1 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
2 Gary Funck <gary@intrepid.com>
4 * cse.c (lookup_as_function): Delete mode frobbing code.
5 (equiv_constant): Re-implement it there for SUBREGs.
7 2008-12-04 Richard Guenther <rguenther@suse.de>
10 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
11 (tree-ssa-structalias.o): Remove errors.h dependency.
12 (tree-ssa-reassoc.o): Likewise.
13 * tree-ssa-reassoc.c: Do not include errors.h.
14 * tree-ssa-alias-warnings.c: Remove.
15 * tree-ssa-alias.c (compute_may_aliases): Remove call to
16 strict_aliasing_warning_backend.
17 * tree-ssa-structalias.c (emit_pointer_definition): New function.
18 (emit_alias_warning): Likewise.
19 (set_uids_in_ptset): Warn for clear cases of type-punning.
20 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
23 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
25 * cse.c (equiv_constant): Fix pasto.
27 2008-12-04 Nick Clifton <nickc@redhat.com>
29 * config/stormy16/stormy16.md: Remove extraneous spaces and
31 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
34 2008-12-04 Jakub Jelinek <jakub@redhat.com>
37 * fold-const.c (fold_checksum_tree): Allow modification of
40 2008-12-03 Jakub Jelinek <jakub@redhat.com>
43 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
44 have the right number of arguments.
46 2008-12-03 Richard Guenther <rguenther@suse.de>
49 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
52 2008-12-03 Tomas Bily <tbily@suse.cz>
55 * tree-loop-distribution.c (build_size_arg): New function.
56 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
57 Reorganized generating of stmts.
58 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
59 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
60 Indicate if analysis succeed.
61 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
62 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
63 Uses new definition of dr_analyze_innermost.
65 2008-12-03 Ben Elliston <bje@au.ibm.com>
67 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
69 2008-12-03 Jakub Jelinek <jakub@redhat.com>
71 PR tree-optimization/37716
72 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
73 all the needed operations as trees and gimplify_assign it to dst.
76 * configure.ac (gcc_cv_readelf): Look for readelf.
77 (gcc_cv_as_cfi_advance_working): Check for working
78 cfi advances with code alignment factor > 1.
79 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
81 * configure: Regenerated.
83 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
84 Jakub Jelinek <jakub@redhat.com>
85 Andrew Pinski <andrew_pinski@playstation.sony.com>
87 PR rtl-optimization/38281
88 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
89 set it to NULL_RTX afterwards.
91 * emit-rtl.c (set_insn_deleted): Fix formatting.
93 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
95 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
97 * config/mips/mips.md (IMOVE32): New mode iterator.
98 (movsi): Generalize with IMOVE32.
99 (*movsi_internal): Likewise.
100 (*mov<mode>_mips16): Likewise.
103 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
104 Maxim Kuvyrkov <maxim@codesourcery.com>
106 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
107 PC-relative addressing when compiling for uclinux PIC.
108 (__cmpdf_internal, __cmpsf_internal): Hide.
109 (__cmpdf, __cmpsf): Use PIC call sequence.
111 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
112 Jack Howarth <howarth@bromo.med.uc.edu>
114 * config/i386/t-darwin64: Add m32 multilib support.
116 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
118 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
120 2008-12-02 Jakub Jelinek <jakub@redhat.com>
123 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
124 before using it in POINTER_PLUS_EXPR.
126 2008-12-02 Richard Guenther <rguenther@suse.de>
128 PR tree-optimization/38359
129 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
132 2008-12-02 Martin Jambor <mjambor@suse.cz>
135 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
137 (forward_propagate_addr_into_variable_array_index): Check that the
138 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
139 than the gimple code directly.
141 2008-12-02 Ben Elliston <bje@au.ibm.com>
143 * config/spu/float_disf.c (__floatdisf): Prototype.
144 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
145 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
146 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
148 2008-12-02 DJ Delorie <dj@redhat.com>
150 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
151 (DWARF_CIE_DATA_ALIGNMENT): Define.
153 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
154 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
155 (xstormy16_expand_prologue): Likewise.
156 (xstormy16_expand_builtin_va_start): Likewise.
157 (xstormy16_gimplify_va_arg_expr): Likewise.
159 2008-12-02 Jakub Jelinek <jakub@redhat.com>
162 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
163 potentially returned from folding memcpy.
164 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
165 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
167 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
170 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
171 decoration of function RTL names here on Ada language.
173 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
175 PR rtl-optimization/38280
176 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
177 ira_rebuild_regno_allocno_list): New functions.
178 (regno_allocnos): New static variable.
179 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
180 Call ira_rebuild_regno_allocno_list.
182 2008-12-01 David Daney <ddaney@caviumnetworks.com>
183 Adam Nemet <anemet@caviumnetworks.com>
185 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
186 LINUX_DRIVER_SELF_SPECS.
188 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
190 PR rtl-optimization/37514
191 * reload1.c (reload_as_needed): Invalidate reg_last_reload
194 2008-12-01 Jakub Jelinek <jakub@redhat.com>
197 * c-omp.c (c_finish_omp_for): Only transform pointer
198 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
200 PR rtl-optimization/38245
201 * tree-vrp.c (abs_extent_range): New function.
202 (extract_range_from_binary_expr): Compute range
203 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
204 or includes zero or if vr1 is VR_RANGE and op0 has some
207 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
210 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
211 case by calculating ~(new_reg & val) instead of (~new_reg & val).
212 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
213 to (not:I48MODE (and:I48MODE (...))).
214 (sync_old_nand<mode>): Ditto.
215 (sync_new_nand<mode>): Ditto.
217 2008-12-01 Nick Clifton <nickc@redhat.com>
219 * config/stormy16/stormy16.md (CARRY_REG): New constant.
220 Replace uses of the "y" register class with direct references to
221 the CARRY_REG register.
222 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
223 register with clobbers of the carry register.
224 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
225 (xstormy16_split_cbranch): Remove redundant carry parameter.
226 (xstormy16_expand_arith): Likewise.
227 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
228 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
229 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
230 (CARRY_REGNUM): Define.
231 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
233 (xstormy16_expand_arith): Likewise.
235 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
237 * config/score/score.h (IRA_COVER_CLASSES): Define.
239 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
242 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
243 (divsi3_sp32): Add new alternative with 'K' for operand #2.
244 (cmp_sdiv_cc_set): Factor common string.
245 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
247 (cmp_udiv_cc_set): Factor common string.
249 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
252 * varasm.c (emutls_finish): Fix common registration.
254 2008-11-29 Jakub Jelinek <jakub@redhat.com>
257 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
259 2008-11-29 David Edelsohn <edelsohn@gnu.org>
261 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
262 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
263 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
264 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
265 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
266 Ignore sub-word case for now.
267 (sync_nand<mode>_internal): Represent NAND in RTL.
268 (sync_old_nand<mode): Same.
269 (sync_old_name<mode>_internal): Same.
270 (sync_new_nand<mode>): Same.
271 (sync_new_nand<mode>_internal): Same.
272 (sync_boolcshort_internal): Expect NAND.
274 2008-11-28 Richard Guenther <rguenther@suse.de>
276 PR tree-optimization/37955
277 PR tree-optimization/37742
278 * tree-vect-transform.c (vectorizable_store): Remove assert for
280 (vectorizable_load): Likewise.
282 2008-11-27 Richard Guenther <rguenther@suse.de>
284 * tree-ssa-structalias.c (intra_create_variable_infos): Make
285 a constraint for the static chain parameter.
287 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
289 * config/bfin/bfin.opt (micplb): New option.
290 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
291 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
292 ENABLE_WA_INDIRECT_CALLS): New macros.
293 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
295 (indirect_call_p): New function.
296 (workaround_speculation): Handle anomaly 05-00-0426 when
297 ENABLE_WA_INDIRECT_CALLS is true.
298 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
299 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
300 * doc/invoke.texi (Blackfin Options): Document -micplb.
302 2008-11-26 DJ Delorie <dj@redhat.com>
304 * config/m32c/mov.md ("extendhipsi2"): New.
306 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
308 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
309 * config/m32c/mov.md (zero_extendqihi2): Likewise.
311 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
313 * config/mips/mips.md (clear_hazard): Rename to
314 clear_hazard_<mode>. Use mode-specific addition.
315 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
316 or gen_clear_hazard_di depending on the size of Pmode.
318 2008-11-26 DJ Delorie <dj@redhat.com>
320 * configure.ac: Test m32c-elf-gas for .loc.
321 * configure: Likewise.
323 2008-11-26 Janis Johnson <janis187@us.ibm.com>
326 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
329 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
331 * config/i386/sync.md (memory_barrier_nosse): Disable also for
332 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
333 (memory_barrier): Do not generate memory_barrier_nosse instruction
335 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
337 2008-11-26 Fredrik Unger <fred@tree.se>
339 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
340 function name from __floatundisf.
341 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
344 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
345 Richard Guenther <rguenther@suse.de>
347 PR tree-optimization/37869
348 * tree-ssa-structalias.c (struct constraint_graph): Remove
349 pt_used and number_incoming members.
350 (build_pred_graph): Do not allocate them.
351 (condense_visit): Do not use them.
352 (label_visit): Likewise.
353 (free_var_substitution_info): Do not free them.
355 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
357 * doc/invoke.texi (ira-max-loops-num): Change semantics.
359 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
361 * ira-color.c (allocno_spill_priority): New function.
362 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
363 Print more info about the spilled allocno.
364 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
367 * ira-build.c (loop_node_to_be_removed_p): Remove.
368 (loop_compare_func, mark_loops_for_removal): New functions.
369 (remove_uneccesary_loop_nodes_from_loop_t): Use member
371 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
373 * ira.c (ira): Don't change flag_ira_algorithm.
375 * params.def (ira-max-loops-num): Change the value.
377 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
379 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
380 Disable unsupported alternative for ColdFire,
381 add new alternative that ColdFire can handle.
383 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
385 * regrename.c (merge_overlapping_regs): Add registers artificially
386 defined at the top of the basic block to the set of live ones just
387 before the first insn.
389 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
390 Joey Ye <joey.ye@intel.com>
393 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
394 false if we need to align the outgoing stack.
395 (ix86_update_stack_boundary): Check parm_stack_boundary.
397 2008-11-25 Richard Guenther <rguenther@suse.de>
401 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
402 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
403 in favor of dereferenced_ptrs.
404 (init_alias_info): Adjust.
405 (delete_alias_info): Likewise.
406 (compute_flow_insensitive_aliasing): Properly
407 include all aliased variables.
408 (update_alias_info_1): Use dereferenced_ptrs.
409 (setup_pointers_and_addressables): Likewise.
410 (get_smt_for): Honor ref-all pointers and pointers with known alias
412 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
414 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
417 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
418 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
420 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
422 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
424 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
426 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
428 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
431 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
432 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
434 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
436 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
437 UNSPECV_CMPXCHG_[12].
438 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
439 UNSPECV_CMPXCHG_[12].
442 * config/i386/sync.md (memory_barrier): New expander.
444 2008-11-24 Jakub Jelinek <jakub@redhat.com>
447 * dse.c (find_shift_sequence): Optimize extraction from a constant.
449 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
451 * pa.c (function_arg): Revert 2008-10-26 change.
453 2008-11-23 Helge Deller <deller@gmx.de>
455 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
456 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
457 succeeded and lws_ret is not equal to oldval.
459 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
461 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
463 2008-11-22 Andreas Schwab <schwab@suse.de>
465 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
468 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
470 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
471 Use constant 1 as the operand.
472 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
473 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
474 gen_rdhwr_synci_step_di depending on the size of Pmode.
476 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
479 * config/i386/i386.md (SWI248): New mode iterator.
480 (SWI32): Remove mode iterator.
481 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
482 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
483 iterator. Generate popcnt mnemonic without mode extensions
484 for Darwin x86 targets.
485 (*popcount<mode>2_cmp): Ditto.
486 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
487 extensions for Darwin x86 targets.
489 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
491 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
492 only if HAVE_AS_SPARC_UA_PCREL is defined.
494 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
496 * ira-costs.c (find_allocno_class_costs): Work out the maximum
497 allocno_costs value of the classees with the lowest total_costs
498 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
499 (setup_allocno_cover_class_and_costs): ...rather than here.
500 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
503 2008-11-22 Jakub Jelinek <jakub@redhat.com>
506 * builtins.c (expand_builtin_apply_args): Emit sequence before
507 parm_birth_insn instead of after entry_of_function's first insn.
510 * function.c (assign_parm_remove_parallels): Pass
511 data->passed_type as third argument to emit_group_store.
514 * final.c (mark_symbol_refs_as_used): New function.
515 * output.h (mark_symbol_refs_as_used): New prototype.
516 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
517 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
518 * config/arm/arm.md (consttable_4): Likewise.
521 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
523 2008-11-21 Jakub Jelinek <jakub@redhat.com>
526 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
527 propagate x = &a into *x = b if conversion from b to a's type is
530 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
532 * caller-save.c (insert_one_insn): Take into account REG_INC notes
533 for the liveness computation of the new insn.
535 2008-11-21 DJ Delorie <dj@redhat.com>
537 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
538 Moves to/from below100 space (W) can only use r0-r7.
540 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
543 * doc/invoke.texi (Optimization Options): Fix typo.
545 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
546 Xuepeng Guo <xuepeng.guo@intel.com>
548 * config.gcc (extra_headers): For x86 and x86-64, remove
549 gmmintrin.h, add immintrin.h and avxintrin.h.
551 * config/i386/gmmintrin.h: Renamed to ...
552 * config/i386/avxintrin.h: This. Issue an error if
553 _IMMINTRIN_H_INCLUDED is undedined.
555 * config/i386/immintrin.h: New.
557 2008-11-21 Jakub Jelinek <jakub@redhat.com>
560 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
561 mode of PLUS, not mode of the eliminated register.
563 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
565 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
566 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
567 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
568 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
569 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
570 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
571 (*nand<mode>3): Rename to *andnot<mode>3.
572 (*nandtf3): rename to *andnottf3.
573 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
574 Use CODE_FOR_mmx_andnotv2si3.
575 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
576 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
577 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
578 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
579 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
581 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
584 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
585 case by calculating ~(new_reg & val) instead of (~new_reg & val).
586 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
587 to (not:IMODE (and:IMODE (...))).
588 (sync_old_nand<mode>): Ditto.
589 (sync_new_nand<mode>): Ditto.
591 2008-11-20 Joseph Myers <joseph@codesourcery.com>
593 * config/arm/thumb2.md (thumb2_casesi_internal,
594 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
596 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
598 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
599 nand to the changed 4.4 semantic.
601 2008-11-20 Jakub Jelinek <jakub@redhat.com>
604 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
605 (fold_builtin_memory_op): Handle even the case where just one
606 of src and dest is an address of a var decl component, using
607 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
608 and readonly_data_expr src check.
609 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
612 PR rtl-optimization/36998
613 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
614 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
615 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
616 stack_adjust_offset callers.
617 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
619 (compute_barrier_args_size): Handle insns in annulled branches
622 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
625 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
626 Handle cases when integer argument crosses argument register boundary.
628 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
631 * config.gcc (i[34567]86-*-solaris2*): Don't include
632 i386/t-crtstuff here.
633 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
634 * config/i386/t-sol2: Move to libgcc/config/i386.
636 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
639 * tlink.c: Include "libiberty.h".
640 (initial_cwd): Change type into char *.
641 (tlink_init): Call getpwd instead of getcwd.
643 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
645 PR rtl-optimization/32283
646 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
647 of the induction variable to decide whether it may wrap.
648 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
649 initialization of the bound before the loop.
650 * simplify-rtx.c (simplify_binary_operation_1): Add two
651 simplifications regarding AND.
652 (simplify_plus_minus): Only fail if no simplification is possible.
653 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
655 2008-11-20 Jakub Jelinek <jakub@redhat.com>
658 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
659 checking until GIMPLE lowering.
660 * gimple-low.c (check_call_args): New function.
661 (lower_stmt) <case GIMPLE_CALL>: Call it.
663 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
665 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
666 with the same type as the first operand of the AND expression.
668 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
671 * ira-int.h (struct ira_loop_tree_node): New member
672 entered_from_non_parent_p.
674 * ira-color.c (print_loop_title): Print loop bbs.
676 * ira-emit.c (entered_from_non_parent_p,
677 setup_entered_from_non_parent_p): New functions.
678 (not_modified_p): Rename to store_can_be_removed_p. Check there
680 (generate_edge_moves): Use store_can_be_removed_p instead of
682 (ira_emit): Call setup_entered_from_non_parent_p.
684 * ira-build.c (copy_info_to_removed_store_destinations):
685 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
686 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
687 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
688 update all accumulated attributes.
690 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
693 * ira-int.h (ira_copy_allocno_live_range_list,
694 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
695 ira_finish_allocno_live_range_list): New prototypes.
696 (ira_allocno_live_ranges_intersect_p,
697 ira_pseudo_live_ranges_intersect_p): Remove.
699 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
700 ira_pseudo_live_ranges_intersect_p): Rename to
701 allocnos_have_intersected_live_ranges_p and
702 pseudos_have_intersected_live_ranges_p. Move them from here to ...
704 * ira-color.c: ... here
705 (coalesced_allocno_conflict_p): Use
706 allocnos_have_intersected_live_ranges_p.
707 (coalesced_allocnos_living_at_program_points,
708 coalesced_allocnos_live_at_points_p,
709 set_coalesced_allocnos_live_points): Remove.
710 (slot_coalesced_allocnos_live_ranges,
711 slot_coalesced_allocno_live_ranges_intersect_p,
712 setup_slot_coalesced_allocno_live_ranges): New.
713 (coalesce_spill_slots): Use ranges of coalesced allocnos.
714 (ira_sort_regnos_for_alter_reg): Use
715 allocnos_have_intersected_live_ranges_p.
716 (ira_reuse_stack_slot): Use
717 pseudos_have_intersected_live_ranges_p.
719 * global.c (pseudo_for_reload_consideration_p): Check
720 flag_ira_share_spill_slots too.
722 * ira-build.c (copy_allocno_live_range_list): Rename to
723 ira_copy_allocno_live_range_list. Make it external.
724 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
726 (ira_allocno_live_ranges_intersect_p): New.
727 (ira_finish_allocno_live_range_list): New.
728 (finish_allocno): Use it.
729 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
730 (copy_info_to_removed_store_destinations): Ditto. Use
731 ira_copy_allocno_live_range_list.
732 (ira_flattening): Use ira_merge_allocno_live_ranges.
734 * ira.c (too_high_register_pressure_p): New function.
735 (ira): Switch off sharing spill slots if the pressure is too high.
737 2008-11-19 Richard Guenther <rguenther@suse.de>
739 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
740 non-sizetype offsets if their precision matches that of the pointer.
741 * expr.c (expand_expr_real_1): Always sign-extend the offset
742 operand of a POINTER_PLUS_EXPR.
744 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
746 * config.gcc: Unobsolete mips-sgi-irix[56]*.
747 (mips-sgi-irix[56]*): No need to use fixproto.
749 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
750 Paul Brook <paul@codesourcery.com>
752 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
755 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
757 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
759 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
762 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
763 (separate_decls_in_region): Create shared struct even when there
766 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
768 * config/picochip/picochip.c (headers): Remove an unnecessary
771 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
774 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
775 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
777 * config/m68k/m68k.md: Adjust all conditional branches that use the
778 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
780 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
783 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
784 is a register or zero operand in the correct mode before generating
785 mtch1 insn or a register operand in the correct mode before generating
787 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
789 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
791 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
792 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
793 mipsisa*-*-elf*. Handle mipsisa64r2*.
794 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
795 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
797 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
798 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
800 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
801 Fix mips16 if mips64 or mips64r2 are multilib defaults.
802 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
805 2008-11-18 Jakub Jelinek <jakub@redhat.com>
808 * config/i386/i386.md (allocate_stack_worker_32,
809 allocate_stack_worker_64): Don't use match_dup between input and
811 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
812 * config/i386/i386.c (ix86_expand_prologue): Likewise.
814 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
816 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
817 is forced when trying to do a symbol link for it.
819 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
821 * expmed.c (extract_bit_field_1): Also use a temporary and
822 convert_extracted_bit_field when the conversion from ext_mode to
823 the target mode requires explicit truncation.
825 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
827 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
829 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
830 registers when not optimizing.
832 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
834 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
835 and its associated define_split. Expose the all-d alternative
836 to the register allocator, but mark it with "?". Mark the first
837 alternative with "*?*?".
838 (*mul_sub_si): Likewise.
839 (*mul_acc_si_r3900): New pattern.
841 2008-11-17 Jakub Jelinek <jakub@redhat.com>
844 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
845 propagating x = &a into *x = b, add a cast if not useless
846 type conversion or don't optimize if another stmt would be
849 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
852 * optabs.c (expand_sync_operation): Properly handle NAND case
853 by calculating ~(t1 & val) instead of (~t1 & val).
854 * builtins.c (expand_builtin_sync_operation): Warn for changed
855 semantics in NAND builtins.
856 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
858 * doc/invoke.texi (Warning options): Add Wsync-nand.
859 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
860 __sync_fetch_and_nand builtin operation in the example. Add a note
861 about changed semantics in GCC 4.4.
862 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
863 operation in the example. Add a note about changed semantics in
866 2008-11-16 Jan Hubicka <jh@suse.cz>
868 * cgraph.c (cgraph_function_body_availability): Fix test of externally
871 2008-11-16 Joshua Kinard <kumba@gentoo.org>
873 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
876 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
879 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
880 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
882 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
883 rather than call_really_used_regs when handling $gp.
885 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
888 * config/mips/mips.c (machine_function): Update the comment
889 above global_pointer.
890 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
891 that a function doesn't need a global pointer.
892 (mips_current_loadgp_style): Update accordingly.
893 (mips_restore_gp): Likewise.
894 (mips_output_cplocal): Likewise.
895 (mips_expand_prologue): Likewise.
897 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
899 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
900 parameter. Use DImode for computing the number of registers.
901 (function_arg): Adjust for above change.
902 (function_value): Likewise.
904 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
906 PR tree-optimization/37950
907 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
908 not computed for the current function.
910 2008-11-15 Jakub Jelinek <jakub@redhat.com>
913 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
914 gpr and other COMPONENT_REFs.
916 2008-11-15 Richard Guenther <rguenther@suse.de>
918 PR tree-optimization/38051
919 * tree-ssa-alias.c (update_alias_info_1): Manually find
922 2008-11-15 Joshua Kinard <kumba@gentoo.org>
924 * doc/invoke.texi (-mfix-r10000): Document.
925 * config/mips/mips.opt (mfix-r10000): New option.
926 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
927 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
928 (MIPS_COMPARE_AND_SWAP_12): Likewise.
929 (MIPS_SYNC_OP): Likewise.
930 (MIPS_SYNC_OP_12): Likewise.
931 (MIPS_SYNC_OLD_OP_12): Likewise.
932 (MIPS_SYNC_NEW_OP_12): Likewise.
933 (MIPS_SYNC_OLD_OP): Likewise.
934 (MIPS_SYNC_NAND): Likewise.
935 (MIPS_SYNC_OLD_NAND): Likewise.
936 (MIPS_SYNC_EXCHANGE): Likewise.
937 (MIPS_SYNC_EXCHANGE_12): Likewise.
938 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
940 (MIPS_SYNC_NEW_NAND): Likewise.
941 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
942 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
943 (mips_output_sync_loop): New function.
944 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
945 Make -mfix-r10000 require branch-likely instructions.
946 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
947 mips_output_sync_loop.
948 (compare_and_swap_12): Likewise.
949 (sync_add<mode>): Likewise.
950 (sync_<optab>_12): Likewise.
951 (sync_old_<optab>_12): Likewise.
952 (sync_new_<optab>_12): Likewise.
953 (sync_nand_12): Likewise.
954 (sync_old_nand_12): Likewise.
955 (sync_new_nand_12): Likewise.
956 (sync_sub<mode>): Likewise.
957 (sync_old_add<mode>): Likewise.
958 (sync_old_sub<mode>): Likewise.
959 (sync_new_add<mode>): Likewise.
960 (sync_new_sub<mode>): Likewise.
961 (sync_<optab><mode>): Likewise.
962 (sync_old_<optab><mode>): Likewise.
963 (sync_new_<optab><mode>): Likewise.
964 (sync_nand<mode>): Likewise.
965 (sync_old_nand<mode>): Likewise.
966 (sync_new_nand<mode>): Likewise.
967 (sync_lock_test_and_set<mode>): Likewise.
968 (test_and_set_12): Likewise.
970 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
972 * gcc.c (cc1_options): Fix comment.
974 2008-11-15 Jakub Jelinek <jakub@redhat.com>
977 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
978 argtype instead of result_type.
980 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
982 * ira-int.h (struct ira_loop_tree_node): Improve comments for
983 subloop_next/next and subloops/childen fields.
985 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
987 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
988 (STANDARD_INCLUDE_DIR): Redefine to "/include".
989 (LOCAL_INCLUDE_DIR): Undefine.
990 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
992 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
994 PR rtl-optimization/37397
995 * ira-int.h (struct ira_allocno): New member bad_spill_p.
996 (ALLOCNO_BAD_SPILL_P): New macro.
998 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1000 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1001 (create_cap_allocno, propagate_allocno_info,
1002 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1003 (update_bad_spill_attribute): New function.
1004 (ira_build): Call it.
1006 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1008 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1010 PR tree-optimization/38104
1011 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1012 before calling mark_symbols_for_renaming, not after it.
1014 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1016 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1017 (OVERRIDE_OPTIONS): Likewise.
1019 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1020 Andrew Stubbs <ams@codesourcery.com>
1021 Gunnar Von Boehn <gunnar@genesi-usa.com>
1024 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1025 the shorter LEA insn over ADD.L where possible.
1027 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1029 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1030 systems, which are assumend to always provide SSP-support in glibc.
1031 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1033 * configure: Regenerate.
1035 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1038 * function.c (gimplify_parameters): For callee copies parameters,
1039 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1041 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1044 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1045 x86 parts into the `i[34567]86-*-linux*' and parts that are
1046 independent of the processor architecture into the `*-*-linux*' cases.
1047 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1048 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1049 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1050 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1051 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1052 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1053 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1055 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1057 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1058 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1059 (ls2_idiv): Likewise idiv3.
1060 (ls2_prefetch): New reservation.
1061 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1062 * config/mips/mips.md (type): Add imul3nc and idiv3.
1063 (length): Handle idiv3.
1064 (any_mod): New code_iterator.
1065 (u): Handle MOD and UMOD.
1066 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1067 (prefetch): Handle TARGET_LOONGSON_2EF.
1069 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1072 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1073 (prune_unused_types_walk): Call it for non-perennial local classes.
1074 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1075 entry, just set it to 2 and recurse on children, don't walk attributes
1078 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1080 * c-common.c (warn_about_parentheses): Add missing whitespace
1083 2008-11-13 Paul Brook <paul@codesourcery.com>
1085 * doc/invoke.texi: Document --fix-cortex-m3.
1086 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1087 Cortex-M3 cpu is selected.
1088 (output_move_double): Avoid overlapping base register and first
1089 destination register when fix_cm3_ldrd.
1090 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1092 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1095 * gimple.h (gimple_range_check_failed): Remove prototype.
1096 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1098 (gimple_range_check_failed): Removed.
1100 2008-11-13 Andrew Haley <aph@redhat.com>
1103 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1106 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1110 2007-05-07 Mike Stump <mrs@apple.com>
1111 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1112 also checks for and while statements in C++.
1114 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1117 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1118 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1119 - which clones are reachable - as "abstract and needed".
1120 * cgraph.c (cgraph_release_function_body): If a node is
1121 "abstract and needed", do not release its DECL_INITIAL() content
1122 that will be needed to emit debug info.
1124 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1127 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1128 to set HAVE_GETIPINFO.
1129 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1130 * configure: Regenerate.
1131 * config.in: Regenerate.
1133 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1136 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1138 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1141 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1142 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1144 2008-11-12 Jason Merrill <jason@redhat.com>
1147 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1150 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1152 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1153 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1155 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1156 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1158 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1160 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1161 packed-stack special handling.
1162 (FRAME_ADDR_RTX): Add definition.
1164 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1167 * fold-const.c (native_encode_string): New function.
1168 (native_encode_expr): Use it for STRING_CST.
1170 2008-11-12 DJ Delorie <dj@redhat.com>
1172 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1173 insns if the intermediate value will be used later.
1175 2008-11-12 Andreas Schwab <schwab@suse.de>
1177 * config/m68k/m68k.c (print_operand): Mask off extra extension
1178 bits when writing out the representation of real values.
1180 2008-11-12 Ira Rosen <irar@il.ibm.com>
1182 PR tree-optimization/38079
1183 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1186 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1189 * c-pretty-print.c (pp_c_complex_expr): New function.
1190 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1193 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1194 than INNER and INNER is a constant, forcibly align INNER as much
1197 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1199 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1201 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1203 PR rtl-optimization/37363
1204 * simplify-rtx.c (simplify_plus_minus): Don't create
1205 (const (minus ...)) expresisons.
1207 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1209 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1212 2008-11-10 Catherine Moore <clm@codesourcery.com>
1214 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1216 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1217 (BASE_DRIVER_SELF_SPECS): Remove.
1218 (DRIVER_SELF_SPECS): New definition.
1219 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1220 BASE_DRIVER_SELF_SPECS.
1221 * config/mips/sde.h: Likewise.
1222 * config/mips/iris6.h: Likewise.
1223 * config/mips/vr.h: Likewise.
1224 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1226 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1228 PR rtl-optimizations/37948
1229 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1230 (ira_create_copy, ira_add_allocno_copy): New parameter.
1232 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1233 to ira_add_allocno_copy.
1234 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1235 parameter to process_regs_for_copy.
1236 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1237 Fix typo in passing second allocno to ira_add_allocno_copy.
1239 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1240 coalesced allocnos list.
1241 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1243 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1244 (add_ira_allocno_to_ordered_bucket): Rename to
1245 add_allocno_to_ordered_bucket.
1246 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1247 head of coalesced allocnos list.
1248 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1249 Check that it is aready calculated.
1250 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1251 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1253 (coalesce_allocnos): Do extended coalescing too.
1255 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1256 parameter to ira_add_allocno_copy.
1258 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1260 (print_copy): Print copy origination too.
1262 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1265 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1267 PR rtl-optimization/37514
1268 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1269 flag_ira_share_spill_slots to 2 if it's already non-zero.
1270 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1271 flag_ira_share_spill_slots is 2.
1273 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1275 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1276 (prologue_enter_32): Set FB to SP - 4.
1278 2008-11-10 DJ Delorie <dj@redhat.com>
1280 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1281 constraint for single-bit-clear in lower byte of HI constant, vs
1282 Imb which just ignores the upper byte.
1283 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1284 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1285 (iorhi3_16): Check for single bit set, not single bit clear.
1287 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1289 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1291 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1293 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1295 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1296 values living in memory and use more precise alignment information.
1298 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1301 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1302 after __mf_check call if the call must end a bb.
1304 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1308 * combine.c (force_to_mode): Do not process vector types.
1310 * rtlanal.c (nonzero_bits1): Do not process vector types.
1311 (num_sign_bit_copies1): Likewise.
1313 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1315 * config/i386/gnu.h: Add copyright and licensing header.
1316 * config/gnu.h: Likewise.
1318 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1320 * fwprop.c (fwprop_done): Call df_remove_problem.
1322 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1325 * tree-scalar-evolution.c (instantiate_scev_1): Return
1326 chrec_dont_know for VL_EXP_CLASS_P.
1328 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1330 * reg-stack.c (reg_to_stack): Add missing braces in memset
1333 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1335 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1336 (NO_PROFILE_COUNTERS): New define.
1338 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1341 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1343 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1346 * config/sparc/constraints.md (D): New.
1347 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1348 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1350 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1351 Use the 'D' constraint in addition to 'F' in some alternatives.
1352 (DF splitter): Generalize for V64mode.
1353 * doc/md.texi (SPARC): Document the 'D' constraint.
1355 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1357 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1359 2008-11-06 Ben Elliston <bje@au.ibm.com>
1361 * gcc.c: Remove ancient comment about a bug in Sun cc.
1363 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1365 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1367 2008-11-06 Ben Elliston <bje@au.ibm.com>
1369 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1371 2008-11-06 Ben Elliston <bje@au.ibm.com>
1373 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1376 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1379 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1382 2008-11-05 Martin Jambor <mjambor@suse.cz>
1385 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1386 pointer arithmetics into array_ref if the array is accessed
1387 through an indirect_ref.
1389 2008-11-05 Richard Guenther <rguenther@suse.de>
1392 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1393 qualified pointer conversion before stripping qualifiers.
1394 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1395 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1396 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1399 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1400 properly canonicalize binary ops.
1401 (forward_propagate_addr_expr_1): Use
1402 may_propagate_address_into_dereference.
1404 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1407 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1408 Initialize uninitialized input registers with a NaN.
1410 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1414 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1416 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1420 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1421 exits and conditions.
1422 * testsuite/gcc.dg/graphite/pr37943.c: New.
1424 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1425 Andrew Pinski <andrew_pinski@playstation.sony.com>
1428 * c-common.c (warn_for_sign_compare): For complex result_type
1429 use component's type.
1431 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1433 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1435 * print-tree.c (print_node): Don't print DECL_INITIAL
1439 * c-common.c (parse_optimize_options): Save and restore
1440 flag_strict_aliasing around decode_options call.
1442 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1444 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1445 (host_detect_local_cpu): Use it instead of casted strings to
1446 compare vendor signatures.
1448 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1451 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1452 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1454 2008-11-03 Catherine Moore <clm@codesourcery.com>
1456 * config/mips.c (mips_conditional_register_usage): Handle the
1457 DSP control register.
1458 * doc/extend.texi: Document the DSP control register.
1460 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1461 Jakub Jelinek <jakub@redhat.com>
1463 * omp-low.c (expand_omp_for_generic): If iter_type has different
1464 precision than type and type is a pointer type, cast n1 and n2
1465 first to an integer type with the same precision as pointers
1466 and only afterwards to iter_type.
1468 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1470 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1471 (UNSPEC_GOTSYM_OFF): New unspec.
1472 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1473 (pic_add_dot_plus_eight): Likewise.
1474 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1475 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1476 UNSPEC_PIC_BASE operands.
1477 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1478 (arm_output_addr_const_extra): Handle it.
1480 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1482 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1483 integer class to full integer class if the offset is not word-aligned.
1485 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1488 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1490 (doloop_optimize): Update call to doloop_modify.
1492 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1494 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1496 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1499 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1500 gcc_cv_as_cfi_directive.
1501 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1502 merging read-only and read-write sections or assembler emits
1503 read-write .eh_frame sections.
1504 * configure: Regenerate.
1506 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1509 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1511 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1513 (rs6000_emit_prologue): Invert logic.
1514 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1515 (reg:P 11) instead of match_operand.
1516 (*save_fpregs_<mode>): Likewise.
1517 (*restore_gpregs_<mode>): Likewise.
1518 (*return_and_restore_gpregs_<mode>): Likewise.
1519 (*return_and_restore_fpregs_<mode>): Likewise.
1520 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1521 (reg:P 11) insted of match_operand.
1522 (*restore_gpregs_spe): Likewise.
1523 (*return_and_restore_gpregs_spe): Likewise.
1525 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1527 PR tree-optimization/37684
1528 * gcc.dg/graphite/pr37684.c: New.
1529 * graphite.c (exclude_component_ref): New.
1530 (is_simple_operand): Call exclude_component_ref.
1532 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1534 PR tree-optimization/36908
1535 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1536 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1537 (number_of_rw_in_partition): New.
1538 (partition_contains_all_rw): New.
1539 (ldist_gen): Do not distribute when one of the partitions
1540 contains all the memory operations.
1542 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1544 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1545 EDGE_IRREDUCIBLE_LOOP.
1547 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1549 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1550 where we have one entry point in the loop which isn't the head.
1552 2008-11-03 Richard Guenther <rguenther@suse.de>
1555 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1557 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1560 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1561 for ipa and simple ipa passes.
1563 2008-11-02 Richard Guenther <rguenther@suse.de>
1565 PR tree-optimization/37542
1566 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1567 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1568 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1569 (vn_nary_op_insert_stmt): Likewise.
1570 (visit_use): Likewise.
1572 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1574 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1576 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1577 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1578 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1579 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1580 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1581 peephole2's): Replace unspec with rotate.
1582 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1584 2008-11-02 Richard Guenther <rguenther@suse.de>
1586 PR tree-optimization/37991
1587 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1588 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1589 (set_ssa_val_to): Print if the value changed.
1590 (simplify_binary_expression): Strip useless conversions.
1592 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1595 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1598 2008-11-01 Richard Guenther <rguenther@suse.de>
1601 * builtins.c (fold_builtin_strspn): Return a size_t.
1602 (fold_builtin_strcspn): Likewise.
1604 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1606 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1607 attribute for struct return convention.
1609 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1611 * config/rs6000/crtsavres.asm: Really, really delete.
1613 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1615 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1617 (rs6000_emit_prologue): Invert logic.
1618 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1619 (reg:P 11) instead of match_operand.
1620 (*save_fpregs_<mode>): Likewise.
1621 (*restore_gpregs_<mode>): Likewise.
1622 (*return_and_restore_gpregs_<mode>): Likewise.
1623 (*return_and_restore_fpregs_<mode>): Likewise.
1624 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1625 (reg:P 11) insted of match_operand.
1626 (*restore_gpregs_spe): Likewise.
1627 (*return_and_restore_gpregs_spe): Likewise.
1629 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1631 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1632 list of word switches that take args.
1634 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1636 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1637 (s390_output_pool_entry): Call it through for_each_rtx.
1640 * expr.c (store_constructor): For vectors, if target is a MEM, use
1641 target's MEM_ALIAS_SET instead of elttype alias set.
1643 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1646 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1649 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1652 * config/rs6000/predicates.md (word_offset_memref_operand):
1653 Restructure code and look inside auto-inc/dec addresses.
1655 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1658 * libgcov.c ( __gcov_indirect_call_profiler): Check
1659 TARGET_VTABLE_USES_DESCRIPTORS.
1661 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1663 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1664 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1665 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1666 offset if eliminating soft frame pointer.
1667 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1668 (stack_protect_test_si): Add initial machine description
1669 for Stack Smashing Protector
1671 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1674 * c-common.c (min_precision): Move to...
1675 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1676 * tree.h (tree_int_cst_min_precision): Declare.
1677 * c-common.h (min_precision): Delete declaration.
1678 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1679 multiplication of non-negative integer constants.
1680 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1681 tree_int_cst_min_precision.
1682 (finish_enum): Likewise.
1684 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1687 * convert.c (convert_to_real): Do not optimize conversions of
1688 binary arithmetic operations between binary and decimal
1689 floating-point types. Consider mode of target type in determining
1690 decimal type for arithmetic. Unless
1691 flag_unsafe_math_optimizations, do not optimize binary conversions
1692 where this may change rounding behavior.
1693 * real.c (real_can_shorten_arithmetic): New.
1694 * real.h (real_can_shorten_arithmetic): Declare.
1696 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1698 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1699 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1700 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1702 (must_save_p): For some workarounds, interrupts need to clobber a
1704 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1705 and LC1 for WA_05000257.
1706 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1707 WA_05000283 and WA_05000315.
1708 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1709 (movbi): Add alternative to set CC to 1; improve code for setting
1711 (dummy_load): New pattern.
1713 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1716 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1717 BLKmode for non-memory, convert using a wider MODE_INT mode
1721 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1722 that haven't been removed yet.
1724 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1726 * config/bfin/bfin.c (struct machine_function): New member
1727 has_loopreg_clobber.
1728 (bfin_expand_movmem): Set it when generating memcpy insns.
1729 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1730 expand_epilogue_reg_restore): If we have hardware loops,
1731 memcpy insns (indicated by has_loopreg_clobber) or function
1732 calls, we need to save the loop registers.
1734 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1736 * config/i386/i386.c (core2_cost): Fix typos in comments.
1738 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1741 * combine.c (make_compound_operation): Don't call make_extraction with
1742 non-positive length.
1743 (simplify_shift_const_1): Canonicalize count even if complement_p.
1745 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1747 * convert.c (strip_float_extensions): Do not remove or introduce
1748 conversions between binary and decimal floating-point types.
1750 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1753 * fold-const.c (distribute_bit_expr): Convert common, left and
1754 right arguments to type.
1756 2008-10-28 Nick Clifton <nickc@redhat.com>
1758 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1759 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1760 call_really_used_regs array rather than the call_used_regs array.
1761 (mn10300_get_live_callee_saved_regs, expand_prologue,
1762 expand_epilogue, output_tst): Likewise.
1764 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1767 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1768 (df_get_entry_block_def_set): Neither here.
1769 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1771 PR tree-optimization/37879
1772 * predict.c (tree_estimate_probability): Check if last_stmt is
1773 non-NULL before dereferencing it.
1775 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1777 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1778 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1779 (ira_fast_allocation): Remove the prototype.
1781 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1782 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1783 (color_pass): Modify the updated costs.
1784 (ira_color): Rename to color. Make it static.
1785 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1786 (ira_color): New function.
1788 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1791 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1793 (set_allocno_live, clear_allocno_live, mark_ref_live,
1794 mark_ref_dead): Invalidate corresponding element of
1795 allocno_saved_at_call.
1796 (process_bb_node_lives): Increment last_call_num. Setup
1797 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1798 allocno was already saved.
1799 (ira_create_allocno_live_ranges): Initiate last_call_num and
1800 allocno_saved_at_call.
1802 * ira-build.c (ira_create_allocno): Initiate
1803 ALLOCNO_UPDATED_COVER_CLASS_COST.
1804 (create_cap_allocno, propagate_allocno_info,
1805 remove_unnecessary_allocnos): Remove setting updated costs.
1806 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1808 * ira.c (ira): Don't call ira_fast_allocation.
1810 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1813 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1816 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1818 * ira-int.h (ira_hard_regno_cover_class): New.
1820 * ira-lives.c (mark_reg_live, mark_reg_dead,
1821 process_bb_node_lives): Use ira_hard_regno_cover_class.
1823 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1824 (setup_hard_regno_cover_class): New function.
1825 (ira_init): Call setup_hard_regno_cover_class.
1827 * ira-costs.c (cost_class_nums): Add comment.
1828 (find_allocno_class_costs): Initiate cost_class_nums.
1829 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1831 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1834 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1835 Rename to copy_info_to_removed_store_destinations. Propagate
1836 conflict hard regs and register stack attribute.
1838 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1841 * pa.c (function_arg_padding): Pad complex and vector types
1842 upward in 64-bit runtime.
1843 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1845 2008-10-26 Matthias Klose <doko@ubuntu.com>
1847 * doc/install.texi: Document requirements on antlr.
1849 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1851 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1854 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1857 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1858 is defined, use it to modify the constant offset.
1860 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1862 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1863 and short arguments to the correct location as mandated by the ABI.
1865 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1867 PR rtl-optimization/37769
1868 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1870 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1872 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1873 unwind-dw2-Os-4-200.o.
1875 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1877 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1878 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1880 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1882 PR tree-optimization/36038
1883 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1884 add sizetype IV with initial value zero instead of pointer type.
1886 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1889 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1890 around bit operation.
1891 * profile.c (is_edge_inconsistent): Likewise.
1892 * fold-const.c (truth_value_p): Move from here...
1893 * tree.h (truth_value_p): ... to here.
1894 * c-tree.h (c_expr): Update description of original_code.
1895 * c-typeck.c (parser_build_unary_op): Set original_code.
1896 (parser_build_binary_op): Update call to warn_about_parentheses.
1897 * c-common.c (warn_about_parentheses): Take two additional
1898 arguments of the operands. Use a switch. Quote operators
1899 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1900 Add warning about !x | y and !x & y.
1901 * c-common.h (warn_about_parentheses): Update declaration.
1903 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1905 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1906 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1907 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1909 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1910 (check-%): For test targets listed in lang_checks_parallelized
1911 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1912 run the testing in multiple make goals, possibly parallel, and
1913 afterwards run dg-extract-results.sh to merge the sum and log files.
1915 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1917 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1918 (mips_move_to_gpr_cost): Likewise.
1919 (mips_move_from_gpr_cost): Likewise.
1920 (mips_register_move_cost): Make more fine-grained.
1922 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1924 * graphite.c (graphite_apply_transformations): Check for
1925 -fgraphite-identity.
1926 * toplev.c (process_options): Add graphite_identity.
1927 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1929 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1931 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1932 mulhisihl and mulhisihh builtins.
1934 From Jie Zhang <jie.zhang@analog.com>
1935 * config/bfin/bfin.md (composev2hi): Put operands into vector
1938 2008-10-22 Chao-ying Fu <fu@mips.com>
1940 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1942 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1944 From Mike Frysinger <michael.frysinger@analog.com>
1945 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1946 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1947 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1948 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1949 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1950 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1951 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1952 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1953 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1954 __ADSPBF51x__ for all of them.
1955 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1956 -mcpu bf512, bf514, bf516, and bf518.
1957 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1958 bf512-none, bf514-none, bf516-none, and bf518-none.
1959 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1960 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1961 * doc/invoke.texi (Blackfin Options): Document that
1962 -mcpu now accepts bf512, bf514, bf516, and bf518.
1964 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1967 * fold-const.c (build_range_type): For 1 .. signed_max
1968 range call build_nonstandard_inter_type if signed_type_for
1969 returned a type with bigger precision.
1971 2008-10-22 Richard Guenther <rguenther@suse.de>
1973 * tree.def (COMPLEX_TYPE): Constrain element type.
1974 * tree.c (build_complex_type): Assert that.
1975 * tree-ssa-structalias.c (could_have_pointers): Complex types
1976 cannot have pointers.
1978 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1981 * c-typeck.c (convert_for_assignment): Do not give declaration's
1982 location for builtins. Spell out which type was expected and which
1985 2008-10-22 Nick Clifton <nickc@redhat.com>
1987 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1988 the fdpic register to be a target when running in fdpic mode.
1990 2008-10-22 Rafael Espindola <espindola@google.com>
1992 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1993 newly created statements.
1995 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1998 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1999 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2000 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2002 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2005 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2006 Adjust -mcmodel=medium description for 2005-07-31 changes.
2008 2008-10-22 Jan Hubicka <jh@suse.cz>
2009 Jakub Jelinek <jakub@redhat.com>
2012 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2014 2008-10-21 Richard Henderson <rth@redhat.com>
2017 * emit-rtl.c (get_spill_slot_decl): Export.
2018 * emit-rtl.h (get_spill_slot_decl): Declare.
2019 * var-tracking.c (vt_add_function_parameters): Relax assertion
2020 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2022 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2024 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2025 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2028 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2031 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2032 processed by get_maxval_strlen.
2034 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2037 * tree.c (get_file_function_name): Copy first_global_object_name.
2038 Centralize call to clean_symbol_name.
2040 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2042 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2043 * config/svr4.h (SVR4_ASM_SPEC): New.
2044 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2045 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2047 * doc/invoke.texi (Option Summary): Add -T to linker options.
2048 (Link Options): Document -T.
2050 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2052 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2055 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2058 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2060 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2062 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2065 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2067 * doc/install.texi: Fix typos in previous patch.
2069 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2071 * doc/install.texi: Document in-tree building of gcc and mpfr.
2073 2008-10-19 Richard Guenther <rguenther@suse.de>
2075 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2077 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2080 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2081 (build_enumerator): Convert enumerators that fit in integer to
2084 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2086 * config/i386/i386.md (unnamed peephole2): Do not force memory
2087 operands of arith or logical instructions into registers for
2088 non-TARGET_READ_MODIFY targets.
2090 (ffs_cmove): Change operand 0 predicate to register_operand.
2091 Change operand 1 predicate to nonimmediate_operand.
2093 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2095 2008-10-18 Richard Guenther <rguenther@suse.de>
2097 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2098 VIEW_CONVERT_EXPR case against invalid gimple.
2100 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2102 * c-parser.c (c_parser_binary_expression): Silence the
2103 uninitialized variable warning emitted for binary_loc.
2105 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2107 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2110 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2113 * c-typeck.c (build_unary_op): Use omit_one_operand for
2114 IMAGPART_EXPR of real argument.
2116 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2118 PR tree-optimization/37664
2119 * fold-const.c (fold_binary): When optimizing comparison with
2120 highest or lowest type's value, don't consider TREE_OVERFLOW.
2122 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2125 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2126 * coverage.c: Include tm_p.h.
2127 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2128 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2129 dollar signs from PREFIX.
2130 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2131 instead of manual strip_name_encoding.
2133 2008-10-16 Richard Guenther <rguenther@suse.de>
2136 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2137 volatile qualified functions or methods as relevant.
2139 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2141 PR tree-optimization/37525
2142 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2143 sizetype unsigned constants, both in the case of C and bounds.
2145 2008-10-15 Jan Hubicka <jh@suse.cz>
2147 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2149 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2152 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2153 HARD_REGNO_CALL_PART_CLOBBERED.
2155 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2158 * ira-lives.c (mark_early_clobbers): Remove.
2159 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2160 check_and_make_def_conflicts,
2161 make_early_clobber_and_input_conflicts,
2162 mark_hard_reg_early_clobbers): New functions.
2163 (process_bb_node_lives): Call
2164 make_early_clobber_and_input_conflicts and
2165 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2167 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2168 early clobbers of pseudo-registers.
2170 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2173 * ira-build.c (ira_flattening): Recalculate
2174 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2175 from the scratch instead of the propagation.
2177 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2179 * doc/rtl.texi (const_double): Remove the "addr" operand.
2180 Describe CONST_DOUBLE_* macros under const_double rather
2182 (const_fixed): Fix the operand description.
2183 (const): Add an @findex directive.
2184 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2185 after the constant rtl table.
2186 (fix): Combine floating-point and fixed-point descriptions.
2188 * sched-deps.c (sched_analyze_2): Remove reference to
2191 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2193 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2195 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2196 for UNSPEC_GOTSYM_OFFs.
2197 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2198 (add_GOT_to_pic_reg): Use it.
2199 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2201 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2202 Harsha Jagasia <harsha.jagasia@amd.com>
2204 PR tree-optimization/37485
2205 * graphite.c (gmp_cst_to_tree): Moved.
2206 (iv_stack_entry_is_constant): New.
2207 (iv_stack_entry_is_iv): New.
2208 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2209 (loop_iv_stack_insert_constant): New.
2210 (loop_iv_stack_pop): Use new datatpype.
2211 (loop_iv_stack_get_iv): Same.
2212 (loop_iv_stack_get_iv_from_name): Same.
2213 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2214 (loop_iv_stack_patch_for_consts): New.
2215 (loop_iv_stack_remove_constants): New.
2216 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2217 (translate_clast): Call loop_iv_stack_patch_for_consts and
2218 loop_iv_stack_remove_constants.
2219 (gloog): Use new datatype. Redirect construction edge to end
2220 block to avoid accidental deletion.
2221 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2223 (union iv_stack_entry_data): New. Data in iv stack entry.
2224 (struct iv_stack_entry): New. Datatype for iv stack entries.
2226 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2228 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2229 * graphite.c (free_scop): Same.
2230 (build_scops): Same.
2231 (free_scattering): New.
2232 (build_cloog_prog): Call free_scattering.
2233 (patch_phis_for_virtual_defs): Fix memleak.
2234 (graphite_trans_bb_strip_mine): Same.
2235 (limit_scops): Same.
2237 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2238 Harsha Jagasia <harsha.jagasia@amd.com>
2240 PR tree-optimization/37828
2241 * graphite.c (graphite_trans_loop_block): Do not loop block
2242 single nested loops.
2244 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2246 PR tree-optimization/37686
2247 * tree-loop-linear.c (linear_transform_loops): Build a
2248 loop nest vector. Pass it to lambda_compute_access_matrices.
2249 * tree-data-ref.h (struct access_matrix): Store the loop nest
2250 relative to which it encodes the information.
2251 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2252 (am_vector_index_for_loop): Reimplemented: iterate over the
2253 loop nest for finding the loop index in the access matrix.
2254 (lambda_compute_access_matrices): Update declaration.
2255 * lambda-code.c (build_access_matrix): Pass the loop nest and
2257 (lambda_compute_access_matrices): Same.
2259 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2261 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2262 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2263 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2264 already implies hard float. Also fix several insn condition
2265 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2267 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2270 Based on patches by Laurent Vivier.
2271 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2272 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2273 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2274 dollar sign to underscore.
2275 (ASM_OUTPUT_EXTERNAL): Same.
2276 (ASM_OUTPUT_LABELREF): New.
2277 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2279 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2280 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2281 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2282 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2284 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2286 PR tree-optimization/36881
2287 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2288 that each value doesn't need runtime relocations, for !flag_pic
2289 check that each value is just a valid initializer constant.
2291 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2293 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2294 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2295 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2296 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2298 (REG_CLASS_NAMES): Update accordingly.
2299 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2300 rather than an unpredictable descriptive string.
2301 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2302 (mips_register_move_cost): Check for specific COP*_REGS classes,
2303 instead of ALL_COP_AND_GR_REGS.
2304 (mips_ira_cover_classes): New function.
2305 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2306 (TARGET_IRA_COVER_CLASSES): Define.
2308 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2311 * tree.c (build_type_attribute_qual_variant): Hash on the
2312 unqualified type, and don't overwrite an existing
2313 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2314 allow distinguishing between wchar_t and its underlying type. This
2315 also means that we'll retain a little more typedef information.
2317 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2318 Dmitry Melnik <dm@ispras.ru>
2319 Dmitry Zhurikhin <zhur@ispras.ru>
2320 Alexander Monakov <amonakov@ispras.ru>
2321 Maxim Kuvyrkov <maxim@codesourcery.com>
2323 * target.h (struct gcc_target): Update prototypes of needs_block_p
2325 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2326 * sel-sched.c (create_speculation_check): Likewise.
2327 * doc/tm.texi: Provide documentation for new target hooks.
2329 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2330 (ia64_gen_spec_insn): Removed.
2331 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2332 ia64_gen_spec_check): New static functions.
2333 (ia64_alloc_sched_context, ia64_init_sched_context,
2334 ia64_set_sched_context, ia64_clear_sched_context,
2335 ia64_free_sched_context, ia64_get_insn_spec_ds,
2336 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2337 (ia64_needs_block_p): Change prototype.
2338 (ia64_gen_check): Rename to ia64_gen_spec_check.
2339 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2340 into declaration, add special memory dependencies handling.
2341 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2342 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2343 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2344 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2345 Define new target hooks.
2346 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2347 (ia64_optimization_options): Turn on selective scheduling with -O3,
2348 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2349 default with selective scheduling.
2350 (ia64_override_options): Initialize align_loops and align_functions
2351 to 32 and 64, respectively. Set global selective scheduling flags
2352 according to target-dependent flags.
2353 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2354 (group_barrier_needed): Use new mstop-bit-before-check flag.
2356 (dfa_state_size): Make global.
2357 (spec_check_no, max_uid): Remove.
2358 (mem_ops_in_group, current_cycle): New variables.
2359 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2360 Initialize new variables.
2361 (is_load_p, record_memory_reference): New functions.
2362 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2364 (ia64_variable_issue): Change use of current_sched_info to
2365 sched_deps_info. Update comment. Note if a load or a store is issued.
2366 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2367 advance if maximal number of loads or stores was issued on current
2369 (scheduled_good_insn): New static helper function.
2370 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2371 a group barrier is needed. Fix vertical spacing. Guard the code
2372 doing state transition with last_scheduled_insn check.
2373 Mark that a stop bit should be before current insn if there was a
2374 cycle advance. Update current_cycle and mem_ops_in_group.
2375 (ia64_h_i_d_extended): Change use of current_sched_info to
2376 sched_deps_info. Reallocate stops_p by larger chunks.
2377 (struct _ia64_sched_context): New structure.
2378 (ia64_sched_context_t): New typedef.
2379 (ia64_alloc_sched_context, ia64_init_sched_context,
2380 ia64_set_sched_context, ia64_clear_sched_context,
2381 ia64_free_sched_context): New static functions.
2382 (gen_func_t): New typedef.
2383 (get_spec_load_gen_function): New function.
2384 (SPEC_GEN_EXTEND_OFFSET): Declare.
2385 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2386 (get_mode_no_for_insn): Change the condition that prevents use of
2387 special hardware registers so it can now handle pseudos.
2388 (get_spec_unspec_code): New function.
2389 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2390 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2391 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2392 during selective scheduling.
2393 (ia64_speculate_insn): Use ds_get_speculation_types when
2394 determining whether we need to change the pattern.
2395 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2396 (ia64_spec_check_src_p): Support new speculation/check codes.
2397 (struct bundle_state): New field.
2398 (issue_nops_and_insn): Initialize it.
2399 (insert_bundle_state): Minimize mid-bundle stop bits.
2400 (important_for_bundling_p): New function.
2401 (get_next_important_insn): Use important_for_bundling_p.
2402 (bundling): When shifting TImode from unimportant insns, ignore
2403 also group barriers. Assert that best state is found before
2404 the backward bundling pass. Print number of mid-bundle stop bits.
2405 Minimize mid-bundle stop bits. Check correct calculation of
2406 mid-bundle stop bits.
2407 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2408 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2410 (sel2_run): New variable.
2411 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2412 selective scheduling pass instead of schedule_ebbs.
2414 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2415 (UNSPEC_LDS_A): New UNSPEC.
2416 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2417 movti_internal, movsf_internal, movdf_internal,
2418 movxf_internal): Make visible. Add speculable* attributes.
2419 (output_c_nc): New mode attribute.
2420 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2421 mov<mode>_nc, zero_extend<mode>di2_nc,
2422 advanced_load_check_nc_<mode>): New insns.
2423 (zero_extend*): Add speculable* attributes.
2425 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2426 (msched-stop-bits-after-every-cycle): Likewise.
2427 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2429 (msched-spec-verbose): Remove.
2430 (msched-prefer-non-data-spec-insns,
2431 msched-prefer-non-control-spec-insns,
2432 msched-count-spec-in-critical-path,
2433 msel-sched-dont-check-control-spec): Use Target Report Var
2434 instead of Common Report Var.
2436 * config/ia64/itanium2.md: Remove incorrect bypass.
2438 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2440 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2443 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2444 and -fhelp=separate.
2446 2008-10-14 Ben Elliston <bje@au.ibm.com>
2448 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2450 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2452 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2455 2008-10-13 Matthias Klose <doko@ubuntu.com>
2457 * config/pa/linux-atomic.c: Work around missing header file
2458 for hppa64-linux-gnu targets.
2460 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2461 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2462 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2463 Grace Cao <grace_cao@playstation.sony.com>
2465 * doc/invoke.texi (-mgen-cell-microcode): Document.
2466 (-mwarn-cell-microcode): Document.
2467 * cfglayout.c (locator_location): Export.
2468 * rtl.h (locator_location): Define prototype.
2469 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2471 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2472 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2473 (mwarn-cell-microcode): New option.
2474 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2475 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2476 cell and not already set.
2477 Turn off string instructions if not generating cell microcode.
2478 (rs6000_final_prescan_insn): New function that warns about microcoded
2480 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2481 * config/rs6000/rs6000.md
2482 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2483 the instruction would have been microcoded on the Cell. Set
2484 cell_micro to always on unnamed patterns for the string instructions.
2485 (cell_micro): Update definition, remove load/store conditional
2487 (sign_extend:DI): Define new pattern for non microcoded version.
2488 (sign_extend:SI): Likewise.
2489 (compare (div:P)): Set cell_micro to not.
2490 (andsi3): Define as an expand.
2491 (andsi3_mc): New pattern.
2492 (andsi3_nomc): New pattern.
2493 (andsi3_internal0_nomc): New pattern.
2494 (andsi3_internal2): Rename to ...
2495 (andsi3_internal2_mc): this and enable iff generating microcode.
2496 (andsi3_internal3): Rename to ...
2497 (andsi3_internal3_mc): this and enable iff generating microcode.
2498 (andsi3_internal4): Enable iif generating microcode.
2499 (andsi3_internal5): Rename to ..
2500 (andsi3_internal5_mc): this and enable iff generating microcode.
2501 (andsi3_internal5_nomc): New pattern.
2502 (extzvdi_internal1): Enable iff generating microcode.
2503 (extzvdi_internal2): Likewise.
2504 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2505 (anddi3): Change to expand.
2506 (anddi3_mc): Rename from anddi3.
2507 (anddi3_no_mc): New pattern.
2508 (anddi3_internal2): Rename to ..
2509 (anddi3_internal2_mc): this and enable iff generating microcode.
2510 (anddi3_internal2_nomc): New pattern.
2511 (anddi3_internal3): Rename to ..
2512 (anddi3_internal3_mc): this and enable iff generating microcode.
2513 (anddi3_internal3_nomc): New pattern.
2514 (movti_string): Set cell_micro to always if TARGET_STRING.
2515 (stmsi8): Set cell_micro to always.
2521 (stmsi8_power): Likewise.
2522 (stmsi7_power): Likewise.
2523 (stmsi6_power): Likewise.
2524 (stmsi5_power): Likewise.
2525 (stmsi4_power): Likewise.
2526 (stmsi3_power): Likewise.
2527 (movsi_update2): Enable iff generating microcode.
2528 (movhi_update3): Likewise.
2529 (lmw): Set cell_micro to always.
2531 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2533 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2534 * config/s390/s390.c (machine_function): Remove
2535 decomposed_literal_pool_addresses_ok_p.
2536 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2537 the difference of two labels.
2538 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2539 (s390_pool_offset): New function.
2540 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2541 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2543 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2545 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2546 (powerpc*-*-linux-gnu*): Describe.
2547 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2548 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2549 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2550 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2551 config/rs6000/e500crtres32gpr.asm,
2552 config/rs6000/e500crtres64gpr.asm,
2553 config/rs6000/e500crtres64gprctr.asm,
2554 config/rs6000/e500crtrest32gpr.asm,
2555 config/rs6000/e500crtrest64gpr.asm,
2556 config/rs6000/e500crtresx32gpr.asm,
2557 config/rs6000/e500crtresx64gpr.asm,
2558 config/rs6000/e500crtsav32gpr.asm,
2559 config/rs6000/e500crtsav64gpr.asm,
2560 config/rs6000/e500crtsav64gprctr.asm,
2561 config/rs6000/e500crtsavg32gpr.asm,
2562 config/rs6000/e500crtsavg64gpr.asm,
2563 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2564 * config/rs6000/crtsavres.asm: Really remove.
2566 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2569 * c-format.c (convert_format_name_to_system_name): Use
2570 TARGET_OVERRIDES_FORMAT_INIT.
2571 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2572 * config/i386/mingw.opt: New.
2573 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2574 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2575 (ms_printf_length_specs): Removed const specifier.
2576 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2577 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2579 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2581 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2582 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2584 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2587 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2588 sure that ref has valid bb.
2590 2008-10-12 Richard Henderson <rth@redhat.com>
2593 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2594 * alias.c (value_addr_p, stack_addr_p): Remove.
2595 (nonoverlapping_memrefs_p): Remove IRA special case.
2596 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2597 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2598 * reload1.c (alter_reg): Use it.
2600 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2602 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2603 of registers instead of eax, ebx, ecx and edx. Use for loop
2604 and check register for non-zero value before the call
2605 to decode_caches_intel.
2607 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2609 PR rtl-optimization/37448
2610 * df.h: (df_ref_class): New enum.
2611 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2612 (struct df_ref): Replaced with union df_ref_d.
2613 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2614 New members of df_ref_d union.
2615 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2616 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2617 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2618 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2619 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2620 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2621 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2622 (df_scan_bb_info, df_bb_regno_first_def_find,
2623 df_bb_regno_last_def_find, df_find_def, df_find_use,
2624 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2625 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2626 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2627 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2628 Replaced struct df_ref * with df_ref.
2629 * df-scan.c (df_collection_rec, df_null_ref_rec,
2630 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2631 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2632 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2633 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2634 df_reorganize_refs_by_reg_by_reg,
2635 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2636 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2637 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2638 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2639 df_bb_refs_record, df_exit_block_uses_collect,
2640 df_record_exit_block_uses, df_reg_chain_mark,
2641 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2642 df_ref * with df_ref.
2643 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2644 df_ref_class parameter.
2645 (df_scan_problem_data): Added new pools for different types of refs.
2646 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2647 df_ref_create_structure): Processed new ref pools.
2648 (df_scan_start_dump): Added counts of refs and insns.
2649 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2650 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2651 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2652 code to pass df_ref_class down to ref creation functions.
2653 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2654 df_reg_chain_mark): Use macros to hide references to df_refs.
2655 (df_ref_chain_change_bb): Removed.
2656 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2657 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2658 Enhanced to understand df_ref union structure.
2659 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2660 all_uses_available_at, update_df, try_fwprop_subst,
2661 forward_propagate_subreg, forward_propagate_and_simplify,
2662 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2663 df_ref * with df_ref.
2664 (use_killed_between, all_uses_available_at): Use macros to hide
2665 references to df_refs.
2666 * regstat.c (regstat_bb_compute_ri,
2667 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2669 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2670 see_handle_relevant_refs, see_analyze_one_def,
2671 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2672 struct df_ref * with df_ref.
2673 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2674 global_conflicts): Replaced struct df_ref * with df_ref.
2675 * ddg.c (create_ddg_dep_from_intra_loop_link,
2676 add_cross_iteration_register_deps, build_inter_loop_deps):
2677 Replaced struct df_ref * with df_ref.
2678 (create_ddg_dep_from_intra_loop_link,
2679 add_cross_iteration_register_deps): Use macros to hide references
2681 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2682 df_ref * with df_ref.
2683 * df-core.c (df_bb_regno_first_def_find,
2684 df_bb_regno_last_def_find, df_find_def, df_find_use,
2685 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2686 debug_df_ref): Replaced struct df_ref * with df_ref.
2687 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2688 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2690 * web.c (union_defs, entry_register, replace_ref, web_main):
2691 Replaced struct df_ref * with df_ref.
2692 (union_defs, replace_ref): Use macros to hide references to df_refs.
2693 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2694 Replaced struct df_ref * with df_ref.
2695 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2696 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2697 Replaced struct df_ref * with df_ref.
2698 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2699 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2701 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2702 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2703 df_compute_accessed_bytes_strict_low_part,
2704 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2705 Replaced struct df_ref * with df_ref.
2706 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2707 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2708 df_ref * with df_ref.
2709 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2710 check_dependency, check_dependencies, record_uses): Replaced
2711 struct df_ref * with df_ref.
2712 (invariant_for_use, check_dependency): Use macros to hide
2713 references to df_refs.
2714 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2715 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2716 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2717 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2718 references to df_refs.
2719 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2721 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2722 * df-problems.c (df_rd_bb_local_compute_process_def,
2723 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2724 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2725 df_chain_remove_problem, df_chain_create_bb_process_use,
2726 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2727 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2728 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2729 df_byte_lr_simulate_artificial_refs_at_top,
2730 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2731 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2732 df_simulate_uses, df_simulate_artificial_refs_at_end,
2733 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2735 (df_chain_dump): Use macros to hide references to df_refs.
2736 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2737 df_ref * with df_ref.
2738 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2739 mark_artificial_uses, mark_reg_dependencies,
2740 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2742 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2744 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2746 (array_ref_element_size): Likewise.
2747 (array_ref_low_bound): Likewise.
2748 (array_ref_up_bound): Likewise.
2749 * expr.c (contains_packed_reference): Likewise.
2750 (array_ref_element_size): Likewise.
2751 (array_ref_low_bound): Likewise.
2752 (array_ref_up_bound): Likewise.
2753 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2754 with ARRAY_RANGE_REF.
2755 (idx_find_step): Likewise.
2756 (idx_record_use): Likewise.
2757 (strip_offset_1): Likewise.
2758 (idx_remove_ssa_names): Likewise.
2760 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2761 Andi Kleen <ak@linux.intel.com>
2763 * config/i386/cpuid.h (__cpuid_count): New defines.
2764 * config/i386/driver-i386.c (struct cache_desc): New structure.
2765 (describe_cache): Use struct cache_desc to pass cache descriptions.
2766 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2767 (detect_caches_amd): Use struct cache_desc to describe caches.
2768 (decode_caches_intel): Use struct cache_desc to pass cache
2769 descriptions. Update descriptions to match latest (rev -032,
2770 December 2007) CPUID documentation. Do not check valid bit here.
2771 Check for Xeon MP value 0x49 problems.
2772 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2773 Check valid bit before calling decode_caches_intel. Detect number
2774 of times to repeat CPUID instruction.
2775 (detect_caches_cpuid4): New function.
2776 (detect_caches_intel): Depending on max_level, call
2777 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2778 only when other methods fail to provide valid L2 cache description.
2780 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2783 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2784 it to PIC call patterns.
2785 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2786 code generation and attributes from pattern. Change peephole2 to
2787 split for noreturn case. Revise split pattern for non noreturn case.
2788 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2789 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2790 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2793 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2795 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2796 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2798 (divdf3): Reformat long line.
2800 2008-10-11 Michael J. Eager <eager@eagercon.com>
2802 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2804 (rs6000_handle_option): Process -mfpu options.
2805 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2806 (enum fpu_type_t): New.
2807 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2808 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2810 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2811 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2812 * config/rs6000/rs6000.opt (-mfpu): New.
2813 (-mxilinx-fpu): New.
2814 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2815 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2816 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2817 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2818 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2820 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2823 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2824 LO_SUM on Darwin if mode has just one unit.
2826 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2829 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2830 has been optimized out.
2832 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2834 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2835 instead of PIC_DIRECT_ADDR_P.
2836 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2837 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2838 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2839 (PIC_OFFSET_P): Rename to...
2840 (PCREL_SYMOFF_P): ...this.
2841 (PIC_DIRECT_ADDR_P): Delete.
2842 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2844 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2845 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2846 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2847 * config/sh/sh.c (print_operand): Remove CONST handling.
2848 (unspec_caller_rtx_p): Rewrite to use split_const and check
2849 the operands of UNSPEC bases.
2850 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2851 with (unspec [A B] UNSPEC_SYMOFF).
2852 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2853 UNSPEC_PCREL_SYMOFF.
2854 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2855 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2856 (UNSPEC_EXTRACT_U16): Likewise.
2857 (UNSPEC_SYMOFF): Likewise.
2858 (UNSPEC_PCREL_SYMOFF): Likewise.
2859 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2861 (movsi_const_16bit): Likewise.
2862 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2863 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2864 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2865 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2866 with (unspec [A B] UNSPEC_SYMOFF).
2867 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2868 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2869 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2870 (Csu): Likewise UNSPEC_EXTRACT_U16.
2871 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2872 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2874 2008-10-10 Stepan Kasal <skasal@redhat.com>
2876 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2877 for loop strip mining and loop blocking.
2879 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2881 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2882 vary types depending on debug info.
2884 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2886 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2887 before ensuring it's already computed.
2889 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2891 * rtl.h (locator_eq): New decl.
2892 * cfglayout.c (locator_scope): New function.
2893 (insn_scope): Use it.
2894 (locator_eq): New function.
2895 (fixup_reorder_chain): Search for last insn in src bb
2896 that has locator set or first insn in dest bb. Use
2897 locator_eq instead of == to compare locators.
2898 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2899 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2900 == to compare locators.
2902 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2904 * gimple-low.c (lower_function_body, lower_gimple_return,
2905 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2906 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2907 goto_block on edges if goto_locus is known.
2910 * tree.h (get_object_alignment): Declare.
2911 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2912 get_object_alignment if needed.
2913 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2915 (get_object_alignment): ... here. New function. Try harder to
2916 determine alignment from get_inner_reference returned offset.
2918 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2920 * graphite.c (gloog): Don't call find_unreachable_blocks
2921 before delte_unreachable_blocks.
2923 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2924 goto_locus of true_edge into RTL locator.
2926 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2928 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2929 (*jcc_btdi_mask_rex64): Ditto.
2931 (*jcc_btsi_mask): Ditto.
2932 (*jcc_btsi_1): Ditto.
2933 (*jcc_btsi_mask_1): Ditto.
2935 2008-10-08 Paul Brook <paul@codesourcery.com>
2937 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2938 compatible profiler (__gnu_mcount_nc).
2939 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2941 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2943 * config/i386/i386.c (initial_ix86_tune_features): Add
2944 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2945 * config/i386/i386.h (ix86_tune_indices): Likewise.
2946 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2948 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2949 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2950 for FP to FP splitters.
2952 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2954 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2957 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2961 PR rtl-optimization/37341
2962 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2963 to ORIG_BB, pass through ORIG_BB recursively.
2964 (cse_condition_code_reg): Adjust caller.
2966 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2968 * sdbout.c (sdbout_one_type): Treat the value type
2969 CONST_DECL for enumerals.
2971 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2973 * config/i386/i386.md: Remove trailing white spaces.
2975 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2977 PR rtl-optimization/37448
2978 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2979 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2981 (struct output_info) [count]: Renamed total_created and made
2983 (struct output_info) [size]: Renamed total_allocated and made
2985 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2986 Properly keep track of desc->size.
2987 (print_statistics, dump_alloc_pool_statistics): Enhance the
2988 printing of statistics to print the number of elements and to use
2991 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2994 * opts.h (CL_SAVE): Move up to flags range.
2995 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2996 CL_COMMON): Renumber.
2997 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2998 * opts.c (common_handle_option): Revert last change.
3000 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3002 * config/i386/i386-protos.h (ix86_schedule): New.
3004 * config/i386/i386.c (ix86_schedule): New.
3005 (override_options): Add schedule to processor_alias_table. Set
3006 ix86_schedule from the schedule field in processor_alias_table.
3007 (ix86_function_specific_save): Save ix86_schedule.
3008 (ix86_function_specific_restore): Restore ix86_schedule.
3010 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3011 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3014 * config/i386/i386.opt: Add schedule.
3016 * config/i386/ppro.md: Remove generic32.
3018 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3021 * expr.c (count_type_elements): Handle ERROR_MARK.
3023 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3028 * basic-block.h (struct edge_def): Add goto_block field.
3029 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3030 one insn with locus corresponding to edge's goto_locus if !optimize.
3031 * profile.c (branch_prob): Copy edge's goto_block.
3032 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3034 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3035 locator in between the merged basic blocks if !optimize and needed.
3036 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3037 goto_locus into RTL locator. For unconditional jump use that
3038 locator for the jump insn.
3039 (expand_gimple_cond): Convert goto_block and goto_locus into
3040 RTL locator for all remaining edges. For unconditional jump
3041 use that locator for the jump insn.
3042 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3043 there is more than one edge or insn locator along the forwarding
3044 edges and !optimize. If there is just one, set e->goto_locus.
3045 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3047 (move_block_to_fn): Adjust edge's goto_block.
3049 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3052 * expmed.c (expand_mult): Properly check DImode constant in
3055 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3058 * dwarf2out.c (common_block_die_table): New variable.
3059 (common_block_die_table_hash, common_block_die_table_eq): New
3061 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3062 COMMON block in the current scope rather than globally. Optimize
3063 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3064 DW_OP_addr SYMBOL_REF+off.
3066 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3068 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3069 Return true for non-addressable GIMPLE operands.
3071 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3074 * config/i386/i386.c (initial_ix86_tune_features): Remove
3075 X86_TUNE_USE_BIT_TEST.
3076 * config/i386/i386.h (ix86_tune_indices): Likewise.
3077 (TARGET_USE_BIT_TEST): Removed.
3079 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3081 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3083 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3085 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3086 (mul<mode>3_mul3): ... into this new template.
3088 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3090 * gimplify.c (gimplify_arg): Add location argument. Use it.
3091 (gimplify_call_expr): Pass location to gimplify_arg.
3092 (gimplify_modify_expr_to_memcpy): Same.
3093 (gimplify_modify_expr_to_memset): Same.
3095 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3097 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3098 Update calls to build_unary_op and build_indirect_ref for location
3101 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3104 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3105 * c-typeck.c (array_to_pointer_conversion): Pass location to
3107 (function_to_pointer_conversion): Use error_at and warning_at.
3108 (build_indirect_ref): Same.
3109 (build_array_ref): Pass location to build_binary_op.
3110 (parser_build_unary_op): Do not set location after calling
3112 (build_unary_op): Add location argument. Use it throughout. Set
3113 EXPR_LOCATION before returning new tree.
3114 (build_modify_expr): Same.
3115 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3117 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3118 build_indirect_ref, build_modify_expr.
3119 (c_finish_omp_for): Same. Use error_at instead of error.
3120 * c-common.c (c_common_truthvalue_conversion): Pass location to
3122 (warn_for_div_by_zero): Add location argument.
3123 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3124 build_unary_op, warn_for_div_by_zero.
3125 * c-parser.c (c_parser_typeof_specifier): Use
3126 protected_set_expr_location.
3127 (c_parser_statement_after_labels): Same.
3128 (c_parser_condition): Same.
3129 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3130 (c_parser_conditional_expression): Use protected_set_expr_location.
3131 (c_parser_unary_expression): Pass location to build_indirect_ref.
3132 (c_parser_postfix_expression_after_primary): Pass location to
3133 build_indirect_ref, build_unary_op.
3134 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3136 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3138 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3139 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3140 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3142 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3143 (mips_issue_rate): Handle PROCESSOR_R10000.
3144 * config/mips/mips.md (cpu): Add r10000.
3146 * config/mips/10000.md: New file.
3148 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3150 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3151 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3152 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3154 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3156 * config/darwin-protos.h (machopic_function_base_name): Delete.
3157 (machopic_function_base_sym): Likewise.
3158 (machopic_gen_offset): Declare.
3159 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3160 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3161 * config/darwin.c (machopic_function_base_name): Delete.
3162 (machopic_function_base_sym): Likewise.
3163 (gen_pic_offset): Rename to...
3164 (machopic_gen_offset): ...this and remove the pic_base argument.
3165 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3166 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3167 crtl->uses_pic_offset_table.
3168 (machopic_indirect_data_reference): Use new machopic_gen_offset
3170 (machopic_legitimize_pic_address): Likewise.
3171 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3173 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3174 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3175 * config/i386/i386.c (output_set_got): Likewise.
3176 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3178 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3179 (legitimate_address_p): Likewise.
3180 (output_pic_addr_const): Likewise.
3181 (output_addr_const_extra): Likewise.
3182 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3183 match an UNSPEC rather than a MINUS.
3184 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3185 (builtin_setjmp_receiver): Use machopic_gen_offset.
3186 * config/i386/predicates.md (pic_symbolic_operand): Handle
3187 UNSPEC_MACHOPIC_OFFSET.
3189 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3190 Use machopic_gen_offset and machopic_operand_p.
3191 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3192 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3193 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3194 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3195 Set crtl->uses_pic_offset_table.
3197 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3199 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3201 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3202 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3203 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3204 (constant_pool_expr_p): Use split_const and check the base.
3205 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3207 (legitimate_constant_pool_address_p): Check toc_relative_p
3208 instead of constant_pool_expr_p.
3209 (print_operand_address): Always use output_addr_const for
3210 constant pool addresses.
3211 (rs6000_output_addr_const_extra): New function.
3212 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3214 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3218 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3219 (mark_ref_live, mark_ref_dead): Use them.
3220 (def_conflicts_with_inputs_p): Remove.
3221 (mark_early_clobbers): New function.
3222 (process_bb_node_lives): Call preprocess_constraints and
3223 mark_early_clobbers.
3225 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3227 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3229 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3230 lib with -mthread switch.
3232 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3235 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3236 function in two, making it call a new and reusable
3237 dwarf2out_imported_module_or_decl() that takes the containing
3238 BLOCK of the declaration in argument.
3239 (dwarf2out_imported_module_or_decl_real): New function.
3240 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3241 IMPORTED_DECL in account.
3242 * tree.def: Added IMPORTED_DECL node type.
3243 * tree.h: Added accessors for IMPORTED_DECL nodes.
3244 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3246 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3248 * doc/gimple.texi: Fix some typos, wrap some long lines,
3249 fix some broken wraps with continuations.
3250 * tree-ssa-reassoc.c: Fix comment typos.
3252 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3255 * pa.c (legitimize_pic_address): Force function labels to memory in
3258 2008-10-04 Anton Blanchard <anton@samba.org>
3260 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3261 (rs6000_split_atomic_op): Same.
3262 (rs6000_split_compare_and_swap): Same.
3263 (rs6000_split_compare_and_swapqhi): Same.
3265 2008-10-04 Richard Guenther <rguenther@suse.de>
3267 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3268 instead of pointer equality.
3269 (vn_nary_op_eq): Likewise.
3271 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3273 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3275 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3276 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3278 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3280 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3281 Revert previous change.
3283 2008-10-03 Tom Tromey <tromey@redhat.com>
3285 * stringpool.c (ggc_alloc_string): Terminate string.
3287 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3289 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3290 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3291 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3294 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3297 2008-10-03 Pascal Obry <obry@adacore.com>
3299 * gcov.c (create_file_names): Properly handle UNIX and DOS
3300 directory separators.
3301 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3302 separator to '~' to ensure clean filenames on Windows.
3304 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3306 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3307 Add a null terminator to the stripped name.
3309 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3311 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3312 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3313 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3314 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3315 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3316 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3317 TARGET_SINGLE_FLOAT.
3319 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3321 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3323 2008-10-02 Richard Guenther <rguenther@suse.de>
3326 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3327 and VECTOR_TYPE recurse with useless_type_conversion_p which
3328 properly handles void pointer conversion.
3330 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3333 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3334 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3336 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3338 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3339 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3340 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3341 they translate to non builtins.
3342 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3343 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3344 __builtin_vec_promote, __builtin_vec_extract, and
3345 __builtin_vec_insert.
3346 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3347 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3348 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3349 * config/rs6000/altivec.h (vec_extract): Define
3350 (vec_insert): Define.
3351 (vec_splats): Define.
3352 (vec_promote): Define.
3354 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3355 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3356 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3358 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3360 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3361 prototype. Add new parameter, blk.
3362 Use BLKmode for the MEM if blk is true.
3363 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3364 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3365 ALTIVEC_BUILTIN_STVRXL.
3366 Update usage of altivec_expand_lv_builtin.
3367 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3368 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3369 (altivec_init_builtins): If compiling for the Cell, also define the
3371 * config/rs6000/rs6000.h (rs6000_builtins): Define
3372 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3373 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3374 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3375 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3376 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3377 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3378 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3379 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3380 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3381 UNSPEC_STVRX, and UNSPEC_STVRXL.
3382 (altivec_lvlx): New pattern.
3383 (altivec_lvlxl): New pattern.
3384 (altivec_lvrx): New pattern.
3385 (altivec_lvrxl): New pattern.
3386 (altivec_stvlx): New pattern.
3387 (altivec_stvlxl): New pattern.
3388 (altivec_stvrx): New pattern.
3389 (altivec_stvrxl): New pattern.
3390 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3391 (vec_lvlxl): Likewise.
3392 (vec_lvrx): Define if PPU is defined.
3393 (vec_lvrxl): Likewise.
3394 (vec_stvlx): Define if PPU is defined.
3395 (vec_stvlxl): Likewise.
3396 (vec_stvrx): Define if PPU is defined.
3397 (vec_stvrxl): Likewise.
3399 2008-10-01 Geert Bosch <bosch@adacore.com>
3401 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3403 2008-10-01 Richard Guenther <rguenther@suse.de>
3405 PR tree-optimization/37617
3406 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3407 do not add to the NEW_SETS.
3409 2008-10-01 Richard Guenther <rguenther@suse.de>
3412 * tree-vrp.c (execute_vrp): If we optimized away the default
3413 case make sure to promote the label that got in place of it
3414 to a default case label.
3416 2008-10-01 Richard Henderson <rth@redhat.com>
3419 * tree-complex.c (set_component_ssa_name): Don't optimize
3420 is_gimple_min_invariant values with ssa_names in abnormal phis.
3422 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3424 PR tree-optimization/37662
3425 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3426 commutative binary operation if they are in the wrong order and
3427 fold_build2 produces non-GIMPLE.
3429 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3431 PR tree-optimization/37662
3432 PR tree-optimization/37663
3433 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3434 get_value_range with non-SSA_NAME. Don't assert operands have been
3435 folded, instead just bail out.
3437 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3439 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3441 2008-09-30 Richard Guenther <rguenther@suse.de>
3444 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3445 build restrict-qualified pointers.
3446 (vectorizable_store): Move alias check later.
3447 (vectorizable_load): Likewise.
3449 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3451 * c-common.c (empty_if_body_warning): Remove.
3452 * c-common.h (empty_if_body_warning): Remove.
3453 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3454 here the -Wempty-body warning for `if' and `else' statements.
3455 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3457 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3459 * config/i386/i386.opt: Add msse2avx.
3461 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3462 * config/i386/linux64.h (ASM_SPEC): Likewise.
3464 * doc/invoke.texi: Document -msse2avx.
3466 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3468 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3470 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3472 * ifcvt.c (noce_emit_store_flag): If using condition from original
3473 jump, reverse it if if_info->cond was reversed.
3475 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3477 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3478 non-constant memory if it cannot be forced to constant memory.
3479 Overhaul surrounding code and factor out common condition.
3481 2008-09-29 Jeff Law <law@redhat.com>
3483 * reload1.c (alter_reg): Add missing curly braces.
3485 2008-09-29 Michael J. Eager <eager@eagercon.com>
3487 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3489 * config/rs6000/rs6000.c (rs6000_override_options): Move
3490 rs6000_init_hard_regno_mode_ok after all options changed.
3491 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3492 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3493 -msimple-fpu flags. Add warning messages if single FP not configured.
3494 (rs6000_file_start): Output gnu_attribute for single-float.
3495 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3496 (rs6000_legitimize_address): Likewise.
3497 (rs6000_legitimize_reload_address): Likewise.
3498 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3499 TARGET_SINGLE_FLOAT.
3500 (function_arg_advance): Likewise (partial conversion).
3501 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3502 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3503 TARGET_SINGLE_FLOAT.
3504 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3505 (rs6000_emit_prologue): Likewise.
3506 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3507 TARGET_SINGLE_FLOAT.
3508 (rs6000_libcall_value): Likewise.
3509 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3510 (TARGET_DOUBLE_FLOAT): New default to 1
3511 (TARGET_SIMPLE_FPU): New default to 0
3512 (TARGET_SINGLE_FPU): New default to 0
3513 (TARGET_SINGLE_FLOAT_MODE): New.
3514 (TARGET_DOUBLE_FLOAT_MODE): New.
3515 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3516 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3518 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3519 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3520 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3521 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3522 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3523 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3524 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3525 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3526 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3527 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3528 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3529 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3530 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3531 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3532 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3533 cmptf_internal1, *cmptf_internal2): Condition on
3534 TARGET_DOUBLE_FLOAT.
3535 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3536 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3537 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3538 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3539 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3540 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3541 TARGET_SINGLE_FLOAT.
3542 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3543 * config/rs6000/rs6000.opt (-msingle-float): New.
3544 (-mdouble-float): New.
3545 (-msimple-fpu): New.
3546 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3547 -msingle-float, -mdouble-float, -msimple-fpu options.
3548 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3549 _SOFT_DOUBLE for -msingle-float.
3550 * config.gcc: New config for target=powerpc-xilinx-eabi.
3552 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3554 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3555 have exit and entry.
3556 (new_scop): Take entry and exit edge to define new SCoP.
3557 (sd_region_p): New structure used during SCoP detection.
3558 (move_scops): Delete.
3559 (move_sd_regions): New.
3560 (scopdet_info): Change the definition from edges back to basic_blocks.
3561 (scopdet_edge_info): Work on basic_blocks and rename to
3562 scopdet_basic_block_info.
3563 (split_difficult_bb): At the moment removed. We should later
3564 add it at another place.
3565 (build_scops_1): Work on basic_blocks.
3566 (bb_in_sd_region): New.
3567 (find_single_entry_edge): New.
3568 (find_single_exit_edge): New.
3569 (create_single_entry_edge): New.
3570 (sd_region_without_exit): New.
3571 (create_single_exit_edge): New.
3572 (unmark_exit_edges): New.
3573 (mark_exit_edges): New.
3574 (create_sese_edges): New.
3575 (build_graphite_scops): New.
3576 (build_scops): Make SCoPs SESE.
3577 (limit_scops): Use the new functions.
3579 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3581 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3583 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3586 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3587 address to a register before taking the lower part.
3589 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3591 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3594 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3595 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3598 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3599 the newly created variable.
3600 Create a VECTOR_CST of all 1s for vector types.
3602 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3605 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3607 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3609 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3610 order to convert between modes.
3611 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3613 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3615 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3618 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3621 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3625 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3627 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3628 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3629 them to yield false with MIPS16.
3631 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3634 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3635 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3636 mem_loc_descriptor failed. Accept UNSPEC.
3637 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3638 fail if one of the loc_descriptor calls for pieces failed.
3639 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3640 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3641 if loc_descriptor_from_tree_1 on offset failed.
3644 * opts.c (common_handle_option): Don't call print_specific_help with
3645 CL_SAVE as first argument.
3647 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3648 Steve Ellcey <sje@cup.hp.com>
3650 * configure: Regenerate for new libtool.
3651 * aclocal.m4: Ditto.
3653 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3655 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3656 alias set on MEM when saving stack pointer.
3657 * config/rs6000/rs6000.md (allocate_stack): Likewise
3659 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3661 PR tree-optimization/37574
3662 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3663 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3664 instead of vector_type for constants. Take computation out of loop.
3665 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3666 and use only vector_type for invariant case.
3667 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3669 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3672 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3673 the decl is a VAR_DECL or FUNCTION_DECL.
3675 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3678 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3679 (mark_ref_live, mark_ref_dead): Use them.
3680 (def_conflicts_with_inputs_p): Remove.
3681 (mark_early_clobbers): New function.
3682 (process_bb_node_lives): Call preprocess_constraints and
3683 mark_early_clobbers.
3685 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3687 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3690 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3691 (ira_compress_allocno_live_ranges): New prototype.
3693 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3694 (coalesced_allocnos_living_at_program_points): New.
3695 (coalesced_allocnos_live_at_points_p,
3696 set_coalesced_allocnos_live_points): New functions.
3697 (coalesce_spill_slots): Rewrite.
3699 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3700 ira_compress_allocno_live_ranges): New functions.
3702 * ira-build.c (ira_flattening): Call
3703 ira_compress_allocno_live_ranges.
3706 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3708 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3711 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3713 * combine.c (make_compound_operation): Handle the 'E' format.
3714 (count_rtxs): Likewise.
3715 (update_table_tick): Likewise.
3716 (get_last_value_validate): Likewise.
3718 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3720 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3722 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3724 * matrix-reorg.c (transform_allocation_sites): Initializers
3725 added to avoid the warning.
3727 2008-09-25 Martin Jambor <mjambor@suse.cz>
3729 * cgraph.c (free_nodes): New variable.
3730 (NEXT_FREE_NODE): New macro.
3731 (cgraph_create_node): Reuse nodes from the free list. Do not
3732 update uid if doing so.
3733 (cgraph_remove_node): Add the node to the free list.
3735 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3737 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3739 2008-09-24 Richard Henderson <rth@redhat.com>
3741 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3742 * unwind-dw2.c (execute_stack_op): Handle it.
3744 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3747 2008-09-24 Michael J. Eager <eager@eagercon.com>
3749 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3751 * c-common.c (fname_decl): New location argument.
3752 * c-common.h (fname_decl): Same.
3753 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3755 (c_parser_typeof_specifier): Same.
3756 (c_parser_parms_list_declarator): Same.
3757 (c_parser_asm_string_literal): Same.
3758 (c_parser_compound_statement_nostart): Same.
3759 (c_parser_label): Same.
3760 (c_parser_do_statement): Same.
3761 (c_parser_asm_statement): Same.
3762 (c_parser_unary_expression): Same.
3763 (c_parser_sizeof_expression): Same.
3764 (c_parser_postfix_expression): Same.
3765 (c_parser_pragma): Same.
3766 (c_parser_omp_clause_collapse): Same.
3767 (c_parser_omp_clause_num_threads): Same.
3768 (c_parser_omp_clause_schedule): Same.
3769 (c_parser_omp_all_clauses): Same.
3770 (c_parser_omp_sections_scope): Same.
3771 (c_parser_omp_for_loop): Same. Pass condition's location to
3772 c_objc_common_truthvalue_conversion.
3773 (c_parser_enum_specifier): Remove comment.
3775 2008-09-24 Michael J. Eager <eager@eagercon.com>
3777 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3779 * config/rs6000/rs6000.c (rs6000_override_options): Move
3780 rs6000_init_hard_regno_mode_ok after all options changed.
3781 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3782 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3783 -msimple-fpu flags. Add warning messages if single FP not configured.
3784 (rs6000_file_start): Output gnu_attribute for single-float.
3785 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3786 (rs6000_legitimize_address): Likewise.
3787 (rs6000_legitimize_reload_address): Likewise.
3788 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3789 TARGET_SINGLE_FLOAT.
3790 (function_arg_advance): Likewise.
3791 (function_arg): Likewise.
3792 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3793 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3794 TARGET_SINGLE_FLOAT.
3795 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3796 (rs6000_emit_prologue): Likewise.
3797 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3798 TARGET_SINGLE_FLOAT.
3799 (rs6000_libcall_value): Likewise.
3800 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3801 (TARGET_DOUBLE_FLOAT): New default to 1
3802 (TARGET_SIMPLE_FPU): New default to 0
3803 (TARGET_SINGLE_FPU): New default to 0
3804 (TARGET_SINGLE_FLOAT_MODE): New.
3805 (TARGET_DOUBLE_FLOAT_MODE): New.
3806 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3807 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3809 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3810 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3811 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3812 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3813 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3814 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3815 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3816 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3817 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3818 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3819 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3820 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3821 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3822 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3823 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3824 cmptf_internal1, *cmptf_internal2): Condition on
3825 TARGET_DOUBLE_FLOAT.
3826 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3827 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3828 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3829 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3830 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3831 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3832 TARGET_SINGLE_FLOAT.
3833 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3834 * config/rs6000/rs6000.opt (-msingle-float): New.
3835 (-mdouble-float): New.
3836 (-msimple-fpu): New.
3837 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3838 -msingle-float, -mdouble-float, -msimple-fpu options.
3839 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3840 _SOFT_DOUBLE for -msingle-float.
3841 * config.gcc: New config for target=powerpc-xilinx-eabi.
3843 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3845 * config/sparc/constraints.md: New file.
3846 * config/sparc/sparc.md: Include it.
3847 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3848 (sparc_extra_constraint_check): Delete.
3849 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3850 (memory_ok_for_ldd): New predicate.
3851 (sparc_extra_constraint_check): Delete.
3852 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3853 (CONST_OK_FOR_LETTER_P): Likewise.
3854 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3855 (EXTRA_CONSTRAINT): Likewise.
3857 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3859 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3861 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3863 * alias.c (find_base_value): Use FIND_BASE_TERM.
3864 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3866 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3868 * config/i386/i386.c: Include cselib.h.
3869 (ix86_pic_register_p): New function.
3870 (ix86_delegitimize_address): Use it to check for the PIC register.
3872 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3874 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3875 * config/i386/i386.c (ix86_find_base_term): Don't check for
3876 SYMBOL_REF and LABEL_REF.
3878 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3880 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3881 constant PLUS in a CONST.
3883 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3885 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3886 check for sibcall support for w64.
3888 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3890 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3892 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3894 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3895 parser_build_binary_op.
3896 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3897 * c-typeck.c (build_array_ref): Same.
3898 (parser_build_unary_op): New location argument.
3899 (pointer_diff): Pass location to build_binary_op,
3900 c_objc_common_truthvalue_conversion.
3901 (build_modify_expr): Same.
3902 (build_unary_op): New location argument.
3903 (build_binary_op): New location argument.
3904 (c_objc_common_truthvalue_conversion): Pass location to
3905 c_*common_truthvalue_conversion.
3906 * c-convert.c (convert): Same.
3907 * c-common.c (binary_op_error): New location argument.
3908 (pointer_int_sum): Pass location to build_binary_op.
3909 (c_common_truthvalue_conversion): New location argument.
3910 (warn_for_sign_compare): Same.
3911 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3912 binary_op_error, build_binary_op, warn_for_sign_compare.
3913 * c-parser.c (c_parser_condition): Pass location to
3914 c_*common_truthvalue_conversion.
3915 (c_parser_conditional_expression): Save condition's location and pass
3917 (c_parser_binary_expression): Same, but for the binary operator's
3919 (c_parser_omp_for_loop): Pass location to
3920 c_objc_common_truthvalue_conversion.
3922 2008-09-23 Martin Jambor <mjambor@suse.cz>
3924 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3925 (cgraph_node_remove_callees): New temporary f. Hold the next item
3927 (cgraph_node_remove_callers): Likewise.
3929 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3930 (ipa_node_removal_hook): Likewise.
3932 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3933 gimple_call_copy_skip_args and moved to the gimple_call section.
3934 * gimple.c (gimple_copy_call_skip_args): Renamed to
3935 gimple_call_copy_skip_args. Changed al users.
3937 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3939 * ira-color.c (start_allocno_priorities): Rename to
3940 setup_allocno_priorities. Use costs and
3941 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3942 range lengths. Get rid off doubles.
3943 (ira_fast_allocations): Call start_allocno_priorities.
3945 2008-09-22 David Daney <ddaney@avtrex.com>
3948 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3949 register if TARGET_LONG_CALLS.
3951 2008-09-22 Richard Guenther <rguenther@suse.de>
3953 PR tree-optimization/37145
3954 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3955 value-numbering union accesses with their offset and size only.
3956 (visit_reference_op_load): Fix simplification of inserted conversions.
3957 * tree-ssa-pre.c (find_or_generate_expression): Do not
3958 recursively generate expressions if running FRE.
3960 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3962 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3963 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3966 2008-09-22 Richard Guenther <rguenther@suse.de>
3968 PR tree-optimization/37145
3969 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3970 (phi_translate_1): Constant fold references.
3972 2008-09-22 Ira Rosen <irar@il.ibm.com>
3974 PR tree-optimization/37482
3975 * tree-vectorizer.h (struct _slp_instance): Add new field.
3976 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3977 (get_earlier_stmt): New function.
3978 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3980 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3981 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3982 asserts that GSI points to the scalar statement being vectorized.
3983 Set new statement location according to GSI.
3984 (vect_schedule_slp_instance): Use GSI of
3985 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3987 2008-09-21 Jan Hubicka <jh@suse.cz>
3989 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3990 (ipcp_insert_stage): Update dead_nodes bitmap.
3992 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3995 * config/i386/t-cygming (SHLIB_LC): Remove.
3996 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3997 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3999 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4003 * final.c (mark_symbol_ref_as_used): New helper function.
4004 (output_operand): Instead of just looking inside MEMs for
4005 SYMBOL_REFs, use new helper function and for_each_rtx.
4006 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4007 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4008 Make head comment more general.
4009 * config/darwin.c (machopic_output_indirection): Handle weak
4010 references here, like in assemble_external.
4012 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4014 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4015 (sparc_emit_float_lib_cmp): Change return type.
4016 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4017 (gen_compare_operator): New function.
4018 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4019 the comparison sequence. Minor tweaks.
4020 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4021 that the final operator and the result of sparc_emit_float_lib_cmp
4022 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4023 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4024 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4025 result of sparc_emit_float_lib_cmp match for software TFmode.
