1 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
3 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
4 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
6 (alpha_emit_conditional_branch): Do not generate direct branch
7 for UNORDERED comparisons.
9 2008-12-05 Andreas Schwab <schwab@suse.de>
11 * config/rs6000/linux-unwind.h (frob_update_context): Check for
14 2008-12-05 Jakub Jelinek <jakub@redhat.com>
17 * fold-const.c (fold_checksum_tree): Change buf type to union
20 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
23 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
25 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
27 2008-12-05 Ben Elliston <bje@au.ibm.com>
29 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
31 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
33 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
34 Gary Funck <gary@intrepid.com>
36 * cse.c (lookup_as_function): Delete mode frobbing code.
37 (equiv_constant): Re-implement it there for SUBREGs.
39 2008-12-04 Richard Guenther <rguenther@suse.de>
42 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
43 (tree-ssa-structalias.o): Remove errors.h dependency.
44 (tree-ssa-reassoc.o): Likewise.
45 * tree-ssa-reassoc.c: Do not include errors.h.
46 * tree-ssa-alias-warnings.c: Remove.
47 * tree-ssa-alias.c (compute_may_aliases): Remove call to
48 strict_aliasing_warning_backend.
49 * tree-ssa-structalias.c (emit_pointer_definition): New function.
50 (emit_alias_warning): Likewise.
51 (set_uids_in_ptset): Warn for clear cases of type-punning.
52 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
55 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
57 * cse.c (equiv_constant): Fix pasto.
59 2008-12-04 Nick Clifton <nickc@redhat.com>
61 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
62 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
65 2008-12-04 Jakub Jelinek <jakub@redhat.com>
68 * fold-const.c (fold_checksum_tree): Allow modification of
71 2008-12-03 Jakub Jelinek <jakub@redhat.com>
74 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
75 have the right number of arguments.
77 2008-12-03 Richard Guenther <rguenther@suse.de>
80 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
83 2008-12-03 Tomas Bily <tbily@suse.cz>
86 * tree-loop-distribution.c (build_size_arg): New function.
87 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
88 Reorganized generating of stmts.
89 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
90 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
91 Indicate if analysis succeed.
92 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
93 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
94 Uses new definition of dr_analyze_innermost.
96 2008-12-03 Ben Elliston <bje@au.ibm.com>
98 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
100 2008-12-03 Jakub Jelinek <jakub@redhat.com>
102 PR tree-optimization/37716
103 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
104 all the needed operations as trees and gimplify_assign it to dst.
107 * configure.ac (gcc_cv_readelf): Look for readelf.
108 (gcc_cv_as_cfi_advance_working): Check for working
109 cfi advances with code alignment factor > 1.
110 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
112 * configure: Regenerated.
114 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
115 Jakub Jelinek <jakub@redhat.com>
116 Andrew Pinski <andrew_pinski@playstation.sony.com>
118 PR rtl-optimization/38281
119 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
120 set it to NULL_RTX afterwards.
122 * emit-rtl.c (set_insn_deleted): Fix formatting.
124 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
126 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
128 * config/mips/mips.md (IMOVE32): New mode iterator.
129 (movsi): Generalize with IMOVE32.
130 (*movsi_internal): Likewise.
131 (*mov<mode>_mips16): Likewise.
134 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
135 Maxim Kuvyrkov <maxim@codesourcery.com>
137 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
138 PC-relative addressing when compiling for uclinux PIC.
139 (__cmpdf_internal, __cmpsf_internal): Hide.
140 (__cmpdf, __cmpsf): Use PIC call sequence.
142 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
143 Jack Howarth <howarth@bromo.med.uc.edu>
145 * config/i386/t-darwin64: Add m32 multilib support.
147 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
149 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
151 2008-12-02 Jakub Jelinek <jakub@redhat.com>
154 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
155 before using it in POINTER_PLUS_EXPR.
157 2008-12-02 Richard Guenther <rguenther@suse.de>
159 PR tree-optimization/38359
160 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
163 2008-12-02 Martin Jambor <mjambor@suse.cz>
166 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
168 (forward_propagate_addr_into_variable_array_index): Check that the
169 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
170 than the gimple code directly.
172 2008-12-02 Ben Elliston <bje@au.ibm.com>
174 * config/spu/float_disf.c (__floatdisf): Prototype.
175 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
176 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
177 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
179 2008-12-02 DJ Delorie <dj@redhat.com>
181 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
182 (DWARF_CIE_DATA_ALIGNMENT): Define.
184 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
185 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
186 (xstormy16_expand_prologue): Likewise.
187 (xstormy16_expand_builtin_va_start): Likewise.
188 (xstormy16_gimplify_va_arg_expr): Likewise.
190 2008-12-02 Jakub Jelinek <jakub@redhat.com>
193 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
194 potentially returned from folding memcpy.
195 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
196 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
198 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
201 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
202 decoration of function RTL names here on Ada language.
204 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
206 PR rtl-optimization/38280
207 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
208 ira_rebuild_regno_allocno_list): New functions.
209 (regno_allocnos): New static variable.
210 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
211 Call ira_rebuild_regno_allocno_list.
213 2008-12-01 David Daney <ddaney@caviumnetworks.com>
214 Adam Nemet <anemet@caviumnetworks.com>
216 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
217 LINUX_DRIVER_SELF_SPECS.
219 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
221 PR rtl-optimization/37514
222 * reload1.c (reload_as_needed): Invalidate reg_last_reload
225 2008-12-01 Jakub Jelinek <jakub@redhat.com>
228 * c-omp.c (c_finish_omp_for): Only transform pointer
229 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
231 PR rtl-optimization/38245
232 * tree-vrp.c (abs_extent_range): New function.
233 (extract_range_from_binary_expr): Compute range
234 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
235 or includes zero or if vr1 is VR_RANGE and op0 has some
238 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
241 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
242 case by calculating ~(new_reg & val) instead of (~new_reg & val).
243 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
244 to (not:I48MODE (and:I48MODE (...))).
245 (sync_old_nand<mode>): Ditto.
246 (sync_new_nand<mode>): Ditto.
248 2008-12-01 Nick Clifton <nickc@redhat.com>
250 * config/stormy16/stormy16.md (CARRY_REG): New constant.
251 Replace uses of the "y" register class with direct references to
252 the CARRY_REG register.
253 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
254 register with clobbers of the carry register.
255 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
256 (xstormy16_split_cbranch): Remove redundant carry parameter.
257 (xstormy16_expand_arith): Likewise.
258 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
259 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
260 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
261 (CARRY_REGNUM): Define.
262 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
264 (xstormy16_expand_arith): Likewise.
266 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
268 * config/score/score.h (IRA_COVER_CLASSES): Define.
270 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
273 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
274 (divsi3_sp32): Add new alternative with 'K' for operand #2.
275 (cmp_sdiv_cc_set): Factor common string.
276 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
278 (cmp_udiv_cc_set): Factor common string.
280 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
283 * varasm.c (emutls_finish): Fix common registration.
285 2008-11-29 Jakub Jelinek <jakub@redhat.com>
288 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
290 2008-11-29 David Edelsohn <edelsohn@gnu.org>
292 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
293 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
294 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
295 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
296 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
297 Ignore sub-word case for now.
298 (sync_nand<mode>_internal): Represent NAND in RTL.
299 (sync_old_nand<mode): Same.
300 (sync_old_name<mode>_internal): Same.
301 (sync_new_nand<mode>): Same.
302 (sync_new_nand<mode>_internal): Same.
303 (sync_boolcshort_internal): Expect NAND.
305 2008-11-28 Richard Guenther <rguenther@suse.de>
307 PR tree-optimization/37955
308 PR tree-optimization/37742
309 * tree-vect-transform.c (vectorizable_store): Remove assert for
311 (vectorizable_load): Likewise.
313 2008-11-27 Richard Guenther <rguenther@suse.de>
315 * tree-ssa-structalias.c (intra_create_variable_infos): Make
316 a constraint for the static chain parameter.
318 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
320 * config/bfin/bfin.opt (micplb): New option.
321 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
322 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
323 ENABLE_WA_INDIRECT_CALLS): New macros.
324 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
326 (indirect_call_p): New function.
327 (workaround_speculation): Handle anomaly 05-00-0426 when
328 ENABLE_WA_INDIRECT_CALLS is true.
329 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
330 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
331 * doc/invoke.texi (Blackfin Options): Document -micplb.
333 2008-11-26 DJ Delorie <dj@redhat.com>
335 * config/m32c/mov.md ("extendhipsi2"): New.
337 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
339 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
340 * config/m32c/mov.md (zero_extendqihi2): Likewise.
342 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
344 * config/mips/mips.md (clear_hazard): Rename to
345 clear_hazard_<mode>. Use mode-specific addition.
346 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
347 or gen_clear_hazard_di depending on the size of Pmode.
349 2008-11-26 DJ Delorie <dj@redhat.com>
351 * configure.ac: Test m32c-elf-gas for .loc.
352 * configure: Likewise.
354 2008-11-26 Janis Johnson <janis187@us.ibm.com>
357 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
360 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
362 * config/i386/sync.md (memory_barrier_nosse): Disable also for
363 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
364 (memory_barrier): Do not generate memory_barrier_nosse instruction
366 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
368 2008-11-26 Fredrik Unger <fred@tree.se>
370 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
371 function name from __floatundisf.
372 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
375 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
376 Richard Guenther <rguenther@suse.de>
378 PR tree-optimization/37869
379 * tree-ssa-structalias.c (struct constraint_graph): Remove
380 pt_used and number_incoming members.
381 (build_pred_graph): Do not allocate them.
382 (condense_visit): Do not use them.
383 (label_visit): Likewise.
384 (free_var_substitution_info): Do not free them.
386 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
388 * doc/invoke.texi (ira-max-loops-num): Change semantics.
390 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
392 * ira-color.c (allocno_spill_priority): New function.
393 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
394 Print more info about the spilled allocno.
395 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
398 * ira-build.c (loop_node_to_be_removed_p): Remove.
399 (loop_compare_func, mark_loops_for_removal): New functions.
400 (remove_uneccesary_loop_nodes_from_loop_t): Use member
402 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
404 * ira.c (ira): Don't change flag_ira_algorithm.
406 * params.def (ira-max-loops-num): Change the value.
408 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
410 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
411 Disable unsupported alternative for ColdFire,
412 add new alternative that ColdFire can handle.
414 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
416 * regrename.c (merge_overlapping_regs): Add registers artificially
417 defined at the top of the basic block to the set of live ones just
418 before the first insn.
420 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
421 Joey Ye <joey.ye@intel.com>
424 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
425 false if we need to align the outgoing stack.
426 (ix86_update_stack_boundary): Check parm_stack_boundary.
428 2008-11-25 Richard Guenther <rguenther@suse.de>
432 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
433 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
434 in favor of dereferenced_ptrs.
435 (init_alias_info): Adjust.
436 (delete_alias_info): Likewise.
437 (compute_flow_insensitive_aliasing): Properly
438 include all aliased variables.
439 (update_alias_info_1): Use dereferenced_ptrs.
440 (setup_pointers_and_addressables): Likewise.
441 (get_smt_for): Honor ref-all pointers and pointers with known alias
443 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
445 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
448 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
449 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
451 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
453 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
455 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
457 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
459 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
462 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
463 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
465 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
467 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
468 UNSPECV_CMPXCHG_[12].
469 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
470 UNSPECV_CMPXCHG_[12].
473 * config/i386/sync.md (memory_barrier): New expander.
475 2008-11-24 Jakub Jelinek <jakub@redhat.com>
478 * dse.c (find_shift_sequence): Optimize extraction from a constant.
480 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
482 * pa.c (function_arg): Revert 2008-10-26 change.
484 2008-11-23 Helge Deller <deller@gmx.de>
486 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
487 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
488 succeeded and lws_ret is not equal to oldval.
490 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
492 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
494 2008-11-22 Andreas Schwab <schwab@suse.de>
496 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
499 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
501 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
502 Use constant 1 as the operand.
503 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
504 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
505 gen_rdhwr_synci_step_di depending on the size of Pmode.
507 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/i386.md (SWI248): New mode iterator.
511 (SWI32): Remove mode iterator.
512 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
513 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
514 iterator. Generate popcnt mnemonic without mode extensions
515 for Darwin x86 targets.
516 (*popcount<mode>2_cmp): Ditto.
517 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
518 extensions for Darwin x86 targets.
520 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
522 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
523 only if HAVE_AS_SPARC_UA_PCREL is defined.
525 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
527 * ira-costs.c (find_allocno_class_costs): Work out the maximum
528 allocno_costs value of the classees with the lowest total_costs
529 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
530 (setup_allocno_cover_class_and_costs): ...rather than here.
531 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
534 2008-11-22 Jakub Jelinek <jakub@redhat.com>
537 * builtins.c (expand_builtin_apply_args): Emit sequence before
538 parm_birth_insn instead of after entry_of_function's first insn.
541 * function.c (assign_parm_remove_parallels): Pass
542 data->passed_type as third argument to emit_group_store.
545 * final.c (mark_symbol_refs_as_used): New function.
546 * output.h (mark_symbol_refs_as_used): New prototype.
547 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
548 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
549 * config/arm/arm.md (consttable_4): Likewise.
552 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
554 2008-11-21 Jakub Jelinek <jakub@redhat.com>
557 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
558 propagate x = &a into *x = b if conversion from b to a's type is
561 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
563 * caller-save.c (insert_one_insn): Take into account REG_INC notes
564 for the liveness computation of the new insn.
566 2008-11-21 DJ Delorie <dj@redhat.com>
568 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
569 Moves to/from below100 space (W) can only use r0-r7.
571 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
574 * doc/invoke.texi (Optimization Options): Fix typo.
576 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
577 Xuepeng Guo <xuepeng.guo@intel.com>
579 * config.gcc (extra_headers): For x86 and x86-64, remove
580 gmmintrin.h, add immintrin.h and avxintrin.h.
582 * config/i386/gmmintrin.h: Renamed to ...
583 * config/i386/avxintrin.h: This. Issue an error if
584 _IMMINTRIN_H_INCLUDED is undedined.
586 * config/i386/immintrin.h: New.
588 2008-11-21 Jakub Jelinek <jakub@redhat.com>
591 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
592 mode of PLUS, not mode of the eliminated register.
594 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
596 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
597 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
598 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
599 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
600 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
601 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
602 (*nand<mode>3): Rename to *andnot<mode>3.
603 (*nandtf3): rename to *andnottf3.
604 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
605 Use CODE_FOR_mmx_andnotv2si3.
606 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
607 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
608 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
609 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
610 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
612 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
615 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
616 case by calculating ~(new_reg & val) instead of (~new_reg & val).
617 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
618 to (not:IMODE (and:IMODE (...))).
619 (sync_old_nand<mode>): Ditto.
620 (sync_new_nand<mode>): Ditto.
622 2008-11-20 Joseph Myers <joseph@codesourcery.com>
624 * config/arm/thumb2.md (thumb2_casesi_internal,
625 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
627 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
629 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
630 nand to the changed 4.4 semantic.
632 2008-11-20 Jakub Jelinek <jakub@redhat.com>
635 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
636 (fold_builtin_memory_op): Handle even the case where just one
637 of src and dest is an address of a var decl component, using
638 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
639 and readonly_data_expr src check.
640 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
643 PR rtl-optimization/36998
644 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
645 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
646 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
647 stack_adjust_offset callers.
648 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
650 (compute_barrier_args_size): Handle insns in annulled branches
653 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
656 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
657 Handle cases when integer argument crosses argument register boundary.
659 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
662 * config.gcc (i[34567]86-*-solaris2*): Don't include
663 i386/t-crtstuff here.
664 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
665 * config/i386/t-sol2: Move to libgcc/config/i386.
667 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
670 * tlink.c: Include "libiberty.h".
671 (initial_cwd): Change type into char *.
672 (tlink_init): Call getpwd instead of getcwd.
674 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
676 PR rtl-optimization/32283
677 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
678 of the induction variable to decide whether it may wrap.
679 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
680 initialization of the bound before the loop.
681 * simplify-rtx.c (simplify_binary_operation_1): Add two
682 simplifications regarding AND.
683 (simplify_plus_minus): Only fail if no simplification is possible.
684 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
686 2008-11-20 Jakub Jelinek <jakub@redhat.com>
689 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
690 checking until GIMPLE lowering.
691 * gimple-low.c (check_call_args): New function.
692 (lower_stmt) <case GIMPLE_CALL>: Call it.
694 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
696 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
697 with the same type as the first operand of the AND expression.
699 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
702 * ira-int.h (struct ira_loop_tree_node): New member
703 entered_from_non_parent_p.
705 * ira-color.c (print_loop_title): Print loop bbs.
707 * ira-emit.c (entered_from_non_parent_p,
708 setup_entered_from_non_parent_p): New functions.
709 (not_modified_p): Rename to store_can_be_removed_p. Check there
711 (generate_edge_moves): Use store_can_be_removed_p instead of
713 (ira_emit): Call setup_entered_from_non_parent_p.
715 * ira-build.c (copy_info_to_removed_store_destinations):
716 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
717 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
718 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
719 update all accumulated attributes.
721 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
724 * ira-int.h (ira_copy_allocno_live_range_list,
725 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
726 ira_finish_allocno_live_range_list): New prototypes.
727 (ira_allocno_live_ranges_intersect_p,
728 ira_pseudo_live_ranges_intersect_p): Remove.
730 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
731 ira_pseudo_live_ranges_intersect_p): Rename to
732 allocnos_have_intersected_live_ranges_p and
733 pseudos_have_intersected_live_ranges_p. Move them from here to ...
735 * ira-color.c: ... here
736 (coalesced_allocno_conflict_p): Use
737 allocnos_have_intersected_live_ranges_p.
738 (coalesced_allocnos_living_at_program_points,
739 coalesced_allocnos_live_at_points_p,
740 set_coalesced_allocnos_live_points): Remove.
741 (slot_coalesced_allocnos_live_ranges,
742 slot_coalesced_allocno_live_ranges_intersect_p,
743 setup_slot_coalesced_allocno_live_ranges): New.
744 (coalesce_spill_slots): Use ranges of coalesced allocnos.
745 (ira_sort_regnos_for_alter_reg): Use
746 allocnos_have_intersected_live_ranges_p.
747 (ira_reuse_stack_slot): Use
748 pseudos_have_intersected_live_ranges_p.
750 * global.c (pseudo_for_reload_consideration_p): Check
751 flag_ira_share_spill_slots too.
753 * ira-build.c (copy_allocno_live_range_list): Rename to
754 ira_copy_allocno_live_range_list. Make it external.
755 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
757 (ira_allocno_live_ranges_intersect_p): New.
758 (ira_finish_allocno_live_range_list): New.
759 (finish_allocno): Use it.
760 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
761 (copy_info_to_removed_store_destinations): Ditto. Use
762 ira_copy_allocno_live_range_list.
763 (ira_flattening): Use ira_merge_allocno_live_ranges.
765 * ira.c (too_high_register_pressure_p): New function.
766 (ira): Switch off sharing spill slots if the pressure is too high.
768 2008-11-19 Richard Guenther <rguenther@suse.de>
770 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
771 non-sizetype offsets if their precision matches that of the pointer.
772 * expr.c (expand_expr_real_1): Always sign-extend the offset
773 operand of a POINTER_PLUS_EXPR.
775 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
777 * config.gcc: Unobsolete mips-sgi-irix[56]*.
778 (mips-sgi-irix[56]*): No need to use fixproto.
780 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
781 Paul Brook <paul@codesourcery.com>
783 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
786 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
788 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
790 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
793 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
794 (separate_decls_in_region): Create shared struct even when there
797 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
799 * config/picochip/picochip.c (headers): Remove an unnecessary
802 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
805 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
806 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
808 * config/m68k/m68k.md: Adjust all conditional branches that use the
809 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
811 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
814 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
815 is a register or zero operand in the correct mode before generating
816 mtch1 insn or a register operand in the correct mode before generating
818 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
820 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
822 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
823 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
824 mipsisa*-*-elf*. Handle mipsisa64r2*.
825 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
826 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
828 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
829 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
831 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
832 Fix mips16 if mips64 or mips64r2 are multilib defaults.
833 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
836 2008-11-18 Jakub Jelinek <jakub@redhat.com>
839 * config/i386/i386.md (allocate_stack_worker_32,
840 allocate_stack_worker_64): Don't use match_dup between input and
842 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
843 * config/i386/i386.c (ix86_expand_prologue): Likewise.
845 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
847 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
848 is forced when trying to do a symbol link for it.
850 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
852 * expmed.c (extract_bit_field_1): Also use a temporary and
853 convert_extracted_bit_field when the conversion from ext_mode to
854 the target mode requires explicit truncation.
856 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
858 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
860 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
861 registers when not optimizing.
863 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
865 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
866 and its associated define_split. Expose the all-d alternative
867 to the register allocator, but mark it with "?". Mark the first
868 alternative with "*?*?".
869 (*mul_sub_si): Likewise.
870 (*mul_acc_si_r3900): New pattern.
872 2008-11-17 Jakub Jelinek <jakub@redhat.com>
875 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
876 propagating x = &a into *x = b, add a cast if not useless
877 type conversion or don't optimize if another stmt would be
880 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
883 * optabs.c (expand_sync_operation): Properly handle NAND case
884 by calculating ~(t1 & val) instead of (~t1 & val).
885 * builtins.c (expand_builtin_sync_operation): Warn for changed
886 semantics in NAND builtins.
887 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
889 * doc/invoke.texi (Warning options): Add Wsync-nand.
890 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
891 __sync_fetch_and_nand builtin operation in the example. Add a note
892 about changed semantics in GCC 4.4.
893 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
894 operation in the example. Add a note about changed semantics in
897 2008-11-16 Jan Hubicka <jh@suse.cz>
899 * cgraph.c (cgraph_function_body_availability): Fix test of externally
902 2008-11-16 Joshua Kinard <kumba@gentoo.org>
904 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
907 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
910 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
911 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
913 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
914 rather than call_really_used_regs when handling $gp.
916 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
919 * config/mips/mips.c (machine_function): Update the comment
920 above global_pointer.
921 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
922 that a function doesn't need a global pointer.
923 (mips_current_loadgp_style): Update accordingly.
924 (mips_restore_gp): Likewise.
925 (mips_output_cplocal): Likewise.
926 (mips_expand_prologue): Likewise.
928 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
930 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
931 parameter. Use DImode for computing the number of registers.
932 (function_arg): Adjust for above change.
933 (function_value): Likewise.
935 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
937 PR tree-optimization/37950
938 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
939 not computed for the current function.
941 2008-11-15 Jakub Jelinek <jakub@redhat.com>
944 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
945 gpr and other COMPONENT_REFs.
947 2008-11-15 Richard Guenther <rguenther@suse.de>
949 PR tree-optimization/38051
950 * tree-ssa-alias.c (update_alias_info_1): Manually find
953 2008-11-15 Joshua Kinard <kumba@gentoo.org>
955 * doc/invoke.texi (-mfix-r10000): Document.
956 * config/mips/mips.opt (mfix-r10000): New option.
957 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
958 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
959 (MIPS_COMPARE_AND_SWAP_12): Likewise.
960 (MIPS_SYNC_OP): Likewise.
961 (MIPS_SYNC_OP_12): Likewise.
962 (MIPS_SYNC_OLD_OP_12): Likewise.
963 (MIPS_SYNC_NEW_OP_12): Likewise.
964 (MIPS_SYNC_OLD_OP): Likewise.
965 (MIPS_SYNC_NAND): Likewise.
966 (MIPS_SYNC_OLD_NAND): Likewise.
967 (MIPS_SYNC_EXCHANGE): Likewise.
968 (MIPS_SYNC_EXCHANGE_12): Likewise.
969 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
971 (MIPS_SYNC_NEW_NAND): Likewise.
972 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
973 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
974 (mips_output_sync_loop): New function.
975 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
976 Make -mfix-r10000 require branch-likely instructions.
977 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
978 mips_output_sync_loop.
979 (compare_and_swap_12): Likewise.
980 (sync_add<mode>): Likewise.
981 (sync_<optab>_12): Likewise.
982 (sync_old_<optab>_12): Likewise.
983 (sync_new_<optab>_12): Likewise.
984 (sync_nand_12): Likewise.
985 (sync_old_nand_12): Likewise.
986 (sync_new_nand_12): Likewise.
987 (sync_sub<mode>): Likewise.
988 (sync_old_add<mode>): Likewise.
989 (sync_old_sub<mode>): Likewise.
990 (sync_new_add<mode>): Likewise.
991 (sync_new_sub<mode>): Likewise.
992 (sync_<optab><mode>): Likewise.
993 (sync_old_<optab><mode>): Likewise.
994 (sync_new_<optab><mode>): Likewise.
995 (sync_nand<mode>): Likewise.
996 (sync_old_nand<mode>): Likewise.
997 (sync_new_nand<mode>): Likewise.
998 (sync_lock_test_and_set<mode>): Likewise.
999 (test_and_set_12): Likewise.
1001 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1003 * gcc.c (cc1_options): Fix comment.
1005 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1008 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1009 argtype instead of result_type.
1011 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1013 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1014 subloop_next/next and subloops/childen fields.
1016 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1018 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1019 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1020 (LOCAL_INCLUDE_DIR): Undefine.
1021 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1023 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1025 PR rtl-optimization/37397
1026 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1027 (ALLOCNO_BAD_SPILL_P): New macro.
1029 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1031 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1032 (create_cap_allocno, propagate_allocno_info,
1033 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1034 (update_bad_spill_attribute): New function.
1035 (ira_build): Call it.
1037 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1039 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1041 PR tree-optimization/38104
1042 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1043 before calling mark_symbols_for_renaming, not after it.
1045 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1047 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1048 (OVERRIDE_OPTIONS): Likewise.
1050 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1051 Andrew Stubbs <ams@codesourcery.com>
1052 Gunnar Von Boehn <gunnar@genesi-usa.com>
1055 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1056 the shorter LEA insn over ADD.L where possible.
1058 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1060 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1061 systems, which are assumend to always provide SSP-support in glibc.
1062 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1064 * configure: Regenerate.
1066 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1069 * function.c (gimplify_parameters): For callee copies parameters,
1070 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1072 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1075 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1076 x86 parts into the `i[34567]86-*-linux*' and parts that are
1077 independent of the processor architecture into the `*-*-linux*' cases.
1078 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1079 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1080 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1081 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1082 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1083 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1084 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1086 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1088 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1089 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1090 (ls2_idiv): Likewise idiv3.
1091 (ls2_prefetch): New reservation.
1092 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1093 * config/mips/mips.md (type): Add imul3nc and idiv3.
1094 (length): Handle idiv3.
1095 (any_mod): New code_iterator.
1096 (u): Handle MOD and UMOD.
1097 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1098 (prefetch): Handle TARGET_LOONGSON_2EF.
1100 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1103 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1104 (prune_unused_types_walk): Call it for non-perennial local classes.
1105 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1106 entry, just set it to 2 and recurse on children, don't walk attributes
1109 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1111 * c-common.c (warn_about_parentheses): Add missing whitespace
1114 2008-11-13 Paul Brook <paul@codesourcery.com>
1116 * doc/invoke.texi: Document --fix-cortex-m3.
1117 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1118 Cortex-M3 cpu is selected.
1119 (output_move_double): Avoid overlapping base register and first
1120 destination register when fix_cm3_ldrd.
1121 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1123 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1126 * gimple.h (gimple_range_check_failed): Remove prototype.
1127 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1129 (gimple_range_check_failed): Removed.
1131 2008-11-13 Andrew Haley <aph@redhat.com>
1134 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1137 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1141 2007-05-07 Mike Stump <mrs@apple.com>
1142 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1143 also checks for and while statements in C++.
1145 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1148 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1149 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1150 - which clones are reachable - as "abstract and needed".
1151 * cgraph.c (cgraph_release_function_body): If a node is
1152 "abstract and needed", do not release its DECL_INITIAL() content
1153 that will be needed to emit debug info.
1155 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1158 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1159 to set HAVE_GETIPINFO.
1160 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1161 * configure: Regenerate.
1162 * config.in: Regenerate.
1164 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1167 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1169 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1172 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1173 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1175 2008-11-12 Jason Merrill <jason@redhat.com>
1178 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1181 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1183 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1184 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1186 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1187 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1189 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1191 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1192 packed-stack special handling.
1193 (FRAME_ADDR_RTX): Add definition.
1195 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1198 * fold-const.c (native_encode_string): New function.
1199 (native_encode_expr): Use it for STRING_CST.
1201 2008-11-12 DJ Delorie <dj@redhat.com>
1203 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1204 insns if the intermediate value will be used later.
1206 2008-11-12 Andreas Schwab <schwab@suse.de>
1208 * config/m68k/m68k.c (print_operand): Mask off extra extension
1209 bits when writing out the representation of real values.
1211 2008-11-12 Ira Rosen <irar@il.ibm.com>
1213 PR tree-optimization/38079
1214 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1217 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1220 * c-pretty-print.c (pp_c_complex_expr): New function.
1221 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1224 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1225 than INNER and INNER is a constant, forcibly align INNER as much
1228 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1230 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1232 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1234 PR rtl-optimization/37363
1235 * simplify-rtx.c (simplify_plus_minus): Don't create
1236 (const (minus ...)) expresisons.
1238 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1240 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1243 2008-11-10 Catherine Moore <clm@codesourcery.com>
1245 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1247 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1248 (BASE_DRIVER_SELF_SPECS): Remove.
1249 (DRIVER_SELF_SPECS): New definition.
1250 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1251 BASE_DRIVER_SELF_SPECS.
1252 * config/mips/sde.h: Likewise.
1253 * config/mips/iris6.h: Likewise.
1254 * config/mips/vr.h: Likewise.
1255 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1257 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1259 PR rtl-optimizations/37948
1260 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1261 (ira_create_copy, ira_add_allocno_copy): New parameter.
1263 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1264 to ira_add_allocno_copy.
1265 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1266 parameter to process_regs_for_copy.
1267 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1268 Fix typo in passing second allocno to ira_add_allocno_copy.
1270 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1271 coalesced allocnos list.
1272 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1274 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1275 (add_ira_allocno_to_ordered_bucket): Rename to
1276 add_allocno_to_ordered_bucket.
1277 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1278 head of coalesced allocnos list.
1279 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1280 Check that it is aready calculated.
1281 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1282 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1284 (coalesce_allocnos): Do extended coalescing too.
1286 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1287 parameter to ira_add_allocno_copy.
1289 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1291 (print_copy): Print copy origination too.
1293 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1296 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1298 PR rtl-optimization/37514
1299 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1300 flag_ira_share_spill_slots to 2 if it's already non-zero.
1301 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1302 flag_ira_share_spill_slots is 2.
1304 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1306 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1307 (prologue_enter_32): Set FB to SP - 4.
1309 2008-11-10 DJ Delorie <dj@redhat.com>
1311 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1312 constraint for single-bit-clear in lower byte of HI constant, vs
1313 Imb which just ignores the upper byte.
1314 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1315 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1316 (iorhi3_16): Check for single bit set, not single bit clear.
1318 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1320 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1322 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1324 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1326 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1327 values living in memory and use more precise alignment information.
1329 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1332 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1333 after __mf_check call if the call must end a bb.
1335 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1339 * combine.c (force_to_mode): Do not process vector types.
1341 * rtlanal.c (nonzero_bits1): Do not process vector types.
1342 (num_sign_bit_copies1): Likewise.
1344 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1346 * config/i386/gnu.h: Add copyright and licensing header.
1347 * config/gnu.h: Likewise.
1349 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1351 * fwprop.c (fwprop_done): Call df_remove_problem.
1353 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1356 * tree-scalar-evolution.c (instantiate_scev_1): Return
1357 chrec_dont_know for VL_EXP_CLASS_P.
1359 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1361 * reg-stack.c (reg_to_stack): Add missing braces in memset
1364 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1366 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1367 (NO_PROFILE_COUNTERS): New define.
1369 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1372 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1374 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1377 * config/sparc/constraints.md (D): New.
1378 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1379 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1381 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1382 Use the 'D' constraint in addition to 'F' in some alternatives.
1383 (DF splitter): Generalize for V64mode.
1384 * doc/md.texi (SPARC): Document the 'D' constraint.
1386 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1388 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1390 2008-11-06 Ben Elliston <bje@au.ibm.com>
1392 * gcc.c: Remove ancient comment about a bug in Sun cc.
1394 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1396 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1398 2008-11-06 Ben Elliston <bje@au.ibm.com>
1400 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1402 2008-11-06 Ben Elliston <bje@au.ibm.com>
1404 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1407 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1410 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1413 2008-11-05 Martin Jambor <mjambor@suse.cz>
1416 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1417 pointer arithmetics into array_ref if the array is accessed
1418 through an indirect_ref.
1420 2008-11-05 Richard Guenther <rguenther@suse.de>
1423 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1424 qualified pointer conversion before stripping qualifiers.
1425 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1426 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1427 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1430 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1431 properly canonicalize binary ops.
1432 (forward_propagate_addr_expr_1): Use
1433 may_propagate_address_into_dereference.
1435 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1438 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1439 Initialize uninitialized input registers with a NaN.
1441 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1445 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1447 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1451 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1452 exits and conditions.
1453 * testsuite/gcc.dg/graphite/pr37943.c: New.
1455 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1456 Andrew Pinski <andrew_pinski@playstation.sony.com>
1459 * c-common.c (warn_for_sign_compare): For complex result_type
1460 use component's type.
1462 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1464 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1466 * print-tree.c (print_node): Don't print DECL_INITIAL
1470 * c-common.c (parse_optimize_options): Save and restore
1471 flag_strict_aliasing around decode_options call.
1473 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1475 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1476 (host_detect_local_cpu): Use it instead of casted strings to
1477 compare vendor signatures.
1479 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1482 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1483 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1485 2008-11-03 Catherine Moore <clm@codesourcery.com>
1487 * config/mips.c (mips_conditional_register_usage): Handle the
1488 DSP control register.
1489 * doc/extend.texi: Document the DSP control register.
1491 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1492 Jakub Jelinek <jakub@redhat.com>
1494 * omp-low.c (expand_omp_for_generic): If iter_type has different
1495 precision than type and type is a pointer type, cast n1 and n2
1496 first to an integer type with the same precision as pointers
1497 and only afterwards to iter_type.
1499 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1501 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1502 (UNSPEC_GOTSYM_OFF): New unspec.
1503 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1504 (pic_add_dot_plus_eight): Likewise.
1505 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1506 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1507 UNSPEC_PIC_BASE operands.
1508 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1509 (arm_output_addr_const_extra): Handle it.
1511 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1513 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1514 integer class to full integer class if the offset is not word-aligned.
1516 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1519 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1521 (doloop_optimize): Update call to doloop_modify.
1523 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1525 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1527 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1530 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1531 gcc_cv_as_cfi_directive.
1532 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1533 merging read-only and read-write sections or assembler emits
1534 read-write .eh_frame sections.
1535 * configure: Regenerate.
1537 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1540 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1542 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1544 (rs6000_emit_prologue): Invert logic.
1545 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1546 (reg:P 11) instead of match_operand.
1547 (*save_fpregs_<mode>): Likewise.
1548 (*restore_gpregs_<mode>): Likewise.
1549 (*return_and_restore_gpregs_<mode>): Likewise.
1550 (*return_and_restore_fpregs_<mode>): Likewise.
1551 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1552 (reg:P 11) insted of match_operand.
1553 (*restore_gpregs_spe): Likewise.
1554 (*return_and_restore_gpregs_spe): Likewise.
1556 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1558 PR tree-optimization/37684
1559 * gcc.dg/graphite/pr37684.c: New.
1560 * graphite.c (exclude_component_ref): New.
1561 (is_simple_operand): Call exclude_component_ref.
1563 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1565 PR tree-optimization/36908
1566 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1567 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1568 (number_of_rw_in_partition): New.
1569 (partition_contains_all_rw): New.
1570 (ldist_gen): Do not distribute when one of the partitions
1571 contains all the memory operations.
1573 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1575 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1576 EDGE_IRREDUCIBLE_LOOP.
1578 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1580 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1581 where we have one entry point in the loop which isn't the head.
1583 2008-11-03 Richard Guenther <rguenther@suse.de>
1586 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1588 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1591 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1592 for ipa and simple ipa passes.
1594 2008-11-02 Richard Guenther <rguenther@suse.de>
1596 PR tree-optimization/37542
1597 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1598 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1599 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1600 (vn_nary_op_insert_stmt): Likewise.
1601 (visit_use): Likewise.
1603 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1605 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1607 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1608 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1609 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1610 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1611 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1612 peephole2's): Replace unspec with rotate.
1613 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1615 2008-11-02 Richard Guenther <rguenther@suse.de>
1617 PR tree-optimization/37991
1618 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1619 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1620 (set_ssa_val_to): Print if the value changed.
1621 (simplify_binary_expression): Strip useless conversions.
1623 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1626 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1629 2008-11-01 Richard Guenther <rguenther@suse.de>
1632 * builtins.c (fold_builtin_strspn): Return a size_t.
1633 (fold_builtin_strcspn): Likewise.
1635 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1637 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1638 attribute for struct return convention.
1640 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1642 * config/rs6000/crtsavres.asm: Really, really delete.
1644 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1646 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1648 (rs6000_emit_prologue): Invert logic.
1649 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1650 (reg:P 11) instead of match_operand.
1651 (*save_fpregs_<mode>): Likewise.
1652 (*restore_gpregs_<mode>): Likewise.
1653 (*return_and_restore_gpregs_<mode>): Likewise.
1654 (*return_and_restore_fpregs_<mode>): Likewise.
1655 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1656 (reg:P 11) insted of match_operand.
1657 (*restore_gpregs_spe): Likewise.
1658 (*return_and_restore_gpregs_spe): Likewise.
1660 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1662 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1663 list of word switches that take args.
1665 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1667 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1668 (s390_output_pool_entry): Call it through for_each_rtx.
1671 * expr.c (store_constructor): For vectors, if target is a MEM, use
1672 target's MEM_ALIAS_SET instead of elttype alias set.
1674 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1677 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1680 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1683 * config/rs6000/predicates.md (word_offset_memref_operand):
1684 Restructure code and look inside auto-inc/dec addresses.
1686 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1689 * libgcov.c ( __gcov_indirect_call_profiler): Check
1690 TARGET_VTABLE_USES_DESCRIPTORS.
1692 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1694 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1695 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1696 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1697 offset if eliminating soft frame pointer.
1698 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1699 (stack_protect_test_si): Add initial machine description
1700 for Stack Smashing Protector
1702 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1705 * c-common.c (min_precision): Move to...
1706 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1707 * tree.h (tree_int_cst_min_precision): Declare.
1708 * c-common.h (min_precision): Delete declaration.
1709 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1710 multiplication of non-negative integer constants.
1711 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1712 tree_int_cst_min_precision.
1713 (finish_enum): Likewise.
1715 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1718 * convert.c (convert_to_real): Do not optimize conversions of
1719 binary arithmetic operations between binary and decimal
1720 floating-point types. Consider mode of target type in determining
1721 decimal type for arithmetic. Unless
1722 flag_unsafe_math_optimizations, do not optimize binary conversions
1723 where this may change rounding behavior.
1724 * real.c (real_can_shorten_arithmetic): New.
1725 * real.h (real_can_shorten_arithmetic): Declare.
1727 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1729 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1730 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1731 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1733 (must_save_p): For some workarounds, interrupts need to clobber a
1735 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1736 and LC1 for WA_05000257.
1737 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1738 WA_05000283 and WA_05000315.
1739 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1740 (movbi): Add alternative to set CC to 1; improve code for setting
1742 (dummy_load): New pattern.
1744 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1747 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1748 BLKmode for non-memory, convert using a wider MODE_INT mode
1752 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1753 that haven't been removed yet.
1755 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1757 * config/bfin/bfin.c (struct machine_function): New member
1758 has_loopreg_clobber.
1759 (bfin_expand_movmem): Set it when generating memcpy insns.
1760 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1761 expand_epilogue_reg_restore): If we have hardware loops,
1762 memcpy insns (indicated by has_loopreg_clobber) or function
1763 calls, we need to save the loop registers.
1765 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1767 * config/i386/i386.c (core2_cost): Fix typos in comments.
1769 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1772 * combine.c (make_compound_operation): Don't call make_extraction with
1773 non-positive length.
1774 (simplify_shift_const_1): Canonicalize count even if complement_p.
1776 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1778 * convert.c (strip_float_extensions): Do not remove or introduce
1779 conversions between binary and decimal floating-point types.
1781 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1784 * fold-const.c (distribute_bit_expr): Convert common, left and
1785 right arguments to type.
1787 2008-10-28 Nick Clifton <nickc@redhat.com>
1789 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1790 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1791 call_really_used_regs array rather than the call_used_regs array.
1792 (mn10300_get_live_callee_saved_regs, expand_prologue,
1793 expand_epilogue, output_tst): Likewise.
1795 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1798 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1799 (df_get_entry_block_def_set): Neither here.
1800 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1802 PR tree-optimization/37879
1803 * predict.c (tree_estimate_probability): Check if last_stmt is
1804 non-NULL before dereferencing it.
1806 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1808 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1809 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1810 (ira_fast_allocation): Remove the prototype.
1812 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1813 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1814 (color_pass): Modify the updated costs.
1815 (ira_color): Rename to color. Make it static.
1816 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1817 (ira_color): New function.
1819 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1822 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1824 (set_allocno_live, clear_allocno_live, mark_ref_live,
1825 mark_ref_dead): Invalidate corresponding element of
1826 allocno_saved_at_call.
1827 (process_bb_node_lives): Increment last_call_num. Setup
1828 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1829 allocno was already saved.
1830 (ira_create_allocno_live_ranges): Initiate last_call_num and
1831 allocno_saved_at_call.
1833 * ira-build.c (ira_create_allocno): Initiate
1834 ALLOCNO_UPDATED_COVER_CLASS_COST.
1835 (create_cap_allocno, propagate_allocno_info,
1836 remove_unnecessary_allocnos): Remove setting updated costs.
1837 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1839 * ira.c (ira): Don't call ira_fast_allocation.
1841 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1844 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1847 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1849 * ira-int.h (ira_hard_regno_cover_class): New.
1851 * ira-lives.c (mark_reg_live, mark_reg_dead,
1852 process_bb_node_lives): Use ira_hard_regno_cover_class.
1854 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1855 (setup_hard_regno_cover_class): New function.
1856 (ira_init): Call setup_hard_regno_cover_class.
1858 * ira-costs.c (cost_class_nums): Add comment.
1859 (find_allocno_class_costs): Initiate cost_class_nums.
1860 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1862 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1865 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1866 Rename to copy_info_to_removed_store_destinations. Propagate
1867 conflict hard regs and register stack attribute.
1869 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1872 * pa.c (function_arg_padding): Pad complex and vector types
1873 upward in 64-bit runtime.
1874 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1876 2008-10-26 Matthias Klose <doko@ubuntu.com>
1878 * doc/install.texi: Document requirements on antlr.
1880 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1882 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1885 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1888 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1889 is defined, use it to modify the constant offset.
1891 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1893 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1894 and short arguments to the correct location as mandated by the ABI.
1896 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1898 PR rtl-optimization/37769
1899 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1901 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1903 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1904 unwind-dw2-Os-4-200.o.
1906 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1908 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1909 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1911 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1913 PR tree-optimization/36038
1914 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1915 add sizetype IV with initial value zero instead of pointer type.
1917 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1920 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1921 around bit operation.
1922 * profile.c (is_edge_inconsistent): Likewise.
1923 * fold-const.c (truth_value_p): Move from here...
1924 * tree.h (truth_value_p): ... to here.
1925 * c-tree.h (c_expr): Update description of original_code.
1926 * c-typeck.c (parser_build_unary_op): Set original_code.
1927 (parser_build_binary_op): Update call to warn_about_parentheses.
1928 * c-common.c (warn_about_parentheses): Take two additional
1929 arguments of the operands. Use a switch. Quote operators
1930 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1931 Add warning about !x | y and !x & y.
1932 * c-common.h (warn_about_parentheses): Update declaration.
1934 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1936 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1937 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1938 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1940 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1941 (check-%): For test targets listed in lang_checks_parallelized
1942 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1943 run the testing in multiple make goals, possibly parallel, and
1944 afterwards run dg-extract-results.sh to merge the sum and log files.
1946 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1948 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1949 (mips_move_to_gpr_cost): Likewise.
1950 (mips_move_from_gpr_cost): Likewise.
1951 (mips_register_move_cost): Make more fine-grained.
1953 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1955 * graphite.c (graphite_apply_transformations): Check for
1956 -fgraphite-identity.
1957 * toplev.c (process_options): Add graphite_identity.
1958 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1960 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1962 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1963 mulhisihl and mulhisihh builtins.
1965 From Jie Zhang <jie.zhang@analog.com>
1966 * config/bfin/bfin.md (composev2hi): Put operands into vector
1969 2008-10-22 Chao-ying Fu <fu@mips.com>
1971 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1973 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1975 From Mike Frysinger <michael.frysinger@analog.com>
1976 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1977 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1978 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1979 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1980 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1981 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1982 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1983 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1984 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1985 __ADSPBF51x__ for all of them.
1986 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1987 -mcpu bf512, bf514, bf516, and bf518.
1988 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1989 bf512-none, bf514-none, bf516-none, and bf518-none.
1990 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1991 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1992 * doc/invoke.texi (Blackfin Options): Document that
1993 -mcpu now accepts bf512, bf514, bf516, and bf518.
1995 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1998 * fold-const.c (build_range_type): For 1 .. signed_max
1999 range call build_nonstandard_inter_type if signed_type_for
2000 returned a type with bigger precision.
2002 2008-10-22 Richard Guenther <rguenther@suse.de>
2004 * tree.def (COMPLEX_TYPE): Constrain element type.
2005 * tree.c (build_complex_type): Assert that.
2006 * tree-ssa-structalias.c (could_have_pointers): Complex types
2007 cannot have pointers.
2009 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2012 * c-typeck.c (convert_for_assignment): Do not give declaration's
2013 location for builtins. Spell out which type was expected and which
2016 2008-10-22 Nick Clifton <nickc@redhat.com>
2018 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2019 the fdpic register to be a target when running in fdpic mode.
2021 2008-10-22 Rafael Espindola <espindola@google.com>
2023 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2024 newly created statements.
2026 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2029 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2030 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2031 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2033 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2036 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2037 Adjust -mcmodel=medium description for 2005-07-31 changes.
2039 2008-10-22 Jan Hubicka <jh@suse.cz>
2040 Jakub Jelinek <jakub@redhat.com>
2043 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2045 2008-10-21 Richard Henderson <rth@redhat.com>
2048 * emit-rtl.c (get_spill_slot_decl): Export.
2049 * emit-rtl.h (get_spill_slot_decl): Declare.
2050 * var-tracking.c (vt_add_function_parameters): Relax assertion
2051 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2053 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2055 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2056 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2059 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2062 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2063 processed by get_maxval_strlen.
2065 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2068 * tree.c (get_file_function_name): Copy first_global_object_name.
2069 Centralize call to clean_symbol_name.
2071 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2073 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2074 * config/svr4.h (SVR4_ASM_SPEC): New.
2075 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2076 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2078 * doc/invoke.texi (Option Summary): Add -T to linker options.
2079 (Link Options): Document -T.
2081 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2083 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2086 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2089 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2091 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2093 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2096 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2098 * doc/install.texi: Fix typos in previous patch.
2100 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2102 * doc/install.texi: Document in-tree building of gcc and mpfr.
2104 2008-10-19 Richard Guenther <rguenther@suse.de>
2106 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2108 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2111 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2112 (build_enumerator): Convert enumerators that fit in integer to
2115 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2117 * config/i386/i386.md (unnamed peephole2): Do not force memory
2118 operands of arith or logical instructions into registers for
2119 non-TARGET_READ_MODIFY targets.
2121 (ffs_cmove): Change operand 0 predicate to register_operand.
2122 Change operand 1 predicate to nonimmediate_operand.
2124 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2126 2008-10-18 Richard Guenther <rguenther@suse.de>
2128 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2129 VIEW_CONVERT_EXPR case against invalid gimple.
2131 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2133 * c-parser.c (c_parser_binary_expression): Silence the
2134 uninitialized variable warning emitted for binary_loc.
2136 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2138 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2141 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2144 * c-typeck.c (build_unary_op): Use omit_one_operand for
2145 IMAGPART_EXPR of real argument.
2147 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2149 PR tree-optimization/37664
2150 * fold-const.c (fold_binary): When optimizing comparison with
2151 highest or lowest type's value, don't consider TREE_OVERFLOW.
2153 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2156 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2157 * coverage.c: Include tm_p.h.
2158 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2159 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2160 dollar signs from PREFIX.
2161 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2162 instead of manual strip_name_encoding.
2164 2008-10-16 Richard Guenther <rguenther@suse.de>
2167 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2168 volatile qualified functions or methods as relevant.
2170 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2172 PR tree-optimization/37525
2173 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2174 sizetype unsigned constants, both in the case of C and bounds.
2176 2008-10-15 Jan Hubicka <jh@suse.cz>
2178 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2180 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2183 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2184 HARD_REGNO_CALL_PART_CLOBBERED.
2186 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2189 * ira-lives.c (mark_early_clobbers): Remove.
2190 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2191 check_and_make_def_conflicts,
2192 make_early_clobber_and_input_conflicts,
2193 mark_hard_reg_early_clobbers): New functions.
2194 (process_bb_node_lives): Call
2195 make_early_clobber_and_input_conflicts and
2196 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2198 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2199 early clobbers of pseudo-registers.
2201 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2204 * ira-build.c (ira_flattening): Recalculate
2205 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2206 from the scratch instead of the propagation.
2208 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2210 * doc/rtl.texi (const_double): Remove the "addr" operand.
2211 Describe CONST_DOUBLE_* macros under const_double rather
2213 (const_fixed): Fix the operand description.
2214 (const): Add an @findex directive.
2215 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2216 after the constant rtl table.
2217 (fix): Combine floating-point and fixed-point descriptions.
2219 * sched-deps.c (sched_analyze_2): Remove reference to
2222 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2224 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2226 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2227 for UNSPEC_GOTSYM_OFFs.
2228 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2229 (add_GOT_to_pic_reg): Use it.
2230 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2232 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2233 Harsha Jagasia <harsha.jagasia@amd.com>
2235 PR tree-optimization/37485
2236 * graphite.c (gmp_cst_to_tree): Moved.
2237 (iv_stack_entry_is_constant): New.
2238 (iv_stack_entry_is_iv): New.
2239 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2240 (loop_iv_stack_insert_constant): New.
2241 (loop_iv_stack_pop): Use new datatpype.
2242 (loop_iv_stack_get_iv): Same.
2243 (loop_iv_stack_get_iv_from_name): Same.
2244 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2245 (loop_iv_stack_patch_for_consts): New.
2246 (loop_iv_stack_remove_constants): New.
2247 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2248 (translate_clast): Call loop_iv_stack_patch_for_consts and
2249 loop_iv_stack_remove_constants.
2250 (gloog): Use new datatype. Redirect construction edge to end
2251 block to avoid accidental deletion.
2252 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2254 (union iv_stack_entry_data): New. Data in iv stack entry.
2255 (struct iv_stack_entry): New. Datatype for iv stack entries.
2257 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2259 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2260 * graphite.c (free_scop): Same.
2261 (build_scops): Same.
2262 (free_scattering): New.
2263 (build_cloog_prog): Call free_scattering.
2264 (patch_phis_for_virtual_defs): Fix memleak.
2265 (graphite_trans_bb_strip_mine): Same.
2266 (limit_scops): Same.
2268 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2269 Harsha Jagasia <harsha.jagasia@amd.com>
2271 PR tree-optimization/37828
2272 * graphite.c (graphite_trans_loop_block): Do not loop block
2273 single nested loops.
2275 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2277 PR tree-optimization/37686
2278 * tree-loop-linear.c (linear_transform_loops): Build a
2279 loop nest vector. Pass it to lambda_compute_access_matrices.
2280 * tree-data-ref.h (struct access_matrix): Store the loop nest
2281 relative to which it encodes the information.
2282 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2283 (am_vector_index_for_loop): Reimplemented: iterate over the
2284 loop nest for finding the loop index in the access matrix.
2285 (lambda_compute_access_matrices): Update declaration.
2286 * lambda-code.c (build_access_matrix): Pass the loop nest and
2288 (lambda_compute_access_matrices): Same.
2290 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2292 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2293 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2294 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2295 already implies hard float. Also fix several insn condition
2296 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2298 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2301 Based on patches by Laurent Vivier.
2302 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2303 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2304 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2305 dollar sign to underscore.
2306 (ASM_OUTPUT_EXTERNAL): Same.
2307 (ASM_OUTPUT_LABELREF): New.
2308 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2310 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2311 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2312 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2313 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2315 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2317 PR tree-optimization/36881
2318 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2319 that each value doesn't need runtime relocations, for !flag_pic
2320 check that each value is just a valid initializer constant.
2322 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2324 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2325 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2326 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2327 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2329 (REG_CLASS_NAMES): Update accordingly.
2330 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2331 rather than an unpredictable descriptive string.
2332 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2333 (mips_register_move_cost): Check for specific COP*_REGS classes,
2334 instead of ALL_COP_AND_GR_REGS.
2335 (mips_ira_cover_classes): New function.
2336 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2337 (TARGET_IRA_COVER_CLASSES): Define.
2339 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2342 * tree.c (build_type_attribute_qual_variant): Hash on the
2343 unqualified type, and don't overwrite an existing
2344 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2345 allow distinguishing between wchar_t and its underlying type. This
2346 also means that we'll retain a little more typedef information.
2348 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2349 Dmitry Melnik <dm@ispras.ru>
2350 Dmitry Zhurikhin <zhur@ispras.ru>
2351 Alexander Monakov <amonakov@ispras.ru>
2352 Maxim Kuvyrkov <maxim@codesourcery.com>
2354 * target.h (struct gcc_target): Update prototypes of needs_block_p
2356 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2357 * sel-sched.c (create_speculation_check): Likewise.
2358 * doc/tm.texi: Provide documentation for new target hooks.
2360 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2361 (ia64_gen_spec_insn): Removed.
2362 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2363 ia64_gen_spec_check): New static functions.
2364 (ia64_alloc_sched_context, ia64_init_sched_context,
2365 ia64_set_sched_context, ia64_clear_sched_context,
2366 ia64_free_sched_context, ia64_get_insn_spec_ds,
2367 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2368 (ia64_needs_block_p): Change prototype.
2369 (ia64_gen_check): Rename to ia64_gen_spec_check.
2370 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2371 into declaration, add special memory dependencies handling.
2372 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2373 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2374 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2375 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2376 Define new target hooks.
2377 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2378 (ia64_optimization_options): Turn on selective scheduling with -O3,
2379 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2380 default with selective scheduling.
2381 (ia64_override_options): Initialize align_loops and align_functions
2382 to 32 and 64, respectively. Set global selective scheduling flags
2383 according to target-dependent flags.
2384 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2385 (group_barrier_needed): Use new mstop-bit-before-check flag.
2387 (dfa_state_size): Make global.
2388 (spec_check_no, max_uid): Remove.
2389 (mem_ops_in_group, current_cycle): New variables.
2390 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2391 Initialize new variables.
2392 (is_load_p, record_memory_reference): New functions.
2393 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2395 (ia64_variable_issue): Change use of current_sched_info to
2396 sched_deps_info. Update comment. Note if a load or a store is issued.
2397 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2398 advance if maximal number of loads or stores was issued on current
2400 (scheduled_good_insn): New static helper function.
2401 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2402 a group barrier is needed. Fix vertical spacing. Guard the code
2403 doing state transition with last_scheduled_insn check.
2404 Mark that a stop bit should be before current insn if there was a
2405 cycle advance. Update current_cycle and mem_ops_in_group.
2406 (ia64_h_i_d_extended): Change use of current_sched_info to
2407 sched_deps_info. Reallocate stops_p by larger chunks.
2408 (struct _ia64_sched_context): New structure.
2409 (ia64_sched_context_t): New typedef.
2410 (ia64_alloc_sched_context, ia64_init_sched_context,
2411 ia64_set_sched_context, ia64_clear_sched_context,
2412 ia64_free_sched_context): New static functions.
2413 (gen_func_t): New typedef.
2414 (get_spec_load_gen_function): New function.
2415 (SPEC_GEN_EXTEND_OFFSET): Declare.
2416 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2417 (get_mode_no_for_insn): Change the condition that prevents use of
2418 special hardware registers so it can now handle pseudos.
2419 (get_spec_unspec_code): New function.
2420 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2421 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2422 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2423 during selective scheduling.
2424 (ia64_speculate_insn): Use ds_get_speculation_types when
2425 determining whether we need to change the pattern.
2426 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2427 (ia64_spec_check_src_p): Support new speculation/check codes.
2428 (struct bundle_state): New field.
2429 (issue_nops_and_insn): Initialize it.
2430 (insert_bundle_state): Minimize mid-bundle stop bits.
2431 (important_for_bundling_p): New function.
2432 (get_next_important_insn): Use important_for_bundling_p.
2433 (bundling): When shifting TImode from unimportant insns, ignore
2434 also group barriers. Assert that best state is found before
2435 the backward bundling pass. Print number of mid-bundle stop bits.
2436 Minimize mid-bundle stop bits. Check correct calculation of
2437 mid-bundle stop bits.
2438 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2439 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2441 (sel2_run): New variable.
2442 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2443 selective scheduling pass instead of schedule_ebbs.
2445 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2446 (UNSPEC_LDS_A): New UNSPEC.
2447 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2448 movti_internal, movsf_internal, movdf_internal,
2449 movxf_internal): Make visible. Add speculable* attributes.
2450 (output_c_nc): New mode attribute.
2451 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2452 mov<mode>_nc, zero_extend<mode>di2_nc,
2453 advanced_load_check_nc_<mode>): New insns.
2454 (zero_extend*): Add speculable* attributes.
2456 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2457 (msched-stop-bits-after-every-cycle): Likewise.
2458 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2460 (msched-spec-verbose): Remove.
2461 (msched-prefer-non-data-spec-insns,
2462 msched-prefer-non-control-spec-insns,
2463 msched-count-spec-in-critical-path,
2464 msel-sched-dont-check-control-spec): Use Target Report Var
2465 instead of Common Report Var.
2467 * config/ia64/itanium2.md: Remove incorrect bypass.
2469 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2471 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2474 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2475 and -fhelp=separate.
2477 2008-10-14 Ben Elliston <bje@au.ibm.com>
2479 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2481 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2483 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2486 2008-10-13 Matthias Klose <doko@ubuntu.com>
2488 * config/pa/linux-atomic.c: Work around missing header file
2489 for hppa64-linux-gnu targets.
2491 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2492 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2493 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2494 Grace Cao <grace_cao@playstation.sony.com>
2496 * doc/invoke.texi (-mgen-cell-microcode): Document.
2497 (-mwarn-cell-microcode): Document.
2498 * cfglayout.c (locator_location): Export.
2499 * rtl.h (locator_location): Define prototype.
2500 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2502 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2503 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2504 (mwarn-cell-microcode): New option.
2505 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2506 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2507 cell and not already set.
2508 Turn off string instructions if not generating cell microcode.
2509 (rs6000_final_prescan_insn): New function that warns about microcoded
2511 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2512 * config/rs6000/rs6000.md
2513 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2514 the instruction would have been microcoded on the Cell. Set
2515 cell_micro to always on unnamed patterns for the string instructions.
2516 (cell_micro): Update definition, remove load/store conditional
2518 (sign_extend:DI): Define new pattern for non microcoded version.
2519 (sign_extend:SI): Likewise.
2520 (compare (div:P)): Set cell_micro to not.
2521 (andsi3): Define as an expand.
2522 (andsi3_mc): New pattern.
2523 (andsi3_nomc): New pattern.
2524 (andsi3_internal0_nomc): New pattern.
2525 (andsi3_internal2): Rename to ...
2526 (andsi3_internal2_mc): this and enable iff generating microcode.
2527 (andsi3_internal3): Rename to ...
2528 (andsi3_internal3_mc): this and enable iff generating microcode.
2529 (andsi3_internal4): Enable iif generating microcode.
2530 (andsi3_internal5): Rename to ..
2531 (andsi3_internal5_mc): this and enable iff generating microcode.
2532 (andsi3_internal5_nomc): New pattern.
2533 (extzvdi_internal1): Enable iff generating microcode.
2534 (extzvdi_internal2): Likewise.
2535 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2536 (anddi3): Change to expand.
2537 (anddi3_mc): Rename from anddi3.
2538 (anddi3_no_mc): New pattern.
2539 (anddi3_internal2): Rename to ..
2540 (anddi3_internal2_mc): this and enable iff generating microcode.
2541 (anddi3_internal2_nomc): New pattern.
2542 (anddi3_internal3): Rename to ..
2543 (anddi3_internal3_mc): this and enable iff generating microcode.
2544 (anddi3_internal3_nomc): New pattern.
2545 (movti_string): Set cell_micro to always if TARGET_STRING.
2546 (stmsi8): Set cell_micro to always.
2552 (stmsi8_power): Likewise.
2553 (stmsi7_power): Likewise.
2554 (stmsi6_power): Likewise.
2555 (stmsi5_power): Likewise.
2556 (stmsi4_power): Likewise.
2557 (stmsi3_power): Likewise.
2558 (movsi_update2): Enable iff generating microcode.
2559 (movhi_update3): Likewise.
2560 (lmw): Set cell_micro to always.
2562 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2564 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2565 * config/s390/s390.c (machine_function): Remove
2566 decomposed_literal_pool_addresses_ok_p.
2567 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2568 the difference of two labels.
2569 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2570 (s390_pool_offset): New function.
2571 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2572 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2574 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2576 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2577 (powerpc*-*-linux-gnu*): Describe.
2578 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2579 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2580 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2581 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2582 config/rs6000/e500crtres32gpr.asm,
2583 config/rs6000/e500crtres64gpr.asm,
2584 config/rs6000/e500crtres64gprctr.asm,
2585 config/rs6000/e500crtrest32gpr.asm,
2586 config/rs6000/e500crtrest64gpr.asm,
2587 config/rs6000/e500crtresx32gpr.asm,
2588 config/rs6000/e500crtresx64gpr.asm,
2589 config/rs6000/e500crtsav32gpr.asm,
2590 config/rs6000/e500crtsav64gpr.asm,
2591 config/rs6000/e500crtsav64gprctr.asm,
2592 config/rs6000/e500crtsavg32gpr.asm,
2593 config/rs6000/e500crtsavg64gpr.asm,
2594 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2595 * config/rs6000/crtsavres.asm: Really remove.
2597 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2600 * c-format.c (convert_format_name_to_system_name): Use
2601 TARGET_OVERRIDES_FORMAT_INIT.
2602 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2603 * config/i386/mingw.opt: New.
2604 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2605 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2606 (ms_printf_length_specs): Removed const specifier.
2607 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2608 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2610 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2612 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2613 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2615 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2618 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2619 sure that ref has valid bb.
2621 2008-10-12 Richard Henderson <rth@redhat.com>
2624 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2625 * alias.c (value_addr_p, stack_addr_p): Remove.
2626 (nonoverlapping_memrefs_p): Remove IRA special case.
2627 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2628 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2629 * reload1.c (alter_reg): Use it.
2631 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2633 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2634 of registers instead of eax, ebx, ecx and edx. Use for loop
2635 and check register for non-zero value before the call
2636 to decode_caches_intel.
2638 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2640 PR rtl-optimization/37448
2641 * df.h: (df_ref_class): New enum.
2642 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2643 (struct df_ref): Replaced with union df_ref_d.
2644 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2645 New members of df_ref_d union.
2646 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2647 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2648 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2649 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2650 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2651 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2652 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2653 (df_scan_bb_info, df_bb_regno_first_def_find,
2654 df_bb_regno_last_def_find, df_find_def, df_find_use,
2655 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2656 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2657 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2658 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2659 Replaced struct df_ref * with df_ref.
2660 * df-scan.c (df_collection_rec, df_null_ref_rec,
2661 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2662 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2663 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2664 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2665 df_reorganize_refs_by_reg_by_reg,
2666 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2667 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2668 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2669 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2670 df_bb_refs_record, df_exit_block_uses_collect,
2671 df_record_exit_block_uses, df_reg_chain_mark,
2672 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2673 df_ref * with df_ref.
2674 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2675 df_ref_class parameter.
2676 (df_scan_problem_data): Added new pools for different types of refs.
2677 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2678 df_ref_create_structure): Processed new ref pools.
2679 (df_scan_start_dump): Added counts of refs and insns.
2680 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2681 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2682 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2683 code to pass df_ref_class down to ref creation functions.
2684 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2685 df_reg_chain_mark): Use macros to hide references to df_refs.
2686 (df_ref_chain_change_bb): Removed.
2687 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2688 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2689 Enhanced to understand df_ref union structure.
2690 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2691 all_uses_available_at, update_df, try_fwprop_subst,
2692 forward_propagate_subreg, forward_propagate_and_simplify,
2693 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2694 df_ref * with df_ref.
2695 (use_killed_between, all_uses_available_at): Use macros to hide
2696 references to df_refs.
2697 * regstat.c (regstat_bb_compute_ri,
2698 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2700 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2701 see_handle_relevant_refs, see_analyze_one_def,
2702 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2703 struct df_ref * with df_ref.
2704 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2705 global_conflicts): Replaced struct df_ref * with df_ref.
2706 * ddg.c (create_ddg_dep_from_intra_loop_link,
2707 add_cross_iteration_register_deps, build_inter_loop_deps):
2708 Replaced struct df_ref * with df_ref.
2709 (create_ddg_dep_from_intra_loop_link,
2710 add_cross_iteration_register_deps): Use macros to hide references
2712 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2713 df_ref * with df_ref.
2714 * df-core.c (df_bb_regno_first_def_find,
2715 df_bb_regno_last_def_find, df_find_def, df_find_use,
2716 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2717 debug_df_ref): Replaced struct df_ref * with df_ref.
2718 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2719 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2721 * web.c (union_defs, entry_register, replace_ref, web_main):
2722 Replaced struct df_ref * with df_ref.
2723 (union_defs, replace_ref): Use macros to hide references to df_refs.
2724 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2725 Replaced struct df_ref * with df_ref.
2726 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2727 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2728 Replaced struct df_ref * with df_ref.
2729 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2730 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2732 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2733 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2734 df_compute_accessed_bytes_strict_low_part,
2735 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2736 Replaced struct df_ref * with df_ref.
2737 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2738 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2739 df_ref * with df_ref.
2740 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2741 check_dependency, check_dependencies, record_uses): Replaced
2742 struct df_ref * with df_ref.
2743 (invariant_for_use, check_dependency): Use macros to hide
2744 references to df_refs.
2745 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2746 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2747 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2748 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2749 references to df_refs.
2750 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2752 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2753 * df-problems.c (df_rd_bb_local_compute_process_def,
2754 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2755 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2756 df_chain_remove_problem, df_chain_create_bb_process_use,
2757 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2758 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2759 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2760 df_byte_lr_simulate_artificial_refs_at_top,
2761 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2762 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2763 df_simulate_uses, df_simulate_artificial_refs_at_end,
2764 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2766 (df_chain_dump): Use macros to hide references to df_refs.
2767 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2768 df_ref * with df_ref.
2769 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2770 mark_artificial_uses, mark_reg_dependencies,
2771 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2773 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2775 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2777 (array_ref_element_size): Likewise.
2778 (array_ref_low_bound): Likewise.
2779 (array_ref_up_bound): Likewise.
2780 * expr.c (contains_packed_reference): Likewise.
2781 (array_ref_element_size): Likewise.
2782 (array_ref_low_bound): Likewise.
2783 (array_ref_up_bound): Likewise.
2784 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2785 with ARRAY_RANGE_REF.
2786 (idx_find_step): Likewise.
2787 (idx_record_use): Likewise.
2788 (strip_offset_1): Likewise.
2789 (idx_remove_ssa_names): Likewise.
2791 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2792 Andi Kleen <ak@linux.intel.com>
2794 * config/i386/cpuid.h (__cpuid_count): New defines.
2795 * config/i386/driver-i386.c (struct cache_desc): New structure.
2796 (describe_cache): Use struct cache_desc to pass cache descriptions.
2797 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2798 (detect_caches_amd): Use struct cache_desc to describe caches.
2799 (decode_caches_intel): Use struct cache_desc to pass cache
2800 descriptions. Update descriptions to match latest (rev -032,
2801 December 2007) CPUID documentation. Do not check valid bit here.
2802 Check for Xeon MP value 0x49 problems.
2803 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2804 Check valid bit before calling decode_caches_intel. Detect number
2805 of times to repeat CPUID instruction.
2806 (detect_caches_cpuid4): New function.
2807 (detect_caches_intel): Depending on max_level, call
2808 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2809 only when other methods fail to provide valid L2 cache description.
2811 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2814 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2815 it to PIC call patterns.
2816 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2817 code generation and attributes from pattern. Change peephole2 to
2818 split for noreturn case. Revise split pattern for non noreturn case.
2819 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2820 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2821 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2824 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2826 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2827 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2829 (divdf3): Reformat long line.
2831 2008-10-11 Michael J. Eager <eager@eagercon.com>
2833 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2835 (rs6000_handle_option): Process -mfpu options.
2836 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2837 (enum fpu_type_t): New.
2838 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2839 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2841 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2842 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2843 * config/rs6000/rs6000.opt (-mfpu): New.
2844 (-mxilinx-fpu): New.
2845 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2846 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2847 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2848 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2849 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2851 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2854 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2855 LO_SUM on Darwin if mode has just one unit.
2857 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2860 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2861 has been optimized out.
2863 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2865 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2866 instead of PIC_DIRECT_ADDR_P.
2867 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2868 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2869 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2870 (PIC_OFFSET_P): Rename to...
2871 (PCREL_SYMOFF_P): ...this.
2872 (PIC_DIRECT_ADDR_P): Delete.
2873 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2875 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2876 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2877 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2878 * config/sh/sh.c (print_operand): Remove CONST handling.
2879 (unspec_caller_rtx_p): Rewrite to use split_const and check
2880 the operands of UNSPEC bases.
2881 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2882 with (unspec [A B] UNSPEC_SYMOFF).
2883 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2884 UNSPEC_PCREL_SYMOFF.
2885 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2886 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2887 (UNSPEC_EXTRACT_U16): Likewise.
2888 (UNSPEC_SYMOFF): Likewise.
2889 (UNSPEC_PCREL_SYMOFF): Likewise.
2890 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2892 (movsi_const_16bit): Likewise.
2893 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2894 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2895 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2896 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2897 with (unspec [A B] UNSPEC_SYMOFF).
2898 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2899 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2900 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2901 (Csu): Likewise UNSPEC_EXTRACT_U16.
2902 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2903 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2905 2008-10-10 Stepan Kasal <skasal@redhat.com>
2907 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2908 for loop strip mining and loop blocking.
2910 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2912 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2913 vary types depending on debug info.
2915 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2917 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2918 before ensuring it's already computed.
2920 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2922 * rtl.h (locator_eq): New decl.
2923 * cfglayout.c (locator_scope): New function.
2924 (insn_scope): Use it.
2925 (locator_eq): New function.
2926 (fixup_reorder_chain): Search for last insn in src bb
2927 that has locator set or first insn in dest bb. Use
2928 locator_eq instead of == to compare locators.
2929 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2930 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2931 == to compare locators.
2933 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2935 * gimple-low.c (lower_function_body, lower_gimple_return,
2936 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2937 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2938 goto_block on edges if goto_locus is known.
2941 * tree.h (get_object_alignment): Declare.
2942 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2943 get_object_alignment if needed.
2944 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2946 (get_object_alignment): ... here. New function. Try harder to
2947 determine alignment from get_inner_reference returned offset.
2949 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2951 * graphite.c (gloog): Don't call find_unreachable_blocks
2952 before delte_unreachable_blocks.
2954 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2955 goto_locus of true_edge into RTL locator.
2957 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2959 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2960 (*jcc_btdi_mask_rex64): Ditto.
2962 (*jcc_btsi_mask): Ditto.
2963 (*jcc_btsi_1): Ditto.
2964 (*jcc_btsi_mask_1): Ditto.
2966 2008-10-08 Paul Brook <paul@codesourcery.com>
2968 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2969 compatible profiler (__gnu_mcount_nc).
2970 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2972 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2974 * config/i386/i386.c (initial_ix86_tune_features): Add
2975 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2976 * config/i386/i386.h (ix86_tune_indices): Likewise.
2977 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2979 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2980 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2981 for FP to FP splitters.
2983 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2985 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2988 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2992 PR rtl-optimization/37341
2993 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2994 to ORIG_BB, pass through ORIG_BB recursively.
2995 (cse_condition_code_reg): Adjust caller.
2997 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2999 * sdbout.c (sdbout_one_type): Treat the value type
3000 CONST_DECL for enumerals.
3002 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3004 * config/i386/i386.md: Remove trailing white spaces.
3006 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3008 PR rtl-optimization/37448
3009 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3010 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3012 (struct output_info) [count]: Renamed total_created and made
3014 (struct output_info) [size]: Renamed total_allocated and made
3016 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3017 Properly keep track of desc->size.
3018 (print_statistics, dump_alloc_pool_statistics): Enhance the
3019 printing of statistics to print the number of elements and to use
3022 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3025 * opts.h (CL_SAVE): Move up to flags range.
3026 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3027 CL_COMMON): Renumber.
3028 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3029 * opts.c (common_handle_option): Revert last change.
3031 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3033 * config/i386/i386-protos.h (ix86_schedule): New.
3035 * config/i386/i386.c (ix86_schedule): New.
3036 (override_options): Add schedule to processor_alias_table. Set
3037 ix86_schedule from the schedule field in processor_alias_table.
3038 (ix86_function_specific_save): Save ix86_schedule.
3039 (ix86_function_specific_restore): Restore ix86_schedule.
3041 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3042 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3045 * config/i386/i386.opt: Add schedule.
3047 * config/i386/ppro.md: Remove generic32.
3049 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3052 * expr.c (count_type_elements): Handle ERROR_MARK.
3054 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3059 * basic-block.h (struct edge_def): Add goto_block field.
3060 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3061 one insn with locus corresponding to edge's goto_locus if !optimize.
3062 * profile.c (branch_prob): Copy edge's goto_block.
3063 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3065 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3066 locator in between the merged basic blocks if !optimize and needed.
3067 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3068 goto_locus into RTL locator. For unconditional jump use that
3069 locator for the jump insn.
3070 (expand_gimple_cond): Convert goto_block and goto_locus into
3071 RTL locator for all remaining edges. For unconditional jump
3072 use that locator for the jump insn.
3073 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3074 there is more than one edge or insn locator along the forwarding
3075 edges and !optimize. If there is just one, set e->goto_locus.
3076 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3078 (move_block_to_fn): Adjust edge's goto_block.
3080 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3083 * expmed.c (expand_mult): Properly check DImode constant in
3086 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3089 * dwarf2out.c (common_block_die_table): New variable.
3090 (common_block_die_table_hash, common_block_die_table_eq): New
3092 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3093 COMMON block in the current scope rather than globally. Optimize
3094 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3095 DW_OP_addr SYMBOL_REF+off.
3097 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3099 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3100 Return true for non-addressable GIMPLE operands.
3102 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3105 * config/i386/i386.c (initial_ix86_tune_features): Remove
3106 X86_TUNE_USE_BIT_TEST.
3107 * config/i386/i386.h (ix86_tune_indices): Likewise.
3108 (TARGET_USE_BIT_TEST): Removed.
3110 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3112 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3114 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3116 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3117 (mul<mode>3_mul3): ... into this new template.
3119 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3121 * gimplify.c (gimplify_arg): Add location argument. Use it.
3122 (gimplify_call_expr): Pass location to gimplify_arg.
3123 (gimplify_modify_expr_to_memcpy): Same.
3124 (gimplify_modify_expr_to_memset): Same.
3126 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3128 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3129 Update calls to build_unary_op and build_indirect_ref for location
3132 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3135 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3136 * c-typeck.c (array_to_pointer_conversion): Pass location to
3138 (function_to_pointer_conversion): Use error_at and warning_at.
3139 (build_indirect_ref): Same.
3140 (build_array_ref): Pass location to build_binary_op.
3141 (parser_build_unary_op): Do not set location after calling
3143 (build_unary_op): Add location argument. Use it throughout. Set
3144 EXPR_LOCATION before returning new tree.
3145 (build_modify_expr): Same.
3146 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3148 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3149 build_indirect_ref, build_modify_expr.
3150 (c_finish_omp_for): Same. Use error_at instead of error.
3151 * c-common.c (c_common_truthvalue_conversion): Pass location to
3153 (warn_for_div_by_zero): Add location argument.
3154 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3155 build_unary_op, warn_for_div_by_zero.
3156 * c-parser.c (c_parser_typeof_specifier): Use
3157 protected_set_expr_location.
3158 (c_parser_statement_after_labels): Same.
3159 (c_parser_condition): Same.
3160 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3161 (c_parser_conditional_expression): Use protected_set_expr_location.
3162 (c_parser_unary_expression): Pass location to build_indirect_ref.
3163 (c_parser_postfix_expression_after_primary): Pass location to
3164 build_indirect_ref, build_unary_op.
3165 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3167 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3169 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3170 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3171 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3173 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3174 (mips_issue_rate): Handle PROCESSOR_R10000.
3175 * config/mips/mips.md (cpu): Add r10000.
3177 * config/mips/10000.md: New file.
3179 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3181 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3182 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3183 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3185 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3187 * config/darwin-protos.h (machopic_function_base_name): Delete.
3188 (machopic_function_base_sym): Likewise.
3189 (machopic_gen_offset): Declare.
3190 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3191 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3192 * config/darwin.c (machopic_function_base_name): Delete.
3193 (machopic_function_base_sym): Likewise.
3194 (gen_pic_offset): Rename to...
3195 (machopic_gen_offset): ...this and remove the pic_base argument.
3196 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3197 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3198 crtl->uses_pic_offset_table.
3199 (machopic_indirect_data_reference): Use new machopic_gen_offset
3201 (machopic_legitimize_pic_address): Likewise.
3202 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3204 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3205 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3206 * config/i386/i386.c (output_set_got): Likewise.
3207 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3209 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3210 (legitimate_address_p): Likewise.
3211 (output_pic_addr_const): Likewise.
3212 (output_addr_const_extra): Likewise.
3213 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3214 match an UNSPEC rather than a MINUS.
3215 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3216 (builtin_setjmp_receiver): Use machopic_gen_offset.
3217 * config/i386/predicates.md (pic_symbolic_operand): Handle
3218 UNSPEC_MACHOPIC_OFFSET.
3220 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3221 Use machopic_gen_offset and machopic_operand_p.
3222 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3223 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3224 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3225 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3226 Set crtl->uses_pic_offset_table.
3228 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3230 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3232 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3233 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3234 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3235 (constant_pool_expr_p): Use split_const and check the base.
3236 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3238 (legitimate_constant_pool_address_p): Check toc_relative_p
3239 instead of constant_pool_expr_p.
3240 (print_operand_address): Always use output_addr_const for
3241 constant pool addresses.
3242 (rs6000_output_addr_const_extra): New function.
3243 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3245 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3249 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3250 (mark_ref_live, mark_ref_dead): Use them.
3251 (def_conflicts_with_inputs_p): Remove.
3252 (mark_early_clobbers): New function.
3253 (process_bb_node_lives): Call preprocess_constraints and
3254 mark_early_clobbers.
3256 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3258 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3260 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3261 lib with -mthread switch.
3263 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3266 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3267 function in two, making it call a new and reusable
3268 dwarf2out_imported_module_or_decl() that takes the containing
3269 BLOCK of the declaration in argument.
3270 (dwarf2out_imported_module_or_decl_real): New function.
3271 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3272 IMPORTED_DECL in account.
3273 * tree.def: Added IMPORTED_DECL node type.
3274 * tree.h: Added accessors for IMPORTED_DECL nodes.
3275 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3277 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3279 * doc/gimple.texi: Fix some typos, wrap some long lines,
3280 fix some broken wraps with continuations.
3281 * tree-ssa-reassoc.c: Fix comment typos.
3283 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3286 * pa.c (legitimize_pic_address): Force function labels to memory in
3289 2008-10-04 Anton Blanchard <anton@samba.org>
3291 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3292 (rs6000_split_atomic_op): Same.
3293 (rs6000_split_compare_and_swap): Same.
3294 (rs6000_split_compare_and_swapqhi): Same.
3296 2008-10-04 Richard Guenther <rguenther@suse.de>
3298 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3299 instead of pointer equality.
3300 (vn_nary_op_eq): Likewise.
3302 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3304 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3306 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3307 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3309 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3311 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3312 Revert previous change.
3314 2008-10-03 Tom Tromey <tromey@redhat.com>
3316 * stringpool.c (ggc_alloc_string): Terminate string.
3318 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3320 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3321 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3322 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3325 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3328 2008-10-03 Pascal Obry <obry@adacore.com>
3330 * gcov.c (create_file_names): Properly handle UNIX and DOS
3331 directory separators.
3332 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3333 separator to '~' to ensure clean filenames on Windows.
3335 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3337 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3338 Add a null terminator to the stripped name.
3340 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3342 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3343 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3344 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3345 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3346 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3347 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3348 TARGET_SINGLE_FLOAT.
3350 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3352 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3354 2008-10-02 Richard Guenther <rguenther@suse.de>
3357 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3358 and VECTOR_TYPE recurse with useless_type_conversion_p which
3359 properly handles void pointer conversion.
3361 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3364 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3365 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3367 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3369 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3370 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3371 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3372 they translate to non builtins.
3373 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3374 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3375 __builtin_vec_promote, __builtin_vec_extract, and
3376 __builtin_vec_insert.
3377 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3378 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3379 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3380 * config/rs6000/altivec.h (vec_extract): Define
3381 (vec_insert): Define.
3382 (vec_splats): Define.
3383 (vec_promote): Define.
3385 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3386 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3387 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3389 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3391 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3392 prototype. Add new parameter, blk.
3393 Use BLKmode for the MEM if blk is true.
3394 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3395 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3396 ALTIVEC_BUILTIN_STVRXL.
3397 Update usage of altivec_expand_lv_builtin.
3398 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3399 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3400 (altivec_init_builtins): If compiling for the Cell, also define the
3402 * config/rs6000/rs6000.h (rs6000_builtins): Define
3403 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3404 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3405 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3406 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3407 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3408 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3409 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3410 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3411 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3412 UNSPEC_STVRX, and UNSPEC_STVRXL.
3413 (altivec_lvlx): New pattern.
3414 (altivec_lvlxl): New pattern.
3415 (altivec_lvrx): New pattern.
3416 (altivec_lvrxl): New pattern.
3417 (altivec_stvlx): New pattern.
3418 (altivec_stvlxl): New pattern.
3419 (altivec_stvrx): New pattern.
3420 (altivec_stvrxl): New pattern.
3421 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3422 (vec_lvlxl): Likewise.
3423 (vec_lvrx): Define if PPU is defined.
3424 (vec_lvrxl): Likewise.
3425 (vec_stvlx): Define if PPU is defined.
3426 (vec_stvlxl): Likewise.
3427 (vec_stvrx): Define if PPU is defined.
3428 (vec_stvrxl): Likewise.
3430 2008-10-01 Geert Bosch <bosch@adacore.com>
3432 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3434 2008-10-01 Richard Guenther <rguenther@suse.de>
3436 PR tree-optimization/37617
3437 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3438 do not add to the NEW_SETS.
3440 2008-10-01 Richard Guenther <rguenther@suse.de>
3443 * tree-vrp.c (execute_vrp): If we optimized away the default
3444 case make sure to promote the label that got in place of it
3445 to a default case label.
3447 2008-10-01 Richard Henderson <rth@redhat.com>
3450 * tree-complex.c (set_component_ssa_name): Don't optimize
3451 is_gimple_min_invariant values with ssa_names in abnormal phis.
3453 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3455 PR tree-optimization/37662
3456 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3457 commutative binary operation if they are in the wrong order and
3458 fold_build2 produces non-GIMPLE.
3460 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3462 PR tree-optimization/37662
3463 PR tree-optimization/37663
3464 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3465 get_value_range with non-SSA_NAME. Don't assert operands have been
3466 folded, instead just bail out.
3468 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3470 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3472 2008-09-30 Richard Guenther <rguenther@suse.de>
3475 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3476 build restrict-qualified pointers.
3477 (vectorizable_store): Move alias check later.
3478 (vectorizable_load): Likewise.
3480 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3482 * c-common.c (empty_if_body_warning): Remove.
3483 * c-common.h (empty_if_body_warning): Remove.
3484 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3485 here the -Wempty-body warning for `if' and `else' statements.
3486 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3488 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3490 * config/i386/i386.opt: Add msse2avx.
3492 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3493 * config/i386/linux64.h (ASM_SPEC): Likewise.
3495 * doc/invoke.texi: Document -msse2avx.
3497 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3499 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3501 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3503 * ifcvt.c (noce_emit_store_flag): If using condition from original
3504 jump, reverse it if if_info->cond was reversed.
3506 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3508 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3509 non-constant memory if it cannot be forced to constant memory.
3510 Overhaul surrounding code and factor out common condition.
3512 2008-09-29 Jeff Law <law@redhat.com>
3514 * reload1.c (alter_reg): Add missing curly braces.
3516 2008-09-29 Michael J. Eager <eager@eagercon.com>
3518 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3520 * config/rs6000/rs6000.c (rs6000_override_options): Move
3521 rs6000_init_hard_regno_mode_ok after all options changed.
3522 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3523 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3524 -msimple-fpu flags. Add warning messages if single FP not configured.
3525 (rs6000_file_start): Output gnu_attribute for single-float.
3526 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3527 (rs6000_legitimize_address): Likewise.
3528 (rs6000_legitimize_reload_address): Likewise.
3529 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3530 TARGET_SINGLE_FLOAT.
3531 (function_arg_advance): Likewise (partial conversion).
3532 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3533 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3534 TARGET_SINGLE_FLOAT.
3535 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3536 (rs6000_emit_prologue): Likewise.
3537 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3538 TARGET_SINGLE_FLOAT.
3539 (rs6000_libcall_value): Likewise.
3540 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3541 (TARGET_DOUBLE_FLOAT): New default to 1
3542 (TARGET_SIMPLE_FPU): New default to 0
3543 (TARGET_SINGLE_FPU): New default to 0
3544 (TARGET_SINGLE_FLOAT_MODE): New.
3545 (TARGET_DOUBLE_FLOAT_MODE): New.
3546 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3547 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3549 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3550 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3551 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3552 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3553 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3554 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3555 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3556 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3557 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3558 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3559 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3560 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3561 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3562 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3563 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3564 cmptf_internal1, *cmptf_internal2): Condition on
3565 TARGET_DOUBLE_FLOAT.
3566 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3567 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3568 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3569 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3570 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3571 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3572 TARGET_SINGLE_FLOAT.
3573 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3574 * config/rs6000/rs6000.opt (-msingle-float): New.
3575 (-mdouble-float): New.
3576 (-msimple-fpu): New.
3577 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3578 -msingle-float, -mdouble-float, -msimple-fpu options.
3579 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3580 _SOFT_DOUBLE for -msingle-float.
3581 * config.gcc: New config for target=powerpc-xilinx-eabi.
3583 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3585 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3586 have exit and entry.
3587 (new_scop): Take entry and exit edge to define new SCoP.
3588 (sd_region_p): New structure used during SCoP detection.
3589 (move_scops): Delete.
3590 (move_sd_regions): New.
3591 (scopdet_info): Change the definition from edges back to basic_blocks.
3592 (scopdet_edge_info): Work on basic_blocks and rename to
3593 scopdet_basic_block_info.
3594 (split_difficult_bb): At the moment removed. We should later
3595 add it at another place.
3596 (build_scops_1): Work on basic_blocks.
3597 (bb_in_sd_region): New.
3598 (find_single_entry_edge): New.
3599 (find_single_exit_edge): New.
3600 (create_single_entry_edge): New.
3601 (sd_region_without_exit): New.
3602 (create_single_exit_edge): New.
3603 (unmark_exit_edges): New.
3604 (mark_exit_edges): New.
3605 (create_sese_edges): New.
3606 (build_graphite_scops): New.
3607 (build_scops): Make SCoPs SESE.
3608 (limit_scops): Use the new functions.
3610 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3612 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3614 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3617 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3618 address to a register before taking the lower part.
3620 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3622 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3625 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3626 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3629 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3630 the newly created variable.
3631 Create a VECTOR_CST of all 1s for vector types.
3633 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3636 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3638 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3640 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3641 order to convert between modes.
3642 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3644 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3646 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3649 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3652 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3656 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3658 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3659 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3660 them to yield false with MIPS16.
3662 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3665 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3666 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3667 mem_loc_descriptor failed. Accept UNSPEC.
3668 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3669 fail if one of the loc_descriptor calls for pieces failed.
3670 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3671 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3672 if loc_descriptor_from_tree_1 on offset failed.
3675 * opts.c (common_handle_option): Don't call print_specific_help with
3676 CL_SAVE as first argument.
3678 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3679 Steve Ellcey <sje@cup.hp.com>
3681 * configure: Regenerate for new libtool.
3682 * aclocal.m4: Ditto.
3684 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3686 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3687 alias set on MEM when saving stack pointer.
3688 * config/rs6000/rs6000.md (allocate_stack): Likewise
3690 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3692 PR tree-optimization/37574
3693 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3694 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3695 instead of vector_type for constants. Take computation out of loop.
3696 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3697 and use only vector_type for invariant case.
3698 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3700 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3703 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3704 the decl is a VAR_DECL or FUNCTION_DECL.
3706 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3709 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3710 (mark_ref_live, mark_ref_dead): Use them.
3711 (def_conflicts_with_inputs_p): Remove.
3712 (mark_early_clobbers): New function.
3713 (process_bb_node_lives): Call preprocess_constraints and
3714 mark_early_clobbers.
3716 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3718 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3721 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3722 (ira_compress_allocno_live_ranges): New prototype.
3724 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3725 (coalesced_allocnos_living_at_program_points): New.
3726 (coalesced_allocnos_live_at_points_p,
3727 set_coalesced_allocnos_live_points): New functions.
3728 (coalesce_spill_slots): Rewrite.
3730 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3731 ira_compress_allocno_live_ranges): New functions.
3733 * ira-build.c (ira_flattening): Call
3734 ira_compress_allocno_live_ranges.
3737 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3739 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3742 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3744 * combine.c (make_compound_operation): Handle the 'E' format.
3745 (count_rtxs): Likewise.
3746 (update_table_tick): Likewise.
3747 (get_last_value_validate): Likewise.
3749 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3751 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3753 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3755 * matrix-reorg.c (transform_allocation_sites): Initializers
3756 added to avoid the warning.
3758 2008-09-25 Martin Jambor <mjambor@suse.cz>
3760 * cgraph.c (free_nodes): New variable.
3761 (NEXT_FREE_NODE): New macro.
3762 (cgraph_create_node): Reuse nodes from the free list. Do not
3763 update uid if doing so.
3764 (cgraph_remove_node): Add the node to the free list.
3766 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3768 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3770 2008-09-24 Richard Henderson <rth@redhat.com>
3772 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3773 * unwind-dw2.c (execute_stack_op): Handle it.
3775 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3778 2008-09-24 Michael J. Eager <eager@eagercon.com>
3780 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3782 * c-common.c (fname_decl): New location argument.
3783 * c-common.h (fname_decl): Same.
3784 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3786 (c_parser_typeof_specifier): Same.
3787 (c_parser_parms_list_declarator): Same.
3788 (c_parser_asm_string_literal): Same.
3789 (c_parser_compound_statement_nostart): Same.
3790 (c_parser_label): Same.
3791 (c_parser_do_statement): Same.
3792 (c_parser_asm_statement): Same.
3793 (c_parser_unary_expression): Same.
3794 (c_parser_sizeof_expression): Same.
3795 (c_parser_postfix_expression): Same.
3796 (c_parser_pragma): Same.
3797 (c_parser_omp_clause_collapse): Same.
3798 (c_parser_omp_clause_num_threads): Same.
3799 (c_parser_omp_clause_schedule): Same.
3800 (c_parser_omp_all_clauses): Same.
3801 (c_parser_omp_sections_scope): Same.
3802 (c_parser_omp_for_loop): Same. Pass condition's location to
3803 c_objc_common_truthvalue_conversion.
3804 (c_parser_enum_specifier): Remove comment.
3806 2008-09-24 Michael J. Eager <eager@eagercon.com>
3808 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3810 * config/rs6000/rs6000.c (rs6000_override_options): Move
3811 rs6000_init_hard_regno_mode_ok after all options changed.
3812 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3813 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3814 -msimple-fpu flags. Add warning messages if single FP not configured.
3815 (rs6000_file_start): Output gnu_attribute for single-float.
3816 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3817 (rs6000_legitimize_address): Likewise.
3818 (rs6000_legitimize_reload_address): Likewise.
3819 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3820 TARGET_SINGLE_FLOAT.
3821 (function_arg_advance): Likewise.
3822 (function_arg): Likewise.
3823 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3824 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3825 TARGET_SINGLE_FLOAT.
3826 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3827 (rs6000_emit_prologue): Likewise.
3828 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3829 TARGET_SINGLE_FLOAT.
3830 (rs6000_libcall_value): Likewise.
3831 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3832 (TARGET_DOUBLE_FLOAT): New default to 1
3833 (TARGET_SIMPLE_FPU): New default to 0
3834 (TARGET_SINGLE_FPU): New default to 0
3835 (TARGET_SINGLE_FLOAT_MODE): New.
3836 (TARGET_DOUBLE_FLOAT_MODE): New.
3837 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3838 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3840 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3841 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3842 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3843 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3844 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3845 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3846 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3847 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3848 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3849 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3850 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3851 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3852 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3853 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3854 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3855 cmptf_internal1, *cmptf_internal2): Condition on
3856 TARGET_DOUBLE_FLOAT.
3857 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3858 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3859 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3860 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3861 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3862 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3863 TARGET_SINGLE_FLOAT.
3864 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3865 * config/rs6000/rs6000.opt (-msingle-float): New.
3866 (-mdouble-float): New.
3867 (-msimple-fpu): New.
3868 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3869 -msingle-float, -mdouble-float, -msimple-fpu options.
3870 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3871 _SOFT_DOUBLE for -msingle-float.
3872 * config.gcc: New config for target=powerpc-xilinx-eabi.
3874 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3876 * config/sparc/constraints.md: New file.
3877 * config/sparc/sparc.md: Include it.
3878 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3879 (sparc_extra_constraint_check): Delete.
3880 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3881 (memory_ok_for_ldd): New predicate.
3882 (sparc_extra_constraint_check): Delete.
3883 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3884 (CONST_OK_FOR_LETTER_P): Likewise.
3885 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3886 (EXTRA_CONSTRAINT): Likewise.
3888 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3890 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3892 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3894 * alias.c (find_base_value): Use FIND_BASE_TERM.
3895 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3897 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3899 * config/i386/i386.c: Include cselib.h.
3900 (ix86_pic_register_p): New function.
3901 (ix86_delegitimize_address): Use it to check for the PIC register.
3903 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3905 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3906 * config/i386/i386.c (ix86_find_base_term): Don't check for
3907 SYMBOL_REF and LABEL_REF.
3909 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3911 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3912 constant PLUS in a CONST.
3914 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3916 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3917 check for sibcall support for w64.
3919 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3921 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3923 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3925 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3926 parser_build_binary_op.
3927 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3928 * c-typeck.c (build_array_ref): Same.
3929 (parser_build_unary_op): New location argument.
3930 (pointer_diff): Pass location to build_binary_op,
3931 c_objc_common_truthvalue_conversion.
3932 (build_modify_expr): Same.
3933 (build_unary_op): New location argument.
3934 (build_binary_op): New location argument.
3935 (c_objc_common_truthvalue_conversion): Pass location to
3936 c_*common_truthvalue_conversion.
3937 * c-convert.c (convert): Same.
3938 * c-common.c (binary_op_error): New location argument.
3939 (pointer_int_sum): Pass location to build_binary_op.
3940 (c_common_truthvalue_conversion): New location argument.
3941 (warn_for_sign_compare): Same.
3942 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3943 binary_op_error, build_binary_op, warn_for_sign_compare.
3944 * c-parser.c (c_parser_condition): Pass location to
3945 c_*common_truthvalue_conversion.
3946 (c_parser_conditional_expression): Save condition's location and pass
3948 (c_parser_binary_expression): Same, but for the binary operator's
3950 (c_parser_omp_for_loop): Pass location to
3951 c_objc_common_truthvalue_conversion.
3953 2008-09-23 Martin Jambor <mjambor@suse.cz>
3955 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3956 (cgraph_node_remove_callees): New temporary f. Hold the next item
3958 (cgraph_node_remove_callers): Likewise.
3960 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3961 (ipa_node_removal_hook): Likewise.
3963 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3964 gimple_call_copy_skip_args and moved to the gimple_call section.
3965 * gimple.c (gimple_copy_call_skip_args): Renamed to
3966 gimple_call_copy_skip_args. Changed al users.
3968 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3970 * ira-color.c (start_allocno_priorities): Rename to
3971 setup_allocno_priorities. Use costs and
3972 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3973 range lengths. Get rid off doubles.
3974 (ira_fast_allocations): Call start_allocno_priorities.
3976 2008-09-22 David Daney <ddaney@avtrex.com>
3979 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3980 register if TARGET_LONG_CALLS.
3982 2008-09-22 Richard Guenther <rguenther@suse.de>
3984 PR tree-optimization/37145
3985 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3986 value-numbering union accesses with their offset and size only.
3987 (visit_reference_op_load): Fix simplification of inserted conversions.
3988 * tree-ssa-pre.c (find_or_generate_expression): Do not
3989 recursively generate expressions if running FRE.
3991 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3993 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3994 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3997 2008-09-22 Richard Guenther <rguenther@suse.de>
3999 PR tree-optimization/37145
4000 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4001 (phi_translate_1): Constant fold references.
4003 2008-09-22 Ira Rosen <irar@il.ibm.com>
4005 PR tree-optimization/37482
4006 * tree-vectorizer.h (struct _slp_instance): Add new field.
4007 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4008 (get_earlier_stmt): New function.
4009 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4011 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4012 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4013 asserts that GSI points to the scalar statement being vectorized.
4014 Set new statement location according to GSI.
4015 (vect_schedule_slp_instance): Use GSI of
4016 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4018 2008-09-21 Jan Hubicka <jh@suse.cz>
4020 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4021 (ipcp_insert_stage): Update dead_nodes bitmap.
4023 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4026 * config/i386/t-cygming (SHLIB_LC): Remove.
4027 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4028 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4030 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4034 * final.c (mark_symbol_ref_as_used): New helper function.
4035 (output_operand): Instead of just looking inside MEMs for
4036 SYMBOL_REFs, use new helper function and for_each_rtx.
4037 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4038 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4039 Make head comment more general.
4040 * config/darwin.c (machopic_output_indirection): Handle weak
4041 references here, like in assemble_external.
4043 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4045 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4046 (sparc_emit_float_lib_cmp): Change return type.
4047 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4048 (gen_compare_operator): New function.
4049 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4050 the comparison sequence. Minor tweaks.
