1 2008-08-01 Richard Guenther <rguenther@suse.de>
4 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6 2008-08-01 Richard Guenther <rguenther@suse.de>
8 PR tree-optimization/36988
9 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10 do not matter if that doesn't change volatile qualification.
12 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
14 * configure.ac: Do not generate libada-mk. Do not subst
16 * libada-mk.in: Remove.
17 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
18 * configure: Regenerate.
20 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
22 * tree-pass.h: Added comment about not dumping passes with name
23 starting with star in struct opt_pass.
24 * passes.c (register_dump_files_1): Don't do dump for a pass with
25 name starting with star.
26 * doc/passes.texi (Pass manager): Mention pass names and special
27 meaning of star prefix to avoid dump.
29 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
31 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
33 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
34 (ISA_MIPS64R2): New macro.
35 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
36 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
37 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
38 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
39 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
40 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
41 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
42 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
43 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
44 Move up to keep list alphabetically sorted.
45 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
46 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
48 * doc/invoke.texi (MIPS Options): Add -mips64r2.
49 (-march=@var{arch}): Add mips64r2.
51 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
53 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
55 2008-07-31 Steve Ellcey <sje@cup.hp.com>
57 * expr.c (expand_assignment): Check for complete type.
59 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
62 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
64 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
67 * function.h (rtl_data): Add stack_realign_tried. Update
70 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
72 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
73 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
75 2008-07-31 Jakub Jelinek <jakub@redhat.com>
77 PR rtl-optimization/36419
78 * dwarf2out.c (barrier_args_size): New variable.
79 (compute_barrier_args_size, compute_barrier_args_size_1): New
81 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
82 if not called yet in the current function, use barrier_args_size
83 array to find the new args_size value.
84 (dwarf2out_frame_debug): Free and clear barrier_args_size.
86 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
89 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
92 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
95 * dwarf2out.c (dwarf2out_args_size_adjust): New.
96 (dwarf2out_stack_adjust): Use it.
97 (dwarf2out_frame_debug_expr): Likewise.
100 2008-07-31 Richard Guenther <rguenther@suse.de>
102 PR tree-optimization/36978
103 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
104 the generated condition.
106 2008-07-31 Richard Guenther <rguenther@suse.de>
108 * passes.c (init_optimization_passes): Always call
109 pass_early_warn_uninitialized.
110 * opts.c (decode_options): Do not warn about -Wuninitialized
112 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
113 * doc/passes.texi (Warn for uninitialized variables): Adjust.
115 2008-07-31 Jakub Jelinek <jakub@redhat.com>
118 * builtins.c (maybe_emit_free_warning): New function.
119 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
120 maybe_emit_free_warning for BUILT_IN_FREE.
123 * dwarf2out.c (get_context_die): New function.
124 (force_decl_die, force_type_die): Use it.
125 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
126 returns NULL, force generation of DW_TAG_typedef and put that into
129 PR preprocessor/36649
130 * c-pch.c (c_common_read_pch): Save and restore
131 line_table->trace_includes across PCH restore.
133 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
136 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
138 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
141 * final.c (call_from_call_insn): Handle COND_EXEC.
143 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
145 * builtins.c (std_gimplify_va_arg_expr): Replace
146 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
147 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
149 2008-07-30 Joey Ye <joey.ye@intel.com>
150 H.J. Lu <hongjiu.lu@intel.com>
152 * builtins.c (expand_builtin_setjmp_receiver): Replace
153 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
154 (expand_builtin_apply_args_1): Likewise.
155 (expand_builtin_longjmp): Need DRAP for stack alignment.
156 (expand_builtin_apply): Likewise.
158 * caller-save.c (setup_save_areas): Call assign_stack_local_1
159 instead of assign_stack_local to allow alignment reduction.
161 * calls.c (emit_call_1): Need DRAP for stack alignment if
163 (expand_call): Replace virtual_incoming_args_rtx with
164 crtl->args.internal_arg_pointer.
165 * stmt.c (expand_nl_goto_receiver): Likewise.
167 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
168 alignment and store to stack_alignment_estimated and
169 max_used_stack_slot_alignment.
170 (expand_one_var): Likewise.
171 (expand_stack_alignment): New function.
172 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
173 and stack_alignment_estimated fields in rtl_data. Call
174 expand_stack_alignment at end.
176 * defaults.h (INCOMING_STACK_BOUNDARY): New.
177 (MAX_STACK_ALIGNMENT): Likewise.
178 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
179 (SUPPORTS_STACK_ALIGNMENT): Likewise.
181 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
182 stack alignment when generating virtual registers.
184 * function.c (assign_stack_local): Renamed to ...
185 (assign_stack_local_1): This. Add a parameter to indicate
186 if it is OK to reduce alignment.
187 (assign_stack_local): Use it.
188 (instantiate_new_reg): Instantiate virtual incoming args rtx
189 to vDRAP if stack realignment and DRAP is needed.
190 (assign_parms): Collect parameter/return type alignment and
191 contribute to stack_alignment_estimated.
192 (locate_and_pad_parm): Likewise.
193 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
194 with crtl->args.internal_arg_pointer.
196 * function.h (rtl_data): Add new field drap_reg,
197 max_used_stack_slot_alignment, stack_alignment_estimated,
198 stack_realign_needed, need_drap, stack_realign_processed and
199 stack_realign_finalized.
200 (stack_realign_fp): New macro.
201 (stack_realign_drap): Likewise.
203 * global.c (compute_regsets): Frame pointer is needed when
204 stack is realigned. Can eliminate frame pointer when stack is
205 realigned and dynamic realigned argument pointer isn't used.
207 * reload1.c (update_eliminables): Frame pointer is needed
208 when stack is realigned.
209 (init_elim_table): Can eliminate frame pointer when stack is
210 realigned and dynamic realigned argument pointer isn't used.
212 * rtl.h (assign_stack_local_1): Declare new funtion.
214 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
215 (TARGET_GET_DRAP_RTX): Likewise.
216 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
219 * target.h (gcc_target): Add update_stack_boundary and
222 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
223 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
225 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
226 H.J. Lu <hongjiu.lu@intel.com>
228 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
229 vdrap_reg, stack_realign and drap_reg_saved.
230 (add_cfi): Don't allow redefining CFA when DRAP is used.
231 (reg_save): Handle stack alignment.
232 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
233 alignment. Don't generate DWARF information for (set fp sp)
235 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
237 (int_loc_descriptor): Move prototype forward. Also define if
238 DWARF2_UNWIND_INFO is true.
239 (output_cfa_loc): Handle DW_CFA_expression.
240 (build_cfa_aligned_loc): New.
241 (based_loc_descr): Update assert for stack realign. For local
242 variables, use sp+offset when stack is aligned without drap and
243 fp+offset when stack is aligned with drap. For arguments, use
244 cfa+offset when drap is used to align stack.
246 2008-07-30 Joey Ye <joey.ye@intel.com>
247 H.J. Lu <hongjiu.lu@intel.com>
249 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
251 (ix86_gen_andsp): New.
252 (ix86_user_incoming_stack_boundary): Likewise.
253 (ix86_default_incoming_stack_boundary): Likewise.
254 (ix86_incoming_stack_boundary): Likewise.
255 (ix86_can_eliminate): Likewise.
256 (find_drap_reg): Likewise.
257 (ix86_update_stack_boundary): Likewise.
258 (ix86_get_drap_rtx): Likewise.
259 (ix86_finalize_stack_realign_flags): Likewise.
260 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
261 (TARGET_GET_DRAP_RTX): Likewise.
262 (override_options): Overide option value for new options.
263 (ix86_function_ok_for_sibcall): Remove check for
264 force_align_arg_pointer.
265 (ix86_handle_cconv_attribute): Likewise.
266 (ix86_function_regparm): Likewise.
267 (setup_incoming_varargs_64): Don't set stack_alignment_needed
269 (ix86_va_start): Replace virtual_incoming_args_rtx with
270 crtl->args.internal_arg_pointer.
271 (ix86_select_alt_pic_regnum): Check DRAP register.
272 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
273 (ix86_compute_frame_layout): Compute frame layout wrt stack
275 (ix86_internal_arg_pointer): Just return
276 virtual_incoming_args_rtx.
277 (ix86_expand_prologue): Decide if stack realignment is needed
278 and generate prologue code accordingly.
279 (ix86_expand_epilogue): Generate epilogue code wrt stack
280 realignment is really needed or not.
282 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
283 (ABI_STACK_BOUNDARY): Likewise.
284 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
285 (STACK_REALIGN_DEFAULT): Likewise.
286 (INCOMING_STACK_BOUNDARY): Likewise.
287 (MAX_STACK_ALIGNMENT): Likewise.
288 (ix86_incoming_stack_boundary): Likewise.
289 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
290 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
291 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
292 (machine_function): Remove force_align_arg_pointer.
294 * config/i386/i386.md (BX_REG): New.
297 * config/i386/i386.opt (mforce_drap): New.
298 (mincoming-stack-boundary): Likewise.
299 (mstackrealign): Add Init(-1).
301 * config/i386/i386-protos.h (ix86_can_eliminate): New
303 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
305 * doc/extend.texi: Update force_align_arg_pointer.
307 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
310 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
311 (INCOMING_STACK_BOUNDARY): Likewise.
312 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
313 (TARGET_GET_DRAP_RTX): Likewise.
315 2008-07-30 Andreas Schwab <schwab@suse.de>
317 PR rtl-optimization/36929
318 * dse.c (replace_inc_dec): Use emit_insn_before instead of
319 add_insn_before and fix argument order.
320 (replace_inc_dec_mem): Handle NULL rtx.
322 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
324 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
326 (arm_compute_initial_elimination_offset): Use it.
327 (arm_compute_save_reg_mask): Include static chain save slot when
328 calculating alignment.
329 (arm_get_frame_offsets): Ditto.
330 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
331 that we can use to decrement the stack when the stack decrement
332 could be too big for an immediate value in a single insn.
333 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
335 2008-07-30 Richard Guenther <rguenther@suse.de>
337 PR tree-optimization/36967
338 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
339 Release defs of statements we remove.
341 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
343 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
344 instead of NULL_RTVEC.
346 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
350 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
353 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
355 * final.c (call_from_call_insn): New.
356 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
358 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
360 * configure.ac: Substitute ADA_CFLAGS.
361 * configure: Regenerate.
362 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
363 * Makefile.in: Remove mention of X_* variables.
364 * config/pa/x-ada-hpux10: Remove.
365 * config/pa/x-ada: Remove.
367 * doc/fragments.texi: Update.
369 2008-07-30 Olivier Hainque <hainque@adacore.com>
371 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
372 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
373 __dso_handle explicitly here.
375 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
378 * c-typeck.c (build_binary_op): Encapsulate code into...
379 * c-common.c (shorten_binary_op): ...this new function.
380 (conversion_warning): Use the new function. Handle non-negative
381 constant in bitwise-and.
382 * c-common.h (shorten_binary_op): Declare.
384 2008-07-30 Olivier Hainque <hainque@adacore.com>
386 * scan.c (make_sstring_space): Add explicit conversions of
387 allocator's return value.
388 * fix-header.c (recognized_function): Likewise.
390 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
392 * doc/cpp.texi: Update to GFDL 1.2.
393 * doc/gcc.texi: Do not list GPL as Invariant Section.
394 * doc/gccint.texi: Likewise. Update copyright years.
395 * doc/install.texi: Update copyright years.
397 2008-07-30 Alan Modra <amodra@bigpond.net.au>
400 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
401 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
403 2008-07-29 Jan Hubicka <jh@suse.cz>
405 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
406 (grokdeclarator): Likewise.
407 * langhooks.c (lhd_warn_unused_global_decl): Use
408 DECL_DECLARED_INLINE_P.
409 * print-tree.c (print_node): Remove DECL_INLINE check.
411 2008-07-29 Richard Guenther <rguenther@suse.de>
413 PR tree-optimization/36945
414 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
415 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
416 Record invariant addresses un-decomposed.
417 (copy_reference_ops_from_call): Record reference call
418 arguments properly. Simplify.
419 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
420 helper split out from ...
421 (create_component_ref_by_pieces): ... here. Simplify.
422 Prepare for recursive invocation for call arguments.
423 (create_expression_by_pieces): Adjust call to
424 create_component_ref_by_pieces.
425 (compute_avail): Process operand 2 of reference ops.
427 2008-07-29 Richard Guenther <rguenther@suse.de>
429 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for
432 2008-07-29 Jakub Jelinek <jakub@redhat.com>
434 * c-format.c (check_format_types): Revert unwanted checkin.
436 2008-07-29 Jan Hubicka <jh@suse.cz>
438 * flags.h (flag_really_no_inline): Remove.
439 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
440 * toplev.c (flag_really_no_inline): Remove.
441 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
442 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
443 (cgraph_decide_inlining_incrementally): Likewise.
444 (compute_inline_parameters): Likewise.
445 * opts.c (decode_options): Simplify.
446 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
447 * common.opt (finline): Initialize to 1.
448 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
450 2008-07-29 Jan Hubicka <jh@suse.cz>
452 * predict.c (always_optimize_for_size_p): New function.
453 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
454 optimize_edge_for_size_p, optimize_edge_for_speed_p,
455 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
457 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
458 * function.c (prepare_function_start): Set default profile.
459 * function.h (rtl_data): Add maybe_hot_insn_p.
460 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
461 (construct_exit_block): Likewise.
462 (tree_expand_cfg): Likewise.
464 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
465 optimize_edge_for_size_p, optimize_edge_for_speed_p,
466 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
467 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
470 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
473 * c-decl.c (merge_decls): Merge USED flags.
475 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
477 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
478 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
479 next_stack, lab_false and lab_over trees.
481 2008-07-28 Richard Guenther <rguenther@suse.de>
483 PR tree-optimization/36957
484 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
485 (useless_type_conversion_p): Remove.
486 (types_compatible_p): Remove.
487 * gimple.h (tree_ssa_useless_type_conversion): Declare.
488 (useless_type_conversion_p): Declare.
489 (types_compatible_p): Declare.
490 (gimple_expr_type): Return the base type only if it is
491 trivially convertible to the subtype.
493 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
495 * configure.ac: Use the m4_do macro to concatenate the warnings into
496 one string in ACX_PROG_CC_WARNING_OPTS,
497 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
498 * configure: Regenerate.
500 2008-07-28 Richard Guenther <rguenther@suse.de>
502 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
503 (insert_fake_stores): Remove.
504 (realify_fake_stores): Likewise.
505 (execute_pre): Remove dead code.
506 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary
508 (find_func_aliases): Deal with it here instead.
509 Re-enable gcc_unreachable call.
511 2008-07-28 Richard Guenther <rguenther@suse.de>
513 Merge from gimple-tuples-branch.
515 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
516 * gimple.def: New file.
517 * gsstruct.def: Likewise.
518 * gimple-iterator.c: Likewise.
519 * gimple-pretty-print.c: Likewise.
520 * tree-gimple.c: Removed. Merged into ...
521 * gimple.c: ... here. New file.
522 * tree-gimple.h: Removed. Merged into ...
523 * gimple.h: ... here. New file.
525 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
526 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
527 --enable-checking=gimple flag.
528 * config.in: Likewise.
529 * configure: Regenerated.
531 * tree-ssa-operands.h: Tuplified.
532 * tree-vrp.c: Likewise.
533 * tree-loop-linear.c: Likewise.
534 * tree-into-ssa.c: Likewise.
535 * tree-ssa-loop-im.c: Likewise.
536 * tree-dump.c: Likewise.
537 * tree-complex.c: Likewise.
538 * cgraphbuild.c: Likewise.
539 * tree-ssa-threadupdate.c: Likewise.
540 * tree-ssa-loop-niter.c: Likewise.
541 * tree-pretty-print.c: Likewise.
542 * tracer.c: Likewise.
543 * gengtype.c: Likewise.
544 * tree-loop-distribution.c: Likewise.
545 * tree-ssa-loop-unswitch.c: Likewise.
546 * cgraph.c: Likewise.
547 * cgraph.h: Likewise.
548 * tree-ssa-loop-manip.c: Likewise.
549 * value-prof.c: Likewise.
550 * tree-ssa-loop-ch.c: Likewise.
551 * tree-tailcall.c: Likewise.
552 * value-prof.h: Likewise.
555 * tree-pass.h: Likewise.
556 * ipa-cp.c: Likewise.
557 * tree-scalar-evolution.c: Likewise.
558 * tree-scalar-evolution.h: Likewise.
559 * target.h: Likewise.
560 * lambda-mat.c: Likewise.
561 * tree-phinodes.c: Likewise.
562 * diagnostic.h: Likewise.
563 * builtins.c: Likewise.
564 * tree-ssa-alias-warnings.c: Likewise.
565 * cfghooks.c: Likewise.
566 * fold-const.c: Likewise.
567 * cfghooks.h: Likewise.
568 * omp-low.c: Likewise.
569 * tree-ssa-dse.c: Likewise.
570 * ipa-reference.c: Likewise.
571 * tree-ssa-uncprop.c: Likewise.
572 * toplev.c: Likewise.
573 * tree-gimple.c: Likewise.
574 * tree-gimple.h: Likewise.
575 * tree-chrec.c: Likewise.
576 * tree-chrec.h: Likewise.
577 * tree-ssa-sccvn.c: Likewise.
578 * tree-ssa-sccvn.h: Likewise.
579 * cgraphunit.c: Likewise.
580 * tree-ssa-copyrename.c: Likewise.
581 * tree-ssa-ccp.c: Likewise.
582 * tree-ssa-loop-ivopts.c: Likewise.
583 * tree-nomudflap.c: Likewise.
584 * tree-call-cdce.c: Likewise.
585 * ipa-pure-const.c: Likewise.
586 * c-format.c: Likewise.
587 * tree-stdarg.c: Likewise.
588 * tree-ssa-math-opts.c: Likewise.
589 * tree-ssa-dom.c: Likewise.
590 * tree-nrv.c: Likewise.
591 * tree-ssa-propagate.c: Likewise.
592 * ipa-utils.c: Likewise.
593 * tree-ssa-propagate.h: Likewise.
594 * tree-ssa-alias.c: Likewise.
595 * gimple-low.c: Likewise.
596 * tree-ssa-sink.c: Likewise.
597 * ipa-inline.c: Likewise.
598 * c-semantics.c: Likewise.
599 * dwarf2out.c: Likewise.
601 * tree-ssa-loop-ivcanon.c: Likewise.
602 * predict.c: Likewise.
603 * tree-ssa-loop.c: Likewise.
604 * tree-parloops.c: Likewise.
605 * tree-ssa-address.c: Likewise.
606 * tree-ssa-ifcombine.c: Likewise.
607 * matrix-reorg.c: Likewise.
608 * c-decl.c: Likewise.
609 * tree-eh.c: Likewise.
610 * c-pretty-print.c: Likewise.
611 * lambda-trans.c: Likewise.
612 * function.c: Likewise.
613 * langhooks.c: Likewise.
614 * ebitmap.h: Likewise.
615 * tree-vectorizer.c: Likewise.
616 * function.h: Likewise.
617 * langhooks.h: Likewise.
618 * tree-vectorizer.h: Likewise.
619 * ipa-type-escape.c: Likewise.
620 * ipa-type-escape.h: Likewise.
621 * domwalk.c: Likewise.
622 * tree-if-conv.c: Likewise.
623 * profile.c: Likewise.
624 * domwalk.h: Likewise.
625 * tree-data-ref.c: Likewise.
626 * tree-data-ref.h: Likewise.
627 * tree-flow-inline.h: Likewise.
628 * tree-affine.c: Likewise.
629 * tree-vect-analyze.c: Likewise.
630 * c-typeck.c: Likewise.
631 * gimplify.c: Likewise.
632 * coretypes.h: Likewise.
633 * tree-ssa-phiopt.c: Likewise.
635 * tree-ssa-coalesce.c: Likewise.
636 * tree.def: Likewise.
637 * tree-dfa.c: Likewise.
638 * except.c: Likewise.
639 * except.h: Likewise.
640 * cfgexpand.c: Likewise.
641 * tree-cfgcleanup.c: Likewise.
642 * tree-ssa-pre.c: Likewise.
643 * tree-ssa-live.c: Likewise.
644 * tree-sra.c: Likewise.
645 * tree-ssa-live.h: Likewise.
646 * tree-predcom.c: Likewise.
647 * lambda.h: Likewise.
648 * tree-mudflap.c: Likewise.
649 * ipa-prop.c: Likewise.
650 * print-tree.c: Likewise.
651 * tree-ssa-copy.c: Likewise.
652 * ipa-prop.h: Likewise.
653 * tree-ssa-forwprop.c: Likewise.
654 * ggc-page.c: Likewise.
656 * tree-ssa-dce.c: Likewise.
657 * tree-vect-patterns.c: Likewise.
658 * tree-ssa-ter.c: Likewise.
659 * tree-nested.c: Likewise.
660 * tree-ssa.c: Likewise.
661 * lambda-code.c: Likewise.
662 * tree-ssa-loop-prefetch.c: Likewise.
663 * tree-inline.c: Likewise.
664 * tree-inline.h: Likewise.
665 * tree-iterator.c: Likewise.
666 * tree-optimize.c: Likewise.
667 * tree-ssa-phiprop.c: Likewise.
668 * tree-vect-transform.c: Likewise.
669 * tree-object-size.c: Likewise.
670 * tree-outof-ssa.c: Likewise.
671 * cfgloop.c: Likewise.
672 * system.h: Likewise.
673 * tree-profile.c: Likewise.
674 * cfgloop.h: Likewise.
675 * c-gimplify.c: Likewise.
676 * c-common.c: Likewise.
677 * tree-vect-generic.c: Likewise.
678 * tree-flow.h: Likewise.
679 * c-common.h: Likewise.
680 * basic-block.h: Likewise.
681 * tree-ssa-structalias.c: Likewise.
682 * tree-switch-conversion.c: Likewise.
683 * tree-ssa-structalias.h: Likewise.
684 * tree-cfg.c: Likewise.
685 * passes.c: Likewise.
686 * ipa-struct-reorg.c: Likewise.
687 * ipa-struct-reorg.h: Likewise.
688 * tree-ssa-reassoc.c: Likewise.
689 * cfgrtl.c: Likewise.
690 * varpool.c: Likewise.
692 * tree-ssanames.c: Likewise.
693 * tree-ssa-threadedge.c: Likewise.
694 * langhooks-def.h: Likewise.
695 * tree-ssa-operands.c: Likewise.
696 * config/alpha/alpha.c: Likewise.
697 * config/frv/frv.c: Likewise.
698 * config/s390/s390.c: Likewise.
699 * config/m32c/m32c.c: Likewise.
700 * config/m32c/m32c-protos.h: Likewise.
701 * config/spu/spu.c: Likewise.
702 * config/sparc/sparc.c: Likewise.
703 * config/i386/i386.c: Likewise.
704 * config/sh/sh.c: Likewise.
705 * config/xtensa/xtensa.c: Likewise.
706 * config/stormy16/stormy16.c: Likewise.
707 * config/ia64/ia64.c: Likewise.
708 * config/rs6000/rs6000.c: Likewise.
709 * config/pa/pa.c: Likewise.
710 * config/mips/mips.c: Likewise.
712 2008-07-28 Simon Baldwin <simonb@google.com>
714 * c-pragma.c (handle_pragma_message): New function.
715 (init_pragma): Register handle_pragma_message.
716 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
719 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
721 PR tree-optimization/35252
722 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
723 REALPART_EXPR to be considered as same load operation.
725 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
727 PR tree-optimization/36830
728 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
729 (expressions_equal_p): Return false if only one operand is null.
731 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
733 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
734 version requirements.
736 2008-07-26 Olivier Hainque <hainque@adacore.com>
738 * collect2.c (symkind): New enum. Symbol kinds we care about.
739 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
740 code and head comment accordingly.
741 (scan_prog_file): Use symkind names instead of bare integers.
743 2008-07-25 Jan Hubicka <jh@suse.cz>
745 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on DECL_INLINE.
746 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
747 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
748 * dojump.c (clear_pending_stack_adjust): Likewise.
749 * print-tree.c (print_node): Ignore DECL_INLINE.
750 * tree-inline.c (inlinable_function_p): Likewise.
752 2008-07-25 Michael Meissner <gnu@the-meissners.org>
754 * doc/extend.texi (hot attribute): Document that the hot attribute
755 turns on -O3 for some ports.
756 (cold attribute): Document that the cold attribute turns on -Os
759 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
760 reflect function specific option support.
762 * target.h (struct target_option_hooks): Add fields to say whether
763 the cold attribute implies -Os and the hot attribute implies -O3.
765 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
766 By default, do not turn on -Os for cold functions.
767 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
768 not turn on -O3 for hot functions.
770 * c-common.c (handle_hot_attribute): Use target hook to determine
771 if hot functions should enable -O3.
772 (handle_cold_attribute): Use target hook to determine if cold
773 functions should enable -Os.
775 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
776 (override_options): Move disable scheduling to
777 optimization_options.
778 (optimization_options): Disable scheduling here, not
780 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
781 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
783 * config/ia64/ia64.c (ia64_override_options): Move setting
784 scheduling flags to ia64_optimization_options.
785 (ia64_optimization_options): Disable scheduling options here, and
786 not in ia64_override_options.
787 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
788 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
790 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
793 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
795 2008-07-25 Martin Jambor <mjambor@suse.cz>
797 PR tree-optimization/36926
798 * ipa-prop.c (ipa_analyze_call_uses): Call
799 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
801 2008-07-25 Joseph Myers <joseph@codesourcery.com>
803 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
804 movv2si_internal): Add mem = reg alternative.
806 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
809 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
810 DEFAULT_PCC_STRUCT_RETURN to 127.
812 2008-07-24 Jan Hubicka <jh@suse.cz>
814 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
815 (build_cgraph_edges): Likewise.
816 * cgraph.c (cgraph_node): Do not update assembler hash.
817 (cgraph_remove_node): Drop non-unit-at-a-time code.
818 * tree-pass.h (pass_O0_always_inline): Remove.
819 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
820 * toplev.c (process_options): Flag unit-at-a-time does not imply
822 * cgraphunit.c: Update comments.
823 (decide_is_function_needed): Drop non-unit-at-a-time mode.
824 (cgraph_assemble_pending_functions): Remove.
825 (cgraph_reset_node): Drop non-unit-at-a-time code.
826 (cgraph_finalize_function): Likewise.
827 (cgraph_analyze_function): Likewise.
828 (cgraph_finalize_compilation_unit): Likewise.
829 (cgraph_expand_function): Likewise.
830 (cgraph_optimize): Likesise.
831 (save_inline_function_body): Likewise.
832 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
833 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
834 * ipa-inline.c: Update comments.
835 (enum inlining_mode): remove INLINE_SPEED.
836 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
837 (cgraph_mark_inline_edge): Likewise.
838 (try_inline): Likewise.
839 (cgraph_decide_inlining_incrementally): Likewise.
840 (cgraph_gate_inlining): Remove.
841 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
842 (cgraph_gate_early_inlining): Likewise.
843 (gate_inline_passes): Remove.
844 (pass_inline_parameters, pass_ipa_inline): Remove gates.
845 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
846 pass_O0_always_inline): Remove.
847 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
848 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
849 * opts.c (no_unit_at_a_time_default): Remove.
850 (decode_options): Remove flag_unit_at_a_time reset and warning.
851 * opts.h (no_unit_at_a_time_default): Remove.
852 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
853 early in GNU dialect.
854 (merge_decls): Update comment; drop unit-at-a-time check.
855 (finish_decl): Likewise.
856 (grok_declaration): Remove flag_inline_trees code.
857 (finish_functions): Return on function returning non-void on all
859 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
860 * cfgexpand.c (expand_one_static_var): Remove.
861 (expand_one_var): Remove expand_one_static_var call.
862 (expand_used_vars_for_block): Remove flag_unit_a_time check.
863 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
864 and flag_unit_at_a-time compatibility checks.
865 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
866 * tree-inline.c (flag_inline_trees): Remove.
867 (inlinable_function_p): Don't check it.
868 (expand_call_inline): Remove non-unit-at-a-time code.
869 * tree-inline.h (flag_inline_trees): Remove.
870 * tree-optimize.c (execute_early_local_optimizations): Remove
871 unit-at-a-time checks.
872 (tree_rest_of_compilation): Likewise.
873 * combine.c (setup_incoming_promotions): Likewise.
874 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
875 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
876 * passes.c (pass_inline_parameters): Update comments; remove
877 O0_alwaysinline pass.
878 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
879 (execute_one_pass): Likewise.
880 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
881 (ix86_function_sseregparm): Likewise.
882 * arm.c (arm_function_in_section_p): Likewise.
883 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
884 * varpool.c: Update comments.
885 (decide_is_variable_needed): Remove unit-at-a-time checks.
886 (varpool_finalize_decl): Likewise.
888 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
890 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
892 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal
895 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
897 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
898 imp symbol extension.
900 2008-07-23 Ian Lance Taylor <iant@google.com>
902 * tree-vrp.c (infer_value_range): Ignore asm statements when
903 looking for memory accesses for -fdelete-null-pointer-checks.
905 2008-07-24 Ben Elliston <bje@au.ibm.com>
907 * config/spu/spu-c.c (__vector_keyword): New variable.
908 (vector_keyword): Likewise.
909 (spu_categorize_keyword): New function.
910 (spu_macro_to_expand): Likewise.
911 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
912 compiling an ISO C dialect.
914 2008-07-24 Ben Elliston <bje@au.ibm.com>
916 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
919 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
921 * configure: Regenerate.
922 * configure.ac: Require texinfo 4.7.
923 * doc/install.texi: Document texinfo 4.7 requirement.
925 2008-07-23 Martin Jambor <mjambor@suse.cz>
927 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
928 rather than for DECL_SAVED_TREE.
929 * ipa-prop.c: Include diagnostic.h.
930 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
932 (ipa_detect_param_modifications): Function rewritten from scratch.
933 (ipa_compute_jump_functions): Changed accesses to modification flags.
934 (ipa_free_node_params_substructures): Update flags destruction.
935 (ipa_node_duplication_hook): Update flags duplication.
936 (ipa_print_all_params_modified): Updated flag access.
937 * ipa-prop.h (struct ipa_param_flags): New structure.
938 (struct ipa_node_params): New field modification_analysis_done,
939 modified_flags changed into param_flags.
940 (ipa_is_ith_param_modified): Changed to use new flags.
941 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
943 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
944 ipa-cp.c and split into two functions.
945 (ipa_print_node_jump_functions): New function.
946 (compute_scalar_jump_functions): New function.
947 (type_like_member_ptr_p): New function.
948 (compute_pass_through_member_ptrs): New function.
949 (fill_member_ptr_cst_jump_function): New function.
950 (determine_cst_member_ptr): New function.
951 (compute_cst_member_ptr_arguments): New function.
952 (ipa_compute_jump_functions): Complete rewrite.
953 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
954 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
955 (struct ipa_member_ptr_cst): New structure.
956 (union jump_func_value): New field member_cst.
957 * ipa-cp.c (ipcp_lat_is_insertable): New function.
958 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
960 (ipcp_print_all_lattices): Slight fprintf rearrangement.
961 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
962 instead of ipcp_print_all_jump_functions.
963 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
964 only for replacable scalars.
966 * doc/invoke.texi (Optimize options): Add description of
968 * common.opt (flag_indirect_inlining): New flag.
969 * opts.c (decode_options): Set flag_indirect_inlining when
972 * ipa-inline.c: Include ipa-prop.h.
973 (inline_indirect_intraprocedural_analysis): New function.
974 (inline_generate_summary): Allocate parameter and argument info
975 structures, call inline_indirect_intraprocedural_analysis on each
976 node when doing indirect inlining and deallocate indirect inlining
977 data structures in the end.
978 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
979 (free_all_ipa_structures_after_iinln): New function.
980 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
982 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
984 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
985 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
986 of computing the frequency separately.
987 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
988 of computing the frequency separately.
989 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
990 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
991 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
992 (ipa_get_stmt_member_ptr_load_param): New function.
993 (ipa_is_ssa_with_stmt_def): New function.
994 (ipa_note_param_call): New function.
995 (ipa_analyze_call_uses): New function.
996 (ipa_analyze_stmt_uses): New function.
997 (ipa_analyze_params_uses): New function.
998 (ipa_free_node_params_substructures): Also free the param_calls linked
1000 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
1001 (ipa_print_node_param_flags): New function.
1002 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
1003 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
1004 * ipa-prop.h (struct ipa_param_flags): New field called.
1005 (struct ipa_param_call_note): New structure.
1006 (struct ipa_node_params): New fields param_calls and
1008 (ipa_is_ith_param_called): New function.
1009 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1010 ipa_analyze_params_uses and dump parameter flags.
1012 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
1013 ipa_propagate_indirect_call_infos if performing indirect inlining,
1014 pass a new parameter new_edges to it.
1015 (add_new_edges_to_heap): New fucntion.
1016 (cgraph_decide_inlining_of_small_functions): New vector
1017 new_indirect_edges for newly found indirect edges , call
1018 ipa_propagate_indirect_call_infos after inlining.
1019 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
1020 inlining if performing indirect inlining. Call
1021 free_all_ipa_structures_after_iinln when doing so too.
1022 (inline_generate_summary): Do not call
1023 free_all_ipa_structures_after_iinln here.
1024 * ipa-prop.c (update_jump_functions_after_inlining): New function.
1025 (print_edge_addition_message): New function.
1026 (update_call_notes_after_inlining): New function.
1027 (propagate_info_to_inlined_callees): New function.
1028 (ipa_propagate_indirect_call_infos): New function.
1029 * ipa-prop.h: Include cgraph.h
1030 (struct ipa_param_call_note): Fields reordered, new field processed.
1031 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
1033 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
1034 rediscovered call statements.
1035 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
1036 (dump_cgraph_node): Dump also the indirect_call flag.
1037 (cgraph_clone_edge): Copy also the indirect_call flag.
1038 * tree-inline.c (copy_bb): Do not check for fndecls from call
1039 expressions, check for edge availability when moving clones.
1040 (get_indirect_callee_fndecl): New function.
1041 (expand_call_inline): If callee declaration is not apprent from
1042 the statement, try calling get_indirect_callee_fndecl. Do not
1043 issue warnings or call sorry when not inlinings an indirect edge.
1044 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
1046 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
1047 bit more frandly to matching.
1048 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
1049 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
1050 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
1052 2008-07-23 Michael Meissner <gnu@the-meissners.org>
1055 * opth-gen.awk: Suppress function specific features when building
1057 * optc-gen.awk: Ditto.
1059 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1062 * diagnostic.c (pedwarn): Add opt parameter.
1064 * c-tree.h (pedwarn_init): Add opt parameter.
1065 (pedwarn_c90): Likewise.
1066 (pedwarn_c99): Likewise.
1067 * c-errors.c (pedwarn_c99): Likewise.
1068 (pedwarn_c90): Likewise.
1069 * toplev.h (pedwarn): Update declaration.
1070 (pedwarn0): Declare.
1071 * c-lex.c: All calls to pedwarn changed.
1072 * builtins.c: All calls to pedwarn changed.
1073 * toplev.c: All calls to pedwarn changed.
1074 * c-decl.c: All calls to pedwarn changed.
1075 * c-typeck.c: All calls to pedwarn changed.
1076 * c-common.c: All calls to pedwarn changed.
1077 * c-parser.c: All calls to pedwarn changed.
1079 2008-07-23 Michael Meissner <gnu@the-meissners.org>
1080 Karthik Kumar <karthikkumar@gmail.com>
1082 * attribs.c (file scope): Include c-common.h.
1083 (decl_attributes): Add support for #pragma GCC optimize and
1086 * targhooks.c (default_can_inline_p): New function that is the
1087 default for the TARGET_CAN_INLINE_P target hook.
1089 * targhooks.h (default_can_inline_p): Add declaration.
1091 * tree.c (cl_optimization_node): New static tree for building
1092 OPTIMIZATION_NODE tree.
1093 (cl_target_option_node): New static tree for building
1094 TARGET_OPTION_NODE tree.
1095 (cl_option_hash_table): New hash table for hashing
1096 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
1097 (cl_option_hash_hash): New function to provide the hash value for
1098 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
1099 (cl_option_hash_eq): New function to provide an equality test for
1100 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
1101 (tree_code_size): Add support for OPTIMIZATION_NODE and
1102 TARGET_OPTION_NODE trees.
1103 (tree_code_structure): Add support for OPTIMIZATION_NODE and
1104 TARGET_OPTION_NODE trees.
1105 (build_optimization_node): Build a tree that has all of the
1106 current optimization options.
1107 (build_target_option_node): Build a tree that has the target
1108 options that might be changed on a per function basis.
1110 * tree.h (file scope): Include options.h.
1111 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
1112 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
1113 (TREE_OPTIMIZATION): Ditto.
1114 (TREE_TARGET_SPECIFIC): Ditto.
1115 (struct tree_function_decl): Add fields for remembering the
1116 current optimization options and target specific options.
1117 (struct tree_optimization_option): New tree variant that remembers
1118 the optimization options.
1119 (struct tree_target_option): New tree variant that remembers the
1120 target specific flags that might change for compiling a particular
1122 (union tree_node): Include tree_optimization_option and
1123 tree_target_option fields.
1124 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
1125 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
1126 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
1127 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
1128 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
1129 optimization and target options.
1130 (optimization_default_node): New macro to refer to global_trees
1132 (optimization_current_node): Ditto.
1133 (optimization_cold_node): Ditto.
1134 (optimization_hot_node): Ditto.
1135 (target_option_default_node): Ditto.
1136 (target_option_current_node): Ditto.
1137 (current_option_pragma): Ditto.
1138 (current_optimize_pragma): Ditto.
1140 * target.h (struct gcc_target): Add valid_option_attribute_p,
1141 target_option_save, target_option_restore, target_option_print,
1142 target_option_pragma_parse, and can_inline_p hooks.
1144 * toplev.h (parse_optimize_options): Add declaration.
1145 (fast_math_flags_struct_set_p): Ditto.
1147 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
1148 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
1151 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
1152 tree_can_inline_p hook to see if one function can inline another.
1153 (cgraph_decide_inlining): Ditto.
1154 (cgraph_decide_inlining_incrementally): Ditto.
1156 * opts.c (decode_options): Add support for running multiple times
1157 to allow functions with different target or optimization options
1158 than was specified on the command line.
1159 (fast_math_flags_struct_set_p): New function that is similar to
1160 fast_math_flags_set_p, except it uses the values in the
1161 cl_optimization structure instead of global variables.
1163 * optc-gen.awk: Add support for TargetSave to allow a back end to
1164 declare new fields that need to be saved when using function
1165 specific options. Include flags.h and target.h in the options.c
1166 source. Add support for Save to indicate which options can be set
1167 for individual functions. Generate cl_optimize_save,
1168 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
1169 cl_target_option_restore, cl_target_option_print functions to
1170 allow functions to use different optimization or target options.
1172 * opt-functions.awk (var_type_struct): Return the type used for
1173 storing the field in a structure.
1175 * opth-gen.awk: Add support for TargetSave to allow a back end to
1176 declare new fields that need to be saved when using function
1177 specific options. Add support for Save to indicate which options
1178 can be set for individual functions. Only generate one extern for
1179 Mask fields. Generate cl_optimization and cl_target_option
1180 structures to remember optimization and target options.
1182 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
1183 collecting new tree nodes.
1184 (TS_TARGET_OPTION): Ditto.
1186 * c-decl.c (merge_decls): Merge function specific target and
1187 optimization options.
1189 * function.c (invoke_set_current_function_hook): If the function
1190 uses different optimization options, change the global variables
1193 * coretypes.h (struct cl_optimization): Add forward reference.
1194 (struct cl_target_option): Ditto.
1196 * c-pragma.c (option_stack): New static vector to remember the
1197 current #pragma GCC option stack.
1198 (handle_pragma_option): New function to support #pragma GCC option
1199 to change target options.
1200 (optimize_stack): New static vector to remember the current
1201 #pragma GCC optimize stack.
1202 (handle_pragma_optimize): New function to support #pragma GCC
1203 optimize to change optimization options.
1204 (init_pragma): Add support for #pragma GCC optimize and #pragma
1207 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
1208 optimization options.
1209 (TARGET_OPTION_NODE): New tree code for remembering certain target
1212 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
1213 TARGET_OPTION_NODE trees.
1215 * common.opt (-O): Add Optimization flag.
1217 (-fmath-errno): Ditto.
1218 (-falign-functions): Add UInteger flag to make sure flag gets full
1219 int in cl_optimization structure.
1220 (-falign-jumps): Ditto.
1221 (-falign-labels): Ditto.
1222 (-falign-loops): Ditto.
1223 (-fsched-stalled-insns): Ditto.
1224 (-fsched-stalled-insns-dep): Ditto.
1226 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
1228 (TARGET_OPTION_SAVE): Ditto.
1229 (TARGET_OPTION_RESTORE): Ditto.
1230 (TARGET_OPTION_PRINT): Ditto.
1231 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
1232 (TARGET_CAN_INLINE_P): Ditto.
1233 (TARGET_INITIALIZER): Add new hooks.
1235 * tree-inline.c (tree_can_inline_p): New function to determine
1236 whether one function can inline another. Check if the functions
1237 use compatible optimization options, and also call the backend
1240 * tree-inline.h (tree_can_inline_p): Add declaration.
1242 * c-common.c (c_common_attribute): Add support for option and
1243 optimize attributes.
1244 (handle_option_attribute): Add support for the option attribute to
1245 allow the user to specify different target options for compiling a
1247 (handle_optimize_attribute): Add support for the optimize
1248 attribute to allow the user to specify different optimization
1249 options for compiling a specific function.
1250 (handle_hot_attribute): Turn on -O3 optimization for this one
1251 function if it isn't the default optimization level.
1252 (handle_cold_attribute): Turn on -Os optimization for this one
1253 function if it insn't the default optimization.
1254 (const_char_p): New const char * typedef.
1255 (optimize_args): New static vector to remember the optimization
1257 (parse_optimize_options): New function to set up the optimization
1258 arguments from either the optimize attribute or #pragma GCC
1261 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
1262 (builtin_define_std): Ditto.
1264 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
1265 Add t-i386 Makefile fragment to add i386-c.o and i386.o
1267 (x86_64-*-*): Ditto.
1269 * Makefile.in (TREE_H): Add options.h.
1270 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
1272 * doc/extend.texi (option attribute): Document new attribute.
1273 (optimize attribute): Ditto.
1274 (hot attribute): Document hot attribute sets -O3.
1275 (cold attribute): Document cold attribute sets -Os.
1276 (#pragma GCC option): Document new pragma.
1277 (#pragma GCC optimize): Ditto.
1279 * doc/options.texi (TargetSave): Document TargetSave syntax.
1280 (UInteger): Document UInteger must be used for certain flags.
1281 (Save): Document Save option to create target specific options
1282 that can be saved/restored on a function specific context.
1284 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new
1286 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
1288 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new
1290 (TARGET_OPTION_SAVE): Ditto.
1291 (TARGET_OPTION_RESTORE): Ditto.
1292 (TARGET_OPTION_PRINT): Ditto.
1293 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
1294 (TARGET_CAN_INLINE_P): Ditto.
1296 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
1298 (-mfpmath=both): Ditto.
1300 2008-07-23 Michael Meissner <gnu@the-meissners.org>
1301 Karthik Kumar <karthikkumar@gmail.com>
1303 * config/i386/i386.h (TARGET_ABM): Move switch into
1305 (TARGET_POPCNT): Ditto.
1306 (TARGET_SAHF): Ditto.
1307 (TARGET_AES): Ditto.
1308 (TARGET_PCLMUL): Ditto.
1309 (TARGET_CMPXCHG16B): Ditto.
1310 (TARGET_RECIP): Move switch into target_flags.
1311 (TARGET_FUSED_MADD): Ditto.
1312 (ix86_arch_features): Make an unsigned char type.
1313 (ix86_tune_features): Ditto.
1314 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
1315 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
1316 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
1318 * config/i386/i386.opt (arch): New TargetSave field to define
1319 fields that need to be saved for function specific option
1323 (branch_cost): Ditto.
1324 (ix86_isa_flags_explicit): Ditto.
1325 (tune_defaulted): Ditto.
1326 (arch_specified): Ditto.
1327 (-m128-long-double): Add Save flag to save option for target
1328 specific option support.
1330 (-maccumulate-outgoing-args): Ditto.
1331 (-malign-double): Ditto.
1332 (-malign-stringops): Ditto.
1333 (-mfancy-math-387): Ditto.
1334 (-mhard-float): Ditto.
1336 (-minline-all-stringops): Ditto.
1337 (-minline-stringops-dynamically): Ditto.
1338 (-mms-bitfields): Ditto.
1339 (-mno-align-stringops): Ditto.
1340 (-mno-fancy-math-387): Ditto.
1341 (-mno-push-args): Ditto.
1342 (-mno-red-zone): Ditto.
1343 (-mpush-args): Ditto.
1344 (-mred-zone): Ditto.
1346 (-msseregparm): Ditto.
1347 (-mstack-arg-probe): Ditto.
1362 (-mrecip): Move flag into target_flags.
1364 (-mno-fused-madd): Ditto.
1365 (-mfused-madd): Ditto.
1366 (-mabm): Move flag into ix86_isa_flags.
1373 * config/i386/i386-c.c: New file for #pragma support.
1374 (ix86_target_macros_internal): New function to #define or #undef
1375 target macros based when the user uses the #pragma GCC option to
1376 change target options.
1377 (ix86_pragma_option_parse): New function to add #pragma GCC option
1379 (ix86_target_macros): Move defining the target macros here from
1380 TARGET_CPU_CPP_BUILTINS in i386.h.
1381 (ix86_register_pragmas): Register the #pragma GCC option hook. If
1382 defined, initialize any subtarget #pragmas.
1384 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
1385 REGISTER_TARGET_PRAGMAS.
1387 * config/i386/t-i386: New file for x86 dependencies.
1388 (i386.o): Make dependencies mirror the include files used.
1389 (i386-c.o): New file, add dependencies.
1391 * config/i386/i386-protos.h (override_options): Add bool
1393 (ix86_valid_option_attribute_tree): Add declaration.
1394 (ix86_target_macros): Ditto.
1395 (ix86_register_macros): Ditto.
1397 * config/i386/i386.c (ix86_tune_features): Move initialization of
1398 the target masks to initial_ix86_tune_features to allow functions
1399 to have different target options. Make type unsigned char,
1400 instead of unsigned int.
1401 (initial_ix86_tune_features): New static vector to hold processor
1402 masks for the tune variables.
1403 (ix86_arch_features): Move initialization of the target masks to
1404 initial_ix86_arch_features to allow functions to have different
1405 target options. Make type unsigned char, instead of unsigned
1407 (initial_ix86_arch_features): New static vector to hold processor
1408 masks for the arch variables.
1409 (enum ix86_function_specific_strings): New enum to describe the
1410 string options used for attribute((option(...))).
1411 (ix86_target_string): New function to return a string that
1412 describes the target options.
1413 (ix86_debug_options): New function to print the current options in
1415 (ix86_function_specific_save): New function hook to save the
1416 function specific global variables in the cl_target_option
1418 (ix86_function_specific_restore): New function hook to restore the
1419 function specific variables from the cl_target_option structure to
1420 the global variables.
1421 (ix86_function_specific_print): New function hook to print the
1422 target specific options in the cl_target_option structure.
1423 (ix86_valid_option_attribute_p): New function hook to validate
1424 attribute((option(...))) arguments.
1425 (ix86_valid_option_attribute_tree): New function that is common
1426 code between attribute((option(...))) and #pragma GCC option
1427 support that parses the options and returns a tree holding the
1429 (ix86_valid_option_attribute_inner_p): New helper function for
1430 ix86_valid_option_attribute_tree.
1431 (ix86_can_inline_p): New function hook to decide if one function
1432 can inline another on a target specific basis.
1433 (ix86_set_current_function); New function hook to switch target
1434 options if the user used attribute((option(...))) or #pragma GCC
1436 (ix86_tune_defaulted): Move to static file scope from
1438 (ix86_arch_specified): Ditto.
1439 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
1441 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
1442 (OPTION_MASK_ISA_ABM_SET): Ditto.
1443 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
1444 (OPTION_MASK_ISA_CX16_SET): Ditto.
1445 (OPTION_MASK_ISA_SAHF_SET): Ditto.
1446 (OPTION_MASK_ISA_AES_UNSET): Ditto.
1447 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
1448 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
1449 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
1450 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
1451 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
1452 (struct ptt): Move to static file scope from override_options.
1453 (processor_target_table): Ditto.
1455 (ix86_handle_option): Add support for options that are now isa
1457 (override_options): Add support for declaring functions that
1458 support different target options than were specified on the
1459 command line. Move struct ptt, processor_target_table, cpu_names,
1460 ix86_tune_defaulted, ix86_arch_specified to static file scope.
1461 Add bool argument. Fix up error messages so the appropriate error
1462 is given for either command line or attribute.
1463 (ix86_previous_fndecl): New static to remember previous function
1464 declaration to see if we need to change target options.
1465 (ix86_builtins_isa): New array to record the ISA of each builtin
1467 (def_builtin): Always create the builtin function, even if the
1468 current ISA doesn't support it.
1469 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
1470 tests for those builtins.
1471 (ix86_init_builtins): Remove TARGET_MMX test for calling
1472 ix86_init_mmx_sse_builtins.
1473 (ix86_expand_builtin): If the current ISA doesn't support a given
1474 builtin, signal an error.
1475 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
1476 (TARGET_SET_CURRENT_FUNCTION): Ditto.
1477 (TARGET_OPTION_SAVE): Ditto.
1478 (TARGET_OPTION_RESTORE): Ditto.
1479 (TARGET_OPTION_PRINT): Ditto.
1480 (TARGET_CAN_INLINE_P): Ditto.
1482 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
1484 * c-typeck.c (build_external_ref): Don't call assemble_external.
1485 * final.c (output_operand): Call assemble_external.
1487 2008-07-21 DJ Delorie <dj@redhat.com>
1489 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
1490 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1492 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1494 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
1495 original insn and splitter contents into ...
1496 ("*div<mode>3_fast"): ... this new pattern. Enable only if
1497 flag_unsafe_math_optimizations. Add dummy scratch register.
1498 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
1499 !flag_unsafe_math_optimizations. Returns number with next
1500 highest magnitude if this is still less or equal to the true
1501 quotient in magnitude.
1503 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
1505 * Makefile.in: Replace toplev.h with TOPLEV_H.
1506 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
1507 * c-lex.c (fe_file_change): Don't set in_system_header.
1508 * c-parser.c (c_token): Remove in_system_header.
1509 (c_lex_one_token): Don't set in_system_header.
1510 (c_parser_set_source_position_from_token): Don't set in_system_header.
1511 * diagnostic.c (diagnostic_report_diagnostic): Use location from
1514 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
1515 * flags.h (in_system_header): Remove.
1516 * function.c (saved_in_system_header): Remove.
1517 (push_cfun): Don't set in_system_header.
1518 (pop_cfun): Don't set in_system_header.
1519 (push_struct_function): Don't set in_system_header.
1520 * input.h (expanded_location): Add sysp.
1521 (in_system_header_at): New.
1522 (in_system_header): New.
1523 * toplev.c (in_system_header): Remove.
1524 * toplev.h: Include input.h
1526 * tree-cfg.c (execute_warn_function_return): Call warning_at.
1527 * tree-ssa.c (warn_uninit): Call warning_at.
1528 (warn_uninitialized_var): Update calls to warn_uninit.
1529 (warn_uninitialized_phi): Update calls to warn_uninit.
1530 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
1531 (expand_location): Initialize xloc.sysp.
1532 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
1533 (tree_decl_with_vis): Remove in_system_header_flag.
1535 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
1538 * recog.c (asm_operand_ok): Change the order of the extra
1539 memory constraint checks.
1541 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1544 * tree-switch-conversion.c (build_one_array): Call
1545 varpool_mark_needed_node and varpool_finalize_decl
1546 instead of assemble_variable.
1548 2008-07-19 Jan Hubicka <jh@suse.cz>
1550 * cgraph.c (cgraph_add_new_function): Do early local passes.
1551 * tree-nrv.c (gate_pass_return_slot): New gate.
1552 (pass_nrv): Add the gate.
1553 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
1555 (coalesce_ssa_name): Coalesce SSA names.
1556 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
1557 not optimizing so unused user vars remains visible.
1558 * common.opt (flag_tree_ter): Always enable by default.
1559 * tree-ssa-ter.c: Include flags.h
1560 (is_replaceable_p): Check that locations match; when aliasing is missing
1561 be conservative about loads.
1562 * tree-optimize.c (gate_init_datastructures): Remove.
1563 (pass_init_datastructures): New.
1564 * passes.c: Reorder passes so we always go into SSA.
1566 2008-07-19 Jan Hubicka <jh@suse.cz>
1568 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
1569 * doc/invoke.texi (--combine): Likewise.
1570 (-finline-functions-called-once): Update levels when enabled.
1571 (-funit-at-a-time): Document new behaviour.
1572 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
1573 -fno-section-anchors when disabled explicitly.
1574 (inline params): They are not ignored now.
1575 (precompiled headers): Remove unit-at-a-time as being incompatible.
1576 * opts.c (decode_options): Handle unit-at-a-time as alias;
1577 imply -fno-section-anchors when toplevel reorder is disabled
1579 * common.opt (ftoplevel-reorder): Set default value to 2.
1580 (funit-at-a-time): Set default value to 1.
1581 * config/rs6000/rs6000.c (optimization_options): Set section anchors
1584 2008-07-19 Jan Hubicka <jh@suse.cz>
1586 * builtins.c (expand_builtin_int_roundingfn,
1587 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
1590 2008-07-19 Richard Guenther <rguenther@suse.de>
1593 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
1594 * tree-ssa-sccvn.c (get_constant_value_id): New function.
1595 * tree-ssa-pre.c (get_expr_value_id): For newly created
1596 constant value-ids make sure to add the expression to its
1599 2008-07-19 Jakub Jelinek <jakub@redhat.com>
1602 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
1603 return value of the builtin is ignored.
1605 2008-07-19 Olivier Hainque <hainque@adacore.com>
1607 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
1608 bits, a C conformant malloc implementation has to provide.
1609 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
1611 2008-07-19 Joseph Myers <joseph@codesourcery.com>
1615 * reload.c (find_reloads_subreg_address): Only reload address if
1616 reloaded == 0, not for reloaded != 1.
1619 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1620 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1621 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1622 m32c_legitimize_reload_address.
1624 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1625 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1626 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1628 2008-07-19 Olivier Hainque <hainque@adacore.com>
1630 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
1631 argument, saying whether nested array are to be collapsed
1632 into a single array type DIE with multiple subscripts.
1633 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
1634 issues, centralize the nested array types collapsing control and
1635 disable the transformation for Ada.
1637 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
1640 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
1642 (x86_64_shift_adj_2): New expander.
1643 (x86_64_shift_adj_3): Ditto.
1644 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
1645 to split TImode operands.
1646 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
1647 (ix86_split_lshr): Ditto.
1649 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
1651 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
1652 and __CHAR32_TYPE__.
1653 * c-typeck.c (digest_init): Support char16_t and char32_t.
1654 (set_nonincremental_init_from_string): Idem.
1656 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1659 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
1660 PREFERRED_STACK_BOUNDARY.
1661 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1663 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1666 * function.c (locate_and_pad_parm): Cap boundary earlier.
1668 2008-07-17 Julian Brown <julian@codesourcery.com>
1670 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
1671 no-op for targets which don't use DLLs.
1673 2008-07-17 Martin Jambor <mjambor@suse.cz>
1675 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
1676 that nodes are relevant by examining the node->analyzed flag.
1677 (ipcp_init_stage): Check which nodes are relevant, assert that the
1678 relevant ones are also required.
1679 (ipcp_propagate_stage): Check on the side arrays are properly
1681 (ipcp_print_all_jump_functions): Make sure not to touch any node
1682 that is not analyzed or an edge that does not have a corresponding
1683 entry in the on-the-side vectors.
1684 (ipcp_function_scale_print): Likewise.
1685 (ipcp_update_callgraph): Check that the node is relevant.
1686 (ipcp_insert_stage): Check that the node is relevant. Check there is
1687 an info for every node and edge.
1688 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
1689 (ipa_print_all_tree_maps): Likewise and a new variable info.
1690 (ipa_print_all_params_modified): Likewise.
1691 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
1693 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
1696 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
1698 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
1700 PR rtl-optimization/36753
1701 * fwprop.c (use_killed_between): Don't shortcut
1702 single-definition global registers.
1704 2008-07-16 Jan Hubicka <jh@suse.cz>
1706 * cgraph.h (varpool_empty_needed_queue): Declare.
1707 * cgraphunit.c (output_in_order): Mark all variables as needed;
1709 * varpool.c (varpool_assemble_node): Update debug queue.
1710 (varpool_assemble_pending_decls): Don't do it here.
1711 (varpool_empty_needed_queue): New function.
1713 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1715 * recog.c (peephole2_optimize): Fix formatting.
1717 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1719 * c-pch.c (get_ident): Avoid C++ keywords.
1720 * combine-stack-adj.c (single_set_for_csa): Likewise.
1721 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
1722 output_asm_insn): Likewise.
1723 * reload.c (push_secondary_reload, find_reusable_reload,
1724 push_reload, combine_reloads, find_reloads,
1725 debug_reload_to_stream): Likewise.
1726 * reload.h (struct reload): Likewise.
1727 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
1728 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
1729 emit_output_reload_insns): Likewise.
1730 * targhooks.c (default_secondary_reload): Likewise.
1731 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
1733 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1735 * recog.c (validate_change_1, validate_change,
1736 validate_unshare_change, validate_replace_rtx_1, struct
1737 funny_match, constrain_operands, peephole2_optimize): Avoid C++
1739 * reload.c (push_secondary_reload, secondary_reload_class,
1740 scratch_reload_class, find_valid_class, find_reusable_reload,
1741 push_reload, find_dummy_reload, find_reloads_address_1,
1742 find_reloads_address_part, find_equiv_reg): Likewise.
1743 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
1744 choose_reload_regs): Likewise.
1745 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
1747 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1748 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1749 * sched-rgn.c (concat_INSN_LIST): Likewise.
1750 * stor-layout.c (mode_for_size, mode_for_size_tree,
1751 smallest_mode_for_size): Likewise.
1753 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1755 * cfg.c (dump_reg_info): Avoid C++ keywords.
1756 * dwarf2asm.c (dw2_force_const_mem,
1757 dw2_asm_output_encoded_addr_rtx): Likewise.
1758 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
1759 * expmed.c (expand_shift): Likewise.
1760 * global.c (find_reg): Likewise.
1761 * graph.c (draw_edge): Likewise.
1762 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
1763 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
1764 widen_clz, widen_bswap, expand_parity, expand_unop,
1765 emit_cmp_and_jump_insn_1): Likewise.
1766 * postreload.c (reload_cse_simplify_operands): Likewise.
1767 * ra.h (add_neighbor): Likewise.
1768 * reg-stack.c (remove_regno_note, change_stack): Likewise.
1769 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
1770 record_reg_classes, copy_cost, record_address_regs,
1771 invalid_mode_change_p): Likewise.
1772 * regrename.c (regrename_optimize, scan_rtx_reg,
1773 dump_def_use_chain, find_oldest_value_reg,
1774 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
1776 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1778 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
1779 MASK_POWERPC64 for power4 in previous commit.
1781 2008-07-16 Olivier Hainque <hainque@adacore.com>
1783 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
1784 instead of bare conversion to cast const-ness away.
1786 2008-07-16 Anatoly Sokolov <aesok@post.ru>
1788 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
1789 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
1790 * config/xtensa/xtensa.c (xtensa_function_value): New function.
1791 (TARGET_FUNCTION_VALUE): Define.
1793 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1795 * config/rs6000/rs6000.c (processor_target_table): Add
1796 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
1798 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1801 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1802 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1803 m32c_legitimize_reload_address.
1805 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
1807 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
1808 DECL_IN_SYSTEM_HEADER in sync.
1810 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
1812 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
1813 * tree-ssa-pre.c (pre_expr_eq): Ditto
1814 (get_constant_for_value_id): Take a type as an argument.
1815 (fully_constant_expression): Pass in type.
1816 (find_or_generate_expression): Short circuit constant case.
1817 (create_expression_by_pieces): Remove special casing of
1819 (do_regular_insertion): Short circuit constant case.
1820 (do_partial_partial_insertion): Ditto.
1822 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1825 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
1827 2008-07-15 Bob Wilson <bob.wilson@acm.org>
1829 * config/xtensa/libgcc-xtensa.ver: New file.
1830 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
1832 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1834 * df-problems.c (df_set_note): Avoid C++ keywords.
1835 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
1836 * dse.c (record_store, remove_useless_values): Likewise.
1837 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
1838 gen_reg_rtx_offset, operand_subword, change_address_1,
1839 change_address, adjust_address_1, offset_address,
1840 widen_memory_access, emit_copy_of_insn_after): Likewise.
1841 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
1842 * fwprop.c (should_replace_address, propagate_rtx_1,
1843 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
1845 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
1846 gcse_emit_move_after, update_ld_motion_stores): Likewise.
1847 * lcm.c (compute_insert_delete, pre_edge_lcm,
1848 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
1849 * lower-subreg.c (resolve_reg_notes): Likewise.
1850 * mode-switching.c (optimize_mode_switching): Likewise.
1852 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1854 * bt-load.c (add_btr_def, migrate_btr_def,
1855 branch_target_load_optimize): Avoid C++ keywords.
1856 * caller-save.c (insert_restore, insert_save, insert_one_insn):
1858 * combine.c (subst, simplify_set, make_extraction,
1859 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
1860 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
1861 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
1863 2008-07-15 Richard Guenther <rguenther@suse.de>
1866 * c-common.c (strict_aliasing_warning): Do not warn for
1867 TYPE_REF_CAN_ALIAS_ALL pointers.
1868 (c_common_get_alias_set): may_alias types are not special.
1869 * tree.c (build_pointer_type_for_mode): Look up the may_alias
1870 attribute and set can_ref_all accordingly.
1871 (build_reference_type_for_mode): Likewise.
1872 * doc/extend.texi (may_alias): Clarify.
1874 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1877 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1878 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1880 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1883 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
1884 gcc_assert, instead call output_operand_lossage.
1886 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
1888 * builtins.c (std_canonical_va_list): Treat structure based
1891 2008-07-15 Ben Elliston <bje@au.ibm.com>
1893 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
1895 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
1897 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
1900 2008-07-14 Jan Hubicka <jh@suse.cz>
1902 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
1903 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
1904 fix predicates and constraints.
1905 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
1906 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
1908 2008-07-14 Doug Kwan <dougkwan@google.com>
1910 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
1911 additional option file arm/eabi.opt.
1912 * config/arm/eabi.h (File): New configuration file for EABI targets.
1913 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
1914 SUBSUBTARGET_EXTRA_SPECS.
1915 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
1916 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
1917 from STARTFILE_SPEC so that it can be referenced in an override.
1918 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
1919 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
1920 can be referenced in an override.
1921 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
1922 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
1923 so that it can be referenced in an override.
1924 (LINK_SPEC): Use BPABI_LINK_SPEC.
1925 * config/arm/eabi.opt (File): New.
1927 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1929 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
1930 (FIXED_VALUE_H): New variable.
1931 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
1932 input.h, fixed-value.h.
1933 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
1934 (BASIC_BLOCK_H): Use $(BITMAP_H).