4026 (movqicc, movhicc, movsicc, movdicc): Merge into...
4027 (mov<I:mode>cc): ...this.
4028 (movsfcc, movdfcc, movtfcc): Merge into...
4029 (mov<F:mode>cc): ...this.
4030 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4032 (mov<I:mode>_cc_v9): ...this.
4033 (movdi_cc_sp64_trunc): Delete.
4034 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4035 movdi_cc_reg_sp64): Merge into...
4036 (mov<I:mode>_cc_reg_sp64): ...this.
4037 (movsf_cc_sp64): Rename into...
4038 (movsf_cc_v9): ...this.
4039 (movdf_cc_sp64): Rename into...
4040 (movdf_cc_v9): ...this.
4041 (movtf_cc_hq_sp64): Rename into...
4042 (movtf_cc_hq_v9): ...this.
4043 (movtf_cc_sp64): Rename into...
4044 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4046 2008-09-21 Diego Novillo <dnovillo@google.com>
4048 * doc/gccint.texi: Include generic.texi and gimple.texi.
4050 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4051 (GIMPLE): Move to gimple.texi.
4052 (Annotations): Remove references to to stmt_ann_t and
4054 (SSA Operands): Rename from 'Statement Operands'.
4055 * doc/generic.texi: New.
4056 * doc/gimple.texi: New.
4057 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4058 * Makefile.in (TEXI_GCCINT_FILES):
4059 * gimple.c (gimple_copy_call_skip_args): Rename from
4060 giple_copy_call_skip_args. Update all users.
4061 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4063 2008-09-21 Ira Rosen <irar@il.ibm.com>
4065 PR tree-optimization/37539
4066 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4067 statement in related statement field only for the first load of the
4068 group of loads with the same data reference.
4070 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4072 * config/mips/mips.h (TUNE_OCTEON): New macro.
4073 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4074 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4075 * config/mips/octeon.md: New file.
4076 * config/mips/mips.md: Include octeon.md. Restore
4077 semi-alphabetical order of include files.
4079 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4082 * config/i386/i386.md (*jcc_fused_1): Removed.
4083 (*jcc_fused_2): Likewise.
4084 (*jcc_fused_3): Likewise.
4085 (*jcc_fused_4): Likewise.
4087 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4089 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4090 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4091 * target.h (gcc_target): Add ira_cover_classes.
4092 * ira.c: Remove IRA_COVER_CLASSES guards.
4093 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4094 instead of IRA_COVER_CLASSES.
4095 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4096 (setup_class_translate): Likewise.
4097 (setup_reg_class_intersect_union): Likewise.
4098 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4099 test of targetm.ira_cover_classes.
4100 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4101 of IRA_COVER_CLASSES.
4102 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4103 (TARGET_INITIALIZER): Include it.
4104 * targhooks.h (default_ira_cover_classes): Declare.
4105 * targhooks.c (default_ira_cover_classes): New function.
4107 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4109 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4111 2008-09-19 Ian Lance Taylor <iant@google.com>
4113 * varasm.c (narrowing_initializer_constant_valid_p): Return
4114 NULL_TREE if ENDTYPE is not an integer.
4116 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4119 * tree-ssa.c (execute_update_addresses_taken): Also update
4120 DECL_GIMPLE_REG_P for vector and complex types.
4122 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4123 Jan Hubicka <jh@suse.cz>
4126 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4127 empty before freeing them.
4128 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4130 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4132 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4133 * config/xtensa/predicates.md (tls_symbol_operand): New.
4134 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4135 (TARGET_CANNOT_FORCE_MEM): Define.
4136 (xtensa_tls_symbol_p): New.
4137 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4138 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4139 (xtensa_tls_module_base): New.
4140 (xtensa_call_tls_desc): New.
4141 (xtensa_legitimize_tls_address): New.
4142 (xtensa_legitimize_address): Handle TLS symbols.
4143 (xtensa_tls_referenced_p_1): New.
4144 (xtensa_tls_referenced_p): New.
4145 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4147 (XTENSA_BUILTIN_THREAD_POINTER): New.
4148 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4149 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4150 builtin. Add declarations for __builtin_thread_pointer and
4151 __builtin_set_thread_pointer.
4152 (xtensa_fold_builtin): Recognize new builtins.
4153 (xtensa_expand_builtin): Expand new builtins.
4154 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4155 (TARGET_THREADPTR): Define.
4156 (HAVE_AS_TLS): Define default value.
4157 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4158 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4159 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4160 (UNSPECV_SET_TP): New.
4161 (sym_TPOFF, sym_DTPOFF): New.
4162 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4163 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4164 * configure: Regenerated.
4166 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4169 * config/ia64/ia64.c (ia64_optimization_options): Move
4170 checking and setting flag_schedule_insns_after_reload and
4171 ia64_flag_schedule_insns2 back to ...
4172 (ia64_override_options): Here.
4174 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4177 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4178 zero extend count after the correction to it is done.
4179 (doloop_optimize): Update call to doloop_modify, don't zero extend
4182 2008-09-18 Martin Jambor <mjambor@suse.cz>
4184 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4186 * ipa-prop.c: Correct comments.
4187 * ipa-prop.h: Likewise.
4189 2008-09-18 Jan Hubicka <jh@suse.cz>
4192 * ipa-reference.c (ipa_reference_local_vars_info_d,
4193 ipa_reference_global_vars_info_d,
4194 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4195 ipa_reference_vars_info_t): Move here from ipa-reference.h
4196 (node_duplication_hook_holder, node_removal_hook_holder): New.
4197 (get_reference_vars_info_from_cgraph): Rename to ...
4198 (get_reference_vars_info): ... this one, use cgraph uids.
4199 (get_local_reference_vars_info, get_global_reference_vars_info):
4200 Use cgraph instead of decl.
4201 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4203 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4204 ipa_reference_get_written_global,
4205 ipa_reference_get_not_written_global): Use cgraph argument.
4206 (check_call): Simplify avail check.
4207 (scan_stmt_for_static_refs): Update.
4208 (propagate_bits): Update.
4209 (merge_callee_local_info): Remove.
4210 (init_function_info): Use cgraph nodes.
4211 (clean_function_local_data): Break out from ...
4212 (clean_function): ... here.
4213 (copy_local_bitmap, copy_global_bitmap): New functions.
4214 (duplicate_node_data, remove_node_data): New functions.
4215 (generate_summary): Register hooks; use visibility instead of
4217 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4218 * ipa-reference.h (ipa_reference_local_vars_info_d,
4219 ipa_reference_global_vars_info_d,
4220 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4221 ipa_reference_vars_info_t): Move to ipa-reference.c
4222 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4224 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4225 ipa_reference_get_not_read_global,
4226 ipa_reference_get_not_written_global): Update prototype.
4227 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4228 (init_state): Remove.
4229 (node_duplication_hook_holder, node_removal_hook_holder): New.
4230 (get_function_state, set_function_state): Use VECtor.
4231 (analyze_function): Check body availability.
4232 (add_new_function): Likewise.
4233 (duplicate_node_data, remove_node_data): New.
4234 (generate_summary): Register hooks; do not care about clones.
4235 (propafate): Do not care about clones; recursive functions are
4237 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4238 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4239 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4241 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4242 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4243 Update call of ipa-reference accesors.
4245 2008-09-18 Simon Baldwin <simonb@google.com>
4247 * c-opts.c (c_common_handle_option): Add handling for
4248 -Wbuiltin-macro-redefined command line option.
4249 * c.opt: Added builtin-macro-redefined option.
4250 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4253 2008-09-18 Richard Guenther <rguenther@suse.de>
4255 PR tree-optimization/37258
4256 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4257 and signedness for integral types.
4258 (vn_phi_eq): Require compatible types.
4260 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4263 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4264 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4266 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4267 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4268 ggc_free other TREE_LIST nodes from that chain.
4269 * function.c (instantiate_decls): Instantiate also DECL_RTL
4270 of vars in cfun->local_decls, free that list afterwards.
4272 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4274 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4275 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4277 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4279 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4280 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4282 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4284 PR tree-optimization/37102
4285 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4286 from a node. Check to see if another PHI is dead.
4287 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4288 remove real PHIs which have no uses.
4289 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4291 2008-09-18 Richard Guenther <rguenther@suse.de>
4294 * tree-cfg.c (remove_useless_stmts_1): Remove
4295 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4297 2008-09-18 Nick Clifton <nickc@redhat.com>
4299 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4300 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4301 to frv_secondary_reload_class.
4302 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4303 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4304 (frv_secondary_reload_class): Omit unused parameter.
4305 (frv_secondary_reload): New function. Handle the case when
4306 secondary_reload_class() is called before the reload_(in|out)
4307 _optabs have been initialised.
4308 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4310 * config/frv/frv.md: Define an exclusion set between fr550_m0
4313 2008-09-18 Richard Guenther <rguenther@suse.de>
4315 PR tree-optimization/37456
4316 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4317 want to insert after ends a BB insert on the single fallthru
4320 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4322 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4323 Mention -march=z9-109, z9-ec and z10.
4325 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4327 PR rtl-optimization/37544
4328 * regrename.c (maybe_mode_change): Exit early when copy_mode
4329 is narrower than orig_mode and narrower than new_mode.
4331 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4334 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4336 * sched-rgn.c (ref_counts): Remove.
4337 (insn_referenced): New static variable.
4338 (INSN_REF_COUNT): Remove.
4339 (sched_run_compute_dependencies): Use insn_referenced instead of
4341 (add_branch_dependences): Likewise. Delete dead assignment.
4343 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4345 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4346 consumer is an asm. Add comment why this is important.
4347 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4348 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4350 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4352 * expr.c (emit_group_store): Do not shift before moving via a
4355 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4357 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4358 from aggregate to non-aggregate type if the bit pattern is not fully
4359 preserved afterwards.
4361 2008-09-17 Richard Guenther <rguenther@suse.de>
4363 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4364 (verify_gimple_assign): ... this. Split into ...
4365 (verify_gimple_assign_unary): ... this,
4366 (verify_gimple_assign_binary): ... that,
4367 (verify_gimple_assign_single): ... and this.
4368 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4369 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4370 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4371 (verify_types_in_gimple_reference): Be forgiving with
4373 (verify_gimple_phi): Deal with virtual operands.
4375 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4377 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4379 * tree.c (get_callee_fndecl): Don't call the language hook.
4380 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4381 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4382 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4384 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4386 * tree.c (protected_set_expr_location): Don't unnecessarily
4387 check for error_mark_node.
4389 2008-09-17 Art Haas <ahaas@impactweather.com>
4391 * ipa-reference.c (analyze_function): Declare step only if
4392 ENABLE_CHECKING is defined.
4394 2008-09-17 Jan Hubicka <jh@suse.cz>
4397 * tree.h (DECL_INLINE): remove.
4398 (DECL_DECLARED_INLINE_P): Update docs.
4399 (DECL_NO_INLINE_WARNING_P): new.
4400 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4401 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4403 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4404 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4407 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4410 2008-09-17 Jan Hubicka <jh@suse.cz>
4412 * ipa-reference.c (ipa_obstack): Remove.
4413 (local_info_obstack, global_info_obstack): New.
4414 (add_static_var): We now handle variables only.
4415 (mark_address_taken, mark_load, mark_store): New functions based on ...
4416 (check_operand): ... remove.
4417 (get_asm_stmt_operands): Rename to ...
4418 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4419 (scan_stmt_for_static_refs): Rewrite.
4420 (scan_op_for_static_refs): Rename to ...
4421 (scan_initializer_for_static_refs): do not look for VAR_DECL
4422 initializers; stop recursion on types and decls.
4423 (ipa_init): Use proper obstacks.
4424 (analyze_variable): Use scan_initializer_for_static_refs.
4425 (init_function_info): Use local obstack.
4426 (analyze_function): Simplify.
4427 (add_new_function): We don't need visited_nodes obstack.
4428 (generate_summary): Use proper obstacks; cleanup after propagation.
4430 2008-09-17 Richard Guenther <rguenther@suse.de>
4433 PR tree-optimization/37491
4434 * alias.c (get_alias_set): Use the canonical type.
4435 * tree-vect-transform.c (vectorizable_store): Use the type of
4436 the lhs for the vector type. Adjust checking.
4437 (vectorizable_load): Adjust checking.
4439 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4440 Adam Nemet <anemet@caviumnetworks.com>
4442 PR rtl-optimization/37483
4443 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4444 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4445 Rearrange code to better match the original comment. Check
4446 t_unconditional first. Improve comment.
4448 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4451 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4452 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4455 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4456 GIMPLE_TRY if cleanup sequence is empty.
4458 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4461 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4462 eliminate IV if the cost are the same.
4464 2008-09-16 Richard Guenther <rguenther@suse.de>
4467 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4470 2008-09-16 Richard Guenther <rguenther@suse.de>
4472 PR tree-optimization/37508
4473 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4475 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4477 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4479 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4481 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4482 use gen_floatdidf2 directly.
4483 (floatunssidf2): Likewise.
4484 (floatsidf_ppc64_mfpgpr): Remove.
4485 (floatsidf_ppc64): Remove.
4486 (floatunssidf_ppc64): Remove.
4488 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4490 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4491 rather than update_cost_queue.
4493 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4494 in every call starting with the second one, instead of only when
4495 alias_bitmap_obstack.elements != NULL.
4497 * tree-predcom.c (filter_suitable_components): Free all refs in
4498 act->refs vector before calling release_component.
4499 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4501 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4503 * tree-loop-linear.c (linear_transform_loops): Initialize
4504 lambda_obstack only after calling perfect_loop_nest_depth.
4505 Goto free_and_continue instead of just continue for later failures.
4508 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4511 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4513 2008-09-14 Andreas Schwab <schwab@suse.de>
4515 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4517 2008-09-14 Jan Hubicka <jh@suse.cz>
4519 * invoke.texi (-fconserve-stack): Document.
4520 * opts.c (decode_options): Handle conserve_stack.
4521 * common.opt (fconvserve_stack): New.
4523 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4525 * config.host: Add x-aix to host_xmake_file.
4526 * config/rs6000/t-aix52: Do not override LDFLAGS.
4527 * config/rs6000/x-aix: New file.
4529 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4535 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4536 is not recognized as a valid register usage. Allow REG_X to be used
4538 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4539 forces a reload when using a base register.
4541 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4543 * config/i386/cygming-crtend.c (register_frame_ctor): If
4544 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4545 directly with atexit.
4546 (deregister_frame_ctor): Rename to ...
4547 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4548 if !DEFAULT_USE_CXA_ATEXIT.
4550 2008-09-13 Jan Hubicka <jh@suse.cz>
4552 * cgraph.c: Include value-prof.h
4553 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4555 2008-09-13 Jan Hubicka <jh@suse.cz>
4558 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4559 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4560 tree_gen_one_value_profiler, tree_gen_average_profiler,
4561 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4563 2008-09-13 Jan Hubicka <jh@suse.cz>
4565 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4566 too many bytes on misalligned blocks.
4568 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4570 * doc/cfg.texi: Fix some typos.
4571 * doc/extend.texi: Likewise.
4572 * doc/install.texi: Likewise.
4573 * doc/invoke.texi: Likewise.
4574 * doc/rtl.texi: Likewise.
4575 * doc/tree-ssa.texi: Likewise.
4577 2008-09-13 Richard Guenther <rguenther@suse.de>
4580 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4581 gimple stores for memory rhs.
4583 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4585 PR rtl-optimization/37489
4586 * cse.c (fold_rtx): Don't return const_true_rtx for float
4587 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4589 2008-09-13 Jan Hubicka <jh@suse.cz>
4591 PR tree-optimization/37392
4592 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4594 2008-09-13 Martin Jambor <mjambor@suse.cz>
4595 Jan Hubicka <jh@suse.cz>
4597 * cgraph.c (free_edges): New variable.
4598 (NEXT_FREE_EDGE): New macro.
4599 (cgraph_free_edge): New function.
4600 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4601 (cgraph_node_remove_callees): Likewise.
4602 (cgraph_node_remove_callers): Likewise.
4603 (cgraph_create_edge): Reuse edges from the free list. Do not
4604 update uid if doing so.
4605 (cgraph_remove_*_hook): Add free call.
4607 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4609 * ira-color.c (conflict_allocno_vec): Delete.
4610 (update_cost_queue_elem): New structure.
4611 (update_cost_queue): New variable.
4612 (update_cost_queue_tail): Likewise.
4613 (update_cost_queue_elems): Likewise.
4614 (allocno_update_cost_check): Delete.
4615 (initiate_cost_update): Allocate update_cost_queue_elems
4616 instead of allocno_update_cost_check.
4617 (finish_cost_update): Update the free()s accordingly.
4618 (start_update_cost): New function.
4619 (queue_update_cost): Likewise.
4620 (get_next_update_cost): Likewise.
4621 (update_copy_costs_1): Inline into...
4622 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4623 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4624 once we've established they are equal. Don't allocate update
4625 costs if there is nothing to add to them.
4626 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4627 DIVISOR arguments. Use a queue instead of recursive calls;
4628 process all the allocnos in the initial queue, rather than
4630 (assign_hard_reg): Use queue_update_cost instead of
4631 conflict_allocno_vec. Queue coalesced allocnos instead
4632 of calling update_conflict_hard_regno_costs for each one.
4633 Just call update_conflict_hard_regno_costs once for the
4635 (ira_color): Remove conflict_allocno_vec handling.
4637 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4639 PR tree-optimization/37484
4640 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4641 (save_var_name): Same.
4642 (initialize_cloog_names): Same.
4643 (initialize_cloog_names): Same.
4645 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4647 * tree-scalar-evolution.c (set_instantiated_value): Set
4650 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4654 * ira-build.c (common_loop_tree_node_dominator): Remove.
4655 (copy_live_ranges_to_removed_store_destinations): New function.
4656 (regno_top_level_allocno_map): Move to top level from ...
4657 (ira_flattening): ... here. Use
4658 copy_live_ranges_to_removed_store_destinations.
4660 * ira-emit.c (generate_edge_moves): Fix a comment.
4662 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4665 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4666 scratch register after 'set' pattern.
4668 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4670 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4671 information passed to mark_reg_pointer.
4672 * explow.c (force_reg): Likewise.
4674 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4676 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4677 when building for the celledp architecture.
4679 2008-09-12 Richard Guenther <rguenther@suse.de>
4681 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4683 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4685 PR rtl-optimization/37424
4686 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4687 the regnos instead of the addresses.
4689 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4691 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4693 2008-09-11 Richard Guenther <rguenther@suse.de>
4695 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4696 entering the weaker equivalence recording.
4698 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4700 2008-09-11 Jeff Law <law@redhat.com>
4702 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4703 by assign_stack_local on the IRA path for stack slot sharing
4704 as well as the non-IRA path.
4706 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4708 * config/i386/i386.h: Fix whitespace issues.
4710 2008-09-11 Martin Jambor <mjambor@suse.cz>
4712 * ipa-prop.h (struct ipa_param_flags): Removed.
4713 (struct ipa_param_descriptor): New structure.
4714 (struct ipa_node_params): ipcp_lattices, param_decls and
4715 param_flags moved to ipa_param_description.
4716 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4717 descriptors. Renamed all users.
4718 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4719 changed to access descriptors. Renamed all users.
4720 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4721 to access descriptors. Renamed all users.
4722 * ipa-cp.c (ipcp_init_cloned_node): Call
4723 ipa_initialize_node_params instead of ipa_count_formal_params and
4724 ipa_create_param_decls_array.
4725 (ipcp_analyze_node): Likewise.
4726 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4727 descriptors. Renamed all users.
4728 (ipcp_initialize_node_lattices): Remove allocation.
4729 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4730 ipa_initialize_node_params instead of ipa_count_formal_params and
4731 ipa_create_param_decls_array.
4732 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4733 ipa_populate_param_decls, made static, added parameter info,
4734 renamed mt to node, removed allocation, changed to use
4736 (ipa_count_formal_params): Made static, added parameter info,
4738 (ipa_initialize_node_params): New function.
4739 (ipa_check_stmt_modifications): Changed to use descriptors.
4740 (ipa_detect_param_modifications): Removed allocation, changed to
4742 (ipa_note_param_call): Changed to use descriptors.
4743 (ipa_analyze_params_uses): Removed allocation.
4744 (ipa_free_node_params_substructures): Changed to use descriptors.
4745 (ipa_edge_duplication_hook): Use the unused attribute.
4746 (ipa_node_duplication_hook): Use the unused attribute, changed to
4747 use descriptors, changed to duplicate descriptors.
4749 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4750 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4751 indirect inlining. Made static.
4752 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4753 functions called only once.
4754 (cgraph_decide_recursive_inlining): Don't call
4755 ipa_propagate_indirect_call_infos, pass new_edges to
4756 cgraph_mark_inline_edge instead.
4757 (cgraph_decide_inlining_of_small_functions): Don't call
4758 ipa_propagate_indirect_call_infos, pass new_edges to
4759 cgraph_mark_inline_edge instead.
4760 (cgraph_decide_inlining): Don't call
4761 ipa_propagate_indirect_call_infos.
4762 * ipa-prop.c: Check that vectors are allocated.
4764 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4765 iff a new cgraph edges have been created.
4766 (cgraph_decide_inlining): New variable redo_always_inline.
4767 Flattening and always_inlining loop until callgraph stabilizes.
4768 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4769 true iff new cgraph edges have been created.
4770 (propagate_info_to_inlined_callees): Likewise.
4771 (ipa_propagate_indirect_call_infos): Likewise.
4773 2008-09-11 Richard Guenther <rguenther@suse.de>
4775 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4776 (set_prologue_iterations): Likewise.
4777 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4779 (vect_update_init_of_dr): Likewise.
4780 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4782 * fold-const.c (fold_unary): Do not generate calculations
4785 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4787 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4788 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4789 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4791 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4793 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4794 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4795 before finalizing the changes.
4796 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4798 (simplify_truth_ops_using_ranges): New.
4799 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4800 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4801 whether a simplification was made.
4802 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4803 use a switch statement and also call simplify_truth_ops_using_ranges.
4805 2008-09-11 Jan Hubicka <jh@suse.cz>
4807 * ggc-common.c (loc_array): Make static.
4808 * dce.c (rest_of_handle_ud_dce): Free worklist.
4810 2008-09-11 Jan Hubicka <jh@suse.cz>
4812 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4813 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4814 function so we are sure we do not dangle it forever.
4815 * function.c (outer_function_chain, find_function_data): Remove.
4816 (function_context_stack): New.
4817 (push_function_context, pop_function_context): Update.
4818 * function.h (struct function): Remove pointer outer.
4819 (outer_function_chain, find_function_data): Remove.
4820 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4822 2008-09-11 Jan Hubicka <jh@suse.cz>
4825 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4827 2008-09-11 Jan Hubicka <jh@suse.cz>
4829 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4831 2008-09-11 Jan Hubicka <jh@suse.cz>
4833 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4834 (free_var_map_entry): New function.
4835 (redirect_edge_var_map_destroy): Use it.
4837 2008-09-11 Jan Hubicka <jh@suse.cz>
4840 * tree-inline.c (add_lexical_block): Replace with ...
4841 (prepend_lexical_block): ... prepend at begginig.
4842 (remap_blocks): Use it and reverse later.
4843 (expand_call_inline): Use prepend_lexical_block.
4845 2008-09-11 Jan Hubicka <jh@suse.cz>
4847 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4849 2008-09-11 Jan Hubicka <jh@suse.cz>
4851 * function.c (free_after_compilation): Call insn_locators_free.
4852 * cfglayout.c (insn_locators_free): New function.
4853 * rtl.h (insn_locators_free): Declare.
4855 2008-09-11 Jan Hubicka <jh@suse.cz>
4857 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4859 (cond_move_process_if_block): Update call.
4861 2008-09-11 Jan Hubicka <jh@suse.cz>
4863 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4864 * vec.c: Include hashtab.h
4865 (vec_descriptor, ptr_hash_entry): New structures.
4866 (vec_desc_hash, vec_ptr_map): New static variables.
4867 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4868 register_overhead, free_overhead, vec_heap_free): New functions.
4869 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4870 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4871 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4874 2008-09-11 Ira Rosen <irar@il.ibm.com>
4876 PR tree-optimization/37474
4877 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4878 length of load permutation.
4880 2008-09-11 Andreas Schwab <schwab@suse.de>
4882 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4884 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4887 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4888 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4889 simplify_gen_subreg.
4891 2008-09-11 Ira Rosen <irar@il.ibm.com>
4893 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4896 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4899 * gimplify.c (gimplify_body): Call default_rtl_profile.
4902 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4903 instead of tok->val.node if not expanding to something else. Handle
4904 intervening CPP_PADDING tokens.
4905 (altivec_categorize_keyword): Remove unneeded comparisons.
4907 2008-09-10 Richard Guenther <rguenther@suse.de>
4909 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4911 2008-09-10 Richard Guenther <rguenther@suse.de>
4914 * tree-inline.c (insert_init_stmt): Make sure to not
4915 insert invalid gimple stores.
4917 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4919 PR tree-optimization/37388
4920 * toplev.c (process_options): Fail and warn when graphite
4921 flags are used, but the compiler has not been configured
4922 with graphite libraries.
4923 * graphite.c (graphite_transform_loops): Remove printfs
4924 to dump_file for the case when graphite is not available.
4926 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4929 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4930 the even element into register.
4931 (ix86_expand_vector_init_general): Don't use
4932 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4933 if we can't move from GPR to SSE register directly.
4935 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4937 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4938 not lose track of the number of NOPs needed. Number of NOPs needed
4939 for sync vs. loads workaround was switched; corrected. Run second
4940 pass for all workarounds. No NOPs needed after call insns. Change
4941 second pass to use find_next_insn_start and find_load helpers in order
4942 to properly detect parallel insns.
4943 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4945 2008-09-10 Jan Hubicka <jh@suse.cz>
4947 * value-prof.c (gimple_ic): Fix tuplification bug.
4948 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4951 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4953 PR tree-optimization/37353
4954 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4955 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4956 calls instead of cond_dead_built_in_calls.
4957 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4958 initalize the vector only before adding first entry. Use VEC_safe_push
4959 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4960 shrink_wrap_conditional_dead_built_in_calls call.
4962 2008-09-10 Ira Rosen <irar@il.ibm.com>
4964 PR tree-optimization/37385
4965 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4966 argument, and use it as a vector type if not NULL.
4967 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4969 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4970 additional argument.
4971 (vectorizable_load): Likewise.
4973 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4975 * config/i386/i386.md (SWI32): New mode iterator.
4976 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4979 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4981 PR rtl-optimization/37435
4982 * caller-save.c (insert_restore, insert_save): Check the mode by
4985 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4988 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4990 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4993 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4995 * doc/invoke.texi (ARM Options): Correct errors in discussion
4996 of -mfloat-abi, -mhard-float, and -msoft-float.
4998 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4999 Jan Hubicka <jh@suse.cz>
5002 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5003 calling gimple_regimplify_operands on it. Iterate over all newly
5004 added statements, not just the last one.
5005 (insert_init_stmt): Insert stmt into seq first, then call
5006 gimple_regimplify_operands on it. Don't create new gimplification
5007 context, nor find referenced vars.
5009 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5012 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5013 to pointer to vector pointer.
5014 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5015 propagate_info_to_inlined_callees): Likewise.
5016 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5017 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5018 ipa_check_create_edge_args.
5019 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5020 argument to pointer to vector pointer.
5021 (cgraph_decide_inlining_of_small_function): Adjust
5022 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5026 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5027 optimizing for size, not speed.
5029 PR rtl-optimization/37408
5030 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5031 if parm is promoted.
5033 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5035 PR tree-optimization/37375
5036 * tree-scalar-evolution.c (scev_info_str): Add field
5038 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5039 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5040 set_instantiated_value): Pass instantiated_below.
5041 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5043 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5044 the definitions are not instantiated.
5046 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5047 (block_before_loop): New.
5048 * tree-data-ref.c (dr_analyze_indices): Update uses of
5050 * graphite.c (block_before_scop): New.
5051 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5052 basic block, not a loop for determining the parameters.
5053 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5055 (idx_record_params, find_params_in_bb, find_scop_parameters,
5056 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5057 to instantiate_scev.
5059 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5061 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5065 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5067 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5068 Check zero freq and increase if necessary.
5070 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5072 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5073 regno is in the right range. Add comments.
5075 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5077 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5079 * mips-tfile.c (copy_object): Cast alloca result to int *.
5080 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5082 Rename class to sclass.
5083 (read_tfile): Cast read_seek return values to proper types.
5084 Cast xcalloc return value to proper type.
5086 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5088 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5089 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5090 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5092 2008-09-09 Jan Hubicka <jh@suse.cz>
5094 * profile.c (is_edge_inconsistent): Add debug output; ignore
5095 negative count on fake edges.
5096 (is_inconsistent): Add debug output.
5098 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5100 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5102 (choose_ready): When first insn is chosen from the ready list, also
5105 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5107 PR rtl-optimization/37360
5108 * haifa-sched.c (max_issue): Do not assert that we never issue more
5109 insns than issue_rate. Add comment.
5111 2008-09-09 Richard Guenther <rguenther@suse.de>
5113 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5114 (verify_types_in_gimple_call): Rename to ...
5115 (verify_gimple_call): ... this. Enhance.
5116 (verify_types_in_gimple_cond): Remove.
5117 (verify_gimple_comparison): New function ...
5118 (verify_types_in_gimple_assign): ... split out from here.
5119 (verify_types_in_gimple_return): Rename to ...
5120 (verify_gimple_return): ... this. Enhance.
5121 (verify_types_in_gimple_switch): Rename to ...
5122 (verify_gimple_switch): ... this. Enhance.
5123 (verify_gimple_goto): New function.
5124 (verify_types_in_gimple_phi): Rename to ...
5125 (verify_gimple_phi): ... this. Enhance.
5126 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5127 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5128 (verify_types_in_gimple_seq_2): Remove cases handled in
5129 verify_types_in_gimple_stmt.
5131 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5133 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5134 (push_multiple_operation, pop_multiple_operation): Set it.
5135 (workaround_rts_anomaly): New function.
5136 (workaround_speculation): New function, broken out of bfin_reorg.
5137 (bfin_reorg): Call the new functions.
5139 2008-09-09 Richard Guenther <rguenther@suse.de>
5143 * gimplify.c (gimplify_conversion): Change conversions of
5144 non-register type to VIEW_CONVERT_EXPRs.
5145 (gimplify_addr_expr): If we need to make the operand
5146 addressable make sure to use a properly initialized
5147 temporary for that so it gets a valid gimple store.
5149 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5151 * function.h (struct function): Add function_start_locus.
5152 * cfgexpand.c (gimple_expand_cfg): Use it.
5153 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5155 2008-09-09 Richard Guenther <rguenther@suse.de>
5157 PR tree-optimization/37433
5158 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5161 2008-09-09 Richard Guenther <rguenther@suse.de>
5163 PR tree-optimization/37387
5164 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5165 and bits to a common type.
5167 2008-09-09 Nick Clifton <nickc@redhat.com>
5169 * config/v850/v850.md (return): Restore frame size restriction.
5171 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5173 * c-common.c (c_expand_decl): Remove.
5174 * c-common.h (anon_aggr_type_p): Remove prototype.
5175 (DECL_ANON_UNION_ELEMS): Remove.
5176 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5177 * c-decl.c (anon_aggr_type_p): Remove.
5178 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5179 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5180 * langhooks.h (struct lang_hooks): Remove expand_decl.
5181 * langhooks.c (lhd_expand_decl): Remove.
5182 * stmt.c (expand_anon_union_decl): Remove.
5183 * tree.h (expand_anon_union_decl): Remove prototype.
5185 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5188 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5190 * config/avr/avr.md (QISI) : Define mode iterator.
5191 (negated_tst<mode>) : Redefine as split using mode macro.
5192 (reversed_tstqi): Define insn as reversed compare with zero.
5193 (reversed_tsthi): Ditto.
5194 (reversed_tstsi): Ditto.
5196 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5199 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5200 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5203 * predict.c (optimize_function_for_size_p): Don't segfault if
5205 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5206 tree_swap_operands_p): Don't test cfun != NULL before calling
5207 optimize_function_for_s*_p.
5209 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5211 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5214 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5216 * crx/crx.h (IRA_COVER_CLASSES): Define.
5218 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5221 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5222 even when a stmt has been gimple_modified_p, but after fold_stmt is
5223 not any longer. Remove unneeded may_have_exposed_new_symbols
5226 2008-09-08 Richard Guenther <rguenther@suse.de>
5228 PR tree-optimization/37421
5229 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5232 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5235 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5237 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5240 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5241 * pa-hpux10.h (LINK_SPEC): Likewise.
5242 * pa-hpux11.h (LINK_SPEC): Likewise.
5244 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5246 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5247 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5249 2008-09-07 Helge Deller <deller@gmx.de>
5251 * pa/linux-atomic.c: New file.
5252 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5253 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5255 2008-09-07 Richard Guenther <rguenther@suse.de>
5256 Ira Rosen <irar@il.ibm.com>
5258 PR tree-optimization/36630
5259 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5260 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5262 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5263 Ira Rosen <irar@il.ibm.com>
5265 PR tree-optimization/35642
5266 * config/rs6000/altivec.md (mulv8hi3): Implement.
5268 2008-09-06 Jeff Law <law@redhat.com>
5270 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5272 2008-09-06 Jan Hubicka <jh@suse.cz>
5274 PR tree-optimization/14703
5275 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5277 * passes.c (init_optimization_passes): Recompute inline parameters.
5279 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5281 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5284 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5285 Peter Fuerst <post@pfrst.de>
5287 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5288 * doc/extend.texi: Document __builtin_mips_cache.
5289 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5290 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5291 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5292 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5293 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5294 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5295 (set_push_mips_isas): New variable.
5296 (mips_r10k_cache_barrier): New variable.
5297 (cache): New availability predicate.
5298 (mips_builtins): Add an entry for __builtin_mips_cache.
5299 (mips_build_cvpointer_type): New function.
5300 (MIPS_ATYPE_CVPOINTER): New macro.
5301 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5303 (r10k_simplified_address_p, r10k_simplify_address)
5304 (r10k_uncached_address_p, r10k_safe_address_p)
5305 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5306 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5307 (r10k_insert_cache_barriers): New functions.
5308 (mips_reorg_process_insns): Delete cache barriers after a
5309 branch-likely instruction.
5310 (mips_reorg): Call r10k_insert_cache_barriers.
5311 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5312 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5313 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5314 (mips_cache, r10k_cache_barrier): New define_insns.
5316 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5318 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5319 * ira-color.c (setup_allocno_left_conflicts_num): Use
5320 hard_reg_set_equal_p instead of a comparison with
5321 ira_zero_hard_reg_set.
5322 * ira.c (setup_reg_subclasses): Likewise.
5323 (setup_cover_and_important_classes): Likewise.
5324 (setup_class_translate): Likewise.
5325 (setup_reg_class_intersect_union): Likewise.
5326 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5327 (ira_init_once): Don't initialize them.
5329 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5331 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5333 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5335 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5337 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5339 Improved branch hints, safe hints, and scheduling.
5341 * haifa-sched.c (sched_emit_insn) : Define.
5342 * sched-int.h (sched_emit_insn) : Add prototype.
5343 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5344 -mhint-max-distance -msafe-hints) : Document.
5345 * config/spu/spu.c (spu_flag_var_tracking): New.
5346 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5347 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5348 TARGET_ASM_FILE_START): Define.
5349 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5350 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5351 (spu_emit_branch_hint): Add blocks argument.
5352 (insert_branch_hints, insert_nops): Remove.
5353 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5354 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5355 spu_sched_reorder, asm_file_start): New functions.
5356 (clock_var, spu_sched_length, pipe0_clock,
5357 pipe1_clock, prev_clock_var, prev_priority,
5358 spu_ls_first, prev_ls_clock): New static variables.
5359 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5360 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5361 (nopn_nv): Add a non-volatile version of nop.
5362 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5363 -mhint-max-distance, -msafe-hints): New options.
5365 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5366 Samuel Tardieu <sam@rfc1149.net>
5368 * opts.c (decode_options): Combine nested if statements.
5371 * opts.c (decode_options): Handle more relationships among
5372 unit-at-a-time, toplevel-reorder, and section-anchors.
5374 2008-09-05 David Daney <ddaney@avtrex.com>
5376 * doc/install.texi (--enable-reduced-reflection): Document new option.
5378 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5380 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5382 (constantpool_operand): New.
5383 (move_operand): Disallow sub-word modes for the constant pool.
5384 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5385 (xtensa_secondary_reload_class): Replace with....
5386 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5387 Set icode for sub-word reloads from the constant pool.
5388 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5389 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5390 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5391 * config/xtensa/xtensa-protos.h: Update prototypes.
5393 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5395 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5396 (REG_CLASS_NAMES): Update.
5397 (REG_CLASS_CONTENTS): Update.
5398 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5399 of ALL_REGS for regs 77 and 78.
5400 * function.c (instantiate_virtual_regs_in_insn): Assert that
5401 return value of simplify_gen_subreg is not NULL.
5403 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5405 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5406 (gen_rtvec_v): Fix coding standards.
5408 2008-09-04 Jan Hubicka <jh@suse.cz>
5410 * i386.c (decide_alg): Be more conservative about optimizing for size.
5412 2008-09-04 Ian Lance Taylor <iant@google.com>
5414 * varasm.c (narrowing_initializer_constant_valid_p): New
5416 (initializer_constant_valid_p): Call it.
5418 2008-09-04 Jeff Law <law@redhat.com>
5420 * fold-const.c (native_encode_real): Fix computation of WORDS.
5421 (native_interpret_real): Likewise.
5423 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5425 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5427 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5429 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5430 that the cost is already taken into account in ira-costs.c
5432 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5434 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5435 ira_debug_copies): New.
5436 (ira_bulid): Call print_copies.
5438 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5440 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5443 * config/rs6000/rs6000.c (optimization_options): Remove check of
5444 flag_toplevel_order.
5446 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5448 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5449 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5450 second operand is a reg_imm10_operand.
5451 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5452 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5453 (*seq_<GPR:mode><GPR2:mode>): Rename to
5454 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5456 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5457 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5459 (*sne_<GPR:mode><GPR2:mode>): Rename to
5460 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5463 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5465 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5466 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5467 combining an arithmetic right shift by more than 31 and a
5468 trunction. Don't match for out-of-range shift amounts. Set
5469 attribute mode to <MODE>.
5470 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5471 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5472 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5473 shifts by less than 32.
5474 (extv): Change predicate on first operand to accept registers.
5475 Change predicate of the other operands from immediate_operand to
5476 const_int_operand. Expand exts when source is a register.
5477 (extzv): Change predicate of the constant operands from
5478 immediate_operand to const_int_operand.
5479 (extzv<mode>): Change predicate of the constant operands from
5480 immediate_operand to const_int_operand and no constraint. Also
5482 (*extzv_trunc<mode>_exts): New pattern.
5484 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5486 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5487 * config/mips/mips-protos.h (mask_low_and_shift_p,
5488 mask_low_and_shift_len): Declare.
5489 * config/mips/mips.c (mask_low_and_shift_p,
5490 mask_low_and_shift_len): New functions.
5491 (mips_print_operand): Handle new operand prefix "m".
5492 * config/mips/mips.md (*cins<mode>): New pattern.
5494 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5496 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5497 optimizing for size.
5499 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5501 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5502 regardless of epilogue_completed.
5504 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5507 * ira-lives.c (process_bb_node_lives): Check setjmp.
5509 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5512 * ira-build.c (form_loop_tree): Reverse BB walk.
5513 (create_bb_allocnos): Likewise.
5514 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5515 (mark_reg_store): Rename to...
5516 (mark_ref_live): ...this and take a df_ref argument instead of
5517 note_stores arguments. Assert that we have a register.
5518 (mark_reg_clobber): Delete.
5519 (def_conflicts_with_inputs_p): New function.
5520 (mark_reg_conflicts): Delete.
5521 (mark_reg_death): Rename to...
5522 (mark_ref_dead): ...this and take a df_ref argument instead of
5523 a register. Assert that we have a register.
5524 (process_bb_node_lives): Hoist frequency calculation out of
5525 instruction walk. Convert from a forwards scan to a backwards scan.
5526 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5527 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5528 (create_allocno_live_ranges): Don't create regs_set.
5530 2008-09-04 Ian Lance Taylor <iant@google.com>
5532 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5533 or REG_LABEL_TARGET.
5534 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5535 comparing MODE with MEM.
5536 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5537 comparing with GF_PREDICT_TAKEN.
5538 (gimple_get_lhs): Change code to enum gimple_code.
5539 (gimple_set_lhs): Likewise.
5540 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5541 * omp-low.c (find_omp_clause): Change kind parameter to enum
5543 * tree-flow.h (find_omp_clause): Update declaration.
5544 * regrename.c (clear_dead_regs): Change kind parameter to enum
5546 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5548 * see.c (see_get_extension_data): Change return type to enum
5549 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5550 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5551 (see_gen_normalized_extension): Change extension_code parameter to
5553 (see_seek_pre_extension_expr): Change extension_code to enum
5555 (see_merge_one_def_extension): Likewise.
5556 (see_handle_relevant_defs): Likewise.
5557 (see_handle_relevant_uses): Likewise.
5558 (see_analyze_one_def): Likewise.
5559 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5560 GIMPLE_ASM rather than ASM_EXPR.
5561 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5562 GIMPLE_RETURN rather than RETURN_EXPR.
5563 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5564 (evaluate_stmt): Likewise.
5565 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5566 to enum vect_relevant.
5567 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5568 compare gimple codes with tree codes.
5570 2008-09-04 Paul Brook <paul@codesourcery.com>
5572 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5574 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5576 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5577 pointer check lost in the recent no-unit-at-a-time patch.
5579 2008-09-04 Jan Hubicka <jh@suse.cz>
5582 * tree-switch-conversion.c (check_final_bb): Accept only IP
5585 2008-09-04 Jan Hubicka <jh@suse.cz>
5587 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5589 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5590 using_ranges argument.
5591 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5592 (vrp_visit_cond_stmt): Update call of
5593 vrp_evaluate_conditional_warnv_with_ops
5595 2008-09-04 Jan Hubicka <jh@suse.cz>
5597 PR tree-optimization/37345
5598 PR tree-optimization/37358
5599 PR tree-optimization/37357
5600 * tree.c (build_function_type_skip_args): Build distinct type copy;
5602 (build_function_decl_skip_args): Set type of new decl not orig decl;
5603 clear DECL_VINDEX for methods turned into functions.
5605 2008-09-04 Nick Clifton <nickc@redhat.com>
5607 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5608 * configure: Regenerate.
5609 * config.in: Regenerate.
5610 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5611 alignment field, if it is supported.
5613 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5615 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5618 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5620 * config/rs6000/rs6000.c (processor_target_table): Do not
5621 enable VMX for POWER6.
5623 2008-09-03 Anton Blanchard <anton@samba.org>
5625 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5626 emit memory barrier before operation.
5628 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5631 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5632 default_elf_asm_output_external.
5634 2008-09-03 Jeff Law <law@redhat.com>
5636 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5638 2008-09-03 Richard Henderson <rth@redhat.com>
5640 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5641 memory barrier to below the test-and-set.
5642 (alpha_split_lock_test_and_set_12): Likewise.
5644 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5648 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5651 * ira-color.c (print_loop_title): Use all_allocnos.
5652 (color_pass): Ditto. Don't add border_allocnos. Check that
5653 subloop allocno in the correspdoning bitmap all_allocnos.
5655 * ira-emit.c (change_loop): Use all_allocnos.
5657 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5658 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5659 (create_cap_allocno): Remove setting mentioned_allocnos.
5660 (create_insn_allocnos): Ditto.
5661 (remove_unnecessary_allocnos): Use all_allocnos.
5662 (check_allocno_creation): Check that allocnos are in the
5663 corresponding bitmap all_allocnos.
5665 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5669 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5670 (process_regs_for_copy): Process subregs. Refine check when cost
5671 is taken into account in ira-costs.c.
5672 (process_reg_shuffles): Use REG_SUBREG_P.
5673 (add_insn_allocno_copies): Ditto. Ignore modes.
5675 * ira-color.c (conflict_allocno_vec): New.
5676 (COST_HOP_DIVISOR): New macro.
5677 (update_copy_costs_1): Use it.
5678 (update_conflict_hard_regno_costs): New function.
5679 (assign_hard_reg): Use it.
5680 (ira_color): Allocate and free conflict_allocno_vec.
5682 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5686 * ira-int.h (ira_sort_insn_chain): Remove.
5688 * ira.c (basic_block_order_nums, chain_insn_order,
5689 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5690 (ira): Don't call ira_sort_insn_chain.
5692 * reload1.c (reload): Don't call ira_sort_insn_chain.
5694 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5697 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5698 which become non throw.
5699 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5700 update_call_expr after updating the flags on the decl.
5702 2008-09-03 Jan Hubicka <jh@suse.cz>
5704 PR tree-optimization/37315
5705 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5706 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5707 (cgraph_analyze_functions): Use node->analyzed
5708 (cgraph_mark_functions_to_output): Likewise.
5709 (cgraph_expand_function): All functions can be released after
5711 (cgraph_optimize): Use gimple_has_body_p.
5712 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5713 (cgraph_decide_inlining_incrementally): Likewise.
5714 (inline_transform): Inline transform.
5715 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5717 (inlinable_function_p): Drop gimple_body check.
5718 (expand_call_inline): Use gimple_has_body_p.
5719 * gimple.c (gimple_has_body_p): New.
5720 * gimple.h (gimple_has_body_p): Add prototype.
5721 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5722 (dump_function_to_file): Use gimple_has_body_p check.
5724 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5727 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5729 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5731 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5733 From Michael Frysinger <michael.frysinger@analog.com>
5734 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5735 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5738 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5741 * doc/extend.texi: Document picoChip builtin functions.
5742 * doc/invoke.texi: Document picoChip options.
5743 * doc/contrib.texi: Add picoChip contribution.
5744 * doc/md.texi: Document picoChip constraints.
5745 * config.gcc: Add picochip-*-*.
5746 * config/picochip/: Add new port.
5748 2008-09-03 Richard Guenther <rguenther@suse.de>
5750 PR tree-optimization/37328
5751 * tree-sra.c (sra_build_assignment): Gimplify properly.
5752 (generate_copy_inout): Take the correct stmt as definition,
5753 remove bogus assert.
5755 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5757 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5760 From Michael Frysinger <michael.frysinger@analog.com>
5761 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5763 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5765 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5766 (__gthread_setspecific): Revert 2008-08-31 change to
5767 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5769 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5771 * diagnostic.c (error_at): New.
5772 * toplev.h (error_at): New prototype.
5773 * c-typeck.c (build_array_ref): Call error_at instead of error.
5774 Pass location to pedwarn.
5776 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5778 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5780 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5782 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5783 VAR_DECL and CONST_DECL.
5785 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5786 Jakub Jelinek <jakub@redhat.com>
5788 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5789 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5790 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5791 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5792 Don't set ix86_save_varrargs_registers.
5793 (ix86_setup_incoming_varargs): Assume cum != NULL.
5794 (ix86_va_start): Check ix86_varargs_gpr_size and
5795 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5796 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5797 from frame pointer if ix86_varargs_gpr_size == 0.
5798 (ix86_compute_frame_layout): Updated.
5799 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5800 (ix86_varargs_gpr_size): Define.
5801 (ix86_varargs_fpr_size): Likewise.
5802 (machine_function): Remove save_varrargs_registers.
5803 Add varargs_gpr_size and varargs_fpr_size.
5805 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5807 * config/alpha/alpha.c (va_list_skip_additions,
5808 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5809 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5812 PR tree-optimization/36766
5813 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5814 for already removed basic blocks.
5817 * real.c (real_maxval): Clear a lower bit to make real_maxval
5818 match get_max_float for IBM long double format.
5820 2008-09-02 Andreas Schwab <schwab@suse.de>
5822 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5823 * configure: Regenerate.
5825 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5827 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5828 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5829 checking for a non-VOID CONSTANT_P.
5831 2008-09-02 Jan Hubicka <jh@suse.cz>
5833 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5834 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5837 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5839 * expr.c (emit_group_store): Don't assert stack temp mode size.
5841 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5842 Tobias Grosser <grosser@fim.uni-passau.de>
5843 Jan Sjodin <jan.sjodin@amd.com>
5844 Harsha Jagasia <harsha.jagasia@amd.com>
5845 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5846 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5847 Adrien Eliche <aeliche@isty.uvsq.fr>
5849 Merge from graphite branch.
5852 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5853 * doc/invoke.texi (-floop-block, -floop-interchange,
5854 -floop-strip-mine): Document new flags.
5855 * tree-into-ssa.c (gimple_vec): Moved...
5856 * tree-loop-distribution.c (rdg_component): Moved...
5857 * cfgloopmanip.c: Include tree-flow.h.
5858 (update_dominators_in_loop): New.
5859 (create_empty_if_region_on_edge): New.
5860 (create_empty_loop_on_edge): New.
5861 (loopify): Use update_dominators_in_loop.
5862 * tree-pass.h (pass_graphite_transforms): Declared.
5863 * configure: Regenerate.
5864 * tree-phinodes.c (make_phi_node): Export.
5865 (add_phi_node_to_bb): New, split from create_phi_node.
5866 * tree-chrec.c (for_each_scev_op): New.
5867 * tree-chrec.h (for_each_scev_op): Declared.
5868 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5869 (remove_statement): Call get_phi_with_result.
5870 * config.in (HAVE_cloog): Undef.
5871 * gdbinit.in (pgg): New.
5872 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5873 * tree-ssa-loop.c (graphite_transforms): New.
5874 (gate_graphite_transforms): New.
5875 (pass_graphite_transforms): New.
5876 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5877 HAVE_cloog): Defined.
5878 * tree-vectorizer.c (rename_variables_in_bb): Export.
5879 * tree-data-ref.c (dr_may_alias_p): Export.
5880 (stmt_simple_memref_p): New.
5881 (find_data_references_in_stmt): Export.
5882 (find_data_references_in_loop): Export.
5883 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5884 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5885 (create_rdg_vertices): Export.
5886 (build_empty_rdg): New.
5887 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5888 * tree-data-ref.h (rdg_component): ... here.
5890 (struct data_reference): Add a field scop.
5892 (find_data_references_in_loop): Declared.
5893 (find_data_references_in_stmt): Declared.
5894 (create_rdg_vertices): Declared.
5895 (dr_may_alias_p): Declared.
5896 (stmt_simple_memref_p): Declared.
5897 (struct rdg_edge): Add a field ddr_p relation.
5898 (build_empty_rdg): Declared.
5899 * lambda.h (lambda_matrix): Declare a VEC of.
5900 (find_induction_var_from_exit_cond): Declared.
5901 (lambda_vector_compare): New.
5902 * common.opt (fgraphite, floop-strip-mine,
5903 floop-interchange, floop-block): New flags.
5904 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5905 * cfgloop.c (is_loop_exit): New.
5906 * cfgloop.h (is_loop_exit): Declared.
5907 (create_empty_if_region_on_edge): Declared.
5908 (create_empty_loop_on_edge): Declared.
5909 * tree-flow.h (add_phi_node_to_bb): Declared.
5910 (make_phi_node): Declared.
5911 (rename_variables_in_bb): Declared.
5912 (perfect_loop_nest_depth): Declared.
5913 (graphite_transform_loops): Declared.
5914 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5915 (graphite.o-warn): Add -Wno-error.
5916 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5917 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5918 (INCLUDES): Add PPLINC, CLOOGINC.
5919 (OBJS-common): Add graphite.o.
5920 (graphite.o): Add rule.
5921 * gimple.h (gimple_vec): ... here.
5922 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5923 * passes.c (init_optimization_passes): Schedule
5924 pass_graphite_transforms.
5926 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5929 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5930 and -fno-toplevel-reorder after handle_options.
5932 2008-09-02 Paul Brook <paul@codesourcery.com>
5934 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5935 (arm_override_options): Set arm_tune_cortex_a9.
5936 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5937 (arm_issue_rate): Handle cortexa9.
5938 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5939 * config/arm/arm-cores.def: Add cortex-a9.
5940 * config/arm/arm-tune.md: Regenerate.
5941 * config/arm/arm.md: Include cortex-a9.md.
5942 (generic_sched, generic_vfp): Add cortexa9.
5943 * config/arm/cortex-a9.md: New file.
5945 2008-09-02 Richard Guenther <rguenther@suse.de>
5947 PR tree-optimization/37327
5948 * tree-vrp.c (register_new_assert_for): Make sure to not have
5949 TREE_OVERFLOW set on the bound.
5951 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5953 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5955 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5956 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5959 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5961 * gcc/config/spu/spu.md (divdf3): Removed.
5963 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5965 PR tree-optimization/37095
5966 * cgraph.c (cgraph_node): When creating new cgraph node after
5967 assembler_name_hash has been populated, record it in the hash
5970 2008-09-01 Paul Brook <paul@codesourcery.com>
5972 * doc/invoke.texi: Document -mword-relocations.
5973 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5974 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5975 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5976 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5977 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5978 (arm_emit_movpair): New function.
5979 (arm_print_operand <c>): Handle sybolic addresses.
5980 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5981 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5982 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5983 * config/arm/arm.opt: Add -mword-relocations.
5984 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5985 (arm_movt, arm_movw): New.
5987 2008-09-01 Paul Brook <paul@codesourcery.com>
5989 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5990 Allow Interworking on ARMv4 EABI based targets.
5991 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5992 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5994 2008-09-01 Paul Brook <paul@codesourcery.com>
5996 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5997 optimized LT0 test. Remove optimization for GT.
5999 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6001 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6002 openmp applications.
6003 * pa-hpux11.h (LIB_SPEC): Likewise.
6005 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6008 2008-09-01 Jan Hubicka <jh@suse.cz>
6010 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6011 present, use only counts; when guessed use only frequencies.
6012 (estimate_bb_frequencies): Use function_frequency.
6013 * profile.c (compute_branch_probabilities): Exit early when
6014 profile reading failed. Set profile_status.
6015 (branch_prob): Do not set profile_status.
6017 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6019 * tree.c (protected_set_expr_location): New.
6020 * tree.h (protected_set_expr_location): New prototype.
6021 * c-tree.h (build_array_ref): Add argument.
6022 (parser_build_unary_op): Same.
6023 * c-typeck.c (build_indirect_ref): Handle new location argument.
6024 (build_array_ref): Same.
6025 (parser_build_unary_op): Same.
6026 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6028 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6030 * c-common.c (finish_label_address_expr): Handle new location argument.
6031 * c-common.h (build_indirect_ref): Add argument.
6032 (finish_label_address_expr): Same.
6033 * c-parser.c (c_parser_unary_expression): Pass location to build
6035 (c_parser_postfix_expression): Same.
6037 2008-09-01 Paul Brook <paul@codesourcery.com>
6039 * config/arm/arm.md: Include cortex-r4f.md.
6040 (attr fpu): Update type list.
6041 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6042 fconstd, fcmps and fcmpd.
6043 (attr tune_cortexr4): Define.
6044 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6045 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6046 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6047 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6048 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6049 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6050 cortex_a8_vfp_farith: Ditto.
6051 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6052 * config/arm/cortex-r4.md: Use tune_cortexr4.
6053 * config/arm/cortex-r4f.md: New file.
6055 2008-09-01 Richard Guenther <rguenther@suse.de>
6057 PR tree-optimization/37305
6058 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6059 the result of constant conversions.
6060 (fold_gimple_assign): Likewise.
6062 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6064 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6065 #ifdef ENABLE_CHECKING.
6067 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6069 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6070 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6071 when !INSN_SCHEDULING.
6073 2008-09-01 Andreas Schwab <schwab@suse.de>
6075 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6077 2008-09-01 Paul Brook <paul@codesourcery.com>
6079 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6081 2008-09-01 Jan Hubicka <jh@suse.cz>
6083 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6085 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6087 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6088 * gimplify.c (gimplify_init_constructor): Add speed operand.
6089 * tree-sra.c (decide_block_copy): Likewise.
6090 * tree-inline.c (estimate_move_cost): Likewise.
6091 * config/alpha/alpha.h (MOVE_RATIO): Update.
6092 * config/frv/frv.c (MOVE_RATIO): Update.
6093 * config/spu/spu.h (MOVE_RATIO): Update.
6094 * config/sparc/sparc.h (MOVE_RATIO): Update.
6095 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6096 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6097 * config/cris/cris.h (MOVE_RATIO): Update.
6098 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6099 * config/arm/arm.h (MOVE_RATIO): Update.
6100 * config/pa/pa.md: Update uses of MOVE_RATIO
6101 * config/pa/pa.h (MOVE_RATIO): Update.
6102 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6103 CLEAR_RATIO, SET_RATIO): Update.
6104 * config/h8300/h8300.h (MOVE_RATIO): Update.
6105 * config/v850/v850.h (MOVE_RATIO): Update.
6106 * config/bfin/bfin.h (MOVE_RATIO): Update.
6108 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6109 Dmitry Melnik <dm@ispras.ru>
6110 Dmitry Zhurikhin <zhur@ispras.ru>
6111 Alexander Monakov <amonakov@ispras.ru>
6112 Maxim Kuvyrkov <maxim@codesourcery.com>
6114 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6115 sel-sched-dump.c, sel-sched-ir.c: New files.
6116 * Makefile.in (OBJS-common): Add selective scheduling object files.
6117 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6118 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6119 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6120 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6121 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6122 (make_forwarder_block): Update loop latch if we have redirected
6123 the loop latch edge.
6124 * cfgloop.c (get_loop_body_in_custom_order): New function.
6125 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6126 (CP_FALLTHRU_PREHEADERS): Likewise.
6127 (get_loop_body_in_custom_order): Declare.
6128 * cfgloopmanip.c (has_preds_from_loop): New.
6129 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6130 Assert that the preheader edge will be fall thru when it is set.
6131 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6132 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6133 fsel-sched-substitution, fselective-scheduling): New flags.
6134 * cse.c (hash_rtx_cb): New.
6136 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6137 sel_sched_insn_cnt): New counters.
6138 * final.c (compute_alignments): Export. Free dominance
6139 info after loop_optimizer_finalize.
6140 * genattr.c (main): Output maximal_insn_latency prototype.
6141 * genautomata.c (output_default_latencies): New.
6142 Factor its code from ...
6143 (output_internal_insn_latency_func): ... here.
6144 (output_internal_maximal_insn_latency_func): New.
6145 (output_maximal_insn_latency_func): New.
6146 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6147 (struct hard_reg_set_iterator): New.
6148 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6149 hard_reg_set_iter_next): New functions.
6150 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6151 * lists.c (remove_free_INSN_LIST_node,
6152 remove_free_EXPR_LIST_node): New functions.
6153 * loop-init.c (loop_optimizer_init): When
6154 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6155 calling create_preheaders.
6156 (loop_optimizer_finalize): Do not verify flow info after reload.
6157 * recog.c (validate_replace_rtx_1): New parameter simplify.
6158 Default it to true. Update all uses. Factor out simplifying
6160 (simplify_while_replacing): ... this new function.
6161 (validate_replace_rtx_part,
6162 validate_replace_rtx_part_nosimplify): New.
6163 * recog.h (validate_replace_rtx_part,
6164 validate_replace_rtx_part_nosimplify): Declare.
6165 * rtl.c (rtx_equal_p_cb): New.
6166 (rtx_equal_p): Use it.
6167 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6168 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6169 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6170 * vecprim.h: Add a vector type for unsigned int.
6171 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6172 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6173 ready_try, cycle_issued_insns, spec_info): Make global.
6174 (readyp): Initialize.
6175 (dfa_lookahead): New global variable.
6176 (old_max_uid, old_last_basic_block): Remove.
6177 (h_i_d): Make it a vector.
6178 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6180 (after_recovery, adding_bb_to_current_region_p):
6181 New variables to handle correct insertion of the recovery code.
6182 (struct ready_list): Move declaration to sched-int.h.
6183 (rgn_n_insns): Removed.
6184 (rtx_vec_t): Move to sched-int.h.
6185 (find_insn_reg_weight): Remove.
6186 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6187 (haifa_init_h_i_d, haifa_finish_h_i_d):
6188 New functions to initialize / finalize haifa instruction data.
6189 (extend_h_i_d, init_h_i_d): Rewrite.
6190 (unlink_other_notes): Move logic to add_to_note_list. Handle
6191 selective scheduler.
6192 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6193 find_fallthru_edge): Make global, remove static prototypes.
6194 (max_issue): Make global. Add privileged_n and state parameters. Use
6196 (extend_global, extend_all): Removed.
6197 (init_before_recovery): Add new param. Fix the handling of the case
6198 when we insert a recovery code before the EXIT which has a predecessor
6199 with a fallthrough edge to it.
6200 (create_recovery_block): Make global. Rename to
6201 sched_create_recovery_block. Update.
6202 (change_pattern): Rename to sched_change_pattern. Make global.
6203 (speculate_insn): Rename to sched_speculate_insn. Make global.
6204 Split haifa-specific functionality into ...
6205 (haifa_change_pattern): New static function.
6206 (sched_extend_bb): New static function.
6207 (sched_init_bbs): New function.
6208 (current_sched_info): Change type to struct haifa_sched_info.
6209 (insn_cost): Adjust for selective scheduling.
6210 (dep_cost_1): New function. Move logic from ...
6211 (dep_cost): ... here.
6212 (dep_cost): Use dep_cost_1.
6213 (contributes_to_priority_p): Use sched_deps_info instead of
6215 (priority): Adjust to work with selective scheduling. Process the
6216 corner case when all dependencies don't contribute to priority.
6217 (rank_for_schedule): Use ds_weak instead of dep_weak.
6218 (advance_state): New function. Move logic from ...
6219 (advance_one_cycle): ... here.
6220 (add_to_note_list, concat_note_lists): New functions.
6221 (rm_other_notes): Make static. Adjust for selective scheduling.
6222 (remove_notes, restore_other_notes): New functions.
6223 (move_insn): Add two arguments. Update assert. Don't call
6225 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6226 Remove more_issue, max_points. Move the code to initialize
6227 max_lookahead_tries to max_issue.
6228 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6229 ready. Adjust use of move_insn. Call restore_other_notes.
6231 (sched_init, sched_finish): Move Haifa-specific initialization/
6233 (haifa_sched_init, haifa_sched_finish): ... respectively.
6235 (setup_sched_dump): New function.
6236 (haifa_init_only_bb): New static function.
6237 (haifa_speculate_insn): New static function.
6238 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6239 (extend_ready, extend_all): Remove.
6240 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6241 (create_check_block_twin, add_to_speculative_block): Use
6242 haifa_insns_init instead of extend_global. Update to use new
6243 initialization functions. Change parameter. Factor out code from
6244 create_check_block_twin to ...
6245 (sched_create_recovery_edges) ... this new function.
6246 (add_block): Remove.
6247 (sched_scan_info): New.
6248 (extend_bb): Use sched_scan_info.
6249 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6250 static functions for walking through scheduling region.
6251 (sched_luids): New vector variable to replace uid_to_luid.
6252 (luids_extend_insn): New function.
6253 (sched_max_luid): New variable.
6254 (luids_init_insn): New function.
6255 (sched_init_luids, sched_finish_luids): New functions.
6256 (insn_luid): New debug function.
6257 (sched_extend_target): New function.
6258 (haifa_init_insn): New static function.
6259 (sched_init_only_bb): New hook.
6260 (sched_split_block): New hook.
6261 (sched_split_block_1): New function.
6262 (sched_create_empty_bb): New hook.
6263 (sched_create_empty_bb_1): New function.
6264 (common_sched_info, ready): New global variables.
6265 (current_sched_info_var): Remove.
6266 (move_block_after_check): Use common_sched_info.
6267 (haifa_luid_for_non_insn): New static function.
6268 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6269 (increase_insn_priority): New.
6270 * modulo-sched.c: (issue_rate): Remove static declaration.
6271 (sms_sched_info): Change type to haifa_sched_info.
6272 (sms_sched_deps_info, sms_common_sched_info): New variables.
6273 (setup_sched_infos): New.
6274 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6275 Do not call regstat_free_calls_crossed.
6276 (sms_print_insn): Use const_rtx.
6277 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6278 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6279 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6280 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6281 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6282 current_sched_info to use it.
6283 (enum reg_pending_barrier_mode): Move to sched-int.h.
6284 (h_d_i_d): New variable. Initialize to NULL.
6285 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6287 (estimate_dep_weak): Remove static declaration.
6288 (sched_has_condition_p): New function. Adjust users of
6289 sched_get_condition to use it instead.
6290 (conditions_mutex_p): Add arguments indicating which conditions are
6292 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6293 argument to indicate whether returned condition is reversed. Do not
6294 generate new rtx when condition should be reversed; indicate it by
6295 setting new argument instead.
6296 (add_dependence_list_and_free): Add deps parameter.
6297 Update all users. Do not free dependence list when
6298 deps context is readonly.
6299 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6301 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6302 (remove_from_deps): New. Use the above functions.
6303 (cur_insn, can_start_lhs_rhs_p): New static variables.
6304 (add_or_update_back_dep_1): Initialize present_dep_type.
6305 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6306 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6307 haifa_note_dep): New functions implementing dependence hooks for
6308 the Haifa scheduler.
6309 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6310 note_dep): New functions.
6311 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6313 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6314 (free_deps): Initialize deps->reg_last.
6315 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6316 sched_analyze_insn): Update to use dependency hooks infrastructure
6317 and readonly contexts.
6318 (deps_analyze_insn): New function. Move part of logic from ...
6319 (sched_analyze): ... here. Also move some logic to ...
6320 (deps_start_bb): ... here. New function.
6321 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6323 (sched_deps_init): New function. Move code from ...
6324 (init_dependency_caches): ... here. Remove.
6325 (init_deps_data_vector): New.
6326 (sched_deps_finish): New function. Move code from ...
6327 (free_dependency_caches): ... here. Remove.
6328 (init_deps_global, finish_deps_global): Adjust for use with
6329 selective scheduling.
6330 (get_dep_weak): Move logic to ...
6331 (get_dep_weak_1): New function.
6332 (ds_merge): Move logic to ...
6333 (ds_merge_1): New static function.
6334 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6335 (ds_get_max_dep_weak): New function.
6336 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6337 (n_insns): Rename to rgn_n_insns.
6338 (debug_ebb_dependencies): New function.
6339 (init_ready_list): Use it.
6340 (begin_schedule_ready): Use sched_init_only_bb.
6341 (ebb_print_insn): Indicate when an insn starts a new cycle.
6342 (contributes_to_priority, compute_jump_reg_dependencies,
6343 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6344 (add_block1): Remove to ebb_add_block.
6345 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6346 (schedule_ebb): Initialize them. Use remove_notes instead of
6347 rm_other_notes. Use haifa_local_init/finish.
6348 (schedule_ebbs): Use haifa_sched_init/finish.
6349 * sched-int.h: Include vecprim.h, remove rtl.h.
6350 (struct ready_list): Delete declaration.
6351 (sched_verbose_param, enum sched_pass_id_t,
6352 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6353 (struct sched_scan_info_def): New structure.
6354 (sched_scan_info, sched_scan, sched_init_bbs,
6355 sched_init_luids, sched_finish_luids, sched_extend_target,
6356 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6357 (struct common_sched_info_def): New.
6358 (common_sched_info, haifa_common_sched_info,
6359 sched_emulate_haifa_p): Declare.
6361 (sched_luids): Declare.
6362 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6363 (sched_max_luid, insn_luid): Declare.
6364 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6365 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6366 print_insn, print_pattern, print_value, haifa_classify_insn,
6367 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6368 setup_sched_dump, sched_init, sched_finish,
6369 sel_insn_is_speculation_check): Export.
6370 (struct ready_list): Move from haifa-sched.c.
6371 (ready_try, ready, max_issue): Export.
6372 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6373 sched_init_only_bb, sched_split_block, sched_split_block_1,
6374 sched_create_empty_bb, sched_create_empty_bb_1,
6375 sched_create_recovery_block, sched_create_recovery_edges): Export.
6376 (enum reg_pending_barrier_mode): Export.
6377 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6379 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6380 print_insn field. Move add_block and fix_recovery_cfg to
6381 common_sched_info_def. Move compute_jump_reg_dependencies,
6383 (struct sched_deps_info_def): ... this new structure.
6384 (sched_deps_info): Declare.
6385 (struct spec_info_def): Remove weakness_cutoff, add
6386 data_weakness_cutoff and control_weakness_cutoff.
6387 (spec_info): Declare.
6388 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6390 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6391 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6392 (current_sched_info): Change type to struct haifa_sched_info.
6393 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6394 (h_d_i_d): New variable.
6395 (HDID): New accessor macro.
6396 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6397 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6399 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6400 (enum SCHED_FLAGS): Update for selective scheduler.
6401 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6402 (init_dependency_caches, free_dependency_caches): Delete declarations.
6403 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6404 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6405 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6406 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6407 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6409 (rm_other_notes): Delete declaration.
6410 (schedule_block): Remove one argument.
6411 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6412 ready_element, ready_lastpos, sched_extend_ready_list,
6413 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6414 concat_note_lists): Export.
6415 (struct region): Move from sched-rgn.h.
6416 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6417 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6418 BLOCK_TO_BB, CONTAINING_RGN): Export.
6419 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6420 (current_nr_blocks, current_blocks, target_bb): Likewise.
6421 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6422 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6423 sched_rgn_local_init, extend_regions,
6424 rgn_make_new_region_out_of_new_block, compute_priorities,
6425 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6426 extend_rgns, deps_join rgn_setup_common_sched_info,
6427 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6428 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6429 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6430 increase_insn_priority): Likewise.
6431 * sched-rgn.c: Include sel-sched.h.
6432 (ref_counts): New static variable. Use it ...
6433 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6434 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6435 (sched_is_disabled_for_current_region_p): Delete static declaration.
6436 (struct region): Move to sched-int.h.
6437 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6438 ebb_head): Define and initialize.
6439 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6440 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6441 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6443 (find_single_block_region): Add new argument to indicate that EBB
6444 regions should be constructed.
6445 (debug_live): Delete declaration.
6446 (current_nr_blocks, current_blocks, target_bb):
6447 Remove static qualifiers.
6448 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6450 (init_regions): Delete declaration.
6451 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6452 rgn_estimate_number_of_insns): New.
6453 (too_large): Use estimate_number_of_insns.
6454 (haifa_find_rgns): New. Move the code from ...
6455 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6456 (free_trg_info): New.
6457 (compute_trg_info): Allocate candidate tables here instead of ...
6458 (init_ready_list): ... here.
6459 (rgn_print_insn): Use const_rtx.
6460 (contributes_to_priority, extend_regions): Delete static declaration.
6461 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6462 (add_block1): Rename to rgn_add_block.
6463 (debug_rgn_dependencies): Delete static qualifier.
6464 (new_ready): Use sched_deps_info. Simplify.
6465 (rgn_common_sched_info, rgn_const_sched_deps_info,
6466 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6468 (region_sched_info): Rename to rgn_const_sched_info.
6469 (deps_join): New, extracted from ...
6470 (propagate_deps): ... here.
6471 (compute_block_dependences, debug_dependencies): Update for selective
6473 (free_rgn_deps, compute_priorities): New functions.
6474 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6475 sched_rgn_compute_dependencies): New functions.
6476 (schedule_region): Use them.
6477 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6478 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6480 (schedule_insns): Call new functions that were split out.
6481 (rgn_make_new_region_out_of_new_block): New.
6482 (get_rgn_sched_max_insns_priority): New.
6483 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6484 scheduling when appropriate.
6485 * sched-vis.c: Include insn-attr.h.
6486 (print_value, print_pattern): Make global.
6487 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6488 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6489 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6490 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6491 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6492 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6493 hooks. Initialize them to 0.
6494 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6495 * target.h (struct gcc_target): Add them. Rename gen_check field to
6497 * flags.h (sel_sched_switch_set): Declare.
6498 * opts.c (sel_sched_switch_set): New variable.
6499 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6500 pipelining is disabled from command line.
6501 (common_handle_option): Record whether selective scheduling is
6502 requested from command line.
6503 * doc/invoke.texi: Document new flags and parameters.
6504 * doc/tm.texi: Document new target hooks.
6505 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6507 (dfa_state_size): Do not declare locally.
6508 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6509 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6510 rs6000_alloc_sched_context, rs6000_set_sched_context,
6511 rs6000_free_sched_context): New functions.
6512 (struct _rs6000_sched_context): New.
6513 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6515 (rs6000_sched_finish): Do not run for selective scheduling.
6517 2008-08-31 Jan Hubicka <jh@suse.cz>
6519 * frv.c (frv_rtx_costs): Update forward declaration.
6520 * spu.c (spu_rtx_costs): Likewise.
6521 * pdp11.c: Include df.h
6522 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6523 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6524 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6525 * iq2000.c (iq2000_address_cost): Add speed argument.
6526 (iq2000_rtx_costs): Likewise.
6527 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6528 update call of mn10300_address_cost.
6529 * mcore.c: Include df.h
6530 (mcore_rtx_costs): Update prototype.
6531 * score3.c: Include df.h
6532 (score3_rtx_costs): Remove speed argument.
6533 * score7.c: Include df.h
6534 (score7_address_cost): Remove speed argument.
6535 * score-protos.h (score_address_cost): Update prototype.
6536 * score.c: Include df.h
6537 (score_rtx_costs): Update call of costs functions.
6538 * v850.c (v850_rtx_costs): Add bool argument.
6540 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6542 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6544 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6546 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6547 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6549 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6551 * mkmap-flat.awk: Add option pe_dll.
6552 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6553 * config/i386/t-cygwin (SHLIB_LC): Add.
6554 * config/i386/t-mingw32 (SHLIB_LC): Add.
6555 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6556 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6557 (LINK_SPEC): Support libgcc_s.
6558 (LIBGCC_SPEC): Support libgcc_s.
6559 (LIBGCC_SONAME): New.
6561 2008-08-31 Jan Hubicka <jh@suse.cz>
6563 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6564 mistakely had old version of patch.
6566 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6567 (ipcp_estimate_growth): New.
6568 (ipcp_insert_stage): Use ipcp_estimate_growth.
6569 * profile.c (branch_prob): When reading failed, do not consider
6572 2008-08-31 Jan Hubicka <jh@suse.cz>
6574 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6575 loop is optimized for speed.
6577 2008-08-31 Richard Guenther <rguenther@suse.de>
6580 * fold-const.c (fold_binary): Retain conversions in folding
6583 2008-08-31 Jan Hubicka <jh@suse.cz>
6585 * postreload-gcse.c (eliminate_partially_redundant_loads):
6586 Use optimize_bb_for_size_p.
6587 * predict.c (maybe_hot_frequency_p): Make inline.
6588 (maybe_hot_count_p): Break out from ...
6589 (maybe_hot_bb_p): ... this one.
6590 (maybe_hot_edge_p): Simplify.
6591 * basic-block.h (probably_cold_bb_p): Remove.
6593 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6596 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6598 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6599 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6600 Also split V4SFmode.
6601 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6604 2008-08-31 Jan Hubicka <jh@suse.cz>
6606 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6608 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6610 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6613 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6616 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6617 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6619 2008-08-31 Jan Hubicka <jh@suse.cz>
6621 * sparc.h (BRANCH_COST): Fix macro definition.
6622 * avr.c (avr_operand_rtx_cost): Add speed argument.
6623 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6625 2008-08-31 Richard Guenther <rguenther@suse.de>
6627 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6628 types instead of operands. Re-instantiate verifying of
6629 binary expression operands.
6631 2008-08-30 Jan Hubicka <jh@suse.cz>
6633 * fwprop.c (should_replace_address): Add speed attribute.
6634 (PR_OPTIMIZE_FOR_SPEED): New flag.
6635 (propagate_rtx_1): Use it.
6636 (propagate_rtx): Set it.
6637 (try_fwprop_subst): Update call of rtx_costs.
6638 (forward_propagate_and_simplify): LIkewise.
6639 * hooks.c (hook_int_rtx_bool_0): New
6640 (hook_bool_rtx_int_int_intp_false): Replace by ...
6641 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6642 * hooks.h (hook_int_rtx_bool_0): New
6643 (hook_bool_rtx_int_int_intp_false): Replace by ...
6644 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6645 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6646 (prepare_cmp_insn): UPdate call of rtx_cost.
6647 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6648 (reload_cse_simplify_operands): Update call of rtx_cost.
6649 (reload_cse_move2add): call of rtx_cost.
6650 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6651 * rtlanal.c (rtx_cost): Add speed argument.
6652 (address_cost): Add speed argument
6653 (default_address_cost): Likewise.
6654 (insn_rtx_cost): Likewise.
6655 * cfgloopanal.c (seq_cost): Add speed argument.
6656 (target_reg_cost, target_spill_cost): Turn to array.
6657 (init_set_costs): Update for speed.
6658 (estimate_reg_pressure_cost): Add speed argument.
6659 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6660 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6661 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6662 (seq_cost): Add speed argument.
6663 (computation_cost): Add speed arugment.
6664 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6665 (force_expr_to_var_cost): Update for profile info.
6666 (force_var_cost): Likewise.
6667 (split_address_cost): Likewise.
6668 (ptr_difference_cost): Likewise.
6669 (difference_cost): Likewise.
6670 (get_computation_cost_at): Likewise.
6671 (determine_iv_cost): Likewise.
6672 (ivopts_global_cost_for_size): Likewise.
6673 (rewrite_use_address): Likewise.
6674 (tree_ssa_iv_optimize_loop): Initialize speed field.
6675 * cse.c (optimize_this_for_speed_p): New static var.
6676 (notreg_cost): Update call of rtx_cost.
6677 (cse_extended_basic_block): set optimize_this_for_speed_p.
6678 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6679 (noce_try_cmove_arith): Likewise.
6680 (noce_try_sign_mask): LIkewise.
6681 * expr.c (compress_float_constant): Update rtx_cost calls.
6682 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6684 (addr_to_parts): Likewise.
6685 (create_mem_ref): Likewise.
6686 * dse.c (find_shift_sequence): Add speed argument.
6687 (replace_read): Update call.
6688 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6689 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6690 * neg_cost, shift_cost, shiftadd_cost,
6691 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6692 mul_highpart_cost): Increase dimension.
6693 (init_expmed): Initialize for both size and speed.
6694 (expand_shift): Use profile.
6695 (synth_mult): Use profile.
6696 (choose_mult_variant): Use profile.
6697 (expand_mult): Use profile.
6698 (expand_mult_highpart_optab): Use profile.
6699 (expand_mult_highpart): Use profile.
6700 (expand_smod_pow2): Use profile.
6701 (expand_divmod): Use profile.
6702 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6704 * loop-invariant.c (create_new_invariant): Use profile.
6705 (gain_for_invariant): Add speed parameter.
6706 (best_gain_for_invariant): Likewise.
6707 (find_invariants_to_move): Likewise.
6708 (move_single_loop_invariants): Set it.
6709 * target-def.h (TARGET_RTX_COSTS): Use hook.
6710 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6711 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6712 * output.h (default_address_cost): Update prototype.
6713 * combine.c (optimize_this_for_speed_p): New static var.
6714 (combine_validate_cost): Update call of rtx_cost.
6715 (combine_instructions): Set optimize_this_for_speed_p.
6716 (expand_compound_operation): Update call of rtx_cost.
6717 (make_extraction):Update call of rtx_cost.
6718 (force_to_mode):Update call of rtx_cost.
6719 (distribute_and_simplify_rtx):Update call of rtx_cost.
6720 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6721 (estimate_reg_pressure_cost): Update prototype.
6722 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6723 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6725 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6726 (alpha_rtx_costs): Update.
6727 * config/frv/frv.c (frv_rtx_costs): Update.
6728 * config/s390/s390.c (s390_rtx_costs): Update.
6729 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6730 (m32c_rtx_costs): Update.
6731 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6732 (spu_rtx_costs): Update.
6733 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6734 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6735 * config/i386/i386.c (:ix86_address_cost): Update.
6736 (ix86_rtx_costs): Update.
6737 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6738 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6739 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6740 * config/crx/crx.c (crx_address_cost): Update.
6741 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6742 * config/stormy16/stormy16.c
6743 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6744 * config/m68hc11/m68hc11.c
6745 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6746 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6747 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6749 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6751 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6752 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6753 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6754 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6755 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6756 (mcore_rtx_costs): update.
6757 * config/score/score3.c (score3_rtx_costs): Update.
6758 * config/score/score7.c (score7_rtx_costs): Update.
6759 * config/score/score3.h (score3_rtx_costs):Update.
6760 * config/score/score7.h (score7_rtx_costs): Update.
6761 * config/score/score.c (score_rtx_costs): Update.
6762 * config/arm/arm.c (arm_address_cost): Update.
6763 (arm_rtx_costs_1): Update.
6764 (arm_rtx_costs_1): Update.
6765 (arm_size_rtx_costs): Update.
6766 (arm_size_rtx_costs): Update.
6767 (arm_size_rtx_costs): Update.
6768 (arm_xscale_rtx_costs): Update.
6769 (arm_thumb_address_cost): Update.
6770 * config/pa/pa.c (hppa_address_cost): Update.
6771 * config/mips/mips.c (mips_rtx_costs): Update.
6772 * config/vax/vax.c (vax_address_cost): Update.
6773 * config/h8300/h8300.c (h8300_shift_costs): Update.
6774 (h8300_rtx_costs): Update.
6775 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6776 (v850_rtx_costs): Update.
6777 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6778 * config/bfin/bfin.c
6779 (bfin_address_cost): Update.
6780 (bfin_rtx_costs): Update.
6781 * stmt.c (lshift_cheap_p): Update.
6783 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6786 * expmed.c (extract_bit_field_1): Check the mode size to make
6787 sure the vector modes have the same size.
6789 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6791 * dojump.c (top level): Include basic-block.h to declare
6792 optimize_insn_for_speed_p
6794 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6796 * opts.h (CL_SAVE): New option class for marking options that are
6797 target specific options usable in the target attribute.
6798 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6800 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6801 can easily find the target specific options that are safe to use
6802 in the attribute or pragma.
6804 * attribs.c (decl_attributes): Change #pragma GCC option to
6805 #pragma GCC target, and attribute((option(...))) to
6806 attribute((target(...))).
6808 * doc/extend.texi (target attribute): Change from option
6809 attribute. Delete push/pop/reset.
6810 (#pragma GCC target): Change from #pragma GCC option. Delete
6812 (#pragma GCC push_options): Document new pragma.
6813 (#pragma GCC pop_options): Document new pragma.
6814 (#pragma GCC reset_options): Document new pragma.
6816 * targhooks.c (default_target_option_valid_attribute_p): Add
6817 warning about port not supporting target attributes.
6818 (default_target_option_pragma_parse): New function, warn about
6819 #pragma GCC target not being supported.
6821 * targhooks.h (default_target_option_pragma_parse): Add
6824 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6825 TI_CURRENT_OPTION_PRAGMA.
6826 (current_target_pragma): Rename from current_option_pragma.
6828 * target.h: (struct target_option): Delete booleans for changing
6829 the optimization level on hot/cold functions. Change signature of
6830 pragma_parse hook to take a second tree.
6832 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6834 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6835 that the declaration is done at global scope.
6837 * langhooks.c (add_builtin_function_common): Move most of the code
6838 from add_builtin_function here, calling the hook passed in.
6839 (add_builtin_function): Call add_builtin_function_common with
6840 standard builtin hook.
6841 (add_builtin_function_ext_scope): New function to add builtins to
6844 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6846 (add_builtin_function_ext_scope): Add declaration.
6848 * c-pragma.c (handle_pragma_target): Rename from
6849 handle_pragma_option, #pragma GCC option is now #pragma GCC
6850 target. Move warning about port not supporting target options to
6851 default pragma parse hook. Remove push/pop/reset from this
6853 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6854 (option_stack): Delete static variable.
6855 (optimize_stack): Ditto.
6856 (optons_stack): New stack of saved target and optimization
6858 (handle_pragma_push_options): New function to handle pushing both
6859 target and optimization options.
6860 (handle_pragma_pop_options): New function to handle popping both
6861 target and optimization options.
6862 (handle_pragma_reset_options): New function to handle resetting
6863 both target and optimization options to their initial state.
6864 (init_pragma): Rename handle_pragma_option to
6865 handle_pragma_target. Add support for push_options, pop_options,
6866 and reset_options pragmas.
6868 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6869 default_target_option_pragma_parse.
6870 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6871 default_target_option_valid_attribute_p.
6872 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6873 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6874 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6875 optimization level on hot/cold functions.
6877 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6878 if the caller and callee have different optimization levels.
6880 * c-common.c (handle_target_attribute): Rename from
6881 handle_option_attribute, attribute((option(...))) is now
6882 attribute((target(...))). Move warning if the port does not
6883 support target attributes to the default hook.
6884 (handle_hot_attribute): Delete code to change the optimization
6885 level of hot functions.
6886 (handle_cold_attribute): Ditto.
6888 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6889 argument that is the binary tree options to use if there are no
6890 arguments. Call ix86_valid_target_attribute_tree instead of
6891 ix86_valid_option_attribute_tree.
6892 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6893 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6894 ix86_pragma_option_parse.
6896 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6897 Rename from ix86_valid_option_attribute_tree.
6899 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6900 new builtins when the ISA changes.
6901 (ix86_valid_target_attribute_tree): Rename from
6902 ix86_valid_option_attribute_tree. Change callers. If the
6903 function specified optimization options, use those as the starting
6904 point before setting up the target attributes. If the
6905 optimization options were changed in the course of setting the
6906 target attributes, record the new optimization options.
6907 (ix86_valid_target_attribute_tree_inner_p): Rename from
6908 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6909 ix86_add_new_builtins if the ISA changed.
6910 (ix86_valid_target_attribute_p): Rename from
6911 ix86_valid_option_attribute_p. Change callers.
6912 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6913 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6914 as delayed builtin functions.
6915 (struct builtin_isa): New structure to record builtin functions
6916 that should be delayed until the ISA for that function is used.
6917 (ix86_builtins_isa): Change from int to struct to track builtin
6918 functions we want to declare at some point.
6919 (def_builtin): If the front end can delay defining the builtin
6920 functions, don't create builtins for ISAs not part of the default
6922 (def_builtin_const): Ditto.
6923 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6924 __builtin_ia32_pcmov_v2di to be different builtin functions.
6925 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6926 a structure instead of an int.
6927 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6928 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6929 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6930 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6932 * config/ia64/ia64.h
6933 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6934 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6936 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6937 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6938 (LANG_HOOKS_INITIALIZER): Add
6939 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6941 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6944 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6945 the reload address with the index register for SFmode
6946 access with a displacement.
6948 2008-08-30 Jan Hubicka <jh@suse.cz>
6950 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6951 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6952 * dojump.c (do_jump): Likewise.
6953 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6954 (note-if_info): Add BRANCH_COST.
6955 (noce_try_store_flag_constants, noce_try_addcc,
6956 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6957 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6958 find_if_case_2): Use computed branch cost.
6959 * expr.h (BRANCH_COST): Update default.
6960 * predict.c (predictable_edge_p): New function.
6961 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6962 Update BRANCH_COST call.
6963 * basic-block.h (predictable_edge_p): Declare.
6964 * config/alpha/alpha.h (BRANCH_COST): Update.
6965 * config/frv/frv.h (BRANCH_COST): Update.
6966 * config/s390/s390.h (BRANCH_COST): Update.
6967 * config/spu/spu.h (BRANCH_COST): Update.
6968 * config/sparc/sparc.h (BRANCH_COST): Update.
6969 * config/m32r/m32r.h (BRANCH_COST): Update.
6970 * config/i386/i386.h (BRANCH_COST): Update.
6971 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6973 * config/sh/sh.h (BRANCH_COST): Update.
6974 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6975 * config/avr/avr.h (BRANCH_COST): Update.
6976 * config/crx/crx.h (BRANCH_COST): Update.
6977 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6978 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6979 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6980 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6981 * config/ia64/ia64.h (BRANCH_COST): Update.
6982 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6983 * config/arc/arc.h (BRANCH_COST): Update.
6984 * config/score/score.h (BRANCH_COST): Update.
6985 * config/arm/arm.h (BRANCH_COST): Update.
6986 * config/pa/pa.h (BRANCH_COST): Update.
6987 * config/mips/mips.h (BRANCH_COST): Update.
6988 * config/vax/vax.h (BRANCH_COST): Update.
6989 * config/h8300/h8300.h (BRANCH_COST): Update.
6990 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6991 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6992 * doc/tm.texi (BRANCH_COST): Update.
6994 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6997 * config/arm/arm.c (arm_optimization_options): Set
6998 flag_section_anchors to 2 instead of 1 to distinguish it from
6999 -fsection-anchors given explicitely on the command line.
7001 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7003 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7004 final insn of a split.
7006 2008-08-30 Jan Hubicka <jh@suse.cz>
7008 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7009 optimized for speed.
7010 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7011 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7012 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7013 flag_gcse_after_reload_set): New static vars.
7014 (common_handle_option): Enable those flags for profile-use.
7015 (decode_options): Remove optimize_size flags that are handled
7016 on higher granuality.
7017 * tree-vectorizer.c (vectorize_loops): Use
7018 optimize_loop_nest_for_speed_p.
7019 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7020 * tree-predcom.c (tree_predictive_commoning): Use
7021 optimize_loop_for_speed_p.
7022 * varasm.c (assemble_start_function): Use
7023 optimize_function_for_speed_p.
7024 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7025 * predict.c (optimize_loop_for_speed_p): Fix walk.
7027 2008-08-30 Jan Hubicka <jh@suse.cz>
7029 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7031 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7032 profile presence locally.
7034 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7037 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7038 versions before 4.0.
7040 2008-08-29 Jan Hubicka <jh@suse.cz>
7042 * tree-inline.c (insert_init_stmt): Insert sequence even when
7045 2008-08-29 Jeff Law <law@redhat.com>
7047 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7048 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7049 location and class is an FP register.
7051 2008-08-29 Jan Hubicka <jh@suse.cz>
7053 * see.c (see_merge_one_def_extension): Silence used uninitialized
7055 * matrix-reorg.c (check_allocation_function): Likewise.
7056 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7058 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7061 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7062 compute new & and | in type rather than TREE_TYPE (arg0).
7064 * dwarf2out.c (fortran_common): Update comment.
7065 (gen_variable_die): Swap com_die and var_die variables in Fortran
7066 COMMON block handling code.
7068 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7070 * dwarf2out.c (gen_const_die): New function.
7071 (size_of_die, value_format, output_die): Output larger
7072 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7073 (native_encode_initializer): New function.
7074 (tree_add_const_value_attribute): Call it.
7075 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7077 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7078 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7079 TREE_THIS_VOLATILE to add_type_attribute.
7081 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7083 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7086 * dwarf2out.c (loc_by_reference): New function.
7087 (add_location_or_const_value_attribute): Use it.
7090 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7091 as DW_TAG_variable children of DW_TAG_common_block rather than
7092 DW_TAG_member children. Put DW_AT_external to individual
7093 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7095 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7096 loc_descriptor_from_tree_1.
7100 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7101 arguments to imported_module_or_decl.
7102 (debug_nothing_tree_tree): Removed.
7103 (debug_nothing_tree_tree_tree_bool): New prototype.
7104 * debug.c (do_nothing_debug_hooks): Adjust.
7105 (debug_nothing_tree_tree): Removed.
7106 (debug_nothing_tree_tree_tree_bool): New function.
7107 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7108 (gen_variable_die): Put all common vars for the
7109 same COMMON block under one DW_TAG_common_block.
7110 (declare_in_namespace): Return new context_die, for Fortran
7111 return the module DIE instead of adding extra declarations into
7113 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7114 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7115 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7117 (dwarf2out_global_decl): Don't skip Fortran global vars.
7118 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7119 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7120 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7121 DW_TAG_imported_declaration as child of previous
7122 DW_TAG_imported_module.
7123 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7124 * sdbout.c (sdb_debug_hooks): Likewise.
7125 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7127 2008-08-29 Jan Hubicka <jh@suse.cz>
7129 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7131 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7132 * ipa-cp.c (n_cloning_candidates): New static variable.
7133 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7134 (ipcp_print_all_lattices): Improve debug output.
7135 (ipcp_cloning_candidate_p): New function.
7136 (ipcp_initialize_node_lattices): Use it.
7137 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7138 (ipcp_propagate_stage): Prettier debug output.
7139 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7140 (ipcp_print_all_structures): Remove.
7141 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7142 (ipcp_insert_stage): Prettier debug output; call
7143 cgraph_remove_unreachable_nodes before propagating.
7144 (pass_ipa_cp): Schedule function removal pass.
7145 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7147 (cgraph_maybe_hot_edge_p): Move to ...
7148 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7149 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7150 (common_handle_option): Set them; enable ipa-cp when profiling.
7151 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7152 (ipa_print_all_jump_functions): Likewise.
7153 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7154 (ipa_print_node_params, ipa_print_all_params): New.
7155 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7156 ipa_print_all_param_flags): Remove.
7157 (ipa_print_node_params, ipa_print_all_params): New.
7159 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7161 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7162 change from 2008-04-03.
7163 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7165 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7168 * ira-color.c (push_allocnos_to_stack): Truncate
7169 removed_splay_allocno_vec.
7171 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7174 * ira-color (ira_fast_allocation): Don't assign hard registers to
7177 2008-08-29 Jan Hubicka <jh@suse.cz>
7180 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7181 for cold internal loops.
7183 2008-08-29 Richard Guenther <rguenther@suse.de>
7185 * tree-ssa-structalias.c (create_variable_info_for): Do not
7186 create fields for heap vars or vars with a noalias state.
7187 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7190 2008-08-29 Richard Guenther <rguenther@suse.de>
7192 * common.opt (ftree-store-ccp): Mark as preserved for
7193 backward compatibility.
7194 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7195 * tree-pass.h (pass_store_ccp): Remove.
7196 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7197 (first_vdef): Remove declaration.
7198 (get_value_loaded_by): Likewise.
7199 * tree-ssa-ccp.c (do_store_ccp): Remove.
7200 (get_default_value): Simplify as do_store_ccp is always false
7201 now. Do not initialize mem_ref.
7202 (set_value_varying): Likewise.
7203 (canonicalize_float_value): Likewise.
7204 (set_lattice_value): Likewise.
7205 (likely_value): Likewise.
7206 (surely_varying_stmt_p): Likewise.
7207 (ccp_initialize): Likewise.
7208 (ccp_lattice_meet): Likewise.
7209 (ccp_visit_phi_node): Likewise.
7210 (ccp_fold): Likewise.
7211 (evaluate_stmt): Likewise.
7212 (visit_assignment): Likewise.
7213 (ccp_visit_stmt): Likewise.
7214 (execute_ssa_ccp): Fold into ...
7215 (do_ssa_ccp): ... this.
7216 (do_ssa_store_ccp): Remove.
7217 (gate_store_ccp): Likewise.
7218 (pass_store_ccp): Likewise.
7219 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7221 * tree-ssa-propagate.c (first_vdef): Remove.
7222 (get_value_loaded_by): Likewise.
7223 (replace_vuses_in): Likewise.
7224 (substitute_and_fold): Do not call replace_vuses_in.
7225 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7227 2008-08-29 Richard Guenther <rguenther@suse.de>
7230 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7231 PARAM_NOALIAS tags with is_heapvar.
7232 * tree-ssa-operands.c (access_can_touch_variable): Offset
7233 based tests do not apply for heapvars. Fix offset test.
7235 2008-08-29 Jan Hubicka <jh@suse.cz>
7237 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7238 (-fipa-cp-clone): Enabled by default at -O3.
7239 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7240 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7242 2008-08-29 Jan Hubicka <jh@suse.cz>
7244 * tree.c (build_function_type_skip_args,
7245 build_function_decl_skip_args): New functions.
7246 * tree.h (build_function_type_skip_args,
7247 build_function_decl_skip_args): Declare.
7248 * gimple.c (giple_copy_call_skip_args): New function.
7249 (giple_copy_call_skip_args): Declare.
7251 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7252 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7253 (ipcp_node_modifiable_p): ... this one; use
7254 tree_versionable_function_p.
7255 (ipcp_create_replace_map): Improve debug output.
7256 (ipcp_need_redirect_p): Return false when not clonning.
7257 (ipcp_update_callgraph): Skip args.
7258 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7260 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7261 (save_inline_function_body): Update call of tree_function_versioning.
7262 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7263 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7265 (tree_function_versioning): Likewise.
7266 * tree-inline.h (tree_function_versioning): Update prototype.
7268 2008-08-29 Jan Hubicka <jh@suse.cz>
7270 * loop-unswitch.c (unswitch_single_loop): Use
7271 optimize_loop_for_speed_p.
7272 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7273 Use optimize_function_for_size_p.
7274 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7275 * postreload-gcse.c (eliminate_partially_redundant_load):
7276 Use optimize_bb_for_size_p.
7277 * value-prof.c (gimple_divmod_fixed_value_transform,
7278 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7279 gimple_stringops_transform): Use optimize_bb_for_size_p.
7280 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7281 * final.c (compute_alignments): Use optimize_function_for_size_p.
7282 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7283 (fold_builtin_strcpy, fold_builtin_fputs): Use
7284 optimize_function_for_size_p.
7285 * fold-const.c (tree_swap_operands_p): Use
7286 optimize_function_for_size_p.
7287 * recog.c (relax_delay_slots): Likewise.
7288 * tree-ssa-math-opts.c (replace_reciprocal):
7289 Use optimize_bb_for_speed_p.
7290 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7291 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7292 optimize_function_for_size_p.
7293 (cgraph_decide_inlining_of_small_function): Use
7294 optimize_function_for_size_p.
7295 * global.c (find_reg): Use optimize_function_for_size_p.
7296 * opts.c (decode_options): Do not clear flag_tree_ch,
7297 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7298 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7299 work it out from profile.
7300 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7301 optimize_loop_for_speed_p.
7302 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7304 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7305 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7306 * tree-eh.c (decide_copy_try_finally): Use
7307 optimize_function_for_size_p.
7308 * local-alloc.c (block_alloc): Pass BB pointer.
7309 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7310 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7311 * loop-unroll.c (decide_unrolling_and_peeling):
7312 Use optimize_loop_for_size_p.
7313 (decide_peel_completely): Likewise.
7314 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7315 optimize_loop_for_size_p.
7316 (vect_enhance_data_refs_alignment): Likewise.
7317 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7318 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7320 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7321 (try_crossjump_bb): Use optimize_bb_for_size_p.
7322 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7323 optimize_loop_for_speed_p.
7324 * bb-reorder.c (find_traces_1_round): Likewise.
7325 (copy_bb): Use optimize_bb_for_speed_p.
7326 (duplicate_computed_gotos): Likewise.
7327 * basic-block.h (optimize_loop_nest_for_size_p,
7328 optimize_loop_nest_for_speed_p): New.
7329 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7331 2008-08-29 Tristan Gingold <gingold@adacore.com>
7333 * gcov.c (main): Call expandargv.
7335 2008-08-29 Jan Hubicka <jh@suse.cz>
7337 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7339 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7341 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7342 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7344 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7346 2008-08-29 Jan Hubicka <jh@suse.cz>
7348 * tree-pass.h (pass_strip_predict_hints): Declare.
7349 * predict.c (strip_builtin_expect): Rename to ...