4051 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4052 that the final operator and the result of sparc_emit_float_lib_cmp
4053 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4054 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4055 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4056 result of sparc_emit_float_lib_cmp match for software TFmode.
4057 (movqicc, movhicc, movsicc, movdicc): Merge into...
4058 (mov<I:mode>cc): ...this.
4059 (movsfcc, movdfcc, movtfcc): Merge into...
4060 (mov<F:mode>cc): ...this.
4061 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4063 (mov<I:mode>_cc_v9): ...this.
4064 (movdi_cc_sp64_trunc): Delete.
4065 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4066 movdi_cc_reg_sp64): Merge into...
4067 (mov<I:mode>_cc_reg_sp64): ...this.
4068 (movsf_cc_sp64): Rename into...
4069 (movsf_cc_v9): ...this.
4070 (movdf_cc_sp64): Rename into...
4071 (movdf_cc_v9): ...this.
4072 (movtf_cc_hq_sp64): Rename into...
4073 (movtf_cc_hq_v9): ...this.
4074 (movtf_cc_sp64): Rename into...
4075 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4077 2008-09-21 Diego Novillo <dnovillo@google.com>
4079 * doc/gccint.texi: Include generic.texi and gimple.texi.
4081 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4082 (GIMPLE): Move to gimple.texi.
4083 (Annotations): Remove references to to stmt_ann_t and
4085 (SSA Operands): Rename from 'Statement Operands'.
4086 * doc/generic.texi: New.
4087 * doc/gimple.texi: New.
4088 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4089 * Makefile.in (TEXI_GCCINT_FILES):
4090 * gimple.c (gimple_copy_call_skip_args): Rename from
4091 giple_copy_call_skip_args. Update all users.
4092 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4094 2008-09-21 Ira Rosen <irar@il.ibm.com>
4096 PR tree-optimization/37539
4097 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4098 statement in related statement field only for the first load of the
4099 group of loads with the same data reference.
4101 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4103 * config/mips/mips.h (TUNE_OCTEON): New macro.
4104 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4105 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4106 * config/mips/octeon.md: New file.
4107 * config/mips/mips.md: Include octeon.md. Restore
4108 semi-alphabetical order of include files.
4110 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4113 * config/i386/i386.md (*jcc_fused_1): Removed.
4114 (*jcc_fused_2): Likewise.
4115 (*jcc_fused_3): Likewise.
4116 (*jcc_fused_4): Likewise.
4118 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4120 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4121 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4122 * target.h (gcc_target): Add ira_cover_classes.
4123 * ira.c: Remove IRA_COVER_CLASSES guards.
4124 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4125 instead of IRA_COVER_CLASSES.
4126 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4127 (setup_class_translate): Likewise.
4128 (setup_reg_class_intersect_union): Likewise.
4129 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4130 test of targetm.ira_cover_classes.
4131 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4132 of IRA_COVER_CLASSES.
4133 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4134 (TARGET_INITIALIZER): Include it.
4135 * targhooks.h (default_ira_cover_classes): Declare.
4136 * targhooks.c (default_ira_cover_classes): New function.
4138 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4140 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4142 2008-09-19 Ian Lance Taylor <iant@google.com>
4144 * varasm.c (narrowing_initializer_constant_valid_p): Return
4145 NULL_TREE if ENDTYPE is not an integer.
4147 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4150 * tree-ssa.c (execute_update_addresses_taken): Also update
4151 DECL_GIMPLE_REG_P for vector and complex types.
4153 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4154 Jan Hubicka <jh@suse.cz>
4157 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4158 empty before freeing them.
4159 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4161 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4163 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4164 * config/xtensa/predicates.md (tls_symbol_operand): New.
4165 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4166 (TARGET_CANNOT_FORCE_MEM): Define.
4167 (xtensa_tls_symbol_p): New.
4168 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4169 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4170 (xtensa_tls_module_base): New.
4171 (xtensa_call_tls_desc): New.
4172 (xtensa_legitimize_tls_address): New.
4173 (xtensa_legitimize_address): Handle TLS symbols.
4174 (xtensa_tls_referenced_p_1): New.
4175 (xtensa_tls_referenced_p): New.
4176 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4178 (XTENSA_BUILTIN_THREAD_POINTER): New.
4179 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4180 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4181 builtin. Add declarations for __builtin_thread_pointer and
4182 __builtin_set_thread_pointer.
4183 (xtensa_fold_builtin): Recognize new builtins.
4184 (xtensa_expand_builtin): Expand new builtins.
4185 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4186 (TARGET_THREADPTR): Define.
4187 (HAVE_AS_TLS): Define default value.
4188 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4189 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4190 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4191 (UNSPECV_SET_TP): New.
4192 (sym_TPOFF, sym_DTPOFF): New.
4193 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4194 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4195 * configure: Regenerated.
4197 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4200 * config/ia64/ia64.c (ia64_optimization_options): Move
4201 checking and setting flag_schedule_insns_after_reload and
4202 ia64_flag_schedule_insns2 back to ...
4203 (ia64_override_options): Here.
4205 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4208 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4209 zero extend count after the correction to it is done.
4210 (doloop_optimize): Update call to doloop_modify, don't zero extend
4213 2008-09-18 Martin Jambor <mjambor@suse.cz>
4215 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4217 * ipa-prop.c: Correct comments.
4218 * ipa-prop.h: Likewise.
4220 2008-09-18 Jan Hubicka <jh@suse.cz>
4223 * ipa-reference.c (ipa_reference_local_vars_info_d,
4224 ipa_reference_global_vars_info_d,
4225 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4226 ipa_reference_vars_info_t): Move here from ipa-reference.h
4227 (node_duplication_hook_holder, node_removal_hook_holder): New.
4228 (get_reference_vars_info_from_cgraph): Rename to ...
4229 (get_reference_vars_info): ... this one, use cgraph uids.
4230 (get_local_reference_vars_info, get_global_reference_vars_info):
4231 Use cgraph instead of decl.
4232 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4234 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4235 ipa_reference_get_written_global,
4236 ipa_reference_get_not_written_global): Use cgraph argument.
4237 (check_call): Simplify avail check.
4238 (scan_stmt_for_static_refs): Update.
4239 (propagate_bits): Update.
4240 (merge_callee_local_info): Remove.
4241 (init_function_info): Use cgraph nodes.
4242 (clean_function_local_data): Break out from ...
4243 (clean_function): ... here.
4244 (copy_local_bitmap, copy_global_bitmap): New functions.
4245 (duplicate_node_data, remove_node_data): New functions.
4246 (generate_summary): Register hooks; use visibility instead of
4248 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4249 * ipa-reference.h (ipa_reference_local_vars_info_d,
4250 ipa_reference_global_vars_info_d,
4251 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4252 ipa_reference_vars_info_t): Move to ipa-reference.c
4253 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4255 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4256 ipa_reference_get_not_read_global,
4257 ipa_reference_get_not_written_global): Update prototype.
4258 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4259 (init_state): Remove.
4260 (node_duplication_hook_holder, node_removal_hook_holder): New.
4261 (get_function_state, set_function_state): Use VECtor.
4262 (analyze_function): Check body availability.
4263 (add_new_function): Likewise.
4264 (duplicate_node_data, remove_node_data): New.
4265 (generate_summary): Register hooks; do not care about clones.
4266 (propafate): Do not care about clones; recursive functions are
4268 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4269 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4270 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4272 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4273 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4274 Update call of ipa-reference accesors.
4276 2008-09-18 Simon Baldwin <simonb@google.com>
4278 * c-opts.c (c_common_handle_option): Add handling for
4279 -Wbuiltin-macro-redefined command line option.
4280 * c.opt: Added builtin-macro-redefined option.
4281 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4284 2008-09-18 Richard Guenther <rguenther@suse.de>
4286 PR tree-optimization/37258
4287 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4288 and signedness for integral types.
4289 (vn_phi_eq): Require compatible types.
4291 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4294 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4295 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4297 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4298 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4299 ggc_free other TREE_LIST nodes from that chain.
4300 * function.c (instantiate_decls): Instantiate also DECL_RTL
4301 of vars in cfun->local_decls, free that list afterwards.
4303 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4305 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4306 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4308 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4310 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4311 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4313 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4315 PR tree-optimization/37102
4316 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4317 from a node. Check to see if another PHI is dead.
4318 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4319 remove real PHIs which have no uses.
4320 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4322 2008-09-18 Richard Guenther <rguenther@suse.de>
4325 * tree-cfg.c (remove_useless_stmts_1): Remove
4326 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4328 2008-09-18 Nick Clifton <nickc@redhat.com>
4330 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4331 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4332 to frv_secondary_reload_class.
4333 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4334 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4335 (frv_secondary_reload_class): Omit unused parameter.
4336 (frv_secondary_reload): New function. Handle the case when
4337 secondary_reload_class() is called before the reload_(in|out)
4338 _optabs have been initialised.
4339 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4341 * config/frv/frv.md: Define an exclusion set between fr550_m0
4344 2008-09-18 Richard Guenther <rguenther@suse.de>
4346 PR tree-optimization/37456
4347 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4348 want to insert after ends a BB insert on the single fallthru
4351 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4353 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4354 Mention -march=z9-109, z9-ec and z10.
4356 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4358 PR rtl-optimization/37544
4359 * regrename.c (maybe_mode_change): Exit early when copy_mode
4360 is narrower than orig_mode and narrower than new_mode.
4362 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4365 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4367 * sched-rgn.c (ref_counts): Remove.
4368 (insn_referenced): New static variable.
4369 (INSN_REF_COUNT): Remove.
4370 (sched_run_compute_dependencies): Use insn_referenced instead of
4372 (add_branch_dependences): Likewise. Delete dead assignment.
4374 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4376 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4377 consumer is an asm. Add comment why this is important.
4378 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4379 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4381 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4383 * expr.c (emit_group_store): Do not shift before moving via a
4386 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4388 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4389 from aggregate to non-aggregate type if the bit pattern is not fully
4390 preserved afterwards.
4392 2008-09-17 Richard Guenther <rguenther@suse.de>
4394 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4395 (verify_gimple_assign): ... this. Split into ...
4396 (verify_gimple_assign_unary): ... this,
4397 (verify_gimple_assign_binary): ... that,
4398 (verify_gimple_assign_single): ... and this.
4399 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4400 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4401 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4402 (verify_types_in_gimple_reference): Be forgiving with
4404 (verify_gimple_phi): Deal with virtual operands.
4406 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4408 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4410 * tree.c (get_callee_fndecl): Don't call the language hook.
4411 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4412 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4413 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4415 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4417 * tree.c (protected_set_expr_location): Don't unnecessarily
4418 check for error_mark_node.
4420 2008-09-17 Art Haas <ahaas@impactweather.com>
4422 * ipa-reference.c (analyze_function): Declare step only if
4423 ENABLE_CHECKING is defined.
4425 2008-09-17 Jan Hubicka <jh@suse.cz>
4428 * tree.h (DECL_INLINE): remove.
4429 (DECL_DECLARED_INLINE_P): Update docs.
4430 (DECL_NO_INLINE_WARNING_P): new.
4431 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4432 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4434 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4435 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4438 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4441 2008-09-17 Jan Hubicka <jh@suse.cz>
4443 * ipa-reference.c (ipa_obstack): Remove.
4444 (local_info_obstack, global_info_obstack): New.
4445 (add_static_var): We now handle variables only.
4446 (mark_address_taken, mark_load, mark_store): New functions based on ...
4447 (check_operand): ... remove.
4448 (get_asm_stmt_operands): Rename to ...
4449 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4450 (scan_stmt_for_static_refs): Rewrite.
4451 (scan_op_for_static_refs): Rename to ...
4452 (scan_initializer_for_static_refs): do not look for VAR_DECL
4453 initializers; stop recursion on types and decls.
4454 (ipa_init): Use proper obstacks.
4455 (analyze_variable): Use scan_initializer_for_static_refs.
4456 (init_function_info): Use local obstack.
4457 (analyze_function): Simplify.
4458 (add_new_function): We don't need visited_nodes obstack.
4459 (generate_summary): Use proper obstacks; cleanup after propagation.
4461 2008-09-17 Richard Guenther <rguenther@suse.de>
4464 PR tree-optimization/37491
4465 * alias.c (get_alias_set): Use the canonical type.
4466 * tree-vect-transform.c (vectorizable_store): Use the type of
4467 the lhs for the vector type. Adjust checking.
4468 (vectorizable_load): Adjust checking.
4470 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4471 Adam Nemet <anemet@caviumnetworks.com>
4473 PR rtl-optimization/37483
4474 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4475 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4476 Rearrange code to better match the original comment. Check
4477 t_unconditional first. Improve comment.
4479 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4482 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4483 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4486 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4487 GIMPLE_TRY if cleanup sequence is empty.
4489 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4492 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4493 eliminate IV if the cost are the same.
4495 2008-09-16 Richard Guenther <rguenther@suse.de>
4498 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4501 2008-09-16 Richard Guenther <rguenther@suse.de>
4503 PR tree-optimization/37508
4504 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4506 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4508 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4510 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4512 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4513 use gen_floatdidf2 directly.
4514 (floatunssidf2): Likewise.
4515 (floatsidf_ppc64_mfpgpr): Remove.
4516 (floatsidf_ppc64): Remove.
4517 (floatunssidf_ppc64): Remove.
4519 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4521 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4522 rather than update_cost_queue.
4524 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4525 in every call starting with the second one, instead of only when
4526 alias_bitmap_obstack.elements != NULL.
4528 * tree-predcom.c (filter_suitable_components): Free all refs in
4529 act->refs vector before calling release_component.
4530 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4532 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4534 * tree-loop-linear.c (linear_transform_loops): Initialize
4535 lambda_obstack only after calling perfect_loop_nest_depth.
4536 Goto free_and_continue instead of just continue for later failures.
4539 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4542 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4544 2008-09-14 Andreas Schwab <schwab@suse.de>
4546 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4548 2008-09-14 Jan Hubicka <jh@suse.cz>
4550 * invoke.texi (-fconserve-stack): Document.
4551 * opts.c (decode_options): Handle conserve_stack.
4552 * common.opt (fconvserve_stack): New.
4554 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4556 * config.host: Add x-aix to host_xmake_file.
4557 * config/rs6000/t-aix52: Do not override LDFLAGS.
4558 * config/rs6000/x-aix: New file.
4560 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4566 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4567 is not recognized as a valid register usage. Allow REG_X to be used
4569 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4570 forces a reload when using a base register.
4572 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4574 * config/i386/cygming-crtend.c (register_frame_ctor): If
4575 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4576 directly with atexit.
4577 (deregister_frame_ctor): Rename to ...
4578 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4579 if !DEFAULT_USE_CXA_ATEXIT.
4581 2008-09-13 Jan Hubicka <jh@suse.cz>
4583 * cgraph.c: Include value-prof.h
4584 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4586 2008-09-13 Jan Hubicka <jh@suse.cz>
4589 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4590 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4591 tree_gen_one_value_profiler, tree_gen_average_profiler,
4592 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4594 2008-09-13 Jan Hubicka <jh@suse.cz>
4596 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4597 too many bytes on misalligned blocks.
4599 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4601 * doc/cfg.texi: Fix some typos.
4602 * doc/extend.texi: Likewise.
4603 * doc/install.texi: Likewise.
4604 * doc/invoke.texi: Likewise.
4605 * doc/rtl.texi: Likewise.
4606 * doc/tree-ssa.texi: Likewise.
4608 2008-09-13 Richard Guenther <rguenther@suse.de>
4611 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4612 gimple stores for memory rhs.
4614 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4616 PR rtl-optimization/37489
4617 * cse.c (fold_rtx): Don't return const_true_rtx for float
4618 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4620 2008-09-13 Jan Hubicka <jh@suse.cz>
4622 PR tree-optimization/37392
4623 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4625 2008-09-13 Martin Jambor <mjambor@suse.cz>
4626 Jan Hubicka <jh@suse.cz>
4628 * cgraph.c (free_edges): New variable.
4629 (NEXT_FREE_EDGE): New macro.
4630 (cgraph_free_edge): New function.
4631 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4632 (cgraph_node_remove_callees): Likewise.
4633 (cgraph_node_remove_callers): Likewise.
4634 (cgraph_create_edge): Reuse edges from the free list. Do not
4635 update uid if doing so.
4636 (cgraph_remove_*_hook): Add free call.
4638 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4640 * ira-color.c (conflict_allocno_vec): Delete.
4641 (update_cost_queue_elem): New structure.
4642 (update_cost_queue): New variable.
4643 (update_cost_queue_tail): Likewise.
4644 (update_cost_queue_elems): Likewise.
4645 (allocno_update_cost_check): Delete.
4646 (initiate_cost_update): Allocate update_cost_queue_elems
4647 instead of allocno_update_cost_check.
4648 (finish_cost_update): Update the free()s accordingly.
4649 (start_update_cost): New function.
4650 (queue_update_cost): Likewise.
4651 (get_next_update_cost): Likewise.
4652 (update_copy_costs_1): Inline into...
4653 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4654 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4655 once we've established they are equal. Don't allocate update
4656 costs if there is nothing to add to them.
4657 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4658 DIVISOR arguments. Use a queue instead of recursive calls;
4659 process all the allocnos in the initial queue, rather than
4661 (assign_hard_reg): Use queue_update_cost instead of
4662 conflict_allocno_vec. Queue coalesced allocnos instead
4663 of calling update_conflict_hard_regno_costs for each one.
4664 Just call update_conflict_hard_regno_costs once for the
4666 (ira_color): Remove conflict_allocno_vec handling.
4668 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4670 PR tree-optimization/37484
4671 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4672 (save_var_name): Same.
4673 (initialize_cloog_names): Same.
4674 (initialize_cloog_names): Same.
4676 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4678 * tree-scalar-evolution.c (set_instantiated_value): Set
4681 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4685 * ira-build.c (common_loop_tree_node_dominator): Remove.
4686 (copy_live_ranges_to_removed_store_destinations): New function.
4687 (regno_top_level_allocno_map): Move to top level from ...
4688 (ira_flattening): ... here. Use
4689 copy_live_ranges_to_removed_store_destinations.
4691 * ira-emit.c (generate_edge_moves): Fix a comment.
4693 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4696 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4697 scratch register after 'set' pattern.
4699 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4701 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4702 information passed to mark_reg_pointer.
4703 * explow.c (force_reg): Likewise.
4705 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4707 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4708 when building for the celledp architecture.
4710 2008-09-12 Richard Guenther <rguenther@suse.de>
4712 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4714 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4716 PR rtl-optimization/37424
4717 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4718 the regnos instead of the addresses.
4720 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4722 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4724 2008-09-11 Richard Guenther <rguenther@suse.de>
4726 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4727 entering the weaker equivalence recording.
4729 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4731 2008-09-11 Jeff Law <law@redhat.com>
4733 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4734 by assign_stack_local on the IRA path for stack slot sharing
4735 as well as the non-IRA path.
4737 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4739 * config/i386/i386.h: Fix whitespace issues.
4741 2008-09-11 Martin Jambor <mjambor@suse.cz>
4743 * ipa-prop.h (struct ipa_param_flags): Removed.
4744 (struct ipa_param_descriptor): New structure.
4745 (struct ipa_node_params): ipcp_lattices, param_decls and
4746 param_flags moved to ipa_param_description.
4747 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4748 descriptors. Renamed all users.
4749 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4750 changed to access descriptors. Renamed all users.
4751 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4752 to access descriptors. Renamed all users.
4753 * ipa-cp.c (ipcp_init_cloned_node): Call
4754 ipa_initialize_node_params instead of ipa_count_formal_params and
4755 ipa_create_param_decls_array.
4756 (ipcp_analyze_node): Likewise.
4757 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4758 descriptors. Renamed all users.
4759 (ipcp_initialize_node_lattices): Remove allocation.
4760 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4761 ipa_initialize_node_params instead of ipa_count_formal_params and
4762 ipa_create_param_decls_array.
4763 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4764 ipa_populate_param_decls, made static, added parameter info,
4765 renamed mt to node, removed allocation, changed to use
4767 (ipa_count_formal_params): Made static, added parameter info,
4769 (ipa_initialize_node_params): New function.
4770 (ipa_check_stmt_modifications): Changed to use descriptors.
4771 (ipa_detect_param_modifications): Removed allocation, changed to
4773 (ipa_note_param_call): Changed to use descriptors.
4774 (ipa_analyze_params_uses): Removed allocation.
4775 (ipa_free_node_params_substructures): Changed to use descriptors.
4776 (ipa_edge_duplication_hook): Use the unused attribute.
4777 (ipa_node_duplication_hook): Use the unused attribute, changed to
4778 use descriptors, changed to duplicate descriptors.
4780 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4781 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4782 indirect inlining. Made static.
4783 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4784 functions called only once.
4785 (cgraph_decide_recursive_inlining): Don't call
4786 ipa_propagate_indirect_call_infos, pass new_edges to
4787 cgraph_mark_inline_edge instead.
4788 (cgraph_decide_inlining_of_small_functions): Don't call
4789 ipa_propagate_indirect_call_infos, pass new_edges to
4790 cgraph_mark_inline_edge instead.
4791 (cgraph_decide_inlining): Don't call
4792 ipa_propagate_indirect_call_infos.
4793 * ipa-prop.c: Check that vectors are allocated.
4795 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4796 iff a new cgraph edges have been created.
4797 (cgraph_decide_inlining): New variable redo_always_inline.
4798 Flattening and always_inlining loop until callgraph stabilizes.
4799 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4800 true iff new cgraph edges have been created.
4801 (propagate_info_to_inlined_callees): Likewise.
4802 (ipa_propagate_indirect_call_infos): Likewise.
4804 2008-09-11 Richard Guenther <rguenther@suse.de>
4806 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4807 (set_prologue_iterations): Likewise.
4808 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4810 (vect_update_init_of_dr): Likewise.
4811 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4813 * fold-const.c (fold_unary): Do not generate calculations
4816 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4818 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4819 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4820 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4822 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4824 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4825 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4826 before finalizing the changes.
4827 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4829 (simplify_truth_ops_using_ranges): New.
4830 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4831 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4832 whether a simplification was made.
4833 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4834 use a switch statement and also call simplify_truth_ops_using_ranges.
4836 2008-09-11 Jan Hubicka <jh@suse.cz>
4838 * ggc-common.c (loc_array): Make static.
4839 * dce.c (rest_of_handle_ud_dce): Free worklist.
4841 2008-09-11 Jan Hubicka <jh@suse.cz>
4843 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4844 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4845 function so we are sure we do not dangle it forever.
4846 * function.c (outer_function_chain, find_function_data): Remove.
4847 (function_context_stack): New.
4848 (push_function_context, pop_function_context): Update.
4849 * function.h (struct function): Remove pointer outer.
4850 (outer_function_chain, find_function_data): Remove.
4851 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4853 2008-09-11 Jan Hubicka <jh@suse.cz>
4856 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4858 2008-09-11 Jan Hubicka <jh@suse.cz>
4860 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4862 2008-09-11 Jan Hubicka <jh@suse.cz>
4864 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4865 (free_var_map_entry): New function.
4866 (redirect_edge_var_map_destroy): Use it.
4868 2008-09-11 Jan Hubicka <jh@suse.cz>
4871 * tree-inline.c (add_lexical_block): Replace with ...
4872 (prepend_lexical_block): ... prepend at begginig.
4873 (remap_blocks): Use it and reverse later.
4874 (expand_call_inline): Use prepend_lexical_block.
4876 2008-09-11 Jan Hubicka <jh@suse.cz>
4878 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4880 2008-09-11 Jan Hubicka <jh@suse.cz>
4882 * function.c (free_after_compilation): Call insn_locators_free.
4883 * cfglayout.c (insn_locators_free): New function.
4884 * rtl.h (insn_locators_free): Declare.
4886 2008-09-11 Jan Hubicka <jh@suse.cz>
4888 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4890 (cond_move_process_if_block): Update call.
4892 2008-09-11 Jan Hubicka <jh@suse.cz>
4894 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4895 * vec.c: Include hashtab.h
4896 (vec_descriptor, ptr_hash_entry): New structures.
4897 (vec_desc_hash, vec_ptr_map): New static variables.
4898 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4899 register_overhead, free_overhead, vec_heap_free): New functions.
4900 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4901 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4902 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4905 2008-09-11 Ira Rosen <irar@il.ibm.com>
4907 PR tree-optimization/37474
4908 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4909 length of load permutation.
4911 2008-09-11 Andreas Schwab <schwab@suse.de>
4913 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4915 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4918 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4919 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4920 simplify_gen_subreg.
4922 2008-09-11 Ira Rosen <irar@il.ibm.com>
4924 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4927 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4930 * gimplify.c (gimplify_body): Call default_rtl_profile.
4933 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4934 instead of tok->val.node if not expanding to something else. Handle
4935 intervening CPP_PADDING tokens.
4936 (altivec_categorize_keyword): Remove unneeded comparisons.
4938 2008-09-10 Richard Guenther <rguenther@suse.de>
4940 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4942 2008-09-10 Richard Guenther <rguenther@suse.de>
4945 * tree-inline.c (insert_init_stmt): Make sure to not
4946 insert invalid gimple stores.
4948 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4950 PR tree-optimization/37388
4951 * toplev.c (process_options): Fail and warn when graphite
4952 flags are used, but the compiler has not been configured
4953 with graphite libraries.
4954 * graphite.c (graphite_transform_loops): Remove printfs
4955 to dump_file for the case when graphite is not available.
4957 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4960 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4961 the even element into register.
4962 (ix86_expand_vector_init_general): Don't use
4963 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4964 if we can't move from GPR to SSE register directly.
4966 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4968 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4969 not lose track of the number of NOPs needed. Number of NOPs needed
4970 for sync vs. loads workaround was switched; corrected. Run second
4971 pass for all workarounds. No NOPs needed after call insns. Change
4972 second pass to use find_next_insn_start and find_load helpers in order
4973 to properly detect parallel insns.
4974 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4976 2008-09-10 Jan Hubicka <jh@suse.cz>
4978 * value-prof.c (gimple_ic): Fix tuplification bug.
4979 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4982 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4984 PR tree-optimization/37353
4985 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4986 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4987 calls instead of cond_dead_built_in_calls.
4988 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4989 initalize the vector only before adding first entry. Use VEC_safe_push
4990 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4991 shrink_wrap_conditional_dead_built_in_calls call.
4993 2008-09-10 Ira Rosen <irar@il.ibm.com>
4995 PR tree-optimization/37385
4996 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4997 argument, and use it as a vector type if not NULL.
4998 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5000 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5001 additional argument.
5002 (vectorizable_load): Likewise.
5004 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5006 * config/i386/i386.md (SWI32): New mode iterator.
5007 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5010 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5012 PR rtl-optimization/37435
5013 * caller-save.c (insert_restore, insert_save): Check the mode by
5016 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5019 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5021 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5024 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5026 * doc/invoke.texi (ARM Options): Correct errors in discussion
5027 of -mfloat-abi, -mhard-float, and -msoft-float.
5029 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5030 Jan Hubicka <jh@suse.cz>
5033 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5034 calling gimple_regimplify_operands on it. Iterate over all newly
5035 added statements, not just the last one.
5036 (insert_init_stmt): Insert stmt into seq first, then call
5037 gimple_regimplify_operands on it. Don't create new gimplification
5038 context, nor find referenced vars.
5040 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5043 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5044 to pointer to vector pointer.
5045 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5046 propagate_info_to_inlined_callees): Likewise.
5047 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5048 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5049 ipa_check_create_edge_args.
5050 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5051 argument to pointer to vector pointer.
5052 (cgraph_decide_inlining_of_small_function): Adjust
5053 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5057 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5058 optimizing for size, not speed.
5060 PR rtl-optimization/37408
5061 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5062 if parm is promoted.
5064 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5066 PR tree-optimization/37375
5067 * tree-scalar-evolution.c (scev_info_str): Add field
5069 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5070 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5071 set_instantiated_value): Pass instantiated_below.
5072 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5074 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5075 the definitions are not instantiated.
5077 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5078 (block_before_loop): New.
5079 * tree-data-ref.c (dr_analyze_indices): Update uses of
5081 * graphite.c (block_before_scop): New.
5082 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5083 basic block, not a loop for determining the parameters.
5084 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5086 (idx_record_params, find_params_in_bb, find_scop_parameters,
5087 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5088 to instantiate_scev.
5090 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5092 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5096 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5098 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5099 Check zero freq and increase if necessary.
5101 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5103 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5104 regno is in the right range. Add comments.
5106 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5108 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5110 * mips-tfile.c (copy_object): Cast alloca result to int *.
5111 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5113 Rename class to sclass.
5114 (read_tfile): Cast read_seek return values to proper types.
5115 Cast xcalloc return value to proper type.
5117 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5119 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5120 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5121 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5123 2008-09-09 Jan Hubicka <jh@suse.cz>
5125 * profile.c (is_edge_inconsistent): Add debug output; ignore
5126 negative count on fake edges.
5127 (is_inconsistent): Add debug output.
5129 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5131 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5133 (choose_ready): When first insn is chosen from the ready list, also
5136 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5138 PR rtl-optimization/37360
5139 * haifa-sched.c (max_issue): Do not assert that we never issue more
5140 insns than issue_rate. Add comment.
5142 2008-09-09 Richard Guenther <rguenther@suse.de>
5144 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5145 (verify_types_in_gimple_call): Rename to ...
5146 (verify_gimple_call): ... this. Enhance.
5147 (verify_types_in_gimple_cond): Remove.
5148 (verify_gimple_comparison): New function ...
5149 (verify_types_in_gimple_assign): ... split out from here.
5150 (verify_types_in_gimple_return): Rename to ...
5151 (verify_gimple_return): ... this. Enhance.
5152 (verify_types_in_gimple_switch): Rename to ...
5153 (verify_gimple_switch): ... this. Enhance.
5154 (verify_gimple_goto): New function.
5155 (verify_types_in_gimple_phi): Rename to ...
5156 (verify_gimple_phi): ... this. Enhance.
5157 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5158 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5159 (verify_types_in_gimple_seq_2): Remove cases handled in
5160 verify_types_in_gimple_stmt.
5162 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5164 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5165 (push_multiple_operation, pop_multiple_operation): Set it.
5166 (workaround_rts_anomaly): New function.
5167 (workaround_speculation): New function, broken out of bfin_reorg.
5168 (bfin_reorg): Call the new functions.
5170 2008-09-09 Richard Guenther <rguenther@suse.de>
5174 * gimplify.c (gimplify_conversion): Change conversions of
5175 non-register type to VIEW_CONVERT_EXPRs.
5176 (gimplify_addr_expr): If we need to make the operand
5177 addressable make sure to use a properly initialized
5178 temporary for that so it gets a valid gimple store.
5180 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5182 * function.h (struct function): Add function_start_locus.
5183 * cfgexpand.c (gimple_expand_cfg): Use it.
5184 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5186 2008-09-09 Richard Guenther <rguenther@suse.de>
5188 PR tree-optimization/37433
5189 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5192 2008-09-09 Richard Guenther <rguenther@suse.de>
5194 PR tree-optimization/37387
5195 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5196 and bits to a common type.
5198 2008-09-09 Nick Clifton <nickc@redhat.com>
5200 * config/v850/v850.md (return): Restore frame size restriction.
5202 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5204 * c-common.c (c_expand_decl): Remove.
5205 * c-common.h (anon_aggr_type_p): Remove prototype.
5206 (DECL_ANON_UNION_ELEMS): Remove.
5207 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5208 * c-decl.c (anon_aggr_type_p): Remove.
5209 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5210 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5211 * langhooks.h (struct lang_hooks): Remove expand_decl.
5212 * langhooks.c (lhd_expand_decl): Remove.
5213 * stmt.c (expand_anon_union_decl): Remove.
5214 * tree.h (expand_anon_union_decl): Remove prototype.
5216 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5219 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5221 * config/avr/avr.md (QISI) : Define mode iterator.
5222 (negated_tst<mode>) : Redefine as split using mode macro.
5223 (reversed_tstqi): Define insn as reversed compare with zero.
5224 (reversed_tsthi): Ditto.
5225 (reversed_tstsi): Ditto.
5227 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5230 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5231 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5234 * predict.c (optimize_function_for_size_p): Don't segfault if
5236 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5237 tree_swap_operands_p): Don't test cfun != NULL before calling
5238 optimize_function_for_s*_p.
5240 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5242 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5245 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5247 * crx/crx.h (IRA_COVER_CLASSES): Define.
5249 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5252 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5253 even when a stmt has been gimple_modified_p, but after fold_stmt is
5254 not any longer. Remove unneeded may_have_exposed_new_symbols
5257 2008-09-08 Richard Guenther <rguenther@suse.de>
5259 PR tree-optimization/37421
5260 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5263 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5266 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5268 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5271 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5272 * pa-hpux10.h (LINK_SPEC): Likewise.
5273 * pa-hpux11.h (LINK_SPEC): Likewise.
5275 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5277 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5278 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5280 2008-09-07 Helge Deller <deller@gmx.de>
5282 * pa/linux-atomic.c: New file.
5283 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5284 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5286 2008-09-07 Richard Guenther <rguenther@suse.de>
5287 Ira Rosen <irar@il.ibm.com>
5289 PR tree-optimization/36630
5290 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5291 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5293 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5294 Ira Rosen <irar@il.ibm.com>
5296 PR tree-optimization/35642
5297 * config/rs6000/altivec.md (mulv8hi3): Implement.
5299 2008-09-06 Jeff Law <law@redhat.com>
5301 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5303 2008-09-06 Jan Hubicka <jh@suse.cz>
5305 PR tree-optimization/14703
5306 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5308 * passes.c (init_optimization_passes): Recompute inline parameters.
5310 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5312 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5315 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5316 Peter Fuerst <post@pfrst.de>
5318 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5319 * doc/extend.texi: Document __builtin_mips_cache.
5320 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5321 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5322 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5323 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5324 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5325 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5326 (set_push_mips_isas): New variable.
5327 (mips_r10k_cache_barrier): New variable.
5328 (cache): New availability predicate.
5329 (mips_builtins): Add an entry for __builtin_mips_cache.
5330 (mips_build_cvpointer_type): New function.
5331 (MIPS_ATYPE_CVPOINTER): New macro.
5332 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5334 (r10k_simplified_address_p, r10k_simplify_address)
5335 (r10k_uncached_address_p, r10k_safe_address_p)
5336 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5337 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5338 (r10k_insert_cache_barriers): New functions.
5339 (mips_reorg_process_insns): Delete cache barriers after a
5340 branch-likely instruction.
5341 (mips_reorg): Call r10k_insert_cache_barriers.
5342 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5343 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5344 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5345 (mips_cache, r10k_cache_barrier): New define_insns.
5347 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5349 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5350 * ira-color.c (setup_allocno_left_conflicts_num): Use
5351 hard_reg_set_equal_p instead of a comparison with
5352 ira_zero_hard_reg_set.
5353 * ira.c (setup_reg_subclasses): Likewise.
5354 (setup_cover_and_important_classes): Likewise.
5355 (setup_class_translate): Likewise.
5356 (setup_reg_class_intersect_union): Likewise.
5357 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5358 (ira_init_once): Don't initialize them.
5360 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5362 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5364 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5366 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5368 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5370 Improved branch hints, safe hints, and scheduling.
5372 * haifa-sched.c (sched_emit_insn) : Define.
5373 * sched-int.h (sched_emit_insn) : Add prototype.
5374 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5375 -mhint-max-distance -msafe-hints) : Document.
5376 * config/spu/spu.c (spu_flag_var_tracking): New.
5377 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5378 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5379 TARGET_ASM_FILE_START): Define.
5380 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5381 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5382 (spu_emit_branch_hint): Add blocks argument.
5383 (insert_branch_hints, insert_nops): Remove.
5384 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5385 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5386 spu_sched_reorder, asm_file_start): New functions.
5387 (clock_var, spu_sched_length, pipe0_clock,
5388 pipe1_clock, prev_clock_var, prev_priority,
5389 spu_ls_first, prev_ls_clock): New static variables.
5390 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5391 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5392 (nopn_nv): Add a non-volatile version of nop.
5393 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5394 -mhint-max-distance, -msafe-hints): New options.
5396 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5397 Samuel Tardieu <sam@rfc1149.net>
5399 * opts.c (decode_options): Combine nested if statements.
5402 * opts.c (decode_options): Handle more relationships among
5403 unit-at-a-time, toplevel-reorder, and section-anchors.
5405 2008-09-05 David Daney <ddaney@avtrex.com>
5407 * doc/install.texi (--enable-reduced-reflection): Document new option.
5409 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5411 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5413 (constantpool_operand): New.
5414 (move_operand): Disallow sub-word modes for the constant pool.
5415 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5416 (xtensa_secondary_reload_class): Replace with....
5417 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5418 Set icode for sub-word reloads from the constant pool.
5419 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5420 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5421 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5422 * config/xtensa/xtensa-protos.h: Update prototypes.
5424 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5426 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5427 (REG_CLASS_NAMES): Update.
5428 (REG_CLASS_CONTENTS): Update.
5429 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5430 of ALL_REGS for regs 77 and 78.
5431 * function.c (instantiate_virtual_regs_in_insn): Assert that
5432 return value of simplify_gen_subreg is not NULL.
5434 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5436 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5437 (gen_rtvec_v): Fix coding standards.
5439 2008-09-04 Jan Hubicka <jh@suse.cz>
5441 * i386.c (decide_alg): Be more conservative about optimizing for size.
5443 2008-09-04 Ian Lance Taylor <iant@google.com>
5445 * varasm.c (narrowing_initializer_constant_valid_p): New
5447 (initializer_constant_valid_p): Call it.
5449 2008-09-04 Jeff Law <law@redhat.com>
5451 * fold-const.c (native_encode_real): Fix computation of WORDS.
5452 (native_interpret_real): Likewise.
5454 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5456 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5458 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5460 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5461 that the cost is already taken into account in ira-costs.c
5463 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5465 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5466 ira_debug_copies): New.
5467 (ira_bulid): Call print_copies.
5469 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5471 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5474 * config/rs6000/rs6000.c (optimization_options): Remove check of
5475 flag_toplevel_order.
5477 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5479 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5480 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5481 second operand is a reg_imm10_operand.
5482 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5483 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5484 (*seq_<GPR:mode><GPR2:mode>): Rename to
5485 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5487 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5488 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5490 (*sne_<GPR:mode><GPR2:mode>): Rename to
5491 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5494 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5496 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5497 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5498 combining an arithmetic right shift by more than 31 and a
5499 trunction. Don't match for out-of-range shift amounts. Set
5500 attribute mode to <MODE>.
5501 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5502 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5503 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5504 shifts by less than 32.
5505 (extv): Change predicate on first operand to accept registers.
5506 Change predicate of the other operands from immediate_operand to
5507 const_int_operand. Expand exts when source is a register.
5508 (extzv): Change predicate of the constant operands from
5509 immediate_operand to const_int_operand.
5510 (extzv<mode>): Change predicate of the constant operands from
5511 immediate_operand to const_int_operand and no constraint. Also
5513 (*extzv_trunc<mode>_exts): New pattern.
5515 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5517 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5518 * config/mips/mips-protos.h (mask_low_and_shift_p,
5519 mask_low_and_shift_len): Declare.
5520 * config/mips/mips.c (mask_low_and_shift_p,
5521 mask_low_and_shift_len): New functions.
5522 (mips_print_operand): Handle new operand prefix "m".
5523 * config/mips/mips.md (*cins<mode>): New pattern.
5525 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5527 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5528 optimizing for size.
5530 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5532 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5533 regardless of epilogue_completed.
5535 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5538 * ira-lives.c (process_bb_node_lives): Check setjmp.
5540 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5543 * ira-build.c (form_loop_tree): Reverse BB walk.
5544 (create_bb_allocnos): Likewise.
5545 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5546 (mark_reg_store): Rename to...
5547 (mark_ref_live): ...this and take a df_ref argument instead of
5548 note_stores arguments. Assert that we have a register.
5549 (mark_reg_clobber): Delete.
5550 (def_conflicts_with_inputs_p): New function.
5551 (mark_reg_conflicts): Delete.
5552 (mark_reg_death): Rename to...
5553 (mark_ref_dead): ...this and take a df_ref argument instead of
5554 a register. Assert that we have a register.
5555 (process_bb_node_lives): Hoist frequency calculation out of
5556 instruction walk. Convert from a forwards scan to a backwards scan.
5557 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5558 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5559 (create_allocno_live_ranges): Don't create regs_set.
5561 2008-09-04 Ian Lance Taylor <iant@google.com>
5563 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5564 or REG_LABEL_TARGET.
5565 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5566 comparing MODE with MEM.
5567 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5568 comparing with GF_PREDICT_TAKEN.
5569 (gimple_get_lhs): Change code to enum gimple_code.
5570 (gimple_set_lhs): Likewise.
5571 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5572 * omp-low.c (find_omp_clause): Change kind parameter to enum
5574 * tree-flow.h (find_omp_clause): Update declaration.
5575 * regrename.c (clear_dead_regs): Change kind parameter to enum
5577 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5579 * see.c (see_get_extension_data): Change return type to enum
5580 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5581 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5582 (see_gen_normalized_extension): Change extension_code parameter to
5584 (see_seek_pre_extension_expr): Change extension_code to enum
5586 (see_merge_one_def_extension): Likewise.
5587 (see_handle_relevant_defs): Likewise.
5588 (see_handle_relevant_uses): Likewise.
5589 (see_analyze_one_def): Likewise.
5590 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5591 GIMPLE_ASM rather than ASM_EXPR.
5592 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5593 GIMPLE_RETURN rather than RETURN_EXPR.
5594 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5595 (evaluate_stmt): Likewise.
5596 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5597 to enum vect_relevant.
5598 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5599 compare gimple codes with tree codes.
5601 2008-09-04 Paul Brook <paul@codesourcery.com>
5603 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5605 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5607 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5608 pointer check lost in the recent no-unit-at-a-time patch.
5610 2008-09-04 Jan Hubicka <jh@suse.cz>
5613 * tree-switch-conversion.c (check_final_bb): Accept only IP
5616 2008-09-04 Jan Hubicka <jh@suse.cz>
5618 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5620 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5621 using_ranges argument.
5622 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5623 (vrp_visit_cond_stmt): Update call of
5624 vrp_evaluate_conditional_warnv_with_ops
5626 2008-09-04 Jan Hubicka <jh@suse.cz>
5628 PR tree-optimization/37345
5629 PR tree-optimization/37358
5630 PR tree-optimization/37357
5631 * tree.c (build_function_type_skip_args): Build distinct type copy;
5633 (build_function_decl_skip_args): Set type of new decl not orig decl;
5634 clear DECL_VINDEX for methods turned into functions.
5636 2008-09-04 Nick Clifton <nickc@redhat.com>
5638 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5639 * configure: Regenerate.
5640 * config.in: Regenerate.
5641 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5642 alignment field, if it is supported.
5644 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5646 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5649 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5651 * config/rs6000/rs6000.c (processor_target_table): Do not
5652 enable VMX for POWER6.
5654 2008-09-03 Anton Blanchard <anton@samba.org>
5656 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5657 emit memory barrier before operation.
5659 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5662 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5663 default_elf_asm_output_external.
5665 2008-09-03 Jeff Law <law@redhat.com>
5667 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5669 2008-09-03 Richard Henderson <rth@redhat.com>
5671 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5672 memory barrier to below the test-and-set.
5673 (alpha_split_lock_test_and_set_12): Likewise.
5675 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5679 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5682 * ira-color.c (print_loop_title): Use all_allocnos.
5683 (color_pass): Ditto. Don't add border_allocnos. Check that
5684 subloop allocno in the correspdoning bitmap all_allocnos.
5686 * ira-emit.c (change_loop): Use all_allocnos.
5688 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5689 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5690 (create_cap_allocno): Remove setting mentioned_allocnos.
5691 (create_insn_allocnos): Ditto.
5692 (remove_unnecessary_allocnos): Use all_allocnos.
5693 (check_allocno_creation): Check that allocnos are in the
5694 corresponding bitmap all_allocnos.
5696 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5700 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5701 (process_regs_for_copy): Process subregs. Refine check when cost
5702 is taken into account in ira-costs.c.
5703 (process_reg_shuffles): Use REG_SUBREG_P.
5704 (add_insn_allocno_copies): Ditto. Ignore modes.
5706 * ira-color.c (conflict_allocno_vec): New.
5707 (COST_HOP_DIVISOR): New macro.
5708 (update_copy_costs_1): Use it.
5709 (update_conflict_hard_regno_costs): New function.
5710 (assign_hard_reg): Use it.
5711 (ira_color): Allocate and free conflict_allocno_vec.
5713 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5717 * ira-int.h (ira_sort_insn_chain): Remove.
5719 * ira.c (basic_block_order_nums, chain_insn_order,
5720 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5721 (ira): Don't call ira_sort_insn_chain.
5723 * reload1.c (reload): Don't call ira_sort_insn_chain.
5725 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5728 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5729 which become non throw.
5730 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5731 update_call_expr after updating the flags on the decl.
5733 2008-09-03 Jan Hubicka <jh@suse.cz>
5735 PR tree-optimization/37315
5736 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5737 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5738 (cgraph_analyze_functions): Use node->analyzed
5739 (cgraph_mark_functions_to_output): Likewise.
5740 (cgraph_expand_function): All functions can be released after
5742 (cgraph_optimize): Use gimple_has_body_p.
5743 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5744 (cgraph_decide_inlining_incrementally): Likewise.
5745 (inline_transform): Inline transform.
5746 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5748 (inlinable_function_p): Drop gimple_body check.
5749 (expand_call_inline): Use gimple_has_body_p.
5750 * gimple.c (gimple_has_body_p): New.
5751 * gimple.h (gimple_has_body_p): Add prototype.
5752 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5753 (dump_function_to_file): Use gimple_has_body_p check.
5755 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5758 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5760 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5762 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5764 From Michael Frysinger <michael.frysinger@analog.com>
5765 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5766 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5769 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5772 * doc/extend.texi: Document picoChip builtin functions.
5773 * doc/invoke.texi: Document picoChip options.
5774 * doc/contrib.texi: Add picoChip contribution.
5775 * doc/md.texi: Document picoChip constraints.
5776 * config.gcc: Add picochip-*-*.
5777 * config/picochip/: Add new port.
5779 2008-09-03 Richard Guenther <rguenther@suse.de>
5781 PR tree-optimization/37328
5782 * tree-sra.c (sra_build_assignment): Gimplify properly.
5783 (generate_copy_inout): Take the correct stmt as definition,
5784 remove bogus assert.
5786 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5788 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5791 From Michael Frysinger <michael.frysinger@analog.com>
5792 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5794 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5796 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5797 (__gthread_setspecific): Revert 2008-08-31 change to
5798 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5800 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5802 * diagnostic.c (error_at): New.
5803 * toplev.h (error_at): New prototype.
5804 * c-typeck.c (build_array_ref): Call error_at instead of error.
5805 Pass location to pedwarn.
5807 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5809 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5811 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5813 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5814 VAR_DECL and CONST_DECL.
5816 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5817 Jakub Jelinek <jakub@redhat.com>
5819 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5820 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5821 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5822 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5823 Don't set ix86_save_varrargs_registers.
5824 (ix86_setup_incoming_varargs): Assume cum != NULL.
5825 (ix86_va_start): Check ix86_varargs_gpr_size and
5826 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5827 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5828 from frame pointer if ix86_varargs_gpr_size == 0.
5829 (ix86_compute_frame_layout): Updated.
5830 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5831 (ix86_varargs_gpr_size): Define.
5832 (ix86_varargs_fpr_size): Likewise.
5833 (machine_function): Remove save_varrargs_registers.
5834 Add varargs_gpr_size and varargs_fpr_size.
5836 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5838 * config/alpha/alpha.c (va_list_skip_additions,
5839 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5840 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5843 PR tree-optimization/36766
5844 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5845 for already removed basic blocks.
5848 * real.c (real_maxval): Clear a lower bit to make real_maxval
5849 match get_max_float for IBM long double format.
5851 2008-09-02 Andreas Schwab <schwab@suse.de>
5853 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5854 * configure: Regenerate.
5856 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5858 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5859 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5860 checking for a non-VOID CONSTANT_P.
5862 2008-09-02 Jan Hubicka <jh@suse.cz>
5864 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5865 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5868 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5870 * expr.c (emit_group_store): Don't assert stack temp mode size.
5872 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5873 Tobias Grosser <grosser@fim.uni-passau.de>
5874 Jan Sjodin <jan.sjodin@amd.com>
5875 Harsha Jagasia <harsha.jagasia@amd.com>
5876 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5877 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5878 Adrien Eliche <aeliche@isty.uvsq.fr>
5880 Merge from graphite branch.
5883 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5884 * doc/invoke.texi (-floop-block, -floop-interchange,
5885 -floop-strip-mine): Document new flags.
5886 * tree-into-ssa.c (gimple_vec): Moved...
5887 * tree-loop-distribution.c (rdg_component): Moved...
5888 * cfgloopmanip.c: Include tree-flow.h.
5889 (update_dominators_in_loop): New.
5890 (create_empty_if_region_on_edge): New.
5891 (create_empty_loop_on_edge): New.
5892 (loopify): Use update_dominators_in_loop.
5893 * tree-pass.h (pass_graphite_transforms): Declared.
5894 * configure: Regenerate.
5895 * tree-phinodes.c (make_phi_node): Export.
5896 (add_phi_node_to_bb): New, split from create_phi_node.
5897 * tree-chrec.c (for_each_scev_op): New.
5898 * tree-chrec.h (for_each_scev_op): Declared.
5899 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5900 (remove_statement): Call get_phi_with_result.
5901 * config.in (HAVE_cloog): Undef.
5902 * gdbinit.in (pgg): New.
5903 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5904 * tree-ssa-loop.c (graphite_transforms): New.
5905 (gate_graphite_transforms): New.
5906 (pass_graphite_transforms): New.
5907 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5908 HAVE_cloog): Defined.
5909 * tree-vectorizer.c (rename_variables_in_bb): Export.
5910 * tree-data-ref.c (dr_may_alias_p): Export.
5911 (stmt_simple_memref_p): New.
5912 (find_data_references_in_stmt): Export.
5913 (find_data_references_in_loop): Export.
5914 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5915 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5916 (create_rdg_vertices): Export.
5917 (build_empty_rdg): New.
5918 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5919 * tree-data-ref.h (rdg_component): ... here.
5921 (struct data_reference): Add a field scop.
5923 (find_data_references_in_loop): Declared.
5924 (find_data_references_in_stmt): Declared.
5925 (create_rdg_vertices): Declared.
5926 (dr_may_alias_p): Declared.
5927 (stmt_simple_memref_p): Declared.
5928 (struct rdg_edge): Add a field ddr_p relation.
5929 (build_empty_rdg): Declared.
5930 * lambda.h (lambda_matrix): Declare a VEC of.
5931 (find_induction_var_from_exit_cond): Declared.
5932 (lambda_vector_compare): New.
5933 * common.opt (fgraphite, floop-strip-mine,
5934 floop-interchange, floop-block): New flags.
5935 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5936 * cfgloop.c (is_loop_exit): New.
5937 * cfgloop.h (is_loop_exit): Declared.
5938 (create_empty_if_region_on_edge): Declared.
5939 (create_empty_loop_on_edge): Declared.
5940 * tree-flow.h (add_phi_node_to_bb): Declared.
5941 (make_phi_node): Declared.
5942 (rename_variables_in_bb): Declared.
5943 (perfect_loop_nest_depth): Declared.
5944 (graphite_transform_loops): Declared.
5945 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5946 (graphite.o-warn): Add -Wno-error.
5947 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5948 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5949 (INCLUDES): Add PPLINC, CLOOGINC.
5950 (OBJS-common): Add graphite.o.
5951 (graphite.o): Add rule.
5952 * gimple.h (gimple_vec): ... here.
5953 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5954 * passes.c (init_optimization_passes): Schedule
5955 pass_graphite_transforms.
5957 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5960 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5961 and -fno-toplevel-reorder after handle_options.
5963 2008-09-02 Paul Brook <paul@codesourcery.com>
5965 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5966 (arm_override_options): Set arm_tune_cortex_a9.
5967 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5968 (arm_issue_rate): Handle cortexa9.
5969 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5970 * config/arm/arm-cores.def: Add cortex-a9.
5971 * config/arm/arm-tune.md: Regenerate.
5972 * config/arm/arm.md: Include cortex-a9.md.
5973 (generic_sched, generic_vfp): Add cortexa9.
5974 * config/arm/cortex-a9.md: New file.
5976 2008-09-02 Richard Guenther <rguenther@suse.de>
5978 PR tree-optimization/37327
5979 * tree-vrp.c (register_new_assert_for): Make sure to not have
5980 TREE_OVERFLOW set on the bound.
5982 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5984 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5986 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5987 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5990 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5992 * gcc/config/spu/spu.md (divdf3): Removed.
5994 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5996 PR tree-optimization/37095
5997 * cgraph.c (cgraph_node): When creating new cgraph node after
5998 assembler_name_hash has been populated, record it in the hash
6001 2008-09-01 Paul Brook <paul@codesourcery.com>
6003 * doc/invoke.texi: Document -mword-relocations.
6004 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6005 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6006 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6007 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6008 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6009 (arm_emit_movpair): New function.
6010 (arm_print_operand <c>): Handle sybolic addresses.
6011 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6012 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6013 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6014 * config/arm/arm.opt: Add -mword-relocations.
6015 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6016 (arm_movt, arm_movw): New.
6018 2008-09-01 Paul Brook <paul@codesourcery.com>
6020 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6021 Allow Interworking on ARMv4 EABI based targets.
6022 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6023 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6025 2008-09-01 Paul Brook <paul@codesourcery.com>
6027 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6028 optimized LT0 test. Remove optimization for GT.
6030 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6032 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6033 openmp applications.
6034 * pa-hpux11.h (LIB_SPEC): Likewise.
6036 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6039 2008-09-01 Jan Hubicka <jh@suse.cz>
6041 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6042 present, use only counts; when guessed use only frequencies.
6043 (estimate_bb_frequencies): Use function_frequency.
6044 * profile.c (compute_branch_probabilities): Exit early when
6045 profile reading failed. Set profile_status.
6046 (branch_prob): Do not set profile_status.
6048 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6050 * tree.c (protected_set_expr_location): New.
6051 * tree.h (protected_set_expr_location): New prototype.
6052 * c-tree.h (build_array_ref): Add argument.
6053 (parser_build_unary_op): Same.
6054 * c-typeck.c (build_indirect_ref): Handle new location argument.
6055 (build_array_ref): Same.
6056 (parser_build_unary_op): Same.
6057 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6059 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6061 * c-common.c (finish_label_address_expr): Handle new location argument.
6062 * c-common.h (build_indirect_ref): Add argument.
6063 (finish_label_address_expr): Same.
6064 * c-parser.c (c_parser_unary_expression): Pass location to build
6066 (c_parser_postfix_expression): Same.
6068 2008-09-01 Paul Brook <paul@codesourcery.com>
6070 * config/arm/arm.md: Include cortex-r4f.md.
6071 (attr fpu): Update type list.
6072 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6073 fconstd, fcmps and fcmpd.
6074 (attr tune_cortexr4): Define.
6075 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6076 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6077 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6078 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6079 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6080 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6081 cortex_a8_vfp_farith: Ditto.
6082 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6083 * config/arm/cortex-r4.md: Use tune_cortexr4.
6084 * config/arm/cortex-r4f.md: New file.
6086 2008-09-01 Richard Guenther <rguenther@suse.de>
6088 PR tree-optimization/37305
6089 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6090 the result of constant conversions.
6091 (fold_gimple_assign): Likewise.
6093 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6095 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6096 #ifdef ENABLE_CHECKING.
6098 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6100 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6101 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6102 when !INSN_SCHEDULING.
6104 2008-09-01 Andreas Schwab <schwab@suse.de>
6106 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6108 2008-09-01 Paul Brook <paul@codesourcery.com>
6110 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6112 2008-09-01 Jan Hubicka <jh@suse.cz>
6114 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6116 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6118 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6119 * gimplify.c (gimplify_init_constructor): Add speed operand.
6120 * tree-sra.c (decide_block_copy): Likewise.
6121 * tree-inline.c (estimate_move_cost): Likewise.
6122 * config/alpha/alpha.h (MOVE_RATIO): Update.
6123 * config/frv/frv.c (MOVE_RATIO): Update.
6124 * config/spu/spu.h (MOVE_RATIO): Update.
6125 * config/sparc/sparc.h (MOVE_RATIO): Update.
6126 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6127 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6128 * config/cris/cris.h (MOVE_RATIO): Update.
6129 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6130 * config/arm/arm.h (MOVE_RATIO): Update.
6131 * config/pa/pa.md: Update uses of MOVE_RATIO
6132 * config/pa/pa.h (MOVE_RATIO): Update.
6133 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6134 CLEAR_RATIO, SET_RATIO): Update.
6135 * config/h8300/h8300.h (MOVE_RATIO): Update.
6136 * config/v850/v850.h (MOVE_RATIO): Update.
6137 * config/bfin/bfin.h (MOVE_RATIO): Update.
6139 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6140 Dmitry Melnik <dm@ispras.ru>
6141 Dmitry Zhurikhin <zhur@ispras.ru>
6142 Alexander Monakov <amonakov@ispras.ru>
6143 Maxim Kuvyrkov <maxim@codesourcery.com>
6145 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6146 sel-sched-dump.c, sel-sched-ir.c: New files.
6147 * Makefile.in (OBJS-common): Add selective scheduling object files.
6148 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6149 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6150 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6151 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6152 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6153 (make_forwarder_block): Update loop latch if we have redirected
6154 the loop latch edge.
6155 * cfgloop.c (get_loop_body_in_custom_order): New function.
6156 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6157 (CP_FALLTHRU_PREHEADERS): Likewise.
6158 (get_loop_body_in_custom_order): Declare.
6159 * cfgloopmanip.c (has_preds_from_loop): New.
6160 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6161 Assert that the preheader edge will be fall thru when it is set.
6162 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6163 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6164 fsel-sched-substitution, fselective-scheduling): New flags.
6165 * cse.c (hash_rtx_cb): New.
6167 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6168 sel_sched_insn_cnt): New counters.
6169 * final.c (compute_alignments): Export. Free dominance
6170 info after loop_optimizer_finalize.
6171 * genattr.c (main): Output maximal_insn_latency prototype.
6172 * genautomata.c (output_default_latencies): New.
6173 Factor its code from ...
6174 (output_internal_insn_latency_func): ... here.
6175 (output_internal_maximal_insn_latency_func): New.
6176 (output_maximal_insn_latency_func): New.
6177 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6178 (struct hard_reg_set_iterator): New.
6179 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6180 hard_reg_set_iter_next): New functions.
6181 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6182 * lists.c (remove_free_INSN_LIST_node,
6183 remove_free_EXPR_LIST_node): New functions.
6184 * loop-init.c (loop_optimizer_init): When
6185 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6186 calling create_preheaders.
6187 (loop_optimizer_finalize): Do not verify flow info after reload.
6188 * recog.c (validate_replace_rtx_1): New parameter simplify.
6189 Default it to true. Update all uses. Factor out simplifying
6191 (simplify_while_replacing): ... this new function.
6192 (validate_replace_rtx_part,
6193 validate_replace_rtx_part_nosimplify): New.
6194 * recog.h (validate_replace_rtx_part,
6195 validate_replace_rtx_part_nosimplify): Declare.
6196 * rtl.c (rtx_equal_p_cb): New.
6197 (rtx_equal_p): Use it.
6198 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6199 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6200 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6201 * vecprim.h: Add a vector type for unsigned int.
6202 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6203 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6204 ready_try, cycle_issued_insns, spec_info): Make global.
6205 (readyp): Initialize.
6206 (dfa_lookahead): New global variable.
6207 (old_max_uid, old_last_basic_block): Remove.
6208 (h_i_d): Make it a vector.
6209 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6211 (after_recovery, adding_bb_to_current_region_p):
6212 New variables to handle correct insertion of the recovery code.
6213 (struct ready_list): Move declaration to sched-int.h.
6214 (rgn_n_insns): Removed.
6215 (rtx_vec_t): Move to sched-int.h.
6216 (find_insn_reg_weight): Remove.
6217 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6218 (haifa_init_h_i_d, haifa_finish_h_i_d):
6219 New functions to initialize / finalize haifa instruction data.
6220 (extend_h_i_d, init_h_i_d): Rewrite.
6221 (unlink_other_notes): Move logic to add_to_note_list. Handle
6222 selective scheduler.
6223 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6224 find_fallthru_edge): Make global, remove static prototypes.
6225 (max_issue): Make global. Add privileged_n and state parameters. Use
6227 (extend_global, extend_all): Removed.
6228 (init_before_recovery): Add new param. Fix the handling of the case
6229 when we insert a recovery code before the EXIT which has a predecessor
6230 with a fallthrough edge to it.
6231 (create_recovery_block): Make global. Rename to
6232 sched_create_recovery_block. Update.
6233 (change_pattern): Rename to sched_change_pattern. Make global.
6234 (speculate_insn): Rename to sched_speculate_insn. Make global.
6235 Split haifa-specific functionality into ...
6236 (haifa_change_pattern): New static function.
6237 (sched_extend_bb): New static function.
6238 (sched_init_bbs): New function.
6239 (current_sched_info): Change type to struct haifa_sched_info.
6240 (insn_cost): Adjust for selective scheduling.
6241 (dep_cost_1): New function. Move logic from ...
6242 (dep_cost): ... here.
6243 (dep_cost): Use dep_cost_1.
6244 (contributes_to_priority_p): Use sched_deps_info instead of
6246 (priority): Adjust to work with selective scheduling. Process the
6247 corner case when all dependencies don't contribute to priority.
6248 (rank_for_schedule): Use ds_weak instead of dep_weak.
6249 (advance_state): New function. Move logic from ...
6250 (advance_one_cycle): ... here.
6251 (add_to_note_list, concat_note_lists): New functions.
6252 (rm_other_notes): Make static. Adjust for selective scheduling.
6253 (remove_notes, restore_other_notes): New functions.
6254 (move_insn): Add two arguments. Update assert. Don't call
6256 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6257 Remove more_issue, max_points. Move the code to initialize
6258 max_lookahead_tries to max_issue.
6259 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6260 ready. Adjust use of move_insn. Call restore_other_notes.
6262 (sched_init, sched_finish): Move Haifa-specific initialization/
6264 (haifa_sched_init, haifa_sched_finish): ... respectively.
6266 (setup_sched_dump): New function.
6267 (haifa_init_only_bb): New static function.
6268 (haifa_speculate_insn): New static function.
6269 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6270 (extend_ready, extend_all): Remove.
6271 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6272 (create_check_block_twin, add_to_speculative_block): Use
6273 haifa_insns_init instead of extend_global. Update to use new
6274 initialization functions. Change parameter. Factor out code from
6275 create_check_block_twin to ...
6276 (sched_create_recovery_edges) ... this new function.
6277 (add_block): Remove.
6278 (sched_scan_info): New.
6279 (extend_bb): Use sched_scan_info.
6280 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6281 static functions for walking through scheduling region.
6282 (sched_luids): New vector variable to replace uid_to_luid.
6283 (luids_extend_insn): New function.
6284 (sched_max_luid): New variable.
6285 (luids_init_insn): New function.
6286 (sched_init_luids, sched_finish_luids): New functions.
6287 (insn_luid): New debug function.
6288 (sched_extend_target): New function.
6289 (haifa_init_insn): New static function.
6290 (sched_init_only_bb): New hook.
6291 (sched_split_block): New hook.
6292 (sched_split_block_1): New function.
6293 (sched_create_empty_bb): New hook.
6294 (sched_create_empty_bb_1): New function.
6295 (common_sched_info, ready): New global variables.
6296 (current_sched_info_var): Remove.
6297 (move_block_after_check): Use common_sched_info.
6298 (haifa_luid_for_non_insn): New static function.
6299 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6300 (increase_insn_priority): New.
6301 * modulo-sched.c: (issue_rate): Remove static declaration.
6302 (sms_sched_info): Change type to haifa_sched_info.
6303 (sms_sched_deps_info, sms_common_sched_info): New variables.
6304 (setup_sched_infos): New.
6305 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6306 Do not call regstat_free_calls_crossed.
6307 (sms_print_insn): Use const_rtx.
6308 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6309 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6310 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6311 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6312 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6313 current_sched_info to use it.
6314 (enum reg_pending_barrier_mode): Move to sched-int.h.
6315 (h_d_i_d): New variable. Initialize to NULL.
6316 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6318 (estimate_dep_weak): Remove static declaration.
6319 (sched_has_condition_p): New function. Adjust users of
6320 sched_get_condition to use it instead.
6321 (conditions_mutex_p): Add arguments indicating which conditions are
6323 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6324 argument to indicate whether returned condition is reversed. Do not
6325 generate new rtx when condition should be reversed; indicate it by
6326 setting new argument instead.
6327 (add_dependence_list_and_free): Add deps parameter.
6328 Update all users. Do not free dependence list when
6329 deps context is readonly.
6330 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6332 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6333 (remove_from_deps): New. Use the above functions.
6334 (cur_insn, can_start_lhs_rhs_p): New static variables.
6335 (add_or_update_back_dep_1): Initialize present_dep_type.
6336 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6337 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6338 haifa_note_dep): New functions implementing dependence hooks for
6339 the Haifa scheduler.
6340 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6341 note_dep): New functions.
6342 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6344 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6345 (free_deps): Initialize deps->reg_last.
6346 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6347 sched_analyze_insn): Update to use dependency hooks infrastructure
6348 and readonly contexts.
6349 (deps_analyze_insn): New function. Move part of logic from ...
6350 (sched_analyze): ... here. Also move some logic to ...
6351 (deps_start_bb): ... here. New function.
6352 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6354 (sched_deps_init): New function. Move code from ...
6355 (init_dependency_caches): ... here. Remove.
6356 (init_deps_data_vector): New.
6357 (sched_deps_finish): New function. Move code from ...
6358 (free_dependency_caches): ... here. Remove.
6359 (init_deps_global, finish_deps_global): Adjust for use with
6360 selective scheduling.
6361 (get_dep_weak): Move logic to ...
6362 (get_dep_weak_1): New function.
6363 (ds_merge): Move logic to ...
6364 (ds_merge_1): New static function.
6365 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6366 (ds_get_max_dep_weak): New function.
6367 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6368 (n_insns): Rename to rgn_n_insns.
6369 (debug_ebb_dependencies): New function.
6370 (init_ready_list): Use it.
6371 (begin_schedule_ready): Use sched_init_only_bb.
6372 (ebb_print_insn): Indicate when an insn starts a new cycle.
6373 (contributes_to_priority, compute_jump_reg_dependencies,
6374 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6375 (add_block1): Remove to ebb_add_block.
6376 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6377 (schedule_ebb): Initialize them. Use remove_notes instead of
6378 rm_other_notes. Use haifa_local_init/finish.
6379 (schedule_ebbs): Use haifa_sched_init/finish.
6380 * sched-int.h: Include vecprim.h, remove rtl.h.
6381 (struct ready_list): Delete declaration.
6382 (sched_verbose_param, enum sched_pass_id_t,
6383 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6384 (struct sched_scan_info_def): New structure.
6385 (sched_scan_info, sched_scan, sched_init_bbs,
6386 sched_init_luids, sched_finish_luids, sched_extend_target,
6387 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6388 (struct common_sched_info_def): New.
6389 (common_sched_info, haifa_common_sched_info,
6390 sched_emulate_haifa_p): Declare.
6392 (sched_luids): Declare.
6393 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6394 (sched_max_luid, insn_luid): Declare.
6395 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6396 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6397 print_insn, print_pattern, print_value, haifa_classify_insn,
6398 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6399 setup_sched_dump, sched_init, sched_finish,
6400 sel_insn_is_speculation_check): Export.
6401 (struct ready_list): Move from haifa-sched.c.
6402 (ready_try, ready, max_issue): Export.
6403 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6404 sched_init_only_bb, sched_split_block, sched_split_block_1,
6405 sched_create_empty_bb, sched_create_empty_bb_1,
6406 sched_create_recovery_block, sched_create_recovery_edges): Export.
6407 (enum reg_pending_barrier_mode): Export.
6408 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6410 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6411 print_insn field. Move add_block and fix_recovery_cfg to
6412 common_sched_info_def. Move compute_jump_reg_dependencies,
6414 (struct sched_deps_info_def): ... this new structure.
6415 (sched_deps_info): Declare.
6416 (struct spec_info_def): Remove weakness_cutoff, add
6417 data_weakness_cutoff and control_weakness_cutoff.
6418 (spec_info): Declare.
6419 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6421 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6422 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6423 (current_sched_info): Change type to struct haifa_sched_info.
6424 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6425 (h_d_i_d): New variable.
6426 (HDID): New accessor macro.
6427 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6428 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6430 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6431 (enum SCHED_FLAGS): Update for selective scheduler.
6432 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6433 (init_dependency_caches, free_dependency_caches): Delete declarations.
6434 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6435 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6436 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6437 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6438 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6440 (rm_other_notes): Delete declaration.
6441 (schedule_block): Remove one argument.
6442 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6443 ready_element, ready_lastpos, sched_extend_ready_list,
6444 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6445 concat_note_lists): Export.
6446 (struct region): Move from sched-rgn.h.
6447 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6448 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6449 BLOCK_TO_BB, CONTAINING_RGN): Export.
6450 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6451 (current_nr_blocks, current_blocks, target_bb): Likewise.
6452 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6453 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6454 sched_rgn_local_init, extend_regions,
6455 rgn_make_new_region_out_of_new_block, compute_priorities,
6456 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6457 extend_rgns, deps_join rgn_setup_common_sched_info,
6458 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6459 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6460 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6461 increase_insn_priority): Likewise.
6462 * sched-rgn.c: Include sel-sched.h.
6463 (ref_counts): New static variable. Use it ...
6464 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6465 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6466 (sched_is_disabled_for_current_region_p): Delete static declaration.
6467 (struct region): Move to sched-int.h.
6468 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6469 ebb_head): Define and initialize.
6470 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6471 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6472 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6474 (find_single_block_region): Add new argument to indicate that EBB
6475 regions should be constructed.
6476 (debug_live): Delete declaration.
6477 (current_nr_blocks, current_blocks, target_bb):
6478 Remove static qualifiers.
6479 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6481 (init_regions): Delete declaration.
6482 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6483 rgn_estimate_number_of_insns): New.
6484 (too_large): Use estimate_number_of_insns.
6485 (haifa_find_rgns): New. Move the code from ...
6486 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6487 (free_trg_info): New.
6488 (compute_trg_info): Allocate candidate tables here instead of ...
6489 (init_ready_list): ... here.
6490 (rgn_print_insn): Use const_rtx.
6491 (contributes_to_priority, extend_regions): Delete static declaration.
6492 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6493 (add_block1): Rename to rgn_add_block.
6494 (debug_rgn_dependencies): Delete static qualifier.
6495 (new_ready): Use sched_deps_info. Simplify.
6496 (rgn_common_sched_info, rgn_const_sched_deps_info,
6497 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6499 (region_sched_info): Rename to rgn_const_sched_info.
6500 (deps_join): New, extracted from ...
6501 (propagate_deps): ... here.
6502 (compute_block_dependences, debug_dependencies): Update for selective
6504 (free_rgn_deps, compute_priorities): New functions.
6505 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6506 sched_rgn_compute_dependencies): New functions.
6507 (schedule_region): Use them.
6508 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6509 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6511 (schedule_insns): Call new functions that were split out.
6512 (rgn_make_new_region_out_of_new_block): New.
6513 (get_rgn_sched_max_insns_priority): New.
6514 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6515 scheduling when appropriate.
6516 * sched-vis.c: Include insn-attr.h.
6517 (print_value, print_pattern): Make global.
6518 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6519 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6520 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6521 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6522 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6523 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6524 hooks. Initialize them to 0.
6525 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6526 * target.h (struct gcc_target): Add them. Rename gen_check field to
6528 * flags.h (sel_sched_switch_set): Declare.
6529 * opts.c (sel_sched_switch_set): New variable.
6530 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6531 pipelining is disabled from command line.
6532 (common_handle_option): Record whether selective scheduling is
6533 requested from command line.
6534 * doc/invoke.texi: Document new flags and parameters.
6535 * doc/tm.texi: Document new target hooks.
6536 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6538 (dfa_state_size): Do not declare locally.
6539 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6540 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6541 rs6000_alloc_sched_context, rs6000_set_sched_context,
6542 rs6000_free_sched_context): New functions.
6543 (struct _rs6000_sched_context): New.
6544 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6546 (rs6000_sched_finish): Do not run for selective scheduling.
6548 2008-08-31 Jan Hubicka <jh@suse.cz>
6550 * frv.c (frv_rtx_costs): Update forward declaration.
6551 * spu.c (spu_rtx_costs): Likewise.
6552 * pdp11.c: Include df.h
6553 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6554 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6555 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6556 * iq2000.c (iq2000_address_cost): Add speed argument.
6557 (iq2000_rtx_costs): Likewise.
6558 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6559 update call of mn10300_address_cost.
6560 * mcore.c: Include df.h
6561 (mcore_rtx_costs): Update prototype.
6562 * score3.c: Include df.h
6563 (score3_rtx_costs): Remove speed argument.
6564 * score7.c: Include df.h
6565 (score7_address_cost): Remove speed argument.
6566 * score-protos.h (score_address_cost): Update prototype.
6567 * score.c: Include df.h
6568 (score_rtx_costs): Update call of costs functions.
6569 * v850.c (v850_rtx_costs): Add bool argument.
6571 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6573 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6575 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6577 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6578 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6580 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6582 * mkmap-flat.awk: Add option pe_dll.
6583 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6584 * config/i386/t-cygwin (SHLIB_LC): Add.
6585 * config/i386/t-mingw32 (SHLIB_LC): Add.
6586 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6587 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6588 (LINK_SPEC): Support libgcc_s.
6589 (LIBGCC_SPEC): Support libgcc_s.
6590 (LIBGCC_SONAME): New.
6592 2008-08-31 Jan Hubicka <jh@suse.cz>
6594 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6595 mistakely had old version of patch.
6597 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6598 (ipcp_estimate_growth): New.
6599 (ipcp_insert_stage): Use ipcp_estimate_growth.
6600 * profile.c (branch_prob): When reading failed, do not consider
6603 2008-08-31 Jan Hubicka <jh@suse.cz>
6605 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6606 loop is optimized for speed.
6608 2008-08-31 Richard Guenther <rguenther@suse.de>
6611 * fold-const.c (fold_binary): Retain conversions in folding
6614 2008-08-31 Jan Hubicka <jh@suse.cz>
6616 * postreload-gcse.c (eliminate_partially_redundant_loads):
6617 Use optimize_bb_for_size_p.
6618 * predict.c (maybe_hot_frequency_p): Make inline.
6619 (maybe_hot_count_p): Break out from ...
6620 (maybe_hot_bb_p): ... this one.
6621 (maybe_hot_edge_p): Simplify.
6622 * basic-block.h (probably_cold_bb_p): Remove.
6624 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6627 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6629 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6630 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6631 Also split V4SFmode.
6632 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6635 2008-08-31 Jan Hubicka <jh@suse.cz>
6637 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6639 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6641 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6644 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6647 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6648 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6650 2008-08-31 Jan Hubicka <jh@suse.cz>
6652 * sparc.h (BRANCH_COST): Fix macro definition.
6653 * avr.c (avr_operand_rtx_cost): Add speed argument.
6654 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6656 2008-08-31 Richard Guenther <rguenther@suse.de>
6658 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6659 types instead of operands. Re-instantiate verifying of
6660 binary expression operands.
6662 2008-08-30 Jan Hubicka <jh@suse.cz>
6664 * fwprop.c (should_replace_address): Add speed attribute.
6665 (PR_OPTIMIZE_FOR_SPEED): New flag.
6666 (propagate_rtx_1): Use it.
6667 (propagate_rtx): Set it.
6668 (try_fwprop_subst): Update call of rtx_costs.
6669 (forward_propagate_and_simplify): LIkewise.
6670 * hooks.c (hook_int_rtx_bool_0): New
6671 (hook_bool_rtx_int_int_intp_false): Replace by ...
6672 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6673 * hooks.h (hook_int_rtx_bool_0): New
6674 (hook_bool_rtx_int_int_intp_false): Replace by ...
6675 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6676 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6677 (prepare_cmp_insn): UPdate call of rtx_cost.
6678 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6679 (reload_cse_simplify_operands): Update call of rtx_cost.
6680 (reload_cse_move2add): call of rtx_cost.
6681 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6682 * rtlanal.c (rtx_cost): Add speed argument.
6683 (address_cost): Add speed argument
6684 (default_address_cost): Likewise.
6685 (insn_rtx_cost): Likewise.
6686 * cfgloopanal.c (seq_cost): Add speed argument.
6687 (target_reg_cost, target_spill_cost): Turn to array.
6688 (init_set_costs): Update for speed.
6689 (estimate_reg_pressure_cost): Add speed argument.
6690 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6691 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6692 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6693 (seq_cost): Add speed argument.
6694 (computation_cost): Add speed arugment.
6695 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6696 (force_expr_to_var_cost): Update for profile info.
6697 (force_var_cost): Likewise.
6698 (split_address_cost): Likewise.
6699 (ptr_difference_cost): Likewise.
6700 (difference_cost): Likewise.
6701 (get_computation_cost_at): Likewise.
6702 (determine_iv_cost): Likewise.
6703 (ivopts_global_cost_for_size): Likewise.
6704 (rewrite_use_address): Likewise.
6705 (tree_ssa_iv_optimize_loop): Initialize speed field.
6706 * cse.c (optimize_this_for_speed_p): New static var.
6707 (notreg_cost): Update call of rtx_cost.
6708 (cse_extended_basic_block): set optimize_this_for_speed_p.
6709 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6710 (noce_try_cmove_arith): Likewise.
6711 (noce_try_sign_mask): LIkewise.
6712 * expr.c (compress_float_constant): Update rtx_cost calls.
6713 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6715 (addr_to_parts): Likewise.
6716 (create_mem_ref): Likewise.
6717 * dse.c (find_shift_sequence): Add speed argument.
6718 (replace_read): Update call.
6719 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6720 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6721 * neg_cost, shift_cost, shiftadd_cost,
6722 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6723 mul_highpart_cost): Increase dimension.
6724 (init_expmed): Initialize for both size and speed.
6725 (expand_shift): Use profile.
6726 (synth_mult): Use profile.
6727 (choose_mult_variant): Use profile.
6728 (expand_mult): Use profile.
6729 (expand_mult_highpart_optab): Use profile.
6730 (expand_mult_highpart): Use profile.
6731 (expand_smod_pow2): Use profile.
6732 (expand_divmod): Use profile.
6733 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6735 * loop-invariant.c (create_new_invariant): Use profile.
6736 (gain_for_invariant): Add speed parameter.
6737 (best_gain_for_invariant): Likewise.
6738 (find_invariants_to_move): Likewise.
6739 (move_single_loop_invariants): Set it.
6740 * target-def.h (TARGET_RTX_COSTS): Use hook.
6741 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6742 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6743 * output.h (default_address_cost): Update prototype.
6744 * combine.c (optimize_this_for_speed_p): New static var.
6745 (combine_validate_cost): Update call of rtx_cost.
6746 (combine_instructions): Set optimize_this_for_speed_p.
6747 (expand_compound_operation): Update call of rtx_cost.
6748 (make_extraction):Update call of rtx_cost.
6749 (force_to_mode):Update call of rtx_cost.
6750 (distribute_and_simplify_rtx):Update call of rtx_cost.
6751 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6752 (estimate_reg_pressure_cost): Update prototype.
6753 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6754 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6756 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6757 (alpha_rtx_costs): Update.
6758 * config/frv/frv.c (frv_rtx_costs): Update.
6759 * config/s390/s390.c (s390_rtx_costs): Update.
6760 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6761 (m32c_rtx_costs): Update.
6762 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6763 (spu_rtx_costs): Update.
6764 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6765 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6766 * config/i386/i386.c (:ix86_address_cost): Update.
6767 (ix86_rtx_costs): Update.
6768 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6769 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6770 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6771 * config/crx/crx.c (crx_address_cost): Update.
6772 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6773 * config/stormy16/stormy16.c
6774 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6775 * config/m68hc11/m68hc11.c
6776 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6777 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6778 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6780 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6782 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6783 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6784 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6785 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6786 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6787 (mcore_rtx_costs): update.
6788 * config/score/score3.c (score3_rtx_costs): Update.
6789 * config/score/score7.c (score7_rtx_costs): Update.
6790 * config/score/score3.h (score3_rtx_costs):Update.
6791 * config/score/score7.h (score7_rtx_costs): Update.
6792 * config/score/score.c (score_rtx_costs): Update.
6793 * config/arm/arm.c (arm_address_cost): Update.
6794 (arm_rtx_costs_1): Update.
6795 (arm_rtx_costs_1): Update.
6796 (arm_size_rtx_costs): Update.
6797 (arm_size_rtx_costs): Update.
6798 (arm_size_rtx_costs): Update.
6799 (arm_xscale_rtx_costs): Update.
6800 (arm_thumb_address_cost): Update.
6801 * config/pa/pa.c (hppa_address_cost): Update.
6802 * config/mips/mips.c (mips_rtx_costs): Update.
6803 * config/vax/vax.c (vax_address_cost): Update.
6804 * config/h8300/h8300.c (h8300_shift_costs): Update.
6805 (h8300_rtx_costs): Update.
6806 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6807 (v850_rtx_costs): Update.
6808 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6809 * config/bfin/bfin.c
6810 (bfin_address_cost): Update.
6811 (bfin_rtx_costs): Update.
6812 * stmt.c (lshift_cheap_p): Update.
6814 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6817 * expmed.c (extract_bit_field_1): Check the mode size to make
6818 sure the vector modes have the same size.
6820 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6822 * dojump.c (top level): Include basic-block.h to declare
6823 optimize_insn_for_speed_p
6825 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6827 * opts.h (CL_SAVE): New option class for marking options that are
6828 target specific options usable in the target attribute.
6829 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6831 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6832 can easily find the target specific options that are safe to use
6833 in the attribute or pragma.
6835 * attribs.c (decl_attributes): Change #pragma GCC option to
6836 #pragma GCC target, and attribute((option(...))) to
6837 attribute((target(...))).
6839 * doc/extend.texi (target attribute): Change from option
6840 attribute. Delete push/pop/reset.
6841 (#pragma GCC target): Change from #pragma GCC option. Delete
6843 (#pragma GCC push_options): Document new pragma.
6844 (#pragma GCC pop_options): Document new pragma.
6845 (#pragma GCC reset_options): Document new pragma.
6847 * targhooks.c (default_target_option_valid_attribute_p): Add
6848 warning about port not supporting target attributes.
6849 (default_target_option_pragma_parse): New function, warn about
6850 #pragma GCC target not being supported.
6852 * targhooks.h (default_target_option_pragma_parse): Add
6855 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6856 TI_CURRENT_OPTION_PRAGMA.
6857 (current_target_pragma): Rename from current_option_pragma.
6859 * target.h: (struct target_option): Delete booleans for changing
6860 the optimization level on hot/cold functions. Change signature of
6861 pragma_parse hook to take a second tree.
6863 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6865 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6866 that the declaration is done at global scope.
6868 * langhooks.c (add_builtin_function_common): Move most of the code
6869 from add_builtin_function here, calling the hook passed in.
6870 (add_builtin_function): Call add_builtin_function_common with
6871 standard builtin hook.
6872 (add_builtin_function_ext_scope): New function to add builtins to
6875 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6877 (add_builtin_function_ext_scope): Add declaration.
6879 * c-pragma.c (handle_pragma_target): Rename from
6880 handle_pragma_option, #pragma GCC option is now #pragma GCC
6881 target. Move warning about port not supporting target options to
6882 default pragma parse hook. Remove push/pop/reset from this
6884 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6885 (option_stack): Delete static variable.
6886 (optimize_stack): Ditto.
6887 (optons_stack): New stack of saved target and optimization
6889 (handle_pragma_push_options): New function to handle pushing both
6890 target and optimization options.
6891 (handle_pragma_pop_options): New function to handle popping both
6892 target and optimization options.
6893 (handle_pragma_reset_options): New function to handle resetting
6894 both target and optimization options to their initial state.
6895 (init_pragma): Rename handle_pragma_option to
6896 handle_pragma_target. Add support for push_options, pop_options,
6897 and reset_options pragmas.
6899 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6900 default_target_option_pragma_parse.
6901 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6902 default_target_option_valid_attribute_p.
6903 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6904 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6905 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6906 optimization level on hot/cold functions.
6908 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6909 if the caller and callee have different optimization levels.
6911 * c-common.c (handle_target_attribute): Rename from
6912 handle_option_attribute, attribute((option(...))) is now
6913 attribute((target(...))). Move warning if the port does not
6914 support target attributes to the default hook.
6915 (handle_hot_attribute): Delete code to change the optimization
6916 level of hot functions.
6917 (handle_cold_attribute): Ditto.
6919 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6920 argument that is the binary tree options to use if there are no
6921 arguments. Call ix86_valid_target_attribute_tree instead of
6922 ix86_valid_option_attribute_tree.
6923 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6924 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6925 ix86_pragma_option_parse.
6927 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6928 Rename from ix86_valid_option_attribute_tree.
6930 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6931 new builtins when the ISA changes.
6932 (ix86_valid_target_attribute_tree): Rename from
6933 ix86_valid_option_attribute_tree. Change callers. If the
6934 function specified optimization options, use those as the starting
6935 point before setting up the target attributes. If the
6936 optimization options were changed in the course of setting the
6937 target attributes, record the new optimization options.
6938 (ix86_valid_target_attribute_tree_inner_p): Rename from
6939 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6940 ix86_add_new_builtins if the ISA changed.
6941 (ix86_valid_target_attribute_p): Rename from
6942 ix86_valid_option_attribute_p. Change callers.
6943 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6944 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6945 as delayed builtin functions.
6946 (struct builtin_isa): New structure to record builtin functions
6947 that should be delayed until the ISA for that function is used.
6948 (ix86_builtins_isa): Change from int to struct to track builtin
6949 functions we want to declare at some point.
6950 (def_builtin): If the front end can delay defining the builtin
6951 functions, don't create builtins for ISAs not part of the default
6953 (def_builtin_const): Ditto.
6954 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6955 __builtin_ia32_pcmov_v2di to be different builtin functions.
6956 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6957 a structure instead of an int.
6958 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6959 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6960 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6961 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6963 * config/ia64/ia64.h
6964 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6965 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6967 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6968 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6969 (LANG_HOOKS_INITIALIZER): Add
6970 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6972 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6975 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6976 the reload address with the index register for SFmode
6977 access with a displacement.
6979 2008-08-30 Jan Hubicka <jh@suse.cz>
6981 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6982 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6983 * dojump.c (do_jump): Likewise.
6984 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6985 (note-if_info): Add BRANCH_COST.
6986 (noce_try_store_flag_constants, noce_try_addcc,
6987 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6988 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6989 find_if_case_2): Use computed branch cost.
6990 * expr.h (BRANCH_COST): Update default.
6991 * predict.c (predictable_edge_p): New function.
6992 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6993 Update BRANCH_COST call.
6994 * basic-block.h (predictable_edge_p): Declare.
6995 * config/alpha/alpha.h (BRANCH_COST): Update.
6996 * config/frv/frv.h (BRANCH_COST): Update.
6997 * config/s390/s390.h (BRANCH_COST): Update.
6998 * config/spu/spu.h (BRANCH_COST): Update.
6999 * config/sparc/sparc.h (BRANCH_COST): Update.
7000 * config/m32r/m32r.h (BRANCH_COST): Update.
7001 * config/i386/i386.h (BRANCH_COST): Update.
7002 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7004 * config/sh/sh.h (BRANCH_COST): Update.
7005 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7006 * config/avr/avr.h (BRANCH_COST): Update.
7007 * config/crx/crx.h (BRANCH_COST): Update.
7008 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7009 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7010 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7011 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7012 * config/ia64/ia64.h (BRANCH_COST): Update.
7013 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7014 * config/arc/arc.h (BRANCH_COST): Update.
7015 * config/score/score.h (BRANCH_COST): Update.
7016 * config/arm/arm.h (BRANCH_COST): Update.
7017 * config/pa/pa.h (BRANCH_COST): Update.
7018 * config/mips/mips.h (BRANCH_COST): Update.
7019 * config/vax/vax.h (BRANCH_COST): Update.
7020 * config/h8300/h8300.h (BRANCH_COST): Update.
7021 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7022 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7023 * doc/tm.texi (BRANCH_COST): Update.
7025 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7028 * config/arm/arm.c (arm_optimization_options): Set
7029 flag_section_anchors to 2 instead of 1 to distinguish it from
7030 -fsection-anchors given explicitely on the command line.
7032 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7034 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7035 final insn of a split.
7037 2008-08-30 Jan Hubicka <jh@suse.cz>
7039 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7040 optimized for speed.
7041 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7042 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7043 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7044 flag_gcse_after_reload_set): New static vars.
7045 (common_handle_option): Enable those flags for profile-use.
7046 (decode_options): Remove optimize_size flags that are handled
7047 on higher granuality.
7048 * tree-vectorizer.c (vectorize_loops): Use
7049 optimize_loop_nest_for_speed_p.
7050 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7051 * tree-predcom.c (tree_predictive_commoning): Use
7052 optimize_loop_for_speed_p.
7053 * varasm.c (assemble_start_function): Use
7054 optimize_function_for_speed_p.
7055 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7056 * predict.c (optimize_loop_for_speed_p): Fix walk.
7058 2008-08-30 Jan Hubicka <jh@suse.cz>
7060 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7062 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7063 profile presence locally.
7065 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7068 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7069 versions before 4.0.
7071 2008-08-29 Jan Hubicka <jh@suse.cz>
7073 * tree-inline.c (insert_init_stmt): Insert sequence even when
7076 2008-08-29 Jeff Law <law@redhat.com>
7078 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7079 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7080 location and class is an FP register.
7082 2008-08-29 Jan Hubicka <jh@suse.cz>
7084 * see.c (see_merge_one_def_extension): Silence used uninitialized
7086 * matrix-reorg.c (check_allocation_function): Likewise.
7087 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7089 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7092 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7093 compute new & and | in type rather than TREE_TYPE (arg0).
7095 * dwarf2out.c (fortran_common): Update comment.
7096 (gen_variable_die): Swap com_die and var_die variables in Fortran
7097 COMMON block handling code.
7099 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7101 * dwarf2out.c (gen_const_die): New function.
7102 (size_of_die, value_format, output_die): Output larger
7103 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7104 (native_encode_initializer): New function.
7105 (tree_add_const_value_attribute): Call it.
7106 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7108 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7109 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7110 TREE_THIS_VOLATILE to add_type_attribute.
7112 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7114 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7117 * dwarf2out.c (loc_by_reference): New function.
7118 (add_location_or_const_value_attribute): Use it.
7121 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7122 as DW_TAG_variable children of DW_TAG_common_block rather than
7123 DW_TAG_member children. Put DW_AT_external to individual
7124 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7126 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7127 loc_descriptor_from_tree_1.
7131 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7132 arguments to imported_module_or_decl.
7133 (debug_nothing_tree_tree): Removed.
7134 (debug_nothing_tree_tree_tree_bool): New prototype.
7135 * debug.c (do_nothing_debug_hooks): Adjust.
7136 (debug_nothing_tree_tree): Removed.
7137 (debug_nothing_tree_tree_tree_bool): New function.
7138 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7139 (gen_variable_die): Put all common vars for the
7140 same COMMON block under one DW_TAG_common_block.
7141 (declare_in_namespace): Return new context_die, for Fortran
7142 return the module DIE instead of adding extra declarations into
7144 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7145 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7146 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7148 (dwarf2out_global_decl): Don't skip Fortran global vars.
7149 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7150 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7151 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7152 DW_TAG_imported_declaration as child of previous
7153 DW_TAG_imported_module.
7154 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7155 * sdbout.c (sdb_debug_hooks): Likewise.
7156 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7158 2008-08-29 Jan Hubicka <jh@suse.cz>
7160 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7162 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7163 * ipa-cp.c (n_cloning_candidates): New static variable.
7164 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7165 (ipcp_print_all_lattices): Improve debug output.
7166 (ipcp_cloning_candidate_p): New function.
7167 (ipcp_initialize_node_lattices): Use it.
7168 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7169 (ipcp_propagate_stage): Prettier debug output.
7170 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7171 (ipcp_print_all_structures): Remove.
7172 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7173 (ipcp_insert_stage): Prettier debug output; call
7174 cgraph_remove_unreachable_nodes before propagating.
7175 (pass_ipa_cp): Schedule function removal pass.
7176 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7178 (cgraph_maybe_hot_edge_p): Move to ...
7179 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7180 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7181 (common_handle_option): Set them; enable ipa-cp when profiling.
7182 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7183 (ipa_print_all_jump_functions): Likewise.
7184 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7185 (ipa_print_node_params, ipa_print_all_params): New.
7186 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7187 ipa_print_all_param_flags): Remove.
7188 (ipa_print_node_params, ipa_print_all_params): New.
7190 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7192 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7193 change from 2008-04-03.
7194 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7196 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7199 * ira-color.c (push_allocnos_to_stack): Truncate
7200 removed_splay_allocno_vec.
7202 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7205 * ira-color (ira_fast_allocation): Don't assign hard registers to
7208 2008-08-29 Jan Hubicka <jh@suse.cz>
7211 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7212 for cold internal loops.
7214 2008-08-29 Richard Guenther <rguenther@suse.de>
7216 * tree-ssa-structalias.c (create_variable_info_for): Do not
7217 create fields for heap vars or vars with a noalias state.
7218 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7221 2008-08-29 Richard Guenther <rguenther@suse.de>
7223 * common.opt (ftree-store-ccp): Mark as preserved for
7224 backward compatibility.
7225 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7226 * tree-pass.h (pass_store_ccp): Remove.
7227 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7228 (first_vdef): Remove declaration.
7229 (get_value_loaded_by): Likewise.
7230 * tree-ssa-ccp.c (do_store_ccp): Remove.
7231 (get_default_value): Simplify as do_store_ccp is always false
7232 now. Do not initialize mem_ref.
7233 (set_value_varying): Likewise.
7234 (canonicalize_float_value): Likewise.
7235 (set_lattice_value): Likewise.
7236 (likely_value): Likewise.
7237 (surely_varying_stmt_p): Likewise.
7238 (ccp_initialize): Likewise.
7239 (ccp_lattice_meet): Likewise.
7240 (ccp_visit_phi_node): Likewise.
7241 (ccp_fold): Likewise.
7242 (evaluate_stmt): Likewise.
7243 (visit_assignment): Likewise.
7244 (ccp_visit_stmt): Likewise.
7245 (execute_ssa_ccp): Fold into ...
7246 (do_ssa_ccp): ... this.
7247 (do_ssa_store_ccp): Remove.
7248 (gate_store_ccp): Likewise.
7249 (pass_store_ccp): Likewise.
7250 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7252 * tree-ssa-propagate.c (first_vdef): Remove.
7253 (get_value_loaded_by): Likewise.
7254 (replace_vuses_in): Likewise.
7255 (substitute_and_fold): Do not call replace_vuses_in.
7256 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7258 2008-08-29 Richard Guenther <rguenther@suse.de>
7261 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7262 PARAM_NOALIAS tags with is_heapvar.
7263 * tree-ssa-operands.c (access_can_touch_variable): Offset
7264 based tests do not apply for heapvars. Fix offset test.
7266 2008-08-29 Jan Hubicka <jh@suse.cz>
7268 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7269 (-fipa-cp-clone): Enabled by default at -O3.
7270 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7271 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7273 2008-08-29 Jan Hubicka <jh@suse.cz>
7275 * tree.c (build_function_type_skip_args,
7276 build_function_decl_skip_args): New functions.
7277 * tree.h (build_function_type_skip_args,
7278 build_function_decl_skip_args): Declare.
7279 * gimple.c (giple_copy_call_skip_args): New function.
7280 (giple_copy_call_skip_args): Declare.
7282 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7283 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7284 (ipcp_node_modifiable_p): ... this one; use
7285 tree_versionable_function_p.
7286 (ipcp_create_replace_map): Improve debug output.
7287 (ipcp_need_redirect_p): Return false when not clonning.
7288 (ipcp_update_callgraph): Skip args.
7289 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7291 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7292 (save_inline_function_body): Update call of tree_function_versioning.
7293 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7294 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7296 (tree_function_versioning): Likewise.
7297 * tree-inline.h (tree_function_versioning): Update prototype.
7299 2008-08-29 Jan Hubicka <jh@suse.cz>
7301 * loop-unswitch.c (unswitch_single_loop): Use
7302 optimize_loop_for_speed_p.
7303 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7304 Use optimize_function_for_size_p.
7305 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7306 * postreload-gcse.c (eliminate_partially_redundant_load):
7307 Use optimize_bb_for_size_p.
7308 * value-prof.c (gimple_divmod_fixed_value_transform,
7309 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7310 gimple_stringops_transform): Use optimize_bb_for_size_p.
7311 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7312 * final.c (compute_alignments): Use optimize_function_for_size_p.
7313 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7314 (fold_builtin_strcpy, fold_builtin_fputs): Use
7315 optimize_function_for_size_p.
7316 * fold-const.c (tree_swap_operands_p): Use
7317 optimize_function_for_size_p.
7318 * recog.c (relax_delay_slots): Likewise.
7319 * tree-ssa-math-opts.c (replace_reciprocal):
7320 Use optimize_bb_for_speed_p.
7321 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7322 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7323 optimize_function_for_size_p.
7324 (cgraph_decide_inlining_of_small_function): Use
7325 optimize_function_for_size_p.
7326 * global.c (find_reg): Use optimize_function_for_size_p.
7327 * opts.c (decode_options): Do not clear flag_tree_ch,
7328 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7329 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7330 work it out from profile.
7331 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7332 optimize_loop_for_speed_p.
7333 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7335 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7336 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7337 * tree-eh.c (decide_copy_try_finally): Use
7338 optimize_function_for_size_p.
7339 * local-alloc.c (block_alloc): Pass BB pointer.
7340 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7341 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7342 * loop-unroll.c (decide_unrolling_and_peeling):
7343 Use optimize_loop_for_size_p.
7344 (decide_peel_completely): Likewise.
7345 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7346 optimize_loop_for_size_p.
7347 (vect_enhance_data_refs_alignment): Likewise.
7348 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7349 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7351 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7352 (try_crossjump_bb): Use optimize_bb_for_size_p.
7353 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7354 optimize_loop_for_speed_p.
7355 * bb-reorder.c (find_traces_1_round): Likewise.
7356 (copy_bb): Use optimize_bb_for_speed_p.
7357 (duplicate_computed_gotos): Likewise.
7358 * basic-block.h (optimize_loop_nest_for_size_p,
7359 optimize_loop_nest_for_speed_p): New.
7360 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7362 2008-08-29 Tristan Gingold <gingold@adacore.com>
7364 * gcov.c (main): Call expandargv.
7366 2008-08-29 Jan Hubicka <jh@suse.cz>
7368 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7370 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7372 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7373 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7375 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7377 2008-08-29 Jan Hubicka <jh@suse.cz>
7379 * tree-pass.h (pass_strip_predict_hints): Declare.