1935 (FUNCTION_H): Add varray.h.
1936 (IPA_REFERENCE_H): Use $(BITMAP_H).
1937 (CGRAPH_H): Add $(BASIC_BLOCK_H).
1938 (DF_H): Use $(BITMAP_H).
1939 (GGC_H): Add statistics.h.
1941 (INSN_ATTR_H): Use it.
1942 (SYSTEM_H): Add safe-ctype.h, filenames.h.
1944 (SYMTAB_H): Add $(OBSTACK_H).
1945 (CPP_INTERNAL_H): New.
1946 (TREE_DUMP_H): Add tree-pass.h.
1947 (TREE_FLOW_H): Use $(BITMAP_H)
1948 (PRETTY_PRINT_H): Use $(INPUT_H).
1949 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
1952 (many object files): Fix lots of header dependencies throughout.
1954 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1956 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
1958 (s-gtyp-input): Use them to write tmp-gi.list.
1959 (echo_to_gi.list): Remove.
1961 2008-07-14 Richard Guenther <rguenther@suse.de>
1963 * tree-ssa-sccvn.c (pre_info): Remove.
1964 (switch_to_PRE_table): Likewise.
1965 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
1966 (set_hashtable_value_ids): Do not create value-ids for the
1968 (run_scc_vn): Remove double test. Remove bogus special-case
1969 in value-number printing.
1970 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
1971 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
1973 * tree-flow-inline.h (get_value_handle): Remove.
1974 * tree-flow.h (get_value_handle): Remove.
1976 2008-07-14 Martin Jambor <mjambor@suse.cz>
1978 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
1979 in which we generate arithmetics is not a subrange.
1981 2008-07-14 Martin Jambor <mjambor@suse.cz>
1983 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
1985 2008-07-14 Richard Guenther <rguenther@suse.de>
1987 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
1989 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
1992 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
1993 reload for symbol refs moved to r0 with -fPIC.
1994 (legitimize_pic_address): Use the target register as temporary
1996 (emit_symbolic_move): Adjust comment.
1997 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
2000 2008-07-14 Ben Elliston <bje@au.ibm.com>
2002 * c-common.h (C_CPP_HASHNODE): New macro.
2003 * coretypes.h (struct cpp_token): Forward declare.
2004 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2005 the context-sensitive keyword method.
2006 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
2007 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
2008 expand_bool_pixel): New.
2009 (altivec_categorize_keyword): New function.
2010 (init_vector_keywords): New function.
2011 (rs6000_macro_to_expand): Likewise.
2012 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
2013 compiling an ISO C dialect.
2015 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
2017 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
2018 (create_expression_by_pieces): Fix typo.
2019 (do_regular_insertion): Use debug counter here too.
2021 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
2024 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
2025 CONST_OK_FOR_LETTER_P. All port-local users changed.
2026 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
2027 implement Kp matching power-of-two.
2028 (CONSTRAINT_LEN): Define to match.
2029 * config/cris/cris.md: Replace all use of constraint K with Kc.
2030 ("*btst*): Use Kp for operand 0 of last alternative.
2032 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2035 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
2038 2008-07-13 Jan Hubicka <jh@suse.cz>
2040 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
2043 2008-07-13 Richard Guenther <rguenther@suse.de>
2046 * langhooks.c (lhd_print_error_function): Deal with recursive
2049 2008-07-12 Jan Hubicka <jh@suse.cz>
2051 * cgraph.c (assembler_name_hash): New static var.
2052 (hash_node_by_assembler_name, eq_assembler_name): New.
2053 (cgraph_node_for_asm): Use hashtable.
2054 (cgraph_remove_node): Maintain hashtable.
2055 (change_decl_assembler_name): Sanity check that names are not changing
2056 after aliasing was processed.
2057 * cgraph.h (varpoon_node): Add next GGC marker.
2058 * tree.c (decl_assembler_name_equal): Constify.
2059 (decl_assembler_name_hash): New.
2060 * tree.h (decl_assembler_name_equal): Constify.
2061 (decl_assembler_name_hash): Update.
2063 2008-07-12 David Daney <ddaney@avtrex.com>
2065 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2068 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
2070 * doc/md.texi: Document the MIPS "v" constraint.
2071 * config/mips/mips.h (reg_class): Revert last change.
2072 (REG_CLASS_NAMES): Likewise.
2073 (REG_CLASS_CONTENTS): Likewise.
2074 * config/mips/mips.c (mips_regno_to_class): Likewise.
2075 * config/mips/constraints.md (v): Likewise, but add documentation.
2076 Add a comment to say that this constraint should not be used in
2079 2008-07-11 DJ Delorie <dj@redhat.com>
2081 * config/h8300/h8300.md (length): Fix branch offset limit.
2083 2008-07-11 Anatoly Sokolov <aesok@post.ru>
2085 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
2086 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
2087 (avr_hard_regno_scratch_ok): New function.
2088 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
2089 * config/avr/avr.md (all peepholes that request a scratch register):
2090 Remove avr_peep2_scratch_safe use.
2092 2008-07-11 Tom Tromey <tromey@redhat.com>
2093 Ian Lance Taylor <iant@google.com>
2095 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
2096 (struct c_common_resword): Define.
2097 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
2098 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
2099 (c_common_reswords, num_c_common_reswords): Declare.
2100 * c-common.c (c_common_reswords): New global const array.
2101 (num_c_common_reswords): New const int.
2102 * c-parser.c (struct resword, reswords): Don't define.
2103 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
2104 (c_parse_init): Clarify mask code. Use c_common_reswords rather
2105 than reswords. If warning about C++ keywords, give them a special
2107 (c_lex_one_token): Warn about C++ keywords. Call
2108 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
2109 (c_parser_external_declaration): Look for RID_xxx rather than
2110 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
2111 (c_parser_statement_after_labels): Likewise.
2112 (c_parser_objc_class_instance_variables): Likewise.
2113 (c_parser_objc_class_declaration): Likewise.
2114 (c_parser_objc_try_catch_statement): Likewise.
2115 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
2116 (declspecs_add_type): Likewise.
2118 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
2120 * ggc-page.c (alloc_page):
2121 Substituting xmalloc, xcalloc with
2122 XNEWVEC and XCNEWVAR macros which add the
2125 2008-07-11 Richard Guenther <rguenther@suse.de>
2127 PR tree-optimization/36765
2128 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
2129 aliases from HEAP vars to SMTs.
2131 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2133 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
2134 * configure.ac (loose_warn): Move -Wc++-compat from here...
2135 (strict_warn): ...to here.
2136 * configure: Regenerate.
2138 2008-07-10 Joseph Myers <joseph@codesourcery.com>
2140 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
2141 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
2142 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
2143 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
2144 excluding more specific h8300-*-* and sh-*-* targets.
2146 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
2148 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
2150 (execute_pre): Call loop_optimizer_finalize in early exit.
2152 2008-07-10 Jakub Jelinek <jakub@redhat.com>
2155 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
2156 uids in the bitmap, not just VAR_DECL uids.
2158 PR rtl-optimization/36419
2159 * combine-stack-adj.c (adjust_frame_related_expr): New function.
2160 (combine_stack_adjustments_for_block): Call it if needed. Delete
2162 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
2163 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
2164 prologue sp adjustment.
2166 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
2169 * opts.c (print_ignored_options): Report postponed diagnostics for
2170 unknown -Wno-* options as warnings, not errors.
2171 (postpone_unknown_option_error): Renamed to...
2172 (postpone_unknown_option_warning): ... this.
2174 2008-07-09 Doug Kwan <dougkwan@google.com>
2177 2008-07-08 Doug Kwan <dougkwan@google.com>
2179 * config/arm/arm.opt (mandroid): New option.
2180 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
2181 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
2183 (CC1PLUS_SPEC): Same.
2185 (STARTFILE_SPEC): Same.
2186 (ENDFILE_SPEC): Same.
2187 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
2190 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
2193 * config/mips/mips.h (reg_class): Remove V1_REG.
2194 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2195 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
2197 (mips_get_tp): New function.
2198 (mips_legitimize_tls_address): Use it.
2199 * config/mips/constraints.md (v): Delete.
2200 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
2201 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
2202 After reload, split into a move and ...
2203 (*tls_get_tp_<mode>_split): ...this new instruction.
2205 2008-07-09 David Daney <ddaney@avtrex.com>
2207 * config/mips/driver-native.c: Include coretypes.h and tm.h.
2209 2008-07-09 Jakub Jelinek <jakub@redhat.com>
2211 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
2212 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
2214 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
2215 htab_delete should be called. Don't free c.
2216 (lookup_tmp_var): Create temp_htab lazily.
2217 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
2218 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
2220 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
2221 lower_omp_ordered, lower_omp_critical, lower_omp_for,
2222 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
2223 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
2224 * tree-sra.c (generate_element_init): Likewise.
2225 * tree-mudflap.c (execute_mudflap_function_ops,
2226 execute_mudflap_function_decls): Likewise.
2227 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
2228 * tree-gimple.h (struct gimplify_ctx): New type.
2229 (push_gimplify_context): Adjust prototype.
2231 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
2233 * tree-ssa-pre.c (phi_translate_1): Update placement of
2236 2008-07-09 Anatoly Sokolov <aesok@post.ru>
2238 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
2239 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
2240 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
2241 * targhooks.c (default_hard_regno_scratch_ok): New function.
2242 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
2243 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
2244 * recog.c: Include "target.h".
2245 (peep2_find_free_register): Add check for global regs. Add target
2247 * Makefile.in (recog.o): Depend on target.h.
2249 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
2251 * config/sh/sh.c (sh_canonical_va_list_type): New.
2252 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
2254 2008-07-09 Raksit Ashok <raksit@google.com>
2256 * doc/invoke.texi (Option Summary): Mention new option
2257 -Wdisallowed-function-list=...
2258 (Warning Options): Document -Wdisallowed-function-list=...
2259 * common.opt (Wdisallowed-function-list=): New flag.
2260 * flags.h (warn_disallowed_functions): External definition of new
2261 boolean warning flag.
2262 (warn_if_disallowed_function_p): Declare new function.
2263 * opts.c (warning_disallowed_functions): New static variable.
2264 (warn_disallowed_functions): New boolean warning flag.
2265 (warn_if_disallowed_function_p): New function.
2266 (add_comma_separated_to_vector): Rename
2267 add_instrument_functions_exclude_list to this.
2268 (common_handle_option): Handle new option. Rename calls to
2269 add_instrument_functions_exclude_list into calls to
2270 add_comma_separated_to_vector.
2271 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
2272 based on flag warn_disallowed_functions.
2274 2008-07-09 Christian Bruel <christian.bruel@st.com>
2276 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
2277 instead of get_attr_length.
2279 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2281 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
2283 * genemit.c (gen_insn): Likewise.
2284 * gengtype.c (note_def_vec): Likewise.
2285 * gengtype.h (note_def_vec): Likewise.
2286 * genoutput.c (struct data, output_insn_data, process_template,
2287 gen_expand, gen_split, note_constraint): Likewise.
2288 * genrecog.c (new_decision, add_to_sequence, factor_tests,
2289 make_insn_sequence): Likewise.
2290 * gensupport.c (record_insn_name): Likewise.
2292 2008-07-08 Doug Kwan <dougkwan@google.com>
2294 * config/arm/arm.opt (mandroid): New option.
2295 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
2296 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
2298 (CC1PLUS_SPEC): Same.
2300 (STARTFILE_SPEC): Same.
2301 (ENDFILE_SPEC): Same.
2302 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
2305 2008-07-08 Raksit Ashok <raksit@google.com>
2307 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
2308 (set_storage_via_setmem): Fix expected_align parameter.
2309 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
2310 missing from the list.
2311 * doc/md.texi (movmem): Explicitly state that expected alignment is
2312 to be expressed in bytes.
2313 (setmem): Explicitly state that expected alignment is to be expressed
2316 2008-07-08 Joseph Myers <joseph@codesourcery.com>
2318 * reload.c (find_reloads_subreg_address): Do not require validity
2319 of address in original mode before reloading address.
2321 2008-07-07 Tianwei Sheng <tianweis@google.com>
2323 * df-core.c (df_remove_problem): Adjust the access to avoid out of
2324 bounds array access.
2326 2008-07-08 Jakub Jelinek <jakub@redhat.com>
2328 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
2330 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
2332 Fix PR tree-optimization/23455
2333 Fix PR tree-optimization/35286
2334 Fix PR tree-optimization/35287
2335 * Makefile.in (OBJS-common): Remove tree-vn.o.
2336 (tree-vn.o): Remove.
2337 * dbgcnt.def: Add treepre_insert debug counter.
2338 * gcc/tree-flow.h (add_to_value): Updated for other changes.
2339 (debug_value_expressions): Ditto.
2340 (print_value_expressions): Ditto.
2341 * tree-pretty-print.c (dump_generic_node): Updated for
2342 VALUE_HANDLE removal.
2343 * tree-ssa-dom.c (record_equality): Ditto.
2344 (cprop_operand): Ditto.
2345 (lookup_avail_expr): Ditto.
2346 * tree-ssa-threadedge.c
2347 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
2348 (simplify_control_stmt_condition): Ditto.
2349 * tree.c (tree_code_size): Ditto.
2350 (tree_node_structure): Ditto.
2351 (iterative_hash_expr): Ditto.
2353 * tree.h (VALUE_HANDLE_ID): Ditto.
2354 (VALUE_HANDLE_EXPR_SET): Ditto.
2355 (struct tree_value_handle): Ditto.
2356 (union tree_node): Ditto.
2357 * treestruct.def: Ditto.
2358 * tree-vn.c: Removed.
2359 * tree-ssa-pre.c: Rewritten entirely.
2360 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
2361 (constant_value_ids): Ditto.
2362 (vn_nary_op_t): Moved to header.
2364 (vn_reference_op_t): Ditto
2365 (vn_reference_t): Ditto.
2366 (next_value_id): New variable.
2367 (VN_INFO): Add an assert.
2368 (vn_constant_eq): New function.
2369 (vn_constant_hash): Ditto.
2370 (get_or_alloc_constant_value_id): Ditto.
2371 (value_id_constant_p): Ditto.
2372 (vn_reference_compute_hash): De-staticify.
2373 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
2374 Disable some code with a FIXME. Remove VALUE_HANDLE use.
2375 (valueize_refs): Update opcode if it changes from ssa name to constant.
2376 (vn_reference_lookup_1): Add new argument.
2377 (vn_reference_lookup): Ditto.
2378 (vn_reference_lookup_pieces): New function.
2379 (vn_reference_insert): Add return type. Modify to deal with value ids.
2380 (vn_reference_insert_pieces): New function.
2381 (vn_nary_op_compute_hash): De-staticify.
2382 (vn_nary_op_eq): Ditto.
2383 (vn_nary_op_lookup_pieces): New function.
2384 (vn_nary_op_lookup): Add new argument.
2385 (vn_nary_op_insert_pieces): New function.
2386 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
2387 (vn_phi_insert): Ditto.
2388 (visit_unary_op): Update for callee changes.
2389 (visit_binary_op): Ditto.
2390 (visit_reference_op_load): Ditto.
2391 (visit_reference_op_store): Ditto.
2392 (init_scc_vn): Init next_value_id, constant_to_value_id and
2394 (free_scc_vn): Free them.
2395 (set_hashtable_value_ids): New function.
2396 (run_scc_vn): Use it.
2397 (get_max_value_id): New function.
2398 (get_next_value_id): Ditto.
2399 (expressions_equal_p): Moved from tree-vn.c
2400 (sort_vuses): Ditto.
2401 (sort_vuses_heap): Ditto.
2402 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
2404 * tree.c (iterative_hash_hashval_t): Made non-static
2405 * tree.h (iterative_hash_hashval_t): Declare it.
2407 2008-07-08 Martin Jambor <mjambor@suse.cz>
2409 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
2410 instead of ipa_create_node_params.
2411 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
2412 ipa_check_create_edge_args, free them with
2413 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
2415 * ipa-prop.c: Include flags.h and tree-inline.h.
2416 (ipa_node_params_vector): New variable.
2417 (ipa_edge_args_vector): New variable.
2418 (edge_removal_hook_holder): New variable.
2419 (node_removal_hook_holder): New variable.
2420 (edge_duplication_hook_holder): New variable.
2421 (node_duplication_hook_holder): New variable.
2422 (ipa_detect_param_modifications): Check for presence of modified flags.
2423 (ipa_compute_jump_functions): Check for presence of jump functions.
2424 (ipa_free_edge_args_substructures): New function.
2425 (ipa_create_node_params): Removed.
2426 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
2427 (ipa_free_node_params_substructures): New function.
2428 (ipa_free_all_node_params): Changed to deallocate the on-the-side
2430 (ipa_edge_removal_hook): New function.
2431 (ipa_node_removal_hook): New function.
2432 (duplicate_array): New function.
2433 (ipa_edge_duplication_hook): New function.
2434 (ipa_node_duplication_hook): New function.
2435 (ipa_register_cgraph_hooks): New function.
2436 (ipa_unregister_cgraph_hooks): New function.
2437 (free_all_ipa_structures_after_ipa_cp): New function.
2439 * ipa-prop.h: Include vec.h.
2440 (ipa_node_params_t): New typedef with vector types for it.
2441 (ipa_edge_args_t): New typedef with vector types for it.
2442 (IPA_NODE_REF): Changed to access an on-the-side vector.
2443 (IPA_EDGE_REF): Changed to access an on-the-side vector.
2444 (ipa_check_create_node_params): New function.
2445 (ipa_check_create_edge_args): New function.
2447 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
2450 2008-07-07 Tom Tromey <tromey@redhat.com>
2452 * configure, config.in: Rebuilt.
2453 * configure.ac: Don't check for scandir or alphasort.
2455 2008-07-07 Joseph Myers <joseph@codesourcery.com>
2457 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
2458 types immediately after creating them.
2460 2008-07-07 Joseph Myers <joseph@codesourcery.com>
2462 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
2464 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
2466 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
2467 dump_constraint_graph.
2468 (dump_constraint_edge): New function.
2469 (dump_constraint_graph): New function.
2470 (debug_constraint_graph): New function.
2471 (dump_constraint): Removed useless comparison.
2472 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
2473 (dump_constraint_graph): Declare.
2474 (debug_constraint_graph): Declare.
2475 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
2477 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
2479 * config/i386/i386.c (is_va_list_char_pointer): New.
2480 (ix86_va_start): Replace compare with ms_va_list_type_node
2481 by is_va_list_char_pointer.
2482 (ix86_gimplify_va_arg): Likewise.
2484 2008-07-07 Martin Jambor <mjambor@suse.cz>
2486 * cgraph.c (cgraph_edge_max_uid): New variable.
2487 (struct cgraph_edge_hook_list): New type.
2488 (struct cgraph_node_hook_list): New type.
2489 (struct cgraph_2edge_hook_list): New type.
2490 (struct cgraph_2node_hook_list): New type.
2491 (first_cgraph_edge_removal_hook): New variable.
2492 (first_cgraph_node_removal_hook): New variable.
2493 (first_cgraph_edge_duplicated_hook): New variable.
2494 (first_cgraph_node_duplicated_hook): New variable.
2495 (cgraph_add_edge_removal_hook): New function.
2496 (cgraph_remove_edge_removal_hook): New function.
2497 (cgraph_call_edge_removal_hooks): New function.
2498 (cgraph_add_node_removal_hook): New function.
2499 (cgraph_remove_node_removal_hook): New function.
2500 (cgraph_call_node_removal_hooks): New function.
2501 (cgraph_add_edge_duplication_hook): New function.
2502 (cgraph_remove_edge_duplication_hook): New function.
2503 (cgraph_call_edge_duplication_hooks): New function.
2504 (cgraph_add_node_duplication_hook): New function.
2505 (cgraph_remove_node_duplication_hook): New function.
2506 (cgraph_call_node_duplication_hooks): New function.
2507 (cgraph_create_edge): Assign to edge uid.
2508 (cgraph_remove_edge): Call edge removal hooks.
2509 (cgraph_node_remove_callees): Call edge removal hooks.
2510 (cgraph_node_remove_callers): Call edge removal hooks.
2511 (cgraph_remove_node): Call node removal hooks.
2512 (cgraph_clone_edge): Call edge duplication hooks.
2513 (cgraph_clone_node): Call node duplication hooks.
2515 * cgraph.h (cgraph_edge): New field uid.
2516 (cgraph_edge_hook): New type.
2517 (cgraph_node_hook): New type.
2518 (cgraph_2edge_hook): New type.
2519 (cgraph_2node_hook): New type.
2521 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
2523 * config.in: Regenerate.
2525 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
2527 * gcc.c (print_sysroot): New.
2528 (option_map, display_help, process_command): Handle the
2529 -print-sysroot option.
2530 (main): Print the sysroot if requested.
2531 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
2533 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2536 * unwind-pe.h (size_of_encoded_value): add attribute unused.
2538 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
2540 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
2541 (assign_parm_setup_block_p): Also check mode of entry_parm.
2543 2008-07-07 Richard Guenther <rguenther@suse.de>
2545 * tree-ssa-structalias.h (set_used_smts): Remove.
2546 * tree-ssa-structalias.c (used_smts): Likewise.
2547 (set_used_smts): Likewise.
2548 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
2549 call to set_used_smts.
2551 2008-07-07 Richard Guenther <rguenther@suse.de>
2553 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
2554 (new_var_info): Set it to false.
2555 (solution_set_add): Correctly handle pointers outside a var and
2557 (type_safe): Treat variables with is_full_var properly.
2558 (do_sd_constraint): Likewise.
2559 (do_ds_constraint): Likewise.
2560 (process_constraint): Remove zeroing offset for !use_field_sensitive.
2561 (get_constraint_for_ptr_offset): New function.
2562 (get_constraint_for_component_ref): For addresses at least include
2563 the last field of the variable. Handle is_full_vars properly.
2564 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
2565 (handle_ptr_arith): Remove.
2566 (find_func_aliases): Simplify assignment handling.
2567 (create_function_info_for): For parameter and result varinfos set
2569 (create_variable_info_for): Set is_full_var flag whenever we
2570 just created a single varinfo for a decl.
2571 (init_alias_vars): Initialize use_field_sensitive from
2572 max-fields-for-field-sensitive parameter.
2574 2008-07-07 Richard Guenther <rguenther@suse.de>
2576 PR tree-optimization/36713
2577 * tree-flow-inline.h (is_call_used): New function.
2578 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
2579 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2580 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
2582 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2584 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
2586 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
2588 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
2590 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2591 Nathan Sidwell <nathan@codesourcery.com>
2593 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
2594 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
2596 * config/m68k/t-linux: New.
2597 * doc/install.texi: Document m68k-*-linux is now multilibbed by
2600 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
2602 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
2603 * config/m68k/m68k-devices.def: Remove multilibs that only differ
2606 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2608 * gcc.c (execute): Fix -Wc++-compat warning.
2610 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
2613 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
2614 constant for little endian.
2616 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
2618 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
2619 mips_base_mips16 instead of TARGET_MIPS16.
2620 (mips_base_mips16): Declare.
2621 * config/mips/mips.c (mips_base_mips16): Make global.
2622 (was_mips16_p): Remove GTY marker.
2623 (was_mips16_pch_p): New variable.
2624 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
2625 (mips_override_options): Force to non-MIPS16 mode initially.
2626 Do not complain about MIPS16 PIC incompatibilities here.
2627 Only allow -mgpopt if -mexplicit-relocs is in force for
2630 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
2632 * configure.ac: Check for caddr_t, define to char * if not defined.
2633 * configure: Regenerate.
2634 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
2635 (mmap_gt_pch_use_address): Likewise.
2636 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
2638 2008-07-06 Richard Guenther <rguenther@suse.de>
2640 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
2641 (new_var_info): Deal with it.
2642 (solution_set_add): Likewise.
2643 (bitpos_of_field): Make signed, fix.
2644 (struct fieldoff): Remove type and decl fields. Make size field
2645 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
2647 (fieldoff_compare): Deal with it.
2648 (push_fields_onto_fieldstack): Remove has_union argument, glob
2649 adjacent non-pointer fields together.
2650 (create_function_info_for): Do not set has_union.
2651 (create_variable_info_for): Simplify.
2653 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
2655 * config.gcc (extra_headers): Add cross-stdarg.h for target
2656 x86_64-*-* and i?86-*-*.
2657 * config/i386/cross-stdarg.h: New.
2658 * builtins.c (std_fn_abi_va_list): New.
2659 (std_canonical_va_list_type): New.
2660 (stabilize_va_list): Replace va_list_type_node use by
2661 mtarget.canonical_va_list_type.
2662 (gimplify_va_arg_expr): Likewise.
2663 (expand_builtin_va_copy): Replace va_list_type_node use by
2664 mtarget.fn_abi_va_list.
2665 * tree-sra.c (is_va_list_type): New helper.
2666 (decl_can_be_decomposed_p): Replace
2667 va_list_type_node use by is_va_list_type.
2668 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
2669 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2670 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
2671 * config/i386/i386-protos.h (ix86_get_valist_type): New.
2672 (ix86_enum_va_list): New.
2673 * config/i386/i386.c (sysv_va_list_type_node): New.
2674 (ms_va_list_type_node): New.
2675 (ix86_function_type_abi): Remove sorry.
2676 (ix86_build_builtin_va_list_abi): New.
2677 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
2679 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
2680 (ix86_init_builtins_va_builtins_abi): New.
2681 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
2683 (ix86_handle_abi_attribute): New.
2684 (attribute_spec): Add sysv_abi and ms_abi.
2685 (ix86_fn_abi_va_list): New.
2686 (ix86_canonical_va_list_type): New.
2687 (ix86_enum_va_list): New.
2688 (TARGET_FN_ABI_VA_LIST): New.
2689 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2690 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
2691 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
2692 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2693 (TARGET_ENUM_VA_LIST): New.
2694 * expr.h (std_fn_abi_va_list): New.
2695 (std_canonical_va_list_type): New.
2696 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
2697 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2698 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
2699 TARGET_CANONICAL_VA_LIST_TYPE.
2700 * target.h (struct gcc_target): Add fn_abi_va_list hook
2701 and canonical_va_list_type hook.
2703 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2705 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
2706 integral and pointer types.
2708 2008-07-04 Roger Sayle <roger@eyesopen.com>
2710 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
2711 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
2713 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
2716 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
2718 2008-07-04 Jakub Jelinek <jakub@redhat.com>
2720 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
2721 build_gimple_modify_stmt.
2722 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
2723 gimple operand. Use fold_build* instead of build*.
2725 2008-07-04 Richard Guenther <rguenther@suse.de>
2727 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
2728 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
2729 properly to compute the reachability set if we do field-sensitive PTA.
2730 * invoke.texi (max-fields-for-field-sensitive): Document default.
2731 * opts.c (decode_options): Set max-fields-for-field-sensitive to
2732 100 for optimize >= 2.
2734 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2736 * ggc-zone.c (lookup_page_table_if_allocated,
2737 set_page_table_entry, zone_find_object_size, alloc_small_page,
2738 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
2739 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
2740 -Wc++-compat and/or -Wcast-qual warnings.
2742 2008-07-04 Alan Modra <amodra@bigpond.net.au>
2745 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
2746 pic_offset_table_rtx to be marked as used here.
2747 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
2748 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
2749 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
2750 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
2753 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2755 * alloc-pool.c (hash_descriptor, eq_descriptor,
2756 alloc_pool_descriptor): Fix -Wc++-compat warnings.
2757 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
2759 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
2760 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
2761 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
2762 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
2765 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
2767 * tree-flow.h (loop_only_exit_p): Declare.
2768 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
2769 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
2770 the number of iterations if it is constant. Otherwise, if this is the
2771 only possible exit of the loop, use the conservative estimate on the
2772 number of iterations of the entire loop if available.
2774 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
2776 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
2777 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
2778 Add synchronization functions.
2779 * config/sync.c: New file.
2780 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
2781 (LIBGCC_SYNC_CFLAGS): Likewise.
2783 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
2786 * config/i386/i386.md (mode): Add TF to "mode" attribute.
2787 (*pushtf_sse): New insn pattern.
2788 (pushtf splitters): New splitters.
2790 2008-07-03 Michael Meissner <gnu@the-meissners.org>
2793 * predict.c (build_predict_expr): Use void_type_node for the tree
2794 type, instead of NULL_TREE.
2796 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
2798 * config/i386/i386.c (contains_aligned_value_p): Return true
2800 (ix86_data_alignment): Align TCmode to 128bits.
2801 (ix86_local_alignment): Likewise.
2803 2008-07-03 Andrew Haley <aph@redhat.com>
2806 * vec.h (VEC_TA): New.
2807 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
2808 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
2809 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
2810 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
2811 (C_COMMON_FIXED_TYPES): Remove first arg.
2812 (C_COMMON_FIXED_MODE_TYPES): Likewise.
2813 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
2814 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
2815 not to use empty macro arguments.
2817 2008-07-02 Joseph Myers <joseph@codesourcery.com>
2819 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
2820 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
2821 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
2822 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
2823 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
2824 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
2825 config/ia64/crtn.asm, config/m68hc11/larith.asm,
2826 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
2827 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
2828 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2829 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2830 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2831 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
2832 config/rs6000/e500crtres64gpr.asm,
2833 config/rs6000/e500crtres64gprctr.asm,
2834 config/rs6000/e500crtrest32gpr.asm,
2835 config/rs6000/e500crtrest64gpr.asm,
2836 config/rs6000/e500crtresx32gpr.asm,
2837 config/rs6000/e500crtresx64gpr.asm,
2838 config/rs6000/e500crtsav32gpr.asm,
2839 config/rs6000/e500crtsav64gpr.asm,
2840 config/rs6000/e500crtsav64gprctr.asm,
2841 config/rs6000/e500crtsavg32gpr.asm,
2842 config/rs6000/e500crtsavg64gpr.asm,
2843 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
2844 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
2845 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
2846 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
2847 config/sparc/sol2-cn.asm: Remove .file directives.
2849 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
2851 * resource.c (mark_referenced_resources): Look inside
2852 UNSPEC_VOLATILEs and ASM_INPUTs.
2854 2008-07-02 Ian Lance Taylor <iant@google.com>
2856 * rtlanal.c (add_reg_note): New function.
2857 * rtl.h (add_reg_note): Declare.
2858 * auto-inc-dec.c (attempt_change): Use add_reg_note.
2859 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
2860 * builtins.c (expand_builtin_longjmp): Likewise.
2861 (expand_builtin_nonlocal_goto): Likewise.
2862 * calls.c (emit_call_1, expand_call): Likewise.
2863 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2864 * cfglayout.c (fixup_reorder_chain): Likewise.
2865 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2866 (commit_one_edge_insertion): Likewise.
2867 * combine.c (move_deaths, distribute_notes): Likewise.
2868 * df-problems.c (df_set_note): Likewise.
2869 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
2870 (set_unique_reg_note): Likewise.
2871 (emit_copy_of_insn_after): Likewise.
2872 * expr.c (expand_expr_real): Likewise.
2873 * gcse.c (add_label_notes): Likewise.
2874 * haifa-sched.c (create_check_block_twin): Likewise.
2875 * jump.c (mark_jump_label_1): Likewise.
2876 * loop-doloop.c (add_test, doloop_modify): Likewise.
2877 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2878 * lower-subreg.c (move_eh_region_note): Likewise.
2879 * optabs.c (emit_libcall_block): Likewise.
2880 * predict.c (predict_insn): Likewise.
2881 (combine_predictions_for_insn): Likewise.
2882 * recog.c (peephole2_optimize): Likewise.
2883 * regmove.c (try_auto_increment): Likewise.
2884 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
2885 * reload.c (find_reloads): Likewise.
2886 * reload1.c (fixup_eh_region_note): Likewise.
2887 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
2888 * reorg.c (delete_prior_computation): Likewise.
2889 (delete_computation, dbr_schedule): Likewise.
2890 * config/pa/pa.c (legitimize_pic_address): Likewise.
2891 * config/sh/sh.c (sh_reorg): Likewise.
2893 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2896 * config/libgcc-glibc.ver: Add %exclude.
2897 * config/m32r/libgcc-glibc.ver: Likwise.
2898 * config/s390/libgcc-glibc.ver: Likwise.
2899 * config/sh/libgcc-glibc.ver: Likwise.
2900 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
2902 * config/i386/libgcc-glibc.ver: New.
2904 * config/i386/libgcc-x86_64-glibc.ver: Removed.
2906 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2908 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
2909 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
2910 i[34567]86-*-linux*, x86_64-*-linux*. Add
2911 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
2912 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
2913 x86_64-*-linux*. Add i386/t-linux to tmake_file for
2914 i[34567]86-*-linux*, x86_64-*-linux*.
2916 * libgcc-std.ver: Add empty GCC_4.4.0.
2918 * mkmap-symver.awk: Support multiple versions per symbol.
2920 * config/i386/i386.c (ix86_init_builtins): Always define
2921 __builtin_fabsq and __builtin_copysignq with fallbacks.
2922 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
2923 and __builtin_copysignq if SSE2 isn't available.
2925 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
2926 (LIBGCC2_TF_CEXT): Likwise.
2929 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
2931 * config/i386/sfp-machine.h: Moved to libgcc.
2933 * config/i386/sfp-machine.h: New.
2934 * config/i386/t-linux: Likwise.
2936 * config/i386/t-darwin: Remove softfp_wrap_start and
2938 * config/i386/t-darwin64: Likewise.
2940 * config/i386/t-fprules-softfp64: Renamed to ...
2941 * config/i386/t-fprules-softfp: This.
2943 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
2944 and softfp_wrap_end.
2946 2008-07-02 Jason Merrill <jason@redhat.com>
2948 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
2950 * tree.c (ctor_to_list): New fn.
2951 * tree.h: Declare it.
2952 (CONSTRUCTOR_ELT): New macro.
2953 (CONSTRUCTOR_NELTS): New macro.
2955 2008-07-02 Richard Guenther <rguenther@suse.de>
2957 * tree-ssa-structalias.c (struct variable_info): Reorder
2958 to fill padding on 64bit hosts. Make collapsed_to an int.
2959 (get_varinfo_fc): Deal with that.
2960 (new_var_info): Likewise.
2961 (collapse_rest_of_var): Likewise.
2963 2008-07-02 Joshua Sumali <jsumali@redhat.com>
2965 * doc/install.texi (--enable-java-home): Document.
2966 (--enable-aot-compile-rpm): Likewise.
2967 (--with-arch-directory): Likewise.
2968 (--with-os-directory): Likewise.
2969 (--with-origin-name): Likewise.
2970 (--with-arch-suffix): Likewise.
2971 (--with-jvm-root-dir): Likewise.
2972 (--with-jvm-jar-dir): Likewise.
2973 (--with-python-dir): Likewise.
2975 2008-07-02 Richard Guenther <rguenther@suse.de>
2977 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
2978 from decls explicitly. Merge operand checking from tuples.
2980 2008-07-02 Martin Jambor <mjambor@suse.cz>
2982 * tree-switch-conversion.c: Included timevar.h which I forgot before.
2984 2008-07-02 Martin Jambor <mjambor@suse.cz>
2986 * tree-switch-conversion.c: Included timevar.h
2987 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
2989 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
2991 2008-07-02 Martin Jambor <mjambor@suse.cz>
2993 * tree-switch-conversion.c: Corrected various comments and
2995 (build_constructors): Fixed minor formatting mistakes.
2997 * invoke.texi (Optimize Options): Corrected the
2998 switch-conversion-max-branch-ratio parameter.
3000 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
3002 * final.c (asm_insn_count): Return zero for an empty asm body.
3004 2008-07-02 Richard Guenther <rguenther@suse.de>
3006 * bitmap.h (bitmap_set_bit): Return bool.
3007 (bitmap_clear_bit): Likewise.
3008 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
3009 write to the bitmap if it would.
3010 (bitmap_clear_bit): Likewise.
3011 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
3012 bitmap_set_bit return value.
3013 (add_pred_graph_edge): Likewise.
3014 (add_graph_edge): Likewise.
3015 (do_sd_constraint): Likewise.
3016 (do_ds_constraint): Likewise.
3018 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3020 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
3021 Fix -Wc++-compat and/or -Wcast-qual warnings.
3022 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
3023 gen_regparm_prefix): Likewise.
3024 * vmsdbgout.c (write_modbeg, lookup_filename,
3025 vmsdbgout_source_line, vmsdbgout_init): Likewise.
3027 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
3029 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
3030 defaults.h definition apply.
3032 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3034 * function.c (assign_parm_remove_parallels): New.
3035 (assign_parm_setup_block_p): Do not return true for non-BLKmode
3037 (assign_parm_setup_block): Do not handle them.
3038 (assign_parm_setup_reg, assign_parm_setup_stack): Call
3039 assign_parm_remove_parallels.
3041 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3043 * c-typeck.c (convert_for_assignment): Use
3044 vector_targets_convertible_p.
3045 * c-common.c (vector_targets_convertible_p): New.
3046 * c-common.h (vector_targets_convertible_p): New prototype.
3047 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
3048 opaque_p_V2SI_type_node.
3050 2008-07-01 Steve Ellcey <sje@cup.hp.com>
3052 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
3055 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
3057 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
3058 TFmode constants via two element DImode vector for hosts with
3059 HOST_BITS_PER_WIDE_INT < 64.
3060 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
3061 also for HOST_BITS_PER_WIDE_INT < 64.
3063 2008-07-01 Richard Guenther <rguenther@suse.de>
3065 PR tree-optimization/36666
3066 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
3067 (get_constraint_exp_from_ssa_var): Split into ...
3068 (get_constraint_exp_for_temp): ... this ...
3069 (get_constraint_for_ssa_var): ... and that.
3070 Return constraint expressions for all touched sub-fields
3071 if the results address is not taken.
3072 (process_constraint): Remove assertion that aggregate
3073 assignments do not happen at this place.
3074 (get_constraint_for_component_ref): Add address_p argument.
3075 Return constraint expressions for all touched sub-fields
3076 if the results address is not taken.
3077 (do_deref): Use get_constraint_exp_for_temp.
3078 (get_constraint_for_1): Rename from ...
3079 (get_constraint_for): ... this. Add the old function as wrapper.
3080 (do_structure_copy): Use get_constraint_for_1.
3082 2008-07-01 Martin Jambor <mjambor@suse.cz>
3084 * Makefile.in (tree-switch-conversion.o): Add.
3085 (OBJS-common): Add tree-swtch-conversion.o.
3086 * passes.c (init_optimization_passes): Add pass_convert_switch.
3087 * tree-pass.h: (pass_convert_switch): Add.
3088 * tree-switch-conversion.c: New file.
3089 * gcc.dg/tree-ssa/cswtch.c: New testcase.
3090 * common.opt (ftree-cswtch): New option.
3091 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
3092 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
3093 * opts.c (decode_options): Set flag_tree_switch_conversion when
3094 optimization level is >= 2.
3095 * doc/invoke.texi (Optimize Options): Added description of
3096 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
3098 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3100 * config/darwin-driver.c (darwin_default_min_version): Fix
3101 -Wc++-compat warnings.
3103 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
3105 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
3108 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3110 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
3112 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3114 PR rtl-optimization/34744
3115 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
3116 (df_scan_free_internal): Free data structures not
3117 allocated in storage pools.
3118 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
3119 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
3120 df_scan_free_mws_vec.
3121 * dse.c (dse_step6): Free offset_map_p and offset_map_n
3124 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
3126 * config/i386/i386.c (contains_aligned_value_p): Return true
3128 (ix86_function_arg_boundary): Return its natural boundary
3130 (return_in_memory_32): Don't check TDmode.
3131 (ix86_split_to_parts): Support splitting into 4 parts and
3132 support TFmode for 32bit target.
3133 (ix86_split_long_move): Support splitting into 4 parts.
3134 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
3136 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
3137 (ix86_init_builtins): Here.
3138 (ix86_scalar_mode_supported_p): Always return true for TFmode.
3139 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
3140 'q' and 'w', respectively.
3142 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
3144 (movtf_internal): Likewise.
3145 (<code>tf2): Likewise.
3146 (*absnegtf2_sse): Likewise.
3147 (copysign<mode>3): Likewise.
3148 (copysign<mode>3_const): Likewise.
3149 (copysign<mode>3_var): Likewise.
3150 (define_split UNSPEC_COPYSIGN): Likewise.
3151 * config/i386/sse.md (*nandtf3): Likewise.
3152 (<code>tf3): Likewise.
3153 (*<code>tf3): Likewise.
3155 2008-06-30 Joey Ye <joey.ye@intel.com>
3156 H.J. Lu <hongjiu.lu@intel.com>
3158 * global.c (compute_regsets): Set frame_pointer_needed here.
3159 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
3161 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3163 * doc/install.texi (specific): Expand Windows build notes.
3165 2008-06-30 Ira Rosen <irar@il.ibm.com>
3167 PR tree-optimization/36648
3168 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
3169 number of prolog iterations by step. Fix the comment.
3171 2008-06-30 Richard Guenther <rguenther@suse.de>
3174 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
3175 handle calls from ECF_MALLOC functions.
3176 (handle_pure_call): ECF_MALLOC functions do not return
3178 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
3180 2008-06-29 Andreas Schwab <schwab@suse.de>
3182 * config/m68k/m68k.c (print_operand): Always print a float
3184 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
3185 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
3188 * config/rs6000/x-linux64: Remove never used file.
3190 2008-06-29 Richard Guenther <rguenther@suse.de>
3192 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
3194 (struct alias_info): Move ...
3195 * tree-ssa-alias.c: ... here.
3196 (update_alias_info): Declare.
3197 (compute_may_aliases): Call it.
3198 (update_alias_info): New function.
3199 * tree-ssa-structalias.c (update_alias_info): Move ...
3200 * tree-ssa-alias.c (update_alias_info_1): ... here.
3201 * tree-ssa-structalias.c (process_constraint_1): Remove
3202 unused from_call argument. Rename to ...
3203 (process_constraint): ... this. Delete old wrapper.
3204 (make_constraint_to): Adjust callers.
3205 (handle_const_call): Likewise.
3206 (handle_pure_call): Likewise.
3207 (init_base_vars): Likewise.
3208 (handle_lhs_call): Likewise. Remove unnecessary constraint.
3209 (find_func_aliases): We don't need structure copies for
3211 (make_constraint_from_anything): Remove.
3212 (create_variable_info_for): For globals make constraints
3213 from escaped, not from anything.
3214 (compute_points_to_sets): Do not call update_alias_info.
3215 (ipa_pta_execute): Use make_constraint_from.
3217 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3219 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
3220 (bitmap.o-warn, dominance.o-warn): New.
3221 * configure.ac (cxx_compat_warn): Delete.
3222 (loose_warn): Add -Wcast-qual and -Wc++-compat.
3223 * system.h: Remove #pragma diagnostic for -Wcast-qual and
3225 * configure: Regenerate.
3227 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
3230 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3232 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
3233 * df-scan.c (df_notes_rescan): Likewise.
3234 * ggc-page.c (set_page_table_entry): Likewise.
3235 * intl.c (gcc_gettext_width): Likewise.
3236 * varasm.c (get_unnamed_section, get_noswitch_section,
3237 get_section): Likewise.
3239 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
3241 * regrename.c (build_def_use): Don't copy RTX.
3243 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
3245 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
3246 (Type Attributes): Fix nesting of @table and @subsection. Adjust
3247 punctuation. Use @ref instead of @xref.
3248 (Function Names): Remove stray @display/@end display.
3249 (C++ Attributes): Use @ref instead of @xref.
3250 (Deprecated Features): Fix punctuation around @xref.
3251 (Backwards Compatibility): Likewise.
3252 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
3254 2008-06-28 Joseph Myers <joseph@codesourcery.com>
3256 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
3257 constants for E500 double.
3259 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3261 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
3262 element type of const_vector.
3264 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
3266 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
3267 Remove FLAGS_REG clobber from expander pattern.
3268 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
3269 (anddi3, andsi3, andhi3, andqi3): Ditto.
3270 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
3271 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
3272 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
3273 (ashlsi3, ashlhi3, ashlqi3): Ditto.
3274 (ashrsi3, ashrhi3, ashrqi3): Ditto.
3275 (lshrsi3, lshrhi3, lshrqi3): Ditto.
3276 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
3277 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
3279 2008-06-28 Richard Guenther <rguenther@suse.de>
3281 * tree-ssa-structalias.c (callused_id, var_callused,
3282 callused_tree): Add.
3283 (handle_pure_call): New function.
3284 (find_func_aliases): Call it.
3285 (find_what_p_points_to): Handle the call-used set.
3286 (clobber_what_escaped): Likewise.
3287 (compute_call_used_vars): New function.
3288 (init_base_vars): Init the call-used variable.
3289 (do_sd_constraint): Do not propagate the solution from CALLUSED
3290 but use CALLUSED as a placeholder.
3291 (solve_graph): Likewise.
3292 * tree-flow-inline.h (gimple_call_used_vars): New function.
3293 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
3294 (compute_call_used_vars): Declare.
3295 * tree-ssa-alias.c (set_initial_properties): Call
3296 compute_call_used_vars.
3297 (reset_alias_info): Clear call-used variables.
3298 (add_call_clobber_ops): Assert we are not called for const/pure
3299 functions. Remove handling of them.
3300 (add_call_read_ops): Handle pure functions by adding the
3301 call-used set of variables as VUSEs.
3302 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
3303 (delete_tree_ssa): Free it.
3304 * tree-dfa.c (remove_referenced_var): Clear the var from the
3307 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
3309 * tree.c (build_varargs_function_type_list): New.
3310 (build_function_type_list_1): New.
3311 (build_function_type_list): Use build_function_type_list_1.
3312 * tree.h (build_varargs_function_type_list): New.
3314 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3317 * config/spu/spu.c (spu_builtin_splats): Do not generate
3318 invalid CONST_VECTOR expressions.
3319 (spu_expand_vector_init): Likewise.
3321 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
3323 * optabs.c (libfunc_decls): New variable.
3324 (libfunc_decl_hash, libfunc_decl_eq): New functions.
3325 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
3326 for the same function twice.
3328 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
3330 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
3331 ix86_expand_binary_operator directly.
3332 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
3334 (*ashrti3_1): Ditto.
3335 (*lshrti3_1): Ditto.
3336 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
3337 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
3338 using only one splitter. Conditionaly execute splitter before or
3339 after peephole2 pass.
3340 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
3341 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
3342 Use only one alternative in asm template.
3343 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
3345 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
3346 "J" operand constraint for operand 2.
3347 (*ashldi3_cconly_rex64): Ditto.
3348 (*ashrdi3_cmp_rex64): Ditto.
3349 (*ashrdi3_cconly_rex64): Ditto.
3350 (*lshrdi3_cmp_rex64): Ditto.
3351 (*lshrdi3_cconly_rex64): Ditto.
3352 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
3353 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
3354 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
3357 2008-06-27 Jakub Jelinek <jakub@redhat.com>
3359 * gimplify.c (omp_is_private): Don't return true if decl is not
3360 already private on #pragma omp for or #pragma omp parallel for.
3363 * tree-cfg.c (struct move_stmt_d): Replace block field with
3364 orig_block and new_block fields.
3365 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
3366 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
3367 (move_block_to_fn): Replace vars_map and new_label_map arguments
3368 with struct move_stmt_d pointer.
3369 (replace_block_vars_by_duplicates): New function.
3370 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
3371 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
3372 all subblocks of ORIG_BLOCK to the new function. Call
3373 replace_block_vars_by_duplicates.
3374 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
3375 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
3376 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
3377 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
3378 (expand_omp): Temporarily set input_location to the location of
3379 region's controlling stmt.
3380 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
3381 BIND_EXPR, push ctx->block_vars and gimplification vars into
3382 the BIND_EXPR and its block's BLOCK_VARS instead of directly
3384 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
3385 there are any BLOCK_VARS.
3386 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
3387 OMP_PARALLEL or OMP_TASK stmt.
3388 (lower_omp): Save and restore input_location around the lower_omp_1
3391 2008-06-27 Richard Guenther <rguenther@suse.de>
3393 PR tree-optimization/36400
3394 PR tree-optimization/36373
3395 PR tree-optimization/36344
3396 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
3397 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
3398 (update_alias_info): Remove call clobbering code.
3399 (make_constraint_to): New helper function.
3400 (make_escape_constraint): Likewise.
3401 (handle_rhs_call): Use it on all pointer containing arguments.
3402 Also mark the static chain escaped.
3403 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
3404 instead of ANYTHING.
3405 (make_constraint_from): New helper split out from ...
3406 (make_constraint_from_anything): ... here.
3407 (find_func_aliases): Add constraints for escape sites.
3408 (intra_create_variable_infos): Make constraints from NONLOCAL
3410 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
3412 (clobber_what_p_points_to): Remove.
3413 (clobber_what_escaped): New function.
3414 (init_base_vars): Init NONLOCAL and ESCAPED.
3415 (do_sd_constraint): Do not propagate the solution from ESCAPED
3416 but use ESCAPED as a placeholder.
3417 (solve_graph): Likewise.
3418 * tree-flow.h (clobber_what_p_points_to): Remove.
3419 (clobber_what_escaped): Declare.
3420 * tree-ssa-alias.c (set_initial_properties): Call it.
3421 Remove code clobbering escaped pointers.
3423 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
3425 * function.c (allocate_struct_function): Only allocate a unique
3426 funcdef_no if the decl is nonzero.
3428 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
3430 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
3431 * config/mips/mips.c (mips_split_const_insns): New function.
3432 * config/mips/mips.md (move_type): New attribute.
3433 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
3434 (dword_mode): New attribute.
3435 (type): Avoid long line. Map "move_type"s to "type"s,
3436 choosing "multi" for doubleword moves if appropriate.
3437 Swap MTC/MFC comments to match their declaration order.
3438 (extended_mips16): Default to "yes" if "move_type" is "sll0",
3439 "type" is "branch" or "jal" is "direct".
3440 (length): Handle "extended_mips16" first. Make the default
3441 "0" for "ghost" instructions. Set the length from "move_type".
3442 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
3443 of "type", with "sll0" for the register alternative. Remove the
3444 "extended_mips16" attribute.
3445 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
3446 of "type", with "shift_shift" for the register alternative.
3447 Remove the "length" attribute.
3448 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
3449 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
3450 of "type", with "andi" for the register alternative.
3451 (*zero_extendqihi2): Likewise.
3452 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
3453 of "andi" instead of a "type" of "arith".
3454 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
3456 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
3457 (mov_<store>r, *mov<mode>_ra): Likewise.
3458 (extendsidi2): Use "move_type" instead of "type", with "move"
3459 for the register alternative.
3460 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
3461 of "type", with "signext" for the register alternative.
3462 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
3463 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
3464 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
3465 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
3466 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
3467 (unnamed branch insn): Likewise.
3468 (*movdi_gp32_fp64): Fold into...
3469 (*movdi_32bit): ...here.
3470 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
3471 (*movdf_hardfloat): ...this new pattern.
3472 (*movdf_softfloat): Remove redundant FPR alternatives.
3473 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
3474 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
3475 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
3476 the "move" attribute.
3477 (*movdi_32bit): Use "move_type" instead of "type" and remove the
3478 "length" attribute. Use "fpload" and "fpstore" instead of "load"
3479 and "store" for COP loads and stores.
3480 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
3481 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
3482 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
3483 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
3484 (*movtf_mips16, *movv2sf): Likewise.
3485 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
3486 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3487 (mfhc1<mode>): Use "move_type" instead of "move".
3488 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
3489 (loadgp_blockage): Remove the "length" attribute.
3490 (blockage, set_got_version, update_got_version): Likewise.
3491 (call_internal): Remove the "extended_mips16" attribute.
3492 (call_value_internal, call_value_multiple_internal): Likewise.
3493 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
3495 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
3496 the "length" attribute.
3498 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3500 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
3501 -Wcast-qual warnings.
3502 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
3503 handle_pragma_pop_macro): Likewise.
3504 * collect2.c (resolve_lib_name): Likewise.
3505 * config/arc/arc.c (arc_init): Likewise.
3506 * config/arm/arm.c (neon_builtin_compare,
3507 locate_neon_builtin_icode): Likewise.
3508 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
3509 * config/bfin/bfin.c (bfin_init_machine_status,
3510 bfin_optimize_loop): Likewise.
3511 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
3512 * config/cris/cris.c (cris_init_expanders): Likewise.
3513 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
3514 * config/darwin.c (machopic_indirection_eq,
3515 machopic_indirection_name, machopic_output_indirection): Likewise.
3516 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
3517 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
3518 frv_optimize_membar): Likewise.
3519 * config/i386/cygwin.h (mingw_scan,
3520 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
3521 * config/i386/cygwin1.c (mingw_scan): Likewise.
3522 * config/i386/i386.c (machopic_output_stub): Likewise.
3523 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
3524 i386_pe_unique_section): Likewise.
3525 * config/ia64/ia64.c (ia64_init_machine_status,
3526 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
3528 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
3529 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
3530 * config/m68k/m68k.c (m68k_handle_option,
3531 m68k_sched_md_init_global): Likewise.
3532 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
3533 mcore_unique_section): Likewise.
3534 * config/mips/mips.c (mips_block_move_straight,
3535 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
3537 * config/mmix/mmix.c (mmix_init_machine_status,
3538 mmix_encode_section_info): Likewise.
3539 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
3540 * config/rs6000/rs6000.c (rs6000_init_machine_status,
3541 print_operand_address, output_toc, redefine_groups,
3542 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
3543 * config/s390/s390.c (s390_init_machine_status): Likewise.
3544 * config/score/score.c (score_block_move_straight,
3545 score_block_move_loop_body): Likewise.
3546 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
3547 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
3548 * emit-rtl.c (find_auto_inc): Likewise.
3549 * gcc.c (translate_options, process_command): Likewise.
3550 * reorg.c (dbr_schedule): Likewise.
3551 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
3552 * xcoffout.c (xcoffout_declare_function): Likewise.
3554 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
3556 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
3557 ipa-pta working again.
3559 2008-06-27 David Edelsohn <edelsohn@gnu.org>
3561 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
3564 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
3566 * config.gcc (powerpc*-*-*): Add new core e500mc.
3567 * config/rs6000/e500mc.md: New file.
3568 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3570 (rs6000_override_options): Add e500mc case to
3571 processor_target_table. Altivec and Spe options not allowed
3572 with e500mc. Add isel instruction to e500mc by
3573 default. Initialize rs6000_cost for e500mc.
3574 (rs6000_issue_rate): Set issue rate for e500mc.
3575 * config/rs6000/rs6000.h (processor_type): Add
3576 PROCESSOR_PPCE500MC.
3577 (ASM_CPU_SPEC): Add e500mc.
3578 Set TARGET_ISEL to rs6000_isel.
3579 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
3580 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
3581 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
3583 * doc/invoke.texi: Add e500mc to list of cpus.
3585 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3588 * c-lex.c (lex_charconst): Initialize unsignedp.
3590 2008-06-27 Olivier Hainque <hainque@adacore.com>
3592 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
3593 documented assumptions.
3595 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
3597 * dwarf2out.c: Remove trailing white spaces. Break long line
3600 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
3602 * libfuncs.h (LTI_synchronize): New libfunc_index.
3603 (synchronize_libfunc): Declare.
3604 * builtins.c (expand_builtin_synchronize): Consider using
3605 synchronize_libfunc before falling back on an asm blockage.
3606 * config/mips/mips.c: Include libfuncs.h
3607 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
3609 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
3611 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
3612 parameter. Copy stack_reg to r11 where appropriate.
3613 (no_global_regs_above): Add gpr parameter.
3614 (rs6000_stack_info): Only add padding for SPE save area if we
3615 are saving SPE GPRs and CR.
3616 (saveres_routine_syms): New variable.
3617 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
3619 (rs6000_savres_routine_sym): New function.
3620 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
3622 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
3623 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
3624 Tweak FPR out-of-line saving.
3625 (rs6000_make_savres_rtx): New function.
3626 (rs6000_use_multiple_p): New function.
3627 (rs6000_savres_strategy): New function.
3628 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
3629 out-of-line if appropriate.
3630 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
3631 if we are optimizing for size.
3632 (GP_SAVE_INLINE): Define.
3633 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
3634 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
3635 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
3636 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
3637 (*save_fpregs_<mode>): Add use of r11.
3638 (*restore_gpregs_<mode>): New insn.
3639 (*return_and_restore_gpregs_<mode>): New insn.
3640 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
3642 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
3643 (*restore_gpregs_spe): New insn.
3644 (*return_and_restore_gpregs_spe): New insn.
3645 * config/rs6000/predicates.md (save_world_operation): Fix check.
3647 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3649 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
3650 this point, so assert that.
3652 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3654 * cfganal.c: Include vec.h and vecprim.h.
3655 (compute_idf): Import from...
3656 * tree-into-ssa (compute_idf): ...here.
3657 * basic-block.h (compute_idf): Export.
3659 2008-06-26 Joseph Myers <joseph@codesourcery.com>
3661 * c-decl.c (merge_decls): Use !current_function_decl to check for
3662 extern declaration of C99 inline function being at file scope.
3664 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
3666 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
3668 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3670 * alias.c (record_alias_subset, init_alias_analysis): Fix
3671 -Wc++-compat and/or -Wcast-qual warnings.
3672 * attribs.c (lookup_attribute_spec): Likewise.
3673 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
3674 copy_bb, connect_traces,
3675 find_rarely_executed_basic_blocks_and_cr): Likewise.
3676 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
3677 note_btr_set, migrate_btr_defs): Likewise.
3678 * builtins.c (result_vector, expand_builtin_memcpy,
3679 expand_builtin_mempcpy_args, expand_builtin_strncpy,
3680 builtin_memset_read_str, expand_builtin_printf,
3681 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
3683 * caller-save.c (mark_set_regs): Likewise.
3684 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3685 * cgraph.c (cgraph_edge): Likewise.
3686 * combine.c (likely_spilled_retval_1): Likewise.
3687 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
3688 htab_counts_entry_del, get_coverage_counts): Likewise.
3689 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
3690 new_cselib_val): Likewise.
3691 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
3692 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
3694 * df-core.c (df_compact_blocks): Likewise.
3695 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
3696 * df-scan.c (df_grow_reg_info, df_ref_create,
3697 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
3698 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
3699 df_record_entry_block_defs, df_record_exit_block_uses,
3700 df_bb_verify): Likewise.
3701 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
3702 DF_REF_EXTRACT_MODE_CONST): New.
3703 * dominance.c (get_immediate_dominator, get_dominated_by,
3704 nearest_common_dominator, root_of_dom_tree,
3705 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
3706 -Wc++-compat and/or -Wcast-qual warnings.
3707 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
3708 record_store, replace_read, check_mem_read_rtx, scan_insn,
3709 dse_step1, dse_record_singleton_alias_set): Likewise.
3710 * dwarf2asm.c (dw2_force_const_mem): Likewise.
3712 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3714 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
3715 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
3716 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
3717 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
3718 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
3719 add_ranges_num, add_ranges_by_labels, file_info_cmp,
3720 file_name_acquire, output_file_names, add_const_value_attribute,
3721 premark_used_types_helper, file_table_eq, file_table_hash,
3722 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
3723 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
3724 -Wcast-qual warnings.
3725 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
3726 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
3727 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
3728 gen_reg_rtx, start_sequence, init_emit): Likewise.
3729 * et-forest.c (et_new_occ, et_new_tree): Likewise.
3730 * except.c (init_eh_for_function, gen_eh_region,
3731 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
3732 arh_to_landing_pad, arh_to_label, add_action_record,
3733 add_call_site, switch_to_exception_section): Likewise.
3734 * expmed.c (synth_mult): Likewise.
3735 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
3736 store_expr): Likewise.
3737 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
3739 * function.c (assign_stack_temp_for_type,
3740 allocate_struct_function, match_asm_constraints_1): Likewise.
3741 * gcov-io.c (gcov_allocate): Likewise.
3742 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
3743 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
3744 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
3745 record_one_set, insert_expr_in_table, insert_set_in_table,
3746 dump_hash_table, compute_hash_table_work, alloc_hash_table,
3747 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
3748 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
3749 -Wcast-qual warnings.
3751 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3753 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
3754 -Wcast-qual warnings.
3755 * gcc.c (process_command): Likewise.
3756 * genattrtab.c (oballoc): Use XOBNEW.
3757 (oballocvec): Define.
3758 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
3759 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
3760 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
3761 -Wc++-compat and/or -Wcast-qual warnings.
3762 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
3763 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
3764 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
3765 gen_presence_absence_set, gen_automaton, gen_regexp_el,
3766 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
3767 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
3768 add_excls, process_presence_absence_names,
3769 process_presence_absence_patterns, add_presence_absence,
3770 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
3771 get_free_state, add_arc, get_free_automata_list_el,
3772 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
3773 transform_3, cache_presence, create_ainsns, create_automata,
3774 create_state_ainsn_table, dfa_insn_code_enlarge,
3775 output_trans_func, output_min_issue_delay_func,
3776 output_dead_lock_func, output_reset_func,
3777 output_get_cpu_unit_code_func, output_dfa_start_func,
3778 expand_automata): Likewise.
3779 * genextract.c (gen_insn): Likewise.
3780 * gengtype-lex.l: Likewise.
3781 * gengtype.c (read_input_list, adjust_field_type,
3782 process_gc_options): Likewise.
3783 * genoutput.c (note_constraint): Likewise.
3784 * genpreds.c (mangle, add_constraint): Likewise.
3785 * genrecog.c (process_define_predicate, new_decision,
3786 add_to_sequence): Likewise.
3787 * gensupport.c (record_insn_name): Likewise.
3789 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3791 * config/i386/driver-i386.c (detect_caches_amd,
3792 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
3793 and/or -Wcast-qual warnings.
3794 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
3795 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
3796 gt_pch_save): Likewise.
3797 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
3798 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
3799 * global.c (compute_regsets): Likewise.
3800 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
3801 finish_graph_dump_file): Likewise.
3802 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
3803 unlink_bb_notes): Likewise.
3804 * integrate.c (get_hard_reg_initial_val): Likewise.
3805 * ipa-prop.c (ipa_push_func_to_list): Likewise.
3806 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
3807 * local-alloc.c (update_equiv_regs): Likewise.
3808 * loop-invariant.c (check_invariant_table_size,
3809 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
3811 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
3812 altered_reg_used, mark_altered): Likewise.
3813 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
3814 insert_var_expansion_initialization,
3815 combine_var_copies_in_loop_exit, apply_opt_in_copies,
3816 release_var_copies): Likewise.
3817 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
3818 analyze_matrix_decl, add_allocation_site, analyze_transpose,
3819 analyze_accesses_for_phi_node, check_var_notmodified_p,
3820 check_allocation_function, find_sites_in_func,
3821 record_all_accesses_in_func, transform_access_sites,
3822 transform_allocation_sites): Likewise.
3823 * omp-low.c (new_omp_region, create_omp_child_function_name,
3824 check_omp_nesting_restrictions, check_combined_parallel,
3825 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
3826 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
3827 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3828 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
3830 * opts-common.c (prune_options): Likewise.
3831 * opts.c (add_input_filename, print_filtered_help,
3832 get_option_state): Likewise.
3833 * params.c (add_params): Likewise.
3834 * passes.c (set_pass_for_id, next_pass_1,
3835 do_per_function_toporder, pass_fini_dump_file): Likewise.
3836 * postreload.c (reload_cse_simplify_operands): Likewise.
3837 * predict.c (tree_predicted_by_p, tree_predict_edge,
3838 clear_bb_predictions, combine_predictions_for_bb): Likewise.