7350 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7351 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7352 (tree_estimate_probability): Do not strip builtin_expect.
7353 (pass_strip_predict_hints): New pass.
7354 * tree-inline.c (expand_call_inline): When inlining cold function,
7355 predict it as unlikely.
7356 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7358 2008-08-29 Richard Guenther <rguenther@suse.de>
7360 PR tree-optimization/37207
7361 * tree-vrp.c (extract_range_from_binary_expr): Also try
7362 to constant fold if only one of the operands is a constant.
7364 2008-08-29 Nick Clifton <nickc@redhat.com>
7366 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7367 the same way as SYMBOL_REFs.
7369 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7371 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7373 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7375 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7376 * config/mips/mips.md (branch_likely): Remove const. Fix
7378 (define_delay for type "branch"): Change to only apply for branch
7379 with likely variant.
7380 (define_delay for type "branch" and "branch_likely" no). New delay
7382 (equality_op): New code iterator.
7383 (bbv, bbinv): New code attributes.
7384 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7387 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7388 Andrew Pinski <pinskia@gcc.gnu.org>
7391 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7393 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7395 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7396 rule that a symbolic constant must be defined and >= 0 for the
7397 corresponding facility to be present at compile-time.
7398 * gthr-posix.c: Likewise.
7400 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7402 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7403 * config/mips/mips.md (D): New mode attribute.
7404 (mulsi3, muldi3): Merge it into ...
7405 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7406 (muldi3_mul3): New pattern.
7407 (mulsi3_mult3): Rename to mulsi3_mul3.
7409 2008-08-28 Jan Hubicka <jh@suse.cz>
7411 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7413 * predict.c (always_optimize_for_size_p): Rename to ...
7414 (optimize_function_for_size): ... this one; make extern.
7415 (optimize_function_for_speed_p): New.
7416 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7417 optimize_edge_for_size_p,optimize_edge_for_size_p,
7418 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7419 * basic-block.h (optimize_function_for_size_p,
7420 optimize_function_for_speed_p): Declare.
7421 * i386.md (optimize_size checks): Replace them by appropriate
7423 (standard_80387_constant_p, ix86_compute_frame_layout,
7424 ix86_expand_epilogue, ix86_decompose_address,
7425 print_operand, emit_i387_cw_initialization,
7426 inline_memory_move_cost, ix86_pad_returns,
7427 ix86_reorg): Replace optimize_size checks.
7429 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7431 * rtl.h (simplify_subreg_regno): Declare.
7432 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7433 * simplify-rtx.c (simplify_subreg): ...here.
7434 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7435 subreg_offset_representable_p.
7437 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7440 * c-typeck.c (convert_for_assignment): Give a note describing what
7441 was passed and what was expected.
7443 2008-08-28 Joey Ye <joey.ye@intel.com>
7445 * doc/extend.texi: Document AVX built-in functions.
7446 * doc/invoke.texi: Document -mavx.
7448 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7449 Joey Ye <joey.ye@intel.com>
7450 Xuepeng Guo <xuepeng.guo@intel.com>
7452 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7454 * config/i386/cpuid.h (bit_FMA): New.
7455 (bit_XSAVE): Likewise.
7456 (bit_OSXSAVE): Likewise.
7457 (bit_AVX): Likewise.
7459 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7460 define. Use ASM_OUTPUT_AVX_PREFIX.
7462 * config/i386/gmmintrin.h: New.
7464 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7465 (OPTION_MASK_ISA_AVX_SET): New.
7466 (OPTION_MASK_ISA_FMA_SET): Likewise.
7467 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7468 (OPTION_MASK_ISA_FMA_SET): Likewise.
7469 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7470 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7471 (pta_flags): Add PTA_AVX and PTA_FMA.
7472 (override_options): Handle PTA_AVX and PTA_FMA.
7473 (init_cumulative_args): Handle warn_avx.
7474 (classify_argument): Return 0 for COImode and OImode. Return
7475 1 and X86_64_AVX_CLASS for 256bit vector types.
7476 (examine_argument): Handle X86_64_AVX_CLASS.
7477 (construct_container): Likewise.
7478 (function_arg_advance_32): Pass OImode and 256bit vector types
7480 (function_arg_advance_64): Take a new argument to indicate if a
7481 parameter is named. Handle 256bit vector types. Return
7482 immediately for unnamed 256bit vector mode parameters.
7483 (function_arg_advance): Updated.
7484 (function_arg_32): Add comments for TImode. Handle OImode
7485 and 256bit vector types.
7486 (function_arg_64): Take a new argument to indicate if a
7487 parameter is named. Handle 256bit vector types. Return NULL
7488 for unnamed 256bit vector mode parameters.
7489 (function_arg): Updated.
7490 (setup_incoming_varargs_64): Support
7491 AVX encoding for *sse_prologue_save_insn.
7492 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7493 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7494 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7495 enabled, otherwise return -3.
7496 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7498 (print_reg): Support AVX registers. Handle 'x' and 't'.
7499 Handle 'd' to duplicate the operand.
7500 (print_operand): Likewise. Also support AVX vector compare
7502 (output_387_binary_op): Support AVX.
7503 (output_fp_compare): Likewise.
7504 (ix86_expand_vector_move_misalign): Likewise.
7505 (ix86_attr_length_vex_default): New.
7506 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7507 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7508 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7509 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7510 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7511 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7512 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7513 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7514 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7515 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7516 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7517 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7518 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7519 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7520 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7521 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7522 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7523 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7524 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7525 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7526 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7527 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7528 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7529 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7530 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7531 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7532 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7533 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7534 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7535 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7536 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7537 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7538 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7539 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7540 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7541 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7542 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7543 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7544 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7545 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7546 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7547 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7548 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7549 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7550 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7551 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7552 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7553 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7554 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7555 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7556 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7557 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7558 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7559 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7560 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7561 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7562 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7563 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7564 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7565 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7566 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7567 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7568 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7569 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7570 and IX86_BUILTIN_MOVMSKPS256,
7571 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7572 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7573 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7574 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7575 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7576 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7577 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7578 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7579 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7580 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7581 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7582 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7583 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7584 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7585 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7586 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7587 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7588 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7589 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7590 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7591 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7592 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7593 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7594 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7595 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7596 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7597 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7598 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7599 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7600 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7601 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7602 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7603 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7604 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7605 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7606 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7607 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7608 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7609 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7610 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7611 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7612 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7613 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7614 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7615 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7616 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7617 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7618 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7619 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7620 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7621 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7622 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7623 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7624 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7625 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7626 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7627 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7628 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7630 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7631 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7632 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7633 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7634 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7635 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7636 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7637 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7638 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7639 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7640 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7641 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7642 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7643 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7644 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7645 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7646 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7647 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7648 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7649 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7650 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7651 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7652 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7653 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7654 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7655 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7656 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7657 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7658 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7659 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7660 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7661 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7662 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7663 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7664 IX86_BUILTIN_MOVMSKPS256.
7665 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7666 (ix86_expand_args_builtin): Likewise.
7667 (ix86_expand_special_args_builtin): Likewise.
7668 (ix86_hard_regno_mode_ok): Handle AVX modes.
7669 (ix86_expand_vector_init_duplicate): Likewise.
7670 (ix86_expand_vector_init_one_nonzero): Likewise.
7671 (ix86_expand_vector_init_one_var): Likewise.
7672 (ix86_expand_vector_init_concat): Likewise.
7673 (ix86_expand_vector_init_general): Likewise.
7674 (ix86_expand_vector_set): Likewise.
7675 (ix86_vector_mode_supported_p): Likewise.
7676 (x86_extended_reg_mentioned_p): Check INSN_P before using
7679 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7680 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7682 * config/i386/i386.h (TARGET_AVX): New.
7683 (TARGET_FMA): Likewise.
7684 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7685 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7686 (VALID_AVX256_REG_MODE): New.
7687 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7688 (AVX_FLOAT_MODE_P): Likewise.
7689 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7690 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7691 (AVX_VEC_FLOAT_MODE_P): Likewise.
7692 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7693 (ASM_OUTPUT_OPCODE): Likewise.
7694 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7696 (SSE_REG_MODE_P): Allow 256bit vector modes.
7697 (ix86_args): Add a warn_avx field.
7699 * config/i386/i386.md (UNSPEC_PCMP): New.
7700 (UNSPEC_VPERMIL): Likewise.
7701 (UNSPEC_VPERMIL2): Likewise.
7702 (UNSPEC_VPERMIL2F128): Likewise.
7703 (UNSPEC_MASKLOAD): Likewise.
7704 (UNSPEC_MASKSTORE): Likewise.
7705 (UNSPEC_CAST): Likewise.
7706 (UNSPEC_VTESTP): Likewise.
7707 (UNSPECV_VZEROALL): Likewise.
7708 (UNSPECV_VZEROUPPER): Likewise.
7709 (XMM0_REG): Likewise.
7710 (XMM1_REG): Likewise.
7711 (XMM2_REG): Likewise.
7712 (XMM3_REG): Likewise.
7713 (XMM4_REG): Likewise.
7714 (XMM5_REG): Likewise.
7715 (XMM6_REG): Likewise.
7716 (XMM8_REG): Likewise.
7717 (XMM9_REG): Likewise.
7718 (XMM10_REG): Likewise.
7719 (XMM11_REG): Likewise.
7720 (XMM12_REG): Likewise.
7721 (XMM13_REG): Likewise.
7722 (XMM14_REG): Likewise.
7723 (XMM15_REG): Likewise.
7725 (prefix_vex_imm8): Likewise.
7726 (prefix_vex_w): Likewise.
7727 (length_vex): Likewise.
7730 (*avx_ashlti3): Likewise.
7731 (*avx_lshrti3): Likewise.
7732 (*avx_setcc<mode>): Likewise.
7733 (*fop_<mode>_comm_mixed_avx): Likewise.
7734 (*fop_<mode>_comm_avx): Likewise.
7735 (*fop_<mode>_1_mixed_avx): Likewise.
7736 (*fop_<mode>_1_avx): Likewise.
7737 (*avx_<code><mode>3): Likewise.
7738 (*avx_ieee_smin<mode>3): Likewise.
7739 (*avx_ieee_smax<mode>3): Likewise.
7740 (mode): Add OI, V8SF and V4DF.
7741 (length): Support VEX prefix.
7742 (*cmpfp_i_mixed): Set prefix attribute.
7743 (*cmpfp_i_sse): Likewise.
7744 (*cmpfp_iu_mixed): Likewise.
7745 (*cmpfp_iu_sse): Likewise.
7746 (*movsi_1): Support AVX.
7747 (*movdi_2): Likewise.
7748 (*movdi_1_rex64): Likewise.
7749 (*movti_internal): Likewise.
7750 (*movti_rex64): Likewise.
7751 (*movsf_1): Likewise.
7752 (*movdf_nointeger): Likewise.
7753 (*movdf_integer_rex64): Likewise.
7754 (*movtf_internal): Likewise.
7755 (zero_extendsidi2_32): Likewise.
7756 (zero_extendsidi2_rex64): Likewise.
7757 (*extendsfdf2_mixed): Likewise.
7758 (*extendsfdf2_sse): Likewise.
7759 (*truncdfsf_fast_mixed): Likewise.
7760 (*truncdfsf_fast_sse): Likewise.
7761 (*truncdfsf_mixed): Likewise.
7762 (fix_trunc<mode>di_sse): Likewise.
7763 (fix_trunc<mode>si_sse): Likewise.
7764 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7765 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7766 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7767 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7768 (*rcpsf2_sse): Likewise.
7769 (*rsqrtsf2_sse): Likewise.
7770 (*sqrt<mode>2_sse): Likewise.
7771 (sse4_1_round<mode>2): Likewise.
7772 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7773 Support AVX. Set length attribute properly for AVX.
7775 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7776 (VECTOR_MODES (FLOAT, 32)): Likewise.
7777 (VECTOR_MODE (INT, DI, 8)): Likewise.
7778 (VECTOR_MODE (INT, HI, 32)): Likewise.
7779 (VECTOR_MODE (INT, QI, 64)): Likewise.
7780 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7781 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7782 (VECTOR_MODE (INT, DI, 4)): Removed.
7783 (VECTOR_MODE (INT, SI, 8)): Likewise.
7784 (VECTOR_MODE (INT, HI, 16)): Likewise.
7785 (VECTOR_MODE (INT, QI, 32)): Likewise.
7786 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7787 (INT_MODE (OI, 32)): Likewise.
7789 * config/i386/i386.opt (mavx): New.
7792 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7794 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7795 (*mov<mode>_internal_avx): New.
7796 (*movv2sf_internal_rex64_avx): Likewise.
7797 (*movv2sf_internal_avx): Likewise.
7799 * config/i386/predicates.md (const_4_to_5_operand): New.
7800 (const_6_to_7_operand): Likewise.
7801 (const_8_to_11_operand): Likewise.
7802 (const_12_to_15_operand): Likewise.
7803 (avx_comparison_float_operator): Likewise.
7805 * config/i386/sse.md (AVX256MODEI): New.
7806 (AVX256MODE): Likewise.
7807 (AVXMODEQI): Likewise.
7808 (AVXMODE): Likewise.
7809 (AVX256MODEF2P): Likewise.
7810 (AVX256MODE2P): Likewise.
7811 (AVX256MODE4P): Likewise.
7812 (AVX256MODE8P): Likewise.
7813 (AVXMODEF2P): Likewise.
7814 (AVXMODEF4P): Likewise.
7815 (AVXMODEDCVTDQ2PS): Likewise.
7816 (AVXMODEDCVTPS2DQ): Likewise.
7817 (avxvecmode): Likewise.
7818 (avxvecpsmode): Likewise.
7819 (avxhalfvecmode): Likewise.
7820 (avxscalarmode): Likewise.
7821 (avxcvtvecmode): Likewise.
7822 (avxpermvecmode): Likewise.
7823 (avxmodesuffixf2c): Likewise.
7824 (avxmodesuffixp): Likewise.
7825 (avxmodesuffixs): Likewise.
7826 (avxmodesuffix): Likewise.
7827 (vpermilbits): Likewise.
7828 (pinsrbits): Likewise.
7829 (mov<mode>): Likewise.
7830 (*mov<mode>_internal): Likewise.
7831 (push<mode>1): Likewise.
7832 (movmisalign<mode>): Likewise.
7833 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7834 (avx_movdqu<avxmodesuffix>): Likewise.
7835 (avx_lddqu<avxmodesuffix>): Likewise.
7836 (<plusminus_insn><mode>3): Likewise.
7837 (*avx_<plusminus_insn><mode>3): Likewise.
7838 (*avx_vm<plusminus_insn><mode>3): Likewise.
7839 (mul<mode>3): Likewise.
7840 (*avx_mul<mode>3): Likewise.
7841 (*avx_vmmul<mode>3): Likewise.
7842 (divv8sf3): Likewise.
7843 (divv4df3): Likewise.
7844 (avx_div<mode>3): Likewise.
7845 (*avx_div<mode>3): Likewise.
7846 (*avx_vmdiv<mode>3): Likewise.
7847 (avx_rcpv8sf2): Likewise.
7848 (*avx_vmrcpv4sf2): Likewise.
7849 (sqrtv8sf2): Likewise.
7850 (avx_sqrtv8sf2): Likewise.
7851 (*avx_vmsqrt<mode>2): Likewise.
7852 (rsqrtv8sf2): Likewise.
7853 (avx_rsqrtv8sf2): Likewise.
7854 (*avx_vmrsqrtv4sf2): Likewise.
7855 (<code><mode>3): Likewise.
7856 (*avx_<code><mode>3_finite): Likewise.
7857 (*avx_<code><mode>3): Likewise.
7858 (*avx_vm<code><mode>3): Likewise.
7859 (*avx_ieee_smin<mode>3): Likewise.
7860 (*avx_ieee_smax<mode>3): Likewise.
7861 (avx_addsubv8sf3): Likewise.
7862 (avx_addsubv4df3): Likewise.
7863 (*avx_addsubv4sf3): Likewise.
7864 (*avx_addsubv2df3): Likewise.
7865 (avx_h<plusminus_insn>v4df3): Likewise.
7866 (avx_h<plusminus_insn>v8sf3): Likewise.
7867 (*avx_h<plusminus_insn>v4sf3): Likewise.
7868 (*avx_h<plusminus_insn>v2df3): Likewise.
7869 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7870 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7871 (*avx_maskcmp<mode>3): Likewise.
7872 (avx_nand<mode>3): Likewise.
7873 (*avx_<code><mode>3): Likewise.
7874 (*avx_nand<mode>3): Likewise.
7875 (*avx_<code><mode>3): Likewise.
7876 (*avx_cvtsi2ss): Likewise.
7877 (*avx_cvtsi2ssq): Likewise.
7878 (*avx_cvtsi2sd): Likewise.
7879 (*avx_cvtsi2sdq): Likewise.
7880 (*avx_cvtsd2ss): Likewise.
7881 (avx_cvtss2sd): Likewise.
7882 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7883 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7884 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7885 (*avx_cvtsi2sd): Likewise.
7886 (*avx_cvtsi2sdq): Likewise.
7887 (avx_cvtdq2pd256): Likewise.
7888 (avx_cvtpd2dq256): Likewise.
7889 (avx_cvttpd2dq256): Likewise.
7890 (*avx_cvtsd2ss): Likewise.
7891 (*avx_cvtss2sd): Likewise.
7892 (avx_cvtpd2ps256): Likewise.
7893 (avx_cvtps2pd256): Likewise.
7894 (*avx_movhlps): Likewise.
7895 (*avx_movlhps): Likewise.
7896 (avx_unpckhps256): Likewise.
7897 (*avx_unpckhps): Likewise.
7898 (avx_unpcklps256): Likewise.
7899 (*avx_unpcklps): Likewise.
7900 (avx_movshdup256): Likewise.
7901 (avx_movsldup256): Likewise.
7902 (avx_shufps256): Likewise.
7903 (avx_shufps256_1): Likewise.
7904 (*avx_shufps_<mode>): Likewise.
7905 (*avx_loadhps): Likewise.
7906 (*avx_storelps): Likewise.
7907 (*avx_loadlps): Likewise.
7908 (*avx_movss): Likewise.
7909 (*vec_dupv4sf_avx): Likewise.
7910 (*vec_concatv2sf_avx): Likewise.
7911 (*vec_concatv4sf_avx): Likewise.
7912 (*vec_setv4sf_0_avx): Likewise.
7913 (*vec_setv4sf_avx): Likewise.
7914 (*avx_insertps): Likewise.
7915 (avx_vextractf128<mode>): Likewise.
7916 (vec_extract_lo_<mode>): Likewise.
7917 (vec_extract_hi_<mode>): Likewise.
7918 (vec_extract_lo_<mode>): Likewise.
7919 (vec_extract_hi_<mode>): Likewise.
7920 (vec_extract_lo_v16hi): Likewise.
7921 (vec_extract_hi_v16hi): Likewise.
7922 (vec_extract_lo_v32qi): Likewise.
7923 (vec_extract_hi_v32qi): Likewise.
7924 (avx_unpckhpd256): Likewise.
7925 (*avx_unpckhpd): Likewise.
7926 (avx_movddup256): Likewise.
7927 (*avx_movddup): Likewise.
7928 (avx_unpcklpd256): Likewise.
7929 (*avx_unpcklpd): Likewise.
7930 (avx_shufpd256): Likewise.
7931 (avx_shufpd256_1): Likewise.
7932 (*avx_punpckhqdq): Likewise.
7933 (*avx_punpcklqdq): Likewise.
7934 (*avx_shufpd_<mode>): Likewise.
7935 (*avx_storehpd): Likewise.
7936 (*avx_loadhpd): Likewise.
7937 (*avx_loadlpd): Likewise.
7938 (*avx_movsd): Likewise.
7939 (*vec_concatv2df_avx): Likewise.
7940 (*avx_<plusminus_insn><mode>3): Likewise.
7941 (*avx_<plusminus_insn><mode>3): Likewise.
7942 (*avx_mulv8hi3): Likewise.
7943 (*avxv8hi3_highpart): Likewise.
7944 (*avx_umulv8hi3_highpart): Likewise.
7945 (*avx_umulv2siv2di3): Likewise.
7946 (*avx_mulv2siv2di3): Likewise.
7947 (*avx_pmaddwd): Likewise.
7948 (*avx_mulv4si3): Likewise.
7949 (*avx_ashr<mode>3): Likewise.
7950 (*avx_lshr<mode>3): Likewise.
7951 (*avx_ashl<mode>3): Likewise.
7952 (*avx_<code><mode>3): Likewise.
7953 (*avx_eq<mode>3): Likewise.
7954 (*avx_gt<mode>3): Likewise.
7955 (*avx_nand<mode>3): Likewise.
7956 (*avx_nand<mode>3): Likewise.
7957 (*avx_<code><mode>3): Likewise.
7958 (*avx_<code><mode>3): Likewise.
7959 (*avx_packsswb): Likewise.
7960 (*avx_packssdw): Likewise.
7961 (*avx_packuswb): Likewise.
7962 (*avx_punpckhbw): Likewise.
7963 (*avx_punpcklbw): Likewise.
7964 (*avx_punpckhwd): Likewise.
7965 (*avx_punpcklwd): Likewise.
7966 (*avx_punpckhdq): Likewise.
7967 (*avx_punpckldq): Likewise.
7968 (*avx_pinsr<avxmodesuffixs>): Likewise.
7969 (*avx_pinsrq): Likewise.
7970 (*avx_loadld): Likewise.
7971 (*vec_extractv2di_1_rex64_avx): Likewise.
7972 (*vec_extractv2di_1_avx): Likewise.
7973 (*vec_dupv2di_avx): Likewise.
7974 (*vec_concatv2si_avx): Likewise.
7975 (*vec_concatv4si_1_avx): Likewise.
7976 (*vec_concatv2di_avx): Likewise.
7977 (*vec_concatv2di_rex64_avx): Likewise.
7978 (*avx_uavgv16qi3): Likewise.
7979 (*avx_uavgv8hi3): Likewise.
7980 (*avx_psadbw): Likewise.
7981 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7982 (*avx_phaddwv8hi3): Likewise.
7983 (*avx_phadddv4si3): Likewise.
7984 (*avx_phaddswv8hi3): Likewise.
7985 (*avx_phsubwv8hi3): Likewise.
7986 (*avx_phsubdv4si3): Likewise.
7987 (*avx_phsubswv8hi3): Likewise.
7988 (*avx_pmaddubsw128): Likewise.
7989 (*avx_pmulhrswv8hi3): Likewise.
7990 (*avx_pshufbv16qi3): Likewise.
7991 (*avx_psign<mode>3): Likewise.
7992 (*avx_palignrti): Likewise.
7993 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7994 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7995 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7996 (*avx_mpsadbw): Likewise.
7997 (*avx_packusdw): Likewise.
7998 (*avx_pblendvb): Likewise.
7999 (*avx_pblendw): Likewise.
8000 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8001 (avx_ptest256): Likewise.
8002 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8003 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8004 (*avx_aesenc): Likewise.
8005 (*avx_aesenclast): Likewise.
8006 (*avx_aesdec): Likewise.
8007 (*avx_aesdeclast): Likewise.
8008 (avx_vzeroupper): Likewise.
8009 (avx_vzeroupper_rex64): Likewise.
8010 (avx_vpermil<mode>): Likewise.
8011 (avx_vpermilvar<mode>3): Likewise.
8012 (avx_vpermil2<mode>3): Likewise.
8013 (avx_vperm2f128<mode>3): Likewise.
8014 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8015 (avx_vbroadcastss256): Likewise.
8016 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8017 (avx_vinsertf128<mode>): Likewise.
8018 (vec_set_lo_<mode>): Likewise.
8019 (vec_set_hi_<mode>): Likewise.
8020 (vec_set_lo_<mode>): Likewise.
8021 (vec_set_hi_<mode>): Likewise.
8022 (vec_set_lo_v16hi): Likewise.
8023 (vec_set_hi_v16hi): Likewise.
8024 (vec_set_lo_v32qi): Likewise.
8025 (vec_set_hi_v32qi): Likewise.
8026 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8027 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8028 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8029 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8030 (vec_init<mode>): Likewise.
8031 (*vec_concat<mode>_avx): Likewise.
8032 (blendbits): Support V8SF and V4DF.
8033 (sse2_movq128): Support AVX.
8034 (<sse>_movnt<mode>): Likewise.
8035 (sse2_movntv2di): Likewise.
8036 (sse_rcpv4sf2): Likewise.
8037 (sse_sqrtv4sf2): Likewise.
8038 (sse_rsqrtv4sf2): Likewise.
8039 (<sse>_comi): Likewise.
8040 (<sse>_ucomi): Likewise.
8041 (sse_cvtss2si): Likewise.
8042 (sse_cvtss2si_2): Likewise.
8043 (sse_cvtss2siq): Likewise.
8044 (sse_cvtss2siq_2): Likewise.
8045 (sse_cvttss2si): Likewise.
8046 (sse_cvttss2siq): Likewise.
8047 (sse2_cvtsd2si): Likewise.
8048 (sse2_cvtsd2si_2): Likewise.
8049 (sse2_cvtsd2siq): Likewise.
8050 (sse2_cvtsd2siq_2): Likewise.
8051 (sse2_cvttsd2si): Likewise.
8052 (sse2_cvttsd2siq): Likewise.
8053 (sse2_cvtdq2pd): Likewise.
8054 (*sse2_cvtpd2dq): Likewise.
8055 (*sse2_cvttpd2dq): Likewise.
8056 (*sse2_cvtpd2ps): Likewise.
8057 (sse2_cvtps2pd): Likewise.
8058 (sse3_movshdup): Likewise.
8059 (sse3_movsldup): Likewise.
8060 (sse_storehps): Likewise.
8061 (*sse4_1_extractps): Likewise.
8062 (sse2_storelpd): Likewise.
8063 (vec_dupv2df_sse3): Likewise.
8064 (*vec_concatv2df_sse3): Likewise.
8065 (*sse4_1_pextrb): Likewise.
8066 (*sse4_1_pextrb_memory): Likewise.
8067 (*sse2_pextrw): Likewise.
8068 (*sse4_1_pextrw_memory): Likewise.
8069 (*sse4_1_pextrd): Likewise.
8070 (*sse4_1_pextrq): Likewise.
8071 (sse2_pshufd_1): Likewise.
8072 (sse2_pshuflw_1): Likewise.
8073 (sse2_pshufhw_1): Likewise.
8074 (*sse2_storeq_rex64): Likewise.
8075 (*vec_dupv4si): Likewise.
8076 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8077 (sse2_pmovmskb): Likewise.
8078 (*sse2_maskmovdqu): Likewise.
8079 (*sse2_maskmovdqu_rex64): Likewise.
8080 (sse_ldmxcsr): Likewise.
8081 (sse_stmxcsr): Likewise.
8082 (abs<mode>2): Likewise.
8083 (sse4_1_movntdqa): Likewise.
8084 (sse4_1_phminposuw): Likewise.
8085 (sse4_1_extendv8qiv8hi2): Likewise.
8086 (*sse4_1_extendv8qiv8hi2): Likewise.
8087 (sse4_1_extendv4qiv4si2): Likewise.
8088 (*sse4_1_extendv4qiv4si2): Likewise.
8089 (sse4_1_extendv2qiv2di2): Likewise.
8090 (*sse4_1_extendv2qiv2di2): Likewise.
8091 (sse4_1_extendv4hiv4si2): Likewise.
8092 (*sse4_1_extendv4hiv4si2): Likewise.
8093 (sse4_1_extendv2hiv2di2): Likewise.
8094 (*sse4_1_extendv2hiv2di2): Likewise.
8095 (sse4_1_extendv2siv2di2): Likewise.
8096 (*sse4_1_extendv2siv2di2): Likewise.
8097 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8098 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8099 (sse4_1_zero_extendv4qiv4si2): Likewise.
8100 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8101 (sse4_1_zero_extendv2qiv2di2): Likewise.
8102 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8103 (sse4_1_zero_extendv4hiv4si2): Likewise.
8104 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8105 (sse4_1_zero_extendv2hiv2di2): Likewise.
8106 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8107 (sse4_1_zero_extendv2siv2di2): Likewise.
8108 (*sse4_1_zero_extendv2siv2di2): Likewise.
8109 (sse4_1_ptest): Likewise.
8110 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8111 (sse4_2_pcmpestri): Likewise.
8112 (sse4_2_pcmpestrm): Likewise.
8113 (sse4_2_pcmpistri): Likewise.
8114 (sse4_2_pcmpistrm): Likewise.
8116 (aeskeygenassist): Likewise.
8118 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8120 * config/i386/predicates.md (vzeroall_operation): New.
8122 * config/i386/sse.md (avx_vzeroall): New.
8123 (*avx_vzeroall): Likewise.
8125 2008-08-28 Paul Brook <paul@codesourcery.com>
8126 Mark Shinwell <shinwell@codesourcery.com>
8127 Richard Earnshaw <richard.earnshaw@arm.com>
8129 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8130 (TARGET_MIN_ANCHOR_OFFSET): New.
8131 (arm_override_options): Set correct anchor ranges for Thumb-1
8132 and Thumb-2 if required.
8133 (legitimize_pic_address): Handle case involving a TLS symbol
8134 reference with an addend.
8135 (arm_optimization_options): Enable section anchors at -O1 and
8137 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8138 * config/arm/arm-protos.h (arm_optimization_options): New.
8140 2008-08-28 Nick Clifton <nickc@redhat.com>
8142 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8143 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8146 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8147 * config/v850/v850.md (return): Remove frame size restriction.
8149 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8151 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8153 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8155 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8157 2008-08-28 Paul Brook <paul@codesourcery.com>
8159 * config/arm/vfp11.md: Update license notice.
8160 * config/arm/cortex-r4.md: Ditto.
8162 2008-08-28 Richard Guenther <rguenther@suse.de>
8164 PR tree-optimization/37207
8165 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8168 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8171 * tree.c (int_fits_type_p): Don't forget unsigned integers
8172 of type sizetype which higher end word equals -1.
8174 2008-08-28 Ira Rosen <irar@il.ibm.com>
8176 * target.h (struct vectorize): Add new target builtin.
8177 * tree-vectorizer.c (destroy_loop_vec_info): Call
8178 vect_free_slp_instance instead of vect_free_slp_node.
8179 * tree-vectorizer.h (enum slp_load_perm_type): New.
8180 (struct _slp_instance): Add new fields.
8181 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8182 (SLP_INSTANCE_LOADS): New.
8183 (vect_free_slp_tree): Remove.
8184 (vect_free_slp_instance): Declare.
8185 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8186 (vectorizable_load): Add argument.
8187 (vect_transform_slp_perm_load): New.
8188 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8190 (vect_get_place_in_interleaving_chain): New function.
8191 (vect_free_slp_tree): Make static.
8192 (vect_free_slp_instance): New function.
8193 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8194 collect the load location in the interleaving chain.
8195 (vect_supported_slp_permutation_p): New function.
8196 (vect_supported_load_permutation_p): Likewise.
8197 (vect_analyze_slp_instance): In case of loads permutation, call
8198 vect_supported_load_permutation_p to check that the permutation is
8200 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8201 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8202 (vect_create_mask_and_perm): New function.
8203 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8204 (vectorizable_load): Add an argument. Don't keep the created vectors
8205 statements in the node if permutation is required. Call
8206 vect_transform_slp_perm_load to generate the permutation.
8207 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8208 additional argument.
8209 (vect_schedule_slp_instance): In case of loads permutation, allocate
8210 vectorized statements structure for all the related SLP nodes. Call
8211 vect_transform_stmt with addditional argument.
8212 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8213 * config/spu/spu.c (spu_builtin_vec_perm): New.
8214 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8215 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8216 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8217 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8219 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8221 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8222 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8223 __gthread_cond_signal, __gthread_cond_timedwait,
8224 __gthread_cond_timedwait_recursive): New functions.
8225 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8227 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8230 2008-08-28 Richard Guenther <rguenther@suse.de>
8233 * fold-const.c (maybe_canonicalize_comparison_1): Require
8234 undefined overflow only for canonicalizing A +- CST cmp CST.
8235 Make sure to not generate new constants that are not inside
8236 their TYPE_MIN/MAX_VALUE range.
8237 (maybe_canonicalize_comparison): Remove undefined overflow
8239 (fold_binary): Remove now duplicate folding.
8241 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8243 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8244 use not updated in the last change.
8246 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8248 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8249 (IRA_COVER_CLASSES): Add FPUL_REGS.
8251 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8254 * c-common.c (conversion_warning): Check for null operands.
8256 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8259 * c-decl.c (check_for_loop_decls): Improve error message. Give
8262 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8265 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8266 (convert_for_assignment): Pass corrent OPT_W* parameter to
8267 WARN_FOR_ASSIGNMENT.
8269 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8272 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8274 2008-08-27 Paul Brook <paul@codesourcery.com>
8276 * config.gcc: Loosen checks for arm uclinux eabi targets.
8278 2008-08-27 Paul Brook <paul@codesourcery.com>
8280 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8282 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8284 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8286 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8287 the enumerators of an ENUMERAL_TYPE.
8288 * dbxout.c (dbxout_type): Ditto.
8290 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8293 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8294 (fwprop_addr): Check that the loop_father is not the outer loop.
8296 2008-08-26 Paul Brook <paul@codesourcery.com>
8298 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8299 Remove documentation entry for fmul type.
8300 Use fmuls to annotate single-precision multiplication patterns,
8301 fmuld to annotate double-precision multiplication patterns,
8302 fmacs to annotate single-precision multiply-accumulate patterns
8303 and fmacd to annotate double-precision multiply-accumulate patterns.
8304 * config/arm/vfp11.md: Update reservations accordingly.
8305 * config/arm/arm.md: Note that certain values of the "type"
8306 attribute are documented in vfp.md.
8307 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8308 (v10_cvt): Use new fmul types.
8310 2008-08-26 Paul Brook <paul@codesourcery.com>
8312 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8313 * config/arm/vfp11.md: ...here. New.
8314 * config/arm/arm.md: Include vfp11.md.
8316 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8318 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8319 parameter to inform call.
8321 2008-08-26 Jeff Law <law@redhat.com>
8323 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8324 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8325 preferred class when copying a constant into a partial word register.
8327 2008-08-26 Ben Elliston <bje@au.ibm.com>
8329 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8330 * cp/typeck.c: Likewise.
8331 * cp/tree.c: Likewise.
8332 * gimple-low.c: Likewise.
8335 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8337 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8338 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8340 * doc/passes.texi: Describe IRA.
8342 * doc/tm.texi (IRA_COVER_CLASSES,
8343 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8345 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8346 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8347 -fira-propagate-cost, -fno-ira-share-save-slots,
8348 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8350 * flags.h (ira_algorithm): New enumeration.
8351 (flag_ira_algorithm, flag_ira_verbose): New external variable
8354 * postreload.c (gate_handle_postreload): Don't do post reload
8355 optimizations unless the reload is completed.
8357 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8360 * tree-pass.h (pass_ira): New external variable declaration.
8362 * reload.h: Add 2008 to the Copyright.
8364 * cfgloopanal.c: Include params.h.
8365 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8368 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8370 * toplev.c (ira.h): New include.
8371 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8372 (backend_init_target): Call ira_init.
8373 (backend_init): Call ira_init_once.
8374 (finalize): Call finish_ira_once.
8376 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8377 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8380 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8381 may_move_out_cost): New external variable declarations.
8382 (move_table): New typedef.
8384 * caller-save.c: Include headers output.h and ira.h.
8385 (no_caller_save_reg_set): New global variable.
8386 (save_slots_num, save_slots): New variables.
8387 (reg_save_code, reg_restore_code, add_stored_regs): Add
8389 (init_caller_save): Set up no_caller_save_reg_set.
8390 (init_save_areas): Reset save_slots_num.
8391 (saved_hard_reg): New structure.
8392 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8393 (initiate_saved_hard_regs, new_saved_hard_reg,
8394 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8396 (setup_save_areas): Add code for sharing stack slots.
8397 (all_blocks): New variable.
8398 (save_call_clobbered_regs): Process pseudo-register too.
8399 (mark_set_regs): Process pseudo-register too.
8400 (insert_one_insn): Put the insn after bb note in a empty basic
8401 block. Add insn check.
8403 * global.c (eliminable_regset): Make it external.
8404 (mark_elimination): Use DF_LR_IN for IRA.
8405 (pseudo_for_reload_consideration_p): New.
8406 (build_insn_chain): Make it external. Don't ignore spilled
8407 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8408 (gate_handle_global_alloc): New function.
8409 (pass_global_alloc): Add the gate function.
8411 * opts.c (decode_options): Set up flag_ira. Print the warning for
8413 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8415 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8417 * regmove.c (regmove_optimize): Don't do replacement of output for
8420 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8421 New external variable declarations.
8423 * local-alloc.c (update_equiv_regs): Make it external. Return
8424 true if jump label rebuilding should be done. Rescan new_insn for
8426 (gate_handle_local_alloc): New function.
8427 (pass_local_alloc): Add the gate function.
8429 * alias.c (value_addr_p, stack_addr_p): New functions.
8430 (nonoverlapping_memrefs_p): Use them for IRA.
8432 * common.opt (fira, fira-algorithm, fira-coalesce,
8433 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8434 fira-verbose): New options.
8436 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8437 move_cost, may_move_in_cost, may_move_out_cost): Make the
8439 (move_table): Remove typedef.
8440 (init_move_cost): Make it external.
8441 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8444 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8445 setup_reg_classes): New function prototypes.
8446 (eliminable_regset): New external variable declaration.
8447 (build_insn_chain, update_equiv_regs): New function prototypes.
8449 * Makefile.in (IRA_INT_H): New definition.
8450 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8451 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8452 (reload1.o, toplev.o): Add dependence on ira.h.
8453 (cfgloopanal.o): Add PARAMS_H.
8454 (caller-save.o): Add dependence on output.h and ira.h.
8455 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8456 ira-emit.o, ira-lives.o): New entries.
8458 * passes.c (pass_ira): New pass.
8460 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8462 * reload1.c (ira.h): Include the header.
8463 (changed_allocation_pseudos): New bitmap.
8464 (init_reload): Initiate the bitmap.
8465 (compute_use_by_pseudos): Permits spilled registers in FROM.
8466 (temp_pseudo_reg_arr): New variable.
8467 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8468 IRA. Call alter_reg with the additional parameter. Don't clear
8469 spilled_pseudos for IRA. Restore original insn chain for IRA.
8470 Clear changed_allocation_pseudos at the end of reload.
8471 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8472 (hard_regno_to_pseudo_regno): New variable.
8473 (count_pseudo): Check spilled pseudos. Set up
8474 hard_regno_to_pseudo_regno.
8475 (count_spilled_pseudo): Check spilled pseudos. Update
8476 hard_regno_to_pseudo_regno.
8477 (find_reg): Use better_spill_reload_regno_p. Check
8478 hard_regno_to_pseudo_regno.
8479 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8481 (eliminate_regs_1): Use additional parameter for alter_reg.
8482 (finish_spills): Set up pseudo_previous_regs only for spilled
8483 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8484 more arguments. Don't clear live_throughout and dead_or_set for
8485 spilled pseudos. Use additional parameter for alter_reg. Call
8486 mark_allocation_change. Set up changed_allocation_pseudos.
8487 Remove sanity check.
8488 (emit_input_reload_insns, delete_output_reload): Use additional
8489 parameter for alter_reg. Call mark_allocation_change.
8490 (substitute, gen_reload_chain_without_interm_reg_p): New
8492 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8494 * testsuite/gcc.dg/20080410-1.c: New file.
8496 * config/s390/s390.h (IRA_COVER_CLASSES,
8497 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8499 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8501 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8503 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8505 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8507 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8509 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8511 2008-08-24 Jeff Law <law@redhat.com>
8512 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8513 when ignoring unavailable registers.
8515 2008-08-24 Jeff Law <law@redhat.com>
8516 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8517 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8518 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8519 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8521 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8522 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8524 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8525 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8526 * reload1.c (find_reg): Process registers in register allocation order.
8528 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8529 * toplev.c (backend_init_target): Move ira_init call from
8531 (lang_dependent_init_target): ...to here.
8533 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8534 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8535 calculate memory move costs for NO_REGS.
8537 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8538 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8539 STACK_REGS is defined.
8541 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8542 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8544 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8545 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8547 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8548 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8549 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8552 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8553 Dorit Nuzman <dorit@il.ibm.com>
8555 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8556 vec_extract_evenv4sf, vec_extract_evenv8hi,
8557 vec_extract_evenv16qi, vec_extract_oddv4si,
8558 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8559 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8560 vec_interleave_highv4si, vec_interleave_lowv4si,
8561 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8562 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8563 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8565 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8568 * config/rs6000/rs6000.c (optimization_options): Don't default to
8569 section anchors without toplevel reorder.
8571 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8573 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8574 (mfc_end_critical_section): Likewise.
8576 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8578 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8579 all type qualifiers from element type to vector type.
8581 2008-08-25 David Daney <ddaney@avtrex.com>
8583 * config/mips/mips.md (immediate_insn): Move up in file, fix
8584 comment typo, reformat.
8585 (fetchop_bit, atomic_hiqi_op memory_barrier,
8586 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8587 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8588 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8589 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8590 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8591 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8592 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8593 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8594 sync_old_nand<mode>, sync_new_nand<mode>,
8595 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8596 test_and_set_12): Moved to sync.md.
8598 * config/mips/sync.md: New file.
8600 2008-08-25 Richard Henderson <rth@redhat.com>
8602 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8603 (regsave): Likewise.
8604 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8605 (output_cfi_directive): Likewise.
8606 (div_data_align): New.
8607 (output_cfi): Use it.
8609 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8611 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8612 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8613 (TARGET_OCTEON): New macro.
8614 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8615 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8616 (ISA_HAS_POP): New macro.
8617 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8619 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8621 * config/mips/mips.md (cpu): Add octeon.
8622 (type): Add pop attribute value.
8623 (popcount<mode>2): New pattern.
8624 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8626 2008-08-24 Jan Hubicka <jh@suse.cz>
8628 * doc/invoke.texi (-fipa-cp-clone): New option.
8629 (-fipa-cp): Update docs.
8630 (--param ipcp-unit-growth):New.
8631 * ipa-cp.c: Include fibheap.h, params.h
8632 (ipcp_initialize_node_lattices): When not cloning, all externally
8633 visible functions are bottom.
8634 (ipcp_need_redirect_p): Accept clones.
8635 (ipcp_insert_stage): Use cost driven heuristics.
8636 (max_count, dead_nodes): New static vars.
8637 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8638 ipcp_const_param_count): New functions.
8639 * common.opt (ipa-cp-clone): New command line option.
8640 * params.def (ipcp-unit-growth): New.
8642 2008-08-24 Jan Hubicka <jh@suse.cz>
8644 * tree-inline.c (tree_function_versioning): Look harder
8645 for referenced vars.
8647 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8649 PR tree-optimization/37185
8650 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8652 2008-08-23 Jan Hubicka <jh@suse.cz>
8654 * ipa-cp.c (ipcp_analyze_node): New function.
8655 (ipcp_update_cloned_node): Use it.
8656 (ipcp_init_stage): Likewise.
8657 * ipa-inline.c (function_insertion_hook_holder): New static var.
8658 (analyze_function): Break out from ....
8659 (inline_generate_summary): Here; register insertion hook.
8660 (cgraph_decide_inlining): Remove hook.
8661 (add_new_function): New function.
8663 2008-08-23 Jan Hubicka <jh@suse.cz>
8665 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8667 2008-08-23 Jan Hubicka <jh@suse.cz>
8669 * ipa-cp.c (constant_val_insert): Remove.
8670 (ipcp_propagate_one_const): Remove.
8671 (ipcp_create_replace_map): Always insert replacements to the map.
8672 (ipcp_insert_stage): Do not try to insert statements by hand.
8673 * tree-inline.c (insert_init_stmt): Break out from ...
8674 (setup_one_parameter): ... here; allow NULL BB pointer.
8675 (tree_function_versioning): Use setup_one_parameter to process
8678 2008-08-23 Jan Hubicka <jh@suse.cz>
8680 * tree.c (decl_address_ip_invariant_p): New function.
8681 * tree.h (decl_address_ip_invariant_p): Declare.
8682 * gimple.c (strip_invariant_refs): Break out from ...
8683 (is_gimple_invariant_address): ... here
8684 (is_gimple_ip_invariant_address): New function.
8685 (is_gimple_ip_invariant): New function.
8686 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8689 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8690 (ipcp_lat_is_insertable): All constants are insertable.
8691 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8692 IPA_CONST_VALUE_REF.
8693 (ipcp_initialize_node_lattices): Propagate all types of operands.
8694 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8695 (ipcp_create_replace_map): Reformat.
8696 (ipcp_need_redirect_p): Simplify.
8697 (ipcp_insert_stage): Check that argument is used before clonning.
8698 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8700 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8701 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8702 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8703 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8704 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8705 * tree-inline.c (tree_function_versioning): Add variables referenced
8708 2008-08-23 Jan Hubicka <jh@suse.cz>
8711 * i386.c (standard_80387_constant_p): Use optimize_size.
8713 2008-08-23 Ira Rosen <irar@il.ibm.com>
8715 PR tree-optimization/37161
8716 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8717 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8718 (vect_determine_vectorization_factor): Move the scalar type
8719 retrieval to vect_get_smallest_scalar_type.
8720 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8721 scalar type. Remove redundant computation.
8722 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8723 (vect_get_slp_defs): Take the type of RHS into account if
8724 necessary by calling vect_get_smallest_scalar_type. Call
8725 vect_get_constant_vectors with additional argument.
8727 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8730 * doc/invoke.texi (Wwrite-strings): Clarify description.
8732 2008-08-23 Ira Rosen <irar@il.ibm.com>
8734 PR tree-optimization/37174
8735 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8736 def stmt is a part of the loop before accessing its stmt_vec_info.
8738 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8741 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8742 (*swap): New insn pattern.
8743 (*ashlqi3): Rename from ashlqi3 insn pattern.
8744 (ashlqi3): New expanders.
8745 (*lshrqi3): Rename from lshrqi3 insn pattern.
8746 (lshrqi3): New expanders.
8747 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8748 lshrqi3_const5, lshrqi3_const6): New splitters.
8749 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8750 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8753 2008-08-22 Richard Guenther <rguenther@suse.de>
8755 PR tree-optimization/37078
8756 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8757 [+INF, +INF] ranges.
8759 2008-08-22 Richard Guenther <rguenther@suse.de>
8761 PR tree-optimization/37143
8762 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8763 a conversion statement instead of a copy.
8765 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8768 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8769 CCCmode, CCOmode and CCSmode destination modes.
8772 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8773 from different units in a single alternative.
8774 (*vec_extractv2sf_1): Ditto.
8775 (*vec_extractv2si_0): Ditto.
8776 (*vec_extractv2si_1): Ditto.
8777 * config/i386/sse.md (sse2_storehpd): Ditto.
8778 (sse2_storelpd): Ditto.
8779 (sse2_loadhpd): Ditto.
8780 (sse2_loadlpd): Ditto.
8783 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8784 (popcountsi2): Ditto.
8785 (clzdi2_abm): Ditto.
8786 (popcountdi2): Ditto.
8787 (clzhi2_abm): Ditto.
8788 (popcounthi2): Ditto.
8790 2008-08-22 Richard Guenther <rguenther@suse.de>
8794 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8795 if the multiplication does not overflow.
8797 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8799 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8801 2008-08-21 Richard Henderson <rth@redhat.com>
8803 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8804 spurrious comma from test.
8805 * configure: Rebuild.
8807 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8810 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8813 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8815 * c-tree.h (grokfield): New argument.
8816 * c-decl.c (grokfield): Handle new location argument.
8817 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8819 2008-08-21 Richard Guenther <rguenther@suse.de>
8821 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8823 2008-08-21 Jan Hubicka <jh@suse.cz>
8825 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8826 (cgraph_add_function_insertion_hook,
8827 cgraph_remove_function_insertion_hook,
8828 cgraph_call_function_insertion_hooks): New functions.
8829 * cgraph.h (cgraph_add_function_insertion_hook,
8830 cgraph_remove_function_insertion_hook,
8831 cgraph_call_function_insertion_hooks): Declare.
8832 * ipa-reference.c (function_insertion_hook_holder): New variable.
8833 (check_operand, look_for_address_of): When checking late, do not care
8834 about module bitmaps.
8835 (add_new_function): New function.
8836 (generate_summary): Register hooks; zero module bitmaps.
8837 (propagate): Unregister hooks.
8838 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8839 (add_new_function): New function.
8840 (generate_summary): Register hook.
8841 (propagate): Remove hook.
8843 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8845 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8846 * ipa-cp.c (ipcp_update_cloned_node): New function.
8847 (build_const_val): Handle functions correctly; bring type logic
8848 into sync with tree-inline.c
8849 (ipcp_init_stage): Take care of computing stuff needed by
8850 indirect inlining; update clones.
8851 (ipcp_generate_summary): Break out of ipcp_driver.
8852 (ipcp_driver): Do only execution and transformation.
8853 (pass_ipa_cp): Make IPA_PASS.
8854 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8856 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8857 ipcp, some info is already available.
8858 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8859 * tree-inline.c (remap_ssa_name): Unshare expression.
8861 2008-08-21 Richard Guenther <rguenther@suse.de>
8863 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8864 a PHI ask VN if it is already available.
8865 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8866 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8868 2008-08-21 Richard Guenther <rguenther@suse.de>
8871 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8872 makes sure to produce a result of the correct type.
8874 2008-08-21 Jan Hubicka <jh@suse.cz>
8875 Backport from LTO branch:
8877 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8878 Jan Hubicka <jh@suse.cz>
8881 (init_state, finish_state, set_function_state, generate_summary):
8883 (scan_stmt): Renamed from scan_function. Changed to keep state in
8884 local static vars rather than cgraph aux field.
8885 (propagate): Renamed from static_execute. Changed to keep state in
8886 local static vars rather than cgraph aux field.
8887 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8888 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8890 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8892 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8893 * ipa-reference.c (init_function_info, generate_summary,
8894 propagate): New functions.
8895 (analyze_function): Call init_function_info.
8896 (static_execute): Stripped into generate_summary and propagate.
8897 (pass_ipa_reference): Made into ipa_opt_pass.
8899 2008-08-21 Richard Guenther <rguenther@suse.de>
8901 PR tree-optimization/37181
8902 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8904 (extract_range_from_unary_expr): Likewise.
8906 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8908 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8910 * toplev.h (pedwarn_at): Likewise.
8911 * builtins.c: Update all calls to pedwarn.
8912 * c-lex.c: Likewise.
8913 * toplev.c: Likewise.
8914 * c-tree.h: Likewise.
8915 * c-decl.c: Likewise.
8916 * c-errors.c: Likewise.
8917 * c-typeck.c: Likewise.
8918 * c-common.c: Likewise.
8919 * c-parser.c: Likewise.
8921 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8924 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8925 with MODE_VECTOR_INT mode.
8927 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8930 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8931 initialized outside the current module.
8932 (warn_uninitialized_var): Ignore left-hand side when walking the
8933 trees. Ignore address expressions. Examine VUSE operands in gimple
8934 statements with a variable declaration on the right-hand side.
8936 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8939 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8941 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8944 * c-common.c (conversion_warning): Do not warn if applying bit-and
8945 operator to unsigned constant that fits in the target type.
8947 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8950 * c-common.c (conversion_warning): Do not warn for artificial
8953 2008-08-20 Richard Guenther <rguenther@suse.de>
8955 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8956 (extract_range_from_binary_expr): Fall back to constant propagation.
8957 (extract_range_from_unary_expr): Likewise.
8959 2008-08-20 Richard Guenther <rguenther@suse.de>
8961 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8962 with TREE_THIS_VOLATILE on shared nodes.
8963 (fold_stmt_r): Likewise.
8965 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8968 * c-parser.c (c_parser_attributes): For keywords use canonical
8969 spelling for attr_name.
8971 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8973 * value-prof.c (check_counter): Revert wrong call to error.
8975 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8977 * profile.c: Update calls to inform.
8978 * value-prof.c: Update calls to inform.
8980 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8982 * diagnostic.c (inform): Add an explicit location_t parameter.
8983 * toplev.h (inform): Update declaration.
8984 * builtins.c: Update all calls to inform.
8985 * c-common.c: Likewise.
8986 * c-decl.c: Likewise.
8987 * c-opts.c: Likewise.
8988 * c-pch.c: Likewise.
8989 * c-pragma.c: Likewise.
8990 * c-typeck.c: Likewise.
8991 * coverage.c: Likewise.
8993 * toplev.c: Likewise.
8994 * tree-cfg.c: Likewise.
8995 * tree-ssa.c: Likewise.
8997 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9000 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9001 V2DI mode, for SSE4.1, use movq instead of vector set if the
9002 second element is zero and inter-unit moves are OK.
9004 2008-08-20 Richard Guenther <rguenther@suse.de>
9006 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9007 properly handle conversion/copy chains after tuplification.
9009 2008-08-20 Richard Guenther <rguenther@suse.de>
9011 * passes.c (init_optimization_passes): Move the second
9012 forwprop pass before alias computation. Remove the second
9013 DCE pass. Remove the first dominator and phi copy/const
9016 2008-08-20 Nick Clifton <nickc@redhat.com>
9018 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9019 support of this feature. Do not assume that a sufficiently new
9020 assembler will support the feature regardless of the target type.
9021 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9022 * configure: Regenerate.
9024 2008-08-20 Richard Guenther <rguenther@suse.de>
9026 * tree-vrp.c (found_in_subgraph): Remove.
9027 (live): New global static.
9028 (live_on_edge): New function.
9029 (blocks_visited): Remove.
9030 (register_edge_assert_for_2): Use live_on_edge.
9031 (find_conditional_asserts): Remove code dealing with
9032 found_in_subgraph. Do not walk the CFG.
9033 (find_switch_asserts): Likewise.
9034 (find_assert_locations_1): Renamed from find_assert_locations.
9035 Move finding assert locations for conditional and switch
9036 statements first. Update live bitmap. Do not walk the CFG.
9037 (find_assert_locations): New function.
9038 (insert_range_assertions): Remove entry of CFG walk.
9039 Adjust call to find_assert_locations.
9040 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9041 that only can appear because of fake exit edges but assert we
9042 never try to insert on those.
9043 (fini_pre): Do not remove fake exit edges here...
9044 (execute_pre): ...but here, before committing edge inserts.
9046 2008-08-19 Richard Guenther <rguenther@suse.de>
9048 * passes.c (init_optimization_passes): Exchange store-ccp
9051 2008-08-19 Rafael Espíndola <espindola@google.com>
9053 * varasm.c (weak_decls): Move earlier in the file.
9054 (assemble_external): Add weak decls to the weak_decls list.
9055 (declare_weak): Don't add decls to the weak_decls list.
9057 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9060 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9061 before (sse2_shufpd_<mode>).
9063 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9066 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9067 * tree.c (block_nonartificial_location): Likewise.
9069 2008-08-19 Richard Guenther <rguenther@suse.de>
9071 PR tree-optimization/35972
9072 PR tree-optimization/23094
9073 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9075 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9076 handle MISALIGNED_INDIRECT_REF.
9077 (get_ref_from_reference_ops): New helper.
9078 (vn_reference_lookup_pieces): Walk the use-def chain using the
9079 alias-oracle if requested.
9080 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9081 walking the use-def chain.
9082 (compute_avail): But not here.
9083 (create_component_ref_by_pieces_1): Properly handle
9084 MISALIGNED_INDIRECT_REF.
9085 (do_regular_insertion): Handle fully redundant
9086 expressions after PHI-translation also for SSA_NAME values, not
9087 only constants. Correctly use edoubleprime for that.
9089 2008-08-19 Ira Rosen <irar@il.ibm.com>
9091 * tree-vectorizer.c (supportable_widening_operation): Support
9092 multi-step conversion, return the number of steps in such conversion
9093 and the required intermediate types.
9094 (supportable_narrowing_operation): Likewise.
9095 * tree-vectorizer.h (vect_pow2): New function.
9096 (supportable_widening_operation): Change argument types.
9097 (supportable_narrowing_operation): Likewise.
9098 (vectorizable_type_promotion): Add an argument.
9099 (vectorizable_type_demotion): Likewise.
9100 * tree-vect-analyze.c (vect_analyze_operations): Call
9101 vectorizable_type_promotion and vectorizable_type_demotion with
9102 additional argument.
9103 (vect_get_and_check_slp_defs): Detect patterns.
9104 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9106 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9107 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9108 factor according to the smallest type in the loop.
9109 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9110 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9111 supportable_widening_operation with correct arguments.
9112 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9113 operands lists according to the number of vector statements in left
9114 or right node, if exists.
9115 (vect_gen_widened_results_half): Remove unused argument.
9116 (vectorizable_conversion): Call supportable_widening_operation,
9117 supportable_narrowing_operation, and vect_gen_widened_results_half
9118 with correct arguments.
9119 (vectorizable_assignment): Change documentation, support multiple
9121 (vectorizable_operation): Likewise.
9122 (vect_get_loop_based_defs): New function.
9123 (vect_create_vectorized_demotion_stmts): Likewise.
9124 (vectorizable_type_demotion): Support loop-aware SLP and general
9125 multi-step conversion. Call vect_get_loop_based_defs and
9126 vect_create_vectorized_demotion_stmts for transformation.
9127 (vect_create_vectorized_promotion_stmts): New function.
9128 (vectorizable_type_promotion): Support loop-aware SLP and general
9129 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9131 (vectorizable_store): Change documentation, support multiple
9133 (vectorizable_load): Likewise.
9134 (vect_transform_stmt): Pass SLP_NODE to
9135 vectorizable_type_promotion and vectorizable_type_demotion.
9136 (vect_schedule_slp_instance): Move here the calculation of number
9137 of vectorized statements for each node from...
9138 (vect_schedule_slp): ... here.
9139 (vect_transform_loop): Call vect_schedule_slp without the last
9142 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9145 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9146 to == in assert statement.
9147 (vectorizable_reduction): Fix typo.
9149 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9152 * value-prof.c (check_counter): Dereference pointer to overall
9153 count when printing it.
9155 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9157 * profile.h: Really add it.
9159 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9161 * mcf.c: Really add it.
9163 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9164 Vinodha Ramasamy <vinodha@google.com>
9166 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9168 * value-prof.c (check_counter): Fix the counter if
9169 flag_profile_correction is true.
9170 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9171 tree_mod_subtract_transform):
9172 Follow check_counter parameter change.
9173 * common.opt (fprofile-correction): New option.
9175 * profile.h: Likewise.
9176 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9177 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9178 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9180 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9181 flag_profile_correction is set.
9183 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9185 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9187 2008-08-18 Tomas Bily <tbily@suse.cz>
9189 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9190 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9192 * tree-data-ref.c (split_constant_offset_1): Likewise.
9193 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9194 * tree-sra.c (sra_walk_expr): Likewise.
9195 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9196 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9197 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9198 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9200 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9201 * tree-vect-transform.c (vectorizable_type_demotion)
9202 (vectorizable_type_promotion): Likewise.
9203 * tree-inline.c (expand_call_inline):
9204 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9205 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9206 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9207 * expr.c (expand_expr_real_1): Likewise.
9208 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9209 (gimple_assign_unary_useless_conversion_p): Likewise.
9210 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9211 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9212 * fold-const.c (fold_unary): Likewise.
9213 * tree.h (CONVERT_EXPR_P): Likewise.
9214 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9215 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9217 (register_edge_assert_for_2, extract_range_from_unary_expr)
9218 (register_edge_assert_for_1): Likewise.
9220 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9222 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9223 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9224 (enum real_value_const): Delete.
9225 (get_real_const): Delete.
9226 * real.c (get_real_const): Delete.
9227 (dconst_e_ptr): Define.
9228 (dconst_third_ptr): Define.
9229 (dconst_sqrt2_ptr): Define.
9230 * builtins.c: Update all callers.
9232 2008-08-18 Richard Guenther <rguenther@suse.de>
9234 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9235 statement iterator after statement removal.
9237 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9239 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9240 (detect_processor_freebsd): Likewise.
9241 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9243 2008-08-18 Richard Guenther <rguenther@suse.de>
9245 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9246 and loads have the correct types.
9248 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9251 * c-opts.c (cpp_opts): Remove static.
9252 * c-parser.c (cpp_opts): Declare it extern.
9253 (disable_extension_diagnostics): Handle cpp options.
9254 (enable_extension_diagnostics): Likewise.
9256 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9258 * diagnostics.c (permerror_at): Rename as permerror.
9259 (permerror): Delete.
9260 * toplev.h: Likewise.
9262 2008-08-18 Richard Guenther <rguenther@suse.de>
9264 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9265 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9266 Move call_cdce before build_alias. Move copyrename2,
9267 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9268 right after final inlining.
9269 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9270 (pass_build_cfg): But instead via TODO_dump_func.
9272 2008-08-18 Richard Guenther <rguenther@suse.de>
9274 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9276 (scalarize_init): If we failed to generate some initializers
9277 do not generate zeros for not instantiated members. Instead
9278 rely on the copy out.
9279 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9280 about missing flow-sensitive alias info only if we have
9283 2008-08-17 Nick Clifton <nickc@redhat.com>
9285 * doc/extend.texi (Function Attributes): Fix typo in description
9286 if hot function attribute.
9288 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9289 Richard Sandiford <rdsandiford@googlemail.com>
9291 * doc/install.texi (--with-mips-plt): Document.
9292 * doc/invoke.texi (-mplt, -mno-plt): Document.
9293 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9294 and handle ${with_mips_plt}.
9295 * config/mips/mips.opt (mplt): New option.
9296 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9297 (TARGET_ABICALLS_PIC2): Likewise.
9298 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9299 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9300 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9301 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9302 to decide whether to output ".option picX" directives.
9303 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9304 Pass -call_nonpic rather than -KPIC for -mplt.
9305 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9306 on the command line. Also remove it when -mabi=64 is used without
9308 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9309 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9310 TARGET_ABICALLS_PIC0.
9311 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9313 (mips16_build_function_stub): Only output ".option pic" directives
9314 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9315 (mips16_build_call_stub): Fix comment and remove redundant
9316 ".set at"/"set .noat" directives.
9317 (mips_function_rodata_section): Use the default behaviour for
9318 TARGET_ABSOLUTE_ABICALLS.
9319 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9320 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9321 (mips_restore_gp): Do nothing if the current function doesn't use
9323 (mips_expand_prologue): Only save $gp if the current function uses it.
9324 Use a normal move for TARGET_ABICALLS_PIC0.
9325 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9327 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9329 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9330 of function when handling GLOBAL_POINTER_REGNUM.
9332 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9335 * common.opt (-fstack-check): Do not declare the variable here.
9336 (-fstack-check=): New option variant.
9337 * doc/invoke.texi (Code Gen Options): Document it.
9338 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9339 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9340 (STACK_CHECK_STATIC_BUILTIN): New macro.
9341 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9342 * opts.c: Include expr.h.
9343 (common_handle_option) <OPT_fold_stack_check_>: New case.
9344 <OPT_fstack_check>: Likewise.
9345 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9346 consistently in the test for variable-sized types. Adjust for
9347 new behaviour of flag_stack_check.
9348 * explow.c: Include except.h.
9349 (allocate_dynamic_stack_space): Do not take into account
9350 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9351 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9352 for variable-sized parameters. Treat all parameters whose size is
9353 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9354 stack checking is enabled.
9355 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9356 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9357 if generic stack checking is enabled.
9358 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9359 * reload1.c (reload): Likewise.
9360 * stmt.c (expand_decl): Assert that all automatic variables have
9361 fixed size at this point and remove dead code.
9362 * flags.h (stack_check_type): New enumeration type.
9363 (flag_stack_check): Declare.
9364 * toplev.c (flag_stack_check): New global variable.
9365 * Makefile.in (opts.o): Add dependency on EXPR_H.
9366 (explow.o): Add dependency on except.h.
9368 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9370 * config/avr/avr.c (avr_override_options): Reduce value of
9371 PARAM_INLINE_CALL_COST.
9373 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9375 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9376 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9377 lieu of TYPE_MODE (type) throughout.
9379 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9381 * config/arm/arm.c (add_minipool_backward_ref): Check for
9382 8-byte-aligned entries in second case of forcing insertion after a
9383 particular entry. Change third case to avoid inserting
9384 non-8-byte-aligned entries before 8-byte-aligned ones.
9386 2008-08-15 Richard Guenther <rguenther@suse.de>
9388 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9389 strip components for unknown size accesses.
9391 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9393 * config/s390/2097.md New file.
9394 * config/s390/s390.md ("z10prop" attribute): Define none,
9395 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9396 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9397 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9398 possible values and apply them to insns as appropriate.
9399 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9400 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9401 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9402 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9403 ("bfp" mode attribute): Removed. Every occurence replaced
9405 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9406 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9409 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9412 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9415 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9417 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9418 additional argument. Support reduction when duplication is needed due
9419 to data-types of different sizes in the loop.
9420 (get_initial_def_for_induction): Fix printout.
9421 (vect_get_vec_def_for_stmt_copy): Support case where the
9422 vec_stmt_for_operand is a phi node.
9423 (vectorizable_reduction): Support reduction when duplication is needed
9424 due to data-types of different sizes in the loop.
9425 (vectorizable_call): Remove restriction to not vectorize in case we
9426 have data-types of different sizes in the loop.
9427 (vectorizable_conversion): Likewise.
9428 (vectorizable_operation): Likewise.
9429 (vectorizable_type_demotion): Likewise.
9430 (vectorizable_type_promotion): Likewise.
9431 (vectorizable_induction): Add restriction to not vectorize in case
9432 we have data-types of different sizes in the loop.
9434 2008-08-14 Christophe Saout <christophe@saout.de>
9435 Uros Bizjak <ubizjak@gmail.com>
9438 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9439 (*vec_concatv2di_rex64_sse4_1): Ditto.
9440 (*vec_concatv2di_rex64_sse): Ditto.
9442 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9445 * fold-const.c (fold_widened_comparison): Do not allow
9446 sign changes that change the result even if shorter type
9447 is wider than arg1_unw's type.
9449 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9451 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9452 Skip if the multilib testing specifies -march that does not
9453 agree with the one specified in the testcase.
9455 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9457 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9458 zero extend SImode values being converted to TFmode before passing
9461 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9463 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9464 __PPU__ when targeting the Cell/B.E. PPU processor.
9466 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9468 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9469 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9470 Rematerialize the static chain, if any.
9471 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9474 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9476 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9477 (new_loc_descr): Likewise.
9478 (add_loc_descr): Likewise.
9479 (size_of_loc_descr): Likewise.
9480 (size_of_locs): Likewise.
9481 (output_loc_operands): Likewise.
9482 (output_loc_sequence): Likewise.
9483 (new_reg_loc_descr): New.
9484 (build_cfa_loc): Use it.
9485 (build_cfa_aligned_loc): Likewise.
9486 (one_reg_loc_descriptor): Likewise.
9487 (based_loc_descr): Likewise.
9489 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9492 * doc/invoke.texi (Wmain): Update.
9493 * c-decl.c (start_decl): warn_main is only 0 or 1.
9494 (start_function): Likewise. Fix formatting.
9495 (finish_function): Delete redundant warning.
9496 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9497 * c-opts (c_common_handle_option): -Wall only has effect if
9498 warn_main is uninitialized. OPT_Wmain is automatically
9499 handled. -pedantic also enables Wmain.
9500 (c_common_post_options): Handle all logic for Wmain here.
9501 * c-common.c (warn_main): Delete.
9502 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9503 * c-common.h (warn_main): Delete.
9505 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9508 * expr.c (emit_group_store): Allocate stack temp with the
9509 largest alignment when copying from register to stack.
9511 2008-08-13 Richard Guenther <rguenther@suse.de>
9513 * tree.h (maybe_fold_offset_to_address): Declare.
9514 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9515 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9516 Likewise for POINTER_PLUS_EXPR.
9517 (maybe_fold_offset_to_reference): Enable disabled code.
9518 (maybe_fold_offset_to_address): New function.
9519 (fold_stmt_r): Use it.
9520 (fold_gimple_assign): Likewise.
9521 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9522 (gimplify_expr): Likewise.
9524 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9526 * toplev.h (pedwarn_at): Fix declaration.
9528 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9530 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9531 LINK_SPEC): Use %R in -Y P argument.
9533 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9536 * diagnostic.c (pedwarn_at): New.
9537 * toplev.h (pedwarn_at): Declare.
9538 * c-tree.h (build_enumerator): Update declaration.
9539 * c-decl.c (finish_enum): Update comment.
9540 (build_enumerator): Take a location parameter. Give a pedwarn but do
9541 not perform any conversion.
9542 * c-parser.c (c_parser_enum_specifier): Set correct location for
9545 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9548 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9549 expressions except for conversions to signed:1 bitfields. Handle
9550 COND_EXPR with constant operands.
9552 2008-08-13 Richard Guenther <rguenther@suse.de>
9554 PR tree-optimization/15255
9555 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9556 (struct oecount_s): New struct and VEC types.
9558 (oecount_hash): New function.
9559 (oecount_eq): Likewise.
9560 (oecount_cmp): Likewise.
9561 (zero_one_operation): New function.
9562 (build_and_add_sum): Likewise.
9563 (undistribute_ops_list): Perform un-distribution of multiplication
9564 and division on the chain of summands.
9565 (should_break_up_subtract): Also break up subtracts for factors.
9566 (reassociate_bb): Delete dead visited statements.
9567 Call undistribute_ops_list. Re-sort and optimize if it did something.
9568 * passes.c (init_optimization_passes): Move DSE before
9570 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9573 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9575 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9577 * doc/invoke.texi: Revert unintended checkin.
9579 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9582 * gcc.c (include_spec_function): Tweak call to find_a_file.
9584 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9587 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9588 and TRUTH_ORIF_EXPR.
9589 * dojump.c (do_jump): Likewise.
9591 PR tree-optimization/37084
9592 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9593 if id->regimplify, don't assume stmt is a cast assignment.
9595 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9597 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9599 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9602 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9605 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9607 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9608 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9610 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9611 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9612 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9613 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9614 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9616 * doc/tm.texi (Storage Layout): Remove documentation for
9617 TARGET_FLOAT_FORMAT.
9619 * simplify-rtx.c (simplify_binary_operation_1): Replace
9620 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9622 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9624 * real.h (struct real_format): New member has_sign_dependent_rounding.
9625 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9626 spu_single_format, ieee_double_format, mips_double_format,
9627 motorola_double_format, ieee_extended_motorola_format,
9628 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9629 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9630 mips_extended_format, ieee_quad_format, mips_quad_format,
9631 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9632 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9634 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9635 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9636 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9637 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9638 (ROUND_TOWARDS_ZERO): Likewise.
9640 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9641 (FLOAT_MODE_FORMAT): New macro.
9642 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9643 (MODE_COMPOSITE_P): ... this new macro.
9644 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9645 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9646 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9648 * flags.h: Include "real.h".
9650 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9651 REAL_MODE_FORMAT_COMPOSITE_P.
9652 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9654 * doc/tm.texi (Storage Layout): Remove documentation of
9655 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9656 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9657 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9658 they only apply to libgcc2.a.
9660 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9662 * config/spu/float_disf.c: New file.
9663 * config/spu/float_unsdisf.c: New file.
9664 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9665 (LIB2FUNCS_EXCLUDE): Define.
9667 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9668 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9670 * real.h (struct real_format): New member round_towards_zero.
9671 * real.c (round_for_format): Respect fmt->round_towards_zero.
9672 (ieee_single_format, mips_single_format, motorola_single_format,
9673 spu_single_format, ieee_double_format, mips_double_format,
9674 motorola_double_format, ieee_extended_motorola_format,
9675 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9676 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9677 mips_extended_format, ieee_quad_format, mips_quad_format,
9678 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9679 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9681 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9682 real_format to choose rounding mode when calling MPFR functions.
9683 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9684 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9686 * real.h (real_to_decimal_for_mode): Add prototype.
9687 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9688 Respect target rounding mode when generating decimal representation.
9689 (real_to_decimal): New stub for backwards compatibility.
9690 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9691 real_to_decimal_for_mode instead of real_to_decimal.
9693 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9695 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9696 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9698 * real.c (spu_single_format): New variable.
9699 * real.h (spu_single_format): Declare.
9701 * config/spu/spu.c (spu_override_options): Install SFmode format.
9702 (spu_split_immediate): Use integer mode to operate on pieces of
9703 floating-point values in all cases.
9705 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9706 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9707 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9709 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9711 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9713 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9715 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9717 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9720 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9721 on the VAR_DECL instead of TYPE_READONLY on its type.
9723 2008-08-12 Ira Rosen <irar@il.ibm.com>
9725 * tree-vectorizer.c: Depend on langhooks.h.
9726 (supportable_widening_operation): Add two arguments. Support double
9728 (supportable_narrowing_operation): Likewise.
9729 * tree-vectorizer.h (supportable_widening_operation): Add two
9731 (supportable_narrowing_operation): Likewise.
9732 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9733 supportable_widening_operation with correct arguments.
9734 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9735 (vectorizable_type_demotion): Support double type conversions.
9736 (vectorizable_type_promotion): Likewise.
9737 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9739 2008-08-11 Michael Matz <matz@suse.de>
9741 * i386/i386.c (override_options): Move initialisation from
9742 flag_schedule_insns_after_reload to here from ...
9743 (optimization_options): ... here.
9745 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9747 PR rtl-optimization/36998
9748 * dwarf2out.c (compute_barrier_args_size_1,
9749 compute_barrier_args_size): Temporarily remove assertions.
9751 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9754 * tree-ssa.c (struct walk_data): Add new flag
9755 warn_possibly_uninitialized.
9756 (warn_uninitialized_var): Use it.
9757 (warn_uninitialized_vars): New.
9758 (execute_early_warn_uninitialized): Call it.
9759 (execute_late_warn_uninitialized): Likewise.
9761 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9764 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9767 2008-08-09 Jan Hubicka <jh@suse.cz>
9770 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9772 (expand_fix): Be prepared for expansion to fail.
9773 (expand_sfix_optab): Remove instructions if expansion failed.
9775 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9777 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9779 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9780 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9782 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9784 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9785 mips/t-libgcc-mips16 to tmake_file.
9786 * config/mips/mips-protos.h (mips_call_type): New enum.
9787 (mips_pic_base_register, mips_got_load): Declare.
9788 (mips_restore_gp): Take an rtx argument.
9789 (mips_use_pic_fn_addr_reg_p): Declare.
9790 (mips_expand_call): Replace the sibcall_p argument with
9791 a mips_call_type argument. Add a lazy_p parameter.
9792 (mips_split_call): Declare.
9793 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9794 (MIPS16_PIC_TEMP): Likewise.
9795 (reg_class): Delete M16_NA_REGS.
9796 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9797 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9798 (mips_split_hi_p): Declare.
9799 * config/mips/mips.c (mips_split_hi_p): New array.
9800 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9801 (mips_got_symbol_type_p): New function.
9802 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9803 (mips16_stub_function_p): New function.
9804 (mips16_local_function_p): Likewise.
9805 (mips_use_pic_fn_addr_reg_p): Likewise.
9806 (mips_cannot_force_const_mem): Return false for HIGHs.
9807 Extend CONST_INT and symbolic handling to MIPS16, using
9808 mips_symbol_insns to check that the base symbol type is a
9809 legitimate constant. Reject GOT-based constants if
9810 TARGET_MIPS16_PCREL_LOADS.
9811 (mips_const_insns): Check targetm.cannot_force_const_mem when
9812 decomposing a symbolic base and a large offset.
9813 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9814 When calling a function that needs $25 from MIPS16 code,
9815 move the target address into $25 separately and add a USE
9817 (mips16_gp_pseudo_reg): Insert the initializer immediately
9818 before the first real insn.
9819 (mips_pic_base_register, mips_got_load): New functions.
9820 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9821 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9822 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9823 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9824 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9825 also passing NULL_RTX rather than const0_rtx as the aux argument.
9826 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9827 instead of TARGET_EXPLICIT_RELOCS.
9828 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9829 (mips_load_call_address): Replace the sibcall_p argument with
9830 a mips_call_type argument. Use mips_got_load.
9831 (mips16_local_alias): New structure.
9832 (mips16_local_aliases): New variable.
9833 (mips16_local_aliases_hash): New function.
9834 (mips16_local_aliases_eq): Likewise.
9835 (mips16_local_alias): Likewise.
9836 (mips16_stub_function): Likewise.
9837 (mips16_build_function_stub): Create a local alias for the target
9838 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9839 .cpload directive and an R_MIPS_NONE relocation for the target
9840 function, then load the alias rather than the function itself.
9841 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9842 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9843 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9844 (mips16_build_call_stub): Replace the FN parameter with an
9845 FN_PTR parameter. Force the address into a register if it
9846 isn't a call_insn_operand; don't rely on the caller to do this.
9847 If a call to a locally-defined and locally-binding MIPS16
9848 function must be made indirectly, redirect the call to the
9849 function's local alias. Use mips16_stub_function_p,
9850 mips16_stub_function, mips_expand_call and use_reg.
9851 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9852 Use explicit %hi and %lo accesses where possible.
9853 Use MIPS_CALL to generate the correct code form of a
9854 jal instruction. Add clobbers of $18 instead of uses.
9855 Update the call to mips_emit_call_insn.
9856 (mips_expand_call): Replace the SIBCALL_P argument with a
9857 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9858 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9859 allowing it to modify the call address. Update the calls to
9860 mips_load_call_address and mips_emit_call_insn.
9861 (mips_split_call): New function.
9862 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9863 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9864 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9865 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9866 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9868 (mips_cprestore_slot): New function.
9869 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9870 and use mips_cprestore_slot.
9871 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9873 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9874 then use a copygp_mips16 instruction to set up $28.
9875 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9876 (mips16_lay_out_constants): Call split_all_insns_noflow.
9877 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9878 false if TARGET_MIPS16.
9879 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9880 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9881 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9882 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9883 MIPS16 code. Allow MIPS16 o32 PIC.
9884 (mips_override_options): Allow MIPS16 o32 PIC.
9885 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9886 after reload if TARGET_USE_GOT.
9887 (UNSPEC_COPYGP): New constant.
9888 (length): Use a default length of 8 for MIPS16 GOT loads.
9889 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9890 (*got_page<mode>): Check mips_split_hi_p.
9891 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9892 (unspec_got<mode>, unspec_call<mode>): New expanders.
9893 (load_got<mode>, load_call<mode>): Remove the length attributes.
9894 Use a got attribute instead of a type attribute.
9895 (copygp_mips16): New insn.
9896 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9897 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9898 (sibcall, sibcall_value, call, call_value): Update the calls
9899 to mips_expand_call.
9900 (call_internal, call_value_internal): Use mips_split_call.
9901 (call_value_multiple_internal): Likewise.
9902 (call_split): Move after call_internal (the insn it is split from).
9903 (call_internal_direct, call_value_internal_direct): Turn into
9904 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9905 (call_direct_split, call_value_direct_split): New patterns.
9906 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9907 and use M16_REGS instead of M16_NA_REGS.
9908 * config/mips/predicates.md (const_call_insn_operand): Replace
9909 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9910 mips_use_pic_fn_addr_reg_p check.
9911 (move_operand): Reject HIGHs if mips_split_hi_p.
9912 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9913 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9914 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9915 * config/mips/libgcc-mips16.ver: New file.
9916 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9917 $(srcdir)/config/mips/libgcc-mips16.ver.
9919 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9921 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9923 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9924 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9925 (mips16_cfun_returns_in_fpr_p): Likewise.
9927 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9929 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9930 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9931 rather than 4 to PC.
9933 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9935 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9936 (FUNCTION_PROFILER): Save the static chain pointer into $2
9937 beforehand and restore it aftewards.
9938 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9939 address directly into $25 and call the function through $25;
9940 do not clobber $3. Pad the DImode version to cover the space
9941 left by the deleted $25 <- $3 move.
9942 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9943 the removal of the $25 <- $3 move.
9944 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9945 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9947 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9948 Daniel Jacobowitz <dan@codesourcery.com>
9950 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9951 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9952 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9953 * config/mips/mips.c (mips_start_function_definition): New function.
9954 (mips_end_function_definition): Likewise.
9955 (mips_output_function_prologue): Use mips_start_function_definition.
9956 (mips_output_function_epilogue): Use mips_end_function_definition.
9957 (build_mips16_function_stub): Use mips_start_function_definition
9958 and mips_end_function_definition.
9959 (build_mips16_call_stub): Likewise.
9961 2008-08-09 Richard Guenther <rguenther@suse.de>
9963 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9964 * gimple.h (gimple_call_fn): Adjust comment.
9965 (gimple_call_set_fndecl): New function.
9966 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9967 longer having bare FUNCTION_DECL operand.
9968 (gimple_call_return_type): Likewise.
9969 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9971 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9972 (gimple_mod_pow2): Likewise.
9973 (gimple_mod_subtract): Likewise.
9974 (gimple_ic): Likewise.
9975 (gimple_stringop_fixed_value): Likewise.
9976 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9977 longer having bare FUNCTION_DECL operand.
9978 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9979 * omp-low.c (optimize_omp_library_calls): Likewise.
9980 * cgraphunit.c (update_call_expr): Likewise.
9981 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9982 (execute_convert_to_rsqrt): Likewise.
9983 * cfgexpand.c (gimple_to_tree): Simplify.
9984 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9985 bare FUNCTION_DECL operand.
9986 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9987 (convert_gimple_call): Use gimple_call_fndecl.
9988 * c-common.c (c_warn_unused_result): Likewise.
9990 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9993 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9994 (c_finish_return): Likewise.
9995 (c_start_case): Likewise.
9996 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9997 * c-parser.c (c_parser_condition): New. Call
9998 verify_sequence_points.
9999 (c_parser_paren_condition): Call c_parser_condition.
10000 (c_parser_for_statement): Call c_parser_condition.
10002 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10005 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10006 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10007 Moved from diagnostic.h
10008 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10010 (emit_diagnostic): New.
10011 (warning0, pedwarn0): Delete.
10012 (warning, warning_at, pedwarn, permerror): Return bool.
10013 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10014 Moved to diagnostic.c.
10015 (struct diagnostic_context): Use correct type for
10016 classify_diagnostic.
10017 (diagnostic_report_diagnostic): Update declaration.
10018 (emit_diagnostic): Declare.
10019 * errors.c (warning): Return bool.
10020 * errors.h (warning): Update declaration.
10021 * toplev.h (warning0, pedwarn0): Delete.
10022 (warning, warning_at, pedwarn, permerror): Return bool.
10023 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10024 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10025 inform. Update all calls.
10026 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10027 before giving informative note.
10028 (implicit_decl_warning): Likewise.
10029 * c-typeck.c (build_function_call): Likewise.
10030 * tree-sssa.c (warn_uninit): Likewise.
10031 * builtins.c (gimplify_va_arg_expr): Likewise.
10033 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10036 * doc/invoke.texi (-Wextra): Move warning from here...
10037 (-Wuninitialized): ... to here.
10039 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10042 * flags.h (set_Wunused): Delete
10043 * toplev.c (process_options): Handle Wunused flags here.
10044 * opts.c (maybe_warn_unused_parameter): Delete.
10045 (common_handle_option): Replace set_Wunused by warn_unused.
10046 (set_Wextra): Do not handle Wunused-parameter here.
10047 (set_Wunused): Delete.
10048 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10050 * common.opt (Wunused): Add Var and Init.
10051 (Wunused-function): Likewise.
10052 (Wunused-label): Likewise.
10053 (Wunused-parameter): Likewise.
10054 (Wunused-value): Likewise.
10055 (Wunused-variable): Likewise.
10057 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10059 * doc/invoke.texi: Add cpu_type power7.
10060 * config.in (HAVE_AS_VSX): New.
10061 * config.gcc: Add cpu_type power7.
10062 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10064 * configure: Regenerate.
10065 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10067 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10068 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10069 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10071 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10073 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10074 type to vectorize.builtin_conversion.
10075 (vectorizable_conversion): Likewise.
10076 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10077 integral type as input.
10078 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10080 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10081 and ALTIVEC_BUILTIN_VCTSXS.
10082 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10085 2008-08-08 Richard Guenther <rguenther@suse.de>
10087 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10088 (surely_varying_stmt_p): Calls are varying only if they are
10089 non-builtin and not indirect or have no result.
10090 (ccp_fold): Re-instantiate code before the tuples merge.
10092 2008-08-08 Richard Guenther <rguenther@suse.de>
10094 PR tree-optimization/37056
10095 * gimple.h (gimple_assign_rhs_class): New helper function.
10096 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10097 unary operations properly.
10099 2008-08-07 Jan Hubicka <jh@suse.cz>
10101 * i386.h (ix86_size_cost): Declare.
10102 (ix86_cur_cost): New function macro.
10103 * i386.md (peepholes expanding size and splitters): Predicate by
10104 optimize_insn_for_speed_p.
10105 (peepholes reduce size and splitters): Predicate by
10106 optimize_insn_for_size_p.
10107 * i386.c (ix86_size_cost): Rename from ...
10108 (size_cost): This one.
10109 (override_options): Update.
10110 (decide_alg): Likewise.
10111 (ix86_expand_clear): Use RTL profile.
10112 (ix86_pad_returns): Use RTL profile.
10114 2008-08-07 Jan Hubicka <jh@suse.cz>
10116 * recog.c (split_all_insns): Set RTL profile
10117 (peephole2_optimize): Likewise.
10118 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10119 * combine.c (combine_instructions): Likewise.
10121 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10123 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10125 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10127 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10128 value in a6 after the set_frame_ptr insn.
10130 2008-08-07 Richard Henderson <rth@redhat.com>
10133 * gcc.c (cpp_options): Pass along -g*.
10135 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10137 * config/arm/arm.c (output_move_neon): Update comment describing
10138 big-endian vector layout.
10139 (arm_assemble_integer): Do not handle big-endian NEON vectors
10141 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10142 neon_vget_lane<mode>_sext_internal,
10143 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10144 element indices for big-endian.
10146 2008-08-07 Richard Henderson <rth@redhat.com>
10148 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10149 * configure, config.in: Rebuild.
10150 * debug.h (dwarf2out_do_cfi_asm): Declare.
10151 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10152 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10153 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10154 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10156 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10158 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10159 movv2si_internal): Combine into mov<mode>_internal.
10160 (movv2si_internal_2): Remove.
10162 2008-08-07 Jan Hubicka <jh@suse.cz>
10165 * i386.md (single stringop patterns): Enable unconditionally.
10167 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10170 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10172 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10173 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10175 * config/i386/sse.md (sse2_movq128): New.
10177 * doc/extend.texi: Document __builtin_ia32_movq128.
10179 2008-08-07 Richard Guenther <rguenther@suse.de>
10181 PR middle-end/37042
10182 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10183 pointers can access anything.
10185 2008-08-06 Jan Hubicka <jh@suse.cz>
10187 * optabs.c (emit_unop_insn): Break out to ...
10188 (maybe_emit_unop_insn): ... this one.
10189 (expand_sfix_optab): Use maybe variant.
10190 * optabs.h (maybe_emit_unop_insn): Declare.
10192 * i386.md (mov0 patterns): Enable by default.
10193 (FP conversion expanders): Disable expansion of code expanding
10194 sequences when instruction should be optimized for size.
10195 (single strinop patterns): Enable when optimizing for size.
10196 (string expanders): Disable expanding of code expanding sequences
10197 when optimizning instruction for size.
10198 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10200 (ix86_fp_comparison_sahf_cost): Likewise.
10201 (ix86_expand_branch): Likewise.
10202 (ix86_expand_ashl_const): Likewise.
10203 (ix86_split_ashl): Likewise.
10204 (ix86_expand_strlen): Likewise.
10205 (ix86_emit_fp_unordered_jump): Likewie.
10207 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10209 * c-common.c: Fix typo.
10210 (c_common_reswords): Activate more C++ keyword warnings.
10212 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10214 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10217 * diagnostic.c (permerror_at): New.
10218 * toplev.h (permerror_at): Declare.
10220 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10221 Ira Rosen <irar@il.ibm.com>
10223 * tree-vect-transform.c (vect_model_simple_cost): Return
10224 immediately if stmt is pure SLP.
10225 (vect_model_store_cost): Ditto.
10226 (vect_model_load_cost): Ditto.
10227 (vectorizable_store): Remove PURE_SLP check before call
10228 to vect_model_store_cost.
10229 (vect_model_store_cost): When checking whether stmt describe
10230 strided access, add a check that it is not slp_node.
10232 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10235 * c-common.c (warn_for_sign_compare): New. Handle separately the
10236 case that 'constant' is zero.
10237 * c-typeck.c (build_binary_op): Move code to c-common.c
10239 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10241 * config/alpha/alpha.c (alpha_preferred_reload_class,
10242 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10243 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10244 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10245 * config/arm/arm.md: Likewise.
10246 * config/avr/avr-protos.h (preferred_reload_class,
10247 test_hard_reg_class, avr_simplify_comparison_p,
10248 out_shift_with_cnt, class_max_nregs): Likewise.
10249 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10250 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10251 preferred_reload_class, test_hard_reg_class): Likewise.
10252 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10253 bfin_memory_move_cost, bfin_secondary_reload,
10254 bfin_output_mi_thunk): Likewise.
10255 * config/crx/crx.c (crx_secondary_reload_class,
10256 crx_memory_move_cost): Likewise.
10257 * config/frv/frv-protos.h (frv_secondary_reload_class,
10258 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10259 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10260 frv_secondary_reload_class, frv_class_likely_spilled_p,
10261 frv_class_max_nregs): Likewise.
10262 * config/h8300/h8300.c (h8300_classify_operand,
10263 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10265 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10266 * config/ia64/ia64.c (ia64_preferred_reload_class,
10267 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10268 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10269 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10271 * config/m68hc11/m68hc11.c (preferred_reload_class,
10272 m68hc11_memory_move_cost): Likewise.
10273 * config/mcore/mcore.c (mcore_secondary_reload_class,
10274 mcore_reload_class): Likewise.
10275 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10276 mips_class_max_nregs, mips_cannot_change_mode_class,
10277 mips_preferred_reload_class, mips_secondary_reload_class,
10278 mips_output_mi_thunk): Likewise.
10279 * config/mmix/mmix.c (mmix_preferred_reload_class,
10280 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10282 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10284 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10285 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10286 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10287 * config/rs6000/rs6000.c (paired_expand_vector_init,
10288 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10289 compare_section_name, rs6000_memory_move_cost): Likewise.
10290 * config/s390/s390.c (s390_emit_compare_and_swap,
10291 s390_preferred_reload_class, s390_secondary_reload,
10292 legitimize_pic_address, legitimize_tls_address,
10293 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10294 s390_class_max_nregs): Likewise.
10295 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10296 * config/s390/s390.md: Likewise.
10297 * config/score/score-protos.h (score_secondary_reload_class,
10298 score_preferred_reload_class): Likewise.
10299 * config/score/score.c (score_preferred_reload_class,
10300 score_secondary_reload_class): Likewise.
10301 * config/score/score3.c (score3_output_mi_thunk,
10302 score3_preferred_reload_class, score3_secondary_reload_class,
10303 score3_hard_regno_mode_ok): Likewise.
10304 * config/score/score3.h (score3_preferred_reload_class,
10305 score3_secondary_reload_class): Likewise.
10306 * config/score/score7.c (score7_output_mi_thunk,
10307 score7_preferred_reload_class, score7_secondary_reload_class,
10308 score7_hard_regno_mode_ok): Likewise.
10309 * config/score/score7.h (score7_preferred_reload_class,
10310 score7_secondary_reload_class): Likewise.
10311 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10312 output_branchy_insn, add_constant, gen_block_redirect,
10313 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10314 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10315 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10316 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10317 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10318 xstormy16_preferred_reload_class): Likewise.
10319 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10320 xtensa_expand_atomic, override_options,
10321 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10323 * reorg.c (try_merge_delay_insns): Likewise.
10324 * tree.c (merge_dllimport_decl_attributes): Likewise.
10326 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10328 2008-08-06 Michael Matz <matz@suse.de>
10330 * Makefile.in (write_entries_to_file): Quote words.
10331 * gengtype.c: (read_input_line): Skip over leading white-space.
10333 2008-08-06 Marc Gauthier <marc@tensilica.com>
10335 * config.gcc: Match more processor names for Xtensa.
10336 * configure.ac: Likewise.
10337 * doc/install.texi (Specific): Likewise.
10338 * configure: Regenerate.
10340 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10342 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10343 * calls.c (avoid_likely_spilled_reg): Likewise.
10344 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10345 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10346 * config/i386/i386.c (ix86_expand_special_args_builtin,
10347 ix86_secondary_reload): Likewise.
10348 * except.c (struct eh_region, gen_eh_region_catch,
10349 remove_unreachable_regions, duplicate_eh_regions,
10350 assign_filter_values, build_post_landing_pads,
10351 sjlj_find_directly_reachable_regions, remove_eh_handler,
10352 reachable_next_level, foreach_reachable_handler,
10353 can_throw_internal_1, can_throw_external_1,
10354 collect_one_action_chain): Likewise.
10355 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10356 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10357 * function.c (update_temp_slot_address, instantiate_new_reg,
10358 instantiate_virtual_regs_in_rtx,
10359 instantiate_virtual_regs_in_insn): Likewise.
10360 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10361 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10362 gimplify_cleanup_point_expr): Likewise.
10363 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10364 * passes.c (next_pass_1): Likewise.
10365 * print-tree.c (print_node_brief, print_node): Likewise.
10366 * profile.c (branch_prob): Likewise.
10367 * tree-dump.c (dump_register): Likewise.
10368 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10370 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10371 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10372 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10373 copy_arguments_for_versioning, copy_static_chain): Likewise.
10374 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10375 add_new_name_mapping, register_new_name_mapping): Likewise.
10376 * tree-mudflap.c (mf_xform_derefs): Likewise.
10377 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10378 get_init_expr, combine_chains): Likewise.
10379 * tree-pretty-print.c (dump_generic_node): Likewise.
10380 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10381 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10382 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10383 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10385 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10387 PR middle-end/37010
10388 * calls.c (expand_call): Use the biggest preferred stack
10391 2008-08-06 Michael Matz <matz@suse.de>
10394 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10395 for reused reload, instead of overwriting them.
10397 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10399 PR middle-end/37009
10400 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10401 for incoming stack boundary.
10403 * function.c (assign_parm_find_entry_rtl): Update
10404 parm_stack_boundary.
10406 * function.h (rtl_data): Add parm_stack_boundary.
10408 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10409 parm_stack_boundary for incoming stack boundary.
10411 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10413 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10414 for unrepresentable subregs or treat them as equal to other regs
10415 or subregs with the same register number.
10417 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10419 PR middle-end/35432
10420 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10423 2008-08-06 Jan Hubicka <jh@suse.cz>
10425 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10426 frequencies might be hot.
10428 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10430 * reload.c (find_reloads): Force constants into literal pool
10431 also if they are wrapped in a SUBREG.
10433 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10436 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10437 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10438 Don't allow predicated instructions for data speculation.
10439 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10442 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10444 * haifa-sched.c (extend_global): Split to extend_global_data and
10445 extend_region_data. Update all uses.
10446 (extend_all): Rename to extend_block_data.
10448 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10450 * sched-rgn.c (new_ready): Check if instruction can be
10451 speculatively scheduled before attempting speculation.
10452 (debug_rgn_dependencies): Remove wrongful assert.
10454 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10456 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10458 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10460 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10461 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10462 va_size, and type_size.
10464 2008-08-04 Jason Merrill <jason@redhat.com>
10467 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10468 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10470 2008-08-05 Richard Henderson <rth@redhat.com>
10472 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10473 * configure: Rebuild.
10475 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10478 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10479 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10482 2008-08-05 Richard Henderson <rth@redhat.com>
10484 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10485 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10486 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10487 * common.opt (fdwarf2-cfi-asm): New.
10488 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10489 * config.in, configure: Rebuild.
10490 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10491 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10493 (dw2_force_const_mem): Externalize.
10494 * dwarf2asm.h: Update.
10495 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10496 generate a real label.
10497 (output_cfi_directive): New.
10498 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10499 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10500 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10502 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10503 (output_loc_operands_raw, output_loc_sequence_raw): New.
10504 (output_cfa_loc_raw): New.
10506 2008-08-05 Paul Brook <paul@codesourcery.com>
10508 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10509 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10510 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10511 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10512 * config/arm/arm.h (TARGET_VFPD32): Define.
10513 (TARGET_VFP3): Use TARGET_VFPD32.
10514 (fputype): Add FPUTYPE_VFP3D16.
10515 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10516 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10517 * config/arm/arm-cores.def: Add cortex-r4f.
10518 * config/arm/arm-tune.md: Regenerate.
10520 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10522 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10523 Reword some comments throughout the file.
10525 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10526 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10527 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10528 MFC_MIN_DMA_LIST_ELEMENTS.
10529 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10530 MFC_MAX_DMA_LIST_ELEMENTS.
10532 (MFC_START_ENABLE): Remove PPU-only define.
10533 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10534 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10536 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10537 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10538 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10539 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10540 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10541 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10542 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10544 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10545 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10546 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10547 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10549 (spu_read_machine_status): Fix typo.
10551 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10553 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10554 SUBREG of multi-word hard register.
10555 * config/spu/spu.c (valid_subreg): Likewise.
10556 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10558 2008-08-04 Richard Guenther <rguenther@suse.de>
10560 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10561 the candidate with the stripped base if that base is different
10562 from the original base even for offset zero.
10564 2008-08-04 Richard Guenther <rguenther@suse.de>
10566 PR middle-end/36691
10567 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10568 check for no_overflow.
10570 2008-08-04 Richard Guenther <rguenther@suse.de>
10572 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10574 2008-08-04 Paul Brook <paul@codesourcery.com>
10576 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10577 (arm_order_regs_for_local_alloc): New function.
10578 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10580 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10582 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10585 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10586 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10587 (ix86_expand_epilogue): Likewise.
10589 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10591 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10594 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10596 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10597 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10598 (*movv2sf_internal_rex64): Ditto.
10600 2008-08-03 Jan Hubicka <jh@suse.cz>
10602 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10603 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10604 * expmed.c (expand_smod_pow2): Likewise.
10606 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10609 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10610 alternative 0 of operand 1.
10611 (*vec_concatv2di_rex64_sse): Ditto.
10612 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10614 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10615 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10616 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10617 (*movv2sf_internal_rex64): Ditto.
10619 2008-08-02 Richard Guenther <rguenther@suse.de>
10622 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10623 (ssedoublesizemode): New mode attribute.
10624 (sse_shufps): Call gen_sse_shufps_v4sf.
10625 (sse_shufps_1): Macroize.
10626 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10627 (sse2_shufpd_1): Macroize.
10628 (vec_extract_odd, vec_extract_even): New expanders.
10629 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10630 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10631 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10632 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10633 (ix86_expand_vector_set): Likewise.
10634 (ix86_expand_reduc_v4sf): Likewise.
10636 2008-08-01 Doug Kwan <dougkwan@google.com>
10638 * matrix-reorg.c: Re-enable all code.
10639 (struct malloc_call_data): Change CALL_STMT to gimple type.
10640 (collect_data_for_malloc_call): Tuplify.