7380 * predict.c (strip_builtin_expect): Rename to ...
7381 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7382 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7383 (tree_estimate_probability): Do not strip builtin_expect.
7384 (pass_strip_predict_hints): New pass.
7385 * tree-inline.c (expand_call_inline): When inlining cold function,
7386 predict it as unlikely.
7387 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7389 2008-08-29 Richard Guenther <rguenther@suse.de>
7391 PR tree-optimization/37207
7392 * tree-vrp.c (extract_range_from_binary_expr): Also try
7393 to constant fold if only one of the operands is a constant.
7395 2008-08-29 Nick Clifton <nickc@redhat.com>
7397 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7398 the same way as SYMBOL_REFs.
7400 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7402 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7404 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7406 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7407 * config/mips/mips.md (branch_likely): Remove const. Fix
7409 (define_delay for type "branch"): Change to only apply for branch
7410 with likely variant.
7411 (define_delay for type "branch" and "branch_likely" no). New delay
7413 (equality_op): New code iterator.
7414 (bbv, bbinv): New code attributes.
7415 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7418 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7419 Andrew Pinski <pinskia@gcc.gnu.org>
7422 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7424 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7426 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7427 rule that a symbolic constant must be defined and >= 0 for the
7428 corresponding facility to be present at compile-time.
7429 * gthr-posix.c: Likewise.
7431 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7433 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7434 * config/mips/mips.md (D): New mode attribute.
7435 (mulsi3, muldi3): Merge it into ...
7436 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7437 (muldi3_mul3): New pattern.
7438 (mulsi3_mult3): Rename to mulsi3_mul3.
7440 2008-08-28 Jan Hubicka <jh@suse.cz>
7442 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7444 * predict.c (always_optimize_for_size_p): Rename to ...
7445 (optimize_function_for_size): ... this one; make extern.
7446 (optimize_function_for_speed_p): New.
7447 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7448 optimize_edge_for_size_p,optimize_edge_for_size_p,
7449 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7450 * basic-block.h (optimize_function_for_size_p,
7451 optimize_function_for_speed_p): Declare.
7452 * i386.md (optimize_size checks): Replace them by appropriate
7454 (standard_80387_constant_p, ix86_compute_frame_layout,
7455 ix86_expand_epilogue, ix86_decompose_address,
7456 print_operand, emit_i387_cw_initialization,
7457 inline_memory_move_cost, ix86_pad_returns,
7458 ix86_reorg): Replace optimize_size checks.
7460 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7462 * rtl.h (simplify_subreg_regno): Declare.
7463 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7464 * simplify-rtx.c (simplify_subreg): ...here.
7465 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7466 subreg_offset_representable_p.
7468 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7471 * c-typeck.c (convert_for_assignment): Give a note describing what
7472 was passed and what was expected.
7474 2008-08-28 Joey Ye <joey.ye@intel.com>
7476 * doc/extend.texi: Document AVX built-in functions.
7477 * doc/invoke.texi: Document -mavx.
7479 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7480 Joey Ye <joey.ye@intel.com>
7481 Xuepeng Guo <xuepeng.guo@intel.com>
7483 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7485 * config/i386/cpuid.h (bit_FMA): New.
7486 (bit_XSAVE): Likewise.
7487 (bit_OSXSAVE): Likewise.
7488 (bit_AVX): Likewise.
7490 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7491 define. Use ASM_OUTPUT_AVX_PREFIX.
7493 * config/i386/gmmintrin.h: New.
7495 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7496 (OPTION_MASK_ISA_AVX_SET): New.
7497 (OPTION_MASK_ISA_FMA_SET): Likewise.
7498 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7499 (OPTION_MASK_ISA_FMA_SET): Likewise.
7500 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7501 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7502 (pta_flags): Add PTA_AVX and PTA_FMA.
7503 (override_options): Handle PTA_AVX and PTA_FMA.
7504 (init_cumulative_args): Handle warn_avx.
7505 (classify_argument): Return 0 for COImode and OImode. Return
7506 1 and X86_64_AVX_CLASS for 256bit vector types.
7507 (examine_argument): Handle X86_64_AVX_CLASS.
7508 (construct_container): Likewise.
7509 (function_arg_advance_32): Pass OImode and 256bit vector types
7511 (function_arg_advance_64): Take a new argument to indicate if a
7512 parameter is named. Handle 256bit vector types. Return
7513 immediately for unnamed 256bit vector mode parameters.
7514 (function_arg_advance): Updated.
7515 (function_arg_32): Add comments for TImode. Handle OImode
7516 and 256bit vector types.
7517 (function_arg_64): Take a new argument to indicate if a
7518 parameter is named. Handle 256bit vector types. Return NULL
7519 for unnamed 256bit vector mode parameters.
7520 (function_arg): Updated.
7521 (setup_incoming_varargs_64): Support
7522 AVX encoding for *sse_prologue_save_insn.
7523 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7524 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7525 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7526 enabled, otherwise return -3.
7527 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7529 (print_reg): Support AVX registers. Handle 'x' and 't'.
7530 Handle 'd' to duplicate the operand.
7531 (print_operand): Likewise. Also support AVX vector compare
7533 (output_387_binary_op): Support AVX.
7534 (output_fp_compare): Likewise.
7535 (ix86_expand_vector_move_misalign): Likewise.
7536 (ix86_attr_length_vex_default): New.
7537 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7538 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7539 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7540 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7541 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7542 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7543 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7544 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7545 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7546 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7547 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7548 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7549 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7550 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7551 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7552 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7553 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7554 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7555 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7556 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7557 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7558 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7559 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7560 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7561 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7562 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7563 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7564 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7565 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7566 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7567 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7568 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7569 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7570 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7571 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7572 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7573 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7574 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7575 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7576 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7577 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7578 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7579 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7580 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7581 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7582 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7583 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7584 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7585 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7586 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7587 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7588 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7589 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7590 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7591 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7592 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7593 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7594 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7595 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7596 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7597 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7598 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7599 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7600 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7601 and IX86_BUILTIN_MOVMSKPS256,
7602 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7603 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7604 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7605 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7606 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7607 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7608 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7609 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7610 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7611 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7612 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7613 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7614 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7615 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7616 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7617 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7618 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7619 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7620 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7621 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7622 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7623 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7624 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7625 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7626 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7627 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7628 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7629 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7630 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7631 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7632 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7633 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7634 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7635 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7636 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7637 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7638 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7639 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7640 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7641 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7642 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7643 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7644 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7645 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7646 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7647 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7648 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7649 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7650 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7651 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7652 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7653 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7654 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7655 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7656 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7657 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7658 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7659 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7661 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7662 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7663 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7664 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7665 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7666 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7667 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7668 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7669 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7670 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7671 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7672 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7673 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7674 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7675 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7676 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7677 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7678 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7679 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7680 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7681 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7682 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7683 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7684 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7685 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7686 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7687 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7688 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7689 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7690 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7691 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7692 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7693 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7694 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7695 IX86_BUILTIN_MOVMSKPS256.
7696 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7697 (ix86_expand_args_builtin): Likewise.
7698 (ix86_expand_special_args_builtin): Likewise.
7699 (ix86_hard_regno_mode_ok): Handle AVX modes.
7700 (ix86_expand_vector_init_duplicate): Likewise.
7701 (ix86_expand_vector_init_one_nonzero): Likewise.
7702 (ix86_expand_vector_init_one_var): Likewise.
7703 (ix86_expand_vector_init_concat): Likewise.
7704 (ix86_expand_vector_init_general): Likewise.
7705 (ix86_expand_vector_set): Likewise.
7706 (ix86_vector_mode_supported_p): Likewise.
7707 (x86_extended_reg_mentioned_p): Check INSN_P before using
7710 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7711 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7713 * config/i386/i386.h (TARGET_AVX): New.
7714 (TARGET_FMA): Likewise.
7715 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7716 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7717 (VALID_AVX256_REG_MODE): New.
7718 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7719 (AVX_FLOAT_MODE_P): Likewise.
7720 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7721 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7722 (AVX_VEC_FLOAT_MODE_P): Likewise.
7723 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7724 (ASM_OUTPUT_OPCODE): Likewise.
7725 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7727 (SSE_REG_MODE_P): Allow 256bit vector modes.
7728 (ix86_args): Add a warn_avx field.
7730 * config/i386/i386.md (UNSPEC_PCMP): New.
7731 (UNSPEC_VPERMIL): Likewise.
7732 (UNSPEC_VPERMIL2): Likewise.
7733 (UNSPEC_VPERMIL2F128): Likewise.
7734 (UNSPEC_MASKLOAD): Likewise.
7735 (UNSPEC_MASKSTORE): Likewise.
7736 (UNSPEC_CAST): Likewise.
7737 (UNSPEC_VTESTP): Likewise.
7738 (UNSPECV_VZEROALL): Likewise.
7739 (UNSPECV_VZEROUPPER): Likewise.
7740 (XMM0_REG): Likewise.
7741 (XMM1_REG): Likewise.
7742 (XMM2_REG): Likewise.
7743 (XMM3_REG): Likewise.
7744 (XMM4_REG): Likewise.
7745 (XMM5_REG): Likewise.
7746 (XMM6_REG): Likewise.
7747 (XMM8_REG): Likewise.
7748 (XMM9_REG): Likewise.
7749 (XMM10_REG): Likewise.
7750 (XMM11_REG): Likewise.
7751 (XMM12_REG): Likewise.
7752 (XMM13_REG): Likewise.
7753 (XMM14_REG): Likewise.
7754 (XMM15_REG): Likewise.
7756 (prefix_vex_imm8): Likewise.
7757 (prefix_vex_w): Likewise.
7758 (length_vex): Likewise.
7761 (*avx_ashlti3): Likewise.
7762 (*avx_lshrti3): Likewise.
7763 (*avx_setcc<mode>): Likewise.
7764 (*fop_<mode>_comm_mixed_avx): Likewise.
7765 (*fop_<mode>_comm_avx): Likewise.
7766 (*fop_<mode>_1_mixed_avx): Likewise.
7767 (*fop_<mode>_1_avx): Likewise.
7768 (*avx_<code><mode>3): Likewise.
7769 (*avx_ieee_smin<mode>3): Likewise.
7770 (*avx_ieee_smax<mode>3): Likewise.
7771 (mode): Add OI, V8SF and V4DF.
7772 (length): Support VEX prefix.
7773 (*cmpfp_i_mixed): Set prefix attribute.
7774 (*cmpfp_i_sse): Likewise.
7775 (*cmpfp_iu_mixed): Likewise.
7776 (*cmpfp_iu_sse): Likewise.
7777 (*movsi_1): Support AVX.
7778 (*movdi_2): Likewise.
7779 (*movdi_1_rex64): Likewise.
7780 (*movti_internal): Likewise.
7781 (*movti_rex64): Likewise.
7782 (*movsf_1): Likewise.
7783 (*movdf_nointeger): Likewise.
7784 (*movdf_integer_rex64): Likewise.
7785 (*movtf_internal): Likewise.
7786 (zero_extendsidi2_32): Likewise.
7787 (zero_extendsidi2_rex64): Likewise.
7788 (*extendsfdf2_mixed): Likewise.
7789 (*extendsfdf2_sse): Likewise.
7790 (*truncdfsf_fast_mixed): Likewise.
7791 (*truncdfsf_fast_sse): Likewise.
7792 (*truncdfsf_mixed): Likewise.
7793 (fix_trunc<mode>di_sse): Likewise.
7794 (fix_trunc<mode>si_sse): Likewise.
7795 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7796 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7797 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7798 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7799 (*rcpsf2_sse): Likewise.
7800 (*rsqrtsf2_sse): Likewise.
7801 (*sqrt<mode>2_sse): Likewise.
7802 (sse4_1_round<mode>2): Likewise.
7803 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7804 Support AVX. Set length attribute properly for AVX.
7806 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7807 (VECTOR_MODES (FLOAT, 32)): Likewise.
7808 (VECTOR_MODE (INT, DI, 8)): Likewise.
7809 (VECTOR_MODE (INT, HI, 32)): Likewise.
7810 (VECTOR_MODE (INT, QI, 64)): Likewise.
7811 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7812 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7813 (VECTOR_MODE (INT, DI, 4)): Removed.
7814 (VECTOR_MODE (INT, SI, 8)): Likewise.
7815 (VECTOR_MODE (INT, HI, 16)): Likewise.
7816 (VECTOR_MODE (INT, QI, 32)): Likewise.
7817 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7818 (INT_MODE (OI, 32)): Likewise.
7820 * config/i386/i386.opt (mavx): New.
7823 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7825 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7826 (*mov<mode>_internal_avx): New.
7827 (*movv2sf_internal_rex64_avx): Likewise.
7828 (*movv2sf_internal_avx): Likewise.
7830 * config/i386/predicates.md (const_4_to_5_operand): New.
7831 (const_6_to_7_operand): Likewise.
7832 (const_8_to_11_operand): Likewise.
7833 (const_12_to_15_operand): Likewise.
7834 (avx_comparison_float_operator): Likewise.
7836 * config/i386/sse.md (AVX256MODEI): New.
7837 (AVX256MODE): Likewise.
7838 (AVXMODEQI): Likewise.
7839 (AVXMODE): Likewise.
7840 (AVX256MODEF2P): Likewise.
7841 (AVX256MODE2P): Likewise.
7842 (AVX256MODE4P): Likewise.
7843 (AVX256MODE8P): Likewise.
7844 (AVXMODEF2P): Likewise.
7845 (AVXMODEF4P): Likewise.
7846 (AVXMODEDCVTDQ2PS): Likewise.
7847 (AVXMODEDCVTPS2DQ): Likewise.
7848 (avxvecmode): Likewise.
7849 (avxvecpsmode): Likewise.
7850 (avxhalfvecmode): Likewise.
7851 (avxscalarmode): Likewise.
7852 (avxcvtvecmode): Likewise.
7853 (avxpermvecmode): Likewise.
7854 (avxmodesuffixf2c): Likewise.
7855 (avxmodesuffixp): Likewise.
7856 (avxmodesuffixs): Likewise.
7857 (avxmodesuffix): Likewise.
7858 (vpermilbits): Likewise.
7859 (pinsrbits): Likewise.
7860 (mov<mode>): Likewise.
7861 (*mov<mode>_internal): Likewise.
7862 (push<mode>1): Likewise.
7863 (movmisalign<mode>): Likewise.
7864 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7865 (avx_movdqu<avxmodesuffix>): Likewise.
7866 (avx_lddqu<avxmodesuffix>): Likewise.
7867 (<plusminus_insn><mode>3): Likewise.
7868 (*avx_<plusminus_insn><mode>3): Likewise.
7869 (*avx_vm<plusminus_insn><mode>3): Likewise.
7870 (mul<mode>3): Likewise.
7871 (*avx_mul<mode>3): Likewise.
7872 (*avx_vmmul<mode>3): Likewise.
7873 (divv8sf3): Likewise.
7874 (divv4df3): Likewise.
7875 (avx_div<mode>3): Likewise.
7876 (*avx_div<mode>3): Likewise.
7877 (*avx_vmdiv<mode>3): Likewise.
7878 (avx_rcpv8sf2): Likewise.
7879 (*avx_vmrcpv4sf2): Likewise.
7880 (sqrtv8sf2): Likewise.
7881 (avx_sqrtv8sf2): Likewise.
7882 (*avx_vmsqrt<mode>2): Likewise.
7883 (rsqrtv8sf2): Likewise.
7884 (avx_rsqrtv8sf2): Likewise.
7885 (*avx_vmrsqrtv4sf2): Likewise.
7886 (<code><mode>3): Likewise.
7887 (*avx_<code><mode>3_finite): Likewise.
7888 (*avx_<code><mode>3): Likewise.
7889 (*avx_vm<code><mode>3): Likewise.
7890 (*avx_ieee_smin<mode>3): Likewise.
7891 (*avx_ieee_smax<mode>3): Likewise.
7892 (avx_addsubv8sf3): Likewise.
7893 (avx_addsubv4df3): Likewise.
7894 (*avx_addsubv4sf3): Likewise.
7895 (*avx_addsubv2df3): Likewise.
7896 (avx_h<plusminus_insn>v4df3): Likewise.
7897 (avx_h<plusminus_insn>v8sf3): Likewise.
7898 (*avx_h<plusminus_insn>v4sf3): Likewise.
7899 (*avx_h<plusminus_insn>v2df3): Likewise.
7900 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7901 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7902 (*avx_maskcmp<mode>3): Likewise.
7903 (avx_nand<mode>3): Likewise.
7904 (*avx_<code><mode>3): Likewise.
7905 (*avx_nand<mode>3): Likewise.
7906 (*avx_<code><mode>3): Likewise.
7907 (*avx_cvtsi2ss): Likewise.
7908 (*avx_cvtsi2ssq): Likewise.
7909 (*avx_cvtsi2sd): Likewise.
7910 (*avx_cvtsi2sdq): Likewise.
7911 (*avx_cvtsd2ss): Likewise.
7912 (avx_cvtss2sd): Likewise.
7913 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7914 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7915 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7916 (*avx_cvtsi2sd): Likewise.
7917 (*avx_cvtsi2sdq): Likewise.
7918 (avx_cvtdq2pd256): Likewise.
7919 (avx_cvtpd2dq256): Likewise.
7920 (avx_cvttpd2dq256): Likewise.
7921 (*avx_cvtsd2ss): Likewise.
7922 (*avx_cvtss2sd): Likewise.
7923 (avx_cvtpd2ps256): Likewise.
7924 (avx_cvtps2pd256): Likewise.
7925 (*avx_movhlps): Likewise.
7926 (*avx_movlhps): Likewise.
7927 (avx_unpckhps256): Likewise.
7928 (*avx_unpckhps): Likewise.
7929 (avx_unpcklps256): Likewise.
7930 (*avx_unpcklps): Likewise.
7931 (avx_movshdup256): Likewise.
7932 (avx_movsldup256): Likewise.
7933 (avx_shufps256): Likewise.
7934 (avx_shufps256_1): Likewise.
7935 (*avx_shufps_<mode>): Likewise.
7936 (*avx_loadhps): Likewise.
7937 (*avx_storelps): Likewise.
7938 (*avx_loadlps): Likewise.
7939 (*avx_movss): Likewise.
7940 (*vec_dupv4sf_avx): Likewise.
7941 (*vec_concatv2sf_avx): Likewise.
7942 (*vec_concatv4sf_avx): Likewise.
7943 (*vec_setv4sf_0_avx): Likewise.
7944 (*vec_setv4sf_avx): Likewise.
7945 (*avx_insertps): Likewise.
7946 (avx_vextractf128<mode>): Likewise.
7947 (vec_extract_lo_<mode>): Likewise.
7948 (vec_extract_hi_<mode>): Likewise.
7949 (vec_extract_lo_<mode>): Likewise.
7950 (vec_extract_hi_<mode>): Likewise.
7951 (vec_extract_lo_v16hi): Likewise.
7952 (vec_extract_hi_v16hi): Likewise.
7953 (vec_extract_lo_v32qi): Likewise.
7954 (vec_extract_hi_v32qi): Likewise.
7955 (avx_unpckhpd256): Likewise.
7956 (*avx_unpckhpd): Likewise.
7957 (avx_movddup256): Likewise.
7958 (*avx_movddup): Likewise.
7959 (avx_unpcklpd256): Likewise.
7960 (*avx_unpcklpd): Likewise.
7961 (avx_shufpd256): Likewise.
7962 (avx_shufpd256_1): Likewise.
7963 (*avx_punpckhqdq): Likewise.
7964 (*avx_punpcklqdq): Likewise.
7965 (*avx_shufpd_<mode>): Likewise.
7966 (*avx_storehpd): Likewise.
7967 (*avx_loadhpd): Likewise.
7968 (*avx_loadlpd): Likewise.
7969 (*avx_movsd): Likewise.
7970 (*vec_concatv2df_avx): Likewise.
7971 (*avx_<plusminus_insn><mode>3): Likewise.
7972 (*avx_<plusminus_insn><mode>3): Likewise.
7973 (*avx_mulv8hi3): Likewise.
7974 (*avxv8hi3_highpart): Likewise.
7975 (*avx_umulv8hi3_highpart): Likewise.
7976 (*avx_umulv2siv2di3): Likewise.
7977 (*avx_mulv2siv2di3): Likewise.
7978 (*avx_pmaddwd): Likewise.
7979 (*avx_mulv4si3): Likewise.
7980 (*avx_ashr<mode>3): Likewise.
7981 (*avx_lshr<mode>3): Likewise.
7982 (*avx_ashl<mode>3): Likewise.
7983 (*avx_<code><mode>3): Likewise.
7984 (*avx_eq<mode>3): Likewise.
7985 (*avx_gt<mode>3): Likewise.
7986 (*avx_nand<mode>3): Likewise.
7987 (*avx_nand<mode>3): Likewise.
7988 (*avx_<code><mode>3): Likewise.
7989 (*avx_<code><mode>3): Likewise.
7990 (*avx_packsswb): Likewise.
7991 (*avx_packssdw): Likewise.
7992 (*avx_packuswb): Likewise.
7993 (*avx_punpckhbw): Likewise.
7994 (*avx_punpcklbw): Likewise.
7995 (*avx_punpckhwd): Likewise.
7996 (*avx_punpcklwd): Likewise.
7997 (*avx_punpckhdq): Likewise.
7998 (*avx_punpckldq): Likewise.
7999 (*avx_pinsr<avxmodesuffixs>): Likewise.
8000 (*avx_pinsrq): Likewise.
8001 (*avx_loadld): Likewise.
8002 (*vec_extractv2di_1_rex64_avx): Likewise.
8003 (*vec_extractv2di_1_avx): Likewise.
8004 (*vec_dupv2di_avx): Likewise.
8005 (*vec_concatv2si_avx): Likewise.
8006 (*vec_concatv4si_1_avx): Likewise.
8007 (*vec_concatv2di_avx): Likewise.
8008 (*vec_concatv2di_rex64_avx): Likewise.
8009 (*avx_uavgv16qi3): Likewise.
8010 (*avx_uavgv8hi3): Likewise.
8011 (*avx_psadbw): Likewise.
8012 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8013 (*avx_phaddwv8hi3): Likewise.
8014 (*avx_phadddv4si3): Likewise.
8015 (*avx_phaddswv8hi3): Likewise.
8016 (*avx_phsubwv8hi3): Likewise.
8017 (*avx_phsubdv4si3): Likewise.
8018 (*avx_phsubswv8hi3): Likewise.
8019 (*avx_pmaddubsw128): Likewise.
8020 (*avx_pmulhrswv8hi3): Likewise.
8021 (*avx_pshufbv16qi3): Likewise.
8022 (*avx_psign<mode>3): Likewise.
8023 (*avx_palignrti): Likewise.
8024 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8025 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8026 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8027 (*avx_mpsadbw): Likewise.
8028 (*avx_packusdw): Likewise.
8029 (*avx_pblendvb): Likewise.
8030 (*avx_pblendw): Likewise.
8031 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8032 (avx_ptest256): Likewise.
8033 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8034 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8035 (*avx_aesenc): Likewise.
8036 (*avx_aesenclast): Likewise.
8037 (*avx_aesdec): Likewise.
8038 (*avx_aesdeclast): Likewise.
8039 (avx_vzeroupper): Likewise.
8040 (avx_vzeroupper_rex64): Likewise.
8041 (avx_vpermil<mode>): Likewise.
8042 (avx_vpermilvar<mode>3): Likewise.
8043 (avx_vpermil2<mode>3): Likewise.
8044 (avx_vperm2f128<mode>3): Likewise.
8045 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8046 (avx_vbroadcastss256): Likewise.
8047 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8048 (avx_vinsertf128<mode>): Likewise.
8049 (vec_set_lo_<mode>): Likewise.
8050 (vec_set_hi_<mode>): Likewise.
8051 (vec_set_lo_<mode>): Likewise.
8052 (vec_set_hi_<mode>): Likewise.
8053 (vec_set_lo_v16hi): Likewise.
8054 (vec_set_hi_v16hi): Likewise.
8055 (vec_set_lo_v32qi): Likewise.
8056 (vec_set_hi_v32qi): Likewise.
8057 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8058 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8059 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8060 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8061 (vec_init<mode>): Likewise.
8062 (*vec_concat<mode>_avx): Likewise.
8063 (blendbits): Support V8SF and V4DF.
8064 (sse2_movq128): Support AVX.
8065 (<sse>_movnt<mode>): Likewise.
8066 (sse2_movntv2di): Likewise.
8067 (sse_rcpv4sf2): Likewise.
8068 (sse_sqrtv4sf2): Likewise.
8069 (sse_rsqrtv4sf2): Likewise.
8070 (<sse>_comi): Likewise.
8071 (<sse>_ucomi): Likewise.
8072 (sse_cvtss2si): Likewise.
8073 (sse_cvtss2si_2): Likewise.
8074 (sse_cvtss2siq): Likewise.
8075 (sse_cvtss2siq_2): Likewise.
8076 (sse_cvttss2si): Likewise.
8077 (sse_cvttss2siq): Likewise.
8078 (sse2_cvtsd2si): Likewise.
8079 (sse2_cvtsd2si_2): Likewise.
8080 (sse2_cvtsd2siq): Likewise.
8081 (sse2_cvtsd2siq_2): Likewise.
8082 (sse2_cvttsd2si): Likewise.
8083 (sse2_cvttsd2siq): Likewise.
8084 (sse2_cvtdq2pd): Likewise.
8085 (*sse2_cvtpd2dq): Likewise.
8086 (*sse2_cvttpd2dq): Likewise.
8087 (*sse2_cvtpd2ps): Likewise.
8088 (sse2_cvtps2pd): Likewise.
8089 (sse3_movshdup): Likewise.
8090 (sse3_movsldup): Likewise.
8091 (sse_storehps): Likewise.
8092 (*sse4_1_extractps): Likewise.
8093 (sse2_storelpd): Likewise.
8094 (vec_dupv2df_sse3): Likewise.
8095 (*vec_concatv2df_sse3): Likewise.
8096 (*sse4_1_pextrb): Likewise.
8097 (*sse4_1_pextrb_memory): Likewise.
8098 (*sse2_pextrw): Likewise.
8099 (*sse4_1_pextrw_memory): Likewise.
8100 (*sse4_1_pextrd): Likewise.
8101 (*sse4_1_pextrq): Likewise.
8102 (sse2_pshufd_1): Likewise.
8103 (sse2_pshuflw_1): Likewise.
8104 (sse2_pshufhw_1): Likewise.
8105 (*sse2_storeq_rex64): Likewise.
8106 (*vec_dupv4si): Likewise.
8107 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8108 (sse2_pmovmskb): Likewise.
8109 (*sse2_maskmovdqu): Likewise.
8110 (*sse2_maskmovdqu_rex64): Likewise.
8111 (sse_ldmxcsr): Likewise.
8112 (sse_stmxcsr): Likewise.
8113 (abs<mode>2): Likewise.
8114 (sse4_1_movntdqa): Likewise.
8115 (sse4_1_phminposuw): Likewise.
8116 (sse4_1_extendv8qiv8hi2): Likewise.
8117 (*sse4_1_extendv8qiv8hi2): Likewise.
8118 (sse4_1_extendv4qiv4si2): Likewise.
8119 (*sse4_1_extendv4qiv4si2): Likewise.
8120 (sse4_1_extendv2qiv2di2): Likewise.
8121 (*sse4_1_extendv2qiv2di2): Likewise.
8122 (sse4_1_extendv4hiv4si2): Likewise.
8123 (*sse4_1_extendv4hiv4si2): Likewise.
8124 (sse4_1_extendv2hiv2di2): Likewise.
8125 (*sse4_1_extendv2hiv2di2): Likewise.
8126 (sse4_1_extendv2siv2di2): Likewise.
8127 (*sse4_1_extendv2siv2di2): Likewise.
8128 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8129 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8130 (sse4_1_zero_extendv4qiv4si2): Likewise.
8131 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8132 (sse4_1_zero_extendv2qiv2di2): Likewise.
8133 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8134 (sse4_1_zero_extendv4hiv4si2): Likewise.
8135 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8136 (sse4_1_zero_extendv2hiv2di2): Likewise.
8137 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8138 (sse4_1_zero_extendv2siv2di2): Likewise.
8139 (*sse4_1_zero_extendv2siv2di2): Likewise.
8140 (sse4_1_ptest): Likewise.
8141 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8142 (sse4_2_pcmpestri): Likewise.
8143 (sse4_2_pcmpestrm): Likewise.
8144 (sse4_2_pcmpistri): Likewise.
8145 (sse4_2_pcmpistrm): Likewise.
8147 (aeskeygenassist): Likewise.
8149 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8151 * config/i386/predicates.md (vzeroall_operation): New.
8153 * config/i386/sse.md (avx_vzeroall): New.
8154 (*avx_vzeroall): Likewise.
8156 2008-08-28 Paul Brook <paul@codesourcery.com>
8157 Mark Shinwell <shinwell@codesourcery.com>
8158 Richard Earnshaw <richard.earnshaw@arm.com>
8160 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8161 (TARGET_MIN_ANCHOR_OFFSET): New.
8162 (arm_override_options): Set correct anchor ranges for Thumb-1
8163 and Thumb-2 if required.
8164 (legitimize_pic_address): Handle case involving a TLS symbol
8165 reference with an addend.
8166 (arm_optimization_options): Enable section anchors at -O1 and
8168 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8169 * config/arm/arm-protos.h (arm_optimization_options): New.
8171 2008-08-28 Nick Clifton <nickc@redhat.com>
8173 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8174 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8177 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8178 * config/v850/v850.md (return): Remove frame size restriction.
8180 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8182 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8184 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8186 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8188 2008-08-28 Paul Brook <paul@codesourcery.com>
8190 * config/arm/vfp11.md: Update license notice.
8191 * config/arm/cortex-r4.md: Ditto.
8193 2008-08-28 Richard Guenther <rguenther@suse.de>
8195 PR tree-optimization/37207
8196 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8199 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8202 * tree.c (int_fits_type_p): Don't forget unsigned integers
8203 of type sizetype which higher end word equals -1.
8205 2008-08-28 Ira Rosen <irar@il.ibm.com>
8207 * target.h (struct vectorize): Add new target builtin.
8208 * tree-vectorizer.c (destroy_loop_vec_info): Call
8209 vect_free_slp_instance instead of vect_free_slp_node.
8210 * tree-vectorizer.h (enum slp_load_perm_type): New.
8211 (struct _slp_instance): Add new fields.
8212 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8213 (SLP_INSTANCE_LOADS): New.
8214 (vect_free_slp_tree): Remove.
8215 (vect_free_slp_instance): Declare.
8216 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8217 (vectorizable_load): Add argument.
8218 (vect_transform_slp_perm_load): New.
8219 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8221 (vect_get_place_in_interleaving_chain): New function.
8222 (vect_free_slp_tree): Make static.
8223 (vect_free_slp_instance): New function.
8224 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8225 collect the load location in the interleaving chain.
8226 (vect_supported_slp_permutation_p): New function.
8227 (vect_supported_load_permutation_p): Likewise.
8228 (vect_analyze_slp_instance): In case of loads permutation, call
8229 vect_supported_load_permutation_p to check that the permutation is
8231 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8232 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8233 (vect_create_mask_and_perm): New function.
8234 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8235 (vectorizable_load): Add an argument. Don't keep the created vectors
8236 statements in the node if permutation is required. Call
8237 vect_transform_slp_perm_load to generate the permutation.
8238 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8239 additional argument.
8240 (vect_schedule_slp_instance): In case of loads permutation, allocate
8241 vectorized statements structure for all the related SLP nodes. Call
8242 vect_transform_stmt with addditional argument.
8243 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8244 * config/spu/spu.c (spu_builtin_vec_perm): New.
8245 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8246 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8247 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8248 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8250 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8252 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8253 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8254 __gthread_cond_signal, __gthread_cond_timedwait,
8255 __gthread_cond_timedwait_recursive): New functions.
8256 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8258 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8261 2008-08-28 Richard Guenther <rguenther@suse.de>
8264 * fold-const.c (maybe_canonicalize_comparison_1): Require
8265 undefined overflow only for canonicalizing A +- CST cmp CST.
8266 Make sure to not generate new constants that are not inside
8267 their TYPE_MIN/MAX_VALUE range.
8268 (maybe_canonicalize_comparison): Remove undefined overflow
8270 (fold_binary): Remove now duplicate folding.
8272 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8274 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8275 use not updated in the last change.
8277 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8279 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8280 (IRA_COVER_CLASSES): Add FPUL_REGS.
8282 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8285 * c-common.c (conversion_warning): Check for null operands.
8287 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8290 * c-decl.c (check_for_loop_decls): Improve error message. Give
8293 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8296 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8297 (convert_for_assignment): Pass corrent OPT_W* parameter to
8298 WARN_FOR_ASSIGNMENT.
8300 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8303 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8305 2008-08-27 Paul Brook <paul@codesourcery.com>
8307 * config.gcc: Loosen checks for arm uclinux eabi targets.
8309 2008-08-27 Paul Brook <paul@codesourcery.com>
8311 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8313 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8315 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8317 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8318 the enumerators of an ENUMERAL_TYPE.
8319 * dbxout.c (dbxout_type): Ditto.
8321 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8324 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8325 (fwprop_addr): Check that the loop_father is not the outer loop.
8327 2008-08-26 Paul Brook <paul@codesourcery.com>
8329 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8330 Remove documentation entry for fmul type.
8331 Use fmuls to annotate single-precision multiplication patterns,
8332 fmuld to annotate double-precision multiplication patterns,
8333 fmacs to annotate single-precision multiply-accumulate patterns
8334 and fmacd to annotate double-precision multiply-accumulate patterns.
8335 * config/arm/vfp11.md: Update reservations accordingly.
8336 * config/arm/arm.md: Note that certain values of the "type"
8337 attribute are documented in vfp.md.
8338 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8339 (v10_cvt): Use new fmul types.
8341 2008-08-26 Paul Brook <paul@codesourcery.com>
8343 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8344 * config/arm/vfp11.md: ...here. New.
8345 * config/arm/arm.md: Include vfp11.md.
8347 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8349 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8350 parameter to inform call.
8352 2008-08-26 Jeff Law <law@redhat.com>
8354 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8355 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8356 preferred class when copying a constant into a partial word register.
8358 2008-08-26 Ben Elliston <bje@au.ibm.com>
8360 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8361 * cp/typeck.c: Likewise.
8362 * cp/tree.c: Likewise.
8363 * gimple-low.c: Likewise.
8366 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8368 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8369 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8371 * doc/passes.texi: Describe IRA.
8373 * doc/tm.texi (IRA_COVER_CLASSES,
8374 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8376 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8377 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8378 -fira-propagate-cost, -fno-ira-share-save-slots,
8379 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8381 * flags.h (ira_algorithm): New enumeration.
8382 (flag_ira_algorithm, flag_ira_verbose): New external variable
8385 * postreload.c (gate_handle_postreload): Don't do post reload
8386 optimizations unless the reload is completed.
8388 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8391 * tree-pass.h (pass_ira): New external variable declaration.
8393 * reload.h: Add 2008 to the Copyright.
8395 * cfgloopanal.c: Include params.h.
8396 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8399 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8401 * toplev.c (ira.h): New include.
8402 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8403 (backend_init_target): Call ira_init.
8404 (backend_init): Call ira_init_once.
8405 (finalize): Call finish_ira_once.
8407 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8408 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8411 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8412 may_move_out_cost): New external variable declarations.
8413 (move_table): New typedef.
8415 * caller-save.c: Include headers output.h and ira.h.
8416 (no_caller_save_reg_set): New global variable.
8417 (save_slots_num, save_slots): New variables.
8418 (reg_save_code, reg_restore_code, add_stored_regs): Add
8420 (init_caller_save): Set up no_caller_save_reg_set.
8421 (init_save_areas): Reset save_slots_num.
8422 (saved_hard_reg): New structure.
8423 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8424 (initiate_saved_hard_regs, new_saved_hard_reg,
8425 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8427 (setup_save_areas): Add code for sharing stack slots.
8428 (all_blocks): New variable.
8429 (save_call_clobbered_regs): Process pseudo-register too.
8430 (mark_set_regs): Process pseudo-register too.
8431 (insert_one_insn): Put the insn after bb note in a empty basic
8432 block. Add insn check.
8434 * global.c (eliminable_regset): Make it external.
8435 (mark_elimination): Use DF_LR_IN for IRA.
8436 (pseudo_for_reload_consideration_p): New.
8437 (build_insn_chain): Make it external. Don't ignore spilled
8438 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8439 (gate_handle_global_alloc): New function.
8440 (pass_global_alloc): Add the gate function.
8442 * opts.c (decode_options): Set up flag_ira. Print the warning for
8444 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8446 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8448 * regmove.c (regmove_optimize): Don't do replacement of output for
8451 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8452 New external variable declarations.
8454 * local-alloc.c (update_equiv_regs): Make it external. Return
8455 true if jump label rebuilding should be done. Rescan new_insn for
8457 (gate_handle_local_alloc): New function.
8458 (pass_local_alloc): Add the gate function.
8460 * alias.c (value_addr_p, stack_addr_p): New functions.
8461 (nonoverlapping_memrefs_p): Use them for IRA.
8463 * common.opt (fira, fira-algorithm, fira-coalesce,
8464 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8465 fira-verbose): New options.
8467 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8468 move_cost, may_move_in_cost, may_move_out_cost): Make the
8470 (move_table): Remove typedef.
8471 (init_move_cost): Make it external.
8472 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8475 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8476 setup_reg_classes): New function prototypes.
8477 (eliminable_regset): New external variable declaration.
8478 (build_insn_chain, update_equiv_regs): New function prototypes.
8480 * Makefile.in (IRA_INT_H): New definition.
8481 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8482 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8483 (reload1.o, toplev.o): Add dependence on ira.h.
8484 (cfgloopanal.o): Add PARAMS_H.
8485 (caller-save.o): Add dependence on output.h and ira.h.
8486 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8487 ira-emit.o, ira-lives.o): New entries.
8489 * passes.c (pass_ira): New pass.
8491 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8493 * reload1.c (ira.h): Include the header.
8494 (changed_allocation_pseudos): New bitmap.
8495 (init_reload): Initiate the bitmap.
8496 (compute_use_by_pseudos): Permits spilled registers in FROM.
8497 (temp_pseudo_reg_arr): New variable.
8498 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8499 IRA. Call alter_reg with the additional parameter. Don't clear
8500 spilled_pseudos for IRA. Restore original insn chain for IRA.
8501 Clear changed_allocation_pseudos at the end of reload.
8502 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8503 (hard_regno_to_pseudo_regno): New variable.
8504 (count_pseudo): Check spilled pseudos. Set up
8505 hard_regno_to_pseudo_regno.
8506 (count_spilled_pseudo): Check spilled pseudos. Update
8507 hard_regno_to_pseudo_regno.
8508 (find_reg): Use better_spill_reload_regno_p. Check
8509 hard_regno_to_pseudo_regno.
8510 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8512 (eliminate_regs_1): Use additional parameter for alter_reg.
8513 (finish_spills): Set up pseudo_previous_regs only for spilled
8514 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8515 more arguments. Don't clear live_throughout and dead_or_set for
8516 spilled pseudos. Use additional parameter for alter_reg. Call
8517 mark_allocation_change. Set up changed_allocation_pseudos.
8518 Remove sanity check.
8519 (emit_input_reload_insns, delete_output_reload): Use additional
8520 parameter for alter_reg. Call mark_allocation_change.
8521 (substitute, gen_reload_chain_without_interm_reg_p): New
8523 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8525 * testsuite/gcc.dg/20080410-1.c: New file.
8527 * config/s390/s390.h (IRA_COVER_CLASSES,
8528 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8530 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8532 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8534 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8536 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8538 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8540 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8542 2008-08-24 Jeff Law <law@redhat.com>
8543 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8544 when ignoring unavailable registers.
8546 2008-08-24 Jeff Law <law@redhat.com>
8547 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8548 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8549 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8550 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8552 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8553 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8555 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8556 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8557 * reload1.c (find_reg): Process registers in register allocation order.
8559 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8560 * toplev.c (backend_init_target): Move ira_init call from
8562 (lang_dependent_init_target): ...to here.
8564 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8565 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8566 calculate memory move costs for NO_REGS.
8568 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8569 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8570 STACK_REGS is defined.
8572 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8573 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8575 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8576 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8578 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8579 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8580 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8583 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8584 Dorit Nuzman <dorit@il.ibm.com>
8586 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8587 vec_extract_evenv4sf, vec_extract_evenv8hi,
8588 vec_extract_evenv16qi, vec_extract_oddv4si,
8589 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8590 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8591 vec_interleave_highv4si, vec_interleave_lowv4si,
8592 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8593 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8594 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8596 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8599 * config/rs6000/rs6000.c (optimization_options): Don't default to
8600 section anchors without toplevel reorder.
8602 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8604 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8605 (mfc_end_critical_section): Likewise.
8607 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8609 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8610 all type qualifiers from element type to vector type.
8612 2008-08-25 David Daney <ddaney@avtrex.com>
8614 * config/mips/mips.md (immediate_insn): Move up in file, fix
8615 comment typo, reformat.
8616 (fetchop_bit, atomic_hiqi_op memory_barrier,
8617 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8618 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8619 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8620 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8621 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8622 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8623 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8624 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8625 sync_old_nand<mode>, sync_new_nand<mode>,
8626 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8627 test_and_set_12): Moved to sync.md.
8629 * config/mips/sync.md: New file.
8631 2008-08-25 Richard Henderson <rth@redhat.com>
8633 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8634 (regsave): Likewise.
8635 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8636 (output_cfi_directive): Likewise.
8637 (div_data_align): New.
8638 (output_cfi): Use it.
8640 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8642 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8643 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8644 (TARGET_OCTEON): New macro.
8645 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8646 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8647 (ISA_HAS_POP): New macro.
8648 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8650 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8652 * config/mips/mips.md (cpu): Add octeon.
8653 (type): Add pop attribute value.
8654 (popcount<mode>2): New pattern.
8655 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8657 2008-08-24 Jan Hubicka <jh@suse.cz>
8659 * doc/invoke.texi (-fipa-cp-clone): New option.
8660 (-fipa-cp): Update docs.
8661 (--param ipcp-unit-growth):New.
8662 * ipa-cp.c: Include fibheap.h, params.h
8663 (ipcp_initialize_node_lattices): When not cloning, all externally
8664 visible functions are bottom.
8665 (ipcp_need_redirect_p): Accept clones.
8666 (ipcp_insert_stage): Use cost driven heuristics.
8667 (max_count, dead_nodes): New static vars.
8668 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8669 ipcp_const_param_count): New functions.
8670 * common.opt (ipa-cp-clone): New command line option.
8671 * params.def (ipcp-unit-growth): New.
8673 2008-08-24 Jan Hubicka <jh@suse.cz>
8675 * tree-inline.c (tree_function_versioning): Look harder
8676 for referenced vars.
8678 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8680 PR tree-optimization/37185
8681 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8683 2008-08-23 Jan Hubicka <jh@suse.cz>
8685 * ipa-cp.c (ipcp_analyze_node): New function.
8686 (ipcp_update_cloned_node): Use it.
8687 (ipcp_init_stage): Likewise.
8688 * ipa-inline.c (function_insertion_hook_holder): New static var.
8689 (analyze_function): Break out from ....
8690 (inline_generate_summary): Here; register insertion hook.
8691 (cgraph_decide_inlining): Remove hook.
8692 (add_new_function): New function.
8694 2008-08-23 Jan Hubicka <jh@suse.cz>
8696 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8698 2008-08-23 Jan Hubicka <jh@suse.cz>
8700 * ipa-cp.c (constant_val_insert): Remove.
8701 (ipcp_propagate_one_const): Remove.
8702 (ipcp_create_replace_map): Always insert replacements to the map.
8703 (ipcp_insert_stage): Do not try to insert statements by hand.
8704 * tree-inline.c (insert_init_stmt): Break out from ...
8705 (setup_one_parameter): ... here; allow NULL BB pointer.
8706 (tree_function_versioning): Use setup_one_parameter to process
8709 2008-08-23 Jan Hubicka <jh@suse.cz>
8711 * tree.c (decl_address_ip_invariant_p): New function.
8712 * tree.h (decl_address_ip_invariant_p): Declare.
8713 * gimple.c (strip_invariant_refs): Break out from ...
8714 (is_gimple_invariant_address): ... here
8715 (is_gimple_ip_invariant_address): New function.
8716 (is_gimple_ip_invariant): New function.
8717 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8720 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8721 (ipcp_lat_is_insertable): All constants are insertable.
8722 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8723 IPA_CONST_VALUE_REF.
8724 (ipcp_initialize_node_lattices): Propagate all types of operands.
8725 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8726 (ipcp_create_replace_map): Reformat.
8727 (ipcp_need_redirect_p): Simplify.
8728 (ipcp_insert_stage): Check that argument is used before clonning.
8729 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8731 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8732 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8733 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8734 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8735 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8736 * tree-inline.c (tree_function_versioning): Add variables referenced
8739 2008-08-23 Jan Hubicka <jh@suse.cz>
8742 * i386.c (standard_80387_constant_p): Use optimize_size.
8744 2008-08-23 Ira Rosen <irar@il.ibm.com>
8746 PR tree-optimization/37161
8747 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8748 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8749 (vect_determine_vectorization_factor): Move the scalar type
8750 retrieval to vect_get_smallest_scalar_type.
8751 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8752 scalar type. Remove redundant computation.
8753 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8754 (vect_get_slp_defs): Take the type of RHS into account if
8755 necessary by calling vect_get_smallest_scalar_type. Call
8756 vect_get_constant_vectors with additional argument.
8758 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8761 * doc/invoke.texi (Wwrite-strings): Clarify description.
8763 2008-08-23 Ira Rosen <irar@il.ibm.com>
8765 PR tree-optimization/37174
8766 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8767 def stmt is a part of the loop before accessing its stmt_vec_info.
8769 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8772 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8773 (*swap): New insn pattern.
8774 (*ashlqi3): Rename from ashlqi3 insn pattern.
8775 (ashlqi3): New expanders.
8776 (*lshrqi3): Rename from lshrqi3 insn pattern.
8777 (lshrqi3): New expanders.
8778 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8779 lshrqi3_const5, lshrqi3_const6): New splitters.
8780 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8781 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8784 2008-08-22 Richard Guenther <rguenther@suse.de>
8786 PR tree-optimization/37078
8787 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8788 [+INF, +INF] ranges.
8790 2008-08-22 Richard Guenther <rguenther@suse.de>
8792 PR tree-optimization/37143
8793 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8794 a conversion statement instead of a copy.
8796 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8799 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8800 CCCmode, CCOmode and CCSmode destination modes.
8803 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8804 from different units in a single alternative.
8805 (*vec_extractv2sf_1): Ditto.
8806 (*vec_extractv2si_0): Ditto.
8807 (*vec_extractv2si_1): Ditto.
8808 * config/i386/sse.md (sse2_storehpd): Ditto.
8809 (sse2_storelpd): Ditto.
8810 (sse2_loadhpd): Ditto.
8811 (sse2_loadlpd): Ditto.
8814 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8815 (popcountsi2): Ditto.
8816 (clzdi2_abm): Ditto.
8817 (popcountdi2): Ditto.
8818 (clzhi2_abm): Ditto.
8819 (popcounthi2): Ditto.
8821 2008-08-22 Richard Guenther <rguenther@suse.de>
8825 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8826 if the multiplication does not overflow.
8828 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8830 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8832 2008-08-21 Richard Henderson <rth@redhat.com>
8834 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8835 spurrious comma from test.
8836 * configure: Rebuild.
8838 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8841 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8844 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8846 * c-tree.h (grokfield): New argument.
8847 * c-decl.c (grokfield): Handle new location argument.
8848 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8850 2008-08-21 Richard Guenther <rguenther@suse.de>
8852 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8854 2008-08-21 Jan Hubicka <jh@suse.cz>
8856 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8857 (cgraph_add_function_insertion_hook,
8858 cgraph_remove_function_insertion_hook,
8859 cgraph_call_function_insertion_hooks): New functions.
8860 * cgraph.h (cgraph_add_function_insertion_hook,
8861 cgraph_remove_function_insertion_hook,
8862 cgraph_call_function_insertion_hooks): Declare.
8863 * ipa-reference.c (function_insertion_hook_holder): New variable.
8864 (check_operand, look_for_address_of): When checking late, do not care
8865 about module bitmaps.
8866 (add_new_function): New function.
8867 (generate_summary): Register hooks; zero module bitmaps.
8868 (propagate): Unregister hooks.
8869 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8870 (add_new_function): New function.
8871 (generate_summary): Register hook.
8872 (propagate): Remove hook.
8874 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8876 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8877 * ipa-cp.c (ipcp_update_cloned_node): New function.
8878 (build_const_val): Handle functions correctly; bring type logic
8879 into sync with tree-inline.c
8880 (ipcp_init_stage): Take care of computing stuff needed by
8881 indirect inlining; update clones.
8882 (ipcp_generate_summary): Break out of ipcp_driver.
8883 (ipcp_driver): Do only execution and transformation.
8884 (pass_ipa_cp): Make IPA_PASS.
8885 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8887 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8888 ipcp, some info is already available.
8889 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8890 * tree-inline.c (remap_ssa_name): Unshare expression.
8892 2008-08-21 Richard Guenther <rguenther@suse.de>
8894 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8895 a PHI ask VN if it is already available.
8896 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8897 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8899 2008-08-21 Richard Guenther <rguenther@suse.de>
8902 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8903 makes sure to produce a result of the correct type.
8905 2008-08-21 Jan Hubicka <jh@suse.cz>
8906 Backport from LTO branch:
8908 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8909 Jan Hubicka <jh@suse.cz>
8912 (init_state, finish_state, set_function_state, generate_summary):
8914 (scan_stmt): Renamed from scan_function. Changed to keep state in
8915 local static vars rather than cgraph aux field.
8916 (propagate): Renamed from static_execute. Changed to keep state in
8917 local static vars rather than cgraph aux field.
8918 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8919 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8921 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8923 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8924 * ipa-reference.c (init_function_info, generate_summary,
8925 propagate): New functions.
8926 (analyze_function): Call init_function_info.
8927 (static_execute): Stripped into generate_summary and propagate.
8928 (pass_ipa_reference): Made into ipa_opt_pass.
8930 2008-08-21 Richard Guenther <rguenther@suse.de>
8932 PR tree-optimization/37181
8933 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8935 (extract_range_from_unary_expr): Likewise.
8937 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8939 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8941 * toplev.h (pedwarn_at): Likewise.
8942 * builtins.c: Update all calls to pedwarn.
8943 * c-lex.c: Likewise.
8944 * toplev.c: Likewise.
8945 * c-tree.h: Likewise.
8946 * c-decl.c: Likewise.
8947 * c-errors.c: Likewise.
8948 * c-typeck.c: Likewise.
8949 * c-common.c: Likewise.
8950 * c-parser.c: Likewise.
8952 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8955 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8956 with MODE_VECTOR_INT mode.
8958 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8961 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8962 initialized outside the current module.
8963 (warn_uninitialized_var): Ignore left-hand side when walking the
8964 trees. Ignore address expressions. Examine VUSE operands in gimple
8965 statements with a variable declaration on the right-hand side.
8967 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8970 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8972 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8975 * c-common.c (conversion_warning): Do not warn if applying bit-and
8976 operator to unsigned constant that fits in the target type.
8978 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8981 * c-common.c (conversion_warning): Do not warn for artificial
8984 2008-08-20 Richard Guenther <rguenther@suse.de>
8986 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8987 (extract_range_from_binary_expr): Fall back to constant propagation.
8988 (extract_range_from_unary_expr): Likewise.
8990 2008-08-20 Richard Guenther <rguenther@suse.de>
8992 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8993 with TREE_THIS_VOLATILE on shared nodes.
8994 (fold_stmt_r): Likewise.
8996 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8999 * c-parser.c (c_parser_attributes): For keywords use canonical
9000 spelling for attr_name.
9002 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9004 * value-prof.c (check_counter): Revert wrong call to error.
9006 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9008 * profile.c: Update calls to inform.
9009 * value-prof.c: Update calls to inform.
9011 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9013 * diagnostic.c (inform): Add an explicit location_t parameter.
9014 * toplev.h (inform): Update declaration.
9015 * builtins.c: Update all calls to inform.
9016 * c-common.c: Likewise.
9017 * c-decl.c: Likewise.
9018 * c-opts.c: Likewise.
9019 * c-pch.c: Likewise.
9020 * c-pragma.c: Likewise.
9021 * c-typeck.c: Likewise.
9022 * coverage.c: Likewise.
9024 * toplev.c: Likewise.
9025 * tree-cfg.c: Likewise.
9026 * tree-ssa.c: Likewise.
9028 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9031 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9032 V2DI mode, for SSE4.1, use movq instead of vector set if the
9033 second element is zero and inter-unit moves are OK.
9035 2008-08-20 Richard Guenther <rguenther@suse.de>
9037 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9038 properly handle conversion/copy chains after tuplification.
9040 2008-08-20 Richard Guenther <rguenther@suse.de>
9042 * passes.c (init_optimization_passes): Move the second
9043 forwprop pass before alias computation. Remove the second
9044 DCE pass. Remove the first dominator and phi copy/const
9047 2008-08-20 Nick Clifton <nickc@redhat.com>
9049 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9050 support of this feature. Do not assume that a sufficiently new
9051 assembler will support the feature regardless of the target type.
9052 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9053 * configure: Regenerate.
9055 2008-08-20 Richard Guenther <rguenther@suse.de>
9057 * tree-vrp.c (found_in_subgraph): Remove.
9058 (live): New global static.
9059 (live_on_edge): New function.
9060 (blocks_visited): Remove.
9061 (register_edge_assert_for_2): Use live_on_edge.
9062 (find_conditional_asserts): Remove code dealing with
9063 found_in_subgraph. Do not walk the CFG.
9064 (find_switch_asserts): Likewise.
9065 (find_assert_locations_1): Renamed from find_assert_locations.
9066 Move finding assert locations for conditional and switch
9067 statements first. Update live bitmap. Do not walk the CFG.
9068 (find_assert_locations): New function.
9069 (insert_range_assertions): Remove entry of CFG walk.
9070 Adjust call to find_assert_locations.
9071 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9072 that only can appear because of fake exit edges but assert we
9073 never try to insert on those.
9074 (fini_pre): Do not remove fake exit edges here...
9075 (execute_pre): ...but here, before committing edge inserts.
9077 2008-08-19 Richard Guenther <rguenther@suse.de>
9079 * passes.c (init_optimization_passes): Exchange store-ccp
9082 2008-08-19 Rafael Espíndola <espindola@google.com>
9084 * varasm.c (weak_decls): Move earlier in the file.
9085 (assemble_external): Add weak decls to the weak_decls list.
9086 (declare_weak): Don't add decls to the weak_decls list.
9088 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9091 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9092 before (sse2_shufpd_<mode>).
9094 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9097 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9098 * tree.c (block_nonartificial_location): Likewise.
9100 2008-08-19 Richard Guenther <rguenther@suse.de>
9102 PR tree-optimization/35972
9103 PR tree-optimization/23094
9104 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9106 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9107 handle MISALIGNED_INDIRECT_REF.
9108 (get_ref_from_reference_ops): New helper.
9109 (vn_reference_lookup_pieces): Walk the use-def chain using the
9110 alias-oracle if requested.
9111 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9112 walking the use-def chain.
9113 (compute_avail): But not here.
9114 (create_component_ref_by_pieces_1): Properly handle
9115 MISALIGNED_INDIRECT_REF.
9116 (do_regular_insertion): Handle fully redundant
9117 expressions after PHI-translation also for SSA_NAME values, not
9118 only constants. Correctly use edoubleprime for that.
9120 2008-08-19 Ira Rosen <irar@il.ibm.com>
9122 * tree-vectorizer.c (supportable_widening_operation): Support
9123 multi-step conversion, return the number of steps in such conversion
9124 and the required intermediate types.
9125 (supportable_narrowing_operation): Likewise.
9126 * tree-vectorizer.h (vect_pow2): New function.
9127 (supportable_widening_operation): Change argument types.
9128 (supportable_narrowing_operation): Likewise.
9129 (vectorizable_type_promotion): Add an argument.
9130 (vectorizable_type_demotion): Likewise.
9131 * tree-vect-analyze.c (vect_analyze_operations): Call
9132 vectorizable_type_promotion and vectorizable_type_demotion with
9133 additional argument.
9134 (vect_get_and_check_slp_defs): Detect patterns.
9135 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9137 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9138 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9139 factor according to the smallest type in the loop.
9140 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9141 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9142 supportable_widening_operation with correct arguments.
9143 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9144 operands lists according to the number of vector statements in left
9145 or right node, if exists.
9146 (vect_gen_widened_results_half): Remove unused argument.
9147 (vectorizable_conversion): Call supportable_widening_operation,
9148 supportable_narrowing_operation, and vect_gen_widened_results_half
9149 with correct arguments.
9150 (vectorizable_assignment): Change documentation, support multiple
9152 (vectorizable_operation): Likewise.
9153 (vect_get_loop_based_defs): New function.
9154 (vect_create_vectorized_demotion_stmts): Likewise.
9155 (vectorizable_type_demotion): Support loop-aware SLP and general
9156 multi-step conversion. Call vect_get_loop_based_defs and
9157 vect_create_vectorized_demotion_stmts for transformation.
9158 (vect_create_vectorized_promotion_stmts): New function.
9159 (vectorizable_type_promotion): Support loop-aware SLP and general
9160 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9162 (vectorizable_store): Change documentation, support multiple
9164 (vectorizable_load): Likewise.
9165 (vect_transform_stmt): Pass SLP_NODE to
9166 vectorizable_type_promotion and vectorizable_type_demotion.
9167 (vect_schedule_slp_instance): Move here the calculation of number
9168 of vectorized statements for each node from...
9169 (vect_schedule_slp): ... here.
9170 (vect_transform_loop): Call vect_schedule_slp without the last
9173 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9176 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9177 to == in assert statement.
9178 (vectorizable_reduction): Fix typo.
9180 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9183 * value-prof.c (check_counter): Dereference pointer to overall
9184 count when printing it.
9186 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9188 * profile.h: Really add it.
9190 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9192 * mcf.c: Really add it.
9194 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9195 Vinodha Ramasamy <vinodha@google.com>
9197 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9199 * value-prof.c (check_counter): Fix the counter if
9200 flag_profile_correction is true.
9201 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9202 tree_mod_subtract_transform):
9203 Follow check_counter parameter change.
9204 * common.opt (fprofile-correction): New option.
9206 * profile.h: Likewise.
9207 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9208 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9209 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9211 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9212 flag_profile_correction is set.
9214 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9216 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9218 2008-08-18 Tomas Bily <tbily@suse.cz>
9220 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9221 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9223 * tree-data-ref.c (split_constant_offset_1): Likewise.
9224 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9225 * tree-sra.c (sra_walk_expr): Likewise.
9226 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9227 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9228 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9229 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9231 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9232 * tree-vect-transform.c (vectorizable_type_demotion)
9233 (vectorizable_type_promotion): Likewise.
9234 * tree-inline.c (expand_call_inline):
9235 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9236 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9237 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9238 * expr.c (expand_expr_real_1): Likewise.
9239 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9240 (gimple_assign_unary_useless_conversion_p): Likewise.
9241 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9242 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9243 * fold-const.c (fold_unary): Likewise.
9244 * tree.h (CONVERT_EXPR_P): Likewise.
9245 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9246 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9248 (register_edge_assert_for_2, extract_range_from_unary_expr)
9249 (register_edge_assert_for_1): Likewise.
9251 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9253 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9254 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9255 (enum real_value_const): Delete.
9256 (get_real_const): Delete.
9257 * real.c (get_real_const): Delete.
9258 (dconst_e_ptr): Define.
9259 (dconst_third_ptr): Define.
9260 (dconst_sqrt2_ptr): Define.
9261 * builtins.c: Update all callers.
9263 2008-08-18 Richard Guenther <rguenther@suse.de>
9265 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9266 statement iterator after statement removal.
9268 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9270 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9271 (detect_processor_freebsd): Likewise.
9272 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9274 2008-08-18 Richard Guenther <rguenther@suse.de>
9276 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9277 and loads have the correct types.
9279 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9282 * c-opts.c (cpp_opts): Remove static.
9283 * c-parser.c (cpp_opts): Declare it extern.
9284 (disable_extension_diagnostics): Handle cpp options.
9285 (enable_extension_diagnostics): Likewise.
9287 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9289 * diagnostics.c (permerror_at): Rename as permerror.
9290 (permerror): Delete.
9291 * toplev.h: Likewise.
9293 2008-08-18 Richard Guenther <rguenther@suse.de>
9295 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9296 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9297 Move call_cdce before build_alias. Move copyrename2,
9298 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9299 right after final inlining.
9300 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9301 (pass_build_cfg): But instead via TODO_dump_func.
9303 2008-08-18 Richard Guenther <rguenther@suse.de>
9305 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9307 (scalarize_init): If we failed to generate some initializers
9308 do not generate zeros for not instantiated members. Instead
9309 rely on the copy out.
9310 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9311 about missing flow-sensitive alias info only if we have
9314 2008-08-17 Nick Clifton <nickc@redhat.com>
9316 * doc/extend.texi (Function Attributes): Fix typo in description
9317 if hot function attribute.
9319 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9320 Richard Sandiford <rdsandiford@googlemail.com>
9322 * doc/install.texi (--with-mips-plt): Document.
9323 * doc/invoke.texi (-mplt, -mno-plt): Document.
9324 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9325 and handle ${with_mips_plt}.
9326 * config/mips/mips.opt (mplt): New option.
9327 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9328 (TARGET_ABICALLS_PIC2): Likewise.
9329 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9330 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9331 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9332 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9333 to decide whether to output ".option picX" directives.
9334 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9335 Pass -call_nonpic rather than -KPIC for -mplt.
9336 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9337 on the command line. Also remove it when -mabi=64 is used without
9339 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9340 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9341 TARGET_ABICALLS_PIC0.
9342 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9344 (mips16_build_function_stub): Only output ".option pic" directives
9345 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9346 (mips16_build_call_stub): Fix comment and remove redundant
9347 ".set at"/"set .noat" directives.
9348 (mips_function_rodata_section): Use the default behaviour for
9349 TARGET_ABSOLUTE_ABICALLS.
9350 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9351 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9352 (mips_restore_gp): Do nothing if the current function doesn't use
9354 (mips_expand_prologue): Only save $gp if the current function uses it.
9355 Use a normal move for TARGET_ABICALLS_PIC0.
9356 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9358 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9360 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9361 of function when handling GLOBAL_POINTER_REGNUM.
9363 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9366 * common.opt (-fstack-check): Do not declare the variable here.
9367 (-fstack-check=): New option variant.
9368 * doc/invoke.texi (Code Gen Options): Document it.
9369 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9370 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9371 (STACK_CHECK_STATIC_BUILTIN): New macro.
9372 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9373 * opts.c: Include expr.h.
9374 (common_handle_option) <OPT_fold_stack_check_>: New case.
9375 <OPT_fstack_check>: Likewise.
9376 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9377 consistently in the test for variable-sized types. Adjust for
9378 new behaviour of flag_stack_check.
9379 * explow.c: Include except.h.
9380 (allocate_dynamic_stack_space): Do not take into account
9381 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9382 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9383 for variable-sized parameters. Treat all parameters whose size is
9384 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9385 stack checking is enabled.
9386 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9387 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9388 if generic stack checking is enabled.
9389 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9390 * reload1.c (reload): Likewise.
9391 * stmt.c (expand_decl): Assert that all automatic variables have
9392 fixed size at this point and remove dead code.
9393 * flags.h (stack_check_type): New enumeration type.
9394 (flag_stack_check): Declare.
9395 * toplev.c (flag_stack_check): New global variable.
9396 * Makefile.in (opts.o): Add dependency on EXPR_H.
9397 (explow.o): Add dependency on except.h.
9399 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9401 * config/avr/avr.c (avr_override_options): Reduce value of
9402 PARAM_INLINE_CALL_COST.
9404 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9406 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9407 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9408 lieu of TYPE_MODE (type) throughout.
9410 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9412 * config/arm/arm.c (add_minipool_backward_ref): Check for
9413 8-byte-aligned entries in second case of forcing insertion after a
9414 particular entry. Change third case to avoid inserting
9415 non-8-byte-aligned entries before 8-byte-aligned ones.
9417 2008-08-15 Richard Guenther <rguenther@suse.de>
9419 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9420 strip components for unknown size accesses.
9422 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9424 * config/s390/2097.md New file.
9425 * config/s390/s390.md ("z10prop" attribute): Define none,
9426 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9427 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9428 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9429 possible values and apply them to insns as appropriate.
9430 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9431 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9432 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9433 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9434 ("bfp" mode attribute): Removed. Every occurence replaced
9436 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9437 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9440 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9443 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9446 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9448 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9449 additional argument. Support reduction when duplication is needed due
9450 to data-types of different sizes in the loop.
9451 (get_initial_def_for_induction): Fix printout.
9452 (vect_get_vec_def_for_stmt_copy): Support case where the
9453 vec_stmt_for_operand is a phi node.
9454 (vectorizable_reduction): Support reduction when duplication is needed
9455 due to data-types of different sizes in the loop.
9456 (vectorizable_call): Remove restriction to not vectorize in case we
9457 have data-types of different sizes in the loop.
9458 (vectorizable_conversion): Likewise.
9459 (vectorizable_operation): Likewise.
9460 (vectorizable_type_demotion): Likewise.
9461 (vectorizable_type_promotion): Likewise.
9462 (vectorizable_induction): Add restriction to not vectorize in case
9463 we have data-types of different sizes in the loop.
9465 2008-08-14 Christophe Saout <christophe@saout.de>
9466 Uros Bizjak <ubizjak@gmail.com>
9469 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9470 (*vec_concatv2di_rex64_sse4_1): Ditto.
9471 (*vec_concatv2di_rex64_sse): Ditto.
9473 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9476 * fold-const.c (fold_widened_comparison): Do not allow
9477 sign changes that change the result even if shorter type
9478 is wider than arg1_unw's type.
9480 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9482 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9483 Skip if the multilib testing specifies -march that does not
9484 agree with the one specified in the testcase.
9486 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9488 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9489 zero extend SImode values being converted to TFmode before passing
9492 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9494 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9495 __PPU__ when targeting the Cell/B.E. PPU processor.
9497 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9499 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9500 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9501 Rematerialize the static chain, if any.
9502 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9505 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9507 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9508 (new_loc_descr): Likewise.
9509 (add_loc_descr): Likewise.
9510 (size_of_loc_descr): Likewise.
9511 (size_of_locs): Likewise.
9512 (output_loc_operands): Likewise.
9513 (output_loc_sequence): Likewise.
9514 (new_reg_loc_descr): New.
9515 (build_cfa_loc): Use it.
9516 (build_cfa_aligned_loc): Likewise.
9517 (one_reg_loc_descriptor): Likewise.
9518 (based_loc_descr): Likewise.
9520 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9523 * doc/invoke.texi (Wmain): Update.
9524 * c-decl.c (start_decl): warn_main is only 0 or 1.
9525 (start_function): Likewise. Fix formatting.
9526 (finish_function): Delete redundant warning.
9527 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9528 * c-opts (c_common_handle_option): -Wall only has effect if
9529 warn_main is uninitialized. OPT_Wmain is automatically
9530 handled. -pedantic also enables Wmain.
9531 (c_common_post_options): Handle all logic for Wmain here.
9532 * c-common.c (warn_main): Delete.
9533 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9534 * c-common.h (warn_main): Delete.
9536 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9539 * expr.c (emit_group_store): Allocate stack temp with the
9540 largest alignment when copying from register to stack.
9542 2008-08-13 Richard Guenther <rguenther@suse.de>
9544 * tree.h (maybe_fold_offset_to_address): Declare.
9545 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9546 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9547 Likewise for POINTER_PLUS_EXPR.
9548 (maybe_fold_offset_to_reference): Enable disabled code.
9549 (maybe_fold_offset_to_address): New function.
9550 (fold_stmt_r): Use it.
9551 (fold_gimple_assign): Likewise.
9552 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9553 (gimplify_expr): Likewise.
9555 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9557 * toplev.h (pedwarn_at): Fix declaration.
9559 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9561 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9562 LINK_SPEC): Use %R in -Y P argument.
9564 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9567 * diagnostic.c (pedwarn_at): New.
9568 * toplev.h (pedwarn_at): Declare.
9569 * c-tree.h (build_enumerator): Update declaration.
9570 * c-decl.c (finish_enum): Update comment.
9571 (build_enumerator): Take a location parameter. Give a pedwarn but do
9572 not perform any conversion.
9573 * c-parser.c (c_parser_enum_specifier): Set correct location for
9576 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9579 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9580 expressions except for conversions to signed:1 bitfields. Handle
9581 COND_EXPR with constant operands.
9583 2008-08-13 Richard Guenther <rguenther@suse.de>
9585 PR tree-optimization/15255
9586 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9587 (struct oecount_s): New struct and VEC types.
9589 (oecount_hash): New function.
9590 (oecount_eq): Likewise.
9591 (oecount_cmp): Likewise.
9592 (zero_one_operation): New function.
9593 (build_and_add_sum): Likewise.
9594 (undistribute_ops_list): Perform un-distribution of multiplication
9595 and division on the chain of summands.
9596 (should_break_up_subtract): Also break up subtracts for factors.
9597 (reassociate_bb): Delete dead visited statements.
9598 Call undistribute_ops_list. Re-sort and optimize if it did something.
9599 * passes.c (init_optimization_passes): Move DSE before
9601 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9604 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9606 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9608 * doc/invoke.texi: Revert unintended checkin.
9610 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9613 * gcc.c (include_spec_function): Tweak call to find_a_file.
9615 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9618 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9619 and TRUTH_ORIF_EXPR.
9620 * dojump.c (do_jump): Likewise.
9622 PR tree-optimization/37084
9623 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9624 if id->regimplify, don't assume stmt is a cast assignment.
9626 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9628 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9630 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9633 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9636 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9638 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9639 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9641 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9642 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9643 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9644 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9645 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9647 * doc/tm.texi (Storage Layout): Remove documentation for
9648 TARGET_FLOAT_FORMAT.
9650 * simplify-rtx.c (simplify_binary_operation_1): Replace
9651 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9653 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9655 * real.h (struct real_format): New member has_sign_dependent_rounding.
9656 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9657 spu_single_format, ieee_double_format, mips_double_format,
9658 motorola_double_format, ieee_extended_motorola_format,
9659 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9660 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9661 mips_extended_format, ieee_quad_format, mips_quad_format,
9662 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9663 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9665 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9666 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9667 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9668 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9669 (ROUND_TOWARDS_ZERO): Likewise.
9671 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9672 (FLOAT_MODE_FORMAT): New macro.
9673 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9674 (MODE_COMPOSITE_P): ... this new macro.
9675 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9676 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9677 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9679 * flags.h: Include "real.h".
9681 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9682 REAL_MODE_FORMAT_COMPOSITE_P.
9683 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9685 * doc/tm.texi (Storage Layout): Remove documentation of
9686 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9687 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9688 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9689 they only apply to libgcc2.a.
9691 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9693 * config/spu/float_disf.c: New file.
9694 * config/spu/float_unsdisf.c: New file.
9695 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9696 (LIB2FUNCS_EXCLUDE): Define.
9698 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9699 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9701 * real.h (struct real_format): New member round_towards_zero.
9702 * real.c (round_for_format): Respect fmt->round_towards_zero.
9703 (ieee_single_format, mips_single_format, motorola_single_format,
9704 spu_single_format, ieee_double_format, mips_double_format,
9705 motorola_double_format, ieee_extended_motorola_format,
9706 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9707 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9708 mips_extended_format, ieee_quad_format, mips_quad_format,
9709 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9710 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9712 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9713 real_format to choose rounding mode when calling MPFR functions.
9714 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9715 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9717 * real.h (real_to_decimal_for_mode): Add prototype.
9718 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9719 Respect target rounding mode when generating decimal representation.
9720 (real_to_decimal): New stub for backwards compatibility.
9721 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9722 real_to_decimal_for_mode instead of real_to_decimal.
9724 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9726 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9727 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9729 * real.c (spu_single_format): New variable.
9730 * real.h (spu_single_format): Declare.
9732 * config/spu/spu.c (spu_override_options): Install SFmode format.
9733 (spu_split_immediate): Use integer mode to operate on pieces of
9734 floating-point values in all cases.
9736 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9737 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9738 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9740 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9742 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9744 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9746 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9748 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9751 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9752 on the VAR_DECL instead of TYPE_READONLY on its type.
9754 2008-08-12 Ira Rosen <irar@il.ibm.com>
9756 * tree-vectorizer.c: Depend on langhooks.h.
9757 (supportable_widening_operation): Add two arguments. Support double
9759 (supportable_narrowing_operation): Likewise.
9760 * tree-vectorizer.h (supportable_widening_operation): Add two
9762 (supportable_narrowing_operation): Likewise.
9763 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9764 supportable_widening_operation with correct arguments.
9765 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9766 (vectorizable_type_demotion): Support double type conversions.
9767 (vectorizable_type_promotion): Likewise.
9768 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9770 2008-08-11 Michael Matz <matz@suse.de>
9772 * i386/i386.c (override_options): Move initialisation from
9773 flag_schedule_insns_after_reload to here from ...
9774 (optimization_options): ... here.
9776 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9778 PR rtl-optimization/36998
9779 * dwarf2out.c (compute_barrier_args_size_1,
9780 compute_barrier_args_size): Temporarily remove assertions.
9782 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9785 * tree-ssa.c (struct walk_data): Add new flag
9786 warn_possibly_uninitialized.
9787 (warn_uninitialized_var): Use it.
9788 (warn_uninitialized_vars): New.
9789 (execute_early_warn_uninitialized): Call it.
9790 (execute_late_warn_uninitialized): Likewise.
9792 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9795 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9798 2008-08-09 Jan Hubicka <jh@suse.cz>
9801 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9803 (expand_fix): Be prepared for expansion to fail.
9804 (expand_sfix_optab): Remove instructions if expansion failed.
9806 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9808 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9810 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9811 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9813 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9815 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9816 mips/t-libgcc-mips16 to tmake_file.
9817 * config/mips/mips-protos.h (mips_call_type): New enum.
9818 (mips_pic_base_register, mips_got_load): Declare.
9819 (mips_restore_gp): Take an rtx argument.
9820 (mips_use_pic_fn_addr_reg_p): Declare.
9821 (mips_expand_call): Replace the sibcall_p argument with
9822 a mips_call_type argument. Add a lazy_p parameter.
9823 (mips_split_call): Declare.
9824 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9825 (MIPS16_PIC_TEMP): Likewise.
9826 (reg_class): Delete M16_NA_REGS.
9827 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9828 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9829 (mips_split_hi_p): Declare.
9830 * config/mips/mips.c (mips_split_hi_p): New array.
9831 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9832 (mips_got_symbol_type_p): New function.
9833 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9834 (mips16_stub_function_p): New function.
9835 (mips16_local_function_p): Likewise.
9836 (mips_use_pic_fn_addr_reg_p): Likewise.
9837 (mips_cannot_force_const_mem): Return false for HIGHs.
9838 Extend CONST_INT and symbolic handling to MIPS16, using
9839 mips_symbol_insns to check that the base symbol type is a
9840 legitimate constant. Reject GOT-based constants if
9841 TARGET_MIPS16_PCREL_LOADS.
9842 (mips_const_insns): Check targetm.cannot_force_const_mem when
9843 decomposing a symbolic base and a large offset.
9844 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9845 When calling a function that needs $25 from MIPS16 code,
9846 move the target address into $25 separately and add a USE
9848 (mips16_gp_pseudo_reg): Insert the initializer immediately
9849 before the first real insn.
9850 (mips_pic_base_register, mips_got_load): New functions.
9851 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9852 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9853 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9854 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9855 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9856 also passing NULL_RTX rather than const0_rtx as the aux argument.
9857 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9858 instead of TARGET_EXPLICIT_RELOCS.
9859 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9860 (mips_load_call_address): Replace the sibcall_p argument with
9861 a mips_call_type argument. Use mips_got_load.
9862 (mips16_local_alias): New structure.
9863 (mips16_local_aliases): New variable.
9864 (mips16_local_aliases_hash): New function.
9865 (mips16_local_aliases_eq): Likewise.
9866 (mips16_local_alias): Likewise.
9867 (mips16_stub_function): Likewise.
9868 (mips16_build_function_stub): Create a local alias for the target
9869 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9870 .cpload directive and an R_MIPS_NONE relocation for the target
9871 function, then load the alias rather than the function itself.
9872 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9873 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9874 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9875 (mips16_build_call_stub): Replace the FN parameter with an
9876 FN_PTR parameter. Force the address into a register if it
9877 isn't a call_insn_operand; don't rely on the caller to do this.
9878 If a call to a locally-defined and locally-binding MIPS16
9879 function must be made indirectly, redirect the call to the
9880 function's local alias. Use mips16_stub_function_p,
9881 mips16_stub_function, mips_expand_call and use_reg.
9882 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9883 Use explicit %hi and %lo accesses where possible.
9884 Use MIPS_CALL to generate the correct code form of a
9885 jal instruction. Add clobbers of $18 instead of uses.
9886 Update the call to mips_emit_call_insn.
9887 (mips_expand_call): Replace the SIBCALL_P argument with a
9888 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9889 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9890 allowing it to modify the call address. Update the calls to
9891 mips_load_call_address and mips_emit_call_insn.
9892 (mips_split_call): New function.
9893 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9894 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9895 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9896 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9897 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9899 (mips_cprestore_slot): New function.
9900 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9901 and use mips_cprestore_slot.
9902 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9904 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9905 then use a copygp_mips16 instruction to set up $28.
9906 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9907 (mips16_lay_out_constants): Call split_all_insns_noflow.
9908 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9909 false if TARGET_MIPS16.
9910 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9911 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9912 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9913 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9914 MIPS16 code. Allow MIPS16 o32 PIC.
9915 (mips_override_options): Allow MIPS16 o32 PIC.
9916 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9917 after reload if TARGET_USE_GOT.
9918 (UNSPEC_COPYGP): New constant.
9919 (length): Use a default length of 8 for MIPS16 GOT loads.
9920 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9921 (*got_page<mode>): Check mips_split_hi_p.
9922 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9923 (unspec_got<mode>, unspec_call<mode>): New expanders.
9924 (load_got<mode>, load_call<mode>): Remove the length attributes.
9925 Use a got attribute instead of a type attribute.
9926 (copygp_mips16): New insn.
9927 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9928 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9929 (sibcall, sibcall_value, call, call_value): Update the calls
9930 to mips_expand_call.
9931 (call_internal, call_value_internal): Use mips_split_call.
9932 (call_value_multiple_internal): Likewise.
9933 (call_split): Move after call_internal (the insn it is split from).
9934 (call_internal_direct, call_value_internal_direct): Turn into
9935 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9936 (call_direct_split, call_value_direct_split): New patterns.
9937 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9938 and use M16_REGS instead of M16_NA_REGS.
9939 * config/mips/predicates.md (const_call_insn_operand): Replace
9940 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9941 mips_use_pic_fn_addr_reg_p check.
9942 (move_operand): Reject HIGHs if mips_split_hi_p.
9943 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9944 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9945 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9946 * config/mips/libgcc-mips16.ver: New file.
9947 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9948 $(srcdir)/config/mips/libgcc-mips16.ver.
9950 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9952 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9954 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9955 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9956 (mips16_cfun_returns_in_fpr_p): Likewise.
9958 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9960 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9961 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9962 rather than 4 to PC.
9964 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9966 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9967 (FUNCTION_PROFILER): Save the static chain pointer into $2
9968 beforehand and restore it aftewards.
9969 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9970 address directly into $25 and call the function through $25;
9971 do not clobber $3. Pad the DImode version to cover the space
9972 left by the deleted $25 <- $3 move.
9973 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9974 the removal of the $25 <- $3 move.
9975 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9976 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9978 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9979 Daniel Jacobowitz <dan@codesourcery.com>
9981 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9982 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9983 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9984 * config/mips/mips.c (mips_start_function_definition): New function.
9985 (mips_end_function_definition): Likewise.
9986 (mips_output_function_prologue): Use mips_start_function_definition.
9987 (mips_output_function_epilogue): Use mips_end_function_definition.
9988 (build_mips16_function_stub): Use mips_start_function_definition
9989 and mips_end_function_definition.
9990 (build_mips16_call_stub): Likewise.
9992 2008-08-09 Richard Guenther <rguenther@suse.de>
9994 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9995 * gimple.h (gimple_call_fn): Adjust comment.
9996 (gimple_call_set_fndecl): New function.
9997 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9998 longer having bare FUNCTION_DECL operand.
9999 (gimple_call_return_type): Likewise.
10000 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10002 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10003 (gimple_mod_pow2): Likewise.
10004 (gimple_mod_subtract): Likewise.
10005 (gimple_ic): Likewise.
10006 (gimple_stringop_fixed_value): Likewise.
10007 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10008 longer having bare FUNCTION_DECL operand.
10009 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10010 * omp-low.c (optimize_omp_library_calls): Likewise.
10011 * cgraphunit.c (update_call_expr): Likewise.
10012 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10013 (execute_convert_to_rsqrt): Likewise.
10014 * cfgexpand.c (gimple_to_tree): Simplify.
10015 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10016 bare FUNCTION_DECL operand.
10017 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10018 (convert_gimple_call): Use gimple_call_fndecl.
10019 * c-common.c (c_warn_unused_result): Likewise.
10021 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10024 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10025 (c_finish_return): Likewise.
10026 (c_start_case): Likewise.
10027 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10028 * c-parser.c (c_parser_condition): New. Call
10029 verify_sequence_points.
10030 (c_parser_paren_condition): Call c_parser_condition.
10031 (c_parser_for_statement): Call c_parser_condition.
10033 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10036 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10037 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10038 Moved from diagnostic.h
10039 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10041 (emit_diagnostic): New.
10042 (warning0, pedwarn0): Delete.
10043 (warning, warning_at, pedwarn, permerror): Return bool.
10044 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10045 Moved to diagnostic.c.
10046 (struct diagnostic_context): Use correct type for
10047 classify_diagnostic.
10048 (diagnostic_report_diagnostic): Update declaration.
10049 (emit_diagnostic): Declare.
10050 * errors.c (warning): Return bool.
10051 * errors.h (warning): Update declaration.
10052 * toplev.h (warning0, pedwarn0): Delete.
10053 (warning, warning_at, pedwarn, permerror): Return bool.
10054 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10055 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10056 inform. Update all calls.
10057 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10058 before giving informative note.
10059 (implicit_decl_warning): Likewise.
10060 * c-typeck.c (build_function_call): Likewise.
10061 * tree-sssa.c (warn_uninit): Likewise.
10062 * builtins.c (gimplify_va_arg_expr): Likewise.
10064 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10067 * doc/invoke.texi (-Wextra): Move warning from here...
10068 (-Wuninitialized): ... to here.
10070 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10073 * flags.h (set_Wunused): Delete
10074 * toplev.c (process_options): Handle Wunused flags here.
10075 * opts.c (maybe_warn_unused_parameter): Delete.
10076 (common_handle_option): Replace set_Wunused by warn_unused.
10077 (set_Wextra): Do not handle Wunused-parameter here.
10078 (set_Wunused): Delete.
10079 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10081 * common.opt (Wunused): Add Var and Init.
10082 (Wunused-function): Likewise.
10083 (Wunused-label): Likewise.
10084 (Wunused-parameter): Likewise.
10085 (Wunused-value): Likewise.
10086 (Wunused-variable): Likewise.
10088 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10090 * doc/invoke.texi: Add cpu_type power7.
10091 * config.in (HAVE_AS_VSX): New.
10092 * config.gcc: Add cpu_type power7.
10093 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10095 * configure: Regenerate.
10096 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10098 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10099 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10100 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10102 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10104 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10105 type to vectorize.builtin_conversion.
10106 (vectorizable_conversion): Likewise.
10107 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10108 integral type as input.
10109 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10111 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10112 and ALTIVEC_BUILTIN_VCTSXS.
10113 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10116 2008-08-08 Richard Guenther <rguenther@suse.de>
10118 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10119 (surely_varying_stmt_p): Calls are varying only if they are
10120 non-builtin and not indirect or have no result.
10121 (ccp_fold): Re-instantiate code before the tuples merge.
10123 2008-08-08 Richard Guenther <rguenther@suse.de>
10125 PR tree-optimization/37056
10126 * gimple.h (gimple_assign_rhs_class): New helper function.
10127 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10128 unary operations properly.
10130 2008-08-07 Jan Hubicka <jh@suse.cz>
10132 * i386.h (ix86_size_cost): Declare.
10133 (ix86_cur_cost): New function macro.
10134 * i386.md (peepholes expanding size and splitters): Predicate by
10135 optimize_insn_for_speed_p.
10136 (peepholes reduce size and splitters): Predicate by
10137 optimize_insn_for_size_p.
10138 * i386.c (ix86_size_cost): Rename from ...
10139 (size_cost): This one.
10140 (override_options): Update.
10141 (decide_alg): Likewise.
10142 (ix86_expand_clear): Use RTL profile.
10143 (ix86_pad_returns): Use RTL profile.
10145 2008-08-07 Jan Hubicka <jh@suse.cz>
10147 * recog.c (split_all_insns): Set RTL profile
10148 (peephole2_optimize): Likewise.
10149 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10150 * combine.c (combine_instructions): Likewise.
10152 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10154 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10156 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10158 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10159 value in a6 after the set_frame_ptr insn.
10161 2008-08-07 Richard Henderson <rth@redhat.com>
10164 * gcc.c (cpp_options): Pass along -g*.
10166 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10168 * config/arm/arm.c (output_move_neon): Update comment describing
10169 big-endian vector layout.
10170 (arm_assemble_integer): Do not handle big-endian NEON vectors
10172 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10173 neon_vget_lane<mode>_sext_internal,
10174 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10175 element indices for big-endian.
10177 2008-08-07 Richard Henderson <rth@redhat.com>
10179 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10180 * configure, config.in: Rebuild.
10181 * debug.h (dwarf2out_do_cfi_asm): Declare.
10182 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10183 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10184 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10185 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10187 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10189 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10190 movv2si_internal): Combine into mov<mode>_internal.
10191 (movv2si_internal_2): Remove.
10193 2008-08-07 Jan Hubicka <jh@suse.cz>
10196 * i386.md (single stringop patterns): Enable unconditionally.
10198 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10201 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10203 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10204 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10206 * config/i386/sse.md (sse2_movq128): New.
10208 * doc/extend.texi: Document __builtin_ia32_movq128.
10210 2008-08-07 Richard Guenther <rguenther@suse.de>
10212 PR middle-end/37042
10213 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10214 pointers can access anything.
10216 2008-08-06 Jan Hubicka <jh@suse.cz>
10218 * optabs.c (emit_unop_insn): Break out to ...
10219 (maybe_emit_unop_insn): ... this one.
10220 (expand_sfix_optab): Use maybe variant.
10221 * optabs.h (maybe_emit_unop_insn): Declare.
10223 * i386.md (mov0 patterns): Enable by default.
10224 (FP conversion expanders): Disable expansion of code expanding
10225 sequences when instruction should be optimized for size.
10226 (single strinop patterns): Enable when optimizing for size.
10227 (string expanders): Disable expanding of code expanding sequences
10228 when optimizning instruction for size.
10229 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10231 (ix86_fp_comparison_sahf_cost): Likewise.
10232 (ix86_expand_branch): Likewise.
10233 (ix86_expand_ashl_const): Likewise.
10234 (ix86_split_ashl): Likewise.
10235 (ix86_expand_strlen): Likewise.
10236 (ix86_emit_fp_unordered_jump): Likewie.
10238 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10240 * c-common.c: Fix typo.
10241 (c_common_reswords): Activate more C++ keyword warnings.
10243 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10245 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10248 * diagnostic.c (permerror_at): New.
10249 * toplev.h (permerror_at): Declare.
10251 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10252 Ira Rosen <irar@il.ibm.com>
10254 * tree-vect-transform.c (vect_model_simple_cost): Return
10255 immediately if stmt is pure SLP.
10256 (vect_model_store_cost): Ditto.
10257 (vect_model_load_cost): Ditto.
10258 (vectorizable_store): Remove PURE_SLP check before call
10259 to vect_model_store_cost.
10260 (vect_model_store_cost): When checking whether stmt describe
10261 strided access, add a check that it is not slp_node.
10263 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10266 * c-common.c (warn_for_sign_compare): New. Handle separately the
10267 case that 'constant' is zero.
10268 * c-typeck.c (build_binary_op): Move code to c-common.c
10270 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10272 * config/alpha/alpha.c (alpha_preferred_reload_class,
10273 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10274 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10275 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10276 * config/arm/arm.md: Likewise.
10277 * config/avr/avr-protos.h (preferred_reload_class,
10278 test_hard_reg_class, avr_simplify_comparison_p,
10279 out_shift_with_cnt, class_max_nregs): Likewise.
10280 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10281 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10282 preferred_reload_class, test_hard_reg_class): Likewise.
10283 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10284 bfin_memory_move_cost, bfin_secondary_reload,
10285 bfin_output_mi_thunk): Likewise.
10286 * config/crx/crx.c (crx_secondary_reload_class,
10287 crx_memory_move_cost): Likewise.
10288 * config/frv/frv-protos.h (frv_secondary_reload_class,
10289 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10290 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10291 frv_secondary_reload_class, frv_class_likely_spilled_p,
10292 frv_class_max_nregs): Likewise.
10293 * config/h8300/h8300.c (h8300_classify_operand,
10294 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10296 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10297 * config/ia64/ia64.c (ia64_preferred_reload_class,
10298 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10299 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10300 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10302 * config/m68hc11/m68hc11.c (preferred_reload_class,
10303 m68hc11_memory_move_cost): Likewise.
10304 * config/mcore/mcore.c (mcore_secondary_reload_class,
10305 mcore_reload_class): Likewise.
10306 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10307 mips_class_max_nregs, mips_cannot_change_mode_class,
10308 mips_preferred_reload_class, mips_secondary_reload_class,
10309 mips_output_mi_thunk): Likewise.
10310 * config/mmix/mmix.c (mmix_preferred_reload_class,
10311 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10313 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10315 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10316 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10317 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10318 * config/rs6000/rs6000.c (paired_expand_vector_init,
10319 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10320 compare_section_name, rs6000_memory_move_cost): Likewise.
10321 * config/s390/s390.c (s390_emit_compare_and_swap,
10322 s390_preferred_reload_class, s390_secondary_reload,
10323 legitimize_pic_address, legitimize_tls_address,
10324 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10325 s390_class_max_nregs): Likewise.
10326 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10327 * config/s390/s390.md: Likewise.
10328 * config/score/score-protos.h (score_secondary_reload_class,
10329 score_preferred_reload_class): Likewise.
10330 * config/score/score.c (score_preferred_reload_class,
10331 score_secondary_reload_class): Likewise.
10332 * config/score/score3.c (score3_output_mi_thunk,
10333 score3_preferred_reload_class, score3_secondary_reload_class,
10334 score3_hard_regno_mode_ok): Likewise.
10335 * config/score/score3.h (score3_preferred_reload_class,
10336 score3_secondary_reload_class): Likewise.
10337 * config/score/score7.c (score7_output_mi_thunk,
10338 score7_preferred_reload_class, score7_secondary_reload_class,
10339 score7_hard_regno_mode_ok): Likewise.
10340 * config/score/score7.h (score7_preferred_reload_class,
10341 score7_secondary_reload_class): Likewise.
10342 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10343 output_branchy_insn, add_constant, gen_block_redirect,
10344 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10345 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10346 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10347 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10348 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10349 xstormy16_preferred_reload_class): Likewise.
10350 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10351 xtensa_expand_atomic, override_options,
10352 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10354 * reorg.c (try_merge_delay_insns): Likewise.
10355 * tree.c (merge_dllimport_decl_attributes): Likewise.
10357 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10359 2008-08-06 Michael Matz <matz@suse.de>
10361 * Makefile.in (write_entries_to_file): Quote words.
10362 * gengtype.c: (read_input_line): Skip over leading white-space.
10364 2008-08-06 Marc Gauthier <marc@tensilica.com>
10366 * config.gcc: Match more processor names for Xtensa.
10367 * configure.ac: Likewise.
10368 * doc/install.texi (Specific): Likewise.
10369 * configure: Regenerate.
10371 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10373 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10374 * calls.c (avoid_likely_spilled_reg): Likewise.
10375 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10376 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10377 * config/i386/i386.c (ix86_expand_special_args_builtin,
10378 ix86_secondary_reload): Likewise.
10379 * except.c (struct eh_region, gen_eh_region_catch,
10380 remove_unreachable_regions, duplicate_eh_regions,
10381 assign_filter_values, build_post_landing_pads,
10382 sjlj_find_directly_reachable_regions, remove_eh_handler,
10383 reachable_next_level, foreach_reachable_handler,
10384 can_throw_internal_1, can_throw_external_1,
10385 collect_one_action_chain): Likewise.
10386 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10387 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10388 * function.c (update_temp_slot_address, instantiate_new_reg,
10389 instantiate_virtual_regs_in_rtx,
10390 instantiate_virtual_regs_in_insn): Likewise.
10391 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10392 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10393 gimplify_cleanup_point_expr): Likewise.
10394 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10395 * passes.c (next_pass_1): Likewise.
10396 * print-tree.c (print_node_brief, print_node): Likewise.
10397 * profile.c (branch_prob): Likewise.
10398 * tree-dump.c (dump_register): Likewise.
10399 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10401 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10402 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10403 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10404 copy_arguments_for_versioning, copy_static_chain): Likewise.
10405 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10406 add_new_name_mapping, register_new_name_mapping): Likewise.
10407 * tree-mudflap.c (mf_xform_derefs): Likewise.
10408 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10409 get_init_expr, combine_chains): Likewise.
10410 * tree-pretty-print.c (dump_generic_node): Likewise.
10411 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10412 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10413 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10414 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10416 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10418 PR middle-end/37010
10419 * calls.c (expand_call): Use the biggest preferred stack
10422 2008-08-06 Michael Matz <matz@suse.de>
10425 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10426 for reused reload, instead of overwriting them.
10428 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10430 PR middle-end/37009
10431 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10432 for incoming stack boundary.
10434 * function.c (assign_parm_find_entry_rtl): Update
10435 parm_stack_boundary.
10437 * function.h (rtl_data): Add parm_stack_boundary.
10439 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10440 parm_stack_boundary for incoming stack boundary.
10442 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10444 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10445 for unrepresentable subregs or treat them as equal to other regs
10446 or subregs with the same register number.
10448 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10450 PR middle-end/35432
10451 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10454 2008-08-06 Jan Hubicka <jh@suse.cz>
10456 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10457 frequencies might be hot.
10459 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10461 * reload.c (find_reloads): Force constants into literal pool
10462 also if they are wrapped in a SUBREG.
10464 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10467 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10468 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10469 Don't allow predicated instructions for data speculation.
10470 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10473 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10475 * haifa-sched.c (extend_global): Split to extend_global_data and
10476 extend_region_data. Update all uses.
10477 (extend_all): Rename to extend_block_data.
10479 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10481 * sched-rgn.c (new_ready): Check if instruction can be
10482 speculatively scheduled before attempting speculation.
10483 (debug_rgn_dependencies): Remove wrongful assert.
10485 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10487 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10489 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10491 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10492 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10493 va_size, and type_size.
10495 2008-08-04 Jason Merrill <jason@redhat.com>
10498 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10499 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10501 2008-08-05 Richard Henderson <rth@redhat.com>
10503 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10504 * configure: Rebuild.
10506 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10509 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10510 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10513 2008-08-05 Richard Henderson <rth@redhat.com>
10515 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10516 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10517 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10518 * common.opt (fdwarf2-cfi-asm): New.
10519 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10520 * config.in, configure: Rebuild.
10521 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10522 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10524 (dw2_force_const_mem): Externalize.
10525 * dwarf2asm.h: Update.
10526 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10527 generate a real label.
10528 (output_cfi_directive): New.
10529 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10530 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10531 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10533 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10534 (output_loc_operands_raw, output_loc_sequence_raw): New.
10535 (output_cfa_loc_raw): New.
10537 2008-08-05 Paul Brook <paul@codesourcery.com>
10539 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10540 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10541 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10542 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10543 * config/arm/arm.h (TARGET_VFPD32): Define.
10544 (TARGET_VFP3): Use TARGET_VFPD32.
10545 (fputype): Add FPUTYPE_VFP3D16.
10546 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10547 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10548 * config/arm/arm-cores.def: Add cortex-r4f.
10549 * config/arm/arm-tune.md: Regenerate.
10551 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10553 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10554 Reword some comments throughout the file.
10556 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10557 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10558 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10559 MFC_MIN_DMA_LIST_ELEMENTS.
10560 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10561 MFC_MAX_DMA_LIST_ELEMENTS.
10563 (MFC_START_ENABLE): Remove PPU-only define.
10564 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10565 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10567 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10568 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10569 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10570 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10571 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10572 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10573 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10575 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10576 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10577 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10578 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10580 (spu_read_machine_status): Fix typo.
10582 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10584 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10585 SUBREG of multi-word hard register.
10586 * config/spu/spu.c (valid_subreg): Likewise.
10587 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10589 2008-08-04 Richard Guenther <rguenther@suse.de>
10591 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10592 the candidate with the stripped base if that base is different
10593 from the original base even for offset zero.
10595 2008-08-04 Richard Guenther <rguenther@suse.de>
10597 PR middle-end/36691
10598 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10599 check for no_overflow.
10601 2008-08-04 Richard Guenther <rguenther@suse.de>
10603 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10605 2008-08-04 Paul Brook <paul@codesourcery.com>
10607 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10608 (arm_order_regs_for_local_alloc): New function.
10609 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10611 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10613 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10616 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10617 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10618 (ix86_expand_epilogue): Likewise.
10620 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10622 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10625 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10627 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10628 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10629 (*movv2sf_internal_rex64): Ditto.
10631 2008-08-03 Jan Hubicka <jh@suse.cz>
10633 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10634 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10635 * expmed.c (expand_smod_pow2): Likewise.
10637 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10640 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10641 alternative 0 of operand 1.
10642 (*vec_concatv2di_rex64_sse): Ditto.
10643 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10645 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10646 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10647 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10648 (*movv2sf_internal_rex64): Ditto.
10650 2008-08-02 Richard Guenther <rguenther@suse.de>
10653 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10654 (ssedoublesizemode): New mode attribute.
10655 (sse_shufps): Call gen_sse_shufps_v4sf.
10656 (sse_shufps_1): Macroize.
10657 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10658 (sse2_shufpd_1): Macroize.
10659 (vec_extract_odd, vec_extract_even): New expanders.
10660 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10661 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10662 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10663 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10664 (ix86_expand_vector_set): Likewise.
10665 (ix86_expand_reduc_v4sf): Likewise.
10667 2008-08-01 Doug Kwan <dougkwan@google.com>
10669 * matrix-reorg.c: Re-enable all code.