3840 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3842 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
3844 * recog.c (check_asm_operands, validate_change_1): Likewise.
3845 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
3846 subst_asm_stack_regs): Likewise.
3847 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
3848 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
3849 * regmove.c (reg_is_remote_constant_p): Likewise.
3850 * regrename.c (regrename_optimize, scan_rtx_reg,
3851 kill_clobbered_value, kill_set_value, kill_autoinc_value):
3853 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
3854 regstat_compute_calls_crossed): Likewise.
3855 * reload1.c (init_reload, new_insn_chain,
3856 has_nonexceptional_receiver, reload, copy_reloads,
3857 calculate_needs_all_insns, init_elim_table): Likewise.
3858 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
3859 * rtl.c (shallow_copy_rtx_stat): Likewise.
3860 * rtlanal.c (parms_set): Likewise.
3861 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
3862 sbitmap_resize, sbitmap_vector_alloc): Likewise.
3863 * sched-ebb.c (earliest_block_with_similiar_load,
3864 add_deps_for_risky_insns): Likewise.
3865 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
3866 schedule_region): Likewise.
3867 * see.c (eq_descriptor_pre_extension,
3868 hash_descriptor_pre_extension, hash_del_pre_extension,
3869 eq_descriptor_properties, hash_descriptor_properties,
3870 hash_del_properties, see_seek_pre_extension_expr,
3871 see_initialize_data_structures, see_print_register_properties,
3872 see_print_pre_extension_expr, see_delete_merged_def_extension,
3873 see_delete_unmerged_def_extension, see_emit_use_extension,
3874 see_pre_delete_extension, see_map_extension, see_commit_changes,
3875 see_analyze_merged_def_local_prop,
3876 see_analyze_merged_def_local_prop,
3877 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
3878 see_set_prop_merged_def, see_set_prop_unmerged_def,
3879 see_set_prop_unmerged_use, see_print_one_extension,
3880 see_merge_one_use_extension, see_merge_one_def_extension,
3881 see_store_reference_and_extension, see_update_uses_relevancy,
3882 see_update_defs_relevancy): Likewise.
3883 * statistics.c (hash_statistics_hash, hash_statistics_eq,
3884 hash_statistics_free, curr_statistics_hash): Likewise.
3885 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
3886 expand_asm_operands, expand_return, case_bit_test_cmp,
3887 expand_case): Likewise.
3888 * stor-layout.c (start_record_layout): Likewise.
3889 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
3890 gt_pch_save_stringpool): Likewise.
3891 * tree-data-ref.c (hash_stmt_vertex_info,
3892 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
3893 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
3895 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
3898 * config/i386/i386.md : Change constraints of HImode and QImode
3899 immediate operands from "i" to "n". Change SImode "ni" constraint to
3900 "i" and SImode "rmi" constraint to "g". Remove all constraints
3901 from const0_operand and const1_operand predicated operands.
3902 (i): Change QImode and HImode attribute from "i" to "n".
3903 (*subqi_2): Change HImode operands to QImode.
3906 2008-06-25 Olivier Hainque <hainque@adacore.com>
3908 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
3911 2008-06-25 Richard Guenther <rguenther@suse.de>
3913 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
3914 not overflow the result type.
3916 2008-06-25 Richard Guenther <rguenther@suse.de>
3918 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
3919 (vn_lookup): Likewise.
3921 2008-06-25 Richard Guenther <rguenther@suse.de>
3923 PR tree-optimization/35518
3924 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
3925 * tree-sra.c (instantiate_element): Use fold_build3 to build
3927 (try_instantiate_multiple_fields): Likewise.
3929 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3931 * config/rs6000/rs6000.md: Change all string instruction's clobber to
3934 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3936 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
3937 use_backchain_to_restore_sp to true
3938 if the offset of the link register save area would go over the 32k - 1
3939 offset limit of the load
3942 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
3944 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
3945 anchor for the type-punning blurb. Cross-reference "Structures
3946 unions enumerations and bit-fields implementation". Provide a
3947 cast-through-pointer example. Make final sentence self-contained.
3948 * doc/implement-c.texi (Structures unions enumerations and
3949 bit-fields implementation): Cross-reference the type-punning blurb
3950 in the -fstrict-aliasing documentation.
3952 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3955 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
3956 the memory instead of the memory itself for the save area.
3958 2008-06-24 Olivier Hainque <hainque@adacore.com>
3959 Nicolas Roche <roche@adacore.com>
3961 * gengtype.c (srcdir_len): size_t instead of int.
3962 (get_file_realbasename): New function. For F a filename, the real
3963 basename of F, with all the path components stripped.
3964 (get_file_srcdir_relative_path): New function. For F a filename, the
3965 relative path to F from $(srcdir).
3966 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
3967 get_file_realbasename. Adjust the head comment.
3968 (get_prefix_langdir_index): New function. For F a filename, return the
3969 lang_dir_names[] relative index of the language directory that is
3971 (get_file_langdir): For F a filename, return the name of the language
3972 directory where F is located.
3973 (get_file_gtfilename): New function. The gt- output file name for an
3975 (get_output_file_with_visibility): Replace in-line computations with
3976 uses of get_file_gtfilename and get_prefix_langdir_index.
3977 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
3979 2008-06-24 Jakub Jelinek <jakub@redhat.com>
3981 PR tree-optimization/36504
3982 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
3983 references without base address.
3985 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3988 * calls.c (expand_call): Increase alignment for recursive functions.
3990 2008-06-23 Anatoly Sokolov <aesok@post.ru>
3992 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
3993 (TARGET_FUNCTION_VALUE): New define.
3994 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
3995 * config/avr/avr.h (FUNCTION_VALUE): Remove.
3997 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3999 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
4000 (fmod<mode>3): Ditto.
4001 (remainderxf3): Ditto.
4002 (remainder<mode>3): Ditto.
4004 2008-06-23 Jakub Jelinek <jakub@redhat.com>
4007 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
4008 REG is a hard register.
4010 PR tree-optimization/36508
4011 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
4012 499, don't check it at all in release compilers.
4014 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
4016 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
4017 together with SSE_TARGET_MATH to disable insn pattern.
4018 (*fop_<MODEF:mode>_2_i387): Ditto.
4019 (*fop_<MODEF:mode>_3_i387): Ditto.
4021 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
4023 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
4025 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4028 * gimplify.c (gimplify_asm_expr): Check the return code of
4029 parse_output_constraint call, set function return and is_inout
4032 2008-06-22 Ian Lance Taylor <iant@google.com>
4034 * c-lex.c (narrowest_unsigned_type): Change itk to int.
4035 (narrowest_signed_type): Likewise.
4036 * c-typeck.c (c_common_type): Change local variable mclass to enum
4038 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
4039 tcc_comparison, not the tree code itself.
4040 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
4041 (c_expand_expr): Cast modifier to enum expand_modifier.
4042 * c-common.h (C_RID_CODE): Add casts.
4043 (C_SET_RID_CODE): Define.
4044 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
4045 (c_lex_one_token): Add cast to avoid warning.
4046 (c_parser_objc_type_name): Rename local typename to type_name.
4047 (check_no_duplicate_clause): Change code parameter to enum
4049 (c_parser_omp_var_list_parens): Change kind parameter to enum
4051 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
4052 c_parser_omp_list_var_parens.
4053 (c_parser_omp_threadprivate): Likewise.
4054 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
4055 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
4056 * c-format.c (NO_FMT): Define.
4057 (printf_length_specs): Use NO_FMT.
4058 (asm_fprintf_length_specs): Likewise.
4059 (gcc_diag_length_specs): Likewise.
4060 (scanf_length_specs): Likewise.
4061 (strfmon_length_specs): Likewise.
4062 (gcc_gfc_length_specs): Likewise.
4063 (printf_flag_specs): Change 0 to STD_C89.
4064 (asm_fprintf_flag_specs): Likewise.
4065 (gcc_diag_flag_specs): Likewise.
4066 (gcc_cxxdiag_flag_specs): Likewise.
4067 (scanf_flag_specs): Likewise.
4068 (strftime_flag_specs): Likewise.
4069 (strfmon_flag_specs): Likewise.
4070 (print_char_table): Likewise.
4071 (asm_fprintf_char_table): Likewise.
4072 (gcc_diag_char_table): Likewise.
4073 (gcc_tdiag_char_table): Likewise.
4074 (gcc_cdiag_char_table): Likewise.
4075 (gcc_cxxdiag_char_table): Likewise.
4076 (gcc_gfc_char_table): Likewise.
4077 (scan_char_table): Likewise.
4078 (time_char_table): Likewis.
4079 (monetary_char_table): Likewise.
4080 * c-format.h (BADLEN): Likewise.
4082 2008-06-21 Ian Lance Taylor <iant@google.com>
4084 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
4085 Define END_OF_BASE_TREE_CODES around inclusion.
4086 * tree.c (tree_code_type): New global array.
4087 (tree_code_length, tree_code_name): Likewise.
4088 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
4090 (all-tree.def, s-alltree): New targets.
4091 (gencheck.h, s-gencheck): Remove.
4092 (tree.o): Depend upon all-tree.def.
4093 (build/gencheck.o): Remove gencheck.h dependency.
4094 (mostlyclean): Don't remove gencheck.h.
4095 * c-common.h (enum c_tree_code): Remove.
4096 * c-lang.c (tree_code_type): Remove.
4097 (tree_code_length, tree_code_name): Remove.
4098 * gencheck.c (tree_codes): Include all-tree.def, rather than
4099 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
4101 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
4103 * cp/cp-tree.h (enum cplus_tree_code): Remove.
4104 (operator_name_info): Size to MAX_TREE_CODES.
4105 (assignment_operator_name_info): Likewise.
4106 * cp/cp-lang.c (tree_code_type): Remove.
4107 (tree_code_length, tree_code_name): Remove.
4108 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
4109 (assignment_operator_name_info): Likewise.
4110 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
4112 * cp/mangle.c (write_expression): Likewise.
4113 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
4114 * fortran/f95-lang.c (tree_code_type): Remove.
4115 (tree_code_length, tree_code_name): Remove.
4116 * java/java-tree.h (enum java_tree_code): Remove.
4117 * java/lang.c (tree_code_type): Remove.
4118 (tree_code_length, tree_code_name): Remove.
4119 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
4120 * objc/objc-act.h (enum objc_tree_code): Remove.
4121 * objc/objc-lang.c (tree_code_type): Remove.
4122 (tree_code_length, tree_code_name): Remove.
4123 * objcp/objcp-lang.c (tree_code_type): Remove.
4124 (tree_code_length, tree_code_name): Remove.
4125 * ada/ada-tree.h (enum gnat_tree_code): Remove.
4126 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
4127 * ada/misc.c (tree_code_type): Remove.
4128 (tree_code_length, tree_code_name): Remove.
4130 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
4132 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
4133 the grand_bitmap_obstack.
4135 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4137 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
4138 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
4139 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
4140 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
4141 move_stmt_r, new_label_mapper): Likewise.
4142 * tree-complex.c (cvc_lookup): Likewise.
4143 * tree-dfa.c (create_function_ann): Likewise.
4144 * tree-dump.c (dump_register): Likewise.
4145 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
4146 find_phi_replacement_condition): Likewise.
4147 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
4148 tree_function_versioning): Likewise.
4149 * tree-into-ssa.c (cmp_dfsnum): Likewise.
4150 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
4151 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
4152 get_nonlocal_debug_decl, convert_nonlocal_reference,
4153 convert_nonlocal_omp_clauses, get_local_debug_decl,
4154 convert_local_reference, convert_local_omp_clauses,
4155 convert_nl_goto_reference, convert_nl_goto_receiver,
4156 convert_tramp_reference, convert_call_expr): Likewise.
4157 * tree-outof-ssa.c (contains_tree_r): Likewise.
4158 * tree-parloops.c (reduction_phi, initialize_reductions,
4159 eliminate_local_variables_1, add_field_for_reduction,
4160 add_field_for_name, create_phi_for_local_result,
4161 create_call_for_reduction_1, create_loads_for_reductions,
4162 create_stores_for_reduction, create_loads_and_stores_for_name):
4164 * tree-phinodes.c (allocate_phi_node): Likewise.
4165 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
4166 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
4167 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
4168 * tree-ssa-coalesce.c (compare_pairs): Likewise.
4169 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
4170 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
4171 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
4172 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4173 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
4174 vn_nary_op_insert): Likewise.
4175 * tree-ssa.c (redirect_edge_var_map_add,
4176 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
4177 * tree-vectorizer.c (vectorize_loops): Likewise.
4178 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
4179 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
4180 tree_cons_stat, build1_stat, build_variant_type_copy,
4181 decl_init_priority_lookup, decl_fini_priority_lookup,
4182 decl_priority_info, decl_restrict_base_lookup,
4183 decl_restrict_base_insert, decl_debug_expr_lookup,
4184 decl_debug_expr_insert, decl_value_expr_lookup,
4185 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
4186 type_hash_add, get_file_function_name, tree_check_failed,
4187 tree_not_check_failed, tree_range_check_failed,
4188 omp_clause_range_check_failed, build_omp_clause,
4189 build_vl_exp_stat): Likewise.
4190 * value-prof.c (gimple_histogram_value,
4191 gimple_duplicate_stmt_histograms): Likewise.
4192 * var-tracking.c (attrs_list_insert, attrs_list_copy,
4193 unshare_variable, variable_union_info_cmp_pos, variable_union,
4194 dataflow_set_different_1, dataflow_set_different_2,
4195 vt_find_locations, variable_was_changed, set_variable_part,
4196 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
4197 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
4198 section_entry_hash, object_block_entry_eq,
4199 object_block_entry_hash, create_block_symbol,
4200 initialize_cold_section_name, default_function_rodata_section,
4201 strip_reg_name, set_user_assembler_name, const_desc_eq,
4202 build_constant_desc, output_constant_def, lookup_constant_def,
4203 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
4204 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
4205 default_internal_label): Likewise.
4206 * varray.c (varray_init, varray_grow): Likewise.
4207 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
4209 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
4211 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
4212 operators for "test" insn. Macroize insn using SWI mode macro.
4213 (*jcc_fused_2): Ditto.
4214 (*jcc_fused_3): Macroize insn using SWI mode macro.
4215 (*jcc_fused_4): Ditto.
4217 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
4219 * tree-ssa-pre.c: Fix typo in comment.
4220 (init_antic, fini_antic): Add explicit funtions for
4221 initializing and deinitializing ANTIC and AVAIL sets.
4222 (create_expression_by_pieces): Fix typo in comment.
4223 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
4224 (execute_pre): Eventually dump details about ANTIC_IN.
4226 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4228 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
4229 * gcc.c (translate_options, init_spec, store_arg, read_specs,
4230 add_to_obstack, file_at_path, find_a_file, execute,
4231 add_preprocessor_option, add_assembler_option, add_linker_option,
4232 process_command, insert_wrapper, do_option_spec, do_self_spec,
4233 spec_path, do_spec_1, is_directory, main, used_arg,
4234 getenv_spec_function): Likewise.
4235 * tlink.c (symbol_hash_lookup, file_hash_lookup,
4236 demangled_hash_lookup, symbol_push, file_push, frob_extension):
4239 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4241 * doc/rtl.texi: Updated subreg section.
4243 2008-06-19 Jakub Jelinek <jakub@redhat.com>
4246 * cgraphunit.c (cgraph_process_new_functions): Don't clear
4247 node->needed and node->reachable.
4248 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
4249 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
4250 (expand_task_call): Don't call expand_task_copyfn.
4251 (expand_task_copyfn): Renamed to...
4252 (finalize_task_copyfn): ... this.
4254 2008-06-19 Jan Hubicka <jh@suse.cz>
4256 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
4257 clobbering framepointer.
4259 2008-06-19 Jan Hubicka <jh@suse.cz>
4261 * tree-optimize.c (execute_early_local_optimizations): Set
4262 cgraph_state only at first invocation.
4264 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4266 * system.h (-Wc++-compat): Activate as a warning, no an error.
4268 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
4270 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
4271 instead of "#" in insn asm template.
4272 (*jcc_fused_2): Ditto.
4274 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
4276 * config/i386/i386.h (ix86_tune_indices)
4277 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
4278 (TARGET_FUSE_CMP_AND_BRANCH): New define.
4279 * config/i386/i386.md (*jcc_fused_1): New insn pattern
4280 (*jcc_fused_2): Ditto.
4281 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
4282 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
4283 (print operand): Handle 'E' and 'e' code.
4285 2008-06-19 Anatoly Sokolov <aesok@post.ru>
4287 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
4288 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4289 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4291 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
4293 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
4295 (cgraph_expand_function): Use local copy of decl.
4296 (cgraph_expand_all_functions): Remove redundant initialization of
4298 (cgraph_optimize): Reword internal_error message.
4300 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
4302 * arm-protos.h (arm_return_in_memory): Remove public
4303 arm_return_in_memory() prototype.
4304 * arm.c (arm_return_in_memory): Add static prototype, add target
4305 hook macro, change definition and comments.
4306 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
4308 2008-06-19 Ben Elliston <bje@au.ibm.com>
4310 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
4311 real.c: Remove references to IEEE 754R.
4312 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
4313 * doc/libgcc.texi (Decimal float library routines): Likewise.
4315 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4317 * targhooks.h (struct gcc_target): New member unwind_word_mode.
4318 (default_unwind_word_mode): Add prototype.
4319 * targhooks.c (default_unwind_word_mode): New function.
4320 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
4321 instead of word_mode.
4322 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
4323 (TARGET_INITIALIZER): Use it.
4325 * c-common.c (handle_mode_attribute): Support "unwind_word"
4327 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
4329 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
4330 word_mode to access SjLj_Function_Context member "data".
4331 (sjlj_emit_dispatch_table): Likewise. Also, perform type
4332 conversion from targetm.eh_return_filter_mode () to
4333 targetm.unwind_word_mode () if they differ.
4335 * builtin-types.def (BT_UNWINDWORD): New primitive type.
4336 (BT_FN_UNWINDWORD_PTR): New function type.
4337 (BT_FN_WORD_PTR): Remove.
4338 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
4339 * except.c (expand_builtin_extend_pointer): Convert pointer to
4340 targetm.unwind_word_mode () instead of word_mode.
4342 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
4343 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
4344 (spu_unwind_word_mode): New function.
4345 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
4346 (TARGET_UNWIND_WORD_MODE): Define.
4347 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
4349 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4351 * config/spu/spu.c (reg_align): Remove.
4352 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
4353 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
4354 (spu_split_store): Likewise.
4356 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
4358 * gcc/tree-vn.c: Fix typo in comment.
4360 2008-06-18 Jan Hubicka <jh@suse.cz>
4362 * cgraphunit.c (cgraph_optimize): Output debug info when doing
4363 toplevel reorder too.
4365 2008-06-18 Jan Hubicka <jh@suse.cz>
4367 * c-opts.c (c_common_post_options): PCH is not compatible with
4369 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
4370 -fno-toplevel-reorder by default now.
4372 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4374 PR documentation/30739
4375 * doc/install.texi (Prerequisites): Document dependency on awk.
4377 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
4378 Ian Lance Taylor <iant@google.com>
4380 PR rtl-optimization/35604
4381 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
4382 only want to change jump destinations, not eventual label comparisons.
4384 2008-06-16 Jan Hubicka <jh@suse.cz>
4386 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
4388 (cgraph_analyze_function): Likewise.
4390 2008-06-16 Jan Hubicka <jh@suse.cz>
4392 * cgraph.h (cgraph_mark_if_needed): New function.
4393 * cgraphunit.c (cgraph_mark_if_needed): New function.
4394 * c-decl.c (duplicate_decl): Use it.
4396 2008-06-16 Jan Hubicka <jh@suse.cz>
4398 * cgraph.c (cgraph_add_new_function): When in expansion state, do
4401 2008-06-16 Jan Hubicka <jh@suse.cz>
4403 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
4405 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
4406 Kazu Hirata <kazu@codesourcery.com>
4407 Maxim Kuvyrkov <maxim@codesourcery.com
4409 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
4410 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
4411 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
4412 EXTRA_SPEC_FUNCTIONS.
4413 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
4414 (DRIVER_SELF_SPECS): Adjust.
4415 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
4416 * config/mips/st.h, config/mips/t-st: New.
4417 * config/mips/driver-native.c, config/mips/x-native: New.
4418 * doc/invoke.texi (MIPS): Document 'native' value for -march and
4421 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4423 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
4425 (ISA_HAS_FP_CONDMOVE): New macro.
4426 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
4427 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
4428 (ISA_HAS_NMADD3_NMSUB3): New macro.
4429 * config/mips/mips.c (mips_rtx_costs): Update.
4430 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
4431 compiling for ST Loongson 2E/2F.
4432 (madd<mode>): Rename to madd4<mode>. Update.
4433 (madd3<mode>): New pattern.
4434 (msub<mode>): Rename to msub4<mode>. Update.
4435 (msub3<mode>): New pattern.
4436 (nmadd<mode>): Rename to nmadd4<mode>. Update.
4437 (nmadd3<mode>): New pattern.
4438 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
4439 (nmadd3<mode>_fastmath): New pattern.
4440 (nmsub<mode>): Rename to nmsub4<mode>. Update.
4441 (nmsub3<mode>): New pattern.
4442 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
4443 (nmsub3<mode>_fastmath): New pattern.
4444 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
4446 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
4448 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
4449 (DF_REF_INSN_INFO): New.
4450 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
4451 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
4452 with a NULL DF_REF_INSN_INFO.
4453 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
4455 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
4456 DF_INSN_INFO_EQ_USES): New.
4457 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
4458 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
4459 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
4460 * df-core.c: Update comment for above changes.
4461 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
4462 DF_INSN_UID_* macros.
4463 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
4464 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
4465 insn rtx. Update all callers.
4466 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
4467 df_ref_create_structure, df_insn_refs_collect): Likewise.
4468 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
4469 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
4470 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
4471 macros to access the insn refs.
4472 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
4473 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
4474 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
4475 for accessing the refs.
4476 (try_fwprop_subst): Likewise.
4477 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
4478 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
4479 for accessing the refs.
4480 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
4481 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
4482 to look at the insn refs.
4483 (record_uses): Likewise.
4484 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
4486 (mark_artificial_uses): Don't mark_insn for artificial refs.
4487 (mark_reg_rependencies): Likewise.
4489 * doc/rtl.texi: Remove documentation of ADDRESSOF.
4491 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4493 * configure: Regenerate.
4495 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4497 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
4498 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4499 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4501 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4503 * config/avr/avr.c (avr_mcu_t): Add attiny167.
4504 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4505 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4507 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4509 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
4510 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4511 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4513 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4515 * tree-ssa-sccvn.c: Fix format of comments.
4517 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4519 * cgraph.c: Remove unneeded forward declarations of eq_node()
4522 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
4524 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
4526 (see_update_relevancy): Likewise.
4527 * fwprop.c (try_fwprop_subst): Likewise.
4528 * rtlanal.c (noop_move_p): Likewise.
4529 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
4530 notes to non-existing libcall blocks.
4531 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
4533 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
4534 (dead_libcall_p): Remove.
4535 (delete_trivially_dead_insns): Don't use it.
4536 * web.c (union_defs): Remove comment about keeping nops.
4537 * gcse.c (hash_scan_insn): Don't take libcall pointers.
4538 (compute_hash_table_work): Don't track libcall notes.
4539 (do_local_cprop): Don't take libcall pointers. Don't update
4541 (adjust_libcall_notes): Deleted.
4542 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
4543 ever have existed in the first place).
4544 (replace_store_insn): Don't try to remove libcall notes.
4545 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
4546 (resolve_reg_notes): Don't call them.
4547 (resolve_simple_move): Likewise.
4548 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
4549 Don't remove REG_RETVAL notes.
4550 * emit-rtl.c (try_split): Don't update libcall notes.
4551 (emit_copy_of_insn_after): Dito.
4552 * cselib.c (cselib_current_insn_in_libcall): Remove.
4553 (cselib_process_insn): Don't set/clear it.
4554 (new_elt_loc_list): Don't record it.
4555 (cselib_init): Don't initialize it.
4556 * cselib.c (struct elt_loc_list): Remove in_libcall field.
4557 * loop-invariant.c (find_invariant_insn): Don't look for libcall
4559 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
4560 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
4561 (init_deps): Don't initialize it.
4562 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
4563 * combine.c (delete_noop_moves): Don't update libcall notes.
4564 (can_combine_p): Remove now pointless #if 0 block.
4565 (try_combine): Remove another obsolete #if 0 block.
4566 (distribute_notes): Don't distribute libcall notes.
4567 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
4568 * dce.c (libcall_dead_p): Remove.
4569 (delete_unmarked_insns): Don't handle libcall blocks.
4570 (preserve_libcall_for_dce): Remove.
4571 (prescan_insns_for_dce): Don't special-case libcall block insns.
4572 * reload1 (reload): Don't handle libcall notes.
4573 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
4576 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4578 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
4579 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4580 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4582 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4584 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
4585 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4586 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4588 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4590 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
4592 2008-06-16 Ira Rosen <irar@il.ibm.com>
4594 PR tree-optimization/36493
4595 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
4596 the arguments list. Use VECTYPE to create vector pointer.
4597 (vectorizable_store): Fail if accesses through a pointer to vectype
4598 do not alias the original memory reference operands.
4599 Call vect_create_data_ref_ptr without the removed argument.
4600 (vectorizable_load): Likewise.
4601 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
4604 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
4607 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
4610 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4612 * config/mips/loongson2ef.md: New file.
4613 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
4614 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
4615 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
4616 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
4617 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
4619 (loongson2ef.md): New include.
4620 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
4621 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
4622 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
4623 (loongson_gt_<mode>, loongson_extract_halfword)
4624 (loongson_insert_halfword_0, loongson_insert_halfword_2)
4625 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
4626 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
4627 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
4628 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
4629 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
4630 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
4631 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
4632 (vec_interleave_low<mode>): Define type attribute.
4633 * config/mips/mips.c (mips_ls2): New static variable.
4634 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
4635 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
4636 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
4637 Implement target scheduling hooks.
4638 (mips_multipass_dfa_lookahead): Update to handle tuning for
4640 (mips_sched_init): Initialize data for Loongson scheduling.
4641 (mips_ls2_variable_issue): New static function.
4642 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
4644 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
4645 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
4646 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
4647 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
4648 Handle ST Loongson 2E/2F cores.
4649 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
4651 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4653 * omp-low.c (extract_omp_for_data): Fix comment typo.
4656 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4658 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
4659 FIXME note about gcc/config.guess.
4660 * doc/options.texi (Option file format): Remove non-ASCII bytes.
4661 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
4662 * doc/cppopts.texi: Likewise.
4663 * doc/extend.texi: Likewise.
4664 * doc/gcc.texi: Likewise.
4665 * doc/gccint.texi: Likewise.
4666 * doc/gcov.texi: Likewise.
4667 * doc/gty.texi: Likewise.
4668 * doc/hostconfig.texi: Likewise.
4669 * doc/install.texi: Likewise.
4670 * doc/invoke.texi: Likewise.
4671 * doc/loop.texi: Likewise.
4672 * doc/makefile.texi: Likewise.
4673 * doc/md.texi: Likewise.
4674 * doc/passes.texi: Likewise.
4675 * doc/tm.texi: Likewise.
4676 * doc/tree-ssa.texi: Likewise.
4677 * doc/trouble.texi: Likewise.
4679 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
4680 Nathan Sidwell <nathan@codesourcery.com>
4681 Maxim Kuvyrkov <maxim@codesourcery.com>
4682 Richard Sandiford <rdsandiford@googlemail.com>
4684 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
4685 * config/mips/mips-protos.h (mips_expand_vector_init): New.
4686 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
4688 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
4689 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
4690 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
4692 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
4693 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
4694 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
4695 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
4696 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
4697 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
4698 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
4699 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
4700 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
4701 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
4702 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
4703 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
4704 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
4705 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
4706 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
4707 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
4708 (mips_builtins): Add Loongson builtins.
4709 (mips_loongson_2ef_bdesc): New.
4710 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
4711 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
4712 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
4713 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
4715 (mips_expand_vector_init): New.
4716 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
4717 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
4719 * config/mips/mips.md: Add unspec numbers for Loongson
4720 builtins. Include loongson.md.
4721 (MOVE64): Include Loongson vector modes.
4722 (SPLITF): Include Loongson vector modes.
4723 (HALFMODE): Handle Loongson vector modes.
4724 * config/mips/loongson.md: New.
4725 * config/mips/loongson.h: New.
4726 * config.gcc: Add loongson.h header for mips*-*-* targets.
4727 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
4729 2008-06-14 Joseph Myers <joseph@codesourcery.com>
4731 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
4732 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
4733 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
4734 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
4735 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
4736 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
4737 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
4738 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
4739 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
4740 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
4741 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
4742 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
4743 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
4744 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
4745 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
4746 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
4747 Remove use_fixproto=yes.
4748 (ia64*-*-hpux*): Remove comment about using fixproto.
4749 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
4751 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4753 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
4755 * configure: Regenerate.
4757 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
4760 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
4761 before evaluating it.
4763 2008-06-13 Jakub Jelinek <jakub@redhat.com>
4766 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
4767 nested inline functions.
4768 (start_decl, start_function): Don't invert DECL_EXTERNAL
4769 for nested inline functions.
4771 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4773 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
4774 splits that must be made for correctness.
4776 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4778 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
4779 (AVAIL_NON_MIPS16): Likewise.
4780 (mips_builtin_description): Replace target_flags with a predicate.
4781 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
4782 (dspr2_32): New availability predicates.
4783 (MIPS_BUILTIN): New macro.
4784 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
4785 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
4786 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
4787 Replace the TARGET_FLAGS parameters with AVAIL parameters.
4788 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
4789 (mips_dsp_32only_bdesc): Merge into...
4790 (mips_builtins): ...this new array.
4791 (mips_bdesc_map, mips_bdesc_arrays): Delete.
4792 (mips_init_builtins): Update after above changes.
4793 (mips_expand_builtin_1): Merge into...
4794 (mips_expand_builtin): ...here and update after above changes.
4796 2008-06-12 Paul Brook <paul@codesourcery.com>
4798 * longlong.h (__arm__): Define count_leading_zeros.
4799 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
4800 (clzsi2, clzdi2): New functions.
4801 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
4802 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
4803 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
4804 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
4805 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
4806 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
4807 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
4808 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4809 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
4810 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
4812 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
4814 * config/m68k/m68k.c (m68k_tune_flags): New.
4815 (override_options): Compute m68k_tune_flags.
4816 (MULL_COST, MULW_COST): Update for various variants of CFV2.
4817 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
4819 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4822 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
4824 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4826 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
4827 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
4829 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4831 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
4832 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
4834 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4837 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
4840 2008-06-12 Richard Guenther <rguenther@suse.de>
4842 PR tree-optimization/36345
4843 * tree-flow.h (struct ptr_info_def): Align escape_mask,
4844 add memory_tag_needed flag.
4845 (may_alias_p): Declare.
4846 * tree-ssa-alias.c (may_alias_p): Export.
4847 (set_initial_properties): Use memory_tag_needed flag.
4848 (update_reference_counts): Likewise.
4849 (reset_alias_info): Reset memory_tag_needed flag.
4850 (create_name_tags): Check memory_tag_needed flag.
4851 (dump_points_to_info_for): Dump it.
4852 * tree-ssa-structalias.c (struct variable_info): Remove
4853 directly_dereferenced flag.
4854 (new_var_info): Do not initialize it.
4855 (process_constraint_1): Do not set it.
4856 (update_alias_info): Set is_dereferenced flag.
4857 (set_uids_in_ptset): Use may_alias_p.
4858 (set_used_smts): Check memory_tag_needed flag.
4859 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
4860 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
4861 memory_tag_needed flag.
4862 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
4865 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
4867 * config/i386/i386.c (ix86_compute_frame_layout): Disable
4868 red zone for w64 abi.
4869 (ix86_expand_prologue): Likewise.
4870 (ix86_force_to_memory): Likewise.
4871 (ix86_free_from_memory): Likewise.
4873 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
4876 * config/rs6000/rs6000.c (rs6000_override_options): Set
4877 rs6000_isel conditionally to the absence of comand line override.
4878 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4879 Remove duplicate rs6000_isel setting.
4880 * config/rs6000/eabispe.h: Ditto.
4882 2008-06-11 Richard Guenther <rguenther@suse.de>
4884 * alias.c (get_alias_set): Use the element alias-set for arrays.
4885 (record_component_aliases): For arrays and vectors do nothing.
4886 * c-common.c (strict_aliasing_warning): Handle the cases
4887 of alias set zero explicitly.
4888 * Makefile.in (dfp.o-warn): Add -Wno-error.
4890 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4892 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
4894 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
4895 tune_32 tune_64 to supported_defaults. Allow values not
4896 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
4897 x86_64. Do not override cpu_32 or cpu_64 values from target name.
4898 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
4899 with_cpu_64 to generic for 64-bit-supporting configurations, not
4900 with_cpu. Remove FIXMEs.
4901 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
4902 --with-arch-64, --with-tune-32, --with-tune-64): Document.
4903 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
4904 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
4905 arch_32 and arch_64.
4907 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
4908 Olivier Hainque <hainque@adacore.com>
4910 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
4911 Use DECL_SIZE_UNIT to retrieve the size of the field.
4913 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4915 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
4916 with function calls after declarations. Lay out
4917 neon_float_type_node before further use.
4919 2008-06-11 Richard Guenther <rguenther@suse.de>
4921 * tree-flow.h (may_point_to_global_var): Declare.
4922 * tree-ssa-alias.c (may_point_to_global_var): New function.
4923 * tree-ssa-sink.c (is_hidden_global_store): Use it.
4925 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
4927 * configure.ac: Teach that fido supports .debug_line.
4928 * configure: Regenerate.
4930 2008-06-10 Tom Tromey <tromey@redhat.com>
4932 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
4935 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4937 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
4938 (encode_decimal64, decode_decimal64, encode_decimal128,
4939 decode_decimal128): Reverse order of 32-bit parts of value if host
4940 and target endianness differ.
4942 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
4944 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
4945 Avoid division by 0.
4946 (tree_mod_pow2_value_transform): Likewise.
4947 (tree_ic_transform): Likewise.
4948 (tree_stringops_transform): Likewise.
4949 (tree_mod_subtract_transform): Likewise.
4950 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
4951 (copy_edges_for_bb): Likewise.
4952 (initialize_cfun): Likewise.
4954 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4956 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
4957 nonmemory_operand. Add "N" operand constraint.
4959 (*jcc_btdi_mask_rex64): New instruction and split pattern.
4960 (*jcc_btsi_mask): Ditto.
4961 (*jcc_btsi_mask_1): Ditto.
4963 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4965 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
4966 TYPE_CANONICAL for copied element type.
4968 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4971 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
4972 Add m_CORE2 and m_GENERIC.
4973 * config/i386/predicates.md (bt_comparison_operator): New predicate.
4974 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
4976 (*jcc_btdi_rex64): New instruction and split pattern.
4978 (*jcc_btsi_1): Ditto.
4979 (*btsq): Fix Intel asm dialect operand order.
4983 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
4986 * simplify-rtx.c (simplify_subreg): Add check for shift count
4989 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
4991 * doc/md.texi: Synchronize with later constraints.md change.
4992 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
4993 with a C implementation.
4994 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
4996 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
4997 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
4998 when moving to and from MD_REGNUM.
4999 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
5000 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
5001 Handle byte and halfword moves.
5002 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
5004 * config/mips/constraints.md (h): Turn into NO_REGS.
5005 (l, x): Update documentation.
5006 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
5007 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
5008 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
5009 (HILO): New mode iterator.
5011 (any_div): New code iterator.
5012 (u): Extend code attribute to div and udiv.
5013 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
5014 d_operand in the splitters. Remove redundant CONST_INT checks.
5015 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
5016 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
5017 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
5018 accordingly, using normal moves instead of unspecs to move LO into
5019 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
5020 (<u>mulsidi3): Handle expansion in C code.
5021 (<u>mulsidi3_32bit_internal): Rename to...
5022 (<u>mulsidi3_32bit): ...this.
5023 (<u>mulsidi3_32bit_r4000): Fix insn separator.
5024 (*<u>mulsidi3_64bit): Rename to...
5025 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
5026 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
5027 to set LO and HI to the multiplication result. Use a normal move
5028 for MFLO and an unspec for MFHI.
5029 (*<u>mulsidi3_64bit_parts): Replace with...
5030 (<u>mulsidi3_64bit_hilo): ...this new instruction.
5031 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
5032 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
5033 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
5034 instead of HI. Split the instruction into a separate multiplication
5035 and MFHI if !TARGET_FIX_R4000.
5036 (<su>muldi3_highpart): Likewise.
5037 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
5038 and the "=h" clobber.
5039 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
5040 (<u>mulditi3): New expander.
5041 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
5042 (madsi): Remove "=h" clobber.
5043 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
5044 Force the modulus result to be a GPR and split the instruction into
5045 a division followed by an MFHI after reload.
5046 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
5047 (*lea_high64): Use d_operand in the define_peephole2. Likewise
5048 the MIPS16 HIGH define_split.
5049 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
5050 of acc<->gpr moves to "multi".
5051 (*movdi_64bit): Replace the single "x" alternative with
5052 alternatives for moving into and out of "a".
5053 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
5054 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
5055 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
5056 Use d_operand in the splitters. Remove redundant CONST_INT checks.
5057 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
5058 (movti): New expander.
5059 (*movti, *movti_mips16): New insns.
5060 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
5061 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
5062 (mthi<GPR:mode>_<HILO:mode>): Likewise.
5063 * config/mips/predicates.md (fpr_operand): Delete.
5064 (d_operand): New predicate.
5066 2008-06-09 Michael Meissner <michael.meissner@amd.com>
5068 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
5069 failure on some Bourne shells.
5070 (x86_64-*-*): Ditto.
5072 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
5074 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
5076 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5078 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
5079 (sparc-sun-solaris2*): Likewise.
5081 2008-06-09 Arnaud Charlet <charlet@adacore.com
5083 * doc/install.texi: Update requirements to build the Ada compiler.
5085 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
5087 * df-scan.c (struct df_scan_problem_data): Remove the
5088 mw_link_pool alloc pool.
5089 (df_scan_free_internal): Don't free it.
5090 (df_scan_alloc): Don't allocate it.
5091 * df.h (struct df_link): Update comment.
5093 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
5095 * except.h: Correct checks for when SJLJ exceptions must be used.
5097 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5099 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
5102 2008-06-08 Joseph Myers <joseph@codesourcery.com>
5104 PR tree-optimization/36218
5105 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
5106 configure for the build system.
5107 (BUILD_LDFLAGS): Define.
5108 * configure: Regenerate.
5109 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
5111 2008-07-08 Anatoly Sokolov <aesok@post.ru>
5114 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
5115 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
5116 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
5118 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
5120 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
5122 2008-06-07 Joseph Myers <joseph@codesourcery.com>
5124 * config.gcc (Obsolete configurations): Remove list of
5126 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
5127 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
5128 targets matched by those patterns.
5129 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
5130 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
5131 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
5132 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
5133 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5134 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
5135 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
5136 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
5137 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
5138 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
5139 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
5140 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
5141 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
5142 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
5143 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
5144 Make code for Solaris 7 and greater unconditional for Solaris.
5145 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
5146 Remove --with-* handling.
5147 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
5148 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
5149 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
5150 LINK_OS_WINDISS_SPEC): Remove.
5151 * config/rs6000/sysv4.opt (mwindiss): Remove.
5152 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
5153 * configure: Regenerate.
5154 * doc/cpp.texi: Don't mention BeOS.
5155 * doc/extend.texi (interrupt): Don't mention MS1.
5156 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
5157 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
5158 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
5159 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
5160 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
5162 * doc/invoke.texi (MT Options): Remove.
5163 (-mwindiss): Remove.
5164 (CRIS Options): Remove cris-axis-aout references.
5165 (HPPA Options): Don't mention hppa1.1-*-pro.
5166 * doc/md.texi: (MorphoTech family): Remove.
5167 * libgcc2.c: Don't handle UWIN.
5168 * config/alpha/t-unicosmk: Remove.
5169 * config/alpha/unicosmk.h: Remove.
5170 * config/arm/kaos-arm.h: Remove.
5171 * config/arm/kaos-strongarm.h: Remove.
5172 * config/arm/strongarm-coff.h: Remove.
5173 * config/arm/strongarm-elf.h: Remove.
5174 * config/arm/strongarm-pe.h: Remove.
5175 * config/arm/t-strongarm-pe: Remove.
5176 * config/arm/t-xscale-coff: Remove.
5177 * config/arm/t-xscale-elf: Remove.
5178 * config/arm/xscale-coff.h: Remove.
5179 * config/arm/xscale-elf.h: Remove.
5180 * config/chorus.h: Remove.
5181 * config/cris/aout.h: Remove.
5182 * config/cris/aout.opt: Remove.
5183 * config/cris/t-aout: Remove.
5184 * config/i386/beos-elf.h: Remove.
5185 * config/i386/kaos-i386.h: Remove.
5186 * config/i386/ptx4-i.h: Remove.
5187 * config/i386/sco5.h: Remove.
5188 * config/i386/sco5.opt: Remove.
5189 * config/i386/sysv4-cpp.h: Remove.
5190 * config/i386/sysv5.h: Remove.
5191 * config/i386/t-beos: Remove.
5192 * config/i386/t-sco5: Remove.
5193 * config/i386/t-uwin: Remove.
5194 * config/i386/uwin.asm: Remove.
5195 * config/i386/uwin.h: Remove.
5196 * config/kaos.h: Remove.
5197 * config/mips/windiss.h: Remove.
5198 * config/mt: Remove directory.
5199 * config/pa/pa-osf.h: Remove.
5200 * config/pa/pa-pro-end.h: Remove.
5201 * config/pa/t-pro: Remove.
5202 * config/ptx4.h: Remove.
5203 * config/rs6000/beos.h: Remove.
5204 * config/rs6000/kaos-ppc.h: Remove.
5205 * config/rs6000/t-beos: Remove.
5206 * config/rs6000/windiss.h: Remove.
5207 * config/sh/kaos-sh.h: Remove.
5208 * config/sol2-6.h: Remove.
5209 * config/sparc/sol26-sld.h: Remove.
5210 * config/sparc/sysv4-only.h: Remove.
5211 * config/vax/bsd.h: Remove.
5212 * config/vax/t-memfuncs: Remove.
5213 * config/vax/ultrix.h: Remove.
5214 * config/vax/vaxv.h: Remove.
5215 * config/windiss.h: Remove.
5217 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5219 PR rtl-optimization/36438
5220 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
5221 for vector shifts with constant scalar shift operands.
5223 2008-06-06 Sandip Matte <sandip@rmicorp.com>
5225 * doc/invoke.texi: Document -march=xlr.
5226 * config/mips/xlr.md: New file.
5227 * config/mips/mips.md: Include it.
5229 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
5230 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
5231 (mips_rtx_cost_data): Likewise.
5233 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
5235 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
5236 PRE_INC and PRE_DEC cases.
5238 2008-06-06 Jakub Jelinek <jakub@redhat.com>
5240 PR rtl-optimization/36419
5241 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
5242 the emitting jump insn.
5245 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
5246 is not bool, boolify the whole *expr_p and convert to the desired type.
5248 2008-06-06 Jakub Jelinek <jakub@redhat.com>
5250 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
5251 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
5252 Add omp_private_outer_ref hook, add another argument to
5253 omp_clause_default_ctor hook.
5254 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
5255 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
5256 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
5257 hook_tree_tree_tree_tree_null.
5258 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
5259 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
5260 * hooks.c (hook_tree_tree_tree_tree_null): New function.
5261 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
5262 * tree.def (OMP_TASK): New tree code.
5263 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
5264 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
5265 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
5266 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
5267 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
5268 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
5269 OMP_CLAUSE_COLLAPSE_EXPR): Define.
5270 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
5271 (OMP_DIRECTIVE_P): Add OMP_TASK.
5272 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
5273 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
5274 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
5275 and OMP_CLAUSE_UNTIED entries.
5276 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
5278 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5279 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
5280 * tree-pretty-print.c (dump_omp_clause): Handle
5281 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
5282 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
5283 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
5284 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
5285 warning about unsigned iterators. Change decl/init/cond/incr
5286 arguments to TREE_VECs, check arguments for all collapsed loops.
5287 (c_finish_omp_taskwait): New function.
5288 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
5290 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
5291 default_function_array_conversion on init. Add par_clauses argument.
5292 If decl is present in parallel's lastprivate clause, change it to
5293 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
5294 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
5295 collapse count in clauses.
5296 (c_parser_omp_for, c_parser_omp_parallel): Adjust
5297 c_parser_omp_for_loop callers.
5298 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
5299 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
5300 (c_parser_omp_clause_name): Handle collapse and untied clauses.
5301 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
5303 (c_parser_omp_clause_schedule): Handle schedule(auto).
5304 Include correct location in the error message.
5305 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
5306 and PRAGMA_OMP_CLAUSE_UNTIED.
5307 (OMP_TASK_CLAUSE_MASK): Define.
5308 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
5309 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
5310 * tree-nested.c (convert_nonlocal_omp_clauses,
5311 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
5312 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
5313 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5314 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
5316 (conver_nonlocal_reference, convert_local_reference,
5317 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
5318 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
5319 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
5320 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
5321 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
5322 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
5323 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
5324 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
5325 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
5327 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
5328 * c-common.h (c_finish_omp_taskwait): New prototype.
5329 * gimple-low.c (lower_stmt): Handle OMP_TASK.
5330 * tree-parloops.c (create_parallel_loop): Create 1 entry
5331 vectors for OMP_FOR_{INIT,COND,INCR}.
5332 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5333 (make_edges): Handle OMP_TASK.
5334 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
5335 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5336 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
5337 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
5338 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
5339 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
5340 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
5341 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
5342 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
5343 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
5344 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
5345 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
5346 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
5347 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
5348 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
5349 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
5350 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
5351 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
5352 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
5353 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
5354 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
5355 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
5356 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
5357 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
5358 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
5359 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
5360 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
5361 original iterator is present in lastprivate clause or if
5362 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
5363 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5364 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
5365 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
5366 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
5367 if it is set, lookup var in outer contexts too. Handle
5368 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
5369 to be implicitly determined firstprivate for task regions.
5370 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
5371 if it is set, lookup var in outer contexts too. Set
5372 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
5373 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
5374 OMP_CLAUSE_UNTIED. Take region_type as last argument
5375 instead of in_parallel and in_combined_parallel.
5376 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
5378 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
5379 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
5380 (new_omp_context): Set default_kind to
5381 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
5382 (omp_region_type): New enum.
5383 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
5384 fields, add region_type.
5385 (new_omp_context): Take region_type as argument instead of is_parallel
5386 and is_combined_parallel.
5387 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
5388 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
5389 ctx->is_combined_parallel checks.
5390 (gimplify_omp_task): New function.
5391 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
5393 * omp-low.c (extract_omp_for_data): Use schedule(static)
5394 for schedule(auto). Handle pointer and unsigned iterators.
5395 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
5396 Add loops argument. Extract data for collapsed OMP_FOR loops.
5397 (expand_parallel_call): Assert sched_kind isn't auto,
5398 map runtime schedule to index 3.
5399 (struct omp_for_data_loop): New type.
5400 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
5401 Add loop, loops, collapse and iter_type fields.
5402 (workshare_safe_to_combine_p): Disallow combined for if
5403 iter_type is unsigned long long. Don't combine collapse > 1 loops
5404 unless all bounds and steps are constant. Adjust extract_omp_for_data
5406 (expand_omp_for_generic): Handle pointer, unsigned and long long
5407 iterators. Handle collapsed OMP_FOR loops. Adjust
5408 for struct omp_for_data changes. If libgomp function doesn't return
5409 boolean_type_node, add comparison of the return value with 0.
5410 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
5411 pointer, unsigned and long long iterators. Adjust for struct
5412 omp_for_data changes.
5413 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
5414 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
5415 unsigned long long. Allocate loops array, pass it to
5416 extract_omp_for_data. For collapse > 1 loops use always
5417 expand_omp_for_generic.
5418 (omp_context): Add sfield_map and srecord_type fields.
5419 (is_task_ctx, lookup_sfield): New functions.
5420 (use_pointer_for_field): Use is_task_ctx helper. Change first
5421 argument's type from const_tree to tree. Clarify comment.
5422 In OMP_TASK disallow copy-in/out sharing.
5423 (build_sender_ref): Call lookup_sfield instead of lookup_field.
5424 (install_var_field): Add mask argument. Populate both record_type
5425 and srecord_type if needed.
5426 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
5428 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
5429 and DECL_FIELD_OFFSET.
5430 (scan_sharing_clauses): Adjust install_var_field callers. For
5431 firstprivate clauses on explicit tasks allocate the var by value in
5432 record_type unconditionally, rather than by reference.
5433 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
5434 Use is_taskreg_ctx instead of is_parallel_ctx.
5435 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5436 (create_omp_child_function_name): Add task_copy argument, use
5437 *_omp_cpyfn* names if it is true.
5438 (create_omp_child_function): Add task_copy argument, if true create
5439 *_omp_cpyfn* helper function.
5440 (scan_omp_parallel): Adjust create_omp_child_function callers.
5441 Rename parallel_nesting_level to taskreg_nesting_level.
5442 (scan_omp_task): New function.
5443 (lower_rec_input_clauses): Don't run constructors for firstprivate
5444 explicit task vars which are initialized by *_omp_cpyfn*.
5445 Pass outer var ref to omp_clause_default_ctor hook if
5446 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
5447 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
5448 OMP_CLAUSE_REDUCTION_INIT.
5449 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
5450 avoid duplicate setting of fields. Handle
5451 OMP_CLAUSE_PRIVATE_OUTER_REF.
5452 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
5453 copy-out if TREE_READONLY, only copy-in.
5454 (expand_task_copyfn): New function.
5455 (expand_task_call): New function.
5456 (struct omp_taskcopy_context): New type.
5457 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
5459 (lower_omp_parallel): Rename to...
5460 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5461 Call create_task_copyfn if srecord_type is needed. Adjust
5463 (task_shared_vars): New variable.
5464 (check_omp_nesting_restrictions): Warn if work-sharing,
5465 barrier, master or ordered region is closely nested inside OMP_TASK.
5466 Add warnings for barrier if closely nested inside of work-sharing,
5467 ordered, or master region.
5468 (scan_omp_1): Call check_omp_nesting_restrictions even for
5469 GOMP_barrier calls. Rename parallel_nesting_level to
5470 taskreg_nesting_level. Handle OMP_TASK.
5471 (lower_lastprivate_clauses): Even if some lastprivate is found on a
5472 work-sharing construct, continue looking for them on parent parallel
5474 (lower_omp_for_lastprivate): Add lastprivate clauses
5475 to the beginning of dlist rather than end. Adjust for struct
5476 omp_for_data changes.
5477 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
5478 not after it. Handle collapsed OMP_FOR loops, adjust for
5479 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
5480 (get_ws_args_for): Adjust extract_omp_for_data caller.
5481 (scan_omp_for): Handle collapsed OMP_FOR
5482 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5483 (lower_omp_single_simple): If libgomp function doesn't return
5484 boolean_type_node, add comparison of the return value with 0.
5485 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
5486 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
5487 (parallel_nesting_level): Rename to...
5488 (taskreg_nesting_level): ... this.
5489 (is_taskreg_ctx): New function.
5490 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
5492 (execute_lower_omp): Rename parallel_nesting_level to
5493 taskreg_nesting_level.
5494 (expand_omp_parallel): Rename to...
5495 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5496 Call omp_task_call for OMP_TASK regions.
5497 (expand_omp): Adjust caller, handle OMP_TASK.
5498 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
5500 * bitmap.c (bitmap_default_obstack_depth): New variable.
5501 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
5502 if argument is NULL and bitmap_default_obstack is already initialized.
5503 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
5505 * matrix-reorg.c (matrix_reorg): Likewise.
5507 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5509 * config/i386/i386.md (*indirect_jump): Macroize using P
5510 mode iterator. Remove !TARGET_64BIT from insn constraints.
5511 (*tablejump_1): Ditto.
5512 (*indirect_jump_rex64): Remove insn pattern.
5513 (*tablejump_1_rex64): Ditto.
5514 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
5515 and eh_return_si insn patterns.
5517 2008-06-06 Richard Guenther <rguenther@suse.de>
5519 * tree-ssa-structalias.c (merge_smts_into): Remove.
5520 (find_what_p_points_to): Do not bother to compute the
5521 points-to set for pt_anything pointers.
5522 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
5523 for pt_anything pointers is ok.
5525 2008-06-06 Jan Hubicka <jh@suse.cz>
5527 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
5529 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5531 * cgraph.c: Fix typos in comments.
5532 (cgraph_availability_names): Fix string typo.
5533 * fold-const.c: Fix typos in comments.
5534 (fold_binary): Fix typo in warning.
5535 * genautomata.c: Fix typos in comments.
5536 (check_presence_pattern_sets): Fix typo in local variable.
5537 (output_description): Fix typo in output.
5538 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
5539 * hwint.h: Likewise.
5540 * matrix-reorg.c (check_allocation_function): Likewise.
5541 * omega.c (smooth_weird_equations): Likewise.
5542 * auto-inc-dec.c: Fix typos in comments.
5543 * bb-reorder.c: Likewise.
5544 * builtins.c: Likewise.
5545 * c-common.c: Likewise.
5546 * c-cppbuiltin.c: Likewise.
5547 * c-parser.c: Likewise.
5548 * c-pretty-print.c: Likewise.
5549 * cfgcleanup.c: Likewise.
5550 * cfgexpand.c: Likewise.
5551 * cfghooks.c: Likewise.
5552 * cfglayout.c: Likewise.
5553 * cfgloopmanip.c: Likewise.
5554 * cgraphunit.c: Likewise.
5555 * coverage.c: Likewise.
5556 * dbxout.c: Likewise.
5557 * df-byte-scan.c: Likewise.
5558 * df-core.c: Likewise.
5559 * df-problems.c: Likewise.
5560 * df-scan.c: Likewise.
5562 * dominance.c: Likewise.
5563 * domwalk.c: Likewise.
5565 * dwarf2out.c: Likewise.
5566 * emit-rtl.c: Likewise.
5567 * et-forest.c: Likewise.
5568 * function.c: Likewise.
5569 * function.h: Likewise.
5571 * gcov-io.c: Likewise.
5574 * genattrtab.c: Likewise.
5575 * ggc-page.c: Likewise.
5576 * gimplify.c: Likewise.
5577 * gthr-lynx.h: Likewise.
5578 * haifa-sched.c: Likewise.
5579 * ipa-cp.c: Likewise.
5580 * ipa-inline.c: Likewise.
5581 * ipa-prop.h: Likewise.
5582 * ipa-pure-const.c: Likewise.
5583 * ipa-struct-reorg.c: Likewise.
5584 * ipa-struct-reorg.h: Likewise.
5585 * ipa-type-escape.c: Likewise.
5587 * loop-doloop.c: Likewise.
5588 * mips-tfile.c: Likewise.
5589 * mkmap-flat.awk: Likewise.
5590 * mkmap-symver.awk: Likewise.
5591 * modulo-sched.c: Likewise.
5592 * omp-low.c: Likewise.
5593 * optabs.c: Likewise.
5594 * optabs.h: Likewise.
5596 * passes.c: Likewise.
5597 * postreload-gcse.c: Likewise.
5598 * postreload.c: Likewise.
5599 * predict.c: Likewise.
5600 * pretty-print.h: Likewise.
5601 * profile.c: Likewise.
5602 * protoize.c: Likewise.
5603 * ra-conflict.c: Likewise.
5605 * recog.c: Likewise.
5606 * regclass.c: Likewise.
5608 * reload.c: Likewise.
5609 * rtl-error.c: Likewise.
5610 * rtlanal.c: Likewise.
5612 * sched-rgn.c: Likewise.
5615 * target.h: Likewise.
5616 * tree-dfa.c: Likewise.
5617 * tree-eh.c: Likewise.
5618 * tree-flow-inline.h: Likewise.
5619 * tree-inline.c: Likewise.
5620 * tree-into-ssa.c: Likewise.
5621 * tree-loop-distribution.c: Likewise.
5622 * tree-nested.c: Likewise.
5623 * tree-parloops.c: Likewise.
5624 * tree-pass.h: Likewise.
5625 * tree-pretty-print.c: Likewise.
5626 * tree-profile.c: Likewise.
5627 * tree-scalar-evolution.c: Likewise.
5628 * tree-sra.c: Likewise.
5629 * tree-ssa-alias-warnings.c: Likewise.
5630 * tree-ssa-ccp.c: Likewise.
5631 * tree-ssa-coalesce.c: Likewise.
5632 * tree-ssa-dom.c: Likewise.
5633 * tree-ssa-dse.c: Likewise.
5634 * tree-ssa-forwprop.c: Likewise.
5635 * tree-ssa-live.c: Likewise.
5636 * tree-ssa-live.h: Likewise.
5637 * tree-ssa-loop-im.c: Likewise.
5638 * tree-ssa-loop-ivopts.c: Likewise.
5639 * tree-ssa-loop-niter.c: Likewise.
5640 * tree-ssa-loop-prefetch.c: Likewise.
5641 * tree-ssa-phiopt.c: Likewise.
5642 * tree-ssa-phiprop.c: Likewise.
5643 * tree-ssa-sccvn.c: Likewise.
5644 * tree-ssa-ter.c: Likewise.
5645 * tree-ssa-threadupdate.c: Likewise.
5646 * tree-ssa.c: Likewise.
5647 * tree-vect-analyze.c: Likewise.
5648 * tree-vect-transform.c: Likewise.
5649 * tree-vectorizer.c: Likewise.
5650 * tree-vn.c: Likewise.
5651 * tree-vrp.c: Likewise.
5653 * tree.def: Likewise.
5655 * unwind-dw2-fde.c: Likewise.
5656 * unwind.inc: Likewise.
5657 * value-prof.c: Likewise.
5658 * vmsdbgout.c: Likewise.
5660 2008-06-05 David Edelsohn <edelsohn@gnu.org>
5662 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
5663 always place FP constants in the TOC for TARGET_POWERPC64.
5664 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
5666 2008-06-05 Joseph Myers <joseph@codesourcery.com>
5668 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
5669 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
5670 enable for TARGET_E500_DOUBLE.
5671 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
5672 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
5673 floating-point modes like integer modes for E500 double.
5674 (rs6000_legitimate_offset_address_p): Likewise.
5675 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
5676 addressing for DDmode for E500 double.
5677 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
5678 modes as using 64-bits of registers for E500 double.
5679 (spe_build_register_parallel): Do not handle DDmode or TDmode.
5680 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
5681 specially for E500 double.
5682 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
5683 TDmode for E500 double.
5684 (rs6000_gimplify_va_arg): Only handle SDmode in registers
5685 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
5686 (rs6000_split_multireg_move): Do not handle TDmode specially for
5688 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
5689 using 64-bit registers for E500 double.
5690 (emit_frame_save): Do not handle DDmode specially for E500 double.
5691 (gen_frame_mem_offset): Likewise.
5692 (rs6000_function_value): Do not call spe_build_register_parallel
5693 for DDmode or TDmode.
5694 (rs6000_libcall_value): Likewise.
5695 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
5696 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
5699 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
5701 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
5704 2008-06-04 Junjie Gu <jgu@tensilica.com>
5706 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
5707 comparison for frame pointers.
5709 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5712 * config/avr/avr.h (PUSH_ROUNDING): Remove.
5714 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5717 * builtins.c (expand_builtin_signbit): Don't take lowpart when
5718 register is already smaller or equal to required mode.
5720 2008-06-04 Xinliang David Li <davidxl@google.com>
5722 * tree-call-cdce.c: New file.
5723 (cond_dead_built_in_calls): New static variable.
5724 (input_domain): New struct.
5725 (check_pow): New function.
5726 (check_builtin_call): Ditto.
5727 (check_target_format): Ditto.
5728 (is_call_dce_candidate): Ditto.
5729 (gen_one_condition): Ditto.
5730 (gen_conditions_for_domain): Ditto.
5731 (get_domain): Ditto.
5732 (gen_conditions_for_pow_cst_base): Ditto.
5733 (gen_conditions_for_pow_int_base): Ditto.
5734 (gen_conditions_for_pow): Ditto.
5735 (get_no_error_domain): Ditto.
5736 (gen_shrink_wrap_conditions): Ditto.
5737 (shrink_wrap_one_built_in_call): Ditto.
5738 (shink_wrap_conditional_dead_built_in_calls): Ditto.
5739 (tree_call_cdce): Ditto.
5740 (gate_call_cdce): Ditto.
5741 (pass_call_cdce): New gimple pass.
5742 * passes.c: (init_optimization_passes): New pass.
5743 * tree-pass.h: New pass declaration.
5744 * opts.c (decode_options): New flag setting.
5745 * common.opt: Add -ftree-builtin-call-dce flag.
5746 * Makefile.in: Add new source file.
5747 * tempvar.def: New tv_id.
5748 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
5750 2008-06-04 Richard Guenther <rguenther@suse.de>
5752 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
5753 (is_call_clobbered): Always check var_ann->call_clobbered.
5754 (mark_call_clobbered): Always set var_ann->call_clobbered.
5755 (clear_call_clobbered): Always clear var_ann->call_clobbered.
5756 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
5757 (reset_alias_info): Clear call clobbering info on MTAGs and
5759 (set_pt_anything): Set pt_global_mem.
5760 (create_tag_raw): Adjust comment.
5761 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
5763 2008-06-04 Joseph Myers <joseph@codesourcery.com>
5764 Maxim Kuvyrkov <maxim@codesourcery.com>
5766 * config/m68k/m68k.opt (mxgot): New option.
5767 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
5768 (m68k_output_addr_const_extra): New.
5769 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
5770 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
5771 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
5772 * doc/invoke.texi (M680x0 Options): Document -mxgot.
5774 2008-06-04 Richard Guenther <rguenther@suse.de>
5776 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
5777 negative or non-representable offsets.
5779 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
5781 * config/i386/i386.c (ix86_gen_leave): New.
5782 (ix86_gen_pop1): Likewise.
5783 (ix86_gen_add3): Likewise.
5784 (ix86_gen_sub3): Likewise.
5785 (ix86_gen_sub3_carry): Likewise.
5786 (ix86_gen_one_cmpl2): Likewise.
5787 (ix86_gen_monitor): Likewise.
5788 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
5789 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
5790 ix86_gen_one_cmpl2 and ix86_gen_monitor.
5791 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
5792 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
5793 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
5794 (ix86_expand_epilogue): Updated.
5795 (print_operand): Handle integer register operand for 'z'.
5796 (ix86_expand_strlensi_unroll_1): Likewise.
5797 (ix86_expand_strlen): Likewise.
5798 (ix86_expand_builtin): Likewise.
5799 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
5800 mov{q}/mov{l} and add{q}/add{l}.
5802 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5804 * config/i386/i386.md (P): New mode iterator.
5805 (SFmode push_operand splitter): Macroize DImode and SImode pushes
5806 using P mode iterator.
5807 (DFmode push_operand splitter): Ditto.
5808 (XFmode push_operand splitter): Ditto.
5809 (DFmode float_extend SFmode push_operand splitter): Ditto.
5810 (XFmode float_extend SFmode push_operand splitter): Do not generate
5811 SImode pushes for 64bit target. Macroize Dimode and SImode
5812 pushes using P mode iterator.
5813 (XFmode float_extend DFmode push_operand splitter): Ditto.