10641 (struct access_site_info): Change STMT to gimple type.
10642 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10643 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10644 (struct free_info): Change STMT to gimple type.
10645 (struct matrix_access_phi_node): Change PHI to gimple type.
10646 (get_inner_of_cast_expr): Remove.
10647 (may_flatten_matrices_1): Tuplify.
10648 (may_flatten_matrices): Ditto.
10649 (mark_min_matrix_escape_level): Ditto.
10650 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10651 (ssa_accessed_in_call_rhs): New
10652 (ssa_accessed_in_assign_rhs): New
10653 (record_access_alloc_site_info): Tuplify.
10654 (add_allocation_site): Ditto.
10655 (analyze_matrix_allocation_site): Ditto.
10656 (analyze_transpose): Ditto.
10657 (get_index_from_offset): Ditto.
10658 (update_type_size): Ditto.
10659 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10660 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10661 (analyze_accesses_for_phi_node): Tuplify.
10662 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10663 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10664 (analyze_matrix_accesses): Tuplify.
10665 (check_var_data): New call-back type for check_var_notmodified_p.
10666 (check_var_notmodified_p): Tuplify and use call-back struct to
10667 return statement found.
10668 (can_calculate_expr_before_stmt): Factor out statement related code
10670 (can_calculate_stmt_before_stmt): New.
10671 (check_allocation_function): Tuplify.
10672 (find_sites_in_func): Ditto.
10673 (record_all_accesses_in_func): Ditto.
10674 (transform_access_sites): Ditto.
10675 (transform_allocation_sites): Ditto.
10676 (matrix_reorg): Re-enable.
10677 (gate_matrix_reorg): Re-enable.
10679 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10681 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10682 for labels for which it hasn't been set yet. If it has been set,
10683 stop walking insns and continue with next worklist item.
10684 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10685 if the only BARRIER is at the very end of a function.
10687 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10689 * cfgexpand.c (expand_stack_alignment): Assert that
10690 stack_realign_drap and drap_rtx must match.
10692 * function.c (instantiate_new_reg): If DRAP is used to realign
10693 stack, replace virtual_incoming_args_rtx with internal arg
10696 2008-08-01 Richard Guenther <rguenther@suse.de>
10698 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10699 loop information only if we initialized it.
10700 (execute_pre): Call fini_pre with in_fre.
10701 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10702 if we do not unroll because we hit max-completely-peeled-insns.
10703 Use our estimation for consistency, do allow shrinking.
10705 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10707 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10708 with MIN_STACK_BOUNDARY.
10709 (ix86_update_stack_boundary): Likewise.
10710 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10713 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10714 (MIN_STACK_BOUNDARY): This.
10716 2008-08-01 Richard Guenther <rguenther@suse.de>
10718 PR middle-end/36997
10719 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10721 2008-08-01 Richard Guenther <rguenther@suse.de>
10723 PR tree-optimization/36988
10724 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10725 do not matter if that doesn't change volatile qualification.
10727 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10729 * configure.ac: Do not generate libada-mk. Do not subst
10730 host_cc_for_libada.
10731 * libada-mk.in: Remove.
10732 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10733 * configure: Regenerate.
10735 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10737 * tree-pass.h: Added comment about not dumping passes with name
10738 starting with star in struct opt_pass.
10739 * passes.c (register_dump_files_1): Don't do dump for a pass with
10740 name starting with star.
10741 * doc/passes.texi (Pass manager): Mention pass names and special
10742 meaning of star prefix to avoid dump.
10744 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10746 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10748 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10749 (ISA_MIPS64R2): New macro.
10750 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10751 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10752 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10753 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10754 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10755 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10756 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10757 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10758 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10759 Move up to keep list alphabetically sorted.
10760 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10761 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10763 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10764 (-march=@var{arch}): Add mips64r2.
10766 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10768 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10770 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10772 * expr.c (expand_assignment): Check for complete type.
10774 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10777 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10779 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10780 for stack alignment.
10782 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10784 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10786 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10787 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10789 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10791 PR rtl-optimization/36419
10792 * dwarf2out.c (barrier_args_size): New variable.
10793 (compute_barrier_args_size, compute_barrier_args_size_1): New
10795 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10796 if not called yet in the current function, use barrier_args_size
10797 array to find the new args_size value.
10798 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10800 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10803 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10806 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10809 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10810 (dwarf2out_stack_adjust): Use it.
10811 (dwarf2out_frame_debug_expr): Likewise.
10813 2008-07-31 Richard Guenther <rguenther@suse.de>
10815 PR tree-optimization/36978
10816 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10817 the generated condition.
10819 2008-07-31 Richard Guenther <rguenther@suse.de>
10821 * passes.c (init_optimization_passes): Always call
10822 pass_early_warn_uninitialized.
10823 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10824 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10825 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10827 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10830 * builtins.c (maybe_emit_free_warning): New function.
10831 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10832 maybe_emit_free_warning for BUILT_IN_FREE.
10835 * dwarf2out.c (get_context_die): New function.
10836 (force_decl_die, force_type_die): Use it.
10837 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10838 returns NULL, force generation of DW_TAG_typedef and put that into
10841 PR preprocessor/36649
10842 * c-pch.c (c_common_read_pch): Save and restore
10843 line_table->trace_includes across PCH restore.
10845 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10848 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10850 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10853 * final.c (call_from_call_insn): Handle COND_EXEC.
10855 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10857 * builtins.c (std_gimplify_va_arg_expr): Replace
10858 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10859 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10861 2008-07-30 Joey Ye <joey.ye@intel.com>
10862 H.J. Lu <hongjiu.lu@intel.com>
10864 * builtins.c (expand_builtin_setjmp_receiver): Replace
10865 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10866 (expand_builtin_apply_args_1): Likewise.
10867 (expand_builtin_longjmp): Need DRAP for stack alignment.
10868 (expand_builtin_apply): Likewise.
10870 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10871 instead of assign_stack_local to allow alignment reduction.
10873 * calls.c (emit_call_1): Need DRAP for stack alignment if
10875 (expand_call): Replace virtual_incoming_args_rtx with
10876 crtl->args.internal_arg_pointer.
10877 * stmt.c (expand_nl_goto_receiver): Likewise.
10879 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10880 alignment and store to stack_alignment_estimated and
10881 max_used_stack_slot_alignment.
10882 (expand_one_var): Likewise.
10883 (expand_stack_alignment): New function.
10884 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10885 and stack_alignment_estimated fields in rtl_data. Call
10886 expand_stack_alignment at end.
10888 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10889 (MAX_STACK_ALIGNMENT): Likewise.
10890 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10891 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10893 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10894 stack alignment when generating virtual registers.
10896 * function.c (assign_stack_local): Renamed to ...
10897 (assign_stack_local_1): This. Add a parameter to indicate
10898 if it is OK to reduce alignment.
10899 (assign_stack_local): Use it.
10900 (instantiate_new_reg): Instantiate virtual incoming args rtx
10901 to vDRAP if stack realignment and DRAP is needed.
10902 (assign_parms): Collect parameter/return type alignment and
10903 contribute to stack_alignment_estimated.
10904 (locate_and_pad_parm): Likewise.
10905 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10906 with crtl->args.internal_arg_pointer.
10908 * function.h (rtl_data): Add new field drap_reg,
10909 max_used_stack_slot_alignment, stack_alignment_estimated,
10910 stack_realign_needed, need_drap, stack_realign_processed and
10911 stack_realign_finalized.
10912 (stack_realign_fp): New macro.
10913 (stack_realign_drap): Likewise.
10915 * global.c (compute_regsets): Frame pointer is needed when
10916 stack is realigned. Can eliminate frame pointer when stack is
10917 realigned and dynamic realigned argument pointer isn't used.
10919 * reload1.c (update_eliminables): Frame pointer is needed
10920 when stack is realigned.
10921 (init_elim_table): Can eliminate frame pointer when stack is
10922 realigned and dynamic realigned argument pointer isn't used.
10924 * rtl.h (assign_stack_local_1): Declare new funtion.
10926 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10927 (TARGET_GET_DRAP_RTX): Likewise.
10928 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10929 TARGET_GET_DRAP_RTX.
10931 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10933 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10934 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10936 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10937 H.J. Lu <hongjiu.lu@intel.com>
10939 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10940 vdrap_reg, stack_realign and drap_reg_saved.
10941 (add_cfi): Don't allow redefining CFA when DRAP is used.
10942 (reg_save): Handle stack alignment.
10943 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10944 alignment. Don't generate DWARF information for (set fp sp)
10946 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10948 (int_loc_descriptor): Move prototype forward. Also define if
10949 DWARF2_UNWIND_INFO is true.
10950 (output_cfa_loc): Handle DW_CFA_expression.
10951 (build_cfa_aligned_loc): New.
10952 (based_loc_descr): Update assert for stack realign. For local
10953 variables, use sp+offset when stack is aligned without drap and
10954 fp+offset when stack is aligned with drap. For arguments, use
10955 cfa+offset when drap is used to align stack.
10957 2008-07-30 Joey Ye <joey.ye@intel.com>
10958 H.J. Lu <hongjiu.lu@intel.com>
10960 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10962 (ix86_gen_andsp): New.
10963 (ix86_user_incoming_stack_boundary): Likewise.
10964 (ix86_default_incoming_stack_boundary): Likewise.
10965 (ix86_incoming_stack_boundary): Likewise.
10966 (ix86_can_eliminate): Likewise.
10967 (find_drap_reg): Likewise.
10968 (ix86_update_stack_boundary): Likewise.
10969 (ix86_get_drap_rtx): Likewise.
10970 (ix86_finalize_stack_realign_flags): Likewise.
10971 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10972 (TARGET_GET_DRAP_RTX): Likewise.
10973 (override_options): Overide option value for new options.
10974 (ix86_function_ok_for_sibcall): Remove check for
10975 force_align_arg_pointer.
10976 (ix86_handle_cconv_attribute): Likewise.
10977 (ix86_function_regparm): Likewise.
10978 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10979 (ix86_va_start): Replace virtual_incoming_args_rtx with
10980 crtl->args.internal_arg_pointer.
10981 (ix86_select_alt_pic_regnum): Check DRAP register.
10982 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10983 (ix86_compute_frame_layout): Compute frame layout wrt stack
10985 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10986 (ix86_expand_prologue): Decide if stack realignment is needed
10987 and generate prologue code accordingly.
10988 (ix86_expand_epilogue): Generate epilogue code wrt stack
10989 realignment is really needed or not.
10991 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10992 (ABI_STACK_BOUNDARY): Likewise.
10993 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10994 (STACK_REALIGN_DEFAULT): Likewise.
10995 (INCOMING_STACK_BOUNDARY): Likewise.
10996 (MAX_STACK_ALIGNMENT): Likewise.
10997 (ix86_incoming_stack_boundary): Likewise.
10998 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10999 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11000 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11001 (machine_function): Remove force_align_arg_pointer.
11003 * config/i386/i386.md (BX_REG): New.
11004 (R13_REG): Likewise.
11006 * config/i386/i386.opt (mforce_drap): New.
11007 (mincoming-stack-boundary): Likewise.
11008 (mstackrealign): Add Init(-1).
11010 * config/i386/i386-protos.h (ix86_can_eliminate): New
11012 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11014 * doc/extend.texi: Update force_align_arg_pointer.
11016 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11019 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11020 (INCOMING_STACK_BOUNDARY): Likewise.
11021 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11022 (TARGET_GET_DRAP_RTX): Likewise.
11024 2008-07-30 Andreas Schwab <schwab@suse.de>
11026 PR rtl-optimization/36929
11027 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11028 add_insn_before and fix argument order.
11029 (replace_inc_dec_mem): Handle NULL rtx.
11031 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11033 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11035 (arm_compute_initial_elimination_offset): Use it.
11036 (arm_compute_save_reg_mask): Include static chain save slot when
11037 calculating alignment.
11038 (arm_get_frame_offsets): Ditto.
11039 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11040 that we can use to decrement the stack when the stack decrement
11041 could be too big for an immediate value in a single insn.
11042 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11044 2008-07-30 Richard Guenther <rguenther@suse.de>
11046 PR tree-optimization/36967
11047 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11048 Release defs of statements we remove.
11050 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11052 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11053 instead of NULL_RTVEC.
11055 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11059 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11062 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11064 * final.c (call_from_call_insn): New.
11065 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11067 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11069 * configure.ac: Substitute ADA_CFLAGS.
11070 * configure: Regenerate.
11071 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11072 * Makefile.in: Remove mention of X_* variables.
11073 * config/pa/x-ada-hpux10: Remove.
11074 * config/pa/x-ada: Remove.
11076 * doc/fragments.texi: Update.
11078 2008-07-30 Olivier Hainque <hainque@adacore.com>
11080 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11081 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11082 __dso_handle explicitly here.
11084 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11087 * c-typeck.c (build_binary_op): Encapsulate code into...
11088 * c-common.c (shorten_binary_op): ...this new function.
11089 (conversion_warning): Use the new function. Handle non-negative
11090 constant in bitwise-and.
11091 * c-common.h (shorten_binary_op): Declare.
11093 2008-07-30 Olivier Hainque <hainque@adacore.com>
11095 * scan.c (make_sstring_space): Add explicit conversions of
11096 allocator's return value.
11097 * fix-header.c (recognized_function): Likewise.
11099 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11101 * doc/cpp.texi: Update to GFDL 1.2.
11102 * doc/gcc.texi: Do not list GPL as Invariant Section.
11103 * doc/gccint.texi: Likewise. Update copyright years.
11104 * doc/install.texi: Update copyright years.
11106 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11109 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11110 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11112 2008-07-29 Jan Hubicka <jh@suse.cz>
11114 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11115 (grokdeclarator): Likewise.
11116 * langhooks.c (lhd_warn_unused_global_decl): Use
11117 DECL_DECLARED_INLINE_P.
11118 * print-tree.c (print_node): Remove DECL_INLINE check.
11120 2008-07-29 Richard Guenther <rguenther@suse.de>
11122 PR tree-optimization/36945
11123 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11124 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11125 Record invariant addresses un-decomposed.
11126 (copy_reference_ops_from_call): Record reference call
11127 arguments properly. Simplify.
11128 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11129 helper split out from ...
11130 (create_component_ref_by_pieces): ... here. Simplify.
11131 Prepare for recursive invocation for call arguments.
11132 (create_expression_by_pieces): Adjust call to
11133 create_component_ref_by_pieces.
11134 (compute_avail): Process operand 2 of reference ops.
11136 2008-07-29 Richard Guenther <rguenther@suse.de>
11138 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11140 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11142 * c-format.c (check_format_types): Revert unwanted checkin.
11144 2008-07-29 Jan Hubicka <jh@suse.cz>
11146 * flags.h (flag_really_no_inline): Remove.
11147 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11148 * toplev.c (flag_really_no_inline): Remove.
11149 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11150 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11151 (cgraph_decide_inlining_incrementally): Likewise.
11152 (compute_inline_parameters): Likewise.
11153 * opts.c (decode_options): Simplify.
11154 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11155 * common.opt (finline): Initialize to 1.
11156 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11158 2008-07-29 Jan Hubicka <jh@suse.cz>
11160 * predict.c (always_optimize_for_size_p): New function.
11161 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11162 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11163 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11165 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11166 * function.c (prepare_function_start): Set default profile.
11167 * function.h (rtl_data): Add maybe_hot_insn_p.
11168 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11169 (construct_exit_block): Likewise.
11170 (tree_expand_cfg): Likewise.
11172 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11173 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11174 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11175 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11178 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11181 * c-decl.c (merge_decls): Merge USED flags.
11183 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11185 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11186 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11187 next_stack, lab_false and lab_over trees.
11189 2008-07-28 Richard Guenther <rguenther@suse.de>
11191 PR tree-optimization/36957
11192 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11193 (useless_type_conversion_p): Remove.
11194 (types_compatible_p): Remove.
11195 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11196 (useless_type_conversion_p): Declare.
11197 (types_compatible_p): Declare.
11198 (gimple_expr_type): Return the base type only if it is
11199 trivially convertible to the subtype.
11201 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11203 * configure.ac: Use the m4_do macro to concatenate the warnings into
11204 one string in ACX_PROG_CC_WARNING_OPTS,
11205 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11206 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11207 * configure: Regenerate.
11209 2008-07-28 Richard Guenther <rguenther@suse.de>
11211 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11212 (insert_fake_stores): Remove.
11213 (realify_fake_stores): Likewise.
11214 (execute_pre): Remove dead code.
11215 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11216 (find_func_aliases): Deal with it here instead.
11217 Re-enable gcc_unreachable call.
11219 2008-07-28 Richard Guenther <rguenther@suse.de>
11221 Merge from gimple-tuples-branch.
11223 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11224 * gimple.def: New file.
11225 * gsstruct.def: Likewise.
11226 * gimple-iterator.c: Likewise.
11227 * gimple-pretty-print.c: Likewise.
11228 * tree-gimple.c: Removed. Merged into ...
11229 * gimple.c: ... here. New file.
11230 * tree-gimple.h: Removed. Merged into ...
11231 * gimple.h: ... here. New file.
11233 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11234 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11235 --enable-checking=gimple flag.
11236 * config.in: Likewise.
11237 * configure: Regenerated.
11239 * tree-ssa-operands.h: Tuplified.
11240 * tree-vrp.c: Likewise.
11241 * tree-loop-linear.c: Likewise.
11242 * tree-into-ssa.c: Likewise.
11243 * tree-ssa-loop-im.c: Likewise.
11244 * tree-dump.c: Likewise.
11245 * tree-complex.c: Likewise.
11246 * cgraphbuild.c: Likewise.
11247 * tree-ssa-threadupdate.c: Likewise.
11248 * tree-ssa-loop-niter.c: Likewise.
11249 * tree-pretty-print.c: Likewise.
11250 * tracer.c: Likewise.
11251 * gengtype.c: Likewise.
11252 * tree-loop-distribution.c: Likewise.
11253 * tree-ssa-loop-unswitch.c: Likewise.
11254 * cgraph.c: Likewise.
11255 * cgraph.h: Likewise.
11256 * tree-ssa-loop-manip.c: Likewise.
11257 * value-prof.c: Likewise.
11258 * tree-ssa-loop-ch.c: Likewise.
11259 * tree-tailcall.c: Likewise.
11260 * value-prof.h: Likewise.
11261 * tree.c: Likewise.
11262 * tree.h: Likewise.
11263 * tree-pass.h: Likewise.
11264 * ipa-cp.c: Likewise.
11265 * tree-scalar-evolution.c: Likewise.
11266 * tree-scalar-evolution.h: Likewise.
11267 * target.h: Likewise.
11268 * lambda-mat.c: Likewise.
11269 * tree-phinodes.c: Likewise.
11270 * diagnostic.h: Likewise.
11271 * builtins.c: Likewise.
11272 * tree-ssa-alias-warnings.c: Likewise.
11273 * cfghooks.c: Likewise.
11274 * fold-const.c: Likewise.
11275 * cfghooks.h: Likewise.
11276 * omp-low.c: Likewise.
11277 * tree-ssa-dse.c: Likewise.
11278 * ipa-reference.c: Likewise.
11279 * tree-ssa-uncprop.c: Likewise.
11280 * toplev.c: Likewise.
11281 * tree-gimple.c: Likewise.
11282 * tree-gimple.h: Likewise.
11283 * tree-chrec.c: Likewise.
11284 * tree-chrec.h: Likewise.
11285 * tree-ssa-sccvn.c: Likewise.
11286 * tree-ssa-sccvn.h: Likewise.
11287 * cgraphunit.c: Likewise.
11288 * tree-ssa-copyrename.c: Likewise.
11289 * tree-ssa-ccp.c: Likewise.
11290 * tree-ssa-loop-ivopts.c: Likewise.
11291 * tree-nomudflap.c: Likewise.
11292 * tree-call-cdce.c: Likewise.
11293 * ipa-pure-const.c: Likewise.
11294 * c-format.c: Likewise.
11295 * tree-stdarg.c: Likewise.
11296 * tree-ssa-math-opts.c: Likewise.
11297 * tree-ssa-dom.c: Likewise.
11298 * tree-nrv.c: Likewise.
11299 * tree-ssa-propagate.c: Likewise.
11300 * ipa-utils.c: Likewise.
11301 * tree-ssa-propagate.h: Likewise.
11302 * tree-ssa-alias.c: Likewise.
11303 * gimple-low.c: Likewise.
11304 * tree-ssa-sink.c: Likewise.
11305 * ipa-inline.c: Likewise.
11306 * c-semantics.c: Likewise.
11307 * dwarf2out.c: Likewise.
11308 * expr.c: Likewise.
11309 * tree-ssa-loop-ivcanon.c: Likewise.
11310 * predict.c: Likewise.
11311 * tree-ssa-loop.c: Likewise.
11312 * tree-parloops.c: Likewise.
11313 * tree-ssa-address.c: Likewise.
11314 * tree-ssa-ifcombine.c: Likewise.
11315 * matrix-reorg.c: Likewise.
11316 * c-decl.c: Likewise.
11317 * tree-eh.c: Likewise.
11318 * c-pretty-print.c: Likewise.
11319 * lambda-trans.c: Likewise.
11320 * function.c: Likewise.
11321 * langhooks.c: Likewise.
11322 * ebitmap.h: Likewise.
11323 * tree-vectorizer.c: Likewise.
11324 * function.h: Likewise.
11325 * langhooks.h: Likewise.
11326 * tree-vectorizer.h: Likewise.
11327 * ipa-type-escape.c: Likewise.
11328 * ipa-type-escape.h: Likewise.
11329 * domwalk.c: Likewise.
11330 * tree-if-conv.c: Likewise.
11331 * profile.c: Likewise.
11332 * domwalk.h: Likewise.
11333 * tree-data-ref.c: Likewise.
11334 * tree-data-ref.h: Likewise.
11335 * tree-flow-inline.h: Likewise.
11336 * tree-affine.c: Likewise.
11337 * tree-vect-analyze.c: Likewise.
11338 * c-typeck.c: Likewise.
11339 * gimplify.c: Likewise.
11340 * coretypes.h: Likewise.
11341 * tree-ssa-phiopt.c: Likewise.
11342 * calls.c: Likewise.
11343 * tree-ssa-coalesce.c: Likewise.
11344 * tree.def: Likewise.
11345 * tree-dfa.c: Likewise.
11346 * except.c: Likewise.
11347 * except.h: Likewise.
11348 * cfgexpand.c: Likewise.
11349 * tree-cfgcleanup.c: Likewise.
11350 * tree-ssa-pre.c: Likewise.
11351 * tree-ssa-live.c: Likewise.
11352 * tree-sra.c: Likewise.
11353 * tree-ssa-live.h: Likewise.
11354 * tree-predcom.c: Likewise.
11355 * lambda.h: Likewise.
11356 * tree-mudflap.c: Likewise.
11357 * ipa-prop.c: Likewise.
11358 * print-tree.c: Likewise.
11359 * tree-ssa-copy.c: Likewise.
11360 * ipa-prop.h: Likewise.
11361 * tree-ssa-forwprop.c: Likewise.
11362 * ggc-page.c: Likewise.
11363 * c-omp.c: Likewise.
11364 * tree-ssa-dce.c: Likewise.
11365 * tree-vect-patterns.c: Likewise.
11366 * tree-ssa-ter.c: Likewise.
11367 * tree-nested.c: Likewise.
11368 * tree-ssa.c: Likewise.
11369 * lambda-code.c: Likewise.
11370 * tree-ssa-loop-prefetch.c: Likewise.
11371 * tree-inline.c: Likewise.
11372 * tree-inline.h: Likewise.
11373 * tree-iterator.c: Likewise.
11374 * tree-optimize.c: Likewise.
11375 * tree-ssa-phiprop.c: Likewise.
11376 * tree-vect-transform.c: Likewise.
11377 * tree-object-size.c: Likewise.
11378 * tree-outof-ssa.c: Likewise.
11379 * cfgloop.c: Likewise.
11380 * system.h: Likewise.
11381 * tree-profile.c: Likewise.
11382 * cfgloop.h: Likewise.
11383 * c-gimplify.c: Likewise.
11384 * c-common.c: Likewise.
11385 * tree-vect-generic.c: Likewise.
11386 * tree-flow.h: Likewise.
11387 * c-common.h: Likewise.
11388 * basic-block.h: Likewise.
11389 * tree-ssa-structalias.c: Likewise.
11390 * tree-switch-conversion.c: Likewise.
11391 * tree-ssa-structalias.h: Likewise.
11392 * tree-cfg.c: Likewise.
11393 * passes.c: Likewise.
11394 * ipa-struct-reorg.c: Likewise.
11395 * ipa-struct-reorg.h: Likewise.
11396 * tree-ssa-reassoc.c: Likewise.
11397 * cfgrtl.c: Likewise.
11398 * varpool.c: Likewise.
11399 * stmt.c: Likewise.
11400 * tree-ssanames.c: Likewise.
11401 * tree-ssa-threadedge.c: Likewise.
11402 * langhooks-def.h: Likewise.
11403 * tree-ssa-operands.c: Likewise.
11404 * config/alpha/alpha.c: Likewise.
11405 * config/frv/frv.c: Likewise.
11406 * config/s390/s390.c: Likewise.
11407 * config/m32c/m32c.c: Likewise.
11408 * config/m32c/m32c-protos.h: Likewise.
11409 * config/spu/spu.c: Likewise.
11410 * config/sparc/sparc.c: Likewise.
11411 * config/i386/i386.c: Likewise.
11412 * config/sh/sh.c: Likewise.
11413 * config/xtensa/xtensa.c: Likewise.
11414 * config/stormy16/stormy16.c: Likewise.
11415 * config/ia64/ia64.c: Likewise.
11416 * config/rs6000/rs6000.c: Likewise.
11417 * config/pa/pa.c: Likewise.
11418 * config/mips/mips.c: Likewise.
11420 2008-07-28 Simon Baldwin <simonb@google.com>
11422 * c-pragma.c (handle_pragma_message): New function.
11423 (init_pragma): Register handle_pragma_message.
11424 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11427 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11429 PR tree-optimization/35252
11430 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11431 REALPART_EXPR to be considered as same load operation.
11433 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11435 PR tree-optimization/36830
11436 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11437 (expressions_equal_p): Return false if only one operand is null.
11439 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11441 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11442 version requirements.
11444 2008-07-26 Olivier Hainque <hainque@adacore.com>
11446 * collect2.c (symkind): New enum. Symbol kinds we care about.
11447 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11448 code and head comment accordingly.
11449 (scan_prog_file): Use symkind names instead of bare integers.
11451 2008-07-25 Jan Hubicka <jh@suse.cz>
11453 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11455 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11456 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11457 * dojump.c (clear_pending_stack_adjust): Likewise.
11458 * print-tree.c (print_node): Ignore DECL_INLINE.
11459 * tree-inline.c (inlinable_function_p): Likewise.
11461 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11463 * doc/extend.texi (hot attribute): Document that the hot attribute
11464 turns on -O3 for some ports.
11465 (cold attribute): Document that the cold attribute turns on -Os
11468 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11469 reflect function specific option support.
11471 * target.h (struct target_option_hooks): Add fields to say whether
11472 the cold attribute implies -Os and the hot attribute implies -O3.
11474 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11475 By default, do not turn on -Os for cold functions.
11476 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11477 not turn on -O3 for hot functions.
11479 * c-common.c (handle_hot_attribute): Use target hook to determine
11480 if hot functions should enable -O3.
11481 (handle_cold_attribute): Use target hook to determine if cold
11482 functions should enable -Os.
11484 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11485 (override_options): Move disable scheduling to
11486 optimization_options.
11487 (optimization_options): Disable scheduling here, not
11489 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11490 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11492 * config/ia64/ia64.c (ia64_override_options): Move setting
11493 scheduling flags to ia64_optimization_options.
11494 (ia64_optimization_options): Disable scheduling options here, and
11495 not in ia64_override_options.
11496 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11497 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11499 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11502 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11504 2008-07-25 Martin Jambor <mjambor@suse.cz>
11506 PR tree-optimization/36926
11507 * ipa-prop.c (ipa_analyze_call_uses): Call
11508 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11510 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11512 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11513 movv2si_internal): Add mem = reg alternative.
11515 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11518 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11519 DEFAULT_PCC_STRUCT_RETURN to 127.
11521 2008-07-24 Jan Hubicka <jh@suse.cz>
11523 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11524 (build_cgraph_edges): Likewise.
11525 * cgraph.c (cgraph_node): Do not update assembler hash.
11526 (cgraph_remove_node): Drop non-unit-at-a-time code.
11527 * tree-pass.h (pass_O0_always_inline): Remove.
11528 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11529 * toplev.c (process_options): Flag unit-at-a-time does not imply
11530 no section anchors.
11531 * cgraphunit.c: Update comments.
11532 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11533 (cgraph_assemble_pending_functions): Remove.
11534 (cgraph_reset_node): Drop non-unit-at-a-time code.
11535 (cgraph_finalize_function): Likewise.
11536 (cgraph_analyze_function): Likewise.
11537 (cgraph_finalize_compilation_unit): Likewise.
11538 (cgraph_expand_function): Likewise.
11539 (cgraph_optimize): Likesise.
11540 (save_inline_function_body): Likewise.
11541 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11542 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11543 * ipa-inline.c: Update comments.
11544 (enum inlining_mode): remove INLINE_SPEED.
11545 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11546 (cgraph_mark_inline_edge): Likewise.
11547 (try_inline): Likewise.
11548 (cgraph_decide_inlining_incrementally): Likewise.
11549 (cgraph_gate_inlining): Remove.
11550 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11551 (cgraph_gate_early_inlining): Likewise.
11552 (gate_inline_passes): Remove.
11553 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11554 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11555 pass_O0_always_inline): Remove.
11556 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11557 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11558 * opts.c (no_unit_at_a_time_default): Remove.
11559 (decode_options): Remove flag_unit_at_a_time reset and warning.
11560 * opts.h (no_unit_at_a_time_default): Remove.
11561 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11562 early in GNU dialect.
11563 (merge_decls): Update comment; drop unit-at-a-time check.
11564 (finish_decl): Likewise.
11565 (grok_declaration): Remove flag_inline_trees code.
11566 (finish_functions): Return on function returning non-void on all
11568 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11569 * cfgexpand.c (expand_one_static_var): Remove.
11570 (expand_one_var): Remove expand_one_static_var call.
11571 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11572 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11573 and flag_unit_at_a-time compatibility checks.
11574 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11575 * tree-inline.c (flag_inline_trees): Remove.
11576 (inlinable_function_p): Don't check it.
11577 (expand_call_inline): Remove non-unit-at-a-time code.
11578 * tree-inline.h (flag_inline_trees): Remove.
11579 * tree-optimize.c (execute_early_local_optimizations): Remove
11580 unit-at-a-time checks.
11581 (tree_rest_of_compilation): Likewise.
11582 * combine.c (setup_incoming_promotions): Likewise.
11583 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11584 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11585 * passes.c (pass_inline_parameters): Update comments; remove
11586 O0_alwaysinline pass.
11587 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11588 (execute_one_pass): Likewise.
11589 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11590 (ix86_function_sseregparm): Likewise.
11591 * arm.c (arm_function_in_section_p): Likewise.
11592 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11593 * varpool.c: Update comments.
11594 (decide_is_variable_needed): Remove unit-at-a-time checks.
11595 (varpool_finalize_decl): Likewise.
11597 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11599 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11600 to 2 instead of -1.
11601 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11603 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11605 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11606 imp symbol extension.
11608 2008-07-23 Ian Lance Taylor <iant@google.com>
11610 * tree-vrp.c (infer_value_range): Ignore asm statements when
11611 looking for memory accesses for -fdelete-null-pointer-checks.
11613 2008-07-24 Ben Elliston <bje@au.ibm.com>
11615 * config/spu/spu-c.c (__vector_keyword): New variable.
11616 (vector_keyword): Likewise.
11617 (spu_categorize_keyword): New function.
11618 (spu_macro_to_expand): Likewise.
11619 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11620 compiling an ISO C dialect.
11622 2008-07-24 Ben Elliston <bje@au.ibm.com>
11624 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11625 conventional usage.
11627 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11629 * configure: Regenerate.
11630 * configure.ac: Require texinfo 4.7.
11631 * doc/install.texi: Document texinfo 4.7 requirement.
11633 2008-07-23 Martin Jambor <mjambor@suse.cz>
11635 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11636 rather than for DECL_SAVED_TREE.
11637 * ipa-prop.c: Include diagnostic.h.
11638 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11640 (ipa_detect_param_modifications): Function rewritten from scratch.
11641 (ipa_compute_jump_functions): Changed accesses to modification flags.
11642 (ipa_free_node_params_substructures): Update flags destruction.
11643 (ipa_node_duplication_hook): Update flags duplication.
11644 (ipa_print_all_params_modified): Updated flag access.
11645 * ipa-prop.h (struct ipa_param_flags): New structure.
11646 (struct ipa_node_params): New field modification_analysis_done,
11647 modified_flags changed into param_flags.
11648 (ipa_is_ith_param_modified): Changed to use new flags.
11649 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11651 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11652 ipa-cp.c and split into two functions.
11653 (ipa_print_node_jump_functions): New function.
11654 (compute_scalar_jump_functions): New function.
11655 (type_like_member_ptr_p): New function.
11656 (compute_pass_through_member_ptrs): New function.
11657 (fill_member_ptr_cst_jump_function): New function.
11658 (determine_cst_member_ptr): New function.
11659 (compute_cst_member_ptr_arguments): New function.
11660 (ipa_compute_jump_functions): Complete rewrite.
11661 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11662 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11663 (struct ipa_member_ptr_cst): New structure.
11664 (union jump_func_value): New field member_cst.
11665 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11666 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11667 jump function types.
11668 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11669 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11670 instead of ipcp_print_all_jump_functions.
11671 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11672 only for replacable scalars.
11674 * doc/invoke.texi (Optimize options): Add description of
11675 -findirect-inlining.
11676 * common.opt (flag_indirect_inlining): New flag.
11677 * opts.c (decode_options): Set flag_indirect_inlining when
11680 * ipa-inline.c: Include ipa-prop.h.
11681 (inline_indirect_intraprocedural_analysis): New function.
11682 (inline_generate_summary): Allocate parameter and argument info
11683 structures, call inline_indirect_intraprocedural_analysis on each
11684 node when doing indirect inlining and deallocate indirect inlining
11685 data structures in the end.
11686 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11687 (free_all_ipa_structures_after_iinln): New function.
11688 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11690 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11692 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11693 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11694 of computing the frequency separately.
11695 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11696 of computing the frequency separately.
11697 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11698 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11699 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11700 (ipa_get_stmt_member_ptr_load_param): New function.
11701 (ipa_is_ssa_with_stmt_def): New function.
11702 (ipa_note_param_call): New function.
11703 (ipa_analyze_call_uses): New function.
11704 (ipa_analyze_stmt_uses): New function.
11705 (ipa_analyze_params_uses): New function.
11706 (ipa_free_node_params_substructures): Also free the param_calls linked
11708 (ipa_node_duplication_hook): Also duplicate the param_calls
11710 (ipa_print_node_param_flags): New function.
11711 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11712 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11713 * ipa-prop.h (struct ipa_param_flags): New field called.
11714 (struct ipa_param_call_note): New structure.
11715 (struct ipa_node_params): New fields param_calls and
11716 uses_analysis_done.
11717 (ipa_is_ith_param_called): New function.
11718 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11719 ipa_analyze_params_uses and dump parameter flags.
11721 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11722 ipa_propagate_indirect_call_infos if performing indirect inlining,
11723 pass a new parameter new_edges to it.
11724 (add_new_edges_to_heap): New fucntion.
11725 (cgraph_decide_inlining_of_small_functions): New vector
11726 new_indirect_edges for newly found indirect edges , call
11727 ipa_propagate_indirect_call_infos after inlining.
11728 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11729 inlining if performing indirect inlining. Call
11730 free_all_ipa_structures_after_iinln when doing so too.
11731 (inline_generate_summary): Do not call
11732 free_all_ipa_structures_after_iinln here.
11733 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11734 (print_edge_addition_message): New function.
11735 (update_call_notes_after_inlining): New function.
11736 (propagate_info_to_inlined_callees): New function.
11737 (ipa_propagate_indirect_call_infos): New function.
11738 * ipa-prop.h: Include cgraph.h
11739 (struct ipa_param_call_note): Fields reordered, new field processed.
11740 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11741 flag indirect_call.
11742 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11743 rediscovered call statements.
11744 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11745 (dump_cgraph_node): Dump also the indirect_call flag.
11746 (cgraph_clone_edge): Copy also the indirect_call flag.
11747 * tree-inline.c (copy_bb): Do not check for fndecls from call
11748 expressions, check for edge availability when moving clones.
11749 (get_indirect_callee_fndecl): New function.
11750 (expand_call_inline): If callee declaration is not apprent from
11751 the statement, try calling get_indirect_callee_fndecl. Do not
11752 issue warnings or call sorry when not inlinings an indirect edge.
11753 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11755 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11756 bit more frandly to matching.
11757 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11758 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11759 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11761 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11764 * opth-gen.awk: Suppress function specific features when building
11766 * optc-gen.awk: Ditto.
11768 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11771 * diagnostic.c (pedwarn): Add opt parameter.
11773 * c-tree.h (pedwarn_init): Add opt parameter.
11774 (pedwarn_c90): Likewise.
11775 (pedwarn_c99): Likewise.
11776 * c-errors.c (pedwarn_c99): Likewise.
11777 (pedwarn_c90): Likewise.
11778 * toplev.h (pedwarn): Update declaration.
11779 (pedwarn0): Declare.
11780 * c-lex.c: All calls to pedwarn changed.
11781 * builtins.c: All calls to pedwarn changed.
11782 * toplev.c: All calls to pedwarn changed.
11783 * c-decl.c: All calls to pedwarn changed.
11784 * c-typeck.c: All calls to pedwarn changed.
11785 * c-common.c: All calls to pedwarn changed.
11786 * c-parser.c: All calls to pedwarn changed.
11788 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11789 Karthik Kumar <karthikkumar@gmail.com>
11791 * attribs.c (file scope): Include c-common.h.
11792 (decl_attributes): Add support for #pragma GCC optimize and
11793 #pragma GCC option.
11795 * targhooks.c (default_can_inline_p): New function that is the
11796 default for the TARGET_CAN_INLINE_P target hook.
11798 * targhooks.h (default_can_inline_p): Add declaration.
11800 * tree.c (cl_optimization_node): New static tree for building
11801 OPTIMIZATION_NODE tree.
11802 (cl_target_option_node): New static tree for building
11803 TARGET_OPTION_NODE tree.
11804 (cl_option_hash_table): New hash table for hashing
11805 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11806 (cl_option_hash_hash): New function to provide the hash value for
11807 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11808 (cl_option_hash_eq): New function to provide an equality test for
11809 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11810 (tree_code_size): Add support for OPTIMIZATION_NODE and
11811 TARGET_OPTION_NODE trees.
11812 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11813 TARGET_OPTION_NODE trees.
11814 (build_optimization_node): Build a tree that has all of the
11815 current optimization options.
11816 (build_target_option_node): Build a tree that has the target
11817 options that might be changed on a per function basis.
11819 * tree.h (file scope): Include options.h.
11820 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11821 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11822 (TREE_OPTIMIZATION): Ditto.
11823 (TREE_TARGET_SPECIFIC): Ditto.
11824 (struct tree_function_decl): Add fields for remembering the
11825 current optimization options and target specific options.
11826 (struct tree_optimization_option): New tree variant that remembers
11827 the optimization options.
11828 (struct tree_target_option): New tree variant that remembers the
11829 target specific flags that might change for compiling a particular
11831 (union tree_node): Include tree_optimization_option and
11832 tree_target_option fields.
11833 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11834 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11835 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11836 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11837 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11838 optimization and target options.
11839 (optimization_default_node): New macro to refer to global_trees
11841 (optimization_current_node): Ditto.
11842 (optimization_cold_node): Ditto.
11843 (optimization_hot_node): Ditto.
11844 (target_option_default_node): Ditto.
11845 (target_option_current_node): Ditto.
11846 (current_option_pragma): Ditto.
11847 (current_optimize_pragma): Ditto.
11849 * target.h (struct gcc_target): Add valid_option_attribute_p,
11850 target_option_save, target_option_restore, target_option_print,
11851 target_option_pragma_parse, and can_inline_p hooks.
11853 * toplev.h (parse_optimize_options): Add declaration.
11854 (fast_math_flags_struct_set_p): Ditto.
11856 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11857 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11860 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11861 tree_can_inline_p hook to see if one function can inline another.
11862 (cgraph_decide_inlining): Ditto.
11863 (cgraph_decide_inlining_incrementally): Ditto.
11865 * opts.c (decode_options): Add support for running multiple times
11866 to allow functions with different target or optimization options
11867 than was specified on the command line.
11868 (fast_math_flags_struct_set_p): New function that is similar to
11869 fast_math_flags_set_p, except it uses the values in the
11870 cl_optimization structure instead of global variables.
11872 * optc-gen.awk: Add support for TargetSave to allow a back end to
11873 declare new fields that need to be saved when using function
11874 specific options. Include flags.h and target.h in the options.c
11875 source. Add support for Save to indicate which options can be set
11876 for individual functions. Generate cl_optimize_save,
11877 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11878 cl_target_option_restore, cl_target_option_print functions to
11879 allow functions to use different optimization or target options.
11881 * opt-functions.awk (var_type_struct): Return the type used for
11882 storing the field in a structure.
11884 * opth-gen.awk: Add support for TargetSave to allow a back end to
11885 declare new fields that need to be saved when using function
11886 specific options. Add support for Save to indicate which options
11887 can be set for individual functions. Only generate one extern for
11888 Mask fields. Generate cl_optimization and cl_target_option
11889 structures to remember optimization and target options.
11891 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11892 collecting new tree nodes.
11893 (TS_TARGET_OPTION): Ditto.
11895 * c-decl.c (merge_decls): Merge function specific target and
11896 optimization options.
11898 * function.c (invoke_set_current_function_hook): If the function
11899 uses different optimization options, change the global variables
11902 * coretypes.h (struct cl_optimization): Add forward reference.
11903 (struct cl_target_option): Ditto.
11905 * c-pragma.c (option_stack): New static vector to remember the
11906 current #pragma GCC option stack.
11907 (handle_pragma_option): New function to support #pragma GCC option
11908 to change target options.
11909 (optimize_stack): New static vector to remember the current
11910 #pragma GCC optimize stack.
11911 (handle_pragma_optimize): New function to support #pragma GCC
11912 optimize to change optimization options.
11913 (init_pragma): Add support for #pragma GCC optimize and #pragma
11916 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11917 optimization options.
11918 (TARGET_OPTION_NODE): New tree code for remembering certain target
11921 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11922 TARGET_OPTION_NODE trees.
11924 * common.opt (-O): Add Optimization flag.
11926 (-fmath-errno): Ditto.
11927 (-falign-functions): Add UInteger flag to make sure flag gets full
11928 int in cl_optimization structure.
11929 (-falign-jumps): Ditto.
11930 (-falign-labels): Ditto.
11931 (-falign-loops): Ditto.
11932 (-fsched-stalled-insns): Ditto.
11933 (-fsched-stalled-insns-dep): Ditto.
11935 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11937 (TARGET_OPTION_SAVE): Ditto.
11938 (TARGET_OPTION_RESTORE): Ditto.
11939 (TARGET_OPTION_PRINT): Ditto.
11940 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11941 (TARGET_CAN_INLINE_P): Ditto.
11942 (TARGET_INITIALIZER): Add new hooks.
11944 * tree-inline.c (tree_can_inline_p): New function to determine
11945 whether one function can inline another. Check if the functions
11946 use compatible optimization options, and also call the backend
11949 * tree-inline.h (tree_can_inline_p): Add declaration.
11951 * c-common.c (c_common_attribute): Add support for option and
11952 optimize attributes.
11953 (handle_option_attribute): Add support for the option attribute to
11954 allow the user to specify different target options for compiling a
11956 (handle_optimize_attribute): Add support for the optimize
11957 attribute to allow the user to specify different optimization
11958 options for compiling a specific function.
11959 (handle_hot_attribute): Turn on -O3 optimization for this one
11960 function if it isn't the default optimization level.
11961 (handle_cold_attribute): Turn on -Os optimization for this one
11962 function if it insn't the default optimization.
11963 (const_char_p): New const char * typedef.
11964 (optimize_args): New static vector to remember the optimization
11966 (parse_optimize_options): New function to set up the optimization
11967 arguments from either the optimize attribute or #pragma GCC optimize.
11969 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11970 (builtin_define_std): Ditto.
11972 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11973 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11974 (x86_64-*-*): Ditto.
11976 * Makefile.in (TREE_H): Add options.h.
11977 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11979 * doc/extend.texi (option attribute): Document new attribute.
11980 (optimize attribute): Ditto.
11981 (hot attribute): Document hot attribute sets -O3.
11982 (cold attribute): Document cold attribute sets -Os.
11983 (#pragma GCC option): Document new pragma.
11984 (#pragma GCC optimize): Ditto.
11986 * doc/options.texi (TargetSave): Document TargetSave syntax.
11987 (UInteger): Document UInteger must be used for certain flags.
11988 (Save): Document Save option to create target specific options
11989 that can be saved/restored on a function specific context.
11991 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11992 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11994 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11995 (TARGET_OPTION_SAVE): Ditto.
11996 (TARGET_OPTION_RESTORE): Ditto.
11997 (TARGET_OPTION_PRINT): Ditto.
11998 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11999 (TARGET_CAN_INLINE_P): Ditto.
12001 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12003 (-mfpmath=both): Ditto.
12005 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12006 Karthik Kumar <karthikkumar@gmail.com>
12008 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12009 (TARGET_POPCNT): Ditto.
12010 (TARGET_SAHF): Ditto.
12011 (TARGET_AES): Ditto.
12012 (TARGET_PCLMUL): Ditto.
12013 (TARGET_CMPXCHG16B): Ditto.
12014 (TARGET_RECIP): Move switch into target_flags.
12015 (TARGET_FUSED_MADD): Ditto.
12016 (ix86_arch_features): Make an unsigned char type.
12017 (ix86_tune_features): Ditto.
12018 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12019 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12020 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12022 * config/i386/i386.opt (arch): New TargetSave field to define
12023 fields that need to be saved for function specific option support.
12026 (branch_cost): Ditto.
12027 (ix86_isa_flags_explicit): Ditto.
12028 (tune_defaulted): Ditto.
12029 (arch_specified): Ditto.
12030 (-m128-long-double): Add Save flag to save option for target
12031 specific option support.
12033 (-maccumulate-outgoing-args): Ditto.
12034 (-malign-double): Ditto.
12035 (-malign-stringops): Ditto.
12036 (-mfancy-math-387): Ditto.
12037 (-mhard-float): Ditto.
12038 (-mieee-fp): Ditto.
12039 (-minline-all-stringops): Ditto.
12040 (-minline-stringops-dynamically): Ditto.
12041 (-mms-bitfields): Ditto.
12042 (-mno-align-stringops): Ditto.
12043 (-mno-fancy-math-387): Ditto.
12044 (-mno-push-args): Ditto.
12045 (-mno-red-zone): Ditto.
12046 (-mpush-args): Ditto.
12047 (-mred-zone): Ditto.
12049 (-msseregparm): Ditto.
12050 (-mstack-arg-probe): Ditto.
12062 (-mno-sse4): Ditto.
12065 (-mrecip): Move flag into target_flags.
12067 (-mno-fused-madd): Ditto.
12068 (-mfused-madd): Ditto.
12069 (-mabm): Move flag into ix86_isa_flags.
12076 * config/i386/i386-c.c: New file for #pragma support.
12077 (ix86_target_macros_internal): New function to #define or #undef
12078 target macros based when the user uses the #pragma GCC option to
12079 change target options.
12080 (ix86_pragma_option_parse): New function to add #pragma GCC option
12082 (ix86_target_macros): Move defining the target macros here from
12083 TARGET_CPU_CPP_BUILTINS in i386.h.
12084 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12085 defined, initialize any subtarget #pragmas.
12087 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12088 REGISTER_TARGET_PRAGMAS.
12090 * config/i386/t-i386: New file for x86 dependencies.
12091 (i386.o): Make dependencies mirror the include files used.
12092 (i386-c.o): New file, add dependencies.
12094 * config/i386/i386-protos.h (override_options): Add bool argument.
12095 (ix86_valid_option_attribute_tree): Add declaration.
12096 (ix86_target_macros): Ditto.
12097 (ix86_register_macros): Ditto.
12099 * config/i386/i386.c (ix86_tune_features): Move initialization of
12100 the target masks to initial_ix86_tune_features to allow functions
12101 to have different target options. Make type unsigned char,
12102 instead of unsigned int.
12103 (initial_ix86_tune_features): New static vector to hold processor
12104 masks for the tune variables.
12105 (ix86_arch_features): Move initialization of the target masks to
12106 initial_ix86_arch_features to allow functions to have different
12107 target options. Make type unsigned char, instead of unsigned int.
12108 (initial_ix86_arch_features): New static vector to hold processor
12109 masks for the arch variables.
12110 (enum ix86_function_specific_strings): New enum to describe the
12111 string options used for attribute((option(...))).
12112 (ix86_target_string): New function to return a string that
12113 describes the target options.
12114 (ix86_debug_options): New function to print the current options in
12116 (ix86_function_specific_save): New function hook to save the
12117 function specific global variables in the cl_target_option structure.
12118 (ix86_function_specific_restore): New function hook to restore the
12119 function specific variables from the cl_target_option structure to
12120 the global variables.
12121 (ix86_function_specific_print): New function hook to print the
12122 target specific options in the cl_target_option structure.
12123 (ix86_valid_option_attribute_p): New function hook to validate
12124 attribute((option(...))) arguments.
12125 (ix86_valid_option_attribute_tree): New function that is common
12126 code between attribute((option(...))) and #pragma GCC option
12127 support that parses the options and returns a tree holding the options.
12128 (ix86_valid_option_attribute_inner_p): New helper function for
12129 ix86_valid_option_attribute_tree.
12130 (ix86_can_inline_p): New function hook to decide if one function
12131 can inline another on a target specific basis.
12132 (ix86_set_current_function); New function hook to switch target
12133 options if the user used attribute((option(...))) or #pragma GCC
12135 (ix86_tune_defaulted): Move to static file scope from
12137 (ix86_arch_specified): Ditto.
12138 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12140 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12141 (OPTION_MASK_ISA_ABM_SET): Ditto.
12142 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12143 (OPTION_MASK_ISA_CX16_SET): Ditto.
12144 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12145 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12146 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12147 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12148 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12149 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12150 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12151 (struct ptt): Move to static file scope from override_options.
12152 (processor_target_table): Ditto.
12153 (cpu_names): Ditto.
12154 (ix86_handle_option): Add support for options that are now isa options.
12155 (override_options): Add support for declaring functions that
12156 support different target options than were specified on the
12157 command line. Move struct ptt, processor_target_table, cpu_names,
12158 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12159 Add bool argument. Fix up error messages so the appropriate error
12160 is given for either command line or attribute.
12161 (ix86_previous_fndecl): New static to remember previous function
12162 declaration to see if we need to change target options.
12163 (ix86_builtins_isa): New array to record the ISA of each builtin
12165 (def_builtin): Always create the builtin function, even if the
12166 current ISA doesn't support it.
12167 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12168 tests for those builtins.
12169 (ix86_init_builtins): Remove TARGET_MMX test for calling
12170 ix86_init_mmx_sse_builtins.
12171 (ix86_expand_builtin): If the current ISA doesn't support a given
12172 builtin, signal an error.
12173 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12174 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12175 (TARGET_OPTION_SAVE): Ditto.
12176 (TARGET_OPTION_RESTORE): Ditto.
12177 (TARGET_OPTION_PRINT): Ditto.
12178 (TARGET_CAN_INLINE_P): Ditto.
12180 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12182 * c-typeck.c (build_external_ref): Don't call assemble_external.
12183 * final.c (output_operand): Call assemble_external.
12185 2008-07-21 DJ Delorie <dj@redhat.com>
12187 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12188 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12190 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12192 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12193 original insn and splitter contents into ...
12194 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12195 flag_unsafe_math_optimizations. Add dummy scratch register.
12196 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12197 !flag_unsafe_math_optimizations. Returns number with next
12198 highest magnitude if this is still less or equal to the true
12199 quotient in magnitude.
12201 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12203 * Makefile.in: Replace toplev.h with TOPLEV_H.
12204 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12205 * c-lex.c (fe_file_change): Don't set in_system_header.
12206 * c-parser.c (c_token): Remove in_system_header.
12207 (c_lex_one_token): Don't set in_system_header.
12208 (c_parser_set_source_position_from_token): Don't set in_system_header.
12209 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12212 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12213 * flags.h (in_system_header): Remove.
12214 * function.c (saved_in_system_header): Remove.
12215 (push_cfun): Don't set in_system_header.
12216 (pop_cfun): Don't set in_system_header.
12217 (push_struct_function): Don't set in_system_header.
12218 * input.h (expanded_location): Add sysp.
12219 (in_system_header_at): New.
12220 (in_system_header): New.
12221 * toplev.c (in_system_header): Remove.
12222 * toplev.h: Include input.h
12224 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12225 * tree-ssa.c (warn_uninit): Call warning_at.
12226 (warn_uninitialized_var): Update calls to warn_uninit.
12227 (warn_uninitialized_phi): Update calls to warn_uninit.
12228 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12229 (expand_location): Initialize xloc.sysp.
12230 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12231 (tree_decl_with_vis): Remove in_system_header_flag.
12233 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12236 * recog.c (asm_operand_ok): Change the order of the extra
12237 memory constraint checks.
12239 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12242 * tree-switch-conversion.c (build_one_array): Call
12243 varpool_mark_needed_node and varpool_finalize_decl
12244 instead of assemble_variable.
12246 2008-07-19 Jan Hubicka <jh@suse.cz>
12248 * cgraph.c (cgraph_add_new_function): Do early local passes.
12249 * tree-nrv.c (gate_pass_return_slot): New gate.
12250 (pass_nrv): Add the gate.
12251 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12253 (coalesce_ssa_name): Coalesce SSA names.
12254 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12255 not optimizing so unused user vars remains visible.
12256 * common.opt (flag_tree_ter): Always enable by default.
12257 * tree-ssa-ter.c: Include flags.h
12258 (is_replaceable_p): Check that locations match; when aliasing
12259 is missing be conservative about loads.
12260 * tree-optimize.c (gate_init_datastructures): Remove.
12261 (pass_init_datastructures): New.
12262 * passes.c: Reorder passes so we always go into SSA.
12264 2008-07-19 Jan Hubicka <jh@suse.cz>
12266 * doc/extend.texi (flatten attribute): Remove note about
12268 * doc/invoke.texi (--combine): Likewise.
12269 (-finline-functions-called-once): Update levels when enabled.
12270 (-funit-at-a-time): Document new behaviour.
12271 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12272 -fno-section-anchors when disabled explicitly.
12273 (inline params): They are not ignored now.
12274 (precompiled headers): Remove unit-at-a-time as being incompatible.
12275 * opts.c (decode_options): Handle unit-at-a-time as alias;
12276 imply -fno-section-anchors when toplevel reorder is disabled
12278 * common.opt (ftoplevel-reorder): Set default value to 2.
12279 (funit-at-a-time): Set default value to 1.
12280 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12283 2008-07-19 Jan Hubicka <jh@suse.cz>
12285 * builtins.c (expand_builtin_int_roundingfn,
12286 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12289 2008-07-19 Richard Guenther <rguenther@suse.de>
12292 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12293 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12294 * tree-ssa-pre.c (get_expr_value_id): For newly created
12295 constant value-ids make sure to add the expression to its
12298 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12300 PR middle-end/36877
12301 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12302 return value of the builtin is ignored.
12304 2008-07-19 Olivier Hainque <hainque@adacore.com>
12306 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12307 bits, a C conformant malloc implementation has to provide.
12308 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12310 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12314 * reload.c (find_reloads_subreg_address): Only reload address if
12315 reloaded == 0, not for reloaded != 1.
12318 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12319 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12320 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12321 m32c_legitimize_reload_address.
12323 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12324 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12325 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12327 2008-07-19 Olivier Hainque <hainque@adacore.com>
12329 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12330 argument, saying whether nested array are to be collapsed
12331 into a single array type DIE with multiple subscripts.
12332 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12333 issues, centralize the nested array types collapsing control and
12334 disable the transformation for Ada.
12336 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12339 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12341 (x86_64_shift_adj_2): New expander.
12342 (x86_64_shift_adj_3): Ditto.
12343 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12344 to split TImode operands.
12345 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12346 (ix86_split_lshr): Ditto.
12348 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12350 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12351 and __CHAR32_TYPE__.
12352 * c-typeck.c (digest_init): Support char16_t and char32_t.
12353 (set_nonincremental_init_from_string): Idem.
12355 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12357 PR middle-end/36859
12358 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12359 PREFERRED_STACK_BOUNDARY.
12360 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12362 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12364 PR middle-end/36858
12365 * function.c (locate_and_pad_parm): Cap boundary earlier.
12367 2008-07-17 Julian Brown <julian@codesourcery.com>
12369 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12370 no-op for targets which don't use DLLs.
12372 2008-07-17 Martin Jambor <mjambor@suse.cz>
12374 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12375 that nodes are relevant by examining the node->analyzed flag.
12376 (ipcp_init_stage): Check which nodes are relevant, assert that the
12377 relevant ones are also required.
12378 (ipcp_propagate_stage): Check on the side arrays are properly
12380 (ipcp_print_all_jump_functions): Make sure not to touch any node
12381 that is not analyzed or an edge that does not have a corresponding
12382 entry in the on-the-side vectors.
12383 (ipcp_function_scale_print): Likewise.
12384 (ipcp_update_callgraph): Check that the node is relevant.
12385 (ipcp_insert_stage): Check that the node is relevant. Check there is
12386 an info for every node and edge.
12387 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12388 (ipa_print_all_tree_maps): Likewise and a new variable info.
12389 (ipa_print_all_params_modified): Likewise.
12390 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12392 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12395 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12397 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12399 PR rtl-optimization/36753
12400 * fwprop.c (use_killed_between): Don't shortcut
12401 single-definition global registers.
12403 2008-07-16 Jan Hubicka <jh@suse.cz>
12405 * cgraph.h (varpool_empty_needed_queue): Declare.
12406 * cgraphunit.c (output_in_order): Mark all variables as needed;
12408 * varpool.c (varpool_assemble_node): Update debug queue.
12409 (varpool_assemble_pending_decls): Don't do it here.
12410 (varpool_empty_needed_queue): New function.
12412 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12414 * recog.c (peephole2_optimize): Fix formatting.
12416 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12418 * c-pch.c (get_ident): Avoid C++ keywords.
12419 * combine-stack-adj.c (single_set_for_csa): Likewise.
12420 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12421 output_asm_insn): Likewise.
12422 * reload.c (push_secondary_reload, find_reusable_reload,
12423 push_reload, combine_reloads, find_reloads,
12424 debug_reload_to_stream): Likewise.
12425 * reload.h (struct reload): Likewise.
12426 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12427 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12428 emit_output_reload_insns): Likewise.
12429 * targhooks.c (default_secondary_reload): Likewise.
12430 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12432 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12434 * recog.c (validate_change_1, validate_change,
12435 validate_unshare_change, validate_replace_rtx_1, struct
12436 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12438 * reload.c (push_secondary_reload, secondary_reload_class,
12439 scratch_reload_class, find_valid_class, find_reusable_reload,
12440 push_reload, find_dummy_reload, find_reloads_address_1,
12441 find_reloads_address_part, find_equiv_reg): Likewise.
12442 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12443 choose_reload_regs): Likewise.
12444 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12446 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12447 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12448 * sched-rgn.c (concat_INSN_LIST): Likewise.
12449 * stor-layout.c (mode_for_size, mode_for_size_tree,
12450 smallest_mode_for_size): Likewise.
12452 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12454 * cfg.c (dump_reg_info): Avoid C++ keywords.
12455 * dwarf2asm.c (dw2_force_const_mem,
12456 dw2_asm_output_encoded_addr_rtx): Likewise.
12457 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12458 * expmed.c (expand_shift): Likewise.
12459 * global.c (find_reg): Likewise.
12460 * graph.c (draw_edge): Likewise.
12461 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12462 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12463 widen_clz, widen_bswap, expand_parity, expand_unop,
12464 emit_cmp_and_jump_insn_1): Likewise.
12465 * postreload.c (reload_cse_simplify_operands): Likewise.
12466 * ra.h (add_neighbor): Likewise.
12467 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12468 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12469 record_reg_classes, copy_cost, record_address_regs,
12470 invalid_mode_change_p): Likewise.
12471 * regrename.c (regrename_optimize, scan_rtx_reg,
12472 dump_def_use_chain, find_oldest_value_reg,
12473 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12475 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12477 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12478 MASK_POWERPC64 for power4 in previous commit.
12480 2008-07-16 Olivier Hainque <hainque@adacore.com>
12482 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12483 instead of bare conversion to cast const-ness away.
12485 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12487 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12488 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12489 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12490 (TARGET_FUNCTION_VALUE): Define.
12492 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12494 * config/rs6000/rs6000.c (processor_target_table): Add
12495 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12497 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12500 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12501 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12502 m32c_legitimize_reload_address.
12504 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12506 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12507 DECL_IN_SYSTEM_HEADER in sync.
12509 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12511 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12512 * tree-ssa-pre.c (pre_expr_eq): Ditto
12513 (get_constant_for_value_id): Take a type as an argument.
12514 (fully_constant_expression): Pass in type.
12515 (find_or_generate_expression): Short circuit constant case.
12516 (create_expression_by_pieces): Remove special casing of
12518 (do_regular_insertion): Short circuit constant case.
12519 (do_partial_partial_insertion): Ditto.
12521 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12524 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12526 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12528 * config/xtensa/libgcc-xtensa.ver: New file.
12529 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12531 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12533 * df-problems.c (df_set_note): Avoid C++ keywords.
12534 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12535 * dse.c (record_store, remove_useless_values): Likewise.
12536 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12537 gen_reg_rtx_offset, operand_subword, change_address_1,
12538 change_address, adjust_address_1, offset_address,
12539 widen_memory_access, emit_copy_of_insn_after): Likewise.
12540 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12541 * fwprop.c (should_replace_address, propagate_rtx_1,
12542 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12544 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12545 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12546 * lcm.c (compute_insert_delete, pre_edge_lcm,
12547 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12548 * lower-subreg.c (resolve_reg_notes): Likewise.
12549 * mode-switching.c (optimize_mode_switching): Likewise.
12551 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12553 * bt-load.c (add_btr_def, migrate_btr_def,
12554 branch_target_load_optimize): Avoid C++ keywords.
12555 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12557 * combine.c (subst, simplify_set, make_extraction,
12558 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12559 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12560 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12562 2008-07-15 Richard Guenther <rguenther@suse.de>
12564 PR middle-end/36369
12565 * c-common.c (strict_aliasing_warning): Do not warn for
12566 TYPE_REF_CAN_ALIAS_ALL pointers.
12567 (c_common_get_alias_set): may_alias types are not special.
12568 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12569 attribute and set can_ref_all accordingly.
12570 (build_reference_type_for_mode): Likewise.
12571 * doc/extend.texi (may_alias): Clarify.
12573 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12576 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12577 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12579 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12582 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12583 gcc_assert, instead call output_operand_lossage.
12585 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12587 * builtins.c (std_canonical_va_list): Treat structure based
12590 2008-07-15 Ben Elliston <bje@au.ibm.com>
12592 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12594 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12596 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12599 2008-07-14 Jan Hubicka <jh@suse.cz>
12601 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12602 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12603 fix predicates and constraints.
12604 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12605 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12607 2008-07-14 Doug Kwan <dougkwan@google.com>
12609 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12610 additional option file arm/eabi.opt.
12611 * config/arm/eabi.h (File): New configuration file for EABI targets.
12612 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12613 SUBSUBTARGET_EXTRA_SPECS.
12614 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12615 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12616 from STARTFILE_SPEC so that it can be referenced in an override.
12617 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12618 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12619 can be referenced in an override.
12620 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12621 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12622 so that it can be referenced in an override.
12623 (LINK_SPEC): Use BPABI_LINK_SPEC.
12624 * config/arm/eabi.opt (File): New.
12626 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12628 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12629 (FIXED_VALUE_H): New variable.
12630 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12631 input.h, fixed-value.h.
12632 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12633 (BASIC_BLOCK_H): Use $(BITMAP_H).
12634 (FUNCTION_H): Add varray.h.
12635 (IPA_REFERENCE_H): Use $(BITMAP_H).
12636 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12637 (DF_H): Use $(BITMAP_H).
12638 (GGC_H): Add statistics.h.
12639 (INSN_ADDR_H): New.
12640 (INSN_ATTR_H): Use it.
12641 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12643 (SYMTAB_H): Add $(OBSTACK_H).
12644 (CPP_INTERNAL_H): New.
12645 (TREE_DUMP_H): Add tree-pass.h.
12646 (TREE_FLOW_H): Use $(BITMAP_H)
12647 (PRETTY_PRINT_H): Use $(INPUT_H).
12648 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12651 (many object files): Fix lots of header dependencies throughout.
12653 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12655 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12657 (s-gtyp-input): Use them to write tmp-gi.list.
12658 (echo_to_gi.list): Remove.
12660 2008-07-14 Richard Guenther <rguenther@suse.de>
12662 * tree-ssa-sccvn.c (pre_info): Remove.
12663 (switch_to_PRE_table): Likewise.
12664 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12665 (set_hashtable_value_ids): Do not create value-ids for the
12667 (run_scc_vn): Remove double test. Remove bogus special-case
12668 in value-number printing.
12669 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12670 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12672 * tree-flow-inline.h (get_value_handle): Remove.
12673 * tree-flow.h (get_value_handle): Remove.
12675 2008-07-14 Martin Jambor <mjambor@suse.cz>
12677 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12678 in which we generate arithmetics is not a subrange.
12680 2008-07-14 Martin Jambor <mjambor@suse.cz>
12682 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12684 2008-07-14 Richard Guenther <rguenther@suse.de>
12686 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12688 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12691 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12692 reload for symbol refs moved to r0 with -fPIC.
12693 (legitimize_pic_address): Use the target register as temporary
12695 (emit_symbolic_move): Adjust comment.
12696 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12699 2008-07-14 Ben Elliston <bje@au.ibm.com>
12701 * c-common.h (C_CPP_HASHNODE): New macro.
12702 * coretypes.h (struct cpp_token): Forward declare.
12703 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12704 the context-sensitive keyword method.
12705 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12706 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12707 expand_bool_pixel): New.
12708 (altivec_categorize_keyword): New function.
12709 (init_vector_keywords): New function.
12710 (rs6000_macro_to_expand): Likewise.
12711 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12712 compiling an ISO C dialect.
12714 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12716 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12717 (create_expression_by_pieces): Fix typo.
12718 (do_regular_insertion): Use debug counter here too.
12720 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12723 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12724 CONST_OK_FOR_LETTER_P. All port-local users changed.
12725 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12726 implement Kp matching power-of-two.
12727 (CONSTRAINT_LEN): Define to match.
12728 * config/cris/cris.md: Replace all use of constraint K with Kc.
12729 ("*btst*): Use Kp for operand 0 of last alternative.
12731 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12734 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12737 2008-07-13 Jan Hubicka <jh@suse.cz>
12739 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12742 2008-07-13 Richard Guenther <rguenther@suse.de>
12744 PR middle-end/36811
12745 * langhooks.c (lhd_print_error_function): Deal with recursive
12748 2008-07-12 Jan Hubicka <jh@suse.cz>
12750 * cgraph.c (assembler_name_hash): New static var.
12751 (hash_node_by_assembler_name, eq_assembler_name): New.
12752 (cgraph_node_for_asm): Use hashtable.
12753 (cgraph_remove_node): Maintain hashtable.
12754 (change_decl_assembler_name): Sanity check that names are not changing
12755 after aliasing was processed.
12756 * cgraph.h (varpoon_node): Add next GGC marker.
12757 * tree.c (decl_assembler_name_equal): Constify.
12758 (decl_assembler_name_hash): New.
12759 * tree.h (decl_assembler_name_equal): Constify.
12760 (decl_assembler_name_hash): Update.
12762 2008-07-12 David Daney <ddaney@avtrex.com>
12764 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12765 sb1 and r5000 cpus.
12767 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12769 * doc/md.texi: Document the MIPS "v" constraint.
12770 * config/mips/mips.h (reg_class): Revert last change.
12771 (REG_CLASS_NAMES): Likewise.
12772 (REG_CLASS_CONTENTS): Likewise.
12773 * config/mips/mips.c (mips_regno_to_class): Likewise.
12774 * config/mips/constraints.md (v): Likewise, but add documentation.
12775 Add a comment to say that this constraint should not be used in
12778 2008-07-11 DJ Delorie <dj@redhat.com>
12780 * config/h8300/h8300.md (length): Fix branch offset limit.
12782 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12784 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12785 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12786 (avr_hard_regno_scratch_ok): New function.
12787 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12788 * config/avr/avr.md (all peepholes that request a scratch register):
12789 Remove avr_peep2_scratch_safe use.
12791 2008-07-11 Tom Tromey <tromey@redhat.com>
12792 Ian Lance Taylor <iant@google.com>
12794 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12795 (struct c_common_resword): Define.
12796 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12797 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12798 (c_common_reswords, num_c_common_reswords): Declare.
12799 * c-common.c (c_common_reswords): New global const array.
12800 (num_c_common_reswords): New const int.
12801 * c-parser.c (struct resword, reswords): Don't define.
12802 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12803 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12804 than reswords. If warning about C++ keywords, give them a special
12806 (c_lex_one_token): Warn about C++ keywords. Call
12807 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12808 (c_parser_external_declaration): Look for RID_xxx rather than
12809 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12810 (c_parser_statement_after_labels): Likewise.
12811 (c_parser_objc_class_instance_variables): Likewise.
12812 (c_parser_objc_class_declaration): Likewise.
12813 (c_parser_objc_try_catch_statement): Likewise.
12814 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12815 (declspecs_add_type): Likewise.
12817 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12819 * ggc-page.c (alloc_page):
12820 Substituting xmalloc, xcalloc with
12821 XNEWVEC and XCNEWVAR macros which add the
12824 2008-07-11 Richard Guenther <rguenther@suse.de>
12826 PR tree-optimization/36765
12827 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12828 aliases from HEAP vars to SMTs.
12830 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12832 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12833 * configure.ac (loose_warn): Move -Wc++-compat from here...
12834 (strict_warn): ...to here.
12835 * configure: Regenerate.
12837 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12839 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12840 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12841 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12842 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12843 excluding more specific h8300-*-* and sh-*-* targets.
12845 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12847 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12848 (eliminate): Ditto.
12849 (execute_pre): Call loop_optimizer_finalize in early exit.
12851 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12853 PR middle-end/36790
12854 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12855 uids in the bitmap, not just VAR_DECL uids.
12857 PR rtl-optimization/36419
12858 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12859 (combine_stack_adjustments_for_block): Call it if needed. Delete
12861 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12862 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12863 prologue sp adjustment.
12865 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12868 * opts.c (print_ignored_options): Report postponed diagnostics for
12869 unknown -Wno-* options as warnings, not errors.
12870 (postpone_unknown_option_error): Renamed to...
12871 (postpone_unknown_option_warning): ... this.
12873 2008-07-09 Doug Kwan <dougkwan@google.com>
12876 2008-07-08 Doug Kwan <dougkwan@google.com>
12878 * config/arm/arm.opt (mandroid): New option.
12879 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12880 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12882 (CC1PLUS_SPEC): Same.
12884 (STARTFILE_SPEC): Same.
12885 (ENDFILE_SPEC): Same.
12886 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12889 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12892 * config/mips/mips.h (reg_class): Remove V1_REG.
12893 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12894 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12895 instead of V1_REGS.
12896 (mips_get_tp): New function.
12897 (mips_legitimize_tls_address): Use it.
12898 * config/mips/constraints.md (v): Delete.
12899 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12900 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12901 After reload, split into a move and ...
12902 (*tls_get_tp_<mode>_split): ...this new instruction.
12904 2008-07-09 David Daney <ddaney@avtrex.com>
12906 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12908 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12910 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12911 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12913 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12914 htab_delete should be called. Don't free c.
12915 (lookup_tmp_var): Create temp_htab lazily.
12916 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12917 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12919 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12920 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12921 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12922 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12923 * tree-sra.c (generate_element_init): Likewise.
12924 * tree-mudflap.c (execute_mudflap_function_ops,
12925 execute_mudflap_function_decls): Likewise.
12926 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12927 * tree-gimple.h (struct gimplify_ctx): New type.
12928 (push_gimplify_context): Adjust prototype.
12930 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12932 * tree-ssa-pre.c (phi_translate_1): Update placement of
12933 add_to_value calls.
12935 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12937 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12938 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12939 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12940 * targhooks.c (default_hard_regno_scratch_ok): New function.
12941 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12942 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12943 * recog.c: Include "target.h".
12944 (peep2_find_free_register): Add check for global regs. Add target
12946 * Makefile.in (recog.o): Depend on target.h.
12948 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12950 * config/sh/sh.c (sh_canonical_va_list_type): New.
12951 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12953 2008-07-09 Raksit Ashok <raksit@google.com>
12955 * doc/invoke.texi (Option Summary): Mention new option
12956 -Wdisallowed-function-list=...
12957 (Warning Options): Document -Wdisallowed-function-list=...
12958 * common.opt (Wdisallowed-function-list=): New flag.
12959 * flags.h (warn_disallowed_functions): External definition of new
12960 boolean warning flag.
12961 (warn_if_disallowed_function_p): Declare new function.
12962 * opts.c (warning_disallowed_functions): New static variable.
12963 (warn_disallowed_functions): New boolean warning flag.
12964 (warn_if_disallowed_function_p): New function.
12965 (add_comma_separated_to_vector): Rename
12966 add_instrument_functions_exclude_list to this.
12967 (common_handle_option): Handle new option. Rename calls to
12968 add_instrument_functions_exclude_list into calls to
12969 add_comma_separated_to_vector.
12970 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12971 based on flag warn_disallowed_functions.
12973 2008-07-09 Christian Bruel <christian.bruel@st.com>
12975 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12976 instead of get_attr_length.
12978 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12980 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12982 * genemit.c (gen_insn): Likewise.
12983 * gengtype.c (note_def_vec): Likewise.
12984 * gengtype.h (note_def_vec): Likewise.
12985 * genoutput.c (struct data, output_insn_data, process_template,
12986 gen_expand, gen_split, note_constraint): Likewise.
12987 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12988 make_insn_sequence): Likewise.
12989 * gensupport.c (record_insn_name): Likewise.
12991 2008-07-08 Doug Kwan <dougkwan@google.com>
12993 * config/arm/arm.opt (mandroid): New option.
12994 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12995 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12997 (CC1PLUS_SPEC): Same.
12999 (STARTFILE_SPEC): Same.
13000 (ENDFILE_SPEC): Same.
13001 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13004 2008-07-08 Raksit Ashok <raksit@google.com>
13006 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13007 (set_storage_via_setmem): Fix expected_align parameter.
13008 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13009 missing from the list.
13010 * doc/md.texi (movmem): Explicitly state that expected alignment is
13011 to be expressed in bytes.
13012 (setmem): Explicitly state that expected alignment is to be expressed
13015 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13017 * reload.c (find_reloads_subreg_address): Do not require validity
13018 of address in original mode before reloading address.
13020 2008-07-07 Tianwei Sheng <tianweis@google.com>
13022 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13023 bounds array access.
13025 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13027 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13029 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13031 Fix PR tree-optimization/23455
13032 Fix PR tree-optimization/35286
13033 Fix PR tree-optimization/35287
13034 * Makefile.in (OBJS-common): Remove tree-vn.o.
13035 (tree-vn.o): Remove.
13036 * dbgcnt.def: Add treepre_insert debug counter.
13037 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13038 (debug_value_expressions): Ditto.
13039 (print_value_expressions): Ditto.
13040 * tree-pretty-print.c (dump_generic_node): Updated for
13041 VALUE_HANDLE removal.
13042 * tree-ssa-dom.c (record_equality): Ditto.
13043 (cprop_operand): Ditto.
13044 (lookup_avail_expr): Ditto.
13045 * tree-ssa-threadedge.c
13046 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13047 (simplify_control_stmt_condition): Ditto.
13048 * tree.c (tree_code_size): Ditto.
13049 (tree_node_structure): Ditto.
13050 (iterative_hash_expr): Ditto.
13052 * tree.h (VALUE_HANDLE_ID): Ditto.
13053 (VALUE_HANDLE_EXPR_SET): Ditto.
13054 (struct tree_value_handle): Ditto.
13055 (union tree_node): Ditto.
13056 * treestruct.def: Ditto.
13057 * tree-vn.c: Removed.
13058 * tree-ssa-pre.c: Rewritten entirely.
13059 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13060 (constant_value_ids): Ditto.
13061 (vn_nary_op_t): Moved to header.
13063 (vn_reference_op_t): Ditto
13064 (vn_reference_t): Ditto.
13065 (next_value_id): New variable.
13066 (VN_INFO): Add an assert.
13067 (vn_constant_eq): New function.
13068 (vn_constant_hash): Ditto.
13069 (get_or_alloc_constant_value_id): Ditto.
13070 (value_id_constant_p): Ditto.
13071 (vn_reference_compute_hash): De-staticify.
13072 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13073 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13074 (valueize_refs): Update opcode if it changes from ssa name to constant.
13075 (vn_reference_lookup_1): Add new argument.
13076 (vn_reference_lookup): Ditto.
13077 (vn_reference_lookup_pieces): New function.
13078 (vn_reference_insert): Add return type. Modify to deal with value ids.
13079 (vn_reference_insert_pieces): New function.
13080 (vn_nary_op_compute_hash): De-staticify.
13081 (vn_nary_op_eq): Ditto.
13082 (vn_nary_op_lookup_pieces): New function.
13083 (vn_nary_op_lookup): Add new argument.
13084 (vn_nary_op_insert_pieces): New function.
13085 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13086 (vn_phi_insert): Ditto.
13087 (visit_unary_op): Update for callee changes.
13088 (visit_binary_op): Ditto.
13089 (visit_reference_op_load): Ditto.
13090 (visit_reference_op_store): Ditto.
13091 (init_scc_vn): Init next_value_id, constant_to_value_id and
13092 constant_value_ids.
13093 (free_scc_vn): Free them.
13094 (set_hashtable_value_ids): New function.
13095 (run_scc_vn): Use it.
13096 (get_max_value_id): New function.
13097 (get_next_value_id): Ditto.
13098 (expressions_equal_p): Moved from tree-vn.c
13099 (sort_vuses): Ditto.
13100 (sort_vuses_heap): Ditto.
13101 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13103 * tree.c (iterative_hash_hashval_t): Made non-static
13104 * tree.h (iterative_hash_hashval_t): Declare it.
13106 2008-07-08 Martin Jambor <mjambor@suse.cz>
13108 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13109 instead of ipa_create_node_params.
13110 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13111 ipa_check_create_edge_args, free them with
13112 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13114 * ipa-prop.c: Include flags.h and tree-inline.h.
13115 (ipa_node_params_vector): New variable.
13116 (ipa_edge_args_vector): New variable.
13117 (edge_removal_hook_holder): New variable.
13118 (node_removal_hook_holder): New variable.
13119 (edge_duplication_hook_holder): New variable.
13120 (node_duplication_hook_holder): New variable.
13121 (ipa_detect_param_modifications): Check for presence of modified flags.
13122 (ipa_compute_jump_functions): Check for presence of jump functions.
13123 (ipa_free_edge_args_substructures): New function.
13124 (ipa_create_node_params): Removed.
13125 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13126 (ipa_free_node_params_substructures): New function.
13127 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13129 (ipa_edge_removal_hook): New function.
13130 (ipa_node_removal_hook): New function.
13131 (duplicate_array): New function.
13132 (ipa_edge_duplication_hook): New function.
13133 (ipa_node_duplication_hook): New function.
13134 (ipa_register_cgraph_hooks): New function.
13135 (ipa_unregister_cgraph_hooks): New function.
13136 (free_all_ipa_structures_after_ipa_cp): New function.
13138 * ipa-prop.h: Include vec.h.
13139 (ipa_node_params_t): New typedef with vector types for it.
13140 (ipa_edge_args_t): New typedef with vector types for it.
13141 (IPA_NODE_REF): Changed to access an on-the-side vector.
13142 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13143 (ipa_check_create_node_params): New function.
13144 (ipa_check_create_edge_args): New function.
13146 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13149 2008-07-07 Tom Tromey <tromey@redhat.com>
13151 * configure, config.in: Rebuilt.
13152 * configure.ac: Don't check for scandir or alphasort.
13154 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13156 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13157 types immediately after creating them.
13159 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13161 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13163 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13165 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13166 dump_constraint_graph.
13167 (dump_constraint_edge): New function.
13168 (dump_constraint_graph): New function.
13169 (debug_constraint_graph): New function.
13170 (dump_constraint): Removed useless comparison.
13171 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13172 (dump_constraint_graph): Declare.
13173 (debug_constraint_graph): Declare.
13174 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13176 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13178 * config/i386/i386.c (is_va_list_char_pointer): New.
13179 (ix86_va_start): Replace compare with ms_va_list_type_node
13180 by is_va_list_char_pointer.
13181 (ix86_gimplify_va_arg): Likewise.
13183 2008-07-07 Martin Jambor <mjambor@suse.cz>
13185 * cgraph.c (cgraph_edge_max_uid): New variable.
13186 (struct cgraph_edge_hook_list): New type.
13187 (struct cgraph_node_hook_list): New type.
13188 (struct cgraph_2edge_hook_list): New type.
13189 (struct cgraph_2node_hook_list): New type.
13190 (first_cgraph_edge_removal_hook): New variable.
13191 (first_cgraph_node_removal_hook): New variable.
13192 (first_cgraph_edge_duplicated_hook): New variable.
13193 (first_cgraph_node_duplicated_hook): New variable.
13194 (cgraph_add_edge_removal_hook): New function.
13195 (cgraph_remove_edge_removal_hook): New function.
13196 (cgraph_call_edge_removal_hooks): New function.
13197 (cgraph_add_node_removal_hook): New function.
13198 (cgraph_remove_node_removal_hook): New function.
13199 (cgraph_call_node_removal_hooks): New function.
13200 (cgraph_add_edge_duplication_hook): New function.
13201 (cgraph_remove_edge_duplication_hook): New function.
13202 (cgraph_call_edge_duplication_hooks): New function.
13203 (cgraph_add_node_duplication_hook): New function.
13204 (cgraph_remove_node_duplication_hook): New function.
13205 (cgraph_call_node_duplication_hooks): New function.
13206 (cgraph_create_edge): Assign to edge uid.
13207 (cgraph_remove_edge): Call edge removal hooks.
13208 (cgraph_node_remove_callees): Call edge removal hooks.
13209 (cgraph_node_remove_callers): Call edge removal hooks.
13210 (cgraph_remove_node): Call node removal hooks.
13211 (cgraph_clone_edge): Call edge duplication hooks.
13212 (cgraph_clone_node): Call node duplication hooks.
13214 * cgraph.h (cgraph_edge): New field uid.
13215 (cgraph_edge_hook): New type.
13216 (cgraph_node_hook): New type.
13217 (cgraph_2edge_hook): New type.
13218 (cgraph_2node_hook): New type.
13220 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13222 * config.in: Regenerate.
13224 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13226 * gcc.c (print_sysroot): New.
13227 (option_map, display_help, process_command): Handle the
13228 -print-sysroot option.
13229 (main): Print the sysroot if requested.
13230 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13232 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13235 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13237 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13239 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13240 (assign_parm_setup_block_p): Also check mode of entry_parm.
13242 2008-07-07 Richard Guenther <rguenther@suse.de>
13244 * tree-ssa-structalias.h (set_used_smts): Remove.
13245 * tree-ssa-structalias.c (used_smts): Likewise.
13246 (set_used_smts): Likewise.
13247 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13248 call to set_used_smts.
13250 2008-07-07 Richard Guenther <rguenther@suse.de>
13252 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13253 (new_var_info): Set it to false.
13254 (solution_set_add): Correctly handle pointers outside a var and
13256 (type_safe): Treat variables with is_full_var properly.
13257 (do_sd_constraint): Likewise.
13258 (do_ds_constraint): Likewise.
13259 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13260 (get_constraint_for_ptr_offset): New function.
13261 (get_constraint_for_component_ref): For addresses at least include
13262 the last field of the variable. Handle is_full_vars properly.
13263 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13264 (handle_ptr_arith): Remove.
13265 (find_func_aliases): Simplify assignment handling.
13266 (create_function_info_for): For parameter and result varinfos set
13268 (create_variable_info_for): Set is_full_var flag whenever we
13269 just created a single varinfo for a decl.
13270 (init_alias_vars): Initialize use_field_sensitive from
13271 max-fields-for-field-sensitive parameter.
13273 2008-07-07 Richard Guenther <rguenther@suse.de>
13275 PR tree-optimization/36713
13276 * tree-flow-inline.h (is_call_used): New function.
13277 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13278 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13279 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13281 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13283 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13285 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13287 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13289 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13290 Nathan Sidwell <nathan@codesourcery.com>
13292 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13293 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13295 * config/m68k/t-linux: New.
13296 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13299 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13301 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13302 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13305 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13307 * gcc.c (execute): Fix -Wc++-compat warning.
13309 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13312 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13313 constant for little endian.
13315 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13317 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13318 mips_base_mips16 instead of TARGET_MIPS16.
13319 (mips_base_mips16): Declare.
13320 * config/mips/mips.c (mips_base_mips16): Make global.
13321 (was_mips16_p): Remove GTY marker.
13322 (was_mips16_pch_p): New variable.
13323 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13324 (mips_override_options): Force to non-MIPS16 mode initially.
13325 Do not complain about MIPS16 PIC incompatibilities here.
13326 Only allow -mgpopt if -mexplicit-relocs is in force for
13329 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13331 * configure.ac: Check for caddr_t, define to char * if not defined.
13332 * configure: Regenerate.
13333 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13334 (mmap_gt_pch_use_address): Likewise.
13335 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13337 2008-07-06 Richard Guenther <rguenther@suse.de>
13339 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13340 (new_var_info): Deal with it.
13341 (solution_set_add): Likewise.
13342 (bitpos_of_field): Make signed, fix.
13343 (struct fieldoff): Remove type and decl fields. Make size field
13344 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13346 (fieldoff_compare): Deal with it.
13347 (push_fields_onto_fieldstack): Remove has_union argument, glob
13348 adjacent non-pointer fields together.
13349 (create_function_info_for): Do not set has_union.
13350 (create_variable_info_for): Simplify.
13352 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13354 * config.gcc (extra_headers): Add cross-stdarg.h for target
13355 x86_64-*-* and i?86-*-*.
13356 * config/i386/cross-stdarg.h: New.
13357 * builtins.c (std_fn_abi_va_list): New.
13358 (std_canonical_va_list_type): New.
13359 (stabilize_va_list): Replace va_list_type_node use by
13360 mtarget.canonical_va_list_type.
13361 (gimplify_va_arg_expr): Likewise.
13362 (expand_builtin_va_copy): Replace va_list_type_node use by
13363 mtarget.fn_abi_va_list.
13364 * tree-sra.c (is_va_list_type): New helper.
13365 (decl_can_be_decomposed_p): Replace
13366 va_list_type_node use by is_va_list_type.
13367 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13368 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13369 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13370 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13371 (ix86_enum_va_list): New.
13372 * config/i386/i386.c (sysv_va_list_type_node): New.
13373 (ms_va_list_type_node): New.
13374 (ix86_function_type_abi): Remove sorry.
13375 (ix86_build_builtin_va_list_abi): New.
13376 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13377 for 64-bit targets.
13378 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13379 (ix86_init_builtins_va_builtins_abi): New.
13380 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13381 for 64-bit targets.
13382 (ix86_handle_abi_attribute): New.
13383 (attribute_spec): Add sysv_abi and ms_abi.
13384 (ix86_fn_abi_va_list): New.
13385 (ix86_canonical_va_list_type): New.
13386 (ix86_enum_va_list): New.
13387 (TARGET_FN_ABI_VA_LIST): New.
13388 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13389 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13390 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13391 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13392 (TARGET_ENUM_VA_LIST): New.
13393 * expr.h (std_fn_abi_va_list): New.
13394 (std_canonical_va_list_type): New.
13395 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13396 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13397 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13398 TARGET_CANONICAL_VA_LIST_TYPE.
13399 * target.h (struct gcc_target): Add fn_abi_va_list hook
13400 and canonical_va_list_type hook.
13402 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13404 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13405 integral and pointer types.
13407 2008-07-04 Roger Sayle <roger@eyesopen.com>
13409 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13410 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13412 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13415 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13417 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13419 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13420 build_gimple_modify_stmt.
13421 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13422 gimple operand. Use fold_build* instead of build*.
13424 2008-07-04 Richard Guenther <rguenther@suse.de>
13426 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13427 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13428 properly to compute the reachability set if we do field-sensitive PTA.
13429 * invoke.texi (max-fields-for-field-sensitive): Document default.
13430 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13431 100 for optimize >= 2.
13433 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13435 * ggc-zone.c (lookup_page_table_if_allocated,
13436 set_page_table_entry, zone_find_object_size, alloc_small_page,
13437 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13438 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13439 -Wc++-compat and/or -Wcast-qual warnings.
13441 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13444 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13445 pic_offset_table_rtx to be marked as used here.
13446 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13447 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13448 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13449 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13450 !TARGET_SECURE_PLT.
13452 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13454 * alloc-pool.c (hash_descriptor, eq_descriptor,
13455 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13456 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13458 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13459 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13460 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13461 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13464 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13466 * tree-flow.h (loop_only_exit_p): Declare.
13467 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13468 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13469 the number of iterations if it is constant. Otherwise, if this is the
13470 only possible exit of the loop, use the conservative estimate on the
13471 number of iterations of the entire loop if available.
13473 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13475 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13476 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13477 Add synchronization functions.
13478 * config/sync.c: New file.
13479 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13480 (LIBGCC_SYNC_CFLAGS): Likewise.
13482 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13485 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13486 (*pushtf_sse): New insn pattern.
13487 (pushtf splitters): New splitters.
13489 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13491 PR middle-end/35736
13492 * predict.c (build_predict_expr): Use void_type_node for the tree
13493 type, instead of NULL_TREE.
13495 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13497 * config/i386/i386.c (contains_aligned_value_p): Return true
13499 (ix86_data_alignment): Align TCmode to 128bits.
13500 (ix86_local_alignment): Likewise.
13502 2008-07-03 Andrew Haley <aph@redhat.com>
13505 * vec.h (VEC_TA): New.
13506 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13507 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13508 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13509 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13510 (C_COMMON_FIXED_TYPES): Remove first arg.
13511 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13512 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13513 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13514 not to use empty macro arguments.
13516 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13518 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13519 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13520 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13521 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13522 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13523 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13524 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13525 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13526 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13527 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13528 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13529 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13530 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13531 config/rs6000/e500crtres64gpr.asm,
13532 config/rs6000/e500crtres64gprctr.asm,
13533 config/rs6000/e500crtrest32gpr.asm,
13534 config/rs6000/e500crtrest64gpr.asm,
13535 config/rs6000/e500crtresx32gpr.asm,
13536 config/rs6000/e500crtresx64gpr.asm,
13537 config/rs6000/e500crtsav32gpr.asm,
13538 config/rs6000/e500crtsav64gpr.asm,
13539 config/rs6000/e500crtsav64gprctr.asm,
13540 config/rs6000/e500crtsavg32gpr.asm,
13541 config/rs6000/e500crtsavg64gpr.asm,
13542 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13543 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13544 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13545 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13546 config/sparc/sol2-cn.asm: Remove .file directives.
13548 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13550 * resource.c (mark_referenced_resources): Look inside
13551 UNSPEC_VOLATILEs and ASM_INPUTs.
13553 2008-07-02 Ian Lance Taylor <iant@google.com>
13555 * rtlanal.c (add_reg_note): New function.
13556 * rtl.h (add_reg_note): Declare.
13557 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13558 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13559 * builtins.c (expand_builtin_longjmp): Likewise.
13560 (expand_builtin_nonlocal_goto): Likewise.
13561 * calls.c (emit_call_1, expand_call): Likewise.
13562 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13563 * cfglayout.c (fixup_reorder_chain): Likewise.
13564 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13565 (commit_one_edge_insertion): Likewise.
13566 * combine.c (move_deaths, distribute_notes): Likewise.
13567 * df-problems.c (df_set_note): Likewise.
13568 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13569 (set_unique_reg_note): Likewise.
13570 (emit_copy_of_insn_after): Likewise.
13571 * expr.c (expand_expr_real): Likewise.
13572 * gcse.c (add_label_notes): Likewise.
13573 * haifa-sched.c (create_check_block_twin): Likewise.
13574 * jump.c (mark_jump_label_1): Likewise.
13575 * loop-doloop.c (add_test, doloop_modify): Likewise.
13576 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13577 * lower-subreg.c (move_eh_region_note): Likewise.
13578 * optabs.c (emit_libcall_block): Likewise.
13579 * predict.c (predict_insn): Likewise.
13580 (combine_predictions_for_insn): Likewise.
13581 * recog.c (peephole2_optimize): Likewise.
13582 * regmove.c (try_auto_increment): Likewise.
13583 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13584 * reload.c (find_reloads): Likewise.
13585 * reload1.c (fixup_eh_region_note): Likewise.
13586 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13587 * reorg.c (delete_prior_computation): Likewise.
13588 (delete_computation, dbr_schedule): Likewise.
13589 * config/pa/pa.c (legitimize_pic_address): Likewise.
13590 * config/sh/sh.c (sh_reorg): Likewise.
13592 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13595 * config/libgcc-glibc.ver: Add %exclude.
13596 * config/m32r/libgcc-glibc.ver: Likwise.
13597 * config/s390/libgcc-glibc.ver: Likwise.
13598 * config/sh/libgcc-glibc.ver: Likwise.
13599 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13601 * config/i386/libgcc-glibc.ver: New.
13603 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13605 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13607 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13608 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13609 i[34567]86-*-linux*, x86_64-*-linux*. Add
13610 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13611 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13612 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13613 i[34567]86-*-linux*, x86_64-*-linux*.
13615 * libgcc-std.ver: Add empty GCC_4.4.0.
13617 * mkmap-symver.awk: Support multiple versions per symbol.
13619 * config/i386/i386.c (ix86_init_builtins): Always define
13620 __builtin_fabsq and __builtin_copysignq with fallbacks.
13621 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13622 and __builtin_copysignq if SSE2 isn't available.
13624 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13625 (LIBGCC2_TF_CEXT): Likwise.
13626 (TF_SIZE): Likwise.
13628 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13630 * config/i386/sfp-machine.h: Moved to libgcc.
13632 * config/i386/sfp-machine.h: New.
13633 * config/i386/t-linux: Likwise.
13635 * config/i386/t-darwin: Remove softfp_wrap_start and
13637 * config/i386/t-darwin64: Likewise.
13639 * config/i386/t-fprules-softfp64: Renamed to ...
13640 * config/i386/t-fprules-softfp: This.
13642 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13643 and softfp_wrap_end.
13645 2008-07-02 Jason Merrill <jason@redhat.com>
13647 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13649 * tree.c (ctor_to_list): New fn.
13650 * tree.h: Declare it.
13651 (CONSTRUCTOR_ELT): New macro.
13652 (CONSTRUCTOR_NELTS): New macro.
13654 2008-07-02 Richard Guenther <rguenther@suse.de>
13656 * tree-ssa-structalias.c (struct variable_info): Reorder
13657 to fill padding on 64bit hosts. Make collapsed_to an int.
13658 (get_varinfo_fc): Deal with that.
13659 (new_var_info): Likewise.
13660 (collapse_rest_of_var): Likewise.
13662 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13664 * doc/install.texi (--enable-java-home): Document.
13665 (--enable-aot-compile-rpm): Likewise.
13666 (--with-arch-directory): Likewise.
13667 (--with-os-directory): Likewise.
13668 (--with-origin-name): Likewise.
13669 (--with-arch-suffix): Likewise.
13670 (--with-jvm-root-dir): Likewise.
13671 (--with-jvm-jar-dir): Likewise.
13672 (--with-python-dir): Likewise.
13674 2008-07-02 Richard Guenther <rguenther@suse.de>
13676 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13677 from decls explicitly. Merge operand checking from tuples.
13679 2008-07-02 Martin Jambor <mjambor@suse.cz>
13681 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13683 2008-07-02 Martin Jambor <mjambor@suse.cz>
13685 * tree-switch-conversion.c: Included timevar.h
13686 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13688 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13690 2008-07-02 Martin Jambor <mjambor@suse.cz>
13692 * tree-switch-conversion.c: Corrected various comments and
13694 (build_constructors): Fixed minor formatting mistakes.
13696 * invoke.texi (Optimize Options): Corrected the
13697 switch-conversion-max-branch-ratio parameter.
13699 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13701 * final.c (asm_insn_count): Return zero for an empty asm body.
13703 2008-07-02 Richard Guenther <rguenther@suse.de>
13705 * bitmap.h (bitmap_set_bit): Return bool.
13706 (bitmap_clear_bit): Likewise.
13707 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13708 write to the bitmap if it would.
13709 (bitmap_clear_bit): Likewise.
13710 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13711 bitmap_set_bit return value.
13712 (add_pred_graph_edge): Likewise.
13713 (add_graph_edge): Likewise.
13714 (do_sd_constraint): Likewise.
13715 (do_ds_constraint): Likewise.
13717 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13719 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13720 Fix -Wc++-compat and/or -Wcast-qual warnings.
13721 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13722 gen_regparm_prefix): Likewise.
13723 * vmsdbgout.c (write_modbeg, lookup_filename,
13724 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13726 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13728 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13729 defaults.h definition apply.
13731 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13733 * function.c (assign_parm_remove_parallels): New.
13734 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13736 (assign_parm_setup_block): Do not handle them.
13737 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13738 assign_parm_remove_parallels.
13740 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13742 * c-typeck.c (convert_for_assignment): Use
13743 vector_targets_convertible_p.
13744 * c-common.c (vector_targets_convertible_p): New.
13745 * c-common.h (vector_targets_convertible_p): New prototype.
13746 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13747 opaque_p_V2SI_type_node.
13749 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13751 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13754 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13756 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13757 TFmode constants via two element DImode vector for hosts with
13758 HOST_BITS_PER_WIDE_INT < 64.
13759 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13760 also for HOST_BITS_PER_WIDE_INT < 64.
13762 2008-07-01 Richard Guenther <rguenther@suse.de>
13764 PR tree-optimization/36666
13765 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13766 (get_constraint_exp_from_ssa_var): Split into ...
13767 (get_constraint_exp_for_temp): ... this ...
13768 (get_constraint_for_ssa_var): ... and that.
13769 Return constraint expressions for all touched sub-fields
13770 if the results address is not taken.
13771 (process_constraint): Remove assertion that aggregate
13772 assignments do not happen at this place.
13773 (get_constraint_for_component_ref): Add address_p argument.