10670 (struct malloc_call_data): Change CALL_STMT to gimple type.
10671 (collect_data_for_malloc_call): Tuplify.
10672 (struct access_site_info): Change STMT to gimple type.
10673 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10674 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10675 (struct free_info): Change STMT to gimple type.
10676 (struct matrix_access_phi_node): Change PHI to gimple type.
10677 (get_inner_of_cast_expr): Remove.
10678 (may_flatten_matrices_1): Tuplify.
10679 (may_flatten_matrices): Ditto.
10680 (mark_min_matrix_escape_level): Ditto.
10681 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10682 (ssa_accessed_in_call_rhs): New
10683 (ssa_accessed_in_assign_rhs): New
10684 (record_access_alloc_site_info): Tuplify.
10685 (add_allocation_site): Ditto.
10686 (analyze_matrix_allocation_site): Ditto.
10687 (analyze_transpose): Ditto.
10688 (get_index_from_offset): Ditto.
10689 (update_type_size): Ditto.
10690 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10691 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10692 (analyze_accesses_for_phi_node): Tuplify.
10693 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10694 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10695 (analyze_matrix_accesses): Tuplify.
10696 (check_var_data): New call-back type for check_var_notmodified_p.
10697 (check_var_notmodified_p): Tuplify and use call-back struct to
10698 return statement found.
10699 (can_calculate_expr_before_stmt): Factor out statement related code
10701 (can_calculate_stmt_before_stmt): New.
10702 (check_allocation_function): Tuplify.
10703 (find_sites_in_func): Ditto.
10704 (record_all_accesses_in_func): Ditto.
10705 (transform_access_sites): Ditto.
10706 (transform_allocation_sites): Ditto.
10707 (matrix_reorg): Re-enable.
10708 (gate_matrix_reorg): Re-enable.
10710 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10712 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10713 for labels for which it hasn't been set yet. If it has been set,
10714 stop walking insns and continue with next worklist item.
10715 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10716 if the only BARRIER is at the very end of a function.
10718 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10720 * cfgexpand.c (expand_stack_alignment): Assert that
10721 stack_realign_drap and drap_rtx must match.
10723 * function.c (instantiate_new_reg): If DRAP is used to realign
10724 stack, replace virtual_incoming_args_rtx with internal arg
10727 2008-08-01 Richard Guenther <rguenther@suse.de>
10729 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10730 loop information only if we initialized it.
10731 (execute_pre): Call fini_pre with in_fre.
10732 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10733 if we do not unroll because we hit max-completely-peeled-insns.
10734 Use our estimation for consistency, do allow shrinking.
10736 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10738 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10739 with MIN_STACK_BOUNDARY.
10740 (ix86_update_stack_boundary): Likewise.
10741 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10744 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10745 (MIN_STACK_BOUNDARY): This.
10747 2008-08-01 Richard Guenther <rguenther@suse.de>
10749 PR middle-end/36997
10750 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10752 2008-08-01 Richard Guenther <rguenther@suse.de>
10754 PR tree-optimization/36988
10755 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10756 do not matter if that doesn't change volatile qualification.
10758 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10760 * configure.ac: Do not generate libada-mk. Do not subst
10761 host_cc_for_libada.
10762 * libada-mk.in: Remove.
10763 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10764 * configure: Regenerate.
10766 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10768 * tree-pass.h: Added comment about not dumping passes with name
10769 starting with star in struct opt_pass.
10770 * passes.c (register_dump_files_1): Don't do dump for a pass with
10771 name starting with star.
10772 * doc/passes.texi (Pass manager): Mention pass names and special
10773 meaning of star prefix to avoid dump.
10775 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10777 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10779 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10780 (ISA_MIPS64R2): New macro.
10781 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10782 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10783 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10784 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10785 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10786 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10787 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10788 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10789 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10790 Move up to keep list alphabetically sorted.
10791 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10792 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10794 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10795 (-march=@var{arch}): Add mips64r2.
10797 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10799 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10801 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10803 * expr.c (expand_assignment): Check for complete type.
10805 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10808 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10810 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10811 for stack alignment.
10813 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10815 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10817 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10818 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10820 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10822 PR rtl-optimization/36419
10823 * dwarf2out.c (barrier_args_size): New variable.
10824 (compute_barrier_args_size, compute_barrier_args_size_1): New
10826 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10827 if not called yet in the current function, use barrier_args_size
10828 array to find the new args_size value.
10829 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10831 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10834 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10837 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10840 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10841 (dwarf2out_stack_adjust): Use it.
10842 (dwarf2out_frame_debug_expr): Likewise.
10844 2008-07-31 Richard Guenther <rguenther@suse.de>
10846 PR tree-optimization/36978
10847 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10848 the generated condition.
10850 2008-07-31 Richard Guenther <rguenther@suse.de>
10852 * passes.c (init_optimization_passes): Always call
10853 pass_early_warn_uninitialized.
10854 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10855 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10856 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10858 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10861 * builtins.c (maybe_emit_free_warning): New function.
10862 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10863 maybe_emit_free_warning for BUILT_IN_FREE.
10866 * dwarf2out.c (get_context_die): New function.
10867 (force_decl_die, force_type_die): Use it.
10868 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10869 returns NULL, force generation of DW_TAG_typedef and put that into
10872 PR preprocessor/36649
10873 * c-pch.c (c_common_read_pch): Save and restore
10874 line_table->trace_includes across PCH restore.
10876 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10879 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10881 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10884 * final.c (call_from_call_insn): Handle COND_EXEC.
10886 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10888 * builtins.c (std_gimplify_va_arg_expr): Replace
10889 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10890 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10892 2008-07-30 Joey Ye <joey.ye@intel.com>
10893 H.J. Lu <hongjiu.lu@intel.com>
10895 * builtins.c (expand_builtin_setjmp_receiver): Replace
10896 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10897 (expand_builtin_apply_args_1): Likewise.
10898 (expand_builtin_longjmp): Need DRAP for stack alignment.
10899 (expand_builtin_apply): Likewise.
10901 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10902 instead of assign_stack_local to allow alignment reduction.
10904 * calls.c (emit_call_1): Need DRAP for stack alignment if
10906 (expand_call): Replace virtual_incoming_args_rtx with
10907 crtl->args.internal_arg_pointer.
10908 * stmt.c (expand_nl_goto_receiver): Likewise.
10910 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10911 alignment and store to stack_alignment_estimated and
10912 max_used_stack_slot_alignment.
10913 (expand_one_var): Likewise.
10914 (expand_stack_alignment): New function.
10915 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10916 and stack_alignment_estimated fields in rtl_data. Call
10917 expand_stack_alignment at end.
10919 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10920 (MAX_STACK_ALIGNMENT): Likewise.
10921 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10922 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10924 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10925 stack alignment when generating virtual registers.
10927 * function.c (assign_stack_local): Renamed to ...
10928 (assign_stack_local_1): This. Add a parameter to indicate
10929 if it is OK to reduce alignment.
10930 (assign_stack_local): Use it.
10931 (instantiate_new_reg): Instantiate virtual incoming args rtx
10932 to vDRAP if stack realignment and DRAP is needed.
10933 (assign_parms): Collect parameter/return type alignment and
10934 contribute to stack_alignment_estimated.
10935 (locate_and_pad_parm): Likewise.
10936 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10937 with crtl->args.internal_arg_pointer.
10939 * function.h (rtl_data): Add new field drap_reg,
10940 max_used_stack_slot_alignment, stack_alignment_estimated,
10941 stack_realign_needed, need_drap, stack_realign_processed and
10942 stack_realign_finalized.
10943 (stack_realign_fp): New macro.
10944 (stack_realign_drap): Likewise.
10946 * global.c (compute_regsets): Frame pointer is needed when
10947 stack is realigned. Can eliminate frame pointer when stack is
10948 realigned and dynamic realigned argument pointer isn't used.
10950 * reload1.c (update_eliminables): Frame pointer is needed
10951 when stack is realigned.
10952 (init_elim_table): Can eliminate frame pointer when stack is
10953 realigned and dynamic realigned argument pointer isn't used.
10955 * rtl.h (assign_stack_local_1): Declare new funtion.
10957 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10958 (TARGET_GET_DRAP_RTX): Likewise.
10959 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10960 TARGET_GET_DRAP_RTX.
10962 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10964 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10965 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10967 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10968 H.J. Lu <hongjiu.lu@intel.com>
10970 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10971 vdrap_reg, stack_realign and drap_reg_saved.
10972 (add_cfi): Don't allow redefining CFA when DRAP is used.
10973 (reg_save): Handle stack alignment.
10974 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10975 alignment. Don't generate DWARF information for (set fp sp)
10977 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10979 (int_loc_descriptor): Move prototype forward. Also define if
10980 DWARF2_UNWIND_INFO is true.
10981 (output_cfa_loc): Handle DW_CFA_expression.
10982 (build_cfa_aligned_loc): New.
10983 (based_loc_descr): Update assert for stack realign. For local
10984 variables, use sp+offset when stack is aligned without drap and
10985 fp+offset when stack is aligned with drap. For arguments, use
10986 cfa+offset when drap is used to align stack.
10988 2008-07-30 Joey Ye <joey.ye@intel.com>
10989 H.J. Lu <hongjiu.lu@intel.com>
10991 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10993 (ix86_gen_andsp): New.
10994 (ix86_user_incoming_stack_boundary): Likewise.
10995 (ix86_default_incoming_stack_boundary): Likewise.
10996 (ix86_incoming_stack_boundary): Likewise.
10997 (ix86_can_eliminate): Likewise.
10998 (find_drap_reg): Likewise.
10999 (ix86_update_stack_boundary): Likewise.
11000 (ix86_get_drap_rtx): Likewise.
11001 (ix86_finalize_stack_realign_flags): Likewise.
11002 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11003 (TARGET_GET_DRAP_RTX): Likewise.
11004 (override_options): Overide option value for new options.
11005 (ix86_function_ok_for_sibcall): Remove check for
11006 force_align_arg_pointer.
11007 (ix86_handle_cconv_attribute): Likewise.
11008 (ix86_function_regparm): Likewise.
11009 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11010 (ix86_va_start): Replace virtual_incoming_args_rtx with
11011 crtl->args.internal_arg_pointer.
11012 (ix86_select_alt_pic_regnum): Check DRAP register.
11013 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11014 (ix86_compute_frame_layout): Compute frame layout wrt stack
11016 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11017 (ix86_expand_prologue): Decide if stack realignment is needed
11018 and generate prologue code accordingly.
11019 (ix86_expand_epilogue): Generate epilogue code wrt stack
11020 realignment is really needed or not.
11022 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11023 (ABI_STACK_BOUNDARY): Likewise.
11024 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11025 (STACK_REALIGN_DEFAULT): Likewise.
11026 (INCOMING_STACK_BOUNDARY): Likewise.
11027 (MAX_STACK_ALIGNMENT): Likewise.
11028 (ix86_incoming_stack_boundary): Likewise.
11029 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11030 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11031 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11032 (machine_function): Remove force_align_arg_pointer.
11034 * config/i386/i386.md (BX_REG): New.
11035 (R13_REG): Likewise.
11037 * config/i386/i386.opt (mforce_drap): New.
11038 (mincoming-stack-boundary): Likewise.
11039 (mstackrealign): Add Init(-1).
11041 * config/i386/i386-protos.h (ix86_can_eliminate): New
11043 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11045 * doc/extend.texi: Update force_align_arg_pointer.
11047 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11050 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11051 (INCOMING_STACK_BOUNDARY): Likewise.
11052 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11053 (TARGET_GET_DRAP_RTX): Likewise.
11055 2008-07-30 Andreas Schwab <schwab@suse.de>
11057 PR rtl-optimization/36929
11058 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11059 add_insn_before and fix argument order.
11060 (replace_inc_dec_mem): Handle NULL rtx.
11062 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11064 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11066 (arm_compute_initial_elimination_offset): Use it.
11067 (arm_compute_save_reg_mask): Include static chain save slot when
11068 calculating alignment.
11069 (arm_get_frame_offsets): Ditto.
11070 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11071 that we can use to decrement the stack when the stack decrement
11072 could be too big for an immediate value in a single insn.
11073 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11075 2008-07-30 Richard Guenther <rguenther@suse.de>
11077 PR tree-optimization/36967
11078 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11079 Release defs of statements we remove.
11081 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11083 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11084 instead of NULL_RTVEC.
11086 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11090 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11093 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11095 * final.c (call_from_call_insn): New.
11096 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11098 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11100 * configure.ac: Substitute ADA_CFLAGS.
11101 * configure: Regenerate.
11102 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11103 * Makefile.in: Remove mention of X_* variables.
11104 * config/pa/x-ada-hpux10: Remove.
11105 * config/pa/x-ada: Remove.
11107 * doc/fragments.texi: Update.
11109 2008-07-30 Olivier Hainque <hainque@adacore.com>
11111 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11112 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11113 __dso_handle explicitly here.
11115 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11118 * c-typeck.c (build_binary_op): Encapsulate code into...
11119 * c-common.c (shorten_binary_op): ...this new function.
11120 (conversion_warning): Use the new function. Handle non-negative
11121 constant in bitwise-and.
11122 * c-common.h (shorten_binary_op): Declare.
11124 2008-07-30 Olivier Hainque <hainque@adacore.com>
11126 * scan.c (make_sstring_space): Add explicit conversions of
11127 allocator's return value.
11128 * fix-header.c (recognized_function): Likewise.
11130 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11132 * doc/cpp.texi: Update to GFDL 1.2.
11133 * doc/gcc.texi: Do not list GPL as Invariant Section.
11134 * doc/gccint.texi: Likewise. Update copyright years.
11135 * doc/install.texi: Update copyright years.
11137 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11140 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11141 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11143 2008-07-29 Jan Hubicka <jh@suse.cz>
11145 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11146 (grokdeclarator): Likewise.
11147 * langhooks.c (lhd_warn_unused_global_decl): Use
11148 DECL_DECLARED_INLINE_P.
11149 * print-tree.c (print_node): Remove DECL_INLINE check.
11151 2008-07-29 Richard Guenther <rguenther@suse.de>
11153 PR tree-optimization/36945
11154 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11155 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11156 Record invariant addresses un-decomposed.
11157 (copy_reference_ops_from_call): Record reference call
11158 arguments properly. Simplify.
11159 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11160 helper split out from ...
11161 (create_component_ref_by_pieces): ... here. Simplify.
11162 Prepare for recursive invocation for call arguments.
11163 (create_expression_by_pieces): Adjust call to
11164 create_component_ref_by_pieces.
11165 (compute_avail): Process operand 2 of reference ops.
11167 2008-07-29 Richard Guenther <rguenther@suse.de>
11169 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11171 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11173 * c-format.c (check_format_types): Revert unwanted checkin.
11175 2008-07-29 Jan Hubicka <jh@suse.cz>
11177 * flags.h (flag_really_no_inline): Remove.
11178 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11179 * toplev.c (flag_really_no_inline): Remove.
11180 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11181 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11182 (cgraph_decide_inlining_incrementally): Likewise.
11183 (compute_inline_parameters): Likewise.
11184 * opts.c (decode_options): Simplify.
11185 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11186 * common.opt (finline): Initialize to 1.
11187 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11189 2008-07-29 Jan Hubicka <jh@suse.cz>
11191 * predict.c (always_optimize_for_size_p): New function.
11192 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11193 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11194 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11196 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11197 * function.c (prepare_function_start): Set default profile.
11198 * function.h (rtl_data): Add maybe_hot_insn_p.
11199 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11200 (construct_exit_block): Likewise.
11201 (tree_expand_cfg): Likewise.
11203 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11204 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11205 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11206 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11209 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11212 * c-decl.c (merge_decls): Merge USED flags.
11214 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11216 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11217 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11218 next_stack, lab_false and lab_over trees.
11220 2008-07-28 Richard Guenther <rguenther@suse.de>
11222 PR tree-optimization/36957
11223 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11224 (useless_type_conversion_p): Remove.
11225 (types_compatible_p): Remove.
11226 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11227 (useless_type_conversion_p): Declare.
11228 (types_compatible_p): Declare.
11229 (gimple_expr_type): Return the base type only if it is
11230 trivially convertible to the subtype.
11232 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11234 * configure.ac: Use the m4_do macro to concatenate the warnings into
11235 one string in ACX_PROG_CC_WARNING_OPTS,
11236 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11237 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11238 * configure: Regenerate.
11240 2008-07-28 Richard Guenther <rguenther@suse.de>
11242 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11243 (insert_fake_stores): Remove.
11244 (realify_fake_stores): Likewise.
11245 (execute_pre): Remove dead code.
11246 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11247 (find_func_aliases): Deal with it here instead.
11248 Re-enable gcc_unreachable call.
11250 2008-07-28 Richard Guenther <rguenther@suse.de>
11252 Merge from gimple-tuples-branch.
11254 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11255 * gimple.def: New file.
11256 * gsstruct.def: Likewise.
11257 * gimple-iterator.c: Likewise.
11258 * gimple-pretty-print.c: Likewise.
11259 * tree-gimple.c: Removed. Merged into ...
11260 * gimple.c: ... here. New file.
11261 * tree-gimple.h: Removed. Merged into ...
11262 * gimple.h: ... here. New file.
11264 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11265 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11266 --enable-checking=gimple flag.
11267 * config.in: Likewise.
11268 * configure: Regenerated.
11270 * tree-ssa-operands.h: Tuplified.
11271 * tree-vrp.c: Likewise.
11272 * tree-loop-linear.c: Likewise.
11273 * tree-into-ssa.c: Likewise.
11274 * tree-ssa-loop-im.c: Likewise.
11275 * tree-dump.c: Likewise.
11276 * tree-complex.c: Likewise.
11277 * cgraphbuild.c: Likewise.
11278 * tree-ssa-threadupdate.c: Likewise.
11279 * tree-ssa-loop-niter.c: Likewise.
11280 * tree-pretty-print.c: Likewise.
11281 * tracer.c: Likewise.
11282 * gengtype.c: Likewise.
11283 * tree-loop-distribution.c: Likewise.
11284 * tree-ssa-loop-unswitch.c: Likewise.
11285 * cgraph.c: Likewise.
11286 * cgraph.h: Likewise.
11287 * tree-ssa-loop-manip.c: Likewise.
11288 * value-prof.c: Likewise.
11289 * tree-ssa-loop-ch.c: Likewise.
11290 * tree-tailcall.c: Likewise.
11291 * value-prof.h: Likewise.
11292 * tree.c: Likewise.
11293 * tree.h: Likewise.
11294 * tree-pass.h: Likewise.
11295 * ipa-cp.c: Likewise.
11296 * tree-scalar-evolution.c: Likewise.
11297 * tree-scalar-evolution.h: Likewise.
11298 * target.h: Likewise.
11299 * lambda-mat.c: Likewise.
11300 * tree-phinodes.c: Likewise.
11301 * diagnostic.h: Likewise.
11302 * builtins.c: Likewise.
11303 * tree-ssa-alias-warnings.c: Likewise.
11304 * cfghooks.c: Likewise.
11305 * fold-const.c: Likewise.
11306 * cfghooks.h: Likewise.
11307 * omp-low.c: Likewise.
11308 * tree-ssa-dse.c: Likewise.
11309 * ipa-reference.c: Likewise.
11310 * tree-ssa-uncprop.c: Likewise.
11311 * toplev.c: Likewise.
11312 * tree-gimple.c: Likewise.
11313 * tree-gimple.h: Likewise.
11314 * tree-chrec.c: Likewise.
11315 * tree-chrec.h: Likewise.
11316 * tree-ssa-sccvn.c: Likewise.
11317 * tree-ssa-sccvn.h: Likewise.
11318 * cgraphunit.c: Likewise.
11319 * tree-ssa-copyrename.c: Likewise.
11320 * tree-ssa-ccp.c: Likewise.
11321 * tree-ssa-loop-ivopts.c: Likewise.
11322 * tree-nomudflap.c: Likewise.
11323 * tree-call-cdce.c: Likewise.
11324 * ipa-pure-const.c: Likewise.
11325 * c-format.c: Likewise.
11326 * tree-stdarg.c: Likewise.
11327 * tree-ssa-math-opts.c: Likewise.
11328 * tree-ssa-dom.c: Likewise.
11329 * tree-nrv.c: Likewise.
11330 * tree-ssa-propagate.c: Likewise.
11331 * ipa-utils.c: Likewise.
11332 * tree-ssa-propagate.h: Likewise.
11333 * tree-ssa-alias.c: Likewise.
11334 * gimple-low.c: Likewise.
11335 * tree-ssa-sink.c: Likewise.
11336 * ipa-inline.c: Likewise.
11337 * c-semantics.c: Likewise.
11338 * dwarf2out.c: Likewise.
11339 * expr.c: Likewise.
11340 * tree-ssa-loop-ivcanon.c: Likewise.
11341 * predict.c: Likewise.
11342 * tree-ssa-loop.c: Likewise.
11343 * tree-parloops.c: Likewise.
11344 * tree-ssa-address.c: Likewise.
11345 * tree-ssa-ifcombine.c: Likewise.
11346 * matrix-reorg.c: Likewise.
11347 * c-decl.c: Likewise.
11348 * tree-eh.c: Likewise.
11349 * c-pretty-print.c: Likewise.
11350 * lambda-trans.c: Likewise.
11351 * function.c: Likewise.
11352 * langhooks.c: Likewise.
11353 * ebitmap.h: Likewise.
11354 * tree-vectorizer.c: Likewise.
11355 * function.h: Likewise.
11356 * langhooks.h: Likewise.
11357 * tree-vectorizer.h: Likewise.
11358 * ipa-type-escape.c: Likewise.
11359 * ipa-type-escape.h: Likewise.
11360 * domwalk.c: Likewise.
11361 * tree-if-conv.c: Likewise.
11362 * profile.c: Likewise.
11363 * domwalk.h: Likewise.
11364 * tree-data-ref.c: Likewise.
11365 * tree-data-ref.h: Likewise.
11366 * tree-flow-inline.h: Likewise.
11367 * tree-affine.c: Likewise.
11368 * tree-vect-analyze.c: Likewise.
11369 * c-typeck.c: Likewise.
11370 * gimplify.c: Likewise.
11371 * coretypes.h: Likewise.
11372 * tree-ssa-phiopt.c: Likewise.
11373 * calls.c: Likewise.
11374 * tree-ssa-coalesce.c: Likewise.
11375 * tree.def: Likewise.
11376 * tree-dfa.c: Likewise.
11377 * except.c: Likewise.
11378 * except.h: Likewise.
11379 * cfgexpand.c: Likewise.
11380 * tree-cfgcleanup.c: Likewise.
11381 * tree-ssa-pre.c: Likewise.
11382 * tree-ssa-live.c: Likewise.
11383 * tree-sra.c: Likewise.
11384 * tree-ssa-live.h: Likewise.
11385 * tree-predcom.c: Likewise.
11386 * lambda.h: Likewise.
11387 * tree-mudflap.c: Likewise.
11388 * ipa-prop.c: Likewise.
11389 * print-tree.c: Likewise.
11390 * tree-ssa-copy.c: Likewise.
11391 * ipa-prop.h: Likewise.
11392 * tree-ssa-forwprop.c: Likewise.
11393 * ggc-page.c: Likewise.
11394 * c-omp.c: Likewise.
11395 * tree-ssa-dce.c: Likewise.
11396 * tree-vect-patterns.c: Likewise.
11397 * tree-ssa-ter.c: Likewise.
11398 * tree-nested.c: Likewise.
11399 * tree-ssa.c: Likewise.
11400 * lambda-code.c: Likewise.
11401 * tree-ssa-loop-prefetch.c: Likewise.
11402 * tree-inline.c: Likewise.
11403 * tree-inline.h: Likewise.
11404 * tree-iterator.c: Likewise.
11405 * tree-optimize.c: Likewise.
11406 * tree-ssa-phiprop.c: Likewise.
11407 * tree-vect-transform.c: Likewise.
11408 * tree-object-size.c: Likewise.
11409 * tree-outof-ssa.c: Likewise.
11410 * cfgloop.c: Likewise.
11411 * system.h: Likewise.
11412 * tree-profile.c: Likewise.
11413 * cfgloop.h: Likewise.
11414 * c-gimplify.c: Likewise.
11415 * c-common.c: Likewise.
11416 * tree-vect-generic.c: Likewise.
11417 * tree-flow.h: Likewise.
11418 * c-common.h: Likewise.
11419 * basic-block.h: Likewise.
11420 * tree-ssa-structalias.c: Likewise.
11421 * tree-switch-conversion.c: Likewise.
11422 * tree-ssa-structalias.h: Likewise.
11423 * tree-cfg.c: Likewise.
11424 * passes.c: Likewise.
11425 * ipa-struct-reorg.c: Likewise.
11426 * ipa-struct-reorg.h: Likewise.
11427 * tree-ssa-reassoc.c: Likewise.
11428 * cfgrtl.c: Likewise.
11429 * varpool.c: Likewise.
11430 * stmt.c: Likewise.
11431 * tree-ssanames.c: Likewise.
11432 * tree-ssa-threadedge.c: Likewise.
11433 * langhooks-def.h: Likewise.
11434 * tree-ssa-operands.c: Likewise.
11435 * config/alpha/alpha.c: Likewise.
11436 * config/frv/frv.c: Likewise.
11437 * config/s390/s390.c: Likewise.
11438 * config/m32c/m32c.c: Likewise.
11439 * config/m32c/m32c-protos.h: Likewise.
11440 * config/spu/spu.c: Likewise.
11441 * config/sparc/sparc.c: Likewise.
11442 * config/i386/i386.c: Likewise.
11443 * config/sh/sh.c: Likewise.
11444 * config/xtensa/xtensa.c: Likewise.
11445 * config/stormy16/stormy16.c: Likewise.
11446 * config/ia64/ia64.c: Likewise.
11447 * config/rs6000/rs6000.c: Likewise.
11448 * config/pa/pa.c: Likewise.
11449 * config/mips/mips.c: Likewise.
11451 2008-07-28 Simon Baldwin <simonb@google.com>
11453 * c-pragma.c (handle_pragma_message): New function.
11454 (init_pragma): Register handle_pragma_message.
11455 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11458 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11460 PR tree-optimization/35252
11461 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11462 REALPART_EXPR to be considered as same load operation.
11464 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11466 PR tree-optimization/36830
11467 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11468 (expressions_equal_p): Return false if only one operand is null.
11470 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11472 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11473 version requirements.
11475 2008-07-26 Olivier Hainque <hainque@adacore.com>
11477 * collect2.c (symkind): New enum. Symbol kinds we care about.
11478 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11479 code and head comment accordingly.
11480 (scan_prog_file): Use symkind names instead of bare integers.
11482 2008-07-25 Jan Hubicka <jh@suse.cz>
11484 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11486 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11487 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11488 * dojump.c (clear_pending_stack_adjust): Likewise.
11489 * print-tree.c (print_node): Ignore DECL_INLINE.
11490 * tree-inline.c (inlinable_function_p): Likewise.
11492 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11494 * doc/extend.texi (hot attribute): Document that the hot attribute
11495 turns on -O3 for some ports.
11496 (cold attribute): Document that the cold attribute turns on -Os
11499 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11500 reflect function specific option support.
11502 * target.h (struct target_option_hooks): Add fields to say whether
11503 the cold attribute implies -Os and the hot attribute implies -O3.
11505 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11506 By default, do not turn on -Os for cold functions.
11507 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11508 not turn on -O3 for hot functions.
11510 * c-common.c (handle_hot_attribute): Use target hook to determine
11511 if hot functions should enable -O3.
11512 (handle_cold_attribute): Use target hook to determine if cold
11513 functions should enable -Os.
11515 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11516 (override_options): Move disable scheduling to
11517 optimization_options.
11518 (optimization_options): Disable scheduling here, not
11520 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11521 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11523 * config/ia64/ia64.c (ia64_override_options): Move setting
11524 scheduling flags to ia64_optimization_options.
11525 (ia64_optimization_options): Disable scheduling options here, and
11526 not in ia64_override_options.
11527 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11528 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11530 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11533 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11535 2008-07-25 Martin Jambor <mjambor@suse.cz>
11537 PR tree-optimization/36926
11538 * ipa-prop.c (ipa_analyze_call_uses): Call
11539 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11541 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11543 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11544 movv2si_internal): Add mem = reg alternative.
11546 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11549 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11550 DEFAULT_PCC_STRUCT_RETURN to 127.
11552 2008-07-24 Jan Hubicka <jh@suse.cz>
11554 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11555 (build_cgraph_edges): Likewise.
11556 * cgraph.c (cgraph_node): Do not update assembler hash.
11557 (cgraph_remove_node): Drop non-unit-at-a-time code.
11558 * tree-pass.h (pass_O0_always_inline): Remove.
11559 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11560 * toplev.c (process_options): Flag unit-at-a-time does not imply
11561 no section anchors.
11562 * cgraphunit.c: Update comments.
11563 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11564 (cgraph_assemble_pending_functions): Remove.
11565 (cgraph_reset_node): Drop non-unit-at-a-time code.
11566 (cgraph_finalize_function): Likewise.
11567 (cgraph_analyze_function): Likewise.
11568 (cgraph_finalize_compilation_unit): Likewise.
11569 (cgraph_expand_function): Likewise.
11570 (cgraph_optimize): Likesise.
11571 (save_inline_function_body): Likewise.
11572 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11573 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11574 * ipa-inline.c: Update comments.
11575 (enum inlining_mode): remove INLINE_SPEED.
11576 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11577 (cgraph_mark_inline_edge): Likewise.
11578 (try_inline): Likewise.
11579 (cgraph_decide_inlining_incrementally): Likewise.
11580 (cgraph_gate_inlining): Remove.
11581 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11582 (cgraph_gate_early_inlining): Likewise.
11583 (gate_inline_passes): Remove.
11584 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11585 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11586 pass_O0_always_inline): Remove.
11587 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11588 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11589 * opts.c (no_unit_at_a_time_default): Remove.
11590 (decode_options): Remove flag_unit_at_a_time reset and warning.
11591 * opts.h (no_unit_at_a_time_default): Remove.
11592 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11593 early in GNU dialect.
11594 (merge_decls): Update comment; drop unit-at-a-time check.
11595 (finish_decl): Likewise.
11596 (grok_declaration): Remove flag_inline_trees code.
11597 (finish_functions): Return on function returning non-void on all
11599 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11600 * cfgexpand.c (expand_one_static_var): Remove.
11601 (expand_one_var): Remove expand_one_static_var call.
11602 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11603 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11604 and flag_unit_at_a-time compatibility checks.
11605 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11606 * tree-inline.c (flag_inline_trees): Remove.
11607 (inlinable_function_p): Don't check it.
11608 (expand_call_inline): Remove non-unit-at-a-time code.
11609 * tree-inline.h (flag_inline_trees): Remove.
11610 * tree-optimize.c (execute_early_local_optimizations): Remove
11611 unit-at-a-time checks.
11612 (tree_rest_of_compilation): Likewise.
11613 * combine.c (setup_incoming_promotions): Likewise.
11614 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11615 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11616 * passes.c (pass_inline_parameters): Update comments; remove
11617 O0_alwaysinline pass.
11618 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11619 (execute_one_pass): Likewise.
11620 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11621 (ix86_function_sseregparm): Likewise.
11622 * arm.c (arm_function_in_section_p): Likewise.
11623 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11624 * varpool.c: Update comments.
11625 (decide_is_variable_needed): Remove unit-at-a-time checks.
11626 (varpool_finalize_decl): Likewise.
11628 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11630 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11631 to 2 instead of -1.
11632 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11634 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11636 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11637 imp symbol extension.
11639 2008-07-23 Ian Lance Taylor <iant@google.com>
11641 * tree-vrp.c (infer_value_range): Ignore asm statements when
11642 looking for memory accesses for -fdelete-null-pointer-checks.
11644 2008-07-24 Ben Elliston <bje@au.ibm.com>
11646 * config/spu/spu-c.c (__vector_keyword): New variable.
11647 (vector_keyword): Likewise.
11648 (spu_categorize_keyword): New function.
11649 (spu_macro_to_expand): Likewise.
11650 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11651 compiling an ISO C dialect.
11653 2008-07-24 Ben Elliston <bje@au.ibm.com>
11655 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11656 conventional usage.
11658 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11660 * configure: Regenerate.
11661 * configure.ac: Require texinfo 4.7.
11662 * doc/install.texi: Document texinfo 4.7 requirement.
11664 2008-07-23 Martin Jambor <mjambor@suse.cz>
11666 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11667 rather than for DECL_SAVED_TREE.
11668 * ipa-prop.c: Include diagnostic.h.
11669 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11671 (ipa_detect_param_modifications): Function rewritten from scratch.
11672 (ipa_compute_jump_functions): Changed accesses to modification flags.
11673 (ipa_free_node_params_substructures): Update flags destruction.
11674 (ipa_node_duplication_hook): Update flags duplication.
11675 (ipa_print_all_params_modified): Updated flag access.
11676 * ipa-prop.h (struct ipa_param_flags): New structure.
11677 (struct ipa_node_params): New field modification_analysis_done,
11678 modified_flags changed into param_flags.
11679 (ipa_is_ith_param_modified): Changed to use new flags.
11680 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11682 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11683 ipa-cp.c and split into two functions.
11684 (ipa_print_node_jump_functions): New function.
11685 (compute_scalar_jump_functions): New function.
11686 (type_like_member_ptr_p): New function.
11687 (compute_pass_through_member_ptrs): New function.
11688 (fill_member_ptr_cst_jump_function): New function.
11689 (determine_cst_member_ptr): New function.
11690 (compute_cst_member_ptr_arguments): New function.
11691 (ipa_compute_jump_functions): Complete rewrite.
11692 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11693 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11694 (struct ipa_member_ptr_cst): New structure.
11695 (union jump_func_value): New field member_cst.
11696 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11697 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11698 jump function types.
11699 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11700 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11701 instead of ipcp_print_all_jump_functions.
11702 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11703 only for replacable scalars.
11705 * doc/invoke.texi (Optimize options): Add description of
11706 -findirect-inlining.
11707 * common.opt (flag_indirect_inlining): New flag.
11708 * opts.c (decode_options): Set flag_indirect_inlining when
11711 * ipa-inline.c: Include ipa-prop.h.
11712 (inline_indirect_intraprocedural_analysis): New function.
11713 (inline_generate_summary): Allocate parameter and argument info
11714 structures, call inline_indirect_intraprocedural_analysis on each
11715 node when doing indirect inlining and deallocate indirect inlining
11716 data structures in the end.
11717 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11718 (free_all_ipa_structures_after_iinln): New function.
11719 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11721 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11723 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11724 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11725 of computing the frequency separately.
11726 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11727 of computing the frequency separately.
11728 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11729 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11730 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11731 (ipa_get_stmt_member_ptr_load_param): New function.
11732 (ipa_is_ssa_with_stmt_def): New function.
11733 (ipa_note_param_call): New function.
11734 (ipa_analyze_call_uses): New function.
11735 (ipa_analyze_stmt_uses): New function.
11736 (ipa_analyze_params_uses): New function.
11737 (ipa_free_node_params_substructures): Also free the param_calls linked
11739 (ipa_node_duplication_hook): Also duplicate the param_calls
11741 (ipa_print_node_param_flags): New function.
11742 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11743 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11744 * ipa-prop.h (struct ipa_param_flags): New field called.
11745 (struct ipa_param_call_note): New structure.
11746 (struct ipa_node_params): New fields param_calls and
11747 uses_analysis_done.
11748 (ipa_is_ith_param_called): New function.
11749 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11750 ipa_analyze_params_uses and dump parameter flags.
11752 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11753 ipa_propagate_indirect_call_infos if performing indirect inlining,
11754 pass a new parameter new_edges to it.
11755 (add_new_edges_to_heap): New fucntion.
11756 (cgraph_decide_inlining_of_small_functions): New vector
11757 new_indirect_edges for newly found indirect edges , call
11758 ipa_propagate_indirect_call_infos after inlining.
11759 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11760 inlining if performing indirect inlining. Call
11761 free_all_ipa_structures_after_iinln when doing so too.
11762 (inline_generate_summary): Do not call
11763 free_all_ipa_structures_after_iinln here.
11764 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11765 (print_edge_addition_message): New function.
11766 (update_call_notes_after_inlining): New function.
11767 (propagate_info_to_inlined_callees): New function.
11768 (ipa_propagate_indirect_call_infos): New function.
11769 * ipa-prop.h: Include cgraph.h
11770 (struct ipa_param_call_note): Fields reordered, new field processed.
11771 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11772 flag indirect_call.
11773 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11774 rediscovered call statements.
11775 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11776 (dump_cgraph_node): Dump also the indirect_call flag.
11777 (cgraph_clone_edge): Copy also the indirect_call flag.
11778 * tree-inline.c (copy_bb): Do not check for fndecls from call
11779 expressions, check for edge availability when moving clones.
11780 (get_indirect_callee_fndecl): New function.
11781 (expand_call_inline): If callee declaration is not apprent from
11782 the statement, try calling get_indirect_callee_fndecl. Do not
11783 issue warnings or call sorry when not inlinings an indirect edge.
11784 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11786 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11787 bit more frandly to matching.
11788 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11789 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11790 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11792 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11795 * opth-gen.awk: Suppress function specific features when building
11797 * optc-gen.awk: Ditto.
11799 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11802 * diagnostic.c (pedwarn): Add opt parameter.
11804 * c-tree.h (pedwarn_init): Add opt parameter.
11805 (pedwarn_c90): Likewise.
11806 (pedwarn_c99): Likewise.
11807 * c-errors.c (pedwarn_c99): Likewise.
11808 (pedwarn_c90): Likewise.
11809 * toplev.h (pedwarn): Update declaration.
11810 (pedwarn0): Declare.
11811 * c-lex.c: All calls to pedwarn changed.
11812 * builtins.c: All calls to pedwarn changed.
11813 * toplev.c: All calls to pedwarn changed.
11814 * c-decl.c: All calls to pedwarn changed.
11815 * c-typeck.c: All calls to pedwarn changed.
11816 * c-common.c: All calls to pedwarn changed.
11817 * c-parser.c: All calls to pedwarn changed.
11819 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11820 Karthik Kumar <karthikkumar@gmail.com>
11822 * attribs.c (file scope): Include c-common.h.
11823 (decl_attributes): Add support for #pragma GCC optimize and
11824 #pragma GCC option.
11826 * targhooks.c (default_can_inline_p): New function that is the
11827 default for the TARGET_CAN_INLINE_P target hook.
11829 * targhooks.h (default_can_inline_p): Add declaration.
11831 * tree.c (cl_optimization_node): New static tree for building
11832 OPTIMIZATION_NODE tree.
11833 (cl_target_option_node): New static tree for building
11834 TARGET_OPTION_NODE tree.
11835 (cl_option_hash_table): New hash table for hashing
11836 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11837 (cl_option_hash_hash): New function to provide the hash value for
11838 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11839 (cl_option_hash_eq): New function to provide an equality test for
11840 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11841 (tree_code_size): Add support for OPTIMIZATION_NODE and
11842 TARGET_OPTION_NODE trees.
11843 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11844 TARGET_OPTION_NODE trees.
11845 (build_optimization_node): Build a tree that has all of the
11846 current optimization options.
11847 (build_target_option_node): Build a tree that has the target
11848 options that might be changed on a per function basis.
11850 * tree.h (file scope): Include options.h.
11851 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11852 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11853 (TREE_OPTIMIZATION): Ditto.
11854 (TREE_TARGET_SPECIFIC): Ditto.
11855 (struct tree_function_decl): Add fields for remembering the
11856 current optimization options and target specific options.
11857 (struct tree_optimization_option): New tree variant that remembers
11858 the optimization options.
11859 (struct tree_target_option): New tree variant that remembers the
11860 target specific flags that might change for compiling a particular
11862 (union tree_node): Include tree_optimization_option and
11863 tree_target_option fields.
11864 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11865 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11866 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11867 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11868 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11869 optimization and target options.
11870 (optimization_default_node): New macro to refer to global_trees
11872 (optimization_current_node): Ditto.
11873 (optimization_cold_node): Ditto.
11874 (optimization_hot_node): Ditto.
11875 (target_option_default_node): Ditto.
11876 (target_option_current_node): Ditto.
11877 (current_option_pragma): Ditto.
11878 (current_optimize_pragma): Ditto.
11880 * target.h (struct gcc_target): Add valid_option_attribute_p,
11881 target_option_save, target_option_restore, target_option_print,
11882 target_option_pragma_parse, and can_inline_p hooks.
11884 * toplev.h (parse_optimize_options): Add declaration.
11885 (fast_math_flags_struct_set_p): Ditto.
11887 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11888 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11891 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11892 tree_can_inline_p hook to see if one function can inline another.
11893 (cgraph_decide_inlining): Ditto.
11894 (cgraph_decide_inlining_incrementally): Ditto.
11896 * opts.c (decode_options): Add support for running multiple times
11897 to allow functions with different target or optimization options
11898 than was specified on the command line.
11899 (fast_math_flags_struct_set_p): New function that is similar to
11900 fast_math_flags_set_p, except it uses the values in the
11901 cl_optimization structure instead of global variables.
11903 * optc-gen.awk: Add support for TargetSave to allow a back end to
11904 declare new fields that need to be saved when using function
11905 specific options. Include flags.h and target.h in the options.c
11906 source. Add support for Save to indicate which options can be set
11907 for individual functions. Generate cl_optimize_save,
11908 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11909 cl_target_option_restore, cl_target_option_print functions to
11910 allow functions to use different optimization or target options.
11912 * opt-functions.awk (var_type_struct): Return the type used for
11913 storing the field in a structure.
11915 * opth-gen.awk: Add support for TargetSave to allow a back end to
11916 declare new fields that need to be saved when using function
11917 specific options. Add support for Save to indicate which options
11918 can be set for individual functions. Only generate one extern for
11919 Mask fields. Generate cl_optimization and cl_target_option
11920 structures to remember optimization and target options.
11922 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11923 collecting new tree nodes.
11924 (TS_TARGET_OPTION): Ditto.
11926 * c-decl.c (merge_decls): Merge function specific target and
11927 optimization options.
11929 * function.c (invoke_set_current_function_hook): If the function
11930 uses different optimization options, change the global variables
11933 * coretypes.h (struct cl_optimization): Add forward reference.
11934 (struct cl_target_option): Ditto.
11936 * c-pragma.c (option_stack): New static vector to remember the
11937 current #pragma GCC option stack.
11938 (handle_pragma_option): New function to support #pragma GCC option
11939 to change target options.
11940 (optimize_stack): New static vector to remember the current
11941 #pragma GCC optimize stack.
11942 (handle_pragma_optimize): New function to support #pragma GCC
11943 optimize to change optimization options.
11944 (init_pragma): Add support for #pragma GCC optimize and #pragma
11947 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11948 optimization options.
11949 (TARGET_OPTION_NODE): New tree code for remembering certain target
11952 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11953 TARGET_OPTION_NODE trees.
11955 * common.opt (-O): Add Optimization flag.
11957 (-fmath-errno): Ditto.
11958 (-falign-functions): Add UInteger flag to make sure flag gets full
11959 int in cl_optimization structure.
11960 (-falign-jumps): Ditto.
11961 (-falign-labels): Ditto.
11962 (-falign-loops): Ditto.
11963 (-fsched-stalled-insns): Ditto.
11964 (-fsched-stalled-insns-dep): Ditto.
11966 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11968 (TARGET_OPTION_SAVE): Ditto.
11969 (TARGET_OPTION_RESTORE): Ditto.
11970 (TARGET_OPTION_PRINT): Ditto.
11971 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11972 (TARGET_CAN_INLINE_P): Ditto.
11973 (TARGET_INITIALIZER): Add new hooks.
11975 * tree-inline.c (tree_can_inline_p): New function to determine
11976 whether one function can inline another. Check if the functions
11977 use compatible optimization options, and also call the backend
11980 * tree-inline.h (tree_can_inline_p): Add declaration.
11982 * c-common.c (c_common_attribute): Add support for option and
11983 optimize attributes.
11984 (handle_option_attribute): Add support for the option attribute to
11985 allow the user to specify different target options for compiling a
11987 (handle_optimize_attribute): Add support for the optimize
11988 attribute to allow the user to specify different optimization
11989 options for compiling a specific function.
11990 (handle_hot_attribute): Turn on -O3 optimization for this one
11991 function if it isn't the default optimization level.
11992 (handle_cold_attribute): Turn on -Os optimization for this one
11993 function if it insn't the default optimization.
11994 (const_char_p): New const char * typedef.
11995 (optimize_args): New static vector to remember the optimization
11997 (parse_optimize_options): New function to set up the optimization
11998 arguments from either the optimize attribute or #pragma GCC optimize.
12000 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12001 (builtin_define_std): Ditto.
12003 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12004 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12005 (x86_64-*-*): Ditto.
12007 * Makefile.in (TREE_H): Add options.h.
12008 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12010 * doc/extend.texi (option attribute): Document new attribute.
12011 (optimize attribute): Ditto.
12012 (hot attribute): Document hot attribute sets -O3.
12013 (cold attribute): Document cold attribute sets -Os.
12014 (#pragma GCC option): Document new pragma.
12015 (#pragma GCC optimize): Ditto.
12017 * doc/options.texi (TargetSave): Document TargetSave syntax.
12018 (UInteger): Document UInteger must be used for certain flags.
12019 (Save): Document Save option to create target specific options
12020 that can be saved/restored on a function specific context.
12022 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12023 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12025 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12026 (TARGET_OPTION_SAVE): Ditto.
12027 (TARGET_OPTION_RESTORE): Ditto.
12028 (TARGET_OPTION_PRINT): Ditto.
12029 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12030 (TARGET_CAN_INLINE_P): Ditto.
12032 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12034 (-mfpmath=both): Ditto.
12036 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12037 Karthik Kumar <karthikkumar@gmail.com>
12039 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12040 (TARGET_POPCNT): Ditto.
12041 (TARGET_SAHF): Ditto.
12042 (TARGET_AES): Ditto.
12043 (TARGET_PCLMUL): Ditto.
12044 (TARGET_CMPXCHG16B): Ditto.
12045 (TARGET_RECIP): Move switch into target_flags.
12046 (TARGET_FUSED_MADD): Ditto.
12047 (ix86_arch_features): Make an unsigned char type.
12048 (ix86_tune_features): Ditto.
12049 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12050 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12051 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12053 * config/i386/i386.opt (arch): New TargetSave field to define
12054 fields that need to be saved for function specific option support.
12057 (branch_cost): Ditto.
12058 (ix86_isa_flags_explicit): Ditto.
12059 (tune_defaulted): Ditto.
12060 (arch_specified): Ditto.
12061 (-m128-long-double): Add Save flag to save option for target
12062 specific option support.
12064 (-maccumulate-outgoing-args): Ditto.
12065 (-malign-double): Ditto.
12066 (-malign-stringops): Ditto.
12067 (-mfancy-math-387): Ditto.
12068 (-mhard-float): Ditto.
12069 (-mieee-fp): Ditto.
12070 (-minline-all-stringops): Ditto.
12071 (-minline-stringops-dynamically): Ditto.
12072 (-mms-bitfields): Ditto.
12073 (-mno-align-stringops): Ditto.
12074 (-mno-fancy-math-387): Ditto.
12075 (-mno-push-args): Ditto.
12076 (-mno-red-zone): Ditto.
12077 (-mpush-args): Ditto.
12078 (-mred-zone): Ditto.
12080 (-msseregparm): Ditto.
12081 (-mstack-arg-probe): Ditto.
12093 (-mno-sse4): Ditto.
12096 (-mrecip): Move flag into target_flags.
12098 (-mno-fused-madd): Ditto.
12099 (-mfused-madd): Ditto.
12100 (-mabm): Move flag into ix86_isa_flags.
12107 * config/i386/i386-c.c: New file for #pragma support.
12108 (ix86_target_macros_internal): New function to #define or #undef
12109 target macros based when the user uses the #pragma GCC option to
12110 change target options.
12111 (ix86_pragma_option_parse): New function to add #pragma GCC option
12113 (ix86_target_macros): Move defining the target macros here from
12114 TARGET_CPU_CPP_BUILTINS in i386.h.
12115 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12116 defined, initialize any subtarget #pragmas.
12118 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12119 REGISTER_TARGET_PRAGMAS.
12121 * config/i386/t-i386: New file for x86 dependencies.
12122 (i386.o): Make dependencies mirror the include files used.
12123 (i386-c.o): New file, add dependencies.
12125 * config/i386/i386-protos.h (override_options): Add bool argument.
12126 (ix86_valid_option_attribute_tree): Add declaration.
12127 (ix86_target_macros): Ditto.
12128 (ix86_register_macros): Ditto.
12130 * config/i386/i386.c (ix86_tune_features): Move initialization of
12131 the target masks to initial_ix86_tune_features to allow functions
12132 to have different target options. Make type unsigned char,
12133 instead of unsigned int.
12134 (initial_ix86_tune_features): New static vector to hold processor
12135 masks for the tune variables.
12136 (ix86_arch_features): Move initialization of the target masks to
12137 initial_ix86_arch_features to allow functions to have different
12138 target options. Make type unsigned char, instead of unsigned int.
12139 (initial_ix86_arch_features): New static vector to hold processor
12140 masks for the arch variables.
12141 (enum ix86_function_specific_strings): New enum to describe the
12142 string options used for attribute((option(...))).
12143 (ix86_target_string): New function to return a string that
12144 describes the target options.
12145 (ix86_debug_options): New function to print the current options in
12147 (ix86_function_specific_save): New function hook to save the
12148 function specific global variables in the cl_target_option structure.
12149 (ix86_function_specific_restore): New function hook to restore the
12150 function specific variables from the cl_target_option structure to
12151 the global variables.
12152 (ix86_function_specific_print): New function hook to print the
12153 target specific options in the cl_target_option structure.
12154 (ix86_valid_option_attribute_p): New function hook to validate
12155 attribute((option(...))) arguments.
12156 (ix86_valid_option_attribute_tree): New function that is common
12157 code between attribute((option(...))) and #pragma GCC option
12158 support that parses the options and returns a tree holding the options.
12159 (ix86_valid_option_attribute_inner_p): New helper function for
12160 ix86_valid_option_attribute_tree.
12161 (ix86_can_inline_p): New function hook to decide if one function
12162 can inline another on a target specific basis.
12163 (ix86_set_current_function); New function hook to switch target
12164 options if the user used attribute((option(...))) or #pragma GCC
12166 (ix86_tune_defaulted): Move to static file scope from
12168 (ix86_arch_specified): Ditto.
12169 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12171 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12172 (OPTION_MASK_ISA_ABM_SET): Ditto.
12173 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12174 (OPTION_MASK_ISA_CX16_SET): Ditto.
12175 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12176 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12177 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12178 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12179 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12180 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12181 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12182 (struct ptt): Move to static file scope from override_options.
12183 (processor_target_table): Ditto.
12184 (cpu_names): Ditto.
12185 (ix86_handle_option): Add support for options that are now isa options.
12186 (override_options): Add support for declaring functions that
12187 support different target options than were specified on the
12188 command line. Move struct ptt, processor_target_table, cpu_names,
12189 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12190 Add bool argument. Fix up error messages so the appropriate error
12191 is given for either command line or attribute.
12192 (ix86_previous_fndecl): New static to remember previous function
12193 declaration to see if we need to change target options.
12194 (ix86_builtins_isa): New array to record the ISA of each builtin
12196 (def_builtin): Always create the builtin function, even if the
12197 current ISA doesn't support it.
12198 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12199 tests for those builtins.
12200 (ix86_init_builtins): Remove TARGET_MMX test for calling
12201 ix86_init_mmx_sse_builtins.
12202 (ix86_expand_builtin): If the current ISA doesn't support a given
12203 builtin, signal an error.
12204 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12205 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12206 (TARGET_OPTION_SAVE): Ditto.
12207 (TARGET_OPTION_RESTORE): Ditto.
12208 (TARGET_OPTION_PRINT): Ditto.
12209 (TARGET_CAN_INLINE_P): Ditto.
12211 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12213 * c-typeck.c (build_external_ref): Don't call assemble_external.
12214 * final.c (output_operand): Call assemble_external.
12216 2008-07-21 DJ Delorie <dj@redhat.com>
12218 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12219 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12221 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12223 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12224 original insn and splitter contents into ...
12225 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12226 flag_unsafe_math_optimizations. Add dummy scratch register.
12227 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12228 !flag_unsafe_math_optimizations. Returns number with next
12229 highest magnitude if this is still less or equal to the true
12230 quotient in magnitude.
12232 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12234 * Makefile.in: Replace toplev.h with TOPLEV_H.
12235 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12236 * c-lex.c (fe_file_change): Don't set in_system_header.
12237 * c-parser.c (c_token): Remove in_system_header.
12238 (c_lex_one_token): Don't set in_system_header.
12239 (c_parser_set_source_position_from_token): Don't set in_system_header.
12240 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12243 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12244 * flags.h (in_system_header): Remove.
12245 * function.c (saved_in_system_header): Remove.
12246 (push_cfun): Don't set in_system_header.
12247 (pop_cfun): Don't set in_system_header.
12248 (push_struct_function): Don't set in_system_header.
12249 * input.h (expanded_location): Add sysp.
12250 (in_system_header_at): New.
12251 (in_system_header): New.
12252 * toplev.c (in_system_header): Remove.
12253 * toplev.h: Include input.h
12255 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12256 * tree-ssa.c (warn_uninit): Call warning_at.
12257 (warn_uninitialized_var): Update calls to warn_uninit.
12258 (warn_uninitialized_phi): Update calls to warn_uninit.
12259 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12260 (expand_location): Initialize xloc.sysp.
12261 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12262 (tree_decl_with_vis): Remove in_system_header_flag.
12264 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12267 * recog.c (asm_operand_ok): Change the order of the extra
12268 memory constraint checks.
12270 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12273 * tree-switch-conversion.c (build_one_array): Call
12274 varpool_mark_needed_node and varpool_finalize_decl
12275 instead of assemble_variable.
12277 2008-07-19 Jan Hubicka <jh@suse.cz>
12279 * cgraph.c (cgraph_add_new_function): Do early local passes.
12280 * tree-nrv.c (gate_pass_return_slot): New gate.
12281 (pass_nrv): Add the gate.
12282 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12284 (coalesce_ssa_name): Coalesce SSA names.
12285 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12286 not optimizing so unused user vars remains visible.
12287 * common.opt (flag_tree_ter): Always enable by default.
12288 * tree-ssa-ter.c: Include flags.h
12289 (is_replaceable_p): Check that locations match; when aliasing
12290 is missing be conservative about loads.
12291 * tree-optimize.c (gate_init_datastructures): Remove.
12292 (pass_init_datastructures): New.
12293 * passes.c: Reorder passes so we always go into SSA.
12295 2008-07-19 Jan Hubicka <jh@suse.cz>
12297 * doc/extend.texi (flatten attribute): Remove note about
12299 * doc/invoke.texi (--combine): Likewise.
12300 (-finline-functions-called-once): Update levels when enabled.
12301 (-funit-at-a-time): Document new behaviour.
12302 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12303 -fno-section-anchors when disabled explicitly.
12304 (inline params): They are not ignored now.
12305 (precompiled headers): Remove unit-at-a-time as being incompatible.
12306 * opts.c (decode_options): Handle unit-at-a-time as alias;
12307 imply -fno-section-anchors when toplevel reorder is disabled
12309 * common.opt (ftoplevel-reorder): Set default value to 2.
12310 (funit-at-a-time): Set default value to 1.
12311 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12314 2008-07-19 Jan Hubicka <jh@suse.cz>
12316 * builtins.c (expand_builtin_int_roundingfn,
12317 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12320 2008-07-19 Richard Guenther <rguenther@suse.de>
12323 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12324 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12325 * tree-ssa-pre.c (get_expr_value_id): For newly created
12326 constant value-ids make sure to add the expression to its
12329 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12331 PR middle-end/36877
12332 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12333 return value of the builtin is ignored.
12335 2008-07-19 Olivier Hainque <hainque@adacore.com>
12337 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12338 bits, a C conformant malloc implementation has to provide.
12339 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12341 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12345 * reload.c (find_reloads_subreg_address): Only reload address if
12346 reloaded == 0, not for reloaded != 1.
12349 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12350 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12351 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12352 m32c_legitimize_reload_address.
12354 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12355 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12356 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12358 2008-07-19 Olivier Hainque <hainque@adacore.com>
12360 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12361 argument, saying whether nested array are to be collapsed
12362 into a single array type DIE with multiple subscripts.
12363 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12364 issues, centralize the nested array types collapsing control and
12365 disable the transformation for Ada.
12367 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12370 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12372 (x86_64_shift_adj_2): New expander.
12373 (x86_64_shift_adj_3): Ditto.
12374 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12375 to split TImode operands.
12376 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12377 (ix86_split_lshr): Ditto.
12379 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12381 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12382 and __CHAR32_TYPE__.
12383 * c-typeck.c (digest_init): Support char16_t and char32_t.
12384 (set_nonincremental_init_from_string): Idem.
12386 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12388 PR middle-end/36859
12389 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12390 PREFERRED_STACK_BOUNDARY.
12391 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12393 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12395 PR middle-end/36858
12396 * function.c (locate_and_pad_parm): Cap boundary earlier.
12398 2008-07-17 Julian Brown <julian@codesourcery.com>
12400 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12401 no-op for targets which don't use DLLs.
12403 2008-07-17 Martin Jambor <mjambor@suse.cz>
12405 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12406 that nodes are relevant by examining the node->analyzed flag.
12407 (ipcp_init_stage): Check which nodes are relevant, assert that the
12408 relevant ones are also required.
12409 (ipcp_propagate_stage): Check on the side arrays are properly
12411 (ipcp_print_all_jump_functions): Make sure not to touch any node
12412 that is not analyzed or an edge that does not have a corresponding
12413 entry in the on-the-side vectors.
12414 (ipcp_function_scale_print): Likewise.
12415 (ipcp_update_callgraph): Check that the node is relevant.
12416 (ipcp_insert_stage): Check that the node is relevant. Check there is
12417 an info for every node and edge.
12418 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12419 (ipa_print_all_tree_maps): Likewise and a new variable info.
12420 (ipa_print_all_params_modified): Likewise.
12421 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12423 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12426 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12428 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12430 PR rtl-optimization/36753
12431 * fwprop.c (use_killed_between): Don't shortcut
12432 single-definition global registers.
12434 2008-07-16 Jan Hubicka <jh@suse.cz>
12436 * cgraph.h (varpool_empty_needed_queue): Declare.
12437 * cgraphunit.c (output_in_order): Mark all variables as needed;
12439 * varpool.c (varpool_assemble_node): Update debug queue.
12440 (varpool_assemble_pending_decls): Don't do it here.
12441 (varpool_empty_needed_queue): New function.
12443 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12445 * recog.c (peephole2_optimize): Fix formatting.
12447 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12449 * c-pch.c (get_ident): Avoid C++ keywords.
12450 * combine-stack-adj.c (single_set_for_csa): Likewise.
12451 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12452 output_asm_insn): Likewise.
12453 * reload.c (push_secondary_reload, find_reusable_reload,
12454 push_reload, combine_reloads, find_reloads,
12455 debug_reload_to_stream): Likewise.
12456 * reload.h (struct reload): Likewise.
12457 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12458 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12459 emit_output_reload_insns): Likewise.
12460 * targhooks.c (default_secondary_reload): Likewise.
12461 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12463 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12465 * recog.c (validate_change_1, validate_change,
12466 validate_unshare_change, validate_replace_rtx_1, struct
12467 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12469 * reload.c (push_secondary_reload, secondary_reload_class,
12470 scratch_reload_class, find_valid_class, find_reusable_reload,
12471 push_reload, find_dummy_reload, find_reloads_address_1,
12472 find_reloads_address_part, find_equiv_reg): Likewise.
12473 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12474 choose_reload_regs): Likewise.
12475 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12477 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12478 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12479 * sched-rgn.c (concat_INSN_LIST): Likewise.
12480 * stor-layout.c (mode_for_size, mode_for_size_tree,
12481 smallest_mode_for_size): Likewise.
12483 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12485 * cfg.c (dump_reg_info): Avoid C++ keywords.
12486 * dwarf2asm.c (dw2_force_const_mem,
12487 dw2_asm_output_encoded_addr_rtx): Likewise.
12488 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12489 * expmed.c (expand_shift): Likewise.
12490 * global.c (find_reg): Likewise.
12491 * graph.c (draw_edge): Likewise.
12492 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12493 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12494 widen_clz, widen_bswap, expand_parity, expand_unop,
12495 emit_cmp_and_jump_insn_1): Likewise.
12496 * postreload.c (reload_cse_simplify_operands): Likewise.
12497 * ra.h (add_neighbor): Likewise.
12498 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12499 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12500 record_reg_classes, copy_cost, record_address_regs,
12501 invalid_mode_change_p): Likewise.
12502 * regrename.c (regrename_optimize, scan_rtx_reg,
12503 dump_def_use_chain, find_oldest_value_reg,
12504 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12506 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12508 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12509 MASK_POWERPC64 for power4 in previous commit.
12511 2008-07-16 Olivier Hainque <hainque@adacore.com>
12513 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12514 instead of bare conversion to cast const-ness away.
12516 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12518 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12519 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12520 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12521 (TARGET_FUNCTION_VALUE): Define.
12523 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12525 * config/rs6000/rs6000.c (processor_target_table): Add
12526 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12528 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12531 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12532 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12533 m32c_legitimize_reload_address.
12535 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12537 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12538 DECL_IN_SYSTEM_HEADER in sync.
12540 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12542 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12543 * tree-ssa-pre.c (pre_expr_eq): Ditto
12544 (get_constant_for_value_id): Take a type as an argument.
12545 (fully_constant_expression): Pass in type.
12546 (find_or_generate_expression): Short circuit constant case.
12547 (create_expression_by_pieces): Remove special casing of
12549 (do_regular_insertion): Short circuit constant case.
12550 (do_partial_partial_insertion): Ditto.
12552 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12555 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12557 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12559 * config/xtensa/libgcc-xtensa.ver: New file.
12560 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12562 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12564 * df-problems.c (df_set_note): Avoid C++ keywords.
12565 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12566 * dse.c (record_store, remove_useless_values): Likewise.
12567 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12568 gen_reg_rtx_offset, operand_subword, change_address_1,
12569 change_address, adjust_address_1, offset_address,
12570 widen_memory_access, emit_copy_of_insn_after): Likewise.
12571 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12572 * fwprop.c (should_replace_address, propagate_rtx_1,
12573 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12575 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12576 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12577 * lcm.c (compute_insert_delete, pre_edge_lcm,
12578 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12579 * lower-subreg.c (resolve_reg_notes): Likewise.
12580 * mode-switching.c (optimize_mode_switching): Likewise.
12582 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12584 * bt-load.c (add_btr_def, migrate_btr_def,
12585 branch_target_load_optimize): Avoid C++ keywords.
12586 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12588 * combine.c (subst, simplify_set, make_extraction,
12589 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12590 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12591 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12593 2008-07-15 Richard Guenther <rguenther@suse.de>
12595 PR middle-end/36369
12596 * c-common.c (strict_aliasing_warning): Do not warn for
12597 TYPE_REF_CAN_ALIAS_ALL pointers.
12598 (c_common_get_alias_set): may_alias types are not special.
12599 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12600 attribute and set can_ref_all accordingly.
12601 (build_reference_type_for_mode): Likewise.
12602 * doc/extend.texi (may_alias): Clarify.
12604 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12607 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12608 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12610 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12613 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12614 gcc_assert, instead call output_operand_lossage.
12616 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12618 * builtins.c (std_canonical_va_list): Treat structure based
12621 2008-07-15 Ben Elliston <bje@au.ibm.com>
12623 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12625 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12627 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12630 2008-07-14 Jan Hubicka <jh@suse.cz>
12632 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12633 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12634 fix predicates and constraints.
12635 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12636 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12638 2008-07-14 Doug Kwan <dougkwan@google.com>
12640 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12641 additional option file arm/eabi.opt.
12642 * config/arm/eabi.h (File): New configuration file for EABI targets.
12643 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12644 SUBSUBTARGET_EXTRA_SPECS.
12645 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12646 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12647 from STARTFILE_SPEC so that it can be referenced in an override.
12648 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12649 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12650 can be referenced in an override.
12651 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12652 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12653 so that it can be referenced in an override.
12654 (LINK_SPEC): Use BPABI_LINK_SPEC.
12655 * config/arm/eabi.opt (File): New.
12657 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12659 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12660 (FIXED_VALUE_H): New variable.
12661 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12662 input.h, fixed-value.h.
12663 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12664 (BASIC_BLOCK_H): Use $(BITMAP_H).
12665 (FUNCTION_H): Add varray.h.
12666 (IPA_REFERENCE_H): Use $(BITMAP_H).
12667 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12668 (DF_H): Use $(BITMAP_H).
12669 (GGC_H): Add statistics.h.
12670 (INSN_ADDR_H): New.
12671 (INSN_ATTR_H): Use it.
12672 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12674 (SYMTAB_H): Add $(OBSTACK_H).
12675 (CPP_INTERNAL_H): New.
12676 (TREE_DUMP_H): Add tree-pass.h.
12677 (TREE_FLOW_H): Use $(BITMAP_H)
12678 (PRETTY_PRINT_H): Use $(INPUT_H).
12679 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12682 (many object files): Fix lots of header dependencies throughout.
12684 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12686 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12688 (s-gtyp-input): Use them to write tmp-gi.list.
12689 (echo_to_gi.list): Remove.
12691 2008-07-14 Richard Guenther <rguenther@suse.de>
12693 * tree-ssa-sccvn.c (pre_info): Remove.
12694 (switch_to_PRE_table): Likewise.
12695 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12696 (set_hashtable_value_ids): Do not create value-ids for the
12698 (run_scc_vn): Remove double test. Remove bogus special-case
12699 in value-number printing.
12700 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12701 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12703 * tree-flow-inline.h (get_value_handle): Remove.
12704 * tree-flow.h (get_value_handle): Remove.
12706 2008-07-14 Martin Jambor <mjambor@suse.cz>
12708 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12709 in which we generate arithmetics is not a subrange.
12711 2008-07-14 Martin Jambor <mjambor@suse.cz>
12713 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12715 2008-07-14 Richard Guenther <rguenther@suse.de>
12717 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12719 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12722 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12723 reload for symbol refs moved to r0 with -fPIC.
12724 (legitimize_pic_address): Use the target register as temporary
12726 (emit_symbolic_move): Adjust comment.
12727 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12730 2008-07-14 Ben Elliston <bje@au.ibm.com>
12732 * c-common.h (C_CPP_HASHNODE): New macro.
12733 * coretypes.h (struct cpp_token): Forward declare.
12734 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12735 the context-sensitive keyword method.
12736 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12737 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12738 expand_bool_pixel): New.
12739 (altivec_categorize_keyword): New function.
12740 (init_vector_keywords): New function.
12741 (rs6000_macro_to_expand): Likewise.
12742 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12743 compiling an ISO C dialect.
12745 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12747 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12748 (create_expression_by_pieces): Fix typo.
12749 (do_regular_insertion): Use debug counter here too.
12751 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12754 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12755 CONST_OK_FOR_LETTER_P. All port-local users changed.
12756 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12757 implement Kp matching power-of-two.
12758 (CONSTRAINT_LEN): Define to match.
12759 * config/cris/cris.md: Replace all use of constraint K with Kc.
12760 ("*btst*): Use Kp for operand 0 of last alternative.
12762 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12765 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12768 2008-07-13 Jan Hubicka <jh@suse.cz>
12770 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12773 2008-07-13 Richard Guenther <rguenther@suse.de>
12775 PR middle-end/36811
12776 * langhooks.c (lhd_print_error_function): Deal with recursive
12779 2008-07-12 Jan Hubicka <jh@suse.cz>
12781 * cgraph.c (assembler_name_hash): New static var.
12782 (hash_node_by_assembler_name, eq_assembler_name): New.
12783 (cgraph_node_for_asm): Use hashtable.
12784 (cgraph_remove_node): Maintain hashtable.
12785 (change_decl_assembler_name): Sanity check that names are not changing
12786 after aliasing was processed.
12787 * cgraph.h (varpoon_node): Add next GGC marker.
12788 * tree.c (decl_assembler_name_equal): Constify.
12789 (decl_assembler_name_hash): New.
12790 * tree.h (decl_assembler_name_equal): Constify.
12791 (decl_assembler_name_hash): Update.
12793 2008-07-12 David Daney <ddaney@avtrex.com>
12795 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12796 sb1 and r5000 cpus.
12798 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12800 * doc/md.texi: Document the MIPS "v" constraint.
12801 * config/mips/mips.h (reg_class): Revert last change.
12802 (REG_CLASS_NAMES): Likewise.
12803 (REG_CLASS_CONTENTS): Likewise.
12804 * config/mips/mips.c (mips_regno_to_class): Likewise.
12805 * config/mips/constraints.md (v): Likewise, but add documentation.
12806 Add a comment to say that this constraint should not be used in
12809 2008-07-11 DJ Delorie <dj@redhat.com>
12811 * config/h8300/h8300.md (length): Fix branch offset limit.
12813 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12815 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12816 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12817 (avr_hard_regno_scratch_ok): New function.
12818 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12819 * config/avr/avr.md (all peepholes that request a scratch register):
12820 Remove avr_peep2_scratch_safe use.
12822 2008-07-11 Tom Tromey <tromey@redhat.com>
12823 Ian Lance Taylor <iant@google.com>
12825 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12826 (struct c_common_resword): Define.
12827 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12828 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12829 (c_common_reswords, num_c_common_reswords): Declare.
12830 * c-common.c (c_common_reswords): New global const array.
12831 (num_c_common_reswords): New const int.
12832 * c-parser.c (struct resword, reswords): Don't define.
12833 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12834 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12835 than reswords. If warning about C++ keywords, give them a special
12837 (c_lex_one_token): Warn about C++ keywords. Call
12838 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12839 (c_parser_external_declaration): Look for RID_xxx rather than
12840 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12841 (c_parser_statement_after_labels): Likewise.
12842 (c_parser_objc_class_instance_variables): Likewise.
12843 (c_parser_objc_class_declaration): Likewise.
12844 (c_parser_objc_try_catch_statement): Likewise.
12845 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12846 (declspecs_add_type): Likewise.
12848 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12850 * ggc-page.c (alloc_page):
12851 Substituting xmalloc, xcalloc with
12852 XNEWVEC and XCNEWVAR macros which add the
12855 2008-07-11 Richard Guenther <rguenther@suse.de>
12857 PR tree-optimization/36765
12858 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12859 aliases from HEAP vars to SMTs.
12861 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12863 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12864 * configure.ac (loose_warn): Move -Wc++-compat from here...
12865 (strict_warn): ...to here.
12866 * configure: Regenerate.
12868 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12870 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12871 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12872 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12873 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12874 excluding more specific h8300-*-* and sh-*-* targets.
12876 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12878 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12879 (eliminate): Ditto.
12880 (execute_pre): Call loop_optimizer_finalize in early exit.
12882 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12884 PR middle-end/36790
12885 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12886 uids in the bitmap, not just VAR_DECL uids.
12888 PR rtl-optimization/36419
12889 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12890 (combine_stack_adjustments_for_block): Call it if needed. Delete
12892 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12893 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12894 prologue sp adjustment.
12896 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12899 * opts.c (print_ignored_options): Report postponed diagnostics for
12900 unknown -Wno-* options as warnings, not errors.
12901 (postpone_unknown_option_error): Renamed to...
12902 (postpone_unknown_option_warning): ... this.
12904 2008-07-09 Doug Kwan <dougkwan@google.com>
12907 2008-07-08 Doug Kwan <dougkwan@google.com>
12909 * config/arm/arm.opt (mandroid): New option.
12910 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12911 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12913 (CC1PLUS_SPEC): Same.
12915 (STARTFILE_SPEC): Same.
12916 (ENDFILE_SPEC): Same.
12917 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12920 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12923 * config/mips/mips.h (reg_class): Remove V1_REG.
12924 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12925 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12926 instead of V1_REGS.
12927 (mips_get_tp): New function.
12928 (mips_legitimize_tls_address): Use it.
12929 * config/mips/constraints.md (v): Delete.
12930 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12931 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12932 After reload, split into a move and ...
12933 (*tls_get_tp_<mode>_split): ...this new instruction.
12935 2008-07-09 David Daney <ddaney@avtrex.com>
12937 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12939 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12941 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12942 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12944 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12945 htab_delete should be called. Don't free c.
12946 (lookup_tmp_var): Create temp_htab lazily.
12947 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12948 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12950 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12951 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12952 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12953 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12954 * tree-sra.c (generate_element_init): Likewise.
12955 * tree-mudflap.c (execute_mudflap_function_ops,
12956 execute_mudflap_function_decls): Likewise.
12957 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12958 * tree-gimple.h (struct gimplify_ctx): New type.
12959 (push_gimplify_context): Adjust prototype.
12961 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12963 * tree-ssa-pre.c (phi_translate_1): Update placement of
12964 add_to_value calls.
12966 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12968 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12969 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12970 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12971 * targhooks.c (default_hard_regno_scratch_ok): New function.
12972 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12973 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12974 * recog.c: Include "target.h".
12975 (peep2_find_free_register): Add check for global regs. Add target
12977 * Makefile.in (recog.o): Depend on target.h.
12979 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12981 * config/sh/sh.c (sh_canonical_va_list_type): New.
12982 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12984 2008-07-09 Raksit Ashok <raksit@google.com>
12986 * doc/invoke.texi (Option Summary): Mention new option
12987 -Wdisallowed-function-list=...
12988 (Warning Options): Document -Wdisallowed-function-list=...
12989 * common.opt (Wdisallowed-function-list=): New flag.
12990 * flags.h (warn_disallowed_functions): External definition of new
12991 boolean warning flag.
12992 (warn_if_disallowed_function_p): Declare new function.
12993 * opts.c (warning_disallowed_functions): New static variable.
12994 (warn_disallowed_functions): New boolean warning flag.
12995 (warn_if_disallowed_function_p): New function.
12996 (add_comma_separated_to_vector): Rename
12997 add_instrument_functions_exclude_list to this.
12998 (common_handle_option): Handle new option. Rename calls to
12999 add_instrument_functions_exclude_list into calls to
13000 add_comma_separated_to_vector.
13001 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13002 based on flag warn_disallowed_functions.
13004 2008-07-09 Christian Bruel <christian.bruel@st.com>
13006 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13007 instead of get_attr_length.
13009 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13011 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13013 * genemit.c (gen_insn): Likewise.
13014 * gengtype.c (note_def_vec): Likewise.
13015 * gengtype.h (note_def_vec): Likewise.
13016 * genoutput.c (struct data, output_insn_data, process_template,
13017 gen_expand, gen_split, note_constraint): Likewise.
13018 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13019 make_insn_sequence): Likewise.
13020 * gensupport.c (record_insn_name): Likewise.
13022 2008-07-08 Doug Kwan <dougkwan@google.com>
13024 * config/arm/arm.opt (mandroid): New option.
13025 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13026 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13028 (CC1PLUS_SPEC): Same.
13030 (STARTFILE_SPEC): Same.
13031 (ENDFILE_SPEC): Same.
13032 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13035 2008-07-08 Raksit Ashok <raksit@google.com>
13037 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13038 (set_storage_via_setmem): Fix expected_align parameter.
13039 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13040 missing from the list.
13041 * doc/md.texi (movmem): Explicitly state that expected alignment is
13042 to be expressed in bytes.
13043 (setmem): Explicitly state that expected alignment is to be expressed
13046 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13048 * reload.c (find_reloads_subreg_address): Do not require validity
13049 of address in original mode before reloading address.
13051 2008-07-07 Tianwei Sheng <tianweis@google.com>
13053 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13054 bounds array access.
13056 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13058 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13060 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13062 Fix PR tree-optimization/23455
13063 Fix PR tree-optimization/35286
13064 Fix PR tree-optimization/35287
13065 * Makefile.in (OBJS-common): Remove tree-vn.o.
13066 (tree-vn.o): Remove.
13067 * dbgcnt.def: Add treepre_insert debug counter.
13068 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13069 (debug_value_expressions): Ditto.
13070 (print_value_expressions): Ditto.
13071 * tree-pretty-print.c (dump_generic_node): Updated for
13072 VALUE_HANDLE removal.
13073 * tree-ssa-dom.c (record_equality): Ditto.
13074 (cprop_operand): Ditto.
13075 (lookup_avail_expr): Ditto.
13076 * tree-ssa-threadedge.c
13077 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13078 (simplify_control_stmt_condition): Ditto.
13079 * tree.c (tree_code_size): Ditto.
13080 (tree_node_structure): Ditto.
13081 (iterative_hash_expr): Ditto.
13083 * tree.h (VALUE_HANDLE_ID): Ditto.
13084 (VALUE_HANDLE_EXPR_SET): Ditto.
13085 (struct tree_value_handle): Ditto.
13086 (union tree_node): Ditto.
13087 * treestruct.def: Ditto.
13088 * tree-vn.c: Removed.
13089 * tree-ssa-pre.c: Rewritten entirely.
13090 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13091 (constant_value_ids): Ditto.
13092 (vn_nary_op_t): Moved to header.
13094 (vn_reference_op_t): Ditto
13095 (vn_reference_t): Ditto.
13096 (next_value_id): New variable.
13097 (VN_INFO): Add an assert.
13098 (vn_constant_eq): New function.
13099 (vn_constant_hash): Ditto.
13100 (get_or_alloc_constant_value_id): Ditto.
13101 (value_id_constant_p): Ditto.
13102 (vn_reference_compute_hash): De-staticify.
13103 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13104 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13105 (valueize_refs): Update opcode if it changes from ssa name to constant.
13106 (vn_reference_lookup_1): Add new argument.
13107 (vn_reference_lookup): Ditto.
13108 (vn_reference_lookup_pieces): New function.
13109 (vn_reference_insert): Add return type. Modify to deal with value ids.
13110 (vn_reference_insert_pieces): New function.
13111 (vn_nary_op_compute_hash): De-staticify.
13112 (vn_nary_op_eq): Ditto.
13113 (vn_nary_op_lookup_pieces): New function.
13114 (vn_nary_op_lookup): Add new argument.
13115 (vn_nary_op_insert_pieces): New function.
13116 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13117 (vn_phi_insert): Ditto.
13118 (visit_unary_op): Update for callee changes.
13119 (visit_binary_op): Ditto.
13120 (visit_reference_op_load): Ditto.
13121 (visit_reference_op_store): Ditto.
13122 (init_scc_vn): Init next_value_id, constant_to_value_id and
13123 constant_value_ids.
13124 (free_scc_vn): Free them.
13125 (set_hashtable_value_ids): New function.
13126 (run_scc_vn): Use it.
13127 (get_max_value_id): New function.
13128 (get_next_value_id): Ditto.
13129 (expressions_equal_p): Moved from tree-vn.c
13130 (sort_vuses): Ditto.
13131 (sort_vuses_heap): Ditto.
13132 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13134 * tree.c (iterative_hash_hashval_t): Made non-static
13135 * tree.h (iterative_hash_hashval_t): Declare it.
13137 2008-07-08 Martin Jambor <mjambor@suse.cz>
13139 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13140 instead of ipa_create_node_params.
13141 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13142 ipa_check_create_edge_args, free them with
13143 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13145 * ipa-prop.c: Include flags.h and tree-inline.h.
13146 (ipa_node_params_vector): New variable.
13147 (ipa_edge_args_vector): New variable.
13148 (edge_removal_hook_holder): New variable.
13149 (node_removal_hook_holder): New variable.
13150 (edge_duplication_hook_holder): New variable.
13151 (node_duplication_hook_holder): New variable.
13152 (ipa_detect_param_modifications): Check for presence of modified flags.
13153 (ipa_compute_jump_functions): Check for presence of jump functions.
13154 (ipa_free_edge_args_substructures): New function.
13155 (ipa_create_node_params): Removed.
13156 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13157 (ipa_free_node_params_substructures): New function.
13158 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13160 (ipa_edge_removal_hook): New function.
13161 (ipa_node_removal_hook): New function.
13162 (duplicate_array): New function.
13163 (ipa_edge_duplication_hook): New function.
13164 (ipa_node_duplication_hook): New function.
13165 (ipa_register_cgraph_hooks): New function.
13166 (ipa_unregister_cgraph_hooks): New function.
13167 (free_all_ipa_structures_after_ipa_cp): New function.
13169 * ipa-prop.h: Include vec.h.
13170 (ipa_node_params_t): New typedef with vector types for it.
13171 (ipa_edge_args_t): New typedef with vector types for it.
13172 (IPA_NODE_REF): Changed to access an on-the-side vector.
13173 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13174 (ipa_check_create_node_params): New function.
13175 (ipa_check_create_edge_args): New function.
13177 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13180 2008-07-07 Tom Tromey <tromey@redhat.com>
13182 * configure, config.in: Rebuilt.
13183 * configure.ac: Don't check for scandir or alphasort.
13185 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13187 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13188 types immediately after creating them.
13190 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13192 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13194 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13196 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13197 dump_constraint_graph.
13198 (dump_constraint_edge): New function.
13199 (dump_constraint_graph): New function.
13200 (debug_constraint_graph): New function.
13201 (dump_constraint): Removed useless comparison.
13202 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13203 (dump_constraint_graph): Declare.
13204 (debug_constraint_graph): Declare.
13205 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13207 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13209 * config/i386/i386.c (is_va_list_char_pointer): New.
13210 (ix86_va_start): Replace compare with ms_va_list_type_node
13211 by is_va_list_char_pointer.
13212 (ix86_gimplify_va_arg): Likewise.
13214 2008-07-07 Martin Jambor <mjambor@suse.cz>
13216 * cgraph.c (cgraph_edge_max_uid): New variable.
13217 (struct cgraph_edge_hook_list): New type.
13218 (struct cgraph_node_hook_list): New type.
13219 (struct cgraph_2edge_hook_list): New type.
13220 (struct cgraph_2node_hook_list): New type.
13221 (first_cgraph_edge_removal_hook): New variable.
13222 (first_cgraph_node_removal_hook): New variable.
13223 (first_cgraph_edge_duplicated_hook): New variable.
13224 (first_cgraph_node_duplicated_hook): New variable.
13225 (cgraph_add_edge_removal_hook): New function.
13226 (cgraph_remove_edge_removal_hook): New function.
13227 (cgraph_call_edge_removal_hooks): New function.
13228 (cgraph_add_node_removal_hook): New function.
13229 (cgraph_remove_node_removal_hook): New function.
13230 (cgraph_call_node_removal_hooks): New function.
13231 (cgraph_add_edge_duplication_hook): New function.
13232 (cgraph_remove_edge_duplication_hook): New function.
13233 (cgraph_call_edge_duplication_hooks): New function.
13234 (cgraph_add_node_duplication_hook): New function.
13235 (cgraph_remove_node_duplication_hook): New function.
13236 (cgraph_call_node_duplication_hooks): New function.
13237 (cgraph_create_edge): Assign to edge uid.
13238 (cgraph_remove_edge): Call edge removal hooks.
13239 (cgraph_node_remove_callees): Call edge removal hooks.
13240 (cgraph_node_remove_callers): Call edge removal hooks.
13241 (cgraph_remove_node): Call node removal hooks.
13242 (cgraph_clone_edge): Call edge duplication hooks.
13243 (cgraph_clone_node): Call node duplication hooks.
13245 * cgraph.h (cgraph_edge): New field uid.
13246 (cgraph_edge_hook): New type.
13247 (cgraph_node_hook): New type.
13248 (cgraph_2edge_hook): New type.
13249 (cgraph_2node_hook): New type.
13251 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13253 * config.in: Regenerate.
13255 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13257 * gcc.c (print_sysroot): New.
13258 (option_map, display_help, process_command): Handle the
13259 -print-sysroot option.
13260 (main): Print the sysroot if requested.
13261 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13263 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13266 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13268 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13270 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13271 (assign_parm_setup_block_p): Also check mode of entry_parm.
13273 2008-07-07 Richard Guenther <rguenther@suse.de>
13275 * tree-ssa-structalias.h (set_used_smts): Remove.
13276 * tree-ssa-structalias.c (used_smts): Likewise.
13277 (set_used_smts): Likewise.
13278 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13279 call to set_used_smts.
13281 2008-07-07 Richard Guenther <rguenther@suse.de>
13283 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13284 (new_var_info): Set it to false.
13285 (solution_set_add): Correctly handle pointers outside a var and
13287 (type_safe): Treat variables with is_full_var properly.
13288 (do_sd_constraint): Likewise.
13289 (do_ds_constraint): Likewise.
13290 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13291 (get_constraint_for_ptr_offset): New function.
13292 (get_constraint_for_component_ref): For addresses at least include
13293 the last field of the variable. Handle is_full_vars properly.
13294 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13295 (handle_ptr_arith): Remove.
13296 (find_func_aliases): Simplify assignment handling.
13297 (create_function_info_for): For parameter and result varinfos set
13299 (create_variable_info_for): Set is_full_var flag whenever we
13300 just created a single varinfo for a decl.
13301 (init_alias_vars): Initialize use_field_sensitive from
13302 max-fields-for-field-sensitive parameter.
13304 2008-07-07 Richard Guenther <rguenther@suse.de>
13306 PR tree-optimization/36713
13307 * tree-flow-inline.h (is_call_used): New function.
13308 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13309 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13310 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13312 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13314 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13316 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13318 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13320 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13321 Nathan Sidwell <nathan@codesourcery.com>
13323 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13324 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13326 * config/m68k/t-linux: New.
13327 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13330 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13332 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13333 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13336 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13338 * gcc.c (execute): Fix -Wc++-compat warning.
13340 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13343 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13344 constant for little endian.
13346 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13348 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13349 mips_base_mips16 instead of TARGET_MIPS16.
13350 (mips_base_mips16): Declare.
13351 * config/mips/mips.c (mips_base_mips16): Make global.
13352 (was_mips16_p): Remove GTY marker.
13353 (was_mips16_pch_p): New variable.
13354 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13355 (mips_override_options): Force to non-MIPS16 mode initially.
13356 Do not complain about MIPS16 PIC incompatibilities here.
13357 Only allow -mgpopt if -mexplicit-relocs is in force for
13360 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13362 * configure.ac: Check for caddr_t, define to char * if not defined.
13363 * configure: Regenerate.
13364 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13365 (mmap_gt_pch_use_address): Likewise.
13366 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13368 2008-07-06 Richard Guenther <rguenther@suse.de>
13370 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13371 (new_var_info): Deal with it.
13372 (solution_set_add): Likewise.
13373 (bitpos_of_field): Make signed, fix.
13374 (struct fieldoff): Remove type and decl fields. Make size field
13375 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13377 (fieldoff_compare): Deal with it.
13378 (push_fields_onto_fieldstack): Remove has_union argument, glob
13379 adjacent non-pointer fields together.
13380 (create_function_info_for): Do not set has_union.
13381 (create_variable_info_for): Simplify.
13383 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13385 * config.gcc (extra_headers): Add cross-stdarg.h for target
13386 x86_64-*-* and i?86-*-*.
13387 * config/i386/cross-stdarg.h: New.
13388 * builtins.c (std_fn_abi_va_list): New.
13389 (std_canonical_va_list_type): New.
13390 (stabilize_va_list): Replace va_list_type_node use by
13391 mtarget.canonical_va_list_type.
13392 (gimplify_va_arg_expr): Likewise.
13393 (expand_builtin_va_copy): Replace va_list_type_node use by
13394 mtarget.fn_abi_va_list.
13395 * tree-sra.c (is_va_list_type): New helper.
13396 (decl_can_be_decomposed_p): Replace
13397 va_list_type_node use by is_va_list_type.
13398 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13399 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13400 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13401 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13402 (ix86_enum_va_list): New.
13403 * config/i386/i386.c (sysv_va_list_type_node): New.
13404 (ms_va_list_type_node): New.
13405 (ix86_function_type_abi): Remove sorry.
13406 (ix86_build_builtin_va_list_abi): New.
13407 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13408 for 64-bit targets.
13409 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13410 (ix86_init_builtins_va_builtins_abi): New.
13411 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13412 for 64-bit targets.
13413 (ix86_handle_abi_attribute): New.
13414 (attribute_spec): Add sysv_abi and ms_abi.
13415 (ix86_fn_abi_va_list): New.
13416 (ix86_canonical_va_list_type): New.
13417 (ix86_enum_va_list): New.
13418 (TARGET_FN_ABI_VA_LIST): New.
13419 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13420 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13421 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13422 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13423 (TARGET_ENUM_VA_LIST): New.
13424 * expr.h (std_fn_abi_va_list): New.
13425 (std_canonical_va_list_type): New.
13426 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13427 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13428 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13429 TARGET_CANONICAL_VA_LIST_TYPE.
13430 * target.h (struct gcc_target): Add fn_abi_va_list hook
13431 and canonical_va_list_type hook.
13433 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13435 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13436 integral and pointer types.
13438 2008-07-04 Roger Sayle <roger@eyesopen.com>
13440 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13441 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13443 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13446 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13448 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13450 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13451 build_gimple_modify_stmt.
13452 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13453 gimple operand. Use fold_build* instead of build*.
13455 2008-07-04 Richard Guenther <rguenther@suse.de>
13457 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13458 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13459 properly to compute the reachability set if we do field-sensitive PTA.
13460 * invoke.texi (max-fields-for-field-sensitive): Document default.
13461 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13462 100 for optimize >= 2.
13464 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13466 * ggc-zone.c (lookup_page_table_if_allocated,
13467 set_page_table_entry, zone_find_object_size, alloc_small_page,
13468 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13469 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13470 -Wc++-compat and/or -Wcast-qual warnings.
13472 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13475 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13476 pic_offset_table_rtx to be marked as used here.
13477 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13478 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13479 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13480 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13481 !TARGET_SECURE_PLT.
13483 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13485 * alloc-pool.c (hash_descriptor, eq_descriptor,
13486 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13487 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13489 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13490 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13491 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13492 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13495 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13497 * tree-flow.h (loop_only_exit_p): Declare.
13498 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13499 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13500 the number of iterations if it is constant. Otherwise, if this is the
13501 only possible exit of the loop, use the conservative estimate on the
13502 number of iterations of the entire loop if available.
13504 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13506 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13507 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13508 Add synchronization functions.
13509 * config/sync.c: New file.
13510 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13511 (LIBGCC_SYNC_CFLAGS): Likewise.
13513 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13516 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13517 (*pushtf_sse): New insn pattern.
13518 (pushtf splitters): New splitters.
13520 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13522 PR middle-end/35736
13523 * predict.c (build_predict_expr): Use void_type_node for the tree
13524 type, instead of NULL_TREE.
13526 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13528 * config/i386/i386.c (contains_aligned_value_p): Return true
13530 (ix86_data_alignment): Align TCmode to 128bits.
13531 (ix86_local_alignment): Likewise.
13533 2008-07-03 Andrew Haley <aph@redhat.com>
13536 * vec.h (VEC_TA): New.
13537 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13538 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13539 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13540 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13541 (C_COMMON_FIXED_TYPES): Remove first arg.
13542 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13543 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13544 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13545 not to use empty macro arguments.
13547 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13549 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13550 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13551 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13552 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13553 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13554 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13555 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13556 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13557 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13558 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13559 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13560 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13561 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13562 config/rs6000/e500crtres64gpr.asm,
13563 config/rs6000/e500crtres64gprctr.asm,
13564 config/rs6000/e500crtrest32gpr.asm,
13565 config/rs6000/e500crtrest64gpr.asm,
13566 config/rs6000/e500crtresx32gpr.asm,
13567 config/rs6000/e500crtresx64gpr.asm,
13568 config/rs6000/e500crtsav32gpr.asm,
13569 config/rs6000/e500crtsav64gpr.asm,
13570 config/rs6000/e500crtsav64gprctr.asm,
13571 config/rs6000/e500crtsavg32gpr.asm,
13572 config/rs6000/e500crtsavg64gpr.asm,
13573 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13574 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13575 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13576 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13577 config/sparc/sol2-cn.asm: Remove .file directives.
13579 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13581 * resource.c (mark_referenced_resources): Look inside
13582 UNSPEC_VOLATILEs and ASM_INPUTs.
13584 2008-07-02 Ian Lance Taylor <iant@google.com>
13586 * rtlanal.c (add_reg_note): New function.
13587 * rtl.h (add_reg_note): Declare.
13588 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13589 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13590 * builtins.c (expand_builtin_longjmp): Likewise.
13591 (expand_builtin_nonlocal_goto): Likewise.
13592 * calls.c (emit_call_1, expand_call): Likewise.
13593 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13594 * cfglayout.c (fixup_reorder_chain): Likewise.
13595 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13596 (commit_one_edge_insertion): Likewise.
13597 * combine.c (move_deaths, distribute_notes): Likewise.
13598 * df-problems.c (df_set_note): Likewise.
13599 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13600 (set_unique_reg_note): Likewise.
13601 (emit_copy_of_insn_after): Likewise.
13602 * expr.c (expand_expr_real): Likewise.
13603 * gcse.c (add_label_notes): Likewise.
13604 * haifa-sched.c (create_check_block_twin): Likewise.
13605 * jump.c (mark_jump_label_1): Likewise.
13606 * loop-doloop.c (add_test, doloop_modify): Likewise.
13607 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13608 * lower-subreg.c (move_eh_region_note): Likewise.
13609 * optabs.c (emit_libcall_block): Likewise.
13610 * predict.c (predict_insn): Likewise.
13611 (combine_predictions_for_insn): Likewise.
13612 * recog.c (peephole2_optimize): Likewise.
13613 * regmove.c (try_auto_increment): Likewise.
13614 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13615 * reload.c (find_reloads): Likewise.
13616 * reload1.c (fixup_eh_region_note): Likewise.
13617 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13618 * reorg.c (delete_prior_computation): Likewise.
13619 (delete_computation, dbr_schedule): Likewise.
13620 * config/pa/pa.c (legitimize_pic_address): Likewise.
13621 * config/sh/sh.c (sh_reorg): Likewise.
13623 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13626 * config/libgcc-glibc.ver: Add %exclude.
13627 * config/m32r/libgcc-glibc.ver: Likwise.
13628 * config/s390/libgcc-glibc.ver: Likwise.
13629 * config/sh/libgcc-glibc.ver: Likwise.
13630 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13632 * config/i386/libgcc-glibc.ver: New.
13634 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13636 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13638 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13639 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13640 i[34567]86-*-linux*, x86_64-*-linux*. Add
13641 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13642 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13643 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13644 i[34567]86-*-linux*, x86_64-*-linux*.
13646 * libgcc-std.ver: Add empty GCC_4.4.0.
13648 * mkmap-symver.awk: Support multiple versions per symbol.
13650 * config/i386/i386.c (ix86_init_builtins): Always define
13651 __builtin_fabsq and __builtin_copysignq with fallbacks.
13652 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13653 and __builtin_copysignq if SSE2 isn't available.
13655 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13656 (LIBGCC2_TF_CEXT): Likwise.
13657 (TF_SIZE): Likwise.
13659 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13661 * config/i386/sfp-machine.h: Moved to libgcc.
13663 * config/i386/sfp-machine.h: New.
13664 * config/i386/t-linux: Likwise.
13666 * config/i386/t-darwin: Remove softfp_wrap_start and
13668 * config/i386/t-darwin64: Likewise.
13670 * config/i386/t-fprules-softfp64: Renamed to ...
13671 * config/i386/t-fprules-softfp: This.
13673 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13674 and softfp_wrap_end.
13676 2008-07-02 Jason Merrill <jason@redhat.com>
13678 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13680 * tree.c (ctor_to_list): New fn.
13681 * tree.h: Declare it.
13682 (CONSTRUCTOR_ELT): New macro.
13683 (CONSTRUCTOR_NELTS): New macro.
13685 2008-07-02 Richard Guenther <rguenther@suse.de>
13687 * tree-ssa-structalias.c (struct variable_info): Reorder
13688 to fill padding on 64bit hosts. Make collapsed_to an int.
13689 (get_varinfo_fc): Deal with that.
13690 (new_var_info): Likewise.
13691 (collapse_rest_of_var): Likewise.
13693 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13695 * doc/install.texi (--enable-java-home): Document.
13696 (--enable-aot-compile-rpm): Likewise.
13697 (--with-arch-directory): Likewise.
13698 (--with-os-directory): Likewise.
13699 (--with-origin-name): Likewise.
13700 (--with-arch-suffix): Likewise.
13701 (--with-jvm-root-dir): Likewise.
13702 (--with-jvm-jar-dir): Likewise.
13703 (--with-python-dir): Likewise.
13705 2008-07-02 Richard Guenther <rguenther@suse.de>
13707 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13708 from decls explicitly. Merge operand checking from tuples.
13710 2008-07-02 Martin Jambor <mjambor@suse.cz>
13712 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13714 2008-07-02 Martin Jambor <mjambor@suse.cz>
13716 * tree-switch-conversion.c: Included timevar.h
13717 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13719 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13721 2008-07-02 Martin Jambor <mjambor@suse.cz>
13723 * tree-switch-conversion.c: Corrected various comments and
13725 (build_constructors): Fixed minor formatting mistakes.
13727 * invoke.texi (Optimize Options): Corrected the
13728 switch-conversion-max-branch-ratio parameter.
13730 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13732 * final.c (asm_insn_count): Return zero for an empty asm body.
13734 2008-07-02 Richard Guenther <rguenther@suse.de>
13736 * bitmap.h (bitmap_set_bit): Return bool.
13737 (bitmap_clear_bit): Likewise.
13738 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13739 write to the bitmap if it would.
13740 (bitmap_clear_bit): Likewise.
13741 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13742 bitmap_set_bit return value.
13743 (add_pred_graph_edge): Likewise.
13744 (add_graph_edge): Likewise.
13745 (do_sd_constraint): Likewise.
13746 (do_ds_constraint): Likewise.
13748 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13750 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13751 Fix -Wc++-compat and/or -Wcast-qual warnings.
13752 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13753 gen_regparm_prefix): Likewise.
13754 * vmsdbgout.c (write_modbeg, lookup_filename,
13755 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13757 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13759 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13760 defaults.h definition apply.
13762 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13764 * function.c (assign_parm_remove_parallels): New.
13765 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13767 (assign_parm_setup_block): Do not handle them.
13768 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13769 assign_parm_remove_parallels.
13771 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13773 * c-typeck.c (convert_for_assignment): Use
13774 vector_targets_convertible_p.
13775 * c-common.c (vector_targets_convertible_p): New.
13776 * c-common.h (vector_targets_convertible_p): New prototype.
13777 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13778 opaque_p_V2SI_type_node.
13780 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13782 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13785 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13787 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13788 TFmode constants via two element DImode vector for hosts with
13789 HOST_BITS_PER_WIDE_INT < 64.
13790 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13791 also for HOST_BITS_PER_WIDE_INT < 64.
13793 2008-07-01 Richard Guenther <rguenther@suse.de>
13795 PR tree-optimization/36666
13796 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13797 (get_constraint_exp_from_ssa_var): Split into ...
13798 (get_constraint_exp_for_temp): ... this ...
13799 (get_constraint_for_ssa_var): ... and that.
13800 Return constraint expressions for all touched sub-fields
13801 if the results address is not taken.
