1 2008-12-03 Tomas Bily <tbily@suse.cz>
4 * tree-loop-distribution.c (build_size_arg): New function.
5 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
6 Reorganized generating of stmts.
7 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
8 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
9 Indicate if analysis succeed.
10 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
11 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
12 Uses new definition of dr_analyze_innermost.
14 2008-12-03 Ben Elliston <bje@au.ibm.com>
16 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
18 2008-12-03 Jakub Jelinek <jakub@redhat.com>
20 PR tree-optimization/37716
21 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
22 all the needed operations as trees and gimplify_assign it to dst.
25 * configure.ac (gcc_cv_readelf): Look for readelf.
26 (gcc_cv_as_cfi_advance_working): Check for working
27 cfi advances with code alignment factor > 1.
28 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
30 * configure: Regenerated.
32 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
33 Jakub Jelinek <jakub@redhat.com>
34 Andrew Pinski <andrew_pinski@playstation.sony.com>
36 PR rtl-optimization/38281
37 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
38 set it to NULL_RTX afterwards.
40 * emit-rtl.c (set_insn_deleted): Fix formatting.
42 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
44 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
46 * config/mips/mips.md (IMOVE32): New mode iterator.
47 (movsi): Generalize with IMOVE32.
48 (*movsi_internal): Likewise.
49 (*mov<mode>_mips16): Likewise.
52 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
53 Maxim Kuvyrkov <maxim@codesourcery.com>
55 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
56 PC-relative addressing when compiling for uclinux PIC.
57 (__cmpdf_internal, __cmpsf_internal): Hide.
58 (__cmpdf, __cmpsf): Use PIC call sequence.
60 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
61 Jack Howarth <howarth@bromo.med.uc.edu>
63 * config/i386/t-darwin64: Add m32 multilib support.
65 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
67 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
69 2008-12-02 Jakub Jelinek <jakub@redhat.com>
72 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
73 before using it in POINTER_PLUS_EXPR.
75 2008-12-02 Richard Guenther <rguenther@suse.de>
77 PR tree-optimization/38359
78 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
81 2008-12-02 Martin Jambor <mjambor@suse.cz>
84 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
86 (forward_propagate_addr_into_variable_array_index): Check that the
87 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
88 than the gimple code directly.
90 2008-12-02 Ben Elliston <bje@au.ibm.com>
92 * config/spu/float_disf.c (__floatdisf): Prototype.
93 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
94 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
95 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
97 2008-12-02 DJ Delorie <dj@redhat.com>
99 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
100 (DWARF_CIE_DATA_ALIGNMENT): Define.
102 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
103 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
104 (xstormy16_expand_prologue): Likewise.
105 (xstormy16_expand_builtin_va_start): Likewise.
106 (xstormy16_gimplify_va_arg_expr): Likewise.
108 2008-12-02 Jakub Jelinek <jakub@redhat.com>
111 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
112 potentially returned from folding memcpy.
113 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
114 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
116 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
119 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
120 decoration of function RTL names here on Ada language.
122 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
124 PR rtl-optimization/38280
125 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
126 ira_rebuild_regno_allocno_list): New functions.
127 (regno_allocnos): New static variable.
128 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
129 Call ira_rebuild_regno_allocno_list.
131 2008-12-01 David Daney <ddaney@caviumnetworks.com>
132 Adam Nemet <anemet@caviumnetworks.com>
134 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
135 LINUX_DRIVER_SELF_SPECS.
137 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
139 PR rtl-optimization/37514
140 * reload1.c (reload_as_needed): Invalidate reg_last_reload
143 2008-12-01 Jakub Jelinek <jakub@redhat.com>
146 * c-omp.c (c_finish_omp_for): Only transform pointer
147 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
149 PR rtl-optimization/38245
150 * tree-vrp.c (abs_extent_range): New function.
151 (extract_range_from_binary_expr): Compute range
152 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
153 or includes zero or if vr1 is VR_RANGE and op0 has some
156 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
159 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
160 case by calculating ~(new_reg & val) instead of (~new_reg & val).
161 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
162 to (not:I48MODE (and:I48MODE (...))).
163 (sync_old_nand<mode>): Ditto.
164 (sync_new_nand<mode>): Ditto.
166 2008-12-01 Nick Clifton <nickc@redhat.com>
168 * config/stormy16/stormy16.md (CARRY_REG): New constant.
169 Replace uses of the "y" register class with direct references to
170 the CARRY_REG register.
171 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
172 register with clobbers of the carry register.
173 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
174 (xstormy16_split_cbranch): Remove redundant carry parameter.
175 (xstormy16_expand_arith): Likewise.
176 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
177 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
178 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
179 (CARRY_REGNUM): Define.
180 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
182 (xstormy16_expand_arith): Likewise.
184 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
186 * config/score/score.h (IRA_COVER_CLASSES): Define.
188 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
191 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
192 (divsi3_sp32): Add new alternative with 'K' for operand #2.
193 (cmp_sdiv_cc_set): Factor common string.
194 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
196 (cmp_udiv_cc_set): Factor common string.
198 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
201 * varasm.c (emutls_finish): Fix common registration.
203 2008-11-29 Jakub Jelinek <jakub@redhat.com>
206 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
208 2008-11-29 David Edelsohn <edelsohn@gnu.org>
210 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
211 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
212 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
213 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
214 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
215 Ignore sub-word case for now.
216 (sync_nand<mode>_internal): Represent NAND in RTL.
217 (sync_old_nand<mode): Same.
218 (sync_old_name<mode>_internal): Same.
219 (sync_new_nand<mode>): Same.
220 (sync_new_nand<mode>_internal): Same.
221 (sync_boolcshort_internal): Expect NAND.
223 2008-11-28 Richard Guenther <rguenther@suse.de>
225 PR tree-optimization/37955
226 PR tree-optimization/37742
227 * tree-vect-transform.c (vectorizable_store): Remove assert for
229 (vectorizable_load): Likewise.
231 2008-11-27 Richard Guenther <rguenther@suse.de>
233 * tree-ssa-structalias.c (intra_create_variable_infos): Make
234 a constraint for the static chain parameter.
236 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
238 * config/bfin/bfin.opt (micplb): New option.
239 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
240 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
241 ENABLE_WA_INDIRECT_CALLS): New macros.
242 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
244 (indirect_call_p): New function.
245 (workaround_speculation): Handle anomaly 05-00-0426 when
246 ENABLE_WA_INDIRECT_CALLS is true.
247 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
248 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
249 * doc/invoke.texi (Blackfin Options): Document -micplb.
251 2008-11-26 DJ Delorie <dj@redhat.com>
253 * config/m32c/mov.md ("extendhipsi2"): New.
255 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
257 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
258 * config/m32c/mov.md (zero_extendqihi2): Likewise.
260 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
262 * config/mips/mips.md (clear_hazard): Rename to
263 clear_hazard_<mode>. Use mode-specific addition.
264 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
265 or gen_clear_hazard_di depending on the size of Pmode.
267 2008-11-26 DJ Delorie <dj@redhat.com>
269 * configure.ac: Test m32c-elf-gas for .loc.
270 * configure: Likewise.
272 2008-11-26 Janis Johnson <janis187@us.ibm.com>
275 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
278 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
280 * config/i386/sync.md (memory_barrier_nosse): Disable also for
281 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
282 (memory_barrier): Do not generate memory_barrier_nosse instruction
284 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
286 2008-11-26 Fredrik Unger <fred@tree.se>
288 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
289 function name from __floatundisf.
290 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
293 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
294 Richard Guenther <rguenther@suse.de>
296 PR tree-optimization/37869
297 * tree-ssa-structalias.c (struct constraint_graph): Remove
298 pt_used and number_incoming members.
299 (build_pred_graph): Do not allocate them.
300 (condense_visit): Do not use them.
301 (label_visit): Likewise.
302 (free_var_substitution_info): Do not free them.
304 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
306 * doc/invoke.texi (ira-max-loops-num): Change semantics.
308 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
310 * ira-color.c (allocno_spill_priority): New function.
311 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
312 Print more info about the spilled allocno.
313 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
316 * ira-build.c (loop_node_to_be_removed_p): Remove.
317 (loop_compare_func, mark_loops_for_removal): New functions.
318 (remove_uneccesary_loop_nodes_from_loop_t): Use member
320 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
322 * ira.c (ira): Don't change flag_ira_algorithm.
324 * params.def (ira-max-loops-num): Change the value.
326 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
328 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
329 Disable unsupported alternative for ColdFire,
330 add new alternative that ColdFire can handle.
332 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
334 * regrename.c (merge_overlapping_regs): Add registers artificially
335 defined at the top of the basic block to the set of live ones just
336 before the first insn.
338 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
339 Joey Ye <joey.ye@intel.com>
342 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
343 false if we need to align the outgoing stack.
344 (ix86_update_stack_boundary): Check parm_stack_boundary.
346 2008-11-25 Richard Guenther <rguenther@suse.de>
350 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
351 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
352 in favor of dereferenced_ptrs.
353 (init_alias_info): Adjust.
354 (delete_alias_info): Likewise.
355 (compute_flow_insensitive_aliasing): Properly
356 include all aliased variables.
357 (update_alias_info_1): Use dereferenced_ptrs.
358 (setup_pointers_and_addressables): Likewise.
359 (get_smt_for): Honor ref-all pointers and pointers with known alias
361 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
363 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
366 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
367 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
369 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
371 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
373 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
375 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
377 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
380 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
381 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
383 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
385 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
386 UNSPECV_CMPXCHG_[12].
387 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
388 UNSPECV_CMPXCHG_[12].
391 * config/i386/sync.md (memory_barrier): New expander.
393 2008-11-24 Jakub Jelinek <jakub@redhat.com>
396 * dse.c (find_shift_sequence): Optimize extraction from a constant.
398 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
400 * pa.c (function_arg): Revert 2008-10-26 change.
402 2008-11-23 Helge Deller <deller@gmx.de>
404 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
405 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
406 succeeded and lws_ret is not equal to oldval.
408 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
410 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
412 2008-11-22 Andreas Schwab <schwab@suse.de>
414 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
417 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
419 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
420 Use constant 1 as the operand.
421 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
422 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
423 gen_rdhwr_synci_step_di depending on the size of Pmode.
425 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
428 * config/i386/i386.md (SWI248): New mode iterator.
429 (SWI32): Remove mode iterator.
430 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
431 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
432 iterator. Generate popcnt mnemonic without mode extensions
433 for Darwin x86 targets.
434 (*popcount<mode>2_cmp): Ditto.
435 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
436 extensions for Darwin x86 targets.
438 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
440 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
441 only if HAVE_AS_SPARC_UA_PCREL is defined.
443 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
445 * ira-costs.c (find_allocno_class_costs): Work out the maximum
446 allocno_costs value of the classees with the lowest total_costs
447 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
448 (setup_allocno_cover_class_and_costs): ...rather than here.
449 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
452 2008-11-22 Jakub Jelinek <jakub@redhat.com>
455 * builtins.c (expand_builtin_apply_args): Emit sequence before
456 parm_birth_insn instead of after entry_of_function's first insn.
459 * function.c (assign_parm_remove_parallels): Pass
460 data->passed_type as third argument to emit_group_store.
463 * final.c (mark_symbol_refs_as_used): New function.
464 * output.h (mark_symbol_refs_as_used): New prototype.
465 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
466 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
467 * config/arm/arm.md (consttable_4): Likewise.
470 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
472 2008-11-21 Jakub Jelinek <jakub@redhat.com>
475 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
476 propagate x = &a into *x = b if conversion from b to a's type is
479 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
481 * caller-save.c (insert_one_insn): Take into account REG_INC notes
482 for the liveness computation of the new insn.
484 2008-11-21 DJ Delorie <dj@redhat.com>
486 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
487 Moves to/from below100 space (W) can only use r0-r7.
489 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
492 * doc/invoke.texi (Optimization Options): Fix typo.
494 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
495 Xuepeng Guo <xuepeng.guo@intel.com>
497 * config.gcc (extra_headers): For x86 and x86-64, remove
498 gmmintrin.h, add immintrin.h and avxintrin.h.
500 * config/i386/gmmintrin.h: Renamed to ...
501 * config/i386/avxintrin.h: This. Issue an error if
502 _IMMINTRIN_H_INCLUDED is undedined.
504 * config/i386/immintrin.h: New.
506 2008-11-21 Jakub Jelinek <jakub@redhat.com>
509 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
510 mode of PLUS, not mode of the eliminated register.
512 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
514 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
515 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
516 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
517 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
518 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
519 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
520 (*nand<mode>3): Rename to *andnot<mode>3.
521 (*nandtf3): rename to *andnottf3.
522 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
523 Use CODE_FOR_mmx_andnotv2si3.
524 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
525 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
526 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
527 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
528 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
530 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
533 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
534 case by calculating ~(new_reg & val) instead of (~new_reg & val).
535 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
536 to (not:IMODE (and:IMODE (...))).
537 (sync_old_nand<mode>): Ditto.
538 (sync_new_nand<mode>): Ditto.
540 2008-11-20 Joseph Myers <joseph@codesourcery.com>
542 * config/arm/thumb2.md (thumb2_casesi_internal,
543 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
545 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
547 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
548 nand to the changed 4.4 semantic.
550 2008-11-20 Jakub Jelinek <jakub@redhat.com>
553 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
554 (fold_builtin_memory_op): Handle even the case where just one
555 of src and dest is an address of a var decl component, using
556 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
557 and readonly_data_expr src check.
558 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
561 PR rtl-optimization/36998
562 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
563 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
564 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
565 stack_adjust_offset callers.
566 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
568 (compute_barrier_args_size): Handle insns in annulled branches
571 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
574 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
575 Handle cases when integer argument crosses argument register boundary.
577 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
580 * config.gcc (i[34567]86-*-solaris2*): Don't include
581 i386/t-crtstuff here.
582 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
583 * config/i386/t-sol2: Move to libgcc/config/i386.
585 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
588 * tlink.c: Include "libiberty.h".
589 (initial_cwd): Change type into char *.
590 (tlink_init): Call getpwd instead of getcwd.
592 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
594 PR rtl-optimization/32283
595 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
596 of the induction variable to decide whether it may wrap.
597 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
598 initialization of the bound before the loop.
599 * simplify-rtx.c (simplify_binary_operation_1): Add two
600 simplifications regarding AND.
601 (simplify_plus_minus): Only fail if no simplification is possible.
602 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
604 2008-11-20 Jakub Jelinek <jakub@redhat.com>
607 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
608 checking until GIMPLE lowering.
609 * gimple-low.c (check_call_args): New function.
610 (lower_stmt) <case GIMPLE_CALL>: Call it.
612 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
614 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
615 with the same type as the first operand of the AND expression.
617 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
620 * ira-int.h (struct ira_loop_tree_node): New member
621 entered_from_non_parent_p.
623 * ira-color.c (print_loop_title): Print loop bbs.
625 * ira-emit.c (entered_from_non_parent_p,
626 setup_entered_from_non_parent_p): New functions.
627 (not_modified_p): Rename to store_can_be_removed_p. Check there
629 (generate_edge_moves): Use store_can_be_removed_p instead of
631 (ira_emit): Call setup_entered_from_non_parent_p.
633 * ira-build.c (copy_info_to_removed_store_destinations):
634 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
635 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
636 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
637 update all accumulated attributes.
639 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
642 * ira-int.h (ira_copy_allocno_live_range_list,
643 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
644 ira_finish_allocno_live_range_list): New prototypes.
645 (ira_allocno_live_ranges_intersect_p,
646 ira_pseudo_live_ranges_intersect_p): Remove.
648 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
649 ira_pseudo_live_ranges_intersect_p): Rename to
650 allocnos_have_intersected_live_ranges_p and
651 pseudos_have_intersected_live_ranges_p. Move them from here to ...
653 * ira-color.c: ... here
654 (coalesced_allocno_conflict_p): Use
655 allocnos_have_intersected_live_ranges_p.
656 (coalesced_allocnos_living_at_program_points,
657 coalesced_allocnos_live_at_points_p,
658 set_coalesced_allocnos_live_points): Remove.
659 (slot_coalesced_allocnos_live_ranges,
660 slot_coalesced_allocno_live_ranges_intersect_p,
661 setup_slot_coalesced_allocno_live_ranges): New.
662 (coalesce_spill_slots): Use ranges of coalesced allocnos.
663 (ira_sort_regnos_for_alter_reg): Use
664 allocnos_have_intersected_live_ranges_p.
665 (ira_reuse_stack_slot): Use
666 pseudos_have_intersected_live_ranges_p.
668 * global.c (pseudo_for_reload_consideration_p): Check
669 flag_ira_share_spill_slots too.
671 * ira-build.c (copy_allocno_live_range_list): Rename to
672 ira_copy_allocno_live_range_list. Make it external.
673 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
675 (ira_allocno_live_ranges_intersect_p): New.
676 (ira_finish_allocno_live_range_list): New.
677 (finish_allocno): Use it.
678 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
679 (copy_info_to_removed_store_destinations): Ditto. Use
680 ira_copy_allocno_live_range_list.
681 (ira_flattening): Use ira_merge_allocno_live_ranges.
683 * ira.c (too_high_register_pressure_p): New function.
684 (ira): Switch off sharing spill slots if the pressure is too high.
686 2008-11-19 Richard Guenther <rguenther@suse.de>
688 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
689 non-sizetype offsets if their precision matches that of the pointer.
690 * expr.c (expand_expr_real_1): Always sign-extend the offset
691 operand of a POINTER_PLUS_EXPR.
693 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
695 * config.gcc: Unobsolete mips-sgi-irix[56]*.
696 (mips-sgi-irix[56]*): No need to use fixproto.
698 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
699 Paul Brook <paul@codesourcery.com>
701 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
704 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
706 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
708 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
711 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
712 (separate_decls_in_region): Create shared struct even when there
715 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
717 * config/picochip/picochip.c (headers): Remove an unnecessary
720 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
723 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
724 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
726 * config/m68k/m68k.md: Adjust all conditional branches that use the
727 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
729 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
732 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
733 is a register or zero operand in the correct mode before generating
734 mtch1 insn or a register operand in the correct mode before generating
736 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
738 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
740 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
741 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
742 mipsisa*-*-elf*. Handle mipsisa64r2*.
743 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
744 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
746 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
747 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
749 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
750 Fix mips16 if mips64 or mips64r2 are multilib defaults.
751 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
754 2008-11-18 Jakub Jelinek <jakub@redhat.com>
757 * config/i386/i386.md (allocate_stack_worker_32,
758 allocate_stack_worker_64): Don't use match_dup between input and
760 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
761 * config/i386/i386.c (ix86_expand_prologue): Likewise.
763 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
765 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
766 is forced when trying to do a symbol link for it.
768 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
770 * expmed.c (extract_bit_field_1): Also use a temporary and
771 convert_extracted_bit_field when the conversion from ext_mode to
772 the target mode requires explicit truncation.
774 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
776 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
778 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
779 registers when not optimizing.
781 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
783 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
784 and its associated define_split. Expose the all-d alternative
785 to the register allocator, but mark it with "?". Mark the first
786 alternative with "*?*?".
787 (*mul_sub_si): Likewise.
788 (*mul_acc_si_r3900): New pattern.
790 2008-11-17 Jakub Jelinek <jakub@redhat.com>
793 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
794 propagating x = &a into *x = b, add a cast if not useless
795 type conversion or don't optimize if another stmt would be
798 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
801 * optabs.c (expand_sync_operation): Properly handle NAND case
802 by calculating ~(t1 & val) instead of (~t1 & val).
803 * builtins.c (expand_builtin_sync_operation): Warn for changed
804 semantics in NAND builtins.
805 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
807 * doc/invoke.texi (Warning options): Add Wsync-nand.
808 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
809 __sync_fetch_and_nand builtin operation in the example. Add a note
810 about changed semantics in GCC 4.4.
811 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
812 operation in the example. Add a note about changed semantics in
815 2008-11-16 Jan Hubicka <jh@suse.cz>
817 * cgraph.c (cgraph_function_body_availability): Fix test of externally
820 2008-11-16 Joshua Kinard <kumba@gentoo.org>
822 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
825 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
828 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
829 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
831 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
832 rather than call_really_used_regs when handling $gp.
834 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
837 * config/mips/mips.c (machine_function): Update the comment
838 above global_pointer.
839 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
840 that a function doesn't need a global pointer.
841 (mips_current_loadgp_style): Update accordingly.
842 (mips_restore_gp): Likewise.
843 (mips_output_cplocal): Likewise.
844 (mips_expand_prologue): Likewise.
846 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
848 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
849 parameter. Use DImode for computing the number of registers.
850 (function_arg): Adjust for above change.
851 (function_value): Likewise.
853 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
855 PR tree-optimization/37950
856 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
857 not computed for the current function.
859 2008-11-15 Jakub Jelinek <jakub@redhat.com>
862 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
863 gpr and other COMPONENT_REFs.
865 2008-11-15 Richard Guenther <rguenther@suse.de>
867 PR tree-optimization/38051
868 * tree-ssa-alias.c (update_alias_info_1): Manually find
871 2008-11-15 Joshua Kinard <kumba@gentoo.org>
873 * doc/invoke.texi (-mfix-r10000): Document.
874 * config/mips/mips.opt (mfix-r10000): New option.
875 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
876 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
877 (MIPS_COMPARE_AND_SWAP_12): Likewise.
878 (MIPS_SYNC_OP): Likewise.
879 (MIPS_SYNC_OP_12): Likewise.
880 (MIPS_SYNC_OLD_OP_12): Likewise.
881 (MIPS_SYNC_NEW_OP_12): Likewise.
882 (MIPS_SYNC_OLD_OP): Likewise.
883 (MIPS_SYNC_NAND): Likewise.
884 (MIPS_SYNC_OLD_NAND): Likewise.
885 (MIPS_SYNC_EXCHANGE): Likewise.
886 (MIPS_SYNC_EXCHANGE_12): Likewise.
887 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
889 (MIPS_SYNC_NEW_NAND): Likewise.
890 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
891 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
892 (mips_output_sync_loop): New function.
893 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
894 Make -mfix-r10000 require branch-likely instructions.
895 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
896 mips_output_sync_loop.
897 (compare_and_swap_12): Likewise.
898 (sync_add<mode>): Likewise.
899 (sync_<optab>_12): Likewise.
900 (sync_old_<optab>_12): Likewise.
901 (sync_new_<optab>_12): Likewise.
902 (sync_nand_12): Likewise.
903 (sync_old_nand_12): Likewise.
904 (sync_new_nand_12): Likewise.
905 (sync_sub<mode>): Likewise.
906 (sync_old_add<mode>): Likewise.
907 (sync_old_sub<mode>): Likewise.
908 (sync_new_add<mode>): Likewise.
909 (sync_new_sub<mode>): Likewise.
910 (sync_<optab><mode>): Likewise.
911 (sync_old_<optab><mode>): Likewise.
912 (sync_new_<optab><mode>): Likewise.
913 (sync_nand<mode>): Likewise.
914 (sync_old_nand<mode>): Likewise.
915 (sync_new_nand<mode>): Likewise.
916 (sync_lock_test_and_set<mode>): Likewise.
917 (test_and_set_12): Likewise.
919 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
921 * gcc.c (cc1_options): Fix comment.
923 2008-11-15 Jakub Jelinek <jakub@redhat.com>
926 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
927 argtype instead of result_type.
929 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
931 * ira-int.h (struct ira_loop_tree_node): Improve comments for
932 subloop_next/next and subloops/childen fields.
934 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
936 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
937 (STANDARD_INCLUDE_DIR): Redefine to "/include".
938 (LOCAL_INCLUDE_DIR): Undefine.
939 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
941 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
943 PR rtl-optimization/37397
944 * ira-int.h (struct ira_allocno): New member bad_spill_p.
945 (ALLOCNO_BAD_SPILL_P): New macro.
947 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
949 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
950 (create_cap_allocno, propagate_allocno_info,
951 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
952 (update_bad_spill_attribute): New function.
953 (ira_build): Call it.
955 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
957 2008-11-14 Jakub Jelinek <jakub@redhat.com>
959 PR tree-optimization/38104
960 * gimplify.c (gimple_regimplify_operands): Add referenced vars
961 before calling mark_symbols_for_renaming, not after it.
963 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
965 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
966 (OVERRIDE_OPTIONS): Likewise.
968 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
969 Andrew Stubbs <ams@codesourcery.com>
970 Gunnar Von Boehn <gunnar@genesi-usa.com>
973 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
974 the shorter LEA insn over ADD.L where possible.
976 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
978 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
979 systems, which are assumend to always provide SSP-support in glibc.
980 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
982 * configure: Regenerate.
984 2008-11-14 Jakub Jelinek <jakub@redhat.com>
987 * function.c (gimplify_parameters): For callee copies parameters,
988 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
990 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
993 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
994 x86 parts into the `i[34567]86-*-linux*' and parts that are
995 independent of the processor architecture into the `*-*-linux*' cases.
996 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
997 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
998 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
999 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1000 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1001 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1002 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1004 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1006 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1007 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1008 (ls2_idiv): Likewise idiv3.
1009 (ls2_prefetch): New reservation.
1010 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1011 * config/mips/mips.md (type): Add imul3nc and idiv3.
1012 (length): Handle idiv3.
1013 (any_mod): New code_iterator.
1014 (u): Handle MOD and UMOD.
1015 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1016 (prefetch): Handle TARGET_LOONGSON_2EF.
1018 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1021 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1022 (prune_unused_types_walk): Call it for non-perennial local classes.
1023 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1024 entry, just set it to 2 and recurse on children, don't walk attributes
1027 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1029 * c-common.c (warn_about_parentheses): Add missing whitespace
1032 2008-11-13 Paul Brook <paul@codesourcery.com>
1034 * doc/invoke.texi: Document --fix-cortex-m3.
1035 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1036 Cortex-M3 cpu is selected.
1037 (output_move_double): Avoid overlapping base register and first
1038 destination register when fix_cm3_ldrd.
1039 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1041 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1044 * gimple.h (gimple_range_check_failed): Remove prototype.
1045 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1047 (gimple_range_check_failed): Removed.
1049 2008-11-13 Andrew Haley <aph@redhat.com>
1052 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1055 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1059 2007-05-07 Mike Stump <mrs@apple.com>
1060 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1061 also checks for and while statements in C++.
1063 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1066 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1067 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1068 - which clones are reachable - as "abstract and needed".
1069 * cgraph.c (cgraph_release_function_body): If a node is
1070 "abstract and needed", do not release its DECL_INITIAL() content
1071 that will be needed to emit debug info.
1073 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1076 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1077 to set HAVE_GETIPINFO.
1078 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1079 * configure: Regenerate.
1080 * config.in: Regenerate.
1082 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1085 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1087 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1090 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1091 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1093 2008-11-12 Jason Merrill <jason@redhat.com>
1096 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1099 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1101 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1102 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1104 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1105 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1107 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1109 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1110 packed-stack special handling.
1111 (FRAME_ADDR_RTX): Add definition.
1113 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1116 * fold-const.c (native_encode_string): New function.
1117 (native_encode_expr): Use it for STRING_CST.
1119 2008-11-12 DJ Delorie <dj@redhat.com>
1121 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1122 insns if the intermediate value will be used later.
1124 2008-11-12 Andreas Schwab <schwab@suse.de>
1126 * config/m68k/m68k.c (print_operand): Mask off extra extension
1127 bits when writing out the representation of real values.
1129 2008-11-12 Ira Rosen <irar@il.ibm.com>
1131 PR tree-optimization/38079
1132 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1135 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1138 * c-pretty-print.c (pp_c_complex_expr): New function.
1139 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1142 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1143 than INNER and INNER is a constant, forcibly align INNER as much
1146 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1148 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1150 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1152 PR rtl-optimization/37363
1153 * simplify-rtx.c (simplify_plus_minus): Don't create
1154 (const (minus ...)) expresisons.
1156 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1158 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1161 2008-11-10 Catherine Moore <clm@codesourcery.com>
1163 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1165 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1166 (BASE_DRIVER_SELF_SPECS): Remove.
1167 (DRIVER_SELF_SPECS): New definition.
1168 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1169 BASE_DRIVER_SELF_SPECS.
1170 * config/mips/sde.h: Likewise.
1171 * config/mips/iris6.h: Likewise.
1172 * config/mips/vr.h: Likewise.
1173 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1175 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1177 PR rtl-optimizations/37948
1178 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1179 (ira_create_copy, ira_add_allocno_copy): New parameter.
1181 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1182 to ira_add_allocno_copy.
1183 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1184 parameter to process_regs_for_copy.
1185 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1186 Fix typo in passing second allocno to ira_add_allocno_copy.
1188 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1189 coalesced allocnos list.
1190 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1192 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1193 (add_ira_allocno_to_ordered_bucket): Rename to
1194 add_allocno_to_ordered_bucket.
1195 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1196 head of coalesced allocnos list.
1197 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1198 Check that it is aready calculated.
1199 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1200 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1202 (coalesce_allocnos): Do extended coalescing too.
1204 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1205 parameter to ira_add_allocno_copy.
1207 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1209 (print_copy): Print copy origination too.
1211 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1214 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1216 PR rtl-optimization/37514
1217 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1218 flag_ira_share_spill_slots to 2 if it's already non-zero.
1219 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1220 flag_ira_share_spill_slots is 2.
1222 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1224 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1225 (prologue_enter_32): Set FB to SP - 4.
1227 2008-11-10 DJ Delorie <dj@redhat.com>
1229 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1230 constraint for single-bit-clear in lower byte of HI constant, vs
1231 Imb which just ignores the upper byte.
1232 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1233 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1234 (iorhi3_16): Check for single bit set, not single bit clear.
1236 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1238 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1240 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1242 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1244 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1245 values living in memory and use more precise alignment information.
1247 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1250 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1251 after __mf_check call if the call must end a bb.
1253 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1257 * combine.c (force_to_mode): Do not process vector types.
1259 * rtlanal.c (nonzero_bits1): Do not process vector types.
1260 (num_sign_bit_copies1): Likewise.
1262 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1264 * config/i386/gnu.h: Add copyright and licensing header.
1265 * config/gnu.h: Likewise.
1267 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1269 * fwprop.c (fwprop_done): Call df_remove_problem.
1271 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1274 * tree-scalar-evolution.c (instantiate_scev_1): Return
1275 chrec_dont_know for VL_EXP_CLASS_P.
1277 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1279 * reg-stack.c (reg_to_stack): Add missing braces in memset
1282 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1284 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1285 (NO_PROFILE_COUNTERS): New define.
1287 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1290 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1292 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1295 * config/sparc/constraints.md (D): New.
1296 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1297 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1299 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1300 Use the 'D' constraint in addition to 'F' in some alternatives.
1301 (DF splitter): Generalize for V64mode.
1302 * doc/md.texi (SPARC): Document the 'D' constraint.
1304 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1306 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1308 2008-11-06 Ben Elliston <bje@au.ibm.com>
1310 * gcc.c: Remove ancient comment about a bug in Sun cc.
1312 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1314 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1316 2008-11-06 Ben Elliston <bje@au.ibm.com>
1318 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1320 2008-11-06 Ben Elliston <bje@au.ibm.com>
1322 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1325 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1328 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1331 2008-11-05 Martin Jambor <mjambor@suse.cz>
1334 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1335 pointer arithmetics into array_ref if the array is accessed
1336 through an indirect_ref.
1338 2008-11-05 Richard Guenther <rguenther@suse.de>
1341 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1342 qualified pointer conversion before stripping qualifiers.
1343 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1344 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1345 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1348 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1349 properly canonicalize binary ops.
1350 (forward_propagate_addr_expr_1): Use
1351 may_propagate_address_into_dereference.
1353 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1356 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1357 Initialize uninitialized input registers with a NaN.
1359 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1363 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1365 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1369 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1370 exits and conditions.
1371 * testsuite/gcc.dg/graphite/pr37943.c: New.
1373 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1374 Andrew Pinski <andrew_pinski@playstation.sony.com>
1377 * c-common.c (warn_for_sign_compare): For complex result_type
1378 use component's type.
1380 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1382 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1384 * print-tree.c (print_node): Don't print DECL_INITIAL
1388 * c-common.c (parse_optimize_options): Save and restore
1389 flag_strict_aliasing around decode_options call.
1391 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1393 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1394 (host_detect_local_cpu): Use it instead of casted strings to
1395 compare vendor signatures.
1397 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1400 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1401 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1403 2008-11-03 Catherine Moore <clm@codesourcery.com>
1405 * config/mips.c (mips_conditional_register_usage): Handle the
1406 DSP control register.
1407 * doc/extend.texi: Document the DSP control register.
1409 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1410 Jakub Jelinek <jakub@redhat.com>
1412 * omp-low.c (expand_omp_for_generic): If iter_type has different
1413 precision than type and type is a pointer type, cast n1 and n2
1414 first to an integer type with the same precision as pointers
1415 and only afterwards to iter_type.
1417 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1419 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1420 (UNSPEC_GOTSYM_OFF): New unspec.
1421 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1422 (pic_add_dot_plus_eight): Likewise.
1423 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1424 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1425 UNSPEC_PIC_BASE operands.
1426 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1427 (arm_output_addr_const_extra): Handle it.
1429 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1431 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1432 integer class to full integer class if the offset is not word-aligned.
1434 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1437 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1439 (doloop_optimize): Update call to doloop_modify.
1441 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1443 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1445 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1448 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1449 gcc_cv_as_cfi_directive.
1450 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1451 merging read-only and read-write sections or assembler emits
1452 read-write .eh_frame sections.
1453 * configure: Regenerate.
1455 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1458 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1460 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1462 (rs6000_emit_prologue): Invert logic.
1463 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1464 (reg:P 11) instead of match_operand.
1465 (*save_fpregs_<mode>): Likewise.
1466 (*restore_gpregs_<mode>): Likewise.
1467 (*return_and_restore_gpregs_<mode>): Likewise.
1468 (*return_and_restore_fpregs_<mode>): Likewise.
1469 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1470 (reg:P 11) insted of match_operand.
1471 (*restore_gpregs_spe): Likewise.
1472 (*return_and_restore_gpregs_spe): Likewise.
1474 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1476 PR tree-optimization/37684
1477 * gcc.dg/graphite/pr37684.c: New.
1478 * graphite.c (exclude_component_ref): New.
1479 (is_simple_operand): Call exclude_component_ref.
1481 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1483 PR tree-optimization/36908
1484 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1485 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1486 (number_of_rw_in_partition): New.
1487 (partition_contains_all_rw): New.
1488 (ldist_gen): Do not distribute when one of the partitions
1489 contains all the memory operations.
1491 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1493 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1494 EDGE_IRREDUCIBLE_LOOP.
1496 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1498 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1499 where we have one entry point in the loop which isn't the head.
1501 2008-11-03 Richard Guenther <rguenther@suse.de>
1504 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1506 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1509 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1510 for ipa and simple ipa passes.
1512 2008-11-02 Richard Guenther <rguenther@suse.de>
1514 PR tree-optimization/37542
1515 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1516 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1517 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1518 (vn_nary_op_insert_stmt): Likewise.
1519 (visit_use): Likewise.
1521 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1523 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1525 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1526 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1527 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1528 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1529 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1530 peephole2's): Replace unspec with rotate.
1531 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1533 2008-11-02 Richard Guenther <rguenther@suse.de>
1535 PR tree-optimization/37991
1536 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1537 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1538 (set_ssa_val_to): Print if the value changed.
1539 (simplify_binary_expression): Strip useless conversions.
1541 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1544 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1547 2008-11-01 Richard Guenther <rguenther@suse.de>
1550 * builtins.c (fold_builtin_strspn): Return a size_t.
1551 (fold_builtin_strcspn): Likewise.
1553 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1555 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1556 attribute for struct return convention.
1558 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1560 * config/rs6000/crtsavres.asm: Really, really delete.
1562 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1564 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1566 (rs6000_emit_prologue): Invert logic.
1567 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1568 (reg:P 11) instead of match_operand.
1569 (*save_fpregs_<mode>): Likewise.
1570 (*restore_gpregs_<mode>): Likewise.
1571 (*return_and_restore_gpregs_<mode>): Likewise.
1572 (*return_and_restore_fpregs_<mode>): Likewise.
1573 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1574 (reg:P 11) insted of match_operand.
1575 (*restore_gpregs_spe): Likewise.
1576 (*return_and_restore_gpregs_spe): Likewise.
1578 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1580 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1581 list of word switches that take args.
1583 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1585 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1586 (s390_output_pool_entry): Call it through for_each_rtx.
1589 * expr.c (store_constructor): For vectors, if target is a MEM, use
1590 target's MEM_ALIAS_SET instead of elttype alias set.
1592 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1595 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1598 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1601 * config/rs6000/predicates.md (word_offset_memref_operand):
1602 Restructure code and look inside auto-inc/dec addresses.
1604 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1607 * libgcov.c ( __gcov_indirect_call_profiler): Check
1608 TARGET_VTABLE_USES_DESCRIPTORS.
1610 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1612 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1613 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1614 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1615 offset if eliminating soft frame pointer.
1616 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1617 (stack_protect_test_si): Add initial machine description
1618 for Stack Smashing Protector
1620 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1623 * c-common.c (min_precision): Move to...
1624 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1625 * tree.h (tree_int_cst_min_precision): Declare.
1626 * c-common.h (min_precision): Delete declaration.
1627 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1628 multiplication of non-negative integer constants.
1629 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1630 tree_int_cst_min_precision.
1631 (finish_enum): Likewise.
1633 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1636 * convert.c (convert_to_real): Do not optimize conversions of
1637 binary arithmetic operations between binary and decimal
1638 floating-point types. Consider mode of target type in determining
1639 decimal type for arithmetic. Unless
1640 flag_unsafe_math_optimizations, do not optimize binary conversions
1641 where this may change rounding behavior.
1642 * real.c (real_can_shorten_arithmetic): New.
1643 * real.h (real_can_shorten_arithmetic): Declare.
1645 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1647 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1648 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1649 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1651 (must_save_p): For some workarounds, interrupts need to clobber a
1653 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1654 and LC1 for WA_05000257.
1655 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1656 WA_05000283 and WA_05000315.
1657 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1658 (movbi): Add alternative to set CC to 1; improve code for setting
1660 (dummy_load): New pattern.
1662 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1665 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1666 BLKmode for non-memory, convert using a wider MODE_INT mode
1670 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1671 that haven't been removed yet.
1673 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1675 * config/bfin/bfin.c (struct machine_function): New member
1676 has_loopreg_clobber.
1677 (bfin_expand_movmem): Set it when generating memcpy insns.
1678 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1679 expand_epilogue_reg_restore): If we have hardware loops,
1680 memcpy insns (indicated by has_loopreg_clobber) or function
1681 calls, we need to save the loop registers.
1683 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1685 * config/i386/i386.c (core2_cost): Fix typos in comments.
1687 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1690 * combine.c (make_compound_operation): Don't call make_extraction with
1691 non-positive length.
1692 (simplify_shift_const_1): Canonicalize count even if complement_p.
1694 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1696 * convert.c (strip_float_extensions): Do not remove or introduce
1697 conversions between binary and decimal floating-point types.
1699 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1702 * fold-const.c (distribute_bit_expr): Convert common, left and
1703 right arguments to type.
1705 2008-10-28 Nick Clifton <nickc@redhat.com>
1707 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1708 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1709 call_really_used_regs array rather than the call_used_regs array.
1710 (mn10300_get_live_callee_saved_regs, expand_prologue,
1711 expand_epilogue, output_tst): Likewise.
1713 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1716 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1717 (df_get_entry_block_def_set): Neither here.
1718 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1720 PR tree-optimization/37879
1721 * predict.c (tree_estimate_probability): Check if last_stmt is
1722 non-NULL before dereferencing it.
1724 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1726 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1727 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1728 (ira_fast_allocation): Remove the prototype.
1730 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1731 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1732 (color_pass): Modify the updated costs.
1733 (ira_color): Rename to color. Make it static.
1734 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1735 (ira_color): New function.
1737 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1740 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1742 (set_allocno_live, clear_allocno_live, mark_ref_live,
1743 mark_ref_dead): Invalidate corresponding element of
1744 allocno_saved_at_call.
1745 (process_bb_node_lives): Increment last_call_num. Setup
1746 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1747 allocno was already saved.
1748 (ira_create_allocno_live_ranges): Initiate last_call_num and
1749 allocno_saved_at_call.
1751 * ira-build.c (ira_create_allocno): Initiate
1752 ALLOCNO_UPDATED_COVER_CLASS_COST.
1753 (create_cap_allocno, propagate_allocno_info,
1754 remove_unnecessary_allocnos): Remove setting updated costs.
1755 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1757 * ira.c (ira): Don't call ira_fast_allocation.
1759 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1762 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1765 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1767 * ira-int.h (ira_hard_regno_cover_class): New.
1769 * ira-lives.c (mark_reg_live, mark_reg_dead,
1770 process_bb_node_lives): Use ira_hard_regno_cover_class.
1772 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1773 (setup_hard_regno_cover_class): New function.
1774 (ira_init): Call setup_hard_regno_cover_class.
1776 * ira-costs.c (cost_class_nums): Add comment.
1777 (find_allocno_class_costs): Initiate cost_class_nums.
1778 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1780 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1783 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1784 Rename to copy_info_to_removed_store_destinations. Propagate
1785 conflict hard regs and register stack attribute.
1787 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1790 * pa.c (function_arg_padding): Pad complex and vector types
1791 upward in 64-bit runtime.
1792 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1794 2008-10-26 Matthias Klose <doko@ubuntu.com>
1796 * doc/install.texi: Document requirements on antlr.
1798 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1800 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1803 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1806 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1807 is defined, use it to modify the constant offset.
1809 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1811 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1812 and short arguments to the correct location as mandated by the ABI.
1814 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1816 PR rtl-optimization/37769
1817 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1819 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1821 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1822 unwind-dw2-Os-4-200.o.
1824 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1826 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1827 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1829 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1831 PR tree-optimization/36038
1832 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1833 add sizetype IV with initial value zero instead of pointer type.
1835 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1838 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1839 around bit operation.
1840 * profile.c (is_edge_inconsistent): Likewise.
1841 * fold-const.c (truth_value_p): Move from here...
1842 * tree.h (truth_value_p): ... to here.
1843 * c-tree.h (c_expr): Update description of original_code.
1844 * c-typeck.c (parser_build_unary_op): Set original_code.
1845 (parser_build_binary_op): Update call to warn_about_parentheses.
1846 * c-common.c (warn_about_parentheses): Take two additional
1847 arguments of the operands. Use a switch. Quote operators
1848 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1849 Add warning about !x | y and !x & y.
1850 * c-common.h (warn_about_parentheses): Update declaration.
1852 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1854 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1855 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1856 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1858 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1859 (check-%): For test targets listed in lang_checks_parallelized
1860 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1861 run the testing in multiple make goals, possibly parallel, and
1862 afterwards run dg-extract-results.sh to merge the sum and log files.
1864 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1866 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1867 (mips_move_to_gpr_cost): Likewise.
1868 (mips_move_from_gpr_cost): Likewise.
1869 (mips_register_move_cost): Make more fine-grained.
1871 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1873 * graphite.c (graphite_apply_transformations): Check for
1874 -fgraphite-identity.
1875 * toplev.c (process_options): Add graphite_identity.
1876 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1878 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1880 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1881 mulhisihl and mulhisihh builtins.
1883 From Jie Zhang <jie.zhang@analog.com>
1884 * config/bfin/bfin.md (composev2hi): Put operands into vector
1887 2008-10-22 Chao-ying Fu <fu@mips.com>
1889 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1891 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1893 From Mike Frysinger <michael.frysinger@analog.com>
1894 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1895 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1896 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1897 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1898 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1899 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1900 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1901 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1902 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1903 __ADSPBF51x__ for all of them.
1904 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1905 -mcpu bf512, bf514, bf516, and bf518.
1906 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1907 bf512-none, bf514-none, bf516-none, and bf518-none.
1908 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1909 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1910 * doc/invoke.texi (Blackfin Options): Document that
1911 -mcpu now accepts bf512, bf514, bf516, and bf518.
1913 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1916 * fold-const.c (build_range_type): For 1 .. signed_max
1917 range call build_nonstandard_inter_type if signed_type_for
1918 returned a type with bigger precision.
1920 2008-10-22 Richard Guenther <rguenther@suse.de>
1922 * tree.def (COMPLEX_TYPE): Constrain element type.
1923 * tree.c (build_complex_type): Assert that.
1924 * tree-ssa-structalias.c (could_have_pointers): Complex types
1925 cannot have pointers.
1927 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1930 * c-typeck.c (convert_for_assignment): Do not give declaration's
1931 location for builtins. Spell out which type was expected and which
1934 2008-10-22 Nick Clifton <nickc@redhat.com>
1936 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1937 the fdpic register to be a target when running in fdpic mode.
1939 2008-10-22 Rafael Espindola <espindola@google.com>
1941 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1942 newly created statements.
1944 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1947 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1948 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1949 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1951 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1954 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1955 Adjust -mcmodel=medium description for 2005-07-31 changes.
1957 2008-10-22 Jan Hubicka <jh@suse.cz>
1958 Jakub Jelinek <jakub@redhat.com>
1961 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1963 2008-10-21 Richard Henderson <rth@redhat.com>
1966 * emit-rtl.c (get_spill_slot_decl): Export.
1967 * emit-rtl.h (get_spill_slot_decl): Declare.
1968 * var-tracking.c (vt_add_function_parameters): Relax assertion
1969 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1971 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1973 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1974 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1977 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1980 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1981 processed by get_maxval_strlen.
1983 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1986 * tree.c (get_file_function_name): Copy first_global_object_name.
1987 Centralize call to clean_symbol_name.
1989 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1991 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1992 * config/svr4.h (SVR4_ASM_SPEC): New.
1993 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1994 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1996 * doc/invoke.texi (Option Summary): Add -T to linker options.
1997 (Link Options): Document -T.
1999 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2001 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2004 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2007 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2009 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2011 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2014 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2016 * doc/install.texi: Fix typos in previous patch.
2018 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2020 * doc/install.texi: Document in-tree building of gcc and mpfr.
2022 2008-10-19 Richard Guenther <rguenther@suse.de>
2024 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2026 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2029 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2030 (build_enumerator): Convert enumerators that fit in integer to
2033 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2035 * config/i386/i386.md (unnamed peephole2): Do not force memory
2036 operands of arith or logical instructions into registers for
2037 non-TARGET_READ_MODIFY targets.
2039 (ffs_cmove): Change operand 0 predicate to register_operand.
2040 Change operand 1 predicate to nonimmediate_operand.
2042 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2044 2008-10-18 Richard Guenther <rguenther@suse.de>
2046 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2047 VIEW_CONVERT_EXPR case against invalid gimple.
2049 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2051 * c-parser.c (c_parser_binary_expression): Silence the
2052 uninitialized variable warning emitted for binary_loc.
2054 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2056 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2059 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2062 * c-typeck.c (build_unary_op): Use omit_one_operand for
2063 IMAGPART_EXPR of real argument.
2065 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2067 PR tree-optimization/37664
2068 * fold-const.c (fold_binary): When optimizing comparison with
2069 highest or lowest type's value, don't consider TREE_OVERFLOW.
2071 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2074 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2075 * coverage.c: Include tm_p.h.
2076 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2077 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2078 dollar signs from PREFIX.
2079 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2080 instead of manual strip_name_encoding.
2082 2008-10-16 Richard Guenther <rguenther@suse.de>
2085 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2086 volatile qualified functions or methods as relevant.
2088 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2090 PR tree-optimization/37525
2091 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2092 sizetype unsigned constants, both in the case of C and bounds.
2094 2008-10-15 Jan Hubicka <jh@suse.cz>
2096 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2098 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2101 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2102 HARD_REGNO_CALL_PART_CLOBBERED.
2104 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2107 * ira-lives.c (mark_early_clobbers): Remove.
2108 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2109 check_and_make_def_conflicts,
2110 make_early_clobber_and_input_conflicts,
2111 mark_hard_reg_early_clobbers): New functions.
2112 (process_bb_node_lives): Call
2113 make_early_clobber_and_input_conflicts and
2114 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2116 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2117 early clobbers of pseudo-registers.
2119 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2122 * ira-build.c (ira_flattening): Recalculate
2123 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2124 from the scratch instead of the propagation.
2126 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2128 * doc/rtl.texi (const_double): Remove the "addr" operand.
2129 Describe CONST_DOUBLE_* macros under const_double rather
2131 (const_fixed): Fix the operand description.
2132 (const): Add an @findex directive.
2133 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2134 after the constant rtl table.
2135 (fix): Combine floating-point and fixed-point descriptions.
2137 * sched-deps.c (sched_analyze_2): Remove reference to
2140 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2142 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2144 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2145 for UNSPEC_GOTSYM_OFFs.
2146 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2147 (add_GOT_to_pic_reg): Use it.
2148 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2150 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2151 Harsha Jagasia <harsha.jagasia@amd.com>
2153 PR tree-optimization/37485
2154 * graphite.c (gmp_cst_to_tree): Moved.
2155 (iv_stack_entry_is_constant): New.
2156 (iv_stack_entry_is_iv): New.
2157 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2158 (loop_iv_stack_insert_constant): New.
2159 (loop_iv_stack_pop): Use new datatpype.
2160 (loop_iv_stack_get_iv): Same.
2161 (loop_iv_stack_get_iv_from_name): Same.
2162 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2163 (loop_iv_stack_patch_for_consts): New.
2164 (loop_iv_stack_remove_constants): New.
2165 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2166 (translate_clast): Call loop_iv_stack_patch_for_consts and
2167 loop_iv_stack_remove_constants.
2168 (gloog): Use new datatype. Redirect construction edge to end
2169 block to avoid accidental deletion.
2170 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2172 (union iv_stack_entry_data): New. Data in iv stack entry.
2173 (struct iv_stack_entry): New. Datatype for iv stack entries.
2175 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2177 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2178 * graphite.c (free_scop): Same.
2179 (build_scops): Same.
2180 (free_scattering): New.
2181 (build_cloog_prog): Call free_scattering.
2182 (patch_phis_for_virtual_defs): Fix memleak.
2183 (graphite_trans_bb_strip_mine): Same.
2184 (limit_scops): Same.
2186 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2187 Harsha Jagasia <harsha.jagasia@amd.com>
2189 PR tree-optimization/37828
2190 * graphite.c (graphite_trans_loop_block): Do not loop block
2191 single nested loops.
2193 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2195 PR tree-optimization/37686
2196 * tree-loop-linear.c (linear_transform_loops): Build a
2197 loop nest vector. Pass it to lambda_compute_access_matrices.
2198 * tree-data-ref.h (struct access_matrix): Store the loop nest
2199 relative to which it encodes the information.
2200 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2201 (am_vector_index_for_loop): Reimplemented: iterate over the
2202 loop nest for finding the loop index in the access matrix.
2203 (lambda_compute_access_matrices): Update declaration.
2204 * lambda-code.c (build_access_matrix): Pass the loop nest and
2206 (lambda_compute_access_matrices): Same.
2208 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2210 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2211 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2212 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2213 already implies hard float. Also fix several insn condition
2214 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2216 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2219 Based on patches by Laurent Vivier.
2220 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2221 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2222 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2223 dollar sign to underscore.
2224 (ASM_OUTPUT_EXTERNAL): Same.
2225 (ASM_OUTPUT_LABELREF): New.
2226 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2228 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2229 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2230 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2231 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2233 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2235 PR tree-optimization/36881
2236 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2237 that each value doesn't need runtime relocations, for !flag_pic
2238 check that each value is just a valid initializer constant.
2240 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2242 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2243 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2244 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2245 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2247 (REG_CLASS_NAMES): Update accordingly.
2248 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2249 rather than an unpredictable descriptive string.
2250 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2251 (mips_register_move_cost): Check for specific COP*_REGS classes,
2252 instead of ALL_COP_AND_GR_REGS.
2253 (mips_ira_cover_classes): New function.
2254 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2255 (TARGET_IRA_COVER_CLASSES): Define.
2257 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2260 * tree.c (build_type_attribute_qual_variant): Hash on the
2261 unqualified type, and don't overwrite an existing
2262 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2263 allow distinguishing between wchar_t and its underlying type. This
2264 also means that we'll retain a little more typedef information.
2266 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2267 Dmitry Melnik <dm@ispras.ru>
2268 Dmitry Zhurikhin <zhur@ispras.ru>
2269 Alexander Monakov <amonakov@ispras.ru>
2270 Maxim Kuvyrkov <maxim@codesourcery.com>
2272 * target.h (struct gcc_target): Update prototypes of needs_block_p
2274 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2275 * sel-sched.c (create_speculation_check): Likewise.
2276 * doc/tm.texi: Provide documentation for new target hooks.
2278 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2279 (ia64_gen_spec_insn): Removed.
2280 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2281 ia64_gen_spec_check): New static functions.
2282 (ia64_alloc_sched_context, ia64_init_sched_context,
2283 ia64_set_sched_context, ia64_clear_sched_context,
2284 ia64_free_sched_context, ia64_get_insn_spec_ds,
2285 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2286 (ia64_needs_block_p): Change prototype.
2287 (ia64_gen_check): Rename to ia64_gen_spec_check.
2288 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2289 into declaration, add special memory dependencies handling.
2290 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2291 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2292 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2293 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2294 Define new target hooks.
2295 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2296 (ia64_optimization_options): Turn on selective scheduling with -O3,
2297 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2298 default with selective scheduling.
2299 (ia64_override_options): Initialize align_loops and align_functions
2300 to 32 and 64, respectively. Set global selective scheduling flags
2301 according to target-dependent flags.
2302 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2303 (group_barrier_needed): Use new mstop-bit-before-check flag.
2305 (dfa_state_size): Make global.
2306 (spec_check_no, max_uid): Remove.
2307 (mem_ops_in_group, current_cycle): New variables.
2308 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2309 Initialize new variables.
2310 (is_load_p, record_memory_reference): New functions.
2311 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2313 (ia64_variable_issue): Change use of current_sched_info to
2314 sched_deps_info. Update comment. Note if a load or a store is issued.
2315 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2316 advance if maximal number of loads or stores was issued on current
2318 (scheduled_good_insn): New static helper function.
2319 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2320 a group barrier is needed. Fix vertical spacing. Guard the code
2321 doing state transition with last_scheduled_insn check.
2322 Mark that a stop bit should be before current insn if there was a
2323 cycle advance. Update current_cycle and mem_ops_in_group.
2324 (ia64_h_i_d_extended): Change use of current_sched_info to
2325 sched_deps_info. Reallocate stops_p by larger chunks.
2326 (struct _ia64_sched_context): New structure.
2327 (ia64_sched_context_t): New typedef.
2328 (ia64_alloc_sched_context, ia64_init_sched_context,
2329 ia64_set_sched_context, ia64_clear_sched_context,
2330 ia64_free_sched_context): New static functions.
2331 (gen_func_t): New typedef.
2332 (get_spec_load_gen_function): New function.
2333 (SPEC_GEN_EXTEND_OFFSET): Declare.
2334 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2335 (get_mode_no_for_insn): Change the condition that prevents use of
2336 special hardware registers so it can now handle pseudos.
2337 (get_spec_unspec_code): New function.
2338 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2339 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2340 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2341 during selective scheduling.
2342 (ia64_speculate_insn): Use ds_get_speculation_types when
2343 determining whether we need to change the pattern.
2344 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2345 (ia64_spec_check_src_p): Support new speculation/check codes.
2346 (struct bundle_state): New field.
2347 (issue_nops_and_insn): Initialize it.
2348 (insert_bundle_state): Minimize mid-bundle stop bits.
2349 (important_for_bundling_p): New function.
2350 (get_next_important_insn): Use important_for_bundling_p.
2351 (bundling): When shifting TImode from unimportant insns, ignore
2352 also group barriers. Assert that best state is found before
2353 the backward bundling pass. Print number of mid-bundle stop bits.
2354 Minimize mid-bundle stop bits. Check correct calculation of
2355 mid-bundle stop bits.
2356 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2357 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2359 (sel2_run): New variable.
2360 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2361 selective scheduling pass instead of schedule_ebbs.
2363 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2364 (UNSPEC_LDS_A): New UNSPEC.
2365 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2366 movti_internal, movsf_internal, movdf_internal,
2367 movxf_internal): Make visible. Add speculable* attributes.
2368 (output_c_nc): New mode attribute.
2369 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2370 mov<mode>_nc, zero_extend<mode>di2_nc,
2371 advanced_load_check_nc_<mode>): New insns.
2372 (zero_extend*): Add speculable* attributes.
2374 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2375 (msched-stop-bits-after-every-cycle): Likewise.
2376 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2378 (msched-spec-verbose): Remove.
2379 (msched-prefer-non-data-spec-insns,
2380 msched-prefer-non-control-spec-insns,
2381 msched-count-spec-in-critical-path,
2382 msel-sched-dont-check-control-spec): Use Target Report Var
2383 instead of Common Report Var.
2385 * config/ia64/itanium2.md: Remove incorrect bypass.
2387 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2389 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2392 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2393 and -fhelp=separate.
2395 2008-10-14 Ben Elliston <bje@au.ibm.com>
2397 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2399 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2401 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2404 2008-10-13 Matthias Klose <doko@ubuntu.com>
2406 * config/pa/linux-atomic.c: Work around missing header file
2407 for hppa64-linux-gnu targets.
2409 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2410 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2411 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2412 Grace Cao <grace_cao@playstation.sony.com>
2414 * doc/invoke.texi (-mgen-cell-microcode): Document.
2415 (-mwarn-cell-microcode): Document.
2416 * cfglayout.c (locator_location): Export.
2417 * rtl.h (locator_location): Define prototype.
2418 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2420 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2421 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2422 (mwarn-cell-microcode): New option.
2423 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2424 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2425 cell and not already set.
2426 Turn off string instructions if not generating cell microcode.
2427 (rs6000_final_prescan_insn): New function that warns about microcoded
2429 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2430 * config/rs6000/rs6000.md
2431 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2432 the instruction would have been microcoded on the Cell. Set
2433 cell_micro to always on unnamed patterns for the string instructions.
2434 (cell_micro): Update definition, remove load/store conditional
2436 (sign_extend:DI): Define new pattern for non microcoded version.
2437 (sign_extend:SI): Likewise.
2438 (compare (div:P)): Set cell_micro to not.
2439 (andsi3): Define as an expand.
2440 (andsi3_mc): New pattern.
2441 (andsi3_nomc): New pattern.
2442 (andsi3_internal0_nomc): New pattern.
2443 (andsi3_internal2): Rename to ...
2444 (andsi3_internal2_mc): this and enable iff generating microcode.
2445 (andsi3_internal3): Rename to ...
2446 (andsi3_internal3_mc): this and enable iff generating microcode.
2447 (andsi3_internal4): Enable iif generating microcode.
2448 (andsi3_internal5): Rename to ..
2449 (andsi3_internal5_mc): this and enable iff generating microcode.
2450 (andsi3_internal5_nomc): New pattern.
2451 (extzvdi_internal1): Enable iff generating microcode.
2452 (extzvdi_internal2): Likewise.
2453 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2454 (anddi3): Change to expand.
2455 (anddi3_mc): Rename from anddi3.
2456 (anddi3_no_mc): New pattern.
2457 (anddi3_internal2): Rename to ..
2458 (anddi3_internal2_mc): this and enable iff generating microcode.
2459 (anddi3_internal2_nomc): New pattern.
2460 (anddi3_internal3): Rename to ..
2461 (anddi3_internal3_mc): this and enable iff generating microcode.
2462 (anddi3_internal3_nomc): New pattern.
2463 (movti_string): Set cell_micro to always if TARGET_STRING.
2464 (stmsi8): Set cell_micro to always.
2470 (stmsi8_power): Likewise.
2471 (stmsi7_power): Likewise.
2472 (stmsi6_power): Likewise.
2473 (stmsi5_power): Likewise.
2474 (stmsi4_power): Likewise.
2475 (stmsi3_power): Likewise.
2476 (movsi_update2): Enable iff generating microcode.
2477 (movhi_update3): Likewise.
2478 (lmw): Set cell_micro to always.
2480 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2482 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2483 * config/s390/s390.c (machine_function): Remove
2484 decomposed_literal_pool_addresses_ok_p.
2485 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2486 the difference of two labels.
2487 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2488 (s390_pool_offset): New function.
2489 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2490 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2492 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2494 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2495 (powerpc*-*-linux-gnu*): Describe.
2496 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2497 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2498 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2499 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2500 config/rs6000/e500crtres32gpr.asm,
2501 config/rs6000/e500crtres64gpr.asm,
2502 config/rs6000/e500crtres64gprctr.asm,
2503 config/rs6000/e500crtrest32gpr.asm,
2504 config/rs6000/e500crtrest64gpr.asm,
2505 config/rs6000/e500crtresx32gpr.asm,
2506 config/rs6000/e500crtresx64gpr.asm,
2507 config/rs6000/e500crtsav32gpr.asm,
2508 config/rs6000/e500crtsav64gpr.asm,
2509 config/rs6000/e500crtsav64gprctr.asm,
2510 config/rs6000/e500crtsavg32gpr.asm,
2511 config/rs6000/e500crtsavg64gpr.asm,
2512 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2513 * config/rs6000/crtsavres.asm: Really remove.
2515 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2518 * c-format.c (convert_format_name_to_system_name): Use
2519 TARGET_OVERRIDES_FORMAT_INIT.
2520 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2521 * config/i386/mingw.opt: New.
2522 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2523 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2524 (ms_printf_length_specs): Removed const specifier.
2525 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2526 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2528 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2530 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2531 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2533 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2536 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2537 sure that ref has valid bb.
2539 2008-10-12 Richard Henderson <rth@redhat.com>
2542 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2543 * alias.c (value_addr_p, stack_addr_p): Remove.
2544 (nonoverlapping_memrefs_p): Remove IRA special case.
2545 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2546 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2547 * reload1.c (alter_reg): Use it.
2549 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2551 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2552 of registers instead of eax, ebx, ecx and edx. Use for loop
2553 and check register for non-zero value before the call
2554 to decode_caches_intel.
2556 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2558 PR rtl-optimization/37448
2559 * df.h: (df_ref_class): New enum.
2560 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2561 (struct df_ref): Replaced with union df_ref_d.
2562 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2563 New members of df_ref_d union.
2564 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2565 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2566 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2567 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2568 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2569 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2570 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2571 (df_scan_bb_info, df_bb_regno_first_def_find,
2572 df_bb_regno_last_def_find, df_find_def, df_find_use,
2573 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2574 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2575 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2576 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2577 Replaced struct df_ref * with df_ref.
2578 * df-scan.c (df_collection_rec, df_null_ref_rec,
2579 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2580 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2581 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2582 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2583 df_reorganize_refs_by_reg_by_reg,
2584 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2585 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2586 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2587 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2588 df_bb_refs_record, df_exit_block_uses_collect,
2589 df_record_exit_block_uses, df_reg_chain_mark,
2590 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2591 df_ref * with df_ref.
2592 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2593 df_ref_class parameter.
2594 (df_scan_problem_data): Added new pools for different types of refs.
2595 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2596 df_ref_create_structure): Processed new ref pools.
2597 (df_scan_start_dump): Added counts of refs and insns.
2598 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2599 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2600 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2601 code to pass df_ref_class down to ref creation functions.
2602 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2603 df_reg_chain_mark): Use macros to hide references to df_refs.
2604 (df_ref_chain_change_bb): Removed.
2605 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2606 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2607 Enhanced to understand df_ref union structure.
2608 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2609 all_uses_available_at, update_df, try_fwprop_subst,
2610 forward_propagate_subreg, forward_propagate_and_simplify,
2611 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2612 df_ref * with df_ref.
2613 (use_killed_between, all_uses_available_at): Use macros to hide
2614 references to df_refs.
2615 * regstat.c (regstat_bb_compute_ri,
2616 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2618 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2619 see_handle_relevant_refs, see_analyze_one_def,
2620 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2621 struct df_ref * with df_ref.
2622 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2623 global_conflicts): Replaced struct df_ref * with df_ref.
2624 * ddg.c (create_ddg_dep_from_intra_loop_link,
2625 add_cross_iteration_register_deps, build_inter_loop_deps):
2626 Replaced struct df_ref * with df_ref.
2627 (create_ddg_dep_from_intra_loop_link,
2628 add_cross_iteration_register_deps): Use macros to hide references
2630 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2631 df_ref * with df_ref.
2632 * df-core.c (df_bb_regno_first_def_find,
2633 df_bb_regno_last_def_find, df_find_def, df_find_use,
2634 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2635 debug_df_ref): Replaced struct df_ref * with df_ref.
2636 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2637 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2639 * web.c (union_defs, entry_register, replace_ref, web_main):
2640 Replaced struct df_ref * with df_ref.
2641 (union_defs, replace_ref): Use macros to hide references to df_refs.
2642 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2643 Replaced struct df_ref * with df_ref.
2644 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2645 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2646 Replaced struct df_ref * with df_ref.
2647 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2648 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2650 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2651 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2652 df_compute_accessed_bytes_strict_low_part,
2653 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2654 Replaced struct df_ref * with df_ref.
2655 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2656 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2657 df_ref * with df_ref.
2658 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2659 check_dependency, check_dependencies, record_uses): Replaced
2660 struct df_ref * with df_ref.
2661 (invariant_for_use, check_dependency): Use macros to hide
2662 references to df_refs.
2663 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2664 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2665 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2666 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2667 references to df_refs.
2668 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2670 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2671 * df-problems.c (df_rd_bb_local_compute_process_def,
2672 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2673 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2674 df_chain_remove_problem, df_chain_create_bb_process_use,
2675 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2676 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2677 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2678 df_byte_lr_simulate_artificial_refs_at_top,
2679 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2680 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2681 df_simulate_uses, df_simulate_artificial_refs_at_end,
2682 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2684 (df_chain_dump): Use macros to hide references to df_refs.
2685 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2686 df_ref * with df_ref.
2687 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2688 mark_artificial_uses, mark_reg_dependencies,
2689 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2691 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2693 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2695 (array_ref_element_size): Likewise.
2696 (array_ref_low_bound): Likewise.
2697 (array_ref_up_bound): Likewise.
2698 * expr.c (contains_packed_reference): Likewise.
2699 (array_ref_element_size): Likewise.
2700 (array_ref_low_bound): Likewise.
2701 (array_ref_up_bound): Likewise.
2702 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2703 with ARRAY_RANGE_REF.
2704 (idx_find_step): Likewise.
2705 (idx_record_use): Likewise.
2706 (strip_offset_1): Likewise.
2707 (idx_remove_ssa_names): Likewise.
2709 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2710 Andi Kleen <ak@linux.intel.com>
2712 * config/i386/cpuid.h (__cpuid_count): New defines.
2713 * config/i386/driver-i386.c (struct cache_desc): New structure.
2714 (describe_cache): Use struct cache_desc to pass cache descriptions.
2715 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2716 (detect_caches_amd): Use struct cache_desc to describe caches.
2717 (decode_caches_intel): Use struct cache_desc to pass cache
2718 descriptions. Update descriptions to match latest (rev -032,
2719 December 2007) CPUID documentation. Do not check valid bit here.
2720 Check for Xeon MP value 0x49 problems.
2721 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2722 Check valid bit before calling decode_caches_intel. Detect number
2723 of times to repeat CPUID instruction.
2724 (detect_caches_cpuid4): New function.
2725 (detect_caches_intel): Depending on max_level, call
2726 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2727 only when other methods fail to provide valid L2 cache description.
2729 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2732 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2733 it to PIC call patterns.
2734 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2735 code generation and attributes from pattern. Change peephole2 to
2736 split for noreturn case. Revise split pattern for non noreturn case.
2737 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2738 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2739 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2742 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2744 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2745 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2747 (divdf3): Reformat long line.
2749 2008-10-11 Michael J. Eager <eager@eagercon.com>
2751 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2753 (rs6000_handle_option): Process -mfpu options.
2754 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2755 (enum fpu_type_t): New.
2756 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2757 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2759 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2760 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2761 * config/rs6000/rs6000.opt (-mfpu): New.
2762 (-mxilinx-fpu): New.
2763 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2764 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2765 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2766 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2767 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2769 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2772 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2773 LO_SUM on Darwin if mode has just one unit.
2775 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2778 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2779 has been optimized out.
2781 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2783 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2784 instead of PIC_DIRECT_ADDR_P.
2785 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2786 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2787 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2788 (PIC_OFFSET_P): Rename to...
2789 (PCREL_SYMOFF_P): ...this.
2790 (PIC_DIRECT_ADDR_P): Delete.
2791 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2793 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2794 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2795 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2796 * config/sh/sh.c (print_operand): Remove CONST handling.
2797 (unspec_caller_rtx_p): Rewrite to use split_const and check
2798 the operands of UNSPEC bases.
2799 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2800 with (unspec [A B] UNSPEC_SYMOFF).
2801 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2802 UNSPEC_PCREL_SYMOFF.
2803 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2804 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2805 (UNSPEC_EXTRACT_U16): Likewise.
2806 (UNSPEC_SYMOFF): Likewise.
2807 (UNSPEC_PCREL_SYMOFF): Likewise.
2808 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2810 (movsi_const_16bit): Likewise.
2811 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2812 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2813 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2814 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2815 with (unspec [A B] UNSPEC_SYMOFF).
2816 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2817 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2818 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2819 (Csu): Likewise UNSPEC_EXTRACT_U16.
2820 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2821 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2823 2008-10-10 Stepan Kasal <skasal@redhat.com>
2825 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2826 for loop strip mining and loop blocking.
2828 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2830 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2831 vary types depending on debug info.
2833 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2835 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2836 before ensuring it's already computed.
2838 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2840 * rtl.h (locator_eq): New decl.
2841 * cfglayout.c (locator_scope): New function.
2842 (insn_scope): Use it.
2843 (locator_eq): New function.
2844 (fixup_reorder_chain): Search for last insn in src bb
2845 that has locator set or first insn in dest bb. Use
2846 locator_eq instead of == to compare locators.
2847 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2848 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2849 == to compare locators.
2851 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2853 * gimple-low.c (lower_function_body, lower_gimple_return,
2854 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2855 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2856 goto_block on edges if goto_locus is known.
2859 * tree.h (get_object_alignment): Declare.
2860 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2861 get_object_alignment if needed.
2862 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2864 (get_object_alignment): ... here. New function. Try harder to
2865 determine alignment from get_inner_reference returned offset.
2867 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2869 * graphite.c (gloog): Don't call find_unreachable_blocks
2870 before delte_unreachable_blocks.
2872 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2873 goto_locus of true_edge into RTL locator.
2875 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2877 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2878 (*jcc_btdi_mask_rex64): Ditto.
2880 (*jcc_btsi_mask): Ditto.
2881 (*jcc_btsi_1): Ditto.
2882 (*jcc_btsi_mask_1): Ditto.
2884 2008-10-08 Paul Brook <paul@codesourcery.com>
2886 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2887 compatible profiler (__gnu_mcount_nc).
2888 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2890 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2892 * config/i386/i386.c (initial_ix86_tune_features): Add
2893 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2894 * config/i386/i386.h (ix86_tune_indices): Likewise.
2895 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2897 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2898 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2899 for FP to FP splitters.
2901 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2903 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2906 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2910 PR rtl-optimization/37341
2911 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2912 to ORIG_BB, pass through ORIG_BB recursively.
2913 (cse_condition_code_reg): Adjust caller.
2915 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2917 * sdbout.c (sdbout_one_type): Treat the value type
2918 CONST_DECL for enumerals.
2920 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2922 * config/i386/i386.md: Remove trailing white spaces.
2924 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2926 PR rtl-optimization/37448
2927 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2928 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2930 (struct output_info) [count]: Renamed total_created and made
2932 (struct output_info) [size]: Renamed total_allocated and made
2934 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2935 Properly keep track of desc->size.
2936 (print_statistics, dump_alloc_pool_statistics): Enhance the
2937 printing of statistics to print the number of elements and to use
2940 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2943 * opts.h (CL_SAVE): Move up to flags range.
2944 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2945 CL_COMMON): Renumber.
2946 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2947 * opts.c (common_handle_option): Revert last change.
2949 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2951 * config/i386/i386-protos.h (ix86_schedule): New.
2953 * config/i386/i386.c (ix86_schedule): New.
2954 (override_options): Add schedule to processor_alias_table. Set
2955 ix86_schedule from the schedule field in processor_alias_table.
2956 (ix86_function_specific_save): Save ix86_schedule.
2957 (ix86_function_specific_restore): Restore ix86_schedule.
2959 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2960 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2963 * config/i386/i386.opt: Add schedule.
2965 * config/i386/ppro.md: Remove generic32.
2967 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2970 * expr.c (count_type_elements): Handle ERROR_MARK.
2972 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2977 * basic-block.h (struct edge_def): Add goto_block field.
2978 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2979 one insn with locus corresponding to edge's goto_locus if !optimize.
2980 * profile.c (branch_prob): Copy edge's goto_block.
2981 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2983 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2984 locator in between the merged basic blocks if !optimize and needed.
2985 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2986 goto_locus into RTL locator. For unconditional jump use that
2987 locator for the jump insn.
2988 (expand_gimple_cond): Convert goto_block and goto_locus into
2989 RTL locator for all remaining edges. For unconditional jump
2990 use that locator for the jump insn.
2991 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2992 there is more than one edge or insn locator along the forwarding
2993 edges and !optimize. If there is just one, set e->goto_locus.
2994 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2996 (move_block_to_fn): Adjust edge's goto_block.
2998 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3001 * expmed.c (expand_mult): Properly check DImode constant in
3004 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3007 * dwarf2out.c (common_block_die_table): New variable.
3008 (common_block_die_table_hash, common_block_die_table_eq): New
3010 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3011 COMMON block in the current scope rather than globally. Optimize
3012 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3013 DW_OP_addr SYMBOL_REF+off.
3015 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3017 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3018 Return true for non-addressable GIMPLE operands.
3020 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3023 * config/i386/i386.c (initial_ix86_tune_features): Remove
3024 X86_TUNE_USE_BIT_TEST.
3025 * config/i386/i386.h (ix86_tune_indices): Likewise.
3026 (TARGET_USE_BIT_TEST): Removed.
3028 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3030 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3032 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3034 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3035 (mul<mode>3_mul3): ... into this new template.
3037 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3039 * gimplify.c (gimplify_arg): Add location argument. Use it.
3040 (gimplify_call_expr): Pass location to gimplify_arg.
3041 (gimplify_modify_expr_to_memcpy): Same.
3042 (gimplify_modify_expr_to_memset): Same.
3044 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3046 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3047 Update calls to build_unary_op and build_indirect_ref for location
3050 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3053 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3054 * c-typeck.c (array_to_pointer_conversion): Pass location to
3056 (function_to_pointer_conversion): Use error_at and warning_at.
3057 (build_indirect_ref): Same.
3058 (build_array_ref): Pass location to build_binary_op.
3059 (parser_build_unary_op): Do not set location after calling
3061 (build_unary_op): Add location argument. Use it throughout. Set
3062 EXPR_LOCATION before returning new tree.
3063 (build_modify_expr): Same.
3064 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3066 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3067 build_indirect_ref, build_modify_expr.
3068 (c_finish_omp_for): Same. Use error_at instead of error.
3069 * c-common.c (c_common_truthvalue_conversion): Pass location to
3071 (warn_for_div_by_zero): Add location argument.
3072 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3073 build_unary_op, warn_for_div_by_zero.
3074 * c-parser.c (c_parser_typeof_specifier): Use
3075 protected_set_expr_location.
3076 (c_parser_statement_after_labels): Same.
3077 (c_parser_condition): Same.
3078 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3079 (c_parser_conditional_expression): Use protected_set_expr_location.
3080 (c_parser_unary_expression): Pass location to build_indirect_ref.
3081 (c_parser_postfix_expression_after_primary): Pass location to
3082 build_indirect_ref, build_unary_op.
3083 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3085 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3087 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3088 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3089 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3091 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3092 (mips_issue_rate): Handle PROCESSOR_R10000.
3093 * config/mips/mips.md (cpu): Add r10000.
3095 * config/mips/10000.md: New file.
3097 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3099 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3100 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3101 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3103 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3105 * config/darwin-protos.h (machopic_function_base_name): Delete.
3106 (machopic_function_base_sym): Likewise.
3107 (machopic_gen_offset): Declare.
3108 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3109 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3110 * config/darwin.c (machopic_function_base_name): Delete.
3111 (machopic_function_base_sym): Likewise.
3112 (gen_pic_offset): Rename to...
3113 (machopic_gen_offset): ...this and remove the pic_base argument.
3114 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3115 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3116 crtl->uses_pic_offset_table.
3117 (machopic_indirect_data_reference): Use new machopic_gen_offset
3119 (machopic_legitimize_pic_address): Likewise.
3120 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3122 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3123 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3124 * config/i386/i386.c (output_set_got): Likewise.
3125 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3127 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3128 (legitimate_address_p): Likewise.
3129 (output_pic_addr_const): Likewise.
3130 (output_addr_const_extra): Likewise.
3131 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3132 match an UNSPEC rather than a MINUS.
3133 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3134 (builtin_setjmp_receiver): Use machopic_gen_offset.
3135 * config/i386/predicates.md (pic_symbolic_operand): Handle
3136 UNSPEC_MACHOPIC_OFFSET.
3138 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3139 Use machopic_gen_offset and machopic_operand_p.
3140 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3141 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3142 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3143 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3144 Set crtl->uses_pic_offset_table.
3146 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3148 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3150 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3151 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3152 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3153 (constant_pool_expr_p): Use split_const and check the base.
3154 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3156 (legitimate_constant_pool_address_p): Check toc_relative_p
3157 instead of constant_pool_expr_p.
3158 (print_operand_address): Always use output_addr_const for
3159 constant pool addresses.
3160 (rs6000_output_addr_const_extra): New function.
3161 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3163 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3167 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3168 (mark_ref_live, mark_ref_dead): Use them.
3169 (def_conflicts_with_inputs_p): Remove.
3170 (mark_early_clobbers): New function.
3171 (process_bb_node_lives): Call preprocess_constraints and
3172 mark_early_clobbers.
3174 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3176 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3178 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3179 lib with -mthread switch.
3181 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3184 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3185 function in two, making it call a new and reusable
3186 dwarf2out_imported_module_or_decl() that takes the containing
3187 BLOCK of the declaration in argument.
3188 (dwarf2out_imported_module_or_decl_real): New function.
3189 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3190 IMPORTED_DECL in account.
3191 * tree.def: Added IMPORTED_DECL node type.
3192 * tree.h: Added accessors for IMPORTED_DECL nodes.
3193 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3195 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3197 * doc/gimple.texi: Fix some typos, wrap some long lines,
3198 fix some broken wraps with continuations.
3199 * tree-ssa-reassoc.c: Fix comment typos.
3201 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3204 * pa.c (legitimize_pic_address): Force function labels to memory in
3207 2008-10-04 Anton Blanchard <anton@samba.org>
3209 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3210 (rs6000_split_atomic_op): Same.
3211 (rs6000_split_compare_and_swap): Same.
3212 (rs6000_split_compare_and_swapqhi): Same.
3214 2008-10-04 Richard Guenther <rguenther@suse.de>
3216 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3217 instead of pointer equality.
3218 (vn_nary_op_eq): Likewise.
3220 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3222 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3224 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3225 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3227 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3229 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3230 Revert previous change.
3232 2008-10-03 Tom Tromey <tromey@redhat.com>
3234 * stringpool.c (ggc_alloc_string): Terminate string.
3236 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3238 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3239 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3240 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3243 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3246 2008-10-03 Pascal Obry <obry@adacore.com>
3248 * gcov.c (create_file_names): Properly handle UNIX and DOS
3249 directory separators.
3250 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3251 separator to '~' to ensure clean filenames on Windows.
3253 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3255 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3256 Add a null terminator to the stripped name.
3258 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3260 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3261 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3262 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3263 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3264 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3265 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3266 TARGET_SINGLE_FLOAT.
3268 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3270 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3272 2008-10-02 Richard Guenther <rguenther@suse.de>
3275 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3276 and VECTOR_TYPE recurse with useless_type_conversion_p which
3277 properly handles void pointer conversion.
3279 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3282 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3283 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3285 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3287 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3288 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3289 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3290 they translate to non builtins.
3291 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3292 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3293 __builtin_vec_promote, __builtin_vec_extract, and
3294 __builtin_vec_insert.
3295 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3296 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3297 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3298 * config/rs6000/altivec.h (vec_extract): Define
3299 (vec_insert): Define.
3300 (vec_splats): Define.
3301 (vec_promote): Define.
3303 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3304 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3305 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3307 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3309 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3310 prototype. Add new parameter, blk.
3311 Use BLKmode for the MEM if blk is true.
3312 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3313 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3314 ALTIVEC_BUILTIN_STVRXL.
3315 Update usage of altivec_expand_lv_builtin.
3316 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3317 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3318 (altivec_init_builtins): If compiling for the Cell, also define the
3320 * config/rs6000/rs6000.h (rs6000_builtins): Define
3321 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3322 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3323 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3324 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3325 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3326 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3327 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3328 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3329 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3330 UNSPEC_STVRX, and UNSPEC_STVRXL.
3331 (altivec_lvlx): New pattern.
3332 (altivec_lvlxl): New pattern.
3333 (altivec_lvrx): New pattern.
3334 (altivec_lvrxl): New pattern.
3335 (altivec_stvlx): New pattern.
3336 (altivec_stvlxl): New pattern.
3337 (altivec_stvrx): New pattern.
3338 (altivec_stvrxl): New pattern.
3339 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3340 (vec_lvlxl): Likewise.
3341 (vec_lvrx): Define if PPU is defined.
3342 (vec_lvrxl): Likewise.
3343 (vec_stvlx): Define if PPU is defined.
3344 (vec_stvlxl): Likewise.
3345 (vec_stvrx): Define if PPU is defined.
3346 (vec_stvrxl): Likewise.
3348 2008-10-01 Geert Bosch <bosch@adacore.com>
3350 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3352 2008-10-01 Richard Guenther <rguenther@suse.de>
3354 PR tree-optimization/37617
3355 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3356 do not add to the NEW_SETS.
3358 2008-10-01 Richard Guenther <rguenther@suse.de>
3361 * tree-vrp.c (execute_vrp): If we optimized away the default
3362 case make sure to promote the label that got in place of it
3363 to a default case label.
3365 2008-10-01 Richard Henderson <rth@redhat.com>
3368 * tree-complex.c (set_component_ssa_name): Don't optimize
3369 is_gimple_min_invariant values with ssa_names in abnormal phis.
3371 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3373 PR tree-optimization/37662
3374 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3375 commutative binary operation if they are in the wrong order and
3376 fold_build2 produces non-GIMPLE.
3378 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3380 PR tree-optimization/37662
3381 PR tree-optimization/37663
3382 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3383 get_value_range with non-SSA_NAME. Don't assert operands have been
3384 folded, instead just bail out.
3386 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3388 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3390 2008-09-30 Richard Guenther <rguenther@suse.de>
3393 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3394 build restrict-qualified pointers.
3395 (vectorizable_store): Move alias check later.
3396 (vectorizable_load): Likewise.
3398 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3400 * c-common.c (empty_if_body_warning): Remove.
3401 * c-common.h (empty_if_body_warning): Remove.
3402 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3403 here the -Wempty-body warning for `if' and `else' statements.
3404 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3406 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3408 * config/i386/i386.opt: Add msse2avx.
3410 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3411 * config/i386/linux64.h (ASM_SPEC): Likewise.
3413 * doc/invoke.texi: Document -msse2avx.
3415 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3417 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3419 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3421 * ifcvt.c (noce_emit_store_flag): If using condition from original
3422 jump, reverse it if if_info->cond was reversed.
3424 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3426 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3427 non-constant memory if it cannot be forced to constant memory.
3428 Overhaul surrounding code and factor out common condition.
3430 2008-09-29 Jeff Law <law@redhat.com>
3432 * reload1.c (alter_reg): Add missing curly braces.
3434 2008-09-29 Michael J. Eager <eager@eagercon.com>
3436 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3438 * config/rs6000/rs6000.c (rs6000_override_options): Move
3439 rs6000_init_hard_regno_mode_ok after all options changed.
3440 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3441 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3442 -msimple-fpu flags. Add warning messages if single FP not configured.
3443 (rs6000_file_start): Output gnu_attribute for single-float.
3444 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3445 (rs6000_legitimize_address): Likewise.
3446 (rs6000_legitimize_reload_address): Likewise.
3447 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3448 TARGET_SINGLE_FLOAT.
3449 (function_arg_advance): Likewise (partial conversion).
3450 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3451 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3452 TARGET_SINGLE_FLOAT.
3453 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3454 (rs6000_emit_prologue): Likewise.
3455 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3456 TARGET_SINGLE_FLOAT.
3457 (rs6000_libcall_value): Likewise.
3458 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3459 (TARGET_DOUBLE_FLOAT): New default to 1
3460 (TARGET_SIMPLE_FPU): New default to 0
3461 (TARGET_SINGLE_FPU): New default to 0
3462 (TARGET_SINGLE_FLOAT_MODE): New.
3463 (TARGET_DOUBLE_FLOAT_MODE): New.
3464 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3465 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3467 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3468 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3469 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3470 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3471 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3472 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3473 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3474 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3475 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3476 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3477 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3478 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3479 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3480 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3481 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3482 cmptf_internal1, *cmptf_internal2): Condition on
3483 TARGET_DOUBLE_FLOAT.
3484 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3485 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3486 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3487 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3488 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3489 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3490 TARGET_SINGLE_FLOAT.
3491 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3492 * config/rs6000/rs6000.opt (-msingle-float): New.
3493 (-mdouble-float): New.
3494 (-msimple-fpu): New.
3495 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3496 -msingle-float, -mdouble-float, -msimple-fpu options.
3497 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3498 _SOFT_DOUBLE for -msingle-float.
3499 * config.gcc: New config for target=powerpc-xilinx-eabi.
3501 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3503 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3504 have exit and entry.
3505 (new_scop): Take entry and exit edge to define new SCoP.
3506 (sd_region_p): New structure used during SCoP detection.
3507 (move_scops): Delete.
3508 (move_sd_regions): New.
3509 (scopdet_info): Change the definition from edges back to basic_blocks.
3510 (scopdet_edge_info): Work on basic_blocks and rename to
3511 scopdet_basic_block_info.
3512 (split_difficult_bb): At the moment removed. We should later
3513 add it at another place.
3514 (build_scops_1): Work on basic_blocks.
3515 (bb_in_sd_region): New.
3516 (find_single_entry_edge): New.
3517 (find_single_exit_edge): New.
3518 (create_single_entry_edge): New.
3519 (sd_region_without_exit): New.
3520 (create_single_exit_edge): New.
3521 (unmark_exit_edges): New.
3522 (mark_exit_edges): New.
3523 (create_sese_edges): New.
3524 (build_graphite_scops): New.
3525 (build_scops): Make SCoPs SESE.
3526 (limit_scops): Use the new functions.
3528 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3530 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3532 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3535 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3536 address to a register before taking the lower part.
3538 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3540 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3543 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3544 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3547 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3548 the newly created variable.
3549 Create a VECTOR_CST of all 1s for vector types.
3551 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3554 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3556 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3558 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3559 order to convert between modes.
3560 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3562 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3564 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3567 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3570 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3574 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3576 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3577 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3578 them to yield false with MIPS16.
3580 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3583 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3584 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3585 mem_loc_descriptor failed. Accept UNSPEC.
3586 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3587 fail if one of the loc_descriptor calls for pieces failed.
3588 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3589 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3590 if loc_descriptor_from_tree_1 on offset failed.
3593 * opts.c (common_handle_option): Don't call print_specific_help with
3594 CL_SAVE as first argument.
3596 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3597 Steve Ellcey <sje@cup.hp.com>
3599 * configure: Regenerate for new libtool.
3600 * aclocal.m4: Ditto.
3602 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3604 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3605 alias set on MEM when saving stack pointer.
3606 * config/rs6000/rs6000.md (allocate_stack): Likewise
3608 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3610 PR tree-optimization/37574
3611 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3612 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3613 instead of vector_type for constants. Take computation out of loop.
3614 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3615 and use only vector_type for invariant case.
3616 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3618 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3621 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3622 the decl is a VAR_DECL or FUNCTION_DECL.
3624 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3627 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3628 (mark_ref_live, mark_ref_dead): Use them.
3629 (def_conflicts_with_inputs_p): Remove.
3630 (mark_early_clobbers): New function.
3631 (process_bb_node_lives): Call preprocess_constraints and
3632 mark_early_clobbers.
3634 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3636 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3639 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3640 (ira_compress_allocno_live_ranges): New prototype.
3642 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3643 (coalesced_allocnos_living_at_program_points): New.
3644 (coalesced_allocnos_live_at_points_p,
3645 set_coalesced_allocnos_live_points): New functions.
3646 (coalesce_spill_slots): Rewrite.
3648 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3649 ira_compress_allocno_live_ranges): New functions.
3651 * ira-build.c (ira_flattening): Call
3652 ira_compress_allocno_live_ranges.
3655 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3657 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3660 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3662 * combine.c (make_compound_operation): Handle the 'E' format.
3663 (count_rtxs): Likewise.
3664 (update_table_tick): Likewise.
3665 (get_last_value_validate): Likewise.
3667 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3669 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3671 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3673 * matrix-reorg.c (transform_allocation_sites): Initializers
3674 added to avoid the warning.
3676 2008-09-25 Martin Jambor <mjambor@suse.cz>
3678 * cgraph.c (free_nodes): New variable.
3679 (NEXT_FREE_NODE): New macro.
3680 (cgraph_create_node): Reuse nodes from the free list. Do not
3681 update uid if doing so.
3682 (cgraph_remove_node): Add the node to the free list.
3684 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3686 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3688 2008-09-24 Richard Henderson <rth@redhat.com>
3690 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3691 * unwind-dw2.c (execute_stack_op): Handle it.
3693 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3696 2008-09-24 Michael J. Eager <eager@eagercon.com>
3698 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3700 * c-common.c (fname_decl): New location argument.
3701 * c-common.h (fname_decl): Same.
3702 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3704 (c_parser_typeof_specifier): Same.
3705 (c_parser_parms_list_declarator): Same.
3706 (c_parser_asm_string_literal): Same.
3707 (c_parser_compound_statement_nostart): Same.
3708 (c_parser_label): Same.
3709 (c_parser_do_statement): Same.
3710 (c_parser_asm_statement): Same.
3711 (c_parser_unary_expression): Same.
3712 (c_parser_sizeof_expression): Same.
3713 (c_parser_postfix_expression): Same.
3714 (c_parser_pragma): Same.
3715 (c_parser_omp_clause_collapse): Same.
3716 (c_parser_omp_clause_num_threads): Same.
3717 (c_parser_omp_clause_schedule): Same.
3718 (c_parser_omp_all_clauses): Same.
3719 (c_parser_omp_sections_scope): Same.
3720 (c_parser_omp_for_loop): Same. Pass condition's location to
3721 c_objc_common_truthvalue_conversion.
3722 (c_parser_enum_specifier): Remove comment.
3724 2008-09-24 Michael J. Eager <eager@eagercon.com>
3726 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3728 * config/rs6000/rs6000.c (rs6000_override_options): Move
3729 rs6000_init_hard_regno_mode_ok after all options changed.
3730 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3731 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3732 -msimple-fpu flags. Add warning messages if single FP not configured.
3733 (rs6000_file_start): Output gnu_attribute for single-float.
3734 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3735 (rs6000_legitimize_address): Likewise.
3736 (rs6000_legitimize_reload_address): Likewise.
3737 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3738 TARGET_SINGLE_FLOAT.
3739 (function_arg_advance): Likewise.
3740 (function_arg): Likewise.
3741 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3742 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3743 TARGET_SINGLE_FLOAT.
3744 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3745 (rs6000_emit_prologue): Likewise.
3746 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3747 TARGET_SINGLE_FLOAT.
3748 (rs6000_libcall_value): Likewise.
3749 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3750 (TARGET_DOUBLE_FLOAT): New default to 1
3751 (TARGET_SIMPLE_FPU): New default to 0
3752 (TARGET_SINGLE_FPU): New default to 0
3753 (TARGET_SINGLE_FLOAT_MODE): New.
3754 (TARGET_DOUBLE_FLOAT_MODE): New.
3755 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3756 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3758 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3759 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3760 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3761 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3762 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3763 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3764 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3765 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3766 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3767 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3768 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3769 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3770 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3771 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3772 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3773 cmptf_internal1, *cmptf_internal2): Condition on
3774 TARGET_DOUBLE_FLOAT.
3775 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3776 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3777 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3778 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3779 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3780 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3781 TARGET_SINGLE_FLOAT.
3782 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3783 * config/rs6000/rs6000.opt (-msingle-float): New.
3784 (-mdouble-float): New.
3785 (-msimple-fpu): New.
3786 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3787 -msingle-float, -mdouble-float, -msimple-fpu options.
3788 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3789 _SOFT_DOUBLE for -msingle-float.
3790 * config.gcc: New config for target=powerpc-xilinx-eabi.
3792 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3794 * config/sparc/constraints.md: New file.
3795 * config/sparc/sparc.md: Include it.
3796 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3797 (sparc_extra_constraint_check): Delete.
3798 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3799 (memory_ok_for_ldd): New predicate.
3800 (sparc_extra_constraint_check): Delete.
3801 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3802 (CONST_OK_FOR_LETTER_P): Likewise.
3803 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3804 (EXTRA_CONSTRAINT): Likewise.
3806 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3808 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3810 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3812 * alias.c (find_base_value): Use FIND_BASE_TERM.
3813 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3815 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3817 * config/i386/i386.c: Include cselib.h.
3818 (ix86_pic_register_p): New function.
3819 (ix86_delegitimize_address): Use it to check for the PIC register.
3821 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3823 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3824 * config/i386/i386.c (ix86_find_base_term): Don't check for
3825 SYMBOL_REF and LABEL_REF.
3827 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3829 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3830 constant PLUS in a CONST.
3832 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3834 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3835 check for sibcall support for w64.
3837 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3839 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3841 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3843 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3844 parser_build_binary_op.
3845 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3846 * c-typeck.c (build_array_ref): Same.
3847 (parser_build_unary_op): New location argument.
3848 (pointer_diff): Pass location to build_binary_op,
3849 c_objc_common_truthvalue_conversion.
3850 (build_modify_expr): Same.
3851 (build_unary_op): New location argument.
3852 (build_binary_op): New location argument.
3853 (c_objc_common_truthvalue_conversion): Pass location to
3854 c_*common_truthvalue_conversion.
3855 * c-convert.c (convert): Same.
3856 * c-common.c (binary_op_error): New location argument.
3857 (pointer_int_sum): Pass location to build_binary_op.
3858 (c_common_truthvalue_conversion): New location argument.
3859 (warn_for_sign_compare): Same.
3860 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3861 binary_op_error, build_binary_op, warn_for_sign_compare.
3862 * c-parser.c (c_parser_condition): Pass location to
3863 c_*common_truthvalue_conversion.
3864 (c_parser_conditional_expression): Save condition's location and pass
3866 (c_parser_binary_expression): Same, but for the binary operator's
3868 (c_parser_omp_for_loop): Pass location to
3869 c_objc_common_truthvalue_conversion.
3871 2008-09-23 Martin Jambor <mjambor@suse.cz>
3873 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3874 (cgraph_node_remove_callees): New temporary f. Hold the next item
3876 (cgraph_node_remove_callers): Likewise.
3878 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3879 (ipa_node_removal_hook): Likewise.
3881 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3882 gimple_call_copy_skip_args and moved to the gimple_call section.
3883 * gimple.c (gimple_copy_call_skip_args): Renamed to
3884 gimple_call_copy_skip_args. Changed al users.
3886 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3888 * ira-color.c (start_allocno_priorities): Rename to
3889 setup_allocno_priorities. Use costs and
3890 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3891 range lengths. Get rid off doubles.
3892 (ira_fast_allocations): Call start_allocno_priorities.
3894 2008-09-22 David Daney <ddaney@avtrex.com>
3897 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3898 register if TARGET_LONG_CALLS.
3900 2008-09-22 Richard Guenther <rguenther@suse.de>
3902 PR tree-optimization/37145
3903 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3904 value-numbering union accesses with their offset and size only.
3905 (visit_reference_op_load): Fix simplification of inserted conversions.
3906 * tree-ssa-pre.c (find_or_generate_expression): Do not
3907 recursively generate expressions if running FRE.
3909 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3911 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3912 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3915 2008-09-22 Richard Guenther <rguenther@suse.de>
3917 PR tree-optimization/37145
3918 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3919 (phi_translate_1): Constant fold references.
3921 2008-09-22 Ira Rosen <irar@il.ibm.com>
3923 PR tree-optimization/37482
3924 * tree-vectorizer.h (struct _slp_instance): Add new field.
3925 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3926 (get_earlier_stmt): New function.
3927 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3929 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3930 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3931 asserts that GSI points to the scalar statement being vectorized.
3932 Set new statement location according to GSI.
3933 (vect_schedule_slp_instance): Use GSI of
3934 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3936 2008-09-21 Jan Hubicka <jh@suse.cz>
3938 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3939 (ipcp_insert_stage): Update dead_nodes bitmap.
3941 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3944 * config/i386/t-cygming (SHLIB_LC): Remove.
3945 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3946 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3948 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3952 * final.c (mark_symbol_ref_as_used): New helper function.
3953 (output_operand): Instead of just looking inside MEMs for
3954 SYMBOL_REFs, use new helper function and for_each_rtx.
3955 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3956 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3957 Make head comment more general.
3958 * config/darwin.c (machopic_output_indirection): Handle weak
3959 references here, like in assemble_external.
3961 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3963 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3964 (sparc_emit_float_lib_cmp): Change return type.
3965 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3966 (gen_compare_operator): New function.
3967 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3968 the comparison sequence. Minor tweaks.
3969 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3970 that the final operator and the result of sparc_emit_float_lib_cmp
3971 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3972 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3973 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3974 result of sparc_emit_float_lib_cmp match for software TFmode.
3975 (movqicc, movhicc, movsicc, movdicc): Merge into...
3976 (mov<I:mode>cc): ...this.
3977 (movsfcc, movdfcc, movtfcc): Merge into...
3978 (mov<F:mode>cc): ...this.
3979 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3981 (mov<I:mode>_cc_v9): ...this.
3982 (movdi_cc_sp64_trunc): Delete.
3983 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3984 movdi_cc_reg_sp64): Merge into...
3985 (mov<I:mode>_cc_reg_sp64): ...this.
3986 (movsf_cc_sp64): Rename into...
3987 (movsf_cc_v9): ...this.
3988 (movdf_cc_sp64): Rename into...
3989 (movdf_cc_v9): ...this.
3990 (movtf_cc_hq_sp64): Rename into...
3991 (movtf_cc_hq_v9): ...this.
3992 (movtf_cc_sp64): Rename into...
3993 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3995 2008-09-21 Diego Novillo <dnovillo@google.com>
3997 * doc/gccint.texi: Include generic.texi and gimple.texi.
3999 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4000 (GIMPLE): Move to gimple.texi.
