks.h (struct lang_hooks): Remove expand_decl.
5187 * langhooks.c (lhd_expand_decl): Remove.
5188 * stmt.c (expand_anon_union_decl): Remove.
5189 * tree.h (expand_anon_union_decl): Remove prototype.
5191 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5194 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5196 * config/avr/avr.md (QISI) : Define mode iterator.
5197 (negated_tst<mode>) : Redefine as split using mode macro.
5198 (reversed_tstqi): Define insn as reversed compare with zero.
5199 (reversed_tsthi): Ditto.
5200 (reversed_tstsi): Ditto.
5202 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5205 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5206 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5209 * predict.c (optimize_function_for_size_p): Don't segfault if
5211 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5212 tree_swap_operands_p): Don't test cfun != NULL before calling
5213 optimize_function_for_s*_p.
5215 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5217 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5220 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5222 * crx/crx.h (IRA_COVER_CLASSES): Define.
5224 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5227 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5228 even when a stmt has been gimple_modified_p, but after fold_stmt is
5229 not any longer. Remove unneeded may_have_exposed_new_symbols
5232 2008-09-08 Richard Guenther <rguenther@suse.de>
5234 PR tree-optimization/37421
5235 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5238 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5241 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5243 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5246 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5247 * pa-hpux10.h (LINK_SPEC): Likewise.
5248 * pa-hpux11.h (LINK_SPEC): Likewise.
5250 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5252 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5253 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5255 2008-09-07 Helge Deller <deller@gmx.de>
5257 * pa/linux-atomic.c: New file.
5258 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5259 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5261 2008-09-07 Richard Guenther <rguenther@suse.de>
5262 Ira Rosen <irar@il.ibm.com>
5264 PR tree-optimization/36630
5265 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5266 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5268 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5269 Ira Rosen <irar@il.ibm.com>
5271 PR tree-optimization/35642
5272 * config/rs6000/altivec.md (mulv8hi3): Implement.
5274 2008-09-06 Jeff Law <law@redhat.com>
5276 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5278 2008-09-06 Jan Hubicka <jh@suse.cz>
5280 PR tree-optimization/14703
5281 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5283 * passes.c (init_optimization_passes): Recompute inline parameters.
5285 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5287 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5290 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5291 Peter Fuerst <post@pfrst.de>
5293 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5294 * doc/extend.texi: Document __builtin_mips_cache.
5295 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5296 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5297 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5298 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5299 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5300 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5301 (set_push_mips_isas): New variable.
5302 (mips_r10k_cache_barrier): New variable.
5303 (cache): New availability predicate.
5304 (mips_builtins): Add an entry for __builtin_mips_cache.
5305 (mips_build_cvpointer_type): New function.
5306 (MIPS_ATYPE_CVPOINTER): New macro.
5307 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5309 (r10k_simplified_address_p, r10k_simplify_address)
5310 (r10k_uncached_address_p, r10k_safe_address_p)
5311 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5312 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5313 (r10k_insert_cache_barriers): New functions.
5314 (mips_reorg_process_insns): Delete cache barriers after a
5315 branch-likely instruction.
5316 (mips_reorg): Call r10k_insert_cache_barriers.
5317 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5318 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5319 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5320 (mips_cache, r10k_cache_barrier): New define_insns.
5322 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5324 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5325 * ira-color.c (setup_allocno_left_conflicts_num): Use
5326 hard_reg_set_equal_p instead of a comparison with
5327 ira_zero_hard_reg_set.
5328 * ira.c (setup_reg_subclasses): Likewise.
5329 (setup_cover_and_important_classes): Likewise.
5330 (setup_class_translate): Likewise.
5331 (setup_reg_class_intersect_union): Likewise.
5332 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5333 (ira_init_once): Don't initialize them.
5335 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5337 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5339 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5341 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5343 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5345 Improved branch hints, safe hints, and scheduling.
5347 * haifa-sched.c (sched_emit_insn) : Define.
5348 * sched-int.h (sched_emit_insn) : Add prototype.
5349 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5350 -mhint-max-distance -msafe-hints) : Document.
5351 * config/spu/spu.c (spu_flag_var_tracking): New.
5352 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5353 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5354 TARGET_ASM_FILE_START): Define.
5355 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5356 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5357 (spu_emit_branch_hint): Add blocks argument.
5358 (insert_branch_hints, insert_nops): Remove.
5359 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5360 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5361 spu_sched_reorder, asm_file_start): New functions.
5362 (clock_var, spu_sched_length, pipe0_clock,
5363 pipe1_clock, prev_clock_var, prev_priority,
5364 spu_ls_first, prev_ls_clock): New static variables.
5365 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5366 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5367 (nopn_nv): Add a non-volatile version of nop.
5368 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5369 -mhint-max-distance, -msafe-hints): New options.
5371 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5372 Samuel Tardieu <sam@rfc1149.net>
5374 * opts.c (decode_options): Combine nested if statements.
5377 * opts.c (decode_options): Handle more relationships among
5378 unit-at-a-time, toplevel-reorder, and section-anchors.
5380 2008-09-05 David Daney <ddaney@avtrex.com>
5382 * doc/install.texi (--enable-reduced-reflection): Document new option.
5384 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5386 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5388 (constantpool_operand): New.
5389 (move_operand): Disallow sub-word modes for the constant pool.
5390 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5391 (xtensa_secondary_reload_class): Replace with....
5392 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5393 Set icode for sub-word reloads from the constant pool.
5394 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5395 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5396 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5397 * config/xtensa/xtensa-protos.h: Update prototypes.
5399 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5401 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5402 (REG_CLASS_NAMES): Update.
5403 (REG_CLASS_CONTENTS): Update.
5404 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5405 of ALL_REGS for regs 77 and 78.
5406 * function.c (instantiate_virtual_regs_in_insn): Assert that
5407 return value of simplify_gen_subreg is not NULL.
5409 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5411 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5412 (gen_rtvec_v): Fix coding standards.
5414 2008-09-04 Jan Hubicka <jh@suse.cz>
5416 * i386.c (decide_alg): Be more conservative about optimizing for size.
5418 2008-09-04 Ian Lance Taylor <iant@google.com>
5420 * varasm.c (narrowing_initializer_constant_valid_p): New
5422 (initializer_constant_valid_p): Call it.
5424 2008-09-04 Jeff Law <law@redhat.com>
5426 * fold-const.c (native_encode_real): Fix computation of WORDS.
5427 (native_interpret_real): Likewise.
5429 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5431 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5433 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5435 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5436 that the cost is already taken into account in ira-costs.c
5438 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5440 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5441 ira_debug_copies): New.
5442 (ira_bulid): Call print_copies.
5444 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5446 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5449 * config/rs6000/rs6000.c (optimization_options): Remove check of
5450 flag_toplevel_order.
5452 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5454 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5455 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5456 second operand is a reg_imm10_operand.
5457 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5458 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5459 (*seq_<GPR:mode><GPR2:mode>): Rename to
5460 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5462 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5463 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5465 (*sne_<GPR:mode><GPR2:mode>): Rename to
5466 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5469 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5471 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5472 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5473 combining an arithmetic right shift by more than 31 and a
5474 trunction. Don't match for out-of-range shift amounts. Set
5475 attribute mode to <MODE>.
5476 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5477 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5478 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5479 shifts by less than 32.
5480 (extv): Change predicate on first operand to accept registers.
5481 Change predicate of the other operands from immediate_operand to
5482 const_int_operand. Expand exts when source is a register.
5483 (extzv): Change predicate of the constant operands from
5484 immediate_operand to const_int_operand.
5485 (extzv<mode>): Change predicate of the constant operands from
5486 immediate_operand to const_int_operand and no constraint. Also
5488 (*extzv_trunc<mode>_exts): New pattern.
5490 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5492 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5493 * config/mips/mips-protos.h (mask_low_and_shift_p,
5494 mask_low_and_shift_len): Declare.
5495 * config/mips/mips.c (mask_low_and_shift_p,
5496 mask_low_and_shift_len): New functions.
5497 (mips_print_operand): Handle new operand prefix "m".
5498 * config/mips/mips.md (*cins<mode>): New pattern.
5500 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5502 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5503 optimizing for size.
5505 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5507 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5508 regardless of epilogue_completed.
5510 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5513 * ira-lives.c (process_bb_node_lives): Check setjmp.
5515 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5518 * ira-build.c (form_loop_tree): Reverse BB walk.
5519 (create_bb_allocnos): Likewise.
5520 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5521 (mark_reg_store): Rename to...
5522 (mark_ref_live): ...this and take a df_ref argument instead of
5523 note_stores arguments. Assert that we have a register.
5524 (mark_reg_clobber): Delete.
5525 (def_conflicts_with_inputs_p): New function.
5526 (mark_reg_conflicts): Delete.
5527 (mark_reg_death): Rename to...
5528 (mark_ref_dead): ...this and take a df_ref argument instead of
5529 a register. Assert that we have a register.
5530 (process_bb_node_lives): Hoist frequency calculation out of
5531 instruction walk. Convert from a forwards scan to a backwards scan.
5532 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5533 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5534 (create_allocno_live_ranges): Don't create regs_set.
5536 2008-09-04 Ian Lance Taylor <iant@google.com>
5538 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5539 or REG_LABEL_TARGET.
5540 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5541 comparing MODE with MEM.
5542 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5543 comparing with GF_PREDICT_TAKEN.
5544 (gimple_get_lhs): Change code to enum gimple_code.
5545 (gimple_set_lhs): Likewise.
5546 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5547 * omp-low.c (find_omp_clause): Change kind parameter to enum
5549 * tree-flow.h (find_omp_clause): Update declaration.
5550 * regrename.c (clear_dead_regs): Change kind parameter to enum
5552 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5554 * see.c (see_get_extension_data): Change return type to enum
5555 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5556 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5557 (see_gen_normalized_extension): Change extension_code parameter to
5559 (see_seek_pre_extension_expr): Change extension_code to enum
5561 (see_merge_one_def_extension): Likewise.
5562 (see_handle_relevant_defs): Likewise.
5563 (see_handle_relevant_uses): Likewise.
5564 (see_analyze_one_def): Likewise.
5565 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5566 GIMPLE_ASM rather than ASM_EXPR.
5567 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5568 GIMPLE_RETURN rather than RETURN_EXPR.
5569 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5570 (evaluate_stmt): Likewise.
5571 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5572 to enum vect_relevant.
5573 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5574 compare gimple codes with tree codes.
5576 2008-09-04 Paul Brook <paul@codesourcery.com>
5578 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5580 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5582 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5583 pointer check lost in the recent no-unit-at-a-time patch.
5585 2008-09-04 Jan Hubicka <jh@suse.cz>
5588 * tree-switch-conversion.c (check_final_bb): Accept only IP
5591 2008-09-04 Jan Hubicka <jh@suse.cz>
5593 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5595 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5596 using_ranges argument.
5597 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5598 (vrp_visit_cond_stmt): Update call of
5599 vrp_evaluate_conditional_warnv_with_ops
5601 2008-09-04 Jan Hubicka <jh@suse.cz>
5603 PR tree-optimization/37345
5604 PR tree-optimization/37358
5605 PR tree-optimization/37357
5606 * tree.c (build_function_type_skip_args): Build distinct type copy;
5608 (build_function_decl_skip_args): Set type of new decl not orig decl;
5609 clear DECL_VINDEX for methods turned into functions.
5611 2008-09-04 Nick Clifton <nickc@redhat.com>
5613 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5614 * configure: Regenerate.
5615 * config.in: Regenerate.
5616 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5617 alignment field, if it is supported.
5619 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5621 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5624 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5626 * config/rs6000/rs6000.c (processor_target_table): Do not
5627 enable VMX for POWER6.
5629 2008-09-03 Anton Blanchard <anton@samba.org>
5631 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5632 emit memory barrier before operation.
5634 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5637 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5638 default_elf_asm_output_external.
5640 2008-09-03 Jeff Law <law@redhat.com>
5642 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5644 2008-09-03 Richard Henderson <rth@redhat.com>
5646 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5647 memory barrier to below the test-and-set.
5648 (alpha_split_lock_test_and_set_12): Likewise.
5650 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5654 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5657 * ira-color.c (print_loop_title): Use all_allocnos.
5658 (color_pass): Ditto. Don't add border_allocnos. Check that
5659 subloop allocno in the correspdoning bitmap all_allocnos.
5661 * ira-emit.c (change_loop): Use all_allocnos.
5663 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5664 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5665 (create_cap_allocno): Remove setting mentioned_allocnos.
5666 (create_insn_allocnos): Ditto.
5667 (remove_unnecessary_allocnos): Use all_allocnos.
5668 (check_allocno_creation): Check that allocnos are in the
5669 corresponding bitmap all_allocnos.
5671 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5675 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5676 (process_regs_for_copy): Process subregs. Refine check when cost
5677 is taken into account in ira-costs.c.
5678 (process_reg_shuffles): Use REG_SUBREG_P.
5679 (add_insn_allocno_copies): Ditto. Ignore modes.
5681 * ira-color.c (conflict_allocno_vec): New.
5682 (COST_HOP_DIVISOR): New macro.
5683 (update_copy_costs_1): Use it.
5684 (update_conflict_hard_regno_costs): New function.
5685 (assign_hard_reg): Use it.
5686 (ira_color): Allocate and free conflict_allocno_vec.
5688 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5692 * ira-int.h (ira_sort_insn_chain): Remove.
5694 * ira.c (basic_block_order_nums, chain_insn_order,
5695 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5696 (ira): Don't call ira_sort_insn_chain.
5698 * reload1.c (reload): Don't call ira_sort_insn_chain.
5700 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5703 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5704 which become non throw.
5705 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5706 update_call_expr after updating the flags on the decl.
5708 2008-09-03 Jan Hubicka <jh@suse.cz>
5710 PR tree-optimization/37315
5711 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5712 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5713 (cgraph_analyze_functions): Use node->analyzed
5714 (cgraph_mark_functions_to_output): Likewise.
5715 (cgraph_expand_function): All functions can be released after
5717 (cgraph_optimize): Use gimple_has_body_p.
5718 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5719 (cgraph_decide_inlining_incrementally): Likewise.
5720 (inline_transform): Inline transform.
5721 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5723 (inlinable_function_p): Drop gimple_body check.
5724 (expand_call_inline): Use gimple_has_body_p.
5725 * gimple.c (gimple_has_body_p): New.
5726 * gimple.h (gimple_has_body_p): Add prototype.
5727 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5728 (dump_function_to_file): Use gimple_has_body_p check.
5730 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5733 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5735 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5737 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5739 From Michael Frysinger <michael.frysinger@analog.com>
5740 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5741 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5744 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5747 * doc/extend.texi: Document picoChip builtin functions.
5748 * doc/invoke.texi: Document picoChip options.
5749 * doc/contrib.texi: Add picoChip contribution.
5750 * doc/md.texi: Document picoChip constraints.
5751 * config.gcc: Add picochip-*-*.
5752 * config/picochip/: Add new port.
5754 2008-09-03 Richard Guenther <rguenther@suse.de>
5756 PR tree-optimization/37328
5757 * tree-sra.c (sra_build_assignment): Gimplify properly.
5758 (generate_copy_inout): Take the correct stmt as definition,
5759 remove bogus assert.
5761 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5763 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5766 From Michael Frysinger <michael.frysinger@analog.com>
5767 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5769 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5771 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5772 (__gthread_setspecific): Revert 2008-08-31 change to
5773 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5775 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5777 * diagnostic.c (error_at): New.
5778 * toplev.h (error_at): New prototype.
5779 * c-typeck.c (build_array_ref): Call error_at instead of error.
5780 Pass location to pedwarn.
5782 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5784 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5786 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5788 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5789 VAR_DECL and CONST_DECL.
5791 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5792 Jakub Jelinek <jakub@redhat.com>
5794 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5795 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5796 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5797 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5798 Don't set ix86_save_varrargs_registers.
5799 (ix86_setup_incoming_varargs): Assume cum != NULL.
5800 (ix86_va_start): Check ix86_varargs_gpr_size and
5801 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5802 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5803 from frame pointer if ix86_varargs_gpr_size == 0.
5804 (ix86_compute_frame_layout): Updated.
5805 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5806 (ix86_varargs_gpr_size): Define.
5807 (ix86_varargs_fpr_size): Likewise.
5808 (machine_function): Remove save_varrargs_registers.
5809 Add varargs_gpr_size and varargs_fpr_size.
5811 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5813 * config/alpha/alpha.c (va_list_skip_additions,
5814 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5815 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5818 PR tree-optimization/36766
5819 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5820 for already removed basic blocks.
5823 * real.c (real_maxval): Clear a lower bit to make real_maxval
5824 match get_max_float for IBM long double format.
5826 2008-09-02 Andreas Schwab <schwab@suse.de>
5828 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5829 * configure: Regenerate.
5831 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5833 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5834 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5835 checking for a non-VOID CONSTANT_P.
5837 2008-09-02 Jan Hubicka <jh@suse.cz>
5839 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5840 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5843 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5845 * expr.c (emit_group_store): Don't assert stack temp mode size.
5847 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5848 Tobias Grosser <grosser@fim.uni-passau.de>
5849 Jan Sjodin <jan.sjodin@amd.com>
5850 Harsha Jagasia <harsha.jagasia@amd.com>
5851 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5852 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5853 Adrien Eliche <aeliche@isty.uvsq.fr>
5855 Merge from graphite branch.
5858 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5859 * doc/invoke.texi (-floop-block, -floop-interchange,
5860 -floop-strip-mine): Document new flags.
5861 * tree-into-ssa.c (gimple_vec): Moved...
5862 * tree-loop-distribution.c (rdg_component): Moved...
5863 * cfgloopmanip.c: Include tree-flow.h.
5864 (update_dominators_in_loop): New.
5865 (create_empty_if_region_on_edge): New.
5866 (create_empty_loop_on_edge): New.
5867 (loopify): Use update_dominators_in_loop.
5868 * tree-pass.h (pass_graphite_transforms): Declared.
5869 * configure: Regenerate.
5870 * tree-phinodes.c (make_phi_node): Export.
5871 (add_phi_node_to_bb): New, split from create_phi_node.
5872 * tree-chrec.c (for_each_scev_op): New.
5873 * tree-chrec.h (for_each_scev_op): Declared.
5874 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5875 (remove_statement): Call get_phi_with_result.
5876 * config.in (HAVE_cloog): Undef.
5877 * gdbinit.in (pgg): New.
5878 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5879 * tree-ssa-loop.c (graphite_transforms): New.
5880 (gate_graphite_transforms): New.
5881 (pass_graphite_transforms): New.
5882 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5883 HAVE_cloog): Defined.
5884 * tree-vectorizer.c (rename_variables_in_bb): Export.
5885 * tree-data-ref.c (dr_may_alias_p): Export.
5886 (stmt_simple_memref_p): New.
5887 (find_data_references_in_stmt): Export.
5888 (find_data_references_in_loop): Export.
5889 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5890 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5891 (create_rdg_vertices): Export.
5892 (build_empty_rdg): New.
5893 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5894 * tree-data-ref.h (rdg_component): ... here.
5896 (struct data_reference): Add a field scop.
5898 (find_data_references_in_loop): Declared.
5899 (find_data_references_in_stmt): Declared.
5900 (create_rdg_vertices): Declared.
5901 (dr_may_alias_p): Declared.
5902 (stmt_simple_memref_p): Declared.
5903 (struct rdg_edge): Add a field ddr_p relation.
5904 (build_empty_rdg): Declared.
5905 * lambda.h (lambda_matrix): Declare a VEC of.
5906 (find_induction_var_from_exit_cond): Declared.
5907 (lambda_vector_compare): New.
5908 * common.opt (fgraphite, floop-strip-mine,
5909 floop-interchange, floop-block): New flags.
5910 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5911 * cfgloop.c (is_loop_exit): New.
5912 * cfgloop.h (is_loop_exit): Declared.
5913 (create_empty_if_region_on_edge): Declared.
5914 (create_empty_loop_on_edge): Declared.
5915 * tree-flow.h (add_phi_node_to_bb): Declared.
5916 (make_phi_node): Declared.
5917 (rename_variables_in_bb): Declared.
5918 (perfect_loop_nest_depth): Declared.
5919 (graphite_transform_loops): Declared.
5920 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5921 (graphite.o-warn): Add -Wno-error.
5922 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5923 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5924 (INCLUDES): Add PPLINC, CLOOGINC.
5925 (OBJS-common): Add graphite.o.
5926 (graphite.o): Add rule.
5927 * gimple.h (gimple_vec): ... here.
5928 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5929 * passes.c (init_optimization_passes): Schedule
5930 pass_graphite_transforms.
5932 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5935 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5936 and -fno-toplevel-reorder after handle_options.
5938 2008-09-02 Paul Brook <paul@codesourcery.com>
5940 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5941 (arm_override_options): Set arm_tune_cortex_a9.
5942 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5943 (arm_issue_rate): Handle cortexa9.
5944 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5945 * config/arm/arm-cores.def: Add cortex-a9.
5946 * config/arm/arm-tune.md: Regenerate.
5947 * config/arm/arm.md: Include cortex-a9.md.
5948 (generic_sched, generic_vfp): Add cortexa9.
5949 * config/arm/cortex-a9.md: New file.
5951 2008-09-02 Richard Guenther <rguenther@suse.de>
5953 PR tree-optimization/37327
5954 * tree-vrp.c (register_new_assert_for): Make sure to not have
5955 TREE_OVERFLOW set on the bound.
5957 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5959 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5961 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5962 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5965 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5967 * gcc/config/spu/spu.md (divdf3): Removed.
5969 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5971 PR tree-optimization/37095
5972 * cgraph.c (cgraph_node): When creating new cgraph node after
5973 assembler_name_hash has been populated, record it in the hash
5976 2008-09-01 Paul Brook <paul@codesourcery.com>
5978 * doc/invoke.texi: Document -mword-relocations.
5979 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5980 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5981 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5982 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5983 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5984 (arm_emit_movpair): New function.
5985 (arm_print_operand <c>): Handle sybolic addresses.
5986 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5987 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5988 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5989 * config/arm/arm.opt: Add -mword-relocations.
5990 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5991 (arm_movt, arm_movw): New.
5993 2008-09-01 Paul Brook <paul@codesourcery.com>
5995 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5996 Allow Interworking on ARMv4 EABI based targets.
5997 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5998 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6000 2008-09-01 Paul Brook <paul@codesourcery.com>
6002 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6003 optimized LT0 test. Remove optimization for GT.
6005 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6007 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6008 openmp applications.
6009 * pa-hpux11.h (LIB_SPEC): Likewise.
6011 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6014 2008-09-01 Jan Hubicka <jh@suse.cz>
6016 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6017 present, use only counts; when guessed use only frequencies.
6018 (estimate_bb_frequencies): Use function_frequency.
6019 * profile.c (compute_branch_probabilities): Exit early when
6020 profile reading failed. Set profile_status.
6021 (branch_prob): Do not set profile_status.
6023 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6025 * tree.c (protected_set_expr_location): New.
6026 * tree.h (protected_set_expr_location): New prototype.
6027 * c-tree.h (build_array_ref): Add argument.
6028 (parser_build_unary_op): Same.
6029 * c-typeck.c (build_indirect_ref): Handle new location argument.
6030 (build_array_ref): Same.
6031 (parser_build_unary_op): Same.
6032 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6034 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6036 * c-common.c (finish_label_address_expr): Handle new location argument.
6037 * c-common.h (build_indirect_ref): Add argument.
6038 (finish_label_address_expr): Same.
6039 * c-parser.c (c_parser_unary_expression): Pass location to build
6041 (c_parser_postfix_expression): Same.
6043 2008-09-01 Paul Brook <paul@codesourcery.com>
6045 * config/arm/arm.md: Include cortex-r4f.md.
6046 (attr fpu): Update type list.
6047 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6048 fconstd, fcmps and fcmpd.
6049 (attr tune_cortexr4): Define.
6050 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6051 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6052 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6053 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6054 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6055 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6056 cortex_a8_vfp_farith: Ditto.
6057 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6058 * config/arm/cortex-r4.md: Use tune_cortexr4.
6059 * config/arm/cortex-r4f.md: New file.
6061 2008-09-01 Richard Guenther <rguenther@suse.de>
6063 PR tree-optimization/37305
6064 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6065 the result of constant conversions.
6066 (fold_gimple_assign): Likewise.
6068 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6070 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6071 #ifdef ENABLE_CHECKING.
6073 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6075 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6076 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6077 when !INSN_SCHEDULING.
6079 2008-09-01 Andreas Schwab <schwab@suse.de>
6081 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6083 2008-09-01 Paul Brook <paul@codesourcery.com>
6085 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6087 2008-09-01 Jan Hubicka <jh@suse.cz>
6089 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6091 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6093 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6094 * gimplify.c (gimplify_init_constructor): Add speed operand.
6095 * tree-sra.c (decide_block_copy): Likewise.
6096 * tree-inline.c (estimate_move_cost): Likewise.
6097 * config/alpha/alpha.h (MOVE_RATIO): Update.
6098 * config/frv/frv.c (MOVE_RATIO): Update.
6099 * config/spu/spu.h (MOVE_RATIO): Update.
6100 * config/sparc/sparc.h (MOVE_RATIO): Update.
6101 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6102 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6103 * config/cris/cris.h (MOVE_RATIO): Update.
6104 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6105 * config/arm/arm.h (MOVE_RATIO): Update.
6106 * config/pa/pa.md: Update uses of MOVE_RATIO
6107 * config/pa/pa.h (MOVE_RATIO): Update.
6108 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6109 CLEAR_RATIO, SET_RATIO): Update.
6110 * config/h8300/h8300.h (MOVE_RATIO): Update.
6111 * config/v850/v850.h (MOVE_RATIO): Update.
6112 * config/bfin/bfin.h (MOVE_RATIO): Update.
6114 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6115 Dmitry Melnik <dm@ispras.ru>
6116 Dmitry Zhurikhin <zhur@ispras.ru>
6117 Alexander Monakov <amonakov@ispras.ru>
6118 Maxim Kuvyrkov <maxim@codesourcery.com>
6120 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6121 sel-sched-dump.c, sel-sched-ir.c: New files.
6122 * Makefile.in (OBJS-common): Add selective scheduling object files.
6123 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6124 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6125 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6126 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6127 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6128 (make_forwarder_block): Update loop latch if we have redirected
6129 the loop latch edge.
6130 * cfgloop.c (get_loop_body_in_custom_order): New function.
6131 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6132 (CP_FALLTHRU_PREHEADERS): Likewise.
6133 (get_loop_body_in_custom_order): Declare.
6134 * cfgloopmanip.c (has_preds_from_loop): New.
6135 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6136 Assert that the preheader edge will be fall thru when it is set.
6137 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6138 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6139 fsel-sched-substitution, fselective-scheduling): New flags.
6140 * cse.c (hash_rtx_cb): New.
6142 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6143 sel_sched_insn_cnt): New counters.
6144 * final.c (compute_alignments): Export. Free dominance
6145 info after loop_optimizer_finalize.
6146 * genattr.c (main): Output maximal_insn_latency prototype.
6147 * genautomata.c (output_default_latencies): New.
6148 Factor its code from ...
6149 (output_internal_insn_latency_func): ... here.
6150 (output_internal_maximal_insn_latency_func): New.
6151 (output_maximal_insn_latency_func): New.
6152 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6153 (struct hard_reg_set_iterator): New.
6154 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6155 hard_reg_set_iter_next): New functions.
6156 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6157 * lists.c (remove_free_INSN_LIST_node,
6158 remove_free_EXPR_LIST_node): New functions.
6159 * loop-init.c (loop_optimizer_init): When
6160 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6161 calling create_preheaders.
6162 (loop_optimizer_finalize): Do not verify flow info after reload.
6163 * recog.c (validate_replace_rtx_1): New parameter simplify.
6164 Default it to true. Update all uses. Factor out simplifying
6166 (simplify_while_replacing): ... this new function.
6167 (validate_replace_rtx_part,
6168 validate_replace_rtx_part_nosimplify): New.
6169 * recog.h (validate_replace_rtx_part,
6170 validate_replace_rtx_part_nosimplify): Declare.
6171 * rtl.c (rtx_equal_p_cb): New.
6172 (rtx_equal_p): Use it.
6173 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6174 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6175 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6176 * vecprim.h: Add a vector type for unsigned int.
6177 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6178 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6179 ready_try, cycle_issued_insns, spec_info): Make global.
6180 (readyp): Initialize.
6181 (dfa_lookahead): New global variable.
6182 (old_max_uid, old_last_basic_block): Remove.
6183 (h_i_d): Make it a vector.
6184 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6186 (after_recovery, adding_bb_to_current_region_p):
6187 New variables to handle correct insertion of the recovery code.
6188 (struct ready_list): Move declaration to sched-int.h.
6189 (rgn_n_insns): Removed.
6190 (rtx_vec_t): Move to sched-int.h.
6191 (find_insn_reg_weight): Remove.
6192 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6193 (haifa_init_h_i_d, haifa_finish_h_i_d):
6194 New functions to initialize / finalize haifa instruction data.
6195 (extend_h_i_d, init_h_i_d): Rewrite.
6196 (unlink_other_notes): Move logic to add_to_note_list. Handle
6197 selective scheduler.
6198 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6199 find_fallthru_edge): Make global, remove static prototypes.
6200 (max_issue): Make global. Add privileged_n and state parameters. Use
6202 (extend_global, extend_all): Removed.
6203 (init_before_recovery): Add new param. Fix the handling of the case
6204 when we insert a recovery code before the EXIT which has a predecessor
6205 with a fallthrough edge to it.
6206 (create_recovery_block): Make global. Rename to
6207 sched_create_recovery_block. Update.
6208 (change_pattern): Rename to sched_change_pattern. Make global.
6209 (speculate_insn): Rename to sched_speculate_insn. Make global.
6210 Split haifa-specific functionality into ...
6211 (haifa_change_pattern): New static function.
6212 (sched_extend_bb): New static function.
6213 (sched_init_bbs): New function.
6214 (current_sched_info): Change type to struct haifa_sched_info.
6215 (insn_cost): Adjust for selective scheduling.
6216 (dep_cost_1): New function. Move logic from ...
6217 (dep_cost): ... here.
6218 (dep_cost): Use dep_cost_1.
6219 (contributes_to_priority_p): Use sched_deps_info instead of
6221 (priority): Adjust to work with selective scheduling. Process the
6222 corner case when all dependencies don't contribute to priority.
6223 (rank_for_schedule): Use ds_weak instead of dep_weak.
6224 (advance_state): New function. Move logic from ...
6225 (advance_one_cycle): ... here.
6226 (add_to_note_list, concat_note_lists): New functions.
6227 (rm_other_notes): Make static. Adjust for selective scheduling.
6228 (remove_notes, restore_other_notes): New functions.
6229 (move_insn): Add two arguments. Update assert. Don't call
6231 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6232 Remove more_issue, max_points. Move the code to initialize
6233 max_lookahead_tries to max_issue.
6234 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6235 ready. Adjust use of move_insn. Call restore_other_notes.
6237 (sched_init, sched_finish): Move Haifa-specific initialization/
6239 (haifa_sched_init, haifa_sched_finish): ... respectively.
6241 (setup_sched_dump): New function.
6242 (haifa_init_only_bb): New static function.
6243 (haifa_speculate_insn): New static function.
6244 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6245 (extend_ready, extend_all): Remove.
6246 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6247 (create_check_block_twin, add_to_speculative_block): Use
6248 haifa_insns_init instead of extend_global. Update to use new
6249 initialization functions. Change parameter. Factor out code from
6250 create_check_block_twin to ...
6251 (sched_create_recovery_edges) ... this new function.
6252 (add_block): Remove.
6253 (sched_scan_info): New.
6254 (extend_bb): Use sched_scan_info.
6255 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6256 static functions for walking through scheduling region.
6257 (sched_luids): New vector variable to replace uid_to_luid.
6258 (luids_extend_insn): New function.
6259 (sched_max_luid): New variable.
6260 (luids_init_insn): New function.
6261 (sched_init_luids, sched_finish_luids): New functions.
6262 (insn_luid): New debug function.
6263 (sched_extend_target): New function.
6264 (haifa_init_insn): New static function.
6265 (sched_init_only_bb): New hook.
6266 (sched_split_block): New hook.
6267 (sched_split_block_1): New function.
6268 (sched_create_empty_bb): New hook.
6269 (sched_create_empty_bb_1): New function.
6270 (common_sched_info, ready): New global variables.
6271 (current_sched_info_var): Remove.
6272 (move_block_after_check): Use common_sched_info.
6273 (haifa_luid_for_non_insn): New static function.
6274 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6275 (increase_insn_priority): New.
6276 * modulo-sched.c: (issue_rate): Remove static declaration.
6277 (sms_sched_info): Change type to haifa_sched_info.
6278 (sms_sched_deps_info, sms_common_sched_info): New variables.
6279 (setup_sched_infos): New.
6280 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6281 Do not call regstat_free_calls_crossed.
6282 (sms_print_insn): Use const_rtx.
6283 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6284 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6285 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6286 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6287 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6288 current_sched_info to use it.
6289 (enum reg_pending_barrier_mode): Move to sched-int.h.
6290 (h_d_i_d): New variable. Initialize to NULL.
6291 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6293 (estimate_dep_weak): Remove static declaration.
6294 (sched_has_condition_p): New function. Adjust users of
6295 sched_get_condition to use it instead.
6296 (conditions_mutex_p): Add arguments indicating which conditions are
6298 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6299 argument to indicate whether returned condition is reversed. Do not
6300 generate new rtx when condition should be reversed; indicate it by
6301 setting new argument instead.
6302 (add_dependence_list_and_free): Add deps parameter.
6303 Update all users. Do not free dependence list when
6304 deps context is readonly.
6305 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6307 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6308 (remove_from_deps): New. Use the above functions.
6309 (cur_insn, can_start_lhs_rhs_p): New static variables.
6310 (add_or_update_back_dep_1): Initialize present_dep_type.
6311 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6312 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6313 haifa_note_dep): New functions implementing dependence hooks for
6314 the Haifa scheduler.
6315 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6316 note_dep): New functions.
6317 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6319 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6320 (free_deps): Initialize deps->reg_last.
6321 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6322 sched_analyze_insn): Update to use dependency hooks infrastructure
6323 and readonly contexts.
6324 (deps_analyze_insn): New function. Move part of logic from ...
6325 (sched_analyze): ... here. Also move some logic to ...
6326 (deps_start_bb): ... here. New function.
6327 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6329 (sched_deps_init): New function. Move code from ...
6330 (init_dependency_caches): ... here. Remove.
6331 (init_deps_data_vector): New.
6332 (sched_deps_finish): New function. Move code from ...
6333 (free_dependency_caches): ... here. Remove.
6334 (init_deps_global, finish_deps_global): Adjust for use with
6335 selective scheduling.
6336 (get_dep_weak): Move logic to ...
6337 (get_dep_weak_1): New function.
6338 (ds_merge): Move logic to ...
6339 (ds_merge_1): New static function.
6340 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6341 (ds_get_max_dep_weak): New function.
6342 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6343 (n_insns): Rename to rgn_n_insns.
6344 (debug_ebb_dependencies): New function.
6345 (init_ready_list): Use it.
6346 (begin_schedule_ready): Use sched_init_only_bb.
6347 (ebb_print_insn): Indicate when an insn starts a new cycle.
6348 (contributes_to_priority, compute_jump_reg_dependencies,
6349 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6350 (add_block1): Remove to ebb_add_block.
6351 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6352 (schedule_ebb): Initialize them. Use remove_notes instead of
6353 rm_other_notes. Use haifa_local_init/finish.
6354 (schedule_ebbs): Use haifa_sched_init/finish.
6355 * sched-int.h: Include vecprim.h, remove rtl.h.
6356 (struct ready_list): Delete declaration.
6357 (sched_verbose_param, enum sched_pass_id_t,
6358 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6359 (struct sched_scan_info_def): New structure.
6360 (sched_scan_info, sched_scan, sched_init_bbs,
6361 sched_init_luids, sched_finish_luids, sched_extend_target,
6362 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6363 (struct common_sched_info_def): New.
6364 (common_sched_info, haifa_common_sched_info,
6365 sched_emulate_haifa_p): Declare.
6367 (sched_luids): Declare.
6368 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6369 (sched_max_luid, insn_luid): Declare.
6370 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6371 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6372 print_insn, print_pattern, print_value, haifa_classify_insn,
6373 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6374 setup_sched_dump, sched_init, sched_finish,
6375 sel_insn_is_speculation_check): Export.
6376 (struct ready_list): Move from haifa-sched.c.
6377 (ready_try, ready, max_issue): Export.
6378 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6379 sched_init_only_bb, sched_split_block, sched_split_block_1,
6380 sched_create_empty_bb, sched_create_empty_bb_1,
6381 sched_create_recovery_block, sched_create_recovery_edges): Export.
6382 (enum reg_pending_barrier_mode): Export.
6383 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6385 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6386 print_insn field. Move add_block and fix_recovery_cfg to
6387 common_sched_info_def. Move compute_jump_reg_dependencies,
6389 (struct sched_deps_info_def): ... this new structure.
6390 (sched_deps_info): Declare.
6391 (struct spec_info_def): Remove weakness_cutoff, add
6392 data_weakness_cutoff and control_weakness_cutoff.
6393 (spec_info): Declare.
6394 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6396 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6397 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6398 (current_sched_info): Change type to struct haifa_sched_info.
6399 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6400 (h_d_i_d): New variable.
6401 (HDID): New accessor macro.
6402 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6403 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6405 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6406 (enum SCHED_FLAGS): Update for selective scheduler.
6407 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6408 (init_dependency_caches, free_dependency_caches): Delete declarations.
6409 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6410 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6411 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6412 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6413 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6415 (rm_other_notes): Delete declaration.
6416 (schedule_block): Remove one argument.
6417 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6418 ready_element, ready_lastpos, sched_extend_ready_list,
6419 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6420 concat_note_lists): Export.
6421 (struct region): Move from sched-rgn.h.
6422 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6423 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6424 BLOCK_TO_BB, CONTAINING_RGN): Export.
6425 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6426 (current_nr_blocks, current_blocks, target_bb): Likewise.
6427 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6428 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6429 sched_rgn_local_init, extend_regions,
6430 rgn_make_new_region_out_of_new_block, compute_priorities,
6431 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6432 extend_rgns, deps_join rgn_setup_common_sched_info,
6433 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6434 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6435 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6436 increase_insn_priority): Likewise.
6437 * sched-rgn.c: Include sel-sched.h.
6438 (ref_counts): New static variable. Use it ...
6439 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6440 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6441 (sched_is_disabled_for_current_region_p): Delete static declaration.
6442 (struct region): Move to sched-int.h.
6443 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6444 ebb_head): Define and initialize.
6445 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6446 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6447 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6449 (find_single_block_region): Add new argument to indicate that EBB
6450 regions should be constructed.
6451 (debug_live): Delete declaration.
6452 (current_nr_blocks, current_blocks, target_bb):
6453 Remove static qualifiers.
6454 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6456 (init_regions): Delete declaration.
6457 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6458 rgn_estimate_number_of_insns): New.
6459 (too_large): Use estimate_number_of_insns.
6460 (haifa_find_rgns): New. Move the code from ...
6461 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6462 (free_trg_info): New.
6463 (compute_trg_info): Allocate candidate tables here instead of ...
6464 (init_ready_list): ... here.
6465 (rgn_print_insn): Use const_rtx.
6466 (contributes_to_priority, extend_regions): Delete static declaration.
6467 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6468 (add_block1): Rename to rgn_add_block.
6469 (debug_rgn_dependencies): Delete static qualifier.
6470 (new_ready): Use sched_deps_info. Simplify.
6471 (rgn_common_sched_info, rgn_const_sched_deps_info,
6472 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6474 (region_sched_info): Rename to rgn_const_sched_info.
6475 (deps_join): New, extracted from ...
6476 (propagate_deps): ... here.
6477 (compute_block_dependences, debug_dependencies): Update for selective
6479 (free_rgn_deps, compute_priorities): New functions.
6480 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6481 sched_rgn_compute_dependencies): New functions.
6482 (schedule_region): Use them.
6483 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6484 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6486 (schedule_insns): Call new functions that were split out.
6487 (rgn_make_new_region_out_of_new_block): New.
6488 (get_rgn_sched_max_insns_priority): New.
6489 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6490 scheduling when appropriate.
6491 * sched-vis.c: Include insn-attr.h.
6492 (print_value, print_pattern): Make global.
6493 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6494 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6495 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6496 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6497 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6498 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6499 hooks. Initialize them to 0.
6500 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6501 * target.h (struct gcc_target): Add them. Rename gen_check field to
6503 * flags.h (sel_sched_switch_set): Declare.
6504 * opts.c (sel_sched_switch_set): New variable.
6505 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6506 pipelining is disabled from command line.
6507 (common_handle_option): Record whether selective scheduling is
6508 requested from command line.
6509 * doc/invoke.texi: Document new flags and parameters.
6510 * doc/tm.texi: Document new target hooks.
6511 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6513 (dfa_state_size): Do not declare locally.
6514 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6515 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6516 rs6000_alloc_sched_context, rs6000_set_sched_context,
6517 rs6000_free_sched_context): New functions.
6518 (struct _rs6000_sched_context): New.
6519 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6521 (rs6000_sched_finish): Do not run for selective scheduling.
6523 2008-08-31 Jan Hubicka <jh@suse.cz>
6525 * frv.c (frv_rtx_costs): Update forward declaration.
6526 * spu.c (spu_rtx_costs): Likewise.
6527 * pdp11.c: Include df.h
6528 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6529 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6530 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6531 * iq2000.c (iq2000_address_cost): Add speed argument.
6532 (iq2000_rtx_costs): Likewise.
6533 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6534 update call of mn10300_address_cost.
6535 * mcore.c: Include df.h
6536 (mcore_rtx_costs): Update prototype.
6537 * score3.c: Include df.h
6538 (score3_rtx_costs): Remove speed argument.
6539 * score7.c: Include df.h
6540 (score7_address_cost): Remove speed argument.
6541 * score-protos.h (score_address_cost): Update prototype.
6542 * score.c: Include df.h
6543 (score_rtx_costs): Update call of costs functions.
6544 * v850.c (v850_rtx_costs): Add bool argument.
6546 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6548 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6550 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6552 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6553 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6555 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6557 * mkmap-flat.awk: Add option pe_dll.
6558 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6559 * config/i386/t-cygwin (SHLIB_LC): Add.
6560 * config/i386/t-mingw32 (SHLIB_LC): Add.
6561 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6562 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6563 (LINK_SPEC): Support libgcc_s.
6564 (LIBGCC_SPEC): Support libgcc_s.
6565 (LIBGCC_SONAME): New.
6567 2008-08-31 Jan Hubicka <jh@suse.cz>
6569 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6570 mistakely had old version of patch.
6572 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6573 (ipcp_estimate_growth): New.
6574 (ipcp_insert_stage): Use ipcp_estimate_growth.
6575 * profile.c (branch_prob): When reading failed, do not consider
6578 2008-08-31 Jan Hubicka <jh@suse.cz>
6580 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6581 loop is optimized for speed.
6583 2008-08-31 Richard Guenther <rguenther@suse.de>
6586 * fold-const.c (fold_binary): Retain conversions in folding
6589 2008-08-31 Jan Hubicka <jh@suse.cz>
6591 * postreload-gcse.c (eliminate_partially_redundant_loads):
6592 Use optimize_bb_for_size_p.
6593 * predict.c (maybe_hot_frequency_p): Make inline.
6594 (maybe_hot_count_p): Break out from ...
6595 (maybe_hot_bb_p): ... this one.
6596 (maybe_hot_edge_p): Simplify.
6597 * basic-block.h (probably_cold_bb_p): Remove.
6599 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6602 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6604 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6605 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6606 Also split V4SFmode.
6607 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6610 2008-08-31 Jan Hubicka <jh@suse.cz>
6612 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6614 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6616 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6619 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6622 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6623 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6625 2008-08-31 Jan Hubicka <jh@suse.cz>
6627 * sparc.h (BRANCH_COST): Fix macro definition.
6628 * avr.c (avr_operand_rtx_cost): Add speed argument.
6629 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6631 2008-08-31 Richard Guenther <rguenther@suse.de>
6633 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6634 types instead of operands. Re-instantiate verifying of
6635 binary expression operands.
6637 2008-08-30 Jan Hubicka <jh@suse.cz>
6639 * fwprop.c (should_replace_address): Add speed attribute.
6640 (PR_OPTIMIZE_FOR_SPEED): New flag.
6641 (propagate_rtx_1): Use it.
6642 (propagate_rtx): Set it.
6643 (try_fwprop_subst): Update call of rtx_costs.
6644 (forward_propagate_and_simplify): LIkewise.
6645 * hooks.c (hook_int_rtx_bool_0): New
6646 (hook_bool_rtx_int_int_intp_false): Replace by ...
6647 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6648 * hooks.h (hook_int_rtx_bool_0): New
6649 (hook_bool_rtx_int_int_intp_false): Replace by ...
6650 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6651 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6652 (prepare_cmp_insn): UPdate call of rtx_cost.
6653 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6654 (reload_cse_simplify_operands): Update call of rtx_cost.
6655 (reload_cse_move2add): call of rtx_cost.
6656 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6657 * rtlanal.c (rtx_cost): Add speed argument.
6658 (address_cost): Add speed argument
6659 (default_address_cost): Likewise.
6660 (insn_rtx_cost): Likewise.
6661 * cfgloopanal.c (seq_cost): Add speed argument.
6662 (target_reg_cost, target_spill_cost): Turn to array.
6663 (init_set_costs): Update for speed.
6664 (estimate_reg_pressure_cost): Add speed argument.
6665 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6666 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6667 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6668 (seq_cost): Add speed argument.
6669 (computation_cost): Add speed arugment.
6670 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6671 (force_expr_to_var_cost): Update for profile info.
6672 (force_var_cost): Likewise.
6673 (split_address_cost): Likewise.
6674 (ptr_difference_cost): Likewise.
6675 (difference_cost): Likewise.
6676 (get_computation_cost_at): Likewise.
6677 (determine_iv_cost): Likewise.
6678 (ivopts_global_cost_for_size): Likewise.
6679 (rewrite_use_address): Likewise.
6680 (tree_ssa_iv_optimize_loop): Initialize speed field.
6681 * cse.c (optimize_this_for_speed_p): New static var.
6682 (notreg_cost): Update call of rtx_cost.
6683 (cse_extended_basic_block): set optimize_this_for_speed_p.
6684 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6685 (noce_try_cmove_arith): Likewise.
6686 (noce_try_sign_mask): LIkewise.
6687 * expr.c (compress_float_constant): Update rtx_cost calls.
6688 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6690 (addr_to_parts): Likewise.
6691 (create_mem_ref): Likewise.
6692 * dse.c (find_shift_sequence): Add speed argument.
6693 (replace_read): Update call.
6694 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6695 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6696 * neg_cost, shift_cost, shiftadd_cost,
6697 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6698 mul_highpart_cost): Increase dimension.
6699 (init_expmed): Initialize for both size and speed.
6700 (expand_shift): Use profile.
6701 (synth_mult): Use profile.
6702 (choose_mult_variant): Use profile.
6703 (expand_mult): Use profile.
6704 (expand_mult_highpart_optab): Use profile.
6705 (expand_mult_highpart): Use profile.
6706 (expand_smod_pow2): Use profile.
6707 (expand_divmod): Use profile.
6708 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6710 * loop-invariant.c (create_new_invariant): Use profile.
6711 (gain_for_invariant): Add speed parameter.
6712 (best_gain_for_invariant): Likewise.
6713 (find_invariants_to_move): Likewise.
6714 (move_single_loop_invariants): Set it.
6715 * target-def.h (TARGET_RTX_COSTS): Use hook.
6716 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6717 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6718 * output.h (default_address_cost): Update prototype.
6719 * combine.c (optimize_this_for_speed_p): New static var.
6720 (combine_validate_cost): Update call of rtx_cost.
6721 (combine_instructions): Set optimize_this_for_speed_p.
6722 (expand_compound_operation): Update call of rtx_cost.
6723 (make_extraction):Update call of rtx_cost.
6724 (force_to_mode):Update call of rtx_cost.
6725 (distribute_and_simplify_rtx):Update call of rtx_cost.
6726 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6727 (estimate_reg_pressure_cost): Update prototype.
6728 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6729 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6731 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6732 (alpha_rtx_costs): Update.
6733 * config/frv/frv.c (frv_rtx_costs): Update.
6734 * config/s390/s390.c (s390_rtx_costs): Update.
6735 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6736 (m32c_rtx_costs): Update.
6737 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6738 (spu_rtx_costs): Update.
6739 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6740 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6741 * config/i386/i386.c (:ix86_address_cost): Update.
6742 (ix86_rtx_costs): Update.
6743 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6744 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6745 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6746 * config/crx/crx.c (crx_address_cost): Update.
6747 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6748 * config/stormy16/stormy16.c
6749 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6750 * config/m68hc11/m68hc11.c
6751 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6752 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6753 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6755 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6757 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6758 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6759 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6760 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6761 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6762 (mcore_rtx_costs): update.
6763 * config/score/score3.c (score3_rtx_costs): Update.
6764 * config/score/score7.c (score7_rtx_costs): Update.
6765 * config/score/score3.h (score3_rtx_costs):Update.
6766 * config/score/score7.h (score7_rtx_costs): Update.
6767 * config/score/score.c (score_rtx_costs): Update.
6768 * config/arm/arm.c (arm_address_cost): Update.
6769 (arm_rtx_costs_1): Update.
6770 (arm_rtx_costs_1): Update.
6771 (arm_size_rtx_costs): Update.
6772 (arm_size_rtx_costs): Update.
6773 (arm_size_rtx_costs): Update.
6774 (arm_xscale_rtx_costs): Update.
6775 (arm_thumb_address_cost): Update.
6776 * config/pa/pa.c (hppa_address_cost): Update.
6777 * config/mips/mips.c (mips_rtx_costs): Update.
6778 * config/vax/vax.c (vax_address_cost): Update.
6779 * config/h8300/h8300.c (h8300_shift_costs): Update.
6780 (h8300_rtx_costs): Update.
6781 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6782 (v850_rtx_costs): Update.
6783 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6784 * config/bfin/bfin.c
6785 (bfin_address_cost): Update.
6786 (bfin_rtx_costs): Update.
6787 * stmt.c (lshift_cheap_p): Update.
6789 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6792 * expmed.c (extract_bit_field_1): Check the mode size to make
6793 sure the vector modes have the same size.
6795 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6797 * dojump.c (top level): Include basic-block.h to declare
6798 optimize_insn_for_speed_p
6800 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6802 * opts.h (CL_SAVE): New option class for marking options that are
6803 target specific options usable in the target attribute.
6804 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6806 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6807 can easily find the target specific options that are safe to use
6808 in the attribute or pragma.
6810 * attribs.c (decl_attributes): Change #pragma GCC option to
6811 #pragma GCC target, and attribute((option(...))) to
6812 attribute((target(...))).
6814 * doc/extend.texi (target attribute): Change from option
6815 attribute. Delete push/pop/reset.
6816 (#pragma GCC target): Change from #pragma GCC option. Delete
6818 (#pragma GCC push_options): Document new pragma.
6819 (#pragma GCC pop_options): Document new pragma.
6820 (#pragma GCC reset_options): Document new pragma.
6822 * targhooks.c (default_target_option_valid_attribute_p): Add
6823 warning about port not supporting target attributes.
6824 (default_target_option_pragma_parse): New function, warn about
6825 #pragma GCC target not being supported.
6827 * targhooks.h (default_target_option_pragma_parse): Add
6830 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6831 TI_CURRENT_OPTION_PRAGMA.
6832 (current_target_pragma): Rename from current_option_pragma.
6834 * target.h: (struct target_option): Delete booleans for changing
6835 the optimization level on hot/cold functions. Change signature of
6836 pragma_parse hook to take a second tree.
6838 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6840 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6841 that the declaration is done at global scope.
6843 * langhooks.c (add_builtin_function_common): Move most of the code
6844 from add_builtin_function here, calling the hook passed in.
6845 (add_builtin_function): Call add_builtin_function_common with
6846 standard builtin hook.
6847 (add_builtin_function_ext_scope): New function to add builtins to
6850 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6852 (add_builtin_function_ext_scope): Add declaration.
6854 * c-pragma.c (handle_pragma_target): Rename from
6855 handle_pragma_option, #pragma GCC option is now #pragma GCC
6856 target. Move warning about port not supporting target options to
6857 default pragma parse hook. Remove push/pop/reset from this
6859 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6860 (option_stack): Delete static variable.
6861 (optimize_stack): Ditto.
6862 (optons_stack): New stack of saved target and optimization
6864 (handle_pragma_push_options): New function to handle pushing both
6865 target and optimization options.
6866 (handle_pragma_pop_options): New function to handle popping both
6867 target and optimization options.
6868 (handle_pragma_reset_options): New function to handle resetting
6869 both target and optimization options to their initial state.
6870 (init_pragma): Rename handle_pragma_option to
6871 handle_pragma_target. Add support for push_options, pop_options,
6872 and reset_options pragmas.
6874 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6875 default_target_option_pragma_parse.
6876 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6877 default_target_option_valid_attribute_p.
6878 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6879 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6880 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6881 optimization level on hot/cold functions.
6883 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6884 if the caller and callee have different optimization levels.
6886 * c-common.c (handle_target_attribute): Rename from
6887 handle_option_attribute, attribute((option(...))) is now
6888 attribute((target(...))). Move warning if the port does not
6889 support target attributes to the default hook.
6890 (handle_hot_attribute): Delete code to change the optimization
6891 level of hot functions.
6892 (handle_cold_attribute): Ditto.
6894 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6895 argument that is the binary tree options to use if there are no
6896 arguments. Call ix86_valid_target_attribute_tree instead of
6897 ix86_valid_option_attribute_tree.
6898 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6899 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6900 ix86_pragma_option_parse.
6902 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6903 Rename from ix86_valid_option_attribute_tree.
6905 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6906 new builtins when the ISA changes.
6907 (ix86_valid_target_attribute_tree): Rename from
6908 ix86_valid_option_attribute_tree. Change callers. If the
6909 function specified optimization options, use those as the starting
6910 point before setting up the target attributes. If the
6911 optimization options were changed in the course of setting the
6912 target attributes, record the new optimization options.
6913 (ix86_valid_target_attribute_tree_inner_p): Rename from
6914 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6915 ix86_add_new_builtins if the ISA changed.
6916 (ix86_valid_target_attribute_p): Rename from
6917 ix86_valid_option_attribute_p. Change callers.
6918 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6919 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6920 as delayed builtin functions.
6921 (struct builtin_isa): New structure to record builtin functions
6922 that should be delayed until the ISA for that function is used.
6923 (ix86_builtins_isa): Change from int to struct to track builtin
6924 functions we want to declare at some point.
6925 (def_builtin): If the front end can delay defining the builtin
6926 functions, don't create builtins for ISAs not part of the default
6928 (def_builtin_const): Ditto.
6929 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6930 __builtin_ia32_pcmov_v2di to be different builtin functions.
6931 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6932 a structure instead of an int.
6933 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6934 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6935 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6936 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6938 * config/ia64/ia64.h
6939 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6940 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6942 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6943 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6944 (LANG_HOOKS_INITIALIZER): Add
6945 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6947 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6950 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6951 the reload address with the index register for SFmode
6952 access with a displacement.
6954 2008-08-30 Jan Hubicka <jh@suse.cz>
6956 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6957 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6958 * dojump.c (do_jump): Likewise.
6959 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6960 (note-if_info): Add BRANCH_COST.
6961 (noce_try_store_flag_constants, noce_try_addcc,
6962 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6963 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6964 find_if_case_2): Use computed branch cost.
6965 * expr.h (BRANCH_COST): Update default.
6966 * predict.c (predictable_edge_p): New function.
6967 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6968 Update BRANCH_COST call.
6969 * basic-block.h (predictable_edge_p): Declare.
6970 * config/alpha/alpha.h (BRANCH_COST): Update.
6971 * config/frv/frv.h (BRANCH_COST): Update.
6972 * config/s390/s390.h (BRANCH_COST): Update.
6973 * config/spu/spu.h (BRANCH_COST): Update.
6974 * config/sparc/sparc.h (BRANCH_COST): Update.
6975 * config/m32r/m32r.h (BRANCH_COST): Update.
6976 * config/i386/i386.h (BRANCH_COST): Update.
6977 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6979 * config/sh/sh.h (BRANCH_COST): Update.
6980 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6981 * config/avr/avr.h (BRANCH_COST): Update.
6982 * config/crx/crx.h (BRANCH_COST): Update.
6983 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6984 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6985 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6986 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6987 * config/ia64/ia64.h (BRANCH_COST): Update.
6988 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6989 * config/arc/arc.h (BRANCH_COST): Update.
6990 * config/score/score.h (BRANCH_COST): Update.
6991 * config/arm/arm.h (BRANCH_COST): Update.
6992 * config/pa/pa.h (BRANCH_COST): Update.
6993 * config/mips/mips.h (BRANCH_COST): Update.
6994 * config/vax/vax.h (BRANCH_COST): Update.
6995 * config/h8300/h8300.h (BRANCH_COST): Update.
6996 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6997 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6998 * doc/tm.texi (BRANCH_COST): Update.
7000 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7003 * config/arm/arm.c (arm_optimization_options): Set
7004 flag_section_anchors to 2 instead of 1 to distinguish it from
7005 -fsection-anchors given explicitely on the command line.
7007 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7009 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7010 final insn of a split.
7012 2008-08-30 Jan Hubicka <jh@suse.cz>
7014 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7015 optimized for speed.
7016 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7017 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7018 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7019 flag_gcse_after_reload_set): New static vars.
7020 (common_handle_option): Enable those flags for profile-use.
7021 (decode_options): Remove optimize_size flags that are handled
7022 on higher granuality.
7023 * tree-vectorizer.c (vectorize_loops): Use
7024 optimize_loop_nest_for_speed_p.
7025 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7026 * tree-predcom.c (tree_predictive_commoning): Use
7027 optimize_loop_for_speed_p.
7028 * varasm.c (assemble_start_function): Use
7029 optimize_function_for_speed_p.
7030 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7031 * predict.c (optimize_loop_for_speed_p): Fix walk.
7033 2008-08-30 Jan Hubicka <jh@suse.cz>
7035 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7037 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7038 profile presence locally.
7040 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7043 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7044 versions before 4.0.
7046 2008-08-29 Jan Hubicka <jh@suse.cz>
7048 * tree-inline.c (insert_init_stmt): Insert sequence even when
7051 2008-08-29 Jeff Law <law@redhat.com>
7053 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7054 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7055 location and class is an FP register.
7057 2008-08-29 Jan Hubicka <jh@suse.cz>
7059 * see.c (see_merge_one_def_extension): Silence used uninitialized
7061 * matrix-reorg.c (check_allocation_function): Likewise.
7062 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7064 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7067 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7068 compute new & and | in type rather than TREE_TYPE (arg0).
7070 * dwarf2out.c (fortran_common): Update comment.
7071 (gen_variable_die): Swap com_die and var_die variables in Fortran
7072 COMMON block handling code.
7074 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7076 * dwarf2out.c (gen_const_die): New function.
7077 (size_of_die, value_format, output_die): Output larger
7078 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7079 (native_encode_initializer): New function.
7080 (tree_add_const_value_attribute): Call it.
7081 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7083 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7084 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7085 TREE_THIS_VOLATILE to add_type_attribute.
7087 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7089 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7092 * dwarf2out.c (loc_by_reference): New function.
7093 (add_location_or_const_value_attribute): Use it.
7096 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7097 as DW_TAG_variable children of DW_TAG_common_block rather than
7098 DW_TAG_member children. Put DW_AT_external to individual
7099 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7101 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7102 loc_descriptor_from_tree_1.
7106 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7107 arguments to imported_module_or_decl.
7108 (debug_nothing_tree_tree): Removed.
7109 (debug_nothing_tree_tree_tree_bool): New prototype.
7110 * debug.c (do_nothing_debug_hooks): Adjust.
7111 (debug_nothing_tree_tree): Removed.
7112 (debug_nothing_tree_tree_tree_bool): New function.
7113 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7114 (gen_variable_die): Put all common vars for the
7115 same COMMON block under one DW_TAG_common_block.
7116 (declare_in_namespace): Return new context_die, for Fortran
7117 return the module DIE instead of adding extra declarations into
7119 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7120 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7121 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7123 (dwarf2out_global_decl): Don't skip Fortran global vars.
7124 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7125 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7126 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7127 DW_TAG_imported_declaration as child of previous
7128 DW_TAG_imported_module.
7129 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7130 * sdbout.c (sdb_debug_hooks): Likewise.
7131 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7133 2008-08-29 Jan Hubicka <jh@suse.cz>
7135 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7137 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7138 * ipa-cp.c (n_cloning_candidates): New static variable.
7139 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7140 (ipcp_print_all_lattices): Improve debug output.
7141 (ipcp_cloning_candidate_p): New function.
7142 (ipcp_initialize_node_lattices): Use it.
7143 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7144 (ipcp_propagate_stage): Prettier debug output.
7145 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7146 (ipcp_print_all_structures): Remove.
7147 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7148 (ipcp_insert_stage): Prettier debug output; call
7149 cgraph_remove_unreachable_nodes before propagating.
7150 (pass_ipa_cp): Schedule function removal pass.
7151 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7153 (cgraph_maybe_hot_edge_p): Move to ...
7154 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7155 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7156 (common_handle_option): Set them; enable ipa-cp when profiling.
7157 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7158 (ipa_print_all_jump_functions): Likewise.
7159 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7160 (ipa_print_node_params, ipa_print_all_params): New.
7161 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7162 ipa_print_all_param_flags): Remove.
7163 (ipa_print_node_params, ipa_print_all_params): New.
7165 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7167 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7168 change from 2008-04-03.
7169 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7171 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7174 * ira-color.c (push_allocnos_to_stack): Truncate
7175 removed_splay_allocno_vec.
7177 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7180 * ira-color (ira_fast_allocation): Don't assign hard registers to
7183 2008-08-29 Jan Hubicka <jh@suse.cz>
7186 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7187 for cold internal loops.
7189 2008-08-29 Richard Guenther <rguenther@suse.de>
7191 * tree-ssa-structalias.c (create_variable_info_for): Do not
7192 create fields for heap vars or vars with a noalias state.
7193 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7196 2008-08-29 Richard Guenther <rguenther@suse.de>
7198 * common.opt (ftree-store-ccp): Mark as preserved for
7199 backward compatibility.
7200 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7201 * tree-pass.h (pass_store_ccp): Remove.
7202 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7203 (first_vdef): Remove declaration.
7204 (get_value_loaded_by): Likewise.
7205 * tree-ssa-ccp.c (do_store_ccp): Remove.
7206 (get_default_value): Simplify as do_store_ccp is always false
7207 now. Do not initialize mem_ref.
7208 (set_value_varying): Likewise.
7209 (canonicalize_float_value): Likewise.
7210 (set_lattice_value): Likewise.
7211 (likely_value): Likewise.
7212 (surely_varying_stmt_p): Likewise.
7213 (ccp_initialize): Likewise.
7214 (ccp_lattice_meet): Likewise.
7215 (ccp_visit_phi_node): Likewise.
7216 (ccp_fold): Likewise.
7217 (evaluate_stmt): Likewise.
7218 (visit_assignment): Likewise.
7219 (ccp_visit_stmt): Likewise.
7220 (execute_ssa_ccp): Fold into ...
7221 (do_ssa_ccp): ... this.
7222 (do_ssa_store_ccp): Remove.
7223 (gate_store_ccp): Likewise.
7224 (pass_store_ccp): Likewise.
7225 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7227 * tree-ssa-propagate.c (first_vdef): Remove.
7228 (get_value_loaded_by): Likewise.
7229 (replace_vuses_in): Likewise.
7230 (substitute_and_fold): Do not call replace_vuses_in.
7231 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7233 2008-08-29 Richard Guenther <rguenther@suse.de>
7236 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7237 PARAM_NOALIAS tags with is_heapvar.
7238 * tree-ssa-operands.c (access_can_touch_variable): Offset
7239 based tests do not apply for heapvars. Fix offset test.
7241 2008-08-29 Jan Hubicka <jh@suse.cz>
7243 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7244 (-fipa-cp-clone): Enabled by default at -O3.
7245 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7246 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7248 2008-08-29 Jan Hubicka <jh@suse.cz>
7250 * tree.c (build_function_type_skip_args,
7251 build_function_decl_skip_args): New functions.
7252 * tree.h (build_function_type_skip_args,
7253 build_function_decl_skip_args): Declare.
7254 * gimple.c (giple_copy_call_skip_args): New function.
7255 (giple_copy_call_skip_args): Declare.
7257 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7258 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7259 (ipcp_node_modifiable_p): ... this one; use
7260 tree_versionable_function_p.
7261 (ipcp_create_replace_map): Improve debug output.
7262 (ipcp_need_redirect_p): Return false when not clonning.
7263 (ipcp_update_callgraph): Skip args.
7264 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7266 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7267 (save_inline_function_body): Update call of tree_function_versioning.
7268 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7269 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7271 (tree_function_versioning): Likewise.
7272 * tree-inline.h (tree_function_versioning): Update prototype.
7274 2008-08-29 Jan Hubicka <jh@suse.cz>
7276 * loop-unswitch.c (unswitch_single_loop): Use
7277 optimize_loop_for_speed_p.
7278 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7279 Use optimize_function_for_size_p.
7280 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7281 * postreload-gcse.c (eliminate_partially_redundant_load):
7282 Use optimize_bb_for_size_p.
7283 * value-prof.c (gimple_divmod_fixed_value_transform,
7284 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7285 gimple_stringops_transform): Use optimize_bb_for_size_p.
7286 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7287 * final.c (compute_alignments): Use optimize_function_for_size_p.
7288 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7289 (fold_builtin_strcpy, fold_builtin_fputs): Use
7290 optimize_function_for_size_p.
7291 * fold-const.c (tree_swap_operands_p): Use
7292 optimize_function_for_size_p.
7293 * recog.c (relax_delay_slots): Likewise.
7294 * tree-ssa-math-opts.c (replace_reciprocal):
7295 Use optimize_bb_for_speed_p.
7296 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7297 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7298 optimize_function_for_size_p.
7299 (cgraph_decide_inlining_of_small_function): Use
7300 optimize_function_for_size_p.
7301 * global.c (find_reg): Use optimize_function_for_size_p.
7302 * opts.c (decode_options): Do not clear flag_tree_ch,
7303 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7304 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7305 work it out from profile.
7306 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7307 optimize_loop_for_speed_p.
7308 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7310 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7311 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7312 * tree-eh.c (decide_copy_try_finally): Use
7313 optimize_function_for_size_p.
7314 * local-alloc.c (block_alloc): Pass BB pointer.
7315 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7316 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7317 * loop-unroll.c (decide_unrolling_and_peeling):
7318 Use optimize_loop_for_size_p.
7319 (decide_peel_completely): Likewise.
7320 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7321 optimize_loop_for_size_p.
7322 (vect_enhance_data_refs_alignment): Likewise.
7323 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7324 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7326 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7327 (try_crossjump_bb): Use optimize_bb_for_size_p.
7328 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7329 optimize_loop_for_speed_p.
7330 * bb-reorder.c (find_traces_1_round): Likewise.
7331 (copy_bb): Use optimize_bb_for_speed_p.
7332 (duplicate_computed_gotos): Likewise.
7333 * basic-block.h (optimize_loop_nest_for_size_p,
7334 optimize_loop_nest_for_speed_p): New.
7335 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7337 2008-08-29 Tristan Gingold <gingold@adacore.com>
7339 * gcov.c (main): Call expandargv.
7341 2008-08-29 Jan Hubicka <jh@suse.cz>
7343 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7345 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7347 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7348 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7350 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7352 2008-08-29 Jan Hubicka <jh@suse.cz>
7354 * tree-pass.h (pass_strip_predict_hints): Declare.
7355 * predict.c (strip_builtin_expect): Rename to ...
7356 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7357 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7358 (tree_estimate_probability): Do not strip builtin_expect.
7359 (pass_strip_predict_hints): New pass.
7360 * tree-inline.c (expand_call_inline): When inlining cold function,
7361 predict it as unlikely.
7362 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7364 2008-08-29 Richard Guenther <rguenther@suse.de>
7366 PR tree-optimization/37207
7367 * tree-vrp.c (extract_range_from_binary_expr): Also try
7368 to constant fold if only one of the operands is a constant.
7370 2008-08-29 Nick Clifton <nickc@redhat.com>
7372 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7373 the same way as SYMBOL_REFs.
7375 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7377 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7379 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7381 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7382 * config/mips/mips.md (branch_likely): Remove const. Fix
7384 (define_delay for type "branch"): Change to only apply for branch
7385 with likely variant.
7386 (define_delay for type "branch" and "branch_likely" no). New delay
7388 (equality_op): New code iterator.
7389 (bbv, bbinv): New code attributes.
7390 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7393 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7394 Andrew Pinski <pinskia@gcc.gnu.org>
7397 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7399 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7401 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7402 rule that a symbolic constant must be defined and >= 0 for the
7403 corresponding facility to be present at compile-time.
7404 * gthr-posix.c: Likewise.
7406 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7408 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7409 * config/mips/mips.md (D): New mode attribute.
7410 (mulsi3, muldi3): Merge it into ...
7411 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7412 (muldi3_mul3): New pattern.
7413 (mulsi3_mult3): Rename to mulsi3_mul3.
7415 2008-08-28 Jan Hubicka <jh@suse.cz>
7417 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7419 * predict.c (always_optimize_for_size_p): Rename to ...
7420 (optimize_function_for_size): ... this one; make extern.
7421 (optimize_function_for_speed_p): New.
7422 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7423 optimize_edge_for_size_p,optimize_edge_for_size_p,
7424 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7425 * basic-block.h (optimize_function_for_size_p,
7426 optimize_function_for_speed_p): Declare.
7427 * i386.md (optimize_size checks): Replace them by appropriate
7429 (standard_80387_constant_p, ix86_compute_frame_layout,
7430 ix86_expand_epilogue, ix86_decompose_address,
7431 print_operand, emit_i387_cw_initialization,
7432 inline_memory_move_cost, ix86_pad_returns,
7433 ix86_reorg): Replace optimize_size checks.
7435 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7437 * rtl.h (simplify_subreg_regno): Declare.
7438 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7439 * simplify-rtx.c (simplify_subreg): ...here.
7440 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7441 subreg_offset_representable_p.
7443 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7446 * c-typeck.c (convert_for_assignment): Give a note describing what
7447 was passed and what was expected.
7449 2008-08-28 Joey Ye <joey.ye@intel.com>
7451 * doc/extend.texi: Document AVX built-in functions.
7452 * doc/invoke.texi: Document -mavx.
7454 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7455 Joey Ye <joey.ye@intel.com>
7456 Xuepeng Guo <xuepeng.guo@intel.com>
7458 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7460 * config/i386/cpuid.h (bit_FMA): New.
7461 (bit_XSAVE): Likewise.
7462 (bit_OSXSAVE): Likewise.
7463 (bit_AVX): Likewise.
7465 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7466 define. Use ASM_OUTPUT_AVX_PREFIX.
7468 * config/i386/gmmintrin.h: New.
7470 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7471 (OPTION_MASK_ISA_AVX_SET): New.
7472 (OPTION_MASK_ISA_FMA_SET): Likewise.
7473 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7474 (OPTION_MASK_ISA_FMA_SET): Likewise.
7475 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7476 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7477 (pta_flags): Add PTA_AVX and PTA_FMA.
7478 (override_options): Handle PTA_AVX and PTA_FMA.
7479 (init_cumulative_args): Handle warn_avx.
7480 (classify_argument): Return 0 for COImode and OImode. Return
7481 1 and X86_64_AVX_CLASS for 256bit vector types.
7482 (examine_argument): Handle X86_64_AVX_CLASS.
7483 (construct_container): Likewise.
7484 (function_arg_advance_32): Pass OImode and 256bit vector types
7486 (function_arg_advance_64): Take a new argument to indicate if a
7487 parameter is named. Handle 256bit vector types. Return
7488 immediately for unnamed 256bit vector mode parameters.
7489 (function_arg_advance): Updated.
7490 (function_arg_32): Add comments for TImode. Handle OImode
7491 and 256bit vector types.
7492 (function_arg_64): Take a new argument to indicate if a
7493 parameter is named. Handle 256bit vector types. Return NULL
7494 for unnamed 256bit vector mode parameters.
7495 (function_arg): Updated.
7496 (setup_incoming_varargs_64): Support
7497 AVX encoding for *sse_prologue_save_insn.
7498 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7499 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7500 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7501 enabled, otherwise return -3.
7502 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7504 (print_reg): Support AVX registers. Handle 'x' and 't'.
7505 Handle 'd' to duplicate the operand.
7506 (print_operand): Likewise. Also support AVX vector compare
7508 (output_387_binary_op): Support AVX.
7509 (output_fp_compare): Likewise.
7510 (ix86_expand_vector_move_misalign): Likewise.
7511 (ix86_attr_length_vex_default): New.
7512 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7513 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7514 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7515 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7516 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7517 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7518 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7519 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7520 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7521 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7522 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7523 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7524 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7525 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7526 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7527 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7528 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7529 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7530 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7531 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7532 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7533 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7534 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7535 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7536 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7537 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7538 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7539 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7540 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7541 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7542 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7543 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7544 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7545 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7546 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7547 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7548 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7549 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7550 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7551 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7552 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7553 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7554 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7555 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7556 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7557 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7558 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7559 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7560 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7561 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7562 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7563 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7564 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7565 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7566 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7567 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7568 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7569 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7570 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7571 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7572 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7573 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7574 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7575 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7576 and IX86_BUILTIN_MOVMSKPS256,
7577 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7578 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7579 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7580 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7581 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7582 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7583 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7584 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7585 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7586 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7587 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7588 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7589 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7590 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7591 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7592 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7593 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7594 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7595 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7596 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7597 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7598 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7599 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7600 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7601 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7602 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7603 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7604 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7605 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7606 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7607 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7608 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7609 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7610 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7611 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7612 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7613 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7614 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7615 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7616 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7617 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7618 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7619 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7620 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7621 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7622 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7623 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7624 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7625 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7626 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7627 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7628 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7629 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7630 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7631 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7632 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7633 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7634 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7636 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7637 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7638 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7639 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7640 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7641 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7642 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7643 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7644 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7645 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7646 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7647 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7648 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7649 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7650 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7651 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7652 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7653 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7654 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7655 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7656 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7657 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7658 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7659 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7660 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7661 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7662 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7663 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7664 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7665 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7666 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7667 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7668 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7669 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7670 IX86_BUILTIN_MOVMSKPS256.
7671 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7672 (ix86_expand_args_builtin): Likewise.
7673 (ix86_expand_special_args_builtin): Likewise.
7674 (ix86_hard_regno_mode_ok): Handle AVX modes.
7675 (ix86_expand_vector_init_duplicate): Likewise.
7676 (ix86_expand_vector_init_one_nonzero): Likewise.
7677 (ix86_expand_vector_init_one_var): Likewise.
7678 (ix86_expand_vector_init_concat): Likewise.
7679 (ix86_expand_vector_init_general): Likewise.
7680 (ix86_expand_vector_set): Likewise.
7681 (ix86_vector_mode_supported_p): Likewise.
7682 (x86_extended_reg_mentioned_p): Check INSN_P before using
7685 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7686 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7688 * config/i386/i386.h (TARGET_AVX): New.
7689 (TARGET_FMA): Likewise.
7690 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7691 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7692 (VALID_AVX256_REG_MODE): New.
7693 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7694 (AVX_FLOAT_MODE_P): Likewise.
7695 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7696 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7697 (AVX_VEC_FLOAT_MODE_P): Likewise.
7698 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7699 (ASM_OUTPUT_OPCODE): Likewise.
7700 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7702 (SSE_REG_MODE_P): Allow 256bit vector modes.
7703 (ix86_args): Add a warn_avx field.
7705 * config/i386/i386.md (UNSPEC_PCMP): New.
7706 (UNSPEC_VPERMIL): Likewise.
7707 (UNSPEC_VPERMIL2): Likewise.
7708 (UNSPEC_VPERMIL2F128): Likewise.
7709 (UNSPEC_MASKLOAD): Likewise.
7710 (UNSPEC_MASKSTORE): Likewise.
7711 (UNSPEC_CAST): Likewise.
7712 (UNSPEC_VTESTP): Likewise.
7713 (UNSPECV_VZEROALL): Likewise.
7714 (UNSPECV_VZEROUPPER): Likewise.
7715 (XMM0_REG): Likewise.
7716 (XMM1_REG): Likewise.
7717 (XMM2_REG): Likewise.
7718 (XMM3_REG): Likewise.
7719 (XMM4_REG): Likewise.
7720 (XMM5_REG): Likewise.
7721 (XMM6_REG): Likewise.
7722 (XMM8_REG): Likewise.
7723 (XMM9_REG): Likewise.
7724 (XMM10_REG): Likewise.
7725 (XMM11_REG): Likewise.
7726 (XMM12_REG): Likewise.
7727 (XMM13_REG): Likewise.
7728 (XMM14_REG): Likewise.
7729 (XMM15_REG): Likewise.
7731 (prefix_vex_imm8): Likewise.
7732 (prefix_vex_w): Likewise.
7733 (length_vex): Likewise.
7736 (*avx_ashlti3): Likewise.
7737 (*avx_lshrti3): Likewise.
7738 (*avx_setcc<mode>): Likewise.
7739 (*fop_<mode>_comm_mixed_avx): Likewise.
7740 (*fop_<mode>_comm_avx): Likewise.
7741 (*fop_<mode>_1_mixed_avx): Likewise.
7742 (*fop_<mode>_1_avx): Likewise.
7743 (*avx_<code><mode>3): Likewise.
7744 (*avx_ieee_smin<mode>3): Likewise.
7745 (*avx_ieee_smax<mode>3): Likewise.
7746 (mode): Add OI, V8SF and V4DF.
7747 (length): Support VEX prefix.
7748 (*cmpfp_i_mixed): Set prefix attribute.
7749 (*cmpfp_i_sse): Likewise.
7750 (*cmpfp_iu_mixed): Likewise.
7751 (*cmpfp_iu_sse): Likewise.
7752 (*movsi_1): Support AVX.
7753 (*movdi_2): Likewise.
7754 (*movdi_1_rex64): Likewise.
7755 (*movti_internal): Likewise.
7756 (*movti_rex64): Likewise.
7757 (*movsf_1): Likewise.
7758 (*movdf_nointeger): Likewise.
7759 (*movdf_integer_rex64): Likewise.
7760 (*movtf_internal): Likewise.
7761 (zero_extendsidi2_32): Likewise.
7762 (zero_extendsidi2_rex64): Likewise.
7763 (*extendsfdf2_mixed): Likewise.
7764 (*extendsfdf2_sse): Likewise.
7765 (*truncdfsf_fast_mixed): Likewise.
7766 (*truncdfsf_fast_sse): Likewise.
7767 (*truncdfsf_mixed): Likewise.
7768 (fix_trunc<mode>di_sse): Likewise.
7769 (fix_trunc<mode>si_sse): Likewise.
7770 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7771 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7772 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7773 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7774 (*rcpsf2_sse): Likewise.
7775 (*rsqrtsf2_sse): Likewise.
7776 (*sqrt<mode>2_sse): Likewise.
7777 (sse4_1_round<mode>2): Likewise.
7778 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7779 Support AVX. Set length attribute properly for AVX.
7781 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7782 (VECTOR_MODES (FLOAT, 32)): Likewise.
7783 (VECTOR_MODE (INT, DI, 8)): Likewise.
7784 (VECTOR_MODE (INT, HI, 32)): Likewise.
7785 (VECTOR_MODE (INT, QI, 64)): Likewise.
7786 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7787 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7788 (VECTOR_MODE (INT, DI, 4)): Removed.
7789 (VECTOR_MODE (INT, SI, 8)): Likewise.
7790 (VECTOR_MODE (INT, HI, 16)): Likewise.
7791 (VECTOR_MODE (INT, QI, 32)): Likewise.
7792 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7793 (INT_MODE (OI, 32)): Likewise.
7795 * config/i386/i386.opt (mavx): New.
7798 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7800 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7801 (*mov<mode>_internal_avx): New.
7802 (*movv2sf_internal_rex64_avx): Likewise.
7803 (*movv2sf_internal_avx): Likewise.
7805 * config/i386/predicates.md (const_4_to_5_operand): New.
7806 (const_6_to_7_operand): Likewise.
7807 (const_8_to_11_operand): Likewise.
7808 (const_12_to_15_operand): Likewise.
7809 (avx_comparison_float_operator): Likewise.
7811 * config/i386/sse.md (AVX256MODEI): New.
7812 (AVX256MODE): Likewise.
7813 (AVXMODEQI): Likewise.
7814 (AVXMODE): Likewise.
7815 (AVX256MODEF2P): Likewise.
7816 (AVX256MODE2P): Likewise.
7817 (AVX256MODE4P): Likewise.
7818 (AVX256MODE8P): Likewise.
7819 (AVXMODEF2P): Likewise.
7820 (AVXMODEF4P): Likewise.
7821 (AVXMODEDCVTDQ2PS): Likewise.
7822 (AVXMODEDCVTPS2DQ): Likewise.
7823 (avxvecmode): Likewise.
7824 (avxvecpsmode): Likewise.
7825 (avxhalfvecmode): Likewise.
7826 (avxscalarmode): Likewise.
7827 (avxcvtvecmode): Likewise.
7828 (avxpermvecmode): Likewise.
7829 (avxmodesuffixf2c): Likewise.
7830 (avxmodesuffixp): Likewise.
7831 (avxmodesuffixs): Likewise.
7832 (avxmodesuffix): Likewise.
7833 (vpermilbits): Likewise.
7834 (pinsrbits): Likewise.
7835 (mov<mode>): Likewise.
7836 (*mov<mode>_internal): Likewise.
7837 (push<mode>1): Likewise.
7838 (movmisalign<mode>): Likewise.
7839 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7840 (avx_movdqu<avxmodesuffix>): Likewise.
7841 (avx_lddqu<avxmodesuffix>): Likewise.
7842 (<plusminus_insn><mode>3): Likewise.
7843 (*avx_<plusminus_insn><mode>3): Likewise.
7844 (*avx_vm<plusminus_insn><mode>3): Likewise.
7845 (mul<mode>3): Likewise.
7846 (*avx_mul<mode>3): Likewise.
7847 (*avx_vmmul<mode>3): Likewise.
7848 (divv8sf3): Likewise.
7849 (divv4df3): Likewise.
7850 (avx_div<mode>3): Likewise.
7851 (*avx_div<mode>3): Likewise.
7852 (*avx_vmdiv<mode>3): Likewise.
7853 (avx_rcpv8sf2): Likewise.