13802 (process_constraint): Remove assertion that aggregate
13803 assignments do not happen at this place.
13804 (get_constraint_for_component_ref): Add address_p argument.
13805 Return constraint expressions for all touched sub-fields
13806 if the results address is not taken.
13807 (do_deref): Use get_constraint_exp_for_temp.
13808 (get_constraint_for_1): Rename from ...
13809 (get_constraint_for): ... this. Add the old function as wrapper.
13810 (do_structure_copy): Use get_constraint_for_1.
13812 2008-07-01 Martin Jambor <mjambor@suse.cz>
13814 * Makefile.in (tree-switch-conversion.o): Add.
13815 (OBJS-common): Add tree-swtch-conversion.o.
13816 * passes.c (init_optimization_passes): Add pass_convert_switch.
13817 * tree-pass.h: (pass_convert_switch): Add.
13818 * tree-switch-conversion.c: New file.
13819 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13820 * common.opt (ftree-cswtch): New option.
13821 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13822 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13823 * opts.c (decode_options): Set flag_tree_switch_conversion when
13824 optimization level is >= 2.
13825 * doc/invoke.texi (Optimize Options): Added description of
13826 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13828 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13830 * config/darwin-driver.c (darwin_default_min_version): Fix
13831 -Wc++-compat warnings.
13833 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13835 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13838 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13840 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13842 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13844 PR rtl-optimization/34744
13845 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13846 (df_scan_free_internal): Free data structures not
13847 allocated in storage pools.
13848 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13849 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13850 df_scan_free_mws_vec.
13851 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13854 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13856 * config/i386/i386.c (contains_aligned_value_p): Return true
13858 (ix86_function_arg_boundary): Return its natural boundary
13860 (return_in_memory_32): Don't check TDmode.
13861 (ix86_split_to_parts): Support splitting into 4 parts and
13862 support TFmode for 32bit target.
13863 (ix86_split_long_move): Support splitting into 4 parts.
13864 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13866 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13867 (ix86_init_builtins): Here.
13868 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13869 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13870 'q' and 'w', respectively.
13872 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13874 (movtf_internal): Likewise.
13875 (<code>tf2): Likewise.
13876 (*absnegtf2_sse): Likewise.
13877 (copysign<mode>3): Likewise.
13878 (copysign<mode>3_const): Likewise.
13879 (copysign<mode>3_var): Likewise.
13880 (define_split UNSPEC_COPYSIGN): Likewise.
13881 * config/i386/sse.md (*nandtf3): Likewise.
13882 (<code>tf3): Likewise.
13883 (*<code>tf3): Likewise.
13885 2008-06-30 Joey Ye <joey.ye@intel.com>
13886 H.J. Lu <hongjiu.lu@intel.com>
13888 * global.c (compute_regsets): Set frame_pointer_needed here.
13889 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13891 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13893 * doc/install.texi (specific): Expand Windows build notes.
13895 2008-06-30 Ira Rosen <irar@il.ibm.com>
13897 PR tree-optimization/36648
13898 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13899 number of prolog iterations by step. Fix the comment.
13901 2008-06-30 Richard Guenther <rguenther@suse.de>
13903 PR middle-end/36671
13904 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13905 handle calls from ECF_MALLOC functions.
13906 (handle_pure_call): ECF_MALLOC functions do not return
13908 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13910 2008-06-29 Andreas Schwab <schwab@suse.de>
13912 * config/m68k/m68k.c (print_operand): Always print a float
13914 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13915 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13918 * config/rs6000/x-linux64: Remove never used file.
13920 2008-06-29 Richard Guenther <rguenther@suse.de>
13922 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13924 (struct alias_info): Move ...
13925 * tree-ssa-alias.c: ... here.
13926 (update_alias_info): Declare.
13927 (compute_may_aliases): Call it.
13928 (update_alias_info): New function.
13929 * tree-ssa-structalias.c (update_alias_info): Move ...
13930 * tree-ssa-alias.c (update_alias_info_1): ... here.
13931 * tree-ssa-structalias.c (process_constraint_1): Remove
13932 unused from_call argument. Rename to ...
13933 (process_constraint): ... this. Delete old wrapper.
13934 (make_constraint_to): Adjust callers.
13935 (handle_const_call): Likewise.
13936 (handle_pure_call): Likewise.
13937 (init_base_vars): Likewise.
13938 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13939 (find_func_aliases): We don't need structure copies for
13941 (make_constraint_from_anything): Remove.
13942 (create_variable_info_for): For globals make constraints
13943 from escaped, not from anything.
13944 (compute_points_to_sets): Do not call update_alias_info.
13945 (ipa_pta_execute): Use make_constraint_from.
13947 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13949 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13950 (bitmap.o-warn, dominance.o-warn): New.
13951 * configure.ac (cxx_compat_warn): Delete.
13952 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13953 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13955 * configure: Regenerate.
13957 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13960 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13962 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13963 * df-scan.c (df_notes_rescan): Likewise.
13964 * ggc-page.c (set_page_table_entry): Likewise.
13965 * intl.c (gcc_gettext_width): Likewise.
13966 * varasm.c (get_unnamed_section, get_noswitch_section,
13967 get_section): Likewise.
13969 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13971 * regrename.c (build_def_use): Don't copy RTX.
13973 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13975 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13976 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13977 punctuation. Use @ref instead of @xref.
13978 (Function Names): Remove stray @display/@end display.
13979 (C++ Attributes): Use @ref instead of @xref.
13980 (Deprecated Features): Fix punctuation around @xref.
13981 (Backwards Compatibility): Likewise.
13982 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13984 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13986 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13987 constants for E500 double.
13989 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13991 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13992 element type of const_vector.
13994 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13996 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13997 Remove FLAGS_REG clobber from expander pattern.
13998 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13999 (anddi3, andsi3, andhi3, andqi3): Ditto.
14000 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14001 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14002 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14003 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14004 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14005 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14006 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14007 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14009 2008-06-28 Richard Guenther <rguenther@suse.de>
14011 * tree-ssa-structalias.c (callused_id, var_callused,
14012 callused_tree): Add.
14013 (handle_pure_call): New function.
14014 (find_func_aliases): Call it.
14015 (find_what_p_points_to): Handle the call-used set.
14016 (clobber_what_escaped): Likewise.
14017 (compute_call_used_vars): New function.
14018 (init_base_vars): Init the call-used variable.
14019 (do_sd_constraint): Do not propagate the solution from CALLUSED
14020 but use CALLUSED as a placeholder.
14021 (solve_graph): Likewise.
14022 * tree-flow-inline.h (gimple_call_used_vars): New function.
14023 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14024 (compute_call_used_vars): Declare.
14025 * tree-ssa-alias.c (set_initial_properties): Call
14026 compute_call_used_vars.
14027 (reset_alias_info): Clear call-used variables.
14028 (add_call_clobber_ops): Assert we are not called for const/pure
14029 functions. Remove handling of them.
14030 (add_call_read_ops): Handle pure functions by adding the
14031 call-used set of variables as VUSEs.
14032 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14033 (delete_tree_ssa): Free it.
14034 * tree-dfa.c (remove_referenced_var): Clear the var from the
14037 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14039 * tree.c (build_varargs_function_type_list): New.
14040 (build_function_type_list_1): New.
14041 (build_function_type_list): Use build_function_type_list_1.
14042 * tree.h (build_varargs_function_type_list): New.
14044 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14047 * config/spu/spu.c (spu_builtin_splats): Do not generate
14048 invalid CONST_VECTOR expressions.
14049 (spu_expand_vector_init): Likewise.
14051 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14053 * optabs.c (libfunc_decls): New variable.
14054 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14055 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14056 for the same function twice.
14058 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14060 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14061 ix86_expand_binary_operator directly.
14062 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14064 (*ashrti3_1): Ditto.
14065 (*lshrti3_1): Ditto.
14066 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14067 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14068 using only one splitter. Conditionaly execute splitter before or
14069 after peephole2 pass.
14070 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14071 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14072 Use only one alternative in asm template.
14073 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14075 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14076 "J" operand constraint for operand 2.
14077 (*ashldi3_cconly_rex64): Ditto.
14078 (*ashrdi3_cmp_rex64): Ditto.
14079 (*ashrdi3_cconly_rex64): Ditto.
14080 (*lshrdi3_cmp_rex64): Ditto.
14081 (*lshrdi3_cconly_rex64): Ditto.
14082 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14083 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14084 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14087 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14089 * gimplify.c (omp_is_private): Don't return true if decl is not
14090 already private on #pragma omp for or #pragma omp parallel for.
14093 * tree-cfg.c (struct move_stmt_d): Replace block field with
14094 orig_block and new_block fields.
14095 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14096 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14097 (move_block_to_fn): Replace vars_map and new_label_map arguments
14098 with struct move_stmt_d pointer.
14099 (replace_block_vars_by_duplicates): New function.
14100 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14101 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14102 all subblocks of ORIG_BLOCK to the new function. Call
14103 replace_block_vars_by_duplicates.
14104 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14105 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14106 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14107 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14108 (expand_omp): Temporarily set input_location to the location of
14109 region's controlling stmt.
14110 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14111 BIND_EXPR, push ctx->block_vars and gimplification vars into
14112 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14113 into dest function.
14114 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14115 there are any BLOCK_VARS.
14116 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14117 OMP_PARALLEL or OMP_TASK stmt.
14118 (lower_omp): Save and restore input_location around the lower_omp_1
14121 2008-06-27 Richard Guenther <rguenther@suse.de>
14123 PR tree-optimization/36400
14124 PR tree-optimization/36373
14125 PR tree-optimization/36344
14126 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14127 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14128 (update_alias_info): Remove call clobbering code.
14129 (make_constraint_to): New helper function.
14130 (make_escape_constraint): Likewise.
14131 (handle_rhs_call): Use it on all pointer containing arguments.
14132 Also mark the static chain escaped.
14133 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14134 instead of ANYTHING.
14135 (make_constraint_from): New helper split out from ...
14136 (make_constraint_from_anything): ... here.
14137 (find_func_aliases): Add constraints for escape sites.
14138 (intra_create_variable_infos): Make constraints from NONLOCAL
14140 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14142 (clobber_what_p_points_to): Remove.
14143 (clobber_what_escaped): New function.
14144 (init_base_vars): Init NONLOCAL and ESCAPED.
14145 (do_sd_constraint): Do not propagate the solution from ESCAPED
14146 but use ESCAPED as a placeholder.
14147 (solve_graph): Likewise.
14148 * tree-flow.h (clobber_what_p_points_to): Remove.
14149 (clobber_what_escaped): Declare.
14150 * tree-ssa-alias.c (set_initial_properties): Call it.
14151 Remove code clobbering escaped pointers.
14153 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14155 * function.c (allocate_struct_function): Only allocate a unique
14156 funcdef_no if the decl is nonzero.
14158 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14160 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14161 * config/mips/mips.c (mips_split_const_insns): New function.
14162 * config/mips/mips.md (move_type): New attribute.
14163 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14164 (dword_mode): New attribute.
14165 (type): Avoid long line. Map "move_type"s to "type"s,
14166 choosing "multi" for doubleword moves if appropriate.
14167 Swap MTC/MFC comments to match their declaration order.
14168 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14169 "type" is "branch" or "jal" is "direct".
14170 (length): Handle "extended_mips16" first. Make the default
14171 "0" for "ghost" instructions. Set the length from "move_type".
14172 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14173 of "type", with "sll0" for the register alternative. Remove the
14174 "extended_mips16" attribute.
14175 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14176 of "type", with "shift_shift" for the register alternative.
14177 Remove the "length" attribute.
14178 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14179 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14180 of "type", with "andi" for the register alternative.
14181 (*zero_extendqihi2): Likewise.
14182 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14183 of "andi" instead of a "type" of "arith".
14184 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14186 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14187 (mov_<store>r, *mov<mode>_ra): Likewise.
14188 (extendsidi2): Use "move_type" instead of "type", with "move"
14189 for the register alternative.
14190 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14191 of "type", with "signext" for the register alternative.
14192 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14193 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14194 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14195 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14196 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14197 (unnamed branch insn): Likewise.
14198 (*movdi_gp32_fp64): Fold into...
14199 (*movdi_32bit): ...here.
14200 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14201 (*movdf_hardfloat): ...this new pattern.
14202 (*movdf_softfloat): Remove redundant FPR alternatives.
14203 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14204 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14205 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14206 the "move" attribute.
14207 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14208 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14209 and "store" for COP loads and stores.
14210 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14211 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14212 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14213 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14214 (*movtf_mips16, *movv2sf): Likewise.
14215 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14216 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14217 (mfhc1<mode>): Use "move_type" instead of "move".
14218 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14219 (loadgp_blockage): Remove the "length" attribute.
14220 (blockage, set_got_version, update_got_version): Likewise.
14221 (call_internal): Remove the "extended_mips16" attribute.
14222 (call_value_internal, call_value_multiple_internal): Likewise.
14223 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14225 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14226 the "length" attribute.
14228 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14230 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14231 -Wcast-qual warnings.
14232 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14233 handle_pragma_pop_macro): Likewise.
14234 * collect2.c (resolve_lib_name): Likewise.
14235 * config/arc/arc.c (arc_init): Likewise.
14236 * config/arm/arm.c (neon_builtin_compare,
14237 locate_neon_builtin_icode): Likewise.
14238 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14239 * config/bfin/bfin.c (bfin_init_machine_status,
14240 bfin_optimize_loop): Likewise.
14241 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14242 * config/cris/cris.c (cris_init_expanders): Likewise.
14243 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14244 * config/darwin.c (machopic_indirection_eq,
14245 machopic_indirection_name, machopic_output_indirection): Likewise.
14246 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14247 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14248 frv_optimize_membar): Likewise.
14249 * config/i386/cygwin.h (mingw_scan,
14250 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14251 * config/i386/cygwin1.c (mingw_scan): Likewise.
14252 * config/i386/i386.c (machopic_output_stub): Likewise.
14253 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14254 i386_pe_unique_section): Likewise.
14255 * config/ia64/ia64.c (ia64_init_machine_status,
14256 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14258 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14259 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14260 * config/m68k/m68k.c (m68k_handle_option,
14261 m68k_sched_md_init_global): Likewise.
14262 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14263 mcore_unique_section): Likewise.
14264 * config/mips/mips.c (mips_block_move_straight,
14265 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14267 * config/mmix/mmix.c (mmix_init_machine_status,
14268 mmix_encode_section_info): Likewise.
14269 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14270 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14271 print_operand_address, output_toc, redefine_groups,
14272 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14273 * config/s390/s390.c (s390_init_machine_status): Likewise.
14274 * config/score/score.c (score_block_move_straight,
14275 score_block_move_loop_body): Likewise.
14276 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14277 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14278 * emit-rtl.c (find_auto_inc): Likewise.
14279 * gcc.c (translate_options, process_command): Likewise.
14280 * reorg.c (dbr_schedule): Likewise.
14281 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14282 * xcoffout.c (xcoffout_declare_function): Likewise.
14284 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14286 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14287 ipa-pta working again.
14289 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14291 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14294 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14296 * config.gcc (powerpc*-*-*): Add new core e500mc.
14297 * config/rs6000/e500mc.md: New file.
14298 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14300 (rs6000_override_options): Add e500mc case to
14301 processor_target_table. Altivec and Spe options not allowed
14302 with e500mc. Add isel instruction to e500mc by
14303 default. Initialize rs6000_cost for e500mc.
14304 (rs6000_issue_rate): Set issue rate for e500mc.
14305 * config/rs6000/rs6000.h (processor_type): Add
14306 PROCESSOR_PPCE500MC.
14307 (ASM_CPU_SPEC): Add e500mc.
14308 Set TARGET_ISEL to rs6000_isel.
14309 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14310 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14311 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14313 * doc/invoke.texi: Add e500mc to list of cpus.
14315 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14318 * c-lex.c (lex_charconst): Initialize unsignedp.
14320 2008-06-27 Olivier Hainque <hainque@adacore.com>
14322 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14323 documented assumptions.
14325 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14327 * dwarf2out.c: Remove trailing white spaces. Break long line
14330 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14332 * libfuncs.h (LTI_synchronize): New libfunc_index.
14333 (synchronize_libfunc): Declare.
14334 * builtins.c (expand_builtin_synchronize): Consider using
14335 synchronize_libfunc before falling back on an asm blockage.
14336 * config/mips/mips.c: Include libfuncs.h
14337 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14339 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14341 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14342 parameter. Copy stack_reg to r11 where appropriate.
14343 (no_global_regs_above): Add gpr parameter.
14344 (rs6000_stack_info): Only add padding for SPE save area if we
14345 are saving SPE GPRs and CR.
14346 (saveres_routine_syms): New variable.
14347 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14349 (rs6000_savres_routine_sym): New function.
14350 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14352 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14353 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14354 Tweak FPR out-of-line saving.
14355 (rs6000_make_savres_rtx): New function.
14356 (rs6000_use_multiple_p): New function.
14357 (rs6000_savres_strategy): New function.
14358 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14359 out-of-line if appropriate.
14360 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14361 if we are optimizing for size.
14362 (GP_SAVE_INLINE): Define.
14363 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14364 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14365 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14366 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14367 (*save_fpregs_<mode>): Add use of r11.
14368 (*restore_gpregs_<mode>): New insn.
14369 (*return_and_restore_gpregs_<mode>): New insn.
14370 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14372 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14373 (*restore_gpregs_spe): New insn.
14374 (*return_and_restore_gpregs_spe): New insn.
14375 * config/rs6000/predicates.md (save_world_operation): Fix check.
14377 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14379 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14380 this point, so assert that.
14382 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14384 * cfganal.c: Include vec.h and vecprim.h.
14385 (compute_idf): Import from...
14386 * tree-into-ssa (compute_idf): ...here.
14387 * basic-block.h (compute_idf): Export.
14389 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14391 * c-decl.c (merge_decls): Use !current_function_decl to check for
14392 extern declaration of C99 inline function being at file scope.
14394 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14396 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14398 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14400 * alias.c (record_alias_subset, init_alias_analysis): Fix
14401 -Wc++-compat and/or -Wcast-qual warnings.
14402 * attribs.c (lookup_attribute_spec): Likewise.
14403 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14404 copy_bb, connect_traces,
14405 find_rarely_executed_basic_blocks_and_cr): Likewise.
14406 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14407 note_btr_set, migrate_btr_defs): Likewise.
14408 * builtins.c (result_vector, expand_builtin_memcpy,
14409 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14410 builtin_memset_read_str, expand_builtin_printf,
14411 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14413 * caller-save.c (mark_set_regs): Likewise.
14414 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14415 * cgraph.c (cgraph_edge): Likewise.
14416 * combine.c (likely_spilled_retval_1): Likewise.
14417 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14418 htab_counts_entry_del, get_coverage_counts): Likewise.
14419 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14420 new_cselib_val): Likewise.
14421 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14422 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14424 * df-core.c (df_compact_blocks): Likewise.
14425 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14426 * df-scan.c (df_grow_reg_info, df_ref_create,
14427 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14428 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14429 df_record_entry_block_defs, df_record_exit_block_uses,
14430 df_bb_verify): Likewise.
14431 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14432 DF_REF_EXTRACT_MODE_CONST): New.
14433 * dominance.c (get_immediate_dominator, get_dominated_by,
14434 nearest_common_dominator, root_of_dom_tree,
14435 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14436 -Wc++-compat and/or -Wcast-qual warnings.
14437 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14438 record_store, replace_read, check_mem_read_rtx, scan_insn,
14439 dse_step1, dse_record_singleton_alias_set): Likewise.
14440 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14442 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14444 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14445 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14446 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14447 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14448 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14449 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14450 file_name_acquire, output_file_names, add_const_value_attribute,
14451 premark_used_types_helper, file_table_eq, file_table_hash,
14452 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14453 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14454 -Wcast-qual warnings.
14455 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14456 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14457 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14458 gen_reg_rtx, start_sequence, init_emit): Likewise.
14459 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14460 * except.c (init_eh_for_function, gen_eh_region,
14461 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14462 arh_to_landing_pad, arh_to_label, add_action_record,
14463 add_call_site, switch_to_exception_section): Likewise.
14464 * expmed.c (synth_mult): Likewise.
14465 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14466 store_expr): Likewise.
14467 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14469 * function.c (assign_stack_temp_for_type,
14470 allocate_struct_function, match_asm_constraints_1): Likewise.
14471 * gcov-io.c (gcov_allocate): Likewise.
14472 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14473 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14474 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14475 record_one_set, insert_expr_in_table, insert_set_in_table,
14476 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14477 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14478 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14479 -Wcast-qual warnings.
14481 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14483 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14484 -Wcast-qual warnings.
14485 * gcc.c (process_command): Likewise.
14486 * genattrtab.c (oballoc): Use XOBNEW.
14487 (oballocvec): Define.
14488 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14489 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14490 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14491 -Wc++-compat and/or -Wcast-qual warnings.
14492 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14493 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14494 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14495 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14496 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14497 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14498 add_excls, process_presence_absence_names,
14499 process_presence_absence_patterns, add_presence_absence,
14500 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14501 get_free_state, add_arc, get_free_automata_list_el,
14502 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14503 transform_3, cache_presence, create_ainsns, create_automata,
14504 create_state_ainsn_table, dfa_insn_code_enlarge,
14505 output_trans_func, output_min_issue_delay_func,
14506 output_dead_lock_func, output_reset_func,
14507 output_get_cpu_unit_code_func, output_dfa_start_func,
14508 expand_automata): Likewise.
14509 * genextract.c (gen_insn): Likewise.
14510 * gengtype-lex.l: Likewise.
14511 * gengtype.c (read_input_list, adjust_field_type,
14512 process_gc_options): Likewise.
14513 * genoutput.c (note_constraint): Likewise.
14514 * genpreds.c (mangle, add_constraint): Likewise.
14515 * genrecog.c (process_define_predicate, new_decision,
14516 add_to_sequence): Likewise.
14517 * gensupport.c (record_insn_name): Likewise.
14519 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14521 * config/i386/driver-i386.c (detect_caches_amd,
14522 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14523 and/or -Wcast-qual warnings.
14524 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14525 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14526 gt_pch_save): Likewise.
14527 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14528 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14529 * global.c (compute_regsets): Likewise.
14530 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14531 finish_graph_dump_file): Likewise.
14532 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14533 unlink_bb_notes): Likewise.
14534 * integrate.c (get_hard_reg_initial_val): Likewise.
14535 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14536 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14537 * local-alloc.c (update_equiv_regs): Likewise.
14538 * loop-invariant.c (check_invariant_table_size,
14539 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14541 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14542 altered_reg_used, mark_altered): Likewise.
14543 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14544 insert_var_expansion_initialization,
14545 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14546 release_var_copies): Likewise.
14547 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14548 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14549 analyze_accesses_for_phi_node, check_var_notmodified_p,
14550 check_allocation_function, find_sites_in_func,
14551 record_all_accesses_in_func, transform_access_sites,
14552 transform_allocation_sites): Likewise.
14553 * omp-low.c (new_omp_region, create_omp_child_function_name,
14554 check_omp_nesting_restrictions, check_combined_parallel,
14555 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14556 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14557 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14558 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14560 * opts-common.c (prune_options): Likewise.
14561 * opts.c (add_input_filename, print_filtered_help,
14562 get_option_state): Likewise.
14563 * params.c (add_params): Likewise.
14564 * passes.c (set_pass_for_id, next_pass_1,
14565 do_per_function_toporder, pass_fini_dump_file): Likewise.
14566 * postreload.c (reload_cse_simplify_operands): Likewise.
14567 * predict.c (tree_predicted_by_p, tree_predict_edge,
14568 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14570 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14572 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14574 * recog.c (check_asm_operands, validate_change_1): Likewise.
14575 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14576 subst_asm_stack_regs): Likewise.
14577 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14578 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14579 * regmove.c (reg_is_remote_constant_p): Likewise.
14580 * regrename.c (regrename_optimize, scan_rtx_reg,
14581 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14583 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14584 regstat_compute_calls_crossed): Likewise.
14585 * reload1.c (init_reload, new_insn_chain,
14586 has_nonexceptional_receiver, reload, copy_reloads,
14587 calculate_needs_all_insns, init_elim_table): Likewise.
14588 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14589 * rtl.c (shallow_copy_rtx_stat): Likewise.
14590 * rtlanal.c (parms_set): Likewise.
14591 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14592 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14593 * sched-ebb.c (earliest_block_with_similiar_load,
14594 add_deps_for_risky_insns): Likewise.
14595 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14596 schedule_region): Likewise.
14597 * see.c (eq_descriptor_pre_extension,
14598 hash_descriptor_pre_extension, hash_del_pre_extension,
14599 eq_descriptor_properties, hash_descriptor_properties,
14600 hash_del_properties, see_seek_pre_extension_expr,
14601 see_initialize_data_structures, see_print_register_properties,
14602 see_print_pre_extension_expr, see_delete_merged_def_extension,
14603 see_delete_unmerged_def_extension, see_emit_use_extension,
14604 see_pre_delete_extension, see_map_extension, see_commit_changes,
14605 see_analyze_merged_def_local_prop,
14606 see_analyze_merged_def_local_prop,
14607 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14608 see_set_prop_merged_def, see_set_prop_unmerged_def,
14609 see_set_prop_unmerged_use, see_print_one_extension,
14610 see_merge_one_use_extension, see_merge_one_def_extension,
14611 see_store_reference_and_extension, see_update_uses_relevancy,
14612 see_update_defs_relevancy): Likewise.
14613 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14614 hash_statistics_free, curr_statistics_hash): Likewise.
14615 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14616 expand_asm_operands, expand_return, case_bit_test_cmp,
14617 expand_case): Likewise.
14618 * stor-layout.c (start_record_layout): Likewise.
14619 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14620 gt_pch_save_stringpool): Likewise.
14621 * tree-data-ref.c (hash_stmt_vertex_info,
14622 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14623 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14625 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14628 * config/i386/i386.md : Change constraints of HImode and QImode
14629 immediate operands from "i" to "n". Change SImode "ni" constraint to
14630 "i" and SImode "rmi" constraint to "g". Remove all constraints
14631 from const0_operand and const1_operand predicated operands.
14632 (i): Change QImode and HImode attribute from "i" to "n".
14633 (*subqi_2): Change HImode operands to QImode.
14636 2008-06-25 Olivier Hainque <hainque@adacore.com>
14638 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14641 2008-06-25 Richard Guenther <rguenther@suse.de>
14643 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14644 not overflow the result type.
14646 2008-06-25 Richard Guenther <rguenther@suse.de>
14648 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14649 (vn_lookup): Likewise.
14651 2008-06-25 Richard Guenther <rguenther@suse.de>
14653 PR tree-optimization/35518
14654 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14655 * tree-sra.c (instantiate_element): Use fold_build3 to build
14657 (try_instantiate_multiple_fields): Likewise.
14659 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14661 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14664 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14666 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14667 use_backchain_to_restore_sp to true
14668 if the offset of the link register save area would go over the 32k - 1
14669 offset limit of the load
14672 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14674 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14675 anchor for the type-punning blurb. Cross-reference "Structures
14676 unions enumerations and bit-fields implementation". Provide a
14677 cast-through-pointer example. Make final sentence self-contained.
14678 * doc/implement-c.texi (Structures unions enumerations and
14679 bit-fields implementation): Cross-reference the type-punning blurb
14680 in the -fstrict-aliasing documentation.
14682 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14684 PR middle-end/36594
14685 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14686 the memory instead of the memory itself for the save area.
14688 2008-06-24 Olivier Hainque <hainque@adacore.com>
14689 Nicolas Roche <roche@adacore.com>
14691 * gengtype.c (srcdir_len): size_t instead of int.
14692 (get_file_realbasename): New function. For F a filename, the real
14693 basename of F, with all the path components stripped.
14694 (get_file_srcdir_relative_path): New function. For F a filename, the
14695 relative path to F from $(srcdir).
14696 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14697 get_file_realbasename. Adjust the head comment.
14698 (get_prefix_langdir_index): New function. For F a filename, return the
14699 lang_dir_names[] relative index of the language directory that is
14701 (get_file_langdir): For F a filename, return the name of the language
14702 directory where F is located.
14703 (get_file_gtfilename): New function. The gt- output file name for an
14705 (get_output_file_with_visibility): Replace in-line computations with
14706 uses of get_file_gtfilename and get_prefix_langdir_index.
14707 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14709 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14711 PR tree-optimization/36504
14712 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14713 references without base address.
14715 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14717 PR middle-end/36584
14718 * calls.c (expand_call): Increase alignment for recursive functions.
14720 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14722 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14723 (TARGET_FUNCTION_VALUE): New define.
14724 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14725 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14727 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14729 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14730 (fmod<mode>3): Ditto.
14731 (remainderxf3): Ditto.
14732 (remainder<mode>3): Ditto.
14734 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14737 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14738 REG is a hard register.
14740 PR tree-optimization/36508
14741 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14742 499, don't check it at all in release compilers.
14744 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14746 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14747 together with SSE_TARGET_MATH to disable insn pattern.
14748 (*fop_<MODEF:mode>_2_i387): Ditto.
14749 (*fop_<MODEF:mode>_3_i387): Ditto.
14751 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14753 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14755 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14757 PR middle-end/34906
14758 * gimplify.c (gimplify_asm_expr): Check the return code of
14759 parse_output_constraint call, set function return and is_inout
14760 value if it failed.
14762 2008-06-22 Ian Lance Taylor <iant@google.com>
14764 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14765 (narrowest_signed_type): Likewise.
14766 * c-typeck.c (c_common_type): Change local variable mclass to enum
14768 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14769 tcc_comparison, not the tree code itself.
14770 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14771 (c_expand_expr): Cast modifier to enum expand_modifier.
14772 * c-common.h (C_RID_CODE): Add casts.
14773 (C_SET_RID_CODE): Define.
14774 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14775 (c_lex_one_token): Add cast to avoid warning.
14776 (c_parser_objc_type_name): Rename local typename to type_name.
14777 (check_no_duplicate_clause): Change code parameter to enum
14779 (c_parser_omp_var_list_parens): Change kind parameter to enum
14781 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14782 c_parser_omp_list_var_parens.
14783 (c_parser_omp_threadprivate): Likewise.
14784 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14785 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14786 * c-format.c (NO_FMT): Define.
14787 (printf_length_specs): Use NO_FMT.
14788 (asm_fprintf_length_specs): Likewise.
14789 (gcc_diag_length_specs): Likewise.
14790 (scanf_length_specs): Likewise.
14791 (strfmon_length_specs): Likewise.
14792 (gcc_gfc_length_specs): Likewise.
14793 (printf_flag_specs): Change 0 to STD_C89.
14794 (asm_fprintf_flag_specs): Likewise.
14795 (gcc_diag_flag_specs): Likewise.
14796 (gcc_cxxdiag_flag_specs): Likewise.
14797 (scanf_flag_specs): Likewise.
14798 (strftime_flag_specs): Likewise.
14799 (strfmon_flag_specs): Likewise.
14800 (print_char_table): Likewise.
14801 (asm_fprintf_char_table): Likewise.
14802 (gcc_diag_char_table): Likewise.
14803 (gcc_tdiag_char_table): Likewise.
14804 (gcc_cdiag_char_table): Likewise.
14805 (gcc_cxxdiag_char_table): Likewise.
14806 (gcc_gfc_char_table): Likewise.
14807 (scan_char_table): Likewise.
14808 (time_char_table): Likewis.
14809 (monetary_char_table): Likewise.
14810 * c-format.h (BADLEN): Likewise.
14812 2008-06-21 Ian Lance Taylor <iant@google.com>
14814 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14815 Define END_OF_BASE_TREE_CODES around inclusion.
14816 * tree.c (tree_code_type): New global array.
14817 (tree_code_length, tree_code_name): Likewise.
14818 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14819 $(lang_tree_files).
14820 (all-tree.def, s-alltree): New targets.
14821 (gencheck.h, s-gencheck): Remove.
14822 (tree.o): Depend upon all-tree.def.
14823 (build/gencheck.o): Remove gencheck.h dependency.
14824 (mostlyclean): Don't remove gencheck.h.
14825 * c-common.h (enum c_tree_code): Remove.
14826 * c-lang.c (tree_code_type): Remove.
14827 (tree_code_length, tree_code_name): Remove.
14828 * gencheck.c (tree_codes): Include all-tree.def, rather than
14829 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14831 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14833 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14834 (operator_name_info): Size to MAX_TREE_CODES.
14835 (assignment_operator_name_info): Likewise.
14836 * cp/cp-lang.c (tree_code_type): Remove.
14837 (tree_code_length, tree_code_name): Remove.
14838 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14839 (assignment_operator_name_info): Likewise.
14840 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14842 * cp/mangle.c (write_expression): Likewise.
14843 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14844 * fortran/f95-lang.c (tree_code_type): Remove.
14845 (tree_code_length, tree_code_name): Remove.
14846 * java/java-tree.h (enum java_tree_code): Remove.
14847 * java/lang.c (tree_code_type): Remove.
14848 (tree_code_length, tree_code_name): Remove.
14849 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14850 * objc/objc-act.h (enum objc_tree_code): Remove.
14851 * objc/objc-lang.c (tree_code_type): Remove.
14852 (tree_code_length, tree_code_name): Remove.
14853 * objcp/objcp-lang.c (tree_code_type): Remove.
14854 (tree_code_length, tree_code_name): Remove.
14855 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14856 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14857 * ada/misc.c (tree_code_type): Remove.
14858 (tree_code_length, tree_code_name): Remove.
14860 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14862 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14863 the grand_bitmap_obstack.
14865 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14867 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14868 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14869 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14870 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14871 move_stmt_r, new_label_mapper): Likewise.
14872 * tree-complex.c (cvc_lookup): Likewise.
14873 * tree-dfa.c (create_function_ann): Likewise.
14874 * tree-dump.c (dump_register): Likewise.
14875 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14876 find_phi_replacement_condition): Likewise.
14877 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14878 tree_function_versioning): Likewise.
14879 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14880 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14881 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14882 get_nonlocal_debug_decl, convert_nonlocal_reference,
14883 convert_nonlocal_omp_clauses, get_local_debug_decl,
14884 convert_local_reference, convert_local_omp_clauses,
14885 convert_nl_goto_reference, convert_nl_goto_receiver,
14886 convert_tramp_reference, convert_call_expr): Likewise.
14887 * tree-outof-ssa.c (contains_tree_r): Likewise.
14888 * tree-parloops.c (reduction_phi, initialize_reductions,
14889 eliminate_local_variables_1, add_field_for_reduction,
14890 add_field_for_name, create_phi_for_local_result,
14891 create_call_for_reduction_1, create_loads_for_reductions,
14892 create_stores_for_reduction, create_loads_and_stores_for_name):
14894 * tree-phinodes.c (allocate_phi_node): Likewise.
14895 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14896 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14897 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14898 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14899 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14900 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14901 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14902 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14903 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14904 vn_nary_op_insert): Likewise.
14905 * tree-ssa.c (redirect_edge_var_map_add,
14906 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14907 * tree-vectorizer.c (vectorize_loops): Likewise.
14908 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14909 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14910 tree_cons_stat, build1_stat, build_variant_type_copy,
14911 decl_init_priority_lookup, decl_fini_priority_lookup,
14912 decl_priority_info, decl_restrict_base_lookup,
14913 decl_restrict_base_insert, decl_debug_expr_lookup,
14914 decl_debug_expr_insert, decl_value_expr_lookup,
14915 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14916 type_hash_add, get_file_function_name, tree_check_failed,
14917 tree_not_check_failed, tree_range_check_failed,
14918 omp_clause_range_check_failed, build_omp_clause,
14919 build_vl_exp_stat): Likewise.
14920 * value-prof.c (gimple_histogram_value,
14921 gimple_duplicate_stmt_histograms): Likewise.
14922 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14923 unshare_variable, variable_union_info_cmp_pos, variable_union,
14924 dataflow_set_different_1, dataflow_set_different_2,
14925 vt_find_locations, variable_was_changed, set_variable_part,
14926 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14927 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14928 section_entry_hash, object_block_entry_eq,
14929 object_block_entry_hash, create_block_symbol,
14930 initialize_cold_section_name, default_function_rodata_section,
14931 strip_reg_name, set_user_assembler_name, const_desc_eq,
14932 build_constant_desc, output_constant_def, lookup_constant_def,
14933 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14934 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14935 default_internal_label): Likewise.
14936 * varray.c (varray_init, varray_grow): Likewise.
14937 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14939 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14941 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14942 operators for "test" insn. Macroize insn using SWI mode macro.
14943 (*jcc_fused_2): Ditto.
14944 (*jcc_fused_3): Macroize insn using SWI mode macro.
14945 (*jcc_fused_4): Ditto.
14947 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14949 * tree-ssa-pre.c: Fix typo in comment.
14950 (init_antic, fini_antic): Add explicit funtions for
14951 initializing and deinitializing ANTIC and AVAIL sets.
14952 (create_expression_by_pieces): Fix typo in comment.
14953 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14954 (execute_pre): Eventually dump details about ANTIC_IN.
14956 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14958 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14959 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14960 add_to_obstack, file_at_path, find_a_file, execute,
14961 add_preprocessor_option, add_assembler_option, add_linker_option,
14962 process_command, insert_wrapper, do_option_spec, do_self_spec,
14963 spec_path, do_spec_1, is_directory, main, used_arg,
14964 getenv_spec_function): Likewise.
14965 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14966 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14969 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14971 * doc/rtl.texi: Updated subreg section.
14973 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14976 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14977 node->needed and node->reachable.
14978 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14979 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14980 (expand_task_call): Don't call expand_task_copyfn.
14981 (expand_task_copyfn): Renamed to...
14982 (finalize_task_copyfn): ... this.
14984 2008-06-19 Jan Hubicka <jh@suse.cz>
14986 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14987 clobbering framepointer.
14989 2008-06-19 Jan Hubicka <jh@suse.cz>
14991 * tree-optimize.c (execute_early_local_optimizations): Set
14992 cgraph_state only at first invocation.
14994 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14996 * system.h (-Wc++-compat): Activate as a warning, no an error.
14998 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15000 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15001 instead of "#" in insn asm template.
15002 (*jcc_fused_2): Ditto.
15004 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15006 * config/i386/i386.h (ix86_tune_indices)
15007 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15008 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15009 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15010 (*jcc_fused_2): Ditto.
15011 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15012 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15013 (print operand): Handle 'E' and 'e' code.
15015 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15017 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15018 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15019 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15021 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15023 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15025 (cgraph_expand_function): Use local copy of decl.
15026 (cgraph_expand_all_functions): Remove redundant initialization of
15028 (cgraph_optimize): Reword internal_error message.
15030 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15032 * arm-protos.h (arm_return_in_memory): Remove public
15033 arm_return_in_memory() prototype.
15034 * arm.c (arm_return_in_memory): Add static prototype, add target
15035 hook macro, change definition and comments.
15036 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15038 2008-06-19 Ben Elliston <bje@au.ibm.com>
15040 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15041 real.c: Remove references to IEEE 754R.
15042 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15043 * doc/libgcc.texi (Decimal float library routines): Likewise.
15045 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15047 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15048 (default_unwind_word_mode): Add prototype.
15049 * targhooks.c (default_unwind_word_mode): New function.
15050 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15051 instead of word_mode.
15052 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15053 (TARGET_INITIALIZER): Use it.
15055 * c-common.c (handle_mode_attribute): Support "unwind_word"
15057 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15059 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15060 word_mode to access SjLj_Function_Context member "data".
15061 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15062 conversion from targetm.eh_return_filter_mode () to
15063 targetm.unwind_word_mode () if they differ.
15065 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15066 (BT_FN_UNWINDWORD_PTR): New function type.
15067 (BT_FN_WORD_PTR): Remove.
15068 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15069 * except.c (expand_builtin_extend_pointer): Convert pointer to
15070 targetm.unwind_word_mode () instead of word_mode.
15072 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15073 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15074 (spu_unwind_word_mode): New function.
15075 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15076 (TARGET_UNWIND_WORD_MODE): Define.
15077 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15079 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15081 * config/spu/spu.c (reg_align): Remove.
15082 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15083 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15084 (spu_split_store): Likewise.
15086 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15088 * gcc/tree-vn.c: Fix typo in comment.
15090 2008-06-18 Jan Hubicka <jh@suse.cz>
15092 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15093 toplevel reorder too.
15095 2008-06-18 Jan Hubicka <jh@suse.cz>
15097 * c-opts.c (c_common_post_options): PCH is not compatible with
15099 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15100 -fno-toplevel-reorder by default now.
15102 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15104 PR documentation/30739
15105 * doc/install.texi (Prerequisites): Document dependency on awk.
15107 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15108 Ian Lance Taylor <iant@google.com>
15110 PR rtl-optimization/35604
15111 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15112 only want to change jump destinations, not eventual label comparisons.
15114 2008-06-16 Jan Hubicka <jh@suse.cz>
15116 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15118 (cgraph_analyze_function): Likewise.
15120 2008-06-16 Jan Hubicka <jh@suse.cz>
15122 * cgraph.h (cgraph_mark_if_needed): New function.
15123 * cgraphunit.c (cgraph_mark_if_needed): New function.
15124 * c-decl.c (duplicate_decl): Use it.
15126 2008-06-16 Jan Hubicka <jh@suse.cz>
15128 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15131 2008-06-16 Jan Hubicka <jh@suse.cz>
15133 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15135 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15136 Kazu Hirata <kazu@codesourcery.com>
15137 Maxim Kuvyrkov <maxim@codesourcery.com
15139 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15140 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15141 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15142 EXTRA_SPEC_FUNCTIONS.
15143 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15144 (DRIVER_SELF_SPECS): Adjust.
15145 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15146 * config/mips/st.h, config/mips/t-st: New.
15147 * config/mips/driver-native.c, config/mips/x-native: New.
15148 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15151 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15153 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15155 (ISA_HAS_FP_CONDMOVE): New macro.
15156 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15157 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15158 (ISA_HAS_NMADD3_NMSUB3): New macro.
15159 * config/mips/mips.c (mips_rtx_costs): Update.
15160 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15161 compiling for ST Loongson 2E/2F.
15162 (madd<mode>): Rename to madd4<mode>. Update.
15163 (madd3<mode>): New pattern.
15164 (msub<mode>): Rename to msub4<mode>. Update.
15165 (msub3<mode>): New pattern.
15166 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15167 (nmadd3<mode>): New pattern.
15168 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15169 (nmadd3<mode>_fastmath): New pattern.
15170 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15171 (nmsub3<mode>): New pattern.
15172 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15173 (nmsub3<mode>_fastmath): New pattern.
15174 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15176 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15178 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15179 (DF_REF_INSN_INFO): New.
15180 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15181 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15182 with a NULL DF_REF_INSN_INFO.
15183 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15185 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15186 DF_INSN_INFO_EQ_USES): New.
15187 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15188 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15189 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15190 * df-core.c: Update comment for above changes.
15191 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15192 DF_INSN_UID_* macros.
15193 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15194 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15195 insn rtx. Update all callers.
15196 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15197 df_ref_create_structure, df_insn_refs_collect): Likewise.
15198 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15199 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15200 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15201 macros to access the insn refs.
15202 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15203 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15204 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15205 for accessing the refs.
15206 (try_fwprop_subst): Likewise.
15207 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15208 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15209 for accessing the refs.
15210 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15211 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15212 to look at the insn refs.
15213 (record_uses): Likewise.
15214 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15216 (mark_artificial_uses): Don't mark_insn for artificial refs.
15217 (mark_reg_rependencies): Likewise.
15219 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15221 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15223 * configure: Regenerate.
15225 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15227 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15228 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15229 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15231 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15233 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15234 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15235 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15237 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15239 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15240 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15241 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15243 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15245 * tree-ssa-sccvn.c: Fix format of comments.
15247 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15249 * cgraph.c: Remove unneeded forward declarations of eq_node()
15252 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15254 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15256 (see_update_relevancy): Likewise.
15257 * fwprop.c (try_fwprop_subst): Likewise.
15258 * rtlanal.c (noop_move_p): Likewise.
15259 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15260 notes to non-existing libcall blocks.
15261 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15263 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15264 (dead_libcall_p): Remove.
15265 (delete_trivially_dead_insns): Don't use it.
15266 * web.c (union_defs): Remove comment about keeping nops.
15267 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15268 (compute_hash_table_work): Don't track libcall notes.
15269 (do_local_cprop): Don't take libcall pointers. Don't update
15271 (adjust_libcall_notes): Deleted.
15272 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15273 ever have existed in the first place).
15274 (replace_store_insn): Don't try to remove libcall notes.
15275 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15276 (resolve_reg_notes): Don't call them.
15277 (resolve_simple_move): Likewise.
15278 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15279 Don't remove REG_RETVAL notes.
15280 * emit-rtl.c (try_split): Don't update libcall notes.
15281 (emit_copy_of_insn_after): Dito.
15282 * cselib.c (cselib_current_insn_in_libcall): Remove.
15283 (cselib_process_insn): Don't set/clear it.
15284 (new_elt_loc_list): Don't record it.
15285 (cselib_init): Don't initialize it.
15286 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15287 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15289 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15290 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15291 (init_deps): Don't initialize it.
15292 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15293 * combine.c (delete_noop_moves): Don't update libcall notes.
15294 (can_combine_p): Remove now pointless #if 0 block.
15295 (try_combine): Remove another obsolete #if 0 block.
15296 (distribute_notes): Don't distribute libcall notes.
15297 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15298 * dce.c (libcall_dead_p): Remove.
15299 (delete_unmarked_insns): Don't handle libcall blocks.
15300 (preserve_libcall_for_dce): Remove.
15301 (prescan_insns_for_dce): Don't special-case libcall block insns.
15302 * reload1 (reload): Don't handle libcall notes.
15303 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15306 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15308 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15309 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15310 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15312 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15314 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15315 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15316 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15318 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15320 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15322 2008-06-16 Ira Rosen <irar@il.ibm.com>
15324 PR tree-optimization/36493
15325 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15326 the arguments list. Use VECTYPE to create vector pointer.
15327 (vectorizable_store): Fail if accesses through a pointer to vectype
15328 do not alias the original memory reference operands.
15329 Call vect_create_data_ref_ptr without the removed argument.
15330 (vectorizable_load): Likewise.
15331 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15334 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15337 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15338 reg_equiv_constant.
15340 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15342 * config/mips/loongson2ef.md: New file.
15343 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15344 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15345 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15346 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15347 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15349 (loongson2ef.md): New include.
15350 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15351 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15352 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15353 (loongson_gt_<mode>, loongson_extract_halfword)
15354 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15355 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15356 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15357 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15358 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15359 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15360 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15361 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15362 (vec_interleave_low<mode>): Define type attribute.
15363 * config/mips/mips.c (mips_ls2): New static variable.
15364 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15365 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15366 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15367 Implement target scheduling hooks.
15368 (mips_multipass_dfa_lookahead): Update to handle tuning for
15370 (mips_sched_init): Initialize data for Loongson scheduling.
15371 (mips_ls2_variable_issue): New static function.
15372 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15374 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15375 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15376 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15377 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15378 Handle ST Loongson 2E/2F cores.
15379 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15381 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15383 * omp-low.c (extract_omp_for_data): Fix comment typo.
15386 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15388 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15389 FIXME note about gcc/config.guess.
15390 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15391 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15392 * doc/cppopts.texi: Likewise.
15393 * doc/extend.texi: Likewise.
15394 * doc/gcc.texi: Likewise.
15395 * doc/gccint.texi: Likewise.
15396 * doc/gcov.texi: Likewise.
15397 * doc/gty.texi: Likewise.
15398 * doc/hostconfig.texi: Likewise.
15399 * doc/install.texi: Likewise.
15400 * doc/invoke.texi: Likewise.
15401 * doc/loop.texi: Likewise.
15402 * doc/makefile.texi: Likewise.
15403 * doc/md.texi: Likewise.
15404 * doc/passes.texi: Likewise.
15405 * doc/tm.texi: Likewise.
15406 * doc/tree-ssa.texi: Likewise.
15407 * doc/trouble.texi: Likewise.
15409 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15410 Nathan Sidwell <nathan@codesourcery.com>
15411 Maxim Kuvyrkov <maxim@codesourcery.com>
15412 Richard Sandiford <rdsandiford@googlemail.com>
15414 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15415 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15416 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15418 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15419 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15420 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15422 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15423 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15424 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15425 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15426 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15427 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15428 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15429 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15430 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15431 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15432 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15433 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15434 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15435 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15436 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15437 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15438 (mips_builtins): Add Loongson builtins.
15439 (mips_loongson_2ef_bdesc): New.
15440 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15441 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15442 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15443 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15445 (mips_expand_vector_init): New.
15446 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15447 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15449 * config/mips/mips.md: Add unspec numbers for Loongson
15450 builtins. Include loongson.md.
15451 (MOVE64): Include Loongson vector modes.
15452 (SPLITF): Include Loongson vector modes.
15453 (HALFMODE): Handle Loongson vector modes.
15454 * config/mips/loongson.md: New.
15455 * config/mips/loongson.h: New.
15456 * config.gcc: Add loongson.h header for mips*-*-* targets.
15457 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15459 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15461 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15462 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15463 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15464 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15465 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15466 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15467 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15468 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15469 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15470 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15471 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15472 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15473 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15474 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15475 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15476 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15477 Remove use_fixproto=yes.
15478 (ia64*-*-hpux*): Remove comment about using fixproto.
15479 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15481 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15483 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15485 * configure: Regenerate.
15487 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15489 PR middle-end/36520
15490 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15491 before evaluating it.
15493 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15496 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15497 nested inline functions.
15498 (start_decl, start_function): Don't invert DECL_EXTERNAL
15499 for nested inline functions.
15501 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15503 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15504 splits that must be made for correctness.
15506 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15508 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15509 (AVAIL_NON_MIPS16): Likewise.
15510 (mips_builtin_description): Replace target_flags with a predicate.
15511 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15512 (dspr2_32): New availability predicates.
15513 (MIPS_BUILTIN): New macro.
15514 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15515 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15516 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15517 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15518 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15519 (mips_dsp_32only_bdesc): Merge into...
15520 (mips_builtins): ...this new array.
15521 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15522 (mips_init_builtins): Update after above changes.
15523 (mips_expand_builtin_1): Merge into...
15524 (mips_expand_builtin): ...here and update after above changes.
15526 2008-06-12 Paul Brook <paul@codesourcery.com>
15528 * longlong.h (__arm__): Define count_leading_zeros.
15529 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15530 (clzsi2, clzdi2): New functions.
15531 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15532 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15533 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15534 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15535 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15536 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15537 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15538 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15539 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15540 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15542 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15544 * config/m68k/m68k.c (m68k_tune_flags): New.
15545 (override_options): Compute m68k_tune_flags.
15546 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15547 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15549 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15551 PR middle-end/36506
15552 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15554 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15556 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15557 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15559 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15561 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15562 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15564 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15566 PR middle-end/36506
15567 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15570 2008-06-12 Richard Guenther <rguenther@suse.de>
15572 PR tree-optimization/36345
15573 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15574 add memory_tag_needed flag.
15575 (may_alias_p): Declare.
15576 * tree-ssa-alias.c (may_alias_p): Export.
15577 (set_initial_properties): Use memory_tag_needed flag.
15578 (update_reference_counts): Likewise.
15579 (reset_alias_info): Reset memory_tag_needed flag.
15580 (create_name_tags): Check memory_tag_needed flag.
15581 (dump_points_to_info_for): Dump it.
15582 * tree-ssa-structalias.c (struct variable_info): Remove
15583 directly_dereferenced flag.
15584 (new_var_info): Do not initialize it.
15585 (process_constraint_1): Do not set it.
15586 (update_alias_info): Set is_dereferenced flag.
15587 (set_uids_in_ptset): Use may_alias_p.
15588 (set_used_smts): Check memory_tag_needed flag.
15589 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15590 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15591 memory_tag_needed flag.
15592 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15593 from broken design.
15595 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15597 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15598 red zone for w64 abi.
15599 (ix86_expand_prologue): Likewise.
15600 (ix86_force_to_memory): Likewise.
15601 (ix86_free_from_memory): Likewise.
15603 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15606 * config/rs6000/rs6000.c (rs6000_override_options): Set
15607 rs6000_isel conditionally to the absence of comand line override.
15608 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15609 Remove duplicate rs6000_isel setting.
15610 * config/rs6000/eabispe.h: Ditto.
15612 2008-06-11 Richard Guenther <rguenther@suse.de>
15614 * alias.c (get_alias_set): Use the element alias-set for arrays.
15615 (record_component_aliases): For arrays and vectors do nothing.
15616 * c-common.c (strict_aliasing_warning): Handle the cases
15617 of alias set zero explicitly.
15618 * Makefile.in (dfp.o-warn): Add -Wno-error.
15620 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15622 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15624 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15625 tune_32 tune_64 to supported_defaults. Allow values not
15626 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15627 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15628 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15629 with_cpu_64 to generic for 64-bit-supporting configurations, not
15630 with_cpu. Remove FIXMEs.
15631 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15632 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15633 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15634 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15635 arch_32 and arch_64.
15637 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15638 Olivier Hainque <hainque@adacore.com>
15640 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15641 Use DECL_SIZE_UNIT to retrieve the size of the field.
15643 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15645 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15646 with function calls after declarations. Lay out
15647 neon_float_type_node before further use.
15649 2008-06-11 Richard Guenther <rguenther@suse.de>
15651 * tree-flow.h (may_point_to_global_var): Declare.
15652 * tree-ssa-alias.c (may_point_to_global_var): New function.
15653 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15655 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15657 * configure.ac: Teach that fido supports .debug_line.
15658 * configure: Regenerate.
15660 2008-06-10 Tom Tromey <tromey@redhat.com>
15662 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15665 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15667 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15668 (encode_decimal64, decode_decimal64, encode_decimal128,
15669 decode_decimal128): Reverse order of 32-bit parts of value if host
15670 and target endianness differ.
15672 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15674 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15675 Avoid division by 0.
15676 (tree_mod_pow2_value_transform): Likewise.
15677 (tree_ic_transform): Likewise.
15678 (tree_stringops_transform): Likewise.
15679 (tree_mod_subtract_transform): Likewise.
15680 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15681 (copy_edges_for_bb): Likewise.
15682 (initialize_cfun): Likewise.
15684 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15686 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15687 nonmemory_operand. Add "N" operand constraint.
15689 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15690 (*jcc_btsi_mask): Ditto.
15691 (*jcc_btsi_mask_1): Ditto.
15693 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15695 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15696 TYPE_CANONICAL for copied element type.
15698 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15701 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15702 Add m_CORE2 and m_GENERIC.
15703 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15704 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15706 (*jcc_btdi_rex64): New instruction and split pattern.
15707 (*jcc_btsi): Ditto.
15708 (*jcc_btsi_1): Ditto.
15709 (*btsq): Fix Intel asm dialect operand order.
15713 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15715 PR middle-end/36447
15716 * simplify-rtx.c (simplify_subreg): Add check for shift count
15719 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15721 * doc/md.texi: Synchronize with later constraints.md change.
15722 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15723 with a C implementation.
15724 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15726 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15727 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15728 when moving to and from MD_REGNUM.
15729 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15730 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15731 Handle byte and halfword moves.
15732 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15734 * config/mips/constraints.md (h): Turn into NO_REGS.
15735 (l, x): Update documentation.
15736 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15737 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15738 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15739 (HILO): New mode iterator.
15741 (any_div): New code iterator.
15742 (u): Extend code attribute to div and udiv.
15743 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15744 d_operand in the splitters. Remove redundant CONST_INT checks.
15745 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15746 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15747 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15748 accordingly, using normal moves instead of unspecs to move LO into
15749 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15750 (<u>mulsidi3): Handle expansion in C code.
15751 (<u>mulsidi3_32bit_internal): Rename to...
15752 (<u>mulsidi3_32bit): ...this.
15753 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15754 (*<u>mulsidi3_64bit): Rename to...
15755 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15756 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15757 to set LO and HI to the multiplication result. Use a normal move
15758 for MFLO and an unspec for MFHI.
15759 (*<u>mulsidi3_64bit_parts): Replace with...
15760 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15761 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15762 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15763 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15764 instead of HI. Split the instruction into a separate multiplication
15765 and MFHI if !TARGET_FIX_R4000.
15766 (<su>muldi3_highpart): Likewise.
15767 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15768 and the "=h" clobber.
15769 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15770 (<u>mulditi3): New expander.
15771 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15772 (madsi): Remove "=h" clobber.
15773 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15774 Force the modulus result to be a GPR and split the instruction into
15775 a division followed by an MFHI after reload.
15776 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15777 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15778 the MIPS16 HIGH define_split.
15779 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15780 of acc<->gpr moves to "multi".
15781 (*movdi_64bit): Replace the single "x" alternative with
15782 alternatives for moving into and out of "a".
15783 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15784 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15785 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15786 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15787 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15788 (movti): New expander.
15789 (*movti, *movti_mips16): New insns.
15790 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15791 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15792 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15793 * config/mips/predicates.md (fpr_operand): Delete.
15794 (d_operand): New predicate.
15796 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15798 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15799 failure on some Bourne shells.
15800 (x86_64-*-*): Ditto.
15802 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15804 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15806 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15808 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15809 (sparc-sun-solaris2*): Likewise.
15811 2008-06-09 Arnaud Charlet <charlet@adacore.com
15813 * doc/install.texi: Update requirements to build the Ada compiler.
15815 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15817 * df-scan.c (struct df_scan_problem_data): Remove the
15818 mw_link_pool alloc pool.
15819 (df_scan_free_internal): Don't free it.
15820 (df_scan_alloc): Don't allocate it.
15821 * df.h (struct df_link): Update comment.
15823 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15825 * except.h: Correct checks for when SJLJ exceptions must be used.
15827 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15829 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15832 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15834 PR tree-optimization/36218
15835 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15836 configure for the build system.
15837 (BUILD_LDFLAGS): Define.
15838 * configure: Regenerate.
15839 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15841 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15844 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15845 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15846 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15848 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15850 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15852 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15854 * config.gcc (Obsolete configurations): Remove list of
15856 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15857 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15858 targets matched by those patterns.
15859 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15860 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15861 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15862 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15863 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15864 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15865 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15866 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15867 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15868 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15869 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15870 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15871 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15872 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15873 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15874 Make code for Solaris 7 and greater unconditional for Solaris.
15875 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15876 Remove --with-* handling.
15877 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15878 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15879 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15880 LINK_OS_WINDISS_SPEC): Remove.
15881 * config/rs6000/sysv4.opt (mwindiss): Remove.
15882 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15883 * configure: Regenerate.
15884 * doc/cpp.texi: Don't mention BeOS.
15885 * doc/extend.texi (interrupt): Don't mention MS1.
15886 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15887 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15888 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15889 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15890 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15892 * doc/invoke.texi (MT Options): Remove.
15893 (-mwindiss): Remove.
15894 (CRIS Options): Remove cris-axis-aout references.
15895 (HPPA Options): Don't mention hppa1.1-*-pro.
15896 * doc/md.texi: (MorphoTech family): Remove.
15897 * libgcc2.c: Don't handle UWIN.
15898 * config/alpha/t-unicosmk: Remove.
15899 * config/alpha/unicosmk.h: Remove.
15900 * config/arm/kaos-arm.h: Remove.
15901 * config/arm/kaos-strongarm.h: Remove.
15902 * config/arm/strongarm-coff.h: Remove.
15903 * config/arm/strongarm-elf.h: Remove.
15904 * config/arm/strongarm-pe.h: Remove.
15905 * config/arm/t-strongarm-pe: Remove.
15906 * config/arm/t-xscale-coff: Remove.
15907 * config/arm/t-xscale-elf: Remove.
15908 * config/arm/xscale-coff.h: Remove.
15909 * config/arm/xscale-elf.h: Remove.
15910 * config/chorus.h: Remove.
15911 * config/cris/aout.h: Remove.
15912 * config/cris/aout.opt: Remove.
15913 * config/cris/t-aout: Remove.
15914 * config/i386/beos-elf.h: Remove.
15915 * config/i386/kaos-i386.h: Remove.
15916 * config/i386/ptx4-i.h: Remove.
15917 * config/i386/sco5.h: Remove.
15918 * config/i386/sco5.opt: Remove.
15919 * config/i386/sysv4-cpp.h: Remove.
15920 * config/i386/sysv5.h: Remove.
15921 * config/i386/t-beos: Remove.
15922 * config/i386/t-sco5: Remove.
15923 * config/i386/t-uwin: Remove.
15924 * config/i386/uwin.asm: Remove.
15925 * config/i386/uwin.h: Remove.
15926 * config/kaos.h: Remove.
15927 * config/mips/windiss.h: Remove.
15928 * config/mt: Remove directory.
15929 * config/pa/pa-osf.h: Remove.
15930 * config/pa/pa-pro-end.h: Remove.
15931 * config/pa/t-pro: Remove.
15932 * config/ptx4.h: Remove.
15933 * config/rs6000/beos.h: Remove.
15934 * config/rs6000/kaos-ppc.h: Remove.
15935 * config/rs6000/t-beos: Remove.
15936 * config/rs6000/windiss.h: Remove.
15937 * config/sh/kaos-sh.h: Remove.
15938 * config/sol2-6.h: Remove.
15939 * config/sparc/sol26-sld.h: Remove.
15940 * config/sparc/sysv4-only.h: Remove.
15941 * config/vax/bsd.h: Remove.
15942 * config/vax/t-memfuncs: Remove.
15943 * config/vax/ultrix.h: Remove.
15944 * config/vax/vaxv.h: Remove.
15945 * config/windiss.h: Remove.
15947 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15949 PR rtl-optimization/36438
15950 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15951 for vector shifts with constant scalar shift operands.
15953 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15955 * doc/invoke.texi: Document -march=xlr.
15956 * config/mips/xlr.md: New file.
15957 * config/mips/mips.md: Include it.
15959 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15960 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15961 (mips_rtx_cost_data): Likewise.
15963 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15965 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15966 PRE_INC and PRE_DEC cases.
15968 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15970 PR rtl-optimization/36419
15971 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15972 the emitting jump insn.
15975 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15976 is not bool, boolify the whole *expr_p and convert to the desired type.
15978 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15980 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15981 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15982 Add omp_private_outer_ref hook, add another argument to
15983 omp_clause_default_ctor hook.
15984 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15985 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15986 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15987 hook_tree_tree_tree_tree_null.
15988 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15989 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15990 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15991 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15992 * tree.def (OMP_TASK): New tree code.
15993 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15994 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15995 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15996 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15997 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15998 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15999 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16000 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16001 (OMP_DIRECTIVE_P): Add OMP_TASK.
16002 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16003 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16004 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16005 and OMP_CLAUSE_UNTIED entries.
16006 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16008 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16009 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16010 * tree-pretty-print.c (dump_omp_clause): Handle
16011 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16012 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16013 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16014 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16015 warning about unsigned iterators. Change decl/init/cond/incr
16016 arguments to TREE_VECs, check arguments for all collapsed loops.
16017 (c_finish_omp_taskwait): New function.
16018 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16020 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16021 default_function_array_conversion on init. Add par_clauses argument.
16022 If decl is present in parallel's lastprivate clause, change it to
16023 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16024 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16025 collapse count in clauses.
16026 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16027 c_parser_omp_for_loop callers.
16028 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16029 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16030 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16031 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16033 (c_parser_omp_clause_schedule): Handle schedule(auto).
16034 Include correct location in the error message.
16035 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16036 and PRAGMA_OMP_CLAUSE_UNTIED.
16037 (OMP_TASK_CLAUSE_MASK): Define.
16038 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16039 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16040 * tree-nested.c (convert_nonlocal_omp_clauses,
16041 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16042 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16043 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16044 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16046 (conver_nonlocal_reference, convert_local_reference,
16047 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16048 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16049 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16050 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16051 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16052 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16053 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16054 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16055 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16057 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16058 * c-common.h (c_finish_omp_taskwait): New prototype.
16059 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16060 * tree-parloops.c (create_parallel_loop): Create 1 entry
16061 vectors for OMP_FOR_{INIT,COND,INCR}.
16062 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16063 (make_edges): Handle OMP_TASK.
16064 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16065 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16066 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16067 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16068 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16069 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16070 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16071 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16072 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16073 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16074 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16075 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16076 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16077 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16078 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16079 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16080 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16081 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16082 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16083 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16084 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16085 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16086 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16087 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16088 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16089 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16090 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16091 original iterator is present in lastprivate clause or if
16092 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16093 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16094 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16095 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16096 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16097 if it is set, lookup var in outer contexts too. Handle
16098 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16099 to be implicitly determined firstprivate for task regions.
16100 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16101 if it is set, lookup var in outer contexts too. Set
16102 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16103 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16104 OMP_CLAUSE_UNTIED. Take region_type as last argument
16105 instead of in_parallel and in_combined_parallel.
16106 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16108 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16109 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16110 (new_omp_context): Set default_kind to
16111 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16112 (omp_region_type): New enum.
16113 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16114 fields, add region_type.
16115 (new_omp_context): Take region_type as argument instead of is_parallel
16116 and is_combined_parallel.
16117 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16118 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16119 ctx->is_combined_parallel checks.
16120 (gimplify_omp_task): New function.
16121 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16123 * omp-low.c (extract_omp_for_data): Use schedule(static)
16124 for schedule(auto). Handle pointer and unsigned iterators.
16125 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16126 Add loops argument. Extract data for collapsed OMP_FOR loops.
16127 (expand_parallel_call): Assert sched_kind isn't auto,
16128 map runtime schedule to index 3.
16129 (struct omp_for_data_loop): New type.
16130 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16131 Add loop, loops, collapse and iter_type fields.
16132 (workshare_safe_to_combine_p): Disallow combined for if
16133 iter_type is unsigned long long. Don't combine collapse > 1 loops
16134 unless all bounds and steps are constant. Adjust extract_omp_for_data
16136 (expand_omp_for_generic): Handle pointer, unsigned and long long
16137 iterators. Handle collapsed OMP_FOR loops. Adjust
16138 for struct omp_for_data changes. If libgomp function doesn't return
16139 boolean_type_node, add comparison of the return value with 0.
16140 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16141 pointer, unsigned and long long iterators. Adjust for struct
16142 omp_for_data changes.
16143 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16144 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16145 unsigned long long. Allocate loops array, pass it to
16146 extract_omp_for_data. For collapse > 1 loops use always
16147 expand_omp_for_generic.
16148 (omp_context): Add sfield_map and srecord_type fields.
16149 (is_task_ctx, lookup_sfield): New functions.
16150 (use_pointer_for_field): Use is_task_ctx helper. Change first
16151 argument's type from const_tree to tree. Clarify comment.
16152 In OMP_TASK disallow copy-in/out sharing.
16153 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16154 (install_var_field): Add mask argument. Populate both record_type
16155 and srecord_type if needed.
16156 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16158 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16159 and DECL_FIELD_OFFSET.
16160 (scan_sharing_clauses): Adjust install_var_field callers. For
16161 firstprivate clauses on explicit tasks allocate the var by value in
16162 record_type unconditionally, rather than by reference.
16163 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16164 Use is_taskreg_ctx instead of is_parallel_ctx.
16165 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16166 (create_omp_child_function_name): Add task_copy argument, use
16167 *_omp_cpyfn* names if it is true.
16168 (create_omp_child_function): Add task_copy argument, if true create
16169 *_omp_cpyfn* helper function.
16170 (scan_omp_parallel): Adjust create_omp_child_function callers.
16171 Rename parallel_nesting_level to taskreg_nesting_level.
16172 (scan_omp_task): New function.
16173 (lower_rec_input_clauses): Don't run constructors for firstprivate
16174 explicit task vars which are initialized by *_omp_cpyfn*.
16175 Pass outer var ref to omp_clause_default_ctor hook if
16176 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16177 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16178 OMP_CLAUSE_REDUCTION_INIT.
16179 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16180 avoid duplicate setting of fields. Handle
16181 OMP_CLAUSE_PRIVATE_OUTER_REF.
16182 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16183 copy-out if TREE_READONLY, only copy-in.
16184 (expand_task_copyfn): New function.
16185 (expand_task_call): New function.
16186 (struct omp_taskcopy_context): New type.
16187 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16189 (lower_omp_parallel): Rename to...
16190 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16191 Call create_task_copyfn if srecord_type is needed. Adjust
16193 (task_shared_vars): New variable.
16194 (check_omp_nesting_restrictions): Warn if work-sharing,
16195 barrier, master or ordered region is closely nested inside OMP_TASK.
16196 Add warnings for barrier if closely nested inside of work-sharing,
16197 ordered, or master region.
16198 (scan_omp_1): Call check_omp_nesting_restrictions even for
16199 GOMP_barrier calls. Rename parallel_nesting_level to
16200 taskreg_nesting_level. Handle OMP_TASK.
16201 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16202 work-sharing construct, continue looking for them on parent parallel
16204 (lower_omp_for_lastprivate): Add lastprivate clauses
16205 to the beginning of dlist rather than end. Adjust for struct
16206 omp_for_data changes.
16207 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16208 not after it. Handle collapsed OMP_FOR loops, adjust for
16209 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16210 (get_ws_args_for): Adjust extract_omp_for_data caller.
16211 (scan_omp_for): Handle collapsed OMP_FOR
16212 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16213 (lower_omp_single_simple): If libgomp function doesn't return
16214 boolean_type_node, add comparison of the return value with 0.
16215 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16216 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16217 (parallel_nesting_level): Rename to...
16218 (taskreg_nesting_level): ... this.
16219 (is_taskreg_ctx): New function.
16220 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16221 of is_parallel_ctx.
16222 (execute_lower_omp): Rename parallel_nesting_level to
16223 taskreg_nesting_level.
16224 (expand_omp_parallel): Rename to...
16225 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16226 Call omp_task_call for OMP_TASK regions.
16227 (expand_omp): Adjust caller, handle OMP_TASK.
16228 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16230 * bitmap.c (bitmap_default_obstack_depth): New variable.
16231 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16232 if argument is NULL and bitmap_default_obstack is already initialized.
16233 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16235 * matrix-reorg.c (matrix_reorg): Likewise.
16237 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16239 * config/i386/i386.md (*indirect_jump): Macroize using P
16240 mode iterator. Remove !TARGET_64BIT from insn constraints.
16241 (*tablejump_1): Ditto.
16242 (*indirect_jump_rex64): Remove insn pattern.
16243 (*tablejump_1_rex64): Ditto.
16244 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16245 and eh_return_si insn patterns.
16247 2008-06-06 Richard Guenther <rguenther@suse.de>
16249 * tree-ssa-structalias.c (merge_smts_into): Remove.
16250 (find_what_p_points_to): Do not bother to compute the
16251 points-to set for pt_anything pointers.
16252 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16253 for pt_anything pointers is ok.
16255 2008-06-06 Jan Hubicka <jh@suse.cz>
16257 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16259 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16261 * cgraph.c: Fix typos in comments.
16262 (cgraph_availability_names): Fix string typo.
16263 * fold-const.c: Fix typos in comments.
16264 (fold_binary): Fix typo in warning.
16265 * genautomata.c: Fix typos in comments.
16266 (check_presence_pattern_sets): Fix typo in local variable.
16267 (output_description): Fix typo in output.
16268 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16269 * hwint.h: Likewise.
16270 * matrix-reorg.c (check_allocation_function): Likewise.
16271 * omega.c (smooth_weird_equations): Likewise.
16272 * auto-inc-dec.c: Fix typos in comments.
16273 * bb-reorder.c: Likewise.
16274 * builtins.c: Likewise.
16275 * c-common.c: Likewise.
16276 * c-cppbuiltin.c: Likewise.
16277 * c-parser.c: Likewise.
16278 * c-pretty-print.c: Likewise.
16279 * cfgcleanup.c: Likewise.
16280 * cfgexpand.c: Likewise.
16281 * cfghooks.c: Likewise.
16282 * cfglayout.c: Likewise.
16283 * cfgloopmanip.c: Likewise.
16284 * cgraphunit.c: Likewise.
16285 * coverage.c: Likewise.
16286 * dbxout.c: Likewise.
16287 * df-byte-scan.c: Likewise.
16288 * df-core.c: Likewise.
16289 * df-problems.c: Likewise.
16290 * df-scan.c: Likewise.
16292 * dominance.c: Likewise.
16293 * domwalk.c: Likewise.
16295 * dwarf2out.c: Likewise.
16296 * emit-rtl.c: Likewise.
16297 * et-forest.c: Likewise.
16298 * function.c: Likewise.
16299 * function.h: Likewise.
16301 * gcov-io.c: Likewise.
16302 * gcov.c: Likewise.
16303 * gcse.c: Likewise.
16304 * genattrtab.c: Likewise.
16305 * ggc-page.c: Likewise.
16306 * gimplify.c: Likewise.
16307 * gthr-lynx.h: Likewise.
16308 * haifa-sched.c: Likewise.
16309 * ipa-cp.c: Likewise.
16310 * ipa-inline.c: Likewise.
16311 * ipa-prop.h: Likewise.
16312 * ipa-pure-const.c: Likewise.
16313 * ipa-struct-reorg.c: Likewise.
16314 * ipa-struct-reorg.h: Likewise.
16315 * ipa-type-escape.c: Likewise.
16317 * loop-doloop.c: Likewise.
16318 * mips-tfile.c: Likewise.
16319 * mkmap-flat.awk: Likewise.
16320 * mkmap-symver.awk: Likewise.
16321 * modulo-sched.c: Likewise.
16322 * omp-low.c: Likewise.
16323 * optabs.c: Likewise.
16324 * optabs.h: Likewise.
16325 * opts.c: Likewise.
16326 * passes.c: Likewise.
16327 * postreload-gcse.c: Likewise.
16328 * postreload.c: Likewise.
16329 * predict.c: Likewise.
16330 * pretty-print.h: Likewise.
16331 * profile.c: Likewise.
16332 * protoize.c: Likewise.
16333 * ra-conflict.c: Likewise.
16334 * real.c: Likewise.
16335 * recog.c: Likewise.
16336 * regclass.c: Likewise.
16337 * regs.h: Likewise.
16338 * reload.c: Likewise.
16339 * rtl-error.c: Likewise.
16340 * rtlanal.c: Likewise.
16341 * scan.h: Likewise.
16342 * sched-rgn.c: Likewise.
16344 * stmt.c: Likewise.
16345 * target.h: Likewise.
16346 * tree-dfa.c: Likewise.
16347 * tree-eh.c: Likewise.
16348 * tree-flow-inline.h: Likewise.
16349 * tree-inline.c: Likewise.
16350 * tree-into-ssa.c: Likewise.
16351 * tree-loop-distribution.c: Likewise.
16352 * tree-nested.c: Likewise.
16353 * tree-parloops.c: Likewise.
16354 * tree-pass.h: Likewise.
16355 * tree-pretty-print.c: Likewise.
16356 * tree-profile.c: Likewise.
16357 * tree-scalar-evolution.c: Likewise.
16358 * tree-sra.c: Likewise.
16359 * tree-ssa-alias-warnings.c: Likewise.
16360 * tree-ssa-ccp.c: Likewise.
16361 * tree-ssa-coalesce.c: Likewise.
16362 * tree-ssa-dom.c: Likewise.
16363 * tree-ssa-dse.c: Likewise.
16364 * tree-ssa-forwprop.c: Likewise.
16365 * tree-ssa-live.c: Likewise.
16366 * tree-ssa-live.h: Likewise.
16367 * tree-ssa-loop-im.c: Likewise.
16368 * tree-ssa-loop-ivopts.c: Likewise.
16369 * tree-ssa-loop-niter.c: Likewise.
16370 * tree-ssa-loop-prefetch.c: Likewise.
16371 * tree-ssa-phiopt.c: Likewise.
16372 * tree-ssa-phiprop.c: Likewise.
16373 * tree-ssa-sccvn.c: Likewise.
16374 * tree-ssa-ter.c: Likewise.
16375 * tree-ssa-threadupdate.c: Likewise.
16376 * tree-ssa.c: Likewise.
16377 * tree-vect-analyze.c: Likewise.
16378 * tree-vect-transform.c: Likewise.
16379 * tree-vectorizer.c: Likewise.
16380 * tree-vn.c: Likewise.
16381 * tree-vrp.c: Likewise.
16382 * tree.c: Likewise.
16383 * tree.def: Likewise.
16384 * tree.h: Likewise.
16385 * unwind-dw2-fde.c: Likewise.
16386 * unwind.inc: Likewise.
16387 * value-prof.c: Likewise.
16388 * vmsdbgout.c: Likewise.
16390 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16392 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16393 always place FP constants in the TOC for TARGET_POWERPC64.
16394 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16396 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16398 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16399 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16400 enable for TARGET_E500_DOUBLE.
16401 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16402 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16403 floating-point modes like integer modes for E500 double.
16404 (rs6000_legitimate_offset_address_p): Likewise.
16405 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16406 addressing for DDmode for E500 double.
16407 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16408 modes as using 64-bits of registers for E500 double.
16409 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16410 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16411 specially for E500 double.
16412 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16413 TDmode for E500 double.
16414 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16415 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16416 (rs6000_split_multireg_move): Do not handle TDmode specially for
16418 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16419 using 64-bit registers for E500 double.
16420 (emit_frame_save): Do not handle DDmode specially for E500 double.
16421 (gen_frame_mem_offset): Likewise.
16422 (rs6000_function_value): Do not call spe_build_register_parallel
16423 for DDmode or TDmode.
16424 (rs6000_libcall_value): Likewise.
16425 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16426 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16429 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16431 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16434 2008-06-04 Junjie Gu <jgu@tensilica.com>
16436 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16437 comparison for frame pointers.
16439 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16442 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16444 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16447 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16448 register is already smaller or equal to required mode.
16450 2008-06-04 Xinliang David Li <davidxl@google.com>
16452 * tree-call-cdce.c: New file.
16453 (cond_dead_built_in_calls): New static variable.
16454 (input_domain): New struct.
16455 (check_pow): New function.
16456 (check_builtin_call): Ditto.
16457 (check_target_format): Ditto.
16458 (is_call_dce_candidate): Ditto.
16459 (gen_one_condition): Ditto.
16460 (gen_conditions_for_domain): Ditto.
16461 (get_domain): Ditto.
16462 (gen_conditions_for_pow_cst_base): Ditto.
16463 (gen_conditions_for_pow_int_base): Ditto.
16464 (gen_conditions_for_pow): Ditto.
16465 (get_no_error_domain): Ditto.
16466 (gen_shrink_wrap_conditions): Ditto.
16467 (shrink_wrap_one_built_in_call): Ditto.
16468 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16469 (tree_call_cdce): Ditto.
16470 (gate_call_cdce): Ditto.
16471 (pass_call_cdce): New gimple pass.
16472 * passes.c: (init_optimization_passes): New pass.
16473 * tree-pass.h: New pass declaration.
16474 * opts.c (decode_options): New flag setting.
16475 * common.opt: Add -ftree-builtin-call-dce flag.
16476 * Makefile.in: Add new source file.
16477 * tempvar.def: New tv_id.
16478 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16480 2008-06-04 Richard Guenther <rguenther@suse.de>
16482 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16483 (is_call_clobbered): Always check var_ann->call_clobbered.
16484 (mark_call_clobbered): Always set var_ann->call_clobbered.
16485 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16486 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16487 (reset_alias_info): Clear call clobbering info on MTAGs and
16489 (set_pt_anything): Set pt_global_mem.
16490 (create_tag_raw): Adjust comment.
16491 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16493 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16494 Maxim Kuvyrkov <maxim@codesourcery.com>
16496 * config/m68k/m68k.opt (mxgot): New option.
16497 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16498 (m68k_output_addr_const_extra): New.
16499 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16500 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16501 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16502 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16504 2008-06-04 Richard Guenther <rguenther@suse.de>
16506 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16507 negative or non-representable offsets.
16509 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16511 * config/i386/i386.c (ix86_gen_leave): New.
16512 (ix86_gen_pop1): Likewise.
16513 (ix86_gen_add3): Likewise.
16514 (ix86_gen_sub3): Likewise.
16515 (ix86_gen_sub3_carry): Likewise.
16516 (ix86_gen_one_cmpl2): Likewise.
16517 (ix86_gen_monitor): Likewise.
16518 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16519 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16520 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16521 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16522 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16523 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16524 (ix86_expand_epilogue): Updated.
16525 (print_operand): Handle integer register operand for 'z'.
16526 (ix86_expand_strlensi_unroll_1): Likewise.
16527 (ix86_expand_strlen): Likewise.
16528 (ix86_expand_builtin): Likewise.
16529 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16530 mov{q}/mov{l} and add{q}/add{l}.
16532 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16534 * config/i386/i386.md (P): New mode iterator.
16535 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16536 using P mode iterator.
16537 (DFmode push_operand splitter): Ditto.
16538 (XFmode push_operand splitter): Ditto.
16539 (DFmode float_extend SFmode push_operand splitter): Ditto.
16540 (XFmode float_extend SFmode push_operand splitter): Do not generate
16541 SImode pushes for 64bit target. Macroize Dimode and SImode
16542 pushes using P mode iterator.
16543 (XFmode float_extend DFmode push_operand splitter): Ditto.
16545 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16547 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16548 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16549 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16550 return type to int.
16551 (ix86_call_abi_override): Remove check for call_used_regs.
16553 2008-06-03 Richard Guenther <rguenther@suse.de>
16555 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16556 for the lhs of calls if the return type contains pointers.
16558 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16560 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16561 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16562 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16563 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16564 of cfun and DEFAULT_ABI to deceide abi mode.
16565 (DEFAULT_ABI): New.
16566 (REG_PARM_STACK_SPACE): Removed.
16567 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16568 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16569 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16570 (ix86_function_abi): Likewise.
16571 (ix86_function_type_abi): Likewise.
16572 (ix86_call_abi_override): Likewise.
16573 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16574 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16575 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16576 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16578 (X86_64_REGPARM_MAX): New.
16579 (X86_64_SSE_REGPARM_MAX): New.
16580 (X64_REGPARM_MAX): New.
16581 (X64_SSE_REGPARM_MAX): New.
16582 (X86_32_REGPARM_MAX): New.
16583 (X86_32_SSE_REGPARM_MAX): New.
16584 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16585 (ix86_function_regparm): Handle user calling abi.
16586 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16587 by DEFAULT_ABI versus SYSV_ABI check.
16588 (ix86_reg_parm_stack_space): New.
16589 (ix86_function_type_abi): New.
16590 (ix86_call_abi_override): New.
16591 (ix86_function_abi): New.
16592 (ix86_cfun_abi): New.
16593 (init_cumulative_args): Call abi specific initialization.
16594 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16595 (function_arg_64): Extend SSE_REGPARM_MAX check.
16596 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16597 (ix86_pass_by_reference): Likewise.
16598 (ix86_function_value_regno_p): Likewise.
16599 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16600 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16601 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16602 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16603 (setup_incoming_varargs_64): Adjust regparm for call abi.
16604 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16605 (ix86_va_start): Likewise.
16606 (ix86_gimplify_va_arg): Likewise.
16607 (ix86_expand_prologue): Likewise.
16608 (output_pic_addr_const): Likewise.
16609 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16610 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16611 (x86_output_mi_thunk): Likewise.
16612 (x86_function_profiler): Likewise.
16613 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16614 (SYSV_ABI, MS_ABI): New constants.
16615 (DEFAULT_ABI): New.
16616 (init_regs): Add prototype of function in regclass.c file.
16617 (OVERRIDE_ABI_FORMAT): New.
16618 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16619 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16620 (OUTGOING_REG_PARM_STACK_SPACE): New.
16621 (ix86_reg_parm_stack_space): New prototype.
16622 (CUMULATIVE_ARGS): Add call_abi member.
16623 (machine_function): Add call_abi member.
16624 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16625 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16627 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16630 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16631 (avr_builtin_setjmp_frame_value): New function.
16632 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16633 (nonlocal_goto): Define.
16635 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16637 * config/mips/mips.c (mips_emit_loadgp): Return early if
16638 there is nothing do to, otherwise emit a blockage if
16639 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16640 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16642 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16644 * configure.ac: Drop unneeded backslash ending up in config.in.
16645 * acinclude.m4: Likewise.
16646 * config.in: Regenerate.
16648 2008-05-26 Jan Hubicka <jh@suse.cz>
16650 * predict.c (maybe_hot_frequency_p): Break out of...
16651 (maybe_hot_bb_p): ... here.
16652 (maybe_hot_edge_p): New.
16653 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16654 * basic-block.h (maybe_hot_edge_p): Declare.
16656 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16658 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16659 (*cmpfp_<mode>_cc): Ditto.
16660 (*fp_jcc_8<mode>_387): Ditto.
16661 (*fop_<MODEF:mode>_2_i387): Ditto.
16662 (*fop_<MODEF:mode>_3_i387): Ditto.
16663 (*fop_xf_2_i387): Ditto.
16664 (*fop_xf_3_i387): Ditto.
16666 2008-06-02 Tomas Bily <tbily@suse.cz>
16668 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16670 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16672 * config/mips/mips.c (mips_valid_offset_p): New function.
16673 (mips_valid_lo_sum_p): Likewise.
16674 (mips_classify_address): Use them.
16675 (mips_force_address): New function.
16676 (mips_legitimize_address): Use it.
16677 * config/mips/mips.md (MOVE128): New mode iterator.
16678 (movtf): Require TARGET_64BIT. Remove empty strings.
16679 (*movtf_internal): Rename to...
16680 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16681 of "R" and use {,fp}{load,store} attributes instead of "multi".
16682 Use a separate define_split.
16683 (*movtf_mips16): New pattern.
16685 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16687 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16688 * config/mips/mips.c (mips_expand_before_return): New function.
16689 (mips_expand_epilogue): Call it.
16690 * config/mips/mips.md (return): Turn into a define_expand.
16691 (*return): New insn.
16693 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16695 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16696 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16697 functions. Do not emit uses and clobbers of CONCATs; individually
16698 use and clobber their operands.
16699 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16700 gen_clobber, emit_use and gen_use.
16701 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16702 (expand_builtin_return): Likewise.
16703 * cfgbuild.c (count_basic_blocks): Likewise.
16704 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16705 * explow.c (emit_stack_restore): Likewise.
16706 * expmed.c (extract_bit_field_1): Likewise.
16707 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16708 (emit_move_multi_word, store_constructor): Likewise.
16709 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16710 (thread_prologue_and_epilogue_insns): Likewise.
16711 * lower-subreg.c (resolve_simple_move): Likewise.
16712 * optabs.c (widen_operand, expand_binop): Likewise.
16713 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16714 * reload.c (find_reloads): Likewise.
16715 * reload1.c (eliminate_regs_in_insn): Likewise.
16716 * stmt.c (expand_nl_goto_receiver): Likewise.
16717 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16718 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16719 * config/arm/arm.c (arm_load_pic_register): Likewise.
16720 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16721 * config/arm/arm.md (untyped_return): Likewise.
16722 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16723 * config/avr/avr.c (expand_prologue): Likewise.
16724 * config/bfin/bfin.c (do_unlink): Likewise.
16725 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16726 * config/cris/cris.c (cris_expand_prologue): Likewise.
16727 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16728 (machopic_legitimize_pic_address): Likewise.
16729 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16730 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16731 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16732 (ix86_expand_convert_uns_didf_sse): Likewise.
16733 (ix86_expand_vector_init_general): Likewise.
16734 * config/ia64/ia64.md (eh_epilogue): Likewise.
16735 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16736 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16737 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16738 (config/iq2000/iq2000.c): Likewise.
16739 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16740 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16741 (builtin_longjmp): Likewise.
16742 * config/mn10300/mn10300.md (call, call_value): Likewise.
16743 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16744 * config/pdp11/pdp11.md (abshi2): Likewise.
16745 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16746 * config/s390/s390.c (s390_emit_prologue): Likewise.
16747 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16748 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16749 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16750 * config/sh/sh.c (prepare_move_operands): Likewise.
16751 (output_stack_adjust, sh_expand_epilogue): Likewise.
16752 (sh_set_return_address, sh_expand_t_scc): Likewise.
16753 * config/sparc/sparc.c (load_pic_register): Likewise.
16754 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16755 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16756 * config/v850/v850.c (expand_epilogue): Likewise.
16758 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16760 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16761 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16762 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16763 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16764 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16765 stack pointer register.
16766 (output_movhi): Remove code for interrupt specific writing to the
16767 stack pointer register.
16769 2008-05-31 Richard Guenther <rguenther@suse.de>
16771 PR tree-optimization/34244
16772 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16773 (tree_expr_nonzero_warnv_p): Likewise.
16774 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16775 ssa_name_nonnegative_p.
16776 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16777 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16778 not tree_expr_nonzero_warnv_p.
16780 PR tree-optimization/36262
16782 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16784 PR tree-optimization/34244
16785 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16786 (record_numbers_of_iterations): New function.
16787 (execute_vrp): Cache the numbers of iterations of loops.
16788 * tree-scalar-evolution.c (scev_reset_except_niters):
16790 (scev_reset): Use scev_reset_except_niters.
16791 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16793 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16795 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16796 __WORKAROUND_RETS when appropriate.
16798 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16800 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16801 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16803 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16804 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16805 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16806 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16807 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16808 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16809 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16810 *fop_df_1_sse insn patterns using MODEF mode iterator.
16811 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16812 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16813 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16814 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16815 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16816 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16817 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16818 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16819 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16820 (*fop_xf_5_i387): Ditto.
16821 (*fop_xf_6_i387): Ditto.
16823 2008-05-30 Richard Guenther <rguenther@suse.de>
16825 * builtins.c (build_string_literal): Avoid generating
16826 a non-gimple_val result.
16828 2008-05-30 DJ Delorie <dj@redhat.com>
16830 * exec-tool.in: Use an environment variable (private) instead of a
16831 file (shared) as a semaphore, so as to not break parallel builds.
16833 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16835 * optabs.c (maybe_encapsulate_block): Remove.
16836 (emit_libcall_block): Adjust accordingly.
16837 * optabs.h (maybe_encapsulate_block): Remove prototype.
16839 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16840 Don't use maybe_encapsulate_block.
16842 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16844 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16845 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16846 rtx is a SYMBOL_REF before calling get_pool_constant.
16848 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16850 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16852 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16854 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16855 rather than OS names to choose INO_T_EQ definition.
16856 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16857 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16859 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16862 * config/darwin-f.c: New.
16863 * config/t-darwin: Added rule to build darwin-f.o.
16864 * config.gcc: Defined new variable, fortran_target_objs.
16865 (*-*-darwin*): Set fortran_target_objs.
16866 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16867 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16868 * configure: Regenerated.
16870 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16873 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16874 canonical type if needed.
16876 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16878 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16880 2008-05-29 Richard Guenther <rguenther@suse.de>
16882 PR tree-optimization/36343
16883 PR tree-optimization/36346
16884 PR tree-optimization/36347
16885 * tree-flow.h (clobber_what_p_points_to): Declare.
16886 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16887 pointed-to variable is dereferenced is irrelevant to whether
16888 the pointer can access the pointed-to variable.
16889 (clobber_what_p_points_to): New function.
16890 * tree-ssa-alias.c (set_initial_properties): Use it.
16891 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16892 call clobber check for NMTs.
16894 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16896 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16897 for printing gcov_type.
16899 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16901 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16902 and the eh region information.
16903 * value-prof.c (gimple_move_stmt_histograms): New function.
16904 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16906 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16908 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16910 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16912 * value-prof.c (tree_ic_transform): Print counts.
16913 * tree-profile.c (tree_gen_ic_func_profiler):
16914 Clear __gcov_indreict_call_callee variable to avoid misattribution
16917 2008-05-28 Rafael Espíndola <espindola@google.com>
16919 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16922 2008-05-28 Richard Guenther <rguenther@suse.de>
16924 PR tree-optimization/36339
16925 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16926 and clobbering code out of the loop.
16928 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16930 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16933 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16934 s390_contiguous_bitmask_p, s390_symref_operand_p,
16935 s390_check_symref_alignment, s390_reload_larl_operand,
16936 s390_reload_symref_address): New functions.
16937 (s390_branch_condition_mnemonic): Support compare and branch
16939 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16940 and 'W' constraints.
16941 (s390_secondary_reload): Add secondary reloads for unaligned
16942 symbol refs or symbol refs to floating point or QI/TI mode
16944 (legitimate_address_p): Accept symbol references as addresses.
16945 (s390_expand_insv): Use rotate and insert selected bits
16946 instruction for insv when building for z10.
16947 (print_operand_address): Handle symbol ref addresses.
16948 (print_operand): Output modifier 'c' added for signed byte values.
16949 (s390_encode_section_info): Mark symbol refs with
16950 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16952 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16953 (length attribute): RRF, RRR have 4 byte length.
16954 (FPALL, INTALL): New mode iterators added.
16955 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16956 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16957 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16958 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16959 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16960 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16961 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16962 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16964 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16965 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16966 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16967 reload<INTALL:mode><P:mode>_toreg_z10,
16968 reload<FPALL:mode><P:mode>_tomem_z10,
16969 reload<FPALL:mode><P:mode>_toreg_z10,
16970 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16971 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16972 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16973 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16975 (movmem, clrmem, cmpmem): New splitters added.
16977 * config/s390/predicates.md (larl_operand): Use
16978 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16979 SYMBOL_REF_ALIGN1_P.
16980 (s390_signed_integer_comparison,
16981 s390_unsigned_integer_comparison): New predicates.
16983 * config/s390/s390-protos.h (s390_check_symref_alignment,
16984 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16985 s390_reload_symref_address,
16986 s390_compare_and_branch_condition_mask): Prototypes added.
16988 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16989 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16990 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16992 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16994 * config/s390/s390.c (z10_cost): New cost function for z10.
16995 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16996 (s390_issue_rate): Adjust issue rate for z10.
16997 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16998 (processor_flags): Add PF_Z10.
16999 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17000 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17001 * gcc/config.gcc: Add z10.
17003 2008-05-28 Richard Guenther <rguenther@suse.de>
17005 PR tree-optimization/36291
17006 * tree-flow. h (struct gimple_df): Remove var_anns member.
17007 * tree-flow-inline.h (gimple_var_anns): Remove.
17008 (var_ann): Simplify.
17009 * tree-dfa.c (create_var_ann): Simplify.
17010 (remove_referenced_var): Clear alias info from var_anns of globals.
17011 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17012 (delete_tree_ssa): Clear alias info from var_anns of globals.
17013 Do not free var_anns.
17014 (var_ann_eq): Remove.
17015 (var_ann_hash): Likewise.
17017 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17019 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17020 and loongson2f entries.
17021 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17022 * config/mips/mips.h (processor_type): Add Loongson-2E
17023 and Loongson-2F entries.
17024 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17025 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17026 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17027 * doc/invoke.texi (MIPS Options): Document loongson2e
17028 and loongson2f processor names.
17030 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17034 * config/i386/i386.c (ix86_function_arg_boundary): Use
17035 alignment of canonical type.
17036 (ix86_expand_vector_move): Check unaligned memory access for
17039 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17041 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17042 Moved to the front of file.
17044 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17045 H.J. Lu <hongjiu.lu@intel.com>
17047 * dwarf2out.c (current_fde): New.
17049 (lookup_cfa:): Likewise.
17050 (dwarf2out_end_epilogue): Likewise.
17051 (dwarf2out_note_section_used): Likewise.
17053 2008-05-27 Michael Matz <matz@suse.de>
17056 * c.opt (Wenum-compare): New warning option.
17057 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17059 2008-05-27 Michael Matz <matz@suse.de>
17061 PR middle-end/36326
17062 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17064 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17065 into memory as tail calls.
17067 2008-05-27 Richard Guenther <rguenther@suse.de>
17069 PR tree-optimization/36339
17070 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17071 pointers cause all addressable variables to be call clobbered.
17073 2008-05-27 Richard Guenther <rguenther@suse.de>
17075 PR tree-optimization/36245
17076 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17078 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17080 * config/s390/s390.md: Replace all occurences of the 'm'
17081 constraint with 'RT'.
17083 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17085 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17087 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17089 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17090 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17091 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17093 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17095 * reload.c: (find_reloads): Skip alternatives according to the
17096 "enabled" attribute. Constify the constraint variable.
17097 * recog.c (get_attr_enabled): Add default implementation.
17098 (extract_insn): Set the alternative_enabled_p array
17099 in the recog_data struct.
17100 (preprocess_constraints, constrain_operands): Skip
17101 alternatives according to the "enabled" attribute
17102 * recog.h (struct recog_data): New field alternative_enabled_p.
17103 (skip_alternative): New inline function.
17104 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17105 (record_reg_classes): Skip alternative according to the
17106 "enabled" attribute.
17108 * doc/md.texi: Add documention for the "enabled" attribute.
17110 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17112 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17113 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17114 constraint with TARGET_MEM_CONSTRAINT.
17115 * recog.c (asm_operand_ok, preprocess_constraints,
17116 constrain_operands): Likewise.
17117 * regclass.c (record_reg_classes): Likewise.
17118 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17119 * reload1.c (maybe_fix_stack_asms): Likewise.
17120 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17121 * recog.h: Adjust comment.
17122 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17123 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17124 * doc/md.texi: Add a note to description of 'm' constraint.
17125 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17127 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17129 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17130 that the bitfield is of integral type before testing its precision.
17132 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17133 Sa Liu <saliu@de.ibm.com>
17135 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17136 __modti3, __udivti3, __umodti3 and __udivmodti4.
17137 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17138 that implement TImode mul and div functions.
17139 * config/spu/multi3.c: New. Implement __multi3.
17140 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17141 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17144 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17146 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17147 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17148 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17149 tls_sysv_suffix): New mode and mode attribute iterators.
17150 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17151 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17152 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17153 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17154 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17157 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17159 PR tree-optimization/36329
17160 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17161 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17162 * cgraphbuild.c (initialize_inline_failed): Use the latter
17163 macro in lieu of the former.
17164 * ipa-inline.c (cgraph_mark_inline): Likewise.
17165 (cgraph_decide_inlining_of_small_function): Likewise.
17166 (cgraph_decide_inlining): Likewise.
17167 (cgraph_decide_inlining_incrementally): Likewise.
17169 2008-05-26 Tristan Gingold <gingold@adacore.com>
17170 Anatoly Sokolov <aesok@post.ru>
17172 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17173 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17174 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17175 optimization for 'avr6' architecture.
17177 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17180 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17182 2008-05-26 Richard Guenther <rguenther@suse.de>
17184 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17185 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17187 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17189 PR middle-end/36253
17190 * caller-save.c (insert_restore): Verify alignment of spill space.
17191 (insert_save): Likewise.
17192 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17193 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17194 (STACK_SLOT_ALIGNMENT): Likewise.
17195 * function.c (LOCAL_ALIGNMENT): Removed.
17196 (get_stack_local_alignment): New.
17197 (assign_stack_local): Use it. Set alignment on stack slot.
17198 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17199 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17200 (STACK_SLOT_ALIGNMENT): New.
17201 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17202 stack slot in XFmode.
17204 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17206 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17209 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17210 argument operand in rax isn't removed.
17212 2008-05-26 Richard Guenther <rguenther@suse.de>
17214 PR middle-end/36300
17215 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17216 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17218 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17221 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17223 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17225 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17226 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17228 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17230 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17231 build a trampoline if we don't want one.
17232 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17233 return zero for nested functions if we don't want a trampoline.