4001 (Annotations): Remove references to to stmt_ann_t and
4003 (SSA Operands): Rename from 'Statement Operands'.
4004 * doc/generic.texi: New.
4005 * doc/gimple.texi: New.
4006 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4007 * Makefile.in (TEXI_GCCINT_FILES):
4008 * gimple.c (gimple_copy_call_skip_args): Rename from
4009 giple_copy_call_skip_args. Update all users.
4010 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4012 2008-09-21 Ira Rosen <irar@il.ibm.com>
4014 PR tree-optimization/37539
4015 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4016 statement in related statement field only for the first load of the
4017 group of loads with the same data reference.
4019 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4021 * config/mips/mips.h (TUNE_OCTEON): New macro.
4022 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4023 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4024 * config/mips/octeon.md: New file.
4025 * config/mips/mips.md: Include octeon.md. Restore
4026 semi-alphabetical order of include files.
4028 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4031 * config/i386/i386.md (*jcc_fused_1): Removed.
4032 (*jcc_fused_2): Likewise.
4033 (*jcc_fused_3): Likewise.
4034 (*jcc_fused_4): Likewise.
4036 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4038 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4039 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4040 * target.h (gcc_target): Add ira_cover_classes.
4041 * ira.c: Remove IRA_COVER_CLASSES guards.
4042 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4043 instead of IRA_COVER_CLASSES.
4044 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4045 (setup_class_translate): Likewise.
4046 (setup_reg_class_intersect_union): Likewise.
4047 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4048 test of targetm.ira_cover_classes.
4049 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4050 of IRA_COVER_CLASSES.
4051 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4052 (TARGET_INITIALIZER): Include it.
4053 * targhooks.h (default_ira_cover_classes): Declare.
4054 * targhooks.c (default_ira_cover_classes): New function.
4056 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4058 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4060 2008-09-19 Ian Lance Taylor <iant@google.com>
4062 * varasm.c (narrowing_initializer_constant_valid_p): Return
4063 NULL_TREE if ENDTYPE is not an integer.
4065 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4068 * tree-ssa.c (execute_update_addresses_taken): Also update
4069 DECL_GIMPLE_REG_P for vector and complex types.
4071 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4072 Jan Hubicka <jh@suse.cz>
4075 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4076 empty before freeing them.
4077 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4079 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4081 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4082 * config/xtensa/predicates.md (tls_symbol_operand): New.
4083 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4084 (TARGET_CANNOT_FORCE_MEM): Define.
4085 (xtensa_tls_symbol_p): New.
4086 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4087 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4088 (xtensa_tls_module_base): New.
4089 (xtensa_call_tls_desc): New.
4090 (xtensa_legitimize_tls_address): New.
4091 (xtensa_legitimize_address): Handle TLS symbols.
4092 (xtensa_tls_referenced_p_1): New.
4093 (xtensa_tls_referenced_p): New.
4094 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4096 (XTENSA_BUILTIN_THREAD_POINTER): New.
4097 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4098 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4099 builtin. Add declarations for __builtin_thread_pointer and
4100 __builtin_set_thread_pointer.
4101 (xtensa_fold_builtin): Recognize new builtins.
4102 (xtensa_expand_builtin): Expand new builtins.
4103 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4104 (TARGET_THREADPTR): Define.
4105 (HAVE_AS_TLS): Define default value.
4106 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4107 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4108 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4109 (UNSPECV_SET_TP): New.
4110 (sym_TPOFF, sym_DTPOFF): New.
4111 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4112 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4113 * configure: Regenerated.
4115 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4118 * config/ia64/ia64.c (ia64_optimization_options): Move
4119 checking and setting flag_schedule_insns_after_reload and
4120 ia64_flag_schedule_insns2 back to ...
4121 (ia64_override_options): Here.
4123 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4126 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4127 zero extend count after the correction to it is done.
4128 (doloop_optimize): Update call to doloop_modify, don't zero extend
4131 2008-09-18 Martin Jambor <mjambor@suse.cz>
4133 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4135 * ipa-prop.c: Correct comments.
4136 * ipa-prop.h: Likewise.
4138 2008-09-18 Jan Hubicka <jh@suse.cz>
4141 * ipa-reference.c (ipa_reference_local_vars_info_d,
4142 ipa_reference_global_vars_info_d,
4143 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4144 ipa_reference_vars_info_t): Move here from ipa-reference.h
4145 (node_duplication_hook_holder, node_removal_hook_holder): New.
4146 (get_reference_vars_info_from_cgraph): Rename to ...
4147 (get_reference_vars_info): ... this one, use cgraph uids.
4148 (get_local_reference_vars_info, get_global_reference_vars_info):
4149 Use cgraph instead of decl.
4150 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4152 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4153 ipa_reference_get_written_global,
4154 ipa_reference_get_not_written_global): Use cgraph argument.
4155 (check_call): Simplify avail check.
4156 (scan_stmt_for_static_refs): Update.
4157 (propagate_bits): Update.
4158 (merge_callee_local_info): Remove.
4159 (init_function_info): Use cgraph nodes.
4160 (clean_function_local_data): Break out from ...
4161 (clean_function): ... here.
4162 (copy_local_bitmap, copy_global_bitmap): New functions.
4163 (duplicate_node_data, remove_node_data): New functions.
4164 (generate_summary): Register hooks; use visibility instead of
4166 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4167 * ipa-reference.h (ipa_reference_local_vars_info_d,
4168 ipa_reference_global_vars_info_d,
4169 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4170 ipa_reference_vars_info_t): Move to ipa-reference.c
4171 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4173 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4174 ipa_reference_get_not_read_global,
4175 ipa_reference_get_not_written_global): Update prototype.
4176 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4177 (init_state): Remove.
4178 (node_duplication_hook_holder, node_removal_hook_holder): New.
4179 (get_function_state, set_function_state): Use VECtor.
4180 (analyze_function): Check body availability.
4181 (add_new_function): Likewise.
4182 (duplicate_node_data, remove_node_data): New.
4183 (generate_summary): Register hooks; do not care about clones.
4184 (propafate): Do not care about clones; recursive functions are
4186 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4187 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4188 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4190 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4191 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4192 Update call of ipa-reference accesors.
4194 2008-09-18 Simon Baldwin <simonb@google.com>
4196 * c-opts.c (c_common_handle_option): Add handling for
4197 -Wbuiltin-macro-redefined command line option.
4198 * c.opt: Added builtin-macro-redefined option.
4199 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4202 2008-09-18 Richard Guenther <rguenther@suse.de>
4204 PR tree-optimization/37258
4205 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4206 and signedness for integral types.
4207 (vn_phi_eq): Require compatible types.
4209 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4212 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4213 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4215 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4216 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4217 ggc_free other TREE_LIST nodes from that chain.
4218 * function.c (instantiate_decls): Instantiate also DECL_RTL
4219 of vars in cfun->local_decls, free that list afterwards.
4221 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4223 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4224 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4226 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4228 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4229 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4231 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4233 PR tree-optimization/37102
4234 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4235 from a node. Check to see if another PHI is dead.
4236 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4237 remove real PHIs which have no uses.
4238 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4240 2008-09-18 Richard Guenther <rguenther@suse.de>
4243 * tree-cfg.c (remove_useless_stmts_1): Remove
4244 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4246 2008-09-18 Nick Clifton <nickc@redhat.com>
4248 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4249 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4250 to frv_secondary_reload_class.
4251 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4252 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4253 (frv_secondary_reload_class): Omit unused parameter.
4254 (frv_secondary_reload): New function. Handle the case when
4255 secondary_reload_class() is called before the reload_(in|out)
4256 _optabs have been initialised.
4257 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4259 * config/frv/frv.md: Define an exclusion set between fr550_m0
4262 2008-09-18 Richard Guenther <rguenther@suse.de>
4264 PR tree-optimization/37456
4265 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4266 want to insert after ends a BB insert on the single fallthru
4269 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4271 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4272 Mention -march=z9-109, z9-ec and z10.
4274 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4276 PR rtl-optimization/37544
4277 * regrename.c (maybe_mode_change): Exit early when copy_mode
4278 is narrower than orig_mode and narrower than new_mode.
4280 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4283 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4285 * sched-rgn.c (ref_counts): Remove.
4286 (insn_referenced): New static variable.
4287 (INSN_REF_COUNT): Remove.
4288 (sched_run_compute_dependencies): Use insn_referenced instead of
4290 (add_branch_dependences): Likewise. Delete dead assignment.
4292 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4294 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4295 consumer is an asm. Add comment why this is important.
4296 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4297 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4299 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4301 * expr.c (emit_group_store): Do not shift before moving via a
4304 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4306 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4307 from aggregate to non-aggregate type if the bit pattern is not fully
4308 preserved afterwards.
4310 2008-09-17 Richard Guenther <rguenther@suse.de>
4312 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4313 (verify_gimple_assign): ... this. Split into ...
4314 (verify_gimple_assign_unary): ... this,
4315 (verify_gimple_assign_binary): ... that,
4316 (verify_gimple_assign_single): ... and this.
4317 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4318 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4319 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4320 (verify_types_in_gimple_reference): Be forgiving with
4322 (verify_gimple_phi): Deal with virtual operands.
4324 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4326 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4328 * tree.c (get_callee_fndecl): Don't call the language hook.
4329 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4330 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4331 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4333 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4335 * tree.c (protected_set_expr_location): Don't unnecessarily
4336 check for error_mark_node.
4338 2008-09-17 Art Haas <ahaas@impactweather.com>
4340 * ipa-reference.c (analyze_function): Declare step only if
4341 ENABLE_CHECKING is defined.
4343 2008-09-17 Jan Hubicka <jh@suse.cz>
4346 * tree.h (DECL_INLINE): remove.
4347 (DECL_DECLARED_INLINE_P): Update docs.
4348 (DECL_NO_INLINE_WARNING_P): new.
4349 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4350 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4352 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4353 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4356 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4359 2008-09-17 Jan Hubicka <jh@suse.cz>
4361 * ipa-reference.c (ipa_obstack): Remove.
4362 (local_info_obstack, global_info_obstack): New.
4363 (add_static_var): We now handle variables only.
4364 (mark_address_taken, mark_load, mark_store): New functions based on ...
4365 (check_operand): ... remove.
4366 (get_asm_stmt_operands): Rename to ...
4367 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4368 (scan_stmt_for_static_refs): Rewrite.
4369 (scan_op_for_static_refs): Rename to ...
4370 (scan_initializer_for_static_refs): do not look for VAR_DECL
4371 initializers; stop recursion on types and decls.
4372 (ipa_init): Use proper obstacks.
4373 (analyze_variable): Use scan_initializer_for_static_refs.
4374 (init_function_info): Use local obstack.
4375 (analyze_function): Simplify.
4376 (add_new_function): We don't need visited_nodes obstack.
4377 (generate_summary): Use proper obstacks; cleanup after propagation.
4379 2008-09-17 Richard Guenther <rguenther@suse.de>
4382 PR tree-optimization/37491
4383 * alias.c (get_alias_set): Use the canonical type.
4384 * tree-vect-transform.c (vectorizable_store): Use the type of
4385 the lhs for the vector type. Adjust checking.
4386 (vectorizable_load): Adjust checking.
4388 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4389 Adam Nemet <anemet@caviumnetworks.com>
4391 PR rtl-optimization/37483
4392 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4393 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4394 Rearrange code to better match the original comment. Check
4395 t_unconditional first. Improve comment.
4397 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4400 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4401 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4404 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4405 GIMPLE_TRY if cleanup sequence is empty.
4407 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4410 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4411 eliminate IV if the cost are the same.
4413 2008-09-16 Richard Guenther <rguenther@suse.de>
4416 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4419 2008-09-16 Richard Guenther <rguenther@suse.de>
4421 PR tree-optimization/37508
4422 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4424 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4426 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4428 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4430 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4431 use gen_floatdidf2 directly.
4432 (floatunssidf2): Likewise.
4433 (floatsidf_ppc64_mfpgpr): Remove.
4434 (floatsidf_ppc64): Remove.
4435 (floatunssidf_ppc64): Remove.
4437 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4439 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4440 rather than update_cost_queue.
4442 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4443 in every call starting with the second one, instead of only when
4444 alias_bitmap_obstack.elements != NULL.
4446 * tree-predcom.c (filter_suitable_components): Free all refs in
4447 act->refs vector before calling release_component.
4448 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4450 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4452 * tree-loop-linear.c (linear_transform_loops): Initialize
4453 lambda_obstack only after calling perfect_loop_nest_depth.
4454 Goto free_and_continue instead of just continue for later failures.
4457 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4460 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4462 2008-09-14 Andreas Schwab <schwab@suse.de>
4464 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4466 2008-09-14 Jan Hubicka <jh@suse.cz>
4468 * invoke.texi (-fconserve-stack): Document.
4469 * opts.c (decode_options): Handle conserve_stack.
4470 * common.opt (fconvserve_stack): New.
4472 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4474 * config.host: Add x-aix to host_xmake_file.
4475 * config/rs6000/t-aix52: Do not override LDFLAGS.
4476 * config/rs6000/x-aix: New file.
4478 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4484 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4485 is not recognized as a valid register usage. Allow REG_X to be used
4487 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4488 forces a reload when using a base register.
4490 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4492 * config/i386/cygming-crtend.c (register_frame_ctor): If
4493 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4494 directly with atexit.
4495 (deregister_frame_ctor): Rename to ...
4496 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4497 if !DEFAULT_USE_CXA_ATEXIT.
4499 2008-09-13 Jan Hubicka <jh@suse.cz>
4501 * cgraph.c: Include value-prof.h
4502 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4504 2008-09-13 Jan Hubicka <jh@suse.cz>
4507 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4508 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4509 tree_gen_one_value_profiler, tree_gen_average_profiler,
4510 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4512 2008-09-13 Jan Hubicka <jh@suse.cz>
4514 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4515 too many bytes on misalligned blocks.
4517 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4519 * doc/cfg.texi: Fix some typos.
4520 * doc/extend.texi: Likewise.
4521 * doc/install.texi: Likewise.
4522 * doc/invoke.texi: Likewise.
4523 * doc/rtl.texi: Likewise.
4524 * doc/tree-ssa.texi: Likewise.
4526 2008-09-13 Richard Guenther <rguenther@suse.de>
4529 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4530 gimple stores for memory rhs.
4532 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4534 PR rtl-optimization/37489
4535 * cse.c (fold_rtx): Don't return const_true_rtx for float
4536 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4538 2008-09-13 Jan Hubicka <jh@suse.cz>
4540 PR tree-optimization/37392
4541 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4543 2008-09-13 Martin Jambor <mjambor@suse.cz>
4544 Jan Hubicka <jh@suse.cz>
4546 * cgraph.c (free_edges): New variable.
4547 (NEXT_FREE_EDGE): New macro.
4548 (cgraph_free_edge): New function.
4549 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4550 (cgraph_node_remove_callees): Likewise.
4551 (cgraph_node_remove_callers): Likewise.
4552 (cgraph_create_edge): Reuse edges from the free list. Do not
4553 update uid if doing so.
4554 (cgraph_remove_*_hook): Add free call.
4556 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4558 * ira-color.c (conflict_allocno_vec): Delete.
4559 (update_cost_queue_elem): New structure.
4560 (update_cost_queue): New variable.
4561 (update_cost_queue_tail): Likewise.
4562 (update_cost_queue_elems): Likewise.
4563 (allocno_update_cost_check): Delete.
4564 (initiate_cost_update): Allocate update_cost_queue_elems
4565 instead of allocno_update_cost_check.
4566 (finish_cost_update): Update the free()s accordingly.
4567 (start_update_cost): New function.
4568 (queue_update_cost): Likewise.
4569 (get_next_update_cost): Likewise.
4570 (update_copy_costs_1): Inline into...
4571 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4572 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4573 once we've established they are equal. Don't allocate update
4574 costs if there is nothing to add to them.
4575 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4576 DIVISOR arguments. Use a queue instead of recursive calls;
4577 process all the allocnos in the initial queue, rather than
4579 (assign_hard_reg): Use queue_update_cost instead of
4580 conflict_allocno_vec. Queue coalesced allocnos instead
4581 of calling update_conflict_hard_regno_costs for each one.
4582 Just call update_conflict_hard_regno_costs once for the
4584 (ira_color): Remove conflict_allocno_vec handling.
4586 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4588 PR tree-optimization/37484
4589 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4590 (save_var_name): Same.
4591 (initialize_cloog_names): Same.
4592 (initialize_cloog_names): Same.
4594 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4596 * tree-scalar-evolution.c (set_instantiated_value): Set
4599 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4603 * ira-build.c (common_loop_tree_node_dominator): Remove.
4604 (copy_live_ranges_to_removed_store_destinations): New function.
4605 (regno_top_level_allocno_map): Move to top level from ...
4606 (ira_flattening): ... here. Use
4607 copy_live_ranges_to_removed_store_destinations.
4609 * ira-emit.c (generate_edge_moves): Fix a comment.
4611 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4614 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4615 scratch register after 'set' pattern.
4617 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4619 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4620 information passed to mark_reg_pointer.
4621 * explow.c (force_reg): Likewise.
4623 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4625 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4626 when building for the celledp architecture.
4628 2008-09-12 Richard Guenther <rguenther@suse.de>
4630 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4632 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4634 PR rtl-optimization/37424
4635 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4636 the regnos instead of the addresses.
4638 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4640 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4642 2008-09-11 Richard Guenther <rguenther@suse.de>
4644 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4645 entering the weaker equivalence recording.
4647 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4649 2008-09-11 Jeff Law <law@redhat.com>
4651 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4652 by assign_stack_local on the IRA path for stack slot sharing
4653 as well as the non-IRA path.
4655 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4657 * config/i386/i386.h: Fix whitespace issues.
4659 2008-09-11 Martin Jambor <mjambor@suse.cz>
4661 * ipa-prop.h (struct ipa_param_flags): Removed.
4662 (struct ipa_param_descriptor): New structure.
4663 (struct ipa_node_params): ipcp_lattices, param_decls and
4664 param_flags moved to ipa_param_description.
4665 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4666 descriptors. Renamed all users.
4667 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4668 changed to access descriptors. Renamed all users.
4669 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4670 to access descriptors. Renamed all users.
4671 * ipa-cp.c (ipcp_init_cloned_node): Call
4672 ipa_initialize_node_params instead of ipa_count_formal_params and
4673 ipa_create_param_decls_array.
4674 (ipcp_analyze_node): Likewise.
4675 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4676 descriptors. Renamed all users.
4677 (ipcp_initialize_node_lattices): Remove allocation.
4678 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4679 ipa_initialize_node_params instead of ipa_count_formal_params and
4680 ipa_create_param_decls_array.
4681 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4682 ipa_populate_param_decls, made static, added parameter info,
4683 renamed mt to node, removed allocation, changed to use
4685 (ipa_count_formal_params): Made static, added parameter info,
4687 (ipa_initialize_node_params): New function.
4688 (ipa_check_stmt_modifications): Changed to use descriptors.
4689 (ipa_detect_param_modifications): Removed allocation, changed to
4691 (ipa_note_param_call): Changed to use descriptors.
4692 (ipa_analyze_params_uses): Removed allocation.
4693 (ipa_free_node_params_substructures): Changed to use descriptors.
4694 (ipa_edge_duplication_hook): Use the unused attribute.
4695 (ipa_node_duplication_hook): Use the unused attribute, changed to
4696 use descriptors, changed to duplicate descriptors.
4698 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4699 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4700 indirect inlining. Made static.
4701 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4702 functions called only once.
4703 (cgraph_decide_recursive_inlining): Don't call
4704 ipa_propagate_indirect_call_infos, pass new_edges to
4705 cgraph_mark_inline_edge instead.
4706 (cgraph_decide_inlining_of_small_functions): Don't call
4707 ipa_propagate_indirect_call_infos, pass new_edges to
4708 cgraph_mark_inline_edge instead.
4709 (cgraph_decide_inlining): Don't call
4710 ipa_propagate_indirect_call_infos.
4711 * ipa-prop.c: Check that vectors are allocated.
4713 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4714 iff a new cgraph edges have been created.
4715 (cgraph_decide_inlining): New variable redo_always_inline.
4716 Flattening and always_inlining loop until callgraph stabilizes.
4717 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4718 true iff new cgraph edges have been created.
4719 (propagate_info_to_inlined_callees): Likewise.
4720 (ipa_propagate_indirect_call_infos): Likewise.
4722 2008-09-11 Richard Guenther <rguenther@suse.de>
4724 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4725 (set_prologue_iterations): Likewise.
4726 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4728 (vect_update_init_of_dr): Likewise.
4729 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4731 * fold-const.c (fold_unary): Do not generate calculations
4734 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4736 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4737 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4738 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4740 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4742 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4743 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4744 before finalizing the changes.
4745 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4747 (simplify_truth_ops_using_ranges): New.
4748 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4749 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4750 whether a simplification was made.
4751 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4752 use a switch statement and also call simplify_truth_ops_using_ranges.
4754 2008-09-11 Jan Hubicka <jh@suse.cz>
4756 * ggc-common.c (loc_array): Make static.
4757 * dce.c (rest_of_handle_ud_dce): Free worklist.
4759 2008-09-11 Jan Hubicka <jh@suse.cz>
4761 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4762 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4763 function so we are sure we do not dangle it forever.
4764 * function.c (outer_function_chain, find_function_data): Remove.
4765 (function_context_stack): New.
4766 (push_function_context, pop_function_context): Update.
4767 * function.h (struct function): Remove pointer outer.
4768 (outer_function_chain, find_function_data): Remove.
4769 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4771 2008-09-11 Jan Hubicka <jh@suse.cz>
4774 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4776 2008-09-11 Jan Hubicka <jh@suse.cz>
4778 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4780 2008-09-11 Jan Hubicka <jh@suse.cz>
4782 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4783 (free_var_map_entry): New function.
4784 (redirect_edge_var_map_destroy): Use it.
4786 2008-09-11 Jan Hubicka <jh@suse.cz>
4789 * tree-inline.c (add_lexical_block): Replace with ...
4790 (prepend_lexical_block): ... prepend at begginig.
4791 (remap_blocks): Use it and reverse later.
4792 (expand_call_inline): Use prepend_lexical_block.
4794 2008-09-11 Jan Hubicka <jh@suse.cz>
4796 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4798 2008-09-11 Jan Hubicka <jh@suse.cz>
4800 * function.c (free_after_compilation): Call insn_locators_free.
4801 * cfglayout.c (insn_locators_free): New function.
4802 * rtl.h (insn_locators_free): Declare.
4804 2008-09-11 Jan Hubicka <jh@suse.cz>
4806 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4808 (cond_move_process_if_block): Update call.
4810 2008-09-11 Jan Hubicka <jh@suse.cz>
4812 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4813 * vec.c: Include hashtab.h
4814 (vec_descriptor, ptr_hash_entry): New structures.
4815 (vec_desc_hash, vec_ptr_map): New static variables.
4816 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4817 register_overhead, free_overhead, vec_heap_free): New functions.
4818 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4819 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4820 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4823 2008-09-11 Ira Rosen <irar@il.ibm.com>
4825 PR tree-optimization/37474
4826 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4827 length of load permutation.
4829 2008-09-11 Andreas Schwab <schwab@suse.de>
4831 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4833 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4836 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4837 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4838 simplify_gen_subreg.
4840 2008-09-11 Ira Rosen <irar@il.ibm.com>
4842 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4845 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4848 * gimplify.c (gimplify_body): Call default_rtl_profile.
4851 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4852 instead of tok->val.node if not expanding to something else. Handle
4853 intervening CPP_PADDING tokens.
4854 (altivec_categorize_keyword): Remove unneeded comparisons.
4856 2008-09-10 Richard Guenther <rguenther@suse.de>
4858 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4860 2008-09-10 Richard Guenther <rguenther@suse.de>
4863 * tree-inline.c (insert_init_stmt): Make sure to not
4864 insert invalid gimple stores.
4866 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4868 PR tree-optimization/37388
4869 * toplev.c (process_options): Fail and warn when graphite
4870 flags are used, but the compiler has not been configured
4871 with graphite libraries.
4872 * graphite.c (graphite_transform_loops): Remove printfs
4873 to dump_file for the case when graphite is not available.
4875 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4878 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4879 the even element into register.
4880 (ix86_expand_vector_init_general): Don't use
4881 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4882 if we can't move from GPR to SSE register directly.
4884 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4886 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4887 not lose track of the number of NOPs needed. Number of NOPs needed
4888 for sync vs. loads workaround was switched; corrected. Run second
4889 pass for all workarounds. No NOPs needed after call insns. Change
4890 second pass to use find_next_insn_start and find_load helpers in order
4891 to properly detect parallel insns.
4892 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4894 2008-09-10 Jan Hubicka <jh@suse.cz>
4896 * value-prof.c (gimple_ic): Fix tuplification bug.
4897 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4900 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4902 PR tree-optimization/37353
4903 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4904 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4905 calls instead of cond_dead_built_in_calls.
4906 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4907 initalize the vector only before adding first entry. Use VEC_safe_push
4908 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4909 shrink_wrap_conditional_dead_built_in_calls call.
4911 2008-09-10 Ira Rosen <irar@il.ibm.com>
4913 PR tree-optimization/37385
4914 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4915 argument, and use it as a vector type if not NULL.
4916 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4918 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4919 additional argument.
4920 (vectorizable_load): Likewise.
4922 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4924 * config/i386/i386.md (SWI32): New mode iterator.
4925 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4928 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4930 PR rtl-optimization/37435
4931 * caller-save.c (insert_restore, insert_save): Check the mode by
4934 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4937 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4939 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4942 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4944 * doc/invoke.texi (ARM Options): Correct errors in discussion
4945 of -mfloat-abi, -mhard-float, and -msoft-float.
4947 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4948 Jan Hubicka <jh@suse.cz>
4951 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4952 calling gimple_regimplify_operands on it. Iterate over all newly
4953 added statements, not just the last one.
4954 (insert_init_stmt): Insert stmt into seq first, then call
4955 gimple_regimplify_operands on it. Don't create new gimplification
4956 context, nor find referenced vars.
4958 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4961 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4962 to pointer to vector pointer.
4963 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4964 propagate_info_to_inlined_callees): Likewise.
4965 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4966 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4967 ipa_check_create_edge_args.
4968 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4969 argument to pointer to vector pointer.
4970 (cgraph_decide_inlining_of_small_function): Adjust
4971 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4975 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4976 optimizing for size, not speed.
4978 PR rtl-optimization/37408
4979 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4980 if parm is promoted.
4982 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4984 PR tree-optimization/37375
4985 * tree-scalar-evolution.c (scev_info_str): Add field
4987 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4988 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4989 set_instantiated_value): Pass instantiated_below.
4990 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4992 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4993 the definitions are not instantiated.
4995 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4996 (block_before_loop): New.
4997 * tree-data-ref.c (dr_analyze_indices): Update uses of
4999 * graphite.c (block_before_scop): New.
5000 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5001 basic block, not a loop for determining the parameters.
5002 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5004 (idx_record_params, find_params_in_bb, find_scop_parameters,
5005 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5006 to instantiate_scev.
5008 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5010 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5014 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5016 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5017 Check zero freq and increase if necessary.
5019 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5021 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5022 regno is in the right range. Add comments.
5024 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5026 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5028 * mips-tfile.c (copy_object): Cast alloca result to int *.
5029 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5031 Rename class to sclass.
5032 (read_tfile): Cast read_seek return values to proper types.
5033 Cast xcalloc return value to proper type.
5035 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5037 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5038 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5039 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5041 2008-09-09 Jan Hubicka <jh@suse.cz>
5043 * profile.c (is_edge_inconsistent): Add debug output; ignore
5044 negative count on fake edges.
5045 (is_inconsistent): Add debug output.
5047 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5049 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5051 (choose_ready): When first insn is chosen from the ready list, also
5054 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5056 PR rtl-optimization/37360
5057 * haifa-sched.c (max_issue): Do not assert that we never issue more
5058 insns than issue_rate. Add comment.
5060 2008-09-09 Richard Guenther <rguenther@suse.de>
5062 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5063 (verify_types_in_gimple_call): Rename to ...
5064 (verify_gimple_call): ... this. Enhance.
5065 (verify_types_in_gimple_cond): Remove.
5066 (verify_gimple_comparison): New function ...
5067 (verify_types_in_gimple_assign): ... split out from here.
5068 (verify_types_in_gimple_return): Rename to ...
5069 (verify_gimple_return): ... this. Enhance.
5070 (verify_types_in_gimple_switch): Rename to ...
5071 (verify_gimple_switch): ... this. Enhance.
5072 (verify_gimple_goto): New function.
5073 (verify_types_in_gimple_phi): Rename to ...
5074 (verify_gimple_phi): ... this. Enhance.
5075 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5076 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5077 (verify_types_in_gimple_seq_2): Remove cases handled in
5078 verify_types_in_gimple_stmt.
5080 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5082 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5083 (push_multiple_operation, pop_multiple_operation): Set it.
5084 (workaround_rts_anomaly): New function.
5085 (workaround_speculation): New function, broken out of bfin_reorg.
5086 (bfin_reorg): Call the new functions.
5088 2008-09-09 Richard Guenther <rguenther@suse.de>
5092 * gimplify.c (gimplify_conversion): Change conversions of
5093 non-register type to VIEW_CONVERT_EXPRs.
5094 (gimplify_addr_expr): If we need to make the operand
5095 addressable make sure to use a properly initialized
5096 temporary for that so it gets a valid gimple store.
5098 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5100 * function.h (struct function): Add function_start_locus.
5101 * cfgexpand.c (gimple_expand_cfg): Use it.
5102 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5104 2008-09-09 Richard Guenther <rguenther@suse.de>
5106 PR tree-optimization/37433
5107 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5110 2008-09-09 Richard Guenther <rguenther@suse.de>
5112 PR tree-optimization/37387
5113 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5114 and bits to a common type.
5116 2008-09-09 Nick Clifton <nickc@redhat.com>
5118 * config/v850/v850.md (return): Restore frame size restriction.
5120 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5122 * c-common.c (c_expand_decl): Remove.
5123 * c-common.h (anon_aggr_type_p): Remove prototype.
5124 (DECL_ANON_UNION_ELEMS): Remove.
5125 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5126 * c-decl.c (anon_aggr_type_p): Remove.
5127 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5128 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5129 * langhooks.h (struct lang_hooks): Remove expand_decl.
5130 * langhooks.c (lhd_expand_decl): Remove.
5131 * stmt.c (expand_anon_union_decl): Remove.
5132 * tree.h (expand_anon_union_decl): Remove prototype.
5134 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5137 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5139 * config/avr/avr.md (QISI) : Define mode iterator.
5140 (negated_tst<mode>) : Redefine as split using mode macro.
5141 (reversed_tstqi): Define insn as reversed compare with zero.
5142 (reversed_tsthi): Ditto.
5143 (reversed_tstsi): Ditto.
5145 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5148 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5149 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5152 * predict.c (optimize_function_for_size_p): Don't segfault if
5154 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5155 tree_swap_operands_p): Don't test cfun != NULL before calling
5156 optimize_function_for_s*_p.
5158 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5160 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5163 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5165 * crx/crx.h (IRA_COVER_CLASSES): Define.
5167 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5170 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5171 even when a stmt has been gimple_modified_p, but after fold_stmt is
5172 not any longer. Remove unneeded may_have_exposed_new_symbols
5175 2008-09-08 Richard Guenther <rguenther@suse.de>
5177 PR tree-optimization/37421
5178 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5181 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5184 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5186 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5189 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5190 * pa-hpux10.h (LINK_SPEC): Likewise.
5191 * pa-hpux11.h (LINK_SPEC): Likewise.
5193 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5195 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5196 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5198 2008-09-07 Helge Deller <deller@gmx.de>
5200 * pa/linux-atomic.c: New file.
5201 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5202 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5204 2008-09-07 Richard Guenther <rguenther@suse.de>
5205 Ira Rosen <irar@il.ibm.com>
5207 PR tree-optimization/36630
5208 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5209 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5211 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5212 Ira Rosen <irar@il.ibm.com>
5214 PR tree-optimization/35642
5215 * config/rs6000/altivec.md (mulv8hi3): Implement.
5217 2008-09-06 Jeff Law <law@redhat.com>
5219 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5221 2008-09-06 Jan Hubicka <jh@suse.cz>
5223 PR tree-optimization/14703
5224 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5226 * passes.c (init_optimization_passes): Recompute inline parameters.
5228 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5230 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5233 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5234 Peter Fuerst <post@pfrst.de>
5236 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5237 * doc/extend.texi: Document __builtin_mips_cache.
5238 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5239 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5240 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5241 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5242 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5243 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5244 (set_push_mips_isas): New variable.
5245 (mips_r10k_cache_barrier): New variable.
5246 (cache): New availability predicate.
5247 (mips_builtins): Add an entry for __builtin_mips_cache.
5248 (mips_build_cvpointer_type): New function.
5249 (MIPS_ATYPE_CVPOINTER): New macro.
5250 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5252 (r10k_simplified_address_p, r10k_simplify_address)
5253 (r10k_uncached_address_p, r10k_safe_address_p)
5254 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5255 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5256 (r10k_insert_cache_barriers): New functions.
5257 (mips_reorg_process_insns): Delete cache barriers after a
5258 branch-likely instruction.
5259 (mips_reorg): Call r10k_insert_cache_barriers.
5260 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5261 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5262 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5263 (mips_cache, r10k_cache_barrier): New define_insns.
5265 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5267 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5268 * ira-color.c (setup_allocno_left_conflicts_num): Use
5269 hard_reg_set_equal_p instead of a comparison with
5270 ira_zero_hard_reg_set.
5271 * ira.c (setup_reg_subclasses): Likewise.
5272 (setup_cover_and_important_classes): Likewise.
5273 (setup_class_translate): Likewise.
5274 (setup_reg_class_intersect_union): Likewise.
5275 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5276 (ira_init_once): Don't initialize them.
5278 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5280 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5282 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5284 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5286 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5288 Improved branch hints, safe hints, and scheduling.
5290 * haifa-sched.c (sched_emit_insn) : Define.
5291 * sched-int.h (sched_emit_insn) : Add prototype.
5292 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5293 -mhint-max-distance -msafe-hints) : Document.
5294 * config/spu/spu.c (spu_flag_var_tracking): New.
5295 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5296 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5297 TARGET_ASM_FILE_START): Define.
5298 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5299 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5300 (spu_emit_branch_hint): Add blocks argument.
5301 (insert_branch_hints, insert_nops): Remove.
5302 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5303 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5304 spu_sched_reorder, asm_file_start): New functions.
5305 (clock_var, spu_sched_length, pipe0_clock,
5306 pipe1_clock, prev_clock_var, prev_priority,
5307 spu_ls_first, prev_ls_clock): New static variables.
5308 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5309 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5310 (nopn_nv): Add a non-volatile version of nop.
5311 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5312 -mhint-max-distance, -msafe-hints): New options.
5314 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5315 Samuel Tardieu <sam@rfc1149.net>
5317 * opts.c (decode_options): Combine nested if statements.
5320 * opts.c (decode_options): Handle more relationships among
5321 unit-at-a-time, toplevel-reorder, and section-anchors.
5323 2008-09-05 David Daney <ddaney@avtrex.com>
5325 * doc/install.texi (--enable-reduced-reflection): Document new option.
5327 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5329 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5331 (constantpool_operand): New.
5332 (move_operand): Disallow sub-word modes for the constant pool.
5333 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5334 (xtensa_secondary_reload_class): Replace with....
5335 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5336 Set icode for sub-word reloads from the constant pool.
5337 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5338 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5339 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5340 * config/xtensa/xtensa-protos.h: Update prototypes.
5342 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5344 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5345 (REG_CLASS_NAMES): Update.
5346 (REG_CLASS_CONTENTS): Update.
5347 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5348 of ALL_REGS for regs 77 and 78.
5349 * function.c (instantiate_virtual_regs_in_insn): Assert that
5350 return value of simplify_gen_subreg is not NULL.
5352 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5354 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5355 (gen_rtvec_v): Fix coding standards.
5357 2008-09-04 Jan Hubicka <jh@suse.cz>
5359 * i386.c (decide_alg): Be more conservative about optimizing for size.
5361 2008-09-04 Ian Lance Taylor <iant@google.com>
5363 * varasm.c (narrowing_initializer_constant_valid_p): New
5365 (initializer_constant_valid_p): Call it.
5367 2008-09-04 Jeff Law <law@redhat.com>
5369 * fold-const.c (native_encode_real): Fix computation of WORDS.
5370 (native_interpret_real): Likewise.
5372 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5374 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5376 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5378 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5379 that the cost is already taken into account in ira-costs.c
5381 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5383 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5384 ira_debug_copies): New.
5385 (ira_bulid): Call print_copies.
5387 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5389 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5392 * config/rs6000/rs6000.c (optimization_options): Remove check of
5393 flag_toplevel_order.
5395 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5397 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5398 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5399 second operand is a reg_imm10_operand.
5400 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5401 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5402 (*seq_<GPR:mode><GPR2:mode>): Rename to
5403 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5405 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5406 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5408 (*sne_<GPR:mode><GPR2:mode>): Rename to
5409 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5412 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5414 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5415 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5416 combining an arithmetic right shift by more than 31 and a
5417 trunction. Don't match for out-of-range shift amounts. Set
5418 attribute mode to <MODE>.
5419 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5420 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5421 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5422 shifts by less than 32.
5423 (extv): Change predicate on first operand to accept registers.
5424 Change predicate of the other operands from immediate_operand to
5425 const_int_operand. Expand exts when source is a register.
5426 (extzv): Change predicate of the constant operands from
5427 immediate_operand to const_int_operand.
5428 (extzv<mode>): Change predicate of the constant operands from
5429 immediate_operand to const_int_operand and no constraint. Also
5431 (*extzv_trunc<mode>_exts): New pattern.
5433 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5435 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5436 * config/mips/mips-protos.h (mask_low_and_shift_p,
5437 mask_low_and_shift_len): Declare.
5438 * config/mips/mips.c (mask_low_and_shift_p,
5439 mask_low_and_shift_len): New functions.
5440 (mips_print_operand): Handle new operand prefix "m".
5441 * config/mips/mips.md (*cins<mode>): New pattern.
5443 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5445 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5446 optimizing for size.
5448 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5450 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5451 regardless of epilogue_completed.
5453 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5456 * ira-lives.c (process_bb_node_lives): Check setjmp.
5458 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5461 * ira-build.c (form_loop_tree): Reverse BB walk.
5462 (create_bb_allocnos): Likewise.
5463 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5464 (mark_reg_store): Rename to...
5465 (mark_ref_live): ...this and take a df_ref argument instead of
5466 note_stores arguments. Assert that we have a register.
5467 (mark_reg_clobber): Delete.
5468 (def_conflicts_with_inputs_p): New function.
5469 (mark_reg_conflicts): Delete.
5470 (mark_reg_death): Rename to...
5471 (mark_ref_dead): ...this and take a df_ref argument instead of
5472 a register. Assert that we have a register.
5473 (process_bb_node_lives): Hoist frequency calculation out of
5474 instruction walk. Convert from a forwards scan to a backwards scan.
5475 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5476 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5477 (create_allocno_live_ranges): Don't create regs_set.
5479 2008-09-04 Ian Lance Taylor <iant@google.com>
5481 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5482 or REG_LABEL_TARGET.
5483 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5484 comparing MODE with MEM.
5485 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5486 comparing with GF_PREDICT_TAKEN.
5487 (gimple_get_lhs): Change code to enum gimple_code.
5488 (gimple_set_lhs): Likewise.
5489 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5490 * omp-low.c (find_omp_clause): Change kind parameter to enum
5492 * tree-flow.h (find_omp_clause): Update declaration.
5493 * regrename.c (clear_dead_regs): Change kind parameter to enum
5495 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5497 * see.c (see_get_extension_data): Change return type to enum
5498 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5499 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5500 (see_gen_normalized_extension): Change extension_code parameter to
5502 (see_seek_pre_extension_expr): Change extension_code to enum
5504 (see_merge_one_def_extension): Likewise.
5505 (see_handle_relevant_defs): Likewise.
5506 (see_handle_relevant_uses): Likewise.
5507 (see_analyze_one_def): Likewise.
5508 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5509 GIMPLE_ASM rather than ASM_EXPR.
5510 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5511 GIMPLE_RETURN rather than RETURN_EXPR.
5512 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5513 (evaluate_stmt): Likewise.
5514 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5515 to enum vect_relevant.
5516 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5517 compare gimple codes with tree codes.
5519 2008-09-04 Paul Brook <paul@codesourcery.com>
5521 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5523 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5525 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5526 pointer check lost in the recent no-unit-at-a-time patch.
5528 2008-09-04 Jan Hubicka <jh@suse.cz>
5531 * tree-switch-conversion.c (check_final_bb): Accept only IP
5534 2008-09-04 Jan Hubicka <jh@suse.cz>
5536 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5538 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5539 using_ranges argument.
5540 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5541 (vrp_visit_cond_stmt): Update call of
5542 vrp_evaluate_conditional_warnv_with_ops
5544 2008-09-04 Jan Hubicka <jh@suse.cz>
5546 PR tree-optimization/37345
5547 PR tree-optimization/37358
5548 PR tree-optimization/37357
5549 * tree.c (build_function_type_skip_args): Build distinct type copy;
5551 (build_function_decl_skip_args): Set type of new decl not orig decl;
5552 clear DECL_VINDEX for methods turned into functions.
5554 2008-09-04 Nick Clifton <nickc@redhat.com>
5556 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5557 * configure: Regenerate.
5558 * config.in: Regenerate.
5559 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5560 alignment field, if it is supported.
5562 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5564 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5567 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5569 * config/rs6000/rs6000.c (processor_target_table): Do not
5570 enable VMX for POWER6.
5572 2008-09-03 Anton Blanchard <anton@samba.org>
5574 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5575 emit memory barrier before operation.
5577 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5580 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5581 default_elf_asm_output_external.
5583 2008-09-03 Jeff Law <law@redhat.com>
5585 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5587 2008-09-03 Richard Henderson <rth@redhat.com>
5589 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5590 memory barrier to below the test-and-set.
5591 (alpha_split_lock_test_and_set_12): Likewise.
5593 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5597 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5600 * ira-color.c (print_loop_title): Use all_allocnos.
5601 (color_pass): Ditto. Don't add border_allocnos. Check that
5602 subloop allocno in the correspdoning bitmap all_allocnos.
5604 * ira-emit.c (change_loop): Use all_allocnos.
5606 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5607 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5608 (create_cap_allocno): Remove setting mentioned_allocnos.
5609 (create_insn_allocnos): Ditto.
5610 (remove_unnecessary_allocnos): Use all_allocnos.
5611 (check_allocno_creation): Check that allocnos are in the
5612 corresponding bitmap all_allocnos.
5614 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5618 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5619 (process_regs_for_copy): Process subregs. Refine check when cost
5620 is taken into account in ira-costs.c.
5621 (process_reg_shuffles): Use REG_SUBREG_P.
5622 (add_insn_allocno_copies): Ditto. Ignore modes.
5624 * ira-color.c (conflict_allocno_vec): New.
5625 (COST_HOP_DIVISOR): New macro.
5626 (update_copy_costs_1): Use it.
5627 (update_conflict_hard_regno_costs): New function.
5628 (assign_hard_reg): Use it.
5629 (ira_color): Allocate and free conflict_allocno_vec.
5631 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5635 * ira-int.h (ira_sort_insn_chain): Remove.
5637 * ira.c (basic_block_order_nums, chain_insn_order,
5638 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5639 (ira): Don't call ira_sort_insn_chain.
5641 * reload1.c (reload): Don't call ira_sort_insn_chain.
5643 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5646 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5647 which become non throw.
5648 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5649 update_call_expr after updating the flags on the decl.
5651 2008-09-03 Jan Hubicka <jh@suse.cz>
5653 PR tree-optimization/37315
5654 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5655 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5656 (cgraph_analyze_functions): Use node->analyzed
5657 (cgraph_mark_functions_to_output): Likewise.
5658 (cgraph_expand_function): All functions can be released after
5660 (cgraph_optimize): Use gimple_has_body_p.
5661 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5662 (cgraph_decide_inlining_incrementally): Likewise.
5663 (inline_transform): Inline transform.
5664 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5666 (inlinable_function_p): Drop gimple_body check.
5667 (expand_call_inline): Use gimple_has_body_p.
5668 * gimple.c (gimple_has_body_p): New.
5669 * gimple.h (gimple_has_body_p): Add prototype.
5670 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5671 (dump_function_to_file): Use gimple_has_body_p check.
5673 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5676 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5678 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5680 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5682 From Michael Frysinger <michael.frysinger@analog.com>
5683 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5684 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5687 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5690 * doc/extend.texi: Document picoChip builtin functions.
5691 * doc/invoke.texi: Document picoChip options.
5692 * doc/contrib.texi: Add picoChip contribution.
5693 * doc/md.texi: Document picoChip constraints.
5694 * config.gcc: Add picochip-*-*.
5695 * config/picochip/: Add new port.
5697 2008-09-03 Richard Guenther <rguenther@suse.de>
5699 PR tree-optimization/37328
5700 * tree-sra.c (sra_build_assignment): Gimplify properly.
5701 (generate_copy_inout): Take the correct stmt as definition,
5702 remove bogus assert.
5704 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5706 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5709 From Michael Frysinger <michael.frysinger@analog.com>
5710 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5712 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5714 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5715 (__gthread_setspecific): Revert 2008-08-31 change to
5716 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5718 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5720 * diagnostic.c (error_at): New.
5721 * toplev.h (error_at): New prototype.
5722 * c-typeck.c (build_array_ref): Call error_at instead of error.
5723 Pass location to pedwarn.
5725 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5727 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5729 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5731 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5732 VAR_DECL and CONST_DECL.
5734 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5735 Jakub Jelinek <jakub@redhat.com>
5737 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5738 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5739 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5740 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5741 Don't set ix86_save_varrargs_registers.
5742 (ix86_setup_incoming_varargs): Assume cum != NULL.
5743 (ix86_va_start): Check ix86_varargs_gpr_size and
5744 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5745 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5746 from frame pointer if ix86_varargs_gpr_size == 0.
5747 (ix86_compute_frame_layout): Updated.
5748 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5749 (ix86_varargs_gpr_size): Define.
5750 (ix86_varargs_fpr_size): Likewise.
5751 (machine_function): Remove save_varrargs_registers.
5752 Add varargs_gpr_size and varargs_fpr_size.
5754 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5756 * config/alpha/alpha.c (va_list_skip_additions,
5757 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5758 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5761 PR tree-optimization/36766
5762 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5763 for already removed basic blocks.
5766 * real.c (real_maxval): Clear a lower bit to make real_maxval
5767 match get_max_float for IBM long double format.
5769 2008-09-02 Andreas Schwab <schwab@suse.de>
5771 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5772 * configure: Regenerate.
5774 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5776 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5777 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5778 checking for a non-VOID CONSTANT_P.
5780 2008-09-02 Jan Hubicka <jh@suse.cz>
5782 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5783 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5786 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5788 * expr.c (emit_group_store): Don't assert stack temp mode size.
5790 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5791 Tobias Grosser <grosser@fim.uni-passau.de>
5792 Jan Sjodin <jan.sjodin@amd.com>
5793 Harsha Jagasia <harsha.jagasia@amd.com>
5794 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5795 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5796 Adrien Eliche <aeliche@isty.uvsq.fr>
5798 Merge from graphite branch.
5801 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5802 * doc/invoke.texi (-floop-block, -floop-interchange,
5803 -floop-strip-mine): Document new flags.
5804 * tree-into-ssa.c (gimple_vec): Moved...
5805 * tree-loop-distribution.c (rdg_component): Moved...
5806 * cfgloopmanip.c: Include tree-flow.h.
5807 (update_dominators_in_loop): New.
5808 (create_empty_if_region_on_edge): New.
5809 (create_empty_loop_on_edge): New.
5810 (loopify): Use update_dominators_in_loop.
5811 * tree-pass.h (pass_graphite_transforms): Declared.
5812 * configure: Regenerate.
5813 * tree-phinodes.c (make_phi_node): Export.
5814 (add_phi_node_to_bb): New, split from create_phi_node.
5815 * tree-chrec.c (for_each_scev_op): New.
5816 * tree-chrec.h (for_each_scev_op): Declared.
5817 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5818 (remove_statement): Call get_phi_with_result.
5819 * config.in (HAVE_cloog): Undef.
5820 * gdbinit.in (pgg): New.
5821 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5822 * tree-ssa-loop.c (graphite_transforms): New.
5823 (gate_graphite_transforms): New.
5824 (pass_graphite_transforms): New.
5825 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5826 HAVE_cloog): Defined.
5827 * tree-vectorizer.c (rename_variables_in_bb): Export.
5828 * tree-data-ref.c (dr_may_alias_p): Export.
5829 (stmt_simple_memref_p): New.
5830 (find_data_references_in_stmt): Export.
5831 (find_data_references_in_loop): Export.
5832 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5833 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5834 (create_rdg_vertices): Export.
5835 (build_empty_rdg): New.
5836 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5837 * tree-data-ref.h (rdg_component): ... here.
5839 (struct data_reference): Add a field scop.
5841 (find_data_references_in_loop): Declared.
5842 (find_data_references_in_stmt): Declared.
5843 (create_rdg_vertices): Declared.
5844 (dr_may_alias_p): Declared.
5845 (stmt_simple_memref_p): Declared.
5846 (struct rdg_edge): Add a field ddr_p relation.
5847 (build_empty_rdg): Declared.
5848 * lambda.h (lambda_matrix): Declare a VEC of.
5849 (find_induction_var_from_exit_cond): Declared.
5850 (lambda_vector_compare): New.
5851 * common.opt (fgraphite, floop-strip-mine,
5852 floop-interchange, floop-block): New flags.
5853 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5854 * cfgloop.c (is_loop_exit): New.
5855 * cfgloop.h (is_loop_exit): Declared.
5856 (create_empty_if_region_on_edge): Declared.
5857 (create_empty_loop_on_edge): Declared.
5858 * tree-flow.h (add_phi_node_to_bb): Declared.
5859 (make_phi_node): Declared.
5860 (rename_variables_in_bb): Declared.
5861 (perfect_loop_nest_depth): Declared.
5862 (graphite_transform_loops): Declared.
5863 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5864 (graphite.o-warn): Add -Wno-error.
5865 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5866 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5867 (INCLUDES): Add PPLINC, CLOOGINC.
5868 (OBJS-common): Add graphite.o.
5869 (graphite.o): Add rule.
5870 * gimple.h (gimple_vec): ... here.
5871 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5872 * passes.c (init_optimization_passes): Schedule
5873 pass_graphite_transforms.
5875 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5878 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5879 and -fno-toplevel-reorder after handle_options.
5881 2008-09-02 Paul Brook <paul@codesourcery.com>
5883 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5884 (arm_override_options): Set arm_tune_cortex_a9.
5885 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5886 (arm_issue_rate): Handle cortexa9.
5887 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5888 * config/arm/arm-cores.def: Add cortex-a9.
5889 * config/arm/arm-tune.md: Regenerate.
5890 * config/arm/arm.md: Include cortex-a9.md.
5891 (generic_sched, generic_vfp): Add cortexa9.
5892 * config/arm/cortex-a9.md: New file.
5894 2008-09-02 Richard Guenther <rguenther@suse.de>
5896 PR tree-optimization/37327
5897 * tree-vrp.c (register_new_assert_for): Make sure to not have
5898 TREE_OVERFLOW set on the bound.
5900 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5902 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5904 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5905 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5908 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5910 * gcc/config/spu/spu.md (divdf3): Removed.
5912 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5914 PR tree-optimization/37095
5915 * cgraph.c (cgraph_node): When creating new cgraph node after
5916 assembler_name_hash has been populated, record it in the hash
5919 2008-09-01 Paul Brook <paul@codesourcery.com>
5921 * doc/invoke.texi: Document -mword-relocations.
5922 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5923 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5924 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5925 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5926 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5927 (arm_emit_movpair): New function.
5928 (arm_print_operand <c>): Handle sybolic addresses.
5929 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5930 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5931 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5932 * config/arm/arm.opt: Add -mword-relocations.
5933 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5934 (arm_movt, arm_movw): New.
5936 2008-09-01 Paul Brook <paul@codesourcery.com>
5938 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5939 Allow Interworking on ARMv4 EABI based targets.
5940 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5941 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5943 2008-09-01 Paul Brook <paul@codesourcery.com>
5945 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5946 optimized LT0 test. Remove optimization for GT.
5948 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5950 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5951 openmp applications.
5952 * pa-hpux11.h (LIB_SPEC): Likewise.
5954 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5957 2008-09-01 Jan Hubicka <jh@suse.cz>
5959 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5960 present, use only counts; when guessed use only frequencies.
5961 (estimate_bb_frequencies): Use function_frequency.
5962 * profile.c (compute_branch_probabilities): Exit early when
5963 profile reading failed. Set profile_status.
5964 (branch_prob): Do not set profile_status.
5966 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5968 * tree.c (protected_set_expr_location): New.
5969 * tree.h (protected_set_expr_location): New prototype.
5970 * c-tree.h (build_array_ref): Add argument.
5971 (parser_build_unary_op): Same.
5972 * c-typeck.c (build_indirect_ref): Handle new location argument.
5973 (build_array_ref): Same.
5974 (parser_build_unary_op): Same.
5975 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5977 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5979 * c-common.c (finish_label_address_expr): Handle new location argument.
5980 * c-common.h (build_indirect_ref): Add argument.
5981 (finish_label_address_expr): Same.
5982 * c-parser.c (c_parser_unary_expression): Pass location to build
5984 (c_parser_postfix_expression): Same.
5986 2008-09-01 Paul Brook <paul@codesourcery.com>
5988 * config/arm/arm.md: Include cortex-r4f.md.
5989 (attr fpu): Update type list.
5990 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5991 fconstd, fcmps and fcmpd.
5992 (attr tune_cortexr4): Define.
5993 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5994 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5995 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5996 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5997 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5998 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5999 cortex_a8_vfp_farith: Ditto.
6000 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6001 * config/arm/cortex-r4.md: Use tune_cortexr4.
6002 * config/arm/cortex-r4f.md: New file.
6004 2008-09-01 Richard Guenther <rguenther@suse.de>
6006 PR tree-optimization/37305
6007 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6008 the result of constant conversions.
6009 (fold_gimple_assign): Likewise.
6011 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6013 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6014 #ifdef ENABLE_CHECKING.
6016 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6018 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6019 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6020 when !INSN_SCHEDULING.
6022 2008-09-01 Andreas Schwab <schwab@suse.de>
6024 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6026 2008-09-01 Paul Brook <paul@codesourcery.com>
6028 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6030 2008-09-01 Jan Hubicka <jh@suse.cz>
6032 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6034 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6036 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6037 * gimplify.c (gimplify_init_constructor): Add speed operand.
6038 * tree-sra.c (decide_block_copy): Likewise.
6039 * tree-inline.c (estimate_move_cost): Likewise.
6040 * config/alpha/alpha.h (MOVE_RATIO): Update.
6041 * config/frv/frv.c (MOVE_RATIO): Update.
6042 * config/spu/spu.h (MOVE_RATIO): Update.
6043 * config/sparc/sparc.h (MOVE_RATIO): Update.
6044 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6045 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6046 * config/cris/cris.h (MOVE_RATIO): Update.
6047 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6048 * config/arm/arm.h (MOVE_RATIO): Update.
6049 * config/pa/pa.md: Update uses of MOVE_RATIO
6050 * config/pa/pa.h (MOVE_RATIO): Update.
6051 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6052 CLEAR_RATIO, SET_RATIO): Update.
6053 * config/h8300/h8300.h (MOVE_RATIO): Update.
6054 * config/v850/v850.h (MOVE_RATIO): Update.
6055 * config/bfin/bfin.h (MOVE_RATIO): Update.
6057 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6058 Dmitry Melnik <dm@ispras.ru>
6059 Dmitry Zhurikhin <zhur@ispras.ru>
6060 Alexander Monakov <amonakov@ispras.ru>
6061 Maxim Kuvyrkov <maxim@codesourcery.com>
6063 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6064 sel-sched-dump.c, sel-sched-ir.c: New files.
6065 * Makefile.in (OBJS-common): Add selective scheduling object files.
6066 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6067 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6068 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6069 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6070 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6071 (make_forwarder_block): Update loop latch if we have redirected
6072 the loop latch edge.
6073 * cfgloop.c (get_loop_body_in_custom_order): New function.
6074 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6075 (CP_FALLTHRU_PREHEADERS): Likewise.
6076 (get_loop_body_in_custom_order): Declare.
6077 * cfgloopmanip.c (has_preds_from_loop): New.
6078 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6079 Assert that the preheader edge will be fall thru when it is set.
6080 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6081 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6082 fsel-sched-substitution, fselective-scheduling): New flags.
6083 * cse.c (hash_rtx_cb): New.
6085 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6086 sel_sched_insn_cnt): New counters.
6087 * final.c (compute_alignments): Export. Free dominance
6088 info after loop_optimizer_finalize.
6089 * genattr.c (main): Output maximal_insn_latency prototype.
6090 * genautomata.c (output_default_latencies): New.
6091 Factor its code from ...
6092 (output_internal_insn_latency_func): ... here.
6093 (output_internal_maximal_insn_latency_func): New.
6094 (output_maximal_insn_latency_func): New.
6095 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6096 (struct hard_reg_set_iterator): New.
6097 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6098 hard_reg_set_iter_next): New functions.
6099 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6100 * lists.c (remove_free_INSN_LIST_node,
6101 remove_free_EXPR_LIST_node): New functions.
6102 * loop-init.c (loop_optimizer_init): When
6103 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6104 calling create_preheaders.
6105 (loop_optimizer_finalize): Do not verify flow info after reload.
6106 * recog.c (validate_replace_rtx_1): New parameter simplify.
6107 Default it to true. Update all uses. Factor out simplifying
6109 (simplify_while_replacing): ... this new function.
6110 (validate_replace_rtx_part,
6111 validate_replace_rtx_part_nosimplify): New.
6112 * recog.h (validate_replace_rtx_part,
6113 validate_replace_rtx_part_nosimplify): Declare.
6114 * rtl.c (rtx_equal_p_cb): New.
6115 (rtx_equal_p): Use it.
6116 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6117 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6118 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6119 * vecprim.h: Add a vector type for unsigned int.
6120 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6121 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6122 ready_try, cycle_issued_insns, spec_info): Make global.
6123 (readyp): Initialize.
6124 (dfa_lookahead): New global variable.
6125 (old_max_uid, old_last_basic_block): Remove.
6126 (h_i_d): Make it a vector.
6127 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6129 (after_recovery, adding_bb_to_current_region_p):
6130 New variables to handle correct insertion of the recovery code.
6131 (struct ready_list): Move declaration to sched-int.h.
6132 (rgn_n_insns): Removed.
6133 (rtx_vec_t): Move to sched-int.h.
6134 (find_insn_reg_weight): Remove.
6135 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6136 (haifa_init_h_i_d, haifa_finish_h_i_d):
6137 New functions to initialize / finalize haifa instruction data.
6138 (extend_h_i_d, init_h_i_d): Rewrite.
6139 (unlink_other_notes): Move logic to add_to_note_list. Handle
6140 selective scheduler.
6141 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6142 find_fallthru_edge): Make global, remove static prototypes.
6143 (max_issue): Make global. Add privileged_n and state parameters. Use
6145 (extend_global, extend_all): Removed.
6146 (init_before_recovery): Add new param. Fix the handling of the case
6147 when we insert a recovery code before the EXIT which has a predecessor
6148 with a fallthrough edge to it.
6149 (create_recovery_block): Make global. Rename to
6150 sched_create_recovery_block. Update.
6151 (change_pattern): Rename to sched_change_pattern. Make global.
6152 (speculate_insn): Rename to sched_speculate_insn. Make global.
6153 Split haifa-specific functionality into ...
6154 (haifa_change_pattern): New static function.
6155 (sched_extend_bb): New static function.
6156 (sched_init_bbs): New function.
6157 (current_sched_info): Change type to struct haifa_sched_info.
6158 (insn_cost): Adjust for selective scheduling.
6159 (dep_cost_1): New function. Move logic from ...
6160 (dep_cost): ... here.
6161 (dep_cost): Use dep_cost_1.
6162 (contributes_to_priority_p): Use sched_deps_info instead of
6164 (priority): Adjust to work with selective scheduling. Process the
6165 corner case when all dependencies don't contribute to priority.
6166 (rank_for_schedule): Use ds_weak instead of dep_weak.
6167 (advance_state): New function. Move logic from ...
6168 (advance_one_cycle): ... here.
6169 (add_to_note_list, concat_note_lists): New functions.
6170 (rm_other_notes): Make static. Adjust for selective scheduling.
6171 (remove_notes, restore_other_notes): New functions.
6172 (move_insn): Add two arguments. Update assert. Don't call
6174 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6175 Remove more_issue, max_points. Move the code to initialize
6176 max_lookahead_tries to max_issue.
6177 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6178 ready. Adjust use of move_insn. Call restore_other_notes.
6180 (sched_init, sched_finish): Move Haifa-specific initialization/
6182 (haifa_sched_init, haifa_sched_finish): ... respectively.
6184 (setup_sched_dump): New function.
6185 (haifa_init_only_bb): New static function.
6186 (haifa_speculate_insn): New static function.
6187 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6188 (extend_ready, extend_all): Remove.
6189 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6190 (create_check_block_twin, add_to_speculative_block): Use
6191 haifa_insns_init instead of extend_global. Update to use new
6192 initialization functions. Change parameter. Factor out code from
6193 create_check_block_twin to ...
6194 (sched_create_recovery_edges) ... this new function.
6195 (add_block): Remove.
6196 (sched_scan_info): New.
6197 (extend_bb): Use sched_scan_info.
6198 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6199 static functions for walking through scheduling region.
6200 (sched_luids): New vector variable to replace uid_to_luid.
6201 (luids_extend_insn): New function.
6202 (sched_max_luid): New variable.
6203 (luids_init_insn): New function.
6204 (sched_init_luids, sched_finish_luids): New functions.
6205 (insn_luid): New debug function.
6206 (sched_extend_target): New function.
6207 (haifa_init_insn): New static function.
6208 (sched_init_only_bb): New hook.
6209 (sched_split_block): New hook.
6210 (sched_split_block_1): New function.
6211 (sched_create_empty_bb): New hook.
6212 (sched_create_empty_bb_1): New function.
6213 (common_sched_info, ready): New global variables.
6214 (current_sched_info_var): Remove.
6215 (move_block_after_check): Use common_sched_info.
6216 (haifa_luid_for_non_insn): New static function.
6217 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6218 (increase_insn_priority): New.
6219 * modulo-sched.c: (issue_rate): Remove static declaration.
6220 (sms_sched_info): Change type to haifa_sched_info.
6221 (sms_sched_deps_info, sms_common_sched_info): New variables.
6222 (setup_sched_infos): New.
6223 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6224 Do not call regstat_free_calls_crossed.
6225 (sms_print_insn): Use const_rtx.
6226 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6227 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6228 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6229 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6230 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6231 current_sched_info to use it.
6232 (enum reg_pending_barrier_mode): Move to sched-int.h.
6233 (h_d_i_d): New variable. Initialize to NULL.
6234 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6236 (estimate_dep_weak): Remove static declaration.
6237 (sched_has_condition_p): New function. Adjust users of
6238 sched_get_condition to use it instead.
6239 (conditions_mutex_p): Add arguments indicating which conditions are
6241 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6242 argument to indicate whether returned condition is reversed. Do not
6243 generate new rtx when condition should be reversed; indicate it by
6244 setting new argument instead.
6245 (add_dependence_list_and_free): Add deps parameter.
6246 Update all users. Do not free dependence list when
6247 deps context is readonly.
6248 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6250 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6251 (remove_from_deps): New. Use the above functions.
6252 (cur_insn, can_start_lhs_rhs_p): New static variables.
6253 (add_or_update_back_dep_1): Initialize present_dep_type.
6254 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6255 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6256 haifa_note_dep): New functions implementing dependence hooks for
6257 the Haifa scheduler.
6258 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6259 note_dep): New functions.
6260 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6262 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6263 (free_deps): Initialize deps->reg_last.
6264 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6265 sched_analyze_insn): Update to use dependency hooks infrastructure
6266 and readonly contexts.
6267 (deps_analyze_insn): New function. Move part of logic from ...
6268 (sched_analyze): ... here. Also move some logic to ...
6269 (deps_start_bb): ... here. New function.
6270 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6272 (sched_deps_init): New function. Move code from ...
6273 (init_dependency_caches): ... here. Remove.
6274 (init_deps_data_vector): New.
6275 (sched_deps_finish): New function. Move code from ...
6276 (free_dependency_caches): ... here. Remove.
6277 (init_deps_global, finish_deps_global): Adjust for use with
6278 selective scheduling.
6279 (get_dep_weak): Move logic to ...
6280 (get_dep_weak_1): New function.
6281 (ds_merge): Move logic to ...
6282 (ds_merge_1): New static function.
6283 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6284 (ds_get_max_dep_weak): New function.
6285 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6286 (n_insns): Rename to rgn_n_insns.
6287 (debug_ebb_dependencies): New function.
6288 (init_ready_list): Use it.
6289 (begin_schedule_ready): Use sched_init_only_bb.
6290 (ebb_print_insn): Indicate when an insn starts a new cycle.
6291 (contributes_to_priority, compute_jump_reg_dependencies,
6292 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6293 (add_block1): Remove to ebb_add_block.
6294 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6295 (schedule_ebb): Initialize them. Use remove_notes instead of
6296 rm_other_notes. Use haifa_local_init/finish.
6297 (schedule_ebbs): Use haifa_sched_init/finish.
6298 * sched-int.h: Include vecprim.h, remove rtl.h.
6299 (struct ready_list): Delete declaration.
6300 (sched_verbose_param, enum sched_pass_id_t,
6301 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6302 (struct sched_scan_info_def): New structure.
6303 (sched_scan_info, sched_scan, sched_init_bbs,
6304 sched_init_luids, sched_finish_luids, sched_extend_target,
6305 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6306 (struct common_sched_info_def): New.
6307 (common_sched_info, haifa_common_sched_info,
6308 sched_emulate_haifa_p): Declare.
6310 (sched_luids): Declare.
6311 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6312 (sched_max_luid, insn_luid): Declare.
6313 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6314 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6315 print_insn, print_pattern, print_value, haifa_classify_insn,
6316 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6317 setup_sched_dump, sched_init, sched_finish,
6318 sel_insn_is_speculation_check): Export.
6319 (struct ready_list): Move from haifa-sched.c.
6320 (ready_try, ready, max_issue): Export.
6321 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6322 sched_init_only_bb, sched_split_block, sched_split_block_1,
6323 sched_create_empty_bb, sched_create_empty_bb_1,
6324 sched_create_recovery_block, sched_create_recovery_edges): Export.
6325 (enum reg_pending_barrier_mode): Export.
6326 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6328 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6329 print_insn field. Move add_block and fix_recovery_cfg to
6330 common_sched_info_def. Move compute_jump_reg_dependencies,
6332 (struct sched_deps_info_def): ... this new structure.
6333 (sched_deps_info): Declare.
6334 (struct spec_info_def): Remove weakness_cutoff, add
6335 data_weakness_cutoff and control_weakness_cutoff.
6336 (spec_info): Declare.
6337 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6339 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6340 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6341 (current_sched_info): Change type to struct haifa_sched_info.
6342 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6343 (h_d_i_d): New variable.
6344 (HDID): New accessor macro.
6345 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6346 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6348 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6349 (enum SCHED_FLAGS): Update for selective scheduler.
6350 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6351 (init_dependency_caches, free_dependency_caches): Delete declarations.
6352 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6353 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6354 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6355 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6356 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6358 (rm_other_notes): Delete declaration.
6359 (schedule_block): Remove one argument.
6360 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6361 ready_element, ready_lastpos, sched_extend_ready_list,
6362 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6363 concat_note_lists): Export.
6364 (struct region): Move from sched-rgn.h.
6365 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6366 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6367 BLOCK_TO_BB, CONTAINING_RGN): Export.
6368 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6369 (current_nr_blocks, current_blocks, target_bb): Likewise.
6370 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6371 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6372 sched_rgn_local_init, extend_regions,
6373 rgn_make_new_region_out_of_new_block, compute_priorities,
6374 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6375 extend_rgns, deps_join rgn_setup_common_sched_info,
6376 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6377 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6378 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6379 increase_insn_priority): Likewise.
6380 * sched-rgn.c: Include sel-sched.h.
6381 (ref_counts): New static variable. Use it ...
6382 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6383 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6384 (sched_is_disabled_for_current_region_p): Delete static declaration.
6385 (struct region): Move to sched-int.h.
6386 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6387 ebb_head): Define and initialize.
6388 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6389 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6390 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6392 (find_single_block_region): Add new argument to indicate that EBB
6393 regions should be constructed.
6394 (debug_live): Delete declaration.
6395 (current_nr_blocks, current_blocks, target_bb):
6396 Remove static qualifiers.
6397 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6399 (init_regions): Delete declaration.
6400 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6401 rgn_estimate_number_of_insns): New.
6402 (too_large): Use estimate_number_of_insns.
6403 (haifa_find_rgns): New. Move the code from ...
6404 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6405 (free_trg_info): New.
6406 (compute_trg_info): Allocate candidate tables here instead of ...
6407 (init_ready_list): ... here.
6408 (rgn_print_insn): Use const_rtx.
6409 (contributes_to_priority, extend_regions): Delete static declaration.
6410 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6411 (add_block1): Rename to rgn_add_block.
6412 (debug_rgn_dependencies): Delete static qualifier.
6413 (new_ready): Use sched_deps_info. Simplify.
6414 (rgn_common_sched_info, rgn_const_sched_deps_info,
6415 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6417 (region_sched_info): Rename to rgn_const_sched_info.
6418 (deps_join): New, extracted from ...
6419 (propagate_deps): ... here.
6420 (compute_block_dependences, debug_dependencies): Update for selective
6422 (free_rgn_deps, compute_priorities): New functions.
6423 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6424 sched_rgn_compute_dependencies): New functions.
6425 (schedule_region): Use them.
6426 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6427 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6429 (schedule_insns): Call new functions that were split out.
6430 (rgn_make_new_region_out_of_new_block): New.
6431 (get_rgn_sched_max_insns_priority): New.
6432 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6433 scheduling when appropriate.
6434 * sched-vis.c: Include insn-attr.h.
6435 (print_value, print_pattern): Make global.
6436 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6437 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6438 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6439 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6440 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6441 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6442 hooks. Initialize them to 0.
6443 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6444 * target.h (struct gcc_target): Add them. Rename gen_check field to
6446 * flags.h (sel_sched_switch_set): Declare.
6447 * opts.c (sel_sched_switch_set): New variable.
6448 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6449 pipelining is disabled from command line.
6450 (common_handle_option): Record whether selective scheduling is
6451 requested from command line.
6452 * doc/invoke.texi: Document new flags and parameters.
6453 * doc/tm.texi: Document new target hooks.
6454 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6456 (dfa_state_size): Do not declare locally.
6457 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6458 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6459 rs6000_alloc_sched_context, rs6000_set_sched_context,
6460 rs6000_free_sched_context): New functions.
6461 (struct _rs6000_sched_context): New.
6462 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6464 (rs6000_sched_finish): Do not run for selective scheduling.
6466 2008-08-31 Jan Hubicka <jh@suse.cz>
6468 * frv.c (frv_rtx_costs): Update forward declaration.
6469 * spu.c (spu_rtx_costs): Likewise.
6470 * pdp11.c: Include df.h
6471 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6472 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6473 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6474 * iq2000.c (iq2000_address_cost): Add speed argument.
6475 (iq2000_rtx_costs): Likewise.
6476 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6477 update call of mn10300_address_cost.
6478 * mcore.c: Include df.h
6479 (mcore_rtx_costs): Update prototype.
6480 * score3.c: Include df.h
6481 (score3_rtx_costs): Remove speed argument.
6482 * score7.c: Include df.h
6483 (score7_address_cost): Remove speed argument.
6484 * score-protos.h (score_address_cost): Update prototype.
6485 * score.c: Include df.h
6486 (score_rtx_costs): Update call of costs functions.
6487 * v850.c (v850_rtx_costs): Add bool argument.
6489 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6491 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6493 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6495 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6496 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6498 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6500 * mkmap-flat.awk: Add option pe_dll.
6501 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6502 * config/i386/t-cygwin (SHLIB_LC): Add.
6503 * config/i386/t-mingw32 (SHLIB_LC): Add.
6504 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6505 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6506 (LINK_SPEC): Support libgcc_s.
6507 (LIBGCC_SPEC): Support libgcc_s.
6508 (LIBGCC_SONAME): New.
6510 2008-08-31 Jan Hubicka <jh@suse.cz>
6512 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6513 mistakely had old version of patch.
6515 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6516 (ipcp_estimate_growth): New.
6517 (ipcp_insert_stage): Use ipcp_estimate_growth.
6518 * profile.c (branch_prob): When reading failed, do not consider
6521 2008-08-31 Jan Hubicka <jh@suse.cz>
6523 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6524 loop is optimized for speed.
6526 2008-08-31 Richard Guenther <rguenther@suse.de>
6529 * fold-const.c (fold_binary): Retain conversions in folding
6532 2008-08-31 Jan Hubicka <jh@suse.cz>
6534 * postreload-gcse.c (eliminate_partially_redundant_loads):
6535 Use optimize_bb_for_size_p.
6536 * predict.c (maybe_hot_frequency_p): Make inline.
6537 (maybe_hot_count_p): Break out from ...
6538 (maybe_hot_bb_p): ... this one.
6539 (maybe_hot_edge_p): Simplify.
6540 * basic-block.h (probably_cold_bb_p): Remove.
6542 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6545 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6547 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6548 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6549 Also split V4SFmode.
6550 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6553 2008-08-31 Jan Hubicka <jh@suse.cz>
6555 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6557 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6559 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6562 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6565 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6566 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6568 2008-08-31 Jan Hubicka <jh@suse.cz>
6570 * sparc.h (BRANCH_COST): Fix macro definition.
6571 * avr.c (avr_operand_rtx_cost): Add speed argument.
6572 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6574 2008-08-31 Richard Guenther <rguenther@suse.de>
6576 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6577 types instead of operands. Re-instantiate verifying of
6578 binary expression operands.
6580 2008-08-30 Jan Hubicka <jh@suse.cz>
6582 * fwprop.c (should_replace_address): Add speed attribute.
6583 (PR_OPTIMIZE_FOR_SPEED): New flag.
6584 (propagate_rtx_1): Use it.
6585 (propagate_rtx): Set it.
6586 (try_fwprop_subst): Update call of rtx_costs.
6587 (forward_propagate_and_simplify): LIkewise.
6588 * hooks.c (hook_int_rtx_bool_0): New
6589 (hook_bool_rtx_int_int_intp_false): Replace by ...
6590 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6591 * hooks.h (hook_int_rtx_bool_0): New
6592 (hook_bool_rtx_int_int_intp_false): Replace by ...
6593 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6594 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6595 (prepare_cmp_insn): UPdate call of rtx_cost.
6596 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6597 (reload_cse_simplify_operands): Update call of rtx_cost.
6598 (reload_cse_move2add): call of rtx_cost.
6599 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6600 * rtlanal.c (rtx_cost): Add speed argument.
6601 (address_cost): Add speed argument
6602 (default_address_cost): Likewise.
6603 (insn_rtx_cost): Likewise.
6604 * cfgloopanal.c (seq_cost): Add speed argument.
6605 (target_reg_cost, target_spill_cost): Turn to array.
6606 (init_set_costs): Update for speed.
6607 (estimate_reg_pressure_cost): Add speed argument.
6608 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6609 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6610 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6611 (seq_cost): Add speed argument.
6612 (computation_cost): Add speed arugment.
6613 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6614 (force_expr_to_var_cost): Update for profile info.
6615 (force_var_cost): Likewise.
6616 (split_address_cost): Likewise.
6617 (ptr_difference_cost): Likewise.
6618 (difference_cost): Likewise.
6619 (get_computation_cost_at): Likewise.
6620 (determine_iv_cost): Likewise.
6621 (ivopts_global_cost_for_size): Likewise.
6622 (rewrite_use_address): Likewise.
6623 (tree_ssa_iv_optimize_loop): Initialize speed field.
6624 * cse.c (optimize_this_for_speed_p): New static var.
6625 (notreg_cost): Update call of rtx_cost.
6626 (cse_extended_basic_block): set optimize_this_for_speed_p.
6627 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6628 (noce_try_cmove_arith): Likewise.
6629 (noce_try_sign_mask): LIkewise.
6630 * expr.c (compress_float_constant): Update rtx_cost calls.
6631 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6633 (addr_to_parts): Likewise.
6634 (create_mem_ref): Likewise.
6635 * dse.c (find_shift_sequence): Add speed argument.
6636 (replace_read): Update call.
6637 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6638 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6639 * neg_cost, shift_cost, shiftadd_cost,
6640 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6641 mul_highpart_cost): Increase dimension.
6642 (init_expmed): Initialize for both size and speed.
6643 (expand_shift): Use profile.
6644 (synth_mult): Use profile.
6645 (choose_mult_variant): Use profile.
6646 (expand_mult): Use profile.
6647 (expand_mult_highpart_optab): Use profile.
6648 (expand_mult_highpart): Use profile.
6649 (expand_smod_pow2): Use profile.
6650 (expand_divmod): Use profile.
6651 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6653 * loop-invariant.c (create_new_invariant): Use profile.
6654 (gain_for_invariant): Add speed parameter.
6655 (best_gain_for_invariant): Likewise.
6656 (find_invariants_to_move): Likewise.
6657 (move_single_loop_invariants): Set it.
6658 * target-def.h (TARGET_RTX_COSTS): Use hook.
6659 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6660 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6661 * output.h (default_address_cost): Update prototype.
6662 * combine.c (optimize_this_for_speed_p): New static var.
6663 (combine_validate_cost): Update call of rtx_cost.
6664 (combine_instructions): Set optimize_this_for_speed_p.
6665 (expand_compound_operation): Update call of rtx_cost.
6666 (make_extraction):Update call of rtx_cost.
6667 (force_to_mode):Update call of rtx_cost.
6668 (distribute_and_simplify_rtx):Update call of rtx_cost.
6669 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6670 (estimate_reg_pressure_cost): Update prototype.
6671 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6672 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6674 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6675 (alpha_rtx_costs): Update.
6676 * config/frv/frv.c (frv_rtx_costs): Update.
6677 * config/s390/s390.c (s390_rtx_costs): Update.
6678 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6679 (m32c_rtx_costs): Update.
6680 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6681 (spu_rtx_costs): Update.
6682 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6683 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6684 * config/i386/i386.c (:ix86_address_cost): Update.
6685 (ix86_rtx_costs): Update.
6686 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6687 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6688 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6689 * config/crx/crx.c (crx_address_cost): Update.
6690 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6691 * config/stormy16/stormy16.c
6692 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6693 * config/m68hc11/m68hc11.c
6694 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6695 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6696 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6698 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6700 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6701 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6702 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6703 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6704 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6705 (mcore_rtx_costs): update.
6706 * config/score/score3.c (score3_rtx_costs): Update.
6707 * config/score/score7.c (score7_rtx_costs): Update.
6708 * config/score/score3.h (score3_rtx_costs):Update.
6709 * config/score/score7.h (score7_rtx_costs): Update.
6710 * config/score/score.c (score_rtx_costs): Update.
6711 * config/arm/arm.c (arm_address_cost): Update.
6712 (arm_rtx_costs_1): Update.
6713 (arm_rtx_costs_1): Update.
6714 (arm_size_rtx_costs): Update.
6715 (arm_size_rtx_costs): Update.
6716 (arm_size_rtx_costs): Update.
6717 (arm_xscale_rtx_costs): Update.
6718 (arm_thumb_address_cost): Update.
6719 * config/pa/pa.c (hppa_address_cost): Update.
6720 * config/mips/mips.c (mips_rtx_costs): Update.
6721 * config/vax/vax.c (vax_address_cost): Update.
6722 * config/h8300/h8300.c (h8300_shift_costs): Update.
6723 (h8300_rtx_costs): Update.
6724 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6725 (v850_rtx_costs): Update.
6726 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6727 * config/bfin/bfin.c
6728 (bfin_address_cost): Update.
6729 (bfin_rtx_costs): Update.
6730 * stmt.c (lshift_cheap_p): Update.
6732 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6735 * expmed.c (extract_bit_field_1): Check the mode size to make
6736 sure the vector modes have the same size.
6738 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6740 * dojump.c (top level): Include basic-block.h to declare
6741 optimize_insn_for_speed_p
6743 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6745 * opts.h (CL_SAVE): New option class for marking options that are
6746 target specific options usable in the target attribute.
6747 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6749 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6750 can easily find the target specific options that are safe to use
6751 in the attribute or pragma.
6753 * attribs.c (decl_attributes): Change #pragma GCC option to
6754 #pragma GCC target, and attribute((option(...))) to
6755 attribute((target(...))).
6757 * doc/extend.texi (target attribute): Change from option
6758 attribute. Delete push/pop/reset.
6759 (#pragma GCC target): Change from #pragma GCC option. Delete
6761 (#pragma GCC push_options): Document new pragma.
6762 (#pragma GCC pop_options): Document new pragma.
6763 (#pragma GCC reset_options): Document new pragma.
6765 * targhooks.c (default_target_option_valid_attribute_p): Add
6766 warning about port not supporting target attributes.
6767 (default_target_option_pragma_parse): New function, warn about
6768 #pragma GCC target not being supported.
6770 * targhooks.h (default_target_option_pragma_parse): Add
6773 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6774 TI_CURRENT_OPTION_PRAGMA.
6775 (current_target_pragma): Rename from current_option_pragma.
6777 * target.h: (struct target_option): Delete booleans for changing
6778 the optimization level on hot/cold functions. Change signature of
6779 pragma_parse hook to take a second tree.
6781 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6783 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6784 that the declaration is done at global scope.
6786 * langhooks.c (add_builtin_function_common): Move most of the code
6787 from add_builtin_function here, calling the hook passed in.
6788 (add_builtin_function): Call add_builtin_function_common with
6789 standard builtin hook.
6790 (add_builtin_function_ext_scope): New function to add builtins to
6793 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6795 (add_builtin_function_ext_scope): Add declaration.
6797 * c-pragma.c (handle_pragma_target): Rename from
6798 handle_pragma_option, #pragma GCC option is now #pragma GCC
6799 target. Move warning about port not supporting target options to
6800 default pragma parse hook. Remove push/pop/reset from this
6802 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6803 (option_stack): Delete static variable.
6804 (optimize_stack): Ditto.
6805 (optons_stack): New stack of saved target and optimization
6807 (handle_pragma_push_options): New function to handle pushing both
6808 target and optimization options.
6809 (handle_pragma_pop_options): New function to handle popping both
6810 target and optimization options.
6811 (handle_pragma_reset_options): New function to handle resetting
6812 both target and optimization options to their initial state.
6813 (init_pragma): Rename handle_pragma_option to
6814 handle_pragma_target. Add support for push_options, pop_options,
6815 and reset_options pragmas.
6817 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6818 default_target_option_pragma_parse.
6819 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6820 default_target_option_valid_attribute_p.
6821 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6822 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6823 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6824 optimization level on hot/cold functions.
6826 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6827 if the caller and callee have different optimization levels.
6829 * c-common.c (handle_target_attribute): Rename from
6830 handle_option_attribute, attribute((option(...))) is now
6831 attribute((target(...))). Move warning if the port does not
6832 support target attributes to the default hook.
6833 (handle_hot_attribute): Delete code to change the optimization
6834 level of hot functions.
6835 (handle_cold_attribute): Ditto.
6837 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6838 argument that is the binary tree options to use if there are no
6839 arguments. Call ix86_valid_target_attribute_tree instead of
6840 ix86_valid_option_attribute_tree.
6841 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6842 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6843 ix86_pragma_option_parse.
6845 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6846 Rename from ix86_valid_option_attribute_tree.
6848 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6849 new builtins when the ISA changes.
6850 (ix86_valid_target_attribute_tree): Rename from
6851 ix86_valid_option_attribute_tree. Change callers. If the
6852 function specified optimization options, use those as the starting
6853 point before setting up the target attributes. If the
6854 optimization options were changed in the course of setting the
6855 target attributes, record the new optimization options.
6856 (ix86_valid_target_attribute_tree_inner_p): Rename from
6857 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6858 ix86_add_new_builtins if the ISA changed.
6859 (ix86_valid_target_attribute_p): Rename from
6860 ix86_valid_option_attribute_p. Change callers.
6861 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6862 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6863 as delayed builtin functions.
6864 (struct builtin_isa): New structure to record builtin functions
6865 that should be delayed until the ISA for that function is used.
6866 (ix86_builtins_isa): Change from int to struct to track builtin
6867 functions we want to declare at some point.
6868 (def_builtin): If the front end can delay defining the builtin
6869 functions, don't create builtins for ISAs not part of the default
6871 (def_builtin_const): Ditto.
6872 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6873 __builtin_ia32_pcmov_v2di to be different builtin functions.
6874 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6875 a structure instead of an int.
6876 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6877 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6878 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6879 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6881 * config/ia64/ia64.h
6882 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6883 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6885 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6886 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6887 (LANG_HOOKS_INITIALIZER): Add
6888 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6890 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6893 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6894 the reload address with the index register for SFmode
6895 access with a displacement.
6897 2008-08-30 Jan Hubicka <jh@suse.cz>
6899 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6900 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6901 * dojump.c (do_jump): Likewise.
6902 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6903 (note-if_info): Add BRANCH_COST.
6904 (noce_try_store_flag_constants, noce_try_addcc,
6905 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6906 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6907 find_if_case_2): Use computed branch cost.
6908 * expr.h (BRANCH_COST): Update default.
6909 * predict.c (predictable_edge_p): New function.
6910 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6911 Update BRANCH_COST call.
6912 * basic-block.h (predictable_edge_p): Declare.
6913 * config/alpha/alpha.h (BRANCH_COST): Update.
6914 * config/frv/frv.h (BRANCH_COST): Update.
6915 * config/s390/s390.h (BRANCH_COST): Update.
6916 * config/spu/spu.h (BRANCH_COST): Update.
6917 * config/sparc/sparc.h (BRANCH_COST): Update.
6918 * config/m32r/m32r.h (BRANCH_COST): Update.
6919 * config/i386/i386.h (BRANCH_COST): Update.
6920 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6922 * config/sh/sh.h (BRANCH_COST): Update.
6923 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6924 * config/avr/avr.h (BRANCH_COST): Update.
6925 * config/crx/crx.h (BRANCH_COST): Update.
6926 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6927 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6928 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6929 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6930 * config/ia64/ia64.h (BRANCH_COST): Update.
6931 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6932 * config/arc/arc.h (BRANCH_COST): Update.
6933 * config/score/score.h (BRANCH_COST): Update.
6934 * config/arm/arm.h (BRANCH_COST): Update.
6935 * config/pa/pa.h (BRANCH_COST): Update.
6936 * config/mips/mips.h (BRANCH_COST): Update.
6937 * config/vax/vax.h (BRANCH_COST): Update.
6938 * config/h8300/h8300.h (BRANCH_COST): Update.
6939 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6940 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6941 * doc/tm.texi (BRANCH_COST): Update.
6943 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6946 * config/arm/arm.c (arm_optimization_options): Set
6947 flag_section_anchors to 2 instead of 1 to distinguish it from
6948 -fsection-anchors given explicitely on the command line.
6950 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6952 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6953 final insn of a split.
6955 2008-08-30 Jan Hubicka <jh@suse.cz>
6957 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6958 optimized for speed.
6959 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6960 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6961 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6962 flag_gcse_after_reload_set): New static vars.
6963 (common_handle_option): Enable those flags for profile-use.
6964 (decode_options): Remove optimize_size flags that are handled
6965 on higher granuality.
6966 * tree-vectorizer.c (vectorize_loops): Use
6967 optimize_loop_nest_for_speed_p.
6968 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6969 * tree-predcom.c (tree_predictive_commoning): Use
6970 optimize_loop_for_speed_p.
6971 * varasm.c (assemble_start_function): Use
6972 optimize_function_for_speed_p.
6973 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6974 * predict.c (optimize_loop_for_speed_p): Fix walk.
6976 2008-08-30 Jan Hubicka <jh@suse.cz>
6978 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6980 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6981 profile presence locally.
6983 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6986 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6987 versions before 4.0.
6989 2008-08-29 Jan Hubicka <jh@suse.cz>
6991 * tree-inline.c (insert_init_stmt): Insert sequence even when
6994 2008-08-29 Jeff Law <law@redhat.com>
6996 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6997 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6998 location and class is an FP register.
7000 2008-08-29 Jan Hubicka <jh@suse.cz>
7002 * see.c (see_merge_one_def_extension): Silence used uninitialized
7004 * matrix-reorg.c (check_allocation_function): Likewise.
7005 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7007 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7010 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7011 compute new & and | in type rather than TREE_TYPE (arg0).
7013 * dwarf2out.c (fortran_common): Update comment.
7014 (gen_variable_die): Swap com_die and var_die variables in Fortran
7015 COMMON block handling code.
7017 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7019 * dwarf2out.c (gen_const_die): New function.
7020 (size_of_die, value_format, output_die): Output larger
7021 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7022 (native_encode_initializer): New function.
7023 (tree_add_const_value_attribute): Call it.
7024 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7026 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7027 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7028 TREE_THIS_VOLATILE to add_type_attribute.
7030 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7032 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7035 * dwarf2out.c (loc_by_reference): New function.
7036 (add_location_or_const_value_attribute): Use it.
7039 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7040 as DW_TAG_variable children of DW_TAG_common_block rather than
7041 DW_TAG_member children. Put DW_AT_external to individual
7042 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7044 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7045 loc_descriptor_from_tree_1.
7049 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7050 arguments to imported_module_or_decl.
7051 (debug_nothing_tree_tree): Removed.
7052 (debug_nothing_tree_tree_tree_bool): New prototype.
7053 * debug.c (do_nothing_debug_hooks): Adjust.
7054 (debug_nothing_tree_tree): Removed.
7055 (debug_nothing_tree_tree_tree_bool): New function.
7056 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7057 (gen_variable_die): Put all common vars for the
7058 same COMMON block under one DW_TAG_common_block.
7059 (declare_in_namespace): Return new context_die, for Fortran
7060 return the module DIE instead of adding extra declarations into
7062 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7063 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7064 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7066 (dwarf2out_global_decl): Don't skip Fortran global vars.
7067 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7068 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7069 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7070 DW_TAG_imported_declaration as child of previous
7071 DW_TAG_imported_module.
7072 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7073 * sdbout.c (sdb_debug_hooks): Likewise.
7074 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7076 2008-08-29 Jan Hubicka <jh@suse.cz>
7078 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7080 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7081 * ipa-cp.c (n_cloning_candidates): New static variable.
7082 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7083 (ipcp_print_all_lattices): Improve debug output.
7084 (ipcp_cloning_candidate_p): New function.
7085 (ipcp_initialize_node_lattices): Use it.
7086 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7087 (ipcp_propagate_stage): Prettier debug output.
7088 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7089 (ipcp_print_all_structures): Remove.
7090 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7091 (ipcp_insert_stage): Prettier debug output; call
7092 cgraph_remove_unreachable_nodes before propagating.
7093 (pass_ipa_cp): Schedule function removal pass.
7094 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7096 (cgraph_maybe_hot_edge_p): Move to ...
7097 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7098 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7099 (common_handle_option): Set them; enable ipa-cp when profiling.
7100 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7101 (ipa_print_all_jump_functions): Likewise.
7102 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7103 (ipa_print_node_params, ipa_print_all_params): New.
7104 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7105 ipa_print_all_param_flags): Remove.
7106 (ipa_print_node_params, ipa_print_all_params): New.
7108 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7110 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7111 change from 2008-04-03.
7112 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7114 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7117 * ira-color.c (push_allocnos_to_stack): Truncate
7118 removed_splay_allocno_vec.
7120 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7123 * ira-color (ira_fast_allocation): Don't assign hard registers to
7126 2008-08-29 Jan Hubicka <jh@suse.cz>
7129 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7130 for cold internal loops.
7132 2008-08-29 Richard Guenther <rguenther@suse.de>
7134 * tree-ssa-structalias.c (create_variable_info_for): Do not
7135 create fields for heap vars or vars with a noalias state.
7136 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7139 2008-08-29 Richard Guenther <rguenther@suse.de>
7141 * common.opt (ftree-store-ccp): Mark as preserved for
7142 backward compatibility.
7143 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7144 * tree-pass.h (pass_store_ccp): Remove.
7145 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7146 (first_vdef): Remove declaration.
7147 (get_value_loaded_by): Likewise.
7148 * tree-ssa-ccp.c (do_store_ccp): Remove.
7149 (get_default_value): Simplify as do_store_ccp is always false
7150 now. Do not initialize mem_ref.
7151 (set_value_varying): Likewise.
7152 (canonicalize_float_value): Likewise.
7153 (set_lattice_value): Likewise.
7154 (likely_value): Likewise.
7155 (surely_varying_stmt_p): Likewise.
7156 (ccp_initialize): Likewise.
7157 (ccp_lattice_meet): Likewise.
7158 (ccp_visit_phi_node): Likewise.
7159 (ccp_fold): Likewise.
7160 (evaluate_stmt): Likewise.
7161 (visit_assignment): Likewise.
7162 (ccp_visit_stmt): Likewise.
7163 (execute_ssa_ccp): Fold into ...
7164 (do_ssa_ccp): ... this.
7165 (do_ssa_store_ccp): Remove.
7166 (gate_store_ccp): Likewise.
7167 (pass_store_ccp): Likewise.
7168 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7170 * tree-ssa-propagate.c (first_vdef): Remove.
7171 (get_value_loaded_by): Likewise.
7172 (replace_vuses_in): Likewise.
7173 (substitute_and_fold): Do not call replace_vuses_in.
7174 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7176 2008-08-29 Richard Guenther <rguenther@suse.de>
7179 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7180 PARAM_NOALIAS tags with is_heapvar.
7181 * tree-ssa-operands.c (access_can_touch_variable): Offset
7182 based tests do not apply for heapvars. Fix offset test.
7184 2008-08-29 Jan Hubicka <jh@suse.cz>
7186 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7187 (-fipa-cp-clone): Enabled by default at -O3.
7188 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7189 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7191 2008-08-29 Jan Hubicka <jh@suse.cz>
7193 * tree.c (build_function_type_skip_args,
7194 build_function_decl_skip_args): New functions.
7195 * tree.h (build_function_type_skip_args,
7196 build_function_decl_skip_args): Declare.
7197 * gimple.c (giple_copy_call_skip_args): New function.
7198 (giple_copy_call_skip_args): Declare.
7200 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7201 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7202 (ipcp_node_modifiable_p): ... this one; use
7203 tree_versionable_function_p.
7204 (ipcp_create_replace_map): Improve debug output.
7205 (ipcp_need_redirect_p): Return false when not clonning.
7206 (ipcp_update_callgraph): Skip args.
7207 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7209 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7210 (save_inline_function_body): Update call of tree_function_versioning.
7211 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7212 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7214 (tree_function_versioning): Likewise.
7215 * tree-inline.h (tree_function_versioning): Update prototype.
7217 2008-08-29 Jan Hubicka <jh@suse.cz>
7219 * loop-unswitch.c (unswitch_single_loop): Use
7220 optimize_loop_for_speed_p.
7221 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7222 Use optimize_function_for_size_p.
7223 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7224 * postreload-gcse.c (eliminate_partially_redundant_load):
7225 Use optimize_bb_for_size_p.
7226 * value-prof.c (gimple_divmod_fixed_value_transform,
7227 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7228 gimple_stringops_transform): Use optimize_bb_for_size_p.
7229 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7230 * final.c (compute_alignments): Use optimize_function_for_size_p.
7231 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7232 (fold_builtin_strcpy, fold_builtin_fputs): Use
7233 optimize_function_for_size_p.
7234 * fold-const.c (tree_swap_operands_p): Use
7235 optimize_function_for_size_p.
7236 * recog.c (relax_delay_slots): Likewise.
7237 * tree-ssa-math-opts.c (replace_reciprocal):
7238 Use optimize_bb_for_speed_p.
7239 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7240 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7241 optimize_function_for_size_p.
7242 (cgraph_decide_inlining_of_small_function): Use
7243 optimize_function_for_size_p.
7244 * global.c (find_reg): Use optimize_function_for_size_p.
7245 * opts.c (decode_options): Do not clear flag_tree_ch,
7246 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7247 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7248 work it out from profile.
7249 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7250 optimize_loop_for_speed_p.
7251 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7253 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7254 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7255 * tree-eh.c (decide_copy_try_finally): Use
7256 optimize_function_for_size_p.
7257 * local-alloc.c (block_alloc): Pass BB pointer.
7258 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7259 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7260 * loop-unroll.c (decide_unrolling_and_peeling):
7261 Use optimize_loop_for_size_p.
7262 (decide_peel_completely): Likewise.
7263 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7264 optimize_loop_for_size_p.
7265 (vect_enhance_data_refs_alignment): Likewise.
7266 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7267 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7269 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7270 (try_crossjump_bb): Use optimize_bb_for_size_p.
7271 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7272 optimize_loop_for_speed_p.
7273 * bb-reorder.c (find_traces_1_round): Likewise.
7274 (copy_bb): Use optimize_bb_for_speed_p.
7275 (duplicate_computed_gotos): Likewise.
7276 * basic-block.h (optimize_loop_nest_for_size_p,
7277 optimize_loop_nest_for_speed_p): New.
7278 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7280 2008-08-29 Tristan Gingold <gingold@adacore.com>
7282 * gcov.c (main): Call expandargv.
7284 2008-08-29 Jan Hubicka <jh@suse.cz>
7286 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7288 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7290 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7291 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7293 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7295 2008-08-29 Jan Hubicka <jh@suse.cz>
7297 * tree-pass.h (pass_strip_predict_hints): Declare.
7298 * predict.c (strip_builtin_expect): Rename to ...
7299 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7300 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7301 (tree_estimate_probability): Do not strip builtin_expect.
7302 (pass_strip_predict_hints): New pass.
7303 * tree-inline.c (expand_call_inline): When inlining cold function,
7304 predict it as unlikely.
7305 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7307 2008-08-29 Richard Guenther <rguenther@suse.de>
7309 PR tree-optimization/37207
7310 * tree-vrp.c (extract_range_from_binary_expr): Also try
7311 to constant fold if only one of the operands is a constant.
7313 2008-08-29 Nick Clifton <nickc@redhat.com>
7315 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7316 the same way as SYMBOL_REFs.
7318 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7320 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7322 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7324 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7325 * config/mips/mips.md (branch_likely): Remove const. Fix
7327 (define_delay for type "branch"): Change to only apply for branch
7328 with likely variant.
7329 (define_delay for type "branch" and "branch_likely" no). New delay
7331 (equality_op): New code iterator.