7854 (*avx_vmrcpv4sf2): Likewise.
7855 (sqrtv8sf2): Likewise.
7856 (avx_sqrtv8sf2): Likewise.
7857 (*avx_vmsqrt<mode>2): Likewise.
7858 (rsqrtv8sf2): Likewise.
7859 (avx_rsqrtv8sf2): Likewise.
7860 (*avx_vmrsqrtv4sf2): Likewise.
7861 (<code><mode>3): Likewise.
7862 (*avx_<code><mode>3_finite): Likewise.
7863 (*avx_<code><mode>3): Likewise.
7864 (*avx_vm<code><mode>3): Likewise.
7865 (*avx_ieee_smin<mode>3): Likewise.
7866 (*avx_ieee_smax<mode>3): Likewise.
7867 (avx_addsubv8sf3): Likewise.
7868 (avx_addsubv4df3): Likewise.
7869 (*avx_addsubv4sf3): Likewise.
7870 (*avx_addsubv2df3): Likewise.
7871 (avx_h<plusminus_insn>v4df3): Likewise.
7872 (avx_h<plusminus_insn>v8sf3): Likewise.
7873 (*avx_h<plusminus_insn>v4sf3): Likewise.
7874 (*avx_h<plusminus_insn>v2df3): Likewise.
7875 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7876 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7877 (*avx_maskcmp<mode>3): Likewise.
7878 (avx_nand<mode>3): Likewise.
7879 (*avx_<code><mode>3): Likewise.
7880 (*avx_nand<mode>3): Likewise.
7881 (*avx_<code><mode>3): Likewise.
7882 (*avx_cvtsi2ss): Likewise.
7883 (*avx_cvtsi2ssq): Likewise.
7884 (*avx_cvtsi2sd): Likewise.
7885 (*avx_cvtsi2sdq): Likewise.
7886 (*avx_cvtsd2ss): Likewise.
7887 (avx_cvtss2sd): Likewise.
7888 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7889 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7890 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7891 (*avx_cvtsi2sd): Likewise.
7892 (*avx_cvtsi2sdq): Likewise.
7893 (avx_cvtdq2pd256): Likewise.
7894 (avx_cvtpd2dq256): Likewise.
7895 (avx_cvttpd2dq256): Likewise.
7896 (*avx_cvtsd2ss): Likewise.
7897 (*avx_cvtss2sd): Likewise.
7898 (avx_cvtpd2ps256): Likewise.
7899 (avx_cvtps2pd256): Likewise.
7900 (*avx_movhlps): Likewise.
7901 (*avx_movlhps): Likewise.
7902 (avx_unpckhps256): Likewise.
7903 (*avx_unpckhps): Likewise.
7904 (avx_unpcklps256): Likewise.
7905 (*avx_unpcklps): Likewise.
7906 (avx_movshdup256): Likewise.
7907 (avx_movsldup256): Likewise.
7908 (avx_shufps256): Likewise.
7909 (avx_shufps256_1): Likewise.
7910 (*avx_shufps_<mode>): Likewise.
7911 (*avx_loadhps): Likewise.
7912 (*avx_storelps): Likewise.
7913 (*avx_loadlps): Likewise.
7914 (*avx_movss): Likewise.
7915 (*vec_dupv4sf_avx): Likewise.
7916 (*vec_concatv2sf_avx): Likewise.
7917 (*vec_concatv4sf_avx): Likewise.
7918 (*vec_setv4sf_0_avx): Likewise.
7919 (*vec_setv4sf_avx): Likewise.
7920 (*avx_insertps): Likewise.
7921 (avx_vextractf128<mode>): Likewise.
7922 (vec_extract_lo_<mode>): Likewise.
7923 (vec_extract_hi_<mode>): Likewise.
7924 (vec_extract_lo_<mode>): Likewise.
7925 (vec_extract_hi_<mode>): Likewise.
7926 (vec_extract_lo_v16hi): Likewise.
7927 (vec_extract_hi_v16hi): Likewise.
7928 (vec_extract_lo_v32qi): Likewise.
7929 (vec_extract_hi_v32qi): Likewise.
7930 (avx_unpckhpd256): Likewise.
7931 (*avx_unpckhpd): Likewise.
7932 (avx_movddup256): Likewise.
7933 (*avx_movddup): Likewise.
7934 (avx_unpcklpd256): Likewise.
7935 (*avx_unpcklpd): Likewise.
7936 (avx_shufpd256): Likewise.
7937 (avx_shufpd256_1): Likewise.
7938 (*avx_punpckhqdq): Likewise.
7939 (*avx_punpcklqdq): Likewise.
7940 (*avx_shufpd_<mode>): Likewise.
7941 (*avx_storehpd): Likewise.
7942 (*avx_loadhpd): Likewise.
7943 (*avx_loadlpd): Likewise.
7944 (*avx_movsd): Likewise.
7945 (*vec_concatv2df_avx): Likewise.
7946 (*avx_<plusminus_insn><mode>3): Likewise.
7947 (*avx_<plusminus_insn><mode>3): Likewise.
7948 (*avx_mulv8hi3): Likewise.
7949 (*avxv8hi3_highpart): Likewise.
7950 (*avx_umulv8hi3_highpart): Likewise.
7951 (*avx_umulv2siv2di3): Likewise.
7952 (*avx_mulv2siv2di3): Likewise.
7953 (*avx_pmaddwd): Likewise.
7954 (*avx_mulv4si3): Likewise.
7955 (*avx_ashr<mode>3): Likewise.
7956 (*avx_lshr<mode>3): Likewise.
7957 (*avx_ashl<mode>3): Likewise.
7958 (*avx_<code><mode>3): Likewise.
7959 (*avx_eq<mode>3): Likewise.
7960 (*avx_gt<mode>3): Likewise.
7961 (*avx_nand<mode>3): Likewise.
7962 (*avx_nand<mode>3): Likewise.
7963 (*avx_<code><mode>3): Likewise.
7964 (*avx_<code><mode>3): Likewise.
7965 (*avx_packsswb): Likewise.
7966 (*avx_packssdw): Likewise.
7967 (*avx_packuswb): Likewise.
7968 (*avx_punpckhbw): Likewise.
7969 (*avx_punpcklbw): Likewise.
7970 (*avx_punpckhwd): Likewise.
7971 (*avx_punpcklwd): Likewise.
7972 (*avx_punpckhdq): Likewise.
7973 (*avx_punpckldq): Likewise.
7974 (*avx_pinsr<avxmodesuffixs>): Likewise.
7975 (*avx_pinsrq): Likewise.
7976 (*avx_loadld): Likewise.
7977 (*vec_extractv2di_1_rex64_avx): Likewise.
7978 (*vec_extractv2di_1_avx): Likewise.
7979 (*vec_dupv2di_avx): Likewise.
7980 (*vec_concatv2si_avx): Likewise.
7981 (*vec_concatv4si_1_avx): Likewise.
7982 (*vec_concatv2di_avx): Likewise.
7983 (*vec_concatv2di_rex64_avx): Likewise.
7984 (*avx_uavgv16qi3): Likewise.
7985 (*avx_uavgv8hi3): Likewise.
7986 (*avx_psadbw): Likewise.
7987 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7988 (*avx_phaddwv8hi3): Likewise.
7989 (*avx_phadddv4si3): Likewise.
7990 (*avx_phaddswv8hi3): Likewise.
7991 (*avx_phsubwv8hi3): Likewise.
7992 (*avx_phsubdv4si3): Likewise.
7993 (*avx_phsubswv8hi3): Likewise.
7994 (*avx_pmaddubsw128): Likewise.
7995 (*avx_pmulhrswv8hi3): Likewise.
7996 (*avx_pshufbv16qi3): Likewise.
7997 (*avx_psign<mode>3): Likewise.
7998 (*avx_palignrti): Likewise.
7999 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8000 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8001 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8002 (*avx_mpsadbw): Likewise.
8003 (*avx_packusdw): Likewise.
8004 (*avx_pblendvb): Likewise.
8005 (*avx_pblendw): Likewise.
8006 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8007 (avx_ptest256): Likewise.
8008 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8009 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8010 (*avx_aesenc): Likewise.
8011 (*avx_aesenclast): Likewise.
8012 (*avx_aesdec): Likewise.
8013 (*avx_aesdeclast): Likewise.
8014 (avx_vzeroupper): Likewise.
8015 (avx_vzeroupper_rex64): Likewise.
8016 (avx_vpermil<mode>): Likewise.
8017 (avx_vpermilvar<mode>3): Likewise.
8018 (avx_vpermil2<mode>3): Likewise.
8019 (avx_vperm2f128<mode>3): Likewise.
8020 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8021 (avx_vbroadcastss256): Likewise.
8022 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8023 (avx_vinsertf128<mode>): Likewise.
8024 (vec_set_lo_<mode>): Likewise.
8025 (vec_set_hi_<mode>): Likewise.
8026 (vec_set_lo_<mode>): Likewise.
8027 (vec_set_hi_<mode>): Likewise.
8028 (vec_set_lo_v16hi): Likewise.
8029 (vec_set_hi_v16hi): Likewise.
8030 (vec_set_lo_v32qi): Likewise.
8031 (vec_set_hi_v32qi): Likewise.
8032 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8033 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8034 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8035 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8036 (vec_init<mode>): Likewise.
8037 (*vec_concat<mode>_avx): Likewise.
8038 (blendbits): Support V8SF and V4DF.
8039 (sse2_movq128): Support AVX.
8040 (<sse>_movnt<mode>): Likewise.
8041 (sse2_movntv2di): Likewise.
8042 (sse_rcpv4sf2): Likewise.
8043 (sse_sqrtv4sf2): Likewise.
8044 (sse_rsqrtv4sf2): Likewise.
8045 (<sse>_comi): Likewise.
8046 (<sse>_ucomi): Likewise.
8047 (sse_cvtss2si): Likewise.
8048 (sse_cvtss2si_2): Likewise.
8049 (sse_cvtss2siq): Likewise.
8050 (sse_cvtss2siq_2): Likewise.
8051 (sse_cvttss2si): Likewise.
8052 (sse_cvttss2siq): Likewise.
8053 (sse2_cvtsd2si): Likewise.
8054 (sse2_cvtsd2si_2): Likewise.
8055 (sse2_cvtsd2siq): Likewise.
8056 (sse2_cvtsd2siq_2): Likewise.
8057 (sse2_cvttsd2si): Likewise.
8058 (sse2_cvttsd2siq): Likewise.
8059 (sse2_cvtdq2pd): Likewise.
8060 (*sse2_cvtpd2dq): Likewise.
8061 (*sse2_cvttpd2dq): Likewise.
8062 (*sse2_cvtpd2ps): Likewise.
8063 (sse2_cvtps2pd): Likewise.
8064 (sse3_movshdup): Likewise.
8065 (sse3_movsldup): Likewise.
8066 (sse_storehps): Likewise.
8067 (*sse4_1_extractps): Likewise.
8068 (sse2_storelpd): Likewise.
8069 (vec_dupv2df_sse3): Likewise.
8070 (*vec_concatv2df_sse3): Likewise.
8071 (*sse4_1_pextrb): Likewise.
8072 (*sse4_1_pextrb_memory): Likewise.
8073 (*sse2_pextrw): Likewise.
8074 (*sse4_1_pextrw_memory): Likewise.
8075 (*sse4_1_pextrd): Likewise.
8076 (*sse4_1_pextrq): Likewise.
8077 (sse2_pshufd_1): Likewise.
8078 (sse2_pshuflw_1): Likewise.
8079 (sse2_pshufhw_1): Likewise.
8080 (*sse2_storeq_rex64): Likewise.
8081 (*vec_dupv4si): Likewise.
8082 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8083 (sse2_pmovmskb): Likewise.
8084 (*sse2_maskmovdqu): Likewise.
8085 (*sse2_maskmovdqu_rex64): Likewise.
8086 (sse_ldmxcsr): Likewise.
8087 (sse_stmxcsr): Likewise.
8088 (abs<mode>2): Likewise.
8089 (sse4_1_movntdqa): Likewise.
8090 (sse4_1_phminposuw): Likewise.
8091 (sse4_1_extendv8qiv8hi2): Likewise.
8092 (*sse4_1_extendv8qiv8hi2): Likewise.
8093 (sse4_1_extendv4qiv4si2): Likewise.
8094 (*sse4_1_extendv4qiv4si2): Likewise.
8095 (sse4_1_extendv2qiv2di2): Likewise.
8096 (*sse4_1_extendv2qiv2di2): Likewise.
8097 (sse4_1_extendv4hiv4si2): Likewise.
8098 (*sse4_1_extendv4hiv4si2): Likewise.
8099 (sse4_1_extendv2hiv2di2): Likewise.
8100 (*sse4_1_extendv2hiv2di2): Likewise.
8101 (sse4_1_extendv2siv2di2): Likewise.
8102 (*sse4_1_extendv2siv2di2): Likewise.
8103 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8104 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8105 (sse4_1_zero_extendv4qiv4si2): Likewise.
8106 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8107 (sse4_1_zero_extendv2qiv2di2): Likewise.
8108 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8109 (sse4_1_zero_extendv4hiv4si2): Likewise.
8110 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8111 (sse4_1_zero_extendv2hiv2di2): Likewise.
8112 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8113 (sse4_1_zero_extendv2siv2di2): Likewise.
8114 (*sse4_1_zero_extendv2siv2di2): Likewise.
8115 (sse4_1_ptest): Likewise.
8116 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8117 (sse4_2_pcmpestri): Likewise.
8118 (sse4_2_pcmpestrm): Likewise.
8119 (sse4_2_pcmpistri): Likewise.
8120 (sse4_2_pcmpistrm): Likewise.
8122 (aeskeygenassist): Likewise.
8124 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8126 * config/i386/predicates.md (vzeroall_operation): New.
8128 * config/i386/sse.md (avx_vzeroall): New.
8129 (*avx_vzeroall): Likewise.
8131 2008-08-28 Paul Brook <paul@codesourcery.com>
8132 Mark Shinwell <shinwell@codesourcery.com>
8133 Richard Earnshaw <richard.earnshaw@arm.com>
8135 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8136 (TARGET_MIN_ANCHOR_OFFSET): New.
8137 (arm_override_options): Set correct anchor ranges for Thumb-1
8138 and Thumb-2 if required.
8139 (legitimize_pic_address): Handle case involving a TLS symbol
8140 reference with an addend.
8141 (arm_optimization_options): Enable section anchors at -O1 and
8143 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8144 * config/arm/arm-protos.h (arm_optimization_options): New.
8146 2008-08-28 Nick Clifton <nickc@redhat.com>
8148 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8149 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8152 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8153 * config/v850/v850.md (return): Remove frame size restriction.
8155 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8157 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8159 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8161 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8163 2008-08-28 Paul Brook <paul@codesourcery.com>
8165 * config/arm/vfp11.md: Update license notice.
8166 * config/arm/cortex-r4.md: Ditto.
8168 2008-08-28 Richard Guenther <rguenther@suse.de>
8170 PR tree-optimization/37207
8171 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8174 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8177 * tree.c (int_fits_type_p): Don't forget unsigned integers
8178 of type sizetype which higher end word equals -1.
8180 2008-08-28 Ira Rosen <irar@il.ibm.com>
8182 * target.h (struct vectorize): Add new target builtin.
8183 * tree-vectorizer.c (destroy_loop_vec_info): Call
8184 vect_free_slp_instance instead of vect_free_slp_node.
8185 * tree-vectorizer.h (enum slp_load_perm_type): New.
8186 (struct _slp_instance): Add new fields.
8187 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8188 (SLP_INSTANCE_LOADS): New.
8189 (vect_free_slp_tree): Remove.
8190 (vect_free_slp_instance): Declare.
8191 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8192 (vectorizable_load): Add argument.
8193 (vect_transform_slp_perm_load): New.
8194 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8196 (vect_get_place_in_interleaving_chain): New function.
8197 (vect_free_slp_tree): Make static.
8198 (vect_free_slp_instance): New function.
8199 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8200 collect the load location in the interleaving chain.
8201 (vect_supported_slp_permutation_p): New function.
8202 (vect_supported_load_permutation_p): Likewise.
8203 (vect_analyze_slp_instance): In case of loads permutation, call
8204 vect_supported_load_permutation_p to check that the permutation is
8206 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8207 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8208 (vect_create_mask_and_perm): New function.
8209 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8210 (vectorizable_load): Add an argument. Don't keep the created vectors
8211 statements in the node if permutation is required. Call
8212 vect_transform_slp_perm_load to generate the permutation.
8213 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8214 additional argument.
8215 (vect_schedule_slp_instance): In case of loads permutation, allocate
8216 vectorized statements structure for all the related SLP nodes. Call
8217 vect_transform_stmt with addditional argument.
8218 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8219 * config/spu/spu.c (spu_builtin_vec_perm): New.
8220 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8221 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8222 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8223 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8225 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8227 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8228 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8229 __gthread_cond_signal, __gthread_cond_timedwait,
8230 __gthread_cond_timedwait_recursive): New functions.
8231 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8233 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8236 2008-08-28 Richard Guenther <rguenther@suse.de>
8239 * fold-const.c (maybe_canonicalize_comparison_1): Require
8240 undefined overflow only for canonicalizing A +- CST cmp CST.
8241 Make sure to not generate new constants that are not inside
8242 their TYPE_MIN/MAX_VALUE range.
8243 (maybe_canonicalize_comparison): Remove undefined overflow
8245 (fold_binary): Remove now duplicate folding.
8247 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8249 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8250 use not updated in the last change.
8252 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8254 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8255 (IRA_COVER_CLASSES): Add FPUL_REGS.
8257 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8260 * c-common.c (conversion_warning): Check for null operands.
8262 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8265 * c-decl.c (check_for_loop_decls): Improve error message. Give
8268 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8271 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8272 (convert_for_assignment): Pass corrent OPT_W* parameter to
8273 WARN_FOR_ASSIGNMENT.
8275 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8278 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8280 2008-08-27 Paul Brook <paul@codesourcery.com>
8282 * config.gcc: Loosen checks for arm uclinux eabi targets.
8284 2008-08-27 Paul Brook <paul@codesourcery.com>
8286 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8288 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8290 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8292 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8293 the enumerators of an ENUMERAL_TYPE.
8294 * dbxout.c (dbxout_type): Ditto.
8296 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8299 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8300 (fwprop_addr): Check that the loop_father is not the outer loop.
8302 2008-08-26 Paul Brook <paul@codesourcery.com>
8304 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8305 Remove documentation entry for fmul type.
8306 Use fmuls to annotate single-precision multiplication patterns,
8307 fmuld to annotate double-precision multiplication patterns,
8308 fmacs to annotate single-precision multiply-accumulate patterns
8309 and fmacd to annotate double-precision multiply-accumulate patterns.
8310 * config/arm/vfp11.md: Update reservations accordingly.
8311 * config/arm/arm.md: Note that certain values of the "type"
8312 attribute are documented in vfp.md.
8313 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8314 (v10_cvt): Use new fmul types.
8316 2008-08-26 Paul Brook <paul@codesourcery.com>
8318 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8319 * config/arm/vfp11.md: ...here. New.
8320 * config/arm/arm.md: Include vfp11.md.
8322 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8324 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8325 parameter to inform call.
8327 2008-08-26 Jeff Law <law@redhat.com>
8329 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8330 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8331 preferred class when copying a constant into a partial word register.
8333 2008-08-26 Ben Elliston <bje@au.ibm.com>
8335 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8336 * cp/typeck.c: Likewise.
8337 * cp/tree.c: Likewise.
8338 * gimple-low.c: Likewise.
8341 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8343 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8344 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8346 * doc/passes.texi: Describe IRA.
8348 * doc/tm.texi (IRA_COVER_CLASSES,
8349 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8351 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8352 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8353 -fira-propagate-cost, -fno-ira-share-save-slots,
8354 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8356 * flags.h (ira_algorithm): New enumeration.
8357 (flag_ira_algorithm, flag_ira_verbose): New external variable
8360 * postreload.c (gate_handle_postreload): Don't do post reload
8361 optimizations unless the reload is completed.
8363 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8366 * tree-pass.h (pass_ira): New external variable declaration.
8368 * reload.h: Add 2008 to the Copyright.
8370 * cfgloopanal.c: Include params.h.
8371 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8374 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8376 * toplev.c (ira.h): New include.
8377 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8378 (backend_init_target): Call ira_init.
8379 (backend_init): Call ira_init_once.
8380 (finalize): Call finish_ira_once.
8382 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8383 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8386 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8387 may_move_out_cost): New external variable declarations.
8388 (move_table): New typedef.
8390 * caller-save.c: Include headers output.h and ira.h.
8391 (no_caller_save_reg_set): New global variable.
8392 (save_slots_num, save_slots): New variables.
8393 (reg_save_code, reg_restore_code, add_stored_regs): Add
8395 (init_caller_save): Set up no_caller_save_reg_set.
8396 (init_save_areas): Reset save_slots_num.
8397 (saved_hard_reg): New structure.
8398 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8399 (initiate_saved_hard_regs, new_saved_hard_reg,
8400 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8402 (setup_save_areas): Add code for sharing stack slots.
8403 (all_blocks): New variable.
8404 (save_call_clobbered_regs): Process pseudo-register too.
8405 (mark_set_regs): Process pseudo-register too.
8406 (insert_one_insn): Put the insn after bb note in a empty basic
8407 block. Add insn check.
8409 * global.c (eliminable_regset): Make it external.
8410 (mark_elimination): Use DF_LR_IN for IRA.
8411 (pseudo_for_reload_consideration_p): New.
8412 (build_insn_chain): Make it external. Don't ignore spilled
8413 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8414 (gate_handle_global_alloc): New function.
8415 (pass_global_alloc): Add the gate function.
8417 * opts.c (decode_options): Set up flag_ira. Print the warning for
8419 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8421 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8423 * regmove.c (regmove_optimize): Don't do replacement of output for
8426 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8427 New external variable declarations.
8429 * local-alloc.c (update_equiv_regs): Make it external. Return
8430 true if jump label rebuilding should be done. Rescan new_insn for
8432 (gate_handle_local_alloc): New function.
8433 (pass_local_alloc): Add the gate function.
8435 * alias.c (value_addr_p, stack_addr_p): New functions.
8436 (nonoverlapping_memrefs_p): Use them for IRA.
8438 * common.opt (fira, fira-algorithm, fira-coalesce,
8439 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8440 fira-verbose): New options.
8442 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8443 move_cost, may_move_in_cost, may_move_out_cost): Make the
8445 (move_table): Remove typedef.
8446 (init_move_cost): Make it external.
8447 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8450 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8451 setup_reg_classes): New function prototypes.
8452 (eliminable_regset): New external variable declaration.
8453 (build_insn_chain, update_equiv_regs): New function prototypes.
8455 * Makefile.in (IRA_INT_H): New definition.
8456 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8457 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8458 (reload1.o, toplev.o): Add dependence on ira.h.
8459 (cfgloopanal.o): Add PARAMS_H.
8460 (caller-save.o): Add dependence on output.h and ira.h.
8461 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8462 ira-emit.o, ira-lives.o): New entries.
8464 * passes.c (pass_ira): New pass.
8466 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8468 * reload1.c (ira.h): Include the header.
8469 (changed_allocation_pseudos): New bitmap.
8470 (init_reload): Initiate the bitmap.
8471 (compute_use_by_pseudos): Permits spilled registers in FROM.
8472 (temp_pseudo_reg_arr): New variable.
8473 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8474 IRA. Call alter_reg with the additional parameter. Don't clear
8475 spilled_pseudos for IRA. Restore original insn chain for IRA.
8476 Clear changed_allocation_pseudos at the end of reload.
8477 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8478 (hard_regno_to_pseudo_regno): New variable.
8479 (count_pseudo): Check spilled pseudos. Set up
8480 hard_regno_to_pseudo_regno.
8481 (count_spilled_pseudo): Check spilled pseudos. Update
8482 hard_regno_to_pseudo_regno.
8483 (find_reg): Use better_spill_reload_regno_p. Check
8484 hard_regno_to_pseudo_regno.
8485 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8487 (eliminate_regs_1): Use additional parameter for alter_reg.
8488 (finish_spills): Set up pseudo_previous_regs only for spilled
8489 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8490 more arguments. Don't clear live_throughout and dead_or_set for
8491 spilled pseudos. Use additional parameter for alter_reg. Call
8492 mark_allocation_change. Set up changed_allocation_pseudos.
8493 Remove sanity check.
8494 (emit_input_reload_insns, delete_output_reload): Use additional
8495 parameter for alter_reg. Call mark_allocation_change.
8496 (substitute, gen_reload_chain_without_interm_reg_p): New
8498 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8500 * testsuite/gcc.dg/20080410-1.c: New file.
8502 * config/s390/s390.h (IRA_COVER_CLASSES,
8503 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8505 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8507 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8509 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8511 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8513 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8515 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8517 2008-08-24 Jeff Law <law@redhat.com>
8518 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8519 when ignoring unavailable registers.
8521 2008-08-24 Jeff Law <law@redhat.com>
8522 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8523 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8524 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8525 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8527 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8528 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8530 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8531 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8532 * reload1.c (find_reg): Process registers in register allocation order.
8534 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8535 * toplev.c (backend_init_target): Move ira_init call from
8537 (lang_dependent_init_target): ...to here.
8539 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8540 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8541 calculate memory move costs for NO_REGS.
8543 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8544 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8545 STACK_REGS is defined.
8547 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8548 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8550 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8551 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8553 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8554 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8555 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8558 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8559 Dorit Nuzman <dorit@il.ibm.com>
8561 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8562 vec_extract_evenv4sf, vec_extract_evenv8hi,
8563 vec_extract_evenv16qi, vec_extract_oddv4si,
8564 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8565 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8566 vec_interleave_highv4si, vec_interleave_lowv4si,
8567 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8568 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8569 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8571 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8574 * config/rs6000/rs6000.c (optimization_options): Don't default to
8575 section anchors without toplevel reorder.
8577 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8579 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8580 (mfc_end_critical_section): Likewise.
8582 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8584 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8585 all type qualifiers from element type to vector type.
8587 2008-08-25 David Daney <ddaney@avtrex.com>
8589 * config/mips/mips.md (immediate_insn): Move up in file, fix
8590 comment typo, reformat.
8591 (fetchop_bit, atomic_hiqi_op memory_barrier,
8592 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8593 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8594 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8595 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8596 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8597 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8598 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8599 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8600 sync_old_nand<mode>, sync_new_nand<mode>,
8601 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8602 test_and_set_12): Moved to sync.md.
8604 * config/mips/sync.md: New file.
8606 2008-08-25 Richard Henderson <rth@redhat.com>
8608 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8609 (regsave): Likewise.
8610 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8611 (output_cfi_directive): Likewise.
8612 (div_data_align): New.
8613 (output_cfi): Use it.
8615 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8617 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8618 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8619 (TARGET_OCTEON): New macro.
8620 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8621 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8622 (ISA_HAS_POP): New macro.
8623 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8625 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8627 * config/mips/mips.md (cpu): Add octeon.
8628 (type): Add pop attribute value.
8629 (popcount<mode>2): New pattern.
8630 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8632 2008-08-24 Jan Hubicka <jh@suse.cz>
8634 * doc/invoke.texi (-fipa-cp-clone): New option.
8635 (-fipa-cp): Update docs.
8636 (--param ipcp-unit-growth):New.
8637 * ipa-cp.c: Include fibheap.h, params.h
8638 (ipcp_initialize_node_lattices): When not cloning, all externally
8639 visible functions are bottom.
8640 (ipcp_need_redirect_p): Accept clones.
8641 (ipcp_insert_stage): Use cost driven heuristics.
8642 (max_count, dead_nodes): New static vars.
8643 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8644 ipcp_const_param_count): New functions.
8645 * common.opt (ipa-cp-clone): New command line option.
8646 * params.def (ipcp-unit-growth): New.
8648 2008-08-24 Jan Hubicka <jh@suse.cz>
8650 * tree-inline.c (tree_function_versioning): Look harder
8651 for referenced vars.
8653 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8655 PR tree-optimization/37185
8656 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8658 2008-08-23 Jan Hubicka <jh@suse.cz>
8660 * ipa-cp.c (ipcp_analyze_node): New function.
8661 (ipcp_update_cloned_node): Use it.
8662 (ipcp_init_stage): Likewise.
8663 * ipa-inline.c (function_insertion_hook_holder): New static var.
8664 (analyze_function): Break out from ....
8665 (inline_generate_summary): Here; register insertion hook.
8666 (cgraph_decide_inlining): Remove hook.
8667 (add_new_function): New function.
8669 2008-08-23 Jan Hubicka <jh@suse.cz>
8671 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8673 2008-08-23 Jan Hubicka <jh@suse.cz>
8675 * ipa-cp.c (constant_val_insert): Remove.
8676 (ipcp_propagate_one_const): Remove.
8677 (ipcp_create_replace_map): Always insert replacements to the map.
8678 (ipcp_insert_stage): Do not try to insert statements by hand.
8679 * tree-inline.c (insert_init_stmt): Break out from ...
8680 (setup_one_parameter): ... here; allow NULL BB pointer.
8681 (tree_function_versioning): Use setup_one_parameter to process
8684 2008-08-23 Jan Hubicka <jh@suse.cz>
8686 * tree.c (decl_address_ip_invariant_p): New function.
8687 * tree.h (decl_address_ip_invariant_p): Declare.
8688 * gimple.c (strip_invariant_refs): Break out from ...
8689 (is_gimple_invariant_address): ... here
8690 (is_gimple_ip_invariant_address): New function.
8691 (is_gimple_ip_invariant): New function.
8692 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8695 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8696 (ipcp_lat_is_insertable): All constants are insertable.
8697 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8698 IPA_CONST_VALUE_REF.
8699 (ipcp_initialize_node_lattices): Propagate all types of operands.
8700 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8701 (ipcp_create_replace_map): Reformat.
8702 (ipcp_need_redirect_p): Simplify.
8703 (ipcp_insert_stage): Check that argument is used before clonning.
8704 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8706 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8707 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8708 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8709 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8710 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8711 * tree-inline.c (tree_function_versioning): Add variables referenced
8714 2008-08-23 Jan Hubicka <jh@suse.cz>
8717 * i386.c (standard_80387_constant_p): Use optimize_size.
8719 2008-08-23 Ira Rosen <irar@il.ibm.com>
8721 PR tree-optimization/37161
8722 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8723 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8724 (vect_determine_vectorization_factor): Move the scalar type
8725 retrieval to vect_get_smallest_scalar_type.
8726 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8727 scalar type. Remove redundant computation.
8728 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8729 (vect_get_slp_defs): Take the type of RHS into account if
8730 necessary by calling vect_get_smallest_scalar_type. Call
8731 vect_get_constant_vectors with additional argument.
8733 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8736 * doc/invoke.texi (Wwrite-strings): Clarify description.
8738 2008-08-23 Ira Rosen <irar@il.ibm.com>
8740 PR tree-optimization/37174
8741 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8742 def stmt is a part of the loop before accessing its stmt_vec_info.
8744 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8747 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8748 (*swap): New insn pattern.
8749 (*ashlqi3): Rename from ashlqi3 insn pattern.
8750 (ashlqi3): New expanders.
8751 (*lshrqi3): Rename from lshrqi3 insn pattern.
8752 (lshrqi3): New expanders.
8753 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8754 lshrqi3_const5, lshrqi3_const6): New splitters.
8755 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8756 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8759 2008-08-22 Richard Guenther <rguenther@suse.de>
8761 PR tree-optimization/37078
8762 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8763 [+INF, +INF] ranges.
8765 2008-08-22 Richard Guenther <rguenther@suse.de>
8767 PR tree-optimization/37143
8768 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8769 a conversion statement instead of a copy.
8771 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8774 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8775 CCCmode, CCOmode and CCSmode destination modes.
8778 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8779 from different units in a single alternative.
8780 (*vec_extractv2sf_1): Ditto.
8781 (*vec_extractv2si_0): Ditto.
8782 (*vec_extractv2si_1): Ditto.
8783 * config/i386/sse.md (sse2_storehpd): Ditto.
8784 (sse2_storelpd): Ditto.
8785 (sse2_loadhpd): Ditto.
8786 (sse2_loadlpd): Ditto.
8789 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8790 (popcountsi2): Ditto.
8791 (clzdi2_abm): Ditto.
8792 (popcountdi2): Ditto.
8793 (clzhi2_abm): Ditto.
8794 (popcounthi2): Ditto.
8796 2008-08-22 Richard Guenther <rguenther@suse.de>
8800 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8801 if the multiplication does not overflow.
8803 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8805 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8807 2008-08-21 Richard Henderson <rth@redhat.com>
8809 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8810 spurrious comma from test.
8811 * configure: Rebuild.
8813 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8816 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8819 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8821 * c-tree.h (grokfield): New argument.
8822 * c-decl.c (grokfield): Handle new location argument.
8823 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8825 2008-08-21 Richard Guenther <rguenther@suse.de>
8827 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8829 2008-08-21 Jan Hubicka <jh@suse.cz>
8831 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8832 (cgraph_add_function_insertion_hook,
8833 cgraph_remove_function_insertion_hook,
8834 cgraph_call_function_insertion_hooks): New functions.
8835 * cgraph.h (cgraph_add_function_insertion_hook,
8836 cgraph_remove_function_insertion_hook,
8837 cgraph_call_function_insertion_hooks): Declare.
8838 * ipa-reference.c (function_insertion_hook_holder): New variable.
8839 (check_operand, look_for_address_of): When checking late, do not care
8840 about module bitmaps.
8841 (add_new_function): New function.
8842 (generate_summary): Register hooks; zero module bitmaps.
8843 (propagate): Unregister hooks.
8844 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8845 (add_new_function): New function.
8846 (generate_summary): Register hook.
8847 (propagate): Remove hook.
8849 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8851 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8852 * ipa-cp.c (ipcp_update_cloned_node): New function.
8853 (build_const_val): Handle functions correctly; bring type logic
8854 into sync with tree-inline.c
8855 (ipcp_init_stage): Take care of computing stuff needed by
8856 indirect inlining; update clones.
8857 (ipcp_generate_summary): Break out of ipcp_driver.
8858 (ipcp_driver): Do only execution and transformation.
8859 (pass_ipa_cp): Make IPA_PASS.
8860 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8862 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8863 ipcp, some info is already available.
8864 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8865 * tree-inline.c (remap_ssa_name): Unshare expression.
8867 2008-08-21 Richard Guenther <rguenther@suse.de>
8869 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8870 a PHI ask VN if it is already available.
8871 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8872 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8874 2008-08-21 Richard Guenther <rguenther@suse.de>
8877 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8878 makes sure to produce a result of the correct type.
8880 2008-08-21 Jan Hubicka <jh@suse.cz>
8881 Backport from LTO branch:
8883 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8884 Jan Hubicka <jh@suse.cz>
8887 (init_state, finish_state, set_function_state, generate_summary):
8889 (scan_stmt): Renamed from scan_function. Changed to keep state in
8890 local static vars rather than cgraph aux field.
8891 (propagate): Renamed from static_execute. Changed to keep state in
8892 local static vars rather than cgraph aux field.
8893 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8894 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8896 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8898 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8899 * ipa-reference.c (init_function_info, generate_summary,
8900 propagate): New functions.
8901 (analyze_function): Call init_function_info.
8902 (static_execute): Stripped into generate_summary and propagate.
8903 (pass_ipa_reference): Made into ipa_opt_pass.
8905 2008-08-21 Richard Guenther <rguenther@suse.de>
8907 PR tree-optimization/37181
8908 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8910 (extract_range_from_unary_expr): Likewise.
8912 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8914 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8916 * toplev.h (pedwarn_at): Likewise.
8917 * builtins.c: Update all calls to pedwarn.
8918 * c-lex.c: Likewise.
8919 * toplev.c: Likewise.
8920 * c-tree.h: Likewise.
8921 * c-decl.c: Likewise.
8922 * c-errors.c: Likewise.
8923 * c-typeck.c: Likewise.
8924 * c-common.c: Likewise.
8925 * c-parser.c: Likewise.
8927 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8930 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8931 with MODE_VECTOR_INT mode.
8933 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8936 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8937 initialized outside the current module.
8938 (warn_uninitialized_var): Ignore left-hand side when walking the
8939 trees. Ignore address expressions. Examine VUSE operands in gimple
8940 statements with a variable declaration on the right-hand side.
8942 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8945 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8947 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8950 * c-common.c (conversion_warning): Do not warn if applying bit-and
8951 operator to unsigned constant that fits in the target type.
8953 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8956 * c-common.c (conversion_warning): Do not warn for artificial
8959 2008-08-20 Richard Guenther <rguenther@suse.de>
8961 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8962 (extract_range_from_binary_expr): Fall back to constant propagation.
8963 (extract_range_from_unary_expr): Likewise.
8965 2008-08-20 Richard Guenther <rguenther@suse.de>
8967 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8968 with TREE_THIS_VOLATILE on shared nodes.
8969 (fold_stmt_r): Likewise.
8971 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8974 * c-parser.c (c_parser_attributes): For keywords use canonical
8975 spelling for attr_name.
8977 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8979 * value-prof.c (check_counter): Revert wrong call to error.
8981 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8983 * profile.c: Update calls to inform.
8984 * value-prof.c: Update calls to inform.
8986 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8988 * diagnostic.c (inform): Add an explicit location_t parameter.
8989 * toplev.h (inform): Update declaration.
8990 * builtins.c: Update all calls to inform.
8991 * c-common.c: Likewise.
8992 * c-decl.c: Likewise.
8993 * c-opts.c: Likewise.
8994 * c-pch.c: Likewise.
8995 * c-pragma.c: Likewise.
8996 * c-typeck.c: Likewise.
8997 * coverage.c: Likewise.
8999 * toplev.c: Likewise.
9000 * tree-cfg.c: Likewise.
9001 * tree-ssa.c: Likewise.
9003 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9006 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9007 V2DI mode, for SSE4.1, use movq instead of vector set if the
9008 second element is zero and inter-unit moves are OK.
9010 2008-08-20 Richard Guenther <rguenther@suse.de>
9012 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9013 properly handle conversion/copy chains after tuplification.
9015 2008-08-20 Richard Guenther <rguenther@suse.de>
9017 * passes.c (init_optimization_passes): Move the second
9018 forwprop pass before alias computation. Remove the second
9019 DCE pass. Remove the first dominator and phi copy/const
9022 2008-08-20 Nick Clifton <nickc@redhat.com>
9024 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9025 support of this feature. Do not assume that a sufficiently new
9026 assembler will support the feature regardless of the target type.
9027 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9028 * configure: Regenerate.
9030 2008-08-20 Richard Guenther <rguenther@suse.de>
9032 * tree-vrp.c (found_in_subgraph): Remove.
9033 (live): New global static.
9034 (live_on_edge): New function.
9035 (blocks_visited): Remove.
9036 (register_edge_assert_for_2): Use live_on_edge.
9037 (find_conditional_asserts): Remove code dealing with
9038 found_in_subgraph. Do not walk the CFG.
9039 (find_switch_asserts): Likewise.
9040 (find_assert_locations_1): Renamed from find_assert_locations.
9041 Move finding assert locations for conditional and switch
9042 statements first. Update live bitmap. Do not walk the CFG.
9043 (find_assert_locations): New function.
9044 (insert_range_assertions): Remove entry of CFG walk.
9045 Adjust call to find_assert_locations.
9046 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9047 that only can appear because of fake exit edges but assert we
9048 never try to insert on those.
9049 (fini_pre): Do not remove fake exit edges here...
9050 (execute_pre): ...but here, before committing edge inserts.
9052 2008-08-19 Richard Guenther <rguenther@suse.de>
9054 * passes.c (init_optimization_passes): Exchange store-ccp
9057 2008-08-19 Rafael Espíndola <espindola@google.com>
9059 * varasm.c (weak_decls): Move earlier in the file.
9060 (assemble_external): Add weak decls to the weak_decls list.
9061 (declare_weak): Don't add decls to the weak_decls list.
9063 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9066 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9067 before (sse2_shufpd_<mode>).
9069 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9072 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9073 * tree.c (block_nonartificial_location): Likewise.
9075 2008-08-19 Richard Guenther <rguenther@suse.de>
9077 PR tree-optimization/35972
9078 PR tree-optimization/23094
9079 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9081 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9082 handle MISALIGNED_INDIRECT_REF.
9083 (get_ref_from_reference_ops): New helper.
9084 (vn_reference_lookup_pieces): Walk the use-def chain using the
9085 alias-oracle if requested.
9086 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9087 walking the use-def chain.
9088 (compute_avail): But not here.
9089 (create_component_ref_by_pieces_1): Properly handle
9090 MISALIGNED_INDIRECT_REF.
9091 (do_regular_insertion): Handle fully redundant
9092 expressions after PHI-translation also for SSA_NAME values, not
9093 only constants. Correctly use edoubleprime for that.
9095 2008-08-19 Ira Rosen <irar@il.ibm.com>
9097 * tree-vectorizer.c (supportable_widening_operation): Support
9098 multi-step conversion, return the number of steps in such conversion
9099 and the required intermediate types.
9100 (supportable_narrowing_operation): Likewise.
9101 * tree-vectorizer.h (vect_pow2): New function.
9102 (supportable_widening_operation): Change argument types.
9103 (supportable_narrowing_operation): Likewise.
9104 (vectorizable_type_promotion): Add an argument.
9105 (vectorizable_type_demotion): Likewise.
9106 * tree-vect-analyze.c (vect_analyze_operations): Call
9107 vectorizable_type_promotion and vectorizable_type_demotion with
9108 additional argument.
9109 (vect_get_and_check_slp_defs): Detect patterns.
9110 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9112 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9113 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9114 factor according to the smallest type in the loop.
9115 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9116 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9117 supportable_widening_operation with correct arguments.
9118 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9119 operands lists according to the number of vector statements in left
9120 or right node, if exists.
9121 (vect_gen_widened_results_half): Remove unused argument.
9122 (vectorizable_conversion): Call supportable_widening_operation,
9123 supportable_narrowing_operation, and vect_gen_widened_results_half
9124 with correct arguments.
9125 (vectorizable_assignment): Change documentation, support multiple
9127 (vectorizable_operation): Likewise.
9128 (vect_get_loop_based_defs): New function.
9129 (vect_create_vectorized_demotion_stmts): Likewise.
9130 (vectorizable_type_demotion): Support loop-aware SLP and general
9131 multi-step conversion. Call vect_get_loop_based_defs and
9132 vect_create_vectorized_demotion_stmts for transformation.
9133 (vect_create_vectorized_promotion_stmts): New function.
9134 (vectorizable_type_promotion): Support loop-aware SLP and general
9135 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9137 (vectorizable_store): Change documentation, support multiple
9139 (vectorizable_load): Likewise.
9140 (vect_transform_stmt): Pass SLP_NODE to
9141 vectorizable_type_promotion and vectorizable_type_demotion.
9142 (vect_schedule_slp_instance): Move here the calculation of number
9143 of vectorized statements for each node from...
9144 (vect_schedule_slp): ... here.
9145 (vect_transform_loop): Call vect_schedule_slp without the last
9148 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9151 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9152 to == in assert statement.
9153 (vectorizable_reduction): Fix typo.
9155 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9158 * value-prof.c (check_counter): Dereference pointer to overall
9159 count when printing it.
9161 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9163 * profile.h: Really add it.
9165 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9167 * mcf.c: Really add it.
9169 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9170 Vinodha Ramasamy <vinodha@google.com>
9172 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9174 * value-prof.c (check_counter): Fix the counter if
9175 flag_profile_correction is true.
9176 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9177 tree_mod_subtract_transform):
9178 Follow check_counter parameter change.
9179 * common.opt (fprofile-correction): New option.
9181 * profile.h: Likewise.
9182 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9183 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9184 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9186 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9187 flag_profile_correction is set.
9189 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9191 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9193 2008-08-18 Tomas Bily <tbily@suse.cz>
9195 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9196 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9198 * tree-data-ref.c (split_constant_offset_1): Likewise.
9199 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9200 * tree-sra.c (sra_walk_expr): Likewise.
9201 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9202 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9203 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9204 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9206 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9207 * tree-vect-transform.c (vectorizable_type_demotion)
9208 (vectorizable_type_promotion): Likewise.
9209 * tree-inline.c (expand_call_inline):
9210 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9211 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9212 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9213 * expr.c (expand_expr_real_1): Likewise.
9214 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9215 (gimple_assign_unary_useless_conversion_p): Likewise.
9216 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9217 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9218 * fold-const.c (fold_unary): Likewise.
9219 * tree.h (CONVERT_EXPR_P): Likewise.
9220 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9221 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9223 (register_edge_assert_for_2, extract_range_from_unary_expr)
9224 (register_edge_assert_for_1): Likewise.
9226 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9228 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9229 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9230 (enum real_value_const): Delete.
9231 (get_real_const): Delete.
9232 * real.c (get_real_const): Delete.
9233 (dconst_e_ptr): Define.
9234 (dconst_third_ptr): Define.
9235 (dconst_sqrt2_ptr): Define.
9236 * builtins.c: Update all callers.
9238 2008-08-18 Richard Guenther <rguenther@suse.de>
9240 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9241 statement iterator after statement removal.
9243 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9245 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9246 (detect_processor_freebsd): Likewise.
9247 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9249 2008-08-18 Richard Guenther <rguenther@suse.de>
9251 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9252 and loads have the correct types.
9254 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9257 * c-opts.c (cpp_opts): Remove static.
9258 * c-parser.c (cpp_opts): Declare it extern.
9259 (disable_extension_diagnostics): Handle cpp options.
9260 (enable_extension_diagnostics): Likewise.
9262 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9264 * diagnostics.c (permerror_at): Rename as permerror.
9265 (permerror): Delete.
9266 * toplev.h: Likewise.
9268 2008-08-18 Richard Guenther <rguenther@suse.de>
9270 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9271 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9272 Move call_cdce before build_alias. Move copyrename2,
9273 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9274 right after final inlining.
9275 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9276 (pass_build_cfg): But instead via TODO_dump_func.
9278 2008-08-18 Richard Guenther <rguenther@suse.de>
9280 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9282 (scalarize_init): If we failed to generate some initializers
9283 do not generate zeros for not instantiated members. Instead
9284 rely on the copy out.
9285 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9286 about missing flow-sensitive alias info only if we have
9289 2008-08-17 Nick Clifton <nickc@redhat.com>
9291 * doc/extend.texi (Function Attributes): Fix typo in description
9292 if hot function attribute.
9294 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9295 Richard Sandiford <rdsandiford@googlemail.com>
9297 * doc/install.texi (--with-mips-plt): Document.
9298 * doc/invoke.texi (-mplt, -mno-plt): Document.
9299 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9300 and handle ${with_mips_plt}.
9301 * config/mips/mips.opt (mplt): New option.
9302 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9303 (TARGET_ABICALLS_PIC2): Likewise.
9304 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9305 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9306 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9307 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9308 to decide whether to output ".option picX" directives.
9309 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9310 Pass -call_nonpic rather than -KPIC for -mplt.
9311 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9312 on the command line. Also remove it when -mabi=64 is used without
9314 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9315 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9316 TARGET_ABICALLS_PIC0.
9317 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9319 (mips16_build_function_stub): Only output ".option pic" directives
9320 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9321 (mips16_build_call_stub): Fix comment and remove redundant
9322 ".set at"/"set .noat" directives.
9323 (mips_function_rodata_section): Use the default behaviour for
9324 TARGET_ABSOLUTE_ABICALLS.
9325 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9326 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9327 (mips_restore_gp): Do nothing if the current function doesn't use
9329 (mips_expand_prologue): Only save $gp if the current function uses it.
9330 Use a normal move for TARGET_ABICALLS_PIC0.
9331 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9333 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9335 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9336 of function when handling GLOBAL_POINTER_REGNUM.
9338 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9341 * common.opt (-fstack-check): Do not declare the variable here.
9342 (-fstack-check=): New option variant.
9343 * doc/invoke.texi (Code Gen Options): Document it.
9344 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9345 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9346 (STACK_CHECK_STATIC_BUILTIN): New macro.
9347 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9348 * opts.c: Include expr.h.
9349 (common_handle_option) <OPT_fold_stack_check_>: New case.
9350 <OPT_fstack_check>: Likewise.
9351 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9352 consistently in the test for variable-sized types. Adjust for
9353 new behaviour of flag_stack_check.
9354 * explow.c: Include except.h.
9355 (allocate_dynamic_stack_space): Do not take into account
9356 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9357 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9358 for variable-sized parameters. Treat all parameters whose size is
9359 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9360 stack checking is enabled.
9361 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9362 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9363 if generic stack checking is enabled.
9364 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9365 * reload1.c (reload): Likewise.
9366 * stmt.c (expand_decl): Assert that all automatic variables have
9367 fixed size at this point and remove dead code.
9368 * flags.h (stack_check_type): New enumeration type.
9369 (flag_stack_check): Declare.
9370 * toplev.c (flag_stack_check): New global variable.
9371 * Makefile.in (opts.o): Add dependency on EXPR_H.
9372 (explow.o): Add dependency on except.h.
9374 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9376 * config/avr/avr.c (avr_override_options): Reduce value of
9377 PARAM_INLINE_CALL_COST.
9379 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9381 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9382 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9383 lieu of TYPE_MODE (type) throughout.
9385 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9387 * config/arm/arm.c (add_minipool_backward_ref): Check for
9388 8-byte-aligned entries in second case of forcing insertion after a
9389 particular entry. Change third case to avoid inserting
9390 non-8-byte-aligned entries before 8-byte-aligned ones.
9392 2008-08-15 Richard Guenther <rguenther@suse.de>
9394 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9395 strip components for unknown size accesses.
9397 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9399 * config/s390/2097.md New file.
9400 * config/s390/s390.md ("z10prop" attribute): Define none,
9401 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9402 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9403 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9404 possible values and apply them to insns as appropriate.
9405 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9406 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9407 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9408 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9409 ("bfp" mode attribute): Removed. Every occurence replaced
9411 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9412 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9415 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9418 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9421 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9423 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9424 additional argument. Support reduction when duplication is needed due
9425 to data-types of different sizes in the loop.
9426 (get_initial_def_for_induction): Fix printout.
9427 (vect_get_vec_def_for_stmt_copy): Support case where the
9428 vec_stmt_for_operand is a phi node.
9429 (vectorizable_reduction): Support reduction when duplication is needed
9430 due to data-types of different sizes in the loop.
9431 (vectorizable_call): Remove restriction to not vectorize in case we
9432 have data-types of different sizes in the loop.
9433 (vectorizable_conversion): Likewise.
9434 (vectorizable_operation): Likewise.
9435 (vectorizable_type_demotion): Likewise.
9436 (vectorizable_type_promotion): Likewise.
9437 (vectorizable_induction): Add restriction to not vectorize in case
9438 we have data-types of different sizes in the loop.
9440 2008-08-14 Christophe Saout <christophe@saout.de>
9441 Uros Bizjak <ubizjak@gmail.com>
9444 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9445 (*vec_concatv2di_rex64_sse4_1): Ditto.
9446 (*vec_concatv2di_rex64_sse): Ditto.
9448 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9451 * fold-const.c (fold_widened_comparison): Do not allow
9452 sign changes that change the result even if shorter type
9453 is wider than arg1_unw's type.
9455 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9457 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9458 Skip if the multilib testing specifies -march that does not
9459 agree with the one specified in the testcase.
9461 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9463 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9464 zero extend SImode values being converted to TFmode before passing
9467 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9469 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9470 __PPU__ when targeting the Cell/B.E. PPU processor.
9472 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9474 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9475 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9476 Rematerialize the static chain, if any.
9477 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9480 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9482 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9483 (new_loc_descr): Likewise.
9484 (add_loc_descr): Likewise.
9485 (size_of_loc_descr): Likewise.
9486 (size_of_locs): Likewise.
9487 (output_loc_operands): Likewise.
9488 (output_loc_sequence): Likewise.
9489 (new_reg_loc_descr): New.
9490 (build_cfa_loc): Use it.
9491 (build_cfa_aligned_loc): Likewise.
9492 (one_reg_loc_descriptor): Likewise.
9493 (based_loc_descr): Likewise.
9495 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9498 * doc/invoke.texi (Wmain): Update.
9499 * c-decl.c (start_decl): warn_main is only 0 or 1.
9500 (start_function): Likewise. Fix formatting.
9501 (finish_function): Delete redundant warning.
9502 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9503 * c-opts (c_common_handle_option): -Wall only has effect if
9504 warn_main is uninitialized. OPT_Wmain is automatically
9505 handled. -pedantic also enables Wmain.
9506 (c_common_post_options): Handle all logic for Wmain here.
9507 * c-common.c (warn_main): Delete.
9508 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9509 * c-common.h (warn_main): Delete.
9511 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9514 * expr.c (emit_group_store): Allocate stack temp with the
9515 largest alignment when copying from register to stack.
9517 2008-08-13 Richard Guenther <rguenther@suse.de>
9519 * tree.h (maybe_fold_offset_to_address): Declare.
9520 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9521 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9522 Likewise for POINTER_PLUS_EXPR.
9523 (maybe_fold_offset_to_reference): Enable disabled code.
9524 (maybe_fold_offset_to_address): New function.
9525 (fold_stmt_r): Use it.
9526 (fold_gimple_assign): Likewise.
9527 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9528 (gimplify_expr): Likewise.
9530 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9532 * toplev.h (pedwarn_at): Fix declaration.
9534 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9536 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9537 LINK_SPEC): Use %R in -Y P argument.
9539 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9542 * diagnostic.c (pedwarn_at): New.
9543 * toplev.h (pedwarn_at): Declare.
9544 * c-tree.h (build_enumerator): Update declaration.
9545 * c-decl.c (finish_enum): Update comment.
9546 (build_enumerator): Take a location parameter. Give a pedwarn but do
9547 not perform any conversion.
9548 * c-parser.c (c_parser_enum_specifier): Set correct location for
9551 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9554 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9555 expressions except for conversions to signed:1 bitfields. Handle
9556 COND_EXPR with constant operands.
9558 2008-08-13 Richard Guenther <rguenther@suse.de>
9560 PR tree-optimization/15255
9561 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9562 (struct oecount_s): New struct and VEC types.
9564 (oecount_hash): New function.
9565 (oecount_eq): Likewise.
9566 (oecount_cmp): Likewise.
9567 (zero_one_operation): New function.
9568 (build_and_add_sum): Likewise.
9569 (undistribute_ops_list): Perform un-distribution of multiplication
9570 and division on the chain of summands.
9571 (should_break_up_subtract): Also break up subtracts for factors.
9572 (reassociate_bb): Delete dead visited statements.
9573 Call undistribute_ops_list. Re-sort and optimize if it did something.
9574 * passes.c (init_optimization_passes): Move DSE before
9576 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9579 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9581 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9583 * doc/invoke.texi: Revert unintended checkin.
9585 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9588 * gcc.c (include_spec_function): Tweak call to find_a_file.
9590 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9593 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9594 and TRUTH_ORIF_EXPR.
9595 * dojump.c (do_jump): Likewise.
9597 PR tree-optimization/37084
9598 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9599 if id->regimplify, don't assume stmt is a cast assignment.
9601 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9603 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9605 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9608 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9611 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9613 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9614 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9616 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9617 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9618 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9619 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9620 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9622 * doc/tm.texi (Storage Layout): Remove documentation for
9623 TARGET_FLOAT_FORMAT.
9625 * simplify-rtx.c (simplify_binary_operation_1): Replace
9626 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9628 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9630 * real.h (struct real_format): New member has_sign_dependent_rounding.
9631 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9632 spu_single_format, ieee_double_format, mips_double_format,
9633 motorola_double_format, ieee_extended_motorola_format,
9634 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9635 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9636 mips_extended_format, ieee_quad_format, mips_quad_format,
9637 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9638 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9640 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9641 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9642 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9643 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9644 (ROUND_TOWARDS_ZERO): Likewise.
9646 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9647 (FLOAT_MODE_FORMAT): New macro.
9648 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9649 (MODE_COMPOSITE_P): ... this new macro.
9650 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9651 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9652 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9654 * flags.h: Include "real.h".
9656 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9657 REAL_MODE_FORMAT_COMPOSITE_P.
9658 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9660 * doc/tm.texi (Storage Layout): Remove documentation of
9661 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9662 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9663 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9664 they only apply to libgcc2.a.
9666 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9668 * config/spu/float_disf.c: New file.
9669 * config/spu/float_unsdisf.c: New file.
9670 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9671 (LIB2FUNCS_EXCLUDE): Define.
9673 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9674 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9676 * real.h (struct real_format): New member round_towards_zero.
9677 * real.c (round_for_format): Respect fmt->round_towards_zero.
9678 (ieee_single_format, mips_single_format, motorola_single_format,
9679 spu_single_format, ieee_double_format, mips_double_format,
9680 motorola_double_format, ieee_extended_motorola_format,
9681 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9682 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9683 mips_extended_format, ieee_quad_format, mips_quad_format,
9684 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9685 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9687 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9688 real_format to choose rounding mode when calling MPFR functions.
9689 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9690 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9692 * real.h (real_to_decimal_for_mode): Add prototype.
9693 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9694 Respect target rounding mode when generating decimal representation.
9695 (real_to_decimal): New stub for backwards compatibility.
9696 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9697 real_to_decimal_for_mode instead of real_to_decimal.
9699 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9701 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9702 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9704 * real.c (spu_single_format): New variable.
9705 * real.h (spu_single_format): Declare.
9707 * config/spu/spu.c (spu_override_options): Install SFmode format.
9708 (spu_split_immediate): Use integer mode to operate on pieces of
9709 floating-point values in all cases.
9711 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9712 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9713 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9715 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9717 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9719 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9721 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9723 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9726 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9727 on the VAR_DECL instead of TYPE_READONLY on its type.
9729 2008-08-12 Ira Rosen <irar@il.ibm.com>
9731 * tree-vectorizer.c: Depend on langhooks.h.
9732 (supportable_widening_operation): Add two arguments. Support double
9734 (supportable_narrowing_operation): Likewise.
9735 * tree-vectorizer.h (supportable_widening_operation): Add two
9737 (supportable_narrowing_operation): Likewise.
9738 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9739 supportable_widening_operation with correct arguments.
9740 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9741 (vectorizable_type_demotion): Support double type conversions.
9742 (vectorizable_type_promotion): Likewise.
9743 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9745 2008-08-11 Michael Matz <matz@suse.de>
9747 * i386/i386.c (override_options): Move initialisation from
9748 flag_schedule_insns_after_reload to here from ...
9749 (optimization_options): ... here.
9751 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9753 PR rtl-optimization/36998
9754 * dwarf2out.c (compute_barrier_args_size_1,
9755 compute_barrier_args_size): Temporarily remove assertions.
9757 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9760 * tree-ssa.c (struct walk_data): Add new flag
9761 warn_possibly_uninitialized.
9762 (warn_uninitialized_var): Use it.
9763 (warn_uninitialized_vars): New.
9764 (execute_early_warn_uninitialized): Call it.
9765 (execute_late_warn_uninitialized): Likewise.
9767 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9770 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9773 2008-08-09 Jan Hubicka <jh@suse.cz>
9776 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9778 (expand_fix): Be prepared for expansion to fail.
9779 (expand_sfix_optab): Remove instructions if expansion failed.
9781 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9783 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9785 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9786 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9788 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9790 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9791 mips/t-libgcc-mips16 to tmake_file.
9792 * config/mips/mips-protos.h (mips_call_type): New enum.
9793 (mips_pic_base_register, mips_got_load): Declare.
9794 (mips_restore_gp): Take an rtx argument.
9795 (mips_use_pic_fn_addr_reg_p): Declare.
9796 (mips_expand_call): Replace the sibcall_p argument with
9797 a mips_call_type argument. Add a lazy_p parameter.
9798 (mips_split_call): Declare.
9799 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9800 (MIPS16_PIC_TEMP): Likewise.
9801 (reg_class): Delete M16_NA_REGS.
9802 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9803 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9804 (mips_split_hi_p): Declare.
9805 * config/mips/mips.c (mips_split_hi_p): New array.
9806 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9807 (mips_got_symbol_type_p): New function.
9808 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9809 (mips16_stub_function_p): New function.
9810 (mips16_local_function_p): Likewise.
9811 (mips_use_pic_fn_addr_reg_p): Likewise.
9812 (mips_cannot_force_const_mem): Return false for HIGHs.
9813 Extend CONST_INT and symbolic handling to MIPS16, using
9814 mips_symbol_insns to check that the base symbol type is a
9815 legitimate constant. Reject GOT-based constants if
9816 TARGET_MIPS16_PCREL_LOADS.
9817 (mips_const_insns): Check targetm.cannot_force_const_mem when
9818 decomposing a symbolic base and a large offset.
9819 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9820 When calling a function that needs $25 from MIPS16 code,
9821 move the target address into $25 separately and add a USE
9823 (mips16_gp_pseudo_reg): Insert the initializer immediately
9824 before the first real insn.
9825 (mips_pic_base_register, mips_got_load): New functions.
9826 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9827 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9828 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9829 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9830 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9831 also passing NULL_RTX rather than const0_rtx as the aux argument.
9832 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9833 instead of TARGET_EXPLICIT_RELOCS.
9834 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9835 (mips_load_call_address): Replace the sibcall_p argument with
9836 a mips_call_type argument. Use mips_got_load.
9837 (mips16_local_alias): New structure.
9838 (mips16_local_aliases): New variable.
9839 (mips16_local_aliases_hash): New function.
9840 (mips16_local_aliases_eq): Likewise.
9841 (mips16_local_alias): Likewise.
9842 (mips16_stub_function): Likewise.
9843 (mips16_build_function_stub): Create a local alias for the target
9844 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9845 .cpload directive and an R_MIPS_NONE relocation for the target
9846 function, then load the alias rather than the function itself.
9847 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9848 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9849 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9850 (mips16_build_call_stub): Replace the FN parameter with an
9851 FN_PTR parameter. Force the address into a register if it
9852 isn't a call_insn_operand; don't rely on the caller to do this.
9853 If a call to a locally-defined and locally-binding MIPS16
9854 function must be made indirectly, redirect the call to the
9855 function's local alias. Use mips16_stub_function_p,
9856 mips16_stub_function, mips_expand_call and use_reg.
9857 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9858 Use explicit %hi and %lo accesses where possible.
9859 Use MIPS_CALL to generate the correct code form of a
9860 jal instruction. Add clobbers of $18 instead of uses.
9861 Update the call to mips_emit_call_insn.
9862 (mips_expand_call): Replace the SIBCALL_P argument with a
9863 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9864 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9865 allowing it to modify the call address. Update the calls to
9866 mips_load_call_address and mips_emit_call_insn.
9867 (mips_split_call): New function.
9868 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9869 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9870 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9871 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9872 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9874 (mips_cprestore_slot): New function.
9875 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9876 and use mips_cprestore_slot.
9877 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9879 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9880 then use a copygp_mips16 instruction to set up $28.
9881 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9882 (mips16_lay_out_constants): Call split_all_insns_noflow.
9883 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9884 false if TARGET_MIPS16.
9885 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9886 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9887 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9888 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9889 MIPS16 code. Allow MIPS16 o32 PIC.
9890 (mips_override_options): Allow MIPS16 o32 PIC.
9891 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9892 after reload if TARGET_USE_GOT.
9893 (UNSPEC_COPYGP): New constant.
9894 (length): Use a default length of 8 for MIPS16 GOT loads.
9895 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9896 (*got_page<mode>): Check mips_split_hi_p.
9897 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9898 (unspec_got<mode>, unspec_call<mode>): New expanders.
9899 (load_got<mode>, load_call<mode>): Remove the length attributes.
9900 Use a got attribute instead of a type attribute.
9901 (copygp_mips16): New insn.
9902 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9903 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9904 (sibcall, sibcall_value, call, call_value): Update the calls
9905 to mips_expand_call.
9906 (call_internal, call_value_internal): Use mips_split_call.
9907 (call_value_multiple_internal): Likewise.
9908 (call_split): Move after call_internal (the insn it is split from).
9909 (call_internal_direct, call_value_internal_direct): Turn into
9910 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9911 (call_direct_split, call_value_direct_split): New patterns.
9912 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9913 and use M16_REGS instead of M16_NA_REGS.
9914 * config/mips/predicates.md (const_call_insn_operand): Replace
9915 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9916 mips_use_pic_fn_addr_reg_p check.
9917 (move_operand): Reject HIGHs if mips_split_hi_p.
9918 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9919 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9920 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9921 * config/mips/libgcc-mips16.ver: New file.
9922 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9923 $(srcdir)/config/mips/libgcc-mips16.ver.
9925 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9927 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9929 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9930 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9931 (mips16_cfun_returns_in_fpr_p): Likewise.
9933 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9935 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9936 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9937 rather than 4 to PC.
9939 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9941 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9942 (FUNCTION_PROFILER): Save the static chain pointer into $2
9943 beforehand and restore it aftewards.
9944 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9945 address directly into $25 and call the function through $25;
9946 do not clobber $3. Pad the DImode version to cover the space
9947 left by the deleted $25 <- $3 move.
9948 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9949 the removal of the $25 <- $3 move.
9950 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9951 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9953 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9954 Daniel Jacobowitz <dan@codesourcery.com>
9956 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9957 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9958 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9959 * config/mips/mips.c (mips_start_function_definition): New function.
9960 (mips_end_function_definition): Likewise.
9961 (mips_output_function_prologue): Use mips_start_function_definition.
9962 (mips_output_function_epilogue): Use mips_end_function_definition.
9963 (build_mips16_function_stub): Use mips_start_function_definition
9964 and mips_end_function_definition.
9965 (build_mips16_call_stub): Likewise.
9967 2008-08-09 Richard Guenther <rguenther@suse.de>
9969 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9970 * gimple.h (gimple_call_fn): Adjust comment.
9971 (gimple_call_set_fndecl): New function.
9972 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9973 longer having bare FUNCTION_DECL operand.
9974 (gimple_call_return_type): Likewise.
9975 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9977 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9978 (gimple_mod_pow2): Likewise.
9979 (gimple_mod_subtract): Likewise.
9980 (gimple_ic): Likewise.
9981 (gimple_stringop_fixed_value): Likewise.
9982 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9983 longer having bare FUNCTION_DECL operand.
9984 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9985 * omp-low.c (optimize_omp_library_calls): Likewise.
9986 * cgraphunit.c (update_call_expr): Likewise.
9987 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9988 (execute_convert_to_rsqrt): Likewise.
9989 * cfgexpand.c (gimple_to_tree): Simplify.
9990 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9991 bare FUNCTION_DECL operand.
9992 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9993 (convert_gimple_call): Use gimple_call_fndecl.
9994 * c-common.c (c_warn_unused_result): Likewise.
9996 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9999 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10000 (c_finish_return): Likewise.
10001 (c_start_case): Likewise.
10002 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10003 * c-parser.c (c_parser_condition): New. Call
10004 verify_sequence_points.
10005 (c_parser_paren_condition): Call c_parser_condition.
10006 (c_parser_for_statement): Call c_parser_condition.
10008 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10011 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10012 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10013 Moved from diagnostic.h
10014 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10016 (emit_diagnostic): New.
10017 (warning0, pedwarn0): Delete.
10018 (warning, warning_at, pedwarn, permerror): Return bool.
10019 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10020 Moved to diagnostic.c.
10021 (struct diagnostic_context): Use correct type for
10022 classify_diagnostic.
10023 (diagnostic_report_diagnostic): Update declaration.
10024 (emit_diagnostic): Declare.
10025 * errors.c (warning): Return bool.
10026 * errors.h (warning): Update declaration.
10027 * toplev.h (warning0, pedwarn0): Delete.
10028 (warning, warning_at, pedwarn, permerror): Return bool.
10029 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10030 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10031 inform. Update all calls.
10032 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10033 before giving informative note.
10034 (implicit_decl_warning): Likewise.
10035 * c-typeck.c (build_function_call): Likewise.
10036 * tree-sssa.c (warn_uninit): Likewise.
10037 * builtins.c (gimplify_va_arg_expr): Likewise.
10039 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10042 * doc/invoke.texi (-Wextra): Move warning from here...
10043 (-Wuninitialized): ... to here.
10045 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10048 * flags.h (set_Wunused): Delete
10049 * toplev.c (process_options): Handle Wunused flags here.
10050 * opts.c (maybe_warn_unused_parameter): Delete.
10051 (common_handle_option): Replace set_Wunused by warn_unused.
10052 (set_Wextra): Do not handle Wunused-parameter here.
10053 (set_Wunused): Delete.
10054 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10056 * common.opt (Wunused): Add Var and Init.
10057 (Wunused-function): Likewise.
10058 (Wunused-label): Likewise.
10059 (Wunused-parameter): Likewise.
10060 (Wunused-value): Likewise.
10061 (Wunused-variable): Likewise.
10063 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10065 * doc/invoke.texi: Add cpu_type power7.
10066 * config.in (HAVE_AS_VSX): New.
10067 * config.gcc: Add cpu_type power7.
10068 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10070 * configure: Regenerate.
10071 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10073 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10074 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10075 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10077 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10079 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10080 type to vectorize.builtin_conversion.
10081 (vectorizable_conversion): Likewise.
10082 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10083 integral type as input.
10084 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10086 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10087 and ALTIVEC_BUILTIN_VCTSXS.
10088 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10091 2008-08-08 Richard Guenther <rguenther@suse.de>
10093 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10094 (surely_varying_stmt_p): Calls are varying only if they are
10095 non-builtin and not indirect or have no result.
10096 (ccp_fold): Re-instantiate code before the tuples merge.
10098 2008-08-08 Richard Guenther <rguenther@suse.de>
10100 PR tree-optimization/37056
10101 * gimple.h (gimple_assign_rhs_class): New helper function.
10102 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10103 unary operations properly.
10105 2008-08-07 Jan Hubicka <jh@suse.cz>
10107 * i386.h (ix86_size_cost): Declare.
10108 (ix86_cur_cost): New function macro.
10109 * i386.md (peepholes expanding size and splitters): Predicate by
10110 optimize_insn_for_speed_p.
10111 (peepholes reduce size and splitters): Predicate by
10112 optimize_insn_for_size_p.
10113 * i386.c (ix86_size_cost): Rename from ...
10114 (size_cost): This one.
10115 (override_options): Update.
10116 (decide_alg): Likewise.
10117 (ix86_expand_clear): Use RTL profile.
10118 (ix86_pad_returns): Use RTL profile.
10120 2008-08-07 Jan Hubicka <jh@suse.cz>
10122 * recog.c (split_all_insns): Set RTL profile
10123 (peephole2_optimize): Likewise.
10124 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10125 * combine.c (combine_instructions): Likewise.
10127 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10129 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10131 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10133 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10134 value in a6 after the set_frame_ptr insn.
10136 2008-08-07 Richard Henderson <rth@redhat.com>
10139 * gcc.c (cpp_options): Pass along -g*.
10141 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10143 * config/arm/arm.c (output_move_neon): Update comment describing
10144 big-endian vector layout.
10145 (arm_assemble_integer): Do not handle big-endian NEON vectors
10147 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10148 neon_vget_lane<mode>_sext_internal,
10149 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10150 element indices for big-endian.
10152 2008-08-07 Richard Henderson <rth@redhat.com>
10154 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10155 * configure, config.in: Rebuild.
10156 * debug.h (dwarf2out_do_cfi_asm): Declare.
10157 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10158 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10159 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10160 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10162 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10164 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10165 movv2si_internal): Combine into mov<mode>_internal.
10166 (movv2si_internal_2): Remove.
10168 2008-08-07 Jan Hubicka <jh@suse.cz>
10171 * i386.md (single stringop patterns): Enable unconditionally.
10173 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10176 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10178 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10179 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10181 * config/i386/sse.md (sse2_movq128): New.
10183 * doc/extend.texi: Document __builtin_ia32_movq128.
10185 2008-08-07 Richard Guenther <rguenther@suse.de>
10187 PR middle-end/37042
10188 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10189 pointers can access anything.
10191 2008-08-06 Jan Hubicka <jh@suse.cz>
10193 * optabs.c (emit_unop_insn): Break out to ...
10194 (maybe_emit_unop_insn): ... this one.
10195 (expand_sfix_optab): Use maybe variant.
10196 * optabs.h (maybe_emit_unop_insn): Declare.
10198 * i386.md (mov0 patterns): Enable by default.
10199 (FP conversion expanders): Disable expansion of code expanding
10200 sequences when instruction should be optimized for size.
10201 (single strinop patterns): Enable when optimizing for size.
10202 (string expanders): Disable expanding of code expanding sequences
10203 when optimizning instruction for size.
10204 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10206 (ix86_fp_comparison_sahf_cost): Likewise.
10207 (ix86_expand_branch): Likewise.
10208 (ix86_expand_ashl_const): Likewise.
10209 (ix86_split_ashl): Likewise.
10210 (ix86_expand_strlen): Likewise.
10211 (ix86_emit_fp_unordered_jump): Likewie.
10213 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10215 * c-common.c: Fix typo.
10216 (c_common_reswords): Activate more C++ keyword warnings.
10218 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10220 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10223 * diagnostic.c (permerror_at): New.
10224 * toplev.h (permerror_at): Declare.
10226 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10227 Ira Rosen <irar@il.ibm.com>
10229 * tree-vect-transform.c (vect_model_simple_cost): Return
10230 immediately if stmt is pure SLP.
10231 (vect_model_store_cost): Ditto.
10232 (vect_model_load_cost): Ditto.
10233 (vectorizable_store): Remove PURE_SLP check before call
10234 to vect_model_store_cost.
10235 (vect_model_store_cost): When checking whether stmt describe
10236 strided access, add a check that it is not slp_node.
10238 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10241 * c-common.c (warn_for_sign_compare): New. Handle separately the
10242 case that 'constant' is zero.
10243 * c-typeck.c (build_binary_op): Move code to c-common.c
10245 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10247 * config/alpha/alpha.c (alpha_preferred_reload_class,
10248 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10249 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10250 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10251 * config/arm/arm.md: Likewise.
10252 * config/avr/avr-protos.h (preferred_reload_class,
10253 test_hard_reg_class, avr_simplify_comparison_p,
10254 out_shift_with_cnt, class_max_nregs): Likewise.
10255 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10256 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10257 preferred_reload_class, test_hard_reg_class): Likewise.
10258 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10259 bfin_memory_move_cost, bfin_secondary_reload,
10260 bfin_output_mi_thunk): Likewise.
10261 * config/crx/crx.c (crx_secondary_reload_class,
10262 crx_memory_move_cost): Likewise.
10263 * config/frv/frv-protos.h (frv_secondary_reload_class,
10264 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10265 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10266 frv_secondary_reload_class, frv_class_likely_spilled_p,
10267 frv_class_max_nregs): Likewise.
10268 * config/h8300/h8300.c (h8300_classify_operand,
10269 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10271 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10272 * config/ia64/ia64.c (ia64_preferred_reload_class,
10273 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10274 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10275 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10277 * config/m68hc11/m68hc11.c (preferred_reload_class,
10278 m68hc11_memory_move_cost): Likewise.
10279 * config/mcore/mcore.c (mcore_secondary_reload_class,
10280 mcore_reload_class): Likewise.
10281 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10282 mips_class_max_nregs, mips_cannot_change_mode_class,
10283 mips_preferred_reload_class, mips_secondary_reload_class,
10284 mips_output_mi_thunk): Likewise.
10285 * config/mmix/mmix.c (mmix_preferred_reload_class,
10286 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10288 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10290 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10291 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10292 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10293 * config/rs6000/rs6000.c (paired_expand_vector_init,
10294 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10295 compare_section_name, rs6000_memory_move_cost): Likewise.
10296 * config/s390/s390.c (s390_emit_compare_and_swap,
10297 s390_preferred_reload_class, s390_secondary_reload,
10298 legitimize_pic_address, legitimize_tls_address,
10299 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10300 s390_class_max_nregs): Likewise.
10301 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10302 * config/s390/s390.md: Likewise.
10303 * config/score/score-protos.h (score_secondary_reload_class,
10304 score_preferred_reload_class): Likewise.
10305 * config/score/score.c (score_preferred_reload_class,
10306 score_secondary_reload_class): Likewise.
10307 * config/score/score3.c (score3_output_mi_thunk,
10308 score3_preferred_reload_class, score3_secondary_reload_class,
10309 score3_hard_regno_mode_ok): Likewise.
10310 * config/score/score3.h (score3_preferred_reload_class,
10311 score3_secondary_reload_class): Likewise.
10312 * config/score/score7.c (score7_output_mi_thunk,
10313 score7_preferred_reload_class, score7_secondary_reload_class,
10314 score7_hard_regno_mode_ok): Likewise.
10315 * config/score/score7.h (score7_preferred_reload_class,
10316 score7_secondary_reload_class): Likewise.
10317 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10318 output_branchy_insn, add_constant, gen_block_redirect,
10319 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10320 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10321 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10322 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10323 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10324 xstormy16_preferred_reload_class): Likewise.
10325 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10326 xtensa_expand_atomic, override_options,
10327 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10329 * reorg.c (try_merge_delay_insns): Likewise.
10330 * tree.c (merge_dllimport_decl_attributes): Likewise.
10332 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10334 2008-08-06 Michael Matz <matz@suse.de>
10336 * Makefile.in (write_entries_to_file): Quote words.
10337 * gengtype.c: (read_input_line): Skip over leading white-space.
10339 2008-08-06 Marc Gauthier <marc@tensilica.com>
10341 * config.gcc: Match more processor names for Xtensa.
10342 * configure.ac: Likewise.
10343 * doc/install.texi (Specific): Likewise.
10344 * configure: Regenerate.
10346 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10348 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10349 * calls.c (avoid_likely_spilled_reg): Likewise.
10350 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10351 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10352 * config/i386/i386.c (ix86_expand_special_args_builtin,
10353 ix86_secondary_reload): Likewise.
10354 * except.c (struct eh_region, gen_eh_region_catch,
10355 remove_unreachable_regions, duplicate_eh_regions,
10356 assign_filter_values, build_post_landing_pads,
10357 sjlj_find_directly_reachable_regions, remove_eh_handler,
10358 reachable_next_level, foreach_reachable_handler,
10359 can_throw_internal_1, can_throw_external_1,
10360 collect_one_action_chain): Likewise.
10361 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10362 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10363 * function.c (update_temp_slot_address, instantiate_new_reg,
10364 instantiate_virtual_regs_in_rtx,
10365 instantiate_virtual_regs_in_insn): Likewise.
10366 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10367 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10368 gimplify_cleanup_point_expr): Likewise.
10369 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10370 * passes.c (next_pass_1): Likewise.
10371 * print-tree.c (print_node_brief, print_node): Likewise.
10372 * profile.c (branch_prob): Likewise.
10373 * tree-dump.c (dump_register): Likewise.
10374 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10376 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10377 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10378 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10379 copy_arguments_for_versioning, copy_static_chain): Likewise.
10380 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10381 add_new_name_mapping, register_new_name_mapping): Likewise.
10382 * tree-mudflap.c (mf_xform_derefs): Likewise.
10383 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10384 get_init_expr, combine_chains): Likewise.
10385 * tree-pretty-print.c (dump_generic_node): Likewise.
10386 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10387 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10388 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10389 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10391 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10393 PR middle-end/37010
10394 * calls.c (expand_call): Use the biggest preferred stack
10397 2008-08-06 Michael Matz <matz@suse.de>
10400 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10401 for reused reload, instead of overwriting them.
10403 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10405 PR middle-end/37009
10406 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10407 for incoming stack boundary.
10409 * function.c (assign_parm_find_entry_rtl): Update
10410 parm_stack_boundary.
10412 * function.h (rtl_data): Add parm_stack_boundary.
10414 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10415 parm_stack_boundary for incoming stack boundary.
10417 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10419 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10420 for unrepresentable subregs or treat them as equal to other regs
10421 or subregs with the same register number.
10423 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10425 PR middle-end/35432
10426 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10429 2008-08-06 Jan Hubicka <jh@suse.cz>
10431 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10432 frequencies might be hot.
10434 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10436 * reload.c (find_reloads): Force constants into literal pool
10437 also if they are wrapped in a SUBREG.
10439 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10442 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10443 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10444 Don't allow predicated instructions for data speculation.
10445 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10448 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10450 * haifa-sched.c (extend_global): Split to extend_global_data and
10451 extend_region_data. Update all uses.
10452 (extend_all): Rename to extend_block_data.
10454 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10456 * sched-rgn.c (new_ready): Check if instruction can be
10457 speculatively scheduled before attempting speculation.
10458 (debug_rgn_dependencies): Remove wrongful assert.
10460 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10462 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10464 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10466 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10467 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10468 va_size, and type_size.
10470 2008-08-04 Jason Merrill <jason@redhat.com>
10473 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10474 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10476 2008-08-05 Richard Henderson <rth@redhat.com>
10478 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10479 * configure: Rebuild.
10481 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10484 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10485 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10488 2008-08-05 Richard Henderson <rth@redhat.com>
10490 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10491 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10492 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10493 * common.opt (fdwarf2-cfi-asm): New.
10494 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10495 * config.in, configure: Rebuild.
10496 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10497 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10499 (dw2_force_const_mem): Externalize.
10500 * dwarf2asm.h: Update.
10501 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10502 generate a real label.
10503 (output_cfi_directive): New.
10504 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10505 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10506 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10508 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10509 (output_loc_operands_raw, output_loc_sequence_raw): New.
10510 (output_cfa_loc_raw): New.
10512 2008-08-05 Paul Brook <paul@codesourcery.com>
10514 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10515 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10516 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10517 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10518 * config/arm/arm.h (TARGET_VFPD32): Define.
10519 (TARGET_VFP3): Use TARGET_VFPD32.
10520 (fputype): Add FPUTYPE_VFP3D16.
10521 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10522 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10523 * config/arm/arm-cores.def: Add cortex-r4f.
10524 * config/arm/arm-tune.md: Regenerate.
10526 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10528 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10529 Reword some comments throughout the file.
10531 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10532 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10533 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10534 MFC_MIN_DMA_LIST_ELEMENTS.
10535 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10536 MFC_MAX_DMA_LIST_ELEMENTS.
10538 (MFC_START_ENABLE): Remove PPU-only define.
10539 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10540 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10542 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10543 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10544 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10545 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10546 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10547 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10548 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10550 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10551 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10552 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10553 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10555 (spu_read_machine_status): Fix typo.
10557 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10559 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10560 SUBREG of multi-word hard register.
10561 * config/spu/spu.c (valid_subreg): Likewise.
10562 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10564 2008-08-04 Richard Guenther <rguenther@suse.de>
10566 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10567 the candidate with the stripped base if that base is different
10568 from the original base even for offset zero.
10570 2008-08-04 Richard Guenther <rguenther@suse.de>
10572 PR middle-end/36691
10573 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10574 check for no_overflow.
10576 2008-08-04 Richard Guenther <rguenther@suse.de>
10578 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10580 2008-08-04 Paul Brook <paul@codesourcery.com>
10582 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10583 (arm_order_regs_for_local_alloc): New function.