5815 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5817 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
5818 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
5819 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
5821 (ix86_call_abi_override): Remove check for call_used_regs.
5823 2008-06-03 Richard Guenther <rguenther@suse.de>
5825 * tree-ssa-structalias.c (find_func_aliases): Add constraints
5826 for the lhs of calls if the return type contains pointers.
5828 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5830 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
5831 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
5832 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
5833 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
5834 of cfun and DEFAULT_ABI to deceide abi mode.
5836 (REG_PARM_STACK_SPACE): Removed.
5837 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
5838 (STACK_BOUNDARY): Use default target to deceide stack boundary.
5839 * config/i386/i386-protos.h (ix86_cfun_abi): New.
5840 (ix86_function_abi): Likewise.
5841 (ix86_function_type_abi): Likewise.
5842 (ix86_call_abi_override): Likewise.
5843 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
5844 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
5845 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
5846 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
5848 (X86_64_REGPARM_MAX): New.
5849 (X86_64_SSE_REGPARM_MAX): New.
5850 (X64_REGPARM_MAX): New.
5851 (X64_SSE_REGPARM_MAX): New.
5852 (X86_32_REGPARM_MAX): New.
5853 (X86_32_SSE_REGPARM_MAX): New.
5854 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
5855 (ix86_function_regparm): Handle user calling abi.
5856 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
5857 by DEFAULT_ABI versus SYSV_ABI check.
5858 (ix86_reg_parm_stack_space): New.
5859 (ix86_function_type_abi): New.
5860 (ix86_call_abi_override): New.
5861 (ix86_function_abi): New.
5862 (ix86_cfun_abi): New.
5863 (init_cumulative_args): Call abi specific initialization.
5864 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
5865 (function_arg_64): Extend SSE_REGPARM_MAX check.
5866 (function_arg (): Remove TARGET_64BIT_MS_ABI.
5867 (ix86_pass_by_reference): Likewise.
5868 (ix86_function_value_regno_p): Likewise.
5869 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
5870 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
5871 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
5872 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
5873 (setup_incoming_varargs_64): Adjust regparm for call abi.
5874 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
5875 (ix86_va_start): Likewise.
5876 (ix86_gimplify_va_arg): Likewise.
5877 (ix86_expand_prologue): Likewise.
5878 (output_pic_addr_const): Likewise.
5879 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
5880 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
5881 (x86_output_mi_thunk): Likewise.
5882 (x86_function_profiler): Likewise.
5883 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
5884 (SYSV_ABI, MS_ABI): New constants.
5886 (init_regs): Add prototype of function in regclass.c file.
5887 (OVERRIDE_ABI_FORMAT): New.
5888 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
5889 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
5890 (OUTGOING_REG_PARM_STACK_SPACE): New.
5891 (ix86_reg_parm_stack_space): New prototype.
5892 (CUMULATIVE_ARGS): Add call_abi member.
5893 (machine_function): Add call_abi member.
5894 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
5895 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
5897 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
5900 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
5901 (avr_builtin_setjmp_frame_value): New function.
5902 * config/avr/avr.md (nonlocal_goto_receiver): Define.
5903 (nonlocal_goto): Define.
5905 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
5907 * config/mips/mips.c (mips_emit_loadgp): Return early if
5908 there is nothing do to, otherwise emit a blockage if
5909 !TARGET_EXPLICIT_RELOCS || crtl->profile.
5910 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
5912 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5914 * configure.ac: Drop unneeded backslash ending up in config.in.
5915 * acinclude.m4: Likewise.
5916 * config.in: Regenerate.
5918 2008-05-26 Jan Hubicka <jh@suse.cz>
5920 * predict.c (maybe_hot_frequency_p): Break out of...
5921 (maybe_hot_bb_p): ... here.
5922 (maybe_hot_edge_p): New.
5923 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
5924 * basic-block.h (maybe_hot_edge_p): Declare.
5926 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5928 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
5929 (*cmpfp_<mode>_cc): Ditto.
5930 (*fp_jcc_8<mode>_387): Ditto.
5931 (*fop_<MODEF:mode>_2_i387): Ditto.
5932 (*fop_<MODEF:mode>_3_i387): Ditto.
5933 (*fop_xf_2_i387): Ditto.
5934 (*fop_xf_3_i387): Ditto.
5936 2008-06-02 Tomas Bily <tbily@suse.cz>
5938 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
5940 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5942 * config/mips/mips.c (mips_valid_offset_p): New function.
5943 (mips_valid_lo_sum_p): Likewise.
5944 (mips_classify_address): Use them.
5945 (mips_force_address): New function.
5946 (mips_legitimize_address): Use it.
5947 * config/mips/mips.md (MOVE128): New mode iterator.
5948 (movtf): Require TARGET_64BIT. Remove empty strings.
5949 (*movtf_internal): Rename to...
5950 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
5951 of "R" and use {,fp}{load,store} attributes instead of "multi".
5952 Use a separate define_split.
5953 (*movtf_mips16): New pattern.
5955 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5957 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
5958 * config/mips/mips.c (mips_expand_before_return): New function.
5959 (mips_expand_epilogue): Call it.
5960 * config/mips/mips.md (return): Turn into a define_expand.
5961 (*return): New insn.
5963 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5965 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
5966 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
5967 functions. Do not emit uses and clobbers of CONCATs; individually
5968 use and clobber their operands.
5969 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
5970 gen_clobber, emit_use and gen_use.
5971 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
5972 (expand_builtin_return): Likewise.
5973 * cfgbuild.c (count_basic_blocks): Likewise.
5974 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
5975 * explow.c (emit_stack_restore): Likewise.
5976 * expmed.c (extract_bit_field_1): Likewise.
5977 * expr.c (convert_move, emit_move_complex_parts): Likewise.
5978 (emit_move_multi_word, store_constructor): Likewise.
5979 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
5980 (thread_prologue_and_epilogue_insns): Likewise.
5981 * lower-subreg.c (resolve_simple_move): Likewise.
5982 * optabs.c (widen_operand, expand_binop): Likewise.
5983 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
5984 * reload.c (find_reloads): Likewise.
5985 * reload1.c (eliminate_regs_in_insn): Likewise.
5986 * stmt.c (expand_nl_goto_receiver): Likewise.
5987 * config/alpha/alpha.md (builtin_longjmp): Likewise.
5988 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5989 * config/arm/arm.c (arm_load_pic_register): Likewise.
5990 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
5991 * config/arm/arm.md (untyped_return): Likewise.
5992 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
5993 * config/avr/avr.c (expand_prologue): Likewise.
5994 * config/bfin/bfin.c (do_unlink): Likewise.
5995 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
5996 * config/cris/cris.c (cris_expand_prologue): Likewise.
5997 * config/darwin.c (machopic_indirect_data_reference): Likewise.
5998 (machopic_legitimize_pic_address): Likewise.
5999 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
6000 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
6001 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
6002 (ix86_expand_convert_uns_didf_sse): Likewise.
6003 (ix86_expand_vector_init_general): Likewise.
6004 * config/ia64/ia64.md (eh_epilogue): Likewise.
6005 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
6006 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
6007 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
6008 (config/iq2000/iq2000.c): Likewise.
6009 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6010 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
6011 (builtin_longjmp): Likewise.
6012 * config/mn10300/mn10300.md (call, call_value): Likewise.
6013 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
6014 * config/pdp11/pdp11.md (abshi2): Likewise.
6015 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6016 * config/s390/s390.c (s390_emit_prologue): Likewise.
6017 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
6018 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
6019 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
6020 * config/sh/sh.c (prepare_move_operands): Likewise.
6021 (output_stack_adjust, sh_expand_epilogue): Likewise.
6022 (sh_set_return_address, sh_expand_t_scc): Likewise.
6023 * config/sparc/sparc.c (load_pic_register): Likewise.
6024 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
6025 * config/spu/spu.c (spu_expand_epilogue): Likewise.
6026 * config/v850/v850.c (expand_epilogue): Likewise.
6028 2008-05-31 Anatoly Sokolov <aesok@post.ru>
6030 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
6031 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
6032 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
6033 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
6034 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
6035 stack pointer register.
6036 (output_movhi): Remove code for interrupt specific writing to the
6037 stack pointer register.
6039 2008-05-31 Richard Guenther <rguenther@suse.de>
6041 PR tree-optimization/34244
6042 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
6043 (tree_expr_nonzero_warnv_p): Likewise.
6044 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
6045 ssa_name_nonnegative_p.
6046 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
6047 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
6048 not tree_expr_nonzero_warnv_p.
6050 PR tree-optimization/36262
6052 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
6054 PR tree-optimization/34244
6055 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
6056 (record_numbers_of_iterations): New function.
6057 (execute_vrp): Cache the numbers of iterations of loops.
6058 * tree-scalar-evolution.c (scev_reset_except_niters):
6060 (scev_reset): Use scev_reset_except_niters.
6061 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
6063 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
6065 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6066 __WORKAROUND_RETS when appropriate.
6068 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
6070 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
6071 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
6073 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
6074 *fop_df_comm_sse insn patterns using MODEF mode iterator.
6075 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
6076 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
6077 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
6078 *fop_df_1_mixed insn patterns using MODEF mode iterator.
6079 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
6080 *fop_df_1_sse insn patterns using MODEF mode iterator.
6081 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
6082 *fop_df_1_i387 insn patterns using MODEF mode iterator.
6083 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
6084 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
6085 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
6086 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
6087 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
6088 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
6089 (*fop_xf_4_i387): Use <MODE> for mode attribute.
6090 (*fop_xf_5_i387): Ditto.
6091 (*fop_xf_6_i387): Ditto.
6093 2008-05-30 Richard Guenther <rguenther@suse.de>
6095 * builtins.c (build_string_literal): Avoid generating
6096 a non-gimple_val result.
6098 2008-05-30 DJ Delorie <dj@redhat.com>
6100 * exec-tool.in: Use an environment variable (private) instead of a
6101 file (shared) as a semaphore, so as to not break parallel builds.
6103 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
6105 * optabs.c (maybe_encapsulate_block): Remove.
6106 (emit_libcall_block): Adjust accordingly.
6107 * optabs.h (maybe_encapsulate_block): Remove prototype.
6109 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
6110 Don't use maybe_encapsulate_block.
6112 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
6114 * config/rs6000/rs6000.c (rs6000_legitimize_address,
6115 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
6116 rtx is a SYMBOL_REF before calling get_pool_constant.
6118 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
6120 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
6122 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
6124 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
6125 rather than OS names to choose INO_T_EQ definition.
6126 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
6127 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
6129 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
6132 * config/darwin-f.c: New.
6133 * config/t-darwin: Added rule to build darwin-f.o.
6134 * config.gcc: Defined new variable, fortran_target_objs.
6135 (*-*-darwin*): Set fortran_target_objs.
6136 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
6137 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
6138 * configure: Regenerated.
6140 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
6143 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
6144 canonical type if needed.
6146 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
6148 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
6150 2008-05-29 Richard Guenther <rguenther@suse.de>
6152 PR tree-optimization/36343
6153 PR tree-optimization/36346
6154 PR tree-optimization/36347
6155 * tree-flow.h (clobber_what_p_points_to): Declare.
6156 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
6157 pointed-to variable is dereferenced is irrelevant to whether
6158 the pointer can access the pointed-to variable.
6159 (clobber_what_p_points_to): New function.
6160 * tree-ssa-alias.c (set_initial_properties): Use it.
6161 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
6162 call clobber check for NMTs.
6164 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6166 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
6167 for printing gcov_type.
6169 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6171 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
6172 and the eh region information.
6173 * value-prof.c (gimple_move_stmt_histograms): New function.
6174 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
6176 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
6178 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
6180 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6182 * value-prof.c (tree_ic_transform): Print counts.
6183 * tree-profile.c (tree_gen_ic_func_profiler):
6184 Clear __gcov_indreict_call_callee variable to avoid misattribution
6187 2008-05-28 Rafael Espindola <espindola@google.com>
6189 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
6192 2008-05-28 Richard Guenther <rguenther@suse.de>
6194 PR tree-optimization/36339
6195 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
6196 and clobbering code out of the loop.
6198 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
6200 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
6203 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
6204 s390_contiguous_bitmask_p, s390_symref_operand_p,
6205 s390_check_symref_alignment, s390_reload_larl_operand,
6206 s390_reload_symref_address): New functions.
6207 (s390_branch_condition_mnemonic): Support compare and branch
6209 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
6210 and 'W' constraints.
6211 (s390_secondary_reload): Add secondary reloads for unaligned
6212 symbol refs or symbol refs to floating point or QI/TI mode
6214 (legitimate_address_p): Accept symbol references as addresses.
6215 (s390_expand_insv): Use rotate and insert selected bits
6216 instruction for insv when building for z10.
6217 (print_operand_address): Handle symbol ref addresses.
6218 (print_operand): Output modifier 'c' added for signed byte values.
6219 (s390_encode_section_info): Mark symbol refs with
6220 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
6222 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
6223 (length attribute): RRF, RRR have 4 byte length.
6224 (FPALL, INTALL): New mode iterators added.
6225 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
6226 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
6227 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
6228 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
6229 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
6230 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
6231 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
6232 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
6234 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
6235 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
6236 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
6237 reload<INTALL:mode><P:mode>_toreg_z10,
6238 reload<FPALL:mode><P:mode>_tomem_z10,
6239 reload<FPALL:mode><P:mode>_toreg_z10,
6240 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
6241 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
6242 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
6243 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
6245 (movmem, clrmem, cmpmem): New splitters added.
6247 * config/s390/predicates.md (larl_operand): Use
6248 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
6249 SYMBOL_REF_ALIGN1_P.
6250 (s390_signed_integer_comparison,
6251 s390_unsigned_integer_comparison): New predicates.
6253 * config/s390/s390-protos.h (s390_check_symref_alignment,
6254 s390_contiguous_bitmask_p, s390_reload_larl_operand,
6255 s390_reload_symref_address,
6256 s390_compare_and_branch_condition_mask): Prototypes added.
6258 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
6259 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
6260 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
6262 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
6264 * config/s390/s390.c (z10_cost): New cost function for z10.
6265 (s390_handle_arch_option, override_options): Support -march=z10 switch.
6266 (s390_issue_rate): Adjust issue rate for z10.
6267 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
6268 (processor_flags): Add PF_Z10.
6269 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
6270 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
6271 * gcc/config.gcc: Add z10.
6273 2008-05-28 Richard Guenther <rguenther@suse.de>
6275 PR tree-optimization/36291
6276 * tree-flow. h (struct gimple_df): Remove var_anns member.
6277 * tree-flow-inline.h (gimple_var_anns): Remove.
6278 (var_ann): Simplify.
6279 * tree-dfa.c (create_var_ann): Simplify.
6280 (remove_referenced_var): Clear alias info from var_anns of globals.
6281 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
6282 (delete_tree_ssa): Clear alias info from var_anns of globals.
6283 Do not free var_anns.
6284 (var_ann_eq): Remove.
6285 (var_ann_hash): Likewise.
6287 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
6289 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
6290 and loongson2f entries.
6291 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
6292 * config/mips/mips.h (processor_type): Add Loongson-2E
6293 and Loongson-2F entries.
6294 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
6295 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
6296 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
6297 * doc/invoke.texi (MIPS Options): Document loongson2e
6298 and loongson2f processor names.
6300 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
6304 * config/i386/i386.c (ix86_function_arg_boundary): Use
6305 alignment of canonical type.
6306 (ix86_expand_vector_move): Check unaligned memory access for
6309 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
6311 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
6312 Moved to the front of file.
6314 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
6315 H.J. Lu <hongjiu.lu@intel.com>
6317 * dwarf2out.c (current_fde): New.
6319 (lookup_cfa:): Likewise.
6320 (dwarf2out_end_epilogue): Likewise.
6321 (dwarf2out_note_section_used): Likewise.
6323 2008-05-27 Michael Matz <matz@suse.de>
6326 * c.opt (Wenum-compare): New warning option.
6327 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
6329 2008-05-27 Michael Matz <matz@suse.de>
6332 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
6334 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
6335 into memory as tail calls.
6337 2008-05-27 Richard Guenther <rguenther@suse.de>
6339 PR tree-optimization/36339
6340 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
6341 pointers cause all addressable variables to be call clobbered.
6343 2008-05-27 Richard Guenther <rguenther@suse.de>
6345 PR tree-optimization/36245
6346 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
6348 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6350 * config/s390/s390.md: Replace all occurences of the 'm'
6351 constraint with 'RT'.
6353 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6355 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
6357 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
6359 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
6360 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
6361 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
6363 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6365 * reload.c: (find_reloads): Skip alternatives according to the
6366 "enabled" attribute. Constify the constraint variable.
6367 * recog.c (get_attr_enabled): Add default implementation.
6368 (extract_insn): Set the alternative_enabled_p array
6369 in the recog_data struct.
6370 (preprocess_constraints, constrain_operands): Skip
6371 alternatives according to the "enabled" attribute
6372 * recog.h (struct recog_data): New field alternative_enabled_p.
6373 (skip_alternative): New inline function.
6374 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
6375 (record_reg_classes): Skip alternative according to the
6376 "enabled" attribute.
6378 * doc/md.texi: Add documention for the "enabled" attribute.
6380 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6382 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
6383 * postreload.c (reload_cse_simplify_operands): Replace 'm'
6384 constraint with TARGET_MEM_CONSTRAINT.
6385 * recog.c (asm_operand_ok, preprocess_constraints,
6386 constrain_operands): Likewise.
6387 * regclass.c (record_reg_classes): Likewise.
6388 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
6389 * reload1.c (maybe_fix_stack_asms): Likewise.
6390 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
6391 * recog.h: Adjust comment.
6392 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
6393 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
6394 * doc/md.texi: Add a note to description of 'm' constraint.
6395 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
6397 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
6399 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
6400 that the bitfield is of integral type before testing its precision.
6402 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6403 Sa Liu <saliu@de.ibm.com>
6405 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
6406 __modti3, __udivti3, __umodti3 and __udivmodti4.
6407 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
6408 that implement TImode mul and div functions.
6409 * config/spu/multi3.c: New. Implement __multi3.
6410 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
6411 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
6414 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
6416 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
6417 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
6418 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
6419 tls_sysv_suffix): New mode and mode attribute iterators.
6420 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
6421 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
6422 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
6423 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
6424 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
6427 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
6429 PR tree-optimization/36329
6430 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
6431 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
6432 * cgraphbuild.c (initialize_inline_failed): Use the latter
6433 macro in lieu of the former.
6434 * ipa-inline.c (cgraph_mark_inline): Likewise.
6435 (cgraph_decide_inlining_of_small_function): Likewise.
6436 (cgraph_decide_inlining): Likewise.
6437 (cgraph_decide_inlining_incrementally): Likewise.
6439 2008-05-26 Tristan Gingold <gingold@adacore.com>
6440 Anatoly Sokolov <aesok@post.ru>
6442 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
6443 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
6444 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
6445 optimization for 'avr6' architecture.
6447 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
6450 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
6452 2008-05-26 Richard Guenther <rguenther@suse.de>
6454 * tree-ssa-sccvn.c (expr_has_constants): Declare.
6455 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
6457 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
6460 * caller-save.c (insert_restore): Verify alignment of spill space.
6461 (insert_save): Likewise.
6462 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
6463 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
6464 (STACK_SLOT_ALIGNMENT): Likewise.
6465 * function.c (LOCAL_ALIGNMENT): Removed.
6466 (get_stack_local_alignment): New.
6467 (assign_stack_local): Use it. Set alignment on stack slot.
6468 (assign_stack_temp_for_type): Use get_stack_local_alignment.
6469 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
6470 (STACK_SLOT_ALIGNMENT): New.
6471 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
6472 stack slot in XFmode.
6474 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
6476 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
6479 * config/i386/i386.md (allocate_stack_worker_64): Make sure
6480 argument operand in rax isn't removed.
6482 2008-05-26 Richard Guenther <rguenther@suse.de>
6485 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
6486 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
6488 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6491 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
6493 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
6495 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
6496 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
6498 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6500 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
6501 build a trampoline if we don't want one.
6502 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
6503 return zero for nested functions if we don't want a trampoline.
6505 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6507 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
6509 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6512 * c.opt: Removed undocumented option '-lang-fortran'.
6513 * c-common.h: Removed global variable 'lang_fortran'.
6514 * c-opts.c (c_common_handle_option): Removed code to handle
6515 option '-lang-fortran'. Updated includes.
6516 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
6517 definition of '__GFORTRAN__'.
6518 (define__GNUC__): Reimplemented to use BASEVER and
6519 cpp_define_formatted.
6520 (builtin_define_with_value_n): Removed.
6521 * c-incpath.h: Renamed to ...
6522 * incpath.h: ... this.
6523 * c-incpath.c: Renamed to ...
6524 * incpath.c: ... this. Updated includes.
6525 * fix-header.c: Updated includes.
6526 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
6527 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
6528 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
6530 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6532 * tree.h: Update the table of flags used on tree nodes.
6533 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
6534 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
6535 (FORCED_LABEL): Add access check.
6536 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
6537 (ASM_INPUT_P): Likewise.
6538 (ASM_VOLATILE_P): Likewise.
6539 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
6540 (OMP_SECTION_LAST): Access private_flag directly.
6541 (OMP_RETURN_NOWAIT): Likewise.
6542 (OMP_PARALLEL_COMBINED): Likewise.
6543 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
6544 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
6545 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
6546 deprecated_flag directly.
6548 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
6550 * final.c (frame_pointer_needed): Removed.
6551 * flags.h (frame_pointer_needed): Likewise.
6553 * function.h (rtl_data): Add frame_pointer_needed.
6554 (frame_pointer_needed): New.
6556 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
6558 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
6560 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
6562 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
6565 2008-05-25 Alan Modra <amodra@bigpond.net.au>
6567 * c-common.c (strip_array_types): Move function to..
6569 (get_inner_array_type): Delete.
6570 * c-common.h (strip_array_types): Move declaration to..
6572 (get_inner_array_type): Delete.
6573 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
6574 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6575 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6576 * config/pa/pa.c (emit_move_sequence): Likewise.
6578 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
6580 * config/i386/i386.md (*sse_prologue_save_insn): Set length
6583 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
6585 * function.c: Include target hook for nonlocal_goto frame value.
6587 2008-05-24 Richard Guenther <rguenther@suse.de>
6589 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
6590 variable can be only accessed through a pointer or a union.
6592 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6594 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
6595 * doc/extend.texi: Likewise.
6597 2008-05-23 DJ Delorie <dj@redhat.com>
6599 * config/m32c/jump.md (untyped_call): Add.
6601 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
6603 (m32c_address_cost): Detail costs for indirect offsets.
6605 2008-05-23 Rafael Espindola <espindola@google.com>
6607 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
6608 if a node is a SUBREG.
6609 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
6612 2008-05-23 Paul Brook <paul@codesourcery.com>
6613 Carlos O'Donell <carlos@codesourcery.com>
6615 * doc/extend.texi: Clarify use of __attribute__((naked)).
6616 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6617 * target.h (gcc_target): Add allocate_stack_slots_for_args.
6618 * function.c (use_register_for_decl): Use
6619 targetm.calls.allocate_stack_slots_for_args.
6620 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6621 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
6622 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
6624 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
6626 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
6628 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
6630 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
6631 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
6632 is only rounded once.
6634 2008-05-23 Richard Guenther <rguenther@suse.de>
6636 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
6638 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
6639 Jakub Jelinek <jakub@redhat.com>
6642 * configure.ac: Handle --enable-cld.
6643 * configure: Regenerated.
6644 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
6645 * config/i386/i386.h (struct machine_function): Add needs_cld field.
6646 (ix86_current_function_needs_cld): New define.
6647 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
6648 (cld): New isns pattern.
6649 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
6650 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
6651 * config/i386/i386.opt (mcld): New option.
6652 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
6653 TARGET_CLD and ix86_current_function_needs_cld.
6654 (override_options): Use -mcld by default for 32-bit code if
6657 * doc/install.texi (Options specification): Document --enable-cld.
6658 * doc/invoke.texi (Machine Dependent Options)
6659 [i386 and x86-64 Options]: Add -mcld option.
6660 (Intel 386 and AMD x86-64 Options): Document -mcld option.
6662 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
6663 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
6664 (return_in_memory_64): Likewise.
6665 (return_in_memory_ms_64): Likewise.
6667 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6669 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
6670 * builtins.c (fold_builtin_fpclassify): New.
6671 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
6672 * builtins.def (BUILT_IN_FPCLASSIFY): New.
6673 * c-common.c (handle_type_generic_attribute): Adjust to accept
6674 fixed arguments before an elipsis.
6675 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
6676 * doc/extend.texi: Document __builtin_fpclassify.
6678 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
6680 * omp-low.c (gate_expand_omp_ssa): Remove.
6681 (pass_expand_omp_ssa): Remove.
6682 (gate_expand_omp): Do not check for flag_openmp_ssa.
6683 * common.opt (-fopenmp-ssa): Remove.
6684 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
6686 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
6688 * config/sh/sh.opt (mfixed-range): New option.
6689 * config/sh/sh-protos.h (sh_fix_range): Declare.
6690 * config/sh/sh.c (sh_fix_range): New function.
6691 * config/sh/sh.h (sh_fixed_range_str): Declare.
6692 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
6694 * doc/invoke.texi (SH Options): Document -mfixed-range.
6696 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
6698 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
6699 it before the redeclaration.
6701 2008-05-22 Anatoly Sokolov <aesok@post.ru>
6703 * config/avr/avr.c (get_sequence_length): Add new function.
6704 (expand_prologue, expand_epilogue): Remove duplicate code.
6706 2008-05-22 Rafael Espindola <espindola@google.com>
6708 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
6711 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
6713 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
6714 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
6716 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
6717 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
6718 (vect_update_misalignment_for_peel): Likewise.
6719 (vector_alignment_reachable_p): Likewise.
6720 * tree-vect-transform.c (vectorizable_load): Likewise.
6721 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6722 (get_vectype_for_scalar_type): Pass mode of scalar_type
6723 to UNITS_PER_SIMD_WORD.
6725 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
6726 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
6727 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6728 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6729 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6731 2008-05-22 Ira Rosen <irar@il.ibm.com>
6733 PR tree-optimization/36293
6734 * tree-vect-transform.c (vect_transform_strided_load): Don't check
6735 if the first load must be skipped because of a gap.
6737 2008-05-22 Richard Guenther <rguenther@suse.de>
6739 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
6740 more cases of offset disambiguation that is possible if
6741 strict-aliasing rules apply.
6742 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
6743 for basic offset and type-based disambiguation.
6745 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6747 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
6748 ix86_expand_vector_set on V16QImode for SSE4.1.
6750 2008-05-21 Tom Tromey <tromey@redhat.com>
6752 * c.opt (Wimport): Mark as undocumented.
6753 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
6755 (Warning Options): Likewise.
6756 * doc/cppopts.texi: Don't mention -Wimport.
6758 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6760 PR tree-optimization/36287
6761 PR tree-optimization/36286
6762 * lambda-code.c (build_access_matrix): Do not use the loop->num
6763 for computing the number of induction variables: use the loop depth
6766 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
6769 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
6770 option -f(no-)leading-underscore.
6772 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6774 * config/i386/i386.c (ix86_expand_vector_init_general): Use
6775 GET_MODE_NUNITS (mode).
6777 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
6779 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
6780 (-mmulhw): Add 464 to description.
6781 (-mdlmzb): Likewise.
6782 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
6783 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
6785 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
6786 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
6787 * config/rs6000/rs6000.md: Update comments for 464.
6789 2008-05-21 Janis Johnson <janis187@us.ibm.com>
6791 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
6793 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6795 * config/i386/sse.md (vec_extractv4sf): Removed.
6796 (vec_extractv2df): Likewise.
6797 (vec_extractv2di): Likewise.
6798 (vec_extractv4si): Likewise.
6799 (vec_extractv8hi): Likewise.
6800 (vec_extractv16qi): Likewise.
6801 (vec_extract<mode>): New.
6803 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6805 * config/i386/sse.md (vec_setv4sf): Removed.
6806 (vec_setv2df): Likewise.
6807 (vec_setv2di): Likewise.
6808 (vec_setv4si): Likewise.
6809 (vec_setv8hi): Likewise.
6810 (vec_setv16qi): Likewise.
6811 (vec_set<mode>): New.
6813 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6815 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
6816 goto for vec_concat and vec_interleave.
6818 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6820 * config/i386/sse.md (vec_initv4sf): Removed.
6821 (vec_initv2df): Likewise.
6822 (vec_initv2di): Likewise.
6823 (vec_initv4si): Likewise.
6824 (vec_initv8hi): Likewise.
6825 (vec_initv16qi): Likewise.
6826 (vec_init<mode>): New.
6828 2008-05-21 Joseph Myers <joseph@codesourcery.com>
6830 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
6832 2008-05-21 Tom Tromey <tromey@redhat.com>
6834 * ggc-zone.c (lookup_page_table_if_allocated): New function.
6835 (zone_find_object_offset): Likewise.
6836 (gt_ggc_m_S): Likewise.
6837 (highest_bit): Likewise.
6838 * ggc-page.c (gt_ggc_m_S): New function.
6839 * stringpool.c (string_stack): Remove.
6840 (init_stringpool): Update.
6841 (ggc_alloc_string): Use ggc_alloc.
6842 (maybe_delete_ident): New function.
6843 (ggc_purge_stringpool): Likewise.
6844 (gt_ggc_m_S): Remove.
6845 * ggc-common.c (ggc_protect_identifiers): New global.
6846 (ggc_mark_roots): Call ggc_purge_stringpool. Use
6847 ggc_protect_identifiers.
6848 * ggc.h (ggc_protect_identifiers): Declare.
6849 (gt_ggc_m_S): Update.
6850 (ggc_purge_stringpool): Declare.
6851 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
6852 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
6854 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
6856 2008-05-21 David S. Miller <davem@davemloft.net>
6858 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
6861 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
6863 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
6866 2008-05-20 David Daney <ddaney@avtrex.com>
6868 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
6869 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
6870 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6871 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6872 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
6873 (atomic_hiqi_op): New define_code_iterator.
6874 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
6875 mips_expand_compare_and_swap_12.
6876 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
6877 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
6878 (sync_<optab><mode>, sync_old_<optab><mode>,
6879 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6880 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
6881 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
6882 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
6883 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
6884 (test_and_set_12): New insn.
6885 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
6886 sync_new_<optab><mode>, sync_old_nand<mode>,
6887 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
6888 clobber to operand 0 for SI and DI mode insns.
6889 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
6890 mips_gen_fn_4): New typedefs.
6891 (mips_gen_fn_ptrs): Define new union type.
6892 (mips_expand_compare_and_swap_12): Remove declaration.
6893 (mips_expand_atomic_qihi): Declare function.
6894 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
6895 (mips_expand_atomic_qihi): ... this. Use new generator function
6897 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
6898 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
6899 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
6900 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
6901 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
6902 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
6903 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
6904 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
6905 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
6906 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
6909 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
6911 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
6914 2008-05-20 Anatoly Sokolov <aesok@post.ru>
6916 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
6917 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
6918 (avr_attribute_table): Add 'OS_main' function attribute.
6919 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
6920 functions with 'OS_main' attribute.
6922 2008-05-20 Richard Guenther <rguenther@suse.de>
6924 PR tree-optimization/35204
6925 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
6926 helper, split out from ...
6927 (DFS): ... here. Make the DFS walk non-recursive.
6929 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6930 Jan Sjodin <jan.sjodin@amd.com>
6932 PR tree-optimization/36181
6933 * tree-parloops.c (loop_has_vector_phi_nodes): New.
6934 (parallelize_loops): Don't parallelize when the loop has vector
6937 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6938 Sebastian Pop <sebastian.pop@amd.com>
6940 * tree-loop-linear.c (gather_interchange_stats): Look in the access
6941 matrix, and never look at the tree representation of the memory
6943 (linear_transform_loops): Computes parameters and access matrices.
6944 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
6946 (access_matrix_get_index_for_parameter): New.
6947 * tree-data-ref.h (struct access_matrix): New.
6948 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
6949 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
6950 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
6951 am_vector_index_for_loop): New.
6952 (struct data_reference): Add field access_matrix.
6953 (DR_ACCESS_MATRIX): New.
6954 (compute_data_dependences_for_loop): Update declaration.
6955 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
6956 * lambda.h (lambda_vector_vec_p): Declared.
6957 * lambda-code.c: Depend on pointer-set.h.
6958 (lambda_collect_parameters_from_af, lambda_collect_parameters,
6959 av_for_af_base, av_for_af, build_access_matrix,
6960 lambda_compute_access_matrices): New.
6961 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
6963 2008-05-20 Joseph Myers <joseph@codesourcery.com>
6965 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
6968 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6969 Sebastian Pop <sebastian.pop@amd.com>
6971 PR tree-optimization/36206
6972 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
6974 (instantiate_scev_1): Rename flags to fold_conversions.
6975 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
6976 outeside instantiation_loop.
6977 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
6978 (evolution_function_is_affine_or_constant_p): Removed.
6979 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
6981 (analyze_siv_subscript): Pass in the loop nest number.
6982 Call evolution_function_is_affine_in_loop instead of
6983 evolution_function_is_affine_p.
6984 (analyze_overlapping_iterations): Pass in the loop nest number.
6986 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6987 Sebastian Pop <sebastian.pop@amd.com>
6989 PR tree-optimization/36206
6990 * tree-chrec.h (chrec_fold_op): New.
6991 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
6994 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
6996 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
6998 (remove_duplicates): Do not set inode on non-inode systems.
7001 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
7003 * config.gcc (tm_file): Update comments about relative pathnames.
7005 2008-05-20 Richard Guenther <rguenther@suse.de>
7007 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
7008 * tree-ssa-sccvn.c (process_scc): Likewise.
7009 * tree-ssa-sink.c (execute_sink_code): Likewise.
7010 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
7011 * tree-vrp.c (process_assert_insertions): Likewise.
7012 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7013 (perform_tree_ssa_dce): Likewise.
7014 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7015 (dump_dominator_optimization_stats): Likewise.
7016 * tree-vectorizer.c (vectorize_loops): Likewise.
7018 2008-05-20 Richard Guenther <rguenther@suse.de>
7020 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
7022 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
7024 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
7025 (ix86_i386elf_return_in_memory): Likewise.
7026 (ix86_i386interix_return_in_memory): Likewise.
7027 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
7028 (SUBTARGET_RETURN_IN_MEMORY): New.
7029 * config/i386/i386elf.h: Likewise.
7030 * config/i386/ptx4-i.h: Likewise.
7031 * config/i386/sol2-10.h: Likewise.
7032 * config/i386/sysv4.h: Likewise.
7033 * config/i386/vx-common.h: Likewise.
7034 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
7035 * config/i386/i386.c (ix86_return_in_memory): Made static and
7036 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
7037 (ix86_i386elf_return_in_memory): Removed.
7038 (ix86_i386interix_return_in_memory): Removed.
7039 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
7040 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
7042 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
7044 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
7046 2008-05-19 Xinliang David Li <davidxl@google.com>
7048 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
7050 * common.opt: Ditto.
7051 * doc/invoke.texi: Ditto.
7053 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
7055 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
7056 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
7058 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
7060 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
7061 sizes of operand array from 8/4 to 4/2.
7062 (ix86_expand_vector_init_general): Change size of operand array
7063 from 32 to 16. Remove op0, op1 and half_mode.
7065 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
7067 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
7068 (ix86_expand_vector_init_interleave): Likewise.
7069 (ix86_expand_vector_init_general): Use them. Assert
7070 word_mode == SImode when n_words == 4.
7072 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
7074 * config/i386/i386.c (ix86_secondary_reload): New static function.
7075 (TARGET_SECONDARY_RELOAD): New define.
7076 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7077 * config/i386/i386.md (reload_outqi): Remove.
7079 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7082 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
7083 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
7084 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
7085 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
7086 (fold_builtin_1): Likewise.
7087 * builtins.def (BUILT_IN_ISINF_SIGN): New.
7088 c-common.c (check_builtin_function_arguments): Handle
7089 BUILT_IN_ISINF_SIGN.
7090 * doc/extend.texi: Document __builtin_isinf_sign.
7091 * fold-const.c (operand_equal_p): Handle COND_EXPR.
7093 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
7095 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
7096 EH cleanup at the end of the pass, search for those that have been
7097 turned into forwarder blocks and do the cleanup on their successor.
7099 2008-05-18 Richard Guenther <rguenther@suse.de>
7101 * tree-cfg.c (verify_gimple_expr): Allow conversions from
7102 pointers to sizetype and vice versa.
7104 2008-05-18 Xinliang David Li <davidxl@google.com>
7106 * gcc/tree-ssa-dce.c: Coding style fix.
7107 (check_pow): Documentation comment.
7108 (check_log): Documenation comment. Coding style fix.
7109 (is_unnecessary_except_errno_call): Ditto.
7110 (gen_conditions_for_pow): Ditto.
7111 (gen_conditions_for_log): Ditto.
7112 (gen_shrink_wrap_conditions): Ditto.
7113 (shrink_wrap_one_built_in_calls): Ditto.
7114 * gcc/doc/invoke.texi: Better documentation string.
7115 * ChangeLog: Fix wrong change log entries from
7116 May 17 checkin on function call DCE.
7118 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
7120 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
7122 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7124 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
7125 * df-problems.c (simulation routines): Fixed block comment to
7126 properly say how to add forwards scanning functions.
7128 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
7130 * tree-inline.c (setup_one_parameter): Remove dead code.
7132 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
7134 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
7135 a BIT_AND_EXPR only for an INTEGER_TYPE.
7137 2008-05-17 Xinliang David Li <davidxl@google.com>
7139 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
7140 (check_pow, check_log, is_unnecessary_except_errno_call): New
7141 functions to check for eliminating math functions that are pure
7142 except for setting errno.
7143 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
7144 general condition expressions for shrink-wrapping pow/log calls.
7145 (gen_shrink_wrap_conditions): Ditto.
7146 (shrink_wrap_one_built_in_call): Ditto.
7147 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
7148 (mark_operand_necessary): If debugging, output if OP is necessary.
7149 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
7151 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
7153 * gcc/common.opt: New user flag -ftree-builtin-dce.
7154 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
7156 2008-05-16 David S. Miller <davem@davemloft.net>
7158 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
7159 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7161 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
7164 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
7166 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7168 * ifcvt.c (dead_or_predicable): Rename
7169 df_simulate_one_insn_backwards to df_simulate_one_insn.
7170 * recog.c (peephole2_optimize): Ditto.
7171 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
7173 * df.h: Rename df_simulate_one_insn_backwards to
7174 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
7175 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
7176 scanning of defs and uses.
7177 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
7178 (df_simulate_one_insn_forwards): Removed.
7180 2008-05-16 Doug Kwan <dougkwan@google.com>
7182 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
7184 (real_from_string): Handle NaNs and Inf as approriate.
7186 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
7188 * doc/gty.texi (Source Files Containing Type Information): Note
7189 that headers should appear first in the gtfiles list.
7191 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7193 * tree.def (COND_EXEC): Properly documented this code.
7195 2008-05-16 Diego Novillo <dnovillo@google.com>
7197 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
7198 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
7201 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7203 * tree-ssa-dse (max_stmt_uid): Removed.
7204 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
7205 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
7206 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
7207 * function.h (cfun.last_stmt_uid): New field.
7208 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
7209 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
7211 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
7212 (create_stmt_ann): Initialize the ann->uid field.
7213 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
7215 * tree-flow.h (renumber_gimple_stmt_uids): New function.
7217 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
7219 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
7220 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
7221 (init_empty_tree_cfg): Call it.
7223 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7225 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
7228 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7230 * doc/invoke.text (-fdump-tree-*-verbose): New option.
7231 * tree-dump.c (dump_options): New verbose option.
7232 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
7234 * tree-pass.h (TDF_VERBOSE): New dump flag.
7235 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
7236 (tree-flow.h): Added include.
7237 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
7239 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
7241 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
7243 From Jie Zhang <jie.zhang@analog.com>
7244 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7245 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
7246 mcpu=bf561-none and mcpu=bf561-0.2.
7247 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7248 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
7249 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7250 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
7251 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
7252 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
7253 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
7255 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
7256 (cputype_selected): Remove.
7257 (bfin_handle_option): Don't use cputype_selected.
7258 (override_options): When no mcpu option, enable all workarounds.
7259 Don't use bfin_workarounds.
7260 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
7262 (DEFAULT_CPU_TYPE): Don't define.
7264 2008-05-16 Richard Guenther <rguenther@suse.de>
7266 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
7267 on deletion of the last stmt.
7269 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
7271 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
7272 V8HImode for SSE2 and V16QImode for SSE4.1.
7274 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7276 * cgraph.h (compute_inline_parameters): Made public.
7277 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
7278 variable_generate_summary, function_write_summary,
7279 variable_write_summary, variable_read_summary. Added generate_summary,
7280 write_summary, read_summary.
7281 * cgraphunit.c (cgraph_process_new_functions): Changed call from
7282 pass_ipa_inline.function_generate_summary, to
7283 compute_inline_parameters.
7284 * ipa-inline.c (compute_inline_parameters): Made public and added
7286 (compute_inline_parameters_for_current): New function.
7287 (pass_inline_param): Now calls compute_inline_parameters_for_current.
7288 (inline_generate_summary): Removed parameter and made to loop over
7290 (pass_ipa_inline): Updated for new IPA_PASS structure.
7291 * passes.c (execute_ipa_summary_passes): Now is called once per
7292 pass rather than once per node*pass.
7294 2008-05-15 Anatoly Sokolov <aesok@post.ru>
7296 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
7297 avr_have_mul_p, avr_asm_only_p): Remove variables.
7298 (avr_override_options): Remove initialization of removed variables.
7299 (avr_file_start): Convert removed variables to fields of
7300 'struct base_arch_s *avr_current_arch'.
7301 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
7302 (AVR_HAVE_MUL): (Ditto.).
7303 (AVR_HAVE_MOVW): (Ditto.).
7304 (AVR_HAVE_LPMX): (Ditto.).
7305 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
7306 avr_asm_only_p): Remove declaration.
7308 2008-05-15 Diego Novillo <dnovillo@google.com>
7310 * config/arm/arm.c (arm_return_in_memory): Fix return type.
7311 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
7313 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
7316 * combine.c (check_conversion): Rename back to check_promoted_subreg.
7317 Don't call record_truncated_value from here.
7318 (record_truncated_value): Turn it into a for_each_rtx callback.
7319 (record_truncated_values): New function.
7320 (combine_instructions): Call note_uses with record_truncated_values.
7321 Change name of check_conversion to check_promoted_subreg.
7323 2008-05-15 Janis Johnson <janis187@us.ibm.com>
7325 * doc/sourcebuild.texi: Document support for torture tests.
7327 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
7329 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
7330 to alternative 4 of operand 2.
7332 2008-05-15 Richard Guenther <rguenther@suse.de>
7334 * tree-pass.h (current_pass): Declare.
7335 (get_pass_for_id): Likewise.
7336 * passes.c (passes_by_id, passes_by_id_size): New globals.
7337 (set_pass_for_id): New function.
7338 (get_pass_for_id): Likewise.
7339 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
7340 (execute_function_todo): Flush per function statistics.
7341 * toplev.c (compile_file): Init statistics.
7342 (general_init): Do early statistics initialization.
7343 (finalize): Finish statistics.
7344 * statistics.h (statistics_early_init): Declare.
7345 (statistics_init): Likewise.
7346 (statistics_fini): Likewise.
7347 (statistics_fini_pass): Likewise.
7348 (statistics_counter_event): Likewise.
7349 (statistics_histogram_event): Likewise.
7350 * statistics.c: New file.
7351 * Makefile.in (OBJS-common): Add statistics.o.
7352 (statistics.o): Add dependencies.
7353 * doc/invoke.texi (-fdump-statistics): Document.
7355 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
7357 (execute_pre): Use statistics_counter_event.
7358 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
7359 (substitute_and_fold): Increment it. Use statistics_counter_event.
7361 2008-05-15 Diego Novillo <dnovillo@google.com>
7363 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
7365 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
7366 * tree-ssa-alias.c (new_type_alias): Remove references to
7367 sub-variables from comment.
7368 * tree-ssa-operands.c (swap_tree_operands): Likewise.
7370 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
7372 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
7373 attribute to 1 only for insertps alternative.
7375 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
7377 * config/bfin/bfin.md (loadbytes): New pattern.
7378 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
7379 (bfin_init_builtins): Initialize it.
7380 (bdesc_1arg): Add it.
7382 2008-05-15 Sa Liu <saliu@de.ibm.com>
7384 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
7385 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
7386 * testsuite/lib/target-supports.exp: Add
7387 check_effective_target_fortran_integer_16.
7389 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
7391 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
7392 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
7393 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
7394 (TARGET_RETURN_IN_MEMORY): Define.
7396 2008-05-15 Richard Guenther <rguenther@suse.de>
7399 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
7400 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
7401 represent unmodifiable vars.
7403 2008-05-15 Richard Guenther <rguenther@suse.de>
7405 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
7406 INDIRECT_REF and TARGET_MEM_REF.
7407 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7410 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
7411 H.J. Lu <hongjiu.lu@intel.com>
7413 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
7414 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
7415 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
7416 insn alternatives. Add missing alternatives.
7417 (*vec_concatv2di_rex64_sse4_1): Likewise.
7418 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
7419 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
7422 2008-05-15 Richard Guenther <rguenther@suse.de>
7424 PR tree-optimization/36009
7425 PR tree-optimization/36204
7426 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
7427 (determine_invariantness_stmt): Record the loop a store is
7429 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
7432 2008-05-15 Richard Guenther <rguenther@suse.de>
7434 PR tree-optimization/34330
7435 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
7436 through the pointer will alias the SMT.
7438 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
7440 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
7442 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
7444 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
7446 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7447 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7449 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
7450 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
7451 (vashl_optab): New optab for vector/vector shifts.
7452 (vashr_optab): Ditto.
7453 (vlshr_optab): Ditto.
7454 (vrotl_optab): Ditto.
7455 (vrotr_optab): Ditto.
7456 (optab_subtype): New enum for optab_for_tree_code call.
7457 (optab_for_tree_code): Add enum optab_subtype argument.
7459 * optabs.c (optab_for_tree_code): Take an additional argument to
7460 distinguish between a vector shift by a scalar and vector shift by
7461 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
7462 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
7463 vector shift by a vector.
7464 (expand_widen_pattern_expr): Pass additional argument to
7465 optab_for_tree_code.
7467 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
7468 vrotl_optab, vrotr_optab.
7470 * expr.c (expand_expr_real_1): Update calls to
7471 optab_for_tree_code to distinguish between vector shifted by a
7472 scalar and vector shifted by a vector.
7473 * tree-vectorizer.c (supportable_widening_operation): Ditto.
7474 (supportable_narrowing_operation): Ditto.
7475 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
7476 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
7477 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
7478 (vect_create_epilog_for_reduction): Ditto.
7479 (vectorizable_reduction): Ditto.
7480 (vectorizable_operation): Ditto.
7481 (vect_strided_store_supported): Ditto.
7482 (vect_strided_load_supported): Ditto.
7483 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7484 * expmed.c (expand_shift): Ditto.
7486 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
7488 (ashr@var{m}3): Ditto.
7489 (vashl@var{m}3): Document new vector/vector shift standard name.
7490 (vashr@var{m}3): Ditto.
7491 (vlshr@var{m}3): Ditto.
7492 (vrotl@var{m}3): Ditto.
7493 (vrotr@var{m}3): Ditto.
7495 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
7496 (PPERM_INVERT): Ditto.
7497 (PPERM_REVERSE): Ditto.
7498 (PPERM_REV_INV): Ditto.
7499 (PPERM_ZERO): Ditto.
7500 (PPERM_ONES): Ditto.
7501 (PPERM_SIGN): Ditto.
7502 (PPERM_INV_SIGN): Ditto.
7503 (PPERM_SRC1): Ditto.
7504 (PPERM_SRC2): Ditto.
7506 * config/i386/sse.md (mulv2di3): Add SSE5 support.
7507 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
7508 allows a memory operand to be the value being added, and split it
7509 to improve vectorization.
7510 (sse5_pmacsdqh_mem): Ditto.
7511 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
7512 (sse5_mulv2div2di3_high): Ditto.
7513 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
7514 (vec_pack_trunc_v4si): Ditto.
7515 (vec_pack_trunc_v2di): Ditto.
7516 (sse5_pcmov_<mode>): Remove code that tried to use use
7517 andps/andnps instead of pcmov.
7518 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
7519 pmacsdqh instructions.
7520 (vec_widen_smult_lo_v4si): Ditto.
7522 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
7523 (PPERM_INVERT): Ditto.
7524 (PPERM_REVERSE): Ditto.
7525 (PPERM_REV_INV): Ditto.
7526 (PPERM_ZERO): Ditto.
7527 (PPERM_ONES): Ditto.
7528 (PPERM_SIGN): Ditto.
7529 (PPERM_INV_SIGN): Ditto.
7530 (PPERM_SRC1): Ditto.
7531 (PPERM_SRC2): Ditto.
7532 (ix86_expand_sse_movcc): Move the SSE5 test after the if
7534 (ix86_expand_int_vcond): If SSE5 generate all possible integer
7536 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
7537 says ignore whether the last reference is a memory operand.
7539 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7540 Paolo Bonzini <bonzini at gnu dot org>
7542 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
7545 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
7546 (vlshr<mode>3): Rename from vlshr<mode>3.
7547 (vashr<mode>3): Rename from vashr<mode>3.
7548 (mulv4sf3): Change the names of vector shift patterns.
7552 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
7555 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
7580 * config/spu/spu.md (v): New iterator macro to add v for vector types.
7581 (floatunssidf2_internal): Change vector/vector shift names.
7582 (floatunsdidf2_internal): Ditto.
7589 (vashl<mode>3): Rename from ashl<mode>3.
7590 (vashr<mode>3): Rename from ashr<mode>3.
7591 (vlshr<mode>3): Rename from lshr<mode>3.
7592 (vrotl<mode>3): Rename from rotl<mode>3.
7594 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7597 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
7598 multiply gives the wrong value when doing widening multiplies.
7599 (vec_widen_smult_lo_v4si): Ditto.
7601 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7603 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
7604 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
7605 emit_library_call_value.
7606 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
7607 * tree.h (ECF_LIBCALL_BLOCK): Removed.
7608 * calls.c (initialize_argument_information, precompute_arguments,
7609 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
7610 (precompute_arguments): Removed flags parameter.
7611 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
7613 2008-05-14 Richard Guenther <rguenther@suse.de>
7615 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
7616 Make sure to register the store if the use is a PHI_NODE.
7618 2008-05-14 Olivier Hainque <hainque@adacore.com>
7620 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
7621 memory if the component is to be referenced in BLKmode according
7622 to get_inner_reference.
7624 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
7626 * calls.c (emit_library_call_value_1): Restore code clearing
7627 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
7629 2008-05-14 Olivier Hainque <hainque@adacore.com>
7630 Nicolas Roche <roche@adacore.com>
7632 * configure.ac: Add support for a "gcc_subdir" variable in
7633 config-lang.in, to denote a subdirectory where the language/GCC
7634 integration files are to be found.
7635 * configure: Regenerate.
7637 2008-05-14 Ira Rosen <irar@il.ibm.com>
7639 PR tree-optimization/36098
7640 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
7641 value for the first load in the group in case of a gap.
7642 (vect_build_slp_tree): Check that there are no gaps in loads.
7644 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7646 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
7647 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
7648 expand_copysign_bit, ): Change call to emit_no_conflict_block to
7649 emit_insn and remove unneeded code to construct extra args.
7650 (emit_no_conflict_block): Removed.
7651 * optabls.h: (emit_no_conflict_block): Removed.
7652 * cse.c (cse_extended_basic_block): Remove search for
7653 REG_NO_CONFLICT note.
7654 * global.c: Removed incorrect comment added in revision 117.
7655 * expr.c (convert_move): Change call to emit_no_conflict_block to
7657 * recog.c: Change comments so that they do not mention
7659 * local_alloc.c (combine_regs): Removed last parameter.
7660 (no_conflict_p): Removed.
7661 (block_alloc): Removed note, no_conflict_combined_regno and set
7662 local vars. Removed all code to process REG_NO_CONFLICT blocks.
7663 (combine_regs): Removed already_dead and code to look for
7664 REG_NO_CONFLICT notes.
7665 * lower_subreg (remove_retval_note): Removed code to look for
7666 REG_NO_CONFLICT block.
7667 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
7668 (resolve_clobber): Remove code to process libcalls that have
7669 REG_NO_CONFLICT notes.
7670 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
7672 * combine.c (can_combine_p, distribute_notes): Removed
7673 REG_NO_CONFLICT case.
7674 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
7676 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
7677 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
7679 * reg-notes.def (NO_CONFLICT): Removed.
7681 2008-05-14 David S. Miller <davem@davemloft.net>
7683 * config/sparc/sparc.c (sparc_profile_hook): If
7684 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
7685 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
7686 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7688 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
7690 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
7692 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
7695 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
7696 and op1 expansion before vector concat to have less live pseudos.
7698 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
7700 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7701 ix86_expand_vector_set if supported.
7703 2008-05-13 Diego Novillo <dnovillo@google.com>
7704 Kenneth Zadeck <zadeck@naturalbridge.com>
7706 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
7708 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
7709 phinodes_print_statistics, init_ssanames, fini_ssanames,
7710 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
7711 release_ssa_name, release_defs, replace_ssa_name_symbol,
7712 ssanames_print_statistics): Move ...
7713 * tree-flow.h: ... here.
7714 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
7715 Use FN instead of cfun.
7716 (make_ssa_name_fn): Rename from make_ssa_name.
7717 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
7718 * tree-flow-inline.h (make_ssa_name): Move from
7719 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
7720 * omp-low.c (expand_omp_parallel):
7721 * tree-flow-inline.h (redirect_edge_var_map_result):
7722 * tree-ssa.c (init_tree_ssa): Add argument FN.
7723 Use it instead of cfun. Update all users.
7725 2008-05-13 Tom Tromey <tromey@redhat.com>
7727 PR preprocessor/22168:
7728 * doc/cpp.texi (Top): Update menu.
7729 (Alternatives to Wrapper #ifndef): New node.
7730 (Other Directives): Document deprecation.
7731 (Obsolete Features): Remove menu.
7732 (Assertions): Merge node into Obsolete Features.
7733 (Obsolete once-only headers): Move earlier; rename to Alternatives
7735 * doc/cppopts.texi: Update.
7736 * c.opt (Wdeprecated): Enable for C and ObjC.
7737 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
7738 (C++ Dialect Options): Move -Wno-deprecated from here to...
7739 (Warning Options): ... here.
7741 2008-05-13 Richard Guenther <rguenther@suse.de>
7744 * fold-const.c (fold_sign_changed_comparison): Do not allow
7745 changes in pointer-ness.
7747 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7750 * config/sh/sh.c (sh_expand_prologue): Don't clear
7751 RTX_FRAME_RELATED_P for push insns.
7753 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
7755 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
7757 2008-05-12 Anatoly Sokolov <aesok@post.ru>
7759 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
7760 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
7761 Use 'machine->is_leaf' instead of 'leaf_func_p'.
7763 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
7765 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
7766 (*vec_concatv4sf_sse): This.
7767 (*sse2_concatv2si): Renamed to ...
7768 (*vec_concatv2si_sse2): This.
7769 (*sse1_concatv2si): Renamed to ...
7770 (*vec_concatv2si_sse): This.
7771 (*vec_concatv2di_rex): Renamed to ...
7772 (*vec_concatv2di_rex64): This.
7773 (*vec_concatv2si_sse4_1): New.
7774 (*vec_concatv2di_rex64_sse4_1): Likewise.
7776 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
7778 PR rtl-optimization/36111
7779 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
7780 that was created for swappable operands.
7782 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
7785 * Makefile.in: Substitute GNATMAKE and GNATBIND.
7786 * configure.ac: Add call to ACX_PROG_GNAT.
7788 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
7790 * optc-gen.awk: Fix comment typo.
7792 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7794 * pretty-print.c (pp_integer_with_precision): Use
7795 HOST_LONG_LONG_FORMAT.
7797 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
7799 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
7801 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
7803 * config/i386/i386.c (bdesc_ptest): Removed.
7804 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
7805 (bdesc_args): Add __builtin_ia32_ptestz128,
7806 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
7807 (ix86_init_mmx_sse_builtins): Updated.
7808 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
7809 (ix86_expand_builtin): Updated.
7811 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
7813 * tree-cfg.c (valid_fixed_convert_types_p): New function.
7814 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
7816 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
7818 * value-prof.c (interesting_stringop_to_profile): Do not
7819 return early for BUILT_IN_MEMPCPY.
7821 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
7823 * calls.c (expand_call): Don't use callgraph to increase
7824 preferred_stack_boundary.
7826 * cgraph.h (cgraph_rtl_info): Use unsigned on
7827 preferred_incoming_stack_boundary.
7829 * final.c (rest_of_clean_state): Use unsigned on
7830 preferred_stack_boundary.
7832 2008-05-09 Tom Tromey <tromey@redhat.com>
7834 PR preprocessor/22231:
7835 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
7838 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
7840 PR tree-optimization/36129
7841 * tree-ssa-ccp.c: Include value-prof.h.
7842 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
7843 built-in function was folded to a constant.
7844 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
7846 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
7847 Sebastian Pop <sebastian.pop@amd.com>
7849 * tree-scalar-evolution.c: Document instantiate_scev.
7850 (instantiate_parameters_1): Renamed instantiate_scev_1.
7851 Don't use the same loop for instantiation_loop and evolution_loop.
7852 (instantiate_scev): New.
7853 (instantiate_parameters): Moved...
7854 (resolve_mixers): Update call to instantiate_scev_1 to pass the
7855 same loop twice. Maintains the semantics for this function.
7856 * tree-scalar-evolution.h (instantiate_scev): Declare.
7857 (instantiate_parameters): ...here. Now static inline.
7858 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
7859 instead of resolve_mixers.
7861 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7863 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
7865 2008-05-09 Tomas Bily <tbily@suse.cz>
7867 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
7868 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
7869 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7870 * c-common.c (c_common_truthvalue_conversion): Likewise.
7871 * tree-object-size.c (compute_object_offset): Likewise.
7872 * tree-inline.c (estimate_num_insns_1): Likewise.
7873 * varasm.c (const_hash_1, compare_constant, copy_constant)
7874 (compute_reloc_for_constant, output_addressed_constants)
7875 (initializer_constant_valid_p): Likewise.
7876 * c-omp.c (check_omp_for_incr_expr): Likewise.
7877 * gimplify.c (gimplify_expr): Likewise.
7878 * c-typeck.c (c_finish_return): Likewise.
7879 * tree-vectorizer.c (supportable_widening_operation)
7880 (supportable_narrowing_operation): Likewise.
7881 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
7882 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
7883 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7884 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
7885 (descr_info_loc): Likewise.
7886 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7887 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
7888 (fold_unary): Likewise.
7889 * builtins.c (get_pointer_alignment): Likewise.
7890 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
7891 (instantiate_parameters_1): Likewise.
7892 * tree.c (expr_align, stabilize_reference): Likewise.
7893 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
7894 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7895 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
7896 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7897 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
7898 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
7900 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
7901 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
7902 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7903 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
7904 (forward_propagate_comparison)
7905 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7906 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
7907 * emit-rtl.c (component_ref_for_mem_expr)
7908 (set_mem_attributes_minus_bitpos): Likewise.
7909 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7910 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
7912 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
7913 (build_function_call, pointer_diff, build_compound_expr)
7914 (c_finish_return): Likewise.
7915 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
7916 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
7918 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
7919 * expr.c (is_aligning_offset): Likewise.
7920 * tree-ssa-alias.c (is_escape_site): Likewise.
7921 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
7922 (check_all_va_list_escapes): Likewise.
7923 * tree-ssa-loop-ivopts.c (determine_base_object)
7924 (determine_common_wider_type): Likewise.
7925 * dojump.c (do_jump): Likewise.
7926 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
7927 * tree-gimple.c (is_gimple_cast): Likewise.
7928 * fold-const.c (decode_field_reference, )
7929 (fold_sign_changed_comparison, fold_unary, fold_comparison)
7930 (fold_binary): Likewise.
7931 * tree-ssa-alias-warnings.c (find_alias_site_helper)
7932 (already_warned_in_frontend_p): Likewise.
7933 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
7934 * tree.c (really_constant_p, get_unwidened): Likewise.
7935 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7936 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7937 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
7939 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
7941 (CONVERT_EXPR_P): Define.
7942 (CASE_CONVERT): Define.
7944 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7947 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
7948 (delete_unmarked_insns): When deleting a call, call
7949 delete_unreachable_blocks.
7950 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7951 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
7953 2008-05-08 Richard Guenther <rguenther@suse.de>
7955 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
7956 (-ftree-salias): Likewise.
7957 (salias-max-implicit-fields): Remove param documentation.
7958 (salias-max-array-elements): Likewise.
7959 * tree-pass.h (pass_create_structure_vars): Remove.
7960 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7961 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7962 * tree-ssa-alias.c (create_structure_vars): Remove.
7963 (gate_structure_vars): Likewise.
7964 (pass_create_structure_vars): Likewise.
7965 (gate_build_alias): Likewise.
7966 (pass_build_alias): Adjust to run always and dump the function.
7967 * common.opt (ftree-salias): Hide.
7968 * passes.c (init_optimization_passes): Remove
7969 pass_create_structure_vars, adjust comment.
7970 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7971 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7972 * opts.c (decode_options): Do not set flag_tree_salias.
7973 (common_handle_option): Add OPT_ftree_salias to the backward
7974 compatibility section.
7976 2008-05-08 Richard Guenther <rguenther@suse.de>
7978 * tree-flow-inline.h (var_can_have_subvars): Move ...
7979 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
7980 * tree-flow.h (var_can_have_subvars): Remove.
7981 (push_fields_onto_fieldstack): Remove.
7982 (sort_fieldstack): Likewise.
7983 (struct fieldoff): Move ...
7984 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
7985 alias_set and base_for_components fields.
7986 (sort_fieldstack): Make static.
7987 (push_fields_onto_fieldstack): Likewise. Remove code that
7988 handles anything but RECORD_TYPEs. Remove alias_set and
7989 base_for_components handling.
7990 (create_variable_info_for): Adjust.
7992 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
7994 * common.opt (Wframe-larger-than=): Shorten the help message
7996 * doc/invoke.texi (Wframe-larger-than=): Add more description.
7998 2008-05-08 Rafael Espindola <espindola@google.com>
8000 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
8002 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
8003 trap and that both operands are gimple values.
8004 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
8005 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
8008 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
8010 * read-rtl.c (join_c_conditions): Return the first string if the
8011 two strings are equal.
8013 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
8015 * gensupport.h (pred_data): Add a "num_codes" field.
8016 (add_predicate_code): Declare.
8017 * gensupport.c (add_predicate_code): New function.
8018 (std_pred_table): Add an "allows_const_p" field.
8019 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
8020 Remove the (incomplete) list of such codes from the codes field.
8021 (init_predicate_table): Use add_predicate_code. Add all
8022 RTX_CONST_OBJs if allows_const_p is true.
8023 * genrecog.c (process_define_predicate): Use add_predicate_code.
8025 2008-05-08 David Daney <ddaney@avtrex.com>
8026 Richard Sandiford <rsandifo@nildram.co.uk>
8028 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
8029 special case of constant zero operands.
8030 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
8031 old and new values. Special case constant zero values.