7332 (bbv, bbinv): New code attributes.
7333 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7336 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7337 Andrew Pinski <pinskia@gcc.gnu.org>
7340 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7342 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7344 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7345 rule that a symbolic constant must be defined and >= 0 for the
7346 corresponding facility to be present at compile-time.
7347 * gthr-posix.c: Likewise.
7349 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7351 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7352 * config/mips/mips.md (D): New mode attribute.
7353 (mulsi3, muldi3): Merge it into ...
7354 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7355 (muldi3_mul3): New pattern.
7356 (mulsi3_mult3): Rename to mulsi3_mul3.
7358 2008-08-28 Jan Hubicka <jh@suse.cz>
7360 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7362 * predict.c (always_optimize_for_size_p): Rename to ...
7363 (optimize_function_for_size): ... this one; make extern.
7364 (optimize_function_for_speed_p): New.
7365 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7366 optimize_edge_for_size_p,optimize_edge_for_size_p,
7367 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7368 * basic-block.h (optimize_function_for_size_p,
7369 optimize_function_for_speed_p): Declare.
7370 * i386.md (optimize_size checks): Replace them by appropriate
7372 (standard_80387_constant_p, ix86_compute_frame_layout,
7373 ix86_expand_epilogue, ix86_decompose_address,
7374 print_operand, emit_i387_cw_initialization,
7375 inline_memory_move_cost, ix86_pad_returns,
7376 ix86_reorg): Replace optimize_size checks.
7378 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7380 * rtl.h (simplify_subreg_regno): Declare.
7381 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7382 * simplify-rtx.c (simplify_subreg): ...here.
7383 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7384 subreg_offset_representable_p.
7386 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7389 * c-typeck.c (convert_for_assignment): Give a note describing what
7390 was passed and what was expected.
7392 2008-08-28 Joey Ye <joey.ye@intel.com>
7394 * doc/extend.texi: Document AVX built-in functions.
7395 * doc/invoke.texi: Document -mavx.
7397 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7398 Joey Ye <joey.ye@intel.com>
7399 Xuepeng Guo <xuepeng.guo@intel.com>
7401 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7403 * config/i386/cpuid.h (bit_FMA): New.
7404 (bit_XSAVE): Likewise.
7405 (bit_OSXSAVE): Likewise.
7406 (bit_AVX): Likewise.
7408 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7409 define. Use ASM_OUTPUT_AVX_PREFIX.
7411 * config/i386/gmmintrin.h: New.
7413 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7414 (OPTION_MASK_ISA_AVX_SET): New.
7415 (OPTION_MASK_ISA_FMA_SET): Likewise.
7416 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7417 (OPTION_MASK_ISA_FMA_SET): Likewise.
7418 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7419 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7420 (pta_flags): Add PTA_AVX and PTA_FMA.
7421 (override_options): Handle PTA_AVX and PTA_FMA.
7422 (init_cumulative_args): Handle warn_avx.
7423 (classify_argument): Return 0 for COImode and OImode. Return
7424 1 and X86_64_AVX_CLASS for 256bit vector types.
7425 (examine_argument): Handle X86_64_AVX_CLASS.
7426 (construct_container): Likewise.
7427 (function_arg_advance_32): Pass OImode and 256bit vector types
7429 (function_arg_advance_64): Take a new argument to indicate if a
7430 parameter is named. Handle 256bit vector types. Return
7431 immediately for unnamed 256bit vector mode parameters.
7432 (function_arg_advance): Updated.
7433 (function_arg_32): Add comments for TImode. Handle OImode
7434 and 256bit vector types.
7435 (function_arg_64): Take a new argument to indicate if a
7436 parameter is named. Handle 256bit vector types. Return NULL
7437 for unnamed 256bit vector mode parameters.
7438 (function_arg): Updated.
7439 (setup_incoming_varargs_64): Support
7440 AVX encoding for *sse_prologue_save_insn.
7441 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7442 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7443 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7444 enabled, otherwise return -3.
7445 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7447 (print_reg): Support AVX registers. Handle 'x' and 't'.
7448 Handle 'd' to duplicate the operand.
7449 (print_operand): Likewise. Also support AVX vector compare
7451 (output_387_binary_op): Support AVX.
7452 (output_fp_compare): Likewise.
7453 (ix86_expand_vector_move_misalign): Likewise.
7454 (ix86_attr_length_vex_default): New.
7455 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7456 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7457 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7458 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7459 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7460 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7461 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7462 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7463 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7464 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7465 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7466 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7467 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7468 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7469 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7470 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7471 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7472 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7473 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7474 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7475 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7476 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7477 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7478 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7479 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7480 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7481 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7482 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7483 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7484 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7485 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7486 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7487 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7488 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7489 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7490 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7491 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7492 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7493 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7494 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7495 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7496 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7497 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7498 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7499 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7500 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7501 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7502 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7503 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7504 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7505 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7506 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7507 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7508 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7509 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7510 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7511 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7512 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7513 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7514 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7515 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7516 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7517 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7518 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7519 and IX86_BUILTIN_MOVMSKPS256,
7520 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7521 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7522 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7523 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7524 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7525 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7526 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7527 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7528 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7529 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7530 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7531 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7532 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7533 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7534 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7535 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7536 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7537 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7538 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7539 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7540 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7541 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7542 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7543 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7544 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7545 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7546 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7547 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7548 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7549 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7550 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7551 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7552 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7553 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7554 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7555 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7556 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7557 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7558 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7559 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7560 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7561 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7562 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7563 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7564 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7565 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7566 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7567 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7568 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7569 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7570 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7571 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7572 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7573 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7574 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7575 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7576 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7577 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7579 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7580 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7581 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7582 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7583 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7584 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7585 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7586 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7587 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7588 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7589 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7590 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7591 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7592 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7593 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7594 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7595 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7596 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7597 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7598 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7599 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7600 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7601 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7602 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7603 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7604 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7605 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7606 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7607 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7608 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7609 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7610 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7611 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7612 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7613 IX86_BUILTIN_MOVMSKPS256.
7614 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7615 (ix86_expand_args_builtin): Likewise.
7616 (ix86_expand_special_args_builtin): Likewise.
7617 (ix86_hard_regno_mode_ok): Handle AVX modes.
7618 (ix86_expand_vector_init_duplicate): Likewise.
7619 (ix86_expand_vector_init_one_nonzero): Likewise.
7620 (ix86_expand_vector_init_one_var): Likewise.
7621 (ix86_expand_vector_init_concat): Likewise.
7622 (ix86_expand_vector_init_general): Likewise.
7623 (ix86_expand_vector_set): Likewise.
7624 (ix86_vector_mode_supported_p): Likewise.
7625 (x86_extended_reg_mentioned_p): Check INSN_P before using
7628 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7629 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7631 * config/i386/i386.h (TARGET_AVX): New.
7632 (TARGET_FMA): Likewise.
7633 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7634 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7635 (VALID_AVX256_REG_MODE): New.
7636 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7637 (AVX_FLOAT_MODE_P): Likewise.
7638 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7639 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7640 (AVX_VEC_FLOAT_MODE_P): Likewise.
7641 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7642 (ASM_OUTPUT_OPCODE): Likewise.
7643 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7645 (SSE_REG_MODE_P): Allow 256bit vector modes.
7646 (ix86_args): Add a warn_avx field.
7648 * config/i386/i386.md (UNSPEC_PCMP): New.
7649 (UNSPEC_VPERMIL): Likewise.
7650 (UNSPEC_VPERMIL2): Likewise.
7651 (UNSPEC_VPERMIL2F128): Likewise.
7652 (UNSPEC_MASKLOAD): Likewise.
7653 (UNSPEC_MASKSTORE): Likewise.
7654 (UNSPEC_CAST): Likewise.
7655 (UNSPEC_VTESTP): Likewise.
7656 (UNSPECV_VZEROALL): Likewise.
7657 (UNSPECV_VZEROUPPER): Likewise.
7658 (XMM0_REG): Likewise.
7659 (XMM1_REG): Likewise.
7660 (XMM2_REG): Likewise.
7661 (XMM3_REG): Likewise.
7662 (XMM4_REG): Likewise.
7663 (XMM5_REG): Likewise.
7664 (XMM6_REG): Likewise.
7665 (XMM8_REG): Likewise.
7666 (XMM9_REG): Likewise.
7667 (XMM10_REG): Likewise.
7668 (XMM11_REG): Likewise.
7669 (XMM12_REG): Likewise.
7670 (XMM13_REG): Likewise.
7671 (XMM14_REG): Likewise.
7672 (XMM15_REG): Likewise.
7674 (prefix_vex_imm8): Likewise.
7675 (prefix_vex_w): Likewise.
7676 (length_vex): Likewise.
7679 (*avx_ashlti3): Likewise.
7680 (*avx_lshrti3): Likewise.
7681 (*avx_setcc<mode>): Likewise.
7682 (*fop_<mode>_comm_mixed_avx): Likewise.
7683 (*fop_<mode>_comm_avx): Likewise.
7684 (*fop_<mode>_1_mixed_avx): Likewise.
7685 (*fop_<mode>_1_avx): Likewise.
7686 (*avx_<code><mode>3): Likewise.
7687 (*avx_ieee_smin<mode>3): Likewise.
7688 (*avx_ieee_smax<mode>3): Likewise.
7689 (mode): Add OI, V8SF and V4DF.
7690 (length): Support VEX prefix.
7691 (*cmpfp_i_mixed): Set prefix attribute.
7692 (*cmpfp_i_sse): Likewise.
7693 (*cmpfp_iu_mixed): Likewise.
7694 (*cmpfp_iu_sse): Likewise.
7695 (*movsi_1): Support AVX.
7696 (*movdi_2): Likewise.
7697 (*movdi_1_rex64): Likewise.
7698 (*movti_internal): Likewise.
7699 (*movti_rex64): Likewise.
7700 (*movsf_1): Likewise.
7701 (*movdf_nointeger): Likewise.
7702 (*movdf_integer_rex64): Likewise.
7703 (*movtf_internal): Likewise.
7704 (zero_extendsidi2_32): Likewise.
7705 (zero_extendsidi2_rex64): Likewise.
7706 (*extendsfdf2_mixed): Likewise.
7707 (*extendsfdf2_sse): Likewise.
7708 (*truncdfsf_fast_mixed): Likewise.
7709 (*truncdfsf_fast_sse): Likewise.
7710 (*truncdfsf_mixed): Likewise.
7711 (fix_trunc<mode>di_sse): Likewise.
7712 (fix_trunc<mode>si_sse): Likewise.
7713 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7714 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7715 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7716 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7717 (*rcpsf2_sse): Likewise.
7718 (*rsqrtsf2_sse): Likewise.
7719 (*sqrt<mode>2_sse): Likewise.
7720 (sse4_1_round<mode>2): Likewise.
7721 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7722 Support AVX. Set length attribute properly for AVX.
7724 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7725 (VECTOR_MODES (FLOAT, 32)): Likewise.
7726 (VECTOR_MODE (INT, DI, 8)): Likewise.
7727 (VECTOR_MODE (INT, HI, 32)): Likewise.
7728 (VECTOR_MODE (INT, QI, 64)): Likewise.
7729 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7730 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7731 (VECTOR_MODE (INT, DI, 4)): Removed.
7732 (VECTOR_MODE (INT, SI, 8)): Likewise.
7733 (VECTOR_MODE (INT, HI, 16)): Likewise.
7734 (VECTOR_MODE (INT, QI, 32)): Likewise.
7735 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7736 (INT_MODE (OI, 32)): Likewise.
7738 * config/i386/i386.opt (mavx): New.
7741 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7743 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7744 (*mov<mode>_internal_avx): New.
7745 (*movv2sf_internal_rex64_avx): Likewise.
7746 (*movv2sf_internal_avx): Likewise.
7748 * config/i386/predicates.md (const_4_to_5_operand): New.
7749 (const_6_to_7_operand): Likewise.
7750 (const_8_to_11_operand): Likewise.
7751 (const_12_to_15_operand): Likewise.
7752 (avx_comparison_float_operator): Likewise.
7754 * config/i386/sse.md (AVX256MODEI): New.
7755 (AVX256MODE): Likewise.
7756 (AVXMODEQI): Likewise.
7757 (AVXMODE): Likewise.
7758 (AVX256MODEF2P): Likewise.
7759 (AVX256MODE2P): Likewise.
7760 (AVX256MODE4P): Likewise.
7761 (AVX256MODE8P): Likewise.
7762 (AVXMODEF2P): Likewise.
7763 (AVXMODEF4P): Likewise.
7764 (AVXMODEDCVTDQ2PS): Likewise.
7765 (AVXMODEDCVTPS2DQ): Likewise.
7766 (avxvecmode): Likewise.
7767 (avxvecpsmode): Likewise.
7768 (avxhalfvecmode): Likewise.
7769 (avxscalarmode): Likewise.
7770 (avxcvtvecmode): Likewise.
7771 (avxpermvecmode): Likewise.
7772 (avxmodesuffixf2c): Likewise.
7773 (avxmodesuffixp): Likewise.
7774 (avxmodesuffixs): Likewise.
7775 (avxmodesuffix): Likewise.
7776 (vpermilbits): Likewise.
7777 (pinsrbits): Likewise.
7778 (mov<mode>): Likewise.
7779 (*mov<mode>_internal): Likewise.
7780 (push<mode>1): Likewise.
7781 (movmisalign<mode>): Likewise.
7782 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7783 (avx_movdqu<avxmodesuffix>): Likewise.
7784 (avx_lddqu<avxmodesuffix>): Likewise.
7785 (<plusminus_insn><mode>3): Likewise.
7786 (*avx_<plusminus_insn><mode>3): Likewise.
7787 (*avx_vm<plusminus_insn><mode>3): Likewise.
7788 (mul<mode>3): Likewise.
7789 (*avx_mul<mode>3): Likewise.
7790 (*avx_vmmul<mode>3): Likewise.
7791 (divv8sf3): Likewise.
7792 (divv4df3): Likewise.
7793 (avx_div<mode>3): Likewise.
7794 (*avx_div<mode>3): Likewise.
7795 (*avx_vmdiv<mode>3): Likewise.
7796 (avx_rcpv8sf2): Likewise.
7797 (*avx_vmrcpv4sf2): Likewise.
7798 (sqrtv8sf2): Likewise.
7799 (avx_sqrtv8sf2): Likewise.
7800 (*avx_vmsqrt<mode>2): Likewise.
7801 (rsqrtv8sf2): Likewise.
7802 (avx_rsqrtv8sf2): Likewise.
7803 (*avx_vmrsqrtv4sf2): Likewise.
7804 (<code><mode>3): Likewise.
7805 (*avx_<code><mode>3_finite): Likewise.
7806 (*avx_<code><mode>3): Likewise.
7807 (*avx_vm<code><mode>3): Likewise.
7808 (*avx_ieee_smin<mode>3): Likewise.
7809 (*avx_ieee_smax<mode>3): Likewise.
7810 (avx_addsubv8sf3): Likewise.
7811 (avx_addsubv4df3): Likewise.
7812 (*avx_addsubv4sf3): Likewise.
7813 (*avx_addsubv2df3): Likewise.
7814 (avx_h<plusminus_insn>v4df3): Likewise.
7815 (avx_h<plusminus_insn>v8sf3): Likewise.
7816 (*avx_h<plusminus_insn>v4sf3): Likewise.
7817 (*avx_h<plusminus_insn>v2df3): Likewise.
7818 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7819 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7820 (*avx_maskcmp<mode>3): Likewise.
7821 (avx_nand<mode>3): Likewise.
7822 (*avx_<code><mode>3): Likewise.
7823 (*avx_nand<mode>3): Likewise.
7824 (*avx_<code><mode>3): Likewise.
7825 (*avx_cvtsi2ss): Likewise.
7826 (*avx_cvtsi2ssq): Likewise.
7827 (*avx_cvtsi2sd): Likewise.
7828 (*avx_cvtsi2sdq): Likewise.
7829 (*avx_cvtsd2ss): Likewise.
7830 (avx_cvtss2sd): Likewise.
7831 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7832 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7833 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7834 (*avx_cvtsi2sd): Likewise.
7835 (*avx_cvtsi2sdq): Likewise.
7836 (avx_cvtdq2pd256): Likewise.
7837 (avx_cvtpd2dq256): Likewise.
7838 (avx_cvttpd2dq256): Likewise.
7839 (*avx_cvtsd2ss): Likewise.
7840 (*avx_cvtss2sd): Likewise.
7841 (avx_cvtpd2ps256): Likewise.
7842 (avx_cvtps2pd256): Likewise.
7843 (*avx_movhlps): Likewise.
7844 (*avx_movlhps): Likewise.
7845 (avx_unpckhps256): Likewise.
7846 (*avx_unpckhps): Likewise.
7847 (avx_unpcklps256): Likewise.
7848 (*avx_unpcklps): Likewise.
7849 (avx_movshdup256): Likewise.
7850 (avx_movsldup256): Likewise.
7851 (avx_shufps256): Likewise.
7852 (avx_shufps256_1): Likewise.
7853 (*avx_shufps_<mode>): Likewise.
7854 (*avx_loadhps): Likewise.
7855 (*avx_storelps): Likewise.
7856 (*avx_loadlps): Likewise.
7857 (*avx_movss): Likewise.
7858 (*vec_dupv4sf_avx): Likewise.
7859 (*vec_concatv2sf_avx): Likewise.
7860 (*vec_concatv4sf_avx): Likewise.
7861 (*vec_setv4sf_0_avx): Likewise.
7862 (*vec_setv4sf_avx): Likewise.
7863 (*avx_insertps): Likewise.
7864 (avx_vextractf128<mode>): Likewise.
7865 (vec_extract_lo_<mode>): Likewise.
7866 (vec_extract_hi_<mode>): Likewise.
7867 (vec_extract_lo_<mode>): Likewise.
7868 (vec_extract_hi_<mode>): Likewise.
7869 (vec_extract_lo_v16hi): Likewise.
7870 (vec_extract_hi_v16hi): Likewise.
7871 (vec_extract_lo_v32qi): Likewise.
7872 (vec_extract_hi_v32qi): Likewise.
7873 (avx_unpckhpd256): Likewise.
7874 (*avx_unpckhpd): Likewise.
7875 (avx_movddup256): Likewise.
7876 (*avx_movddup): Likewise.
7877 (avx_unpcklpd256): Likewise.
7878 (*avx_unpcklpd): Likewise.
7879 (avx_shufpd256): Likewise.
7880 (avx_shufpd256_1): Likewise.
7881 (*avx_punpckhqdq): Likewise.
7882 (*avx_punpcklqdq): Likewise.
7883 (*avx_shufpd_<mode>): Likewise.
7884 (*avx_storehpd): Likewise.
7885 (*avx_loadhpd): Likewise.
7886 (*avx_loadlpd): Likewise.
7887 (*avx_movsd): Likewise.
7888 (*vec_concatv2df_avx): Likewise.
7889 (*avx_<plusminus_insn><mode>3): Likewise.
7890 (*avx_<plusminus_insn><mode>3): Likewise.
7891 (*avx_mulv8hi3): Likewise.
7892 (*avxv8hi3_highpart): Likewise.
7893 (*avx_umulv8hi3_highpart): Likewise.
7894 (*avx_umulv2siv2di3): Likewise.
7895 (*avx_mulv2siv2di3): Likewise.
7896 (*avx_pmaddwd): Likewise.
7897 (*avx_mulv4si3): Likewise.
7898 (*avx_ashr<mode>3): Likewise.
7899 (*avx_lshr<mode>3): Likewise.
7900 (*avx_ashl<mode>3): Likewise.
7901 (*avx_<code><mode>3): Likewise.
7902 (*avx_eq<mode>3): Likewise.
7903 (*avx_gt<mode>3): Likewise.
7904 (*avx_nand<mode>3): Likewise.
7905 (*avx_nand<mode>3): Likewise.
7906 (*avx_<code><mode>3): Likewise.
7907 (*avx_<code><mode>3): Likewise.
7908 (*avx_packsswb): Likewise.
7909 (*avx_packssdw): Likewise.
7910 (*avx_packuswb): Likewise.
7911 (*avx_punpckhbw): Likewise.
7912 (*avx_punpcklbw): Likewise.
7913 (*avx_punpckhwd): Likewise.
7914 (*avx_punpcklwd): Likewise.
7915 (*avx_punpckhdq): Likewise.
7916 (*avx_punpckldq): Likewise.
7917 (*avx_pinsr<avxmodesuffixs>): Likewise.
7918 (*avx_pinsrq): Likewise.
7919 (*avx_loadld): Likewise.
7920 (*vec_extractv2di_1_rex64_avx): Likewise.
7921 (*vec_extractv2di_1_avx): Likewise.
7922 (*vec_dupv2di_avx): Likewise.
7923 (*vec_concatv2si_avx): Likewise.
7924 (*vec_concatv4si_1_avx): Likewise.
7925 (*vec_concatv2di_avx): Likewise.
7926 (*vec_concatv2di_rex64_avx): Likewise.
7927 (*avx_uavgv16qi3): Likewise.
7928 (*avx_uavgv8hi3): Likewise.
7929 (*avx_psadbw): Likewise.
7930 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7931 (*avx_phaddwv8hi3): Likewise.
7932 (*avx_phadddv4si3): Likewise.
7933 (*avx_phaddswv8hi3): Likewise.
7934 (*avx_phsubwv8hi3): Likewise.
7935 (*avx_phsubdv4si3): Likewise.
7936 (*avx_phsubswv8hi3): Likewise.
7937 (*avx_pmaddubsw128): Likewise.
7938 (*avx_pmulhrswv8hi3): Likewise.
7939 (*avx_pshufbv16qi3): Likewise.
7940 (*avx_psign<mode>3): Likewise.
7941 (*avx_palignrti): Likewise.
7942 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7943 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7944 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7945 (*avx_mpsadbw): Likewise.
7946 (*avx_packusdw): Likewise.
7947 (*avx_pblendvb): Likewise.
7948 (*avx_pblendw): Likewise.
7949 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7950 (avx_ptest256): Likewise.
7951 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7952 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7953 (*avx_aesenc): Likewise.
7954 (*avx_aesenclast): Likewise.
7955 (*avx_aesdec): Likewise.
7956 (*avx_aesdeclast): Likewise.
7957 (avx_vzeroupper): Likewise.
7958 (avx_vzeroupper_rex64): Likewise.
7959 (avx_vpermil<mode>): Likewise.
7960 (avx_vpermilvar<mode>3): Likewise.
7961 (avx_vpermil2<mode>3): Likewise.
7962 (avx_vperm2f128<mode>3): Likewise.
7963 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7964 (avx_vbroadcastss256): Likewise.
7965 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7966 (avx_vinsertf128<mode>): Likewise.
7967 (vec_set_lo_<mode>): Likewise.
7968 (vec_set_hi_<mode>): Likewise.
7969 (vec_set_lo_<mode>): Likewise.
7970 (vec_set_hi_<mode>): Likewise.
7971 (vec_set_lo_v16hi): Likewise.
7972 (vec_set_hi_v16hi): Likewise.
7973 (vec_set_lo_v32qi): Likewise.
7974 (vec_set_hi_v32qi): Likewise.
7975 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7976 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7977 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7978 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7979 (vec_init<mode>): Likewise.
7980 (*vec_concat<mode>_avx): Likewise.
7981 (blendbits): Support V8SF and V4DF.
7982 (sse2_movq128): Support AVX.
7983 (<sse>_movnt<mode>): Likewise.
7984 (sse2_movntv2di): Likewise.
7985 (sse_rcpv4sf2): Likewise.
7986 (sse_sqrtv4sf2): Likewise.
7987 (sse_rsqrtv4sf2): Likewise.
7988 (<sse>_comi): Likewise.
7989 (<sse>_ucomi): Likewise.
7990 (sse_cvtss2si): Likewise.
7991 (sse_cvtss2si_2): Likewise.
7992 (sse_cvtss2siq): Likewise.
7993 (sse_cvtss2siq_2): Likewise.
7994 (sse_cvttss2si): Likewise.
7995 (sse_cvttss2siq): Likewise.
7996 (sse2_cvtsd2si): Likewise.
7997 (sse2_cvtsd2si_2): Likewise.
7998 (sse2_cvtsd2siq): Likewise.
7999 (sse2_cvtsd2siq_2): Likewise.
8000 (sse2_cvttsd2si): Likewise.
8001 (sse2_cvttsd2siq): Likewise.
8002 (sse2_cvtdq2pd): Likewise.
8003 (*sse2_cvtpd2dq): Likewise.
8004 (*sse2_cvttpd2dq): Likewise.
8005 (*sse2_cvtpd2ps): Likewise.
8006 (sse2_cvtps2pd): Likewise.
8007 (sse3_movshdup): Likewise.
8008 (sse3_movsldup): Likewise.
8009 (sse_storehps): Likewise.
8010 (*sse4_1_extractps): Likewise.
8011 (sse2_storelpd): Likewise.
8012 (vec_dupv2df_sse3): Likewise.
8013 (*vec_concatv2df_sse3): Likewise.
8014 (*sse4_1_pextrb): Likewise.
8015 (*sse4_1_pextrb_memory): Likewise.
8016 (*sse2_pextrw): Likewise.
8017 (*sse4_1_pextrw_memory): Likewise.
8018 (*sse4_1_pextrd): Likewise.
8019 (*sse4_1_pextrq): Likewise.
8020 (sse2_pshufd_1): Likewise.
8021 (sse2_pshuflw_1): Likewise.
8022 (sse2_pshufhw_1): Likewise.
8023 (*sse2_storeq_rex64): Likewise.
8024 (*vec_dupv4si): Likewise.
8025 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8026 (sse2_pmovmskb): Likewise.
8027 (*sse2_maskmovdqu): Likewise.
8028 (*sse2_maskmovdqu_rex64): Likewise.
8029 (sse_ldmxcsr): Likewise.
8030 (sse_stmxcsr): Likewise.
8031 (abs<mode>2): Likewise.
8032 (sse4_1_movntdqa): Likewise.
8033 (sse4_1_phminposuw): Likewise.
8034 (sse4_1_extendv8qiv8hi2): Likewise.
8035 (*sse4_1_extendv8qiv8hi2): Likewise.
8036 (sse4_1_extendv4qiv4si2): Likewise.
8037 (*sse4_1_extendv4qiv4si2): Likewise.
8038 (sse4_1_extendv2qiv2di2): Likewise.
8039 (*sse4_1_extendv2qiv2di2): Likewise.
8040 (sse4_1_extendv4hiv4si2): Likewise.
8041 (*sse4_1_extendv4hiv4si2): Likewise.
8042 (sse4_1_extendv2hiv2di2): Likewise.
8043 (*sse4_1_extendv2hiv2di2): Likewise.
8044 (sse4_1_extendv2siv2di2): Likewise.
8045 (*sse4_1_extendv2siv2di2): Likewise.
8046 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8047 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8048 (sse4_1_zero_extendv4qiv4si2): Likewise.
8049 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8050 (sse4_1_zero_extendv2qiv2di2): Likewise.
8051 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8052 (sse4_1_zero_extendv4hiv4si2): Likewise.
8053 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8054 (sse4_1_zero_extendv2hiv2di2): Likewise.
8055 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8056 (sse4_1_zero_extendv2siv2di2): Likewise.
8057 (*sse4_1_zero_extendv2siv2di2): Likewise.
8058 (sse4_1_ptest): Likewise.
8059 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8060 (sse4_2_pcmpestri): Likewise.
8061 (sse4_2_pcmpestrm): Likewise.
8062 (sse4_2_pcmpistri): Likewise.
8063 (sse4_2_pcmpistrm): Likewise.
8065 (aeskeygenassist): Likewise.
8067 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8069 * config/i386/predicates.md (vzeroall_operation): New.
8071 * config/i386/sse.md (avx_vzeroall): New.
8072 (*avx_vzeroall): Likewise.
8074 2008-08-28 Paul Brook <paul@codesourcery.com>
8075 Mark Shinwell <shinwell@codesourcery.com>
8076 Richard Earnshaw <richard.earnshaw@arm.com>
8078 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8079 (TARGET_MIN_ANCHOR_OFFSET): New.
8080 (arm_override_options): Set correct anchor ranges for Thumb-1
8081 and Thumb-2 if required.
8082 (legitimize_pic_address): Handle case involving a TLS symbol
8083 reference with an addend.
8084 (arm_optimization_options): Enable section anchors at -O1 and
8086 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8087 * config/arm/arm-protos.h (arm_optimization_options): New.
8089 2008-08-28 Nick Clifton <nickc@redhat.com>
8091 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8092 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8095 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8096 * config/v850/v850.md (return): Remove frame size restriction.
8098 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8100 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8102 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8104 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8106 2008-08-28 Paul Brook <paul@codesourcery.com>
8108 * config/arm/vfp11.md: Update license notice.
8109 * config/arm/cortex-r4.md: Ditto.
8111 2008-08-28 Richard Guenther <rguenther@suse.de>
8113 PR tree-optimization/37207
8114 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8117 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8120 * tree.c (int_fits_type_p): Don't forget unsigned integers
8121 of type sizetype which higher end word equals -1.
8123 2008-08-28 Ira Rosen <irar@il.ibm.com>
8125 * target.h (struct vectorize): Add new target builtin.
8126 * tree-vectorizer.c (destroy_loop_vec_info): Call
8127 vect_free_slp_instance instead of vect_free_slp_node.
8128 * tree-vectorizer.h (enum slp_load_perm_type): New.
8129 (struct _slp_instance): Add new fields.
8130 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8131 (SLP_INSTANCE_LOADS): New.
8132 (vect_free_slp_tree): Remove.
8133 (vect_free_slp_instance): Declare.
8134 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8135 (vectorizable_load): Add argument.
8136 (vect_transform_slp_perm_load): New.
8137 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8139 (vect_get_place_in_interleaving_chain): New function.
8140 (vect_free_slp_tree): Make static.
8141 (vect_free_slp_instance): New function.
8142 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8143 collect the load location in the interleaving chain.
8144 (vect_supported_slp_permutation_p): New function.
8145 (vect_supported_load_permutation_p): Likewise.
8146 (vect_analyze_slp_instance): In case of loads permutation, call
8147 vect_supported_load_permutation_p to check that the permutation is
8149 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8150 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8151 (vect_create_mask_and_perm): New function.
8152 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8153 (vectorizable_load): Add an argument. Don't keep the created vectors
8154 statements in the node if permutation is required. Call
8155 vect_transform_slp_perm_load to generate the permutation.
8156 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8157 additional argument.
8158 (vect_schedule_slp_instance): In case of loads permutation, allocate
8159 vectorized statements structure for all the related SLP nodes. Call
8160 vect_transform_stmt with addditional argument.
8161 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8162 * config/spu/spu.c (spu_builtin_vec_perm): New.
8163 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8164 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8165 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8166 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8168 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8170 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8171 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8172 __gthread_cond_signal, __gthread_cond_timedwait,
8173 __gthread_cond_timedwait_recursive): New functions.
8174 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8176 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8179 2008-08-28 Richard Guenther <rguenther@suse.de>
8182 * fold-const.c (maybe_canonicalize_comparison_1): Require
8183 undefined overflow only for canonicalizing A +- CST cmp CST.
8184 Make sure to not generate new constants that are not inside
8185 their TYPE_MIN/MAX_VALUE range.
8186 (maybe_canonicalize_comparison): Remove undefined overflow
8188 (fold_binary): Remove now duplicate folding.
8190 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8192 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8193 use not updated in the last change.
8195 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8197 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8198 (IRA_COVER_CLASSES): Add FPUL_REGS.
8200 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8203 * c-common.c (conversion_warning): Check for null operands.
8205 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8208 * c-decl.c (check_for_loop_decls): Improve error message. Give
8211 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8214 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8215 (convert_for_assignment): Pass corrent OPT_W* parameter to
8216 WARN_FOR_ASSIGNMENT.
8218 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8221 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8223 2008-08-27 Paul Brook <paul@codesourcery.com>
8225 * config.gcc: Loosen checks for arm uclinux eabi targets.
8227 2008-08-27 Paul Brook <paul@codesourcery.com>
8229 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8231 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8233 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8235 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8236 the enumerators of an ENUMERAL_TYPE.
8237 * dbxout.c (dbxout_type): Ditto.
8239 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8242 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8243 (fwprop_addr): Check that the loop_father is not the outer loop.
8245 2008-08-26 Paul Brook <paul@codesourcery.com>
8247 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8248 Remove documentation entry for fmul type.
8249 Use fmuls to annotate single-precision multiplication patterns,
8250 fmuld to annotate double-precision multiplication patterns,
8251 fmacs to annotate single-precision multiply-accumulate patterns
8252 and fmacd to annotate double-precision multiply-accumulate patterns.
8253 * config/arm/vfp11.md: Update reservations accordingly.
8254 * config/arm/arm.md: Note that certain values of the "type"
8255 attribute are documented in vfp.md.
8256 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8257 (v10_cvt): Use new fmul types.
8259 2008-08-26 Paul Brook <paul@codesourcery.com>
8261 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8262 * config/arm/vfp11.md: ...here. New.
8263 * config/arm/arm.md: Include vfp11.md.
8265 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8267 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8268 parameter to inform call.
8270 2008-08-26 Jeff Law <law@redhat.com>
8272 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8273 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8274 preferred class when copying a constant into a partial word register.
8276 2008-08-26 Ben Elliston <bje@au.ibm.com>
8278 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8279 * cp/typeck.c: Likewise.
8280 * cp/tree.c: Likewise.
8281 * gimple-low.c: Likewise.
8284 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8286 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8287 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8289 * doc/passes.texi: Describe IRA.
8291 * doc/tm.texi (IRA_COVER_CLASSES,
8292 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8294 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8295 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8296 -fira-propagate-cost, -fno-ira-share-save-slots,
8297 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8299 * flags.h (ira_algorithm): New enumeration.
8300 (flag_ira_algorithm, flag_ira_verbose): New external variable
8303 * postreload.c (gate_handle_postreload): Don't do post reload
8304 optimizations unless the reload is completed.
8306 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8309 * tree-pass.h (pass_ira): New external variable declaration.
8311 * reload.h: Add 2008 to the Copyright.
8313 * cfgloopanal.c: Include params.h.
8314 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8317 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8319 * toplev.c (ira.h): New include.
8320 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8321 (backend_init_target): Call ira_init.
8322 (backend_init): Call ira_init_once.
8323 (finalize): Call finish_ira_once.
8325 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8326 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8329 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8330 may_move_out_cost): New external variable declarations.
8331 (move_table): New typedef.
8333 * caller-save.c: Include headers output.h and ira.h.
8334 (no_caller_save_reg_set): New global variable.
8335 (save_slots_num, save_slots): New variables.
8336 (reg_save_code, reg_restore_code, add_stored_regs): Add
8338 (init_caller_save): Set up no_caller_save_reg_set.
8339 (init_save_areas): Reset save_slots_num.
8340 (saved_hard_reg): New structure.
8341 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8342 (initiate_saved_hard_regs, new_saved_hard_reg,
8343 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8345 (setup_save_areas): Add code for sharing stack slots.
8346 (all_blocks): New variable.
8347 (save_call_clobbered_regs): Process pseudo-register too.
8348 (mark_set_regs): Process pseudo-register too.
8349 (insert_one_insn): Put the insn after bb note in a empty basic
8350 block. Add insn check.
8352 * global.c (eliminable_regset): Make it external.
8353 (mark_elimination): Use DF_LR_IN for IRA.
8354 (pseudo_for_reload_consideration_p): New.
8355 (build_insn_chain): Make it external. Don't ignore spilled
8356 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8357 (gate_handle_global_alloc): New function.
8358 (pass_global_alloc): Add the gate function.
8360 * opts.c (decode_options): Set up flag_ira. Print the warning for
8362 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8364 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8366 * regmove.c (regmove_optimize): Don't do replacement of output for
8369 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8370 New external variable declarations.
8372 * local-alloc.c (update_equiv_regs): Make it external. Return
8373 true if jump label rebuilding should be done. Rescan new_insn for
8375 (gate_handle_local_alloc): New function.
8376 (pass_local_alloc): Add the gate function.
8378 * alias.c (value_addr_p, stack_addr_p): New functions.
8379 (nonoverlapping_memrefs_p): Use them for IRA.
8381 * common.opt (fira, fira-algorithm, fira-coalesce,
8382 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8383 fira-verbose): New options.
8385 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8386 move_cost, may_move_in_cost, may_move_out_cost): Make the
8388 (move_table): Remove typedef.
8389 (init_move_cost): Make it external.
8390 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8393 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8394 setup_reg_classes): New function prototypes.
8395 (eliminable_regset): New external variable declaration.
8396 (build_insn_chain, update_equiv_regs): New function prototypes.
8398 * Makefile.in (IRA_INT_H): New definition.
8399 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8400 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8401 (reload1.o, toplev.o): Add dependence on ira.h.
8402 (cfgloopanal.o): Add PARAMS_H.
8403 (caller-save.o): Add dependence on output.h and ira.h.
8404 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8405 ira-emit.o, ira-lives.o): New entries.
8407 * passes.c (pass_ira): New pass.
8409 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8411 * reload1.c (ira.h): Include the header.
8412 (changed_allocation_pseudos): New bitmap.
8413 (init_reload): Initiate the bitmap.
8414 (compute_use_by_pseudos): Permits spilled registers in FROM.
8415 (temp_pseudo_reg_arr): New variable.
8416 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8417 IRA. Call alter_reg with the additional parameter. Don't clear
8418 spilled_pseudos for IRA. Restore original insn chain for IRA.
8419 Clear changed_allocation_pseudos at the end of reload.
8420 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8421 (hard_regno_to_pseudo_regno): New variable.
8422 (count_pseudo): Check spilled pseudos. Set up
8423 hard_regno_to_pseudo_regno.
8424 (count_spilled_pseudo): Check spilled pseudos. Update
8425 hard_regno_to_pseudo_regno.
8426 (find_reg): Use better_spill_reload_regno_p. Check
8427 hard_regno_to_pseudo_regno.
8428 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8430 (eliminate_regs_1): Use additional parameter for alter_reg.
8431 (finish_spills): Set up pseudo_previous_regs only for spilled
8432 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8433 more arguments. Don't clear live_throughout and dead_or_set for
8434 spilled pseudos. Use additional parameter for alter_reg. Call
8435 mark_allocation_change. Set up changed_allocation_pseudos.
8436 Remove sanity check.
8437 (emit_input_reload_insns, delete_output_reload): Use additional
8438 parameter for alter_reg. Call mark_allocation_change.
8439 (substitute, gen_reload_chain_without_interm_reg_p): New
8441 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8443 * testsuite/gcc.dg/20080410-1.c: New file.
8445 * config/s390/s390.h (IRA_COVER_CLASSES,
8446 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8448 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8450 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8452 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8454 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8456 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8458 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8460 2008-08-24 Jeff Law <law@redhat.com>
8461 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8462 when ignoring unavailable registers.
8464 2008-08-24 Jeff Law <law@redhat.com>
8465 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8466 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8467 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8468 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8470 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8471 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8473 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8474 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8475 * reload1.c (find_reg): Process registers in register allocation order.
8477 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8478 * toplev.c (backend_init_target): Move ira_init call from
8480 (lang_dependent_init_target): ...to here.
8482 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8483 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8484 calculate memory move costs for NO_REGS.
8486 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8487 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8488 STACK_REGS is defined.
8490 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8491 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8493 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8494 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8496 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8497 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8498 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8501 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8502 Dorit Nuzman <dorit@il.ibm.com>
8504 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8505 vec_extract_evenv4sf, vec_extract_evenv8hi,
8506 vec_extract_evenv16qi, vec_extract_oddv4si,
8507 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8508 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8509 vec_interleave_highv4si, vec_interleave_lowv4si,
8510 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8511 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8512 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8514 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8517 * config/rs6000/rs6000.c (optimization_options): Don't default to
8518 section anchors without toplevel reorder.
8520 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8522 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8523 (mfc_end_critical_section): Likewise.
8525 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8527 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8528 all type qualifiers from element type to vector type.
8530 2008-08-25 David Daney <ddaney@avtrex.com>
8532 * config/mips/mips.md (immediate_insn): Move up in file, fix
8533 comment typo, reformat.
8534 (fetchop_bit, atomic_hiqi_op memory_barrier,
8535 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8536 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8537 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8538 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8539 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8540 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8541 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8542 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8543 sync_old_nand<mode>, sync_new_nand<mode>,
8544 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8545 test_and_set_12): Moved to sync.md.
8547 * config/mips/sync.md: New file.
8549 2008-08-25 Richard Henderson <rth@redhat.com>
8551 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8552 (regsave): Likewise.
8553 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8554 (output_cfi_directive): Likewise.
8555 (div_data_align): New.
8556 (output_cfi): Use it.
8558 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8560 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8561 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8562 (TARGET_OCTEON): New macro.
8563 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8564 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8565 (ISA_HAS_POP): New macro.
8566 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8568 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8570 * config/mips/mips.md (cpu): Add octeon.
8571 (type): Add pop attribute value.
8572 (popcount<mode>2): New pattern.
8573 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8575 2008-08-24 Jan Hubicka <jh@suse.cz>
8577 * doc/invoke.texi (-fipa-cp-clone): New option.
8578 (-fipa-cp): Update docs.
8579 (--param ipcp-unit-growth):New.
8580 * ipa-cp.c: Include fibheap.h, params.h
8581 (ipcp_initialize_node_lattices): When not cloning, all externally
8582 visible functions are bottom.
8583 (ipcp_need_redirect_p): Accept clones.
8584 (ipcp_insert_stage): Use cost driven heuristics.
8585 (max_count, dead_nodes): New static vars.
8586 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8587 ipcp_const_param_count): New functions.
8588 * common.opt (ipa-cp-clone): New command line option.
8589 * params.def (ipcp-unit-growth): New.
8591 2008-08-24 Jan Hubicka <jh@suse.cz>
8593 * tree-inline.c (tree_function_versioning): Look harder
8594 for referenced vars.
8596 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8598 PR tree-optimization/37185
8599 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8601 2008-08-23 Jan Hubicka <jh@suse.cz>
8603 * ipa-cp.c (ipcp_analyze_node): New function.
8604 (ipcp_update_cloned_node): Use it.
8605 (ipcp_init_stage): Likewise.
8606 * ipa-inline.c (function_insertion_hook_holder): New static var.
8607 (analyze_function): Break out from ....
8608 (inline_generate_summary): Here; register insertion hook.
8609 (cgraph_decide_inlining): Remove hook.
8610 (add_new_function): New function.
8612 2008-08-23 Jan Hubicka <jh@suse.cz>
8614 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8616 2008-08-23 Jan Hubicka <jh@suse.cz>
8618 * ipa-cp.c (constant_val_insert): Remove.
8619 (ipcp_propagate_one_const): Remove.
8620 (ipcp_create_replace_map): Always insert replacements to the map.
8621 (ipcp_insert_stage): Do not try to insert statements by hand.
8622 * tree-inline.c (insert_init_stmt): Break out from ...
8623 (setup_one_parameter): ... here; allow NULL BB pointer.
8624 (tree_function_versioning): Use setup_one_parameter to process
8627 2008-08-23 Jan Hubicka <jh@suse.cz>
8629 * tree.c (decl_address_ip_invariant_p): New function.
8630 * tree.h (decl_address_ip_invariant_p): Declare.
8631 * gimple.c (strip_invariant_refs): Break out from ...
8632 (is_gimple_invariant_address): ... here
8633 (is_gimple_ip_invariant_address): New function.
8634 (is_gimple_ip_invariant): New function.
8635 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8638 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8639 (ipcp_lat_is_insertable): All constants are insertable.
8640 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8641 IPA_CONST_VALUE_REF.
8642 (ipcp_initialize_node_lattices): Propagate all types of operands.
8643 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8644 (ipcp_create_replace_map): Reformat.
8645 (ipcp_need_redirect_p): Simplify.
8646 (ipcp_insert_stage): Check that argument is used before clonning.
8647 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8649 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8650 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8651 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8652 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8653 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8654 * tree-inline.c (tree_function_versioning): Add variables referenced
8657 2008-08-23 Jan Hubicka <jh@suse.cz>
8660 * i386.c (standard_80387_constant_p): Use optimize_size.
8662 2008-08-23 Ira Rosen <irar@il.ibm.com>
8664 PR tree-optimization/37161
8665 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8666 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8667 (vect_determine_vectorization_factor): Move the scalar type
8668 retrieval to vect_get_smallest_scalar_type.
8669 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8670 scalar type. Remove redundant computation.
8671 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8672 (vect_get_slp_defs): Take the type of RHS into account if
8673 necessary by calling vect_get_smallest_scalar_type. Call
8674 vect_get_constant_vectors with additional argument.
8676 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8679 * doc/invoke.texi (Wwrite-strings): Clarify description.
8681 2008-08-23 Ira Rosen <irar@il.ibm.com>
8683 PR tree-optimization/37174
8684 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8685 def stmt is a part of the loop before accessing its stmt_vec_info.
8687 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8690 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8691 (*swap): New insn pattern.
8692 (*ashlqi3): Rename from ashlqi3 insn pattern.
8693 (ashlqi3): New expanders.
8694 (*lshrqi3): Rename from lshrqi3 insn pattern.
8695 (lshrqi3): New expanders.
8696 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8697 lshrqi3_const5, lshrqi3_const6): New splitters.
8698 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8699 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8702 2008-08-22 Richard Guenther <rguenther@suse.de>
8704 PR tree-optimization/37078
8705 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8706 [+INF, +INF] ranges.
8708 2008-08-22 Richard Guenther <rguenther@suse.de>
8710 PR tree-optimization/37143
8711 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8712 a conversion statement instead of a copy.
8714 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8717 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8718 CCCmode, CCOmode and CCSmode destination modes.
8721 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8722 from different units in a single alternative.
8723 (*vec_extractv2sf_1): Ditto.
8724 (*vec_extractv2si_0): Ditto.
8725 (*vec_extractv2si_1): Ditto.
8726 * config/i386/sse.md (sse2_storehpd): Ditto.
8727 (sse2_storelpd): Ditto.
8728 (sse2_loadhpd): Ditto.
8729 (sse2_loadlpd): Ditto.
8732 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8733 (popcountsi2): Ditto.
8734 (clzdi2_abm): Ditto.
8735 (popcountdi2): Ditto.
8736 (clzhi2_abm): Ditto.
8737 (popcounthi2): Ditto.
8739 2008-08-22 Richard Guenther <rguenther@suse.de>
8743 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8744 if the multiplication does not overflow.
8746 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8748 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8750 2008-08-21 Richard Henderson <rth@redhat.com>
8752 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8753 spurrious comma from test.
8754 * configure: Rebuild.
8756 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8759 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8762 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8764 * c-tree.h (grokfield): New argument.
8765 * c-decl.c (grokfield): Handle new location argument.
8766 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8768 2008-08-21 Richard Guenther <rguenther@suse.de>
8770 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8772 2008-08-21 Jan Hubicka <jh@suse.cz>
8774 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8775 (cgraph_add_function_insertion_hook,
8776 cgraph_remove_function_insertion_hook,
8777 cgraph_call_function_insertion_hooks): New functions.
8778 * cgraph.h (cgraph_add_function_insertion_hook,
8779 cgraph_remove_function_insertion_hook,
8780 cgraph_call_function_insertion_hooks): Declare.
8781 * ipa-reference.c (function_insertion_hook_holder): New variable.
8782 (check_operand, look_for_address_of): When checking late, do not care
8783 about module bitmaps.
8784 (add_new_function): New function.
8785 (generate_summary): Register hooks; zero module bitmaps.
8786 (propagate): Unregister hooks.
8787 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8788 (add_new_function): New function.
8789 (generate_summary): Register hook.
8790 (propagate): Remove hook.
8792 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8794 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8795 * ipa-cp.c (ipcp_update_cloned_node): New function.
8796 (build_const_val): Handle functions correctly; bring type logic
8797 into sync with tree-inline.c
8798 (ipcp_init_stage): Take care of computing stuff needed by
8799 indirect inlining; update clones.
8800 (ipcp_generate_summary): Break out of ipcp_driver.
8801 (ipcp_driver): Do only execution and transformation.
8802 (pass_ipa_cp): Make IPA_PASS.
8803 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8805 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8806 ipcp, some info is already available.
8807 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8808 * tree-inline.c (remap_ssa_name): Unshare expression.
8810 2008-08-21 Richard Guenther <rguenther@suse.de>
8812 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8813 a PHI ask VN if it is already available.
8814 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8815 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8817 2008-08-21 Richard Guenther <rguenther@suse.de>
8820 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8821 makes sure to produce a result of the correct type.
8823 2008-08-21 Jan Hubicka <jh@suse.cz>
8824 Backport from LTO branch:
8826 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8827 Jan Hubicka <jh@suse.cz>
8830 (init_state, finish_state, set_function_state, generate_summary):
8832 (scan_stmt): Renamed from scan_function. Changed to keep state in
8833 local static vars rather than cgraph aux field.
8834 (propagate): Renamed from static_execute. Changed to keep state in
8835 local static vars rather than cgraph aux field.
8836 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8837 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8839 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8841 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8842 * ipa-reference.c (init_function_info, generate_summary,
8843 propagate): New functions.
8844 (analyze_function): Call init_function_info.
8845 (static_execute): Stripped into generate_summary and propagate.
8846 (pass_ipa_reference): Made into ipa_opt_pass.
8848 2008-08-21 Richard Guenther <rguenther@suse.de>
8850 PR tree-optimization/37181
8851 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8853 (extract_range_from_unary_expr): Likewise.
8855 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8857 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8859 * toplev.h (pedwarn_at): Likewise.
8860 * builtins.c: Update all calls to pedwarn.
8861 * c-lex.c: Likewise.
8862 * toplev.c: Likewise.
8863 * c-tree.h: Likewise.
8864 * c-decl.c: Likewise.
8865 * c-errors.c: Likewise.
8866 * c-typeck.c: Likewise.
8867 * c-common.c: Likewise.
8868 * c-parser.c: Likewise.
8870 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8873 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8874 with MODE_VECTOR_INT mode.
8876 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8879 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8880 initialized outside the current module.
8881 (warn_uninitialized_var): Ignore left-hand side when walking the
8882 trees. Ignore address expressions. Examine VUSE operands in gimple
8883 statements with a variable declaration on the right-hand side.
8885 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8888 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8890 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8893 * c-common.c (conversion_warning): Do not warn if applying bit-and
8894 operator to unsigned constant that fits in the target type.
8896 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8899 * c-common.c (conversion_warning): Do not warn for artificial
8902 2008-08-20 Richard Guenther <rguenther@suse.de>
8904 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8905 (extract_range_from_binary_expr): Fall back to constant propagation.
8906 (extract_range_from_unary_expr): Likewise.
8908 2008-08-20 Richard Guenther <rguenther@suse.de>
8910 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8911 with TREE_THIS_VOLATILE on shared nodes.
8912 (fold_stmt_r): Likewise.
8914 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8917 * c-parser.c (c_parser_attributes): For keywords use canonical
8918 spelling for attr_name.
8920 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8922 * value-prof.c (check_counter): Revert wrong call to error.
8924 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8926 * profile.c: Update calls to inform.
8927 * value-prof.c: Update calls to inform.
8929 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8931 * diagnostic.c (inform): Add an explicit location_t parameter.
8932 * toplev.h (inform): Update declaration.
8933 * builtins.c: Update all calls to inform.
8934 * c-common.c: Likewise.
8935 * c-decl.c: Likewise.
8936 * c-opts.c: Likewise.
8937 * c-pch.c: Likewise.
8938 * c-pragma.c: Likewise.
8939 * c-typeck.c: Likewise.
8940 * coverage.c: Likewise.
8942 * toplev.c: Likewise.
8943 * tree-cfg.c: Likewise.
8944 * tree-ssa.c: Likewise.
8946 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8949 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8950 V2DI mode, for SSE4.1, use movq instead of vector set if the
8951 second element is zero and inter-unit moves are OK.
8953 2008-08-20 Richard Guenther <rguenther@suse.de>
8955 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8956 properly handle conversion/copy chains after tuplification.
8958 2008-08-20 Richard Guenther <rguenther@suse.de>
8960 * passes.c (init_optimization_passes): Move the second
8961 forwprop pass before alias computation. Remove the second
8962 DCE pass. Remove the first dominator and phi copy/const
8965 2008-08-20 Nick Clifton <nickc@redhat.com>
8967 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8968 support of this feature. Do not assume that a sufficiently new
8969 assembler will support the feature regardless of the target type.
8970 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8971 * configure: Regenerate.
8973 2008-08-20 Richard Guenther <rguenther@suse.de>
8975 * tree-vrp.c (found_in_subgraph): Remove.
8976 (live): New global static.
8977 (live_on_edge): New function.
8978 (blocks_visited): Remove.
8979 (register_edge_assert_for_2): Use live_on_edge.
8980 (find_conditional_asserts): Remove code dealing with
8981 found_in_subgraph. Do not walk the CFG.
8982 (find_switch_asserts): Likewise.
8983 (find_assert_locations_1): Renamed from find_assert_locations.
8984 Move finding assert locations for conditional and switch
8985 statements first. Update live bitmap. Do not walk the CFG.
8986 (find_assert_locations): New function.
8987 (insert_range_assertions): Remove entry of CFG walk.
8988 Adjust call to find_assert_locations.
8989 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8990 that only can appear because of fake exit edges but assert we
8991 never try to insert on those.
8992 (fini_pre): Do not remove fake exit edges here...
8993 (execute_pre): ...but here, before committing edge inserts.
8995 2008-08-19 Richard Guenther <rguenther@suse.de>
8997 * passes.c (init_optimization_passes): Exchange store-ccp
9000 2008-08-19 Rafael Espíndola <espindola@google.com>
9002 * varasm.c (weak_decls): Move earlier in the file.
9003 (assemble_external): Add weak decls to the weak_decls list.
9004 (declare_weak): Don't add decls to the weak_decls list.
9006 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9009 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9010 before (sse2_shufpd_<mode>).
9012 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9015 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9016 * tree.c (block_nonartificial_location): Likewise.
9018 2008-08-19 Richard Guenther <rguenther@suse.de>
9020 PR tree-optimization/35972
9021 PR tree-optimization/23094
9022 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9024 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9025 handle MISALIGNED_INDIRECT_REF.
9026 (get_ref_from_reference_ops): New helper.
9027 (vn_reference_lookup_pieces): Walk the use-def chain using the
9028 alias-oracle if requested.
9029 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9030 walking the use-def chain.
9031 (compute_avail): But not here.
9032 (create_component_ref_by_pieces_1): Properly handle
9033 MISALIGNED_INDIRECT_REF.
9034 (do_regular_insertion): Handle fully redundant
9035 expressions after PHI-translation also for SSA_NAME values, not
9036 only constants. Correctly use edoubleprime for that.
9038 2008-08-19 Ira Rosen <irar@il.ibm.com>
9040 * tree-vectorizer.c (supportable_widening_operation): Support
9041 multi-step conversion, return the number of steps in such conversion
9042 and the required intermediate types.
9043 (supportable_narrowing_operation): Likewise.
9044 * tree-vectorizer.h (vect_pow2): New function.
9045 (supportable_widening_operation): Change argument types.
9046 (supportable_narrowing_operation): Likewise.
9047 (vectorizable_type_promotion): Add an argument.
9048 (vectorizable_type_demotion): Likewise.
9049 * tree-vect-analyze.c (vect_analyze_operations): Call
9050 vectorizable_type_promotion and vectorizable_type_demotion with
9051 additional argument.
9052 (vect_get_and_check_slp_defs): Detect patterns.
9053 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9055 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9056 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9057 factor according to the smallest type in the loop.
9058 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9059 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9060 supportable_widening_operation with correct arguments.
9061 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9062 operands lists according to the number of vector statements in left
9063 or right node, if exists.
9064 (vect_gen_widened_results_half): Remove unused argument.
9065 (vectorizable_conversion): Call supportable_widening_operation,
9066 supportable_narrowing_operation, and vect_gen_widened_results_half
9067 with correct arguments.
9068 (vectorizable_assignment): Change documentation, support multiple
9070 (vectorizable_operation): Likewise.
9071 (vect_get_loop_based_defs): New function.
9072 (vect_create_vectorized_demotion_stmts): Likewise.
9073 (vectorizable_type_demotion): Support loop-aware SLP and general
9074 multi-step conversion. Call vect_get_loop_based_defs and
9075 vect_create_vectorized_demotion_stmts for transformation.
9076 (vect_create_vectorized_promotion_stmts): New function.
9077 (vectorizable_type_promotion): Support loop-aware SLP and general
9078 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9080 (vectorizable_store): Change documentation, support multiple
9082 (vectorizable_load): Likewise.
9083 (vect_transform_stmt): Pass SLP_NODE to
9084 vectorizable_type_promotion and vectorizable_type_demotion.
9085 (vect_schedule_slp_instance): Move here the calculation of number
9086 of vectorized statements for each node from...
9087 (vect_schedule_slp): ... here.
9088 (vect_transform_loop): Call vect_schedule_slp without the last
9091 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9094 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9095 to == in assert statement.
9096 (vectorizable_reduction): Fix typo.
9098 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9101 * value-prof.c (check_counter): Dereference pointer to overall
9102 count when printing it.
9104 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9106 * profile.h: Really add it.
9108 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9110 * mcf.c: Really add it.
9112 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9113 Vinodha Ramasamy <vinodha@google.com>
9115 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9117 * value-prof.c (check_counter): Fix the counter if
9118 flag_profile_correction is true.
9119 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9120 tree_mod_subtract_transform):
9121 Follow check_counter parameter change.
9122 * common.opt (fprofile-correction): New option.
9124 * profile.h: Likewise.
9125 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9126 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9127 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9129 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9130 flag_profile_correction is set.
9132 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9134 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9136 2008-08-18 Tomas Bily <tbily@suse.cz>
9138 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9139 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9141 * tree-data-ref.c (split_constant_offset_1): Likewise.
9142 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9143 * tree-sra.c (sra_walk_expr): Likewise.
9144 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9145 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9146 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9147 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9149 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9150 * tree-vect-transform.c (vectorizable_type_demotion)
9151 (vectorizable_type_promotion): Likewise.
9152 * tree-inline.c (expand_call_inline):
9153 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9154 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9155 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9156 * expr.c (expand_expr_real_1): Likewise.
9157 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9158 (gimple_assign_unary_useless_conversion_p): Likewise.
9159 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9160 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9161 * fold-const.c (fold_unary): Likewise.
9162 * tree.h (CONVERT_EXPR_P): Likewise.
9163 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9164 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9166 (register_edge_assert_for_2, extract_range_from_unary_expr)
9167 (register_edge_assert_for_1): Likewise.
9169 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9171 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9172 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9173 (enum real_value_const): Delete.
9174 (get_real_const): Delete.
9175 * real.c (get_real_const): Delete.
9176 (dconst_e_ptr): Define.
9177 (dconst_third_ptr): Define.
9178 (dconst_sqrt2_ptr): Define.
9179 * builtins.c: Update all callers.
9181 2008-08-18 Richard Guenther <rguenther@suse.de>
9183 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9184 statement iterator after statement removal.
9186 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9188 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9189 (detect_processor_freebsd): Likewise.
9190 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9192 2008-08-18 Richard Guenther <rguenther@suse.de>
9194 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9195 and loads have the correct types.
9197 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9200 * c-opts.c (cpp_opts): Remove static.
9201 * c-parser.c (cpp_opts): Declare it extern.
9202 (disable_extension_diagnostics): Handle cpp options.
9203 (enable_extension_diagnostics): Likewise.
9205 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9207 * diagnostics.c (permerror_at): Rename as permerror.
9208 (permerror): Delete.
9209 * toplev.h: Likewise.
9211 2008-08-18 Richard Guenther <rguenther@suse.de>
9213 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9214 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9215 Move call_cdce before build_alias. Move copyrename2,
9216 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9217 right after final inlining.
9218 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9219 (pass_build_cfg): But instead via TODO_dump_func.
9221 2008-08-18 Richard Guenther <rguenther@suse.de>
9223 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9225 (scalarize_init): If we failed to generate some initializers
9226 do not generate zeros for not instantiated members. Instead
9227 rely on the copy out.
9228 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9229 about missing flow-sensitive alias info only if we have
9232 2008-08-17 Nick Clifton <nickc@redhat.com>
9234 * doc/extend.texi (Function Attributes): Fix typo in description
9235 if hot function attribute.
9237 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9238 Richard Sandiford <rdsandiford@googlemail.com>
9240 * doc/install.texi (--with-mips-plt): Document.
9241 * doc/invoke.texi (-mplt, -mno-plt): Document.
9242 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9243 and handle ${with_mips_plt}.
9244 * config/mips/mips.opt (mplt): New option.
9245 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9246 (TARGET_ABICALLS_PIC2): Likewise.
9247 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9248 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9249 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9250 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9251 to decide whether to output ".option picX" directives.
9252 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9253 Pass -call_nonpic rather than -KPIC for -mplt.
9254 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9255 on the command line. Also remove it when -mabi=64 is used without
9257 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9258 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9259 TARGET_ABICALLS_PIC0.
9260 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9262 (mips16_build_function_stub): Only output ".option pic" directives
9263 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9264 (mips16_build_call_stub): Fix comment and remove redundant
9265 ".set at"/"set .noat" directives.
9266 (mips_function_rodata_section): Use the default behaviour for
9267 TARGET_ABSOLUTE_ABICALLS.
9268 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9269 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9270 (mips_restore_gp): Do nothing if the current function doesn't use
9272 (mips_expand_prologue): Only save $gp if the current function uses it.
9273 Use a normal move for TARGET_ABICALLS_PIC0.
9274 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9276 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9278 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9279 of function when handling GLOBAL_POINTER_REGNUM.
9281 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9284 * common.opt (-fstack-check): Do not declare the variable here.
9285 (-fstack-check=): New option variant.
9286 * doc/invoke.texi (Code Gen Options): Document it.
9287 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9288 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9289 (STACK_CHECK_STATIC_BUILTIN): New macro.
9290 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9291 * opts.c: Include expr.h.
9292 (common_handle_option) <OPT_fold_stack_check_>: New case.
9293 <OPT_fstack_check>: Likewise.
9294 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9295 consistently in the test for variable-sized types. Adjust for
9296 new behaviour of flag_stack_check.
9297 * explow.c: Include except.h.
9298 (allocate_dynamic_stack_space): Do not take into account
9299 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9300 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9301 for variable-sized parameters. Treat all parameters whose size is
9302 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9303 stack checking is enabled.
9304 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9305 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9306 if generic stack checking is enabled.
9307 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9308 * reload1.c (reload): Likewise.
9309 * stmt.c (expand_decl): Assert that all automatic variables have
9310 fixed size at this point and remove dead code.
9311 * flags.h (stack_check_type): New enumeration type.
9312 (flag_stack_check): Declare.
9313 * toplev.c (flag_stack_check): New global variable.
9314 * Makefile.in (opts.o): Add dependency on EXPR_H.
9315 (explow.o): Add dependency on except.h.
9317 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9319 * config/avr/avr.c (avr_override_options): Reduce value of
9320 PARAM_INLINE_CALL_COST.
9322 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9324 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9325 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9326 lieu of TYPE_MODE (type) throughout.
9328 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9330 * config/arm/arm.c (add_minipool_backward_ref): Check for
9331 8-byte-aligned entries in second case of forcing insertion after a
9332 particular entry. Change third case to avoid inserting
9333 non-8-byte-aligned entries before 8-byte-aligned ones.
9335 2008-08-15 Richard Guenther <rguenther@suse.de>
9337 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9338 strip components for unknown size accesses.
9340 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9342 * config/s390/2097.md New file.
9343 * config/s390/s390.md ("z10prop" attribute): Define none,
9344 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9345 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9346 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9347 possible values and apply them to insns as appropriate.
9348 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9349 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9350 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9351 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9352 ("bfp" mode attribute): Removed. Every occurence replaced
9354 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9355 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9358 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9361 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9364 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9366 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9367 additional argument. Support reduction when duplication is needed due
9368 to data-types of different sizes in the loop.
9369 (get_initial_def_for_induction): Fix printout.
9370 (vect_get_vec_def_for_stmt_copy): Support case where the
9371 vec_stmt_for_operand is a phi node.
9372 (vectorizable_reduction): Support reduction when duplication is needed
9373 due to data-types of different sizes in the loop.
9374 (vectorizable_call): Remove restriction to not vectorize in case we
9375 have data-types of different sizes in the loop.
9376 (vectorizable_conversion): Likewise.
9377 (vectorizable_operation): Likewise.
9378 (vectorizable_type_demotion): Likewise.
9379 (vectorizable_type_promotion): Likewise.
9380 (vectorizable_induction): Add restriction to not vectorize in case
9381 we have data-types of different sizes in the loop.
9383 2008-08-14 Christophe Saout <christophe@saout.de>
9384 Uros Bizjak <ubizjak@gmail.com>
9387 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9388 (*vec_concatv2di_rex64_sse4_1): Ditto.
9389 (*vec_concatv2di_rex64_sse): Ditto.
9391 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9394 * fold-const.c (fold_widened_comparison): Do not allow
9395 sign changes that change the result even if shorter type
9396 is wider than arg1_unw's type.
9398 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9400 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9401 Skip if the multilib testing specifies -march that does not
9402 agree with the one specified in the testcase.
9404 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9406 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9407 zero extend SImode values being converted to TFmode before passing
9410 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9412 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9413 __PPU__ when targeting the Cell/B.E. PPU processor.
9415 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9417 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9418 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9419 Rematerialize the static chain, if any.
9420 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9423 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9425 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9426 (new_loc_descr): Likewise.
9427 (add_loc_descr): Likewise.
9428 (size_of_loc_descr): Likewise.
9429 (size_of_locs): Likewise.
9430 (output_loc_operands): Likewise.
9431 (output_loc_sequence): Likewise.
9432 (new_reg_loc_descr): New.
9433 (build_cfa_loc): Use it.
9434 (build_cfa_aligned_loc): Likewise.
9435 (one_reg_loc_descriptor): Likewise.
9436 (based_loc_descr): Likewise.
9438 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9441 * doc/invoke.texi (Wmain): Update.
9442 * c-decl.c (start_decl): warn_main is only 0 or 1.
9443 (start_function): Likewise. Fix formatting.
9444 (finish_function): Delete redundant warning.
9445 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9446 * c-opts (c_common_handle_option): -Wall only has effect if
9447 warn_main is uninitialized. OPT_Wmain is automatically
9448 handled. -pedantic also enables Wmain.
9449 (c_common_post_options): Handle all logic for Wmain here.
9450 * c-common.c (warn_main): Delete.
9451 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9452 * c-common.h (warn_main): Delete.
9454 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9457 * expr.c (emit_group_store): Allocate stack temp with the
9458 largest alignment when copying from register to stack.
9460 2008-08-13 Richard Guenther <rguenther@suse.de>
9462 * tree.h (maybe_fold_offset_to_address): Declare.
9463 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9464 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9465 Likewise for POINTER_PLUS_EXPR.
9466 (maybe_fold_offset_to_reference): Enable disabled code.
9467 (maybe_fold_offset_to_address): New function.
9468 (fold_stmt_r): Use it.
9469 (fold_gimple_assign): Likewise.
9470 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9471 (gimplify_expr): Likewise.
9473 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9475 * toplev.h (pedwarn_at): Fix declaration.
9477 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9479 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9480 LINK_SPEC): Use %R in -Y P argument.
9482 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9485 * diagnostic.c (pedwarn_at): New.
9486 * toplev.h (pedwarn_at): Declare.
9487 * c-tree.h (build_enumerator): Update declaration.
9488 * c-decl.c (finish_enum): Update comment.
9489 (build_enumerator): Take a location parameter. Give a pedwarn but do
9490 not perform any conversion.
9491 * c-parser.c (c_parser_enum_specifier): Set correct location for
9494 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9497 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9498 expressions except for conversions to signed:1 bitfields. Handle
9499 COND_EXPR with constant operands.
9501 2008-08-13 Richard Guenther <rguenther@suse.de>
9503 PR tree-optimization/15255
9504 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9505 (struct oecount_s): New struct and VEC types.
9507 (oecount_hash): New function.
9508 (oecount_eq): Likewise.
9509 (oecount_cmp): Likewise.
9510 (zero_one_operation): New function.
9511 (build_and_add_sum): Likewise.
9512 (undistribute_ops_list): Perform un-distribution of multiplication
9513 and division on the chain of summands.
9514 (should_break_up_subtract): Also break up subtracts for factors.
9515 (reassociate_bb): Delete dead visited statements.
9516 Call undistribute_ops_list. Re-sort and optimize if it did something.
9517 * passes.c (init_optimization_passes): Move DSE before
9519 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9522 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9524 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9526 * doc/invoke.texi: Revert unintended checkin.
9528 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9531 * gcc.c (include_spec_function): Tweak call to find_a_file.
9533 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9536 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9537 and TRUTH_ORIF_EXPR.
9538 * dojump.c (do_jump): Likewise.
9540 PR tree-optimization/37084
9541 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9542 if id->regimplify, don't assume stmt is a cast assignment.
9544 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9546 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9548 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9551 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9554 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9556 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9557 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9559 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9560 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9561 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9562 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9563 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9565 * doc/tm.texi (Storage Layout): Remove documentation for
9566 TARGET_FLOAT_FORMAT.
9568 * simplify-rtx.c (simplify_binary_operation_1): Replace
9569 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9571 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9573 * real.h (struct real_format): New member has_sign_dependent_rounding.
9574 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9575 spu_single_format, ieee_double_format, mips_double_format,
9576 motorola_double_format, ieee_extended_motorola_format,
9577 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9578 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9579 mips_extended_format, ieee_quad_format, mips_quad_format,
9580 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9581 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9583 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9584 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9585 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9586 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9587 (ROUND_TOWARDS_ZERO): Likewise.
9589 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9590 (FLOAT_MODE_FORMAT): New macro.
9591 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9592 (MODE_COMPOSITE_P): ... this new macro.
9593 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9594 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9595 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9597 * flags.h: Include "real.h".
9599 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9600 REAL_MODE_FORMAT_COMPOSITE_P.
9601 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9603 * doc/tm.texi (Storage Layout): Remove documentation of
9604 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9605 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9606 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9607 they only apply to libgcc2.a.
9609 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9611 * config/spu/float_disf.c: New file.
9612 * config/spu/float_unsdisf.c: New file.
9613 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9614 (LIB2FUNCS_EXCLUDE): Define.
9616 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9617 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9619 * real.h (struct real_format): New member round_towards_zero.
9620 * real.c (round_for_format): Respect fmt->round_towards_zero.
9621 (ieee_single_format, mips_single_format, motorola_single_format,
9622 spu_single_format, ieee_double_format, mips_double_format,
9623 motorola_double_format, ieee_extended_motorola_format,
9624 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9625 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9626 mips_extended_format, ieee_quad_format, mips_quad_format,
9627 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9628 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9630 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9631 real_format to choose rounding mode when calling MPFR functions.
9632 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9633 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9635 * real.h (real_to_decimal_for_mode): Add prototype.
9636 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9637 Respect target rounding mode when generating decimal representation.
9638 (real_to_decimal): New stub for backwards compatibility.
9639 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9640 real_to_decimal_for_mode instead of real_to_decimal.
9642 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9644 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9645 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9647 * real.c (spu_single_format): New variable.
9648 * real.h (spu_single_format): Declare.
9650 * config/spu/spu.c (spu_override_options): Install SFmode format.
9651 (spu_split_immediate): Use integer mode to operate on pieces of
9652 floating-point values in all cases.
9654 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9655 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9656 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9658 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9660 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9662 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9664 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9666 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9669 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9670 on the VAR_DECL instead of TYPE_READONLY on its type.
9672 2008-08-12 Ira Rosen <irar@il.ibm.com>
9674 * tree-vectorizer.c: Depend on langhooks.h.
9675 (supportable_widening_operation): Add two arguments. Support double
9677 (supportable_narrowing_operation): Likewise.
9678 * tree-vectorizer.h (supportable_widening_operation): Add two
9680 (supportable_narrowing_operation): Likewise.
9681 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9682 supportable_widening_operation with correct arguments.
9683 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9684 (vectorizable_type_demotion): Support double type conversions.
9685 (vectorizable_type_promotion): Likewise.
9686 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9688 2008-08-11 Michael Matz <matz@suse.de>
9690 * i386/i386.c (override_options): Move initialisation from
9691 flag_schedule_insns_after_reload to here from ...
9692 (optimization_options): ... here.
9694 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9696 PR rtl-optimization/36998
9697 * dwarf2out.c (compute_barrier_args_size_1,
9698 compute_barrier_args_size): Temporarily remove assertions.
9700 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9703 * tree-ssa.c (struct walk_data): Add new flag
9704 warn_possibly_uninitialized.
9705 (warn_uninitialized_var): Use it.
9706 (warn_uninitialized_vars): New.
9707 (execute_early_warn_uninitialized): Call it.
9708 (execute_late_warn_uninitialized): Likewise.
9710 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9713 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9716 2008-08-09 Jan Hubicka <jh@suse.cz>
9719 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9721 (expand_fix): Be prepared for expansion to fail.
9722 (expand_sfix_optab): Remove instructions if expansion failed.
9724 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9726 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9728 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9729 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9731 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9733 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9734 mips/t-libgcc-mips16 to tmake_file.
9735 * config/mips/mips-protos.h (mips_call_type): New enum.
9736 (mips_pic_base_register, mips_got_load): Declare.
9737 (mips_restore_gp): Take an rtx argument.
9738 (mips_use_pic_fn_addr_reg_p): Declare.
9739 (mips_expand_call): Replace the sibcall_p argument with
9740 a mips_call_type argument. Add a lazy_p parameter.
9741 (mips_split_call): Declare.
9742 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9743 (MIPS16_PIC_TEMP): Likewise.
9744 (reg_class): Delete M16_NA_REGS.
9745 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9746 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9747 (mips_split_hi_p): Declare.
9748 * config/mips/mips.c (mips_split_hi_p): New array.
9749 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9750 (mips_got_symbol_type_p): New function.
9751 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9752 (mips16_stub_function_p): New function.
9753 (mips16_local_function_p): Likewise.
9754 (mips_use_pic_fn_addr_reg_p): Likewise.
9755 (mips_cannot_force_const_mem): Return false for HIGHs.
9756 Extend CONST_INT and symbolic handling to MIPS16, using
9757 mips_symbol_insns to check that the base symbol type is a
9758 legitimate constant. Reject GOT-based constants if
9759 TARGET_MIPS16_PCREL_LOADS.
9760 (mips_const_insns): Check targetm.cannot_force_const_mem when
9761 decomposing a symbolic base and a large offset.
9762 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9763 When calling a function that needs $25 from MIPS16 code,
9764 move the target address into $25 separately and add a USE
9766 (mips16_gp_pseudo_reg): Insert the initializer immediately
9767 before the first real insn.
9768 (mips_pic_base_register, mips_got_load): New functions.
9769 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9770 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9771 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9772 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9773 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9774 also passing NULL_RTX rather than const0_rtx as the aux argument.
9775 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9776 instead of TARGET_EXPLICIT_RELOCS.
9777 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9778 (mips_load_call_address): Replace the sibcall_p argument with
9779 a mips_call_type argument. Use mips_got_load.
9780 (mips16_local_alias): New structure.
9781 (mips16_local_aliases): New variable.
9782 (mips16_local_aliases_hash): New function.
9783 (mips16_local_aliases_eq): Likewise.
9784 (mips16_local_alias): Likewise.
9785 (mips16_stub_function): Likewise.
9786 (mips16_build_function_stub): Create a local alias for the target
9787 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9788 .cpload directive and an R_MIPS_NONE relocation for the target
9789 function, then load the alias rather than the function itself.
9790 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9791 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9792 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9793 (mips16_build_call_stub): Replace the FN parameter with an
9794 FN_PTR parameter. Force the address into a register if it
9795 isn't a call_insn_operand; don't rely on the caller to do this.
9796 If a call to a locally-defined and locally-binding MIPS16
9797 function must be made indirectly, redirect the call to the
9798 function's local alias. Use mips16_stub_function_p,
9799 mips16_stub_function, mips_expand_call and use_reg.
9800 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9801 Use explicit %hi and %lo accesses where possible.
9802 Use MIPS_CALL to generate the correct code form of a
9803 jal instruction. Add clobbers of $18 instead of uses.
9804 Update the call to mips_emit_call_insn.
9805 (mips_expand_call): Replace the SIBCALL_P argument with a
9806 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9807 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9808 allowing it to modify the call address. Update the calls to
9809 mips_load_call_address and mips_emit_call_insn.
9810 (mips_split_call): New function.
9811 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9812 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9813 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9814 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9815 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9817 (mips_cprestore_slot): New function.
9818 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9819 and use mips_cprestore_slot.
9820 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9822 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9823 then use a copygp_mips16 instruction to set up $28.
9824 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9825 (mips16_lay_out_constants): Call split_all_insns_noflow.
9826 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9827 false if TARGET_MIPS16.
9828 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9829 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9830 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9831 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9832 MIPS16 code. Allow MIPS16 o32 PIC.
9833 (mips_override_options): Allow MIPS16 o32 PIC.
9834 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9835 after reload if TARGET_USE_GOT.
9836 (UNSPEC_COPYGP): New constant.
9837 (length): Use a default length of 8 for MIPS16 GOT loads.
9838 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9839 (*got_page<mode>): Check mips_split_hi_p.
9840 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9841 (unspec_got<mode>, unspec_call<mode>): New expanders.
9842 (load_got<mode>, load_call<mode>): Remove the length attributes.
9843 Use a got attribute instead of a type attribute.
9844 (copygp_mips16): New insn.
9845 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9846 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9847 (sibcall, sibcall_value, call, call_value): Update the calls
9848 to mips_expand_call.
9849 (call_internal, call_value_internal): Use mips_split_call.
9850 (call_value_multiple_internal): Likewise.
9851 (call_split): Move after call_internal (the insn it is split from).
9852 (call_internal_direct, call_value_internal_direct): Turn into
9853 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9854 (call_direct_split, call_value_direct_split): New patterns.
9855 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9856 and use M16_REGS instead of M16_NA_REGS.
9857 * config/mips/predicates.md (const_call_insn_operand): Replace
9858 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9859 mips_use_pic_fn_addr_reg_p check.
9860 (move_operand): Reject HIGHs if mips_split_hi_p.
9861 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9862 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9863 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9864 * config/mips/libgcc-mips16.ver: New file.
9865 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9866 $(srcdir)/config/mips/libgcc-mips16.ver.
9868 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9870 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9872 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9873 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9874 (mips16_cfun_returns_in_fpr_p): Likewise.
9876 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9878 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9879 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9880 rather than 4 to PC.
9882 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9884 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9885 (FUNCTION_PROFILER): Save the static chain pointer into $2
9886 beforehand and restore it aftewards.
9887 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9888 address directly into $25 and call the function through $25;
9889 do not clobber $3. Pad the DImode version to cover the space
9890 left by the deleted $25 <- $3 move.
9891 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9892 the removal of the $25 <- $3 move.
9893 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9894 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9896 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9897 Daniel Jacobowitz <dan@codesourcery.com>
9899 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9900 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9901 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9902 * config/mips/mips.c (mips_start_function_definition): New function.
9903 (mips_end_function_definition): Likewise.
9904 (mips_output_function_prologue): Use mips_start_function_definition.
9905 (mips_output_function_epilogue): Use mips_end_function_definition.
9906 (build_mips16_function_stub): Use mips_start_function_definition
9907 and mips_end_function_definition.
9908 (build_mips16_call_stub): Likewise.
9910 2008-08-09 Richard Guenther <rguenther@suse.de>
9912 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9913 * gimple.h (gimple_call_fn): Adjust comment.
9914 (gimple_call_set_fndecl): New function.
9915 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9916 longer having bare FUNCTION_DECL operand.
9917 (gimple_call_return_type): Likewise.
9918 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9920 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9921 (gimple_mod_pow2): Likewise.
9922 (gimple_mod_subtract): Likewise.
9923 (gimple_ic): Likewise.
9924 (gimple_stringop_fixed_value): Likewise.
9925 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9926 longer having bare FUNCTION_DECL operand.
9927 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9928 * omp-low.c (optimize_omp_library_calls): Likewise.
9929 * cgraphunit.c (update_call_expr): Likewise.
9930 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9931 (execute_convert_to_rsqrt): Likewise.
9932 * cfgexpand.c (gimple_to_tree): Simplify.
9933 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9934 bare FUNCTION_DECL operand.
9935 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9936 (convert_gimple_call): Use gimple_call_fndecl.
9937 * c-common.c (c_warn_unused_result): Likewise.
9939 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9942 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9943 (c_finish_return): Likewise.
9944 (c_start_case): Likewise.
9945 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9946 * c-parser.c (c_parser_condition): New. Call
9947 verify_sequence_points.
9948 (c_parser_paren_condition): Call c_parser_condition.
9949 (c_parser_for_statement): Call c_parser_condition.
9951 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9954 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9955 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9956 Moved from diagnostic.h
9957 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9959 (emit_diagnostic): New.
9960 (warning0, pedwarn0): Delete.
9961 (warning, warning_at, pedwarn, permerror): Return bool.
9962 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9963 Moved to diagnostic.c.
9964 (struct diagnostic_context): Use correct type for
9965 classify_diagnostic.
9966 (diagnostic_report_diagnostic): Update declaration.
9967 (emit_diagnostic): Declare.
9968 * errors.c (warning): Return bool.
9969 * errors.h (warning): Update declaration.
9970 * toplev.h (warning0, pedwarn0): Delete.
9971 (warning, warning_at, pedwarn, permerror): Return bool.
9972 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9973 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9974 inform. Update all calls.
9975 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9976 before giving informative note.
9977 (implicit_decl_warning): Likewise.
9978 * c-typeck.c (build_function_call): Likewise.
9979 * tree-sssa.c (warn_uninit): Likewise.
9980 * builtins.c (gimplify_va_arg_expr): Likewise.
9982 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9985 * doc/invoke.texi (-Wextra): Move warning from here...
9986 (-Wuninitialized): ... to here.
9988 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9991 * flags.h (set_Wunused): Delete
9992 * toplev.c (process_options): Handle Wunused flags here.
9993 * opts.c (maybe_warn_unused_parameter): Delete.
9994 (common_handle_option): Replace set_Wunused by warn_unused.
9995 (set_Wextra): Do not handle Wunused-parameter here.
9996 (set_Wunused): Delete.
9997 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9999 * common.opt (Wunused): Add Var and Init.
10000 (Wunused-function): Likewise.
10001 (Wunused-label): Likewise.
10002 (Wunused-parameter): Likewise.
10003 (Wunused-value): Likewise.
10004 (Wunused-variable): Likewise.
10006 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10008 * doc/invoke.texi: Add cpu_type power7.
10009 * config.in (HAVE_AS_VSX): New.
10010 * config.gcc: Add cpu_type power7.
10011 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10013 * configure: Regenerate.
10014 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10016 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10017 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10018 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10020 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10022 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10023 type to vectorize.builtin_conversion.
10024 (vectorizable_conversion): Likewise.
10025 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10026 integral type as input.
10027 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10029 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10030 and ALTIVEC_BUILTIN_VCTSXS.
10031 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10034 2008-08-08 Richard Guenther <rguenther@suse.de>
10036 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10037 (surely_varying_stmt_p): Calls are varying only if they are
10038 non-builtin and not indirect or have no result.
10039 (ccp_fold): Re-instantiate code before the tuples merge.
10041 2008-08-08 Richard Guenther <rguenther@suse.de>
10043 PR tree-optimization/37056
10044 * gimple.h (gimple_assign_rhs_class): New helper function.
10045 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10046 unary operations properly.
10048 2008-08-07 Jan Hubicka <jh@suse.cz>
10050 * i386.h (ix86_size_cost): Declare.
10051 (ix86_cur_cost): New function macro.
10052 * i386.md (peepholes expanding size and splitters): Predicate by
10053 optimize_insn_for_speed_p.
10054 (peepholes reduce size and splitters): Predicate by
10055 optimize_insn_for_size_p.
10056 * i386.c (ix86_size_cost): Rename from ...
10057 (size_cost): This one.
10058 (override_options): Update.
10059 (decide_alg): Likewise.
10060 (ix86_expand_clear): Use RTL profile.
10061 (ix86_pad_returns): Use RTL profile.
10063 2008-08-07 Jan Hubicka <jh@suse.cz>
10065 * recog.c (split_all_insns): Set RTL profile
10066 (peephole2_optimize): Likewise.
10067 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10068 * combine.c (combine_instructions): Likewise.
10070 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10072 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10074 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10076 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10077 value in a6 after the set_frame_ptr insn.
10079 2008-08-07 Richard Henderson <rth@redhat.com>
10082 * gcc.c (cpp_options): Pass along -g*.
10084 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10086 * config/arm/arm.c (output_move_neon): Update comment describing
10087 big-endian vector layout.
10088 (arm_assemble_integer): Do not handle big-endian NEON vectors
10090 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10091 neon_vget_lane<mode>_sext_internal,
10092 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10093 element indices for big-endian.
10095 2008-08-07 Richard Henderson <rth@redhat.com>
10097 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10098 * configure, config.in: Rebuild.
10099 * debug.h (dwarf2out_do_cfi_asm): Declare.
10100 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10101 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10102 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10103 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10105 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10107 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10108 movv2si_internal): Combine into mov<mode>_internal.
10109 (movv2si_internal_2): Remove.
10111 2008-08-07 Jan Hubicka <jh@suse.cz>
10114 * i386.md (single stringop patterns): Enable unconditionally.
10116 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10119 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10121 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10122 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10124 * config/i386/sse.md (sse2_movq128): New.
10126 * doc/extend.texi: Document __builtin_ia32_movq128.
10128 2008-08-07 Richard Guenther <rguenther@suse.de>
10130 PR middle-end/37042
10131 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10132 pointers can access anything.
10134 2008-08-06 Jan Hubicka <jh@suse.cz>
10136 * optabs.c (emit_unop_insn): Break out to ...
10137 (maybe_emit_unop_insn): ... this one.
10138 (expand_sfix_optab): Use maybe variant.
10139 * optabs.h (maybe_emit_unop_insn): Declare.
10141 * i386.md (mov0 patterns): Enable by default.
10142 (FP conversion expanders): Disable expansion of code expanding
10143 sequences when instruction should be optimized for size.
10144 (single strinop patterns): Enable when optimizing for size.
10145 (string expanders): Disable expanding of code expanding sequences
10146 when optimizning instruction for size.
10147 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10149 (ix86_fp_comparison_sahf_cost): Likewise.
10150 (ix86_expand_branch): Likewise.
10151 (ix86_expand_ashl_const): Likewise.
10152 (ix86_split_ashl): Likewise.
10153 (ix86_expand_strlen): Likewise.
10154 (ix86_emit_fp_unordered_jump): Likewie.
10156 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10158 * c-common.c: Fix typo.
10159 (c_common_reswords): Activate more C++ keyword warnings.
10161 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10163 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10166 * diagnostic.c (permerror_at): New.
10167 * toplev.h (permerror_at): Declare.
10169 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10170 Ira Rosen <irar@il.ibm.com>
10172 * tree-vect-transform.c (vect_model_simple_cost): Return
10173 immediately if stmt is pure SLP.
10174 (vect_model_store_cost): Ditto.
10175 (vect_model_load_cost): Ditto.
10176 (vectorizable_store): Remove PURE_SLP check before call
10177 to vect_model_store_cost.
10178 (vect_model_store_cost): When checking whether stmt describe
10179 strided access, add a check that it is not slp_node.
10181 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10184 * c-common.c (warn_for_sign_compare): New. Handle separately the
10185 case that 'constant' is zero.
10186 * c-typeck.c (build_binary_op): Move code to c-common.c
10188 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10190 * config/alpha/alpha.c (alpha_preferred_reload_class,
10191 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10192 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10193 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10194 * config/arm/arm.md: Likewise.
10195 * config/avr/avr-protos.h (preferred_reload_class,
10196 test_hard_reg_class, avr_simplify_comparison_p,
10197 out_shift_with_cnt, class_max_nregs): Likewise.
10198 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10199 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10200 preferred_reload_class, test_hard_reg_class): Likewise.
10201 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10202 bfin_memory_move_cost, bfin_secondary_reload,
10203 bfin_output_mi_thunk): Likewise.
10204 * config/crx/crx.c (crx_secondary_reload_class,
10205 crx_memory_move_cost): Likewise.
10206 * config/frv/frv-protos.h (frv_secondary_reload_class,
10207 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10208 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10209 frv_secondary_reload_class, frv_class_likely_spilled_p,
10210 frv_class_max_nregs): Likewise.
10211 * config/h8300/h8300.c (h8300_classify_operand,
10212 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10214 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10215 * config/ia64/ia64.c (ia64_preferred_reload_class,
10216 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10217 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10218 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10220 * config/m68hc11/m68hc11.c (preferred_reload_class,
10221 m68hc11_memory_move_cost): Likewise.
10222 * config/mcore/mcore.c (mcore_secondary_reload_class,
10223 mcore_reload_class): Likewise.
10224 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10225 mips_class_max_nregs, mips_cannot_change_mode_class,
10226 mips_preferred_reload_class, mips_secondary_reload_class,
10227 mips_output_mi_thunk): Likewise.
10228 * config/mmix/mmix.c (mmix_preferred_reload_class,
10229 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10231 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10233 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10234 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10235 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10236 * config/rs6000/rs6000.c (paired_expand_vector_init,
10237 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10238 compare_section_name, rs6000_memory_move_cost): Likewise.
10239 * config/s390/s390.c (s390_emit_compare_and_swap,
10240 s390_preferred_reload_class, s390_secondary_reload,
10241 legitimize_pic_address, legitimize_tls_address,
10242 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10243 s390_class_max_nregs): Likewise.
10244 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10245 * config/s390/s390.md: Likewise.
10246 * config/score/score-protos.h (score_secondary_reload_class,
10247 score_preferred_reload_class): Likewise.
10248 * config/score/score.c (score_preferred_reload_class,
10249 score_secondary_reload_class): Likewise.
10250 * config/score/score3.c (score3_output_mi_thunk,
10251 score3_preferred_reload_class, score3_secondary_reload_class,
10252 score3_hard_regno_mode_ok): Likewise.
10253 * config/score/score3.h (score3_preferred_reload_class,
10254 score3_secondary_reload_class): Likewise.
10255 * config/score/score7.c (score7_output_mi_thunk,
10256 score7_preferred_reload_class, score7_secondary_reload_class,
10257 score7_hard_regno_mode_ok): Likewise.
10258 * config/score/score7.h (score7_preferred_reload_class,
10259 score7_secondary_reload_class): Likewise.
10260 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10261 output_branchy_insn, add_constant, gen_block_redirect,
10262 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10263 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10264 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10265 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10266 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10267 xstormy16_preferred_reload_class): Likewise.
10268 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10269 xtensa_expand_atomic, override_options,
10270 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10272 * reorg.c (try_merge_delay_insns): Likewise.
10273 * tree.c (merge_dllimport_decl_attributes): Likewise.
10275 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10277 2008-08-06 Michael Matz <matz@suse.de>
10279 * Makefile.in (write_entries_to_file): Quote words.
10280 * gengtype.c: (read_input_line): Skip over leading white-space.
10282 2008-08-06 Marc Gauthier <marc@tensilica.com>
10284 * config.gcc: Match more processor names for Xtensa.
10285 * configure.ac: Likewise.
10286 * doc/install.texi (Specific): Likewise.
10287 * configure: Regenerate.
10289 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10291 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10292 * calls.c (avoid_likely_spilled_reg): Likewise.
10293 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10294 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10295 * config/i386/i386.c (ix86_expand_special_args_builtin,
10296 ix86_secondary_reload): Likewise.
10297 * except.c (struct eh_region, gen_eh_region_catch,
10298 remove_unreachable_regions, duplicate_eh_regions,
10299 assign_filter_values, build_post_landing_pads,
10300 sjlj_find_directly_reachable_regions, remove_eh_handler,
10301 reachable_next_level, foreach_reachable_handler,
10302 can_throw_internal_1, can_throw_external_1,
10303 collect_one_action_chain): Likewise.
10304 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10305 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10306 * function.c (update_temp_slot_address, instantiate_new_reg,
10307 instantiate_virtual_regs_in_rtx,
10308 instantiate_virtual_regs_in_insn): Likewise.
10309 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10310 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10311 gimplify_cleanup_point_expr): Likewise.
10312 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10313 * passes.c (next_pass_1): Likewise.
10314 * print-tree.c (print_node_brief, print_node): Likewise.
10315 * profile.c (branch_prob): Likewise.
10316 * tree-dump.c (dump_register): Likewise.
10317 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10319 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10320 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10321 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10322 copy_arguments_for_versioning, copy_static_chain): Likewise.
10323 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10324 add_new_name_mapping, register_new_name_mapping): Likewise.
10325 * tree-mudflap.c (mf_xform_derefs): Likewise.
10326 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10327 get_init_expr, combine_chains): Likewise.
10328 * tree-pretty-print.c (dump_generic_node): Likewise.
10329 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10330 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10331 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10332 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10334 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10336 PR middle-end/37010
10337 * calls.c (expand_call): Use the biggest preferred stack
10340 2008-08-06 Michael Matz <matz@suse.de>
10343 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10344 for reused reload, instead of overwriting them.
10346 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10348 PR middle-end/37009
10349 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10350 for incoming stack boundary.
10352 * function.c (assign_parm_find_entry_rtl): Update
10353 parm_stack_boundary.
10355 * function.h (rtl_data): Add parm_stack_boundary.
10357 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10358 parm_stack_boundary for incoming stack boundary.
10360 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10362 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10363 for unrepresentable subregs or treat them as equal to other regs
10364 or subregs with the same register number.
10366 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10368 PR middle-end/35432
10369 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10372 2008-08-06 Jan Hubicka <jh@suse.cz>
10374 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10375 frequencies might be hot.
10377 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10379 * reload.c (find_reloads): Force constants into literal pool
10380 also if they are wrapped in a SUBREG.
10382 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10385 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10386 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10387 Don't allow predicated instructions for data speculation.
10388 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10391 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10393 * haifa-sched.c (extend_global): Split to extend_global_data and
10394 extend_region_data. Update all uses.
10395 (extend_all): Rename to extend_block_data.
10397 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10399 * sched-rgn.c (new_ready): Check if instruction can be
10400 speculatively scheduled before attempting speculation.
10401 (debug_rgn_dependencies): Remove wrongful assert.
10403 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10405 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10407 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10409 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10410 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10411 va_size, and type_size.
10413 2008-08-04 Jason Merrill <jason@redhat.com>
10416 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10417 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10419 2008-08-05 Richard Henderson <rth@redhat.com>
10421 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10422 * configure: Rebuild.
10424 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10427 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10428 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10431 2008-08-05 Richard Henderson <rth@redhat.com>
10433 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10434 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10435 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10436 * common.opt (fdwarf2-cfi-asm): New.
10437 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10438 * config.in, configure: Rebuild.
10439 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10440 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10442 (dw2_force_const_mem): Externalize.
10443 * dwarf2asm.h: Update.
10444 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10445 generate a real label.
10446 (output_cfi_directive): New.
10447 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10448 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10449 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10451 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10452 (output_loc_operands_raw, output_loc_sequence_raw): New.
10453 (output_cfa_loc_raw): New.
10455 2008-08-05 Paul Brook <paul@codesourcery.com>
10457 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10458 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10459 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10460 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10461 * config/arm/arm.h (TARGET_VFPD32): Define.
10462 (TARGET_VFP3): Use TARGET_VFPD32.
10463 (fputype): Add FPUTYPE_VFP3D16.
10464 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10465 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10466 * config/arm/arm-cores.def: Add cortex-r4f.
10467 * config/arm/arm-tune.md: Regenerate.
10469 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10471 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10472 Reword some comments throughout the file.
10474 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10475 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10476 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10477 MFC_MIN_DMA_LIST_ELEMENTS.
10478 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10479 MFC_MAX_DMA_LIST_ELEMENTS.
10481 (MFC_START_ENABLE): Remove PPU-only define.
10482 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10483 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10485 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10486 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10487 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10488 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10489 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10490 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10491 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10493 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10494 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10495 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10496 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10498 (spu_read_machine_status): Fix typo.
10500 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10502 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10503 SUBREG of multi-word hard register.
10504 * config/spu/spu.c (valid_subreg): Likewise.
10505 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10507 2008-08-04 Richard Guenther <rguenther@suse.de>
10509 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10510 the candidate with the stripped base if that base is different
10511 from the original base even for offset zero.
10513 2008-08-04 Richard Guenther <rguenther@suse.de>
10515 PR middle-end/36691
10516 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10517 check for no_overflow.
10519 2008-08-04 Richard Guenther <rguenther@suse.de>
10521 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10523 2008-08-04 Paul Brook <paul@codesourcery.com>
10525 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10526 (arm_order_regs_for_local_alloc): New function.
10527 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10529 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10531 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10534 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10535 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10536 (ix86_expand_epilogue): Likewise.
10538 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10540 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10543 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10545 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10546 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10547 (*movv2sf_internal_rex64): Ditto.
10549 2008-08-03 Jan Hubicka <jh@suse.cz>
10551 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10552 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10553 * expmed.c (expand_smod_pow2): Likewise.
10555 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10558 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10559 alternative 0 of operand 1.
10560 (*vec_concatv2di_rex64_sse): Ditto.
10561 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10563 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10564 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10565 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10566 (*movv2sf_internal_rex64): Ditto.
10568 2008-08-02 Richard Guenther <rguenther@suse.de>
10571 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10572 (ssedoublesizemode): New mode attribute.
10573 (sse_shufps): Call gen_sse_shufps_v4sf.
10574 (sse_shufps_1): Macroize.
10575 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10576 (sse2_shufpd_1): Macroize.
10577 (vec_extract_odd, vec_extract_even): New expanders.
10578 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10579 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10580 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10581 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10582 (ix86_expand_vector_set): Likewise.
10583 (ix86_expand_reduc_v4sf): Likewise.
10585 2008-08-01 Doug Kwan <dougkwan@google.com>
10587 * matrix-reorg.c: Re-enable all code.
10588 (struct malloc_call_data): Change CALL_STMT to gimple type.
10589 (collect_data_for_malloc_call): Tuplify.
10590 (struct access_site_info): Change STMT to gimple type.
10591 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10592 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10593 (struct free_info): Change STMT to gimple type.
10594 (struct matrix_access_phi_node): Change PHI to gimple type.
10595 (get_inner_of_cast_expr): Remove.
10596 (may_flatten_matrices_1): Tuplify.
10597 (may_flatten_matrices): Ditto.
10598 (mark_min_matrix_escape_level): Ditto.
10599 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10600 (ssa_accessed_in_call_rhs): New
10601 (ssa_accessed_in_assign_rhs): New
10602 (record_access_alloc_site_info): Tuplify.
10603 (add_allocation_site): Ditto.
10604 (analyze_matrix_allocation_site): Ditto.
10605 (analyze_transpose): Ditto.
10606 (get_index_from_offset): Ditto.