17235 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17237 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17239 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17242 * c.opt: Removed undocumented option '-lang-fortran'.
17243 * c-common.h: Removed global variable 'lang_fortran'.
17244 * c-opts.c (c_common_handle_option): Removed code to handle
17245 option '-lang-fortran'. Updated includes.
17246 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17247 definition of '__GFORTRAN__'.
17248 (define__GNUC__): Reimplemented to use BASEVER and
17249 cpp_define_formatted.
17250 (builtin_define_with_value_n): Removed.
17251 * c-incpath.h: Renamed to ...
17252 * incpath.h: ... this.
17253 * c-incpath.c: Renamed to ...
17254 * incpath.c: ... this. Updated includes.
17255 * fix-header.c: Updated includes.
17256 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17257 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17258 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17260 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17262 * tree.h: Update the table of flags used on tree nodes.
17263 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17264 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17265 (FORCED_LABEL): Add access check.
17266 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17267 (ASM_INPUT_P): Likewise.
17268 (ASM_VOLATILE_P): Likewise.
17269 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17270 (OMP_SECTION_LAST): Access private_flag directly.
17271 (OMP_RETURN_NOWAIT): Likewise.
17272 (OMP_PARALLEL_COMBINED): Likewise.
17273 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17274 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17275 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17276 deprecated_flag directly.
17278 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17280 * final.c (frame_pointer_needed): Removed.
17281 * flags.h (frame_pointer_needed): Likewise.
17283 * function.h (rtl_data): Add frame_pointer_needed.
17284 (frame_pointer_needed): New.
17286 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17288 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17290 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17292 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17295 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17297 * c-common.c (strip_array_types): Move function to..
17299 (get_inner_array_type): Delete.
17300 * c-common.h (strip_array_types): Move declaration to..
17302 (get_inner_array_type): Delete.
17303 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17304 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17305 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17306 * config/pa/pa.c (emit_move_sequence): Likewise.
17308 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17310 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17313 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17315 * function.c: Include target hook for nonlocal_goto frame value.
17317 2008-05-24 Richard Guenther <rguenther@suse.de>
17319 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17320 variable can be only accessed through a pointer or a union.
17322 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17324 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17325 * doc/extend.texi: Likewise.
17327 2008-05-23 DJ Delorie <dj@redhat.com>
17329 * config/m32c/jump.md (untyped_call): Add.
17331 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17332 for A24 to PSImode.
17333 (m32c_address_cost): Detail costs for indirect offsets.
17335 2008-05-23 Rafael Espíndola <espindola@google.com>
17337 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17338 if a node is a SUBREG.
17339 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17342 2008-05-23 Paul Brook <paul@codesourcery.com>
17343 Carlos O'Donell <carlos@codesourcery.com>
17345 * doc/extend.texi: Clarify use of __attribute__((naked)).
17346 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17347 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17348 * function.c (use_register_for_decl): Use
17349 targetm.calls.allocate_stack_slots_for_args.
17350 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17351 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17352 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17354 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17356 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17358 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17360 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17361 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17362 is only rounded once.
17364 2008-05-23 Richard Guenther <rguenther@suse.de>
17366 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17368 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17369 Jakub Jelinek <jakub@redhat.com>
17372 * configure.ac: Handle --enable-cld.
17373 * configure: Regenerated.
17374 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17375 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17376 (ix86_current_function_needs_cld): New define.
17377 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17378 (cld): New isns pattern.
17379 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17380 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17381 * config/i386/i386.opt (mcld): New option.
17382 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17383 TARGET_CLD and ix86_current_function_needs_cld.
17384 (override_options): Use -mcld by default for 32-bit code if
17387 * doc/install.texi (Options specification): Document --enable-cld.
17388 * doc/invoke.texi (Machine Dependent Options)
17389 [i386 and x86-64 Options]: Add -mcld option.
17390 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17392 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17393 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17394 (return_in_memory_64): Likewise.
17395 (return_in_memory_ms_64): Likewise.
17397 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17399 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17400 * builtins.c (fold_builtin_fpclassify): New.
17401 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17402 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17403 * c-common.c (handle_type_generic_attribute): Adjust to accept
17404 fixed arguments before an elipsis.
17405 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17406 * doc/extend.texi: Document __builtin_fpclassify.
17408 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17410 * omp-low.c (gate_expand_omp_ssa): Remove.
17411 (pass_expand_omp_ssa): Remove.
17412 (gate_expand_omp): Do not check for flag_openmp_ssa.
17413 * common.opt (-fopenmp-ssa): Remove.
17414 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17416 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17418 * config/sh/sh.opt (mfixed-range): New option.
17419 * config/sh/sh-protos.h (sh_fix_range): Declare.
17420 * config/sh/sh.c (sh_fix_range): New function.
17421 * config/sh/sh.h (sh_fixed_range_str): Declare.
17422 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17424 * doc/invoke.texi (SH Options): Document -mfixed-range.
17426 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17428 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17429 it before the redeclaration.
17431 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17433 * config/avr/avr.c (get_sequence_length): Add new function.
17434 (expand_prologue, expand_epilogue): Remove duplicate code.
17436 2008-05-22 Rafael Espíndola <espindola@google.com>
17438 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17441 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17443 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17444 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17446 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17447 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17448 (vect_update_misalignment_for_peel): Likewise.
17449 (vector_alignment_reachable_p): Likewise.
17450 * tree-vect-transform.c (vectorizable_load): Likewise.
17451 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17452 (get_vectype_for_scalar_type): Pass mode of scalar_type
17453 to UNITS_PER_SIMD_WORD.
17455 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17456 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17457 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17458 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17459 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17461 2008-05-22 Ira Rosen <irar@il.ibm.com>
17463 PR tree-optimization/36293
17464 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17465 if the first load must be skipped because of a gap.
17467 2008-05-22 Richard Guenther <rguenther@suse.de>
17469 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17470 more cases of offset disambiguation that is possible if
17471 strict-aliasing rules apply.
17472 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17473 for basic offset and type-based disambiguation.
17475 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17477 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17478 ix86_expand_vector_set on V16QImode for SSE4.1.
17480 2008-05-21 Tom Tromey <tromey@redhat.com>
17482 * c.opt (Wimport): Mark as undocumented.
17483 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17485 (Warning Options): Likewise.
17486 * doc/cppopts.texi: Don't mention -Wimport.
17488 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17490 PR tree-optimization/36287
17491 PR tree-optimization/36286
17492 * lambda-code.c (build_access_matrix): Do not use the loop->num
17493 for computing the number of induction variables: use the loop depth
17496 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17499 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17500 option -f(no-)leading-underscore.
17502 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17504 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17505 GET_MODE_NUNITS (mode).
17507 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17509 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17510 (-mmulhw): Add 464 to description.
17511 (-mdlmzb): Likewise.
17512 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17513 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17515 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17516 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17517 * config/rs6000/rs6000.md: Update comments for 464.
17519 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17521 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17523 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17525 * config/i386/sse.md (vec_extractv4sf): Removed.
17526 (vec_extractv2df): Likewise.
17527 (vec_extractv2di): Likewise.
17528 (vec_extractv4si): Likewise.
17529 (vec_extractv8hi): Likewise.
17530 (vec_extractv16qi): Likewise.
17531 (vec_extract<mode>): New.
17533 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17535 * config/i386/sse.md (vec_setv4sf): Removed.
17536 (vec_setv2df): Likewise.
17537 (vec_setv2di): Likewise.
17538 (vec_setv4si): Likewise.
17539 (vec_setv8hi): Likewise.
17540 (vec_setv16qi): Likewise.
17541 (vec_set<mode>): New.
17543 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17545 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17546 goto for vec_concat and vec_interleave.
17548 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17550 * config/i386/sse.md (vec_initv4sf): Removed.
17551 (vec_initv2df): Likewise.
17552 (vec_initv2di): Likewise.
17553 (vec_initv4si): Likewise.
17554 (vec_initv8hi): Likewise.
17555 (vec_initv16qi): Likewise.
17556 (vec_init<mode>): New.
17558 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17560 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17562 2008-05-21 Tom Tromey <tromey@redhat.com>
17564 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17565 (zone_find_object_offset): Likewise.
17566 (gt_ggc_m_S): Likewise.
17567 (highest_bit): Likewise.
17568 * ggc-page.c (gt_ggc_m_S): New function.
17569 * stringpool.c (string_stack): Remove.
17570 (init_stringpool): Update.
17571 (ggc_alloc_string): Use ggc_alloc.
17572 (maybe_delete_ident): New function.
17573 (ggc_purge_stringpool): Likewise.
17574 (gt_ggc_m_S): Remove.
17575 * ggc-common.c (ggc_protect_identifiers): New global.
17576 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17577 ggc_protect_identifiers.
17578 * ggc.h (ggc_protect_identifiers): Declare.
17579 (gt_ggc_m_S): Update.
17580 (ggc_purge_stringpool): Declare.
17581 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17582 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17584 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17586 2008-05-21 David S. Miller <davem@davemloft.net>
17588 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17591 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17593 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17596 2008-05-20 David Daney <ddaney@avtrex.com>
17598 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17599 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17600 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17601 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17602 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17603 (atomic_hiqi_op): New define_code_iterator.
17604 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17605 mips_expand_compare_and_swap_12.
17606 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17607 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17608 (sync_<optab><mode>, sync_old_<optab><mode>,
17609 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17610 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17611 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17612 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17613 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17614 (test_and_set_12): New insn.
17615 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17616 sync_new_<optab><mode>, sync_old_nand<mode>,
17617 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17618 clobber to operand 0 for SI and DI mode insns.
17619 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17620 mips_gen_fn_4): New typedefs.
17621 (mips_gen_fn_ptrs): Define new union type.
17622 (mips_expand_compare_and_swap_12): Remove declaration.
17623 (mips_expand_atomic_qihi): Declare function.
17624 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17625 (mips_expand_atomic_qihi): ... this. Use new generator function
17627 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17628 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17629 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17630 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17631 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17632 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17633 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17634 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17635 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17636 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17639 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17641 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17644 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17646 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17647 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17648 (avr_attribute_table): Add 'OS_main' function attribute.
17649 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17650 functions with 'OS_main' attribute.
17652 2008-05-20 Richard Guenther <rguenther@suse.de>
17654 PR tree-optimization/35204
17655 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17656 helper, split out from ...
17657 (DFS): ... here. Make the DFS walk non-recursive.
17659 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17660 Jan Sjodin <jan.sjodin@amd.com>
17662 PR tree-optimization/36181
17663 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17664 (parallelize_loops): Don't parallelize when the loop has vector
17667 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17668 Sebastian Pop <sebastian.pop@amd.com>
17670 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17671 matrix, and never look at the tree representation of the memory
17673 (linear_transform_loops): Computes parameters and access matrices.
17674 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17676 (access_matrix_get_index_for_parameter): New.
17677 * tree-data-ref.h (struct access_matrix): New.
17678 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17679 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17680 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17681 am_vector_index_for_loop): New.
17682 (struct data_reference): Add field access_matrix.
17683 (DR_ACCESS_MATRIX): New.
17684 (compute_data_dependences_for_loop): Update declaration.
17685 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17686 * lambda.h (lambda_vector_vec_p): Declared.
17687 * lambda-code.c: Depend on pointer-set.h.
17688 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17689 av_for_af_base, av_for_af, build_access_matrix,
17690 lambda_compute_access_matrices): New.
17691 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17693 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17695 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17696 $SOURCEDIR/include.
17698 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17699 Sebastian Pop <sebastian.pop@amd.com>
17701 PR tree-optimization/36206
17702 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17704 (instantiate_scev_1): Rename flags to fold_conversions.
17705 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17706 outeside instantiation_loop.
17707 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17708 (evolution_function_is_affine_or_constant_p): Removed.
17709 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17711 (analyze_siv_subscript): Pass in the loop nest number.
17712 Call evolution_function_is_affine_in_loop instead of
17713 evolution_function_is_affine_p.
17714 (analyze_overlapping_iterations): Pass in the loop nest number.
17716 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17717 Sebastian Pop <sebastian.pop@amd.com>
17719 PR tree-optimization/36206
17720 * tree-chrec.h (chrec_fold_op): New.
17721 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17724 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17726 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17728 (remove_duplicates): Do not set inode on non-inode systems.
17731 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17733 * config.gcc (tm_file): Update comments about relative pathnames.
17735 2008-05-20 Richard Guenther <rguenther@suse.de>
17737 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17738 * tree-ssa-sccvn.c (process_scc): Likewise.
17739 * tree-ssa-sink.c (execute_sink_code): Likewise.
17740 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17741 * tree-vrp.c (process_assert_insertions): Likewise.
17742 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17743 (perform_tree_ssa_dce): Likewise.
17744 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17745 (dump_dominator_optimization_stats): Likewise.
17746 * tree-vectorizer.c (vectorize_loops): Likewise.
17748 2008-05-20 Richard Guenther <rguenther@suse.de>
17750 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17752 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17754 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17755 (ix86_i386elf_return_in_memory): Likewise.
17756 (ix86_i386interix_return_in_memory): Likewise.
17757 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17758 (SUBTARGET_RETURN_IN_MEMORY): New.
17759 * config/i386/i386elf.h: Likewise.
17760 * config/i386/ptx4-i.h: Likewise.
17761 * config/i386/sol2-10.h: Likewise.
17762 * config/i386/sysv4.h: Likewise.
17763 * config/i386/vx-common.h: Likewise.
17764 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17765 * config/i386/i386.c (ix86_return_in_memory): Made static and
17766 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17767 (ix86_i386elf_return_in_memory): Removed.
17768 (ix86_i386interix_return_in_memory): Removed.
17769 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17770 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17772 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17774 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17776 2008-05-19 Xinliang David Li <davidxl@google.com>
17778 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17780 * common.opt: Ditto.
17781 * doc/invoke.texi: Ditto.
17783 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17785 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17786 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17788 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17790 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17791 sizes of operand array from 8/4 to 4/2.
17792 (ix86_expand_vector_init_general): Change size of operand array
17793 from 32 to 16. Remove op0, op1 and half_mode.
17795 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17797 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17798 (ix86_expand_vector_init_interleave): Likewise.
17799 (ix86_expand_vector_init_general): Use them. Assert
17800 word_mode == SImode when n_words == 4.
17802 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17804 * config/i386/i386.c (ix86_secondary_reload): New static function.
17805 (TARGET_SECONDARY_RELOAD): New define.
17806 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17807 * config/i386/i386.md (reload_outqi): Remove.
17809 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17811 PR middle-end/35509
17812 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17813 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17814 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17815 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17816 (fold_builtin_1): Likewise.
17817 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17818 c-common.c (check_builtin_function_arguments): Handle
17819 BUILT_IN_ISINF_SIGN.
17820 * doc/extend.texi: Document __builtin_isinf_sign.
17821 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17823 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17825 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17826 EH cleanup at the end of the pass, search for those that have been
17827 turned into forwarder blocks and do the cleanup on their successor.
17829 2008-05-18 Richard Guenther <rguenther@suse.de>
17831 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17832 pointers to sizetype and vice versa.
17834 2008-05-18 Xinliang David Li <davidxl@google.com>
17836 * gcc/tree-ssa-dce.c: Coding style fix.
17837 (check_pow): Documentation comment.
17838 (check_log): Documenation comment. Coding style fix.
17839 (is_unnecessary_except_errno_call): Ditto.
17840 (gen_conditions_for_pow): Ditto.
17841 (gen_conditions_for_log): Ditto.
17842 (gen_shrink_wrap_conditions): Ditto.
17843 (shrink_wrap_one_built_in_calls): Ditto.
17844 * gcc/doc/invoke.texi: Better documentation string.
17845 * ChangeLog: Fix wrong change log entries from
17846 May 17 checkin on function call DCE.
17848 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17850 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17852 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17854 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17855 * df-problems.c (simulation routines): Fixed block comment to
17856 properly say how to add forwards scanning functions.
17858 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17860 * tree-inline.c (setup_one_parameter): Remove dead code.
17862 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17864 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17865 a BIT_AND_EXPR only for an INTEGER_TYPE.
17867 2008-05-17 Xinliang David Li <davidxl@google.com>
17869 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17870 (check_pow, check_log, is_unnecessary_except_errno_call): New
17871 functions to check for eliminating math functions that are pure
17872 except for setting errno.
17873 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17874 general condition expressions for shrink-wrapping pow/log calls.
17875 (gen_shrink_wrap_conditions): Ditto.
17876 (shrink_wrap_one_built_in_call): Ditto.
17877 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17878 (mark_operand_necessary): If debugging, output if OP is necessary.
17879 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17881 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17883 * gcc/common.opt: New user flag -ftree-builtin-dce.
17884 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17886 2008-05-16 David S. Miller <davem@davemloft.net>
17888 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17889 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17891 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17894 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17896 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17898 * ifcvt.c (dead_or_predicable): Rename
17899 df_simulate_one_insn_backwards to df_simulate_one_insn.
17900 * recog.c (peephole2_optimize): Ditto.
17901 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17903 * df.h: Rename df_simulate_one_insn_backwards to
17904 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17905 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17906 scanning of defs and uses.
17907 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17908 (df_simulate_one_insn_forwards): Removed.
17910 2008-05-16 Doug Kwan <dougkwan@google.com>
17912 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17914 (real_from_string): Handle NaNs and Inf as approriate.
17916 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17918 * doc/gty.texi (Source Files Containing Type Information): Note
17919 that headers should appear first in the gtfiles list.
17921 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17923 * tree.def (COND_EXEC): Properly documented this code.
17925 2008-05-16 Diego Novillo <dnovillo@google.com>
17927 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17928 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17931 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17933 * tree-ssa-dse (max_stmt_uid): Removed.
17934 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17935 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17936 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17937 * function.h (cfun.last_stmt_uid): New field.
17938 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17939 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17941 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17942 (create_stmt_ann): Initialize the ann->uid field.
17943 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17945 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17947 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17949 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17950 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17951 (init_empty_tree_cfg): Call it.
17953 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17955 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17958 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17960 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17961 * tree-dump.c (dump_options): New verbose option.
17962 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17964 * tree-pass.h (TDF_VERBOSE): New dump flag.
17965 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17966 (tree-flow.h): Added include.
17967 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17969 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17971 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17973 From Jie Zhang <jie.zhang@analog.com>
17974 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17975 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17976 mcpu=bf561-none and mcpu=bf561-0.2.
17977 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17978 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17979 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17980 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17981 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17982 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17983 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17985 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17986 (cputype_selected): Remove.
17987 (bfin_handle_option): Don't use cputype_selected.
17988 (override_options): When no mcpu option, enable all workarounds.
17989 Don't use bfin_workarounds.
17990 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17992 (DEFAULT_CPU_TYPE): Don't define.
17994 2008-05-16 Richard Guenther <rguenther@suse.de>
17996 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17997 on deletion of the last stmt.
17999 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18001 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18002 V8HImode for SSE2 and V16QImode for SSE4.1.
18004 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18006 * cgraph.h (compute_inline_parameters): Made public.
18007 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18008 variable_generate_summary, function_write_summary,
18009 variable_write_summary, variable_read_summary. Added generate_summary,
18010 write_summary, read_summary.
18011 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18012 pass_ipa_inline.function_generate_summary, to
18013 compute_inline_parameters.
18014 * ipa-inline.c (compute_inline_parameters): Made public and added
18016 (compute_inline_parameters_for_current): New function.
18017 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18018 (inline_generate_summary): Removed parameter and made to loop over
18020 (pass_ipa_inline): Updated for new IPA_PASS structure.
18021 * passes.c (execute_ipa_summary_passes): Now is called once per
18022 pass rather than once per node*pass.
18024 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18026 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18027 avr_have_mul_p, avr_asm_only_p): Remove variables.
18028 (avr_override_options): Remove initialization of removed variables.
18029 (avr_file_start): Convert removed variables to fields of
18030 'struct base_arch_s *avr_current_arch'.
18031 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18032 (AVR_HAVE_MUL): (Ditto.).
18033 (AVR_HAVE_MOVW): (Ditto.).
18034 (AVR_HAVE_LPMX): (Ditto.).
18035 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18036 avr_asm_only_p): Remove declaration.
18038 2008-05-15 Diego Novillo <dnovillo@google.com>
18040 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18041 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18043 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18045 PR middle-end/36194
18046 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18047 Don't call record_truncated_value from here.
18048 (record_truncated_value): Turn it into a for_each_rtx callback.
18049 (record_truncated_values): New function.
18050 (combine_instructions): Call note_uses with record_truncated_values.
18051 Change name of check_conversion to check_promoted_subreg.
18053 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18055 * doc/sourcebuild.texi: Document support for torture tests.
18057 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18059 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18060 to alternative 4 of operand 2.
18062 2008-05-15 Richard Guenther <rguenther@suse.de>
18064 * tree-pass.h (current_pass): Declare.
18065 (get_pass_for_id): Likewise.
18066 * passes.c (passes_by_id, passes_by_id_size): New globals.
18067 (set_pass_for_id): New function.
18068 (get_pass_for_id): Likewise.
18069 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18070 (execute_function_todo): Flush per function statistics.
18071 * toplev.c (compile_file): Init statistics.
18072 (general_init): Do early statistics initialization.
18073 (finalize): Finish statistics.
18074 * statistics.h (statistics_early_init): Declare.
18075 (statistics_init): Likewise.
18076 (statistics_fini): Likewise.
18077 (statistics_fini_pass): Likewise.
18078 (statistics_counter_event): Likewise.
18079 (statistics_histogram_event): Likewise.
18080 * statistics.c: New file.
18081 * Makefile.in (OBJS-common): Add statistics.o.
18082 (statistics.o): Add dependencies.
18083 * doc/invoke.texi (-fdump-statistics): Document.
18085 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18086 (insert): Likewise.
18087 (execute_pre): Use statistics_counter_event.
18088 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18089 (substitute_and_fold): Increment it. Use statistics_counter_event.
18091 2008-05-15 Diego Novillo <dnovillo@google.com>
18093 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18095 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18096 * tree-ssa-alias.c (new_type_alias): Remove references to
18097 sub-variables from comment.
18098 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18100 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18102 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18103 attribute to 1 only for insertps alternative.
18105 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18107 * config/bfin/bfin.md (loadbytes): New pattern.
18108 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18109 (bfin_init_builtins): Initialize it.
18110 (bdesc_1arg): Add it.
18112 2008-05-15 Sa Liu <saliu@de.ibm.com>
18114 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18115 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18116 * testsuite/lib/target-supports.exp: Add
18117 check_effective_target_fortran_integer_16.
18119 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18121 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18122 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18123 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18124 (TARGET_RETURN_IN_MEMORY): Define.
18126 2008-05-15 Richard Guenther <rguenther@suse.de>
18128 PR middle-end/36244
18129 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18130 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18131 represent unmodifiable vars.
18133 2008-05-15 Richard Guenther <rguenther@suse.de>
18135 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18136 INDIRECT_REF and TARGET_MEM_REF.
18137 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18140 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18141 H.J. Lu <hongjiu.lu@intel.com>
18143 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18144 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18145 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18146 insn alternatives. Add missing alternatives.
18147 (*vec_concatv2di_rex64_sse4_1): Likewise.
18148 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18149 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18150 Require TARGET_SSE.
18152 2008-05-15 Richard Guenther <rguenther@suse.de>
18154 PR tree-optimization/36009
18155 PR tree-optimization/36204
18156 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18157 (determine_invariantness_stmt): Record the loop a store is
18158 always executed in.
18159 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18162 2008-05-15 Richard Guenther <rguenther@suse.de>
18164 PR tree-optimization/34330
18165 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18166 through the pointer will alias the SMT.
18168 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18170 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18172 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18174 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18176 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18177 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18179 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18180 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18181 (vashl_optab): New optab for vector/vector shifts.
18182 (vashr_optab): Ditto.
18183 (vlshr_optab): Ditto.
18184 (vrotl_optab): Ditto.
18185 (vrotr_optab): Ditto.
18186 (optab_subtype): New enum for optab_for_tree_code call.
18187 (optab_for_tree_code): Add enum optab_subtype argument.
18189 * optabs.c (optab_for_tree_code): Take an additional argument to
18190 distinguish between a vector shift by a scalar and vector shift by
18191 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18192 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18193 vector shift by a vector.
18194 (expand_widen_pattern_expr): Pass additional argument to
18195 optab_for_tree_code.
18197 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18198 vrotl_optab, vrotr_optab.
18200 * expr.c (expand_expr_real_1): Update calls to
18201 optab_for_tree_code to distinguish between vector shifted by a
18202 scalar and vector shifted by a vector.
18203 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18204 (supportable_narrowing_operation): Ditto.
18205 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18206 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18207 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18208 (vect_create_epilog_for_reduction): Ditto.
18209 (vectorizable_reduction): Ditto.
18210 (vectorizable_operation): Ditto.
18211 (vect_strided_store_supported): Ditto.
18212 (vect_strided_load_supported): Ditto.
18213 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18214 * expmed.c (expand_shift): Ditto.
18216 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18218 (ashr@var{m}3): Ditto.
18219 (vashl@var{m}3): Document new vector/vector shift standard name.
18220 (vashr@var{m}3): Ditto.
18221 (vlshr@var{m}3): Ditto.
18222 (vrotl@var{m}3): Ditto.
18223 (vrotr@var{m}3): Ditto.
18225 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18226 (PPERM_INVERT): Ditto.
18227 (PPERM_REVERSE): Ditto.
18228 (PPERM_REV_INV): Ditto.
18229 (PPERM_ZERO): Ditto.
18230 (PPERM_ONES): Ditto.
18231 (PPERM_SIGN): Ditto.
18232 (PPERM_INV_SIGN): Ditto.
18233 (PPERM_SRC1): Ditto.
18234 (PPERM_SRC2): Ditto.
18236 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18237 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18238 allows a memory operand to be the value being added, and split it
18239 to improve vectorization.
18240 (sse5_pmacsdqh_mem): Ditto.
18241 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18242 (sse5_mulv2div2di3_high): Ditto.
18243 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18244 (vec_pack_trunc_v4si): Ditto.
18245 (vec_pack_trunc_v2di): Ditto.
18246 (sse5_pcmov_<mode>): Remove code that tried to use use
18247 andps/andnps instead of pcmov.
18248 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18249 pmacsdqh instructions.
18250 (vec_widen_smult_lo_v4si): Ditto.
18252 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18253 (PPERM_INVERT): Ditto.
18254 (PPERM_REVERSE): Ditto.
18255 (PPERM_REV_INV): Ditto.
18256 (PPERM_ZERO): Ditto.
18257 (PPERM_ONES): Ditto.
18258 (PPERM_SIGN): Ditto.
18259 (PPERM_INV_SIGN): Ditto.
18260 (PPERM_SRC1): Ditto.
18261 (PPERM_SRC2): Ditto.
18262 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18264 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18266 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18267 says ignore whether the last reference is a memory operand.
18269 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18270 Paolo Bonzini <bonzini at gnu dot org>
18272 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18275 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18276 (vlshr<mode>3): Rename from vlshr<mode>3.
18277 (vashr<mode>3): Rename from vashr<mode>3.
18278 (mulv4sf3): Change the names of vector shift patterns.
18282 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18285 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18310 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18311 (floatunssidf2_internal): Change vector/vector shift names.
18312 (floatunsdidf2_internal): Ditto.
18319 (vashl<mode>3): Rename from ashl<mode>3.
18320 (vashr<mode>3): Rename from ashr<mode>3.
18321 (vlshr<mode>3): Rename from lshr<mode>3.
18322 (vrotl<mode>3): Rename from rotl<mode>3.
18324 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18327 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18328 multiply gives the wrong value when doing widening multiplies.
18329 (vec_widen_smult_lo_v4si): Ditto.
18331 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18333 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18334 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18335 emit_library_call_value.
18336 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18337 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18338 * calls.c (initialize_argument_information, precompute_arguments,
18339 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18340 (precompute_arguments): Removed flags parameter.
18341 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18343 2008-05-14 Richard Guenther <rguenther@suse.de>
18345 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18346 Make sure to register the store if the use is a PHI_NODE.
18348 2008-05-14 Olivier Hainque <hainque@adacore.com>
18350 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18351 memory if the component is to be referenced in BLKmode according
18352 to get_inner_reference.
18354 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18356 * calls.c (emit_library_call_value_1): Restore code clearing
18357 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18359 2008-05-14 Olivier Hainque <hainque@adacore.com>
18360 Nicolas Roche <roche@adacore.com>
18362 * configure.ac: Add support for a "gcc_subdir" variable in
18363 config-lang.in, to denote a subdirectory where the language/GCC
18364 integration files are to be found.
18365 * configure: Regenerate.
18367 2008-05-14 Ira Rosen <irar@il.ibm.com>
18369 PR tree-optimization/36098
18370 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18371 value for the first load in the group in case of a gap.
18372 (vect_build_slp_tree): Check that there are no gaps in loads.
18374 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18376 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18377 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18378 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18379 emit_insn and remove unneeded code to construct extra args.
18380 (emit_no_conflict_block): Removed.
18381 * optabls.h: (emit_no_conflict_block): Removed.
18382 * cse.c (cse_extended_basic_block): Remove search for
18383 REG_NO_CONFLICT note.
18384 * global.c: Removed incorrect comment added in revision 117.
18385 * expr.c (convert_move): Change call to emit_no_conflict_block to
18387 * recog.c: Change comments so that they do not mention
18389 * local_alloc.c (combine_regs): Removed last parameter.
18390 (no_conflict_p): Removed.
18391 (block_alloc): Removed note, no_conflict_combined_regno and set
18392 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18393 (combine_regs): Removed already_dead and code to look for
18394 REG_NO_CONFLICT notes.
18395 * lower_subreg (remove_retval_note): Removed code to look for
18396 REG_NO_CONFLICT block.
18397 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18398 (resolve_clobber): Remove code to process libcalls that have
18399 REG_NO_CONFLICT notes.
18400 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18402 * combine.c (can_combine_p, distribute_notes): Removed
18403 REG_NO_CONFLICT case.
18404 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18406 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18407 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18409 * reg-notes.def (NO_CONFLICT): Removed.
18411 2008-05-14 David S. Miller <davem@davemloft.net>
18413 * config/sparc/sparc.c (sparc_profile_hook): If
18414 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18415 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18416 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18418 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18420 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18422 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18425 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18426 and op1 expansion before vector concat to have less live pseudos.
18428 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18430 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18431 ix86_expand_vector_set if supported.
18433 2008-05-13 Diego Novillo <dnovillo@google.com>
18434 Kenneth Zadeck <zadeck@naturalbridge.com>
18436 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18438 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18439 phinodes_print_statistics, init_ssanames, fini_ssanames,
18440 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18441 release_ssa_name, release_defs, replace_ssa_name_symbol,
18442 ssanames_print_statistics): Move ...
18443 * tree-flow.h: ... here.
18444 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18445 Use FN instead of cfun.
18446 (make_ssa_name_fn): Rename from make_ssa_name.
18447 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18448 * tree-flow-inline.h (make_ssa_name): Move from
18449 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18450 * omp-low.c (expand_omp_parallel):
18451 * tree-flow-inline.h (redirect_edge_var_map_result):
18452 * tree-ssa.c (init_tree_ssa): Add argument FN.
18453 Use it instead of cfun. Update all users.
18455 2008-05-13 Tom Tromey <tromey@redhat.com>
18457 PR preprocessor/22168:
18458 * doc/cpp.texi (Top): Update menu.
18459 (Alternatives to Wrapper #ifndef): New node.
18460 (Other Directives): Document deprecation.
18461 (Obsolete Features): Remove menu.
18462 (Assertions): Merge node into Obsolete Features.
18463 (Obsolete once-only headers): Move earlier; rename to Alternatives
18464 to Wrapper #ifndef.
18465 * doc/cppopts.texi: Update.
18466 * c.opt (Wdeprecated): Enable for C and ObjC.
18467 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18468 (C++ Dialect Options): Move -Wno-deprecated from here to...
18469 (Warning Options): ... here.
18471 2008-05-13 Richard Guenther <rguenther@suse.de>
18473 PR middle-end/36227
18474 * fold-const.c (fold_sign_changed_comparison): Do not allow
18475 changes in pointer-ness.
18477 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18480 * config/sh/sh.c (sh_expand_prologue): Don't clear
18481 RTX_FRAME_RELATED_P for push insns.
18483 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18485 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18487 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18489 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18490 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18491 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18493 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18495 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18496 (*vec_concatv4sf_sse): This.
18497 (*sse2_concatv2si): Renamed to ...
18498 (*vec_concatv2si_sse2): This.
18499 (*sse1_concatv2si): Renamed to ...
18500 (*vec_concatv2si_sse): This.
18501 (*vec_concatv2di_rex): Renamed to ...
18502 (*vec_concatv2di_rex64): This.
18503 (*vec_concatv2si_sse4_1): New.
18504 (*vec_concatv2di_rex64_sse4_1): Likewise.
18506 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18508 PR rtl-optimization/36111
18509 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18510 that was created for swappable operands.
18512 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18515 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18516 * configure.ac: Add call to ACX_PROG_GNAT.
18518 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18520 * optc-gen.awk: Fix comment typo.
18522 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18524 * pretty-print.c (pp_integer_with_precision): Use
18525 HOST_LONG_LONG_FORMAT.
18527 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18529 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18531 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18533 * config/i386/i386.c (bdesc_ptest): Removed.
18534 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18535 (bdesc_args): Add __builtin_ia32_ptestz128,
18536 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18537 (ix86_init_mmx_sse_builtins): Updated.
18538 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18539 (ix86_expand_builtin): Updated.
18541 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18543 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18544 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18546 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18548 * value-prof.c (interesting_stringop_to_profile): Do not
18549 return early for BUILT_IN_MEMPCPY.
18551 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18553 * calls.c (expand_call): Don't use callgraph to increase
18554 preferred_stack_boundary.
18556 * cgraph.h (cgraph_rtl_info): Use unsigned on
18557 preferred_incoming_stack_boundary.
18559 * final.c (rest_of_clean_state): Use unsigned on
18560 preferred_stack_boundary.
18562 2008-05-09 Tom Tromey <tromey@redhat.com>
18564 PR preprocessor/22231:
18565 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18568 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18570 PR tree-optimization/36129
18571 * tree-ssa-ccp.c: Include value-prof.h.
18572 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18573 built-in function was folded to a constant.
18574 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18576 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18577 Sebastian Pop <sebastian.pop@amd.com>
18579 * tree-scalar-evolution.c: Document instantiate_scev.
18580 (instantiate_parameters_1): Renamed instantiate_scev_1.
18581 Don't use the same loop for instantiation_loop and evolution_loop.
18582 (instantiate_scev): New.
18583 (instantiate_parameters): Moved...
18584 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18585 same loop twice. Maintains the semantics for this function.
18586 * tree-scalar-evolution.h (instantiate_scev): Declare.
18587 (instantiate_parameters): ...here. Now static inline.
18588 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18589 instead of resolve_mixers.
18591 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18593 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18595 2008-05-09 Tomas Bily <tbily@suse.cz>
18597 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18598 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18599 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18600 * c-common.c (c_common_truthvalue_conversion): Likewise.
18601 * tree-object-size.c (compute_object_offset): Likewise.
18602 * tree-inline.c (estimate_num_insns_1): Likewise.
18603 * varasm.c (const_hash_1, compare_constant, copy_constant)
18604 (compute_reloc_for_constant, output_addressed_constants)
18605 (initializer_constant_valid_p): Likewise.
18606 * c-omp.c (check_omp_for_incr_expr): Likewise.
18607 * gimplify.c (gimplify_expr): Likewise.
18608 * c-typeck.c (c_finish_return): Likewise.
18609 * tree-vectorizer.c (supportable_widening_operation)
18610 (supportable_narrowing_operation): Likewise.
18611 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18612 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18613 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18614 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18615 (descr_info_loc): Likewise.
18616 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18617 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18618 (fold_unary): Likewise.
18619 * builtins.c (get_pointer_alignment): Likewise.
18620 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18621 (instantiate_parameters_1): Likewise.
18622 * tree.c (expr_align, stabilize_reference): Likewise.
18623 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18624 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18625 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18626 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18627 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18628 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18630 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18631 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18632 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18633 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18634 (forward_propagate_comparison)
18635 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18636 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18637 * emit-rtl.c (component_ref_for_mem_expr)
18638 (set_mem_attributes_minus_bitpos): Likewise.
18639 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18640 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18642 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18643 (build_function_call, pointer_diff, build_compound_expr)
18644 (c_finish_return): Likewise.
18645 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18646 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18648 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18649 * expr.c (is_aligning_offset): Likewise.
18650 * tree-ssa-alias.c (is_escape_site): Likewise.
18651 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18652 (check_all_va_list_escapes): Likewise.
18653 * tree-ssa-loop-ivopts.c (determine_base_object)
18654 (determine_common_wider_type): Likewise.
18655 * dojump.c (do_jump): Likewise.
18656 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18657 * tree-gimple.c (is_gimple_cast): Likewise.
18658 * fold-const.c (decode_field_reference, )
18659 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18660 (fold_binary): Likewise.
18661 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18662 (already_warned_in_frontend_p): Likewise.
18663 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18664 * tree.c (really_constant_p, get_unwidened): Likewise.
18665 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18666 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18667 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18669 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18671 (CONVERT_EXPR_P): Define.
18672 (CASE_CONVERT): Define.
18674 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18676 PR middle-end/36117
18677 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18678 (delete_unmarked_insns): When deleting a call, call
18679 delete_unreachable_blocks.
18680 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18681 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18683 2008-05-08 Richard Guenther <rguenther@suse.de>
18685 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18686 (-ftree-salias): Likewise.
18687 (salias-max-implicit-fields): Remove param documentation.
18688 (salias-max-array-elements): Likewise.
18689 * tree-pass.h (pass_create_structure_vars): Remove.
18690 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18691 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18692 * tree-ssa-alias.c (create_structure_vars): Remove.
18693 (gate_structure_vars): Likewise.
18694 (pass_create_structure_vars): Likewise.
18695 (gate_build_alias): Likewise.
18696 (pass_build_alias): Adjust to run always and dump the function.
18697 * common.opt (ftree-salias): Hide.
18698 * passes.c (init_optimization_passes): Remove
18699 pass_create_structure_vars, adjust comment.
18700 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18701 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18702 * opts.c (decode_options): Do not set flag_tree_salias.
18703 (common_handle_option): Add OPT_ftree_salias to the backward
18704 compatibility section.
18706 2008-05-08 Richard Guenther <rguenther@suse.de>
18708 * tree-flow-inline.h (var_can_have_subvars): Move ...
18709 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18710 * tree-flow.h (var_can_have_subvars): Remove.
18711 (push_fields_onto_fieldstack): Remove.
18712 (sort_fieldstack): Likewise.
18713 (struct fieldoff): Move ...
18714 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18715 alias_set and base_for_components fields.
18716 (sort_fieldstack): Make static.
18717 (push_fields_onto_fieldstack): Likewise. Remove code that
18718 handles anything but RECORD_TYPEs. Remove alias_set and
18719 base_for_components handling.
18720 (create_variable_info_for): Adjust.
18722 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18724 * common.opt (Wframe-larger-than=): Shorten the help message
18726 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18728 2008-05-08 Rafael Espíndola <espindola@google.com>
18730 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18732 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18733 trap and that both operands are gimple values.
18734 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18735 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18738 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18740 * read-rtl.c (join_c_conditions): Return the first string if the
18741 two strings are equal.
18743 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18745 * gensupport.h (pred_data): Add a "num_codes" field.
18746 (add_predicate_code): Declare.
18747 * gensupport.c (add_predicate_code): New function.
18748 (std_pred_table): Add an "allows_const_p" field.
18749 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18750 Remove the (incomplete) list of such codes from the codes field.
18751 (init_predicate_table): Use add_predicate_code. Add all
18752 RTX_CONST_OBJs if allows_const_p is true.
18753 * genrecog.c (process_define_predicate): Use add_predicate_code.
18755 2008-05-08 David Daney <ddaney@avtrex.com>
18756 Richard Sandiford <rsandifo@nildram.co.uk>
18758 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18759 special case of constant zero operands.
18760 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18761 old and new values. Special case constant zero values.
18762 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18764 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18765 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18767 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18770 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18771 similar RTX_CONST_OBJ before CONST_INT.
18773 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18775 * stmt.c (expand_stack_restore): Change sa mode if needed.
18777 2008-05-08 Richard Guenther <rguenther@suse.de>
18779 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18780 return type to bool.
18781 (ix86_sol10_return_in_memory): Likewise.
18782 (ix86_i386elf_return_in_memory): Likewise.
18783 (ix86_i386interix_return_in_memory): Likewise.
18784 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18785 (ix86_sol10_return_in_memory): Likewise.
18786 (ix86_i386elf_return_in_memory): Likewise.
18787 (ix86_i386interix_return_in_memory): Likewise.
18789 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18792 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18794 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18795 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18798 2008-05-08 Richard Guenther <rguenther@suse.de>
18800 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18801 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18802 (DR_SUBVARS): Remove.
18803 * tree-dfa.c (dump_subvars_for): Remove.
18804 (debug_subvars_for): Likewise.
18805 (dump_variable): Do not dump subvars.
18806 (remove_referenced_var): Do not remove subvars.
18807 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18808 (lookup_subvars_for_var): Remove.
18809 (get_subvars_for_var): Likewise.
18810 (get_subvars_at): Likewise.
18811 (get_first_overlapping_subvar): Likewise.
18812 (overlap_subvar): Likewise.
18813 * tree-flow.h (subvar_t): Remove.
18814 (struct var_ann_d): Remove subvars field.
18815 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18816 argument. Remove special handling of SFTs.
18817 (compute_tag_properties): Likewise.
18818 (set_initial_properties): Likewise.
18819 (compute_call_clobbered): Likewise.
18820 (count_mem_refs): Likewise.
18821 (compute_memory_partitions): Likewise.
18822 (compute_flow_insensitive_aliasing): Likewise.
18823 (setup_pointers_and_addressables): Likewise.
18824 (new_type_alias): Likewise.
18825 (struct used_part): Remove.
18826 (used_portions): Likewise.
18827 (struct used_part_map): Likewise.
18828 (used_part_map_eq): Likewise.
18829 (used_part_map_hash): Likewise.
18830 (free_used_part_map): Likewise.
18831 (up_lookup): Likewise.
18832 (up_insert): Likewise.
18833 (get_or_create_used_part_for): Likewise.
18834 (create_sft): Likewise.
18835 (create_overlap_variables_for): Likewise.
18836 (find_used_portions): Likewise.
18837 (create_structure_vars): Likewise.
18838 * tree.def (STRUCT_FIELD_TAG): Remove.
18839 * tree.h (MTAG_P): Adjust.
18840 (struct tree_memory_tag): Remove base_for_components and
18841 unpartitionable flags.
18842 (struct tree_struct_field_tag): Remove.
18843 (SFT_PARENT_VAR): Likewise.
18844 (SFT_OFFSET): Likewise.
18845 (SFT_SIZE): Likewise.
18846 (SFT_NONADDRESSABLE_P): Likewise.
18847 (SFT_ALIAS_SET): Likewise.
18848 (SFT_UNPARTITIONABLE_P): Likewise.
18849 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18850 (union tree_node): Remove sft field.
18851 * alias.c (get_alias_set): Remove special handling of SFTs.
18852 * print-tree.c (print_node): Remove handling of SFTs.
18853 * tree-dump.c (dequeue_and_dump): Likewise.
18854 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18855 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18856 * tree-predcom.c (set_alias_info): Do not set subvars.
18857 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18858 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18859 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18860 (add_vars_for_offset): Remove.
18861 (add_virtual_operand): Remove special handling of SFTs.
18862 (add_call_clobber_ops): Likewise.
18863 (add_call_read_ops): Likewise.
18864 (get_asm_expr_operands): Likewise.
18865 (get_modify_stmt_operands): Likewise.
18866 (get_expr_operands): Likewise.
18867 (add_to_addressable_set): Likewise.
18868 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18869 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18870 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18871 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18872 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18873 (tree_node_structure): Likewise.
18874 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18876 (find_what_p_points_to): Likewise.
18878 2008-05-08 Sa Liu <saliu@de.ibm.com>
18880 * config/spu/spu.md: Fixed subti3 pattern.
18882 2008-05-08 Richard Guenther <rguenther@suse.de>
18884 PR middle-end/36154
18885 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18886 sure to create a representative for trailing arrays for PTA.
18888 2008-05-08 Richard Guenther <rguenther@suse.de>
18890 PR middle-end/36172
18891 * fold-const.c (operand_equal_p): Two objects which types
18892 differ in pointerness are not equal.
18894 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18896 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18897 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18898 (emit_library_call_value_1): Add new variable fndecl initialized by
18899 NULL_TREE. It should be the decl type of orgfun, but this information
18900 seems not to be available here, so it uses the default calling abi.
18901 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18902 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18903 by TARGET_RETURN_IN_MEMORY.
18904 * config/i386/i386-interix.h: Likewise.
18905 * config/i386/i386.h: Likewise.
18906 * config/i386/i386elf.h: Likewise.
18907 * config/i386/ptx4-i.h: Likewise.
18908 * config/i386/sol2-10.h: Likewise.
18909 * config/i386/sysv4.h: Likewise.
18910 * config/i386/vx-common.h: Likewise.
18911 * config/cris/cris.h: Removed #if 0 clause.
18912 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18913 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18915 (ix86_sol10_return_in_memory): Likewise.
18916 (ix86_i386elf_return_in_memory): New.
18917 (ix86_i386interix_return_in_memory): New.
18918 * config/mt/mt-protos.h (mt_return_in_memory): New.
18919 * config/mt/mt.c: Likewise.
18920 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18921 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18922 * config/bfin/bfin.h: Likewise.
18923 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18925 * config/bfin/bfin.c: Likewise.
18926 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18927 * config/alpha/unicosmk.h: Likewise.
18928 * config/i386/cygming.h: Likewise.
18929 * config/iq2000/iq2000.h: Likewise.
18930 * config/mips/mips.h: Likewise.
18931 * config/mn10300/mn10300.h: Likewise.
18932 * config/rs6000/rs6000.h: Likewise.
18933 * config/score/score.h: Likewise.
18934 * config/spu/spu.h: Likewise.
18935 * config/v850/v850.h: Likewise.
18936 * defaults.h: Likewise.
18937 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18938 * expr.c (emit_block_move): Adjust use of
18939 OUTGOING_REG_PARM_STACK_SPACE.
18940 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18941 OUTGOING_REG_PARM_STACK_SPACE.
18942 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18944 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18946 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18947 on OMP_RETURN for OMP_FOR.
18950 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18951 (fortran_common): New function.
18952 (gen_variable_die): Call fortran_common instead of common_check,
18953 adjust for it returning tree instead of rtx. Formatting.
18955 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18959 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18960 * c-decl.c (merge_decls): Ditto.
18961 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18962 to RTL_CONST_OR_PURE_CALL_P.
18963 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18964 Initialized DECL_LOOPING_CONST_PURE.
18965 (process_call_operands): Set tree_side_effects properly.
18966 * tree.h (TREE_READONLY_DECL_P): Removed.
18967 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18968 (DECL_LOOPING_OR_CONST_P): New macro.
18969 (struct tree_function_decl): Added looping_const_or_pure_p.
18970 (ECF_*) Renumbered.
18971 (ECF_LOOPING_OR_CONST_P): New macro.
18972 * rtlanal.c (pure_const_p): Removed.
18973 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18974 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18975 to RTL_CONST_CALL_P.
18976 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18977 (check_decl, check_tree, check_call, scan_function): Initialize
18979 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18980 (static_execute): Set looping true for recursive functions.
18981 Undo setting state to IPA_NEITHER for recursive functions.
18982 * cse.c (cse_insn):
18983 * ifcvt.c (noce_can_store_speculate_p): Changed
18984 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18985 RTL_CONST_OR_PURE_CALL_P.
18986 * dse.c (scan_insn): Ditto.
18987 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18988 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18989 RTL_CONST_OR_PURE_CALL_P.
18990 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18991 pure_call_p to RTL_CONST_CALL_P.
18992 * gimplify.c (gimplify_call_expr): Clear side effects for
18993 non-looping pure and constant calls.
18994 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18995 (flags_from_decl_or_type): Set ecf flags from decl flags.
18996 (initialize_argument_information): Turn off
18997 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18998 Change const to pure if callee_copies is true rather than just
19000 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19001 way of marking pure calls.
19002 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19003 Remove hack that was supposed to fix pr7335 and remove old
19004 way of marking pure calls.
19005 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19006 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19007 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19008 RTL_CONST_OR_PURE_CALL_P.
19009 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19010 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19011 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19012 * sched-deps.c (schedule_analyze): Ditto.
19013 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19014 return_val field of calls to represent pure and const function info.
19015 (CONST_OR_PURE_CALL_P): Deleted macro.
19016 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19017 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19018 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19020 * tree-optimize.c (execute_fixup_cfg): Added test for
19021 ECF_LOOPING_CONST_OR_PURE.
19022 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19024 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19025 effects for looping pure or const calls.
19026 (verify_gimple_expr): Added verification code.
19027 * config/alpha/alpha.c (alpha_legitimize_address,
19028 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19030 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19031 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19032 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19033 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19034 RTL_CONST_OR_PURE_CALL_P.
19035 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19036 and const calls to be deleted.
19038 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19041 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19042 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19043 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19044 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19045 to handle nonimmediate operands.
19046 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19047 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19048 to handle nonimmediate operands.
19049 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19050 (mmx_pmulhrwv4hi3): New expander. Use
19051 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19052 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19053 (sse2_umulv1siv1di3): New expander. Use
19054 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19055 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19056 (mmx_eq<mode>3): New expander. Use
19057 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19058 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19059 (mmx_uavgv8qi3): New expander. Use
19060 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19061 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19062 (mmx_uavgv4hi3): New expander. Use
19063 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19065 * config/i386/sse.md
19066 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19067 to handle nonimmediate operands.
19068 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19069 to handle nonimmediate operands.
19070 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19071 to handle nonimmediate operands.
19072 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19073 to handle nonimmediate operands.
19074 (sse2_unpckhpd_exp): New expander. Use
19075 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19076 (sse2_unpcklpd_exp): New expander. Use
19077 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19078 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19079 to handle nonimmediate operands.
19080 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19081 to handle nonimmediate operands.
19082 (*sse2_<plusminus_insn><mode>3): Rename from
19083 sse2_<plusminus_insn><mode>3 insn pattern.
19084 (sse2_<plusminus_insn><mode>3): New expander. Use
19085 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19086 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19087 (sse2_umulv2siv2di3): New expander. Use
19088 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19089 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19090 (sse4_1_mulv2siv2di3): New expander. Use
19091 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19092 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19093 (sse2_pmaddwd): New expander. Use
19094 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19095 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19096 (sse2_eq<mode>3): New expander. Use
19097 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19098 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19099 (sse4_1_eqv2di3): New expander. Use
19100 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19101 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19102 (sse2_uavgv16qi3): New expander. Use
19103 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19104 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19105 (sse2_uavgv16qi3): New expander. Use
19106 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19107 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19108 (sse2_uavgv8hi3): New expander. Use
19109 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19110 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19111 (ssse3_pmulhrswv8hi3): New expander. Use
19112 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19113 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19114 (ssse3_pmulhrswv4hi3): New expander. Use
19115 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19117 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19118 (<sse>_vmmul<mode>3): Ditto.
19119 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19121 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19122 (ssse3_pmaddubsw): Ditto.
19124 * config/i386/i386.c (struct_builtin_description)
19125 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19126 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19127 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19128 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19129 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19130 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19131 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19132 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19133 (ix86_fixup_binary_operands): Assert that src1
19134 and src2 must have the same mode when swapped.
19135 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19136 and ix86_binary_operator_ok. Do not force operands in registers
19139 2008-05-07 Jan Hubicka <jh@suse.cz>
19141 * cgraph.c (dump_cgraph_node): Update.
19142 * cgraph.h (cgraph_local_info): Break out inline summary.
19143 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19145 * ipa-inline (inline_summary): New accestor function.
19146 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19147 cgraph_decide_inlining, compute_inline_parameters): Update.
19148 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19150 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19152 Cleanup ColdFire scheduling support and add V4 pipeline model.
19154 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19155 (define_attr cpu): Add cfv4 value.
19156 (define_attr type, define_attr type1): Merge into a single 'type'
19157 attribute. Update all uses.
19158 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19159 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19161 (define_attr opx_mem, define_attr opy_mem): Remove.
19162 (define_attr op_mem): Clean up, update comment.
19163 (define_attr size): Use specific values instead of general int.
19164 (define_attr guess, define_attr split): Remove. Update all uses.
19165 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19166 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19167 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19168 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19169 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19170 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19171 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19172 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19173 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19174 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19175 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19176 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19177 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19178 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19179 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19180 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19181 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19182 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19183 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19184 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19185 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19186 Update or set attributes.
19187 (stack_tie): New fake instruction.
19189 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19190 (m68k_sched_attr_size): Update declaration.
19191 (m68k_sched_attr_type2): Remove.
19192 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19193 Declare new bypass predicates.
19195 * config/m68k/m68k.c (m68k_sched_issue_rate,
19196 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19198 (TARGET_SCHED_ISSUE_RATE,
19199 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19200 (override_options): Handle scheduling for ColdFire V4 core.
19201 (m68k_expand_prologue): Emit stack_tie.
19202 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19203 'OP_TYPE_FPN'. Update all uses.
19204 (sched_guess_p): Remove.
19205 (sched_address_type): Handle symbolic addresses.
19206 (sched_get_operand): New static function.
19207 (sched_operand_type): Merge into sched_attr_op_type.
19208 (sched_attr_op_type): Handle FP registers, handle quick constants,
19210 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19211 (m68k_sched_attr_size): Update. Move logic to ...
19212 (sched_get_attr_size_int): New static function.
19213 (sched_get_opxy_mem_type): New static function.
19214 (m68k_sched_attr_op_mem): Update.
19215 (m68k_sched_attr_type2): Remove.
19216 (sched_cfv4_bypass_data): New static variable.
19217 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19218 (m68k_sched_issue_rate): Implement scheduler hook.
19219 (struct _sched_ib: enabled_p): New field.
19220 (m68k_sched_variable_issue): Update. Handle V4.
19221 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19222 sched_dump_class_func_t, sched_dump_split_class,
19223 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19224 sched_dump_dfa_class, m68k_sched_dump): Remove.
19225 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19227 (m68k_sched_init_global): Remove statisctics dumping, introduce
19228 sanity check that all instructions have pipeline reservations. Handle
19230 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19231 Handle ColdFire V4 core.
19232 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19233 New static functions.
19234 (m68k_sched_address_bypass_p): New bypass predicate.
19235 (sched_get_indexed_address_scale): New static function.
19236 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19238 * cf.md: Update comments.
19239 (define_attr type2): Remove. Use 'type' attribute instead.
19241 (cf_ib): Rename to cfv123_ib. Update all uses.
19242 (cf_oep): Rename to cfv123_oep. Update all uses.
19243 (cf_chr): Rename to cfv123_chr. Update all uses.
19244 (cf_mem): Rename to cfv123_mem. Update all uses.
19245 (cf_mac): Move to more appropriate place.
19246 (cfv123_guess): New automaton and cpu_unit.
19247 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19248 Update uses of 'size' attribute. Handle before reload scheduling.
19249 (cfv123_guess): New dummy reservation for unhandled instructions.
19250 (cfv4_*): Pipeline description of ColdFire V4 core.
19251 (ignore): New reservation to handle 'ignore' type.
19253 2008-05-07 Ian Lance Taylor <iant@google.com>
19255 PR middle-end/36013
19256 * gimplify.c (find_single_pointer_decl_1): Don't look through
19258 (find_single_pointer_decl): Adjust comments.
19260 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19262 PR middle-end/36137
19263 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19264 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19266 PR middle-end/36106
19267 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19268 integral type rather than floating point, then VIEW_CONVERT_EXPR
19269 to the floating point type.
19271 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19273 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19274 TFmode op0 to register.
19276 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19278 * c-decl.c (grokdeclarator): Comment typo.
19280 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19282 * tree-flow.h: Remove prototype for computed_goto_p.
19283 * tree-cfg.c (computed_goto_p): Make static.
19285 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19288 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19289 (contains_aligned_value_p): This. Handle _Decimal128.
19290 (ix86_function_arg_boundary): Only align _Decimal128 to its
19291 natural boundary and handle it properly.
19293 2008-05-06 Martin Jambor <mjambor@suse.cz>
19295 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19296 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19297 (ipcp_method_set_orig_node): Removed.
19298 (ipcp_cval_get_cvalue_type): Removed.
19299 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19300 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19301 (ipcp_cval_set_cvalue_type): Removed.
19302 (ipcp_cval_get_cvalue): Removed.
19303 (ipcp_cval_set_cvalue): Removed.
19304 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19305 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19306 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19307 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19308 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19309 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19310 (ipcp_get_ith_lattice): Changed parameters.
19311 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19312 (ipcp_lattice_from_jfunc): Changed parameters.
19313 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19314 (ipcp_method_cval_print): Added temporary variable info.
19315 (ipcp_redirect): Removed already unused local variable caller.
19316 (ipcp_redirect): New temporary variable orig_callee_info
19317 (ipcp_redirect): Removed newly unused local variable callee.
19318 (ipcp_redirect): Removed (a bit confusing) local variable type.
19319 (ipcp_insert_stage): Added local variable info.
19320 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19322 (ipcp_formal_create): Removed.
19323 (ipcp_method_cval_set): Removed.
19324 (ipcp_propagate_stage): Renamed lattice variables.
19325 (ipcp_method_cval_set_cvalue_type): Removed.
19326 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19327 (ipcp_print_all_lattices): Changed printed strings to refer to
19328 lattices rather than cvals.
19329 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19330 (ipcp_propagate_const): Changed formal parameters.
19331 (build_const_val): Changed formal parameters.
19332 (ipcp_insert_stage): Removed useless variable cvalue
19333 (build_const_val): Changed formal parameters.
19334 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19335 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19336 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19337 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19338 (ipcp_print_func_profile_counts): Changed string from "method" to
19340 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19341 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19342 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19343 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19344 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19345 (ipcp_lat_is_const): Changed parameters and made inline.
19346 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19347 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19348 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19349 the predicate condition directly
19350 (ipcp_propagate_stage): Added local variable args. Removed local
19351 variable callee. (Both are mere code simplifications.)
19352 (ipcp_method_dont_insert_const): Renamed to
19353 ipcp_node_not_modifiable_p.
19354 (ipcp_node_not_modifiable_p): Made inline.
19355 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19356 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19357 (ipcp_print_all_lattices): Removed variable cvalue
19358 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19361 2008-05-06 Olivier Hainque <hainque@adacore.com>
19363 * tree-sra.c (try_instantiate_multiple_fields): Early return
19364 if field has POINTER_TYPE.
19366 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19368 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19369 by using 'q' specifier for instruction.
19370 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19372 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19374 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19375 Change mode of zero_extract from QImode to HImode.
19376 (sign bit tests peepholes): (Ditto.).
19378 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19380 * config/i386/mmx.md: Remove double backslashes from asm templates.
19381 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19382 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19383 to handle nonimmediate operands.
19384 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19385 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19386 to handle nonimmediate operands.
19387 (*mmx_<code>v2sf3_finite): New insn pattern.
19388 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19389 (mmx_<code>v2sf3): New expander. Use
19390 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19391 (mmx_<plusminus_insn><mode>3): New expander. Use
19392 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19393 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19394 (mmx_add<mode>3): Removed.
19395 (mmx_ssadd<mode>3): Ditto.
19396 (mmx_usadd<mode>3): Ditto.
19397 (mmx_sub<mode>3): Ditto.
19398 (mmx_sssub<mode>3): Ditto.
19399 (mmx_ussub<mode>3): Ditto.
19400 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19401 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19402 to handle nonimmediate operands.
19403 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19405 (mmx_smulv4hi3_highpart): New expander. Use
19406 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19407 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19409 (mmx_umulv4hi3_highpart): New expander. Use
19410 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19411 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19412 (mmx_<code>v4hi3): New expander. Use
19413 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19414 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19415 (mmx_<code>v8qi3): New expander. Use
19416 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19417 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19418 (mmx_<code><mode>3): New expander. Use
19419 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19421 2008-05-05 Jan Hubicka <jh@suse.cz>
19423 PR tree-optimization/36118
19424 * passes.c (pass_init_dump_file): Fix dump header.
19426 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19428 PR middle-end/36141
19429 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19430 VCE for function decls.
19432 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19434 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19436 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19438 * config/i386/i386.md (sat_plusminus): New.
19439 (plusminus_insn): Likewise.
19440 (plusminus_mnemonic): Likewise.
19442 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19443 (*<addsub><mode>3_cc_overflow): Renamed to ...
19444 (*<plusminus_insn><mode>3_cc_overflow): This.
19445 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19446 (*<plusminus_insn>si3_zext_cc_overflow): This.
19448 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19449 (<plusminus_insn><mode>3): This.
19450 (*<addsub><mode>3): Renamed to ...
19451 (*<plusminus_insn><mode>3): This.
19452 (<sse>_vm<addsub><mode>3): Renamed to ...
19453 (<sse>_vm<plusminus_insn><mode>3): This.
19454 (sse3_h<addsub>v4sf3): Renamed to ...
19455 (sse3_h<plusminus_insn>v4sf3): This.
19456 (sse3_h<addsub>v2df3): Renamed to ...
19457 (sse3_h<plusminus_insn>v2df3): This.
19458 (<plusminus_insn><mode>3): New.
19459 (*<plusminus_insn><mode>3): Likewise.
19460 (sse2_<plusminus_insn><mode>3): Likewise.
19461 (add<mode>): Removed.
19462 (*add<mode>3): Likewise.
19463 (sse2_ssadd<mode>3): Likewise.
19464 (sse2_usadd<mode>3): Likewise.
19465 (sub<mode>3): Likewise.
19466 (*sub<mode>3): Likewise.
19467 (sse2_sssub<mode>3): Likewise.
19468 (sse2_ussub<mode>3): Likewise.
19470 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19472 * gthr-single.h: Add in required interface elements as per gthr.h.
19473 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19474 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19475 Generalize UNUSED macro.
19476 (__gthread_once): Add.
19477 (__gthread_key_create): Add.
19478 (__gthread_key_delete): Add.
19479 (__gthread_getspecific): Add.
19480 (__gthread_setspecific): Add.
19482 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19484 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19485 the same size types for the indirect reference on the rhs, then
19488 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19490 * config/i386/i386.md
19491 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19492 one insn template instead of template series.
19493 (*xordi_1_rex64): Ditto.
19494 (*xordi_2_rex64): Ditto.
19496 2008-05-05 Ira Rosen <irar@il.ibm.com>
19498 PR tree-optimization/36119
19499 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19502 2008-06-04 Jan Hubicka <jh@suse.cz>
19504 tree-optimization/36100
19505 * tree-pass.h (pass_O0_always_inline): Declare.
19506 * ipa-inline.c (inline_transform): Remove dead code.
19507 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19508 pass_O0_always_inline): New.
19509 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19511 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19513 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19514 mnemonic in this_param move for TARGET_64BIT.
19516 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19518 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19519 (*strmovsi_rex_1): Ditto.
19520 (*strsetsi_1): Ditto.
19521 (*strsetsi_rex_1): Ditto.
19523 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19524 adddicc expanders using SWI mode iterator.
19526 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19529 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19532 2008-05-04 David S. Miller <davem@davemloft.net>
19534 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19535 (sparc*-*-linux*): Use linux.h in tm_file.
19536 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19537 compiler defaulting to 32-bit.
19538 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19540 * config/sparc/linux.h: Remove definitions now obtained
19541 properly from linux.h
19542 * config/sparc/linux64.h: Likewise.
19543 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19544 don't want this setting for 32-bit builds in a biarch compiler.
19545 * doc/install.texi: Add sparc-linux to list of targets
19546 supporting --enable-targets=all.
19548 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19550 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19552 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19554 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19555 after V4SI_FTYPE_V8HI.
19556 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19557 case V4SI_FTYPE_V2DF.
19559 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19561 * doc/invoke.texi (max-flow-memory-locations): Removed.
19562 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19564 2008-05-03 Richard Guenther <rguenther@suse.de>
19566 PR middle-end/34973
19567 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19569 2008-05-02 David S. Miller <davem@davemloft.net>
19571 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19573 2008-05-02 Simon Baldwin <simonb@google.com>
19576 * c-common.h (warn_array_subscript_range): Removed.
19577 * c-common.c (warn_array_subscript_range): Ditto.
19578 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19579 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19581 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19583 * config/i386/i386.c (ix86_special_builtin_type): New.
19584 (bdesc_special_args): Likewise.
19585 (ix86_expand_special_args_builtin): Likewise.
19586 (ix86_init_mmx_sse_builtins): Updated.
19587 (ix86_expand_builtin): Updated.
19588 (ix86_expand_store_builtin): Removed.
19589 (ix86_expand_unop_builtin): Likewise.
19591 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19592 * config/i386/mmintrin.h (__v2sf): Here.
19594 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19596 (_mm_loadl_pi): Likewise.
19597 (_mm_storeh_pi): Replace __v2si with __v2sf.
19598 (_mm_storel_pi): Likewise.
19600 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19601 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19602 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19603 __builtin_ia32_loadlpd.
19605 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19607 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19608 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19609 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19610 (ix86_init_mmx_sse_builtins): Updated.
19611 (ix86_expand_args_builtin): Likewise.
19612 (ix86_expand_builtin): Likewise.
19613 (ix86_expand_unop1_builtin): Renamed to ...
19614 (ix86_expand_unop_vec_merge_builtin): This.
19616 2008-05-01 Jan Hubicka <jh@suse.cz>
19619 * ipa-inline.c (inline_generate_summary): Make static.
19620 (inline_transform): Do not call inlining at -O0; make static.
19621 * passes.c (execute_todo): Add sanity check.
19622 (execute_one_ipa_transform_pass): Execute proper flags.
19624 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19626 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19627 (DECL_NONADDRESSABLE_P): Likewise.
19628 * alias.c (record_component_aliases): Fix comment.
19630 2008-05-01 Simon Baldwin <simonb@google.com>
19632 * c-common.h (warn_array_subscript_range): New function.
19633 * c-common.c (warn_array_subscript_range): Ditto.
19634 * tree-vrp.c (check_array_ref): Corrected code to agree with
19635 comment, ignoring only arrays of size 0 or size 1.
19636 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19638 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19640 * config/i386/i386.c (ix86_builtin_type): Replace
19641 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19642 (bdesc_args): Updated.
19643 (ix86_init_mmx_sse_builtins): Likewise.
19644 (ix86_expand_args_builtin): Likewise.
19646 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19649 * doc/extend.texi: Correct __builtin_ia32_palignr.
19651 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19654 * config/i386/i386.c (bdesc_crc32): Removed.
19655 (ix86_expand_crc32): Likewise.
19656 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19657 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19658 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19659 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19660 UINT_FTYPE_UINT_UCHAR.
19661 (bdesc_args): Updated. Add crc32 builtins.
19662 (ix86_init_mmx_sse_builtins): Updated.
19663 (ix86_expand_args_builtin): Updated to support subreg.
19665 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19667 2008-05-01 Jan Hubicka <jh@suse.cz>
19669 * tree-pass.h (opt_pass): Add IPA_PASS.
19670 (varpool_node, cgraph_node): Forward declare.
19671 (ipa_opt_pass): Define.
19672 (pass_ipa_inline): Turn into ipa_opt_pass.
19673 (pass_apply_inline): Remove.
19674 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19675 (apply_inline): Turn into ....
19676 (inline_transform): ... this one.
19677 (inline_generate_summary): New function.
19678 (pass_apply_inline): Remove.
19679 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19681 (struct function): Add ipa_transforms_to_apply.
19682 * passes.c (register_one_dump_file): Work on IPA_PASS.
19683 (init_optimization_passes): Remove pass_inline_parameters and
19685 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19686 (execute_one_pass) ... here; apply transforms when possible.
19687 (add_ipa_transform_pass, execute_ipa_summary_asses,
19688 execute_one_ipa_transform_pass): New.
19689 (execute_ipa_pass_list): Update for IPA_PASS type.
19691 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19693 * config/i386/i386.c (ix86_builtin_type): Add
19694 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19695 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19696 (bdesc_args): Add SSE4a builtins.
19697 (ix86_init_mmx_sse_builtins): Updated.
19698 (ix86_expand_args_builtin): Likewise.
19699 (ix86_expand_builtin): Likewise.
19701 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19703 * config/i386/i386.c (ix86_builtin_type): Add
19704 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19705 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19706 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19707 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19708 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19709 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19710 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19711 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19712 and DI_FTYPE_DI_DI_INT.
19713 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19714 (ix86_init_mmx_sse_builtins): Updated.
19715 (ix86_expand_args_builtin): Likewise.
19716 (ix86_expand_builtin): Likewise.
19717 (ix86_expand_binop_imm_builtin): Removed.
19719 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19721 2008-04-30 Richard Guenther <rguenther@suse.de>
19723 PR tree-optimization/32921
19724 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19726 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19728 * config/arm/arm.c (arm_unwind_emit): Use
19729 crtl->all_throwers_are_sibcalls instead of
19730 cfun->all_throwers_are_sibcalls.
19731 (arm_output_fn_unwind): Likewise.
19732 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19733 instead of cfun->uses_pic_offset_table.
19734 (frv_expand_prologue): Likewise.
19735 (frv_frame_pointer_required): Likewise.
19736 (frv_expand_fdpic_call): Likewise.
19737 (frv_emit_movsi): Likewise.
19738 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19739 cfun->returns_pcc_struct instead of
19740 current_function_returns_pcc_struct.
19741 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19742 instead of cfun->calls_eh_return.
19743 (m32c_pushm_popm): Likewise.
19744 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19745 "extern" declaration.
19747 2008-04-30 Richard Guenther <rguenther@suse.de>
19749 PR tree-optimization/21636
19750 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19752 (evaluate_stmt): Print the likely value.
19753 (ccp_visit_stmt): Avoid excessive vertical spacing.
19755 2008-04-30 Rafael Espíndola <espindola@google.com>
19757 * builtins.c (fold_call_expr): Return realret.
19758 * tree-ssa-threadedge.c
19759 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19760 __builtin_object_size.
19762 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19764 * gcc.c (wrapper_string): New variable.
19765 (insert_wrapper): New function.
19766 (execute): New option -wrapper.
19767 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19769 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19771 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19772 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19773 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19775 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19776 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19777 config/rs6000/e500crtres64gprctr.asm,
19778 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19779 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19780 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19781 config/rs6000/e500crtsav64gprctr.asm,
19782 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19783 config/rs6000/e500crtsavg64gprctr.asm: New files.
19784 * config/rs6000/t-ppccomm: Add build rules for new files.
19785 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19786 * config/rs6000/t-netbsd: Add build rules for new files.
19787 (LIB2FUNCS_STATIC_EXTRA): New variable.
19788 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19789 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19790 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19792 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19794 * config/i386/i386.c (ix86_builtin_type): Add
19795 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19796 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19797 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19798 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19799 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19800 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19801 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19802 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19803 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19804 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19805 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19806 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19807 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19808 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19809 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19810 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19811 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19812 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19813 V1DI_FTYPE_V2SI_V2SI.
19814 (bdesc_2arg): Moved to ...
19815 (bdesc_args): Here.
19816 (ix86_init_mmx_sse_builtins): Updated.
19817 (ix86_expand_args_builtin): Updated. Take a pointer
19818 to const struct builtin_description. Handle comparison
19820 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19821 (ix86_expand_builtin): Updated.
19823 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19824 (ssse3_pmaddubsw128): This.
19825 (ssse3_pmaddubswv4hi3): Renamed to ...
19826 (ssse3_pmaddubsw): This.
19828 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19829 (__builtin_ia32_packssdw128): Likewise.
19830 (__builtin_ia32_packuswb128): Likewise.
19831 (__builtin_ia32_pmaddubsw): Likewise.
19832 (__builtin_ia32_pmaddubsw128): Likewise.
19834 2008-04-30 Richard Guenther <rguenther@suse.de>
19836 PR tree-optimization/14847
19837 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19838 (recognize_bits_test): Use it.
19839 (recognize_single_bit_test): Likewise.
19841 2008-04-30 Martin Jambor <mjambor@suse.cz>
19843 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19844 instead of setting number of formal parameters to zero.
19845 (ipcp_init_stage): Do not set the number of actual parameters to zero
19847 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19848 which are called with variable number of arguments.
19849 (ipcp_insert_stage): Explicitely skipping all nodes which are
19850 called with variable number of arguments.
19851 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19852 number of parameters.
19854 * ipa-prop.h (struct ipa_node_params): Added flag
19855 called_with_var_arguments
19856 (ipa_set_param_count): Added. Changed sole setter to use it.
19857 (ipa_get_param_count): Added. All readers of param_count
19858 converted to use it instead.
19859 (ipa_set_called_with_variable_arg): Added.
19860 (ipa_is_called_with_var_arguments): Added.
19861 (ipa_get_ith_param): Added. All readers of param_decls converted
19863 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19865 (ipa_get_cs_argument_count): Added, all readers of argument_count
19867 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19870 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19871 (struct ipcp_lattice): Renamed cval_type to type
19872 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19874 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19875 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19876 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19877 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19878 (build_const_val): Changed the type of parameter cvalue to tree
19879 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19880 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19882 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19885 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19886 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19887 (ipa_add_method): Renamed to ipa_push_func_to_list
19888 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19889 (ipa_callsite_param_count): Removed.
19890 (ipa_callsite_param_count_set): Removed.
19891 (ipa_callsite_param): Removed.
19892 (ipa_callsite_callee): Removed.
19893 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19894 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19895 (ipa_method_formal_count): Removed.
19896 (ipa_method_formal_count_set): Removed.
19897 (ipa_method_get_tree): Removed.
19898 (ipa_method_tree_map_create): Removed.
19899 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19900 (ipa_create_param_decls_array): Creates the array itself
19901 (ipa_create_param_decls_array): Temporary variable info instead of
19902 a few dereferences.
19903 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19904 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19905 (get_type): Removed.
19906 (ipa_jf_get_info_type): Removed.
19907 (ipa_node_create): Renamed to ipa_create_node_params
19908 (ipa_free): Renamed to ipa_free_all_node_params
19909 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19910 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19911 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19912 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19913 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19914 ipa_free_all_edge_args
19915 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19916 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19917 (ipa_create_methodlist_node): Removed.
19918 (ipa_methodlist_method): Removed.
19919 (ipa_methodlist_method_set): Removed.
19920 (ipa_methodlist_next_method): Removed.
19921 (ipa_methodlist_next_method_set): Removed.
19922 (ipa_method_is_modified): Removed.
19923 (ipa_method_modify_create): Removed.
19924 (ipa_method_modify_init): Temporary variable info instead of a few
19926 (ipa_detect_param_modifications): Temporary variable info instead of
19927 a few dereferences.
19928 (ipa_compute_jump_functions): Temporary variable info instead of
19929 a few dereferences.
19930 (ipa_method_modify_set): Removed.
19931 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19932 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19933 than craph_node as the first parameter.
19934 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19935 (ipa_method_modify_init): Removed.
19936 (ipa_compute_jump_functions): Added a temp variable instead of
19937 repeatadly dereferencing the cgraph_edge.aux pointer
19938 (ipa_callsite_param_set_type): Removed.
19939 (ipa_compute_jump_functions): i renamed to index and moved to
19941 (ipa_callsite_param_set_info_type_formal): Removed.
19942 (ipa_callsite_param_set_info_type): Removed.
19943 (ipa_callsite_param_map_create): Removed.
19944 (ipa_callsite_tree): Removed.
19945 (ipa_callsite_caller): Removed.
19946 (ipa_pop_func_from_list): return_method removed to return_func
19948 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19949 prefixed all values with IPA_. Changed all users.
19950 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19951 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19952 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19953 (union parameter_info): Renamed to jump_func_value.
19954 (union jump_func_value): Renamed value to constant
19955 (struct ipa_jump_func): Renamed info_type to value
19956 (struct ipa_node): Renamed to ipa_node_params
19957 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19958 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19959 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19960 (struct ipa_edge): Renamed to ipa_edge_args
19961 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19962 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19963 (struct ipa_methodlist): Renamed to ipa_func_list
19964 (struct ipa_func_list): method_p renamed to node, next_method
19966 (ipa_methodlist_p): Removed, switched all users to struct pointer
19967 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19969 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19971 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19972 (rs6000_emit_epilogue): Use backchain to restore only when we
19973 have a large frame. Make use of frame pointer to restore if we
19974 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19976 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19978 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19979 Add mode to zero_extract.
19980 (sign bit tests peepholes): (Ditto.).
19982 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19984 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19985 Instructions in comments with SSE3.
19986 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19987 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19988 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19989 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19990 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19991 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19992 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19993 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19994 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19995 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19996 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19997 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19998 (bdesc_sse_args): Renamed to ...
19999 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20000 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20001 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20002 IX86_BUILTIN_FABSQ.
20003 (bdesc_1arg): Moved to ...
20004 (bdesc_args): Here.
20005 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20006 Instructions in comments with SSE3.
20007 (ix86_expand_sse_operands_builtin): Renamed to ...
20008 (ix86_expand_args_builtin): This. Updated.
20009 (ix86_expand_unop1_builtin): Update comments.
20010 (ix86_expand_builtin): Updated.
20012 2008-04-29 Richard Guenther <rguenther@suse.de>
20014 PR tree-optimization/36078
20015 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20016 Update virtual SSA form after cleaning up the CFG.
20018 2008-04-29 Richard Guenther <rguenther@suse.de>
20020 PR middle-end/15255
20021 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20023 2008-04-29 Richard Guenther <rguenther@suse.de>
20025 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20026 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20027 (compute_flow_insensitive_aliasing): Do not treat
20028 PTR_IS_REF_ALL pointers special.
20029 (get_smt_for): Likewise.
20030 (may_alias_p): Re-structure.
20031 (is_escape_site): A ref-all pointer conversion is not an escape site.
20032 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20033 PTR_IS_REF_ALL pointers special.
20034 * tree-ssa-structalias.h (struct alias_info): Remove
20035 ref_all_symbol_mem_tag field.
20036 (PTR_IS_REF_ALL): Remove.
20038 2008-04-29 Richard Guenther <rguenther@suse.de>
20040 PR middle-end/36077
20041 * fold-const.c (extract_muldiv_1): In combining division constants
20042 make sure to never overflow.
20044 2008-04-29 Nick Clifton <nickc@redhat.com>
20046 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20048 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20051 * optc-gen.awk: Work around HP-UX/IA awk bug.
20053 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20055 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20058 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20061 * config/i386/i386.md
20062 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20063 Change operand 1 predicate to nonimmediate_operand.
20065 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20068 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20070 * gengtype.c (walk_type, write_func_for_structure): Handle
20072 * doc/gty.texi: Document chain_circular.
20074 2008-04-28 Richard Guenther <rguenther@suse.de>
20076 PR tree-optimization/36066
20077 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20080 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20083 * config/i386/i386.md
20084 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20085 Use match_scratch instead of match_operand for operands 3 and 4.
20087 2008-04-27 Richard Guenther <rguenther@suse.de>
20089 PR tree-optimization/18754
20090 PR tree-optimization/34223
20091 * tree-pass.h (pass_complete_unrolli): Declare.
20092 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20093 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20094 Rewrite loop into loop closed SSA form if it is not already.
20095 (tree_unroll_loops_completely): Re-structure to iterate over
20096 innermost loops with intermediate CFG cleanups.
20097 Unroll outermost loops only if requested or the code does not grow
20099 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20100 loops are available.
20101 (tree_vectorize): Instead do so here.
20102 (tree_complete_unroll): Also unroll outermost loops.
20103 (tree_complete_unroll_inner): New function.
20104 (gate_tree_complete_unroll_inner): Likewise.
20105 (pass_complete_unrolli): New pass.
20106 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20107 uses outside of the loop.
20108 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20109 form if it is available.
20110 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20111 * passes.c (init_optimization_passes): Schedule complete inner
20112 loop unrolling pass before the first CCP pass after final inlining.
20114 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20116 * targhooks.h (default_emutls_var_fields,
20117 default_emutls_var_init): Declare.
20118 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20119 * target.h (struct gcc_target): Add struct emutls member.
20120 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20121 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20122 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20123 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20124 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20125 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20126 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20127 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20128 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20129 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20130 emit debug information.
20131 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20132 * varasm.c: Include targhooks.h.
20133 (emutls_object_section, emutls_tmpl_section): New.
20134 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20135 (EMUTLS_SEPARATOR): New.
20136 (prefix_name): New.
20137 (get_emutls_object_name): New.
20138 (default_emutls_var_fields): New, broken out of ...
20139 (get_emutls_object_type): ... here. Adjust to use target hooks.
20140 (get_emutls_init_templ_addr): Adjust to use target hooks.
20141 (emutls_decl): Adjust to use target hooks.
20142 (emutls_finish): Likewise.
20143 (default_emutls_var_init): New, broken out of ...
20144 (assemble_variable): ... here. Adjust to use target hooks.
20145 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20146 SECCAT_EMUTLS_TMPL.
20147 * c-common.c (handle_section_attribute): Prevent overriding
20148 sections for emulated tls with special sections.
20149 * config/i386/i386.c (x86_64_elf_select_section): Add
20150 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20151 (x86_64_elf_unique_section): Likewise.
20152 * config/vxworks.c: Include tree.h.
20153 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20154 (vxworks_override_options): Set TLS scheme.
20155 * doc/tm.texi (Emulated TLS): New node.
20157 2008-04-26 Simon Baldwin <simonb@google.com>
20160 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20161 with propagated string constants.
20163 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20165 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20166 constraint for operand 2 when operand 0 is memory operand.
20167 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20168 operand 0 is memory operand.
20169 (fix_trunc<mode>_i387_with_temp): Ditto.
20170 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20171 operand 2 when operand 1 is memory operand.
20172 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20173 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20174 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20175 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20176 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20177 operands 2,3 and 4 when operand 1 is memory operand.
20178 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20180 (fistdi2_floor_with_temp): Ditto.
20181 (fist<mode>2_floor_with_temp): Ditto.
20182 (fistdi2_ceil_with_temp): Ditto.
20183 (fist<mode>2_ceil_with_temp): Ditto.
20184 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20186 2008-04-26 David Daney <ddaney@avtrex.com>
20188 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20190 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20191 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20192 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20193 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20194 (compare_and_swap_12): New insn.
20195 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20196 * config/mips/mips.c (mips_force_binary): New function.
20197 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20198 (mips_expand_compare_and_swap_12): New function.
20199 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20201 2008-04-25 Jan Hubicka <jh@suse.cz>
20204 * cfgexpand.c (pass_expand): Turn into RTL pass.
20205 * passes.c (execute_one_pass): Do pass typechecking after execution.
20206 * tree-pass.h (pass_expand): Turn into RTL pass.
20208 * function.h (struct rtl_data): Move here fields
20209 accesses_prior_frames, calls_eh_return, saves_all_registers,
20210 has_nonlocal_goto, has_asm_statement, is_thunk,
20211 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20212 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20213 arg_pointer_save_area_init from struct function; turn into bool.
20214 (struct function): Move
20215 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20216 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20217 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20218 tail_call_emit, arg_pointer_save_area_init
20219 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20220 (current_function_returns_struct, current_function_returns_pcc_struct,
20221 current_function_calls_setjmp, current_function_calls_alloca,
20222 current_function_accesses_prior_frames,
20223 current_function_calls_eh_return, current_function_is_thunk,
20224 current_function_stdarg, current_function_profile,
20225 current_function_limit_stack, current_function_uses_pic_offset_table,
20226 current_function_uses_const_pool, current_function_has_nonlocal_label,
20227 current_function_saves_all_registers,
20228 current_function_has_nonlocal_goto,
20229 current_function_has_asm_statement): Remove accesor macros.
20230 * ra-conflict.c (global_conflicts): Update.
20231 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20232 (suitable_for_tail_call_opt_p): Update.
20233 * builtins.c (expand_builtin_return_addr): Update.
20234 (expand_builtin_setjmp_setup): Update.
20235 (expand_builtin_nonlocal_goto): Update.
20236 * final.c (final_start_function): Update.
20237 (profile_function): Update.
20238 (leaf_function_p): Update.
20239 (only_leaf_regs_used): Update.
20240 * df-scan.c (df_get_exit_block_use_set): Update.
20241 * dojump.c (clear_pending_stack_adjust): Update.
20242 * tree-stdarg.c (gate_optimize_stdarg): Update.
20243 * gimple-low.c (lower_function_body): Update.
20244 * global.c (compute_regsets): Update.
20245 (global_alloc): Update.
20246 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20247 * expr.c (expand_assignment): Update.
20248 * dse.c (dse_step0): Update.
20249 (dse_step1): Update.
20250 * c-decl.c (store_parm_decls): Update.
20251 * local-alloc.c (combine_regs): Update.
20252 (find_free_reg): Update.
20253 * function.c (assign_parms_augmented_arg_list): Update.
20254 (assign_parm_find_data_types): Update.
20255 (assign_parms): Update.
20256 (allocate_struct_function): Update.
20257 (expand_function_start): Update.
20258 (expand_function_end): Update.
20259 (get_arg_pointer_save_area): Update.
20260 (thread_prologue_and_epilogue_insns): Update.
20261 (rest_of_match_asm_constraints): Update.
20262 * stor-layout.c (variable_size): Update.
20263 * gcse.c (gcse_main): Update.
20264 (bypass_jumps): Update.
20265 * gimplify.c (gimplify_function_tree): Update.
20266 * calls.c (emit_call_1): Update.
20267 (expand_call): Update.
20268 * bt-load.c (compute_defs_uses_and_gen): Update.
20269 * except.c (sjlj_assign_call_site_values): Update.
20270 (sjlj_emit_function_enter): Update.
20271 (can_throw_external): Update.
20272 (set_nothrow_function_flags): Update.
20273 (expand_builtin_unwind_init): Update.
20274 (expand_eh_return): Update.
20275 (convert_to_eh_region_ranges): Update.
20276 (output_function_exception_table): Update.
20277 * emit-rtl.c (gen_tmp_stack_mem): Update.
20278 * cfgexpand.c (expand_used_vars): Update.
20279 (tree_expand_cfg): Update.
20280 * cfgcleanup.c (rest_of_handle_jump): Update.
20281 * explow.c (allocate_dynamic_stack_space): Update.
20282 * varasm.c (assemble_start_function): Update.
20283 (force_const_mem): Update.
20284 (mark_constant_pool): Update.
20285 * tree-optimize.c (tree_rest_of_compilation): Update.
20286 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20287 * tree-cfg.c (notice_special_calls): Update.
20288 (is_ctrl_altering_stmt): Update.
20289 (tree_can_make_abnormal_goto): Update.
20290 (tree_purge_dead_abnormal_call_edges): Update.
20291 * config/alpha/predicates.md: Update.
20292 * config/alpha/alpha.c (alpha_sa_mask): Update.
20293 (alpha_sa_size): Update.
20294 (alpha_does_function_need_gp): Update.
20295 (alpha_expand_prologue): Update.
20296 (alpha_start_function): Update.
20297 (alpha_output_function_end_prologue): Update.
20298 (alpha_expand_epilogue): Update.
20299 * config/frv/frv.c (frv_stack_info): Update.
20300 (frv_expand_epilogue): Update.
20301 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20302 (s390_register_info): Update.
20303 (s390_frame_info): Update.
20304 (s390_init_frame_layout): Update.
20305 (s390_can_eliminate): Update.
20306 (save_gprs): Update.
20307 * config/spu/spu.c (spu_split_immediate): Update.
20308 (need_to_save_reg): Update.
20309 (spu_expand_prologue): Update.
20310 (spu_expand_epilogue): Update.
20311 * config/sparc/sparc.md: Update.
20312 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20313 (sparc_tls_got): Update.
20314 (legitimize_pic_address): Update.
20315 (sparc_emit_call_insn): Update.
20316 (sparc_expand_prologue): Update.
20317 (output_return): Update.
20318 (print_operand): Update.
20319 (sparc_function_ok_for_sibcall): Update.
20320 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20321 * config/m32r/m32r.md: Update.
20322 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20323 (m32r_compute_frame_size): Update.
20324 (m32r_expand_prologue): Update.
20325 (m32r_expand_epilogue): Update.
20326 (m32r_legitimize_pic_address): Update.
20327 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20328 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20329 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20330 (gen_push): Update.
20331 (ix86_save_reg): Update.
20332 (ix86_compute_frame_layout): Update.
20333 (ix86_expand_prologue): Update.
20334 (ix86_expand_epilogue): Update.
20335 * config/sh/sh.c (output_stack_adjust): Update.
20336 (calc_live_regs): Update.
20337 (sh5_schedule_saves): Update.
20338 (sh_expand_prologue): Update.
20339 (sh_expand_epilogue): Update.
20340 (sh_setup_incoming_varargs): Update.
20341 (sh_allocate_initial_value): Update.
20342 (sh_get_pr_initial_val): Update.
20343 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20344 * config/sh/sh.md (label:): Update.
20345 * config/avr/avr.c (out_movhi_mr_r): Update.
20346 * config/crx/crx.h (enum): Update.
20347 * config/xtensa/xtensa.h (along): Update.
20348 * config/stormy16/stormy16.c Update.
20349 (xstormy16_compute_stack_layout): Update.
20350 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20351 (fr30_expand_prologue): Update.
20352 * config/cris/cris.c (cris_conditional_register_usage): Update.
20353 (cris_reg_saved_in_regsave_area): Update.
20354 (cris_initial_frame_pointer_offset): Update.
20355 (cris_simple_epilogue): Update.
20356 (cris_expand_prologue): Update.
20357 (cris_expand_epilogue): Update.
20358 (cris_expand_pic_call_address): Update.
20359 (cris_asm_output_symbol_ref): Update.
20360 (cris_asm_output_label_ref): Update.
20361 * config/cris/cris.md Update.
20362 * config/iq2000/iq2000.c (compute_frame_size): Update.
20363 (iq2000_expand_epilogue): Update.
20364 * config/mt/mt.h (save_direction): Update.
20365 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20366 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20367 (ia64_secondary_reload_class): Update.
20368 * config/m68k/m68k.c (m68k_save_reg): Update.
20369 (m68k_expand_prologue): Update.
20370 (m68k_expand_epilogue): Update.
20371 (legitimize_pic_address): Update.
20372 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20373 (first_reg_to_save): Update.
20374 (first_altivec_reg_to_save): Update.
20375 (compute_vrsave_mask): Update.
20376 (compute_save_world_info): Update.
20377 (rs6000_stack_info): Update.
20378 (spe_func_has_64bit_regs_p): Update.
20379 (rs6000_ra_ever_killed): Update.
20380 (rs6000_emit_eh_reg_restore): Update.
20381 (rs6000_emit_allocate_stack): Update.
20382 (rs6000_emit_prologue): Update.
20383 (rs6000_emit_epilogue): Update.
20384 (rs6000_output_function_epilogue): Update.
20385 (output_profile_hook): Update.
20386 (rs6000_elf_declare_function_name): Update.
20387 * config/rs6000/rs6000.h (rs6000_args): Update.
20388 * config/rs6000/rs6000.md: Update.
20389 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20390 * config/arc/arc.c (arc_output_function_epilogue): Update.
20391 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20392 * config/darwin.c (machopic_function_base_name): Update.
20393 * config/score/score3.c (score3_compute_frame_size): Update.
20396 (score3_epilogue): Update.
20397 * config/score/score7.c (score7_compute_frame_size): Update.
20398 (score7_prologue): Update.
20399 (score7_epilogue): Update.
20400 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20401 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20402 * config/arm/arm.c (use_return_insn): Update.
20403 (require_pic_register): Update.
20404 (arm_load_pic_register): Update.
20405 (arm_compute_save_reg0_reg12_mask): Update.
20406 (arm_compute_save_reg_mask): Update.
20407 (thumb1_compute_save_reg_mask): Update.
20408 (output_return_instruction): Update.
20409 (arm_output_function_prologue): Update.
20410 (arm_output_epilogue): Update.
20411 (arm_get_frame_offsets): Update.
20412 (arm_expand_prologue): Update.
20413 (thumb_pushpop): Update.
20414 (thumb_exit): Update.
20415 (thumb1_expand_prologue): Update.
20416 (thumb1_expand_epilogue): Update.
20417 (arm_unwind_emit): Update.
20418 (arm_output_fn_unwind): Update.
20419 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20420 * config/arm/arm.md: Update.
20421 * config/pa/pa.md: Update.
20422 * config/pa/pa.c (legitimize_pic_address): Update.
20423 (compute_frame_size): Update.
20424 (hppa_expand_prologue): Update.
20425 (hppa_expand_epilogue): Update.
20426 (borx_reg_operand): Update.
20427 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20428 (HARD_REGNO_RENAME_OK): Update.
20429 * config/mips/mips.c (mips_global_pointer): Update.
20430 (mips_save_reg_p): Update.
20431 (mips_compute_frame_info): Update.
20432 (mips_frame_pointer_required): Update.
20433 (mips_expand_prologue): Update.
20434 (mips_expand_epilogue): Update.
20435 (mips_can_use_return_insn): Update.
20436 (mips_reorg_process_insns): Update.
20437 * config/v850/v850.c (compute_register_save_size): Update.
20438 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20439 * config/mmix/mmix.c (along): Update.
20440 (mmix_expand_epilogue): Update.
20441 * config/bfin/bfin.c (legitimize_pic_address): Update.
20442 (must_save_p): Update.
20443 (stack_frame_needed_p): Update.
20444 (add_to_reg): Update.
20445 (bfin_expand_prologue): Update.
20446 * stmt.c (expand_asm_operands): Update.
20447 * reload1.c (reload): Update.
20448 (init_elim_table): Update.
20450 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20452 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20454 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20456 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20457 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20458 (mov<mode>): Removed.
20459 (*movv4sf_internal): Likewise.
20460 (*movv2df_internal): Likewise.
20462 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20464 * config.gcc (crx-*-elf): Remove deprecation.
20466 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20468 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20469 __gcc_deregister_frame with atexit.
20470 (deregister_frame_dtor): Remove.
20472 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20473 Nathan Sidwell <nathan@codesourcery.com>
20475 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20477 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20478 (rs6000_isel): Likewise.
20479 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20480 (rs6000_isel): New variable.
20481 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20483 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20486 * c-common.c (handle_vector_size_attribute): Call
20487 lang_hooks.types.reconstruct_complex_type instead of
20488 reconstruct_complex_type.
20489 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20490 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20491 * langhooks.h (struct lang_hooks_for_types): Add
20492 reconstruct_complex_type hook.
20493 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20494 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20496 2008-04-24 Richard Guenther <rguenther@suse.de>
20498 * c-common.h (check_builtin_function_arguments): Declare.
20499 * c-common.c (validate_nargs): New function.
20500 (check_builtin_function_arguments): Likewise.
20501 * c-typeck.c (build_function_call): Call
20502 check_builtin_function_arguments.
20503 * builtins.c (fold_builtin_classify): Remove error reporting code.
20504 (fold_builtin_unordered_cmp): Likewise.
20505 (fold_builtin_1): Likewise.
20506 (fold_builtin_n): Likewise.
20508 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20510 PR tree-optimization/36008
20511 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20512 the original op1, rather than delta by step.
20514 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20515 Sebastian Pop <sebastian.pop@amd.com>
20517 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20518 eliminate_local_variables_stmt, eliminate_local_variables,
20519 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20520 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20521 of code delimited by two edges in the CFG.
20522 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20523 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20524 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20525 the case of parallelisation of reductions.
20526 (expr_invariant_in_region_p): New.
20528 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20529 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20531 2008-04-24 Ira Rosen <irar@il.ibm.com>
20532 Richard Guenther <rguenther@suse.de>
20534 PR tree-optimization/36034
20535 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20536 incapable of dealing with loads with gaps.
20538 2008-04-24 Rafael Espíndola <espindola@google.com>
20540 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20541 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20542 vrp_evaluate_conditional.
20543 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20544 (vrp_evaluate_conditional): Split the cond argument.
20545 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20546 (simplify_stmt_for_jump_threading): Update call to
20547 vrp_evaluate_conditional.
20549 2008-04-24 Ira Rosen <irar@il.ibm.com>
20551 PR tree-optimization/35982
20552 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20553 interleaved data-refs are of the same type.
20555 2008-04-24 Danny Smith <dannysmith@users.net>
20557 * c-format.c (check_format_info_main): Use strncmp rather than a
20558 magic prefix to handle multichar length specs.
20559 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20560 Don't prefix "I64" and "I32" with '\0'.
20562 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20565 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20566 in registers for -m32 only if stdarg_p (fntype).
20568 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20570 PR rtl-optimization/36006
20571 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20572 temp to op0 in order to avoid invalid rtx sharing.
20574 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20576 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20577 check TREE_INVARIANT.
20578 * tree-gimple.c (is_gimple_address): New.
20579 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20580 * tree-gimple.h (is_gimple_address): New.
20581 * tree.h (decl_address_invariant_p): New.
20582 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20583 (build_string): Likewise.
20584 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20585 (tree_invariant_p_1): Likewise.
20586 (save_expr): Use it.
20587 (tree_invariant_p): New.
20588 (skip_simple_arithmetic): Use it.
20589 (stabilize_reference_1): Use it.
20590 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20592 (build1_stat): Drop code to compute TREE_INVARIANT.
20593 (build2_stat): Drop code to compute TREE_INVARIANT.
20594 (build3_stat): Drop code to compute TREE_INVARIANT.
20595 (build4_stat): Drop code to compute TREE_INVARIANT.
20596 (build5_stat): Drop code to compute TREE_INVARIANT.
20597 (build7_stat): Drop code to compute TREE_INVARIANT.
20598 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20599 * tree.h (struct tree_base): Remove invariant_flag.
20600 (TREE_INVARIANT): Remove.
20601 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20602 (fold_builtin_expect): Check TREE_CONSTANT.
20603 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20604 * c-tree.h (c_expr_to_decl): Drop third parameter.
20605 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20606 (build_c_cast): Don't set TREE_INVARIANT.
20607 (pop_init_level): Don't set TREE_INVARIANT.
20608 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20609 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20611 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20612 (gimplify_addr_expr): Adjust comment.
20613 * tree-mudflap.c (mf_build_string):
20614 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20615 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20616 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20617 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20618 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20619 * langhooks.h (struct lang_hooks): Drop third parameter from
20622 2008-04-23 Richard Guenther <rguenther@suse.de>
20624 PR tree-optimization/27799
20625 PR tree-optimization/32921
20626 PR tree-optimization/32624
20627 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20628 SMTs aliases and the tag itself into the solution.
20629 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20630 merge the points-to solution back into the SMT aliases.
20631 (may_alias_p): Use alias_set_subset_of instead of
20632 aliases_conflict_p. A pointer which points to
20633 memory with alias set zero may access any variable.
20635 2008-04-23 Richard Guenther <rguenther@suse.de>
20637 * alias.c (alias_set_subset_of): Correctly handle asking
20638 if zero is a subset of an alias set with zero child.
20639 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20640 (compute_flow_insensitive_aliasing): Correctly walk all
20641 pointers. Do not unnecessarily union sets.