13774 Return constraint expressions for all touched sub-fields
13775 if the results address is not taken.
13776 (do_deref): Use get_constraint_exp_for_temp.
13777 (get_constraint_for_1): Rename from ...
13778 (get_constraint_for): ... this. Add the old function as wrapper.
13779 (do_structure_copy): Use get_constraint_for_1.
13781 2008-07-01 Martin Jambor <mjambor@suse.cz>
13783 * Makefile.in (tree-switch-conversion.o): Add.
13784 (OBJS-common): Add tree-swtch-conversion.o.
13785 * passes.c (init_optimization_passes): Add pass_convert_switch.
13786 * tree-pass.h: (pass_convert_switch): Add.
13787 * tree-switch-conversion.c: New file.
13788 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13789 * common.opt (ftree-cswtch): New option.
13790 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13791 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13792 * opts.c (decode_options): Set flag_tree_switch_conversion when
13793 optimization level is >= 2.
13794 * doc/invoke.texi (Optimize Options): Added description of
13795 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13797 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13799 * config/darwin-driver.c (darwin_default_min_version): Fix
13800 -Wc++-compat warnings.
13802 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13804 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13807 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13809 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13811 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13813 PR rtl-optimization/34744
13814 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13815 (df_scan_free_internal): Free data structures not
13816 allocated in storage pools.
13817 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13818 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13819 df_scan_free_mws_vec.
13820 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13823 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13825 * config/i386/i386.c (contains_aligned_value_p): Return true
13827 (ix86_function_arg_boundary): Return its natural boundary
13829 (return_in_memory_32): Don't check TDmode.
13830 (ix86_split_to_parts): Support splitting into 4 parts and
13831 support TFmode for 32bit target.
13832 (ix86_split_long_move): Support splitting into 4 parts.
13833 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13835 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13836 (ix86_init_builtins): Here.
13837 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13838 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13839 'q' and 'w', respectively.
13841 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13843 (movtf_internal): Likewise.
13844 (<code>tf2): Likewise.
13845 (*absnegtf2_sse): Likewise.
13846 (copysign<mode>3): Likewise.
13847 (copysign<mode>3_const): Likewise.
13848 (copysign<mode>3_var): Likewise.
13849 (define_split UNSPEC_COPYSIGN): Likewise.
13850 * config/i386/sse.md (*nandtf3): Likewise.
13851 (<code>tf3): Likewise.
13852 (*<code>tf3): Likewise.
13854 2008-06-30 Joey Ye <joey.ye@intel.com>
13855 H.J. Lu <hongjiu.lu@intel.com>
13857 * global.c (compute_regsets): Set frame_pointer_needed here.
13858 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13860 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13862 * doc/install.texi (specific): Expand Windows build notes.
13864 2008-06-30 Ira Rosen <irar@il.ibm.com>
13866 PR tree-optimization/36648
13867 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13868 number of prolog iterations by step. Fix the comment.
13870 2008-06-30 Richard Guenther <rguenther@suse.de>
13872 PR middle-end/36671
13873 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13874 handle calls from ECF_MALLOC functions.
13875 (handle_pure_call): ECF_MALLOC functions do not return
13877 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13879 2008-06-29 Andreas Schwab <schwab@suse.de>
13881 * config/m68k/m68k.c (print_operand): Always print a float
13883 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13884 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13887 * config/rs6000/x-linux64: Remove never used file.
13889 2008-06-29 Richard Guenther <rguenther@suse.de>
13891 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13893 (struct alias_info): Move ...
13894 * tree-ssa-alias.c: ... here.
13895 (update_alias_info): Declare.
13896 (compute_may_aliases): Call it.
13897 (update_alias_info): New function.
13898 * tree-ssa-structalias.c (update_alias_info): Move ...
13899 * tree-ssa-alias.c (update_alias_info_1): ... here.
13900 * tree-ssa-structalias.c (process_constraint_1): Remove
13901 unused from_call argument. Rename to ...
13902 (process_constraint): ... this. Delete old wrapper.
13903 (make_constraint_to): Adjust callers.
13904 (handle_const_call): Likewise.
13905 (handle_pure_call): Likewise.
13906 (init_base_vars): Likewise.
13907 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13908 (find_func_aliases): We don't need structure copies for
13910 (make_constraint_from_anything): Remove.
13911 (create_variable_info_for): For globals make constraints
13912 from escaped, not from anything.
13913 (compute_points_to_sets): Do not call update_alias_info.
13914 (ipa_pta_execute): Use make_constraint_from.
13916 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13918 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13919 (bitmap.o-warn, dominance.o-warn): New.
13920 * configure.ac (cxx_compat_warn): Delete.
13921 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13922 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13924 * configure: Regenerate.
13926 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13929 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13931 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13932 * df-scan.c (df_notes_rescan): Likewise.
13933 * ggc-page.c (set_page_table_entry): Likewise.
13934 * intl.c (gcc_gettext_width): Likewise.
13935 * varasm.c (get_unnamed_section, get_noswitch_section,
13936 get_section): Likewise.
13938 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13940 * regrename.c (build_def_use): Don't copy RTX.
13942 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13944 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13945 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13946 punctuation. Use @ref instead of @xref.
13947 (Function Names): Remove stray @display/@end display.
13948 (C++ Attributes): Use @ref instead of @xref.
13949 (Deprecated Features): Fix punctuation around @xref.
13950 (Backwards Compatibility): Likewise.
13951 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13953 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13955 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13956 constants for E500 double.
13958 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13960 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13961 element type of const_vector.
13963 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13965 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13966 Remove FLAGS_REG clobber from expander pattern.
13967 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13968 (anddi3, andsi3, andhi3, andqi3): Ditto.
13969 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13970 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13971 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13972 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13973 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13974 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13975 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13976 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13978 2008-06-28 Richard Guenther <rguenther@suse.de>
13980 * tree-ssa-structalias.c (callused_id, var_callused,
13981 callused_tree): Add.
13982 (handle_pure_call): New function.
13983 (find_func_aliases): Call it.
13984 (find_what_p_points_to): Handle the call-used set.
13985 (clobber_what_escaped): Likewise.
13986 (compute_call_used_vars): New function.
13987 (init_base_vars): Init the call-used variable.
13988 (do_sd_constraint): Do not propagate the solution from CALLUSED
13989 but use CALLUSED as a placeholder.
13990 (solve_graph): Likewise.
13991 * tree-flow-inline.h (gimple_call_used_vars): New function.
13992 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13993 (compute_call_used_vars): Declare.
13994 * tree-ssa-alias.c (set_initial_properties): Call
13995 compute_call_used_vars.
13996 (reset_alias_info): Clear call-used variables.
13997 (add_call_clobber_ops): Assert we are not called for const/pure
13998 functions. Remove handling of them.
13999 (add_call_read_ops): Handle pure functions by adding the
14000 call-used set of variables as VUSEs.
14001 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14002 (delete_tree_ssa): Free it.
14003 * tree-dfa.c (remove_referenced_var): Clear the var from the
14006 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14008 * tree.c (build_varargs_function_type_list): New.
14009 (build_function_type_list_1): New.
14010 (build_function_type_list): Use build_function_type_list_1.
14011 * tree.h (build_varargs_function_type_list): New.
14013 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14016 * config/spu/spu.c (spu_builtin_splats): Do not generate
14017 invalid CONST_VECTOR expressions.
14018 (spu_expand_vector_init): Likewise.
14020 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14022 * optabs.c (libfunc_decls): New variable.
14023 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14024 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14025 for the same function twice.
14027 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14029 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14030 ix86_expand_binary_operator directly.
14031 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14033 (*ashrti3_1): Ditto.
14034 (*lshrti3_1): Ditto.
14035 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14036 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14037 using only one splitter. Conditionaly execute splitter before or
14038 after peephole2 pass.
14039 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14040 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14041 Use only one alternative in asm template.
14042 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14044 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14045 "J" operand constraint for operand 2.
14046 (*ashldi3_cconly_rex64): Ditto.
14047 (*ashrdi3_cmp_rex64): Ditto.
14048 (*ashrdi3_cconly_rex64): Ditto.
14049 (*lshrdi3_cmp_rex64): Ditto.
14050 (*lshrdi3_cconly_rex64): Ditto.
14051 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14052 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14053 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14056 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14058 * gimplify.c (omp_is_private): Don't return true if decl is not
14059 already private on #pragma omp for or #pragma omp parallel for.
14062 * tree-cfg.c (struct move_stmt_d): Replace block field with
14063 orig_block and new_block fields.
14064 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14065 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14066 (move_block_to_fn): Replace vars_map and new_label_map arguments
14067 with struct move_stmt_d pointer.
14068 (replace_block_vars_by_duplicates): New function.
14069 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14070 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14071 all subblocks of ORIG_BLOCK to the new function. Call
14072 replace_block_vars_by_duplicates.
14073 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14074 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14075 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14076 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14077 (expand_omp): Temporarily set input_location to the location of
14078 region's controlling stmt.
14079 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14080 BIND_EXPR, push ctx->block_vars and gimplification vars into
14081 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14082 into dest function.
14083 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14084 there are any BLOCK_VARS.
14085 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14086 OMP_PARALLEL or OMP_TASK stmt.
14087 (lower_omp): Save and restore input_location around the lower_omp_1
14090 2008-06-27 Richard Guenther <rguenther@suse.de>
14092 PR tree-optimization/36400
14093 PR tree-optimization/36373
14094 PR tree-optimization/36344
14095 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14096 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14097 (update_alias_info): Remove call clobbering code.
14098 (make_constraint_to): New helper function.
14099 (make_escape_constraint): Likewise.
14100 (handle_rhs_call): Use it on all pointer containing arguments.
14101 Also mark the static chain escaped.
14102 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14103 instead of ANYTHING.
14104 (make_constraint_from): New helper split out from ...
14105 (make_constraint_from_anything): ... here.
14106 (find_func_aliases): Add constraints for escape sites.
14107 (intra_create_variable_infos): Make constraints from NONLOCAL
14109 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14111 (clobber_what_p_points_to): Remove.
14112 (clobber_what_escaped): New function.
14113 (init_base_vars): Init NONLOCAL and ESCAPED.
14114 (do_sd_constraint): Do not propagate the solution from ESCAPED
14115 but use ESCAPED as a placeholder.
14116 (solve_graph): Likewise.
14117 * tree-flow.h (clobber_what_p_points_to): Remove.
14118 (clobber_what_escaped): Declare.
14119 * tree-ssa-alias.c (set_initial_properties): Call it.
14120 Remove code clobbering escaped pointers.
14122 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14124 * function.c (allocate_struct_function): Only allocate a unique
14125 funcdef_no if the decl is nonzero.
14127 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14129 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14130 * config/mips/mips.c (mips_split_const_insns): New function.
14131 * config/mips/mips.md (move_type): New attribute.
14132 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14133 (dword_mode): New attribute.
14134 (type): Avoid long line. Map "move_type"s to "type"s,
14135 choosing "multi" for doubleword moves if appropriate.
14136 Swap MTC/MFC comments to match their declaration order.
14137 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14138 "type" is "branch" or "jal" is "direct".
14139 (length): Handle "extended_mips16" first. Make the default
14140 "0" for "ghost" instructions. Set the length from "move_type".
14141 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14142 of "type", with "sll0" for the register alternative. Remove the
14143 "extended_mips16" attribute.
14144 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14145 of "type", with "shift_shift" for the register alternative.
14146 Remove the "length" attribute.
14147 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14148 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14149 of "type", with "andi" for the register alternative.
14150 (*zero_extendqihi2): Likewise.
14151 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14152 of "andi" instead of a "type" of "arith".
14153 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14155 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14156 (mov_<store>r, *mov<mode>_ra): Likewise.
14157 (extendsidi2): Use "move_type" instead of "type", with "move"
14158 for the register alternative.
14159 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14160 of "type", with "signext" for the register alternative.
14161 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14162 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14163 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14164 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14165 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14166 (unnamed branch insn): Likewise.
14167 (*movdi_gp32_fp64): Fold into...
14168 (*movdi_32bit): ...here.
14169 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14170 (*movdf_hardfloat): ...this new pattern.
14171 (*movdf_softfloat): Remove redundant FPR alternatives.
14172 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14173 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14174 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14175 the "move" attribute.
14176 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14177 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14178 and "store" for COP loads and stores.
14179 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14180 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14181 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14182 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14183 (*movtf_mips16, *movv2sf): Likewise.
14184 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14185 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14186 (mfhc1<mode>): Use "move_type" instead of "move".
14187 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14188 (loadgp_blockage): Remove the "length" attribute.
14189 (blockage, set_got_version, update_got_version): Likewise.
14190 (call_internal): Remove the "extended_mips16" attribute.
14191 (call_value_internal, call_value_multiple_internal): Likewise.
14192 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14194 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14195 the "length" attribute.
14197 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14199 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14200 -Wcast-qual warnings.
14201 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14202 handle_pragma_pop_macro): Likewise.
14203 * collect2.c (resolve_lib_name): Likewise.
14204 * config/arc/arc.c (arc_init): Likewise.
14205 * config/arm/arm.c (neon_builtin_compare,
14206 locate_neon_builtin_icode): Likewise.
14207 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14208 * config/bfin/bfin.c (bfin_init_machine_status,
14209 bfin_optimize_loop): Likewise.
14210 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14211 * config/cris/cris.c (cris_init_expanders): Likewise.
14212 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14213 * config/darwin.c (machopic_indirection_eq,
14214 machopic_indirection_name, machopic_output_indirection): Likewise.
14215 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14216 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14217 frv_optimize_membar): Likewise.
14218 * config/i386/cygwin.h (mingw_scan,
14219 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14220 * config/i386/cygwin1.c (mingw_scan): Likewise.
14221 * config/i386/i386.c (machopic_output_stub): Likewise.
14222 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14223 i386_pe_unique_section): Likewise.
14224 * config/ia64/ia64.c (ia64_init_machine_status,
14225 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14227 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14228 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14229 * config/m68k/m68k.c (m68k_handle_option,
14230 m68k_sched_md_init_global): Likewise.
14231 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14232 mcore_unique_section): Likewise.
14233 * config/mips/mips.c (mips_block_move_straight,
14234 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14236 * config/mmix/mmix.c (mmix_init_machine_status,
14237 mmix_encode_section_info): Likewise.
14238 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14239 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14240 print_operand_address, output_toc, redefine_groups,
14241 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14242 * config/s390/s390.c (s390_init_machine_status): Likewise.
14243 * config/score/score.c (score_block_move_straight,
14244 score_block_move_loop_body): Likewise.
14245 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14246 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14247 * emit-rtl.c (find_auto_inc): Likewise.
14248 * gcc.c (translate_options, process_command): Likewise.
14249 * reorg.c (dbr_schedule): Likewise.
14250 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14251 * xcoffout.c (xcoffout_declare_function): Likewise.
14253 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14255 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14256 ipa-pta working again.
14258 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14260 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14263 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14265 * config.gcc (powerpc*-*-*): Add new core e500mc.
14266 * config/rs6000/e500mc.md: New file.
14267 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14269 (rs6000_override_options): Add e500mc case to
14270 processor_target_table. Altivec and Spe options not allowed
14271 with e500mc. Add isel instruction to e500mc by
14272 default. Initialize rs6000_cost for e500mc.
14273 (rs6000_issue_rate): Set issue rate for e500mc.
14274 * config/rs6000/rs6000.h (processor_type): Add
14275 PROCESSOR_PPCE500MC.
14276 (ASM_CPU_SPEC): Add e500mc.
14277 Set TARGET_ISEL to rs6000_isel.
14278 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14279 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14280 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14282 * doc/invoke.texi: Add e500mc to list of cpus.
14284 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14287 * c-lex.c (lex_charconst): Initialize unsignedp.
14289 2008-06-27 Olivier Hainque <hainque@adacore.com>
14291 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14292 documented assumptions.
14294 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14296 * dwarf2out.c: Remove trailing white spaces. Break long line
14299 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14301 * libfuncs.h (LTI_synchronize): New libfunc_index.
14302 (synchronize_libfunc): Declare.
14303 * builtins.c (expand_builtin_synchronize): Consider using
14304 synchronize_libfunc before falling back on an asm blockage.
14305 * config/mips/mips.c: Include libfuncs.h
14306 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14308 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14310 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14311 parameter. Copy stack_reg to r11 where appropriate.
14312 (no_global_regs_above): Add gpr parameter.
14313 (rs6000_stack_info): Only add padding for SPE save area if we
14314 are saving SPE GPRs and CR.
14315 (saveres_routine_syms): New variable.
14316 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14318 (rs6000_savres_routine_sym): New function.
14319 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14321 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14322 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14323 Tweak FPR out-of-line saving.
14324 (rs6000_make_savres_rtx): New function.
14325 (rs6000_use_multiple_p): New function.
14326 (rs6000_savres_strategy): New function.
14327 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14328 out-of-line if appropriate.
14329 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14330 if we are optimizing for size.
14331 (GP_SAVE_INLINE): Define.
14332 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14333 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14334 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14335 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14336 (*save_fpregs_<mode>): Add use of r11.
14337 (*restore_gpregs_<mode>): New insn.
14338 (*return_and_restore_gpregs_<mode>): New insn.
14339 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14341 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14342 (*restore_gpregs_spe): New insn.
14343 (*return_and_restore_gpregs_spe): New insn.
14344 * config/rs6000/predicates.md (save_world_operation): Fix check.
14346 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14348 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14349 this point, so assert that.
14351 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14353 * cfganal.c: Include vec.h and vecprim.h.
14354 (compute_idf): Import from...
14355 * tree-into-ssa (compute_idf): ...here.
14356 * basic-block.h (compute_idf): Export.
14358 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14360 * c-decl.c (merge_decls): Use !current_function_decl to check for
14361 extern declaration of C99 inline function being at file scope.
14363 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14365 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14367 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14369 * alias.c (record_alias_subset, init_alias_analysis): Fix
14370 -Wc++-compat and/or -Wcast-qual warnings.
14371 * attribs.c (lookup_attribute_spec): Likewise.
14372 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14373 copy_bb, connect_traces,
14374 find_rarely_executed_basic_blocks_and_cr): Likewise.
14375 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14376 note_btr_set, migrate_btr_defs): Likewise.
14377 * builtins.c (result_vector, expand_builtin_memcpy,
14378 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14379 builtin_memset_read_str, expand_builtin_printf,
14380 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14382 * caller-save.c (mark_set_regs): Likewise.
14383 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14384 * cgraph.c (cgraph_edge): Likewise.
14385 * combine.c (likely_spilled_retval_1): Likewise.
14386 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14387 htab_counts_entry_del, get_coverage_counts): Likewise.
14388 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14389 new_cselib_val): Likewise.
14390 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14391 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14393 * df-core.c (df_compact_blocks): Likewise.
14394 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14395 * df-scan.c (df_grow_reg_info, df_ref_create,
14396 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14397 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14398 df_record_entry_block_defs, df_record_exit_block_uses,
14399 df_bb_verify): Likewise.
14400 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14401 DF_REF_EXTRACT_MODE_CONST): New.
14402 * dominance.c (get_immediate_dominator, get_dominated_by,
14403 nearest_common_dominator, root_of_dom_tree,
14404 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14405 -Wc++-compat and/or -Wcast-qual warnings.
14406 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14407 record_store, replace_read, check_mem_read_rtx, scan_insn,
14408 dse_step1, dse_record_singleton_alias_set): Likewise.
14409 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14411 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14413 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14414 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14415 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14416 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14417 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14418 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14419 file_name_acquire, output_file_names, add_const_value_attribute,
14420 premark_used_types_helper, file_table_eq, file_table_hash,
14421 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14422 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14423 -Wcast-qual warnings.
14424 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14425 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14426 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14427 gen_reg_rtx, start_sequence, init_emit): Likewise.
14428 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14429 * except.c (init_eh_for_function, gen_eh_region,
14430 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14431 arh_to_landing_pad, arh_to_label, add_action_record,
14432 add_call_site, switch_to_exception_section): Likewise.
14433 * expmed.c (synth_mult): Likewise.
14434 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14435 store_expr): Likewise.
14436 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14438 * function.c (assign_stack_temp_for_type,
14439 allocate_struct_function, match_asm_constraints_1): Likewise.
14440 * gcov-io.c (gcov_allocate): Likewise.
14441 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14442 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14443 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14444 record_one_set, insert_expr_in_table, insert_set_in_table,
14445 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14446 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14447 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14448 -Wcast-qual warnings.
14450 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14452 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14453 -Wcast-qual warnings.
14454 * gcc.c (process_command): Likewise.
14455 * genattrtab.c (oballoc): Use XOBNEW.
14456 (oballocvec): Define.
14457 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14458 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14459 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14460 -Wc++-compat and/or -Wcast-qual warnings.
14461 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14462 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14463 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14464 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14465 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14466 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14467 add_excls, process_presence_absence_names,
14468 process_presence_absence_patterns, add_presence_absence,
14469 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14470 get_free_state, add_arc, get_free_automata_list_el,
14471 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14472 transform_3, cache_presence, create_ainsns, create_automata,
14473 create_state_ainsn_table, dfa_insn_code_enlarge,
14474 output_trans_func, output_min_issue_delay_func,
14475 output_dead_lock_func, output_reset_func,
14476 output_get_cpu_unit_code_func, output_dfa_start_func,
14477 expand_automata): Likewise.
14478 * genextract.c (gen_insn): Likewise.
14479 * gengtype-lex.l: Likewise.
14480 * gengtype.c (read_input_list, adjust_field_type,
14481 process_gc_options): Likewise.
14482 * genoutput.c (note_constraint): Likewise.
14483 * genpreds.c (mangle, add_constraint): Likewise.
14484 * genrecog.c (process_define_predicate, new_decision,
14485 add_to_sequence): Likewise.
14486 * gensupport.c (record_insn_name): Likewise.
14488 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14490 * config/i386/driver-i386.c (detect_caches_amd,
14491 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14492 and/or -Wcast-qual warnings.
14493 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14494 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14495 gt_pch_save): Likewise.
14496 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14497 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14498 * global.c (compute_regsets): Likewise.
14499 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14500 finish_graph_dump_file): Likewise.
14501 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14502 unlink_bb_notes): Likewise.
14503 * integrate.c (get_hard_reg_initial_val): Likewise.
14504 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14505 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14506 * local-alloc.c (update_equiv_regs): Likewise.
14507 * loop-invariant.c (check_invariant_table_size,
14508 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14510 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14511 altered_reg_used, mark_altered): Likewise.
14512 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14513 insert_var_expansion_initialization,
14514 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14515 release_var_copies): Likewise.
14516 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14517 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14518 analyze_accesses_for_phi_node, check_var_notmodified_p,
14519 check_allocation_function, find_sites_in_func,
14520 record_all_accesses_in_func, transform_access_sites,
14521 transform_allocation_sites): Likewise.
14522 * omp-low.c (new_omp_region, create_omp_child_function_name,
14523 check_omp_nesting_restrictions, check_combined_parallel,
14524 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14525 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14526 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14527 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14529 * opts-common.c (prune_options): Likewise.
14530 * opts.c (add_input_filename, print_filtered_help,
14531 get_option_state): Likewise.
14532 * params.c (add_params): Likewise.
14533 * passes.c (set_pass_for_id, next_pass_1,
14534 do_per_function_toporder, pass_fini_dump_file): Likewise.
14535 * postreload.c (reload_cse_simplify_operands): Likewise.
14536 * predict.c (tree_predicted_by_p, tree_predict_edge,
14537 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14539 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14541 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14543 * recog.c (check_asm_operands, validate_change_1): Likewise.
14544 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14545 subst_asm_stack_regs): Likewise.
14546 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14547 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14548 * regmove.c (reg_is_remote_constant_p): Likewise.
14549 * regrename.c (regrename_optimize, scan_rtx_reg,
14550 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14552 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14553 regstat_compute_calls_crossed): Likewise.
14554 * reload1.c (init_reload, new_insn_chain,
14555 has_nonexceptional_receiver, reload, copy_reloads,
14556 calculate_needs_all_insns, init_elim_table): Likewise.
14557 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14558 * rtl.c (shallow_copy_rtx_stat): Likewise.
14559 * rtlanal.c (parms_set): Likewise.
14560 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14561 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14562 * sched-ebb.c (earliest_block_with_similiar_load,
14563 add_deps_for_risky_insns): Likewise.
14564 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14565 schedule_region): Likewise.
14566 * see.c (eq_descriptor_pre_extension,
14567 hash_descriptor_pre_extension, hash_del_pre_extension,
14568 eq_descriptor_properties, hash_descriptor_properties,
14569 hash_del_properties, see_seek_pre_extension_expr,
14570 see_initialize_data_structures, see_print_register_properties,
14571 see_print_pre_extension_expr, see_delete_merged_def_extension,
14572 see_delete_unmerged_def_extension, see_emit_use_extension,
14573 see_pre_delete_extension, see_map_extension, see_commit_changes,
14574 see_analyze_merged_def_local_prop,
14575 see_analyze_merged_def_local_prop,
14576 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14577 see_set_prop_merged_def, see_set_prop_unmerged_def,
14578 see_set_prop_unmerged_use, see_print_one_extension,
14579 see_merge_one_use_extension, see_merge_one_def_extension,
14580 see_store_reference_and_extension, see_update_uses_relevancy,
14581 see_update_defs_relevancy): Likewise.
14582 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14583 hash_statistics_free, curr_statistics_hash): Likewise.
14584 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14585 expand_asm_operands, expand_return, case_bit_test_cmp,
14586 expand_case): Likewise.
14587 * stor-layout.c (start_record_layout): Likewise.
14588 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14589 gt_pch_save_stringpool): Likewise.
14590 * tree-data-ref.c (hash_stmt_vertex_info,
14591 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14592 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14594 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14597 * config/i386/i386.md : Change constraints of HImode and QImode
14598 immediate operands from "i" to "n". Change SImode "ni" constraint to
14599 "i" and SImode "rmi" constraint to "g". Remove all constraints
14600 from const0_operand and const1_operand predicated operands.
14601 (i): Change QImode and HImode attribute from "i" to "n".
14602 (*subqi_2): Change HImode operands to QImode.
14605 2008-06-25 Olivier Hainque <hainque@adacore.com>
14607 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14610 2008-06-25 Richard Guenther <rguenther@suse.de>
14612 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14613 not overflow the result type.
14615 2008-06-25 Richard Guenther <rguenther@suse.de>
14617 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14618 (vn_lookup): Likewise.
14620 2008-06-25 Richard Guenther <rguenther@suse.de>
14622 PR tree-optimization/35518
14623 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14624 * tree-sra.c (instantiate_element): Use fold_build3 to build
14626 (try_instantiate_multiple_fields): Likewise.
14628 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14630 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14633 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14635 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14636 use_backchain_to_restore_sp to true
14637 if the offset of the link register save area would go over the 32k - 1
14638 offset limit of the load
14641 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14643 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14644 anchor for the type-punning blurb. Cross-reference "Structures
14645 unions enumerations and bit-fields implementation". Provide a
14646 cast-through-pointer example. Make final sentence self-contained.
14647 * doc/implement-c.texi (Structures unions enumerations and
14648 bit-fields implementation): Cross-reference the type-punning blurb
14649 in the -fstrict-aliasing documentation.
14651 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14653 PR middle-end/36594
14654 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14655 the memory instead of the memory itself for the save area.
14657 2008-06-24 Olivier Hainque <hainque@adacore.com>
14658 Nicolas Roche <roche@adacore.com>
14660 * gengtype.c (srcdir_len): size_t instead of int.
14661 (get_file_realbasename): New function. For F a filename, the real
14662 basename of F, with all the path components stripped.
14663 (get_file_srcdir_relative_path): New function. For F a filename, the
14664 relative path to F from $(srcdir).
14665 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14666 get_file_realbasename. Adjust the head comment.
14667 (get_prefix_langdir_index): New function. For F a filename, return the
14668 lang_dir_names[] relative index of the language directory that is
14670 (get_file_langdir): For F a filename, return the name of the language
14671 directory where F is located.
14672 (get_file_gtfilename): New function. The gt- output file name for an
14674 (get_output_file_with_visibility): Replace in-line computations with
14675 uses of get_file_gtfilename and get_prefix_langdir_index.
14676 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14678 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14680 PR tree-optimization/36504
14681 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14682 references without base address.
14684 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14686 PR middle-end/36584
14687 * calls.c (expand_call): Increase alignment for recursive functions.
14689 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14691 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14692 (TARGET_FUNCTION_VALUE): New define.
14693 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14694 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14696 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14698 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14699 (fmod<mode>3): Ditto.
14700 (remainderxf3): Ditto.
14701 (remainder<mode>3): Ditto.
14703 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14706 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14707 REG is a hard register.
14709 PR tree-optimization/36508
14710 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14711 499, don't check it at all in release compilers.
14713 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14715 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14716 together with SSE_TARGET_MATH to disable insn pattern.
14717 (*fop_<MODEF:mode>_2_i387): Ditto.
14718 (*fop_<MODEF:mode>_3_i387): Ditto.
14720 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14722 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14724 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14726 PR middle-end/34906
14727 * gimplify.c (gimplify_asm_expr): Check the return code of
14728 parse_output_constraint call, set function return and is_inout
14729 value if it failed.
14731 2008-06-22 Ian Lance Taylor <iant@google.com>
14733 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14734 (narrowest_signed_type): Likewise.
14735 * c-typeck.c (c_common_type): Change local variable mclass to enum
14737 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14738 tcc_comparison, not the tree code itself.
14739 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14740 (c_expand_expr): Cast modifier to enum expand_modifier.
14741 * c-common.h (C_RID_CODE): Add casts.
14742 (C_SET_RID_CODE): Define.
14743 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14744 (c_lex_one_token): Add cast to avoid warning.
14745 (c_parser_objc_type_name): Rename local typename to type_name.
14746 (check_no_duplicate_clause): Change code parameter to enum
14748 (c_parser_omp_var_list_parens): Change kind parameter to enum
14750 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14751 c_parser_omp_list_var_parens.
14752 (c_parser_omp_threadprivate): Likewise.
14753 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14754 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14755 * c-format.c (NO_FMT): Define.
14756 (printf_length_specs): Use NO_FMT.
14757 (asm_fprintf_length_specs): Likewise.
14758 (gcc_diag_length_specs): Likewise.
14759 (scanf_length_specs): Likewise.
14760 (strfmon_length_specs): Likewise.
14761 (gcc_gfc_length_specs): Likewise.
14762 (printf_flag_specs): Change 0 to STD_C89.
14763 (asm_fprintf_flag_specs): Likewise.
14764 (gcc_diag_flag_specs): Likewise.
14765 (gcc_cxxdiag_flag_specs): Likewise.
14766 (scanf_flag_specs): Likewise.
14767 (strftime_flag_specs): Likewise.
14768 (strfmon_flag_specs): Likewise.
14769 (print_char_table): Likewise.
14770 (asm_fprintf_char_table): Likewise.
14771 (gcc_diag_char_table): Likewise.
14772 (gcc_tdiag_char_table): Likewise.
14773 (gcc_cdiag_char_table): Likewise.
14774 (gcc_cxxdiag_char_table): Likewise.
14775 (gcc_gfc_char_table): Likewise.
14776 (scan_char_table): Likewise.
14777 (time_char_table): Likewis.
14778 (monetary_char_table): Likewise.
14779 * c-format.h (BADLEN): Likewise.
14781 2008-06-21 Ian Lance Taylor <iant@google.com>
14783 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14784 Define END_OF_BASE_TREE_CODES around inclusion.
14785 * tree.c (tree_code_type): New global array.
14786 (tree_code_length, tree_code_name): Likewise.
14787 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14788 $(lang_tree_files).
14789 (all-tree.def, s-alltree): New targets.
14790 (gencheck.h, s-gencheck): Remove.
14791 (tree.o): Depend upon all-tree.def.
14792 (build/gencheck.o): Remove gencheck.h dependency.
14793 (mostlyclean): Don't remove gencheck.h.
14794 * c-common.h (enum c_tree_code): Remove.
14795 * c-lang.c (tree_code_type): Remove.
14796 (tree_code_length, tree_code_name): Remove.
14797 * gencheck.c (tree_codes): Include all-tree.def, rather than
14798 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14800 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14802 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14803 (operator_name_info): Size to MAX_TREE_CODES.
14804 (assignment_operator_name_info): Likewise.
14805 * cp/cp-lang.c (tree_code_type): Remove.
14806 (tree_code_length, tree_code_name): Remove.
14807 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14808 (assignment_operator_name_info): Likewise.
14809 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14811 * cp/mangle.c (write_expression): Likewise.
14812 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14813 * fortran/f95-lang.c (tree_code_type): Remove.
14814 (tree_code_length, tree_code_name): Remove.
14815 * java/java-tree.h (enum java_tree_code): Remove.
14816 * java/lang.c (tree_code_type): Remove.
14817 (tree_code_length, tree_code_name): Remove.
14818 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14819 * objc/objc-act.h (enum objc_tree_code): Remove.
14820 * objc/objc-lang.c (tree_code_type): Remove.
14821 (tree_code_length, tree_code_name): Remove.
14822 * objcp/objcp-lang.c (tree_code_type): Remove.
14823 (tree_code_length, tree_code_name): Remove.
14824 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14825 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14826 * ada/misc.c (tree_code_type): Remove.
14827 (tree_code_length, tree_code_name): Remove.
14829 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14831 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14832 the grand_bitmap_obstack.
14834 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14836 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14837 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14838 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14839 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14840 move_stmt_r, new_label_mapper): Likewise.
14841 * tree-complex.c (cvc_lookup): Likewise.
14842 * tree-dfa.c (create_function_ann): Likewise.
14843 * tree-dump.c (dump_register): Likewise.
14844 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14845 find_phi_replacement_condition): Likewise.
14846 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14847 tree_function_versioning): Likewise.
14848 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14849 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14850 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14851 get_nonlocal_debug_decl, convert_nonlocal_reference,
14852 convert_nonlocal_omp_clauses, get_local_debug_decl,
14853 convert_local_reference, convert_local_omp_clauses,
14854 convert_nl_goto_reference, convert_nl_goto_receiver,
14855 convert_tramp_reference, convert_call_expr): Likewise.
14856 * tree-outof-ssa.c (contains_tree_r): Likewise.
14857 * tree-parloops.c (reduction_phi, initialize_reductions,
14858 eliminate_local_variables_1, add_field_for_reduction,
14859 add_field_for_name, create_phi_for_local_result,
14860 create_call_for_reduction_1, create_loads_for_reductions,
14861 create_stores_for_reduction, create_loads_and_stores_for_name):
14863 * tree-phinodes.c (allocate_phi_node): Likewise.
14864 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14865 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14866 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14867 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14868 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14869 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14870 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14871 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14872 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14873 vn_nary_op_insert): Likewise.
14874 * tree-ssa.c (redirect_edge_var_map_add,
14875 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14876 * tree-vectorizer.c (vectorize_loops): Likewise.
14877 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14878 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14879 tree_cons_stat, build1_stat, build_variant_type_copy,
14880 decl_init_priority_lookup, decl_fini_priority_lookup,
14881 decl_priority_info, decl_restrict_base_lookup,
14882 decl_restrict_base_insert, decl_debug_expr_lookup,
14883 decl_debug_expr_insert, decl_value_expr_lookup,
14884 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14885 type_hash_add, get_file_function_name, tree_check_failed,
14886 tree_not_check_failed, tree_range_check_failed,
14887 omp_clause_range_check_failed, build_omp_clause,
14888 build_vl_exp_stat): Likewise.
14889 * value-prof.c (gimple_histogram_value,
14890 gimple_duplicate_stmt_histograms): Likewise.
14891 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14892 unshare_variable, variable_union_info_cmp_pos, variable_union,
14893 dataflow_set_different_1, dataflow_set_different_2,
14894 vt_find_locations, variable_was_changed, set_variable_part,
14895 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14896 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14897 section_entry_hash, object_block_entry_eq,
14898 object_block_entry_hash, create_block_symbol,
14899 initialize_cold_section_name, default_function_rodata_section,
14900 strip_reg_name, set_user_assembler_name, const_desc_eq,
14901 build_constant_desc, output_constant_def, lookup_constant_def,
14902 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14903 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14904 default_internal_label): Likewise.
14905 * varray.c (varray_init, varray_grow): Likewise.
14906 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14908 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14910 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14911 operators for "test" insn. Macroize insn using SWI mode macro.
14912 (*jcc_fused_2): Ditto.
14913 (*jcc_fused_3): Macroize insn using SWI mode macro.
14914 (*jcc_fused_4): Ditto.
14916 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14918 * tree-ssa-pre.c: Fix typo in comment.
14919 (init_antic, fini_antic): Add explicit funtions for
14920 initializing and deinitializing ANTIC and AVAIL sets.
14921 (create_expression_by_pieces): Fix typo in comment.
14922 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14923 (execute_pre): Eventually dump details about ANTIC_IN.
14925 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14927 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14928 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14929 add_to_obstack, file_at_path, find_a_file, execute,
14930 add_preprocessor_option, add_assembler_option, add_linker_option,
14931 process_command, insert_wrapper, do_option_spec, do_self_spec,
14932 spec_path, do_spec_1, is_directory, main, used_arg,
14933 getenv_spec_function): Likewise.
14934 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14935 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14938 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14940 * doc/rtl.texi: Updated subreg section.
14942 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14945 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14946 node->needed and node->reachable.
14947 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14948 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14949 (expand_task_call): Don't call expand_task_copyfn.
14950 (expand_task_copyfn): Renamed to...
14951 (finalize_task_copyfn): ... this.
14953 2008-06-19 Jan Hubicka <jh@suse.cz>
14955 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14956 clobbering framepointer.
14958 2008-06-19 Jan Hubicka <jh@suse.cz>
14960 * tree-optimize.c (execute_early_local_optimizations): Set
14961 cgraph_state only at first invocation.
14963 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14965 * system.h (-Wc++-compat): Activate as a warning, no an error.
14967 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14969 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14970 instead of "#" in insn asm template.
14971 (*jcc_fused_2): Ditto.
14973 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14975 * config/i386/i386.h (ix86_tune_indices)
14976 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14977 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14978 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14979 (*jcc_fused_2): Ditto.
14980 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14981 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14982 (print operand): Handle 'E' and 'e' code.
14984 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14986 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14987 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14988 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14990 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14992 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14994 (cgraph_expand_function): Use local copy of decl.
14995 (cgraph_expand_all_functions): Remove redundant initialization of
14997 (cgraph_optimize): Reword internal_error message.
14999 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15001 * arm-protos.h (arm_return_in_memory): Remove public
15002 arm_return_in_memory() prototype.
15003 * arm.c (arm_return_in_memory): Add static prototype, add target
15004 hook macro, change definition and comments.
15005 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15007 2008-06-19 Ben Elliston <bje@au.ibm.com>
15009 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15010 real.c: Remove references to IEEE 754R.
15011 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15012 * doc/libgcc.texi (Decimal float library routines): Likewise.
15014 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15016 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15017 (default_unwind_word_mode): Add prototype.
15018 * targhooks.c (default_unwind_word_mode): New function.
15019 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15020 instead of word_mode.
15021 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15022 (TARGET_INITIALIZER): Use it.
15024 * c-common.c (handle_mode_attribute): Support "unwind_word"
15026 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15028 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15029 word_mode to access SjLj_Function_Context member "data".
15030 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15031 conversion from targetm.eh_return_filter_mode () to
15032 targetm.unwind_word_mode () if they differ.
15034 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15035 (BT_FN_UNWINDWORD_PTR): New function type.
15036 (BT_FN_WORD_PTR): Remove.
15037 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15038 * except.c (expand_builtin_extend_pointer): Convert pointer to
15039 targetm.unwind_word_mode () instead of word_mode.
15041 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15042 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15043 (spu_unwind_word_mode): New function.
15044 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15045 (TARGET_UNWIND_WORD_MODE): Define.
15046 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15048 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15050 * config/spu/spu.c (reg_align): Remove.
15051 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15052 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15053 (spu_split_store): Likewise.
15055 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15057 * gcc/tree-vn.c: Fix typo in comment.
15059 2008-06-18 Jan Hubicka <jh@suse.cz>
15061 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15062 toplevel reorder too.
15064 2008-06-18 Jan Hubicka <jh@suse.cz>
15066 * c-opts.c (c_common_post_options): PCH is not compatible with
15068 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15069 -fno-toplevel-reorder by default now.
15071 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15073 PR documentation/30739
15074 * doc/install.texi (Prerequisites): Document dependency on awk.
15076 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15077 Ian Lance Taylor <iant@google.com>
15079 PR rtl-optimization/35604
15080 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15081 only want to change jump destinations, not eventual label comparisons.
15083 2008-06-16 Jan Hubicka <jh@suse.cz>
15085 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15087 (cgraph_analyze_function): Likewise.
15089 2008-06-16 Jan Hubicka <jh@suse.cz>
15091 * cgraph.h (cgraph_mark_if_needed): New function.
15092 * cgraphunit.c (cgraph_mark_if_needed): New function.
15093 * c-decl.c (duplicate_decl): Use it.
15095 2008-06-16 Jan Hubicka <jh@suse.cz>
15097 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15100 2008-06-16 Jan Hubicka <jh@suse.cz>
15102 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15104 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15105 Kazu Hirata <kazu@codesourcery.com>
15106 Maxim Kuvyrkov <maxim@codesourcery.com
15108 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15109 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15110 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15111 EXTRA_SPEC_FUNCTIONS.
15112 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15113 (DRIVER_SELF_SPECS): Adjust.
15114 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15115 * config/mips/st.h, config/mips/t-st: New.
15116 * config/mips/driver-native.c, config/mips/x-native: New.
15117 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15120 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15122 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15124 (ISA_HAS_FP_CONDMOVE): New macro.
15125 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15126 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15127 (ISA_HAS_NMADD3_NMSUB3): New macro.
15128 * config/mips/mips.c (mips_rtx_costs): Update.
15129 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15130 compiling for ST Loongson 2E/2F.
15131 (madd<mode>): Rename to madd4<mode>. Update.
15132 (madd3<mode>): New pattern.
15133 (msub<mode>): Rename to msub4<mode>. Update.
15134 (msub3<mode>): New pattern.
15135 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15136 (nmadd3<mode>): New pattern.
15137 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15138 (nmadd3<mode>_fastmath): New pattern.
15139 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15140 (nmsub3<mode>): New pattern.
15141 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15142 (nmsub3<mode>_fastmath): New pattern.
15143 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15145 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15147 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15148 (DF_REF_INSN_INFO): New.
15149 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15150 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15151 with a NULL DF_REF_INSN_INFO.
15152 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15154 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15155 DF_INSN_INFO_EQ_USES): New.
15156 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15157 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15158 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15159 * df-core.c: Update comment for above changes.
15160 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15161 DF_INSN_UID_* macros.
15162 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15163 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15164 insn rtx. Update all callers.
15165 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15166 df_ref_create_structure, df_insn_refs_collect): Likewise.
15167 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15168 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15169 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15170 macros to access the insn refs.
15171 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15172 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15173 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15174 for accessing the refs.
15175 (try_fwprop_subst): Likewise.
15176 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15177 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15178 for accessing the refs.
15179 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15180 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15181 to look at the insn refs.
15182 (record_uses): Likewise.
15183 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15185 (mark_artificial_uses): Don't mark_insn for artificial refs.
15186 (mark_reg_rependencies): Likewise.
15188 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15190 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15192 * configure: Regenerate.
15194 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15196 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15197 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15198 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15200 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15202 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15203 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15204 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15206 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15208 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15209 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15210 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15212 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15214 * tree-ssa-sccvn.c: Fix format of comments.
15216 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15218 * cgraph.c: Remove unneeded forward declarations of eq_node()
15221 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15223 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15225 (see_update_relevancy): Likewise.
15226 * fwprop.c (try_fwprop_subst): Likewise.
15227 * rtlanal.c (noop_move_p): Likewise.
15228 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15229 notes to non-existing libcall blocks.
15230 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15232 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15233 (dead_libcall_p): Remove.
15234 (delete_trivially_dead_insns): Don't use it.
15235 * web.c (union_defs): Remove comment about keeping nops.
15236 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15237 (compute_hash_table_work): Don't track libcall notes.
15238 (do_local_cprop): Don't take libcall pointers. Don't update
15240 (adjust_libcall_notes): Deleted.
15241 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15242 ever have existed in the first place).
15243 (replace_store_insn): Don't try to remove libcall notes.
15244 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15245 (resolve_reg_notes): Don't call them.
15246 (resolve_simple_move): Likewise.
15247 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15248 Don't remove REG_RETVAL notes.
15249 * emit-rtl.c (try_split): Don't update libcall notes.
15250 (emit_copy_of_insn_after): Dito.
15251 * cselib.c (cselib_current_insn_in_libcall): Remove.
15252 (cselib_process_insn): Don't set/clear it.
15253 (new_elt_loc_list): Don't record it.
15254 (cselib_init): Don't initialize it.
15255 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15256 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15258 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15259 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15260 (init_deps): Don't initialize it.
15261 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15262 * combine.c (delete_noop_moves): Don't update libcall notes.
15263 (can_combine_p): Remove now pointless #if 0 block.
15264 (try_combine): Remove another obsolete #if 0 block.
15265 (distribute_notes): Don't distribute libcall notes.
15266 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15267 * dce.c (libcall_dead_p): Remove.
15268 (delete_unmarked_insns): Don't handle libcall blocks.
15269 (preserve_libcall_for_dce): Remove.
15270 (prescan_insns_for_dce): Don't special-case libcall block insns.
15271 * reload1 (reload): Don't handle libcall notes.
15272 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15275 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15277 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15278 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15279 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15281 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15283 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15284 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15285 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15287 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15289 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15291 2008-06-16 Ira Rosen <irar@il.ibm.com>
15293 PR tree-optimization/36493
15294 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15295 the arguments list. Use VECTYPE to create vector pointer.
15296 (vectorizable_store): Fail if accesses through a pointer to vectype
15297 do not alias the original memory reference operands.
15298 Call vect_create_data_ref_ptr without the removed argument.
15299 (vectorizable_load): Likewise.
15300 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15303 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15306 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15307 reg_equiv_constant.
15309 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15311 * config/mips/loongson2ef.md: New file.
15312 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15313 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15314 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15315 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15316 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15318 (loongson2ef.md): New include.
15319 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15320 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15321 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15322 (loongson_gt_<mode>, loongson_extract_halfword)
15323 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15324 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15325 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15326 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15327 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15328 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15329 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15330 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15331 (vec_interleave_low<mode>): Define type attribute.
15332 * config/mips/mips.c (mips_ls2): New static variable.
15333 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15334 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15335 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15336 Implement target scheduling hooks.
15337 (mips_multipass_dfa_lookahead): Update to handle tuning for
15339 (mips_sched_init): Initialize data for Loongson scheduling.
15340 (mips_ls2_variable_issue): New static function.
15341 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15343 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15344 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15345 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15346 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15347 Handle ST Loongson 2E/2F cores.
15348 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15350 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15352 * omp-low.c (extract_omp_for_data): Fix comment typo.
15355 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15357 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15358 FIXME note about gcc/config.guess.
15359 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15360 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15361 * doc/cppopts.texi: Likewise.
15362 * doc/extend.texi: Likewise.
15363 * doc/gcc.texi: Likewise.
15364 * doc/gccint.texi: Likewise.
15365 * doc/gcov.texi: Likewise.
15366 * doc/gty.texi: Likewise.
15367 * doc/hostconfig.texi: Likewise.
15368 * doc/install.texi: Likewise.
15369 * doc/invoke.texi: Likewise.
15370 * doc/loop.texi: Likewise.
15371 * doc/makefile.texi: Likewise.
15372 * doc/md.texi: Likewise.
15373 * doc/passes.texi: Likewise.
15374 * doc/tm.texi: Likewise.
15375 * doc/tree-ssa.texi: Likewise.
15376 * doc/trouble.texi: Likewise.
15378 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15379 Nathan Sidwell <nathan@codesourcery.com>
15380 Maxim Kuvyrkov <maxim@codesourcery.com>
15381 Richard Sandiford <rdsandiford@googlemail.com>
15383 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15384 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15385 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15387 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15388 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15389 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15391 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15392 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15393 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15394 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15395 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15396 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15397 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15398 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15399 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15400 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15401 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15402 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15403 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15404 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15405 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15406 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15407 (mips_builtins): Add Loongson builtins.
15408 (mips_loongson_2ef_bdesc): New.
15409 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15410 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15411 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15412 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15414 (mips_expand_vector_init): New.
15415 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15416 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15418 * config/mips/mips.md: Add unspec numbers for Loongson
15419 builtins. Include loongson.md.
15420 (MOVE64): Include Loongson vector modes.
15421 (SPLITF): Include Loongson vector modes.
15422 (HALFMODE): Handle Loongson vector modes.
15423 * config/mips/loongson.md: New.
15424 * config/mips/loongson.h: New.
15425 * config.gcc: Add loongson.h header for mips*-*-* targets.
15426 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15428 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15430 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15431 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15432 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15433 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15434 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15435 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15436 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15437 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15438 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15439 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15440 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15441 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15442 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15443 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15444 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15445 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15446 Remove use_fixproto=yes.
15447 (ia64*-*-hpux*): Remove comment about using fixproto.
15448 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15450 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15452 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15454 * configure: Regenerate.
15456 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15458 PR middle-end/36520
15459 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15460 before evaluating it.
15462 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15465 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15466 nested inline functions.
15467 (start_decl, start_function): Don't invert DECL_EXTERNAL
15468 for nested inline functions.
15470 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15472 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15473 splits that must be made for correctness.
15475 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15477 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15478 (AVAIL_NON_MIPS16): Likewise.
15479 (mips_builtin_description): Replace target_flags with a predicate.
15480 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15481 (dspr2_32): New availability predicates.
15482 (MIPS_BUILTIN): New macro.
15483 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15484 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15485 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15486 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15487 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15488 (mips_dsp_32only_bdesc): Merge into...
15489 (mips_builtins): ...this new array.
15490 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15491 (mips_init_builtins): Update after above changes.
15492 (mips_expand_builtin_1): Merge into...
15493 (mips_expand_builtin): ...here and update after above changes.
15495 2008-06-12 Paul Brook <paul@codesourcery.com>
15497 * longlong.h (__arm__): Define count_leading_zeros.
15498 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15499 (clzsi2, clzdi2): New functions.
15500 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15501 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15502 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15503 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15504 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15505 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15506 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15507 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15508 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15509 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15511 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15513 * config/m68k/m68k.c (m68k_tune_flags): New.
15514 (override_options): Compute m68k_tune_flags.
15515 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15516 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15518 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15520 PR middle-end/36506
15521 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15523 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15525 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15526 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15528 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15530 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15531 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15533 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15535 PR middle-end/36506
15536 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15539 2008-06-12 Richard Guenther <rguenther@suse.de>
15541 PR tree-optimization/36345
15542 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15543 add memory_tag_needed flag.
15544 (may_alias_p): Declare.
15545 * tree-ssa-alias.c (may_alias_p): Export.
15546 (set_initial_properties): Use memory_tag_needed flag.
15547 (update_reference_counts): Likewise.
15548 (reset_alias_info): Reset memory_tag_needed flag.
15549 (create_name_tags): Check memory_tag_needed flag.
15550 (dump_points_to_info_for): Dump it.
15551 * tree-ssa-structalias.c (struct variable_info): Remove
15552 directly_dereferenced flag.
15553 (new_var_info): Do not initialize it.
15554 (process_constraint_1): Do not set it.
15555 (update_alias_info): Set is_dereferenced flag.
15556 (set_uids_in_ptset): Use may_alias_p.
15557 (set_used_smts): Check memory_tag_needed flag.
15558 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15559 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15560 memory_tag_needed flag.
15561 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15562 from broken design.
15564 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15566 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15567 red zone for w64 abi.
15568 (ix86_expand_prologue): Likewise.
15569 (ix86_force_to_memory): Likewise.
15570 (ix86_free_from_memory): Likewise.
15572 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15575 * config/rs6000/rs6000.c (rs6000_override_options): Set
15576 rs6000_isel conditionally to the absence of comand line override.
15577 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15578 Remove duplicate rs6000_isel setting.
15579 * config/rs6000/eabispe.h: Ditto.
15581 2008-06-11 Richard Guenther <rguenther@suse.de>
15583 * alias.c (get_alias_set): Use the element alias-set for arrays.
15584 (record_component_aliases): For arrays and vectors do nothing.
15585 * c-common.c (strict_aliasing_warning): Handle the cases
15586 of alias set zero explicitly.
15587 * Makefile.in (dfp.o-warn): Add -Wno-error.
15589 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15591 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15593 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15594 tune_32 tune_64 to supported_defaults. Allow values not
15595 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15596 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15597 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15598 with_cpu_64 to generic for 64-bit-supporting configurations, not
15599 with_cpu. Remove FIXMEs.
15600 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15601 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15602 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15603 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15604 arch_32 and arch_64.
15606 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15607 Olivier Hainque <hainque@adacore.com>
15609 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15610 Use DECL_SIZE_UNIT to retrieve the size of the field.
15612 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15614 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15615 with function calls after declarations. Lay out
15616 neon_float_type_node before further use.
15618 2008-06-11 Richard Guenther <rguenther@suse.de>
15620 * tree-flow.h (may_point_to_global_var): Declare.
15621 * tree-ssa-alias.c (may_point_to_global_var): New function.
15622 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15624 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15626 * configure.ac: Teach that fido supports .debug_line.
15627 * configure: Regenerate.
15629 2008-06-10 Tom Tromey <tromey@redhat.com>
15631 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15634 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15636 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15637 (encode_decimal64, decode_decimal64, encode_decimal128,
15638 decode_decimal128): Reverse order of 32-bit parts of value if host
15639 and target endianness differ.
15641 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15643 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15644 Avoid division by 0.
15645 (tree_mod_pow2_value_transform): Likewise.
15646 (tree_ic_transform): Likewise.
15647 (tree_stringops_transform): Likewise.
15648 (tree_mod_subtract_transform): Likewise.
15649 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15650 (copy_edges_for_bb): Likewise.
15651 (initialize_cfun): Likewise.
15653 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15655 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15656 nonmemory_operand. Add "N" operand constraint.
15658 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15659 (*jcc_btsi_mask): Ditto.
15660 (*jcc_btsi_mask_1): Ditto.
15662 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15664 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15665 TYPE_CANONICAL for copied element type.
15667 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15670 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15671 Add m_CORE2 and m_GENERIC.
15672 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15673 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15675 (*jcc_btdi_rex64): New instruction and split pattern.
15676 (*jcc_btsi): Ditto.
15677 (*jcc_btsi_1): Ditto.
15678 (*btsq): Fix Intel asm dialect operand order.
15682 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15684 PR middle-end/36447
15685 * simplify-rtx.c (simplify_subreg): Add check for shift count
15688 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15690 * doc/md.texi: Synchronize with later constraints.md change.
15691 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15692 with a C implementation.
15693 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15695 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15696 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15697 when moving to and from MD_REGNUM.
15698 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15699 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15700 Handle byte and halfword moves.
15701 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15703 * config/mips/constraints.md (h): Turn into NO_REGS.
15704 (l, x): Update documentation.
15705 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15706 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15707 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15708 (HILO): New mode iterator.
15710 (any_div): New code iterator.
15711 (u): Extend code attribute to div and udiv.
15712 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15713 d_operand in the splitters. Remove redundant CONST_INT checks.
15714 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15715 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15716 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15717 accordingly, using normal moves instead of unspecs to move LO into
15718 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15719 (<u>mulsidi3): Handle expansion in C code.
15720 (<u>mulsidi3_32bit_internal): Rename to...
15721 (<u>mulsidi3_32bit): ...this.
15722 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15723 (*<u>mulsidi3_64bit): Rename to...
15724 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15725 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15726 to set LO and HI to the multiplication result. Use a normal move
15727 for MFLO and an unspec for MFHI.
15728 (*<u>mulsidi3_64bit_parts): Replace with...
15729 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15730 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15731 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15732 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15733 instead of HI. Split the instruction into a separate multiplication
15734 and MFHI if !TARGET_FIX_R4000.
15735 (<su>muldi3_highpart): Likewise.
15736 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15737 and the "=h" clobber.
15738 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15739 (<u>mulditi3): New expander.
15740 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15741 (madsi): Remove "=h" clobber.
15742 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15743 Force the modulus result to be a GPR and split the instruction into
15744 a division followed by an MFHI after reload.
15745 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15746 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15747 the MIPS16 HIGH define_split.
15748 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15749 of acc<->gpr moves to "multi".
15750 (*movdi_64bit): Replace the single "x" alternative with
15751 alternatives for moving into and out of "a".
15752 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15753 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15754 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15755 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15756 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15757 (movti): New expander.
15758 (*movti, *movti_mips16): New insns.
15759 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15760 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15761 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15762 * config/mips/predicates.md (fpr_operand): Delete.
15763 (d_operand): New predicate.
15765 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15767 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15768 failure on some Bourne shells.
15769 (x86_64-*-*): Ditto.
15771 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15773 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15775 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15777 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15778 (sparc-sun-solaris2*): Likewise.
15780 2008-06-09 Arnaud Charlet <charlet@adacore.com
15782 * doc/install.texi: Update requirements to build the Ada compiler.
15784 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15786 * df-scan.c (struct df_scan_problem_data): Remove the
15787 mw_link_pool alloc pool.
15788 (df_scan_free_internal): Don't free it.
15789 (df_scan_alloc): Don't allocate it.
15790 * df.h (struct df_link): Update comment.
15792 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15794 * except.h: Correct checks for when SJLJ exceptions must be used.
15796 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15798 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15801 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15803 PR tree-optimization/36218
15804 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15805 configure for the build system.
15806 (BUILD_LDFLAGS): Define.
15807 * configure: Regenerate.
15808 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15810 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15813 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15814 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15815 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15817 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15819 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15821 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15823 * config.gcc (Obsolete configurations): Remove list of
15825 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15826 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15827 targets matched by those patterns.
15828 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15829 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15830 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15831 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15832 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15833 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15834 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15835 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15836 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15837 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15838 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15839 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15840 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15841 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15842 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15843 Make code for Solaris 7 and greater unconditional for Solaris.
15844 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15845 Remove --with-* handling.
15846 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15847 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15848 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15849 LINK_OS_WINDISS_SPEC): Remove.
15850 * config/rs6000/sysv4.opt (mwindiss): Remove.
15851 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15852 * configure: Regenerate.
15853 * doc/cpp.texi: Don't mention BeOS.
15854 * doc/extend.texi (interrupt): Don't mention MS1.
15855 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15856 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15857 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15858 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15859 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15861 * doc/invoke.texi (MT Options): Remove.
15862 (-mwindiss): Remove.
15863 (CRIS Options): Remove cris-axis-aout references.
15864 (HPPA Options): Don't mention hppa1.1-*-pro.
15865 * doc/md.texi: (MorphoTech family): Remove.
15866 * libgcc2.c: Don't handle UWIN.
15867 * config/alpha/t-unicosmk: Remove.
15868 * config/alpha/unicosmk.h: Remove.
15869 * config/arm/kaos-arm.h: Remove.
15870 * config/arm/kaos-strongarm.h: Remove.
15871 * config/arm/strongarm-coff.h: Remove.
15872 * config/arm/strongarm-elf.h: Remove.
15873 * config/arm/strongarm-pe.h: Remove.
15874 * config/arm/t-strongarm-pe: Remove.
15875 * config/arm/t-xscale-coff: Remove.
15876 * config/arm/t-xscale-elf: Remove.
15877 * config/arm/xscale-coff.h: Remove.
15878 * config/arm/xscale-elf.h: Remove.
15879 * config/chorus.h: Remove.
15880 * config/cris/aout.h: Remove.
15881 * config/cris/aout.opt: Remove.
15882 * config/cris/t-aout: Remove.
15883 * config/i386/beos-elf.h: Remove.
15884 * config/i386/kaos-i386.h: Remove.
15885 * config/i386/ptx4-i.h: Remove.
15886 * config/i386/sco5.h: Remove.
15887 * config/i386/sco5.opt: Remove.
15888 * config/i386/sysv4-cpp.h: Remove.
15889 * config/i386/sysv5.h: Remove.
15890 * config/i386/t-beos: Remove.
15891 * config/i386/t-sco5: Remove.
15892 * config/i386/t-uwin: Remove.
15893 * config/i386/uwin.asm: Remove.
15894 * config/i386/uwin.h: Remove.
15895 * config/kaos.h: Remove.
15896 * config/mips/windiss.h: Remove.
15897 * config/mt: Remove directory.
15898 * config/pa/pa-osf.h: Remove.
15899 * config/pa/pa-pro-end.h: Remove.
15900 * config/pa/t-pro: Remove.
15901 * config/ptx4.h: Remove.
15902 * config/rs6000/beos.h: Remove.
15903 * config/rs6000/kaos-ppc.h: Remove.
15904 * config/rs6000/t-beos: Remove.
15905 * config/rs6000/windiss.h: Remove.
15906 * config/sh/kaos-sh.h: Remove.
15907 * config/sol2-6.h: Remove.
15908 * config/sparc/sol26-sld.h: Remove.
15909 * config/sparc/sysv4-only.h: Remove.
15910 * config/vax/bsd.h: Remove.
15911 * config/vax/t-memfuncs: Remove.
15912 * config/vax/ultrix.h: Remove.
15913 * config/vax/vaxv.h: Remove.
15914 * config/windiss.h: Remove.
15916 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15918 PR rtl-optimization/36438
15919 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15920 for vector shifts with constant scalar shift operands.
15922 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15924 * doc/invoke.texi: Document -march=xlr.
15925 * config/mips/xlr.md: New file.
15926 * config/mips/mips.md: Include it.
15928 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15929 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15930 (mips_rtx_cost_data): Likewise.
15932 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15934 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15935 PRE_INC and PRE_DEC cases.
15937 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15939 PR rtl-optimization/36419
15940 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15941 the emitting jump insn.
15944 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15945 is not bool, boolify the whole *expr_p and convert to the desired type.
15947 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15949 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15950 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15951 Add omp_private_outer_ref hook, add another argument to
15952 omp_clause_default_ctor hook.
15953 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15954 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15955 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15956 hook_tree_tree_tree_tree_null.
15957 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15958 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15959 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15960 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15961 * tree.def (OMP_TASK): New tree code.
15962 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15963 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15964 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15965 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15966 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15967 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15968 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15969 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15970 (OMP_DIRECTIVE_P): Add OMP_TASK.
15971 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15972 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15973 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15974 and OMP_CLAUSE_UNTIED entries.
15975 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15977 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15978 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15979 * tree-pretty-print.c (dump_omp_clause): Handle
15980 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15981 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15982 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15983 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15984 warning about unsigned iterators. Change decl/init/cond/incr
15985 arguments to TREE_VECs, check arguments for all collapsed loops.
15986 (c_finish_omp_taskwait): New function.
15987 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15989 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15990 default_function_array_conversion on init. Add par_clauses argument.
15991 If decl is present in parallel's lastprivate clause, change it to
15992 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15993 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15994 collapse count in clauses.
15995 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15996 c_parser_omp_for_loop callers.
15997 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15998 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15999 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16000 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16002 (c_parser_omp_clause_schedule): Handle schedule(auto).
16003 Include correct location in the error message.
16004 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16005 and PRAGMA_OMP_CLAUSE_UNTIED.
16006 (OMP_TASK_CLAUSE_MASK): Define.
16007 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16008 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16009 * tree-nested.c (convert_nonlocal_omp_clauses,
16010 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16011 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16012 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16013 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16015 (conver_nonlocal_reference, convert_local_reference,
16016 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16017 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16018 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16019 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16020 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16021 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16022 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16023 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16024 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16026 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16027 * c-common.h (c_finish_omp_taskwait): New prototype.
16028 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16029 * tree-parloops.c (create_parallel_loop): Create 1 entry
16030 vectors for OMP_FOR_{INIT,COND,INCR}.
16031 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16032 (make_edges): Handle OMP_TASK.
16033 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16034 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16035 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16036 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16037 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16038 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16039 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16040 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16041 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16042 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16043 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16044 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16045 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16046 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16047 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16048 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16049 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16050 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16051 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16052 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16053 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16054 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16055 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16056 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16057 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16058 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16059 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16060 original iterator is present in lastprivate clause or if
16061 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16062 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16063 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16064 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16065 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16066 if it is set, lookup var in outer contexts too. Handle
16067 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16068 to be implicitly determined firstprivate for task regions.
16069 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16070 if it is set, lookup var in outer contexts too. Set
16071 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16072 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16073 OMP_CLAUSE_UNTIED. Take region_type as last argument
16074 instead of in_parallel and in_combined_parallel.
16075 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16077 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16078 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16079 (new_omp_context): Set default_kind to
16080 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16081 (omp_region_type): New enum.
16082 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16083 fields, add region_type.
16084 (new_omp_context): Take region_type as argument instead of is_parallel
16085 and is_combined_parallel.
16086 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16087 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16088 ctx->is_combined_parallel checks.
16089 (gimplify_omp_task): New function.
16090 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16092 * omp-low.c (extract_omp_for_data): Use schedule(static)
16093 for schedule(auto). Handle pointer and unsigned iterators.
16094 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16095 Add loops argument. Extract data for collapsed OMP_FOR loops.
16096 (expand_parallel_call): Assert sched_kind isn't auto,
16097 map runtime schedule to index 3.
16098 (struct omp_for_data_loop): New type.
16099 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16100 Add loop, loops, collapse and iter_type fields.
16101 (workshare_safe_to_combine_p): Disallow combined for if
16102 iter_type is unsigned long long. Don't combine collapse > 1 loops
16103 unless all bounds and steps are constant. Adjust extract_omp_for_data
16105 (expand_omp_for_generic): Handle pointer, unsigned and long long
16106 iterators. Handle collapsed OMP_FOR loops. Adjust
16107 for struct omp_for_data changes. If libgomp function doesn't return
16108 boolean_type_node, add comparison of the return value with 0.
16109 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16110 pointer, unsigned and long long iterators. Adjust for struct
16111 omp_for_data changes.
16112 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16113 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16114 unsigned long long. Allocate loops array, pass it to
16115 extract_omp_for_data. For collapse > 1 loops use always
16116 expand_omp_for_generic.
16117 (omp_context): Add sfield_map and srecord_type fields.
16118 (is_task_ctx, lookup_sfield): New functions.
16119 (use_pointer_for_field): Use is_task_ctx helper. Change first
16120 argument's type from const_tree to tree. Clarify comment.
16121 In OMP_TASK disallow copy-in/out sharing.
16122 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16123 (install_var_field): Add mask argument. Populate both record_type
16124 and srecord_type if needed.
16125 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16127 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16128 and DECL_FIELD_OFFSET.
16129 (scan_sharing_clauses): Adjust install_var_field callers. For
16130 firstprivate clauses on explicit tasks allocate the var by value in
16131 record_type unconditionally, rather than by reference.
16132 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16133 Use is_taskreg_ctx instead of is_parallel_ctx.
16134 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16135 (create_omp_child_function_name): Add task_copy argument, use
16136 *_omp_cpyfn* names if it is true.
16137 (create_omp_child_function): Add task_copy argument, if true create
16138 *_omp_cpyfn* helper function.
16139 (scan_omp_parallel): Adjust create_omp_child_function callers.
16140 Rename parallel_nesting_level to taskreg_nesting_level.
16141 (scan_omp_task): New function.
16142 (lower_rec_input_clauses): Don't run constructors for firstprivate
16143 explicit task vars which are initialized by *_omp_cpyfn*.
16144 Pass outer var ref to omp_clause_default_ctor hook if
16145 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16146 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16147 OMP_CLAUSE_REDUCTION_INIT.
16148 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16149 avoid duplicate setting of fields. Handle
16150 OMP_CLAUSE_PRIVATE_OUTER_REF.
16151 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16152 copy-out if TREE_READONLY, only copy-in.
16153 (expand_task_copyfn): New function.
16154 (expand_task_call): New function.
16155 (struct omp_taskcopy_context): New type.
16156 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16158 (lower_omp_parallel): Rename to...
16159 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16160 Call create_task_copyfn if srecord_type is needed. Adjust
16162 (task_shared_vars): New variable.
16163 (check_omp_nesting_restrictions): Warn if work-sharing,
16164 barrier, master or ordered region is closely nested inside OMP_TASK.
16165 Add warnings for barrier if closely nested inside of work-sharing,
16166 ordered, or master region.
16167 (scan_omp_1): Call check_omp_nesting_restrictions even for
16168 GOMP_barrier calls. Rename parallel_nesting_level to
16169 taskreg_nesting_level. Handle OMP_TASK.
16170 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16171 work-sharing construct, continue looking for them on parent parallel
16173 (lower_omp_for_lastprivate): Add lastprivate clauses
16174 to the beginning of dlist rather than end. Adjust for struct
16175 omp_for_data changes.
16176 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16177 not after it. Handle collapsed OMP_FOR loops, adjust for
16178 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16179 (get_ws_args_for): Adjust extract_omp_for_data caller.
16180 (scan_omp_for): Handle collapsed OMP_FOR
16181 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16182 (lower_omp_single_simple): If libgomp function doesn't return
16183 boolean_type_node, add comparison of the return value with 0.
16184 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16185 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16186 (parallel_nesting_level): Rename to...
16187 (taskreg_nesting_level): ... this.
16188 (is_taskreg_ctx): New function.
16189 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16190 of is_parallel_ctx.
16191 (execute_lower_omp): Rename parallel_nesting_level to
16192 taskreg_nesting_level.
16193 (expand_omp_parallel): Rename to...
16194 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16195 Call omp_task_call for OMP_TASK regions.
16196 (expand_omp): Adjust caller, handle OMP_TASK.
16197 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16199 * bitmap.c (bitmap_default_obstack_depth): New variable.
16200 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16201 if argument is NULL and bitmap_default_obstack is already initialized.
16202 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16204 * matrix-reorg.c (matrix_reorg): Likewise.
16206 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16208 * config/i386/i386.md (*indirect_jump): Macroize using P
16209 mode iterator. Remove !TARGET_64BIT from insn constraints.
16210 (*tablejump_1): Ditto.
16211 (*indirect_jump_rex64): Remove insn pattern.
16212 (*tablejump_1_rex64): Ditto.
16213 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16214 and eh_return_si insn patterns.
16216 2008-06-06 Richard Guenther <rguenther@suse.de>
16218 * tree-ssa-structalias.c (merge_smts_into): Remove.
16219 (find_what_p_points_to): Do not bother to compute the
16220 points-to set for pt_anything pointers.
16221 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16222 for pt_anything pointers is ok.
16224 2008-06-06 Jan Hubicka <jh@suse.cz>
16226 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16228 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16230 * cgraph.c: Fix typos in comments.
16231 (cgraph_availability_names): Fix string typo.
16232 * fold-const.c: Fix typos in comments.
16233 (fold_binary): Fix typo in warning.
16234 * genautomata.c: Fix typos in comments.
16235 (check_presence_pattern_sets): Fix typo in local variable.
16236 (output_description): Fix typo in output.
16237 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16238 * hwint.h: Likewise.
16239 * matrix-reorg.c (check_allocation_function): Likewise.
16240 * omega.c (smooth_weird_equations): Likewise.
16241 * auto-inc-dec.c: Fix typos in comments.
16242 * bb-reorder.c: Likewise.
16243 * builtins.c: Likewise.
16244 * c-common.c: Likewise.
16245 * c-cppbuiltin.c: Likewise.
16246 * c-parser.c: Likewise.
16247 * c-pretty-print.c: Likewise.
16248 * cfgcleanup.c: Likewise.
16249 * cfgexpand.c: Likewise.
16250 * cfghooks.c: Likewise.
16251 * cfglayout.c: Likewise.
16252 * cfgloopmanip.c: Likewise.
16253 * cgraphunit.c: Likewise.
16254 * coverage.c: Likewise.
16255 * dbxout.c: Likewise.
16256 * df-byte-scan.c: Likewise.
16257 * df-core.c: Likewise.
16258 * df-problems.c: Likewise.
16259 * df-scan.c: Likewise.
16261 * dominance.c: Likewise.
16262 * domwalk.c: Likewise.
16264 * dwarf2out.c: Likewise.
16265 * emit-rtl.c: Likewise.
16266 * et-forest.c: Likewise.
16267 * function.c: Likewise.
16268 * function.h: Likewise.
16270 * gcov-io.c: Likewise.
16271 * gcov.c: Likewise.
16272 * gcse.c: Likewise.
16273 * genattrtab.c: Likewise.
16274 * ggc-page.c: Likewise.
16275 * gimplify.c: Likewise.
16276 * gthr-lynx.h: Likewise.
16277 * haifa-sched.c: Likewise.
16278 * ipa-cp.c: Likewise.
16279 * ipa-inline.c: Likewise.
16280 * ipa-prop.h: Likewise.
16281 * ipa-pure-const.c: Likewise.
16282 * ipa-struct-reorg.c: Likewise.
16283 * ipa-struct-reorg.h: Likewise.
16284 * ipa-type-escape.c: Likewise.
16286 * loop-doloop.c: Likewise.
16287 * mips-tfile.c: Likewise.
16288 * mkmap-flat.awk: Likewise.
16289 * mkmap-symver.awk: Likewise.
16290 * modulo-sched.c: Likewise.
16291 * omp-low.c: Likewise.
16292 * optabs.c: Likewise.
16293 * optabs.h: Likewise.
16294 * opts.c: Likewise.
16295 * passes.c: Likewise.
16296 * postreload-gcse.c: Likewise.
16297 * postreload.c: Likewise.
16298 * predict.c: Likewise.
16299 * pretty-print.h: Likewise.
16300 * profile.c: Likewise.
16301 * protoize.c: Likewise.
16302 * ra-conflict.c: Likewise.
16303 * real.c: Likewise.
16304 * recog.c: Likewise.
16305 * regclass.c: Likewise.
16306 * regs.h: Likewise.
16307 * reload.c: Likewise.
16308 * rtl-error.c: Likewise.
16309 * rtlanal.c: Likewise.
16310 * scan.h: Likewise.
16311 * sched-rgn.c: Likewise.
16313 * stmt.c: Likewise.
16314 * target.h: Likewise.
16315 * tree-dfa.c: Likewise.
16316 * tree-eh.c: Likewise.
16317 * tree-flow-inline.h: Likewise.
16318 * tree-inline.c: Likewise.
16319 * tree-into-ssa.c: Likewise.
16320 * tree-loop-distribution.c: Likewise.
16321 * tree-nested.c: Likewise.
16322 * tree-parloops.c: Likewise.
16323 * tree-pass.h: Likewise.
16324 * tree-pretty-print.c: Likewise.
16325 * tree-profile.c: Likewise.
16326 * tree-scalar-evolution.c: Likewise.
16327 * tree-sra.c: Likewise.
16328 * tree-ssa-alias-warnings.c: Likewise.
16329 * tree-ssa-ccp.c: Likewise.
16330 * tree-ssa-coalesce.c: Likewise.
16331 * tree-ssa-dom.c: Likewise.
16332 * tree-ssa-dse.c: Likewise.
16333 * tree-ssa-forwprop.c: Likewise.
16334 * tree-ssa-live.c: Likewise.
16335 * tree-ssa-live.h: Likewise.
16336 * tree-ssa-loop-im.c: Likewise.
16337 * tree-ssa-loop-ivopts.c: Likewise.
16338 * tree-ssa-loop-niter.c: Likewise.
16339 * tree-ssa-loop-prefetch.c: Likewise.
16340 * tree-ssa-phiopt.c: Likewise.
16341 * tree-ssa-phiprop.c: Likewise.
16342 * tree-ssa-sccvn.c: Likewise.
16343 * tree-ssa-ter.c: Likewise.
16344 * tree-ssa-threadupdate.c: Likewise.
16345 * tree-ssa.c: Likewise.
16346 * tree-vect-analyze.c: Likewise.
16347 * tree-vect-transform.c: Likewise.
16348 * tree-vectorizer.c: Likewise.
16349 * tree-vn.c: Likewise.
16350 * tree-vrp.c: Likewise.
16351 * tree.c: Likewise.
16352 * tree.def: Likewise.
16353 * tree.h: Likewise.
16354 * unwind-dw2-fde.c: Likewise.
16355 * unwind.inc: Likewise.
16356 * value-prof.c: Likewise.
16357 * vmsdbgout.c: Likewise.
16359 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16361 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16362 always place FP constants in the TOC for TARGET_POWERPC64.
16363 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16365 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16367 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16368 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16369 enable for TARGET_E500_DOUBLE.
16370 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16371 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16372 floating-point modes like integer modes for E500 double.
16373 (rs6000_legitimate_offset_address_p): Likewise.
16374 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16375 addressing for DDmode for E500 double.
16376 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16377 modes as using 64-bits of registers for E500 double.
16378 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16379 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16380 specially for E500 double.
16381 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16382 TDmode for E500 double.
16383 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16384 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16385 (rs6000_split_multireg_move): Do not handle TDmode specially for
16387 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16388 using 64-bit registers for E500 double.
16389 (emit_frame_save): Do not handle DDmode specially for E500 double.
16390 (gen_frame_mem_offset): Likewise.
16391 (rs6000_function_value): Do not call spe_build_register_parallel
16392 for DDmode or TDmode.
16393 (rs6000_libcall_value): Likewise.
16394 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16395 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16398 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16400 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16403 2008-06-04 Junjie Gu <jgu@tensilica.com>
16405 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16406 comparison for frame pointers.
16408 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16411 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16413 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16416 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16417 register is already smaller or equal to required mode.
16419 2008-06-04 Xinliang David Li <davidxl@google.com>
16421 * tree-call-cdce.c: New file.
16422 (cond_dead_built_in_calls): New static variable.
16423 (input_domain): New struct.
16424 (check_pow): New function.
16425 (check_builtin_call): Ditto.
16426 (check_target_format): Ditto.
16427 (is_call_dce_candidate): Ditto.
16428 (gen_one_condition): Ditto.
16429 (gen_conditions_for_domain): Ditto.
16430 (get_domain): Ditto.
16431 (gen_conditions_for_pow_cst_base): Ditto.
16432 (gen_conditions_for_pow_int_base): Ditto.
16433 (gen_conditions_for_pow): Ditto.
16434 (get_no_error_domain): Ditto.
16435 (gen_shrink_wrap_conditions): Ditto.
16436 (shrink_wrap_one_built_in_call): Ditto.
16437 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16438 (tree_call_cdce): Ditto.
16439 (gate_call_cdce): Ditto.
16440 (pass_call_cdce): New gimple pass.
16441 * passes.c: (init_optimization_passes): New pass.
16442 * tree-pass.h: New pass declaration.
16443 * opts.c (decode_options): New flag setting.
16444 * common.opt: Add -ftree-builtin-call-dce flag.
16445 * Makefile.in: Add new source file.
16446 * tempvar.def: New tv_id.
16447 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16449 2008-06-04 Richard Guenther <rguenther@suse.de>
16451 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16452 (is_call_clobbered): Always check var_ann->call_clobbered.
16453 (mark_call_clobbered): Always set var_ann->call_clobbered.
16454 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16455 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16456 (reset_alias_info): Clear call clobbering info on MTAGs and
16458 (set_pt_anything): Set pt_global_mem.
16459 (create_tag_raw): Adjust comment.
16460 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16462 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16463 Maxim Kuvyrkov <maxim@codesourcery.com>
16465 * config/m68k/m68k.opt (mxgot): New option.
16466 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16467 (m68k_output_addr_const_extra): New.
16468 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16469 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16470 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16471 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16473 2008-06-04 Richard Guenther <rguenther@suse.de>
16475 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16476 negative or non-representable offsets.
16478 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16480 * config/i386/i386.c (ix86_gen_leave): New.
16481 (ix86_gen_pop1): Likewise.
16482 (ix86_gen_add3): Likewise.
16483 (ix86_gen_sub3): Likewise.
16484 (ix86_gen_sub3_carry): Likewise.
16485 (ix86_gen_one_cmpl2): Likewise.
16486 (ix86_gen_monitor): Likewise.
16487 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16488 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16489 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16490 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16491 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16492 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16493 (ix86_expand_epilogue): Updated.
16494 (print_operand): Handle integer register operand for 'z'.
16495 (ix86_expand_strlensi_unroll_1): Likewise.
16496 (ix86_expand_strlen): Likewise.
16497 (ix86_expand_builtin): Likewise.
16498 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16499 mov{q}/mov{l} and add{q}/add{l}.
16501 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16503 * config/i386/i386.md (P): New mode iterator.
16504 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16505 using P mode iterator.
16506 (DFmode push_operand splitter): Ditto.
16507 (XFmode push_operand splitter): Ditto.
16508 (DFmode float_extend SFmode push_operand splitter): Ditto.
16509 (XFmode float_extend SFmode push_operand splitter): Do not generate
16510 SImode pushes for 64bit target. Macroize Dimode and SImode
16511 pushes using P mode iterator.
16512 (XFmode float_extend DFmode push_operand splitter): Ditto.
16514 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16516 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16517 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16518 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16519 return type to int.
16520 (ix86_call_abi_override): Remove check for call_used_regs.
16522 2008-06-03 Richard Guenther <rguenther@suse.de>
16524 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16525 for the lhs of calls if the return type contains pointers.
16527 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16529 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16530 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16531 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16532 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16533 of cfun and DEFAULT_ABI to deceide abi mode.
16534 (DEFAULT_ABI): New.
16535 (REG_PARM_STACK_SPACE): Removed.
16536 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16537 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16538 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16539 (ix86_function_abi): Likewise.
16540 (ix86_function_type_abi): Likewise.
16541 (ix86_call_abi_override): Likewise.
16542 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16543 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16544 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16545 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16547 (X86_64_REGPARM_MAX): New.
16548 (X86_64_SSE_REGPARM_MAX): New.
16549 (X64_REGPARM_MAX): New.
16550 (X64_SSE_REGPARM_MAX): New.
16551 (X86_32_REGPARM_MAX): New.
16552 (X86_32_SSE_REGPARM_MAX): New.
16553 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16554 (ix86_function_regparm): Handle user calling abi.
16555 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16556 by DEFAULT_ABI versus SYSV_ABI check.
16557 (ix86_reg_parm_stack_space): New.
16558 (ix86_function_type_abi): New.
16559 (ix86_call_abi_override): New.
16560 (ix86_function_abi): New.
16561 (ix86_cfun_abi): New.
16562 (init_cumulative_args): Call abi specific initialization.
16563 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16564 (function_arg_64): Extend SSE_REGPARM_MAX check.
16565 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16566 (ix86_pass_by_reference): Likewise.
16567 (ix86_function_value_regno_p): Likewise.
16568 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16569 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16570 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16571 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16572 (setup_incoming_varargs_64): Adjust regparm for call abi.
16573 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16574 (ix86_va_start): Likewise.
16575 (ix86_gimplify_va_arg): Likewise.
16576 (ix86_expand_prologue): Likewise.
16577 (output_pic_addr_const): Likewise.
16578 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16579 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16580 (x86_output_mi_thunk): Likewise.
16581 (x86_function_profiler): Likewise.
16582 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16583 (SYSV_ABI, MS_ABI): New constants.
16584 (DEFAULT_ABI): New.
16585 (init_regs): Add prototype of function in regclass.c file.
16586 (OVERRIDE_ABI_FORMAT): New.
16587 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16588 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16589 (OUTGOING_REG_PARM_STACK_SPACE): New.
16590 (ix86_reg_parm_stack_space): New prototype.
16591 (CUMULATIVE_ARGS): Add call_abi member.
16592 (machine_function): Add call_abi member.
16593 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16594 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16596 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16599 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16600 (avr_builtin_setjmp_frame_value): New function.
16601 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16602 (nonlocal_goto): Define.
16604 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16606 * config/mips/mips.c (mips_emit_loadgp): Return early if
16607 there is nothing do to, otherwise emit a blockage if
16608 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16609 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16611 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16613 * configure.ac: Drop unneeded backslash ending up in config.in.
16614 * acinclude.m4: Likewise.
16615 * config.in: Regenerate.
16617 2008-05-26 Jan Hubicka <jh@suse.cz>
16619 * predict.c (maybe_hot_frequency_p): Break out of...
16620 (maybe_hot_bb_p): ... here.
16621 (maybe_hot_edge_p): New.
16622 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16623 * basic-block.h (maybe_hot_edge_p): Declare.
16625 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16627 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16628 (*cmpfp_<mode>_cc): Ditto.
16629 (*fp_jcc_8<mode>_387): Ditto.
16630 (*fop_<MODEF:mode>_2_i387): Ditto.
16631 (*fop_<MODEF:mode>_3_i387): Ditto.
16632 (*fop_xf_2_i387): Ditto.
16633 (*fop_xf_3_i387): Ditto.
16635 2008-06-02 Tomas Bily <tbily@suse.cz>
16637 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16639 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16641 * config/mips/mips.c (mips_valid_offset_p): New function.
16642 (mips_valid_lo_sum_p): Likewise.
16643 (mips_classify_address): Use them.
16644 (mips_force_address): New function.
16645 (mips_legitimize_address): Use it.
16646 * config/mips/mips.md (MOVE128): New mode iterator.
16647 (movtf): Require TARGET_64BIT. Remove empty strings.
16648 (*movtf_internal): Rename to...
16649 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16650 of "R" and use {,fp}{load,store} attributes instead of "multi".
16651 Use a separate define_split.
16652 (*movtf_mips16): New pattern.
16654 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16656 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16657 * config/mips/mips.c (mips_expand_before_return): New function.
16658 (mips_expand_epilogue): Call it.
16659 * config/mips/mips.md (return): Turn into a define_expand.
16660 (*return): New insn.
16662 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16664 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16665 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16666 functions. Do not emit uses and clobbers of CONCATs; individually
16667 use and clobber their operands.
16668 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16669 gen_clobber, emit_use and gen_use.
16670 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16671 (expand_builtin_return): Likewise.
16672 * cfgbuild.c (count_basic_blocks): Likewise.
16673 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16674 * explow.c (emit_stack_restore): Likewise.
16675 * expmed.c (extract_bit_field_1): Likewise.
16676 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16677 (emit_move_multi_word, store_constructor): Likewise.
16678 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16679 (thread_prologue_and_epilogue_insns): Likewise.
16680 * lower-subreg.c (resolve_simple_move): Likewise.
16681 * optabs.c (widen_operand, expand_binop): Likewise.
16682 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16683 * reload.c (find_reloads): Likewise.
16684 * reload1.c (eliminate_regs_in_insn): Likewise.
16685 * stmt.c (expand_nl_goto_receiver): Likewise.
16686 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16687 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16688 * config/arm/arm.c (arm_load_pic_register): Likewise.
16689 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16690 * config/arm/arm.md (untyped_return): Likewise.
16691 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16692 * config/avr/avr.c (expand_prologue): Likewise.
16693 * config/bfin/bfin.c (do_unlink): Likewise.
16694 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16695 * config/cris/cris.c (cris_expand_prologue): Likewise.
16696 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16697 (machopic_legitimize_pic_address): Likewise.
16698 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16699 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16700 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16701 (ix86_expand_convert_uns_didf_sse): Likewise.
16702 (ix86_expand_vector_init_general): Likewise.
16703 * config/ia64/ia64.md (eh_epilogue): Likewise.
16704 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16705 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16706 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16707 (config/iq2000/iq2000.c): Likewise.
16708 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16709 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16710 (builtin_longjmp): Likewise.
16711 * config/mn10300/mn10300.md (call, call_value): Likewise.
16712 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16713 * config/pdp11/pdp11.md (abshi2): Likewise.
16714 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16715 * config/s390/s390.c (s390_emit_prologue): Likewise.
16716 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16717 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16718 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16719 * config/sh/sh.c (prepare_move_operands): Likewise.
16720 (output_stack_adjust, sh_expand_epilogue): Likewise.
16721 (sh_set_return_address, sh_expand_t_scc): Likewise.
16722 * config/sparc/sparc.c (load_pic_register): Likewise.
16723 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16724 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16725 * config/v850/v850.c (expand_epilogue): Likewise.
16727 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16729 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16730 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16731 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16732 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16733 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16734 stack pointer register.
16735 (output_movhi): Remove code for interrupt specific writing to the
16736 stack pointer register.
16738 2008-05-31 Richard Guenther <rguenther@suse.de>
16740 PR tree-optimization/34244
16741 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16742 (tree_expr_nonzero_warnv_p): Likewise.
16743 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16744 ssa_name_nonnegative_p.
16745 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16746 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16747 not tree_expr_nonzero_warnv_p.
16749 PR tree-optimization/36262
16751 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16753 PR tree-optimization/34244
16754 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16755 (record_numbers_of_iterations): New function.
16756 (execute_vrp): Cache the numbers of iterations of loops.
16757 * tree-scalar-evolution.c (scev_reset_except_niters):
16759 (scev_reset): Use scev_reset_except_niters.
16760 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16762 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16764 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16765 __WORKAROUND_RETS when appropriate.
16767 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16769 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16770 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16772 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16773 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16774 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16775 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16776 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16777 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16778 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16779 *fop_df_1_sse insn patterns using MODEF mode iterator.
16780 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16781 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16782 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16783 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16784 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16785 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16786 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16787 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16788 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16789 (*fop_xf_5_i387): Ditto.
16790 (*fop_xf_6_i387): Ditto.
16792 2008-05-30 Richard Guenther <rguenther@suse.de>
16794 * builtins.c (build_string_literal): Avoid generating
16795 a non-gimple_val result.
16797 2008-05-30 DJ Delorie <dj@redhat.com>
16799 * exec-tool.in: Use an environment variable (private) instead of a
16800 file (shared) as a semaphore, so as to not break parallel builds.
16802 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16804 * optabs.c (maybe_encapsulate_block): Remove.
16805 (emit_libcall_block): Adjust accordingly.
16806 * optabs.h (maybe_encapsulate_block): Remove prototype.
16808 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16809 Don't use maybe_encapsulate_block.
16811 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16813 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16814 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16815 rtx is a SYMBOL_REF before calling get_pool_constant.
16817 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16819 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16821 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16823 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16824 rather than OS names to choose INO_T_EQ definition.
16825 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16826 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16828 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16831 * config/darwin-f.c: New.
16832 * config/t-darwin: Added rule to build darwin-f.o.
16833 * config.gcc: Defined new variable, fortran_target_objs.
16834 (*-*-darwin*): Set fortran_target_objs.
16835 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16836 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16837 * configure: Regenerated.
16839 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16842 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16843 canonical type if needed.
16845 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16847 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16849 2008-05-29 Richard Guenther <rguenther@suse.de>
16851 PR tree-optimization/36343
16852 PR tree-optimization/36346
16853 PR tree-optimization/36347
16854 * tree-flow.h (clobber_what_p_points_to): Declare.
16855 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16856 pointed-to variable is dereferenced is irrelevant to whether
16857 the pointer can access the pointed-to variable.
16858 (clobber_what_p_points_to): New function.
16859 * tree-ssa-alias.c (set_initial_properties): Use it.
16860 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16861 call clobber check for NMTs.
16863 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16865 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16866 for printing gcov_type.
16868 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16870 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16871 and the eh region information.
16872 * value-prof.c (gimple_move_stmt_histograms): New function.
16873 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16875 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16877 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16879 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16881 * value-prof.c (tree_ic_transform): Print counts.
16882 * tree-profile.c (tree_gen_ic_func_profiler):
16883 Clear __gcov_indreict_call_callee variable to avoid misattribution
16886 2008-05-28 Rafael Espíndola <espindola@google.com>
16888 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16891 2008-05-28 Richard Guenther <rguenther@suse.de>
16893 PR tree-optimization/36339
16894 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16895 and clobbering code out of the loop.
16897 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16899 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16902 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16903 s390_contiguous_bitmask_p, s390_symref_operand_p,
16904 s390_check_symref_alignment, s390_reload_larl_operand,
16905 s390_reload_symref_address): New functions.
16906 (s390_branch_condition_mnemonic): Support compare and branch
16908 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16909 and 'W' constraints.
16910 (s390_secondary_reload): Add secondary reloads for unaligned
16911 symbol refs or symbol refs to floating point or QI/TI mode
16913 (legitimate_address_p): Accept symbol references as addresses.
16914 (s390_expand_insv): Use rotate and insert selected bits
16915 instruction for insv when building for z10.
16916 (print_operand_address): Handle symbol ref addresses.
16917 (print_operand): Output modifier 'c' added for signed byte values.
16918 (s390_encode_section_info): Mark symbol refs with
16919 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16921 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16922 (length attribute): RRF, RRR have 4 byte length.
16923 (FPALL, INTALL): New mode iterators added.
16924 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16925 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16926 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16927 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16928 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16929 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16930 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16931 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16933 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16934 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16935 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16936 reload<INTALL:mode><P:mode>_toreg_z10,
16937 reload<FPALL:mode><P:mode>_tomem_z10,
16938 reload<FPALL:mode><P:mode>_toreg_z10,
16939 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16940 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16941 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16942 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16944 (movmem, clrmem, cmpmem): New splitters added.
16946 * config/s390/predicates.md (larl_operand): Use
16947 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16948 SYMBOL_REF_ALIGN1_P.
16949 (s390_signed_integer_comparison,
16950 s390_unsigned_integer_comparison): New predicates.
16952 * config/s390/s390-protos.h (s390_check_symref_alignment,
16953 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16954 s390_reload_symref_address,
16955 s390_compare_and_branch_condition_mask): Prototypes added.
16957 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16958 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16959 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16961 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16963 * config/s390/s390.c (z10_cost): New cost function for z10.
16964 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16965 (s390_issue_rate): Adjust issue rate for z10.
16966 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16967 (processor_flags): Add PF_Z10.
16968 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16969 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16970 * gcc/config.gcc: Add z10.
16972 2008-05-28 Richard Guenther <rguenther@suse.de>
16974 PR tree-optimization/36291
16975 * tree-flow. h (struct gimple_df): Remove var_anns member.
16976 * tree-flow-inline.h (gimple_var_anns): Remove.
16977 (var_ann): Simplify.
16978 * tree-dfa.c (create_var_ann): Simplify.
16979 (remove_referenced_var): Clear alias info from var_anns of globals.
16980 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16981 (delete_tree_ssa): Clear alias info from var_anns of globals.
16982 Do not free var_anns.
16983 (var_ann_eq): Remove.
16984 (var_ann_hash): Likewise.
16986 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16988 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16989 and loongson2f entries.
16990 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16991 * config/mips/mips.h (processor_type): Add Loongson-2E
16992 and Loongson-2F entries.
16993 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16994 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16995 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16996 * doc/invoke.texi (MIPS Options): Document loongson2e
16997 and loongson2f processor names.
16999 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17003 * config/i386/i386.c (ix86_function_arg_boundary): Use
17004 alignment of canonical type.
17005 (ix86_expand_vector_move): Check unaligned memory access for
17008 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17010 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17011 Moved to the front of file.
17013 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17014 H.J. Lu <hongjiu.lu@intel.com>
17016 * dwarf2out.c (current_fde): New.
17018 (lookup_cfa:): Likewise.
17019 (dwarf2out_end_epilogue): Likewise.
17020 (dwarf2out_note_section_used): Likewise.
17022 2008-05-27 Michael Matz <matz@suse.de>
17025 * c.opt (Wenum-compare): New warning option.
17026 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17028 2008-05-27 Michael Matz <matz@suse.de>
17030 PR middle-end/36326
17031 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17033 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17034 into memory as tail calls.
17036 2008-05-27 Richard Guenther <rguenther@suse.de>
17038 PR tree-optimization/36339
17039 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17040 pointers cause all addressable variables to be call clobbered.
17042 2008-05-27 Richard Guenther <rguenther@suse.de>
17044 PR tree-optimization/36245
17045 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17047 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17049 * config/s390/s390.md: Replace all occurences of the 'm'
17050 constraint with 'RT'.
17052 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17054 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17056 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17058 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17059 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17060 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17062 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17064 * reload.c: (find_reloads): Skip alternatives according to the
17065 "enabled" attribute. Constify the constraint variable.
17066 * recog.c (get_attr_enabled): Add default implementation.
17067 (extract_insn): Set the alternative_enabled_p array
17068 in the recog_data struct.
17069 (preprocess_constraints, constrain_operands): Skip
17070 alternatives according to the "enabled" attribute
17071 * recog.h (struct recog_data): New field alternative_enabled_p.
17072 (skip_alternative): New inline function.
17073 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17074 (record_reg_classes): Skip alternative according to the
17075 "enabled" attribute.
17077 * doc/md.texi: Add documention for the "enabled" attribute.
17079 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17081 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17082 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17083 constraint with TARGET_MEM_CONSTRAINT.
17084 * recog.c (asm_operand_ok, preprocess_constraints,
17085 constrain_operands): Likewise.
17086 * regclass.c (record_reg_classes): Likewise.
17087 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17088 * reload1.c (maybe_fix_stack_asms): Likewise.
17089 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17090 * recog.h: Adjust comment.
17091 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17092 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17093 * doc/md.texi: Add a note to description of 'm' constraint.
17094 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17096 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17098 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17099 that the bitfield is of integral type before testing its precision.
17101 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17102 Sa Liu <saliu@de.ibm.com>
17104 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17105 __modti3, __udivti3, __umodti3 and __udivmodti4.
17106 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17107 that implement TImode mul and div functions.
17108 * config/spu/multi3.c: New. Implement __multi3.
17109 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17110 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17113 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17115 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17116 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17117 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17118 tls_sysv_suffix): New mode and mode attribute iterators.
17119 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17120 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17121 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17122 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17123 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17126 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17128 PR tree-optimization/36329
17129 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17130 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17131 * cgraphbuild.c (initialize_inline_failed): Use the latter
17132 macro in lieu of the former.
17133 * ipa-inline.c (cgraph_mark_inline): Likewise.
17134 (cgraph_decide_inlining_of_small_function): Likewise.
17135 (cgraph_decide_inlining): Likewise.
17136 (cgraph_decide_inlining_incrementally): Likewise.
17138 2008-05-26 Tristan Gingold <gingold@adacore.com>
17139 Anatoly Sokolov <aesok@post.ru>
17141 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17142 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17143 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17144 optimization for 'avr6' architecture.
17146 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17149 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17151 2008-05-26 Richard Guenther <rguenther@suse.de>
17153 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17154 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17156 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17158 PR middle-end/36253
17159 * caller-save.c (insert_restore): Verify alignment of spill space.
17160 (insert_save): Likewise.
17161 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17162 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17163 (STACK_SLOT_ALIGNMENT): Likewise.
17164 * function.c (LOCAL_ALIGNMENT): Removed.
17165 (get_stack_local_alignment): New.
17166 (assign_stack_local): Use it. Set alignment on stack slot.
17167 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17168 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17169 (STACK_SLOT_ALIGNMENT): New.
17170 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17171 stack slot in XFmode.
17173 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17175 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17178 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17179 argument operand in rax isn't removed.
17181 2008-05-26 Richard Guenther <rguenther@suse.de>
17183 PR middle-end/36300
17184 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17185 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17187 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17190 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17192 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17194 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17195 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17197 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17199 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17200 build a trampoline if we don't want one.
17201 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17202 return zero for nested functions if we don't want a trampoline.
17204 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17206 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17208 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17211 * c.opt: Removed undocumented option '-lang-fortran'.