8032 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
8034 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
8035 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
8037 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
8040 * simplify-rtx.c (simplify_plus_minus): Create CONST of
8041 similar RTX_CONST_OBJ before CONST_INT.
8043 2008-05-08 Steve Ellcey <sje@cup.hp.com>
8045 * stmt.c (expand_stack_restore): Change sa mode if needed.
8047 2008-05-08 Richard Guenther <rguenther@suse.de>
8049 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
8050 return type to bool.
8051 (ix86_sol10_return_in_memory): Likewise.
8052 (ix86_i386elf_return_in_memory): Likewise.
8053 (ix86_i386interix_return_in_memory): Likewise.
8054 * config/i386/i386.c (ix86_return_in_memory): Likewise.
8055 (ix86_sol10_return_in_memory): Likewise.
8056 (ix86_i386elf_return_in_memory): Likewise.
8057 (ix86_i386interix_return_in_memory): Likewise.
8059 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
8062 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
8064 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
8065 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
8068 2008-05-08 Richard Guenther <rguenther@suse.de>
8070 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
8071 * tree-data-ref.h (struct dr_alias): Remove subvars field.
8072 (DR_SUBVARS): Remove.
8073 * tree-dfa.c (dump_subvars_for): Remove.
8074 (debug_subvars_for): Likewise.
8075 (dump_variable): Do not dump subvars.
8076 (remove_referenced_var): Do not remove subvars.
8077 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
8078 (lookup_subvars_for_var): Remove.
8079 (get_subvars_for_var): Likewise.
8080 (get_subvars_at): Likewise.
8081 (get_first_overlapping_subvar): Likewise.
8082 (overlap_subvar): Likewise.
8083 * tree-flow.h (subvar_t): Remove.
8084 (struct var_ann_d): Remove subvars field.
8085 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
8086 argument. Remove special handling of SFTs.
8087 (compute_tag_properties): Likewise.
8088 (set_initial_properties): Likewise.
8089 (compute_call_clobbered): Likewise.
8090 (count_mem_refs): Likewise.
8091 (compute_memory_partitions): Likewise.
8092 (compute_flow_insensitive_aliasing): Likewise.
8093 (setup_pointers_and_addressables): Likewise.
8094 (new_type_alias): Likewise.
8095 (struct used_part): Remove.
8096 (used_portions): Likewise.
8097 (struct used_part_map): Likewise.
8098 (used_part_map_eq): Likewise.
8099 (used_part_map_hash): Likewise.
8100 (free_used_part_map): Likewise.
8101 (up_lookup): Likewise.
8102 (up_insert): Likewise.
8103 (get_or_create_used_part_for): Likewise.
8104 (create_sft): Likewise.
8105 (create_overlap_variables_for): Likewise.
8106 (find_used_portions): Likewise.
8107 (create_structure_vars): Likewise.
8108 * tree.def (STRUCT_FIELD_TAG): Remove.
8109 * tree.h (MTAG_P): Adjust.
8110 (struct tree_memory_tag): Remove base_for_components and
8111 unpartitionable flags.
8112 (struct tree_struct_field_tag): Remove.
8113 (SFT_PARENT_VAR): Likewise.
8114 (SFT_OFFSET): Likewise.
8115 (SFT_SIZE): Likewise.
8116 (SFT_NONADDRESSABLE_P): Likewise.
8117 (SFT_ALIAS_SET): Likewise.
8118 (SFT_UNPARTITIONABLE_P): Likewise.
8119 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
8120 (union tree_node): Remove sft field.
8121 * alias.c (get_alias_set): Remove special handling of SFTs.
8122 * print-tree.c (print_node): Remove handling of SFTs.
8123 * tree-dump.c (dequeue_and_dump): Likewise.
8124 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
8125 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
8126 * tree-predcom.c (set_alias_info): Do not set subvars.
8127 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
8128 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
8129 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
8130 (add_vars_for_offset): Remove.
8131 (add_virtual_operand): Remove special handling of SFTs.
8132 (add_call_clobber_ops): Likewise.
8133 (add_call_read_ops): Likewise.
8134 (get_asm_expr_operands): Likewise.
8135 (get_modify_stmt_operands): Likewise.
8136 (get_expr_operands): Likewise.
8137 (add_to_addressable_set): Likewise.
8138 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
8139 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8140 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
8141 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
8142 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
8143 (tree_node_structure): Likewise.
8144 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
8146 (find_what_p_points_to): Likewise.
8148 2008-05-08 Sa Liu <saliu@de.ibm.com>
8150 * config/spu/spu.md: Fixed subti3 pattern.
8152 2008-05-08 Richard Guenther <rguenther@suse.de>
8155 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
8156 sure to create a representative for trailing arrays for PTA.
8158 2008-05-08 Richard Guenther <rguenther@suse.de>
8161 * fold-const.c (operand_equal_p): Two objects which types
8162 differ in pointerness are not equal.
8164 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
8166 * calls.c (compute_argument_block_size): Add argument tree fndecl.
8167 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
8168 (emit_library_call_value_1): Add new variable fndecl initialized by
8169 NULL_TREE. It should be the decl type of orgfun, but this information
8170 seems not to be available here, so it uses the default calling abi.
8171 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
8172 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
8173 by TARGET_RETURN_IN_MEMORY.
8174 * config/i386/i386-interix.h: Likewise.
8175 * config/i386/i386.h: Likewise.
8176 * config/i386/i386elf.h: Likewise.
8177 * config/i386/ptx4-i.h: Likewise.
8178 * config/i386/sol2-10.h: Likewise.
8179 * config/i386/sysv4.h: Likewise.
8180 * config/i386/vx-common.h: Likewise.
8181 * config/cris/cris.h: Removed #if 0 clause.
8182 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
8183 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
8185 (ix86_sol10_return_in_memory): Likewise.
8186 (ix86_i386elf_return_in_memory): New.
8187 (ix86_i386interix_return_in_memory): New.
8188 * config/mt/mt-protos.h (mt_return_in_memory): New.
8189 * config/mt/mt.c: Likewise.
8190 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
8191 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
8192 * config/bfin/bfin.h: Likewise.
8193 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
8195 * config/bfin/bfin.c: Likewise.
8196 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
8197 * config/alpha/unicosmk.h: Likewise.
8198 * config/i386/cygming.h: Likewise.
8199 * config/iq2000/iq2000.h: Likewise.
8200 * config/mips/mips.h: Likewise.
8201 * config/mn10300/mn10300.h: Likewise.
8202 * config/rs6000/rs6000.h: Likewise.
8203 * config/score/score.h: Likewise.
8204 * config/spu/spu.h: Likewise.
8205 * config/v850/v850.h: Likewise.
8206 * defaults.h: Likewise.
8207 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
8208 * expr.c (emit_block_move): Adjust use of
8209 OUTGOING_REG_PARM_STACK_SPACE.
8210 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
8211 OUTGOING_REG_PARM_STACK_SPACE.
8212 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
8214 2008-05-08 Jakub Jelinek <jakub@redhat.com>
8216 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
8217 on OMP_RETURN for OMP_FOR.
8220 * dwarf2out.c (dw_expand_expr, common_check): Removed.
8221 (fortran_common): New function.
8222 (gen_variable_die): Call fortran_common instead of common_check,
8223 adjust for it returning tree instead of rtx. Formatting.
8225 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8229 * see.c (see_copy_insn): Copy new pure const attributes for new call.
8230 * c-decl.c (merge_decls): Ditto.
8231 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
8232 to RTL_CONST_OR_PURE_CALL_P.
8233 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
8234 Initialized DECL_LOOPING_CONST_PURE.
8235 (process_call_operands): Set tree_side_effects properly.
8236 * tree.h (TREE_READONLY_DECL_P): Removed.
8237 (DECL_IS_PURE): Renamed to DECL_PURE_P.
8238 (DECL_LOOPING_OR_CONST_P): New macro.
8239 (struct tree_function_decl): Added looping_const_or_pure_p.
8241 (ECF_LOOPING_OR_CONST_P): New macro.
8242 * rtlanal.c (pure_const_p): Removed.
8243 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
8244 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
8245 to RTL_CONST_CALL_P.
8246 * ipa-pure-const.c (pure_const_state_e): Added looping field.
8247 (check_decl, check_tree, check_call, scan_function): Initialize
8249 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
8250 (static_execute): Set looping true for recursive functions.
8251 Undo setting state to IPA_NEITHER for recursive functions.
8253 * ifcvt.c (noce_can_store_speculate_p): Changed
8254 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
8255 RTL_CONST_OR_PURE_CALL_P.
8256 * dse.c (scan_insn): Ditto.
8257 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
8258 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
8259 RTL_CONST_OR_PURE_CALL_P.
8260 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
8261 pure_call_p to RTL_CONST_CALL_P.
8262 * gimplify.c (gimplify_call_expr): Clear side effects for
8263 non-looping pure and constant calls.
8264 * calls.c (emit_call_1): Set rtl flags from ecf flags.
8265 (flags_from_decl_or_type): Set ecf flags from decl flags.
8266 (initialize_argument_information): Turn off
8267 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
8268 Change const to pure if callee_copies is true rather than just
8270 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
8271 way of marking pure calls.
8272 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
8273 Remove hack that was supposed to fix pr7335 and remove old
8274 way of marking pure calls.
8275 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
8276 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
8277 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
8278 RTL_CONST_OR_PURE_CALL_P.
8279 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
8280 * loop-invariant.c (find_exits, find_invariant_bb): Changed
8281 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
8282 * sched-deps.c (schedule_analyze): Ditto.
8283 * rtl.h (struct rtx_def): Use call field, unchanging field, and
8284 return_val field of calls to represent pure and const function info.
8285 (CONST_OR_PURE_CALL_P): Deleted macro.
8286 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
8287 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
8288 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
8290 * tree-optimize.c (execute_fixup_cfg): Added test for
8291 ECF_LOOPING_CONST_OR_PURE.
8292 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
8294 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
8295 effects for looping pure or const calls.
8296 (verify_gimple_expr): Added verification code.
8297 * config/alpha/alpha.c (alpha_legitimize_address,
8298 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
8300 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
8301 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
8302 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
8303 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
8304 RTL_CONST_OR_PURE_CALL_P.
8305 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
8306 and const calls to be deleted.
8308 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
8311 * config/i386/mmx.md (mmx_subv2sf3): New expander.
8312 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
8313 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
8314 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8315 to handle nonimmediate operands.
8316 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
8317 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
8318 to handle nonimmediate operands.
8319 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
8320 (mmx_pmulhrwv4hi3): New expander. Use
8321 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8322 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
8323 (sse2_umulv1siv1di3): New expander. Use
8324 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8325 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
8326 (mmx_eq<mode>3): New expander. Use
8327 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8328 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
8329 (mmx_uavgv8qi3): New expander. Use
8330 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8331 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
8332 (mmx_uavgv4hi3): New expander. Use
8333 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8335 * config/i386/sse.md
8336 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
8337 to handle nonimmediate operands.
8338 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
8339 to handle nonimmediate operands.
8340 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
8341 to handle nonimmediate operands.
8342 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
8343 to handle nonimmediate operands.
8344 (sse2_unpckhpd_exp): New expander. Use
8345 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8346 (sse2_unpcklpd_exp): New expander. Use
8347 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8348 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
8349 to handle nonimmediate operands.
8350 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
8351 to handle nonimmediate operands.
8352 (*sse2_<plusminus_insn><mode>3): Rename from
8353 sse2_<plusminus_insn><mode>3 insn pattern.
8354 (sse2_<plusminus_insn><mode>3): New expander. Use
8355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8356 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
8357 (sse2_umulv2siv2di3): New expander. Use
8358 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8359 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
8360 (sse4_1_mulv2siv2di3): New expander. Use
8361 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8362 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
8363 (sse2_pmaddwd): New expander. Use
8364 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8365 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
8366 (sse2_eq<mode>3): New expander. Use
8367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8368 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
8369 (sse4_1_eqv2di3): New expander. Use
8370 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8371 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
8372 (sse2_uavgv16qi3): New expander. Use
8373 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8374 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
8375 (sse2_uavgv16qi3): New expander. Use
8376 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8377 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
8378 (sse2_uavgv8hi3): New expander. Use
8379 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8380 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
8381 (ssse3_pmulhrswv8hi3): New expander. Use
8382 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8383 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
8384 (ssse3_pmulhrswv4hi3): New expander. Use
8385 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8387 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
8388 (<sse>_vmmul<mode>3): Ditto.
8389 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
8391 (ssse3_pmaddubsw128): Use register_operand for operand 1.
8392 (ssse3_pmaddubsw): Ditto.
8394 * config/i386/i386.c (struct_builtin_description)
8395 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
8396 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
8397 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
8398 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
8399 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
8400 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
8401 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
8402 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
8403 (ix86_fixup_binary_operands): Assert that src1
8404 and src2 must have the same mode when swapped.
8405 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
8406 and ix86_binary_operator_ok. Do not force operands in registers
8409 2008-05-07 Jan Hubicka <jh@suse.cz>
8411 * cgraph.c (dump_cgraph_node): Update.
8412 * cgraph.h (cgraph_local_info): Break out inline summary.
8413 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
8415 * ipa-inline (inline_summary): New accestor function.
8416 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
8417 cgraph_decide_inlining, compute_inline_parameters): Update.
8418 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
8420 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8422 Cleanup ColdFire scheduling support and add V4 pipeline model.
8424 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
8425 (define_attr cpu): Add cfv4 value.
8426 (define_attr type, define_attr type1): Merge into a single 'type'
8427 attribute. Update all uses.
8428 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
8429 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
8431 (define_attr opx_mem, define_attr opy_mem): Remove.
8432 (define_attr op_mem): Clean up, update comment.
8433 (define_attr size): Use specific values instead of general int.
8434 (define_attr guess, define_attr split): Remove. Update all uses.
8435 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
8436 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
8437 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
8438 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
8439 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
8440 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
8441 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
8442 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
8443 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
8444 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
8445 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
8446 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
8447 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
8448 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
8449 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
8450 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
8451 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
8452 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
8453 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
8454 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
8455 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
8456 Update or set attributes.
8457 (stack_tie): New fake instruction.
8459 * config/m68k/m68k.h (TUNE_CFV4): New macro.
8460 (m68k_sched_attr_size): Update declaration.
8461 (m68k_sched_attr_type2): Remove.
8462 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
8463 Declare new bypass predicates.
8465 * config/m68k/m68k.c (m68k_sched_issue_rate,
8466 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
8468 (TARGET_SCHED_ISSUE_RATE,
8469 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
8470 (override_options): Handle scheduling for ColdFire V4 core.
8471 (m68k_expand_prologue): Emit stack_tie.
8472 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
8473 'OP_TYPE_FPN'. Update all uses.
8474 (sched_guess_p): Remove.
8475 (sched_address_type): Handle symbolic addresses.
8476 (sched_get_operand): New static function.
8477 (sched_operand_type): Merge into sched_attr_op_type.
8478 (sched_attr_op_type): Handle FP registers, handle quick constants,
8480 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
8481 (m68k_sched_attr_size): Update. Move logic to ...
8482 (sched_get_attr_size_int): New static function.
8483 (sched_get_opxy_mem_type): New static function.
8484 (m68k_sched_attr_op_mem): Update.
8485 (m68k_sched_attr_type2): Remove.
8486 (sched_cfv4_bypass_data): New static variable.
8487 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
8488 (m68k_sched_issue_rate): Implement scheduler hook.
8489 (struct _sched_ib: enabled_p): New field.
8490 (m68k_sched_variable_issue): Update. Handle V4.
8491 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
8492 sched_dump_class_func_t, sched_dump_split_class,
8493 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
8494 sched_dump_dfa_class, m68k_sched_dump): Remove.
8495 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
8497 (m68k_sched_init_global): Remove statisctics dumping, introduce
8498 sanity check that all instructions have pipeline reservations. Handle
8500 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
8501 Handle ColdFire V4 core.
8502 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
8503 New static functions.
8504 (m68k_sched_address_bypass_p): New bypass predicate.
8505 (sched_get_indexed_address_scale): New static function.
8506 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
8508 * cf.md: Update comments.
8509 (define_attr type2): Remove. Use 'type' attribute instead.
8511 (cf_ib): Rename to cfv123_ib. Update all uses.
8512 (cf_oep): Rename to cfv123_oep. Update all uses.
8513 (cf_chr): Rename to cfv123_chr. Update all uses.
8514 (cf_mem): Rename to cfv123_mem. Update all uses.
8515 (cf_mac): Move to more appropriate place.
8516 (cfv123_guess): New automaton and cpu_unit.
8517 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
8518 Update uses of 'size' attribute. Handle before reload scheduling.
8519 (cfv123_guess): New dummy reservation for unhandled instructions.
8520 (cfv4_*): Pipeline description of ColdFire V4 core.
8521 (ignore): New reservation to handle 'ignore' type.
8523 2008-05-07 Ian Lance Taylor <iant@google.com>
8526 * gimplify.c (find_single_pointer_decl_1): Don't look through
8528 (find_single_pointer_decl): Adjust comments.
8530 2008-05-07 Jakub Jelinek <jakub@redhat.com>
8533 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
8534 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
8537 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
8538 integral type rather than floating point, then VIEW_CONVERT_EXPR
8539 to the floating point type.
8541 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
8543 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
8544 TFmode op0 to register.
8546 2008-05-07 Alan Modra <amodra@bigpond.net.au>
8548 * c-decl.c (grokdeclarator): Comment typo.
8550 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
8552 * tree-flow.h: Remove prototype for computed_goto_p.
8553 * tree-cfg.c (computed_goto_p): Make static.
8555 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
8558 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
8559 (contains_aligned_value_p): This. Handle _Decimal128.
8560 (ix86_function_arg_boundary): Only align _Decimal128 to its
8561 natural boundary and handle it properly.
8563 2008-05-06 Martin Jambor <mjambor@suse.cz>
8565 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
8566 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
8567 (ipcp_method_set_orig_node): Removed.
8568 (ipcp_cval_get_cvalue_type): Removed.
8569 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
8570 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
8571 (ipcp_cval_set_cvalue_type): Removed.
8572 (ipcp_cval_get_cvalue): Removed.
8573 (ipcp_cval_set_cvalue): Removed.
8574 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
8575 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
8576 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
8577 (ipcp_cval_meet): Renamed to ipa_lattice_meet
8578 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
8579 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
8580 (ipcp_get_ith_lattice): Changed parameters.
8581 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
8582 (ipcp_lattice_from_jfunc): Changed parameters.
8583 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
8584 (ipcp_method_cval_print): Added temporary variable info.
8585 (ipcp_redirect): Removed already unused local variable caller.
8586 (ipcp_redirect): New temporary variable orig_callee_info
8587 (ipcp_redirect): Removed newly unused local variable callee.
8588 (ipcp_redirect): Removed (a bit confusing) local variable type.
8589 (ipcp_insert_stage): Added local variable info.
8590 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
8592 (ipcp_formal_create): Removed.
8593 (ipcp_method_cval_set): Removed.
8594 (ipcp_propagate_stage): Renamed lattice variables.
8595 (ipcp_method_cval_set_cvalue_type): Removed.
8596 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
8597 (ipcp_print_all_lattices): Changed printed strings to refer to
8598 lattices rather than cvals.
8599 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
8600 (ipcp_propagate_const): Changed formal parameters.
8601 (build_const_val): Changed formal parameters.
8602 (ipcp_insert_stage): Removed useless variable cvalue
8603 (build_const_val): Changed formal parameters.
8604 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
8605 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
8606 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
8607 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
8608 (ipcp_print_func_profile_counts): Changed string from "method" to
8610 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
8611 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
8612 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
8613 (ipcp_structures_print): Renamed to ipcp_print_all_structures
8614 (ipcp_profile_print): Renamed to ipcp_print_profile_data
8615 (ipcp_lat_is_const): Changed parameters and made inline.
8616 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
8617 (ipcp_redirect): Renamed to ipcp_need_redirect_p
8618 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
8619 the predicate condition directly
8620 (ipcp_propagate_stage): Added local variable args. Removed local
8621 variable callee. (Both are mere code simplifications.)
8622 (ipcp_method_dont_insert_const): Renamed to
8623 ipcp_node_not_modifiable_p.
8624 (ipcp_node_not_modifiable_p): Made inline.
8625 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
8626 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
8627 (ipcp_print_all_lattices): Removed variable cvalue
8628 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
8631 2008-05-06 Olivier Hainque <hainque@adacore.com>
8633 * tree-sra.c (try_instantiate_multiple_fields): Early return
8634 if field has POINTER_TYPE.
8636 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
8638 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
8639 by using 'q' specifier for instruction.
8640 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
8642 2008-05-06 Anatoly Sokolov <aesok@post.ru>
8644 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8645 Change mode of zero_extract from QImode to HImode.
8646 (sign bit tests peepholes): (Ditto.).
8648 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
8650 * config/i386/mmx.md: Remove double backslashes from asm templates.
8651 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
8652 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8653 to handle nonimmediate operands.
8654 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
8655 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8656 to handle nonimmediate operands.
8657 (*mmx_<code>v2sf3_finite): New insn pattern.
8658 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
8659 (mmx_<code>v2sf3): New expander. Use
8660 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8661 (mmx_<plusminus_insn><mode>3): New expander. Use
8662 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8663 (*mmx_<plusminus_insn><mode>3): New insn pattern.
8664 (mmx_add<mode>3): Removed.
8665 (mmx_ssadd<mode>3): Ditto.
8666 (mmx_usadd<mode>3): Ditto.
8667 (mmx_sub<mode>3): Ditto.
8668 (mmx_sssub<mode>3): Ditto.
8669 (mmx_ussub<mode>3): Ditto.
8670 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
8671 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
8672 to handle nonimmediate operands.
8673 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
8675 (mmx_smulv4hi3_highpart): New expander. Use
8676 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8677 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
8679 (mmx_umulv4hi3_highpart): New expander. Use
8680 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8681 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
8682 (mmx_<code>v4hi3): New expander. Use
8683 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8684 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
8685 (mmx_<code>v8qi3): New expander. Use
8686 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8687 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
8688 (mmx_<code><mode>3): New expander. Use
8689 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8691 2008-05-05 Jan Hubicka <jh@suse.cz>
8693 PR tree-optimization/36118
8694 * passes.c (pass_init_dump_file): Fix dump header.
8696 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8699 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
8700 VCE for function decls.
8702 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8704 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
8706 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8708 * config/i386/i386.md (sat_plusminus): New.
8709 (plusminus_insn): Likewise.
8710 (plusminus_mnemonic): Likewise.
8712 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
8713 (*<addsub><mode>3_cc_overflow): Renamed to ...
8714 (*<plusminus_insn><mode>3_cc_overflow): This.
8715 (*<addsub>si3_zext_cc_overflow): Renamed to ...
8716 (*<plusminus_insn>si3_zext_cc_overflow): This.
8718 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
8719 (<plusminus_insn><mode>3): This.
8720 (*<addsub><mode>3): Renamed to ...
8721 (*<plusminus_insn><mode>3): This.
8722 (<sse>_vm<addsub><mode>3): Renamed to ...
8723 (<sse>_vm<plusminus_insn><mode>3): This.
8724 (sse3_h<addsub>v4sf3): Renamed to ...
8725 (sse3_h<plusminus_insn>v4sf3): This.
8726 (sse3_h<addsub>v2df3): Renamed to ...
8727 (sse3_h<plusminus_insn>v2df3): This.
8728 (<plusminus_insn><mode>3): New.
8729 (*<plusminus_insn><mode>3): Likewise.
8730 (sse2_<plusminus_insn><mode>3): Likewise.
8731 (add<mode>): Removed.
8732 (*add<mode>3): Likewise.
8733 (sse2_ssadd<mode>3): Likewise.
8734 (sse2_usadd<mode>3): Likewise.
8735 (sub<mode>3): Likewise.
8736 (*sub<mode>3): Likewise.
8737 (sse2_sssub<mode>3): Likewise.
8738 (sse2_ussub<mode>3): Likewise.
8740 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
8742 * gthr-single.h: Add in required interface elements as per gthr.h.
8743 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
8744 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
8745 Generalize UNUSED macro.
8746 (__gthread_once): Add.
8747 (__gthread_key_create): Add.
8748 (__gthread_key_delete): Add.
8749 (__gthread_getspecific): Add.
8750 (__gthread_setspecific): Add.
8752 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
8754 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
8755 the same size types for the indirect reference on the rhs, then
8758 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
8760 * config/i386/i386.md
8761 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
8762 one insn template instead of template series.
8763 (*xordi_1_rex64): Ditto.
8764 (*xordi_2_rex64): Ditto.
8766 2008-05-05 Ira Rosen <irar@il.ibm.com>
8768 PR tree-optimization/36119
8769 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
8772 2008-06-04 Jan Hubicka <jh@suse.cz>
8774 tree-optimization/36100
8775 * tree-pass.h (pass_O0_always_inline): Declare.
8776 * ipa-inline.c (inline_transform): Remove dead code.
8777 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8778 pass_O0_always_inline): New.
8779 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
8781 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
8783 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
8784 mnemonic in this_param move for TARGET_64BIT.
8786 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
8788 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
8789 (*strmovsi_rex_1): Ditto.
8790 (*strsetsi_1): Ditto.
8791 (*strsetsi_rex_1): Ditto.
8793 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
8794 adddicc expanders using SWI mode iterator.
8796 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
8799 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
8802 2008-05-04 David S. Miller <davem@davemloft.net>
8804 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
8805 (sparc*-*-linux*): Use linux.h in tm_file.
8806 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
8807 compiler defaulting to 32-bit.
8808 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
8810 * config/sparc/linux.h: Remove definitions now obtained
8811 properly from linux.h
8812 * config/sparc/linux64.h: Likewise.
8813 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
8814 don't want this setting for 32-bit builds in a biarch compiler.
8815 * doc/install.texi: Add sparc-linux to list of targets
8816 supporting --enable-targets=all.
8818 2008-05-03 Andrew Pinski <pinskia@gmail.com>
8820 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
8822 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
8824 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
8825 after V4SI_FTYPE_V8HI.
8826 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
8827 case V4SI_FTYPE_V2DF.
8829 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
8831 * doc/invoke.texi (max-flow-memory-locations): Removed.
8832 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
8834 2008-05-03 Richard Guenther <rguenther@suse.de>
8837 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
8839 2008-05-02 David S. Miller <davem@davemloft.net>
8841 * config.gcc (need_64bit_hwint): Document libcpp dependency.
8843 2008-05-02 Simon Baldwin <simonb@google.com>
8846 * c-common.h (warn_array_subscript_range): Removed.
8847 * c-common.c (warn_array_subscript_range): Ditto.
8848 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
8849 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
8851 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8853 * config/i386/i386.c (ix86_special_builtin_type): New.
8854 (bdesc_special_args): Likewise.
8855 (ix86_expand_special_args_builtin): Likewise.
8856 (ix86_init_mmx_sse_builtins): Updated.
8857 (ix86_expand_builtin): Updated.
8858 (ix86_expand_store_builtin): Removed.
8859 (ix86_expand_unop_builtin): Likewise.
8861 * config/i386/mm3dnow.h (__v2sf): Moved to ...
8862 * config/i386/mmintrin.h (__v2sf): Here.
8864 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
8866 (_mm_loadl_pi): Likewise.
8867 (_mm_storeh_pi): Replace __v2si with __v2sf.
8868 (_mm_storel_pi): Likewise.
8870 * doc/extend.texi: Correct __builtin_ia32_loadhps,
8871 __builtin_ia32_loadlps, __builtin_ia32_storehps,
8872 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
8873 __builtin_ia32_loadlpd.
8875 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8877 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
8878 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
8879 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
8880 (ix86_init_mmx_sse_builtins): Updated.
8881 (ix86_expand_args_builtin): Likewise.
8882 (ix86_expand_builtin): Likewise.
8883 (ix86_expand_unop1_builtin): Renamed to ...
8884 (ix86_expand_unop_vec_merge_builtin): This.
8886 2008-05-01 Jan Hubicka <jh@suse.cz>
8889 * ipa-inline.c (inline_generate_summary): Make static.
8890 (inline_transform): Do not call inlining at -O0; make static.
8891 * passes.c (execute_todo): Add sanity check.
8892 (execute_one_ipa_transform_pass): Execute proper flags.
8894 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
8896 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
8897 (DECL_NONADDRESSABLE_P): Likewise.
8898 * alias.c (record_component_aliases): Fix comment.
8900 2008-05-01 Simon Baldwin <simonb@google.com>
8902 * c-common.h (warn_array_subscript_range): New function.
8903 * c-common.c (warn_array_subscript_range): Ditto.
8904 * tree-vrp.c (check_array_ref): Corrected code to agree with
8905 comment, ignoring only arrays of size 0 or size 1.
8906 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
8908 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8910 * config/i386/i386.c (ix86_builtin_type): Replace
8911 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
8912 (bdesc_args): Updated.
8913 (ix86_init_mmx_sse_builtins): Likewise.
8914 (ix86_expand_args_builtin): Likewise.
8916 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
8919 * doc/extend.texi: Correct __builtin_ia32_palignr.
8921 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8924 * config/i386/i386.c (bdesc_crc32): Removed.
8925 (ix86_expand_crc32): Likewise.
8926 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
8927 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
8928 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
8929 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
8930 UINT_FTYPE_UINT_UCHAR.
8931 (bdesc_args): Updated. Add crc32 builtins.
8932 (ix86_init_mmx_sse_builtins): Updated.
8933 (ix86_expand_args_builtin): Updated to support subreg.
8935 * doc/extend.texi: Correct __builtin_ia32_crc32di.
8937 2008-05-01 Jan Hubicka <jh@suse.cz>
8939 * tree-pass.h (opt_pass): Add IPA_PASS.
8940 (varpool_node, cgraph_node): Forward declare.
8941 (ipa_opt_pass): Define.
8942 (pass_ipa_inline): Turn into ipa_opt_pass.
8943 (pass_apply_inline): Remove.
8944 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
8945 (apply_inline): Turn into ....
8946 (inline_transform): ... this one.
8947 (inline_generate_summary): New function.
8948 (pass_apply_inline): Remove.
8949 * function.h (ipa_opt_pass): Forward declare structure; typedef;
8951 (struct function): Add ipa_transforms_to_apply.
8952 * passes.c (register_one_dump_file): Work on IPA_PASS.
8953 (init_optimization_passes): Remove pass_inline_parameters and
8955 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
8956 (execute_one_pass) ... here; apply transforms when possible.
8957 (add_ipa_transform_pass, execute_ipa_summary_asses,
8958 execute_one_ipa_transform_pass): New.
8959 (execute_ipa_pass_list): Update for IPA_PASS type.
8961 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8963 * config/i386/i386.c (ix86_builtin_type): Add
8964 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
8965 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
8966 (bdesc_args): Add SSE4a builtins.
8967 (ix86_init_mmx_sse_builtins): Updated.
8968 (ix86_expand_args_builtin): Likewise.
8969 (ix86_expand_builtin): Likewise.
8971 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8973 * config/i386/i386.c (ix86_builtin_type): Add
8974 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
8975 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
8976 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
8977 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
8978 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
8979 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
8980 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
8981 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
8982 and DI_FTYPE_DI_DI_INT.
8983 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
8984 (ix86_init_mmx_sse_builtins): Updated.
8985 (ix86_expand_args_builtin): Likewise.
8986 (ix86_expand_builtin): Likewise.
8987 (ix86_expand_binop_imm_builtin): Removed.
8989 * doc/extend.texi: Correct __builtin_ia32_palignr128.
8991 2008-04-30 Richard Guenther <rguenther@suse.de>
8993 PR tree-optimization/32921
8994 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
8996 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
8998 * config/arm/arm.c (arm_unwind_emit): Use
8999 crtl->all_throwers_are_sibcalls instead of
9000 cfun->all_throwers_are_sibcalls.
9001 (arm_output_fn_unwind): Likewise.
9002 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
9003 instead of cfun->uses_pic_offset_table.
9004 (frv_expand_prologue): Likewise.
9005 (frv_frame_pointer_required): Likewise.
9006 (frv_expand_fdpic_call): Likewise.
9007 (frv_emit_movsi): Likewise.
9008 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
9009 cfun->returns_pcc_struct instead of
9010 current_function_returns_pcc_struct.
9011 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
9012 instead of cfun->calls_eh_return.
9013 (m32c_pushm_popm): Likewise.
9014 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
9015 "extern" declaration.
9017 2008-04-30 Richard Guenther <rguenther@suse.de>
9019 PR tree-optimization/21636
9020 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
9022 (evaluate_stmt): Print the likely value.
9023 (ccp_visit_stmt): Avoid excessive vertical spacing.
9025 2008-04-30 Rafael Espindola <espindola@google.com>
9027 * builtins.c (fold_call_expr): Return realret.
9028 * tree-ssa-threadedge.c
9029 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9030 __builtin_object_size.
9032 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
9034 * gcc.c (wrapper_string): New variable.
9035 (insert_wrapper): New function.
9036 (execute): New option -wrapper.
9037 * doc/invoke.texi (Overall Options): New driver option -wrapper.
9039 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
9041 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
9042 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
9043 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
9045 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
9046 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
9047 config/rs6000/e500crtres64gprctr.asm,
9048 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
9049 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
9050 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
9051 config/rs6000/e500crtsav64gprctr.asm,
9052 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
9053 config/rs6000/e500crtsavg64gprctr.asm: New files.
9054 * config/rs6000/t-ppccomm: Add build rules for new files.
9055 (LIB2FUNCS_STATIC_EXTRA): Add new files.
9056 * config/rs6000/t-netbsd: Add build rules for new files.
9057 (LIB2FUNCS_STATIC_EXTRA): New variable.
9058 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
9059 (CRTSAVRES_DEFAULT_SPEC): Likewise.
9060 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
9062 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
9064 * config/i386/i386.c (ix86_builtin_type): Add
9065 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
9066 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
9067 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
9068 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
9069 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
9070 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
9071 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
9072 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
9073 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
9074 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
9075 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
9076 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
9077 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
9078 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
9079 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
9080 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
9081 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
9082 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
9083 V1DI_FTYPE_V2SI_V2SI.
9084 (bdesc_2arg): Moved to ...
9086 (ix86_init_mmx_sse_builtins): Updated.
9087 (ix86_expand_args_builtin): Updated. Take a pointer
9088 to const struct builtin_description. Handle comparison
9090 (ix86_expand_sse_compare): Take a new argument for swapping operands.
9091 (ix86_expand_builtin): Updated.
9093 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
9094 (ssse3_pmaddubsw128): This.
9095 (ssse3_pmaddubswv4hi3): Renamed to ...
9096 (ssse3_pmaddubsw): This.
9098 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
9099 (__builtin_ia32_packssdw128): Likewise.
9100 (__builtin_ia32_packuswb128): Likewise.
9101 (__builtin_ia32_pmaddubsw): Likewise.
9102 (__builtin_ia32_pmaddubsw128): Likewise.
9104 2008-04-30 Richard Guenther <rguenther@suse.de>
9106 PR tree-optimization/14847
9107 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
9108 (recognize_bits_test): Use it.
9109 (recognize_single_bit_test): Likewise.
9111 2008-04-30 Martin Jambor <mjambor@suse.cz>
9113 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
9114 instead of setting number of formal parameters to zero.
9115 (ipcp_init_stage): Do not set the number of actual parameters to zero
9117 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
9118 which are called with variable number of arguments.
9119 (ipcp_insert_stage): Explicitely skipping all nodes which are
9120 called with variable number of arguments.
9121 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
9122 number of parameters.
9124 * ipa-prop.h (struct ipa_node_params): Added flag
9125 called_with_var_arguments
9126 (ipa_set_param_count): Added. Changed sole setter to use it.
9127 (ipa_get_param_count): Added. All readers of param_count
9128 converted to use it instead.
9129 (ipa_set_called_with_variable_arg): Added.
9130 (ipa_is_called_with_var_arguments): Added.
9131 (ipa_get_ith_param): Added. All readers of param_decls converted
9133 (ipa_set_cs_argument_count): Added, sole writer to argument_count
9135 (ipa_get_cs_argument_count): Added, all readers of argument_count
9137 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
9140 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
9141 (struct ipcp_lattice): Renamed cval_type to type
9142 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
9144 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
9145 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
9146 (ipcp_insert_stage): Changed the type of variable cvalue to tree
9147 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
9148 (build_const_val): Changed the type of parameter cvalue to tree
9149 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
9150 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
9152 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
9155 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
9156 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
9157 (ipa_add_method): Renamed to ipa_push_func_to_list
9158 (ipa_remove_method): Renamed to ipa_pop_func_from_list
9159 (ipa_callsite_param_count): Removed.
9160 (ipa_callsite_param_count_set): Removed.
9161 (ipa_callsite_param): Removed.
9162 (ipa_callsite_callee): Removed.
9163 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
9164 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
9165 (ipa_method_formal_count): Removed.
9166 (ipa_method_formal_count_set): Removed.
9167 (ipa_method_get_tree): Removed.
9168 (ipa_method_tree_map_create): Removed.
9169 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
9170 (ipa_create_param_decls_array): Creates the array itself
9171 (ipa_create_param_decls_array): Temporary variable info instead of
9173 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
9174 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
9175 (get_type): Removed.
9176 (ipa_jf_get_info_type): Removed.
9177 (ipa_node_create): Renamed to ipa_create_node_params
9178 (ipa_free): Renamed to ipa_free_all_node_params
9179 (ipa_nodes_create): Renamed to ipa_create_all_node_params
9180 (ipa_edges_create): Renamed to ipa_create_all_edge_args
9181 (ipa_edges_free): Renamed to ipa_free_all_edge_args
9182 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
9183 (ipa_free_all_node_params): Deallocation to jump_functions moved to
9184 ipa_free_all_edge_args
9185 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
9186 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
9187 (ipa_create_methodlist_node): Removed.
9188 (ipa_methodlist_method): Removed.
9189 (ipa_methodlist_method_set): Removed.
9190 (ipa_methodlist_next_method): Removed.
9191 (ipa_methodlist_next_method_set): Removed.
9192 (ipa_method_is_modified): Removed.
9193 (ipa_method_modify_create): Removed.
9194 (ipa_method_modify_init): Temporary variable info instead of a few
9196 (ipa_detect_param_modifications): Temporary variable info instead of
9198 (ipa_compute_jump_functions): Temporary variable info instead of
9200 (ipa_method_modify_set): Removed.
9201 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
9202 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
9203 than craph_node as the first parameter.
9204 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
9205 (ipa_method_modify_init): Removed.
9206 (ipa_compute_jump_functions): Added a temp variable instead of
9207 repeatadly dereferencing the cgraph_edge.aux pointer
9208 (ipa_callsite_param_set_type): Removed.
9209 (ipa_compute_jump_functions): i renamed to index and moved to
9211 (ipa_callsite_param_set_info_type_formal): Removed.
9212 (ipa_callsite_param_set_info_type): Removed.
9213 (ipa_callsite_param_map_create): Removed.
9214 (ipa_callsite_tree): Removed.
9215 (ipa_callsite_caller): Removed.
9216 (ipa_pop_func_from_list): return_method removed to return_func
9218 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
9219 prefixed all values with IPA_. Changed all users.
9220 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
9221 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
9222 and FORMAL_IPATYPE IPA_PASS_THROUGH.
9223 (union parameter_info): Renamed to jump_func_value.
9224 (union jump_func_value): Renamed value to constant
9225 (struct ipa_jump_func): Renamed info_type to value
9226 (struct ipa_node): Renamed to ipa_node_params
9227 (struct ipa_node_params): Renamed ipa_arg_num to param_count
9228 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
9229 (struct ipa_node_params): Renamed ipa_mod to modified_flags
9230 (struct ipa_edge): Renamed to ipa_edge_args
9231 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
9232 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
9233 (struct ipa_methodlist): Renamed to ipa_func_list
9234 (struct ipa_func_list): method_p renamed to node, next_method
9236 (ipa_methodlist_p): Removed, switched all users to struct pointer
9237 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
9239 2008-04-30 Alan Modra <amodra@bigpond.net.au>
9241 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
9242 (rs6000_emit_epilogue): Use backchain to restore only when we
9243 have a large frame. Make use of frame pointer to restore if we
9244 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
9246 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
9248 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
9249 Add mode to zero_extract.
9250 (sign bit tests peepholes): (Ditto.).
9252 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
9254 * config/i386/i386.c (ix86_builtins): Replace Prescott New
9255 Instructions in comments with SSE3.
9256 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
9257 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
9258 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
9259 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
9260 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
9261 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
9262 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
9263 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
9264 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
9265 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
9266 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
9267 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
9268 (bdesc_sse_args): Renamed to ...
9269 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
9270 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
9271 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
9273 (bdesc_1arg): Moved to ...
9275 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
9276 Instructions in comments with SSE3.
9277 (ix86_expand_sse_operands_builtin): Renamed to ...
9278 (ix86_expand_args_builtin): This. Updated.
9279 (ix86_expand_unop1_builtin): Update comments.
9280 (ix86_expand_builtin): Updated.
9282 2008-04-29 Richard Guenther <rguenther@suse.de>
9284 PR tree-optimization/36078
9285 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
9286 Update virtual SSA form after cleaning up the CFG.
9288 2008-04-29 Richard Guenther <rguenther@suse.de>
9291 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
9293 2008-04-29 Richard Guenther <rguenther@suse.de>
9295 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
9296 (compute_may_aliases): Do not call finalize_ref_all_pointers.
9297 (compute_flow_insensitive_aliasing): Do not treat
9298 PTR_IS_REF_ALL pointers special.
9299 (get_smt_for): Likewise.
9300 (may_alias_p): Re-structure.
9301 (is_escape_site): A ref-all pointer conversion is not an escape site.
9302 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
9303 PTR_IS_REF_ALL pointers special.
9304 * tree-ssa-structalias.h (struct alias_info): Remove
9305 ref_all_symbol_mem_tag field.
9306 (PTR_IS_REF_ALL): Remove.
9308 2008-04-29 Richard Guenther <rguenther@suse.de>
9311 * fold-const.c (extract_muldiv_1): In combining division constants
9312 make sure to never overflow.
9314 2008-04-29 Nick Clifton <nickc@redhat.com>
9316 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
9318 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9321 * optc-gen.awk: Work around HP-UX/IA awk bug.
9323 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
9325 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
9328 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
9331 * config/i386/i386.md
9332 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
9333 Change operand 1 predicate to nonimmediate_operand.
9335 2008-04-28 Jakub Jelinek <jakub@redhat.com>
9338 * dwarf2out.c (struct die_struct): Mark as chain_circular through
9340 * gengtype.c (walk_type, write_func_for_structure): Handle
9342 * doc/gty.texi: Document chain_circular.
9344 2008-04-28 Richard Guenther <rguenther@suse.de>
9346 PR tree-optimization/36066
9347 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
9350 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
9353 * config/i386/i386.md
9354 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
9355 Use match_scratch instead of match_operand for operands 3 and 4.
9357 2008-04-27 Richard Guenther <rguenther@suse.de>
9359 PR tree-optimization/18754
9360 PR tree-optimization/34223
9361 * tree-pass.h (pass_complete_unrolli): Declare.
9362 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
9363 loop size before and after unconditionally of UL_NO_GROWTH in effect.
9364 Rewrite loop into loop closed SSA form if it is not already.
9365 (tree_unroll_loops_completely): Re-structure to iterate over
9366 innermost loops with intermediate CFG cleanups.
9367 Unroll outermost loops only if requested or the code does not grow
9369 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
9370 loops are available.
9371 (tree_vectorize): Instead do so here.
9372 (tree_complete_unroll): Also unroll outermost loops.
9373 (tree_complete_unroll_inner): New function.
9374 (gate_tree_complete_unroll_inner): Likewise.
9375 (pass_complete_unrolli): New pass.
9376 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
9377 uses outside of the loop.
9378 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
9379 form if it is available.
9380 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
9381 * passes.c (init_optimization_passes): Schedule complete inner
9382 loop unrolling pass before the first CCP pass after final inlining.
9384 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
9386 * targhooks.h (default_emutls_var_fields,
9387 default_emutls_var_init): Declare.
9388 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
9389 * target.h (struct gcc_target): Add struct emutls member.
9390 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
9391 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
9392 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
9393 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
9394 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
9395 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
9396 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
9397 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
9398 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
9399 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
9400 emit debug information.
9401 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
9402 * varasm.c: Include targhooks.h.
9403 (emutls_object_section, emutls_tmpl_section): New.
9404 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
9405 (EMUTLS_SEPARATOR): New.
9407 (get_emutls_object_name): New.
9408 (default_emutls_var_fields): New, broken out of ...
9409 (get_emutls_object_type): ... here. Adjust to use target hooks.
9410 (get_emutls_init_templ_addr): Adjust to use target hooks.
9411 (emutls_decl): Adjust to use target hooks.
9412 (emutls_finish): Likewise.
9413 (default_emutls_var_init): New, broken out of ...
9414 (assemble_variable): ... here. Adjust to use target hooks.
9415 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
9417 * c-common.c (handle_section_attribute): Prevent overriding
9418 sections for emulated tls with special sections.
9419 * config/i386/i386.c (x86_64_elf_select_section): Add
9420 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
9421 (x86_64_elf_unique_section): Likewise.
9422 * config/vxworks.c: Include tree.h.
9423 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
9424 (vxworks_override_options): Set TLS scheme.
9425 * doc/tm.texi (Emulated TLS): New node.
9427 2008-04-26 Simon Baldwin <simonb@google.com>
9430 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
9431 with propagated string constants.
9433 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
9435 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
9436 constraint for operand 2 when operand 0 is memory operand.
9437 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
9438 operand 0 is memory operand.
9439 (fix_trunc<mode>_i387_with_temp): Ditto.
9440 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
9441 operand 2 when operand 1 is memory operand.
9442 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
9443 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
9444 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
9445 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9446 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
9447 operands 2,3 and 4 when operand 1 is memory operand.
9448 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
9450 (fistdi2_floor_with_temp): Ditto.
9451 (fist<mode>2_floor_with_temp): Ditto.
9452 (fistdi2_ceil_with_temp): Ditto.
9453 (fist<mode>2_ceil_with_temp): Ditto.
9454 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
9456 2008-04-26 David Daney <ddaney@avtrex.com>
9458 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
9460 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
9461 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
9462 UNSPEC_UPDATE_GOT_VERSION): Renumber.
9463 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
9464 (compare_and_swap_12): New insn.
9465 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
9466 * config/mips/mips.c (mips_force_binary): New function.
9467 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
9468 (mips_expand_compare_and_swap_12): New function.
9469 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
9471 2008-04-25 Jan Hubicka <jh@suse.cz>
9474 * cfgexpand.c (pass_expand): Turn into RTL pass.
9475 * passes.c (execute_one_pass): Do pass typechecking after execution.
9476 * tree-pass.h (pass_expand): Turn into RTL pass.
9478 * function.h (struct rtl_data): Move here fields
9479 accesses_prior_frames, calls_eh_return, saves_all_registers,
9480 has_nonlocal_goto, has_asm_statement, is_thunk,
9481 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
9482 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
9483 arg_pointer_save_area_init from struct function; turn into bool.
9484 (struct function): Move
9485 calls_eh_return, saves_all_registers, has_nonlocal_goto,
9486 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
9487 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
9488 tail_call_emit, arg_pointer_save_area_init
9489 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
9490 (current_function_returns_struct, current_function_returns_pcc_struct,
9491 current_function_calls_setjmp, current_function_calls_alloca,
9492 current_function_accesses_prior_frames,
9493 current_function_calls_eh_return, current_function_is_thunk,
9494 current_function_stdarg, current_function_profile,
9495 current_function_limit_stack, current_function_uses_pic_offset_table,
9496 current_function_uses_const_pool, current_function_has_nonlocal_label,
9497 current_function_saves_all_registers,
9498 current_function_has_nonlocal_goto,
9499 current_function_has_asm_statement): Remove accesor macros.
9500 * ra-conflict.c (global_conflicts): Update.
9501 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
9502 (suitable_for_tail_call_opt_p): Update.
9503 * builtins.c (expand_builtin_return_addr): Update.
9504 (expand_builtin_setjmp_setup): Update.
9505 (expand_builtin_nonlocal_goto): Update.
9506 * final.c (final_start_function): Update.
9507 (profile_function): Update.
9508 (leaf_function_p): Update.
9509 (only_leaf_regs_used): Update.
9510 * df-scan.c (df_get_exit_block_use_set): Update.
9511 * dojump.c (clear_pending_stack_adjust): Update.
9512 * tree-stdarg.c (gate_optimize_stdarg): Update.
9513 * gimple-low.c (lower_function_body): Update.
9514 * global.c (compute_regsets): Update.
9515 (global_alloc): Update.
9516 * dwarf2out.c (dwarf2out_begin_prologue): Update.
9517 * expr.c (expand_assignment): Update.
9518 * dse.c (dse_step0): Update.
9519 (dse_step1): Update.
9520 * c-decl.c (store_parm_decls): Update.
9521 * local-alloc.c (combine_regs): Update.
9522 (find_free_reg): Update.
9523 * function.c (assign_parms_augmented_arg_list): Update.
9524 (assign_parm_find_data_types): Update.
9525 (assign_parms): Update.
9526 (allocate_struct_function): Update.
9527 (expand_function_start): Update.
9528 (expand_function_end): Update.
9529 (get_arg_pointer_save_area): Update.
9530 (thread_prologue_and_epilogue_insns): Update.
9531 (rest_of_match_asm_constraints): Update.
9532 * stor-layout.c (variable_size): Update.
9533 * gcse.c (gcse_main): Update.
9534 (bypass_jumps): Update.
9535 * gimplify.c (gimplify_function_tree): Update.
9536 * calls.c (emit_call_1): Update.
9537 (expand_call): Update.
9538 * bt-load.c (compute_defs_uses_and_gen): Update.
9539 * except.c (sjlj_assign_call_site_values): Update.
9540 (sjlj_emit_function_enter): Update.
9541 (can_throw_external): Update.
9542 (set_nothrow_function_flags): Update.
9543 (expand_builtin_unwind_init): Update.
9544 (expand_eh_return): Update.
9545 (convert_to_eh_region_ranges): Update.
9546 (output_function_exception_table): Update.
9547 * emit-rtl.c (gen_tmp_stack_mem): Update.
9548 * cfgexpand.c (expand_used_vars): Update.
9549 (tree_expand_cfg): Update.
9550 * cfgcleanup.c (rest_of_handle_jump): Update.
9551 * explow.c (allocate_dynamic_stack_space): Update.
9552 * varasm.c (assemble_start_function): Update.
9553 (force_const_mem): Update.
9554 (mark_constant_pool): Update.
9555 * tree-optimize.c (tree_rest_of_compilation): Update.
9556 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
9557 * tree-cfg.c (notice_special_calls): Update.
9558 (is_ctrl_altering_stmt): Update.
9559 (tree_can_make_abnormal_goto): Update.
9560 (tree_purge_dead_abnormal_call_edges): Update.
9561 * config/alpha/predicates.md: Update.
9562 * config/alpha/alpha.c (alpha_sa_mask): Update.
9563 (alpha_sa_size): Update.
9564 (alpha_does_function_need_gp): Update.
9565 (alpha_expand_prologue): Update.
9566 (alpha_start_function): Update.
9567 (alpha_output_function_end_prologue): Update.
9568 (alpha_expand_epilogue): Update.
9569 * config/frv/frv.c (frv_stack_info): Update.
9570 (frv_expand_epilogue): Update.
9571 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
9572 (s390_register_info): Update.
9573 (s390_frame_info): Update.
9574 (s390_init_frame_layout): Update.
9575 (s390_can_eliminate): Update.
9576 (save_gprs): Update.
9577 * config/spu/spu.c (spu_split_immediate): Update.
9578 (need_to_save_reg): Update.
9579 (spu_expand_prologue): Update.
9580 (spu_expand_epilogue): Update.
9581 * config/sparc/sparc.md: Update.
9582 * config/sparc/sparc.c (eligible_for_return_delay): Update.
9583 (sparc_tls_got): Update.
9584 (legitimize_pic_address): Update.
9585 (sparc_emit_call_insn): Update.
9586 (sparc_expand_prologue): Update.
9587 (output_return): Update.
9588 (print_operand): Update.
9589 (sparc_function_ok_for_sibcall): Update.
9590 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
9591 * config/m32r/m32r.md: Update.
9592 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
9593 (m32r_compute_frame_size): Update.
9594 (m32r_expand_prologue): Update.
9595 (m32r_expand_epilogue): Update.
9596 (m32r_legitimize_pic_address): Update.
9597 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
9598 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9599 * config/i386/i386.c (ix86_frame_pointer_required): Update.
9601 (ix86_save_reg): Update.
9602 (ix86_compute_frame_layout): Update.
9603 (ix86_expand_prologue): Update.
9604 (ix86_expand_epilogue): Update.
9605 * config/sh/sh.c (output_stack_adjust): Update.
9606 (calc_live_regs): Update.
9607 (sh5_schedule_saves): Update.
9608 (sh_expand_prologue): Update.
9609 (sh_expand_epilogue): Update.
9610 (sh_setup_incoming_varargs): Update.
9611 (sh_allocate_initial_value): Update.
9612 (sh_get_pr_initial_val): Update.
9613 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
9614 * config/sh/sh.md (label:): Update.
9615 * config/avr/avr.c (out_movhi_mr_r): Update.
9616 * config/crx/crx.h (enum): Update.
9617 * config/xtensa/xtensa.h (along): Update.
9618 * config/stormy16/stormy16.c Update.
9619 (xstormy16_compute_stack_layout): Update.
9620 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
9621 (fr30_expand_prologue): Update.
9622 * config/cris/cris.c (cris_conditional_register_usage): Update.
9623 (cris_reg_saved_in_regsave_area): Update.
9624 (cris_initial_frame_pointer_offset): Update.
9625 (cris_simple_epilogue): Update.
9626 (cris_expand_prologue): Update.
9627 (cris_expand_epilogue): Update.
9628 (cris_expand_pic_call_address): Update.
9629 (cris_asm_output_symbol_ref): Update.
9630 (cris_asm_output_label_ref): Update.
9631 * config/cris/cris.md Update.
9632 * config/iq2000/iq2000.c (compute_frame_size): Update.
9633 (iq2000_expand_epilogue): Update.
9634 * config/mt/mt.h (save_direction): Update.
9635 * config/mn10300/mn10300.c (mn10300_function_value): Update.
9636 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
9637 (ia64_secondary_reload_class): Update.
9638 * config/m68k/m68k.c (m68k_save_reg): Update.
9639 (m68k_expand_prologue): Update.
9640 (m68k_expand_epilogue): Update.
9641 (legitimize_pic_address): Update.
9642 * config/rs6000/rs6000.c (rs6000_got_register): Update.
9643 (first_reg_to_save): Update.
9644 (first_altivec_reg_to_save): Update.
9645 (compute_vrsave_mask): Update.
9646 (compute_save_world_info): Update.
9647 (rs6000_stack_info): Update.
9648 (spe_func_has_64bit_regs_p): Update.
9649 (rs6000_ra_ever_killed): Update.
9650 (rs6000_emit_eh_reg_restore): Update.
9651 (rs6000_emit_allocate_stack): Update.
9652 (rs6000_emit_prologue): Update.
9653 (rs6000_emit_epilogue): Update.
9654 (rs6000_output_function_epilogue): Update.
9655 (output_profile_hook): Update.
9656 (rs6000_elf_declare_function_name): Update.
9657 * config/rs6000/rs6000.h (rs6000_args): Update.
9658 * config/rs6000/rs6000.md: Update.
9659 * config/mcore/mcore.c (mcore_expand_prolog): Update.
9660 * config/arc/arc.c (arc_output_function_epilogue): Update.
9661 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
9662 * config/darwin.c (machopic_function_base_name): Update.
9663 * config/score/score3.c (score3_compute_frame_size): Update.
9666 (score3_epilogue): Update.
9667 * config/score/score7.c (score7_compute_frame_size): Update.
9668 (score7_prologue): Update.
9669 (score7_epilogue): Update.
9670 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
9671 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9672 * config/arm/arm.c (use_return_insn): Update.
9673 (require_pic_register): Update.
9674 (arm_load_pic_register): Update.
9675 (arm_compute_save_reg0_reg12_mask): Update.
9676 (arm_compute_save_reg_mask): Update.
9677 (thumb1_compute_save_reg_mask): Update.
9678 (output_return_instruction): Update.
9679 (arm_output_function_prologue): Update.
9680 (arm_output_epilogue): Update.
9681 (arm_get_frame_offsets): Update.
9682 (arm_expand_prologue): Update.
9683 (thumb_pushpop): Update.
9684 (thumb_exit): Update.
9685 (thumb1_expand_prologue): Update.
9686 (thumb1_expand_epilogue): Update.
9687 (arm_unwind_emit): Update.
9688 (arm_output_fn_unwind): Update.
9689 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
9690 * config/arm/arm.md: Update.
9691 * config/pa/pa.md: Update.
9692 * config/pa/pa.c (legitimize_pic_address): Update.
9693 (compute_frame_size): Update.
9694 (hppa_expand_prologue): Update.
9695 (hppa_expand_epilogue): Update.
9696 (borx_reg_operand): Update.
9697 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
9698 (HARD_REGNO_RENAME_OK): Update.
9699 * config/mips/mips.c (mips_global_pointer): Update.
9700 (mips_save_reg_p): Update.
9701 (mips_compute_frame_info): Update.
9702 (mips_frame_pointer_required): Update.
9703 (mips_expand_prologue): Update.
9704 (mips_expand_epilogue): Update.
9705 (mips_can_use_return_insn): Update.
9706 (mips_reorg_process_insns): Update.
9707 * config/v850/v850.c (compute_register_save_size): Update.
9708 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
9709 * config/mmix/mmix.c (along): Update.
9710 (mmix_expand_epilogue): Update.
9711 * config/bfin/bfin.c (legitimize_pic_address): Update.
9712 (must_save_p): Update.
9713 (stack_frame_needed_p): Update.
9714 (add_to_reg): Update.
9715 (bfin_expand_prologue): Update.
9716 * stmt.c (expand_asm_operands): Update.
9717 * reload1.c (reload): Update.
9718 (init_elim_table): Update.
9720 2008-04-25 Bob Wilson <bob.wilson@acm.org>
9722 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
9724 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
9726 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
9727 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
9728 (mov<mode>): Removed.
9729 (*movv4sf_internal): Likewise.
9730 (*movv2df_internal): Likewise.
9732 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
9734 * config.gcc (crx-*-elf): Remove deprecation.
9736 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
9738 * config/i386/cygming-crtend.c (register_frame_ctor): Register
9739 __gcc_deregister_frame with atexit.
9740 (deregister_frame_dtor): Remove.
9742 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
9743 Nathan Sidwell <nathan@codesourcery.com>
9745 * config/rs6000/rs6000.opt (mspe): Remove Var property.
9747 * config/rs6000/rs6000.h (rs6000_spe): Declare.
9748 (rs6000_isel): Likewise.
9749 * config/rs6000/rs6000.c (rs6000_spe): New variable.
9750 (rs6000_isel): New variable.
9751 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
9753 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9756 * c-common.c (handle_vector_size_attribute): Call
9757 lang_hooks.types.reconstruct_complex_type instead of
9758 reconstruct_complex_type.
9759 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
9760 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
9761 * langhooks.h (struct lang_hooks_for_types): Add
9762 reconstruct_complex_type hook.
9763 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
9764 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
9766 2008-04-24 Richard Guenther <rguenther@suse.de>
9768 * c-common.h (check_builtin_function_arguments): Declare.
9769 * c-common.c (validate_nargs): New function.
9770 (check_builtin_function_arguments): Likewise.
9771 * c-typeck.c (build_function_call): Call
9772 check_builtin_function_arguments.
9773 * builtins.c (fold_builtin_classify): Remove error reporting code.
9774 (fold_builtin_unordered_cmp): Likewise.
9775 (fold_builtin_1): Likewise.
9776 (fold_builtin_n): Likewise.
9778 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9780 PR tree-optimization/36008
9781 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
9782 the original op1, rather than delta by step.
9784 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
9785 Sebastian Pop <sebastian.pop@amd.com>
9787 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
9788 eliminate_local_variables_stmt, eliminate_local_variables,
9789 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
9790 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
9791 of code delimited by two edges in the CFG.
9792 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
9793 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
9794 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
9795 the case of parallelisation of reductions.
9796 (expr_invariant_in_region_p): New.
9798 * tree-flow.h (gather_blocks_in_sese_region): Declared.
9799 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
9801 2008-04-24 Ira Rosen <irar@il.ibm.com>
9802 Richard Guenther <rguenther@suse.de>
9804 PR tree-optimization/36034
9805 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
9806 incapable of dealing with loads with gaps.
9808 2008-04-24 Rafael Espindola <espindola@google.com>
9810 * tree-flow.h (vrp_evaluate_conditional): Change signature.
9811 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9812 vrp_evaluate_conditional.
9813 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
9814 (vrp_evaluate_conditional): Split the cond argument.
9815 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
9816 (simplify_stmt_for_jump_threading): Update call to
9817 vrp_evaluate_conditional.
9819 2008-04-24 Ira Rosen <irar@il.ibm.com>
9821 PR tree-optimization/35982
9822 * tree-vect-analyze.c (vect_check_interleaving): Check that the
9823 interleaved data-refs are of the same type.
9825 2008-04-24 Danny Smith <dannysmith@users.net>
9827 * c-format.c (check_format_info_main): Use strncmp rather than a
9828 magic prefix to handle multichar length specs.
9829 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
9830 Don't prefix "I64" and "I32" with '\0'.
9832 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9835 * config/i386/i386.c (init_cumulative_args): Don't pass anything
9836 in registers for -m32 only if stdarg_p (fntype).
9838 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
9840 PR rtl-optimization/36006
9841 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
9842 temp to op0 in order to avoid invalid rtx sharing.
9844 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9846 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
9847 check TREE_INVARIANT.
9848 * tree-gimple.c (is_gimple_address): New.
9849 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
9850 * tree-gimple.h (is_gimple_address): New.
9851 * tree.h (decl_address_invariant_p): New.
9852 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
9853 (build_string): Likewise.
9854 (decl_address_invariant_p): New, from is_gimple_invariant_address.
9855 (tree_invariant_p_1): Likewise.
9856 (save_expr): Use it.
9857 (tree_invariant_p): New.
9858 (skip_simple_arithmetic): Use it.
9859 (stabilize_reference_1): Use it.
9860 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
9862 (build1_stat): Drop code to compute TREE_INVARIANT.
9863 (build2_stat): Drop code to compute TREE_INVARIANT.
9864 (build3_stat): Drop code to compute TREE_INVARIANT.
9865 (build4_stat): Drop code to compute TREE_INVARIANT.
9866 (build5_stat): Drop code to compute TREE_INVARIANT.
9867 (build7_stat): Drop code to compute TREE_INVARIANT.
9868 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
9869 * tree.h (struct tree_base): Remove invariant_flag.
9870 (TREE_INVARIANT): Remove.
9871 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
9872 (fold_builtin_expect): Check TREE_CONSTANT.
9873 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
9874 * c-tree.h (c_expr_to_decl): Drop third parameter.
9875 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
9876 (build_c_cast): Don't set TREE_INVARIANT.
9877 (pop_init_level): Don't set TREE_INVARIANT.
9878 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
9879 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
9881 (gimplify_init_constructor): Don't set TREE_INVARIANT.
9882 (gimplify_addr_expr): Adjust comment.
9883 * tree-mudflap.c (mf_build_string):
9884 * print-tree.c (print_node): Don't print TREE_INVARIANT.