10607 (update_type_size): Ditto.
10608 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10609 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10610 (analyze_accesses_for_phi_node): Tuplify.
10611 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10612 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10613 (analyze_matrix_accesses): Tuplify.
10614 (check_var_data): New call-back type for check_var_notmodified_p.
10615 (check_var_notmodified_p): Tuplify and use call-back struct to
10616 return statement found.
10617 (can_calculate_expr_before_stmt): Factor out statement related code
10619 (can_calculate_stmt_before_stmt): New.
10620 (check_allocation_function): Tuplify.
10621 (find_sites_in_func): Ditto.
10622 (record_all_accesses_in_func): Ditto.
10623 (transform_access_sites): Ditto.
10624 (transform_allocation_sites): Ditto.
10625 (matrix_reorg): Re-enable.
10626 (gate_matrix_reorg): Re-enable.
10628 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10630 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10631 for labels for which it hasn't been set yet. If it has been set,
10632 stop walking insns and continue with next worklist item.
10633 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10634 if the only BARRIER is at the very end of a function.
10636 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10638 * cfgexpand.c (expand_stack_alignment): Assert that
10639 stack_realign_drap and drap_rtx must match.
10641 * function.c (instantiate_new_reg): If DRAP is used to realign
10642 stack, replace virtual_incoming_args_rtx with internal arg
10645 2008-08-01 Richard Guenther <rguenther@suse.de>
10647 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10648 loop information only if we initialized it.
10649 (execute_pre): Call fini_pre with in_fre.
10650 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10651 if we do not unroll because we hit max-completely-peeled-insns.
10652 Use our estimation for consistency, do allow shrinking.
10654 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10656 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10657 with MIN_STACK_BOUNDARY.
10658 (ix86_update_stack_boundary): Likewise.
10659 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10662 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10663 (MIN_STACK_BOUNDARY): This.
10665 2008-08-01 Richard Guenther <rguenther@suse.de>
10667 PR middle-end/36997
10668 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10670 2008-08-01 Richard Guenther <rguenther@suse.de>
10672 PR tree-optimization/36988
10673 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10674 do not matter if that doesn't change volatile qualification.
10676 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10678 * configure.ac: Do not generate libada-mk. Do not subst
10679 host_cc_for_libada.
10680 * libada-mk.in: Remove.
10681 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10682 * configure: Regenerate.
10684 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10686 * tree-pass.h: Added comment about not dumping passes with name
10687 starting with star in struct opt_pass.
10688 * passes.c (register_dump_files_1): Don't do dump for a pass with
10689 name starting with star.
10690 * doc/passes.texi (Pass manager): Mention pass names and special
10691 meaning of star prefix to avoid dump.
10693 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10695 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10697 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10698 (ISA_MIPS64R2): New macro.
10699 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10700 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10701 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10702 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10703 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10704 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10705 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10706 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10707 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10708 Move up to keep list alphabetically sorted.
10709 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10710 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10712 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10713 (-march=@var{arch}): Add mips64r2.
10715 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10717 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10719 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10721 * expr.c (expand_assignment): Check for complete type.
10723 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10726 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10728 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10729 for stack alignment.
10731 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10733 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10735 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10736 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10738 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10740 PR rtl-optimization/36419
10741 * dwarf2out.c (barrier_args_size): New variable.
10742 (compute_barrier_args_size, compute_barrier_args_size_1): New
10744 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10745 if not called yet in the current function, use barrier_args_size
10746 array to find the new args_size value.
10747 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10749 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10752 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10755 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10758 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10759 (dwarf2out_stack_adjust): Use it.
10760 (dwarf2out_frame_debug_expr): Likewise.
10762 2008-07-31 Richard Guenther <rguenther@suse.de>
10764 PR tree-optimization/36978
10765 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10766 the generated condition.
10768 2008-07-31 Richard Guenther <rguenther@suse.de>
10770 * passes.c (init_optimization_passes): Always call
10771 pass_early_warn_uninitialized.
10772 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10773 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10774 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10776 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10779 * builtins.c (maybe_emit_free_warning): New function.
10780 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10781 maybe_emit_free_warning for BUILT_IN_FREE.
10784 * dwarf2out.c (get_context_die): New function.
10785 (force_decl_die, force_type_die): Use it.
10786 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10787 returns NULL, force generation of DW_TAG_typedef and put that into
10790 PR preprocessor/36649
10791 * c-pch.c (c_common_read_pch): Save and restore
10792 line_table->trace_includes across PCH restore.
10794 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10797 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10799 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10802 * final.c (call_from_call_insn): Handle COND_EXEC.
10804 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10806 * builtins.c (std_gimplify_va_arg_expr): Replace
10807 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10808 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10810 2008-07-30 Joey Ye <joey.ye@intel.com>
10811 H.J. Lu <hongjiu.lu@intel.com>
10813 * builtins.c (expand_builtin_setjmp_receiver): Replace
10814 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10815 (expand_builtin_apply_args_1): Likewise.
10816 (expand_builtin_longjmp): Need DRAP for stack alignment.
10817 (expand_builtin_apply): Likewise.
10819 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10820 instead of assign_stack_local to allow alignment reduction.
10822 * calls.c (emit_call_1): Need DRAP for stack alignment if
10824 (expand_call): Replace virtual_incoming_args_rtx with
10825 crtl->args.internal_arg_pointer.
10826 * stmt.c (expand_nl_goto_receiver): Likewise.
10828 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10829 alignment and store to stack_alignment_estimated and
10830 max_used_stack_slot_alignment.
10831 (expand_one_var): Likewise.
10832 (expand_stack_alignment): New function.
10833 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10834 and stack_alignment_estimated fields in rtl_data. Call
10835 expand_stack_alignment at end.
10837 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10838 (MAX_STACK_ALIGNMENT): Likewise.
10839 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10840 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10842 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10843 stack alignment when generating virtual registers.
10845 * function.c (assign_stack_local): Renamed to ...
10846 (assign_stack_local_1): This. Add a parameter to indicate
10847 if it is OK to reduce alignment.
10848 (assign_stack_local): Use it.
10849 (instantiate_new_reg): Instantiate virtual incoming args rtx
10850 to vDRAP if stack realignment and DRAP is needed.
10851 (assign_parms): Collect parameter/return type alignment and
10852 contribute to stack_alignment_estimated.
10853 (locate_and_pad_parm): Likewise.
10854 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10855 with crtl->args.internal_arg_pointer.
10857 * function.h (rtl_data): Add new field drap_reg,
10858 max_used_stack_slot_alignment, stack_alignment_estimated,
10859 stack_realign_needed, need_drap, stack_realign_processed and
10860 stack_realign_finalized.
10861 (stack_realign_fp): New macro.
10862 (stack_realign_drap): Likewise.
10864 * global.c (compute_regsets): Frame pointer is needed when
10865 stack is realigned. Can eliminate frame pointer when stack is
10866 realigned and dynamic realigned argument pointer isn't used.
10868 * reload1.c (update_eliminables): Frame pointer is needed
10869 when stack is realigned.
10870 (init_elim_table): Can eliminate frame pointer when stack is
10871 realigned and dynamic realigned argument pointer isn't used.
10873 * rtl.h (assign_stack_local_1): Declare new funtion.
10875 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10876 (TARGET_GET_DRAP_RTX): Likewise.
10877 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10878 TARGET_GET_DRAP_RTX.
10880 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10882 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10883 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10885 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10886 H.J. Lu <hongjiu.lu@intel.com>
10888 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10889 vdrap_reg, stack_realign and drap_reg_saved.
10890 (add_cfi): Don't allow redefining CFA when DRAP is used.
10891 (reg_save): Handle stack alignment.
10892 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10893 alignment. Don't generate DWARF information for (set fp sp)
10895 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10897 (int_loc_descriptor): Move prototype forward. Also define if
10898 DWARF2_UNWIND_INFO is true.
10899 (output_cfa_loc): Handle DW_CFA_expression.
10900 (build_cfa_aligned_loc): New.
10901 (based_loc_descr): Update assert for stack realign. For local
10902 variables, use sp+offset when stack is aligned without drap and
10903 fp+offset when stack is aligned with drap. For arguments, use
10904 cfa+offset when drap is used to align stack.
10906 2008-07-30 Joey Ye <joey.ye@intel.com>
10907 H.J. Lu <hongjiu.lu@intel.com>
10909 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10911 (ix86_gen_andsp): New.
10912 (ix86_user_incoming_stack_boundary): Likewise.
10913 (ix86_default_incoming_stack_boundary): Likewise.
10914 (ix86_incoming_stack_boundary): Likewise.
10915 (ix86_can_eliminate): Likewise.
10916 (find_drap_reg): Likewise.
10917 (ix86_update_stack_boundary): Likewise.
10918 (ix86_get_drap_rtx): Likewise.
10919 (ix86_finalize_stack_realign_flags): Likewise.
10920 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10921 (TARGET_GET_DRAP_RTX): Likewise.
10922 (override_options): Overide option value for new options.
10923 (ix86_function_ok_for_sibcall): Remove check for
10924 force_align_arg_pointer.
10925 (ix86_handle_cconv_attribute): Likewise.
10926 (ix86_function_regparm): Likewise.
10927 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10928 (ix86_va_start): Replace virtual_incoming_args_rtx with
10929 crtl->args.internal_arg_pointer.
10930 (ix86_select_alt_pic_regnum): Check DRAP register.
10931 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10932 (ix86_compute_frame_layout): Compute frame layout wrt stack
10934 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10935 (ix86_expand_prologue): Decide if stack realignment is needed
10936 and generate prologue code accordingly.
10937 (ix86_expand_epilogue): Generate epilogue code wrt stack
10938 realignment is really needed or not.
10940 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10941 (ABI_STACK_BOUNDARY): Likewise.
10942 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10943 (STACK_REALIGN_DEFAULT): Likewise.
10944 (INCOMING_STACK_BOUNDARY): Likewise.
10945 (MAX_STACK_ALIGNMENT): Likewise.
10946 (ix86_incoming_stack_boundary): Likewise.
10947 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10948 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10949 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10950 (machine_function): Remove force_align_arg_pointer.
10952 * config/i386/i386.md (BX_REG): New.
10953 (R13_REG): Likewise.
10955 * config/i386/i386.opt (mforce_drap): New.
10956 (mincoming-stack-boundary): Likewise.
10957 (mstackrealign): Add Init(-1).
10959 * config/i386/i386-protos.h (ix86_can_eliminate): New
10961 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10963 * doc/extend.texi: Update force_align_arg_pointer.
10965 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10968 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10969 (INCOMING_STACK_BOUNDARY): Likewise.
10970 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10971 (TARGET_GET_DRAP_RTX): Likewise.
10973 2008-07-30 Andreas Schwab <schwab@suse.de>
10975 PR rtl-optimization/36929
10976 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10977 add_insn_before and fix argument order.
10978 (replace_inc_dec_mem): Handle NULL rtx.
10980 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10982 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10984 (arm_compute_initial_elimination_offset): Use it.
10985 (arm_compute_save_reg_mask): Include static chain save slot when
10986 calculating alignment.
10987 (arm_get_frame_offsets): Ditto.
10988 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10989 that we can use to decrement the stack when the stack decrement
10990 could be too big for an immediate value in a single insn.
10991 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10993 2008-07-30 Richard Guenther <rguenther@suse.de>
10995 PR tree-optimization/36967
10996 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10997 Release defs of statements we remove.
10999 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11001 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11002 instead of NULL_RTVEC.
11004 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11008 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11011 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11013 * final.c (call_from_call_insn): New.
11014 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11016 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11018 * configure.ac: Substitute ADA_CFLAGS.
11019 * configure: Regenerate.
11020 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11021 * Makefile.in: Remove mention of X_* variables.
11022 * config/pa/x-ada-hpux10: Remove.
11023 * config/pa/x-ada: Remove.
11025 * doc/fragments.texi: Update.
11027 2008-07-30 Olivier Hainque <hainque@adacore.com>
11029 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11030 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11031 __dso_handle explicitly here.
11033 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11036 * c-typeck.c (build_binary_op): Encapsulate code into...
11037 * c-common.c (shorten_binary_op): ...this new function.
11038 (conversion_warning): Use the new function. Handle non-negative
11039 constant in bitwise-and.
11040 * c-common.h (shorten_binary_op): Declare.
11042 2008-07-30 Olivier Hainque <hainque@adacore.com>
11044 * scan.c (make_sstring_space): Add explicit conversions of
11045 allocator's return value.
11046 * fix-header.c (recognized_function): Likewise.
11048 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11050 * doc/cpp.texi: Update to GFDL 1.2.
11051 * doc/gcc.texi: Do not list GPL as Invariant Section.
11052 * doc/gccint.texi: Likewise. Update copyright years.
11053 * doc/install.texi: Update copyright years.
11055 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11058 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11059 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11061 2008-07-29 Jan Hubicka <jh@suse.cz>
11063 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11064 (grokdeclarator): Likewise.
11065 * langhooks.c (lhd_warn_unused_global_decl): Use
11066 DECL_DECLARED_INLINE_P.
11067 * print-tree.c (print_node): Remove DECL_INLINE check.
11069 2008-07-29 Richard Guenther <rguenther@suse.de>
11071 PR tree-optimization/36945
11072 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11073 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11074 Record invariant addresses un-decomposed.
11075 (copy_reference_ops_from_call): Record reference call
11076 arguments properly. Simplify.
11077 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11078 helper split out from ...
11079 (create_component_ref_by_pieces): ... here. Simplify.
11080 Prepare for recursive invocation for call arguments.
11081 (create_expression_by_pieces): Adjust call to
11082 create_component_ref_by_pieces.
11083 (compute_avail): Process operand 2 of reference ops.
11085 2008-07-29 Richard Guenther <rguenther@suse.de>
11087 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11089 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11091 * c-format.c (check_format_types): Revert unwanted checkin.
11093 2008-07-29 Jan Hubicka <jh@suse.cz>
11095 * flags.h (flag_really_no_inline): Remove.
11096 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11097 * toplev.c (flag_really_no_inline): Remove.
11098 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11099 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11100 (cgraph_decide_inlining_incrementally): Likewise.
11101 (compute_inline_parameters): Likewise.
11102 * opts.c (decode_options): Simplify.
11103 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11104 * common.opt (finline): Initialize to 1.
11105 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11107 2008-07-29 Jan Hubicka <jh@suse.cz>
11109 * predict.c (always_optimize_for_size_p): New function.
11110 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11111 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11112 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11114 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11115 * function.c (prepare_function_start): Set default profile.
11116 * function.h (rtl_data): Add maybe_hot_insn_p.
11117 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11118 (construct_exit_block): Likewise.
11119 (tree_expand_cfg): Likewise.
11121 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11122 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11123 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11124 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11127 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11130 * c-decl.c (merge_decls): Merge USED flags.
11132 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11134 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11135 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11136 next_stack, lab_false and lab_over trees.
11138 2008-07-28 Richard Guenther <rguenther@suse.de>
11140 PR tree-optimization/36957
11141 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11142 (useless_type_conversion_p): Remove.
11143 (types_compatible_p): Remove.
11144 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11145 (useless_type_conversion_p): Declare.
11146 (types_compatible_p): Declare.
11147 (gimple_expr_type): Return the base type only if it is
11148 trivially convertible to the subtype.
11150 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11152 * configure.ac: Use the m4_do macro to concatenate the warnings into
11153 one string in ACX_PROG_CC_WARNING_OPTS,
11154 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11155 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11156 * configure: Regenerate.
11158 2008-07-28 Richard Guenther <rguenther@suse.de>
11160 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11161 (insert_fake_stores): Remove.
11162 (realify_fake_stores): Likewise.
11163 (execute_pre): Remove dead code.
11164 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11165 (find_func_aliases): Deal with it here instead.
11166 Re-enable gcc_unreachable call.
11168 2008-07-28 Richard Guenther <rguenther@suse.de>
11170 Merge from gimple-tuples-branch.
11172 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11173 * gimple.def: New file.
11174 * gsstruct.def: Likewise.
11175 * gimple-iterator.c: Likewise.
11176 * gimple-pretty-print.c: Likewise.
11177 * tree-gimple.c: Removed. Merged into ...
11178 * gimple.c: ... here. New file.
11179 * tree-gimple.h: Removed. Merged into ...
11180 * gimple.h: ... here. New file.
11182 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11183 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11184 --enable-checking=gimple flag.
11185 * config.in: Likewise.
11186 * configure: Regenerated.
11188 * tree-ssa-operands.h: Tuplified.
11189 * tree-vrp.c: Likewise.
11190 * tree-loop-linear.c: Likewise.
11191 * tree-into-ssa.c: Likewise.
11192 * tree-ssa-loop-im.c: Likewise.
11193 * tree-dump.c: Likewise.
11194 * tree-complex.c: Likewise.
11195 * cgraphbuild.c: Likewise.
11196 * tree-ssa-threadupdate.c: Likewise.
11197 * tree-ssa-loop-niter.c: Likewise.
11198 * tree-pretty-print.c: Likewise.
11199 * tracer.c: Likewise.
11200 * gengtype.c: Likewise.
11201 * tree-loop-distribution.c: Likewise.
11202 * tree-ssa-loop-unswitch.c: Likewise.
11203 * cgraph.c: Likewise.
11204 * cgraph.h: Likewise.
11205 * tree-ssa-loop-manip.c: Likewise.
11206 * value-prof.c: Likewise.
11207 * tree-ssa-loop-ch.c: Likewise.
11208 * tree-tailcall.c: Likewise.
11209 * value-prof.h: Likewise.
11210 * tree.c: Likewise.
11211 * tree.h: Likewise.
11212 * tree-pass.h: Likewise.
11213 * ipa-cp.c: Likewise.
11214 * tree-scalar-evolution.c: Likewise.
11215 * tree-scalar-evolution.h: Likewise.
11216 * target.h: Likewise.
11217 * lambda-mat.c: Likewise.
11218 * tree-phinodes.c: Likewise.
11219 * diagnostic.h: Likewise.
11220 * builtins.c: Likewise.
11221 * tree-ssa-alias-warnings.c: Likewise.
11222 * cfghooks.c: Likewise.
11223 * fold-const.c: Likewise.
11224 * cfghooks.h: Likewise.
11225 * omp-low.c: Likewise.
11226 * tree-ssa-dse.c: Likewise.
11227 * ipa-reference.c: Likewise.
11228 * tree-ssa-uncprop.c: Likewise.
11229 * toplev.c: Likewise.
11230 * tree-gimple.c: Likewise.
11231 * tree-gimple.h: Likewise.
11232 * tree-chrec.c: Likewise.
11233 * tree-chrec.h: Likewise.
11234 * tree-ssa-sccvn.c: Likewise.
11235 * tree-ssa-sccvn.h: Likewise.
11236 * cgraphunit.c: Likewise.
11237 * tree-ssa-copyrename.c: Likewise.
11238 * tree-ssa-ccp.c: Likewise.
11239 * tree-ssa-loop-ivopts.c: Likewise.
11240 * tree-nomudflap.c: Likewise.
11241 * tree-call-cdce.c: Likewise.
11242 * ipa-pure-const.c: Likewise.
11243 * c-format.c: Likewise.
11244 * tree-stdarg.c: Likewise.
11245 * tree-ssa-math-opts.c: Likewise.
11246 * tree-ssa-dom.c: Likewise.
11247 * tree-nrv.c: Likewise.
11248 * tree-ssa-propagate.c: Likewise.
11249 * ipa-utils.c: Likewise.
11250 * tree-ssa-propagate.h: Likewise.
11251 * tree-ssa-alias.c: Likewise.
11252 * gimple-low.c: Likewise.
11253 * tree-ssa-sink.c: Likewise.
11254 * ipa-inline.c: Likewise.
11255 * c-semantics.c: Likewise.
11256 * dwarf2out.c: Likewise.
11257 * expr.c: Likewise.
11258 * tree-ssa-loop-ivcanon.c: Likewise.
11259 * predict.c: Likewise.
11260 * tree-ssa-loop.c: Likewise.
11261 * tree-parloops.c: Likewise.
11262 * tree-ssa-address.c: Likewise.
11263 * tree-ssa-ifcombine.c: Likewise.
11264 * matrix-reorg.c: Likewise.
11265 * c-decl.c: Likewise.
11266 * tree-eh.c: Likewise.
11267 * c-pretty-print.c: Likewise.
11268 * lambda-trans.c: Likewise.
11269 * function.c: Likewise.
11270 * langhooks.c: Likewise.
11271 * ebitmap.h: Likewise.
11272 * tree-vectorizer.c: Likewise.
11273 * function.h: Likewise.
11274 * langhooks.h: Likewise.
11275 * tree-vectorizer.h: Likewise.
11276 * ipa-type-escape.c: Likewise.
11277 * ipa-type-escape.h: Likewise.
11278 * domwalk.c: Likewise.
11279 * tree-if-conv.c: Likewise.
11280 * profile.c: Likewise.
11281 * domwalk.h: Likewise.
11282 * tree-data-ref.c: Likewise.
11283 * tree-data-ref.h: Likewise.
11284 * tree-flow-inline.h: Likewise.
11285 * tree-affine.c: Likewise.
11286 * tree-vect-analyze.c: Likewise.
11287 * c-typeck.c: Likewise.
11288 * gimplify.c: Likewise.
11289 * coretypes.h: Likewise.
11290 * tree-ssa-phiopt.c: Likewise.
11291 * calls.c: Likewise.
11292 * tree-ssa-coalesce.c: Likewise.
11293 * tree.def: Likewise.
11294 * tree-dfa.c: Likewise.
11295 * except.c: Likewise.
11296 * except.h: Likewise.
11297 * cfgexpand.c: Likewise.
11298 * tree-cfgcleanup.c: Likewise.
11299 * tree-ssa-pre.c: Likewise.
11300 * tree-ssa-live.c: Likewise.
11301 * tree-sra.c: Likewise.
11302 * tree-ssa-live.h: Likewise.
11303 * tree-predcom.c: Likewise.
11304 * lambda.h: Likewise.
11305 * tree-mudflap.c: Likewise.
11306 * ipa-prop.c: Likewise.
11307 * print-tree.c: Likewise.
11308 * tree-ssa-copy.c: Likewise.
11309 * ipa-prop.h: Likewise.
11310 * tree-ssa-forwprop.c: Likewise.
11311 * ggc-page.c: Likewise.
11312 * c-omp.c: Likewise.
11313 * tree-ssa-dce.c: Likewise.
11314 * tree-vect-patterns.c: Likewise.
11315 * tree-ssa-ter.c: Likewise.
11316 * tree-nested.c: Likewise.
11317 * tree-ssa.c: Likewise.
11318 * lambda-code.c: Likewise.
11319 * tree-ssa-loop-prefetch.c: Likewise.
11320 * tree-inline.c: Likewise.
11321 * tree-inline.h: Likewise.
11322 * tree-iterator.c: Likewise.
11323 * tree-optimize.c: Likewise.
11324 * tree-ssa-phiprop.c: Likewise.
11325 * tree-vect-transform.c: Likewise.
11326 * tree-object-size.c: Likewise.
11327 * tree-outof-ssa.c: Likewise.
11328 * cfgloop.c: Likewise.
11329 * system.h: Likewise.
11330 * tree-profile.c: Likewise.
11331 * cfgloop.h: Likewise.
11332 * c-gimplify.c: Likewise.
11333 * c-common.c: Likewise.
11334 * tree-vect-generic.c: Likewise.
11335 * tree-flow.h: Likewise.
11336 * c-common.h: Likewise.
11337 * basic-block.h: Likewise.
11338 * tree-ssa-structalias.c: Likewise.
11339 * tree-switch-conversion.c: Likewise.
11340 * tree-ssa-structalias.h: Likewise.
11341 * tree-cfg.c: Likewise.
11342 * passes.c: Likewise.
11343 * ipa-struct-reorg.c: Likewise.
11344 * ipa-struct-reorg.h: Likewise.
11345 * tree-ssa-reassoc.c: Likewise.
11346 * cfgrtl.c: Likewise.
11347 * varpool.c: Likewise.
11348 * stmt.c: Likewise.
11349 * tree-ssanames.c: Likewise.
11350 * tree-ssa-threadedge.c: Likewise.
11351 * langhooks-def.h: Likewise.
11352 * tree-ssa-operands.c: Likewise.
11353 * config/alpha/alpha.c: Likewise.
11354 * config/frv/frv.c: Likewise.
11355 * config/s390/s390.c: Likewise.
11356 * config/m32c/m32c.c: Likewise.
11357 * config/m32c/m32c-protos.h: Likewise.
11358 * config/spu/spu.c: Likewise.
11359 * config/sparc/sparc.c: Likewise.
11360 * config/i386/i386.c: Likewise.
11361 * config/sh/sh.c: Likewise.
11362 * config/xtensa/xtensa.c: Likewise.
11363 * config/stormy16/stormy16.c: Likewise.
11364 * config/ia64/ia64.c: Likewise.
11365 * config/rs6000/rs6000.c: Likewise.
11366 * config/pa/pa.c: Likewise.
11367 * config/mips/mips.c: Likewise.
11369 2008-07-28 Simon Baldwin <simonb@google.com>
11371 * c-pragma.c (handle_pragma_message): New function.
11372 (init_pragma): Register handle_pragma_message.
11373 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11376 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11378 PR tree-optimization/35252
11379 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11380 REALPART_EXPR to be considered as same load operation.
11382 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11384 PR tree-optimization/36830
11385 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11386 (expressions_equal_p): Return false if only one operand is null.
11388 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11390 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11391 version requirements.
11393 2008-07-26 Olivier Hainque <hainque@adacore.com>
11395 * collect2.c (symkind): New enum. Symbol kinds we care about.
11396 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11397 code and head comment accordingly.
11398 (scan_prog_file): Use symkind names instead of bare integers.
11400 2008-07-25 Jan Hubicka <jh@suse.cz>
11402 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11404 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11405 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11406 * dojump.c (clear_pending_stack_adjust): Likewise.
11407 * print-tree.c (print_node): Ignore DECL_INLINE.
11408 * tree-inline.c (inlinable_function_p): Likewise.
11410 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11412 * doc/extend.texi (hot attribute): Document that the hot attribute
11413 turns on -O3 for some ports.
11414 (cold attribute): Document that the cold attribute turns on -Os
11417 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11418 reflect function specific option support.
11420 * target.h (struct target_option_hooks): Add fields to say whether
11421 the cold attribute implies -Os and the hot attribute implies -O3.
11423 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11424 By default, do not turn on -Os for cold functions.
11425 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11426 not turn on -O3 for hot functions.
11428 * c-common.c (handle_hot_attribute): Use target hook to determine
11429 if hot functions should enable -O3.
11430 (handle_cold_attribute): Use target hook to determine if cold
11431 functions should enable -Os.
11433 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11434 (override_options): Move disable scheduling to
11435 optimization_options.
11436 (optimization_options): Disable scheduling here, not
11438 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11439 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11441 * config/ia64/ia64.c (ia64_override_options): Move setting
11442 scheduling flags to ia64_optimization_options.
11443 (ia64_optimization_options): Disable scheduling options here, and
11444 not in ia64_override_options.
11445 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11446 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11448 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11451 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11453 2008-07-25 Martin Jambor <mjambor@suse.cz>
11455 PR tree-optimization/36926
11456 * ipa-prop.c (ipa_analyze_call_uses): Call
11457 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11459 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11461 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11462 movv2si_internal): Add mem = reg alternative.
11464 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11467 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11468 DEFAULT_PCC_STRUCT_RETURN to 127.
11470 2008-07-24 Jan Hubicka <jh@suse.cz>
11472 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11473 (build_cgraph_edges): Likewise.
11474 * cgraph.c (cgraph_node): Do not update assembler hash.
11475 (cgraph_remove_node): Drop non-unit-at-a-time code.
11476 * tree-pass.h (pass_O0_always_inline): Remove.
11477 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11478 * toplev.c (process_options): Flag unit-at-a-time does not imply
11479 no section anchors.
11480 * cgraphunit.c: Update comments.
11481 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11482 (cgraph_assemble_pending_functions): Remove.
11483 (cgraph_reset_node): Drop non-unit-at-a-time code.
11484 (cgraph_finalize_function): Likewise.
11485 (cgraph_analyze_function): Likewise.
11486 (cgraph_finalize_compilation_unit): Likewise.
11487 (cgraph_expand_function): Likewise.
11488 (cgraph_optimize): Likesise.
11489 (save_inline_function_body): Likewise.
11490 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11491 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11492 * ipa-inline.c: Update comments.
11493 (enum inlining_mode): remove INLINE_SPEED.
11494 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11495 (cgraph_mark_inline_edge): Likewise.
11496 (try_inline): Likewise.
11497 (cgraph_decide_inlining_incrementally): Likewise.
11498 (cgraph_gate_inlining): Remove.
11499 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11500 (cgraph_gate_early_inlining): Likewise.
11501 (gate_inline_passes): Remove.
11502 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11503 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11504 pass_O0_always_inline): Remove.
11505 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11506 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11507 * opts.c (no_unit_at_a_time_default): Remove.
11508 (decode_options): Remove flag_unit_at_a_time reset and warning.
11509 * opts.h (no_unit_at_a_time_default): Remove.
11510 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11511 early in GNU dialect.
11512 (merge_decls): Update comment; drop unit-at-a-time check.
11513 (finish_decl): Likewise.
11514 (grok_declaration): Remove flag_inline_trees code.
11515 (finish_functions): Return on function returning non-void on all
11517 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11518 * cfgexpand.c (expand_one_static_var): Remove.
11519 (expand_one_var): Remove expand_one_static_var call.
11520 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11521 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11522 and flag_unit_at_a-time compatibility checks.
11523 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11524 * tree-inline.c (flag_inline_trees): Remove.
11525 (inlinable_function_p): Don't check it.
11526 (expand_call_inline): Remove non-unit-at-a-time code.
11527 * tree-inline.h (flag_inline_trees): Remove.
11528 * tree-optimize.c (execute_early_local_optimizations): Remove
11529 unit-at-a-time checks.
11530 (tree_rest_of_compilation): Likewise.
11531 * combine.c (setup_incoming_promotions): Likewise.
11532 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11533 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11534 * passes.c (pass_inline_parameters): Update comments; remove
11535 O0_alwaysinline pass.
11536 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11537 (execute_one_pass): Likewise.
11538 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11539 (ix86_function_sseregparm): Likewise.
11540 * arm.c (arm_function_in_section_p): Likewise.
11541 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11542 * varpool.c: Update comments.
11543 (decide_is_variable_needed): Remove unit-at-a-time checks.
11544 (varpool_finalize_decl): Likewise.
11546 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11548 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11549 to 2 instead of -1.
11550 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11552 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11554 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11555 imp symbol extension.
11557 2008-07-23 Ian Lance Taylor <iant@google.com>
11559 * tree-vrp.c (infer_value_range): Ignore asm statements when
11560 looking for memory accesses for -fdelete-null-pointer-checks.
11562 2008-07-24 Ben Elliston <bje@au.ibm.com>
11564 * config/spu/spu-c.c (__vector_keyword): New variable.
11565 (vector_keyword): Likewise.
11566 (spu_categorize_keyword): New function.
11567 (spu_macro_to_expand): Likewise.
11568 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11569 compiling an ISO C dialect.
11571 2008-07-24 Ben Elliston <bje@au.ibm.com>
11573 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11574 conventional usage.
11576 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11578 * configure: Regenerate.
11579 * configure.ac: Require texinfo 4.7.
11580 * doc/install.texi: Document texinfo 4.7 requirement.
11582 2008-07-23 Martin Jambor <mjambor@suse.cz>
11584 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11585 rather than for DECL_SAVED_TREE.
11586 * ipa-prop.c: Include diagnostic.h.
11587 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11589 (ipa_detect_param_modifications): Function rewritten from scratch.
11590 (ipa_compute_jump_functions): Changed accesses to modification flags.
11591 (ipa_free_node_params_substructures): Update flags destruction.
11592 (ipa_node_duplication_hook): Update flags duplication.
11593 (ipa_print_all_params_modified): Updated flag access.
11594 * ipa-prop.h (struct ipa_param_flags): New structure.
11595 (struct ipa_node_params): New field modification_analysis_done,
11596 modified_flags changed into param_flags.
11597 (ipa_is_ith_param_modified): Changed to use new flags.
11598 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11600 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11601 ipa-cp.c and split into two functions.
11602 (ipa_print_node_jump_functions): New function.
11603 (compute_scalar_jump_functions): New function.
11604 (type_like_member_ptr_p): New function.
11605 (compute_pass_through_member_ptrs): New function.
11606 (fill_member_ptr_cst_jump_function): New function.
11607 (determine_cst_member_ptr): New function.
11608 (compute_cst_member_ptr_arguments): New function.
11609 (ipa_compute_jump_functions): Complete rewrite.
11610 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11611 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11612 (struct ipa_member_ptr_cst): New structure.
11613 (union jump_func_value): New field member_cst.
11614 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11615 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11616 jump function types.
11617 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11618 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11619 instead of ipcp_print_all_jump_functions.
11620 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11621 only for replacable scalars.
11623 * doc/invoke.texi (Optimize options): Add description of
11624 -findirect-inlining.
11625 * common.opt (flag_indirect_inlining): New flag.
11626 * opts.c (decode_options): Set flag_indirect_inlining when
11629 * ipa-inline.c: Include ipa-prop.h.
11630 (inline_indirect_intraprocedural_analysis): New function.
11631 (inline_generate_summary): Allocate parameter and argument info
11632 structures, call inline_indirect_intraprocedural_analysis on each
11633 node when doing indirect inlining and deallocate indirect inlining
11634 data structures in the end.
11635 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11636 (free_all_ipa_structures_after_iinln): New function.
11637 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11639 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11641 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11642 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11643 of computing the frequency separately.
11644 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11645 of computing the frequency separately.
11646 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11647 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11648 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11649 (ipa_get_stmt_member_ptr_load_param): New function.
11650 (ipa_is_ssa_with_stmt_def): New function.
11651 (ipa_note_param_call): New function.
11652 (ipa_analyze_call_uses): New function.
11653 (ipa_analyze_stmt_uses): New function.
11654 (ipa_analyze_params_uses): New function.
11655 (ipa_free_node_params_substructures): Also free the param_calls linked
11657 (ipa_node_duplication_hook): Also duplicate the param_calls
11659 (ipa_print_node_param_flags): New function.
11660 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11661 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11662 * ipa-prop.h (struct ipa_param_flags): New field called.
11663 (struct ipa_param_call_note): New structure.
11664 (struct ipa_node_params): New fields param_calls and
11665 uses_analysis_done.
11666 (ipa_is_ith_param_called): New function.
11667 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11668 ipa_analyze_params_uses and dump parameter flags.
11670 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11671 ipa_propagate_indirect_call_infos if performing indirect inlining,
11672 pass a new parameter new_edges to it.
11673 (add_new_edges_to_heap): New fucntion.
11674 (cgraph_decide_inlining_of_small_functions): New vector
11675 new_indirect_edges for newly found indirect edges , call
11676 ipa_propagate_indirect_call_infos after inlining.
11677 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11678 inlining if performing indirect inlining. Call
11679 free_all_ipa_structures_after_iinln when doing so too.
11680 (inline_generate_summary): Do not call
11681 free_all_ipa_structures_after_iinln here.
11682 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11683 (print_edge_addition_message): New function.
11684 (update_call_notes_after_inlining): New function.
11685 (propagate_info_to_inlined_callees): New function.
11686 (ipa_propagate_indirect_call_infos): New function.
11687 * ipa-prop.h: Include cgraph.h
11688 (struct ipa_param_call_note): Fields reordered, new field processed.
11689 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11690 flag indirect_call.
11691 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11692 rediscovered call statements.
11693 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11694 (dump_cgraph_node): Dump also the indirect_call flag.
11695 (cgraph_clone_edge): Copy also the indirect_call flag.
11696 * tree-inline.c (copy_bb): Do not check for fndecls from call
11697 expressions, check for edge availability when moving clones.
11698 (get_indirect_callee_fndecl): New function.
11699 (expand_call_inline): If callee declaration is not apprent from
11700 the statement, try calling get_indirect_callee_fndecl. Do not
11701 issue warnings or call sorry when not inlinings an indirect edge.
11702 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11704 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11705 bit more frandly to matching.
11706 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11707 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11708 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11710 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11713 * opth-gen.awk: Suppress function specific features when building
11715 * optc-gen.awk: Ditto.
11717 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11720 * diagnostic.c (pedwarn): Add opt parameter.
11722 * c-tree.h (pedwarn_init): Add opt parameter.
11723 (pedwarn_c90): Likewise.
11724 (pedwarn_c99): Likewise.
11725 * c-errors.c (pedwarn_c99): Likewise.
11726 (pedwarn_c90): Likewise.
11727 * toplev.h (pedwarn): Update declaration.
11728 (pedwarn0): Declare.
11729 * c-lex.c: All calls to pedwarn changed.
11730 * builtins.c: All calls to pedwarn changed.
11731 * toplev.c: All calls to pedwarn changed.
11732 * c-decl.c: All calls to pedwarn changed.
11733 * c-typeck.c: All calls to pedwarn changed.
11734 * c-common.c: All calls to pedwarn changed.
11735 * c-parser.c: All calls to pedwarn changed.
11737 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11738 Karthik Kumar <karthikkumar@gmail.com>
11740 * attribs.c (file scope): Include c-common.h.
11741 (decl_attributes): Add support for #pragma GCC optimize and
11742 #pragma GCC option.
11744 * targhooks.c (default_can_inline_p): New function that is the
11745 default for the TARGET_CAN_INLINE_P target hook.
11747 * targhooks.h (default_can_inline_p): Add declaration.
11749 * tree.c (cl_optimization_node): New static tree for building
11750 OPTIMIZATION_NODE tree.
11751 (cl_target_option_node): New static tree for building
11752 TARGET_OPTION_NODE tree.
11753 (cl_option_hash_table): New hash table for hashing
11754 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11755 (cl_option_hash_hash): New function to provide the hash value for
11756 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11757 (cl_option_hash_eq): New function to provide an equality test for
11758 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11759 (tree_code_size): Add support for OPTIMIZATION_NODE and
11760 TARGET_OPTION_NODE trees.
11761 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11762 TARGET_OPTION_NODE trees.
11763 (build_optimization_node): Build a tree that has all of the
11764 current optimization options.
11765 (build_target_option_node): Build a tree that has the target
11766 options that might be changed on a per function basis.
11768 * tree.h (file scope): Include options.h.
11769 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11770 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11771 (TREE_OPTIMIZATION): Ditto.
11772 (TREE_TARGET_SPECIFIC): Ditto.
11773 (struct tree_function_decl): Add fields for remembering the
11774 current optimization options and target specific options.
11775 (struct tree_optimization_option): New tree variant that remembers
11776 the optimization options.
11777 (struct tree_target_option): New tree variant that remembers the
11778 target specific flags that might change for compiling a particular
11780 (union tree_node): Include tree_optimization_option and
11781 tree_target_option fields.
11782 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11783 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11784 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11785 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11786 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11787 optimization and target options.
11788 (optimization_default_node): New macro to refer to global_trees
11790 (optimization_current_node): Ditto.
11791 (optimization_cold_node): Ditto.
11792 (optimization_hot_node): Ditto.
11793 (target_option_default_node): Ditto.
11794 (target_option_current_node): Ditto.
11795 (current_option_pragma): Ditto.
11796 (current_optimize_pragma): Ditto.
11798 * target.h (struct gcc_target): Add valid_option_attribute_p,
11799 target_option_save, target_option_restore, target_option_print,
11800 target_option_pragma_parse, and can_inline_p hooks.
11802 * toplev.h (parse_optimize_options): Add declaration.
11803 (fast_math_flags_struct_set_p): Ditto.
11805 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11806 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11809 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11810 tree_can_inline_p hook to see if one function can inline another.
11811 (cgraph_decide_inlining): Ditto.
11812 (cgraph_decide_inlining_incrementally): Ditto.
11814 * opts.c (decode_options): Add support for running multiple times
11815 to allow functions with different target or optimization options
11816 than was specified on the command line.
11817 (fast_math_flags_struct_set_p): New function that is similar to
11818 fast_math_flags_set_p, except it uses the values in the
11819 cl_optimization structure instead of global variables.
11821 * optc-gen.awk: Add support for TargetSave to allow a back end to
11822 declare new fields that need to be saved when using function
11823 specific options. Include flags.h and target.h in the options.c
11824 source. Add support for Save to indicate which options can be set
11825 for individual functions. Generate cl_optimize_save,
11826 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11827 cl_target_option_restore, cl_target_option_print functions to
11828 allow functions to use different optimization or target options.
11830 * opt-functions.awk (var_type_struct): Return the type used for
11831 storing the field in a structure.
11833 * opth-gen.awk: Add support for TargetSave to allow a back end to
11834 declare new fields that need to be saved when using function
11835 specific options. Add support for Save to indicate which options
11836 can be set for individual functions. Only generate one extern for
11837 Mask fields. Generate cl_optimization and cl_target_option
11838 structures to remember optimization and target options.
11840 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11841 collecting new tree nodes.
11842 (TS_TARGET_OPTION): Ditto.
11844 * c-decl.c (merge_decls): Merge function specific target and
11845 optimization options.
11847 * function.c (invoke_set_current_function_hook): If the function
11848 uses different optimization options, change the global variables
11851 * coretypes.h (struct cl_optimization): Add forward reference.
11852 (struct cl_target_option): Ditto.
11854 * c-pragma.c (option_stack): New static vector to remember the
11855 current #pragma GCC option stack.
11856 (handle_pragma_option): New function to support #pragma GCC option
11857 to change target options.
11858 (optimize_stack): New static vector to remember the current
11859 #pragma GCC optimize stack.
11860 (handle_pragma_optimize): New function to support #pragma GCC
11861 optimize to change optimization options.
11862 (init_pragma): Add support for #pragma GCC optimize and #pragma
11865 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11866 optimization options.
11867 (TARGET_OPTION_NODE): New tree code for remembering certain target
11870 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11871 TARGET_OPTION_NODE trees.
11873 * common.opt (-O): Add Optimization flag.
11875 (-fmath-errno): Ditto.
11876 (-falign-functions): Add UInteger flag to make sure flag gets full
11877 int in cl_optimization structure.
11878 (-falign-jumps): Ditto.
11879 (-falign-labels): Ditto.
11880 (-falign-loops): Ditto.
11881 (-fsched-stalled-insns): Ditto.
11882 (-fsched-stalled-insns-dep): Ditto.
11884 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11886 (TARGET_OPTION_SAVE): Ditto.
11887 (TARGET_OPTION_RESTORE): Ditto.
11888 (TARGET_OPTION_PRINT): Ditto.
11889 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11890 (TARGET_CAN_INLINE_P): Ditto.
11891 (TARGET_INITIALIZER): Add new hooks.
11893 * tree-inline.c (tree_can_inline_p): New function to determine
11894 whether one function can inline another. Check if the functions
11895 use compatible optimization options, and also call the backend
11898 * tree-inline.h (tree_can_inline_p): Add declaration.
11900 * c-common.c (c_common_attribute): Add support for option and
11901 optimize attributes.
11902 (handle_option_attribute): Add support for the option attribute to
11903 allow the user to specify different target options for compiling a
11905 (handle_optimize_attribute): Add support for the optimize
11906 attribute to allow the user to specify different optimization
11907 options for compiling a specific function.
11908 (handle_hot_attribute): Turn on -O3 optimization for this one
11909 function if it isn't the default optimization level.
11910 (handle_cold_attribute): Turn on -Os optimization for this one
11911 function if it insn't the default optimization.
11912 (const_char_p): New const char * typedef.
11913 (optimize_args): New static vector to remember the optimization
11915 (parse_optimize_options): New function to set up the optimization
11916 arguments from either the optimize attribute or #pragma GCC optimize.
11918 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11919 (builtin_define_std): Ditto.
11921 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11922 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11923 (x86_64-*-*): Ditto.
11925 * Makefile.in (TREE_H): Add options.h.
11926 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11928 * doc/extend.texi (option attribute): Document new attribute.
11929 (optimize attribute): Ditto.
11930 (hot attribute): Document hot attribute sets -O3.
11931 (cold attribute): Document cold attribute sets -Os.
11932 (#pragma GCC option): Document new pragma.
11933 (#pragma GCC optimize): Ditto.
11935 * doc/options.texi (TargetSave): Document TargetSave syntax.
11936 (UInteger): Document UInteger must be used for certain flags.
11937 (Save): Document Save option to create target specific options
11938 that can be saved/restored on a function specific context.
11940 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11941 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11943 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11944 (TARGET_OPTION_SAVE): Ditto.
11945 (TARGET_OPTION_RESTORE): Ditto.
11946 (TARGET_OPTION_PRINT): Ditto.
11947 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11948 (TARGET_CAN_INLINE_P): Ditto.
11950 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11952 (-mfpmath=both): Ditto.
11954 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11955 Karthik Kumar <karthikkumar@gmail.com>
11957 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11958 (TARGET_POPCNT): Ditto.
11959 (TARGET_SAHF): Ditto.
11960 (TARGET_AES): Ditto.
11961 (TARGET_PCLMUL): Ditto.
11962 (TARGET_CMPXCHG16B): Ditto.
11963 (TARGET_RECIP): Move switch into target_flags.
11964 (TARGET_FUSED_MADD): Ditto.
11965 (ix86_arch_features): Make an unsigned char type.
11966 (ix86_tune_features): Ditto.
11967 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11968 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11969 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11971 * config/i386/i386.opt (arch): New TargetSave field to define
11972 fields that need to be saved for function specific option support.
11975 (branch_cost): Ditto.
11976 (ix86_isa_flags_explicit): Ditto.
11977 (tune_defaulted): Ditto.
11978 (arch_specified): Ditto.
11979 (-m128-long-double): Add Save flag to save option for target
11980 specific option support.
11982 (-maccumulate-outgoing-args): Ditto.
11983 (-malign-double): Ditto.
11984 (-malign-stringops): Ditto.
11985 (-mfancy-math-387): Ditto.
11986 (-mhard-float): Ditto.
11987 (-mieee-fp): Ditto.
11988 (-minline-all-stringops): Ditto.
11989 (-minline-stringops-dynamically): Ditto.
11990 (-mms-bitfields): Ditto.
11991 (-mno-align-stringops): Ditto.
11992 (-mno-fancy-math-387): Ditto.
11993 (-mno-push-args): Ditto.
11994 (-mno-red-zone): Ditto.
11995 (-mpush-args): Ditto.
11996 (-mred-zone): Ditto.
11998 (-msseregparm): Ditto.
11999 (-mstack-arg-probe): Ditto.
12011 (-mno-sse4): Ditto.
12014 (-mrecip): Move flag into target_flags.
12016 (-mno-fused-madd): Ditto.
12017 (-mfused-madd): Ditto.
12018 (-mabm): Move flag into ix86_isa_flags.
12025 * config/i386/i386-c.c: New file for #pragma support.
12026 (ix86_target_macros_internal): New function to #define or #undef
12027 target macros based when the user uses the #pragma GCC option to
12028 change target options.
12029 (ix86_pragma_option_parse): New function to add #pragma GCC option
12031 (ix86_target_macros): Move defining the target macros here from
12032 TARGET_CPU_CPP_BUILTINS in i386.h.
12033 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12034 defined, initialize any subtarget #pragmas.
12036 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12037 REGISTER_TARGET_PRAGMAS.
12039 * config/i386/t-i386: New file for x86 dependencies.
12040 (i386.o): Make dependencies mirror the include files used.
12041 (i386-c.o): New file, add dependencies.
12043 * config/i386/i386-protos.h (override_options): Add bool argument.
12044 (ix86_valid_option_attribute_tree): Add declaration.
12045 (ix86_target_macros): Ditto.
12046 (ix86_register_macros): Ditto.
12048 * config/i386/i386.c (ix86_tune_features): Move initialization of
12049 the target masks to initial_ix86_tune_features to allow functions
12050 to have different target options. Make type unsigned char,
12051 instead of unsigned int.
12052 (initial_ix86_tune_features): New static vector to hold processor
12053 masks for the tune variables.
12054 (ix86_arch_features): Move initialization of the target masks to
12055 initial_ix86_arch_features to allow functions to have different
12056 target options. Make type unsigned char, instead of unsigned int.
12057 (initial_ix86_arch_features): New static vector to hold processor
12058 masks for the arch variables.
12059 (enum ix86_function_specific_strings): New enum to describe the
12060 string options used for attribute((option(...))).
12061 (ix86_target_string): New function to return a string that
12062 describes the target options.
12063 (ix86_debug_options): New function to print the current options in
12065 (ix86_function_specific_save): New function hook to save the
12066 function specific global variables in the cl_target_option structure.
12067 (ix86_function_specific_restore): New function hook to restore the
12068 function specific variables from the cl_target_option structure to
12069 the global variables.
12070 (ix86_function_specific_print): New function hook to print the
12071 target specific options in the cl_target_option structure.
12072 (ix86_valid_option_attribute_p): New function hook to validate
12073 attribute((option(...))) arguments.
12074 (ix86_valid_option_attribute_tree): New function that is common
12075 code between attribute((option(...))) and #pragma GCC option
12076 support that parses the options and returns a tree holding the options.
12077 (ix86_valid_option_attribute_inner_p): New helper function for
12078 ix86_valid_option_attribute_tree.
12079 (ix86_can_inline_p): New function hook to decide if one function
12080 can inline another on a target specific basis.
12081 (ix86_set_current_function); New function hook to switch target
12082 options if the user used attribute((option(...))) or #pragma GCC
12084 (ix86_tune_defaulted): Move to static file scope from
12086 (ix86_arch_specified): Ditto.
12087 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12089 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12090 (OPTION_MASK_ISA_ABM_SET): Ditto.
12091 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12092 (OPTION_MASK_ISA_CX16_SET): Ditto.
12093 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12094 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12095 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12096 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12097 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12098 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12099 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12100 (struct ptt): Move to static file scope from override_options.
12101 (processor_target_table): Ditto.
12102 (cpu_names): Ditto.
12103 (ix86_handle_option): Add support for options that are now isa options.
12104 (override_options): Add support for declaring functions that
12105 support different target options than were specified on the
12106 command line. Move struct ptt, processor_target_table, cpu_names,
12107 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12108 Add bool argument. Fix up error messages so the appropriate error
12109 is given for either command line or attribute.
12110 (ix86_previous_fndecl): New static to remember previous function
12111 declaration to see if we need to change target options.
12112 (ix86_builtins_isa): New array to record the ISA of each builtin
12114 (def_builtin): Always create the builtin function, even if the
12115 current ISA doesn't support it.
12116 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12117 tests for those builtins.
12118 (ix86_init_builtins): Remove TARGET_MMX test for calling
12119 ix86_init_mmx_sse_builtins.
12120 (ix86_expand_builtin): If the current ISA doesn't support a given
12121 builtin, signal an error.
12122 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12123 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12124 (TARGET_OPTION_SAVE): Ditto.
12125 (TARGET_OPTION_RESTORE): Ditto.
12126 (TARGET_OPTION_PRINT): Ditto.
12127 (TARGET_CAN_INLINE_P): Ditto.
12129 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12131 * c-typeck.c (build_external_ref): Don't call assemble_external.
12132 * final.c (output_operand): Call assemble_external.
12134 2008-07-21 DJ Delorie <dj@redhat.com>
12136 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12137 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12139 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12141 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12142 original insn and splitter contents into ...
12143 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12144 flag_unsafe_math_optimizations. Add dummy scratch register.
12145 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12146 !flag_unsafe_math_optimizations. Returns number with next
12147 highest magnitude if this is still less or equal to the true
12148 quotient in magnitude.
12150 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12152 * Makefile.in: Replace toplev.h with TOPLEV_H.
12153 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12154 * c-lex.c (fe_file_change): Don't set in_system_header.
12155 * c-parser.c (c_token): Remove in_system_header.
12156 (c_lex_one_token): Don't set in_system_header.
12157 (c_parser_set_source_position_from_token): Don't set in_system_header.
12158 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12161 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12162 * flags.h (in_system_header): Remove.
12163 * function.c (saved_in_system_header): Remove.
12164 (push_cfun): Don't set in_system_header.
12165 (pop_cfun): Don't set in_system_header.
12166 (push_struct_function): Don't set in_system_header.
12167 * input.h (expanded_location): Add sysp.
12168 (in_system_header_at): New.
12169 (in_system_header): New.
12170 * toplev.c (in_system_header): Remove.
12171 * toplev.h: Include input.h
12173 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12174 * tree-ssa.c (warn_uninit): Call warning_at.
12175 (warn_uninitialized_var): Update calls to warn_uninit.
12176 (warn_uninitialized_phi): Update calls to warn_uninit.
12177 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12178 (expand_location): Initialize xloc.sysp.
12179 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12180 (tree_decl_with_vis): Remove in_system_header_flag.
12182 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12185 * recog.c (asm_operand_ok): Change the order of the extra
12186 memory constraint checks.
12188 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12191 * tree-switch-conversion.c (build_one_array): Call
12192 varpool_mark_needed_node and varpool_finalize_decl
12193 instead of assemble_variable.
12195 2008-07-19 Jan Hubicka <jh@suse.cz>
12197 * cgraph.c (cgraph_add_new_function): Do early local passes.
12198 * tree-nrv.c (gate_pass_return_slot): New gate.
12199 (pass_nrv): Add the gate.
12200 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12202 (coalesce_ssa_name): Coalesce SSA names.
12203 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12204 not optimizing so unused user vars remains visible.
12205 * common.opt (flag_tree_ter): Always enable by default.
12206 * tree-ssa-ter.c: Include flags.h
12207 (is_replaceable_p): Check that locations match; when aliasing
12208 is missing be conservative about loads.
12209 * tree-optimize.c (gate_init_datastructures): Remove.
12210 (pass_init_datastructures): New.
12211 * passes.c: Reorder passes so we always go into SSA.
12213 2008-07-19 Jan Hubicka <jh@suse.cz>
12215 * doc/extend.texi (flatten attribute): Remove note about
12217 * doc/invoke.texi (--combine): Likewise.
12218 (-finline-functions-called-once): Update levels when enabled.
12219 (-funit-at-a-time): Document new behaviour.
12220 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12221 -fno-section-anchors when disabled explicitly.
12222 (inline params): They are not ignored now.
12223 (precompiled headers): Remove unit-at-a-time as being incompatible.
12224 * opts.c (decode_options): Handle unit-at-a-time as alias;
12225 imply -fno-section-anchors when toplevel reorder is disabled
12227 * common.opt (ftoplevel-reorder): Set default value to 2.
12228 (funit-at-a-time): Set default value to 1.
12229 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12232 2008-07-19 Jan Hubicka <jh@suse.cz>
12234 * builtins.c (expand_builtin_int_roundingfn,
12235 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12238 2008-07-19 Richard Guenther <rguenther@suse.de>
12241 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12242 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12243 * tree-ssa-pre.c (get_expr_value_id): For newly created
12244 constant value-ids make sure to add the expression to its
12247 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12249 PR middle-end/36877
12250 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12251 return value of the builtin is ignored.
12253 2008-07-19 Olivier Hainque <hainque@adacore.com>
12255 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12256 bits, a C conformant malloc implementation has to provide.
12257 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12259 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12263 * reload.c (find_reloads_subreg_address): Only reload address if
12264 reloaded == 0, not for reloaded != 1.
12267 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12268 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12269 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12270 m32c_legitimize_reload_address.
12272 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12273 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12274 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12276 2008-07-19 Olivier Hainque <hainque@adacore.com>
12278 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12279 argument, saying whether nested array are to be collapsed
12280 into a single array type DIE with multiple subscripts.
12281 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12282 issues, centralize the nested array types collapsing control and
12283 disable the transformation for Ada.
12285 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12288 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12290 (x86_64_shift_adj_2): New expander.
12291 (x86_64_shift_adj_3): Ditto.
12292 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12293 to split TImode operands.
12294 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12295 (ix86_split_lshr): Ditto.
12297 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12299 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12300 and __CHAR32_TYPE__.
12301 * c-typeck.c (digest_init): Support char16_t and char32_t.
12302 (set_nonincremental_init_from_string): Idem.
12304 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12306 PR middle-end/36859
12307 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12308 PREFERRED_STACK_BOUNDARY.
12309 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12311 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12313 PR middle-end/36858
12314 * function.c (locate_and_pad_parm): Cap boundary earlier.
12316 2008-07-17 Julian Brown <julian@codesourcery.com>
12318 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12319 no-op for targets which don't use DLLs.
12321 2008-07-17 Martin Jambor <mjambor@suse.cz>
12323 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12324 that nodes are relevant by examining the node->analyzed flag.
12325 (ipcp_init_stage): Check which nodes are relevant, assert that the
12326 relevant ones are also required.
12327 (ipcp_propagate_stage): Check on the side arrays are properly
12329 (ipcp_print_all_jump_functions): Make sure not to touch any node
12330 that is not analyzed or an edge that does not have a corresponding
12331 entry in the on-the-side vectors.
12332 (ipcp_function_scale_print): Likewise.
12333 (ipcp_update_callgraph): Check that the node is relevant.
12334 (ipcp_insert_stage): Check that the node is relevant. Check there is
12335 an info for every node and edge.
12336 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12337 (ipa_print_all_tree_maps): Likewise and a new variable info.
12338 (ipa_print_all_params_modified): Likewise.
12339 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12341 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12344 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12346 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12348 PR rtl-optimization/36753
12349 * fwprop.c (use_killed_between): Don't shortcut
12350 single-definition global registers.
12352 2008-07-16 Jan Hubicka <jh@suse.cz>
12354 * cgraph.h (varpool_empty_needed_queue): Declare.
12355 * cgraphunit.c (output_in_order): Mark all variables as needed;
12357 * varpool.c (varpool_assemble_node): Update debug queue.
12358 (varpool_assemble_pending_decls): Don't do it here.
12359 (varpool_empty_needed_queue): New function.
12361 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12363 * recog.c (peephole2_optimize): Fix formatting.
12365 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12367 * c-pch.c (get_ident): Avoid C++ keywords.
12368 * combine-stack-adj.c (single_set_for_csa): Likewise.
12369 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12370 output_asm_insn): Likewise.
12371 * reload.c (push_secondary_reload, find_reusable_reload,
12372 push_reload, combine_reloads, find_reloads,
12373 debug_reload_to_stream): Likewise.
12374 * reload.h (struct reload): Likewise.
12375 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12376 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12377 emit_output_reload_insns): Likewise.
12378 * targhooks.c (default_secondary_reload): Likewise.
12379 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12381 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12383 * recog.c (validate_change_1, validate_change,
12384 validate_unshare_change, validate_replace_rtx_1, struct
12385 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12387 * reload.c (push_secondary_reload, secondary_reload_class,
12388 scratch_reload_class, find_valid_class, find_reusable_reload,
12389 push_reload, find_dummy_reload, find_reloads_address_1,
12390 find_reloads_address_part, find_equiv_reg): Likewise.
12391 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12392 choose_reload_regs): Likewise.
12393 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12395 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12396 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12397 * sched-rgn.c (concat_INSN_LIST): Likewise.
12398 * stor-layout.c (mode_for_size, mode_for_size_tree,
12399 smallest_mode_for_size): Likewise.
12401 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12403 * cfg.c (dump_reg_info): Avoid C++ keywords.
12404 * dwarf2asm.c (dw2_force_const_mem,
12405 dw2_asm_output_encoded_addr_rtx): Likewise.
12406 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12407 * expmed.c (expand_shift): Likewise.
12408 * global.c (find_reg): Likewise.
12409 * graph.c (draw_edge): Likewise.
12410 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12411 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12412 widen_clz, widen_bswap, expand_parity, expand_unop,
12413 emit_cmp_and_jump_insn_1): Likewise.
12414 * postreload.c (reload_cse_simplify_operands): Likewise.
12415 * ra.h (add_neighbor): Likewise.
12416 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12417 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12418 record_reg_classes, copy_cost, record_address_regs,
12419 invalid_mode_change_p): Likewise.
12420 * regrename.c (regrename_optimize, scan_rtx_reg,
12421 dump_def_use_chain, find_oldest_value_reg,
12422 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12424 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12426 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12427 MASK_POWERPC64 for power4 in previous commit.
12429 2008-07-16 Olivier Hainque <hainque@adacore.com>
12431 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12432 instead of bare conversion to cast const-ness away.
12434 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12436 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12437 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12438 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12439 (TARGET_FUNCTION_VALUE): Define.
12441 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12443 * config/rs6000/rs6000.c (processor_target_table): Add
12444 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12446 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12449 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12450 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12451 m32c_legitimize_reload_address.
12453 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12455 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12456 DECL_IN_SYSTEM_HEADER in sync.
12458 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12460 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12461 * tree-ssa-pre.c (pre_expr_eq): Ditto
12462 (get_constant_for_value_id): Take a type as an argument.
12463 (fully_constant_expression): Pass in type.
12464 (find_or_generate_expression): Short circuit constant case.
12465 (create_expression_by_pieces): Remove special casing of
12467 (do_regular_insertion): Short circuit constant case.
12468 (do_partial_partial_insertion): Ditto.
12470 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12473 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12475 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12477 * config/xtensa/libgcc-xtensa.ver: New file.
12478 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12480 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12482 * df-problems.c (df_set_note): Avoid C++ keywords.
12483 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12484 * dse.c (record_store, remove_useless_values): Likewise.
12485 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12486 gen_reg_rtx_offset, operand_subword, change_address_1,
12487 change_address, adjust_address_1, offset_address,
12488 widen_memory_access, emit_copy_of_insn_after): Likewise.
12489 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12490 * fwprop.c (should_replace_address, propagate_rtx_1,
12491 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12493 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12494 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12495 * lcm.c (compute_insert_delete, pre_edge_lcm,
12496 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12497 * lower-subreg.c (resolve_reg_notes): Likewise.
12498 * mode-switching.c (optimize_mode_switching): Likewise.
12500 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12502 * bt-load.c (add_btr_def, migrate_btr_def,
12503 branch_target_load_optimize): Avoid C++ keywords.
12504 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12506 * combine.c (subst, simplify_set, make_extraction,
12507 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12508 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12509 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12511 2008-07-15 Richard Guenther <rguenther@suse.de>
12513 PR middle-end/36369
12514 * c-common.c (strict_aliasing_warning): Do not warn for
12515 TYPE_REF_CAN_ALIAS_ALL pointers.
12516 (c_common_get_alias_set): may_alias types are not special.
12517 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12518 attribute and set can_ref_all accordingly.
12519 (build_reference_type_for_mode): Likewise.
12520 * doc/extend.texi (may_alias): Clarify.
12522 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12525 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12526 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12528 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12531 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12532 gcc_assert, instead call output_operand_lossage.
12534 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12536 * builtins.c (std_canonical_va_list): Treat structure based
12539 2008-07-15 Ben Elliston <bje@au.ibm.com>
12541 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12543 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12545 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12548 2008-07-14 Jan Hubicka <jh@suse.cz>
12550 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12551 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12552 fix predicates and constraints.
12553 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12554 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12556 2008-07-14 Doug Kwan <dougkwan@google.com>
12558 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12559 additional option file arm/eabi.opt.
12560 * config/arm/eabi.h (File): New configuration file for EABI targets.
12561 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12562 SUBSUBTARGET_EXTRA_SPECS.
12563 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12564 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12565 from STARTFILE_SPEC so that it can be referenced in an override.
12566 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12567 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12568 can be referenced in an override.
12569 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12570 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12571 so that it can be referenced in an override.
12572 (LINK_SPEC): Use BPABI_LINK_SPEC.
12573 * config/arm/eabi.opt (File): New.
12575 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12577 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12578 (FIXED_VALUE_H): New variable.
12579 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12580 input.h, fixed-value.h.
12581 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12582 (BASIC_BLOCK_H): Use $(BITMAP_H).
12583 (FUNCTION_H): Add varray.h.
12584 (IPA_REFERENCE_H): Use $(BITMAP_H).
12585 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12586 (DF_H): Use $(BITMAP_H).
12587 (GGC_H): Add statistics.h.
12588 (INSN_ADDR_H): New.
12589 (INSN_ATTR_H): Use it.
12590 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12592 (SYMTAB_H): Add $(OBSTACK_H).
12593 (CPP_INTERNAL_H): New.
12594 (TREE_DUMP_H): Add tree-pass.h.
12595 (TREE_FLOW_H): Use $(BITMAP_H)
12596 (PRETTY_PRINT_H): Use $(INPUT_H).
12597 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12600 (many object files): Fix lots of header dependencies throughout.
12602 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12604 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12606 (s-gtyp-input): Use them to write tmp-gi.list.
12607 (echo_to_gi.list): Remove.
12609 2008-07-14 Richard Guenther <rguenther@suse.de>
12611 * tree-ssa-sccvn.c (pre_info): Remove.
12612 (switch_to_PRE_table): Likewise.
12613 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12614 (set_hashtable_value_ids): Do not create value-ids for the
12616 (run_scc_vn): Remove double test. Remove bogus special-case
12617 in value-number printing.
12618 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12619 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12621 * tree-flow-inline.h (get_value_handle): Remove.
12622 * tree-flow.h (get_value_handle): Remove.
12624 2008-07-14 Martin Jambor <mjambor@suse.cz>
12626 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12627 in which we generate arithmetics is not a subrange.
12629 2008-07-14 Martin Jambor <mjambor@suse.cz>
12631 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12633 2008-07-14 Richard Guenther <rguenther@suse.de>
12635 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12637 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12640 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12641 reload for symbol refs moved to r0 with -fPIC.
12642 (legitimize_pic_address): Use the target register as temporary
12644 (emit_symbolic_move): Adjust comment.
12645 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12648 2008-07-14 Ben Elliston <bje@au.ibm.com>
12650 * c-common.h (C_CPP_HASHNODE): New macro.
12651 * coretypes.h (struct cpp_token): Forward declare.
12652 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12653 the context-sensitive keyword method.
12654 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12655 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12656 expand_bool_pixel): New.
12657 (altivec_categorize_keyword): New function.
12658 (init_vector_keywords): New function.
12659 (rs6000_macro_to_expand): Likewise.
12660 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12661 compiling an ISO C dialect.
12663 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12665 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12666 (create_expression_by_pieces): Fix typo.
12667 (do_regular_insertion): Use debug counter here too.
12669 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12672 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12673 CONST_OK_FOR_LETTER_P. All port-local users changed.
12674 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12675 implement Kp matching power-of-two.
12676 (CONSTRAINT_LEN): Define to match.
12677 * config/cris/cris.md: Replace all use of constraint K with Kc.
12678 ("*btst*): Use Kp for operand 0 of last alternative.
12680 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12683 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12686 2008-07-13 Jan Hubicka <jh@suse.cz>
12688 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12691 2008-07-13 Richard Guenther <rguenther@suse.de>
12693 PR middle-end/36811
12694 * langhooks.c (lhd_print_error_function): Deal with recursive
12697 2008-07-12 Jan Hubicka <jh@suse.cz>
12699 * cgraph.c (assembler_name_hash): New static var.
12700 (hash_node_by_assembler_name, eq_assembler_name): New.
12701 (cgraph_node_for_asm): Use hashtable.
12702 (cgraph_remove_node): Maintain hashtable.
12703 (change_decl_assembler_name): Sanity check that names are not changing
12704 after aliasing was processed.
12705 * cgraph.h (varpoon_node): Add next GGC marker.
12706 * tree.c (decl_assembler_name_equal): Constify.
12707 (decl_assembler_name_hash): New.
12708 * tree.h (decl_assembler_name_equal): Constify.
12709 (decl_assembler_name_hash): Update.
12711 2008-07-12 David Daney <ddaney@avtrex.com>
12713 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12714 sb1 and r5000 cpus.
12716 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12718 * doc/md.texi: Document the MIPS "v" constraint.
12719 * config/mips/mips.h (reg_class): Revert last change.
12720 (REG_CLASS_NAMES): Likewise.
12721 (REG_CLASS_CONTENTS): Likewise.
12722 * config/mips/mips.c (mips_regno_to_class): Likewise.
12723 * config/mips/constraints.md (v): Likewise, but add documentation.
12724 Add a comment to say that this constraint should not be used in
12727 2008-07-11 DJ Delorie <dj@redhat.com>
12729 * config/h8300/h8300.md (length): Fix branch offset limit.
12731 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12733 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12734 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12735 (avr_hard_regno_scratch_ok): New function.
12736 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12737 * config/avr/avr.md (all peepholes that request a scratch register):
12738 Remove avr_peep2_scratch_safe use.
12740 2008-07-11 Tom Tromey <tromey@redhat.com>
12741 Ian Lance Taylor <iant@google.com>
12743 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12744 (struct c_common_resword): Define.
12745 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12746 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12747 (c_common_reswords, num_c_common_reswords): Declare.
12748 * c-common.c (c_common_reswords): New global const array.
12749 (num_c_common_reswords): New const int.
12750 * c-parser.c (struct resword, reswords): Don't define.
12751 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12752 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12753 than reswords. If warning about C++ keywords, give them a special
12755 (c_lex_one_token): Warn about C++ keywords. Call
12756 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12757 (c_parser_external_declaration): Look for RID_xxx rather than
12758 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12759 (c_parser_statement_after_labels): Likewise.
12760 (c_parser_objc_class_instance_variables): Likewise.
12761 (c_parser_objc_class_declaration): Likewise.
12762 (c_parser_objc_try_catch_statement): Likewise.
12763 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12764 (declspecs_add_type): Likewise.
12766 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12768 * ggc-page.c (alloc_page):
12769 Substituting xmalloc, xcalloc with
12770 XNEWVEC and XCNEWVAR macros which add the
12773 2008-07-11 Richard Guenther <rguenther@suse.de>
12775 PR tree-optimization/36765
12776 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12777 aliases from HEAP vars to SMTs.
12779 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12781 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12782 * configure.ac (loose_warn): Move -Wc++-compat from here...
12783 (strict_warn): ...to here.
12784 * configure: Regenerate.
12786 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12788 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12789 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12790 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12791 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12792 excluding more specific h8300-*-* and sh-*-* targets.
12794 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12796 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12797 (eliminate): Ditto.
12798 (execute_pre): Call loop_optimizer_finalize in early exit.
12800 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12802 PR middle-end/36790
12803 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12804 uids in the bitmap, not just VAR_DECL uids.
12806 PR rtl-optimization/36419
12807 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12808 (combine_stack_adjustments_for_block): Call it if needed. Delete
12810 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12811 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12812 prologue sp adjustment.
12814 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12817 * opts.c (print_ignored_options): Report postponed diagnostics for
12818 unknown -Wno-* options as warnings, not errors.
12819 (postpone_unknown_option_error): Renamed to...
12820 (postpone_unknown_option_warning): ... this.
12822 2008-07-09 Doug Kwan <dougkwan@google.com>
12825 2008-07-08 Doug Kwan <dougkwan@google.com>
12827 * config/arm/arm.opt (mandroid): New option.
12828 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12829 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12831 (CC1PLUS_SPEC): Same.
12833 (STARTFILE_SPEC): Same.
12834 (ENDFILE_SPEC): Same.
12835 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12838 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12841 * config/mips/mips.h (reg_class): Remove V1_REG.
12842 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12843 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12844 instead of V1_REGS.
12845 (mips_get_tp): New function.
12846 (mips_legitimize_tls_address): Use it.
12847 * config/mips/constraints.md (v): Delete.
12848 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12849 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12850 After reload, split into a move and ...
12851 (*tls_get_tp_<mode>_split): ...this new instruction.
12853 2008-07-09 David Daney <ddaney@avtrex.com>
12855 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12857 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12859 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12860 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12862 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12863 htab_delete should be called. Don't free c.
12864 (lookup_tmp_var): Create temp_htab lazily.
12865 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12866 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12868 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12869 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12870 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12871 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12872 * tree-sra.c (generate_element_init): Likewise.
12873 * tree-mudflap.c (execute_mudflap_function_ops,
12874 execute_mudflap_function_decls): Likewise.
12875 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12876 * tree-gimple.h (struct gimplify_ctx): New type.
12877 (push_gimplify_context): Adjust prototype.
12879 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12881 * tree-ssa-pre.c (phi_translate_1): Update placement of
12882 add_to_value calls.
12884 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12886 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12887 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12888 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12889 * targhooks.c (default_hard_regno_scratch_ok): New function.
12890 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12891 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12892 * recog.c: Include "target.h".
12893 (peep2_find_free_register): Add check for global regs. Add target
12895 * Makefile.in (recog.o): Depend on target.h.
12897 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12899 * config/sh/sh.c (sh_canonical_va_list_type): New.
12900 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12902 2008-07-09 Raksit Ashok <raksit@google.com>
12904 * doc/invoke.texi (Option Summary): Mention new option
12905 -Wdisallowed-function-list=...
12906 (Warning Options): Document -Wdisallowed-function-list=...
12907 * common.opt (Wdisallowed-function-list=): New flag.
12908 * flags.h (warn_disallowed_functions): External definition of new
12909 boolean warning flag.
12910 (warn_if_disallowed_function_p): Declare new function.
12911 * opts.c (warning_disallowed_functions): New static variable.
12912 (warn_disallowed_functions): New boolean warning flag.
12913 (warn_if_disallowed_function_p): New function.
12914 (add_comma_separated_to_vector): Rename
12915 add_instrument_functions_exclude_list to this.
12916 (common_handle_option): Handle new option. Rename calls to
12917 add_instrument_functions_exclude_list into calls to
12918 add_comma_separated_to_vector.
12919 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12920 based on flag warn_disallowed_functions.
12922 2008-07-09 Christian Bruel <christian.bruel@st.com>
12924 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12925 instead of get_attr_length.
12927 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12929 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12931 * genemit.c (gen_insn): Likewise.
12932 * gengtype.c (note_def_vec): Likewise.
12933 * gengtype.h (note_def_vec): Likewise.
12934 * genoutput.c (struct data, output_insn_data, process_template,
12935 gen_expand, gen_split, note_constraint): Likewise.
12936 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12937 make_insn_sequence): Likewise.
12938 * gensupport.c (record_insn_name): Likewise.
12940 2008-07-08 Doug Kwan <dougkwan@google.com>
12942 * config/arm/arm.opt (mandroid): New option.
12943 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12944 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12946 (CC1PLUS_SPEC): Same.
12948 (STARTFILE_SPEC): Same.
12949 (ENDFILE_SPEC): Same.
12950 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12953 2008-07-08 Raksit Ashok <raksit@google.com>
12955 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12956 (set_storage_via_setmem): Fix expected_align parameter.
12957 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12958 missing from the list.
12959 * doc/md.texi (movmem): Explicitly state that expected alignment is
12960 to be expressed in bytes.
12961 (setmem): Explicitly state that expected alignment is to be expressed
12964 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12966 * reload.c (find_reloads_subreg_address): Do not require validity
12967 of address in original mode before reloading address.
12969 2008-07-07 Tianwei Sheng <tianweis@google.com>
12971 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12972 bounds array access.
12974 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12976 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12978 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12980 Fix PR tree-optimization/23455
12981 Fix PR tree-optimization/35286
12982 Fix PR tree-optimization/35287
12983 * Makefile.in (OBJS-common): Remove tree-vn.o.
12984 (tree-vn.o): Remove.
12985 * dbgcnt.def: Add treepre_insert debug counter.
12986 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12987 (debug_value_expressions): Ditto.
12988 (print_value_expressions): Ditto.
12989 * tree-pretty-print.c (dump_generic_node): Updated for
12990 VALUE_HANDLE removal.
12991 * tree-ssa-dom.c (record_equality): Ditto.
12992 (cprop_operand): Ditto.
12993 (lookup_avail_expr): Ditto.
12994 * tree-ssa-threadedge.c
12995 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12996 (simplify_control_stmt_condition): Ditto.
12997 * tree.c (tree_code_size): Ditto.
12998 (tree_node_structure): Ditto.
12999 (iterative_hash_expr): Ditto.
13001 * tree.h (VALUE_HANDLE_ID): Ditto.
13002 (VALUE_HANDLE_EXPR_SET): Ditto.
13003 (struct tree_value_handle): Ditto.
13004 (union tree_node): Ditto.
13005 * treestruct.def: Ditto.
13006 * tree-vn.c: Removed.
13007 * tree-ssa-pre.c: Rewritten entirely.
13008 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13009 (constant_value_ids): Ditto.
13010 (vn_nary_op_t): Moved to header.
13012 (vn_reference_op_t): Ditto
13013 (vn_reference_t): Ditto.
13014 (next_value_id): New variable.
13015 (VN_INFO): Add an assert.
13016 (vn_constant_eq): New function.
13017 (vn_constant_hash): Ditto.
13018 (get_or_alloc_constant_value_id): Ditto.
13019 (value_id_constant_p): Ditto.
13020 (vn_reference_compute_hash): De-staticify.
13021 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13022 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13023 (valueize_refs): Update opcode if it changes from ssa name to constant.
13024 (vn_reference_lookup_1): Add new argument.
13025 (vn_reference_lookup): Ditto.
13026 (vn_reference_lookup_pieces): New function.
13027 (vn_reference_insert): Add return type. Modify to deal with value ids.
13028 (vn_reference_insert_pieces): New function.
13029 (vn_nary_op_compute_hash): De-staticify.
13030 (vn_nary_op_eq): Ditto.
13031 (vn_nary_op_lookup_pieces): New function.
13032 (vn_nary_op_lookup): Add new argument.
13033 (vn_nary_op_insert_pieces): New function.
13034 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13035 (vn_phi_insert): Ditto.
13036 (visit_unary_op): Update for callee changes.
13037 (visit_binary_op): Ditto.
13038 (visit_reference_op_load): Ditto.
13039 (visit_reference_op_store): Ditto.
13040 (init_scc_vn): Init next_value_id, constant_to_value_id and
13041 constant_value_ids.
13042 (free_scc_vn): Free them.
13043 (set_hashtable_value_ids): New function.
13044 (run_scc_vn): Use it.
13045 (get_max_value_id): New function.
13046 (get_next_value_id): Ditto.
13047 (expressions_equal_p): Moved from tree-vn.c
13048 (sort_vuses): Ditto.
13049 (sort_vuses_heap): Ditto.
13050 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13052 * tree.c (iterative_hash_hashval_t): Made non-static
13053 * tree.h (iterative_hash_hashval_t): Declare it.
13055 2008-07-08 Martin Jambor <mjambor@suse.cz>
13057 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13058 instead of ipa_create_node_params.
13059 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13060 ipa_check_create_edge_args, free them with
13061 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13063 * ipa-prop.c: Include flags.h and tree-inline.h.
13064 (ipa_node_params_vector): New variable.
13065 (ipa_edge_args_vector): New variable.
13066 (edge_removal_hook_holder): New variable.
13067 (node_removal_hook_holder): New variable.
13068 (edge_duplication_hook_holder): New variable.
13069 (node_duplication_hook_holder): New variable.
13070 (ipa_detect_param_modifications): Check for presence of modified flags.
13071 (ipa_compute_jump_functions): Check for presence of jump functions.
13072 (ipa_free_edge_args_substructures): New function.
13073 (ipa_create_node_params): Removed.
13074 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13075 (ipa_free_node_params_substructures): New function.
13076 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13078 (ipa_edge_removal_hook): New function.
13079 (ipa_node_removal_hook): New function.
13080 (duplicate_array): New function.
13081 (ipa_edge_duplication_hook): New function.
13082 (ipa_node_duplication_hook): New function.
13083 (ipa_register_cgraph_hooks): New function.
13084 (ipa_unregister_cgraph_hooks): New function.
13085 (free_all_ipa_structures_after_ipa_cp): New function.
13087 * ipa-prop.h: Include vec.h.
13088 (ipa_node_params_t): New typedef with vector types for it.
13089 (ipa_edge_args_t): New typedef with vector types for it.
13090 (IPA_NODE_REF): Changed to access an on-the-side vector.
13091 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13092 (ipa_check_create_node_params): New function.
13093 (ipa_check_create_edge_args): New function.
13095 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13098 2008-07-07 Tom Tromey <tromey@redhat.com>
13100 * configure, config.in: Rebuilt.
13101 * configure.ac: Don't check for scandir or alphasort.
13103 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13105 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13106 types immediately after creating them.
13108 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13110 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13112 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13114 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13115 dump_constraint_graph.
13116 (dump_constraint_edge): New function.
13117 (dump_constraint_graph): New function.
13118 (debug_constraint_graph): New function.
13119 (dump_constraint): Removed useless comparison.
13120 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13121 (dump_constraint_graph): Declare.
13122 (debug_constraint_graph): Declare.
13123 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13125 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13127 * config/i386/i386.c (is_va_list_char_pointer): New.
13128 (ix86_va_start): Replace compare with ms_va_list_type_node
13129 by is_va_list_char_pointer.
13130 (ix86_gimplify_va_arg): Likewise.
13132 2008-07-07 Martin Jambor <mjambor@suse.cz>
13134 * cgraph.c (cgraph_edge_max_uid): New variable.
13135 (struct cgraph_edge_hook_list): New type.
13136 (struct cgraph_node_hook_list): New type.
13137 (struct cgraph_2edge_hook_list): New type.
13138 (struct cgraph_2node_hook_list): New type.
13139 (first_cgraph_edge_removal_hook): New variable.
13140 (first_cgraph_node_removal_hook): New variable.
13141 (first_cgraph_edge_duplicated_hook): New variable.
13142 (first_cgraph_node_duplicated_hook): New variable.
13143 (cgraph_add_edge_removal_hook): New function.
13144 (cgraph_remove_edge_removal_hook): New function.
13145 (cgraph_call_edge_removal_hooks): New function.
13146 (cgraph_add_node_removal_hook): New function.
13147 (cgraph_remove_node_removal_hook): New function.
13148 (cgraph_call_node_removal_hooks): New function.
13149 (cgraph_add_edge_duplication_hook): New function.
13150 (cgraph_remove_edge_duplication_hook): New function.
13151 (cgraph_call_edge_duplication_hooks): New function.
13152 (cgraph_add_node_duplication_hook): New function.
13153 (cgraph_remove_node_duplication_hook): New function.
13154 (cgraph_call_node_duplication_hooks): New function.
13155 (cgraph_create_edge): Assign to edge uid.
13156 (cgraph_remove_edge): Call edge removal hooks.
13157 (cgraph_node_remove_callees): Call edge removal hooks.
13158 (cgraph_node_remove_callers): Call edge removal hooks.
13159 (cgraph_remove_node): Call node removal hooks.
13160 (cgraph_clone_edge): Call edge duplication hooks.
13161 (cgraph_clone_node): Call node duplication hooks.
13163 * cgraph.h (cgraph_edge): New field uid.
13164 (cgraph_edge_hook): New type.
13165 (cgraph_node_hook): New type.
13166 (cgraph_2edge_hook): New type.
13167 (cgraph_2node_hook): New type.
13169 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13171 * config.in: Regenerate.
13173 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13175 * gcc.c (print_sysroot): New.
13176 (option_map, display_help, process_command): Handle the
13177 -print-sysroot option.
13178 (main): Print the sysroot if requested.
13179 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13181 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13184 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13186 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13188 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13189 (assign_parm_setup_block_p): Also check mode of entry_parm.
13191 2008-07-07 Richard Guenther <rguenther@suse.de>
13193 * tree-ssa-structalias.h (set_used_smts): Remove.
13194 * tree-ssa-structalias.c (used_smts): Likewise.
13195 (set_used_smts): Likewise.
13196 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13197 call to set_used_smts.
13199 2008-07-07 Richard Guenther <rguenther@suse.de>
13201 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13202 (new_var_info): Set it to false.
13203 (solution_set_add): Correctly handle pointers outside a var and
13205 (type_safe): Treat variables with is_full_var properly.
13206 (do_sd_constraint): Likewise.
13207 (do_ds_constraint): Likewise.
13208 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13209 (get_constraint_for_ptr_offset): New function.
13210 (get_constraint_for_component_ref): For addresses at least include
13211 the last field of the variable. Handle is_full_vars properly.
13212 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13213 (handle_ptr_arith): Remove.
13214 (find_func_aliases): Simplify assignment handling.
13215 (create_function_info_for): For parameter and result varinfos set
13217 (create_variable_info_for): Set is_full_var flag whenever we
13218 just created a single varinfo for a decl.
13219 (init_alias_vars): Initialize use_field_sensitive from
13220 max-fields-for-field-sensitive parameter.
13222 2008-07-07 Richard Guenther <rguenther@suse.de>
13224 PR tree-optimization/36713
13225 * tree-flow-inline.h (is_call_used): New function.
13226 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13227 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13228 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13230 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13232 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13234 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13236 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13238 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13239 Nathan Sidwell <nathan@codesourcery.com>
13241 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13242 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13244 * config/m68k/t-linux: New.
13245 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13248 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13250 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13251 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13254 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13256 * gcc.c (execute): Fix -Wc++-compat warning.
13258 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13261 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13262 constant for little endian.
13264 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13266 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13267 mips_base_mips16 instead of TARGET_MIPS16.
13268 (mips_base_mips16): Declare.
13269 * config/mips/mips.c (mips_base_mips16): Make global.
13270 (was_mips16_p): Remove GTY marker.
13271 (was_mips16_pch_p): New variable.
13272 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13273 (mips_override_options): Force to non-MIPS16 mode initially.
13274 Do not complain about MIPS16 PIC incompatibilities here.
13275 Only allow -mgpopt if -mexplicit-relocs is in force for
13278 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13280 * configure.ac: Check for caddr_t, define to char * if not defined.
13281 * configure: Regenerate.
13282 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13283 (mmap_gt_pch_use_address): Likewise.
13284 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13286 2008-07-06 Richard Guenther <rguenther@suse.de>
13288 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13289 (new_var_info): Deal with it.
13290 (solution_set_add): Likewise.
13291 (bitpos_of_field): Make signed, fix.
13292 (struct fieldoff): Remove type and decl fields. Make size field
13293 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13295 (fieldoff_compare): Deal with it.
13296 (push_fields_onto_fieldstack): Remove has_union argument, glob
13297 adjacent non-pointer fields together.
13298 (create_function_info_for): Do not set has_union.
13299 (create_variable_info_for): Simplify.
13301 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13303 * config.gcc (extra_headers): Add cross-stdarg.h for target
13304 x86_64-*-* and i?86-*-*.
13305 * config/i386/cross-stdarg.h: New.
13306 * builtins.c (std_fn_abi_va_list): New.
13307 (std_canonical_va_list_type): New.
13308 (stabilize_va_list): Replace va_list_type_node use by
13309 mtarget.canonical_va_list_type.
13310 (gimplify_va_arg_expr): Likewise.
13311 (expand_builtin_va_copy): Replace va_list_type_node use by
13312 mtarget.fn_abi_va_list.
13313 * tree-sra.c (is_va_list_type): New helper.
13314 (decl_can_be_decomposed_p): Replace
13315 va_list_type_node use by is_va_list_type.
13316 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13317 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13318 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13319 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13320 (ix86_enum_va_list): New.
13321 * config/i386/i386.c (sysv_va_list_type_node): New.
13322 (ms_va_list_type_node): New.
13323 (ix86_function_type_abi): Remove sorry.
13324 (ix86_build_builtin_va_list_abi): New.
13325 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13326 for 64-bit targets.
13327 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13328 (ix86_init_builtins_va_builtins_abi): New.
13329 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13330 for 64-bit targets.
13331 (ix86_handle_abi_attribute): New.
13332 (attribute_spec): Add sysv_abi and ms_abi.
13333 (ix86_fn_abi_va_list): New.
13334 (ix86_canonical_va_list_type): New.
13335 (ix86_enum_va_list): New.
13336 (TARGET_FN_ABI_VA_LIST): New.
13337 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13338 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13339 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13340 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13341 (TARGET_ENUM_VA_LIST): New.
13342 * expr.h (std_fn_abi_va_list): New.
13343 (std_canonical_va_list_type): New.
13344 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13345 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13346 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13347 TARGET_CANONICAL_VA_LIST_TYPE.
13348 * target.h (struct gcc_target): Add fn_abi_va_list hook
13349 and canonical_va_list_type hook.
13351 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13353 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13354 integral and pointer types.
13356 2008-07-04 Roger Sayle <roger@eyesopen.com>
13358 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13359 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13361 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13364 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13366 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13368 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13369 build_gimple_modify_stmt.
13370 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13371 gimple operand. Use fold_build* instead of build*.
13373 2008-07-04 Richard Guenther <rguenther@suse.de>
13375 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13376 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13377 properly to compute the reachability set if we do field-sensitive PTA.
13378 * invoke.texi (max-fields-for-field-sensitive): Document default.
13379 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13380 100 for optimize >= 2.
13382 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13384 * ggc-zone.c (lookup_page_table_if_allocated,
13385 set_page_table_entry, zone_find_object_size, alloc_small_page,
13386 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13387 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13388 -Wc++-compat and/or -Wcast-qual warnings.
13390 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13393 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13394 pic_offset_table_rtx to be marked as used here.
13395 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13396 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13397 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13398 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13399 !TARGET_SECURE_PLT.
13401 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13403 * alloc-pool.c (hash_descriptor, eq_descriptor,
13404 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13405 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13407 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13408 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13409 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13410 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13413 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13415 * tree-flow.h (loop_only_exit_p): Declare.
13416 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13417 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13418 the number of iterations if it is constant. Otherwise, if this is the
13419 only possible exit of the loop, use the conservative estimate on the
13420 number of iterations of the entire loop if available.
13422 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13424 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13425 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13426 Add synchronization functions.
13427 * config/sync.c: New file.
13428 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13429 (LIBGCC_SYNC_CFLAGS): Likewise.
13431 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13434 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13435 (*pushtf_sse): New insn pattern.
13436 (pushtf splitters): New splitters.
13438 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13440 PR middle-end/35736
13441 * predict.c (build_predict_expr): Use void_type_node for the tree
13442 type, instead of NULL_TREE.
13444 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13446 * config/i386/i386.c (contains_aligned_value_p): Return true
13448 (ix86_data_alignment): Align TCmode to 128bits.
13449 (ix86_local_alignment): Likewise.
13451 2008-07-03 Andrew Haley <aph@redhat.com>
13454 * vec.h (VEC_TA): New.
13455 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13456 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13457 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13458 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13459 (C_COMMON_FIXED_TYPES): Remove first arg.
13460 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13461 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13462 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13463 not to use empty macro arguments.
13465 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13467 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13468 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13469 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13470 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13471 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13472 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13473 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13474 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13475 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13476 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13477 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13478 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13479 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13480 config/rs6000/e500crtres64gpr.asm,
13481 config/rs6000/e500crtres64gprctr.asm,
13482 config/rs6000/e500crtrest32gpr.asm,
13483 config/rs6000/e500crtrest64gpr.asm,
13484 config/rs6000/e500crtresx32gpr.asm,
13485 config/rs6000/e500crtresx64gpr.asm,
13486 config/rs6000/e500crtsav32gpr.asm,
13487 config/rs6000/e500crtsav64gpr.asm,
13488 config/rs6000/e500crtsav64gprctr.asm,
13489 config/rs6000/e500crtsavg32gpr.asm,
13490 config/rs6000/e500crtsavg64gpr.asm,
13491 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13492 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13493 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13494 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13495 config/sparc/sol2-cn.asm: Remove .file directives.
13497 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13499 * resource.c (mark_referenced_resources): Look inside
13500 UNSPEC_VOLATILEs and ASM_INPUTs.
13502 2008-07-02 Ian Lance Taylor <iant@google.com>
13504 * rtlanal.c (add_reg_note): New function.
13505 * rtl.h (add_reg_note): Declare.
13506 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13507 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13508 * builtins.c (expand_builtin_longjmp): Likewise.
13509 (expand_builtin_nonlocal_goto): Likewise.
13510 * calls.c (emit_call_1, expand_call): Likewise.
13511 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13512 * cfglayout.c (fixup_reorder_chain): Likewise.
13513 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13514 (commit_one_edge_insertion): Likewise.
13515 * combine.c (move_deaths, distribute_notes): Likewise.
13516 * df-problems.c (df_set_note): Likewise.
13517 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13518 (set_unique_reg_note): Likewise.
13519 (emit_copy_of_insn_after): Likewise.
13520 * expr.c (expand_expr_real): Likewise.
13521 * gcse.c (add_label_notes): Likewise.
13522 * haifa-sched.c (create_check_block_twin): Likewise.
13523 * jump.c (mark_jump_label_1): Likewise.
13524 * loop-doloop.c (add_test, doloop_modify): Likewise.
13525 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13526 * lower-subreg.c (move_eh_region_note): Likewise.
13527 * optabs.c (emit_libcall_block): Likewise.
13528 * predict.c (predict_insn): Likewise.
13529 (combine_predictions_for_insn): Likewise.
13530 * recog.c (peephole2_optimize): Likewise.
13531 * regmove.c (try_auto_increment): Likewise.
13532 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13533 * reload.c (find_reloads): Likewise.
13534 * reload1.c (fixup_eh_region_note): Likewise.
13535 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13536 * reorg.c (delete_prior_computation): Likewise.
13537 (delete_computation, dbr_schedule): Likewise.
13538 * config/pa/pa.c (legitimize_pic_address): Likewise.
13539 * config/sh/sh.c (sh_reorg): Likewise.
13541 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13544 * config/libgcc-glibc.ver: Add %exclude.
13545 * config/m32r/libgcc-glibc.ver: Likwise.
13546 * config/s390/libgcc-glibc.ver: Likwise.
13547 * config/sh/libgcc-glibc.ver: Likwise.
13548 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13550 * config/i386/libgcc-glibc.ver: New.
13552 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13554 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13556 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13557 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13558 i[34567]86-*-linux*, x86_64-*-linux*. Add
13559 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13560 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13561 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13562 i[34567]86-*-linux*, x86_64-*-linux*.
13564 * libgcc-std.ver: Add empty GCC_4.4.0.
13566 * mkmap-symver.awk: Support multiple versions per symbol.
13568 * config/i386/i386.c (ix86_init_builtins): Always define
13569 __builtin_fabsq and __builtin_copysignq with fallbacks.
13570 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13571 and __builtin_copysignq if SSE2 isn't available.
13573 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13574 (LIBGCC2_TF_CEXT): Likwise.
13575 (TF_SIZE): Likwise.
13577 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13579 * config/i386/sfp-machine.h: Moved to libgcc.
13581 * config/i386/sfp-machine.h: New.
13582 * config/i386/t-linux: Likwise.
13584 * config/i386/t-darwin: Remove softfp_wrap_start and
13586 * config/i386/t-darwin64: Likewise.
13588 * config/i386/t-fprules-softfp64: Renamed to ...
13589 * config/i386/t-fprules-softfp: This.
13591 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13592 and softfp_wrap_end.
13594 2008-07-02 Jason Merrill <jason@redhat.com>
13596 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13598 * tree.c (ctor_to_list): New fn.
13599 * tree.h: Declare it.
13600 (CONSTRUCTOR_ELT): New macro.
13601 (CONSTRUCTOR_NELTS): New macro.
13603 2008-07-02 Richard Guenther <rguenther@suse.de>
13605 * tree-ssa-structalias.c (struct variable_info): Reorder
13606 to fill padding on 64bit hosts. Make collapsed_to an int.
13607 (get_varinfo_fc): Deal with that.
13608 (new_var_info): Likewise.
13609 (collapse_rest_of_var): Likewise.
13611 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13613 * doc/install.texi (--enable-java-home): Document.
13614 (--enable-aot-compile-rpm): Likewise.
13615 (--with-arch-directory): Likewise.
13616 (--with-os-directory): Likewise.
13617 (--with-origin-name): Likewise.
13618 (--with-arch-suffix): Likewise.
13619 (--with-jvm-root-dir): Likewise.
13620 (--with-jvm-jar-dir): Likewise.
13621 (--with-python-dir): Likewise.
13623 2008-07-02 Richard Guenther <rguenther@suse.de>
13625 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13626 from decls explicitly. Merge operand checking from tuples.
13628 2008-07-02 Martin Jambor <mjambor@suse.cz>
13630 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13632 2008-07-02 Martin Jambor <mjambor@suse.cz>
13634 * tree-switch-conversion.c: Included timevar.h
13635 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13637 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13639 2008-07-02 Martin Jambor <mjambor@suse.cz>
13641 * tree-switch-conversion.c: Corrected various comments and
13643 (build_constructors): Fixed minor formatting mistakes.
13645 * invoke.texi (Optimize Options): Corrected the
13646 switch-conversion-max-branch-ratio parameter.
13648 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13650 * final.c (asm_insn_count): Return zero for an empty asm body.
13652 2008-07-02 Richard Guenther <rguenther@suse.de>
13654 * bitmap.h (bitmap_set_bit): Return bool.
13655 (bitmap_clear_bit): Likewise.
13656 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13657 write to the bitmap if it would.
13658 (bitmap_clear_bit): Likewise.
13659 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13660 bitmap_set_bit return value.
13661 (add_pred_graph_edge): Likewise.
13662 (add_graph_edge): Likewise.
13663 (do_sd_constraint): Likewise.
13664 (do_ds_constraint): Likewise.
13666 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13668 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13669 Fix -Wc++-compat and/or -Wcast-qual warnings.
13670 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13671 gen_regparm_prefix): Likewise.
13672 * vmsdbgout.c (write_modbeg, lookup_filename,
13673 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13675 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13677 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13678 defaults.h definition apply.
13680 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13682 * function.c (assign_parm_remove_parallels): New.
13683 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13685 (assign_parm_setup_block): Do not handle them.
13686 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13687 assign_parm_remove_parallels.
13689 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13691 * c-typeck.c (convert_for_assignment): Use
13692 vector_targets_convertible_p.
13693 * c-common.c (vector_targets_convertible_p): New.
13694 * c-common.h (vector_targets_convertible_p): New prototype.
13695 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13696 opaque_p_V2SI_type_node.
13698 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13700 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13703 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13705 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13706 TFmode constants via two element DImode vector for hosts with
13707 HOST_BITS_PER_WIDE_INT < 64.
13708 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13709 also for HOST_BITS_PER_WIDE_INT < 64.
13711 2008-07-01 Richard Guenther <rguenther@suse.de>
13713 PR tree-optimization/36666
13714 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13715 (get_constraint_exp_from_ssa_var): Split into ...
13716 (get_constraint_exp_for_temp): ... this ...
13717 (get_constraint_for_ssa_var): ... and that.
13718 Return constraint expressions for all touched sub-fields
13719 if the results address is not taken.
13720 (process_constraint): Remove assertion that aggregate
13721 assignments do not happen at this place.
13722 (get_constraint_for_component_ref): Add address_p argument.
13723 Return constraint expressions for all touched sub-fields
13724 if the results address is not taken.
13725 (do_deref): Use get_constraint_exp_for_temp.
13726 (get_constraint_for_1): Rename from ...
13727 (get_constraint_for): ... this. Add the old function as wrapper.
13728 (do_structure_copy): Use get_constraint_for_1.
13730 2008-07-01 Martin Jambor <mjambor@suse.cz>
13732 * Makefile.in (tree-switch-conversion.o): Add.
13733 (OBJS-common): Add tree-swtch-conversion.o.
13734 * passes.c (init_optimization_passes): Add pass_convert_switch.