17212 * c-common.h: Removed global variable 'lang_fortran'.
17213 * c-opts.c (c_common_handle_option): Removed code to handle
17214 option '-lang-fortran'. Updated includes.
17215 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17216 definition of '__GFORTRAN__'.
17217 (define__GNUC__): Reimplemented to use BASEVER and
17218 cpp_define_formatted.
17219 (builtin_define_with_value_n): Removed.
17220 * c-incpath.h: Renamed to ...
17221 * incpath.h: ... this.
17222 * c-incpath.c: Renamed to ...
17223 * incpath.c: ... this. Updated includes.
17224 * fix-header.c: Updated includes.
17225 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17226 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17227 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17229 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17231 * tree.h: Update the table of flags used on tree nodes.
17232 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17233 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17234 (FORCED_LABEL): Add access check.
17235 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17236 (ASM_INPUT_P): Likewise.
17237 (ASM_VOLATILE_P): Likewise.
17238 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17239 (OMP_SECTION_LAST): Access private_flag directly.
17240 (OMP_RETURN_NOWAIT): Likewise.
17241 (OMP_PARALLEL_COMBINED): Likewise.
17242 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17243 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17244 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17245 deprecated_flag directly.
17247 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17249 * final.c (frame_pointer_needed): Removed.
17250 * flags.h (frame_pointer_needed): Likewise.
17252 * function.h (rtl_data): Add frame_pointer_needed.
17253 (frame_pointer_needed): New.
17255 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17257 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17259 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17261 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17264 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17266 * c-common.c (strip_array_types): Move function to..
17268 (get_inner_array_type): Delete.
17269 * c-common.h (strip_array_types): Move declaration to..
17271 (get_inner_array_type): Delete.
17272 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17273 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17274 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17275 * config/pa/pa.c (emit_move_sequence): Likewise.
17277 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17279 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17282 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17284 * function.c: Include target hook for nonlocal_goto frame value.
17286 2008-05-24 Richard Guenther <rguenther@suse.de>
17288 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17289 variable can be only accessed through a pointer or a union.
17291 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17293 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17294 * doc/extend.texi: Likewise.
17296 2008-05-23 DJ Delorie <dj@redhat.com>
17298 * config/m32c/jump.md (untyped_call): Add.
17300 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17301 for A24 to PSImode.
17302 (m32c_address_cost): Detail costs for indirect offsets.
17304 2008-05-23 Rafael Espíndola <espindola@google.com>
17306 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17307 if a node is a SUBREG.
17308 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17311 2008-05-23 Paul Brook <paul@codesourcery.com>
17312 Carlos O'Donell <carlos@codesourcery.com>
17314 * doc/extend.texi: Clarify use of __attribute__((naked)).
17315 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17316 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17317 * function.c (use_register_for_decl): Use
17318 targetm.calls.allocate_stack_slots_for_args.
17319 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17320 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17321 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17323 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17325 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17327 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17329 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17330 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17331 is only rounded once.
17333 2008-05-23 Richard Guenther <rguenther@suse.de>
17335 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17337 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17338 Jakub Jelinek <jakub@redhat.com>
17341 * configure.ac: Handle --enable-cld.
17342 * configure: Regenerated.
17343 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17344 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17345 (ix86_current_function_needs_cld): New define.
17346 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17347 (cld): New isns pattern.
17348 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17349 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17350 * config/i386/i386.opt (mcld): New option.
17351 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17352 TARGET_CLD and ix86_current_function_needs_cld.
17353 (override_options): Use -mcld by default for 32-bit code if
17356 * doc/install.texi (Options specification): Document --enable-cld.
17357 * doc/invoke.texi (Machine Dependent Options)
17358 [i386 and x86-64 Options]: Add -mcld option.
17359 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17361 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17362 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17363 (return_in_memory_64): Likewise.
17364 (return_in_memory_ms_64): Likewise.
17366 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17368 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17369 * builtins.c (fold_builtin_fpclassify): New.
17370 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17371 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17372 * c-common.c (handle_type_generic_attribute): Adjust to accept
17373 fixed arguments before an elipsis.
17374 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17375 * doc/extend.texi: Document __builtin_fpclassify.
17377 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17379 * omp-low.c (gate_expand_omp_ssa): Remove.
17380 (pass_expand_omp_ssa): Remove.
17381 (gate_expand_omp): Do not check for flag_openmp_ssa.
17382 * common.opt (-fopenmp-ssa): Remove.
17383 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17385 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17387 * config/sh/sh.opt (mfixed-range): New option.
17388 * config/sh/sh-protos.h (sh_fix_range): Declare.
17389 * config/sh/sh.c (sh_fix_range): New function.
17390 * config/sh/sh.h (sh_fixed_range_str): Declare.
17391 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17393 * doc/invoke.texi (SH Options): Document -mfixed-range.
17395 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17397 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17398 it before the redeclaration.
17400 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17402 * config/avr/avr.c (get_sequence_length): Add new function.
17403 (expand_prologue, expand_epilogue): Remove duplicate code.
17405 2008-05-22 Rafael Espíndola <espindola@google.com>
17407 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17410 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17412 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17413 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17415 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17416 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17417 (vect_update_misalignment_for_peel): Likewise.
17418 (vector_alignment_reachable_p): Likewise.
17419 * tree-vect-transform.c (vectorizable_load): Likewise.
17420 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17421 (get_vectype_for_scalar_type): Pass mode of scalar_type
17422 to UNITS_PER_SIMD_WORD.
17424 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17425 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17426 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17427 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17428 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17430 2008-05-22 Ira Rosen <irar@il.ibm.com>
17432 PR tree-optimization/36293
17433 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17434 if the first load must be skipped because of a gap.
17436 2008-05-22 Richard Guenther <rguenther@suse.de>
17438 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17439 more cases of offset disambiguation that is possible if
17440 strict-aliasing rules apply.
17441 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17442 for basic offset and type-based disambiguation.
17444 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17446 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17447 ix86_expand_vector_set on V16QImode for SSE4.1.
17449 2008-05-21 Tom Tromey <tromey@redhat.com>
17451 * c.opt (Wimport): Mark as undocumented.
17452 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17454 (Warning Options): Likewise.
17455 * doc/cppopts.texi: Don't mention -Wimport.
17457 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17459 PR tree-optimization/36287
17460 PR tree-optimization/36286
17461 * lambda-code.c (build_access_matrix): Do not use the loop->num
17462 for computing the number of induction variables: use the loop depth
17465 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17468 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17469 option -f(no-)leading-underscore.
17471 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17473 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17474 GET_MODE_NUNITS (mode).
17476 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17478 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17479 (-mmulhw): Add 464 to description.
17480 (-mdlmzb): Likewise.
17481 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17482 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17484 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17485 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17486 * config/rs6000/rs6000.md: Update comments for 464.
17488 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17490 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17492 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17494 * config/i386/sse.md (vec_extractv4sf): Removed.
17495 (vec_extractv2df): Likewise.
17496 (vec_extractv2di): Likewise.
17497 (vec_extractv4si): Likewise.
17498 (vec_extractv8hi): Likewise.
17499 (vec_extractv16qi): Likewise.
17500 (vec_extract<mode>): New.
17502 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17504 * config/i386/sse.md (vec_setv4sf): Removed.
17505 (vec_setv2df): Likewise.
17506 (vec_setv2di): Likewise.
17507 (vec_setv4si): Likewise.
17508 (vec_setv8hi): Likewise.
17509 (vec_setv16qi): Likewise.
17510 (vec_set<mode>): New.
17512 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17514 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17515 goto for vec_concat and vec_interleave.
17517 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17519 * config/i386/sse.md (vec_initv4sf): Removed.
17520 (vec_initv2df): Likewise.
17521 (vec_initv2di): Likewise.
17522 (vec_initv4si): Likewise.
17523 (vec_initv8hi): Likewise.
17524 (vec_initv16qi): Likewise.
17525 (vec_init<mode>): New.
17527 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17529 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17531 2008-05-21 Tom Tromey <tromey@redhat.com>
17533 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17534 (zone_find_object_offset): Likewise.
17535 (gt_ggc_m_S): Likewise.
17536 (highest_bit): Likewise.
17537 * ggc-page.c (gt_ggc_m_S): New function.
17538 * stringpool.c (string_stack): Remove.
17539 (init_stringpool): Update.
17540 (ggc_alloc_string): Use ggc_alloc.
17541 (maybe_delete_ident): New function.
17542 (ggc_purge_stringpool): Likewise.
17543 (gt_ggc_m_S): Remove.
17544 * ggc-common.c (ggc_protect_identifiers): New global.
17545 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17546 ggc_protect_identifiers.
17547 * ggc.h (ggc_protect_identifiers): Declare.
17548 (gt_ggc_m_S): Update.
17549 (ggc_purge_stringpool): Declare.
17550 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17551 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17553 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17555 2008-05-21 David S. Miller <davem@davemloft.net>
17557 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17560 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17562 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17565 2008-05-20 David Daney <ddaney@avtrex.com>
17567 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17568 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17569 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17570 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17571 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17572 (atomic_hiqi_op): New define_code_iterator.
17573 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17574 mips_expand_compare_and_swap_12.
17575 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17576 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17577 (sync_<optab><mode>, sync_old_<optab><mode>,
17578 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17579 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17580 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17581 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17582 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17583 (test_and_set_12): New insn.
17584 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17585 sync_new_<optab><mode>, sync_old_nand<mode>,
17586 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17587 clobber to operand 0 for SI and DI mode insns.
17588 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17589 mips_gen_fn_4): New typedefs.
17590 (mips_gen_fn_ptrs): Define new union type.
17591 (mips_expand_compare_and_swap_12): Remove declaration.
17592 (mips_expand_atomic_qihi): Declare function.
17593 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17594 (mips_expand_atomic_qihi): ... this. Use new generator function
17596 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17597 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17598 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17599 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17600 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17601 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17602 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17603 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17604 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17605 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17608 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17610 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17613 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17615 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17616 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17617 (avr_attribute_table): Add 'OS_main' function attribute.
17618 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17619 functions with 'OS_main' attribute.
17621 2008-05-20 Richard Guenther <rguenther@suse.de>
17623 PR tree-optimization/35204
17624 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17625 helper, split out from ...
17626 (DFS): ... here. Make the DFS walk non-recursive.
17628 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17629 Jan Sjodin <jan.sjodin@amd.com>
17631 PR tree-optimization/36181
17632 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17633 (parallelize_loops): Don't parallelize when the loop has vector
17636 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17637 Sebastian Pop <sebastian.pop@amd.com>
17639 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17640 matrix, and never look at the tree representation of the memory
17642 (linear_transform_loops): Computes parameters and access matrices.
17643 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17645 (access_matrix_get_index_for_parameter): New.
17646 * tree-data-ref.h (struct access_matrix): New.
17647 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17648 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17649 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17650 am_vector_index_for_loop): New.
17651 (struct data_reference): Add field access_matrix.
17652 (DR_ACCESS_MATRIX): New.
17653 (compute_data_dependences_for_loop): Update declaration.
17654 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17655 * lambda.h (lambda_vector_vec_p): Declared.
17656 * lambda-code.c: Depend on pointer-set.h.
17657 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17658 av_for_af_base, av_for_af, build_access_matrix,
17659 lambda_compute_access_matrices): New.
17660 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17662 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17664 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17665 $SOURCEDIR/include.
17667 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17668 Sebastian Pop <sebastian.pop@amd.com>
17670 PR tree-optimization/36206
17671 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17673 (instantiate_scev_1): Rename flags to fold_conversions.
17674 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17675 outeside instantiation_loop.
17676 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17677 (evolution_function_is_affine_or_constant_p): Removed.
17678 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17680 (analyze_siv_subscript): Pass in the loop nest number.
17681 Call evolution_function_is_affine_in_loop instead of
17682 evolution_function_is_affine_p.
17683 (analyze_overlapping_iterations): Pass in the loop nest number.
17685 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17686 Sebastian Pop <sebastian.pop@amd.com>
17688 PR tree-optimization/36206
17689 * tree-chrec.h (chrec_fold_op): New.
17690 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17693 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17695 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17697 (remove_duplicates): Do not set inode on non-inode systems.
17700 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17702 * config.gcc (tm_file): Update comments about relative pathnames.
17704 2008-05-20 Richard Guenther <rguenther@suse.de>
17706 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17707 * tree-ssa-sccvn.c (process_scc): Likewise.
17708 * tree-ssa-sink.c (execute_sink_code): Likewise.
17709 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17710 * tree-vrp.c (process_assert_insertions): Likewise.
17711 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17712 (perform_tree_ssa_dce): Likewise.
17713 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17714 (dump_dominator_optimization_stats): Likewise.
17715 * tree-vectorizer.c (vectorize_loops): Likewise.
17717 2008-05-20 Richard Guenther <rguenther@suse.de>
17719 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17721 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17723 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17724 (ix86_i386elf_return_in_memory): Likewise.
17725 (ix86_i386interix_return_in_memory): Likewise.
17726 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17727 (SUBTARGET_RETURN_IN_MEMORY): New.
17728 * config/i386/i386elf.h: Likewise.
17729 * config/i386/ptx4-i.h: Likewise.
17730 * config/i386/sol2-10.h: Likewise.
17731 * config/i386/sysv4.h: Likewise.
17732 * config/i386/vx-common.h: Likewise.
17733 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17734 * config/i386/i386.c (ix86_return_in_memory): Made static and
17735 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17736 (ix86_i386elf_return_in_memory): Removed.
17737 (ix86_i386interix_return_in_memory): Removed.
17738 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17739 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17741 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17743 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17745 2008-05-19 Xinliang David Li <davidxl@google.com>
17747 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17749 * common.opt: Ditto.
17750 * doc/invoke.texi: Ditto.
17752 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17754 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17755 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17757 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17759 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17760 sizes of operand array from 8/4 to 4/2.
17761 (ix86_expand_vector_init_general): Change size of operand array
17762 from 32 to 16. Remove op0, op1 and half_mode.
17764 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17766 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17767 (ix86_expand_vector_init_interleave): Likewise.
17768 (ix86_expand_vector_init_general): Use them. Assert
17769 word_mode == SImode when n_words == 4.
17771 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17773 * config/i386/i386.c (ix86_secondary_reload): New static function.
17774 (TARGET_SECONDARY_RELOAD): New define.
17775 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17776 * config/i386/i386.md (reload_outqi): Remove.
17778 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17780 PR middle-end/35509
17781 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17782 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17783 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17784 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17785 (fold_builtin_1): Likewise.
17786 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17787 c-common.c (check_builtin_function_arguments): Handle
17788 BUILT_IN_ISINF_SIGN.
17789 * doc/extend.texi: Document __builtin_isinf_sign.
17790 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17792 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17794 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17795 EH cleanup at the end of the pass, search for those that have been
17796 turned into forwarder blocks and do the cleanup on their successor.
17798 2008-05-18 Richard Guenther <rguenther@suse.de>
17800 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17801 pointers to sizetype and vice versa.
17803 2008-05-18 Xinliang David Li <davidxl@google.com>
17805 * gcc/tree-ssa-dce.c: Coding style fix.
17806 (check_pow): Documentation comment.
17807 (check_log): Documenation comment. Coding style fix.
17808 (is_unnecessary_except_errno_call): Ditto.
17809 (gen_conditions_for_pow): Ditto.
17810 (gen_conditions_for_log): Ditto.
17811 (gen_shrink_wrap_conditions): Ditto.
17812 (shrink_wrap_one_built_in_calls): Ditto.
17813 * gcc/doc/invoke.texi: Better documentation string.
17814 * ChangeLog: Fix wrong change log entries from
17815 May 17 checkin on function call DCE.
17817 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17819 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17821 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17823 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17824 * df-problems.c (simulation routines): Fixed block comment to
17825 properly say how to add forwards scanning functions.
17827 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17829 * tree-inline.c (setup_one_parameter): Remove dead code.
17831 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17833 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17834 a BIT_AND_EXPR only for an INTEGER_TYPE.
17836 2008-05-17 Xinliang David Li <davidxl@google.com>
17838 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17839 (check_pow, check_log, is_unnecessary_except_errno_call): New
17840 functions to check for eliminating math functions that are pure
17841 except for setting errno.
17842 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17843 general condition expressions for shrink-wrapping pow/log calls.
17844 (gen_shrink_wrap_conditions): Ditto.
17845 (shrink_wrap_one_built_in_call): Ditto.
17846 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17847 (mark_operand_necessary): If debugging, output if OP is necessary.
17848 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17850 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17852 * gcc/common.opt: New user flag -ftree-builtin-dce.
17853 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17855 2008-05-16 David S. Miller <davem@davemloft.net>
17857 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17858 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17860 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17863 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17865 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17867 * ifcvt.c (dead_or_predicable): Rename
17868 df_simulate_one_insn_backwards to df_simulate_one_insn.
17869 * recog.c (peephole2_optimize): Ditto.
17870 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17872 * df.h: Rename df_simulate_one_insn_backwards to
17873 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17874 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17875 scanning of defs and uses.
17876 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17877 (df_simulate_one_insn_forwards): Removed.
17879 2008-05-16 Doug Kwan <dougkwan@google.com>
17881 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17883 (real_from_string): Handle NaNs and Inf as approriate.
17885 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17887 * doc/gty.texi (Source Files Containing Type Information): Note
17888 that headers should appear first in the gtfiles list.
17890 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17892 * tree.def (COND_EXEC): Properly documented this code.
17894 2008-05-16 Diego Novillo <dnovillo@google.com>
17896 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17897 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17900 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17902 * tree-ssa-dse (max_stmt_uid): Removed.
17903 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17904 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17905 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17906 * function.h (cfun.last_stmt_uid): New field.
17907 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17908 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17910 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17911 (create_stmt_ann): Initialize the ann->uid field.
17912 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17914 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17916 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17918 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17919 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17920 (init_empty_tree_cfg): Call it.
17922 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17924 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17927 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17929 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17930 * tree-dump.c (dump_options): New verbose option.
17931 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17933 * tree-pass.h (TDF_VERBOSE): New dump flag.
17934 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17935 (tree-flow.h): Added include.
17936 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17938 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17940 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17942 From Jie Zhang <jie.zhang@analog.com>
17943 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17944 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17945 mcpu=bf561-none and mcpu=bf561-0.2.
17946 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17947 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17948 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17949 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17950 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17951 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17952 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17954 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17955 (cputype_selected): Remove.
17956 (bfin_handle_option): Don't use cputype_selected.
17957 (override_options): When no mcpu option, enable all workarounds.
17958 Don't use bfin_workarounds.
17959 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17961 (DEFAULT_CPU_TYPE): Don't define.
17963 2008-05-16 Richard Guenther <rguenther@suse.de>
17965 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17966 on deletion of the last stmt.
17968 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17970 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17971 V8HImode for SSE2 and V16QImode for SSE4.1.
17973 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17975 * cgraph.h (compute_inline_parameters): Made public.
17976 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17977 variable_generate_summary, function_write_summary,
17978 variable_write_summary, variable_read_summary. Added generate_summary,
17979 write_summary, read_summary.
17980 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17981 pass_ipa_inline.function_generate_summary, to
17982 compute_inline_parameters.
17983 * ipa-inline.c (compute_inline_parameters): Made public and added
17985 (compute_inline_parameters_for_current): New function.
17986 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17987 (inline_generate_summary): Removed parameter and made to loop over
17989 (pass_ipa_inline): Updated for new IPA_PASS structure.
17990 * passes.c (execute_ipa_summary_passes): Now is called once per
17991 pass rather than once per node*pass.
17993 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17995 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17996 avr_have_mul_p, avr_asm_only_p): Remove variables.
17997 (avr_override_options): Remove initialization of removed variables.
17998 (avr_file_start): Convert removed variables to fields of
17999 'struct base_arch_s *avr_current_arch'.
18000 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18001 (AVR_HAVE_MUL): (Ditto.).
18002 (AVR_HAVE_MOVW): (Ditto.).
18003 (AVR_HAVE_LPMX): (Ditto.).
18004 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18005 avr_asm_only_p): Remove declaration.
18007 2008-05-15 Diego Novillo <dnovillo@google.com>
18009 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18010 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18012 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18014 PR middle-end/36194
18015 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18016 Don't call record_truncated_value from here.
18017 (record_truncated_value): Turn it into a for_each_rtx callback.
18018 (record_truncated_values): New function.
18019 (combine_instructions): Call note_uses with record_truncated_values.
18020 Change name of check_conversion to check_promoted_subreg.
18022 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18024 * doc/sourcebuild.texi: Document support for torture tests.
18026 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18028 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18029 to alternative 4 of operand 2.
18031 2008-05-15 Richard Guenther <rguenther@suse.de>
18033 * tree-pass.h (current_pass): Declare.
18034 (get_pass_for_id): Likewise.
18035 * passes.c (passes_by_id, passes_by_id_size): New globals.
18036 (set_pass_for_id): New function.
18037 (get_pass_for_id): Likewise.
18038 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18039 (execute_function_todo): Flush per function statistics.
18040 * toplev.c (compile_file): Init statistics.
18041 (general_init): Do early statistics initialization.
18042 (finalize): Finish statistics.
18043 * statistics.h (statistics_early_init): Declare.
18044 (statistics_init): Likewise.
18045 (statistics_fini): Likewise.
18046 (statistics_fini_pass): Likewise.
18047 (statistics_counter_event): Likewise.
18048 (statistics_histogram_event): Likewise.
18049 * statistics.c: New file.
18050 * Makefile.in (OBJS-common): Add statistics.o.
18051 (statistics.o): Add dependencies.
18052 * doc/invoke.texi (-fdump-statistics): Document.
18054 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18055 (insert): Likewise.
18056 (execute_pre): Use statistics_counter_event.
18057 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18058 (substitute_and_fold): Increment it. Use statistics_counter_event.
18060 2008-05-15 Diego Novillo <dnovillo@google.com>
18062 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18064 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18065 * tree-ssa-alias.c (new_type_alias): Remove references to
18066 sub-variables from comment.
18067 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18069 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18071 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18072 attribute to 1 only for insertps alternative.
18074 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18076 * config/bfin/bfin.md (loadbytes): New pattern.
18077 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18078 (bfin_init_builtins): Initialize it.
18079 (bdesc_1arg): Add it.
18081 2008-05-15 Sa Liu <saliu@de.ibm.com>
18083 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18084 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18085 * testsuite/lib/target-supports.exp: Add
18086 check_effective_target_fortran_integer_16.
18088 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18090 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18091 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18092 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18093 (TARGET_RETURN_IN_MEMORY): Define.
18095 2008-05-15 Richard Guenther <rguenther@suse.de>
18097 PR middle-end/36244
18098 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18099 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18100 represent unmodifiable vars.
18102 2008-05-15 Richard Guenther <rguenther@suse.de>
18104 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18105 INDIRECT_REF and TARGET_MEM_REF.
18106 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18109 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18110 H.J. Lu <hongjiu.lu@intel.com>
18112 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18113 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18114 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18115 insn alternatives. Add missing alternatives.
18116 (*vec_concatv2di_rex64_sse4_1): Likewise.
18117 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18118 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18119 Require TARGET_SSE.
18121 2008-05-15 Richard Guenther <rguenther@suse.de>
18123 PR tree-optimization/36009
18124 PR tree-optimization/36204
18125 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18126 (determine_invariantness_stmt): Record the loop a store is
18127 always executed in.
18128 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18131 2008-05-15 Richard Guenther <rguenther@suse.de>
18133 PR tree-optimization/34330
18134 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18135 through the pointer will alias the SMT.
18137 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18139 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18141 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18143 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18145 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18146 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18148 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18149 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18150 (vashl_optab): New optab for vector/vector shifts.
18151 (vashr_optab): Ditto.
18152 (vlshr_optab): Ditto.
18153 (vrotl_optab): Ditto.
18154 (vrotr_optab): Ditto.
18155 (optab_subtype): New enum for optab_for_tree_code call.
18156 (optab_for_tree_code): Add enum optab_subtype argument.
18158 * optabs.c (optab_for_tree_code): Take an additional argument to
18159 distinguish between a vector shift by a scalar and vector shift by
18160 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18161 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18162 vector shift by a vector.
18163 (expand_widen_pattern_expr): Pass additional argument to
18164 optab_for_tree_code.
18166 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18167 vrotl_optab, vrotr_optab.
18169 * expr.c (expand_expr_real_1): Update calls to
18170 optab_for_tree_code to distinguish between vector shifted by a
18171 scalar and vector shifted by a vector.
18172 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18173 (supportable_narrowing_operation): Ditto.
18174 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18175 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18176 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18177 (vect_create_epilog_for_reduction): Ditto.
18178 (vectorizable_reduction): Ditto.
18179 (vectorizable_operation): Ditto.
18180 (vect_strided_store_supported): Ditto.
18181 (vect_strided_load_supported): Ditto.
18182 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18183 * expmed.c (expand_shift): Ditto.
18185 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18187 (ashr@var{m}3): Ditto.
18188 (vashl@var{m}3): Document new vector/vector shift standard name.
18189 (vashr@var{m}3): Ditto.
18190 (vlshr@var{m}3): Ditto.
18191 (vrotl@var{m}3): Ditto.
18192 (vrotr@var{m}3): Ditto.
18194 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18195 (PPERM_INVERT): Ditto.
18196 (PPERM_REVERSE): Ditto.
18197 (PPERM_REV_INV): Ditto.
18198 (PPERM_ZERO): Ditto.
18199 (PPERM_ONES): Ditto.
18200 (PPERM_SIGN): Ditto.
18201 (PPERM_INV_SIGN): Ditto.
18202 (PPERM_SRC1): Ditto.
18203 (PPERM_SRC2): Ditto.
18205 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18206 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18207 allows a memory operand to be the value being added, and split it
18208 to improve vectorization.
18209 (sse5_pmacsdqh_mem): Ditto.
18210 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18211 (sse5_mulv2div2di3_high): Ditto.
18212 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18213 (vec_pack_trunc_v4si): Ditto.
18214 (vec_pack_trunc_v2di): Ditto.
18215 (sse5_pcmov_<mode>): Remove code that tried to use use
18216 andps/andnps instead of pcmov.
18217 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18218 pmacsdqh instructions.
18219 (vec_widen_smult_lo_v4si): Ditto.
18221 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18222 (PPERM_INVERT): Ditto.
18223 (PPERM_REVERSE): Ditto.
18224 (PPERM_REV_INV): Ditto.
18225 (PPERM_ZERO): Ditto.
18226 (PPERM_ONES): Ditto.
18227 (PPERM_SIGN): Ditto.
18228 (PPERM_INV_SIGN): Ditto.
18229 (PPERM_SRC1): Ditto.
18230 (PPERM_SRC2): Ditto.
18231 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18233 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18235 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18236 says ignore whether the last reference is a memory operand.
18238 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18239 Paolo Bonzini <bonzini at gnu dot org>
18241 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18244 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18245 (vlshr<mode>3): Rename from vlshr<mode>3.
18246 (vashr<mode>3): Rename from vashr<mode>3.
18247 (mulv4sf3): Change the names of vector shift patterns.
18251 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18254 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18279 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18280 (floatunssidf2_internal): Change vector/vector shift names.
18281 (floatunsdidf2_internal): Ditto.
18288 (vashl<mode>3): Rename from ashl<mode>3.
18289 (vashr<mode>3): Rename from ashr<mode>3.
18290 (vlshr<mode>3): Rename from lshr<mode>3.
18291 (vrotl<mode>3): Rename from rotl<mode>3.
18293 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18296 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18297 multiply gives the wrong value when doing widening multiplies.
18298 (vec_widen_smult_lo_v4si): Ditto.
18300 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18302 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18303 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18304 emit_library_call_value.
18305 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18306 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18307 * calls.c (initialize_argument_information, precompute_arguments,
18308 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18309 (precompute_arguments): Removed flags parameter.
18310 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18312 2008-05-14 Richard Guenther <rguenther@suse.de>
18314 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18315 Make sure to register the store if the use is a PHI_NODE.
18317 2008-05-14 Olivier Hainque <hainque@adacore.com>
18319 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18320 memory if the component is to be referenced in BLKmode according
18321 to get_inner_reference.
18323 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18325 * calls.c (emit_library_call_value_1): Restore code clearing
18326 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18328 2008-05-14 Olivier Hainque <hainque@adacore.com>
18329 Nicolas Roche <roche@adacore.com>
18331 * configure.ac: Add support for a "gcc_subdir" variable in
18332 config-lang.in, to denote a subdirectory where the language/GCC
18333 integration files are to be found.
18334 * configure: Regenerate.
18336 2008-05-14 Ira Rosen <irar@il.ibm.com>
18338 PR tree-optimization/36098
18339 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18340 value for the first load in the group in case of a gap.
18341 (vect_build_slp_tree): Check that there are no gaps in loads.
18343 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18345 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18346 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18347 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18348 emit_insn and remove unneeded code to construct extra args.
18349 (emit_no_conflict_block): Removed.
18350 * optabls.h: (emit_no_conflict_block): Removed.
18351 * cse.c (cse_extended_basic_block): Remove search for
18352 REG_NO_CONFLICT note.
18353 * global.c: Removed incorrect comment added in revision 117.
18354 * expr.c (convert_move): Change call to emit_no_conflict_block to
18356 * recog.c: Change comments so that they do not mention
18358 * local_alloc.c (combine_regs): Removed last parameter.
18359 (no_conflict_p): Removed.
18360 (block_alloc): Removed note, no_conflict_combined_regno and set
18361 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18362 (combine_regs): Removed already_dead and code to look for
18363 REG_NO_CONFLICT notes.
18364 * lower_subreg (remove_retval_note): Removed code to look for
18365 REG_NO_CONFLICT block.
18366 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18367 (resolve_clobber): Remove code to process libcalls that have
18368 REG_NO_CONFLICT notes.
18369 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18371 * combine.c (can_combine_p, distribute_notes): Removed
18372 REG_NO_CONFLICT case.
18373 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18375 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18376 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18378 * reg-notes.def (NO_CONFLICT): Removed.
18380 2008-05-14 David S. Miller <davem@davemloft.net>
18382 * config/sparc/sparc.c (sparc_profile_hook): If
18383 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18384 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18385 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18387 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18389 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18391 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18394 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18395 and op1 expansion before vector concat to have less live pseudos.
18397 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18399 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18400 ix86_expand_vector_set if supported.
18402 2008-05-13 Diego Novillo <dnovillo@google.com>
18403 Kenneth Zadeck <zadeck@naturalbridge.com>
18405 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18407 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18408 phinodes_print_statistics, init_ssanames, fini_ssanames,
18409 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18410 release_ssa_name, release_defs, replace_ssa_name_symbol,
18411 ssanames_print_statistics): Move ...
18412 * tree-flow.h: ... here.
18413 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18414 Use FN instead of cfun.
18415 (make_ssa_name_fn): Rename from make_ssa_name.
18416 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18417 * tree-flow-inline.h (make_ssa_name): Move from
18418 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18419 * omp-low.c (expand_omp_parallel):
18420 * tree-flow-inline.h (redirect_edge_var_map_result):
18421 * tree-ssa.c (init_tree_ssa): Add argument FN.
18422 Use it instead of cfun. Update all users.
18424 2008-05-13 Tom Tromey <tromey@redhat.com>
18426 PR preprocessor/22168:
18427 * doc/cpp.texi (Top): Update menu.
18428 (Alternatives to Wrapper #ifndef): New node.
18429 (Other Directives): Document deprecation.
18430 (Obsolete Features): Remove menu.
18431 (Assertions): Merge node into Obsolete Features.
18432 (Obsolete once-only headers): Move earlier; rename to Alternatives
18433 to Wrapper #ifndef.
18434 * doc/cppopts.texi: Update.
18435 * c.opt (Wdeprecated): Enable for C and ObjC.
18436 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18437 (C++ Dialect Options): Move -Wno-deprecated from here to...
18438 (Warning Options): ... here.
18440 2008-05-13 Richard Guenther <rguenther@suse.de>
18442 PR middle-end/36227
18443 * fold-const.c (fold_sign_changed_comparison): Do not allow
18444 changes in pointer-ness.
18446 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18449 * config/sh/sh.c (sh_expand_prologue): Don't clear
18450 RTX_FRAME_RELATED_P for push insns.
18452 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18454 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18456 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18458 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18459 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18460 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18462 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18464 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18465 (*vec_concatv4sf_sse): This.
18466 (*sse2_concatv2si): Renamed to ...
18467 (*vec_concatv2si_sse2): This.
18468 (*sse1_concatv2si): Renamed to ...
18469 (*vec_concatv2si_sse): This.
18470 (*vec_concatv2di_rex): Renamed to ...
18471 (*vec_concatv2di_rex64): This.
18472 (*vec_concatv2si_sse4_1): New.
18473 (*vec_concatv2di_rex64_sse4_1): Likewise.
18475 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18477 PR rtl-optimization/36111
18478 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18479 that was created for swappable operands.
18481 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18484 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18485 * configure.ac: Add call to ACX_PROG_GNAT.
18487 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18489 * optc-gen.awk: Fix comment typo.
18491 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18493 * pretty-print.c (pp_integer_with_precision): Use
18494 HOST_LONG_LONG_FORMAT.
18496 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18498 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18500 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18502 * config/i386/i386.c (bdesc_ptest): Removed.
18503 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18504 (bdesc_args): Add __builtin_ia32_ptestz128,
18505 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18506 (ix86_init_mmx_sse_builtins): Updated.
18507 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18508 (ix86_expand_builtin): Updated.
18510 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18512 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18513 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18515 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18517 * value-prof.c (interesting_stringop_to_profile): Do not
18518 return early for BUILT_IN_MEMPCPY.
18520 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18522 * calls.c (expand_call): Don't use callgraph to increase
18523 preferred_stack_boundary.
18525 * cgraph.h (cgraph_rtl_info): Use unsigned on
18526 preferred_incoming_stack_boundary.
18528 * final.c (rest_of_clean_state): Use unsigned on
18529 preferred_stack_boundary.
18531 2008-05-09 Tom Tromey <tromey@redhat.com>
18533 PR preprocessor/22231:
18534 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18537 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18539 PR tree-optimization/36129
18540 * tree-ssa-ccp.c: Include value-prof.h.
18541 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18542 built-in function was folded to a constant.
18543 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18545 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18546 Sebastian Pop <sebastian.pop@amd.com>
18548 * tree-scalar-evolution.c: Document instantiate_scev.
18549 (instantiate_parameters_1): Renamed instantiate_scev_1.
18550 Don't use the same loop for instantiation_loop and evolution_loop.
18551 (instantiate_scev): New.
18552 (instantiate_parameters): Moved...
18553 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18554 same loop twice. Maintains the semantics for this function.
18555 * tree-scalar-evolution.h (instantiate_scev): Declare.
18556 (instantiate_parameters): ...here. Now static inline.
18557 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18558 instead of resolve_mixers.
18560 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18562 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18564 2008-05-09 Tomas Bily <tbily@suse.cz>
18566 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18567 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18568 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18569 * c-common.c (c_common_truthvalue_conversion): Likewise.
18570 * tree-object-size.c (compute_object_offset): Likewise.
18571 * tree-inline.c (estimate_num_insns_1): Likewise.
18572 * varasm.c (const_hash_1, compare_constant, copy_constant)
18573 (compute_reloc_for_constant, output_addressed_constants)
18574 (initializer_constant_valid_p): Likewise.
18575 * c-omp.c (check_omp_for_incr_expr): Likewise.
18576 * gimplify.c (gimplify_expr): Likewise.
18577 * c-typeck.c (c_finish_return): Likewise.
18578 * tree-vectorizer.c (supportable_widening_operation)
18579 (supportable_narrowing_operation): Likewise.
18580 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18581 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18582 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18583 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18584 (descr_info_loc): Likewise.
18585 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18586 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18587 (fold_unary): Likewise.
18588 * builtins.c (get_pointer_alignment): Likewise.
18589 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18590 (instantiate_parameters_1): Likewise.
18591 * tree.c (expr_align, stabilize_reference): Likewise.
18592 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18593 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18594 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18595 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18596 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18597 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18599 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18600 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18601 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18602 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18603 (forward_propagate_comparison)
18604 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18605 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18606 * emit-rtl.c (component_ref_for_mem_expr)
18607 (set_mem_attributes_minus_bitpos): Likewise.
18608 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18609 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18611 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18612 (build_function_call, pointer_diff, build_compound_expr)
18613 (c_finish_return): Likewise.
18614 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18615 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18617 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18618 * expr.c (is_aligning_offset): Likewise.
18619 * tree-ssa-alias.c (is_escape_site): Likewise.
18620 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18621 (check_all_va_list_escapes): Likewise.
18622 * tree-ssa-loop-ivopts.c (determine_base_object)
18623 (determine_common_wider_type): Likewise.
18624 * dojump.c (do_jump): Likewise.
18625 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18626 * tree-gimple.c (is_gimple_cast): Likewise.
18627 * fold-const.c (decode_field_reference, )
18628 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18629 (fold_binary): Likewise.
18630 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18631 (already_warned_in_frontend_p): Likewise.
18632 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18633 * tree.c (really_constant_p, get_unwidened): Likewise.
18634 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18635 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18636 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18638 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18640 (CONVERT_EXPR_P): Define.
18641 (CASE_CONVERT): Define.
18643 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18645 PR middle-end/36117
18646 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18647 (delete_unmarked_insns): When deleting a call, call
18648 delete_unreachable_blocks.
18649 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18650 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18652 2008-05-08 Richard Guenther <rguenther@suse.de>
18654 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18655 (-ftree-salias): Likewise.
18656 (salias-max-implicit-fields): Remove param documentation.
18657 (salias-max-array-elements): Likewise.
18658 * tree-pass.h (pass_create_structure_vars): Remove.
18659 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18660 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18661 * tree-ssa-alias.c (create_structure_vars): Remove.
18662 (gate_structure_vars): Likewise.
18663 (pass_create_structure_vars): Likewise.
18664 (gate_build_alias): Likewise.
18665 (pass_build_alias): Adjust to run always and dump the function.
18666 * common.opt (ftree-salias): Hide.
18667 * passes.c (init_optimization_passes): Remove
18668 pass_create_structure_vars, adjust comment.
18669 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18670 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18671 * opts.c (decode_options): Do not set flag_tree_salias.
18672 (common_handle_option): Add OPT_ftree_salias to the backward
18673 compatibility section.
18675 2008-05-08 Richard Guenther <rguenther@suse.de>
18677 * tree-flow-inline.h (var_can_have_subvars): Move ...
18678 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18679 * tree-flow.h (var_can_have_subvars): Remove.
18680 (push_fields_onto_fieldstack): Remove.
18681 (sort_fieldstack): Likewise.
18682 (struct fieldoff): Move ...
18683 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18684 alias_set and base_for_components fields.
18685 (sort_fieldstack): Make static.
18686 (push_fields_onto_fieldstack): Likewise. Remove code that
18687 handles anything but RECORD_TYPEs. Remove alias_set and
18688 base_for_components handling.
18689 (create_variable_info_for): Adjust.
18691 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18693 * common.opt (Wframe-larger-than=): Shorten the help message
18695 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18697 2008-05-08 Rafael Espíndola <espindola@google.com>
18699 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18701 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18702 trap and that both operands are gimple values.
18703 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18704 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18707 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18709 * read-rtl.c (join_c_conditions): Return the first string if the
18710 two strings are equal.
18712 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18714 * gensupport.h (pred_data): Add a "num_codes" field.
18715 (add_predicate_code): Declare.
18716 * gensupport.c (add_predicate_code): New function.
18717 (std_pred_table): Add an "allows_const_p" field.
18718 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18719 Remove the (incomplete) list of such codes from the codes field.
18720 (init_predicate_table): Use add_predicate_code. Add all
18721 RTX_CONST_OBJs if allows_const_p is true.
18722 * genrecog.c (process_define_predicate): Use add_predicate_code.
18724 2008-05-08 David Daney <ddaney@avtrex.com>
18725 Richard Sandiford <rsandifo@nildram.co.uk>
18727 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18728 special case of constant zero operands.
18729 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18730 old and new values. Special case constant zero values.
18731 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18733 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18734 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18736 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18739 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18740 similar RTX_CONST_OBJ before CONST_INT.
18742 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18744 * stmt.c (expand_stack_restore): Change sa mode if needed.
18746 2008-05-08 Richard Guenther <rguenther@suse.de>
18748 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18749 return type to bool.
18750 (ix86_sol10_return_in_memory): Likewise.
18751 (ix86_i386elf_return_in_memory): Likewise.
18752 (ix86_i386interix_return_in_memory): Likewise.
18753 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18754 (ix86_sol10_return_in_memory): Likewise.
18755 (ix86_i386elf_return_in_memory): Likewise.
18756 (ix86_i386interix_return_in_memory): Likewise.
18758 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18761 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18763 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18764 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18767 2008-05-08 Richard Guenther <rguenther@suse.de>
18769 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18770 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18771 (DR_SUBVARS): Remove.
18772 * tree-dfa.c (dump_subvars_for): Remove.
18773 (debug_subvars_for): Likewise.
18774 (dump_variable): Do not dump subvars.
18775 (remove_referenced_var): Do not remove subvars.
18776 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18777 (lookup_subvars_for_var): Remove.
18778 (get_subvars_for_var): Likewise.
18779 (get_subvars_at): Likewise.
18780 (get_first_overlapping_subvar): Likewise.
18781 (overlap_subvar): Likewise.
18782 * tree-flow.h (subvar_t): Remove.
18783 (struct var_ann_d): Remove subvars field.
18784 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18785 argument. Remove special handling of SFTs.
18786 (compute_tag_properties): Likewise.
18787 (set_initial_properties): Likewise.
18788 (compute_call_clobbered): Likewise.
18789 (count_mem_refs): Likewise.
18790 (compute_memory_partitions): Likewise.
18791 (compute_flow_insensitive_aliasing): Likewise.
18792 (setup_pointers_and_addressables): Likewise.
18793 (new_type_alias): Likewise.
18794 (struct used_part): Remove.
18795 (used_portions): Likewise.
18796 (struct used_part_map): Likewise.
18797 (used_part_map_eq): Likewise.
18798 (used_part_map_hash): Likewise.
18799 (free_used_part_map): Likewise.
18800 (up_lookup): Likewise.
18801 (up_insert): Likewise.
18802 (get_or_create_used_part_for): Likewise.
18803 (create_sft): Likewise.
18804 (create_overlap_variables_for): Likewise.
18805 (find_used_portions): Likewise.
18806 (create_structure_vars): Likewise.
18807 * tree.def (STRUCT_FIELD_TAG): Remove.
18808 * tree.h (MTAG_P): Adjust.
18809 (struct tree_memory_tag): Remove base_for_components and
18810 unpartitionable flags.
18811 (struct tree_struct_field_tag): Remove.
18812 (SFT_PARENT_VAR): Likewise.
18813 (SFT_OFFSET): Likewise.
18814 (SFT_SIZE): Likewise.
18815 (SFT_NONADDRESSABLE_P): Likewise.
18816 (SFT_ALIAS_SET): Likewise.
18817 (SFT_UNPARTITIONABLE_P): Likewise.
18818 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18819 (union tree_node): Remove sft field.
18820 * alias.c (get_alias_set): Remove special handling of SFTs.
18821 * print-tree.c (print_node): Remove handling of SFTs.
18822 * tree-dump.c (dequeue_and_dump): Likewise.
18823 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18824 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18825 * tree-predcom.c (set_alias_info): Do not set subvars.
18826 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18827 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18828 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18829 (add_vars_for_offset): Remove.
18830 (add_virtual_operand): Remove special handling of SFTs.
18831 (add_call_clobber_ops): Likewise.
18832 (add_call_read_ops): Likewise.
18833 (get_asm_expr_operands): Likewise.
18834 (get_modify_stmt_operands): Likewise.
18835 (get_expr_operands): Likewise.
18836 (add_to_addressable_set): Likewise.
18837 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18838 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18839 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18840 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18841 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18842 (tree_node_structure): Likewise.
18843 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18845 (find_what_p_points_to): Likewise.
18847 2008-05-08 Sa Liu <saliu@de.ibm.com>
18849 * config/spu/spu.md: Fixed subti3 pattern.
18851 2008-05-08 Richard Guenther <rguenther@suse.de>
18853 PR middle-end/36154
18854 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18855 sure to create a representative for trailing arrays for PTA.
18857 2008-05-08 Richard Guenther <rguenther@suse.de>
18859 PR middle-end/36172
18860 * fold-const.c (operand_equal_p): Two objects which types
18861 differ in pointerness are not equal.
18863 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18865 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18866 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18867 (emit_library_call_value_1): Add new variable fndecl initialized by
18868 NULL_TREE. It should be the decl type of orgfun, but this information
18869 seems not to be available here, so it uses the default calling abi.
18870 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18871 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18872 by TARGET_RETURN_IN_MEMORY.
18873 * config/i386/i386-interix.h: Likewise.
18874 * config/i386/i386.h: Likewise.
18875 * config/i386/i386elf.h: Likewise.
18876 * config/i386/ptx4-i.h: Likewise.
18877 * config/i386/sol2-10.h: Likewise.
18878 * config/i386/sysv4.h: Likewise.
18879 * config/i386/vx-common.h: Likewise.
18880 * config/cris/cris.h: Removed #if 0 clause.
18881 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18882 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18884 (ix86_sol10_return_in_memory): Likewise.
18885 (ix86_i386elf_return_in_memory): New.
18886 (ix86_i386interix_return_in_memory): New.
18887 * config/mt/mt-protos.h (mt_return_in_memory): New.
18888 * config/mt/mt.c: Likewise.
18889 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18890 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18891 * config/bfin/bfin.h: Likewise.
18892 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18894 * config/bfin/bfin.c: Likewise.
18895 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18896 * config/alpha/unicosmk.h: Likewise.
18897 * config/i386/cygming.h: Likewise.
18898 * config/iq2000/iq2000.h: Likewise.
18899 * config/mips/mips.h: Likewise.
18900 * config/mn10300/mn10300.h: Likewise.
18901 * config/rs6000/rs6000.h: Likewise.
18902 * config/score/score.h: Likewise.
18903 * config/spu/spu.h: Likewise.
18904 * config/v850/v850.h: Likewise.
18905 * defaults.h: Likewise.
18906 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18907 * expr.c (emit_block_move): Adjust use of
18908 OUTGOING_REG_PARM_STACK_SPACE.
18909 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18910 OUTGOING_REG_PARM_STACK_SPACE.
18911 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18913 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18915 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18916 on OMP_RETURN for OMP_FOR.
18919 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18920 (fortran_common): New function.
18921 (gen_variable_die): Call fortran_common instead of common_check,
18922 adjust for it returning tree instead of rtx. Formatting.
18924 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18928 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18929 * c-decl.c (merge_decls): Ditto.
18930 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18931 to RTL_CONST_OR_PURE_CALL_P.
18932 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18933 Initialized DECL_LOOPING_CONST_PURE.
18934 (process_call_operands): Set tree_side_effects properly.
18935 * tree.h (TREE_READONLY_DECL_P): Removed.
18936 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18937 (DECL_LOOPING_OR_CONST_P): New macro.
18938 (struct tree_function_decl): Added looping_const_or_pure_p.
18939 (ECF_*) Renumbered.
18940 (ECF_LOOPING_OR_CONST_P): New macro.
18941 * rtlanal.c (pure_const_p): Removed.
18942 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18943 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18944 to RTL_CONST_CALL_P.
18945 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18946 (check_decl, check_tree, check_call, scan_function): Initialize
18948 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18949 (static_execute): Set looping true for recursive functions.
18950 Undo setting state to IPA_NEITHER for recursive functions.
18951 * cse.c (cse_insn):
18952 * ifcvt.c (noce_can_store_speculate_p): Changed
18953 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18954 RTL_CONST_OR_PURE_CALL_P.
18955 * dse.c (scan_insn): Ditto.
18956 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18957 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18958 RTL_CONST_OR_PURE_CALL_P.
18959 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18960 pure_call_p to RTL_CONST_CALL_P.
18961 * gimplify.c (gimplify_call_expr): Clear side effects for
18962 non-looping pure and constant calls.
18963 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18964 (flags_from_decl_or_type): Set ecf flags from decl flags.
18965 (initialize_argument_information): Turn off
18966 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18967 Change const to pure if callee_copies is true rather than just
18969 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18970 way of marking pure calls.
18971 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18972 Remove hack that was supposed to fix pr7335 and remove old
18973 way of marking pure calls.
18974 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18975 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18976 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18977 RTL_CONST_OR_PURE_CALL_P.
18978 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18979 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18980 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18981 * sched-deps.c (schedule_analyze): Ditto.
18982 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18983 return_val field of calls to represent pure and const function info.
18984 (CONST_OR_PURE_CALL_P): Deleted macro.
18985 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18986 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18987 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18989 * tree-optimize.c (execute_fixup_cfg): Added test for
18990 ECF_LOOPING_CONST_OR_PURE.
18991 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18993 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18994 effects for looping pure or const calls.
18995 (verify_gimple_expr): Added verification code.
18996 * config/alpha/alpha.c (alpha_legitimize_address,
18997 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18999 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19000 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19001 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19002 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19003 RTL_CONST_OR_PURE_CALL_P.
19004 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19005 and const calls to be deleted.
19007 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19010 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19011 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19012 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19013 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19014 to handle nonimmediate operands.
19015 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19016 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19017 to handle nonimmediate operands.
19018 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19019 (mmx_pmulhrwv4hi3): New expander. Use
19020 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19021 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19022 (sse2_umulv1siv1di3): New expander. Use
19023 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19024 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19025 (mmx_eq<mode>3): New expander. Use
19026 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19027 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19028 (mmx_uavgv8qi3): New expander. Use
19029 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19030 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19031 (mmx_uavgv4hi3): New expander. Use
19032 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19034 * config/i386/sse.md
19035 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19036 to handle nonimmediate operands.
19037 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19038 to handle nonimmediate operands.
19039 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19040 to handle nonimmediate operands.
19041 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19042 to handle nonimmediate operands.
19043 (sse2_unpckhpd_exp): New expander. Use
19044 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19045 (sse2_unpcklpd_exp): New expander. Use
19046 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19047 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19048 to handle nonimmediate operands.
19049 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19050 to handle nonimmediate operands.
19051 (*sse2_<plusminus_insn><mode>3): Rename from
19052 sse2_<plusminus_insn><mode>3 insn pattern.
19053 (sse2_<plusminus_insn><mode>3): New expander. Use
19054 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19055 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19056 (sse2_umulv2siv2di3): New expander. Use
19057 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19058 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19059 (sse4_1_mulv2siv2di3): New expander. Use
19060 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19061 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19062 (sse2_pmaddwd): New expander. Use
19063 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19064 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19065 (sse2_eq<mode>3): New expander. Use
19066 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19067 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19068 (sse4_1_eqv2di3): New expander. Use
19069 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19070 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19071 (sse2_uavgv16qi3): New expander. Use
19072 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19073 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19074 (sse2_uavgv16qi3): New expander. Use
19075 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19076 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19077 (sse2_uavgv8hi3): New expander. Use
19078 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19079 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19080 (ssse3_pmulhrswv8hi3): New expander. Use
19081 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19082 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19083 (ssse3_pmulhrswv4hi3): New expander. Use
19084 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19086 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19087 (<sse>_vmmul<mode>3): Ditto.
19088 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19090 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19091 (ssse3_pmaddubsw): Ditto.
19093 * config/i386/i386.c (struct_builtin_description)
19094 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19095 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19096 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19097 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19098 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19099 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19100 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19101 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19102 (ix86_fixup_binary_operands): Assert that src1
19103 and src2 must have the same mode when swapped.
19104 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19105 and ix86_binary_operator_ok. Do not force operands in registers
19108 2008-05-07 Jan Hubicka <jh@suse.cz>
19110 * cgraph.c (dump_cgraph_node): Update.
19111 * cgraph.h (cgraph_local_info): Break out inline summary.
19112 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19114 * ipa-inline (inline_summary): New accestor function.
19115 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19116 cgraph_decide_inlining, compute_inline_parameters): Update.
19117 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19119 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19121 Cleanup ColdFire scheduling support and add V4 pipeline model.
19123 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19124 (define_attr cpu): Add cfv4 value.
19125 (define_attr type, define_attr type1): Merge into a single 'type'
19126 attribute. Update all uses.
19127 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19128 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19130 (define_attr opx_mem, define_attr opy_mem): Remove.
19131 (define_attr op_mem): Clean up, update comment.
19132 (define_attr size): Use specific values instead of general int.
19133 (define_attr guess, define_attr split): Remove. Update all uses.
19134 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19135 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19136 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19137 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19138 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19139 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19140 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19141 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19142 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19143 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19144 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19145 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19146 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19147 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19148 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19149 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19150 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19151 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19152 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19153 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19154 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19155 Update or set attributes.
19156 (stack_tie): New fake instruction.
19158 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19159 (m68k_sched_attr_size): Update declaration.
19160 (m68k_sched_attr_type2): Remove.
19161 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19162 Declare new bypass predicates.
19164 * config/m68k/m68k.c (m68k_sched_issue_rate,
19165 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19167 (TARGET_SCHED_ISSUE_RATE,
19168 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19169 (override_options): Handle scheduling for ColdFire V4 core.
19170 (m68k_expand_prologue): Emit stack_tie.
19171 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19172 'OP_TYPE_FPN'. Update all uses.
19173 (sched_guess_p): Remove.
19174 (sched_address_type): Handle symbolic addresses.
19175 (sched_get_operand): New static function.
19176 (sched_operand_type): Merge into sched_attr_op_type.
19177 (sched_attr_op_type): Handle FP registers, handle quick constants,
19179 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19180 (m68k_sched_attr_size): Update. Move logic to ...
19181 (sched_get_attr_size_int): New static function.
19182 (sched_get_opxy_mem_type): New static function.
19183 (m68k_sched_attr_op_mem): Update.
19184 (m68k_sched_attr_type2): Remove.
19185 (sched_cfv4_bypass_data): New static variable.
19186 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19187 (m68k_sched_issue_rate): Implement scheduler hook.
19188 (struct _sched_ib: enabled_p): New field.
19189 (m68k_sched_variable_issue): Update. Handle V4.
19190 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19191 sched_dump_class_func_t, sched_dump_split_class,
19192 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19193 sched_dump_dfa_class, m68k_sched_dump): Remove.
19194 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19196 (m68k_sched_init_global): Remove statisctics dumping, introduce
19197 sanity check that all instructions have pipeline reservations. Handle
19199 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19200 Handle ColdFire V4 core.
19201 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19202 New static functions.
19203 (m68k_sched_address_bypass_p): New bypass predicate.
19204 (sched_get_indexed_address_scale): New static function.
19205 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19207 * cf.md: Update comments.
19208 (define_attr type2): Remove. Use 'type' attribute instead.
19210 (cf_ib): Rename to cfv123_ib. Update all uses.
19211 (cf_oep): Rename to cfv123_oep. Update all uses.
19212 (cf_chr): Rename to cfv123_chr. Update all uses.
19213 (cf_mem): Rename to cfv123_mem. Update all uses.
19214 (cf_mac): Move to more appropriate place.
19215 (cfv123_guess): New automaton and cpu_unit.
19216 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19217 Update uses of 'size' attribute. Handle before reload scheduling.
19218 (cfv123_guess): New dummy reservation for unhandled instructions.
19219 (cfv4_*): Pipeline description of ColdFire V4 core.
19220 (ignore): New reservation to handle 'ignore' type.
19222 2008-05-07 Ian Lance Taylor <iant@google.com>
19224 PR middle-end/36013
19225 * gimplify.c (find_single_pointer_decl_1): Don't look through
19227 (find_single_pointer_decl): Adjust comments.
19229 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19231 PR middle-end/36137
19232 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19233 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19235 PR middle-end/36106
19236 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19237 integral type rather than floating point, then VIEW_CONVERT_EXPR
19238 to the floating point type.
19240 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19242 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19243 TFmode op0 to register.
19245 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19247 * c-decl.c (grokdeclarator): Comment typo.
19249 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19251 * tree-flow.h: Remove prototype for computed_goto_p.
19252 * tree-cfg.c (computed_goto_p): Make static.
19254 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19257 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19258 (contains_aligned_value_p): This. Handle _Decimal128.
19259 (ix86_function_arg_boundary): Only align _Decimal128 to its
19260 natural boundary and handle it properly.
19262 2008-05-06 Martin Jambor <mjambor@suse.cz>
19264 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19265 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19266 (ipcp_method_set_orig_node): Removed.
19267 (ipcp_cval_get_cvalue_type): Removed.
19268 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19269 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19270 (ipcp_cval_set_cvalue_type): Removed.
19271 (ipcp_cval_get_cvalue): Removed.
19272 (ipcp_cval_set_cvalue): Removed.
19273 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19274 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19275 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19276 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19277 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19278 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19279 (ipcp_get_ith_lattice): Changed parameters.
19280 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19281 (ipcp_lattice_from_jfunc): Changed parameters.
19282 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19283 (ipcp_method_cval_print): Added temporary variable info.
19284 (ipcp_redirect): Removed already unused local variable caller.
19285 (ipcp_redirect): New temporary variable orig_callee_info
19286 (ipcp_redirect): Removed newly unused local variable callee.
19287 (ipcp_redirect): Removed (a bit confusing) local variable type.
19288 (ipcp_insert_stage): Added local variable info.
19289 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19291 (ipcp_formal_create): Removed.
19292 (ipcp_method_cval_set): Removed.
19293 (ipcp_propagate_stage): Renamed lattice variables.
19294 (ipcp_method_cval_set_cvalue_type): Removed.
19295 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19296 (ipcp_print_all_lattices): Changed printed strings to refer to
19297 lattices rather than cvals.
19298 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19299 (ipcp_propagate_const): Changed formal parameters.
19300 (build_const_val): Changed formal parameters.
19301 (ipcp_insert_stage): Removed useless variable cvalue
19302 (build_const_val): Changed formal parameters.
19303 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19304 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19305 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19306 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19307 (ipcp_print_func_profile_counts): Changed string from "method" to
19309 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19310 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19311 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19312 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19313 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19314 (ipcp_lat_is_const): Changed parameters and made inline.
19315 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19316 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19317 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19318 the predicate condition directly
19319 (ipcp_propagate_stage): Added local variable args. Removed local
19320 variable callee. (Both are mere code simplifications.)
19321 (ipcp_method_dont_insert_const): Renamed to
19322 ipcp_node_not_modifiable_p.
19323 (ipcp_node_not_modifiable_p): Made inline.
19324 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19325 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19326 (ipcp_print_all_lattices): Removed variable cvalue
19327 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19330 2008-05-06 Olivier Hainque <hainque@adacore.com>
19332 * tree-sra.c (try_instantiate_multiple_fields): Early return
19333 if field has POINTER_TYPE.
19335 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19337 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19338 by using 'q' specifier for instruction.
19339 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19341 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19343 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19344 Change mode of zero_extract from QImode to HImode.
19345 (sign bit tests peepholes): (Ditto.).
19347 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19349 * config/i386/mmx.md: Remove double backslashes from asm templates.
19350 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19351 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19352 to handle nonimmediate operands.
19353 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19354 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19355 to handle nonimmediate operands.
19356 (*mmx_<code>v2sf3_finite): New insn pattern.
19357 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19358 (mmx_<code>v2sf3): New expander. Use
19359 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19360 (mmx_<plusminus_insn><mode>3): New expander. Use
19361 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19362 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19363 (mmx_add<mode>3): Removed.
19364 (mmx_ssadd<mode>3): Ditto.
19365 (mmx_usadd<mode>3): Ditto.
19366 (mmx_sub<mode>3): Ditto.
19367 (mmx_sssub<mode>3): Ditto.
19368 (mmx_ussub<mode>3): Ditto.
19369 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19370 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19371 to handle nonimmediate operands.
19372 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19374 (mmx_smulv4hi3_highpart): New expander. Use
19375 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19376 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19378 (mmx_umulv4hi3_highpart): New expander. Use
19379 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19380 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19381 (mmx_<code>v4hi3): New expander. Use
19382 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19383 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19384 (mmx_<code>v8qi3): New expander. Use
19385 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19386 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19387 (mmx_<code><mode>3): New expander. Use
19388 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19390 2008-05-05 Jan Hubicka <jh@suse.cz>
19392 PR tree-optimization/36118
19393 * passes.c (pass_init_dump_file): Fix dump header.
19395 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19397 PR middle-end/36141
19398 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19399 VCE for function decls.
19401 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19403 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19405 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19407 * config/i386/i386.md (sat_plusminus): New.
19408 (plusminus_insn): Likewise.
19409 (plusminus_mnemonic): Likewise.
19411 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19412 (*<addsub><mode>3_cc_overflow): Renamed to ...
19413 (*<plusminus_insn><mode>3_cc_overflow): This.
19414 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19415 (*<plusminus_insn>si3_zext_cc_overflow): This.
19417 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19418 (<plusminus_insn><mode>3): This.
19419 (*<addsub><mode>3): Renamed to ...
19420 (*<plusminus_insn><mode>3): This.
19421 (<sse>_vm<addsub><mode>3): Renamed to ...
19422 (<sse>_vm<plusminus_insn><mode>3): This.
19423 (sse3_h<addsub>v4sf3): Renamed to ...
19424 (sse3_h<plusminus_insn>v4sf3): This.
19425 (sse3_h<addsub>v2df3): Renamed to ...
19426 (sse3_h<plusminus_insn>v2df3): This.
19427 (<plusminus_insn><mode>3): New.
19428 (*<plusminus_insn><mode>3): Likewise.
19429 (sse2_<plusminus_insn><mode>3): Likewise.
19430 (add<mode>): Removed.
19431 (*add<mode>3): Likewise.
19432 (sse2_ssadd<mode>3): Likewise.
19433 (sse2_usadd<mode>3): Likewise.
19434 (sub<mode>3): Likewise.
19435 (*sub<mode>3): Likewise.
19436 (sse2_sssub<mode>3): Likewise.
19437 (sse2_ussub<mode>3): Likewise.
19439 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19441 * gthr-single.h: Add in required interface elements as per gthr.h.
19442 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19443 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19444 Generalize UNUSED macro.
19445 (__gthread_once): Add.
19446 (__gthread_key_create): Add.
19447 (__gthread_key_delete): Add.
19448 (__gthread_getspecific): Add.
19449 (__gthread_setspecific): Add.
19451 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19453 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19454 the same size types for the indirect reference on the rhs, then
19457 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19459 * config/i386/i386.md
19460 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19461 one insn template instead of template series.
19462 (*xordi_1_rex64): Ditto.
19463 (*xordi_2_rex64): Ditto.
19465 2008-05-05 Ira Rosen <irar@il.ibm.com>
19467 PR tree-optimization/36119
19468 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19471 2008-06-04 Jan Hubicka <jh@suse.cz>
19473 tree-optimization/36100
19474 * tree-pass.h (pass_O0_always_inline): Declare.
19475 * ipa-inline.c (inline_transform): Remove dead code.
19476 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19477 pass_O0_always_inline): New.
19478 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19480 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19482 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19483 mnemonic in this_param move for TARGET_64BIT.
19485 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19487 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19488 (*strmovsi_rex_1): Ditto.
19489 (*strsetsi_1): Ditto.
19490 (*strsetsi_rex_1): Ditto.
19492 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19493 adddicc expanders using SWI mode iterator.
19495 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19498 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19501 2008-05-04 David S. Miller <davem@davemloft.net>
19503 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19504 (sparc*-*-linux*): Use linux.h in tm_file.
19505 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19506 compiler defaulting to 32-bit.
19507 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19509 * config/sparc/linux.h: Remove definitions now obtained
19510 properly from linux.h
19511 * config/sparc/linux64.h: Likewise.
19512 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19513 don't want this setting for 32-bit builds in a biarch compiler.
19514 * doc/install.texi: Add sparc-linux to list of targets
19515 supporting --enable-targets=all.
19517 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19519 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19521 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19523 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19524 after V4SI_FTYPE_V8HI.
19525 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19526 case V4SI_FTYPE_V2DF.
19528 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19530 * doc/invoke.texi (max-flow-memory-locations): Removed.
19531 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19533 2008-05-03 Richard Guenther <rguenther@suse.de>
19535 PR middle-end/34973
19536 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19538 2008-05-02 David S. Miller <davem@davemloft.net>
19540 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19542 2008-05-02 Simon Baldwin <simonb@google.com>
19545 * c-common.h (warn_array_subscript_range): Removed.
19546 * c-common.c (warn_array_subscript_range): Ditto.
19547 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19548 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19550 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19552 * config/i386/i386.c (ix86_special_builtin_type): New.
19553 (bdesc_special_args): Likewise.
19554 (ix86_expand_special_args_builtin): Likewise.
19555 (ix86_init_mmx_sse_builtins): Updated.
19556 (ix86_expand_builtin): Updated.
19557 (ix86_expand_store_builtin): Removed.
19558 (ix86_expand_unop_builtin): Likewise.
19560 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19561 * config/i386/mmintrin.h (__v2sf): Here.
19563 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19565 (_mm_loadl_pi): Likewise.
19566 (_mm_storeh_pi): Replace __v2si with __v2sf.
19567 (_mm_storel_pi): Likewise.
19569 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19570 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19571 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19572 __builtin_ia32_loadlpd.
19574 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19576 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19577 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19578 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19579 (ix86_init_mmx_sse_builtins): Updated.
19580 (ix86_expand_args_builtin): Likewise.
19581 (ix86_expand_builtin): Likewise.
19582 (ix86_expand_unop1_builtin): Renamed to ...
19583 (ix86_expand_unop_vec_merge_builtin): This.
19585 2008-05-01 Jan Hubicka <jh@suse.cz>
19588 * ipa-inline.c (inline_generate_summary): Make static.
19589 (inline_transform): Do not call inlining at -O0; make static.
19590 * passes.c (execute_todo): Add sanity check.
19591 (execute_one_ipa_transform_pass): Execute proper flags.
19593 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19595 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19596 (DECL_NONADDRESSABLE_P): Likewise.
19597 * alias.c (record_component_aliases): Fix comment.
19599 2008-05-01 Simon Baldwin <simonb@google.com>
19601 * c-common.h (warn_array_subscript_range): New function.
19602 * c-common.c (warn_array_subscript_range): Ditto.
19603 * tree-vrp.c (check_array_ref): Corrected code to agree with
19604 comment, ignoring only arrays of size 0 or size 1.
19605 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19607 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19609 * config/i386/i386.c (ix86_builtin_type): Replace
19610 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19611 (bdesc_args): Updated.
19612 (ix86_init_mmx_sse_builtins): Likewise.
19613 (ix86_expand_args_builtin): Likewise.
19615 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19618 * doc/extend.texi: Correct __builtin_ia32_palignr.
19620 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19623 * config/i386/i386.c (bdesc_crc32): Removed.
19624 (ix86_expand_crc32): Likewise.
19625 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19626 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19627 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19628 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19629 UINT_FTYPE_UINT_UCHAR.
19630 (bdesc_args): Updated. Add crc32 builtins.
19631 (ix86_init_mmx_sse_builtins): Updated.
19632 (ix86_expand_args_builtin): Updated to support subreg.
19634 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19636 2008-05-01 Jan Hubicka <jh@suse.cz>
19638 * tree-pass.h (opt_pass): Add IPA_PASS.
19639 (varpool_node, cgraph_node): Forward declare.
19640 (ipa_opt_pass): Define.
19641 (pass_ipa_inline): Turn into ipa_opt_pass.
19642 (pass_apply_inline): Remove.
19643 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19644 (apply_inline): Turn into ....
19645 (inline_transform): ... this one.
19646 (inline_generate_summary): New function.
19647 (pass_apply_inline): Remove.
19648 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19650 (struct function): Add ipa_transforms_to_apply.
19651 * passes.c (register_one_dump_file): Work on IPA_PASS.
19652 (init_optimization_passes): Remove pass_inline_parameters and
19654 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19655 (execute_one_pass) ... here; apply transforms when possible.
19656 (add_ipa_transform_pass, execute_ipa_summary_asses,
19657 execute_one_ipa_transform_pass): New.
19658 (execute_ipa_pass_list): Update for IPA_PASS type.
19660 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19662 * config/i386/i386.c (ix86_builtin_type): Add
19663 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19664 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19665 (bdesc_args): Add SSE4a builtins.
19666 (ix86_init_mmx_sse_builtins): Updated.
19667 (ix86_expand_args_builtin): Likewise.
19668 (ix86_expand_builtin): Likewise.
19670 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19672 * config/i386/i386.c (ix86_builtin_type): Add
19673 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19674 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19675 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19676 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19677 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19678 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19679 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19680 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19681 and DI_FTYPE_DI_DI_INT.
19682 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19683 (ix86_init_mmx_sse_builtins): Updated.
19684 (ix86_expand_args_builtin): Likewise.
19685 (ix86_expand_builtin): Likewise.
19686 (ix86_expand_binop_imm_builtin): Removed.
19688 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19690 2008-04-30 Richard Guenther <rguenther@suse.de>
19692 PR tree-optimization/32921
19693 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19695 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19697 * config/arm/arm.c (arm_unwind_emit): Use
19698 crtl->all_throwers_are_sibcalls instead of
19699 cfun->all_throwers_are_sibcalls.
19700 (arm_output_fn_unwind): Likewise.
19701 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19702 instead of cfun->uses_pic_offset_table.
19703 (frv_expand_prologue): Likewise.
19704 (frv_frame_pointer_required): Likewise.
19705 (frv_expand_fdpic_call): Likewise.
19706 (frv_emit_movsi): Likewise.
19707 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19708 cfun->returns_pcc_struct instead of
19709 current_function_returns_pcc_struct.
19710 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19711 instead of cfun->calls_eh_return.
19712 (m32c_pushm_popm): Likewise.
19713 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19714 "extern" declaration.
19716 2008-04-30 Richard Guenther <rguenther@suse.de>
19718 PR tree-optimization/21636
19719 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19721 (evaluate_stmt): Print the likely value.
19722 (ccp_visit_stmt): Avoid excessive vertical spacing.
19724 2008-04-30 Rafael Espíndola <espindola@google.com>
19726 * builtins.c (fold_call_expr): Return realret.
19727 * tree-ssa-threadedge.c
19728 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19729 __builtin_object_size.
19731 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19733 * gcc.c (wrapper_string): New variable.
19734 (insert_wrapper): New function.
19735 (execute): New option -wrapper.
19736 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19738 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19740 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19741 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19742 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19744 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19745 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19746 config/rs6000/e500crtres64gprctr.asm,
19747 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19748 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19749 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19750 config/rs6000/e500crtsav64gprctr.asm,
19751 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19752 config/rs6000/e500crtsavg64gprctr.asm: New files.
19753 * config/rs6000/t-ppccomm: Add build rules for new files.
19754 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19755 * config/rs6000/t-netbsd: Add build rules for new files.
19756 (LIB2FUNCS_STATIC_EXTRA): New variable.
19757 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19758 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19759 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19761 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19763 * config/i386/i386.c (ix86_builtin_type): Add
19764 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19765 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19766 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19767 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19768 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19769 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19770 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19771 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19772 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19773 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19774 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19775 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19776 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19777 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19778 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19779 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19780 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19781 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19782 V1DI_FTYPE_V2SI_V2SI.
19783 (bdesc_2arg): Moved to ...
19784 (bdesc_args): Here.
19785 (ix86_init_mmx_sse_builtins): Updated.
19786 (ix86_expand_args_builtin): Updated. Take a pointer
19787 to const struct builtin_description. Handle comparison
19789 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19790 (ix86_expand_builtin): Updated.
19792 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19793 (ssse3_pmaddubsw128): This.
19794 (ssse3_pmaddubswv4hi3): Renamed to ...
19795 (ssse3_pmaddubsw): This.
19797 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19798 (__builtin_ia32_packssdw128): Likewise.
19799 (__builtin_ia32_packuswb128): Likewise.
19800 (__builtin_ia32_pmaddubsw): Likewise.
19801 (__builtin_ia32_pmaddubsw128): Likewise.
19803 2008-04-30 Richard Guenther <rguenther@suse.de>
19805 PR tree-optimization/14847
19806 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19807 (recognize_bits_test): Use it.
19808 (recognize_single_bit_test): Likewise.
19810 2008-04-30 Martin Jambor <mjambor@suse.cz>
19812 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19813 instead of setting number of formal parameters to zero.
19814 (ipcp_init_stage): Do not set the number of actual parameters to zero
19816 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19817 which are called with variable number of arguments.
19818 (ipcp_insert_stage): Explicitely skipping all nodes which are
19819 called with variable number of arguments.
19820 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19821 number of parameters.
19823 * ipa-prop.h (struct ipa_node_params): Added flag
19824 called_with_var_arguments
19825 (ipa_set_param_count): Added. Changed sole setter to use it.
19826 (ipa_get_param_count): Added. All readers of param_count
19827 converted to use it instead.
19828 (ipa_set_called_with_variable_arg): Added.
19829 (ipa_is_called_with_var_arguments): Added.
19830 (ipa_get_ith_param): Added. All readers of param_decls converted
19832 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19834 (ipa_get_cs_argument_count): Added, all readers of argument_count
19836 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19839 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19840 (struct ipcp_lattice): Renamed cval_type to type
19841 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19843 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19844 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19845 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19846 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19847 (build_const_val): Changed the type of parameter cvalue to tree
19848 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19849 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19851 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19854 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19855 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19856 (ipa_add_method): Renamed to ipa_push_func_to_list
19857 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19858 (ipa_callsite_param_count): Removed.
19859 (ipa_callsite_param_count_set): Removed.
19860 (ipa_callsite_param): Removed.
19861 (ipa_callsite_callee): Removed.
19862 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19863 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19864 (ipa_method_formal_count): Removed.
19865 (ipa_method_formal_count_set): Removed.
19866 (ipa_method_get_tree): Removed.
19867 (ipa_method_tree_map_create): Removed.
19868 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19869 (ipa_create_param_decls_array): Creates the array itself
19870 (ipa_create_param_decls_array): Temporary variable info instead of
19871 a few dereferences.
19872 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19873 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19874 (get_type): Removed.
19875 (ipa_jf_get_info_type): Removed.
19876 (ipa_node_create): Renamed to ipa_create_node_params
19877 (ipa_free): Renamed to ipa_free_all_node_params
19878 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19879 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19880 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19881 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19882 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19883 ipa_free_all_edge_args
19884 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19885 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19886 (ipa_create_methodlist_node): Removed.
19887 (ipa_methodlist_method): Removed.
19888 (ipa_methodlist_method_set): Removed.
19889 (ipa_methodlist_next_method): Removed.
19890 (ipa_methodlist_next_method_set): Removed.
19891 (ipa_method_is_modified): Removed.
19892 (ipa_method_modify_create): Removed.
19893 (ipa_method_modify_init): Temporary variable info instead of a few
19895 (ipa_detect_param_modifications): Temporary variable info instead of
19896 a few dereferences.
19897 (ipa_compute_jump_functions): Temporary variable info instead of
19898 a few dereferences.
19899 (ipa_method_modify_set): Removed.
19900 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19901 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19902 than craph_node as the first parameter.
19903 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19904 (ipa_method_modify_init): Removed.
19905 (ipa_compute_jump_functions): Added a temp variable instead of
19906 repeatadly dereferencing the cgraph_edge.aux pointer
19907 (ipa_callsite_param_set_type): Removed.
19908 (ipa_compute_jump_functions): i renamed to index and moved to
19910 (ipa_callsite_param_set_info_type_formal): Removed.
19911 (ipa_callsite_param_set_info_type): Removed.
19912 (ipa_callsite_param_map_create): Removed.
19913 (ipa_callsite_tree): Removed.
19914 (ipa_callsite_caller): Removed.
19915 (ipa_pop_func_from_list): return_method removed to return_func
19917 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19918 prefixed all values with IPA_. Changed all users.
19919 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19920 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19921 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19922 (union parameter_info): Renamed to jump_func_value.
19923 (union jump_func_value): Renamed value to constant
19924 (struct ipa_jump_func): Renamed info_type to value
19925 (struct ipa_node): Renamed to ipa_node_params
19926 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19927 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19928 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19929 (struct ipa_edge): Renamed to ipa_edge_args
19930 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19931 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19932 (struct ipa_methodlist): Renamed to ipa_func_list
19933 (struct ipa_func_list): method_p renamed to node, next_method
19935 (ipa_methodlist_p): Removed, switched all users to struct pointer
19936 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19938 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19940 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19941 (rs6000_emit_epilogue): Use backchain to restore only when we
19942 have a large frame. Make use of frame pointer to restore if we
19943 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19945 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19947 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19948 Add mode to zero_extract.
19949 (sign bit tests peepholes): (Ditto.).
19951 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19953 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19954 Instructions in comments with SSE3.
19955 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19956 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19957 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19958 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19959 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19960 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19961 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19962 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19963 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19964 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19965 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19966 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19967 (bdesc_sse_args): Renamed to ...
19968 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19969 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19970 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19971 IX86_BUILTIN_FABSQ.
19972 (bdesc_1arg): Moved to ...
19973 (bdesc_args): Here.
19974 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19975 Instructions in comments with SSE3.
19976 (ix86_expand_sse_operands_builtin): Renamed to ...
19977 (ix86_expand_args_builtin): This. Updated.
19978 (ix86_expand_unop1_builtin): Update comments.
19979 (ix86_expand_builtin): Updated.
19981 2008-04-29 Richard Guenther <rguenther@suse.de>
19983 PR tree-optimization/36078
19984 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19985 Update virtual SSA form after cleaning up the CFG.
19987 2008-04-29 Richard Guenther <rguenther@suse.de>
19989 PR middle-end/15255
19990 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19992 2008-04-29 Richard Guenther <rguenther@suse.de>
19994 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19995 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19996 (compute_flow_insensitive_aliasing): Do not treat
19997 PTR_IS_REF_ALL pointers special.
19998 (get_smt_for): Likewise.
19999 (may_alias_p): Re-structure.
20000 (is_escape_site): A ref-all pointer conversion is not an escape site.
20001 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20002 PTR_IS_REF_ALL pointers special.
20003 * tree-ssa-structalias.h (struct alias_info): Remove
20004 ref_all_symbol_mem_tag field.
20005 (PTR_IS_REF_ALL): Remove.
20007 2008-04-29 Richard Guenther <rguenther@suse.de>
20009 PR middle-end/36077
20010 * fold-const.c (extract_muldiv_1): In combining division constants
20011 make sure to never overflow.
20013 2008-04-29 Nick Clifton <nickc@redhat.com>
20015 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20017 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20020 * optc-gen.awk: Work around HP-UX/IA awk bug.
20022 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20024 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20027 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20030 * config/i386/i386.md
20031 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20032 Change operand 1 predicate to nonimmediate_operand.
20034 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20037 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20039 * gengtype.c (walk_type, write_func_for_structure): Handle
20041 * doc/gty.texi: Document chain_circular.
20043 2008-04-28 Richard Guenther <rguenther@suse.de>
20045 PR tree-optimization/36066
20046 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20049 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20052 * config/i386/i386.md
20053 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20054 Use match_scratch instead of match_operand for operands 3 and 4.
20056 2008-04-27 Richard Guenther <rguenther@suse.de>
20058 PR tree-optimization/18754
20059 PR tree-optimization/34223
20060 * tree-pass.h (pass_complete_unrolli): Declare.
20061 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20062 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20063 Rewrite loop into loop closed SSA form if it is not already.
20064 (tree_unroll_loops_completely): Re-structure to iterate over
20065 innermost loops with intermediate CFG cleanups.
20066 Unroll outermost loops only if requested or the code does not grow
20068 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20069 loops are available.
20070 (tree_vectorize): Instead do so here.
20071 (tree_complete_unroll): Also unroll outermost loops.
20072 (tree_complete_unroll_inner): New function.
20073 (gate_tree_complete_unroll_inner): Likewise.
20074 (pass_complete_unrolli): New pass.
20075 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20076 uses outside of the loop.
20077 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20078 form if it is available.
20079 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20080 * passes.c (init_optimization_passes): Schedule complete inner
20081 loop unrolling pass before the first CCP pass after final inlining.
20083 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20085 * targhooks.h (default_emutls_var_fields,
20086 default_emutls_var_init): Declare.
20087 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20088 * target.h (struct gcc_target): Add struct emutls member.
20089 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20090 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20091 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20092 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20093 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20094 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20095 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20096 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20097 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20098 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20099 emit debug information.
20100 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20101 * varasm.c: Include targhooks.h.
20102 (emutls_object_section, emutls_tmpl_section): New.
20103 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20104 (EMUTLS_SEPARATOR): New.
20105 (prefix_name): New.
20106 (get_emutls_object_name): New.
20107 (default_emutls_var_fields): New, broken out of ...
20108 (get_emutls_object_type): ... here. Adjust to use target hooks.
20109 (get_emutls_init_templ_addr): Adjust to use target hooks.
20110 (emutls_decl): Adjust to use target hooks.
20111 (emutls_finish): Likewise.
20112 (default_emutls_var_init): New, broken out of ...
20113 (assemble_variable): ... here. Adjust to use target hooks.
20114 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20115 SECCAT_EMUTLS_TMPL.
20116 * c-common.c (handle_section_attribute): Prevent overriding
20117 sections for emulated tls with special sections.
20118 * config/i386/i386.c (x86_64_elf_select_section): Add
20119 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20120 (x86_64_elf_unique_section): Likewise.
20121 * config/vxworks.c: Include tree.h.
20122 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20123 (vxworks_override_options): Set TLS scheme.
20124 * doc/tm.texi (Emulated TLS): New node.
20126 2008-04-26 Simon Baldwin <simonb@google.com>
20129 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20130 with propagated string constants.
20132 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20134 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20135 constraint for operand 2 when operand 0 is memory operand.
20136 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20137 operand 0 is memory operand.
20138 (fix_trunc<mode>_i387_with_temp): Ditto.
20139 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20140 operand 2 when operand 1 is memory operand.
20141 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20142 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20143 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20144 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20145 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20146 operands 2,3 and 4 when operand 1 is memory operand.
20147 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20149 (fistdi2_floor_with_temp): Ditto.
20150 (fist<mode>2_floor_with_temp): Ditto.
20151 (fistdi2_ceil_with_temp): Ditto.
20152 (fist<mode>2_ceil_with_temp): Ditto.
20153 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20155 2008-04-26 David Daney <ddaney@avtrex.com>
20157 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20159 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20160 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20161 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20162 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20163 (compare_and_swap_12): New insn.
20164 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20165 * config/mips/mips.c (mips_force_binary): New function.
20166 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20167 (mips_expand_compare_and_swap_12): New function.
20168 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20170 2008-04-25 Jan Hubicka <jh@suse.cz>
20173 * cfgexpand.c (pass_expand): Turn into RTL pass.
20174 * passes.c (execute_one_pass): Do pass typechecking after execution.
20175 * tree-pass.h (pass_expand): Turn into RTL pass.
20177 * function.h (struct rtl_data): Move here fields
20178 accesses_prior_frames, calls_eh_return, saves_all_registers,
20179 has_nonlocal_goto, has_asm_statement, is_thunk,
20180 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20181 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20182 arg_pointer_save_area_init from struct function; turn into bool.
20183 (struct function): Move
20184 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20185 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20186 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20187 tail_call_emit, arg_pointer_save_area_init
20188 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20189 (current_function_returns_struct, current_function_returns_pcc_struct,
20190 current_function_calls_setjmp, current_function_calls_alloca,
20191 current_function_accesses_prior_frames,
20192 current_function_calls_eh_return, current_function_is_thunk,
20193 current_function_stdarg, current_function_profile,
20194 current_function_limit_stack, current_function_uses_pic_offset_table,
20195 current_function_uses_const_pool, current_function_has_nonlocal_label,
20196 current_function_saves_all_registers,
20197 current_function_has_nonlocal_goto,
20198 current_function_has_asm_statement): Remove accesor macros.
20199 * ra-conflict.c (global_conflicts): Update.
20200 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20201 (suitable_for_tail_call_opt_p): Update.
20202 * builtins.c (expand_builtin_return_addr): Update.
20203 (expand_builtin_setjmp_setup): Update.
20204 (expand_builtin_nonlocal_goto): Update.
20205 * final.c (final_start_function): Update.
20206 (profile_function): Update.
20207 (leaf_function_p): Update.
20208 (only_leaf_regs_used): Update.
20209 * df-scan.c (df_get_exit_block_use_set): Update.
20210 * dojump.c (clear_pending_stack_adjust): Update.
20211 * tree-stdarg.c (gate_optimize_stdarg): Update.
20212 * gimple-low.c (lower_function_body): Update.
20213 * global.c (compute_regsets): Update.
20214 (global_alloc): Update.
20215 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20216 * expr.c (expand_assignment): Update.
20217 * dse.c (dse_step0): Update.
20218 (dse_step1): Update.
20219 * c-decl.c (store_parm_decls): Update.
20220 * local-alloc.c (combine_regs): Update.
20221 (find_free_reg): Update.
20222 * function.c (assign_parms_augmented_arg_list): Update.
20223 (assign_parm_find_data_types): Update.
20224 (assign_parms): Update.
20225 (allocate_struct_function): Update.
20226 (expand_function_start): Update.
20227 (expand_function_end): Update.
20228 (get_arg_pointer_save_area): Update.
20229 (thread_prologue_and_epilogue_insns): Update.
20230 (rest_of_match_asm_constraints): Update.
20231 * stor-layout.c (variable_size): Update.
20232 * gcse.c (gcse_main): Update.
20233 (bypass_jumps): Update.
20234 * gimplify.c (gimplify_function_tree): Update.
20235 * calls.c (emit_call_1): Update.
20236 (expand_call): Update.
20237 * bt-load.c (compute_defs_uses_and_gen): Update.
20238 * except.c (sjlj_assign_call_site_values): Update.
20239 (sjlj_emit_function_enter): Update.
20240 (can_throw_external): Update.
20241 (set_nothrow_function_flags): Update.
20242 (expand_builtin_unwind_init): Update.
20243 (expand_eh_return): Update.
20244 (convert_to_eh_region_ranges): Update.
20245 (output_function_exception_table): Update.
20246 * emit-rtl.c (gen_tmp_stack_mem): Update.
20247 * cfgexpand.c (expand_used_vars): Update.
20248 (tree_expand_cfg): Update.
20249 * cfgcleanup.c (rest_of_handle_jump): Update.
20250 * explow.c (allocate_dynamic_stack_space): Update.
20251 * varasm.c (assemble_start_function): Update.
20252 (force_const_mem): Update.
20253 (mark_constant_pool): Update.
20254 * tree-optimize.c (tree_rest_of_compilation): Update.
20255 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20256 * tree-cfg.c (notice_special_calls): Update.
20257 (is_ctrl_altering_stmt): Update.
20258 (tree_can_make_abnormal_goto): Update.
20259 (tree_purge_dead_abnormal_call_edges): Update.
20260 * config/alpha/predicates.md: Update.
20261 * config/alpha/alpha.c (alpha_sa_mask): Update.
20262 (alpha_sa_size): Update.
20263 (alpha_does_function_need_gp): Update.
20264 (alpha_expand_prologue): Update.
20265 (alpha_start_function): Update.
20266 (alpha_output_function_end_prologue): Update.
20267 (alpha_expand_epilogue): Update.
20268 * config/frv/frv.c (frv_stack_info): Update.
20269 (frv_expand_epilogue): Update.
20270 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20271 (s390_register_info): Update.
20272 (s390_frame_info): Update.
20273 (s390_init_frame_layout): Update.
20274 (s390_can_eliminate): Update.
20275 (save_gprs): Update.
20276 * config/spu/spu.c (spu_split_immediate): Update.
20277 (need_to_save_reg): Update.
20278 (spu_expand_prologue): Update.
20279 (spu_expand_epilogue): Update.
20280 * config/sparc/sparc.md: Update.
20281 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20282 (sparc_tls_got): Update.
20283 (legitimize_pic_address): Update.
20284 (sparc_emit_call_insn): Update.
20285 (sparc_expand_prologue): Update.
20286 (output_return): Update.
20287 (print_operand): Update.
20288 (sparc_function_ok_for_sibcall): Update.
20289 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20290 * config/m32r/m32r.md: Update.
20291 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20292 (m32r_compute_frame_size): Update.
20293 (m32r_expand_prologue): Update.
20294 (m32r_expand_epilogue): Update.
20295 (m32r_legitimize_pic_address): Update.
20296 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20297 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20298 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20299 (gen_push): Update.
20300 (ix86_save_reg): Update.
20301 (ix86_compute_frame_layout): Update.
20302 (ix86_expand_prologue): Update.
20303 (ix86_expand_epilogue): Update.
20304 * config/sh/sh.c (output_stack_adjust): Update.
20305 (calc_live_regs): Update.
20306 (sh5_schedule_saves): Update.
20307 (sh_expand_prologue): Update.
20308 (sh_expand_epilogue): Update.
20309 (sh_setup_incoming_varargs): Update.
20310 (sh_allocate_initial_value): Update.
20311 (sh_get_pr_initial_val): Update.
20312 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20313 * config/sh/sh.md (label:): Update.
20314 * config/avr/avr.c (out_movhi_mr_r): Update.
20315 * config/crx/crx.h (enum): Update.
20316 * config/xtensa/xtensa.h (along): Update.
20317 * config/stormy16/stormy16.c Update.
20318 (xstormy16_compute_stack_layout): Update.
20319 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20320 (fr30_expand_prologue): Update.
20321 * config/cris/cris.c (cris_conditional_register_usage): Update.
20322 (cris_reg_saved_in_regsave_area): Update.
20323 (cris_initial_frame_pointer_offset): Update.
20324 (cris_simple_epilogue): Update.
20325 (cris_expand_prologue): Update.
20326 (cris_expand_epilogue): Update.
20327 (cris_expand_pic_call_address): Update.
20328 (cris_asm_output_symbol_ref): Update.
20329 (cris_asm_output_label_ref): Update.
20330 * config/cris/cris.md Update.
20331 * config/iq2000/iq2000.c (compute_frame_size): Update.
20332 (iq2000_expand_epilogue): Update.
20333 * config/mt/mt.h (save_direction): Update.
20334 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20335 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20336 (ia64_secondary_reload_class): Update.
20337 * config/m68k/m68k.c (m68k_save_reg): Update.
20338 (m68k_expand_prologue): Update.
20339 (m68k_expand_epilogue): Update.
20340 (legitimize_pic_address): Update.
20341 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20342 (first_reg_to_save): Update.
20343 (first_altivec_reg_to_save): Update.
20344 (compute_vrsave_mask): Update.
20345 (compute_save_world_info): Update.
20346 (rs6000_stack_info): Update.
20347 (spe_func_has_64bit_regs_p): Update.
20348 (rs6000_ra_ever_killed): Update.
20349 (rs6000_emit_eh_reg_restore): Update.
20350 (rs6000_emit_allocate_stack): Update.
20351 (rs6000_emit_prologue): Update.
20352 (rs6000_emit_epilogue): Update.
20353 (rs6000_output_function_epilogue): Update.
20354 (output_profile_hook): Update.
20355 (rs6000_elf_declare_function_name): Update.
20356 * config/rs6000/rs6000.h (rs6000_args): Update.
20357 * config/rs6000/rs6000.md: Update.
20358 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20359 * config/arc/arc.c (arc_output_function_epilogue): Update.
20360 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20361 * config/darwin.c (machopic_function_base_name): Update.
20362 * config/score/score3.c (score3_compute_frame_size): Update.
20365 (score3_epilogue): Update.
20366 * config/score/score7.c (score7_compute_frame_size): Update.
20367 (score7_prologue): Update.
20368 (score7_epilogue): Update.
20369 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20370 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20371 * config/arm/arm.c (use_return_insn): Update.
20372 (require_pic_register): Update.
20373 (arm_load_pic_register): Update.
20374 (arm_compute_save_reg0_reg12_mask): Update.
20375 (arm_compute_save_reg_mask): Update.
20376 (thumb1_compute_save_reg_mask): Update.
20377 (output_return_instruction): Update.
20378 (arm_output_function_prologue): Update.
20379 (arm_output_epilogue): Update.
20380 (arm_get_frame_offsets): Update.
20381 (arm_expand_prologue): Update.
20382 (thumb_pushpop): Update.
20383 (thumb_exit): Update.
20384 (thumb1_expand_prologue): Update.
20385 (thumb1_expand_epilogue): Update.
20386 (arm_unwind_emit): Update.
20387 (arm_output_fn_unwind): Update.
20388 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20389 * config/arm/arm.md: Update.
20390 * config/pa/pa.md: Update.
20391 * config/pa/pa.c (legitimize_pic_address): Update.
20392 (compute_frame_size): Update.
20393 (hppa_expand_prologue): Update.
20394 (hppa_expand_epilogue): Update.
20395 (borx_reg_operand): Update.
20396 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20397 (HARD_REGNO_RENAME_OK): Update.
20398 * config/mips/mips.c (mips_global_pointer): Update.
20399 (mips_save_reg_p): Update.
20400 (mips_compute_frame_info): Update.
20401 (mips_frame_pointer_required): Update.
20402 (mips_expand_prologue): Update.
20403 (mips_expand_epilogue): Update.
20404 (mips_can_use_return_insn): Update.
20405 (mips_reorg_process_insns): Update.
20406 * config/v850/v850.c (compute_register_save_size): Update.
20407 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20408 * config/mmix/mmix.c (along): Update.
20409 (mmix_expand_epilogue): Update.
20410 * config/bfin/bfin.c (legitimize_pic_address): Update.
20411 (must_save_p): Update.
20412 (stack_frame_needed_p): Update.
20413 (add_to_reg): Update.
20414 (bfin_expand_prologue): Update.
20415 * stmt.c (expand_asm_operands): Update.
20416 * reload1.c (reload): Update.
20417 (init_elim_table): Update.
20419 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20421 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20423 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20425 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20426 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20427 (mov<mode>): Removed.
20428 (*movv4sf_internal): Likewise.
20429 (*movv2df_internal): Likewise.
20431 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20433 * config.gcc (crx-*-elf): Remove deprecation.
20435 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20437 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20438 __gcc_deregister_frame with atexit.
20439 (deregister_frame_dtor): Remove.
20441 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20442 Nathan Sidwell <nathan@codesourcery.com>
20444 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20446 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20447 (rs6000_isel): Likewise.
20448 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20449 (rs6000_isel): New variable.
20450 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20452 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20455 * c-common.c (handle_vector_size_attribute): Call
20456 lang_hooks.types.reconstruct_complex_type instead of
20457 reconstruct_complex_type.
20458 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20459 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20460 * langhooks.h (struct lang_hooks_for_types): Add
20461 reconstruct_complex_type hook.
20462 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20463 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20465 2008-04-24 Richard Guenther <rguenther@suse.de>
20467 * c-common.h (check_builtin_function_arguments): Declare.
20468 * c-common.c (validate_nargs): New function.
20469 (check_builtin_function_arguments): Likewise.
20470 * c-typeck.c (build_function_call): Call
20471 check_builtin_function_arguments.
20472 * builtins.c (fold_builtin_classify): Remove error reporting code.
20473 (fold_builtin_unordered_cmp): Likewise.
20474 (fold_builtin_1): Likewise.
20475 (fold_builtin_n): Likewise.
20477 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20479 PR tree-optimization/36008
20480 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20481 the original op1, rather than delta by step.
20483 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20484 Sebastian Pop <sebastian.pop@amd.com>
20486 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20487 eliminate_local_variables_stmt, eliminate_local_variables,
20488 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20489 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20490 of code delimited by two edges in the CFG.
20491 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20492 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20493 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20494 the case of parallelisation of reductions.
20495 (expr_invariant_in_region_p): New.
20497 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20498 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20500 2008-04-24 Ira Rosen <irar@il.ibm.com>
20501 Richard Guenther <rguenther@suse.de>
20503 PR tree-optimization/36034
20504 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20505 incapable of dealing with loads with gaps.
20507 2008-04-24 Rafael Espíndola <espindola@google.com>
20509 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20510 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20511 vrp_evaluate_conditional.
20512 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20513 (vrp_evaluate_conditional): Split the cond argument.
20514 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20515 (simplify_stmt_for_jump_threading): Update call to
20516 vrp_evaluate_conditional.
20518 2008-04-24 Ira Rosen <irar@il.ibm.com>
20520 PR tree-optimization/35982
20521 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20522 interleaved data-refs are of the same type.
20524 2008-04-24 Danny Smith <dannysmith@users.net>
20526 * c-format.c (check_format_info_main): Use strncmp rather than a
20527 magic prefix to handle multichar length specs.
20528 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20529 Don't prefix "I64" and "I32" with '\0'.
20531 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20534 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20535 in registers for -m32 only if stdarg_p (fntype).
20537 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20539 PR rtl-optimization/36006
20540 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20541 temp to op0 in order to avoid invalid rtx sharing.
20543 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20545 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20546 check TREE_INVARIANT.
20547 * tree-gimple.c (is_gimple_address): New.
20548 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20549 * tree-gimple.h (is_gimple_address): New.
20550 * tree.h (decl_address_invariant_p): New.
20551 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20552 (build_string): Likewise.
20553 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20554 (tree_invariant_p_1): Likewise.
20555 (save_expr): Use it.
20556 (tree_invariant_p): New.
20557 (skip_simple_arithmetic): Use it.
20558 (stabilize_reference_1): Use it.
20559 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20561 (build1_stat): Drop code to compute TREE_INVARIANT.
20562 (build2_stat): Drop code to compute TREE_INVARIANT.
20563 (build3_stat): Drop code to compute TREE_INVARIANT.
20564 (build4_stat): Drop code to compute TREE_INVARIANT.
20565 (build5_stat): Drop code to compute TREE_INVARIANT.
20566 (build7_stat): Drop code to compute TREE_INVARIANT.
20567 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20568 * tree.h (struct tree_base): Remove invariant_flag.
20569 (TREE_INVARIANT): Remove.
20570 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20571 (fold_builtin_expect): Check TREE_CONSTANT.
20572 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20573 * c-tree.h (c_expr_to_decl): Drop third parameter.
20574 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20575 (build_c_cast): Don't set TREE_INVARIANT.
20576 (pop_init_level): Don't set TREE_INVARIANT.
20577 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20578 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20580 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20581 (gimplify_addr_expr): Adjust comment.
20582 * tree-mudflap.c (mf_build_string):
20583 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20584 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20585 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20586 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20587 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20588 * langhooks.h (struct lang_hooks): Drop third parameter from
20591 2008-04-23 Richard Guenther <rguenther@suse.de>
20593 PR tree-optimization/27799
20594 PR tree-optimization/32921
20595 PR tree-optimization/32624
20596 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20597 SMTs aliases and the tag itself into the solution.
20598 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20599 merge the points-to solution back into the SMT aliases.
20600 (may_alias_p): Use alias_set_subset_of instead of
20601 aliases_conflict_p. A pointer which points to
20602 memory with alias set zero may access any variable.
20604 2008-04-23 Richard Guenther <rguenther@suse.de>
20606 * alias.c (alias_set_subset_of): Correctly handle asking
20607 if zero is a subset of an alias set with zero child.
20608 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20609 (compute_flow_insensitive_aliasing): Correctly walk all
20610 pointers. Do not unnecessarily union sets.