20643 2008-04-23 Richard Guenther <rguenther@suse.de>
20645 PR middle-end/36021
20646 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20648 2008-04-22 Tomas Bily <tbily@suse.cz>
20650 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20652 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20654 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20655 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20656 * tree-inline.c (estimate_num_insns_1): Likewise.
20657 * varasm.c (const_hash_1, compare_constant, copy_constant)
20658 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20659 * emit-rtl.c (component_ref_for_mem_expr)
20660 (set_mem_attributes_minus_bitpos): Likewise.
20661 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20662 (is_aligning_offset): Likewise.
20663 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20664 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20665 * dojump.c (do_jump): Likewise.
20666 * builtins.c (get_pointer_alignment, get_memory_rtx)
20667 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20668 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20670 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20672 PR rtl-optimization/36017
20673 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20674 expanding the library call.
20676 2008-04-22 Ian Lance Taylor <iant@google.com>
20678 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20679 than size_in_bytes.
20681 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20683 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20684 of LR/CTR moves for Power6.
20686 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20688 PR middle-end/36003
20689 * passes.c (init_optimization_passes): Remove
20690 pass_fast_rtl_byte_dce.
20692 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20695 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20696 builtin functions to generate faster code.
20697 (_mm_cvtpu16_ps): Ditto.
20698 (_mm_cvtpi32x2_ps): Ditto.
20700 2008-04-22 Nick Clifton <nickc@redhat.com>
20702 * common.opt (ftree-loop-distribution): Add Optimization
20705 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20706 (frv_expand_builtin_va_start): Likewise.
20708 * config/arm/arm.c (thumb_find_work_register): Fix location of
20709 argument register count.
20711 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20713 Support scheduling for ColdFire V1 and V3 microarchitecture.
20714 Improve scheduling of multiplication instructions.
20716 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20717 (mac): New instruction attribute.
20718 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20719 (m68k_sched_mac): New variable.
20720 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20721 Handle cfv1 and cfv3.
20722 (max_insn_size): New static variable.
20723 (struct _sched_ib): New type.
20724 (sched_ib): New static variable.
20725 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20726 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20727 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20729 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20730 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20731 new variables. Update.
20732 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20733 Add modeling of cfv3 instruction buffer. Update.
20734 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20735 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20736 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20737 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20738 a particular reservation applies to.
20739 (type2): Reorganize attribute values. Rename alu to alu_reg,
20740 alu_l to alu, move_l to omove. Join move to alu. Split mul
20741 to mul_l and mul_w.
20742 (cf_ib_*): Simplify description of instruction buffer.
20743 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20744 (cf_mem): Split into cf_mem1 and cf_mem2.
20745 (cf_v2_move_??): Rename to cfv12_alu_??.
20746 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20747 (cf_v2_mul_??): Remove reservations.
20748 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20749 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20750 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20752 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20753 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20754 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20755 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20756 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20757 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20758 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20759 expansions of the above reservations for instructions of sizes
20762 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20764 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20766 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20768 * coverage.c: Include tree-pass.h.
20769 (coverage_counter_alloc): Print da_file_name to the dump file.
20771 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20773 * sbitmap.c (sbitmap_range_empty_p): New function.
20774 * sbitmap.h (sbitmap_range_empty_p): New function.
20775 * bitmap.h: Now includes obstack.h.
20777 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20778 Kenneth Zadeck <zadeck@naturalbridge.com>
20780 * dbgcnt.def (ra_byte_scan): Added.
20781 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20782 when the last hit happens for a counter.
20783 * timevar.def (TV_DF_BYTE_LR): New variable.
20784 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20785 * passes.c (pass_fast_rtl_byte_dce): New pass.
20786 * fwprop.c (update_df): Added mode to call df_ref_create.
20787 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20788 DF_REF_EXTRACT_OFFSET.
20789 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20790 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20792 (df_ref_extract): Added mode field.
20793 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20794 DF_REF_EXTRACT_OFFSET.
20795 (DF_REF_EXTRACT_MODE): New macro.
20796 (df_byte_lr_bb_info): New structure.
20797 (df_print_byte_regset, df_compute_accessed_bytes,
20798 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20799 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20800 df_byte_lr_simulate_uses,
20801 df_byte_lr_simulate_artificial_refs_at_top,
20802 df_byte_lr_simulate_artificial_refs_at_end,
20803 df_compute_accessed_bytes): New function.
20804 (df_ref_create): Add parameter.
20805 (df_byte_lr_get_bb_info): New inline function.
20806 * df-scan.c (df_ref_record, df_uses_record,
20807 df_ref_create_structure): Added mode parameter.
20808 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20809 df_defs_record, df_uses_record, df_get_conditional_uses,
20810 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20811 df_entry_block_defs_collect, df_exit_block_uses_collect):
20812 Added mode parameter to calls to df_ref_record, df_uses_record,
20813 df_ref_create_structure.
20814 (df_ref_equal_p, df_ref_compare): Added test for modes.
20815 (df_ref_create_structure): Added code to set mode. Renamed
20816 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20817 DF_REF_EXTRACT_OFFSET.
20818 * df-core.c (df_print_byte_regset): New function.
20819 * df-byte-scan.c: New file.
20820 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20821 calls to BITMAP_FREE.
20822 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20823 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20824 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20825 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20826 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20827 df_byte_lr_local_compute, df_byte_lr_init,
20828 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20829 df_byte_lr_transfer_function, df_byte_lr_free,
20830 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20831 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20832 df_byte_lr_simulate_uses,
20833 df_byte_lr_simulate_artificial_refs_at_top,
20834 df_byte_lr_simulate_artificial_refs_at_end): New function.
20835 * dce.c (byte_dce_process_block): New function.
20836 (dce_process_block): au is now passed in rather than computed
20837 locally. Changed loops that look at artificial defs to not look
20838 for conditional or partial ones, because there never are any.
20839 (fast_dce): Now is able to drive byte_dce_process_block or
20840 dce_process_block depending on the kind of dce being done.
20841 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20842 (rest_of_handle_fast_byte_dce): New function.
20843 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20844 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20846 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20849 * gcc.h: Added fortran options that take arguments to
20850 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20853 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20855 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20856 scalarization if on the LHS and not a full access.
20858 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20860 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20862 2008-04-18 Rafael Espíndola <espindola@google.com>
20864 * tree-vrp.c (find_case_label_index): Fix the binary search.
20865 (find_case_label_range): New.
20866 (vrp_visit_switch_stmt): Use find_case_label_range.
20867 (simplify_switch_using_ranges): Use find_case_label_range.
20869 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20871 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20872 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20874 2008-04-18 Tom Tromey <tromey@redhat.com>
20877 * doc/cpp.texi (Implementation-defined behavior): Mention
20880 2008-04-18 Ian Lance Taylor <iant@google.com>
20882 * fold-const.c (pointer_may_wrap_p): New static function.
20883 (fold_comparison): Add another test for pointer overflow. Use
20884 pointer_may_wrap_p to disable some false positives.
20886 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20888 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20889 (fname_as_string): Match updated cpp_interpret_string prototype.
20890 (fix_string_type): Support char16_t* and char32_t*.
20891 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20892 derivative) nodes. Register as builtin if C++0x.
20893 (c_parse_error): Support CPP_CHAR{16,32}.
20894 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20895 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20896 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20897 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20898 CTI_CHAR32_ARRAY_TYPE>: New elements.
20899 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20900 char32_type_node, signed_char32_type_node, char16_array_type_node,
20901 char32_array_type_node): New defines.
20902 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20903 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20904 (lex_string): Support CPP_STRING{16,32}, match updated
20905 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20906 (lex_charconst): Support CPP_CHAR{16,32}.
20907 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20908 and CPP_STRING{16,32}.
20910 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20913 * aclocal.m4: Regenerate.
20914 * configure: Regenerate.
20916 2008-04-18 Jan Hubicka <jh@suse.cz>
20918 * except.c (dw2_size_of_call_site_table,
20919 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20921 * cgraphbuild.c (build_cgraph_edges): Update.
20922 * tree-pass.h: Update comment.
20923 * final.c (leaf_function_p): Update.
20924 (leaf_renumber_regs): Update.
20925 (rest_of_clean_state): Update.
20926 * omp-low.c (expand_omp_parallel): Update.
20927 * ipa-reference.c (analyze_function): Update.
20928 * reorg.c (find_end_label): Update.
20929 (optimize_skip): Update.
20930 (fill_simple_delay_slots): Update.
20931 (fill_simple_delay_slots): Update.
20932 (make_return_insns): Update.
20933 (dbr_schedule): Update.
20934 * gimple-low.c (record_vars_into): Update.
20935 * cfgbuild.c (make_edges): Update.
20936 * function.c (assign_stack_local): Update.
20937 (assign_parm_adjust_stack_rtl): Update.
20938 (locate_and_pad_parm): Update.
20939 (allocate_struct_function): Do not initialize stack_alignment_needed
20940 and preferred_stack_boundary here.
20941 (stack_protect_prologue): Update.
20942 (stack_protect_epilogue): Update.
20943 (expand_function_start): Initialize stack_alignment_needed,
20944 preferred_stack_boundary and max_jumptable_ents.
20945 (expand_function_end): Update.
20946 (free_after_compilation): Do not NULLify epilogue_delay_list.
20947 * function.h (struct rtl_data): Add stack_protect_guard,
20948 stack_alignment_needed,
20949 preferred_stack_boundary, epilogue_delay_list.
20950 (struct function): Remove value_histograms, stack_alignment_needed,
20951 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20953 unexpanded_var_list, stack_protect_guard.
20954 (current_function_epilogue_delay_list): Remove.
20955 * ipa-type-escape.c (analyze_function): Update.
20956 * gimplify.c (pop_gimplify_context): Update comment.
20957 * calls.c (expand_call): Update.
20958 (emit_library_call_value_1): Update.
20959 * except.c (set_nothrow_function_flags): Update.
20960 * cfgexpand.c (get_decl_align_unit): Update.
20961 (create_stack_guard): Update.
20962 (estimated_stack_frame_size): Update.
20963 (expand_used_vars): Update.
20964 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20965 * explow.c (allocate_dynamic_stack_space): Update.
20966 * tree-ssa-live.c (remove_unused_locals): Update.
20967 * varasm.c (mark_constant_pool): Update.
20968 * tree-inline.c (remap_decls): Update.
20969 (initialize_cfun): Update.
20970 (declare_return_variable): Update.
20971 (inline_forbidden_p): Update.
20972 (expand_call_inline): Update.
20973 (declare_inline_vars): Update.
20974 (tree_function_versioning): Update.
20975 * tree-flow.h (value_histograms): New.
20976 (VALUE_HISTOGRAMS): New macro.
20977 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20979 * tree-cfg.c (set_bb_for_stmt): Update.
20980 (replace_by_duplicate_decl): Update.
20981 (move_block_to_fn): Update.
20982 (new_label_mapper): Update.
20983 (dump_function_to_file): Update.
20984 * ipa-struct-reorg.c (build_data_structure): Update.
20985 * cfgrtl.c (print_rtl_with_bb): Update.
20986 * reload1.c (reload): Update.
20988 * config/i386/i386.c (setup_incoming_varargs_64,
20989 ix86_compute_frame_layout): Update.
20990 * config/arc/arc.c (arc_output_function_epilogue): Update.
20992 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20994 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20995 for FreeBSD as well.
20996 * gthr-posix95.h: Likewise.
20998 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21000 PR rtl-optimization/35838
21001 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21002 out the byte offset of the first subreg.
21004 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21006 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21007 to split_ti instead of three separate calls with single member arrays.
21008 (subti3 splitter): Ditto.
21009 (adddi3 splitter): Ditto with split_di.
21010 (subdi3 splitter): Ditto.
21011 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21012 two separate calls with single member arrays. Swap match_dup
21013 operands 1 and 2 to better fit into the array.
21014 (negdi2 splitter): Ditto with split_di.
21015 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21016 two separate calls with single member arrays. Swap match_dup operands
21017 6 and 7 to better fit into the array.
21019 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21021 * config/i386/i386.c (sse_builtin_type): New.
21022 (bdesc_sse_args): Likewise.
21023 (bdesc_sse_3arg): Removed.
21024 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21025 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21026 IX86_BUILTIN_ROUNDPS.
21027 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21028 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21029 IX86_BUILTIN_ROUNDPS.
21030 (ix86_expand_sse_4_operands_builtin): Removed.
21031 (ix86_expand_sse_operands_builtin): New.
21032 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21033 and CODE_FOR_sse4_1_roundps.
21034 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21035 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21037 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21040 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21041 regs before frame pop when needed. If use_backchain_to_restore_sp
21042 then load backchain into a temp reg to restore vr and vrsave. Add
21043 code to restore vr after frame pop if possible.
21045 2008-04-17 Richard Guenther <rguenther@suse.de>
21047 * tree-vn.c (expressions_equal_p): Do not check type
21048 equality or compatibility before calling operand_equal_p.
21049 * fold-const.c (operand_equal_p): Check equivalence of
21050 integer constants before bailing out due to signedness or
21051 precision differences.
21052 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21053 spurious differences in type qualification. Ignore types
21054 for COMPONENT_REFs at all.
21056 2008-04-17 Christian Bruel <christian.bruel@st.com>
21058 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21059 msw_skip comparison.
21061 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21064 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21067 PR tree-optimization/35899
21068 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21069 rather than TREE_OPERAND.
21071 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21074 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21075 temporary registers. Change operand predicate to general_operand.
21076 (remainderxf3): Ditto.
21078 2008-04-16 Richard Guenther <rguenther@suse.de>
21080 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21081 * tree-affine.c (aff_combination_expand): Look through some
21084 2008-04-15 Doug Kwan <dougkwan@google.com>
21086 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21088 * tree-pretty-print.c (dump_generic_node): Ditto.
21089 * final.c (output_addr_const): Ditto.
21090 * dwarf2out.c (output_cfi): Ditto.
21091 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21092 * print-rtl.c (print_rtx): Ditto.
21093 * print-tree.c (print_node_brief, print_node): Ditto.
21094 * c-common.c (match_case_to_enum_1): Ditto.
21095 * sched-vis.c (print_value): Ditto.
21096 * config/i386/i386.c (print_operand): Cast to long unsigned int
21099 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21100 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21101 MS Windows VirtualProtect function.
21103 2008-04-15 Jan Hubicka <jh@suse.cz>
21105 * gengtype.c (write_root): Param_is argument is OK.
21106 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21107 * function.h: Include varray.h
21108 (rtl_eh): New stucture based on except.c one.
21109 (call_site_record): New forward declaration and vector type.
21110 * calls.c (emit_call_1): Do not call
21111 note_current_region_may_contain_throw.
21112 * except.c (eh_status): Remove cur_region, try_region since they are
21114 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21115 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21116 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21117 Remove call_site_data_used, call_site_data_size.
21118 Turn call_site_record into vector in function.h.
21119 (note_current_region_may_contain_throw): Remove.
21120 (get_exception_pointer, get_exception_filter): Do not take struct
21121 function argument; update.
21122 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21123 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21124 build_post_landing_pads, dw2_build_landing_pads,
21125 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21126 sjlj_emit_function_enter, sjlj_emit_function_enter,
21127 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21128 sjlj_build_landing_pads, finish_eh_generation,
21129 remove_exception_handler_label, remove_eh_handler,
21130 maybe_remove_eh_handler, add_reachable_handler,
21131 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21132 add_action_record, collect_one_action_chain, add_call_site,
21133 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21134 sjlj_output_call_site_table, output_function_exception_table,
21135 * except.h (note_current_region_may_contain_throw): Remove
21136 (get_exception_pointer, get_exception_filter): Do not take struct
21138 * Makefile.in (GTFILES): Put varargs before struct function.
21140 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21142 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21143 punt for STRING_CST.
21144 (get_constraint_for): Deal with STRING_CST here instead.
21146 2008-04-15 Richard Guenther <rguenther@suse.de>
21148 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21149 statements in a basic-block with a backward walk. Do not
21150 substitute into dead statements but instead remove those.
21152 2008-04-15 Richard Guenther <rguenther@suse.de>
21154 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21155 to zero, thus disable creation of SFTs.
21157 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21159 * tree-predcom.c (suitable_reference_p): Return false if the
21160 reference can throw.
21162 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21165 * c-decl.c (finish_decl): If extern or static var has variable
21166 size, set TREE_TYPE (decl) to error_mark_node.
21168 2008-04-15 Rafael Espíndola <espindola@google.com>
21170 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21173 2008-04-15 Richard Guenther <rguenther@suse.de>
21175 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21176 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21177 (visit_reference_op_load): Do walk vuse-vdef chains on
21178 vn_reference_lookup.
21179 (visit_reference_op_store): But do not here.
21180 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21181 vn_reference_lookup.
21182 (vn_lookup_with_vuses): But do so here.
21184 2008-04-14 Ian Lance Taylor <iant@google.com>
21186 * fold-const.c (fold_overflow_warning): Remove assertion.
21188 2008-04-15 Ben Elliston <bje@au.ibm.com>
21190 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21191 temp1 local variables.
21193 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21196 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21197 ".text.unlikely" section as executable.
21199 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21201 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21202 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21203 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21204 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21205 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21206 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21207 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21209 2008-04-14 Ian Lance Taylor <iant@google.com>
21211 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21212 * fold-const.c (fold_comparison): If appropriate, test
21213 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21214 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21215 reassociating a pointer type.
21216 * doc/invoke.texi (Optimize Options): Document that
21217 -fstrict-overflow applies to pointer wraparound.
21219 2008-04-13 Jan Hubicka <jh@suse.cz>
21221 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21223 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21225 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21226 we are going to "save the world".
21228 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21230 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21231 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21232 operand 0 constraint, not "=".
21234 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21236 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21238 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21240 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21241 of size of positions_needed * CHAR_BIT.
21243 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21245 PR middle-end/35897
21246 * dse.c (store_info): Change positions_needed to unsigned
21248 (lowpart_bitmask): New.
21249 (record_store): Cast to unsigned HOST_WIDE_INT for
21250 positions_needed. Assert width <= size of positions_needed *
21251 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21252 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21253 lowpart_bitmask to set mask.
21255 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21257 * config/bfin/constraints.md: New file.
21258 * config/bfin/bfin.md: Include it.
21259 (adddi3): Use satisfies_constraint functions instead of the old macros.
21260 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21261 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21262 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21263 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21264 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21265 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21266 EXTRA_CONSTRAINT): Delete.
21267 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21268 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21270 * config/bfin/bfin.c: Include "tm-constrs.h".
21271 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21272 Use satisfies_constraint functions instead of the old macros.
21273 * doc/md.texi (Blackfin Constraints): Update file name reference.
21275 2008-04-11 Richard Guenther <rguenther@suse.de>
21277 PR tree-optimization/35869
21278 * tree-vrp.c (execute_vrp): Move switch statement update after
21279 jump threading. Schedule another cfg cleanup run.
21281 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21284 * attribs.c (decl_attributes): Return early on errorneous node.
21286 2008-04-10 Oleg Ryjkov <olegr@google.com>
21288 * tree.h (struct tree_base): Added a new flag default_def_flag.
21289 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21291 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21293 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21295 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21298 * pa.md: Define mode iterator P. Define mode attribute dwc.
21299 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21300 (icacheflush): Likewise.
21301 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21302 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21304 2008-04-11 Ben Elliston <bje@au.ibm.com>
21306 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21308 2008-04-10 Rafael Espíndola <espindola@google.com>
21310 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21311 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21312 (extract_range_from_expr): The same.
21314 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21316 * config/mips/mips.md (GPR2): New mode iterator.
21317 (seq): Add comment.
21318 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21319 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21320 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21321 Rewrite these to take two modes, the mode of comparison and the
21322 mode of the destination.
21323 * config/mips/mips.c (mips_expand_scc): Instead of having
21324 paradoxical subreg as destination, expand "narrowing" scc if mode
21325 of comparison is SI and target is requested in DI mode.
21326 (mips_emit_int_order_test): Update comment. Make mode of
21327 comparison match CMP0 rather than TARGET. When creating inverse
21328 target use mode of TARGET.
21330 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21332 * gcov-dump.c (tag_summary): Only print summaries for the first
21333 GCOV_COUNTERS_SUMMABLE counters.
21335 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21337 * config/i386/i386.md (absneg): New code iterator.
21338 (absnegprefix): New code attribute.
21339 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21340 patterns using absneg code iterator.
21341 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21342 using absneg code iterator.
21343 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21344 *neg<mode>2 patterns using absneg code iterator.
21345 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21346 *negextendsfdf2 patterns using absneg code iterator.
21347 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21348 *negextendsfxf2 patterns using absneg code iterator.
21349 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21350 *negextendsfdf2 patterns using absneg code iterator.
21351 * config/i386/sse.md (<code><mode>2): Macroize expander from
21352 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21354 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21356 * config/s390/s390.h: Remove the remains of the recent search
21357 & replace action of current_function_outgoing_args_size.
21359 2008-04-10 Ira Rosen <irar@il.ibm.com>
21361 PR tree-optimization/35821
21362 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21363 NEW_STMT_LIST is not NULL.
21365 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21368 * toplev.c (process_options): Remove -ffunction-sections debugging
21371 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21373 PR middle-end/PR28690
21374 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21375 than gen_rtx_fmt_ee to perform more canonicalizations.
21377 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21380 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21382 2008-04-09 Richard Guenther <rguenther@suse.de>
21384 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21385 (dump_function_to_file): Dump function arguments with types.
21387 2008-04-08 Richard Guenther <rguenther@suse.de>
21389 * fold-const.c (fold_widened_comparison): Do not allow
21390 sign-changes that change the result.
21392 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21395 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21396 kinds of indirect references.
21398 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21400 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21401 GNU Fortran language string.
21403 2008-04-08 Rafael Espíndola <espindola@google.com>
21405 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21406 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21407 * tree.h (tree_call_nonnegative_warnv_p): New.
21409 2008-04-08 Jan Hubicka <jh@suse.cz>
21411 * function.c (free_after_compilation): Clear out regno_reg_rtx
21414 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21417 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21419 PR middle-end/PR28690
21420 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21421 same precedence as REG_POINTER and MEM_POINTER operands.
21423 2008-04-08 Richard Guenther <rguenther@suse.de>
21425 PR middle-end/35834
21426 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21427 for adding index to base.
21429 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21431 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21432 (MINGW_ENABLE_EXECUTE_STACK): New.
21433 (IN_LIBGCC2): For libgcc include windows.h file for
21434 function declarations.
21436 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21438 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21439 and tem2 if tem1 is not a REG or MULT.
21441 2008-04-08 Jan Hubicka <jh@suse.cz>
21443 * function.h (incomming_args): Break out of struct function.
21444 (function_subsections): Break out of struct function.
21445 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21446 return_rtx and hard_reg_initial_vals from struct function.
21447 Kill inl_max_label_num.
21448 (current_function_pops_args, current_function_args_info,
21449 current_function_args_size, current_function_args_size,
21450 current_function_pretend_args_size,
21451 current_function_outgoing_args_size,
21452 current_function_internal_arg_pointer, current_function_return_rtx):
21453 Kill compatibility accestor macros.
21454 * builtins.c (expand_builtin_apply_args_1): Update.
21455 (expand_builtin_next_arg): Update.
21456 * df-scan.c (df_get_call_refs): Update.
21457 * dbxout.c (dbxout_function_end): Update.
21458 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21459 (output_line_info): Update.
21460 (secname_for_decl): Update.
21461 (dwarf2out_var_location): Update.
21462 * function.c (free_after_compilation): Update.
21463 (assign_parm_find_stack_rtl): Update.
21464 (assign_parms): Update.
21465 (expand_dummy_function_end): Update.
21466 (expand_function_end): Update.
21467 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21468 (expand_call): Update.
21469 (emit_library_call_value_1): Update.
21470 (store_one_arg): Update.
21471 * varasm.c (initialize_cold_section_name): Update.
21472 (unlikely_text_section): Update.
21473 (unlikely_text_section_p): Update.
21474 (assemble_start_function): Update.
21475 (assemble_end_function): Update.
21476 (default_section_type_flags): Update.
21477 (switch_to_section): Update.
21478 * integrate.c (set_decl_abstract_flags): Update.
21479 (get_hard_reg_initial_val): Update.
21480 (has_hard_reg_initial_val): Update.
21481 (allocate_initial_values): Update.
21482 * resource.c (init_resource_info): Update.
21483 * config/alpha/alpha.c (NUM_ARGS): Update.
21484 (direct_return): Update.
21485 (alpha_va_start): Update.
21486 (alpha_sa_size): Update.
21487 (alpha_initial_elimination_offset): Update.
21488 (alpha_expand_prologue): Update.
21489 (alpha_start_function): Update.
21490 (alpha_expand_epilogue): Update.
21491 (unicosmk_initial_elimination_offset):
21492 * config/alpha/alpha.md (call expander): Update.
21493 * config/s390/s390.c (s390_register_info): Update.
21494 (s390_register_info): Update.
21495 (s390_frame_info): Update.
21496 (s390_initial_elimination_offset): Update.
21497 (s390_build_builtin_va_list): Update.
21498 (s390_va_start): Update.
21499 * config/spu/spu.c (direct_return): Update.
21500 (spu_expand_prologue): Update.
21501 (spu_initial_elimination_offset): Update.
21502 (spu_build_builtin_va_list): Update.
21503 (spu_va_start): Update.
21504 * config/sparc/sparc.c (sparc_init_modes): Update.
21505 (sparc_compute_frame_size): Update.
21506 (function_value): Update.
21507 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21508 * config/i386/i386.md (return expander): Update.
21509 * config/i386/i386.c (ix86_va_start): Update.
21510 (ix86_can_use_return_insn_p): Update.
21511 (ix86_compute_frame_layout): Update.
21512 (ix86_expand_epilogue): Update.
21513 * config/sh/sh.c (output_stack_adjust): Update.
21514 (calc_live_regs): Update.
21515 (sh_expand_prologue): Update.
21516 (sh_builtin_saveregs): Update.
21517 (sh_va_start): Update.
21518 (initial_elimination_offset): Update.
21519 (sh_allocate_initial_value): Update.
21520 (sh_function_ok_for_sibcall): Update.
21521 (sh_get_pr_initial_val): Update.
21522 * config/sh/sh.md (return expander): Update.
21523 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21524 * config/crx/crx.c (crx_compute_frame): UPdate.
21525 (crx_initial_elimination_offset): UPdate.
21526 * config/xtensa/xtensa.c (compute_frame_size): Update
21527 (xtensa_builtin_saveregs): Update.
21528 (xtensa_va_start): Update.
21529 (order_regs_for_local_alloc): Update.
21530 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21531 (xstormy16_expand_builtin_va_start): Update.
21532 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21533 * config/m68hc11/m68hc11.md (return expanders): Update.
21534 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21535 (expand_epilogue): Update.
21536 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21537 (cris_simple_epilogue): Update.
21538 (cris_expand_prologue): Update.
21539 (cris_expand_epilogue): Update.
21540 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21541 (compute_frame_size): Update.
21542 * config/mt/mt.c (mt_compute_frame_size): Update.
21543 * config/mn10300/mn10300.c (expand_prologue): Update.
21544 (expand_epilogue): Update.
21545 (initial_offset): Update.
21546 (mn10300_builtin_saveregs):
21547 * config/mn10300/mn10300.md (return expander): Update.
21548 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21549 (ia64_initial_elimination_offset): Update.
21550 (ia64_initial_elimination_offset): Update.
21551 (ia64_expand_prologue): Update.
21552 * config/m68k/m68k.md (return expander): Update.
21553 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21554 (rs6000_stack_info): Update.
21555 * config/mcore/mcore.c (layout_mcore_frame): Update.
21556 (mcore_expand_prolog): Update.
21557 * config/arc/arc.c (arc_compute_frame_size): Update.
21558 * config/score/score3.c (score3_compute_frame_size): Update.
21559 * config/score/score7.c (score7_compute_frame_size): Update.
21560 * config/arm/arm.c (use_return_insn): Update.
21561 (thumb_find_work_register): Update.
21562 (arm_compute_save_reg_mask): Update.
21563 (arm_output_function_prologue): Update.
21564 (arm_output_epilogue): Update.
21565 (arm_size_return_regs): Update.
21566 (arm_get_frame_offsets): Update.
21567 (arm_expand_prologue): Update.
21568 (thumb_exit): Update.
21569 (thumb_unexpanded_epilogue): Update.
21570 (thumb1_output_function_prologue): Update.
21571 * config/pa/pa.md (return expander): Update.
21572 * config/pa/pa.c (compute_frame_size): Update.
21573 (hppa_builtin_saveregs): Update.
21574 * config/mips/mips.c (mips_va_start): Update.
21575 (mips16_build_function_stub): Update.
21576 (mips_compute_frame_info): Update.
21577 (mips_restore_gp): Update.
21578 (mips_output_function_prologue): Update.
21579 (mips_expand_prologue): Update.
21580 * config/v850/v850.c (compute_frame_size): Update.
21581 (expand_prologue): * config/mmix/mmix.c (along): update.
21582 (mmix_initial_elimination_offset): update.
21583 (mmix_reorg): update.
21584 (mmix_use_simple_return): update.
21585 (mmix_expand_prologue): update.
21586 (mmix_expand_epilogue): Update.
21587 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21588 (emit_link_insn): Update.
21590 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21592 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21593 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21595 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21598 2008-04-07 Jan Hubicka <jh@suse.cz>
21600 * function.h (rtl): Rename to x_rtl.
21601 (crtl): New define.
21602 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21603 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21604 used_temp_slots avail_temp_slots, temp_slot_level,
21605 nonlocal_goto_handler_labels): Update accesstors.
21606 (rtl): New global variable.
21607 (struct function): Move some fileds to rtl_data.
21608 (get_arg_pointer_save_area): Update prototype.
21609 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21610 get_arg_pointer_save_area.
21611 * expr.c (init_expr): Update
21612 * function.c (get_frame_size): Update
21613 (assign_stack_local): Update
21614 (expand_function_end): Update.
21615 (get_art_pointer_save_area): Update
21617 * emit-rtl.c (rtl): Declare.
21618 (regno_reg_rtx): Declare.
21619 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21621 (gen_reg_rtx): Update.
21622 * varasm.c (n_deferred_constatns): Update accestor.
21623 (init_varasm_status): Do not allocate varasm_status.
21624 (force_const_mem, get_pool_size, output_constant_pool): Update.
21625 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21626 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21627 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21628 * sparc/sparc.h (INIT_EXPANDERS): Update.
21629 * ia64/ia64.h (INIT_EXPANDERS): Update.
21631 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21633 * reload.c (push_secondary_reload): Add missing break to for loop.
21635 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21637 PR middle-end/PR28690
21638 * rtlanal.c: Update copyright years.
21639 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21640 as REG_POINTER and MEM_POINTER operands.
21641 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21642 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21643 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21644 * gcse.c: Update copyright years.
21645 (pre_delete): Call gen_reg_rtx_and_attrs.
21646 (hoist_code): Likewise.
21647 (build_store_vectors): Likewise.
21648 (delete_store): Likewise.
21649 * loop-invariant.c (move_invariant_reg): Likewise.
21650 Update copyright years.
21652 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21654 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21655 control string instead of quoted.
21657 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21659 * doc/rtl.texi: Rewrite of subreg section.
21661 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21664 * config/i386/i386.c (legitimize_pic_address): Add treating
21665 of dllimport SYM_REF's.
21666 (legitimize_dllimport_symbol): Add prototype.
21668 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21670 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21671 reference in constructor with non self-referential type.
21673 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21675 Removal of Return with Depressed Stack Pointer support
21676 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21677 (ECF_SP_DEPRESSED): Likewise.
21678 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21679 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21680 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21681 (expand_call): Do not test ECF_SP_DEPRESSED.
21682 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21683 * function.c (keep_stack_depressed): Delete.
21684 (handle_epilogue_set): Likewise.
21685 (update_epilogue_consts): Likewise.
21686 (emit_equiv_load): Likewise.
21687 (thread_prologue_and_epilogue_insns): Remove support for Return with
21688 Depressed Stack Pointer.
21689 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21691 2008-04-06 Richard Guenther <rguenther@suse.de>
21693 PR tree-optimization/35400
21694 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21695 information from SSA_NAMEs.
21697 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21699 * config/avr/avr.h (avr_mega_p): Remove declaration.
21700 (AVR_MEGA): Remove macro.
21701 * config/avr/avr.c (avr_mega_p): Remove variable.
21702 (avr_override_options): Remove inicializion of avr_mega_p.
21703 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21704 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21705 (avr_jump_mode): (Ditto.).
21706 (avr_output_progmem_section_asm_op): (Ditto.).
21707 (avr_asm_init_sections): (Ditto.).
21708 (avr_asm_init_sections): (Ditto.).
21709 (avr_rtx_costs): (Ditto.).
21710 * config/avr/avr.md: (Ditto.).
21711 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21714 2008-04-06 Richard Guenther <rguenther@suse.de>
21716 PR tree-optimization/35842
21717 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21718 is_gimple_invariant_address.
21720 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21722 * gcc.c (default_compilers): Sync Fortran extensions list with
21723 that in fortran/lang-specs.h.
21724 * doc/invoke.texi: Likewise.
21725 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21726 * dwarf2out.c (gen_compile_unit_die): Likewise.
21728 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21730 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21732 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21735 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21736 attribute is used for nested functions.
21738 2008-04-05 Jan Hubicka <jh@suse.cz>
21740 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21742 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21744 (dump_files): Update.
21745 (enable_rtl_dump_file): Do not accept letter argument.
21746 * tree-pass.h (dump_file_info): Remove letter argument.
21747 * toplev.c (decode_d_option): Update -da handling.
21748 * toplev.h (enable_rtl_dump_file): Update prototype.
21749 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21750 it out based on pass type.
21751 (register_dump_files_1): Likewise.
21752 (init_optimization_passes): Update register_one_dump_file calls.
21753 (execute_one_pass): Sanity check that IPA passes are called at IPA
21754 level and RTL passes at RTL level.
21755 (execute_pass_list): IPA pass can not be after or subpass of
21757 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21758 disallov RTL subpasses of IPA subpasses.
21760 2008-04-05 Ben Elliston <bje@au.ibm.com>
21762 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21763 builtins that return exactly once and do not throw. Cache call to
21766 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21768 PR rtl-optimization/34916
21769 PR middle-end/35519
21770 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21771 between instruction pairs.
21773 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21775 * doc/invoke.texi: Document -mbitops for SH.
21776 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21777 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21778 * config/sh/sh.c (print_operand): Add %t operand code.
21779 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21780 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21781 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21782 (extendqihi2): Likewise.
21783 (movqi_i): Likewise.
21784 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21785 (extv): Use bld instruction for SH2A if possible.
21787 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21788 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21789 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21790 (bset.b, bclr.b): Define peepholes.
21791 * config/sh/sh.opt (mbitops): New option.
21793 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21796 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21797 and view convert expression.
21799 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21802 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21804 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21806 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21808 * config/i386/cpuid.h (bit_AES): New.
21809 (bit_PCLMUL): Likewise.
21811 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21812 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21813 SSE2 if AES or PCLMUL is enabled.
21814 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21815 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21816 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21817 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21818 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21819 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21820 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21821 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21822 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21823 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21824 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21825 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21826 __builtin_ia32_aeskeygenassist128 and
21827 __builtin_ia32_pclmulqdq128.
21828 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21829 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21830 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21832 * config/i386/i386.h (TARGET_AES): New.
21833 (TARGET_PCLMUL): Likewise.
21834 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21836 * config/i386/i386.md (UNSPEC_AESENC): New.
21837 (UNSPEC_AESENCLAST): Likewise.
21838 (UNSPEC_AESDEC): Likewise.
21839 (UNSPEC_AESDECLAST): Likewise.
21840 (UNSPEC_AESIMC): Likewise.
21841 (UNSPEC_AESKEYGENASSIST): Likewise.
21842 (UNSPEC_PCLMUL): Likewise.
21844 * config/i386/i386.opt (maes): New.
21845 (mpclmul): Likewise.
21847 * config/i386/sse.md (aesenc): New pattern.
21848 (aesenclast): Likewise.
21849 (aesdec): Likewise.
21850 (aesdeclast): Likewise.
21851 (aesimc): Likewise.
21852 (aeskeygenassist): Likewise.
21853 (pclmulqdq): Likewise.
21855 * config/i386/wmmintrin.h: New.
21857 * doc/extend.texi: Document AES and PCLMUL built-in function.
21859 * doc/invoke.texi: Document -maes and -mpclmul.
21861 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21863 * function.c (free_after_parsing): Replace with
21864 cxx_push_function_context from C++ front-end.
21865 (allocate_struct_function): Don't call langhook.
21866 * langhooks.h (struct lang_hooks_for_functions): Delete.
21867 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21869 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21870 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21871 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21872 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21873 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21874 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21875 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21877 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21878 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21880 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21883 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21886 2008-04-04 Richard Guenther <rguenther@suse.de>
21888 PR middle-end/35823
21889 * fold-const.c (optimize_minmax_comparison): Use the correct
21890 type for the constant in the simplified comparison.
21892 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21894 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21895 Pass L2 size as "--param l2-cache-size" to the compiler.
21896 (decode_l2_cache): New function to decode L2 cache parameters using
21897 0x8000006 extended cpuid function.
21898 (detect_caches_amd): Determine parameters of L2 cache using
21899 decode_l2_caches function.
21900 (decode_caches_intel): Decode L2 cache parameters.
21901 (detect_caches_intel): Determine L2 cache parameters using
21902 decode_caches_intel and decode_l2_caches functions.
21904 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21906 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21907 secondary input reload for subword loads from the constant pool.
21909 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21912 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21913 constants of the appropriate size for runtime calculations.
21916 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21917 decimal-float literal constant zero.
21919 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21922 * c-parser.c (c_parser_omp_atomic): Call
21923 default_function_array_conversion on the RHS.
21925 PR middle-end/35818
21926 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21927 call is_variable_sized if decl has incomplete type.
21929 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21931 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21933 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21935 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21937 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21938 (sgt<u>): Merge sgt and sgtu into new expander.
21939 (sgt, sgtu): Remove expanders.
21940 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21941 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21942 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21943 *sgtu_<mode>_mips16 into new pattern.
21944 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21945 (sge<u>): Merge sge and sgeu into new expander.
21946 (sge, sgeu): Remove expanders.
21947 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21949 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21950 (slt<u>): Merge slt and sltu into new expander.
21951 (slt, sltu): Remove expanders.
21952 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21953 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21954 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21955 *sltu_<mode>_mips16 into new pattern.
21956 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21957 (sle<u>): Merge sle and sleu into new expander.
21958 (sle, sleu): Remove expanders.
21959 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21960 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21961 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21962 *sleu_<mode>_mips16 into new pattern.
21963 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21965 2008-04-03 Jan Hubicka <jh@suse.cz>
21967 PR tree-optimization/35795
21968 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21969 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21970 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21971 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21972 * score/score3.c (score3_output_mi_thunk): Likewise.
21973 * score/score7.c (score7_output_mi_thunk): Likewise.
21974 * mips/mips.c (mips_output_mi_thunk): Likewise.
21976 2008-04-03 Richard Guenther <rguenther@suse.de>
21978 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21979 conversions. Simplify code.
21981 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21983 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21985 2008-04-03 Tom Tromey <tromey@redhat.com>
21986 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21988 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21989 * config/bfin/t-bfin-linux (generated_files): Add
21990 linux-sysroot-suffix.h.
21991 * doc/install.texi (Prerequisites): Require make 3.80.
21992 * doc/sourcebuild.texi (Front End Directory): Document new
21994 * Makefile.in (generated_files): New variable.
21995 (ALL_HOST_OBJS): New variable.
21996 ($(ALL_HOST_OBJS)): New target.
21998 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22000 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22001 (remap_block): Call id->transform_lang_insert_block instead
22003 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22004 Set id.transform_lang_insert_block to NULL.
22005 (clone_body): Move to cp/optimize.c
22006 * tree-inline.h (struct copy_body_data): Change
22007 transform_lang_insert_block to function pointer.
22008 (copy_generic_body, copy_decl_no_change): Export.
22009 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22010 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22011 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22013 * c-tree.h (insert_block): Kill.
22014 * c-decl.c (insert_block): Kill.
22016 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22018 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22019 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22020 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22022 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22023 argument, call {push,pop}_function_context from here.
22024 * c-parser.c: Use c_{push,pop}_function_context.
22026 * function.c (push_function_context_to): Move meat ...
22027 (push_function_context): ... here. Simplify.
22028 * function.c (pop_function_context_from): Move meat ...
22029 (pop_function_context): ... here. Simplify.
22030 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22032 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22033 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22034 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22035 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22037 2008-04-03 Ben Elliston <bje@au.ibm.com>
22039 * expmed.c (extract_force_align_mem_bit_field): Remove.
22041 2008-04-03 Richard Guenther <rguenther@suse.de>
22043 PR middle-end/35800
22044 * expr.h (try_casesi): Adjust prototype.
22045 * expr.c (try_casesi): Take fallback label as extra parameter.
22046 Use that for gen_casesi if default_label is NULL.
22047 * stmt.c (expand_case): Pass fallback label to try_casesi,
22048 make sure to fill gaps with a fallback label if default_label
22051 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22054 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22056 2008-04-03 Ben Elliston <bje@au.ibm.com>
22058 * expmed.c (extract_split_bit_field): Remove if (0) code.
22059 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22060 (do_ds_constraint): Likewise.
22062 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22064 * doc/cppopts.texi (-dU): Document.
22065 * c-common.h (flag_dump_macros): Update comment.
22066 * c-opts.c (handle_OPT_d): Handle -dU.
22067 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22068 dump_queued_macros, cb_used_define, cb_used_undef): New.
22069 (init_pp_output): Handle -dU.
22070 (cb_line_change): Call dump_queued_macros.
22071 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22073 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22075 * config/avr/predicates.md (io_address_operand): New predicate.
22076 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22077 * config/avr/avr.c (avr_io_address_p): Remove function.
22078 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22079 'avr_io_address_p' function.
22080 (out_movhi_r_mr): (Ditto.).
22081 (out_movqi_mr_r): (Ditto.).
22082 (out_movhi_mr_r): (Ditto.).
22083 (avr_address_cost): (Ditto.).
22085 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22087 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22088 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22089 in 32bit mode when XMM registers are available to avoid store
22091 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22092 corresponding post-reload splitters.
22094 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22096 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22097 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22098 __builtin_ia32_roundss.
22099 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22100 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22101 __builtin_ia32_roundss.
22102 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22103 IX86_BUILTIN_SHUFPD here.
22105 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22107 * config/i386/i386.md (plogic): New.
22108 (plogicprefix): Likewise.
22110 * config/i386/mmx.md (mmx_<code><mode>3): New.
22111 (mmx_and<mode>3): Removed.
22112 (mmx_ior<mode>3): Likewise.
22113 (mmx_xor<mode>3): Likewise.
22115 * config/i386/sse.md (<code><mode>3): New.
22116 (*<code><mode>3): Likewise.
22117 (*<code><mode>3): Likewise.
22118 (<code><mode>3): Likewise.
22119 (*sse_<code><mode>3): Likewise.
22120 (*sse2_<code><mode>3): Likewise.
22121 (<code>tf3): Likewise.
22122 (*<code>tf3): Likewise.
22123 (and<mode>3): Likewise.
22124 (*and<mode>3): Likewise.
22125 (ior<mode>3): Removed.
22126 (*ior<mode>3): Likewise.
22127 (xor<mode>3): Likewise.
22128 (*xor<mode>3): Likewise.
22129 (*and<mode>3): Likewise.
22130 (*ior<mode>3): Likewise.
22131 (*xor<mode>3): Likewise.
22132 (and<mode>3): Likewise.
22133 (*sse_and<mode>3): Likewise.
22134 (*sse2_and<mode>3): Likewise.
22135 (andtf3): Likewise.
22136 (*andtf3): Likewise.
22137 (ior<mode>3): Likewise.
22138 (*sse_ior<mode>3): Likewise.
22139 (*sse2_ior<mode>3): Likewise.
22140 (iortf3): Likewise.
22141 (*iortf3): Likewise.
22142 (xor<mode>3): Likewise.
22143 (*sse_xor<mode>3): Likewise.
22144 (*sse2_xor<mode>3): Likewise.
22145 (xortf3): Likewise.
22146 (*xortf3): Likewise.
22148 2008-04-02 Richard Guenther <rguenther@suse.de>
22150 PR tree-optimization/14495
22151 PR tree-optimization/34793
22152 * tree-vrp.c (struct switch_update): New structure.
22153 (to_remove_edges, to_update_switch_stmts): New VECs.
22154 (simplify_switch_using_ranges): New function. Remove not taken
22155 case labels and edges.
22156 (simplify_stmt_using_ranges): Call it.
22157 (identify_jump_threads): Mark edges we have queued for removal
22158 so we don't thread them.
22159 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22161 * tree-cfg.c (group_case_labels): Deal with missing default label.
22162 (tree_verify_flow_info): Allow missing default label.
22163 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22164 (emit_case_nodes): Likewise.
22165 (expand_case): Do not rely on the default label to be present.
22166 * expr.c (try_casesi): Deal with NULL default_label.
22167 (do_tablejump): Likewise.
22169 2008-04-02 Richard Guenther <rguenther@suse.de>
22171 PR tree-optimization/14495
22172 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22173 SWITCH_EXPR here ...
22174 (vrp_visit_switch_stmt): ... but here (new function).
22175 (find_case_label_index): New helper function.
22176 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22178 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22180 * fwprop.c: Fix ISO-C99ism.
22182 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22185 * Makefile.in (objdir): Set it here.
22186 * configure.ac: Not here. Find dynamic linker characteristics.
22187 * exec-tool.in: Use them.
22188 * aclocal.m4: Regenerate.
22189 * configure: Regenerate.
22191 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22193 * expr.c (expand_var): Delete it.
22194 * expr.h (expand_var): Delete prototype.
22195 * function.c (expand_function_start): Use expand_decl instead.
22196 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22199 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22201 PR rtl-optimization/35542
22202 * fwprop.c (forward_propagate_and_simplify): Replace
22203 loc_reg_mentioned_in_p with reg_mentioned_p.
22205 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22207 PR rtl-optimization/35281
22208 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22209 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22210 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22211 (varying_mem_p): Move above propagate_rtx.
22212 (all_uses_available_at): Do not check MEMs.
22214 2008-04-02 Rafael Espíndola <espindola@google.com>
22216 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22217 (register_edge_assert_for_2): Split the cond argument.
22218 (register_edge_assert_for_1): Adjust for the change in
22219 register_edge_assert_for_2.
22220 (register_edge_assert_for): Split the cond argument.
22221 (find_switch_asserts): Adjust for the change in
22222 register_edge_assert_for.
22224 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22226 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22227 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22228 offsets for 64-bit mingw.
22229 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22230 abi for x86_64-pc-mingw.
22232 2008-04-02 Richard Guenther <rguenther@suse.de>
22234 * tree-vrp.c (extract_range_from_assert): Make sure to not
22235 produce range min/max with TREE_OVERFOW set.
22236 If merging a anti-range and a range keep the anti-range if
22237 the range covers all values of the type.
22238 (register_edge_assert_for_2): Only allow sign-changing
22239 conversions in detecting canonical range checks. Also
22240 register an assert for the unsigned name if useful.
22242 PR tree-optimization/35787
22243 * tree-vrp.c (vrp_val_max): New function.
22244 (vrp_val_min): Likewise.
22245 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22246 (vrp_val_is_min): Likewise.
22247 (supports_overflow_infinity): Use vrp_val_{min,max}.
22248 (negative_overflow_infinity): Likewise.
22249 (positive_overflow_infinity): Likewise.
22250 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22251 (is_positive_overflow_infinity): Likewise.
22252 (is_overflow_infinity): Likewise.
22253 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22254 vrp_val_is_{min,max}.
22255 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22256 to ranges if possible. Avoid empty ranges.
22258 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22260 PR middle-end/35705
22261 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22262 the expression is a function address.
22264 2008-04-01 George Helffrich <george@gcc.gnu.org>
22266 PR fortran/35154, fortran/23057
22267 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22268 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22269 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22270 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22272 (dbxout_syms): Check for COMMON-based symbol and wrap in
22273 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22274 in bracket for efficiency.
22276 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22277 using DW_TAG_common_block + member offset.
22278 (add_pubname_string): New function.
22279 (dw_expand_expr): New function to find block name and offset for
22281 (common_check): New function to check whether symbol in Fortran COMMON.
22282 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22284 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22287 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22289 2008-04-02 Ben Elliston <bje@au.ibm.com>
22291 * config/v850/v850.md (casesi): Remove if (0) code.
22292 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22293 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22295 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22297 * config/i386/i386.md (rex64suffix): New mode attribute.
22298 (floathi<mode>2): Disable expander for SSE math.
22299 (*floathi<mode>2_1): New insn insn_and_split pattern.
22300 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22301 corresponding post-reload splitters.
22302 (*floathi<mode>2_i387): New macroized insn pattern.
22303 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22304 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22305 insn_and_split pattern.
22306 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22307 New macroized instruction patterns and corresponding post-reload
22309 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22310 and corresponding post-reload splitters.
22311 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22312 New macroized instruction patterns.
22313 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22314 macroized instruction patterns and corresponding post-reload splitters.
22315 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22316 corresponding post-reload splitters.
22317 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22318 New macroized instruction patterns.
22319 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22320 corresponding post-reload splitters.
22321 (*floatsi<mode>2_i387): New macroized instruction patterns.
22323 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22325 * config/i386/i386.md (smaxmin): New.
22326 (umaxmin): Likewise.
22327 (maxminiprefix): Likewise.
22328 (maxminfprefix): Likewise.
22329 (<code><mode>3): Likewise.
22330 (smin<mode>3): Removed.
22331 (smax<mode>3): Likewise.
22333 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22334 (mmx_<code>v4hi3): Likewise.
22335 (mmx_<code>v8qi3): Likewise.
22336 (mmx_smaxv2sf3): Removed.
22337 (mmx_sminv2sf3): Likewise.
22338 (mmx_umaxv8qi3): Likewise.
22339 (mmx_smaxv4hi3): Likewise.
22340 (mmx_uminv8qi3): Likewise.
22341 (mmx_sminv4hi3): Likewise.
22343 * config/i386/sse.md (<addsub><mode>3): New.
22344 (*<addsub><mode>3): Likewise.
22345 (<sse>_vm<addsub><mode>3): Likewise.
22346 (<maxmin><mode>3): Likewise.
22347 (*<maxmin><mode>3_finite): Likewise.
22348 (*<maxmin><mode>3): Likewise.
22349 (<sse>_vm<maxmin><mode>3): Likewise.
22350 (sse3_h<addsub>v4sf3): Likewise.
22351 (sse3_h<addsub>v2df3): Likewise.
22352 (<maxmin>v16qi3): Likewise.
22353 (*<maxmin>v16qi3): Likewise.
22354 (<maxmin>v8hi3): Likewise.
22355 (*<maxmin>v8hi3): Likewise.
22356 (*sse4_1_<maxmin><mode>3): Likewise.
22357 (*sse4_1_<maxmin><mode>3): Likewise.
22358 (add<mode>3): Removed.
22359 (*add<mode>3): Likewise.
22360 (<sse>_vmadd<mode>3): Likewise.
22361 (sub<mode>3): Likewise.
22362 (*sub<mode>3): Likewise.
22363 (<sse>_vmsub<mode>3): Likewise.
22364 (smin<mode>3): Likewise.
22365 (*smin<mode>3_finite): Likewise.
22366 (*smin<mode>3): Likewise.
22367 (<sse>_vmsmin<mode>3): Likewise.
22368 (smax<mode>3): Likewise.
22369 (*smax<mode>3_finite): Likewise.
22370 (*smax<mode>3): Likewise.
22371 (<sse>_vmsmax<mode>3): Likewise.
22372 (sse3_haddv4sf3): Likewise.
22373 (sse3_haddv2df3): Likewise.
22374 (sse3_hsubv4sf3): Likewise.
22375 (sse3_hsubv2df3): Likewise.
22376 (umaxv16qi3): Likewise.
22377 (*umaxv16qi3): Likewise.
22378 (smaxv8hi3): Likewise.
22379 (*smaxv8hi3): Likewise.
22380 (*sse4_1_smax<mode>3): Likewise.
22381 (*sse4_1_umax<mode>3): Likewise.
22382 (uminv16qi3): Likewise.
22383 (*uminv16qi3): Likewise.
22384 (sminv8hi3): Likewise.
22385 (*sminv8hi3): Likewise.
22386 (*sse4_1_smin<mode>3): Likewise.
22387 (*sse4_1_umin<mode>3): Likewise.
22389 2008-04-01 Rafael Espíndola <espindola@google.com>
22391 * tree-cfg.c (verify_expr): remove in_phi.
22392 (verify_stmt): Don't call walk_tree with verify_expr. Use
22393 is_gimple_min_invariant instead of is_gimple_val.
22395 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22397 * doc/include/gpl_v3.texi: Update for manpage generation.
22398 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22400 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22401 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22402 gpl_v3.texi instead of gpl.texi.
22405 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22408 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22410 2008-04-01 Rafael Espíndola <espindola@google.com>
22412 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22413 (extract_code_and_val_from_cond): Use
22414 extract_code_and_val_from_cond_with_ops.
22416 2008-04-01 Jan Hubicka <jh@suse.cz>
22418 * function.c (free_after_compilation): Free epilogue_delay_list.
22419 (prepare_function_start): Assert that previous compilation was freed.
22421 2008-04-01 Jan Hubicka <jh@suse.cz>
22422 Jim Wilson <wilson@tuliptree.org>
22423 Andreas Tobler <andreast@gcc.gnu.org>
22425 PR middle-end/35781
22426 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22427 rtl.emit instead cfun->emit.
22428 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22429 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22431 2008-04-01 Ben Elliston <bje@au.ibm.com>
22433 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22435 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22437 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22439 (fprofile-use): Add var flag_profile_use
22440 * coverage.c (coverage_begin_output): Do not open a gcno file for
22441 output only if -ftest-coverage is set.
22442 Do not add getpwd() to gcda file path.
22443 (build_gcov_info): Check the new flag
22444 flag_profile_datafile_relative_path.
22445 (coverage_init): Use profile_data_prefix.
22446 Read profile counter only if flag_profile_use is set.
22447 * opts.c (common_handle_option): New option fprofile-use=,
22448 fprofile-dir=, fprofile-generate=.
22449 * toplev.c (profile_data_prefix): New variable definition.
22450 * toplev.h (profile_data_prefix): New declaration.
22451 * doc/invoke.tex (Option Summary, Optimization Options):
22454 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22456 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22457 use tmp consistently.
22460 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22461 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22462 UNSPEC_FR_RECIP_APPROX_RES.
22463 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22465 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22468 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22470 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22472 PR middle-end/30186
22473 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22474 element of the vector via a pointer.
22476 2008-03-31 Ian Lance Taylor <iant@google.com>
22478 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22480 2008-03-31 Jan Hubicka <jh@suse.cz>
22482 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22483 get_arg_pointer_save_area.
22484 * expr.c (init_expr): Just clear out rtl.expr.
22485 * function.c (free_after_compilation): Clear out whole RTL structure.
22486 (get_func_frame_size): Merge into ...
22487 (get_frame_size): ... this one.
22488 (assign_stack_local_1): Merge into ...
22489 (assign_stack_local): ... this one.
22490 (expand_function_end): Update call of get_arg_pointer_save_area.
22491 (get_art_pointer_save_area): Remove cfun argument.
22492 * function.h (emit_status): regno_pointer_align does not need length
22493 attribute. Move x_regno_reg_rtx to ...
22494 (regno_reg_rtx): ... new global array.
22495 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22496 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22497 apply_args_value, forced_labels, stack_pointer_delta):
22499 (struct varasm_status): Move here from varasm.c
22500 (struct rtl_data): New. Move here some fields from struct function.
22501 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22502 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22503 used_temp_slots avail_temp_slots, temp_slot_level,
22504 nonlocal_goto_handler_labels): Update accesstors.
22505 (rtl): New global variable.
22506 (struct function): Move some fileds to rtl_data.
22507 (get_arg_pointer_save_area): Update prototype.
22508 * emit-rtl.c (rtl): Declare.
22509 (regno_reg_rtx): Declare.
22510 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22512 (gen_reg_rtx): Update.
22513 (init_virtual_regs): Do not tate emit_status argument.
22514 (init_emit): Do not allocate emit.
22515 * varasm.c (varasm_statuc): Move to function.h.
22516 (n_deferred_constatns): Update accestor.
22517 (init_varasm_status): Do not allocate varasm_status.
22518 (force_const_mem, get_pool_size, output_constant_pool): Update.
22519 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22520 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22522 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22524 PR rtl-optimization/35729
22525 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22528 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22531 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22532 load/store if memory is unaligned.
22533 (*movti_rex64): Likewise.
22535 * config/i386/predicates.md (misaligned_operand): New.
22537 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22540 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22543 2008-03-31 Jan Beulich <jbeulich@novell.com>
22545 * config/ia64/constraints.md: Add 'j' constraint.
22546 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22547 (movdi_internal): Likewise.
22549 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22552 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22554 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22557 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22558 proper error message for the third argument on blendpd and
22561 * config/i386/sse.md (blendbits): New.
22562 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22564 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22566 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22568 2008-03-30 Richard Guenther <rguenther@suse.de>
22570 PR middle-end/31023
22571 * fold-const.c (fold_sign_changed_comparison): Do leave
22572 conversions to base-types alone.
22574 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22576 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22577 the link register if one altivec register is be saved.
22579 2008-03-30 Ben Elliston <bje@au.ibm.com>
22581 * final.c (final_scan_insn): Remove if (0) code.
22583 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22585 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22587 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22589 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22590 of V4SFmode to ix86_binary_operator_ok.
22592 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22594 * config/i386/i386.c (override_options): Initialize
22595 ix86_veclib_handler to ix86_veclibabi_svml when
22596 -mveclibabi=svml is used.
22597 (ix86_veclibabi_svml): New function for SVML ABI style
22598 vectorization support.
22599 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22601 2008-03-28 Rafael Espíndola <espindola@google.com>
22603 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22604 (tree_binary_nonnegative_warnv_p): Make it public.
22605 (tree_single_nonnegative_warnv_p): Make it public.
22606 (tree_invalid_nonnegative_warnv_p): Make it public.
22607 (tree_unary_nonzero_warnv_p): Make it public.
22608 (tree_binary_nonzero_warnv_p): Make it public
22609 (tree_single_nonzero_warnv_p): Make it public.
22610 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22611 (extract_range_from_binary_expr): Split the expr argument.
22612 (extract_range_from_unary_expr): Split the expr argument.
22613 (extract_range_from_comparison): Split the expr argument.
22614 (extract_range_from_expr): Use the new aux functions.
22615 (vrp_evaluate_conditional_warnv): Use
22616 vrp_evaluate_conditional_warnv_with_ops.
22617 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22618 (tree_binary_nonzero_warnv_p): Declare.
22619 (tree_single_nonzero_warnv_p): Declare.
22620 (tree_expr_nonzero_warnv_p): Declare.
22621 (tree_unary_nonnegative_warnv_p): Declare.
22622 (tree_binary_nonnegative_warnv_p): Declare.
22623 (tree_single_nonnegative_warnv_p): Declare.
22624 (tree_invalid_nonnegative_warnv_p): Declare.
22626 2008-03-28 Richard Guenther <rguenther@suse.de>
22628 PR tree-optimization/30317
22629 PR tree-optimization/30911
22630 PR tree-optimization/34793
22631 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22632 (struct assert_locus_d): New member EXPR.
22633 (register_new_assert_for): Add EXPR parameter to support
22634 ASSERT_EXPR <name, expr OP limit>.
22635 (register_edge_assert_for_1): Adjust callers.
22636 (find_assert_locations): Likewise.
22637 (process_assert_insertions_for): Build condition from expression.
22638 (extract_range_from_assert): Handle ASSERT_EXPRs
22639 of the form ASSERT_EXPR <name, expr OP limit>.
22640 (register_edge_assert_for_2): New helper registering
22641 asserts for comparisons. Recognize range tests of the form
22642 (unsigned)i - CST1 OP CST2.
22643 (register_edge_assert_for_1): Use it.
22644 (register_edge_assert_for): Likewise.
22645 (needs_overflow_infinity): Integer sub-types
22646 do not need overflow infinities.
22647 (vrp_val_is_max): The extreme values of integer sub-types
22648 are those of the base type.
22649 (vrp_val_is_min): Likewise.
22650 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22653 2008-03-28 Nick Clifton <nickc@redhat.com>
22656 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22657 Return GENERAL_REGS for stack adjustment reloads.
22659 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22662 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22663 const_vector when all the vectors are constant.
22665 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22667 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22669 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22670 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22672 (s<code>_sf): Use new scc_sf attribute for opcode names.
22674 2008-03-27 Tom Tromey <tromey@redhat.com>
22676 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22677 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22678 config/spu/t-spu-elf, config/i386/t-interix,
22679 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22680 config/i386/x-darwin, config/i386/x-mingw32,
22681 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22682 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22683 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22684 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22685 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22686 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22687 config/score/t-score-elf, config/arm/t-strongarm-pe,
22688 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22689 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22690 Revert automatic dependency patch.
22692 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22695 * config/i386/i386.c (ix86_function_arg_boundary): Align
22696 decimal floating point to its natural boundary.
22698 2008-03-27 Richard Guenther <rguenther@suse.de>
22700 PR middle-end/35716
22701 * fold-const.c (fold_comparison): Restrict distinct decl
22702 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22703 solely rely on operand_equal_p.
22705 2008-03-27 Richard Guenther <rguenther@suse.de>
22708 * c-common.c (handle_weak_attribute): Reject combination of
22711 2008-03-27 Richard Guenther <rguenther@suse.de>
22713 PR tree-optimization/32810
22714 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22715 conversions from DECL_INITIAL.
22716 (fold_const_aggregate_ref): Likewise from constructor elements.
22718 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22720 * tree-affine.h (aff_combination_expand): Declare.
22721 (get_inner_reference_aff): Likewise.
22722 * tree-affine.c (aff_combination_expand): Split out from
22723 tree_to_aff_combination_expand.
22724 (get_inner_reference_aff): New function.
22725 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22726 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22727 (struct lim_aux_data): sm_done field removed.
22728 (mem_ref_loc_p, mem_ref_locs_p): New types.
22729 (struct mem_ref): Added id, stored, accesses_in_loop,
22730 indep_loop, dep_loop, indep_ref, dep_ref fields.
22731 Removed is_stored, locs and next fields.
22732 (memory_accesses): New variable.
22733 (movement_possibility): Do not allow moving statements
22734 that store to memory.
22735 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22737 (determine_max_movement): For statements with memory references,
22738 find the outermost loop in that the reference is independent.
22739 (move_computations_stmt): Mark the virtual operands for renaming.
22740 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22741 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22742 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22743 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22744 create_vop_ref_mapping, analyze_memory_references,
22745 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22746 get_all_locs_in_loop, ref_always_accessed_p,
22747 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22748 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22749 store_motion_loop, store_motion): New functions.
22750 (struct vop_to_refs_elt): New type.
22751 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22752 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22753 (schedule_sm): Replaced by...
22754 (execute_sm): ... this.
22755 (determine_lsm_ref, hoist_memory_references,
22756 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22757 find_more_ref_vops, free_mem_ref, free_mem_refs,
22758 determine_lsm_loop, determine_lsm): Removed.
22759 (tree_ssa_lim_finalize): Free data structures used by store motion.
22760 (tree_ssa_lim): Call analyze_memory_references. Use
22761 store_motion instead of determine_lsm.
22763 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22765 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22766 rename tmake_file to m68hc11/t-m68hc11.
22767 (mcore): Set inhibit_libc to true.
22768 * config.host (alpha*-dec-*vms*): Set extra_programs.
22769 (interix3*): Don't use host_xmake_file.
22770 * configure.ac: Let config.gcc override inhibit_libc.
22771 * configure: Regenerate.
22773 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22774 * config/t-openbsd-thread: Remove commented out lines.
22776 * config/x-interix: Remove.
22778 * config/m68hc11/t-m68hc11-gas: Rename to...
22779 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22781 * config/mcore/t-mcore: Remove T_CFLAGS.
22782 * config/mcore/t-mcore-pe: Likewise.
22784 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22786 * configure.ac: Replace custom __GNU_SOURCE test with
22787 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22788 * aclocal.m4: Regenerate.
22789 * configure: Regenerate.
22790 * config.in: Regenerate.
22792 2008-03-27 Richard Guenther <rguenther@suse.de>
22794 * fold-const.c (target.h): Include.
22795 (fold_comparison): Fold comparison of addresses of decls
22796 that bind locally or of constants. Consolidate address folding code.
22797 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22798 results from fold_binary_to_constant.
22799 (compare_values_warnv): Likewise.
22801 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22803 PR middle-end/35429
22804 * fold-const.c (fold_truthop): Check for integeral types when folding
22805 a == 0 && b == 0 and a != 0 || b != 0 .
22807 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22809 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22811 2008-03-26 Andreas Schwab <schwab@suse.de>
22813 * doc/invoke.texi: Fix use of @item vs. @itemx.
22815 2008-03-26 Tom Tromey <tromey@redhat.com>
22817 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22818 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22819 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22820 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22821 build/genconstants.o, build/genemit.o, build/genextract.o,
22822 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22823 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22826 2008-03-26 Richard Guenther <rguenther@suse.de>
22829 2008-03-26 Richard Guenther <rguenther@suse.de>
22831 * fold-const.c (target.h): Include.
22832 (fold_comparison): Fold comparison of addresses of two decls
22833 that bind locally. Consolidate address folding code.
22835 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22837 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22838 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22839 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22840 dconstsqrt2, dconstthird, dconste and/or dconst10.
22841 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22842 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22843 dconstsqrt2, dconste): Delete.
22844 (init_emit_once): Likewise. Simplify initializing dconstm1.
22846 * real.c (get_real_const): New.
22847 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22848 dconstsqrt2, dconste): Delete.
22849 (real_value_const, get_real_const): New.
22851 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22853 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22855 * config/i386/i386.c (ix86_function_arg_boundary): Check
22856 BIGGEST_ALIGNMENT instead of 128.
22857 (setup_incoming_varargs_64): Likewise.
22859 2008-03-26 Tom Tromey <tromey@redhat.com>
22861 * Makefile.in (DEPFILES): Add missing '/'.
22863 2008-03-26 Richard Guenther <rguenther@suse.de>
22865 * fold-const.c (target.h): Include.
22866 (fold_comparison): Fold comparison of addresses of two decls
22867 that bind locally. Consolidate address folding code.
22869 2008-03-26 Nick Clifton <nickc@redhat.com>
22872 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22873 not allow INT+INT as a legitimate addressing mode.
22875 2008-03-26 Richard Guenther <rguenther@suse.de>
22877 * tree-flow.h (widen_bitfield): Remove declaration.
22878 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22879 (widen_bitfield): Remove function.
22880 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22883 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22886 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22889 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22891 PR rtl-optimization/35232
22892 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22893 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22894 reg_reloaded_call_part_clobbered here.
22895 (reload_regs_reach_end_p): New function.
22896 (reload_reg_rtx_for_input): New variable.
22897 (reload_reg_rtx_for_output): Likewise.
22898 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22899 when reassigning a pseudo register. Load reloadreg from
22900 reload_reg_rtx_for_input, moving the mode and register
22902 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22903 instead of the original when deciding whether an input reload
22904 would be a no-op or whether an output reload can be deleted.
22905 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22906 when setting up new_spill_reg_store. Load it from
22907 reload_reg_rtx_for_output, moving the mode and register
22909 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22910 instead of the original when deciding whether an output reload
22911 would be a no-op. Do the same when modifying insn notes.
22912 Use rtx_equal_p instead of == to compare the registers.
22913 (inherit_piecemeal_p): Take a mode and two register numbers
22915 (emit_reload_insns): Clear new_spill_reg_store for every hard
22916 register in the reload register. Remove spill registers
22917 from reg_reloaded_valid before considering whether to record
22918 inheritance information for them. Use reload_reg_rtx_for_output
22919 instead of reg_rtx when recording output reloads. Use
22920 reload_reg_rtx_for_input instead of reg_rtx when recording
22921 input reloads. Set or clear reg_reloaded_call_part_clobbered
22922 at the same time as setting reg_reloaded_valid.
22923 (delete_output_reload): Add a new_reload_reg parameter and use it
22924 instead of rld[j].reg_rtx.
22925 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22928 2008-03-25 Tom Tromey <tromey@redhat.com>
22930 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22931 (build/genattr.o): Likewise.
22932 (build/genattrtab.o): Likewise.
22933 (build/gencodes.o): Likewise.
22934 (build/genconfig.o): Likewise.
22935 (build/genconstants.o): Likewise.
22936 (build/genemit.o): Likewise.
22937 (build/genextract.o): Likewise.
22938 (build/genflags.o): Likewise.
22940 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22942 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22943 instead of size_int for integer types.
22944 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22945 to match type of MINUS_EXPR.
22947 2008-03-25 Tom Tromey <tromey@redhat.com>
22949 * configure: Rebuilt.
22950 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22953 2008-03-25 Tom Tromey <tromey@redhat.com>
22955 * config/x-solaris (host-solaris.o): Update.
22956 * config/x-linux (host-linux.o): Update.
22957 * config/x-hpux (host-hpux.o): Update.
22958 * config/x-darwin (host-darwin.o): Update.
22959 * config/v850/t-v850e (v850-c.o): Update.
22960 * config/v850/t-v850 (v850-c.o): Update.
22961 * config/t-vxworks (vxworks.o): Update.
22962 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22963 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22964 * config/spu/t-spu-elf (spu-c.o): Update.
22966 * config/sh/t-symbian (sh-c.o): Update.
22967 (symbian.o): Update.
22968 * config/sh/t-sh (sh-c.o): Update.
22969 * config/score/t-score-elf (score7.o, score3.o): Update.
22970 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22971 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22972 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22973 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22974 (rs6000.o): Remove.
22975 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22976 * config/m32c/t-m32c (m32c-pragma.o): Update.
22977 * config/ia64/t-ia64 (ia64-c.o): Update.
22978 * config/i386/x-mingw32 (host-mingw32.o): Update.
22979 * config/i386/x-i386 (driver-i386.o): Update.
22980 * config/i386/x-darwin (host-i386-darwin.o): Update.
22981 * config/i386/x-cygwin (host-cygwin.o): Update.
22982 * config/i386/t-nwld (nwld.o): Update.
22983 * config/i386/t-netware (netware.o): Update.
22984 * config/i386/t-interix (winnt.o): Update.
22985 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22986 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22987 msformat-c.o): Update.
22988 * config/bfin/t-bfin-linux (generated_files): Add
22989 linux-sysroot-suffix.h.
22990 * config/arm/t-wince-pe (pe.o): Update.
22991 * config/arm/t-strongarm-pe (pe.o): Update.
22992 * config/arm/t-pe (pe.o): Update.
22993 * config/arm/t-arm (arm-c.o): Update.
22994 * doc/install.texi (Prerequisites): Require make 3.80.
22995 * Makefile.in: Remove .o targets.
22996 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22997 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22998 (simple_generated_h, simple_generated_c): Move earlier.
22999 (generated_files): New variable.
23000 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23001 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23002 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23003 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23004 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23005 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23006 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23007 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23008 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23009 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23010 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23011 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23013 (COMPILE.base, COMPILE): New variables.
23014 (%.o): New pattern rule.
23015 (ALL_HOST_OBJS): New variable.
23016 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23017 (dummy-checksum.o, cc1-checksum.o): Remove.
23018 (DRIVER_SHLIB): New variable.
23019 (DRIVER_DEFINES): Use it.
23020 (gencondmd.c): Move out of build/.
23021 (s-conditions): Update.
23022 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23023 (ALL_BUILD_OBJS): Likewise.
23024 (build/%.o): Use BUILDCOMPILE.
23025 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23026 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23027 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23028 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23029 build/genconfig.o, build/genconstants.o, build/genemit.o,
23030 build/genextract.o, build/genflags.o, build/genmddeps.o,
23031 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23032 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23033 build/gen-protos.o, build/scan.o, build/fix-header.o,
23034 build/scan-decls.o): Simplify.
23035 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23036 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23037 prefix.o, toplev.o): Reduce to variable setting.
23038 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23039 ($(out_object_file), gcc-options.o): New targets.
23040 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23041 * configure: Rebuilt.
23042 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23043 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23045 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23047 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23048 complain when we hit an error, return ERROR_MARK_NODE.
23050 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23052 * config/sh/constraints.md (Pso, Psz): New constraints.
23053 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23054 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23056 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23058 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23059 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23061 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23063 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23064 (prefetch_sh2a): New.
23066 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23067 Naveen.H.S <naveen.hs@kpitcummins.com>
23069 * config/sh/constraints.md (I28): New constraint.
23070 * config/sh/sh.c (broken_move): Add support for movi20s.
23071 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23073 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23074 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23075 Naveen.H.S <naveen.hs@kpitcummins.com>
23077 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23078 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23079 (print_operand): Handle resbank in %@ operand code.
23080 (sh_encode_section_info): New.
23081 (push_regs): Add conditions for resbank.
23082 (sh_expand_epilogue): Likewise.
23083 (sh_insert_attributes): Likewise.
23084 (sh_attribute_table): Likewise.
23085 (sh_handle_resbank_handler_attribute): New.
23086 (sh2a_handle_function_vector_handler_attribute): New.
23087 (sh2a_is_function_vector_call): New.
23088 (sh2a_get_function_vector_number): New.
23089 (sh2a_function_vector_p): New.
23090 (sh_cfun_resbank_handler_p): New.
23091 * config/sh/sh.md (calli): Emit jsr/n if possible.
23092 (calli_tbr_rel): New.
23093 (calli_pcrel): Emit jsr/n if possible.
23094 (return_i): Emit rts/n if possible.
23095 (call_valuei_tbr_rel): New.
23096 (call_valuei_pcrel): Add condition for SH2A target.
23097 (call_value): Likewise.
23098 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23099 (sh2a_get_function_vector_number): Likewise.
23100 (sh2a_is_function_vector_call): Likewise.
23101 * doc/extend.texi: Document TBR relative addressing of SH2A.
23102 (resbank): Add description for SH2A.
23104 2008-03-24 Richard Guenther <rguenther@suse.de>
23107 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23108 pointer assignments change conversions according to middle-end rules.
23109 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23110 * configure.ac: Include type checking in yes.
23111 * configure: Regenerate.
23113 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23115 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23116 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23118 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23120 * gthr-vxworks.h (UNUSED): Define.
23122 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23124 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23126 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23128 * doc/extend.texi (Function Attributes): Add missing comma in the
23129 example of the "alloc_size" attribute.
23131 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23134 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23136 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23139 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23142 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23143 of the underlying type of a MS bitfield layout to the natural
23144 alignment of the type.
23146 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23148 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23149 to their natural alignment to avoid store forwarding stalls.
23151 2008-03-22 Richard Guenther <rguenther@suse.de>
23153 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23154 For PHI nodes verify the address is invariant.
23155 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23156 (get_symbol_constant_value): Use is_gimple_min_invariant.
23157 (maybe_fold_stmt_indirect): Likewise.
23159 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23161 PR rtl-optimization/33927
23162 * Makefile.in (dse.o): Depend on $(TM_P_H).
23163 * expr.h (extract_low_bits): Declare.
23164 * expmed.c (extract_low_bits): New function.
23165 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23166 * dse.c: Include tm_p.h.
23167 (find_shift_sequence): Remove the read_reg argument and return the
23168 read value. Emit the instructions instead of returning them.
23169 Iterate on new_mode rather than calculating it each time.
23170 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23171 source to NEW_MODE and extract_low_bits to convert the shifted
23172 value to READ_MODE.
23173 (replace_read): Allow the load and store to have different mode
23174 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23175 or extraction instructions before trying the replacement. Update
23176 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23178 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23180 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23181 to their natural alignment to avoid store forwarding stalls.
23183 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23186 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23187 encouraging but not allowing gprs for input;
23188 change the input constraint to !f#r.
23189 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23191 change the output constraint to !f#r.
23193 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23196 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23197 corresponding post-reload splitters.
23198 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23199 when x87 FP math is selected.
23200 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23201 New function prototype.
23202 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23203 unreachable function to ease macroization of insn patterns.
23205 2008-03-21 Martin Jambor <mjambor@suse.cz>
23207 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23208 reference dumps if ddr is NULL or dependence is unknown.
23210 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23212 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23213 unsigned extension into account.
23214 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23215 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23216 Do computations on a scratch register.
23218 2008-03-21 Richard Guenther <rguenther@suse.de>
23220 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23221 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23222 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23223 * tree-ssa-dom.c (record_equality): Likewise.
23224 * tree-inline.c (copy_body_r): Likewise.
23225 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23228 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23230 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23231 as 'delete_unused' argument.
23233 2008-03-20 Richard Guenther <rguenther@suse.de>
23235 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23236 special casing of constant qualifiers.
23237 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23238 care about them in general.
23239 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23240 regardless of their type.
23241 (fold_stmt_r): Forcefully fold *& if we end up with that.
23243 2008-03-20 Paul Brook <paul@codesourcery.com>
23245 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23246 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23248 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23250 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23251 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23253 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23255 * common.opt (Wmudflap): New option.
23256 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23257 (mx_register_decls): Likewise.
23258 (mudflap_finish_file): Likewise.
23259 * doc/invoke.texi: Document -Wno-mudflap.
23261 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23263 * c-format.c (replace_format_name_to_system_name): New.
23264 (cmp_attribs): New.
23265 (convert_format_name_to_system_name): New.
23266 (decode_format_attr): Add use of convert_format_name_to_system_name.
23267 (format_types_orig): Add gnu_ prefix to names.
23268 (check_format_info_main): Special treating of \0 escaped names for
23269 supporting multi-character format specifiers as I32, I64.
23270 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23271 (gnu_target_overrides_format_attributes): New.
23272 * c-format.h: Add structure target_ovr_attr to hold
23273 system specific formatter names.
23274 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23275 msformat-c.o file to c_target_objs and cxx_target_objs.
23276 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23277 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23278 (TARGET_N_FORMAT_TYPES): New.
23279 * config/i386/msformat-c.c: New.
23280 * config/i386/t-cygming: Add build rule for msformat-c.o.
23281 * doc/extend.texi: Add new format names gnu_* and ms_* and
23283 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23285 2008-03-20 Ira Rosen <irar@il.ibm.com>
23287 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23288 optimizations turned on under -O3.
23289 (ftree-vectorize): Add that the flag is turned on with -O3.
23291 2008-03-20 Ben Elliston <bje@au.ibm.com>
23293 * regmove.c (try_auto_increment): Fix spelling error in comment.
23294 * final.c (final_scan_insn): Likewise.
23296 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23299 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23300 allocator preferences for "y" and "r" class registers.
23301 ("*mov<mode>_internal"): Ditto.
23302 ("*movv2sf_internal_rex64"): Ditto.
23303 ("*movv2sf_internal"): Ditto.
23305 2008-03-19 Michael Matz <matz@suse.de>
23307 PR middle-end/35616
23308 * calls.c (expand_call): Check overlap of arguments with call
23309 address for sibcalls.
23311 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23314 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23315 of the underlying type of a MS bitfield layout to the natural
23316 alignment of the type.
23318 2008-03-19 Jan Hubicka <jh@suse.cz>
23321 * toplev.c (decode_d_option): Handle all CPP flags.
23322 * tree-vrp.c: Update tree_pass descriptors.
23323 * regrename.c: Update tree_pass descriptors.
23324 * fwprop.c: Update tree_pass descriptors.
23325 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23326 * tree-into-ssa.c: Update tree_pass descriptors.
23327 * tree-dump.c: Update tree_pass descriptors.
23328 * tree-complex.c: Update tree_pass descriptors.
23329 * tree-dump.h: Update tree_pass descriptors.
23330 * see.c: Update tree_pass descriptors.
23331 * cgraphbuild.c: Update tree_pass descriptors.
23332 * tracer.c: Update tree_pass descriptors.
23333 * tree-loop-distribution.c: Update tree_pass descriptors.
23334 * cgraph.c: Update tree_pass descriptors.
23335 * postreload-gcse.c: Update tree_pass descriptors.
23336 * postreload.c: Update tree_pass descriptors.
23337 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23338 * tree-tailcall.c: Update tree_pass descriptors.
23339 * tree-pass.h (tree_opt_pass): Rename to ...
23340 (opt_pass) ... this one; add "type" field and remove letter field.
23341 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23342 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23343 all_lowering_passes): Update declaration.
23344 * ipa-cp.c: Update tree_pass descriptors.
23345 * final.c: Update tree_pass descriptors.
23346 * omp-low.c: Update tree_pass descriptors.
23347 * tree-ssa-dse.c: Update tree_pass descriptors.
23348 * ipa-reference.c: Update tree_pass descriptors.
23349 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23350 * auto-inc-dec.c: Update tree_pass descriptors.
23351 * reorg.c: Update tree_pass descriptors.
23352 * cgraphunit.c: Update tree_pass descriptors.
23353 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23354 * tree-ssa-ccp.c: Update tree_pass descriptors.
23355 * df-core.c: Update tree_pass descriptors.
23356 * mode-switching.c: Update tree_pass descriptors.
23357 * tree-nomudflap.c: Update tree_pass descriptors.
23358 * modulo-sched.c: Update tree_pass descriptors.
23359 * ipa-pure-const.c: Update tree_pass descriptors.
23360 * cse.c: Update tree_pass descriptors.
23361 * web.c: Update tree_pass descriptors.
23362 * tree-stdarg.c: Update tree_pass descriptors.
23363 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23364 * tree-ssa-dom.c: Update tree_pass descriptors.
23365 * tree-nrv.c: Update tree_pass descriptors.
23366 * tree-ssa-alias.c: Update tree_pass descriptors.
23367 * loop-init.c: Update tree_pass descriptors.
23368 * gimple-low.c: Update tree_pass descriptors.
23369 * ipa-inline.c: Update tree_pass descriptors.
23370 * tree-ssa-sink.c: Update tree_pass descriptors.
23371 * global.c: Update tree_pass descriptors.
23372 * ifcvt.c: Update tree_pass descriptors.
23373 * jump.c: Update tree_pass descriptors.
23374 * predict.c: Update tree_pass descriptors.
23375 * tree-ssa-loop.c: Update tree_pass descriptors.
23376 * recog.c: Update tree_pass descriptors.
23377 * dse.c: Update tree_pass descriptors.
23378 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23379 * tree-eh.c: Update tree_pass descriptors.
23380 * regmove.c: Update tree_pass descriptors.
23382 * function.c: Update tree_pass descriptors.
23383 * tree-vectorizer.c: Update tree_pass descriptors.
23384 * gcse.c: Update tree_pass descriptors.
23385 * ipa-type-escape.c: Update tree_pass descriptors.
23386 * tree-if-conv.c: Update tree_pass descriptors.
23387 * init-regs.c: Update tree_pass descriptors.
23388 * ipa.c: Update tree_pass descriptors.
23389 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23390 * rtl-factoring.c: Update tree_pass descriptors.
23391 * lower-subreg.c: Update tree_pass descriptors.
23392 * bt-load.c: Update tree_pass descriptors.
23393 * tree-dfa.c: Update tree_pass descriptors.
23394 * except.c: Update tree_pass descriptors.
23395 * emit-rtl.c: Update tree_pass descriptors.
23396 * cfgexpand.c: Update tree_pass descriptors.
23397 * tree-cfgcleanup.c: Update tree_pass descriptors.
23398 * cfgcleanup.c: Update tree_pass descriptors.
23399 * tree-ssa-pre.c: Update tree_pass descriptors.
23400 * tree-sra.c: Update tree_pass descriptors.
23401 * tree-mudflap.c: Update tree_pass descriptors.
23402 * tree-ssa-copy.c: Update tree_pass descriptors.
23403 * cfglayout.c: Update tree_pass descriptors.
23404 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23405 * tree-ssa-dce.c: Update tree_pass descriptors.
23406 * tree-ssa.c: Update tree_pass descriptors.
23407 * regclass.c: Update tree_pass descriptors.
23408 * integrate.c: Update tree_pass descriptors.
23409 * tree-optimize.c: Update tree_pass descriptors.
23410 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23411 * tree-object-size.c: Update tree_pass descriptors.
23412 * combine.c: Update tree_pass descriptors.
23413 * tree-outof-ssa.c: Update tree_pass descriptors.
23414 * bb-reorder.c: Update tree_pass descriptors.
23415 * stack-ptr-mod.c: Update tree_pass descriptors.
23416 * var-tracking.c: Update tree_pass descriptors.
23417 * tree-profile.c: Update tree_pass descriptors.
23418 * tree-vect-generic.c: Update tree_pass descriptors.
23419 * reg-stack.c: Update tree_pass descriptors.
23420 * sched-rgn.c: Update tree_pass descriptors.
23421 * tree-ssa-structalias.c: Update tree_pass descriptors.
23422 * tree-cfg.c: Update tree_pass descriptors.
23423 * passes.c (current_pass): Update declaration.
23424 (finish_optimization_passes): Update.
23425 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23426 (register_one_dump_file, register_dump_files_1, next_pass_1):
23428 (init_optimization_passes): Update handling of new types.
23429 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23430 * ipa-struct-reorg.c: Update tree_pass descriptors.
23431 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23432 * combine-stack-adj.c: Update tree_pass descriptors.
23433 * cfgrtl.c: Update tree_pass descriptors.
23434 * dce.c: Update tree_pass descriptors.
23435 * tree-ssanames.c: Update tree_pass descriptors.
23437 2008-03-19 Richard Guenther <rguenther@suse.de>
23439 PR middle-end/35609
23440 * tree-ssa.c (walk_data): New structure.
23441 (warn_uninitialized_var): If not always_executed warn with "maybe"
23443 (execute_early_warn_uninitialized): Compute post-dominators.
23444 Initialize always_executed before processing each basic block.
23446 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23449 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23450 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23452 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23454 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23456 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23458 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23460 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23461 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23462 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23463 target after ignore has been set, and move there also the commputation
23464 of subtarget and original_target.
23465 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23466 (LANG_HOOKS_INITIALIZER): Remove it.
23467 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23469 2008-03-18 Richard Guenther <rguenther@suse.de>
23471 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23472 found an expression with constants, note that in the VN for the lhs.
23473 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23474 fold them to constants if possible. Run cleanup_cfg if done so.
23475 (execute_pre): Return todo.
23476 (do_pre): Likewise.
23477 (execute_fre): Likewise.
23478 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23480 (get_prop_source_stmt): Look through pointer conversions.
23482 2008-03-18 Jan Hubicka <jh@suse.cz>
23484 * tree-pretty-print.c: Include predict.h.
23485 (dump_generic_node): Dump predictor.
23486 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23487 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23488 * gimple-low.c (lower_stmt): Likewise.
23489 * expr.c (expand_expr_real): Likewise.
23490 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23492 (build_predict_expr, build_predict_expr): New.
23493 * predict.h (predictor_name, build_predict_expr): Update.
23494 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23495 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23496 * predict.def (PRED_CONTINUE): Update hitrate.
23497 * tree.def (PREDICT_EXPR): Define.
23498 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23499 do not handle BIND_EXPR.
23500 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23501 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23502 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23505 2008-03-18 Michael Matz <matz@suse.de>
23507 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23509 2008-03-18 Richard Guenther <rguenther@suse.de>
23511 * tree-gimple.h (is_gimple_invariant_address): Declare.
23512 (is_gimple_constant): Likewise.
23513 * tree-gimple.c (is_gimple_constant): New function.
23514 (is_gimple_invariant_address): Likewise.
23515 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23516 and is_gimple_invariant_address.
23517 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23519 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23520 an addressable base.
23522 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23524 PR middle-end/35611
23525 * gimplify.c (gimplify_expr): Gimplify second operand of
23528 2008-03-17 Richard Guenther <rguenther@suse.de>
23530 PR tree-optimization/19637
23531 * fold-const.c (fold_unary): Remove restrictions of removing
23532 intermediate pointer-conversions (P2)(P1)P0.
23533 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23534 conversion to void pointer.
23535 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23537 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23540 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23541 emulated thread local variables.
23543 2008-03-16 Richard Guenther <rguenther@suse.de>
23545 PR middle-end/35607
23546 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23547 expand TREE_INVARIANT operations that are not gimple invariant.
23549 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23551 * doc/extend.texi (Alignment): Say that the ABI controls
23552 the __alignof__ for non-strict-alignment targets rather
23553 than being a recommendation.
23555 2008-03-15 Paul Brook <paul@codesourcery.com>
23557 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23559 (arm_output_fn_unwind): Mark functions that can not be unwound.
23561 2008-03-15 Paul Brook <paul@codesourcery.com>
23563 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23564 extension instructions.
23566 2008-03-15 Richard Guenther <rguenther@suse.de>
23568 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23569 and fold constant aggregate refs.
23570 (fold_const_aggregate_ref): Handle string constants
23571 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23572 (evaluate_stmt): Simplify now that ccp_fold folds constant
23575 2008-03-15 Paul Brook <paul@codesourcery.com>
23577 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23578 (extzv): Use gen_extzv_t2.
23579 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23581 2008-03-15 Richard Guenther <rguenther@suse.de>
23583 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23584 (fold_const_aggregate_ref): Likewise.
23585 (get_value): Return NULL if we don't have any values.
23586 (ccp_finalize): Set const_val to NULL after freeing it.
23587 * tree-flow.h (get_symbol_constant_value): Declare.
23588 (fold_const_aggregate_ref): Likewise.
23589 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23591 2008-03-15 Richard Guenther <rguenther@suse.de>
23593 PR middle-end/35593
23594 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23595 to not produce negative array indices if not allowed. Add
23596 parameter to indicate that.
23597 (maybe_fold_offset_to_component_ref): Allow negative array
23598 indices only for the first member of a structure.
23599 (maybe_fold_offset_to_reference): Allow negative array indices.
23600 (maybe_fold_stmt_addition): Likewise.
23602 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23603 Anatoly Sokolov <aesok@post.ru>
23605 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23606 (avr_arch): Add ARCH_AVR6.
23607 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23608 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23609 instead of fixed value 2.
23610 (print_operand_address): Use gs() asm specifier instead of pm().
23611 (avr_assemble_integer): (Ditto.).
23612 (avr_output_addr_vec_elt): (Ditto.).
23613 (print_operand): Handle "!" code.
23614 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23615 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23616 (AVR_HAVE_EIJMP_EICALL): Define.
23617 (AVR_3_BYTE_PC): Redefine.
23618 (AVR_2_BYTE_PC): (Ditto.).
23619 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23620 (LINK_SPEC): Add atmega2560 and atmega2561.
23621 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23623 * config/avr/avr.md (call_insn): Use eicall instead of icall
23624 for 3 byte PC devices.
23625 (call_value_insn): (Ditto.).
23626 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23627 (indirect_jump): Use only for for 2 byte PC devices.
23628 (*tablejump): (Ditto.).
23629 (*indirect_jump_avr6): Add insn.
23630 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23631 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23632 instead of ijmp for 3 byte PC devices.
23633 (__tablejump2__): (Ditto.).
23634 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23635 (MULITLIB_DIRNAMES): (Ditto.).
23636 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23638 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23640 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23641 "sse2_umulsidi3". Use V1DI mode for operand 0.
23642 ("mmx_psadbw"): Use V1DI mode for operand 0.
23643 * config/i386/i386-modes.def (V1SI): New vector mode.
23644 * config/i386/i386.c (struct builtin_description)
23645 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23646 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23647 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23648 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23649 v1di_ftype_v8qi_v8qi type.
23650 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23652 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23653 __builtin_ia32_pmuludq]: Fix the mode of return value.
23655 2008-03-15 Richard Guenther <rguenther@suse.de>
23657 PR middle-end/35595
23658 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23661 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23663 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23664 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23665 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23666 unless TARGET_SERIALIZE_VOLATILE is enabled.
23667 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23668 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23669 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23671 2008-03-14 Richard Guenther <rguenther@suse.de>
23673 PR tree-optimization/34172
23674 * tree-flow.h (refs_may_alias_p): Declare.
23675 (get_single_def_stmt): Likewise.
23676 (get_single_def_stmt_from_phi): Likewise.
23677 (get_single_def_stmt_with_phi): Likewise.
23678 * tree-dfa.c (refs_may_alias_p): New function.
23679 (get_single_def_stmt): Likewise.
23680 (get_single_def_stmt_from_phi): Likewise.
23681 (get_single_def_stmt_with_phi): Likewise.
23682 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23683 (vn_reference_lookup_1): New helper function.
23684 (vn_reference_lookup): Walk the virtual use-def chain to
23685 continue searching for a match if the def does not alias the
23686 reference we are looking for.
23688 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23690 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23691 archive and Perzl. Update The Written Word listing.
23693 2008-03-14 Richard Guenther <rguenther@suse.de>
23695 PR tree-optimization/34043
23696 PR tree-optimization/33989
23697 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23699 (bitmap_find_leader): Use extra argument to verify dominance
23700 relationship inside a basic-block.
23701 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23702 (find_leader_in_sets): Adjust.
23703 (create_component_ref_by_pieces): Take extra argument for
23704 dominance check, handle lookup failures.
23705 (find_or_generate_expression): Likewise.
23706 (create_expression_by_pieces): Likewise.
23707 (insert_into_preds_of_block): Adjust.
23708 (create_value_expr_from): If asked for, verify all operands
23709 are in the blocks AVAIL_OUT set.
23710 (make_values_for_stmt): Check for SSA_NAMEs that are life
23711 over an abnormal edge.
23712 (compute_avail): Remove such check.
23713 (do_SCCVN_insertion): New function.
23714 (eliminate): If we do not find a leader suitable for replacement
23715 insert a replacement expression from SCCVN if available.
23716 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23717 (struct vn_ssa_aux): Add needs_insertion flag.
23718 * tree-ssa-sccvn.c (may_insert): New global flag.
23719 (copy_reference_ops_from_ref): Value-number union member access
23720 based on its size, not type and member if insertion is allowed.
23721 (visit_reference_op_load): For a weak match from union type
23722 punning lookup a view-converted value and insert a SSA_NAME
23723 for that value if that is not found.
23724 (visit_use): Make dumps shorter. Do not disallow value numbering
23725 SSA_NAMEs that are life over an abnormal edge to constants.
23726 (free_scc_vn): Release inserted SSA_NAMEs.
23727 (run_scc_vn): New flag to specify whether insertion is allowed.
23728 Process SSA_NAMEs in forward order.
23729 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23730 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23731 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23732 pointer type to/from integral types that do not change the
23733 precision to regular conversions.
23735 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23737 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23738 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23739 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23740 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23741 input arguments and the mode of return value. Built-in functions
23742 that operate on whole 64-bit MMX register now use V1DI mode.
23744 2008-03-13 Alon Dayan <alond@il.ibm.com>
23745 Olga Golovanevsky <olga@il.ibm.com>
23747 PR tree-optimization/35041
23748 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23749 to locate the right position in a statement.
23751 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23755 * config/i386/xmmintrin.h: Change all static inline functions to
23756 extern inline and add __gnu_inline__ attribute.
23757 * config/i386/bmintrin.h: Ditto.
23758 * config/i386/smmintrin.h: Ditto.
23759 * config/i386/tmmintrin.h: Ditto.
23760 * config/i386/mmintrin-common.h: Ditto.
23761 * config/i386/ammintrin.h: Ditto.
23762 * config/i386/emmintrin.h: Ditto.
23763 * config/i386/pmmintrin.h: Ditto.
23764 * config/i386/mmintrin.h: Ditto.
23765 * config/i386/mm3dnow.h: Ditto.
23767 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23769 PR middle-end/35185
23770 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23771 (lower_omp_2): New function.
23772 (lower_omp_1, lower_omp): Rewritten.
23774 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23777 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23778 with the phrase "Microsoft Windows compilers".
23779 (Push/Pop Macro Pragmas): New subsection. Document
23780 #pragma push_macro and pragma pop_macro.
23782 2008-03-12 Paul Brook <paul@codesourcery.com>
23784 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23786 2008-03-12 Paul Brook <paul@codesourcery.com>
23788 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23789 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23790 (thumb2_addsi_shortim): Rename ...
23791 (thumb2_addsi_short): ... to this. Allow register operands.
23792 (thumb2_subsi_short): New pattern.
23793 (thumb2_one_cmplsi2_short,
23794 thumb2_negsi2_short): New patterns and peepholes.
23796 2008-03-12 Paul Brook <paul@codesourcery.com>
23798 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23800 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23802 * config/i386/i386.md (int_cond): New code iterator.
23804 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23805 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23806 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23807 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23808 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23809 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23810 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23811 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23813 2008-03-12 Paul Brook <paul@codesourcery.com>
23815 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23816 instead of {arm,thumb}_compute_save_reg_mask.
23817 (output_return_instruction): Ditto.
23818 (thumb_unexpanded_epilogue): Ditto.
23819 (thumb1_expand_prologue): Ditto.
23820 (thumb1_output_function_prologue): Ditto.
23821 (arm_set_return_address): Ditto.
23822 (thumb_set_return_address): Ditto.
23823 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23824 regs to achieve stack alignment.
23825 (thumb1_compute_save_reg_mask): Fix compiler warning.
23826 (arm_output_epilogue): Use offsets->saved_regs_mask.
23827 Adjust stack pointer by poping call clobered registers.
23828 (arm_expand_prologue): Use offsets->saved_regs_mask.
23829 Adjust stack pointer by pushing extra registers.
23830 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23832 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23835 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23836 conversion to the operands of a multiplication.
23838 2008-03-12 Richard Guenther <rguenther@suse.de>
23840 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23841 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23842 * timevar.def (TV_TREE_PHIPROP): Add.
23843 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23844 pass description. Use TV_TREE_PHIPROP.
23845 * tree-ssa-forwprop.c: Remove phiprop code.
23847 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23849 PR middle-end/35549
23850 * omp-low.c (maybe_lookup_decl): Constify first argument.
23851 (use_pointer_for_field): Change last argument from bool to
23852 omp_context *. Disallow shared copy-in/out in nested
23853 parallel if decl is shared in outer parallel too.
23854 (build_outer_var_ref, scan_sharing_clauses,
23855 lower_rec_input_clauses, lower_copyprivate_clauses,
23856 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23858 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23859 Ira Rosen <irar@il.ibm.com>
23861 * tree-vectorizer.c (free_stmt_vec_info): New function.
23862 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23863 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23864 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23865 * tree-vect-transform.c (vectorizable_conversion): Free
23866 vec_oprnds0 if it was allocated.
23867 (vect_permute_store_chain): Remove unused VECs.
23868 (vectorizable_store): Free VECs that are allocated in the..
23870 (vect_transform_strided_load, vectorizable_load): Likewise.
23871 (vect_remove_stores): Simplify the code.
23872 (vect_transform_loop): Move code to vect_remove_stores().
23873 Call vect_remove_stores() and free_stmt_vec_info().
23875 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23877 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23878 TARGET_HPUX. Revise comment.
23879 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23880 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23881 Use sr4 variant of `be' instruction when not generating PIC code.
23882 (attr_length_call): Adjust for above change.
23884 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23886 * ipa-reference.c (static_execute): Remove module_statics_const and
23887 associated setting code.
23889 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23892 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23893 predicate for operand 1.