9885 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
9886 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
9887 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
9888 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
9889 * langhooks.h (struct lang_hooks): Drop third parameter from
9892 2008-04-23 Richard Guenther <rguenther@suse.de>
9894 PR tree-optimization/27799
9895 PR tree-optimization/32921
9896 PR tree-optimization/32624
9897 * tree-ssa-structalias.c (merge_smts_into): Only merge the
9898 SMTs aliases and the tag itself into the solution.
9899 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
9900 merge the points-to solution back into the SMT aliases.
9901 (may_alias_p): Use alias_set_subset_of instead of
9902 aliases_conflict_p. A pointer which points to
9903 memory with alias set zero may access any variable.
9905 2008-04-23 Richard Guenther <rguenther@suse.de>
9907 * alias.c (alias_set_subset_of): Correctly handle asking
9908 if zero is a subset of an alias set with zero child.
9909 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
9910 (compute_flow_insensitive_aliasing): Correctly walk all
9911 pointers. Do not unnecessarily union sets.
9913 2008-04-23 Richard Guenther <rguenther@suse.de>
9916 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
9918 2008-04-22 Tomas Bily <tbily@suse.cz>
9920 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
9922 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
9924 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9925 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9926 * tree-inline.c (estimate_num_insns_1): Likewise.
9927 * varasm.c (const_hash_1, compare_constant, copy_constant)
9928 (compute_reloc_for_constant, output_addressed_constants): Likewise.
9929 * emit-rtl.c (component_ref_for_mem_expr)
9930 (set_mem_attributes_minus_bitpos): Likewise.
9931 * expr.c (highest_pow2_factor, expand_expr_real_1, )
9932 (is_aligning_offset): Likewise.
9933 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
9934 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9935 * dojump.c (do_jump): Likewise.
9936 * builtins.c (get_pointer_alignment, get_memory_rtx)
9937 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
9938 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
9940 2008-04-23 Jakub Jelinek <jakub@redhat.com>
9942 PR rtl-optimization/36017
9943 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
9944 expanding the library call.
9946 2008-04-22 Ian Lance Taylor <iant@google.com>
9948 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
9951 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
9953 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
9954 of LR/CTR moves for Power6.
9956 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9959 * passes.c (init_optimization_passes): Remove
9960 pass_fast_rtl_byte_dce.
9962 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
9965 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
9966 builtin functions to generate faster code.
9967 (_mm_cvtpu16_ps): Ditto.
9968 (_mm_cvtpi32x2_ps): Ditto.
9970 2008-04-22 Nick Clifton <nickc@redhat.com>
9972 * common.opt (ftree-loop-distribution): Add Optimization
9975 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
9976 (frv_expand_builtin_va_start): Likewise.
9978 * config/arm/arm.c (thumb_find_work_register): Fix location of
9979 argument register count.
9981 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9983 Support scheduling for ColdFire V1 and V3 microarchitecture.
9984 Improve scheduling of multiplication instructions.
9986 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
9987 (mac): New instruction attribute.
9988 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
9989 (m68k_sched_mac): New variable.
9990 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
9991 Handle cfv1 and cfv3.
9992 (max_insn_size): New static variable.
9993 (struct _sched_ib): New type.
9994 (sched_ib): New static variable.
9995 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
9996 to fields of 'struct _sched_ib sched_ib'. Update all uses.
9997 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
9999 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
10000 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
10001 new variables. Update.
10002 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10003 Add modeling of cfv3 instruction buffer. Update.
10004 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
10005 * config/m68k/m68k.h (TUNE_CFV3): New macro.
10006 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
10007 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
10008 a particular reservation applies to.
10009 (type2): Reorganize attribute values. Rename alu to alu_reg,
10010 alu_l to alu, move_l to omove. Join move to alu. Split mul
10011 to mul_l and mul_w.
10012 (cf_ib_*): Simplify description of instruction buffer.
10013 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
10014 (cf_mem): Split into cf_mem1 and cf_mem2.
10015 (cf_v2_move_??): Rename to cfv12_alu_??.
10016 (cf_v2_move_l_??): Rename to cfv12_omove_??.
10017 (cf_v2_mul_??): Remove reservations.
10018 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
10019 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
10020 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
10022 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
10023 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
10024 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
10025 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
10026 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
10027 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
10028 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
10029 expansions of the above reservations for instructions of sizes
10032 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10034 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
10036 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
10038 * coverage.c: Include tree-pass.h.
10039 (coverage_counter_alloc): Print da_file_name to the dump file.
10041 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
10043 * sbitmap.c (sbitmap_range_empty_p): New function.
10044 * sbitmap.h (sbitmap_range_empty_p): New function.
10045 * bitmap.h: Now includes obstack.h.
10047 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
10048 Kenneth Zadeck <zadeck@naturalbridge.com>
10050 * dbgcnt.def (ra_byte_scan): Added.
10051 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
10052 when the last hit happens for a counter.
10053 * timevar.def (TV_DF_BYTE_LR): New variable.
10054 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
10055 * passes.c (pass_fast_rtl_byte_dce): New pass.
10056 * fwprop.c (update_df): Added mode to call df_ref_create.
10057 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
10058 DF_REF_EXTRACT_OFFSET.
10059 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
10060 DF_BYTE_LR_OUT, df_byte_lr): New macro.
10062 (df_ref_extract): Added mode field.
10063 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
10064 DF_REF_EXTRACT_OFFSET.
10065 (DF_REF_EXTRACT_MODE): New macro.
10066 (df_byte_lr_bb_info): New structure.
10067 (df_print_byte_regset, df_compute_accessed_bytes,
10068 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
10069 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
10070 df_byte_lr_simulate_uses,
10071 df_byte_lr_simulate_artificial_refs_at_top,
10072 df_byte_lr_simulate_artificial_refs_at_end,
10073 df_compute_accessed_bytes): New function.
10074 (df_ref_create): Add parameter.
10075 (df_byte_lr_get_bb_info): New inline function.
10076 * df-scan.c (df_ref_record, df_uses_record,
10077 df_ref_create_structure): Added mode parameter.
10078 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
10079 df_defs_record, df_uses_record, df_get_conditional_uses,
10080 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
10081 df_entry_block_defs_collect, df_exit_block_uses_collect):
10082 Added mode parameter to calls to df_ref_record, df_uses_record,
10083 df_ref_create_structure.
10084 (df_ref_equal_p, df_ref_compare): Added test for modes.
10085 (df_ref_create_structure): Added code to set mode. Renamed
10086 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
10087 DF_REF_EXTRACT_OFFSET.
10088 * df-core.c (df_print_byte_regset): New function.
10089 * df-byte-scan.c: New file.
10090 * df-problems.c (df_rd_transfer_function): Removed unnecessary
10091 calls to BITMAP_FREE.
10092 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
10093 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
10094 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
10095 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
10096 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
10097 df_byte_lr_local_compute, df_byte_lr_init,
10098 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
10099 df_byte_lr_transfer_function, df_byte_lr_free,
10100 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
10101 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
10102 df_byte_lr_simulate_uses,
10103 df_byte_lr_simulate_artificial_refs_at_top,
10104 df_byte_lr_simulate_artificial_refs_at_end): New function.
10105 * dce.c (byte_dce_process_block): New function.
10106 (dce_process_block): au is now passed in rather than computed
10107 locally. Changed loops that look at artificial defs to not look
10108 for conditional or partial ones, because there never are any.
10109 (fast_dce): Now is able to drive byte_dce_process_block or
10110 dce_process_block depending on the kind of dce being done.
10111 (rest_of_handle_fast_dce): Add parameter to fast_dce.
10112 (rest_of_handle_fast_byte_dce): New function.
10113 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
10114 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
10116 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
10119 * gcc.h: Added fortran options that take arguments to
10120 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
10123 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
10125 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
10126 scalarization if on the LHS and not a full access.
10128 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10130 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
10132 2008-04-18 Rafael Espindola <espindola@google.com>
10134 * tree-vrp.c (find_case_label_index): Fix the binary search.
10135 (find_case_label_range): New.
10136 (vrp_visit_switch_stmt): Use find_case_label_range.
10137 (simplify_switch_using_ranges): Use find_case_label_range.
10139 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
10141 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
10142 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
10144 2008-04-18 Tom Tromey <tromey@redhat.com>
10147 * doc/cpp.texi (Implementation-defined behavior): Mention
10150 2008-04-18 Ian Lance Taylor <iant@google.com>
10152 * fold-const.c (pointer_may_wrap_p): New static function.
10153 (fold_comparison): Add another test for pointer overflow. Use
10154 pointer_may_wrap_p to disable some false positives.
10156 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
10158 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
10159 (fname_as_string): Match updated cpp_interpret_string prototype.
10160 (fix_string_type): Support char16_t* and char32_t*.
10161 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
10162 derivative) nodes. Register as builtin if C++0x.
10163 (c_parse_error): Support CPP_CHAR{16,32}.
10164 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
10165 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
10166 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
10167 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
10168 CTI_CHAR32_ARRAY_TYPE>: New elements.
10169 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
10170 char32_type_node, signed_char32_type_node, char16_array_type_node,
10171 char32_array_type_node): New defines.
10172 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
10173 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
10174 (lex_string): Support CPP_STRING{16,32}, match updated
10175 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
10176 (lex_charconst): Support CPP_CHAR{16,32}.
10177 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
10178 and CPP_STRING{16,32}.
10180 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
10183 * aclocal.m4: Regenerate.
10184 * configure: Regenerate.
10186 2008-04-18 Jan Hubicka <jh@suse.cz>
10188 * except.c (dw2_size_of_call_site_table,
10189 sjlj_size_of_call_site_table): Use vector API for call_site_record.
10191 * cgraphbuild.c (build_cgraph_edges): Update.
10192 * tree-pass.h: Update comment.
10193 * final.c (leaf_function_p): Update.
10194 (leaf_renumber_regs): Update.
10195 (rest_of_clean_state): Update.
10196 * omp-low.c (expand_omp_parallel): Update.
10197 * ipa-reference.c (analyze_function): Update.
10198 * reorg.c (find_end_label): Update.
10199 (optimize_skip): Update.
10200 (fill_simple_delay_slots): Update.
10201 (fill_simple_delay_slots): Update.
10202 (make_return_insns): Update.
10203 (dbr_schedule): Update.
10204 * gimple-low.c (record_vars_into): Update.
10205 * cfgbuild.c (make_edges): Update.
10206 * function.c (assign_stack_local): Update.
10207 (assign_parm_adjust_stack_rtl): Update.
10208 (locate_and_pad_parm): Update.
10209 (allocate_struct_function): Do not initialize stack_alignment_needed
10210 and preferred_stack_boundary here.
10211 (stack_protect_prologue): Update.
10212 (stack_protect_epilogue): Update.
10213 (expand_function_start): Initialize stack_alignment_needed,
10214 preferred_stack_boundary and max_jumptable_ents.
10215 (expand_function_end): Update.
10216 (free_after_compilation): Do not NULLify epilogue_delay_list.
10217 * function.h (struct rtl_data): Add stack_protect_guard,
10218 stack_alignment_needed,
10219 preferred_stack_boundary, epilogue_delay_list.
10220 (struct function): Remove value_histograms, stack_alignment_needed,
10221 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
10223 unexpanded_var_list, stack_protect_guard.
10224 (current_function_epilogue_delay_list): Remove.
10225 * ipa-type-escape.c (analyze_function): Update.
10226 * gimplify.c (pop_gimplify_context): Update comment.
10227 * calls.c (expand_call): Update.
10228 (emit_library_call_value_1): Update.
10229 * except.c (set_nothrow_function_flags): Update.
10230 * cfgexpand.c (get_decl_align_unit): Update.
10231 (create_stack_guard): Update.
10232 (estimated_stack_frame_size): Update.
10233 (expand_used_vars): Update.
10234 (tree_expand_cfg): Free histogram earliers, init expansion variables.
10235 * explow.c (allocate_dynamic_stack_space): Update.
10236 * tree-ssa-live.c (remove_unused_locals): Update.
10237 * varasm.c (mark_constant_pool): Update.
10238 * tree-inline.c (remap_decls): Update.
10239 (initialize_cfun): Update.
10240 (declare_return_variable): Update.
10241 (inline_forbidden_p): Update.
10242 (expand_call_inline): Update.
10243 (declare_inline_vars): Update.
10244 (tree_function_versioning): Update.
10245 * tree-flow.h (value_histograms): New.
10246 (VALUE_HISTOGRAMS): New macro.
10247 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
10249 * tree-cfg.c (set_bb_for_stmt): Update.
10250 (replace_by_duplicate_decl): Update.
10251 (move_block_to_fn): Update.
10252 (new_label_mapper): Update.
10253 (dump_function_to_file): Update.
10254 * ipa-struct-reorg.c (build_data_structure): Update.
10255 * cfgrtl.c (print_rtl_with_bb): Update.
10256 * reload1.c (reload): Update.
10258 * config/i386/i386.c (setup_incoming_varargs_64,
10259 ix86_compute_frame_layout): Update.
10260 * config/arc/arc.c (arc_output_function_epilogue): Update.
10262 2008-04-18 Marius Strobl <marius@FreeBSD.org>
10264 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
10265 for FreeBSD as well.
10266 * gthr-posix95.h: Likewise.
10268 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
10270 PR rtl-optimization/35838
10271 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
10272 out the byte offset of the first subreg.
10274 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
10276 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
10277 to split_ti instead of three separate calls with single member arrays.
10278 (subti3 splitter): Ditto.
10279 (adddi3 splitter): Ditto with split_di.
10280 (subdi3 splitter): Ditto.
10281 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
10282 two separate calls with single member arrays. Swap match_dup
10283 operands 1 and 2 to better fit into the array.
10284 (negdi2 splitter): Ditto with split_di.
10285 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
10286 two separate calls with single member arrays. Swap match_dup operands
10287 6 and 7 to better fit into the array.
10289 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
10291 * config/i386/i386.c (sse_builtin_type): New.
10292 (bdesc_sse_args): Likewise.
10293 (bdesc_sse_3arg): Removed.
10294 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
10295 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
10296 IX86_BUILTIN_ROUNDPS.
10297 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
10298 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
10299 IX86_BUILTIN_ROUNDPS.
10300 (ix86_expand_sse_4_operands_builtin): Removed.
10301 (ix86_expand_sse_operands_builtin): New.
10302 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
10303 and CODE_FOR_sse4_1_roundps.
10304 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
10305 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
10307 2008-04-17 Alan Modra <amodra@bigpond.net.au>
10310 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
10311 regs before frame pop when needed. If use_backchain_to_restore_sp
10312 then load backchain into a temp reg to restore vr and vrsave. Add
10313 code to restore vr after frame pop if possible.
10315 2008-04-17 Richard Guenther <rguenther@suse.de>
10317 * tree-vn.c (expressions_equal_p): Do not check type
10318 equality or compatibility before calling operand_equal_p.
10319 * fold-const.c (operand_equal_p): Check equivalence of
10320 integer constants before bailing out due to signedness or
10321 precision differences.
10322 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
10323 spurious differences in type qualification. Ignore types
10324 for COMPONENT_REFs at all.
10326 2008-04-17 Christian Bruel <christian.bruel@st.com>
10328 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
10329 msw_skip comparison.
10331 2008-04-16 Jakub Jelinek <jakub@redhat.com>
10334 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
10337 PR tree-optimization/35899
10338 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
10339 rather than TREE_OPERAND.
10341 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
10344 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
10345 temporary registers. Change operand predicate to general_operand.
10346 (remainderxf3): Ditto.
10348 2008-04-16 Richard Guenther <rguenther@suse.de>
10350 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
10351 * tree-affine.c (aff_combination_expand): Look through some
10354 2008-04-15 Doug Kwan <dougkwan@google.com>
10356 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
10358 * tree-pretty-print.c (dump_generic_node): Ditto.
10359 * final.c (output_addr_const): Ditto.
10360 * dwarf2out.c (output_cfi): Ditto.
10361 * c-pretty-print.c (pp_c_integer_constant): Ditto.
10362 * print-rtl.c (print_rtx): Ditto.
10363 * print-tree.c (print_node_brief, print_node): Ditto.
10364 * c-common.c (match_case_to_enum_1): Ditto.
10365 * sched-vis.c (print_value): Ditto.
10366 * config/i386/i386.c (print_operand): Cast to long unsigned int
10369 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
10370 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
10371 MS Windows VirtualProtect function.
10373 2008-04-15 Jan Hubicka <jh@suse.cz>
10375 * gengtype.c (write_root): Param_is argument is OK.
10376 * expr.c (expand_expr_real_1): Update call of get_exception_*.
10377 * function.h: Include varray.h
10378 (rtl_eh): New stucture based on except.c one.
10379 (call_site_record): New forward declaration and vector type.
10380 * calls.c (emit_call_1): Do not call
10381 note_current_region_may_contain_throw.
10382 * except.c (eh_status): Remove cur_region, try_region since they are
10384 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
10385 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
10386 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
10387 Remove call_site_data_used, call_site_data_size.
10388 Turn call_site_record into vector in function.h.
10389 (note_current_region_may_contain_throw): Remove.
10390 (get_exception_pointer, get_exception_filter): Do not take struct
10391 function argument; update.
10392 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
10393 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
10394 build_post_landing_pads, dw2_build_landing_pads,
10395 sjlj_assign_call_site_values, sjlj_mark_call_sites,
10396 sjlj_emit_function_enter, sjlj_emit_function_enter,
10397 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
10398 sjlj_build_landing_pads, finish_eh_generation,
10399 remove_exception_handler_label, remove_eh_handler,
10400 maybe_remove_eh_handler, add_reachable_handler,
10401 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
10402 add_action_record, collect_one_action_chain, add_call_site,
10403 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
10404 sjlj_output_call_site_table, output_function_exception_table,
10405 * except.h (note_current_region_may_contain_throw): Remove
10406 (get_exception_pointer, get_exception_filter): Do not take struct
10408 * Makefile.in (GTFILES): Put varargs before struct function.
10410 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
10412 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
10413 punt for STRING_CST.
10414 (get_constraint_for): Deal with STRING_CST here instead.
10416 2008-04-15 Richard Guenther <rguenther@suse.de>
10418 * tree-ssa-propagate.c (substitute_and_fold): Substitute
10419 statements in a basic-block with a backward walk. Do not
10420 substitute into dead statements but instead remove those.
10422 2008-04-15 Richard Guenther <rguenther@suse.de>
10424 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
10425 to zero, thus disable creation of SFTs.
10427 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
10429 * tree-predcom.c (suitable_reference_p): Return false if the
10430 reference can throw.
10432 2008-04-15 Jakub Jelinek <jakub@redhat.com>
10435 * c-decl.c (finish_decl): If extern or static var has variable
10436 size, set TREE_TYPE (decl) to error_mark_node.
10438 2008-04-15 Rafael Espindola <espindola@google.com>
10440 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
10443 2008-04-15 Richard Guenther <rguenther@suse.de>
10445 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10446 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
10447 (visit_reference_op_load): Do walk vuse-vdef chains on
10448 vn_reference_lookup.
10449 (visit_reference_op_store): But do not here.
10450 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
10451 vn_reference_lookup.
10452 (vn_lookup_with_vuses): But do so here.
10454 2008-04-14 Ian Lance Taylor <iant@google.com>
10456 * fold-const.c (fold_overflow_warning): Remove assertion.
10458 2008-04-15 Ben Elliston <bje@au.ibm.com>
10460 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
10461 temp1 local variables.
10463 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
10466 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
10467 ".text.unlikely" section as executable.
10469 2008-04-14 James E. Wilson <wilson@tuliptree.org>
10471 * config/ia64/ia64.c (rtx_needs_barrier): Handle
10472 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
10473 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
10474 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
10475 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
10476 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
10477 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
10479 2008-04-14 Ian Lance Taylor <iant@google.com>
10481 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
10482 * fold-const.c (fold_comparison): If appropriate, test
10483 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
10484 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
10485 reassociating a pointer type.
10486 * doc/invoke.texi (Optimize Options): Document that
10487 -fstrict-overflow applies to pointer wraparound.
10489 2008-04-13 Jan Hubicka <jh@suse.cz>
10491 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
10493 2008-04-12 Andrew Pinski <pinskia@gmail.com>
10495 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
10496 we are going to "save the world".
10498 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
10500 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
10501 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
10502 operand 0 constraint, not "=".
10504 2008-04-11 James E. Wilson <wilson@tuliptree.org>
10506 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
10508 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10510 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
10511 of size of positions_needed * CHAR_BIT.
10513 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10515 PR middle-end/35897
10516 * dse.c (store_info): Change positions_needed to unsigned
10518 (lowpart_bitmask): New.
10519 (record_store): Cast to unsigned HOST_WIDE_INT for
10520 positions_needed. Assert width <= size of positions_needed *
10521 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
10522 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
10523 lowpart_bitmask to set mask.
10525 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10527 * config/bfin/constraints.md: New file.
10528 * config/bfin/bfin.md: Include it.
10529 (adddi3): Use satisfies_constraint functions instead of the old macros.
10530 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
10531 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
10532 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
10533 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
10534 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
10535 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
10536 EXTRA_CONSTRAINT): Delete.
10537 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
10538 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
10540 * config/bfin/bfin.c: Include "tm-constrs.h".
10541 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
10542 Use satisfies_constraint functions instead of the old macros.
10543 * doc/md.texi (Blackfin Constraints): Update file name reference.
10545 2008-04-11 Richard Guenther <rguenther@suse.de>
10547 PR tree-optimization/35869
10548 * tree-vrp.c (execute_vrp): Move switch statement update after
10549 jump threading. Schedule another cfg cleanup run.
10551 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
10554 * attribs.c (decl_attributes): Return early on errorneous node.
10556 2008-04-10 Oleg Ryjkov <olegr@google.com>
10558 * tree.h (struct tree_base): Added a new flag default_def_flag.
10559 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
10561 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
10563 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
10565 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10568 * pa.md: Define mode iterator P. Define mode attribute dwc.
10569 (dcacheflush): Update pattern to use iterator P and attribute dwc.
10570 (icacheflush): Likewise.
10571 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
10572 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
10574 2008-04-11 Ben Elliston <bje@au.ibm.com>
10576 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
10578 2008-04-10 Rafael Espindola <espindola@google.com>
10580 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
10581 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
10582 (extract_range_from_expr): The same.
10584 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10586 * config/mips/mips.md (GPR2): New mode iterator.
10587 (seq): Add comment.
10588 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
10589 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
10590 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
10591 Rewrite these to take two modes, the mode of comparison and the
10592 mode of the destination.
10593 * config/mips/mips.c (mips_expand_scc): Instead of having
10594 paradoxical subreg as destination, expand "narrowing" scc if mode
10595 of comparison is SI and target is requested in DI mode.
10596 (mips_emit_int_order_test): Update comment. Make mode of
10597 comparison match CMP0 rather than TARGET. When creating inverse
10598 target use mode of TARGET.
10600 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10602 * gcov-dump.c (tag_summary): Only print summaries for the first
10603 GCOV_COUNTERS_SUMMABLE counters.
10605 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
10607 * config/i386/i386.md (absneg): New code iterator.
10608 (absnegprefix): New code attribute.
10609 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
10610 patterns using absneg code iterator.
10611 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
10612 using absneg code iterator.
10613 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
10614 *neg<mode>2 patterns using absneg code iterator.
10615 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10616 *negextendsfdf2 patterns using absneg code iterator.
10617 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
10618 *negextendsfxf2 patterns using absneg code iterator.
10619 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10620 *negextendsfdf2 patterns using absneg code iterator.
10621 * config/i386/sse.md (<code><mode>2): Macroize expander from
10622 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
10624 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
10626 * config/s390/s390.h: Remove the remains of the recent search
10627 & replace action of current_function_outgoing_args_size.
10629 2008-04-10 Ira Rosen <irar@il.ibm.com>
10631 PR tree-optimization/35821
10632 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
10633 NEW_STMT_LIST is not NULL.
10635 2008-04-09 David Edelsohn <edelsohn@gnu.org>
10638 * toplev.c (process_options): Remove -ffunction-sections debugging
10641 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
10643 PR middle-end/PR28690
10644 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
10645 than gen_rtx_fmt_ee to perform more canonicalizations.
10647 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10650 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
10652 2008-04-09 Richard Guenther <rguenther@suse.de>
10654 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
10655 (dump_function_to_file): Dump function arguments with types.
10657 2008-04-08 Richard Guenther <rguenther@suse.de>
10659 * fold-const.c (fold_widened_comparison): Do not allow
10660 sign-changes that change the result.
10662 2008-04-08 Janis Johnson <janis187@us.ibm.com>
10665 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
10666 kinds of indirect references.
10668 2008-04-08 David Edelsohn <edelsohn@gnu.org>
10670 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
10671 GNU Fortran language string.
10673 2008-04-08 Rafael Espindola <espindola@google.com>
10675 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
10676 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
10677 * tree.h (tree_call_nonnegative_warnv_p): New.
10679 2008-04-08 Jan Hubicka <jh@suse.cz>
10681 * function.c (free_after_compilation): Clear out regno_reg_rtx
10684 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
10687 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10689 PR middle-end/PR28690
10690 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
10691 same precedence as REG_POINTER and MEM_POINTER operands.
10693 2008-04-08 Richard Guenther <rguenther@suse.de>
10695 PR middle-end/35834
10696 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
10697 for adding index to base.
10699 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
10701 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
10702 (MINGW_ENABLE_EXECUTE_STACK): New.
10703 (IN_LIBGCC2): For libgcc include windows.h file for
10704 function declarations.
10706 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
10708 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
10709 and tem2 if tem1 is not a REG or MULT.
10711 2008-04-08 Jan Hubicka <jh@suse.cz>
10713 * function.h (incomming_args): Break out of struct function.
10714 (function_subsections): Break out of struct function.
10715 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
10716 return_rtx and hard_reg_initial_vals from struct function.
10717 Kill inl_max_label_num.
10718 (current_function_pops_args, current_function_args_info,
10719 current_function_args_size, current_function_args_size,
10720 current_function_pretend_args_size,
10721 current_function_outgoing_args_size,
10722 current_function_internal_arg_pointer, current_function_return_rtx):
10723 Kill compatibility accestor macros.
10724 * builtins.c (expand_builtin_apply_args_1): Update.
10725 (expand_builtin_next_arg): Update.
10726 * df-scan.c (df_get_call_refs): Update.
10727 * dbxout.c (dbxout_function_end): Update.
10728 * dwarf2out.c (dwarf2out_switch_text_section): Update.
10729 (output_line_info): Update.
10730 (secname_for_decl): Update.
10731 (dwarf2out_var_location): Update.
10732 * function.c (free_after_compilation): Update.
10733 (assign_parm_find_stack_rtl): Update.
10734 (assign_parms): Update.
10735 (expand_dummy_function_end): Update.
10736 (expand_function_end): Update.
10737 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
10738 (expand_call): Update.
10739 (emit_library_call_value_1): Update.
10740 (store_one_arg): Update.
10741 * varasm.c (initialize_cold_section_name): Update.
10742 (unlikely_text_section): Update.
10743 (unlikely_text_section_p): Update.
10744 (assemble_start_function): Update.
10745 (assemble_end_function): Update.
10746 (default_section_type_flags): Update.
10747 (switch_to_section): Update.
10748 * integrate.c (set_decl_abstract_flags): Update.
10749 (get_hard_reg_initial_val): Update.
10750 (has_hard_reg_initial_val): Update.
10751 (allocate_initial_values): Update.
10752 * resource.c (init_resource_info): Update.
10753 * config/alpha/alpha.c (NUM_ARGS): Update.
10754 (direct_return): Update.
10755 (alpha_va_start): Update.
10756 (alpha_sa_size): Update.
10757 (alpha_initial_elimination_offset): Update.
10758 (alpha_expand_prologue): Update.
10759 (alpha_start_function): Update.
10760 (alpha_expand_epilogue): Update.
10761 (unicosmk_initial_elimination_offset):
10762 * config/alpha/alpha.md (call expander): Update.
10763 * config/s390/s390.c (s390_register_info): Update.
10764 (s390_register_info): Update.
10765 (s390_frame_info): Update.
10766 (s390_initial_elimination_offset): Update.
10767 (s390_build_builtin_va_list): Update.
10768 (s390_va_start): Update.
10769 * config/spu/spu.c (direct_return): Update.
10770 (spu_expand_prologue): Update.
10771 (spu_initial_elimination_offset): Update.
10772 (spu_build_builtin_va_list): Update.
10773 (spu_va_start): Update.
10774 * config/sparc/sparc.c (sparc_init_modes): Update.
10775 (sparc_compute_frame_size): Update.
10776 (function_value): Update.
10777 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
10778 * config/i386/i386.md (return expander): Update.
10779 * config/i386/i386.c (ix86_va_start): Update.
10780 (ix86_can_use_return_insn_p): Update.
10781 (ix86_compute_frame_layout): Update.
10782 (ix86_expand_epilogue): Update.
10783 * config/sh/sh.c (output_stack_adjust): Update.
10784 (calc_live_regs): Update.
10785 (sh_expand_prologue): Update.
10786 (sh_builtin_saveregs): Update.
10787 (sh_va_start): Update.
10788 (initial_elimination_offset): Update.
10789 (sh_allocate_initial_value): Update.
10790 (sh_function_ok_for_sibcall): Update.
10791 (sh_get_pr_initial_val): Update.
10792 * config/sh/sh.md (return expander): Update.
10793 * config/avr/avr.c (frame_pointer_required_p): UPdate.
10794 * config/crx/crx.c (crx_compute_frame): UPdate.
10795 (crx_initial_elimination_offset): UPdate.
10796 * config/xtensa/xtensa.c (compute_frame_size): Update
10797 (xtensa_builtin_saveregs): Update.
10798 (xtensa_va_start): Update.
10799 (order_regs_for_local_alloc): Update.
10800 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
10801 (xstormy16_expand_builtin_va_start): Update.
10802 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
10803 * config/m68hc11/m68hc11.md (return expanders): Update.
10804 * config/m68hc11/m68hc11.c (expand_prologue): Update.
10805 (expand_epilogue): Update.
10806 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
10807 (cris_simple_epilogue): Update.
10808 (cris_expand_prologue): Update.
10809 (cris_expand_epilogue): Update.
10810 * config/iq2000/iq2000.c (iq2000_va_start): Update.
10811 (compute_frame_size): Update.
10812 * config/mt/mt.c (mt_compute_frame_size): Update.
10813 * config/mn10300/mn10300.c (expand_prologue): Update.
10814 (expand_epilogue): Update.
10815 (initial_offset): Update.
10816 (mn10300_builtin_saveregs):
10817 * config/mn10300/mn10300.md (return expander): Update.
10818 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10819 (ia64_initial_elimination_offset): Update.
10820 (ia64_initial_elimination_offset): Update.
10821 (ia64_expand_prologue): Update.
10822 * config/m68k/m68k.md (return expander): Update.
10823 * config/rs6000/rs6000.c (rs6000_va_start): Update.
10824 (rs6000_stack_info): Update.
10825 * config/mcore/mcore.c (layout_mcore_frame): Update.
10826 (mcore_expand_prolog): Update.
10827 * config/arc/arc.c (arc_compute_frame_size): Update.
10828 * config/score/score3.c (score3_compute_frame_size): Update.
10829 * config/score/score7.c (score7_compute_frame_size): Update.
10830 * config/arm/arm.c (use_return_insn): Update.
10831 (thumb_find_work_register): Update.
10832 (arm_compute_save_reg_mask): Update.
10833 (arm_output_function_prologue): Update.
10834 (arm_output_epilogue): Update.
10835 (arm_size_return_regs): Update.
10836 (arm_get_frame_offsets): Update.
10837 (arm_expand_prologue): Update.
10838 (thumb_exit): Update.
10839 (thumb_unexpanded_epilogue): Update.
10840 (thumb1_output_function_prologue): Update.
10841 * config/pa/pa.md (return expander): Update.
10842 * config/pa/pa.c (compute_frame_size): Update.
10843 (hppa_builtin_saveregs): Update.
10844 * config/mips/mips.c (mips_va_start): Update.
10845 (mips16_build_function_stub): Update.
10846 (mips_compute_frame_info): Update.
10847 (mips_restore_gp): Update.
10848 (mips_output_function_prologue): Update.
10849 (mips_expand_prologue): Update.
10850 * config/v850/v850.c (compute_frame_size): Update.
10851 (expand_prologue): * config/mmix/mmix.c (along): update.
10852 (mmix_initial_elimination_offset): update.
10853 (mmix_reorg): update.
10854 (mmix_use_simple_return): update.
10855 (mmix_expand_prologue): update.
10856 (mmix_expand_epilogue): Update.
10857 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
10858 (emit_link_insn): Update.
10860 2008-04-08 Anatoly Sokolov <aesok@post.ru>
10862 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
10863 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
10865 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
10868 2008-04-07 Jan Hubicka <jh@suse.cz>
10870 * function.h (rtl): Rename to x_rtl.
10871 (crtl): New define.
10872 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
10873 frame_offset, stack_check_probe_note, arg_pointer_save_area,
10874 used_temp_slots avail_temp_slots, temp_slot_level,
10875 nonlocal_goto_handler_labels): Update accesstors.
10876 (rtl): New global variable.
10877 (struct function): Move some fileds to rtl_data.
10878 (get_arg_pointer_save_area): Update prototype.
10879 * builtins.c (expand_builtin_setjmp_receiver): Update call of
10880 get_arg_pointer_save_area.
10881 * expr.c (init_expr): Update
10882 * function.c (get_frame_size): Update
10883 (assign_stack_local): Update
10884 (expand_function_end): Update.
10885 (get_art_pointer_save_area): Update
10887 * emit-rtl.c (rtl): Declare.
10888 (regno_reg_rtx): Declare.
10889 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
10891 (gen_reg_rtx): Update.
10892 * varasm.c (n_deferred_constatns): Update accestor.
10893 (init_varasm_status): Do not allocate varasm_status.
10894 (force_const_mem, get_pool_size, output_constant_pool): Update.
10895 * stmt.c (force_label_rtx): Do not use x_ prefixes.
10896 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
10897 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
10898 * sparc/sparc.h (INIT_EXPANDERS): Update.
10899 * ia64/ia64.h (INIT_EXPANDERS): Update.
10901 2008-04-07 James E. Wilson <wilson@tuliptree.org>
10903 * reload.c (push_secondary_reload): Add missing break to for loop.
10905 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10907 PR middle-end/PR28690
10908 * rtlanal.c: Update copyright years.
10909 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
10910 as REG_POINTER and MEM_POINTER operands.
10911 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
10912 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
10913 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
10914 * gcse.c: Update copyright years.
10915 (pre_delete): Call gen_reg_rtx_and_attrs.
10916 (hoist_code): Likewise.
10917 (build_store_vectors): Likewise.
10918 (delete_store): Likewise.
10919 * loop-invariant.c (move_invariant_reg): Likewise.
10920 Update copyright years.
10922 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
10924 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
10925 control string instead of quoted.
10927 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10929 * doc/rtl.texi: Rewrite of subreg section.
10931 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
10934 * config/i386/i386.c (legitimize_pic_address): Add treating
10935 of dllimport SYM_REF's.
10936 (legitimize_dllimport_symbol): Add prototype.
10938 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10940 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
10941 reference in constructor with non self-referential type.
10943 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10945 Removal of Return with Depressed Stack Pointer support
10946 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
10947 (ECF_SP_DEPRESSED): Likewise.
10948 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
10949 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
10950 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10951 (expand_call): Do not test ECF_SP_DEPRESSED.
10952 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10953 * function.c (keep_stack_depressed): Delete.
10954 (handle_epilogue_set): Likewise.
10955 (update_epilogue_consts): Likewise.
10956 (emit_equiv_load): Likewise.
10957 (thread_prologue_and_epilogue_insns): Remove support for Return with
10958 Depressed Stack Pointer.
10959 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10961 2008-04-06 Richard Guenther <rguenther@suse.de>
10963 PR tree-optimization/35400
10964 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
10965 information from SSA_NAMEs.
10967 2008-04-06 Anatoly Sokolov <aesok@post.ru>
10969 * config/avr/avr.h (avr_mega_p): Remove declaration.
10970 (AVR_MEGA): Remove macro.
10971 * config/avr/avr.c (avr_mega_p): Remove variable.
10972 (avr_override_options): Remove inicializion of avr_mega_p.
10973 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10974 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10975 (avr_jump_mode): (Ditto.).
10976 (avr_output_progmem_section_asm_op): (Ditto.).
10977 (avr_asm_init_sections): (Ditto.).
10978 (avr_asm_init_sections): (Ditto.).
10979 (avr_rtx_costs): (Ditto.).
10980 * config/avr/avr.md: (Ditto.).
10981 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
10984 2008-04-06 Richard Guenther <rguenther@suse.de>
10986 PR tree-optimization/35842
10987 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
10988 is_gimple_invariant_address.
10990 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10992 * gcc.c (default_compilers): Sync Fortran extensions list with
10993 that in fortran/lang-specs.h.
10994 * doc/invoke.texi: Likewise.
10995 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
10996 * dwarf2out.c (gen_compile_unit_die): Likewise.
10998 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
11000 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
11002 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
11005 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
11006 attribute is used for nested functions.
11008 2008-04-05 Jan Hubicka <jh@suse.cz>
11010 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
11012 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
11014 (dump_files): Update.
11015 (enable_rtl_dump_file): Do not accept letter argument.
11016 * tree-pass.h (dump_file_info): Remove letter argument.
11017 * toplev.c (decode_d_option): Update -da handling.
11018 * toplev.h (enable_rtl_dump_file): Update prototype.
11019 * passes.c (register_one_dump_file): Do not accept IPA argument; work
11020 it out based on pass type.
11021 (register_dump_files_1): Likewise.
11022 (init_optimization_passes): Update register_one_dump_file calls.
11023 (execute_one_pass): Sanity check that IPA passes are called at IPA
11024 level and RTL passes at RTL level.
11025 (execute_pass_list): IPA pass can not be after or subpass of
11027 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
11028 disallov RTL subpasses of IPA subpasses.
11030 2008-04-05 Ben Elliston <bje@au.ibm.com>
11032 * tree-cfg.c (need_fake_edge_p): Return false for calls to
11033 builtins that return exactly once and do not throw. Cache call to
11036 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
11038 PR rtl-optimization/34916
11039 PR middle-end/35519
11040 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
11041 between instruction pairs.
11043 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
11045 * doc/invoke.texi: Document -mbitops for SH.
11046 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
11047 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
11048 * config/sh/sh.c (print_operand): Add %t operand code.
11049 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
11050 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
11051 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
11052 (extendqihi2): Likewise.
11053 (movqi_i): Likewise.
11054 (insv): Use bset, bclr and bst instructions for SH2A if possible.
11055 (extv): Use bld instruction for SH2A if possible.
11057 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
11058 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
11059 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
11060 (bset.b, bclr.b): Define peepholes.
11061 * config/sh/sh.opt (mbitops): New option.
11063 2008-04-04 Janis Johnson <janis187@us.ibm.com>
11066 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
11067 and view convert expression.
11069 2008-04-04 Jakub Jelinek <jakub@redhat.com>
11072 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11074 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
11076 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
11078 * config/i386/cpuid.h (bit_AES): New.
11079 (bit_PCLMUL): Likewise.
11081 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
11082 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
11083 SSE2 if AES or PCLMUL is enabled.
11084 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
11085 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
11086 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
11087 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
11088 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
11089 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
11090 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
11091 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
11092 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
11093 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
11094 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
11095 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
11096 __builtin_ia32_aeskeygenassist128 and
11097 __builtin_ia32_pclmulqdq128.
11098 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
11099 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
11100 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
11102 * config/i386/i386.h (TARGET_AES): New.
11103 (TARGET_PCLMUL): Likewise.
11104 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
11106 * config/i386/i386.md (UNSPEC_AESENC): New.
11107 (UNSPEC_AESENCLAST): Likewise.
11108 (UNSPEC_AESDEC): Likewise.
11109 (UNSPEC_AESDECLAST): Likewise.
11110 (UNSPEC_AESIMC): Likewise.
11111 (UNSPEC_AESKEYGENASSIST): Likewise.
11112 (UNSPEC_PCLMUL): Likewise.
11114 * config/i386/i386.opt (maes): New.
11115 (mpclmul): Likewise.
11117 * config/i386/sse.md (aesenc): New pattern.
11118 (aesenclast): Likewise.
11119 (aesdec): Likewise.
11120 (aesdeclast): Likewise.
11121 (aesimc): Likewise.
11122 (aeskeygenassist): Likewise.
11123 (pclmulqdq): Likewise.
11125 * config/i386/wmmintrin.h: New.
11127 * doc/extend.texi: Document AES and PCLMUL built-in function.
11129 * doc/invoke.texi: Document -maes and -mpclmul.
11131 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
11133 * function.c (free_after_parsing): Replace with
11134 cxx_push_function_context from C++ front-end.
11135 (allocate_struct_function): Don't call langhook.
11136 * langhooks.h (struct lang_hooks_for_functions): Delete.
11137 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
11139 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
11140 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
11141 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
11142 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
11143 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
11144 remove LANG_HOOKS_FUNCTION_INITIALIZER.
11145 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
11147 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
11148 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
11150 2008-04-04 Jakub Jelinek <jakub@redhat.com>
11153 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
11156 2008-04-04 Richard Guenther <rguenther@suse.de>
11158 PR middle-end/35823
11159 * fold-const.c (optimize_minmax_comparison): Use the correct
11160 type for the constant in the simplified comparison.
11162 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
11164 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
11165 Pass L2 size as "--param l2-cache-size" to the compiler.
11166 (decode_l2_cache): New function to decode L2 cache parameters using
11167 0x8000006 extended cpuid function.
11168 (detect_caches_amd): Determine parameters of L2 cache using
11169 decode_l2_caches function.
11170 (decode_caches_intel): Decode L2 cache parameters.
11171 (detect_caches_intel): Determine L2 cache parameters using
11172 decode_caches_intel and decode_l2_caches functions.
11174 2008-04-03 Bob Wilson <bob.wilson@acm.org>
11176 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
11177 secondary input reload for subword loads from the constant pool.
11179 2008-04-03 Janis Johnson <janis187@us.ibm.com>
11182 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
11183 constants of the appropriate size for runtime calculations.
11186 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
11187 decimal-float literal constant zero.
11189 2008-04-03 Jakub Jelinek <jakub@redhat.com>
11192 * c-parser.c (c_parser_omp_atomic): Call
11193 default_function_array_conversion on the RHS.
11195 PR middle-end/35818
11196 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
11197 call is_variable_sized if decl has incomplete type.
11199 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
11201 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
11203 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
11205 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
11207 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
11208 (sgt<u>): Merge sgt and sgtu into new expander.
11209 (sgt, sgtu): Remove expanders.
11210 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
11211 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
11212 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
11213 *sgtu_<mode>_mips16 into new pattern.
11214 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
11215 (sge<u>): Merge sge and sgeu into new expander.
11216 (sge, sgeu): Remove expanders.
11217 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
11219 (*sge_<mode>, second *sge_<mode>): Remove patterns.
11220 (slt<u>): Merge slt and sltu into new expander.
11221 (slt, sltu): Remove expanders.
11222 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
11223 (*slt_<mode>, *sltu_<mode>): Remove patterns.
11224 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
11225 *sltu_<mode>_mips16 into new pattern.
11226 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
11227 (sle<u>): Merge sle and sleu into new expander.
11228 (sle, sleu): Remove expanders.
11229 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
11230 (*sle_<mode>, *sleu_<mode>): Remove patterns.
11231 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
11232 *sleu_<mode>_mips16 into new pattern.
11233 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
11235 2008-04-03 Jan Hubicka <jh@suse.cz>
11237 PR tree-optimization/35795
11238 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
11239 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11240 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
11241 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11242 * score/score3.c (score3_output_mi_thunk): Likewise.
11243 * score/score7.c (score7_output_mi_thunk): Likewise.
11244 * mips/mips.c (mips_output_mi_thunk): Likewise.
11246 2008-04-03 Richard Guenther <rguenther@suse.de>
11248 * tree-vrp.c (extract_range_from_unary_expr): Handle all
11249 conversions. Simplify code.
11251 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
11253 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
11255 2008-04-03 Tom Tromey <tromey@redhat.com>
11256 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11258 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
11259 * config/bfin/t-bfin-linux (generated_files): Add
11260 linux-sysroot-suffix.h.
11261 * doc/install.texi (Prerequisites): Require make 3.80.
11262 * doc/sourcebuild.texi (Front End Directory): Document new
11264 * Makefile.in (generated_files): New variable.
11265 (ALL_HOST_OBJS): New variable.
11266 ($(ALL_HOST_OBJS)): New target.
11268 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
11270 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
11271 (remap_block): Call id->transform_lang_insert_block instead
11273 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
11274 Set id.transform_lang_insert_block to NULL.
11275 (clone_body): Move to cp/optimize.c
11276 * tree-inline.h (struct copy_body_data): Change
11277 transform_lang_insert_block to function pointer.
11278 (copy_generic_body, copy_decl_no_change): Export.
11279 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
11280 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
11281 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
11283 * c-tree.h (insert_block): Kill.
11284 * c-decl.c (insert_block): Kill.
11286 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
11288 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
11289 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
11290 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
11292 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
11293 argument, call {push,pop}_function_context from here.
11294 * c-parser.c: Use c_{push,pop}_function_context.
11296 * function.c (push_function_context_to): Move meat ...
11297 (push_function_context): ... here. Simplify.
11298 * function.c (pop_function_context_from): Move meat ...
11299 (pop_function_context): ... here. Simplify.
11300 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
11302 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
11303 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
11304 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
11305 * tree.h (push_function_context_to, pop_function_context_from): Remove.
11307 2008-04-03 Ben Elliston <bje@au.ibm.com>
11309 * expmed.c (extract_force_align_mem_bit_field): Remove.
11311 2008-04-03 Richard Guenther <rguenther@suse.de>
11313 PR middle-end/35800
11314 * expr.h (try_casesi): Adjust prototype.
11315 * expr.c (try_casesi): Take fallback label as extra parameter.
11316 Use that for gen_casesi if default_label is NULL.
11317 * stmt.c (expand_case): Pass fallback label to try_casesi,
11318 make sure to fill gaps with a fallback label if default_label
11321 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
11324 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
11326 2008-04-03 Ben Elliston <bje@au.ibm.com>
11328 * expmed.c (extract_split_bit_field): Remove if (0) code.
11329 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
11330 (do_ds_constraint): Likewise.
11332 2008-04-02 Joseph Myers <joseph@codesourcery.com>
11334 * doc/cppopts.texi (-dU): Document.
11335 * c-common.h (flag_dump_macros): Update comment.
11336 * c-opts.c (handle_OPT_d): Handle -dU.
11337 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
11338 dump_queued_macros, cb_used_define, cb_used_undef): New.
11339 (init_pp_output): Handle -dU.
11340 (cb_line_change): Call dump_queued_macros.
11341 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
11343 2008-04-02 Anatoly Sokolov <aesok@post.ru>
11345 * config/avr/predicates.md (io_address_operand): New predicate.
11346 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
11347 * config/avr/avr.c (avr_io_address_p): Remove function.
11348 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
11349 'avr_io_address_p' function.
11350 (out_movhi_r_mr): (Ditto.).
11351 (out_movqi_mr_r): (Ditto.).
11352 (out_movhi_mr_r): (Ditto.).
11353 (avr_address_cost): (Ditto.).
11355 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
11357 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
11358 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
11359 in 32bit mode when XMM registers are available to avoid store
11361 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
11362 corresponding post-reload splitters.
11364 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
11366 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
11367 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
11368 __builtin_ia32_roundss.
11369 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
11370 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
11371 __builtin_ia32_roundss.
11372 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
11373 IX86_BUILTIN_SHUFPD here.
11375 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
11377 * config/i386/i386.md (plogic): New.
11378 (plogicprefix): Likewise.
11380 * config/i386/mmx.md (mmx_<code><mode>3): New.
11381 (mmx_and<mode>3): Removed.
11382 (mmx_ior<mode>3): Likewise.
11383 (mmx_xor<mode>3): Likewise.
11385 * config/i386/sse.md (<code><mode>3): New.
11386 (*<code><mode>3): Likewise.
11387 (*<code><mode>3): Likewise.
11388 (<code><mode>3): Likewise.
11389 (*sse_<code><mode>3): Likewise.
11390 (*sse2_<code><mode>3): Likewise.
11391 (<code>tf3): Likewise.
11392 (*<code>tf3): Likewise.
11393 (and<mode>3): Likewise.
11394 (*and<mode>3): Likewise.
11395 (ior<mode>3): Removed.
11396 (*ior<mode>3): Likewise.
11397 (xor<mode>3): Likewise.
11398 (*xor<mode>3): Likewise.
11399 (*and<mode>3): Likewise.
11400 (*ior<mode>3): Likewise.
11401 (*xor<mode>3): Likewise.
11402 (and<mode>3): Likewise.
11403 (*sse_and<mode>3): Likewise.
11404 (*sse2_and<mode>3): Likewise.
11405 (andtf3): Likewise.
11406 (*andtf3): Likewise.
11407 (ior<mode>3): Likewise.
11408 (*sse_ior<mode>3): Likewise.
11409 (*sse2_ior<mode>3): Likewise.
11410 (iortf3): Likewise.
11411 (*iortf3): Likewise.
11412 (xor<mode>3): Likewise.
11413 (*sse_xor<mode>3): Likewise.
11414 (*sse2_xor<mode>3): Likewise.
11415 (xortf3): Likewise.
11416 (*xortf3): Likewise.
11418 2008-04-02 Richard Guenther <rguenther@suse.de>
11420 PR tree-optimization/14495
11421 PR tree-optimization/34793
11422 * tree-vrp.c (struct switch_update): New structure.
11423 (to_remove_edges, to_update_switch_stmts): New VECs.
11424 (simplify_switch_using_ranges): New function. Remove not taken
11425 case labels and edges.
11426 (simplify_stmt_using_ranges): Call it.
11427 (identify_jump_threads): Mark edges we have queued for removal
11428 so we don't thread them.
11429 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
11431 * tree-cfg.c (group_case_labels): Deal with missing default label.
11432 (tree_verify_flow_info): Allow missing default label.
11433 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
11434 (emit_case_nodes): Likewise.
11435 (expand_case): Do not rely on the default label to be present.
11436 * expr.c (try_casesi): Deal with NULL default_label.
11437 (do_tablejump): Likewise.
11439 2008-04-02 Richard Guenther <rguenther@suse.de>
11441 PR tree-optimization/14495
11442 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
11443 SWITCH_EXPR here ...
11444 (vrp_visit_switch_stmt): ... but here (new function).
11445 (find_case_label_index): New helper function.
11446 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
11448 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11450 * fwprop.c: Fix ISO-C99ism.
11452 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11455 * Makefile.in (objdir): Set it here.
11456 * configure.ac: Not here. Find dynamic linker characteristics.
11457 * exec-tool.in: Use them.
11458 * aclocal.m4: Regenerate.
11459 * configure: Regenerate.
11461 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11463 * expr.c (expand_var): Delete it.
11464 * expr.h (expand_var): Delete prototype.
11465 * function.c (expand_function_start): Use expand_decl instead.
11466 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
11469 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
11471 PR rtl-optimization/35542
11472 * fwprop.c (forward_propagate_and_simplify): Replace
11473 loc_reg_mentioned_in_p with reg_mentioned_p.
11475 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11477 PR rtl-optimization/35281
11478 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
11479 (propagate_rtx_1): Handle PR_HANDLE_MEM.
11480 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
11481 (varying_mem_p): Move above propagate_rtx.
11482 (all_uses_available_at): Do not check MEMs.
11484 2008-04-02 Rafael Espindola <espindola@google.com>
11486 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
11487 (register_edge_assert_for_2): Split the cond argument.
11488 (register_edge_assert_for_1): Adjust for the change in
11489 register_edge_assert_for_2.
11490 (register_edge_assert_for): Split the cond argument.
11491 (find_switch_asserts): Adjust for the change in
11492 register_edge_assert_for.
11494 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
11496 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
11497 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
11498 offsets for 64-bit mingw.
11499 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
11500 abi for x86_64-pc-mingw.
11502 2008-04-02 Richard Guenther <rguenther@suse.de>
11504 * tree-vrp.c (extract_range_from_assert): Make sure to not
11505 produce range min/max with TREE_OVERFOW set.
11506 If merging a anti-range and a range keep the anti-range if
11507 the range covers all values of the type.
11508 (register_edge_assert_for_2): Only allow sign-changing
11509 conversions in detecting canonical range checks. Also
11510 register an assert for the unsigned name if useful.
11512 PR tree-optimization/35787
11513 * tree-vrp.c (vrp_val_max): New function.
11514 (vrp_val_min): Likewise.
11515 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
11516 (vrp_val_is_min): Likewise.
11517 (supports_overflow_infinity): Use vrp_val_{min,max}.
11518 (negative_overflow_infinity): Likewise.
11519 (positive_overflow_infinity): Likewise.
11520 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
11521 (is_positive_overflow_infinity): Likewise.
11522 (is_overflow_infinity): Likewise.
11523 (avoid_overflow_infinity): Use vrp_val_{min,max} and
11524 vrp_val_is_{min,max}.
11525 (set_and_canonicalize_value_range): Canonicalize anti-ranges
11526 to ranges if possible. Avoid empty ranges.
11528 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11530 PR middle-end/35705
11531 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
11532 the expression is a function address.
11534 2008-04-01 George Helffrich <george@gcc.gnu.org>
11536 PR fortran/35154, fortran/23057
11537 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
11538 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
11539 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
11540 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
11542 (dbxout_syms): Check for COMMON-based symbol and wrap in
11543 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
11544 in bracket for efficiency.
11546 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
11547 using DW_TAG_common_block + member offset.
11548 (add_pubname_string): New function.
11549 (dw_expand_expr): New function to find block name and offset for
11551 (common_check): New function to check whether symbol in Fortran COMMON.
11552 (gen_variable_die): If COMMON, use DW_TAG_common_block.
11554 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
11557 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
11559 2008-04-02 Ben Elliston <bje@au.ibm.com>
11561 * config/v850/v850.md (casesi): Remove if (0) code.
11562 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11563 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11565 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
11567 * config/i386/i386.md (rex64suffix): New mode attribute.
11568 (floathi<mode>2): Disable expander for SSE math.
11569 (*floathi<mode>2_1): New insn insn_and_split pattern.
11570 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
11571 corresponding post-reload splitters.
11572 (*floathi<mode>2_i387): New macroized insn pattern.
11573 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
11574 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
11575 insn_and_split pattern.
11576 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
11577 New macroized instruction patterns and corresponding post-reload
11579 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
11580 and corresponding post-reload splitters.
11581 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
11582 New macroized instruction patterns.
11583 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
11584 macroized instruction patterns and corresponding post-reload splitters.
11585 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
11586 corresponding post-reload splitters.
11587 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
11588 New macroized instruction patterns.
11589 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
11590 corresponding post-reload splitters.
11591 (*floatsi<mode>2_i387): New macroized instruction patterns.
11593 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
11595 * config/i386/i386.md (smaxmin): New.
11596 (umaxmin): Likewise.
11597 (maxminiprefix): Likewise.
11598 (maxminfprefix): Likewise.
11599 (<code><mode>3): Likewise.
11600 (smin<mode>3): Removed.
11601 (smax<mode>3): Likewise.
11603 * config/i386/mmx.md (mmx_<code>v2sf3): New.
11604 (mmx_<code>v4hi3): Likewise.
11605 (mmx_<code>v8qi3): Likewise.
11606 (mmx_smaxv2sf3): Removed.
11607 (mmx_sminv2sf3): Likewise.
11608 (mmx_umaxv8qi3): Likewise.
11609 (mmx_smaxv4hi3): Likewise.
11610 (mmx_uminv8qi3): Likewise.
11611 (mmx_sminv4hi3): Likewise.
11613 * config/i386/sse.md (<addsub><mode>3): New.
11614 (*<addsub><mode>3): Likewise.
11615 (<sse>_vm<addsub><mode>3): Likewise.
11616 (<maxmin><mode>3): Likewise.
11617 (*<maxmin><mode>3_finite): Likewise.
11618 (*<maxmin><mode>3): Likewise.
11619 (<sse>_vm<maxmin><mode>3): Likewise.
11620 (sse3_h<addsub>v4sf3): Likewise.
11621 (sse3_h<addsub>v2df3): Likewise.
11622 (<maxmin>v16qi3): Likewise.
11623 (*<maxmin>v16qi3): Likewise.
11624 (<maxmin>v8hi3): Likewise.
11625 (*<maxmin>v8hi3): Likewise.
11626 (*sse4_1_<maxmin><mode>3): Likewise.
11627 (*sse4_1_<maxmin><mode>3): Likewise.
11628 (add<mode>3): Removed.
11629 (*add<mode>3): Likewise.
11630 (<sse>_vmadd<mode>3): Likewise.
11631 (sub<mode>3): Likewise.
11632 (*sub<mode>3): Likewise.
11633 (<sse>_vmsub<mode>3): Likewise.
11634 (smin<mode>3): Likewise.
11635 (*smin<mode>3_finite): Likewise.
11636 (*smin<mode>3): Likewise.
11637 (<sse>_vmsmin<mode>3): Likewise.
11638 (smax<mode>3): Likewise.
11639 (*smax<mode>3_finite): Likewise.
11640 (*smax<mode>3): Likewise.
11641 (<sse>_vmsmax<mode>3): Likewise.
11642 (sse3_haddv4sf3): Likewise.
11643 (sse3_haddv2df3): Likewise.
11644 (sse3_hsubv4sf3): Likewise.
11645 (sse3_hsubv2df3): Likewise.
11646 (umaxv16qi3): Likewise.
11647 (*umaxv16qi3): Likewise.
11648 (smaxv8hi3): Likewise.
11649 (*smaxv8hi3): Likewise.
11650 (*sse4_1_smax<mode>3): Likewise.
11651 (*sse4_1_umax<mode>3): Likewise.
11652 (uminv16qi3): Likewise.
11653 (*uminv16qi3): Likewise.
11654 (sminv8hi3): Likewise.
11655 (*sminv8hi3): Likewise.
11656 (*sse4_1_smin<mode>3): Likewise.
11657 (*sse4_1_umin<mode>3): Likewise.
11659 2008-04-01 Rafael Espindola <espindola@google.com>
11661 * tree-cfg.c (verify_expr): remove in_phi.
11662 (verify_stmt): Don't call walk_tree with verify_expr. Use
11663 is_gimple_min_invariant instead of is_gimple_val.
11665 2008-04-01 Joseph Myers <joseph@codesourcery.com>
11667 * doc/include/gpl_v3.texi: Update for manpage generation.
11668 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
11670 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
11671 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
11672 gpl_v3.texi instead of gpl.texi.
11675 2008-04-01 Jakub Jelinek <jakub@redhat.com>
11678 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
11680 2008-04-01 Rafael Espindola <espindola@google.com>
11682 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
11683 (extract_code_and_val_from_cond): Use
11684 extract_code_and_val_from_cond_with_ops.
11686 2008-04-01 Jan Hubicka <jh@suse.cz>
11688 * function.c (free_after_compilation): Free epilogue_delay_list.
11689 (prepare_function_start): Assert that previous compilation was freed.
11691 2008-04-01 Jan Hubicka <jh@suse.cz>
11692 Jim Wilson <wilson@tuliptree.org>
11693 Andreas Tobler <andreast@gcc.gnu.org>
11695 PR middle-end/35781
11696 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
11697 rtl.emit instead cfun->emit.
11698 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
11699 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
11701 2008-04-01 Ben Elliston <bje@au.ibm.com>
11703 * doc/c-tree.texi (Function Basics): Fix grammatical error.
11705 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
11707 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
11709 (fprofile-use): Add var flag_profile_use
11710 * coverage.c (coverage_begin_output): Do not open a gcno file for
11711 output only if -ftest-coverage is set.
11712 Do not add getpwd() to gcda file path.
11713 (build_gcov_info): Check the new flag
11714 flag_profile_datafile_relative_path.
11715 (coverage_init): Use profile_data_prefix.
11716 Read profile counter only if flag_profile_use is set.
11717 * opts.c (common_handle_option): New option fprofile-use=,
11718 fprofile-dir=, fprofile-generate=.
11719 * toplev.c (profile_data_prefix): New variable definition.
11720 * toplev.h (profile_data_prefix): New declaration.
11721 * doc/invoke.tex (Option Summary, Optimization Options):
11724 2008-03-31 James E. Wilson <wilson@tuliptree.org>
11726 * varasm.c (output_constant_pool_1): In LABEL_REF check,
11727 use tmp consistently.
11730 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
11731 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11732 UNSPEC_FR_RECIP_APPROX_RES.
11733 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
11735 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
11738 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
11740 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11742 PR middle-end/30186
11743 * fold-const.c (fold_indirect_ref_1): Support accessing non first
11744 element of the vector via a pointer.
11746 2008-03-31 Ian Lance Taylor <iant@google.com>
11748 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
11750 2008-03-31 Jan Hubicka <jh@suse.cz>
11752 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11753 get_arg_pointer_save_area.
11754 * expr.c (init_expr): Just clear out rtl.expr.
11755 * function.c (free_after_compilation): Clear out whole RTL structure.
11756 (get_func_frame_size): Merge into ...
11757 (get_frame_size): ... this one.
11758 (assign_stack_local_1): Merge into ...
11759 (assign_stack_local): ... this one.
11760 (expand_function_end): Update call of get_arg_pointer_save_area.
11761 (get_art_pointer_save_area): Remove cfun argument.
11762 * function.h (emit_status): regno_pointer_align does not need length
11763 attribute. Move x_regno_reg_rtx to ...
11764 (regno_reg_rtx): ... new global array.
11765 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
11766 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
11767 apply_args_value, forced_labels, stack_pointer_delta):
11769 (struct varasm_status): Move here from varasm.c
11770 (struct rtl_data): New. Move here some fields from struct function.
11771 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11772 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11773 used_temp_slots avail_temp_slots, temp_slot_level,
11774 nonlocal_goto_handler_labels): Update accesstors.
11775 (rtl): New global variable.
11776 (struct function): Move some fileds to rtl_data.
11777 (get_arg_pointer_save_area): Update prototype.
11778 * emit-rtl.c (rtl): Declare.
11779 (regno_reg_rtx): Declare.
11780 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
11782 (gen_reg_rtx): Update.
11783 (init_virtual_regs): Do not tate emit_status argument.
11784 (init_emit): Do not allocate emit.
11785 * varasm.c (varasm_statuc): Move to function.h.
11786 (n_deferred_constatns): Update accestor.
11787 (init_varasm_status): Do not allocate varasm_status.
11788 (force_const_mem, get_pool_size, output_constant_pool): Update.
11789 * stmt.c (force_label_rtx): Do not use x_ prefixes.
11790 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
11792 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
11794 PR rtl-optimization/35729
11795 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
11798 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
11801 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
11802 load/store if memory is unaligned.
11803 (*movti_rex64): Likewise.
11805 * config/i386/predicates.md (misaligned_operand): New.
11807 2008-03-31 Andrew Pinski <pinskia@gmail.com>
11810 * tree-ssa-phiopt.c (conditional_replacement): Return early for
11813 2008-03-31 Jan Beulich <jbeulich@novell.com>
11815 * config/ia64/constraints.md: Add 'j' constraint.
11816 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
11817 (movdi_internal): Likewise.