20612 2008-04-23 Richard Guenther <rguenther@suse.de>
20614 PR middle-end/36021
20615 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20617 2008-04-22 Tomas Bily <tbily@suse.cz>
20619 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20621 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20623 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20624 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20625 * tree-inline.c (estimate_num_insns_1): Likewise.
20626 * varasm.c (const_hash_1, compare_constant, copy_constant)
20627 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20628 * emit-rtl.c (component_ref_for_mem_expr)
20629 (set_mem_attributes_minus_bitpos): Likewise.
20630 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20631 (is_aligning_offset): Likewise.
20632 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20633 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20634 * dojump.c (do_jump): Likewise.
20635 * builtins.c (get_pointer_alignment, get_memory_rtx)
20636 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20637 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20639 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20641 PR rtl-optimization/36017
20642 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20643 expanding the library call.
20645 2008-04-22 Ian Lance Taylor <iant@google.com>
20647 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20648 than size_in_bytes.
20650 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20652 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20653 of LR/CTR moves for Power6.
20655 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20657 PR middle-end/36003
20658 * passes.c (init_optimization_passes): Remove
20659 pass_fast_rtl_byte_dce.
20661 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20664 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20665 builtin functions to generate faster code.
20666 (_mm_cvtpu16_ps): Ditto.
20667 (_mm_cvtpi32x2_ps): Ditto.
20669 2008-04-22 Nick Clifton <nickc@redhat.com>
20671 * common.opt (ftree-loop-distribution): Add Optimization
20674 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20675 (frv_expand_builtin_va_start): Likewise.
20677 * config/arm/arm.c (thumb_find_work_register): Fix location of
20678 argument register count.
20680 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20682 Support scheduling for ColdFire V1 and V3 microarchitecture.
20683 Improve scheduling of multiplication instructions.
20685 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20686 (mac): New instruction attribute.
20687 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20688 (m68k_sched_mac): New variable.
20689 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20690 Handle cfv1 and cfv3.
20691 (max_insn_size): New static variable.
20692 (struct _sched_ib): New type.
20693 (sched_ib): New static variable.
20694 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20695 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20696 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20698 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20699 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20700 new variables. Update.
20701 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20702 Add modeling of cfv3 instruction buffer. Update.
20703 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20704 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20705 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20706 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20707 a particular reservation applies to.
20708 (type2): Reorganize attribute values. Rename alu to alu_reg,
20709 alu_l to alu, move_l to omove. Join move to alu. Split mul
20710 to mul_l and mul_w.
20711 (cf_ib_*): Simplify description of instruction buffer.
20712 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20713 (cf_mem): Split into cf_mem1 and cf_mem2.
20714 (cf_v2_move_??): Rename to cfv12_alu_??.
20715 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20716 (cf_v2_mul_??): Remove reservations.
20717 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20718 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20719 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20721 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20722 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20723 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20724 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20725 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20726 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20727 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20728 expansions of the above reservations for instructions of sizes
20731 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20733 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20735 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20737 * coverage.c: Include tree-pass.h.
20738 (coverage_counter_alloc): Print da_file_name to the dump file.
20740 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20742 * sbitmap.c (sbitmap_range_empty_p): New function.
20743 * sbitmap.h (sbitmap_range_empty_p): New function.
20744 * bitmap.h: Now includes obstack.h.
20746 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20747 Kenneth Zadeck <zadeck@naturalbridge.com>
20749 * dbgcnt.def (ra_byte_scan): Added.
20750 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20751 when the last hit happens for a counter.
20752 * timevar.def (TV_DF_BYTE_LR): New variable.
20753 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20754 * passes.c (pass_fast_rtl_byte_dce): New pass.
20755 * fwprop.c (update_df): Added mode to call df_ref_create.
20756 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20757 DF_REF_EXTRACT_OFFSET.
20758 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20759 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20761 (df_ref_extract): Added mode field.
20762 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20763 DF_REF_EXTRACT_OFFSET.
20764 (DF_REF_EXTRACT_MODE): New macro.
20765 (df_byte_lr_bb_info): New structure.
20766 (df_print_byte_regset, df_compute_accessed_bytes,
20767 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20768 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20769 df_byte_lr_simulate_uses,
20770 df_byte_lr_simulate_artificial_refs_at_top,
20771 df_byte_lr_simulate_artificial_refs_at_end,
20772 df_compute_accessed_bytes): New function.
20773 (df_ref_create): Add parameter.
20774 (df_byte_lr_get_bb_info): New inline function.
20775 * df-scan.c (df_ref_record, df_uses_record,
20776 df_ref_create_structure): Added mode parameter.
20777 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20778 df_defs_record, df_uses_record, df_get_conditional_uses,
20779 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20780 df_entry_block_defs_collect, df_exit_block_uses_collect):
20781 Added mode parameter to calls to df_ref_record, df_uses_record,
20782 df_ref_create_structure.
20783 (df_ref_equal_p, df_ref_compare): Added test for modes.
20784 (df_ref_create_structure): Added code to set mode. Renamed
20785 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20786 DF_REF_EXTRACT_OFFSET.
20787 * df-core.c (df_print_byte_regset): New function.
20788 * df-byte-scan.c: New file.
20789 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20790 calls to BITMAP_FREE.
20791 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20792 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20793 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20794 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20795 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20796 df_byte_lr_local_compute, df_byte_lr_init,
20797 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20798 df_byte_lr_transfer_function, df_byte_lr_free,
20799 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20800 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20801 df_byte_lr_simulate_uses,
20802 df_byte_lr_simulate_artificial_refs_at_top,
20803 df_byte_lr_simulate_artificial_refs_at_end): New function.
20804 * dce.c (byte_dce_process_block): New function.
20805 (dce_process_block): au is now passed in rather than computed
20806 locally. Changed loops that look at artificial defs to not look
20807 for conditional or partial ones, because there never are any.
20808 (fast_dce): Now is able to drive byte_dce_process_block or
20809 dce_process_block depending on the kind of dce being done.
20810 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20811 (rest_of_handle_fast_byte_dce): New function.
20812 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20813 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20815 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20818 * gcc.h: Added fortran options that take arguments to
20819 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20822 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20824 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20825 scalarization if on the LHS and not a full access.
20827 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20829 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20831 2008-04-18 Rafael Espíndola <espindola@google.com>
20833 * tree-vrp.c (find_case_label_index): Fix the binary search.
20834 (find_case_label_range): New.
20835 (vrp_visit_switch_stmt): Use find_case_label_range.
20836 (simplify_switch_using_ranges): Use find_case_label_range.
20838 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20840 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20841 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20843 2008-04-18 Tom Tromey <tromey@redhat.com>
20846 * doc/cpp.texi (Implementation-defined behavior): Mention
20849 2008-04-18 Ian Lance Taylor <iant@google.com>
20851 * fold-const.c (pointer_may_wrap_p): New static function.
20852 (fold_comparison): Add another test for pointer overflow. Use
20853 pointer_may_wrap_p to disable some false positives.
20855 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20857 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20858 (fname_as_string): Match updated cpp_interpret_string prototype.
20859 (fix_string_type): Support char16_t* and char32_t*.
20860 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20861 derivative) nodes. Register as builtin if C++0x.
20862 (c_parse_error): Support CPP_CHAR{16,32}.
20863 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20864 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20865 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20866 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20867 CTI_CHAR32_ARRAY_TYPE>: New elements.
20868 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20869 char32_type_node, signed_char32_type_node, char16_array_type_node,
20870 char32_array_type_node): New defines.
20871 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20872 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20873 (lex_string): Support CPP_STRING{16,32}, match updated
20874 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20875 (lex_charconst): Support CPP_CHAR{16,32}.
20876 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20877 and CPP_STRING{16,32}.
20879 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20882 * aclocal.m4: Regenerate.
20883 * configure: Regenerate.
20885 2008-04-18 Jan Hubicka <jh@suse.cz>
20887 * except.c (dw2_size_of_call_site_table,
20888 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20890 * cgraphbuild.c (build_cgraph_edges): Update.
20891 * tree-pass.h: Update comment.
20892 * final.c (leaf_function_p): Update.
20893 (leaf_renumber_regs): Update.
20894 (rest_of_clean_state): Update.
20895 * omp-low.c (expand_omp_parallel): Update.
20896 * ipa-reference.c (analyze_function): Update.
20897 * reorg.c (find_end_label): Update.
20898 (optimize_skip): Update.
20899 (fill_simple_delay_slots): Update.
20900 (fill_simple_delay_slots): Update.
20901 (make_return_insns): Update.
20902 (dbr_schedule): Update.
20903 * gimple-low.c (record_vars_into): Update.
20904 * cfgbuild.c (make_edges): Update.
20905 * function.c (assign_stack_local): Update.
20906 (assign_parm_adjust_stack_rtl): Update.
20907 (locate_and_pad_parm): Update.
20908 (allocate_struct_function): Do not initialize stack_alignment_needed
20909 and preferred_stack_boundary here.
20910 (stack_protect_prologue): Update.
20911 (stack_protect_epilogue): Update.
20912 (expand_function_start): Initialize stack_alignment_needed,
20913 preferred_stack_boundary and max_jumptable_ents.
20914 (expand_function_end): Update.
20915 (free_after_compilation): Do not NULLify epilogue_delay_list.
20916 * function.h (struct rtl_data): Add stack_protect_guard,
20917 stack_alignment_needed,
20918 preferred_stack_boundary, epilogue_delay_list.
20919 (struct function): Remove value_histograms, stack_alignment_needed,
20920 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20922 unexpanded_var_list, stack_protect_guard.
20923 (current_function_epilogue_delay_list): Remove.
20924 * ipa-type-escape.c (analyze_function): Update.
20925 * gimplify.c (pop_gimplify_context): Update comment.
20926 * calls.c (expand_call): Update.
20927 (emit_library_call_value_1): Update.
20928 * except.c (set_nothrow_function_flags): Update.
20929 * cfgexpand.c (get_decl_align_unit): Update.
20930 (create_stack_guard): Update.
20931 (estimated_stack_frame_size): Update.
20932 (expand_used_vars): Update.
20933 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20934 * explow.c (allocate_dynamic_stack_space): Update.
20935 * tree-ssa-live.c (remove_unused_locals): Update.
20936 * varasm.c (mark_constant_pool): Update.
20937 * tree-inline.c (remap_decls): Update.
20938 (initialize_cfun): Update.
20939 (declare_return_variable): Update.
20940 (inline_forbidden_p): Update.
20941 (expand_call_inline): Update.
20942 (declare_inline_vars): Update.
20943 (tree_function_versioning): Update.
20944 * tree-flow.h (value_histograms): New.
20945 (VALUE_HISTOGRAMS): New macro.
20946 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20948 * tree-cfg.c (set_bb_for_stmt): Update.
20949 (replace_by_duplicate_decl): Update.
20950 (move_block_to_fn): Update.
20951 (new_label_mapper): Update.
20952 (dump_function_to_file): Update.
20953 * ipa-struct-reorg.c (build_data_structure): Update.
20954 * cfgrtl.c (print_rtl_with_bb): Update.
20955 * reload1.c (reload): Update.
20957 * config/i386/i386.c (setup_incoming_varargs_64,
20958 ix86_compute_frame_layout): Update.
20959 * config/arc/arc.c (arc_output_function_epilogue): Update.
20961 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20963 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20964 for FreeBSD as well.
20965 * gthr-posix95.h: Likewise.
20967 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20969 PR rtl-optimization/35838
20970 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20971 out the byte offset of the first subreg.
20973 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20975 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20976 to split_ti instead of three separate calls with single member arrays.
20977 (subti3 splitter): Ditto.
20978 (adddi3 splitter): Ditto with split_di.
20979 (subdi3 splitter): Ditto.
20980 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20981 two separate calls with single member arrays. Swap match_dup
20982 operands 1 and 2 to better fit into the array.
20983 (negdi2 splitter): Ditto with split_di.
20984 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20985 two separate calls with single member arrays. Swap match_dup operands
20986 6 and 7 to better fit into the array.
20988 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20990 * config/i386/i386.c (sse_builtin_type): New.
20991 (bdesc_sse_args): Likewise.
20992 (bdesc_sse_3arg): Removed.
20993 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20994 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20995 IX86_BUILTIN_ROUNDPS.
20996 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20997 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20998 IX86_BUILTIN_ROUNDPS.
20999 (ix86_expand_sse_4_operands_builtin): Removed.
21000 (ix86_expand_sse_operands_builtin): New.
21001 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21002 and CODE_FOR_sse4_1_roundps.
21003 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21004 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21006 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21009 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21010 regs before frame pop when needed. If use_backchain_to_restore_sp
21011 then load backchain into a temp reg to restore vr and vrsave. Add
21012 code to restore vr after frame pop if possible.
21014 2008-04-17 Richard Guenther <rguenther@suse.de>
21016 * tree-vn.c (expressions_equal_p): Do not check type
21017 equality or compatibility before calling operand_equal_p.
21018 * fold-const.c (operand_equal_p): Check equivalence of
21019 integer constants before bailing out due to signedness or
21020 precision differences.
21021 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21022 spurious differences in type qualification. Ignore types
21023 for COMPONENT_REFs at all.
21025 2008-04-17 Christian Bruel <christian.bruel@st.com>
21027 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21028 msw_skip comparison.
21030 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21033 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21036 PR tree-optimization/35899
21037 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21038 rather than TREE_OPERAND.
21040 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21043 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21044 temporary registers. Change operand predicate to general_operand.
21045 (remainderxf3): Ditto.
21047 2008-04-16 Richard Guenther <rguenther@suse.de>
21049 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21050 * tree-affine.c (aff_combination_expand): Look through some
21053 2008-04-15 Doug Kwan <dougkwan@google.com>
21055 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21057 * tree-pretty-print.c (dump_generic_node): Ditto.
21058 * final.c (output_addr_const): Ditto.
21059 * dwarf2out.c (output_cfi): Ditto.
21060 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21061 * print-rtl.c (print_rtx): Ditto.
21062 * print-tree.c (print_node_brief, print_node): Ditto.
21063 * c-common.c (match_case_to_enum_1): Ditto.
21064 * sched-vis.c (print_value): Ditto.
21065 * config/i386/i386.c (print_operand): Cast to long unsigned int
21068 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21069 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21070 MS Windows VirtualProtect function.
21072 2008-04-15 Jan Hubicka <jh@suse.cz>
21074 * gengtype.c (write_root): Param_is argument is OK.
21075 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21076 * function.h: Include varray.h
21077 (rtl_eh): New stucture based on except.c one.
21078 (call_site_record): New forward declaration and vector type.
21079 * calls.c (emit_call_1): Do not call
21080 note_current_region_may_contain_throw.
21081 * except.c (eh_status): Remove cur_region, try_region since they are
21083 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21084 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21085 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21086 Remove call_site_data_used, call_site_data_size.
21087 Turn call_site_record into vector in function.h.
21088 (note_current_region_may_contain_throw): Remove.
21089 (get_exception_pointer, get_exception_filter): Do not take struct
21090 function argument; update.
21091 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21092 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21093 build_post_landing_pads, dw2_build_landing_pads,
21094 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21095 sjlj_emit_function_enter, sjlj_emit_function_enter,
21096 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21097 sjlj_build_landing_pads, finish_eh_generation,
21098 remove_exception_handler_label, remove_eh_handler,
21099 maybe_remove_eh_handler, add_reachable_handler,
21100 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21101 add_action_record, collect_one_action_chain, add_call_site,
21102 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21103 sjlj_output_call_site_table, output_function_exception_table,
21104 * except.h (note_current_region_may_contain_throw): Remove
21105 (get_exception_pointer, get_exception_filter): Do not take struct
21107 * Makefile.in (GTFILES): Put varargs before struct function.
21109 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21111 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21112 punt for STRING_CST.
21113 (get_constraint_for): Deal with STRING_CST here instead.
21115 2008-04-15 Richard Guenther <rguenther@suse.de>
21117 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21118 statements in a basic-block with a backward walk. Do not
21119 substitute into dead statements but instead remove those.
21121 2008-04-15 Richard Guenther <rguenther@suse.de>
21123 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21124 to zero, thus disable creation of SFTs.
21126 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21128 * tree-predcom.c (suitable_reference_p): Return false if the
21129 reference can throw.
21131 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21134 * c-decl.c (finish_decl): If extern or static var has variable
21135 size, set TREE_TYPE (decl) to error_mark_node.
21137 2008-04-15 Rafael Espíndola <espindola@google.com>
21139 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21142 2008-04-15 Richard Guenther <rguenther@suse.de>
21144 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21145 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21146 (visit_reference_op_load): Do walk vuse-vdef chains on
21147 vn_reference_lookup.
21148 (visit_reference_op_store): But do not here.
21149 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21150 vn_reference_lookup.
21151 (vn_lookup_with_vuses): But do so here.
21153 2008-04-14 Ian Lance Taylor <iant@google.com>
21155 * fold-const.c (fold_overflow_warning): Remove assertion.
21157 2008-04-15 Ben Elliston <bje@au.ibm.com>
21159 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21160 temp1 local variables.
21162 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21165 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21166 ".text.unlikely" section as executable.
21168 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21170 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21171 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21172 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21173 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21174 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21175 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21176 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21178 2008-04-14 Ian Lance Taylor <iant@google.com>
21180 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21181 * fold-const.c (fold_comparison): If appropriate, test
21182 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21183 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21184 reassociating a pointer type.
21185 * doc/invoke.texi (Optimize Options): Document that
21186 -fstrict-overflow applies to pointer wraparound.
21188 2008-04-13 Jan Hubicka <jh@suse.cz>
21190 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21192 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21194 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21195 we are going to "save the world".
21197 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21199 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21200 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21201 operand 0 constraint, not "=".
21203 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21205 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21207 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21209 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21210 of size of positions_needed * CHAR_BIT.
21212 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21214 PR middle-end/35897
21215 * dse.c (store_info): Change positions_needed to unsigned
21217 (lowpart_bitmask): New.
21218 (record_store): Cast to unsigned HOST_WIDE_INT for
21219 positions_needed. Assert width <= size of positions_needed *
21220 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21221 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21222 lowpart_bitmask to set mask.
21224 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21226 * config/bfin/constraints.md: New file.
21227 * config/bfin/bfin.md: Include it.
21228 (adddi3): Use satisfies_constraint functions instead of the old macros.
21229 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21230 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21231 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21232 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21233 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21234 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21235 EXTRA_CONSTRAINT): Delete.
21236 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21237 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21239 * config/bfin/bfin.c: Include "tm-constrs.h".
21240 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21241 Use satisfies_constraint functions instead of the old macros.
21242 * doc/md.texi (Blackfin Constraints): Update file name reference.
21244 2008-04-11 Richard Guenther <rguenther@suse.de>
21246 PR tree-optimization/35869
21247 * tree-vrp.c (execute_vrp): Move switch statement update after
21248 jump threading. Schedule another cfg cleanup run.
21250 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21253 * attribs.c (decl_attributes): Return early on errorneous node.
21255 2008-04-10 Oleg Ryjkov <olegr@google.com>
21257 * tree.h (struct tree_base): Added a new flag default_def_flag.
21258 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21260 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21262 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21264 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21267 * pa.md: Define mode iterator P. Define mode attribute dwc.
21268 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21269 (icacheflush): Likewise.
21270 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21271 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21273 2008-04-11 Ben Elliston <bje@au.ibm.com>
21275 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21277 2008-04-10 Rafael Espíndola <espindola@google.com>
21279 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21280 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21281 (extract_range_from_expr): The same.
21283 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21285 * config/mips/mips.md (GPR2): New mode iterator.
21286 (seq): Add comment.
21287 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21288 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21289 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21290 Rewrite these to take two modes, the mode of comparison and the
21291 mode of the destination.
21292 * config/mips/mips.c (mips_expand_scc): Instead of having
21293 paradoxical subreg as destination, expand "narrowing" scc if mode
21294 of comparison is SI and target is requested in DI mode.
21295 (mips_emit_int_order_test): Update comment. Make mode of
21296 comparison match CMP0 rather than TARGET. When creating inverse
21297 target use mode of TARGET.
21299 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21301 * gcov-dump.c (tag_summary): Only print summaries for the first
21302 GCOV_COUNTERS_SUMMABLE counters.
21304 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21306 * config/i386/i386.md (absneg): New code iterator.
21307 (absnegprefix): New code attribute.
21308 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21309 patterns using absneg code iterator.
21310 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21311 using absneg code iterator.
21312 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21313 *neg<mode>2 patterns using absneg code iterator.
21314 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21315 *negextendsfdf2 patterns using absneg code iterator.
21316 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21317 *negextendsfxf2 patterns using absneg code iterator.
21318 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21319 *negextendsfdf2 patterns using absneg code iterator.
21320 * config/i386/sse.md (<code><mode>2): Macroize expander from
21321 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21323 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21325 * config/s390/s390.h: Remove the remains of the recent search
21326 & replace action of current_function_outgoing_args_size.
21328 2008-04-10 Ira Rosen <irar@il.ibm.com>
21330 PR tree-optimization/35821
21331 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21332 NEW_STMT_LIST is not NULL.
21334 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21337 * toplev.c (process_options): Remove -ffunction-sections debugging
21340 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21342 PR middle-end/PR28690
21343 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21344 than gen_rtx_fmt_ee to perform more canonicalizations.
21346 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21349 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21351 2008-04-09 Richard Guenther <rguenther@suse.de>
21353 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21354 (dump_function_to_file): Dump function arguments with types.
21356 2008-04-08 Richard Guenther <rguenther@suse.de>
21358 * fold-const.c (fold_widened_comparison): Do not allow
21359 sign-changes that change the result.
21361 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21364 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21365 kinds of indirect references.
21367 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21369 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21370 GNU Fortran language string.
21372 2008-04-08 Rafael Espíndola <espindola@google.com>
21374 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21375 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21376 * tree.h (tree_call_nonnegative_warnv_p): New.
21378 2008-04-08 Jan Hubicka <jh@suse.cz>
21380 * function.c (free_after_compilation): Clear out regno_reg_rtx
21383 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21386 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21388 PR middle-end/PR28690
21389 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21390 same precedence as REG_POINTER and MEM_POINTER operands.
21392 2008-04-08 Richard Guenther <rguenther@suse.de>
21394 PR middle-end/35834
21395 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21396 for adding index to base.
21398 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21400 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21401 (MINGW_ENABLE_EXECUTE_STACK): New.
21402 (IN_LIBGCC2): For libgcc include windows.h file for
21403 function declarations.
21405 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21407 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21408 and tem2 if tem1 is not a REG or MULT.
21410 2008-04-08 Jan Hubicka <jh@suse.cz>
21412 * function.h (incomming_args): Break out of struct function.
21413 (function_subsections): Break out of struct function.
21414 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21415 return_rtx and hard_reg_initial_vals from struct function.
21416 Kill inl_max_label_num.
21417 (current_function_pops_args, current_function_args_info,
21418 current_function_args_size, current_function_args_size,
21419 current_function_pretend_args_size,
21420 current_function_outgoing_args_size,
21421 current_function_internal_arg_pointer, current_function_return_rtx):
21422 Kill compatibility accestor macros.
21423 * builtins.c (expand_builtin_apply_args_1): Update.
21424 (expand_builtin_next_arg): Update.
21425 * df-scan.c (df_get_call_refs): Update.
21426 * dbxout.c (dbxout_function_end): Update.
21427 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21428 (output_line_info): Update.
21429 (secname_for_decl): Update.
21430 (dwarf2out_var_location): Update.
21431 * function.c (free_after_compilation): Update.
21432 (assign_parm_find_stack_rtl): Update.
21433 (assign_parms): Update.
21434 (expand_dummy_function_end): Update.
21435 (expand_function_end): Update.
21436 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21437 (expand_call): Update.
21438 (emit_library_call_value_1): Update.
21439 (store_one_arg): Update.
21440 * varasm.c (initialize_cold_section_name): Update.
21441 (unlikely_text_section): Update.
21442 (unlikely_text_section_p): Update.
21443 (assemble_start_function): Update.
21444 (assemble_end_function): Update.
21445 (default_section_type_flags): Update.
21446 (switch_to_section): Update.
21447 * integrate.c (set_decl_abstract_flags): Update.
21448 (get_hard_reg_initial_val): Update.
21449 (has_hard_reg_initial_val): Update.
21450 (allocate_initial_values): Update.
21451 * resource.c (init_resource_info): Update.
21452 * config/alpha/alpha.c (NUM_ARGS): Update.
21453 (direct_return): Update.
21454 (alpha_va_start): Update.
21455 (alpha_sa_size): Update.
21456 (alpha_initial_elimination_offset): Update.
21457 (alpha_expand_prologue): Update.
21458 (alpha_start_function): Update.
21459 (alpha_expand_epilogue): Update.
21460 (unicosmk_initial_elimination_offset):
21461 * config/alpha/alpha.md (call expander): Update.
21462 * config/s390/s390.c (s390_register_info): Update.
21463 (s390_register_info): Update.
21464 (s390_frame_info): Update.
21465 (s390_initial_elimination_offset): Update.
21466 (s390_build_builtin_va_list): Update.
21467 (s390_va_start): Update.
21468 * config/spu/spu.c (direct_return): Update.
21469 (spu_expand_prologue): Update.
21470 (spu_initial_elimination_offset): Update.
21471 (spu_build_builtin_va_list): Update.
21472 (spu_va_start): Update.
21473 * config/sparc/sparc.c (sparc_init_modes): Update.
21474 (sparc_compute_frame_size): Update.
21475 (function_value): Update.
21476 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21477 * config/i386/i386.md (return expander): Update.
21478 * config/i386/i386.c (ix86_va_start): Update.
21479 (ix86_can_use_return_insn_p): Update.
21480 (ix86_compute_frame_layout): Update.
21481 (ix86_expand_epilogue): Update.
21482 * config/sh/sh.c (output_stack_adjust): Update.
21483 (calc_live_regs): Update.
21484 (sh_expand_prologue): Update.
21485 (sh_builtin_saveregs): Update.
21486 (sh_va_start): Update.
21487 (initial_elimination_offset): Update.
21488 (sh_allocate_initial_value): Update.
21489 (sh_function_ok_for_sibcall): Update.
21490 (sh_get_pr_initial_val): Update.
21491 * config/sh/sh.md (return expander): Update.
21492 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21493 * config/crx/crx.c (crx_compute_frame): UPdate.
21494 (crx_initial_elimination_offset): UPdate.
21495 * config/xtensa/xtensa.c (compute_frame_size): Update
21496 (xtensa_builtin_saveregs): Update.
21497 (xtensa_va_start): Update.
21498 (order_regs_for_local_alloc): Update.
21499 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21500 (xstormy16_expand_builtin_va_start): Update.
21501 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21502 * config/m68hc11/m68hc11.md (return expanders): Update.
21503 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21504 (expand_epilogue): Update.
21505 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21506 (cris_simple_epilogue): Update.
21507 (cris_expand_prologue): Update.
21508 (cris_expand_epilogue): Update.
21509 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21510 (compute_frame_size): Update.
21511 * config/mt/mt.c (mt_compute_frame_size): Update.
21512 * config/mn10300/mn10300.c (expand_prologue): Update.
21513 (expand_epilogue): Update.
21514 (initial_offset): Update.
21515 (mn10300_builtin_saveregs):
21516 * config/mn10300/mn10300.md (return expander): Update.
21517 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21518 (ia64_initial_elimination_offset): Update.
21519 (ia64_initial_elimination_offset): Update.
21520 (ia64_expand_prologue): Update.
21521 * config/m68k/m68k.md (return expander): Update.
21522 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21523 (rs6000_stack_info): Update.
21524 * config/mcore/mcore.c (layout_mcore_frame): Update.
21525 (mcore_expand_prolog): Update.
21526 * config/arc/arc.c (arc_compute_frame_size): Update.
21527 * config/score/score3.c (score3_compute_frame_size): Update.
21528 * config/score/score7.c (score7_compute_frame_size): Update.
21529 * config/arm/arm.c (use_return_insn): Update.
21530 (thumb_find_work_register): Update.
21531 (arm_compute_save_reg_mask): Update.
21532 (arm_output_function_prologue): Update.
21533 (arm_output_epilogue): Update.
21534 (arm_size_return_regs): Update.
21535 (arm_get_frame_offsets): Update.
21536 (arm_expand_prologue): Update.
21537 (thumb_exit): Update.
21538 (thumb_unexpanded_epilogue): Update.
21539 (thumb1_output_function_prologue): Update.
21540 * config/pa/pa.md (return expander): Update.
21541 * config/pa/pa.c (compute_frame_size): Update.
21542 (hppa_builtin_saveregs): Update.
21543 * config/mips/mips.c (mips_va_start): Update.
21544 (mips16_build_function_stub): Update.
21545 (mips_compute_frame_info): Update.
21546 (mips_restore_gp): Update.
21547 (mips_output_function_prologue): Update.
21548 (mips_expand_prologue): Update.
21549 * config/v850/v850.c (compute_frame_size): Update.
21550 (expand_prologue): * config/mmix/mmix.c (along): update.
21551 (mmix_initial_elimination_offset): update.
21552 (mmix_reorg): update.
21553 (mmix_use_simple_return): update.
21554 (mmix_expand_prologue): update.
21555 (mmix_expand_epilogue): Update.
21556 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21557 (emit_link_insn): Update.
21559 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21561 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21562 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21564 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21567 2008-04-07 Jan Hubicka <jh@suse.cz>
21569 * function.h (rtl): Rename to x_rtl.
21570 (crtl): New define.
21571 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21572 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21573 used_temp_slots avail_temp_slots, temp_slot_level,
21574 nonlocal_goto_handler_labels): Update accesstors.
21575 (rtl): New global variable.
21576 (struct function): Move some fileds to rtl_data.
21577 (get_arg_pointer_save_area): Update prototype.
21578 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21579 get_arg_pointer_save_area.
21580 * expr.c (init_expr): Update
21581 * function.c (get_frame_size): Update
21582 (assign_stack_local): Update
21583 (expand_function_end): Update.
21584 (get_art_pointer_save_area): Update
21586 * emit-rtl.c (rtl): Declare.
21587 (regno_reg_rtx): Declare.
21588 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21590 (gen_reg_rtx): Update.
21591 * varasm.c (n_deferred_constatns): Update accestor.
21592 (init_varasm_status): Do not allocate varasm_status.
21593 (force_const_mem, get_pool_size, output_constant_pool): Update.
21594 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21595 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21596 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21597 * sparc/sparc.h (INIT_EXPANDERS): Update.
21598 * ia64/ia64.h (INIT_EXPANDERS): Update.
21600 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21602 * reload.c (push_secondary_reload): Add missing break to for loop.
21604 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21606 PR middle-end/PR28690
21607 * rtlanal.c: Update copyright years.
21608 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21609 as REG_POINTER and MEM_POINTER operands.
21610 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21611 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21612 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21613 * gcse.c: Update copyright years.
21614 (pre_delete): Call gen_reg_rtx_and_attrs.
21615 (hoist_code): Likewise.
21616 (build_store_vectors): Likewise.
21617 (delete_store): Likewise.
21618 * loop-invariant.c (move_invariant_reg): Likewise.
21619 Update copyright years.
21621 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21623 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21624 control string instead of quoted.
21626 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21628 * doc/rtl.texi: Rewrite of subreg section.
21630 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21633 * config/i386/i386.c (legitimize_pic_address): Add treating
21634 of dllimport SYM_REF's.
21635 (legitimize_dllimport_symbol): Add prototype.
21637 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21639 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21640 reference in constructor with non self-referential type.
21642 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21644 Removal of Return with Depressed Stack Pointer support
21645 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21646 (ECF_SP_DEPRESSED): Likewise.
21647 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21648 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21649 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21650 (expand_call): Do not test ECF_SP_DEPRESSED.
21651 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21652 * function.c (keep_stack_depressed): Delete.
21653 (handle_epilogue_set): Likewise.
21654 (update_epilogue_consts): Likewise.
21655 (emit_equiv_load): Likewise.
21656 (thread_prologue_and_epilogue_insns): Remove support for Return with
21657 Depressed Stack Pointer.
21658 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21660 2008-04-06 Richard Guenther <rguenther@suse.de>
21662 PR tree-optimization/35400
21663 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21664 information from SSA_NAMEs.
21666 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21668 * config/avr/avr.h (avr_mega_p): Remove declaration.
21669 (AVR_MEGA): Remove macro.
21670 * config/avr/avr.c (avr_mega_p): Remove variable.
21671 (avr_override_options): Remove inicializion of avr_mega_p.
21672 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21673 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21674 (avr_jump_mode): (Ditto.).
21675 (avr_output_progmem_section_asm_op): (Ditto.).
21676 (avr_asm_init_sections): (Ditto.).
21677 (avr_asm_init_sections): (Ditto.).
21678 (avr_rtx_costs): (Ditto.).
21679 * config/avr/avr.md: (Ditto.).
21680 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21683 2008-04-06 Richard Guenther <rguenther@suse.de>
21685 PR tree-optimization/35842
21686 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21687 is_gimple_invariant_address.
21689 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21691 * gcc.c (default_compilers): Sync Fortran extensions list with
21692 that in fortran/lang-specs.h.
21693 * doc/invoke.texi: Likewise.
21694 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21695 * dwarf2out.c (gen_compile_unit_die): Likewise.
21697 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21699 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21701 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21704 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21705 attribute is used for nested functions.
21707 2008-04-05 Jan Hubicka <jh@suse.cz>
21709 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21711 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21713 (dump_files): Update.
21714 (enable_rtl_dump_file): Do not accept letter argument.
21715 * tree-pass.h (dump_file_info): Remove letter argument.
21716 * toplev.c (decode_d_option): Update -da handling.
21717 * toplev.h (enable_rtl_dump_file): Update prototype.
21718 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21719 it out based on pass type.
21720 (register_dump_files_1): Likewise.
21721 (init_optimization_passes): Update register_one_dump_file calls.
21722 (execute_one_pass): Sanity check that IPA passes are called at IPA
21723 level and RTL passes at RTL level.
21724 (execute_pass_list): IPA pass can not be after or subpass of
21726 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21727 disallov RTL subpasses of IPA subpasses.
21729 2008-04-05 Ben Elliston <bje@au.ibm.com>
21731 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21732 builtins that return exactly once and do not throw. Cache call to
21735 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21737 PR rtl-optimization/34916
21738 PR middle-end/35519
21739 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21740 between instruction pairs.
21742 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21744 * doc/invoke.texi: Document -mbitops for SH.
21745 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21746 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21747 * config/sh/sh.c (print_operand): Add %t operand code.
21748 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21749 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21750 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21751 (extendqihi2): Likewise.
21752 (movqi_i): Likewise.
21753 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21754 (extv): Use bld instruction for SH2A if possible.
21756 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21757 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21758 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21759 (bset.b, bclr.b): Define peepholes.
21760 * config/sh/sh.opt (mbitops): New option.
21762 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21765 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21766 and view convert expression.
21768 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21771 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21773 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21775 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21777 * config/i386/cpuid.h (bit_AES): New.
21778 (bit_PCLMUL): Likewise.
21780 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21781 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21782 SSE2 if AES or PCLMUL is enabled.
21783 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21784 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21785 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21786 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21787 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21788 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21789 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21790 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21791 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21792 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21793 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21794 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21795 __builtin_ia32_aeskeygenassist128 and
21796 __builtin_ia32_pclmulqdq128.
21797 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21798 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21799 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21801 * config/i386/i386.h (TARGET_AES): New.
21802 (TARGET_PCLMUL): Likewise.
21803 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21805 * config/i386/i386.md (UNSPEC_AESENC): New.
21806 (UNSPEC_AESENCLAST): Likewise.
21807 (UNSPEC_AESDEC): Likewise.
21808 (UNSPEC_AESDECLAST): Likewise.
21809 (UNSPEC_AESIMC): Likewise.
21810 (UNSPEC_AESKEYGENASSIST): Likewise.
21811 (UNSPEC_PCLMUL): Likewise.
21813 * config/i386/i386.opt (maes): New.
21814 (mpclmul): Likewise.
21816 * config/i386/sse.md (aesenc): New pattern.
21817 (aesenclast): Likewise.
21818 (aesdec): Likewise.
21819 (aesdeclast): Likewise.
21820 (aesimc): Likewise.
21821 (aeskeygenassist): Likewise.
21822 (pclmulqdq): Likewise.
21824 * config/i386/wmmintrin.h: New.
21826 * doc/extend.texi: Document AES and PCLMUL built-in function.
21828 * doc/invoke.texi: Document -maes and -mpclmul.
21830 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21832 * function.c (free_after_parsing): Replace with
21833 cxx_push_function_context from C++ front-end.
21834 (allocate_struct_function): Don't call langhook.
21835 * langhooks.h (struct lang_hooks_for_functions): Delete.
21836 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21838 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21839 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21840 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21841 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21842 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21843 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21844 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21846 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21847 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21849 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21852 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21855 2008-04-04 Richard Guenther <rguenther@suse.de>
21857 PR middle-end/35823
21858 * fold-const.c (optimize_minmax_comparison): Use the correct
21859 type for the constant in the simplified comparison.
21861 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21863 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21864 Pass L2 size as "--param l2-cache-size" to the compiler.
21865 (decode_l2_cache): New function to decode L2 cache parameters using
21866 0x8000006 extended cpuid function.
21867 (detect_caches_amd): Determine parameters of L2 cache using
21868 decode_l2_caches function.
21869 (decode_caches_intel): Decode L2 cache parameters.
21870 (detect_caches_intel): Determine L2 cache parameters using
21871 decode_caches_intel and decode_l2_caches functions.
21873 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21875 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21876 secondary input reload for subword loads from the constant pool.
21878 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21881 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21882 constants of the appropriate size for runtime calculations.
21885 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21886 decimal-float literal constant zero.
21888 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21891 * c-parser.c (c_parser_omp_atomic): Call
21892 default_function_array_conversion on the RHS.
21894 PR middle-end/35818
21895 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21896 call is_variable_sized if decl has incomplete type.
21898 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21900 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21902 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21904 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21906 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21907 (sgt<u>): Merge sgt and sgtu into new expander.
21908 (sgt, sgtu): Remove expanders.
21909 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21910 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21911 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21912 *sgtu_<mode>_mips16 into new pattern.
21913 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21914 (sge<u>): Merge sge and sgeu into new expander.
21915 (sge, sgeu): Remove expanders.
21916 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21918 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21919 (slt<u>): Merge slt and sltu into new expander.
21920 (slt, sltu): Remove expanders.
21921 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21922 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21923 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21924 *sltu_<mode>_mips16 into new pattern.
21925 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21926 (sle<u>): Merge sle and sleu into new expander.
21927 (sle, sleu): Remove expanders.
21928 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21929 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21930 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21931 *sleu_<mode>_mips16 into new pattern.
21932 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21934 2008-04-03 Jan Hubicka <jh@suse.cz>
21936 PR tree-optimization/35795
21937 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21938 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21939 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21940 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21941 * score/score3.c (score3_output_mi_thunk): Likewise.
21942 * score/score7.c (score7_output_mi_thunk): Likewise.
21943 * mips/mips.c (mips_output_mi_thunk): Likewise.
21945 2008-04-03 Richard Guenther <rguenther@suse.de>
21947 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21948 conversions. Simplify code.
21950 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21952 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21954 2008-04-03 Tom Tromey <tromey@redhat.com>
21955 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21957 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21958 * config/bfin/t-bfin-linux (generated_files): Add
21959 linux-sysroot-suffix.h.
21960 * doc/install.texi (Prerequisites): Require make 3.80.
21961 * doc/sourcebuild.texi (Front End Directory): Document new
21963 * Makefile.in (generated_files): New variable.
21964 (ALL_HOST_OBJS): New variable.
21965 ($(ALL_HOST_OBJS)): New target.
21967 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21969 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21970 (remap_block): Call id->transform_lang_insert_block instead
21972 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21973 Set id.transform_lang_insert_block to NULL.
21974 (clone_body): Move to cp/optimize.c
21975 * tree-inline.h (struct copy_body_data): Change
21976 transform_lang_insert_block to function pointer.
21977 (copy_generic_body, copy_decl_no_change): Export.
21978 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21979 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21980 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21982 * c-tree.h (insert_block): Kill.
21983 * c-decl.c (insert_block): Kill.
21985 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21987 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21988 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21989 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21991 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21992 argument, call {push,pop}_function_context from here.
21993 * c-parser.c: Use c_{push,pop}_function_context.
21995 * function.c (push_function_context_to): Move meat ...
21996 (push_function_context): ... here. Simplify.
21997 * function.c (pop_function_context_from): Move meat ...
21998 (pop_function_context): ... here. Simplify.
21999 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22001 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22002 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22003 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22004 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22006 2008-04-03 Ben Elliston <bje@au.ibm.com>
22008 * expmed.c (extract_force_align_mem_bit_field): Remove.
22010 2008-04-03 Richard Guenther <rguenther@suse.de>
22012 PR middle-end/35800
22013 * expr.h (try_casesi): Adjust prototype.
22014 * expr.c (try_casesi): Take fallback label as extra parameter.
22015 Use that for gen_casesi if default_label is NULL.
22016 * stmt.c (expand_case): Pass fallback label to try_casesi,
22017 make sure to fill gaps with a fallback label if default_label
22020 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22023 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22025 2008-04-03 Ben Elliston <bje@au.ibm.com>
22027 * expmed.c (extract_split_bit_field): Remove if (0) code.
22028 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22029 (do_ds_constraint): Likewise.
22031 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22033 * doc/cppopts.texi (-dU): Document.
22034 * c-common.h (flag_dump_macros): Update comment.
22035 * c-opts.c (handle_OPT_d): Handle -dU.
22036 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22037 dump_queued_macros, cb_used_define, cb_used_undef): New.
22038 (init_pp_output): Handle -dU.
22039 (cb_line_change): Call dump_queued_macros.
22040 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22042 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22044 * config/avr/predicates.md (io_address_operand): New predicate.
22045 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22046 * config/avr/avr.c (avr_io_address_p): Remove function.
22047 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22048 'avr_io_address_p' function.
22049 (out_movhi_r_mr): (Ditto.).
22050 (out_movqi_mr_r): (Ditto.).
22051 (out_movhi_mr_r): (Ditto.).
22052 (avr_address_cost): (Ditto.).
22054 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22056 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22057 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22058 in 32bit mode when XMM registers are available to avoid store
22060 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22061 corresponding post-reload splitters.
22063 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22065 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22066 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22067 __builtin_ia32_roundss.
22068 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22069 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22070 __builtin_ia32_roundss.
22071 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22072 IX86_BUILTIN_SHUFPD here.
22074 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22076 * config/i386/i386.md (plogic): New.
22077 (plogicprefix): Likewise.
22079 * config/i386/mmx.md (mmx_<code><mode>3): New.
22080 (mmx_and<mode>3): Removed.
22081 (mmx_ior<mode>3): Likewise.
22082 (mmx_xor<mode>3): Likewise.
22084 * config/i386/sse.md (<code><mode>3): New.
22085 (*<code><mode>3): Likewise.
22086 (*<code><mode>3): Likewise.
22087 (<code><mode>3): Likewise.
22088 (*sse_<code><mode>3): Likewise.
22089 (*sse2_<code><mode>3): Likewise.
22090 (<code>tf3): Likewise.
22091 (*<code>tf3): Likewise.
22092 (and<mode>3): Likewise.
22093 (*and<mode>3): Likewise.
22094 (ior<mode>3): Removed.
22095 (*ior<mode>3): Likewise.
22096 (xor<mode>3): Likewise.
22097 (*xor<mode>3): Likewise.
22098 (*and<mode>3): Likewise.
22099 (*ior<mode>3): Likewise.
22100 (*xor<mode>3): Likewise.
22101 (and<mode>3): Likewise.
22102 (*sse_and<mode>3): Likewise.
22103 (*sse2_and<mode>3): Likewise.
22104 (andtf3): Likewise.
22105 (*andtf3): Likewise.
22106 (ior<mode>3): Likewise.
22107 (*sse_ior<mode>3): Likewise.
22108 (*sse2_ior<mode>3): Likewise.
22109 (iortf3): Likewise.
22110 (*iortf3): Likewise.
22111 (xor<mode>3): Likewise.
22112 (*sse_xor<mode>3): Likewise.
22113 (*sse2_xor<mode>3): Likewise.
22114 (xortf3): Likewise.
22115 (*xortf3): Likewise.
22117 2008-04-02 Richard Guenther <rguenther@suse.de>
22119 PR tree-optimization/14495
22120 PR tree-optimization/34793
22121 * tree-vrp.c (struct switch_update): New structure.
22122 (to_remove_edges, to_update_switch_stmts): New VECs.
22123 (simplify_switch_using_ranges): New function. Remove not taken
22124 case labels and edges.
22125 (simplify_stmt_using_ranges): Call it.
22126 (identify_jump_threads): Mark edges we have queued for removal
22127 so we don't thread them.
22128 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22130 * tree-cfg.c (group_case_labels): Deal with missing default label.
22131 (tree_verify_flow_info): Allow missing default label.
22132 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22133 (emit_case_nodes): Likewise.
22134 (expand_case): Do not rely on the default label to be present.
22135 * expr.c (try_casesi): Deal with NULL default_label.
22136 (do_tablejump): Likewise.
22138 2008-04-02 Richard Guenther <rguenther@suse.de>
22140 PR tree-optimization/14495
22141 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22142 SWITCH_EXPR here ...
22143 (vrp_visit_switch_stmt): ... but here (new function).
22144 (find_case_label_index): New helper function.
22145 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22147 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22149 * fwprop.c: Fix ISO-C99ism.
22151 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22154 * Makefile.in (objdir): Set it here.
22155 * configure.ac: Not here. Find dynamic linker characteristics.
22156 * exec-tool.in: Use them.
22157 * aclocal.m4: Regenerate.
22158 * configure: Regenerate.
22160 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22162 * expr.c (expand_var): Delete it.
22163 * expr.h (expand_var): Delete prototype.
22164 * function.c (expand_function_start): Use expand_decl instead.
22165 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22168 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22170 PR rtl-optimization/35542
22171 * fwprop.c (forward_propagate_and_simplify): Replace
22172 loc_reg_mentioned_in_p with reg_mentioned_p.
22174 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22176 PR rtl-optimization/35281
22177 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22178 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22179 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22180 (varying_mem_p): Move above propagate_rtx.
22181 (all_uses_available_at): Do not check MEMs.
22183 2008-04-02 Rafael Espíndola <espindola@google.com>
22185 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22186 (register_edge_assert_for_2): Split the cond argument.
22187 (register_edge_assert_for_1): Adjust for the change in
22188 register_edge_assert_for_2.
22189 (register_edge_assert_for): Split the cond argument.
22190 (find_switch_asserts): Adjust for the change in
22191 register_edge_assert_for.
22193 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22195 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22196 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22197 offsets for 64-bit mingw.
22198 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22199 abi for x86_64-pc-mingw.
22201 2008-04-02 Richard Guenther <rguenther@suse.de>
22203 * tree-vrp.c (extract_range_from_assert): Make sure to not
22204 produce range min/max with TREE_OVERFOW set.
22205 If merging a anti-range and a range keep the anti-range if
22206 the range covers all values of the type.
22207 (register_edge_assert_for_2): Only allow sign-changing
22208 conversions in detecting canonical range checks. Also
22209 register an assert for the unsigned name if useful.
22211 PR tree-optimization/35787
22212 * tree-vrp.c (vrp_val_max): New function.
22213 (vrp_val_min): Likewise.
22214 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22215 (vrp_val_is_min): Likewise.
22216 (supports_overflow_infinity): Use vrp_val_{min,max}.
22217 (negative_overflow_infinity): Likewise.
22218 (positive_overflow_infinity): Likewise.
22219 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22220 (is_positive_overflow_infinity): Likewise.
22221 (is_overflow_infinity): Likewise.
22222 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22223 vrp_val_is_{min,max}.
22224 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22225 to ranges if possible. Avoid empty ranges.
22227 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22229 PR middle-end/35705
22230 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22231 the expression is a function address.
22233 2008-04-01 George Helffrich <george@gcc.gnu.org>
22235 PR fortran/35154, fortran/23057
22236 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22237 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22238 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22239 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22241 (dbxout_syms): Check for COMMON-based symbol and wrap in
22242 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22243 in bracket for efficiency.
22245 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22246 using DW_TAG_common_block + member offset.
22247 (add_pubname_string): New function.
22248 (dw_expand_expr): New function to find block name and offset for
22250 (common_check): New function to check whether symbol in Fortran COMMON.
22251 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22253 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22256 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22258 2008-04-02 Ben Elliston <bje@au.ibm.com>
22260 * config/v850/v850.md (casesi): Remove if (0) code.
22261 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22262 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22264 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22266 * config/i386/i386.md (rex64suffix): New mode attribute.
22267 (floathi<mode>2): Disable expander for SSE math.
22268 (*floathi<mode>2_1): New insn insn_and_split pattern.
22269 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22270 corresponding post-reload splitters.
22271 (*floathi<mode>2_i387): New macroized insn pattern.
22272 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22273 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22274 insn_and_split pattern.
22275 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22276 New macroized instruction patterns and corresponding post-reload
22278 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22279 and corresponding post-reload splitters.
22280 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22281 New macroized instruction patterns.
22282 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22283 macroized instruction patterns and corresponding post-reload splitters.
22284 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22285 corresponding post-reload splitters.
22286 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22287 New macroized instruction patterns.
22288 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22289 corresponding post-reload splitters.
22290 (*floatsi<mode>2_i387): New macroized instruction patterns.
22292 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22294 * config/i386/i386.md (smaxmin): New.
22295 (umaxmin): Likewise.
22296 (maxminiprefix): Likewise.
22297 (maxminfprefix): Likewise.
22298 (<code><mode>3): Likewise.
22299 (smin<mode>3): Removed.
22300 (smax<mode>3): Likewise.
22302 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22303 (mmx_<code>v4hi3): Likewise.
22304 (mmx_<code>v8qi3): Likewise.
22305 (mmx_smaxv2sf3): Removed.
22306 (mmx_sminv2sf3): Likewise.
22307 (mmx_umaxv8qi3): Likewise.
22308 (mmx_smaxv4hi3): Likewise.
22309 (mmx_uminv8qi3): Likewise.
22310 (mmx_sminv4hi3): Likewise.
22312 * config/i386/sse.md (<addsub><mode>3): New.
22313 (*<addsub><mode>3): Likewise.
22314 (<sse>_vm<addsub><mode>3): Likewise.
22315 (<maxmin><mode>3): Likewise.
22316 (*<maxmin><mode>3_finite): Likewise.
22317 (*<maxmin><mode>3): Likewise.
22318 (<sse>_vm<maxmin><mode>3): Likewise.
22319 (sse3_h<addsub>v4sf3): Likewise.
22320 (sse3_h<addsub>v2df3): Likewise.
22321 (<maxmin>v16qi3): Likewise.
22322 (*<maxmin>v16qi3): Likewise.
22323 (<maxmin>v8hi3): Likewise.
22324 (*<maxmin>v8hi3): Likewise.
22325 (*sse4_1_<maxmin><mode>3): Likewise.
22326 (*sse4_1_<maxmin><mode>3): Likewise.
22327 (add<mode>3): Removed.
22328 (*add<mode>3): Likewise.
22329 (<sse>_vmadd<mode>3): Likewise.
22330 (sub<mode>3): Likewise.
22331 (*sub<mode>3): Likewise.
22332 (<sse>_vmsub<mode>3): Likewise.
22333 (smin<mode>3): Likewise.
22334 (*smin<mode>3_finite): Likewise.
22335 (*smin<mode>3): Likewise.
22336 (<sse>_vmsmin<mode>3): Likewise.
22337 (smax<mode>3): Likewise.
22338 (*smax<mode>3_finite): Likewise.
22339 (*smax<mode>3): Likewise.
22340 (<sse>_vmsmax<mode>3): Likewise.
22341 (sse3_haddv4sf3): Likewise.
22342 (sse3_haddv2df3): Likewise.
22343 (sse3_hsubv4sf3): Likewise.
22344 (sse3_hsubv2df3): Likewise.
22345 (umaxv16qi3): Likewise.
22346 (*umaxv16qi3): Likewise.
22347 (smaxv8hi3): Likewise.
22348 (*smaxv8hi3): Likewise.
22349 (*sse4_1_smax<mode>3): Likewise.
22350 (*sse4_1_umax<mode>3): Likewise.
22351 (uminv16qi3): Likewise.
22352 (*uminv16qi3): Likewise.
22353 (sminv8hi3): Likewise.
22354 (*sminv8hi3): Likewise.
22355 (*sse4_1_smin<mode>3): Likewise.
22356 (*sse4_1_umin<mode>3): Likewise.
22358 2008-04-01 Rafael Espíndola <espindola@google.com>
22360 * tree-cfg.c (verify_expr): remove in_phi.
22361 (verify_stmt): Don't call walk_tree with verify_expr. Use
22362 is_gimple_min_invariant instead of is_gimple_val.
22364 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22366 * doc/include/gpl_v3.texi: Update for manpage generation.
22367 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22369 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22370 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22371 gpl_v3.texi instead of gpl.texi.
22374 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22377 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22379 2008-04-01 Rafael Espíndola <espindola@google.com>
22381 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22382 (extract_code_and_val_from_cond): Use
22383 extract_code_and_val_from_cond_with_ops.
22385 2008-04-01 Jan Hubicka <jh@suse.cz>
22387 * function.c (free_after_compilation): Free epilogue_delay_list.
22388 (prepare_function_start): Assert that previous compilation was freed.
22390 2008-04-01 Jan Hubicka <jh@suse.cz>
22391 Jim Wilson <wilson@tuliptree.org>
22392 Andreas Tobler <andreast@gcc.gnu.org>
22394 PR middle-end/35781
22395 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22396 rtl.emit instead cfun->emit.
22397 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22398 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22400 2008-04-01 Ben Elliston <bje@au.ibm.com>
22402 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22404 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22406 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22408 (fprofile-use): Add var flag_profile_use
22409 * coverage.c (coverage_begin_output): Do not open a gcno file for
22410 output only if -ftest-coverage is set.
22411 Do not add getpwd() to gcda file path.
22412 (build_gcov_info): Check the new flag
22413 flag_profile_datafile_relative_path.
22414 (coverage_init): Use profile_data_prefix.
22415 Read profile counter only if flag_profile_use is set.
22416 * opts.c (common_handle_option): New option fprofile-use=,
22417 fprofile-dir=, fprofile-generate=.
22418 * toplev.c (profile_data_prefix): New variable definition.
22419 * toplev.h (profile_data_prefix): New declaration.
22420 * doc/invoke.tex (Option Summary, Optimization Options):
22423 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22425 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22426 use tmp consistently.
22429 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22430 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22431 UNSPEC_FR_RECIP_APPROX_RES.
22432 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22434 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22437 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22439 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22441 PR middle-end/30186
22442 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22443 element of the vector via a pointer.
22445 2008-03-31 Ian Lance Taylor <iant@google.com>
22447 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22449 2008-03-31 Jan Hubicka <jh@suse.cz>
22451 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22452 get_arg_pointer_save_area.
22453 * expr.c (init_expr): Just clear out rtl.expr.
22454 * function.c (free_after_compilation): Clear out whole RTL structure.
22455 (get_func_frame_size): Merge into ...
22456 (get_frame_size): ... this one.
22457 (assign_stack_local_1): Merge into ...
22458 (assign_stack_local): ... this one.
22459 (expand_function_end): Update call of get_arg_pointer_save_area.
22460 (get_art_pointer_save_area): Remove cfun argument.
22461 * function.h (emit_status): regno_pointer_align does not need length
22462 attribute. Move x_regno_reg_rtx to ...
22463 (regno_reg_rtx): ... new global array.
22464 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22465 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22466 apply_args_value, forced_labels, stack_pointer_delta):
22468 (struct varasm_status): Move here from varasm.c
22469 (struct rtl_data): New. Move here some fields from struct function.
22470 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22471 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22472 used_temp_slots avail_temp_slots, temp_slot_level,
22473 nonlocal_goto_handler_labels): Update accesstors.
22474 (rtl): New global variable.
22475 (struct function): Move some fileds to rtl_data.
22476 (get_arg_pointer_save_area): Update prototype.
22477 * emit-rtl.c (rtl): Declare.
22478 (regno_reg_rtx): Declare.
22479 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22481 (gen_reg_rtx): Update.
22482 (init_virtual_regs): Do not tate emit_status argument.
22483 (init_emit): Do not allocate emit.
22484 * varasm.c (varasm_statuc): Move to function.h.
22485 (n_deferred_constatns): Update accestor.
22486 (init_varasm_status): Do not allocate varasm_status.
22487 (force_const_mem, get_pool_size, output_constant_pool): Update.
22488 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22489 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22491 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22493 PR rtl-optimization/35729
22494 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22497 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22500 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22501 load/store if memory is unaligned.
22502 (*movti_rex64): Likewise.
22504 * config/i386/predicates.md (misaligned_operand): New.
22506 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22509 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22512 2008-03-31 Jan Beulich <jbeulich@novell.com>
22514 * config/ia64/constraints.md: Add 'j' constraint.
22515 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22516 (movdi_internal): Likewise.
22518 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22521 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22523 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22526 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22527 proper error message for the third argument on blendpd and
22530 * config/i386/sse.md (blendbits): New.
22531 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22533 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22535 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22537 2008-03-30 Richard Guenther <rguenther@suse.de>
22539 PR middle-end/31023
22540 * fold-const.c (fold_sign_changed_comparison): Do leave
22541 conversions to base-types alone.
22543 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22545 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22546 the link register if one altivec register is be saved.
22548 2008-03-30 Ben Elliston <bje@au.ibm.com>
22550 * final.c (final_scan_insn): Remove if (0) code.
22552 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22554 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22556 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22558 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22559 of V4SFmode to ix86_binary_operator_ok.
22561 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22563 * config/i386/i386.c (override_options): Initialize
22564 ix86_veclib_handler to ix86_veclibabi_svml when
22565 -mveclibabi=svml is used.
22566 (ix86_veclibabi_svml): New function for SVML ABI style
22567 vectorization support.
22568 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22570 2008-03-28 Rafael Espíndola <espindola@google.com>
22572 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22573 (tree_binary_nonnegative_warnv_p): Make it public.
22574 (tree_single_nonnegative_warnv_p): Make it public.
22575 (tree_invalid_nonnegative_warnv_p): Make it public.
22576 (tree_unary_nonzero_warnv_p): Make it public.
22577 (tree_binary_nonzero_warnv_p): Make it public
22578 (tree_single_nonzero_warnv_p): Make it public.
22579 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22580 (extract_range_from_binary_expr): Split the expr argument.
22581 (extract_range_from_unary_expr): Split the expr argument.
22582 (extract_range_from_comparison): Split the expr argument.
22583 (extract_range_from_expr): Use the new aux functions.
22584 (vrp_evaluate_conditional_warnv): Use
22585 vrp_evaluate_conditional_warnv_with_ops.
22586 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22587 (tree_binary_nonzero_warnv_p): Declare.
22588 (tree_single_nonzero_warnv_p): Declare.
22589 (tree_expr_nonzero_warnv_p): Declare.
22590 (tree_unary_nonnegative_warnv_p): Declare.
22591 (tree_binary_nonnegative_warnv_p): Declare.
22592 (tree_single_nonnegative_warnv_p): Declare.
22593 (tree_invalid_nonnegative_warnv_p): Declare.
22595 2008-03-28 Richard Guenther <rguenther@suse.de>
22597 PR tree-optimization/30317
22598 PR tree-optimization/30911
22599 PR tree-optimization/34793
22600 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22601 (struct assert_locus_d): New member EXPR.
22602 (register_new_assert_for): Add EXPR parameter to support
22603 ASSERT_EXPR <name, expr OP limit>.
22604 (register_edge_assert_for_1): Adjust callers.
22605 (find_assert_locations): Likewise.
22606 (process_assert_insertions_for): Build condition from expression.
22607 (extract_range_from_assert): Handle ASSERT_EXPRs
22608 of the form ASSERT_EXPR <name, expr OP limit>.
22609 (register_edge_assert_for_2): New helper registering
22610 asserts for comparisons. Recognize range tests of the form
22611 (unsigned)i - CST1 OP CST2.
22612 (register_edge_assert_for_1): Use it.
22613 (register_edge_assert_for): Likewise.
22614 (needs_overflow_infinity): Integer sub-types
22615 do not need overflow infinities.
22616 (vrp_val_is_max): The extreme values of integer sub-types
22617 are those of the base type.
22618 (vrp_val_is_min): Likewise.
22619 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22622 2008-03-28 Nick Clifton <nickc@redhat.com>
22625 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22626 Return GENERAL_REGS for stack adjustment reloads.
22628 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22631 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22632 const_vector when all the vectors are constant.
22634 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22636 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22638 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22639 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22641 (s<code>_sf): Use new scc_sf attribute for opcode names.
22643 2008-03-27 Tom Tromey <tromey@redhat.com>
22645 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22646 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22647 config/spu/t-spu-elf, config/i386/t-interix,
22648 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22649 config/i386/x-darwin, config/i386/x-mingw32,
22650 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22651 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22652 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22653 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22654 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22655 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22656 config/score/t-score-elf, config/arm/t-strongarm-pe,
22657 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22658 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22659 Revert automatic dependency patch.
22661 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22664 * config/i386/i386.c (ix86_function_arg_boundary): Align
22665 decimal floating point to its natural boundary.
22667 2008-03-27 Richard Guenther <rguenther@suse.de>
22669 PR middle-end/35716
22670 * fold-const.c (fold_comparison): Restrict distinct decl
22671 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22672 solely rely on operand_equal_p.
22674 2008-03-27 Richard Guenther <rguenther@suse.de>
22677 * c-common.c (handle_weak_attribute): Reject combination of
22680 2008-03-27 Richard Guenther <rguenther@suse.de>
22682 PR tree-optimization/32810
22683 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22684 conversions from DECL_INITIAL.
22685 (fold_const_aggregate_ref): Likewise from constructor elements.
22687 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22689 * tree-affine.h (aff_combination_expand): Declare.
22690 (get_inner_reference_aff): Likewise.
22691 * tree-affine.c (aff_combination_expand): Split out from
22692 tree_to_aff_combination_expand.
22693 (get_inner_reference_aff): New function.
22694 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22695 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22696 (struct lim_aux_data): sm_done field removed.
22697 (mem_ref_loc_p, mem_ref_locs_p): New types.
22698 (struct mem_ref): Added id, stored, accesses_in_loop,
22699 indep_loop, dep_loop, indep_ref, dep_ref fields.
22700 Removed is_stored, locs and next fields.
22701 (memory_accesses): New variable.
22702 (movement_possibility): Do not allow moving statements
22703 that store to memory.
22704 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22706 (determine_max_movement): For statements with memory references,
22707 find the outermost loop in that the reference is independent.
22708 (move_computations_stmt): Mark the virtual operands for renaming.
22709 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22710 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22711 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22712 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22713 create_vop_ref_mapping, analyze_memory_references,
22714 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22715 get_all_locs_in_loop, ref_always_accessed_p,
22716 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22717 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22718 store_motion_loop, store_motion): New functions.
22719 (struct vop_to_refs_elt): New type.
22720 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22721 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22722 (schedule_sm): Replaced by...
22723 (execute_sm): ... this.
22724 (determine_lsm_ref, hoist_memory_references,
22725 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22726 find_more_ref_vops, free_mem_ref, free_mem_refs,
22727 determine_lsm_loop, determine_lsm): Removed.
22728 (tree_ssa_lim_finalize): Free data structures used by store motion.
22729 (tree_ssa_lim): Call analyze_memory_references. Use
22730 store_motion instead of determine_lsm.
22732 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22734 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22735 rename tmake_file to m68hc11/t-m68hc11.
22736 (mcore): Set inhibit_libc to true.
22737 * config.host (alpha*-dec-*vms*): Set extra_programs.
22738 (interix3*): Don't use host_xmake_file.
22739 * configure.ac: Let config.gcc override inhibit_libc.
22740 * configure: Regenerate.
22742 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22743 * config/t-openbsd-thread: Remove commented out lines.
22745 * config/x-interix: Remove.
22747 * config/m68hc11/t-m68hc11-gas: Rename to...
22748 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22750 * config/mcore/t-mcore: Remove T_CFLAGS.
22751 * config/mcore/t-mcore-pe: Likewise.
22753 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22755 * configure.ac: Replace custom __GNU_SOURCE test with
22756 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22757 * aclocal.m4: Regenerate.
22758 * configure: Regenerate.
22759 * config.in: Regenerate.
22761 2008-03-27 Richard Guenther <rguenther@suse.de>
22763 * fold-const.c (target.h): Include.
22764 (fold_comparison): Fold comparison of addresses of decls
22765 that bind locally or of constants. Consolidate address folding code.
22766 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22767 results from fold_binary_to_constant.
22768 (compare_values_warnv): Likewise.
22770 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22772 PR middle-end/35429
22773 * fold-const.c (fold_truthop): Check for integeral types when folding
22774 a == 0 && b == 0 and a != 0 || b != 0 .
22776 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22778 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22780 2008-03-26 Andreas Schwab <schwab@suse.de>
22782 * doc/invoke.texi: Fix use of @item vs. @itemx.
22784 2008-03-26 Tom Tromey <tromey@redhat.com>
22786 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22787 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22788 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22789 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22790 build/genconstants.o, build/genemit.o, build/genextract.o,
22791 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22792 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22795 2008-03-26 Richard Guenther <rguenther@suse.de>
22798 2008-03-26 Richard Guenther <rguenther@suse.de>
22800 * fold-const.c (target.h): Include.
22801 (fold_comparison): Fold comparison of addresses of two decls
22802 that bind locally. Consolidate address folding code.
22804 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22806 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22807 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22808 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22809 dconstsqrt2, dconstthird, dconste and/or dconst10.
22810 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22811 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22812 dconstsqrt2, dconste): Delete.
22813 (init_emit_once): Likewise. Simplify initializing dconstm1.
22815 * real.c (get_real_const): New.
22816 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22817 dconstsqrt2, dconste): Delete.
22818 (real_value_const, get_real_const): New.
22820 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22822 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22824 * config/i386/i386.c (ix86_function_arg_boundary): Check
22825 BIGGEST_ALIGNMENT instead of 128.
22826 (setup_incoming_varargs_64): Likewise.
22828 2008-03-26 Tom Tromey <tromey@redhat.com>
22830 * Makefile.in (DEPFILES): Add missing '/'.
22832 2008-03-26 Richard Guenther <rguenther@suse.de>
22834 * fold-const.c (target.h): Include.
22835 (fold_comparison): Fold comparison of addresses of two decls
22836 that bind locally. Consolidate address folding code.
22838 2008-03-26 Nick Clifton <nickc@redhat.com>
22841 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22842 not allow INT+INT as a legitimate addressing mode.
22844 2008-03-26 Richard Guenther <rguenther@suse.de>
22846 * tree-flow.h (widen_bitfield): Remove declaration.
22847 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22848 (widen_bitfield): Remove function.
22849 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22852 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22855 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22858 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22860 PR rtl-optimization/35232
22861 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22862 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22863 reg_reloaded_call_part_clobbered here.
22864 (reload_regs_reach_end_p): New function.
22865 (reload_reg_rtx_for_input): New variable.
22866 (reload_reg_rtx_for_output): Likewise.
22867 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22868 when reassigning a pseudo register. Load reloadreg from
22869 reload_reg_rtx_for_input, moving the mode and register
22871 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22872 instead of the original when deciding whether an input reload
22873 would be a no-op or whether an output reload can be deleted.
22874 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22875 when setting up new_spill_reg_store. Load it from
22876 reload_reg_rtx_for_output, moving the mode and register
22878 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22879 instead of the original when deciding whether an output reload
22880 would be a no-op. Do the same when modifying insn notes.
22881 Use rtx_equal_p instead of == to compare the registers.
22882 (inherit_piecemeal_p): Take a mode and two register numbers
22884 (emit_reload_insns): Clear new_spill_reg_store for every hard
22885 register in the reload register. Remove spill registers
22886 from reg_reloaded_valid before considering whether to record
22887 inheritance information for them. Use reload_reg_rtx_for_output
22888 instead of reg_rtx when recording output reloads. Use
22889 reload_reg_rtx_for_input instead of reg_rtx when recording
22890 input reloads. Set or clear reg_reloaded_call_part_clobbered
22891 at the same time as setting reg_reloaded_valid.
22892 (delete_output_reload): Add a new_reload_reg parameter and use it
22893 instead of rld[j].reg_rtx.
22894 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22897 2008-03-25 Tom Tromey <tromey@redhat.com>
22899 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22900 (build/genattr.o): Likewise.
22901 (build/genattrtab.o): Likewise.
22902 (build/gencodes.o): Likewise.
22903 (build/genconfig.o): Likewise.
22904 (build/genconstants.o): Likewise.
22905 (build/genemit.o): Likewise.
22906 (build/genextract.o): Likewise.
22907 (build/genflags.o): Likewise.
22909 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22911 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22912 instead of size_int for integer types.
22913 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22914 to match type of MINUS_EXPR.
22916 2008-03-25 Tom Tromey <tromey@redhat.com>
22918 * configure: Rebuilt.
22919 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22922 2008-03-25 Tom Tromey <tromey@redhat.com>
22924 * config/x-solaris (host-solaris.o): Update.
22925 * config/x-linux (host-linux.o): Update.
22926 * config/x-hpux (host-hpux.o): Update.
22927 * config/x-darwin (host-darwin.o): Update.
22928 * config/v850/t-v850e (v850-c.o): Update.
22929 * config/v850/t-v850 (v850-c.o): Update.
22930 * config/t-vxworks (vxworks.o): Update.
22931 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22932 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22933 * config/spu/t-spu-elf (spu-c.o): Update.
22935 * config/sh/t-symbian (sh-c.o): Update.
22936 (symbian.o): Update.
22937 * config/sh/t-sh (sh-c.o): Update.
22938 * config/score/t-score-elf (score7.o, score3.o): Update.
22939 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22940 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22941 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22942 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22943 (rs6000.o): Remove.
22944 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22945 * config/m32c/t-m32c (m32c-pragma.o): Update.
22946 * config/ia64/t-ia64 (ia64-c.o): Update.
22947 * config/i386/x-mingw32 (host-mingw32.o): Update.
22948 * config/i386/x-i386 (driver-i386.o): Update.
22949 * config/i386/x-darwin (host-i386-darwin.o): Update.
22950 * config/i386/x-cygwin (host-cygwin.o): Update.
22951 * config/i386/t-nwld (nwld.o): Update.
22952 * config/i386/t-netware (netware.o): Update.
22953 * config/i386/t-interix (winnt.o): Update.
22954 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22955 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22956 msformat-c.o): Update.
22957 * config/bfin/t-bfin-linux (generated_files): Add
22958 linux-sysroot-suffix.h.
22959 * config/arm/t-wince-pe (pe.o): Update.
22960 * config/arm/t-strongarm-pe (pe.o): Update.
22961 * config/arm/t-pe (pe.o): Update.
22962 * config/arm/t-arm (arm-c.o): Update.
22963 * doc/install.texi (Prerequisites): Require make 3.80.
22964 * Makefile.in: Remove .o targets.
22965 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22966 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22967 (simple_generated_h, simple_generated_c): Move earlier.
22968 (generated_files): New variable.
22969 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22970 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22971 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22972 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22973 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22974 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22975 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22976 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22977 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22978 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22979 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22980 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22982 (COMPILE.base, COMPILE): New variables.
22983 (%.o): New pattern rule.
22984 (ALL_HOST_OBJS): New variable.
22985 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22986 (dummy-checksum.o, cc1-checksum.o): Remove.
22987 (DRIVER_SHLIB): New variable.
22988 (DRIVER_DEFINES): Use it.
22989 (gencondmd.c): Move out of build/.
22990 (s-conditions): Update.
22991 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22992 (ALL_BUILD_OBJS): Likewise.
22993 (build/%.o): Use BUILDCOMPILE.
22994 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22995 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22996 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22997 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22998 build/genconfig.o, build/genconstants.o, build/genemit.o,
22999 build/genextract.o, build/genflags.o, build/genmddeps.o,
23000 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23001 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23002 build/gen-protos.o, build/scan.o, build/fix-header.o,
23003 build/scan-decls.o): Simplify.
23004 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23005 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23006 prefix.o, toplev.o): Reduce to variable setting.
23007 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23008 ($(out_object_file), gcc-options.o): New targets.
23009 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23010 * configure: Rebuilt.
23011 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23012 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23014 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23016 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23017 complain when we hit an error, return ERROR_MARK_NODE.
23019 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23021 * config/sh/constraints.md (Pso, Psz): New constraints.
23022 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23023 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23025 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23027 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23028 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23030 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23032 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23033 (prefetch_sh2a): New.
23035 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23036 Naveen.H.S <naveen.hs@kpitcummins.com>
23038 * config/sh/constraints.md (I28): New constraint.
23039 * config/sh/sh.c (broken_move): Add support for movi20s.
23040 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23042 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23043 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23044 Naveen.H.S <naveen.hs@kpitcummins.com>
23046 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23047 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23048 (print_operand): Handle resbank in %@ operand code.
23049 (sh_encode_section_info): New.
23050 (push_regs): Add conditions for resbank.
23051 (sh_expand_epilogue): Likewise.
23052 (sh_insert_attributes): Likewise.
23053 (sh_attribute_table): Likewise.
23054 (sh_handle_resbank_handler_attribute): New.
23055 (sh2a_handle_function_vector_handler_attribute): New.
23056 (sh2a_is_function_vector_call): New.
23057 (sh2a_get_function_vector_number): New.
23058 (sh2a_function_vector_p): New.
23059 (sh_cfun_resbank_handler_p): New.
23060 * config/sh/sh.md (calli): Emit jsr/n if possible.
23061 (calli_tbr_rel): New.
23062 (calli_pcrel): Emit jsr/n if possible.
23063 (return_i): Emit rts/n if possible.
23064 (call_valuei_tbr_rel): New.
23065 (call_valuei_pcrel): Add condition for SH2A target.
23066 (call_value): Likewise.
23067 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23068 (sh2a_get_function_vector_number): Likewise.
23069 (sh2a_is_function_vector_call): Likewise.
23070 * doc/extend.texi: Document TBR relative addressing of SH2A.
23071 (resbank): Add description for SH2A.
23073 2008-03-24 Richard Guenther <rguenther@suse.de>
23076 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23077 pointer assignments change conversions according to middle-end rules.
23078 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23079 * configure.ac: Include type checking in yes.
23080 * configure: Regenerate.
23082 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23084 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23085 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23087 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23089 * gthr-vxworks.h (UNUSED): Define.
23091 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23093 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23095 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23097 * doc/extend.texi (Function Attributes): Add missing comma in the
23098 example of the "alloc_size" attribute.
23100 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23103 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23105 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23108 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23111 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23112 of the underlying type of a MS bitfield layout to the natural
23113 alignment of the type.
23115 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23117 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23118 to their natural alignment to avoid store forwarding stalls.
23120 2008-03-22 Richard Guenther <rguenther@suse.de>
23122 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23123 For PHI nodes verify the address is invariant.
23124 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23125 (get_symbol_constant_value): Use is_gimple_min_invariant.
23126 (maybe_fold_stmt_indirect): Likewise.
23128 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23130 PR rtl-optimization/33927
23131 * Makefile.in (dse.o): Depend on $(TM_P_H).
23132 * expr.h (extract_low_bits): Declare.
23133 * expmed.c (extract_low_bits): New function.
23134 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23135 * dse.c: Include tm_p.h.
23136 (find_shift_sequence): Remove the read_reg argument and return the
23137 read value. Emit the instructions instead of returning them.
23138 Iterate on new_mode rather than calculating it each time.
23139 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23140 source to NEW_MODE and extract_low_bits to convert the shifted
23141 value to READ_MODE.
23142 (replace_read): Allow the load and store to have different mode
23143 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23144 or extraction instructions before trying the replacement. Update
23145 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23147 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23149 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23150 to their natural alignment to avoid store forwarding stalls.
23152 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23155 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23156 encouraging but not allowing gprs for input;
23157 change the input constraint to !f#r.
23158 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23160 change the output constraint to !f#r.
23162 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23165 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23166 corresponding post-reload splitters.
23167 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23168 when x87 FP math is selected.
23169 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23170 New function prototype.
23171 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23172 unreachable function to ease macroization of insn patterns.
23174 2008-03-21 Martin Jambor <mjambor@suse.cz>
23176 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23177 reference dumps if ddr is NULL or dependence is unknown.
23179 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23181 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23182 unsigned extension into account.
23183 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23184 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23185 Do computations on a scratch register.
23187 2008-03-21 Richard Guenther <rguenther@suse.de>
23189 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23190 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23191 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23192 * tree-ssa-dom.c (record_equality): Likewise.
23193 * tree-inline.c (copy_body_r): Likewise.
23194 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23197 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23199 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23200 as 'delete_unused' argument.
23202 2008-03-20 Richard Guenther <rguenther@suse.de>
23204 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23205 special casing of constant qualifiers.
23206 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23207 care about them in general.
23208 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23209 regardless of their type.
23210 (fold_stmt_r): Forcefully fold *& if we end up with that.
23212 2008-03-20 Paul Brook <paul@codesourcery.com>
23214 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23215 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23217 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23219 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23220 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23222 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23224 * common.opt (Wmudflap): New option.
23225 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23226 (mx_register_decls): Likewise.
23227 (mudflap_finish_file): Likewise.
23228 * doc/invoke.texi: Document -Wno-mudflap.
23230 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23232 * c-format.c (replace_format_name_to_system_name): New.
23233 (cmp_attribs): New.
23234 (convert_format_name_to_system_name): New.
23235 (decode_format_attr): Add use of convert_format_name_to_system_name.
23236 (format_types_orig): Add gnu_ prefix to names.
23237 (check_format_info_main): Special treating of \0 escaped names for
23238 supporting multi-character format specifiers as I32, I64.
23239 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23240 (gnu_target_overrides_format_attributes): New.
23241 * c-format.h: Add structure target_ovr_attr to hold
23242 system specific formatter names.
23243 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23244 msformat-c.o file to c_target_objs and cxx_target_objs.
23245 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23246 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23247 (TARGET_N_FORMAT_TYPES): New.
23248 * config/i386/msformat-c.c: New.
23249 * config/i386/t-cygming: Add build rule for msformat-c.o.
23250 * doc/extend.texi: Add new format names gnu_* and ms_* and
23252 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23254 2008-03-20 Ira Rosen <irar@il.ibm.com>
23256 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23257 optimizations turned on under -O3.
23258 (ftree-vectorize): Add that the flag is turned on with -O3.
23260 2008-03-20 Ben Elliston <bje@au.ibm.com>
23262 * regmove.c (try_auto_increment): Fix spelling error in comment.
23263 * final.c (final_scan_insn): Likewise.
23265 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23268 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23269 allocator preferences for "y" and "r" class registers.
23270 ("*mov<mode>_internal"): Ditto.
23271 ("*movv2sf_internal_rex64"): Ditto.
23272 ("*movv2sf_internal"): Ditto.
23274 2008-03-19 Michael Matz <matz@suse.de>
23276 PR middle-end/35616
23277 * calls.c (expand_call): Check overlap of arguments with call
23278 address for sibcalls.
23280 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23283 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23284 of the underlying type of a MS bitfield layout to the natural
23285 alignment of the type.
23287 2008-03-19 Jan Hubicka <jh@suse.cz>
23290 * toplev.c (decode_d_option): Handle all CPP flags.
23291 * tree-vrp.c: Update tree_pass descriptors.
23292 * regrename.c: Update tree_pass descriptors.
23293 * fwprop.c: Update tree_pass descriptors.
23294 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23295 * tree-into-ssa.c: Update tree_pass descriptors.
23296 * tree-dump.c: Update tree_pass descriptors.
23297 * tree-complex.c: Update tree_pass descriptors.
23298 * tree-dump.h: Update tree_pass descriptors.
23299 * see.c: Update tree_pass descriptors.
23300 * cgraphbuild.c: Update tree_pass descriptors.
23301 * tracer.c: Update tree_pass descriptors.
23302 * tree-loop-distribution.c: Update tree_pass descriptors.
23303 * cgraph.c: Update tree_pass descriptors.
23304 * postreload-gcse.c: Update tree_pass descriptors.
23305 * postreload.c: Update tree_pass descriptors.
23306 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23307 * tree-tailcall.c: Update tree_pass descriptors.
23308 * tree-pass.h (tree_opt_pass): Rename to ...
23309 (opt_pass) ... this one; add "type" field and remove letter field.
23310 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23311 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23312 all_lowering_passes): Update declaration.
23313 * ipa-cp.c: Update tree_pass descriptors.
23314 * final.c: Update tree_pass descriptors.
23315 * omp-low.c: Update tree_pass descriptors.
23316 * tree-ssa-dse.c: Update tree_pass descriptors.
23317 * ipa-reference.c: Update tree_pass descriptors.
23318 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23319 * auto-inc-dec.c: Update tree_pass descriptors.
23320 * reorg.c: Update tree_pass descriptors.
23321 * cgraphunit.c: Update tree_pass descriptors.
23322 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23323 * tree-ssa-ccp.c: Update tree_pass descriptors.
23324 * df-core.c: Update tree_pass descriptors.
23325 * mode-switching.c: Update tree_pass descriptors.
23326 * tree-nomudflap.c: Update tree_pass descriptors.
23327 * modulo-sched.c: Update tree_pass descriptors.
23328 * ipa-pure-const.c: Update tree_pass descriptors.
23329 * cse.c: Update tree_pass descriptors.
23330 * web.c: Update tree_pass descriptors.
23331 * tree-stdarg.c: Update tree_pass descriptors.
23332 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23333 * tree-ssa-dom.c: Update tree_pass descriptors.
23334 * tree-nrv.c: Update tree_pass descriptors.
23335 * tree-ssa-alias.c: Update tree_pass descriptors.
23336 * loop-init.c: Update tree_pass descriptors.
23337 * gimple-low.c: Update tree_pass descriptors.
23338 * ipa-inline.c: Update tree_pass descriptors.
23339 * tree-ssa-sink.c: Update tree_pass descriptors.
23340 * global.c: Update tree_pass descriptors.
23341 * ifcvt.c: Update tree_pass descriptors.
23342 * jump.c: Update tree_pass descriptors.
23343 * predict.c: Update tree_pass descriptors.
23344 * tree-ssa-loop.c: Update tree_pass descriptors.
23345 * recog.c: Update tree_pass descriptors.
23346 * dse.c: Update tree_pass descriptors.
23347 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23348 * tree-eh.c: Update tree_pass descriptors.
23349 * regmove.c: Update tree_pass descriptors.
23351 * function.c: Update tree_pass descriptors.
23352 * tree-vectorizer.c: Update tree_pass descriptors.
23353 * gcse.c: Update tree_pass descriptors.
23354 * ipa-type-escape.c: Update tree_pass descriptors.
23355 * tree-if-conv.c: Update tree_pass descriptors.
23356 * init-regs.c: Update tree_pass descriptors.
23357 * ipa.c: Update tree_pass descriptors.
23358 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23359 * rtl-factoring.c: Update tree_pass descriptors.
23360 * lower-subreg.c: Update tree_pass descriptors.
23361 * bt-load.c: Update tree_pass descriptors.
23362 * tree-dfa.c: Update tree_pass descriptors.
23363 * except.c: Update tree_pass descriptors.
23364 * emit-rtl.c: Update tree_pass descriptors.
23365 * cfgexpand.c: Update tree_pass descriptors.
23366 * tree-cfgcleanup.c: Update tree_pass descriptors.
23367 * cfgcleanup.c: Update tree_pass descriptors.
23368 * tree-ssa-pre.c: Update tree_pass descriptors.
23369 * tree-sra.c: Update tree_pass descriptors.
23370 * tree-mudflap.c: Update tree_pass descriptors.
23371 * tree-ssa-copy.c: Update tree_pass descriptors.
23372 * cfglayout.c: Update tree_pass descriptors.
23373 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23374 * tree-ssa-dce.c: Update tree_pass descriptors.
23375 * tree-ssa.c: Update tree_pass descriptors.
23376 * regclass.c: Update tree_pass descriptors.
23377 * integrate.c: Update tree_pass descriptors.
23378 * tree-optimize.c: Update tree_pass descriptors.
23379 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23380 * tree-object-size.c: Update tree_pass descriptors.
23381 * combine.c: Update tree_pass descriptors.
23382 * tree-outof-ssa.c: Update tree_pass descriptors.
23383 * bb-reorder.c: Update tree_pass descriptors.
23384 * stack-ptr-mod.c: Update tree_pass descriptors.
23385 * var-tracking.c: Update tree_pass descriptors.
23386 * tree-profile.c: Update tree_pass descriptors.
23387 * tree-vect-generic.c: Update tree_pass descriptors.
23388 * reg-stack.c: Update tree_pass descriptors.
23389 * sched-rgn.c: Update tree_pass descriptors.
23390 * tree-ssa-structalias.c: Update tree_pass descriptors.
23391 * tree-cfg.c: Update tree_pass descriptors.
23392 * passes.c (current_pass): Update declaration.
23393 (finish_optimization_passes): Update.
23394 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23395 (register_one_dump_file, register_dump_files_1, next_pass_1):
23397 (init_optimization_passes): Update handling of new types.
23398 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23399 * ipa-struct-reorg.c: Update tree_pass descriptors.
23400 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23401 * combine-stack-adj.c: Update tree_pass descriptors.
23402 * cfgrtl.c: Update tree_pass descriptors.
23403 * dce.c: Update tree_pass descriptors.
23404 * tree-ssanames.c: Update tree_pass descriptors.
23406 2008-03-19 Richard Guenther <rguenther@suse.de>
23408 PR middle-end/35609
23409 * tree-ssa.c (walk_data): New structure.
23410 (warn_uninitialized_var): If not always_executed warn with "maybe"
23412 (execute_early_warn_uninitialized): Compute post-dominators.
23413 Initialize always_executed before processing each basic block.
23415 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23418 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23419 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23421 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23423 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23425 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23427 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23429 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23430 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23431 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23432 target after ignore has been set, and move there also the commputation
23433 of subtarget and original_target.
23434 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23435 (LANG_HOOKS_INITIALIZER): Remove it.
23436 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23438 2008-03-18 Richard Guenther <rguenther@suse.de>
23440 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23441 found an expression with constants, note that in the VN for the lhs.
23442 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23443 fold them to constants if possible. Run cleanup_cfg if done so.
23444 (execute_pre): Return todo.
23445 (do_pre): Likewise.
23446 (execute_fre): Likewise.
23447 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23449 (get_prop_source_stmt): Look through pointer conversions.
23451 2008-03-18 Jan Hubicka <jh@suse.cz>
23453 * tree-pretty-print.c: Include predict.h.
23454 (dump_generic_node): Dump predictor.
23455 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23456 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23457 * gimple-low.c (lower_stmt): Likewise.
23458 * expr.c (expand_expr_real): Likewise.
23459 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23461 (build_predict_expr, build_predict_expr): New.
23462 * predict.h (predictor_name, build_predict_expr): Update.
23463 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23464 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23465 * predict.def (PRED_CONTINUE): Update hitrate.
23466 * tree.def (PREDICT_EXPR): Define.
23467 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23468 do not handle BIND_EXPR.
23469 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23470 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23471 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23474 2008-03-18 Michael Matz <matz@suse.de>
23476 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23478 2008-03-18 Richard Guenther <rguenther@suse.de>
23480 * tree-gimple.h (is_gimple_invariant_address): Declare.
23481 (is_gimple_constant): Likewise.
23482 * tree-gimple.c (is_gimple_constant): New function.
23483 (is_gimple_invariant_address): Likewise.
23484 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23485 and is_gimple_invariant_address.
23486 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23488 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23489 an addressable base.
23491 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23493 PR middle-end/35611
23494 * gimplify.c (gimplify_expr): Gimplify second operand of
23497 2008-03-17 Richard Guenther <rguenther@suse.de>
23499 PR tree-optimization/19637
23500 * fold-const.c (fold_unary): Remove restrictions of removing
23501 intermediate pointer-conversions (P2)(P1)P0.
23502 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23503 conversion to void pointer.
23504 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23506 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23509 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23510 emulated thread local variables.
23512 2008-03-16 Richard Guenther <rguenther@suse.de>
23514 PR middle-end/35607
23515 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23516 expand TREE_INVARIANT operations that are not gimple invariant.
23518 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23520 * doc/extend.texi (Alignment): Say that the ABI controls
23521 the __alignof__ for non-strict-alignment targets rather
23522 than being a recommendation.
23524 2008-03-15 Paul Brook <paul@codesourcery.com>
23526 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23528 (arm_output_fn_unwind): Mark functions that can not be unwound.
23530 2008-03-15 Paul Brook <paul@codesourcery.com>
23532 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23533 extension instructions.
23535 2008-03-15 Richard Guenther <rguenther@suse.de>
23537 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23538 and fold constant aggregate refs.
23539 (fold_const_aggregate_ref): Handle string constants
23540 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23541 (evaluate_stmt): Simplify now that ccp_fold folds constant
23544 2008-03-15 Paul Brook <paul@codesourcery.com>
23546 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23547 (extzv): Use gen_extzv_t2.
23548 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23550 2008-03-15 Richard Guenther <rguenther@suse.de>
23552 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23553 (fold_const_aggregate_ref): Likewise.
23554 (get_value): Return NULL if we don't have any values.
23555 (ccp_finalize): Set const_val to NULL after freeing it.
23556 * tree-flow.h (get_symbol_constant_value): Declare.
23557 (fold_const_aggregate_ref): Likewise.
23558 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23560 2008-03-15 Richard Guenther <rguenther@suse.de>
23562 PR middle-end/35593
23563 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23564 to not produce negative array indices if not allowed. Add
23565 parameter to indicate that.
23566 (maybe_fold_offset_to_component_ref): Allow negative array
23567 indices only for the first member of a structure.
23568 (maybe_fold_offset_to_reference): Allow negative array indices.
23569 (maybe_fold_stmt_addition): Likewise.
23571 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23572 Anatoly Sokolov <aesok@post.ru>
23574 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23575 (avr_arch): Add ARCH_AVR6.
23576 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23577 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23578 instead of fixed value 2.
23579 (print_operand_address): Use gs() asm specifier instead of pm().
23580 (avr_assemble_integer): (Ditto.).
23581 (avr_output_addr_vec_elt): (Ditto.).
23582 (print_operand): Handle "!" code.
23583 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23584 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23585 (AVR_HAVE_EIJMP_EICALL): Define.
23586 (AVR_3_BYTE_PC): Redefine.
23587 (AVR_2_BYTE_PC): (Ditto.).
23588 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23589 (LINK_SPEC): Add atmega2560 and atmega2561.
23590 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23592 * config/avr/avr.md (call_insn): Use eicall instead of icall
23593 for 3 byte PC devices.
23594 (call_value_insn): (Ditto.).
23595 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23596 (indirect_jump): Use only for for 2 byte PC devices.
23597 (*tablejump): (Ditto.).
23598 (*indirect_jump_avr6): Add insn.
23599 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23600 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23601 instead of ijmp for 3 byte PC devices.
23602 (__tablejump2__): (Ditto.).
23603 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23604 (MULITLIB_DIRNAMES): (Ditto.).
23605 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23607 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23609 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23610 "sse2_umulsidi3". Use V1DI mode for operand 0.
23611 ("mmx_psadbw"): Use V1DI mode for operand 0.
23612 * config/i386/i386-modes.def (V1SI): New vector mode.
23613 * config/i386/i386.c (struct builtin_description)
23614 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23615 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23616 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23617 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23618 v1di_ftype_v8qi_v8qi type.
23619 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23621 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23622 __builtin_ia32_pmuludq]: Fix the mode of return value.
23624 2008-03-15 Richard Guenther <rguenther@suse.de>
23626 PR middle-end/35595
23627 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23630 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23632 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23633 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23634 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23635 unless TARGET_SERIALIZE_VOLATILE is enabled.
23636 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23637 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23638 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23640 2008-03-14 Richard Guenther <rguenther@suse.de>
23642 PR tree-optimization/34172
23643 * tree-flow.h (refs_may_alias_p): Declare.
23644 (get_single_def_stmt): Likewise.
23645 (get_single_def_stmt_from_phi): Likewise.
23646 (get_single_def_stmt_with_phi): Likewise.
23647 * tree-dfa.c (refs_may_alias_p): New function.
23648 (get_single_def_stmt): Likewise.
23649 (get_single_def_stmt_from_phi): Likewise.
23650 (get_single_def_stmt_with_phi): Likewise.
23651 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23652 (vn_reference_lookup_1): New helper function.
23653 (vn_reference_lookup): Walk the virtual use-def chain to
23654 continue searching for a match if the def does not alias the
23655 reference we are looking for.
23657 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23659 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23660 archive and Perzl. Update The Written Word listing.
23662 2008-03-14 Richard Guenther <rguenther@suse.de>
23664 PR tree-optimization/34043
23665 PR tree-optimization/33989
23666 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23668 (bitmap_find_leader): Use extra argument to verify dominance
23669 relationship inside a basic-block.
23670 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23671 (find_leader_in_sets): Adjust.
23672 (create_component_ref_by_pieces): Take extra argument for
23673 dominance check, handle lookup failures.
23674 (find_or_generate_expression): Likewise.
23675 (create_expression_by_pieces): Likewise.
23676 (insert_into_preds_of_block): Adjust.
23677 (create_value_expr_from): If asked for, verify all operands
23678 are in the blocks AVAIL_OUT set.
23679 (make_values_for_stmt): Check for SSA_NAMEs that are life
23680 over an abnormal edge.
23681 (compute_avail): Remove such check.
23682 (do_SCCVN_insertion): New function.
23683 (eliminate): If we do not find a leader suitable for replacement
23684 insert a replacement expression from SCCVN if available.
23685 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23686 (struct vn_ssa_aux): Add needs_insertion flag.
23687 * tree-ssa-sccvn.c (may_insert): New global flag.
23688 (copy_reference_ops_from_ref): Value-number union member access
23689 based on its size, not type and member if insertion is allowed.
23690 (visit_reference_op_load): For a weak match from union type
23691 punning lookup a view-converted value and insert a SSA_NAME
23692 for that value if that is not found.
23693 (visit_use): Make dumps shorter. Do not disallow value numbering
23694 SSA_NAMEs that are life over an abnormal edge to constants.
23695 (free_scc_vn): Release inserted SSA_NAMEs.
23696 (run_scc_vn): New flag to specify whether insertion is allowed.
23697 Process SSA_NAMEs in forward order.
23698 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23699 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23700 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23701 pointer type to/from integral types that do not change the
23702 precision to regular conversions.
23704 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23706 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23707 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23708 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23709 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23710 input arguments and the mode of return value. Built-in functions
23711 that operate on whole 64-bit MMX register now use V1DI mode.
23713 2008-03-13 Alon Dayan <alond@il.ibm.com>
23714 Olga Golovanevsky <olga@il.ibm.com>
23716 PR tree-optimization/35041
23717 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23718 to locate the right position in a statement.
23720 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23724 * config/i386/xmmintrin.h: Change all static inline functions to
23725 extern inline and add __gnu_inline__ attribute.
23726 * config/i386/bmintrin.h: Ditto.
23727 * config/i386/smmintrin.h: Ditto.
23728 * config/i386/tmmintrin.h: Ditto.
23729 * config/i386/mmintrin-common.h: Ditto.
23730 * config/i386/ammintrin.h: Ditto.
23731 * config/i386/emmintrin.h: Ditto.
23732 * config/i386/pmmintrin.h: Ditto.
23733 * config/i386/mmintrin.h: Ditto.
23734 * config/i386/mm3dnow.h: Ditto.
23736 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23738 PR middle-end/35185
23739 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23740 (lower_omp_2): New function.
23741 (lower_omp_1, lower_omp): Rewritten.
23743 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23746 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23747 with the phrase "Microsoft Windows compilers".
23748 (Push/Pop Macro Pragmas): New subsection. Document
23749 #pragma push_macro and pragma pop_macro.
23751 2008-03-12 Paul Brook <paul@codesourcery.com>
23753 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23755 2008-03-12 Paul Brook <paul@codesourcery.com>
23757 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23758 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23759 (thumb2_addsi_shortim): Rename ...
23760 (thumb2_addsi_short): ... to this. Allow register operands.
23761 (thumb2_subsi_short): New pattern.
23762 (thumb2_one_cmplsi2_short,
23763 thumb2_negsi2_short): New patterns and peepholes.
23765 2008-03-12 Paul Brook <paul@codesourcery.com>
23767 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23769 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23771 * config/i386/i386.md (int_cond): New code iterator.
23773 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23774 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23775 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23776 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23777 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23778 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23779 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23780 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23782 2008-03-12 Paul Brook <paul@codesourcery.com>
23784 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23785 instead of {arm,thumb}_compute_save_reg_mask.
23786 (output_return_instruction): Ditto.
23787 (thumb_unexpanded_epilogue): Ditto.
23788 (thumb1_expand_prologue): Ditto.
23789 (thumb1_output_function_prologue): Ditto.
23790 (arm_set_return_address): Ditto.
23791 (thumb_set_return_address): Ditto.
23792 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23793 regs to achieve stack alignment.
23794 (thumb1_compute_save_reg_mask): Fix compiler warning.
23795 (arm_output_epilogue): Use offsets->saved_regs_mask.
23796 Adjust stack pointer by poping call clobered registers.
23797 (arm_expand_prologue): Use offsets->saved_regs_mask.
23798 Adjust stack pointer by pushing extra registers.
23799 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23801 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23804 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23805 conversion to the operands of a multiplication.
23807 2008-03-12 Richard Guenther <rguenther@suse.de>
23809 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23810 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23811 * timevar.def (TV_TREE_PHIPROP): Add.
23812 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23813 pass description. Use TV_TREE_PHIPROP.
23814 * tree-ssa-forwprop.c: Remove phiprop code.
23816 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23818 PR middle-end/35549
23819 * omp-low.c (maybe_lookup_decl): Constify first argument.
23820 (use_pointer_for_field): Change last argument from bool to
23821 omp_context *. Disallow shared copy-in/out in nested
23822 parallel if decl is shared in outer parallel too.
23823 (build_outer_var_ref, scan_sharing_clauses,
23824 lower_rec_input_clauses, lower_copyprivate_clauses,
23825 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23827 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23828 Ira Rosen <irar@il.ibm.com>
23830 * tree-vectorizer.c (free_stmt_vec_info): New function.
23831 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23832 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23833 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23834 * tree-vect-transform.c (vectorizable_conversion): Free
23835 vec_oprnds0 if it was allocated.
23836 (vect_permute_store_chain): Remove unused VECs.
23837 (vectorizable_store): Free VECs that are allocated in the..
23839 (vect_transform_strided_load, vectorizable_load): Likewise.
23840 (vect_remove_stores): Simplify the code.
23841 (vect_transform_loop): Move code to vect_remove_stores().
23842 Call vect_remove_stores() and free_stmt_vec_info().
23844 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23846 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23847 TARGET_HPUX. Revise comment.
23848 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23849 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23850 Use sr4 variant of `be' instruction when not generating PIC code.
23851 (attr_length_call): Adjust for above change.
23853 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23855 * ipa-reference.c (static_execute): Remove module_statics_const and
23856 associated setting code.
23858 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23861 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23862 predicate for operand 1.