10584 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10586 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10588 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10591 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10592 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10593 (ix86_expand_epilogue): Likewise.
10595 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10597 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10600 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10602 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10603 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10604 (*movv2sf_internal_rex64): Ditto.
10606 2008-08-03 Jan Hubicka <jh@suse.cz>
10608 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10609 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10610 * expmed.c (expand_smod_pow2): Likewise.
10612 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10615 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10616 alternative 0 of operand 1.
10617 (*vec_concatv2di_rex64_sse): Ditto.
10618 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10620 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10621 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10622 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10623 (*movv2sf_internal_rex64): Ditto.
10625 2008-08-02 Richard Guenther <rguenther@suse.de>
10628 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10629 (ssedoublesizemode): New mode attribute.
10630 (sse_shufps): Call gen_sse_shufps_v4sf.
10631 (sse_shufps_1): Macroize.
10632 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10633 (sse2_shufpd_1): Macroize.
10634 (vec_extract_odd, vec_extract_even): New expanders.
10635 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10636 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10637 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10638 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10639 (ix86_expand_vector_set): Likewise.
10640 (ix86_expand_reduc_v4sf): Likewise.
10642 2008-08-01 Doug Kwan <dougkwan@google.com>
10644 * matrix-reorg.c: Re-enable all code.
10645 (struct malloc_call_data): Change CALL_STMT to gimple type.
10646 (collect_data_for_malloc_call): Tuplify.
10647 (struct access_site_info): Change STMT to gimple type.
10648 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10649 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10650 (struct free_info): Change STMT to gimple type.
10651 (struct matrix_access_phi_node): Change PHI to gimple type.
10652 (get_inner_of_cast_expr): Remove.
10653 (may_flatten_matrices_1): Tuplify.
10654 (may_flatten_matrices): Ditto.
10655 (mark_min_matrix_escape_level): Ditto.
10656 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10657 (ssa_accessed_in_call_rhs): New
10658 (ssa_accessed_in_assign_rhs): New
10659 (record_access_alloc_site_info): Tuplify.
10660 (add_allocation_site): Ditto.
10661 (analyze_matrix_allocation_site): Ditto.
10662 (analyze_transpose): Ditto.
10663 (get_index_from_offset): Ditto.
10664 (update_type_size): Ditto.
10665 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10666 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10667 (analyze_accesses_for_phi_node): Tuplify.
10668 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10669 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10670 (analyze_matrix_accesses): Tuplify.
10671 (check_var_data): New call-back type for check_var_notmodified_p.
10672 (check_var_notmodified_p): Tuplify and use call-back struct to
10673 return statement found.
10674 (can_calculate_expr_before_stmt): Factor out statement related code
10676 (can_calculate_stmt_before_stmt): New.
10677 (check_allocation_function): Tuplify.
10678 (find_sites_in_func): Ditto.
10679 (record_all_accesses_in_func): Ditto.
10680 (transform_access_sites): Ditto.
10681 (transform_allocation_sites): Ditto.
10682 (matrix_reorg): Re-enable.
10683 (gate_matrix_reorg): Re-enable.
10685 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10687 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10688 for labels for which it hasn't been set yet. If it has been set,
10689 stop walking insns and continue with next worklist item.
10690 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10691 if the only BARRIER is at the very end of a function.
10693 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10695 * cfgexpand.c (expand_stack_alignment): Assert that
10696 stack_realign_drap and drap_rtx must match.
10698 * function.c (instantiate_new_reg): If DRAP is used to realign
10699 stack, replace virtual_incoming_args_rtx with internal arg
10702 2008-08-01 Richard Guenther <rguenther@suse.de>
10704 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10705 loop information only if we initialized it.
10706 (execute_pre): Call fini_pre with in_fre.
10707 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10708 if we do not unroll because we hit max-completely-peeled-insns.
10709 Use our estimation for consistency, do allow shrinking.
10711 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10713 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10714 with MIN_STACK_BOUNDARY.
10715 (ix86_update_stack_boundary): Likewise.
10716 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10719 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10720 (MIN_STACK_BOUNDARY): This.
10722 2008-08-01 Richard Guenther <rguenther@suse.de>
10724 PR middle-end/36997
10725 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10727 2008-08-01 Richard Guenther <rguenther@suse.de>
10729 PR tree-optimization/36988
10730 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10731 do not matter if that doesn't change volatile qualification.
10733 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10735 * configure.ac: Do not generate libada-mk. Do not subst
10736 host_cc_for_libada.
10737 * libada-mk.in: Remove.
10738 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10739 * configure: Regenerate.
10741 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10743 * tree-pass.h: Added comment about not dumping passes with name
10744 starting with star in struct opt_pass.
10745 * passes.c (register_dump_files_1): Don't do dump for a pass with
10746 name starting with star.
10747 * doc/passes.texi (Pass manager): Mention pass names and special
10748 meaning of star prefix to avoid dump.
10750 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10752 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10754 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10755 (ISA_MIPS64R2): New macro.
10756 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10757 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10758 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10759 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10760 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10761 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10762 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10763 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10764 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10765 Move up to keep list alphabetically sorted.
10766 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10767 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10769 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10770 (-march=@var{arch}): Add mips64r2.
10772 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10774 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10776 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10778 * expr.c (expand_assignment): Check for complete type.
10780 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10783 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10785 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10786 for stack alignment.
10788 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10790 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10792 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10793 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10795 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10797 PR rtl-optimization/36419
10798 * dwarf2out.c (barrier_args_size): New variable.
10799 (compute_barrier_args_size, compute_barrier_args_size_1): New
10801 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10802 if not called yet in the current function, use barrier_args_size
10803 array to find the new args_size value.
10804 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10806 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10809 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10812 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10815 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10816 (dwarf2out_stack_adjust): Use it.
10817 (dwarf2out_frame_debug_expr): Likewise.
10819 2008-07-31 Richard Guenther <rguenther@suse.de>
10821 PR tree-optimization/36978
10822 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10823 the generated condition.
10825 2008-07-31 Richard Guenther <rguenther@suse.de>
10827 * passes.c (init_optimization_passes): Always call
10828 pass_early_warn_uninitialized.
10829 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10830 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10831 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10833 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10836 * builtins.c (maybe_emit_free_warning): New function.
10837 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10838 maybe_emit_free_warning for BUILT_IN_FREE.
10841 * dwarf2out.c (get_context_die): New function.
10842 (force_decl_die, force_type_die): Use it.
10843 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10844 returns NULL, force generation of DW_TAG_typedef and put that into
10847 PR preprocessor/36649
10848 * c-pch.c (c_common_read_pch): Save and restore
10849 line_table->trace_includes across PCH restore.
10851 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10854 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10856 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10859 * final.c (call_from_call_insn): Handle COND_EXEC.
10861 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10863 * builtins.c (std_gimplify_va_arg_expr): Replace
10864 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10865 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10867 2008-07-30 Joey Ye <joey.ye@intel.com>
10868 H.J. Lu <hongjiu.lu@intel.com>
10870 * builtins.c (expand_builtin_setjmp_receiver): Replace
10871 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10872 (expand_builtin_apply_args_1): Likewise.
10873 (expand_builtin_longjmp): Need DRAP for stack alignment.
10874 (expand_builtin_apply): Likewise.
10876 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10877 instead of assign_stack_local to allow alignment reduction.
10879 * calls.c (emit_call_1): Need DRAP for stack alignment if
10881 (expand_call): Replace virtual_incoming_args_rtx with
10882 crtl->args.internal_arg_pointer.
10883 * stmt.c (expand_nl_goto_receiver): Likewise.
10885 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10886 alignment and store to stack_alignment_estimated and
10887 max_used_stack_slot_alignment.
10888 (expand_one_var): Likewise.
10889 (expand_stack_alignment): New function.
10890 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10891 and stack_alignment_estimated fields in rtl_data. Call
10892 expand_stack_alignment at end.
10894 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10895 (MAX_STACK_ALIGNMENT): Likewise.
10896 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10897 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10899 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10900 stack alignment when generating virtual registers.
10902 * function.c (assign_stack_local): Renamed to ...
10903 (assign_stack_local_1): This. Add a parameter to indicate
10904 if it is OK to reduce alignment.
10905 (assign_stack_local): Use it.
10906 (instantiate_new_reg): Instantiate virtual incoming args rtx
10907 to vDRAP if stack realignment and DRAP is needed.
10908 (assign_parms): Collect parameter/return type alignment and
10909 contribute to stack_alignment_estimated.
10910 (locate_and_pad_parm): Likewise.
10911 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10912 with crtl->args.internal_arg_pointer.
10914 * function.h (rtl_data): Add new field drap_reg,
10915 max_used_stack_slot_alignment, stack_alignment_estimated,
10916 stack_realign_needed, need_drap, stack_realign_processed and
10917 stack_realign_finalized.
10918 (stack_realign_fp): New macro.
10919 (stack_realign_drap): Likewise.
10921 * global.c (compute_regsets): Frame pointer is needed when
10922 stack is realigned. Can eliminate frame pointer when stack is
10923 realigned and dynamic realigned argument pointer isn't used.
10925 * reload1.c (update_eliminables): Frame pointer is needed
10926 when stack is realigned.
10927 (init_elim_table): Can eliminate frame pointer when stack is
10928 realigned and dynamic realigned argument pointer isn't used.
10930 * rtl.h (assign_stack_local_1): Declare new funtion.
10932 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10933 (TARGET_GET_DRAP_RTX): Likewise.
10934 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10935 TARGET_GET_DRAP_RTX.
10937 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10939 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10940 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10942 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10943 H.J. Lu <hongjiu.lu@intel.com>
10945 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10946 vdrap_reg, stack_realign and drap_reg_saved.
10947 (add_cfi): Don't allow redefining CFA when DRAP is used.
10948 (reg_save): Handle stack alignment.
10949 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10950 alignment. Don't generate DWARF information for (set fp sp)
10952 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10954 (int_loc_descriptor): Move prototype forward. Also define if
10955 DWARF2_UNWIND_INFO is true.
10956 (output_cfa_loc): Handle DW_CFA_expression.
10957 (build_cfa_aligned_loc): New.
10958 (based_loc_descr): Update assert for stack realign. For local
10959 variables, use sp+offset when stack is aligned without drap and
10960 fp+offset when stack is aligned with drap. For arguments, use
10961 cfa+offset when drap is used to align stack.
10963 2008-07-30 Joey Ye <joey.ye@intel.com>
10964 H.J. Lu <hongjiu.lu@intel.com>
10966 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10968 (ix86_gen_andsp): New.
10969 (ix86_user_incoming_stack_boundary): Likewise.
10970 (ix86_default_incoming_stack_boundary): Likewise.
10971 (ix86_incoming_stack_boundary): Likewise.
10972 (ix86_can_eliminate): Likewise.
10973 (find_drap_reg): Likewise.
10974 (ix86_update_stack_boundary): Likewise.
10975 (ix86_get_drap_rtx): Likewise.
10976 (ix86_finalize_stack_realign_flags): Likewise.
10977 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10978 (TARGET_GET_DRAP_RTX): Likewise.
10979 (override_options): Overide option value for new options.
10980 (ix86_function_ok_for_sibcall): Remove check for
10981 force_align_arg_pointer.
10982 (ix86_handle_cconv_attribute): Likewise.
10983 (ix86_function_regparm): Likewise.
10984 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10985 (ix86_va_start): Replace virtual_incoming_args_rtx with
10986 crtl->args.internal_arg_pointer.
10987 (ix86_select_alt_pic_regnum): Check DRAP register.
10988 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10989 (ix86_compute_frame_layout): Compute frame layout wrt stack
10991 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10992 (ix86_expand_prologue): Decide if stack realignment is needed
10993 and generate prologue code accordingly.
10994 (ix86_expand_epilogue): Generate epilogue code wrt stack
10995 realignment is really needed or not.
10997 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10998 (ABI_STACK_BOUNDARY): Likewise.
10999 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11000 (STACK_REALIGN_DEFAULT): Likewise.
11001 (INCOMING_STACK_BOUNDARY): Likewise.
11002 (MAX_STACK_ALIGNMENT): Likewise.
11003 (ix86_incoming_stack_boundary): Likewise.
11004 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11005 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11006 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11007 (machine_function): Remove force_align_arg_pointer.
11009 * config/i386/i386.md (BX_REG): New.
11010 (R13_REG): Likewise.
11012 * config/i386/i386.opt (mforce_drap): New.
11013 (mincoming-stack-boundary): Likewise.
11014 (mstackrealign): Add Init(-1).
11016 * config/i386/i386-protos.h (ix86_can_eliminate): New
11018 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11020 * doc/extend.texi: Update force_align_arg_pointer.
11022 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11025 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11026 (INCOMING_STACK_BOUNDARY): Likewise.
11027 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11028 (TARGET_GET_DRAP_RTX): Likewise.
11030 2008-07-30 Andreas Schwab <schwab@suse.de>
11032 PR rtl-optimization/36929
11033 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11034 add_insn_before and fix argument order.
11035 (replace_inc_dec_mem): Handle NULL rtx.
11037 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11039 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11041 (arm_compute_initial_elimination_offset): Use it.
11042 (arm_compute_save_reg_mask): Include static chain save slot when
11043 calculating alignment.
11044 (arm_get_frame_offsets): Ditto.
11045 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11046 that we can use to decrement the stack when the stack decrement
11047 could be too big for an immediate value in a single insn.
11048 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11050 2008-07-30 Richard Guenther <rguenther@suse.de>
11052 PR tree-optimization/36967
11053 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11054 Release defs of statements we remove.
11056 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11058 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11059 instead of NULL_RTVEC.
11061 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11065 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11068 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11070 * final.c (call_from_call_insn): New.
11071 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11073 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11075 * configure.ac: Substitute ADA_CFLAGS.
11076 * configure: Regenerate.
11077 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11078 * Makefile.in: Remove mention of X_* variables.
11079 * config/pa/x-ada-hpux10: Remove.
11080 * config/pa/x-ada: Remove.
11082 * doc/fragments.texi: Update.
11084 2008-07-30 Olivier Hainque <hainque@adacore.com>
11086 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11087 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11088 __dso_handle explicitly here.
11090 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11093 * c-typeck.c (build_binary_op): Encapsulate code into...
11094 * c-common.c (shorten_binary_op): ...this new function.
11095 (conversion_warning): Use the new function. Handle non-negative
11096 constant in bitwise-and.
11097 * c-common.h (shorten_binary_op): Declare.
11099 2008-07-30 Olivier Hainque <hainque@adacore.com>
11101 * scan.c (make_sstring_space): Add explicit conversions of
11102 allocator's return value.
11103 * fix-header.c (recognized_function): Likewise.
11105 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11107 * doc/cpp.texi: Update to GFDL 1.2.
11108 * doc/gcc.texi: Do not list GPL as Invariant Section.
11109 * doc/gccint.texi: Likewise. Update copyright years.
11110 * doc/install.texi: Update copyright years.
11112 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11115 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11116 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11118 2008-07-29 Jan Hubicka <jh@suse.cz>
11120 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11121 (grokdeclarator): Likewise.
11122 * langhooks.c (lhd_warn_unused_global_decl): Use
11123 DECL_DECLARED_INLINE_P.
11124 * print-tree.c (print_node): Remove DECL_INLINE check.
11126 2008-07-29 Richard Guenther <rguenther@suse.de>
11128 PR tree-optimization/36945
11129 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11130 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11131 Record invariant addresses un-decomposed.
11132 (copy_reference_ops_from_call): Record reference call
11133 arguments properly. Simplify.
11134 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11135 helper split out from ...
11136 (create_component_ref_by_pieces): ... here. Simplify.
11137 Prepare for recursive invocation for call arguments.
11138 (create_expression_by_pieces): Adjust call to
11139 create_component_ref_by_pieces.
11140 (compute_avail): Process operand 2 of reference ops.
11142 2008-07-29 Richard Guenther <rguenther@suse.de>
11144 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11146 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11148 * c-format.c (check_format_types): Revert unwanted checkin.
11150 2008-07-29 Jan Hubicka <jh@suse.cz>
11152 * flags.h (flag_really_no_inline): Remove.
11153 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11154 * toplev.c (flag_really_no_inline): Remove.
11155 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11156 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11157 (cgraph_decide_inlining_incrementally): Likewise.
11158 (compute_inline_parameters): Likewise.
11159 * opts.c (decode_options): Simplify.
11160 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11161 * common.opt (finline): Initialize to 1.
11162 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11164 2008-07-29 Jan Hubicka <jh@suse.cz>
11166 * predict.c (always_optimize_for_size_p): New function.
11167 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11168 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11169 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11171 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11172 * function.c (prepare_function_start): Set default profile.
11173 * function.h (rtl_data): Add maybe_hot_insn_p.
11174 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11175 (construct_exit_block): Likewise.
11176 (tree_expand_cfg): Likewise.
11178 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11179 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11180 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11181 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11184 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11187 * c-decl.c (merge_decls): Merge USED flags.
11189 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11191 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11192 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11193 next_stack, lab_false and lab_over trees.
11195 2008-07-28 Richard Guenther <rguenther@suse.de>
11197 PR tree-optimization/36957
11198 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11199 (useless_type_conversion_p): Remove.
11200 (types_compatible_p): Remove.
11201 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11202 (useless_type_conversion_p): Declare.
11203 (types_compatible_p): Declare.
11204 (gimple_expr_type): Return the base type only if it is
11205 trivially convertible to the subtype.
11207 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11209 * configure.ac: Use the m4_do macro to concatenate the warnings into
11210 one string in ACX_PROG_CC_WARNING_OPTS,
11211 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11212 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11213 * configure: Regenerate.
11215 2008-07-28 Richard Guenther <rguenther@suse.de>
11217 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11218 (insert_fake_stores): Remove.
11219 (realify_fake_stores): Likewise.
11220 (execute_pre): Remove dead code.
11221 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11222 (find_func_aliases): Deal with it here instead.
11223 Re-enable gcc_unreachable call.
11225 2008-07-28 Richard Guenther <rguenther@suse.de>
11227 Merge from gimple-tuples-branch.
11229 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11230 * gimple.def: New file.
11231 * gsstruct.def: Likewise.
11232 * gimple-iterator.c: Likewise.
11233 * gimple-pretty-print.c: Likewise.
11234 * tree-gimple.c: Removed. Merged into ...
11235 * gimple.c: ... here. New file.
11236 * tree-gimple.h: Removed. Merged into ...
11237 * gimple.h: ... here. New file.
11239 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11240 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11241 --enable-checking=gimple flag.
11242 * config.in: Likewise.
11243 * configure: Regenerated.
11245 * tree-ssa-operands.h: Tuplified.
11246 * tree-vrp.c: Likewise.
11247 * tree-loop-linear.c: Likewise.
11248 * tree-into-ssa.c: Likewise.
11249 * tree-ssa-loop-im.c: Likewise.
11250 * tree-dump.c: Likewise.
11251 * tree-complex.c: Likewise.
11252 * cgraphbuild.c: Likewise.
11253 * tree-ssa-threadupdate.c: Likewise.
11254 * tree-ssa-loop-niter.c: Likewise.
11255 * tree-pretty-print.c: Likewise.
11256 * tracer.c: Likewise.
11257 * gengtype.c: Likewise.
11258 * tree-loop-distribution.c: Likewise.
11259 * tree-ssa-loop-unswitch.c: Likewise.
11260 * cgraph.c: Likewise.
11261 * cgraph.h: Likewise.
11262 * tree-ssa-loop-manip.c: Likewise.
11263 * value-prof.c: Likewise.
11264 * tree-ssa-loop-ch.c: Likewise.
11265 * tree-tailcall.c: Likewise.
11266 * value-prof.h: Likewise.
11267 * tree.c: Likewise.
11268 * tree.h: Likewise.
11269 * tree-pass.h: Likewise.
11270 * ipa-cp.c: Likewise.
11271 * tree-scalar-evolution.c: Likewise.
11272 * tree-scalar-evolution.h: Likewise.
11273 * target.h: Likewise.
11274 * lambda-mat.c: Likewise.
11275 * tree-phinodes.c: Likewise.
11276 * diagnostic.h: Likewise.
11277 * builtins.c: Likewise.
11278 * tree-ssa-alias-warnings.c: Likewise.
11279 * cfghooks.c: Likewise.
11280 * fold-const.c: Likewise.
11281 * cfghooks.h: Likewise.
11282 * omp-low.c: Likewise.
11283 * tree-ssa-dse.c: Likewise.
11284 * ipa-reference.c: Likewise.
11285 * tree-ssa-uncprop.c: Likewise.
11286 * toplev.c: Likewise.
11287 * tree-gimple.c: Likewise.
11288 * tree-gimple.h: Likewise.
11289 * tree-chrec.c: Likewise.
11290 * tree-chrec.h: Likewise.
11291 * tree-ssa-sccvn.c: Likewise.
11292 * tree-ssa-sccvn.h: Likewise.
11293 * cgraphunit.c: Likewise.
11294 * tree-ssa-copyrename.c: Likewise.
11295 * tree-ssa-ccp.c: Likewise.
11296 * tree-ssa-loop-ivopts.c: Likewise.
11297 * tree-nomudflap.c: Likewise.
11298 * tree-call-cdce.c: Likewise.
11299 * ipa-pure-const.c: Likewise.
11300 * c-format.c: Likewise.
11301 * tree-stdarg.c: Likewise.
11302 * tree-ssa-math-opts.c: Likewise.
11303 * tree-ssa-dom.c: Likewise.
11304 * tree-nrv.c: Likewise.
11305 * tree-ssa-propagate.c: Likewise.
11306 * ipa-utils.c: Likewise.
11307 * tree-ssa-propagate.h: Likewise.
11308 * tree-ssa-alias.c: Likewise.
11309 * gimple-low.c: Likewise.
11310 * tree-ssa-sink.c: Likewise.
11311 * ipa-inline.c: Likewise.
11312 * c-semantics.c: Likewise.
11313 * dwarf2out.c: Likewise.
11314 * expr.c: Likewise.
11315 * tree-ssa-loop-ivcanon.c: Likewise.
11316 * predict.c: Likewise.
11317 * tree-ssa-loop.c: Likewise.
11318 * tree-parloops.c: Likewise.
11319 * tree-ssa-address.c: Likewise.
11320 * tree-ssa-ifcombine.c: Likewise.
11321 * matrix-reorg.c: Likewise.
11322 * c-decl.c: Likewise.
11323 * tree-eh.c: Likewise.
11324 * c-pretty-print.c: Likewise.
11325 * lambda-trans.c: Likewise.
11326 * function.c: Likewise.
11327 * langhooks.c: Likewise.
11328 * ebitmap.h: Likewise.
11329 * tree-vectorizer.c: Likewise.
11330 * function.h: Likewise.
11331 * langhooks.h: Likewise.
11332 * tree-vectorizer.h: Likewise.
11333 * ipa-type-escape.c: Likewise.
11334 * ipa-type-escape.h: Likewise.
11335 * domwalk.c: Likewise.
11336 * tree-if-conv.c: Likewise.
11337 * profile.c: Likewise.
11338 * domwalk.h: Likewise.
11339 * tree-data-ref.c: Likewise.
11340 * tree-data-ref.h: Likewise.
11341 * tree-flow-inline.h: Likewise.
11342 * tree-affine.c: Likewise.
11343 * tree-vect-analyze.c: Likewise.
11344 * c-typeck.c: Likewise.
11345 * gimplify.c: Likewise.
11346 * coretypes.h: Likewise.
11347 * tree-ssa-phiopt.c: Likewise.
11348 * calls.c: Likewise.
11349 * tree-ssa-coalesce.c: Likewise.
11350 * tree.def: Likewise.
11351 * tree-dfa.c: Likewise.
11352 * except.c: Likewise.
11353 * except.h: Likewise.
11354 * cfgexpand.c: Likewise.
11355 * tree-cfgcleanup.c: Likewise.
11356 * tree-ssa-pre.c: Likewise.
11357 * tree-ssa-live.c: Likewise.
11358 * tree-sra.c: Likewise.
11359 * tree-ssa-live.h: Likewise.
11360 * tree-predcom.c: Likewise.
11361 * lambda.h: Likewise.
11362 * tree-mudflap.c: Likewise.
11363 * ipa-prop.c: Likewise.
11364 * print-tree.c: Likewise.
11365 * tree-ssa-copy.c: Likewise.
11366 * ipa-prop.h: Likewise.
11367 * tree-ssa-forwprop.c: Likewise.
11368 * ggc-page.c: Likewise.
11369 * c-omp.c: Likewise.
11370 * tree-ssa-dce.c: Likewise.
11371 * tree-vect-patterns.c: Likewise.
11372 * tree-ssa-ter.c: Likewise.
11373 * tree-nested.c: Likewise.
11374 * tree-ssa.c: Likewise.
11375 * lambda-code.c: Likewise.
11376 * tree-ssa-loop-prefetch.c: Likewise.
11377 * tree-inline.c: Likewise.
11378 * tree-inline.h: Likewise.
11379 * tree-iterator.c: Likewise.
11380 * tree-optimize.c: Likewise.
11381 * tree-ssa-phiprop.c: Likewise.
11382 * tree-vect-transform.c: Likewise.
11383 * tree-object-size.c: Likewise.
11384 * tree-outof-ssa.c: Likewise.
11385 * cfgloop.c: Likewise.
11386 * system.h: Likewise.
11387 * tree-profile.c: Likewise.
11388 * cfgloop.h: Likewise.
11389 * c-gimplify.c: Likewise.
11390 * c-common.c: Likewise.
11391 * tree-vect-generic.c: Likewise.
11392 * tree-flow.h: Likewise.
11393 * c-common.h: Likewise.
11394 * basic-block.h: Likewise.
11395 * tree-ssa-structalias.c: Likewise.
11396 * tree-switch-conversion.c: Likewise.
11397 * tree-ssa-structalias.h: Likewise.
11398 * tree-cfg.c: Likewise.
11399 * passes.c: Likewise.
11400 * ipa-struct-reorg.c: Likewise.
11401 * ipa-struct-reorg.h: Likewise.
11402 * tree-ssa-reassoc.c: Likewise.
11403 * cfgrtl.c: Likewise.
11404 * varpool.c: Likewise.
11405 * stmt.c: Likewise.
11406 * tree-ssanames.c: Likewise.
11407 * tree-ssa-threadedge.c: Likewise.
11408 * langhooks-def.h: Likewise.
11409 * tree-ssa-operands.c: Likewise.
11410 * config/alpha/alpha.c: Likewise.
11411 * config/frv/frv.c: Likewise.
11412 * config/s390/s390.c: Likewise.
11413 * config/m32c/m32c.c: Likewise.
11414 * config/m32c/m32c-protos.h: Likewise.
11415 * config/spu/spu.c: Likewise.
11416 * config/sparc/sparc.c: Likewise.
11417 * config/i386/i386.c: Likewise.
11418 * config/sh/sh.c: Likewise.
11419 * config/xtensa/xtensa.c: Likewise.
11420 * config/stormy16/stormy16.c: Likewise.
11421 * config/ia64/ia64.c: Likewise.
11422 * config/rs6000/rs6000.c: Likewise.
11423 * config/pa/pa.c: Likewise.
11424 * config/mips/mips.c: Likewise.
11426 2008-07-28 Simon Baldwin <simonb@google.com>
11428 * c-pragma.c (handle_pragma_message): New function.
11429 (init_pragma): Register handle_pragma_message.
11430 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11433 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11435 PR tree-optimization/35252
11436 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11437 REALPART_EXPR to be considered as same load operation.
11439 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11441 PR tree-optimization/36830
11442 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11443 (expressions_equal_p): Return false if only one operand is null.
11445 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11447 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11448 version requirements.
11450 2008-07-26 Olivier Hainque <hainque@adacore.com>
11452 * collect2.c (symkind): New enum. Symbol kinds we care about.
11453 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11454 code and head comment accordingly.
11455 (scan_prog_file): Use symkind names instead of bare integers.
11457 2008-07-25 Jan Hubicka <jh@suse.cz>
11459 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11461 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11462 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11463 * dojump.c (clear_pending_stack_adjust): Likewise.
11464 * print-tree.c (print_node): Ignore DECL_INLINE.
11465 * tree-inline.c (inlinable_function_p): Likewise.
11467 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11469 * doc/extend.texi (hot attribute): Document that the hot attribute
11470 turns on -O3 for some ports.
11471 (cold attribute): Document that the cold attribute turns on -Os
11474 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11475 reflect function specific option support.
11477 * target.h (struct target_option_hooks): Add fields to say whether
11478 the cold attribute implies -Os and the hot attribute implies -O3.
11480 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11481 By default, do not turn on -Os for cold functions.
11482 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11483 not turn on -O3 for hot functions.
11485 * c-common.c (handle_hot_attribute): Use target hook to determine
11486 if hot functions should enable -O3.
11487 (handle_cold_attribute): Use target hook to determine if cold
11488 functions should enable -Os.
11490 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11491 (override_options): Move disable scheduling to
11492 optimization_options.
11493 (optimization_options): Disable scheduling here, not
11495 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11496 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11498 * config/ia64/ia64.c (ia64_override_options): Move setting
11499 scheduling flags to ia64_optimization_options.
11500 (ia64_optimization_options): Disable scheduling options here, and
11501 not in ia64_override_options.
11502 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11503 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11505 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11508 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11510 2008-07-25 Martin Jambor <mjambor@suse.cz>
11512 PR tree-optimization/36926
11513 * ipa-prop.c (ipa_analyze_call_uses): Call
11514 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11516 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11518 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11519 movv2si_internal): Add mem = reg alternative.
11521 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11524 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11525 DEFAULT_PCC_STRUCT_RETURN to 127.
11527 2008-07-24 Jan Hubicka <jh@suse.cz>
11529 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11530 (build_cgraph_edges): Likewise.
11531 * cgraph.c (cgraph_node): Do not update assembler hash.
11532 (cgraph_remove_node): Drop non-unit-at-a-time code.
11533 * tree-pass.h (pass_O0_always_inline): Remove.
11534 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11535 * toplev.c (process_options): Flag unit-at-a-time does not imply
11536 no section anchors.
11537 * cgraphunit.c: Update comments.
11538 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11539 (cgraph_assemble_pending_functions): Remove.
11540 (cgraph_reset_node): Drop non-unit-at-a-time code.
11541 (cgraph_finalize_function): Likewise.
11542 (cgraph_analyze_function): Likewise.
11543 (cgraph_finalize_compilation_unit): Likewise.
11544 (cgraph_expand_function): Likewise.
11545 (cgraph_optimize): Likesise.
11546 (save_inline_function_body): Likewise.
11547 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11548 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11549 * ipa-inline.c: Update comments.
11550 (enum inlining_mode): remove INLINE_SPEED.
11551 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11552 (cgraph_mark_inline_edge): Likewise.
11553 (try_inline): Likewise.
11554 (cgraph_decide_inlining_incrementally): Likewise.
11555 (cgraph_gate_inlining): Remove.
11556 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11557 (cgraph_gate_early_inlining): Likewise.
11558 (gate_inline_passes): Remove.
11559 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11560 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11561 pass_O0_always_inline): Remove.
11562 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11563 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11564 * opts.c (no_unit_at_a_time_default): Remove.
11565 (decode_options): Remove flag_unit_at_a_time reset and warning.
11566 * opts.h (no_unit_at_a_time_default): Remove.
11567 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11568 early in GNU dialect.
11569 (merge_decls): Update comment; drop unit-at-a-time check.
11570 (finish_decl): Likewise.
11571 (grok_declaration): Remove flag_inline_trees code.
11572 (finish_functions): Return on function returning non-void on all
11574 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11575 * cfgexpand.c (expand_one_static_var): Remove.
11576 (expand_one_var): Remove expand_one_static_var call.
11577 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11578 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11579 and flag_unit_at_a-time compatibility checks.
11580 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11581 * tree-inline.c (flag_inline_trees): Remove.
11582 (inlinable_function_p): Don't check it.
11583 (expand_call_inline): Remove non-unit-at-a-time code.
11584 * tree-inline.h (flag_inline_trees): Remove.
11585 * tree-optimize.c (execute_early_local_optimizations): Remove
11586 unit-at-a-time checks.
11587 (tree_rest_of_compilation): Likewise.
11588 * combine.c (setup_incoming_promotions): Likewise.
11589 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11590 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11591 * passes.c (pass_inline_parameters): Update comments; remove
11592 O0_alwaysinline pass.
11593 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11594 (execute_one_pass): Likewise.
11595 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11596 (ix86_function_sseregparm): Likewise.
11597 * arm.c (arm_function_in_section_p): Likewise.
11598 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11599 * varpool.c: Update comments.
11600 (decide_is_variable_needed): Remove unit-at-a-time checks.
11601 (varpool_finalize_decl): Likewise.
11603 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11605 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11606 to 2 instead of -1.
11607 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11609 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11611 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11612 imp symbol extension.
11614 2008-07-23 Ian Lance Taylor <iant@google.com>
11616 * tree-vrp.c (infer_value_range): Ignore asm statements when
11617 looking for memory accesses for -fdelete-null-pointer-checks.
11619 2008-07-24 Ben Elliston <bje@au.ibm.com>
11621 * config/spu/spu-c.c (__vector_keyword): New variable.
11622 (vector_keyword): Likewise.
11623 (spu_categorize_keyword): New function.
11624 (spu_macro_to_expand): Likewise.
11625 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11626 compiling an ISO C dialect.
11628 2008-07-24 Ben Elliston <bje@au.ibm.com>
11630 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11631 conventional usage.
11633 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11635 * configure: Regenerate.
11636 * configure.ac: Require texinfo 4.7.
11637 * doc/install.texi: Document texinfo 4.7 requirement.
11639 2008-07-23 Martin Jambor <mjambor@suse.cz>
11641 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11642 rather than for DECL_SAVED_TREE.
11643 * ipa-prop.c: Include diagnostic.h.
11644 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11646 (ipa_detect_param_modifications): Function rewritten from scratch.
11647 (ipa_compute_jump_functions): Changed accesses to modification flags.
11648 (ipa_free_node_params_substructures): Update flags destruction.
11649 (ipa_node_duplication_hook): Update flags duplication.
11650 (ipa_print_all_params_modified): Updated flag access.
11651 * ipa-prop.h (struct ipa_param_flags): New structure.
11652 (struct ipa_node_params): New field modification_analysis_done,
11653 modified_flags changed into param_flags.
11654 (ipa_is_ith_param_modified): Changed to use new flags.
11655 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11657 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11658 ipa-cp.c and split into two functions.
11659 (ipa_print_node_jump_functions): New function.
11660 (compute_scalar_jump_functions): New function.
11661 (type_like_member_ptr_p): New function.
11662 (compute_pass_through_member_ptrs): New function.
11663 (fill_member_ptr_cst_jump_function): New function.
11664 (determine_cst_member_ptr): New function.
11665 (compute_cst_member_ptr_arguments): New function.
11666 (ipa_compute_jump_functions): Complete rewrite.
11667 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11668 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11669 (struct ipa_member_ptr_cst): New structure.
11670 (union jump_func_value): New field member_cst.
11671 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11672 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11673 jump function types.
11674 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11675 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11676 instead of ipcp_print_all_jump_functions.
11677 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11678 only for replacable scalars.
11680 * doc/invoke.texi (Optimize options): Add description of
11681 -findirect-inlining.
11682 * common.opt (flag_indirect_inlining): New flag.
11683 * opts.c (decode_options): Set flag_indirect_inlining when
11686 * ipa-inline.c: Include ipa-prop.h.
11687 (inline_indirect_intraprocedural_analysis): New function.
11688 (inline_generate_summary): Allocate parameter and argument info
11689 structures, call inline_indirect_intraprocedural_analysis on each
11690 node when doing indirect inlining and deallocate indirect inlining
11691 data structures in the end.
11692 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11693 (free_all_ipa_structures_after_iinln): New function.
11694 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11696 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11698 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11699 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11700 of computing the frequency separately.
11701 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11702 of computing the frequency separately.
11703 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11704 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11705 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11706 (ipa_get_stmt_member_ptr_load_param): New function.
11707 (ipa_is_ssa_with_stmt_def): New function.
11708 (ipa_note_param_call): New function.
11709 (ipa_analyze_call_uses): New function.
11710 (ipa_analyze_stmt_uses): New function.
11711 (ipa_analyze_params_uses): New function.
11712 (ipa_free_node_params_substructures): Also free the param_calls linked
11714 (ipa_node_duplication_hook): Also duplicate the param_calls
11716 (ipa_print_node_param_flags): New function.
11717 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11718 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11719 * ipa-prop.h (struct ipa_param_flags): New field called.
11720 (struct ipa_param_call_note): New structure.
11721 (struct ipa_node_params): New fields param_calls and
11722 uses_analysis_done.
11723 (ipa_is_ith_param_called): New function.
11724 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11725 ipa_analyze_params_uses and dump parameter flags.
11727 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11728 ipa_propagate_indirect_call_infos if performing indirect inlining,
11729 pass a new parameter new_edges to it.
11730 (add_new_edges_to_heap): New fucntion.
11731 (cgraph_decide_inlining_of_small_functions): New vector
11732 new_indirect_edges for newly found indirect edges , call
11733 ipa_propagate_indirect_call_infos after inlining.
11734 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11735 inlining if performing indirect inlining. Call
11736 free_all_ipa_structures_after_iinln when doing so too.
11737 (inline_generate_summary): Do not call
11738 free_all_ipa_structures_after_iinln here.
11739 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11740 (print_edge_addition_message): New function.
11741 (update_call_notes_after_inlining): New function.
11742 (propagate_info_to_inlined_callees): New function.
11743 (ipa_propagate_indirect_call_infos): New function.
11744 * ipa-prop.h: Include cgraph.h
11745 (struct ipa_param_call_note): Fields reordered, new field processed.
11746 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11747 flag indirect_call.
11748 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11749 rediscovered call statements.
11750 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11751 (dump_cgraph_node): Dump also the indirect_call flag.
11752 (cgraph_clone_edge): Copy also the indirect_call flag.
11753 * tree-inline.c (copy_bb): Do not check for fndecls from call
11754 expressions, check for edge availability when moving clones.
11755 (get_indirect_callee_fndecl): New function.
11756 (expand_call_inline): If callee declaration is not apprent from
11757 the statement, try calling get_indirect_callee_fndecl. Do not
11758 issue warnings or call sorry when not inlinings an indirect edge.
11759 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11761 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11762 bit more frandly to matching.
11763 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11764 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11765 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11767 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11770 * opth-gen.awk: Suppress function specific features when building
11772 * optc-gen.awk: Ditto.
11774 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11777 * diagnostic.c (pedwarn): Add opt parameter.
11779 * c-tree.h (pedwarn_init): Add opt parameter.
11780 (pedwarn_c90): Likewise.
11781 (pedwarn_c99): Likewise.
11782 * c-errors.c (pedwarn_c99): Likewise.
11783 (pedwarn_c90): Likewise.
11784 * toplev.h (pedwarn): Update declaration.
11785 (pedwarn0): Declare.
11786 * c-lex.c: All calls to pedwarn changed.
11787 * builtins.c: All calls to pedwarn changed.
11788 * toplev.c: All calls to pedwarn changed.
11789 * c-decl.c: All calls to pedwarn changed.
11790 * c-typeck.c: All calls to pedwarn changed.
11791 * c-common.c: All calls to pedwarn changed.
11792 * c-parser.c: All calls to pedwarn changed.
11794 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11795 Karthik Kumar <karthikkumar@gmail.com>
11797 * attribs.c (file scope): Include c-common.h.
11798 (decl_attributes): Add support for #pragma GCC optimize and
11799 #pragma GCC option.
11801 * targhooks.c (default_can_inline_p): New function that is the
11802 default for the TARGET_CAN_INLINE_P target hook.
11804 * targhooks.h (default_can_inline_p): Add declaration.
11806 * tree.c (cl_optimization_node): New static tree for building
11807 OPTIMIZATION_NODE tree.
11808 (cl_target_option_node): New static tree for building
11809 TARGET_OPTION_NODE tree.
11810 (cl_option_hash_table): New hash table for hashing
11811 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11812 (cl_option_hash_hash): New function to provide the hash value for
11813 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11814 (cl_option_hash_eq): New function to provide an equality test for
11815 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11816 (tree_code_size): Add support for OPTIMIZATION_NODE and
11817 TARGET_OPTION_NODE trees.
11818 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11819 TARGET_OPTION_NODE trees.
11820 (build_optimization_node): Build a tree that has all of the
11821 current optimization options.
11822 (build_target_option_node): Build a tree that has the target
11823 options that might be changed on a per function basis.
11825 * tree.h (file scope): Include options.h.
11826 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11827 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11828 (TREE_OPTIMIZATION): Ditto.
11829 (TREE_TARGET_SPECIFIC): Ditto.
11830 (struct tree_function_decl): Add fields for remembering the
11831 current optimization options and target specific options.
11832 (struct tree_optimization_option): New tree variant that remembers
11833 the optimization options.
11834 (struct tree_target_option): New tree variant that remembers the
11835 target specific flags that might change for compiling a particular
11837 (union tree_node): Include tree_optimization_option and
11838 tree_target_option fields.
11839 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11840 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11841 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11842 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11843 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11844 optimization and target options.
11845 (optimization_default_node): New macro to refer to global_trees
11847 (optimization_current_node): Ditto.
11848 (optimization_cold_node): Ditto.
11849 (optimization_hot_node): Ditto.
11850 (target_option_default_node): Ditto.
11851 (target_option_current_node): Ditto.
11852 (current_option_pragma): Ditto.
11853 (current_optimize_pragma): Ditto.
11855 * target.h (struct gcc_target): Add valid_option_attribute_p,
11856 target_option_save, target_option_restore, target_option_print,
11857 target_option_pragma_parse, and can_inline_p hooks.
11859 * toplev.h (parse_optimize_options): Add declaration.
11860 (fast_math_flags_struct_set_p): Ditto.
11862 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11863 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11866 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11867 tree_can_inline_p hook to see if one function can inline another.
11868 (cgraph_decide_inlining): Ditto.
11869 (cgraph_decide_inlining_incrementally): Ditto.
11871 * opts.c (decode_options): Add support for running multiple times
11872 to allow functions with different target or optimization options
11873 than was specified on the command line.
11874 (fast_math_flags_struct_set_p): New function that is similar to
11875 fast_math_flags_set_p, except it uses the values in the
11876 cl_optimization structure instead of global variables.
11878 * optc-gen.awk: Add support for TargetSave to allow a back end to
11879 declare new fields that need to be saved when using function
11880 specific options. Include flags.h and target.h in the options.c
11881 source. Add support for Save to indicate which options can be set
11882 for individual functions. Generate cl_optimize_save,
11883 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11884 cl_target_option_restore, cl_target_option_print functions to
11885 allow functions to use different optimization or target options.
11887 * opt-functions.awk (var_type_struct): Return the type used for
11888 storing the field in a structure.
11890 * opth-gen.awk: Add support for TargetSave to allow a back end to
11891 declare new fields that need to be saved when using function
11892 specific options. Add support for Save to indicate which options
11893 can be set for individual functions. Only generate one extern for
11894 Mask fields. Generate cl_optimization and cl_target_option
11895 structures to remember optimization and target options.
11897 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11898 collecting new tree nodes.
11899 (TS_TARGET_OPTION): Ditto.
11901 * c-decl.c (merge_decls): Merge function specific target and
11902 optimization options.
11904 * function.c (invoke_set_current_function_hook): If the function
11905 uses different optimization options, change the global variables
11908 * coretypes.h (struct cl_optimization): Add forward reference.
11909 (struct cl_target_option): Ditto.
11911 * c-pragma.c (option_stack): New static vector to remember the
11912 current #pragma GCC option stack.
11913 (handle_pragma_option): New function to support #pragma GCC option
11914 to change target options.
11915 (optimize_stack): New static vector to remember the current
11916 #pragma GCC optimize stack.
11917 (handle_pragma_optimize): New function to support #pragma GCC
11918 optimize to change optimization options.
11919 (init_pragma): Add support for #pragma GCC optimize and #pragma
11922 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11923 optimization options.
11924 (TARGET_OPTION_NODE): New tree code for remembering certain target
11927 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11928 TARGET_OPTION_NODE trees.
11930 * common.opt (-O): Add Optimization flag.
11932 (-fmath-errno): Ditto.
11933 (-falign-functions): Add UInteger flag to make sure flag gets full
11934 int in cl_optimization structure.
11935 (-falign-jumps): Ditto.
11936 (-falign-labels): Ditto.
11937 (-falign-loops): Ditto.
11938 (-fsched-stalled-insns): Ditto.
11939 (-fsched-stalled-insns-dep): Ditto.
11941 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11943 (TARGET_OPTION_SAVE): Ditto.
11944 (TARGET_OPTION_RESTORE): Ditto.
11945 (TARGET_OPTION_PRINT): Ditto.
11946 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11947 (TARGET_CAN_INLINE_P): Ditto.
11948 (TARGET_INITIALIZER): Add new hooks.
11950 * tree-inline.c (tree_can_inline_p): New function to determine
11951 whether one function can inline another. Check if the functions
11952 use compatible optimization options, and also call the backend
11955 * tree-inline.h (tree_can_inline_p): Add declaration.
11957 * c-common.c (c_common_attribute): Add support for option and
11958 optimize attributes.
11959 (handle_option_attribute): Add support for the option attribute to
11960 allow the user to specify different target options for compiling a
11962 (handle_optimize_attribute): Add support for the optimize
11963 attribute to allow the user to specify different optimization
11964 options for compiling a specific function.
11965 (handle_hot_attribute): Turn on -O3 optimization for this one
11966 function if it isn't the default optimization level.
11967 (handle_cold_attribute): Turn on -Os optimization for this one
11968 function if it insn't the default optimization.
11969 (const_char_p): New const char * typedef.
11970 (optimize_args): New static vector to remember the optimization
11972 (parse_optimize_options): New function to set up the optimization
11973 arguments from either the optimize attribute or #pragma GCC optimize.
11975 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11976 (builtin_define_std): Ditto.
11978 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11979 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11980 (x86_64-*-*): Ditto.
11982 * Makefile.in (TREE_H): Add options.h.
11983 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11985 * doc/extend.texi (option attribute): Document new attribute.
11986 (optimize attribute): Ditto.
11987 (hot attribute): Document hot attribute sets -O3.
11988 (cold attribute): Document cold attribute sets -Os.
11989 (#pragma GCC option): Document new pragma.
11990 (#pragma GCC optimize): Ditto.
11992 * doc/options.texi (TargetSave): Document TargetSave syntax.
11993 (UInteger): Document UInteger must be used for certain flags.
11994 (Save): Document Save option to create target specific options
11995 that can be saved/restored on a function specific context.
11997 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11998 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12000 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12001 (TARGET_OPTION_SAVE): Ditto.
12002 (TARGET_OPTION_RESTORE): Ditto.
12003 (TARGET_OPTION_PRINT): Ditto.
12004 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12005 (TARGET_CAN_INLINE_P): Ditto.
12007 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12009 (-mfpmath=both): Ditto.
12011 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12012 Karthik Kumar <karthikkumar@gmail.com>
12014 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12015 (TARGET_POPCNT): Ditto.
12016 (TARGET_SAHF): Ditto.
12017 (TARGET_AES): Ditto.
12018 (TARGET_PCLMUL): Ditto.
12019 (TARGET_CMPXCHG16B): Ditto.
12020 (TARGET_RECIP): Move switch into target_flags.
12021 (TARGET_FUSED_MADD): Ditto.
12022 (ix86_arch_features): Make an unsigned char type.
12023 (ix86_tune_features): Ditto.
12024 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12025 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12026 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12028 * config/i386/i386.opt (arch): New TargetSave field to define
12029 fields that need to be saved for function specific option support.
12032 (branch_cost): Ditto.
12033 (ix86_isa_flags_explicit): Ditto.
12034 (tune_defaulted): Ditto.
12035 (arch_specified): Ditto.
12036 (-m128-long-double): Add Save flag to save option for target
12037 specific option support.
12039 (-maccumulate-outgoing-args): Ditto.
12040 (-malign-double): Ditto.
12041 (-malign-stringops): Ditto.
12042 (-mfancy-math-387): Ditto.
12043 (-mhard-float): Ditto.
12044 (-mieee-fp): Ditto.
12045 (-minline-all-stringops): Ditto.
12046 (-minline-stringops-dynamically): Ditto.
12047 (-mms-bitfields): Ditto.
12048 (-mno-align-stringops): Ditto.
12049 (-mno-fancy-math-387): Ditto.
12050 (-mno-push-args): Ditto.
12051 (-mno-red-zone): Ditto.
12052 (-mpush-args): Ditto.
12053 (-mred-zone): Ditto.
12055 (-msseregparm): Ditto.
12056 (-mstack-arg-probe): Ditto.
12068 (-mno-sse4): Ditto.
12071 (-mrecip): Move flag into target_flags.
12073 (-mno-fused-madd): Ditto.
12074 (-mfused-madd): Ditto.
12075 (-mabm): Move flag into ix86_isa_flags.
12082 * config/i386/i386-c.c: New file for #pragma support.
12083 (ix86_target_macros_internal): New function to #define or #undef
12084 target macros based when the user uses the #pragma GCC option to
12085 change target options.
12086 (ix86_pragma_option_parse): New function to add #pragma GCC option
12088 (ix86_target_macros): Move defining the target macros here from
12089 TARGET_CPU_CPP_BUILTINS in i386.h.
12090 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12091 defined, initialize any subtarget #pragmas.
12093 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12094 REGISTER_TARGET_PRAGMAS.
12096 * config/i386/t-i386: New file for x86 dependencies.
12097 (i386.o): Make dependencies mirror the include files used.
12098 (i386-c.o): New file, add dependencies.
12100 * config/i386/i386-protos.h (override_options): Add bool argument.
12101 (ix86_valid_option_attribute_tree): Add declaration.
12102 (ix86_target_macros): Ditto.
12103 (ix86_register_macros): Ditto.
12105 * config/i386/i386.c (ix86_tune_features): Move initialization of
12106 the target masks to initial_ix86_tune_features to allow functions
12107 to have different target options. Make type unsigned char,
12108 instead of unsigned int.
12109 (initial_ix86_tune_features): New static vector to hold processor
12110 masks for the tune variables.
12111 (ix86_arch_features): Move initialization of the target masks to
12112 initial_ix86_arch_features to allow functions to have different
12113 target options. Make type unsigned char, instead of unsigned int.
12114 (initial_ix86_arch_features): New static vector to hold processor
12115 masks for the arch variables.
12116 (enum ix86_function_specific_strings): New enum to describe the
12117 string options used for attribute((option(...))).
12118 (ix86_target_string): New function to return a string that
12119 describes the target options.
12120 (ix86_debug_options): New function to print the current options in
12122 (ix86_function_specific_save): New function hook to save the
12123 function specific global variables in the cl_target_option structure.
12124 (ix86_function_specific_restore): New function hook to restore the
12125 function specific variables from the cl_target_option structure to
12126 the global variables.
12127 (ix86_function_specific_print): New function hook to print the
12128 target specific options in the cl_target_option structure.
12129 (ix86_valid_option_attribute_p): New function hook to validate
12130 attribute((option(...))) arguments.
12131 (ix86_valid_option_attribute_tree): New function that is common
12132 code between attribute((option(...))) and #pragma GCC option
12133 support that parses the options and returns a tree holding the options.
12134 (ix86_valid_option_attribute_inner_p): New helper function for
12135 ix86_valid_option_attribute_tree.
12136 (ix86_can_inline_p): New function hook to decide if one function
12137 can inline another on a target specific basis.
12138 (ix86_set_current_function); New function hook to switch target
12139 options if the user used attribute((option(...))) or #pragma GCC
12141 (ix86_tune_defaulted): Move to static file scope from
12143 (ix86_arch_specified): Ditto.
12144 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12146 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12147 (OPTION_MASK_ISA_ABM_SET): Ditto.
12148 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12149 (OPTION_MASK_ISA_CX16_SET): Ditto.
12150 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12151 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12152 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12153 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12154 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12155 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12156 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12157 (struct ptt): Move to static file scope from override_options.
12158 (processor_target_table): Ditto.
12159 (cpu_names): Ditto.
12160 (ix86_handle_option): Add support for options that are now isa options.
12161 (override_options): Add support for declaring functions that
12162 support different target options than were specified on the
12163 command line. Move struct ptt, processor_target_table, cpu_names,
12164 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12165 Add bool argument. Fix up error messages so the appropriate error
12166 is given for either command line or attribute.
12167 (ix86_previous_fndecl): New static to remember previous function
12168 declaration to see if we need to change target options.
12169 (ix86_builtins_isa): New array to record the ISA of each builtin
12171 (def_builtin): Always create the builtin function, even if the
12172 current ISA doesn't support it.
12173 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12174 tests for those builtins.
12175 (ix86_init_builtins): Remove TARGET_MMX test for calling
12176 ix86_init_mmx_sse_builtins.
12177 (ix86_expand_builtin): If the current ISA doesn't support a given
12178 builtin, signal an error.
12179 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12180 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12181 (TARGET_OPTION_SAVE): Ditto.
12182 (TARGET_OPTION_RESTORE): Ditto.
12183 (TARGET_OPTION_PRINT): Ditto.
12184 (TARGET_CAN_INLINE_P): Ditto.
12186 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12188 * c-typeck.c (build_external_ref): Don't call assemble_external.
12189 * final.c (output_operand): Call assemble_external.
12191 2008-07-21 DJ Delorie <dj@redhat.com>
12193 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12194 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12196 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12198 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12199 original insn and splitter contents into ...
12200 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12201 flag_unsafe_math_optimizations. Add dummy scratch register.
12202 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12203 !flag_unsafe_math_optimizations. Returns number with next
12204 highest magnitude if this is still less or equal to the true
12205 quotient in magnitude.
12207 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12209 * Makefile.in: Replace toplev.h with TOPLEV_H.
12210 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12211 * c-lex.c (fe_file_change): Don't set in_system_header.
12212 * c-parser.c (c_token): Remove in_system_header.
12213 (c_lex_one_token): Don't set in_system_header.
12214 (c_parser_set_source_position_from_token): Don't set in_system_header.
12215 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12218 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12219 * flags.h (in_system_header): Remove.
12220 * function.c (saved_in_system_header): Remove.
12221 (push_cfun): Don't set in_system_header.
12222 (pop_cfun): Don't set in_system_header.
12223 (push_struct_function): Don't set in_system_header.
12224 * input.h (expanded_location): Add sysp.
12225 (in_system_header_at): New.
12226 (in_system_header): New.
12227 * toplev.c (in_system_header): Remove.
12228 * toplev.h: Include input.h
12230 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12231 * tree-ssa.c (warn_uninit): Call warning_at.
12232 (warn_uninitialized_var): Update calls to warn_uninit.
12233 (warn_uninitialized_phi): Update calls to warn_uninit.
12234 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12235 (expand_location): Initialize xloc.sysp.
12236 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12237 (tree_decl_with_vis): Remove in_system_header_flag.
12239 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12242 * recog.c (asm_operand_ok): Change the order of the extra
12243 memory constraint checks.
12245 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12248 * tree-switch-conversion.c (build_one_array): Call
12249 varpool_mark_needed_node and varpool_finalize_decl
12250 instead of assemble_variable.
12252 2008-07-19 Jan Hubicka <jh@suse.cz>
12254 * cgraph.c (cgraph_add_new_function): Do early local passes.
12255 * tree-nrv.c (gate_pass_return_slot): New gate.
12256 (pass_nrv): Add the gate.
12257 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12259 (coalesce_ssa_name): Coalesce SSA names.
12260 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12261 not optimizing so unused user vars remains visible.
12262 * common.opt (flag_tree_ter): Always enable by default.
12263 * tree-ssa-ter.c: Include flags.h
12264 (is_replaceable_p): Check that locations match; when aliasing
12265 is missing be conservative about loads.
12266 * tree-optimize.c (gate_init_datastructures): Remove.
12267 (pass_init_datastructures): New.
12268 * passes.c: Reorder passes so we always go into SSA.
12270 2008-07-19 Jan Hubicka <jh@suse.cz>
12272 * doc/extend.texi (flatten attribute): Remove note about
12274 * doc/invoke.texi (--combine): Likewise.
12275 (-finline-functions-called-once): Update levels when enabled.
12276 (-funit-at-a-time): Document new behaviour.
12277 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12278 -fno-section-anchors when disabled explicitly.
12279 (inline params): They are not ignored now.
12280 (precompiled headers): Remove unit-at-a-time as being incompatible.
12281 * opts.c (decode_options): Handle unit-at-a-time as alias;
12282 imply -fno-section-anchors when toplevel reorder is disabled
12284 * common.opt (ftoplevel-reorder): Set default value to 2.
12285 (funit-at-a-time): Set default value to 1.
12286 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12289 2008-07-19 Jan Hubicka <jh@suse.cz>
12291 * builtins.c (expand_builtin_int_roundingfn,
12292 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12295 2008-07-19 Richard Guenther <rguenther@suse.de>
12298 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12299 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12300 * tree-ssa-pre.c (get_expr_value_id): For newly created
12301 constant value-ids make sure to add the expression to its
12304 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12306 PR middle-end/36877
12307 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12308 return value of the builtin is ignored.
12310 2008-07-19 Olivier Hainque <hainque@adacore.com>
12312 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12313 bits, a C conformant malloc implementation has to provide.
12314 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12316 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12320 * reload.c (find_reloads_subreg_address): Only reload address if
12321 reloaded == 0, not for reloaded != 1.
12324 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12325 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12326 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12327 m32c_legitimize_reload_address.
12329 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12330 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12331 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12333 2008-07-19 Olivier Hainque <hainque@adacore.com>
12335 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12336 argument, saying whether nested array are to be collapsed
12337 into a single array type DIE with multiple subscripts.
12338 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12339 issues, centralize the nested array types collapsing control and
12340 disable the transformation for Ada.
12342 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12345 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12347 (x86_64_shift_adj_2): New expander.
12348 (x86_64_shift_adj_3): Ditto.
12349 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12350 to split TImode operands.
12351 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12352 (ix86_split_lshr): Ditto.
12354 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12356 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12357 and __CHAR32_TYPE__.
12358 * c-typeck.c (digest_init): Support char16_t and char32_t.
12359 (set_nonincremental_init_from_string): Idem.
12361 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12363 PR middle-end/36859
12364 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12365 PREFERRED_STACK_BOUNDARY.
12366 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12368 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12370 PR middle-end/36858
12371 * function.c (locate_and_pad_parm): Cap boundary earlier.
12373 2008-07-17 Julian Brown <julian@codesourcery.com>
12375 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12376 no-op for targets which don't use DLLs.
12378 2008-07-17 Martin Jambor <mjambor@suse.cz>
12380 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12381 that nodes are relevant by examining the node->analyzed flag.
12382 (ipcp_init_stage): Check which nodes are relevant, assert that the
12383 relevant ones are also required.
12384 (ipcp_propagate_stage): Check on the side arrays are properly
12386 (ipcp_print_all_jump_functions): Make sure not to touch any node
12387 that is not analyzed or an edge that does not have a corresponding
12388 entry in the on-the-side vectors.
12389 (ipcp_function_scale_print): Likewise.
12390 (ipcp_update_callgraph): Check that the node is relevant.
12391 (ipcp_insert_stage): Check that the node is relevant. Check there is
12392 an info for every node and edge.
12393 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12394 (ipa_print_all_tree_maps): Likewise and a new variable info.
12395 (ipa_print_all_params_modified): Likewise.
12396 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12398 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12401 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12403 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12405 PR rtl-optimization/36753
12406 * fwprop.c (use_killed_between): Don't shortcut
12407 single-definition global registers.
12409 2008-07-16 Jan Hubicka <jh@suse.cz>
12411 * cgraph.h (varpool_empty_needed_queue): Declare.
12412 * cgraphunit.c (output_in_order): Mark all variables as needed;
12414 * varpool.c (varpool_assemble_node): Update debug queue.
12415 (varpool_assemble_pending_decls): Don't do it here.
12416 (varpool_empty_needed_queue): New function.
12418 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12420 * recog.c (peephole2_optimize): Fix formatting.
12422 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12424 * c-pch.c (get_ident): Avoid C++ keywords.
12425 * combine-stack-adj.c (single_set_for_csa): Likewise.
12426 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12427 output_asm_insn): Likewise.
12428 * reload.c (push_secondary_reload, find_reusable_reload,
12429 push_reload, combine_reloads, find_reloads,
12430 debug_reload_to_stream): Likewise.
12431 * reload.h (struct reload): Likewise.
12432 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12433 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12434 emit_output_reload_insns): Likewise.
12435 * targhooks.c (default_secondary_reload): Likewise.
12436 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12438 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12440 * recog.c (validate_change_1, validate_change,
12441 validate_unshare_change, validate_replace_rtx_1, struct
12442 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12444 * reload.c (push_secondary_reload, secondary_reload_class,
12445 scratch_reload_class, find_valid_class, find_reusable_reload,
12446 push_reload, find_dummy_reload, find_reloads_address_1,
12447 find_reloads_address_part, find_equiv_reg): Likewise.
12448 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12449 choose_reload_regs): Likewise.
12450 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12452 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12453 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12454 * sched-rgn.c (concat_INSN_LIST): Likewise.
12455 * stor-layout.c (mode_for_size, mode_for_size_tree,
12456 smallest_mode_for_size): Likewise.
12458 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12460 * cfg.c (dump_reg_info): Avoid C++ keywords.
12461 * dwarf2asm.c (dw2_force_const_mem,
12462 dw2_asm_output_encoded_addr_rtx): Likewise.
12463 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12464 * expmed.c (expand_shift): Likewise.
12465 * global.c (find_reg): Likewise.
12466 * graph.c (draw_edge): Likewise.
12467 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12468 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12469 widen_clz, widen_bswap, expand_parity, expand_unop,
12470 emit_cmp_and_jump_insn_1): Likewise.
12471 * postreload.c (reload_cse_simplify_operands): Likewise.
12472 * ra.h (add_neighbor): Likewise.
12473 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12474 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12475 record_reg_classes, copy_cost, record_address_regs,
12476 invalid_mode_change_p): Likewise.
12477 * regrename.c (regrename_optimize, scan_rtx_reg,
12478 dump_def_use_chain, find_oldest_value_reg,
12479 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12481 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12483 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12484 MASK_POWERPC64 for power4 in previous commit.
12486 2008-07-16 Olivier Hainque <hainque@adacore.com>
12488 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12489 instead of bare conversion to cast const-ness away.
12491 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12493 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12494 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12495 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12496 (TARGET_FUNCTION_VALUE): Define.
12498 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12500 * config/rs6000/rs6000.c (processor_target_table): Add
12501 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12503 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12506 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12507 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12508 m32c_legitimize_reload_address.
12510 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12512 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12513 DECL_IN_SYSTEM_HEADER in sync.
12515 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12517 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12518 * tree-ssa-pre.c (pre_expr_eq): Ditto
12519 (get_constant_for_value_id): Take a type as an argument.
12520 (fully_constant_expression): Pass in type.
12521 (find_or_generate_expression): Short circuit constant case.
12522 (create_expression_by_pieces): Remove special casing of
12524 (do_regular_insertion): Short circuit constant case.
12525 (do_partial_partial_insertion): Ditto.
12527 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12530 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12532 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12534 * config/xtensa/libgcc-xtensa.ver: New file.
12535 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12537 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12539 * df-problems.c (df_set_note): Avoid C++ keywords.
12540 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12541 * dse.c (record_store, remove_useless_values): Likewise.
12542 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12543 gen_reg_rtx_offset, operand_subword, change_address_1,
12544 change_address, adjust_address_1, offset_address,
12545 widen_memory_access, emit_copy_of_insn_after): Likewise.
12546 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12547 * fwprop.c (should_replace_address, propagate_rtx_1,
12548 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12550 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12551 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12552 * lcm.c (compute_insert_delete, pre_edge_lcm,
12553 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12554 * lower-subreg.c (resolve_reg_notes): Likewise.
12555 * mode-switching.c (optimize_mode_switching): Likewise.
12557 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12559 * bt-load.c (add_btr_def, migrate_btr_def,
12560 branch_target_load_optimize): Avoid C++ keywords.
12561 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12563 * combine.c (subst, simplify_set, make_extraction,
12564 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12565 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12566 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12568 2008-07-15 Richard Guenther <rguenther@suse.de>
12570 PR middle-end/36369
12571 * c-common.c (strict_aliasing_warning): Do not warn for
12572 TYPE_REF_CAN_ALIAS_ALL pointers.
12573 (c_common_get_alias_set): may_alias types are not special.
12574 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12575 attribute and set can_ref_all accordingly.
12576 (build_reference_type_for_mode): Likewise.
12577 * doc/extend.texi (may_alias): Clarify.
12579 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12582 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12583 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12585 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12588 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12589 gcc_assert, instead call output_operand_lossage.
12591 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12593 * builtins.c (std_canonical_va_list): Treat structure based
12596 2008-07-15 Ben Elliston <bje@au.ibm.com>
12598 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12600 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12602 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12605 2008-07-14 Jan Hubicka <jh@suse.cz>
12607 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12608 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12609 fix predicates and constraints.
12610 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12611 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12613 2008-07-14 Doug Kwan <dougkwan@google.com>
12615 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12616 additional option file arm/eabi.opt.
12617 * config/arm/eabi.h (File): New configuration file for EABI targets.
12618 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12619 SUBSUBTARGET_EXTRA_SPECS.
12620 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12621 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12622 from STARTFILE_SPEC so that it can be referenced in an override.
12623 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12624 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12625 can be referenced in an override.
12626 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12627 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12628 so that it can be referenced in an override.
12629 (LINK_SPEC): Use BPABI_LINK_SPEC.
12630 * config/arm/eabi.opt (File): New.
12632 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12634 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12635 (FIXED_VALUE_H): New variable.
12636 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12637 input.h, fixed-value.h.
12638 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12639 (BASIC_BLOCK_H): Use $(BITMAP_H).
12640 (FUNCTION_H): Add varray.h.
12641 (IPA_REFERENCE_H): Use $(BITMAP_H).
12642 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12643 (DF_H): Use $(BITMAP_H).
12644 (GGC_H): Add statistics.h.
12645 (INSN_ADDR_H): New.
12646 (INSN_ATTR_H): Use it.
12647 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12649 (SYMTAB_H): Add $(OBSTACK_H).
12650 (CPP_INTERNAL_H): New.
12651 (TREE_DUMP_H): Add tree-pass.h.
12652 (TREE_FLOW_H): Use $(BITMAP_H)
12653 (PRETTY_PRINT_H): Use $(INPUT_H).
12654 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12657 (many object files): Fix lots of header dependencies throughout.
12659 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12661 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12663 (s-gtyp-input): Use them to write tmp-gi.list.
12664 (echo_to_gi.list): Remove.
12666 2008-07-14 Richard Guenther <rguenther@suse.de>
12668 * tree-ssa-sccvn.c (pre_info): Remove.
12669 (switch_to_PRE_table): Likewise.
12670 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12671 (set_hashtable_value_ids): Do not create value-ids for the
12673 (run_scc_vn): Remove double test. Remove bogus special-case
12674 in value-number printing.
12675 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12676 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12678 * tree-flow-inline.h (get_value_handle): Remove.
12679 * tree-flow.h (get_value_handle): Remove.
12681 2008-07-14 Martin Jambor <mjambor@suse.cz>
12683 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12684 in which we generate arithmetics is not a subrange.
12686 2008-07-14 Martin Jambor <mjambor@suse.cz>
12688 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12690 2008-07-14 Richard Guenther <rguenther@suse.de>
12692 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12694 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12697 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12698 reload for symbol refs moved to r0 with -fPIC.
12699 (legitimize_pic_address): Use the target register as temporary
12701 (emit_symbolic_move): Adjust comment.
12702 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12705 2008-07-14 Ben Elliston <bje@au.ibm.com>
12707 * c-common.h (C_CPP_HASHNODE): New macro.
12708 * coretypes.h (struct cpp_token): Forward declare.
12709 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12710 the context-sensitive keyword method.
12711 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12712 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12713 expand_bool_pixel): New.
12714 (altivec_categorize_keyword): New function.
12715 (init_vector_keywords): New function.
12716 (rs6000_macro_to_expand): Likewise.
12717 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12718 compiling an ISO C dialect.
12720 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12722 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12723 (create_expression_by_pieces): Fix typo.
12724 (do_regular_insertion): Use debug counter here too.
12726 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12729 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12730 CONST_OK_FOR_LETTER_P. All port-local users changed.
12731 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12732 implement Kp matching power-of-two.
12733 (CONSTRAINT_LEN): Define to match.
12734 * config/cris/cris.md: Replace all use of constraint K with Kc.
12735 ("*btst*): Use Kp for operand 0 of last alternative.
12737 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12740 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12743 2008-07-13 Jan Hubicka <jh@suse.cz>
12745 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12748 2008-07-13 Richard Guenther <rguenther@suse.de>
12750 PR middle-end/36811
12751 * langhooks.c (lhd_print_error_function): Deal with recursive
12754 2008-07-12 Jan Hubicka <jh@suse.cz>
12756 * cgraph.c (assembler_name_hash): New static var.
12757 (hash_node_by_assembler_name, eq_assembler_name): New.
12758 (cgraph_node_for_asm): Use hashtable.
12759 (cgraph_remove_node): Maintain hashtable.
12760 (change_decl_assembler_name): Sanity check that names are not changing
12761 after aliasing was processed.
12762 * cgraph.h (varpoon_node): Add next GGC marker.
12763 * tree.c (decl_assembler_name_equal): Constify.
12764 (decl_assembler_name_hash): New.
12765 * tree.h (decl_assembler_name_equal): Constify.
12766 (decl_assembler_name_hash): Update.
12768 2008-07-12 David Daney <ddaney@avtrex.com>
12770 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12771 sb1 and r5000 cpus.
12773 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12775 * doc/md.texi: Document the MIPS "v" constraint.
12776 * config/mips/mips.h (reg_class): Revert last change.
12777 (REG_CLASS_NAMES): Likewise.
12778 (REG_CLASS_CONTENTS): Likewise.
12779 * config/mips/mips.c (mips_regno_to_class): Likewise.
12780 * config/mips/constraints.md (v): Likewise, but add documentation.
12781 Add a comment to say that this constraint should not be used in
12784 2008-07-11 DJ Delorie <dj@redhat.com>
12786 * config/h8300/h8300.md (length): Fix branch offset limit.
12788 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12790 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12791 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12792 (avr_hard_regno_scratch_ok): New function.
12793 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12794 * config/avr/avr.md (all peepholes that request a scratch register):
12795 Remove avr_peep2_scratch_safe use.
12797 2008-07-11 Tom Tromey <tromey@redhat.com>
12798 Ian Lance Taylor <iant@google.com>
12800 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12801 (struct c_common_resword): Define.
12802 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12803 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12804 (c_common_reswords, num_c_common_reswords): Declare.
12805 * c-common.c (c_common_reswords): New global const array.
12806 (num_c_common_reswords): New const int.
12807 * c-parser.c (struct resword, reswords): Don't define.
12808 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12809 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12810 than reswords. If warning about C++ keywords, give them a special
12812 (c_lex_one_token): Warn about C++ keywords. Call
12813 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12814 (c_parser_external_declaration): Look for RID_xxx rather than
12815 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12816 (c_parser_statement_after_labels): Likewise.
12817 (c_parser_objc_class_instance_variables): Likewise.
12818 (c_parser_objc_class_declaration): Likewise.
12819 (c_parser_objc_try_catch_statement): Likewise.
12820 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12821 (declspecs_add_type): Likewise.
12823 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12825 * ggc-page.c (alloc_page):
12826 Substituting xmalloc, xcalloc with
12827 XNEWVEC and XCNEWVAR macros which add the
12830 2008-07-11 Richard Guenther <rguenther@suse.de>
12832 PR tree-optimization/36765
12833 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12834 aliases from HEAP vars to SMTs.
12836 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12838 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12839 * configure.ac (loose_warn): Move -Wc++-compat from here...
12840 (strict_warn): ...to here.
12841 * configure: Regenerate.
12843 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12845 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12846 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12847 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12848 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12849 excluding more specific h8300-*-* and sh-*-* targets.
12851 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12853 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12854 (eliminate): Ditto.
12855 (execute_pre): Call loop_optimizer_finalize in early exit.
12857 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12859 PR middle-end/36790
12860 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12861 uids in the bitmap, not just VAR_DECL uids.
12863 PR rtl-optimization/36419
12864 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12865 (combine_stack_adjustments_for_block): Call it if needed. Delete
12867 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12868 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12869 prologue sp adjustment.
12871 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12874 * opts.c (print_ignored_options): Report postponed diagnostics for
12875 unknown -Wno-* options as warnings, not errors.
12876 (postpone_unknown_option_error): Renamed to...
12877 (postpone_unknown_option_warning): ... this.
12879 2008-07-09 Doug Kwan <dougkwan@google.com>
12882 2008-07-08 Doug Kwan <dougkwan@google.com>
12884 * config/arm/arm.opt (mandroid): New option.
12885 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12886 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12888 (CC1PLUS_SPEC): Same.
12890 (STARTFILE_SPEC): Same.
12891 (ENDFILE_SPEC): Same.
12892 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12895 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12898 * config/mips/mips.h (reg_class): Remove V1_REG.
12899 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12900 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12901 instead of V1_REGS.
12902 (mips_get_tp): New function.
12903 (mips_legitimize_tls_address): Use it.
12904 * config/mips/constraints.md (v): Delete.
12905 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12906 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12907 After reload, split into a move and ...
12908 (*tls_get_tp_<mode>_split): ...this new instruction.
12910 2008-07-09 David Daney <ddaney@avtrex.com>
12912 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12914 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12916 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12917 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12919 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12920 htab_delete should be called. Don't free c.
12921 (lookup_tmp_var): Create temp_htab lazily.
12922 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12923 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12925 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12926 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12927 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12928 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12929 * tree-sra.c (generate_element_init): Likewise.
12930 * tree-mudflap.c (execute_mudflap_function_ops,
12931 execute_mudflap_function_decls): Likewise.
12932 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12933 * tree-gimple.h (struct gimplify_ctx): New type.
12934 (push_gimplify_context): Adjust prototype.
12936 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12938 * tree-ssa-pre.c (phi_translate_1): Update placement of
12939 add_to_value calls.
12941 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12943 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12944 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12945 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12946 * targhooks.c (default_hard_regno_scratch_ok): New function.
12947 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12948 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12949 * recog.c: Include "target.h".
12950 (peep2_find_free_register): Add check for global regs. Add target
12952 * Makefile.in (recog.o): Depend on target.h.
12954 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12956 * config/sh/sh.c (sh_canonical_va_list_type): New.
12957 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12959 2008-07-09 Raksit Ashok <raksit@google.com>
12961 * doc/invoke.texi (Option Summary): Mention new option
12962 -Wdisallowed-function-list=...
12963 (Warning Options): Document -Wdisallowed-function-list=...
12964 * common.opt (Wdisallowed-function-list=): New flag.
12965 * flags.h (warn_disallowed_functions): External definition of new
12966 boolean warning flag.
12967 (warn_if_disallowed_function_p): Declare new function.
12968 * opts.c (warning_disallowed_functions): New static variable.
12969 (warn_disallowed_functions): New boolean warning flag.
12970 (warn_if_disallowed_function_p): New function.
12971 (add_comma_separated_to_vector): Rename
12972 add_instrument_functions_exclude_list to this.
12973 (common_handle_option): Handle new option. Rename calls to
12974 add_instrument_functions_exclude_list into calls to
12975 add_comma_separated_to_vector.
12976 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12977 based on flag warn_disallowed_functions.
12979 2008-07-09 Christian Bruel <christian.bruel@st.com>
12981 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12982 instead of get_attr_length.
12984 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12986 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12988 * genemit.c (gen_insn): Likewise.
12989 * gengtype.c (note_def_vec): Likewise.
12990 * gengtype.h (note_def_vec): Likewise.
12991 * genoutput.c (struct data, output_insn_data, process_template,
12992 gen_expand, gen_split, note_constraint): Likewise.
12993 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12994 make_insn_sequence): Likewise.
12995 * gensupport.c (record_insn_name): Likewise.
12997 2008-07-08 Doug Kwan <dougkwan@google.com>
12999 * config/arm/arm.opt (mandroid): New option.
13000 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13001 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13003 (CC1PLUS_SPEC): Same.
13005 (STARTFILE_SPEC): Same.
13006 (ENDFILE_SPEC): Same.
13007 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13010 2008-07-08 Raksit Ashok <raksit@google.com>
13012 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13013 (set_storage_via_setmem): Fix expected_align parameter.
13014 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13015 missing from the list.
13016 * doc/md.texi (movmem): Explicitly state that expected alignment is
13017 to be expressed in bytes.
13018 (setmem): Explicitly state that expected alignment is to be expressed
13021 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13023 * reload.c (find_reloads_subreg_address): Do not require validity
13024 of address in original mode before reloading address.
13026 2008-07-07 Tianwei Sheng <tianweis@google.com>
13028 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13029 bounds array access.
13031 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13033 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13035 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13037 Fix PR tree-optimization/23455
13038 Fix PR tree-optimization/35286
13039 Fix PR tree-optimization/35287
13040 * Makefile.in (OBJS-common): Remove tree-vn.o.
13041 (tree-vn.o): Remove.
13042 * dbgcnt.def: Add treepre_insert debug counter.
13043 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13044 (debug_value_expressions): Ditto.
13045 (print_value_expressions): Ditto.
13046 * tree-pretty-print.c (dump_generic_node): Updated for
13047 VALUE_HANDLE removal.
13048 * tree-ssa-dom.c (record_equality): Ditto.
13049 (cprop_operand): Ditto.
13050 (lookup_avail_expr): Ditto.
13051 * tree-ssa-threadedge.c
13052 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13053 (simplify_control_stmt_condition): Ditto.
13054 * tree.c (tree_code_size): Ditto.
13055 (tree_node_structure): Ditto.
13056 (iterative_hash_expr): Ditto.
13058 * tree.h (VALUE_HANDLE_ID): Ditto.
13059 (VALUE_HANDLE_EXPR_SET): Ditto.
13060 (struct tree_value_handle): Ditto.
13061 (union tree_node): Ditto.
13062 * treestruct.def: Ditto.
13063 * tree-vn.c: Removed.
13064 * tree-ssa-pre.c: Rewritten entirely.
13065 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13066 (constant_value_ids): Ditto.
13067 (vn_nary_op_t): Moved to header.
13069 (vn_reference_op_t): Ditto
13070 (vn_reference_t): Ditto.
13071 (next_value_id): New variable.
13072 (VN_INFO): Add an assert.
13073 (vn_constant_eq): New function.
13074 (vn_constant_hash): Ditto.
13075 (get_or_alloc_constant_value_id): Ditto.
13076 (value_id_constant_p): Ditto.
13077 (vn_reference_compute_hash): De-staticify.
13078 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13079 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13080 (valueize_refs): Update opcode if it changes from ssa name to constant.
13081 (vn_reference_lookup_1): Add new argument.
13082 (vn_reference_lookup): Ditto.
13083 (vn_reference_lookup_pieces): New function.
13084 (vn_reference_insert): Add return type. Modify to deal with value ids.
13085 (vn_reference_insert_pieces): New function.
13086 (vn_nary_op_compute_hash): De-staticify.
13087 (vn_nary_op_eq): Ditto.
13088 (vn_nary_op_lookup_pieces): New function.
13089 (vn_nary_op_lookup): Add new argument.
13090 (vn_nary_op_insert_pieces): New function.
13091 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13092 (vn_phi_insert): Ditto.
13093 (visit_unary_op): Update for callee changes.
13094 (visit_binary_op): Ditto.
13095 (visit_reference_op_load): Ditto.
13096 (visit_reference_op_store): Ditto.
13097 (init_scc_vn): Init next_value_id, constant_to_value_id and
13098 constant_value_ids.
13099 (free_scc_vn): Free them.
13100 (set_hashtable_value_ids): New function.
13101 (run_scc_vn): Use it.
13102 (get_max_value_id): New function.
13103 (get_next_value_id): Ditto.
13104 (expressions_equal_p): Moved from tree-vn.c
13105 (sort_vuses): Ditto.
13106 (sort_vuses_heap): Ditto.
13107 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13109 * tree.c (iterative_hash_hashval_t): Made non-static
13110 * tree.h (iterative_hash_hashval_t): Declare it.
13112 2008-07-08 Martin Jambor <mjambor@suse.cz>
13114 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13115 instead of ipa_create_node_params.
13116 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13117 ipa_check_create_edge_args, free them with
13118 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13120 * ipa-prop.c: Include flags.h and tree-inline.h.
13121 (ipa_node_params_vector): New variable.
13122 (ipa_edge_args_vector): New variable.
13123 (edge_removal_hook_holder): New variable.
13124 (node_removal_hook_holder): New variable.
13125 (edge_duplication_hook_holder): New variable.
13126 (node_duplication_hook_holder): New variable.
13127 (ipa_detect_param_modifications): Check for presence of modified flags.
13128 (ipa_compute_jump_functions): Check for presence of jump functions.
13129 (ipa_free_edge_args_substructures): New function.
13130 (ipa_create_node_params): Removed.
13131 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13132 (ipa_free_node_params_substructures): New function.
13133 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13135 (ipa_edge_removal_hook): New function.
13136 (ipa_node_removal_hook): New function.
13137 (duplicate_array): New function.
13138 (ipa_edge_duplication_hook): New function.
13139 (ipa_node_duplication_hook): New function.
13140 (ipa_register_cgraph_hooks): New function.
13141 (ipa_unregister_cgraph_hooks): New function.
13142 (free_all_ipa_structures_after_ipa_cp): New function.
13144 * ipa-prop.h: Include vec.h.
13145 (ipa_node_params_t): New typedef with vector types for it.
13146 (ipa_edge_args_t): New typedef with vector types for it.
13147 (IPA_NODE_REF): Changed to access an on-the-side vector.
13148 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13149 (ipa_check_create_node_params): New function.
13150 (ipa_check_create_edge_args): New function.
13152 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13155 2008-07-07 Tom Tromey <tromey@redhat.com>
13157 * configure, config.in: Rebuilt.
13158 * configure.ac: Don't check for scandir or alphasort.
13160 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13162 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13163 types immediately after creating them.
13165 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13167 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13169 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13171 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13172 dump_constraint_graph.
13173 (dump_constraint_edge): New function.
13174 (dump_constraint_graph): New function.
13175 (debug_constraint_graph): New function.
13176 (dump_constraint): Removed useless comparison.
13177 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13178 (dump_constraint_graph): Declare.
13179 (debug_constraint_graph): Declare.
13180 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13182 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13184 * config/i386/i386.c (is_va_list_char_pointer): New.
13185 (ix86_va_start): Replace compare with ms_va_list_type_node
13186 by is_va_list_char_pointer.
13187 (ix86_gimplify_va_arg): Likewise.