11819 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
11822 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
11824 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
11827 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
11828 proper error message for the third argument on blendpd and
11831 * config/i386/sse.md (blendbits): New.
11832 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
11834 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
11836 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
11838 2008-03-30 Richard Guenther <rguenther@suse.de>
11840 PR middle-end/31023
11841 * fold-const.c (fold_sign_changed_comparison): Do leave
11842 conversions to base-types alone.
11844 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11846 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
11847 the link register if one altivec register is be saved.
11849 2008-03-30 Ben Elliston <bje@au.ibm.com>
11851 * final.c (final_scan_insn): Remove if (0) code.
11853 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
11855 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
11857 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
11859 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
11860 of V4SFmode to ix86_binary_operator_ok.
11862 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
11864 * config/i386/i386.c (override_options): Initialize
11865 ix86_veclib_handler to ix86_veclibabi_svml when
11866 -mveclibabi=svml is used.
11867 (ix86_veclibabi_svml): New function for SVML ABI style
11868 vectorization support.
11869 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
11871 2008-03-28 Rafael Espindola <espindola@google.com>
11873 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
11874 (tree_binary_nonnegative_warnv_p): Make it public.
11875 (tree_single_nonnegative_warnv_p): Make it public.
11876 (tree_invalid_nonnegative_warnv_p): Make it public.
11877 (tree_unary_nonzero_warnv_p): Make it public.
11878 (tree_binary_nonzero_warnv_p): Make it public
11879 (tree_single_nonzero_warnv_p): Make it public.
11880 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
11881 (extract_range_from_binary_expr): Split the expr argument.
11882 (extract_range_from_unary_expr): Split the expr argument.
11883 (extract_range_from_comparison): Split the expr argument.
11884 (extract_range_from_expr): Use the new aux functions.
11885 (vrp_evaluate_conditional_warnv): Use
11886 vrp_evaluate_conditional_warnv_with_ops.
11887 * tree.h (tree_unary_nonzero_warnv_p): Declare.
11888 (tree_binary_nonzero_warnv_p): Declare.
11889 (tree_single_nonzero_warnv_p): Declare.
11890 (tree_expr_nonzero_warnv_p): Declare.
11891 (tree_unary_nonnegative_warnv_p): Declare.
11892 (tree_binary_nonnegative_warnv_p): Declare.
11893 (tree_single_nonnegative_warnv_p): Declare.
11894 (tree_invalid_nonnegative_warnv_p): Declare.
11896 2008-03-28 Richard Guenther <rguenther@suse.de>
11898 PR tree-optimization/30317
11899 PR tree-optimization/30911
11900 PR tree-optimization/34793
11901 * tree-vrp.c (set_and_canonicalize_value_range): New function.
11902 (struct assert_locus_d): New member EXPR.
11903 (register_new_assert_for): Add EXPR parameter to support
11904 ASSERT_EXPR <name, expr OP limit>.
11905 (register_edge_assert_for_1): Adjust callers.
11906 (find_assert_locations): Likewise.
11907 (process_assert_insertions_for): Build condition from expression.
11908 (extract_range_from_assert): Handle ASSERT_EXPRs
11909 of the form ASSERT_EXPR <name, expr OP limit>.
11910 (register_edge_assert_for_2): New helper registering
11911 asserts for comparisons. Recognize range tests of the form
11912 (unsigned)i - CST1 OP CST2.
11913 (register_edge_assert_for_1): Use it.
11914 (register_edge_assert_for): Likewise.
11915 (needs_overflow_infinity): Integer sub-types
11916 do not need overflow infinities.
11917 (vrp_val_is_max): The extreme values of integer sub-types
11918 are those of the base type.
11919 (vrp_val_is_min): Likewise.
11920 * tree.def (ASSERT_EXPR): Document extra allowed conditional
11923 2008-03-28 Nick Clifton <nickc@redhat.com>
11926 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11927 Return GENERAL_REGS for stack adjustment reloads.
11929 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11932 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
11933 const_vector when all the vectors are constant.
11935 2008-03-27 Bob Wilson <bob.wilson@acm.org>
11937 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
11939 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
11940 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
11942 (s<code>_sf): Use new scc_sf attribute for opcode names.
11944 2008-03-27 Tom Tromey <tromey@redhat.com>
11946 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
11947 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
11948 config/spu/t-spu-elf, config/i386/t-interix,
11949 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
11950 config/i386/x-darwin, config/i386/x-mingw32,
11951 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
11952 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
11953 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
11954 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
11955 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
11956 config/rs6000/x-darwin, config/rs6000/t-rs6000,
11957 config/score/t-score-elf, config/arm/t-strongarm-pe,
11958 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
11959 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
11960 Revert automatic dependency patch.
11962 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
11965 * config/i386/i386.c (ix86_function_arg_boundary): Align
11966 decimal floating point to its natural boundary.
11968 2008-03-27 Richard Guenther <rguenther@suse.de>
11970 PR middle-end/35716
11971 * fold-const.c (fold_comparison): Restrict distinct decl
11972 comparison folding to VAR_DECLs and PARM_DECLs. Do not
11973 solely rely on operand_equal_p.
11975 2008-03-27 Richard Guenther <rguenther@suse.de>
11978 * c-common.c (handle_weak_attribute): Reject combination of
11981 2008-03-27 Richard Guenther <rguenther@suse.de>
11983 PR tree-optimization/32810
11984 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
11985 conversions from DECL_INITIAL.
11986 (fold_const_aggregate_ref): Likewise from constructor elements.
11988 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
11990 * tree-affine.h (aff_combination_expand): Declare.
11991 (get_inner_reference_aff): Likewise.
11992 * tree-affine.c (aff_combination_expand): Split out from
11993 tree_to_aff_combination_expand.
11994 (get_inner_reference_aff): New function.
11995 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
11996 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
11997 (struct lim_aux_data): sm_done field removed.
11998 (mem_ref_loc_p, mem_ref_locs_p): New types.
11999 (struct mem_ref): Added id, stored, accesses_in_loop,
12000 indep_loop, dep_loop, indep_ref, dep_ref fields.
12001 Removed is_stored, locs and next fields.
12002 (memory_accesses): New variable.
12003 (movement_possibility): Do not allow moving statements
12004 that store to memory.
12005 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
12007 (determine_max_movement): For statements with memory references,
12008 find the outermost loop in that the reference is independent.
12009 (move_computations_stmt): Mark the virtual operands for renaming.
12010 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
12011 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
12012 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
12013 add_vop_ref_mapping, create_vop_ref_mapping_loop,
12014 create_vop_ref_mapping, analyze_memory_references,
12015 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
12016 get_all_locs_in_loop, ref_always_accessed_p,
12017 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
12018 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
12019 store_motion_loop, store_motion): New functions.
12020 (struct vop_to_refs_elt): New type.
12021 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
12022 memref_hash, memref_eq, hoist_memory_references): Rewritten.
12023 (schedule_sm): Replaced by...
12024 (execute_sm): ... this.
12025 (determine_lsm_ref, hoist_memory_references,
12026 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
12027 find_more_ref_vops, free_mem_ref, free_mem_refs,
12028 determine_lsm_loop, determine_lsm): Removed.
12029 (tree_ssa_lim_finalize): Free data structures used by store motion.
12030 (tree_ssa_lim): Call analyze_memory_references. Use
12031 store_motion instead of determine_lsm.
12033 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
12035 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
12036 rename tmake_file to m68hc11/t-m68hc11.
12037 (mcore): Set inhibit_libc to true.
12038 * config.host (alpha*-dec-*vms*): Set extra_programs.
12039 (interix3*): Don't use host_xmake_file.
12040 * configure.ac: Let config.gcc override inhibit_libc.
12041 * configure: Regenerate.
12043 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
12044 * config/t-openbsd-thread: Remove commented out lines.
12046 * config/x-interix: Remove.
12048 * config/m68hc11/t-m68hc11-gas: Rename to...
12049 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
12051 * config/mcore/t-mcore: Remove T_CFLAGS.
12052 * config/mcore/t-mcore-pe: Likewise.
12054 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
12056 * configure.ac: Replace custom __GNU_SOURCE test with
12057 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
12058 * aclocal.m4: Regenerate.
12059 * configure: Regenerate.
12060 * config.in: Regenerate.
12062 2008-03-27 Richard Guenther <rguenther@suse.de>
12064 * fold-const.c (target.h): Include.
12065 (fold_comparison): Fold comparison of addresses of decls
12066 that bind locally or of constants. Consolidate address folding code.
12067 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
12068 results from fold_binary_to_constant.
12069 (compare_values_warnv): Likewise.
12071 2008-03-27 Andrew Pinski <pinskia@gmail.com>
12073 PR middle-end/35429
12074 * fold-const.c (fold_truthop): Check for integeral types when folding
12075 a == 0 && b == 0 and a != 0 || b != 0 .
12077 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
12079 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
12081 2008-03-26 Andreas Schwab <schwab@suse.de>
12083 * doc/invoke.texi: Fix use of @item vs. @itemx.
12085 2008-03-26 Tom Tromey <tromey@redhat.com>
12087 * Makefile.in (build/gensupport.o, build/print-rtl.o,
12088 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
12089 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
12090 build/gencodes.o, build/genconditions.o, build/genconfig.o,
12091 build/genconstants.o, build/genemit.o, build/genextract.o,
12092 build/genflags.o, build/genmddeps.o, build/genopinit.o,
12093 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
12096 2008-03-26 Richard Guenther <rguenther@suse.de>
12099 2008-03-26 Richard Guenther <rguenther@suse.de>
12101 * fold-const.c (target.h): Include.
12102 (fold_comparison): Fold comparison of addresses of two decls
12103 that bind locally. Consolidate address folding code.
12105 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12107 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
12108 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
12109 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
12110 dconstsqrt2, dconstthird, dconste and/or dconst10.
12111 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
12112 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
12113 dconstsqrt2, dconste): Delete.
12114 (init_emit_once): Likewise. Simplify initializing dconstm1.
12116 * real.c (get_real_const): New.
12117 * real.h (dconst3, dconst10, dconstm2, dconstthird,
12118 dconstsqrt2, dconste): Delete.
12119 (real_value_const, get_real_const): New.
12121 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
12123 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
12125 * config/i386/i386.c (ix86_function_arg_boundary): Check
12126 BIGGEST_ALIGNMENT instead of 128.
12127 (setup_incoming_varargs_64): Likewise.
12129 2008-03-26 Tom Tromey <tromey@redhat.com>
12131 * Makefile.in (DEPFILES): Add missing '/'.
12133 2008-03-26 Richard Guenther <rguenther@suse.de>
12135 * fold-const.c (target.h): Include.
12136 (fold_comparison): Fold comparison of addresses of two decls
12137 that bind locally. Consolidate address folding code.
12139 2008-03-26 Nick Clifton <nickc@redhat.com>
12142 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
12143 not allow INT+INT as a legitimate addressing mode.
12145 2008-03-26 Richard Guenther <rguenther@suse.de>
12147 * tree-flow.h (widen_bitfield): Remove declaration.
12148 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
12149 (widen_bitfield): Remove function.
12150 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
12153 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12156 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
12159 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
12161 PR rtl-optimization/35232
12162 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
12163 (forget_old_reloads_1, forget_marked_reloads): Don't clear
12164 reg_reloaded_call_part_clobbered here.
12165 (reload_regs_reach_end_p): New function.
12166 (reload_reg_rtx_for_input): New variable.
12167 (reload_reg_rtx_for_output): Likewise.
12168 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
12169 when reassigning a pseudo register. Load reloadreg from
12170 reload_reg_rtx_for_input, moving the mode and register
12172 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
12173 instead of the original when deciding whether an input reload
12174 would be a no-op or whether an output reload can be deleted.
12175 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
12176 when setting up new_spill_reg_store. Load it from
12177 reload_reg_rtx_for_output, moving the mode and register
12179 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
12180 instead of the original when deciding whether an output reload
12181 would be a no-op. Do the same when modifying insn notes.
12182 Use rtx_equal_p instead of == to compare the registers.
12183 (inherit_piecemeal_p): Take a mode and two register numbers
12185 (emit_reload_insns): Clear new_spill_reg_store for every hard
12186 register in the reload register. Remove spill registers
12187 from reg_reloaded_valid before considering whether to record
12188 inheritance information for them. Use reload_reg_rtx_for_output
12189 instead of reg_rtx when recording output reloads. Use
12190 reload_reg_rtx_for_input instead of reg_rtx when recording
12191 input reloads. Set or clear reg_reloaded_call_part_clobbered
12192 at the same time as setting reg_reloaded_valid.
12193 (delete_output_reload): Add a new_reload_reg parameter and use it
12194 instead of rld[j].reg_rtx.
12195 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
12198 2008-03-25 Tom Tromey <tromey@redhat.com>
12200 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
12201 (build/genattr.o): Likewise.
12202 (build/genattrtab.o): Likewise.
12203 (build/gencodes.o): Likewise.
12204 (build/genconfig.o): Likewise.
12205 (build/genconstants.o): Likewise.
12206 (build/genemit.o): Likewise.
12207 (build/genextract.o): Likewise.
12208 (build/genflags.o): Likewise.
12210 2008-03-25 Bob Wilson <bob.wilson@acm.org>
12212 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
12213 instead of size_int for integer types.
12214 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
12215 to match type of MINUS_EXPR.
12217 2008-03-25 Tom Tromey <tromey@redhat.com>
12219 * configure: Rebuilt.
12220 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
12223 2008-03-25 Tom Tromey <tromey@redhat.com>
12225 * config/x-solaris (host-solaris.o): Update.
12226 * config/x-linux (host-linux.o): Update.
12227 * config/x-hpux (host-hpux.o): Update.
12228 * config/x-darwin (host-darwin.o): Update.
12229 * config/v850/t-v850e (v850-c.o): Update.
12230 * config/v850/t-v850 (v850-c.o): Update.
12231 * config/t-vxworks (vxworks.o): Update.
12232 * config/t-sol2 (sol2-c.o, sol2.o): Update.
12233 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
12234 * config/spu/t-spu-elf (spu-c.o): Update.
12236 * config/sh/t-symbian (sh-c.o): Update.
12237 (symbian.o): Update.
12238 * config/sh/t-sh (sh-c.o): Update.
12239 * config/score/t-score-elf (score7.o, score3.o): Update.
12240 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
12241 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
12242 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
12243 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
12244 (rs6000.o): Remove.
12245 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12246 * config/m32c/t-m32c (m32c-pragma.o): Update.
12247 * config/ia64/t-ia64 (ia64-c.o): Update.
12248 * config/i386/x-mingw32 (host-mingw32.o): Update.
12249 * config/i386/x-i386 (driver-i386.o): Update.
12250 * config/i386/x-darwin (host-i386-darwin.o): Update.
12251 * config/i386/x-cygwin (host-cygwin.o): Update.
12252 * config/i386/t-nwld (nwld.o): Update.
12253 * config/i386/t-netware (netware.o): Update.
12254 * config/i386/t-interix (winnt.o): Update.
12255 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
12256 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
12257 msformat-c.o): Update.
12258 * config/bfin/t-bfin-linux (generated_files): Add
12259 linux-sysroot-suffix.h.
12260 * config/arm/t-wince-pe (pe.o): Update.
12261 * config/arm/t-strongarm-pe (pe.o): Update.
12262 * config/arm/t-pe (pe.o): Update.
12263 * config/arm/t-arm (arm-c.o): Update.
12264 * doc/install.texi (Prerequisites): Require make 3.80.
12265 * Makefile.in: Remove .o targets.
12266 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
12267 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
12268 (simple_generated_h, simple_generated_c): Move earlier.
12269 (generated_files): New variable.
12270 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
12271 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
12272 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
12273 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
12274 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
12275 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
12276 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
12277 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
12278 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
12279 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
12280 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
12281 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
12283 (COMPILE.base, COMPILE): New variables.
12284 (%.o): New pattern rule.
12285 (ALL_HOST_OBJS): New variable.
12286 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
12287 (dummy-checksum.o, cc1-checksum.o): Remove.
12288 (DRIVER_SHLIB): New variable.
12289 (DRIVER_DEFINES): Use it.
12290 (gencondmd.c): Move out of build/.
12291 (s-conditions): Update.
12292 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
12293 (ALL_BUILD_OBJS): Likewise.
12294 (build/%.o): Use BUILDCOMPILE.
12295 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
12296 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
12297 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
12298 build/gencheck.o, build/gencodes.o, build/genconditions.o,
12299 build/genconfig.o, build/genconstants.o, build/genemit.o,
12300 build/genextract.o, build/genflags.o, build/genmddeps.o,
12301 build/genopinit.o, build/genoutput.o, build/genpeep.o,
12302 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
12303 build/gen-protos.o, build/scan.o, build/fix-header.o,
12304 build/scan-decls.o): Simplify.
12305 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
12306 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
12307 prefix.o, toplev.o): Reduce to variable setting.
12308 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
12309 ($(out_object_file), gcc-options.o): New targets.
12310 ($(ALL_HOST_OBJS)): New target. Include dependency files.
12311 * configure: Rebuilt.
12312 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
12313 * doc/sourcebuild.texi (Front End Directory): Document new variable.
12315 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
12317 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
12318 complain when we hit an error, return ERROR_MARK_NODE.
12320 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12322 * config/sh/constraints.md (Pso, Psz): New constraints.
12323 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
12324 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
12326 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12328 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
12329 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
12331 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12333 * config/sh/sh.md (prefetch): Add condition for SH2A target.
12334 (prefetch_sh2a): New.
12336 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
12337 Naveen.H.S <naveen.hs@kpitcummins.com>
12339 * config/sh/constraints.md (I28): New constraint.
12340 * config/sh/sh.c (broken_move): Add support for movi20s.
12341 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
12343 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
12344 Jayant Sonar <Jayant.sonar@kpitcummins.com>
12345 Naveen.H.S <naveen.hs@kpitcummins.com>
12347 * config/sh/sh.c (SH_ATTRIBUTES): Define.
12348 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12349 (print_operand): Handle resbank in %@ operand code.
12350 (sh_encode_section_info): New.
12351 (push_regs): Add conditions for resbank.
12352 (sh_expand_epilogue): Likewise.
12353 (sh_insert_attributes): Likewise.
12354 (sh_attribute_table): Likewise.
12355 (sh_handle_resbank_handler_attribute): New.
12356 (sh2a_handle_function_vector_handler_attribute): New.
12357 (sh2a_is_function_vector_call): New.
12358 (sh2a_get_function_vector_number): New.
12359 (sh2a_function_vector_p): New.
12360 (sh_cfun_resbank_handler_p): New.
12361 * config/sh/sh.md (calli): Emit jsr/n if possible.
12362 (calli_tbr_rel): New.
12363 (calli_pcrel): Emit jsr/n if possible.
12364 (return_i): Emit rts/n if possible.
12365 (call_valuei_tbr_rel): New.
12366 (call_valuei_pcrel): Add condition for SH2A target.
12367 (call_value): Likewise.
12368 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
12369 (sh2a_get_function_vector_number): Likewise.
12370 (sh2a_is_function_vector_call): Likewise.
12371 * doc/extend.texi: Document TBR relative addressing of SH2A.
12372 (resbank): Add description for SH2A.
12374 2008-03-24 Richard Guenther <rguenther@suse.de>
12377 * gimplify.c (gimplify_modify_expr): For frontend type-correct
12378 pointer assignments change conversions according to middle-end rules.
12379 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
12380 * configure.ac: Include type checking in yes.
12381 * configure: Regenerate.
12383 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12385 * diagnostic.c (diagnostic_count_diagnostic): Delete.
12386 (diagnostic_report_diagnostic): Update. Handle ICEs here.
12388 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
12390 * gthr-vxworks.h (UNUSED): Define.
12392 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
12394 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
12396 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
12398 * doc/extend.texi (Function Attributes): Add missing comma in the
12399 example of the "alloc_size" attribute.
12401 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
12404 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
12406 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12409 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12412 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12413 of the underlying type of a MS bitfield layout to the natural
12414 alignment of the type.
12416 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
12418 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
12419 to their natural alignment to avoid store forwarding stalls.
12421 2008-03-22 Richard Guenther <rguenther@suse.de>
12423 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
12424 For PHI nodes verify the address is invariant.
12425 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
12426 (get_symbol_constant_value): Use is_gimple_min_invariant.
12427 (maybe_fold_stmt_indirect): Likewise.
12429 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
12431 PR rtl-optimization/33927
12432 * Makefile.in (dse.o): Depend on $(TM_P_H).
12433 * expr.h (extract_low_bits): Declare.
12434 * expmed.c (extract_low_bits): New function.
12435 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
12436 * dse.c: Include tm_p.h.
12437 (find_shift_sequence): Remove the read_reg argument and return the
12438 read value. Emit the instructions instead of returning them.
12439 Iterate on new_mode rather than calculating it each time.
12440 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
12441 source to NEW_MODE and extract_low_bits to convert the shifted
12442 value to READ_MODE.
12443 (replace_read): Allow the load and store to have different mode
12444 classes. Use extract_low_bits when SHIFT == 0. Create the shift
12445 or extraction instructions before trying the replacement. Update
12446 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
12448 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
12450 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
12451 to their natural alignment to avoid store forwarding stalls.
12453 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12456 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
12457 encouraging but not allowing gprs for input;
12458 change the input constraint to !f#r.
12459 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
12461 change the output constraint to !f#r.
12463 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
12466 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
12467 corresponding post-reload splitters.
12468 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
12469 when x87 FP math is selected.
12470 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
12471 New function prototype.
12472 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
12473 unreachable function to ease macroization of insn patterns.
12475 2008-03-21 Martin Jambor <mjambor@suse.cz>
12477 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
12478 reference dumps if ddr is NULL or dependence is unknown.
12480 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12482 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
12483 unsigned extension into account.
12484 (ATOMIC_COMPARE_AND_SWAP): Likewise.
12485 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
12486 Do computations on a scratch register.
12488 2008-03-21 Richard Guenther <rguenther@suse.de>
12490 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12491 Use is_gimple_min_invariant instead of TREE_INVARIANT.
12492 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
12493 * tree-ssa-dom.c (record_equality): Likewise.
12494 * tree-inline.c (copy_body_r): Likewise.
12495 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
12498 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12500 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
12501 as 'delete_unused' argument.
12503 2008-03-20 Richard Guenther <rguenther@suse.de>
12505 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12506 special casing of constant qualifiers.
12507 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
12508 care about them in general.
12509 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
12510 regardless of their type.
12511 (fold_stmt_r): Forcefully fold *& if we end up with that.
12513 2008-03-20 Paul Brook <paul@codesourcery.com>
12515 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
12516 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
12518 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
12520 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
12521 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
12523 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
12525 * common.opt (Wmudflap): New option.
12526 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
12527 (mx_register_decls): Likewise.
12528 (mudflap_finish_file): Likewise.
12529 * doc/invoke.texi: Document -Wno-mudflap.
12531 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
12533 * c-format.c (replace_format_name_to_system_name): New.
12534 (cmp_attribs): New.
12535 (convert_format_name_to_system_name): New.
12536 (decode_format_attr): Add use of convert_format_name_to_system_name.
12537 (format_types_orig): Add gnu_ prefix to names.
12538 (check_format_info_main): Special treating of \0 escaped names for
12539 supporting multi-character format specifiers as I32, I64.
12540 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
12541 (gnu_target_overrides_format_attributes): New.
12542 * c-format.h: Add structure target_ovr_attr to hold
12543 system specific formatter names.
12544 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
12545 msformat-c.o file to c_target_objs and cxx_target_objs.
12546 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12547 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
12548 (TARGET_N_FORMAT_TYPES): New.
12549 * config/i386/msformat-c.c: New.
12550 * config/i386/t-cygming: Add build rule for msformat-c.o.
12551 * doc/extend.texi: Add new format names gnu_* and ms_* and
12553 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12555 2008-03-20 Ira Rosen <irar@il.ibm.com>
12557 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
12558 optimizations turned on under -O3.
12559 (ftree-vectorize): Add that the flag is turned on with -O3.
12561 2008-03-20 Ben Elliston <bje@au.ibm.com>
12563 * regmove.c (try_auto_increment): Fix spelling error in comment.
12564 * final.c (final_scan_insn): Likewise.
12566 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
12569 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
12570 allocator preferences for "y" and "r" class registers.
12571 ("*mov<mode>_internal"): Ditto.
12572 ("*movv2sf_internal_rex64"): Ditto.
12573 ("*movv2sf_internal"): Ditto.
12575 2008-03-19 Michael Matz <matz@suse.de>
12577 PR middle-end/35616
12578 * calls.c (expand_call): Check overlap of arguments with call
12579 address for sibcalls.
12581 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12584 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12585 of the underlying type of a MS bitfield layout to the natural
12586 alignment of the type.
12588 2008-03-19 Jan Hubicka <jh@suse.cz>
12591 * toplev.c (decode_d_option): Handle all CPP flags.
12592 * tree-vrp.c: Update tree_pass descriptors.
12593 * regrename.c: Update tree_pass descriptors.
12594 * fwprop.c: Update tree_pass descriptors.
12595 * doc/invoke.texi: Remove documentation of dropped -d? flags.
12596 * tree-into-ssa.c: Update tree_pass descriptors.
12597 * tree-dump.c: Update tree_pass descriptors.
12598 * tree-complex.c: Update tree_pass descriptors.
12599 * tree-dump.h: Update tree_pass descriptors.
12600 * see.c: Update tree_pass descriptors.
12601 * cgraphbuild.c: Update tree_pass descriptors.
12602 * tracer.c: Update tree_pass descriptors.
12603 * tree-loop-distribution.c: Update tree_pass descriptors.
12604 * cgraph.c: Update tree_pass descriptors.
12605 * postreload-gcse.c: Update tree_pass descriptors.
12606 * postreload.c: Update tree_pass descriptors.
12607 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
12608 * tree-tailcall.c: Update tree_pass descriptors.
12609 * tree-pass.h (tree_opt_pass): Rename to ...
12610 (opt_pass) ... this one; add "type" field and remove letter field.
12611 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
12612 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
12613 all_lowering_passes): Update declaration.
12614 * ipa-cp.c: Update tree_pass descriptors.
12615 * final.c: Update tree_pass descriptors.
12616 * omp-low.c: Update tree_pass descriptors.
12617 * tree-ssa-dse.c: Update tree_pass descriptors.
12618 * ipa-reference.c: Update tree_pass descriptors.
12619 * tree-ssa-uncprop.c: Update tree_pass descriptors.
12620 * auto-inc-dec.c: Update tree_pass descriptors.
12621 * reorg.c: Update tree_pass descriptors.
12622 * cgraphunit.c: Update tree_pass descriptors.
12623 * tree-ssa-copyrename.c: Update tree_pass descriptors.
12624 * tree-ssa-ccp.c: Update tree_pass descriptors.
12625 * df-core.c: Update tree_pass descriptors.
12626 * mode-switching.c: Update tree_pass descriptors.
12627 * tree-nomudflap.c: Update tree_pass descriptors.
12628 * modulo-sched.c: Update tree_pass descriptors.
12629 * ipa-pure-const.c: Update tree_pass descriptors.
12630 * cse.c: Update tree_pass descriptors.
12631 * web.c: Update tree_pass descriptors.
12632 * tree-stdarg.c: Update tree_pass descriptors.
12633 * tree-ssa-math-opts.c: Update tree_pass descriptors.
12634 * tree-ssa-dom.c: Update tree_pass descriptors.
12635 * tree-nrv.c: Update tree_pass descriptors.
12636 * tree-ssa-alias.c: Update tree_pass descriptors.
12637 * loop-init.c: Update tree_pass descriptors.
12638 * gimple-low.c: Update tree_pass descriptors.
12639 * ipa-inline.c: Update tree_pass descriptors.
12640 * tree-ssa-sink.c: Update tree_pass descriptors.
12641 * global.c: Update tree_pass descriptors.
12642 * ifcvt.c: Update tree_pass descriptors.
12643 * jump.c: Update tree_pass descriptors.
12644 * predict.c: Update tree_pass descriptors.
12645 * tree-ssa-loop.c: Update tree_pass descriptors.
12646 * recog.c: Update tree_pass descriptors.
12647 * dse.c: Update tree_pass descriptors.
12648 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
12649 * tree-eh.c: Update tree_pass descriptors.
12650 * regmove.c: Update tree_pass descriptors.
12652 * function.c: Update tree_pass descriptors.
12653 * tree-vectorizer.c: Update tree_pass descriptors.
12654 * gcse.c: Update tree_pass descriptors.
12655 * ipa-type-escape.c: Update tree_pass descriptors.
12656 * tree-if-conv.c: Update tree_pass descriptors.
12657 * init-regs.c: Update tree_pass descriptors.
12658 * ipa.c: Update tree_pass descriptors.
12659 * tree-ssa-phiopt.c: Update tree_pass descriptors.
12660 * rtl-factoring.c: Update tree_pass descriptors.
12661 * lower-subreg.c: Update tree_pass descriptors.
12662 * bt-load.c: Update tree_pass descriptors.
12663 * tree-dfa.c: Update tree_pass descriptors.
12664 * except.c: Update tree_pass descriptors.
12665 * emit-rtl.c: Update tree_pass descriptors.
12666 * cfgexpand.c: Update tree_pass descriptors.
12667 * tree-cfgcleanup.c: Update tree_pass descriptors.
12668 * cfgcleanup.c: Update tree_pass descriptors.
12669 * tree-ssa-pre.c: Update tree_pass descriptors.
12670 * tree-sra.c: Update tree_pass descriptors.
12671 * tree-mudflap.c: Update tree_pass descriptors.
12672 * tree-ssa-copy.c: Update tree_pass descriptors.
12673 * cfglayout.c: Update tree_pass descriptors.
12674 * tree-ssa-forwprop.c: Update tree_pass descriptors.
12675 * tree-ssa-dce.c: Update tree_pass descriptors.
12676 * tree-ssa.c: Update tree_pass descriptors.
12677 * regclass.c: Update tree_pass descriptors.
12678 * integrate.c: Update tree_pass descriptors.
12679 * tree-optimize.c: Update tree_pass descriptors.
12680 * tree-ssa-phiprop.c: Update tree_pass descriptors.
12681 * tree-object-size.c: Update tree_pass descriptors.
12682 * combine.c: Update tree_pass descriptors.
12683 * tree-outof-ssa.c: Update tree_pass descriptors.
12684 * bb-reorder.c: Update tree_pass descriptors.
12685 * stack-ptr-mod.c: Update tree_pass descriptors.
12686 * var-tracking.c: Update tree_pass descriptors.
12687 * tree-profile.c: Update tree_pass descriptors.
12688 * tree-vect-generic.c: Update tree_pass descriptors.
12689 * reg-stack.c: Update tree_pass descriptors.
12690 * sched-rgn.c: Update tree_pass descriptors.
12691 * tree-ssa-structalias.c: Update tree_pass descriptors.
12692 * tree-cfg.c: Update tree_pass descriptors.
12693 * passes.c (current_pass): Update declaration.
12694 (finish_optimization_passes): Update.
12695 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
12696 (register_one_dump_file, register_dump_files_1, next_pass_1):
12698 (init_optimization_passes): Update handling of new types.
12699 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
12700 * ipa-struct-reorg.c: Update tree_pass descriptors.
12701 * tree-ssa-reassoc.c: Update tree_pass descriptors.
12702 * combine-stack-adj.c: Update tree_pass descriptors.
12703 * cfgrtl.c: Update tree_pass descriptors.
12704 * dce.c: Update tree_pass descriptors.
12705 * tree-ssanames.c: Update tree_pass descriptors.
12707 2008-03-19 Richard Guenther <rguenther@suse.de>
12709 PR middle-end/35609
12710 * tree-ssa.c (walk_data): New structure.
12711 (warn_uninitialized_var): If not always_executed warn with "maybe"
12713 (execute_early_warn_uninitialized): Compute post-dominators.
12714 Initialize always_executed before processing each basic block.
12716 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12719 * config/i386/i386.c (x86_this_parameter): Calculate correct location
12720 of "this" pointer when "regparm = N" or "fastcall" is in effect.
12722 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12724 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
12726 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
12728 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
12730 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
12731 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
12732 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
12733 target after ignore has been set, and move there also the commputation
12734 of subtarget and original_target.
12735 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
12736 (LANG_HOOKS_INITIALIZER): Remove it.
12737 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
12739 2008-03-18 Richard Guenther <rguenther@suse.de>
12741 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
12742 found an expression with constants, note that in the VN for the lhs.
12743 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
12744 fold them to constants if possible. Run cleanup_cfg if done so.
12745 (execute_pre): Return todo.
12746 (do_pre): Likewise.
12747 (execute_fre): Likewise.
12748 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
12750 (get_prop_source_stmt): Look through pointer conversions.
12752 2008-03-18 Jan Hubicka <jh@suse.cz>
12754 * tree-pretty-print.c: Include predict.h.
12755 (dump_generic_node): Dump predictor.
12756 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
12757 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
12758 * gimple-low.c (lower_stmt): Likewise.
12759 * expr.c (expand_expr_real): Likewise.
12760 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
12762 (build_predict_expr, build_predict_expr): New.
12763 * predict.h (predictor_name, build_predict_expr): Update.
12764 * c-typeck.c (c_finish_bc_stmt): Add prediction.
12765 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
12766 * predict.def (PRED_CONTINUE): Update hitrate.
12767 * tree.def (PREDICT_EXPR): Define.
12768 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
12769 do not handle BIND_EXPR.
12770 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
12771 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
12772 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
12775 2008-03-18 Michael Matz <matz@suse.de>
12777 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
12779 2008-03-18 Richard Guenther <rguenther@suse.de>
12781 * tree-gimple.h (is_gimple_invariant_address): Declare.
12782 (is_gimple_constant): Likewise.
12783 * tree-gimple.c (is_gimple_constant): New function.
12784 (is_gimple_invariant_address): Likewise.
12785 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
12786 and is_gimple_invariant_address.
12787 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
12789 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
12790 an addressable base.
12792 2008-03-18 Jakub Jelinek <jakub@redhat.com>
12794 PR middle-end/35611
12795 * gimplify.c (gimplify_expr): Gimplify second operand of
12798 2008-03-17 Richard Guenther <rguenther@suse.de>
12800 PR tree-optimization/19637
12801 * fold-const.c (fold_unary): Remove restrictions of removing
12802 intermediate pointer-conversions (P2)(P1)P0.
12803 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
12804 conversion to void pointer.
12805 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
12807 2008-03-16 James E. Wilson <wilson@tuliptree.org>
12810 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
12811 emulated thread local variables.
12813 2008-03-16 Richard Guenther <rguenther@suse.de>
12815 PR middle-end/35607
12816 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
12817 expand TREE_INVARIANT operations that are not gimple invariant.
12819 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
12821 * doc/extend.texi (Alignment): Say that the ABI controls
12822 the __alignof__ for non-strict-alignment targets rather
12823 than being a recommendation.
12825 2008-03-15 Paul Brook <paul@codesourcery.com>
12827 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
12829 (arm_output_fn_unwind): Mark functions that can not be unwound.
12831 2008-03-15 Paul Brook <paul@codesourcery.com>
12833 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
12834 extension instructions.
12836 2008-03-15 Richard Guenther <rguenther@suse.de>
12838 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
12839 and fold constant aggregate refs.
12840 (fold_const_aggregate_ref): Handle string constants
12841 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
12842 (evaluate_stmt): Simplify now that ccp_fold folds constant
12845 2008-03-15 Paul Brook <paul@codesourcery.com>
12847 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
12848 (extzv): Use gen_extzv_t2.
12849 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
12851 2008-03-15 Richard Guenther <rguenther@suse.de>
12853 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
12854 (fold_const_aggregate_ref): Likewise.
12855 (get_value): Return NULL if we don't have any values.
12856 (ccp_finalize): Set const_val to NULL after freeing it.
12857 * tree-flow.h (get_symbol_constant_value): Declare.
12858 (fold_const_aggregate_ref): Likewise.
12859 * tree-ssa-sccvn.c (try_to_simplify): Use them.
12861 2008-03-15 Richard Guenther <rguenther@suse.de>
12863 PR middle-end/35593
12864 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
12865 to not produce negative array indices if not allowed. Add
12866 parameter to indicate that.
12867 (maybe_fold_offset_to_component_ref): Allow negative array
12868 indices only for the first member of a structure.
12869 (maybe_fold_offset_to_reference): Allow negative array indices.
12870 (maybe_fold_stmt_addition): Likewise.
12872 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
12873 Anatoly Sokolov <aesok@post.ru>
12875 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
12876 (avr_arch): Add ARCH_AVR6.
12877 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
12878 (initial_elimination_offset): Initialize and use 'avr_pc_size'
12879 instead of fixed value 2.
12880 (print_operand_address): Use gs() asm specifier instead of pm().
12881 (avr_assemble_integer): (Ditto.).
12882 (avr_output_addr_vec_elt): (Ditto.).
12883 (print_operand): Handle "!" code.
12884 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
12885 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
12886 (AVR_HAVE_EIJMP_EICALL): Define.
12887 (AVR_3_BYTE_PC): Redefine.
12888 (AVR_2_BYTE_PC): (Ditto.).
12889 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
12890 (LINK_SPEC): Add atmega2560 and atmega2561.
12891 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
12893 * config/avr/avr.md (call_insn): Use eicall instead of icall
12894 for 3 byte PC devices.
12895 (call_value_insn): (Ditto.).
12896 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
12897 (indirect_jump): Use only for for 2 byte PC devices.
12898 (*tablejump): (Ditto.).
12899 (*indirect_jump_avr6): Add insn.
12900 (*tablejump_rjmp): Don't use for 3 byte PC devices.
12901 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
12902 instead of ijmp for 3 byte PC devices.
12903 (__tablejump2__): (Ditto.).
12904 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
12905 (MULITLIB_DIRNAMES): (Ditto.).
12906 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
12908 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
12910 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
12911 "sse2_umulsidi3". Use V1DI mode for operand 0.
12912 ("mmx_psadbw"): Use V1DI mode for operand 0.
12913 * config/i386/i386-modes.def (V1SI): New vector mode.
12914 * config/i386/i386.c (struct builtin_description)
12915 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
12916 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
12917 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
12918 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
12919 v1di_ftype_v8qi_v8qi type.
12920 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
12922 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
12923 __builtin_ia32_pmuludq]: Fix the mode of return value.
12925 2008-03-15 Richard Guenther <rguenther@suse.de>
12927 PR middle-end/35595
12928 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
12931 2008-03-14 Bob Wilson <bob.wilson@acm.org>
12933 * doc/invoke.texi (Option Summary, Xtensa Options): Document
12934 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
12935 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
12936 unless TARGET_SERIALIZE_VOLATILE is enabled.
12937 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
12938 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
12939 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
12941 2008-03-14 Richard Guenther <rguenther@suse.de>
12943 PR tree-optimization/34172
12944 * tree-flow.h (refs_may_alias_p): Declare.
12945 (get_single_def_stmt): Likewise.
12946 (get_single_def_stmt_from_phi): Likewise.
12947 (get_single_def_stmt_with_phi): Likewise.
12948 * tree-dfa.c (refs_may_alias_p): New function.
12949 (get_single_def_stmt): Likewise.
12950 (get_single_def_stmt_from_phi): Likewise.
12951 (get_single_def_stmt_with_phi): Likewise.
12952 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
12953 (vn_reference_lookup_1): New helper function.
12954 (vn_reference_lookup): Walk the virtual use-def chain to
12955 continue searching for a match if the def does not alias the
12956 reference we are looking for.
12958 2008-03-14 David Edelsohn <edelsohn@gnu.org>
12960 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
12961 archive and Perzl. Update The Written Word listing.
12963 2008-03-14 Richard Guenther <rguenther@suse.de>
12965 PR tree-optimization/34043
12966 PR tree-optimization/33989
12967 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
12969 (bitmap_find_leader): Use extra argument to verify dominance
12970 relationship inside a basic-block.
12971 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
12972 (find_leader_in_sets): Adjust.
12973 (create_component_ref_by_pieces): Take extra argument for
12974 dominance check, handle lookup failures.
12975 (find_or_generate_expression): Likewise.
12976 (create_expression_by_pieces): Likewise.
12977 (insert_into_preds_of_block): Adjust.
12978 (create_value_expr_from): If asked for, verify all operands
12979 are in the blocks AVAIL_OUT set.
12980 (make_values_for_stmt): Check for SSA_NAMEs that are life
12981 over an abnormal edge.
12982 (compute_avail): Remove such check.
12983 (do_SCCVN_insertion): New function.
12984 (eliminate): If we do not find a leader suitable for replacement
12985 insert a replacement expression from SCCVN if available.
12986 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
12987 (struct vn_ssa_aux): Add needs_insertion flag.
12988 * tree-ssa-sccvn.c (may_insert): New global flag.
12989 (copy_reference_ops_from_ref): Value-number union member access
12990 based on its size, not type and member if insertion is allowed.
12991 (visit_reference_op_load): For a weak match from union type
12992 punning lookup a view-converted value and insert a SSA_NAME
12993 for that value if that is not found.
12994 (visit_use): Make dumps shorter. Do not disallow value numbering
12995 SSA_NAMEs that are life over an abnormal edge to constants.
12996 (free_scc_vn): Release inserted SSA_NAMEs.
12997 (run_scc_vn): New flag to specify whether insertion is allowed.
12998 Process SSA_NAMEs in forward order.
12999 * tree-ssa-loop-im.c (for_each_index): Handle invariant
13000 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
13001 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
13002 pointer type to/from integral types that do not change the
13003 precision to regular conversions.
13005 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
13007 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
13008 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
13009 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
13010 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
13011 input arguments and the mode of return value. Built-in functions
13012 that operate on whole 64-bit MMX register now use V1DI mode.
13014 2008-03-13 Alon Dayan <alond@il.ibm.com>
13015 Olga Golovanevsky <olga@il.ibm.com>
13017 PR tree-optimization/35041
13018 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
13019 to locate the right position in a statement.
13021 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
13025 * config/i386/xmmintrin.h: Change all static inline functions to
13026 extern inline and add __gnu_inline__ attribute.
13027 * config/i386/bmintrin.h: Ditto.
13028 * config/i386/smmintrin.h: Ditto.
13029 * config/i386/tmmintrin.h: Ditto.
13030 * config/i386/mmintrin-common.h: Ditto.
13031 * config/i386/ammintrin.h: Ditto.
13032 * config/i386/emmintrin.h: Ditto.
13033 * config/i386/pmmintrin.h: Ditto.
13034 * config/i386/mmintrin.h: Ditto.
13035 * config/i386/mm3dnow.h: Ditto.
13037 2008-03-13 Jakub Jelinek <jakub@redhat.com>
13039 PR middle-end/35185
13040 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
13041 (lower_omp_2): New function.
13042 (lower_omp_1, lower_omp): Rewritten.
13044 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
13047 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
13048 with the phrase "Microsoft Windows compilers".
13049 (Push/Pop Macro Pragmas): New subsection. Document
13050 #pragma push_macro and pragma pop_macro.
13052 2008-03-12 Paul Brook <paul@codesourcery.com>
13054 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
13056 2008-03-12 Paul Brook <paul@codesourcery.com>
13058 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
13059 (thumb2_alusi3_short): Exclude PLUS and MINUS.
13060 (thumb2_addsi_shortim): Rename ...
13061 (thumb2_addsi_short): ... to this. Allow register operands.
13062 (thumb2_subsi_short): New pattern.
13063 (thumb2_one_cmplsi2_short,
13064 thumb2_negsi2_short): New patterns and peepholes.
13066 2008-03-12 Paul Brook <paul@codesourcery.com>
13068 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
13070 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
13072 * config/i386/i386.md (int_cond): New code iterator.
13074 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
13075 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
13076 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
13077 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
13078 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
13079 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
13080 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
13081 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
13083 2008-03-12 Paul Brook <paul@codesourcery.com>
13085 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
13086 instead of {arm,thumb}_compute_save_reg_mask.
13087 (output_return_instruction): Ditto.
13088 (thumb_unexpanded_epilogue): Ditto.
13089 (thumb1_expand_prologue): Ditto.
13090 (thumb1_output_function_prologue): Ditto.
13091 (arm_set_return_address): Ditto.
13092 (thumb_set_return_address): Ditto.
13093 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
13094 regs to achieve stack alignment.
13095 (thumb1_compute_save_reg_mask): Fix compiler warning.
13096 (arm_output_epilogue): Use offsets->saved_regs_mask.
13097 Adjust stack pointer by poping call clobered registers.
13098 (arm_expand_prologue): Use offsets->saved_regs_mask.
13099 Adjust stack pointer by pushing extra registers.
13100 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
13102 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
13105 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
13106 conversion to the operands of a multiplication.
13108 2008-03-12 Richard Guenther <rguenther@suse.de>
13110 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
13111 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
13112 * timevar.def (TV_TREE_PHIPROP): Add.
13113 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
13114 pass description. Use TV_TREE_PHIPROP.
13115 * tree-ssa-forwprop.c: Remove phiprop code.
13117 2008-03-12 Jakub Jelinek <jakub@redhat.com>
13119 PR middle-end/35549
13120 * omp-low.c (maybe_lookup_decl): Constify first argument.
13121 (use_pointer_for_field): Change last argument from bool to
13122 omp_context *. Disallow shared copy-in/out in nested
13123 parallel if decl is shared in outer parallel too.
13124 (build_outer_var_ref, scan_sharing_clauses,
13125 lower_rec_input_clauses, lower_copyprivate_clauses,
13126 lower_send_clauses, lower_send_shared_vars): Adjust callers.
13128 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
13129 Ira Rosen <irar@il.ibm.com>
13131 * tree-vectorizer.c (free_stmt_vec_info): New function.
13132 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
13133 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
13134 * tree-vectorizer.h (free_stmt_vec_info): Declare.
13135 * tree-vect-transform.c (vectorizable_conversion): Free
13136 vec_oprnds0 if it was allocated.
13137 (vect_permute_store_chain): Remove unused VECs.
13138 (vectorizable_store): Free VECs that are allocated in the..
13140 (vect_transform_strided_load, vectorizable_load): Likewise.
13141 (vect_remove_stores): Simplify the code.
13142 (vect_transform_loop): Move code to vect_remove_stores().
13143 Call vect_remove_stores() and free_stmt_vec_info().
13145 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13147 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
13148 TARGET_HPUX. Revise comment.
13149 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
13150 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
13151 Use sr4 variant of `be' instruction when not generating PIC code.
13152 (attr_length_call): Adjust for above change.
13154 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13156 * ipa-reference.c (static_execute): Remove module_statics_const and
13157 associated setting code.
13159 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
13162 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
13163 predicate for operand 1.
13164 (paritysi2_cmp): Use register_operand predicate for operand 2.
13165 Use earlyclobber modifier for operand 1. Remove support for
13167 (paritydi2_cmp): Use register_operand predicate for operand 3.
13168 Use earlyclobber modifier for operand 1. Remove support for
13171 2008-03-11 Paul Brook <paul@codesourcery.com>
13172 Vladimir Prus <vladimir@codesourcery.com>
13174 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
13175 (arm_compute_save_reg0_reg12_mask): Always
13176 check if register 11 must be saved. Always safe hard frame pointer
13177 when frame_pointer_needeed.
13178 (arm_compute_save_reg_mask): Save IP and PC
13179 only with apcs frames.
13180 (arm_output_epilogue): Adjust Thumb2 codepath to
13181 be also invoked and work for ARM non-apcs frames.
13182 (arm_expand_prologue): Don't bother saving IP
13183 for non-apcs frame, since it's not clobbered by
13184 prologue code. Implement non-apcs frame
13187 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
13189 PR rtl-optimization/35281
13190 * expr.c (convert_move): Use a new pseudo for the intermediate
13191 from_mode->word_mode result.
13193 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
13195 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
13196 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
13197 * toplev.c (compile_file): Don't call it.
13199 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
13201 PR middle-end/35526
13202 * expr.c (store_expr): Call emit_block_move if the mode
13203 of "temp" RTX is BLKmode.
13205 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13206 Richard Guenther <rguenther@suse.de>
13208 PR tree-optimization/31358
13209 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
13210 the step with a NULL_TREE.
13211 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
13212 to sizetype if type is a pointer type.
13213 (add_candidate_1): Don't convert the base and step to
13214 the generic type if the orginal type is a pointer type.
13215 (add_iv_value_candidates): Use sizetype for the step
13216 if type is a pointer type.
13217 (cand_value_at): Likewise.
13218 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
13220 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
13221 Don't convert the tem affine to the type.
13222 (add_elt_to_tree): Use sizetype for the step if a pointer.
13223 Use POINTER_PLUS_EXPR for pointers.
13224 (aff_combination_to_tree): Use sizetype for the step if a
13227 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
13229 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
13230 Remove commutativity hint.
13232 2008-03-10 Jakub Jelinek <jakub@redhat.com>
13236 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
13237 errorneous type. Check that v is a VAR_DECL.
13239 PR middle-end/35099
13240 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
13242 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
13244 PR tree-optimization/35494
13245 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
13246 may be overriden at link and run time.
13248 2008-03-10 Richard Guenther <rguenther@suse.de>
13250 PR tree-optimization/34677
13251 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
13252 (poolify_tree): Likewise.
13253 (modify_expr_template): Likewise.
13254 (poolify_modify_stmt): Likewise.
13255 (insert_fake_stores): Handle all component-ref style stores
13256 in addition to INDIRECT_REF. Also handle complex types.
13257 Do not poolify the inserted load.
13258 (realify_fake_stores): Do not rebuild the tree but only
13259 make it a SSA_NAME copy.
13260 (init_pre): Remove initialzation of modify_expr_template.
13261 Do not allocate modify_expr_node_pool.
13262 (fini_pre): Do not free modify_expr_node_pool.
13264 2008-03-10 Paul Brook <paul@codesourcery.com>
13266 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
13267 to avoid conflicts.
13269 2008-03-10 Paul Brook <paul@codesourcery.com>
13270 Mark Shinwell <shinwell@codesourcery.com>
13272 * config/arm/cortex-r4.md: New.
13273 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
13275 * config/arm/arm.md: Include cortex-r4.md.
13276 (insn): Add smmls, sdiv and udiv values.
13277 (generic_sched): Don't use generic scheduling for Cortex-R4.
13278 (arm_issue_rate): New function.
13279 (TARGET_SCHED_ISSUE_RATE): Define.
13281 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
13283 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
13285 2008-03-10 Richard Guenther <rguenther@suse.de>
13287 * tree-ssa-pre.c (get_sccvn_value): Simplify.
13288 (compute_avail): Do not add stmt uses to AVAIL_OUT.
13290 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
13292 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
13293 Set default to true.
13295 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13297 * c.opt (Wsynth): Deprecate.
13298 * doc/invoke.texi (Option Summary, Warning Options): Document
13299 -Wno-format-contains-nul.
13301 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
13304 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
13305 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
13307 2008-03-09 Ira Rosen <irar@il.ibm.com>
13309 * config/rs6000/rs6000.c (builtin_description): Rename vector
13310 left shift operations.
13311 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
13312 (altivec_vsl<VI_char>): Rename to ...
13313 (ashl<mode>3): ... new name.
13314 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
13316 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
13318 2008-03-08 Richard Guenther <rguenther@suse.de>
13320 * coverage.h (tree_coverage_counter_addr): Declare.
13321 * coverage.c (tree_coverage_counter_addr): New function.
13322 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
13323 before using again.
13324 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
13325 (tree_gen_one_value_profiler): Likewise.
13326 (tree_gen_ic_profiler): Likewise.
13327 (tree_gen_average_profiler): Likewise.
13328 (tree_gen_ior_profiler): Likewise.
13330 2008-03-08 Richard Guenther <rguenther@suse.de>
13332 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
13333 (vn_binary_op_insert): Likewise.
13334 (vn_unary_op_lookup): Likewise.
13335 (vn_unary_op_insert): Likewise.
13336 (vn_nary_op_lookup): Declare.
13337 (vn_nary_op_insert): Likewise.
13338 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
13339 and binary hashes, use a single obstack for unary_op_pool
13340 and binary_op_pool.
13341 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
13342 a single struct vn_nary_op_s. Store tree code length and
13343 a variable number of operands.
13344 (struct vn_reference_op_struct): Remove unused op2.
13345 (vn_reference_op_eq): Do not compare op2.
13346 (vn_reference_op_compute_hash): Do not compute hash of op2.
13347 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
13348 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
13349 with vn_nary_op_compute_hash.
13350 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
13351 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
13353 (vn_unary_op_insert, vn_binary_op_insert): Replace with
13355 (visit_unary_op): Call nary functions.
13356 (visit_binary_op): Likewise.
13357 (process_scc): Adjust for struct vn_tables_s changes.
13358 (allocate_vn_table): Likewise.
13359 (free_vn_table): Likewise.
13360 * tree-vn.c (vn_add): Call nary functions.
13361 (vn_lookup): Likewise.
13363 2008-03-08 Jakub Jelinek <jakub@redhat.com>
13366 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
13367 wdst back after sync_compare_and_swapqhi_internal.
13369 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
13372 * config/i386/i386-modes.def (V1DI): New vector mode.
13373 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
13374 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
13375 (MMXMODE248): Ditto.
13376 (MMXMODE): Add V1DI mode.
13377 (mmxvecsize): Change DI mode to V1DI mode.
13378 ("mov<mode>): Use MMXMODEI8 mode iterator.
13379 ("*mov<mode>_internal_rex64"): Ditto.
13380 ("*mov<mode>_internal"): Ditto.
13381 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
13382 ("mmx_sub<mode>3"): Ditto.
13383 ("mmx_adddi3"): Remove insn pattern.
13384 ("mmx_subdi3"): Ditto.
13385 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
13386 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
13387 ("mmx_ashl<mode>3"): Ditto.
13388 ("mmx_lshrdi3"): Remove insn pattern.
13389 ("mmx_ashldi3"): Ditto.
13390 * config/i386/i386.c (classify_argument): Handle V1DImode.
13391 (function_arg_advance_32): Ditto.
13392 (function_arg_32): Ditto.
13393 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
13394 mmx_addv1di3 insn pattern.
13395 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
13396 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
13397 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
13398 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
13399 Remove definitions of built-in functions.
13400 (V1DI_type_node): New node.
13401 (v1di_ftype_v1di_int): Ditto.
13402 (v1di_ftype_v1di_v1di): Ditto.
13403 (v2si_ftype_v2si_si): Ditto.
13404 (v4hi_ftype_v4hi_di): Remove node.
13405 (v2si_ftype_v2si_di): Ditto.
13406 (ix86_init_mmx_sse_builtins): Handle V1DImode.
13407 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
13408 Redefine builtins using def_builtin_const with *_ftype_*_int node.
13409 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
13410 Add new builtins using def_builtin_const.
13411 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
13412 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
13413 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
13414 * config/i386/mmintrin.h (__v1di): New typedef.
13415 (_mm_add_si64): Cast arguments to __v1di type.
13416 (_mm_sub_si64): Ditto.
13417 (_mm_sll_pi16): Cast __count to __v4hi type.
13418 (_mm_sll_pi32): Cast __count to __v2si type.
13419 (_mm_sll_si64): Cast arguments to __v1di type.
13420 (_mm_srl_pi16): Cast __count to __v4hi type.
13421 (_mm_srl_pi32): Cast __count to __v2si type.
13422 (_mm_srl_si64): Cast arguments to __v1di type.
13423 (_mm_sra_pi16): Cast __count to __v4hi type.
13424 (_mm_sra_pi32): Cast __count to __v2si type.
13425 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
13426 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
13427 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
13428 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
13429 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
13430 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
13431 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
13432 (_mm_srai_pi32): Use __builtin_ia32_psradi.
13433 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
13434 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
13435 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
13436 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
13438 2008-03-07 Joseph Myers <joseph@codesourcery.com>
13440 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
13442 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
13445 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
13446 reg+const addressing for Altivec modes. Don't generate reg+reg
13447 addressing for TFmode or TDmode quantities.
13449 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
13451 * c-common.c (vector_types_convertible_p): Call langhook
13452 instead of comptypes.
13454 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13457 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
13458 integral and scalar float variables which have a
13461 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
13463 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
13464 dwarf_register_span hook when emitting unwind information for
13465 register-to-memory saves.
13466 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
13467 (rs6000_frame_related): Remove call to spe_synthesize_frame.
13469 2008-03-06 Jakub Jelinek <jakub@redhat.com>
13471 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
13472 for the same VAR_DECL.
13474 2008-03-06 Tom Tromey <tromey@redhat.com>
13476 * treelang: Delete.
13477 * doc/standards.texi (Standards): Don't mention treelang.
13478 * doc/invoke.texi (Overall Options): Don't mention treelang.
13479 * doc/install.texi (Prerequisites): Don't mention bison or
13481 (Configuration): Don't mention treelang.
13482 (Building): Likewise.
13483 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
13485 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
13487 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
13488 word-extractions out of a multi-word object.
13490 2008-03-06 Richard Guenther <rguenther@suse.de>
13492 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
13493 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
13494 result type and precision.
13495 * expr.c (get_inner_reference): Set unsignedp based on the result
13496 type of BIT_FIELD_REF.
13497 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
13498 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
13499 (try_instantiate_multiple_fields): Likewise. Use the correct type
13501 (sra_build_assignment): Likewise.
13502 (sra_build_elt_assignment): Likewise.
13503 (sra_explode_bitfield_assignment): Likewise.
13504 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
13505 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
13506 set BIT_FIELD_REF_UNSIGNED.
13507 (vectorizable_load): Likewise.
13509 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
13511 * cse.c (cse_extended_basic_block): Invalidate artificial defs
13514 2008-03-06 Richard Guenther <rguenther@suse.de>
13516 * alias.c (struct alias_set_entry): Move has_zero_child field
13517 to pack with alias_set.
13519 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13521 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13524 2008-03-05 Ian Lance Taylor <iant@google.com>
13526 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
13528 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
13530 * fwprop.c (update_df): Support width and offset parameters of
13532 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
13533 global_conflicts): Change DF_REF_EXTRACT to either
13534 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13535 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13536 * df-scan.c (df_ref_record, df_defs_record,
13537 df_ref_create_structure, df_def_record_1, df_uses_record,
13538 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
13539 df_bb_refs_collect, df_entry_block_defs_collect,
13540 df_exit_block_uses_collect): Support new width and offset fields.
13541 (ref_extract_pool): New storage pool.
13542 (df_free_ref): New function.
13543 (df_reg_chain_unlink, df_free_collection_rec,
13544 df_sort_and_compress_refs): Call df_free_ref.
13545 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
13547 (df_ref_create_structure): Allocate df_ref_extract if offset and
13548 width fields are used.
13549 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
13550 (df_uses_record): Get offset and width from ZERO_EXTRACT
13552 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
13553 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13554 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13555 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
13556 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13557 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13558 (df_ref_extract): New structure.
13559 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
13560 (df_ref_create): Add width and offset parameters.
13562 2008-03-05 Richard Guenther <rguenther@suse.de>
13564 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13565 Use ranges_overlap_p.
13566 (offset_overlaps_with_access): Rename
13567 to ranges_overlap_p and move ...
13568 * tree-flow-inline.h (ranges_overlap_p): ... here.
13570 * tree.h (get_inner_reference, handled_component_p): Update
13573 * tree.h (record_component_aliases, get_alias_set,
13574 alias_sets_conflict_p, alias_sets_must_conflict_p,
13575 objects_must_conflict_p): Move declarations ...
13576 * alias.h (record_component_aliases, get_alias_set,
13577 alias_sets_conflict_p, alias_sets_must_conflict_p,
13578 objects_must_conflict_p): ... here.
13579 Include coretypes.h.
13580 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
13582 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
13584 * cfg.c: Include tree-flow.h.
13585 (remove_edge_raw): Call redirect_edge_var_map_clear.
13586 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
13587 * tree-flow-inline.h (redirect_edge_var_map_def): New.
13588 (redirect_edge_var_map_result): New.
13589 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
13590 PENDING_STMT use with redirect_edge_var_map_*.
13591 * tree-ssa.c (edge_var_maps): New definition.
13592 (redirect_edge_var_map_add): New.
13593 (redirect_edge_var_map_clear): New.
13594 (redirect_edge_var_map_dup): New.
13595 (redirect_edge_var_map_vector): New.
13596 (redirect_edge_var_map_destroy): New.
13597 (ssa_redirect_edge): Replace PENDING_STMT use with
13598 redirect_edge_var_map_*.
13599 (flush_pending_stmts): Same.
13600 (delete_tree_ssa): Destroy edge var map.
13601 * tree-flow.h (struct _edge_var_map): New.
13602 Define edge_var_map vector type.
13603 Declare redirect_edge_var_map_* prototypes.
13604 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
13605 * tree-cfg.c (reinstall_phi_args): Replace
13606 PENDING_STMT use with redirect_edge_var_map_*.
13608 2008-03-05 Richard Guenther <rguenther@suse.de>
13610 PR tree-optimization/35472
13611 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
13612 whose single use_stmt has a overlapping set of loaded and
13613 stored symbols as that use_stmt might be a noop assignment then.
13615 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13617 * gthr-rtems.h: Implement __gthread_mutex_destroy.
13619 2008-03-05 Richard Guenther <rguenther@suse.de>
13622 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
13623 should be constants.
13624 * tree-cfg.c (verify_expr): Verify it.
13625 * fold-const.c (fold_truthop): Remove code generating
13626 BIT_FIELD_REFs of structure bases.
13627 (fold_binary): Likewise.
13628 (fold_ternary): Position and size of BIT_FIELD_REFs are
13629 always host integers.
13630 (make_bit_field_ref): Remove.
13631 (optimize_bit_field_compare): Remove.
13632 (all_ones_mask_p): Remove.
13634 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
13637 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
13638 (split_block_and_df_analyze): New. Split basic block and rebuild
13640 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
13642 (split_pattern_seq): Likewise.
13643 (erase_matching_seqs): Likewise.
13644 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
13646 2008-03-04 Geoff Keating <geoffk@apple.com>
13648 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
13649 declaration and code.
13650 (tree_invalid_nonnegative_warnv_p): Likewise.
13652 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
13654 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
13655 examples. Truncate option-names then causing overfull hbox.
13657 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13660 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
13662 * configure: Rebuilt.
13664 2008-03-04 Rafael Espindola <espindola@google.com>
13666 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
13667 (tree_unary_nonnegative_warnv_p): New.
13668 (tree_binary_nonnegative_warnv_p): New.
13669 (tree_single_nonnegative_warnv_p): New.
13670 (tree_invalid_nonnegative_warnv_p): New.
13671 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
13673 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13676 * opts.c (handle_option): Postpone 'unknown option' errors only for
13679 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
13682 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
13685 2008-03-04 Rafael Espindola <espindola@google.com>
13687 * fold-const.c (tree_unary_nonzero_warnv_p): New.
13688 (tree_binary_nonzero_warnv_p): New.
13689 (tree_single_nonzero_warnv_p): New.
13690 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
13692 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
13694 PR middle-end/35456
13695 * fold-const.c (fold_cond_expr_with_comparison): Prevent
13696 transformations for modes that have signed zeros.
13697 * ifcvt.c (noce_try_abs): Ditto.
13699 2008-03-04 Joseph Myers <joseph@codesourcery.com>
13701 * config/i386/i386.c (override_options): Force
13702 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
13704 2008-03-04 Jan Hubicka <jh@suse.cz>
13707 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
13710 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13712 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
13713 label to probe the stack.
13715 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13717 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
13718 (__gthr_win32_mutex_destroy): Declare.
13719 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
13720 __gthr_win32_mutex_destroy.