23863 (paritysi2_cmp): Use register_operand predicate for operand 2.
23864 Use earlyclobber modifier for operand 1. Remove support for
23866 (paritydi2_cmp): Use register_operand predicate for operand 3.
23867 Use earlyclobber modifier for operand 1. Remove support for
23870 2008-03-11 Paul Brook <paul@codesourcery.com>
23871 Vladimir Prus <vladimir@codesourcery.com>
23873 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23874 (arm_compute_save_reg0_reg12_mask): Always
23875 check if register 11 must be saved. Always safe hard frame pointer
23876 when frame_pointer_needeed.
23877 (arm_compute_save_reg_mask): Save IP and PC
23878 only with apcs frames.
23879 (arm_output_epilogue): Adjust Thumb2 codepath to
23880 be also invoked and work for ARM non-apcs frames.
23881 (arm_expand_prologue): Don't bother saving IP
23882 for non-apcs frame, since it's not clobbered by
23883 prologue code. Implement non-apcs frame
23886 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23888 PR rtl-optimization/35281
23889 * expr.c (convert_move): Use a new pseudo for the intermediate
23890 from_mode->word_mode result.
23892 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23894 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23895 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23896 * toplev.c (compile_file): Don't call it.
23898 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23900 PR middle-end/35526
23901 * expr.c (store_expr): Call emit_block_move if the mode
23902 of "temp" RTX is BLKmode.
23904 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23905 Richard Guenther <rguenther@suse.de>
23907 PR tree-optimization/31358
23908 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23909 the step with a NULL_TREE.
23910 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23911 to sizetype if type is a pointer type.
23912 (add_candidate_1): Don't convert the base and step to
23913 the generic type if the orginal type is a pointer type.
23914 (add_iv_value_candidates): Use sizetype for the step
23915 if type is a pointer type.
23916 (cand_value_at): Likewise.
23917 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23919 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23920 Don't convert the tem affine to the type.
23921 (add_elt_to_tree): Use sizetype for the step if a pointer.
23922 Use POINTER_PLUS_EXPR for pointers.
23923 (aff_combination_to_tree): Use sizetype for the step if a
23926 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23928 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23929 Remove commutativity hint.
23931 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23935 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23936 errorneous type. Check that v is a VAR_DECL.
23938 PR middle-end/35099
23939 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23941 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23943 PR tree-optimization/35494
23944 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23945 may be overriden at link and run time.
23947 2008-03-10 Richard Guenther <rguenther@suse.de>
23949 PR tree-optimization/34677
23950 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23951 (poolify_tree): Likewise.
23952 (modify_expr_template): Likewise.
23953 (poolify_modify_stmt): Likewise.
23954 (insert_fake_stores): Handle all component-ref style stores
23955 in addition to INDIRECT_REF. Also handle complex types.
23956 Do not poolify the inserted load.
23957 (realify_fake_stores): Do not rebuild the tree but only
23958 make it a SSA_NAME copy.
23959 (init_pre): Remove initialzation of modify_expr_template.
23960 Do not allocate modify_expr_node_pool.
23961 (fini_pre): Do not free modify_expr_node_pool.
23963 2008-03-10 Paul Brook <paul@codesourcery.com>
23965 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23966 to avoid conflicts.
23968 2008-03-10 Paul Brook <paul@codesourcery.com>
23969 Mark Shinwell <shinwell@codesourcery.com>
23971 * config/arm/cortex-r4.md: New.
23972 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23974 * config/arm/arm.md: Include cortex-r4.md.
23975 (insn): Add smmls, sdiv and udiv values.
23976 (generic_sched): Don't use generic scheduling for Cortex-R4.
23977 (arm_issue_rate): New function.
23978 (TARGET_SCHED_ISSUE_RATE): Define.
23980 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23982 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23984 2008-03-10 Richard Guenther <rguenther@suse.de>
23986 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23987 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23989 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23991 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23992 Set default to true.
23994 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23996 * c.opt (Wsynth): Deprecate.
23997 * doc/invoke.texi (Option Summary, Warning Options): Document
23998 -Wno-format-contains-nul.
24000 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24003 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24004 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24006 2008-03-09 Ira Rosen <irar@il.ibm.com>
24008 * config/rs6000/rs6000.c (builtin_description): Rename vector
24009 left shift operations.
24010 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24011 (altivec_vsl<VI_char>): Rename to ...
24012 (ashl<mode>3): ... new name.
24013 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24015 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24017 2008-03-08 Richard Guenther <rguenther@suse.de>
24019 * coverage.h (tree_coverage_counter_addr): Declare.
24020 * coverage.c (tree_coverage_counter_addr): New function.
24021 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24022 before using again.
24023 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24024 (tree_gen_one_value_profiler): Likewise.
24025 (tree_gen_ic_profiler): Likewise.
24026 (tree_gen_average_profiler): Likewise.
24027 (tree_gen_ior_profiler): Likewise.
24029 2008-03-08 Richard Guenther <rguenther@suse.de>
24031 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24032 (vn_binary_op_insert): Likewise.
24033 (vn_unary_op_lookup): Likewise.
24034 (vn_unary_op_insert): Likewise.
24035 (vn_nary_op_lookup): Declare.
24036 (vn_nary_op_insert): Likewise.
24037 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24038 and binary hashes, use a single obstack for unary_op_pool
24039 and binary_op_pool.
24040 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24041 a single struct vn_nary_op_s. Store tree code length and
24042 a variable number of operands.
24043 (struct vn_reference_op_struct): Remove unused op2.
24044 (vn_reference_op_eq): Do not compare op2.
24045 (vn_reference_op_compute_hash): Do not compute hash of op2.
24046 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24047 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24048 with vn_nary_op_compute_hash.
24049 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24050 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24052 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24054 (visit_unary_op): Call nary functions.
24055 (visit_binary_op): Likewise.
24056 (process_scc): Adjust for struct vn_tables_s changes.
24057 (allocate_vn_table): Likewise.
24058 (free_vn_table): Likewise.
24059 * tree-vn.c (vn_add): Call nary functions.
24060 (vn_lookup): Likewise.
24062 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24065 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24066 wdst back after sync_compare_and_swapqhi_internal.
24068 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24071 * config/i386/i386-modes.def (V1DI): New vector mode.
24072 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24073 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24074 (MMXMODE248): Ditto.
24075 (MMXMODE): Add V1DI mode.
24076 (mmxvecsize): Change DI mode to V1DI mode.
24077 ("mov<mode>): Use MMXMODEI8 mode iterator.
24078 ("*mov<mode>_internal_rex64"): Ditto.
24079 ("*mov<mode>_internal"): Ditto.
24080 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24081 ("mmx_sub<mode>3"): Ditto.
24082 ("mmx_adddi3"): Remove insn pattern.
24083 ("mmx_subdi3"): Ditto.
24084 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24085 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24086 ("mmx_ashl<mode>3"): Ditto.
24087 ("mmx_lshrdi3"): Remove insn pattern.
24088 ("mmx_ashldi3"): Ditto.
24089 * config/i386/i386.c (classify_argument): Handle V1DImode.
24090 (function_arg_advance_32): Ditto.
24091 (function_arg_32): Ditto.
24092 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24093 mmx_addv1di3 insn pattern.
24094 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24095 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24096 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24097 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24098 Remove definitions of built-in functions.
24099 (V1DI_type_node): New node.
24100 (v1di_ftype_v1di_int): Ditto.
24101 (v1di_ftype_v1di_v1di): Ditto.
24102 (v2si_ftype_v2si_si): Ditto.
24103 (v4hi_ftype_v4hi_di): Remove node.
24104 (v2si_ftype_v2si_di): Ditto.
24105 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24106 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24107 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24108 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24109 Add new builtins using def_builtin_const.
24110 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24111 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24112 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24113 * config/i386/mmintrin.h (__v1di): New typedef.
24114 (_mm_add_si64): Cast arguments to __v1di type.
24115 (_mm_sub_si64): Ditto.
24116 (_mm_sll_pi16): Cast __count to __v4hi type.
24117 (_mm_sll_pi32): Cast __count to __v2si type.
24118 (_mm_sll_si64): Cast arguments to __v1di type.
24119 (_mm_srl_pi16): Cast __count to __v4hi type.
24120 (_mm_srl_pi32): Cast __count to __v2si type.
24121 (_mm_srl_si64): Cast arguments to __v1di type.
24122 (_mm_sra_pi16): Cast __count to __v4hi type.
24123 (_mm_sra_pi32): Cast __count to __v2si type.
24124 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24125 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24126 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24127 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24128 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24129 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24130 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24131 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24132 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24133 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24134 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24135 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24137 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24139 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24141 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24144 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24145 reg+const addressing for Altivec modes. Don't generate reg+reg
24146 addressing for TFmode or TDmode quantities.
24148 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24150 * c-common.c (vector_types_convertible_p): Call langhook
24151 instead of comptypes.
24153 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24156 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24157 integral and scalar float variables which have a
24160 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24162 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24163 dwarf_register_span hook when emitting unwind information for
24164 register-to-memory saves.
24165 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24166 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24168 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24170 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24171 for the same VAR_DECL.
24173 2008-03-06 Tom Tromey <tromey@redhat.com>
24175 * treelang: Delete.
24176 * doc/standards.texi (Standards): Don't mention treelang.
24177 * doc/invoke.texi (Overall Options): Don't mention treelang.
24178 * doc/install.texi (Prerequisites): Don't mention bison or
24180 (Configuration): Don't mention treelang.
24181 (Building): Likewise.
24182 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24184 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24186 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24187 word-extractions out of a multi-word object.
24189 2008-03-06 Richard Guenther <rguenther@suse.de>
24191 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24192 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24193 result type and precision.
24194 * expr.c (get_inner_reference): Set unsignedp based on the result
24195 type of BIT_FIELD_REF.
24196 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24197 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24198 (try_instantiate_multiple_fields): Likewise. Use the correct type
24200 (sra_build_assignment): Likewise.
24201 (sra_build_elt_assignment): Likewise.
24202 (sra_explode_bitfield_assignment): Likewise.
24203 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24204 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24205 set BIT_FIELD_REF_UNSIGNED.
24206 (vectorizable_load): Likewise.
24208 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24210 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24213 2008-03-06 Richard Guenther <rguenther@suse.de>
24215 * alias.c (struct alias_set_entry): Move has_zero_child field
24216 to pack with alias_set.
24218 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24220 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24223 2008-03-05 Ian Lance Taylor <iant@google.com>
24225 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24227 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24229 * fwprop.c (update_df): Support width and offset parameters of
24231 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24232 global_conflicts): Change DF_REF_EXTRACT to either
24233 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24234 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24235 * df-scan.c (df_ref_record, df_defs_record,
24236 df_ref_create_structure, df_def_record_1, df_uses_record,
24237 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24238 df_bb_refs_collect, df_entry_block_defs_collect,
24239 df_exit_block_uses_collect): Support new width and offset fields.
24240 (ref_extract_pool): New storage pool.
24241 (df_free_ref): New function.
24242 (df_reg_chain_unlink, df_free_collection_rec,
24243 df_sort_and_compress_refs): Call df_free_ref.
24244 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24246 (df_ref_create_structure): Allocate df_ref_extract if offset and
24247 width fields are used.
24248 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24249 (df_uses_record): Get offset and width from ZERO_EXTRACT
24251 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24252 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24253 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24254 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24255 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24256 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24257 (df_ref_extract): New structure.
24258 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24259 (df_ref_create): Add width and offset parameters.
24261 2008-03-05 Richard Guenther <rguenther@suse.de>
24263 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24264 Use ranges_overlap_p.
24265 (offset_overlaps_with_access): Rename
24266 to ranges_overlap_p and move ...
24267 * tree-flow-inline.h (ranges_overlap_p): ... here.
24269 * tree.h (get_inner_reference, handled_component_p): Update
24272 * tree.h (record_component_aliases, get_alias_set,
24273 alias_sets_conflict_p, alias_sets_must_conflict_p,
24274 objects_must_conflict_p): Move declarations ...
24275 * alias.h (record_component_aliases, get_alias_set,
24276 alias_sets_conflict_p, alias_sets_must_conflict_p,
24277 objects_must_conflict_p): ... here.
24278 Include coretypes.h.
24279 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24281 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24283 * cfg.c: Include tree-flow.h.
24284 (remove_edge_raw): Call redirect_edge_var_map_clear.
24285 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24286 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24287 (redirect_edge_var_map_result): New.
24288 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24289 PENDING_STMT use with redirect_edge_var_map_*.
24290 * tree-ssa.c (edge_var_maps): New definition.
24291 (redirect_edge_var_map_add): New.
24292 (redirect_edge_var_map_clear): New.
24293 (redirect_edge_var_map_dup): New.
24294 (redirect_edge_var_map_vector): New.
24295 (redirect_edge_var_map_destroy): New.
24296 (ssa_redirect_edge): Replace PENDING_STMT use with
24297 redirect_edge_var_map_*.
24298 (flush_pending_stmts): Same.
24299 (delete_tree_ssa): Destroy edge var map.
24300 * tree-flow.h (struct _edge_var_map): New.
24301 Define edge_var_map vector type.
24302 Declare redirect_edge_var_map_* prototypes.
24303 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24304 * tree-cfg.c (reinstall_phi_args): Replace
24305 PENDING_STMT use with redirect_edge_var_map_*.
24307 2008-03-05 Richard Guenther <rguenther@suse.de>
24309 PR tree-optimization/35472
24310 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24311 whose single use_stmt has a overlapping set of loaded and
24312 stored symbols as that use_stmt might be a noop assignment then.
24314 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24316 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24318 2008-03-05 Richard Guenther <rguenther@suse.de>
24321 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24322 should be constants.
24323 * tree-cfg.c (verify_expr): Verify it.
24324 * fold-const.c (fold_truthop): Remove code generating
24325 BIT_FIELD_REFs of structure bases.
24326 (fold_binary): Likewise.
24327 (fold_ternary): Position and size of BIT_FIELD_REFs are
24328 always host integers.
24329 (make_bit_field_ref): Remove.
24330 (optimize_bit_field_compare): Remove.
24331 (all_ones_mask_p): Remove.
24333 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24336 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24337 (split_block_and_df_analyze): New. Split basic block and rebuild
24339 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24341 (split_pattern_seq): Likewise.
24342 (erase_matching_seqs): Likewise.
24343 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24345 2008-03-04 Geoff Keating <geoffk@apple.com>
24347 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24348 declaration and code.
24349 (tree_invalid_nonnegative_warnv_p): Likewise.
24351 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24353 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24354 examples. Truncate option-names then causing overfull hbox.
24356 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24359 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24361 * configure: Rebuilt.
24363 2008-03-04 Rafael Espíndola <espindola@google.com>
24365 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24366 (tree_unary_nonnegative_warnv_p): New.
24367 (tree_binary_nonnegative_warnv_p): New.
24368 (tree_single_nonnegative_warnv_p): New.
24369 (tree_invalid_nonnegative_warnv_p): New.
24370 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24372 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24375 * opts.c (handle_option): Postpone 'unknown option' errors only for
24378 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24381 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24384 2008-03-04 Rafael Espíndola <espindola@google.com>
24386 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24387 (tree_binary_nonzero_warnv_p): New.
24388 (tree_single_nonzero_warnv_p): New.
24389 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24391 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24393 PR middle-end/35456
24394 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24395 transformations for modes that have signed zeros.
24396 * ifcvt.c (noce_try_abs): Ditto.
24398 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24400 * config/i386/i386.c (override_options): Force
24401 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24403 2008-03-04 Jan Hubicka <jh@suse.cz>
24406 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24409 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24411 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24412 label to probe the stack.
24414 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24416 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24417 (__gthr_win32_mutex_destroy): Declare.
24418 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24419 __gthr_win32_mutex_destroy.
24420 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24422 2008-03-03 Jan Hubicka <jh@suse.cz>
24425 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24426 aggressive on inlining cold calls.
24428 2008-03-03 Richard Guenther <rguenther@suse.de>
24430 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24431 struct copies into the expression table.
24432 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24433 (try_to_simplify): Likewise.
24434 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24435 integral and pointer arguments which do not change the
24436 precision to NOP_EXPRs.
24437 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24438 VIEW_CONVERT_EXPR case.
24440 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24442 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24443 defined in a loop at depth 0 is invariant.
24444 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24445 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24446 be called at loop depth 0.
24448 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24451 * gcc.c (process_command): Update copyright notice dates.
24452 * gcov.c (print_version): Likewise.
24453 * gcov-dump.c (print_version): Likewise.
24454 * mips-tfile.c (main): Likewise.
24455 * mips-tdump.c (main): Likewise.
24457 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24460 * c-common.c (flag_permissive): Delete.
24461 (constant_expression_warnings): Check flags first.
24462 (constant_expression_error): New.
24463 * c-common.h (flag_permissive): Delete.
24464 (constant_expression_error): Declare.
24465 * flags.h (flag_permissive): Declare. Update description.
24466 * diagnostic.c (pedwarn): Update.
24468 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24469 (permissive_error_kind): New.
24470 * toplev.c (flag_permissive): Define. Update description.
24471 * toplev.h (permissive_error_kind): Declare.
24472 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24473 (pedwarn_c90): Use pedantic_warning_kind.
24474 * c-opts.c (c_common_post_options): flag_permissive does not affect
24475 flag_pedantic_errors.
24477 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24479 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24480 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24481 __absvsi2, __absvDI2): Use unsigned arithmetic.
24483 2008-03-02 Andi Kleen <ak@suse.de>
24484 Richard Guenther <rguenther@suse.de>
24486 * struct-equiv.c: Remove file.
24487 * cfg_cleanup.c (condjump_equiv_p): Remove.
24488 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24489 (struct-equiv.o): Remove rule.
24490 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24491 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24492 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24494 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24496 * ifcvt.c (noce_process_if_block): Try to handle only the then
24497 block if the else block exists but isn't suitable.
24499 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24502 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24503 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24504 regression from previous patch.
24506 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24509 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24511 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24512 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24513 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24514 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24515 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24516 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24517 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24518 (__gthread_mutex_destroy_function): Rename to
24519 __gthread_mutex_destroy.
24520 * gthr-dce.h (__gthread_mutex_destroy): Call
24521 pthread_mutex_destroy.
24522 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24523 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24524 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24526 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24528 * df-scan.c (df_ref_chain_change_bb): Simplify.
24529 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24530 set_block_for_insn if there's any change.
24531 * df.h ((df_insn_change_bb): Fix prototype.
24532 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24533 df_insn_change_bb, don't call set_block_for_insn.
24534 * emit-rtl.c (reorder_insns): Likewise.
24535 * haifa-sched.c (move_insn): Likewise.
24537 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24539 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24541 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24543 * tree-flow-inline.h (next_readonly_imm_use): Return
24544 NULL_USE_OPERAND_P after the end.
24546 2008-03-01 Richard Guenther <rguenther@suse.de>
24548 PR tree-optimization/35411
24549 * tree-sra.c (sra_build_assignment): Split conversion to
24550 final type to a separate statement if we are not assigning
24553 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24555 * fold-const.c (fold_convertible_p): Correct the logic to follow
24556 that in fold_convert().
24558 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24561 * tree-inline.c (build_duplicate_type): When we make a
24562 duplicate type, make it unique in the canonical types system.
24564 2008-02-29 Tom Tromey <tromey@redhat.com>
24566 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24567 input_file_stack_history, input_file_stack_restored): Remove.
24568 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24569 * input.h (struct file_stack): Remove.
24570 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24571 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24573 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24575 (diagnostic_last_module_changed): Add 'map' argument.
24576 (diagnostic_set_last_function): Likewise.
24577 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24578 line map, not input_file_stack.
24579 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24581 2008-02-29 Paul Brook <paul@codesourcery.com>
24583 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24585 2008-02-29 Paul Brook <paul@codesourcery.com>
24587 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24589 2008-02-29 Richard Guenther <rguenther@suse.de>
24591 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24593 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24594 value for comparing for a store match.
24595 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24596 (try_to_simplify): Do not do a full-blown reference lookup.
24598 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24600 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24601 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24603 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24605 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24607 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24608 strides against cache sizes.
24610 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24612 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24615 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24617 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24618 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24619 is smaller than the original promoted value.
24620 (simplify_subreg): If OP is a SUBREG, try to preserve its
24621 SUBREG_PROMOTED_VAR_P information.
24623 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24625 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24626 (VN_INFO_GET): Allocate new objects on the obstack.
24627 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24628 for rpo_numbers_temp, for consistency.
24629 (free_scc_vn): Free the obstack.
24631 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24633 * doc/invoke.texi: Document -ftree-loop-distribution.
24634 * tree-loop-distribution.c: New.
24635 * tree-pass.h (pass_loop_distribution): New.
24636 * graphds.h (struct graph): Add htab_t indices.
24637 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24638 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24639 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24640 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24641 * tree-data-ref.c (debug_data_dependence_relations): New.
24642 (dump_data_dependence_relation): Also print data references.
24643 (free_data_ref): Extern.
24644 (same_access_functions): Moved...
24645 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24646 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24647 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24648 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24649 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24650 (stmts_from_loop): Skip LABEL_EXPR.
24651 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24653 (build_rdg): Initialize rdg->indices htab.
24654 (free_rdg, stores_from_loop, ref_base_address,
24655 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24656 have_similar_memory_accesses_1, ref_base_address_1,
24657 remove_similar_memory_refs): New.
24658 * tree-data-ref.h: Depend on tree-chrec.h.
24659 (debug_data_dependence_relations, free_data_ref): Declared.
24660 (same_access_functions): ... here.
24661 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24663 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24664 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24665 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24666 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24667 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24668 rdg_vertex_for_stmt): Declared.
24669 (struct rdg_edge): Add level.
24671 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24672 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24674 (rdg_has_similar_memory_accesses): New.
24675 * tree-vect-analyze.c: Remove unused static decls.
24676 * lambda.h (dependence_level): New.
24677 * common.opt (ftree-loop-distribution): New.
24678 * tree-flow.h (mark_virtual_ops_in_bb,
24679 slpeel_tree_duplicate_loop_to_edge_cfg,
24680 rename_variables_in_loop): Declared.
24681 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24682 (OBJS-common): Add tree-loop-distribution.o.
24683 (tree-loop-distribution.o): New rule.
24684 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24685 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24686 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24688 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24691 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24692 other than structures and unions.
24694 2008-02-28 Richard Guenther <rguenther@suse.de>
24697 2008-02-26 Richard Guenther <rguenther@suse.de>
24699 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24700 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24701 (lookup_decl_from_uid): Declare.
24702 (remove_decl_from_map): Likewise.
24703 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24704 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24705 (decl_for_uid_map): New global hashtable mapping DECL_UID
24707 (init_ttree): Allocate it.
24708 (insert_decl_to_uid_decl_map): New helper function.
24709 (make_node_stat): Insert new decls into the map.
24710 (copy_node_stat): Likewise.
24711 (lookup_decl_from_uid): New function.
24712 (remove_decl_from_map): Likewise.
24713 (print_decl_for_uid_map_statistics): New helper.
24714 (dump_tree_statistics): Call it.
24716 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24717 (referenced_var_iterator): Adjust.
24718 (FOR_EACH_REFERENCED_VAR): Adjust.
24719 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24720 (num_referenced_vars): Adjust.
24721 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24722 (first_referenced_var): Remove.
24723 (end_referenced_vars_p): Likewise.
24724 (next_referenced_var): Likewise.
24725 (referenced_var_iterator_set): New helper function.
24726 * tree-dfa.c (referenced_var_lookup): Adjust.
24727 (referenced_var_check_and_insert): Likewise.
24728 (remove_referenced_var): Likewise.
24729 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24730 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24731 (verify_call_clobbering): Likewise.
24732 (verify_memory_partitions): Likewise.
24733 (init_tree_ssa): Allocate bitmap instead of hashtable for
24735 (delete_tree_ssa): Adjust.
24736 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24737 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24738 (compute_tag_properties): Likewise.
24739 (set_initial_properties): Likewise.
24740 (find_partition_for): Likewise.
24741 (update_reference_counts): Likewise.
24742 (dump_may_aliases_for): Likewise.
24743 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24744 (add_call_clobber_ops): Likewise.
24745 (add_call_read_ops): Likewise.
24746 (get_asm_expr_operands): Likewise.
24747 * tree-into-ssa.c (dump_decl_set): Likewise.
24748 (update_ssa): Likewise.
24749 * tree-sra.c (scan_function): Likewise.
24750 (decide_instantiations): Likewise.
24751 (scalarize_parms): Likewise.
24752 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24753 (dsa_named_for): Likewise.
24754 * tree-ssa-structalias.c (update_alias_info): Likewise.
24755 (merge_smts_into): Likewise.
24757 2008-02-27 David Daney <ddaney@avtrex.com>
24760 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24761 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24762 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24763 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24764 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24766 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24769 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24770 (BUILT_IN_NEXTTOWARD): Remove.
24771 (BUILT_IN_NEXTTOWARDF): Ditto.
24772 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24773 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24775 2008-02-27 Tom Tromey <tromey@redhat.com>
24777 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24778 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24780 2008-02-27 Jan Beulich <jbeulich@novell.com>
24782 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24783 update the respective field on newdecl.
24785 2008-02-27 Revital Eres <eres@il.ibm.com>
24787 PR rtl-optimization/34999
24788 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24789 crossing edges that ends with a call insn.
24790 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24791 call insn and clear the EDGE_CROSSING flag of the crossing edge
24792 when fixing fallthru edges.
24794 2008-02-27 Richard Guenther <rguenther@suse.de>
24796 PR middle-end/35390
24797 * fold-const.c (fold_unary): Return the correct argument,
24798 converted to the result type.
24800 2008-02-27 Richard Guenther <rguenther@suse.de>
24802 PR middle-end/34971
24803 * expr.c (expand_expr_real_1): Assert on rotates that operate
24805 * fold-const.c (fold_binary): Use the types precision, not the
24806 bitsize of the mode if folding rotate expressions. Build rotates
24807 only for full modes.
24809 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24811 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24812 and CPP_PRAGMA_EOL.
24813 * c-pragma.c (pragma_ns_name): New typedef.
24814 (registered_pp_pragmas): New variable.
24815 (c_pp_lookup_pragma): New function.
24816 (c_register_pragma_1): If flag_preprocess_only, do nothing
24817 for non-expanded pragmas, for expanded ones push pragma's
24818 namespace and name into registered_pp_pragmas vector.
24819 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24820 flag_preprocess_only, don't register GCC pch_preprocess
24821 pragma if flag_preprocess_only.
24822 * c-opts.c (c_common_init): Call init_pragma even if
24823 flag_preprocess_only.
24824 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24825 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24826 cpp_register_pragma if flag_preprocess_only.
24828 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24831 * c-parser.c (c_parser_translation_unit): Warn for empty
24832 translation unit, not empty source file.
24834 2008-02-26 Paul Brook <paul@codesourcery.com>
24836 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24837 operand for Thumb-2.
24838 * config/arm/arm.h (reg_class): Add CORE_REGS.
24839 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24840 (BASE_REG_CLASS): Use CORE_REGS.
24841 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24842 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24843 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24844 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24845 ARM_REGNO_OK_FOR_INDEX_P.
24846 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24847 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24848 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24849 (ldm/stm peepholes): Ditto.
24850 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24851 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24852 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24853 * config/arm/constraints.md: Enable "k" constraint on ARM.
24855 2008-02-27 Ben Elliston <bje@au.ibm.com>
24857 * config/rs6000/rs6000.c: Annotate cache line size field in all
24858 instances of struct processor_costs.
24860 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24862 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24863 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24864 jump_bypass): New counters.
24865 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24866 * dce.c (gate_ud_dce): Same.
24867 (gate_fast_dce): Same.
24868 * dse.c (gate_dse1): New function.
24869 (gate_dse2): New function.
24870 (gate_dse): Merge results of new gate functions.
24871 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24872 (gate_handle_jump_bypass): Add dbg_cnt.
24873 (gate_handle_gcse): Add dbg_cnt.
24874 * ifcvt.c (gate_handle_if_conversion): Same.
24875 (gate_handle_if_after_combine): Same.
24876 (gate_handle_if_after_reload): Same.
24877 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24879 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24881 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24883 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24885 2008-02-26 Jason Merrill <jason@redhat.com>
24888 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24889 alone if it's the naming decl for the type's main variant.
24891 2008-02-26 Tom Tromey <tromey@redhat.com>
24893 * system.h (USE_MAPPED_LOCATION): Poison.
24894 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24895 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24896 (make_goto_expr_edges): Likewise.
24897 (remove_bb): Likewise.
24898 (execute_warn_function_return): Likewise.
24899 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24901 * c-common.c (fname_decl): Remove old location code.
24902 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24904 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24906 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24907 (gen_rtx_ASM_INPUT): Likewise.
24908 (gen_rtx_ASM_INPUT_loc): Likewise.
24909 (get_rtx_asm_OPERANDS): Remove.
24910 * cfglayout.c (insn_locators_alloc): Remove old location code.
24911 (set_curr_insn_source_location): Likewise.
24912 (curr_insn_locator): Likewise.
24913 * print-tree.c (print_node): Remove old location code.
24914 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24915 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24916 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24917 location_from_locus.
24918 (construct_exit_block): Remove old location code.
24919 * emit-rtl.c (force_next_line_note): Remove old location code.
24920 * profile.c (branch_prob): Remove old location code.
24921 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24922 LOC_LINE): Remove old-location variants.
24923 * langhooks.c (lhd_print_error_function): Remove old location
24925 * configure, config.in: Rebuilt.
24926 * configure.ac (--enable-mapped-location): Remove.
24927 * c-decl.c (c_init_decl_processing): Remove old location code.
24928 (finish_function): Likewise.
24929 * recog.c (decode_asm_operands): Remove old location code.
24930 * c-pch.c (c_common_read_pch): Remove old location code.
24931 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24933 * gimple-low.c (lower_function_body): Remove old location code.
24934 * toplev.c (unknown_location): Remove.
24935 (push_srcloc): Remove old-location variant.
24936 (process_options): Remove old location code.
24937 (lang_dependent_init): Likewise.
24938 * input.h (UNKNOWN_LOCATION): Move definition.
24939 (location_t): Undeprecate.
24940 (source_locus): Remove.
24941 (location_from_locus): Remove.
24942 (struct location_s): Remove.
24943 Remove all old-location code.
24944 (input_line, input_filename): Remove.
24945 * final.c (final_scan_insn): Remove old location code.
24946 * diagnostic.c (diagnostic_build_prefix): Remove
24947 USE_MAPPED_LOCATION test.
24948 * tree.h (gimple_stmt) <locus>: Now a location_t.
24949 (tree_exp) <locus>: Likewise.
24950 (DECL_IS_BUILTIN): Remove old-location variant.
24951 (annotate_with_file_line, annotate_with_locus): Likewise.
24952 (expr_locus, set_expr_locus): Update.
24953 * tree.c (build1_stat): Remove old location code.
24954 (last_annotated_node): Remove.
24955 (annotate_with_file_line): Remove old-location variant.
24956 (annotate_with_locus): Likewise.
24957 (expr_location): Remove old location code.
24958 (set_expr_location): Likewise.
24959 (expr_has_location): Likewise.
24960 (expr_locus): Likewise.
24961 (set_expr_locus): Likewise.
24962 (expr_filename): Don't use location_from_locus.
24963 (expr_lineno): Likewise.
24964 * rtl-error.c (location_for_asm): Remove old location code.
24965 * c-lex.c (cb_line_change): Remove old location code.
24966 (fe_file_change): Likewise.
24967 (cb_def_pragma): Likewise.
24968 (c_lex_with_flags): Likewise.
24969 * gengtype.c (do_typedef): Don't special-case location types.
24970 (define_location_structures): Remove.
24971 (main): Don't call define_location_structures.
24972 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24975 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24978 * builtins.def (BUILT_IN_STDARG_START): Remove.
24979 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24980 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24981 * tree-inline.c (inline_forbidden_p_1): Likewise.
24983 2008-02-26 Richard Guenther <rguenther@suse.de>
24985 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24986 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24987 (lookup_decl_from_uid): Declare.
24988 (remove_decl_from_map): Likewise.
24989 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24990 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24991 (decl_for_uid_map): New global hashtable mapping DECL_UID
24993 (init_ttree): Allocate it.
24994 (insert_decl_to_uid_decl_map): New helper function.
24995 (make_node_stat): Insert new decls into the map.
24996 (copy_node_stat): Likewise.
24997 (lookup_decl_from_uid): New function.
24998 (remove_decl_from_map): Likewise.
24999 (print_decl_for_uid_map_statistics): New helper.
25000 (dump_tree_statistics): Call it.
25002 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25003 (referenced_var_iterator): Adjust.
25004 (FOR_EACH_REFERENCED_VAR): Adjust.
25005 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25006 (num_referenced_vars): Adjust.
25007 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25008 (first_referenced_var): Remove.
25009 (end_referenced_vars_p): Likewise.
25010 (next_referenced_var): Likewise.
25011 (referenced_var_iterator_set): New helper function.
25012 * tree-dfa.c (referenced_var_lookup): Adjust.
25013 (referenced_var_check_and_insert): Likewise.
25014 (remove_referenced_var): Likewise.
25015 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25016 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25017 (verify_call_clobbering): Likewise.
25018 (verify_memory_partitions): Likewise.
25019 (init_tree_ssa): Allocate bitmap instead of hashtable for
25021 (delete_tree_ssa): Adjust.
25022 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25023 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25024 (compute_tag_properties): Likewise.
25025 (set_initial_properties): Likewise.
25026 (find_partition_for): Likewise.
25027 (update_reference_counts): Likewise.
25028 (dump_may_aliases_for): Likewise.
25029 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25030 (add_call_clobber_ops): Likewise.
25031 (add_call_read_ops): Likewise.
25032 (get_asm_expr_operands): Likewise.
25033 * tree-into-ssa.c (dump_decl_set): Likewise.
25034 (update_ssa): Likewise.
25035 * tree-sra.c (scan_function): Likewise.
25036 (decide_instantiations): Likewise.
25037 (scalarize_parms): Likewise.
25038 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25039 (dsa_named_for): Likewise.
25040 * tree-ssa-structalias.c (update_alias_info): Likewise.
25041 (merge_smts_into): Likewise.
25043 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25046 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25047 * c-opts.c (c_common_handle_option): Wall enables
25048 Wvolatile-register-var.
25049 * common.opt: Move Wvolatile-register-var to...
25052 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25054 * common.opt (Wlarger-than=): New.
25055 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25057 * opts.c (common_handle_option): Handle -Wlarger-than=.
25058 * optc-gen.awk: Likewise.
25059 * opth-gen.awk: Likewise.
25060 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25061 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25063 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25065 * c-common.c (match_case_to_enum_1): Add appropriate
25066 OPT_W* parameter to warning.
25067 (c_do_switch_warnings): Likewise.
25068 * c-typeck.c (warning_init): Add one more parameter following
25069 'warning' function.
25070 (push_init_level): Update call to warning_init.
25071 (pop_init_level): Likewise.
25072 (add_pending_init): Likewise.
25073 (output_init_element: Likewise.
25075 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25078 * toplev.c (toplev_main): If there are warnings or error, print
25079 errors for ignored options.
25080 * opts.c (ignored_options): New static variable.
25081 (postpone_unknown_option_error): New.
25082 (print_ignored_options): New.
25083 (handle_option): Postpone errors for unknown -Wno-* options.
25084 * opts.h (print_ignored_options): Declare.
25086 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25088 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25091 2008-02-25 Richard Guenther <rguenther@suse.de>
25094 2008-02-25 Richard Guenther <rguenther@suse.de>
25096 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25097 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25098 (lookup_decl_from_uid): Declare.
25099 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25100 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25101 (decl_for_uid_map): New global hashtable mapping DECL_UID
25103 (init_ttree): Allocate it.
25104 (insert_decl_to_uid_decl_map): New helper function.
25105 (make_node_stat): Insert new decls into the map.
25106 (copy_node_stat): Likewise.
25107 (lookup_decl_from_uid): New function.
25108 (print_decl_for_uid_map_statistics): New helper.
25109 (dump_tree_statistics): Call it.
25111 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25112 (referenced_var_iterator): Adjust.
25113 (FOR_EACH_REFERENCED_VAR): Adjust.
25114 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25115 (num_referenced_vars): Adjust.
25116 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25117 (first_referenced_var): Remove.
25118 (end_referenced_vars_p): Likewise.
25119 (next_referenced_var): Likewise.
25120 (referenced_var_iterator_set): New helper function.
25121 * tree-dfa.c (referenced_var_lookup): Adjust.
25122 (referenced_var_check_and_insert): Likewise.
25123 (remove_referenced_var): Likewise.
25124 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25125 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25126 (verify_call_clobbering): Likewise.
25127 (verify_memory_partitions): Likewise.
25128 (init_tree_ssa): Allocate bitmap instead of hashtable for
25130 (delete_tree_ssa): Adjust.
25131 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25132 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25133 (compute_tag_properties): Likewise.
25134 (set_initial_properties): Likewise.
25135 (find_partition_for): Likewise.
25136 (update_reference_counts): Likewise.
25137 (dump_may_aliases_for): Likewise.
25138 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25139 (add_call_clobber_ops): Likewise.
25140 (add_call_read_ops): Likewise.
25141 (get_asm_expr_operands): Likewise.
25142 * tree-into-ssa.c (dump_decl_set): Likewise.
25143 (update_ssa): Likewise.
25144 * tree-sra.c (scan_function): Likewise.
25145 (decide_instantiations): Likewise.
25146 (scalarize_parms): Likewise.
25147 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25148 (dsa_named_for): Likewise.
25149 * tree-ssa-structalias.c (update_alias_info): Likewise.
25150 (merge_smts_into): Likewise.
25152 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25155 * doc/invoke.texi (-fcx-limited-range): Document new option.
25156 * toplev.c (process_options): Handle -fcx-fortran-rules.
25157 * common.opt: Add documentation for -fcx-fortran-rules.
25159 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25162 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25163 actual behaviour and C99.
25165 2008-02-26 Ben Elliston <bje@au.ibm.com>
25167 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25168 (ASM_CPU_POWER6_SPEC): Likewise.
25169 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25170 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25171 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25173 2008-02-25 Richard Guenther <rguenther@suse.de>
25175 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25176 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25177 (lookup_decl_from_uid): Declare.
25178 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25179 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25180 (decl_for_uid_map): New global hashtable mapping DECL_UID
25182 (init_ttree): Allocate it.
25183 (insert_decl_to_uid_decl_map): New helper function.
25184 (make_node_stat): Insert new decls into the map.
25185 (copy_node_stat): Likewise.
25186 (lookup_decl_from_uid): New function.
25187 (print_decl_for_uid_map_statistics): New helper.
25188 (dump_tree_statistics): Call it.
25190 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25191 (referenced_var_iterator): Adjust.
25192 (FOR_EACH_REFERENCED_VAR): Adjust.
25193 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25194 (num_referenced_vars): Adjust.
25195 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25196 (first_referenced_var): Remove.
25197 (end_referenced_vars_p): Likewise.
25198 (next_referenced_var): Likewise.
25199 (referenced_var_iterator_set): New helper function.
25200 * tree-dfa.c (referenced_var_lookup): Adjust.
25201 (referenced_var_check_and_insert): Likewise.
25202 (remove_referenced_var): Likewise.
25203 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25204 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25205 (verify_call_clobbering): Likewise.
25206 (verify_memory_partitions): Likewise.
25207 (init_tree_ssa): Allocate bitmap instead of hashtable for
25209 (delete_tree_ssa): Adjust.
25210 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25211 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25212 (compute_tag_properties): Likewise.
25213 (set_initial_properties): Likewise.
25214 (find_partition_for): Likewise.
25215 (update_reference_counts): Likewise.
25216 (dump_may_aliases_for): Likewise.
25217 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25218 (add_call_clobber_ops): Likewise.
25219 (add_call_read_ops): Likewise.
25220 (get_asm_expr_operands): Likewise.
25221 * tree-into-ssa.c (dump_decl_set): Likewise.
25222 (update_ssa): Likewise.
25223 * tree-sra.c (scan_function): Likewise.
25224 (decide_instantiations): Likewise.
25225 (scalarize_parms): Likewise.
25226 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25227 (dsa_named_for): Likewise.
25228 * tree-ssa-structalias.c (update_alias_info): Likewise.
25229 (merge_smts_into): Likewise.
25231 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25234 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25235 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25236 * alias.h (nonoverlapping_memrefs_p): Likewise.
25238 2008-02-25 Jan Beulich <jbeulich@novell.com>
25240 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25241 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25242 __emultls_get_address, __emultls_register_common,
25243 __floatundi?f, and _Unwind_GetIPInfo.
25244 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25245 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25246 (gen_regparm_prefix): Likewise.
25247 (i386_nlm_encode_section_info): Sync with
25248 config/i386/winnt.c:i386_pe_encode_section_info().
25249 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25250 i386_nlm_mangle_decl_assembler_name): New.
25251 (netware_override_options): New.
25252 * config/i386/netware.h (netware_override_options): Declare.
25253 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25254 (i386_nlm_mangle_decl_assembler_name): Declare.
25255 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25257 2008-02-25 Ben Elliston <bje@au.ibm.com>
25260 * c-decl.c (grokdeclarator): Remove unused local variables
25261 `typedef_type' and `type_as_written'.
25263 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25264 unused local variable `has_hot_blocks'.
25265 (fix_crossing_conditional_branches): Remove unused local variable
25268 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25270 PR middle-end/19984
25271 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25272 using DEF_C99_BUILTIN.
25273 (BUILT_IN_NANF): Ditto.
25274 (BUILT_IN_NANL): Ditto.
25276 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25277 Revital Eres <eres@il.ibm.com>
25279 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25280 regarding the order of two dependent insns in the same row.
25282 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25284 * stor-layout.c (layout_decl): Do not bump the alignment of a
25285 bit-field to more than byte alignment if it is packed.
25287 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25289 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25292 2008-02-24 Diego Novillo <dnovillo@google.com>
25294 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25297 * tree-vrp.c (vrp_evaluate_conditional): With
25298 -Wtype-limits, emit a warning when comparing against a
25299 constant outside the natural range of OP0's type.
25300 * c.opt (Wtype-limits): Move ...
25301 * common.opt (Wtype-limits): ... here.
25303 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25305 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25306 * config/rs6000/e300c2c3.md: New file.
25307 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25309 (rs6000_override_options): Add e300c2 and e300c3 cases to
25310 processor_target_table. Do not allow usage of Altivec or Spe
25311 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25312 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25313 * config/rs6000/rs6000.h (processor_type): Add
25314 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25315 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25316 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25317 and ppce300c3. Include e300c2c3.md.
25319 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25321 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25322 instead of TARGET_STRICT_ALIGN.
25324 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25326 * explow.c (memory_address): Assert that the generated address is
25329 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25332 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25333 * config/darwin-ppc-ldouble-patch.def: New file.
25334 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25335 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25336 SUBTARGET_INIT_BUILTINS if defined.
25337 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25340 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25343 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25344 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25346 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25349 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25350 file" warning condtional on -Winvalid-PCH.
25352 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25354 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25356 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25360 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25361 prevent reload from using MMX registers.
25362 (*mov<mode>_internal): Ditto.
25363 (*movv2sf_internal_rex64): Ditto.
25364 (*movv2sf_internal): Ditto.
25366 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25368 PR documentation/31569
25369 * doc/install.texi2html: Use makeinfo --no-number-sections.
25371 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25373 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25374 ensure that we can address an entire entity > 8 bytes. Don't
25375 generate reg+reg addressing for such data.
25377 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25379 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25380 strings when optimizing for size, unless the target cares about
25383 2008-02-22 Tom Tromey <tromey@redhat.com>
25385 * regclass.c (current_pass): Remove declaration.
25387 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25389 * config/avr/libgcc.S (__RAMPZ__): Define.
25390 (__do_copy_data): Add for devices with 128KB code memory.
25392 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25394 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25396 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25398 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25400 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25403 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25406 * c-typeck.c (build_binary_op): Warn about floating point
25407 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25409 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25412 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25413 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25415 (rs6000_override_options): Set altivec_abi as default, not override,
25416 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25417 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25418 is used; use new member spe_abi.
25419 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25420 spe_abi and altivec_abi.
25422 2008-02-22 Tomas Bily <tbily@suse.cz>
25424 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25426 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25429 * config.build (build_file_translate): Set to `CMD //c' only if
25431 * Makefile.in (build_file_translate): Improve comment.
25433 2008-02-21 Jan Hubicka <jh@suse.cz>
25435 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25436 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25437 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25439 2008-02-21 Michael Matz <matz@suse.de>
25442 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25444 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25446 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25447 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25448 as insn constraint.
25449 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25450 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25451 SSE_VEC_FLOAT_MODE_P as insn constraint.
25452 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25453 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25454 sse4a_movntdf using MODEF mode iterator.
25455 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25456 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25457 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25458 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25459 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25460 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25461 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25463 2008-02-21 Richard Guenther <rguenther@suse.de>
25465 * tree.def (PAREN_EXPR): New tree code.
25466 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25468 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25469 * expr.c (expand_expr_real_1): Likewise.
25470 * tree-inline.c (estimate_num_insns_1): Likewise.
25471 * tree-complex.c (expand_complex_move): Likewise.
25472 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25475 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25478 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25480 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25483 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25485 * config/sh/sh.c (find_barrier): Don't go past
25486 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25488 2008-02-20 DJ Delorie <dj@redhat.com>
25490 * config/h8300/h8300.md (insv): Force source operand to be a register.
25492 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25493 as a jump, not as a plain insn.
25495 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25497 * doc/invoke.texi (Warning Options): Add new option
25498 -Wframe-larger-than=.
25499 (-Wframe-larger-than): Document.
25501 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25502 Add declarations for new option variables.
25504 * final.c (final_start_function): Check the frame size
25505 before emission and issue a Wframe-larger-than warning.
25507 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25508 Add definitions for new option variables.
25509 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25511 * common.opt (Wframe-larger-than=): New option.
25513 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25515 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25516 (<sse>_div<mode>3): Ditto.
25517 (<sse>_vmdiv<mode>3): Ditto.
25518 (<sse>_vmsqrt<mode>2): Ditto.
25519 (*smax<mode>3): Ditto.
25520 (sse5_frcz<mode>2): Ditto.
25521 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25522 as insn constraint.
25524 2008-02-20 Richard Guenther <rguenther@suse.de>
25526 PR middle-end/35265
25527 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25528 be happy with INTEGRAL_TYPE_P.
25530 2008-02-20 Richard Guenther <rguenther@suse.de>
25532 * fold-const.c (split_tree): Associate floatig-point expressions
25533 if flag_associative_math is set.
25535 2008-02-20 Richard Guenther <rguenther@suse.de>
25537 * tree.h (fold_real_zero_addition_p): Declare.
25538 * fold-const.c (fold_real_zero_addition_p): Export.
25539 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25540 floating-point operations with zero and one.
25542 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25544 * doc/install.texi: Correct references to CFLAGS, replacing them
25545 with BOOT_CFLAGS. Document flags used during bootstrap for
25548 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25550 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25551 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25552 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25554 (smin<mode>3): Ditto from similar patterns.
25555 (smax<mode>3): Ditto.
25556 (*ieee_smin<mode>3): Ditto.
25557 (*ieee_smax<mode>3): Ditto.
25558 * config/i386/sse.md (sse): New mode attribute.
25559 (mov<mode>): Macroize expander from movv4sf and movv2df using
25560 SSEMODEF2P mode iterator.
25561 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25562 SSE_VEC_FLOAT_MODE_P as insn constraint.
25563 (storent<mode>): Ditto.
25564 (storent<mode>): Macroize expander from storentsf and storentdf using
25565 MODEF mode iterator.
25566 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25567 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25568 (abs<mode>2): Ditto from similar patterns.
25569 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25570 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25571 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25572 (<sse>_vmsqrt<mode>2): Ditto.
25573 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25574 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25575 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25576 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25577 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25578 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25579 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25581 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25582 iterator and SSE_FLOAT_MODE_P as insn constraint.
25583 (<sse>_ucomi): Ditto from similar patterns.
25584 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25585 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25586 SSE_VEC_FLOAT_MODE_P as insn constraint.
25587 (vcond<mode>): Ditto from similar patterns.
25588 (and<mode>3, *and<mode>3): Ditto.
25589 (<sse>_nand<mode>3): Ditto.
25590 (ior<mode>3, *ior<mode>3): Ditto.
25591 (xor<mode>3, *xor<mode>3): Ditto.
25592 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25593 iterator and SSE_FLOAT_MODE_P as insn constraint.
25594 (*nand<mode>3): Ditto from similar patterns.
25595 (*ior<mode>3): Ditto.
25596 (*xor<mode>3): Ditto.
25598 2008-02-20 Ira Rosen <irar@il.ibm.com>
25600 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25601 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25602 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25604 2008-02-19 Jan Hubicka <jh@suse.cz>
25606 * predict.c (tree_bb_level_predictions): Remove variable next
25607 mistakely introduced by previous commit.
25609 2008-02-19 Jan Hubicka <jh@suse.cz>
25611 * predict.c (predict_paths_leading_to): Rewrite.
25612 (predict_paths_for_bb): New.
25613 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25615 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25618 * Makefile.in (build_file_translate): New.
25619 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25620 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25621 * configure.ac (build_file_translate): Substitute it.
25622 * configure: Regenerate.
25624 2008-02-19 Jan Hubicka <jh@suse.cz>
25626 PR rtl-optimization/34408
25627 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25630 2008-02-19 Jan Hubicka <jh@suse.cz>
25632 PR middle-end/28779
25633 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25636 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25639 * config/i386/i386-modes.def: Revert the last DI alignment
25640 change until Ada people can look into it.
25642 2008-02-19 Nick Clifton <nickc@redhat.com>
25644 * opts.c (print_specific_help): Fix typo in --help text.
25646 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25649 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25650 32-bit inline asm without asm alternatives for host GCC < 3.0.
25652 2008-02-19 Richard Guenther <rguenther@suse.de>
25654 PR tree-optimization/34989
25655 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25656 Allow propagation to INDIRECT_REF if we can simplify only.
25658 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25660 * c-common.c (warn_for_collisions_1): Use appropriate option when
25663 2008-02-19 Nick Clifton <nickc@redhat.com>
25666 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25667 (handle_options): Fix indentation.
25668 (print_filtered_help): If no language-specific options were
25669 displayed tell the user how to list all the options supported by
25670 the language's front-end.
25671 (print_specific_help): Fix indentation and remove duplicate line.
25672 (common_handle_option): Handle the -v option.
25673 For --help enable the display of undocumented options if the -v
25674 switch has been included on the command line.
25675 For --help= check for overlaps in the arguments between the option
25676 classes and the language names and issue a warning when they
25677 cannot be disambiguated.
25678 * c.opt (v): Pass on to the common option handler.
25680 2008-02-19 Revital Eres <eres@il.ibm.com>
25682 * modulo-sched.c (sms_schedule): Change dump message when
25683 create_ddg function fails.
25684 (try_scheduling_node_in_cycle): Rename row to cycle.
25685 (print_partial_schedule): Rename CYCLE to ROW.
25687 2008-02-19 Christian Bruel <christian.bruel@st.com>
25688 Zdenek Dvorak <ook@ucw.cz>
25690 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25692 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25695 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25696 (*x86_movdicc_0_m1_se): Ditto.
25698 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25700 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25701 (CMPtype): Define as __gcc_CMPtype.
25702 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25703 (CMPtype): Define as __gcc_CMPtype.
25705 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25707 Support valgrind 3.3 for --enable-checking=valgrind.
25708 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25710 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25711 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25712 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25713 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25714 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25715 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25716 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25718 * ggc-zone.c: Similar.
25719 * ggc-page.c: Similar.
25721 2008-02-19 Paul Brook <paul@codesourcery.com>
25724 * config/arm/ieee754-df.S: Fix do_it typo.
25725 * config/arm/ieee754-sf.S: Fix do_it typo.
25727 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25730 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25731 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25732 (OPTION_MASK_ISA_SSE_SET): Likewise.
25733 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25734 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25735 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25736 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25737 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25738 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25739 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25740 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25741 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25742 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25743 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25744 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25745 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25746 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25747 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25748 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25749 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25750 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25751 (OPTION_MASK_ISA_SSE4): Removed.
25752 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25753 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25754 (override_options): Don't turn on implied SSE/MMX bits in
25757 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25759 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25762 2008-02-18 Joey Ye <joey.ye@intel.com>
25764 PR middle-end/34921
25765 * tree-nested.c (insert_field_into_struct): Set type alignment
25766 to field alignment if the former is less than the latter.
25768 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25770 * BASE-VER: Set to 4.4.0.
25772 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25774 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25775 * doc/cfg.texi: Likewise.
25776 * doc/extend.texi: Likewise.
25777 * doc/gty.texi: Likewise.
25778 * doc/invoke.texi: Likewise.
25779 * doc/loop.texi: Likewise.
25780 * doc/md.texi: Likewise.
25781 * doc/passes.texi: Likewise.
25782 * doc/rtl.texi: Likewise.
25783 * doc/sourcebuild.texi: Likewise.
25784 * doc/tm.texi: Likewise.
25785 * doc/tree-ssa.texi: Likewise.
25787 2008-02-17 Richard Guenther <rguenther@suse.de>
25789 PR middle-end/35227
25790 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25791 without default definition.
25793 2008-02-17 Richard Guenther <rguenther@suse.de>
25795 PR tree-optimization/35231
25796 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25799 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25802 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25803 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25804 libgcc_cmp_return mode.
25806 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25809 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25811 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25813 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25816 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25818 * doc/c-tree.texi: Use `@.' where appropriate.
25819 * doc/extend.texi: Likewise.
25820 * doc/install.texi: Likewise.
25821 * doc/invoke.texi: Likewise.
25822 * doc/loop.texi: Likewise.
25823 * doc/makefile.texi: Likewise.
25824 * doc/md.texi: Likewise.
25825 * doc/passes.texi: Likewise.
25826 * doc/standards.texi: Likewise.
25827 * doc/tm.texi: Likewise.
25829 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25831 PR middle-end/35196
25832 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25834 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25835 rather than in entry_bb.
25837 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25839 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25840 libgcc_cmp_return mode.
25842 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25844 PR middle-end/35130
25845 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25846 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25848 2008-02-15 Richard Guenther <rguenther@suse.de>
25849 Zdenek Dvorak <ook@ucw.cz>
25851 PR tree-optimization/35164
25852 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25853 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25854 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25855 Only propagate addresses which do not have abnormal SSA_NAMEs
25858 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25861 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25863 2008-02-15 Jan Hubicka <jh@suse.cz>
25865 PR middle-end/35149
25866 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25868 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25870 PR middle-end/34621
25871 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25872 when calculating alignment_pad.
25874 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25876 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25877 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25878 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25879 and STACK_BOUNDARY define.
25881 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25883 PR preprocessor/35061
25884 * c-pragma.c (handle_pragma_pop_macro): Check that
25885 pushed_macro_table has been allocated.
25887 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25889 PR middle-end/35136
25890 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25891 (force_gimple_operand): Likewise.
25892 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25893 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25894 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25895 (find_interesting_uses_address): Check addressability and alignment
25896 of the base expression only after substituting bases of IVs into it.
25898 2008-02-14 Michael Matz <matz@suse.de>
25901 * function.c (instantiate_virtual_regs_in_insn): Reload address
25902 before falling back to reloading the whole operand.
25904 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25906 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25907 before the first section switch note.
25909 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25911 * doc/bugreport.texi: Update copyright years.
25912 * doc/c-tree.texi: Likewise.
25913 * doc/cfg.texi: Likewise.
25914 * doc/cpp.texi: Likewise.
25915 * doc/cppinternals.texi: Likewise.
25916 * doc/fragments.texi: Likewise.
25917 * doc/frontends.texi: Likewise.
25918 * doc/gcc.texi: Likewise.
25919 * doc/gty.texi: Likewise.
25920 * doc/hostconfig.texi: Likewise.
25921 * doc/implement-c.texi: Likewise.
25922 * doc/libgcc.texi: Likewise.
25923 * doc/loop.texi: Likewise.
25924 * doc/makefile.texi: Likewise.
25925 * doc/options.texi: Likewise.
25926 * doc/passes.texi: Likewise.
25927 * doc/rtl.texi: Likewise.
25928 * doc/sourcebuild.texi: Likewise.
25929 * doc/standards.texi: Likewise.
25930 * doc/tree-ssa.texi: Likewise.
25931 * doc/trouble.texi: Likewise.
25933 * doc/extend.texi: Use @: or add comma where appropriate.
25934 * doc/invoke.texi: Likewise.
25935 * doc/tm.texi: Likewise.
25937 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25940 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25943 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25945 * doc/md.texi (clz, ctz): Add reference.
25946 * doc/rtl.texi (clz, ctz): Likewise.
25948 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25951 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25954 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25956 * config/s390/s390.c (struct constant_pool): New field
25957 emit_pool_after added.
25958 (s390_mainpool_start): Set the emit_pool_after flag according
25959 to the section switch notes.
25960 (s390_mainpool_finish): Consider emit_pool_after when emitting
25961 the literal pool at the end of the function.
25962 (s390_chunkify_start): Force literal pool splits at section
25965 2008-02-13 Michael Matz <matz@suse.de>
25968 * var-tracking.c (clobber_variable_part): Correctly traverse the
25971 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25974 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25975 Add -fdump-ipa-inline.
25976 * tree-dump.c (dump_files): Remove tree-inlined dump.
25977 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25979 2008-02-12 Richard Guenther <rguenther@suse.de>
25981 PR tree-optimization/35171
25982 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25985 2008-02-12 Richard Guenther <rguenther@suse.de>
25987 PR middle-end/35163
25988 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25989 value-preserving mode. Disallow final truncation.
25991 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25993 PR middle-end/35136
25994 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25995 code from here to...
25996 (force_gimple_operand): ...here.
25998 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26001 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26002 non-compatible pointers.
26003 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26004 different FIELD_DECLs, try harder by comparing field offsets, sizes
26007 PR inline-asm/35160
26008 * function.c (match_asm_constraints_1): Don't replace the same input
26011 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26013 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26014 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26015 (expand_epilogue): Restore RAMPZ register.
26016 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26018 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26020 * config/i386/cygwin.asm: (__alloca): Correct calling
26021 convention and alignment.
26022 (__chkstk): Force 8 byte stack alignment.
26024 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26025 Richard Guenther <rguenther@suse.de>
26027 PR tree-optimization/33992
26028 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26029 the zero we compare against.
26031 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26033 PR libfortran/35063
26034 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26035 to CloseHandle after unlocking to prevent accumulation of handle
26038 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26040 PR middle_end/34150
26041 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26042 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26043 and update LABEL_NUSES during and after reload.
26045 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26047 PR middle-end/34627
26048 * combine.c (simplify_if_then_else): Make sure the comparison is
26049 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26051 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26054 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26055 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26056 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26057 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26058 * tree.h (get_type_static_bounds): Likewise.
26060 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26062 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26063 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26064 Make -Wfoo language annotations match what the compiler outputs.
26066 2008-02-08 Sa Liu <saliu@de.ibm.com>
26068 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26069 intrinsics spu_convts, spu_convtu, spu_convtf.
26071 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26073 * doc/extend.texi (Function Attributes) <noinline>: Mention
26074 asm ("") as method to keep calls.
26076 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26079 * doc/options.texi (Options): Replace references to opts.sh with
26081 * opts-common.c: Likewise.
26082 * optc-gen.awk: Likewise.
26084 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26086 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26088 2008-02-07 Richard Henderson <rth@redhat.com>
26091 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26092 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26095 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26097 PR tree-optimization/35085
26098 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26099 for operand entry oe2 in addition to operand entry oe3 in order to
26100 expose more opportunities for vectorizer sum reduction.
26102 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26105 * Makefile.in (LIBS): Remove $(GMPLIBS).
26106 (cc1-dummy, cc1): Add $(GMPLIBS).
26108 2008-02-06 Jan Hubicka <jh@suse.cz>
26111 * i386.md (moddf_integer): Do not produce partial memory stalls for
26112 targets where it hurts.
26114 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26117 * optabs.c (expand_float): Do not check for decimal modes when
26118 expanding unsigned integer through signed conversion.
26120 2008-02-06 Nick Clifton <nickc@redhat.com>
26122 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26123 inside the clobber with a match_operand and duplicated operand
26124 number in the constraint.
26125 (ineqbranchsi): Delete redundant comment.
26127 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26129 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26130 builtin_define ("__USE_INIT_FINI__").
26131 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26133 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26135 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26137 PR documentation/30330
26138 * doc/invoke.texi (C++ Dialect Options)
26139 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26140 For each warning option -Wfoo that allows -Wno-foo, ensure both
26141 -Wfoo and -Wno-foo are listed in the option index. Fix index
26142 entry of -Wswitch-default, index -Wnormalized= including the
26143 `=', and -Wlarger-than-@var{len} including @var{len}.
26145 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26147 * config/i386/i386.md (floatunssisf2): Use
26148 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26149 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26150 Macroize expander using MODEF mode iterator.
26152 2008-02-05 Diego Novillo <dnovillo@google.com>
26154 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26157 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26159 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26162 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26164 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26167 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26168 to indicate if a message should be generated.
26169 (init_cumulative_args): Updated.
26170 (function_value_32): Likewise.
26172 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26174 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26176 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26179 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26180 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26182 2008-02-04 Diego Novillo <dnovillo@google.com>
26184 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26187 * tree-vrp.c (vrp_evaluate_conditional): With
26188 -Wtype-limits, emit a warning when comparing against a
26189 constant outside the natural range of OP0's type.
26191 2008-02-04 Richard Guenther <rguenther@suse.de>
26193 PR middle-end/33631
26194 * expr.c (count_type_elements): Give for unions instead of
26197 2008-02-04 Richard Guenther <rguenther@suse.de>
26199 PR middle-end/35043
26200 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26201 to TYPE_DOMAINs base type instead of using bitsizetype here.
26203 2008-02-03 Jason Merrill <jason@redhat.com>
26205 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26207 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26210 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26211 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26212 (RS/6000 and PowerPC Options): Fix typos and markup.
26213 * doc/passes.texi (Tree-SSA passes): Likewise.
26215 2008-02-02 Michael Matz <matz@suse.de>
26218 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26219 from record_last_reg_set_info.
26220 (record_last_reg_set_info): Take an RTX argument, iterate over all
26221 constituent hardregs.
26222 (record_last_set_info, record_opr_changes): Change calls to
26223 new signature or to record_last_reg_set_info_regno.
26225 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26227 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26229 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26231 PR rtl-optimization/34773
26232 * reg-notes.def (EQUAL): Mention significance of combination of
26233 REG_EQUAL and REG_RETVAL.
26234 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26235 insn that has a REG_RETVAL.
26237 2008-02-01 Roger Sayle <roger@eyesopen.com>
26240 * configure.ac (--enable-fixed-point): Disable unless explicitly
26242 * configure: Regenerate.
26244 2008-02-01 Richard Guenther <rguenther@suse.de>
26247 * invoke.texi (-finline-limit): Remove no longer true parts
26248 of the documentation. Note that there is no default value.
26250 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26251 Mark Mitchell <mark@codesourcery.com>
26252 Ben Elliston <bje@au.ibm.com>
26255 * doc/extend.texi (Other Builtins): Document.
26257 2008-01-31 Tom Browder <tom.browder@gmail.com>
26259 * doc/c-tree.texi (Types): Fix grammar.
26260 (Expression trees): Ditto.
26261 * doc/passes.texi (Tree-SSA passes): Ditto.
26263 * doc/configterms.texi (Configure Terms): Fix typo.
26264 * doc/cpp.texi (Common Predefined Macros): Ditto.
26265 * doc/md.texi (Machine Constraints): Ditto.
26267 * doc/makefile.texi (Makefile): Add comma.
26269 2008-01-31 Tom Browder <tom.browder@gmail.com>
26270 Gerald Pfeifer <gerald@pfeifer.com>
26272 * doc/sourcebuild.texi (Front End): Remove references to CVS
26273 and CVSROOT/modules.
26274 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26275 (Back End): Remove reference to CVS.
26277 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26280 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26282 (mips16_gp_pseudo_reg): ...here.
26283 * config/mips/mips.md (load_const_gp): Replace with...
26284 (load_const_gp_<mode>): ...this :P-based insn.
26286 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26288 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26289 options. Minor fixes.
26290 (-std): Move reference to standards closer to where language
26291 standards are first mentioned.
26293 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26295 PR rtl-optimization/34995
26296 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26297 parameter and return a bool. If the rtx parameter is nonnull,
26298 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26299 (find_reloads): Update call accordingly. Pass the new operand
26300 if it needed no address reloads, otherwise pass null.
26302 2008-01-30 Richard Henderson <rth@redhat.com>
26305 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26306 for unbounded arrays.
26308 2008-01-30 Silvius Rus <rus@google.com>
26310 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26312 2008-01-30 Jan Hubicka <jh@suse.cz>
26315 * i386.c (init_cumulative_args): Use real function declaration when
26318 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26320 PR rtl-optimization/34998
26321 * global.c (build_insn_chain): Treat non-subreg_lowpart
26322 SUBREGs of pseudos as clobbering all the words covered by the
26323 SUBREG, not just all the bytes.
26324 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26325 original df_ref rather than an extract parameter.
26326 (global_conflicts): Update call accordingly.
26328 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26330 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26331 the overflow check to make it easier to read.
26332 (__fixtfdi): Change the type of the ll member in union
26333 long_double to UDItype_x.
26335 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26337 PR middle-end/34969
26338 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26339 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26340 * tree-inline.c (fold_marked_statements): Call
26341 cgraph_update_edges_for_call_stmt if folding a call statement.
26342 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26343 debug_generic_stmt calls, reset it back afterwards.
26346 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26348 * c-typeck.c (build_external_ref): Don't pedwarn about
26349 static vars in current function's scope.
26351 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26353 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26355 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26358 * ipa-struct-reorg.c: Fix spelling.
26359 * params.def: Ditto.
26361 2008-01-29 Richard Guenther <rguenther@suse.de>
26363 PR middle-end/35006
26364 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26366 * tree-inline.c (remap_type): Increment remapping_type_depth
26367 around remapping types.
26368 (copy_body_r): Only add referenced variables if they are referenced
26369 from code, not types.
26371 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26382 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26383 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26385 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26388 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26389 pointer for tiny stack.
26391 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26393 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26395 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26397 * config/vx-common.h: Fix typo in comment.
26399 2008-01-28 Ian Lance Taylor <iant@google.com>
26403 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26404 coalesce pointers if they have different DECL_NO_TBAA_P values.
26405 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26406 between variables with different DECL_NO_TBAA_P values.
26408 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26411 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26412 are not legitimate small data references on SPE targets.
26414 2008-01-28 David Daney <ddaney@avtrex.com>
26416 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26418 2008-01-28 David Daney <ddaney@avtrex.com>
26420 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26422 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26424 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26425 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26426 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26427 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26428 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26429 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26430 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26431 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26433 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26435 * basic-block.h (condjump_equiv_p): Fix comment.
26437 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26439 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26440 print_generic_stmt_indented): Fix comment.
26442 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26444 * configure.ac (__stack_chk_fail): Add detecion for availability
26445 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26446 * configure: Regenerate.
26448 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26450 PR middle-end/34688
26451 * final.c (output_addr_const): Handle TRUNCATE.
26453 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26456 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26457 (zero_cost, infinite_cost): New constants.
26458 (struct cost_pair): Change type of cost to comp_cost.
26459 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26460 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26462 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26463 split_address_cost, ptr_difference_cost, difference_cost,
26464 get_computation_cost_at, get_computation_cost,
26465 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26466 determine_use_iv_cost_condition, determine_use_iv_costs,
26467 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26468 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26469 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26470 Change type of cost to comp_cost.
26471 (determine_iv_cost): Increase cost of non-original ivs, instead
26472 of decreasing the cost of original ones.
26473 (get_address_cost): Indicate the complexity of the addressing mode
26475 (try_add_cand_for): Prefer using ivs not specific to some object.
26476 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26478 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26479 Janis Johnson <janis187@us.ibm.com>
26482 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26483 (TARGET_INSTANTIATE_DECLS): Likewise.
26484 * target.h (expand_to_rtl_hook): New target hook.
26485 (instantiate_decls): Likewise.
26486 * function.c (instantiate_decl): Make non-static. Rename to...
26487 (instantiate_decl_rtl): ... this.
26488 (instantiate_expr): Use instantiate_decl_rtl.
26489 (instantiate_decls_1): Likewise.
26490 (instantiate_decls): Likewise.
26491 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26492 * function.h (instantiate_decl_rtl): Add prototype.
26493 * cfgexpand.c (target.h): New include.
26494 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26495 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26496 (TARGET_INSTANTIATE_DECLS): Likewise.
26497 (TARGET_INITIALIZER): New target hooks added.
26498 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26500 * config/rs6000/rs6000.c (tree-flow.h): New include.
26501 (machine_function): Add sdmode_stack_slot field.
26502 (rs6000_alloc_sdmode_stack_slot): New function.
26503 (rs6000_instantiate_decls): Likewise.
26504 (rs6000_secondary_memory_needed_rtx): Likewise.
26505 (rs6000_check_sdmode): Likewise.
26506 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26507 (TARGET_INSTANTIATE_DECLS): Likewise.
26508 (rs6000_hard_regno_mode_ok): Allow SDmode.
26509 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26510 (rs6000_emit_move): Handle SDmode.
26511 (function_arg_advance): Likewise.
26512 (function_arg): Likewise.
26513 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26514 SDmode var args for 32-bit compiles.
26515 (rs6000_secondary_reload_class): Handle SDmode.
26516 (rs6000_output_function_epilogue): Likewise.
26517 (rs6000_function_value): Simplify if statement.
26518 (rs6000_libcall_value): Likewise.
26519 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26520 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26521 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26522 (movsd_hardfloat): New define_insn.
26523 (movsd_softfloat): Likewise.
26524 (movsd_store): Likewise.
26525 (movsd_load): Likewise.
26526 (extendsddd2): Likewise.
26527 (extendsdtd2): Likewise.
26528 (truncddsd2): Likewise.
26529 (movdd_hardfloat64): Fixup comment.
26530 (UNSPEC_MOVSD_LOAD): New constant.
26531 (UNSPEC_MOVSD_STORE): Likewise.
26533 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26536 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26538 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26539 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26540 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26541 and TRUTH_XOR_EXPR.
26543 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26546 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26547 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26548 __LONGDOUBLE128 too.
26549 * config/rs6000/aix61.h: New file.
26551 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26553 PR rtl-optimization/34959
26554 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26555 popcount and parity rtxes the same mode as their operand.
26556 Truncate or extend the result to the return value's mode
26559 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26562 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26563 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26564 to GOT_VERSION_REGNUM.
26565 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26566 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26567 * config/mips/mips.c (mips_emit_call_insn): New function.
26568 (mips_call_tls_get_addr): Call mips_expand_call directly.
26569 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26571 (mips16_build_call_stub): Likewise. Return the call insn or null.
26572 (mips_expand_call): Update the call to mips16_build_call_stub
26573 accordingly and a remove redundant condition. Assert that MIPS16
26574 stubs do not use lazy binding. Use mips_emit_call_insn and return
26576 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26578 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26579 (mips_avoid_hazard): Remove hazard_set handling.
26580 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26581 (UNSPEC_RESTORE_GP): ...this.
26582 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26583 (FAKE_CALL_REGNO): Rename to...
26584 (GOT_VERSION_REGNUM): ...this.
26585 (type): Add "ghost" value. Add an associated insn reservation.
26586 (hazard_set): Remove.
26587 (exception_receiver): Rename to...
26588 (restore_gp): ...this and update the unspec identifier accordingly.
26589 (exception_receiver, nonlocal_got_receiver): New expanders.
26590 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26591 FAKE_CALL_REGNO. Remove hazard_set attribute.
26592 (set_got_version, update_got_version): New patterns.
26594 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26597 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26599 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26602 * doc/install.texi2html: Generate gcc-vers.texi.
26604 2008-01-25 DJ Delorie <dj@redhat.com>
26606 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26608 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26610 * config/c4x: Remove directory.
26611 * config.gcc (crx-*, mt-*): Mark obsolete.
26612 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26613 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26614 sh-*-rtemscoff*): Remove cases.
26615 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26616 * real.c (encode_c4x_single, decode_c4x_single,
26617 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26618 c4x_extended_format): Remove.
26619 * real.h (c4x_single_format, c4x_extended_format): Remove.
26620 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26622 (Pragmas): Remove comment about c4x pragmas.
26623 * doc/install.texi (c4x): Remove target-specific instructions.
26624 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26625 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26626 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26627 refer to C4x source files as examples.
26628 (C4X_FLOAT_FORMAT): Remove documentation.
26630 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26632 * config/bfin/bfin.c (override_options): Reorder tests so that
26633 flag_pic gets enabled for -msep-data.
26635 2008-01-25 Richard Guenther <rguenther@suse.de>
26637 PR middle-end/32244
26638 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26639 to its bitfield precision if required.
26641 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26643 PR middle-end/33880
26644 * tree-nested.c (walk_omp_for): New function.
26645 (convert_nonlocal_reference, convert_local_reference): Call
26646 walk_omp_for on OMP_FOR.
26647 (convert_call_expr): Call walk_body on OMP_FOR's
26648 OMP_FOR_PRE_INIT_BODY.
26650 2008-01-25 Richard Guenther <rguenther@suse.de>
26652 PR tree-optimization/34966
26653 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26654 default defs and PHI_NODEs we have to insert after the
26655 defining statement.
26657 2008-01-24 Nick Clifton <nickc@redhat.com>
26659 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26660 Provide a default definition.
26661 (LIBGCC2_UNITS_PER_WORD): Likewise.
26663 * config/stormy16/stormy16.c: Include df.h for the prototype
26664 for df_regs_ever_live_p.
26665 (xstormy16_expand_builtin_va_start): Convert the stack offset
26666 into a component_ref and then use POINTER_PLUS_EXPR to add it
26667 to the incoming_virtual_args_rtx.
26668 (xstormy16_gimplify_va_arg_expr): Rename to
26669 xstormy16_gimplify_va_arg_expr.
26670 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26671 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26672 xstormy16_gimplify_va_arg_expr.
26673 Fix up some formatting issues.
26675 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26676 Move to predicates.md.
26677 (xs_hi_general_operand): Likewise.
26678 (xs_hi_nonmemory_operand): Likewise.
26679 * config/stormy16/predicates.md:
26680 (xstormy16_carry_plus_operand): New predicate.
26681 (xs_hi_general_operand): New predicate.
26682 (xs_hi_nonmemory_operand): New predicate.
26683 * config/stormy16/stormy16-protos.h:
26684 (xstormy16_carry_plus_operand): Delete prototype.
26685 (xs_hi_general_operand): Likewise.
26686 (xs_hi_nonmemory_operand): Likewise.
26688 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26689 modifiers as they are no longer needed and they can trigger
26690 reload spill failures.
26692 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26693 with a match_operand in order to help reload.
26695 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26696 constraint with 'e' for the 8th alternative as this version of
26697 the mov.w instruction only accepts the lower 8 registers.
26699 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26702 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26703 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26706 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26708 PR middle-end/33333
26709 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26711 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26713 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26715 (remove_structure): Update allocations list before removing structure.
26717 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26719 * ipa-struct-reorg.c (is_safe_cond_expr,
26720 create_new_stmts_for_cond_expr): Use integer_zerop function,
26721 that recognize not only zero-pointer, but zero-integer too.
26723 2008-01-25 Ben Elliston <bje@au.ibm.com>
26726 * fixproto: Escape "." in sed expression that strips leading "./".
26728 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26731 * gcc.c (SWITCH_OK): Removed.
26732 (SWITCH_LIVE): Changed to bit.
26733 (SWITCH_FALSE): Likewise.
26734 (SWITCH_IGNORE): Likewise.
26735 (switchstr): Change live_cond to unsigned int.
26736 (process_command): Replace SWITCH_OK with 0.
26737 (do_self_spec): Likewise.
26738 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26739 (give_switch): Likewise.
26740 (used_arg): Likewise.
26741 (do_spec_1): Set the SWITCH_IGNORE bit.
26742 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26743 bits. Set the SWITCH_LIVE bit.
26745 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26747 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26749 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26751 PR tree-optimization/34472
26752 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26753 parameter to a "bool *" and set *DATA to false if there is
26754 an unsafe access. Do not delete the structure here.
26755 (check_cond_exprs): Delete it here instead.
26756 (check_cond_exprs, exclude_cold_structs): Do not increase
26757 I when removing a structure.
26759 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26762 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26763 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26765 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26767 PR middle-end/34934
26768 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26769 a fixed vector for stack.
26771 2008-01-24 Ben Elliston <bje@au.ibm.com>
26774 * doc/gcc.texi (Software development): Add a direntry for g++.
26776 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26778 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26779 stale and straggling -fforce-addr comments above.
26781 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26783 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26784 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26786 2008-01-23 Michael Matz <matz@suse.de>
26789 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26792 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26794 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26795 malloc result type.
26797 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26799 * config/avr/avr.c (avr_current_arch): New variable.
26800 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26801 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26802 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26803 (avr_override_options): Init 'avr_current_arch'.
26804 (base_arch_s): Move from here...
26805 * config/avr/avr.h (base_arch_s): ... here. Add new members
26806 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26807 'mega' to 'have_jmp_call'.
26808 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26809 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26811 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26813 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26814 MULTILIB_MATCHES): Ditto.
26816 2008-01-23 Richard Guenther <rguenther@suse.de>
26818 PR middle-end/31529
26819 * cgraphunit.c (cgraph_reset_node): Always mark the node
26820 not reachable if it is not queued already.
26822 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26824 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26825 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26826 (cputype_selected): New static variable.
26827 (bfin_handle_option): Set it if -mcpu is used.
26828 (override_option): Select default set of workarounds if no cpu type
26829 selected on the command line.
26830 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26832 From Michael Frysinger <michael.frysinger@analog.com>
26833 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26834 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26836 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26837 for bf547, bf523, bf524, and bf526.
26838 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26840 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26841 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26842 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26843 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26844 * doc/invoke.texi (Blackfin Options): Document that
26845 -mcpu now accept bf547, bf523, bf524, and bf526.
26847 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26849 PR rtl-optimization/34628
26850 * combine.c (try_combine): Stop and undo after the first combination
26851 if an autoincrement side-effect on the first insn has effectively
26854 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26857 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26858 Offset addresses are not valid for Altivec or paired float modes.
26860 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26863 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26864 if DECL_INITIAL (decl) is error_mark_node.
26867 * c-common.c (handle_vector_size_attribute): Only allow
26868 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26869 the same way as pointer, array etc. types.
26870 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26873 * tree.c (build_type_attribute_qual_variant): Call
26874 build_qualified_type if attributes are equal, but quals are not.
26876 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26879 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26880 * flags.h (warn_strict_aliasing): Remove.
26881 (warn_strict_overflow): Remove.
26882 * opts.c (warn_strict_aliasing): Remove.
26883 (warn_strict_overflow): Remove.
26884 * c-opts.c (c_common_handle_option): -Wall only sets
26885 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26886 (c_common_post_options): Give default values to -Wstrict-aliasing
26887 and -Wstrict-overflow if they are uninitialized.
26888 * common.opt (Wstrict-aliasing): Specify Var and Init.
26889 (Wstrict-overflow): Likewise.
26891 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26893 PR rtl-optimization/26854
26894 PR rtl-optimization/34400
26895 PR rtl-optimization/34884
26896 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26898 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26899 (df_rd_bb_info.expanded_lr_out): Deleted
26900 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26901 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26902 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26903 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26904 Removed code to allocate, initialize or free expanded_lr_out.
26905 (df_rd_bb_local_compute_process_def): Restructured to make more
26907 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26908 sets if the sets are being trimmed.
26910 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26913 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26914 (as_vers): Likewise.
26915 * configure: Regenerated.
26917 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26919 PR middle-end/33092
26920 * tree-pass.h (pass_build_alias): New pass.
26921 * tree-ssa-alias.c (gate_build_alias): New.
26922 (pass_build_alias): New.
26923 * passes.c (init_optimization_passes): Add pass_build_alias after
26924 pass_create_structure_vars.
26926 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26928 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26929 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26930 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26931 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26932 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26933 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26934 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26935 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26936 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26937 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26938 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26939 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26940 * config/s390/s390.md (FP_ALL): New mode iterator.
26941 (_d): New mode attribute.
26942 ("*signbit<mode>2>"): Changed mode of first operand.
26943 ("isinf<mode>2"): Changed mode of first operand.
26944 ("*TDC_insn"): Adaptation for DFP modes.
26946 2008-01-22 Ben Elliston <bje@au.ibm.com>
26948 * tree.c (check_qualified_type): Improve function description.
26950 2008-01-21 Jason Merrill <jason@redhat.com>
26953 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26954 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26957 2008-01-21 DJ Delorie <dj@redhat.com>
26959 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26962 2008-01-21 Richard Guenther <rguenther@suse.de>
26964 PR middle-end/34856
26965 * tree-cfg.c (verify_expr): Allow all invariant expressions
26966 instead of just constant class ones as reference argument.
26967 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26968 like any other constant.
26969 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26971 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26973 * regmove.c (fixup_match_1): Update call crossed frequencies.
26975 2008-01-21 Richard Guenther <rguenther@suse.de>
26978 * tree-inline.c (setup_one_parameter): Deal with mismatched
26979 types using a VIEW_CONVERT_EXPR.
26981 2008-01-21 Alon Dayan <alond@il.ibm.com>
26982 Olga Golovanevsky <olga@il.ibm.com>
26984 PR tree-optimization/34701
26985 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26986 when the structure size is not a power of 2.
26988 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26990 * doc/install.texi: Add doc for --enable-checking=df.
26992 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26994 PR rtl-optimization/34808
26995 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26997 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26999 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27002 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27004 PR rtl-optimization/26854
27005 PR rtl-optimization/34400
27006 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27008 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27009 (df_rd_bb_info.expanded_lr_out): New.
27010 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27011 * loop_iv.c (iv_analysis_loop_init): Ditto.
27012 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27013 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27014 Added code to allocate, initialize or free expanded_lr_out.
27015 (df_rd_bb_local_compute_process_def): Restructured to make
27016 more understandable.
27017 (df_rd_confluence_n): Add code to do nothing with fake edges and
27018 code to no apply invalidate_by_call sets if the sets are being trimmed.
27019 (df_lr_local_finalize): Renamed to df_lr_finalize.
27020 (df_live_local_finalize): Renamed to df_live_finalize.
27022 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27025 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27026 deciding whether to use reciprocal instructions.
27028 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27030 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27031 dwarf2out_note_section_used if cold_text_section is NULL.
27033 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27035 PR gcov-profile/34610
27036 * tree-cfg.c (make_edges): Mark both outgoing edges from
27037 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27038 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27039 from OMP_FOR and OMP_CONTINUE outgoing edges.
27041 * tree-profile.c (tree_profiling): Return early if
27042 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27044 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27045 from cfun to child_cfun.
27046 * function.h (struct function): Add after_tree_profile bit.
27048 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27050 * config/avr/avr.S (_exit): Disable interrupt.
27052 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27053 Steven Bosscher <stevenb.gcc@gmail.com>
27055 PR rtl-optimization/26854
27056 PR rtl-optimization/34400
27057 * df-problems.c (df_live_scratch): New scratch bitmap.
27058 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27059 (df_live_reset): Clear the proper bitmaps.
27060 (df_live_bb_local_compute): Only process the artificial defs once
27061 since the order is not important.
27062 (df_live_init): Init the df_live sets only with the variables
27063 found live by df_lr.
27064 (df_live_transfer_function): Use the df_lr sets to prune the
27065 df_live sets as they are being computed.
27066 (df_live_free): Free df_live_scratch.
27068 2008-01-18 Ian Lance Taylor <iant@google.com>
27070 * common.opt: Add fmerge-debug-strings.
27071 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27072 flag_merge_debug_strings rather than flag_merge_constants.
27073 * doc/invoke.texi (Option Summary): Mention
27074 -fmerge-debug-strings.
27075 (Debugging Options): Document -fmerge-debug-strings.
27077 2008-01-18 Ian Lance Taylor <iant@google.com>
27080 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27081 (struct tree_function_decl): Add new field operator_new_flag.
27082 * tree-inline.c (expand_call_inline): When inlining a call to
27083 operator new, force the return value to go into a variable, and
27084 set DECL_NO_TBAA_P on that variable.
27085 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27087 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27090 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27091 DWARF2_DEBUGGING_INFO.
27092 (dwarf2out_note_section_used): Ditto. Add prototype.
27093 (have_multiple_function_sections, text_section_used,
27094 cold_text_section_used, *cold_text_sections): Move declarations
27097 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27099 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27100 field and add signal_ra.
27101 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27102 assignments to frame state pc. Move end of stack check after
27103 MD_FALLBACK_FRAME_STATE_FOR.
27104 (uw_update_context_1): Use frame state signal_regs if set, instead
27105 of checking signal_frame flag.
27106 (uw_update_context): Use frame state signal_ra if set.
27107 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27108 * config/xtensa/linux-unwind.h: New file.
27110 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27112 * modulo-sched.c (get_sched_window): Fix comment typo.
27114 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27116 PR tree-optimization/34648
27117 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27119 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27121 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27122 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27124 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27126 PR rtl-optimization/34400
27127 * df-core.c (df_worklist_dataflow_overeager,
27128 df_worklist_dataflow_doublequeue): New functions.
27129 (df_worklist_dataflow): Two different worklist solvers.
27130 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27133 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27136 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27137 and ftree-parallelize-loops.
27139 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27141 PR rtl-optimization/34826
27142 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27144 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27146 * global.c (find_reg): Mark the eh regs as used if necessary.
27147 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27148 * ra.h (struct allocno): no_eh_reg field added. Changed
27149 no_stack_reg type to bitfield.
27151 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27153 * tree.c (substitute_in_expr): Add missing 'break'.
27155 2008-01-17 Richard Guenther <rguenther@suse.de>
27157 PR tree-optimization/34825
27158 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27159 x / x as division to handle.
27161 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27163 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27164 "-pthread" is specified.
27165 * pa-hpux11.h (LIB_SPEC): Likewise.
27167 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27168 Peter Bergner <bergner@vnet.ibm.com>
27170 PR rtl-optimization/33796
27171 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27173 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27175 PR libgfortran/34699
27176 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27178 * pa-hpux10.h (LINK_SPEC): Likewise.
27179 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27181 2008-01-16 Richard Guenther <rguenther@suse.de>
27183 PR middle-end/32628
27184 * fold-const.c (fold_convert_const_int_from_int): Do not
27185 set overflow if that occured only because of a sign extension
27186 change when converting from/to a sizetype with the same
27187 precision and signedness.
27189 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27192 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27193 location address to the correct place. Update copyright year.
27195 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27197 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27198 no dependences in the dependence_relations vector.
27200 2008-01-16 Jan Hubicka <jh@suse.cz>
27202 PR rtl-optimization/31396
27203 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27204 * cfg.c (dump_reg_info): Print it.
27205 * regs.h (struct reg_info_t): add freq_calls_crossed.
27206 (REG_FREQ_CALLS_CROSSED): New macro.
27207 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27208 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27209 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27210 regmove_optimize): Update call crossed frequencies.
27211 * local-alloc.c (struct qty): Add freq_calls_crossed.
27212 (alloc_qty): Copute freq_calls_crossed.
27213 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27214 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27215 * ra.h (struct allocno): Add freq_calls_crossed.
27217 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27219 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27220 libgomp when compiling with ftree-parallelize-loops.
27221 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27223 2008-01-16 Richard Guenther <rguenther@suse.de>
27225 PR tree-optimization/34769
27226 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27227 * tree.c (int_cst_value): Instead make this function more
27228 permissive in what it accepts as valid input. Document this
27229 function always sign-extends the value.
27231 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27232 Richard Guenther <rguenther@suse.de>
27235 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27236 (gimple_fold_indirect_ref_rhs): ... this.
27237 (gimple_fold_indirect_ref): New function with foldings
27238 that preserve lvalueness.
27239 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27240 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27241 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27242 to fold an INDIRECT_REF, fall back to the old use of
27243 fold_indirect_ref_1.
27245 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27247 * tree-data-ref.c (subscript_dependence_tester_1): Call
27248 free_conflict_function.
27249 (compute_self_dependence): Same.
27251 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27254 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27255 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27257 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27258 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27259 for DWARF2_UNWIND_INFO targets.
27261 2008-01-16 Richard Guenther <rguenther@suse.de>
27264 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27265 type qualifiers for function types.
27267 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27269 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27270 loop_iterator li from previous commit.
27272 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27274 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27276 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27278 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27279 (parallelize_loops): Don't parallelize irreducible components.
27281 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27284 * c-opts (c_common_post_options): Do not enable CPP
27285 flag_pedantic_errors by default.
27287 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27289 PR rtl-optimization/31944
27290 * cse.c (remove_pseudo_from_table): New function.
27291 (merge_equiv_classes): Use above function to remove pseudo-registers.
27292 (invalidate): Likewise.
27294 2008-01-13 Richard Guenther <rguenther@suse.de>
27296 PR middle-end/34601
27297 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27298 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27300 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27302 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27303 validate_change to unshare the source of the PC set.
27305 2008-01-12 Jan Hubicka <jh@suse.cz>
27307 PR middle-end/32135
27308 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27309 references above array bounds. This might trigger bounds checks for
27310 pointers to arrays.
27312 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27314 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27315 new_replaceable_dependencies.
27317 2008-01-12 Doug Kwan <dougkwan@google.com>
27319 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27320 instead of OPT_Wreturn_type in warning due to ignored return type
27322 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27323 options included in -Wextra.
27324 * c.opt: New option -Wignored_qualifiers.
27325 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27326 -Wignore_qualifiers.
27327 (-Wignored-qualifiers): Document.
27328 (-Wreturn-type): Remove description of functionality now handled
27329 by -Wignored-qualifiers.
27331 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27334 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27335 NOP_EXPR if it is between integral types with the same precision.
27337 2008-01-12 Jan Hubicka <jh@suse.cz>
27340 * invoke.texi (max-inline-recursive-depth): Fix default value.
27342 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27344 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27347 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27349 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27351 2008-01-11 James E. Wilson <wilson@specifix.com>
27354 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27356 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27358 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27359 save/restore frame pointer register and don't use 'call-prologues'
27360 optimization in function with "OS_task" attribute.
27362 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27364 PR middle-end/31309
27365 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27366 when copying to memory.
27368 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27370 PR rtl-optimization/30905
27371 * cfgcleanup.c: Include dce.h
27372 (crossjumps_occured): New global variable.
27373 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27374 If something changed, set crossjumps_occured to true.
27375 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27376 Don't add/remove fake edges to exit here...
27377 (cleanup_cfg): ...but do it here, when crossjumping.
27378 Run a fast DCE when successful crossjumps occured in the latest
27379 iteration of try_optimize_cfg.
27381 2008-01-11 Richard Guenther <rguenther@suse.de>
27383 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27384 (struct vn_unary_op_s): Likewise.
27385 (vn_reference_insert): Free old reference on hash collision.
27387 2008-01-10 Raksit Ashok <raksit@google.com>
27389 PR rtl-optimization/27971
27390 * combine.c (find_split_point): Split PLUS expressions which are
27391 inside a MEM rtx, and whose first operand is complex.
27393 2008-01-10 DJ Delorie <dj@redhat.com>
27395 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27396 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27397 (m32c_hard_regno_ok): Call the underlying function.
27399 2008-01-10 Richard Guenther <rguenther@suse.de>
27401 PR middle-end/34683
27402 * tree-cfg.c (tree_merge_blocks): Do not go through the
27403 full-blown folding and stmt updating path if we just deal
27404 with virtual operands.
27405 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27406 test for abnormal SSA_NAMEs.
27408 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27410 PR middle-end/34641
27411 * reload.c (push_reload): Add assertions. All constants from
27412 reg_equiv_constant should have been used for replacing the respective
27414 (find_reloads_address): Invoke find_reloads_address_part for
27415 constant taken from the reg_equiv_constant array.
27417 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27419 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27420 field (valnum) the first in the struct. Replace bools with
27423 2008-01-10 Richard Guenther <rguenther@suse.de>
27425 PR tree-optimization/34651
27426 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27427 types and ordering for masking and converting.
27429 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27431 PR tree-optimization/34017
27432 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27433 also for PHI_NODE expressions.
27435 2008-01-09 Jan Hubicka <jh@suse.cz>
27437 PR tree-optimization/34708
27438 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27439 based on number of case labels.
27440 (init_inline_once): Remove switch_cost.
27441 * tree-inline.h (eni_weights_d): Remove switch_cost.
27443 2008-01-09 Richard Guenther <rguenther@suse.de>
27444 Andrew Pinski <andrew_pinski@playstation.sony.com>
27446 PR middle-end/30132
27447 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27448 temporary if an rvalue is ok or an lvalue is not required.
27450 2008-01-09 Richard Guenther <rguenther@suse.de>
27452 PR middle-end/34458
27453 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27454 adjust return type.
27456 2008-01-09 Richard Guenther <rguenther@suse.de>
27458 PR middle-end/34679
27459 * tree.c (host_integerp): Check for sizetype only if the
27460 type is an integer type.
27462 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27465 * opts.c (decode_options): Disable inlining of functions called
27466 once if not in unit-at-a-time mode.
27468 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27470 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27472 2008-01-08 Richard Guenther <rguenther@suse.de>
27474 PR middle-end/31863
27475 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27476 out early if the result will be unused.
27478 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27483 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27484 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27487 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27489 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27490 for vectorization tuned.
27492 2008-01-08 Richard Guenther <rguenther@suse.de>
27494 PR tree-optimization/34683
27495 * tree-ssa-operands.c (operand_build_cmp): Export.
27496 * tree-ssa-operands.h (operand_build_cmp): Declare.
27497 * tree-vn.c (vuses_compare): Remove.
27498 (sort_vuses): Use operand_build_cmp.
27499 (sort_vuses_heap): Likewise.
27500 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27501 to re-use old VEC if available. Do not sort already sorted VUSEs.
27502 (vdefs_to_vec): Do not sort already sorted VDEFs.
27504 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27506 PR middle-end/34694
27507 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27509 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27512 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27513 limitations of reciprocal sequences on x86 targets.
27515 2008-01-08 Richard Guenther <rguenther@suse.de>
27517 PR tree-optimization/34683
27518 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27520 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27523 * config/darwin.c (darwin_mergeable_string_section): Don't use
27524 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27526 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27529 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27530 negxf2. Macroize expander using X87MODEF mode iterator. Change
27531 predicates of op0 and op1 to register_operand.
27532 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27533 expander using X87MODEF mode iterator. Change predicates of
27534 op0 and op1 to register_operand.
27535 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27536 corresponding patterns and macroize using MODEF macro. Change
27537 predicates of op0 and op1 to register_operand and remove
27538 "m" constraint. Disparage "r" alternative with "!".
27539 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27540 macroize using X87MODEF macro. Change predicates of op0 and op1
27541 to register_operand and remove "m" constraint. Disparage "r"
27542 alternative with "!".
27543 (absneg splitter with memory operands): Remove.
27544 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27545 patterns and macroize using X87MODEF mode iterator.
27546 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27547 Change predicate of op1 to register_operand.
27548 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27549 for memory operands.
27551 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27553 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27555 2008-01-07 Richard Guenther <rguenther@suse.de>
27557 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27560 2008-01-07 Richard Guenther <rguenther@suse.de>
27562 PR tree-optimization/34683
27563 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27564 VOPs of the needed size to save memory. Use VEC_quick_push
27565 to save compile-time.
27566 (vdefs_to_vec): Likewise.
27568 2008-01-07 Sa Liu <saliu@de.ibm.com>
27570 * config/spu/spu.md (divdf3): Genetate inline code for double
27571 division. The implementation doesn't handle INF or NAN, therefore it
27572 only applies when -ffinite-math-only is given.
27574 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27577 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27578 * doc/cpp.texi ([Common Predefined Macros]): Document.
27580 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27582 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27583 order to use commutative addition instead of subtraction.
27585 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27586 Mircea Namolaru <namolaru@il.ibm.com>
27587 Vladimir Yanovsky <yanov@il.ibm.com>
27588 Revital Eres <eres@il.ibm.com>
27590 PR tree-optimization/34263
27591 * tree-outof-ssa.c (process_single_block_loop_latch,
27592 contains_tree_r): New functions.
27593 (analyze_edges_for_bb): Call process_single_block_loop_latch
27594 function to empty single-basic-block latch block if possible.
27596 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27598 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27600 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27602 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27604 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27606 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27608 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27610 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27612 PR tree-optimization/34618
27613 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27616 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27619 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27620 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27621 Update copyright year.
27623 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27624 Update copyright year.
27625 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27628 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27630 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27631 edge does not point to current bb before changing need_assert.
27633 2008-01-04 Richard Guenther <rguenther@suse.de>
27635 PR middle-end/34029
27636 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27637 for verifying purposes if they are is_gimple_min_invariant.
27639 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27641 PR tree-optimization/34448
27642 PR tree-optimization/34465
27643 * gimplify.c (gimplify_init_constructor): Add new parameter
27644 notify_temp_creation. Use it.
27645 (gimplify_modify_expr_rhs): Take volatiles into account when
27646 optimizing constructors.
27647 Do not optimize constructors if gimplify_init_constructor will dump to
27649 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27650 * gcc.c-torture/compile/pr34448.c: New.
27652 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27654 PR gcov-profile/34609
27655 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27656 return_slot if result is TREE_ADDRESSABLE.
27658 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27660 * config/mips/mips.md (sqrt_condition): Tweak comment.
27661 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27663 2008-01-03 Tom Tromey <tromey@redhat.com>
27666 * c-common.c (c_type_hash): Handle VLAs.
27668 2008-01-03 Jan Hubicka <jh@suse.cz>
27670 PR tree-optimization/31081
27671 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27672 0 when inlining and not inlining to first basic block.
27673 (remap_decl): When var is initialized to 0, don't set default_def.
27674 (expand_call_inline): Set entry_bb.
27675 * tree-inline.h (copy_body_data): Add entry_bb.
27677 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27680 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27683 PR tree-optimization/29484
27684 * tree-inline.c (inline_forbidden_p_2): New function.
27685 (inline_forbidden_p): Disallow inlining if some static var
27686 has an address of a local LABEL_DECL in its initializer.
27687 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27690 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27692 PR tree-optimization/34635
27693 * tree-data-ref.c (add_other_self_distances): Make sure that the
27694 evolution step is constant.
27696 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27698 PR middle-end/34608
27699 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27701 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27703 * tree-sra.c (scalarize_init): Insert the generate_element_init
27704 statements after the generate_element_zero statements.
27706 2008-01-02 Richard Guenther <rguenther@suse.de>
27708 PR middle-end/34093
27709 PR middle-end/31976
27710 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27711 for very large number of operands instead of ICEing.
27713 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27716 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27717 while stack probing.
27719 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27721 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27724 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27726 PR libmudflap/26442
27727 * tree-mudflap.c (mx_register_decls): Guard warning by
27728 !DECL_ARTIFICIAL check.
27730 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27732 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27733 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27734 sse5_perm<mode>): Fix constraints.