13189 2008-07-07 Martin Jambor <mjambor@suse.cz>
13191 * cgraph.c (cgraph_edge_max_uid): New variable.
13192 (struct cgraph_edge_hook_list): New type.
13193 (struct cgraph_node_hook_list): New type.
13194 (struct cgraph_2edge_hook_list): New type.
13195 (struct cgraph_2node_hook_list): New type.
13196 (first_cgraph_edge_removal_hook): New variable.
13197 (first_cgraph_node_removal_hook): New variable.
13198 (first_cgraph_edge_duplicated_hook): New variable.
13199 (first_cgraph_node_duplicated_hook): New variable.
13200 (cgraph_add_edge_removal_hook): New function.
13201 (cgraph_remove_edge_removal_hook): New function.
13202 (cgraph_call_edge_removal_hooks): New function.
13203 (cgraph_add_node_removal_hook): New function.
13204 (cgraph_remove_node_removal_hook): New function.
13205 (cgraph_call_node_removal_hooks): New function.
13206 (cgraph_add_edge_duplication_hook): New function.
13207 (cgraph_remove_edge_duplication_hook): New function.
13208 (cgraph_call_edge_duplication_hooks): New function.
13209 (cgraph_add_node_duplication_hook): New function.
13210 (cgraph_remove_node_duplication_hook): New function.
13211 (cgraph_call_node_duplication_hooks): New function.
13212 (cgraph_create_edge): Assign to edge uid.
13213 (cgraph_remove_edge): Call edge removal hooks.
13214 (cgraph_node_remove_callees): Call edge removal hooks.
13215 (cgraph_node_remove_callers): Call edge removal hooks.
13216 (cgraph_remove_node): Call node removal hooks.
13217 (cgraph_clone_edge): Call edge duplication hooks.
13218 (cgraph_clone_node): Call node duplication hooks.
13220 * cgraph.h (cgraph_edge): New field uid.
13221 (cgraph_edge_hook): New type.
13222 (cgraph_node_hook): New type.
13223 (cgraph_2edge_hook): New type.
13224 (cgraph_2node_hook): New type.
13226 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13228 * config.in: Regenerate.
13230 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13232 * gcc.c (print_sysroot): New.
13233 (option_map, display_help, process_command): Handle the
13234 -print-sysroot option.
13235 (main): Print the sysroot if requested.
13236 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13238 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13241 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13243 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13245 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13246 (assign_parm_setup_block_p): Also check mode of entry_parm.
13248 2008-07-07 Richard Guenther <rguenther@suse.de>
13250 * tree-ssa-structalias.h (set_used_smts): Remove.
13251 * tree-ssa-structalias.c (used_smts): Likewise.
13252 (set_used_smts): Likewise.
13253 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13254 call to set_used_smts.
13256 2008-07-07 Richard Guenther <rguenther@suse.de>
13258 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13259 (new_var_info): Set it to false.
13260 (solution_set_add): Correctly handle pointers outside a var and
13262 (type_safe): Treat variables with is_full_var properly.
13263 (do_sd_constraint): Likewise.
13264 (do_ds_constraint): Likewise.
13265 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13266 (get_constraint_for_ptr_offset): New function.
13267 (get_constraint_for_component_ref): For addresses at least include
13268 the last field of the variable. Handle is_full_vars properly.
13269 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13270 (handle_ptr_arith): Remove.
13271 (find_func_aliases): Simplify assignment handling.
13272 (create_function_info_for): For parameter and result varinfos set
13274 (create_variable_info_for): Set is_full_var flag whenever we
13275 just created a single varinfo for a decl.
13276 (init_alias_vars): Initialize use_field_sensitive from
13277 max-fields-for-field-sensitive parameter.
13279 2008-07-07 Richard Guenther <rguenther@suse.de>
13281 PR tree-optimization/36713
13282 * tree-flow-inline.h (is_call_used): New function.
13283 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13284 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13285 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13287 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13289 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13291 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13293 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13295 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13296 Nathan Sidwell <nathan@codesourcery.com>
13298 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13299 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13301 * config/m68k/t-linux: New.
13302 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13305 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13307 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13308 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13311 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13313 * gcc.c (execute): Fix -Wc++-compat warning.
13315 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13318 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13319 constant for little endian.
13321 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13323 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13324 mips_base_mips16 instead of TARGET_MIPS16.
13325 (mips_base_mips16): Declare.
13326 * config/mips/mips.c (mips_base_mips16): Make global.
13327 (was_mips16_p): Remove GTY marker.
13328 (was_mips16_pch_p): New variable.
13329 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13330 (mips_override_options): Force to non-MIPS16 mode initially.
13331 Do not complain about MIPS16 PIC incompatibilities here.
13332 Only allow -mgpopt if -mexplicit-relocs is in force for
13335 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13337 * configure.ac: Check for caddr_t, define to char * if not defined.
13338 * configure: Regenerate.
13339 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13340 (mmap_gt_pch_use_address): Likewise.
13341 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13343 2008-07-06 Richard Guenther <rguenther@suse.de>
13345 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13346 (new_var_info): Deal with it.
13347 (solution_set_add): Likewise.
13348 (bitpos_of_field): Make signed, fix.
13349 (struct fieldoff): Remove type and decl fields. Make size field
13350 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13352 (fieldoff_compare): Deal with it.
13353 (push_fields_onto_fieldstack): Remove has_union argument, glob
13354 adjacent non-pointer fields together.
13355 (create_function_info_for): Do not set has_union.
13356 (create_variable_info_for): Simplify.
13358 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13360 * config.gcc (extra_headers): Add cross-stdarg.h for target
13361 x86_64-*-* and i?86-*-*.
13362 * config/i386/cross-stdarg.h: New.
13363 * builtins.c (std_fn_abi_va_list): New.
13364 (std_canonical_va_list_type): New.
13365 (stabilize_va_list): Replace va_list_type_node use by
13366 mtarget.canonical_va_list_type.
13367 (gimplify_va_arg_expr): Likewise.
13368 (expand_builtin_va_copy): Replace va_list_type_node use by
13369 mtarget.fn_abi_va_list.
13370 * tree-sra.c (is_va_list_type): New helper.
13371 (decl_can_be_decomposed_p): Replace
13372 va_list_type_node use by is_va_list_type.
13373 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13374 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13375 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13376 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13377 (ix86_enum_va_list): New.
13378 * config/i386/i386.c (sysv_va_list_type_node): New.
13379 (ms_va_list_type_node): New.
13380 (ix86_function_type_abi): Remove sorry.
13381 (ix86_build_builtin_va_list_abi): New.
13382 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13383 for 64-bit targets.
13384 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13385 (ix86_init_builtins_va_builtins_abi): New.
13386 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13387 for 64-bit targets.
13388 (ix86_handle_abi_attribute): New.
13389 (attribute_spec): Add sysv_abi and ms_abi.
13390 (ix86_fn_abi_va_list): New.
13391 (ix86_canonical_va_list_type): New.
13392 (ix86_enum_va_list): New.
13393 (TARGET_FN_ABI_VA_LIST): New.
13394 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13395 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13396 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13397 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13398 (TARGET_ENUM_VA_LIST): New.
13399 * expr.h (std_fn_abi_va_list): New.
13400 (std_canonical_va_list_type): New.
13401 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13402 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13403 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13404 TARGET_CANONICAL_VA_LIST_TYPE.
13405 * target.h (struct gcc_target): Add fn_abi_va_list hook
13406 and canonical_va_list_type hook.
13408 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13410 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13411 integral and pointer types.
13413 2008-07-04 Roger Sayle <roger@eyesopen.com>
13415 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13416 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13418 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13421 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13423 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13425 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13426 build_gimple_modify_stmt.
13427 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13428 gimple operand. Use fold_build* instead of build*.
13430 2008-07-04 Richard Guenther <rguenther@suse.de>
13432 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13433 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13434 properly to compute the reachability set if we do field-sensitive PTA.
13435 * invoke.texi (max-fields-for-field-sensitive): Document default.
13436 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13437 100 for optimize >= 2.
13439 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13441 * ggc-zone.c (lookup_page_table_if_allocated,
13442 set_page_table_entry, zone_find_object_size, alloc_small_page,
13443 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13444 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13445 -Wc++-compat and/or -Wcast-qual warnings.
13447 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13450 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13451 pic_offset_table_rtx to be marked as used here.
13452 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13453 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13454 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13455 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13456 !TARGET_SECURE_PLT.
13458 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13460 * alloc-pool.c (hash_descriptor, eq_descriptor,
13461 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13462 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13464 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13465 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13466 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13467 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13470 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13472 * tree-flow.h (loop_only_exit_p): Declare.
13473 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13474 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13475 the number of iterations if it is constant. Otherwise, if this is the
13476 only possible exit of the loop, use the conservative estimate on the
13477 number of iterations of the entire loop if available.
13479 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13481 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13482 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13483 Add synchronization functions.
13484 * config/sync.c: New file.
13485 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13486 (LIBGCC_SYNC_CFLAGS): Likewise.
13488 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13491 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13492 (*pushtf_sse): New insn pattern.
13493 (pushtf splitters): New splitters.
13495 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13497 PR middle-end/35736
13498 * predict.c (build_predict_expr): Use void_type_node for the tree
13499 type, instead of NULL_TREE.
13501 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13503 * config/i386/i386.c (contains_aligned_value_p): Return true
13505 (ix86_data_alignment): Align TCmode to 128bits.
13506 (ix86_local_alignment): Likewise.
13508 2008-07-03 Andrew Haley <aph@redhat.com>
13511 * vec.h (VEC_TA): New.
13512 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13513 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13514 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13515 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13516 (C_COMMON_FIXED_TYPES): Remove first arg.
13517 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13518 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13519 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13520 not to use empty macro arguments.
13522 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13524 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13525 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13526 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13527 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13528 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13529 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13530 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13531 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13532 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13533 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13534 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13535 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13536 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13537 config/rs6000/e500crtres64gpr.asm,
13538 config/rs6000/e500crtres64gprctr.asm,
13539 config/rs6000/e500crtrest32gpr.asm,
13540 config/rs6000/e500crtrest64gpr.asm,
13541 config/rs6000/e500crtresx32gpr.asm,
13542 config/rs6000/e500crtresx64gpr.asm,
13543 config/rs6000/e500crtsav32gpr.asm,
13544 config/rs6000/e500crtsav64gpr.asm,
13545 config/rs6000/e500crtsav64gprctr.asm,
13546 config/rs6000/e500crtsavg32gpr.asm,
13547 config/rs6000/e500crtsavg64gpr.asm,
13548 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13549 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13550 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13551 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13552 config/sparc/sol2-cn.asm: Remove .file directives.
13554 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13556 * resource.c (mark_referenced_resources): Look inside
13557 UNSPEC_VOLATILEs and ASM_INPUTs.
13559 2008-07-02 Ian Lance Taylor <iant@google.com>
13561 * rtlanal.c (add_reg_note): New function.
13562 * rtl.h (add_reg_note): Declare.
13563 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13564 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13565 * builtins.c (expand_builtin_longjmp): Likewise.
13566 (expand_builtin_nonlocal_goto): Likewise.
13567 * calls.c (emit_call_1, expand_call): Likewise.
13568 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13569 * cfglayout.c (fixup_reorder_chain): Likewise.
13570 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13571 (commit_one_edge_insertion): Likewise.
13572 * combine.c (move_deaths, distribute_notes): Likewise.
13573 * df-problems.c (df_set_note): Likewise.
13574 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13575 (set_unique_reg_note): Likewise.
13576 (emit_copy_of_insn_after): Likewise.
13577 * expr.c (expand_expr_real): Likewise.
13578 * gcse.c (add_label_notes): Likewise.
13579 * haifa-sched.c (create_check_block_twin): Likewise.
13580 * jump.c (mark_jump_label_1): Likewise.
13581 * loop-doloop.c (add_test, doloop_modify): Likewise.
13582 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13583 * lower-subreg.c (move_eh_region_note): Likewise.
13584 * optabs.c (emit_libcall_block): Likewise.
13585 * predict.c (predict_insn): Likewise.
13586 (combine_predictions_for_insn): Likewise.
13587 * recog.c (peephole2_optimize): Likewise.
13588 * regmove.c (try_auto_increment): Likewise.
13589 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13590 * reload.c (find_reloads): Likewise.
13591 * reload1.c (fixup_eh_region_note): Likewise.
13592 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13593 * reorg.c (delete_prior_computation): Likewise.
13594 (delete_computation, dbr_schedule): Likewise.
13595 * config/pa/pa.c (legitimize_pic_address): Likewise.
13596 * config/sh/sh.c (sh_reorg): Likewise.
13598 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13601 * config/libgcc-glibc.ver: Add %exclude.
13602 * config/m32r/libgcc-glibc.ver: Likwise.
13603 * config/s390/libgcc-glibc.ver: Likwise.
13604 * config/sh/libgcc-glibc.ver: Likwise.
13605 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13607 * config/i386/libgcc-glibc.ver: New.
13609 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13611 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13613 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13614 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13615 i[34567]86-*-linux*, x86_64-*-linux*. Add
13616 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13617 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13618 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13619 i[34567]86-*-linux*, x86_64-*-linux*.
13621 * libgcc-std.ver: Add empty GCC_4.4.0.
13623 * mkmap-symver.awk: Support multiple versions per symbol.
13625 * config/i386/i386.c (ix86_init_builtins): Always define
13626 __builtin_fabsq and __builtin_copysignq with fallbacks.
13627 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13628 and __builtin_copysignq if SSE2 isn't available.
13630 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13631 (LIBGCC2_TF_CEXT): Likwise.
13632 (TF_SIZE): Likwise.
13634 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13636 * config/i386/sfp-machine.h: Moved to libgcc.
13638 * config/i386/sfp-machine.h: New.
13639 * config/i386/t-linux: Likwise.
13641 * config/i386/t-darwin: Remove softfp_wrap_start and
13643 * config/i386/t-darwin64: Likewise.
13645 * config/i386/t-fprules-softfp64: Renamed to ...
13646 * config/i386/t-fprules-softfp: This.
13648 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13649 and softfp_wrap_end.
13651 2008-07-02 Jason Merrill <jason@redhat.com>
13653 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13655 * tree.c (ctor_to_list): New fn.
13656 * tree.h: Declare it.
13657 (CONSTRUCTOR_ELT): New macro.
13658 (CONSTRUCTOR_NELTS): New macro.
13660 2008-07-02 Richard Guenther <rguenther@suse.de>
13662 * tree-ssa-structalias.c (struct variable_info): Reorder
13663 to fill padding on 64bit hosts. Make collapsed_to an int.
13664 (get_varinfo_fc): Deal with that.
13665 (new_var_info): Likewise.
13666 (collapse_rest_of_var): Likewise.
13668 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13670 * doc/install.texi (--enable-java-home): Document.
13671 (--enable-aot-compile-rpm): Likewise.
13672 (--with-arch-directory): Likewise.
13673 (--with-os-directory): Likewise.
13674 (--with-origin-name): Likewise.
13675 (--with-arch-suffix): Likewise.
13676 (--with-jvm-root-dir): Likewise.
13677 (--with-jvm-jar-dir): Likewise.
13678 (--with-python-dir): Likewise.
13680 2008-07-02 Richard Guenther <rguenther@suse.de>
13682 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13683 from decls explicitly. Merge operand checking from tuples.
13685 2008-07-02 Martin Jambor <mjambor@suse.cz>
13687 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13689 2008-07-02 Martin Jambor <mjambor@suse.cz>
13691 * tree-switch-conversion.c: Included timevar.h
13692 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13694 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13696 2008-07-02 Martin Jambor <mjambor@suse.cz>
13698 * tree-switch-conversion.c: Corrected various comments and
13700 (build_constructors): Fixed minor formatting mistakes.
13702 * invoke.texi (Optimize Options): Corrected the
13703 switch-conversion-max-branch-ratio parameter.
13705 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13707 * final.c (asm_insn_count): Return zero for an empty asm body.
13709 2008-07-02 Richard Guenther <rguenther@suse.de>
13711 * bitmap.h (bitmap_set_bit): Return bool.
13712 (bitmap_clear_bit): Likewise.
13713 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13714 write to the bitmap if it would.
13715 (bitmap_clear_bit): Likewise.
13716 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13717 bitmap_set_bit return value.
13718 (add_pred_graph_edge): Likewise.
13719 (add_graph_edge): Likewise.
13720 (do_sd_constraint): Likewise.
13721 (do_ds_constraint): Likewise.
13723 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13725 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13726 Fix -Wc++-compat and/or -Wcast-qual warnings.
13727 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13728 gen_regparm_prefix): Likewise.
13729 * vmsdbgout.c (write_modbeg, lookup_filename,
13730 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13732 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13734 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13735 defaults.h definition apply.
13737 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13739 * function.c (assign_parm_remove_parallels): New.
13740 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13742 (assign_parm_setup_block): Do not handle them.
13743 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13744 assign_parm_remove_parallels.
13746 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13748 * c-typeck.c (convert_for_assignment): Use
13749 vector_targets_convertible_p.
13750 * c-common.c (vector_targets_convertible_p): New.
13751 * c-common.h (vector_targets_convertible_p): New prototype.
13752 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13753 opaque_p_V2SI_type_node.
13755 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13757 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13760 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13762 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13763 TFmode constants via two element DImode vector for hosts with
13764 HOST_BITS_PER_WIDE_INT < 64.
13765 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13766 also for HOST_BITS_PER_WIDE_INT < 64.
13768 2008-07-01 Richard Guenther <rguenther@suse.de>
13770 PR tree-optimization/36666
13771 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13772 (get_constraint_exp_from_ssa_var): Split into ...
13773 (get_constraint_exp_for_temp): ... this ...
13774 (get_constraint_for_ssa_var): ... and that.
13775 Return constraint expressions for all touched sub-fields
13776 if the results address is not taken.
13777 (process_constraint): Remove assertion that aggregate
13778 assignments do not happen at this place.
13779 (get_constraint_for_component_ref): Add address_p argument.
13780 Return constraint expressions for all touched sub-fields
13781 if the results address is not taken.
13782 (do_deref): Use get_constraint_exp_for_temp.
13783 (get_constraint_for_1): Rename from ...
13784 (get_constraint_for): ... this. Add the old function as wrapper.
13785 (do_structure_copy): Use get_constraint_for_1.
13787 2008-07-01 Martin Jambor <mjambor@suse.cz>
13789 * Makefile.in (tree-switch-conversion.o): Add.
13790 (OBJS-common): Add tree-swtch-conversion.o.
13791 * passes.c (init_optimization_passes): Add pass_convert_switch.
13792 * tree-pass.h: (pass_convert_switch): Add.
13793 * tree-switch-conversion.c: New file.
13794 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13795 * common.opt (ftree-cswtch): New option.
13796 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13797 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13798 * opts.c (decode_options): Set flag_tree_switch_conversion when
13799 optimization level is >= 2.
13800 * doc/invoke.texi (Optimize Options): Added description of
13801 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13803 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13805 * config/darwin-driver.c (darwin_default_min_version): Fix
13806 -Wc++-compat warnings.
13808 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13810 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13813 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13815 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13817 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13819 PR rtl-optimization/34744
13820 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13821 (df_scan_free_internal): Free data structures not
13822 allocated in storage pools.
13823 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13824 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13825 df_scan_free_mws_vec.
13826 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13829 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13831 * config/i386/i386.c (contains_aligned_value_p): Return true
13833 (ix86_function_arg_boundary): Return its natural boundary
13835 (return_in_memory_32): Don't check TDmode.
13836 (ix86_split_to_parts): Support splitting into 4 parts and
13837 support TFmode for 32bit target.
13838 (ix86_split_long_move): Support splitting into 4 parts.
13839 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13841 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13842 (ix86_init_builtins): Here.
13843 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13844 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13845 'q' and 'w', respectively.
13847 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13849 (movtf_internal): Likewise.
13850 (<code>tf2): Likewise.
13851 (*absnegtf2_sse): Likewise.
13852 (copysign<mode>3): Likewise.
13853 (copysign<mode>3_const): Likewise.
13854 (copysign<mode>3_var): Likewise.
13855 (define_split UNSPEC_COPYSIGN): Likewise.
13856 * config/i386/sse.md (*nandtf3): Likewise.
13857 (<code>tf3): Likewise.
13858 (*<code>tf3): Likewise.
13860 2008-06-30 Joey Ye <joey.ye@intel.com>
13861 H.J. Lu <hongjiu.lu@intel.com>
13863 * global.c (compute_regsets): Set frame_pointer_needed here.
13864 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13866 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13868 * doc/install.texi (specific): Expand Windows build notes.
13870 2008-06-30 Ira Rosen <irar@il.ibm.com>
13872 PR tree-optimization/36648
13873 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13874 number of prolog iterations by step. Fix the comment.
13876 2008-06-30 Richard Guenther <rguenther@suse.de>
13878 PR middle-end/36671
13879 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13880 handle calls from ECF_MALLOC functions.
13881 (handle_pure_call): ECF_MALLOC functions do not return
13883 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13885 2008-06-29 Andreas Schwab <schwab@suse.de>
13887 * config/m68k/m68k.c (print_operand): Always print a float
13889 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13890 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13893 * config/rs6000/x-linux64: Remove never used file.
13895 2008-06-29 Richard Guenther <rguenther@suse.de>
13897 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13899 (struct alias_info): Move ...
13900 * tree-ssa-alias.c: ... here.
13901 (update_alias_info): Declare.
13902 (compute_may_aliases): Call it.
13903 (update_alias_info): New function.
13904 * tree-ssa-structalias.c (update_alias_info): Move ...
13905 * tree-ssa-alias.c (update_alias_info_1): ... here.
13906 * tree-ssa-structalias.c (process_constraint_1): Remove
13907 unused from_call argument. Rename to ...
13908 (process_constraint): ... this. Delete old wrapper.
13909 (make_constraint_to): Adjust callers.
13910 (handle_const_call): Likewise.
13911 (handle_pure_call): Likewise.
13912 (init_base_vars): Likewise.
13913 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13914 (find_func_aliases): We don't need structure copies for
13916 (make_constraint_from_anything): Remove.
13917 (create_variable_info_for): For globals make constraints
13918 from escaped, not from anything.
13919 (compute_points_to_sets): Do not call update_alias_info.
13920 (ipa_pta_execute): Use make_constraint_from.
13922 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13924 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13925 (bitmap.o-warn, dominance.o-warn): New.
13926 * configure.ac (cxx_compat_warn): Delete.
13927 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13928 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13930 * configure: Regenerate.
13932 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13935 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13937 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13938 * df-scan.c (df_notes_rescan): Likewise.
13939 * ggc-page.c (set_page_table_entry): Likewise.
13940 * intl.c (gcc_gettext_width): Likewise.
13941 * varasm.c (get_unnamed_section, get_noswitch_section,
13942 get_section): Likewise.
13944 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13946 * regrename.c (build_def_use): Don't copy RTX.
13948 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13950 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13951 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13952 punctuation. Use @ref instead of @xref.
13953 (Function Names): Remove stray @display/@end display.
13954 (C++ Attributes): Use @ref instead of @xref.
13955 (Deprecated Features): Fix punctuation around @xref.
13956 (Backwards Compatibility): Likewise.
13957 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13959 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13961 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13962 constants for E500 double.
13964 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13966 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13967 element type of const_vector.
13969 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13971 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13972 Remove FLAGS_REG clobber from expander pattern.
13973 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13974 (anddi3, andsi3, andhi3, andqi3): Ditto.
13975 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13976 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13977 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13978 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13979 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13980 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13981 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13982 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13984 2008-06-28 Richard Guenther <rguenther@suse.de>
13986 * tree-ssa-structalias.c (callused_id, var_callused,
13987 callused_tree): Add.
13988 (handle_pure_call): New function.
13989 (find_func_aliases): Call it.
13990 (find_what_p_points_to): Handle the call-used set.
13991 (clobber_what_escaped): Likewise.
13992 (compute_call_used_vars): New function.
13993 (init_base_vars): Init the call-used variable.
13994 (do_sd_constraint): Do not propagate the solution from CALLUSED
13995 but use CALLUSED as a placeholder.
13996 (solve_graph): Likewise.
13997 * tree-flow-inline.h (gimple_call_used_vars): New function.
13998 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13999 (compute_call_used_vars): Declare.
14000 * tree-ssa-alias.c (set_initial_properties): Call
14001 compute_call_used_vars.
14002 (reset_alias_info): Clear call-used variables.
14003 (add_call_clobber_ops): Assert we are not called for const/pure
14004 functions. Remove handling of them.
14005 (add_call_read_ops): Handle pure functions by adding the
14006 call-used set of variables as VUSEs.
14007 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14008 (delete_tree_ssa): Free it.
14009 * tree-dfa.c (remove_referenced_var): Clear the var from the
14012 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14014 * tree.c (build_varargs_function_type_list): New.
14015 (build_function_type_list_1): New.
14016 (build_function_type_list): Use build_function_type_list_1.
14017 * tree.h (build_varargs_function_type_list): New.
14019 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14022 * config/spu/spu.c (spu_builtin_splats): Do not generate
14023 invalid CONST_VECTOR expressions.
14024 (spu_expand_vector_init): Likewise.
14026 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14028 * optabs.c (libfunc_decls): New variable.
14029 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14030 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14031 for the same function twice.
14033 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14035 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14036 ix86_expand_binary_operator directly.
14037 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14039 (*ashrti3_1): Ditto.
14040 (*lshrti3_1): Ditto.
14041 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14042 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14043 using only one splitter. Conditionaly execute splitter before or
14044 after peephole2 pass.
14045 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14046 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14047 Use only one alternative in asm template.
14048 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14050 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14051 "J" operand constraint for operand 2.
14052 (*ashldi3_cconly_rex64): Ditto.
14053 (*ashrdi3_cmp_rex64): Ditto.
14054 (*ashrdi3_cconly_rex64): Ditto.
14055 (*lshrdi3_cmp_rex64): Ditto.
14056 (*lshrdi3_cconly_rex64): Ditto.
14057 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14058 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14059 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14062 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14064 * gimplify.c (omp_is_private): Don't return true if decl is not
14065 already private on #pragma omp for or #pragma omp parallel for.
14068 * tree-cfg.c (struct move_stmt_d): Replace block field with
14069 orig_block and new_block fields.
14070 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14071 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14072 (move_block_to_fn): Replace vars_map and new_label_map arguments
14073 with struct move_stmt_d pointer.
14074 (replace_block_vars_by_duplicates): New function.
14075 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14076 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14077 all subblocks of ORIG_BLOCK to the new function. Call
14078 replace_block_vars_by_duplicates.
14079 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14080 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14081 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14082 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14083 (expand_omp): Temporarily set input_location to the location of
14084 region's controlling stmt.
14085 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14086 BIND_EXPR, push ctx->block_vars and gimplification vars into
14087 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14088 into dest function.
14089 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14090 there are any BLOCK_VARS.
14091 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14092 OMP_PARALLEL or OMP_TASK stmt.
14093 (lower_omp): Save and restore input_location around the lower_omp_1
14096 2008-06-27 Richard Guenther <rguenther@suse.de>
14098 PR tree-optimization/36400
14099 PR tree-optimization/36373
14100 PR tree-optimization/36344
14101 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14102 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14103 (update_alias_info): Remove call clobbering code.
14104 (make_constraint_to): New helper function.
14105 (make_escape_constraint): Likewise.
14106 (handle_rhs_call): Use it on all pointer containing arguments.
14107 Also mark the static chain escaped.
14108 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14109 instead of ANYTHING.
14110 (make_constraint_from): New helper split out from ...
14111 (make_constraint_from_anything): ... here.
14112 (find_func_aliases): Add constraints for escape sites.
14113 (intra_create_variable_infos): Make constraints from NONLOCAL
14115 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14117 (clobber_what_p_points_to): Remove.
14118 (clobber_what_escaped): New function.
14119 (init_base_vars): Init NONLOCAL and ESCAPED.
14120 (do_sd_constraint): Do not propagate the solution from ESCAPED
14121 but use ESCAPED as a placeholder.
14122 (solve_graph): Likewise.
14123 * tree-flow.h (clobber_what_p_points_to): Remove.
14124 (clobber_what_escaped): Declare.
14125 * tree-ssa-alias.c (set_initial_properties): Call it.
14126 Remove code clobbering escaped pointers.
14128 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14130 * function.c (allocate_struct_function): Only allocate a unique
14131 funcdef_no if the decl is nonzero.
14133 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14135 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14136 * config/mips/mips.c (mips_split_const_insns): New function.
14137 * config/mips/mips.md (move_type): New attribute.
14138 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14139 (dword_mode): New attribute.
14140 (type): Avoid long line. Map "move_type"s to "type"s,
14141 choosing "multi" for doubleword moves if appropriate.
14142 Swap MTC/MFC comments to match their declaration order.
14143 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14144 "type" is "branch" or "jal" is "direct".
14145 (length): Handle "extended_mips16" first. Make the default
14146 "0" for "ghost" instructions. Set the length from "move_type".
14147 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14148 of "type", with "sll0" for the register alternative. Remove the
14149 "extended_mips16" attribute.
14150 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14151 of "type", with "shift_shift" for the register alternative.
14152 Remove the "length" attribute.
14153 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14154 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14155 of "type", with "andi" for the register alternative.
14156 (*zero_extendqihi2): Likewise.
14157 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14158 of "andi" instead of a "type" of "arith".
14159 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14161 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14162 (mov_<store>r, *mov<mode>_ra): Likewise.
14163 (extendsidi2): Use "move_type" instead of "type", with "move"
14164 for the register alternative.
14165 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14166 of "type", with "signext" for the register alternative.
14167 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14168 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14169 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14170 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14171 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14172 (unnamed branch insn): Likewise.
14173 (*movdi_gp32_fp64): Fold into...
14174 (*movdi_32bit): ...here.
14175 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14176 (*movdf_hardfloat): ...this new pattern.
14177 (*movdf_softfloat): Remove redundant FPR alternatives.
14178 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14179 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14180 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14181 the "move" attribute.
14182 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14183 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14184 and "store" for COP loads and stores.
14185 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14186 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14187 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14188 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14189 (*movtf_mips16, *movv2sf): Likewise.
14190 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14191 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14192 (mfhc1<mode>): Use "move_type" instead of "move".
14193 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14194 (loadgp_blockage): Remove the "length" attribute.
14195 (blockage, set_got_version, update_got_version): Likewise.
14196 (call_internal): Remove the "extended_mips16" attribute.
14197 (call_value_internal, call_value_multiple_internal): Likewise.
14198 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14200 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14201 the "length" attribute.
14203 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14205 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14206 -Wcast-qual warnings.
14207 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14208 handle_pragma_pop_macro): Likewise.
14209 * collect2.c (resolve_lib_name): Likewise.
14210 * config/arc/arc.c (arc_init): Likewise.
14211 * config/arm/arm.c (neon_builtin_compare,
14212 locate_neon_builtin_icode): Likewise.
14213 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14214 * config/bfin/bfin.c (bfin_init_machine_status,
14215 bfin_optimize_loop): Likewise.
14216 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14217 * config/cris/cris.c (cris_init_expanders): Likewise.
14218 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14219 * config/darwin.c (machopic_indirection_eq,
14220 machopic_indirection_name, machopic_output_indirection): Likewise.
14221 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14222 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14223 frv_optimize_membar): Likewise.
14224 * config/i386/cygwin.h (mingw_scan,
14225 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14226 * config/i386/cygwin1.c (mingw_scan): Likewise.
14227 * config/i386/i386.c (machopic_output_stub): Likewise.
14228 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14229 i386_pe_unique_section): Likewise.
14230 * config/ia64/ia64.c (ia64_init_machine_status,
14231 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14233 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14234 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14235 * config/m68k/m68k.c (m68k_handle_option,
14236 m68k_sched_md_init_global): Likewise.
14237 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14238 mcore_unique_section): Likewise.
14239 * config/mips/mips.c (mips_block_move_straight,
14240 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14242 * config/mmix/mmix.c (mmix_init_machine_status,
14243 mmix_encode_section_info): Likewise.
14244 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14245 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14246 print_operand_address, output_toc, redefine_groups,
14247 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14248 * config/s390/s390.c (s390_init_machine_status): Likewise.
14249 * config/score/score.c (score_block_move_straight,
14250 score_block_move_loop_body): Likewise.
14251 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14252 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14253 * emit-rtl.c (find_auto_inc): Likewise.
14254 * gcc.c (translate_options, process_command): Likewise.
14255 * reorg.c (dbr_schedule): Likewise.
14256 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14257 * xcoffout.c (xcoffout_declare_function): Likewise.
14259 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14261 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14262 ipa-pta working again.
14264 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14266 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14269 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14271 * config.gcc (powerpc*-*-*): Add new core e500mc.
14272 * config/rs6000/e500mc.md: New file.
14273 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14275 (rs6000_override_options): Add e500mc case to
14276 processor_target_table. Altivec and Spe options not allowed
14277 with e500mc. Add isel instruction to e500mc by
14278 default. Initialize rs6000_cost for e500mc.
14279 (rs6000_issue_rate): Set issue rate for e500mc.
14280 * config/rs6000/rs6000.h (processor_type): Add
14281 PROCESSOR_PPCE500MC.
14282 (ASM_CPU_SPEC): Add e500mc.
14283 Set TARGET_ISEL to rs6000_isel.
14284 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14285 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14286 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14288 * doc/invoke.texi: Add e500mc to list of cpus.
14290 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14293 * c-lex.c (lex_charconst): Initialize unsignedp.
14295 2008-06-27 Olivier Hainque <hainque@adacore.com>
14297 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14298 documented assumptions.
14300 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14302 * dwarf2out.c: Remove trailing white spaces. Break long line
14305 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14307 * libfuncs.h (LTI_synchronize): New libfunc_index.
14308 (synchronize_libfunc): Declare.
14309 * builtins.c (expand_builtin_synchronize): Consider using
14310 synchronize_libfunc before falling back on an asm blockage.
14311 * config/mips/mips.c: Include libfuncs.h
14312 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14314 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14316 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14317 parameter. Copy stack_reg to r11 where appropriate.
14318 (no_global_regs_above): Add gpr parameter.
14319 (rs6000_stack_info): Only add padding for SPE save area if we
14320 are saving SPE GPRs and CR.
14321 (saveres_routine_syms): New variable.
14322 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14324 (rs6000_savres_routine_sym): New function.
14325 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14327 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14328 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14329 Tweak FPR out-of-line saving.
14330 (rs6000_make_savres_rtx): New function.
14331 (rs6000_use_multiple_p): New function.
14332 (rs6000_savres_strategy): New function.
14333 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14334 out-of-line if appropriate.
14335 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14336 if we are optimizing for size.
14337 (GP_SAVE_INLINE): Define.
14338 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14339 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14340 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14341 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14342 (*save_fpregs_<mode>): Add use of r11.
14343 (*restore_gpregs_<mode>): New insn.
14344 (*return_and_restore_gpregs_<mode>): New insn.
14345 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14347 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14348 (*restore_gpregs_spe): New insn.
14349 (*return_and_restore_gpregs_spe): New insn.
14350 * config/rs6000/predicates.md (save_world_operation): Fix check.
14352 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14354 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14355 this point, so assert that.
14357 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14359 * cfganal.c: Include vec.h and vecprim.h.
14360 (compute_idf): Import from...
14361 * tree-into-ssa (compute_idf): ...here.
14362 * basic-block.h (compute_idf): Export.
14364 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14366 * c-decl.c (merge_decls): Use !current_function_decl to check for
14367 extern declaration of C99 inline function being at file scope.
14369 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14371 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14373 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14375 * alias.c (record_alias_subset, init_alias_analysis): Fix
14376 -Wc++-compat and/or -Wcast-qual warnings.
14377 * attribs.c (lookup_attribute_spec): Likewise.
14378 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14379 copy_bb, connect_traces,
14380 find_rarely_executed_basic_blocks_and_cr): Likewise.
14381 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14382 note_btr_set, migrate_btr_defs): Likewise.
14383 * builtins.c (result_vector, expand_builtin_memcpy,
14384 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14385 builtin_memset_read_str, expand_builtin_printf,
14386 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14388 * caller-save.c (mark_set_regs): Likewise.
14389 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14390 * cgraph.c (cgraph_edge): Likewise.
14391 * combine.c (likely_spilled_retval_1): Likewise.
14392 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14393 htab_counts_entry_del, get_coverage_counts): Likewise.
14394 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14395 new_cselib_val): Likewise.
14396 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14397 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14399 * df-core.c (df_compact_blocks): Likewise.
14400 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14401 * df-scan.c (df_grow_reg_info, df_ref_create,
14402 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14403 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14404 df_record_entry_block_defs, df_record_exit_block_uses,
14405 df_bb_verify): Likewise.
14406 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14407 DF_REF_EXTRACT_MODE_CONST): New.
14408 * dominance.c (get_immediate_dominator, get_dominated_by,
14409 nearest_common_dominator, root_of_dom_tree,
14410 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14411 -Wc++-compat and/or -Wcast-qual warnings.
14412 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14413 record_store, replace_read, check_mem_read_rtx, scan_insn,
14414 dse_step1, dse_record_singleton_alias_set): Likewise.
14415 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14417 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14419 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14420 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14421 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14422 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14423 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14424 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14425 file_name_acquire, output_file_names, add_const_value_attribute,
14426 premark_used_types_helper, file_table_eq, file_table_hash,
14427 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14428 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14429 -Wcast-qual warnings.
14430 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14431 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14432 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14433 gen_reg_rtx, start_sequence, init_emit): Likewise.
14434 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14435 * except.c (init_eh_for_function, gen_eh_region,
14436 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14437 arh_to_landing_pad, arh_to_label, add_action_record,
14438 add_call_site, switch_to_exception_section): Likewise.
14439 * expmed.c (synth_mult): Likewise.
14440 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14441 store_expr): Likewise.
14442 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14444 * function.c (assign_stack_temp_for_type,
14445 allocate_struct_function, match_asm_constraints_1): Likewise.
14446 * gcov-io.c (gcov_allocate): Likewise.
14447 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14448 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14449 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14450 record_one_set, insert_expr_in_table, insert_set_in_table,
14451 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14452 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14453 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14454 -Wcast-qual warnings.
14456 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14458 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14459 -Wcast-qual warnings.
14460 * gcc.c (process_command): Likewise.
14461 * genattrtab.c (oballoc): Use XOBNEW.
14462 (oballocvec): Define.
14463 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14464 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14465 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14466 -Wc++-compat and/or -Wcast-qual warnings.
14467 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14468 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14469 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14470 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14471 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14472 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14473 add_excls, process_presence_absence_names,
14474 process_presence_absence_patterns, add_presence_absence,
14475 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14476 get_free_state, add_arc, get_free_automata_list_el,
14477 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14478 transform_3, cache_presence, create_ainsns, create_automata,
14479 create_state_ainsn_table, dfa_insn_code_enlarge,
14480 output_trans_func, output_min_issue_delay_func,
14481 output_dead_lock_func, output_reset_func,
14482 output_get_cpu_unit_code_func, output_dfa_start_func,
14483 expand_automata): Likewise.
14484 * genextract.c (gen_insn): Likewise.
14485 * gengtype-lex.l: Likewise.
14486 * gengtype.c (read_input_list, adjust_field_type,
14487 process_gc_options): Likewise.
14488 * genoutput.c (note_constraint): Likewise.
14489 * genpreds.c (mangle, add_constraint): Likewise.
14490 * genrecog.c (process_define_predicate, new_decision,
14491 add_to_sequence): Likewise.
14492 * gensupport.c (record_insn_name): Likewise.
14494 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14496 * config/i386/driver-i386.c (detect_caches_amd,
14497 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14498 and/or -Wcast-qual warnings.
14499 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14500 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14501 gt_pch_save): Likewise.
14502 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14503 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14504 * global.c (compute_regsets): Likewise.
14505 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14506 finish_graph_dump_file): Likewise.
14507 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14508 unlink_bb_notes): Likewise.
14509 * integrate.c (get_hard_reg_initial_val): Likewise.
14510 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14511 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14512 * local-alloc.c (update_equiv_regs): Likewise.
14513 * loop-invariant.c (check_invariant_table_size,
14514 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14516 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14517 altered_reg_used, mark_altered): Likewise.
14518 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14519 insert_var_expansion_initialization,
14520 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14521 release_var_copies): Likewise.
14522 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14523 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14524 analyze_accesses_for_phi_node, check_var_notmodified_p,
14525 check_allocation_function, find_sites_in_func,
14526 record_all_accesses_in_func, transform_access_sites,
14527 transform_allocation_sites): Likewise.
14528 * omp-low.c (new_omp_region, create_omp_child_function_name,
14529 check_omp_nesting_restrictions, check_combined_parallel,
14530 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14531 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14532 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14533 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14535 * opts-common.c (prune_options): Likewise.
14536 * opts.c (add_input_filename, print_filtered_help,
14537 get_option_state): Likewise.
14538 * params.c (add_params): Likewise.
14539 * passes.c (set_pass_for_id, next_pass_1,
14540 do_per_function_toporder, pass_fini_dump_file): Likewise.
14541 * postreload.c (reload_cse_simplify_operands): Likewise.
14542 * predict.c (tree_predicted_by_p, tree_predict_edge,
14543 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14545 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14547 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14549 * recog.c (check_asm_operands, validate_change_1): Likewise.
14550 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14551 subst_asm_stack_regs): Likewise.
14552 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14553 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14554 * regmove.c (reg_is_remote_constant_p): Likewise.
14555 * regrename.c (regrename_optimize, scan_rtx_reg,
14556 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14558 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14559 regstat_compute_calls_crossed): Likewise.
14560 * reload1.c (init_reload, new_insn_chain,
14561 has_nonexceptional_receiver, reload, copy_reloads,
14562 calculate_needs_all_insns, init_elim_table): Likewise.
14563 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14564 * rtl.c (shallow_copy_rtx_stat): Likewise.
14565 * rtlanal.c (parms_set): Likewise.
14566 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14567 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14568 * sched-ebb.c (earliest_block_with_similiar_load,
14569 add_deps_for_risky_insns): Likewise.
14570 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14571 schedule_region): Likewise.
14572 * see.c (eq_descriptor_pre_extension,
14573 hash_descriptor_pre_extension, hash_del_pre_extension,
14574 eq_descriptor_properties, hash_descriptor_properties,
14575 hash_del_properties, see_seek_pre_extension_expr,
14576 see_initialize_data_structures, see_print_register_properties,
14577 see_print_pre_extension_expr, see_delete_merged_def_extension,
14578 see_delete_unmerged_def_extension, see_emit_use_extension,
14579 see_pre_delete_extension, see_map_extension, see_commit_changes,
14580 see_analyze_merged_def_local_prop,
14581 see_analyze_merged_def_local_prop,
14582 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14583 see_set_prop_merged_def, see_set_prop_unmerged_def,
14584 see_set_prop_unmerged_use, see_print_one_extension,
14585 see_merge_one_use_extension, see_merge_one_def_extension,
14586 see_store_reference_and_extension, see_update_uses_relevancy,
14587 see_update_defs_relevancy): Likewise.
14588 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14589 hash_statistics_free, curr_statistics_hash): Likewise.
14590 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14591 expand_asm_operands, expand_return, case_bit_test_cmp,
14592 expand_case): Likewise.
14593 * stor-layout.c (start_record_layout): Likewise.
14594 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14595 gt_pch_save_stringpool): Likewise.
14596 * tree-data-ref.c (hash_stmt_vertex_info,
14597 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14598 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14600 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14603 * config/i386/i386.md : Change constraints of HImode and QImode
14604 immediate operands from "i" to "n". Change SImode "ni" constraint to
14605 "i" and SImode "rmi" constraint to "g". Remove all constraints
14606 from const0_operand and const1_operand predicated operands.
14607 (i): Change QImode and HImode attribute from "i" to "n".
14608 (*subqi_2): Change HImode operands to QImode.
14611 2008-06-25 Olivier Hainque <hainque@adacore.com>
14613 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14616 2008-06-25 Richard Guenther <rguenther@suse.de>
14618 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14619 not overflow the result type.
14621 2008-06-25 Richard Guenther <rguenther@suse.de>
14623 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14624 (vn_lookup): Likewise.
14626 2008-06-25 Richard Guenther <rguenther@suse.de>
14628 PR tree-optimization/35518
14629 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14630 * tree-sra.c (instantiate_element): Use fold_build3 to build
14632 (try_instantiate_multiple_fields): Likewise.
14634 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14636 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14639 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14641 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14642 use_backchain_to_restore_sp to true
14643 if the offset of the link register save area would go over the 32k - 1
14644 offset limit of the load
14647 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14649 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14650 anchor for the type-punning blurb. Cross-reference "Structures
14651 unions enumerations and bit-fields implementation". Provide a
14652 cast-through-pointer example. Make final sentence self-contained.
14653 * doc/implement-c.texi (Structures unions enumerations and
14654 bit-fields implementation): Cross-reference the type-punning blurb
14655 in the -fstrict-aliasing documentation.
14657 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14659 PR middle-end/36594
14660 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14661 the memory instead of the memory itself for the save area.
14663 2008-06-24 Olivier Hainque <hainque@adacore.com>
14664 Nicolas Roche <roche@adacore.com>
14666 * gengtype.c (srcdir_len): size_t instead of int.
14667 (get_file_realbasename): New function. For F a filename, the real
14668 basename of F, with all the path components stripped.
14669 (get_file_srcdir_relative_path): New function. For F a filename, the
14670 relative path to F from $(srcdir).
14671 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14672 get_file_realbasename. Adjust the head comment.
14673 (get_prefix_langdir_index): New function. For F a filename, return the
14674 lang_dir_names[] relative index of the language directory that is
14676 (get_file_langdir): For F a filename, return the name of the language
14677 directory where F is located.
14678 (get_file_gtfilename): New function. The gt- output file name for an
14680 (get_output_file_with_visibility): Replace in-line computations with
14681 uses of get_file_gtfilename and get_prefix_langdir_index.
14682 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14684 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14686 PR tree-optimization/36504
14687 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14688 references without base address.
14690 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14692 PR middle-end/36584
14693 * calls.c (expand_call): Increase alignment for recursive functions.
14695 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14697 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14698 (TARGET_FUNCTION_VALUE): New define.
14699 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14700 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14702 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14704 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14705 (fmod<mode>3): Ditto.
14706 (remainderxf3): Ditto.
14707 (remainder<mode>3): Ditto.
14709 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14712 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14713 REG is a hard register.
14715 PR tree-optimization/36508
14716 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14717 499, don't check it at all in release compilers.
14719 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14721 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14722 together with SSE_TARGET_MATH to disable insn pattern.
14723 (*fop_<MODEF:mode>_2_i387): Ditto.
14724 (*fop_<MODEF:mode>_3_i387): Ditto.
14726 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14728 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14730 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14732 PR middle-end/34906
14733 * gimplify.c (gimplify_asm_expr): Check the return code of
14734 parse_output_constraint call, set function return and is_inout
14735 value if it failed.
14737 2008-06-22 Ian Lance Taylor <iant@google.com>
14739 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14740 (narrowest_signed_type): Likewise.
14741 * c-typeck.c (c_common_type): Change local variable mclass to enum
14743 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14744 tcc_comparison, not the tree code itself.
14745 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14746 (c_expand_expr): Cast modifier to enum expand_modifier.
14747 * c-common.h (C_RID_CODE): Add casts.
14748 (C_SET_RID_CODE): Define.
14749 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14750 (c_lex_one_token): Add cast to avoid warning.
14751 (c_parser_objc_type_name): Rename local typename to type_name.
14752 (check_no_duplicate_clause): Change code parameter to enum
14754 (c_parser_omp_var_list_parens): Change kind parameter to enum
14756 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14757 c_parser_omp_list_var_parens.
14758 (c_parser_omp_threadprivate): Likewise.
14759 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14760 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14761 * c-format.c (NO_FMT): Define.
14762 (printf_length_specs): Use NO_FMT.
14763 (asm_fprintf_length_specs): Likewise.
14764 (gcc_diag_length_specs): Likewise.
14765 (scanf_length_specs): Likewise.
14766 (strfmon_length_specs): Likewise.
14767 (gcc_gfc_length_specs): Likewise.
14768 (printf_flag_specs): Change 0 to STD_C89.
14769 (asm_fprintf_flag_specs): Likewise.
14770 (gcc_diag_flag_specs): Likewise.
14771 (gcc_cxxdiag_flag_specs): Likewise.
14772 (scanf_flag_specs): Likewise.
14773 (strftime_flag_specs): Likewise.
14774 (strfmon_flag_specs): Likewise.
14775 (print_char_table): Likewise.
14776 (asm_fprintf_char_table): Likewise.
14777 (gcc_diag_char_table): Likewise.
14778 (gcc_tdiag_char_table): Likewise.
14779 (gcc_cdiag_char_table): Likewise.
14780 (gcc_cxxdiag_char_table): Likewise.
14781 (gcc_gfc_char_table): Likewise.
14782 (scan_char_table): Likewise.
14783 (time_char_table): Likewis.
14784 (monetary_char_table): Likewise.
14785 * c-format.h (BADLEN): Likewise.
14787 2008-06-21 Ian Lance Taylor <iant@google.com>
14789 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14790 Define END_OF_BASE_TREE_CODES around inclusion.
14791 * tree.c (tree_code_type): New global array.
14792 (tree_code_length, tree_code_name): Likewise.
14793 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14794 $(lang_tree_files).
14795 (all-tree.def, s-alltree): New targets.
14796 (gencheck.h, s-gencheck): Remove.
14797 (tree.o): Depend upon all-tree.def.
14798 (build/gencheck.o): Remove gencheck.h dependency.
14799 (mostlyclean): Don't remove gencheck.h.
14800 * c-common.h (enum c_tree_code): Remove.
14801 * c-lang.c (tree_code_type): Remove.
14802 (tree_code_length, tree_code_name): Remove.
14803 * gencheck.c (tree_codes): Include all-tree.def, rather than
14804 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14806 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14808 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14809 (operator_name_info): Size to MAX_TREE_CODES.
14810 (assignment_operator_name_info): Likewise.
14811 * cp/cp-lang.c (tree_code_type): Remove.
14812 (tree_code_length, tree_code_name): Remove.
14813 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14814 (assignment_operator_name_info): Likewise.
14815 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14817 * cp/mangle.c (write_expression): Likewise.
14818 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14819 * fortran/f95-lang.c (tree_code_type): Remove.
14820 (tree_code_length, tree_code_name): Remove.
14821 * java/java-tree.h (enum java_tree_code): Remove.
14822 * java/lang.c (tree_code_type): Remove.
14823 (tree_code_length, tree_code_name): Remove.
14824 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14825 * objc/objc-act.h (enum objc_tree_code): Remove.
14826 * objc/objc-lang.c (tree_code_type): Remove.
14827 (tree_code_length, tree_code_name): Remove.
14828 * objcp/objcp-lang.c (tree_code_type): Remove.
14829 (tree_code_length, tree_code_name): Remove.
14830 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14831 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14832 * ada/misc.c (tree_code_type): Remove.
14833 (tree_code_length, tree_code_name): Remove.
14835 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14837 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14838 the grand_bitmap_obstack.
14840 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14842 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14843 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14844 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14845 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14846 move_stmt_r, new_label_mapper): Likewise.
14847 * tree-complex.c (cvc_lookup): Likewise.
14848 * tree-dfa.c (create_function_ann): Likewise.
14849 * tree-dump.c (dump_register): Likewise.
14850 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14851 find_phi_replacement_condition): Likewise.
14852 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14853 tree_function_versioning): Likewise.
14854 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14855 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14856 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14857 get_nonlocal_debug_decl, convert_nonlocal_reference,
14858 convert_nonlocal_omp_clauses, get_local_debug_decl,
14859 convert_local_reference, convert_local_omp_clauses,
14860 convert_nl_goto_reference, convert_nl_goto_receiver,
14861 convert_tramp_reference, convert_call_expr): Likewise.
14862 * tree-outof-ssa.c (contains_tree_r): Likewise.
14863 * tree-parloops.c (reduction_phi, initialize_reductions,
14864 eliminate_local_variables_1, add_field_for_reduction,
14865 add_field_for_name, create_phi_for_local_result,
14866 create_call_for_reduction_1, create_loads_for_reductions,
14867 create_stores_for_reduction, create_loads_and_stores_for_name):
14869 * tree-phinodes.c (allocate_phi_node): Likewise.
14870 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14871 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14872 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14873 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14874 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14875 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14876 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14877 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14878 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14879 vn_nary_op_insert): Likewise.
14880 * tree-ssa.c (redirect_edge_var_map_add,
14881 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14882 * tree-vectorizer.c (vectorize_loops): Likewise.
14883 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14884 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14885 tree_cons_stat, build1_stat, build_variant_type_copy,
14886 decl_init_priority_lookup, decl_fini_priority_lookup,
14887 decl_priority_info, decl_restrict_base_lookup,
14888 decl_restrict_base_insert, decl_debug_expr_lookup,
14889 decl_debug_expr_insert, decl_value_expr_lookup,
14890 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14891 type_hash_add, get_file_function_name, tree_check_failed,
14892 tree_not_check_failed, tree_range_check_failed,
14893 omp_clause_range_check_failed, build_omp_clause,
14894 build_vl_exp_stat): Likewise.
14895 * value-prof.c (gimple_histogram_value,
14896 gimple_duplicate_stmt_histograms): Likewise.
14897 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14898 unshare_variable, variable_union_info_cmp_pos, variable_union,
14899 dataflow_set_different_1, dataflow_set_different_2,
14900 vt_find_locations, variable_was_changed, set_variable_part,
14901 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14902 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14903 section_entry_hash, object_block_entry_eq,
14904 object_block_entry_hash, create_block_symbol,
14905 initialize_cold_section_name, default_function_rodata_section,
14906 strip_reg_name, set_user_assembler_name, const_desc_eq,
14907 build_constant_desc, output_constant_def, lookup_constant_def,
14908 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14909 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14910 default_internal_label): Likewise.
14911 * varray.c (varray_init, varray_grow): Likewise.
14912 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14914 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14916 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14917 operators for "test" insn. Macroize insn using SWI mode macro.
14918 (*jcc_fused_2): Ditto.
14919 (*jcc_fused_3): Macroize insn using SWI mode macro.
14920 (*jcc_fused_4): Ditto.
14922 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14924 * tree-ssa-pre.c: Fix typo in comment.
14925 (init_antic, fini_antic): Add explicit funtions for
14926 initializing and deinitializing ANTIC and AVAIL sets.
14927 (create_expression_by_pieces): Fix typo in comment.
14928 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14929 (execute_pre): Eventually dump details about ANTIC_IN.
14931 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14933 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14934 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14935 add_to_obstack, file_at_path, find_a_file, execute,
14936 add_preprocessor_option, add_assembler_option, add_linker_option,
14937 process_command, insert_wrapper, do_option_spec, do_self_spec,
14938 spec_path, do_spec_1, is_directory, main, used_arg,
14939 getenv_spec_function): Likewise.
14940 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14941 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14944 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14946 * doc/rtl.texi: Updated subreg section.
14948 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14951 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14952 node->needed and node->reachable.
14953 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14954 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14955 (expand_task_call): Don't call expand_task_copyfn.
14956 (expand_task_copyfn): Renamed to...
14957 (finalize_task_copyfn): ... this.
14959 2008-06-19 Jan Hubicka <jh@suse.cz>
14961 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14962 clobbering framepointer.
14964 2008-06-19 Jan Hubicka <jh@suse.cz>
14966 * tree-optimize.c (execute_early_local_optimizations): Set
14967 cgraph_state only at first invocation.
14969 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14971 * system.h (-Wc++-compat): Activate as a warning, no an error.
14973 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14975 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14976 instead of "#" in insn asm template.
14977 (*jcc_fused_2): Ditto.
14979 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14981 * config/i386/i386.h (ix86_tune_indices)
14982 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14983 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14984 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14985 (*jcc_fused_2): Ditto.
14986 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14987 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14988 (print operand): Handle 'E' and 'e' code.
14990 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14992 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14993 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14994 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14996 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14998 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15000 (cgraph_expand_function): Use local copy of decl.
15001 (cgraph_expand_all_functions): Remove redundant initialization of
15003 (cgraph_optimize): Reword internal_error message.
15005 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15007 * arm-protos.h (arm_return_in_memory): Remove public
15008 arm_return_in_memory() prototype.
15009 * arm.c (arm_return_in_memory): Add static prototype, add target
15010 hook macro, change definition and comments.
15011 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15013 2008-06-19 Ben Elliston <bje@au.ibm.com>
15015 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15016 real.c: Remove references to IEEE 754R.
15017 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15018 * doc/libgcc.texi (Decimal float library routines): Likewise.
15020 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15022 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15023 (default_unwind_word_mode): Add prototype.
15024 * targhooks.c (default_unwind_word_mode): New function.
15025 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15026 instead of word_mode.
15027 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15028 (TARGET_INITIALIZER): Use it.
15030 * c-common.c (handle_mode_attribute): Support "unwind_word"
15032 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15034 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15035 word_mode to access SjLj_Function_Context member "data".
15036 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15037 conversion from targetm.eh_return_filter_mode () to
15038 targetm.unwind_word_mode () if they differ.
15040 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15041 (BT_FN_UNWINDWORD_PTR): New function type.
15042 (BT_FN_WORD_PTR): Remove.
15043 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15044 * except.c (expand_builtin_extend_pointer): Convert pointer to
15045 targetm.unwind_word_mode () instead of word_mode.
15047 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15048 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15049 (spu_unwind_word_mode): New function.
15050 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15051 (TARGET_UNWIND_WORD_MODE): Define.
15052 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15054 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15056 * config/spu/spu.c (reg_align): Remove.
15057 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15058 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15059 (spu_split_store): Likewise.
15061 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15063 * gcc/tree-vn.c: Fix typo in comment.
15065 2008-06-18 Jan Hubicka <jh@suse.cz>
15067 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15068 toplevel reorder too.
15070 2008-06-18 Jan Hubicka <jh@suse.cz>
15072 * c-opts.c (c_common_post_options): PCH is not compatible with
15074 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15075 -fno-toplevel-reorder by default now.
15077 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15079 PR documentation/30739
15080 * doc/install.texi (Prerequisites): Document dependency on awk.
15082 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15083 Ian Lance Taylor <iant@google.com>
15085 PR rtl-optimization/35604
15086 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15087 only want to change jump destinations, not eventual label comparisons.
15089 2008-06-16 Jan Hubicka <jh@suse.cz>
15091 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15093 (cgraph_analyze_function): Likewise.
15095 2008-06-16 Jan Hubicka <jh@suse.cz>
15097 * cgraph.h (cgraph_mark_if_needed): New function.
15098 * cgraphunit.c (cgraph_mark_if_needed): New function.
15099 * c-decl.c (duplicate_decl): Use it.
15101 2008-06-16 Jan Hubicka <jh@suse.cz>
15103 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15106 2008-06-16 Jan Hubicka <jh@suse.cz>
15108 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15110 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15111 Kazu Hirata <kazu@codesourcery.com>
15112 Maxim Kuvyrkov <maxim@codesourcery.com
15114 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15115 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15116 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15117 EXTRA_SPEC_FUNCTIONS.
15118 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15119 (DRIVER_SELF_SPECS): Adjust.
15120 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15121 * config/mips/st.h, config/mips/t-st: New.
15122 * config/mips/driver-native.c, config/mips/x-native: New.
15123 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15126 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15128 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15130 (ISA_HAS_FP_CONDMOVE): New macro.
15131 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15132 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15133 (ISA_HAS_NMADD3_NMSUB3): New macro.
15134 * config/mips/mips.c (mips_rtx_costs): Update.
15135 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15136 compiling for ST Loongson 2E/2F.
15137 (madd<mode>): Rename to madd4<mode>. Update.
15138 (madd3<mode>): New pattern.
15139 (msub<mode>): Rename to msub4<mode>. Update.
15140 (msub3<mode>): New pattern.
15141 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15142 (nmadd3<mode>): New pattern.
15143 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15144 (nmadd3<mode>_fastmath): New pattern.
15145 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15146 (nmsub3<mode>): New pattern.
15147 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15148 (nmsub3<mode>_fastmath): New pattern.
15149 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15151 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15153 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15154 (DF_REF_INSN_INFO): New.
15155 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15156 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15157 with a NULL DF_REF_INSN_INFO.
15158 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15160 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15161 DF_INSN_INFO_EQ_USES): New.
15162 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15163 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15164 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15165 * df-core.c: Update comment for above changes.
15166 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15167 DF_INSN_UID_* macros.
15168 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15169 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15170 insn rtx. Update all callers.
15171 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15172 df_ref_create_structure, df_insn_refs_collect): Likewise.
15173 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15174 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15175 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15176 macros to access the insn refs.
15177 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15178 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15179 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15180 for accessing the refs.
15181 (try_fwprop_subst): Likewise.
15182 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15183 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15184 for accessing the refs.
15185 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15186 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15187 to look at the insn refs.
15188 (record_uses): Likewise.
15189 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15191 (mark_artificial_uses): Don't mark_insn for artificial refs.
15192 (mark_reg_rependencies): Likewise.
15194 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15196 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15198 * configure: Regenerate.
15200 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15202 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15203 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15204 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15206 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15208 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15209 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15210 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15212 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15214 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15215 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15216 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15218 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15220 * tree-ssa-sccvn.c: Fix format of comments.
15222 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15224 * cgraph.c: Remove unneeded forward declarations of eq_node()
15227 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15229 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15231 (see_update_relevancy): Likewise.
15232 * fwprop.c (try_fwprop_subst): Likewise.
15233 * rtlanal.c (noop_move_p): Likewise.
15234 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15235 notes to non-existing libcall blocks.
15236 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15238 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15239 (dead_libcall_p): Remove.
15240 (delete_trivially_dead_insns): Don't use it.
15241 * web.c (union_defs): Remove comment about keeping nops.
15242 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15243 (compute_hash_table_work): Don't track libcall notes.
15244 (do_local_cprop): Don't take libcall pointers. Don't update
15246 (adjust_libcall_notes): Deleted.
15247 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15248 ever have existed in the first place).
15249 (replace_store_insn): Don't try to remove libcall notes.
15250 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15251 (resolve_reg_notes): Don't call them.
15252 (resolve_simple_move): Likewise.
15253 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15254 Don't remove REG_RETVAL notes.
15255 * emit-rtl.c (try_split): Don't update libcall notes.
15256 (emit_copy_of_insn_after): Dito.
15257 * cselib.c (cselib_current_insn_in_libcall): Remove.
15258 (cselib_process_insn): Don't set/clear it.
15259 (new_elt_loc_list): Don't record it.
15260 (cselib_init): Don't initialize it.
15261 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15262 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15264 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15265 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15266 (init_deps): Don't initialize it.
15267 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15268 * combine.c (delete_noop_moves): Don't update libcall notes.
15269 (can_combine_p): Remove now pointless #if 0 block.
15270 (try_combine): Remove another obsolete #if 0 block.
15271 (distribute_notes): Don't distribute libcall notes.
15272 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15273 * dce.c (libcall_dead_p): Remove.
15274 (delete_unmarked_insns): Don't handle libcall blocks.
15275 (preserve_libcall_for_dce): Remove.
15276 (prescan_insns_for_dce): Don't special-case libcall block insns.
15277 * reload1 (reload): Don't handle libcall notes.
15278 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15281 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15283 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15284 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15285 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15287 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15289 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15290 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15291 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15293 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15295 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15297 2008-06-16 Ira Rosen <irar@il.ibm.com>
15299 PR tree-optimization/36493
15300 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15301 the arguments list. Use VECTYPE to create vector pointer.
15302 (vectorizable_store): Fail if accesses through a pointer to vectype
15303 do not alias the original memory reference operands.
15304 Call vect_create_data_ref_ptr without the removed argument.
15305 (vectorizable_load): Likewise.
15306 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15309 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15312 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15313 reg_equiv_constant.
15315 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15317 * config/mips/loongson2ef.md: New file.
15318 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15319 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15320 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15321 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15322 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15324 (loongson2ef.md): New include.
15325 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15326 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15327 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15328 (loongson_gt_<mode>, loongson_extract_halfword)
15329 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15330 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15331 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15332 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15333 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15334 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15335 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15336 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15337 (vec_interleave_low<mode>): Define type attribute.
15338 * config/mips/mips.c (mips_ls2): New static variable.
15339 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15340 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15341 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15342 Implement target scheduling hooks.
15343 (mips_multipass_dfa_lookahead): Update to handle tuning for
15345 (mips_sched_init): Initialize data for Loongson scheduling.
15346 (mips_ls2_variable_issue): New static function.
15347 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15349 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15350 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15351 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15352 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15353 Handle ST Loongson 2E/2F cores.
15354 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15356 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15358 * omp-low.c (extract_omp_for_data): Fix comment typo.
15361 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15363 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15364 FIXME note about gcc/config.guess.
15365 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15366 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15367 * doc/cppopts.texi: Likewise.
15368 * doc/extend.texi: Likewise.
15369 * doc/gcc.texi: Likewise.
15370 * doc/gccint.texi: Likewise.
15371 * doc/gcov.texi: Likewise.
15372 * doc/gty.texi: Likewise.
15373 * doc/hostconfig.texi: Likewise.
15374 * doc/install.texi: Likewise.
15375 * doc/invoke.texi: Likewise.
15376 * doc/loop.texi: Likewise.
15377 * doc/makefile.texi: Likewise.
15378 * doc/md.texi: Likewise.
15379 * doc/passes.texi: Likewise.
15380 * doc/tm.texi: Likewise.
15381 * doc/tree-ssa.texi: Likewise.
15382 * doc/trouble.texi: Likewise.
15384 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15385 Nathan Sidwell <nathan@codesourcery.com>
15386 Maxim Kuvyrkov <maxim@codesourcery.com>
15387 Richard Sandiford <rdsandiford@googlemail.com>
15389 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15390 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15391 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15393 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15394 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15395 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15397 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15398 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15399 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15400 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15401 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15402 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15403 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15404 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15405 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15406 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15407 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15408 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15409 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15410 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15411 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15412 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15413 (mips_builtins): Add Loongson builtins.
15414 (mips_loongson_2ef_bdesc): New.
15415 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15416 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15417 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15418 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15420 (mips_expand_vector_init): New.
15421 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15422 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15424 * config/mips/mips.md: Add unspec numbers for Loongson
15425 builtins. Include loongson.md.
15426 (MOVE64): Include Loongson vector modes.
15427 (SPLITF): Include Loongson vector modes.
15428 (HALFMODE): Handle Loongson vector modes.
15429 * config/mips/loongson.md: New.
15430 * config/mips/loongson.h: New.
15431 * config.gcc: Add loongson.h header for mips*-*-* targets.
15432 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15434 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15436 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15437 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15438 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15439 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15440 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15441 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15442 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15443 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15444 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15445 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15446 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15447 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15448 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15449 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15450 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15451 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15452 Remove use_fixproto=yes.
15453 (ia64*-*-hpux*): Remove comment about using fixproto.
15454 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15456 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15458 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15460 * configure: Regenerate.
15462 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15464 PR middle-end/36520
15465 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15466 before evaluating it.
15468 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15471 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15472 nested inline functions.
15473 (start_decl, start_function): Don't invert DECL_EXTERNAL
15474 for nested inline functions.
15476 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15478 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15479 splits that must be made for correctness.
15481 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15483 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15484 (AVAIL_NON_MIPS16): Likewise.
15485 (mips_builtin_description): Replace target_flags with a predicate.
15486 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15487 (dspr2_32): New availability predicates.
15488 (MIPS_BUILTIN): New macro.
15489 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15490 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15491 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15492 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15493 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15494 (mips_dsp_32only_bdesc): Merge into...
15495 (mips_builtins): ...this new array.
15496 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15497 (mips_init_builtins): Update after above changes.
15498 (mips_expand_builtin_1): Merge into...
15499 (mips_expand_builtin): ...here and update after above changes.
15501 2008-06-12 Paul Brook <paul@codesourcery.com>
15503 * longlong.h (__arm__): Define count_leading_zeros.
15504 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15505 (clzsi2, clzdi2): New functions.
15506 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15507 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15508 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15509 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15510 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15511 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15512 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15513 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15514 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15515 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15517 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15519 * config/m68k/m68k.c (m68k_tune_flags): New.
15520 (override_options): Compute m68k_tune_flags.
15521 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15522 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15524 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15526 PR middle-end/36506
15527 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15529 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15531 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15532 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15534 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15536 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15537 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15539 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15541 PR middle-end/36506
15542 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15545 2008-06-12 Richard Guenther <rguenther@suse.de>
15547 PR tree-optimization/36345
15548 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15549 add memory_tag_needed flag.
15550 (may_alias_p): Declare.
15551 * tree-ssa-alias.c (may_alias_p): Export.
15552 (set_initial_properties): Use memory_tag_needed flag.
15553 (update_reference_counts): Likewise.
15554 (reset_alias_info): Reset memory_tag_needed flag.
15555 (create_name_tags): Check memory_tag_needed flag.
15556 (dump_points_to_info_for): Dump it.
15557 * tree-ssa-structalias.c (struct variable_info): Remove
15558 directly_dereferenced flag.
15559 (new_var_info): Do not initialize it.
15560 (process_constraint_1): Do not set it.
15561 (update_alias_info): Set is_dereferenced flag.
15562 (set_uids_in_ptset): Use may_alias_p.
15563 (set_used_smts): Check memory_tag_needed flag.
15564 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15565 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15566 memory_tag_needed flag.
15567 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15568 from broken design.
15570 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15572 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15573 red zone for w64 abi.
15574 (ix86_expand_prologue): Likewise.
15575 (ix86_force_to_memory): Likewise.
15576 (ix86_free_from_memory): Likewise.
15578 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15581 * config/rs6000/rs6000.c (rs6000_override_options): Set
15582 rs6000_isel conditionally to the absence of comand line override.
15583 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15584 Remove duplicate rs6000_isel setting.
15585 * config/rs6000/eabispe.h: Ditto.
15587 2008-06-11 Richard Guenther <rguenther@suse.de>
15589 * alias.c (get_alias_set): Use the element alias-set for arrays.
15590 (record_component_aliases): For arrays and vectors do nothing.
15591 * c-common.c (strict_aliasing_warning): Handle the cases
15592 of alias set zero explicitly.
15593 * Makefile.in (dfp.o-warn): Add -Wno-error.
15595 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15597 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15599 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15600 tune_32 tune_64 to supported_defaults. Allow values not
15601 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15602 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15603 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15604 with_cpu_64 to generic for 64-bit-supporting configurations, not
15605 with_cpu. Remove FIXMEs.
15606 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15607 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15608 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15609 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15610 arch_32 and arch_64.
15612 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15613 Olivier Hainque <hainque@adacore.com>
15615 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15616 Use DECL_SIZE_UNIT to retrieve the size of the field.
15618 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15620 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15621 with function calls after declarations. Lay out
15622 neon_float_type_node before further use.
15624 2008-06-11 Richard Guenther <rguenther@suse.de>
15626 * tree-flow.h (may_point_to_global_var): Declare.
15627 * tree-ssa-alias.c (may_point_to_global_var): New function.
15628 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15630 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15632 * configure.ac: Teach that fido supports .debug_line.
15633 * configure: Regenerate.
15635 2008-06-10 Tom Tromey <tromey@redhat.com>
15637 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15640 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15642 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15643 (encode_decimal64, decode_decimal64, encode_decimal128,
15644 decode_decimal128): Reverse order of 32-bit parts of value if host
15645 and target endianness differ.
15647 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15649 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15650 Avoid division by 0.
15651 (tree_mod_pow2_value_transform): Likewise.
15652 (tree_ic_transform): Likewise.
15653 (tree_stringops_transform): Likewise.
15654 (tree_mod_subtract_transform): Likewise.
15655 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15656 (copy_edges_for_bb): Likewise.
15657 (initialize_cfun): Likewise.
15659 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15661 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15662 nonmemory_operand. Add "N" operand constraint.
15664 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15665 (*jcc_btsi_mask): Ditto.
15666 (*jcc_btsi_mask_1): Ditto.
15668 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15670 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15671 TYPE_CANONICAL for copied element type.
15673 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15676 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15677 Add m_CORE2 and m_GENERIC.
15678 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15679 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15681 (*jcc_btdi_rex64): New instruction and split pattern.
15682 (*jcc_btsi): Ditto.
15683 (*jcc_btsi_1): Ditto.
15684 (*btsq): Fix Intel asm dialect operand order.
15688 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15690 PR middle-end/36447
15691 * simplify-rtx.c (simplify_subreg): Add check for shift count
15694 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15696 * doc/md.texi: Synchronize with later constraints.md change.
15697 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15698 with a C implementation.
15699 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15701 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15702 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15703 when moving to and from MD_REGNUM.
15704 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15705 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15706 Handle byte and halfword moves.
15707 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15709 * config/mips/constraints.md (h): Turn into NO_REGS.
15710 (l, x): Update documentation.
15711 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15712 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15713 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15714 (HILO): New mode iterator.
15716 (any_div): New code iterator.
15717 (u): Extend code attribute to div and udiv.
15718 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15719 d_operand in the splitters. Remove redundant CONST_INT checks.
15720 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15721 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15722 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15723 accordingly, using normal moves instead of unspecs to move LO into
15724 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15725 (<u>mulsidi3): Handle expansion in C code.
15726 (<u>mulsidi3_32bit_internal): Rename to...
15727 (<u>mulsidi3_32bit): ...this.
15728 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15729 (*<u>mulsidi3_64bit): Rename to...
15730 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15731 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15732 to set LO and HI to the multiplication result. Use a normal move
15733 for MFLO and an unspec for MFHI.
15734 (*<u>mulsidi3_64bit_parts): Replace with...
15735 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15736 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15737 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15738 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15739 instead of HI. Split the instruction into a separate multiplication
15740 and MFHI if !TARGET_FIX_R4000.
15741 (<su>muldi3_highpart): Likewise.
15742 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15743 and the "=h" clobber.
15744 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15745 (<u>mulditi3): New expander.
15746 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15747 (madsi): Remove "=h" clobber.
15748 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15749 Force the modulus result to be a GPR and split the instruction into
15750 a division followed by an MFHI after reload.
15751 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15752 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15753 the MIPS16 HIGH define_split.
15754 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15755 of acc<->gpr moves to "multi".
15756 (*movdi_64bit): Replace the single "x" alternative with
15757 alternatives for moving into and out of "a".
15758 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15759 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15760 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15761 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15762 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15763 (movti): New expander.
15764 (*movti, *movti_mips16): New insns.
15765 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15766 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15767 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15768 * config/mips/predicates.md (fpr_operand): Delete.
15769 (d_operand): New predicate.
15771 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15773 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15774 failure on some Bourne shells.
15775 (x86_64-*-*): Ditto.
15777 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15779 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15781 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15783 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15784 (sparc-sun-solaris2*): Likewise.
15786 2008-06-09 Arnaud Charlet <charlet@adacore.com
15788 * doc/install.texi: Update requirements to build the Ada compiler.
15790 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15792 * df-scan.c (struct df_scan_problem_data): Remove the
15793 mw_link_pool alloc pool.
15794 (df_scan_free_internal): Don't free it.
15795 (df_scan_alloc): Don't allocate it.
15796 * df.h (struct df_link): Update comment.
15798 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15800 * except.h: Correct checks for when SJLJ exceptions must be used.
15802 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15804 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15807 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15809 PR tree-optimization/36218
15810 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15811 configure for the build system.
15812 (BUILD_LDFLAGS): Define.
15813 * configure: Regenerate.
15814 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15816 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15819 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15820 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15821 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15823 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15825 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15827 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15829 * config.gcc (Obsolete configurations): Remove list of
15831 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15832 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15833 targets matched by those patterns.
15834 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15835 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15836 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15837 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15838 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15839 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15840 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15841 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15842 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15843 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15844 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15845 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15846 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15847 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15848 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15849 Make code for Solaris 7 and greater unconditional for Solaris.
15850 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15851 Remove --with-* handling.
15852 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15853 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15854 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15855 LINK_OS_WINDISS_SPEC): Remove.
15856 * config/rs6000/sysv4.opt (mwindiss): Remove.
15857 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15858 * configure: Regenerate.
15859 * doc/cpp.texi: Don't mention BeOS.
15860 * doc/extend.texi (interrupt): Don't mention MS1.
15861 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15862 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15863 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15864 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15865 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15867 * doc/invoke.texi (MT Options): Remove.
15868 (-mwindiss): Remove.
15869 (CRIS Options): Remove cris-axis-aout references.
15870 (HPPA Options): Don't mention hppa1.1-*-pro.
15871 * doc/md.texi: (MorphoTech family): Remove.
15872 * libgcc2.c: Don't handle UWIN.
15873 * config/alpha/t-unicosmk: Remove.
15874 * config/alpha/unicosmk.h: Remove.
15875 * config/arm/kaos-arm.h: Remove.
15876 * config/arm/kaos-strongarm.h: Remove.
15877 * config/arm/strongarm-coff.h: Remove.
15878 * config/arm/strongarm-elf.h: Remove.
15879 * config/arm/strongarm-pe.h: Remove.
15880 * config/arm/t-strongarm-pe: Remove.
15881 * config/arm/t-xscale-coff: Remove.
15882 * config/arm/t-xscale-elf: Remove.
15883 * config/arm/xscale-coff.h: Remove.
15884 * config/arm/xscale-elf.h: Remove.
15885 * config/chorus.h: Remove.
15886 * config/cris/aout.h: Remove.
15887 * config/cris/aout.opt: Remove.
15888 * config/cris/t-aout: Remove.
15889 * config/i386/beos-elf.h: Remove.
15890 * config/i386/kaos-i386.h: Remove.
15891 * config/i386/ptx4-i.h: Remove.
15892 * config/i386/sco5.h: Remove.
15893 * config/i386/sco5.opt: Remove.
15894 * config/i386/sysv4-cpp.h: Remove.
15895 * config/i386/sysv5.h: Remove.
15896 * config/i386/t-beos: Remove.
15897 * config/i386/t-sco5: Remove.
15898 * config/i386/t-uwin: Remove.
15899 * config/i386/uwin.asm: Remove.
15900 * config/i386/uwin.h: Remove.
15901 * config/kaos.h: Remove.
15902 * config/mips/windiss.h: Remove.
15903 * config/mt: Remove directory.
15904 * config/pa/pa-osf.h: Remove.
15905 * config/pa/pa-pro-end.h: Remove.
15906 * config/pa/t-pro: Remove.
15907 * config/ptx4.h: Remove.
15908 * config/rs6000/beos.h: Remove.
15909 * config/rs6000/kaos-ppc.h: Remove.
15910 * config/rs6000/t-beos: Remove.
15911 * config/rs6000/windiss.h: Remove.
15912 * config/sh/kaos-sh.h: Remove.
15913 * config/sol2-6.h: Remove.
15914 * config/sparc/sol26-sld.h: Remove.
15915 * config/sparc/sysv4-only.h: Remove.
15916 * config/vax/bsd.h: Remove.
15917 * config/vax/t-memfuncs: Remove.
15918 * config/vax/ultrix.h: Remove.
15919 * config/vax/vaxv.h: Remove.
15920 * config/windiss.h: Remove.
15922 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15924 PR rtl-optimization/36438
15925 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15926 for vector shifts with constant scalar shift operands.
15928 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15930 * doc/invoke.texi: Document -march=xlr.
15931 * config/mips/xlr.md: New file.
15932 * config/mips/mips.md: Include it.
15934 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15935 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15936 (mips_rtx_cost_data): Likewise.
15938 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15940 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15941 PRE_INC and PRE_DEC cases.
15943 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15945 PR rtl-optimization/36419
15946 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15947 the emitting jump insn.
15950 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15951 is not bool, boolify the whole *expr_p and convert to the desired type.
15953 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15955 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15956 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15957 Add omp_private_outer_ref hook, add another argument to
15958 omp_clause_default_ctor hook.
15959 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15960 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15961 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15962 hook_tree_tree_tree_tree_null.
15963 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15964 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15965 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15966 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15967 * tree.def (OMP_TASK): New tree code.
15968 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15969 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15970 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15971 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15972 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15973 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15974 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15975 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15976 (OMP_DIRECTIVE_P): Add OMP_TASK.
15977 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15978 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15979 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15980 and OMP_CLAUSE_UNTIED entries.
15981 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15983 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15984 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15985 * tree-pretty-print.c (dump_omp_clause): Handle
15986 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15987 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15988 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15989 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15990 warning about unsigned iterators. Change decl/init/cond/incr
15991 arguments to TREE_VECs, check arguments for all collapsed loops.
15992 (c_finish_omp_taskwait): New function.
15993 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15995 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15996 default_function_array_conversion on init. Add par_clauses argument.
15997 If decl is present in parallel's lastprivate clause, change it to
15998 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15999 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16000 collapse count in clauses.
16001 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16002 c_parser_omp_for_loop callers.
16003 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16004 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16005 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16006 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16008 (c_parser_omp_clause_schedule): Handle schedule(auto).
16009 Include correct location in the error message.
16010 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16011 and PRAGMA_OMP_CLAUSE_UNTIED.
16012 (OMP_TASK_CLAUSE_MASK): Define.
16013 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16014 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16015 * tree-nested.c (convert_nonlocal_omp_clauses,
16016 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16017 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16018 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16019 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16021 (conver_nonlocal_reference, convert_local_reference,
16022 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16023 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16024 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16025 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16026 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16027 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16028 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16029 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16030 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16032 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16033 * c-common.h (c_finish_omp_taskwait): New prototype.
16034 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16035 * tree-parloops.c (create_parallel_loop): Create 1 entry
16036 vectors for OMP_FOR_{INIT,COND,INCR}.
16037 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16038 (make_edges): Handle OMP_TASK.
16039 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16040 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16041 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16042 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16043 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16044 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16045 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16046 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16047 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16048 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16049 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16050 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16051 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16052 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16053 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16054 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16055 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16056 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16057 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16058 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16059 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16060 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16061 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16062 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16063 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16064 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16065 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16066 original iterator is present in lastprivate clause or if
16067 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16068 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16069 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16070 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16071 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16072 if it is set, lookup var in outer contexts too. Handle
16073 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16074 to be implicitly determined firstprivate for task regions.
16075 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16076 if it is set, lookup var in outer contexts too. Set
16077 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16078 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16079 OMP_CLAUSE_UNTIED. Take region_type as last argument
16080 instead of in_parallel and in_combined_parallel.
16081 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16083 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16084 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16085 (new_omp_context): Set default_kind to
16086 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16087 (omp_region_type): New enum.
16088 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16089 fields, add region_type.
16090 (new_omp_context): Take region_type as argument instead of is_parallel
16091 and is_combined_parallel.
16092 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16093 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16094 ctx->is_combined_parallel checks.
16095 (gimplify_omp_task): New function.
16096 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16098 * omp-low.c (extract_omp_for_data): Use schedule(static)
16099 for schedule(auto). Handle pointer and unsigned iterators.
16100 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16101 Add loops argument. Extract data for collapsed OMP_FOR loops.