13735 * tree-pass.h: (pass_convert_switch): Add.
13736 * tree-switch-conversion.c: New file.
13737 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13738 * common.opt (ftree-cswtch): New option.
13739 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13740 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13741 * opts.c (decode_options): Set flag_tree_switch_conversion when
13742 optimization level is >= 2.
13743 * doc/invoke.texi (Optimize Options): Added description of
13744 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13746 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13748 * config/darwin-driver.c (darwin_default_min_version): Fix
13749 -Wc++-compat warnings.
13751 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13753 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13756 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13758 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13760 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13762 PR rtl-optimization/34744
13763 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13764 (df_scan_free_internal): Free data structures not
13765 allocated in storage pools.
13766 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13767 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13768 df_scan_free_mws_vec.
13769 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13772 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13774 * config/i386/i386.c (contains_aligned_value_p): Return true
13776 (ix86_function_arg_boundary): Return its natural boundary
13778 (return_in_memory_32): Don't check TDmode.
13779 (ix86_split_to_parts): Support splitting into 4 parts and
13780 support TFmode for 32bit target.
13781 (ix86_split_long_move): Support splitting into 4 parts.
13782 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13784 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13785 (ix86_init_builtins): Here.
13786 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13787 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13788 'q' and 'w', respectively.
13790 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13792 (movtf_internal): Likewise.
13793 (<code>tf2): Likewise.
13794 (*absnegtf2_sse): Likewise.
13795 (copysign<mode>3): Likewise.
13796 (copysign<mode>3_const): Likewise.
13797 (copysign<mode>3_var): Likewise.
13798 (define_split UNSPEC_COPYSIGN): Likewise.
13799 * config/i386/sse.md (*nandtf3): Likewise.
13800 (<code>tf3): Likewise.
13801 (*<code>tf3): Likewise.
13803 2008-06-30 Joey Ye <joey.ye@intel.com>
13804 H.J. Lu <hongjiu.lu@intel.com>
13806 * global.c (compute_regsets): Set frame_pointer_needed here.
13807 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13809 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13811 * doc/install.texi (specific): Expand Windows build notes.
13813 2008-06-30 Ira Rosen <irar@il.ibm.com>
13815 PR tree-optimization/36648
13816 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13817 number of prolog iterations by step. Fix the comment.
13819 2008-06-30 Richard Guenther <rguenther@suse.de>
13821 PR middle-end/36671
13822 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13823 handle calls from ECF_MALLOC functions.
13824 (handle_pure_call): ECF_MALLOC functions do not return
13826 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13828 2008-06-29 Andreas Schwab <schwab@suse.de>
13830 * config/m68k/m68k.c (print_operand): Always print a float
13832 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13833 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13836 * config/rs6000/x-linux64: Remove never used file.
13838 2008-06-29 Richard Guenther <rguenther@suse.de>
13840 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13842 (struct alias_info): Move ...
13843 * tree-ssa-alias.c: ... here.
13844 (update_alias_info): Declare.
13845 (compute_may_aliases): Call it.
13846 (update_alias_info): New function.
13847 * tree-ssa-structalias.c (update_alias_info): Move ...
13848 * tree-ssa-alias.c (update_alias_info_1): ... here.
13849 * tree-ssa-structalias.c (process_constraint_1): Remove
13850 unused from_call argument. Rename to ...
13851 (process_constraint): ... this. Delete old wrapper.
13852 (make_constraint_to): Adjust callers.
13853 (handle_const_call): Likewise.
13854 (handle_pure_call): Likewise.
13855 (init_base_vars): Likewise.
13856 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13857 (find_func_aliases): We don't need structure copies for
13859 (make_constraint_from_anything): Remove.
13860 (create_variable_info_for): For globals make constraints
13861 from escaped, not from anything.
13862 (compute_points_to_sets): Do not call update_alias_info.
13863 (ipa_pta_execute): Use make_constraint_from.
13865 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13867 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13868 (bitmap.o-warn, dominance.o-warn): New.
13869 * configure.ac (cxx_compat_warn): Delete.
13870 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13871 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13873 * configure: Regenerate.
13875 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13878 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13880 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13881 * df-scan.c (df_notes_rescan): Likewise.
13882 * ggc-page.c (set_page_table_entry): Likewise.
13883 * intl.c (gcc_gettext_width): Likewise.
13884 * varasm.c (get_unnamed_section, get_noswitch_section,
13885 get_section): Likewise.
13887 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13889 * regrename.c (build_def_use): Don't copy RTX.
13891 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13893 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13894 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13895 punctuation. Use @ref instead of @xref.
13896 (Function Names): Remove stray @display/@end display.
13897 (C++ Attributes): Use @ref instead of @xref.
13898 (Deprecated Features): Fix punctuation around @xref.
13899 (Backwards Compatibility): Likewise.
13900 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13902 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13904 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13905 constants for E500 double.
13907 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13909 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13910 element type of const_vector.
13912 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13914 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13915 Remove FLAGS_REG clobber from expander pattern.
13916 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13917 (anddi3, andsi3, andhi3, andqi3): Ditto.
13918 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13919 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13920 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13921 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13922 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13923 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13924 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13925 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13927 2008-06-28 Richard Guenther <rguenther@suse.de>
13929 * tree-ssa-structalias.c (callused_id, var_callused,
13930 callused_tree): Add.
13931 (handle_pure_call): New function.
13932 (find_func_aliases): Call it.
13933 (find_what_p_points_to): Handle the call-used set.
13934 (clobber_what_escaped): Likewise.
13935 (compute_call_used_vars): New function.
13936 (init_base_vars): Init the call-used variable.
13937 (do_sd_constraint): Do not propagate the solution from CALLUSED
13938 but use CALLUSED as a placeholder.
13939 (solve_graph): Likewise.
13940 * tree-flow-inline.h (gimple_call_used_vars): New function.
13941 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13942 (compute_call_used_vars): Declare.
13943 * tree-ssa-alias.c (set_initial_properties): Call
13944 compute_call_used_vars.
13945 (reset_alias_info): Clear call-used variables.
13946 (add_call_clobber_ops): Assert we are not called for const/pure
13947 functions. Remove handling of them.
13948 (add_call_read_ops): Handle pure functions by adding the
13949 call-used set of variables as VUSEs.
13950 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13951 (delete_tree_ssa): Free it.
13952 * tree-dfa.c (remove_referenced_var): Clear the var from the
13955 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13957 * tree.c (build_varargs_function_type_list): New.
13958 (build_function_type_list_1): New.
13959 (build_function_type_list): Use build_function_type_list_1.
13960 * tree.h (build_varargs_function_type_list): New.
13962 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13965 * config/spu/spu.c (spu_builtin_splats): Do not generate
13966 invalid CONST_VECTOR expressions.
13967 (spu_expand_vector_init): Likewise.
13969 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13971 * optabs.c (libfunc_decls): New variable.
13972 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13973 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13974 for the same function twice.
13976 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13978 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13979 ix86_expand_binary_operator directly.
13980 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13982 (*ashrti3_1): Ditto.
13983 (*lshrti3_1): Ditto.
13984 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13985 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13986 using only one splitter. Conditionaly execute splitter before or
13987 after peephole2 pass.
13988 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13989 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13990 Use only one alternative in asm template.
13991 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13993 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13994 "J" operand constraint for operand 2.
13995 (*ashldi3_cconly_rex64): Ditto.
13996 (*ashrdi3_cmp_rex64): Ditto.
13997 (*ashrdi3_cconly_rex64): Ditto.
13998 (*lshrdi3_cmp_rex64): Ditto.
13999 (*lshrdi3_cconly_rex64): Ditto.
14000 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14001 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14002 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14005 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14007 * gimplify.c (omp_is_private): Don't return true if decl is not
14008 already private on #pragma omp for or #pragma omp parallel for.
14011 * tree-cfg.c (struct move_stmt_d): Replace block field with
14012 orig_block and new_block fields.
14013 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14014 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14015 (move_block_to_fn): Replace vars_map and new_label_map arguments
14016 with struct move_stmt_d pointer.
14017 (replace_block_vars_by_duplicates): New function.
14018 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14019 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14020 all subblocks of ORIG_BLOCK to the new function. Call
14021 replace_block_vars_by_duplicates.
14022 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14023 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14024 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14025 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14026 (expand_omp): Temporarily set input_location to the location of
14027 region's controlling stmt.
14028 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14029 BIND_EXPR, push ctx->block_vars and gimplification vars into
14030 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14031 into dest function.
14032 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14033 there are any BLOCK_VARS.
14034 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14035 OMP_PARALLEL or OMP_TASK stmt.
14036 (lower_omp): Save and restore input_location around the lower_omp_1
14039 2008-06-27 Richard Guenther <rguenther@suse.de>
14041 PR tree-optimization/36400
14042 PR tree-optimization/36373
14043 PR tree-optimization/36344
14044 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14045 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14046 (update_alias_info): Remove call clobbering code.
14047 (make_constraint_to): New helper function.
14048 (make_escape_constraint): Likewise.
14049 (handle_rhs_call): Use it on all pointer containing arguments.
14050 Also mark the static chain escaped.
14051 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14052 instead of ANYTHING.
14053 (make_constraint_from): New helper split out from ...
14054 (make_constraint_from_anything): ... here.
14055 (find_func_aliases): Add constraints for escape sites.
14056 (intra_create_variable_infos): Make constraints from NONLOCAL
14058 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14060 (clobber_what_p_points_to): Remove.
14061 (clobber_what_escaped): New function.
14062 (init_base_vars): Init NONLOCAL and ESCAPED.
14063 (do_sd_constraint): Do not propagate the solution from ESCAPED
14064 but use ESCAPED as a placeholder.
14065 (solve_graph): Likewise.
14066 * tree-flow.h (clobber_what_p_points_to): Remove.
14067 (clobber_what_escaped): Declare.
14068 * tree-ssa-alias.c (set_initial_properties): Call it.
14069 Remove code clobbering escaped pointers.
14071 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14073 * function.c (allocate_struct_function): Only allocate a unique
14074 funcdef_no if the decl is nonzero.
14076 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14078 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14079 * config/mips/mips.c (mips_split_const_insns): New function.
14080 * config/mips/mips.md (move_type): New attribute.
14081 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14082 (dword_mode): New attribute.
14083 (type): Avoid long line. Map "move_type"s to "type"s,
14084 choosing "multi" for doubleword moves if appropriate.
14085 Swap MTC/MFC comments to match their declaration order.
14086 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14087 "type" is "branch" or "jal" is "direct".
14088 (length): Handle "extended_mips16" first. Make the default
14089 "0" for "ghost" instructions. Set the length from "move_type".
14090 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14091 of "type", with "sll0" for the register alternative. Remove the
14092 "extended_mips16" attribute.
14093 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14094 of "type", with "shift_shift" for the register alternative.
14095 Remove the "length" attribute.
14096 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14097 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14098 of "type", with "andi" for the register alternative.
14099 (*zero_extendqihi2): Likewise.
14100 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14101 of "andi" instead of a "type" of "arith".
14102 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14104 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14105 (mov_<store>r, *mov<mode>_ra): Likewise.
14106 (extendsidi2): Use "move_type" instead of "type", with "move"
14107 for the register alternative.
14108 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14109 of "type", with "signext" for the register alternative.
14110 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14111 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14112 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14113 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14114 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14115 (unnamed branch insn): Likewise.
14116 (*movdi_gp32_fp64): Fold into...
14117 (*movdi_32bit): ...here.
14118 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14119 (*movdf_hardfloat): ...this new pattern.
14120 (*movdf_softfloat): Remove redundant FPR alternatives.
14121 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14122 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14123 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14124 the "move" attribute.
14125 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14126 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14127 and "store" for COP loads and stores.
14128 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14129 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14130 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14131 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14132 (*movtf_mips16, *movv2sf): Likewise.
14133 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14134 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14135 (mfhc1<mode>): Use "move_type" instead of "move".
14136 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14137 (loadgp_blockage): Remove the "length" attribute.
14138 (blockage, set_got_version, update_got_version): Likewise.
14139 (call_internal): Remove the "extended_mips16" attribute.
14140 (call_value_internal, call_value_multiple_internal): Likewise.
14141 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14143 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14144 the "length" attribute.
14146 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14148 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14149 -Wcast-qual warnings.
14150 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14151 handle_pragma_pop_macro): Likewise.
14152 * collect2.c (resolve_lib_name): Likewise.
14153 * config/arc/arc.c (arc_init): Likewise.
14154 * config/arm/arm.c (neon_builtin_compare,
14155 locate_neon_builtin_icode): Likewise.
14156 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14157 * config/bfin/bfin.c (bfin_init_machine_status,
14158 bfin_optimize_loop): Likewise.
14159 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14160 * config/cris/cris.c (cris_init_expanders): Likewise.
14161 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14162 * config/darwin.c (machopic_indirection_eq,
14163 machopic_indirection_name, machopic_output_indirection): Likewise.
14164 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14165 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14166 frv_optimize_membar): Likewise.
14167 * config/i386/cygwin.h (mingw_scan,
14168 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14169 * config/i386/cygwin1.c (mingw_scan): Likewise.
14170 * config/i386/i386.c (machopic_output_stub): Likewise.
14171 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14172 i386_pe_unique_section): Likewise.
14173 * config/ia64/ia64.c (ia64_init_machine_status,
14174 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14176 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14177 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14178 * config/m68k/m68k.c (m68k_handle_option,
14179 m68k_sched_md_init_global): Likewise.
14180 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14181 mcore_unique_section): Likewise.
14182 * config/mips/mips.c (mips_block_move_straight,
14183 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14185 * config/mmix/mmix.c (mmix_init_machine_status,
14186 mmix_encode_section_info): Likewise.
14187 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14188 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14189 print_operand_address, output_toc, redefine_groups,
14190 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14191 * config/s390/s390.c (s390_init_machine_status): Likewise.
14192 * config/score/score.c (score_block_move_straight,
14193 score_block_move_loop_body): Likewise.
14194 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14195 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14196 * emit-rtl.c (find_auto_inc): Likewise.
14197 * gcc.c (translate_options, process_command): Likewise.
14198 * reorg.c (dbr_schedule): Likewise.
14199 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14200 * xcoffout.c (xcoffout_declare_function): Likewise.
14202 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14204 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14205 ipa-pta working again.
14207 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14209 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14212 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14214 * config.gcc (powerpc*-*-*): Add new core e500mc.
14215 * config/rs6000/e500mc.md: New file.
14216 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14218 (rs6000_override_options): Add e500mc case to
14219 processor_target_table. Altivec and Spe options not allowed
14220 with e500mc. Add isel instruction to e500mc by
14221 default. Initialize rs6000_cost for e500mc.
14222 (rs6000_issue_rate): Set issue rate for e500mc.
14223 * config/rs6000/rs6000.h (processor_type): Add
14224 PROCESSOR_PPCE500MC.
14225 (ASM_CPU_SPEC): Add e500mc.
14226 Set TARGET_ISEL to rs6000_isel.
14227 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14228 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14229 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14231 * doc/invoke.texi: Add e500mc to list of cpus.
14233 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14236 * c-lex.c (lex_charconst): Initialize unsignedp.
14238 2008-06-27 Olivier Hainque <hainque@adacore.com>
14240 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14241 documented assumptions.
14243 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14245 * dwarf2out.c: Remove trailing white spaces. Break long line
14248 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14250 * libfuncs.h (LTI_synchronize): New libfunc_index.
14251 (synchronize_libfunc): Declare.
14252 * builtins.c (expand_builtin_synchronize): Consider using
14253 synchronize_libfunc before falling back on an asm blockage.
14254 * config/mips/mips.c: Include libfuncs.h
14255 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14257 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14259 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14260 parameter. Copy stack_reg to r11 where appropriate.
14261 (no_global_regs_above): Add gpr parameter.
14262 (rs6000_stack_info): Only add padding for SPE save area if we
14263 are saving SPE GPRs and CR.
14264 (saveres_routine_syms): New variable.
14265 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14267 (rs6000_savres_routine_sym): New function.
14268 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14270 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14271 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14272 Tweak FPR out-of-line saving.
14273 (rs6000_make_savres_rtx): New function.
14274 (rs6000_use_multiple_p): New function.
14275 (rs6000_savres_strategy): New function.
14276 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14277 out-of-line if appropriate.
14278 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14279 if we are optimizing for size.
14280 (GP_SAVE_INLINE): Define.
14281 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14282 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14283 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14284 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14285 (*save_fpregs_<mode>): Add use of r11.
14286 (*restore_gpregs_<mode>): New insn.
14287 (*return_and_restore_gpregs_<mode>): New insn.
14288 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14290 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14291 (*restore_gpregs_spe): New insn.
14292 (*return_and_restore_gpregs_spe): New insn.
14293 * config/rs6000/predicates.md (save_world_operation): Fix check.
14295 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14297 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14298 this point, so assert that.
14300 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14302 * cfganal.c: Include vec.h and vecprim.h.
14303 (compute_idf): Import from...
14304 * tree-into-ssa (compute_idf): ...here.
14305 * basic-block.h (compute_idf): Export.
14307 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14309 * c-decl.c (merge_decls): Use !current_function_decl to check for
14310 extern declaration of C99 inline function being at file scope.
14312 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14314 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14316 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14318 * alias.c (record_alias_subset, init_alias_analysis): Fix
14319 -Wc++-compat and/or -Wcast-qual warnings.
14320 * attribs.c (lookup_attribute_spec): Likewise.
14321 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14322 copy_bb, connect_traces,
14323 find_rarely_executed_basic_blocks_and_cr): Likewise.
14324 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14325 note_btr_set, migrate_btr_defs): Likewise.
14326 * builtins.c (result_vector, expand_builtin_memcpy,
14327 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14328 builtin_memset_read_str, expand_builtin_printf,
14329 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14331 * caller-save.c (mark_set_regs): Likewise.
14332 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14333 * cgraph.c (cgraph_edge): Likewise.
14334 * combine.c (likely_spilled_retval_1): Likewise.
14335 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14336 htab_counts_entry_del, get_coverage_counts): Likewise.
14337 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14338 new_cselib_val): Likewise.
14339 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14340 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14342 * df-core.c (df_compact_blocks): Likewise.
14343 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14344 * df-scan.c (df_grow_reg_info, df_ref_create,
14345 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14346 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14347 df_record_entry_block_defs, df_record_exit_block_uses,
14348 df_bb_verify): Likewise.
14349 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14350 DF_REF_EXTRACT_MODE_CONST): New.
14351 * dominance.c (get_immediate_dominator, get_dominated_by,
14352 nearest_common_dominator, root_of_dom_tree,
14353 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14354 -Wc++-compat and/or -Wcast-qual warnings.
14355 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14356 record_store, replace_read, check_mem_read_rtx, scan_insn,
14357 dse_step1, dse_record_singleton_alias_set): Likewise.
14358 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14360 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14362 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14363 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14364 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14365 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14366 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14367 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14368 file_name_acquire, output_file_names, add_const_value_attribute,
14369 premark_used_types_helper, file_table_eq, file_table_hash,
14370 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14371 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14372 -Wcast-qual warnings.
14373 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14374 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14375 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14376 gen_reg_rtx, start_sequence, init_emit): Likewise.
14377 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14378 * except.c (init_eh_for_function, gen_eh_region,
14379 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14380 arh_to_landing_pad, arh_to_label, add_action_record,
14381 add_call_site, switch_to_exception_section): Likewise.
14382 * expmed.c (synth_mult): Likewise.
14383 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14384 store_expr): Likewise.
14385 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14387 * function.c (assign_stack_temp_for_type,
14388 allocate_struct_function, match_asm_constraints_1): Likewise.
14389 * gcov-io.c (gcov_allocate): Likewise.
14390 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14391 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14392 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14393 record_one_set, insert_expr_in_table, insert_set_in_table,
14394 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14395 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14396 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14397 -Wcast-qual warnings.
14399 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14401 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14402 -Wcast-qual warnings.
14403 * gcc.c (process_command): Likewise.
14404 * genattrtab.c (oballoc): Use XOBNEW.
14405 (oballocvec): Define.
14406 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14407 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14408 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14409 -Wc++-compat and/or -Wcast-qual warnings.
14410 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14411 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14412 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14413 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14414 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14415 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14416 add_excls, process_presence_absence_names,
14417 process_presence_absence_patterns, add_presence_absence,
14418 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14419 get_free_state, add_arc, get_free_automata_list_el,
14420 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14421 transform_3, cache_presence, create_ainsns, create_automata,
14422 create_state_ainsn_table, dfa_insn_code_enlarge,
14423 output_trans_func, output_min_issue_delay_func,
14424 output_dead_lock_func, output_reset_func,
14425 output_get_cpu_unit_code_func, output_dfa_start_func,
14426 expand_automata): Likewise.
14427 * genextract.c (gen_insn): Likewise.
14428 * gengtype-lex.l: Likewise.
14429 * gengtype.c (read_input_list, adjust_field_type,
14430 process_gc_options): Likewise.
14431 * genoutput.c (note_constraint): Likewise.
14432 * genpreds.c (mangle, add_constraint): Likewise.
14433 * genrecog.c (process_define_predicate, new_decision,
14434 add_to_sequence): Likewise.
14435 * gensupport.c (record_insn_name): Likewise.
14437 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14439 * config/i386/driver-i386.c (detect_caches_amd,
14440 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14441 and/or -Wcast-qual warnings.
14442 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14443 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14444 gt_pch_save): Likewise.
14445 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14446 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14447 * global.c (compute_regsets): Likewise.
14448 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14449 finish_graph_dump_file): Likewise.
14450 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14451 unlink_bb_notes): Likewise.
14452 * integrate.c (get_hard_reg_initial_val): Likewise.
14453 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14454 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14455 * local-alloc.c (update_equiv_regs): Likewise.
14456 * loop-invariant.c (check_invariant_table_size,
14457 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14459 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14460 altered_reg_used, mark_altered): Likewise.
14461 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14462 insert_var_expansion_initialization,
14463 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14464 release_var_copies): Likewise.
14465 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14466 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14467 analyze_accesses_for_phi_node, check_var_notmodified_p,
14468 check_allocation_function, find_sites_in_func,
14469 record_all_accesses_in_func, transform_access_sites,
14470 transform_allocation_sites): Likewise.
14471 * omp-low.c (new_omp_region, create_omp_child_function_name,
14472 check_omp_nesting_restrictions, check_combined_parallel,
14473 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14474 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14475 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14476 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14478 * opts-common.c (prune_options): Likewise.
14479 * opts.c (add_input_filename, print_filtered_help,
14480 get_option_state): Likewise.
14481 * params.c (add_params): Likewise.
14482 * passes.c (set_pass_for_id, next_pass_1,
14483 do_per_function_toporder, pass_fini_dump_file): Likewise.
14484 * postreload.c (reload_cse_simplify_operands): Likewise.
14485 * predict.c (tree_predicted_by_p, tree_predict_edge,
14486 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14488 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14490 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14492 * recog.c (check_asm_operands, validate_change_1): Likewise.
14493 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14494 subst_asm_stack_regs): Likewise.
14495 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14496 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14497 * regmove.c (reg_is_remote_constant_p): Likewise.
14498 * regrename.c (regrename_optimize, scan_rtx_reg,
14499 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14501 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14502 regstat_compute_calls_crossed): Likewise.
14503 * reload1.c (init_reload, new_insn_chain,
14504 has_nonexceptional_receiver, reload, copy_reloads,
14505 calculate_needs_all_insns, init_elim_table): Likewise.
14506 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14507 * rtl.c (shallow_copy_rtx_stat): Likewise.
14508 * rtlanal.c (parms_set): Likewise.
14509 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14510 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14511 * sched-ebb.c (earliest_block_with_similiar_load,
14512 add_deps_for_risky_insns): Likewise.
14513 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14514 schedule_region): Likewise.
14515 * see.c (eq_descriptor_pre_extension,
14516 hash_descriptor_pre_extension, hash_del_pre_extension,
14517 eq_descriptor_properties, hash_descriptor_properties,
14518 hash_del_properties, see_seek_pre_extension_expr,
14519 see_initialize_data_structures, see_print_register_properties,
14520 see_print_pre_extension_expr, see_delete_merged_def_extension,
14521 see_delete_unmerged_def_extension, see_emit_use_extension,
14522 see_pre_delete_extension, see_map_extension, see_commit_changes,
14523 see_analyze_merged_def_local_prop,
14524 see_analyze_merged_def_local_prop,
14525 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14526 see_set_prop_merged_def, see_set_prop_unmerged_def,
14527 see_set_prop_unmerged_use, see_print_one_extension,
14528 see_merge_one_use_extension, see_merge_one_def_extension,
14529 see_store_reference_and_extension, see_update_uses_relevancy,
14530 see_update_defs_relevancy): Likewise.
14531 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14532 hash_statistics_free, curr_statistics_hash): Likewise.
14533 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14534 expand_asm_operands, expand_return, case_bit_test_cmp,
14535 expand_case): Likewise.
14536 * stor-layout.c (start_record_layout): Likewise.
14537 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14538 gt_pch_save_stringpool): Likewise.
14539 * tree-data-ref.c (hash_stmt_vertex_info,
14540 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14541 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14543 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14546 * config/i386/i386.md : Change constraints of HImode and QImode
14547 immediate operands from "i" to "n". Change SImode "ni" constraint to
14548 "i" and SImode "rmi" constraint to "g". Remove all constraints
14549 from const0_operand and const1_operand predicated operands.
14550 (i): Change QImode and HImode attribute from "i" to "n".
14551 (*subqi_2): Change HImode operands to QImode.
14554 2008-06-25 Olivier Hainque <hainque@adacore.com>
14556 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14559 2008-06-25 Richard Guenther <rguenther@suse.de>
14561 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14562 not overflow the result type.
14564 2008-06-25 Richard Guenther <rguenther@suse.de>
14566 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14567 (vn_lookup): Likewise.
14569 2008-06-25 Richard Guenther <rguenther@suse.de>
14571 PR tree-optimization/35518
14572 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14573 * tree-sra.c (instantiate_element): Use fold_build3 to build
14575 (try_instantiate_multiple_fields): Likewise.
14577 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14579 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14582 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14584 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14585 use_backchain_to_restore_sp to true
14586 if the offset of the link register save area would go over the 32k - 1
14587 offset limit of the load
14590 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14592 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14593 anchor for the type-punning blurb. Cross-reference "Structures
14594 unions enumerations and bit-fields implementation". Provide a
14595 cast-through-pointer example. Make final sentence self-contained.
14596 * doc/implement-c.texi (Structures unions enumerations and
14597 bit-fields implementation): Cross-reference the type-punning blurb
14598 in the -fstrict-aliasing documentation.
14600 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14602 PR middle-end/36594
14603 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14604 the memory instead of the memory itself for the save area.
14606 2008-06-24 Olivier Hainque <hainque@adacore.com>
14607 Nicolas Roche <roche@adacore.com>
14609 * gengtype.c (srcdir_len): size_t instead of int.
14610 (get_file_realbasename): New function. For F a filename, the real
14611 basename of F, with all the path components stripped.
14612 (get_file_srcdir_relative_path): New function. For F a filename, the
14613 relative path to F from $(srcdir).
14614 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14615 get_file_realbasename. Adjust the head comment.
14616 (get_prefix_langdir_index): New function. For F a filename, return the
14617 lang_dir_names[] relative index of the language directory that is
14619 (get_file_langdir): For F a filename, return the name of the language
14620 directory where F is located.
14621 (get_file_gtfilename): New function. The gt- output file name for an
14623 (get_output_file_with_visibility): Replace in-line computations with
14624 uses of get_file_gtfilename and get_prefix_langdir_index.
14625 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14627 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14629 PR tree-optimization/36504
14630 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14631 references without base address.
14633 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14635 PR middle-end/36584
14636 * calls.c (expand_call): Increase alignment for recursive functions.
14638 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14640 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14641 (TARGET_FUNCTION_VALUE): New define.
14642 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14643 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14645 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14647 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14648 (fmod<mode>3): Ditto.
14649 (remainderxf3): Ditto.
14650 (remainder<mode>3): Ditto.
14652 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14655 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14656 REG is a hard register.
14658 PR tree-optimization/36508
14659 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14660 499, don't check it at all in release compilers.
14662 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14664 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14665 together with SSE_TARGET_MATH to disable insn pattern.
14666 (*fop_<MODEF:mode>_2_i387): Ditto.
14667 (*fop_<MODEF:mode>_3_i387): Ditto.
14669 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14671 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14673 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14675 PR middle-end/34906
14676 * gimplify.c (gimplify_asm_expr): Check the return code of
14677 parse_output_constraint call, set function return and is_inout
14678 value if it failed.
14680 2008-06-22 Ian Lance Taylor <iant@google.com>
14682 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14683 (narrowest_signed_type): Likewise.
14684 * c-typeck.c (c_common_type): Change local variable mclass to enum
14686 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14687 tcc_comparison, not the tree code itself.
14688 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14689 (c_expand_expr): Cast modifier to enum expand_modifier.
14690 * c-common.h (C_RID_CODE): Add casts.
14691 (C_SET_RID_CODE): Define.
14692 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14693 (c_lex_one_token): Add cast to avoid warning.
14694 (c_parser_objc_type_name): Rename local typename to type_name.
14695 (check_no_duplicate_clause): Change code parameter to enum
14697 (c_parser_omp_var_list_parens): Change kind parameter to enum
14699 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14700 c_parser_omp_list_var_parens.
14701 (c_parser_omp_threadprivate): Likewise.
14702 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14703 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14704 * c-format.c (NO_FMT): Define.
14705 (printf_length_specs): Use NO_FMT.
14706 (asm_fprintf_length_specs): Likewise.
14707 (gcc_diag_length_specs): Likewise.
14708 (scanf_length_specs): Likewise.
14709 (strfmon_length_specs): Likewise.
14710 (gcc_gfc_length_specs): Likewise.
14711 (printf_flag_specs): Change 0 to STD_C89.
14712 (asm_fprintf_flag_specs): Likewise.
14713 (gcc_diag_flag_specs): Likewise.
14714 (gcc_cxxdiag_flag_specs): Likewise.
14715 (scanf_flag_specs): Likewise.
14716 (strftime_flag_specs): Likewise.
14717 (strfmon_flag_specs): Likewise.
14718 (print_char_table): Likewise.
14719 (asm_fprintf_char_table): Likewise.
14720 (gcc_diag_char_table): Likewise.
14721 (gcc_tdiag_char_table): Likewise.
14722 (gcc_cdiag_char_table): Likewise.
14723 (gcc_cxxdiag_char_table): Likewise.
14724 (gcc_gfc_char_table): Likewise.
14725 (scan_char_table): Likewise.
14726 (time_char_table): Likewis.
14727 (monetary_char_table): Likewise.
14728 * c-format.h (BADLEN): Likewise.
14730 2008-06-21 Ian Lance Taylor <iant@google.com>
14732 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14733 Define END_OF_BASE_TREE_CODES around inclusion.
14734 * tree.c (tree_code_type): New global array.
14735 (tree_code_length, tree_code_name): Likewise.
14736 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14737 $(lang_tree_files).
14738 (all-tree.def, s-alltree): New targets.
14739 (gencheck.h, s-gencheck): Remove.
14740 (tree.o): Depend upon all-tree.def.
14741 (build/gencheck.o): Remove gencheck.h dependency.
14742 (mostlyclean): Don't remove gencheck.h.
14743 * c-common.h (enum c_tree_code): Remove.
14744 * c-lang.c (tree_code_type): Remove.
14745 (tree_code_length, tree_code_name): Remove.
14746 * gencheck.c (tree_codes): Include all-tree.def, rather than
14747 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14749 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14751 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14752 (operator_name_info): Size to MAX_TREE_CODES.
14753 (assignment_operator_name_info): Likewise.
14754 * cp/cp-lang.c (tree_code_type): Remove.
14755 (tree_code_length, tree_code_name): Remove.
14756 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14757 (assignment_operator_name_info): Likewise.
14758 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14760 * cp/mangle.c (write_expression): Likewise.
14761 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14762 * fortran/f95-lang.c (tree_code_type): Remove.
14763 (tree_code_length, tree_code_name): Remove.
14764 * java/java-tree.h (enum java_tree_code): Remove.
14765 * java/lang.c (tree_code_type): Remove.
14766 (tree_code_length, tree_code_name): Remove.
14767 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14768 * objc/objc-act.h (enum objc_tree_code): Remove.
14769 * objc/objc-lang.c (tree_code_type): Remove.
14770 (tree_code_length, tree_code_name): Remove.
14771 * objcp/objcp-lang.c (tree_code_type): Remove.
14772 (tree_code_length, tree_code_name): Remove.
14773 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14774 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14775 * ada/misc.c (tree_code_type): Remove.
14776 (tree_code_length, tree_code_name): Remove.
14778 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14780 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14781 the grand_bitmap_obstack.
14783 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14785 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14786 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14787 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14788 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14789 move_stmt_r, new_label_mapper): Likewise.
14790 * tree-complex.c (cvc_lookup): Likewise.
14791 * tree-dfa.c (create_function_ann): Likewise.
14792 * tree-dump.c (dump_register): Likewise.
14793 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14794 find_phi_replacement_condition): Likewise.
14795 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14796 tree_function_versioning): Likewise.
14797 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14798 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14799 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14800 get_nonlocal_debug_decl, convert_nonlocal_reference,
14801 convert_nonlocal_omp_clauses, get_local_debug_decl,
14802 convert_local_reference, convert_local_omp_clauses,
14803 convert_nl_goto_reference, convert_nl_goto_receiver,
14804 convert_tramp_reference, convert_call_expr): Likewise.
14805 * tree-outof-ssa.c (contains_tree_r): Likewise.
14806 * tree-parloops.c (reduction_phi, initialize_reductions,
14807 eliminate_local_variables_1, add_field_for_reduction,
14808 add_field_for_name, create_phi_for_local_result,
14809 create_call_for_reduction_1, create_loads_for_reductions,
14810 create_stores_for_reduction, create_loads_and_stores_for_name):
14812 * tree-phinodes.c (allocate_phi_node): Likewise.
14813 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14814 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14815 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14816 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14817 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14818 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14819 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14820 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14821 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14822 vn_nary_op_insert): Likewise.
14823 * tree-ssa.c (redirect_edge_var_map_add,
14824 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14825 * tree-vectorizer.c (vectorize_loops): Likewise.
14826 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14827 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14828 tree_cons_stat, build1_stat, build_variant_type_copy,
14829 decl_init_priority_lookup, decl_fini_priority_lookup,
14830 decl_priority_info, decl_restrict_base_lookup,
14831 decl_restrict_base_insert, decl_debug_expr_lookup,
14832 decl_debug_expr_insert, decl_value_expr_lookup,
14833 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14834 type_hash_add, get_file_function_name, tree_check_failed,
14835 tree_not_check_failed, tree_range_check_failed,
14836 omp_clause_range_check_failed, build_omp_clause,
14837 build_vl_exp_stat): Likewise.
14838 * value-prof.c (gimple_histogram_value,
14839 gimple_duplicate_stmt_histograms): Likewise.
14840 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14841 unshare_variable, variable_union_info_cmp_pos, variable_union,
14842 dataflow_set_different_1, dataflow_set_different_2,
14843 vt_find_locations, variable_was_changed, set_variable_part,
14844 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14845 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14846 section_entry_hash, object_block_entry_eq,
14847 object_block_entry_hash, create_block_symbol,
14848 initialize_cold_section_name, default_function_rodata_section,
14849 strip_reg_name, set_user_assembler_name, const_desc_eq,
14850 build_constant_desc, output_constant_def, lookup_constant_def,
14851 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14852 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14853 default_internal_label): Likewise.
14854 * varray.c (varray_init, varray_grow): Likewise.
14855 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14857 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14859 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14860 operators for "test" insn. Macroize insn using SWI mode macro.
14861 (*jcc_fused_2): Ditto.
14862 (*jcc_fused_3): Macroize insn using SWI mode macro.
14863 (*jcc_fused_4): Ditto.
14865 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14867 * tree-ssa-pre.c: Fix typo in comment.
14868 (init_antic, fini_antic): Add explicit funtions for
14869 initializing and deinitializing ANTIC and AVAIL sets.
14870 (create_expression_by_pieces): Fix typo in comment.
14871 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14872 (execute_pre): Eventually dump details about ANTIC_IN.
14874 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14876 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14877 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14878 add_to_obstack, file_at_path, find_a_file, execute,
14879 add_preprocessor_option, add_assembler_option, add_linker_option,
14880 process_command, insert_wrapper, do_option_spec, do_self_spec,
14881 spec_path, do_spec_1, is_directory, main, used_arg,
14882 getenv_spec_function): Likewise.
14883 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14884 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14887 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14889 * doc/rtl.texi: Updated subreg section.
14891 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14894 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14895 node->needed and node->reachable.
14896 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14897 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14898 (expand_task_call): Don't call expand_task_copyfn.
14899 (expand_task_copyfn): Renamed to...
14900 (finalize_task_copyfn): ... this.
14902 2008-06-19 Jan Hubicka <jh@suse.cz>
14904 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14905 clobbering framepointer.
14907 2008-06-19 Jan Hubicka <jh@suse.cz>
14909 * tree-optimize.c (execute_early_local_optimizations): Set
14910 cgraph_state only at first invocation.
14912 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14914 * system.h (-Wc++-compat): Activate as a warning, no an error.
14916 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14918 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14919 instead of "#" in insn asm template.
14920 (*jcc_fused_2): Ditto.
14922 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14924 * config/i386/i386.h (ix86_tune_indices)
14925 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14926 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14927 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14928 (*jcc_fused_2): Ditto.
14929 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14930 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14931 (print operand): Handle 'E' and 'e' code.
14933 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14935 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14936 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14937 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14939 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14941 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14943 (cgraph_expand_function): Use local copy of decl.
14944 (cgraph_expand_all_functions): Remove redundant initialization of
14946 (cgraph_optimize): Reword internal_error message.
14948 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14950 * arm-protos.h (arm_return_in_memory): Remove public
14951 arm_return_in_memory() prototype.
14952 * arm.c (arm_return_in_memory): Add static prototype, add target
14953 hook macro, change definition and comments.
14954 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14956 2008-06-19 Ben Elliston <bje@au.ibm.com>
14958 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14959 real.c: Remove references to IEEE 754R.
14960 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14961 * doc/libgcc.texi (Decimal float library routines): Likewise.
14963 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14965 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14966 (default_unwind_word_mode): Add prototype.
14967 * targhooks.c (default_unwind_word_mode): New function.
14968 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14969 instead of word_mode.
14970 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14971 (TARGET_INITIALIZER): Use it.
14973 * c-common.c (handle_mode_attribute): Support "unwind_word"
14975 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14977 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14978 word_mode to access SjLj_Function_Context member "data".
14979 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14980 conversion from targetm.eh_return_filter_mode () to
14981 targetm.unwind_word_mode () if they differ.
14983 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14984 (BT_FN_UNWINDWORD_PTR): New function type.
14985 (BT_FN_WORD_PTR): Remove.
14986 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14987 * except.c (expand_builtin_extend_pointer): Convert pointer to
14988 targetm.unwind_word_mode () instead of word_mode.
14990 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14991 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14992 (spu_unwind_word_mode): New function.
14993 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14994 (TARGET_UNWIND_WORD_MODE): Define.
14995 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14997 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14999 * config/spu/spu.c (reg_align): Remove.
15000 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15001 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15002 (spu_split_store): Likewise.
15004 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15006 * gcc/tree-vn.c: Fix typo in comment.
15008 2008-06-18 Jan Hubicka <jh@suse.cz>
15010 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15011 toplevel reorder too.
15013 2008-06-18 Jan Hubicka <jh@suse.cz>
15015 * c-opts.c (c_common_post_options): PCH is not compatible with
15017 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15018 -fno-toplevel-reorder by default now.
15020 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15022 PR documentation/30739
15023 * doc/install.texi (Prerequisites): Document dependency on awk.
15025 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15026 Ian Lance Taylor <iant@google.com>
15028 PR rtl-optimization/35604
15029 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15030 only want to change jump destinations, not eventual label comparisons.
15032 2008-06-16 Jan Hubicka <jh@suse.cz>
15034 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15036 (cgraph_analyze_function): Likewise.
15038 2008-06-16 Jan Hubicka <jh@suse.cz>
15040 * cgraph.h (cgraph_mark_if_needed): New function.
15041 * cgraphunit.c (cgraph_mark_if_needed): New function.
15042 * c-decl.c (duplicate_decl): Use it.
15044 2008-06-16 Jan Hubicka <jh@suse.cz>
15046 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15049 2008-06-16 Jan Hubicka <jh@suse.cz>
15051 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15053 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15054 Kazu Hirata <kazu@codesourcery.com>
15055 Maxim Kuvyrkov <maxim@codesourcery.com
15057 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15058 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15059 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15060 EXTRA_SPEC_FUNCTIONS.
15061 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15062 (DRIVER_SELF_SPECS): Adjust.
15063 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15064 * config/mips/st.h, config/mips/t-st: New.
15065 * config/mips/driver-native.c, config/mips/x-native: New.
15066 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15069 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15071 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15073 (ISA_HAS_FP_CONDMOVE): New macro.
15074 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15075 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15076 (ISA_HAS_NMADD3_NMSUB3): New macro.
15077 * config/mips/mips.c (mips_rtx_costs): Update.
15078 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15079 compiling for ST Loongson 2E/2F.
15080 (madd<mode>): Rename to madd4<mode>. Update.
15081 (madd3<mode>): New pattern.
15082 (msub<mode>): Rename to msub4<mode>. Update.
15083 (msub3<mode>): New pattern.
15084 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15085 (nmadd3<mode>): New pattern.
15086 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15087 (nmadd3<mode>_fastmath): New pattern.
15088 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15089 (nmsub3<mode>): New pattern.
15090 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15091 (nmsub3<mode>_fastmath): New pattern.
15092 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15094 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15096 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15097 (DF_REF_INSN_INFO): New.
15098 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15099 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15100 with a NULL DF_REF_INSN_INFO.
15101 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15103 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15104 DF_INSN_INFO_EQ_USES): New.
15105 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15106 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15107 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15108 * df-core.c: Update comment for above changes.
15109 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15110 DF_INSN_UID_* macros.
15111 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15112 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15113 insn rtx. Update all callers.
15114 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15115 df_ref_create_structure, df_insn_refs_collect): Likewise.
15116 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15117 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15118 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15119 macros to access the insn refs.
15120 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15121 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15122 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15123 for accessing the refs.
15124 (try_fwprop_subst): Likewise.
15125 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15126 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15127 for accessing the refs.
15128 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15129 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15130 to look at the insn refs.
15131 (record_uses): Likewise.
15132 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15134 (mark_artificial_uses): Don't mark_insn for artificial refs.
15135 (mark_reg_rependencies): Likewise.
15137 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15139 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15141 * configure: Regenerate.
15143 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15145 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15146 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15147 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15149 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15151 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15152 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15153 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15155 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15157 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15158 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15159 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15161 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15163 * tree-ssa-sccvn.c: Fix format of comments.
15165 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15167 * cgraph.c: Remove unneeded forward declarations of eq_node()
15170 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15172 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15174 (see_update_relevancy): Likewise.
15175 * fwprop.c (try_fwprop_subst): Likewise.
15176 * rtlanal.c (noop_move_p): Likewise.
15177 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15178 notes to non-existing libcall blocks.
15179 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15181 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15182 (dead_libcall_p): Remove.
15183 (delete_trivially_dead_insns): Don't use it.
15184 * web.c (union_defs): Remove comment about keeping nops.
15185 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15186 (compute_hash_table_work): Don't track libcall notes.
15187 (do_local_cprop): Don't take libcall pointers. Don't update
15189 (adjust_libcall_notes): Deleted.
15190 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15191 ever have existed in the first place).
15192 (replace_store_insn): Don't try to remove libcall notes.
15193 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15194 (resolve_reg_notes): Don't call them.
15195 (resolve_simple_move): Likewise.
15196 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15197 Don't remove REG_RETVAL notes.
15198 * emit-rtl.c (try_split): Don't update libcall notes.
15199 (emit_copy_of_insn_after): Dito.
15200 * cselib.c (cselib_current_insn_in_libcall): Remove.
15201 (cselib_process_insn): Don't set/clear it.
15202 (new_elt_loc_list): Don't record it.
15203 (cselib_init): Don't initialize it.
15204 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15205 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15207 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15208 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15209 (init_deps): Don't initialize it.
15210 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15211 * combine.c (delete_noop_moves): Don't update libcall notes.
15212 (can_combine_p): Remove now pointless #if 0 block.
15213 (try_combine): Remove another obsolete #if 0 block.
15214 (distribute_notes): Don't distribute libcall notes.
15215 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15216 * dce.c (libcall_dead_p): Remove.
15217 (delete_unmarked_insns): Don't handle libcall blocks.
15218 (preserve_libcall_for_dce): Remove.
15219 (prescan_insns_for_dce): Don't special-case libcall block insns.
15220 * reload1 (reload): Don't handle libcall notes.
15221 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15224 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15226 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15227 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15228 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15230 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15232 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15233 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15234 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15236 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15238 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15240 2008-06-16 Ira Rosen <irar@il.ibm.com>
15242 PR tree-optimization/36493
15243 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15244 the arguments list. Use VECTYPE to create vector pointer.
15245 (vectorizable_store): Fail if accesses through a pointer to vectype
15246 do not alias the original memory reference operands.
15247 Call vect_create_data_ref_ptr without the removed argument.
15248 (vectorizable_load): Likewise.
15249 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15252 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15255 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15256 reg_equiv_constant.
15258 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15260 * config/mips/loongson2ef.md: New file.
15261 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15262 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15263 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15264 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15265 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15267 (loongson2ef.md): New include.
15268 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15269 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15270 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15271 (loongson_gt_<mode>, loongson_extract_halfword)
15272 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15273 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15274 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15275 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15276 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15277 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15278 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15279 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15280 (vec_interleave_low<mode>): Define type attribute.
15281 * config/mips/mips.c (mips_ls2): New static variable.
15282 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15283 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15284 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15285 Implement target scheduling hooks.
15286 (mips_multipass_dfa_lookahead): Update to handle tuning for
15288 (mips_sched_init): Initialize data for Loongson scheduling.
15289 (mips_ls2_variable_issue): New static function.
15290 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15292 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15293 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15294 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15295 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15296 Handle ST Loongson 2E/2F cores.
15297 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15299 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15301 * omp-low.c (extract_omp_for_data): Fix comment typo.
15304 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15306 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15307 FIXME note about gcc/config.guess.
15308 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15309 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15310 * doc/cppopts.texi: Likewise.
15311 * doc/extend.texi: Likewise.
15312 * doc/gcc.texi: Likewise.
15313 * doc/gccint.texi: Likewise.
15314 * doc/gcov.texi: Likewise.
15315 * doc/gty.texi: Likewise.
15316 * doc/hostconfig.texi: Likewise.
15317 * doc/install.texi: Likewise.
15318 * doc/invoke.texi: Likewise.
15319 * doc/loop.texi: Likewise.
15320 * doc/makefile.texi: Likewise.
15321 * doc/md.texi: Likewise.
15322 * doc/passes.texi: Likewise.
15323 * doc/tm.texi: Likewise.
15324 * doc/tree-ssa.texi: Likewise.
15325 * doc/trouble.texi: Likewise.
15327 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15328 Nathan Sidwell <nathan@codesourcery.com>
15329 Maxim Kuvyrkov <maxim@codesourcery.com>
15330 Richard Sandiford <rdsandiford@googlemail.com>
15332 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15333 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15334 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15336 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15337 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15338 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15340 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15341 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15342 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15343 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15344 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15345 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15346 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15347 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15348 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15349 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15350 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15351 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15352 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15353 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15354 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15355 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15356 (mips_builtins): Add Loongson builtins.
15357 (mips_loongson_2ef_bdesc): New.
15358 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15359 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15360 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15361 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15363 (mips_expand_vector_init): New.
15364 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15365 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15367 * config/mips/mips.md: Add unspec numbers for Loongson
15368 builtins. Include loongson.md.
15369 (MOVE64): Include Loongson vector modes.
15370 (SPLITF): Include Loongson vector modes.
15371 (HALFMODE): Handle Loongson vector modes.
15372 * config/mips/loongson.md: New.
15373 * config/mips/loongson.h: New.
15374 * config.gcc: Add loongson.h header for mips*-*-* targets.
15375 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15377 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15379 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15380 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15381 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15382 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15383 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15384 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15385 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15386 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15387 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15388 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15389 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15390 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15391 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15392 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15393 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15394 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15395 Remove use_fixproto=yes.
15396 (ia64*-*-hpux*): Remove comment about using fixproto.
15397 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15399 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15401 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15403 * configure: Regenerate.
15405 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15407 PR middle-end/36520
15408 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15409 before evaluating it.
15411 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15414 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15415 nested inline functions.
15416 (start_decl, start_function): Don't invert DECL_EXTERNAL
15417 for nested inline functions.
15419 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15421 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15422 splits that must be made for correctness.
15424 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15426 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15427 (AVAIL_NON_MIPS16): Likewise.
15428 (mips_builtin_description): Replace target_flags with a predicate.
15429 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15430 (dspr2_32): New availability predicates.
15431 (MIPS_BUILTIN): New macro.
15432 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15433 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15434 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15435 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15436 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15437 (mips_dsp_32only_bdesc): Merge into...
15438 (mips_builtins): ...this new array.
15439 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15440 (mips_init_builtins): Update after above changes.
15441 (mips_expand_builtin_1): Merge into...
15442 (mips_expand_builtin): ...here and update after above changes.
15444 2008-06-12 Paul Brook <paul@codesourcery.com>
15446 * longlong.h (__arm__): Define count_leading_zeros.
15447 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15448 (clzsi2, clzdi2): New functions.
15449 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15450 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15451 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15452 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15453 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15454 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15455 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15456 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15457 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15458 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15460 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15462 * config/m68k/m68k.c (m68k_tune_flags): New.
15463 (override_options): Compute m68k_tune_flags.
15464 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15465 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15467 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15469 PR middle-end/36506
15470 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15472 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15474 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15475 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15477 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15479 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15480 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15482 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15484 PR middle-end/36506
15485 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15488 2008-06-12 Richard Guenther <rguenther@suse.de>
15490 PR tree-optimization/36345
15491 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15492 add memory_tag_needed flag.
15493 (may_alias_p): Declare.
15494 * tree-ssa-alias.c (may_alias_p): Export.
15495 (set_initial_properties): Use memory_tag_needed flag.
15496 (update_reference_counts): Likewise.
15497 (reset_alias_info): Reset memory_tag_needed flag.
15498 (create_name_tags): Check memory_tag_needed flag.
15499 (dump_points_to_info_for): Dump it.
15500 * tree-ssa-structalias.c (struct variable_info): Remove
15501 directly_dereferenced flag.
15502 (new_var_info): Do not initialize it.
15503 (process_constraint_1): Do not set it.
15504 (update_alias_info): Set is_dereferenced flag.
15505 (set_uids_in_ptset): Use may_alias_p.
15506 (set_used_smts): Check memory_tag_needed flag.
15507 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15508 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15509 memory_tag_needed flag.
15510 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15511 from broken design.
15513 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15515 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15516 red zone for w64 abi.
15517 (ix86_expand_prologue): Likewise.
15518 (ix86_force_to_memory): Likewise.
15519 (ix86_free_from_memory): Likewise.
15521 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15524 * config/rs6000/rs6000.c (rs6000_override_options): Set
15525 rs6000_isel conditionally to the absence of comand line override.
15526 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15527 Remove duplicate rs6000_isel setting.
15528 * config/rs6000/eabispe.h: Ditto.
15530 2008-06-11 Richard Guenther <rguenther@suse.de>
15532 * alias.c (get_alias_set): Use the element alias-set for arrays.
15533 (record_component_aliases): For arrays and vectors do nothing.
15534 * c-common.c (strict_aliasing_warning): Handle the cases
15535 of alias set zero explicitly.
15536 * Makefile.in (dfp.o-warn): Add -Wno-error.
15538 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15540 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15542 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15543 tune_32 tune_64 to supported_defaults. Allow values not
15544 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15545 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15546 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15547 with_cpu_64 to generic for 64-bit-supporting configurations, not
15548 with_cpu. Remove FIXMEs.
15549 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15550 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15551 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15552 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15553 arch_32 and arch_64.
15555 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15556 Olivier Hainque <hainque@adacore.com>
15558 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15559 Use DECL_SIZE_UNIT to retrieve the size of the field.
15561 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15563 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15564 with function calls after declarations. Lay out
15565 neon_float_type_node before further use.
15567 2008-06-11 Richard Guenther <rguenther@suse.de>
15569 * tree-flow.h (may_point_to_global_var): Declare.
15570 * tree-ssa-alias.c (may_point_to_global_var): New function.
15571 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15573 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15575 * configure.ac: Teach that fido supports .debug_line.
15576 * configure: Regenerate.
15578 2008-06-10 Tom Tromey <tromey@redhat.com>
15580 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15583 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15585 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15586 (encode_decimal64, decode_decimal64, encode_decimal128,
15587 decode_decimal128): Reverse order of 32-bit parts of value if host
15588 and target endianness differ.
15590 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15592 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15593 Avoid division by 0.
15594 (tree_mod_pow2_value_transform): Likewise.
15595 (tree_ic_transform): Likewise.
15596 (tree_stringops_transform): Likewise.
15597 (tree_mod_subtract_transform): Likewise.
15598 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15599 (copy_edges_for_bb): Likewise.
15600 (initialize_cfun): Likewise.
15602 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15604 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15605 nonmemory_operand. Add "N" operand constraint.
15607 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15608 (*jcc_btsi_mask): Ditto.
15609 (*jcc_btsi_mask_1): Ditto.
15611 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15613 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15614 TYPE_CANONICAL for copied element type.
15616 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15619 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15620 Add m_CORE2 and m_GENERIC.
15621 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15622 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15624 (*jcc_btdi_rex64): New instruction and split pattern.
15625 (*jcc_btsi): Ditto.
15626 (*jcc_btsi_1): Ditto.
15627 (*btsq): Fix Intel asm dialect operand order.
15631 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15633 PR middle-end/36447
15634 * simplify-rtx.c (simplify_subreg): Add check for shift count
15637 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15639 * doc/md.texi: Synchronize with later constraints.md change.
15640 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15641 with a C implementation.
15642 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15644 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15645 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15646 when moving to and from MD_REGNUM.
15647 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15648 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15649 Handle byte and halfword moves.
15650 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15652 * config/mips/constraints.md (h): Turn into NO_REGS.
15653 (l, x): Update documentation.
15654 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15655 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15656 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15657 (HILO): New mode iterator.
15659 (any_div): New code iterator.
15660 (u): Extend code attribute to div and udiv.
15661 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15662 d_operand in the splitters. Remove redundant CONST_INT checks.
15663 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15664 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15665 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15666 accordingly, using normal moves instead of unspecs to move LO into
15667 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15668 (<u>mulsidi3): Handle expansion in C code.
15669 (<u>mulsidi3_32bit_internal): Rename to...
15670 (<u>mulsidi3_32bit): ...this.
15671 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15672 (*<u>mulsidi3_64bit): Rename to...
15673 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15674 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15675 to set LO and HI to the multiplication result. Use a normal move
15676 for MFLO and an unspec for MFHI.
15677 (*<u>mulsidi3_64bit_parts): Replace with...
15678 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15679 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15680 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15681 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15682 instead of HI. Split the instruction into a separate multiplication
15683 and MFHI if !TARGET_FIX_R4000.
15684 (<su>muldi3_highpart): Likewise.
15685 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15686 and the "=h" clobber.
15687 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15688 (<u>mulditi3): New expander.
15689 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15690 (madsi): Remove "=h" clobber.
15691 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15692 Force the modulus result to be a GPR and split the instruction into
15693 a division followed by an MFHI after reload.
15694 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15695 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15696 the MIPS16 HIGH define_split.
15697 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15698 of acc<->gpr moves to "multi".
15699 (*movdi_64bit): Replace the single "x" alternative with
15700 alternatives for moving into and out of "a".
15701 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15702 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15703 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15704 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15705 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15706 (movti): New expander.
15707 (*movti, *movti_mips16): New insns.
15708 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15709 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15710 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15711 * config/mips/predicates.md (fpr_operand): Delete.
15712 (d_operand): New predicate.
15714 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15716 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15717 failure on some Bourne shells.
15718 (x86_64-*-*): Ditto.
15720 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15722 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15724 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15726 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15727 (sparc-sun-solaris2*): Likewise.
15729 2008-06-09 Arnaud Charlet <charlet@adacore.com
15731 * doc/install.texi: Update requirements to build the Ada compiler.
15733 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15735 * df-scan.c (struct df_scan_problem_data): Remove the
15736 mw_link_pool alloc pool.
15737 (df_scan_free_internal): Don't free it.
15738 (df_scan_alloc): Don't allocate it.
15739 * df.h (struct df_link): Update comment.
15741 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15743 * except.h: Correct checks for when SJLJ exceptions must be used.
15745 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15747 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15750 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15752 PR tree-optimization/36218
15753 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15754 configure for the build system.
15755 (BUILD_LDFLAGS): Define.
15756 * configure: Regenerate.
15757 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15759 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15762 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15763 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15764 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15766 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15768 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15770 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15772 * config.gcc (Obsolete configurations): Remove list of
15774 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15775 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15776 targets matched by those patterns.
15777 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15778 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15779 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15780 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15781 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15782 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15783 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15784 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15785 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15786 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15787 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15788 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15789 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15790 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15791 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15792 Make code for Solaris 7 and greater unconditional for Solaris.
15793 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15794 Remove --with-* handling.
15795 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15796 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15797 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15798 LINK_OS_WINDISS_SPEC): Remove.
15799 * config/rs6000/sysv4.opt (mwindiss): Remove.
15800 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15801 * configure: Regenerate.
15802 * doc/cpp.texi: Don't mention BeOS.
15803 * doc/extend.texi (interrupt): Don't mention MS1.
15804 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15805 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15806 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15807 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15808 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15810 * doc/invoke.texi (MT Options): Remove.
15811 (-mwindiss): Remove.
15812 (CRIS Options): Remove cris-axis-aout references.
15813 (HPPA Options): Don't mention hppa1.1-*-pro.
15814 * doc/md.texi: (MorphoTech family): Remove.
15815 * libgcc2.c: Don't handle UWIN.
15816 * config/alpha/t-unicosmk: Remove.
15817 * config/alpha/unicosmk.h: Remove.
15818 * config/arm/kaos-arm.h: Remove.
15819 * config/arm/kaos-strongarm.h: Remove.
15820 * config/arm/strongarm-coff.h: Remove.
15821 * config/arm/strongarm-elf.h: Remove.
15822 * config/arm/strongarm-pe.h: Remove.
15823 * config/arm/t-strongarm-pe: Remove.
15824 * config/arm/t-xscale-coff: Remove.
15825 * config/arm/t-xscale-elf: Remove.
15826 * config/arm/xscale-coff.h: Remove.
15827 * config/arm/xscale-elf.h: Remove.
15828 * config/chorus.h: Remove.
15829 * config/cris/aout.h: Remove.
15830 * config/cris/aout.opt: Remove.
15831 * config/cris/t-aout: Remove.
15832 * config/i386/beos-elf.h: Remove.
15833 * config/i386/kaos-i386.h: Remove.
15834 * config/i386/ptx4-i.h: Remove.
15835 * config/i386/sco5.h: Remove.
15836 * config/i386/sco5.opt: Remove.
15837 * config/i386/sysv4-cpp.h: Remove.
15838 * config/i386/sysv5.h: Remove.
15839 * config/i386/t-beos: Remove.
15840 * config/i386/t-sco5: Remove.
15841 * config/i386/t-uwin: Remove.
15842 * config/i386/uwin.asm: Remove.
15843 * config/i386/uwin.h: Remove.
15844 * config/kaos.h: Remove.
15845 * config/mips/windiss.h: Remove.
15846 * config/mt: Remove directory.
15847 * config/pa/pa-osf.h: Remove.
15848 * config/pa/pa-pro-end.h: Remove.
15849 * config/pa/t-pro: Remove.
15850 * config/ptx4.h: Remove.
15851 * config/rs6000/beos.h: Remove.
15852 * config/rs6000/kaos-ppc.h: Remove.
15853 * config/rs6000/t-beos: Remove.
15854 * config/rs6000/windiss.h: Remove.
15855 * config/sh/kaos-sh.h: Remove.
15856 * config/sol2-6.h: Remove.
15857 * config/sparc/sol26-sld.h: Remove.
15858 * config/sparc/sysv4-only.h: Remove.
15859 * config/vax/bsd.h: Remove.
15860 * config/vax/t-memfuncs: Remove.
15861 * config/vax/ultrix.h: Remove.
15862 * config/vax/vaxv.h: Remove.
15863 * config/windiss.h: Remove.
15865 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15867 PR rtl-optimization/36438
15868 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15869 for vector shifts with constant scalar shift operands.
15871 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15873 * doc/invoke.texi: Document -march=xlr.
15874 * config/mips/xlr.md: New file.
15875 * config/mips/mips.md: Include it.
15877 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15878 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15879 (mips_rtx_cost_data): Likewise.
15881 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15883 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15884 PRE_INC and PRE_DEC cases.
15886 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15888 PR rtl-optimization/36419
15889 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15890 the emitting jump insn.
15893 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15894 is not bool, boolify the whole *expr_p and convert to the desired type.
15896 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15898 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15899 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15900 Add omp_private_outer_ref hook, add another argument to
15901 omp_clause_default_ctor hook.
15902 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15903 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15904 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15905 hook_tree_tree_tree_tree_null.
15906 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15907 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15908 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15909 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15910 * tree.def (OMP_TASK): New tree code.
15911 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15912 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15913 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15914 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15915 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15916 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15917 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15918 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15919 (OMP_DIRECTIVE_P): Add OMP_TASK.
15920 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15921 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15922 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15923 and OMP_CLAUSE_UNTIED entries.
15924 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15926 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15927 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15928 * tree-pretty-print.c (dump_omp_clause): Handle
15929 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15930 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15931 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15932 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15933 warning about unsigned iterators. Change decl/init/cond/incr
15934 arguments to TREE_VECs, check arguments for all collapsed loops.
15935 (c_finish_omp_taskwait): New function.
15936 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15938 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15939 default_function_array_conversion on init. Add par_clauses argument.
15940 If decl is present in parallel's lastprivate clause, change it to
15941 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15942 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15943 collapse count in clauses.
15944 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15945 c_parser_omp_for_loop callers.
15946 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15947 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15948 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15949 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15951 (c_parser_omp_clause_schedule): Handle schedule(auto).
15952 Include correct location in the error message.
15953 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15954 and PRAGMA_OMP_CLAUSE_UNTIED.
15955 (OMP_TASK_CLAUSE_MASK): Define.
15956 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15957 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15958 * tree-nested.c (convert_nonlocal_omp_clauses,
15959 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15960 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15961 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15962 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15964 (conver_nonlocal_reference, convert_local_reference,
15965 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15966 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15967 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15968 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15969 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15970 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15971 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15972 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15973 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15975 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15976 * c-common.h (c_finish_omp_taskwait): New prototype.
15977 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15978 * tree-parloops.c (create_parallel_loop): Create 1 entry
15979 vectors for OMP_FOR_{INIT,COND,INCR}.
15980 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15981 (make_edges): Handle OMP_TASK.
15982 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15983 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15984 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15985 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15986 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15987 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15988 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15989 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15990 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15991 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15992 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15993 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15994 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15995 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15996 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15997 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15998 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15999 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16000 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16001 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16002 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16003 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16004 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16005 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16006 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16007 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16008 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16009 original iterator is present in lastprivate clause or if
16010 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16011 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16012 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16013 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16014 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16015 if it is set, lookup var in outer contexts too. Handle
16016 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16017 to be implicitly determined firstprivate for task regions.
16018 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16019 if it is set, lookup var in outer contexts too. Set
16020 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16021 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16022 OMP_CLAUSE_UNTIED. Take region_type as last argument
16023 instead of in_parallel and in_combined_parallel.
16024 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16026 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16027 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16028 (new_omp_context): Set default_kind to
16029 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16030 (omp_region_type): New enum.
16031 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16032 fields, add region_type.
16033 (new_omp_context): Take region_type as argument instead of is_parallel
16034 and is_combined_parallel.
16035 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16036 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16037 ctx->is_combined_parallel checks.
16038 (gimplify_omp_task): New function.
16039 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16041 * omp-low.c (extract_omp_for_data): Use schedule(static)
16042 for schedule(auto). Handle pointer and unsigned iterators.
16043 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16044 Add loops argument. Extract data for collapsed OMP_FOR loops.
16045 (expand_parallel_call): Assert sched_kind isn't auto,
16046 map runtime schedule to index 3.
16047 (struct omp_for_data_loop): New type.
16048 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16049 Add loop, loops, collapse and iter_type fields.
16050 (workshare_safe_to_combine_p): Disallow combined for if
16051 iter_type is unsigned long long. Don't combine collapse > 1 loops
16052 unless all bounds and steps are constant. Adjust extract_omp_for_data
16054 (expand_omp_for_generic): Handle pointer, unsigned and long long
16055 iterators. Handle collapsed OMP_FOR loops. Adjust
16056 for struct omp_for_data changes. If libgomp function doesn't return
16057 boolean_type_node, add comparison of the return value with 0.
16058 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16059 pointer, unsigned and long long iterators. Adjust for struct
16060 omp_for_data changes.
16061 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16062 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16063 unsigned long long. Allocate loops array, pass it to
16064 extract_omp_for_data. For collapse > 1 loops use always
16065 expand_omp_for_generic.
16066 (omp_context): Add sfield_map and srecord_type fields.
16067 (is_task_ctx, lookup_sfield): New functions.
16068 (use_pointer_for_field): Use is_task_ctx helper. Change first
16069 argument's type from const_tree to tree. Clarify comment.
16070 In OMP_TASK disallow copy-in/out sharing.
16071 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16072 (install_var_field): Add mask argument. Populate both record_type
16073 and srecord_type if needed.
16074 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16076 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16077 and DECL_FIELD_OFFSET.
16078 (scan_sharing_clauses): Adjust install_var_field callers. For
16079 firstprivate clauses on explicit tasks allocate the var by value in
16080 record_type unconditionally, rather than by reference.
16081 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16082 Use is_taskreg_ctx instead of is_parallel_ctx.
16083 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16084 (create_omp_child_function_name): Add task_copy argument, use
16085 *_omp_cpyfn* names if it is true.
16086 (create_omp_child_function): Add task_copy argument, if true create
16087 *_omp_cpyfn* helper function.
16088 (scan_omp_parallel): Adjust create_omp_child_function callers.
16089 Rename parallel_nesting_level to taskreg_nesting_level.
16090 (scan_omp_task): New function.
16091 (lower_rec_input_clauses): Don't run constructors for firstprivate
16092 explicit task vars which are initialized by *_omp_cpyfn*.
16093 Pass outer var ref to omp_clause_default_ctor hook if
16094 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16095 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16096 OMP_CLAUSE_REDUCTION_INIT.
16097 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16098 avoid duplicate setting of fields. Handle
16099 OMP_CLAUSE_PRIVATE_OUTER_REF.
16100 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16101 copy-out if TREE_READONLY, only copy-in.
16102 (expand_task_copyfn): New function.
16103 (expand_task_call): New function.
16104 (struct omp_taskcopy_context): New type.
16105 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16107 (lower_omp_parallel): Rename to...
16108 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16109 Call create_task_copyfn if srecord_type is needed. Adjust
16111 (task_shared_vars): New variable.
16112 (check_omp_nesting_restrictions): Warn if work-sharing,
16113 barrier, master or ordered region is closely nested inside OMP_TASK.
16114 Add warnings for barrier if closely nested inside of work-sharing,
16115 ordered, or master region.
16116 (scan_omp_1): Call check_omp_nesting_restrictions even for
16117 GOMP_barrier calls. Rename parallel_nesting_level to
16118 taskreg_nesting_level. Handle OMP_TASK.
16119 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16120 work-sharing construct, continue looking for them on parent parallel
16122 (lower_omp_for_lastprivate): Add lastprivate clauses
16123 to the beginning of dlist rather than end. Adjust for struct
16124 omp_for_data changes.
16125 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16126 not after it. Handle collapsed OMP_FOR loops, adjust for
16127 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16128 (get_ws_args_for): Adjust extract_omp_for_data caller.
16129 (scan_omp_for): Handle collapsed OMP_FOR
16130 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16131 (lower_omp_single_simple): If libgomp function doesn't return
16132 boolean_type_node, add comparison of the return value with 0.
16133 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16134 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16135 (parallel_nesting_level): Rename to...
16136 (taskreg_nesting_level): ... this.
16137 (is_taskreg_ctx): New function.
16138 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16139 of is_parallel_ctx.
16140 (execute_lower_omp): Rename parallel_nesting_level to
16141 taskreg_nesting_level.
16142 (expand_omp_parallel): Rename to...
16143 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16144 Call omp_task_call for OMP_TASK regions.
16145 (expand_omp): Adjust caller, handle OMP_TASK.
16146 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16148 * bitmap.c (bitmap_default_obstack_depth): New variable.
16149 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16150 if argument is NULL and bitmap_default_obstack is already initialized.
16151 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16153 * matrix-reorg.c (matrix_reorg): Likewise.
16155 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16157 * config/i386/i386.md (*indirect_jump): Macroize using P
16158 mode iterator. Remove !TARGET_64BIT from insn constraints.
16159 (*tablejump_1): Ditto.
16160 (*indirect_jump_rex64): Remove insn pattern.
16161 (*tablejump_1_rex64): Ditto.
16162 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16163 and eh_return_si insn patterns.
16165 2008-06-06 Richard Guenther <rguenther@suse.de>
16167 * tree-ssa-structalias.c (merge_smts_into): Remove.
16168 (find_what_p_points_to): Do not bother to compute the
16169 points-to set for pt_anything pointers.
16170 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16171 for pt_anything pointers is ok.
16173 2008-06-06 Jan Hubicka <jh@suse.cz>
16175 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16177 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16179 * cgraph.c: Fix typos in comments.
16180 (cgraph_availability_names): Fix string typo.
16181 * fold-const.c: Fix typos in comments.
16182 (fold_binary): Fix typo in warning.
16183 * genautomata.c: Fix typos in comments.
16184 (check_presence_pattern_sets): Fix typo in local variable.
16185 (output_description): Fix typo in output.
16186 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16187 * hwint.h: Likewise.
16188 * matrix-reorg.c (check_allocation_function): Likewise.
16189 * omega.c (smooth_weird_equations): Likewise.
16190 * auto-inc-dec.c: Fix typos in comments.
16191 * bb-reorder.c: Likewise.
16192 * builtins.c: Likewise.
16193 * c-common.c: Likewise.
16194 * c-cppbuiltin.c: Likewise.
16195 * c-parser.c: Likewise.
16196 * c-pretty-print.c: Likewise.
16197 * cfgcleanup.c: Likewise.
16198 * cfgexpand.c: Likewise.
16199 * cfghooks.c: Likewise.
16200 * cfglayout.c: Likewise.
16201 * cfgloopmanip.c: Likewise.
16202 * cgraphunit.c: Likewise.
16203 * coverage.c: Likewise.
16204 * dbxout.c: Likewise.
16205 * df-byte-scan.c: Likewise.
16206 * df-core.c: Likewise.
16207 * df-problems.c: Likewise.
16208 * df-scan.c: Likewise.
16210 * dominance.c: Likewise.
16211 * domwalk.c: Likewise.
16213 * dwarf2out.c: Likewise.
16214 * emit-rtl.c: Likewise.
16215 * et-forest.c: Likewise.
16216 * function.c: Likewise.
16217 * function.h: Likewise.
16219 * gcov-io.c: Likewise.
16220 * gcov.c: Likewise.
16221 * gcse.c: Likewise.
16222 * genattrtab.c: Likewise.
16223 * ggc-page.c: Likewise.
16224 * gimplify.c: Likewise.
16225 * gthr-lynx.h: Likewise.
16226 * haifa-sched.c: Likewise.
16227 * ipa-cp.c: Likewise.
16228 * ipa-inline.c: Likewise.
16229 * ipa-prop.h: Likewise.
16230 * ipa-pure-const.c: Likewise.
16231 * ipa-struct-reorg.c: Likewise.
16232 * ipa-struct-reorg.h: Likewise.
16233 * ipa-type-escape.c: Likewise.
16235 * loop-doloop.c: Likewise.
16236 * mips-tfile.c: Likewise.
16237 * mkmap-flat.awk: Likewise.
16238 * mkmap-symver.awk: Likewise.
16239 * modulo-sched.c: Likewise.
16240 * omp-low.c: Likewise.
16241 * optabs.c: Likewise.
16242 * optabs.h: Likewise.
16243 * opts.c: Likewise.
16244 * passes.c: Likewise.
16245 * postreload-gcse.c: Likewise.
16246 * postreload.c: Likewise.
16247 * predict.c: Likewise.
16248 * pretty-print.h: Likewise.
16249 * profile.c: Likewise.
16250 * protoize.c: Likewise.
16251 * ra-conflict.c: Likewise.
16252 * real.c: Likewise.
16253 * recog.c: Likewise.
16254 * regclass.c: Likewise.
16255 * regs.h: Likewise.
16256 * reload.c: Likewise.
16257 * rtl-error.c: Likewise.
16258 * rtlanal.c: Likewise.
16259 * scan.h: Likewise.
16260 * sched-rgn.c: Likewise.
16262 * stmt.c: Likewise.
16263 * target.h: Likewise.
16264 * tree-dfa.c: Likewise.
16265 * tree-eh.c: Likewise.
16266 * tree-flow-inline.h: Likewise.
16267 * tree-inline.c: Likewise.
16268 * tree-into-ssa.c: Likewise.
16269 * tree-loop-distribution.c: Likewise.
16270 * tree-nested.c: Likewise.
16271 * tree-parloops.c: Likewise.
16272 * tree-pass.h: Likewise.
16273 * tree-pretty-print.c: Likewise.
16274 * tree-profile.c: Likewise.
16275 * tree-scalar-evolution.c: Likewise.
16276 * tree-sra.c: Likewise.
16277 * tree-ssa-alias-warnings.c: Likewise.
16278 * tree-ssa-ccp.c: Likewise.
16279 * tree-ssa-coalesce.c: Likewise.
16280 * tree-ssa-dom.c: Likewise.
16281 * tree-ssa-dse.c: Likewise.
16282 * tree-ssa-forwprop.c: Likewise.
16283 * tree-ssa-live.c: Likewise.
16284 * tree-ssa-live.h: Likewise.
16285 * tree-ssa-loop-im.c: Likewise.
16286 * tree-ssa-loop-ivopts.c: Likewise.
16287 * tree-ssa-loop-niter.c: Likewise.
16288 * tree-ssa-loop-prefetch.c: Likewise.
16289 * tree-ssa-phiopt.c: Likewise.
16290 * tree-ssa-phiprop.c: Likewise.
16291 * tree-ssa-sccvn.c: Likewise.
16292 * tree-ssa-ter.c: Likewise.
16293 * tree-ssa-threadupdate.c: Likewise.
16294 * tree-ssa.c: Likewise.
16295 * tree-vect-analyze.c: Likewise.
16296 * tree-vect-transform.c: Likewise.
16297 * tree-vectorizer.c: Likewise.
16298 * tree-vn.c: Likewise.
16299 * tree-vrp.c: Likewise.
16300 * tree.c: Likewise.
16301 * tree.def: Likewise.
16302 * tree.h: Likewise.
16303 * unwind-dw2-fde.c: Likewise.
16304 * unwind.inc: Likewise.
16305 * value-prof.c: Likewise.
16306 * vmsdbgout.c: Likewise.
16308 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16310 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16311 always place FP constants in the TOC for TARGET_POWERPC64.
16312 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16314 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16316 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16317 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16318 enable for TARGET_E500_DOUBLE.
16319 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16320 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16321 floating-point modes like integer modes for E500 double.
16322 (rs6000_legitimate_offset_address_p): Likewise.
16323 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16324 addressing for DDmode for E500 double.
16325 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16326 modes as using 64-bits of registers for E500 double.
16327 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16328 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16329 specially for E500 double.
16330 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16331 TDmode for E500 double.
16332 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16333 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16334 (rs6000_split_multireg_move): Do not handle TDmode specially for
16336 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16337 using 64-bit registers for E500 double.
16338 (emit_frame_save): Do not handle DDmode specially for E500 double.
16339 (gen_frame_mem_offset): Likewise.
16340 (rs6000_function_value): Do not call spe_build_register_parallel
16341 for DDmode or TDmode.
16342 (rs6000_libcall_value): Likewise.
16343 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16344 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16347 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16349 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16352 2008-06-04 Junjie Gu <jgu@tensilica.com>
16354 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16355 comparison for frame pointers.
16357 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16360 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16362 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16365 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16366 register is already smaller or equal to required mode.
16368 2008-06-04 Xinliang David Li <davidxl@google.com>
16370 * tree-call-cdce.c: New file.
16371 (cond_dead_built_in_calls): New static variable.
16372 (input_domain): New struct.
16373 (check_pow): New function.
16374 (check_builtin_call): Ditto.
16375 (check_target_format): Ditto.
16376 (is_call_dce_candidate): Ditto.
16377 (gen_one_condition): Ditto.
16378 (gen_conditions_for_domain): Ditto.
16379 (get_domain): Ditto.
16380 (gen_conditions_for_pow_cst_base): Ditto.
16381 (gen_conditions_for_pow_int_base): Ditto.
16382 (gen_conditions_for_pow): Ditto.
16383 (get_no_error_domain): Ditto.
16384 (gen_shrink_wrap_conditions): Ditto.
16385 (shrink_wrap_one_built_in_call): Ditto.
16386 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16387 (tree_call_cdce): Ditto.
16388 (gate_call_cdce): Ditto.
16389 (pass_call_cdce): New gimple pass.
16390 * passes.c: (init_optimization_passes): New pass.
16391 * tree-pass.h: New pass declaration.
16392 * opts.c (decode_options): New flag setting.
16393 * common.opt: Add -ftree-builtin-call-dce flag.
16394 * Makefile.in: Add new source file.
16395 * tempvar.def: New tv_id.
16396 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16398 2008-06-04 Richard Guenther <rguenther@suse.de>
16400 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16401 (is_call_clobbered): Always check var_ann->call_clobbered.
16402 (mark_call_clobbered): Always set var_ann->call_clobbered.
16403 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16404 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16405 (reset_alias_info): Clear call clobbering info on MTAGs and
16407 (set_pt_anything): Set pt_global_mem.
16408 (create_tag_raw): Adjust comment.
16409 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16411 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16412 Maxim Kuvyrkov <maxim@codesourcery.com>
16414 * config/m68k/m68k.opt (mxgot): New option.
16415 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16416 (m68k_output_addr_const_extra): New.
16417 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16418 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16419 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16420 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16422 2008-06-04 Richard Guenther <rguenther@suse.de>
16424 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16425 negative or non-representable offsets.
16427 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16429 * config/i386/i386.c (ix86_gen_leave): New.
16430 (ix86_gen_pop1): Likewise.
16431 (ix86_gen_add3): Likewise.
16432 (ix86_gen_sub3): Likewise.
16433 (ix86_gen_sub3_carry): Likewise.
16434 (ix86_gen_one_cmpl2): Likewise.
16435 (ix86_gen_monitor): Likewise.
16436 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16437 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16438 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16439 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16440 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16441 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16442 (ix86_expand_epilogue): Updated.
16443 (print_operand): Handle integer register operand for 'z'.
16444 (ix86_expand_strlensi_unroll_1): Likewise.
16445 (ix86_expand_strlen): Likewise.
16446 (ix86_expand_builtin): Likewise.
16447 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16448 mov{q}/mov{l} and add{q}/add{l}.
16450 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16452 * config/i386/i386.md (P): New mode iterator.
16453 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16454 using P mode iterator.
16455 (DFmode push_operand splitter): Ditto.
16456 (XFmode push_operand splitter): Ditto.
16457 (DFmode float_extend SFmode push_operand splitter): Ditto.
16458 (XFmode float_extend SFmode push_operand splitter): Do not generate
16459 SImode pushes for 64bit target. Macroize Dimode and SImode
16460 pushes using P mode iterator.
16461 (XFmode float_extend DFmode push_operand splitter): Ditto.
16463 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16465 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16466 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16467 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16468 return type to int.
16469 (ix86_call_abi_override): Remove check for call_used_regs.
16471 2008-06-03 Richard Guenther <rguenther@suse.de>
16473 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16474 for the lhs of calls if the return type contains pointers.
16476 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16478 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16479 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16480 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16481 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16482 of cfun and DEFAULT_ABI to deceide abi mode.
16483 (DEFAULT_ABI): New.
16484 (REG_PARM_STACK_SPACE): Removed.
16485 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16486 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16487 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16488 (ix86_function_abi): Likewise.
16489 (ix86_function_type_abi): Likewise.
16490 (ix86_call_abi_override): Likewise.
16491 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16492 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16493 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16494 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16496 (X86_64_REGPARM_MAX): New.
16497 (X86_64_SSE_REGPARM_MAX): New.
16498 (X64_REGPARM_MAX): New.
16499 (X64_SSE_REGPARM_MAX): New.
16500 (X86_32_REGPARM_MAX): New.
16501 (X86_32_SSE_REGPARM_MAX): New.
16502 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16503 (ix86_function_regparm): Handle user calling abi.
16504 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16505 by DEFAULT_ABI versus SYSV_ABI check.
16506 (ix86_reg_parm_stack_space): New.
16507 (ix86_function_type_abi): New.
16508 (ix86_call_abi_override): New.
16509 (ix86_function_abi): New.
16510 (ix86_cfun_abi): New.
16511 (init_cumulative_args): Call abi specific initialization.
16512 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16513 (function_arg_64): Extend SSE_REGPARM_MAX check.
16514 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16515 (ix86_pass_by_reference): Likewise.
16516 (ix86_function_value_regno_p): Likewise.
16517 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16518 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16519 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16520 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16521 (setup_incoming_varargs_64): Adjust regparm for call abi.
16522 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16523 (ix86_va_start): Likewise.
16524 (ix86_gimplify_va_arg): Likewise.
16525 (ix86_expand_prologue): Likewise.
16526 (output_pic_addr_const): Likewise.
16527 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16528 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16529 (x86_output_mi_thunk): Likewise.
16530 (x86_function_profiler): Likewise.
16531 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16532 (SYSV_ABI, MS_ABI): New constants.
16533 (DEFAULT_ABI): New.
16534 (init_regs): Add prototype of function in regclass.c file.
16535 (OVERRIDE_ABI_FORMAT): New.
16536 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16537 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16538 (OUTGOING_REG_PARM_STACK_SPACE): New.
16539 (ix86_reg_parm_stack_space): New prototype.
16540 (CUMULATIVE_ARGS): Add call_abi member.
16541 (machine_function): Add call_abi member.
16542 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16543 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16545 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16548 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16549 (avr_builtin_setjmp_frame_value): New function.
16550 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16551 (nonlocal_goto): Define.
16553 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16555 * config/mips/mips.c (mips_emit_loadgp): Return early if
16556 there is nothing do to, otherwise emit a blockage if
16557 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16558 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16560 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16562 * configure.ac: Drop unneeded backslash ending up in config.in.
16563 * acinclude.m4: Likewise.
16564 * config.in: Regenerate.
16566 2008-05-26 Jan Hubicka <jh@suse.cz>
16568 * predict.c (maybe_hot_frequency_p): Break out of...
16569 (maybe_hot_bb_p): ... here.
16570 (maybe_hot_edge_p): New.
16571 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16572 * basic-block.h (maybe_hot_edge_p): Declare.
16574 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16576 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16577 (*cmpfp_<mode>_cc): Ditto.
16578 (*fp_jcc_8<mode>_387): Ditto.
16579 (*fop_<MODEF:mode>_2_i387): Ditto.
16580 (*fop_<MODEF:mode>_3_i387): Ditto.
16581 (*fop_xf_2_i387): Ditto.
16582 (*fop_xf_3_i387): Ditto.
16584 2008-06-02 Tomas Bily <tbily@suse.cz>
16586 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16588 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16590 * config/mips/mips.c (mips_valid_offset_p): New function.
16591 (mips_valid_lo_sum_p): Likewise.
16592 (mips_classify_address): Use them.
16593 (mips_force_address): New function.
16594 (mips_legitimize_address): Use it.
16595 * config/mips/mips.md (MOVE128): New mode iterator.
16596 (movtf): Require TARGET_64BIT. Remove empty strings.
16597 (*movtf_internal): Rename to...
16598 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16599 of "R" and use {,fp}{load,store} attributes instead of "multi".
16600 Use a separate define_split.
16601 (*movtf_mips16): New pattern.
16603 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16605 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16606 * config/mips/mips.c (mips_expand_before_return): New function.
16607 (mips_expand_epilogue): Call it.
16608 * config/mips/mips.md (return): Turn into a define_expand.
16609 (*return): New insn.
16611 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16613 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16614 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16615 functions. Do not emit uses and clobbers of CONCATs; individually
16616 use and clobber their operands.
16617 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16618 gen_clobber, emit_use and gen_use.
16619 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16620 (expand_builtin_return): Likewise.
16621 * cfgbuild.c (count_basic_blocks): Likewise.
16622 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16623 * explow.c (emit_stack_restore): Likewise.
16624 * expmed.c (extract_bit_field_1): Likewise.
16625 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16626 (emit_move_multi_word, store_constructor): Likewise.
16627 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16628 (thread_prologue_and_epilogue_insns): Likewise.
16629 * lower-subreg.c (resolve_simple_move): Likewise.
16630 * optabs.c (widen_operand, expand_binop): Likewise.
16631 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16632 * reload.c (find_reloads): Likewise.
16633 * reload1.c (eliminate_regs_in_insn): Likewise.
16634 * stmt.c (expand_nl_goto_receiver): Likewise.
16635 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16636 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16637 * config/arm/arm.c (arm_load_pic_register): Likewise.
16638 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16639 * config/arm/arm.md (untyped_return): Likewise.
16640 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16641 * config/avr/avr.c (expand_prologue): Likewise.
16642 * config/bfin/bfin.c (do_unlink): Likewise.
16643 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16644 * config/cris/cris.c (cris_expand_prologue): Likewise.
16645 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16646 (machopic_legitimize_pic_address): Likewise.
16647 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16648 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16649 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16650 (ix86_expand_convert_uns_didf_sse): Likewise.
16651 (ix86_expand_vector_init_general): Likewise.
16652 * config/ia64/ia64.md (eh_epilogue): Likewise.
16653 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16654 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16655 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16656 (config/iq2000/iq2000.c): Likewise.
16657 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16658 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16659 (builtin_longjmp): Likewise.
16660 * config/mn10300/mn10300.md (call, call_value): Likewise.
16661 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16662 * config/pdp11/pdp11.md (abshi2): Likewise.
16663 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16664 * config/s390/s390.c (s390_emit_prologue): Likewise.
16665 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16666 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16667 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16668 * config/sh/sh.c (prepare_move_operands): Likewise.
16669 (output_stack_adjust, sh_expand_epilogue): Likewise.
16670 (sh_set_return_address, sh_expand_t_scc): Likewise.
16671 * config/sparc/sparc.c (load_pic_register): Likewise.
16672 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16673 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16674 * config/v850/v850.c (expand_epilogue): Likewise.
16676 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16678 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16679 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16680 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16681 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16682 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16683 stack pointer register.
16684 (output_movhi): Remove code for interrupt specific writing to the
16685 stack pointer register.
16687 2008-05-31 Richard Guenther <rguenther@suse.de>
16689 PR tree-optimization/34244
16690 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16691 (tree_expr_nonzero_warnv_p): Likewise.
16692 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16693 ssa_name_nonnegative_p.
16694 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16695 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16696 not tree_expr_nonzero_warnv_p.
16698 PR tree-optimization/36262
16700 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16702 PR tree-optimization/34244
16703 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16704 (record_numbers_of_iterations): New function.
16705 (execute_vrp): Cache the numbers of iterations of loops.
16706 * tree-scalar-evolution.c (scev_reset_except_niters):
16708 (scev_reset): Use scev_reset_except_niters.
16709 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16711 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16713 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16714 __WORKAROUND_RETS when appropriate.
16716 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16718 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16719 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16721 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16722 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16723 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16724 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16725 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16726 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16727 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16728 *fop_df_1_sse insn patterns using MODEF mode iterator.
16729 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16730 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16731 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16732 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16733 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16734 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16735 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16736 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16737 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16738 (*fop_xf_5_i387): Ditto.
16739 (*fop_xf_6_i387): Ditto.
16741 2008-05-30 Richard Guenther <rguenther@suse.de>
16743 * builtins.c (build_string_literal): Avoid generating
16744 a non-gimple_val result.
16746 2008-05-30 DJ Delorie <dj@redhat.com>
16748 * exec-tool.in: Use an environment variable (private) instead of a
16749 file (shared) as a semaphore, so as to not break parallel builds.
16751 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16753 * optabs.c (maybe_encapsulate_block): Remove.
16754 (emit_libcall_block): Adjust accordingly.
16755 * optabs.h (maybe_encapsulate_block): Remove prototype.
16757 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16758 Don't use maybe_encapsulate_block.
16760 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16762 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16763 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16764 rtx is a SYMBOL_REF before calling get_pool_constant.
16766 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16768 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16770 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16772 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16773 rather than OS names to choose INO_T_EQ definition.
16774 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16775 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16777 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16780 * config/darwin-f.c: New.
16781 * config/t-darwin: Added rule to build darwin-f.o.
16782 * config.gcc: Defined new variable, fortran_target_objs.
16783 (*-*-darwin*): Set fortran_target_objs.
16784 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16785 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16786 * configure: Regenerated.
16788 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16791 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16792 canonical type if needed.
16794 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16796 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16798 2008-05-29 Richard Guenther <rguenther@suse.de>
16800 PR tree-optimization/36343
16801 PR tree-optimization/36346
16802 PR tree-optimization/36347
16803 * tree-flow.h (clobber_what_p_points_to): Declare.
16804 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16805 pointed-to variable is dereferenced is irrelevant to whether
16806 the pointer can access the pointed-to variable.
16807 (clobber_what_p_points_to): New function.
16808 * tree-ssa-alias.c (set_initial_properties): Use it.
16809 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16810 call clobber check for NMTs.
16812 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16814 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16815 for printing gcov_type.
16817 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16819 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16820 and the eh region information.
16821 * value-prof.c (gimple_move_stmt_histograms): New function.
16822 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16824 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16826 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16828 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16830 * value-prof.c (tree_ic_transform): Print counts.
16831 * tree-profile.c (tree_gen_ic_func_profiler):
16832 Clear __gcov_indreict_call_callee variable to avoid misattribution
16835 2008-05-28 Rafael Espíndola <espindola@google.com>
16837 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16840 2008-05-28 Richard Guenther <rguenther@suse.de>
16842 PR tree-optimization/36339
16843 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16844 and clobbering code out of the loop.
16846 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16848 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16851 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16852 s390_contiguous_bitmask_p, s390_symref_operand_p,
16853 s390_check_symref_alignment, s390_reload_larl_operand,
16854 s390_reload_symref_address): New functions.
16855 (s390_branch_condition_mnemonic): Support compare and branch
16857 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16858 and 'W' constraints.
16859 (s390_secondary_reload): Add secondary reloads for unaligned
16860 symbol refs or symbol refs to floating point or QI/TI mode
16862 (legitimate_address_p): Accept symbol references as addresses.
16863 (s390_expand_insv): Use rotate and insert selected bits
16864 instruction for insv when building for z10.
16865 (print_operand_address): Handle symbol ref addresses.
16866 (print_operand): Output modifier 'c' added for signed byte values.
16867 (s390_encode_section_info): Mark symbol refs with
16868 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16870 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16871 (length attribute): RRF, RRR have 4 byte length.
16872 (FPALL, INTALL): New mode iterators added.
16873 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16874 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16875 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16876 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16877 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16878 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16879 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16880 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16882 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16883 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16884 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16885 reload<INTALL:mode><P:mode>_toreg_z10,
16886 reload<FPALL:mode><P:mode>_tomem_z10,
16887 reload<FPALL:mode><P:mode>_toreg_z10,
16888 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16889 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16890 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16891 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16893 (movmem, clrmem, cmpmem): New splitters added.
16895 * config/s390/predicates.md (larl_operand): Use
16896 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16897 SYMBOL_REF_ALIGN1_P.
16898 (s390_signed_integer_comparison,
16899 s390_unsigned_integer_comparison): New predicates.
16901 * config/s390/s390-protos.h (s390_check_symref_alignment,
16902 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16903 s390_reload_symref_address,
16904 s390_compare_and_branch_condition_mask): Prototypes added.
16906 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16907 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16908 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16910 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16912 * config/s390/s390.c (z10_cost): New cost function for z10.
16913 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16914 (s390_issue_rate): Adjust issue rate for z10.
16915 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16916 (processor_flags): Add PF_Z10.
16917 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16918 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16919 * gcc/config.gcc: Add z10.
16921 2008-05-28 Richard Guenther <rguenther@suse.de>
16923 PR tree-optimization/36291
16924 * tree-flow. h (struct gimple_df): Remove var_anns member.
16925 * tree-flow-inline.h (gimple_var_anns): Remove.
16926 (var_ann): Simplify.
16927 * tree-dfa.c (create_var_ann): Simplify.
16928 (remove_referenced_var): Clear alias info from var_anns of globals.
16929 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16930 (delete_tree_ssa): Clear alias info from var_anns of globals.
16931 Do not free var_anns.
16932 (var_ann_eq): Remove.
16933 (var_ann_hash): Likewise.
16935 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16937 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16938 and loongson2f entries.
16939 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16940 * config/mips/mips.h (processor_type): Add Loongson-2E
16941 and Loongson-2F entries.
16942 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16943 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16944 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16945 * doc/invoke.texi (MIPS Options): Document loongson2e
16946 and loongson2f processor names.
16948 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16952 * config/i386/i386.c (ix86_function_arg_boundary): Use
16953 alignment of canonical type.
16954 (ix86_expand_vector_move): Check unaligned memory access for
16957 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16959 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16960 Moved to the front of file.
16962 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16963 H.J. Lu <hongjiu.lu@intel.com>
16965 * dwarf2out.c (current_fde): New.
16967 (lookup_cfa:): Likewise.
16968 (dwarf2out_end_epilogue): Likewise.
16969 (dwarf2out_note_section_used): Likewise.
16971 2008-05-27 Michael Matz <matz@suse.de>
16974 * c.opt (Wenum-compare): New warning option.
16975 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16977 2008-05-27 Michael Matz <matz@suse.de>
16979 PR middle-end/36326
16980 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16982 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16983 into memory as tail calls.
16985 2008-05-27 Richard Guenther <rguenther@suse.de>
16987 PR tree-optimization/36339
16988 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16989 pointers cause all addressable variables to be call clobbered.
16991 2008-05-27 Richard Guenther <rguenther@suse.de>
16993 PR tree-optimization/36245
16994 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16996 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16998 * config/s390/s390.md: Replace all occurences of the 'm'
16999 constraint with 'RT'.
17001 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17003 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17005 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17007 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17008 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17009 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17011 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17013 * reload.c: (find_reloads): Skip alternatives according to the
17014 "enabled" attribute. Constify the constraint variable.
17015 * recog.c (get_attr_enabled): Add default implementation.
17016 (extract_insn): Set the alternative_enabled_p array
17017 in the recog_data struct.
17018 (preprocess_constraints, constrain_operands): Skip
17019 alternatives according to the "enabled" attribute
17020 * recog.h (struct recog_data): New field alternative_enabled_p.
17021 (skip_alternative): New inline function.
17022 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17023 (record_reg_classes): Skip alternative according to the
17024 "enabled" attribute.
17026 * doc/md.texi: Add documention for the "enabled" attribute.
17028 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17030 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17031 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17032 constraint with TARGET_MEM_CONSTRAINT.
17033 * recog.c (asm_operand_ok, preprocess_constraints,
17034 constrain_operands): Likewise.
17035 * regclass.c (record_reg_classes): Likewise.
17036 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17037 * reload1.c (maybe_fix_stack_asms): Likewise.
17038 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17039 * recog.h: Adjust comment.
17040 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17041 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17042 * doc/md.texi: Add a note to description of 'm' constraint.
17043 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17045 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17047 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17048 that the bitfield is of integral type before testing its precision.
17050 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17051 Sa Liu <saliu@de.ibm.com>
17053 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17054 __modti3, __udivti3, __umodti3 and __udivmodti4.
17055 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17056 that implement TImode mul and div functions.
17057 * config/spu/multi3.c: New. Implement __multi3.
17058 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17059 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17062 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17064 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17065 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17066 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17067 tls_sysv_suffix): New mode and mode attribute iterators.
17068 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17069 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17070 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17071 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17072 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17075 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17077 PR tree-optimization/36329
17078 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17079 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17080 * cgraphbuild.c (initialize_inline_failed): Use the latter
17081 macro in lieu of the former.
17082 * ipa-inline.c (cgraph_mark_inline): Likewise.
17083 (cgraph_decide_inlining_of_small_function): Likewise.
17084 (cgraph_decide_inlining): Likewise.
17085 (cgraph_decide_inlining_incrementally): Likewise.
17087 2008-05-26 Tristan Gingold <gingold@adacore.com>
17088 Anatoly Sokolov <aesok@post.ru>
17090 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17091 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17092 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17093 optimization for 'avr6' architecture.
17095 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17098 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17100 2008-05-26 Richard Guenther <rguenther@suse.de>
17102 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17103 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17105 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17107 PR middle-end/36253
17108 * caller-save.c (insert_restore): Verify alignment of spill space.
17109 (insert_save): Likewise.
17110 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17111 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17112 (STACK_SLOT_ALIGNMENT): Likewise.
17113 * function.c (LOCAL_ALIGNMENT): Removed.
17114 (get_stack_local_alignment): New.
17115 (assign_stack_local): Use it. Set alignment on stack slot.
17116 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17117 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17118 (STACK_SLOT_ALIGNMENT): New.
17119 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17120 stack slot in XFmode.
17122 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17124 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17127 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17128 argument operand in rax isn't removed.
17130 2008-05-26 Richard Guenther <rguenther@suse.de>
17132 PR middle-end/36300
17133 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17134 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17136 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17139 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17141 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17143 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17144 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17146 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17148 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17149 build a trampoline if we don't want one.
17150 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17151 return zero for nested functions if we don't want a trampoline.
17153 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17155 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17157 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17160 * c.opt: Removed undocumented option '-lang-fortran'.
17161 * c-common.h: Removed global variable 'lang_fortran'.
17162 * c-opts.c (c_common_handle_option): Removed code to handle
17163 option '-lang-fortran'. Updated includes.
17164 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17165 definition of '__GFORTRAN__'.
17166 (define__GNUC__): Reimplemented to use BASEVER and
17167 cpp_define_formatted.
17168 (builtin_define_with_value_n): Removed.
17169 * c-incpath.h: Renamed to ...
17170 * incpath.h: ... this.