23894 (paritysi2_cmp): Use register_operand predicate for operand 2.
23895 Use earlyclobber modifier for operand 1. Remove support for
23897 (paritydi2_cmp): Use register_operand predicate for operand 3.
23898 Use earlyclobber modifier for operand 1. Remove support for
23901 2008-03-11 Paul Brook <paul@codesourcery.com>
23902 Vladimir Prus <vladimir@codesourcery.com>
23904 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23905 (arm_compute_save_reg0_reg12_mask): Always
23906 check if register 11 must be saved. Always safe hard frame pointer
23907 when frame_pointer_needeed.
23908 (arm_compute_save_reg_mask): Save IP and PC
23909 only with apcs frames.
23910 (arm_output_epilogue): Adjust Thumb2 codepath to
23911 be also invoked and work for ARM non-apcs frames.
23912 (arm_expand_prologue): Don't bother saving IP
23913 for non-apcs frame, since it's not clobbered by
23914 prologue code. Implement non-apcs frame
23917 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23919 PR rtl-optimization/35281
23920 * expr.c (convert_move): Use a new pseudo for the intermediate
23921 from_mode->word_mode result.
23923 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23925 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23926 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23927 * toplev.c (compile_file): Don't call it.
23929 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23931 PR middle-end/35526
23932 * expr.c (store_expr): Call emit_block_move if the mode
23933 of "temp" RTX is BLKmode.
23935 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23936 Richard Guenther <rguenther@suse.de>
23938 PR tree-optimization/31358
23939 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23940 the step with a NULL_TREE.
23941 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23942 to sizetype if type is a pointer type.
23943 (add_candidate_1): Don't convert the base and step to
23944 the generic type if the orginal type is a pointer type.
23945 (add_iv_value_candidates): Use sizetype for the step
23946 if type is a pointer type.
23947 (cand_value_at): Likewise.
23948 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23950 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23951 Don't convert the tem affine to the type.
23952 (add_elt_to_tree): Use sizetype for the step if a pointer.
23953 Use POINTER_PLUS_EXPR for pointers.
23954 (aff_combination_to_tree): Use sizetype for the step if a
23957 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23959 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23960 Remove commutativity hint.
23962 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23966 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23967 errorneous type. Check that v is a VAR_DECL.
23969 PR middle-end/35099
23970 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23972 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23974 PR tree-optimization/35494
23975 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23976 may be overriden at link and run time.
23978 2008-03-10 Richard Guenther <rguenther@suse.de>
23980 PR tree-optimization/34677
23981 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23982 (poolify_tree): Likewise.
23983 (modify_expr_template): Likewise.
23984 (poolify_modify_stmt): Likewise.
23985 (insert_fake_stores): Handle all component-ref style stores
23986 in addition to INDIRECT_REF. Also handle complex types.
23987 Do not poolify the inserted load.
23988 (realify_fake_stores): Do not rebuild the tree but only
23989 make it a SSA_NAME copy.
23990 (init_pre): Remove initialzation of modify_expr_template.
23991 Do not allocate modify_expr_node_pool.
23992 (fini_pre): Do not free modify_expr_node_pool.
23994 2008-03-10 Paul Brook <paul@codesourcery.com>
23996 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23997 to avoid conflicts.
23999 2008-03-10 Paul Brook <paul@codesourcery.com>
24000 Mark Shinwell <shinwell@codesourcery.com>
24002 * config/arm/cortex-r4.md: New.
24003 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24005 * config/arm/arm.md: Include cortex-r4.md.
24006 (insn): Add smmls, sdiv and udiv values.
24007 (generic_sched): Don't use generic scheduling for Cortex-R4.
24008 (arm_issue_rate): New function.
24009 (TARGET_SCHED_ISSUE_RATE): Define.
24011 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24013 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24015 2008-03-10 Richard Guenther <rguenther@suse.de>
24017 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24018 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24020 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24022 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24023 Set default to true.
24025 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24027 * c.opt (Wsynth): Deprecate.
24028 * doc/invoke.texi (Option Summary, Warning Options): Document
24029 -Wno-format-contains-nul.
24031 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24034 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24035 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24037 2008-03-09 Ira Rosen <irar@il.ibm.com>
24039 * config/rs6000/rs6000.c (builtin_description): Rename vector
24040 left shift operations.
24041 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24042 (altivec_vsl<VI_char>): Rename to ...
24043 (ashl<mode>3): ... new name.
24044 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24046 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24048 2008-03-08 Richard Guenther <rguenther@suse.de>
24050 * coverage.h (tree_coverage_counter_addr): Declare.
24051 * coverage.c (tree_coverage_counter_addr): New function.
24052 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24053 before using again.
24054 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24055 (tree_gen_one_value_profiler): Likewise.
24056 (tree_gen_ic_profiler): Likewise.
24057 (tree_gen_average_profiler): Likewise.
24058 (tree_gen_ior_profiler): Likewise.
24060 2008-03-08 Richard Guenther <rguenther@suse.de>
24062 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24063 (vn_binary_op_insert): Likewise.
24064 (vn_unary_op_lookup): Likewise.
24065 (vn_unary_op_insert): Likewise.
24066 (vn_nary_op_lookup): Declare.
24067 (vn_nary_op_insert): Likewise.
24068 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24069 and binary hashes, use a single obstack for unary_op_pool
24070 and binary_op_pool.
24071 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24072 a single struct vn_nary_op_s. Store tree code length and
24073 a variable number of operands.
24074 (struct vn_reference_op_struct): Remove unused op2.
24075 (vn_reference_op_eq): Do not compare op2.
24076 (vn_reference_op_compute_hash): Do not compute hash of op2.
24077 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24078 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24079 with vn_nary_op_compute_hash.
24080 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24081 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24083 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24085 (visit_unary_op): Call nary functions.
24086 (visit_binary_op): Likewise.
24087 (process_scc): Adjust for struct vn_tables_s changes.
24088 (allocate_vn_table): Likewise.
24089 (free_vn_table): Likewise.
24090 * tree-vn.c (vn_add): Call nary functions.
24091 (vn_lookup): Likewise.
24093 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24096 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24097 wdst back after sync_compare_and_swapqhi_internal.
24099 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24102 * config/i386/i386-modes.def (V1DI): New vector mode.
24103 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24104 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24105 (MMXMODE248): Ditto.
24106 (MMXMODE): Add V1DI mode.
24107 (mmxvecsize): Change DI mode to V1DI mode.
24108 ("mov<mode>): Use MMXMODEI8 mode iterator.
24109 ("*mov<mode>_internal_rex64"): Ditto.
24110 ("*mov<mode>_internal"): Ditto.
24111 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24112 ("mmx_sub<mode>3"): Ditto.
24113 ("mmx_adddi3"): Remove insn pattern.
24114 ("mmx_subdi3"): Ditto.
24115 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24116 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24117 ("mmx_ashl<mode>3"): Ditto.
24118 ("mmx_lshrdi3"): Remove insn pattern.
24119 ("mmx_ashldi3"): Ditto.
24120 * config/i386/i386.c (classify_argument): Handle V1DImode.
24121 (function_arg_advance_32): Ditto.
24122 (function_arg_32): Ditto.
24123 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24124 mmx_addv1di3 insn pattern.
24125 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24126 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24127 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24128 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24129 Remove definitions of built-in functions.
24130 (V1DI_type_node): New node.
24131 (v1di_ftype_v1di_int): Ditto.
24132 (v1di_ftype_v1di_v1di): Ditto.
24133 (v2si_ftype_v2si_si): Ditto.
24134 (v4hi_ftype_v4hi_di): Remove node.
24135 (v2si_ftype_v2si_di): Ditto.
24136 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24137 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24138 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24139 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24140 Add new builtins using def_builtin_const.
24141 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24142 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24143 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24144 * config/i386/mmintrin.h (__v1di): New typedef.
24145 (_mm_add_si64): Cast arguments to __v1di type.
24146 (_mm_sub_si64): Ditto.
24147 (_mm_sll_pi16): Cast __count to __v4hi type.
24148 (_mm_sll_pi32): Cast __count to __v2si type.
24149 (_mm_sll_si64): Cast arguments to __v1di type.
24150 (_mm_srl_pi16): Cast __count to __v4hi type.
24151 (_mm_srl_pi32): Cast __count to __v2si type.
24152 (_mm_srl_si64): Cast arguments to __v1di type.
24153 (_mm_sra_pi16): Cast __count to __v4hi type.
24154 (_mm_sra_pi32): Cast __count to __v2si type.
24155 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24156 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24157 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24158 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24159 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24160 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24161 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24162 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24163 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24164 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24165 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24166 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24168 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24170 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24172 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24175 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24176 reg+const addressing for Altivec modes. Don't generate reg+reg
24177 addressing for TFmode or TDmode quantities.
24179 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24181 * c-common.c (vector_types_convertible_p): Call langhook
24182 instead of comptypes.
24184 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24187 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24188 integral and scalar float variables which have a
24191 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24193 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24194 dwarf_register_span hook when emitting unwind information for
24195 register-to-memory saves.
24196 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24197 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24199 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24201 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24202 for the same VAR_DECL.
24204 2008-03-06 Tom Tromey <tromey@redhat.com>
24206 * treelang: Delete.
24207 * doc/standards.texi (Standards): Don't mention treelang.
24208 * doc/invoke.texi (Overall Options): Don't mention treelang.
24209 * doc/install.texi (Prerequisites): Don't mention bison or
24211 (Configuration): Don't mention treelang.
24212 (Building): Likewise.
24213 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24215 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24217 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24218 word-extractions out of a multi-word object.
24220 2008-03-06 Richard Guenther <rguenther@suse.de>
24222 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24223 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24224 result type and precision.
24225 * expr.c (get_inner_reference): Set unsignedp based on the result
24226 type of BIT_FIELD_REF.
24227 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24228 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24229 (try_instantiate_multiple_fields): Likewise. Use the correct type
24231 (sra_build_assignment): Likewise.
24232 (sra_build_elt_assignment): Likewise.
24233 (sra_explode_bitfield_assignment): Likewise.
24234 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24235 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24236 set BIT_FIELD_REF_UNSIGNED.
24237 (vectorizable_load): Likewise.
24239 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24241 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24244 2008-03-06 Richard Guenther <rguenther@suse.de>
24246 * alias.c (struct alias_set_entry): Move has_zero_child field
24247 to pack with alias_set.
24249 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24251 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24254 2008-03-05 Ian Lance Taylor <iant@google.com>
24256 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24258 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24260 * fwprop.c (update_df): Support width and offset parameters of
24262 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24263 global_conflicts): Change DF_REF_EXTRACT to either
24264 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24265 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24266 * df-scan.c (df_ref_record, df_defs_record,
24267 df_ref_create_structure, df_def_record_1, df_uses_record,
24268 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24269 df_bb_refs_collect, df_entry_block_defs_collect,
24270 df_exit_block_uses_collect): Support new width and offset fields.
24271 (ref_extract_pool): New storage pool.
24272 (df_free_ref): New function.
24273 (df_reg_chain_unlink, df_free_collection_rec,
24274 df_sort_and_compress_refs): Call df_free_ref.
24275 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24277 (df_ref_create_structure): Allocate df_ref_extract if offset and
24278 width fields are used.
24279 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24280 (df_uses_record): Get offset and width from ZERO_EXTRACT
24282 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24283 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24284 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24285 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24286 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24287 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24288 (df_ref_extract): New structure.
24289 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24290 (df_ref_create): Add width and offset parameters.
24292 2008-03-05 Richard Guenther <rguenther@suse.de>
24294 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24295 Use ranges_overlap_p.
24296 (offset_overlaps_with_access): Rename
24297 to ranges_overlap_p and move ...
24298 * tree-flow-inline.h (ranges_overlap_p): ... here.
24300 * tree.h (get_inner_reference, handled_component_p): Update
24303 * tree.h (record_component_aliases, get_alias_set,
24304 alias_sets_conflict_p, alias_sets_must_conflict_p,
24305 objects_must_conflict_p): Move declarations ...
24306 * alias.h (record_component_aliases, get_alias_set,
24307 alias_sets_conflict_p, alias_sets_must_conflict_p,
24308 objects_must_conflict_p): ... here.
24309 Include coretypes.h.
24310 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24312 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24314 * cfg.c: Include tree-flow.h.
24315 (remove_edge_raw): Call redirect_edge_var_map_clear.
24316 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24317 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24318 (redirect_edge_var_map_result): New.
24319 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24320 PENDING_STMT use with redirect_edge_var_map_*.
24321 * tree-ssa.c (edge_var_maps): New definition.
24322 (redirect_edge_var_map_add): New.
24323 (redirect_edge_var_map_clear): New.
24324 (redirect_edge_var_map_dup): New.
24325 (redirect_edge_var_map_vector): New.
24326 (redirect_edge_var_map_destroy): New.
24327 (ssa_redirect_edge): Replace PENDING_STMT use with
24328 redirect_edge_var_map_*.
24329 (flush_pending_stmts): Same.
24330 (delete_tree_ssa): Destroy edge var map.
24331 * tree-flow.h (struct _edge_var_map): New.
24332 Define edge_var_map vector type.
24333 Declare redirect_edge_var_map_* prototypes.
24334 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24335 * tree-cfg.c (reinstall_phi_args): Replace
24336 PENDING_STMT use with redirect_edge_var_map_*.
24338 2008-03-05 Richard Guenther <rguenther@suse.de>
24340 PR tree-optimization/35472
24341 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24342 whose single use_stmt has a overlapping set of loaded and
24343 stored symbols as that use_stmt might be a noop assignment then.
24345 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24347 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24349 2008-03-05 Richard Guenther <rguenther@suse.de>
24352 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24353 should be constants.
24354 * tree-cfg.c (verify_expr): Verify it.
24355 * fold-const.c (fold_truthop): Remove code generating
24356 BIT_FIELD_REFs of structure bases.
24357 (fold_binary): Likewise.
24358 (fold_ternary): Position and size of BIT_FIELD_REFs are
24359 always host integers.
24360 (make_bit_field_ref): Remove.
24361 (optimize_bit_field_compare): Remove.
24362 (all_ones_mask_p): Remove.
24364 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24367 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24368 (split_block_and_df_analyze): New. Split basic block and rebuild
24370 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24372 (split_pattern_seq): Likewise.
24373 (erase_matching_seqs): Likewise.
24374 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24376 2008-03-04 Geoff Keating <geoffk@apple.com>
24378 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24379 declaration and code.
24380 (tree_invalid_nonnegative_warnv_p): Likewise.
24382 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24384 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24385 examples. Truncate option-names then causing overfull hbox.
24387 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24390 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24392 * configure: Rebuilt.
24394 2008-03-04 Rafael Espíndola <espindola@google.com>
24396 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24397 (tree_unary_nonnegative_warnv_p): New.
24398 (tree_binary_nonnegative_warnv_p): New.
24399 (tree_single_nonnegative_warnv_p): New.
24400 (tree_invalid_nonnegative_warnv_p): New.
24401 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24403 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24406 * opts.c (handle_option): Postpone 'unknown option' errors only for
24409 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24412 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24415 2008-03-04 Rafael Espíndola <espindola@google.com>
24417 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24418 (tree_binary_nonzero_warnv_p): New.
24419 (tree_single_nonzero_warnv_p): New.
24420 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24422 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24424 PR middle-end/35456
24425 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24426 transformations for modes that have signed zeros.
24427 * ifcvt.c (noce_try_abs): Ditto.
24429 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24431 * config/i386/i386.c (override_options): Force
24432 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24434 2008-03-04 Jan Hubicka <jh@suse.cz>
24437 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24440 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24442 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24443 label to probe the stack.
24445 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24447 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24448 (__gthr_win32_mutex_destroy): Declare.
24449 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24450 __gthr_win32_mutex_destroy.
24451 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24453 2008-03-03 Jan Hubicka <jh@suse.cz>
24456 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24457 aggressive on inlining cold calls.
24459 2008-03-03 Richard Guenther <rguenther@suse.de>
24461 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24462 struct copies into the expression table.
24463 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24464 (try_to_simplify): Likewise.
24465 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24466 integral and pointer arguments which do not change the
24467 precision to NOP_EXPRs.
24468 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24469 VIEW_CONVERT_EXPR case.
24471 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24473 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24474 defined in a loop at depth 0 is invariant.
24475 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24476 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24477 be called at loop depth 0.
24479 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24482 * gcc.c (process_command): Update copyright notice dates.
24483 * gcov.c (print_version): Likewise.
24484 * gcov-dump.c (print_version): Likewise.
24485 * mips-tfile.c (main): Likewise.
24486 * mips-tdump.c (main): Likewise.
24488 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24491 * c-common.c (flag_permissive): Delete.
24492 (constant_expression_warnings): Check flags first.
24493 (constant_expression_error): New.
24494 * c-common.h (flag_permissive): Delete.
24495 (constant_expression_error): Declare.
24496 * flags.h (flag_permissive): Declare. Update description.
24497 * diagnostic.c (pedwarn): Update.
24499 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24500 (permissive_error_kind): New.
24501 * toplev.c (flag_permissive): Define. Update description.
24502 * toplev.h (permissive_error_kind): Declare.
24503 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24504 (pedwarn_c90): Use pedantic_warning_kind.
24505 * c-opts.c (c_common_post_options): flag_permissive does not affect
24506 flag_pedantic_errors.
24508 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24510 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24511 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24512 __absvsi2, __absvDI2): Use unsigned arithmetic.
24514 2008-03-02 Andi Kleen <ak@suse.de>
24515 Richard Guenther <rguenther@suse.de>
24517 * struct-equiv.c: Remove file.
24518 * cfg_cleanup.c (condjump_equiv_p): Remove.
24519 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24520 (struct-equiv.o): Remove rule.
24521 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24522 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24523 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24525 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24527 * ifcvt.c (noce_process_if_block): Try to handle only the then
24528 block if the else block exists but isn't suitable.
24530 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24533 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24534 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24535 regression from previous patch.
24537 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24540 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24542 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24543 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24544 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24545 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24546 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24547 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24548 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24549 (__gthread_mutex_destroy_function): Rename to
24550 __gthread_mutex_destroy.
24551 * gthr-dce.h (__gthread_mutex_destroy): Call
24552 pthread_mutex_destroy.
24553 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24554 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24555 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24557 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24559 * df-scan.c (df_ref_chain_change_bb): Simplify.
24560 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24561 set_block_for_insn if there's any change.
24562 * df.h ((df_insn_change_bb): Fix prototype.
24563 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24564 df_insn_change_bb, don't call set_block_for_insn.
24565 * emit-rtl.c (reorder_insns): Likewise.
24566 * haifa-sched.c (move_insn): Likewise.
24568 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24570 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24572 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24574 * tree-flow-inline.h (next_readonly_imm_use): Return
24575 NULL_USE_OPERAND_P after the end.
24577 2008-03-01 Richard Guenther <rguenther@suse.de>
24579 PR tree-optimization/35411
24580 * tree-sra.c (sra_build_assignment): Split conversion to
24581 final type to a separate statement if we are not assigning
24584 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24586 * fold-const.c (fold_convertible_p): Correct the logic to follow
24587 that in fold_convert().
24589 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24592 * tree-inline.c (build_duplicate_type): When we make a
24593 duplicate type, make it unique in the canonical types system.
24595 2008-02-29 Tom Tromey <tromey@redhat.com>
24597 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24598 input_file_stack_history, input_file_stack_restored): Remove.
24599 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24600 * input.h (struct file_stack): Remove.
24601 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24602 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24604 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24606 (diagnostic_last_module_changed): Add 'map' argument.
24607 (diagnostic_set_last_function): Likewise.
24608 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24609 line map, not input_file_stack.
24610 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24612 2008-02-29 Paul Brook <paul@codesourcery.com>
24614 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24616 2008-02-29 Paul Brook <paul@codesourcery.com>
24618 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24620 2008-02-29 Richard Guenther <rguenther@suse.de>
24622 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24624 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24625 value for comparing for a store match.
24626 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24627 (try_to_simplify): Do not do a full-blown reference lookup.
24629 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24631 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24632 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24634 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24636 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24638 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24639 strides against cache sizes.
24641 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24643 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24646 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24648 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24649 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24650 is smaller than the original promoted value.
24651 (simplify_subreg): If OP is a SUBREG, try to preserve its
24652 SUBREG_PROMOTED_VAR_P information.
24654 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24656 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24657 (VN_INFO_GET): Allocate new objects on the obstack.
24658 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24659 for rpo_numbers_temp, for consistency.
24660 (free_scc_vn): Free the obstack.
24662 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24664 * doc/invoke.texi: Document -ftree-loop-distribution.
24665 * tree-loop-distribution.c: New.
24666 * tree-pass.h (pass_loop_distribution): New.
24667 * graphds.h (struct graph): Add htab_t indices.
24668 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24669 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24670 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24671 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24672 * tree-data-ref.c (debug_data_dependence_relations): New.
24673 (dump_data_dependence_relation): Also print data references.
24674 (free_data_ref): Extern.
24675 (same_access_functions): Moved...
24676 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24677 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24678 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24679 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24680 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24681 (stmts_from_loop): Skip LABEL_EXPR.
24682 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24684 (build_rdg): Initialize rdg->indices htab.
24685 (free_rdg, stores_from_loop, ref_base_address,
24686 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24687 have_similar_memory_accesses_1, ref_base_address_1,
24688 remove_similar_memory_refs): New.
24689 * tree-data-ref.h: Depend on tree-chrec.h.
24690 (debug_data_dependence_relations, free_data_ref): Declared.
24691 (same_access_functions): ... here.
24692 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24694 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24695 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24696 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24697 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24698 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24699 rdg_vertex_for_stmt): Declared.
24700 (struct rdg_edge): Add level.
24702 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24703 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24705 (rdg_has_similar_memory_accesses): New.
24706 * tree-vect-analyze.c: Remove unused static decls.
24707 * lambda.h (dependence_level): New.
24708 * common.opt (ftree-loop-distribution): New.
24709 * tree-flow.h (mark_virtual_ops_in_bb,
24710 slpeel_tree_duplicate_loop_to_edge_cfg,
24711 rename_variables_in_loop): Declared.
24712 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24713 (OBJS-common): Add tree-loop-distribution.o.
24714 (tree-loop-distribution.o): New rule.
24715 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24716 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24717 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24719 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24722 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24723 other than structures and unions.
24725 2008-02-28 Richard Guenther <rguenther@suse.de>
24728 2008-02-26 Richard Guenther <rguenther@suse.de>
24730 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24731 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24732 (lookup_decl_from_uid): Declare.
24733 (remove_decl_from_map): Likewise.
24734 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24735 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24736 (decl_for_uid_map): New global hashtable mapping DECL_UID
24738 (init_ttree): Allocate it.
24739 (insert_decl_to_uid_decl_map): New helper function.
24740 (make_node_stat): Insert new decls into the map.
24741 (copy_node_stat): Likewise.
24742 (lookup_decl_from_uid): New function.
24743 (remove_decl_from_map): Likewise.
24744 (print_decl_for_uid_map_statistics): New helper.
24745 (dump_tree_statistics): Call it.
24747 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24748 (referenced_var_iterator): Adjust.
24749 (FOR_EACH_REFERENCED_VAR): Adjust.
24750 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24751 (num_referenced_vars): Adjust.
24752 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24753 (first_referenced_var): Remove.
24754 (end_referenced_vars_p): Likewise.
24755 (next_referenced_var): Likewise.
24756 (referenced_var_iterator_set): New helper function.
24757 * tree-dfa.c (referenced_var_lookup): Adjust.
24758 (referenced_var_check_and_insert): Likewise.
24759 (remove_referenced_var): Likewise.
24760 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24761 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24762 (verify_call_clobbering): Likewise.
24763 (verify_memory_partitions): Likewise.
24764 (init_tree_ssa): Allocate bitmap instead of hashtable for
24766 (delete_tree_ssa): Adjust.
24767 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24768 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24769 (compute_tag_properties): Likewise.
24770 (set_initial_properties): Likewise.
24771 (find_partition_for): Likewise.
24772 (update_reference_counts): Likewise.
24773 (dump_may_aliases_for): Likewise.
24774 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24775 (add_call_clobber_ops): Likewise.
24776 (add_call_read_ops): Likewise.
24777 (get_asm_expr_operands): Likewise.
24778 * tree-into-ssa.c (dump_decl_set): Likewise.
24779 (update_ssa): Likewise.
24780 * tree-sra.c (scan_function): Likewise.
24781 (decide_instantiations): Likewise.
24782 (scalarize_parms): Likewise.
24783 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24784 (dsa_named_for): Likewise.
24785 * tree-ssa-structalias.c (update_alias_info): Likewise.
24786 (merge_smts_into): Likewise.
24788 2008-02-27 David Daney <ddaney@avtrex.com>
24791 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24792 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24793 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24794 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24795 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24797 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24800 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24801 (BUILT_IN_NEXTTOWARD): Remove.
24802 (BUILT_IN_NEXTTOWARDF): Ditto.
24803 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24804 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24806 2008-02-27 Tom Tromey <tromey@redhat.com>
24808 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24809 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24811 2008-02-27 Jan Beulich <jbeulich@novell.com>
24813 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24814 update the respective field on newdecl.
24816 2008-02-27 Revital Eres <eres@il.ibm.com>
24818 PR rtl-optimization/34999
24819 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24820 crossing edges that ends with a call insn.
24821 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24822 call insn and clear the EDGE_CROSSING flag of the crossing edge
24823 when fixing fallthru edges.
24825 2008-02-27 Richard Guenther <rguenther@suse.de>
24827 PR middle-end/35390
24828 * fold-const.c (fold_unary): Return the correct argument,
24829 converted to the result type.
24831 2008-02-27 Richard Guenther <rguenther@suse.de>
24833 PR middle-end/34971
24834 * expr.c (expand_expr_real_1): Assert on rotates that operate
24836 * fold-const.c (fold_binary): Use the types precision, not the
24837 bitsize of the mode if folding rotate expressions. Build rotates
24838 only for full modes.
24840 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24842 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24843 and CPP_PRAGMA_EOL.
24844 * c-pragma.c (pragma_ns_name): New typedef.
24845 (registered_pp_pragmas): New variable.
24846 (c_pp_lookup_pragma): New function.
24847 (c_register_pragma_1): If flag_preprocess_only, do nothing
24848 for non-expanded pragmas, for expanded ones push pragma's
24849 namespace and name into registered_pp_pragmas vector.
24850 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24851 flag_preprocess_only, don't register GCC pch_preprocess
24852 pragma if flag_preprocess_only.
24853 * c-opts.c (c_common_init): Call init_pragma even if
24854 flag_preprocess_only.
24855 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24856 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24857 cpp_register_pragma if flag_preprocess_only.
24859 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24862 * c-parser.c (c_parser_translation_unit): Warn for empty
24863 translation unit, not empty source file.
24865 2008-02-26 Paul Brook <paul@codesourcery.com>
24867 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24868 operand for Thumb-2.
24869 * config/arm/arm.h (reg_class): Add CORE_REGS.
24870 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24871 (BASE_REG_CLASS): Use CORE_REGS.
24872 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24873 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24874 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24875 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24876 ARM_REGNO_OK_FOR_INDEX_P.
24877 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24878 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24879 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24880 (ldm/stm peepholes): Ditto.
24881 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24882 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24883 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24884 * config/arm/constraints.md: Enable "k" constraint on ARM.
24886 2008-02-27 Ben Elliston <bje@au.ibm.com>
24888 * config/rs6000/rs6000.c: Annotate cache line size field in all
24889 instances of struct processor_costs.
24891 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24893 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24894 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24895 jump_bypass): New counters.
24896 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24897 * dce.c (gate_ud_dce): Same.
24898 (gate_fast_dce): Same.
24899 * dse.c (gate_dse1): New function.
24900 (gate_dse2): New function.
24901 (gate_dse): Merge results of new gate functions.
24902 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24903 (gate_handle_jump_bypass): Add dbg_cnt.
24904 (gate_handle_gcse): Add dbg_cnt.
24905 * ifcvt.c (gate_handle_if_conversion): Same.
24906 (gate_handle_if_after_combine): Same.
24907 (gate_handle_if_after_reload): Same.
24908 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24910 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24912 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24914 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24916 2008-02-26 Jason Merrill <jason@redhat.com>
24919 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24920 alone if it's the naming decl for the type's main variant.
24922 2008-02-26 Tom Tromey <tromey@redhat.com>
24924 * system.h (USE_MAPPED_LOCATION): Poison.
24925 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24926 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24927 (make_goto_expr_edges): Likewise.
24928 (remove_bb): Likewise.
24929 (execute_warn_function_return): Likewise.
24930 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24932 * c-common.c (fname_decl): Remove old location code.
24933 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24935 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24937 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24938 (gen_rtx_ASM_INPUT): Likewise.
24939 (gen_rtx_ASM_INPUT_loc): Likewise.
24940 (get_rtx_asm_OPERANDS): Remove.
24941 * cfglayout.c (insn_locators_alloc): Remove old location code.
24942 (set_curr_insn_source_location): Likewise.
24943 (curr_insn_locator): Likewise.
24944 * print-tree.c (print_node): Remove old location code.
24945 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24946 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24947 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24948 location_from_locus.
24949 (construct_exit_block): Remove old location code.
24950 * emit-rtl.c (force_next_line_note): Remove old location code.
24951 * profile.c (branch_prob): Remove old location code.
24952 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24953 LOC_LINE): Remove old-location variants.
24954 * langhooks.c (lhd_print_error_function): Remove old location
24956 * configure, config.in: Rebuilt.
24957 * configure.ac (--enable-mapped-location): Remove.
24958 * c-decl.c (c_init_decl_processing): Remove old location code.
24959 (finish_function): Likewise.
24960 * recog.c (decode_asm_operands): Remove old location code.
24961 * c-pch.c (c_common_read_pch): Remove old location code.
24962 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24964 * gimple-low.c (lower_function_body): Remove old location code.
24965 * toplev.c (unknown_location): Remove.
24966 (push_srcloc): Remove old-location variant.
24967 (process_options): Remove old location code.
24968 (lang_dependent_init): Likewise.
24969 * input.h (UNKNOWN_LOCATION): Move definition.
24970 (location_t): Undeprecate.
24971 (source_locus): Remove.
24972 (location_from_locus): Remove.
24973 (struct location_s): Remove.
24974 Remove all old-location code.
24975 (input_line, input_filename): Remove.
24976 * final.c (final_scan_insn): Remove old location code.
24977 * diagnostic.c (diagnostic_build_prefix): Remove
24978 USE_MAPPED_LOCATION test.
24979 * tree.h (gimple_stmt) <locus>: Now a location_t.
24980 (tree_exp) <locus>: Likewise.
24981 (DECL_IS_BUILTIN): Remove old-location variant.
24982 (annotate_with_file_line, annotate_with_locus): Likewise.
24983 (expr_locus, set_expr_locus): Update.
24984 * tree.c (build1_stat): Remove old location code.
24985 (last_annotated_node): Remove.
24986 (annotate_with_file_line): Remove old-location variant.
24987 (annotate_with_locus): Likewise.
24988 (expr_location): Remove old location code.
24989 (set_expr_location): Likewise.
24990 (expr_has_location): Likewise.
24991 (expr_locus): Likewise.
24992 (set_expr_locus): Likewise.
24993 (expr_filename): Don't use location_from_locus.
24994 (expr_lineno): Likewise.
24995 * rtl-error.c (location_for_asm): Remove old location code.
24996 * c-lex.c (cb_line_change): Remove old location code.
24997 (fe_file_change): Likewise.
24998 (cb_def_pragma): Likewise.
24999 (c_lex_with_flags): Likewise.
25000 * gengtype.c (do_typedef): Don't special-case location types.
25001 (define_location_structures): Remove.
25002 (main): Don't call define_location_structures.
25003 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25006 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25009 * builtins.def (BUILT_IN_STDARG_START): Remove.
25010 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25011 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25012 * tree-inline.c (inline_forbidden_p_1): Likewise.
25014 2008-02-26 Richard Guenther <rguenther@suse.de>
25016 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25017 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25018 (lookup_decl_from_uid): Declare.
25019 (remove_decl_from_map): Likewise.
25020 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25021 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25022 (decl_for_uid_map): New global hashtable mapping DECL_UID
25024 (init_ttree): Allocate it.
25025 (insert_decl_to_uid_decl_map): New helper function.
25026 (make_node_stat): Insert new decls into the map.
25027 (copy_node_stat): Likewise.
25028 (lookup_decl_from_uid): New function.
25029 (remove_decl_from_map): Likewise.
25030 (print_decl_for_uid_map_statistics): New helper.
25031 (dump_tree_statistics): Call it.
25033 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25034 (referenced_var_iterator): Adjust.
25035 (FOR_EACH_REFERENCED_VAR): Adjust.
25036 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25037 (num_referenced_vars): Adjust.
25038 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25039 (first_referenced_var): Remove.
25040 (end_referenced_vars_p): Likewise.
25041 (next_referenced_var): Likewise.
25042 (referenced_var_iterator_set): New helper function.
25043 * tree-dfa.c (referenced_var_lookup): Adjust.
25044 (referenced_var_check_and_insert): Likewise.
25045 (remove_referenced_var): Likewise.
25046 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25047 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25048 (verify_call_clobbering): Likewise.
25049 (verify_memory_partitions): Likewise.
25050 (init_tree_ssa): Allocate bitmap instead of hashtable for
25052 (delete_tree_ssa): Adjust.
25053 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25054 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25055 (compute_tag_properties): Likewise.
25056 (set_initial_properties): Likewise.
25057 (find_partition_for): Likewise.
25058 (update_reference_counts): Likewise.
25059 (dump_may_aliases_for): Likewise.
25060 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25061 (add_call_clobber_ops): Likewise.
25062 (add_call_read_ops): Likewise.
25063 (get_asm_expr_operands): Likewise.
25064 * tree-into-ssa.c (dump_decl_set): Likewise.
25065 (update_ssa): Likewise.
25066 * tree-sra.c (scan_function): Likewise.
25067 (decide_instantiations): Likewise.
25068 (scalarize_parms): Likewise.
25069 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25070 (dsa_named_for): Likewise.
25071 * tree-ssa-structalias.c (update_alias_info): Likewise.
25072 (merge_smts_into): Likewise.
25074 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25077 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25078 * c-opts.c (c_common_handle_option): Wall enables
25079 Wvolatile-register-var.
25080 * common.opt: Move Wvolatile-register-var to...
25083 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25085 * common.opt (Wlarger-than=): New.
25086 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25088 * opts.c (common_handle_option): Handle -Wlarger-than=.
25089 * optc-gen.awk: Likewise.
25090 * opth-gen.awk: Likewise.
25091 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25092 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25094 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25096 * c-common.c (match_case_to_enum_1): Add appropriate
25097 OPT_W* parameter to warning.
25098 (c_do_switch_warnings): Likewise.
25099 * c-typeck.c (warning_init): Add one more parameter following
25100 'warning' function.
25101 (push_init_level): Update call to warning_init.
25102 (pop_init_level): Likewise.
25103 (add_pending_init): Likewise.
25104 (output_init_element: Likewise.
25106 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25109 * toplev.c (toplev_main): If there are warnings or error, print
25110 errors for ignored options.
25111 * opts.c (ignored_options): New static variable.
25112 (postpone_unknown_option_error): New.
25113 (print_ignored_options): New.
25114 (handle_option): Postpone errors for unknown -Wno-* options.
25115 * opts.h (print_ignored_options): Declare.
25117 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25119 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25122 2008-02-25 Richard Guenther <rguenther@suse.de>
25125 2008-02-25 Richard Guenther <rguenther@suse.de>
25127 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25128 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25129 (lookup_decl_from_uid): Declare.
25130 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25131 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25132 (decl_for_uid_map): New global hashtable mapping DECL_UID
25134 (init_ttree): Allocate it.
25135 (insert_decl_to_uid_decl_map): New helper function.
25136 (make_node_stat): Insert new decls into the map.
25137 (copy_node_stat): Likewise.
25138 (lookup_decl_from_uid): New function.
25139 (print_decl_for_uid_map_statistics): New helper.
25140 (dump_tree_statistics): Call it.
25142 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25143 (referenced_var_iterator): Adjust.
25144 (FOR_EACH_REFERENCED_VAR): Adjust.
25145 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25146 (num_referenced_vars): Adjust.
25147 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25148 (first_referenced_var): Remove.
25149 (end_referenced_vars_p): Likewise.
25150 (next_referenced_var): Likewise.
25151 (referenced_var_iterator_set): New helper function.
25152 * tree-dfa.c (referenced_var_lookup): Adjust.
25153 (referenced_var_check_and_insert): Likewise.
25154 (remove_referenced_var): Likewise.
25155 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25156 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25157 (verify_call_clobbering): Likewise.
25158 (verify_memory_partitions): Likewise.
25159 (init_tree_ssa): Allocate bitmap instead of hashtable for
25161 (delete_tree_ssa): Adjust.
25162 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25163 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25164 (compute_tag_properties): Likewise.
25165 (set_initial_properties): Likewise.
25166 (find_partition_for): Likewise.
25167 (update_reference_counts): Likewise.
25168 (dump_may_aliases_for): Likewise.
25169 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25170 (add_call_clobber_ops): Likewise.
25171 (add_call_read_ops): Likewise.
25172 (get_asm_expr_operands): Likewise.
25173 * tree-into-ssa.c (dump_decl_set): Likewise.
25174 (update_ssa): Likewise.
25175 * tree-sra.c (scan_function): Likewise.
25176 (decide_instantiations): Likewise.
25177 (scalarize_parms): Likewise.
25178 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25179 (dsa_named_for): Likewise.
25180 * tree-ssa-structalias.c (update_alias_info): Likewise.
25181 (merge_smts_into): Likewise.
25183 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25186 * doc/invoke.texi (-fcx-limited-range): Document new option.
25187 * toplev.c (process_options): Handle -fcx-fortran-rules.
25188 * common.opt: Add documentation for -fcx-fortran-rules.
25190 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25193 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25194 actual behaviour and C99.
25196 2008-02-26 Ben Elliston <bje@au.ibm.com>
25198 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25199 (ASM_CPU_POWER6_SPEC): Likewise.
25200 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25201 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25202 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25204 2008-02-25 Richard Guenther <rguenther@suse.de>
25206 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25207 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25208 (lookup_decl_from_uid): Declare.
25209 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25210 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25211 (decl_for_uid_map): New global hashtable mapping DECL_UID
25213 (init_ttree): Allocate it.
25214 (insert_decl_to_uid_decl_map): New helper function.
25215 (make_node_stat): Insert new decls into the map.
25216 (copy_node_stat): Likewise.
25217 (lookup_decl_from_uid): New function.
25218 (print_decl_for_uid_map_statistics): New helper.
25219 (dump_tree_statistics): Call it.
25221 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25222 (referenced_var_iterator): Adjust.
25223 (FOR_EACH_REFERENCED_VAR): Adjust.
25224 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25225 (num_referenced_vars): Adjust.
25226 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25227 (first_referenced_var): Remove.
25228 (end_referenced_vars_p): Likewise.
25229 (next_referenced_var): Likewise.
25230 (referenced_var_iterator_set): New helper function.
25231 * tree-dfa.c (referenced_var_lookup): Adjust.
25232 (referenced_var_check_and_insert): Likewise.
25233 (remove_referenced_var): Likewise.
25234 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25235 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25236 (verify_call_clobbering): Likewise.
25237 (verify_memory_partitions): Likewise.
25238 (init_tree_ssa): Allocate bitmap instead of hashtable for
25240 (delete_tree_ssa): Adjust.
25241 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25242 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25243 (compute_tag_properties): Likewise.
25244 (set_initial_properties): Likewise.
25245 (find_partition_for): Likewise.
25246 (update_reference_counts): Likewise.
25247 (dump_may_aliases_for): Likewise.
25248 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25249 (add_call_clobber_ops): Likewise.
25250 (add_call_read_ops): Likewise.
25251 (get_asm_expr_operands): Likewise.
25252 * tree-into-ssa.c (dump_decl_set): Likewise.
25253 (update_ssa): Likewise.
25254 * tree-sra.c (scan_function): Likewise.
25255 (decide_instantiations): Likewise.
25256 (scalarize_parms): Likewise.
25257 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25258 (dsa_named_for): Likewise.
25259 * tree-ssa-structalias.c (update_alias_info): Likewise.
25260 (merge_smts_into): Likewise.
25262 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25265 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25266 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25267 * alias.h (nonoverlapping_memrefs_p): Likewise.
25269 2008-02-25 Jan Beulich <jbeulich@novell.com>
25271 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25272 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25273 __emultls_get_address, __emultls_register_common,
25274 __floatundi?f, and _Unwind_GetIPInfo.
25275 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25276 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25277 (gen_regparm_prefix): Likewise.
25278 (i386_nlm_encode_section_info): Sync with
25279 config/i386/winnt.c:i386_pe_encode_section_info().
25280 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25281 i386_nlm_mangle_decl_assembler_name): New.
25282 (netware_override_options): New.
25283 * config/i386/netware.h (netware_override_options): Declare.
25284 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25285 (i386_nlm_mangle_decl_assembler_name): Declare.
25286 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25288 2008-02-25 Ben Elliston <bje@au.ibm.com>
25291 * c-decl.c (grokdeclarator): Remove unused local variables
25292 `typedef_type' and `type_as_written'.
25294 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25295 unused local variable `has_hot_blocks'.
25296 (fix_crossing_conditional_branches): Remove unused local variable
25299 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25301 PR middle-end/19984
25302 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25303 using DEF_C99_BUILTIN.
25304 (BUILT_IN_NANF): Ditto.
25305 (BUILT_IN_NANL): Ditto.
25307 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25308 Revital Eres <eres@il.ibm.com>
25310 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25311 regarding the order of two dependent insns in the same row.
25313 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25315 * stor-layout.c (layout_decl): Do not bump the alignment of a
25316 bit-field to more than byte alignment if it is packed.
25318 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25320 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25323 2008-02-24 Diego Novillo <dnovillo@google.com>
25325 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25328 * tree-vrp.c (vrp_evaluate_conditional): With
25329 -Wtype-limits, emit a warning when comparing against a
25330 constant outside the natural range of OP0's type.
25331 * c.opt (Wtype-limits): Move ...
25332 * common.opt (Wtype-limits): ... here.
25334 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25336 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25337 * config/rs6000/e300c2c3.md: New file.
25338 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25340 (rs6000_override_options): Add e300c2 and e300c3 cases to
25341 processor_target_table. Do not allow usage of Altivec or Spe
25342 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25343 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25344 * config/rs6000/rs6000.h (processor_type): Add
25345 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25346 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25347 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25348 and ppce300c3. Include e300c2c3.md.
25350 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25352 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25353 instead of TARGET_STRICT_ALIGN.
25355 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25357 * explow.c (memory_address): Assert that the generated address is
25360 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25363 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25364 * config/darwin-ppc-ldouble-patch.def: New file.
25365 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25366 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25367 SUBTARGET_INIT_BUILTINS if defined.
25368 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25371 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25374 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25375 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25377 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25380 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25381 file" warning condtional on -Winvalid-PCH.
25383 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25385 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25387 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25391 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25392 prevent reload from using MMX registers.
25393 (*mov<mode>_internal): Ditto.
25394 (*movv2sf_internal_rex64): Ditto.
25395 (*movv2sf_internal): Ditto.
25397 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25399 PR documentation/31569
25400 * doc/install.texi2html: Use makeinfo --no-number-sections.
25402 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25404 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25405 ensure that we can address an entire entity > 8 bytes. Don't
25406 generate reg+reg addressing for such data.
25408 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25410 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25411 strings when optimizing for size, unless the target cares about
25414 2008-02-22 Tom Tromey <tromey@redhat.com>
25416 * regclass.c (current_pass): Remove declaration.
25418 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25420 * config/avr/libgcc.S (__RAMPZ__): Define.
25421 (__do_copy_data): Add for devices with 128KB code memory.
25423 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25425 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25427 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25429 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25431 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25434 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25437 * c-typeck.c (build_binary_op): Warn about floating point
25438 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25440 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25443 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25444 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25446 (rs6000_override_options): Set altivec_abi as default, not override,
25447 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25448 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25449 is used; use new member spe_abi.
25450 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25451 spe_abi and altivec_abi.
25453 2008-02-22 Tomas Bily <tbily@suse.cz>
25455 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25457 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25460 * config.build (build_file_translate): Set to `CMD //c' only if
25462 * Makefile.in (build_file_translate): Improve comment.
25464 2008-02-21 Jan Hubicka <jh@suse.cz>
25466 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25467 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25468 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25470 2008-02-21 Michael Matz <matz@suse.de>
25473 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25475 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25477 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25478 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25479 as insn constraint.
25480 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25481 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25482 SSE_VEC_FLOAT_MODE_P as insn constraint.
25483 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25484 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25485 sse4a_movntdf using MODEF mode iterator.
25486 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25487 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25488 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25489 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25490 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25491 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25492 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25494 2008-02-21 Richard Guenther <rguenther@suse.de>
25496 * tree.def (PAREN_EXPR): New tree code.
25497 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25499 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25500 * expr.c (expand_expr_real_1): Likewise.
25501 * tree-inline.c (estimate_num_insns_1): Likewise.
25502 * tree-complex.c (expand_complex_move): Likewise.
25503 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25506 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25509 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25511 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25514 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25516 * config/sh/sh.c (find_barrier): Don't go past
25517 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25519 2008-02-20 DJ Delorie <dj@redhat.com>
25521 * config/h8300/h8300.md (insv): Force source operand to be a register.
25523 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25524 as a jump, not as a plain insn.
25526 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25528 * doc/invoke.texi (Warning Options): Add new option
25529 -Wframe-larger-than=.
25530 (-Wframe-larger-than): Document.
25532 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25533 Add declarations for new option variables.
25535 * final.c (final_start_function): Check the frame size
25536 before emission and issue a Wframe-larger-than warning.
25538 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25539 Add definitions for new option variables.
25540 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25542 * common.opt (Wframe-larger-than=): New option.
25544 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25546 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25547 (<sse>_div<mode>3): Ditto.
25548 (<sse>_vmdiv<mode>3): Ditto.
25549 (<sse>_vmsqrt<mode>2): Ditto.
25550 (*smax<mode>3): Ditto.
25551 (sse5_frcz<mode>2): Ditto.
25552 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25553 as insn constraint.
25555 2008-02-20 Richard Guenther <rguenther@suse.de>
25557 PR middle-end/35265
25558 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25559 be happy with INTEGRAL_TYPE_P.
25561 2008-02-20 Richard Guenther <rguenther@suse.de>
25563 * fold-const.c (split_tree): Associate floatig-point expressions
25564 if flag_associative_math is set.
25566 2008-02-20 Richard Guenther <rguenther@suse.de>
25568 * tree.h (fold_real_zero_addition_p): Declare.
25569 * fold-const.c (fold_real_zero_addition_p): Export.
25570 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25571 floating-point operations with zero and one.
25573 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25575 * doc/install.texi: Correct references to CFLAGS, replacing them
25576 with BOOT_CFLAGS. Document flags used during bootstrap for
25579 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25581 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25582 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25583 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25585 (smin<mode>3): Ditto from similar patterns.
25586 (smax<mode>3): Ditto.
25587 (*ieee_smin<mode>3): Ditto.
25588 (*ieee_smax<mode>3): Ditto.
25589 * config/i386/sse.md (sse): New mode attribute.
25590 (mov<mode>): Macroize expander from movv4sf and movv2df using
25591 SSEMODEF2P mode iterator.
25592 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25593 SSE_VEC_FLOAT_MODE_P as insn constraint.
25594 (storent<mode>): Ditto.
25595 (storent<mode>): Macroize expander from storentsf and storentdf using
25596 MODEF mode iterator.
25597 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25598 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25599 (abs<mode>2): Ditto from similar patterns.
25600 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25601 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25602 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25603 (<sse>_vmsqrt<mode>2): Ditto.
25604 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25605 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25606 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25607 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25608 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25609 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25610 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25612 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25613 iterator and SSE_FLOAT_MODE_P as insn constraint.
25614 (<sse>_ucomi): Ditto from similar patterns.
25615 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25616 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25617 SSE_VEC_FLOAT_MODE_P as insn constraint.
25618 (vcond<mode>): Ditto from similar patterns.
25619 (and<mode>3, *and<mode>3): Ditto.
25620 (<sse>_nand<mode>3): Ditto.
25621 (ior<mode>3, *ior<mode>3): Ditto.
25622 (xor<mode>3, *xor<mode>3): Ditto.
25623 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25624 iterator and SSE_FLOAT_MODE_P as insn constraint.
25625 (*nand<mode>3): Ditto from similar patterns.
25626 (*ior<mode>3): Ditto.
25627 (*xor<mode>3): Ditto.
25629 2008-02-20 Ira Rosen <irar@il.ibm.com>
25631 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25632 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25633 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25635 2008-02-19 Jan Hubicka <jh@suse.cz>
25637 * predict.c (tree_bb_level_predictions): Remove variable next
25638 mistakely introduced by previous commit.
25640 2008-02-19 Jan Hubicka <jh@suse.cz>
25642 * predict.c (predict_paths_leading_to): Rewrite.
25643 (predict_paths_for_bb): New.
25644 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25646 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25649 * Makefile.in (build_file_translate): New.
25650 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25651 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25652 * configure.ac (build_file_translate): Substitute it.
25653 * configure: Regenerate.
25655 2008-02-19 Jan Hubicka <jh@suse.cz>
25657 PR rtl-optimization/34408
25658 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25661 2008-02-19 Jan Hubicka <jh@suse.cz>
25663 PR middle-end/28779
25664 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25667 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25670 * config/i386/i386-modes.def: Revert the last DI alignment
25671 change until Ada people can look into it.
25673 2008-02-19 Nick Clifton <nickc@redhat.com>
25675 * opts.c (print_specific_help): Fix typo in --help text.
25677 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25680 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25681 32-bit inline asm without asm alternatives for host GCC < 3.0.
25683 2008-02-19 Richard Guenther <rguenther@suse.de>
25685 PR tree-optimization/34989
25686 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25687 Allow propagation to INDIRECT_REF if we can simplify only.
25689 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25691 * c-common.c (warn_for_collisions_1): Use appropriate option when
25694 2008-02-19 Nick Clifton <nickc@redhat.com>
25697 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25698 (handle_options): Fix indentation.
25699 (print_filtered_help): If no language-specific options were
25700 displayed tell the user how to list all the options supported by
25701 the language's front-end.
25702 (print_specific_help): Fix indentation and remove duplicate line.
25703 (common_handle_option): Handle the -v option.
25704 For --help enable the display of undocumented options if the -v
25705 switch has been included on the command line.
25706 For --help= check for overlaps in the arguments between the option
25707 classes and the language names and issue a warning when they
25708 cannot be disambiguated.
25709 * c.opt (v): Pass on to the common option handler.
25711 2008-02-19 Revital Eres <eres@il.ibm.com>
25713 * modulo-sched.c (sms_schedule): Change dump message when
25714 create_ddg function fails.
25715 (try_scheduling_node_in_cycle): Rename row to cycle.
25716 (print_partial_schedule): Rename CYCLE to ROW.
25718 2008-02-19 Christian Bruel <christian.bruel@st.com>
25719 Zdenek Dvorak <ook@ucw.cz>
25721 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25723 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25726 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25727 (*x86_movdicc_0_m1_se): Ditto.
25729 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25731 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25732 (CMPtype): Define as __gcc_CMPtype.
25733 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25734 (CMPtype): Define as __gcc_CMPtype.
25736 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25738 Support valgrind 3.3 for --enable-checking=valgrind.
25739 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25741 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25742 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25743 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25744 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25745 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25746 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25747 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25749 * ggc-zone.c: Similar.
25750 * ggc-page.c: Similar.
25752 2008-02-19 Paul Brook <paul@codesourcery.com>
25755 * config/arm/ieee754-df.S: Fix do_it typo.
25756 * config/arm/ieee754-sf.S: Fix do_it typo.
25758 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25761 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25762 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25763 (OPTION_MASK_ISA_SSE_SET): Likewise.
25764 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25765 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25766 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25767 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25768 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25769 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25770 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25771 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25772 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25773 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25774 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25775 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25776 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25777 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25778 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25779 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25780 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25781 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25782 (OPTION_MASK_ISA_SSE4): Removed.
25783 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25784 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25785 (override_options): Don't turn on implied SSE/MMX bits in
25788 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25790 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25793 2008-02-18 Joey Ye <joey.ye@intel.com>
25795 PR middle-end/34921
25796 * tree-nested.c (insert_field_into_struct): Set type alignment
25797 to field alignment if the former is less than the latter.
25799 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25801 * BASE-VER: Set to 4.4.0.
25803 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25805 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25806 * doc/cfg.texi: Likewise.
25807 * doc/extend.texi: Likewise.
25808 * doc/gty.texi: Likewise.
25809 * doc/invoke.texi: Likewise.
25810 * doc/loop.texi: Likewise.
25811 * doc/md.texi: Likewise.
25812 * doc/passes.texi: Likewise.
25813 * doc/rtl.texi: Likewise.
25814 * doc/sourcebuild.texi: Likewise.
25815 * doc/tm.texi: Likewise.
25816 * doc/tree-ssa.texi: Likewise.
25818 2008-02-17 Richard Guenther <rguenther@suse.de>
25820 PR middle-end/35227
25821 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25822 without default definition.
25824 2008-02-17 Richard Guenther <rguenther@suse.de>
25826 PR tree-optimization/35231
25827 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25830 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25833 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25834 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25835 libgcc_cmp_return mode.
25837 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25840 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25842 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25844 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25847 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25849 * doc/c-tree.texi: Use `@.' where appropriate.
25850 * doc/extend.texi: Likewise.
25851 * doc/install.texi: Likewise.
25852 * doc/invoke.texi: Likewise.
25853 * doc/loop.texi: Likewise.
25854 * doc/makefile.texi: Likewise.
25855 * doc/md.texi: Likewise.
25856 * doc/passes.texi: Likewise.
25857 * doc/standards.texi: Likewise.
25858 * doc/tm.texi: Likewise.
25860 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25862 PR middle-end/35196
25863 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25865 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25866 rather than in entry_bb.
25868 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25870 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25871 libgcc_cmp_return mode.
25873 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25875 PR middle-end/35130
25876 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25877 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25879 2008-02-15 Richard Guenther <rguenther@suse.de>
25880 Zdenek Dvorak <ook@ucw.cz>
25882 PR tree-optimization/35164
25883 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25884 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25885 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25886 Only propagate addresses which do not have abnormal SSA_NAMEs
25889 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25892 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25894 2008-02-15 Jan Hubicka <jh@suse.cz>
25896 PR middle-end/35149
25897 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25899 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25901 PR middle-end/34621
25902 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25903 when calculating alignment_pad.
25905 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25907 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25908 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25909 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25910 and STACK_BOUNDARY define.
25912 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25914 PR preprocessor/35061
25915 * c-pragma.c (handle_pragma_pop_macro): Check that
25916 pushed_macro_table has been allocated.
25918 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25920 PR middle-end/35136
25921 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25922 (force_gimple_operand): Likewise.
25923 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25924 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25925 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25926 (find_interesting_uses_address): Check addressability and alignment
25927 of the base expression only after substituting bases of IVs into it.
25929 2008-02-14 Michael Matz <matz@suse.de>
25932 * function.c (instantiate_virtual_regs_in_insn): Reload address
25933 before falling back to reloading the whole operand.
25935 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25937 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25938 before the first section switch note.
25940 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25942 * doc/bugreport.texi: Update copyright years.
25943 * doc/c-tree.texi: Likewise.
25944 * doc/cfg.texi: Likewise.
25945 * doc/cpp.texi: Likewise.
25946 * doc/cppinternals.texi: Likewise.
25947 * doc/fragments.texi: Likewise.
25948 * doc/frontends.texi: Likewise.
25949 * doc/gcc.texi: Likewise.
25950 * doc/gty.texi: Likewise.
25951 * doc/hostconfig.texi: Likewise.
25952 * doc/implement-c.texi: Likewise.
25953 * doc/libgcc.texi: Likewise.
25954 * doc/loop.texi: Likewise.
25955 * doc/makefile.texi: Likewise.
25956 * doc/options.texi: Likewise.
25957 * doc/passes.texi: Likewise.
25958 * doc/rtl.texi: Likewise.
25959 * doc/sourcebuild.texi: Likewise.
25960 * doc/standards.texi: Likewise.
25961 * doc/tree-ssa.texi: Likewise.
25962 * doc/trouble.texi: Likewise.
25964 * doc/extend.texi: Use @: or add comma where appropriate.
25965 * doc/invoke.texi: Likewise.
25966 * doc/tm.texi: Likewise.
25968 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25971 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25974 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25976 * doc/md.texi (clz, ctz): Add reference.
25977 * doc/rtl.texi (clz, ctz): Likewise.
25979 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25982 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25985 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25987 * config/s390/s390.c (struct constant_pool): New field
25988 emit_pool_after added.
25989 (s390_mainpool_start): Set the emit_pool_after flag according
25990 to the section switch notes.
25991 (s390_mainpool_finish): Consider emit_pool_after when emitting
25992 the literal pool at the end of the function.
25993 (s390_chunkify_start): Force literal pool splits at section
25996 2008-02-13 Michael Matz <matz@suse.de>
25999 * var-tracking.c (clobber_variable_part): Correctly traverse the
26002 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26005 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26006 Add -fdump-ipa-inline.
26007 * tree-dump.c (dump_files): Remove tree-inlined dump.
26008 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26010 2008-02-12 Richard Guenther <rguenther@suse.de>
26012 PR tree-optimization/35171
26013 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26016 2008-02-12 Richard Guenther <rguenther@suse.de>
26018 PR middle-end/35163
26019 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26020 value-preserving mode. Disallow final truncation.
26022 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26024 PR middle-end/35136
26025 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26026 code from here to...
26027 (force_gimple_operand): ...here.
26029 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26032 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26033 non-compatible pointers.
26034 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26035 different FIELD_DECLs, try harder by comparing field offsets, sizes
26038 PR inline-asm/35160
26039 * function.c (match_asm_constraints_1): Don't replace the same input
26042 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26044 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26045 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26046 (expand_epilogue): Restore RAMPZ register.
26047 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26049 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26051 * config/i386/cygwin.asm: (__alloca): Correct calling
26052 convention and alignment.
26053 (__chkstk): Force 8 byte stack alignment.
26055 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26056 Richard Guenther <rguenther@suse.de>
26058 PR tree-optimization/33992
26059 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26060 the zero we compare against.
26062 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26064 PR libfortran/35063
26065 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26066 to CloseHandle after unlocking to prevent accumulation of handle
26069 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26071 PR middle_end/34150
26072 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26073 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26074 and update LABEL_NUSES during and after reload.
26076 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26078 PR middle-end/34627
26079 * combine.c (simplify_if_then_else): Make sure the comparison is
26080 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26082 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26085 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26086 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26087 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26088 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26089 * tree.h (get_type_static_bounds): Likewise.
26091 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26093 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26094 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26095 Make -Wfoo language annotations match what the compiler outputs.
26097 2008-02-08 Sa Liu <saliu@de.ibm.com>
26099 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26100 intrinsics spu_convts, spu_convtu, spu_convtf.
26102 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26104 * doc/extend.texi (Function Attributes) <noinline>: Mention
26105 asm ("") as method to keep calls.
26107 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26110 * doc/options.texi (Options): Replace references to opts.sh with
26112 * opts-common.c: Likewise.
26113 * optc-gen.awk: Likewise.
26115 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26117 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26119 2008-02-07 Richard Henderson <rth@redhat.com>
26122 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26123 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26126 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26128 PR tree-optimization/35085
26129 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26130 for operand entry oe2 in addition to operand entry oe3 in order to
26131 expose more opportunities for vectorizer sum reduction.
26133 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26136 * Makefile.in (LIBS): Remove $(GMPLIBS).
26137 (cc1-dummy, cc1): Add $(GMPLIBS).
26139 2008-02-06 Jan Hubicka <jh@suse.cz>
26142 * i386.md (moddf_integer): Do not produce partial memory stalls for
26143 targets where it hurts.
26145 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26148 * optabs.c (expand_float): Do not check for decimal modes when
26149 expanding unsigned integer through signed conversion.
26151 2008-02-06 Nick Clifton <nickc@redhat.com>
26153 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26154 inside the clobber with a match_operand and duplicated operand
26155 number in the constraint.
26156 (ineqbranchsi): Delete redundant comment.
26158 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26160 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26161 builtin_define ("__USE_INIT_FINI__").
26162 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26164 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26166 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26168 PR documentation/30330
26169 * doc/invoke.texi (C++ Dialect Options)
26170 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26171 For each warning option -Wfoo that allows -Wno-foo, ensure both
26172 -Wfoo and -Wno-foo are listed in the option index. Fix index
26173 entry of -Wswitch-default, index -Wnormalized= including the
26174 `=', and -Wlarger-than-@var{len} including @var{len}.
26176 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26178 * config/i386/i386.md (floatunssisf2): Use
26179 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26180 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26181 Macroize expander using MODEF mode iterator.
26183 2008-02-05 Diego Novillo <dnovillo@google.com>
26185 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26188 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26190 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26193 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26195 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26198 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26199 to indicate if a message should be generated.
26200 (init_cumulative_args): Updated.
26201 (function_value_32): Likewise.
26203 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26205 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26207 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26210 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26211 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26213 2008-02-04 Diego Novillo <dnovillo@google.com>
26215 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26218 * tree-vrp.c (vrp_evaluate_conditional): With
26219 -Wtype-limits, emit a warning when comparing against a
26220 constant outside the natural range of OP0's type.
26222 2008-02-04 Richard Guenther <rguenther@suse.de>
26224 PR middle-end/33631
26225 * expr.c (count_type_elements): Give for unions instead of
26228 2008-02-04 Richard Guenther <rguenther@suse.de>
26230 PR middle-end/35043
26231 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26232 to TYPE_DOMAINs base type instead of using bitsizetype here.
26234 2008-02-03 Jason Merrill <jason@redhat.com>
26236 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26238 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26241 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26242 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26243 (RS/6000 and PowerPC Options): Fix typos and markup.
26244 * doc/passes.texi (Tree-SSA passes): Likewise.
26246 2008-02-02 Michael Matz <matz@suse.de>
26249 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26250 from record_last_reg_set_info.
26251 (record_last_reg_set_info): Take an RTX argument, iterate over all
26252 constituent hardregs.
26253 (record_last_set_info, record_opr_changes): Change calls to
26254 new signature or to record_last_reg_set_info_regno.
26256 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26258 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26260 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26262 PR rtl-optimization/34773
26263 * reg-notes.def (EQUAL): Mention significance of combination of
26264 REG_EQUAL and REG_RETVAL.
26265 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26266 insn that has a REG_RETVAL.
26268 2008-02-01 Roger Sayle <roger@eyesopen.com>
26271 * configure.ac (--enable-fixed-point): Disable unless explicitly
26273 * configure: Regenerate.
26275 2008-02-01 Richard Guenther <rguenther@suse.de>
26278 * invoke.texi (-finline-limit): Remove no longer true parts
26279 of the documentation. Note that there is no default value.
26281 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26282 Mark Mitchell <mark@codesourcery.com>
26283 Ben Elliston <bje@au.ibm.com>
26286 * doc/extend.texi (Other Builtins): Document.
26288 2008-01-31 Tom Browder <tom.browder@gmail.com>
26290 * doc/c-tree.texi (Types): Fix grammar.
26291 (Expression trees): Ditto.
26292 * doc/passes.texi (Tree-SSA passes): Ditto.
26294 * doc/configterms.texi (Configure Terms): Fix typo.
26295 * doc/cpp.texi (Common Predefined Macros): Ditto.
26296 * doc/md.texi (Machine Constraints): Ditto.
26298 * doc/makefile.texi (Makefile): Add comma.
26300 2008-01-31 Tom Browder <tom.browder@gmail.com>
26301 Gerald Pfeifer <gerald@pfeifer.com>
26303 * doc/sourcebuild.texi (Front End): Remove references to CVS
26304 and CVSROOT/modules.
26305 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26306 (Back End): Remove reference to CVS.
26308 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26311 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26313 (mips16_gp_pseudo_reg): ...here.
26314 * config/mips/mips.md (load_const_gp): Replace with...
26315 (load_const_gp_<mode>): ...this :P-based insn.
26317 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26319 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26320 options. Minor fixes.
26321 (-std): Move reference to standards closer to where language
26322 standards are first mentioned.
26324 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26326 PR rtl-optimization/34995
26327 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26328 parameter and return a bool. If the rtx parameter is nonnull,
26329 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26330 (find_reloads): Update call accordingly. Pass the new operand
26331 if it needed no address reloads, otherwise pass null.
26333 2008-01-30 Richard Henderson <rth@redhat.com>
26336 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26337 for unbounded arrays.
26339 2008-01-30 Silvius Rus <rus@google.com>
26341 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26343 2008-01-30 Jan Hubicka <jh@suse.cz>
26346 * i386.c (init_cumulative_args): Use real function declaration when
26349 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26351 PR rtl-optimization/34998
26352 * global.c (build_insn_chain): Treat non-subreg_lowpart
26353 SUBREGs of pseudos as clobbering all the words covered by the
26354 SUBREG, not just all the bytes.
26355 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26356 original df_ref rather than an extract parameter.
26357 (global_conflicts): Update call accordingly.
26359 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26361 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26362 the overflow check to make it easier to read.
26363 (__fixtfdi): Change the type of the ll member in union
26364 long_double to UDItype_x.
26366 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26368 PR middle-end/34969
26369 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26370 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26371 * tree-inline.c (fold_marked_statements): Call
26372 cgraph_update_edges_for_call_stmt if folding a call statement.
26373 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26374 debug_generic_stmt calls, reset it back afterwards.
26377 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26379 * c-typeck.c (build_external_ref): Don't pedwarn about
26380 static vars in current function's scope.
26382 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26384 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26386 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26389 * ipa-struct-reorg.c: Fix spelling.
26390 * params.def: Ditto.
26392 2008-01-29 Richard Guenther <rguenther@suse.de>
26394 PR middle-end/35006
26395 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26397 * tree-inline.c (remap_type): Increment remapping_type_depth
26398 around remapping types.
26399 (copy_body_r): Only add referenced variables if they are referenced
26400 from code, not types.
26402 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26413 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26414 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26416 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26419 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26420 pointer for tiny stack.
26422 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26424 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26426 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26428 * config/vx-common.h: Fix typo in comment.
26430 2008-01-28 Ian Lance Taylor <iant@google.com>
26434 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26435 coalesce pointers if they have different DECL_NO_TBAA_P values.
26436 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26437 between variables with different DECL_NO_TBAA_P values.
26439 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26442 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26443 are not legitimate small data references on SPE targets.
26445 2008-01-28 David Daney <ddaney@avtrex.com>
26447 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26449 2008-01-28 David Daney <ddaney@avtrex.com>
26451 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26453 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26455 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26456 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26457 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26458 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26459 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26460 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26461 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26462 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26464 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26466 * basic-block.h (condjump_equiv_p): Fix comment.
26468 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26470 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26471 print_generic_stmt_indented): Fix comment.
26473 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26475 * configure.ac (__stack_chk_fail): Add detecion for availability
26476 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26477 * configure: Regenerate.
26479 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26481 PR middle-end/34688
26482 * final.c (output_addr_const): Handle TRUNCATE.
26484 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26487 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26488 (zero_cost, infinite_cost): New constants.
26489 (struct cost_pair): Change type of cost to comp_cost.
26490 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26491 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26493 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26494 split_address_cost, ptr_difference_cost, difference_cost,
26495 get_computation_cost_at, get_computation_cost,
26496 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26497 determine_use_iv_cost_condition, determine_use_iv_costs,
26498 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26499 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26500 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26501 Change type of cost to comp_cost.
26502 (determine_iv_cost): Increase cost of non-original ivs, instead
26503 of decreasing the cost of original ones.
26504 (get_address_cost): Indicate the complexity of the addressing mode
26506 (try_add_cand_for): Prefer using ivs not specific to some object.
26507 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26509 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26510 Janis Johnson <janis187@us.ibm.com>
26513 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26514 (TARGET_INSTANTIATE_DECLS): Likewise.
26515 * target.h (expand_to_rtl_hook): New target hook.
26516 (instantiate_decls): Likewise.
26517 * function.c (instantiate_decl): Make non-static. Rename to...
26518 (instantiate_decl_rtl): ... this.
26519 (instantiate_expr): Use instantiate_decl_rtl.
26520 (instantiate_decls_1): Likewise.
26521 (instantiate_decls): Likewise.
26522 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26523 * function.h (instantiate_decl_rtl): Add prototype.
26524 * cfgexpand.c (target.h): New include.
26525 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26526 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26527 (TARGET_INSTANTIATE_DECLS): Likewise.
26528 (TARGET_INITIALIZER): New target hooks added.
26529 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26531 * config/rs6000/rs6000.c (tree-flow.h): New include.
26532 (machine_function): Add sdmode_stack_slot field.
26533 (rs6000_alloc_sdmode_stack_slot): New function.
26534 (rs6000_instantiate_decls): Likewise.
26535 (rs6000_secondary_memory_needed_rtx): Likewise.
26536 (rs6000_check_sdmode): Likewise.
26537 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26538 (TARGET_INSTANTIATE_DECLS): Likewise.
26539 (rs6000_hard_regno_mode_ok): Allow SDmode.
26540 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26541 (rs6000_emit_move): Handle SDmode.
26542 (function_arg_advance): Likewise.
26543 (function_arg): Likewise.
26544 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26545 SDmode var args for 32-bit compiles.
26546 (rs6000_secondary_reload_class): Handle SDmode.
26547 (rs6000_output_function_epilogue): Likewise.
26548 (rs6000_function_value): Simplify if statement.
26549 (rs6000_libcall_value): Likewise.
26550 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26551 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26552 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26553 (movsd_hardfloat): New define_insn.
26554 (movsd_softfloat): Likewise.
26555 (movsd_store): Likewise.
26556 (movsd_load): Likewise.
26557 (extendsddd2): Likewise.
26558 (extendsdtd2): Likewise.
26559 (truncddsd2): Likewise.
26560 (movdd_hardfloat64): Fixup comment.
26561 (UNSPEC_MOVSD_LOAD): New constant.
26562 (UNSPEC_MOVSD_STORE): Likewise.
26564 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26567 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26569 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26570 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26571 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26572 and TRUTH_XOR_EXPR.
26574 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26577 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26578 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26579 __LONGDOUBLE128 too.
26580 * config/rs6000/aix61.h: New file.
26582 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26584 PR rtl-optimization/34959
26585 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26586 popcount and parity rtxes the same mode as their operand.
26587 Truncate or extend the result to the return value's mode
26590 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26593 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26594 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26595 to GOT_VERSION_REGNUM.
26596 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26597 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26598 * config/mips/mips.c (mips_emit_call_insn): New function.
26599 (mips_call_tls_get_addr): Call mips_expand_call directly.
26600 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26602 (mips16_build_call_stub): Likewise. Return the call insn or null.
26603 (mips_expand_call): Update the call to mips16_build_call_stub
26604 accordingly and a remove redundant condition. Assert that MIPS16
26605 stubs do not use lazy binding. Use mips_emit_call_insn and return
26607 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26609 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26610 (mips_avoid_hazard): Remove hazard_set handling.
26611 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26612 (UNSPEC_RESTORE_GP): ...this.
26613 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26614 (FAKE_CALL_REGNO): Rename to...
26615 (GOT_VERSION_REGNUM): ...this.
26616 (type): Add "ghost" value. Add an associated insn reservation.
26617 (hazard_set): Remove.
26618 (exception_receiver): Rename to...
26619 (restore_gp): ...this and update the unspec identifier accordingly.
26620 (exception_receiver, nonlocal_got_receiver): New expanders.
26621 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26622 FAKE_CALL_REGNO. Remove hazard_set attribute.
26623 (set_got_version, update_got_version): New patterns.
26625 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26628 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26630 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26633 * doc/install.texi2html: Generate gcc-vers.texi.
26635 2008-01-25 DJ Delorie <dj@redhat.com>
26637 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26639 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26641 * config/c4x: Remove directory.
26642 * config.gcc (crx-*, mt-*): Mark obsolete.
26643 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26644 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26645 sh-*-rtemscoff*): Remove cases.
26646 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26647 * real.c (encode_c4x_single, decode_c4x_single,
26648 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26649 c4x_extended_format): Remove.
26650 * real.h (c4x_single_format, c4x_extended_format): Remove.
26651 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26653 (Pragmas): Remove comment about c4x pragmas.
26654 * doc/install.texi (c4x): Remove target-specific instructions.
26655 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26656 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26657 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26658 refer to C4x source files as examples.
26659 (C4X_FLOAT_FORMAT): Remove documentation.
26661 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26663 * config/bfin/bfin.c (override_options): Reorder tests so that
26664 flag_pic gets enabled for -msep-data.
26666 2008-01-25 Richard Guenther <rguenther@suse.de>
26668 PR middle-end/32244
26669 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26670 to its bitfield precision if required.
26672 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26674 PR middle-end/33880
26675 * tree-nested.c (walk_omp_for): New function.
26676 (convert_nonlocal_reference, convert_local_reference): Call
26677 walk_omp_for on OMP_FOR.
26678 (convert_call_expr): Call walk_body on OMP_FOR's
26679 OMP_FOR_PRE_INIT_BODY.
26681 2008-01-25 Richard Guenther <rguenther@suse.de>
26683 PR tree-optimization/34966
26684 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26685 default defs and PHI_NODEs we have to insert after the
26686 defining statement.
26688 2008-01-24 Nick Clifton <nickc@redhat.com>
26690 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26691 Provide a default definition.
26692 (LIBGCC2_UNITS_PER_WORD): Likewise.
26694 * config/stormy16/stormy16.c: Include df.h for the prototype
26695 for df_regs_ever_live_p.
26696 (xstormy16_expand_builtin_va_start): Convert the stack offset
26697 into a component_ref and then use POINTER_PLUS_EXPR to add it
26698 to the incoming_virtual_args_rtx.
26699 (xstormy16_gimplify_va_arg_expr): Rename to
26700 xstormy16_gimplify_va_arg_expr.
26701 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26702 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26703 xstormy16_gimplify_va_arg_expr.
26704 Fix up some formatting issues.
26706 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26707 Move to predicates.md.
26708 (xs_hi_general_operand): Likewise.
26709 (xs_hi_nonmemory_operand): Likewise.
26710 * config/stormy16/predicates.md:
26711 (xstormy16_carry_plus_operand): New predicate.
26712 (xs_hi_general_operand): New predicate.
26713 (xs_hi_nonmemory_operand): New predicate.
26714 * config/stormy16/stormy16-protos.h:
26715 (xstormy16_carry_plus_operand): Delete prototype.
26716 (xs_hi_general_operand): Likewise.
26717 (xs_hi_nonmemory_operand): Likewise.
26719 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26720 modifiers as they are no longer needed and they can trigger
26721 reload spill failures.
26723 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26724 with a match_operand in order to help reload.
26726 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26727 constraint with 'e' for the 8th alternative as this version of
26728 the mov.w instruction only accepts the lower 8 registers.
26730 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26733 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26734 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26737 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26739 PR middle-end/33333
26740 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26742 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26744 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26746 (remove_structure): Update allocations list before removing structure.
26748 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26750 * ipa-struct-reorg.c (is_safe_cond_expr,
26751 create_new_stmts_for_cond_expr): Use integer_zerop function,
26752 that recognize not only zero-pointer, but zero-integer too.
26754 2008-01-25 Ben Elliston <bje@au.ibm.com>
26757 * fixproto: Escape "." in sed expression that strips leading "./".
26759 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26762 * gcc.c (SWITCH_OK): Removed.
26763 (SWITCH_LIVE): Changed to bit.
26764 (SWITCH_FALSE): Likewise.
26765 (SWITCH_IGNORE): Likewise.
26766 (switchstr): Change live_cond to unsigned int.
26767 (process_command): Replace SWITCH_OK with 0.
26768 (do_self_spec): Likewise.
26769 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26770 (give_switch): Likewise.
26771 (used_arg): Likewise.
26772 (do_spec_1): Set the SWITCH_IGNORE bit.
26773 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26774 bits. Set the SWITCH_LIVE bit.
26776 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26778 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26780 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26782 PR tree-optimization/34472
26783 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26784 parameter to a "bool *" and set *DATA to false if there is
26785 an unsafe access. Do not delete the structure here.
26786 (check_cond_exprs): Delete it here instead.
26787 (check_cond_exprs, exclude_cold_structs): Do not increase
26788 I when removing a structure.
26790 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26793 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26794 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26796 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26798 PR middle-end/34934
26799 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26800 a fixed vector for stack.
26802 2008-01-24 Ben Elliston <bje@au.ibm.com>
26805 * doc/gcc.texi (Software development): Add a direntry for g++.
26807 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26809 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26810 stale and straggling -fforce-addr comments above.
26812 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26814 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26815 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26817 2008-01-23 Michael Matz <matz@suse.de>
26820 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26823 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26825 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26826 malloc result type.
26828 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26830 * config/avr/avr.c (avr_current_arch): New variable.
26831 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26832 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26833 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26834 (avr_override_options): Init 'avr_current_arch'.
26835 (base_arch_s): Move from here...
26836 * config/avr/avr.h (base_arch_s): ... here. Add new members
26837 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26838 'mega' to 'have_jmp_call'.
26839 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26840 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26842 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26844 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26845 MULTILIB_MATCHES): Ditto.
26847 2008-01-23 Richard Guenther <rguenther@suse.de>
26849 PR middle-end/31529
26850 * cgraphunit.c (cgraph_reset_node): Always mark the node
26851 not reachable if it is not queued already.
26853 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26855 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26856 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26857 (cputype_selected): New static variable.
26858 (bfin_handle_option): Set it if -mcpu is used.
26859 (override_option): Select default set of workarounds if no cpu type
26860 selected on the command line.
26861 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26863 From Michael Frysinger <michael.frysinger@analog.com>
26864 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26865 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26867 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26868 for bf547, bf523, bf524, and bf526.
26869 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26871 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26872 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26873 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26874 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26875 * doc/invoke.texi (Blackfin Options): Document that
26876 -mcpu now accept bf547, bf523, bf524, and bf526.
26878 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26880 PR rtl-optimization/34628
26881 * combine.c (try_combine): Stop and undo after the first combination
26882 if an autoincrement side-effect on the first insn has effectively
26885 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26888 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26889 Offset addresses are not valid for Altivec or paired float modes.
26891 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26894 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26895 if DECL_INITIAL (decl) is error_mark_node.
26898 * c-common.c (handle_vector_size_attribute): Only allow
26899 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26900 the same way as pointer, array etc. types.
26901 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26904 * tree.c (build_type_attribute_qual_variant): Call
26905 build_qualified_type if attributes are equal, but quals are not.
26907 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26910 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26911 * flags.h (warn_strict_aliasing): Remove.
26912 (warn_strict_overflow): Remove.
26913 * opts.c (warn_strict_aliasing): Remove.
26914 (warn_strict_overflow): Remove.
26915 * c-opts.c (c_common_handle_option): -Wall only sets
26916 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26917 (c_common_post_options): Give default values to -Wstrict-aliasing
26918 and -Wstrict-overflow if they are uninitialized.
26919 * common.opt (Wstrict-aliasing): Specify Var and Init.
26920 (Wstrict-overflow): Likewise.
26922 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26924 PR rtl-optimization/26854
26925 PR rtl-optimization/34400
26926 PR rtl-optimization/34884
26927 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26929 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26930 (df_rd_bb_info.expanded_lr_out): Deleted
26931 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26932 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26933 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26934 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26935 Removed code to allocate, initialize or free expanded_lr_out.
26936 (df_rd_bb_local_compute_process_def): Restructured to make more
26938 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26939 sets if the sets are being trimmed.
26941 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26944 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26945 (as_vers): Likewise.
26946 * configure: Regenerated.
26948 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26950 PR middle-end/33092
26951 * tree-pass.h (pass_build_alias): New pass.
26952 * tree-ssa-alias.c (gate_build_alias): New.
26953 (pass_build_alias): New.
26954 * passes.c (init_optimization_passes): Add pass_build_alias after
26955 pass_create_structure_vars.
26957 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26959 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26960 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26961 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26962 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26963 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26964 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26965 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26966 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26967 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26968 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26969 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26970 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26971 * config/s390/s390.md (FP_ALL): New mode iterator.
26972 (_d): New mode attribute.
26973 ("*signbit<mode>2>"): Changed mode of first operand.
26974 ("isinf<mode>2"): Changed mode of first operand.
26975 ("*TDC_insn"): Adaptation for DFP modes.
26977 2008-01-22 Ben Elliston <bje@au.ibm.com>
26979 * tree.c (check_qualified_type): Improve function description.
26981 2008-01-21 Jason Merrill <jason@redhat.com>
26984 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26985 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26988 2008-01-21 DJ Delorie <dj@redhat.com>
26990 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26993 2008-01-21 Richard Guenther <rguenther@suse.de>
26995 PR middle-end/34856
26996 * tree-cfg.c (verify_expr): Allow all invariant expressions
26997 instead of just constant class ones as reference argument.
26998 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26999 like any other constant.
27000 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27002 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27004 * regmove.c (fixup_match_1): Update call crossed frequencies.
27006 2008-01-21 Richard Guenther <rguenther@suse.de>
27009 * tree-inline.c (setup_one_parameter): Deal with mismatched
27010 types using a VIEW_CONVERT_EXPR.
27012 2008-01-21 Alon Dayan <alond@il.ibm.com>
27013 Olga Golovanevsky <olga@il.ibm.com>
27015 PR tree-optimization/34701
27016 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27017 when the structure size is not a power of 2.
27019 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27021 * doc/install.texi: Add doc for --enable-checking=df.
27023 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27025 PR rtl-optimization/34808
27026 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27028 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27030 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27033 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27035 PR rtl-optimization/26854
27036 PR rtl-optimization/34400
27037 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27039 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27040 (df_rd_bb_info.expanded_lr_out): New.
27041 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27042 * loop_iv.c (iv_analysis_loop_init): Ditto.
27043 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27044 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27045 Added code to allocate, initialize or free expanded_lr_out.
27046 (df_rd_bb_local_compute_process_def): Restructured to make
27047 more understandable.
27048 (df_rd_confluence_n): Add code to do nothing with fake edges and
27049 code to no apply invalidate_by_call sets if the sets are being trimmed.
27050 (df_lr_local_finalize): Renamed to df_lr_finalize.
27051 (df_live_local_finalize): Renamed to df_live_finalize.
27053 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27056 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27057 deciding whether to use reciprocal instructions.
27059 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27061 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27062 dwarf2out_note_section_used if cold_text_section is NULL.
27064 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27066 PR gcov-profile/34610
27067 * tree-cfg.c (make_edges): Mark both outgoing edges from
27068 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27069 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27070 from OMP_FOR and OMP_CONTINUE outgoing edges.
27072 * tree-profile.c (tree_profiling): Return early if
27073 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27075 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27076 from cfun to child_cfun.
27077 * function.h (struct function): Add after_tree_profile bit.
27079 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27081 * config/avr/avr.S (_exit): Disable interrupt.
27083 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27084 Steven Bosscher <stevenb.gcc@gmail.com>
27086 PR rtl-optimization/26854
27087 PR rtl-optimization/34400
27088 * df-problems.c (df_live_scratch): New scratch bitmap.
27089 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27090 (df_live_reset): Clear the proper bitmaps.
27091 (df_live_bb_local_compute): Only process the artificial defs once
27092 since the order is not important.
27093 (df_live_init): Init the df_live sets only with the variables
27094 found live by df_lr.
27095 (df_live_transfer_function): Use the df_lr sets to prune the
27096 df_live sets as they are being computed.
27097 (df_live_free): Free df_live_scratch.
27099 2008-01-18 Ian Lance Taylor <iant@google.com>
27101 * common.opt: Add fmerge-debug-strings.
27102 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27103 flag_merge_debug_strings rather than flag_merge_constants.
27104 * doc/invoke.texi (Option Summary): Mention
27105 -fmerge-debug-strings.
27106 (Debugging Options): Document -fmerge-debug-strings.
27108 2008-01-18 Ian Lance Taylor <iant@google.com>
27111 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27112 (struct tree_function_decl): Add new field operator_new_flag.
27113 * tree-inline.c (expand_call_inline): When inlining a call to
27114 operator new, force the return value to go into a variable, and
27115 set DECL_NO_TBAA_P on that variable.
27116 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27118 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27121 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27122 DWARF2_DEBUGGING_INFO.
27123 (dwarf2out_note_section_used): Ditto. Add prototype.
27124 (have_multiple_function_sections, text_section_used,
27125 cold_text_section_used, *cold_text_sections): Move declarations
27128 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27130 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27131 field and add signal_ra.
27132 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27133 assignments to frame state pc. Move end of stack check after
27134 MD_FALLBACK_FRAME_STATE_FOR.
27135 (uw_update_context_1): Use frame state signal_regs if set, instead
27136 of checking signal_frame flag.
27137 (uw_update_context): Use frame state signal_ra if set.
27138 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27139 * config/xtensa/linux-unwind.h: New file.
27141 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27143 * modulo-sched.c (get_sched_window): Fix comment typo.
27145 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27147 PR tree-optimization/34648
27148 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27150 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27152 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27153 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27155 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27157 PR rtl-optimization/34400
27158 * df-core.c (df_worklist_dataflow_overeager,
27159 df_worklist_dataflow_doublequeue): New functions.
27160 (df_worklist_dataflow): Two different worklist solvers.
27161 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27164 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27167 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27168 and ftree-parallelize-loops.
27170 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27172 PR rtl-optimization/34826
27173 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27175 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27177 * global.c (find_reg): Mark the eh regs as used if necessary.
27178 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27179 * ra.h (struct allocno): no_eh_reg field added. Changed
27180 no_stack_reg type to bitfield.
27182 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27184 * tree.c (substitute_in_expr): Add missing 'break'.
27186 2008-01-17 Richard Guenther <rguenther@suse.de>
27188 PR tree-optimization/34825
27189 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27190 x / x as division to handle.
27192 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27194 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27195 "-pthread" is specified.
27196 * pa-hpux11.h (LIB_SPEC): Likewise.
27198 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27199 Peter Bergner <bergner@vnet.ibm.com>
27201 PR rtl-optimization/33796
27202 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27204 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27206 PR libgfortran/34699
27207 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27209 * pa-hpux10.h (LINK_SPEC): Likewise.
27210 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27212 2008-01-16 Richard Guenther <rguenther@suse.de>
27214 PR middle-end/32628
27215 * fold-const.c (fold_convert_const_int_from_int): Do not
27216 set overflow if that occured only because of a sign extension
27217 change when converting from/to a sizetype with the same
27218 precision and signedness.
27220 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27223 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27224 location address to the correct place. Update copyright year.
27226 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27228 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27229 no dependences in the dependence_relations vector.
27231 2008-01-16 Jan Hubicka <jh@suse.cz>
27233 PR rtl-optimization/31396
27234 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27235 * cfg.c (dump_reg_info): Print it.
27236 * regs.h (struct reg_info_t): add freq_calls_crossed.
27237 (REG_FREQ_CALLS_CROSSED): New macro.
27238 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27239 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27240 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27241 regmove_optimize): Update call crossed frequencies.
27242 * local-alloc.c (struct qty): Add freq_calls_crossed.
27243 (alloc_qty): Copute freq_calls_crossed.
27244 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27245 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27246 * ra.h (struct allocno): Add freq_calls_crossed.
27248 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27250 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27251 libgomp when compiling with ftree-parallelize-loops.
27252 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27254 2008-01-16 Richard Guenther <rguenther@suse.de>
27256 PR tree-optimization/34769
27257 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27258 * tree.c (int_cst_value): Instead make this function more
27259 permissive in what it accepts as valid input. Document this
27260 function always sign-extends the value.
27262 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27263 Richard Guenther <rguenther@suse.de>
27266 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27267 (gimple_fold_indirect_ref_rhs): ... this.
27268 (gimple_fold_indirect_ref): New function with foldings
27269 that preserve lvalueness.
27270 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27271 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27272 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27273 to fold an INDIRECT_REF, fall back to the old use of
27274 fold_indirect_ref_1.
27276 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27278 * tree-data-ref.c (subscript_dependence_tester_1): Call
27279 free_conflict_function.
27280 (compute_self_dependence): Same.
27282 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27285 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27286 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27288 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27289 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27290 for DWARF2_UNWIND_INFO targets.
27292 2008-01-16 Richard Guenther <rguenther@suse.de>
27295 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27296 type qualifiers for function types.
27298 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27300 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27301 loop_iterator li from previous commit.
27303 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27305 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27307 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27309 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27310 (parallelize_loops): Don't parallelize irreducible components.
27312 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27315 * c-opts (c_common_post_options): Do not enable CPP
27316 flag_pedantic_errors by default.
27318 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27320 PR rtl-optimization/31944
27321 * cse.c (remove_pseudo_from_table): New function.
27322 (merge_equiv_classes): Use above function to remove pseudo-registers.
27323 (invalidate): Likewise.
27325 2008-01-13 Richard Guenther <rguenther@suse.de>
27327 PR middle-end/34601
27328 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27329 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27331 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27333 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27334 validate_change to unshare the source of the PC set.
27336 2008-01-12 Jan Hubicka <jh@suse.cz>
27338 PR middle-end/32135
27339 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27340 references above array bounds. This might trigger bounds checks for
27341 pointers to arrays.
27343 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27345 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27346 new_replaceable_dependencies.
27348 2008-01-12 Doug Kwan <dougkwan@google.com>
27350 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27351 instead of OPT_Wreturn_type in warning due to ignored return type
27353 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27354 options included in -Wextra.
27355 * c.opt: New option -Wignored_qualifiers.
27356 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27357 -Wignore_qualifiers.
27358 (-Wignored-qualifiers): Document.
27359 (-Wreturn-type): Remove description of functionality now handled
27360 by -Wignored-qualifiers.
27362 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27365 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27366 NOP_EXPR if it is between integral types with the same precision.
27368 2008-01-12 Jan Hubicka <jh@suse.cz>
27371 * invoke.texi (max-inline-recursive-depth): Fix default value.
27373 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27375 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27378 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27380 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27382 2008-01-11 James E. Wilson <wilson@specifix.com>
27385 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27387 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27389 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27390 save/restore frame pointer register and don't use 'call-prologues'
27391 optimization in function with "OS_task" attribute.
27393 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27395 PR middle-end/31309
27396 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27397 when copying to memory.
27399 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27401 PR rtl-optimization/30905
27402 * cfgcleanup.c: Include dce.h
27403 (crossjumps_occured): New global variable.
27404 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27405 If something changed, set crossjumps_occured to true.
27406 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27407 Don't add/remove fake edges to exit here...
27408 (cleanup_cfg): ...but do it here, when crossjumping.
27409 Run a fast DCE when successful crossjumps occured in the latest
27410 iteration of try_optimize_cfg.
27412 2008-01-11 Richard Guenther <rguenther@suse.de>
27414 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27415 (struct vn_unary_op_s): Likewise.
27416 (vn_reference_insert): Free old reference on hash collision.
27418 2008-01-10 Raksit Ashok <raksit@google.com>
27420 PR rtl-optimization/27971
27421 * combine.c (find_split_point): Split PLUS expressions which are
27422 inside a MEM rtx, and whose first operand is complex.
27424 2008-01-10 DJ Delorie <dj@redhat.com>
27426 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27427 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27428 (m32c_hard_regno_ok): Call the underlying function.
27430 2008-01-10 Richard Guenther <rguenther@suse.de>
27432 PR middle-end/34683
27433 * tree-cfg.c (tree_merge_blocks): Do not go through the
27434 full-blown folding and stmt updating path if we just deal
27435 with virtual operands.
27436 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27437 test for abnormal SSA_NAMEs.
27439 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27441 PR middle-end/34641
27442 * reload.c (push_reload): Add assertions. All constants from
27443 reg_equiv_constant should have been used for replacing the respective
27445 (find_reloads_address): Invoke find_reloads_address_part for
27446 constant taken from the reg_equiv_constant array.
27448 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27450 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27451 field (valnum) the first in the struct. Replace bools with
27454 2008-01-10 Richard Guenther <rguenther@suse.de>
27456 PR tree-optimization/34651
27457 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27458 types and ordering for masking and converting.
27460 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27462 PR tree-optimization/34017
27463 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27464 also for PHI_NODE expressions.
27466 2008-01-09 Jan Hubicka <jh@suse.cz>
27468 PR tree-optimization/34708
27469 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27470 based on number of case labels.
27471 (init_inline_once): Remove switch_cost.
27472 * tree-inline.h (eni_weights_d): Remove switch_cost.
27474 2008-01-09 Richard Guenther <rguenther@suse.de>
27475 Andrew Pinski <andrew_pinski@playstation.sony.com>
27477 PR middle-end/30132
27478 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27479 temporary if an rvalue is ok or an lvalue is not required.
27481 2008-01-09 Richard Guenther <rguenther@suse.de>
27483 PR middle-end/34458
27484 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27485 adjust return type.
27487 2008-01-09 Richard Guenther <rguenther@suse.de>
27489 PR middle-end/34679
27490 * tree.c (host_integerp): Check for sizetype only if the
27491 type is an integer type.
27493 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27496 * opts.c (decode_options): Disable inlining of functions called
27497 once if not in unit-at-a-time mode.
27499 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27501 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27503 2008-01-08 Richard Guenther <rguenther@suse.de>
27505 PR middle-end/31863
27506 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27507 out early if the result will be unused.
27509 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27514 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27515 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27518 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27520 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27521 for vectorization tuned.
27523 2008-01-08 Richard Guenther <rguenther@suse.de>
27525 PR tree-optimization/34683
27526 * tree-ssa-operands.c (operand_build_cmp): Export.
27527 * tree-ssa-operands.h (operand_build_cmp): Declare.
27528 * tree-vn.c (vuses_compare): Remove.
27529 (sort_vuses): Use operand_build_cmp.
27530 (sort_vuses_heap): Likewise.
27531 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27532 to re-use old VEC if available. Do not sort already sorted VUSEs.
27533 (vdefs_to_vec): Do not sort already sorted VDEFs.
27535 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27537 PR middle-end/34694
27538 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27540 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27543 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27544 limitations of reciprocal sequences on x86 targets.
27546 2008-01-08 Richard Guenther <rguenther@suse.de>
27548 PR tree-optimization/34683
27549 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27551 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27554 * config/darwin.c (darwin_mergeable_string_section): Don't use
27555 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27557 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27560 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27561 negxf2. Macroize expander using X87MODEF mode iterator. Change
27562 predicates of op0 and op1 to register_operand.
27563 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27564 expander using X87MODEF mode iterator. Change predicates of
27565 op0 and op1 to register_operand.
27566 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27567 corresponding patterns and macroize using MODEF macro. Change
27568 predicates of op0 and op1 to register_operand and remove
27569 "m" constraint. Disparage "r" alternative with "!".
27570 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27571 macroize using X87MODEF macro. Change predicates of op0 and op1
27572 to register_operand and remove "m" constraint. Disparage "r"
27573 alternative with "!".
27574 (absneg splitter with memory operands): Remove.
27575 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27576 patterns and macroize using X87MODEF mode iterator.
27577 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27578 Change predicate of op1 to register_operand.
27579 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27580 for memory operands.
27582 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27584 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27586 2008-01-07 Richard Guenther <rguenther@suse.de>
27588 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27591 2008-01-07 Richard Guenther <rguenther@suse.de>
27593 PR tree-optimization/34683
27594 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27595 VOPs of the needed size to save memory. Use VEC_quick_push
27596 to save compile-time.
27597 (vdefs_to_vec): Likewise.
27599 2008-01-07 Sa Liu <saliu@de.ibm.com>
27601 * config/spu/spu.md (divdf3): Genetate inline code for double
27602 division. The implementation doesn't handle INF or NAN, therefore it
27603 only applies when -ffinite-math-only is given.
27605 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27608 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27609 * doc/cpp.texi ([Common Predefined Macros]): Document.
27611 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27613 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27614 order to use commutative addition instead of subtraction.
27616 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27617 Mircea Namolaru <namolaru@il.ibm.com>
27618 Vladimir Yanovsky <yanov@il.ibm.com>
27619 Revital Eres <eres@il.ibm.com>
27621 PR tree-optimization/34263
27622 * tree-outof-ssa.c (process_single_block_loop_latch,
27623 contains_tree_r): New functions.
27624 (analyze_edges_for_bb): Call process_single_block_loop_latch
27625 function to empty single-basic-block latch block if possible.
27627 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27629 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27631 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27633 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27635 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27637 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27639 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27641 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27643 PR tree-optimization/34618
27644 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27647 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27650 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27651 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27652 Update copyright year.
27654 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27655 Update copyright year.
27656 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27659 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27661 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27662 edge does not point to current bb before changing need_assert.
27664 2008-01-04 Richard Guenther <rguenther@suse.de>
27666 PR middle-end/34029
27667 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27668 for verifying purposes if they are is_gimple_min_invariant.
27670 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27672 PR tree-optimization/34448
27673 PR tree-optimization/34465
27674 * gimplify.c (gimplify_init_constructor): Add new parameter
27675 notify_temp_creation. Use it.
27676 (gimplify_modify_expr_rhs): Take volatiles into account when
27677 optimizing constructors.
27678 Do not optimize constructors if gimplify_init_constructor will dump to
27680 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27681 * gcc.c-torture/compile/pr34448.c: New.
27683 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27685 PR gcov-profile/34609
27686 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27687 return_slot if result is TREE_ADDRESSABLE.
27689 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27691 * config/mips/mips.md (sqrt_condition): Tweak comment.
27692 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27694 2008-01-03 Tom Tromey <tromey@redhat.com>
27697 * c-common.c (c_type_hash): Handle VLAs.
27699 2008-01-03 Jan Hubicka <jh@suse.cz>
27701 PR tree-optimization/31081
27702 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27703 0 when inlining and not inlining to first basic block.
27704 (remap_decl): When var is initialized to 0, don't set default_def.
27705 (expand_call_inline): Set entry_bb.
27706 * tree-inline.h (copy_body_data): Add entry_bb.
27708 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27711 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27714 PR tree-optimization/29484
27715 * tree-inline.c (inline_forbidden_p_2): New function.
27716 (inline_forbidden_p): Disallow inlining if some static var
27717 has an address of a local LABEL_DECL in its initializer.
27718 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27721 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27723 PR tree-optimization/34635
27724 * tree-data-ref.c (add_other_self_distances): Make sure that the
27725 evolution step is constant.
27727 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27729 PR middle-end/34608
27730 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27732 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27734 * tree-sra.c (scalarize_init): Insert the generate_element_init
27735 statements after the generate_element_zero statements.
27737 2008-01-02 Richard Guenther <rguenther@suse.de>
27739 PR middle-end/34093
27740 PR middle-end/31976
27741 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27742 for very large number of operands instead of ICEing.
27744 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27747 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27748 while stack probing.
27750 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27752 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27755 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27757 PR libmudflap/26442
27758 * tree-mudflap.c (mx_register_decls): Guard warning by
27759 !DECL_ARTIFICIAL check.
27761 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27763 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27764 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27765 sse5_perm<mode>): Fix constraints.