16102 (expand_parallel_call): Assert sched_kind isn't auto,
16103 map runtime schedule to index 3.
16104 (struct omp_for_data_loop): New type.
16105 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16106 Add loop, loops, collapse and iter_type fields.
16107 (workshare_safe_to_combine_p): Disallow combined for if
16108 iter_type is unsigned long long. Don't combine collapse > 1 loops
16109 unless all bounds and steps are constant. Adjust extract_omp_for_data
16111 (expand_omp_for_generic): Handle pointer, unsigned and long long
16112 iterators. Handle collapsed OMP_FOR loops. Adjust
16113 for struct omp_for_data changes. If libgomp function doesn't return
16114 boolean_type_node, add comparison of the return value with 0.
16115 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16116 pointer, unsigned and long long iterators. Adjust for struct
16117 omp_for_data changes.
16118 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16119 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16120 unsigned long long. Allocate loops array, pass it to
16121 extract_omp_for_data. For collapse > 1 loops use always
16122 expand_omp_for_generic.
16123 (omp_context): Add sfield_map and srecord_type fields.
16124 (is_task_ctx, lookup_sfield): New functions.
16125 (use_pointer_for_field): Use is_task_ctx helper. Change first
16126 argument's type from const_tree to tree. Clarify comment.
16127 In OMP_TASK disallow copy-in/out sharing.
16128 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16129 (install_var_field): Add mask argument. Populate both record_type
16130 and srecord_type if needed.
16131 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16133 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16134 and DECL_FIELD_OFFSET.
16135 (scan_sharing_clauses): Adjust install_var_field callers. For
16136 firstprivate clauses on explicit tasks allocate the var by value in
16137 record_type unconditionally, rather than by reference.
16138 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16139 Use is_taskreg_ctx instead of is_parallel_ctx.
16140 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16141 (create_omp_child_function_name): Add task_copy argument, use
16142 *_omp_cpyfn* names if it is true.
16143 (create_omp_child_function): Add task_copy argument, if true create
16144 *_omp_cpyfn* helper function.
16145 (scan_omp_parallel): Adjust create_omp_child_function callers.
16146 Rename parallel_nesting_level to taskreg_nesting_level.
16147 (scan_omp_task): New function.
16148 (lower_rec_input_clauses): Don't run constructors for firstprivate
16149 explicit task vars which are initialized by *_omp_cpyfn*.
16150 Pass outer var ref to omp_clause_default_ctor hook if
16151 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16152 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16153 OMP_CLAUSE_REDUCTION_INIT.
16154 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16155 avoid duplicate setting of fields. Handle
16156 OMP_CLAUSE_PRIVATE_OUTER_REF.
16157 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16158 copy-out if TREE_READONLY, only copy-in.
16159 (expand_task_copyfn): New function.
16160 (expand_task_call): New function.
16161 (struct omp_taskcopy_context): New type.
16162 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16164 (lower_omp_parallel): Rename to...
16165 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16166 Call create_task_copyfn if srecord_type is needed. Adjust
16168 (task_shared_vars): New variable.
16169 (check_omp_nesting_restrictions): Warn if work-sharing,
16170 barrier, master or ordered region is closely nested inside OMP_TASK.
16171 Add warnings for barrier if closely nested inside of work-sharing,
16172 ordered, or master region.
16173 (scan_omp_1): Call check_omp_nesting_restrictions even for
16174 GOMP_barrier calls. Rename parallel_nesting_level to
16175 taskreg_nesting_level. Handle OMP_TASK.
16176 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16177 work-sharing construct, continue looking for them on parent parallel
16179 (lower_omp_for_lastprivate): Add lastprivate clauses
16180 to the beginning of dlist rather than end. Adjust for struct
16181 omp_for_data changes.
16182 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16183 not after it. Handle collapsed OMP_FOR loops, adjust for
16184 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16185 (get_ws_args_for): Adjust extract_omp_for_data caller.
16186 (scan_omp_for): Handle collapsed OMP_FOR
16187 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16188 (lower_omp_single_simple): If libgomp function doesn't return
16189 boolean_type_node, add comparison of the return value with 0.
16190 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16191 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16192 (parallel_nesting_level): Rename to...
16193 (taskreg_nesting_level): ... this.
16194 (is_taskreg_ctx): New function.
16195 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16196 of is_parallel_ctx.
16197 (execute_lower_omp): Rename parallel_nesting_level to
16198 taskreg_nesting_level.
16199 (expand_omp_parallel): Rename to...
16200 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16201 Call omp_task_call for OMP_TASK regions.
16202 (expand_omp): Adjust caller, handle OMP_TASK.
16203 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16205 * bitmap.c (bitmap_default_obstack_depth): New variable.
16206 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16207 if argument is NULL and bitmap_default_obstack is already initialized.
16208 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16210 * matrix-reorg.c (matrix_reorg): Likewise.
16212 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16214 * config/i386/i386.md (*indirect_jump): Macroize using P
16215 mode iterator. Remove !TARGET_64BIT from insn constraints.
16216 (*tablejump_1): Ditto.
16217 (*indirect_jump_rex64): Remove insn pattern.
16218 (*tablejump_1_rex64): Ditto.
16219 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16220 and eh_return_si insn patterns.
16222 2008-06-06 Richard Guenther <rguenther@suse.de>
16224 * tree-ssa-structalias.c (merge_smts_into): Remove.
16225 (find_what_p_points_to): Do not bother to compute the
16226 points-to set for pt_anything pointers.
16227 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16228 for pt_anything pointers is ok.
16230 2008-06-06 Jan Hubicka <jh@suse.cz>
16232 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16234 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16236 * cgraph.c: Fix typos in comments.
16237 (cgraph_availability_names): Fix string typo.
16238 * fold-const.c: Fix typos in comments.
16239 (fold_binary): Fix typo in warning.
16240 * genautomata.c: Fix typos in comments.
16241 (check_presence_pattern_sets): Fix typo in local variable.
16242 (output_description): Fix typo in output.
16243 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16244 * hwint.h: Likewise.
16245 * matrix-reorg.c (check_allocation_function): Likewise.
16246 * omega.c (smooth_weird_equations): Likewise.
16247 * auto-inc-dec.c: Fix typos in comments.
16248 * bb-reorder.c: Likewise.
16249 * builtins.c: Likewise.
16250 * c-common.c: Likewise.
16251 * c-cppbuiltin.c: Likewise.
16252 * c-parser.c: Likewise.
16253 * c-pretty-print.c: Likewise.
16254 * cfgcleanup.c: Likewise.
16255 * cfgexpand.c: Likewise.
16256 * cfghooks.c: Likewise.
16257 * cfglayout.c: Likewise.
16258 * cfgloopmanip.c: Likewise.
16259 * cgraphunit.c: Likewise.
16260 * coverage.c: Likewise.
16261 * dbxout.c: Likewise.
16262 * df-byte-scan.c: Likewise.
16263 * df-core.c: Likewise.
16264 * df-problems.c: Likewise.
16265 * df-scan.c: Likewise.
16267 * dominance.c: Likewise.
16268 * domwalk.c: Likewise.
16270 * dwarf2out.c: Likewise.
16271 * emit-rtl.c: Likewise.
16272 * et-forest.c: Likewise.
16273 * function.c: Likewise.
16274 * function.h: Likewise.
16276 * gcov-io.c: Likewise.
16277 * gcov.c: Likewise.
16278 * gcse.c: Likewise.
16279 * genattrtab.c: Likewise.
16280 * ggc-page.c: Likewise.
16281 * gimplify.c: Likewise.
16282 * gthr-lynx.h: Likewise.
16283 * haifa-sched.c: Likewise.
16284 * ipa-cp.c: Likewise.
16285 * ipa-inline.c: Likewise.
16286 * ipa-prop.h: Likewise.
16287 * ipa-pure-const.c: Likewise.
16288 * ipa-struct-reorg.c: Likewise.
16289 * ipa-struct-reorg.h: Likewise.
16290 * ipa-type-escape.c: Likewise.
16292 * loop-doloop.c: Likewise.
16293 * mips-tfile.c: Likewise.
16294 * mkmap-flat.awk: Likewise.
16295 * mkmap-symver.awk: Likewise.
16296 * modulo-sched.c: Likewise.
16297 * omp-low.c: Likewise.
16298 * optabs.c: Likewise.
16299 * optabs.h: Likewise.
16300 * opts.c: Likewise.
16301 * passes.c: Likewise.
16302 * postreload-gcse.c: Likewise.
16303 * postreload.c: Likewise.
16304 * predict.c: Likewise.
16305 * pretty-print.h: Likewise.
16306 * profile.c: Likewise.
16307 * protoize.c: Likewise.
16308 * ra-conflict.c: Likewise.
16309 * real.c: Likewise.
16310 * recog.c: Likewise.
16311 * regclass.c: Likewise.
16312 * regs.h: Likewise.
16313 * reload.c: Likewise.
16314 * rtl-error.c: Likewise.
16315 * rtlanal.c: Likewise.
16316 * scan.h: Likewise.
16317 * sched-rgn.c: Likewise.
16319 * stmt.c: Likewise.
16320 * target.h: Likewise.
16321 * tree-dfa.c: Likewise.
16322 * tree-eh.c: Likewise.
16323 * tree-flow-inline.h: Likewise.
16324 * tree-inline.c: Likewise.
16325 * tree-into-ssa.c: Likewise.
16326 * tree-loop-distribution.c: Likewise.
16327 * tree-nested.c: Likewise.
16328 * tree-parloops.c: Likewise.
16329 * tree-pass.h: Likewise.
16330 * tree-pretty-print.c: Likewise.
16331 * tree-profile.c: Likewise.
16332 * tree-scalar-evolution.c: Likewise.
16333 * tree-sra.c: Likewise.
16334 * tree-ssa-alias-warnings.c: Likewise.
16335 * tree-ssa-ccp.c: Likewise.
16336 * tree-ssa-coalesce.c: Likewise.
16337 * tree-ssa-dom.c: Likewise.
16338 * tree-ssa-dse.c: Likewise.
16339 * tree-ssa-forwprop.c: Likewise.
16340 * tree-ssa-live.c: Likewise.
16341 * tree-ssa-live.h: Likewise.
16342 * tree-ssa-loop-im.c: Likewise.
16343 * tree-ssa-loop-ivopts.c: Likewise.
16344 * tree-ssa-loop-niter.c: Likewise.
16345 * tree-ssa-loop-prefetch.c: Likewise.
16346 * tree-ssa-phiopt.c: Likewise.
16347 * tree-ssa-phiprop.c: Likewise.
16348 * tree-ssa-sccvn.c: Likewise.
16349 * tree-ssa-ter.c: Likewise.
16350 * tree-ssa-threadupdate.c: Likewise.
16351 * tree-ssa.c: Likewise.
16352 * tree-vect-analyze.c: Likewise.
16353 * tree-vect-transform.c: Likewise.
16354 * tree-vectorizer.c: Likewise.
16355 * tree-vn.c: Likewise.
16356 * tree-vrp.c: Likewise.
16357 * tree.c: Likewise.
16358 * tree.def: Likewise.
16359 * tree.h: Likewise.
16360 * unwind-dw2-fde.c: Likewise.
16361 * unwind.inc: Likewise.
16362 * value-prof.c: Likewise.
16363 * vmsdbgout.c: Likewise.
16365 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16367 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16368 always place FP constants in the TOC for TARGET_POWERPC64.
16369 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16371 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16373 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16374 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16375 enable for TARGET_E500_DOUBLE.
16376 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16377 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16378 floating-point modes like integer modes for E500 double.
16379 (rs6000_legitimate_offset_address_p): Likewise.
16380 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16381 addressing for DDmode for E500 double.
16382 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16383 modes as using 64-bits of registers for E500 double.
16384 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16385 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16386 specially for E500 double.
16387 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16388 TDmode for E500 double.
16389 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16390 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16391 (rs6000_split_multireg_move): Do not handle TDmode specially for
16393 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16394 using 64-bit registers for E500 double.
16395 (emit_frame_save): Do not handle DDmode specially for E500 double.
16396 (gen_frame_mem_offset): Likewise.
16397 (rs6000_function_value): Do not call spe_build_register_parallel
16398 for DDmode or TDmode.
16399 (rs6000_libcall_value): Likewise.
16400 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16401 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16404 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16406 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16409 2008-06-04 Junjie Gu <jgu@tensilica.com>
16411 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16412 comparison for frame pointers.
16414 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16417 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16419 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16422 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16423 register is already smaller or equal to required mode.
16425 2008-06-04 Xinliang David Li <davidxl@google.com>
16427 * tree-call-cdce.c: New file.
16428 (cond_dead_built_in_calls): New static variable.
16429 (input_domain): New struct.
16430 (check_pow): New function.
16431 (check_builtin_call): Ditto.
16432 (check_target_format): Ditto.
16433 (is_call_dce_candidate): Ditto.
16434 (gen_one_condition): Ditto.
16435 (gen_conditions_for_domain): Ditto.
16436 (get_domain): Ditto.
16437 (gen_conditions_for_pow_cst_base): Ditto.
16438 (gen_conditions_for_pow_int_base): Ditto.
16439 (gen_conditions_for_pow): Ditto.
16440 (get_no_error_domain): Ditto.
16441 (gen_shrink_wrap_conditions): Ditto.
16442 (shrink_wrap_one_built_in_call): Ditto.
16443 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16444 (tree_call_cdce): Ditto.
16445 (gate_call_cdce): Ditto.
16446 (pass_call_cdce): New gimple pass.
16447 * passes.c: (init_optimization_passes): New pass.
16448 * tree-pass.h: New pass declaration.
16449 * opts.c (decode_options): New flag setting.
16450 * common.opt: Add -ftree-builtin-call-dce flag.
16451 * Makefile.in: Add new source file.
16452 * tempvar.def: New tv_id.
16453 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16455 2008-06-04 Richard Guenther <rguenther@suse.de>
16457 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16458 (is_call_clobbered): Always check var_ann->call_clobbered.
16459 (mark_call_clobbered): Always set var_ann->call_clobbered.
16460 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16461 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16462 (reset_alias_info): Clear call clobbering info on MTAGs and
16464 (set_pt_anything): Set pt_global_mem.
16465 (create_tag_raw): Adjust comment.
16466 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16468 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16469 Maxim Kuvyrkov <maxim@codesourcery.com>
16471 * config/m68k/m68k.opt (mxgot): New option.
16472 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16473 (m68k_output_addr_const_extra): New.
16474 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16475 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16476 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16477 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16479 2008-06-04 Richard Guenther <rguenther@suse.de>
16481 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16482 negative or non-representable offsets.
16484 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16486 * config/i386/i386.c (ix86_gen_leave): New.
16487 (ix86_gen_pop1): Likewise.
16488 (ix86_gen_add3): Likewise.
16489 (ix86_gen_sub3): Likewise.
16490 (ix86_gen_sub3_carry): Likewise.
16491 (ix86_gen_one_cmpl2): Likewise.
16492 (ix86_gen_monitor): Likewise.
16493 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16494 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16495 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16496 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16497 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16498 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16499 (ix86_expand_epilogue): Updated.
16500 (print_operand): Handle integer register operand for 'z'.
16501 (ix86_expand_strlensi_unroll_1): Likewise.
16502 (ix86_expand_strlen): Likewise.
16503 (ix86_expand_builtin): Likewise.
16504 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16505 mov{q}/mov{l} and add{q}/add{l}.
16507 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16509 * config/i386/i386.md (P): New mode iterator.
16510 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16511 using P mode iterator.
16512 (DFmode push_operand splitter): Ditto.
16513 (XFmode push_operand splitter): Ditto.
16514 (DFmode float_extend SFmode push_operand splitter): Ditto.
16515 (XFmode float_extend SFmode push_operand splitter): Do not generate
16516 SImode pushes for 64bit target. Macroize Dimode and SImode
16517 pushes using P mode iterator.
16518 (XFmode float_extend DFmode push_operand splitter): Ditto.
16520 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16522 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16523 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16524 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16525 return type to int.
16526 (ix86_call_abi_override): Remove check for call_used_regs.
16528 2008-06-03 Richard Guenther <rguenther@suse.de>
16530 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16531 for the lhs of calls if the return type contains pointers.
16533 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16535 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16536 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16537 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16538 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16539 of cfun and DEFAULT_ABI to deceide abi mode.
16540 (DEFAULT_ABI): New.
16541 (REG_PARM_STACK_SPACE): Removed.
16542 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16543 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16544 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16545 (ix86_function_abi): Likewise.
16546 (ix86_function_type_abi): Likewise.
16547 (ix86_call_abi_override): Likewise.
16548 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16549 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16550 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16551 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16553 (X86_64_REGPARM_MAX): New.
16554 (X86_64_SSE_REGPARM_MAX): New.
16555 (X64_REGPARM_MAX): New.
16556 (X64_SSE_REGPARM_MAX): New.
16557 (X86_32_REGPARM_MAX): New.
16558 (X86_32_SSE_REGPARM_MAX): New.
16559 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16560 (ix86_function_regparm): Handle user calling abi.
16561 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16562 by DEFAULT_ABI versus SYSV_ABI check.
16563 (ix86_reg_parm_stack_space): New.
16564 (ix86_function_type_abi): New.
16565 (ix86_call_abi_override): New.
16566 (ix86_function_abi): New.
16567 (ix86_cfun_abi): New.
16568 (init_cumulative_args): Call abi specific initialization.
16569 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16570 (function_arg_64): Extend SSE_REGPARM_MAX check.
16571 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16572 (ix86_pass_by_reference): Likewise.
16573 (ix86_function_value_regno_p): Likewise.
16574 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16575 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16576 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16577 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16578 (setup_incoming_varargs_64): Adjust regparm for call abi.
16579 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16580 (ix86_va_start): Likewise.
16581 (ix86_gimplify_va_arg): Likewise.
16582 (ix86_expand_prologue): Likewise.
16583 (output_pic_addr_const): Likewise.
16584 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16585 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16586 (x86_output_mi_thunk): Likewise.
16587 (x86_function_profiler): Likewise.
16588 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16589 (SYSV_ABI, MS_ABI): New constants.
16590 (DEFAULT_ABI): New.
16591 (init_regs): Add prototype of function in regclass.c file.
16592 (OVERRIDE_ABI_FORMAT): New.
16593 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16594 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16595 (OUTGOING_REG_PARM_STACK_SPACE): New.
16596 (ix86_reg_parm_stack_space): New prototype.
16597 (CUMULATIVE_ARGS): Add call_abi member.
16598 (machine_function): Add call_abi member.
16599 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16600 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16602 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16605 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16606 (avr_builtin_setjmp_frame_value): New function.
16607 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16608 (nonlocal_goto): Define.
16610 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16612 * config/mips/mips.c (mips_emit_loadgp): Return early if
16613 there is nothing do to, otherwise emit a blockage if
16614 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16615 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16617 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16619 * configure.ac: Drop unneeded backslash ending up in config.in.
16620 * acinclude.m4: Likewise.
16621 * config.in: Regenerate.
16623 2008-05-26 Jan Hubicka <jh@suse.cz>
16625 * predict.c (maybe_hot_frequency_p): Break out of...
16626 (maybe_hot_bb_p): ... here.
16627 (maybe_hot_edge_p): New.
16628 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16629 * basic-block.h (maybe_hot_edge_p): Declare.
16631 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16633 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16634 (*cmpfp_<mode>_cc): Ditto.
16635 (*fp_jcc_8<mode>_387): Ditto.
16636 (*fop_<MODEF:mode>_2_i387): Ditto.
16637 (*fop_<MODEF:mode>_3_i387): Ditto.
16638 (*fop_xf_2_i387): Ditto.
16639 (*fop_xf_3_i387): Ditto.
16641 2008-06-02 Tomas Bily <tbily@suse.cz>
16643 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16645 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16647 * config/mips/mips.c (mips_valid_offset_p): New function.
16648 (mips_valid_lo_sum_p): Likewise.
16649 (mips_classify_address): Use them.
16650 (mips_force_address): New function.
16651 (mips_legitimize_address): Use it.
16652 * config/mips/mips.md (MOVE128): New mode iterator.
16653 (movtf): Require TARGET_64BIT. Remove empty strings.
16654 (*movtf_internal): Rename to...
16655 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16656 of "R" and use {,fp}{load,store} attributes instead of "multi".
16657 Use a separate define_split.
16658 (*movtf_mips16): New pattern.
16660 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16662 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16663 * config/mips/mips.c (mips_expand_before_return): New function.
16664 (mips_expand_epilogue): Call it.
16665 * config/mips/mips.md (return): Turn into a define_expand.
16666 (*return): New insn.
16668 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16670 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16671 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16672 functions. Do not emit uses and clobbers of CONCATs; individually
16673 use and clobber their operands.
16674 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16675 gen_clobber, emit_use and gen_use.
16676 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16677 (expand_builtin_return): Likewise.
16678 * cfgbuild.c (count_basic_blocks): Likewise.
16679 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16680 * explow.c (emit_stack_restore): Likewise.
16681 * expmed.c (extract_bit_field_1): Likewise.
16682 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16683 (emit_move_multi_word, store_constructor): Likewise.
16684 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16685 (thread_prologue_and_epilogue_insns): Likewise.
16686 * lower-subreg.c (resolve_simple_move): Likewise.
16687 * optabs.c (widen_operand, expand_binop): Likewise.
16688 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16689 * reload.c (find_reloads): Likewise.
16690 * reload1.c (eliminate_regs_in_insn): Likewise.
16691 * stmt.c (expand_nl_goto_receiver): Likewise.
16692 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16693 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16694 * config/arm/arm.c (arm_load_pic_register): Likewise.
16695 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16696 * config/arm/arm.md (untyped_return): Likewise.
16697 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16698 * config/avr/avr.c (expand_prologue): Likewise.
16699 * config/bfin/bfin.c (do_unlink): Likewise.
16700 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16701 * config/cris/cris.c (cris_expand_prologue): Likewise.
16702 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16703 (machopic_legitimize_pic_address): Likewise.
16704 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16705 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16706 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16707 (ix86_expand_convert_uns_didf_sse): Likewise.
16708 (ix86_expand_vector_init_general): Likewise.
16709 * config/ia64/ia64.md (eh_epilogue): Likewise.
16710 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16711 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16712 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16713 (config/iq2000/iq2000.c): Likewise.
16714 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16715 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16716 (builtin_longjmp): Likewise.
16717 * config/mn10300/mn10300.md (call, call_value): Likewise.
16718 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16719 * config/pdp11/pdp11.md (abshi2): Likewise.
16720 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16721 * config/s390/s390.c (s390_emit_prologue): Likewise.
16722 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16723 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16724 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16725 * config/sh/sh.c (prepare_move_operands): Likewise.
16726 (output_stack_adjust, sh_expand_epilogue): Likewise.
16727 (sh_set_return_address, sh_expand_t_scc): Likewise.
16728 * config/sparc/sparc.c (load_pic_register): Likewise.
16729 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16730 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16731 * config/v850/v850.c (expand_epilogue): Likewise.
16733 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16735 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16736 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16737 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16738 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16739 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16740 stack pointer register.
16741 (output_movhi): Remove code for interrupt specific writing to the
16742 stack pointer register.
16744 2008-05-31 Richard Guenther <rguenther@suse.de>
16746 PR tree-optimization/34244
16747 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16748 (tree_expr_nonzero_warnv_p): Likewise.
16749 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16750 ssa_name_nonnegative_p.
16751 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16752 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16753 not tree_expr_nonzero_warnv_p.
16755 PR tree-optimization/36262
16757 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16759 PR tree-optimization/34244
16760 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16761 (record_numbers_of_iterations): New function.
16762 (execute_vrp): Cache the numbers of iterations of loops.
16763 * tree-scalar-evolution.c (scev_reset_except_niters):
16765 (scev_reset): Use scev_reset_except_niters.
16766 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16768 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16770 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16771 __WORKAROUND_RETS when appropriate.
16773 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16775 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16776 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16778 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16779 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16780 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16781 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16782 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16783 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16784 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16785 *fop_df_1_sse insn patterns using MODEF mode iterator.
16786 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16787 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16788 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16789 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16790 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16791 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16792 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16793 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16794 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16795 (*fop_xf_5_i387): Ditto.
16796 (*fop_xf_6_i387): Ditto.
16798 2008-05-30 Richard Guenther <rguenther@suse.de>
16800 * builtins.c (build_string_literal): Avoid generating
16801 a non-gimple_val result.
16803 2008-05-30 DJ Delorie <dj@redhat.com>
16805 * exec-tool.in: Use an environment variable (private) instead of a
16806 file (shared) as a semaphore, so as to not break parallel builds.
16808 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16810 * optabs.c (maybe_encapsulate_block): Remove.
16811 (emit_libcall_block): Adjust accordingly.
16812 * optabs.h (maybe_encapsulate_block): Remove prototype.
16814 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16815 Don't use maybe_encapsulate_block.
16817 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16819 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16820 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16821 rtx is a SYMBOL_REF before calling get_pool_constant.
16823 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16825 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16827 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16829 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16830 rather than OS names to choose INO_T_EQ definition.
16831 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16832 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16834 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16837 * config/darwin-f.c: New.
16838 * config/t-darwin: Added rule to build darwin-f.o.
16839 * config.gcc: Defined new variable, fortran_target_objs.
16840 (*-*-darwin*): Set fortran_target_objs.
16841 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16842 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16843 * configure: Regenerated.
16845 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16848 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16849 canonical type if needed.
16851 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16853 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16855 2008-05-29 Richard Guenther <rguenther@suse.de>
16857 PR tree-optimization/36343
16858 PR tree-optimization/36346
16859 PR tree-optimization/36347
16860 * tree-flow.h (clobber_what_p_points_to): Declare.
16861 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16862 pointed-to variable is dereferenced is irrelevant to whether
16863 the pointer can access the pointed-to variable.
16864 (clobber_what_p_points_to): New function.
16865 * tree-ssa-alias.c (set_initial_properties): Use it.
16866 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16867 call clobber check for NMTs.
16869 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16871 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16872 for printing gcov_type.
16874 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16876 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16877 and the eh region information.
16878 * value-prof.c (gimple_move_stmt_histograms): New function.
16879 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16881 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16883 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16885 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16887 * value-prof.c (tree_ic_transform): Print counts.
16888 * tree-profile.c (tree_gen_ic_func_profiler):
16889 Clear __gcov_indreict_call_callee variable to avoid misattribution
16892 2008-05-28 Rafael Espíndola <espindola@google.com>
16894 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16897 2008-05-28 Richard Guenther <rguenther@suse.de>
16899 PR tree-optimization/36339
16900 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16901 and clobbering code out of the loop.
16903 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16905 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16908 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16909 s390_contiguous_bitmask_p, s390_symref_operand_p,
16910 s390_check_symref_alignment, s390_reload_larl_operand,
16911 s390_reload_symref_address): New functions.
16912 (s390_branch_condition_mnemonic): Support compare and branch
16914 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16915 and 'W' constraints.
16916 (s390_secondary_reload): Add secondary reloads for unaligned
16917 symbol refs or symbol refs to floating point or QI/TI mode
16919 (legitimate_address_p): Accept symbol references as addresses.
16920 (s390_expand_insv): Use rotate and insert selected bits
16921 instruction for insv when building for z10.
16922 (print_operand_address): Handle symbol ref addresses.
16923 (print_operand): Output modifier 'c' added for signed byte values.
16924 (s390_encode_section_info): Mark symbol refs with
16925 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16927 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16928 (length attribute): RRF, RRR have 4 byte length.
16929 (FPALL, INTALL): New mode iterators added.
16930 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16931 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16932 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16933 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16934 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16935 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16936 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16937 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16939 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16940 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16941 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16942 reload<INTALL:mode><P:mode>_toreg_z10,
16943 reload<FPALL:mode><P:mode>_tomem_z10,
16944 reload<FPALL:mode><P:mode>_toreg_z10,
16945 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16946 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16947 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16948 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16950 (movmem, clrmem, cmpmem): New splitters added.
16952 * config/s390/predicates.md (larl_operand): Use
16953 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16954 SYMBOL_REF_ALIGN1_P.
16955 (s390_signed_integer_comparison,
16956 s390_unsigned_integer_comparison): New predicates.
16958 * config/s390/s390-protos.h (s390_check_symref_alignment,
16959 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16960 s390_reload_symref_address,
16961 s390_compare_and_branch_condition_mask): Prototypes added.
16963 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16964 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16965 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16967 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16969 * config/s390/s390.c (z10_cost): New cost function for z10.
16970 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16971 (s390_issue_rate): Adjust issue rate for z10.
16972 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16973 (processor_flags): Add PF_Z10.
16974 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16975 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16976 * gcc/config.gcc: Add z10.
16978 2008-05-28 Richard Guenther <rguenther@suse.de>
16980 PR tree-optimization/36291
16981 * tree-flow. h (struct gimple_df): Remove var_anns member.
16982 * tree-flow-inline.h (gimple_var_anns): Remove.
16983 (var_ann): Simplify.
16984 * tree-dfa.c (create_var_ann): Simplify.
16985 (remove_referenced_var): Clear alias info from var_anns of globals.
16986 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16987 (delete_tree_ssa): Clear alias info from var_anns of globals.
16988 Do not free var_anns.
16989 (var_ann_eq): Remove.
16990 (var_ann_hash): Likewise.
16992 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16994 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16995 and loongson2f entries.
16996 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16997 * config/mips/mips.h (processor_type): Add Loongson-2E
16998 and Loongson-2F entries.
16999 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17000 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17001 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17002 * doc/invoke.texi (MIPS Options): Document loongson2e
17003 and loongson2f processor names.
17005 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17009 * config/i386/i386.c (ix86_function_arg_boundary): Use
17010 alignment of canonical type.
17011 (ix86_expand_vector_move): Check unaligned memory access for
17014 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17016 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17017 Moved to the front of file.
17019 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17020 H.J. Lu <hongjiu.lu@intel.com>
17022 * dwarf2out.c (current_fde): New.
17024 (lookup_cfa:): Likewise.
17025 (dwarf2out_end_epilogue): Likewise.
17026 (dwarf2out_note_section_used): Likewise.
17028 2008-05-27 Michael Matz <matz@suse.de>
17031 * c.opt (Wenum-compare): New warning option.
17032 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17034 2008-05-27 Michael Matz <matz@suse.de>
17036 PR middle-end/36326
17037 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17039 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17040 into memory as tail calls.
17042 2008-05-27 Richard Guenther <rguenther@suse.de>
17044 PR tree-optimization/36339
17045 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17046 pointers cause all addressable variables to be call clobbered.
17048 2008-05-27 Richard Guenther <rguenther@suse.de>
17050 PR tree-optimization/36245
17051 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17053 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17055 * config/s390/s390.md: Replace all occurences of the 'm'
17056 constraint with 'RT'.
17058 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17060 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17062 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17064 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17065 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17066 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17068 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17070 * reload.c: (find_reloads): Skip alternatives according to the
17071 "enabled" attribute. Constify the constraint variable.
17072 * recog.c (get_attr_enabled): Add default implementation.
17073 (extract_insn): Set the alternative_enabled_p array
17074 in the recog_data struct.
17075 (preprocess_constraints, constrain_operands): Skip
17076 alternatives according to the "enabled" attribute
17077 * recog.h (struct recog_data): New field alternative_enabled_p.
17078 (skip_alternative): New inline function.
17079 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17080 (record_reg_classes): Skip alternative according to the
17081 "enabled" attribute.
17083 * doc/md.texi: Add documention for the "enabled" attribute.
17085 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17087 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17088 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17089 constraint with TARGET_MEM_CONSTRAINT.
17090 * recog.c (asm_operand_ok, preprocess_constraints,
17091 constrain_operands): Likewise.
17092 * regclass.c (record_reg_classes): Likewise.
17093 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17094 * reload1.c (maybe_fix_stack_asms): Likewise.
17095 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17096 * recog.h: Adjust comment.
17097 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17098 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17099 * doc/md.texi: Add a note to description of 'm' constraint.
17100 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17102 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17104 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17105 that the bitfield is of integral type before testing its precision.
17107 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17108 Sa Liu <saliu@de.ibm.com>
17110 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17111 __modti3, __udivti3, __umodti3 and __udivmodti4.
17112 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17113 that implement TImode mul and div functions.
17114 * config/spu/multi3.c: New. Implement __multi3.
17115 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17116 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17119 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17121 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17122 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17123 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17124 tls_sysv_suffix): New mode and mode attribute iterators.
17125 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17126 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17127 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17128 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17129 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17132 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17134 PR tree-optimization/36329
17135 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17136 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17137 * cgraphbuild.c (initialize_inline_failed): Use the latter
17138 macro in lieu of the former.
17139 * ipa-inline.c (cgraph_mark_inline): Likewise.
17140 (cgraph_decide_inlining_of_small_function): Likewise.
17141 (cgraph_decide_inlining): Likewise.
17142 (cgraph_decide_inlining_incrementally): Likewise.
17144 2008-05-26 Tristan Gingold <gingold@adacore.com>
17145 Anatoly Sokolov <aesok@post.ru>
17147 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17148 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17149 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17150 optimization for 'avr6' architecture.
17152 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17155 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17157 2008-05-26 Richard Guenther <rguenther@suse.de>
17159 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17160 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17162 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17164 PR middle-end/36253
17165 * caller-save.c (insert_restore): Verify alignment of spill space.
17166 (insert_save): Likewise.
17167 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17168 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17169 (STACK_SLOT_ALIGNMENT): Likewise.
17170 * function.c (LOCAL_ALIGNMENT): Removed.
17171 (get_stack_local_alignment): New.
17172 (assign_stack_local): Use it. Set alignment on stack slot.
17173 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17174 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17175 (STACK_SLOT_ALIGNMENT): New.
17176 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17177 stack slot in XFmode.
17179 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17181 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17184 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17185 argument operand in rax isn't removed.
17187 2008-05-26 Richard Guenther <rguenther@suse.de>
17189 PR middle-end/36300
17190 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17191 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17193 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17196 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17198 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17200 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17201 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17203 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17205 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17206 build a trampoline if we don't want one.
17207 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17208 return zero for nested functions if we don't want a trampoline.
17210 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17212 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17214 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17217 * c.opt: Removed undocumented option '-lang-fortran'.
17218 * c-common.h: Removed global variable 'lang_fortran'.
17219 * c-opts.c (c_common_handle_option): Removed code to handle
17220 option '-lang-fortran'. Updated includes.
17221 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17222 definition of '__GFORTRAN__'.
17223 (define__GNUC__): Reimplemented to use BASEVER and
17224 cpp_define_formatted.
17225 (builtin_define_with_value_n): Removed.
17226 * c-incpath.h: Renamed to ...
17227 * incpath.h: ... this.
17228 * c-incpath.c: Renamed to ...
17229 * incpath.c: ... this. Updated includes.
17230 * fix-header.c: Updated includes.
17231 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17232 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17233 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17235 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17237 * tree.h: Update the table of flags used on tree nodes.
17238 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17239 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17240 (FORCED_LABEL): Add access check.
17241 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17242 (ASM_INPUT_P): Likewise.
17243 (ASM_VOLATILE_P): Likewise.
17244 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17245 (OMP_SECTION_LAST): Access private_flag directly.
17246 (OMP_RETURN_NOWAIT): Likewise.
17247 (OMP_PARALLEL_COMBINED): Likewise.
17248 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17249 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17250 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17251 deprecated_flag directly.
17253 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17255 * final.c (frame_pointer_needed): Removed.
17256 * flags.h (frame_pointer_needed): Likewise.
17258 * function.h (rtl_data): Add frame_pointer_needed.
17259 (frame_pointer_needed): New.
17261 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17263 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17265 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17267 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17270 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17272 * c-common.c (strip_array_types): Move function to..
17274 (get_inner_array_type): Delete.
17275 * c-common.h (strip_array_types): Move declaration to..
17277 (get_inner_array_type): Delete.
17278 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17279 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17280 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17281 * config/pa/pa.c (emit_move_sequence): Likewise.
17283 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17285 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17288 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17290 * function.c: Include target hook for nonlocal_goto frame value.
17292 2008-05-24 Richard Guenther <rguenther@suse.de>
17294 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17295 variable can be only accessed through a pointer or a union.
17297 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17299 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17300 * doc/extend.texi: Likewise.
17302 2008-05-23 DJ Delorie <dj@redhat.com>
17304 * config/m32c/jump.md (untyped_call): Add.
17306 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17307 for A24 to PSImode.
17308 (m32c_address_cost): Detail costs for indirect offsets.
17310 2008-05-23 Rafael Espíndola <espindola@google.com>
17312 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17313 if a node is a SUBREG.
17314 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17317 2008-05-23 Paul Brook <paul@codesourcery.com>
17318 Carlos O'Donell <carlos@codesourcery.com>
17320 * doc/extend.texi: Clarify use of __attribute__((naked)).
17321 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17322 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17323 * function.c (use_register_for_decl): Use
17324 targetm.calls.allocate_stack_slots_for_args.
17325 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17326 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17327 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17329 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17331 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17333 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17335 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17336 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17337 is only rounded once.
17339 2008-05-23 Richard Guenther <rguenther@suse.de>
17341 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17343 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17344 Jakub Jelinek <jakub@redhat.com>
17347 * configure.ac: Handle --enable-cld.
17348 * configure: Regenerated.
17349 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17350 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17351 (ix86_current_function_needs_cld): New define.
17352 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17353 (cld): New isns pattern.
17354 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17355 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17356 * config/i386/i386.opt (mcld): New option.
17357 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17358 TARGET_CLD and ix86_current_function_needs_cld.
17359 (override_options): Use -mcld by default for 32-bit code if
17362 * doc/install.texi (Options specification): Document --enable-cld.
17363 * doc/invoke.texi (Machine Dependent Options)
17364 [i386 and x86-64 Options]: Add -mcld option.
17365 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17367 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17368 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17369 (return_in_memory_64): Likewise.
17370 (return_in_memory_ms_64): Likewise.
17372 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17374 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17375 * builtins.c (fold_builtin_fpclassify): New.
17376 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17377 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17378 * c-common.c (handle_type_generic_attribute): Adjust to accept
17379 fixed arguments before an elipsis.
17380 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17381 * doc/extend.texi: Document __builtin_fpclassify.
17383 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17385 * omp-low.c (gate_expand_omp_ssa): Remove.
17386 (pass_expand_omp_ssa): Remove.
17387 (gate_expand_omp): Do not check for flag_openmp_ssa.
17388 * common.opt (-fopenmp-ssa): Remove.
17389 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17391 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17393 * config/sh/sh.opt (mfixed-range): New option.
17394 * config/sh/sh-protos.h (sh_fix_range): Declare.
17395 * config/sh/sh.c (sh_fix_range): New function.
17396 * config/sh/sh.h (sh_fixed_range_str): Declare.
17397 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17399 * doc/invoke.texi (SH Options): Document -mfixed-range.
17401 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17403 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17404 it before the redeclaration.
17406 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17408 * config/avr/avr.c (get_sequence_length): Add new function.
17409 (expand_prologue, expand_epilogue): Remove duplicate code.
17411 2008-05-22 Rafael Espíndola <espindola@google.com>
17413 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17416 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17418 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17419 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17421 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17422 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17423 (vect_update_misalignment_for_peel): Likewise.
17424 (vector_alignment_reachable_p): Likewise.
17425 * tree-vect-transform.c (vectorizable_load): Likewise.
17426 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17427 (get_vectype_for_scalar_type): Pass mode of scalar_type
17428 to UNITS_PER_SIMD_WORD.
17430 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17431 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17432 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17433 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17434 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17436 2008-05-22 Ira Rosen <irar@il.ibm.com>
17438 PR tree-optimization/36293
17439 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17440 if the first load must be skipped because of a gap.
17442 2008-05-22 Richard Guenther <rguenther@suse.de>
17444 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17445 more cases of offset disambiguation that is possible if
17446 strict-aliasing rules apply.
17447 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17448 for basic offset and type-based disambiguation.
17450 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17452 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17453 ix86_expand_vector_set on V16QImode for SSE4.1.
17455 2008-05-21 Tom Tromey <tromey@redhat.com>
17457 * c.opt (Wimport): Mark as undocumented.
17458 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17460 (Warning Options): Likewise.
17461 * doc/cppopts.texi: Don't mention -Wimport.
17463 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17465 PR tree-optimization/36287
17466 PR tree-optimization/36286
17467 * lambda-code.c (build_access_matrix): Do not use the loop->num
17468 for computing the number of induction variables: use the loop depth
17471 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17474 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17475 option -f(no-)leading-underscore.
17477 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17479 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17480 GET_MODE_NUNITS (mode).
17482 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17484 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17485 (-mmulhw): Add 464 to description.
17486 (-mdlmzb): Likewise.
17487 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17488 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17490 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17491 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17492 * config/rs6000/rs6000.md: Update comments for 464.
17494 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17496 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17498 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17500 * config/i386/sse.md (vec_extractv4sf): Removed.
17501 (vec_extractv2df): Likewise.
17502 (vec_extractv2di): Likewise.
17503 (vec_extractv4si): Likewise.
17504 (vec_extractv8hi): Likewise.
17505 (vec_extractv16qi): Likewise.
17506 (vec_extract<mode>): New.
17508 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17510 * config/i386/sse.md (vec_setv4sf): Removed.
17511 (vec_setv2df): Likewise.
17512 (vec_setv2di): Likewise.
17513 (vec_setv4si): Likewise.
17514 (vec_setv8hi): Likewise.
17515 (vec_setv16qi): Likewise.
17516 (vec_set<mode>): New.
17518 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17520 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17521 goto for vec_concat and vec_interleave.
17523 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17525 * config/i386/sse.md (vec_initv4sf): Removed.
17526 (vec_initv2df): Likewise.
17527 (vec_initv2di): Likewise.
17528 (vec_initv4si): Likewise.
17529 (vec_initv8hi): Likewise.
17530 (vec_initv16qi): Likewise.
17531 (vec_init<mode>): New.
17533 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17535 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17537 2008-05-21 Tom Tromey <tromey@redhat.com>
17539 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17540 (zone_find_object_offset): Likewise.
17541 (gt_ggc_m_S): Likewise.
17542 (highest_bit): Likewise.
17543 * ggc-page.c (gt_ggc_m_S): New function.
17544 * stringpool.c (string_stack): Remove.
17545 (init_stringpool): Update.
17546 (ggc_alloc_string): Use ggc_alloc.
17547 (maybe_delete_ident): New function.
17548 (ggc_purge_stringpool): Likewise.
17549 (gt_ggc_m_S): Remove.
17550 * ggc-common.c (ggc_protect_identifiers): New global.
17551 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17552 ggc_protect_identifiers.
17553 * ggc.h (ggc_protect_identifiers): Declare.
17554 (gt_ggc_m_S): Update.
17555 (ggc_purge_stringpool): Declare.
17556 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17557 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17559 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17561 2008-05-21 David S. Miller <davem@davemloft.net>
17563 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17566 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17568 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17571 2008-05-20 David Daney <ddaney@avtrex.com>
17573 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17574 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17575 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17576 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17577 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17578 (atomic_hiqi_op): New define_code_iterator.
17579 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17580 mips_expand_compare_and_swap_12.
17581 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17582 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17583 (sync_<optab><mode>, sync_old_<optab><mode>,
17584 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17585 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17586 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17587 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17588 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17589 (test_and_set_12): New insn.
17590 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17591 sync_new_<optab><mode>, sync_old_nand<mode>,
17592 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17593 clobber to operand 0 for SI and DI mode insns.
17594 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17595 mips_gen_fn_4): New typedefs.
17596 (mips_gen_fn_ptrs): Define new union type.
17597 (mips_expand_compare_and_swap_12): Remove declaration.
17598 (mips_expand_atomic_qihi): Declare function.
17599 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17600 (mips_expand_atomic_qihi): ... this. Use new generator function
17602 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17603 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17604 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17605 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17606 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17607 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17608 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17609 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17610 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17611 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17614 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17616 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17619 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17621 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17622 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17623 (avr_attribute_table): Add 'OS_main' function attribute.
17624 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17625 functions with 'OS_main' attribute.
17627 2008-05-20 Richard Guenther <rguenther@suse.de>
17629 PR tree-optimization/35204
17630 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17631 helper, split out from ...
17632 (DFS): ... here. Make the DFS walk non-recursive.
17634 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17635 Jan Sjodin <jan.sjodin@amd.com>
17637 PR tree-optimization/36181
17638 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17639 (parallelize_loops): Don't parallelize when the loop has vector
17642 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17643 Sebastian Pop <sebastian.pop@amd.com>
17645 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17646 matrix, and never look at the tree representation of the memory
17648 (linear_transform_loops): Computes parameters and access matrices.
17649 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17651 (access_matrix_get_index_for_parameter): New.
17652 * tree-data-ref.h (struct access_matrix): New.
17653 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17654 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17655 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17656 am_vector_index_for_loop): New.
17657 (struct data_reference): Add field access_matrix.
17658 (DR_ACCESS_MATRIX): New.
17659 (compute_data_dependences_for_loop): Update declaration.
17660 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17661 * lambda.h (lambda_vector_vec_p): Declared.
17662 * lambda-code.c: Depend on pointer-set.h.
17663 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17664 av_for_af_base, av_for_af, build_access_matrix,
17665 lambda_compute_access_matrices): New.
17666 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17668 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17670 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17671 $SOURCEDIR/include.
17673 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17674 Sebastian Pop <sebastian.pop@amd.com>
17676 PR tree-optimization/36206
17677 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17679 (instantiate_scev_1): Rename flags to fold_conversions.
17680 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17681 outeside instantiation_loop.
17682 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17683 (evolution_function_is_affine_or_constant_p): Removed.
17684 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17686 (analyze_siv_subscript): Pass in the loop nest number.
17687 Call evolution_function_is_affine_in_loop instead of
17688 evolution_function_is_affine_p.
17689 (analyze_overlapping_iterations): Pass in the loop nest number.
17691 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17692 Sebastian Pop <sebastian.pop@amd.com>
17694 PR tree-optimization/36206
17695 * tree-chrec.h (chrec_fold_op): New.
17696 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17699 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17701 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17703 (remove_duplicates): Do not set inode on non-inode systems.
17706 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17708 * config.gcc (tm_file): Update comments about relative pathnames.
17710 2008-05-20 Richard Guenther <rguenther@suse.de>
17712 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17713 * tree-ssa-sccvn.c (process_scc): Likewise.
17714 * tree-ssa-sink.c (execute_sink_code): Likewise.
17715 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17716 * tree-vrp.c (process_assert_insertions): Likewise.
17717 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17718 (perform_tree_ssa_dce): Likewise.
17719 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17720 (dump_dominator_optimization_stats): Likewise.
17721 * tree-vectorizer.c (vectorize_loops): Likewise.
17723 2008-05-20 Richard Guenther <rguenther@suse.de>
17725 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17727 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17729 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17730 (ix86_i386elf_return_in_memory): Likewise.
17731 (ix86_i386interix_return_in_memory): Likewise.
17732 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17733 (SUBTARGET_RETURN_IN_MEMORY): New.
17734 * config/i386/i386elf.h: Likewise.
17735 * config/i386/ptx4-i.h: Likewise.
17736 * config/i386/sol2-10.h: Likewise.
17737 * config/i386/sysv4.h: Likewise.
17738 * config/i386/vx-common.h: Likewise.
17739 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17740 * config/i386/i386.c (ix86_return_in_memory): Made static and
17741 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17742 (ix86_i386elf_return_in_memory): Removed.
17743 (ix86_i386interix_return_in_memory): Removed.
17744 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17745 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17747 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17749 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17751 2008-05-19 Xinliang David Li <davidxl@google.com>
17753 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17755 * common.opt: Ditto.
17756 * doc/invoke.texi: Ditto.
17758 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17760 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17761 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17763 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17765 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17766 sizes of operand array from 8/4 to 4/2.
17767 (ix86_expand_vector_init_general): Change size of operand array
17768 from 32 to 16. Remove op0, op1 and half_mode.
17770 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17772 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17773 (ix86_expand_vector_init_interleave): Likewise.
17774 (ix86_expand_vector_init_general): Use them. Assert
17775 word_mode == SImode when n_words == 4.
17777 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17779 * config/i386/i386.c (ix86_secondary_reload): New static function.
17780 (TARGET_SECONDARY_RELOAD): New define.
17781 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17782 * config/i386/i386.md (reload_outqi): Remove.
17784 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17786 PR middle-end/35509
17787 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17788 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17789 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17790 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17791 (fold_builtin_1): Likewise.
17792 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17793 c-common.c (check_builtin_function_arguments): Handle
17794 BUILT_IN_ISINF_SIGN.
17795 * doc/extend.texi: Document __builtin_isinf_sign.
17796 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17798 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17800 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17801 EH cleanup at the end of the pass, search for those that have been
17802 turned into forwarder blocks and do the cleanup on their successor.
17804 2008-05-18 Richard Guenther <rguenther@suse.de>
17806 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17807 pointers to sizetype and vice versa.
17809 2008-05-18 Xinliang David Li <davidxl@google.com>
17811 * gcc/tree-ssa-dce.c: Coding style fix.
17812 (check_pow): Documentation comment.
17813 (check_log): Documenation comment. Coding style fix.
17814 (is_unnecessary_except_errno_call): Ditto.
17815 (gen_conditions_for_pow): Ditto.
17816 (gen_conditions_for_log): Ditto.
17817 (gen_shrink_wrap_conditions): Ditto.
17818 (shrink_wrap_one_built_in_calls): Ditto.
17819 * gcc/doc/invoke.texi: Better documentation string.
17820 * ChangeLog: Fix wrong change log entries from
17821 May 17 checkin on function call DCE.
17823 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17825 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17827 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17829 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17830 * df-problems.c (simulation routines): Fixed block comment to
17831 properly say how to add forwards scanning functions.
17833 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17835 * tree-inline.c (setup_one_parameter): Remove dead code.
17837 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17839 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17840 a BIT_AND_EXPR only for an INTEGER_TYPE.
17842 2008-05-17 Xinliang David Li <davidxl@google.com>
17844 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17845 (check_pow, check_log, is_unnecessary_except_errno_call): New
17846 functions to check for eliminating math functions that are pure
17847 except for setting errno.
17848 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17849 general condition expressions for shrink-wrapping pow/log calls.
17850 (gen_shrink_wrap_conditions): Ditto.
17851 (shrink_wrap_one_built_in_call): Ditto.
17852 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17853 (mark_operand_necessary): If debugging, output if OP is necessary.
17854 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17856 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17858 * gcc/common.opt: New user flag -ftree-builtin-dce.
17859 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17861 2008-05-16 David S. Miller <davem@davemloft.net>
17863 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17864 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17866 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17869 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17871 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17873 * ifcvt.c (dead_or_predicable): Rename
17874 df_simulate_one_insn_backwards to df_simulate_one_insn.
17875 * recog.c (peephole2_optimize): Ditto.
17876 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17878 * df.h: Rename df_simulate_one_insn_backwards to
17879 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17880 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17881 scanning of defs and uses.
17882 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17883 (df_simulate_one_insn_forwards): Removed.
17885 2008-05-16 Doug Kwan <dougkwan@google.com>
17887 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17889 (real_from_string): Handle NaNs and Inf as approriate.
17891 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17893 * doc/gty.texi (Source Files Containing Type Information): Note
17894 that headers should appear first in the gtfiles list.
17896 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17898 * tree.def (COND_EXEC): Properly documented this code.
17900 2008-05-16 Diego Novillo <dnovillo@google.com>
17902 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17903 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17906 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17908 * tree-ssa-dse (max_stmt_uid): Removed.
17909 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17910 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17911 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17912 * function.h (cfun.last_stmt_uid): New field.
17913 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17914 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17916 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17917 (create_stmt_ann): Initialize the ann->uid field.
17918 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17920 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17922 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17924 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17925 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17926 (init_empty_tree_cfg): Call it.
17928 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17930 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17933 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17935 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17936 * tree-dump.c (dump_options): New verbose option.
17937 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17939 * tree-pass.h (TDF_VERBOSE): New dump flag.
17940 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17941 (tree-flow.h): Added include.
17942 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17944 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17946 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17948 From Jie Zhang <jie.zhang@analog.com>
17949 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17950 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17951 mcpu=bf561-none and mcpu=bf561-0.2.
17952 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17953 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17954 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17955 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17956 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17957 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17958 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17960 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17961 (cputype_selected): Remove.
17962 (bfin_handle_option): Don't use cputype_selected.
17963 (override_options): When no mcpu option, enable all workarounds.
17964 Don't use bfin_workarounds.
17965 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17967 (DEFAULT_CPU_TYPE): Don't define.
17969 2008-05-16 Richard Guenther <rguenther@suse.de>
17971 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17972 on deletion of the last stmt.
17974 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17976 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17977 V8HImode for SSE2 and V16QImode for SSE4.1.
17979 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17981 * cgraph.h (compute_inline_parameters): Made public.
17982 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17983 variable_generate_summary, function_write_summary,
17984 variable_write_summary, variable_read_summary. Added generate_summary,
17985 write_summary, read_summary.
17986 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17987 pass_ipa_inline.function_generate_summary, to
17988 compute_inline_parameters.
17989 * ipa-inline.c (compute_inline_parameters): Made public and added
17991 (compute_inline_parameters_for_current): New function.
17992 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17993 (inline_generate_summary): Removed parameter and made to loop over
17995 (pass_ipa_inline): Updated for new IPA_PASS structure.
17996 * passes.c (execute_ipa_summary_passes): Now is called once per
17997 pass rather than once per node*pass.
17999 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18001 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18002 avr_have_mul_p, avr_asm_only_p): Remove variables.
18003 (avr_override_options): Remove initialization of removed variables.
18004 (avr_file_start): Convert removed variables to fields of
18005 'struct base_arch_s *avr_current_arch'.
18006 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18007 (AVR_HAVE_MUL): (Ditto.).
18008 (AVR_HAVE_MOVW): (Ditto.).
18009 (AVR_HAVE_LPMX): (Ditto.).
18010 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18011 avr_asm_only_p): Remove declaration.
18013 2008-05-15 Diego Novillo <dnovillo@google.com>
18015 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18016 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18018 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18020 PR middle-end/36194
18021 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18022 Don't call record_truncated_value from here.
18023 (record_truncated_value): Turn it into a for_each_rtx callback.
18024 (record_truncated_values): New function.
18025 (combine_instructions): Call note_uses with record_truncated_values.
18026 Change name of check_conversion to check_promoted_subreg.
18028 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18030 * doc/sourcebuild.texi: Document support for torture tests.
18032 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18034 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18035 to alternative 4 of operand 2.
18037 2008-05-15 Richard Guenther <rguenther@suse.de>
18039 * tree-pass.h (current_pass): Declare.
18040 (get_pass_for_id): Likewise.
18041 * passes.c (passes_by_id, passes_by_id_size): New globals.
18042 (set_pass_for_id): New function.
18043 (get_pass_for_id): Likewise.
18044 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18045 (execute_function_todo): Flush per function statistics.
18046 * toplev.c (compile_file): Init statistics.
18047 (general_init): Do early statistics initialization.
18048 (finalize): Finish statistics.
18049 * statistics.h (statistics_early_init): Declare.
18050 (statistics_init): Likewise.
18051 (statistics_fini): Likewise.
18052 (statistics_fini_pass): Likewise.
18053 (statistics_counter_event): Likewise.
18054 (statistics_histogram_event): Likewise.
18055 * statistics.c: New file.
18056 * Makefile.in (OBJS-common): Add statistics.o.
18057 (statistics.o): Add dependencies.
18058 * doc/invoke.texi (-fdump-statistics): Document.
18060 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18061 (insert): Likewise.
18062 (execute_pre): Use statistics_counter_event.
18063 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18064 (substitute_and_fold): Increment it. Use statistics_counter_event.
18066 2008-05-15 Diego Novillo <dnovillo@google.com>
18068 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18070 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18071 * tree-ssa-alias.c (new_type_alias): Remove references to
18072 sub-variables from comment.
18073 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18075 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18077 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18078 attribute to 1 only for insertps alternative.
18080 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18082 * config/bfin/bfin.md (loadbytes): New pattern.
18083 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18084 (bfin_init_builtins): Initialize it.
18085 (bdesc_1arg): Add it.
18087 2008-05-15 Sa Liu <saliu@de.ibm.com>
18089 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18090 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18091 * testsuite/lib/target-supports.exp: Add
18092 check_effective_target_fortran_integer_16.
18094 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18096 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18097 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18098 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18099 (TARGET_RETURN_IN_MEMORY): Define.
18101 2008-05-15 Richard Guenther <rguenther@suse.de>
18103 PR middle-end/36244
18104 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18105 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18106 represent unmodifiable vars.
18108 2008-05-15 Richard Guenther <rguenther@suse.de>
18110 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18111 INDIRECT_REF and TARGET_MEM_REF.
18112 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18115 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18116 H.J. Lu <hongjiu.lu@intel.com>
18118 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18119 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18120 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18121 insn alternatives. Add missing alternatives.
18122 (*vec_concatv2di_rex64_sse4_1): Likewise.
18123 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18124 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18125 Require TARGET_SSE.
18127 2008-05-15 Richard Guenther <rguenther@suse.de>
18129 PR tree-optimization/36009
18130 PR tree-optimization/36204
18131 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18132 (determine_invariantness_stmt): Record the loop a store is
18133 always executed in.
18134 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18137 2008-05-15 Richard Guenther <rguenther@suse.de>
18139 PR tree-optimization/34330
18140 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18141 through the pointer will alias the SMT.
18143 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18145 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18147 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18149 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18151 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18152 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18154 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18155 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18156 (vashl_optab): New optab for vector/vector shifts.
18157 (vashr_optab): Ditto.
18158 (vlshr_optab): Ditto.
18159 (vrotl_optab): Ditto.
18160 (vrotr_optab): Ditto.
18161 (optab_subtype): New enum for optab_for_tree_code call.
18162 (optab_for_tree_code): Add enum optab_subtype argument.
18164 * optabs.c (optab_for_tree_code): Take an additional argument to
18165 distinguish between a vector shift by a scalar and vector shift by
18166 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18167 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18168 vector shift by a vector.
18169 (expand_widen_pattern_expr): Pass additional argument to
18170 optab_for_tree_code.
18172 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18173 vrotl_optab, vrotr_optab.
18175 * expr.c (expand_expr_real_1): Update calls to
18176 optab_for_tree_code to distinguish between vector shifted by a
18177 scalar and vector shifted by a vector.
18178 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18179 (supportable_narrowing_operation): Ditto.
18180 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18181 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18182 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18183 (vect_create_epilog_for_reduction): Ditto.
18184 (vectorizable_reduction): Ditto.
18185 (vectorizable_operation): Ditto.
18186 (vect_strided_store_supported): Ditto.
18187 (vect_strided_load_supported): Ditto.
18188 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18189 * expmed.c (expand_shift): Ditto.
18191 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18193 (ashr@var{m}3): Ditto.
18194 (vashl@var{m}3): Document new vector/vector shift standard name.
18195 (vashr@var{m}3): Ditto.
18196 (vlshr@var{m}3): Ditto.
18197 (vrotl@var{m}3): Ditto.
18198 (vrotr@var{m}3): Ditto.
18200 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18201 (PPERM_INVERT): Ditto.
18202 (PPERM_REVERSE): Ditto.
18203 (PPERM_REV_INV): Ditto.
18204 (PPERM_ZERO): Ditto.
18205 (PPERM_ONES): Ditto.
18206 (PPERM_SIGN): Ditto.
18207 (PPERM_INV_SIGN): Ditto.
18208 (PPERM_SRC1): Ditto.
18209 (PPERM_SRC2): Ditto.
18211 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18212 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18213 allows a memory operand to be the value being added, and split it
18214 to improve vectorization.
18215 (sse5_pmacsdqh_mem): Ditto.
18216 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18217 (sse5_mulv2div2di3_high): Ditto.
18218 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18219 (vec_pack_trunc_v4si): Ditto.
18220 (vec_pack_trunc_v2di): Ditto.
18221 (sse5_pcmov_<mode>): Remove code that tried to use use
18222 andps/andnps instead of pcmov.
18223 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18224 pmacsdqh instructions.
18225 (vec_widen_smult_lo_v4si): Ditto.
18227 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18228 (PPERM_INVERT): Ditto.
18229 (PPERM_REVERSE): Ditto.
18230 (PPERM_REV_INV): Ditto.
18231 (PPERM_ZERO): Ditto.
18232 (PPERM_ONES): Ditto.
18233 (PPERM_SIGN): Ditto.
18234 (PPERM_INV_SIGN): Ditto.
18235 (PPERM_SRC1): Ditto.
18236 (PPERM_SRC2): Ditto.
18237 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18239 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18241 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18242 says ignore whether the last reference is a memory operand.
18244 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18245 Paolo Bonzini <bonzini at gnu dot org>
18247 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18250 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18251 (vlshr<mode>3): Rename from vlshr<mode>3.
18252 (vashr<mode>3): Rename from vashr<mode>3.
18253 (mulv4sf3): Change the names of vector shift patterns.
18257 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18260 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18285 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18286 (floatunssidf2_internal): Change vector/vector shift names.
18287 (floatunsdidf2_internal): Ditto.
18294 (vashl<mode>3): Rename from ashl<mode>3.
18295 (vashr<mode>3): Rename from ashr<mode>3.
18296 (vlshr<mode>3): Rename from lshr<mode>3.
18297 (vrotl<mode>3): Rename from rotl<mode>3.
18299 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18302 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18303 multiply gives the wrong value when doing widening multiplies.
18304 (vec_widen_smult_lo_v4si): Ditto.
18306 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18308 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18309 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18310 emit_library_call_value.
18311 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18312 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18313 * calls.c (initialize_argument_information, precompute_arguments,
18314 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18315 (precompute_arguments): Removed flags parameter.
18316 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18318 2008-05-14 Richard Guenther <rguenther@suse.de>
18320 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18321 Make sure to register the store if the use is a PHI_NODE.
18323 2008-05-14 Olivier Hainque <hainque@adacore.com>
18325 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18326 memory if the component is to be referenced in BLKmode according
18327 to get_inner_reference.
18329 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18331 * calls.c (emit_library_call_value_1): Restore code clearing
18332 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18334 2008-05-14 Olivier Hainque <hainque@adacore.com>
18335 Nicolas Roche <roche@adacore.com>
18337 * configure.ac: Add support for a "gcc_subdir" variable in
18338 config-lang.in, to denote a subdirectory where the language/GCC
18339 integration files are to be found.
18340 * configure: Regenerate.
18342 2008-05-14 Ira Rosen <irar@il.ibm.com>
18344 PR tree-optimization/36098
18345 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18346 value for the first load in the group in case of a gap.
18347 (vect_build_slp_tree): Check that there are no gaps in loads.
18349 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18351 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18352 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18353 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18354 emit_insn and remove unneeded code to construct extra args.
18355 (emit_no_conflict_block): Removed.
18356 * optabls.h: (emit_no_conflict_block): Removed.
18357 * cse.c (cse_extended_basic_block): Remove search for
18358 REG_NO_CONFLICT note.
18359 * global.c: Removed incorrect comment added in revision 117.
18360 * expr.c (convert_move): Change call to emit_no_conflict_block to
18362 * recog.c: Change comments so that they do not mention
18364 * local_alloc.c (combine_regs): Removed last parameter.
18365 (no_conflict_p): Removed.
18366 (block_alloc): Removed note, no_conflict_combined_regno and set
18367 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18368 (combine_regs): Removed already_dead and code to look for
18369 REG_NO_CONFLICT notes.
18370 * lower_subreg (remove_retval_note): Removed code to look for
18371 REG_NO_CONFLICT block.
18372 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18373 (resolve_clobber): Remove code to process libcalls that have
18374 REG_NO_CONFLICT notes.
18375 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18377 * combine.c (can_combine_p, distribute_notes): Removed
18378 REG_NO_CONFLICT case.
18379 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18381 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18382 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18384 * reg-notes.def (NO_CONFLICT): Removed.
18386 2008-05-14 David S. Miller <davem@davemloft.net>
18388 * config/sparc/sparc.c (sparc_profile_hook): If
18389 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18390 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18391 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18393 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18395 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18397 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18400 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18401 and op1 expansion before vector concat to have less live pseudos.
18403 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18405 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18406 ix86_expand_vector_set if supported.
18408 2008-05-13 Diego Novillo <dnovillo@google.com>
18409 Kenneth Zadeck <zadeck@naturalbridge.com>
18411 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18413 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18414 phinodes_print_statistics, init_ssanames, fini_ssanames,
18415 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18416 release_ssa_name, release_defs, replace_ssa_name_symbol,
18417 ssanames_print_statistics): Move ...
18418 * tree-flow.h: ... here.
18419 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18420 Use FN instead of cfun.
18421 (make_ssa_name_fn): Rename from make_ssa_name.
18422 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18423 * tree-flow-inline.h (make_ssa_name): Move from
18424 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18425 * omp-low.c (expand_omp_parallel):
18426 * tree-flow-inline.h (redirect_edge_var_map_result):
18427 * tree-ssa.c (init_tree_ssa): Add argument FN.
18428 Use it instead of cfun. Update all users.
18430 2008-05-13 Tom Tromey <tromey@redhat.com>
18432 PR preprocessor/22168:
18433 * doc/cpp.texi (Top): Update menu.
18434 (Alternatives to Wrapper #ifndef): New node.
18435 (Other Directives): Document deprecation.
18436 (Obsolete Features): Remove menu.
18437 (Assertions): Merge node into Obsolete Features.
18438 (Obsolete once-only headers): Move earlier; rename to Alternatives
18439 to Wrapper #ifndef.
18440 * doc/cppopts.texi: Update.
18441 * c.opt (Wdeprecated): Enable for C and ObjC.
18442 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18443 (C++ Dialect Options): Move -Wno-deprecated from here to...
18444 (Warning Options): ... here.
18446 2008-05-13 Richard Guenther <rguenther@suse.de>
18448 PR middle-end/36227
18449 * fold-const.c (fold_sign_changed_comparison): Do not allow
18450 changes in pointer-ness.
18452 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18455 * config/sh/sh.c (sh_expand_prologue): Don't clear
18456 RTX_FRAME_RELATED_P for push insns.
18458 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18460 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18462 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18464 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18465 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18466 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18468 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18470 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18471 (*vec_concatv4sf_sse): This.
18472 (*sse2_concatv2si): Renamed to ...
18473 (*vec_concatv2si_sse2): This.
18474 (*sse1_concatv2si): Renamed to ...
18475 (*vec_concatv2si_sse): This.
18476 (*vec_concatv2di_rex): Renamed to ...
18477 (*vec_concatv2di_rex64): This.
18478 (*vec_concatv2si_sse4_1): New.
18479 (*vec_concatv2di_rex64_sse4_1): Likewise.
18481 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18483 PR rtl-optimization/36111
18484 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18485 that was created for swappable operands.
18487 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18490 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18491 * configure.ac: Add call to ACX_PROG_GNAT.
18493 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18495 * optc-gen.awk: Fix comment typo.
18497 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18499 * pretty-print.c (pp_integer_with_precision): Use
18500 HOST_LONG_LONG_FORMAT.
18502 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18504 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18506 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18508 * config/i386/i386.c (bdesc_ptest): Removed.
18509 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18510 (bdesc_args): Add __builtin_ia32_ptestz128,
18511 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18512 (ix86_init_mmx_sse_builtins): Updated.
18513 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18514 (ix86_expand_builtin): Updated.
18516 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18518 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18519 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18521 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18523 * value-prof.c (interesting_stringop_to_profile): Do not
18524 return early for BUILT_IN_MEMPCPY.
18526 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18528 * calls.c (expand_call): Don't use callgraph to increase
18529 preferred_stack_boundary.
18531 * cgraph.h (cgraph_rtl_info): Use unsigned on
18532 preferred_incoming_stack_boundary.
18534 * final.c (rest_of_clean_state): Use unsigned on
18535 preferred_stack_boundary.
18537 2008-05-09 Tom Tromey <tromey@redhat.com>
18539 PR preprocessor/22231:
18540 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18543 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18545 PR tree-optimization/36129
18546 * tree-ssa-ccp.c: Include value-prof.h.
18547 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18548 built-in function was folded to a constant.
18549 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18551 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18552 Sebastian Pop <sebastian.pop@amd.com>
18554 * tree-scalar-evolution.c: Document instantiate_scev.
18555 (instantiate_parameters_1): Renamed instantiate_scev_1.
18556 Don't use the same loop for instantiation_loop and evolution_loop.
18557 (instantiate_scev): New.
18558 (instantiate_parameters): Moved...
18559 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18560 same loop twice. Maintains the semantics for this function.
18561 * tree-scalar-evolution.h (instantiate_scev): Declare.
18562 (instantiate_parameters): ...here. Now static inline.
18563 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18564 instead of resolve_mixers.
18566 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18568 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18570 2008-05-09 Tomas Bily <tbily@suse.cz>
18572 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18573 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18574 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18575 * c-common.c (c_common_truthvalue_conversion): Likewise.
18576 * tree-object-size.c (compute_object_offset): Likewise.
18577 * tree-inline.c (estimate_num_insns_1): Likewise.
18578 * varasm.c (const_hash_1, compare_constant, copy_constant)
18579 (compute_reloc_for_constant, output_addressed_constants)
18580 (initializer_constant_valid_p): Likewise.
18581 * c-omp.c (check_omp_for_incr_expr): Likewise.
18582 * gimplify.c (gimplify_expr): Likewise.
18583 * c-typeck.c (c_finish_return): Likewise.
18584 * tree-vectorizer.c (supportable_widening_operation)
18585 (supportable_narrowing_operation): Likewise.
18586 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18587 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18588 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18589 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18590 (descr_info_loc): Likewise.
18591 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18592 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18593 (fold_unary): Likewise.
18594 * builtins.c (get_pointer_alignment): Likewise.
18595 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18596 (instantiate_parameters_1): Likewise.
18597 * tree.c (expr_align, stabilize_reference): Likewise.
18598 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18599 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18600 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18601 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18602 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18603 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18605 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18606 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18607 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18608 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18609 (forward_propagate_comparison)
18610 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18611 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18612 * emit-rtl.c (component_ref_for_mem_expr)
18613 (set_mem_attributes_minus_bitpos): Likewise.
18614 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18615 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18617 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18618 (build_function_call, pointer_diff, build_compound_expr)
18619 (c_finish_return): Likewise.
18620 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18621 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18623 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18624 * expr.c (is_aligning_offset): Likewise.
18625 * tree-ssa-alias.c (is_escape_site): Likewise.
18626 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18627 (check_all_va_list_escapes): Likewise.
18628 * tree-ssa-loop-ivopts.c (determine_base_object)
18629 (determine_common_wider_type): Likewise.
18630 * dojump.c (do_jump): Likewise.
18631 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18632 * tree-gimple.c (is_gimple_cast): Likewise.
18633 * fold-const.c (decode_field_reference, )
18634 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18635 (fold_binary): Likewise.
18636 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18637 (already_warned_in_frontend_p): Likewise.
18638 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18639 * tree.c (really_constant_p, get_unwidened): Likewise.
18640 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18641 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18642 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18644 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18646 (CONVERT_EXPR_P): Define.
18647 (CASE_CONVERT): Define.
18649 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18651 PR middle-end/36117
18652 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18653 (delete_unmarked_insns): When deleting a call, call
18654 delete_unreachable_blocks.
18655 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18656 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18658 2008-05-08 Richard Guenther <rguenther@suse.de>
18660 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18661 (-ftree-salias): Likewise.
18662 (salias-max-implicit-fields): Remove param documentation.
18663 (salias-max-array-elements): Likewise.
18664 * tree-pass.h (pass_create_structure_vars): Remove.
18665 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18666 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18667 * tree-ssa-alias.c (create_structure_vars): Remove.
18668 (gate_structure_vars): Likewise.
18669 (pass_create_structure_vars): Likewise.
18670 (gate_build_alias): Likewise.
18671 (pass_build_alias): Adjust to run always and dump the function.
18672 * common.opt (ftree-salias): Hide.
18673 * passes.c (init_optimization_passes): Remove
18674 pass_create_structure_vars, adjust comment.
18675 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18676 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18677 * opts.c (decode_options): Do not set flag_tree_salias.
18678 (common_handle_option): Add OPT_ftree_salias to the backward
18679 compatibility section.
18681 2008-05-08 Richard Guenther <rguenther@suse.de>
18683 * tree-flow-inline.h (var_can_have_subvars): Move ...
18684 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18685 * tree-flow.h (var_can_have_subvars): Remove.
18686 (push_fields_onto_fieldstack): Remove.
18687 (sort_fieldstack): Likewise.
18688 (struct fieldoff): Move ...
18689 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18690 alias_set and base_for_components fields.
18691 (sort_fieldstack): Make static.
18692 (push_fields_onto_fieldstack): Likewise. Remove code that
18693 handles anything but RECORD_TYPEs. Remove alias_set and
18694 base_for_components handling.
18695 (create_variable_info_for): Adjust.
18697 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18699 * common.opt (Wframe-larger-than=): Shorten the help message
18701 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18703 2008-05-08 Rafael Espíndola <espindola@google.com>
18705 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18707 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18708 trap and that both operands are gimple values.
18709 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18710 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18713 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18715 * read-rtl.c (join_c_conditions): Return the first string if the
18716 two strings are equal.
18718 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18720 * gensupport.h (pred_data): Add a "num_codes" field.
18721 (add_predicate_code): Declare.
18722 * gensupport.c (add_predicate_code): New function.
18723 (std_pred_table): Add an "allows_const_p" field.
18724 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18725 Remove the (incomplete) list of such codes from the codes field.
18726 (init_predicate_table): Use add_predicate_code. Add all
18727 RTX_CONST_OBJs if allows_const_p is true.
18728 * genrecog.c (process_define_predicate): Use add_predicate_code.
18730 2008-05-08 David Daney <ddaney@avtrex.com>
18731 Richard Sandiford <rsandifo@nildram.co.uk>
18733 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18734 special case of constant zero operands.
18735 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18736 old and new values. Special case constant zero values.
18737 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18739 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18740 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18742 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18745 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18746 similar RTX_CONST_OBJ before CONST_INT.
18748 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18750 * stmt.c (expand_stack_restore): Change sa mode if needed.
18752 2008-05-08 Richard Guenther <rguenther@suse.de>
18754 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18755 return type to bool.
18756 (ix86_sol10_return_in_memory): Likewise.
18757 (ix86_i386elf_return_in_memory): Likewise.
18758 (ix86_i386interix_return_in_memory): Likewise.
18759 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18760 (ix86_sol10_return_in_memory): Likewise.
18761 (ix86_i386elf_return_in_memory): Likewise.
18762 (ix86_i386interix_return_in_memory): Likewise.
18764 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18767 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18769 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18770 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18773 2008-05-08 Richard Guenther <rguenther@suse.de>
18775 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18776 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18777 (DR_SUBVARS): Remove.
18778 * tree-dfa.c (dump_subvars_for): Remove.
18779 (debug_subvars_for): Likewise.
18780 (dump_variable): Do not dump subvars.
18781 (remove_referenced_var): Do not remove subvars.
18782 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18783 (lookup_subvars_for_var): Remove.
18784 (get_subvars_for_var): Likewise.
18785 (get_subvars_at): Likewise.
18786 (get_first_overlapping_subvar): Likewise.
18787 (overlap_subvar): Likewise.
18788 * tree-flow.h (subvar_t): Remove.
18789 (struct var_ann_d): Remove subvars field.
18790 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18791 argument. Remove special handling of SFTs.
18792 (compute_tag_properties): Likewise.
18793 (set_initial_properties): Likewise.
18794 (compute_call_clobbered): Likewise.
18795 (count_mem_refs): Likewise.
18796 (compute_memory_partitions): Likewise.
18797 (compute_flow_insensitive_aliasing): Likewise.
18798 (setup_pointers_and_addressables): Likewise.
18799 (new_type_alias): Likewise.
18800 (struct used_part): Remove.
18801 (used_portions): Likewise.
18802 (struct used_part_map): Likewise.
18803 (used_part_map_eq): Likewise.
18804 (used_part_map_hash): Likewise.
18805 (free_used_part_map): Likewise.
18806 (up_lookup): Likewise.
18807 (up_insert): Likewise.
18808 (get_or_create_used_part_for): Likewise.
18809 (create_sft): Likewise.
18810 (create_overlap_variables_for): Likewise.
18811 (find_used_portions): Likewise.
18812 (create_structure_vars): Likewise.
18813 * tree.def (STRUCT_FIELD_TAG): Remove.
18814 * tree.h (MTAG_P): Adjust.
18815 (struct tree_memory_tag): Remove base_for_components and
18816 unpartitionable flags.
18817 (struct tree_struct_field_tag): Remove.
18818 (SFT_PARENT_VAR): Likewise.
18819 (SFT_OFFSET): Likewise.
18820 (SFT_SIZE): Likewise.
18821 (SFT_NONADDRESSABLE_P): Likewise.
18822 (SFT_ALIAS_SET): Likewise.
18823 (SFT_UNPARTITIONABLE_P): Likewise.
18824 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18825 (union tree_node): Remove sft field.
18826 * alias.c (get_alias_set): Remove special handling of SFTs.
18827 * print-tree.c (print_node): Remove handling of SFTs.
18828 * tree-dump.c (dequeue_and_dump): Likewise.
18829 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18830 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18831 * tree-predcom.c (set_alias_info): Do not set subvars.
18832 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18833 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18834 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18835 (add_vars_for_offset): Remove.
18836 (add_virtual_operand): Remove special handling of SFTs.
18837 (add_call_clobber_ops): Likewise.
18838 (add_call_read_ops): Likewise.
18839 (get_asm_expr_operands): Likewise.
18840 (get_modify_stmt_operands): Likewise.
18841 (get_expr_operands): Likewise.
18842 (add_to_addressable_set): Likewise.
18843 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18844 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18845 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18846 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18847 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18848 (tree_node_structure): Likewise.
18849 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18851 (find_what_p_points_to): Likewise.
18853 2008-05-08 Sa Liu <saliu@de.ibm.com>
18855 * config/spu/spu.md: Fixed subti3 pattern.
18857 2008-05-08 Richard Guenther <rguenther@suse.de>
18859 PR middle-end/36154
18860 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18861 sure to create a representative for trailing arrays for PTA.
18863 2008-05-08 Richard Guenther <rguenther@suse.de>
18865 PR middle-end/36172
18866 * fold-const.c (operand_equal_p): Two objects which types
18867 differ in pointerness are not equal.
18869 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18871 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18872 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18873 (emit_library_call_value_1): Add new variable fndecl initialized by
18874 NULL_TREE. It should be the decl type of orgfun, but this information
18875 seems not to be available here, so it uses the default calling abi.
18876 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18877 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18878 by TARGET_RETURN_IN_MEMORY.
18879 * config/i386/i386-interix.h: Likewise.
18880 * config/i386/i386.h: Likewise.
18881 * config/i386/i386elf.h: Likewise.
18882 * config/i386/ptx4-i.h: Likewise.
18883 * config/i386/sol2-10.h: Likewise.
18884 * config/i386/sysv4.h: Likewise.
18885 * config/i386/vx-common.h: Likewise.
18886 * config/cris/cris.h: Removed #if 0 clause.
18887 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18888 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18890 (ix86_sol10_return_in_memory): Likewise.
18891 (ix86_i386elf_return_in_memory): New.
18892 (ix86_i386interix_return_in_memory): New.
18893 * config/mt/mt-protos.h (mt_return_in_memory): New.
18894 * config/mt/mt.c: Likewise.
18895 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18896 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18897 * config/bfin/bfin.h: Likewise.
18898 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18900 * config/bfin/bfin.c: Likewise.
18901 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18902 * config/alpha/unicosmk.h: Likewise.
18903 * config/i386/cygming.h: Likewise.
18904 * config/iq2000/iq2000.h: Likewise.
18905 * config/mips/mips.h: Likewise.
18906 * config/mn10300/mn10300.h: Likewise.
18907 * config/rs6000/rs6000.h: Likewise.
18908 * config/score/score.h: Likewise.
18909 * config/spu/spu.h: Likewise.
18910 * config/v850/v850.h: Likewise.
18911 * defaults.h: Likewise.
18912 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18913 * expr.c (emit_block_move): Adjust use of
18914 OUTGOING_REG_PARM_STACK_SPACE.
18915 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18916 OUTGOING_REG_PARM_STACK_SPACE.
18917 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18919 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18921 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18922 on OMP_RETURN for OMP_FOR.
18925 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18926 (fortran_common): New function.
18927 (gen_variable_die): Call fortran_common instead of common_check,
18928 adjust for it returning tree instead of rtx. Formatting.
18930 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18934 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18935 * c-decl.c (merge_decls): Ditto.
18936 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18937 to RTL_CONST_OR_PURE_CALL_P.
18938 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18939 Initialized DECL_LOOPING_CONST_PURE.
18940 (process_call_operands): Set tree_side_effects properly.
18941 * tree.h (TREE_READONLY_DECL_P): Removed.
18942 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18943 (DECL_LOOPING_OR_CONST_P): New macro.
18944 (struct tree_function_decl): Added looping_const_or_pure_p.
18945 (ECF_*) Renumbered.
18946 (ECF_LOOPING_OR_CONST_P): New macro.
18947 * rtlanal.c (pure_const_p): Removed.
18948 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18949 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18950 to RTL_CONST_CALL_P.
18951 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18952 (check_decl, check_tree, check_call, scan_function): Initialize
18954 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18955 (static_execute): Set looping true for recursive functions.
18956 Undo setting state to IPA_NEITHER for recursive functions.
18957 * cse.c (cse_insn):
18958 * ifcvt.c (noce_can_store_speculate_p): Changed
18959 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18960 RTL_CONST_OR_PURE_CALL_P.
18961 * dse.c (scan_insn): Ditto.
18962 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18963 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18964 RTL_CONST_OR_PURE_CALL_P.
18965 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18966 pure_call_p to RTL_CONST_CALL_P.
18967 * gimplify.c (gimplify_call_expr): Clear side effects for
18968 non-looping pure and constant calls.
18969 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18970 (flags_from_decl_or_type): Set ecf flags from decl flags.
18971 (initialize_argument_information): Turn off
18972 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18973 Change const to pure if callee_copies is true rather than just
18975 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18976 way of marking pure calls.
18977 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18978 Remove hack that was supposed to fix pr7335 and remove old
18979 way of marking pure calls.
18980 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18981 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18982 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18983 RTL_CONST_OR_PURE_CALL_P.
18984 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18985 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18986 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18987 * sched-deps.c (schedule_analyze): Ditto.
18988 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18989 return_val field of calls to represent pure and const function info.
18990 (CONST_OR_PURE_CALL_P): Deleted macro.
18991 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18992 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18993 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18995 * tree-optimize.c (execute_fixup_cfg): Added test for
18996 ECF_LOOPING_CONST_OR_PURE.
18997 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18999 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19000 effects for looping pure or const calls.
19001 (verify_gimple_expr): Added verification code.