17171 * c-incpath.c: Renamed to ...
17172 * incpath.c: ... this. Updated includes.
17173 * fix-header.c: Updated includes.
17174 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17175 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17176 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17178 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17180 * tree.h: Update the table of flags used on tree nodes.
17181 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17182 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17183 (FORCED_LABEL): Add access check.
17184 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17185 (ASM_INPUT_P): Likewise.
17186 (ASM_VOLATILE_P): Likewise.
17187 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17188 (OMP_SECTION_LAST): Access private_flag directly.
17189 (OMP_RETURN_NOWAIT): Likewise.
17190 (OMP_PARALLEL_COMBINED): Likewise.
17191 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17192 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17193 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17194 deprecated_flag directly.
17196 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17198 * final.c (frame_pointer_needed): Removed.
17199 * flags.h (frame_pointer_needed): Likewise.
17201 * function.h (rtl_data): Add frame_pointer_needed.
17202 (frame_pointer_needed): New.
17204 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17206 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17208 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17210 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17213 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17215 * c-common.c (strip_array_types): Move function to..
17217 (get_inner_array_type): Delete.
17218 * c-common.h (strip_array_types): Move declaration to..
17220 (get_inner_array_type): Delete.
17221 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17222 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17223 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17224 * config/pa/pa.c (emit_move_sequence): Likewise.
17226 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17228 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17231 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17233 * function.c: Include target hook for nonlocal_goto frame value.
17235 2008-05-24 Richard Guenther <rguenther@suse.de>
17237 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17238 variable can be only accessed through a pointer or a union.
17240 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17242 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17243 * doc/extend.texi: Likewise.
17245 2008-05-23 DJ Delorie <dj@redhat.com>
17247 * config/m32c/jump.md (untyped_call): Add.
17249 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17250 for A24 to PSImode.
17251 (m32c_address_cost): Detail costs for indirect offsets.
17253 2008-05-23 Rafael Espíndola <espindola@google.com>
17255 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17256 if a node is a SUBREG.
17257 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17260 2008-05-23 Paul Brook <paul@codesourcery.com>
17261 Carlos O'Donell <carlos@codesourcery.com>
17263 * doc/extend.texi: Clarify use of __attribute__((naked)).
17264 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17265 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17266 * function.c (use_register_for_decl): Use
17267 targetm.calls.allocate_stack_slots_for_args.
17268 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17269 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17270 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17272 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17274 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17276 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17278 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17279 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17280 is only rounded once.
17282 2008-05-23 Richard Guenther <rguenther@suse.de>
17284 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17286 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17287 Jakub Jelinek <jakub@redhat.com>
17290 * configure.ac: Handle --enable-cld.
17291 * configure: Regenerated.
17292 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17293 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17294 (ix86_current_function_needs_cld): New define.
17295 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17296 (cld): New isns pattern.
17297 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17298 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17299 * config/i386/i386.opt (mcld): New option.
17300 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17301 TARGET_CLD and ix86_current_function_needs_cld.
17302 (override_options): Use -mcld by default for 32-bit code if
17305 * doc/install.texi (Options specification): Document --enable-cld.
17306 * doc/invoke.texi (Machine Dependent Options)
17307 [i386 and x86-64 Options]: Add -mcld option.
17308 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17310 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17311 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17312 (return_in_memory_64): Likewise.
17313 (return_in_memory_ms_64): Likewise.
17315 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17317 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17318 * builtins.c (fold_builtin_fpclassify): New.
17319 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17320 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17321 * c-common.c (handle_type_generic_attribute): Adjust to accept
17322 fixed arguments before an elipsis.
17323 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17324 * doc/extend.texi: Document __builtin_fpclassify.
17326 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17328 * omp-low.c (gate_expand_omp_ssa): Remove.
17329 (pass_expand_omp_ssa): Remove.
17330 (gate_expand_omp): Do not check for flag_openmp_ssa.
17331 * common.opt (-fopenmp-ssa): Remove.
17332 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17334 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17336 * config/sh/sh.opt (mfixed-range): New option.
17337 * config/sh/sh-protos.h (sh_fix_range): Declare.
17338 * config/sh/sh.c (sh_fix_range): New function.
17339 * config/sh/sh.h (sh_fixed_range_str): Declare.
17340 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17342 * doc/invoke.texi (SH Options): Document -mfixed-range.
17344 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17346 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17347 it before the redeclaration.
17349 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17351 * config/avr/avr.c (get_sequence_length): Add new function.
17352 (expand_prologue, expand_epilogue): Remove duplicate code.
17354 2008-05-22 Rafael Espíndola <espindola@google.com>
17356 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17359 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17361 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17362 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17364 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17365 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17366 (vect_update_misalignment_for_peel): Likewise.
17367 (vector_alignment_reachable_p): Likewise.
17368 * tree-vect-transform.c (vectorizable_load): Likewise.
17369 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17370 (get_vectype_for_scalar_type): Pass mode of scalar_type
17371 to UNITS_PER_SIMD_WORD.
17373 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17374 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17375 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17376 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17377 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17379 2008-05-22 Ira Rosen <irar@il.ibm.com>
17381 PR tree-optimization/36293
17382 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17383 if the first load must be skipped because of a gap.
17385 2008-05-22 Richard Guenther <rguenther@suse.de>
17387 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17388 more cases of offset disambiguation that is possible if
17389 strict-aliasing rules apply.
17390 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17391 for basic offset and type-based disambiguation.
17393 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17395 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17396 ix86_expand_vector_set on V16QImode for SSE4.1.
17398 2008-05-21 Tom Tromey <tromey@redhat.com>
17400 * c.opt (Wimport): Mark as undocumented.
17401 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17403 (Warning Options): Likewise.
17404 * doc/cppopts.texi: Don't mention -Wimport.
17406 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17408 PR tree-optimization/36287
17409 PR tree-optimization/36286
17410 * lambda-code.c (build_access_matrix): Do not use the loop->num
17411 for computing the number of induction variables: use the loop depth
17414 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17417 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17418 option -f(no-)leading-underscore.
17420 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17422 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17423 GET_MODE_NUNITS (mode).
17425 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17427 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17428 (-mmulhw): Add 464 to description.
17429 (-mdlmzb): Likewise.
17430 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17431 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17433 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17434 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17435 * config/rs6000/rs6000.md: Update comments for 464.
17437 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17439 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17441 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17443 * config/i386/sse.md (vec_extractv4sf): Removed.
17444 (vec_extractv2df): Likewise.
17445 (vec_extractv2di): Likewise.
17446 (vec_extractv4si): Likewise.
17447 (vec_extractv8hi): Likewise.
17448 (vec_extractv16qi): Likewise.
17449 (vec_extract<mode>): New.
17451 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17453 * config/i386/sse.md (vec_setv4sf): Removed.
17454 (vec_setv2df): Likewise.
17455 (vec_setv2di): Likewise.
17456 (vec_setv4si): Likewise.
17457 (vec_setv8hi): Likewise.
17458 (vec_setv16qi): Likewise.
17459 (vec_set<mode>): New.
17461 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17463 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17464 goto for vec_concat and vec_interleave.
17466 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17468 * config/i386/sse.md (vec_initv4sf): Removed.
17469 (vec_initv2df): Likewise.
17470 (vec_initv2di): Likewise.
17471 (vec_initv4si): Likewise.
17472 (vec_initv8hi): Likewise.
17473 (vec_initv16qi): Likewise.
17474 (vec_init<mode>): New.
17476 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17478 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17480 2008-05-21 Tom Tromey <tromey@redhat.com>
17482 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17483 (zone_find_object_offset): Likewise.
17484 (gt_ggc_m_S): Likewise.
17485 (highest_bit): Likewise.
17486 * ggc-page.c (gt_ggc_m_S): New function.
17487 * stringpool.c (string_stack): Remove.
17488 (init_stringpool): Update.
17489 (ggc_alloc_string): Use ggc_alloc.
17490 (maybe_delete_ident): New function.
17491 (ggc_purge_stringpool): Likewise.
17492 (gt_ggc_m_S): Remove.
17493 * ggc-common.c (ggc_protect_identifiers): New global.
17494 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17495 ggc_protect_identifiers.
17496 * ggc.h (ggc_protect_identifiers): Declare.
17497 (gt_ggc_m_S): Update.
17498 (ggc_purge_stringpool): Declare.
17499 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17500 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17502 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17504 2008-05-21 David S. Miller <davem@davemloft.net>
17506 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17509 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17511 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17514 2008-05-20 David Daney <ddaney@avtrex.com>
17516 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17517 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17518 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17519 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17520 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17521 (atomic_hiqi_op): New define_code_iterator.
17522 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17523 mips_expand_compare_and_swap_12.
17524 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17525 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17526 (sync_<optab><mode>, sync_old_<optab><mode>,
17527 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17528 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17529 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17530 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17531 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17532 (test_and_set_12): New insn.
17533 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17534 sync_new_<optab><mode>, sync_old_nand<mode>,
17535 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17536 clobber to operand 0 for SI and DI mode insns.
17537 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17538 mips_gen_fn_4): New typedefs.
17539 (mips_gen_fn_ptrs): Define new union type.
17540 (mips_expand_compare_and_swap_12): Remove declaration.
17541 (mips_expand_atomic_qihi): Declare function.
17542 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17543 (mips_expand_atomic_qihi): ... this. Use new generator function
17545 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17546 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17547 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17548 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17549 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17550 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17551 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17552 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17553 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17554 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17557 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17559 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17562 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17564 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17565 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17566 (avr_attribute_table): Add 'OS_main' function attribute.
17567 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17568 functions with 'OS_main' attribute.
17570 2008-05-20 Richard Guenther <rguenther@suse.de>
17572 PR tree-optimization/35204
17573 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17574 helper, split out from ...
17575 (DFS): ... here. Make the DFS walk non-recursive.
17577 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17578 Jan Sjodin <jan.sjodin@amd.com>
17580 PR tree-optimization/36181
17581 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17582 (parallelize_loops): Don't parallelize when the loop has vector
17585 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17586 Sebastian Pop <sebastian.pop@amd.com>
17588 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17589 matrix, and never look at the tree representation of the memory
17591 (linear_transform_loops): Computes parameters and access matrices.
17592 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17594 (access_matrix_get_index_for_parameter): New.
17595 * tree-data-ref.h (struct access_matrix): New.
17596 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17597 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17598 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17599 am_vector_index_for_loop): New.
17600 (struct data_reference): Add field access_matrix.
17601 (DR_ACCESS_MATRIX): New.
17602 (compute_data_dependences_for_loop): Update declaration.
17603 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17604 * lambda.h (lambda_vector_vec_p): Declared.
17605 * lambda-code.c: Depend on pointer-set.h.
17606 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17607 av_for_af_base, av_for_af, build_access_matrix,
17608 lambda_compute_access_matrices): New.
17609 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17611 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17613 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17614 $SOURCEDIR/include.
17616 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17617 Sebastian Pop <sebastian.pop@amd.com>
17619 PR tree-optimization/36206
17620 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17622 (instantiate_scev_1): Rename flags to fold_conversions.
17623 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17624 outeside instantiation_loop.
17625 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17626 (evolution_function_is_affine_or_constant_p): Removed.
17627 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17629 (analyze_siv_subscript): Pass in the loop nest number.
17630 Call evolution_function_is_affine_in_loop instead of
17631 evolution_function_is_affine_p.
17632 (analyze_overlapping_iterations): Pass in the loop nest number.
17634 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17635 Sebastian Pop <sebastian.pop@amd.com>
17637 PR tree-optimization/36206
17638 * tree-chrec.h (chrec_fold_op): New.
17639 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17642 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17644 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17646 (remove_duplicates): Do not set inode on non-inode systems.
17649 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17651 * config.gcc (tm_file): Update comments about relative pathnames.
17653 2008-05-20 Richard Guenther <rguenther@suse.de>
17655 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17656 * tree-ssa-sccvn.c (process_scc): Likewise.
17657 * tree-ssa-sink.c (execute_sink_code): Likewise.
17658 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17659 * tree-vrp.c (process_assert_insertions): Likewise.
17660 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17661 (perform_tree_ssa_dce): Likewise.
17662 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17663 (dump_dominator_optimization_stats): Likewise.
17664 * tree-vectorizer.c (vectorize_loops): Likewise.
17666 2008-05-20 Richard Guenther <rguenther@suse.de>
17668 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17670 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17672 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17673 (ix86_i386elf_return_in_memory): Likewise.
17674 (ix86_i386interix_return_in_memory): Likewise.
17675 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17676 (SUBTARGET_RETURN_IN_MEMORY): New.
17677 * config/i386/i386elf.h: Likewise.
17678 * config/i386/ptx4-i.h: Likewise.
17679 * config/i386/sol2-10.h: Likewise.
17680 * config/i386/sysv4.h: Likewise.
17681 * config/i386/vx-common.h: Likewise.
17682 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17683 * config/i386/i386.c (ix86_return_in_memory): Made static and
17684 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17685 (ix86_i386elf_return_in_memory): Removed.
17686 (ix86_i386interix_return_in_memory): Removed.
17687 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17688 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17690 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17692 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17694 2008-05-19 Xinliang David Li <davidxl@google.com>
17696 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17698 * common.opt: Ditto.
17699 * doc/invoke.texi: Ditto.
17701 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17703 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17704 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17706 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17708 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17709 sizes of operand array from 8/4 to 4/2.
17710 (ix86_expand_vector_init_general): Change size of operand array
17711 from 32 to 16. Remove op0, op1 and half_mode.
17713 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17715 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17716 (ix86_expand_vector_init_interleave): Likewise.
17717 (ix86_expand_vector_init_general): Use them. Assert
17718 word_mode == SImode when n_words == 4.
17720 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17722 * config/i386/i386.c (ix86_secondary_reload): New static function.
17723 (TARGET_SECONDARY_RELOAD): New define.
17724 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17725 * config/i386/i386.md (reload_outqi): Remove.
17727 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17729 PR middle-end/35509
17730 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17731 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17732 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17733 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17734 (fold_builtin_1): Likewise.
17735 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17736 c-common.c (check_builtin_function_arguments): Handle
17737 BUILT_IN_ISINF_SIGN.
17738 * doc/extend.texi: Document __builtin_isinf_sign.
17739 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17741 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17743 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17744 EH cleanup at the end of the pass, search for those that have been
17745 turned into forwarder blocks and do the cleanup on their successor.
17747 2008-05-18 Richard Guenther <rguenther@suse.de>
17749 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17750 pointers to sizetype and vice versa.
17752 2008-05-18 Xinliang David Li <davidxl@google.com>
17754 * gcc/tree-ssa-dce.c: Coding style fix.
17755 (check_pow): Documentation comment.
17756 (check_log): Documenation comment. Coding style fix.
17757 (is_unnecessary_except_errno_call): Ditto.
17758 (gen_conditions_for_pow): Ditto.
17759 (gen_conditions_for_log): Ditto.
17760 (gen_shrink_wrap_conditions): Ditto.
17761 (shrink_wrap_one_built_in_calls): Ditto.
17762 * gcc/doc/invoke.texi: Better documentation string.
17763 * ChangeLog: Fix wrong change log entries from
17764 May 17 checkin on function call DCE.
17766 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17768 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17770 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17772 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17773 * df-problems.c (simulation routines): Fixed block comment to
17774 properly say how to add forwards scanning functions.
17776 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17778 * tree-inline.c (setup_one_parameter): Remove dead code.
17780 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17782 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17783 a BIT_AND_EXPR only for an INTEGER_TYPE.
17785 2008-05-17 Xinliang David Li <davidxl@google.com>
17787 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17788 (check_pow, check_log, is_unnecessary_except_errno_call): New
17789 functions to check for eliminating math functions that are pure
17790 except for setting errno.
17791 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17792 general condition expressions for shrink-wrapping pow/log calls.
17793 (gen_shrink_wrap_conditions): Ditto.
17794 (shrink_wrap_one_built_in_call): Ditto.
17795 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17796 (mark_operand_necessary): If debugging, output if OP is necessary.
17797 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17799 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17801 * gcc/common.opt: New user flag -ftree-builtin-dce.
17802 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17804 2008-05-16 David S. Miller <davem@davemloft.net>
17806 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17807 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17809 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17812 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17814 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17816 * ifcvt.c (dead_or_predicable): Rename
17817 df_simulate_one_insn_backwards to df_simulate_one_insn.
17818 * recog.c (peephole2_optimize): Ditto.
17819 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17821 * df.h: Rename df_simulate_one_insn_backwards to
17822 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17823 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17824 scanning of defs and uses.
17825 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17826 (df_simulate_one_insn_forwards): Removed.
17828 2008-05-16 Doug Kwan <dougkwan@google.com>
17830 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17832 (real_from_string): Handle NaNs and Inf as approriate.
17834 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17836 * doc/gty.texi (Source Files Containing Type Information): Note
17837 that headers should appear first in the gtfiles list.
17839 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17841 * tree.def (COND_EXEC): Properly documented this code.
17843 2008-05-16 Diego Novillo <dnovillo@google.com>
17845 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17846 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17849 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17851 * tree-ssa-dse (max_stmt_uid): Removed.
17852 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17853 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17854 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17855 * function.h (cfun.last_stmt_uid): New field.
17856 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17857 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17859 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17860 (create_stmt_ann): Initialize the ann->uid field.
17861 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17863 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17865 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17867 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17868 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17869 (init_empty_tree_cfg): Call it.
17871 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17873 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17876 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17878 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17879 * tree-dump.c (dump_options): New verbose option.
17880 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17882 * tree-pass.h (TDF_VERBOSE): New dump flag.
17883 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17884 (tree-flow.h): Added include.
17885 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17887 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17889 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17891 From Jie Zhang <jie.zhang@analog.com>
17892 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17893 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17894 mcpu=bf561-none and mcpu=bf561-0.2.
17895 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17896 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17897 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17898 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17899 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17900 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17901 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17903 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17904 (cputype_selected): Remove.
17905 (bfin_handle_option): Don't use cputype_selected.
17906 (override_options): When no mcpu option, enable all workarounds.
17907 Don't use bfin_workarounds.
17908 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17910 (DEFAULT_CPU_TYPE): Don't define.
17912 2008-05-16 Richard Guenther <rguenther@suse.de>
17914 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17915 on deletion of the last stmt.
17917 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17919 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17920 V8HImode for SSE2 and V16QImode for SSE4.1.
17922 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17924 * cgraph.h (compute_inline_parameters): Made public.
17925 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17926 variable_generate_summary, function_write_summary,
17927 variable_write_summary, variable_read_summary. Added generate_summary,
17928 write_summary, read_summary.
17929 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17930 pass_ipa_inline.function_generate_summary, to
17931 compute_inline_parameters.
17932 * ipa-inline.c (compute_inline_parameters): Made public and added
17934 (compute_inline_parameters_for_current): New function.
17935 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17936 (inline_generate_summary): Removed parameter and made to loop over
17938 (pass_ipa_inline): Updated for new IPA_PASS structure.
17939 * passes.c (execute_ipa_summary_passes): Now is called once per
17940 pass rather than once per node*pass.
17942 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17944 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17945 avr_have_mul_p, avr_asm_only_p): Remove variables.
17946 (avr_override_options): Remove initialization of removed variables.
17947 (avr_file_start): Convert removed variables to fields of
17948 'struct base_arch_s *avr_current_arch'.
17949 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17950 (AVR_HAVE_MUL): (Ditto.).
17951 (AVR_HAVE_MOVW): (Ditto.).
17952 (AVR_HAVE_LPMX): (Ditto.).
17953 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17954 avr_asm_only_p): Remove declaration.
17956 2008-05-15 Diego Novillo <dnovillo@google.com>
17958 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17959 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17961 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17963 PR middle-end/36194
17964 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17965 Don't call record_truncated_value from here.
17966 (record_truncated_value): Turn it into a for_each_rtx callback.
17967 (record_truncated_values): New function.
17968 (combine_instructions): Call note_uses with record_truncated_values.
17969 Change name of check_conversion to check_promoted_subreg.
17971 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17973 * doc/sourcebuild.texi: Document support for torture tests.
17975 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17977 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17978 to alternative 4 of operand 2.
17980 2008-05-15 Richard Guenther <rguenther@suse.de>
17982 * tree-pass.h (current_pass): Declare.
17983 (get_pass_for_id): Likewise.
17984 * passes.c (passes_by_id, passes_by_id_size): New globals.
17985 (set_pass_for_id): New function.
17986 (get_pass_for_id): Likewise.
17987 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17988 (execute_function_todo): Flush per function statistics.
17989 * toplev.c (compile_file): Init statistics.
17990 (general_init): Do early statistics initialization.
17991 (finalize): Finish statistics.
17992 * statistics.h (statistics_early_init): Declare.
17993 (statistics_init): Likewise.
17994 (statistics_fini): Likewise.
17995 (statistics_fini_pass): Likewise.
17996 (statistics_counter_event): Likewise.
17997 (statistics_histogram_event): Likewise.
17998 * statistics.c: New file.
17999 * Makefile.in (OBJS-common): Add statistics.o.
18000 (statistics.o): Add dependencies.
18001 * doc/invoke.texi (-fdump-statistics): Document.
18003 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18004 (insert): Likewise.
18005 (execute_pre): Use statistics_counter_event.
18006 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18007 (substitute_and_fold): Increment it. Use statistics_counter_event.
18009 2008-05-15 Diego Novillo <dnovillo@google.com>
18011 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18013 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18014 * tree-ssa-alias.c (new_type_alias): Remove references to
18015 sub-variables from comment.
18016 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18018 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18020 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18021 attribute to 1 only for insertps alternative.
18023 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18025 * config/bfin/bfin.md (loadbytes): New pattern.
18026 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18027 (bfin_init_builtins): Initialize it.
18028 (bdesc_1arg): Add it.
18030 2008-05-15 Sa Liu <saliu@de.ibm.com>
18032 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18033 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18034 * testsuite/lib/target-supports.exp: Add
18035 check_effective_target_fortran_integer_16.
18037 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18039 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18040 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18041 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18042 (TARGET_RETURN_IN_MEMORY): Define.
18044 2008-05-15 Richard Guenther <rguenther@suse.de>
18046 PR middle-end/36244
18047 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18048 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18049 represent unmodifiable vars.
18051 2008-05-15 Richard Guenther <rguenther@suse.de>
18053 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18054 INDIRECT_REF and TARGET_MEM_REF.
18055 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18058 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18059 H.J. Lu <hongjiu.lu@intel.com>
18061 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18062 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18063 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18064 insn alternatives. Add missing alternatives.
18065 (*vec_concatv2di_rex64_sse4_1): Likewise.
18066 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18067 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18068 Require TARGET_SSE.
18070 2008-05-15 Richard Guenther <rguenther@suse.de>
18072 PR tree-optimization/36009
18073 PR tree-optimization/36204
18074 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18075 (determine_invariantness_stmt): Record the loop a store is
18076 always executed in.
18077 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18080 2008-05-15 Richard Guenther <rguenther@suse.de>
18082 PR tree-optimization/34330
18083 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18084 through the pointer will alias the SMT.
18086 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18088 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18090 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18092 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18094 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18095 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18097 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18098 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18099 (vashl_optab): New optab for vector/vector shifts.
18100 (vashr_optab): Ditto.
18101 (vlshr_optab): Ditto.
18102 (vrotl_optab): Ditto.
18103 (vrotr_optab): Ditto.
18104 (optab_subtype): New enum for optab_for_tree_code call.
18105 (optab_for_tree_code): Add enum optab_subtype argument.
18107 * optabs.c (optab_for_tree_code): Take an additional argument to
18108 distinguish between a vector shift by a scalar and vector shift by
18109 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18110 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18111 vector shift by a vector.
18112 (expand_widen_pattern_expr): Pass additional argument to
18113 optab_for_tree_code.
18115 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18116 vrotl_optab, vrotr_optab.
18118 * expr.c (expand_expr_real_1): Update calls to
18119 optab_for_tree_code to distinguish between vector shifted by a
18120 scalar and vector shifted by a vector.
18121 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18122 (supportable_narrowing_operation): Ditto.
18123 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18124 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18125 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18126 (vect_create_epilog_for_reduction): Ditto.
18127 (vectorizable_reduction): Ditto.
18128 (vectorizable_operation): Ditto.
18129 (vect_strided_store_supported): Ditto.
18130 (vect_strided_load_supported): Ditto.
18131 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18132 * expmed.c (expand_shift): Ditto.
18134 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18136 (ashr@var{m}3): Ditto.
18137 (vashl@var{m}3): Document new vector/vector shift standard name.
18138 (vashr@var{m}3): Ditto.
18139 (vlshr@var{m}3): Ditto.
18140 (vrotl@var{m}3): Ditto.
18141 (vrotr@var{m}3): Ditto.
18143 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18144 (PPERM_INVERT): Ditto.
18145 (PPERM_REVERSE): Ditto.
18146 (PPERM_REV_INV): Ditto.
18147 (PPERM_ZERO): Ditto.
18148 (PPERM_ONES): Ditto.
18149 (PPERM_SIGN): Ditto.
18150 (PPERM_INV_SIGN): Ditto.
18151 (PPERM_SRC1): Ditto.
18152 (PPERM_SRC2): Ditto.
18154 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18155 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18156 allows a memory operand to be the value being added, and split it
18157 to improve vectorization.
18158 (sse5_pmacsdqh_mem): Ditto.
18159 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18160 (sse5_mulv2div2di3_high): Ditto.
18161 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18162 (vec_pack_trunc_v4si): Ditto.
18163 (vec_pack_trunc_v2di): Ditto.
18164 (sse5_pcmov_<mode>): Remove code that tried to use use
18165 andps/andnps instead of pcmov.
18166 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18167 pmacsdqh instructions.
18168 (vec_widen_smult_lo_v4si): Ditto.
18170 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18171 (PPERM_INVERT): Ditto.
18172 (PPERM_REVERSE): Ditto.
18173 (PPERM_REV_INV): Ditto.
18174 (PPERM_ZERO): Ditto.
18175 (PPERM_ONES): Ditto.
18176 (PPERM_SIGN): Ditto.
18177 (PPERM_INV_SIGN): Ditto.
18178 (PPERM_SRC1): Ditto.
18179 (PPERM_SRC2): Ditto.
18180 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18182 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18184 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18185 says ignore whether the last reference is a memory operand.
18187 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18188 Paolo Bonzini <bonzini at gnu dot org>
18190 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18193 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18194 (vlshr<mode>3): Rename from vlshr<mode>3.
18195 (vashr<mode>3): Rename from vashr<mode>3.
18196 (mulv4sf3): Change the names of vector shift patterns.
18200 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18203 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18228 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18229 (floatunssidf2_internal): Change vector/vector shift names.
18230 (floatunsdidf2_internal): Ditto.
18237 (vashl<mode>3): Rename from ashl<mode>3.
18238 (vashr<mode>3): Rename from ashr<mode>3.
18239 (vlshr<mode>3): Rename from lshr<mode>3.
18240 (vrotl<mode>3): Rename from rotl<mode>3.
18242 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18245 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18246 multiply gives the wrong value when doing widening multiplies.
18247 (vec_widen_smult_lo_v4si): Ditto.
18249 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18251 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18252 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18253 emit_library_call_value.
18254 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18255 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18256 * calls.c (initialize_argument_information, precompute_arguments,
18257 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18258 (precompute_arguments): Removed flags parameter.
18259 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18261 2008-05-14 Richard Guenther <rguenther@suse.de>
18263 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18264 Make sure to register the store if the use is a PHI_NODE.
18266 2008-05-14 Olivier Hainque <hainque@adacore.com>
18268 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18269 memory if the component is to be referenced in BLKmode according
18270 to get_inner_reference.
18272 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18274 * calls.c (emit_library_call_value_1): Restore code clearing
18275 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18277 2008-05-14 Olivier Hainque <hainque@adacore.com>
18278 Nicolas Roche <roche@adacore.com>
18280 * configure.ac: Add support for a "gcc_subdir" variable in
18281 config-lang.in, to denote a subdirectory where the language/GCC
18282 integration files are to be found.
18283 * configure: Regenerate.
18285 2008-05-14 Ira Rosen <irar@il.ibm.com>
18287 PR tree-optimization/36098
18288 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18289 value for the first load in the group in case of a gap.
18290 (vect_build_slp_tree): Check that there are no gaps in loads.
18292 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18294 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18295 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18296 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18297 emit_insn and remove unneeded code to construct extra args.
18298 (emit_no_conflict_block): Removed.
18299 * optabls.h: (emit_no_conflict_block): Removed.
18300 * cse.c (cse_extended_basic_block): Remove search for
18301 REG_NO_CONFLICT note.
18302 * global.c: Removed incorrect comment added in revision 117.
18303 * expr.c (convert_move): Change call to emit_no_conflict_block to
18305 * recog.c: Change comments so that they do not mention
18307 * local_alloc.c (combine_regs): Removed last parameter.
18308 (no_conflict_p): Removed.
18309 (block_alloc): Removed note, no_conflict_combined_regno and set
18310 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18311 (combine_regs): Removed already_dead and code to look for
18312 REG_NO_CONFLICT notes.
18313 * lower_subreg (remove_retval_note): Removed code to look for
18314 REG_NO_CONFLICT block.
18315 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18316 (resolve_clobber): Remove code to process libcalls that have
18317 REG_NO_CONFLICT notes.
18318 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18320 * combine.c (can_combine_p, distribute_notes): Removed
18321 REG_NO_CONFLICT case.
18322 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18324 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18325 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18327 * reg-notes.def (NO_CONFLICT): Removed.
18329 2008-05-14 David S. Miller <davem@davemloft.net>
18331 * config/sparc/sparc.c (sparc_profile_hook): If
18332 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18333 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18334 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18336 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18338 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18340 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18343 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18344 and op1 expansion before vector concat to have less live pseudos.
18346 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18348 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18349 ix86_expand_vector_set if supported.
18351 2008-05-13 Diego Novillo <dnovillo@google.com>
18352 Kenneth Zadeck <zadeck@naturalbridge.com>
18354 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18356 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18357 phinodes_print_statistics, init_ssanames, fini_ssanames,
18358 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18359 release_ssa_name, release_defs, replace_ssa_name_symbol,
18360 ssanames_print_statistics): Move ...
18361 * tree-flow.h: ... here.
18362 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18363 Use FN instead of cfun.
18364 (make_ssa_name_fn): Rename from make_ssa_name.
18365 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18366 * tree-flow-inline.h (make_ssa_name): Move from
18367 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18368 * omp-low.c (expand_omp_parallel):
18369 * tree-flow-inline.h (redirect_edge_var_map_result):
18370 * tree-ssa.c (init_tree_ssa): Add argument FN.
18371 Use it instead of cfun. Update all users.
18373 2008-05-13 Tom Tromey <tromey@redhat.com>
18375 PR preprocessor/22168:
18376 * doc/cpp.texi (Top): Update menu.
18377 (Alternatives to Wrapper #ifndef): New node.
18378 (Other Directives): Document deprecation.
18379 (Obsolete Features): Remove menu.
18380 (Assertions): Merge node into Obsolete Features.
18381 (Obsolete once-only headers): Move earlier; rename to Alternatives
18382 to Wrapper #ifndef.
18383 * doc/cppopts.texi: Update.
18384 * c.opt (Wdeprecated): Enable for C and ObjC.
18385 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18386 (C++ Dialect Options): Move -Wno-deprecated from here to...
18387 (Warning Options): ... here.
18389 2008-05-13 Richard Guenther <rguenther@suse.de>
18391 PR middle-end/36227
18392 * fold-const.c (fold_sign_changed_comparison): Do not allow
18393 changes in pointer-ness.
18395 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18398 * config/sh/sh.c (sh_expand_prologue): Don't clear
18399 RTX_FRAME_RELATED_P for push insns.
18401 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18403 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18405 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18407 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18408 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18409 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18411 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18413 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18414 (*vec_concatv4sf_sse): This.
18415 (*sse2_concatv2si): Renamed to ...
18416 (*vec_concatv2si_sse2): This.
18417 (*sse1_concatv2si): Renamed to ...
18418 (*vec_concatv2si_sse): This.
18419 (*vec_concatv2di_rex): Renamed to ...
18420 (*vec_concatv2di_rex64): This.
18421 (*vec_concatv2si_sse4_1): New.
18422 (*vec_concatv2di_rex64_sse4_1): Likewise.
18424 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18426 PR rtl-optimization/36111
18427 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18428 that was created for swappable operands.
18430 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18433 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18434 * configure.ac: Add call to ACX_PROG_GNAT.
18436 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18438 * optc-gen.awk: Fix comment typo.
18440 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18442 * pretty-print.c (pp_integer_with_precision): Use
18443 HOST_LONG_LONG_FORMAT.
18445 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18447 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18449 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18451 * config/i386/i386.c (bdesc_ptest): Removed.
18452 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18453 (bdesc_args): Add __builtin_ia32_ptestz128,
18454 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18455 (ix86_init_mmx_sse_builtins): Updated.
18456 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18457 (ix86_expand_builtin): Updated.
18459 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18461 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18462 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18464 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18466 * value-prof.c (interesting_stringop_to_profile): Do not
18467 return early for BUILT_IN_MEMPCPY.
18469 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18471 * calls.c (expand_call): Don't use callgraph to increase
18472 preferred_stack_boundary.
18474 * cgraph.h (cgraph_rtl_info): Use unsigned on
18475 preferred_incoming_stack_boundary.
18477 * final.c (rest_of_clean_state): Use unsigned on
18478 preferred_stack_boundary.
18480 2008-05-09 Tom Tromey <tromey@redhat.com>
18482 PR preprocessor/22231:
18483 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18486 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18488 PR tree-optimization/36129
18489 * tree-ssa-ccp.c: Include value-prof.h.
18490 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18491 built-in function was folded to a constant.
18492 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18494 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18495 Sebastian Pop <sebastian.pop@amd.com>
18497 * tree-scalar-evolution.c: Document instantiate_scev.
18498 (instantiate_parameters_1): Renamed instantiate_scev_1.
18499 Don't use the same loop for instantiation_loop and evolution_loop.
18500 (instantiate_scev): New.
18501 (instantiate_parameters): Moved...
18502 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18503 same loop twice. Maintains the semantics for this function.
18504 * tree-scalar-evolution.h (instantiate_scev): Declare.
18505 (instantiate_parameters): ...here. Now static inline.
18506 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18507 instead of resolve_mixers.
18509 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18511 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18513 2008-05-09 Tomas Bily <tbily@suse.cz>
18515 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18516 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18517 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18518 * c-common.c (c_common_truthvalue_conversion): Likewise.
18519 * tree-object-size.c (compute_object_offset): Likewise.
18520 * tree-inline.c (estimate_num_insns_1): Likewise.
18521 * varasm.c (const_hash_1, compare_constant, copy_constant)
18522 (compute_reloc_for_constant, output_addressed_constants)
18523 (initializer_constant_valid_p): Likewise.
18524 * c-omp.c (check_omp_for_incr_expr): Likewise.
18525 * gimplify.c (gimplify_expr): Likewise.
18526 * c-typeck.c (c_finish_return): Likewise.
18527 * tree-vectorizer.c (supportable_widening_operation)
18528 (supportable_narrowing_operation): Likewise.
18529 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18530 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18531 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18532 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18533 (descr_info_loc): Likewise.
18534 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18535 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18536 (fold_unary): Likewise.
18537 * builtins.c (get_pointer_alignment): Likewise.
18538 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18539 (instantiate_parameters_1): Likewise.
18540 * tree.c (expr_align, stabilize_reference): Likewise.
18541 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18542 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18543 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18544 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18545 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18546 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18548 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18549 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18550 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18551 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18552 (forward_propagate_comparison)
18553 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18554 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18555 * emit-rtl.c (component_ref_for_mem_expr)
18556 (set_mem_attributes_minus_bitpos): Likewise.
18557 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18558 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18560 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18561 (build_function_call, pointer_diff, build_compound_expr)
18562 (c_finish_return): Likewise.
18563 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18564 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18566 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18567 * expr.c (is_aligning_offset): Likewise.
18568 * tree-ssa-alias.c (is_escape_site): Likewise.
18569 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18570 (check_all_va_list_escapes): Likewise.
18571 * tree-ssa-loop-ivopts.c (determine_base_object)
18572 (determine_common_wider_type): Likewise.
18573 * dojump.c (do_jump): Likewise.
18574 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18575 * tree-gimple.c (is_gimple_cast): Likewise.
18576 * fold-const.c (decode_field_reference, )
18577 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18578 (fold_binary): Likewise.
18579 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18580 (already_warned_in_frontend_p): Likewise.
18581 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18582 * tree.c (really_constant_p, get_unwidened): Likewise.
18583 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18584 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18585 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18587 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18589 (CONVERT_EXPR_P): Define.
18590 (CASE_CONVERT): Define.
18592 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18594 PR middle-end/36117
18595 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18596 (delete_unmarked_insns): When deleting a call, call
18597 delete_unreachable_blocks.
18598 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18599 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18601 2008-05-08 Richard Guenther <rguenther@suse.de>
18603 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18604 (-ftree-salias): Likewise.
18605 (salias-max-implicit-fields): Remove param documentation.
18606 (salias-max-array-elements): Likewise.
18607 * tree-pass.h (pass_create_structure_vars): Remove.
18608 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18609 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18610 * tree-ssa-alias.c (create_structure_vars): Remove.
18611 (gate_structure_vars): Likewise.
18612 (pass_create_structure_vars): Likewise.
18613 (gate_build_alias): Likewise.
18614 (pass_build_alias): Adjust to run always and dump the function.
18615 * common.opt (ftree-salias): Hide.
18616 * passes.c (init_optimization_passes): Remove
18617 pass_create_structure_vars, adjust comment.
18618 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18619 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18620 * opts.c (decode_options): Do not set flag_tree_salias.
18621 (common_handle_option): Add OPT_ftree_salias to the backward
18622 compatibility section.
18624 2008-05-08 Richard Guenther <rguenther@suse.de>
18626 * tree-flow-inline.h (var_can_have_subvars): Move ...
18627 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18628 * tree-flow.h (var_can_have_subvars): Remove.
18629 (push_fields_onto_fieldstack): Remove.
18630 (sort_fieldstack): Likewise.
18631 (struct fieldoff): Move ...
18632 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18633 alias_set and base_for_components fields.
18634 (sort_fieldstack): Make static.
18635 (push_fields_onto_fieldstack): Likewise. Remove code that
18636 handles anything but RECORD_TYPEs. Remove alias_set and
18637 base_for_components handling.
18638 (create_variable_info_for): Adjust.
18640 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18642 * common.opt (Wframe-larger-than=): Shorten the help message
18644 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18646 2008-05-08 Rafael Espíndola <espindola@google.com>
18648 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18650 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18651 trap and that both operands are gimple values.
18652 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18653 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18656 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18658 * read-rtl.c (join_c_conditions): Return the first string if the
18659 two strings are equal.
18661 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18663 * gensupport.h (pred_data): Add a "num_codes" field.
18664 (add_predicate_code): Declare.
18665 * gensupport.c (add_predicate_code): New function.
18666 (std_pred_table): Add an "allows_const_p" field.
18667 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18668 Remove the (incomplete) list of such codes from the codes field.
18669 (init_predicate_table): Use add_predicate_code. Add all
18670 RTX_CONST_OBJs if allows_const_p is true.
18671 * genrecog.c (process_define_predicate): Use add_predicate_code.
18673 2008-05-08 David Daney <ddaney@avtrex.com>
18674 Richard Sandiford <rsandifo@nildram.co.uk>
18676 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18677 special case of constant zero operands.
18678 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18679 old and new values. Special case constant zero values.
18680 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18682 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18683 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18685 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18688 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18689 similar RTX_CONST_OBJ before CONST_INT.
18691 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18693 * stmt.c (expand_stack_restore): Change sa mode if needed.
18695 2008-05-08 Richard Guenther <rguenther@suse.de>
18697 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18698 return type to bool.
18699 (ix86_sol10_return_in_memory): Likewise.
18700 (ix86_i386elf_return_in_memory): Likewise.
18701 (ix86_i386interix_return_in_memory): Likewise.
18702 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18703 (ix86_sol10_return_in_memory): Likewise.
18704 (ix86_i386elf_return_in_memory): Likewise.
18705 (ix86_i386interix_return_in_memory): Likewise.
18707 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18710 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18712 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18713 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18716 2008-05-08 Richard Guenther <rguenther@suse.de>
18718 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18719 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18720 (DR_SUBVARS): Remove.
18721 * tree-dfa.c (dump_subvars_for): Remove.
18722 (debug_subvars_for): Likewise.
18723 (dump_variable): Do not dump subvars.
18724 (remove_referenced_var): Do not remove subvars.
18725 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18726 (lookup_subvars_for_var): Remove.
18727 (get_subvars_for_var): Likewise.
18728 (get_subvars_at): Likewise.
18729 (get_first_overlapping_subvar): Likewise.
18730 (overlap_subvar): Likewise.
18731 * tree-flow.h (subvar_t): Remove.
18732 (struct var_ann_d): Remove subvars field.
18733 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18734 argument. Remove special handling of SFTs.
18735 (compute_tag_properties): Likewise.
18736 (set_initial_properties): Likewise.
18737 (compute_call_clobbered): Likewise.
18738 (count_mem_refs): Likewise.
18739 (compute_memory_partitions): Likewise.
18740 (compute_flow_insensitive_aliasing): Likewise.
18741 (setup_pointers_and_addressables): Likewise.
18742 (new_type_alias): Likewise.
18743 (struct used_part): Remove.
18744 (used_portions): Likewise.
18745 (struct used_part_map): Likewise.
18746 (used_part_map_eq): Likewise.
18747 (used_part_map_hash): Likewise.
18748 (free_used_part_map): Likewise.
18749 (up_lookup): Likewise.
18750 (up_insert): Likewise.
18751 (get_or_create_used_part_for): Likewise.
18752 (create_sft): Likewise.
18753 (create_overlap_variables_for): Likewise.
18754 (find_used_portions): Likewise.
18755 (create_structure_vars): Likewise.
18756 * tree.def (STRUCT_FIELD_TAG): Remove.
18757 * tree.h (MTAG_P): Adjust.
18758 (struct tree_memory_tag): Remove base_for_components and
18759 unpartitionable flags.
18760 (struct tree_struct_field_tag): Remove.
18761 (SFT_PARENT_VAR): Likewise.
18762 (SFT_OFFSET): Likewise.
18763 (SFT_SIZE): Likewise.
18764 (SFT_NONADDRESSABLE_P): Likewise.
18765 (SFT_ALIAS_SET): Likewise.
18766 (SFT_UNPARTITIONABLE_P): Likewise.
18767 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18768 (union tree_node): Remove sft field.
18769 * alias.c (get_alias_set): Remove special handling of SFTs.
18770 * print-tree.c (print_node): Remove handling of SFTs.
18771 * tree-dump.c (dequeue_and_dump): Likewise.
18772 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18773 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18774 * tree-predcom.c (set_alias_info): Do not set subvars.
18775 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18776 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18777 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18778 (add_vars_for_offset): Remove.
18779 (add_virtual_operand): Remove special handling of SFTs.
18780 (add_call_clobber_ops): Likewise.
18781 (add_call_read_ops): Likewise.
18782 (get_asm_expr_operands): Likewise.
18783 (get_modify_stmt_operands): Likewise.
18784 (get_expr_operands): Likewise.
18785 (add_to_addressable_set): Likewise.
18786 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18787 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18788 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18789 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18790 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18791 (tree_node_structure): Likewise.
18792 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18794 (find_what_p_points_to): Likewise.
18796 2008-05-08 Sa Liu <saliu@de.ibm.com>
18798 * config/spu/spu.md: Fixed subti3 pattern.
18800 2008-05-08 Richard Guenther <rguenther@suse.de>
18802 PR middle-end/36154
18803 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18804 sure to create a representative for trailing arrays for PTA.
18806 2008-05-08 Richard Guenther <rguenther@suse.de>
18808 PR middle-end/36172
18809 * fold-const.c (operand_equal_p): Two objects which types
18810 differ in pointerness are not equal.
18812 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18814 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18815 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18816 (emit_library_call_value_1): Add new variable fndecl initialized by
18817 NULL_TREE. It should be the decl type of orgfun, but this information
18818 seems not to be available here, so it uses the default calling abi.
18819 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18820 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18821 by TARGET_RETURN_IN_MEMORY.
18822 * config/i386/i386-interix.h: Likewise.
18823 * config/i386/i386.h: Likewise.
18824 * config/i386/i386elf.h: Likewise.
18825 * config/i386/ptx4-i.h: Likewise.
18826 * config/i386/sol2-10.h: Likewise.
18827 * config/i386/sysv4.h: Likewise.
18828 * config/i386/vx-common.h: Likewise.
18829 * config/cris/cris.h: Removed #if 0 clause.
18830 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18831 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18833 (ix86_sol10_return_in_memory): Likewise.
18834 (ix86_i386elf_return_in_memory): New.
18835 (ix86_i386interix_return_in_memory): New.
18836 * config/mt/mt-protos.h (mt_return_in_memory): New.
18837 * config/mt/mt.c: Likewise.
18838 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18839 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18840 * config/bfin/bfin.h: Likewise.
18841 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18843 * config/bfin/bfin.c: Likewise.
18844 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18845 * config/alpha/unicosmk.h: Likewise.
18846 * config/i386/cygming.h: Likewise.
18847 * config/iq2000/iq2000.h: Likewise.
18848 * config/mips/mips.h: Likewise.
18849 * config/mn10300/mn10300.h: Likewise.
18850 * config/rs6000/rs6000.h: Likewise.
18851 * config/score/score.h: Likewise.
18852 * config/spu/spu.h: Likewise.
18853 * config/v850/v850.h: Likewise.
18854 * defaults.h: Likewise.
18855 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18856 * expr.c (emit_block_move): Adjust use of
18857 OUTGOING_REG_PARM_STACK_SPACE.
18858 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18859 OUTGOING_REG_PARM_STACK_SPACE.
18860 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18862 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18864 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18865 on OMP_RETURN for OMP_FOR.
18868 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18869 (fortran_common): New function.
18870 (gen_variable_die): Call fortran_common instead of common_check,
18871 adjust for it returning tree instead of rtx. Formatting.
18873 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18877 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18878 * c-decl.c (merge_decls): Ditto.
18879 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18880 to RTL_CONST_OR_PURE_CALL_P.
18881 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18882 Initialized DECL_LOOPING_CONST_PURE.
18883 (process_call_operands): Set tree_side_effects properly.
18884 * tree.h (TREE_READONLY_DECL_P): Removed.
18885 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18886 (DECL_LOOPING_OR_CONST_P): New macro.
18887 (struct tree_function_decl): Added looping_const_or_pure_p.
18888 (ECF_*) Renumbered.
18889 (ECF_LOOPING_OR_CONST_P): New macro.
18890 * rtlanal.c (pure_const_p): Removed.
18891 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18892 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18893 to RTL_CONST_CALL_P.
18894 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18895 (check_decl, check_tree, check_call, scan_function): Initialize
18897 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18898 (static_execute): Set looping true for recursive functions.
18899 Undo setting state to IPA_NEITHER for recursive functions.
18900 * cse.c (cse_insn):
18901 * ifcvt.c (noce_can_store_speculate_p): Changed
18902 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18903 RTL_CONST_OR_PURE_CALL_P.
18904 * dse.c (scan_insn): Ditto.
18905 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18906 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18907 RTL_CONST_OR_PURE_CALL_P.
18908 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18909 pure_call_p to RTL_CONST_CALL_P.
18910 * gimplify.c (gimplify_call_expr): Clear side effects for
18911 non-looping pure and constant calls.
18912 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18913 (flags_from_decl_or_type): Set ecf flags from decl flags.
18914 (initialize_argument_information): Turn off
18915 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18916 Change const to pure if callee_copies is true rather than just
18918 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18919 way of marking pure calls.
18920 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18921 Remove hack that was supposed to fix pr7335 and remove old
18922 way of marking pure calls.
18923 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18924 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18925 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18926 RTL_CONST_OR_PURE_CALL_P.
18927 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18928 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18929 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18930 * sched-deps.c (schedule_analyze): Ditto.
18931 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18932 return_val field of calls to represent pure and const function info.
18933 (CONST_OR_PURE_CALL_P): Deleted macro.
18934 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18935 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18936 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18938 * tree-optimize.c (execute_fixup_cfg): Added test for
18939 ECF_LOOPING_CONST_OR_PURE.
18940 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18942 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18943 effects for looping pure or const calls.
18944 (verify_gimple_expr): Added verification code.
18945 * config/alpha/alpha.c (alpha_legitimize_address,
18946 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18948 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18949 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18950 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18951 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18952 RTL_CONST_OR_PURE_CALL_P.
18953 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18954 and const calls to be deleted.
18956 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18959 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18960 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18961 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18962 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18963 to handle nonimmediate operands.
18964 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18965 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18966 to handle nonimmediate operands.
18967 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18968 (mmx_pmulhrwv4hi3): New expander. Use
18969 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18970 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18971 (sse2_umulv1siv1di3): New expander. Use
18972 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18973 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18974 (mmx_eq<mode>3): New expander. Use
18975 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18976 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18977 (mmx_uavgv8qi3): New expander. Use
18978 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18979 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18980 (mmx_uavgv4hi3): New expander. Use
18981 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18983 * config/i386/sse.md
18984 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18985 to handle nonimmediate operands.
18986 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18987 to handle nonimmediate operands.
18988 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18989 to handle nonimmediate operands.
18990 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18991 to handle nonimmediate operands.
18992 (sse2_unpckhpd_exp): New expander. Use
18993 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18994 (sse2_unpcklpd_exp): New expander. Use
18995 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18996 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18997 to handle nonimmediate operands.
18998 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18999 to handle nonimmediate operands.
19000 (*sse2_<plusminus_insn><mode>3): Rename from
19001 sse2_<plusminus_insn><mode>3 insn pattern.
19002 (sse2_<plusminus_insn><mode>3): New expander. Use
19003 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19004 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19005 (sse2_umulv2siv2di3): New expander. Use
19006 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19007 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19008 (sse4_1_mulv2siv2di3): New expander. Use
19009 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19010 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19011 (sse2_pmaddwd): New expander. Use
19012 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19013 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19014 (sse2_eq<mode>3): New expander. Use
19015 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19016 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19017 (sse4_1_eqv2di3): New expander. Use
19018 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19019 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19020 (sse2_uavgv16qi3): New expander. Use
19021 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19022 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19023 (sse2_uavgv16qi3): New expander. Use
19024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19025 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19026 (sse2_uavgv8hi3): New expander. Use
19027 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19028 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19029 (ssse3_pmulhrswv8hi3): New expander. Use
19030 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19031 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19032 (ssse3_pmulhrswv4hi3): New expander. Use
19033 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19035 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19036 (<sse>_vmmul<mode>3): Ditto.
19037 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19039 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19040 (ssse3_pmaddubsw): Ditto.
19042 * config/i386/i386.c (struct_builtin_description)
19043 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19044 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19045 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19046 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19047 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19048 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19049 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19050 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19051 (ix86_fixup_binary_operands): Assert that src1
19052 and src2 must have the same mode when swapped.
19053 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19054 and ix86_binary_operator_ok. Do not force operands in registers
19057 2008-05-07 Jan Hubicka <jh@suse.cz>
19059 * cgraph.c (dump_cgraph_node): Update.
19060 * cgraph.h (cgraph_local_info): Break out inline summary.
19061 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19063 * ipa-inline (inline_summary): New accestor function.
19064 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19065 cgraph_decide_inlining, compute_inline_parameters): Update.
19066 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19068 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19070 Cleanup ColdFire scheduling support and add V4 pipeline model.
19072 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19073 (define_attr cpu): Add cfv4 value.
19074 (define_attr type, define_attr type1): Merge into a single 'type'
19075 attribute. Update all uses.
19076 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19077 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19079 (define_attr opx_mem, define_attr opy_mem): Remove.
19080 (define_attr op_mem): Clean up, update comment.
19081 (define_attr size): Use specific values instead of general int.
19082 (define_attr guess, define_attr split): Remove. Update all uses.
19083 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19084 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19085 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19086 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19087 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19088 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19089 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19090 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19091 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19092 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19093 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19094 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19095 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19096 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19097 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19098 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19099 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19100 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19101 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19102 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19103 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19104 Update or set attributes.
19105 (stack_tie): New fake instruction.
19107 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19108 (m68k_sched_attr_size): Update declaration.
19109 (m68k_sched_attr_type2): Remove.
19110 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19111 Declare new bypass predicates.
19113 * config/m68k/m68k.c (m68k_sched_issue_rate,
19114 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19116 (TARGET_SCHED_ISSUE_RATE,
19117 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19118 (override_options): Handle scheduling for ColdFire V4 core.
19119 (m68k_expand_prologue): Emit stack_tie.
19120 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19121 'OP_TYPE_FPN'. Update all uses.
19122 (sched_guess_p): Remove.
19123 (sched_address_type): Handle symbolic addresses.
19124 (sched_get_operand): New static function.
19125 (sched_operand_type): Merge into sched_attr_op_type.
19126 (sched_attr_op_type): Handle FP registers, handle quick constants,
19128 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19129 (m68k_sched_attr_size): Update. Move logic to ...
19130 (sched_get_attr_size_int): New static function.
19131 (sched_get_opxy_mem_type): New static function.
19132 (m68k_sched_attr_op_mem): Update.
19133 (m68k_sched_attr_type2): Remove.
19134 (sched_cfv4_bypass_data): New static variable.
19135 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19136 (m68k_sched_issue_rate): Implement scheduler hook.
19137 (struct _sched_ib: enabled_p): New field.
19138 (m68k_sched_variable_issue): Update. Handle V4.
19139 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19140 sched_dump_class_func_t, sched_dump_split_class,
19141 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19142 sched_dump_dfa_class, m68k_sched_dump): Remove.
19143 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19145 (m68k_sched_init_global): Remove statisctics dumping, introduce
19146 sanity check that all instructions have pipeline reservations. Handle
19148 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19149 Handle ColdFire V4 core.
19150 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19151 New static functions.
19152 (m68k_sched_address_bypass_p): New bypass predicate.
19153 (sched_get_indexed_address_scale): New static function.
19154 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19156 * cf.md: Update comments.
19157 (define_attr type2): Remove. Use 'type' attribute instead.
19159 (cf_ib): Rename to cfv123_ib. Update all uses.
19160 (cf_oep): Rename to cfv123_oep. Update all uses.
19161 (cf_chr): Rename to cfv123_chr. Update all uses.
19162 (cf_mem): Rename to cfv123_mem. Update all uses.
19163 (cf_mac): Move to more appropriate place.
19164 (cfv123_guess): New automaton and cpu_unit.
19165 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19166 Update uses of 'size' attribute. Handle before reload scheduling.
19167 (cfv123_guess): New dummy reservation for unhandled instructions.
19168 (cfv4_*): Pipeline description of ColdFire V4 core.
19169 (ignore): New reservation to handle 'ignore' type.
19171 2008-05-07 Ian Lance Taylor <iant@google.com>
19173 PR middle-end/36013
19174 * gimplify.c (find_single_pointer_decl_1): Don't look through
19176 (find_single_pointer_decl): Adjust comments.
19178 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19180 PR middle-end/36137
19181 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19182 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19184 PR middle-end/36106
19185 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19186 integral type rather than floating point, then VIEW_CONVERT_EXPR
19187 to the floating point type.
19189 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19191 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19192 TFmode op0 to register.
19194 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19196 * c-decl.c (grokdeclarator): Comment typo.
19198 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19200 * tree-flow.h: Remove prototype for computed_goto_p.
19201 * tree-cfg.c (computed_goto_p): Make static.
19203 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19206 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19207 (contains_aligned_value_p): This. Handle _Decimal128.
19208 (ix86_function_arg_boundary): Only align _Decimal128 to its
19209 natural boundary and handle it properly.
19211 2008-05-06 Martin Jambor <mjambor@suse.cz>
19213 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19214 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19215 (ipcp_method_set_orig_node): Removed.
19216 (ipcp_cval_get_cvalue_type): Removed.
19217 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19218 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19219 (ipcp_cval_set_cvalue_type): Removed.
19220 (ipcp_cval_get_cvalue): Removed.
19221 (ipcp_cval_set_cvalue): Removed.
19222 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19223 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19224 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19225 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19226 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19227 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19228 (ipcp_get_ith_lattice): Changed parameters.
19229 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19230 (ipcp_lattice_from_jfunc): Changed parameters.
19231 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19232 (ipcp_method_cval_print): Added temporary variable info.
19233 (ipcp_redirect): Removed already unused local variable caller.
19234 (ipcp_redirect): New temporary variable orig_callee_info
19235 (ipcp_redirect): Removed newly unused local variable callee.
19236 (ipcp_redirect): Removed (a bit confusing) local variable type.
19237 (ipcp_insert_stage): Added local variable info.
19238 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19240 (ipcp_formal_create): Removed.
19241 (ipcp_method_cval_set): Removed.
19242 (ipcp_propagate_stage): Renamed lattice variables.
19243 (ipcp_method_cval_set_cvalue_type): Removed.
19244 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19245 (ipcp_print_all_lattices): Changed printed strings to refer to
19246 lattices rather than cvals.
19247 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19248 (ipcp_propagate_const): Changed formal parameters.
19249 (build_const_val): Changed formal parameters.
19250 (ipcp_insert_stage): Removed useless variable cvalue
19251 (build_const_val): Changed formal parameters.
19252 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19253 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19254 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19255 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19256 (ipcp_print_func_profile_counts): Changed string from "method" to
19258 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19259 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19260 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19261 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19262 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19263 (ipcp_lat_is_const): Changed parameters and made inline.
19264 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19265 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19266 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19267 the predicate condition directly
19268 (ipcp_propagate_stage): Added local variable args. Removed local
19269 variable callee. (Both are mere code simplifications.)
19270 (ipcp_method_dont_insert_const): Renamed to
19271 ipcp_node_not_modifiable_p.
19272 (ipcp_node_not_modifiable_p): Made inline.
19273 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19274 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19275 (ipcp_print_all_lattices): Removed variable cvalue
19276 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19279 2008-05-06 Olivier Hainque <hainque@adacore.com>
19281 * tree-sra.c (try_instantiate_multiple_fields): Early return
19282 if field has POINTER_TYPE.
19284 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19286 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19287 by using 'q' specifier for instruction.
19288 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19290 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19292 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19293 Change mode of zero_extract from QImode to HImode.
19294 (sign bit tests peepholes): (Ditto.).
19296 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19298 * config/i386/mmx.md: Remove double backslashes from asm templates.
19299 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19300 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19301 to handle nonimmediate operands.
19302 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19303 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19304 to handle nonimmediate operands.
19305 (*mmx_<code>v2sf3_finite): New insn pattern.
19306 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19307 (mmx_<code>v2sf3): New expander. Use
19308 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19309 (mmx_<plusminus_insn><mode>3): New expander. Use
19310 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19311 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19312 (mmx_add<mode>3): Removed.
19313 (mmx_ssadd<mode>3): Ditto.
19314 (mmx_usadd<mode>3): Ditto.
19315 (mmx_sub<mode>3): Ditto.
19316 (mmx_sssub<mode>3): Ditto.
19317 (mmx_ussub<mode>3): Ditto.
19318 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19319 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19320 to handle nonimmediate operands.
19321 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19323 (mmx_smulv4hi3_highpart): New expander. Use
19324 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19325 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19327 (mmx_umulv4hi3_highpart): New expander. Use
19328 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19329 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19330 (mmx_<code>v4hi3): New expander. Use
19331 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19332 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19333 (mmx_<code>v8qi3): New expander. Use
19334 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19335 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19336 (mmx_<code><mode>3): New expander. Use
19337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19339 2008-05-05 Jan Hubicka <jh@suse.cz>
19341 PR tree-optimization/36118
19342 * passes.c (pass_init_dump_file): Fix dump header.
19344 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19346 PR middle-end/36141
19347 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19348 VCE for function decls.
19350 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19352 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19354 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19356 * config/i386/i386.md (sat_plusminus): New.
19357 (plusminus_insn): Likewise.
19358 (plusminus_mnemonic): Likewise.
19360 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19361 (*<addsub><mode>3_cc_overflow): Renamed to ...
19362 (*<plusminus_insn><mode>3_cc_overflow): This.
19363 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19364 (*<plusminus_insn>si3_zext_cc_overflow): This.
19366 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19367 (<plusminus_insn><mode>3): This.
19368 (*<addsub><mode>3): Renamed to ...
19369 (*<plusminus_insn><mode>3): This.
19370 (<sse>_vm<addsub><mode>3): Renamed to ...
19371 (<sse>_vm<plusminus_insn><mode>3): This.
19372 (sse3_h<addsub>v4sf3): Renamed to ...
19373 (sse3_h<plusminus_insn>v4sf3): This.
19374 (sse3_h<addsub>v2df3): Renamed to ...
19375 (sse3_h<plusminus_insn>v2df3): This.
19376 (<plusminus_insn><mode>3): New.
19377 (*<plusminus_insn><mode>3): Likewise.
19378 (sse2_<plusminus_insn><mode>3): Likewise.
19379 (add<mode>): Removed.
19380 (*add<mode>3): Likewise.
19381 (sse2_ssadd<mode>3): Likewise.
19382 (sse2_usadd<mode>3): Likewise.
19383 (sub<mode>3): Likewise.
19384 (*sub<mode>3): Likewise.
19385 (sse2_sssub<mode>3): Likewise.
19386 (sse2_ussub<mode>3): Likewise.
19388 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19390 * gthr-single.h: Add in required interface elements as per gthr.h.
19391 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19392 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19393 Generalize UNUSED macro.
19394 (__gthread_once): Add.
19395 (__gthread_key_create): Add.
19396 (__gthread_key_delete): Add.
19397 (__gthread_getspecific): Add.
19398 (__gthread_setspecific): Add.
19400 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19402 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19403 the same size types for the indirect reference on the rhs, then
19406 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19408 * config/i386/i386.md
19409 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19410 one insn template instead of template series.
19411 (*xordi_1_rex64): Ditto.
19412 (*xordi_2_rex64): Ditto.
19414 2008-05-05 Ira Rosen <irar@il.ibm.com>
19416 PR tree-optimization/36119
19417 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19420 2008-06-04 Jan Hubicka <jh@suse.cz>
19422 tree-optimization/36100
19423 * tree-pass.h (pass_O0_always_inline): Declare.
19424 * ipa-inline.c (inline_transform): Remove dead code.
19425 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19426 pass_O0_always_inline): New.
19427 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19429 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19431 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19432 mnemonic in this_param move for TARGET_64BIT.
19434 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19436 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19437 (*strmovsi_rex_1): Ditto.
19438 (*strsetsi_1): Ditto.
19439 (*strsetsi_rex_1): Ditto.
19441 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19442 adddicc expanders using SWI mode iterator.
19444 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19447 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19450 2008-05-04 David S. Miller <davem@davemloft.net>
19452 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19453 (sparc*-*-linux*): Use linux.h in tm_file.
19454 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19455 compiler defaulting to 32-bit.
19456 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19458 * config/sparc/linux.h: Remove definitions now obtained
19459 properly from linux.h
19460 * config/sparc/linux64.h: Likewise.
19461 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19462 don't want this setting for 32-bit builds in a biarch compiler.
19463 * doc/install.texi: Add sparc-linux to list of targets
19464 supporting --enable-targets=all.
19466 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19468 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19470 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19472 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19473 after V4SI_FTYPE_V8HI.
19474 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19475 case V4SI_FTYPE_V2DF.
19477 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19479 * doc/invoke.texi (max-flow-memory-locations): Removed.
19480 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19482 2008-05-03 Richard Guenther <rguenther@suse.de>
19484 PR middle-end/34973
19485 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19487 2008-05-02 David S. Miller <davem@davemloft.net>
19489 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19491 2008-05-02 Simon Baldwin <simonb@google.com>
19494 * c-common.h (warn_array_subscript_range): Removed.
19495 * c-common.c (warn_array_subscript_range): Ditto.
19496 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19497 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19499 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19501 * config/i386/i386.c (ix86_special_builtin_type): New.
19502 (bdesc_special_args): Likewise.
19503 (ix86_expand_special_args_builtin): Likewise.
19504 (ix86_init_mmx_sse_builtins): Updated.
19505 (ix86_expand_builtin): Updated.
19506 (ix86_expand_store_builtin): Removed.
19507 (ix86_expand_unop_builtin): Likewise.
19509 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19510 * config/i386/mmintrin.h (__v2sf): Here.
19512 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19514 (_mm_loadl_pi): Likewise.
19515 (_mm_storeh_pi): Replace __v2si with __v2sf.
19516 (_mm_storel_pi): Likewise.
19518 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19519 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19520 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19521 __builtin_ia32_loadlpd.
19523 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19525 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19526 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19527 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19528 (ix86_init_mmx_sse_builtins): Updated.
19529 (ix86_expand_args_builtin): Likewise.
19530 (ix86_expand_builtin): Likewise.
19531 (ix86_expand_unop1_builtin): Renamed to ...
19532 (ix86_expand_unop_vec_merge_builtin): This.
19534 2008-05-01 Jan Hubicka <jh@suse.cz>
19537 * ipa-inline.c (inline_generate_summary): Make static.
19538 (inline_transform): Do not call inlining at -O0; make static.
19539 * passes.c (execute_todo): Add sanity check.
19540 (execute_one_ipa_transform_pass): Execute proper flags.
19542 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19544 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19545 (DECL_NONADDRESSABLE_P): Likewise.
19546 * alias.c (record_component_aliases): Fix comment.
19548 2008-05-01 Simon Baldwin <simonb@google.com>
19550 * c-common.h (warn_array_subscript_range): New function.
19551 * c-common.c (warn_array_subscript_range): Ditto.
19552 * tree-vrp.c (check_array_ref): Corrected code to agree with
19553 comment, ignoring only arrays of size 0 or size 1.
19554 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19556 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19558 * config/i386/i386.c (ix86_builtin_type): Replace
19559 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19560 (bdesc_args): Updated.
19561 (ix86_init_mmx_sse_builtins): Likewise.
19562 (ix86_expand_args_builtin): Likewise.
19564 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19567 * doc/extend.texi: Correct __builtin_ia32_palignr.
19569 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19572 * config/i386/i386.c (bdesc_crc32): Removed.
19573 (ix86_expand_crc32): Likewise.
19574 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19575 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19576 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19577 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19578 UINT_FTYPE_UINT_UCHAR.
19579 (bdesc_args): Updated. Add crc32 builtins.
19580 (ix86_init_mmx_sse_builtins): Updated.
19581 (ix86_expand_args_builtin): Updated to support subreg.
19583 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19585 2008-05-01 Jan Hubicka <jh@suse.cz>
19587 * tree-pass.h (opt_pass): Add IPA_PASS.
19588 (varpool_node, cgraph_node): Forward declare.
19589 (ipa_opt_pass): Define.
19590 (pass_ipa_inline): Turn into ipa_opt_pass.
19591 (pass_apply_inline): Remove.
19592 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19593 (apply_inline): Turn into ....
19594 (inline_transform): ... this one.
19595 (inline_generate_summary): New function.
19596 (pass_apply_inline): Remove.
19597 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19599 (struct function): Add ipa_transforms_to_apply.
19600 * passes.c (register_one_dump_file): Work on IPA_PASS.
19601 (init_optimization_passes): Remove pass_inline_parameters and
19603 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19604 (execute_one_pass) ... here; apply transforms when possible.
19605 (add_ipa_transform_pass, execute_ipa_summary_asses,
19606 execute_one_ipa_transform_pass): New.
19607 (execute_ipa_pass_list): Update for IPA_PASS type.
19609 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19611 * config/i386/i386.c (ix86_builtin_type): Add
19612 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19613 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19614 (bdesc_args): Add SSE4a builtins.
19615 (ix86_init_mmx_sse_builtins): Updated.
19616 (ix86_expand_args_builtin): Likewise.
19617 (ix86_expand_builtin): Likewise.
19619 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19621 * config/i386/i386.c (ix86_builtin_type): Add
19622 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19623 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19624 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19625 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19626 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19627 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19628 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19629 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19630 and DI_FTYPE_DI_DI_INT.
19631 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19632 (ix86_init_mmx_sse_builtins): Updated.
19633 (ix86_expand_args_builtin): Likewise.
19634 (ix86_expand_builtin): Likewise.
19635 (ix86_expand_binop_imm_builtin): Removed.
19637 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19639 2008-04-30 Richard Guenther <rguenther@suse.de>
19641 PR tree-optimization/32921
19642 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19644 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19646 * config/arm/arm.c (arm_unwind_emit): Use
19647 crtl->all_throwers_are_sibcalls instead of
19648 cfun->all_throwers_are_sibcalls.
19649 (arm_output_fn_unwind): Likewise.
19650 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19651 instead of cfun->uses_pic_offset_table.
19652 (frv_expand_prologue): Likewise.
19653 (frv_frame_pointer_required): Likewise.
19654 (frv_expand_fdpic_call): Likewise.
19655 (frv_emit_movsi): Likewise.
19656 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19657 cfun->returns_pcc_struct instead of
19658 current_function_returns_pcc_struct.
19659 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19660 instead of cfun->calls_eh_return.
19661 (m32c_pushm_popm): Likewise.
19662 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19663 "extern" declaration.
19665 2008-04-30 Richard Guenther <rguenther@suse.de>
19667 PR tree-optimization/21636
19668 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19670 (evaluate_stmt): Print the likely value.
19671 (ccp_visit_stmt): Avoid excessive vertical spacing.
19673 2008-04-30 Rafael Espíndola <espindola@google.com>
19675 * builtins.c (fold_call_expr): Return realret.
19676 * tree-ssa-threadedge.c
19677 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19678 __builtin_object_size.
19680 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19682 * gcc.c (wrapper_string): New variable.
19683 (insert_wrapper): New function.
19684 (execute): New option -wrapper.
19685 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19687 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19689 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19690 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19691 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19693 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19694 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19695 config/rs6000/e500crtres64gprctr.asm,
19696 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19697 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19698 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19699 config/rs6000/e500crtsav64gprctr.asm,
19700 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19701 config/rs6000/e500crtsavg64gprctr.asm: New files.
19702 * config/rs6000/t-ppccomm: Add build rules for new files.
19703 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19704 * config/rs6000/t-netbsd: Add build rules for new files.
19705 (LIB2FUNCS_STATIC_EXTRA): New variable.
19706 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19707 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19708 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19710 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19712 * config/i386/i386.c (ix86_builtin_type): Add
19713 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19714 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19715 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19716 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19717 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19718 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19719 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19720 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19721 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19722 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19723 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19724 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19725 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19726 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19727 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19728 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19729 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19730 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19731 V1DI_FTYPE_V2SI_V2SI.
19732 (bdesc_2arg): Moved to ...
19733 (bdesc_args): Here.
19734 (ix86_init_mmx_sse_builtins): Updated.
19735 (ix86_expand_args_builtin): Updated. Take a pointer
19736 to const struct builtin_description. Handle comparison
19738 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19739 (ix86_expand_builtin): Updated.
19741 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19742 (ssse3_pmaddubsw128): This.
19743 (ssse3_pmaddubswv4hi3): Renamed to ...
19744 (ssse3_pmaddubsw): This.
19746 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19747 (__builtin_ia32_packssdw128): Likewise.
19748 (__builtin_ia32_packuswb128): Likewise.
19749 (__builtin_ia32_pmaddubsw): Likewise.
19750 (__builtin_ia32_pmaddubsw128): Likewise.
19752 2008-04-30 Richard Guenther <rguenther@suse.de>
19754 PR tree-optimization/14847
19755 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19756 (recognize_bits_test): Use it.
19757 (recognize_single_bit_test): Likewise.
19759 2008-04-30 Martin Jambor <mjambor@suse.cz>
19761 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19762 instead of setting number of formal parameters to zero.
19763 (ipcp_init_stage): Do not set the number of actual parameters to zero
19765 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19766 which are called with variable number of arguments.
19767 (ipcp_insert_stage): Explicitely skipping all nodes which are
19768 called with variable number of arguments.
19769 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19770 number of parameters.
19772 * ipa-prop.h (struct ipa_node_params): Added flag
19773 called_with_var_arguments
19774 (ipa_set_param_count): Added. Changed sole setter to use it.
19775 (ipa_get_param_count): Added. All readers of param_count
19776 converted to use it instead.
19777 (ipa_set_called_with_variable_arg): Added.
19778 (ipa_is_called_with_var_arguments): Added.
19779 (ipa_get_ith_param): Added. All readers of param_decls converted
19781 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19783 (ipa_get_cs_argument_count): Added, all readers of argument_count
19785 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19788 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19789 (struct ipcp_lattice): Renamed cval_type to type
19790 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19792 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19793 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19794 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19795 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19796 (build_const_val): Changed the type of parameter cvalue to tree
19797 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19798 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19800 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19803 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19804 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19805 (ipa_add_method): Renamed to ipa_push_func_to_list
19806 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19807 (ipa_callsite_param_count): Removed.
19808 (ipa_callsite_param_count_set): Removed.
19809 (ipa_callsite_param): Removed.
19810 (ipa_callsite_callee): Removed.
19811 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19812 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19813 (ipa_method_formal_count): Removed.
19814 (ipa_method_formal_count_set): Removed.
19815 (ipa_method_get_tree): Removed.
19816 (ipa_method_tree_map_create): Removed.
19817 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19818 (ipa_create_param_decls_array): Creates the array itself
19819 (ipa_create_param_decls_array): Temporary variable info instead of
19820 a few dereferences.
19821 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19822 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19823 (get_type): Removed.
19824 (ipa_jf_get_info_type): Removed.
19825 (ipa_node_create): Renamed to ipa_create_node_params
19826 (ipa_free): Renamed to ipa_free_all_node_params
19827 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19828 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19829 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19830 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19831 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19832 ipa_free_all_edge_args
19833 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19834 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19835 (ipa_create_methodlist_node): Removed.
19836 (ipa_methodlist_method): Removed.
19837 (ipa_methodlist_method_set): Removed.
19838 (ipa_methodlist_next_method): Removed.
19839 (ipa_methodlist_next_method_set): Removed.
19840 (ipa_method_is_modified): Removed.
19841 (ipa_method_modify_create): Removed.
19842 (ipa_method_modify_init): Temporary variable info instead of a few
19844 (ipa_detect_param_modifications): Temporary variable info instead of
19845 a few dereferences.
19846 (ipa_compute_jump_functions): Temporary variable info instead of
19847 a few dereferences.
19848 (ipa_method_modify_set): Removed.
19849 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19850 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19851 than craph_node as the first parameter.
19852 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19853 (ipa_method_modify_init): Removed.
19854 (ipa_compute_jump_functions): Added a temp variable instead of
19855 repeatadly dereferencing the cgraph_edge.aux pointer
19856 (ipa_callsite_param_set_type): Removed.
19857 (ipa_compute_jump_functions): i renamed to index and moved to
19859 (ipa_callsite_param_set_info_type_formal): Removed.
19860 (ipa_callsite_param_set_info_type): Removed.
19861 (ipa_callsite_param_map_create): Removed.
19862 (ipa_callsite_tree): Removed.
19863 (ipa_callsite_caller): Removed.
19864 (ipa_pop_func_from_list): return_method removed to return_func
19866 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19867 prefixed all values with IPA_. Changed all users.
19868 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19869 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19870 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19871 (union parameter_info): Renamed to jump_func_value.
19872 (union jump_func_value): Renamed value to constant
19873 (struct ipa_jump_func): Renamed info_type to value
19874 (struct ipa_node): Renamed to ipa_node_params
19875 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19876 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19877 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19878 (struct ipa_edge): Renamed to ipa_edge_args
19879 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19880 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19881 (struct ipa_methodlist): Renamed to ipa_func_list
19882 (struct ipa_func_list): method_p renamed to node, next_method
19884 (ipa_methodlist_p): Removed, switched all users to struct pointer
19885 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19887 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19889 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19890 (rs6000_emit_epilogue): Use backchain to restore only when we
19891 have a large frame. Make use of frame pointer to restore if we
19892 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19894 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19896 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19897 Add mode to zero_extract.
19898 (sign bit tests peepholes): (Ditto.).
19900 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19902 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19903 Instructions in comments with SSE3.
19904 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19905 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19906 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19907 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19908 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19909 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19910 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19911 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19912 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19913 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19914 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19915 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19916 (bdesc_sse_args): Renamed to ...
19917 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19918 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19919 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19920 IX86_BUILTIN_FABSQ.
19921 (bdesc_1arg): Moved to ...
19922 (bdesc_args): Here.
19923 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19924 Instructions in comments with SSE3.
19925 (ix86_expand_sse_operands_builtin): Renamed to ...
19926 (ix86_expand_args_builtin): This. Updated.
19927 (ix86_expand_unop1_builtin): Update comments.
19928 (ix86_expand_builtin): Updated.
19930 2008-04-29 Richard Guenther <rguenther@suse.de>
19932 PR tree-optimization/36078
19933 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19934 Update virtual SSA form after cleaning up the CFG.
19936 2008-04-29 Richard Guenther <rguenther@suse.de>
19938 PR middle-end/15255
19939 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19941 2008-04-29 Richard Guenther <rguenther@suse.de>
19943 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19944 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19945 (compute_flow_insensitive_aliasing): Do not treat
19946 PTR_IS_REF_ALL pointers special.
19947 (get_smt_for): Likewise.
19948 (may_alias_p): Re-structure.
19949 (is_escape_site): A ref-all pointer conversion is not an escape site.
19950 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19951 PTR_IS_REF_ALL pointers special.
19952 * tree-ssa-structalias.h (struct alias_info): Remove
19953 ref_all_symbol_mem_tag field.
19954 (PTR_IS_REF_ALL): Remove.
19956 2008-04-29 Richard Guenther <rguenther@suse.de>
19958 PR middle-end/36077
19959 * fold-const.c (extract_muldiv_1): In combining division constants
19960 make sure to never overflow.
19962 2008-04-29 Nick Clifton <nickc@redhat.com>
19964 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19966 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19969 * optc-gen.awk: Work around HP-UX/IA awk bug.
19971 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19973 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19976 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19979 * config/i386/i386.md
19980 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19981 Change operand 1 predicate to nonimmediate_operand.
19983 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19986 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19988 * gengtype.c (walk_type, write_func_for_structure): Handle
19990 * doc/gty.texi: Document chain_circular.
19992 2008-04-28 Richard Guenther <rguenther@suse.de>
19994 PR tree-optimization/36066
19995 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19998 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20001 * config/i386/i386.md
20002 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20003 Use match_scratch instead of match_operand for operands 3 and 4.
20005 2008-04-27 Richard Guenther <rguenther@suse.de>
20007 PR tree-optimization/18754
20008 PR tree-optimization/34223
20009 * tree-pass.h (pass_complete_unrolli): Declare.
20010 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20011 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20012 Rewrite loop into loop closed SSA form if it is not already.
20013 (tree_unroll_loops_completely): Re-structure to iterate over
20014 innermost loops with intermediate CFG cleanups.
20015 Unroll outermost loops only if requested or the code does not grow
20017 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20018 loops are available.
20019 (tree_vectorize): Instead do so here.
20020 (tree_complete_unroll): Also unroll outermost loops.
20021 (tree_complete_unroll_inner): New function.
20022 (gate_tree_complete_unroll_inner): Likewise.
20023 (pass_complete_unrolli): New pass.
20024 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20025 uses outside of the loop.
20026 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20027 form if it is available.
20028 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20029 * passes.c (init_optimization_passes): Schedule complete inner
20030 loop unrolling pass before the first CCP pass after final inlining.
20032 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20034 * targhooks.h (default_emutls_var_fields,
20035 default_emutls_var_init): Declare.
20036 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20037 * target.h (struct gcc_target): Add struct emutls member.
20038 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20039 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20040 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20041 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20042 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20043 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20044 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20045 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20046 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20047 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20048 emit debug information.
20049 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20050 * varasm.c: Include targhooks.h.
20051 (emutls_object_section, emutls_tmpl_section): New.
20052 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20053 (EMUTLS_SEPARATOR): New.
20054 (prefix_name): New.
20055 (get_emutls_object_name): New.
20056 (default_emutls_var_fields): New, broken out of ...
20057 (get_emutls_object_type): ... here. Adjust to use target hooks.
20058 (get_emutls_init_templ_addr): Adjust to use target hooks.
20059 (emutls_decl): Adjust to use target hooks.
20060 (emutls_finish): Likewise.
20061 (default_emutls_var_init): New, broken out of ...
20062 (assemble_variable): ... here. Adjust to use target hooks.
20063 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20064 SECCAT_EMUTLS_TMPL.
20065 * c-common.c (handle_section_attribute): Prevent overriding
20066 sections for emulated tls with special sections.
20067 * config/i386/i386.c (x86_64_elf_select_section): Add
20068 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20069 (x86_64_elf_unique_section): Likewise.
20070 * config/vxworks.c: Include tree.h.
20071 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20072 (vxworks_override_options): Set TLS scheme.
20073 * doc/tm.texi (Emulated TLS): New node.
20075 2008-04-26 Simon Baldwin <simonb@google.com>
20078 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20079 with propagated string constants.
20081 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20083 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20084 constraint for operand 2 when operand 0 is memory operand.
20085 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20086 operand 0 is memory operand.
20087 (fix_trunc<mode>_i387_with_temp): Ditto.
20088 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20089 operand 2 when operand 1 is memory operand.
20090 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20091 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20092 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20093 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20094 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20095 operands 2,3 and 4 when operand 1 is memory operand.
20096 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20098 (fistdi2_floor_with_temp): Ditto.
20099 (fist<mode>2_floor_with_temp): Ditto.
20100 (fistdi2_ceil_with_temp): Ditto.
20101 (fist<mode>2_ceil_with_temp): Ditto.
20102 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20104 2008-04-26 David Daney <ddaney@avtrex.com>
20106 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20108 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20109 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20110 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20111 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20112 (compare_and_swap_12): New insn.
20113 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20114 * config/mips/mips.c (mips_force_binary): New function.
20115 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20116 (mips_expand_compare_and_swap_12): New function.
20117 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20119 2008-04-25 Jan Hubicka <jh@suse.cz>
20122 * cfgexpand.c (pass_expand): Turn into RTL pass.
20123 * passes.c (execute_one_pass): Do pass typechecking after execution.
20124 * tree-pass.h (pass_expand): Turn into RTL pass.
20126 * function.h (struct rtl_data): Move here fields
20127 accesses_prior_frames, calls_eh_return, saves_all_registers,
20128 has_nonlocal_goto, has_asm_statement, is_thunk,
20129 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20130 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20131 arg_pointer_save_area_init from struct function; turn into bool.
20132 (struct function): Move
20133 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20134 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20135 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20136 tail_call_emit, arg_pointer_save_area_init
20137 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20138 (current_function_returns_struct, current_function_returns_pcc_struct,
20139 current_function_calls_setjmp, current_function_calls_alloca,
20140 current_function_accesses_prior_frames,
20141 current_function_calls_eh_return, current_function_is_thunk,
20142 current_function_stdarg, current_function_profile,
20143 current_function_limit_stack, current_function_uses_pic_offset_table,
20144 current_function_uses_const_pool, current_function_has_nonlocal_label,
20145 current_function_saves_all_registers,
20146 current_function_has_nonlocal_goto,
20147 current_function_has_asm_statement): Remove accesor macros.
20148 * ra-conflict.c (global_conflicts): Update.
20149 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20150 (suitable_for_tail_call_opt_p): Update.
20151 * builtins.c (expand_builtin_return_addr): Update.
20152 (expand_builtin_setjmp_setup): Update.
20153 (expand_builtin_nonlocal_goto): Update.
20154 * final.c (final_start_function): Update.
20155 (profile_function): Update.
20156 (leaf_function_p): Update.
20157 (only_leaf_regs_used): Update.
20158 * df-scan.c (df_get_exit_block_use_set): Update.
20159 * dojump.c (clear_pending_stack_adjust): Update.
20160 * tree-stdarg.c (gate_optimize_stdarg): Update.
20161 * gimple-low.c (lower_function_body): Update.
20162 * global.c (compute_regsets): Update.
20163 (global_alloc): Update.
20164 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20165 * expr.c (expand_assignment): Update.
20166 * dse.c (dse_step0): Update.
20167 (dse_step1): Update.
20168 * c-decl.c (store_parm_decls): Update.
20169 * local-alloc.c (combine_regs): Update.
20170 (find_free_reg): Update.
20171 * function.c (assign_parms_augmented_arg_list): Update.
20172 (assign_parm_find_data_types): Update.
20173 (assign_parms): Update.
20174 (allocate_struct_function): Update.
20175 (expand_function_start): Update.
20176 (expand_function_end): Update.
20177 (get_arg_pointer_save_area): Update.
20178 (thread_prologue_and_epilogue_insns): Update.
20179 (rest_of_match_asm_constraints): Update.
20180 * stor-layout.c (variable_size): Update.
20181 * gcse.c (gcse_main): Update.
20182 (bypass_jumps): Update.
20183 * gimplify.c (gimplify_function_tree): Update.
20184 * calls.c (emit_call_1): Update.
20185 (expand_call): Update.
20186 * bt-load.c (compute_defs_uses_and_gen): Update.
20187 * except.c (sjlj_assign_call_site_values): Update.
20188 (sjlj_emit_function_enter): Update.
20189 (can_throw_external): Update.
20190 (set_nothrow_function_flags): Update.
20191 (expand_builtin_unwind_init): Update.
20192 (expand_eh_return): Update.
20193 (convert_to_eh_region_ranges): Update.
20194 (output_function_exception_table): Update.
20195 * emit-rtl.c (gen_tmp_stack_mem): Update.
20196 * cfgexpand.c (expand_used_vars): Update.
20197 (tree_expand_cfg): Update.
20198 * cfgcleanup.c (rest_of_handle_jump): Update.
20199 * explow.c (allocate_dynamic_stack_space): Update.
20200 * varasm.c (assemble_start_function): Update.
20201 (force_const_mem): Update.
20202 (mark_constant_pool): Update.
20203 * tree-optimize.c (tree_rest_of_compilation): Update.
20204 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20205 * tree-cfg.c (notice_special_calls): Update.
20206 (is_ctrl_altering_stmt): Update.
20207 (tree_can_make_abnormal_goto): Update.
20208 (tree_purge_dead_abnormal_call_edges): Update.
20209 * config/alpha/predicates.md: Update.
20210 * config/alpha/alpha.c (alpha_sa_mask): Update.
20211 (alpha_sa_size): Update.
20212 (alpha_does_function_need_gp): Update.
20213 (alpha_expand_prologue): Update.
20214 (alpha_start_function): Update.
20215 (alpha_output_function_end_prologue): Update.
20216 (alpha_expand_epilogue): Update.
20217 * config/frv/frv.c (frv_stack_info): Update.
20218 (frv_expand_epilogue): Update.
20219 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20220 (s390_register_info): Update.
20221 (s390_frame_info): Update.
20222 (s390_init_frame_layout): Update.
20223 (s390_can_eliminate): Update.
20224 (save_gprs): Update.
20225 * config/spu/spu.c (spu_split_immediate): Update.
20226 (need_to_save_reg): Update.
20227 (spu_expand_prologue): Update.
20228 (spu_expand_epilogue): Update.
20229 * config/sparc/sparc.md: Update.
20230 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20231 (sparc_tls_got): Update.
20232 (legitimize_pic_address): Update.
20233 (sparc_emit_call_insn): Update.
20234 (sparc_expand_prologue): Update.
20235 (output_return): Update.
20236 (print_operand): Update.
20237 (sparc_function_ok_for_sibcall): Update.
20238 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20239 * config/m32r/m32r.md: Update.
20240 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20241 (m32r_compute_frame_size): Update.
20242 (m32r_expand_prologue): Update.
20243 (m32r_expand_epilogue): Update.
20244 (m32r_legitimize_pic_address): Update.
20245 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20246 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20247 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20248 (gen_push): Update.
20249 (ix86_save_reg): Update.
20250 (ix86_compute_frame_layout): Update.
20251 (ix86_expand_prologue): Update.
20252 (ix86_expand_epilogue): Update.
20253 * config/sh/sh.c (output_stack_adjust): Update.
20254 (calc_live_regs): Update.
20255 (sh5_schedule_saves): Update.
20256 (sh_expand_prologue): Update.
20257 (sh_expand_epilogue): Update.
20258 (sh_setup_incoming_varargs): Update.
20259 (sh_allocate_initial_value): Update.
20260 (sh_get_pr_initial_val): Update.
20261 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20262 * config/sh/sh.md (label:): Update.
20263 * config/avr/avr.c (out_movhi_mr_r): Update.
20264 * config/crx/crx.h (enum): Update.
20265 * config/xtensa/xtensa.h (along): Update.
20266 * config/stormy16/stormy16.c Update.
20267 (xstormy16_compute_stack_layout): Update.
20268 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20269 (fr30_expand_prologue): Update.
20270 * config/cris/cris.c (cris_conditional_register_usage): Update.
20271 (cris_reg_saved_in_regsave_area): Update.
20272 (cris_initial_frame_pointer_offset): Update.
20273 (cris_simple_epilogue): Update.
20274 (cris_expand_prologue): Update.
20275 (cris_expand_epilogue): Update.
20276 (cris_expand_pic_call_address): Update.
20277 (cris_asm_output_symbol_ref): Update.
20278 (cris_asm_output_label_ref): Update.
20279 * config/cris/cris.md Update.
20280 * config/iq2000/iq2000.c (compute_frame_size): Update.
20281 (iq2000_expand_epilogue): Update.
20282 * config/mt/mt.h (save_direction): Update.
20283 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20284 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20285 (ia64_secondary_reload_class): Update.
20286 * config/m68k/m68k.c (m68k_save_reg): Update.
20287 (m68k_expand_prologue): Update.
20288 (m68k_expand_epilogue): Update.
20289 (legitimize_pic_address): Update.
20290 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20291 (first_reg_to_save): Update.
20292 (first_altivec_reg_to_save): Update.
20293 (compute_vrsave_mask): Update.
20294 (compute_save_world_info): Update.
20295 (rs6000_stack_info): Update.
20296 (spe_func_has_64bit_regs_p): Update.
20297 (rs6000_ra_ever_killed): Update.
20298 (rs6000_emit_eh_reg_restore): Update.
20299 (rs6000_emit_allocate_stack): Update.
20300 (rs6000_emit_prologue): Update.
20301 (rs6000_emit_epilogue): Update.
20302 (rs6000_output_function_epilogue): Update.
20303 (output_profile_hook): Update.
20304 (rs6000_elf_declare_function_name): Update.
20305 * config/rs6000/rs6000.h (rs6000_args): Update.
20306 * config/rs6000/rs6000.md: Update.
20307 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20308 * config/arc/arc.c (arc_output_function_epilogue): Update.
20309 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20310 * config/darwin.c (machopic_function_base_name): Update.
20311 * config/score/score3.c (score3_compute_frame_size): Update.
20314 (score3_epilogue): Update.
20315 * config/score/score7.c (score7_compute_frame_size): Update.
20316 (score7_prologue): Update.
20317 (score7_epilogue): Update.
20318 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20319 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20320 * config/arm/arm.c (use_return_insn): Update.
20321 (require_pic_register): Update.
20322 (arm_load_pic_register): Update.
20323 (arm_compute_save_reg0_reg12_mask): Update.
20324 (arm_compute_save_reg_mask): Update.
20325 (thumb1_compute_save_reg_mask): Update.
20326 (output_return_instruction): Update.
20327 (arm_output_function_prologue): Update.
20328 (arm_output_epilogue): Update.
20329 (arm_get_frame_offsets): Update.
20330 (arm_expand_prologue): Update.
20331 (thumb_pushpop): Update.
20332 (thumb_exit): Update.
20333 (thumb1_expand_prologue): Update.
20334 (thumb1_expand_epilogue): Update.
20335 (arm_unwind_emit): Update.
20336 (arm_output_fn_unwind): Update.
20337 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20338 * config/arm/arm.md: Update.
20339 * config/pa/pa.md: Update.
20340 * config/pa/pa.c (legitimize_pic_address): Update.
20341 (compute_frame_size): Update.
20342 (hppa_expand_prologue): Update.
20343 (hppa_expand_epilogue): Update.
20344 (borx_reg_operand): Update.
20345 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20346 (HARD_REGNO_RENAME_OK): Update.
20347 * config/mips/mips.c (mips_global_pointer): Update.
20348 (mips_save_reg_p): Update.
20349 (mips_compute_frame_info): Update.
20350 (mips_frame_pointer_required): Update.
20351 (mips_expand_prologue): Update.
20352 (mips_expand_epilogue): Update.
20353 (mips_can_use_return_insn): Update.
20354 (mips_reorg_process_insns): Update.
20355 * config/v850/v850.c (compute_register_save_size): Update.
20356 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20357 * config/mmix/mmix.c (along): Update.
20358 (mmix_expand_epilogue): Update.
20359 * config/bfin/bfin.c (legitimize_pic_address): Update.
20360 (must_save_p): Update.
20361 (stack_frame_needed_p): Update.
20362 (add_to_reg): Update.
20363 (bfin_expand_prologue): Update.
20364 * stmt.c (expand_asm_operands): Update.
20365 * reload1.c (reload): Update.
20366 (init_elim_table): Update.
20368 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20370 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20372 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20374 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20375 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20376 (mov<mode>): Removed.
20377 (*movv4sf_internal): Likewise.
20378 (*movv2df_internal): Likewise.
20380 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20382 * config.gcc (crx-*-elf): Remove deprecation.
20384 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20386 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20387 __gcc_deregister_frame with atexit.
20388 (deregister_frame_dtor): Remove.
20390 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20391 Nathan Sidwell <nathan@codesourcery.com>
20393 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20395 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20396 (rs6000_isel): Likewise.
20397 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20398 (rs6000_isel): New variable.
20399 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20401 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20404 * c-common.c (handle_vector_size_attribute): Call
20405 lang_hooks.types.reconstruct_complex_type instead of
20406 reconstruct_complex_type.
20407 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20408 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20409 * langhooks.h (struct lang_hooks_for_types): Add
20410 reconstruct_complex_type hook.
20411 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20412 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20414 2008-04-24 Richard Guenther <rguenther@suse.de>
20416 * c-common.h (check_builtin_function_arguments): Declare.
20417 * c-common.c (validate_nargs): New function.
20418 (check_builtin_function_arguments): Likewise.
20419 * c-typeck.c (build_function_call): Call
20420 check_builtin_function_arguments.
20421 * builtins.c (fold_builtin_classify): Remove error reporting code.
20422 (fold_builtin_unordered_cmp): Likewise.
20423 (fold_builtin_1): Likewise.
20424 (fold_builtin_n): Likewise.
20426 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20428 PR tree-optimization/36008
20429 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20430 the original op1, rather than delta by step.
20432 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20433 Sebastian Pop <sebastian.pop@amd.com>
20435 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20436 eliminate_local_variables_stmt, eliminate_local_variables,
20437 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20438 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20439 of code delimited by two edges in the CFG.
20440 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20441 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20442 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20443 the case of parallelisation of reductions.
20444 (expr_invariant_in_region_p): New.
20446 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20447 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20449 2008-04-24 Ira Rosen <irar@il.ibm.com>
20450 Richard Guenther <rguenther@suse.de>
20452 PR tree-optimization/36034
20453 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20454 incapable of dealing with loads with gaps.
20456 2008-04-24 Rafael Espíndola <espindola@google.com>
20458 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20459 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20460 vrp_evaluate_conditional.
20461 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20462 (vrp_evaluate_conditional): Split the cond argument.
20463 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20464 (simplify_stmt_for_jump_threading): Update call to
20465 vrp_evaluate_conditional.
20467 2008-04-24 Ira Rosen <irar@il.ibm.com>
20469 PR tree-optimization/35982
20470 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20471 interleaved data-refs are of the same type.
20473 2008-04-24 Danny Smith <dannysmith@users.net>
20475 * c-format.c (check_format_info_main): Use strncmp rather than a
20476 magic prefix to handle multichar length specs.
20477 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20478 Don't prefix "I64" and "I32" with '\0'.
20480 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20483 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20484 in registers for -m32 only if stdarg_p (fntype).
20486 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20488 PR rtl-optimization/36006
20489 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20490 temp to op0 in order to avoid invalid rtx sharing.
20492 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20494 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20495 check TREE_INVARIANT.
20496 * tree-gimple.c (is_gimple_address): New.
20497 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20498 * tree-gimple.h (is_gimple_address): New.
20499 * tree.h (decl_address_invariant_p): New.
20500 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20501 (build_string): Likewise.
20502 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20503 (tree_invariant_p_1): Likewise.
20504 (save_expr): Use it.
20505 (tree_invariant_p): New.
20506 (skip_simple_arithmetic): Use it.
20507 (stabilize_reference_1): Use it.
20508 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20510 (build1_stat): Drop code to compute TREE_INVARIANT.
20511 (build2_stat): Drop code to compute TREE_INVARIANT.
20512 (build3_stat): Drop code to compute TREE_INVARIANT.
20513 (build4_stat): Drop code to compute TREE_INVARIANT.
20514 (build5_stat): Drop code to compute TREE_INVARIANT.
20515 (build7_stat): Drop code to compute TREE_INVARIANT.
20516 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20517 * tree.h (struct tree_base): Remove invariant_flag.
20518 (TREE_INVARIANT): Remove.
20519 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20520 (fold_builtin_expect): Check TREE_CONSTANT.
20521 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20522 * c-tree.h (c_expr_to_decl): Drop third parameter.
20523 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20524 (build_c_cast): Don't set TREE_INVARIANT.
20525 (pop_init_level): Don't set TREE_INVARIANT.
20526 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20527 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20529 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20530 (gimplify_addr_expr): Adjust comment.
20531 * tree-mudflap.c (mf_build_string):
20532 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20533 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20534 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20535 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20536 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20537 * langhooks.h (struct lang_hooks): Drop third parameter from
20540 2008-04-23 Richard Guenther <rguenther@suse.de>
20542 PR tree-optimization/27799
20543 PR tree-optimization/32921
20544 PR tree-optimization/32624
20545 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20546 SMTs aliases and the tag itself into the solution.
20547 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20548 merge the points-to solution back into the SMT aliases.
20549 (may_alias_p): Use alias_set_subset_of instead of
20550 aliases_conflict_p. A pointer which points to
20551 memory with alias set zero may access any variable.
20553 2008-04-23 Richard Guenther <rguenther@suse.de>
20555 * alias.c (alias_set_subset_of): Correctly handle asking
20556 if zero is a subset of an alias set with zero child.
20557 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20558 (compute_flow_insensitive_aliasing): Correctly walk all
20559 pointers. Do not unnecessarily union sets.
20561 2008-04-23 Richard Guenther <rguenther@suse.de>
20563 PR middle-end/36021
20564 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20566 2008-04-22 Tomas Bily <tbily@suse.cz>
20568 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20570 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20572 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20573 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20574 * tree-inline.c (estimate_num_insns_1): Likewise.
20575 * varasm.c (const_hash_1, compare_constant, copy_constant)
20576 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20577 * emit-rtl.c (component_ref_for_mem_expr)
20578 (set_mem_attributes_minus_bitpos): Likewise.