19002 * config/alpha/alpha.c (alpha_legitimize_address,
19003 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19005 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19006 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19007 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19008 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19009 RTL_CONST_OR_PURE_CALL_P.
19010 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19011 and const calls to be deleted.
19013 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19016 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19017 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19018 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19019 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19020 to handle nonimmediate operands.
19021 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19022 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19023 to handle nonimmediate operands.
19024 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19025 (mmx_pmulhrwv4hi3): New expander. Use
19026 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19027 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19028 (sse2_umulv1siv1di3): New expander. Use
19029 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19030 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19031 (mmx_eq<mode>3): New expander. Use
19032 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19033 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19034 (mmx_uavgv8qi3): New expander. Use
19035 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19036 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19037 (mmx_uavgv4hi3): New expander. Use
19038 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19040 * config/i386/sse.md
19041 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19042 to handle nonimmediate operands.
19043 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19044 to handle nonimmediate operands.
19045 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19046 to handle nonimmediate operands.
19047 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19048 to handle nonimmediate operands.
19049 (sse2_unpckhpd_exp): New expander. Use
19050 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19051 (sse2_unpcklpd_exp): New expander. Use
19052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19053 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19054 to handle nonimmediate operands.
19055 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19056 to handle nonimmediate operands.
19057 (*sse2_<plusminus_insn><mode>3): Rename from
19058 sse2_<plusminus_insn><mode>3 insn pattern.
19059 (sse2_<plusminus_insn><mode>3): New expander. Use
19060 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19061 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19062 (sse2_umulv2siv2di3): New expander. Use
19063 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19064 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19065 (sse4_1_mulv2siv2di3): New expander. Use
19066 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19067 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19068 (sse2_pmaddwd): New expander. Use
19069 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19070 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19071 (sse2_eq<mode>3): New expander. Use
19072 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19073 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19074 (sse4_1_eqv2di3): New expander. Use
19075 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19076 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19077 (sse2_uavgv16qi3): New expander. Use
19078 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19079 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19080 (sse2_uavgv16qi3): New expander. Use
19081 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19082 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19083 (sse2_uavgv8hi3): New expander. Use
19084 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19085 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19086 (ssse3_pmulhrswv8hi3): New expander. Use
19087 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19088 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19089 (ssse3_pmulhrswv4hi3): New expander. Use
19090 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19092 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19093 (<sse>_vmmul<mode>3): Ditto.
19094 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19096 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19097 (ssse3_pmaddubsw): Ditto.
19099 * config/i386/i386.c (struct_builtin_description)
19100 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19101 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19102 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19103 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19104 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19105 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19106 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19107 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19108 (ix86_fixup_binary_operands): Assert that src1
19109 and src2 must have the same mode when swapped.
19110 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19111 and ix86_binary_operator_ok. Do not force operands in registers
19114 2008-05-07 Jan Hubicka <jh@suse.cz>
19116 * cgraph.c (dump_cgraph_node): Update.
19117 * cgraph.h (cgraph_local_info): Break out inline summary.
19118 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19120 * ipa-inline (inline_summary): New accestor function.
19121 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19122 cgraph_decide_inlining, compute_inline_parameters): Update.
19123 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19125 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19127 Cleanup ColdFire scheduling support and add V4 pipeline model.
19129 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19130 (define_attr cpu): Add cfv4 value.
19131 (define_attr type, define_attr type1): Merge into a single 'type'
19132 attribute. Update all uses.
19133 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19134 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19136 (define_attr opx_mem, define_attr opy_mem): Remove.
19137 (define_attr op_mem): Clean up, update comment.
19138 (define_attr size): Use specific values instead of general int.
19139 (define_attr guess, define_attr split): Remove. Update all uses.
19140 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19141 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19142 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19143 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19144 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19145 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19146 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19147 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19148 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19149 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19150 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19151 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19152 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19153 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19154 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19155 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19156 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19157 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19158 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19159 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19160 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19161 Update or set attributes.
19162 (stack_tie): New fake instruction.
19164 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19165 (m68k_sched_attr_size): Update declaration.
19166 (m68k_sched_attr_type2): Remove.
19167 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19168 Declare new bypass predicates.
19170 * config/m68k/m68k.c (m68k_sched_issue_rate,
19171 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19173 (TARGET_SCHED_ISSUE_RATE,
19174 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19175 (override_options): Handle scheduling for ColdFire V4 core.
19176 (m68k_expand_prologue): Emit stack_tie.
19177 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19178 'OP_TYPE_FPN'. Update all uses.
19179 (sched_guess_p): Remove.
19180 (sched_address_type): Handle symbolic addresses.
19181 (sched_get_operand): New static function.
19182 (sched_operand_type): Merge into sched_attr_op_type.
19183 (sched_attr_op_type): Handle FP registers, handle quick constants,
19185 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19186 (m68k_sched_attr_size): Update. Move logic to ...
19187 (sched_get_attr_size_int): New static function.
19188 (sched_get_opxy_mem_type): New static function.
19189 (m68k_sched_attr_op_mem): Update.
19190 (m68k_sched_attr_type2): Remove.
19191 (sched_cfv4_bypass_data): New static variable.
19192 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19193 (m68k_sched_issue_rate): Implement scheduler hook.
19194 (struct _sched_ib: enabled_p): New field.
19195 (m68k_sched_variable_issue): Update. Handle V4.
19196 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19197 sched_dump_class_func_t, sched_dump_split_class,
19198 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19199 sched_dump_dfa_class, m68k_sched_dump): Remove.
19200 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19202 (m68k_sched_init_global): Remove statisctics dumping, introduce
19203 sanity check that all instructions have pipeline reservations. Handle
19205 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19206 Handle ColdFire V4 core.
19207 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19208 New static functions.
19209 (m68k_sched_address_bypass_p): New bypass predicate.
19210 (sched_get_indexed_address_scale): New static function.
19211 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19213 * cf.md: Update comments.
19214 (define_attr type2): Remove. Use 'type' attribute instead.
19216 (cf_ib): Rename to cfv123_ib. Update all uses.
19217 (cf_oep): Rename to cfv123_oep. Update all uses.
19218 (cf_chr): Rename to cfv123_chr. Update all uses.
19219 (cf_mem): Rename to cfv123_mem. Update all uses.
19220 (cf_mac): Move to more appropriate place.
19221 (cfv123_guess): New automaton and cpu_unit.
19222 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19223 Update uses of 'size' attribute. Handle before reload scheduling.
19224 (cfv123_guess): New dummy reservation for unhandled instructions.
19225 (cfv4_*): Pipeline description of ColdFire V4 core.
19226 (ignore): New reservation to handle 'ignore' type.
19228 2008-05-07 Ian Lance Taylor <iant@google.com>
19230 PR middle-end/36013
19231 * gimplify.c (find_single_pointer_decl_1): Don't look through
19233 (find_single_pointer_decl): Adjust comments.
19235 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19237 PR middle-end/36137
19238 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19239 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19241 PR middle-end/36106
19242 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19243 integral type rather than floating point, then VIEW_CONVERT_EXPR
19244 to the floating point type.
19246 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19248 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19249 TFmode op0 to register.
19251 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19253 * c-decl.c (grokdeclarator): Comment typo.
19255 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19257 * tree-flow.h: Remove prototype for computed_goto_p.
19258 * tree-cfg.c (computed_goto_p): Make static.
19260 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19263 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19264 (contains_aligned_value_p): This. Handle _Decimal128.
19265 (ix86_function_arg_boundary): Only align _Decimal128 to its
19266 natural boundary and handle it properly.
19268 2008-05-06 Martin Jambor <mjambor@suse.cz>
19270 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19271 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19272 (ipcp_method_set_orig_node): Removed.
19273 (ipcp_cval_get_cvalue_type): Removed.
19274 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19275 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19276 (ipcp_cval_set_cvalue_type): Removed.
19277 (ipcp_cval_get_cvalue): Removed.
19278 (ipcp_cval_set_cvalue): Removed.
19279 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19280 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19281 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19282 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19283 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19284 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19285 (ipcp_get_ith_lattice): Changed parameters.
19286 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19287 (ipcp_lattice_from_jfunc): Changed parameters.
19288 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19289 (ipcp_method_cval_print): Added temporary variable info.
19290 (ipcp_redirect): Removed already unused local variable caller.
19291 (ipcp_redirect): New temporary variable orig_callee_info
19292 (ipcp_redirect): Removed newly unused local variable callee.
19293 (ipcp_redirect): Removed (a bit confusing) local variable type.
19294 (ipcp_insert_stage): Added local variable info.
19295 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19297 (ipcp_formal_create): Removed.
19298 (ipcp_method_cval_set): Removed.
19299 (ipcp_propagate_stage): Renamed lattice variables.
19300 (ipcp_method_cval_set_cvalue_type): Removed.
19301 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19302 (ipcp_print_all_lattices): Changed printed strings to refer to
19303 lattices rather than cvals.
19304 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19305 (ipcp_propagate_const): Changed formal parameters.
19306 (build_const_val): Changed formal parameters.
19307 (ipcp_insert_stage): Removed useless variable cvalue
19308 (build_const_val): Changed formal parameters.
19309 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19310 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19311 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19312 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19313 (ipcp_print_func_profile_counts): Changed string from "method" to
19315 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19316 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19317 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19318 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19319 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19320 (ipcp_lat_is_const): Changed parameters and made inline.
19321 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19322 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19323 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19324 the predicate condition directly
19325 (ipcp_propagate_stage): Added local variable args. Removed local
19326 variable callee. (Both are mere code simplifications.)
19327 (ipcp_method_dont_insert_const): Renamed to
19328 ipcp_node_not_modifiable_p.
19329 (ipcp_node_not_modifiable_p): Made inline.
19330 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19331 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19332 (ipcp_print_all_lattices): Removed variable cvalue
19333 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19336 2008-05-06 Olivier Hainque <hainque@adacore.com>
19338 * tree-sra.c (try_instantiate_multiple_fields): Early return
19339 if field has POINTER_TYPE.
19341 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19343 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19344 by using 'q' specifier for instruction.
19345 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19347 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19349 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19350 Change mode of zero_extract from QImode to HImode.
19351 (sign bit tests peepholes): (Ditto.).
19353 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19355 * config/i386/mmx.md: Remove double backslashes from asm templates.
19356 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19357 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19358 to handle nonimmediate operands.
19359 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19360 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19361 to handle nonimmediate operands.
19362 (*mmx_<code>v2sf3_finite): New insn pattern.
19363 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19364 (mmx_<code>v2sf3): New expander. Use
19365 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19366 (mmx_<plusminus_insn><mode>3): New expander. Use
19367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19368 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19369 (mmx_add<mode>3): Removed.
19370 (mmx_ssadd<mode>3): Ditto.
19371 (mmx_usadd<mode>3): Ditto.
19372 (mmx_sub<mode>3): Ditto.
19373 (mmx_sssub<mode>3): Ditto.
19374 (mmx_ussub<mode>3): Ditto.
19375 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19376 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19377 to handle nonimmediate operands.
19378 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19380 (mmx_smulv4hi3_highpart): New expander. Use
19381 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19382 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19384 (mmx_umulv4hi3_highpart): New expander. Use
19385 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19386 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19387 (mmx_<code>v4hi3): New expander. Use
19388 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19389 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19390 (mmx_<code>v8qi3): New expander. Use
19391 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19392 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19393 (mmx_<code><mode>3): New expander. Use
19394 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19396 2008-05-05 Jan Hubicka <jh@suse.cz>
19398 PR tree-optimization/36118
19399 * passes.c (pass_init_dump_file): Fix dump header.
19401 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19403 PR middle-end/36141
19404 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19405 VCE for function decls.
19407 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19409 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19411 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19413 * config/i386/i386.md (sat_plusminus): New.
19414 (plusminus_insn): Likewise.
19415 (plusminus_mnemonic): Likewise.
19417 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19418 (*<addsub><mode>3_cc_overflow): Renamed to ...
19419 (*<plusminus_insn><mode>3_cc_overflow): This.
19420 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19421 (*<plusminus_insn>si3_zext_cc_overflow): This.
19423 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19424 (<plusminus_insn><mode>3): This.
19425 (*<addsub><mode>3): Renamed to ...
19426 (*<plusminus_insn><mode>3): This.
19427 (<sse>_vm<addsub><mode>3): Renamed to ...
19428 (<sse>_vm<plusminus_insn><mode>3): This.
19429 (sse3_h<addsub>v4sf3): Renamed to ...
19430 (sse3_h<plusminus_insn>v4sf3): This.
19431 (sse3_h<addsub>v2df3): Renamed to ...
19432 (sse3_h<plusminus_insn>v2df3): This.
19433 (<plusminus_insn><mode>3): New.
19434 (*<plusminus_insn><mode>3): Likewise.
19435 (sse2_<plusminus_insn><mode>3): Likewise.
19436 (add<mode>): Removed.
19437 (*add<mode>3): Likewise.
19438 (sse2_ssadd<mode>3): Likewise.
19439 (sse2_usadd<mode>3): Likewise.
19440 (sub<mode>3): Likewise.
19441 (*sub<mode>3): Likewise.
19442 (sse2_sssub<mode>3): Likewise.
19443 (sse2_ussub<mode>3): Likewise.
19445 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19447 * gthr-single.h: Add in required interface elements as per gthr.h.
19448 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19449 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19450 Generalize UNUSED macro.
19451 (__gthread_once): Add.
19452 (__gthread_key_create): Add.
19453 (__gthread_key_delete): Add.
19454 (__gthread_getspecific): Add.
19455 (__gthread_setspecific): Add.
19457 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19459 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19460 the same size types for the indirect reference on the rhs, then
19463 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19465 * config/i386/i386.md
19466 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19467 one insn template instead of template series.
19468 (*xordi_1_rex64): Ditto.
19469 (*xordi_2_rex64): Ditto.
19471 2008-05-05 Ira Rosen <irar@il.ibm.com>
19473 PR tree-optimization/36119
19474 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19477 2008-06-04 Jan Hubicka <jh@suse.cz>
19479 tree-optimization/36100
19480 * tree-pass.h (pass_O0_always_inline): Declare.
19481 * ipa-inline.c (inline_transform): Remove dead code.
19482 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19483 pass_O0_always_inline): New.
19484 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19486 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19488 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19489 mnemonic in this_param move for TARGET_64BIT.
19491 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19493 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19494 (*strmovsi_rex_1): Ditto.
19495 (*strsetsi_1): Ditto.
19496 (*strsetsi_rex_1): Ditto.
19498 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19499 adddicc expanders using SWI mode iterator.
19501 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19504 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19507 2008-05-04 David S. Miller <davem@davemloft.net>
19509 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19510 (sparc*-*-linux*): Use linux.h in tm_file.
19511 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19512 compiler defaulting to 32-bit.
19513 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19515 * config/sparc/linux.h: Remove definitions now obtained
19516 properly from linux.h
19517 * config/sparc/linux64.h: Likewise.
19518 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19519 don't want this setting for 32-bit builds in a biarch compiler.
19520 * doc/install.texi: Add sparc-linux to list of targets
19521 supporting --enable-targets=all.
19523 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19525 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19527 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19529 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19530 after V4SI_FTYPE_V8HI.
19531 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19532 case V4SI_FTYPE_V2DF.
19534 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19536 * doc/invoke.texi (max-flow-memory-locations): Removed.
19537 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19539 2008-05-03 Richard Guenther <rguenther@suse.de>
19541 PR middle-end/34973
19542 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19544 2008-05-02 David S. Miller <davem@davemloft.net>
19546 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19548 2008-05-02 Simon Baldwin <simonb@google.com>
19551 * c-common.h (warn_array_subscript_range): Removed.
19552 * c-common.c (warn_array_subscript_range): Ditto.
19553 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19554 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19556 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19558 * config/i386/i386.c (ix86_special_builtin_type): New.
19559 (bdesc_special_args): Likewise.
19560 (ix86_expand_special_args_builtin): Likewise.
19561 (ix86_init_mmx_sse_builtins): Updated.
19562 (ix86_expand_builtin): Updated.
19563 (ix86_expand_store_builtin): Removed.
19564 (ix86_expand_unop_builtin): Likewise.
19566 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19567 * config/i386/mmintrin.h (__v2sf): Here.
19569 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19571 (_mm_loadl_pi): Likewise.
19572 (_mm_storeh_pi): Replace __v2si with __v2sf.
19573 (_mm_storel_pi): Likewise.
19575 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19576 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19577 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19578 __builtin_ia32_loadlpd.
19580 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19582 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19583 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19584 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19585 (ix86_init_mmx_sse_builtins): Updated.
19586 (ix86_expand_args_builtin): Likewise.
19587 (ix86_expand_builtin): Likewise.
19588 (ix86_expand_unop1_builtin): Renamed to ...
19589 (ix86_expand_unop_vec_merge_builtin): This.
19591 2008-05-01 Jan Hubicka <jh@suse.cz>
19594 * ipa-inline.c (inline_generate_summary): Make static.
19595 (inline_transform): Do not call inlining at -O0; make static.
19596 * passes.c (execute_todo): Add sanity check.
19597 (execute_one_ipa_transform_pass): Execute proper flags.
19599 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19601 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19602 (DECL_NONADDRESSABLE_P): Likewise.
19603 * alias.c (record_component_aliases): Fix comment.
19605 2008-05-01 Simon Baldwin <simonb@google.com>
19607 * c-common.h (warn_array_subscript_range): New function.
19608 * c-common.c (warn_array_subscript_range): Ditto.
19609 * tree-vrp.c (check_array_ref): Corrected code to agree with
19610 comment, ignoring only arrays of size 0 or size 1.
19611 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19613 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19615 * config/i386/i386.c (ix86_builtin_type): Replace
19616 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19617 (bdesc_args): Updated.
19618 (ix86_init_mmx_sse_builtins): Likewise.
19619 (ix86_expand_args_builtin): Likewise.
19621 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19624 * doc/extend.texi: Correct __builtin_ia32_palignr.
19626 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19629 * config/i386/i386.c (bdesc_crc32): Removed.
19630 (ix86_expand_crc32): Likewise.
19631 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19632 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19633 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19634 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19635 UINT_FTYPE_UINT_UCHAR.
19636 (bdesc_args): Updated. Add crc32 builtins.
19637 (ix86_init_mmx_sse_builtins): Updated.
19638 (ix86_expand_args_builtin): Updated to support subreg.
19640 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19642 2008-05-01 Jan Hubicka <jh@suse.cz>
19644 * tree-pass.h (opt_pass): Add IPA_PASS.
19645 (varpool_node, cgraph_node): Forward declare.
19646 (ipa_opt_pass): Define.
19647 (pass_ipa_inline): Turn into ipa_opt_pass.
19648 (pass_apply_inline): Remove.
19649 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19650 (apply_inline): Turn into ....
19651 (inline_transform): ... this one.
19652 (inline_generate_summary): New function.
19653 (pass_apply_inline): Remove.
19654 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19656 (struct function): Add ipa_transforms_to_apply.
19657 * passes.c (register_one_dump_file): Work on IPA_PASS.
19658 (init_optimization_passes): Remove pass_inline_parameters and
19660 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19661 (execute_one_pass) ... here; apply transforms when possible.
19662 (add_ipa_transform_pass, execute_ipa_summary_asses,
19663 execute_one_ipa_transform_pass): New.
19664 (execute_ipa_pass_list): Update for IPA_PASS type.
19666 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19668 * config/i386/i386.c (ix86_builtin_type): Add
19669 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19670 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19671 (bdesc_args): Add SSE4a builtins.
19672 (ix86_init_mmx_sse_builtins): Updated.
19673 (ix86_expand_args_builtin): Likewise.
19674 (ix86_expand_builtin): Likewise.
19676 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19678 * config/i386/i386.c (ix86_builtin_type): Add
19679 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19680 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19681 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19682 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19683 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19684 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19685 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19686 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19687 and DI_FTYPE_DI_DI_INT.
19688 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19689 (ix86_init_mmx_sse_builtins): Updated.
19690 (ix86_expand_args_builtin): Likewise.
19691 (ix86_expand_builtin): Likewise.
19692 (ix86_expand_binop_imm_builtin): Removed.
19694 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19696 2008-04-30 Richard Guenther <rguenther@suse.de>
19698 PR tree-optimization/32921
19699 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19701 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19703 * config/arm/arm.c (arm_unwind_emit): Use
19704 crtl->all_throwers_are_sibcalls instead of
19705 cfun->all_throwers_are_sibcalls.
19706 (arm_output_fn_unwind): Likewise.
19707 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19708 instead of cfun->uses_pic_offset_table.
19709 (frv_expand_prologue): Likewise.
19710 (frv_frame_pointer_required): Likewise.
19711 (frv_expand_fdpic_call): Likewise.
19712 (frv_emit_movsi): Likewise.
19713 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19714 cfun->returns_pcc_struct instead of
19715 current_function_returns_pcc_struct.
19716 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19717 instead of cfun->calls_eh_return.
19718 (m32c_pushm_popm): Likewise.
19719 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19720 "extern" declaration.
19722 2008-04-30 Richard Guenther <rguenther@suse.de>
19724 PR tree-optimization/21636
19725 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19727 (evaluate_stmt): Print the likely value.
19728 (ccp_visit_stmt): Avoid excessive vertical spacing.
19730 2008-04-30 Rafael Espíndola <espindola@google.com>
19732 * builtins.c (fold_call_expr): Return realret.
19733 * tree-ssa-threadedge.c
19734 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19735 __builtin_object_size.
19737 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19739 * gcc.c (wrapper_string): New variable.
19740 (insert_wrapper): New function.
19741 (execute): New option -wrapper.
19742 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19744 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19746 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19747 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19748 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19750 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19751 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19752 config/rs6000/e500crtres64gprctr.asm,
19753 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19754 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19755 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19756 config/rs6000/e500crtsav64gprctr.asm,
19757 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19758 config/rs6000/e500crtsavg64gprctr.asm: New files.
19759 * config/rs6000/t-ppccomm: Add build rules for new files.
19760 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19761 * config/rs6000/t-netbsd: Add build rules for new files.
19762 (LIB2FUNCS_STATIC_EXTRA): New variable.
19763 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19764 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19765 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19767 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19769 * config/i386/i386.c (ix86_builtin_type): Add
19770 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19771 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19772 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19773 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19774 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19775 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19776 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19777 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19778 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19779 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19780 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19781 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19782 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19783 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19784 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19785 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19786 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19787 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19788 V1DI_FTYPE_V2SI_V2SI.
19789 (bdesc_2arg): Moved to ...
19790 (bdesc_args): Here.
19791 (ix86_init_mmx_sse_builtins): Updated.
19792 (ix86_expand_args_builtin): Updated. Take a pointer
19793 to const struct builtin_description. Handle comparison
19795 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19796 (ix86_expand_builtin): Updated.
19798 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19799 (ssse3_pmaddubsw128): This.
19800 (ssse3_pmaddubswv4hi3): Renamed to ...
19801 (ssse3_pmaddubsw): This.
19803 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19804 (__builtin_ia32_packssdw128): Likewise.
19805 (__builtin_ia32_packuswb128): Likewise.
19806 (__builtin_ia32_pmaddubsw): Likewise.
19807 (__builtin_ia32_pmaddubsw128): Likewise.
19809 2008-04-30 Richard Guenther <rguenther@suse.de>
19811 PR tree-optimization/14847
19812 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19813 (recognize_bits_test): Use it.
19814 (recognize_single_bit_test): Likewise.
19816 2008-04-30 Martin Jambor <mjambor@suse.cz>
19818 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19819 instead of setting number of formal parameters to zero.
19820 (ipcp_init_stage): Do not set the number of actual parameters to zero
19822 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19823 which are called with variable number of arguments.
19824 (ipcp_insert_stage): Explicitely skipping all nodes which are
19825 called with variable number of arguments.
19826 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19827 number of parameters.
19829 * ipa-prop.h (struct ipa_node_params): Added flag
19830 called_with_var_arguments
19831 (ipa_set_param_count): Added. Changed sole setter to use it.
19832 (ipa_get_param_count): Added. All readers of param_count
19833 converted to use it instead.
19834 (ipa_set_called_with_variable_arg): Added.
19835 (ipa_is_called_with_var_arguments): Added.
19836 (ipa_get_ith_param): Added. All readers of param_decls converted
19838 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19840 (ipa_get_cs_argument_count): Added, all readers of argument_count
19842 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19845 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19846 (struct ipcp_lattice): Renamed cval_type to type
19847 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19849 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19850 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19851 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19852 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19853 (build_const_val): Changed the type of parameter cvalue to tree
19854 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19855 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19857 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19860 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19861 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19862 (ipa_add_method): Renamed to ipa_push_func_to_list
19863 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19864 (ipa_callsite_param_count): Removed.
19865 (ipa_callsite_param_count_set): Removed.
19866 (ipa_callsite_param): Removed.
19867 (ipa_callsite_callee): Removed.
19868 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19869 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19870 (ipa_method_formal_count): Removed.
19871 (ipa_method_formal_count_set): Removed.
19872 (ipa_method_get_tree): Removed.
19873 (ipa_method_tree_map_create): Removed.
19874 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19875 (ipa_create_param_decls_array): Creates the array itself
19876 (ipa_create_param_decls_array): Temporary variable info instead of
19877 a few dereferences.
19878 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19879 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19880 (get_type): Removed.
19881 (ipa_jf_get_info_type): Removed.
19882 (ipa_node_create): Renamed to ipa_create_node_params
19883 (ipa_free): Renamed to ipa_free_all_node_params
19884 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19885 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19886 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19887 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19888 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19889 ipa_free_all_edge_args
19890 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19891 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19892 (ipa_create_methodlist_node): Removed.
19893 (ipa_methodlist_method): Removed.
19894 (ipa_methodlist_method_set): Removed.
19895 (ipa_methodlist_next_method): Removed.
19896 (ipa_methodlist_next_method_set): Removed.
19897 (ipa_method_is_modified): Removed.
19898 (ipa_method_modify_create): Removed.
19899 (ipa_method_modify_init): Temporary variable info instead of a few
19901 (ipa_detect_param_modifications): Temporary variable info instead of
19902 a few dereferences.
19903 (ipa_compute_jump_functions): Temporary variable info instead of
19904 a few dereferences.
19905 (ipa_method_modify_set): Removed.
19906 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19907 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19908 than craph_node as the first parameter.
19909 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19910 (ipa_method_modify_init): Removed.
19911 (ipa_compute_jump_functions): Added a temp variable instead of
19912 repeatadly dereferencing the cgraph_edge.aux pointer
19913 (ipa_callsite_param_set_type): Removed.
19914 (ipa_compute_jump_functions): i renamed to index and moved to
19916 (ipa_callsite_param_set_info_type_formal): Removed.
19917 (ipa_callsite_param_set_info_type): Removed.
19918 (ipa_callsite_param_map_create): Removed.
19919 (ipa_callsite_tree): Removed.
19920 (ipa_callsite_caller): Removed.
19921 (ipa_pop_func_from_list): return_method removed to return_func
19923 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19924 prefixed all values with IPA_. Changed all users.
19925 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19926 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19927 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19928 (union parameter_info): Renamed to jump_func_value.
19929 (union jump_func_value): Renamed value to constant
19930 (struct ipa_jump_func): Renamed info_type to value
19931 (struct ipa_node): Renamed to ipa_node_params
19932 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19933 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19934 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19935 (struct ipa_edge): Renamed to ipa_edge_args
19936 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19937 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19938 (struct ipa_methodlist): Renamed to ipa_func_list
19939 (struct ipa_func_list): method_p renamed to node, next_method
19941 (ipa_methodlist_p): Removed, switched all users to struct pointer
19942 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19944 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19946 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19947 (rs6000_emit_epilogue): Use backchain to restore only when we
19948 have a large frame. Make use of frame pointer to restore if we
19949 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19951 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19953 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19954 Add mode to zero_extract.
19955 (sign bit tests peepholes): (Ditto.).
19957 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19959 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19960 Instructions in comments with SSE3.
19961 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19962 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19963 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19964 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19965 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19966 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19967 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19968 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19969 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19970 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19971 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19972 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19973 (bdesc_sse_args): Renamed to ...
19974 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19975 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19976 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19977 IX86_BUILTIN_FABSQ.
19978 (bdesc_1arg): Moved to ...
19979 (bdesc_args): Here.
19980 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19981 Instructions in comments with SSE3.
19982 (ix86_expand_sse_operands_builtin): Renamed to ...
19983 (ix86_expand_args_builtin): This. Updated.
19984 (ix86_expand_unop1_builtin): Update comments.
19985 (ix86_expand_builtin): Updated.
19987 2008-04-29 Richard Guenther <rguenther@suse.de>
19989 PR tree-optimization/36078
19990 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19991 Update virtual SSA form after cleaning up the CFG.
19993 2008-04-29 Richard Guenther <rguenther@suse.de>
19995 PR middle-end/15255
19996 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19998 2008-04-29 Richard Guenther <rguenther@suse.de>
20000 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20001 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20002 (compute_flow_insensitive_aliasing): Do not treat
20003 PTR_IS_REF_ALL pointers special.
20004 (get_smt_for): Likewise.
20005 (may_alias_p): Re-structure.
20006 (is_escape_site): A ref-all pointer conversion is not an escape site.
20007 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20008 PTR_IS_REF_ALL pointers special.
20009 * tree-ssa-structalias.h (struct alias_info): Remove
20010 ref_all_symbol_mem_tag field.
20011 (PTR_IS_REF_ALL): Remove.
20013 2008-04-29 Richard Guenther <rguenther@suse.de>
20015 PR middle-end/36077
20016 * fold-const.c (extract_muldiv_1): In combining division constants
20017 make sure to never overflow.
20019 2008-04-29 Nick Clifton <nickc@redhat.com>
20021 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20023 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20026 * optc-gen.awk: Work around HP-UX/IA awk bug.
20028 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20030 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20033 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20036 * config/i386/i386.md
20037 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20038 Change operand 1 predicate to nonimmediate_operand.
20040 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20043 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20045 * gengtype.c (walk_type, write_func_for_structure): Handle
20047 * doc/gty.texi: Document chain_circular.
20049 2008-04-28 Richard Guenther <rguenther@suse.de>
20051 PR tree-optimization/36066
20052 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20055 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20058 * config/i386/i386.md
20059 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20060 Use match_scratch instead of match_operand for operands 3 and 4.
20062 2008-04-27 Richard Guenther <rguenther@suse.de>
20064 PR tree-optimization/18754
20065 PR tree-optimization/34223
20066 * tree-pass.h (pass_complete_unrolli): Declare.
20067 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20068 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20069 Rewrite loop into loop closed SSA form if it is not already.
20070 (tree_unroll_loops_completely): Re-structure to iterate over
20071 innermost loops with intermediate CFG cleanups.
20072 Unroll outermost loops only if requested or the code does not grow
20074 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20075 loops are available.
20076 (tree_vectorize): Instead do so here.
20077 (tree_complete_unroll): Also unroll outermost loops.
20078 (tree_complete_unroll_inner): New function.
20079 (gate_tree_complete_unroll_inner): Likewise.
20080 (pass_complete_unrolli): New pass.
20081 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20082 uses outside of the loop.
20083 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20084 form if it is available.
20085 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20086 * passes.c (init_optimization_passes): Schedule complete inner
20087 loop unrolling pass before the first CCP pass after final inlining.
20089 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20091 * targhooks.h (default_emutls_var_fields,
20092 default_emutls_var_init): Declare.
20093 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20094 * target.h (struct gcc_target): Add struct emutls member.
20095 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20096 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20097 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20098 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20099 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20100 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20101 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20102 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20103 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20104 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20105 emit debug information.
20106 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20107 * varasm.c: Include targhooks.h.
20108 (emutls_object_section, emutls_tmpl_section): New.
20109 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20110 (EMUTLS_SEPARATOR): New.
20111 (prefix_name): New.
20112 (get_emutls_object_name): New.
20113 (default_emutls_var_fields): New, broken out of ...
20114 (get_emutls_object_type): ... here. Adjust to use target hooks.
20115 (get_emutls_init_templ_addr): Adjust to use target hooks.
20116 (emutls_decl): Adjust to use target hooks.
20117 (emutls_finish): Likewise.
20118 (default_emutls_var_init): New, broken out of ...
20119 (assemble_variable): ... here. Adjust to use target hooks.
20120 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20121 SECCAT_EMUTLS_TMPL.
20122 * c-common.c (handle_section_attribute): Prevent overriding
20123 sections for emulated tls with special sections.
20124 * config/i386/i386.c (x86_64_elf_select_section): Add
20125 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20126 (x86_64_elf_unique_section): Likewise.
20127 * config/vxworks.c: Include tree.h.
20128 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20129 (vxworks_override_options): Set TLS scheme.
20130 * doc/tm.texi (Emulated TLS): New node.
20132 2008-04-26 Simon Baldwin <simonb@google.com>
20135 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20136 with propagated string constants.
20138 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20140 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20141 constraint for operand 2 when operand 0 is memory operand.
20142 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20143 operand 0 is memory operand.
20144 (fix_trunc<mode>_i387_with_temp): Ditto.
20145 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20146 operand 2 when operand 1 is memory operand.
20147 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20148 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20149 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20150 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20151 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20152 operands 2,3 and 4 when operand 1 is memory operand.
20153 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20155 (fistdi2_floor_with_temp): Ditto.
20156 (fist<mode>2_floor_with_temp): Ditto.
20157 (fistdi2_ceil_with_temp): Ditto.
20158 (fist<mode>2_ceil_with_temp): Ditto.
20159 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20161 2008-04-26 David Daney <ddaney@avtrex.com>
20163 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20165 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20166 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20167 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20168 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20169 (compare_and_swap_12): New insn.
20170 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20171 * config/mips/mips.c (mips_force_binary): New function.
20172 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20173 (mips_expand_compare_and_swap_12): New function.
20174 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20176 2008-04-25 Jan Hubicka <jh@suse.cz>
20179 * cfgexpand.c (pass_expand): Turn into RTL pass.
20180 * passes.c (execute_one_pass): Do pass typechecking after execution.
20181 * tree-pass.h (pass_expand): Turn into RTL pass.
20183 * function.h (struct rtl_data): Move here fields
20184 accesses_prior_frames, calls_eh_return, saves_all_registers,
20185 has_nonlocal_goto, has_asm_statement, is_thunk,
20186 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20187 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20188 arg_pointer_save_area_init from struct function; turn into bool.
20189 (struct function): Move
20190 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20191 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20192 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20193 tail_call_emit, arg_pointer_save_area_init
20194 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20195 (current_function_returns_struct, current_function_returns_pcc_struct,
20196 current_function_calls_setjmp, current_function_calls_alloca,
20197 current_function_accesses_prior_frames,
20198 current_function_calls_eh_return, current_function_is_thunk,
20199 current_function_stdarg, current_function_profile,
20200 current_function_limit_stack, current_function_uses_pic_offset_table,
20201 current_function_uses_const_pool, current_function_has_nonlocal_label,
20202 current_function_saves_all_registers,
20203 current_function_has_nonlocal_goto,
20204 current_function_has_asm_statement): Remove accesor macros.
20205 * ra-conflict.c (global_conflicts): Update.
20206 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20207 (suitable_for_tail_call_opt_p): Update.
20208 * builtins.c (expand_builtin_return_addr): Update.
20209 (expand_builtin_setjmp_setup): Update.
20210 (expand_builtin_nonlocal_goto): Update.
20211 * final.c (final_start_function): Update.
20212 (profile_function): Update.
20213 (leaf_function_p): Update.
20214 (only_leaf_regs_used): Update.
20215 * df-scan.c (df_get_exit_block_use_set): Update.
20216 * dojump.c (clear_pending_stack_adjust): Update.
20217 * tree-stdarg.c (gate_optimize_stdarg): Update.
20218 * gimple-low.c (lower_function_body): Update.
20219 * global.c (compute_regsets): Update.
20220 (global_alloc): Update.
20221 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20222 * expr.c (expand_assignment): Update.
20223 * dse.c (dse_step0): Update.
20224 (dse_step1): Update.
20225 * c-decl.c (store_parm_decls): Update.
20226 * local-alloc.c (combine_regs): Update.
20227 (find_free_reg): Update.
20228 * function.c (assign_parms_augmented_arg_list): Update.
20229 (assign_parm_find_data_types): Update.
20230 (assign_parms): Update.
20231 (allocate_struct_function): Update.
20232 (expand_function_start): Update.
20233 (expand_function_end): Update.
20234 (get_arg_pointer_save_area): Update.
20235 (thread_prologue_and_epilogue_insns): Update.
20236 (rest_of_match_asm_constraints): Update.
20237 * stor-layout.c (variable_size): Update.
20238 * gcse.c (gcse_main): Update.
20239 (bypass_jumps): Update.
20240 * gimplify.c (gimplify_function_tree): Update.
20241 * calls.c (emit_call_1): Update.
20242 (expand_call): Update.
20243 * bt-load.c (compute_defs_uses_and_gen): Update.
20244 * except.c (sjlj_assign_call_site_values): Update.
20245 (sjlj_emit_function_enter): Update.
20246 (can_throw_external): Update.
20247 (set_nothrow_function_flags): Update.
20248 (expand_builtin_unwind_init): Update.
20249 (expand_eh_return): Update.
20250 (convert_to_eh_region_ranges): Update.
20251 (output_function_exception_table): Update.
20252 * emit-rtl.c (gen_tmp_stack_mem): Update.
20253 * cfgexpand.c (expand_used_vars): Update.
20254 (tree_expand_cfg): Update.
20255 * cfgcleanup.c (rest_of_handle_jump): Update.
20256 * explow.c (allocate_dynamic_stack_space): Update.
20257 * varasm.c (assemble_start_function): Update.
20258 (force_const_mem): Update.
20259 (mark_constant_pool): Update.
20260 * tree-optimize.c (tree_rest_of_compilation): Update.
20261 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20262 * tree-cfg.c (notice_special_calls): Update.
20263 (is_ctrl_altering_stmt): Update.
20264 (tree_can_make_abnormal_goto): Update.
20265 (tree_purge_dead_abnormal_call_edges): Update.
20266 * config/alpha/predicates.md: Update.
20267 * config/alpha/alpha.c (alpha_sa_mask): Update.
20268 (alpha_sa_size): Update.
20269 (alpha_does_function_need_gp): Update.
20270 (alpha_expand_prologue): Update.
20271 (alpha_start_function): Update.
20272 (alpha_output_function_end_prologue): Update.
20273 (alpha_expand_epilogue): Update.
20274 * config/frv/frv.c (frv_stack_info): Update.
20275 (frv_expand_epilogue): Update.
20276 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20277 (s390_register_info): Update.
20278 (s390_frame_info): Update.
20279 (s390_init_frame_layout): Update.
20280 (s390_can_eliminate): Update.
20281 (save_gprs): Update.
20282 * config/spu/spu.c (spu_split_immediate): Update.
20283 (need_to_save_reg): Update.
20284 (spu_expand_prologue): Update.
20285 (spu_expand_epilogue): Update.
20286 * config/sparc/sparc.md: Update.
20287 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20288 (sparc_tls_got): Update.
20289 (legitimize_pic_address): Update.
20290 (sparc_emit_call_insn): Update.
20291 (sparc_expand_prologue): Update.
20292 (output_return): Update.
20293 (print_operand): Update.
20294 (sparc_function_ok_for_sibcall): Update.
20295 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20296 * config/m32r/m32r.md: Update.
20297 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20298 (m32r_compute_frame_size): Update.
20299 (m32r_expand_prologue): Update.
20300 (m32r_expand_epilogue): Update.
20301 (m32r_legitimize_pic_address): Update.
20302 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20303 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20304 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20305 (gen_push): Update.
20306 (ix86_save_reg): Update.
20307 (ix86_compute_frame_layout): Update.
20308 (ix86_expand_prologue): Update.
20309 (ix86_expand_epilogue): Update.
20310 * config/sh/sh.c (output_stack_adjust): Update.
20311 (calc_live_regs): Update.
20312 (sh5_schedule_saves): Update.
20313 (sh_expand_prologue): Update.
20314 (sh_expand_epilogue): Update.
20315 (sh_setup_incoming_varargs): Update.
20316 (sh_allocate_initial_value): Update.
20317 (sh_get_pr_initial_val): Update.
20318 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20319 * config/sh/sh.md (label:): Update.
20320 * config/avr/avr.c (out_movhi_mr_r): Update.
20321 * config/crx/crx.h (enum): Update.
20322 * config/xtensa/xtensa.h (along): Update.
20323 * config/stormy16/stormy16.c Update.
20324 (xstormy16_compute_stack_layout): Update.
20325 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20326 (fr30_expand_prologue): Update.
20327 * config/cris/cris.c (cris_conditional_register_usage): Update.
20328 (cris_reg_saved_in_regsave_area): Update.
20329 (cris_initial_frame_pointer_offset): Update.
20330 (cris_simple_epilogue): Update.
20331 (cris_expand_prologue): Update.
20332 (cris_expand_epilogue): Update.
20333 (cris_expand_pic_call_address): Update.
20334 (cris_asm_output_symbol_ref): Update.
20335 (cris_asm_output_label_ref): Update.
20336 * config/cris/cris.md Update.
20337 * config/iq2000/iq2000.c (compute_frame_size): Update.
20338 (iq2000_expand_epilogue): Update.
20339 * config/mt/mt.h (save_direction): Update.
20340 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20341 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20342 (ia64_secondary_reload_class): Update.
20343 * config/m68k/m68k.c (m68k_save_reg): Update.
20344 (m68k_expand_prologue): Update.
20345 (m68k_expand_epilogue): Update.
20346 (legitimize_pic_address): Update.
20347 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20348 (first_reg_to_save): Update.
20349 (first_altivec_reg_to_save): Update.
20350 (compute_vrsave_mask): Update.
20351 (compute_save_world_info): Update.
20352 (rs6000_stack_info): Update.
20353 (spe_func_has_64bit_regs_p): Update.
20354 (rs6000_ra_ever_killed): Update.
20355 (rs6000_emit_eh_reg_restore): Update.
20356 (rs6000_emit_allocate_stack): Update.
20357 (rs6000_emit_prologue): Update.
20358 (rs6000_emit_epilogue): Update.
20359 (rs6000_output_function_epilogue): Update.
20360 (output_profile_hook): Update.
20361 (rs6000_elf_declare_function_name): Update.
20362 * config/rs6000/rs6000.h (rs6000_args): Update.
20363 * config/rs6000/rs6000.md: Update.
20364 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20365 * config/arc/arc.c (arc_output_function_epilogue): Update.
20366 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20367 * config/darwin.c (machopic_function_base_name): Update.
20368 * config/score/score3.c (score3_compute_frame_size): Update.
20371 (score3_epilogue): Update.
20372 * config/score/score7.c (score7_compute_frame_size): Update.
20373 (score7_prologue): Update.
20374 (score7_epilogue): Update.
20375 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20376 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20377 * config/arm/arm.c (use_return_insn): Update.
20378 (require_pic_register): Update.
20379 (arm_load_pic_register): Update.
20380 (arm_compute_save_reg0_reg12_mask): Update.
20381 (arm_compute_save_reg_mask): Update.
20382 (thumb1_compute_save_reg_mask): Update.
20383 (output_return_instruction): Update.
20384 (arm_output_function_prologue): Update.
20385 (arm_output_epilogue): Update.
20386 (arm_get_frame_offsets): Update.
20387 (arm_expand_prologue): Update.
20388 (thumb_pushpop): Update.
20389 (thumb_exit): Update.
20390 (thumb1_expand_prologue): Update.
20391 (thumb1_expand_epilogue): Update.
20392 (arm_unwind_emit): Update.
20393 (arm_output_fn_unwind): Update.
20394 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20395 * config/arm/arm.md: Update.
20396 * config/pa/pa.md: Update.
20397 * config/pa/pa.c (legitimize_pic_address): Update.
20398 (compute_frame_size): Update.
20399 (hppa_expand_prologue): Update.
20400 (hppa_expand_epilogue): Update.
20401 (borx_reg_operand): Update.
20402 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20403 (HARD_REGNO_RENAME_OK): Update.
20404 * config/mips/mips.c (mips_global_pointer): Update.
20405 (mips_save_reg_p): Update.
20406 (mips_compute_frame_info): Update.
20407 (mips_frame_pointer_required): Update.
20408 (mips_expand_prologue): Update.
20409 (mips_expand_epilogue): Update.
20410 (mips_can_use_return_insn): Update.
20411 (mips_reorg_process_insns): Update.
20412 * config/v850/v850.c (compute_register_save_size): Update.
20413 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20414 * config/mmix/mmix.c (along): Update.
20415 (mmix_expand_epilogue): Update.
20416 * config/bfin/bfin.c (legitimize_pic_address): Update.
20417 (must_save_p): Update.
20418 (stack_frame_needed_p): Update.
20419 (add_to_reg): Update.
20420 (bfin_expand_prologue): Update.
20421 * stmt.c (expand_asm_operands): Update.
20422 * reload1.c (reload): Update.
20423 (init_elim_table): Update.
20425 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20427 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20429 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20431 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20432 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20433 (mov<mode>): Removed.
20434 (*movv4sf_internal): Likewise.
20435 (*movv2df_internal): Likewise.
20437 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20439 * config.gcc (crx-*-elf): Remove deprecation.
20441 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20443 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20444 __gcc_deregister_frame with atexit.
20445 (deregister_frame_dtor): Remove.
20447 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20448 Nathan Sidwell <nathan@codesourcery.com>
20450 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20452 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20453 (rs6000_isel): Likewise.
20454 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20455 (rs6000_isel): New variable.
20456 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20458 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20461 * c-common.c (handle_vector_size_attribute): Call
20462 lang_hooks.types.reconstruct_complex_type instead of
20463 reconstruct_complex_type.
20464 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20465 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20466 * langhooks.h (struct lang_hooks_for_types): Add
20467 reconstruct_complex_type hook.
20468 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20469 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20471 2008-04-24 Richard Guenther <rguenther@suse.de>
20473 * c-common.h (check_builtin_function_arguments): Declare.
20474 * c-common.c (validate_nargs): New function.
20475 (check_builtin_function_arguments): Likewise.
20476 * c-typeck.c (build_function_call): Call
20477 check_builtin_function_arguments.
20478 * builtins.c (fold_builtin_classify): Remove error reporting code.
20479 (fold_builtin_unordered_cmp): Likewise.
20480 (fold_builtin_1): Likewise.
20481 (fold_builtin_n): Likewise.
20483 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20485 PR tree-optimization/36008
20486 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20487 the original op1, rather than delta by step.
20489 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20490 Sebastian Pop <sebastian.pop@amd.com>
20492 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20493 eliminate_local_variables_stmt, eliminate_local_variables,
20494 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20495 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20496 of code delimited by two edges in the CFG.
20497 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20498 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20499 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20500 the case of parallelisation of reductions.
20501 (expr_invariant_in_region_p): New.
20503 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20504 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20506 2008-04-24 Ira Rosen <irar@il.ibm.com>
20507 Richard Guenther <rguenther@suse.de>
20509 PR tree-optimization/36034
20510 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20511 incapable of dealing with loads with gaps.
20513 2008-04-24 Rafael Espíndola <espindola@google.com>
20515 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20516 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20517 vrp_evaluate_conditional.
20518 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20519 (vrp_evaluate_conditional): Split the cond argument.
20520 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20521 (simplify_stmt_for_jump_threading): Update call to
20522 vrp_evaluate_conditional.
20524 2008-04-24 Ira Rosen <irar@il.ibm.com>
20526 PR tree-optimization/35982
20527 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20528 interleaved data-refs are of the same type.
20530 2008-04-24 Danny Smith <dannysmith@users.net>
20532 * c-format.c (check_format_info_main): Use strncmp rather than a
20533 magic prefix to handle multichar length specs.
20534 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20535 Don't prefix "I64" and "I32" with '\0'.
20537 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20540 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20541 in registers for -m32 only if stdarg_p (fntype).
20543 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20545 PR rtl-optimization/36006
20546 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20547 temp to op0 in order to avoid invalid rtx sharing.
20549 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20551 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20552 check TREE_INVARIANT.
20553 * tree-gimple.c (is_gimple_address): New.
20554 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20555 * tree-gimple.h (is_gimple_address): New.
20556 * tree.h (decl_address_invariant_p): New.
20557 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20558 (build_string): Likewise.
20559 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20560 (tree_invariant_p_1): Likewise.
20561 (save_expr): Use it.
20562 (tree_invariant_p): New.
20563 (skip_simple_arithmetic): Use it.
20564 (stabilize_reference_1): Use it.
20565 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20567 (build1_stat): Drop code to compute TREE_INVARIANT.
20568 (build2_stat): Drop code to compute TREE_INVARIANT.
20569 (build3_stat): Drop code to compute TREE_INVARIANT.
20570 (build4_stat): Drop code to compute TREE_INVARIANT.
20571 (build5_stat): Drop code to compute TREE_INVARIANT.
20572 (build7_stat): Drop code to compute TREE_INVARIANT.
20573 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20574 * tree.h (struct tree_base): Remove invariant_flag.
20575 (TREE_INVARIANT): Remove.
20576 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20577 (fold_builtin_expect): Check TREE_CONSTANT.
20578 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20579 * c-tree.h (c_expr_to_decl): Drop third parameter.
20580 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20581 (build_c_cast): Don't set TREE_INVARIANT.
20582 (pop_init_level): Don't set TREE_INVARIANT.
20583 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20584 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20586 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20587 (gimplify_addr_expr): Adjust comment.
20588 * tree-mudflap.c (mf_build_string):
20589 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20590 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20591 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20592 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20593 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20594 * langhooks.h (struct lang_hooks): Drop third parameter from
20597 2008-04-23 Richard Guenther <rguenther@suse.de>
20599 PR tree-optimization/27799
20600 PR tree-optimization/32921
20601 PR tree-optimization/32624
20602 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20603 SMTs aliases and the tag itself into the solution.
20604 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20605 merge the points-to solution back into the SMT aliases.
20606 (may_alias_p): Use alias_set_subset_of instead of
20607 aliases_conflict_p. A pointer which points to
20608 memory with alias set zero may access any variable.
20610 2008-04-23 Richard Guenther <rguenther@suse.de>
20612 * alias.c (alias_set_subset_of): Correctly handle asking
20613 if zero is a subset of an alias set with zero child.
20614 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20615 (compute_flow_insensitive_aliasing): Correctly walk all
20616 pointers. Do not unnecessarily union sets.
20618 2008-04-23 Richard Guenther <rguenther@suse.de>
20620 PR middle-end/36021
20621 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20623 2008-04-22 Tomas Bily <tbily@suse.cz>
20625 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20627 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20629 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20630 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20631 * tree-inline.c (estimate_num_insns_1): Likewise.
20632 * varasm.c (const_hash_1, compare_constant, copy_constant)
20633 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20634 * emit-rtl.c (component_ref_for_mem_expr)
20635 (set_mem_attributes_minus_bitpos): Likewise.
20636 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20637 (is_aligning_offset): Likewise.
20638 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20639 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20640 * dojump.c (do_jump): Likewise.
20641 * builtins.c (get_pointer_alignment, get_memory_rtx)
20642 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20643 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20645 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20647 PR rtl-optimization/36017
20648 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20649 expanding the library call.
20651 2008-04-22 Ian Lance Taylor <iant@google.com>
20653 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20654 than size_in_bytes.
20656 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20658 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20659 of LR/CTR moves for Power6.
20661 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20663 PR middle-end/36003
20664 * passes.c (init_optimization_passes): Remove
20665 pass_fast_rtl_byte_dce.
20667 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20670 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20671 builtin functions to generate faster code.
20672 (_mm_cvtpu16_ps): Ditto.
20673 (_mm_cvtpi32x2_ps): Ditto.
20675 2008-04-22 Nick Clifton <nickc@redhat.com>
20677 * common.opt (ftree-loop-distribution): Add Optimization
20680 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20681 (frv_expand_builtin_va_start): Likewise.
20683 * config/arm/arm.c (thumb_find_work_register): Fix location of
20684 argument register count.
20686 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20688 Support scheduling for ColdFire V1 and V3 microarchitecture.
20689 Improve scheduling of multiplication instructions.
20691 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20692 (mac): New instruction attribute.
20693 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20694 (m68k_sched_mac): New variable.
20695 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20696 Handle cfv1 and cfv3.
20697 (max_insn_size): New static variable.
20698 (struct _sched_ib): New type.
20699 (sched_ib): New static variable.
20700 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20701 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20702 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20704 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20705 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20706 new variables. Update.
20707 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20708 Add modeling of cfv3 instruction buffer. Update.
20709 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20710 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20711 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20712 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20713 a particular reservation applies to.
20714 (type2): Reorganize attribute values. Rename alu to alu_reg,
20715 alu_l to alu, move_l to omove. Join move to alu. Split mul
20716 to mul_l and mul_w.
20717 (cf_ib_*): Simplify description of instruction buffer.
20718 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20719 (cf_mem): Split into cf_mem1 and cf_mem2.
20720 (cf_v2_move_??): Rename to cfv12_alu_??.
20721 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20722 (cf_v2_mul_??): Remove reservations.
20723 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20724 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20725 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20727 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20728 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20729 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20730 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20731 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20732 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20733 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20734 expansions of the above reservations for instructions of sizes
20737 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20739 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20741 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20743 * coverage.c: Include tree-pass.h.
20744 (coverage_counter_alloc): Print da_file_name to the dump file.
20746 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20748 * sbitmap.c (sbitmap_range_empty_p): New function.
20749 * sbitmap.h (sbitmap_range_empty_p): New function.
20750 * bitmap.h: Now includes obstack.h.
20752 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20753 Kenneth Zadeck <zadeck@naturalbridge.com>
20755 * dbgcnt.def (ra_byte_scan): Added.
20756 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20757 when the last hit happens for a counter.
20758 * timevar.def (TV_DF_BYTE_LR): New variable.
20759 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20760 * passes.c (pass_fast_rtl_byte_dce): New pass.
20761 * fwprop.c (update_df): Added mode to call df_ref_create.
20762 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20763 DF_REF_EXTRACT_OFFSET.
20764 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20765 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20767 (df_ref_extract): Added mode field.
20768 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20769 DF_REF_EXTRACT_OFFSET.
20770 (DF_REF_EXTRACT_MODE): New macro.
20771 (df_byte_lr_bb_info): New structure.
20772 (df_print_byte_regset, df_compute_accessed_bytes,
20773 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20774 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20775 df_byte_lr_simulate_uses,
20776 df_byte_lr_simulate_artificial_refs_at_top,
20777 df_byte_lr_simulate_artificial_refs_at_end,
20778 df_compute_accessed_bytes): New function.
20779 (df_ref_create): Add parameter.
20780 (df_byte_lr_get_bb_info): New inline function.
20781 * df-scan.c (df_ref_record, df_uses_record,
20782 df_ref_create_structure): Added mode parameter.
20783 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20784 df_defs_record, df_uses_record, df_get_conditional_uses,
20785 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20786 df_entry_block_defs_collect, df_exit_block_uses_collect):
20787 Added mode parameter to calls to df_ref_record, df_uses_record,
20788 df_ref_create_structure.
20789 (df_ref_equal_p, df_ref_compare): Added test for modes.
20790 (df_ref_create_structure): Added code to set mode. Renamed
20791 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20792 DF_REF_EXTRACT_OFFSET.
20793 * df-core.c (df_print_byte_regset): New function.
20794 * df-byte-scan.c: New file.
20795 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20796 calls to BITMAP_FREE.
20797 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20798 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20799 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20800 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20801 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20802 df_byte_lr_local_compute, df_byte_lr_init,
20803 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20804 df_byte_lr_transfer_function, df_byte_lr_free,
20805 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20806 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20807 df_byte_lr_simulate_uses,
20808 df_byte_lr_simulate_artificial_refs_at_top,
20809 df_byte_lr_simulate_artificial_refs_at_end): New function.
20810 * dce.c (byte_dce_process_block): New function.
20811 (dce_process_block): au is now passed in rather than computed
20812 locally. Changed loops that look at artificial defs to not look
20813 for conditional or partial ones, because there never are any.
20814 (fast_dce): Now is able to drive byte_dce_process_block or
20815 dce_process_block depending on the kind of dce being done.
20816 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20817 (rest_of_handle_fast_byte_dce): New function.
20818 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20819 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20821 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20824 * gcc.h: Added fortran options that take arguments to
20825 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20828 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20830 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20831 scalarization if on the LHS and not a full access.
20833 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20835 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20837 2008-04-18 Rafael Espíndola <espindola@google.com>
20839 * tree-vrp.c (find_case_label_index): Fix the binary search.
20840 (find_case_label_range): New.
20841 (vrp_visit_switch_stmt): Use find_case_label_range.
20842 (simplify_switch_using_ranges): Use find_case_label_range.
20844 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20846 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20847 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20849 2008-04-18 Tom Tromey <tromey@redhat.com>
20852 * doc/cpp.texi (Implementation-defined behavior): Mention
20855 2008-04-18 Ian Lance Taylor <iant@google.com>
20857 * fold-const.c (pointer_may_wrap_p): New static function.
20858 (fold_comparison): Add another test for pointer overflow. Use
20859 pointer_may_wrap_p to disable some false positives.
20861 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20863 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20864 (fname_as_string): Match updated cpp_interpret_string prototype.
20865 (fix_string_type): Support char16_t* and char32_t*.
20866 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20867 derivative) nodes. Register as builtin if C++0x.
20868 (c_parse_error): Support CPP_CHAR{16,32}.
20869 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20870 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20871 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20872 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20873 CTI_CHAR32_ARRAY_TYPE>: New elements.
20874 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20875 char32_type_node, signed_char32_type_node, char16_array_type_node,
20876 char32_array_type_node): New defines.
20877 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20878 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20879 (lex_string): Support CPP_STRING{16,32}, match updated
20880 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20881 (lex_charconst): Support CPP_CHAR{16,32}.
20882 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20883 and CPP_STRING{16,32}.
20885 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20888 * aclocal.m4: Regenerate.
20889 * configure: Regenerate.
20891 2008-04-18 Jan Hubicka <jh@suse.cz>
20893 * except.c (dw2_size_of_call_site_table,
20894 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20896 * cgraphbuild.c (build_cgraph_edges): Update.
20897 * tree-pass.h: Update comment.
20898 * final.c (leaf_function_p): Update.
20899 (leaf_renumber_regs): Update.
20900 (rest_of_clean_state): Update.
20901 * omp-low.c (expand_omp_parallel): Update.
20902 * ipa-reference.c (analyze_function): Update.
20903 * reorg.c (find_end_label): Update.
20904 (optimize_skip): Update.
20905 (fill_simple_delay_slots): Update.
20906 (fill_simple_delay_slots): Update.
20907 (make_return_insns): Update.
20908 (dbr_schedule): Update.
20909 * gimple-low.c (record_vars_into): Update.
20910 * cfgbuild.c (make_edges): Update.
20911 * function.c (assign_stack_local): Update.
20912 (assign_parm_adjust_stack_rtl): Update.
20913 (locate_and_pad_parm): Update.
20914 (allocate_struct_function): Do not initialize stack_alignment_needed
20915 and preferred_stack_boundary here.
20916 (stack_protect_prologue): Update.
20917 (stack_protect_epilogue): Update.
20918 (expand_function_start): Initialize stack_alignment_needed,
20919 preferred_stack_boundary and max_jumptable_ents.
20920 (expand_function_end): Update.
20921 (free_after_compilation): Do not NULLify epilogue_delay_list.
20922 * function.h (struct rtl_data): Add stack_protect_guard,
20923 stack_alignment_needed,
20924 preferred_stack_boundary, epilogue_delay_list.
20925 (struct function): Remove value_histograms, stack_alignment_needed,
20926 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20928 unexpanded_var_list, stack_protect_guard.
20929 (current_function_epilogue_delay_list): Remove.
20930 * ipa-type-escape.c (analyze_function): Update.
20931 * gimplify.c (pop_gimplify_context): Update comment.
20932 * calls.c (expand_call): Update.
20933 (emit_library_call_value_1): Update.
20934 * except.c (set_nothrow_function_flags): Update.
20935 * cfgexpand.c (get_decl_align_unit): Update.
20936 (create_stack_guard): Update.
20937 (estimated_stack_frame_size): Update.
20938 (expand_used_vars): Update.
20939 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20940 * explow.c (allocate_dynamic_stack_space): Update.
20941 * tree-ssa-live.c (remove_unused_locals): Update.
20942 * varasm.c (mark_constant_pool): Update.
20943 * tree-inline.c (remap_decls): Update.
20944 (initialize_cfun): Update.
20945 (declare_return_variable): Update.
20946 (inline_forbidden_p): Update.
20947 (expand_call_inline): Update.
20948 (declare_inline_vars): Update.
20949 (tree_function_versioning): Update.
20950 * tree-flow.h (value_histograms): New.
20951 (VALUE_HISTOGRAMS): New macro.
20952 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20954 * tree-cfg.c (set_bb_for_stmt): Update.
20955 (replace_by_duplicate_decl): Update.
20956 (move_block_to_fn): Update.
20957 (new_label_mapper): Update.
20958 (dump_function_to_file): Update.
20959 * ipa-struct-reorg.c (build_data_structure): Update.
20960 * cfgrtl.c (print_rtl_with_bb): Update.
20961 * reload1.c (reload): Update.
20963 * config/i386/i386.c (setup_incoming_varargs_64,
20964 ix86_compute_frame_layout): Update.
20965 * config/arc/arc.c (arc_output_function_epilogue): Update.
20967 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20969 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20970 for FreeBSD as well.
20971 * gthr-posix95.h: Likewise.
20973 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20975 PR rtl-optimization/35838
20976 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20977 out the byte offset of the first subreg.
20979 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20981 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20982 to split_ti instead of three separate calls with single member arrays.
20983 (subti3 splitter): Ditto.
20984 (adddi3 splitter): Ditto with split_di.
20985 (subdi3 splitter): Ditto.
20986 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20987 two separate calls with single member arrays. Swap match_dup
20988 operands 1 and 2 to better fit into the array.
20989 (negdi2 splitter): Ditto with split_di.
20990 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20991 two separate calls with single member arrays. Swap match_dup operands
20992 6 and 7 to better fit into the array.
20994 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20996 * config/i386/i386.c (sse_builtin_type): New.
20997 (bdesc_sse_args): Likewise.
20998 (bdesc_sse_3arg): Removed.
20999 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21000 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21001 IX86_BUILTIN_ROUNDPS.
21002 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21003 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21004 IX86_BUILTIN_ROUNDPS.
21005 (ix86_expand_sse_4_operands_builtin): Removed.
21006 (ix86_expand_sse_operands_builtin): New.
21007 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21008 and CODE_FOR_sse4_1_roundps.
21009 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21010 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21012 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21015 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21016 regs before frame pop when needed. If use_backchain_to_restore_sp
21017 then load backchain into a temp reg to restore vr and vrsave. Add
21018 code to restore vr after frame pop if possible.
21020 2008-04-17 Richard Guenther <rguenther@suse.de>
21022 * tree-vn.c (expressions_equal_p): Do not check type
21023 equality or compatibility before calling operand_equal_p.
21024 * fold-const.c (operand_equal_p): Check equivalence of
21025 integer constants before bailing out due to signedness or
21026 precision differences.
21027 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21028 spurious differences in type qualification. Ignore types
21029 for COMPONENT_REFs at all.
21031 2008-04-17 Christian Bruel <christian.bruel@st.com>
21033 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21034 msw_skip comparison.
21036 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21039 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21042 PR tree-optimization/35899
21043 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21044 rather than TREE_OPERAND.
21046 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21049 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21050 temporary registers. Change operand predicate to general_operand.
21051 (remainderxf3): Ditto.
21053 2008-04-16 Richard Guenther <rguenther@suse.de>
21055 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21056 * tree-affine.c (aff_combination_expand): Look through some
21059 2008-04-15 Doug Kwan <dougkwan@google.com>
21061 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21063 * tree-pretty-print.c (dump_generic_node): Ditto.
21064 * final.c (output_addr_const): Ditto.
21065 * dwarf2out.c (output_cfi): Ditto.
21066 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21067 * print-rtl.c (print_rtx): Ditto.
21068 * print-tree.c (print_node_brief, print_node): Ditto.
21069 * c-common.c (match_case_to_enum_1): Ditto.
21070 * sched-vis.c (print_value): Ditto.
21071 * config/i386/i386.c (print_operand): Cast to long unsigned int
21074 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21075 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21076 MS Windows VirtualProtect function.
21078 2008-04-15 Jan Hubicka <jh@suse.cz>
21080 * gengtype.c (write_root): Param_is argument is OK.
21081 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21082 * function.h: Include varray.h
21083 (rtl_eh): New stucture based on except.c one.
21084 (call_site_record): New forward declaration and vector type.
21085 * calls.c (emit_call_1): Do not call
21086 note_current_region_may_contain_throw.
21087 * except.c (eh_status): Remove cur_region, try_region since they are
21089 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21090 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21091 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21092 Remove call_site_data_used, call_site_data_size.
21093 Turn call_site_record into vector in function.h.
21094 (note_current_region_may_contain_throw): Remove.
21095 (get_exception_pointer, get_exception_filter): Do not take struct
21096 function argument; update.
21097 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21098 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21099 build_post_landing_pads, dw2_build_landing_pads,
21100 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21101 sjlj_emit_function_enter, sjlj_emit_function_enter,
21102 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21103 sjlj_build_landing_pads, finish_eh_generation,
21104 remove_exception_handler_label, remove_eh_handler,
21105 maybe_remove_eh_handler, add_reachable_handler,
21106 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21107 add_action_record, collect_one_action_chain, add_call_site,
21108 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21109 sjlj_output_call_site_table, output_function_exception_table,
21110 * except.h (note_current_region_may_contain_throw): Remove
21111 (get_exception_pointer, get_exception_filter): Do not take struct
21113 * Makefile.in (GTFILES): Put varargs before struct function.
21115 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21117 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21118 punt for STRING_CST.
21119 (get_constraint_for): Deal with STRING_CST here instead.
21121 2008-04-15 Richard Guenther <rguenther@suse.de>
21123 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21124 statements in a basic-block with a backward walk. Do not
21125 substitute into dead statements but instead remove those.
21127 2008-04-15 Richard Guenther <rguenther@suse.de>
21129 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21130 to zero, thus disable creation of SFTs.
21132 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21134 * tree-predcom.c (suitable_reference_p): Return false if the
21135 reference can throw.
21137 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21140 * c-decl.c (finish_decl): If extern or static var has variable
21141 size, set TREE_TYPE (decl) to error_mark_node.
21143 2008-04-15 Rafael Espíndola <espindola@google.com>
21145 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21148 2008-04-15 Richard Guenther <rguenther@suse.de>
21150 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21151 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21152 (visit_reference_op_load): Do walk vuse-vdef chains on
21153 vn_reference_lookup.
21154 (visit_reference_op_store): But do not here.
21155 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21156 vn_reference_lookup.
21157 (vn_lookup_with_vuses): But do so here.
21159 2008-04-14 Ian Lance Taylor <iant@google.com>
21161 * fold-const.c (fold_overflow_warning): Remove assertion.
21163 2008-04-15 Ben Elliston <bje@au.ibm.com>
21165 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21166 temp1 local variables.
21168 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21171 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21172 ".text.unlikely" section as executable.
21174 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21176 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21177 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21178 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21179 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21180 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21181 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21182 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21184 2008-04-14 Ian Lance Taylor <iant@google.com>
21186 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21187 * fold-const.c (fold_comparison): If appropriate, test
21188 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21189 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21190 reassociating a pointer type.
21191 * doc/invoke.texi (Optimize Options): Document that
21192 -fstrict-overflow applies to pointer wraparound.
21194 2008-04-13 Jan Hubicka <jh@suse.cz>
21196 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21198 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21200 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21201 we are going to "save the world".
21203 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21205 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21206 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21207 operand 0 constraint, not "=".
21209 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21211 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21213 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21215 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21216 of size of positions_needed * CHAR_BIT.
21218 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21220 PR middle-end/35897
21221 * dse.c (store_info): Change positions_needed to unsigned
21223 (lowpart_bitmask): New.
21224 (record_store): Cast to unsigned HOST_WIDE_INT for
21225 positions_needed. Assert width <= size of positions_needed *
21226 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21227 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21228 lowpart_bitmask to set mask.
21230 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21232 * config/bfin/constraints.md: New file.
21233 * config/bfin/bfin.md: Include it.
21234 (adddi3): Use satisfies_constraint functions instead of the old macros.
21235 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21236 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21237 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21238 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21239 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21240 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21241 EXTRA_CONSTRAINT): Delete.
21242 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21243 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21245 * config/bfin/bfin.c: Include "tm-constrs.h".
21246 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21247 Use satisfies_constraint functions instead of the old macros.
21248 * doc/md.texi (Blackfin Constraints): Update file name reference.
21250 2008-04-11 Richard Guenther <rguenther@suse.de>
21252 PR tree-optimization/35869
21253 * tree-vrp.c (execute_vrp): Move switch statement update after
21254 jump threading. Schedule another cfg cleanup run.
21256 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21259 * attribs.c (decl_attributes): Return early on errorneous node.
21261 2008-04-10 Oleg Ryjkov <olegr@google.com>
21263 * tree.h (struct tree_base): Added a new flag default_def_flag.
21264 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21266 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21268 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21270 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21273 * pa.md: Define mode iterator P. Define mode attribute dwc.
21274 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21275 (icacheflush): Likewise.
21276 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21277 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21279 2008-04-11 Ben Elliston <bje@au.ibm.com>
21281 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21283 2008-04-10 Rafael Espíndola <espindola@google.com>
21285 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21286 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21287 (extract_range_from_expr): The same.
21289 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21291 * config/mips/mips.md (GPR2): New mode iterator.
21292 (seq): Add comment.
21293 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21294 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21295 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21296 Rewrite these to take two modes, the mode of comparison and the
21297 mode of the destination.
21298 * config/mips/mips.c (mips_expand_scc): Instead of having
21299 paradoxical subreg as destination, expand "narrowing" scc if mode
21300 of comparison is SI and target is requested in DI mode.
21301 (mips_emit_int_order_test): Update comment. Make mode of
21302 comparison match CMP0 rather than TARGET. When creating inverse
21303 target use mode of TARGET.
21305 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21307 * gcov-dump.c (tag_summary): Only print summaries for the first
21308 GCOV_COUNTERS_SUMMABLE counters.
21310 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21312 * config/i386/i386.md (absneg): New code iterator.
21313 (absnegprefix): New code attribute.
21314 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21315 patterns using absneg code iterator.
21316 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21317 using absneg code iterator.
21318 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21319 *neg<mode>2 patterns using absneg code iterator.
21320 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21321 *negextendsfdf2 patterns using absneg code iterator.
21322 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21323 *negextendsfxf2 patterns using absneg code iterator.
21324 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21325 *negextendsfdf2 patterns using absneg code iterator.
21326 * config/i386/sse.md (<code><mode>2): Macroize expander from
21327 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21329 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21331 * config/s390/s390.h: Remove the remains of the recent search
21332 & replace action of current_function_outgoing_args_size.
21334 2008-04-10 Ira Rosen <irar@il.ibm.com>
21336 PR tree-optimization/35821
21337 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21338 NEW_STMT_LIST is not NULL.
21340 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21343 * toplev.c (process_options): Remove -ffunction-sections debugging
21346 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21348 PR middle-end/PR28690
21349 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21350 than gen_rtx_fmt_ee to perform more canonicalizations.
21352 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21355 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21357 2008-04-09 Richard Guenther <rguenther@suse.de>
21359 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21360 (dump_function_to_file): Dump function arguments with types.
21362 2008-04-08 Richard Guenther <rguenther@suse.de>
21364 * fold-const.c (fold_widened_comparison): Do not allow
21365 sign-changes that change the result.
21367 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21370 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21371 kinds of indirect references.
21373 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21375 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21376 GNU Fortran language string.
21378 2008-04-08 Rafael Espíndola <espindola@google.com>
21380 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21381 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21382 * tree.h (tree_call_nonnegative_warnv_p): New.
21384 2008-04-08 Jan Hubicka <jh@suse.cz>
21386 * function.c (free_after_compilation): Clear out regno_reg_rtx
21389 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21392 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21394 PR middle-end/PR28690
21395 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21396 same precedence as REG_POINTER and MEM_POINTER operands.
21398 2008-04-08 Richard Guenther <rguenther@suse.de>
21400 PR middle-end/35834
21401 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21402 for adding index to base.
21404 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21406 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21407 (MINGW_ENABLE_EXECUTE_STACK): New.
21408 (IN_LIBGCC2): For libgcc include windows.h file for
21409 function declarations.
21411 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21413 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21414 and tem2 if tem1 is not a REG or MULT.
21416 2008-04-08 Jan Hubicka <jh@suse.cz>
21418 * function.h (incomming_args): Break out of struct function.
21419 (function_subsections): Break out of struct function.
21420 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21421 return_rtx and hard_reg_initial_vals from struct function.
21422 Kill inl_max_label_num.
21423 (current_function_pops_args, current_function_args_info,
21424 current_function_args_size, current_function_args_size,
21425 current_function_pretend_args_size,
21426 current_function_outgoing_args_size,
21427 current_function_internal_arg_pointer, current_function_return_rtx):
21428 Kill compatibility accestor macros.
21429 * builtins.c (expand_builtin_apply_args_1): Update.
21430 (expand_builtin_next_arg): Update.
21431 * df-scan.c (df_get_call_refs): Update.
21432 * dbxout.c (dbxout_function_end): Update.
21433 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21434 (output_line_info): Update.
21435 (secname_for_decl): Update.
21436 (dwarf2out_var_location): Update.
21437 * function.c (free_after_compilation): Update.
21438 (assign_parm_find_stack_rtl): Update.
21439 (assign_parms): Update.
21440 (expand_dummy_function_end): Update.
21441 (expand_function_end): Update.
21442 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21443 (expand_call): Update.
21444 (emit_library_call_value_1): Update.
21445 (store_one_arg): Update.
21446 * varasm.c (initialize_cold_section_name): Update.
21447 (unlikely_text_section): Update.
21448 (unlikely_text_section_p): Update.
21449 (assemble_start_function): Update.
21450 (assemble_end_function): Update.
21451 (default_section_type_flags): Update.
21452 (switch_to_section): Update.
21453 * integrate.c (set_decl_abstract_flags): Update.
21454 (get_hard_reg_initial_val): Update.
21455 (has_hard_reg_initial_val): Update.
21456 (allocate_initial_values): Update.
21457 * resource.c (init_resource_info): Update.
21458 * config/alpha/alpha.c (NUM_ARGS): Update.
21459 (direct_return): Update.
21460 (alpha_va_start): Update.
21461 (alpha_sa_size): Update.
21462 (alpha_initial_elimination_offset): Update.
21463 (alpha_expand_prologue): Update.
21464 (alpha_start_function): Update.
21465 (alpha_expand_epilogue): Update.
21466 (unicosmk_initial_elimination_offset):
21467 * config/alpha/alpha.md (call expander): Update.
21468 * config/s390/s390.c (s390_register_info): Update.
21469 (s390_register_info): Update.
21470 (s390_frame_info): Update.
21471 (s390_initial_elimination_offset): Update.
21472 (s390_build_builtin_va_list): Update.
21473 (s390_va_start): Update.
21474 * config/spu/spu.c (direct_return): Update.
21475 (spu_expand_prologue): Update.
21476 (spu_initial_elimination_offset): Update.
21477 (spu_build_builtin_va_list): Update.
21478 (spu_va_start): Update.
21479 * config/sparc/sparc.c (sparc_init_modes): Update.
21480 (sparc_compute_frame_size): Update.
21481 (function_value): Update.
21482 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21483 * config/i386/i386.md (return expander): Update.
21484 * config/i386/i386.c (ix86_va_start): Update.
21485 (ix86_can_use_return_insn_p): Update.
21486 (ix86_compute_frame_layout): Update.
21487 (ix86_expand_epilogue): Update.
21488 * config/sh/sh.c (output_stack_adjust): Update.
21489 (calc_live_regs): Update.
21490 (sh_expand_prologue): Update.
21491 (sh_builtin_saveregs): Update.
21492 (sh_va_start): Update.
21493 (initial_elimination_offset): Update.
21494 (sh_allocate_initial_value): Update.
21495 (sh_function_ok_for_sibcall): Update.
21496 (sh_get_pr_initial_val): Update.
21497 * config/sh/sh.md (return expander): Update.
21498 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21499 * config/crx/crx.c (crx_compute_frame): UPdate.
21500 (crx_initial_elimination_offset): UPdate.
21501 * config/xtensa/xtensa.c (compute_frame_size): Update
21502 (xtensa_builtin_saveregs): Update.
21503 (xtensa_va_start): Update.
21504 (order_regs_for_local_alloc): Update.
21505 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21506 (xstormy16_expand_builtin_va_start): Update.
21507 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21508 * config/m68hc11/m68hc11.md (return expanders): Update.
21509 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21510 (expand_epilogue): Update.
21511 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21512 (cris_simple_epilogue): Update.
21513 (cris_expand_prologue): Update.
21514 (cris_expand_epilogue): Update.
21515 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21516 (compute_frame_size): Update.
21517 * config/mt/mt.c (mt_compute_frame_size): Update.
21518 * config/mn10300/mn10300.c (expand_prologue): Update.
21519 (expand_epilogue): Update.
21520 (initial_offset): Update.
21521 (mn10300_builtin_saveregs):
21522 * config/mn10300/mn10300.md (return expander): Update.
21523 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21524 (ia64_initial_elimination_offset): Update.
21525 (ia64_initial_elimination_offset): Update.
21526 (ia64_expand_prologue): Update.
21527 * config/m68k/m68k.md (return expander): Update.
21528 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21529 (rs6000_stack_info): Update.
21530 * config/mcore/mcore.c (layout_mcore_frame): Update.
21531 (mcore_expand_prolog): Update.
21532 * config/arc/arc.c (arc_compute_frame_size): Update.
21533 * config/score/score3.c (score3_compute_frame_size): Update.
21534 * config/score/score7.c (score7_compute_frame_size): Update.
21535 * config/arm/arm.c (use_return_insn): Update.
21536 (thumb_find_work_register): Update.
21537 (arm_compute_save_reg_mask): Update.
21538 (arm_output_function_prologue): Update.
21539 (arm_output_epilogue): Update.
21540 (arm_size_return_regs): Update.
21541 (arm_get_frame_offsets): Update.
21542 (arm_expand_prologue): Update.
21543 (thumb_exit): Update.
21544 (thumb_unexpanded_epilogue): Update.
21545 (thumb1_output_function_prologue): Update.
21546 * config/pa/pa.md (return expander): Update.
21547 * config/pa/pa.c (compute_frame_size): Update.
21548 (hppa_builtin_saveregs): Update.
21549 * config/mips/mips.c (mips_va_start): Update.
21550 (mips16_build_function_stub): Update.
21551 (mips_compute_frame_info): Update.
21552 (mips_restore_gp): Update.
21553 (mips_output_function_prologue): Update.
21554 (mips_expand_prologue): Update.
21555 * config/v850/v850.c (compute_frame_size): Update.
21556 (expand_prologue): * config/mmix/mmix.c (along): update.
21557 (mmix_initial_elimination_offset): update.
21558 (mmix_reorg): update.
21559 (mmix_use_simple_return): update.
21560 (mmix_expand_prologue): update.
21561 (mmix_expand_epilogue): Update.
21562 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21563 (emit_link_insn): Update.
21565 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21567 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21568 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21570 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21573 2008-04-07 Jan Hubicka <jh@suse.cz>
21575 * function.h (rtl): Rename to x_rtl.
21576 (crtl): New define.
21577 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21578 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21579 used_temp_slots avail_temp_slots, temp_slot_level,
21580 nonlocal_goto_handler_labels): Update accesstors.
21581 (rtl): New global variable.
21582 (struct function): Move some fileds to rtl_data.
21583 (get_arg_pointer_save_area): Update prototype.
21584 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21585 get_arg_pointer_save_area.
21586 * expr.c (init_expr): Update
21587 * function.c (get_frame_size): Update
21588 (assign_stack_local): Update
21589 (expand_function_end): Update.
21590 (get_art_pointer_save_area): Update
21592 * emit-rtl.c (rtl): Declare.
21593 (regno_reg_rtx): Declare.
21594 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21596 (gen_reg_rtx): Update.
21597 * varasm.c (n_deferred_constatns): Update accestor.
21598 (init_varasm_status): Do not allocate varasm_status.
21599 (force_const_mem, get_pool_size, output_constant_pool): Update.
21600 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21601 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21602 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21603 * sparc/sparc.h (INIT_EXPANDERS): Update.
21604 * ia64/ia64.h (INIT_EXPANDERS): Update.
21606 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21608 * reload.c (push_secondary_reload): Add missing break to for loop.
21610 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21612 PR middle-end/PR28690
21613 * rtlanal.c: Update copyright years.
21614 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21615 as REG_POINTER and MEM_POINTER operands.
21616 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21617 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21618 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21619 * gcse.c: Update copyright years.
21620 (pre_delete): Call gen_reg_rtx_and_attrs.
21621 (hoist_code): Likewise.
21622 (build_store_vectors): Likewise.
21623 (delete_store): Likewise.
21624 * loop-invariant.c (move_invariant_reg): Likewise.
21625 Update copyright years.
21627 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21629 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21630 control string instead of quoted.
21632 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21634 * doc/rtl.texi: Rewrite of subreg section.
21636 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21639 * config/i386/i386.c (legitimize_pic_address): Add treating
21640 of dllimport SYM_REF's.
21641 (legitimize_dllimport_symbol): Add prototype.
21643 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21645 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21646 reference in constructor with non self-referential type.
21648 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21650 Removal of Return with Depressed Stack Pointer support
21651 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21652 (ECF_SP_DEPRESSED): Likewise.
21653 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21654 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21655 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21656 (expand_call): Do not test ECF_SP_DEPRESSED.
21657 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21658 * function.c (keep_stack_depressed): Delete.
21659 (handle_epilogue_set): Likewise.
21660 (update_epilogue_consts): Likewise.
21661 (emit_equiv_load): Likewise.
21662 (thread_prologue_and_epilogue_insns): Remove support for Return with
21663 Depressed Stack Pointer.
21664 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21666 2008-04-06 Richard Guenther <rguenther@suse.de>
21668 PR tree-optimization/35400
21669 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21670 information from SSA_NAMEs.
21672 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21674 * config/avr/avr.h (avr_mega_p): Remove declaration.
21675 (AVR_MEGA): Remove macro.
21676 * config/avr/avr.c (avr_mega_p): Remove variable.
21677 (avr_override_options): Remove inicializion of avr_mega_p.
21678 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21679 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21680 (avr_jump_mode): (Ditto.).
21681 (avr_output_progmem_section_asm_op): (Ditto.).
21682 (avr_asm_init_sections): (Ditto.).
21683 (avr_asm_init_sections): (Ditto.).
21684 (avr_rtx_costs): (Ditto.).
21685 * config/avr/avr.md: (Ditto.).
21686 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21689 2008-04-06 Richard Guenther <rguenther@suse.de>
21691 PR tree-optimization/35842
21692 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21693 is_gimple_invariant_address.
21695 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21697 * gcc.c (default_compilers): Sync Fortran extensions list with
21698 that in fortran/lang-specs.h.
21699 * doc/invoke.texi: Likewise.
21700 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21701 * dwarf2out.c (gen_compile_unit_die): Likewise.
21703 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21705 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21707 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21710 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21711 attribute is used for nested functions.
21713 2008-04-05 Jan Hubicka <jh@suse.cz>
21715 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21717 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21719 (dump_files): Update.
21720 (enable_rtl_dump_file): Do not accept letter argument.
21721 * tree-pass.h (dump_file_info): Remove letter argument.
21722 * toplev.c (decode_d_option): Update -da handling.
21723 * toplev.h (enable_rtl_dump_file): Update prototype.
21724 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21725 it out based on pass type.
21726 (register_dump_files_1): Likewise.
21727 (init_optimization_passes): Update register_one_dump_file calls.
21728 (execute_one_pass): Sanity check that IPA passes are called at IPA
21729 level and RTL passes at RTL level.
21730 (execute_pass_list): IPA pass can not be after or subpass of
21732 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21733 disallov RTL subpasses of IPA subpasses.
21735 2008-04-05 Ben Elliston <bje@au.ibm.com>
21737 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21738 builtins that return exactly once and do not throw. Cache call to
21741 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21743 PR rtl-optimization/34916
21744 PR middle-end/35519
21745 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21746 between instruction pairs.
21748 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21750 * doc/invoke.texi: Document -mbitops for SH.
21751 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21752 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21753 * config/sh/sh.c (print_operand): Add %t operand code.
21754 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21755 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21756 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21757 (extendqihi2): Likewise.
21758 (movqi_i): Likewise.
21759 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21760 (extv): Use bld instruction for SH2A if possible.
21762 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21763 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21764 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21765 (bset.b, bclr.b): Define peepholes.
21766 * config/sh/sh.opt (mbitops): New option.
21768 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21771 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21772 and view convert expression.
21774 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21777 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21779 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21781 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21783 * config/i386/cpuid.h (bit_AES): New.
21784 (bit_PCLMUL): Likewise.
21786 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21787 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21788 SSE2 if AES or PCLMUL is enabled.
21789 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21790 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21791 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21792 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21793 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21794 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21795 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21796 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21797 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21798 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21799 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21800 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21801 __builtin_ia32_aeskeygenassist128 and
21802 __builtin_ia32_pclmulqdq128.
21803 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21804 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21805 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21807 * config/i386/i386.h (TARGET_AES): New.
21808 (TARGET_PCLMUL): Likewise.
21809 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21811 * config/i386/i386.md (UNSPEC_AESENC): New.
21812 (UNSPEC_AESENCLAST): Likewise.
21813 (UNSPEC_AESDEC): Likewise.
21814 (UNSPEC_AESDECLAST): Likewise.
21815 (UNSPEC_AESIMC): Likewise.
21816 (UNSPEC_AESKEYGENASSIST): Likewise.
21817 (UNSPEC_PCLMUL): Likewise.
21819 * config/i386/i386.opt (maes): New.
21820 (mpclmul): Likewise.
21822 * config/i386/sse.md (aesenc): New pattern.
21823 (aesenclast): Likewise.
21824 (aesdec): Likewise.
21825 (aesdeclast): Likewise.
21826 (aesimc): Likewise.
21827 (aeskeygenassist): Likewise.
21828 (pclmulqdq): Likewise.
21830 * config/i386/wmmintrin.h: New.
21832 * doc/extend.texi: Document AES and PCLMUL built-in function.
21834 * doc/invoke.texi: Document -maes and -mpclmul.
21836 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21838 * function.c (free_after_parsing): Replace with
21839 cxx_push_function_context from C++ front-end.
21840 (allocate_struct_function): Don't call langhook.
21841 * langhooks.h (struct lang_hooks_for_functions): Delete.
21842 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21844 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21845 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21846 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21847 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21848 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21849 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21850 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21852 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21853 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21855 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21858 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21861 2008-04-04 Richard Guenther <rguenther@suse.de>
21863 PR middle-end/35823
21864 * fold-const.c (optimize_minmax_comparison): Use the correct
21865 type for the constant in the simplified comparison.
21867 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21869 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21870 Pass L2 size as "--param l2-cache-size" to the compiler.
21871 (decode_l2_cache): New function to decode L2 cache parameters using
21872 0x8000006 extended cpuid function.
21873 (detect_caches_amd): Determine parameters of L2 cache using
21874 decode_l2_caches function.
21875 (decode_caches_intel): Decode L2 cache parameters.
21876 (detect_caches_intel): Determine L2 cache parameters using
21877 decode_caches_intel and decode_l2_caches functions.
21879 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21881 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21882 secondary input reload for subword loads from the constant pool.
21884 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21887 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21888 constants of the appropriate size for runtime calculations.
21891 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21892 decimal-float literal constant zero.
21894 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21897 * c-parser.c (c_parser_omp_atomic): Call
21898 default_function_array_conversion on the RHS.
21900 PR middle-end/35818
21901 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21902 call is_variable_sized if decl has incomplete type.
21904 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21906 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21908 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21910 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21912 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21913 (sgt<u>): Merge sgt and sgtu into new expander.
21914 (sgt, sgtu): Remove expanders.
21915 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21916 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21917 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21918 *sgtu_<mode>_mips16 into new pattern.
21919 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21920 (sge<u>): Merge sge and sgeu into new expander.
21921 (sge, sgeu): Remove expanders.
21922 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21924 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21925 (slt<u>): Merge slt and sltu into new expander.
21926 (slt, sltu): Remove expanders.
21927 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21928 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21929 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21930 *sltu_<mode>_mips16 into new pattern.
21931 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21932 (sle<u>): Merge sle and sleu into new expander.
21933 (sle, sleu): Remove expanders.
21934 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21935 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21936 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21937 *sleu_<mode>_mips16 into new pattern.
21938 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21940 2008-04-03 Jan Hubicka <jh@suse.cz>
21942 PR tree-optimization/35795
21943 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21944 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21945 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21946 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21947 * score/score3.c (score3_output_mi_thunk): Likewise.
21948 * score/score7.c (score7_output_mi_thunk): Likewise.
21949 * mips/mips.c (mips_output_mi_thunk): Likewise.
21951 2008-04-03 Richard Guenther <rguenther@suse.de>
21953 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21954 conversions. Simplify code.
21956 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21958 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21960 2008-04-03 Tom Tromey <tromey@redhat.com>
21961 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21963 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21964 * config/bfin/t-bfin-linux (generated_files): Add
21965 linux-sysroot-suffix.h.
21966 * doc/install.texi (Prerequisites): Require make 3.80.
21967 * doc/sourcebuild.texi (Front End Directory): Document new
21969 * Makefile.in (generated_files): New variable.
21970 (ALL_HOST_OBJS): New variable.
21971 ($(ALL_HOST_OBJS)): New target.
21973 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21975 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21976 (remap_block): Call id->transform_lang_insert_block instead
21978 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21979 Set id.transform_lang_insert_block to NULL.
21980 (clone_body): Move to cp/optimize.c
21981 * tree-inline.h (struct copy_body_data): Change
21982 transform_lang_insert_block to function pointer.
21983 (copy_generic_body, copy_decl_no_change): Export.
21984 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21985 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21986 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21988 * c-tree.h (insert_block): Kill.
21989 * c-decl.c (insert_block): Kill.
21991 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21993 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21994 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21995 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21997 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21998 argument, call {push,pop}_function_context from here.
21999 * c-parser.c: Use c_{push,pop}_function_context.
22001 * function.c (push_function_context_to): Move meat ...
22002 (push_function_context): ... here. Simplify.
22003 * function.c (pop_function_context_from): Move meat ...
22004 (pop_function_context): ... here. Simplify.
22005 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22007 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22008 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22009 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22010 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22012 2008-04-03 Ben Elliston <bje@au.ibm.com>
22014 * expmed.c (extract_force_align_mem_bit_field): Remove.
22016 2008-04-03 Richard Guenther <rguenther@suse.de>
22018 PR middle-end/35800
22019 * expr.h (try_casesi): Adjust prototype.
22020 * expr.c (try_casesi): Take fallback label as extra parameter.
22021 Use that for gen_casesi if default_label is NULL.
22022 * stmt.c (expand_case): Pass fallback label to try_casesi,
22023 make sure to fill gaps with a fallback label if default_label
22026 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22029 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22031 2008-04-03 Ben Elliston <bje@au.ibm.com>
22033 * expmed.c (extract_split_bit_field): Remove if (0) code.
22034 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22035 (do_ds_constraint): Likewise.
22037 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22039 * doc/cppopts.texi (-dU): Document.
22040 * c-common.h (flag_dump_macros): Update comment.
22041 * c-opts.c (handle_OPT_d): Handle -dU.
22042 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22043 dump_queued_macros, cb_used_define, cb_used_undef): New.
22044 (init_pp_output): Handle -dU.
22045 (cb_line_change): Call dump_queued_macros.
22046 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22048 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22050 * config/avr/predicates.md (io_address_operand): New predicate.
22051 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22052 * config/avr/avr.c (avr_io_address_p): Remove function.
22053 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22054 'avr_io_address_p' function.
22055 (out_movhi_r_mr): (Ditto.).
22056 (out_movqi_mr_r): (Ditto.).
22057 (out_movhi_mr_r): (Ditto.).
22058 (avr_address_cost): (Ditto.).
22060 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22062 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22063 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22064 in 32bit mode when XMM registers are available to avoid store
22066 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22067 corresponding post-reload splitters.
22069 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22071 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22072 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22073 __builtin_ia32_roundss.
22074 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22075 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22076 __builtin_ia32_roundss.
22077 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22078 IX86_BUILTIN_SHUFPD here.
22080 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22082 * config/i386/i386.md (plogic): New.
22083 (plogicprefix): Likewise.
22085 * config/i386/mmx.md (mmx_<code><mode>3): New.
22086 (mmx_and<mode>3): Removed.
22087 (mmx_ior<mode>3): Likewise.
22088 (mmx_xor<mode>3): Likewise.
22090 * config/i386/sse.md (<code><mode>3): New.
22091 (*<code><mode>3): Likewise.
22092 (*<code><mode>3): Likewise.
22093 (<code><mode>3): Likewise.
22094 (*sse_<code><mode>3): Likewise.
22095 (*sse2_<code><mode>3): Likewise.
22096 (<code>tf3): Likewise.
22097 (*<code>tf3): Likewise.
22098 (and<mode>3): Likewise.
22099 (*and<mode>3): Likewise.
22100 (ior<mode>3): Removed.
22101 (*ior<mode>3): Likewise.
22102 (xor<mode>3): Likewise.
22103 (*xor<mode>3): Likewise.
22104 (*and<mode>3): Likewise.
22105 (*ior<mode>3): Likewise.
22106 (*xor<mode>3): Likewise.
22107 (and<mode>3): Likewise.
22108 (*sse_and<mode>3): Likewise.
22109 (*sse2_and<mode>3): Likewise.
22110 (andtf3): Likewise.
22111 (*andtf3): Likewise.
22112 (ior<mode>3): Likewise.
22113 (*sse_ior<mode>3): Likewise.
22114 (*sse2_ior<mode>3): Likewise.
22115 (iortf3): Likewise.
22116 (*iortf3): Likewise.
22117 (xor<mode>3): Likewise.
22118 (*sse_xor<mode>3): Likewise.
22119 (*sse2_xor<mode>3): Likewise.
22120 (xortf3): Likewise.
22121 (*xortf3): Likewise.
22123 2008-04-02 Richard Guenther <rguenther@suse.de>
22125 PR tree-optimization/14495
22126 PR tree-optimization/34793
22127 * tree-vrp.c (struct switch_update): New structure.
22128 (to_remove_edges, to_update_switch_stmts): New VECs.
22129 (simplify_switch_using_ranges): New function. Remove not taken
22130 case labels and edges.
22131 (simplify_stmt_using_ranges): Call it.
22132 (identify_jump_threads): Mark edges we have queued for removal
22133 so we don't thread them.
22134 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22136 * tree-cfg.c (group_case_labels): Deal with missing default label.
22137 (tree_verify_flow_info): Allow missing default label.
22138 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22139 (emit_case_nodes): Likewise.
22140 (expand_case): Do not rely on the default label to be present.
22141 * expr.c (try_casesi): Deal with NULL default_label.
22142 (do_tablejump): Likewise.
22144 2008-04-02 Richard Guenther <rguenther@suse.de>
22146 PR tree-optimization/14495
22147 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22148 SWITCH_EXPR here ...
22149 (vrp_visit_switch_stmt): ... but here (new function).
22150 (find_case_label_index): New helper function.
22151 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22153 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22155 * fwprop.c: Fix ISO-C99ism.
22157 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22160 * Makefile.in (objdir): Set it here.
22161 * configure.ac: Not here. Find dynamic linker characteristics.
22162 * exec-tool.in: Use them.
22163 * aclocal.m4: Regenerate.
22164 * configure: Regenerate.
22166 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22168 * expr.c (expand_var): Delete it.
22169 * expr.h (expand_var): Delete prototype.
22170 * function.c (expand_function_start): Use expand_decl instead.
22171 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22174 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22176 PR rtl-optimization/35542
22177 * fwprop.c (forward_propagate_and_simplify): Replace
22178 loc_reg_mentioned_in_p with reg_mentioned_p.
22180 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22182 PR rtl-optimization/35281
22183 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22184 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22185 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22186 (varying_mem_p): Move above propagate_rtx.
22187 (all_uses_available_at): Do not check MEMs.
22189 2008-04-02 Rafael Espíndola <espindola@google.com>
22191 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22192 (register_edge_assert_for_2): Split the cond argument.
22193 (register_edge_assert_for_1): Adjust for the change in
22194 register_edge_assert_for_2.
22195 (register_edge_assert_for): Split the cond argument.
22196 (find_switch_asserts): Adjust for the change in
22197 register_edge_assert_for.
22199 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22201 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22202 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22203 offsets for 64-bit mingw.
22204 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22205 abi for x86_64-pc-mingw.
22207 2008-04-02 Richard Guenther <rguenther@suse.de>
22209 * tree-vrp.c (extract_range_from_assert): Make sure to not
22210 produce range min/max with TREE_OVERFOW set.
22211 If merging a anti-range and a range keep the anti-range if
22212 the range covers all values of the type.
22213 (register_edge_assert_for_2): Only allow sign-changing
22214 conversions in detecting canonical range checks. Also
22215 register an assert for the unsigned name if useful.
22217 PR tree-optimization/35787
22218 * tree-vrp.c (vrp_val_max): New function.
22219 (vrp_val_min): Likewise.
22220 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22221 (vrp_val_is_min): Likewise.
22222 (supports_overflow_infinity): Use vrp_val_{min,max}.
22223 (negative_overflow_infinity): Likewise.
22224 (positive_overflow_infinity): Likewise.
22225 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22226 (is_positive_overflow_infinity): Likewise.
22227 (is_overflow_infinity): Likewise.
22228 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22229 vrp_val_is_{min,max}.
22230 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22231 to ranges if possible. Avoid empty ranges.
22233 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22235 PR middle-end/35705
22236 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22237 the expression is a function address.
22239 2008-04-01 George Helffrich <george@gcc.gnu.org>
22241 PR fortran/35154, fortran/23057
22242 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22243 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22244 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22245 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22247 (dbxout_syms): Check for COMMON-based symbol and wrap in
22248 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22249 in bracket for efficiency.
22251 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22252 using DW_TAG_common_block + member offset.
22253 (add_pubname_string): New function.
22254 (dw_expand_expr): New function to find block name and offset for
22256 (common_check): New function to check whether symbol in Fortran COMMON.
22257 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22259 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22262 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22264 2008-04-02 Ben Elliston <bje@au.ibm.com>
22266 * config/v850/v850.md (casesi): Remove if (0) code.
22267 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22268 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22270 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22272 * config/i386/i386.md (rex64suffix): New mode attribute.
22273 (floathi<mode>2): Disable expander for SSE math.
22274 (*floathi<mode>2_1): New insn insn_and_split pattern.
22275 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22276 corresponding post-reload splitters.
22277 (*floathi<mode>2_i387): New macroized insn pattern.
22278 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22279 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22280 insn_and_split pattern.
22281 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22282 New macroized instruction patterns and corresponding post-reload
22284 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22285 and corresponding post-reload splitters.
22286 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22287 New macroized instruction patterns.
22288 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22289 macroized instruction patterns and corresponding post-reload splitters.
22290 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22291 corresponding post-reload splitters.
22292 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22293 New macroized instruction patterns.
22294 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22295 corresponding post-reload splitters.
22296 (*floatsi<mode>2_i387): New macroized instruction patterns.
22298 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22300 * config/i386/i386.md (smaxmin): New.
22301 (umaxmin): Likewise.
22302 (maxminiprefix): Likewise.
22303 (maxminfprefix): Likewise.
22304 (<code><mode>3): Likewise.
22305 (smin<mode>3): Removed.
22306 (smax<mode>3): Likewise.
22308 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22309 (mmx_<code>v4hi3): Likewise.
22310 (mmx_<code>v8qi3): Likewise.
22311 (mmx_smaxv2sf3): Removed.
22312 (mmx_sminv2sf3): Likewise.
22313 (mmx_umaxv8qi3): Likewise.
22314 (mmx_smaxv4hi3): Likewise.
22315 (mmx_uminv8qi3): Likewise.
22316 (mmx_sminv4hi3): Likewise.
22318 * config/i386/sse.md (<addsub><mode>3): New.
22319 (*<addsub><mode>3): Likewise.
22320 (<sse>_vm<addsub><mode>3): Likewise.
22321 (<maxmin><mode>3): Likewise.
22322 (*<maxmin><mode>3_finite): Likewise.
22323 (*<maxmin><mode>3): Likewise.
22324 (<sse>_vm<maxmin><mode>3): Likewise.
22325 (sse3_h<addsub>v4sf3): Likewise.
22326 (sse3_h<addsub>v2df3): Likewise.
22327 (<maxmin>v16qi3): Likewise.
22328 (*<maxmin>v16qi3): Likewise.
22329 (<maxmin>v8hi3): Likewise.
22330 (*<maxmin>v8hi3): Likewise.
22331 (*sse4_1_<maxmin><mode>3): Likewise.
22332 (*sse4_1_<maxmin><mode>3): Likewise.
22333 (add<mode>3): Removed.
22334 (*add<mode>3): Likewise.
22335 (<sse>_vmadd<mode>3): Likewise.
22336 (sub<mode>3): Likewise.
22337 (*sub<mode>3): Likewise.
22338 (<sse>_vmsub<mode>3): Likewise.
22339 (smin<mode>3): Likewise.
22340 (*smin<mode>3_finite): Likewise.
22341 (*smin<mode>3): Likewise.
22342 (<sse>_vmsmin<mode>3): Likewise.
22343 (smax<mode>3): Likewise.
22344 (*smax<mode>3_finite): Likewise.
22345 (*smax<mode>3): Likewise.
22346 (<sse>_vmsmax<mode>3): Likewise.
22347 (sse3_haddv4sf3): Likewise.
22348 (sse3_haddv2df3): Likewise.
22349 (sse3_hsubv4sf3): Likewise.
22350 (sse3_hsubv2df3): Likewise.
22351 (umaxv16qi3): Likewise.
22352 (*umaxv16qi3): Likewise.
22353 (smaxv8hi3): Likewise.
22354 (*smaxv8hi3): Likewise.
22355 (*sse4_1_smax<mode>3): Likewise.
22356 (*sse4_1_umax<mode>3): Likewise.
22357 (uminv16qi3): Likewise.
22358 (*uminv16qi3): Likewise.
22359 (sminv8hi3): Likewise.
22360 (*sminv8hi3): Likewise.
22361 (*sse4_1_smin<mode>3): Likewise.
22362 (*sse4_1_umin<mode>3): Likewise.
22364 2008-04-01 Rafael Espíndola <espindola@google.com>
22366 * tree-cfg.c (verify_expr): remove in_phi.
22367 (verify_stmt): Don't call walk_tree with verify_expr. Use
22368 is_gimple_min_invariant instead of is_gimple_val.
22370 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22372 * doc/include/gpl_v3.texi: Update for manpage generation.
22373 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22375 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22376 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22377 gpl_v3.texi instead of gpl.texi.
22380 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22383 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22385 2008-04-01 Rafael Espíndola <espindola@google.com>
22387 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22388 (extract_code_and_val_from_cond): Use
22389 extract_code_and_val_from_cond_with_ops.
22391 2008-04-01 Jan Hubicka <jh@suse.cz>
22393 * function.c (free_after_compilation): Free epilogue_delay_list.
22394 (prepare_function_start): Assert that previous compilation was freed.
22396 2008-04-01 Jan Hubicka <jh@suse.cz>
22397 Jim Wilson <wilson@tuliptree.org>
22398 Andreas Tobler <andreast@gcc.gnu.org>
22400 PR middle-end/35781
22401 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22402 rtl.emit instead cfun->emit.
22403 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22404 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22406 2008-04-01 Ben Elliston <bje@au.ibm.com>
22408 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22410 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22412 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22414 (fprofile-use): Add var flag_profile_use
22415 * coverage.c (coverage_begin_output): Do not open a gcno file for
22416 output only if -ftest-coverage is set.
22417 Do not add getpwd() to gcda file path.
22418 (build_gcov_info): Check the new flag
22419 flag_profile_datafile_relative_path.
22420 (coverage_init): Use profile_data_prefix.
22421 Read profile counter only if flag_profile_use is set.
22422 * opts.c (common_handle_option): New option fprofile-use=,
22423 fprofile-dir=, fprofile-generate=.
22424 * toplev.c (profile_data_prefix): New variable definition.
22425 * toplev.h (profile_data_prefix): New declaration.
22426 * doc/invoke.tex (Option Summary, Optimization Options):
22429 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22431 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22432 use tmp consistently.
22435 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22436 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22437 UNSPEC_FR_RECIP_APPROX_RES.
22438 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22440 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22443 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22445 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22447 PR middle-end/30186
22448 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22449 element of the vector via a pointer.
22451 2008-03-31 Ian Lance Taylor <iant@google.com>
22453 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22455 2008-03-31 Jan Hubicka <jh@suse.cz>
22457 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22458 get_arg_pointer_save_area.
22459 * expr.c (init_expr): Just clear out rtl.expr.
22460 * function.c (free_after_compilation): Clear out whole RTL structure.
22461 (get_func_frame_size): Merge into ...
22462 (get_frame_size): ... this one.
22463 (assign_stack_local_1): Merge into ...
22464 (assign_stack_local): ... this one.
22465 (expand_function_end): Update call of get_arg_pointer_save_area.
22466 (get_art_pointer_save_area): Remove cfun argument.
22467 * function.h (emit_status): regno_pointer_align does not need length
22468 attribute. Move x_regno_reg_rtx to ...
22469 (regno_reg_rtx): ... new global array.
22470 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22471 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22472 apply_args_value, forced_labels, stack_pointer_delta):
22474 (struct varasm_status): Move here from varasm.c
22475 (struct rtl_data): New. Move here some fields from struct function.
22476 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22477 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22478 used_temp_slots avail_temp_slots, temp_slot_level,
22479 nonlocal_goto_handler_labels): Update accesstors.
22480 (rtl): New global variable.
22481 (struct function): Move some fileds to rtl_data.
22482 (get_arg_pointer_save_area): Update prototype.
22483 * emit-rtl.c (rtl): Declare.
22484 (regno_reg_rtx): Declare.
22485 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22487 (gen_reg_rtx): Update.
22488 (init_virtual_regs): Do not tate emit_status argument.
22489 (init_emit): Do not allocate emit.
22490 * varasm.c (varasm_statuc): Move to function.h.
22491 (n_deferred_constatns): Update accestor.
22492 (init_varasm_status): Do not allocate varasm_status.
22493 (force_const_mem, get_pool_size, output_constant_pool): Update.
22494 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22495 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22497 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22499 PR rtl-optimization/35729
22500 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22503 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22506 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22507 load/store if memory is unaligned.
22508 (*movti_rex64): Likewise.
22510 * config/i386/predicates.md (misaligned_operand): New.
22512 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22515 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22518 2008-03-31 Jan Beulich <jbeulich@novell.com>
22520 * config/ia64/constraints.md: Add 'j' constraint.
22521 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22522 (movdi_internal): Likewise.
22524 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22527 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22529 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22532 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22533 proper error message for the third argument on blendpd and
22536 * config/i386/sse.md (blendbits): New.
22537 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22539 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22541 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22543 2008-03-30 Richard Guenther <rguenther@suse.de>
22545 PR middle-end/31023
22546 * fold-const.c (fold_sign_changed_comparison): Do leave
22547 conversions to base-types alone.
22549 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22551 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22552 the link register if one altivec register is be saved.
22554 2008-03-30 Ben Elliston <bje@au.ibm.com>
22556 * final.c (final_scan_insn): Remove if (0) code.
22558 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22560 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22562 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22564 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22565 of V4SFmode to ix86_binary_operator_ok.
22567 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22569 * config/i386/i386.c (override_options): Initialize
22570 ix86_veclib_handler to ix86_veclibabi_svml when
22571 -mveclibabi=svml is used.
22572 (ix86_veclibabi_svml): New function for SVML ABI style
22573 vectorization support.
22574 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22576 2008-03-28 Rafael Espíndola <espindola@google.com>
22578 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22579 (tree_binary_nonnegative_warnv_p): Make it public.
22580 (tree_single_nonnegative_warnv_p): Make it public.
22581 (tree_invalid_nonnegative_warnv_p): Make it public.
22582 (tree_unary_nonzero_warnv_p): Make it public.
22583 (tree_binary_nonzero_warnv_p): Make it public
22584 (tree_single_nonzero_warnv_p): Make it public.
22585 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22586 (extract_range_from_binary_expr): Split the expr argument.
22587 (extract_range_from_unary_expr): Split the expr argument.
22588 (extract_range_from_comparison): Split the expr argument.
22589 (extract_range_from_expr): Use the new aux functions.
22590 (vrp_evaluate_conditional_warnv): Use
22591 vrp_evaluate_conditional_warnv_with_ops.
22592 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22593 (tree_binary_nonzero_warnv_p): Declare.
22594 (tree_single_nonzero_warnv_p): Declare.
22595 (tree_expr_nonzero_warnv_p): Declare.
22596 (tree_unary_nonnegative_warnv_p): Declare.
22597 (tree_binary_nonnegative_warnv_p): Declare.
22598 (tree_single_nonnegative_warnv_p): Declare.
22599 (tree_invalid_nonnegative_warnv_p): Declare.
22601 2008-03-28 Richard Guenther <rguenther@suse.de>
22603 PR tree-optimization/30317
22604 PR tree-optimization/30911
22605 PR tree-optimization/34793
22606 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22607 (struct assert_locus_d): New member EXPR.
22608 (register_new_assert_for): Add EXPR parameter to support
22609 ASSERT_EXPR <name, expr OP limit>.
22610 (register_edge_assert_for_1): Adjust callers.
22611 (find_assert_locations): Likewise.
22612 (process_assert_insertions_for): Build condition from expression.
22613 (extract_range_from_assert): Handle ASSERT_EXPRs
22614 of the form ASSERT_EXPR <name, expr OP limit>.
22615 (register_edge_assert_for_2): New helper registering
22616 asserts for comparisons. Recognize range tests of the form
22617 (unsigned)i - CST1 OP CST2.
22618 (register_edge_assert_for_1): Use it.
22619 (register_edge_assert_for): Likewise.
22620 (needs_overflow_infinity): Integer sub-types
22621 do not need overflow infinities.
22622 (vrp_val_is_max): The extreme values of integer sub-types
22623 are those of the base type.
22624 (vrp_val_is_min): Likewise.
22625 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22628 2008-03-28 Nick Clifton <nickc@redhat.com>
22631 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22632 Return GENERAL_REGS for stack adjustment reloads.
22634 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22637 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22638 const_vector when all the vectors are constant.
22640 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22642 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22644 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22645 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22647 (s<code>_sf): Use new scc_sf attribute for opcode names.
22649 2008-03-27 Tom Tromey <tromey@redhat.com>
22651 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22652 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22653 config/spu/t-spu-elf, config/i386/t-interix,
22654 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22655 config/i386/x-darwin, config/i386/x-mingw32,
22656 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22657 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22658 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22659 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22660 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22661 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22662 config/score/t-score-elf, config/arm/t-strongarm-pe,
22663 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22664 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22665 Revert automatic dependency patch.
22667 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22670 * config/i386/i386.c (ix86_function_arg_boundary): Align
22671 decimal floating point to its natural boundary.
22673 2008-03-27 Richard Guenther <rguenther@suse.de>
22675 PR middle-end/35716
22676 * fold-const.c (fold_comparison): Restrict distinct decl
22677 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22678 solely rely on operand_equal_p.
22680 2008-03-27 Richard Guenther <rguenther@suse.de>
22683 * c-common.c (handle_weak_attribute): Reject combination of
22686 2008-03-27 Richard Guenther <rguenther@suse.de>
22688 PR tree-optimization/32810
22689 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22690 conversions from DECL_INITIAL.
22691 (fold_const_aggregate_ref): Likewise from constructor elements.
22693 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22695 * tree-affine.h (aff_combination_expand): Declare.
22696 (get_inner_reference_aff): Likewise.
22697 * tree-affine.c (aff_combination_expand): Split out from
22698 tree_to_aff_combination_expand.
22699 (get_inner_reference_aff): New function.
22700 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22701 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22702 (struct lim_aux_data): sm_done field removed.
22703 (mem_ref_loc_p, mem_ref_locs_p): New types.
22704 (struct mem_ref): Added id, stored, accesses_in_loop,
22705 indep_loop, dep_loop, indep_ref, dep_ref fields.
22706 Removed is_stored, locs and next fields.
22707 (memory_accesses): New variable.
22708 (movement_possibility): Do not allow moving statements
22709 that store to memory.
22710 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22712 (determine_max_movement): For statements with memory references,
22713 find the outermost loop in that the reference is independent.
22714 (move_computations_stmt): Mark the virtual operands for renaming.
22715 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22716 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22717 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22718 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22719 create_vop_ref_mapping, analyze_memory_references,
22720 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22721 get_all_locs_in_loop, ref_always_accessed_p,
22722 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22723 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22724 store_motion_loop, store_motion): New functions.
22725 (struct vop_to_refs_elt): New type.
22726 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22727 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22728 (schedule_sm): Replaced by...
22729 (execute_sm): ... this.
22730 (determine_lsm_ref, hoist_memory_references,
22731 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22732 find_more_ref_vops, free_mem_ref, free_mem_refs,
22733 determine_lsm_loop, determine_lsm): Removed.
22734 (tree_ssa_lim_finalize): Free data structures used by store motion.
22735 (tree_ssa_lim): Call analyze_memory_references. Use
22736 store_motion instead of determine_lsm.
22738 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22740 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22741 rename tmake_file to m68hc11/t-m68hc11.
22742 (mcore): Set inhibit_libc to true.
22743 * config.host (alpha*-dec-*vms*): Set extra_programs.
22744 (interix3*): Don't use host_xmake_file.
22745 * configure.ac: Let config.gcc override inhibit_libc.
22746 * configure: Regenerate.
22748 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22749 * config/t-openbsd-thread: Remove commented out lines.
22751 * config/x-interix: Remove.
22753 * config/m68hc11/t-m68hc11-gas: Rename to...
22754 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22756 * config/mcore/t-mcore: Remove T_CFLAGS.
22757 * config/mcore/t-mcore-pe: Likewise.
22759 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22761 * configure.ac: Replace custom __GNU_SOURCE test with
22762 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22763 * aclocal.m4: Regenerate.
22764 * configure: Regenerate.
22765 * config.in: Regenerate.
22767 2008-03-27 Richard Guenther <rguenther@suse.de>
22769 * fold-const.c (target.h): Include.
22770 (fold_comparison): Fold comparison of addresses of decls
22771 that bind locally or of constants. Consolidate address folding code.
22772 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22773 results from fold_binary_to_constant.
22774 (compare_values_warnv): Likewise.
22776 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22778 PR middle-end/35429
22779 * fold-const.c (fold_truthop): Check for integeral types when folding
22780 a == 0 && b == 0 and a != 0 || b != 0 .
22782 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22784 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22786 2008-03-26 Andreas Schwab <schwab@suse.de>
22788 * doc/invoke.texi: Fix use of @item vs. @itemx.
22790 2008-03-26 Tom Tromey <tromey@redhat.com>
22792 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22793 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22794 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22795 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22796 build/genconstants.o, build/genemit.o, build/genextract.o,
22797 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22798 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22801 2008-03-26 Richard Guenther <rguenther@suse.de>
22804 2008-03-26 Richard Guenther <rguenther@suse.de>
22806 * fold-const.c (target.h): Include.
22807 (fold_comparison): Fold comparison of addresses of two decls
22808 that bind locally. Consolidate address folding code.
22810 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22812 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22813 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22814 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22815 dconstsqrt2, dconstthird, dconste and/or dconst10.
22816 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22817 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22818 dconstsqrt2, dconste): Delete.
22819 (init_emit_once): Likewise. Simplify initializing dconstm1.
22821 * real.c (get_real_const): New.
22822 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22823 dconstsqrt2, dconste): Delete.
22824 (real_value_const, get_real_const): New.
22826 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22828 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22830 * config/i386/i386.c (ix86_function_arg_boundary): Check
22831 BIGGEST_ALIGNMENT instead of 128.
22832 (setup_incoming_varargs_64): Likewise.
22834 2008-03-26 Tom Tromey <tromey@redhat.com>
22836 * Makefile.in (DEPFILES): Add missing '/'.
22838 2008-03-26 Richard Guenther <rguenther@suse.de>
22840 * fold-const.c (target.h): Include.
22841 (fold_comparison): Fold comparison of addresses of two decls
22842 that bind locally. Consolidate address folding code.
22844 2008-03-26 Nick Clifton <nickc@redhat.com>
22847 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22848 not allow INT+INT as a legitimate addressing mode.
22850 2008-03-26 Richard Guenther <rguenther@suse.de>
22852 * tree-flow.h (widen_bitfield): Remove declaration.
22853 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22854 (widen_bitfield): Remove function.
22855 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22858 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22861 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22864 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22866 PR rtl-optimization/35232
22867 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22868 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22869 reg_reloaded_call_part_clobbered here.
22870 (reload_regs_reach_end_p): New function.
22871 (reload_reg_rtx_for_input): New variable.
22872 (reload_reg_rtx_for_output): Likewise.
22873 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22874 when reassigning a pseudo register. Load reloadreg from
22875 reload_reg_rtx_for_input, moving the mode and register
22877 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22878 instead of the original when deciding whether an input reload
22879 would be a no-op or whether an output reload can be deleted.
22880 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22881 when setting up new_spill_reg_store. Load it from
22882 reload_reg_rtx_for_output, moving the mode and register
22884 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22885 instead of the original when deciding whether an output reload
22886 would be a no-op. Do the same when modifying insn notes.
22887 Use rtx_equal_p instead of == to compare the registers.
22888 (inherit_piecemeal_p): Take a mode and two register numbers
22890 (emit_reload_insns): Clear new_spill_reg_store for every hard
22891 register in the reload register. Remove spill registers
22892 from reg_reloaded_valid before considering whether to record
22893 inheritance information for them. Use reload_reg_rtx_for_output
22894 instead of reg_rtx when recording output reloads. Use
22895 reload_reg_rtx_for_input instead of reg_rtx when recording
22896 input reloads. Set or clear reg_reloaded_call_part_clobbered
22897 at the same time as setting reg_reloaded_valid.
22898 (delete_output_reload): Add a new_reload_reg parameter and use it
22899 instead of rld[j].reg_rtx.
22900 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22903 2008-03-25 Tom Tromey <tromey@redhat.com>
22905 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22906 (build/genattr.o): Likewise.
22907 (build/genattrtab.o): Likewise.
22908 (build/gencodes.o): Likewise.
22909 (build/genconfig.o): Likewise.
22910 (build/genconstants.o): Likewise.
22911 (build/genemit.o): Likewise.
22912 (build/genextract.o): Likewise.
22913 (build/genflags.o): Likewise.
22915 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22917 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22918 instead of size_int for integer types.
22919 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22920 to match type of MINUS_EXPR.
22922 2008-03-25 Tom Tromey <tromey@redhat.com>
22924 * configure: Rebuilt.
22925 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22928 2008-03-25 Tom Tromey <tromey@redhat.com>
22930 * config/x-solaris (host-solaris.o): Update.
22931 * config/x-linux (host-linux.o): Update.
22932 * config/x-hpux (host-hpux.o): Update.
22933 * config/x-darwin (host-darwin.o): Update.
22934 * config/v850/t-v850e (v850-c.o): Update.
22935 * config/v850/t-v850 (v850-c.o): Update.
22936 * config/t-vxworks (vxworks.o): Update.
22937 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22938 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22939 * config/spu/t-spu-elf (spu-c.o): Update.
22941 * config/sh/t-symbian (sh-c.o): Update.
22942 (symbian.o): Update.
22943 * config/sh/t-sh (sh-c.o): Update.
22944 * config/score/t-score-elf (score7.o, score3.o): Update.
22945 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22946 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22947 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22948 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22949 (rs6000.o): Remove.
22950 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22951 * config/m32c/t-m32c (m32c-pragma.o): Update.
22952 * config/ia64/t-ia64 (ia64-c.o): Update.
22953 * config/i386/x-mingw32 (host-mingw32.o): Update.
22954 * config/i386/x-i386 (driver-i386.o): Update.
22955 * config/i386/x-darwin (host-i386-darwin.o): Update.
22956 * config/i386/x-cygwin (host-cygwin.o): Update.
22957 * config/i386/t-nwld (nwld.o): Update.
22958 * config/i386/t-netware (netware.o): Update.
22959 * config/i386/t-interix (winnt.o): Update.
22960 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22961 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22962 msformat-c.o): Update.
22963 * config/bfin/t-bfin-linux (generated_files): Add
22964 linux-sysroot-suffix.h.
22965 * config/arm/t-wince-pe (pe.o): Update.
22966 * config/arm/t-strongarm-pe (pe.o): Update.
22967 * config/arm/t-pe (pe.o): Update.
22968 * config/arm/t-arm (arm-c.o): Update.
22969 * doc/install.texi (Prerequisites): Require make 3.80.
22970 * Makefile.in: Remove .o targets.
22971 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22972 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22973 (simple_generated_h, simple_generated_c): Move earlier.
22974 (generated_files): New variable.
22975 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22976 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22977 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22978 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22979 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22980 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22981 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22982 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22983 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22984 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22985 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22986 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22988 (COMPILE.base, COMPILE): New variables.
22989 (%.o): New pattern rule.
22990 (ALL_HOST_OBJS): New variable.
22991 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22992 (dummy-checksum.o, cc1-checksum.o): Remove.
22993 (DRIVER_SHLIB): New variable.
22994 (DRIVER_DEFINES): Use it.
22995 (gencondmd.c): Move out of build/.
22996 (s-conditions): Update.
22997 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22998 (ALL_BUILD_OBJS): Likewise.
22999 (build/%.o): Use BUILDCOMPILE.
23000 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23001 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23002 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23003 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23004 build/genconfig.o, build/genconstants.o, build/genemit.o,
23005 build/genextract.o, build/genflags.o, build/genmddeps.o,
23006 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23007 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23008 build/gen-protos.o, build/scan.o, build/fix-header.o,
23009 build/scan-decls.o): Simplify.
23010 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23011 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23012 prefix.o, toplev.o): Reduce to variable setting.
23013 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23014 ($(out_object_file), gcc-options.o): New targets.
23015 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23016 * configure: Rebuilt.
23017 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23018 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23020 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23022 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23023 complain when we hit an error, return ERROR_MARK_NODE.
23025 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23027 * config/sh/constraints.md (Pso, Psz): New constraints.
23028 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23029 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23031 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23033 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23034 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23036 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23038 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23039 (prefetch_sh2a): New.
23041 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23042 Naveen.H.S <naveen.hs@kpitcummins.com>
23044 * config/sh/constraints.md (I28): New constraint.
23045 * config/sh/sh.c (broken_move): Add support for movi20s.
23046 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23048 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23049 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23050 Naveen.H.S <naveen.hs@kpitcummins.com>
23052 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23053 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23054 (print_operand): Handle resbank in %@ operand code.
23055 (sh_encode_section_info): New.
23056 (push_regs): Add conditions for resbank.
23057 (sh_expand_epilogue): Likewise.
23058 (sh_insert_attributes): Likewise.
23059 (sh_attribute_table): Likewise.
23060 (sh_handle_resbank_handler_attribute): New.
23061 (sh2a_handle_function_vector_handler_attribute): New.
23062 (sh2a_is_function_vector_call): New.
23063 (sh2a_get_function_vector_number): New.
23064 (sh2a_function_vector_p): New.
23065 (sh_cfun_resbank_handler_p): New.
23066 * config/sh/sh.md (calli): Emit jsr/n if possible.
23067 (calli_tbr_rel): New.
23068 (calli_pcrel): Emit jsr/n if possible.
23069 (return_i): Emit rts/n if possible.
23070 (call_valuei_tbr_rel): New.
23071 (call_valuei_pcrel): Add condition for SH2A target.
23072 (call_value): Likewise.
23073 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23074 (sh2a_get_function_vector_number): Likewise.
23075 (sh2a_is_function_vector_call): Likewise.
23076 * doc/extend.texi: Document TBR relative addressing of SH2A.
23077 (resbank): Add description for SH2A.
23079 2008-03-24 Richard Guenther <rguenther@suse.de>
23082 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23083 pointer assignments change conversions according to middle-end rules.
23084 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23085 * configure.ac: Include type checking in yes.
23086 * configure: Regenerate.
23088 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23090 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23091 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23093 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23095 * gthr-vxworks.h (UNUSED): Define.
23097 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23099 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23101 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23103 * doc/extend.texi (Function Attributes): Add missing comma in the
23104 example of the "alloc_size" attribute.
23106 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23109 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23111 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23114 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23117 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23118 of the underlying type of a MS bitfield layout to the natural
23119 alignment of the type.
23121 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23123 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23124 to their natural alignment to avoid store forwarding stalls.
23126 2008-03-22 Richard Guenther <rguenther@suse.de>
23128 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23129 For PHI nodes verify the address is invariant.
23130 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23131 (get_symbol_constant_value): Use is_gimple_min_invariant.
23132 (maybe_fold_stmt_indirect): Likewise.
23134 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23136 PR rtl-optimization/33927
23137 * Makefile.in (dse.o): Depend on $(TM_P_H).
23138 * expr.h (extract_low_bits): Declare.
23139 * expmed.c (extract_low_bits): New function.
23140 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23141 * dse.c: Include tm_p.h.
23142 (find_shift_sequence): Remove the read_reg argument and return the
23143 read value. Emit the instructions instead of returning them.
23144 Iterate on new_mode rather than calculating it each time.
23145 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23146 source to NEW_MODE and extract_low_bits to convert the shifted
23147 value to READ_MODE.
23148 (replace_read): Allow the load and store to have different mode
23149 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23150 or extraction instructions before trying the replacement. Update
23151 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23153 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23155 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23156 to their natural alignment to avoid store forwarding stalls.
23158 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23161 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23162 encouraging but not allowing gprs for input;
23163 change the input constraint to !f#r.
23164 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23166 change the output constraint to !f#r.
23168 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23171 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23172 corresponding post-reload splitters.
23173 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23174 when x87 FP math is selected.
23175 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23176 New function prototype.
23177 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23178 unreachable function to ease macroization of insn patterns.
23180 2008-03-21 Martin Jambor <mjambor@suse.cz>
23182 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23183 reference dumps if ddr is NULL or dependence is unknown.
23185 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23187 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23188 unsigned extension into account.
23189 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23190 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23191 Do computations on a scratch register.
23193 2008-03-21 Richard Guenther <rguenther@suse.de>
23195 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23196 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23197 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23198 * tree-ssa-dom.c (record_equality): Likewise.
23199 * tree-inline.c (copy_body_r): Likewise.
23200 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23203 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23205 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23206 as 'delete_unused' argument.
23208 2008-03-20 Richard Guenther <rguenther@suse.de>
23210 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23211 special casing of constant qualifiers.
23212 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23213 care about them in general.
23214 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23215 regardless of their type.
23216 (fold_stmt_r): Forcefully fold *& if we end up with that.
23218 2008-03-20 Paul Brook <paul@codesourcery.com>
23220 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23221 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23223 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23225 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23226 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23228 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23230 * common.opt (Wmudflap): New option.
23231 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23232 (mx_register_decls): Likewise.
23233 (mudflap_finish_file): Likewise.
23234 * doc/invoke.texi: Document -Wno-mudflap.
23236 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23238 * c-format.c (replace_format_name_to_system_name): New.
23239 (cmp_attribs): New.
23240 (convert_format_name_to_system_name): New.
23241 (decode_format_attr): Add use of convert_format_name_to_system_name.
23242 (format_types_orig): Add gnu_ prefix to names.
23243 (check_format_info_main): Special treating of \0 escaped names for
23244 supporting multi-character format specifiers as I32, I64.
23245 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23246 (gnu_target_overrides_format_attributes): New.
23247 * c-format.h: Add structure target_ovr_attr to hold
23248 system specific formatter names.
23249 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23250 msformat-c.o file to c_target_objs and cxx_target_objs.
23251 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23252 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23253 (TARGET_N_FORMAT_TYPES): New.
23254 * config/i386/msformat-c.c: New.
23255 * config/i386/t-cygming: Add build rule for msformat-c.o.
23256 * doc/extend.texi: Add new format names gnu_* and ms_* and
23258 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23260 2008-03-20 Ira Rosen <irar@il.ibm.com>
23262 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23263 optimizations turned on under -O3.
23264 (ftree-vectorize): Add that the flag is turned on with -O3.
23266 2008-03-20 Ben Elliston <bje@au.ibm.com>
23268 * regmove.c (try_auto_increment): Fix spelling error in comment.
23269 * final.c (final_scan_insn): Likewise.
23271 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23274 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23275 allocator preferences for "y" and "r" class registers.
23276 ("*mov<mode>_internal"): Ditto.
23277 ("*movv2sf_internal_rex64"): Ditto.
23278 ("*movv2sf_internal"): Ditto.
23280 2008-03-19 Michael Matz <matz@suse.de>
23282 PR middle-end/35616
23283 * calls.c (expand_call): Check overlap of arguments with call
23284 address for sibcalls.
23286 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23289 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23290 of the underlying type of a MS bitfield layout to the natural
23291 alignment of the type.
23293 2008-03-19 Jan Hubicka <jh@suse.cz>
23296 * toplev.c (decode_d_option): Handle all CPP flags.
23297 * tree-vrp.c: Update tree_pass descriptors.
23298 * regrename.c: Update tree_pass descriptors.
23299 * fwprop.c: Update tree_pass descriptors.
23300 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23301 * tree-into-ssa.c: Update tree_pass descriptors.
23302 * tree-dump.c: Update tree_pass descriptors.
23303 * tree-complex.c: Update tree_pass descriptors.
23304 * tree-dump.h: Update tree_pass descriptors.
23305 * see.c: Update tree_pass descriptors.
23306 * cgraphbuild.c: Update tree_pass descriptors.
23307 * tracer.c: Update tree_pass descriptors.
23308 * tree-loop-distribution.c: Update tree_pass descriptors.
23309 * cgraph.c: Update tree_pass descriptors.
23310 * postreload-gcse.c: Update tree_pass descriptors.
23311 * postreload.c: Update tree_pass descriptors.
23312 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23313 * tree-tailcall.c: Update tree_pass descriptors.
23314 * tree-pass.h (tree_opt_pass): Rename to ...
23315 (opt_pass) ... this one; add "type" field and remove letter field.
23316 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23317 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23318 all_lowering_passes): Update declaration.
23319 * ipa-cp.c: Update tree_pass descriptors.
23320 * final.c: Update tree_pass descriptors.
23321 * omp-low.c: Update tree_pass descriptors.
23322 * tree-ssa-dse.c: Update tree_pass descriptors.
23323 * ipa-reference.c: Update tree_pass descriptors.
23324 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23325 * auto-inc-dec.c: Update tree_pass descriptors.
23326 * reorg.c: Update tree_pass descriptors.
23327 * cgraphunit.c: Update tree_pass descriptors.
23328 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23329 * tree-ssa-ccp.c: Update tree_pass descriptors.
23330 * df-core.c: Update tree_pass descriptors.
23331 * mode-switching.c: Update tree_pass descriptors.
23332 * tree-nomudflap.c: Update tree_pass descriptors.
23333 * modulo-sched.c: Update tree_pass descriptors.
23334 * ipa-pure-const.c: Update tree_pass descriptors.
23335 * cse.c: Update tree_pass descriptors.
23336 * web.c: Update tree_pass descriptors.
23337 * tree-stdarg.c: Update tree_pass descriptors.
23338 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23339 * tree-ssa-dom.c: Update tree_pass descriptors.
23340 * tree-nrv.c: Update tree_pass descriptors.
23341 * tree-ssa-alias.c: Update tree_pass descriptors.
23342 * loop-init.c: Update tree_pass descriptors.
23343 * gimple-low.c: Update tree_pass descriptors.
23344 * ipa-inline.c: Update tree_pass descriptors.
23345 * tree-ssa-sink.c: Update tree_pass descriptors.
23346 * global.c: Update tree_pass descriptors.
23347 * ifcvt.c: Update tree_pass descriptors.
23348 * jump.c: Update tree_pass descriptors.
23349 * predict.c: Update tree_pass descriptors.
23350 * tree-ssa-loop.c: Update tree_pass descriptors.
23351 * recog.c: Update tree_pass descriptors.
23352 * dse.c: Update tree_pass descriptors.
23353 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23354 * tree-eh.c: Update tree_pass descriptors.
23355 * regmove.c: Update tree_pass descriptors.
23357 * function.c: Update tree_pass descriptors.
23358 * tree-vectorizer.c: Update tree_pass descriptors.
23359 * gcse.c: Update tree_pass descriptors.
23360 * ipa-type-escape.c: Update tree_pass descriptors.
23361 * tree-if-conv.c: Update tree_pass descriptors.
23362 * init-regs.c: Update tree_pass descriptors.
23363 * ipa.c: Update tree_pass descriptors.
23364 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23365 * rtl-factoring.c: Update tree_pass descriptors.
23366 * lower-subreg.c: Update tree_pass descriptors.
23367 * bt-load.c: Update tree_pass descriptors.
23368 * tree-dfa.c: Update tree_pass descriptors.
23369 * except.c: Update tree_pass descriptors.
23370 * emit-rtl.c: Update tree_pass descriptors.
23371 * cfgexpand.c: Update tree_pass descriptors.
23372 * tree-cfgcleanup.c: Update tree_pass descriptors.
23373 * cfgcleanup.c: Update tree_pass descriptors.
23374 * tree-ssa-pre.c: Update tree_pass descriptors.
23375 * tree-sra.c: Update tree_pass descriptors.
23376 * tree-mudflap.c: Update tree_pass descriptors.
23377 * tree-ssa-copy.c: Update tree_pass descriptors.
23378 * cfglayout.c: Update tree_pass descriptors.
23379 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23380 * tree-ssa-dce.c: Update tree_pass descriptors.
23381 * tree-ssa.c: Update tree_pass descriptors.
23382 * regclass.c: Update tree_pass descriptors.
23383 * integrate.c: Update tree_pass descriptors.
23384 * tree-optimize.c: Update tree_pass descriptors.
23385 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23386 * tree-object-size.c: Update tree_pass descriptors.
23387 * combine.c: Update tree_pass descriptors.
23388 * tree-outof-ssa.c: Update tree_pass descriptors.
23389 * bb-reorder.c: Update tree_pass descriptors.
23390 * stack-ptr-mod.c: Update tree_pass descriptors.
23391 * var-tracking.c: Update tree_pass descriptors.
23392 * tree-profile.c: Update tree_pass descriptors.
23393 * tree-vect-generic.c: Update tree_pass descriptors.
23394 * reg-stack.c: Update tree_pass descriptors.
23395 * sched-rgn.c: Update tree_pass descriptors.
23396 * tree-ssa-structalias.c: Update tree_pass descriptors.
23397 * tree-cfg.c: Update tree_pass descriptors.
23398 * passes.c (current_pass): Update declaration.
23399 (finish_optimization_passes): Update.
23400 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23401 (register_one_dump_file, register_dump_files_1, next_pass_1):
23403 (init_optimization_passes): Update handling of new types.
23404 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23405 * ipa-struct-reorg.c: Update tree_pass descriptors.
23406 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23407 * combine-stack-adj.c: Update tree_pass descriptors.
23408 * cfgrtl.c: Update tree_pass descriptors.
23409 * dce.c: Update tree_pass descriptors.
23410 * tree-ssanames.c: Update tree_pass descriptors.
23412 2008-03-19 Richard Guenther <rguenther@suse.de>
23414 PR middle-end/35609
23415 * tree-ssa.c (walk_data): New structure.
23416 (warn_uninitialized_var): If not always_executed warn with "maybe"
23418 (execute_early_warn_uninitialized): Compute post-dominators.
23419 Initialize always_executed before processing each basic block.
23421 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23424 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23425 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23427 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23429 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23431 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23433 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23435 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23436 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23437 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23438 target after ignore has been set, and move there also the commputation
23439 of subtarget and original_target.
23440 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23441 (LANG_HOOKS_INITIALIZER): Remove it.
23442 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23444 2008-03-18 Richard Guenther <rguenther@suse.de>
23446 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23447 found an expression with constants, note that in the VN for the lhs.
23448 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23449 fold them to constants if possible. Run cleanup_cfg if done so.
23450 (execute_pre): Return todo.
23451 (do_pre): Likewise.
23452 (execute_fre): Likewise.
23453 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23455 (get_prop_source_stmt): Look through pointer conversions.
23457 2008-03-18 Jan Hubicka <jh@suse.cz>
23459 * tree-pretty-print.c: Include predict.h.
23460 (dump_generic_node): Dump predictor.
23461 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23462 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23463 * gimple-low.c (lower_stmt): Likewise.
23464 * expr.c (expand_expr_real): Likewise.
23465 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23467 (build_predict_expr, build_predict_expr): New.
23468 * predict.h (predictor_name, build_predict_expr): Update.
23469 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23470 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23471 * predict.def (PRED_CONTINUE): Update hitrate.
23472 * tree.def (PREDICT_EXPR): Define.
23473 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23474 do not handle BIND_EXPR.
23475 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23476 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23477 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23480 2008-03-18 Michael Matz <matz@suse.de>
23482 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23484 2008-03-18 Richard Guenther <rguenther@suse.de>
23486 * tree-gimple.h (is_gimple_invariant_address): Declare.
23487 (is_gimple_constant): Likewise.
23488 * tree-gimple.c (is_gimple_constant): New function.
23489 (is_gimple_invariant_address): Likewise.
23490 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23491 and is_gimple_invariant_address.
23492 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23494 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23495 an addressable base.
23497 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23499 PR middle-end/35611
23500 * gimplify.c (gimplify_expr): Gimplify second operand of
23503 2008-03-17 Richard Guenther <rguenther@suse.de>
23505 PR tree-optimization/19637
23506 * fold-const.c (fold_unary): Remove restrictions of removing
23507 intermediate pointer-conversions (P2)(P1)P0.
23508 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23509 conversion to void pointer.
23510 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23512 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23515 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23516 emulated thread local variables.
23518 2008-03-16 Richard Guenther <rguenther@suse.de>
23520 PR middle-end/35607
23521 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23522 expand TREE_INVARIANT operations that are not gimple invariant.
23524 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23526 * doc/extend.texi (Alignment): Say that the ABI controls
23527 the __alignof__ for non-strict-alignment targets rather
23528 than being a recommendation.
23530 2008-03-15 Paul Brook <paul@codesourcery.com>
23532 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23534 (arm_output_fn_unwind): Mark functions that can not be unwound.
23536 2008-03-15 Paul Brook <paul@codesourcery.com>
23538 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23539 extension instructions.
23541 2008-03-15 Richard Guenther <rguenther@suse.de>
23543 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23544 and fold constant aggregate refs.
23545 (fold_const_aggregate_ref): Handle string constants
23546 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23547 (evaluate_stmt): Simplify now that ccp_fold folds constant
23550 2008-03-15 Paul Brook <paul@codesourcery.com>
23552 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23553 (extzv): Use gen_extzv_t2.
23554 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23556 2008-03-15 Richard Guenther <rguenther@suse.de>
23558 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23559 (fold_const_aggregate_ref): Likewise.
23560 (get_value): Return NULL if we don't have any values.
23561 (ccp_finalize): Set const_val to NULL after freeing it.
23562 * tree-flow.h (get_symbol_constant_value): Declare.
23563 (fold_const_aggregate_ref): Likewise.
23564 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23566 2008-03-15 Richard Guenther <rguenther@suse.de>
23568 PR middle-end/35593
23569 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23570 to not produce negative array indices if not allowed. Add
23571 parameter to indicate that.
23572 (maybe_fold_offset_to_component_ref): Allow negative array
23573 indices only for the first member of a structure.
23574 (maybe_fold_offset_to_reference): Allow negative array indices.
23575 (maybe_fold_stmt_addition): Likewise.
23577 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23578 Anatoly Sokolov <aesok@post.ru>
23580 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23581 (avr_arch): Add ARCH_AVR6.
23582 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23583 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23584 instead of fixed value 2.
23585 (print_operand_address): Use gs() asm specifier instead of pm().
23586 (avr_assemble_integer): (Ditto.).
23587 (avr_output_addr_vec_elt): (Ditto.).
23588 (print_operand): Handle "!" code.
23589 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23590 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23591 (AVR_HAVE_EIJMP_EICALL): Define.
23592 (AVR_3_BYTE_PC): Redefine.
23593 (AVR_2_BYTE_PC): (Ditto.).
23594 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23595 (LINK_SPEC): Add atmega2560 and atmega2561.
23596 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23598 * config/avr/avr.md (call_insn): Use eicall instead of icall
23599 for 3 byte PC devices.
23600 (call_value_insn): (Ditto.).
23601 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23602 (indirect_jump): Use only for for 2 byte PC devices.
23603 (*tablejump): (Ditto.).
23604 (*indirect_jump_avr6): Add insn.
23605 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23606 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23607 instead of ijmp for 3 byte PC devices.
23608 (__tablejump2__): (Ditto.).
23609 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23610 (MULITLIB_DIRNAMES): (Ditto.).
23611 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23613 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23615 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23616 "sse2_umulsidi3". Use V1DI mode for operand 0.
23617 ("mmx_psadbw"): Use V1DI mode for operand 0.
23618 * config/i386/i386-modes.def (V1SI): New vector mode.
23619 * config/i386/i386.c (struct builtin_description)
23620 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23621 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23622 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23623 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23624 v1di_ftype_v8qi_v8qi type.
23625 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23627 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23628 __builtin_ia32_pmuludq]: Fix the mode of return value.
23630 2008-03-15 Richard Guenther <rguenther@suse.de>
23632 PR middle-end/35595
23633 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23636 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23638 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23639 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23640 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23641 unless TARGET_SERIALIZE_VOLATILE is enabled.
23642 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23643 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23644 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23646 2008-03-14 Richard Guenther <rguenther@suse.de>
23648 PR tree-optimization/34172
23649 * tree-flow.h (refs_may_alias_p): Declare.
23650 (get_single_def_stmt): Likewise.
23651 (get_single_def_stmt_from_phi): Likewise.
23652 (get_single_def_stmt_with_phi): Likewise.
23653 * tree-dfa.c (refs_may_alias_p): New function.
23654 (get_single_def_stmt): Likewise.
23655 (get_single_def_stmt_from_phi): Likewise.
23656 (get_single_def_stmt_with_phi): Likewise.
23657 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23658 (vn_reference_lookup_1): New helper function.
23659 (vn_reference_lookup): Walk the virtual use-def chain to
23660 continue searching for a match if the def does not alias the
23661 reference we are looking for.
23663 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23665 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23666 archive and Perzl. Update The Written Word listing.
23668 2008-03-14 Richard Guenther <rguenther@suse.de>
23670 PR tree-optimization/34043
23671 PR tree-optimization/33989
23672 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23674 (bitmap_find_leader): Use extra argument to verify dominance
23675 relationship inside a basic-block.
23676 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23677 (find_leader_in_sets): Adjust.
23678 (create_component_ref_by_pieces): Take extra argument for
23679 dominance check, handle lookup failures.
23680 (find_or_generate_expression): Likewise.
23681 (create_expression_by_pieces): Likewise.
23682 (insert_into_preds_of_block): Adjust.
23683 (create_value_expr_from): If asked for, verify all operands
23684 are in the blocks AVAIL_OUT set.
23685 (make_values_for_stmt): Check for SSA_NAMEs that are life
23686 over an abnormal edge.
23687 (compute_avail): Remove such check.
23688 (do_SCCVN_insertion): New function.
23689 (eliminate): If we do not find a leader suitable for replacement
23690 insert a replacement expression from SCCVN if available.
23691 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23692 (struct vn_ssa_aux): Add needs_insertion flag.
23693 * tree-ssa-sccvn.c (may_insert): New global flag.
23694 (copy_reference_ops_from_ref): Value-number union member access
23695 based on its size, not type and member if insertion is allowed.
23696 (visit_reference_op_load): For a weak match from union type
23697 punning lookup a view-converted value and insert a SSA_NAME
23698 for that value if that is not found.
23699 (visit_use): Make dumps shorter. Do not disallow value numbering
23700 SSA_NAMEs that are life over an abnormal edge to constants.
23701 (free_scc_vn): Release inserted SSA_NAMEs.
23702 (run_scc_vn): New flag to specify whether insertion is allowed.
23703 Process SSA_NAMEs in forward order.
23704 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23705 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23706 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23707 pointer type to/from integral types that do not change the
23708 precision to regular conversions.
23710 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23712 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23713 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23714 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23715 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23716 input arguments and the mode of return value. Built-in functions
23717 that operate on whole 64-bit MMX register now use V1DI mode.
23719 2008-03-13 Alon Dayan <alond@il.ibm.com>
23720 Olga Golovanevsky <olga@il.ibm.com>
23722 PR tree-optimization/35041
23723 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23724 to locate the right position in a statement.
23726 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23730 * config/i386/xmmintrin.h: Change all static inline functions to
23731 extern inline and add __gnu_inline__ attribute.
23732 * config/i386/bmintrin.h: Ditto.
23733 * config/i386/smmintrin.h: Ditto.
23734 * config/i386/tmmintrin.h: Ditto.
23735 * config/i386/mmintrin-common.h: Ditto.
23736 * config/i386/ammintrin.h: Ditto.
23737 * config/i386/emmintrin.h: Ditto.
23738 * config/i386/pmmintrin.h: Ditto.
23739 * config/i386/mmintrin.h: Ditto.
23740 * config/i386/mm3dnow.h: Ditto.
23742 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23744 PR middle-end/35185
23745 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23746 (lower_omp_2): New function.
23747 (lower_omp_1, lower_omp): Rewritten.
23749 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23752 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23753 with the phrase "Microsoft Windows compilers".
23754 (Push/Pop Macro Pragmas): New subsection. Document
23755 #pragma push_macro and pragma pop_macro.
23757 2008-03-12 Paul Brook <paul@codesourcery.com>
23759 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23761 2008-03-12 Paul Brook <paul@codesourcery.com>
23763 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23764 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23765 (thumb2_addsi_shortim): Rename ...
23766 (thumb2_addsi_short): ... to this. Allow register operands.
23767 (thumb2_subsi_short): New pattern.
23768 (thumb2_one_cmplsi2_short,
23769 thumb2_negsi2_short): New patterns and peepholes.
23771 2008-03-12 Paul Brook <paul@codesourcery.com>
23773 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23775 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23777 * config/i386/i386.md (int_cond): New code iterator.
23779 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23780 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23781 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23782 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23783 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23784 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23785 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23786 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23788 2008-03-12 Paul Brook <paul@codesourcery.com>
23790 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23791 instead of {arm,thumb}_compute_save_reg_mask.
23792 (output_return_instruction): Ditto.
23793 (thumb_unexpanded_epilogue): Ditto.
23794 (thumb1_expand_prologue): Ditto.
23795 (thumb1_output_function_prologue): Ditto.
23796 (arm_set_return_address): Ditto.
23797 (thumb_set_return_address): Ditto.
23798 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23799 regs to achieve stack alignment.
23800 (thumb1_compute_save_reg_mask): Fix compiler warning.
23801 (arm_output_epilogue): Use offsets->saved_regs_mask.
23802 Adjust stack pointer by poping call clobered registers.
23803 (arm_expand_prologue): Use offsets->saved_regs_mask.
23804 Adjust stack pointer by pushing extra registers.
23805 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23807 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23810 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23811 conversion to the operands of a multiplication.
23813 2008-03-12 Richard Guenther <rguenther@suse.de>
23815 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23816 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23817 * timevar.def (TV_TREE_PHIPROP): Add.
23818 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23819 pass description. Use TV_TREE_PHIPROP.
23820 * tree-ssa-forwprop.c: Remove phiprop code.
23822 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23824 PR middle-end/35549
23825 * omp-low.c (maybe_lookup_decl): Constify first argument.
23826 (use_pointer_for_field): Change last argument from bool to
23827 omp_context *. Disallow shared copy-in/out in nested
23828 parallel if decl is shared in outer parallel too.
23829 (build_outer_var_ref, scan_sharing_clauses,
23830 lower_rec_input_clauses, lower_copyprivate_clauses,
23831 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23833 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23834 Ira Rosen <irar@il.ibm.com>
23836 * tree-vectorizer.c (free_stmt_vec_info): New function.
23837 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23838 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23839 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23840 * tree-vect-transform.c (vectorizable_conversion): Free
23841 vec_oprnds0 if it was allocated.
23842 (vect_permute_store_chain): Remove unused VECs.
23843 (vectorizable_store): Free VECs that are allocated in the..
23845 (vect_transform_strided_load, vectorizable_load): Likewise.
23846 (vect_remove_stores): Simplify the code.
23847 (vect_transform_loop): Move code to vect_remove_stores().
23848 Call vect_remove_stores() and free_stmt_vec_info().
23850 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23852 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23853 TARGET_HPUX. Revise comment.
23854 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23855 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23856 Use sr4 variant of `be' instruction when not generating PIC code.
23857 (attr_length_call): Adjust for above change.
23859 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23861 * ipa-reference.c (static_execute): Remove module_statics_const and
23862 associated setting code.
23864 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23867 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23868 predicate for operand 1.
23869 (paritysi2_cmp): Use register_operand predicate for operand 2.
23870 Use earlyclobber modifier for operand 1. Remove support for
23872 (paritydi2_cmp): Use register_operand predicate for operand 3.
23873 Use earlyclobber modifier for operand 1. Remove support for
23876 2008-03-11 Paul Brook <paul@codesourcery.com>
23877 Vladimir Prus <vladimir@codesourcery.com>
23879 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23880 (arm_compute_save_reg0_reg12_mask): Always
23881 check if register 11 must be saved. Always safe hard frame pointer
23882 when frame_pointer_needeed.
23883 (arm_compute_save_reg_mask): Save IP and PC
23884 only with apcs frames.
23885 (arm_output_epilogue): Adjust Thumb2 codepath to
23886 be also invoked and work for ARM non-apcs frames.
23887 (arm_expand_prologue): Don't bother saving IP
23888 for non-apcs frame, since it's not clobbered by
23889 prologue code. Implement non-apcs frame
23892 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23894 PR rtl-optimization/35281
23895 * expr.c (convert_move): Use a new pseudo for the intermediate
23896 from_mode->word_mode result.
23898 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23900 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23901 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23902 * toplev.c (compile_file): Don't call it.
23904 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23906 PR middle-end/35526
23907 * expr.c (store_expr): Call emit_block_move if the mode
23908 of "temp" RTX is BLKmode.
23910 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23911 Richard Guenther <rguenther@suse.de>
23913 PR tree-optimization/31358
23914 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23915 the step with a NULL_TREE.
23916 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23917 to sizetype if type is a pointer type.
23918 (add_candidate_1): Don't convert the base and step to
23919 the generic type if the orginal type is a pointer type.
23920 (add_iv_value_candidates): Use sizetype for the step
23921 if type is a pointer type.
23922 (cand_value_at): Likewise.
23923 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23925 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23926 Don't convert the tem affine to the type.
23927 (add_elt_to_tree): Use sizetype for the step if a pointer.
23928 Use POINTER_PLUS_EXPR for pointers.
23929 (aff_combination_to_tree): Use sizetype for the step if a
23932 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23934 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23935 Remove commutativity hint.
23937 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23941 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23942 errorneous type. Check that v is a VAR_DECL.
23944 PR middle-end/35099
23945 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23947 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23949 PR tree-optimization/35494
23950 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23951 may be overriden at link and run time.
23953 2008-03-10 Richard Guenther <rguenther@suse.de>
23955 PR tree-optimization/34677
23956 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23957 (poolify_tree): Likewise.
23958 (modify_expr_template): Likewise.
23959 (poolify_modify_stmt): Likewise.
23960 (insert_fake_stores): Handle all component-ref style stores
23961 in addition to INDIRECT_REF. Also handle complex types.
23962 Do not poolify the inserted load.
23963 (realify_fake_stores): Do not rebuild the tree but only
23964 make it a SSA_NAME copy.
23965 (init_pre): Remove initialzation of modify_expr_template.
23966 Do not allocate modify_expr_node_pool.
23967 (fini_pre): Do not free modify_expr_node_pool.
23969 2008-03-10 Paul Brook <paul@codesourcery.com>
23971 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23972 to avoid conflicts.
23974 2008-03-10 Paul Brook <paul@codesourcery.com>
23975 Mark Shinwell <shinwell@codesourcery.com>
23977 * config/arm/cortex-r4.md: New.
23978 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23980 * config/arm/arm.md: Include cortex-r4.md.
23981 (insn): Add smmls, sdiv and udiv values.
23982 (generic_sched): Don't use generic scheduling for Cortex-R4.
23983 (arm_issue_rate): New function.
23984 (TARGET_SCHED_ISSUE_RATE): Define.
23986 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23988 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23990 2008-03-10 Richard Guenther <rguenther@suse.de>
23992 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23993 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23995 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23997 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23998 Set default to true.
24000 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24002 * c.opt (Wsynth): Deprecate.
24003 * doc/invoke.texi (Option Summary, Warning Options): Document
24004 -Wno-format-contains-nul.
24006 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24009 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24010 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24012 2008-03-09 Ira Rosen <irar@il.ibm.com>
24014 * config/rs6000/rs6000.c (builtin_description): Rename vector
24015 left shift operations.
24016 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24017 (altivec_vsl<VI_char>): Rename to ...
24018 (ashl<mode>3): ... new name.
24019 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24021 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24023 2008-03-08 Richard Guenther <rguenther@suse.de>
24025 * coverage.h (tree_coverage_counter_addr): Declare.
24026 * coverage.c (tree_coverage_counter_addr): New function.
24027 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24028 before using again.
24029 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24030 (tree_gen_one_value_profiler): Likewise.
24031 (tree_gen_ic_profiler): Likewise.
24032 (tree_gen_average_profiler): Likewise.
24033 (tree_gen_ior_profiler): Likewise.
24035 2008-03-08 Richard Guenther <rguenther@suse.de>
24037 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24038 (vn_binary_op_insert): Likewise.
24039 (vn_unary_op_lookup): Likewise.
24040 (vn_unary_op_insert): Likewise.
24041 (vn_nary_op_lookup): Declare.
24042 (vn_nary_op_insert): Likewise.
24043 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24044 and binary hashes, use a single obstack for unary_op_pool
24045 and binary_op_pool.
24046 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24047 a single struct vn_nary_op_s. Store tree code length and
24048 a variable number of operands.
24049 (struct vn_reference_op_struct): Remove unused op2.
24050 (vn_reference_op_eq): Do not compare op2.
24051 (vn_reference_op_compute_hash): Do not compute hash of op2.
24052 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24053 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24054 with vn_nary_op_compute_hash.
24055 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24056 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24058 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24060 (visit_unary_op): Call nary functions.
24061 (visit_binary_op): Likewise.
24062 (process_scc): Adjust for struct vn_tables_s changes.
24063 (allocate_vn_table): Likewise.
24064 (free_vn_table): Likewise.
24065 * tree-vn.c (vn_add): Call nary functions.
24066 (vn_lookup): Likewise.
24068 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24071 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24072 wdst back after sync_compare_and_swapqhi_internal.
24074 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24077 * config/i386/i386-modes.def (V1DI): New vector mode.
24078 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24079 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24080 (MMXMODE248): Ditto.
24081 (MMXMODE): Add V1DI mode.
24082 (mmxvecsize): Change DI mode to V1DI mode.
24083 ("mov<mode>): Use MMXMODEI8 mode iterator.
24084 ("*mov<mode>_internal_rex64"): Ditto.
24085 ("*mov<mode>_internal"): Ditto.
24086 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24087 ("mmx_sub<mode>3"): Ditto.
24088 ("mmx_adddi3"): Remove insn pattern.
24089 ("mmx_subdi3"): Ditto.
24090 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24091 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24092 ("mmx_ashl<mode>3"): Ditto.
24093 ("mmx_lshrdi3"): Remove insn pattern.
24094 ("mmx_ashldi3"): Ditto.
24095 * config/i386/i386.c (classify_argument): Handle V1DImode.
24096 (function_arg_advance_32): Ditto.
24097 (function_arg_32): Ditto.
24098 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24099 mmx_addv1di3 insn pattern.
24100 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24101 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24102 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24103 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24104 Remove definitions of built-in functions.
24105 (V1DI_type_node): New node.
24106 (v1di_ftype_v1di_int): Ditto.
24107 (v1di_ftype_v1di_v1di): Ditto.
24108 (v2si_ftype_v2si_si): Ditto.
24109 (v4hi_ftype_v4hi_di): Remove node.
24110 (v2si_ftype_v2si_di): Ditto.
24111 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24112 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24113 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24114 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24115 Add new builtins using def_builtin_const.
24116 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24117 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24118 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24119 * config/i386/mmintrin.h (__v1di): New typedef.
24120 (_mm_add_si64): Cast arguments to __v1di type.
24121 (_mm_sub_si64): Ditto.
24122 (_mm_sll_pi16): Cast __count to __v4hi type.
24123 (_mm_sll_pi32): Cast __count to __v2si type.
24124 (_mm_sll_si64): Cast arguments to __v1di type.
24125 (_mm_srl_pi16): Cast __count to __v4hi type.
24126 (_mm_srl_pi32): Cast __count to __v2si type.
24127 (_mm_srl_si64): Cast arguments to __v1di type.
24128 (_mm_sra_pi16): Cast __count to __v4hi type.
24129 (_mm_sra_pi32): Cast __count to __v2si type.
24130 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24131 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24132 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24133 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24134 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24135 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24136 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24137 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24138 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24139 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24140 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24141 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24143 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24145 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24147 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24150 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24151 reg+const addressing for Altivec modes. Don't generate reg+reg
24152 addressing for TFmode or TDmode quantities.
24154 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24156 * c-common.c (vector_types_convertible_p): Call langhook
24157 instead of comptypes.
24159 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24162 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24163 integral and scalar float variables which have a
24166 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24168 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24169 dwarf_register_span hook when emitting unwind information for
24170 register-to-memory saves.
24171 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24172 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24174 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24176 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24177 for the same VAR_DECL.
24179 2008-03-06 Tom Tromey <tromey@redhat.com>
24181 * treelang: Delete.
24182 * doc/standards.texi (Standards): Don't mention treelang.
24183 * doc/invoke.texi (Overall Options): Don't mention treelang.
24184 * doc/install.texi (Prerequisites): Don't mention bison or
24186 (Configuration): Don't mention treelang.
24187 (Building): Likewise.
24188 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24190 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24192 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24193 word-extractions out of a multi-word object.
24195 2008-03-06 Richard Guenther <rguenther@suse.de>
24197 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24198 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24199 result type and precision.
24200 * expr.c (get_inner_reference): Set unsignedp based on the result
24201 type of BIT_FIELD_REF.
24202 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24203 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24204 (try_instantiate_multiple_fields): Likewise. Use the correct type
24206 (sra_build_assignment): Likewise.
24207 (sra_build_elt_assignment): Likewise.
24208 (sra_explode_bitfield_assignment): Likewise.
24209 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24210 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24211 set BIT_FIELD_REF_UNSIGNED.
24212 (vectorizable_load): Likewise.
24214 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24216 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24219 2008-03-06 Richard Guenther <rguenther@suse.de>
24221 * alias.c (struct alias_set_entry): Move has_zero_child field
24222 to pack with alias_set.
24224 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24226 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24229 2008-03-05 Ian Lance Taylor <iant@google.com>
24231 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24233 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24235 * fwprop.c (update_df): Support width and offset parameters of
24237 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24238 global_conflicts): Change DF_REF_EXTRACT to either
24239 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24240 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24241 * df-scan.c (df_ref_record, df_defs_record,
24242 df_ref_create_structure, df_def_record_1, df_uses_record,
24243 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24244 df_bb_refs_collect, df_entry_block_defs_collect,
24245 df_exit_block_uses_collect): Support new width and offset fields.
24246 (ref_extract_pool): New storage pool.
24247 (df_free_ref): New function.
24248 (df_reg_chain_unlink, df_free_collection_rec,
24249 df_sort_and_compress_refs): Call df_free_ref.
24250 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24252 (df_ref_create_structure): Allocate df_ref_extract if offset and
24253 width fields are used.
24254 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24255 (df_uses_record): Get offset and width from ZERO_EXTRACT
24257 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24258 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24259 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24260 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24261 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24262 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24263 (df_ref_extract): New structure.
24264 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24265 (df_ref_create): Add width and offset parameters.
24267 2008-03-05 Richard Guenther <rguenther@suse.de>
24269 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24270 Use ranges_overlap_p.
24271 (offset_overlaps_with_access): Rename
24272 to ranges_overlap_p and move ...
24273 * tree-flow-inline.h (ranges_overlap_p): ... here.
24275 * tree.h (get_inner_reference, handled_component_p): Update
24278 * tree.h (record_component_aliases, get_alias_set,
24279 alias_sets_conflict_p, alias_sets_must_conflict_p,
24280 objects_must_conflict_p): Move declarations ...
24281 * alias.h (record_component_aliases, get_alias_set,
24282 alias_sets_conflict_p, alias_sets_must_conflict_p,
24283 objects_must_conflict_p): ... here.
24284 Include coretypes.h.
24285 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24287 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24289 * cfg.c: Include tree-flow.h.
24290 (remove_edge_raw): Call redirect_edge_var_map_clear.
24291 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24292 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24293 (redirect_edge_var_map_result): New.
24294 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24295 PENDING_STMT use with redirect_edge_var_map_*.
24296 * tree-ssa.c (edge_var_maps): New definition.
24297 (redirect_edge_var_map_add): New.
24298 (redirect_edge_var_map_clear): New.
24299 (redirect_edge_var_map_dup): New.
24300 (redirect_edge_var_map_vector): New.
24301 (redirect_edge_var_map_destroy): New.
24302 (ssa_redirect_edge): Replace PENDING_STMT use with
24303 redirect_edge_var_map_*.
24304 (flush_pending_stmts): Same.
24305 (delete_tree_ssa): Destroy edge var map.
24306 * tree-flow.h (struct _edge_var_map): New.
24307 Define edge_var_map vector type.
24308 Declare redirect_edge_var_map_* prototypes.
24309 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24310 * tree-cfg.c (reinstall_phi_args): Replace
24311 PENDING_STMT use with redirect_edge_var_map_*.
24313 2008-03-05 Richard Guenther <rguenther@suse.de>
24315 PR tree-optimization/35472
24316 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24317 whose single use_stmt has a overlapping set of loaded and
24318 stored symbols as that use_stmt might be a noop assignment then.
24320 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24322 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24324 2008-03-05 Richard Guenther <rguenther@suse.de>
24327 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24328 should be constants.
24329 * tree-cfg.c (verify_expr): Verify it.
24330 * fold-const.c (fold_truthop): Remove code generating
24331 BIT_FIELD_REFs of structure bases.
24332 (fold_binary): Likewise.
24333 (fold_ternary): Position and size of BIT_FIELD_REFs are
24334 always host integers.
24335 (make_bit_field_ref): Remove.
24336 (optimize_bit_field_compare): Remove.
24337 (all_ones_mask_p): Remove.
24339 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24342 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24343 (split_block_and_df_analyze): New. Split basic block and rebuild
24345 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24347 (split_pattern_seq): Likewise.
24348 (erase_matching_seqs): Likewise.
24349 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24351 2008-03-04 Geoff Keating <geoffk@apple.com>
24353 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24354 declaration and code.
24355 (tree_invalid_nonnegative_warnv_p): Likewise.
24357 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24359 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24360 examples. Truncate option-names then causing overfull hbox.
24362 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24365 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24367 * configure: Rebuilt.
24369 2008-03-04 Rafael Espíndola <espindola@google.com>
24371 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24372 (tree_unary_nonnegative_warnv_p): New.
24373 (tree_binary_nonnegative_warnv_p): New.
24374 (tree_single_nonnegative_warnv_p): New.
24375 (tree_invalid_nonnegative_warnv_p): New.
24376 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24378 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24381 * opts.c (handle_option): Postpone 'unknown option' errors only for
24384 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24387 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24390 2008-03-04 Rafael Espíndola <espindola@google.com>
24392 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24393 (tree_binary_nonzero_warnv_p): New.
24394 (tree_single_nonzero_warnv_p): New.
24395 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24397 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24399 PR middle-end/35456
24400 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24401 transformations for modes that have signed zeros.
24402 * ifcvt.c (noce_try_abs): Ditto.
24404 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24406 * config/i386/i386.c (override_options): Force
24407 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24409 2008-03-04 Jan Hubicka <jh@suse.cz>
24412 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24415 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24417 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24418 label to probe the stack.
24420 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24422 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24423 (__gthr_win32_mutex_destroy): Declare.
24424 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24425 __gthr_win32_mutex_destroy.
24426 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24428 2008-03-03 Jan Hubicka <jh@suse.cz>
24431 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24432 aggressive on inlining cold calls.
24434 2008-03-03 Richard Guenther <rguenther@suse.de>
24436 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24437 struct copies into the expression table.
24438 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24439 (try_to_simplify): Likewise.
24440 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24441 integral and pointer arguments which do not change the
24442 precision to NOP_EXPRs.
24443 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24444 VIEW_CONVERT_EXPR case.
24446 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24448 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24449 defined in a loop at depth 0 is invariant.
24450 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24451 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24452 be called at loop depth 0.
24454 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24457 * gcc.c (process_command): Update copyright notice dates.
24458 * gcov.c (print_version): Likewise.
24459 * gcov-dump.c (print_version): Likewise.