20579 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20580 (is_aligning_offset): Likewise.
20581 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20582 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20583 * dojump.c (do_jump): Likewise.
20584 * builtins.c (get_pointer_alignment, get_memory_rtx)
20585 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20586 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20588 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20590 PR rtl-optimization/36017
20591 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20592 expanding the library call.
20594 2008-04-22 Ian Lance Taylor <iant@google.com>
20596 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20597 than size_in_bytes.
20599 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20601 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20602 of LR/CTR moves for Power6.
20604 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20606 PR middle-end/36003
20607 * passes.c (init_optimization_passes): Remove
20608 pass_fast_rtl_byte_dce.
20610 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20613 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20614 builtin functions to generate faster code.
20615 (_mm_cvtpu16_ps): Ditto.
20616 (_mm_cvtpi32x2_ps): Ditto.
20618 2008-04-22 Nick Clifton <nickc@redhat.com>
20620 * common.opt (ftree-loop-distribution): Add Optimization
20623 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20624 (frv_expand_builtin_va_start): Likewise.
20626 * config/arm/arm.c (thumb_find_work_register): Fix location of
20627 argument register count.
20629 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20631 Support scheduling for ColdFire V1 and V3 microarchitecture.
20632 Improve scheduling of multiplication instructions.
20634 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20635 (mac): New instruction attribute.
20636 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20637 (m68k_sched_mac): New variable.
20638 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20639 Handle cfv1 and cfv3.
20640 (max_insn_size): New static variable.
20641 (struct _sched_ib): New type.
20642 (sched_ib): New static variable.
20643 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20644 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20645 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20647 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20648 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20649 new variables. Update.
20650 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20651 Add modeling of cfv3 instruction buffer. Update.
20652 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20653 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20654 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20655 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20656 a particular reservation applies to.
20657 (type2): Reorganize attribute values. Rename alu to alu_reg,
20658 alu_l to alu, move_l to omove. Join move to alu. Split mul
20659 to mul_l and mul_w.
20660 (cf_ib_*): Simplify description of instruction buffer.
20661 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20662 (cf_mem): Split into cf_mem1 and cf_mem2.
20663 (cf_v2_move_??): Rename to cfv12_alu_??.
20664 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20665 (cf_v2_mul_??): Remove reservations.
20666 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20667 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20668 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20670 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20671 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20672 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20673 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20674 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20675 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20676 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20677 expansions of the above reservations for instructions of sizes
20680 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20682 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20684 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20686 * coverage.c: Include tree-pass.h.
20687 (coverage_counter_alloc): Print da_file_name to the dump file.
20689 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20691 * sbitmap.c (sbitmap_range_empty_p): New function.
20692 * sbitmap.h (sbitmap_range_empty_p): New function.
20693 * bitmap.h: Now includes obstack.h.
20695 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20696 Kenneth Zadeck <zadeck@naturalbridge.com>
20698 * dbgcnt.def (ra_byte_scan): Added.
20699 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20700 when the last hit happens for a counter.
20701 * timevar.def (TV_DF_BYTE_LR): New variable.
20702 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20703 * passes.c (pass_fast_rtl_byte_dce): New pass.
20704 * fwprop.c (update_df): Added mode to call df_ref_create.
20705 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20706 DF_REF_EXTRACT_OFFSET.
20707 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20708 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20710 (df_ref_extract): Added mode field.
20711 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20712 DF_REF_EXTRACT_OFFSET.
20713 (DF_REF_EXTRACT_MODE): New macro.
20714 (df_byte_lr_bb_info): New structure.
20715 (df_print_byte_regset, df_compute_accessed_bytes,
20716 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20717 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20718 df_byte_lr_simulate_uses,
20719 df_byte_lr_simulate_artificial_refs_at_top,
20720 df_byte_lr_simulate_artificial_refs_at_end,
20721 df_compute_accessed_bytes): New function.
20722 (df_ref_create): Add parameter.
20723 (df_byte_lr_get_bb_info): New inline function.
20724 * df-scan.c (df_ref_record, df_uses_record,
20725 df_ref_create_structure): Added mode parameter.
20726 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20727 df_defs_record, df_uses_record, df_get_conditional_uses,
20728 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20729 df_entry_block_defs_collect, df_exit_block_uses_collect):
20730 Added mode parameter to calls to df_ref_record, df_uses_record,
20731 df_ref_create_structure.
20732 (df_ref_equal_p, df_ref_compare): Added test for modes.
20733 (df_ref_create_structure): Added code to set mode. Renamed
20734 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20735 DF_REF_EXTRACT_OFFSET.
20736 * df-core.c (df_print_byte_regset): New function.
20737 * df-byte-scan.c: New file.
20738 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20739 calls to BITMAP_FREE.
20740 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20741 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20742 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20743 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20744 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20745 df_byte_lr_local_compute, df_byte_lr_init,
20746 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20747 df_byte_lr_transfer_function, df_byte_lr_free,
20748 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20749 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20750 df_byte_lr_simulate_uses,
20751 df_byte_lr_simulate_artificial_refs_at_top,
20752 df_byte_lr_simulate_artificial_refs_at_end): New function.
20753 * dce.c (byte_dce_process_block): New function.
20754 (dce_process_block): au is now passed in rather than computed
20755 locally. Changed loops that look at artificial defs to not look
20756 for conditional or partial ones, because there never are any.
20757 (fast_dce): Now is able to drive byte_dce_process_block or
20758 dce_process_block depending on the kind of dce being done.
20759 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20760 (rest_of_handle_fast_byte_dce): New function.
20761 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20762 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20764 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20767 * gcc.h: Added fortran options that take arguments to
20768 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20771 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20773 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20774 scalarization if on the LHS and not a full access.
20776 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20778 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20780 2008-04-18 Rafael Espíndola <espindola@google.com>
20782 * tree-vrp.c (find_case_label_index): Fix the binary search.
20783 (find_case_label_range): New.
20784 (vrp_visit_switch_stmt): Use find_case_label_range.
20785 (simplify_switch_using_ranges): Use find_case_label_range.
20787 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20789 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20790 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20792 2008-04-18 Tom Tromey <tromey@redhat.com>
20795 * doc/cpp.texi (Implementation-defined behavior): Mention
20798 2008-04-18 Ian Lance Taylor <iant@google.com>
20800 * fold-const.c (pointer_may_wrap_p): New static function.
20801 (fold_comparison): Add another test for pointer overflow. Use
20802 pointer_may_wrap_p to disable some false positives.
20804 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20806 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20807 (fname_as_string): Match updated cpp_interpret_string prototype.
20808 (fix_string_type): Support char16_t* and char32_t*.
20809 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20810 derivative) nodes. Register as builtin if C++0x.
20811 (c_parse_error): Support CPP_CHAR{16,32}.
20812 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20813 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20814 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20815 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20816 CTI_CHAR32_ARRAY_TYPE>: New elements.
20817 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20818 char32_type_node, signed_char32_type_node, char16_array_type_node,
20819 char32_array_type_node): New defines.
20820 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20821 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20822 (lex_string): Support CPP_STRING{16,32}, match updated
20823 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20824 (lex_charconst): Support CPP_CHAR{16,32}.
20825 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20826 and CPP_STRING{16,32}.
20828 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20831 * aclocal.m4: Regenerate.
20832 * configure: Regenerate.
20834 2008-04-18 Jan Hubicka <jh@suse.cz>
20836 * except.c (dw2_size_of_call_site_table,
20837 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20839 * cgraphbuild.c (build_cgraph_edges): Update.
20840 * tree-pass.h: Update comment.
20841 * final.c (leaf_function_p): Update.
20842 (leaf_renumber_regs): Update.
20843 (rest_of_clean_state): Update.
20844 * omp-low.c (expand_omp_parallel): Update.
20845 * ipa-reference.c (analyze_function): Update.
20846 * reorg.c (find_end_label): Update.
20847 (optimize_skip): Update.
20848 (fill_simple_delay_slots): Update.
20849 (fill_simple_delay_slots): Update.
20850 (make_return_insns): Update.
20851 (dbr_schedule): Update.
20852 * gimple-low.c (record_vars_into): Update.
20853 * cfgbuild.c (make_edges): Update.
20854 * function.c (assign_stack_local): Update.
20855 (assign_parm_adjust_stack_rtl): Update.
20856 (locate_and_pad_parm): Update.
20857 (allocate_struct_function): Do not initialize stack_alignment_needed
20858 and preferred_stack_boundary here.
20859 (stack_protect_prologue): Update.
20860 (stack_protect_epilogue): Update.
20861 (expand_function_start): Initialize stack_alignment_needed,
20862 preferred_stack_boundary and max_jumptable_ents.
20863 (expand_function_end): Update.
20864 (free_after_compilation): Do not NULLify epilogue_delay_list.
20865 * function.h (struct rtl_data): Add stack_protect_guard,
20866 stack_alignment_needed,
20867 preferred_stack_boundary, epilogue_delay_list.
20868 (struct function): Remove value_histograms, stack_alignment_needed,
20869 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20871 unexpanded_var_list, stack_protect_guard.
20872 (current_function_epilogue_delay_list): Remove.
20873 * ipa-type-escape.c (analyze_function): Update.
20874 * gimplify.c (pop_gimplify_context): Update comment.
20875 * calls.c (expand_call): Update.
20876 (emit_library_call_value_1): Update.
20877 * except.c (set_nothrow_function_flags): Update.
20878 * cfgexpand.c (get_decl_align_unit): Update.
20879 (create_stack_guard): Update.
20880 (estimated_stack_frame_size): Update.
20881 (expand_used_vars): Update.
20882 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20883 * explow.c (allocate_dynamic_stack_space): Update.
20884 * tree-ssa-live.c (remove_unused_locals): Update.
20885 * varasm.c (mark_constant_pool): Update.
20886 * tree-inline.c (remap_decls): Update.
20887 (initialize_cfun): Update.
20888 (declare_return_variable): Update.
20889 (inline_forbidden_p): Update.
20890 (expand_call_inline): Update.
20891 (declare_inline_vars): Update.
20892 (tree_function_versioning): Update.
20893 * tree-flow.h (value_histograms): New.
20894 (VALUE_HISTOGRAMS): New macro.
20895 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20897 * tree-cfg.c (set_bb_for_stmt): Update.
20898 (replace_by_duplicate_decl): Update.
20899 (move_block_to_fn): Update.
20900 (new_label_mapper): Update.
20901 (dump_function_to_file): Update.
20902 * ipa-struct-reorg.c (build_data_structure): Update.
20903 * cfgrtl.c (print_rtl_with_bb): Update.
20904 * reload1.c (reload): Update.
20906 * config/i386/i386.c (setup_incoming_varargs_64,
20907 ix86_compute_frame_layout): Update.
20908 * config/arc/arc.c (arc_output_function_epilogue): Update.
20910 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20912 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20913 for FreeBSD as well.
20914 * gthr-posix95.h: Likewise.
20916 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20918 PR rtl-optimization/35838
20919 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20920 out the byte offset of the first subreg.
20922 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20924 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20925 to split_ti instead of three separate calls with single member arrays.
20926 (subti3 splitter): Ditto.
20927 (adddi3 splitter): Ditto with split_di.
20928 (subdi3 splitter): Ditto.
20929 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20930 two separate calls with single member arrays. Swap match_dup
20931 operands 1 and 2 to better fit into the array.
20932 (negdi2 splitter): Ditto with split_di.
20933 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20934 two separate calls with single member arrays. Swap match_dup operands
20935 6 and 7 to better fit into the array.
20937 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20939 * config/i386/i386.c (sse_builtin_type): New.
20940 (bdesc_sse_args): Likewise.
20941 (bdesc_sse_3arg): Removed.
20942 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20943 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20944 IX86_BUILTIN_ROUNDPS.
20945 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20946 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20947 IX86_BUILTIN_ROUNDPS.
20948 (ix86_expand_sse_4_operands_builtin): Removed.
20949 (ix86_expand_sse_operands_builtin): New.
20950 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20951 and CODE_FOR_sse4_1_roundps.
20952 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20953 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20955 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20958 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20959 regs before frame pop when needed. If use_backchain_to_restore_sp
20960 then load backchain into a temp reg to restore vr and vrsave. Add
20961 code to restore vr after frame pop if possible.
20963 2008-04-17 Richard Guenther <rguenther@suse.de>
20965 * tree-vn.c (expressions_equal_p): Do not check type
20966 equality or compatibility before calling operand_equal_p.
20967 * fold-const.c (operand_equal_p): Check equivalence of
20968 integer constants before bailing out due to signedness or
20969 precision differences.
20970 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20971 spurious differences in type qualification. Ignore types
20972 for COMPONENT_REFs at all.
20974 2008-04-17 Christian Bruel <christian.bruel@st.com>
20976 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20977 msw_skip comparison.
20979 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20982 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20985 PR tree-optimization/35899
20986 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20987 rather than TREE_OPERAND.
20989 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20992 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20993 temporary registers. Change operand predicate to general_operand.
20994 (remainderxf3): Ditto.
20996 2008-04-16 Richard Guenther <rguenther@suse.de>
20998 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20999 * tree-affine.c (aff_combination_expand): Look through some
21002 2008-04-15 Doug Kwan <dougkwan@google.com>
21004 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21006 * tree-pretty-print.c (dump_generic_node): Ditto.
21007 * final.c (output_addr_const): Ditto.
21008 * dwarf2out.c (output_cfi): Ditto.
21009 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21010 * print-rtl.c (print_rtx): Ditto.
21011 * print-tree.c (print_node_brief, print_node): Ditto.
21012 * c-common.c (match_case_to_enum_1): Ditto.
21013 * sched-vis.c (print_value): Ditto.
21014 * config/i386/i386.c (print_operand): Cast to long unsigned int
21017 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21018 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21019 MS Windows VirtualProtect function.
21021 2008-04-15 Jan Hubicka <jh@suse.cz>
21023 * gengtype.c (write_root): Param_is argument is OK.
21024 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21025 * function.h: Include varray.h
21026 (rtl_eh): New stucture based on except.c one.
21027 (call_site_record): New forward declaration and vector type.
21028 * calls.c (emit_call_1): Do not call
21029 note_current_region_may_contain_throw.
21030 * except.c (eh_status): Remove cur_region, try_region since they are
21032 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21033 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21034 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21035 Remove call_site_data_used, call_site_data_size.
21036 Turn call_site_record into vector in function.h.
21037 (note_current_region_may_contain_throw): Remove.
21038 (get_exception_pointer, get_exception_filter): Do not take struct
21039 function argument; update.
21040 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21041 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21042 build_post_landing_pads, dw2_build_landing_pads,
21043 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21044 sjlj_emit_function_enter, sjlj_emit_function_enter,
21045 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21046 sjlj_build_landing_pads, finish_eh_generation,
21047 remove_exception_handler_label, remove_eh_handler,
21048 maybe_remove_eh_handler, add_reachable_handler,
21049 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21050 add_action_record, collect_one_action_chain, add_call_site,
21051 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21052 sjlj_output_call_site_table, output_function_exception_table,
21053 * except.h (note_current_region_may_contain_throw): Remove
21054 (get_exception_pointer, get_exception_filter): Do not take struct
21056 * Makefile.in (GTFILES): Put varargs before struct function.
21058 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21060 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21061 punt for STRING_CST.
21062 (get_constraint_for): Deal with STRING_CST here instead.
21064 2008-04-15 Richard Guenther <rguenther@suse.de>
21066 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21067 statements in a basic-block with a backward walk. Do not
21068 substitute into dead statements but instead remove those.
21070 2008-04-15 Richard Guenther <rguenther@suse.de>
21072 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21073 to zero, thus disable creation of SFTs.
21075 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21077 * tree-predcom.c (suitable_reference_p): Return false if the
21078 reference can throw.
21080 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21083 * c-decl.c (finish_decl): If extern or static var has variable
21084 size, set TREE_TYPE (decl) to error_mark_node.
21086 2008-04-15 Rafael Espíndola <espindola@google.com>
21088 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21091 2008-04-15 Richard Guenther <rguenther@suse.de>
21093 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21094 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21095 (visit_reference_op_load): Do walk vuse-vdef chains on
21096 vn_reference_lookup.
21097 (visit_reference_op_store): But do not here.
21098 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21099 vn_reference_lookup.
21100 (vn_lookup_with_vuses): But do so here.
21102 2008-04-14 Ian Lance Taylor <iant@google.com>
21104 * fold-const.c (fold_overflow_warning): Remove assertion.
21106 2008-04-15 Ben Elliston <bje@au.ibm.com>
21108 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21109 temp1 local variables.
21111 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21114 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21115 ".text.unlikely" section as executable.
21117 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21119 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21120 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21121 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21122 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21123 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21124 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21125 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21127 2008-04-14 Ian Lance Taylor <iant@google.com>
21129 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21130 * fold-const.c (fold_comparison): If appropriate, test
21131 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21132 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21133 reassociating a pointer type.
21134 * doc/invoke.texi (Optimize Options): Document that
21135 -fstrict-overflow applies to pointer wraparound.
21137 2008-04-13 Jan Hubicka <jh@suse.cz>
21139 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21141 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21143 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21144 we are going to "save the world".
21146 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21148 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21149 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21150 operand 0 constraint, not "=".
21152 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21154 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21156 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21158 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21159 of size of positions_needed * CHAR_BIT.
21161 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21163 PR middle-end/35897
21164 * dse.c (store_info): Change positions_needed to unsigned
21166 (lowpart_bitmask): New.
21167 (record_store): Cast to unsigned HOST_WIDE_INT for
21168 positions_needed. Assert width <= size of positions_needed *
21169 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21170 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21171 lowpart_bitmask to set mask.
21173 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21175 * config/bfin/constraints.md: New file.
21176 * config/bfin/bfin.md: Include it.
21177 (adddi3): Use satisfies_constraint functions instead of the old macros.
21178 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21179 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21180 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21181 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21182 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21183 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21184 EXTRA_CONSTRAINT): Delete.
21185 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21186 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21188 * config/bfin/bfin.c: Include "tm-constrs.h".
21189 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21190 Use satisfies_constraint functions instead of the old macros.
21191 * doc/md.texi (Blackfin Constraints): Update file name reference.
21193 2008-04-11 Richard Guenther <rguenther@suse.de>
21195 PR tree-optimization/35869
21196 * tree-vrp.c (execute_vrp): Move switch statement update after
21197 jump threading. Schedule another cfg cleanup run.
21199 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21202 * attribs.c (decl_attributes): Return early on errorneous node.
21204 2008-04-10 Oleg Ryjkov <olegr@google.com>
21206 * tree.h (struct tree_base): Added a new flag default_def_flag.
21207 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21209 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21211 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21213 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21216 * pa.md: Define mode iterator P. Define mode attribute dwc.
21217 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21218 (icacheflush): Likewise.
21219 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21220 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21222 2008-04-11 Ben Elliston <bje@au.ibm.com>
21224 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21226 2008-04-10 Rafael Espíndola <espindola@google.com>
21228 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21229 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21230 (extract_range_from_expr): The same.
21232 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21234 * config/mips/mips.md (GPR2): New mode iterator.
21235 (seq): Add comment.
21236 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21237 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21238 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21239 Rewrite these to take two modes, the mode of comparison and the
21240 mode of the destination.
21241 * config/mips/mips.c (mips_expand_scc): Instead of having
21242 paradoxical subreg as destination, expand "narrowing" scc if mode
21243 of comparison is SI and target is requested in DI mode.
21244 (mips_emit_int_order_test): Update comment. Make mode of
21245 comparison match CMP0 rather than TARGET. When creating inverse
21246 target use mode of TARGET.
21248 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21250 * gcov-dump.c (tag_summary): Only print summaries for the first
21251 GCOV_COUNTERS_SUMMABLE counters.
21253 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21255 * config/i386/i386.md (absneg): New code iterator.
21256 (absnegprefix): New code attribute.
21257 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21258 patterns using absneg code iterator.
21259 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21260 using absneg code iterator.
21261 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21262 *neg<mode>2 patterns using absneg code iterator.
21263 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21264 *negextendsfdf2 patterns using absneg code iterator.
21265 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21266 *negextendsfxf2 patterns using absneg code iterator.
21267 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21268 *negextendsfdf2 patterns using absneg code iterator.
21269 * config/i386/sse.md (<code><mode>2): Macroize expander from
21270 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21272 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21274 * config/s390/s390.h: Remove the remains of the recent search
21275 & replace action of current_function_outgoing_args_size.
21277 2008-04-10 Ira Rosen <irar@il.ibm.com>
21279 PR tree-optimization/35821
21280 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21281 NEW_STMT_LIST is not NULL.
21283 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21286 * toplev.c (process_options): Remove -ffunction-sections debugging
21289 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21291 PR middle-end/PR28690
21292 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21293 than gen_rtx_fmt_ee to perform more canonicalizations.
21295 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21298 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21300 2008-04-09 Richard Guenther <rguenther@suse.de>
21302 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21303 (dump_function_to_file): Dump function arguments with types.
21305 2008-04-08 Richard Guenther <rguenther@suse.de>
21307 * fold-const.c (fold_widened_comparison): Do not allow
21308 sign-changes that change the result.
21310 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21313 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21314 kinds of indirect references.
21316 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21318 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21319 GNU Fortran language string.
21321 2008-04-08 Rafael Espíndola <espindola@google.com>
21323 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21324 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21325 * tree.h (tree_call_nonnegative_warnv_p): New.
21327 2008-04-08 Jan Hubicka <jh@suse.cz>
21329 * function.c (free_after_compilation): Clear out regno_reg_rtx
21332 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21335 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21337 PR middle-end/PR28690
21338 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21339 same precedence as REG_POINTER and MEM_POINTER operands.
21341 2008-04-08 Richard Guenther <rguenther@suse.de>
21343 PR middle-end/35834
21344 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21345 for adding index to base.
21347 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21349 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21350 (MINGW_ENABLE_EXECUTE_STACK): New.
21351 (IN_LIBGCC2): For libgcc include windows.h file for
21352 function declarations.
21354 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21356 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21357 and tem2 if tem1 is not a REG or MULT.
21359 2008-04-08 Jan Hubicka <jh@suse.cz>
21361 * function.h (incomming_args): Break out of struct function.
21362 (function_subsections): Break out of struct function.
21363 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21364 return_rtx and hard_reg_initial_vals from struct function.
21365 Kill inl_max_label_num.
21366 (current_function_pops_args, current_function_args_info,
21367 current_function_args_size, current_function_args_size,
21368 current_function_pretend_args_size,
21369 current_function_outgoing_args_size,
21370 current_function_internal_arg_pointer, current_function_return_rtx):
21371 Kill compatibility accestor macros.
21372 * builtins.c (expand_builtin_apply_args_1): Update.
21373 (expand_builtin_next_arg): Update.
21374 * df-scan.c (df_get_call_refs): Update.
21375 * dbxout.c (dbxout_function_end): Update.
21376 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21377 (output_line_info): Update.
21378 (secname_for_decl): Update.
21379 (dwarf2out_var_location): Update.
21380 * function.c (free_after_compilation): Update.
21381 (assign_parm_find_stack_rtl): Update.
21382 (assign_parms): Update.
21383 (expand_dummy_function_end): Update.
21384 (expand_function_end): Update.
21385 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21386 (expand_call): Update.
21387 (emit_library_call_value_1): Update.
21388 (store_one_arg): Update.
21389 * varasm.c (initialize_cold_section_name): Update.
21390 (unlikely_text_section): Update.
21391 (unlikely_text_section_p): Update.
21392 (assemble_start_function): Update.
21393 (assemble_end_function): Update.
21394 (default_section_type_flags): Update.
21395 (switch_to_section): Update.
21396 * integrate.c (set_decl_abstract_flags): Update.
21397 (get_hard_reg_initial_val): Update.
21398 (has_hard_reg_initial_val): Update.
21399 (allocate_initial_values): Update.
21400 * resource.c (init_resource_info): Update.
21401 * config/alpha/alpha.c (NUM_ARGS): Update.
21402 (direct_return): Update.
21403 (alpha_va_start): Update.
21404 (alpha_sa_size): Update.
21405 (alpha_initial_elimination_offset): Update.
21406 (alpha_expand_prologue): Update.
21407 (alpha_start_function): Update.
21408 (alpha_expand_epilogue): Update.
21409 (unicosmk_initial_elimination_offset):
21410 * config/alpha/alpha.md (call expander): Update.
21411 * config/s390/s390.c (s390_register_info): Update.
21412 (s390_register_info): Update.
21413 (s390_frame_info): Update.
21414 (s390_initial_elimination_offset): Update.
21415 (s390_build_builtin_va_list): Update.
21416 (s390_va_start): Update.
21417 * config/spu/spu.c (direct_return): Update.
21418 (spu_expand_prologue): Update.
21419 (spu_initial_elimination_offset): Update.
21420 (spu_build_builtin_va_list): Update.
21421 (spu_va_start): Update.
21422 * config/sparc/sparc.c (sparc_init_modes): Update.
21423 (sparc_compute_frame_size): Update.
21424 (function_value): Update.
21425 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21426 * config/i386/i386.md (return expander): Update.
21427 * config/i386/i386.c (ix86_va_start): Update.
21428 (ix86_can_use_return_insn_p): Update.
21429 (ix86_compute_frame_layout): Update.
21430 (ix86_expand_epilogue): Update.
21431 * config/sh/sh.c (output_stack_adjust): Update.
21432 (calc_live_regs): Update.
21433 (sh_expand_prologue): Update.
21434 (sh_builtin_saveregs): Update.
21435 (sh_va_start): Update.
21436 (initial_elimination_offset): Update.
21437 (sh_allocate_initial_value): Update.
21438 (sh_function_ok_for_sibcall): Update.
21439 (sh_get_pr_initial_val): Update.
21440 * config/sh/sh.md (return expander): Update.
21441 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21442 * config/crx/crx.c (crx_compute_frame): UPdate.
21443 (crx_initial_elimination_offset): UPdate.
21444 * config/xtensa/xtensa.c (compute_frame_size): Update
21445 (xtensa_builtin_saveregs): Update.
21446 (xtensa_va_start): Update.
21447 (order_regs_for_local_alloc): Update.
21448 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21449 (xstormy16_expand_builtin_va_start): Update.
21450 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21451 * config/m68hc11/m68hc11.md (return expanders): Update.
21452 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21453 (expand_epilogue): Update.
21454 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21455 (cris_simple_epilogue): Update.
21456 (cris_expand_prologue): Update.
21457 (cris_expand_epilogue): Update.
21458 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21459 (compute_frame_size): Update.
21460 * config/mt/mt.c (mt_compute_frame_size): Update.
21461 * config/mn10300/mn10300.c (expand_prologue): Update.
21462 (expand_epilogue): Update.
21463 (initial_offset): Update.
21464 (mn10300_builtin_saveregs):
21465 * config/mn10300/mn10300.md (return expander): Update.
21466 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21467 (ia64_initial_elimination_offset): Update.
21468 (ia64_initial_elimination_offset): Update.
21469 (ia64_expand_prologue): Update.
21470 * config/m68k/m68k.md (return expander): Update.
21471 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21472 (rs6000_stack_info): Update.
21473 * config/mcore/mcore.c (layout_mcore_frame): Update.
21474 (mcore_expand_prolog): Update.
21475 * config/arc/arc.c (arc_compute_frame_size): Update.
21476 * config/score/score3.c (score3_compute_frame_size): Update.
21477 * config/score/score7.c (score7_compute_frame_size): Update.
21478 * config/arm/arm.c (use_return_insn): Update.
21479 (thumb_find_work_register): Update.
21480 (arm_compute_save_reg_mask): Update.
21481 (arm_output_function_prologue): Update.
21482 (arm_output_epilogue): Update.
21483 (arm_size_return_regs): Update.
21484 (arm_get_frame_offsets): Update.
21485 (arm_expand_prologue): Update.
21486 (thumb_exit): Update.
21487 (thumb_unexpanded_epilogue): Update.
21488 (thumb1_output_function_prologue): Update.
21489 * config/pa/pa.md (return expander): Update.
21490 * config/pa/pa.c (compute_frame_size): Update.
21491 (hppa_builtin_saveregs): Update.
21492 * config/mips/mips.c (mips_va_start): Update.
21493 (mips16_build_function_stub): Update.
21494 (mips_compute_frame_info): Update.
21495 (mips_restore_gp): Update.
21496 (mips_output_function_prologue): Update.
21497 (mips_expand_prologue): Update.
21498 * config/v850/v850.c (compute_frame_size): Update.
21499 (expand_prologue): * config/mmix/mmix.c (along): update.
21500 (mmix_initial_elimination_offset): update.
21501 (mmix_reorg): update.
21502 (mmix_use_simple_return): update.
21503 (mmix_expand_prologue): update.
21504 (mmix_expand_epilogue): Update.
21505 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21506 (emit_link_insn): Update.
21508 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21510 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21511 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21513 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21516 2008-04-07 Jan Hubicka <jh@suse.cz>
21518 * function.h (rtl): Rename to x_rtl.
21519 (crtl): New define.
21520 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21521 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21522 used_temp_slots avail_temp_slots, temp_slot_level,
21523 nonlocal_goto_handler_labels): Update accesstors.
21524 (rtl): New global variable.
21525 (struct function): Move some fileds to rtl_data.
21526 (get_arg_pointer_save_area): Update prototype.
21527 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21528 get_arg_pointer_save_area.
21529 * expr.c (init_expr): Update
21530 * function.c (get_frame_size): Update
21531 (assign_stack_local): Update
21532 (expand_function_end): Update.
21533 (get_art_pointer_save_area): Update
21535 * emit-rtl.c (rtl): Declare.
21536 (regno_reg_rtx): Declare.
21537 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21539 (gen_reg_rtx): Update.
21540 * varasm.c (n_deferred_constatns): Update accestor.
21541 (init_varasm_status): Do not allocate varasm_status.
21542 (force_const_mem, get_pool_size, output_constant_pool): Update.
21543 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21544 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21545 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21546 * sparc/sparc.h (INIT_EXPANDERS): Update.
21547 * ia64/ia64.h (INIT_EXPANDERS): Update.
21549 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21551 * reload.c (push_secondary_reload): Add missing break to for loop.
21553 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21555 PR middle-end/PR28690
21556 * rtlanal.c: Update copyright years.
21557 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21558 as REG_POINTER and MEM_POINTER operands.
21559 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21560 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21561 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21562 * gcse.c: Update copyright years.
21563 (pre_delete): Call gen_reg_rtx_and_attrs.
21564 (hoist_code): Likewise.
21565 (build_store_vectors): Likewise.
21566 (delete_store): Likewise.
21567 * loop-invariant.c (move_invariant_reg): Likewise.
21568 Update copyright years.
21570 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21572 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21573 control string instead of quoted.
21575 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21577 * doc/rtl.texi: Rewrite of subreg section.
21579 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21582 * config/i386/i386.c (legitimize_pic_address): Add treating
21583 of dllimport SYM_REF's.
21584 (legitimize_dllimport_symbol): Add prototype.
21586 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21588 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21589 reference in constructor with non self-referential type.
21591 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21593 Removal of Return with Depressed Stack Pointer support
21594 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21595 (ECF_SP_DEPRESSED): Likewise.
21596 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21597 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21598 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21599 (expand_call): Do not test ECF_SP_DEPRESSED.
21600 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21601 * function.c (keep_stack_depressed): Delete.
21602 (handle_epilogue_set): Likewise.
21603 (update_epilogue_consts): Likewise.
21604 (emit_equiv_load): Likewise.
21605 (thread_prologue_and_epilogue_insns): Remove support for Return with
21606 Depressed Stack Pointer.
21607 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21609 2008-04-06 Richard Guenther <rguenther@suse.de>
21611 PR tree-optimization/35400
21612 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21613 information from SSA_NAMEs.
21615 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21617 * config/avr/avr.h (avr_mega_p): Remove declaration.
21618 (AVR_MEGA): Remove macro.
21619 * config/avr/avr.c (avr_mega_p): Remove variable.
21620 (avr_override_options): Remove inicializion of avr_mega_p.
21621 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21622 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21623 (avr_jump_mode): (Ditto.).
21624 (avr_output_progmem_section_asm_op): (Ditto.).
21625 (avr_asm_init_sections): (Ditto.).
21626 (avr_asm_init_sections): (Ditto.).
21627 (avr_rtx_costs): (Ditto.).
21628 * config/avr/avr.md: (Ditto.).
21629 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21632 2008-04-06 Richard Guenther <rguenther@suse.de>
21634 PR tree-optimization/35842
21635 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21636 is_gimple_invariant_address.
21638 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21640 * gcc.c (default_compilers): Sync Fortran extensions list with
21641 that in fortran/lang-specs.h.
21642 * doc/invoke.texi: Likewise.
21643 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21644 * dwarf2out.c (gen_compile_unit_die): Likewise.
21646 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21648 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21650 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21653 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21654 attribute is used for nested functions.
21656 2008-04-05 Jan Hubicka <jh@suse.cz>
21658 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21660 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21662 (dump_files): Update.
21663 (enable_rtl_dump_file): Do not accept letter argument.
21664 * tree-pass.h (dump_file_info): Remove letter argument.
21665 * toplev.c (decode_d_option): Update -da handling.
21666 * toplev.h (enable_rtl_dump_file): Update prototype.
21667 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21668 it out based on pass type.
21669 (register_dump_files_1): Likewise.
21670 (init_optimization_passes): Update register_one_dump_file calls.
21671 (execute_one_pass): Sanity check that IPA passes are called at IPA
21672 level and RTL passes at RTL level.
21673 (execute_pass_list): IPA pass can not be after or subpass of
21675 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21676 disallov RTL subpasses of IPA subpasses.
21678 2008-04-05 Ben Elliston <bje@au.ibm.com>
21680 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21681 builtins that return exactly once and do not throw. Cache call to
21684 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21686 PR rtl-optimization/34916
21687 PR middle-end/35519
21688 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21689 between instruction pairs.
21691 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21693 * doc/invoke.texi: Document -mbitops for SH.
21694 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21695 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21696 * config/sh/sh.c (print_operand): Add %t operand code.
21697 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21698 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21699 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21700 (extendqihi2): Likewise.
21701 (movqi_i): Likewise.
21702 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21703 (extv): Use bld instruction for SH2A if possible.
21705 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21706 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21707 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21708 (bset.b, bclr.b): Define peepholes.
21709 * config/sh/sh.opt (mbitops): New option.
21711 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21714 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21715 and view convert expression.
21717 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21720 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21722 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21724 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21726 * config/i386/cpuid.h (bit_AES): New.
21727 (bit_PCLMUL): Likewise.
21729 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21730 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21731 SSE2 if AES or PCLMUL is enabled.
21732 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21733 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21734 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21735 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21736 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21737 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21738 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21739 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21740 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21741 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21742 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21743 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21744 __builtin_ia32_aeskeygenassist128 and
21745 __builtin_ia32_pclmulqdq128.
21746 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21747 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21748 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21750 * config/i386/i386.h (TARGET_AES): New.
21751 (TARGET_PCLMUL): Likewise.
21752 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21754 * config/i386/i386.md (UNSPEC_AESENC): New.
21755 (UNSPEC_AESENCLAST): Likewise.
21756 (UNSPEC_AESDEC): Likewise.
21757 (UNSPEC_AESDECLAST): Likewise.
21758 (UNSPEC_AESIMC): Likewise.
21759 (UNSPEC_AESKEYGENASSIST): Likewise.
21760 (UNSPEC_PCLMUL): Likewise.
21762 * config/i386/i386.opt (maes): New.
21763 (mpclmul): Likewise.
21765 * config/i386/sse.md (aesenc): New pattern.
21766 (aesenclast): Likewise.
21767 (aesdec): Likewise.
21768 (aesdeclast): Likewise.
21769 (aesimc): Likewise.
21770 (aeskeygenassist): Likewise.
21771 (pclmulqdq): Likewise.
21773 * config/i386/wmmintrin.h: New.
21775 * doc/extend.texi: Document AES and PCLMUL built-in function.
21777 * doc/invoke.texi: Document -maes and -mpclmul.
21779 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21781 * function.c (free_after_parsing): Replace with
21782 cxx_push_function_context from C++ front-end.
21783 (allocate_struct_function): Don't call langhook.
21784 * langhooks.h (struct lang_hooks_for_functions): Delete.
21785 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21787 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21788 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21789 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21790 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21791 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21792 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21793 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21795 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21796 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21798 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21801 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21804 2008-04-04 Richard Guenther <rguenther@suse.de>
21806 PR middle-end/35823
21807 * fold-const.c (optimize_minmax_comparison): Use the correct
21808 type for the constant in the simplified comparison.
21810 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21812 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21813 Pass L2 size as "--param l2-cache-size" to the compiler.
21814 (decode_l2_cache): New function to decode L2 cache parameters using
21815 0x8000006 extended cpuid function.
21816 (detect_caches_amd): Determine parameters of L2 cache using
21817 decode_l2_caches function.
21818 (decode_caches_intel): Decode L2 cache parameters.
21819 (detect_caches_intel): Determine L2 cache parameters using
21820 decode_caches_intel and decode_l2_caches functions.
21822 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21824 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21825 secondary input reload for subword loads from the constant pool.
21827 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21830 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21831 constants of the appropriate size for runtime calculations.
21834 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21835 decimal-float literal constant zero.
21837 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21840 * c-parser.c (c_parser_omp_atomic): Call
21841 default_function_array_conversion on the RHS.
21843 PR middle-end/35818
21844 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21845 call is_variable_sized if decl has incomplete type.
21847 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21849 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21851 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21853 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21855 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21856 (sgt<u>): Merge sgt and sgtu into new expander.
21857 (sgt, sgtu): Remove expanders.
21858 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21859 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21860 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21861 *sgtu_<mode>_mips16 into new pattern.
21862 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21863 (sge<u>): Merge sge and sgeu into new expander.
21864 (sge, sgeu): Remove expanders.
21865 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21867 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21868 (slt<u>): Merge slt and sltu into new expander.
21869 (slt, sltu): Remove expanders.
21870 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21871 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21872 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21873 *sltu_<mode>_mips16 into new pattern.
21874 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21875 (sle<u>): Merge sle and sleu into new expander.
21876 (sle, sleu): Remove expanders.
21877 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21878 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21879 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21880 *sleu_<mode>_mips16 into new pattern.
21881 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21883 2008-04-03 Jan Hubicka <jh@suse.cz>
21885 PR tree-optimization/35795
21886 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21887 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21888 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21889 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21890 * score/score3.c (score3_output_mi_thunk): Likewise.
21891 * score/score7.c (score7_output_mi_thunk): Likewise.
21892 * mips/mips.c (mips_output_mi_thunk): Likewise.
21894 2008-04-03 Richard Guenther <rguenther@suse.de>
21896 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21897 conversions. Simplify code.
21899 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21901 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21903 2008-04-03 Tom Tromey <tromey@redhat.com>
21904 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21906 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21907 * config/bfin/t-bfin-linux (generated_files): Add
21908 linux-sysroot-suffix.h.
21909 * doc/install.texi (Prerequisites): Require make 3.80.
21910 * doc/sourcebuild.texi (Front End Directory): Document new
21912 * Makefile.in (generated_files): New variable.
21913 (ALL_HOST_OBJS): New variable.
21914 ($(ALL_HOST_OBJS)): New target.
21916 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21918 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21919 (remap_block): Call id->transform_lang_insert_block instead
21921 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21922 Set id.transform_lang_insert_block to NULL.
21923 (clone_body): Move to cp/optimize.c
21924 * tree-inline.h (struct copy_body_data): Change
21925 transform_lang_insert_block to function pointer.
21926 (copy_generic_body, copy_decl_no_change): Export.
21927 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21928 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21929 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21931 * c-tree.h (insert_block): Kill.
21932 * c-decl.c (insert_block): Kill.
21934 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21936 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21937 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21938 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21940 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21941 argument, call {push,pop}_function_context from here.
21942 * c-parser.c: Use c_{push,pop}_function_context.
21944 * function.c (push_function_context_to): Move meat ...
21945 (push_function_context): ... here. Simplify.
21946 * function.c (pop_function_context_from): Move meat ...
21947 (pop_function_context): ... here. Simplify.
21948 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21950 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21951 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21952 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21953 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21955 2008-04-03 Ben Elliston <bje@au.ibm.com>
21957 * expmed.c (extract_force_align_mem_bit_field): Remove.
21959 2008-04-03 Richard Guenther <rguenther@suse.de>
21961 PR middle-end/35800
21962 * expr.h (try_casesi): Adjust prototype.
21963 * expr.c (try_casesi): Take fallback label as extra parameter.
21964 Use that for gen_casesi if default_label is NULL.
21965 * stmt.c (expand_case): Pass fallback label to try_casesi,
21966 make sure to fill gaps with a fallback label if default_label
21969 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21972 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21974 2008-04-03 Ben Elliston <bje@au.ibm.com>
21976 * expmed.c (extract_split_bit_field): Remove if (0) code.
21977 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21978 (do_ds_constraint): Likewise.
21980 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21982 * doc/cppopts.texi (-dU): Document.
21983 * c-common.h (flag_dump_macros): Update comment.
21984 * c-opts.c (handle_OPT_d): Handle -dU.
21985 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21986 dump_queued_macros, cb_used_define, cb_used_undef): New.
21987 (init_pp_output): Handle -dU.
21988 (cb_line_change): Call dump_queued_macros.
21989 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21991 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21993 * config/avr/predicates.md (io_address_operand): New predicate.
21994 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21995 * config/avr/avr.c (avr_io_address_p): Remove function.
21996 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21997 'avr_io_address_p' function.
21998 (out_movhi_r_mr): (Ditto.).
21999 (out_movqi_mr_r): (Ditto.).
22000 (out_movhi_mr_r): (Ditto.).
22001 (avr_address_cost): (Ditto.).
22003 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22005 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22006 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22007 in 32bit mode when XMM registers are available to avoid store
22009 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22010 corresponding post-reload splitters.
22012 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22014 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22015 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22016 __builtin_ia32_roundss.
22017 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22018 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22019 __builtin_ia32_roundss.
22020 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22021 IX86_BUILTIN_SHUFPD here.
22023 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22025 * config/i386/i386.md (plogic): New.
22026 (plogicprefix): Likewise.
22028 * config/i386/mmx.md (mmx_<code><mode>3): New.
22029 (mmx_and<mode>3): Removed.
22030 (mmx_ior<mode>3): Likewise.
22031 (mmx_xor<mode>3): Likewise.
22033 * config/i386/sse.md (<code><mode>3): New.
22034 (*<code><mode>3): Likewise.
22035 (*<code><mode>3): Likewise.
22036 (<code><mode>3): Likewise.
22037 (*sse_<code><mode>3): Likewise.
22038 (*sse2_<code><mode>3): Likewise.
22039 (<code>tf3): Likewise.
22040 (*<code>tf3): Likewise.
22041 (and<mode>3): Likewise.
22042 (*and<mode>3): Likewise.
22043 (ior<mode>3): Removed.
22044 (*ior<mode>3): Likewise.
22045 (xor<mode>3): Likewise.
22046 (*xor<mode>3): Likewise.
22047 (*and<mode>3): Likewise.
22048 (*ior<mode>3): Likewise.
22049 (*xor<mode>3): Likewise.
22050 (and<mode>3): Likewise.
22051 (*sse_and<mode>3): Likewise.
22052 (*sse2_and<mode>3): Likewise.
22053 (andtf3): Likewise.
22054 (*andtf3): Likewise.
22055 (ior<mode>3): Likewise.
22056 (*sse_ior<mode>3): Likewise.
22057 (*sse2_ior<mode>3): Likewise.
22058 (iortf3): Likewise.
22059 (*iortf3): Likewise.
22060 (xor<mode>3): Likewise.
22061 (*sse_xor<mode>3): Likewise.
22062 (*sse2_xor<mode>3): Likewise.
22063 (xortf3): Likewise.
22064 (*xortf3): Likewise.
22066 2008-04-02 Richard Guenther <rguenther@suse.de>
22068 PR tree-optimization/14495
22069 PR tree-optimization/34793
22070 * tree-vrp.c (struct switch_update): New structure.
22071 (to_remove_edges, to_update_switch_stmts): New VECs.
22072 (simplify_switch_using_ranges): New function. Remove not taken
22073 case labels and edges.
22074 (simplify_stmt_using_ranges): Call it.
22075 (identify_jump_threads): Mark edges we have queued for removal
22076 so we don't thread them.
22077 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22079 * tree-cfg.c (group_case_labels): Deal with missing default label.
22080 (tree_verify_flow_info): Allow missing default label.
22081 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22082 (emit_case_nodes): Likewise.
22083 (expand_case): Do not rely on the default label to be present.
22084 * expr.c (try_casesi): Deal with NULL default_label.
22085 (do_tablejump): Likewise.
22087 2008-04-02 Richard Guenther <rguenther@suse.de>
22089 PR tree-optimization/14495
22090 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22091 SWITCH_EXPR here ...
22092 (vrp_visit_switch_stmt): ... but here (new function).
22093 (find_case_label_index): New helper function.
22094 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22096 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22098 * fwprop.c: Fix ISO-C99ism.
22100 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22103 * Makefile.in (objdir): Set it here.
22104 * configure.ac: Not here. Find dynamic linker characteristics.
22105 * exec-tool.in: Use them.
22106 * aclocal.m4: Regenerate.
22107 * configure: Regenerate.
22109 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22111 * expr.c (expand_var): Delete it.
22112 * expr.h (expand_var): Delete prototype.
22113 * function.c (expand_function_start): Use expand_decl instead.
22114 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22117 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22119 PR rtl-optimization/35542
22120 * fwprop.c (forward_propagate_and_simplify): Replace
22121 loc_reg_mentioned_in_p with reg_mentioned_p.
22123 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22125 PR rtl-optimization/35281
22126 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22127 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22128 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22129 (varying_mem_p): Move above propagate_rtx.
22130 (all_uses_available_at): Do not check MEMs.
22132 2008-04-02 Rafael Espíndola <espindola@google.com>
22134 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22135 (register_edge_assert_for_2): Split the cond argument.
22136 (register_edge_assert_for_1): Adjust for the change in
22137 register_edge_assert_for_2.
22138 (register_edge_assert_for): Split the cond argument.
22139 (find_switch_asserts): Adjust for the change in
22140 register_edge_assert_for.
22142 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22144 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22145 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22146 offsets for 64-bit mingw.
22147 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22148 abi for x86_64-pc-mingw.
22150 2008-04-02 Richard Guenther <rguenther@suse.de>
22152 * tree-vrp.c (extract_range_from_assert): Make sure to not
22153 produce range min/max with TREE_OVERFOW set.
22154 If merging a anti-range and a range keep the anti-range if
22155 the range covers all values of the type.
22156 (register_edge_assert_for_2): Only allow sign-changing
22157 conversions in detecting canonical range checks. Also
22158 register an assert for the unsigned name if useful.
22160 PR tree-optimization/35787
22161 * tree-vrp.c (vrp_val_max): New function.
22162 (vrp_val_min): Likewise.
22163 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22164 (vrp_val_is_min): Likewise.
22165 (supports_overflow_infinity): Use vrp_val_{min,max}.
22166 (negative_overflow_infinity): Likewise.
22167 (positive_overflow_infinity): Likewise.
22168 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22169 (is_positive_overflow_infinity): Likewise.
22170 (is_overflow_infinity): Likewise.
22171 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22172 vrp_val_is_{min,max}.
22173 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22174 to ranges if possible. Avoid empty ranges.
22176 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22178 PR middle-end/35705
22179 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22180 the expression is a function address.
22182 2008-04-01 George Helffrich <george@gcc.gnu.org>
22184 PR fortran/35154, fortran/23057
22185 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22186 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22187 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22188 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22190 (dbxout_syms): Check for COMMON-based symbol and wrap in
22191 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22192 in bracket for efficiency.
22194 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22195 using DW_TAG_common_block + member offset.
22196 (add_pubname_string): New function.
22197 (dw_expand_expr): New function to find block name and offset for
22199 (common_check): New function to check whether symbol in Fortran COMMON.
22200 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22202 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22205 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22207 2008-04-02 Ben Elliston <bje@au.ibm.com>
22209 * config/v850/v850.md (casesi): Remove if (0) code.
22210 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22211 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22213 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22215 * config/i386/i386.md (rex64suffix): New mode attribute.
22216 (floathi<mode>2): Disable expander for SSE math.
22217 (*floathi<mode>2_1): New insn insn_and_split pattern.
22218 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22219 corresponding post-reload splitters.
22220 (*floathi<mode>2_i387): New macroized insn pattern.
22221 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22222 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22223 insn_and_split pattern.
22224 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22225 New macroized instruction patterns and corresponding post-reload
22227 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22228 and corresponding post-reload splitters.
22229 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22230 New macroized instruction patterns.
22231 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22232 macroized instruction patterns and corresponding post-reload splitters.
22233 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22234 corresponding post-reload splitters.
22235 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22236 New macroized instruction patterns.
22237 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22238 corresponding post-reload splitters.
22239 (*floatsi<mode>2_i387): New macroized instruction patterns.
22241 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22243 * config/i386/i386.md (smaxmin): New.
22244 (umaxmin): Likewise.
22245 (maxminiprefix): Likewise.
22246 (maxminfprefix): Likewise.
22247 (<code><mode>3): Likewise.
22248 (smin<mode>3): Removed.
22249 (smax<mode>3): Likewise.
22251 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22252 (mmx_<code>v4hi3): Likewise.
22253 (mmx_<code>v8qi3): Likewise.
22254 (mmx_smaxv2sf3): Removed.
22255 (mmx_sminv2sf3): Likewise.
22256 (mmx_umaxv8qi3): Likewise.
22257 (mmx_smaxv4hi3): Likewise.
22258 (mmx_uminv8qi3): Likewise.
22259 (mmx_sminv4hi3): Likewise.
22261 * config/i386/sse.md (<addsub><mode>3): New.
22262 (*<addsub><mode>3): Likewise.
22263 (<sse>_vm<addsub><mode>3): Likewise.
22264 (<maxmin><mode>3): Likewise.
22265 (*<maxmin><mode>3_finite): Likewise.
22266 (*<maxmin><mode>3): Likewise.
22267 (<sse>_vm<maxmin><mode>3): Likewise.
22268 (sse3_h<addsub>v4sf3): Likewise.
22269 (sse3_h<addsub>v2df3): Likewise.
22270 (<maxmin>v16qi3): Likewise.
22271 (*<maxmin>v16qi3): Likewise.
22272 (<maxmin>v8hi3): Likewise.
22273 (*<maxmin>v8hi3): Likewise.
22274 (*sse4_1_<maxmin><mode>3): Likewise.
22275 (*sse4_1_<maxmin><mode>3): Likewise.
22276 (add<mode>3): Removed.
22277 (*add<mode>3): Likewise.
22278 (<sse>_vmadd<mode>3): Likewise.
22279 (sub<mode>3): Likewise.
22280 (*sub<mode>3): Likewise.
22281 (<sse>_vmsub<mode>3): Likewise.
22282 (smin<mode>3): Likewise.
22283 (*smin<mode>3_finite): Likewise.
22284 (*smin<mode>3): Likewise.
22285 (<sse>_vmsmin<mode>3): Likewise.
22286 (smax<mode>3): Likewise.
22287 (*smax<mode>3_finite): Likewise.
22288 (*smax<mode>3): Likewise.
22289 (<sse>_vmsmax<mode>3): Likewise.
22290 (sse3_haddv4sf3): Likewise.
22291 (sse3_haddv2df3): Likewise.
22292 (sse3_hsubv4sf3): Likewise.
22293 (sse3_hsubv2df3): Likewise.
22294 (umaxv16qi3): Likewise.
22295 (*umaxv16qi3): Likewise.
22296 (smaxv8hi3): Likewise.
22297 (*smaxv8hi3): Likewise.
22298 (*sse4_1_smax<mode>3): Likewise.
22299 (*sse4_1_umax<mode>3): Likewise.
22300 (uminv16qi3): Likewise.
22301 (*uminv16qi3): Likewise.
22302 (sminv8hi3): Likewise.
22303 (*sminv8hi3): Likewise.
22304 (*sse4_1_smin<mode>3): Likewise.
22305 (*sse4_1_umin<mode>3): Likewise.
22307 2008-04-01 Rafael Espíndola <espindola@google.com>
22309 * tree-cfg.c (verify_expr): remove in_phi.
22310 (verify_stmt): Don't call walk_tree with verify_expr. Use
22311 is_gimple_min_invariant instead of is_gimple_val.
22313 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22315 * doc/include/gpl_v3.texi: Update for manpage generation.
22316 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22318 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22319 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22320 gpl_v3.texi instead of gpl.texi.
22323 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22326 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22328 2008-04-01 Rafael Espíndola <espindola@google.com>
22330 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22331 (extract_code_and_val_from_cond): Use
22332 extract_code_and_val_from_cond_with_ops.
22334 2008-04-01 Jan Hubicka <jh@suse.cz>
22336 * function.c (free_after_compilation): Free epilogue_delay_list.
22337 (prepare_function_start): Assert that previous compilation was freed.
22339 2008-04-01 Jan Hubicka <jh@suse.cz>
22340 Jim Wilson <wilson@tuliptree.org>
22341 Andreas Tobler <andreast@gcc.gnu.org>
22343 PR middle-end/35781
22344 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22345 rtl.emit instead cfun->emit.
22346 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22347 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22349 2008-04-01 Ben Elliston <bje@au.ibm.com>
22351 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22353 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22355 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22357 (fprofile-use): Add var flag_profile_use
22358 * coverage.c (coverage_begin_output): Do not open a gcno file for
22359 output only if -ftest-coverage is set.
22360 Do not add getpwd() to gcda file path.
22361 (build_gcov_info): Check the new flag
22362 flag_profile_datafile_relative_path.
22363 (coverage_init): Use profile_data_prefix.
22364 Read profile counter only if flag_profile_use is set.
22365 * opts.c (common_handle_option): New option fprofile-use=,
22366 fprofile-dir=, fprofile-generate=.
22367 * toplev.c (profile_data_prefix): New variable definition.
22368 * toplev.h (profile_data_prefix): New declaration.
22369 * doc/invoke.tex (Option Summary, Optimization Options):
22372 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22374 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22375 use tmp consistently.
22378 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22379 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22380 UNSPEC_FR_RECIP_APPROX_RES.
22381 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22383 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22386 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22388 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22390 PR middle-end/30186
22391 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22392 element of the vector via a pointer.
22394 2008-03-31 Ian Lance Taylor <iant@google.com>
22396 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22398 2008-03-31 Jan Hubicka <jh@suse.cz>
22400 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22401 get_arg_pointer_save_area.
22402 * expr.c (init_expr): Just clear out rtl.expr.
22403 * function.c (free_after_compilation): Clear out whole RTL structure.
22404 (get_func_frame_size): Merge into ...
22405 (get_frame_size): ... this one.
22406 (assign_stack_local_1): Merge into ...
22407 (assign_stack_local): ... this one.
22408 (expand_function_end): Update call of get_arg_pointer_save_area.
22409 (get_art_pointer_save_area): Remove cfun argument.
22410 * function.h (emit_status): regno_pointer_align does not need length
22411 attribute. Move x_regno_reg_rtx to ...
22412 (regno_reg_rtx): ... new global array.
22413 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22414 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22415 apply_args_value, forced_labels, stack_pointer_delta):
22417 (struct varasm_status): Move here from varasm.c
22418 (struct rtl_data): New. Move here some fields from struct function.
22419 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22420 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22421 used_temp_slots avail_temp_slots, temp_slot_level,
22422 nonlocal_goto_handler_labels): Update accesstors.
22423 (rtl): New global variable.
22424 (struct function): Move some fileds to rtl_data.
22425 (get_arg_pointer_save_area): Update prototype.
22426 * emit-rtl.c (rtl): Declare.
22427 (regno_reg_rtx): Declare.
22428 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22430 (gen_reg_rtx): Update.
22431 (init_virtual_regs): Do not tate emit_status argument.
22432 (init_emit): Do not allocate emit.
22433 * varasm.c (varasm_statuc): Move to function.h.
22434 (n_deferred_constatns): Update accestor.
22435 (init_varasm_status): Do not allocate varasm_status.
22436 (force_const_mem, get_pool_size, output_constant_pool): Update.
22437 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22438 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22440 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22442 PR rtl-optimization/35729
22443 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22446 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22449 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22450 load/store if memory is unaligned.
22451 (*movti_rex64): Likewise.
22453 * config/i386/predicates.md (misaligned_operand): New.
22455 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22458 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22461 2008-03-31 Jan Beulich <jbeulich@novell.com>
22463 * config/ia64/constraints.md: Add 'j' constraint.
22464 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22465 (movdi_internal): Likewise.
22467 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22470 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22472 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22475 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22476 proper error message for the third argument on blendpd and
22479 * config/i386/sse.md (blendbits): New.
22480 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22482 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22484 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22486 2008-03-30 Richard Guenther <rguenther@suse.de>
22488 PR middle-end/31023
22489 * fold-const.c (fold_sign_changed_comparison): Do leave
22490 conversions to base-types alone.
22492 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22494 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22495 the link register if one altivec register is be saved.
22497 2008-03-30 Ben Elliston <bje@au.ibm.com>
22499 * final.c (final_scan_insn): Remove if (0) code.
22501 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22503 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22505 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22507 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22508 of V4SFmode to ix86_binary_operator_ok.
22510 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22512 * config/i386/i386.c (override_options): Initialize
22513 ix86_veclib_handler to ix86_veclibabi_svml when
22514 -mveclibabi=svml is used.
22515 (ix86_veclibabi_svml): New function for SVML ABI style
22516 vectorization support.
22517 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22519 2008-03-28 Rafael Espíndola <espindola@google.com>
22521 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22522 (tree_binary_nonnegative_warnv_p): Make it public.
22523 (tree_single_nonnegative_warnv_p): Make it public.
22524 (tree_invalid_nonnegative_warnv_p): Make it public.
22525 (tree_unary_nonzero_warnv_p): Make it public.
22526 (tree_binary_nonzero_warnv_p): Make it public
22527 (tree_single_nonzero_warnv_p): Make it public.
22528 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22529 (extract_range_from_binary_expr): Split the expr argument.
22530 (extract_range_from_unary_expr): Split the expr argument.
22531 (extract_range_from_comparison): Split the expr argument.
22532 (extract_range_from_expr): Use the new aux functions.
22533 (vrp_evaluate_conditional_warnv): Use
22534 vrp_evaluate_conditional_warnv_with_ops.
22535 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22536 (tree_binary_nonzero_warnv_p): Declare.
22537 (tree_single_nonzero_warnv_p): Declare.
22538 (tree_expr_nonzero_warnv_p): Declare.
22539 (tree_unary_nonnegative_warnv_p): Declare.
22540 (tree_binary_nonnegative_warnv_p): Declare.
22541 (tree_single_nonnegative_warnv_p): Declare.
22542 (tree_invalid_nonnegative_warnv_p): Declare.
22544 2008-03-28 Richard Guenther <rguenther@suse.de>
22546 PR tree-optimization/30317
22547 PR tree-optimization/30911
22548 PR tree-optimization/34793
22549 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22550 (struct assert_locus_d): New member EXPR.
22551 (register_new_assert_for): Add EXPR parameter to support
22552 ASSERT_EXPR <name, expr OP limit>.
22553 (register_edge_assert_for_1): Adjust callers.
22554 (find_assert_locations): Likewise.
22555 (process_assert_insertions_for): Build condition from expression.
22556 (extract_range_from_assert): Handle ASSERT_EXPRs
22557 of the form ASSERT_EXPR <name, expr OP limit>.
22558 (register_edge_assert_for_2): New helper registering
22559 asserts for comparisons. Recognize range tests of the form
22560 (unsigned)i - CST1 OP CST2.
22561 (register_edge_assert_for_1): Use it.
22562 (register_edge_assert_for): Likewise.
22563 (needs_overflow_infinity): Integer sub-types
22564 do not need overflow infinities.
22565 (vrp_val_is_max): The extreme values of integer sub-types
22566 are those of the base type.
22567 (vrp_val_is_min): Likewise.
22568 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22571 2008-03-28 Nick Clifton <nickc@redhat.com>
22574 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22575 Return GENERAL_REGS for stack adjustment reloads.
22577 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22580 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22581 const_vector when all the vectors are constant.
22583 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22585 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22587 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22588 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22590 (s<code>_sf): Use new scc_sf attribute for opcode names.
22592 2008-03-27 Tom Tromey <tromey@redhat.com>
22594 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22595 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22596 config/spu/t-spu-elf, config/i386/t-interix,
22597 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22598 config/i386/x-darwin, config/i386/x-mingw32,
22599 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22600 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22601 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22602 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22603 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22604 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22605 config/score/t-score-elf, config/arm/t-strongarm-pe,
22606 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22607 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22608 Revert automatic dependency patch.
22610 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22613 * config/i386/i386.c (ix86_function_arg_boundary): Align
22614 decimal floating point to its natural boundary.
22616 2008-03-27 Richard Guenther <rguenther@suse.de>
22618 PR middle-end/35716
22619 * fold-const.c (fold_comparison): Restrict distinct decl
22620 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22621 solely rely on operand_equal_p.
22623 2008-03-27 Richard Guenther <rguenther@suse.de>
22626 * c-common.c (handle_weak_attribute): Reject combination of
22629 2008-03-27 Richard Guenther <rguenther@suse.de>
22631 PR tree-optimization/32810
22632 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22633 conversions from DECL_INITIAL.
22634 (fold_const_aggregate_ref): Likewise from constructor elements.
22636 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22638 * tree-affine.h (aff_combination_expand): Declare.
22639 (get_inner_reference_aff): Likewise.
22640 * tree-affine.c (aff_combination_expand): Split out from
22641 tree_to_aff_combination_expand.
22642 (get_inner_reference_aff): New function.
22643 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22644 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22645 (struct lim_aux_data): sm_done field removed.
22646 (mem_ref_loc_p, mem_ref_locs_p): New types.
22647 (struct mem_ref): Added id, stored, accesses_in_loop,
22648 indep_loop, dep_loop, indep_ref, dep_ref fields.
22649 Removed is_stored, locs and next fields.
22650 (memory_accesses): New variable.
22651 (movement_possibility): Do not allow moving statements
22652 that store to memory.
22653 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22655 (determine_max_movement): For statements with memory references,
22656 find the outermost loop in that the reference is independent.
22657 (move_computations_stmt): Mark the virtual operands for renaming.
22658 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22659 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22660 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22661 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22662 create_vop_ref_mapping, analyze_memory_references,
22663 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22664 get_all_locs_in_loop, ref_always_accessed_p,
22665 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22666 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22667 store_motion_loop, store_motion): New functions.
22668 (struct vop_to_refs_elt): New type.
22669 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22670 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22671 (schedule_sm): Replaced by...
22672 (execute_sm): ... this.
22673 (determine_lsm_ref, hoist_memory_references,
22674 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22675 find_more_ref_vops, free_mem_ref, free_mem_refs,
22676 determine_lsm_loop, determine_lsm): Removed.
22677 (tree_ssa_lim_finalize): Free data structures used by store motion.
22678 (tree_ssa_lim): Call analyze_memory_references. Use
22679 store_motion instead of determine_lsm.
22681 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22683 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22684 rename tmake_file to m68hc11/t-m68hc11.
22685 (mcore): Set inhibit_libc to true.
22686 * config.host (alpha*-dec-*vms*): Set extra_programs.
22687 (interix3*): Don't use host_xmake_file.
22688 * configure.ac: Let config.gcc override inhibit_libc.
22689 * configure: Regenerate.
22691 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22692 * config/t-openbsd-thread: Remove commented out lines.
22694 * config/x-interix: Remove.
22696 * config/m68hc11/t-m68hc11-gas: Rename to...
22697 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22699 * config/mcore/t-mcore: Remove T_CFLAGS.
22700 * config/mcore/t-mcore-pe: Likewise.
22702 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22704 * configure.ac: Replace custom __GNU_SOURCE test with
22705 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22706 * aclocal.m4: Regenerate.
22707 * configure: Regenerate.
22708 * config.in: Regenerate.
22710 2008-03-27 Richard Guenther <rguenther@suse.de>
22712 * fold-const.c (target.h): Include.
22713 (fold_comparison): Fold comparison of addresses of decls
22714 that bind locally or of constants. Consolidate address folding code.
22715 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22716 results from fold_binary_to_constant.
22717 (compare_values_warnv): Likewise.
22719 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22721 PR middle-end/35429
22722 * fold-const.c (fold_truthop): Check for integeral types when folding
22723 a == 0 && b == 0 and a != 0 || b != 0 .
22725 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22727 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22729 2008-03-26 Andreas Schwab <schwab@suse.de>
22731 * doc/invoke.texi: Fix use of @item vs. @itemx.
22733 2008-03-26 Tom Tromey <tromey@redhat.com>
22735 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22736 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22737 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22738 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22739 build/genconstants.o, build/genemit.o, build/genextract.o,
22740 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22741 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22744 2008-03-26 Richard Guenther <rguenther@suse.de>
22747 2008-03-26 Richard Guenther <rguenther@suse.de>
22749 * fold-const.c (target.h): Include.
22750 (fold_comparison): Fold comparison of addresses of two decls
22751 that bind locally. Consolidate address folding code.
22753 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22755 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22756 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22757 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22758 dconstsqrt2, dconstthird, dconste and/or dconst10.
22759 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22760 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22761 dconstsqrt2, dconste): Delete.
22762 (init_emit_once): Likewise. Simplify initializing dconstm1.
22764 * real.c (get_real_const): New.
22765 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22766 dconstsqrt2, dconste): Delete.
22767 (real_value_const, get_real_const): New.
22769 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22771 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22773 * config/i386/i386.c (ix86_function_arg_boundary): Check
22774 BIGGEST_ALIGNMENT instead of 128.
22775 (setup_incoming_varargs_64): Likewise.
22777 2008-03-26 Tom Tromey <tromey@redhat.com>
22779 * Makefile.in (DEPFILES): Add missing '/'.
22781 2008-03-26 Richard Guenther <rguenther@suse.de>
22783 * fold-const.c (target.h): Include.
22784 (fold_comparison): Fold comparison of addresses of two decls
22785 that bind locally. Consolidate address folding code.
22787 2008-03-26 Nick Clifton <nickc@redhat.com>
22790 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22791 not allow INT+INT as a legitimate addressing mode.
22793 2008-03-26 Richard Guenther <rguenther@suse.de>
22795 * tree-flow.h (widen_bitfield): Remove declaration.
22796 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22797 (widen_bitfield): Remove function.
22798 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22801 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22804 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22807 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22809 PR rtl-optimization/35232
22810 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22811 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22812 reg_reloaded_call_part_clobbered here.
22813 (reload_regs_reach_end_p): New function.
22814 (reload_reg_rtx_for_input): New variable.
22815 (reload_reg_rtx_for_output): Likewise.
22816 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22817 when reassigning a pseudo register. Load reloadreg from
22818 reload_reg_rtx_for_input, moving the mode and register
22820 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22821 instead of the original when deciding whether an input reload
22822 would be a no-op or whether an output reload can be deleted.
22823 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22824 when setting up new_spill_reg_store. Load it from
22825 reload_reg_rtx_for_output, moving the mode and register
22827 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22828 instead of the original when deciding whether an output reload
22829 would be a no-op. Do the same when modifying insn notes.
22830 Use rtx_equal_p instead of == to compare the registers.
22831 (inherit_piecemeal_p): Take a mode and two register numbers
22833 (emit_reload_insns): Clear new_spill_reg_store for every hard
22834 register in the reload register. Remove spill registers
22835 from reg_reloaded_valid before considering whether to record
22836 inheritance information for them. Use reload_reg_rtx_for_output
22837 instead of reg_rtx when recording output reloads. Use
22838 reload_reg_rtx_for_input instead of reg_rtx when recording
22839 input reloads. Set or clear reg_reloaded_call_part_clobbered
22840 at the same time as setting reg_reloaded_valid.
22841 (delete_output_reload): Add a new_reload_reg parameter and use it
22842 instead of rld[j].reg_rtx.
22843 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22846 2008-03-25 Tom Tromey <tromey@redhat.com>
22848 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22849 (build/genattr.o): Likewise.
22850 (build/genattrtab.o): Likewise.
22851 (build/gencodes.o): Likewise.
22852 (build/genconfig.o): Likewise.
22853 (build/genconstants.o): Likewise.
22854 (build/genemit.o): Likewise.
22855 (build/genextract.o): Likewise.
22856 (build/genflags.o): Likewise.
22858 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22860 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22861 instead of size_int for integer types.
22862 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22863 to match type of MINUS_EXPR.
22865 2008-03-25 Tom Tromey <tromey@redhat.com>
22867 * configure: Rebuilt.
22868 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22871 2008-03-25 Tom Tromey <tromey@redhat.com>
22873 * config/x-solaris (host-solaris.o): Update.
22874 * config/x-linux (host-linux.o): Update.
22875 * config/x-hpux (host-hpux.o): Update.
22876 * config/x-darwin (host-darwin.o): Update.
22877 * config/v850/t-v850e (v850-c.o): Update.
22878 * config/v850/t-v850 (v850-c.o): Update.
22879 * config/t-vxworks (vxworks.o): Update.
22880 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22881 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22882 * config/spu/t-spu-elf (spu-c.o): Update.
22884 * config/sh/t-symbian (sh-c.o): Update.
22885 (symbian.o): Update.
22886 * config/sh/t-sh (sh-c.o): Update.
22887 * config/score/t-score-elf (score7.o, score3.o): Update.
22888 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22889 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22890 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22891 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22892 (rs6000.o): Remove.
22893 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22894 * config/m32c/t-m32c (m32c-pragma.o): Update.
22895 * config/ia64/t-ia64 (ia64-c.o): Update.
22896 * config/i386/x-mingw32 (host-mingw32.o): Update.
22897 * config/i386/x-i386 (driver-i386.o): Update.
22898 * config/i386/x-darwin (host-i386-darwin.o): Update.
22899 * config/i386/x-cygwin (host-cygwin.o): Update.
22900 * config/i386/t-nwld (nwld.o): Update.
22901 * config/i386/t-netware (netware.o): Update.
22902 * config/i386/t-interix (winnt.o): Update.
22903 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22904 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22905 msformat-c.o): Update.
22906 * config/bfin/t-bfin-linux (generated_files): Add
22907 linux-sysroot-suffix.h.
22908 * config/arm/t-wince-pe (pe.o): Update.
22909 * config/arm/t-strongarm-pe (pe.o): Update.
22910 * config/arm/t-pe (pe.o): Update.
22911 * config/arm/t-arm (arm-c.o): Update.
22912 * doc/install.texi (Prerequisites): Require make 3.80.
22913 * Makefile.in: Remove .o targets.
22914 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22915 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22916 (simple_generated_h, simple_generated_c): Move earlier.
22917 (generated_files): New variable.
22918 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22919 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22920 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22921 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22922 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22923 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22924 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22925 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22926 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22927 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22928 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22929 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22931 (COMPILE.base, COMPILE): New variables.
22932 (%.o): New pattern rule.
22933 (ALL_HOST_OBJS): New variable.
22934 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22935 (dummy-checksum.o, cc1-checksum.o): Remove.
22936 (DRIVER_SHLIB): New variable.
22937 (DRIVER_DEFINES): Use it.
22938 (gencondmd.c): Move out of build/.
22939 (s-conditions): Update.
22940 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22941 (ALL_BUILD_OBJS): Likewise.
22942 (build/%.o): Use BUILDCOMPILE.
22943 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22944 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22945 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22946 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22947 build/genconfig.o, build/genconstants.o, build/genemit.o,
22948 build/genextract.o, build/genflags.o, build/genmddeps.o,
22949 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22950 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22951 build/gen-protos.o, build/scan.o, build/fix-header.o,
22952 build/scan-decls.o): Simplify.
22953 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22954 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22955 prefix.o, toplev.o): Reduce to variable setting.
22956 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22957 ($(out_object_file), gcc-options.o): New targets.
22958 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22959 * configure: Rebuilt.
22960 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22961 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22963 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22965 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22966 complain when we hit an error, return ERROR_MARK_NODE.
22968 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22970 * config/sh/constraints.md (Pso, Psz): New constraints.
22971 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22972 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22974 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22976 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22977 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22979 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22981 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22982 (prefetch_sh2a): New.
22984 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22985 Naveen.H.S <naveen.hs@kpitcummins.com>
22987 * config/sh/constraints.md (I28): New constraint.
22988 * config/sh/sh.c (broken_move): Add support for movi20s.
22989 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22991 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22992 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22993 Naveen.H.S <naveen.hs@kpitcummins.com>
22995 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22996 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22997 (print_operand): Handle resbank in %@ operand code.
22998 (sh_encode_section_info): New.
22999 (push_regs): Add conditions for resbank.
23000 (sh_expand_epilogue): Likewise.
23001 (sh_insert_attributes): Likewise.
23002 (sh_attribute_table): Likewise.
23003 (sh_handle_resbank_handler_attribute): New.
23004 (sh2a_handle_function_vector_handler_attribute): New.
23005 (sh2a_is_function_vector_call): New.
23006 (sh2a_get_function_vector_number): New.
23007 (sh2a_function_vector_p): New.
23008 (sh_cfun_resbank_handler_p): New.
23009 * config/sh/sh.md (calli): Emit jsr/n if possible.
23010 (calli_tbr_rel): New.
23011 (calli_pcrel): Emit jsr/n if possible.
23012 (return_i): Emit rts/n if possible.
23013 (call_valuei_tbr_rel): New.
23014 (call_valuei_pcrel): Add condition for SH2A target.
23015 (call_value): Likewise.
23016 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23017 (sh2a_get_function_vector_number): Likewise.
23018 (sh2a_is_function_vector_call): Likewise.
23019 * doc/extend.texi: Document TBR relative addressing of SH2A.
23020 (resbank): Add description for SH2A.
23022 2008-03-24 Richard Guenther <rguenther@suse.de>
23025 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23026 pointer assignments change conversions according to middle-end rules.
23027 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23028 * configure.ac: Include type checking in yes.
23029 * configure: Regenerate.
23031 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23033 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23034 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23036 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23038 * gthr-vxworks.h (UNUSED): Define.
23040 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23042 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23044 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23046 * doc/extend.texi (Function Attributes): Add missing comma in the
23047 example of the "alloc_size" attribute.
23049 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23052 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23054 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23057 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23060 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23061 of the underlying type of a MS bitfield layout to the natural
23062 alignment of the type.
23064 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23066 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23067 to their natural alignment to avoid store forwarding stalls.
23069 2008-03-22 Richard Guenther <rguenther@suse.de>
23071 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23072 For PHI nodes verify the address is invariant.
23073 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23074 (get_symbol_constant_value): Use is_gimple_min_invariant.
23075 (maybe_fold_stmt_indirect): Likewise.
23077 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23079 PR rtl-optimization/33927
23080 * Makefile.in (dse.o): Depend on $(TM_P_H).
23081 * expr.h (extract_low_bits): Declare.
23082 * expmed.c (extract_low_bits): New function.
23083 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23084 * dse.c: Include tm_p.h.
23085 (find_shift_sequence): Remove the read_reg argument and return the
23086 read value. Emit the instructions instead of returning them.
23087 Iterate on new_mode rather than calculating it each time.
23088 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23089 source to NEW_MODE and extract_low_bits to convert the shifted
23090 value to READ_MODE.
23091 (replace_read): Allow the load and store to have different mode
23092 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23093 or extraction instructions before trying the replacement. Update
23094 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23096 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23098 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23099 to their natural alignment to avoid store forwarding stalls.
23101 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23104 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23105 encouraging but not allowing gprs for input;
23106 change the input constraint to !f#r.
23107 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23109 change the output constraint to !f#r.
23111 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23114 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23115 corresponding post-reload splitters.
23116 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23117 when x87 FP math is selected.
23118 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23119 New function prototype.
23120 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23121 unreachable function to ease macroization of insn patterns.
23123 2008-03-21 Martin Jambor <mjambor@suse.cz>
23125 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23126 reference dumps if ddr is NULL or dependence is unknown.
23128 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23130 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23131 unsigned extension into account.
23132 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23133 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23134 Do computations on a scratch register.
23136 2008-03-21 Richard Guenther <rguenther@suse.de>
23138 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23139 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23140 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23141 * tree-ssa-dom.c (record_equality): Likewise.
23142 * tree-inline.c (copy_body_r): Likewise.
23143 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23146 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23148 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23149 as 'delete_unused' argument.
23151 2008-03-20 Richard Guenther <rguenther@suse.de>
23153 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23154 special casing of constant qualifiers.
23155 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23156 care about them in general.
23157 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23158 regardless of their type.
23159 (fold_stmt_r): Forcefully fold *& if we end up with that.
23161 2008-03-20 Paul Brook <paul@codesourcery.com>
23163 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23164 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23166 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23168 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23169 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23171 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23173 * common.opt (Wmudflap): New option.
23174 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23175 (mx_register_decls): Likewise.
23176 (mudflap_finish_file): Likewise.
23177 * doc/invoke.texi: Document -Wno-mudflap.
23179 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23181 * c-format.c (replace_format_name_to_system_name): New.
23182 (cmp_attribs): New.
23183 (convert_format_name_to_system_name): New.
23184 (decode_format_attr): Add use of convert_format_name_to_system_name.
23185 (format_types_orig): Add gnu_ prefix to names.
23186 (check_format_info_main): Special treating of \0 escaped names for
23187 supporting multi-character format specifiers as I32, I64.
23188 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23189 (gnu_target_overrides_format_attributes): New.
23190 * c-format.h: Add structure target_ovr_attr to hold
23191 system specific formatter names.
23192 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23193 msformat-c.o file to c_target_objs and cxx_target_objs.
23194 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23195 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23196 (TARGET_N_FORMAT_TYPES): New.
23197 * config/i386/msformat-c.c: New.
23198 * config/i386/t-cygming: Add build rule for msformat-c.o.
23199 * doc/extend.texi: Add new format names gnu_* and ms_* and
23201 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23203 2008-03-20 Ira Rosen <irar@il.ibm.com>
23205 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23206 optimizations turned on under -O3.
23207 (ftree-vectorize): Add that the flag is turned on with -O3.
23209 2008-03-20 Ben Elliston <bje@au.ibm.com>
23211 * regmove.c (try_auto_increment): Fix spelling error in comment.
23212 * final.c (final_scan_insn): Likewise.
23214 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23217 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23218 allocator preferences for "y" and "r" class registers.
23219 ("*mov<mode>_internal"): Ditto.
23220 ("*movv2sf_internal_rex64"): Ditto.
23221 ("*movv2sf_internal"): Ditto.
23223 2008-03-19 Michael Matz <matz@suse.de>
23225 PR middle-end/35616
23226 * calls.c (expand_call): Check overlap of arguments with call
23227 address for sibcalls.
23229 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23232 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23233 of the underlying type of a MS bitfield layout to the natural
23234 alignment of the type.
23236 2008-03-19 Jan Hubicka <jh@suse.cz>
23239 * toplev.c (decode_d_option): Handle all CPP flags.
23240 * tree-vrp.c: Update tree_pass descriptors.
23241 * regrename.c: Update tree_pass descriptors.
23242 * fwprop.c: Update tree_pass descriptors.
23243 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23244 * tree-into-ssa.c: Update tree_pass descriptors.
23245 * tree-dump.c: Update tree_pass descriptors.
23246 * tree-complex.c: Update tree_pass descriptors.
23247 * tree-dump.h: Update tree_pass descriptors.
23248 * see.c: Update tree_pass descriptors.
23249 * cgraphbuild.c: Update tree_pass descriptors.
23250 * tracer.c: Update tree_pass descriptors.
23251 * tree-loop-distribution.c: Update tree_pass descriptors.
23252 * cgraph.c: Update tree_pass descriptors.
23253 * postreload-gcse.c: Update tree_pass descriptors.
23254 * postreload.c: Update tree_pass descriptors.
23255 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23256 * tree-tailcall.c: Update tree_pass descriptors.
23257 * tree-pass.h (tree_opt_pass): Rename to ...
23258 (opt_pass) ... this one; add "type" field and remove letter field.
23259 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23260 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23261 all_lowering_passes): Update declaration.
23262 * ipa-cp.c: Update tree_pass descriptors.
23263 * final.c: Update tree_pass descriptors.
23264 * omp-low.c: Update tree_pass descriptors.
23265 * tree-ssa-dse.c: Update tree_pass descriptors.
23266 * ipa-reference.c: Update tree_pass descriptors.
23267 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23268 * auto-inc-dec.c: Update tree_pass descriptors.
23269 * reorg.c: Update tree_pass descriptors.
23270 * cgraphunit.c: Update tree_pass descriptors.
23271 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23272 * tree-ssa-ccp.c: Update tree_pass descriptors.
23273 * df-core.c: Update tree_pass descriptors.
23274 * mode-switching.c: Update tree_pass descriptors.
23275 * tree-nomudflap.c: Update tree_pass descriptors.
23276 * modulo-sched.c: Update tree_pass descriptors.
23277 * ipa-pure-const.c: Update tree_pass descriptors.
23278 * cse.c: Update tree_pass descriptors.
23279 * web.c: Update tree_pass descriptors.
23280 * tree-stdarg.c: Update tree_pass descriptors.
23281 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23282 * tree-ssa-dom.c: Update tree_pass descriptors.
23283 * tree-nrv.c: Update tree_pass descriptors.
23284 * tree-ssa-alias.c: Update tree_pass descriptors.
23285 * loop-init.c: Update tree_pass descriptors.
23286 * gimple-low.c: Update tree_pass descriptors.
23287 * ipa-inline.c: Update tree_pass descriptors.
23288 * tree-ssa-sink.c: Update tree_pass descriptors.
23289 * global.c: Update tree_pass descriptors.
23290 * ifcvt.c: Update tree_pass descriptors.
23291 * jump.c: Update tree_pass descriptors.
23292 * predict.c: Update tree_pass descriptors.
23293 * tree-ssa-loop.c: Update tree_pass descriptors.
23294 * recog.c: Update tree_pass descriptors.
23295 * dse.c: Update tree_pass descriptors.
23296 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23297 * tree-eh.c: Update tree_pass descriptors.
23298 * regmove.c: Update tree_pass descriptors.
23300 * function.c: Update tree_pass descriptors.
23301 * tree-vectorizer.c: Update tree_pass descriptors.
23302 * gcse.c: Update tree_pass descriptors.
23303 * ipa-type-escape.c: Update tree_pass descriptors.
23304 * tree-if-conv.c: Update tree_pass descriptors.
23305 * init-regs.c: Update tree_pass descriptors.
23306 * ipa.c: Update tree_pass descriptors.
23307 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23308 * rtl-factoring.c: Update tree_pass descriptors.
23309 * lower-subreg.c: Update tree_pass descriptors.
23310 * bt-load.c: Update tree_pass descriptors.
23311 * tree-dfa.c: Update tree_pass descriptors.
23312 * except.c: Update tree_pass descriptors.
23313 * emit-rtl.c: Update tree_pass descriptors.
23314 * cfgexpand.c: Update tree_pass descriptors.
23315 * tree-cfgcleanup.c: Update tree_pass descriptors.
23316 * cfgcleanup.c: Update tree_pass descriptors.
23317 * tree-ssa-pre.c: Update tree_pass descriptors.
23318 * tree-sra.c: Update tree_pass descriptors.
23319 * tree-mudflap.c: Update tree_pass descriptors.
23320 * tree-ssa-copy.c: Update tree_pass descriptors.
23321 * cfglayout.c: Update tree_pass descriptors.
23322 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23323 * tree-ssa-dce.c: Update tree_pass descriptors.
23324 * tree-ssa.c: Update tree_pass descriptors.
23325 * regclass.c: Update tree_pass descriptors.
23326 * integrate.c: Update tree_pass descriptors.
23327 * tree-optimize.c: Update tree_pass descriptors.
23328 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23329 * tree-object-size.c: Update tree_pass descriptors.
23330 * combine.c: Update tree_pass descriptors.
23331 * tree-outof-ssa.c: Update tree_pass descriptors.
23332 * bb-reorder.c: Update tree_pass descriptors.
23333 * stack-ptr-mod.c: Update tree_pass descriptors.
23334 * var-tracking.c: Update tree_pass descriptors.
23335 * tree-profile.c: Update tree_pass descriptors.
23336 * tree-vect-generic.c: Update tree_pass descriptors.
23337 * reg-stack.c: Update tree_pass descriptors.
23338 * sched-rgn.c: Update tree_pass descriptors.
23339 * tree-ssa-structalias.c: Update tree_pass descriptors.
23340 * tree-cfg.c: Update tree_pass descriptors.
23341 * passes.c (current_pass): Update declaration.
23342 (finish_optimization_passes): Update.
23343 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23344 (register_one_dump_file, register_dump_files_1, next_pass_1):
23346 (init_optimization_passes): Update handling of new types.
23347 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23348 * ipa-struct-reorg.c: Update tree_pass descriptors.
23349 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23350 * combine-stack-adj.c: Update tree_pass descriptors.
23351 * cfgrtl.c: Update tree_pass descriptors.
23352 * dce.c: Update tree_pass descriptors.
23353 * tree-ssanames.c: Update tree_pass descriptors.
23355 2008-03-19 Richard Guenther <rguenther@suse.de>
23357 PR middle-end/35609
23358 * tree-ssa.c (walk_data): New structure.
23359 (warn_uninitialized_var): If not always_executed warn with "maybe"
23361 (execute_early_warn_uninitialized): Compute post-dominators.
23362 Initialize always_executed before processing each basic block.
23364 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23367 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23368 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23370 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23372 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23374 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23376 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23378 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23379 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23380 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23381 target after ignore has been set, and move there also the commputation
23382 of subtarget and original_target.
23383 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23384 (LANG_HOOKS_INITIALIZER): Remove it.
23385 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23387 2008-03-18 Richard Guenther <rguenther@suse.de>
23389 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23390 found an expression with constants, note that in the VN for the lhs.
23391 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23392 fold them to constants if possible. Run cleanup_cfg if done so.
23393 (execute_pre): Return todo.
23394 (do_pre): Likewise.
23395 (execute_fre): Likewise.
23396 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23398 (get_prop_source_stmt): Look through pointer conversions.
23400 2008-03-18 Jan Hubicka <jh@suse.cz>
23402 * tree-pretty-print.c: Include predict.h.
23403 (dump_generic_node): Dump predictor.
23404 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23405 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23406 * gimple-low.c (lower_stmt): Likewise.
23407 * expr.c (expand_expr_real): Likewise.
23408 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23410 (build_predict_expr, build_predict_expr): New.
23411 * predict.h (predictor_name, build_predict_expr): Update.
23412 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23413 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23414 * predict.def (PRED_CONTINUE): Update hitrate.
23415 * tree.def (PREDICT_EXPR): Define.
23416 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23417 do not handle BIND_EXPR.
23418 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23419 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23420 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23423 2008-03-18 Michael Matz <matz@suse.de>
23425 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23427 2008-03-18 Richard Guenther <rguenther@suse.de>
23429 * tree-gimple.h (is_gimple_invariant_address): Declare.
23430 (is_gimple_constant): Likewise.
23431 * tree-gimple.c (is_gimple_constant): New function.
23432 (is_gimple_invariant_address): Likewise.
23433 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23434 and is_gimple_invariant_address.
23435 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23437 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23438 an addressable base.
23440 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23442 PR middle-end/35611
23443 * gimplify.c (gimplify_expr): Gimplify second operand of
23446 2008-03-17 Richard Guenther <rguenther@suse.de>
23448 PR tree-optimization/19637
23449 * fold-const.c (fold_unary): Remove restrictions of removing
23450 intermediate pointer-conversions (P2)(P1)P0.
23451 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23452 conversion to void pointer.
23453 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23455 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23458 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23459 emulated thread local variables.
23461 2008-03-16 Richard Guenther <rguenther@suse.de>
23463 PR middle-end/35607
23464 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23465 expand TREE_INVARIANT operations that are not gimple invariant.
23467 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23469 * doc/extend.texi (Alignment): Say that the ABI controls
23470 the __alignof__ for non-strict-alignment targets rather
23471 than being a recommendation.
23473 2008-03-15 Paul Brook <paul@codesourcery.com>
23475 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23477 (arm_output_fn_unwind): Mark functions that can not be unwound.
23479 2008-03-15 Paul Brook <paul@codesourcery.com>
23481 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23482 extension instructions.
23484 2008-03-15 Richard Guenther <rguenther@suse.de>
23486 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23487 and fold constant aggregate refs.
23488 (fold_const_aggregate_ref): Handle string constants
23489 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23490 (evaluate_stmt): Simplify now that ccp_fold folds constant
23493 2008-03-15 Paul Brook <paul@codesourcery.com>
23495 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23496 (extzv): Use gen_extzv_t2.
23497 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23499 2008-03-15 Richard Guenther <rguenther@suse.de>
23501 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23502 (fold_const_aggregate_ref): Likewise.
23503 (get_value): Return NULL if we don't have any values.
23504 (ccp_finalize): Set const_val to NULL after freeing it.
23505 * tree-flow.h (get_symbol_constant_value): Declare.
23506 (fold_const_aggregate_ref): Likewise.
23507 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23509 2008-03-15 Richard Guenther <rguenther@suse.de>
23511 PR middle-end/35593
23512 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23513 to not produce negative array indices if not allowed. Add
23514 parameter to indicate that.
23515 (maybe_fold_offset_to_component_ref): Allow negative array
23516 indices only for the first member of a structure.
23517 (maybe_fold_offset_to_reference): Allow negative array indices.
23518 (maybe_fold_stmt_addition): Likewise.
23520 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23521 Anatoly Sokolov <aesok@post.ru>
23523 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23524 (avr_arch): Add ARCH_AVR6.
23525 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23526 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23527 instead of fixed value 2.
23528 (print_operand_address): Use gs() asm specifier instead of pm().
23529 (avr_assemble_integer): (Ditto.).
23530 (avr_output_addr_vec_elt): (Ditto.).
23531 (print_operand): Handle "!" code.
23532 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23533 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23534 (AVR_HAVE_EIJMP_EICALL): Define.
23535 (AVR_3_BYTE_PC): Redefine.
23536 (AVR_2_BYTE_PC): (Ditto.).
23537 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23538 (LINK_SPEC): Add atmega2560 and atmega2561.
23539 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23541 * config/avr/avr.md (call_insn): Use eicall instead of icall
23542 for 3 byte PC devices.
23543 (call_value_insn): (Ditto.).
23544 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23545 (indirect_jump): Use only for for 2 byte PC devices.
23546 (*tablejump): (Ditto.).
23547 (*indirect_jump_avr6): Add insn.
23548 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23549 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23550 instead of ijmp for 3 byte PC devices.
23551 (__tablejump2__): (Ditto.).
23552 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23553 (MULITLIB_DIRNAMES): (Ditto.).
23554 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23556 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23558 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23559 "sse2_umulsidi3". Use V1DI mode for operand 0.
23560 ("mmx_psadbw"): Use V1DI mode for operand 0.
23561 * config/i386/i386-modes.def (V1SI): New vector mode.
23562 * config/i386/i386.c (struct builtin_description)
23563 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23564 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23565 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23566 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23567 v1di_ftype_v8qi_v8qi type.
23568 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23570 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23571 __builtin_ia32_pmuludq]: Fix the mode of return value.
23573 2008-03-15 Richard Guenther <rguenther@suse.de>
23575 PR middle-end/35595
23576 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23579 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23581 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23582 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23583 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23584 unless TARGET_SERIALIZE_VOLATILE is enabled.
23585 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23586 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23587 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23589 2008-03-14 Richard Guenther <rguenther@suse.de>
23591 PR tree-optimization/34172
23592 * tree-flow.h (refs_may_alias_p): Declare.
23593 (get_single_def_stmt): Likewise.
23594 (get_single_def_stmt_from_phi): Likewise.
23595 (get_single_def_stmt_with_phi): Likewise.
23596 * tree-dfa.c (refs_may_alias_p): New function.
23597 (get_single_def_stmt): Likewise.
23598 (get_single_def_stmt_from_phi): Likewise.
23599 (get_single_def_stmt_with_phi): Likewise.
23600 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23601 (vn_reference_lookup_1): New helper function.
23602 (vn_reference_lookup): Walk the virtual use-def chain to
23603 continue searching for a match if the def does not alias the
23604 reference we are looking for.
23606 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23608 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23609 archive and Perzl. Update The Written Word listing.
23611 2008-03-14 Richard Guenther <rguenther@suse.de>
23613 PR tree-optimization/34043
23614 PR tree-optimization/33989
23615 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23617 (bitmap_find_leader): Use extra argument to verify dominance
23618 relationship inside a basic-block.
23619 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23620 (find_leader_in_sets): Adjust.
23621 (create_component_ref_by_pieces): Take extra argument for
23622 dominance check, handle lookup failures.
23623 (find_or_generate_expression): Likewise.
23624 (create_expression_by_pieces): Likewise.
23625 (insert_into_preds_of_block): Adjust.
23626 (create_value_expr_from): If asked for, verify all operands
23627 are in the blocks AVAIL_OUT set.
23628 (make_values_for_stmt): Check for SSA_NAMEs that are life
23629 over an abnormal edge.
23630 (compute_avail): Remove such check.
23631 (do_SCCVN_insertion): New function.
23632 (eliminate): If we do not find a leader suitable for replacement
23633 insert a replacement expression from SCCVN if available.
23634 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23635 (struct vn_ssa_aux): Add needs_insertion flag.
23636 * tree-ssa-sccvn.c (may_insert): New global flag.
23637 (copy_reference_ops_from_ref): Value-number union member access
23638 based on its size, not type and member if insertion is allowed.
23639 (visit_reference_op_load): For a weak match from union type
23640 punning lookup a view-converted value and insert a SSA_NAME
23641 for that value if that is not found.
23642 (visit_use): Make dumps shorter. Do not disallow value numbering
23643 SSA_NAMEs that are life over an abnormal edge to constants.
23644 (free_scc_vn): Release inserted SSA_NAMEs.
23645 (run_scc_vn): New flag to specify whether insertion is allowed.
23646 Process SSA_NAMEs in forward order.
23647 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23648 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23649 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23650 pointer type to/from integral types that do not change the
23651 precision to regular conversions.
23653 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23655 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23656 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23657 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23658 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23659 input arguments and the mode of return value. Built-in functions
23660 that operate on whole 64-bit MMX register now use V1DI mode.
23662 2008-03-13 Alon Dayan <alond@il.ibm.com>
23663 Olga Golovanevsky <olga@il.ibm.com>
23665 PR tree-optimization/35041
23666 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23667 to locate the right position in a statement.
23669 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23673 * config/i386/xmmintrin.h: Change all static inline functions to
23674 extern inline and add __gnu_inline__ attribute.
23675 * config/i386/bmintrin.h: Ditto.
23676 * config/i386/smmintrin.h: Ditto.
23677 * config/i386/tmmintrin.h: Ditto.
23678 * config/i386/mmintrin-common.h: Ditto.
23679 * config/i386/ammintrin.h: Ditto.
23680 * config/i386/emmintrin.h: Ditto.
23681 * config/i386/pmmintrin.h: Ditto.
23682 * config/i386/mmintrin.h: Ditto.
23683 * config/i386/mm3dnow.h: Ditto.
23685 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23687 PR middle-end/35185
23688 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23689 (lower_omp_2): New function.
23690 (lower_omp_1, lower_omp): Rewritten.
23692 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23695 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23696 with the phrase "Microsoft Windows compilers".
23697 (Push/Pop Macro Pragmas): New subsection. Document
23698 #pragma push_macro and pragma pop_macro.
23700 2008-03-12 Paul Brook <paul@codesourcery.com>
23702 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23704 2008-03-12 Paul Brook <paul@codesourcery.com>
23706 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23707 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23708 (thumb2_addsi_shortim): Rename ...
23709 (thumb2_addsi_short): ... to this. Allow register operands.
23710 (thumb2_subsi_short): New pattern.
23711 (thumb2_one_cmplsi2_short,
23712 thumb2_negsi2_short): New patterns and peepholes.
23714 2008-03-12 Paul Brook <paul@codesourcery.com>
23716 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23718 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23720 * config/i386/i386.md (int_cond): New code iterator.
23722 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23723 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23724 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23725 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23726 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23727 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23728 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23729 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23731 2008-03-12 Paul Brook <paul@codesourcery.com>
23733 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23734 instead of {arm,thumb}_compute_save_reg_mask.
23735 (output_return_instruction): Ditto.
23736 (thumb_unexpanded_epilogue): Ditto.
23737 (thumb1_expand_prologue): Ditto.
23738 (thumb1_output_function_prologue): Ditto.
23739 (arm_set_return_address): Ditto.
23740 (thumb_set_return_address): Ditto.
23741 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23742 regs to achieve stack alignment.
23743 (thumb1_compute_save_reg_mask): Fix compiler warning.
23744 (arm_output_epilogue): Use offsets->saved_regs_mask.
23745 Adjust stack pointer by poping call clobered registers.
23746 (arm_expand_prologue): Use offsets->saved_regs_mask.
23747 Adjust stack pointer by pushing extra registers.
23748 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23750 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23753 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23754 conversion to the operands of a multiplication.
23756 2008-03-12 Richard Guenther <rguenther@suse.de>
23758 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23759 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23760 * timevar.def (TV_TREE_PHIPROP): Add.
23761 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23762 pass description. Use TV_TREE_PHIPROP.
23763 * tree-ssa-forwprop.c: Remove phiprop code.
23765 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23767 PR middle-end/35549
23768 * omp-low.c (maybe_lookup_decl): Constify first argument.
23769 (use_pointer_for_field): Change last argument from bool to
23770 omp_context *. Disallow shared copy-in/out in nested
23771 parallel if decl is shared in outer parallel too.
23772 (build_outer_var_ref, scan_sharing_clauses,
23773 lower_rec_input_clauses, lower_copyprivate_clauses,
23774 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23776 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23777 Ira Rosen <irar@il.ibm.com>
23779 * tree-vectorizer.c (free_stmt_vec_info): New function.
23780 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23781 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23782 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23783 * tree-vect-transform.c (vectorizable_conversion): Free
23784 vec_oprnds0 if it was allocated.
23785 (vect_permute_store_chain): Remove unused VECs.
23786 (vectorizable_store): Free VECs that are allocated in the..
23788 (vect_transform_strided_load, vectorizable_load): Likewise.
23789 (vect_remove_stores): Simplify the code.
23790 (vect_transform_loop): Move code to vect_remove_stores().
23791 Call vect_remove_stores() and free_stmt_vec_info().
23793 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23795 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23796 TARGET_HPUX. Revise comment.
23797 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23798 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23799 Use sr4 variant of `be' instruction when not generating PIC code.
23800 (attr_length_call): Adjust for above change.
23802 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23804 * ipa-reference.c (static_execute): Remove module_statics_const and
23805 associated setting code.
23807 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23810 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23811 predicate for operand 1.
23812 (paritysi2_cmp): Use register_operand predicate for operand 2.
23813 Use earlyclobber modifier for operand 1. Remove support for
23815 (paritydi2_cmp): Use register_operand predicate for operand 3.