24460 * mips-tfile.c (main): Likewise.
24461 * mips-tdump.c (main): Likewise.
24463 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24466 * c-common.c (flag_permissive): Delete.
24467 (constant_expression_warnings): Check flags first.
24468 (constant_expression_error): New.
24469 * c-common.h (flag_permissive): Delete.
24470 (constant_expression_error): Declare.
24471 * flags.h (flag_permissive): Declare. Update description.
24472 * diagnostic.c (pedwarn): Update.
24474 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24475 (permissive_error_kind): New.
24476 * toplev.c (flag_permissive): Define. Update description.
24477 * toplev.h (permissive_error_kind): Declare.
24478 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24479 (pedwarn_c90): Use pedantic_warning_kind.
24480 * c-opts.c (c_common_post_options): flag_permissive does not affect
24481 flag_pedantic_errors.
24483 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24485 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24486 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24487 __absvsi2, __absvDI2): Use unsigned arithmetic.
24489 2008-03-02 Andi Kleen <ak@suse.de>
24490 Richard Guenther <rguenther@suse.de>
24492 * struct-equiv.c: Remove file.
24493 * cfg_cleanup.c (condjump_equiv_p): Remove.
24494 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24495 (struct-equiv.o): Remove rule.
24496 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24497 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24498 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24500 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24502 * ifcvt.c (noce_process_if_block): Try to handle only the then
24503 block if the else block exists but isn't suitable.
24505 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24508 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24509 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24510 regression from previous patch.
24512 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24515 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24517 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24518 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24519 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24520 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24521 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24522 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24523 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24524 (__gthread_mutex_destroy_function): Rename to
24525 __gthread_mutex_destroy.
24526 * gthr-dce.h (__gthread_mutex_destroy): Call
24527 pthread_mutex_destroy.
24528 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24529 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24530 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24532 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24534 * df-scan.c (df_ref_chain_change_bb): Simplify.
24535 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24536 set_block_for_insn if there's any change.
24537 * df.h ((df_insn_change_bb): Fix prototype.
24538 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24539 df_insn_change_bb, don't call set_block_for_insn.
24540 * emit-rtl.c (reorder_insns): Likewise.
24541 * haifa-sched.c (move_insn): Likewise.
24543 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24545 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24547 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24549 * tree-flow-inline.h (next_readonly_imm_use): Return
24550 NULL_USE_OPERAND_P after the end.
24552 2008-03-01 Richard Guenther <rguenther@suse.de>
24554 PR tree-optimization/35411
24555 * tree-sra.c (sra_build_assignment): Split conversion to
24556 final type to a separate statement if we are not assigning
24559 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24561 * fold-const.c (fold_convertible_p): Correct the logic to follow
24562 that in fold_convert().
24564 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24567 * tree-inline.c (build_duplicate_type): When we make a
24568 duplicate type, make it unique in the canonical types system.
24570 2008-02-29 Tom Tromey <tromey@redhat.com>
24572 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24573 input_file_stack_history, input_file_stack_restored): Remove.
24574 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24575 * input.h (struct file_stack): Remove.
24576 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24577 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24579 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24581 (diagnostic_last_module_changed): Add 'map' argument.
24582 (diagnostic_set_last_function): Likewise.
24583 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24584 line map, not input_file_stack.
24585 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24587 2008-02-29 Paul Brook <paul@codesourcery.com>
24589 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24591 2008-02-29 Paul Brook <paul@codesourcery.com>
24593 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24595 2008-02-29 Richard Guenther <rguenther@suse.de>
24597 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24599 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24600 value for comparing for a store match.
24601 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24602 (try_to_simplify): Do not do a full-blown reference lookup.
24604 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24606 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24607 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24609 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24611 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24613 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24614 strides against cache sizes.
24616 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24618 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24621 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24623 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24624 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24625 is smaller than the original promoted value.
24626 (simplify_subreg): If OP is a SUBREG, try to preserve its
24627 SUBREG_PROMOTED_VAR_P information.
24629 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24631 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24632 (VN_INFO_GET): Allocate new objects on the obstack.
24633 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24634 for rpo_numbers_temp, for consistency.
24635 (free_scc_vn): Free the obstack.
24637 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24639 * doc/invoke.texi: Document -ftree-loop-distribution.
24640 * tree-loop-distribution.c: New.
24641 * tree-pass.h (pass_loop_distribution): New.
24642 * graphds.h (struct graph): Add htab_t indices.
24643 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24644 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24645 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24646 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24647 * tree-data-ref.c (debug_data_dependence_relations): New.
24648 (dump_data_dependence_relation): Also print data references.
24649 (free_data_ref): Extern.
24650 (same_access_functions): Moved...
24651 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24652 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24653 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24654 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24655 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24656 (stmts_from_loop): Skip LABEL_EXPR.
24657 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24659 (build_rdg): Initialize rdg->indices htab.
24660 (free_rdg, stores_from_loop, ref_base_address,
24661 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24662 have_similar_memory_accesses_1, ref_base_address_1,
24663 remove_similar_memory_refs): New.
24664 * tree-data-ref.h: Depend on tree-chrec.h.
24665 (debug_data_dependence_relations, free_data_ref): Declared.
24666 (same_access_functions): ... here.
24667 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24669 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24670 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24671 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24672 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24673 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24674 rdg_vertex_for_stmt): Declared.
24675 (struct rdg_edge): Add level.
24677 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24678 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24680 (rdg_has_similar_memory_accesses): New.
24681 * tree-vect-analyze.c: Remove unused static decls.
24682 * lambda.h (dependence_level): New.
24683 * common.opt (ftree-loop-distribution): New.
24684 * tree-flow.h (mark_virtual_ops_in_bb,
24685 slpeel_tree_duplicate_loop_to_edge_cfg,
24686 rename_variables_in_loop): Declared.
24687 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24688 (OBJS-common): Add tree-loop-distribution.o.
24689 (tree-loop-distribution.o): New rule.
24690 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24691 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24692 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24694 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24697 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24698 other than structures and unions.
24700 2008-02-28 Richard Guenther <rguenther@suse.de>
24703 2008-02-26 Richard Guenther <rguenther@suse.de>
24705 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24706 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24707 (lookup_decl_from_uid): Declare.
24708 (remove_decl_from_map): Likewise.
24709 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24710 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24711 (decl_for_uid_map): New global hashtable mapping DECL_UID
24713 (init_ttree): Allocate it.
24714 (insert_decl_to_uid_decl_map): New helper function.
24715 (make_node_stat): Insert new decls into the map.
24716 (copy_node_stat): Likewise.
24717 (lookup_decl_from_uid): New function.
24718 (remove_decl_from_map): Likewise.
24719 (print_decl_for_uid_map_statistics): New helper.
24720 (dump_tree_statistics): Call it.
24722 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24723 (referenced_var_iterator): Adjust.
24724 (FOR_EACH_REFERENCED_VAR): Adjust.
24725 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24726 (num_referenced_vars): Adjust.
24727 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24728 (first_referenced_var): Remove.
24729 (end_referenced_vars_p): Likewise.
24730 (next_referenced_var): Likewise.
24731 (referenced_var_iterator_set): New helper function.
24732 * tree-dfa.c (referenced_var_lookup): Adjust.
24733 (referenced_var_check_and_insert): Likewise.
24734 (remove_referenced_var): Likewise.
24735 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24736 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24737 (verify_call_clobbering): Likewise.
24738 (verify_memory_partitions): Likewise.
24739 (init_tree_ssa): Allocate bitmap instead of hashtable for
24741 (delete_tree_ssa): Adjust.
24742 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24743 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24744 (compute_tag_properties): Likewise.
24745 (set_initial_properties): Likewise.
24746 (find_partition_for): Likewise.
24747 (update_reference_counts): Likewise.
24748 (dump_may_aliases_for): Likewise.
24749 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24750 (add_call_clobber_ops): Likewise.
24751 (add_call_read_ops): Likewise.
24752 (get_asm_expr_operands): Likewise.
24753 * tree-into-ssa.c (dump_decl_set): Likewise.
24754 (update_ssa): Likewise.
24755 * tree-sra.c (scan_function): Likewise.
24756 (decide_instantiations): Likewise.
24757 (scalarize_parms): Likewise.
24758 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24759 (dsa_named_for): Likewise.
24760 * tree-ssa-structalias.c (update_alias_info): Likewise.
24761 (merge_smts_into): Likewise.
24763 2008-02-27 David Daney <ddaney@avtrex.com>
24766 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24767 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24768 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24769 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24770 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24772 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24775 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24776 (BUILT_IN_NEXTTOWARD): Remove.
24777 (BUILT_IN_NEXTTOWARDF): Ditto.
24778 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24779 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24781 2008-02-27 Tom Tromey <tromey@redhat.com>
24783 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24784 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24786 2008-02-27 Jan Beulich <jbeulich@novell.com>
24788 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24789 update the respective field on newdecl.
24791 2008-02-27 Revital Eres <eres@il.ibm.com>
24793 PR rtl-optimization/34999
24794 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24795 crossing edges that ends with a call insn.
24796 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24797 call insn and clear the EDGE_CROSSING flag of the crossing edge
24798 when fixing fallthru edges.
24800 2008-02-27 Richard Guenther <rguenther@suse.de>
24802 PR middle-end/35390
24803 * fold-const.c (fold_unary): Return the correct argument,
24804 converted to the result type.
24806 2008-02-27 Richard Guenther <rguenther@suse.de>
24808 PR middle-end/34971
24809 * expr.c (expand_expr_real_1): Assert on rotates that operate
24811 * fold-const.c (fold_binary): Use the types precision, not the
24812 bitsize of the mode if folding rotate expressions. Build rotates
24813 only for full modes.
24815 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24817 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24818 and CPP_PRAGMA_EOL.
24819 * c-pragma.c (pragma_ns_name): New typedef.
24820 (registered_pp_pragmas): New variable.
24821 (c_pp_lookup_pragma): New function.
24822 (c_register_pragma_1): If flag_preprocess_only, do nothing
24823 for non-expanded pragmas, for expanded ones push pragma's
24824 namespace and name into registered_pp_pragmas vector.
24825 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24826 flag_preprocess_only, don't register GCC pch_preprocess
24827 pragma if flag_preprocess_only.
24828 * c-opts.c (c_common_init): Call init_pragma even if
24829 flag_preprocess_only.
24830 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24831 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24832 cpp_register_pragma if flag_preprocess_only.
24834 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24837 * c-parser.c (c_parser_translation_unit): Warn for empty
24838 translation unit, not empty source file.
24840 2008-02-26 Paul Brook <paul@codesourcery.com>
24842 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24843 operand for Thumb-2.
24844 * config/arm/arm.h (reg_class): Add CORE_REGS.
24845 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24846 (BASE_REG_CLASS): Use CORE_REGS.
24847 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24848 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24849 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24850 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24851 ARM_REGNO_OK_FOR_INDEX_P.
24852 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24853 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24854 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24855 (ldm/stm peepholes): Ditto.
24856 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24857 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24858 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24859 * config/arm/constraints.md: Enable "k" constraint on ARM.
24861 2008-02-27 Ben Elliston <bje@au.ibm.com>
24863 * config/rs6000/rs6000.c: Annotate cache line size field in all
24864 instances of struct processor_costs.
24866 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24868 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24869 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24870 jump_bypass): New counters.
24871 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24872 * dce.c (gate_ud_dce): Same.
24873 (gate_fast_dce): Same.
24874 * dse.c (gate_dse1): New function.
24875 (gate_dse2): New function.
24876 (gate_dse): Merge results of new gate functions.
24877 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24878 (gate_handle_jump_bypass): Add dbg_cnt.
24879 (gate_handle_gcse): Add dbg_cnt.
24880 * ifcvt.c (gate_handle_if_conversion): Same.
24881 (gate_handle_if_after_combine): Same.
24882 (gate_handle_if_after_reload): Same.
24883 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24885 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24887 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24889 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24891 2008-02-26 Jason Merrill <jason@redhat.com>
24894 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24895 alone if it's the naming decl for the type's main variant.
24897 2008-02-26 Tom Tromey <tromey@redhat.com>
24899 * system.h (USE_MAPPED_LOCATION): Poison.
24900 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24901 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24902 (make_goto_expr_edges): Likewise.
24903 (remove_bb): Likewise.
24904 (execute_warn_function_return): Likewise.
24905 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24907 * c-common.c (fname_decl): Remove old location code.
24908 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24910 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24912 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24913 (gen_rtx_ASM_INPUT): Likewise.
24914 (gen_rtx_ASM_INPUT_loc): Likewise.
24915 (get_rtx_asm_OPERANDS): Remove.
24916 * cfglayout.c (insn_locators_alloc): Remove old location code.
24917 (set_curr_insn_source_location): Likewise.
24918 (curr_insn_locator): Likewise.
24919 * print-tree.c (print_node): Remove old location code.
24920 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24921 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24922 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24923 location_from_locus.
24924 (construct_exit_block): Remove old location code.
24925 * emit-rtl.c (force_next_line_note): Remove old location code.
24926 * profile.c (branch_prob): Remove old location code.
24927 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24928 LOC_LINE): Remove old-location variants.
24929 * langhooks.c (lhd_print_error_function): Remove old location
24931 * configure, config.in: Rebuilt.
24932 * configure.ac (--enable-mapped-location): Remove.
24933 * c-decl.c (c_init_decl_processing): Remove old location code.
24934 (finish_function): Likewise.
24935 * recog.c (decode_asm_operands): Remove old location code.
24936 * c-pch.c (c_common_read_pch): Remove old location code.
24937 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24939 * gimple-low.c (lower_function_body): Remove old location code.
24940 * toplev.c (unknown_location): Remove.
24941 (push_srcloc): Remove old-location variant.
24942 (process_options): Remove old location code.
24943 (lang_dependent_init): Likewise.
24944 * input.h (UNKNOWN_LOCATION): Move definition.
24945 (location_t): Undeprecate.
24946 (source_locus): Remove.
24947 (location_from_locus): Remove.
24948 (struct location_s): Remove.
24949 Remove all old-location code.
24950 (input_line, input_filename): Remove.
24951 * final.c (final_scan_insn): Remove old location code.
24952 * diagnostic.c (diagnostic_build_prefix): Remove
24953 USE_MAPPED_LOCATION test.
24954 * tree.h (gimple_stmt) <locus>: Now a location_t.
24955 (tree_exp) <locus>: Likewise.
24956 (DECL_IS_BUILTIN): Remove old-location variant.
24957 (annotate_with_file_line, annotate_with_locus): Likewise.
24958 (expr_locus, set_expr_locus): Update.
24959 * tree.c (build1_stat): Remove old location code.
24960 (last_annotated_node): Remove.
24961 (annotate_with_file_line): Remove old-location variant.
24962 (annotate_with_locus): Likewise.
24963 (expr_location): Remove old location code.
24964 (set_expr_location): Likewise.
24965 (expr_has_location): Likewise.
24966 (expr_locus): Likewise.
24967 (set_expr_locus): Likewise.
24968 (expr_filename): Don't use location_from_locus.
24969 (expr_lineno): Likewise.
24970 * rtl-error.c (location_for_asm): Remove old location code.
24971 * c-lex.c (cb_line_change): Remove old location code.
24972 (fe_file_change): Likewise.
24973 (cb_def_pragma): Likewise.
24974 (c_lex_with_flags): Likewise.
24975 * gengtype.c (do_typedef): Don't special-case location types.
24976 (define_location_structures): Remove.
24977 (main): Don't call define_location_structures.
24978 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24981 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24984 * builtins.def (BUILT_IN_STDARG_START): Remove.
24985 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24986 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24987 * tree-inline.c (inline_forbidden_p_1): Likewise.
24989 2008-02-26 Richard Guenther <rguenther@suse.de>
24991 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24992 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24993 (lookup_decl_from_uid): Declare.
24994 (remove_decl_from_map): Likewise.
24995 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24996 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24997 (decl_for_uid_map): New global hashtable mapping DECL_UID
24999 (init_ttree): Allocate it.
25000 (insert_decl_to_uid_decl_map): New helper function.
25001 (make_node_stat): Insert new decls into the map.
25002 (copy_node_stat): Likewise.
25003 (lookup_decl_from_uid): New function.
25004 (remove_decl_from_map): Likewise.
25005 (print_decl_for_uid_map_statistics): New helper.
25006 (dump_tree_statistics): Call it.
25008 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25009 (referenced_var_iterator): Adjust.
25010 (FOR_EACH_REFERENCED_VAR): Adjust.
25011 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25012 (num_referenced_vars): Adjust.
25013 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25014 (first_referenced_var): Remove.
25015 (end_referenced_vars_p): Likewise.
25016 (next_referenced_var): Likewise.
25017 (referenced_var_iterator_set): New helper function.
25018 * tree-dfa.c (referenced_var_lookup): Adjust.
25019 (referenced_var_check_and_insert): Likewise.
25020 (remove_referenced_var): Likewise.
25021 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25022 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25023 (verify_call_clobbering): Likewise.
25024 (verify_memory_partitions): Likewise.
25025 (init_tree_ssa): Allocate bitmap instead of hashtable for
25027 (delete_tree_ssa): Adjust.
25028 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25029 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25030 (compute_tag_properties): Likewise.
25031 (set_initial_properties): Likewise.
25032 (find_partition_for): Likewise.
25033 (update_reference_counts): Likewise.
25034 (dump_may_aliases_for): Likewise.
25035 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25036 (add_call_clobber_ops): Likewise.
25037 (add_call_read_ops): Likewise.
25038 (get_asm_expr_operands): Likewise.
25039 * tree-into-ssa.c (dump_decl_set): Likewise.
25040 (update_ssa): Likewise.
25041 * tree-sra.c (scan_function): Likewise.
25042 (decide_instantiations): Likewise.
25043 (scalarize_parms): Likewise.
25044 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25045 (dsa_named_for): Likewise.
25046 * tree-ssa-structalias.c (update_alias_info): Likewise.
25047 (merge_smts_into): Likewise.
25049 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25052 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25053 * c-opts.c (c_common_handle_option): Wall enables
25054 Wvolatile-register-var.
25055 * common.opt: Move Wvolatile-register-var to...
25058 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25060 * common.opt (Wlarger-than=): New.
25061 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25063 * opts.c (common_handle_option): Handle -Wlarger-than=.
25064 * optc-gen.awk: Likewise.
25065 * opth-gen.awk: Likewise.
25066 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25067 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25069 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25071 * c-common.c (match_case_to_enum_1): Add appropriate
25072 OPT_W* parameter to warning.
25073 (c_do_switch_warnings): Likewise.
25074 * c-typeck.c (warning_init): Add one more parameter following
25075 'warning' function.
25076 (push_init_level): Update call to warning_init.
25077 (pop_init_level): Likewise.
25078 (add_pending_init): Likewise.
25079 (output_init_element: Likewise.
25081 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25084 * toplev.c (toplev_main): If there are warnings or error, print
25085 errors for ignored options.
25086 * opts.c (ignored_options): New static variable.
25087 (postpone_unknown_option_error): New.
25088 (print_ignored_options): New.
25089 (handle_option): Postpone errors for unknown -Wno-* options.
25090 * opts.h (print_ignored_options): Declare.
25092 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25094 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25097 2008-02-25 Richard Guenther <rguenther@suse.de>
25100 2008-02-25 Richard Guenther <rguenther@suse.de>
25102 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25103 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25104 (lookup_decl_from_uid): Declare.
25105 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25106 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25107 (decl_for_uid_map): New global hashtable mapping DECL_UID
25109 (init_ttree): Allocate it.
25110 (insert_decl_to_uid_decl_map): New helper function.
25111 (make_node_stat): Insert new decls into the map.
25112 (copy_node_stat): Likewise.
25113 (lookup_decl_from_uid): New function.
25114 (print_decl_for_uid_map_statistics): New helper.
25115 (dump_tree_statistics): Call it.
25117 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25118 (referenced_var_iterator): Adjust.
25119 (FOR_EACH_REFERENCED_VAR): Adjust.
25120 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25121 (num_referenced_vars): Adjust.
25122 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25123 (first_referenced_var): Remove.
25124 (end_referenced_vars_p): Likewise.
25125 (next_referenced_var): Likewise.
25126 (referenced_var_iterator_set): New helper function.
25127 * tree-dfa.c (referenced_var_lookup): Adjust.
25128 (referenced_var_check_and_insert): Likewise.
25129 (remove_referenced_var): Likewise.
25130 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25131 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25132 (verify_call_clobbering): Likewise.
25133 (verify_memory_partitions): Likewise.
25134 (init_tree_ssa): Allocate bitmap instead of hashtable for
25136 (delete_tree_ssa): Adjust.
25137 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25138 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25139 (compute_tag_properties): Likewise.
25140 (set_initial_properties): Likewise.
25141 (find_partition_for): Likewise.
25142 (update_reference_counts): Likewise.
25143 (dump_may_aliases_for): Likewise.
25144 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25145 (add_call_clobber_ops): Likewise.
25146 (add_call_read_ops): Likewise.
25147 (get_asm_expr_operands): Likewise.
25148 * tree-into-ssa.c (dump_decl_set): Likewise.
25149 (update_ssa): Likewise.
25150 * tree-sra.c (scan_function): Likewise.
25151 (decide_instantiations): Likewise.
25152 (scalarize_parms): Likewise.
25153 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25154 (dsa_named_for): Likewise.
25155 * tree-ssa-structalias.c (update_alias_info): Likewise.
25156 (merge_smts_into): Likewise.
25158 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25161 * doc/invoke.texi (-fcx-limited-range): Document new option.
25162 * toplev.c (process_options): Handle -fcx-fortran-rules.
25163 * common.opt: Add documentation for -fcx-fortran-rules.
25165 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25168 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25169 actual behaviour and C99.
25171 2008-02-26 Ben Elliston <bje@au.ibm.com>
25173 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25174 (ASM_CPU_POWER6_SPEC): Likewise.
25175 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25176 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25177 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25179 2008-02-25 Richard Guenther <rguenther@suse.de>
25181 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25182 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25183 (lookup_decl_from_uid): Declare.
25184 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25185 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25186 (decl_for_uid_map): New global hashtable mapping DECL_UID
25188 (init_ttree): Allocate it.
25189 (insert_decl_to_uid_decl_map): New helper function.
25190 (make_node_stat): Insert new decls into the map.
25191 (copy_node_stat): Likewise.
25192 (lookup_decl_from_uid): New function.
25193 (print_decl_for_uid_map_statistics): New helper.
25194 (dump_tree_statistics): Call it.
25196 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25197 (referenced_var_iterator): Adjust.
25198 (FOR_EACH_REFERENCED_VAR): Adjust.
25199 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25200 (num_referenced_vars): Adjust.
25201 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25202 (first_referenced_var): Remove.
25203 (end_referenced_vars_p): Likewise.
25204 (next_referenced_var): Likewise.
25205 (referenced_var_iterator_set): New helper function.
25206 * tree-dfa.c (referenced_var_lookup): Adjust.
25207 (referenced_var_check_and_insert): Likewise.
25208 (remove_referenced_var): Likewise.
25209 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25210 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25211 (verify_call_clobbering): Likewise.
25212 (verify_memory_partitions): Likewise.
25213 (init_tree_ssa): Allocate bitmap instead of hashtable for
25215 (delete_tree_ssa): Adjust.
25216 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25217 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25218 (compute_tag_properties): Likewise.
25219 (set_initial_properties): Likewise.
25220 (find_partition_for): Likewise.
25221 (update_reference_counts): Likewise.
25222 (dump_may_aliases_for): Likewise.
25223 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25224 (add_call_clobber_ops): Likewise.
25225 (add_call_read_ops): Likewise.
25226 (get_asm_expr_operands): Likewise.
25227 * tree-into-ssa.c (dump_decl_set): Likewise.
25228 (update_ssa): Likewise.
25229 * tree-sra.c (scan_function): Likewise.
25230 (decide_instantiations): Likewise.
25231 (scalarize_parms): Likewise.
25232 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25233 (dsa_named_for): Likewise.
25234 * tree-ssa-structalias.c (update_alias_info): Likewise.
25235 (merge_smts_into): Likewise.
25237 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25240 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25241 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25242 * alias.h (nonoverlapping_memrefs_p): Likewise.
25244 2008-02-25 Jan Beulich <jbeulich@novell.com>
25246 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25247 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25248 __emultls_get_address, __emultls_register_common,
25249 __floatundi?f, and _Unwind_GetIPInfo.
25250 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25251 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25252 (gen_regparm_prefix): Likewise.
25253 (i386_nlm_encode_section_info): Sync with
25254 config/i386/winnt.c:i386_pe_encode_section_info().
25255 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25256 i386_nlm_mangle_decl_assembler_name): New.
25257 (netware_override_options): New.
25258 * config/i386/netware.h (netware_override_options): Declare.
25259 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25260 (i386_nlm_mangle_decl_assembler_name): Declare.
25261 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25263 2008-02-25 Ben Elliston <bje@au.ibm.com>
25266 * c-decl.c (grokdeclarator): Remove unused local variables
25267 `typedef_type' and `type_as_written'.
25269 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25270 unused local variable `has_hot_blocks'.
25271 (fix_crossing_conditional_branches): Remove unused local variable
25274 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25276 PR middle-end/19984
25277 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25278 using DEF_C99_BUILTIN.
25279 (BUILT_IN_NANF): Ditto.
25280 (BUILT_IN_NANL): Ditto.
25282 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25283 Revital Eres <eres@il.ibm.com>
25285 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25286 regarding the order of two dependent insns in the same row.
25288 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25290 * stor-layout.c (layout_decl): Do not bump the alignment of a
25291 bit-field to more than byte alignment if it is packed.
25293 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25295 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25298 2008-02-24 Diego Novillo <dnovillo@google.com>
25300 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25303 * tree-vrp.c (vrp_evaluate_conditional): With
25304 -Wtype-limits, emit a warning when comparing against a
25305 constant outside the natural range of OP0's type.
25306 * c.opt (Wtype-limits): Move ...
25307 * common.opt (Wtype-limits): ... here.
25309 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25311 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25312 * config/rs6000/e300c2c3.md: New file.
25313 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25315 (rs6000_override_options): Add e300c2 and e300c3 cases to
25316 processor_target_table. Do not allow usage of Altivec or Spe
25317 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25318 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25319 * config/rs6000/rs6000.h (processor_type): Add
25320 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25321 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25322 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25323 and ppce300c3. Include e300c2c3.md.
25325 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25327 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25328 instead of TARGET_STRICT_ALIGN.
25330 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25332 * explow.c (memory_address): Assert that the generated address is
25335 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25338 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25339 * config/darwin-ppc-ldouble-patch.def: New file.
25340 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25341 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25342 SUBTARGET_INIT_BUILTINS if defined.
25343 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25346 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25349 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25350 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25352 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25355 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25356 file" warning condtional on -Winvalid-PCH.
25358 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25360 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25362 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25366 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25367 prevent reload from using MMX registers.
25368 (*mov<mode>_internal): Ditto.
25369 (*movv2sf_internal_rex64): Ditto.
25370 (*movv2sf_internal): Ditto.
25372 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25374 PR documentation/31569
25375 * doc/install.texi2html: Use makeinfo --no-number-sections.
25377 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25379 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25380 ensure that we can address an entire entity > 8 bytes. Don't
25381 generate reg+reg addressing for such data.
25383 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25385 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25386 strings when optimizing for size, unless the target cares about
25389 2008-02-22 Tom Tromey <tromey@redhat.com>
25391 * regclass.c (current_pass): Remove declaration.
25393 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25395 * config/avr/libgcc.S (__RAMPZ__): Define.
25396 (__do_copy_data): Add for devices with 128KB code memory.
25398 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25400 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25402 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25404 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25406 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25409 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25412 * c-typeck.c (build_binary_op): Warn about floating point
25413 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25415 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25418 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25419 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25421 (rs6000_override_options): Set altivec_abi as default, not override,
25422 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25423 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25424 is used; use new member spe_abi.
25425 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25426 spe_abi and altivec_abi.
25428 2008-02-22 Tomas Bily <tbily@suse.cz>
25430 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25432 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25435 * config.build (build_file_translate): Set to `CMD //c' only if
25437 * Makefile.in (build_file_translate): Improve comment.
25439 2008-02-21 Jan Hubicka <jh@suse.cz>
25441 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25442 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25443 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25445 2008-02-21 Michael Matz <matz@suse.de>
25448 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25450 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25452 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25453 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25454 as insn constraint.
25455 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25456 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25457 SSE_VEC_FLOAT_MODE_P as insn constraint.
25458 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25459 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25460 sse4a_movntdf using MODEF mode iterator.
25461 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25462 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25463 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25464 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25465 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25466 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25467 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25469 2008-02-21 Richard Guenther <rguenther@suse.de>
25471 * tree.def (PAREN_EXPR): New tree code.
25472 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25474 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25475 * expr.c (expand_expr_real_1): Likewise.
25476 * tree-inline.c (estimate_num_insns_1): Likewise.
25477 * tree-complex.c (expand_complex_move): Likewise.
25478 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25481 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25484 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25486 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25489 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25491 * config/sh/sh.c (find_barrier): Don't go past
25492 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25494 2008-02-20 DJ Delorie <dj@redhat.com>
25496 * config/h8300/h8300.md (insv): Force source operand to be a register.
25498 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25499 as a jump, not as a plain insn.
25501 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25503 * doc/invoke.texi (Warning Options): Add new option
25504 -Wframe-larger-than=.
25505 (-Wframe-larger-than): Document.
25507 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25508 Add declarations for new option variables.
25510 * final.c (final_start_function): Check the frame size
25511 before emission and issue a Wframe-larger-than warning.
25513 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25514 Add definitions for new option variables.
25515 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25517 * common.opt (Wframe-larger-than=): New option.
25519 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25521 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25522 (<sse>_div<mode>3): Ditto.
25523 (<sse>_vmdiv<mode>3): Ditto.
25524 (<sse>_vmsqrt<mode>2): Ditto.
25525 (*smax<mode>3): Ditto.
25526 (sse5_frcz<mode>2): Ditto.
25527 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25528 as insn constraint.
25530 2008-02-20 Richard Guenther <rguenther@suse.de>
25532 PR middle-end/35265
25533 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25534 be happy with INTEGRAL_TYPE_P.
25536 2008-02-20 Richard Guenther <rguenther@suse.de>
25538 * fold-const.c (split_tree): Associate floatig-point expressions
25539 if flag_associative_math is set.
25541 2008-02-20 Richard Guenther <rguenther@suse.de>
25543 * tree.h (fold_real_zero_addition_p): Declare.
25544 * fold-const.c (fold_real_zero_addition_p): Export.
25545 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25546 floating-point operations with zero and one.
25548 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25550 * doc/install.texi: Correct references to CFLAGS, replacing them
25551 with BOOT_CFLAGS. Document flags used during bootstrap for
25554 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25556 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25557 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25558 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25560 (smin<mode>3): Ditto from similar patterns.
25561 (smax<mode>3): Ditto.
25562 (*ieee_smin<mode>3): Ditto.
25563 (*ieee_smax<mode>3): Ditto.
25564 * config/i386/sse.md (sse): New mode attribute.
25565 (mov<mode>): Macroize expander from movv4sf and movv2df using
25566 SSEMODEF2P mode iterator.
25567 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25568 SSE_VEC_FLOAT_MODE_P as insn constraint.
25569 (storent<mode>): Ditto.
25570 (storent<mode>): Macroize expander from storentsf and storentdf using
25571 MODEF mode iterator.
25572 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25573 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25574 (abs<mode>2): Ditto from similar patterns.
25575 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25576 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25577 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25578 (<sse>_vmsqrt<mode>2): Ditto.
25579 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25580 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25581 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25582 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25583 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25584 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25585 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25587 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25588 iterator and SSE_FLOAT_MODE_P as insn constraint.
25589 (<sse>_ucomi): Ditto from similar patterns.
25590 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25591 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25592 SSE_VEC_FLOAT_MODE_P as insn constraint.
25593 (vcond<mode>): Ditto from similar patterns.
25594 (and<mode>3, *and<mode>3): Ditto.
25595 (<sse>_nand<mode>3): Ditto.
25596 (ior<mode>3, *ior<mode>3): Ditto.
25597 (xor<mode>3, *xor<mode>3): Ditto.
25598 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25599 iterator and SSE_FLOAT_MODE_P as insn constraint.
25600 (*nand<mode>3): Ditto from similar patterns.
25601 (*ior<mode>3): Ditto.
25602 (*xor<mode>3): Ditto.
25604 2008-02-20 Ira Rosen <irar@il.ibm.com>
25606 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25607 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25608 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25610 2008-02-19 Jan Hubicka <jh@suse.cz>
25612 * predict.c (tree_bb_level_predictions): Remove variable next
25613 mistakely introduced by previous commit.
25615 2008-02-19 Jan Hubicka <jh@suse.cz>
25617 * predict.c (predict_paths_leading_to): Rewrite.
25618 (predict_paths_for_bb): New.
25619 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25621 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25624 * Makefile.in (build_file_translate): New.
25625 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25626 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25627 * configure.ac (build_file_translate): Substitute it.
25628 * configure: Regenerate.
25630 2008-02-19 Jan Hubicka <jh@suse.cz>
25632 PR rtl-optimization/34408
25633 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25636 2008-02-19 Jan Hubicka <jh@suse.cz>
25638 PR middle-end/28779
25639 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25642 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25645 * config/i386/i386-modes.def: Revert the last DI alignment
25646 change until Ada people can look into it.
25648 2008-02-19 Nick Clifton <nickc@redhat.com>
25650 * opts.c (print_specific_help): Fix typo in --help text.
25652 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25655 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25656 32-bit inline asm without asm alternatives for host GCC < 3.0.
25658 2008-02-19 Richard Guenther <rguenther@suse.de>
25660 PR tree-optimization/34989
25661 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25662 Allow propagation to INDIRECT_REF if we can simplify only.
25664 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25666 * c-common.c (warn_for_collisions_1): Use appropriate option when
25669 2008-02-19 Nick Clifton <nickc@redhat.com>
25672 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25673 (handle_options): Fix indentation.
25674 (print_filtered_help): If no language-specific options were
25675 displayed tell the user how to list all the options supported by
25676 the language's front-end.
25677 (print_specific_help): Fix indentation and remove duplicate line.
25678 (common_handle_option): Handle the -v option.
25679 For --help enable the display of undocumented options if the -v
25680 switch has been included on the command line.
25681 For --help= check for overlaps in the arguments between the option
25682 classes and the language names and issue a warning when they
25683 cannot be disambiguated.
25684 * c.opt (v): Pass on to the common option handler.
25686 2008-02-19 Revital Eres <eres@il.ibm.com>
25688 * modulo-sched.c (sms_schedule): Change dump message when
25689 create_ddg function fails.
25690 (try_scheduling_node_in_cycle): Rename row to cycle.
25691 (print_partial_schedule): Rename CYCLE to ROW.
25693 2008-02-19 Christian Bruel <christian.bruel@st.com>
25694 Zdenek Dvorak <ook@ucw.cz>
25696 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25698 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25701 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25702 (*x86_movdicc_0_m1_se): Ditto.
25704 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25706 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25707 (CMPtype): Define as __gcc_CMPtype.
25708 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25709 (CMPtype): Define as __gcc_CMPtype.
25711 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25713 Support valgrind 3.3 for --enable-checking=valgrind.
25714 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25716 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25717 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25718 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25719 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25720 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25721 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25722 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25724 * ggc-zone.c: Similar.
25725 * ggc-page.c: Similar.
25727 2008-02-19 Paul Brook <paul@codesourcery.com>
25730 * config/arm/ieee754-df.S: Fix do_it typo.
25731 * config/arm/ieee754-sf.S: Fix do_it typo.
25733 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25736 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25737 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25738 (OPTION_MASK_ISA_SSE_SET): Likewise.
25739 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25740 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25741 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25742 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25743 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25744 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25745 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25746 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25747 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25748 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25749 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25750 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25751 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25752 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25753 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25754 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25755 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25756 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25757 (OPTION_MASK_ISA_SSE4): Removed.
25758 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25759 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25760 (override_options): Don't turn on implied SSE/MMX bits in
25763 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25765 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25768 2008-02-18 Joey Ye <joey.ye@intel.com>
25770 PR middle-end/34921
25771 * tree-nested.c (insert_field_into_struct): Set type alignment
25772 to field alignment if the former is less than the latter.
25774 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25776 * BASE-VER: Set to 4.4.0.
25778 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25780 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25781 * doc/cfg.texi: Likewise.
25782 * doc/extend.texi: Likewise.
25783 * doc/gty.texi: Likewise.
25784 * doc/invoke.texi: Likewise.
25785 * doc/loop.texi: Likewise.
25786 * doc/md.texi: Likewise.
25787 * doc/passes.texi: Likewise.
25788 * doc/rtl.texi: Likewise.
25789 * doc/sourcebuild.texi: Likewise.
25790 * doc/tm.texi: Likewise.
25791 * doc/tree-ssa.texi: Likewise.
25793 2008-02-17 Richard Guenther <rguenther@suse.de>
25795 PR middle-end/35227
25796 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25797 without default definition.
25799 2008-02-17 Richard Guenther <rguenther@suse.de>
25801 PR tree-optimization/35231
25802 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25805 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25808 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25809 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25810 libgcc_cmp_return mode.
25812 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25815 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25817 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25819 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25822 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25824 * doc/c-tree.texi: Use `@.' where appropriate.
25825 * doc/extend.texi: Likewise.
25826 * doc/install.texi: Likewise.
25827 * doc/invoke.texi: Likewise.
25828 * doc/loop.texi: Likewise.
25829 * doc/makefile.texi: Likewise.
25830 * doc/md.texi: Likewise.
25831 * doc/passes.texi: Likewise.
25832 * doc/standards.texi: Likewise.
25833 * doc/tm.texi: Likewise.
25835 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25837 PR middle-end/35196
25838 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25840 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25841 rather than in entry_bb.
25843 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25845 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25846 libgcc_cmp_return mode.
25848 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25850 PR middle-end/35130
25851 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25852 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25854 2008-02-15 Richard Guenther <rguenther@suse.de>
25855 Zdenek Dvorak <ook@ucw.cz>
25857 PR tree-optimization/35164
25858 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25859 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25860 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25861 Only propagate addresses which do not have abnormal SSA_NAMEs
25864 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25867 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25869 2008-02-15 Jan Hubicka <jh@suse.cz>
25871 PR middle-end/35149
25872 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25874 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25876 PR middle-end/34621
25877 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25878 when calculating alignment_pad.
25880 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25882 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25883 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25884 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25885 and STACK_BOUNDARY define.
25887 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25889 PR preprocessor/35061
25890 * c-pragma.c (handle_pragma_pop_macro): Check that
25891 pushed_macro_table has been allocated.
25893 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25895 PR middle-end/35136
25896 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25897 (force_gimple_operand): Likewise.
25898 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25899 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25900 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25901 (find_interesting_uses_address): Check addressability and alignment
25902 of the base expression only after substituting bases of IVs into it.
25904 2008-02-14 Michael Matz <matz@suse.de>
25907 * function.c (instantiate_virtual_regs_in_insn): Reload address
25908 before falling back to reloading the whole operand.
25910 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25912 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25913 before the first section switch note.
25915 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25917 * doc/bugreport.texi: Update copyright years.
25918 * doc/c-tree.texi: Likewise.
25919 * doc/cfg.texi: Likewise.
25920 * doc/cpp.texi: Likewise.
25921 * doc/cppinternals.texi: Likewise.
25922 * doc/fragments.texi: Likewise.
25923 * doc/frontends.texi: Likewise.
25924 * doc/gcc.texi: Likewise.
25925 * doc/gty.texi: Likewise.
25926 * doc/hostconfig.texi: Likewise.
25927 * doc/implement-c.texi: Likewise.
25928 * doc/libgcc.texi: Likewise.
25929 * doc/loop.texi: Likewise.
25930 * doc/makefile.texi: Likewise.
25931 * doc/options.texi: Likewise.
25932 * doc/passes.texi: Likewise.
25933 * doc/rtl.texi: Likewise.
25934 * doc/sourcebuild.texi: Likewise.
25935 * doc/standards.texi: Likewise.
25936 * doc/tree-ssa.texi: Likewise.
25937 * doc/trouble.texi: Likewise.
25939 * doc/extend.texi: Use @: or add comma where appropriate.
25940 * doc/invoke.texi: Likewise.
25941 * doc/tm.texi: Likewise.
25943 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25946 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25949 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25951 * doc/md.texi (clz, ctz): Add reference.
25952 * doc/rtl.texi (clz, ctz): Likewise.
25954 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25957 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25960 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25962 * config/s390/s390.c (struct constant_pool): New field
25963 emit_pool_after added.
25964 (s390_mainpool_start): Set the emit_pool_after flag according
25965 to the section switch notes.
25966 (s390_mainpool_finish): Consider emit_pool_after when emitting
25967 the literal pool at the end of the function.
25968 (s390_chunkify_start): Force literal pool splits at section
25971 2008-02-13 Michael Matz <matz@suse.de>
25974 * var-tracking.c (clobber_variable_part): Correctly traverse the
25977 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25980 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25981 Add -fdump-ipa-inline.
25982 * tree-dump.c (dump_files): Remove tree-inlined dump.
25983 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25985 2008-02-12 Richard Guenther <rguenther@suse.de>
25987 PR tree-optimization/35171
25988 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25991 2008-02-12 Richard Guenther <rguenther@suse.de>
25993 PR middle-end/35163
25994 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25995 value-preserving mode. Disallow final truncation.
25997 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25999 PR middle-end/35136
26000 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26001 code from here to...
26002 (force_gimple_operand): ...here.
26004 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26007 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26008 non-compatible pointers.
26009 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26010 different FIELD_DECLs, try harder by comparing field offsets, sizes
26013 PR inline-asm/35160
26014 * function.c (match_asm_constraints_1): Don't replace the same input
26017 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26019 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26020 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26021 (expand_epilogue): Restore RAMPZ register.
26022 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26024 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26026 * config/i386/cygwin.asm: (__alloca): Correct calling
26027 convention and alignment.
26028 (__chkstk): Force 8 byte stack alignment.
26030 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26031 Richard Guenther <rguenther@suse.de>
26033 PR tree-optimization/33992
26034 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26035 the zero we compare against.
26037 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26039 PR libfortran/35063
26040 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26041 to CloseHandle after unlocking to prevent accumulation of handle
26044 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26046 PR middle_end/34150
26047 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26048 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26049 and update LABEL_NUSES during and after reload.
26051 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26053 PR middle-end/34627
26054 * combine.c (simplify_if_then_else): Make sure the comparison is
26055 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26057 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26060 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26061 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26062 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26063 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26064 * tree.h (get_type_static_bounds): Likewise.
26066 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26068 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26069 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26070 Make -Wfoo language annotations match what the compiler outputs.
26072 2008-02-08 Sa Liu <saliu@de.ibm.com>
26074 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26075 intrinsics spu_convts, spu_convtu, spu_convtf.
26077 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26079 * doc/extend.texi (Function Attributes) <noinline>: Mention
26080 asm ("") as method to keep calls.
26082 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26085 * doc/options.texi (Options): Replace references to opts.sh with
26087 * opts-common.c: Likewise.
26088 * optc-gen.awk: Likewise.
26090 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26092 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26094 2008-02-07 Richard Henderson <rth@redhat.com>
26097 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26098 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26101 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26103 PR tree-optimization/35085
26104 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26105 for operand entry oe2 in addition to operand entry oe3 in order to
26106 expose more opportunities for vectorizer sum reduction.
26108 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26111 * Makefile.in (LIBS): Remove $(GMPLIBS).
26112 (cc1-dummy, cc1): Add $(GMPLIBS).
26114 2008-02-06 Jan Hubicka <jh@suse.cz>
26117 * i386.md (moddf_integer): Do not produce partial memory stalls for
26118 targets where it hurts.
26120 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26123 * optabs.c (expand_float): Do not check for decimal modes when
26124 expanding unsigned integer through signed conversion.
26126 2008-02-06 Nick Clifton <nickc@redhat.com>
26128 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26129 inside the clobber with a match_operand and duplicated operand
26130 number in the constraint.
26131 (ineqbranchsi): Delete redundant comment.
26133 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26135 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26136 builtin_define ("__USE_INIT_FINI__").
26137 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26139 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26141 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26143 PR documentation/30330
26144 * doc/invoke.texi (C++ Dialect Options)
26145 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26146 For each warning option -Wfoo that allows -Wno-foo, ensure both
26147 -Wfoo and -Wno-foo are listed in the option index. Fix index
26148 entry of -Wswitch-default, index -Wnormalized= including the
26149 `=', and -Wlarger-than-@var{len} including @var{len}.
26151 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26153 * config/i386/i386.md (floatunssisf2): Use
26154 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26155 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26156 Macroize expander using MODEF mode iterator.
26158 2008-02-05 Diego Novillo <dnovillo@google.com>
26160 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26163 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26165 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26168 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26170 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26173 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26174 to indicate if a message should be generated.
26175 (init_cumulative_args): Updated.
26176 (function_value_32): Likewise.
26178 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26180 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26182 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26185 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26186 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26188 2008-02-04 Diego Novillo <dnovillo@google.com>
26190 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26193 * tree-vrp.c (vrp_evaluate_conditional): With
26194 -Wtype-limits, emit a warning when comparing against a
26195 constant outside the natural range of OP0's type.
26197 2008-02-04 Richard Guenther <rguenther@suse.de>
26199 PR middle-end/33631
26200 * expr.c (count_type_elements): Give for unions instead of
26203 2008-02-04 Richard Guenther <rguenther@suse.de>
26205 PR middle-end/35043
26206 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26207 to TYPE_DOMAINs base type instead of using bitsizetype here.
26209 2008-02-03 Jason Merrill <jason@redhat.com>
26211 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26213 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26216 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26217 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26218 (RS/6000 and PowerPC Options): Fix typos and markup.
26219 * doc/passes.texi (Tree-SSA passes): Likewise.
26221 2008-02-02 Michael Matz <matz@suse.de>
26224 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26225 from record_last_reg_set_info.
26226 (record_last_reg_set_info): Take an RTX argument, iterate over all
26227 constituent hardregs.
26228 (record_last_set_info, record_opr_changes): Change calls to
26229 new signature or to record_last_reg_set_info_regno.
26231 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26233 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26235 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26237 PR rtl-optimization/34773
26238 * reg-notes.def (EQUAL): Mention significance of combination of
26239 REG_EQUAL and REG_RETVAL.
26240 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26241 insn that has a REG_RETVAL.
26243 2008-02-01 Roger Sayle <roger@eyesopen.com>
26246 * configure.ac (--enable-fixed-point): Disable unless explicitly
26248 * configure: Regenerate.
26250 2008-02-01 Richard Guenther <rguenther@suse.de>
26253 * invoke.texi (-finline-limit): Remove no longer true parts
26254 of the documentation. Note that there is no default value.
26256 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26257 Mark Mitchell <mark@codesourcery.com>
26258 Ben Elliston <bje@au.ibm.com>
26261 * doc/extend.texi (Other Builtins): Document.
26263 2008-01-31 Tom Browder <tom.browder@gmail.com>
26265 * doc/c-tree.texi (Types): Fix grammar.
26266 (Expression trees): Ditto.
26267 * doc/passes.texi (Tree-SSA passes): Ditto.
26269 * doc/configterms.texi (Configure Terms): Fix typo.
26270 * doc/cpp.texi (Common Predefined Macros): Ditto.
26271 * doc/md.texi (Machine Constraints): Ditto.
26273 * doc/makefile.texi (Makefile): Add comma.
26275 2008-01-31 Tom Browder <tom.browder@gmail.com>
26276 Gerald Pfeifer <gerald@pfeifer.com>
26278 * doc/sourcebuild.texi (Front End): Remove references to CVS
26279 and CVSROOT/modules.
26280 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26281 (Back End): Remove reference to CVS.
26283 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26286 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26288 (mips16_gp_pseudo_reg): ...here.
26289 * config/mips/mips.md (load_const_gp): Replace with...
26290 (load_const_gp_<mode>): ...this :P-based insn.
26292 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26294 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26295 options. Minor fixes.
26296 (-std): Move reference to standards closer to where language
26297 standards are first mentioned.
26299 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26301 PR rtl-optimization/34995
26302 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26303 parameter and return a bool. If the rtx parameter is nonnull,
26304 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26305 (find_reloads): Update call accordingly. Pass the new operand
26306 if it needed no address reloads, otherwise pass null.
26308 2008-01-30 Richard Henderson <rth@redhat.com>
26311 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26312 for unbounded arrays.
26314 2008-01-30 Silvius Rus <rus@google.com>
26316 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26318 2008-01-30 Jan Hubicka <jh@suse.cz>
26321 * i386.c (init_cumulative_args): Use real function declaration when
26324 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26326 PR rtl-optimization/34998
26327 * global.c (build_insn_chain): Treat non-subreg_lowpart
26328 SUBREGs of pseudos as clobbering all the words covered by the
26329 SUBREG, not just all the bytes.
26330 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26331 original df_ref rather than an extract parameter.
26332 (global_conflicts): Update call accordingly.
26334 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26336 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26337 the overflow check to make it easier to read.
26338 (__fixtfdi): Change the type of the ll member in union
26339 long_double to UDItype_x.
26341 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26343 PR middle-end/34969
26344 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26345 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26346 * tree-inline.c (fold_marked_statements): Call
26347 cgraph_update_edges_for_call_stmt if folding a call statement.
26348 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26349 debug_generic_stmt calls, reset it back afterwards.
26352 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26354 * c-typeck.c (build_external_ref): Don't pedwarn about
26355 static vars in current function's scope.
26357 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26359 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26361 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26364 * ipa-struct-reorg.c: Fix spelling.
26365 * params.def: Ditto.
26367 2008-01-29 Richard Guenther <rguenther@suse.de>
26369 PR middle-end/35006
26370 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26372 * tree-inline.c (remap_type): Increment remapping_type_depth
26373 around remapping types.
26374 (copy_body_r): Only add referenced variables if they are referenced
26375 from code, not types.
26377 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26388 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26389 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26391 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26394 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26395 pointer for tiny stack.
26397 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26399 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26401 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26403 * config/vx-common.h: Fix typo in comment.
26405 2008-01-28 Ian Lance Taylor <iant@google.com>
26409 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26410 coalesce pointers if they have different DECL_NO_TBAA_P values.
26411 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26412 between variables with different DECL_NO_TBAA_P values.
26414 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26417 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26418 are not legitimate small data references on SPE targets.
26420 2008-01-28 David Daney <ddaney@avtrex.com>
26422 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26424 2008-01-28 David Daney <ddaney@avtrex.com>
26426 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26428 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26430 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26431 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26432 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26433 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26434 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26435 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26436 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26437 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26439 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26441 * basic-block.h (condjump_equiv_p): Fix comment.
26443 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26445 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26446 print_generic_stmt_indented): Fix comment.
26448 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26450 * configure.ac (__stack_chk_fail): Add detecion for availability
26451 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26452 * configure: Regenerate.
26454 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26456 PR middle-end/34688
26457 * final.c (output_addr_const): Handle TRUNCATE.
26459 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26462 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26463 (zero_cost, infinite_cost): New constants.
26464 (struct cost_pair): Change type of cost to comp_cost.
26465 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26466 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26468 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26469 split_address_cost, ptr_difference_cost, difference_cost,
26470 get_computation_cost_at, get_computation_cost,
26471 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26472 determine_use_iv_cost_condition, determine_use_iv_costs,
26473 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26474 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26475 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26476 Change type of cost to comp_cost.
26477 (determine_iv_cost): Increase cost of non-original ivs, instead
26478 of decreasing the cost of original ones.
26479 (get_address_cost): Indicate the complexity of the addressing mode
26481 (try_add_cand_for): Prefer using ivs not specific to some object.
26482 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26484 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26485 Janis Johnson <janis187@us.ibm.com>
26488 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26489 (TARGET_INSTANTIATE_DECLS): Likewise.
26490 * target.h (expand_to_rtl_hook): New target hook.
26491 (instantiate_decls): Likewise.
26492 * function.c (instantiate_decl): Make non-static. Rename to...
26493 (instantiate_decl_rtl): ... this.
26494 (instantiate_expr): Use instantiate_decl_rtl.
26495 (instantiate_decls_1): Likewise.
26496 (instantiate_decls): Likewise.
26497 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26498 * function.h (instantiate_decl_rtl): Add prototype.
26499 * cfgexpand.c (target.h): New include.
26500 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26501 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26502 (TARGET_INSTANTIATE_DECLS): Likewise.
26503 (TARGET_INITIALIZER): New target hooks added.
26504 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26506 * config/rs6000/rs6000.c (tree-flow.h): New include.
26507 (machine_function): Add sdmode_stack_slot field.
26508 (rs6000_alloc_sdmode_stack_slot): New function.
26509 (rs6000_instantiate_decls): Likewise.
26510 (rs6000_secondary_memory_needed_rtx): Likewise.
26511 (rs6000_check_sdmode): Likewise.
26512 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26513 (TARGET_INSTANTIATE_DECLS): Likewise.
26514 (rs6000_hard_regno_mode_ok): Allow SDmode.
26515 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26516 (rs6000_emit_move): Handle SDmode.
26517 (function_arg_advance): Likewise.
26518 (function_arg): Likewise.
26519 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26520 SDmode var args for 32-bit compiles.
26521 (rs6000_secondary_reload_class): Handle SDmode.
26522 (rs6000_output_function_epilogue): Likewise.
26523 (rs6000_function_value): Simplify if statement.
26524 (rs6000_libcall_value): Likewise.
26525 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26526 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26527 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26528 (movsd_hardfloat): New define_insn.
26529 (movsd_softfloat): Likewise.
26530 (movsd_store): Likewise.
26531 (movsd_load): Likewise.
26532 (extendsddd2): Likewise.
26533 (extendsdtd2): Likewise.
26534 (truncddsd2): Likewise.
26535 (movdd_hardfloat64): Fixup comment.
26536 (UNSPEC_MOVSD_LOAD): New constant.
26537 (UNSPEC_MOVSD_STORE): Likewise.
26539 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26542 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26544 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26545 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26546 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26547 and TRUTH_XOR_EXPR.
26549 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26552 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26553 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26554 __LONGDOUBLE128 too.
26555 * config/rs6000/aix61.h: New file.
26557 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26559 PR rtl-optimization/34959
26560 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26561 popcount and parity rtxes the same mode as their operand.
26562 Truncate or extend the result to the return value's mode
26565 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26568 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26569 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26570 to GOT_VERSION_REGNUM.
26571 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26572 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26573 * config/mips/mips.c (mips_emit_call_insn): New function.
26574 (mips_call_tls_get_addr): Call mips_expand_call directly.
26575 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26577 (mips16_build_call_stub): Likewise. Return the call insn or null.
26578 (mips_expand_call): Update the call to mips16_build_call_stub
26579 accordingly and a remove redundant condition. Assert that MIPS16
26580 stubs do not use lazy binding. Use mips_emit_call_insn and return
26582 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26584 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26585 (mips_avoid_hazard): Remove hazard_set handling.
26586 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26587 (UNSPEC_RESTORE_GP): ...this.
26588 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26589 (FAKE_CALL_REGNO): Rename to...
26590 (GOT_VERSION_REGNUM): ...this.
26591 (type): Add "ghost" value. Add an associated insn reservation.
26592 (hazard_set): Remove.
26593 (exception_receiver): Rename to...
26594 (restore_gp): ...this and update the unspec identifier accordingly.
26595 (exception_receiver, nonlocal_got_receiver): New expanders.
26596 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26597 FAKE_CALL_REGNO. Remove hazard_set attribute.
26598 (set_got_version, update_got_version): New patterns.
26600 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26603 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26605 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26608 * doc/install.texi2html: Generate gcc-vers.texi.
26610 2008-01-25 DJ Delorie <dj@redhat.com>
26612 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26614 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26616 * config/c4x: Remove directory.
26617 * config.gcc (crx-*, mt-*): Mark obsolete.
26618 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26619 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26620 sh-*-rtemscoff*): Remove cases.
26621 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26622 * real.c (encode_c4x_single, decode_c4x_single,
26623 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26624 c4x_extended_format): Remove.
26625 * real.h (c4x_single_format, c4x_extended_format): Remove.
26626 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26628 (Pragmas): Remove comment about c4x pragmas.
26629 * doc/install.texi (c4x): Remove target-specific instructions.
26630 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26631 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26632 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26633 refer to C4x source files as examples.
26634 (C4X_FLOAT_FORMAT): Remove documentation.
26636 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26638 * config/bfin/bfin.c (override_options): Reorder tests so that
26639 flag_pic gets enabled for -msep-data.
26641 2008-01-25 Richard Guenther <rguenther@suse.de>
26643 PR middle-end/32244
26644 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26645 to its bitfield precision if required.
26647 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26649 PR middle-end/33880
26650 * tree-nested.c (walk_omp_for): New function.
26651 (convert_nonlocal_reference, convert_local_reference): Call
26652 walk_omp_for on OMP_FOR.
26653 (convert_call_expr): Call walk_body on OMP_FOR's
26654 OMP_FOR_PRE_INIT_BODY.
26656 2008-01-25 Richard Guenther <rguenther@suse.de>
26658 PR tree-optimization/34966
26659 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26660 default defs and PHI_NODEs we have to insert after the
26661 defining statement.
26663 2008-01-24 Nick Clifton <nickc@redhat.com>
26665 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26666 Provide a default definition.
26667 (LIBGCC2_UNITS_PER_WORD): Likewise.
26669 * config/stormy16/stormy16.c: Include df.h for the prototype
26670 for df_regs_ever_live_p.
26671 (xstormy16_expand_builtin_va_start): Convert the stack offset
26672 into a component_ref and then use POINTER_PLUS_EXPR to add it
26673 to the incoming_virtual_args_rtx.
26674 (xstormy16_gimplify_va_arg_expr): Rename to
26675 xstormy16_gimplify_va_arg_expr.
26676 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26677 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26678 xstormy16_gimplify_va_arg_expr.
26679 Fix up some formatting issues.
26681 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26682 Move to predicates.md.
26683 (xs_hi_general_operand): Likewise.
26684 (xs_hi_nonmemory_operand): Likewise.
26685 * config/stormy16/predicates.md:
26686 (xstormy16_carry_plus_operand): New predicate.
26687 (xs_hi_general_operand): New predicate.
26688 (xs_hi_nonmemory_operand): New predicate.
26689 * config/stormy16/stormy16-protos.h:
26690 (xstormy16_carry_plus_operand): Delete prototype.
26691 (xs_hi_general_operand): Likewise.
26692 (xs_hi_nonmemory_operand): Likewise.
26694 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26695 modifiers as they are no longer needed and they can trigger
26696 reload spill failures.
26698 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26699 with a match_operand in order to help reload.
26701 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26702 constraint with 'e' for the 8th alternative as this version of
26703 the mov.w instruction only accepts the lower 8 registers.
26705 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26708 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26709 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26712 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26714 PR middle-end/33333
26715 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26717 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26719 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26721 (remove_structure): Update allocations list before removing structure.
26723 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26725 * ipa-struct-reorg.c (is_safe_cond_expr,
26726 create_new_stmts_for_cond_expr): Use integer_zerop function,
26727 that recognize not only zero-pointer, but zero-integer too.
26729 2008-01-25 Ben Elliston <bje@au.ibm.com>
26732 * fixproto: Escape "." in sed expression that strips leading "./".
26734 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26737 * gcc.c (SWITCH_OK): Removed.
26738 (SWITCH_LIVE): Changed to bit.
26739 (SWITCH_FALSE): Likewise.
26740 (SWITCH_IGNORE): Likewise.
26741 (switchstr): Change live_cond to unsigned int.
26742 (process_command): Replace SWITCH_OK with 0.
26743 (do_self_spec): Likewise.
26744 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26745 (give_switch): Likewise.
26746 (used_arg): Likewise.
26747 (do_spec_1): Set the SWITCH_IGNORE bit.
26748 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26749 bits. Set the SWITCH_LIVE bit.
26751 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26753 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26755 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26757 PR tree-optimization/34472
26758 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26759 parameter to a "bool *" and set *DATA to false if there is
26760 an unsafe access. Do not delete the structure here.
26761 (check_cond_exprs): Delete it here instead.
26762 (check_cond_exprs, exclude_cold_structs): Do not increase
26763 I when removing a structure.
26765 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26768 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26769 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26771 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26773 PR middle-end/34934
26774 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26775 a fixed vector for stack.
26777 2008-01-24 Ben Elliston <bje@au.ibm.com>
26780 * doc/gcc.texi (Software development): Add a direntry for g++.
26782 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26784 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26785 stale and straggling -fforce-addr comments above.
26787 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26789 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26790 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26792 2008-01-23 Michael Matz <matz@suse.de>
26795 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26798 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26800 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26801 malloc result type.
26803 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26805 * config/avr/avr.c (avr_current_arch): New variable.
26806 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26807 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26808 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26809 (avr_override_options): Init 'avr_current_arch'.
26810 (base_arch_s): Move from here...
26811 * config/avr/avr.h (base_arch_s): ... here. Add new members
26812 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26813 'mega' to 'have_jmp_call'.
26814 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26815 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26817 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26819 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26820 MULTILIB_MATCHES): Ditto.
26822 2008-01-23 Richard Guenther <rguenther@suse.de>
26824 PR middle-end/31529
26825 * cgraphunit.c (cgraph_reset_node): Always mark the node
26826 not reachable if it is not queued already.
26828 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26830 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26831 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26832 (cputype_selected): New static variable.
26833 (bfin_handle_option): Set it if -mcpu is used.
26834 (override_option): Select default set of workarounds if no cpu type
26835 selected on the command line.
26836 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26838 From Michael Frysinger <michael.frysinger@analog.com>
26839 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26840 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26842 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26843 for bf547, bf523, bf524, and bf526.
26844 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26846 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26847 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26848 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26849 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26850 * doc/invoke.texi (Blackfin Options): Document that
26851 -mcpu now accept bf547, bf523, bf524, and bf526.
26853 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26855 PR rtl-optimization/34628
26856 * combine.c (try_combine): Stop and undo after the first combination
26857 if an autoincrement side-effect on the first insn has effectively
26860 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26863 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26864 Offset addresses are not valid for Altivec or paired float modes.
26866 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26869 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26870 if DECL_INITIAL (decl) is error_mark_node.
26873 * c-common.c (handle_vector_size_attribute): Only allow
26874 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26875 the same way as pointer, array etc. types.
26876 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26879 * tree.c (build_type_attribute_qual_variant): Call
26880 build_qualified_type if attributes are equal, but quals are not.
26882 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26885 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26886 * flags.h (warn_strict_aliasing): Remove.
26887 (warn_strict_overflow): Remove.
26888 * opts.c (warn_strict_aliasing): Remove.
26889 (warn_strict_overflow): Remove.
26890 * c-opts.c (c_common_handle_option): -Wall only sets
26891 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26892 (c_common_post_options): Give default values to -Wstrict-aliasing
26893 and -Wstrict-overflow if they are uninitialized.
26894 * common.opt (Wstrict-aliasing): Specify Var and Init.
26895 (Wstrict-overflow): Likewise.
26897 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26899 PR rtl-optimization/26854
26900 PR rtl-optimization/34400
26901 PR rtl-optimization/34884
26902 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26904 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26905 (df_rd_bb_info.expanded_lr_out): Deleted
26906 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26907 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26908 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26909 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26910 Removed code to allocate, initialize or free expanded_lr_out.
26911 (df_rd_bb_local_compute_process_def): Restructured to make more
26913 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26914 sets if the sets are being trimmed.
26916 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26919 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26920 (as_vers): Likewise.
26921 * configure: Regenerated.
26923 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26925 PR middle-end/33092
26926 * tree-pass.h (pass_build_alias): New pass.
26927 * tree-ssa-alias.c (gate_build_alias): New.
26928 (pass_build_alias): New.
26929 * passes.c (init_optimization_passes): Add pass_build_alias after
26930 pass_create_structure_vars.
26932 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26934 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26935 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26936 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26937 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26938 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26939 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26940 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26941 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26942 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26943 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26944 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26945 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26946 * config/s390/s390.md (FP_ALL): New mode iterator.
26947 (_d): New mode attribute.
26948 ("*signbit<mode>2>"): Changed mode of first operand.
26949 ("isinf<mode>2"): Changed mode of first operand.
26950 ("*TDC_insn"): Adaptation for DFP modes.
26952 2008-01-22 Ben Elliston <bje@au.ibm.com>
26954 * tree.c (check_qualified_type): Improve function description.
26956 2008-01-21 Jason Merrill <jason@redhat.com>
26959 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26960 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26963 2008-01-21 DJ Delorie <dj@redhat.com>
26965 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26968 2008-01-21 Richard Guenther <rguenther@suse.de>
26970 PR middle-end/34856
26971 * tree-cfg.c (verify_expr): Allow all invariant expressions
26972 instead of just constant class ones as reference argument.
26973 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26974 like any other constant.
26975 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26977 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26979 * regmove.c (fixup_match_1): Update call crossed frequencies.
26981 2008-01-21 Richard Guenther <rguenther@suse.de>
26984 * tree-inline.c (setup_one_parameter): Deal with mismatched
26985 types using a VIEW_CONVERT_EXPR.
26987 2008-01-21 Alon Dayan <alond@il.ibm.com>
26988 Olga Golovanevsky <olga@il.ibm.com>
26990 PR tree-optimization/34701
26991 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26992 when the structure size is not a power of 2.
26994 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26996 * doc/install.texi: Add doc for --enable-checking=df.
26998 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27000 PR rtl-optimization/34808
27001 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27003 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27005 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27008 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27010 PR rtl-optimization/26854
27011 PR rtl-optimization/34400
27012 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27014 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27015 (df_rd_bb_info.expanded_lr_out): New.
27016 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27017 * loop_iv.c (iv_analysis_loop_init): Ditto.
27018 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27019 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27020 Added code to allocate, initialize or free expanded_lr_out.
27021 (df_rd_bb_local_compute_process_def): Restructured to make
27022 more understandable.
27023 (df_rd_confluence_n): Add code to do nothing with fake edges and
27024 code to no apply invalidate_by_call sets if the sets are being trimmed.
27025 (df_lr_local_finalize): Renamed to df_lr_finalize.
27026 (df_live_local_finalize): Renamed to df_live_finalize.
27028 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27031 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27032 deciding whether to use reciprocal instructions.
27034 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27036 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27037 dwarf2out_note_section_used if cold_text_section is NULL.
27039 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27041 PR gcov-profile/34610
27042 * tree-cfg.c (make_edges): Mark both outgoing edges from
27043 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27044 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27045 from OMP_FOR and OMP_CONTINUE outgoing edges.
27047 * tree-profile.c (tree_profiling): Return early if
27048 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27050 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27051 from cfun to child_cfun.
27052 * function.h (struct function): Add after_tree_profile bit.
27054 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27056 * config/avr/avr.S (_exit): Disable interrupt.
27058 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27059 Steven Bosscher <stevenb.gcc@gmail.com>
27061 PR rtl-optimization/26854
27062 PR rtl-optimization/34400
27063 * df-problems.c (df_live_scratch): New scratch bitmap.
27064 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27065 (df_live_reset): Clear the proper bitmaps.
27066 (df_live_bb_local_compute): Only process the artificial defs once
27067 since the order is not important.
27068 (df_live_init): Init the df_live sets only with the variables
27069 found live by df_lr.
27070 (df_live_transfer_function): Use the df_lr sets to prune the
27071 df_live sets as they are being computed.
27072 (df_live_free): Free df_live_scratch.
27074 2008-01-18 Ian Lance Taylor <iant@google.com>
27076 * common.opt: Add fmerge-debug-strings.
27077 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27078 flag_merge_debug_strings rather than flag_merge_constants.
27079 * doc/invoke.texi (Option Summary): Mention
27080 -fmerge-debug-strings.
27081 (Debugging Options): Document -fmerge-debug-strings.
27083 2008-01-18 Ian Lance Taylor <iant@google.com>
27086 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27087 (struct tree_function_decl): Add new field operator_new_flag.
27088 * tree-inline.c (expand_call_inline): When inlining a call to
27089 operator new, force the return value to go into a variable, and
27090 set DECL_NO_TBAA_P on that variable.
27091 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27093 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27096 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27097 DWARF2_DEBUGGING_INFO.
27098 (dwarf2out_note_section_used): Ditto. Add prototype.
27099 (have_multiple_function_sections, text_section_used,
27100 cold_text_section_used, *cold_text_sections): Move declarations
27103 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27105 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27106 field and add signal_ra.
27107 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27108 assignments to frame state pc. Move end of stack check after
27109 MD_FALLBACK_FRAME_STATE_FOR.
27110 (uw_update_context_1): Use frame state signal_regs if set, instead
27111 of checking signal_frame flag.
27112 (uw_update_context): Use frame state signal_ra if set.
27113 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27114 * config/xtensa/linux-unwind.h: New file.
27116 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27118 * modulo-sched.c (get_sched_window): Fix comment typo.
27120 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27122 PR tree-optimization/34648
27123 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27125 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27127 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27128 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27130 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27132 PR rtl-optimization/34400
27133 * df-core.c (df_worklist_dataflow_overeager,
27134 df_worklist_dataflow_doublequeue): New functions.
27135 (df_worklist_dataflow): Two different worklist solvers.
27136 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27139 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27142 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27143 and ftree-parallelize-loops.
27145 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27147 PR rtl-optimization/34826
27148 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27150 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27152 * global.c (find_reg): Mark the eh regs as used if necessary.
27153 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27154 * ra.h (struct allocno): no_eh_reg field added. Changed
27155 no_stack_reg type to bitfield.
27157 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27159 * tree.c (substitute_in_expr): Add missing 'break'.
27161 2008-01-17 Richard Guenther <rguenther@suse.de>
27163 PR tree-optimization/34825
27164 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27165 x / x as division to handle.
27167 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27169 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27170 "-pthread" is specified.
27171 * pa-hpux11.h (LIB_SPEC): Likewise.
27173 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27174 Peter Bergner <bergner@vnet.ibm.com>
27176 PR rtl-optimization/33796
27177 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27179 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27181 PR libgfortran/34699
27182 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27184 * pa-hpux10.h (LINK_SPEC): Likewise.
27185 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27187 2008-01-16 Richard Guenther <rguenther@suse.de>
27189 PR middle-end/32628
27190 * fold-const.c (fold_convert_const_int_from_int): Do not
27191 set overflow if that occured only because of a sign extension
27192 change when converting from/to a sizetype with the same
27193 precision and signedness.
27195 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27198 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27199 location address to the correct place. Update copyright year.
27201 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27203 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27204 no dependences in the dependence_relations vector.
27206 2008-01-16 Jan Hubicka <jh@suse.cz>
27208 PR rtl-optimization/31396
27209 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27210 * cfg.c (dump_reg_info): Print it.
27211 * regs.h (struct reg_info_t): add freq_calls_crossed.
27212 (REG_FREQ_CALLS_CROSSED): New macro.
27213 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27214 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27215 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27216 regmove_optimize): Update call crossed frequencies.
27217 * local-alloc.c (struct qty): Add freq_calls_crossed.
27218 (alloc_qty): Copute freq_calls_crossed.
27219 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27220 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27221 * ra.h (struct allocno): Add freq_calls_crossed.
27223 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27225 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27226 libgomp when compiling with ftree-parallelize-loops.
27227 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27229 2008-01-16 Richard Guenther <rguenther@suse.de>
27231 PR tree-optimization/34769
27232 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27233 * tree.c (int_cst_value): Instead make this function more
27234 permissive in what it accepts as valid input. Document this
27235 function always sign-extends the value.
27237 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27238 Richard Guenther <rguenther@suse.de>
27241 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27242 (gimple_fold_indirect_ref_rhs): ... this.
27243 (gimple_fold_indirect_ref): New function with foldings
27244 that preserve lvalueness.
27245 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27246 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27247 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27248 to fold an INDIRECT_REF, fall back to the old use of
27249 fold_indirect_ref_1.
27251 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27253 * tree-data-ref.c (subscript_dependence_tester_1): Call
27254 free_conflict_function.
27255 (compute_self_dependence): Same.
27257 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27260 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27261 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27263 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27264 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27265 for DWARF2_UNWIND_INFO targets.
27267 2008-01-16 Richard Guenther <rguenther@suse.de>
27270 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27271 type qualifiers for function types.
27273 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27275 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27276 loop_iterator li from previous commit.
27278 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27280 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27282 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27284 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27285 (parallelize_loops): Don't parallelize irreducible components.
27287 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27290 * c-opts (c_common_post_options): Do not enable CPP
27291 flag_pedantic_errors by default.
27293 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27295 PR rtl-optimization/31944
27296 * cse.c (remove_pseudo_from_table): New function.
27297 (merge_equiv_classes): Use above function to remove pseudo-registers.
27298 (invalidate): Likewise.
27300 2008-01-13 Richard Guenther <rguenther@suse.de>
27302 PR middle-end/34601
27303 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27304 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27306 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27308 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27309 validate_change to unshare the source of the PC set.
27311 2008-01-12 Jan Hubicka <jh@suse.cz>
27313 PR middle-end/32135
27314 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27315 references above array bounds. This might trigger bounds checks for
27316 pointers to arrays.
27318 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27320 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27321 new_replaceable_dependencies.
27323 2008-01-12 Doug Kwan <dougkwan@google.com>
27325 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27326 instead of OPT_Wreturn_type in warning due to ignored return type
27328 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27329 options included in -Wextra.
27330 * c.opt: New option -Wignored_qualifiers.
27331 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27332 -Wignore_qualifiers.
27333 (-Wignored-qualifiers): Document.
27334 (-Wreturn-type): Remove description of functionality now handled
27335 by -Wignored-qualifiers.
27337 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27340 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27341 NOP_EXPR if it is between integral types with the same precision.
27343 2008-01-12 Jan Hubicka <jh@suse.cz>
27346 * invoke.texi (max-inline-recursive-depth): Fix default value.
27348 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27350 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27353 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27355 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27357 2008-01-11 James E. Wilson <wilson@specifix.com>
27360 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27362 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27364 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27365 save/restore frame pointer register and don't use 'call-prologues'
27366 optimization in function with "OS_task" attribute.
27368 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27370 PR middle-end/31309
27371 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27372 when copying to memory.
27374 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27376 PR rtl-optimization/30905
27377 * cfgcleanup.c: Include dce.h
27378 (crossjumps_occured): New global variable.
27379 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27380 If something changed, set crossjumps_occured to true.
27381 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27382 Don't add/remove fake edges to exit here...
27383 (cleanup_cfg): ...but do it here, when crossjumping.
27384 Run a fast DCE when successful crossjumps occured in the latest
27385 iteration of try_optimize_cfg.
27387 2008-01-11 Richard Guenther <rguenther@suse.de>
27389 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27390 (struct vn_unary_op_s): Likewise.
27391 (vn_reference_insert): Free old reference on hash collision.
27393 2008-01-10 Raksit Ashok <raksit@google.com>
27395 PR rtl-optimization/27971
27396 * combine.c (find_split_point): Split PLUS expressions which are
27397 inside a MEM rtx, and whose first operand is complex.
27399 2008-01-10 DJ Delorie <dj@redhat.com>
27401 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27402 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27403 (m32c_hard_regno_ok): Call the underlying function.
27405 2008-01-10 Richard Guenther <rguenther@suse.de>
27407 PR middle-end/34683
27408 * tree-cfg.c (tree_merge_blocks): Do not go through the
27409 full-blown folding and stmt updating path if we just deal
27410 with virtual operands.
27411 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27412 test for abnormal SSA_NAMEs.
27414 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27416 PR middle-end/34641
27417 * reload.c (push_reload): Add assertions. All constants from
27418 reg_equiv_constant should have been used for replacing the respective
27420 (find_reloads_address): Invoke find_reloads_address_part for
27421 constant taken from the reg_equiv_constant array.
27423 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27425 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27426 field (valnum) the first in the struct. Replace bools with
27429 2008-01-10 Richard Guenther <rguenther@suse.de>
27431 PR tree-optimization/34651
27432 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27433 types and ordering for masking and converting.
27435 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27437 PR tree-optimization/34017
27438 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27439 also for PHI_NODE expressions.
27441 2008-01-09 Jan Hubicka <jh@suse.cz>
27443 PR tree-optimization/34708
27444 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27445 based on number of case labels.
27446 (init_inline_once): Remove switch_cost.
27447 * tree-inline.h (eni_weights_d): Remove switch_cost.
27449 2008-01-09 Richard Guenther <rguenther@suse.de>
27450 Andrew Pinski <andrew_pinski@playstation.sony.com>
27452 PR middle-end/30132
27453 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27454 temporary if an rvalue is ok or an lvalue is not required.
27456 2008-01-09 Richard Guenther <rguenther@suse.de>
27458 PR middle-end/34458
27459 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27460 adjust return type.
27462 2008-01-09 Richard Guenther <rguenther@suse.de>
27464 PR middle-end/34679
27465 * tree.c (host_integerp): Check for sizetype only if the
27466 type is an integer type.
27468 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27471 * opts.c (decode_options): Disable inlining of functions called
27472 once if not in unit-at-a-time mode.
27474 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27476 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27478 2008-01-08 Richard Guenther <rguenther@suse.de>
27480 PR middle-end/31863
27481 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27482 out early if the result will be unused.
27484 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27489 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27490 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27493 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27495 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27496 for vectorization tuned.
27498 2008-01-08 Richard Guenther <rguenther@suse.de>
27500 PR tree-optimization/34683
27501 * tree-ssa-operands.c (operand_build_cmp): Export.
27502 * tree-ssa-operands.h (operand_build_cmp): Declare.
27503 * tree-vn.c (vuses_compare): Remove.
27504 (sort_vuses): Use operand_build_cmp.
27505 (sort_vuses_heap): Likewise.
27506 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27507 to re-use old VEC if available. Do not sort already sorted VUSEs.
27508 (vdefs_to_vec): Do not sort already sorted VDEFs.
27510 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27512 PR middle-end/34694
27513 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27515 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27518 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27519 limitations of reciprocal sequences on x86 targets.
27521 2008-01-08 Richard Guenther <rguenther@suse.de>
27523 PR tree-optimization/34683
27524 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27526 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27529 * config/darwin.c (darwin_mergeable_string_section): Don't use
27530 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27532 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27535 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27536 negxf2. Macroize expander using X87MODEF mode iterator. Change
27537 predicates of op0 and op1 to register_operand.
27538 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27539 expander using X87MODEF mode iterator. Change predicates of
27540 op0 and op1 to register_operand.
27541 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27542 corresponding patterns and macroize using MODEF macro. Change
27543 predicates of op0 and op1 to register_operand and remove
27544 "m" constraint. Disparage "r" alternative with "!".
27545 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27546 macroize using X87MODEF macro. Change predicates of op0 and op1
27547 to register_operand and remove "m" constraint. Disparage "r"
27548 alternative with "!".
27549 (absneg splitter with memory operands): Remove.
27550 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27551 patterns and macroize using X87MODEF mode iterator.
27552 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27553 Change predicate of op1 to register_operand.
27554 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27555 for memory operands.
27557 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27559 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27561 2008-01-07 Richard Guenther <rguenther@suse.de>
27563 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27566 2008-01-07 Richard Guenther <rguenther@suse.de>
27568 PR tree-optimization/34683
27569 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27570 VOPs of the needed size to save memory. Use VEC_quick_push
27571 to save compile-time.
27572 (vdefs_to_vec): Likewise.
27574 2008-01-07 Sa Liu <saliu@de.ibm.com>
27576 * config/spu/spu.md (divdf3): Genetate inline code for double
27577 division. The implementation doesn't handle INF or NAN, therefore it
27578 only applies when -ffinite-math-only is given.
27580 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27583 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27584 * doc/cpp.texi ([Common Predefined Macros]): Document.
27586 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27588 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27589 order to use commutative addition instead of subtraction.
27591 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27592 Mircea Namolaru <namolaru@il.ibm.com>
27593 Vladimir Yanovsky <yanov@il.ibm.com>
27594 Revital Eres <eres@il.ibm.com>
27596 PR tree-optimization/34263
27597 * tree-outof-ssa.c (process_single_block_loop_latch,
27598 contains_tree_r): New functions.
27599 (analyze_edges_for_bb): Call process_single_block_loop_latch
27600 function to empty single-basic-block latch block if possible.
27602 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27604 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27606 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27608 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27610 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27612 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27614 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27616 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27618 PR tree-optimization/34618
27619 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27622 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27625 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27626 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27627 Update copyright year.
27629 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27630 Update copyright year.
27631 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27634 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27636 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27637 edge does not point to current bb before changing need_assert.
27639 2008-01-04 Richard Guenther <rguenther@suse.de>
27641 PR middle-end/34029
27642 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27643 for verifying purposes if they are is_gimple_min_invariant.
27645 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27647 PR tree-optimization/34448
27648 PR tree-optimization/34465
27649 * gimplify.c (gimplify_init_constructor): Add new parameter
27650 notify_temp_creation. Use it.
27651 (gimplify_modify_expr_rhs): Take volatiles into account when
27652 optimizing constructors.
27653 Do not optimize constructors if gimplify_init_constructor will dump to
27655 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27656 * gcc.c-torture/compile/pr34448.c: New.
27658 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27660 PR gcov-profile/34609
27661 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27662 return_slot if result is TREE_ADDRESSABLE.
27664 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27666 * config/mips/mips.md (sqrt_condition): Tweak comment.
27667 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27669 2008-01-03 Tom Tromey <tromey@redhat.com>
27672 * c-common.c (c_type_hash): Handle VLAs.
27674 2008-01-03 Jan Hubicka <jh@suse.cz>
27676 PR tree-optimization/31081
27677 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27678 0 when inlining and not inlining to first basic block.
27679 (remap_decl): When var is initialized to 0, don't set default_def.
27680 (expand_call_inline): Set entry_bb.
27681 * tree-inline.h (copy_body_data): Add entry_bb.
27683 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27686 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27689 PR tree-optimization/29484
27690 * tree-inline.c (inline_forbidden_p_2): New function.
27691 (inline_forbidden_p): Disallow inlining if some static var
27692 has an address of a local LABEL_DECL in its initializer.
27693 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27696 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27698 PR tree-optimization/34635
27699 * tree-data-ref.c (add_other_self_distances): Make sure that the
27700 evolution step is constant.
27702 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27704 PR middle-end/34608
27705 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27707 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27709 * tree-sra.c (scalarize_init): Insert the generate_element_init
27710 statements after the generate_element_zero statements.
27712 2008-01-02 Richard Guenther <rguenther@suse.de>
27714 PR middle-end/34093
27715 PR middle-end/31976
27716 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27717 for very large number of operands instead of ICEing.
27719 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27722 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27723 while stack probing.
27725 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27727 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27730 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27732 PR libmudflap/26442
27733 * tree-mudflap.c (mx_register_decls): Guard warning by
27734 !DECL_ARTIFICIAL check.
27736 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27738 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27739 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27740 sse5_perm<mode>): Fix constraints.