23816 Use earlyclobber modifier for operand 1. Remove support for
23819 2008-03-11 Paul Brook <paul@codesourcery.com>
23820 Vladimir Prus <vladimir@codesourcery.com>
23822 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23823 (arm_compute_save_reg0_reg12_mask): Always
23824 check if register 11 must be saved. Always safe hard frame pointer
23825 when frame_pointer_needeed.
23826 (arm_compute_save_reg_mask): Save IP and PC
23827 only with apcs frames.
23828 (arm_output_epilogue): Adjust Thumb2 codepath to
23829 be also invoked and work for ARM non-apcs frames.
23830 (arm_expand_prologue): Don't bother saving IP
23831 for non-apcs frame, since it's not clobbered by
23832 prologue code. Implement non-apcs frame
23835 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23837 PR rtl-optimization/35281
23838 * expr.c (convert_move): Use a new pseudo for the intermediate
23839 from_mode->word_mode result.
23841 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23843 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23844 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23845 * toplev.c (compile_file): Don't call it.
23847 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23849 PR middle-end/35526
23850 * expr.c (store_expr): Call emit_block_move if the mode
23851 of "temp" RTX is BLKmode.
23853 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23854 Richard Guenther <rguenther@suse.de>
23856 PR tree-optimization/31358
23857 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23858 the step with a NULL_TREE.
23859 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23860 to sizetype if type is a pointer type.
23861 (add_candidate_1): Don't convert the base and step to
23862 the generic type if the orginal type is a pointer type.
23863 (add_iv_value_candidates): Use sizetype for the step
23864 if type is a pointer type.
23865 (cand_value_at): Likewise.
23866 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23868 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23869 Don't convert the tem affine to the type.
23870 (add_elt_to_tree): Use sizetype for the step if a pointer.
23871 Use POINTER_PLUS_EXPR for pointers.
23872 (aff_combination_to_tree): Use sizetype for the step if a
23875 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23877 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23878 Remove commutativity hint.
23880 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23884 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23885 errorneous type. Check that v is a VAR_DECL.
23887 PR middle-end/35099
23888 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23890 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23892 PR tree-optimization/35494
23893 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23894 may be overriden at link and run time.
23896 2008-03-10 Richard Guenther <rguenther@suse.de>
23898 PR tree-optimization/34677
23899 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23900 (poolify_tree): Likewise.
23901 (modify_expr_template): Likewise.
23902 (poolify_modify_stmt): Likewise.
23903 (insert_fake_stores): Handle all component-ref style stores
23904 in addition to INDIRECT_REF. Also handle complex types.
23905 Do not poolify the inserted load.
23906 (realify_fake_stores): Do not rebuild the tree but only
23907 make it a SSA_NAME copy.
23908 (init_pre): Remove initialzation of modify_expr_template.
23909 Do not allocate modify_expr_node_pool.
23910 (fini_pre): Do not free modify_expr_node_pool.
23912 2008-03-10 Paul Brook <paul@codesourcery.com>
23914 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23915 to avoid conflicts.
23917 2008-03-10 Paul Brook <paul@codesourcery.com>
23918 Mark Shinwell <shinwell@codesourcery.com>
23920 * config/arm/cortex-r4.md: New.
23921 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23923 * config/arm/arm.md: Include cortex-r4.md.
23924 (insn): Add smmls, sdiv and udiv values.
23925 (generic_sched): Don't use generic scheduling for Cortex-R4.
23926 (arm_issue_rate): New function.
23927 (TARGET_SCHED_ISSUE_RATE): Define.
23929 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23931 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23933 2008-03-10 Richard Guenther <rguenther@suse.de>
23935 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23936 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23938 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23940 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23941 Set default to true.
23943 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23945 * c.opt (Wsynth): Deprecate.
23946 * doc/invoke.texi (Option Summary, Warning Options): Document
23947 -Wno-format-contains-nul.
23949 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23952 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23953 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23955 2008-03-09 Ira Rosen <irar@il.ibm.com>
23957 * config/rs6000/rs6000.c (builtin_description): Rename vector
23958 left shift operations.
23959 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23960 (altivec_vsl<VI_char>): Rename to ...
23961 (ashl<mode>3): ... new name.
23962 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23964 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23966 2008-03-08 Richard Guenther <rguenther@suse.de>
23968 * coverage.h (tree_coverage_counter_addr): Declare.
23969 * coverage.c (tree_coverage_counter_addr): New function.
23970 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23971 before using again.
23972 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23973 (tree_gen_one_value_profiler): Likewise.
23974 (tree_gen_ic_profiler): Likewise.
23975 (tree_gen_average_profiler): Likewise.
23976 (tree_gen_ior_profiler): Likewise.
23978 2008-03-08 Richard Guenther <rguenther@suse.de>
23980 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23981 (vn_binary_op_insert): Likewise.
23982 (vn_unary_op_lookup): Likewise.
23983 (vn_unary_op_insert): Likewise.
23984 (vn_nary_op_lookup): Declare.
23985 (vn_nary_op_insert): Likewise.
23986 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23987 and binary hashes, use a single obstack for unary_op_pool
23988 and binary_op_pool.
23989 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23990 a single struct vn_nary_op_s. Store tree code length and
23991 a variable number of operands.
23992 (struct vn_reference_op_struct): Remove unused op2.
23993 (vn_reference_op_eq): Do not compare op2.
23994 (vn_reference_op_compute_hash): Do not compute hash of op2.
23995 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23996 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23997 with vn_nary_op_compute_hash.
23998 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23999 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24001 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24003 (visit_unary_op): Call nary functions.
24004 (visit_binary_op): Likewise.
24005 (process_scc): Adjust for struct vn_tables_s changes.
24006 (allocate_vn_table): Likewise.
24007 (free_vn_table): Likewise.
24008 * tree-vn.c (vn_add): Call nary functions.
24009 (vn_lookup): Likewise.
24011 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24014 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24015 wdst back after sync_compare_and_swapqhi_internal.
24017 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24020 * config/i386/i386-modes.def (V1DI): New vector mode.
24021 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24022 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24023 (MMXMODE248): Ditto.
24024 (MMXMODE): Add V1DI mode.
24025 (mmxvecsize): Change DI mode to V1DI mode.
24026 ("mov<mode>): Use MMXMODEI8 mode iterator.
24027 ("*mov<mode>_internal_rex64"): Ditto.
24028 ("*mov<mode>_internal"): Ditto.
24029 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24030 ("mmx_sub<mode>3"): Ditto.
24031 ("mmx_adddi3"): Remove insn pattern.
24032 ("mmx_subdi3"): Ditto.
24033 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24034 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24035 ("mmx_ashl<mode>3"): Ditto.
24036 ("mmx_lshrdi3"): Remove insn pattern.
24037 ("mmx_ashldi3"): Ditto.
24038 * config/i386/i386.c (classify_argument): Handle V1DImode.
24039 (function_arg_advance_32): Ditto.
24040 (function_arg_32): Ditto.
24041 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24042 mmx_addv1di3 insn pattern.
24043 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24044 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24045 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24046 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24047 Remove definitions of built-in functions.
24048 (V1DI_type_node): New node.
24049 (v1di_ftype_v1di_int): Ditto.
24050 (v1di_ftype_v1di_v1di): Ditto.
24051 (v2si_ftype_v2si_si): Ditto.
24052 (v4hi_ftype_v4hi_di): Remove node.
24053 (v2si_ftype_v2si_di): Ditto.
24054 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24055 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24056 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24057 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24058 Add new builtins using def_builtin_const.
24059 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24060 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24061 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24062 * config/i386/mmintrin.h (__v1di): New typedef.
24063 (_mm_add_si64): Cast arguments to __v1di type.
24064 (_mm_sub_si64): Ditto.
24065 (_mm_sll_pi16): Cast __count to __v4hi type.
24066 (_mm_sll_pi32): Cast __count to __v2si type.
24067 (_mm_sll_si64): Cast arguments to __v1di type.
24068 (_mm_srl_pi16): Cast __count to __v4hi type.
24069 (_mm_srl_pi32): Cast __count to __v2si type.
24070 (_mm_srl_si64): Cast arguments to __v1di type.
24071 (_mm_sra_pi16): Cast __count to __v4hi type.
24072 (_mm_sra_pi32): Cast __count to __v2si type.
24073 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24074 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24075 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24076 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24077 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24078 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24079 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24080 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24081 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24082 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24083 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24084 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24086 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24088 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24090 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24093 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24094 reg+const addressing for Altivec modes. Don't generate reg+reg
24095 addressing for TFmode or TDmode quantities.
24097 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24099 * c-common.c (vector_types_convertible_p): Call langhook
24100 instead of comptypes.
24102 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24105 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24106 integral and scalar float variables which have a
24109 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24111 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24112 dwarf_register_span hook when emitting unwind information for
24113 register-to-memory saves.
24114 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24115 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24117 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24119 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24120 for the same VAR_DECL.
24122 2008-03-06 Tom Tromey <tromey@redhat.com>
24124 * treelang: Delete.
24125 * doc/standards.texi (Standards): Don't mention treelang.
24126 * doc/invoke.texi (Overall Options): Don't mention treelang.
24127 * doc/install.texi (Prerequisites): Don't mention bison or
24129 (Configuration): Don't mention treelang.
24130 (Building): Likewise.
24131 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24133 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24135 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24136 word-extractions out of a multi-word object.
24138 2008-03-06 Richard Guenther <rguenther@suse.de>
24140 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24141 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24142 result type and precision.
24143 * expr.c (get_inner_reference): Set unsignedp based on the result
24144 type of BIT_FIELD_REF.
24145 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24146 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24147 (try_instantiate_multiple_fields): Likewise. Use the correct type
24149 (sra_build_assignment): Likewise.
24150 (sra_build_elt_assignment): Likewise.
24151 (sra_explode_bitfield_assignment): Likewise.
24152 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24153 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24154 set BIT_FIELD_REF_UNSIGNED.
24155 (vectorizable_load): Likewise.
24157 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24159 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24162 2008-03-06 Richard Guenther <rguenther@suse.de>
24164 * alias.c (struct alias_set_entry): Move has_zero_child field
24165 to pack with alias_set.
24167 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24169 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24172 2008-03-05 Ian Lance Taylor <iant@google.com>
24174 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24176 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24178 * fwprop.c (update_df): Support width and offset parameters of
24180 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24181 global_conflicts): Change DF_REF_EXTRACT to either
24182 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24183 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24184 * df-scan.c (df_ref_record, df_defs_record,
24185 df_ref_create_structure, df_def_record_1, df_uses_record,
24186 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24187 df_bb_refs_collect, df_entry_block_defs_collect,
24188 df_exit_block_uses_collect): Support new width and offset fields.
24189 (ref_extract_pool): New storage pool.
24190 (df_free_ref): New function.
24191 (df_reg_chain_unlink, df_free_collection_rec,
24192 df_sort_and_compress_refs): Call df_free_ref.
24193 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24195 (df_ref_create_structure): Allocate df_ref_extract if offset and
24196 width fields are used.
24197 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24198 (df_uses_record): Get offset and width from ZERO_EXTRACT
24200 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24201 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24202 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24203 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24204 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24205 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24206 (df_ref_extract): New structure.
24207 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24208 (df_ref_create): Add width and offset parameters.
24210 2008-03-05 Richard Guenther <rguenther@suse.de>
24212 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24213 Use ranges_overlap_p.
24214 (offset_overlaps_with_access): Rename
24215 to ranges_overlap_p and move ...
24216 * tree-flow-inline.h (ranges_overlap_p): ... here.
24218 * tree.h (get_inner_reference, handled_component_p): Update
24221 * tree.h (record_component_aliases, get_alias_set,
24222 alias_sets_conflict_p, alias_sets_must_conflict_p,
24223 objects_must_conflict_p): Move declarations ...
24224 * alias.h (record_component_aliases, get_alias_set,
24225 alias_sets_conflict_p, alias_sets_must_conflict_p,
24226 objects_must_conflict_p): ... here.
24227 Include coretypes.h.
24228 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24230 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24232 * cfg.c: Include tree-flow.h.
24233 (remove_edge_raw): Call redirect_edge_var_map_clear.
24234 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24235 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24236 (redirect_edge_var_map_result): New.
24237 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24238 PENDING_STMT use with redirect_edge_var_map_*.
24239 * tree-ssa.c (edge_var_maps): New definition.
24240 (redirect_edge_var_map_add): New.
24241 (redirect_edge_var_map_clear): New.
24242 (redirect_edge_var_map_dup): New.
24243 (redirect_edge_var_map_vector): New.
24244 (redirect_edge_var_map_destroy): New.
24245 (ssa_redirect_edge): Replace PENDING_STMT use with
24246 redirect_edge_var_map_*.
24247 (flush_pending_stmts): Same.
24248 (delete_tree_ssa): Destroy edge var map.
24249 * tree-flow.h (struct _edge_var_map): New.
24250 Define edge_var_map vector type.
24251 Declare redirect_edge_var_map_* prototypes.
24252 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24253 * tree-cfg.c (reinstall_phi_args): Replace
24254 PENDING_STMT use with redirect_edge_var_map_*.
24256 2008-03-05 Richard Guenther <rguenther@suse.de>
24258 PR tree-optimization/35472
24259 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24260 whose single use_stmt has a overlapping set of loaded and
24261 stored symbols as that use_stmt might be a noop assignment then.
24263 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24265 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24267 2008-03-05 Richard Guenther <rguenther@suse.de>
24270 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24271 should be constants.
24272 * tree-cfg.c (verify_expr): Verify it.
24273 * fold-const.c (fold_truthop): Remove code generating
24274 BIT_FIELD_REFs of structure bases.
24275 (fold_binary): Likewise.
24276 (fold_ternary): Position and size of BIT_FIELD_REFs are
24277 always host integers.
24278 (make_bit_field_ref): Remove.
24279 (optimize_bit_field_compare): Remove.
24280 (all_ones_mask_p): Remove.
24282 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24285 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24286 (split_block_and_df_analyze): New. Split basic block and rebuild
24288 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24290 (split_pattern_seq): Likewise.
24291 (erase_matching_seqs): Likewise.
24292 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24294 2008-03-04 Geoff Keating <geoffk@apple.com>
24296 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24297 declaration and code.
24298 (tree_invalid_nonnegative_warnv_p): Likewise.
24300 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24302 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24303 examples. Truncate option-names then causing overfull hbox.
24305 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24308 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24310 * configure: Rebuilt.
24312 2008-03-04 Rafael Espíndola <espindola@google.com>
24314 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24315 (tree_unary_nonnegative_warnv_p): New.
24316 (tree_binary_nonnegative_warnv_p): New.
24317 (tree_single_nonnegative_warnv_p): New.
24318 (tree_invalid_nonnegative_warnv_p): New.
24319 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24321 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24324 * opts.c (handle_option): Postpone 'unknown option' errors only for
24327 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24330 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24333 2008-03-04 Rafael Espíndola <espindola@google.com>
24335 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24336 (tree_binary_nonzero_warnv_p): New.
24337 (tree_single_nonzero_warnv_p): New.
24338 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24340 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24342 PR middle-end/35456
24343 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24344 transformations for modes that have signed zeros.
24345 * ifcvt.c (noce_try_abs): Ditto.
24347 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24349 * config/i386/i386.c (override_options): Force
24350 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24352 2008-03-04 Jan Hubicka <jh@suse.cz>
24355 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24358 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24360 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24361 label to probe the stack.
24363 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24365 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24366 (__gthr_win32_mutex_destroy): Declare.
24367 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24368 __gthr_win32_mutex_destroy.
24369 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24371 2008-03-03 Jan Hubicka <jh@suse.cz>
24374 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24375 aggressive on inlining cold calls.
24377 2008-03-03 Richard Guenther <rguenther@suse.de>
24379 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24380 struct copies into the expression table.
24381 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24382 (try_to_simplify): Likewise.
24383 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24384 integral and pointer arguments which do not change the
24385 precision to NOP_EXPRs.
24386 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24387 VIEW_CONVERT_EXPR case.
24389 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24391 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24392 defined in a loop at depth 0 is invariant.
24393 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24394 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24395 be called at loop depth 0.
24397 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24400 * gcc.c (process_command): Update copyright notice dates.
24401 * gcov.c (print_version): Likewise.
24402 * gcov-dump.c (print_version): Likewise.
24403 * mips-tfile.c (main): Likewise.
24404 * mips-tdump.c (main): Likewise.
24406 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24409 * c-common.c (flag_permissive): Delete.
24410 (constant_expression_warnings): Check flags first.
24411 (constant_expression_error): New.
24412 * c-common.h (flag_permissive): Delete.
24413 (constant_expression_error): Declare.
24414 * flags.h (flag_permissive): Declare. Update description.
24415 * diagnostic.c (pedwarn): Update.
24417 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24418 (permissive_error_kind): New.
24419 * toplev.c (flag_permissive): Define. Update description.
24420 * toplev.h (permissive_error_kind): Declare.
24421 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24422 (pedwarn_c90): Use pedantic_warning_kind.
24423 * c-opts.c (c_common_post_options): flag_permissive does not affect
24424 flag_pedantic_errors.
24426 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24428 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24429 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24430 __absvsi2, __absvDI2): Use unsigned arithmetic.
24432 2008-03-02 Andi Kleen <ak@suse.de>
24433 Richard Guenther <rguenther@suse.de>
24435 * struct-equiv.c: Remove file.
24436 * cfg_cleanup.c (condjump_equiv_p): Remove.
24437 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24438 (struct-equiv.o): Remove rule.
24439 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24440 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24441 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24443 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24445 * ifcvt.c (noce_process_if_block): Try to handle only the then
24446 block if the else block exists but isn't suitable.
24448 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24451 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24452 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24453 regression from previous patch.
24455 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24458 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24460 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24461 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24462 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24463 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24464 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24465 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24466 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24467 (__gthread_mutex_destroy_function): Rename to
24468 __gthread_mutex_destroy.
24469 * gthr-dce.h (__gthread_mutex_destroy): Call
24470 pthread_mutex_destroy.
24471 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24472 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24473 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24475 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24477 * df-scan.c (df_ref_chain_change_bb): Simplify.
24478 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24479 set_block_for_insn if there's any change.
24480 * df.h ((df_insn_change_bb): Fix prototype.
24481 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24482 df_insn_change_bb, don't call set_block_for_insn.
24483 * emit-rtl.c (reorder_insns): Likewise.
24484 * haifa-sched.c (move_insn): Likewise.
24486 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24488 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24490 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24492 * tree-flow-inline.h (next_readonly_imm_use): Return
24493 NULL_USE_OPERAND_P after the end.
24495 2008-03-01 Richard Guenther <rguenther@suse.de>
24497 PR tree-optimization/35411
24498 * tree-sra.c (sra_build_assignment): Split conversion to
24499 final type to a separate statement if we are not assigning
24502 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24504 * fold-const.c (fold_convertible_p): Correct the logic to follow
24505 that in fold_convert().
24507 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24510 * tree-inline.c (build_duplicate_type): When we make a
24511 duplicate type, make it unique in the canonical types system.
24513 2008-02-29 Tom Tromey <tromey@redhat.com>
24515 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24516 input_file_stack_history, input_file_stack_restored): Remove.
24517 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24518 * input.h (struct file_stack): Remove.
24519 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24520 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24522 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24524 (diagnostic_last_module_changed): Add 'map' argument.
24525 (diagnostic_set_last_function): Likewise.
24526 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24527 line map, not input_file_stack.
24528 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24530 2008-02-29 Paul Brook <paul@codesourcery.com>
24532 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24534 2008-02-29 Paul Brook <paul@codesourcery.com>
24536 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24538 2008-02-29 Richard Guenther <rguenther@suse.de>
24540 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24542 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24543 value for comparing for a store match.
24544 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24545 (try_to_simplify): Do not do a full-blown reference lookup.
24547 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24549 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24550 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24552 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24554 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24556 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24557 strides against cache sizes.
24559 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24561 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24564 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24566 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24567 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24568 is smaller than the original promoted value.
24569 (simplify_subreg): If OP is a SUBREG, try to preserve its
24570 SUBREG_PROMOTED_VAR_P information.
24572 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24574 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24575 (VN_INFO_GET): Allocate new objects on the obstack.
24576 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24577 for rpo_numbers_temp, for consistency.
24578 (free_scc_vn): Free the obstack.
24580 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24582 * doc/invoke.texi: Document -ftree-loop-distribution.
24583 * tree-loop-distribution.c: New.
24584 * tree-pass.h (pass_loop_distribution): New.
24585 * graphds.h (struct graph): Add htab_t indices.
24586 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24587 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24588 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24589 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24590 * tree-data-ref.c (debug_data_dependence_relations): New.
24591 (dump_data_dependence_relation): Also print data references.
24592 (free_data_ref): Extern.
24593 (same_access_functions): Moved...
24594 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24595 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24596 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24597 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24598 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24599 (stmts_from_loop): Skip LABEL_EXPR.
24600 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24602 (build_rdg): Initialize rdg->indices htab.
24603 (free_rdg, stores_from_loop, ref_base_address,
24604 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24605 have_similar_memory_accesses_1, ref_base_address_1,
24606 remove_similar_memory_refs): New.
24607 * tree-data-ref.h: Depend on tree-chrec.h.
24608 (debug_data_dependence_relations, free_data_ref): Declared.
24609 (same_access_functions): ... here.
24610 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24612 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24613 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24614 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24615 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24616 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24617 rdg_vertex_for_stmt): Declared.
24618 (struct rdg_edge): Add level.
24620 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24621 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24623 (rdg_has_similar_memory_accesses): New.
24624 * tree-vect-analyze.c: Remove unused static decls.
24625 * lambda.h (dependence_level): New.
24626 * common.opt (ftree-loop-distribution): New.
24627 * tree-flow.h (mark_virtual_ops_in_bb,
24628 slpeel_tree_duplicate_loop_to_edge_cfg,
24629 rename_variables_in_loop): Declared.
24630 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24631 (OBJS-common): Add tree-loop-distribution.o.
24632 (tree-loop-distribution.o): New rule.
24633 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24634 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24635 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24637 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24640 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24641 other than structures and unions.
24643 2008-02-28 Richard Guenther <rguenther@suse.de>
24646 2008-02-26 Richard Guenther <rguenther@suse.de>
24648 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24649 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24650 (lookup_decl_from_uid): Declare.
24651 (remove_decl_from_map): Likewise.
24652 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24653 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24654 (decl_for_uid_map): New global hashtable mapping DECL_UID
24656 (init_ttree): Allocate it.
24657 (insert_decl_to_uid_decl_map): New helper function.
24658 (make_node_stat): Insert new decls into the map.
24659 (copy_node_stat): Likewise.
24660 (lookup_decl_from_uid): New function.
24661 (remove_decl_from_map): Likewise.
24662 (print_decl_for_uid_map_statistics): New helper.
24663 (dump_tree_statistics): Call it.
24665 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24666 (referenced_var_iterator): Adjust.
24667 (FOR_EACH_REFERENCED_VAR): Adjust.
24668 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24669 (num_referenced_vars): Adjust.
24670 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24671 (first_referenced_var): Remove.
24672 (end_referenced_vars_p): Likewise.
24673 (next_referenced_var): Likewise.
24674 (referenced_var_iterator_set): New helper function.
24675 * tree-dfa.c (referenced_var_lookup): Adjust.
24676 (referenced_var_check_and_insert): Likewise.
24677 (remove_referenced_var): Likewise.
24678 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24679 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24680 (verify_call_clobbering): Likewise.
24681 (verify_memory_partitions): Likewise.
24682 (init_tree_ssa): Allocate bitmap instead of hashtable for
24684 (delete_tree_ssa): Adjust.
24685 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24686 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24687 (compute_tag_properties): Likewise.
24688 (set_initial_properties): Likewise.
24689 (find_partition_for): Likewise.
24690 (update_reference_counts): Likewise.
24691 (dump_may_aliases_for): Likewise.
24692 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24693 (add_call_clobber_ops): Likewise.
24694 (add_call_read_ops): Likewise.
24695 (get_asm_expr_operands): Likewise.
24696 * tree-into-ssa.c (dump_decl_set): Likewise.
24697 (update_ssa): Likewise.
24698 * tree-sra.c (scan_function): Likewise.
24699 (decide_instantiations): Likewise.
24700 (scalarize_parms): Likewise.
24701 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24702 (dsa_named_for): Likewise.
24703 * tree-ssa-structalias.c (update_alias_info): Likewise.
24704 (merge_smts_into): Likewise.
24706 2008-02-27 David Daney <ddaney@avtrex.com>
24709 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24710 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24711 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24712 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24713 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24715 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24718 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24719 (BUILT_IN_NEXTTOWARD): Remove.
24720 (BUILT_IN_NEXTTOWARDF): Ditto.
24721 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24722 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24724 2008-02-27 Tom Tromey <tromey@redhat.com>
24726 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24727 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24729 2008-02-27 Jan Beulich <jbeulich@novell.com>
24731 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24732 update the respective field on newdecl.
24734 2008-02-27 Revital Eres <eres@il.ibm.com>
24736 PR rtl-optimization/34999
24737 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24738 crossing edges that ends with a call insn.
24739 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24740 call insn and clear the EDGE_CROSSING flag of the crossing edge
24741 when fixing fallthru edges.
24743 2008-02-27 Richard Guenther <rguenther@suse.de>
24745 PR middle-end/35390
24746 * fold-const.c (fold_unary): Return the correct argument,
24747 converted to the result type.
24749 2008-02-27 Richard Guenther <rguenther@suse.de>
24751 PR middle-end/34971
24752 * expr.c (expand_expr_real_1): Assert on rotates that operate
24754 * fold-const.c (fold_binary): Use the types precision, not the
24755 bitsize of the mode if folding rotate expressions. Build rotates
24756 only for full modes.
24758 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24760 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24761 and CPP_PRAGMA_EOL.
24762 * c-pragma.c (pragma_ns_name): New typedef.
24763 (registered_pp_pragmas): New variable.
24764 (c_pp_lookup_pragma): New function.
24765 (c_register_pragma_1): If flag_preprocess_only, do nothing
24766 for non-expanded pragmas, for expanded ones push pragma's
24767 namespace and name into registered_pp_pragmas vector.
24768 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24769 flag_preprocess_only, don't register GCC pch_preprocess
24770 pragma if flag_preprocess_only.
24771 * c-opts.c (c_common_init): Call init_pragma even if
24772 flag_preprocess_only.
24773 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24774 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24775 cpp_register_pragma if flag_preprocess_only.
24777 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24780 * c-parser.c (c_parser_translation_unit): Warn for empty
24781 translation unit, not empty source file.
24783 2008-02-26 Paul Brook <paul@codesourcery.com>
24785 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24786 operand for Thumb-2.
24787 * config/arm/arm.h (reg_class): Add CORE_REGS.
24788 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24789 (BASE_REG_CLASS): Use CORE_REGS.
24790 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24791 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24792 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24793 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24794 ARM_REGNO_OK_FOR_INDEX_P.
24795 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24796 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24797 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24798 (ldm/stm peepholes): Ditto.
24799 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24800 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24801 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24802 * config/arm/constraints.md: Enable "k" constraint on ARM.
24804 2008-02-27 Ben Elliston <bje@au.ibm.com>
24806 * config/rs6000/rs6000.c: Annotate cache line size field in all
24807 instances of struct processor_costs.
24809 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24811 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24812 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24813 jump_bypass): New counters.
24814 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24815 * dce.c (gate_ud_dce): Same.
24816 (gate_fast_dce): Same.
24817 * dse.c (gate_dse1): New function.
24818 (gate_dse2): New function.
24819 (gate_dse): Merge results of new gate functions.
24820 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24821 (gate_handle_jump_bypass): Add dbg_cnt.
24822 (gate_handle_gcse): Add dbg_cnt.
24823 * ifcvt.c (gate_handle_if_conversion): Same.
24824 (gate_handle_if_after_combine): Same.
24825 (gate_handle_if_after_reload): Same.
24826 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24828 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24830 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24832 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24834 2008-02-26 Jason Merrill <jason@redhat.com>
24837 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24838 alone if it's the naming decl for the type's main variant.
24840 2008-02-26 Tom Tromey <tromey@redhat.com>
24842 * system.h (USE_MAPPED_LOCATION): Poison.
24843 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24844 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24845 (make_goto_expr_edges): Likewise.
24846 (remove_bb): Likewise.
24847 (execute_warn_function_return): Likewise.
24848 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24850 * c-common.c (fname_decl): Remove old location code.
24851 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24853 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24855 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24856 (gen_rtx_ASM_INPUT): Likewise.
24857 (gen_rtx_ASM_INPUT_loc): Likewise.
24858 (get_rtx_asm_OPERANDS): Remove.
24859 * cfglayout.c (insn_locators_alloc): Remove old location code.
24860 (set_curr_insn_source_location): Likewise.
24861 (curr_insn_locator): Likewise.
24862 * print-tree.c (print_node): Remove old location code.
24863 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24864 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24865 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24866 location_from_locus.
24867 (construct_exit_block): Remove old location code.
24868 * emit-rtl.c (force_next_line_note): Remove old location code.
24869 * profile.c (branch_prob): Remove old location code.
24870 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24871 LOC_LINE): Remove old-location variants.
24872 * langhooks.c (lhd_print_error_function): Remove old location
24874 * configure, config.in: Rebuilt.
24875 * configure.ac (--enable-mapped-location): Remove.
24876 * c-decl.c (c_init_decl_processing): Remove old location code.
24877 (finish_function): Likewise.
24878 * recog.c (decode_asm_operands): Remove old location code.
24879 * c-pch.c (c_common_read_pch): Remove old location code.
24880 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24882 * gimple-low.c (lower_function_body): Remove old location code.
24883 * toplev.c (unknown_location): Remove.
24884 (push_srcloc): Remove old-location variant.
24885 (process_options): Remove old location code.
24886 (lang_dependent_init): Likewise.
24887 * input.h (UNKNOWN_LOCATION): Move definition.
24888 (location_t): Undeprecate.
24889 (source_locus): Remove.
24890 (location_from_locus): Remove.
24891 (struct location_s): Remove.
24892 Remove all old-location code.
24893 (input_line, input_filename): Remove.
24894 * final.c (final_scan_insn): Remove old location code.
24895 * diagnostic.c (diagnostic_build_prefix): Remove
24896 USE_MAPPED_LOCATION test.
24897 * tree.h (gimple_stmt) <locus>: Now a location_t.
24898 (tree_exp) <locus>: Likewise.
24899 (DECL_IS_BUILTIN): Remove old-location variant.
24900 (annotate_with_file_line, annotate_with_locus): Likewise.
24901 (expr_locus, set_expr_locus): Update.
24902 * tree.c (build1_stat): Remove old location code.
24903 (last_annotated_node): Remove.
24904 (annotate_with_file_line): Remove old-location variant.
24905 (annotate_with_locus): Likewise.
24906 (expr_location): Remove old location code.
24907 (set_expr_location): Likewise.
24908 (expr_has_location): Likewise.
24909 (expr_locus): Likewise.
24910 (set_expr_locus): Likewise.
24911 (expr_filename): Don't use location_from_locus.
24912 (expr_lineno): Likewise.
24913 * rtl-error.c (location_for_asm): Remove old location code.
24914 * c-lex.c (cb_line_change): Remove old location code.
24915 (fe_file_change): Likewise.
24916 (cb_def_pragma): Likewise.
24917 (c_lex_with_flags): Likewise.
24918 * gengtype.c (do_typedef): Don't special-case location types.
24919 (define_location_structures): Remove.
24920 (main): Don't call define_location_structures.
24921 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24924 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24927 * builtins.def (BUILT_IN_STDARG_START): Remove.
24928 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24929 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24930 * tree-inline.c (inline_forbidden_p_1): Likewise.
24932 2008-02-26 Richard Guenther <rguenther@suse.de>
24934 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24935 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24936 (lookup_decl_from_uid): Declare.
24937 (remove_decl_from_map): Likewise.
24938 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24939 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24940 (decl_for_uid_map): New global hashtable mapping DECL_UID
24942 (init_ttree): Allocate it.
24943 (insert_decl_to_uid_decl_map): New helper function.
24944 (make_node_stat): Insert new decls into the map.
24945 (copy_node_stat): Likewise.
24946 (lookup_decl_from_uid): New function.
24947 (remove_decl_from_map): Likewise.
24948 (print_decl_for_uid_map_statistics): New helper.
24949 (dump_tree_statistics): Call it.
24951 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24952 (referenced_var_iterator): Adjust.
24953 (FOR_EACH_REFERENCED_VAR): Adjust.
24954 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24955 (num_referenced_vars): Adjust.
24956 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24957 (first_referenced_var): Remove.
24958 (end_referenced_vars_p): Likewise.
24959 (next_referenced_var): Likewise.
24960 (referenced_var_iterator_set): New helper function.
24961 * tree-dfa.c (referenced_var_lookup): Adjust.
24962 (referenced_var_check_and_insert): Likewise.
24963 (remove_referenced_var): Likewise.
24964 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24965 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24966 (verify_call_clobbering): Likewise.
24967 (verify_memory_partitions): Likewise.
24968 (init_tree_ssa): Allocate bitmap instead of hashtable for
24970 (delete_tree_ssa): Adjust.
24971 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24972 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24973 (compute_tag_properties): Likewise.
24974 (set_initial_properties): Likewise.
24975 (find_partition_for): Likewise.
24976 (update_reference_counts): Likewise.
24977 (dump_may_aliases_for): Likewise.
24978 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24979 (add_call_clobber_ops): Likewise.
24980 (add_call_read_ops): Likewise.
24981 (get_asm_expr_operands): Likewise.
24982 * tree-into-ssa.c (dump_decl_set): Likewise.
24983 (update_ssa): Likewise.
24984 * tree-sra.c (scan_function): Likewise.
24985 (decide_instantiations): Likewise.
24986 (scalarize_parms): Likewise.
24987 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24988 (dsa_named_for): Likewise.
24989 * tree-ssa-structalias.c (update_alias_info): Likewise.
24990 (merge_smts_into): Likewise.
24992 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24995 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24996 * c-opts.c (c_common_handle_option): Wall enables
24997 Wvolatile-register-var.
24998 * common.opt: Move Wvolatile-register-var to...
25001 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25003 * common.opt (Wlarger-than=): New.
25004 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25006 * opts.c (common_handle_option): Handle -Wlarger-than=.
25007 * optc-gen.awk: Likewise.
25008 * opth-gen.awk: Likewise.
25009 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25010 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25012 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25014 * c-common.c (match_case_to_enum_1): Add appropriate
25015 OPT_W* parameter to warning.
25016 (c_do_switch_warnings): Likewise.
25017 * c-typeck.c (warning_init): Add one more parameter following
25018 'warning' function.
25019 (push_init_level): Update call to warning_init.
25020 (pop_init_level): Likewise.
25021 (add_pending_init): Likewise.
25022 (output_init_element: Likewise.
25024 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25027 * toplev.c (toplev_main): If there are warnings or error, print
25028 errors for ignored options.
25029 * opts.c (ignored_options): New static variable.
25030 (postpone_unknown_option_error): New.
25031 (print_ignored_options): New.
25032 (handle_option): Postpone errors for unknown -Wno-* options.
25033 * opts.h (print_ignored_options): Declare.
25035 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25037 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25040 2008-02-25 Richard Guenther <rguenther@suse.de>
25043 2008-02-25 Richard Guenther <rguenther@suse.de>
25045 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25046 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25047 (lookup_decl_from_uid): Declare.
25048 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25049 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25050 (decl_for_uid_map): New global hashtable mapping DECL_UID
25052 (init_ttree): Allocate it.
25053 (insert_decl_to_uid_decl_map): New helper function.
25054 (make_node_stat): Insert new decls into the map.
25055 (copy_node_stat): Likewise.
25056 (lookup_decl_from_uid): New function.
25057 (print_decl_for_uid_map_statistics): New helper.
25058 (dump_tree_statistics): Call it.
25060 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25061 (referenced_var_iterator): Adjust.
25062 (FOR_EACH_REFERENCED_VAR): Adjust.
25063 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25064 (num_referenced_vars): Adjust.
25065 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25066 (first_referenced_var): Remove.
25067 (end_referenced_vars_p): Likewise.
25068 (next_referenced_var): Likewise.
25069 (referenced_var_iterator_set): New helper function.
25070 * tree-dfa.c (referenced_var_lookup): Adjust.
25071 (referenced_var_check_and_insert): Likewise.
25072 (remove_referenced_var): Likewise.
25073 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25074 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25075 (verify_call_clobbering): Likewise.
25076 (verify_memory_partitions): Likewise.
25077 (init_tree_ssa): Allocate bitmap instead of hashtable for
25079 (delete_tree_ssa): Adjust.
25080 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25081 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25082 (compute_tag_properties): Likewise.
25083 (set_initial_properties): Likewise.
25084 (find_partition_for): Likewise.
25085 (update_reference_counts): Likewise.
25086 (dump_may_aliases_for): Likewise.
25087 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25088 (add_call_clobber_ops): Likewise.
25089 (add_call_read_ops): Likewise.
25090 (get_asm_expr_operands): Likewise.
25091 * tree-into-ssa.c (dump_decl_set): Likewise.
25092 (update_ssa): Likewise.
25093 * tree-sra.c (scan_function): Likewise.
25094 (decide_instantiations): Likewise.
25095 (scalarize_parms): Likewise.
25096 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25097 (dsa_named_for): Likewise.
25098 * tree-ssa-structalias.c (update_alias_info): Likewise.
25099 (merge_smts_into): Likewise.
25101 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25104 * doc/invoke.texi (-fcx-limited-range): Document new option.
25105 * toplev.c (process_options): Handle -fcx-fortran-rules.
25106 * common.opt: Add documentation for -fcx-fortran-rules.
25108 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25111 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25112 actual behaviour and C99.
25114 2008-02-26 Ben Elliston <bje@au.ibm.com>
25116 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25117 (ASM_CPU_POWER6_SPEC): Likewise.
25118 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25119 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25120 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25122 2008-02-25 Richard Guenther <rguenther@suse.de>
25124 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25125 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25126 (lookup_decl_from_uid): Declare.
25127 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25128 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25129 (decl_for_uid_map): New global hashtable mapping DECL_UID
25131 (init_ttree): Allocate it.
25132 (insert_decl_to_uid_decl_map): New helper function.
25133 (make_node_stat): Insert new decls into the map.
25134 (copy_node_stat): Likewise.
25135 (lookup_decl_from_uid): New function.
25136 (print_decl_for_uid_map_statistics): New helper.
25137 (dump_tree_statistics): Call it.
25139 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25140 (referenced_var_iterator): Adjust.
25141 (FOR_EACH_REFERENCED_VAR): Adjust.
25142 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25143 (num_referenced_vars): Adjust.
25144 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25145 (first_referenced_var): Remove.
25146 (end_referenced_vars_p): Likewise.
25147 (next_referenced_var): Likewise.
25148 (referenced_var_iterator_set): New helper function.
25149 * tree-dfa.c (referenced_var_lookup): Adjust.
25150 (referenced_var_check_and_insert): Likewise.
25151 (remove_referenced_var): Likewise.
25152 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25153 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25154 (verify_call_clobbering): Likewise.
25155 (verify_memory_partitions): Likewise.
25156 (init_tree_ssa): Allocate bitmap instead of hashtable for
25158 (delete_tree_ssa): Adjust.
25159 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25160 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25161 (compute_tag_properties): Likewise.
25162 (set_initial_properties): Likewise.
25163 (find_partition_for): Likewise.
25164 (update_reference_counts): Likewise.
25165 (dump_may_aliases_for): Likewise.
25166 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25167 (add_call_clobber_ops): Likewise.
25168 (add_call_read_ops): Likewise.
25169 (get_asm_expr_operands): Likewise.
25170 * tree-into-ssa.c (dump_decl_set): Likewise.
25171 (update_ssa): Likewise.
25172 * tree-sra.c (scan_function): Likewise.
25173 (decide_instantiations): Likewise.
25174 (scalarize_parms): Likewise.
25175 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25176 (dsa_named_for): Likewise.
25177 * tree-ssa-structalias.c (update_alias_info): Likewise.
25178 (merge_smts_into): Likewise.
25180 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25183 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25184 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25185 * alias.h (nonoverlapping_memrefs_p): Likewise.
25187 2008-02-25 Jan Beulich <jbeulich@novell.com>
25189 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25190 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25191 __emultls_get_address, __emultls_register_common,
25192 __floatundi?f, and _Unwind_GetIPInfo.
25193 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25194 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25195 (gen_regparm_prefix): Likewise.
25196 (i386_nlm_encode_section_info): Sync with
25197 config/i386/winnt.c:i386_pe_encode_section_info().
25198 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25199 i386_nlm_mangle_decl_assembler_name): New.
25200 (netware_override_options): New.
25201 * config/i386/netware.h (netware_override_options): Declare.
25202 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25203 (i386_nlm_mangle_decl_assembler_name): Declare.
25204 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25206 2008-02-25 Ben Elliston <bje@au.ibm.com>
25209 * c-decl.c (grokdeclarator): Remove unused local variables
25210 `typedef_type' and `type_as_written'.
25212 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25213 unused local variable `has_hot_blocks'.
25214 (fix_crossing_conditional_branches): Remove unused local variable
25217 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25219 PR middle-end/19984
25220 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25221 using DEF_C99_BUILTIN.
25222 (BUILT_IN_NANF): Ditto.
25223 (BUILT_IN_NANL): Ditto.
25225 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25226 Revital Eres <eres@il.ibm.com>
25228 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25229 regarding the order of two dependent insns in the same row.
25231 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25233 * stor-layout.c (layout_decl): Do not bump the alignment of a
25234 bit-field to more than byte alignment if it is packed.
25236 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25238 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25241 2008-02-24 Diego Novillo <dnovillo@google.com>
25243 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25246 * tree-vrp.c (vrp_evaluate_conditional): With
25247 -Wtype-limits, emit a warning when comparing against a
25248 constant outside the natural range of OP0's type.
25249 * c.opt (Wtype-limits): Move ...
25250 * common.opt (Wtype-limits): ... here.
25252 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25254 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25255 * config/rs6000/e300c2c3.md: New file.
25256 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25258 (rs6000_override_options): Add e300c2 and e300c3 cases to
25259 processor_target_table. Do not allow usage of Altivec or Spe
25260 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25261 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25262 * config/rs6000/rs6000.h (processor_type): Add
25263 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25264 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25265 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25266 and ppce300c3. Include e300c2c3.md.
25268 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25270 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25271 instead of TARGET_STRICT_ALIGN.
25273 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25275 * explow.c (memory_address): Assert that the generated address is
25278 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25281 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25282 * config/darwin-ppc-ldouble-patch.def: New file.
25283 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25284 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25285 SUBTARGET_INIT_BUILTINS if defined.
25286 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25289 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25292 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25293 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25295 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25298 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25299 file" warning condtional on -Winvalid-PCH.
25301 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25303 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25305 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25309 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25310 prevent reload from using MMX registers.
25311 (*mov<mode>_internal): Ditto.
25312 (*movv2sf_internal_rex64): Ditto.
25313 (*movv2sf_internal): Ditto.
25315 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25317 PR documentation/31569
25318 * doc/install.texi2html: Use makeinfo --no-number-sections.
25320 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25322 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25323 ensure that we can address an entire entity > 8 bytes. Don't
25324 generate reg+reg addressing for such data.
25326 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25328 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25329 strings when optimizing for size, unless the target cares about
25332 2008-02-22 Tom Tromey <tromey@redhat.com>
25334 * regclass.c (current_pass): Remove declaration.
25336 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25338 * config/avr/libgcc.S (__RAMPZ__): Define.
25339 (__do_copy_data): Add for devices with 128KB code memory.
25341 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25343 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25345 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25347 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25349 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25352 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25355 * c-typeck.c (build_binary_op): Warn about floating point
25356 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25358 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25361 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25362 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25364 (rs6000_override_options): Set altivec_abi as default, not override,
25365 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25366 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25367 is used; use new member spe_abi.
25368 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25369 spe_abi and altivec_abi.
25371 2008-02-22 Tomas Bily <tbily@suse.cz>
25373 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25375 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25378 * config.build (build_file_translate): Set to `CMD //c' only if
25380 * Makefile.in (build_file_translate): Improve comment.
25382 2008-02-21 Jan Hubicka <jh@suse.cz>
25384 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25385 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25386 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25388 2008-02-21 Michael Matz <matz@suse.de>
25391 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25393 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25395 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25396 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25397 as insn constraint.
25398 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25399 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25400 SSE_VEC_FLOAT_MODE_P as insn constraint.
25401 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25402 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25403 sse4a_movntdf using MODEF mode iterator.
25404 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25405 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25406 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25407 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25408 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25409 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25410 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25412 2008-02-21 Richard Guenther <rguenther@suse.de>
25414 * tree.def (PAREN_EXPR): New tree code.
25415 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25417 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25418 * expr.c (expand_expr_real_1): Likewise.
25419 * tree-inline.c (estimate_num_insns_1): Likewise.
25420 * tree-complex.c (expand_complex_move): Likewise.
25421 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25424 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25427 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25429 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25432 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25434 * config/sh/sh.c (find_barrier): Don't go past
25435 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25437 2008-02-20 DJ Delorie <dj@redhat.com>
25439 * config/h8300/h8300.md (insv): Force source operand to be a register.
25441 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25442 as a jump, not as a plain insn.
25444 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25446 * doc/invoke.texi (Warning Options): Add new option
25447 -Wframe-larger-than=.
25448 (-Wframe-larger-than): Document.
25450 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25451 Add declarations for new option variables.
25453 * final.c (final_start_function): Check the frame size
25454 before emission and issue a Wframe-larger-than warning.
25456 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25457 Add definitions for new option variables.
25458 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25460 * common.opt (Wframe-larger-than=): New option.
25462 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25464 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25465 (<sse>_div<mode>3): Ditto.
25466 (<sse>_vmdiv<mode>3): Ditto.
25467 (<sse>_vmsqrt<mode>2): Ditto.
25468 (*smax<mode>3): Ditto.
25469 (sse5_frcz<mode>2): Ditto.
25470 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25471 as insn constraint.
25473 2008-02-20 Richard Guenther <rguenther@suse.de>
25475 PR middle-end/35265
25476 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25477 be happy with INTEGRAL_TYPE_P.
25479 2008-02-20 Richard Guenther <rguenther@suse.de>
25481 * fold-const.c (split_tree): Associate floatig-point expressions
25482 if flag_associative_math is set.
25484 2008-02-20 Richard Guenther <rguenther@suse.de>
25486 * tree.h (fold_real_zero_addition_p): Declare.
25487 * fold-const.c (fold_real_zero_addition_p): Export.
25488 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25489 floating-point operations with zero and one.
25491 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25493 * doc/install.texi: Correct references to CFLAGS, replacing them
25494 with BOOT_CFLAGS. Document flags used during bootstrap for
25497 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25499 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25500 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25501 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25503 (smin<mode>3): Ditto from similar patterns.
25504 (smax<mode>3): Ditto.
25505 (*ieee_smin<mode>3): Ditto.
25506 (*ieee_smax<mode>3): Ditto.
25507 * config/i386/sse.md (sse): New mode attribute.
25508 (mov<mode>): Macroize expander from movv4sf and movv2df using
25509 SSEMODEF2P mode iterator.
25510 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25511 SSE_VEC_FLOAT_MODE_P as insn constraint.
25512 (storent<mode>): Ditto.
25513 (storent<mode>): Macroize expander from storentsf and storentdf using
25514 MODEF mode iterator.
25515 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25516 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25517 (abs<mode>2): Ditto from similar patterns.
25518 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25519 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25520 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25521 (<sse>_vmsqrt<mode>2): Ditto.
25522 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25523 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25524 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25525 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25526 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25527 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25528 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25530 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25531 iterator and SSE_FLOAT_MODE_P as insn constraint.
25532 (<sse>_ucomi): Ditto from similar patterns.
25533 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25534 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25535 SSE_VEC_FLOAT_MODE_P as insn constraint.
25536 (vcond<mode>): Ditto from similar patterns.
25537 (and<mode>3, *and<mode>3): Ditto.
25538 (<sse>_nand<mode>3): Ditto.
25539 (ior<mode>3, *ior<mode>3): Ditto.
25540 (xor<mode>3, *xor<mode>3): Ditto.
25541 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25542 iterator and SSE_FLOAT_MODE_P as insn constraint.
25543 (*nand<mode>3): Ditto from similar patterns.
25544 (*ior<mode>3): Ditto.
25545 (*xor<mode>3): Ditto.
25547 2008-02-20 Ira Rosen <irar@il.ibm.com>
25549 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25550 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25551 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25553 2008-02-19 Jan Hubicka <jh@suse.cz>
25555 * predict.c (tree_bb_level_predictions): Remove variable next
25556 mistakely introduced by previous commit.
25558 2008-02-19 Jan Hubicka <jh@suse.cz>
25560 * predict.c (predict_paths_leading_to): Rewrite.
25561 (predict_paths_for_bb): New.
25562 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25564 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25567 * Makefile.in (build_file_translate): New.
25568 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25569 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25570 * configure.ac (build_file_translate): Substitute it.
25571 * configure: Regenerate.
25573 2008-02-19 Jan Hubicka <jh@suse.cz>
25575 PR rtl-optimization/34408
25576 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25579 2008-02-19 Jan Hubicka <jh@suse.cz>
25581 PR middle-end/28779
25582 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25585 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25588 * config/i386/i386-modes.def: Revert the last DI alignment
25589 change until Ada people can look into it.
25591 2008-02-19 Nick Clifton <nickc@redhat.com>
25593 * opts.c (print_specific_help): Fix typo in --help text.
25595 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25598 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25599 32-bit inline asm without asm alternatives for host GCC < 3.0.
25601 2008-02-19 Richard Guenther <rguenther@suse.de>
25603 PR tree-optimization/34989
25604 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25605 Allow propagation to INDIRECT_REF if we can simplify only.
25607 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25609 * c-common.c (warn_for_collisions_1): Use appropriate option when
25612 2008-02-19 Nick Clifton <nickc@redhat.com>
25615 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25616 (handle_options): Fix indentation.
25617 (print_filtered_help): If no language-specific options were
25618 displayed tell the user how to list all the options supported by
25619 the language's front-end.
25620 (print_specific_help): Fix indentation and remove duplicate line.
25621 (common_handle_option): Handle the -v option.
25622 For --help enable the display of undocumented options if the -v
25623 switch has been included on the command line.
25624 For --help= check for overlaps in the arguments between the option
25625 classes and the language names and issue a warning when they
25626 cannot be disambiguated.
25627 * c.opt (v): Pass on to the common option handler.
25629 2008-02-19 Revital Eres <eres@il.ibm.com>
25631 * modulo-sched.c (sms_schedule): Change dump message when
25632 create_ddg function fails.
25633 (try_scheduling_node_in_cycle): Rename row to cycle.
25634 (print_partial_schedule): Rename CYCLE to ROW.
25636 2008-02-19 Christian Bruel <christian.bruel@st.com>
25637 Zdenek Dvorak <ook@ucw.cz>
25639 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25641 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25644 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25645 (*x86_movdicc_0_m1_se): Ditto.
25647 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25649 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25650 (CMPtype): Define as __gcc_CMPtype.
25651 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25652 (CMPtype): Define as __gcc_CMPtype.
25654 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25656 Support valgrind 3.3 for --enable-checking=valgrind.
25657 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25659 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25660 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25661 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25662 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25663 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25664 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25665 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25667 * ggc-zone.c: Similar.
25668 * ggc-page.c: Similar.
25670 2008-02-19 Paul Brook <paul@codesourcery.com>
25673 * config/arm/ieee754-df.S: Fix do_it typo.
25674 * config/arm/ieee754-sf.S: Fix do_it typo.
25676 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25679 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25680 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25681 (OPTION_MASK_ISA_SSE_SET): Likewise.
25682 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25683 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25684 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25685 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25686 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25687 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25688 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25689 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25690 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25691 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25692 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25693 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25694 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25695 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25696 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25697 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25698 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25699 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25700 (OPTION_MASK_ISA_SSE4): Removed.
25701 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25702 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25703 (override_options): Don't turn on implied SSE/MMX bits in
25706 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25708 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25711 2008-02-18 Joey Ye <joey.ye@intel.com>
25713 PR middle-end/34921
25714 * tree-nested.c (insert_field_into_struct): Set type alignment
25715 to field alignment if the former is less than the latter.
25717 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25719 * BASE-VER: Set to 4.4.0.
25721 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25723 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25724 * doc/cfg.texi: Likewise.
25725 * doc/extend.texi: Likewise.
25726 * doc/gty.texi: Likewise.
25727 * doc/invoke.texi: Likewise.
25728 * doc/loop.texi: Likewise.
25729 * doc/md.texi: Likewise.
25730 * doc/passes.texi: Likewise.
25731 * doc/rtl.texi: Likewise.
25732 * doc/sourcebuild.texi: Likewise.
25733 * doc/tm.texi: Likewise.
25734 * doc/tree-ssa.texi: Likewise.
25736 2008-02-17 Richard Guenther <rguenther@suse.de>
25738 PR middle-end/35227
25739 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25740 without default definition.
25742 2008-02-17 Richard Guenther <rguenther@suse.de>
25744 PR tree-optimization/35231
25745 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25748 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25751 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25752 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25753 libgcc_cmp_return mode.
25755 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25758 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25760 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25762 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25765 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25767 * doc/c-tree.texi: Use `@.' where appropriate.
25768 * doc/extend.texi: Likewise.
25769 * doc/install.texi: Likewise.
25770 * doc/invoke.texi: Likewise.
25771 * doc/loop.texi: Likewise.
25772 * doc/makefile.texi: Likewise.
25773 * doc/md.texi: Likewise.
25774 * doc/passes.texi: Likewise.
25775 * doc/standards.texi: Likewise.
25776 * doc/tm.texi: Likewise.
25778 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25780 PR middle-end/35196
25781 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25783 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25784 rather than in entry_bb.
25786 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25788 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25789 libgcc_cmp_return mode.
25791 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25793 PR middle-end/35130
25794 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25795 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25797 2008-02-15 Richard Guenther <rguenther@suse.de>
25798 Zdenek Dvorak <ook@ucw.cz>
25800 PR tree-optimization/35164
25801 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25802 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25803 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25804 Only propagate addresses which do not have abnormal SSA_NAMEs
25807 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25810 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25812 2008-02-15 Jan Hubicka <jh@suse.cz>
25814 PR middle-end/35149
25815 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25817 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25819 PR middle-end/34621
25820 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25821 when calculating alignment_pad.
25823 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25825 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25826 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25827 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25828 and STACK_BOUNDARY define.
25830 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25832 PR preprocessor/35061
25833 * c-pragma.c (handle_pragma_pop_macro): Check that
25834 pushed_macro_table has been allocated.
25836 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25838 PR middle-end/35136
25839 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25840 (force_gimple_operand): Likewise.
25841 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25842 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25843 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25844 (find_interesting_uses_address): Check addressability and alignment
25845 of the base expression only after substituting bases of IVs into it.
25847 2008-02-14 Michael Matz <matz@suse.de>
25850 * function.c (instantiate_virtual_regs_in_insn): Reload address
25851 before falling back to reloading the whole operand.
25853 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25855 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25856 before the first section switch note.
25858 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25860 * doc/bugreport.texi: Update copyright years.
25861 * doc/c-tree.texi: Likewise.
25862 * doc/cfg.texi: Likewise.
25863 * doc/cpp.texi: Likewise.
25864 * doc/cppinternals.texi: Likewise.
25865 * doc/fragments.texi: Likewise.
25866 * doc/frontends.texi: Likewise.
25867 * doc/gcc.texi: Likewise.
25868 * doc/gty.texi: Likewise.
25869 * doc/hostconfig.texi: Likewise.
25870 * doc/implement-c.texi: Likewise.
25871 * doc/libgcc.texi: Likewise.
25872 * doc/loop.texi: Likewise.
25873 * doc/makefile.texi: Likewise.
25874 * doc/options.texi: Likewise.
25875 * doc/passes.texi: Likewise.
25876 * doc/rtl.texi: Likewise.
25877 * doc/sourcebuild.texi: Likewise.
25878 * doc/standards.texi: Likewise.
25879 * doc/tree-ssa.texi: Likewise.
25880 * doc/trouble.texi: Likewise.
25882 * doc/extend.texi: Use @: or add comma where appropriate.
25883 * doc/invoke.texi: Likewise.
25884 * doc/tm.texi: Likewise.
25886 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25889 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25892 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25894 * doc/md.texi (clz, ctz): Add reference.
25895 * doc/rtl.texi (clz, ctz): Likewise.
25897 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25900 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25903 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25905 * config/s390/s390.c (struct constant_pool): New field
25906 emit_pool_after added.
25907 (s390_mainpool_start): Set the emit_pool_after flag according
25908 to the section switch notes.
25909 (s390_mainpool_finish): Consider emit_pool_after when emitting
25910 the literal pool at the end of the function.
25911 (s390_chunkify_start): Force literal pool splits at section
25914 2008-02-13 Michael Matz <matz@suse.de>
25917 * var-tracking.c (clobber_variable_part): Correctly traverse the
25920 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25923 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25924 Add -fdump-ipa-inline.
25925 * tree-dump.c (dump_files): Remove tree-inlined dump.
25926 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25928 2008-02-12 Richard Guenther <rguenther@suse.de>
25930 PR tree-optimization/35171
25931 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25934 2008-02-12 Richard Guenther <rguenther@suse.de>
25936 PR middle-end/35163
25937 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25938 value-preserving mode. Disallow final truncation.
25940 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25942 PR middle-end/35136
25943 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25944 code from here to...
25945 (force_gimple_operand): ...here.
25947 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25950 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25951 non-compatible pointers.
25952 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25953 different FIELD_DECLs, try harder by comparing field offsets, sizes
25956 PR inline-asm/35160
25957 * function.c (match_asm_constraints_1): Don't replace the same input
25960 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25962 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25963 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25964 (expand_epilogue): Restore RAMPZ register.
25965 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25967 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25969 * config/i386/cygwin.asm: (__alloca): Correct calling
25970 convention and alignment.
25971 (__chkstk): Force 8 byte stack alignment.
25973 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25974 Richard Guenther <rguenther@suse.de>
25976 PR tree-optimization/33992
25977 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25978 the zero we compare against.
25980 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25982 PR libfortran/35063
25983 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25984 to CloseHandle after unlocking to prevent accumulation of handle
25987 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25989 PR middle_end/34150
25990 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25991 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25992 and update LABEL_NUSES during and after reload.
25994 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25996 PR middle-end/34627
25997 * combine.c (simplify_if_then_else): Make sure the comparison is
25998 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26000 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26003 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26004 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26005 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26006 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26007 * tree.h (get_type_static_bounds): Likewise.
26009 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26011 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26012 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26013 Make -Wfoo language annotations match what the compiler outputs.
26015 2008-02-08 Sa Liu <saliu@de.ibm.com>
26017 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26018 intrinsics spu_convts, spu_convtu, spu_convtf.
26020 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26022 * doc/extend.texi (Function Attributes) <noinline>: Mention
26023 asm ("") as method to keep calls.
26025 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26028 * doc/options.texi (Options): Replace references to opts.sh with
26030 * opts-common.c: Likewise.
26031 * optc-gen.awk: Likewise.
26033 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26035 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26037 2008-02-07 Richard Henderson <rth@redhat.com>
26040 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26041 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26044 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26046 PR tree-optimization/35085
26047 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26048 for operand entry oe2 in addition to operand entry oe3 in order to
26049 expose more opportunities for vectorizer sum reduction.
26051 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26054 * Makefile.in (LIBS): Remove $(GMPLIBS).
26055 (cc1-dummy, cc1): Add $(GMPLIBS).
26057 2008-02-06 Jan Hubicka <jh@suse.cz>
26060 * i386.md (moddf_integer): Do not produce partial memory stalls for
26061 targets where it hurts.
26063 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26066 * optabs.c (expand_float): Do not check for decimal modes when
26067 expanding unsigned integer through signed conversion.
26069 2008-02-06 Nick Clifton <nickc@redhat.com>
26071 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26072 inside the clobber with a match_operand and duplicated operand
26073 number in the constraint.
26074 (ineqbranchsi): Delete redundant comment.
26076 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26078 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26079 builtin_define ("__USE_INIT_FINI__").
26080 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26082 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26084 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26086 PR documentation/30330
26087 * doc/invoke.texi (C++ Dialect Options)
26088 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26089 For each warning option -Wfoo that allows -Wno-foo, ensure both
26090 -Wfoo and -Wno-foo are listed in the option index. Fix index
26091 entry of -Wswitch-default, index -Wnormalized= including the
26092 `=', and -Wlarger-than-@var{len} including @var{len}.
26094 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26096 * config/i386/i386.md (floatunssisf2): Use
26097 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26098 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26099 Macroize expander using MODEF mode iterator.
26101 2008-02-05 Diego Novillo <dnovillo@google.com>
26103 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26106 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26108 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26111 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26113 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26116 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26117 to indicate if a message should be generated.
26118 (init_cumulative_args): Updated.
26119 (function_value_32): Likewise.
26121 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26123 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26125 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26128 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26129 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26131 2008-02-04 Diego Novillo <dnovillo@google.com>
26133 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26136 * tree-vrp.c (vrp_evaluate_conditional): With
26137 -Wtype-limits, emit a warning when comparing against a
26138 constant outside the natural range of OP0's type.
26140 2008-02-04 Richard Guenther <rguenther@suse.de>
26142 PR middle-end/33631
26143 * expr.c (count_type_elements): Give for unions instead of
26146 2008-02-04 Richard Guenther <rguenther@suse.de>
26148 PR middle-end/35043
26149 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26150 to TYPE_DOMAINs base type instead of using bitsizetype here.
26152 2008-02-03 Jason Merrill <jason@redhat.com>
26154 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26156 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26159 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26160 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26161 (RS/6000 and PowerPC Options): Fix typos and markup.
26162 * doc/passes.texi (Tree-SSA passes): Likewise.
26164 2008-02-02 Michael Matz <matz@suse.de>
26167 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26168 from record_last_reg_set_info.
26169 (record_last_reg_set_info): Take an RTX argument, iterate over all
26170 constituent hardregs.
26171 (record_last_set_info, record_opr_changes): Change calls to
26172 new signature or to record_last_reg_set_info_regno.
26174 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26176 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26178 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26180 PR rtl-optimization/34773
26181 * reg-notes.def (EQUAL): Mention significance of combination of
26182 REG_EQUAL and REG_RETVAL.
26183 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26184 insn that has a REG_RETVAL.
26186 2008-02-01 Roger Sayle <roger@eyesopen.com>
26189 * configure.ac (--enable-fixed-point): Disable unless explicitly
26191 * configure: Regenerate.
26193 2008-02-01 Richard Guenther <rguenther@suse.de>
26196 * invoke.texi (-finline-limit): Remove no longer true parts
26197 of the documentation. Note that there is no default value.
26199 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26200 Mark Mitchell <mark@codesourcery.com>
26201 Ben Elliston <bje@au.ibm.com>
26204 * doc/extend.texi (Other Builtins): Document.
26206 2008-01-31 Tom Browder <tom.browder@gmail.com>
26208 * doc/c-tree.texi (Types): Fix grammar.
26209 (Expression trees): Ditto.
26210 * doc/passes.texi (Tree-SSA passes): Ditto.
26212 * doc/configterms.texi (Configure Terms): Fix typo.
26213 * doc/cpp.texi (Common Predefined Macros): Ditto.
26214 * doc/md.texi (Machine Constraints): Ditto.
26216 * doc/makefile.texi (Makefile): Add comma.
26218 2008-01-31 Tom Browder <tom.browder@gmail.com>
26219 Gerald Pfeifer <gerald@pfeifer.com>
26221 * doc/sourcebuild.texi (Front End): Remove references to CVS
26222 and CVSROOT/modules.
26223 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26224 (Back End): Remove reference to CVS.
26226 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26229 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26231 (mips16_gp_pseudo_reg): ...here.
26232 * config/mips/mips.md (load_const_gp): Replace with...
26233 (load_const_gp_<mode>): ...this :P-based insn.
26235 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26237 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26238 options. Minor fixes.
26239 (-std): Move reference to standards closer to where language
26240 standards are first mentioned.
26242 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26244 PR rtl-optimization/34995
26245 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26246 parameter and return a bool. If the rtx parameter is nonnull,
26247 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26248 (find_reloads): Update call accordingly. Pass the new operand
26249 if it needed no address reloads, otherwise pass null.
26251 2008-01-30 Richard Henderson <rth@redhat.com>
26254 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26255 for unbounded arrays.
26257 2008-01-30 Silvius Rus <rus@google.com>
26259 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26261 2008-01-30 Jan Hubicka <jh@suse.cz>
26264 * i386.c (init_cumulative_args): Use real function declaration when
26267 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26269 PR rtl-optimization/34998
26270 * global.c (build_insn_chain): Treat non-subreg_lowpart
26271 SUBREGs of pseudos as clobbering all the words covered by the
26272 SUBREG, not just all the bytes.
26273 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26274 original df_ref rather than an extract parameter.
26275 (global_conflicts): Update call accordingly.
26277 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26279 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26280 the overflow check to make it easier to read.
26281 (__fixtfdi): Change the type of the ll member in union
26282 long_double to UDItype_x.
26284 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26286 PR middle-end/34969
26287 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26288 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26289 * tree-inline.c (fold_marked_statements): Call
26290 cgraph_update_edges_for_call_stmt if folding a call statement.
26291 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26292 debug_generic_stmt calls, reset it back afterwards.
26295 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26297 * c-typeck.c (build_external_ref): Don't pedwarn about
26298 static vars in current function's scope.
26300 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26302 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26304 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26307 * ipa-struct-reorg.c: Fix spelling.
26308 * params.def: Ditto.
26310 2008-01-29 Richard Guenther <rguenther@suse.de>
26312 PR middle-end/35006
26313 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26315 * tree-inline.c (remap_type): Increment remapping_type_depth
26316 around remapping types.
26317 (copy_body_r): Only add referenced variables if they are referenced
26318 from code, not types.
26320 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26331 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26332 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26334 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26337 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26338 pointer for tiny stack.
26340 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26342 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26344 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26346 * config/vx-common.h: Fix typo in comment.
26348 2008-01-28 Ian Lance Taylor <iant@google.com>
26352 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26353 coalesce pointers if they have different DECL_NO_TBAA_P values.
26354 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26355 between variables with different DECL_NO_TBAA_P values.
26357 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26360 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26361 are not legitimate small data references on SPE targets.
26363 2008-01-28 David Daney <ddaney@avtrex.com>
26365 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26367 2008-01-28 David Daney <ddaney@avtrex.com>
26369 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26371 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26373 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26374 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26375 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26376 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26377 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26378 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26379 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26380 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26382 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26384 * basic-block.h (condjump_equiv_p): Fix comment.
26386 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26388 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26389 print_generic_stmt_indented): Fix comment.
26391 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26393 * configure.ac (__stack_chk_fail): Add detecion for availability
26394 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26395 * configure: Regenerate.
26397 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26399 PR middle-end/34688
26400 * final.c (output_addr_const): Handle TRUNCATE.
26402 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26405 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26406 (zero_cost, infinite_cost): New constants.
26407 (struct cost_pair): Change type of cost to comp_cost.
26408 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26409 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26411 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26412 split_address_cost, ptr_difference_cost, difference_cost,
26413 get_computation_cost_at, get_computation_cost,
26414 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26415 determine_use_iv_cost_condition, determine_use_iv_costs,
26416 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26417 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26418 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26419 Change type of cost to comp_cost.
26420 (determine_iv_cost): Increase cost of non-original ivs, instead
26421 of decreasing the cost of original ones.
26422 (get_address_cost): Indicate the complexity of the addressing mode
26424 (try_add_cand_for): Prefer using ivs not specific to some object.
26425 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26427 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26428 Janis Johnson <janis187@us.ibm.com>
26431 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26432 (TARGET_INSTANTIATE_DECLS): Likewise.
26433 * target.h (expand_to_rtl_hook): New target hook.
26434 (instantiate_decls): Likewise.
26435 * function.c (instantiate_decl): Make non-static. Rename to...
26436 (instantiate_decl_rtl): ... this.
26437 (instantiate_expr): Use instantiate_decl_rtl.
26438 (instantiate_decls_1): Likewise.
26439 (instantiate_decls): Likewise.
26440 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26441 * function.h (instantiate_decl_rtl): Add prototype.
26442 * cfgexpand.c (target.h): New include.
26443 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26444 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26445 (TARGET_INSTANTIATE_DECLS): Likewise.
26446 (TARGET_INITIALIZER): New target hooks added.
26447 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26449 * config/rs6000/rs6000.c (tree-flow.h): New include.
26450 (machine_function): Add sdmode_stack_slot field.
26451 (rs6000_alloc_sdmode_stack_slot): New function.
26452 (rs6000_instantiate_decls): Likewise.
26453 (rs6000_secondary_memory_needed_rtx): Likewise.
26454 (rs6000_check_sdmode): Likewise.
26455 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26456 (TARGET_INSTANTIATE_DECLS): Likewise.
26457 (rs6000_hard_regno_mode_ok): Allow SDmode.
26458 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26459 (rs6000_emit_move): Handle SDmode.
26460 (function_arg_advance): Likewise.
26461 (function_arg): Likewise.
26462 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26463 SDmode var args for 32-bit compiles.
26464 (rs6000_secondary_reload_class): Handle SDmode.
26465 (rs6000_output_function_epilogue): Likewise.
26466 (rs6000_function_value): Simplify if statement.
26467 (rs6000_libcall_value): Likewise.
26468 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26469 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26470 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26471 (movsd_hardfloat): New define_insn.
26472 (movsd_softfloat): Likewise.
26473 (movsd_store): Likewise.
26474 (movsd_load): Likewise.
26475 (extendsddd2): Likewise.
26476 (extendsdtd2): Likewise.
26477 (truncddsd2): Likewise.
26478 (movdd_hardfloat64): Fixup comment.
26479 (UNSPEC_MOVSD_LOAD): New constant.
26480 (UNSPEC_MOVSD_STORE): Likewise.
26482 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26485 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26487 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26488 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26489 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26490 and TRUTH_XOR_EXPR.
26492 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26495 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26496 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26497 __LONGDOUBLE128 too.
26498 * config/rs6000/aix61.h: New file.
26500 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26502 PR rtl-optimization/34959
26503 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26504 popcount and parity rtxes the same mode as their operand.
26505 Truncate or extend the result to the return value's mode
26508 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26511 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26512 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26513 to GOT_VERSION_REGNUM.
26514 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26515 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26516 * config/mips/mips.c (mips_emit_call_insn): New function.
26517 (mips_call_tls_get_addr): Call mips_expand_call directly.
26518 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26520 (mips16_build_call_stub): Likewise. Return the call insn or null.
26521 (mips_expand_call): Update the call to mips16_build_call_stub
26522 accordingly and a remove redundant condition. Assert that MIPS16
26523 stubs do not use lazy binding. Use mips_emit_call_insn and return
26525 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26527 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26528 (mips_avoid_hazard): Remove hazard_set handling.
26529 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26530 (UNSPEC_RESTORE_GP): ...this.
26531 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26532 (FAKE_CALL_REGNO): Rename to...
26533 (GOT_VERSION_REGNUM): ...this.
26534 (type): Add "ghost" value. Add an associated insn reservation.
26535 (hazard_set): Remove.
26536 (exception_receiver): Rename to...
26537 (restore_gp): ...this and update the unspec identifier accordingly.
26538 (exception_receiver, nonlocal_got_receiver): New expanders.
26539 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26540 FAKE_CALL_REGNO. Remove hazard_set attribute.
26541 (set_got_version, update_got_version): New patterns.
26543 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26546 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26548 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26551 * doc/install.texi2html: Generate gcc-vers.texi.
26553 2008-01-25 DJ Delorie <dj@redhat.com>
26555 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26557 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26559 * config/c4x: Remove directory.
26560 * config.gcc (crx-*, mt-*): Mark obsolete.
26561 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26562 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26563 sh-*-rtemscoff*): Remove cases.
26564 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26565 * real.c (encode_c4x_single, decode_c4x_single,
26566 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26567 c4x_extended_format): Remove.
26568 * real.h (c4x_single_format, c4x_extended_format): Remove.
26569 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26571 (Pragmas): Remove comment about c4x pragmas.
26572 * doc/install.texi (c4x): Remove target-specific instructions.
26573 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26574 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26575 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26576 refer to C4x source files as examples.
26577 (C4X_FLOAT_FORMAT): Remove documentation.
26579 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26581 * config/bfin/bfin.c (override_options): Reorder tests so that
26582 flag_pic gets enabled for -msep-data.
26584 2008-01-25 Richard Guenther <rguenther@suse.de>
26586 PR middle-end/32244
26587 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26588 to its bitfield precision if required.
26590 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26592 PR middle-end/33880
26593 * tree-nested.c (walk_omp_for): New function.
26594 (convert_nonlocal_reference, convert_local_reference): Call
26595 walk_omp_for on OMP_FOR.
26596 (convert_call_expr): Call walk_body on OMP_FOR's
26597 OMP_FOR_PRE_INIT_BODY.
26599 2008-01-25 Richard Guenther <rguenther@suse.de>
26601 PR tree-optimization/34966
26602 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26603 default defs and PHI_NODEs we have to insert after the
26604 defining statement.
26606 2008-01-24 Nick Clifton <nickc@redhat.com>
26608 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26609 Provide a default definition.
26610 (LIBGCC2_UNITS_PER_WORD): Likewise.
26612 * config/stormy16/stormy16.c: Include df.h for the prototype
26613 for df_regs_ever_live_p.
26614 (xstormy16_expand_builtin_va_start): Convert the stack offset
26615 into a component_ref and then use POINTER_PLUS_EXPR to add it
26616 to the incoming_virtual_args_rtx.
26617 (xstormy16_gimplify_va_arg_expr): Rename to
26618 xstormy16_gimplify_va_arg_expr.
26619 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26620 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26621 xstormy16_gimplify_va_arg_expr.
26622 Fix up some formatting issues.
26624 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26625 Move to predicates.md.
26626 (xs_hi_general_operand): Likewise.
26627 (xs_hi_nonmemory_operand): Likewise.
26628 * config/stormy16/predicates.md:
26629 (xstormy16_carry_plus_operand): New predicate.
26630 (xs_hi_general_operand): New predicate.
26631 (xs_hi_nonmemory_operand): New predicate.
26632 * config/stormy16/stormy16-protos.h:
26633 (xstormy16_carry_plus_operand): Delete prototype.
26634 (xs_hi_general_operand): Likewise.
26635 (xs_hi_nonmemory_operand): Likewise.
26637 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26638 modifiers as they are no longer needed and they can trigger
26639 reload spill failures.
26641 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26642 with a match_operand in order to help reload.
26644 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26645 constraint with 'e' for the 8th alternative as this version of
26646 the mov.w instruction only accepts the lower 8 registers.
26648 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26651 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26652 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26655 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26657 PR middle-end/33333
26658 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26660 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26662 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26664 (remove_structure): Update allocations list before removing structure.
26666 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26668 * ipa-struct-reorg.c (is_safe_cond_expr,
26669 create_new_stmts_for_cond_expr): Use integer_zerop function,
26670 that recognize not only zero-pointer, but zero-integer too.
26672 2008-01-25 Ben Elliston <bje@au.ibm.com>
26675 * fixproto: Escape "." in sed expression that strips leading "./".
26677 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26680 * gcc.c (SWITCH_OK): Removed.
26681 (SWITCH_LIVE): Changed to bit.
26682 (SWITCH_FALSE): Likewise.
26683 (SWITCH_IGNORE): Likewise.
26684 (switchstr): Change live_cond to unsigned int.
26685 (process_command): Replace SWITCH_OK with 0.
26686 (do_self_spec): Likewise.
26687 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26688 (give_switch): Likewise.
26689 (used_arg): Likewise.
26690 (do_spec_1): Set the SWITCH_IGNORE bit.
26691 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26692 bits. Set the SWITCH_LIVE bit.
26694 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26696 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26698 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26700 PR tree-optimization/34472
26701 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26702 parameter to a "bool *" and set *DATA to false if there is
26703 an unsafe access. Do not delete the structure here.
26704 (check_cond_exprs): Delete it here instead.
26705 (check_cond_exprs, exclude_cold_structs): Do not increase
26706 I when removing a structure.
26708 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26711 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26712 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26714 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26716 PR middle-end/34934
26717 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26718 a fixed vector for stack.
26720 2008-01-24 Ben Elliston <bje@au.ibm.com>
26723 * doc/gcc.texi (Software development): Add a direntry for g++.
26725 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26727 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26728 stale and straggling -fforce-addr comments above.
26730 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26732 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26733 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26735 2008-01-23 Michael Matz <matz@suse.de>
26738 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26741 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26743 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26744 malloc result type.
26746 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26748 * config/avr/avr.c (avr_current_arch): New variable.
26749 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26750 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26751 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26752 (avr_override_options): Init 'avr_current_arch'.
26753 (base_arch_s): Move from here...
26754 * config/avr/avr.h (base_arch_s): ... here. Add new members
26755 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26756 'mega' to 'have_jmp_call'.
26757 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26758 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26760 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26762 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26763 MULTILIB_MATCHES): Ditto.
26765 2008-01-23 Richard Guenther <rguenther@suse.de>
26767 PR middle-end/31529
26768 * cgraphunit.c (cgraph_reset_node): Always mark the node
26769 not reachable if it is not queued already.
26771 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26773 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26774 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26775 (cputype_selected): New static variable.
26776 (bfin_handle_option): Set it if -mcpu is used.
26777 (override_option): Select default set of workarounds if no cpu type
26778 selected on the command line.
26779 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26781 From Michael Frysinger <michael.frysinger@analog.com>
26782 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26783 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26785 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26786 for bf547, bf523, bf524, and bf526.
26787 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26789 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26790 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26791 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26792 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26793 * doc/invoke.texi (Blackfin Options): Document that
26794 -mcpu now accept bf547, bf523, bf524, and bf526.
26796 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26798 PR rtl-optimization/34628
26799 * combine.c (try_combine): Stop and undo after the first combination
26800 if an autoincrement side-effect on the first insn has effectively
26803 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26806 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26807 Offset addresses are not valid for Altivec or paired float modes.
26809 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26812 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26813 if DECL_INITIAL (decl) is error_mark_node.
26816 * c-common.c (handle_vector_size_attribute): Only allow
26817 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26818 the same way as pointer, array etc. types.
26819 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26822 * tree.c (build_type_attribute_qual_variant): Call
26823 build_qualified_type if attributes are equal, but quals are not.
26825 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26828 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26829 * flags.h (warn_strict_aliasing): Remove.
26830 (warn_strict_overflow): Remove.
26831 * opts.c (warn_strict_aliasing): Remove.
26832 (warn_strict_overflow): Remove.
26833 * c-opts.c (c_common_handle_option): -Wall only sets
26834 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26835 (c_common_post_options): Give default values to -Wstrict-aliasing
26836 and -Wstrict-overflow if they are uninitialized.
26837 * common.opt (Wstrict-aliasing): Specify Var and Init.
26838 (Wstrict-overflow): Likewise.
26840 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26842 PR rtl-optimization/26854
26843 PR rtl-optimization/34400
26844 PR rtl-optimization/34884
26845 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26847 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26848 (df_rd_bb_info.expanded_lr_out): Deleted
26849 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26850 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26851 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26852 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26853 Removed code to allocate, initialize or free expanded_lr_out.
26854 (df_rd_bb_local_compute_process_def): Restructured to make more
26856 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26857 sets if the sets are being trimmed.
26859 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26862 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26863 (as_vers): Likewise.
26864 * configure: Regenerated.
26866 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26868 PR middle-end/33092
26869 * tree-pass.h (pass_build_alias): New pass.
26870 * tree-ssa-alias.c (gate_build_alias): New.
26871 (pass_build_alias): New.
26872 * passes.c (init_optimization_passes): Add pass_build_alias after
26873 pass_create_structure_vars.
26875 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26877 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26878 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26879 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26880 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26881 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26882 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26883 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26884 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26885 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26886 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26887 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26888 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26889 * config/s390/s390.md (FP_ALL): New mode iterator.
26890 (_d): New mode attribute.
26891 ("*signbit<mode>2>"): Changed mode of first operand.
26892 ("isinf<mode>2"): Changed mode of first operand.
26893 ("*TDC_insn"): Adaptation for DFP modes.
26895 2008-01-22 Ben Elliston <bje@au.ibm.com>
26897 * tree.c (check_qualified_type): Improve function description.
26899 2008-01-21 Jason Merrill <jason@redhat.com>
26902 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26903 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26906 2008-01-21 DJ Delorie <dj@redhat.com>
26908 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26911 2008-01-21 Richard Guenther <rguenther@suse.de>
26913 PR middle-end/34856
26914 * tree-cfg.c (verify_expr): Allow all invariant expressions
26915 instead of just constant class ones as reference argument.
26916 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26917 like any other constant.
26918 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26920 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26922 * regmove.c (fixup_match_1): Update call crossed frequencies.
26924 2008-01-21 Richard Guenther <rguenther@suse.de>
26927 * tree-inline.c (setup_one_parameter): Deal with mismatched
26928 types using a VIEW_CONVERT_EXPR.
26930 2008-01-21 Alon Dayan <alond@il.ibm.com>
26931 Olga Golovanevsky <olga@il.ibm.com>
26933 PR tree-optimization/34701
26934 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26935 when the structure size is not a power of 2.
26937 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26939 * doc/install.texi: Add doc for --enable-checking=df.
26941 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26943 PR rtl-optimization/34808
26944 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26946 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26948 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26951 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26953 PR rtl-optimization/26854
26954 PR rtl-optimization/34400
26955 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26957 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26958 (df_rd_bb_info.expanded_lr_out): New.
26959 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26960 * loop_iv.c (iv_analysis_loop_init): Ditto.
26961 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26962 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26963 Added code to allocate, initialize or free expanded_lr_out.
26964 (df_rd_bb_local_compute_process_def): Restructured to make
26965 more understandable.
26966 (df_rd_confluence_n): Add code to do nothing with fake edges and
26967 code to no apply invalidate_by_call sets if the sets are being trimmed.
26968 (df_lr_local_finalize): Renamed to df_lr_finalize.
26969 (df_live_local_finalize): Renamed to df_live_finalize.
26971 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26974 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26975 deciding whether to use reciprocal instructions.
26977 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26979 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26980 dwarf2out_note_section_used if cold_text_section is NULL.
26982 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26984 PR gcov-profile/34610
26985 * tree-cfg.c (make_edges): Mark both outgoing edges from
26986 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26987 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26988 from OMP_FOR and OMP_CONTINUE outgoing edges.
26990 * tree-profile.c (tree_profiling): Return early if
26991 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26993 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26994 from cfun to child_cfun.
26995 * function.h (struct function): Add after_tree_profile bit.
26997 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26999 * config/avr/avr.S (_exit): Disable interrupt.
27001 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27002 Steven Bosscher <stevenb.gcc@gmail.com>
27004 PR rtl-optimization/26854
27005 PR rtl-optimization/34400
27006 * df-problems.c (df_live_scratch): New scratch bitmap.
27007 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27008 (df_live_reset): Clear the proper bitmaps.
27009 (df_live_bb_local_compute): Only process the artificial defs once
27010 since the order is not important.
27011 (df_live_init): Init the df_live sets only with the variables
27012 found live by df_lr.
27013 (df_live_transfer_function): Use the df_lr sets to prune the
27014 df_live sets as they are being computed.
27015 (df_live_free): Free df_live_scratch.
27017 2008-01-18 Ian Lance Taylor <iant@google.com>
27019 * common.opt: Add fmerge-debug-strings.
27020 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27021 flag_merge_debug_strings rather than flag_merge_constants.
27022 * doc/invoke.texi (Option Summary): Mention
27023 -fmerge-debug-strings.
27024 (Debugging Options): Document -fmerge-debug-strings.
27026 2008-01-18 Ian Lance Taylor <iant@google.com>
27029 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27030 (struct tree_function_decl): Add new field operator_new_flag.
27031 * tree-inline.c (expand_call_inline): When inlining a call to
27032 operator new, force the return value to go into a variable, and
27033 set DECL_NO_TBAA_P on that variable.
27034 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27036 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27039 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27040 DWARF2_DEBUGGING_INFO.
27041 (dwarf2out_note_section_used): Ditto. Add prototype.
27042 (have_multiple_function_sections, text_section_used,
27043 cold_text_section_used, *cold_text_sections): Move declarations
27046 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27048 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27049 field and add signal_ra.
27050 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27051 assignments to frame state pc. Move end of stack check after
27052 MD_FALLBACK_FRAME_STATE_FOR.
27053 (uw_update_context_1): Use frame state signal_regs if set, instead
27054 of checking signal_frame flag.
27055 (uw_update_context): Use frame state signal_ra if set.
27056 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27057 * config/xtensa/linux-unwind.h: New file.
27059 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27061 * modulo-sched.c (get_sched_window): Fix comment typo.
27063 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27065 PR tree-optimization/34648
27066 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27068 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27070 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27071 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27073 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27075 PR rtl-optimization/34400
27076 * df-core.c (df_worklist_dataflow_overeager,
27077 df_worklist_dataflow_doublequeue): New functions.
27078 (df_worklist_dataflow): Two different worklist solvers.
27079 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27082 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27085 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27086 and ftree-parallelize-loops.
27088 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27090 PR rtl-optimization/34826
27091 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27093 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27095 * global.c (find_reg): Mark the eh regs as used if necessary.
27096 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27097 * ra.h (struct allocno): no_eh_reg field added. Changed
27098 no_stack_reg type to bitfield.
27100 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27102 * tree.c (substitute_in_expr): Add missing 'break'.
27104 2008-01-17 Richard Guenther <rguenther@suse.de>
27106 PR tree-optimization/34825
27107 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27108 x / x as division to handle.
27110 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27112 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27113 "-pthread" is specified.
27114 * pa-hpux11.h (LIB_SPEC): Likewise.
27116 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27117 Peter Bergner <bergner@vnet.ibm.com>
27119 PR rtl-optimization/33796
27120 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27122 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27124 PR libgfortran/34699
27125 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27127 * pa-hpux10.h (LINK_SPEC): Likewise.
27128 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27130 2008-01-16 Richard Guenther <rguenther@suse.de>
27132 PR middle-end/32628
27133 * fold-const.c (fold_convert_const_int_from_int): Do not
27134 set overflow if that occured only because of a sign extension
27135 change when converting from/to a sizetype with the same
27136 precision and signedness.
27138 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27141 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27142 location address to the correct place. Update copyright year.
27144 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27146 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27147 no dependences in the dependence_relations vector.
27149 2008-01-16 Jan Hubicka <jh@suse.cz>
27151 PR rtl-optimization/31396
27152 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27153 * cfg.c (dump_reg_info): Print it.
27154 * regs.h (struct reg_info_t): add freq_calls_crossed.
27155 (REG_FREQ_CALLS_CROSSED): New macro.
27156 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27157 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27158 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27159 regmove_optimize): Update call crossed frequencies.
27160 * local-alloc.c (struct qty): Add freq_calls_crossed.
27161 (alloc_qty): Copute freq_calls_crossed.
27162 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27163 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27164 * ra.h (struct allocno): Add freq_calls_crossed.
27166 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27168 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27169 libgomp when compiling with ftree-parallelize-loops.
27170 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27172 2008-01-16 Richard Guenther <rguenther@suse.de>
27174 PR tree-optimization/34769
27175 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27176 * tree.c (int_cst_value): Instead make this function more
27177 permissive in what it accepts as valid input. Document this
27178 function always sign-extends the value.
27180 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27181 Richard Guenther <rguenther@suse.de>
27184 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27185 (gimple_fold_indirect_ref_rhs): ... this.
27186 (gimple_fold_indirect_ref): New function with foldings
27187 that preserve lvalueness.
27188 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27189 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27190 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27191 to fold an INDIRECT_REF, fall back to the old use of
27192 fold_indirect_ref_1.
27194 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27196 * tree-data-ref.c (subscript_dependence_tester_1): Call
27197 free_conflict_function.
27198 (compute_self_dependence): Same.
27200 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27203 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27204 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27206 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27207 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27208 for DWARF2_UNWIND_INFO targets.
27210 2008-01-16 Richard Guenther <rguenther@suse.de>
27213 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27214 type qualifiers for function types.
27216 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27218 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27219 loop_iterator li from previous commit.
27221 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27223 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27225 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27227 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27228 (parallelize_loops): Don't parallelize irreducible components.
27230 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27233 * c-opts (c_common_post_options): Do not enable CPP
27234 flag_pedantic_errors by default.
27236 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27238 PR rtl-optimization/31944
27239 * cse.c (remove_pseudo_from_table): New function.
27240 (merge_equiv_classes): Use above function to remove pseudo-registers.
27241 (invalidate): Likewise.
27243 2008-01-13 Richard Guenther <rguenther@suse.de>
27245 PR middle-end/34601
27246 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27247 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27249 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27251 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27252 validate_change to unshare the source of the PC set.
27254 2008-01-12 Jan Hubicka <jh@suse.cz>
27256 PR middle-end/32135
27257 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27258 references above array bounds. This might trigger bounds checks for
27259 pointers to arrays.
27261 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27263 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27264 new_replaceable_dependencies.
27266 2008-01-12 Doug Kwan <dougkwan@google.com>
27268 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27269 instead of OPT_Wreturn_type in warning due to ignored return type
27271 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27272 options included in -Wextra.
27273 * c.opt: New option -Wignored_qualifiers.
27274 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27275 -Wignore_qualifiers.
27276 (-Wignored-qualifiers): Document.
27277 (-Wreturn-type): Remove description of functionality now handled
27278 by -Wignored-qualifiers.
27280 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27283 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27284 NOP_EXPR if it is between integral types with the same precision.
27286 2008-01-12 Jan Hubicka <jh@suse.cz>
27289 * invoke.texi (max-inline-recursive-depth): Fix default value.
27291 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27293 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27296 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27298 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27300 2008-01-11 James E. Wilson <wilson@specifix.com>
27303 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27305 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27307 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27308 save/restore frame pointer register and don't use 'call-prologues'
27309 optimization in function with "OS_task" attribute.
27311 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27313 PR middle-end/31309
27314 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27315 when copying to memory.
27317 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27319 PR rtl-optimization/30905
27320 * cfgcleanup.c: Include dce.h
27321 (crossjumps_occured): New global variable.
27322 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27323 If something changed, set crossjumps_occured to true.
27324 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27325 Don't add/remove fake edges to exit here...
27326 (cleanup_cfg): ...but do it here, when crossjumping.
27327 Run a fast DCE when successful crossjumps occured in the latest
27328 iteration of try_optimize_cfg.
27330 2008-01-11 Richard Guenther <rguenther@suse.de>
27332 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27333 (struct vn_unary_op_s): Likewise.
27334 (vn_reference_insert): Free old reference on hash collision.
27336 2008-01-10 Raksit Ashok <raksit@google.com>
27338 PR rtl-optimization/27971
27339 * combine.c (find_split_point): Split PLUS expressions which are
27340 inside a MEM rtx, and whose first operand is complex.
27342 2008-01-10 DJ Delorie <dj@redhat.com>
27344 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27345 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27346 (m32c_hard_regno_ok): Call the underlying function.
27348 2008-01-10 Richard Guenther <rguenther@suse.de>
27350 PR middle-end/34683
27351 * tree-cfg.c (tree_merge_blocks): Do not go through the
27352 full-blown folding and stmt updating path if we just deal
27353 with virtual operands.
27354 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27355 test for abnormal SSA_NAMEs.
27357 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27359 PR middle-end/34641
27360 * reload.c (push_reload): Add assertions. All constants from
27361 reg_equiv_constant should have been used for replacing the respective
27363 (find_reloads_address): Invoke find_reloads_address_part for
27364 constant taken from the reg_equiv_constant array.
27366 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27368 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27369 field (valnum) the first in the struct. Replace bools with
27372 2008-01-10 Richard Guenther <rguenther@suse.de>
27374 PR tree-optimization/34651
27375 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27376 types and ordering for masking and converting.
27378 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27380 PR tree-optimization/34017
27381 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27382 also for PHI_NODE expressions.
27384 2008-01-09 Jan Hubicka <jh@suse.cz>
27386 PR tree-optimization/34708
27387 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27388 based on number of case labels.
27389 (init_inline_once): Remove switch_cost.
27390 * tree-inline.h (eni_weights_d): Remove switch_cost.
27392 2008-01-09 Richard Guenther <rguenther@suse.de>
27393 Andrew Pinski <andrew_pinski@playstation.sony.com>
27395 PR middle-end/30132
27396 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27397 temporary if an rvalue is ok or an lvalue is not required.
27399 2008-01-09 Richard Guenther <rguenther@suse.de>
27401 PR middle-end/34458
27402 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27403 adjust return type.
27405 2008-01-09 Richard Guenther <rguenther@suse.de>
27407 PR middle-end/34679
27408 * tree.c (host_integerp): Check for sizetype only if the
27409 type is an integer type.
27411 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27414 * opts.c (decode_options): Disable inlining of functions called
27415 once if not in unit-at-a-time mode.
27417 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27419 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27421 2008-01-08 Richard Guenther <rguenther@suse.de>
27423 PR middle-end/31863
27424 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27425 out early if the result will be unused.
27427 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27432 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27433 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27436 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27438 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27439 for vectorization tuned.
27441 2008-01-08 Richard Guenther <rguenther@suse.de>
27443 PR tree-optimization/34683
27444 * tree-ssa-operands.c (operand_build_cmp): Export.
27445 * tree-ssa-operands.h (operand_build_cmp): Declare.
27446 * tree-vn.c (vuses_compare): Remove.
27447 (sort_vuses): Use operand_build_cmp.
27448 (sort_vuses_heap): Likewise.
27449 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27450 to re-use old VEC if available. Do not sort already sorted VUSEs.
27451 (vdefs_to_vec): Do not sort already sorted VDEFs.
27453 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27455 PR middle-end/34694
27456 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27458 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27461 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27462 limitations of reciprocal sequences on x86 targets.
27464 2008-01-08 Richard Guenther <rguenther@suse.de>
27466 PR tree-optimization/34683
27467 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27469 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27472 * config/darwin.c (darwin_mergeable_string_section): Don't use
27473 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27475 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27478 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27479 negxf2. Macroize expander using X87MODEF mode iterator. Change
27480 predicates of op0 and op1 to register_operand.
27481 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27482 expander using X87MODEF mode iterator. Change predicates of
27483 op0 and op1 to register_operand.
27484 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27485 corresponding patterns and macroize using MODEF macro. Change
27486 predicates of op0 and op1 to register_operand and remove
27487 "m" constraint. Disparage "r" alternative with "!".
27488 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27489 macroize using X87MODEF macro. Change predicates of op0 and op1
27490 to register_operand and remove "m" constraint. Disparage "r"
27491 alternative with "!".
27492 (absneg splitter with memory operands): Remove.
27493 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27494 patterns and macroize using X87MODEF mode iterator.
27495 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27496 Change predicate of op1 to register_operand.
27497 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27498 for memory operands.
27500 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27502 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27504 2008-01-07 Richard Guenther <rguenther@suse.de>
27506 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27509 2008-01-07 Richard Guenther <rguenther@suse.de>
27511 PR tree-optimization/34683
27512 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27513 VOPs of the needed size to save memory. Use VEC_quick_push
27514 to save compile-time.
27515 (vdefs_to_vec): Likewise.
27517 2008-01-07 Sa Liu <saliu@de.ibm.com>
27519 * config/spu/spu.md (divdf3): Genetate inline code for double
27520 division. The implementation doesn't handle INF or NAN, therefore it
27521 only applies when -ffinite-math-only is given.
27523 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27526 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27527 * doc/cpp.texi ([Common Predefined Macros]): Document.
27529 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27531 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27532 order to use commutative addition instead of subtraction.
27534 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27535 Mircea Namolaru <namolaru@il.ibm.com>
27536 Vladimir Yanovsky <yanov@il.ibm.com>
27537 Revital Eres <eres@il.ibm.com>
27539 PR tree-optimization/34263
27540 * tree-outof-ssa.c (process_single_block_loop_latch,
27541 contains_tree_r): New functions.
27542 (analyze_edges_for_bb): Call process_single_block_loop_latch
27543 function to empty single-basic-block latch block if possible.
27545 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27547 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27549 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27551 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27553 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27555 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27557 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27559 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27561 PR tree-optimization/34618
27562 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27565 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27568 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27569 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27570 Update copyright year.
27572 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27573 Update copyright year.
27574 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27577 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27579 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27580 edge does not point to current bb before changing need_assert.
27582 2008-01-04 Richard Guenther <rguenther@suse.de>
27584 PR middle-end/34029
27585 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27586 for verifying purposes if they are is_gimple_min_invariant.
27588 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27590 PR tree-optimization/34448
27591 PR tree-optimization/34465
27592 * gimplify.c (gimplify_init_constructor): Add new parameter
27593 notify_temp_creation. Use it.
27594 (gimplify_modify_expr_rhs): Take volatiles into account when
27595 optimizing constructors.
27596 Do not optimize constructors if gimplify_init_constructor will dump to
27598 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27599 * gcc.c-torture/compile/pr34448.c: New.
27601 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27603 PR gcov-profile/34609
27604 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27605 return_slot if result is TREE_ADDRESSABLE.
27607 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27609 * config/mips/mips.md (sqrt_condition): Tweak comment.
27610 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27612 2008-01-03 Tom Tromey <tromey@redhat.com>
27615 * c-common.c (c_type_hash): Handle VLAs.
27617 2008-01-03 Jan Hubicka <jh@suse.cz>
27619 PR tree-optimization/31081
27620 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27621 0 when inlining and not inlining to first basic block.
27622 (remap_decl): When var is initialized to 0, don't set default_def.
27623 (expand_call_inline): Set entry_bb.
27624 * tree-inline.h (copy_body_data): Add entry_bb.
27626 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27629 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27632 PR tree-optimization/29484
27633 * tree-inline.c (inline_forbidden_p_2): New function.
27634 (inline_forbidden_p): Disallow inlining if some static var
27635 has an address of a local LABEL_DECL in its initializer.
27636 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27639 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27641 PR tree-optimization/34635
27642 * tree-data-ref.c (add_other_self_distances): Make sure that the
27643 evolution step is constant.
27645 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27647 PR middle-end/34608
27648 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27650 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27652 * tree-sra.c (scalarize_init): Insert the generate_element_init
27653 statements after the generate_element_zero statements.
27655 2008-01-02 Richard Guenther <rguenther@suse.de>
27657 PR middle-end/34093
27658 PR middle-end/31976
27659 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27660 for very large number of operands instead of ICEing.
27662 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27665 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27666 while stack probing.
27668 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27670 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27673 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27675 PR libmudflap/26442
27676 * tree-mudflap.c (mx_register_decls): Guard warning by
27677 !DECL_ARTIFICIAL check.
27679 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27681 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27682 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27683 sse5_perm<mode>): Fix constraints.