13721 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
13723 2008-03-03 Jan Hubicka <jh@suse.cz>
13726 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
13727 aggressive on inlining cold calls.
13729 2008-03-03 Richard Guenther <rguenther@suse.de>
13731 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
13732 struct copies into the expression table.
13733 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
13734 (try_to_simplify): Likewise.
13735 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
13736 integral and pointer arguments which do not change the
13737 precision to NOP_EXPRs.
13738 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
13739 VIEW_CONVERT_EXPR case.
13741 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
13743 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
13744 defined in a loop at depth 0 is invariant.
13745 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13746 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
13747 be called at loop depth 0.
13749 2008-03-02 Jakub Jelinek <jakub@redhat.com>
13752 * gcc.c (process_command): Update copyright notice dates.
13753 * gcov.c (print_version): Likewise.
13754 * gcov-dump.c (print_version): Likewise.
13755 * mips-tfile.c (main): Likewise.
13756 * mips-tdump.c (main): Likewise.
13758 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13761 * c-common.c (flag_permissive): Delete.
13762 (constant_expression_warnings): Check flags first.
13763 (constant_expression_error): New.
13764 * c-common.h (flag_permissive): Delete.
13765 (constant_expression_error): Declare.
13766 * flags.h (flag_permissive): Declare. Update description.
13767 * diagnostic.c (pedwarn): Update.
13769 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
13770 (permissive_error_kind): New.
13771 * toplev.c (flag_permissive): Define. Update description.
13772 * toplev.h (permissive_error_kind): Declare.
13773 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
13774 (pedwarn_c90): Use pedantic_warning_kind.
13775 * c-opts.c (c_common_post_options): flag_permissive does not affect
13776 flag_pedantic_errors.
13778 2008-03-02 Joseph Myers <joseph@codesourcery.com>
13780 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
13781 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
13782 __absvsi2, __absvDI2): Use unsigned arithmetic.
13784 2008-03-02 Andi Kleen <ak@suse.de>
13785 Richard Guenther <rguenther@suse.de>
13787 * struct-equiv.c: Remove file.
13788 * cfg_cleanup.c (condjump_equiv_p): Remove.
13789 * Makefile.in (OBJS-common): Remove struct-equiv.o.
13790 (struct-equiv.o): Remove rule.
13791 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
13792 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
13793 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
13795 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13797 * ifcvt.c (noce_process_if_block): Try to handle only the then
13798 block if the else block exists but isn't suitable.
13800 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13803 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
13804 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
13805 regression from previous patch.
13807 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13810 * gthr.h: Add __gthread_mutex_destroy as a function that must be
13812 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
13813 * gthr-single.h (__gthread_mutex_destroy): Likewise.
13814 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
13815 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
13816 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
13817 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
13818 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
13819 (__gthread_mutex_destroy_function): Rename to
13820 __gthread_mutex_destroy.
13821 * gthr-dce.h (__gthread_mutex_destroy): Call
13822 pthread_mutex_destroy.
13823 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
13824 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
13825 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
13827 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13829 * df-scan.c (df_ref_chain_change_bb): Simplify.
13830 (df_insn_change_bb): Add new_bb argument. Simplify. Call
13831 set_block_for_insn if there's any change.
13832 * df.h ((df_insn_change_bb): Fix prototype.
13833 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
13834 df_insn_change_bb, don't call set_block_for_insn.
13835 * emit-rtl.c (reorder_insns): Likewise.
13836 * haifa-sched.c (move_insn): Likewise.
13838 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13840 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
13842 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13844 * tree-flow-inline.h (next_readonly_imm_use): Return
13845 NULL_USE_OPERAND_P after the end.
13847 2008-03-01 Richard Guenther <rguenther@suse.de>
13849 PR tree-optimization/35411
13850 * tree-sra.c (sra_build_assignment): Split conversion to
13851 final type to a separate statement if we are not assigning
13854 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13856 * fold-const.c (fold_convertible_p): Correct the logic to follow
13857 that in fold_convert().
13859 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
13862 * tree-inline.c (build_duplicate_type): When we make a
13863 duplicate type, make it unique in the canonical types system.
13865 2008-02-29 Tom Tromey <tromey@redhat.com>
13867 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
13868 input_file_stack_history, input_file_stack_restored): Remove.
13869 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13870 * input.h (struct file_stack): Remove.
13871 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13872 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
13874 * diagnostic.h (struct diagnostic_context) <last_module>: Change
13876 (diagnostic_last_module_changed): Add 'map' argument.
13877 (diagnostic_set_last_function): Likewise.
13878 * diagnostic.c (undiagnostic_report_current_module): Iterate using
13879 line map, not input_file_stack.
13880 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
13882 2008-02-29 Paul Brook <paul@codesourcery.com>
13884 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
13886 2008-02-29 Paul Brook <paul@codesourcery.com>
13888 * config/arm/ieee754-df.S (muldf3): Use RET macros.
13890 2008-02-29 Richard Guenther <rguenther@suse.de>
13892 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
13894 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
13895 value for comparing for a store match.
13896 (simplify_unary_expression): Do nothing for SSA_NAMEs.
13897 (try_to_simplify): Do not do a full-blown reference lookup.
13899 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13901 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
13902 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13904 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
13906 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
13908 * tree-loop-linear.c (try_interchange_loops): Compare memory access
13909 strides against cache sizes.
13911 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13913 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
13916 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
13918 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
13919 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
13920 is smaller than the original promoted value.
13921 (simplify_subreg): If OP is a SUBREG, try to preserve its
13922 SUBREG_PROMOTED_VAR_P information.
13924 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
13926 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
13927 (VN_INFO_GET): Allocate new objects on the obstack.
13928 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
13929 for rpo_numbers_temp, for consistency.
13930 (free_scc_vn): Free the obstack.
13932 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
13934 * doc/invoke.texi: Document -ftree-loop-distribution.
13935 * tree-loop-distribution.c: New.
13936 * tree-pass.h (pass_loop_distribution): New.
13937 * graphds.h (struct graph): Add htab_t indices.
13938 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
13939 * tree-vectorizer.c (rename_variables_in_loop): Extern.
13940 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
13941 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
13942 * tree-data-ref.c (debug_data_dependence_relations): New.
13943 (dump_data_dependence_relation): Also print data references.
13944 (free_data_ref): Extern.
13945 (same_access_functions): Moved...
13946 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
13947 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13948 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
13949 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
13950 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
13951 (stmts_from_loop): Skip LABEL_EXPR.
13952 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
13954 (build_rdg): Initialize rdg->indices htab.
13955 (free_rdg, stores_from_loop, ref_base_address,
13956 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
13957 have_similar_memory_accesses_1, ref_base_address_1,
13958 remove_similar_memory_refs): New.
13959 * tree-data-ref.h: Depend on tree-chrec.h.
13960 (debug_data_dependence_relations, free_data_ref): Declared.
13961 (same_access_functions): ... here.
13962 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
13964 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
13965 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
13966 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
13967 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13968 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
13969 rdg_vertex_for_stmt): Declared.
13970 (struct rdg_edge): Add level.
13972 (free_rdg, stores_from_loop, remove_similar_memory_refs,
13973 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
13975 (rdg_has_similar_memory_accesses): New.
13976 * tree-vect-analyze.c: Remove unused static decls.
13977 * lambda.h (dependence_level): New.
13978 * common.opt (ftree-loop-distribution): New.
13979 * tree-flow.h (mark_virtual_ops_in_bb,
13980 slpeel_tree_duplicate_loop_to_edge_cfg,
13981 rename_variables_in_loop): Declared.
13982 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
13983 (OBJS-common): Add tree-loop-distribution.o.
13984 (tree-loop-distribution.o): New rule.
13985 * tree-cfg.c (mark_virtual_ops_in_bb): New.
13986 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
13987 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
13989 2008-02-28 Joseph Myers <joseph@codesourcery.com>
13992 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
13993 other than structures and unions.
13995 2008-02-28 Richard Guenther <rguenther@suse.de>
13998 2008-02-26 Richard Guenther <rguenther@suse.de>
14000 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14001 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14002 (lookup_decl_from_uid): Declare.
14003 (remove_decl_from_map): Likewise.
14004 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14005 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14006 (decl_for_uid_map): New global hashtable mapping DECL_UID
14008 (init_ttree): Allocate it.
14009 (insert_decl_to_uid_decl_map): New helper function.
14010 (make_node_stat): Insert new decls into the map.
14011 (copy_node_stat): Likewise.
14012 (lookup_decl_from_uid): New function.
14013 (remove_decl_from_map): Likewise.
14014 (print_decl_for_uid_map_statistics): New helper.
14015 (dump_tree_statistics): Call it.
14017 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14018 (referenced_var_iterator): Adjust.
14019 (FOR_EACH_REFERENCED_VAR): Adjust.
14020 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14021 (num_referenced_vars): Adjust.
14022 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14023 (first_referenced_var): Remove.
14024 (end_referenced_vars_p): Likewise.
14025 (next_referenced_var): Likewise.
14026 (referenced_var_iterator_set): New helper function.
14027 * tree-dfa.c (referenced_var_lookup): Adjust.
14028 (referenced_var_check_and_insert): Likewise.
14029 (remove_referenced_var): Likewise.
14030 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14031 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14032 (verify_call_clobbering): Likewise.
14033 (verify_memory_partitions): Likewise.
14034 (init_tree_ssa): Allocate bitmap instead of hashtable for
14036 (delete_tree_ssa): Adjust.
14037 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14038 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14039 (compute_tag_properties): Likewise.
14040 (set_initial_properties): Likewise.
14041 (find_partition_for): Likewise.
14042 (update_reference_counts): Likewise.
14043 (dump_may_aliases_for): Likewise.
14044 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14045 (add_call_clobber_ops): Likewise.
14046 (add_call_read_ops): Likewise.
14047 (get_asm_expr_operands): Likewise.
14048 * tree-into-ssa.c (dump_decl_set): Likewise.
14049 (update_ssa): Likewise.
14050 * tree-sra.c (scan_function): Likewise.
14051 (decide_instantiations): Likewise.
14052 (scalarize_parms): Likewise.
14053 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14054 (dsa_named_for): Likewise.
14055 * tree-ssa-structalias.c (update_alias_info): Likewise.
14056 (merge_smts_into): Likewise.
14058 2008-02-27 David Daney <ddaney@avtrex.com>
14061 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
14062 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
14063 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
14064 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
14065 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
14067 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
14070 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
14071 (BUILT_IN_NEXTTOWARD): Remove.
14072 (BUILT_IN_NEXTTOWARDF): Ditto.
14073 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
14074 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
14076 2008-02-27 Tom Tromey <tromey@redhat.com>
14078 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
14079 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
14081 2008-02-27 Jan Beulich <jbeulich@novell.com>
14083 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
14084 update the respective field on newdecl.
14086 2008-02-27 Revital Eres <eres@il.ibm.com>
14088 PR rtl-optimization/34999
14089 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
14090 crossing edges that ends with a call insn.
14091 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
14092 call insn and clear the EDGE_CROSSING flag of the crossing edge
14093 when fixing fallthru edges.
14095 2008-02-27 Richard Guenther <rguenther@suse.de>
14097 PR middle-end/35390
14098 * fold-const.c (fold_unary): Return the correct argument,
14099 converted to the result type.
14101 2008-02-27 Richard Guenther <rguenther@suse.de>
14103 PR middle-end/34971
14104 * expr.c (expand_expr_real_1): Assert on rotates that operate
14106 * fold-const.c (fold_binary): Use the types precision, not the
14107 bitsize of the mode if folding rotate expressions. Build rotates
14108 only for full modes.
14110 2008-02-27 Jakub Jelinek <jakub@redhat.com>
14112 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
14113 and CPP_PRAGMA_EOL.
14114 * c-pragma.c (pragma_ns_name): New typedef.
14115 (registered_pp_pragmas): New variable.
14116 (c_pp_lookup_pragma): New function.
14117 (c_register_pragma_1): If flag_preprocess_only, do nothing
14118 for non-expanded pragmas, for expanded ones push pragma's
14119 namespace and name into registered_pp_pragmas vector.
14120 (c_invoke_pragma_handler): Register OpenMP pragmas even when
14121 flag_preprocess_only, don't register GCC pch_preprocess
14122 pragma if flag_preprocess_only.
14123 * c-opts.c (c_common_init): Call init_pragma even if
14124 flag_preprocess_only.
14125 * c-pragma.c (c_pp_lookup_pragma): New prototype.
14126 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
14127 cpp_register_pragma if flag_preprocess_only.
14129 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14132 * c-parser.c (c_parser_translation_unit): Warn for empty
14133 translation unit, not empty source file.
14135 2008-02-26 Paul Brook <paul@codesourcery.com>
14137 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
14138 operand for Thumb-2.
14139 * config/arm/arm.h (reg_class): Add CORE_REGS.
14140 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
14141 (BASE_REG_CLASS): Use CORE_REGS.
14142 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
14143 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
14144 (REGNO_OK_FOR_INDEX_P): Exclude SP.
14145 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
14146 ARM_REGNO_OK_FOR_INDEX_P.
14147 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
14148 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
14149 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
14150 (ldm/stm peepholes): Ditto.
14151 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
14152 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
14153 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
14154 * config/arm/constraints.md: Enable "k" constraint on ARM.
14156 2008-02-27 Ben Elliston <bje@au.ibm.com>
14158 * config/rs6000/rs6000.c: Annotate cache line size field in all
14159 instances of struct processor_costs.
14161 2008-02-26 David Edelsohn <edelsohn@gnu.org>
14163 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
14164 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
14165 jump_bypass): New counters.
14166 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
14167 * dce.c (gate_ud_dce): Same.
14168 (gate_fast_dce): Same.
14169 * dse.c (gate_dse1): New function.
14170 (gate_dse2): New function.
14171 (gate_dse): Merge results of new gate functions.
14172 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
14173 (gate_handle_jump_bypass): Add dbg_cnt.
14174 (gate_handle_gcse): Add dbg_cnt.
14175 * ifcvt.c (gate_handle_if_conversion): Same.
14176 (gate_handle_if_after_combine): Same.
14177 (gate_handle_if_after_reload): Same.
14178 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
14180 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
14182 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
14184 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
14186 2008-02-26 Jason Merrill <jason@redhat.com>
14189 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
14190 alone if it's the naming decl for the type's main variant.
14192 2008-02-26 Tom Tromey <tromey@redhat.com>
14194 * system.h (USE_MAPPED_LOCATION): Poison.
14195 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
14196 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
14197 (make_goto_expr_edges): Likewise.
14198 (remove_bb): Likewise.
14199 (execute_warn_function_return): Likewise.
14200 * basic-block.h (struct edge_def) <goto_locus>: Change type to
14202 * c-common.c (fname_decl): Remove old location code.
14203 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
14205 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
14207 (ASM_INPUT_SOURCE_LOCATION): Likewise.
14208 (gen_rtx_ASM_INPUT): Likewise.
14209 (gen_rtx_ASM_INPUT_loc): Likewise.
14210 (get_rtx_asm_OPERANDS): Remove.
14211 * cfglayout.c (insn_locators_alloc): Remove old location code.
14212 (set_curr_insn_source_location): Likewise.
14213 (curr_insn_locator): Likewise.
14214 * print-tree.c (print_node): Remove old location code.
14215 * tree-mudflap.c (mf_varname_tree): Remove old location code.
14216 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
14217 * cfgexpand.c (expand_gimple_cond_expr): Don't use
14218 location_from_locus.
14219 (construct_exit_block): Remove old location code.
14220 * emit-rtl.c (force_next_line_note): Remove old location code.
14221 * profile.c (branch_prob): Remove old location code.
14222 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
14223 LOC_LINE): Remove old-location variants.
14224 * langhooks.c (lhd_print_error_function): Remove old location
14226 * configure, config.in: Rebuilt.
14227 * configure.ac (--enable-mapped-location): Remove.
14228 * c-decl.c (c_init_decl_processing): Remove old location code.
14229 (finish_function): Likewise.
14230 * recog.c (decode_asm_operands): Remove old location code.
14231 * c-pch.c (c_common_read_pch): Remove old location code.
14232 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
14234 * gimple-low.c (lower_function_body): Remove old location code.
14235 * toplev.c (unknown_location): Remove.
14236 (push_srcloc): Remove old-location variant.
14237 (process_options): Remove old location code.
14238 (lang_dependent_init): Likewise.
14239 * input.h (UNKNOWN_LOCATION): Move definition.
14240 (location_t): Undeprecate.
14241 (source_locus): Remove.
14242 (location_from_locus): Remove.
14243 (struct location_s): Remove.
14244 Remove all old-location code.
14245 (input_line, input_filename): Remove.
14246 * final.c (final_scan_insn): Remove old location code.
14247 * diagnostic.c (diagnostic_build_prefix): Remove
14248 USE_MAPPED_LOCATION test.
14249 * tree.h (gimple_stmt) <locus>: Now a location_t.
14250 (tree_exp) <locus>: Likewise.
14251 (DECL_IS_BUILTIN): Remove old-location variant.
14252 (annotate_with_file_line, annotate_with_locus): Likewise.
14253 (expr_locus, set_expr_locus): Update.
14254 * tree.c (build1_stat): Remove old location code.
14255 (last_annotated_node): Remove.
14256 (annotate_with_file_line): Remove old-location variant.
14257 (annotate_with_locus): Likewise.
14258 (expr_location): Remove old location code.
14259 (set_expr_location): Likewise.
14260 (expr_has_location): Likewise.
14261 (expr_locus): Likewise.
14262 (set_expr_locus): Likewise.
14263 (expr_filename): Don't use location_from_locus.
14264 (expr_lineno): Likewise.
14265 * rtl-error.c (location_for_asm): Remove old location code.
14266 * c-lex.c (cb_line_change): Remove old location code.
14267 (fe_file_change): Likewise.
14268 (cb_def_pragma): Likewise.
14269 (c_lex_with_flags): Likewise.
14270 * gengtype.c (do_typedef): Don't special-case location types.
14271 (define_location_structures): Remove.
14272 (main): Don't call define_location_structures.
14273 * tree-pretty-print.c (dump_implicit_edges): Remove old location
14276 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14279 * builtins.def (BUILT_IN_STDARG_START): Remove.
14280 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
14281 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14282 * tree-inline.c (inline_forbidden_p_1): Likewise.
14284 2008-02-26 Richard Guenther <rguenther@suse.de>
14286 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14287 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14288 (lookup_decl_from_uid): Declare.
14289 (remove_decl_from_map): Likewise.
14290 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14291 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14292 (decl_for_uid_map): New global hashtable mapping DECL_UID
14294 (init_ttree): Allocate it.
14295 (insert_decl_to_uid_decl_map): New helper function.
14296 (make_node_stat): Insert new decls into the map.
14297 (copy_node_stat): Likewise.
14298 (lookup_decl_from_uid): New function.
14299 (remove_decl_from_map): Likewise.
14300 (print_decl_for_uid_map_statistics): New helper.
14301 (dump_tree_statistics): Call it.
14303 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14304 (referenced_var_iterator): Adjust.
14305 (FOR_EACH_REFERENCED_VAR): Adjust.
14306 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14307 (num_referenced_vars): Adjust.
14308 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14309 (first_referenced_var): Remove.
14310 (end_referenced_vars_p): Likewise.
14311 (next_referenced_var): Likewise.
14312 (referenced_var_iterator_set): New helper function.
14313 * tree-dfa.c (referenced_var_lookup): Adjust.
14314 (referenced_var_check_and_insert): Likewise.
14315 (remove_referenced_var): Likewise.
14316 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14317 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14318 (verify_call_clobbering): Likewise.
14319 (verify_memory_partitions): Likewise.
14320 (init_tree_ssa): Allocate bitmap instead of hashtable for
14322 (delete_tree_ssa): Adjust.
14323 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14324 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14325 (compute_tag_properties): Likewise.
14326 (set_initial_properties): Likewise.
14327 (find_partition_for): Likewise.
14328 (update_reference_counts): Likewise.
14329 (dump_may_aliases_for): Likewise.
14330 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14331 (add_call_clobber_ops): Likewise.
14332 (add_call_read_ops): Likewise.
14333 (get_asm_expr_operands): Likewise.
14334 * tree-into-ssa.c (dump_decl_set): Likewise.
14335 (update_ssa): Likewise.
14336 * tree-sra.c (scan_function): Likewise.
14337 (decide_instantiations): Likewise.
14338 (scalarize_parms): Likewise.
14339 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14340 (dsa_named_for): Likewise.
14341 * tree-ssa-structalias.c (update_alias_info): Likewise.
14342 (merge_smts_into): Likewise.
14344 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14347 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
14348 * c-opts.c (c_common_handle_option): Wall enables
14349 Wvolatile-register-var.
14350 * common.opt: Move Wvolatile-register-var to...
14353 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14355 * common.opt (Wlarger-than=): New.
14356 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
14358 * opts.c (common_handle_option): Handle -Wlarger-than=.
14359 * optc-gen.awk: Likewise.
14360 * opth-gen.awk: Likewise.
14361 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
14362 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14364 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14366 * c-common.c (match_case_to_enum_1): Add appropriate
14367 OPT_W* parameter to warning.
14368 (c_do_switch_warnings): Likewise.
14369 * c-typeck.c (warning_init): Add one more parameter following
14370 'warning' function.
14371 (push_init_level): Update call to warning_init.
14372 (pop_init_level): Likewise.
14373 (add_pending_init): Likewise.
14374 (output_init_element: Likewise.
14376 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14379 * toplev.c (toplev_main): If there are warnings or error, print
14380 errors for ignored options.
14381 * opts.c (ignored_options): New static variable.
14382 (postpone_unknown_option_error): New.
14383 (print_ignored_options): New.
14384 (handle_option): Postpone errors for unknown -Wno-* options.
14385 * opts.h (print_ignored_options): Declare.
14387 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
14389 * config/mips/mips.md (loadgp_blockage, blockage): Change type
14392 2008-02-25 Richard Guenther <rguenther@suse.de>
14395 2008-02-25 Richard Guenther <rguenther@suse.de>
14397 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14398 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14399 (lookup_decl_from_uid): Declare.
14400 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14401 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14402 (decl_for_uid_map): New global hashtable mapping DECL_UID
14404 (init_ttree): Allocate it.
14405 (insert_decl_to_uid_decl_map): New helper function.
14406 (make_node_stat): Insert new decls into the map.
14407 (copy_node_stat): Likewise.
14408 (lookup_decl_from_uid): New function.
14409 (print_decl_for_uid_map_statistics): New helper.
14410 (dump_tree_statistics): Call it.
14412 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14413 (referenced_var_iterator): Adjust.
14414 (FOR_EACH_REFERENCED_VAR): Adjust.
14415 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14416 (num_referenced_vars): Adjust.
14417 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14418 (first_referenced_var): Remove.
14419 (end_referenced_vars_p): Likewise.
14420 (next_referenced_var): Likewise.
14421 (referenced_var_iterator_set): New helper function.
14422 * tree-dfa.c (referenced_var_lookup): Adjust.
14423 (referenced_var_check_and_insert): Likewise.
14424 (remove_referenced_var): Likewise.
14425 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14426 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14427 (verify_call_clobbering): Likewise.
14428 (verify_memory_partitions): Likewise.
14429 (init_tree_ssa): Allocate bitmap instead of hashtable for
14431 (delete_tree_ssa): Adjust.
14432 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14433 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14434 (compute_tag_properties): Likewise.
14435 (set_initial_properties): Likewise.
14436 (find_partition_for): Likewise.
14437 (update_reference_counts): Likewise.
14438 (dump_may_aliases_for): Likewise.
14439 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14440 (add_call_clobber_ops): Likewise.
14441 (add_call_read_ops): Likewise.
14442 (get_asm_expr_operands): Likewise.
14443 * tree-into-ssa.c (dump_decl_set): Likewise.
14444 (update_ssa): Likewise.
14445 * tree-sra.c (scan_function): Likewise.
14446 (decide_instantiations): Likewise.
14447 (scalarize_parms): Likewise.
14448 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14449 (dsa_named_for): Likewise.
14450 * tree-ssa-structalias.c (update_alias_info): Likewise.
14451 (merge_smts_into): Likewise.
14453 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
14456 * doc/invoke.texi (-fcx-limited-range): Document new option.
14457 * toplev.c (process_options): Handle -fcx-fortran-rules.
14458 * common.opt: Add documentation for -fcx-fortran-rules.
14460 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
14463 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
14464 actual behaviour and C99.
14466 2008-02-26 Ben Elliston <bje@au.ibm.com>
14468 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
14469 (ASM_CPU_POWER6_SPEC): Likewise.
14470 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
14471 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
14472 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
14474 2008-02-25 Richard Guenther <rguenther@suse.de>
14476 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14477 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14478 (lookup_decl_from_uid): Declare.
14479 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14480 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14481 (decl_for_uid_map): New global hashtable mapping DECL_UID
14483 (init_ttree): Allocate it.
14484 (insert_decl_to_uid_decl_map): New helper function.
14485 (make_node_stat): Insert new decls into the map.
14486 (copy_node_stat): Likewise.
14487 (lookup_decl_from_uid): New function.
14488 (print_decl_for_uid_map_statistics): New helper.
14489 (dump_tree_statistics): Call it.
14491 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14492 (referenced_var_iterator): Adjust.
14493 (FOR_EACH_REFERENCED_VAR): Adjust.
14494 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14495 (num_referenced_vars): Adjust.
14496 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14497 (first_referenced_var): Remove.
14498 (end_referenced_vars_p): Likewise.
14499 (next_referenced_var): Likewise.
14500 (referenced_var_iterator_set): New helper function.
14501 * tree-dfa.c (referenced_var_lookup): Adjust.
14502 (referenced_var_check_and_insert): Likewise.
14503 (remove_referenced_var): Likewise.
14504 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14505 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14506 (verify_call_clobbering): Likewise.
14507 (verify_memory_partitions): Likewise.
14508 (init_tree_ssa): Allocate bitmap instead of hashtable for
14510 (delete_tree_ssa): Adjust.
14511 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14512 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14513 (compute_tag_properties): Likewise.
14514 (set_initial_properties): Likewise.
14515 (find_partition_for): Likewise.
14516 (update_reference_counts): Likewise.
14517 (dump_may_aliases_for): Likewise.
14518 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14519 (add_call_clobber_ops): Likewise.
14520 (add_call_read_ops): Likewise.
14521 (get_asm_expr_operands): Likewise.
14522 * tree-into-ssa.c (dump_decl_set): Likewise.
14523 (update_ssa): Likewise.
14524 * tree-sra.c (scan_function): Likewise.
14525 (decide_instantiations): Likewise.
14526 (scalarize_parms): Likewise.
14527 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14528 (dsa_named_for): Likewise.
14529 * tree-ssa-structalias.c (update_alias_info): Likewise.
14530 (merge_smts_into): Likewise.
14532 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
14535 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
14536 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
14537 * alias.h (nonoverlapping_memrefs_p): Likewise.
14539 2008-02-25 Jan Beulich <jbeulich@novell.com>
14541 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
14542 * config/i386/netware-libgcc.exp: Add __bswap?i2,
14543 __emultls_get_address, __emultls_register_common,
14544 __floatundi?f, and _Unwind_GetIPInfo.
14545 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
14546 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
14547 (gen_regparm_prefix): Likewise.
14548 (i386_nlm_encode_section_info): Sync with
14549 config/i386/winnt.c:i386_pe_encode_section_info().
14550 (i386_nlm_maybe_mangle_decl_assembler_name): New.
14551 i386_nlm_mangle_decl_assembler_name): New.
14552 (netware_override_options): New.
14553 * config/i386/netware.h (netware_override_options): Declare.
14554 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
14555 (i386_nlm_mangle_decl_assembler_name): Declare.
14556 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
14558 2008-02-25 Ben Elliston <bje@au.ibm.com>
14561 * c-decl.c (grokdeclarator): Remove unused local variables
14562 `typedef_type' and `type_as_written'.
14564 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
14565 unused local variable `has_hot_blocks'.
14566 (fix_crossing_conditional_branches): Remove unused local variable
14569 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
14571 PR middle-end/19984
14572 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
14573 using DEF_C99_BUILTIN.
14574 (BUILT_IN_NANF): Ditto.
14575 (BUILT_IN_NANL): Ditto.
14577 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
14578 Revital Eres <eres@il.ibm.com>
14580 * modulo-sched.c (calculate_must_precede_follow): Address TODO
14581 regarding the order of two dependent insns in the same row.
14583 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
14585 * stor-layout.c (layout_decl): Do not bump the alignment of a
14586 bit-field to more than byte alignment if it is packed.
14588 2008-02-24 David Edelsohn <edelsohn@gnu.org>
14590 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
14593 2008-02-24 Diego Novillo <dnovillo@google.com>
14595 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
14598 * tree-vrp.c (vrp_evaluate_conditional): With
14599 -Wtype-limits, emit a warning when comparing against a
14600 constant outside the natural range of OP0's type.
14601 * c.opt (Wtype-limits): Move ...
14602 * common.opt (Wtype-limits): ... here.
14604 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
14606 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
14607 * config/rs6000/e300c2c3.md: New file.
14608 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14610 (rs6000_override_options): Add e300c2 and e300c3 cases to
14611 processor_target_table. Do not allow usage of Altivec or Spe
14612 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
14613 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
14614 * config/rs6000/rs6000.h (processor_type): Add
14615 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
14616 (ASM_CPU_SPEC): Add e300c2 and e300c3.
14617 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
14618 and ppce300c3. Include e300c2c3.md.
14620 2008-02-23 David Edelsohn <edelsohn@gnu.org>
14622 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
14623 instead of TARGET_STRICT_ALIGN.
14625 2008-02-23 Joseph Myers <joseph@codesourcery.com>
14627 * explow.c (memory_address): Assert that the generated address is
14630 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14633 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
14634 * config/darwin-ppc-ldouble-patch.def: New file.
14635 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
14636 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
14637 SUBTARGET_INIT_BUILTINS if defined.
14638 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
14641 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14644 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
14645 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
14647 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14650 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
14651 file" warning condtional on -Winvalid-PCH.
14653 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
14655 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
14657 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
14661 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
14662 prevent reload from using MMX registers.
14663 (*mov<mode>_internal): Ditto.
14664 (*movv2sf_internal_rex64): Ditto.
14665 (*movv2sf_internal): Ditto.
14667 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14669 PR documentation/31569
14670 * doc/install.texi2html: Use makeinfo --no-number-sections.
14672 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14674 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
14675 ensure that we can address an entire entity > 8 bytes. Don't
14676 generate reg+reg addressing for such data.
14678 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14680 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
14681 strings when optimizing for size, unless the target cares about
14684 2008-02-22 Tom Tromey <tromey@redhat.com>
14686 * regclass.c (current_pass): Remove declaration.
14688 2008-02-22 Anatoly Sokolov <aesok@post.ru>
14690 * config/avr/libgcc.S (__RAMPZ__): Define.
14691 (__do_copy_data): Add for devices with 128KB code memory.
14693 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14695 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14697 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
14699 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
14701 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
14704 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14707 * c-typeck.c (build_binary_op): Warn about floating point
14708 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
14710 2008-02-21 Janis Johnson <janis187@us.ibm.com>
14713 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
14714 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
14716 (rs6000_override_options): Set altivec_abi as default, not override,
14717 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
14718 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
14719 is used; use new member spe_abi.
14720 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
14721 spe_abi and altivec_abi.
14723 2008-02-22 Tomas Bily <tbily@suse.cz>
14725 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
14727 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14730 * config.build (build_file_translate): Set to `CMD //c' only if
14732 * Makefile.in (build_file_translate): Improve comment.
14734 2008-02-21 Jan Hubicka <jh@suse.cz>
14736 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
14737 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
14738 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
14740 2008-02-21 Michael Matz <matz@suse.de>
14743 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
14745 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
14747 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
14748 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
14749 as insn constraint.
14750 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
14751 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
14752 SSE_VEC_FLOAT_MODE_P as insn constraint.
14753 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
14754 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
14755 sse4a_movntdf using MODEF mode iterator.
14756 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
14757 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
14758 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
14759 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
14760 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
14761 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
14762 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
14764 2008-02-21 Richard Guenther <rguenther@suse.de>
14766 * tree.def (PAREN_EXPR): New tree code.
14767 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
14769 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
14770 * expr.c (expand_expr_real_1): Likewise.
14771 * tree-inline.c (estimate_num_insns_1): Likewise.
14772 * tree-complex.c (expand_complex_move): Likewise.
14773 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
14776 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14779 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
14781 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14784 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
14786 * config/sh/sh.c (find_barrier): Don't go past
14787 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
14789 2008-02-20 DJ Delorie <dj@redhat.com>
14791 * config/h8300/h8300.md (insv): Force source operand to be a register.
14793 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
14794 as a jump, not as a plain insn.
14796 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
14798 * doc/invoke.texi (Warning Options): Add new option
14799 -Wframe-larger-than=.
14800 (-Wframe-larger-than): Document.
14802 * flags.h (warn_frame_larger_than, frame_larger_than_size):
14803 Add declarations for new option variables.
14805 * final.c (final_start_function): Check the frame size
14806 before emission and issue a Wframe-larger-than warning.
14808 * opts.c (warn_frame_larger_than, frame_larger_than_size):
14809 Add definitions for new option variables.
14810 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
14812 * common.opt (Wframe-larger-than=): New option.
14814 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14816 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
14817 (<sse>_div<mode>3): Ditto.
14818 (<sse>_vmdiv<mode>3): Ditto.
14819 (<sse>_vmsqrt<mode>2): Ditto.
14820 (*smax<mode>3): Ditto.
14821 (sse5_frcz<mode>2): Ditto.
14822 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
14823 as insn constraint.
14825 2008-02-20 Richard Guenther <rguenther@suse.de>
14827 PR middle-end/35265
14828 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
14829 be happy with INTEGRAL_TYPE_P.
14831 2008-02-20 Richard Guenther <rguenther@suse.de>
14833 * fold-const.c (split_tree): Associate floatig-point expressions
14834 if flag_associative_math is set.
14836 2008-02-20 Richard Guenther <rguenther@suse.de>
14838 * tree.h (fold_real_zero_addition_p): Declare.
14839 * fold-const.c (fold_real_zero_addition_p): Export.
14840 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
14841 floating-point operations with zero and one.
14843 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
14845 * doc/install.texi: Correct references to CFLAGS, replacing them
14846 with BOOT_CFLAGS. Document flags used during bootstrap for
14849 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14851 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
14852 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
14853 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
14855 (smin<mode>3): Ditto from similar patterns.
14856 (smax<mode>3): Ditto.
14857 (*ieee_smin<mode>3): Ditto.
14858 (*ieee_smax<mode>3): Ditto.
14859 * config/i386/sse.md (sse): New mode attribute.
14860 (mov<mode>): Macroize expander from movv4sf and movv2df using
14861 SSEMODEF2P mode iterator.
14862 (<sse>_movnt<mode>): Ditto from similar patterns. Use
14863 SSE_VEC_FLOAT_MODE_P as insn constraint.
14864 (storent<mode>): Ditto.
14865 (storent<mode>): Macroize expander from storentsf and storentdf using
14866 MODEF mode iterator.
14867 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
14868 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
14869 (abs<mode>2): Ditto from similar patterns.
14870 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
14871 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
14872 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
14873 (<sse>_vmsqrt<mode>2): Ditto.
14874 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
14875 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
14876 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
14877 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
14878 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
14879 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
14880 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
14882 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
14883 iterator and SSE_FLOAT_MODE_P as insn constraint.
14884 (<sse>_ucomi): Ditto from similar patterns.
14885 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
14886 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
14887 SSE_VEC_FLOAT_MODE_P as insn constraint.
14888 (vcond<mode>): Ditto from similar patterns.
14889 (and<mode>3, *and<mode>3): Ditto.
14890 (<sse>_nand<mode>3): Ditto.
14891 (ior<mode>3, *ior<mode>3): Ditto.
14892 (xor<mode>3, *xor<mode>3): Ditto.
14893 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
14894 iterator and SSE_FLOAT_MODE_P as insn constraint.
14895 (*nand<mode>3): Ditto from similar patterns.
14896 (*ior<mode>3): Ditto.
14897 (*xor<mode>3): Ditto.
14899 2008-02-20 Ira Rosen <irar@il.ibm.com>
14901 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
14902 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
14903 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
14905 2008-02-19 Jan Hubicka <jh@suse.cz>
14907 * predict.c (tree_bb_level_predictions): Remove variable next
14908 mistakely introduced by previous commit.
14910 2008-02-19 Jan Hubicka <jh@suse.cz>
14912 * predict.c (predict_paths_leading_to): Rewrite.
14913 (predict_paths_for_bb): New.
14914 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
14916 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14919 * Makefile.in (build_file_translate): New.
14920 (gcc-vers.texi): Use it for translating $(abs_srcdir).
14921 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
14922 * configure.ac (build_file_translate): Substitute it.
14923 * configure: Regenerate.
14925 2008-02-19 Jan Hubicka <jh@suse.cz>
14927 PR rtl-optimization/34408
14928 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
14931 2008-02-19 Jan Hubicka <jh@suse.cz>
14933 PR middle-end/28779
14934 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
14937 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
14940 * config/i386/i386-modes.def: Revert the last DI alignment
14941 change until Ada people can look into it.
14943 2008-02-19 Nick Clifton <nickc@redhat.com>
14945 * opts.c (print_specific_help): Fix typo in --help text.
14947 2008-02-19 Jakub Jelinek <jakub@redhat.com>
14950 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
14951 32-bit inline asm without asm alternatives for host GCC < 3.0.
14953 2008-02-19 Richard Guenther <rguenther@suse.de>
14955 PR tree-optimization/34989
14956 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
14957 Allow propagation to INDIRECT_REF if we can simplify only.
14959 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14961 * c-common.c (warn_for_collisions_1): Use appropriate option when
14964 2008-02-19 Nick Clifton <nickc@redhat.com>
14967 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
14968 (handle_options): Fix indentation.
14969 (print_filtered_help): If no language-specific options were
14970 displayed tell the user how to list all the options supported by
14971 the language's front-end.
14972 (print_specific_help): Fix indentation and remove duplicate line.
14973 (common_handle_option): Handle the -v option.
14974 For --help enable the display of undocumented options if the -v
14975 switch has been included on the command line.
14976 For --help= check for overlaps in the arguments between the option
14977 classes and the language names and issue a warning when they
14978 cannot be disambiguated.
14979 * c.opt (v): Pass on to the common option handler.
14981 2008-02-19 Revital Eres <eres@il.ibm.com>
14983 * modulo-sched.c (sms_schedule): Change dump message when
14984 create_ddg function fails.
14985 (try_scheduling_node_in_cycle): Rename row to cycle.
14986 (print_partial_schedule): Rename CYCLE to ROW.
14988 2008-02-19 Christian Bruel <christian.bruel@st.com>
14989 Zdenek Dvorak <ook@ucw.cz>
14991 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
14993 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14996 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
14997 (*x86_movdicc_0_m1_se): Ditto.
14999 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
15001 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
15002 (CMPtype): Define as __gcc_CMPtype.
15003 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
15004 (CMPtype): Define as __gcc_CMPtype.
15006 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
15008 Support valgrind 3.3 for --enable-checking=valgrind.
15009 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
15011 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
15012 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
15013 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
15014 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
15015 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
15016 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
15017 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
15019 * ggc-zone.c: Similar.
15020 * ggc-page.c: Similar.
15022 2008-02-19 Paul Brook <paul@codesourcery.com>
15025 * config/arm/ieee754-df.S: Fix do_it typo.
15026 * config/arm/ieee754-sf.S: Fix do_it typo.
15028 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
15031 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
15032 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
15033 (OPTION_MASK_ISA_SSE_SET): Likewise.
15034 (OPTION_MASK_ISA_SSE2_SET): Likewise.
15035 (OPTION_MASK_ISA_SSE3_SET): Likewise.
15036 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
15037 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
15038 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
15039 (OPTION_MASK_ISA_SSE4_SET): Likewise.
15040 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
15041 (OPTION_MASK_ISA_SSE5_SET): Likewise.
15042 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
15043 (OPTION_MASK_ISA_MMX_UNSET): Updated.
15044 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
15045 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
15046 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
15047 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
15048 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
15049 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
15050 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
15051 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
15052 (OPTION_MASK_ISA_SSE4): Removed.
15053 (ix86_handle_option): Turn on bits in ix86_isa_flags and
15054 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
15055 (override_options): Don't turn on implied SSE/MMX bits in
15058 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
15060 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15063 2008-02-18 Joey Ye <joey.ye@intel.com>
15065 PR middle-end/34921
15066 * tree-nested.c (insert_field_into_struct): Set type alignment
15067 to field alignment if the former is less than the latter.
15069 2008-02-18 Jakub Jelinek <jakub@redhat.com>
15071 * BASE-VER: Set to 4.4.0.
15073 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15075 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
15076 * doc/cfg.texi: Likewise.
15077 * doc/extend.texi: Likewise.
15078 * doc/gty.texi: Likewise.
15079 * doc/invoke.texi: Likewise.
15080 * doc/loop.texi: Likewise.
15081 * doc/md.texi: Likewise.
15082 * doc/passes.texi: Likewise.
15083 * doc/rtl.texi: Likewise.
15084 * doc/sourcebuild.texi: Likewise.
15085 * doc/tm.texi: Likewise.
15086 * doc/tree-ssa.texi: Likewise.
15088 2008-02-17 Richard Guenther <rguenther@suse.de>
15090 PR middle-end/35227
15091 * tree-complex.c (init_parameter_lattice_values): Handle parameters
15092 without default definition.
15094 2008-02-17 Richard Guenther <rguenther@suse.de>
15096 PR tree-optimization/35231
15097 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
15100 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
15103 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15104 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
15105 libgcc_cmp_return mode.
15107 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15110 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
15112 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
15114 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
15117 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15119 * doc/c-tree.texi: Use `@.' where appropriate.
15120 * doc/extend.texi: Likewise.
15121 * doc/install.texi: Likewise.
15122 * doc/invoke.texi: Likewise.
15123 * doc/loop.texi: Likewise.
15124 * doc/makefile.texi: Likewise.
15125 * doc/md.texi: Likewise.
15126 * doc/passes.texi: Likewise.
15127 * doc/standards.texi: Likewise.
15128 * doc/tm.texi: Likewise.
15130 2008-02-15 Jakub Jelinek <jakub@redhat.com>
15132 PR middle-end/35196
15133 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
15135 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
15136 rather than in entry_bb.
15138 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15140 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
15141 libgcc_cmp_return mode.
15143 2008-02-15 Jakub Jelinek <jakub@redhat.com>
15145 PR middle-end/35130
15146 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
15147 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
15149 2008-02-15 Richard Guenther <rguenther@suse.de>
15150 Zdenek Dvorak <ook@ucw.cz>
15152 PR tree-optimization/35164
15153 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
15154 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
15155 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15156 Only propagate addresses which do not have abnormal SSA_NAMEs
15159 2008-02-15 Joseph Myers <joseph@codesourcery.com>
15162 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
15164 2008-02-15 Jan Hubicka <jh@suse.cz>
15166 PR middle-end/35149
15167 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
15169 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15171 PR middle-end/34621
15172 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
15173 when calculating alignment_pad.
15175 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15177 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
15178 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
15179 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
15180 and STACK_BOUNDARY define.
15182 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
15184 PR preprocessor/35061
15185 * c-pragma.c (handle_pragma_pop_macro): Check that
15186 pushed_macro_table has been allocated.
15188 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
15190 PR middle-end/35136
15191 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
15192 (force_gimple_operand): Likewise.
15193 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
15194 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
15195 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
15196 (find_interesting_uses_address): Check addressability and alignment
15197 of the base expression only after substituting bases of IVs into it.
15199 2008-02-14 Michael Matz <matz@suse.de>
15202 * function.c (instantiate_virtual_regs_in_insn): Reload address
15203 before falling back to reloading the whole operand.
15205 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
15207 * config/s390/s390.c (s390_mainpool_start): Emit the pool
15208 before the first section switch note.
15210 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15212 * doc/bugreport.texi: Update copyright years.
15213 * doc/c-tree.texi: Likewise.
15214 * doc/cfg.texi: Likewise.
15215 * doc/cpp.texi: Likewise.
15216 * doc/cppinternals.texi: Likewise.
15217 * doc/fragments.texi: Likewise.
15218 * doc/frontends.texi: Likewise.
15219 * doc/gcc.texi: Likewise.
15220 * doc/gty.texi: Likewise.
15221 * doc/hostconfig.texi: Likewise.
15222 * doc/implement-c.texi: Likewise.
15223 * doc/libgcc.texi: Likewise.
15224 * doc/loop.texi: Likewise.
15225 * doc/makefile.texi: Likewise.
15226 * doc/options.texi: Likewise.
15227 * doc/passes.texi: Likewise.
15228 * doc/rtl.texi: Likewise.
15229 * doc/sourcebuild.texi: Likewise.
15230 * doc/standards.texi: Likewise.
15231 * doc/tree-ssa.texi: Likewise.
15232 * doc/trouble.texi: Likewise.
15234 * doc/extend.texi: Use @: or add comma where appropriate.
15235 * doc/invoke.texi: Likewise.
15236 * doc/tm.texi: Likewise.
15238 2008-02-14 Alan Modra <amodra@bigpond.net.au>
15241 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
15244 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
15246 * doc/md.texi (clz, ctz): Add reference.
15247 * doc/rtl.texi (clz, ctz): Likewise.
15249 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15252 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
15255 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
15257 * config/s390/s390.c (struct constant_pool): New field
15258 emit_pool_after added.
15259 (s390_mainpool_start): Set the emit_pool_after flag according
15260 to the section switch notes.
15261 (s390_mainpool_finish): Consider emit_pool_after when emitting
15262 the literal pool at the end of the function.
15263 (s390_chunkify_start): Force literal pool splits at section
15266 2008-02-13 Michael Matz <matz@suse.de>
15269 * var-tracking.c (clobber_variable_part): Correctly traverse the
15272 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15275 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
15276 Add -fdump-ipa-inline.
15277 * tree-dump.c (dump_files): Remove tree-inlined dump.
15278 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
15280 2008-02-12 Richard Guenther <rguenther@suse.de>
15282 PR tree-optimization/35171
15283 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
15286 2008-02-12 Richard Guenther <rguenther@suse.de>
15288 PR middle-end/35163
15289 * fold-const.c (fold_widened_comparison): Use get_unwidened in
15290 value-preserving mode. Disallow final truncation.
15292 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
15294 PR middle-end/35136
15295 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
15296 code from here to...
15297 (force_gimple_operand): ...here.
15299 2008-02-12 Jakub Jelinek <jakub@redhat.com>
15302 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
15303 non-compatible pointers.
15304 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
15305 different FIELD_DECLs, try harder by comparing field offsets, sizes
15308 PR inline-asm/35160
15309 * function.c (match_asm_constraints_1): Don't replace the same input
15312 2008-02-12 Anatoly Sokolov <aesok@post.ru>
15314 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
15315 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
15316 (expand_epilogue): Restore RAMPZ register.
15317 * config/avr/avr.md (RAMPZ_ADDR): New constant.
15319 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
15321 * config/i386/cygwin.asm: (__alloca): Correct calling
15322 convention and alignment.
15323 (__chkstk): Force 8 byte stack alignment.
15325 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
15326 Richard Guenther <rguenther@suse.de>
15328 PR tree-optimization/33992
15329 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
15330 the zero we compare against.
15332 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
15334 PR libfortran/35063
15335 * gthr-win32.h (__gthread_mutex_destroy_function): New function
15336 to CloseHandle after unlocking to prevent accumulation of handle
15339 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15341 PR middle_end/34150
15342 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
15343 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
15344 and update LABEL_NUSES during and after reload.
15346 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
15348 PR middle-end/34627
15349 * combine.c (simplify_if_then_else): Make sure the comparison is
15350 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
15352 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
15355 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
15356 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
15357 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
15358 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
15359 * tree.h (get_type_static_bounds): Likewise.
15361 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15363 * doc/invoke.texi (Option Summary, C++ Dialect Options)
15364 (Objective-C and Objective-C++ Dialect Options, Warning Options):
15365 Make -Wfoo language annotations match what the compiler outputs.
15367 2008-02-08 Sa Liu <saliu@de.ibm.com>
15369 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
15370 intrinsics spu_convts, spu_convtu, spu_convtf.
15372 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
15374 * doc/extend.texi (Function Attributes) <noinline>: Mention
15375 asm ("") as method to keep calls.
15377 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15380 * doc/options.texi (Options): Replace references to opts.sh with
15382 * opts-common.c: Likewise.
15383 * optc-gen.awk: Likewise.
15385 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
15387 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
15389 2008-02-07 Richard Henderson <rth@redhat.com>
15392 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
15393 EXPR_LIST for the REG_EQUAL instead of a comparison with a
15396 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
15398 PR tree-optimization/35085
15399 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
15400 for operand entry oe2 in addition to operand entry oe3 in order to
15401 expose more opportunities for vectorizer sum reduction.
15403 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15406 * Makefile.in (LIBS): Remove $(GMPLIBS).
15407 (cc1-dummy, cc1): Add $(GMPLIBS).
15409 2008-02-06 Jan Hubicka <jh@suse.cz>
15412 * i386.md (moddf_integer): Do not produce partial memory stalls for
15413 targets where it hurts.
15415 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
15418 * optabs.c (expand_float): Do not check for decimal modes when
15419 expanding unsigned integer through signed conversion.
15421 2008-02-06 Nick Clifton <nickc@redhat.com>
15423 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
15424 inside the clobber with a match_operand and duplicated operand
15425 number in the constraint.
15426 (ineqbranchsi): Delete redundant comment.
15428 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
15430 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
15431 builtin_define ("__USE_INIT_FINI__").
15432 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
15434 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
15436 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15438 PR documentation/30330
15439 * doc/invoke.texi (C++ Dialect Options)
15440 (Objective-C and Objective-C++ Dialect Options, Warning Options):
15441 For each warning option -Wfoo that allows -Wno-foo, ensure both
15442 -Wfoo and -Wno-foo are listed in the option index. Fix index
15443 entry of -Wswitch-default, index -Wnormalized= including the
15444 `=', and -Wlarger-than-@var{len} including @var{len}.
15446 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15448 * config/i386/i386.md (floatunssisf2): Use
15449 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
15450 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
15451 Macroize expander using MODEF mode iterator.
15453 2008-02-05 Diego Novillo <dnovillo@google.com>
15455 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
15458 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
15460 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15463 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
15465 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
15468 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
15469 to indicate if a message should be generated.
15470 (init_cumulative_args): Updated.
15471 (function_value_32): Likewise.
15473 2008-02-05 Joseph Myers <joseph@codesourcery.com>
15475 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
15477 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15480 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
15481 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
15483 2008-02-04 Diego Novillo <dnovillo@google.com>
15485 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
15488 * tree-vrp.c (vrp_evaluate_conditional): With
15489 -Wtype-limits, emit a warning when comparing against a
15490 constant outside the natural range of OP0's type.
15492 2008-02-04 Richard Guenther <rguenther@suse.de>
15494 PR middle-end/33631
15495 * expr.c (count_type_elements): Give for unions instead of
15498 2008-02-04 Richard Guenther <rguenther@suse.de>
15500 PR middle-end/35043
15501 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
15502 to TYPE_DOMAINs base type instead of using bitsizetype here.
15504 2008-02-03 Jason Merrill <jason@redhat.com>
15506 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
15508 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15511 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
15512 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
15513 (RS/6000 and PowerPC Options): Fix typos and markup.
15514 * doc/passes.texi (Tree-SSA passes): Likewise.
15516 2008-02-02 Michael Matz <matz@suse.de>
15519 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
15520 from record_last_reg_set_info.
15521 (record_last_reg_set_info): Take an RTX argument, iterate over all
15522 constituent hardregs.
15523 (record_last_set_info, record_opr_changes): Change calls to
15524 new signature or to record_last_reg_set_info_regno.
15526 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
15528 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
15530 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
15532 PR rtl-optimization/34773
15533 * reg-notes.def (EQUAL): Mention significance of combination of
15534 REG_EQUAL and REG_RETVAL.
15535 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
15536 insn that has a REG_RETVAL.
15538 2008-02-01 Roger Sayle <roger@eyesopen.com>
15541 * configure.ac (--enable-fixed-point): Disable unless explicitly
15543 * configure: Regenerate.
15545 2008-02-01 Richard Guenther <rguenther@suse.de>
15548 * invoke.texi (-finline-limit): Remove no longer true parts
15549 of the documentation. Note that there is no default value.
15551 2008-02-01 Andrew Pinski <pinskia@gmail.com>
15552 Mark Mitchell <mark@codesourcery.com>
15553 Ben Elliston <bje@au.ibm.com>
15556 * doc/extend.texi (Other Builtins): Document.
15558 2008-01-31 Tom Browder <tom.browder@gmail.com>
15560 * doc/c-tree.texi (Types): Fix grammar.
15561 (Expression trees): Ditto.
15562 * doc/passes.texi (Tree-SSA passes): Ditto.
15564 * doc/configterms.texi (Configure Terms): Fix typo.
15565 * doc/cpp.texi (Common Predefined Macros): Ditto.
15566 * doc/md.texi (Machine Constraints): Ditto.
15568 * doc/makefile.texi (Makefile): Add comma.
15570 2008-01-31 Tom Browder <tom.browder@gmail.com>
15571 Gerald Pfeifer <gerald@pfeifer.com>
15573 * doc/sourcebuild.texi (Front End): Remove references to CVS
15574 and CVSROOT/modules.
15575 (Texinfo Manuals): Replace reference to CVS by one to SVN.
15576 (Back End): Remove reference to CVS.
15578 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15581 * config/mips/mips.c (gen_load_const_gp): New function, taking a
15583 (mips16_gp_pseudo_reg): ...here.
15584 * config/mips/mips.md (load_const_gp): Replace with...
15585 (load_const_gp_<mode>): ...this :P-based insn.
15587 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15589 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
15590 options. Minor fixes.
15591 (-std): Move reference to standards closer to where language
15592 standards are first mentioned.
15594 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15596 PR rtl-optimization/34995
15597 * reload.c (alternative_allows_const_pool_ref): Take an rtx
15598 parameter and return a bool. If the rtx parameter is nonnull,
15599 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
15600 (find_reloads): Update call accordingly. Pass the new operand
15601 if it needed no address reloads, otherwise pass null.
15603 2008-01-30 Richard Henderson <rth@redhat.com>
15606 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
15607 for unbounded arrays.
15609 2008-01-30 Silvius Rus <rus@google.com>
15611 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
15613 2008-01-30 Jan Hubicka <jh@suse.cz>
15616 * i386.c (init_cumulative_args): Use real function declaration when
15619 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
15621 PR rtl-optimization/34998
15622 * global.c (build_insn_chain): Treat non-subreg_lowpart
15623 SUBREGs of pseudos as clobbering all the words covered by the
15624 SUBREG, not just all the bytes.
15625 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
15626 original df_ref rather than an extract parameter.
15627 (global_conflicts): Update call accordingly.
15629 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
15631 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
15632 the overflow check to make it easier to read.
15633 (__fixtfdi): Change the type of the ll member in union
15634 long_double to UDItype_x.
15636 2008-01-30 Jakub Jelinek <jakub@redhat.com>
15638 PR middle-end/34969
15639 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
15640 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
15641 * tree-inline.c (fold_marked_statements): Call
15642 cgraph_update_edges_for_call_stmt if folding a call statement.
15643 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
15644 debug_generic_stmt calls, reset it back afterwards.
15647 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
15649 * c-typeck.c (build_external_ref): Don't pedwarn about
15650 static vars in current function's scope.
15652 2008-01-29 Joseph Myers <joseph@codesourcery.com>
15654 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
15656 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
15659 * ipa-struct-reorg.c: Fix spelling.
15660 * params.def: Ditto.
15662 2008-01-29 Richard Guenther <rguenther@suse.de>
15664 PR middle-end/35006
15665 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
15667 * tree-inline.c (remap_type): Increment remapping_type_depth
15668 around remapping types.
15669 (copy_body_r): Only add referenced variables if they are referenced
15670 from code, not types.
15672 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
15683 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
15684 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
15686 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
15689 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
15690 pointer for tiny stack.
15692 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15694 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
15696 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15698 * config/vx-common.h: Fix typo in comment.
15700 2008-01-28 Ian Lance Taylor <iant@google.com>
15704 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
15705 coalesce pointers if they have different DECL_NO_TBAA_P values.
15706 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
15707 between variables with different DECL_NO_TBAA_P values.
15709 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
15712 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
15713 are not legitimate small data references on SPE targets.
15715 2008-01-28 David Daney <ddaney@avtrex.com>
15717 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
15719 2008-01-28 David Daney <ddaney@avtrex.com>
15721 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
15723 2008-01-27 Joseph Myers <joseph@codesourcery.com>
15725 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
15726 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
15727 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
15728 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
15729 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15730 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
15731 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
15732 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
15734 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15736 * basic-block.h (condjump_equiv_p): Fix comment.
15738 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15740 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
15741 print_generic_stmt_indented): Fix comment.
15743 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15745 * configure.ac (__stack_chk_fail): Add detecion for availability
15746 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
15747 * configure: Regenerate.
15749 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
15751 PR middle-end/34688
15752 * final.c (output_addr_const): Handle TRUNCATE.
15754 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
15757 * tree-ssa-loop-ivopts.c (comp_cost): New type.
15758 (zero_cost, infinite_cost): New constants.
15759 (struct cost_pair): Change type of cost to comp_cost.
15760 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
15761 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
15763 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
15764 split_address_cost, ptr_difference_cost, difference_cost,
15765 get_computation_cost_at, get_computation_cost,
15766 determine_use_iv_cost_generic, determine_use_iv_cost_address,
15767 determine_use_iv_cost_condition, determine_use_iv_costs,
15768 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
15769 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
15770 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
15771 Change type of cost to comp_cost.
15772 (determine_iv_cost): Increase cost of non-original ivs, instead
15773 of decreasing the cost of original ones.
15774 (get_address_cost): Indicate the complexity of the addressing mode
15776 (try_add_cand_for): Prefer using ivs not specific to some object.
15777 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
15779 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
15780 Janis Johnson <janis187@us.ibm.com>
15783 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
15784 (TARGET_INSTANTIATE_DECLS): Likewise.
15785 * target.h (expand_to_rtl_hook): New target hook.
15786 (instantiate_decls): Likewise.
15787 * function.c (instantiate_decl): Make non-static. Rename to...
15788 (instantiate_decl_rtl): ... this.
15789 (instantiate_expr): Use instantiate_decl_rtl.
15790 (instantiate_decls_1): Likewise.
15791 (instantiate_decls): Likewise.
15792 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
15793 * function.h (instantiate_decl_rtl): Add prototype.
15794 * cfgexpand.c (target.h): New include.
15795 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
15796 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
15797 (TARGET_INSTANTIATE_DECLS): Likewise.
15798 (TARGET_INITIALIZER): New target hooks added.
15799 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
15801 * config/rs6000/rs6000.c (tree-flow.h): New include.
15802 (machine_function): Add sdmode_stack_slot field.
15803 (rs6000_alloc_sdmode_stack_slot): New function.
15804 (rs6000_instantiate_decls): Likewise.
15805 (rs6000_secondary_memory_needed_rtx): Likewise.
15806 (rs6000_check_sdmode): Likewise.
15807 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
15808 (TARGET_INSTANTIATE_DECLS): Likewise.
15809 (rs6000_hard_regno_mode_ok): Allow SDmode.
15810 (num_insns_constant): Likewise. Handle _Decimal32 constants.
15811 (rs6000_emit_move): Handle SDmode.
15812 (function_arg_advance): Likewise.
15813 (function_arg): Likewise.
15814 (rs6000_gimplify_va_arg): Likewise. Add special handling of
15815 SDmode var args for 32-bit compiles.
15816 (rs6000_secondary_reload_class): Handle SDmode.
15817 (rs6000_output_function_epilogue): Likewise.
15818 (rs6000_function_value): Simplify if statement.
15819 (rs6000_libcall_value): Likewise.
15820 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
15821 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
15822 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
15823 (movsd_hardfloat): New define_insn.
15824 (movsd_softfloat): Likewise.
15825 (movsd_store): Likewise.
15826 (movsd_load): Likewise.
15827 (extendsddd2): Likewise.
15828 (extendsdtd2): Likewise.
15829 (truncddsd2): Likewise.
15830 (movdd_hardfloat64): Fixup comment.
15831 (UNSPEC_MOVSD_LOAD): New constant.
15832 (UNSPEC_MOVSD_STORE): Likewise.
15834 2008-01-26 Jakub Jelinek <jakub@redhat.com>
15837 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
15839 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
15840 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
15841 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
15842 and TRUTH_XOR_EXPR.
15844 2008-01-26 David Edelsohn <edelsohn@gnu.org>
15847 * config.gcc: Separate AIX 5.3 from AIX 6.1.
15848 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15849 __LONGDOUBLE128 too.
15850 * config/rs6000/aix61.h: New file.
15852 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15854 PR rtl-optimization/34959
15855 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
15856 popcount and parity rtxes the same mode as their operand.
15857 Truncate or extend the result to the return value's mode
15860 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15863 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
15864 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
15865 to GOT_VERSION_REGNUM.
15866 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
15867 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
15868 * config/mips/mips.c (mips_emit_call_insn): New function.
15869 (mips_call_tls_get_addr): Call mips_expand_call directly.
15870 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
15872 (mips16_build_call_stub): Likewise. Return the call insn or null.
15873 (mips_expand_call): Update the call to mips16_build_call_stub
15874 accordingly and a remove redundant condition. Assert that MIPS16
15875 stubs do not use lazy binding. Use mips_emit_call_insn and return
15877 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
15879 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
15880 (mips_avoid_hazard): Remove hazard_set handling.
15881 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
15882 (UNSPEC_RESTORE_GP): ...this.
15883 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
15884 (FAKE_CALL_REGNO): Rename to...
15885 (GOT_VERSION_REGNUM): ...this.
15886 (type): Add "ghost" value. Add an associated insn reservation.
15887 (hazard_set): Remove.
15888 (exception_receiver): Rename to...
15889 (restore_gp): ...this and update the unspec identifier accordingly.
15890 (exception_receiver, nonlocal_got_receiver): New expanders.
15891 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
15892 FAKE_CALL_REGNO. Remove hazard_set attribute.
15893 (set_got_version, update_got_version): New patterns.
15895 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
15898 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
15900 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15903 * doc/install.texi2html: Generate gcc-vers.texi.
15905 2008-01-25 DJ Delorie <dj@redhat.com>
15907 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
15909 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15911 * config/c4x: Remove directory.
15912 * config.gcc (crx-*, mt-*): Mark obsolete.
15913 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
15914 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
15915 sh-*-rtemscoff*): Remove cases.
15916 * defaults.h (C4X_FLOAT_FORMAT): Remove.
15917 * real.c (encode_c4x_single, decode_c4x_single,
15918 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
15919 c4x_extended_format): Remove.
15920 * real.h (c4x_single_format, c4x_extended_format): Remove.
15921 * doc/extend.texi (interrupt, naked): Remove mention of attributes
15923 (Pragmas): Remove comment about c4x pragmas.
15924 * doc/install.texi (c4x): Remove target-specific instructions.
15925 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
15926 * doc/md.texi (Machine Constraints): Remove C4x documentation.
15927 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
15928 refer to C4x source files as examples.
15929 (C4X_FLOAT_FORMAT): Remove documentation.
15931 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
15933 * config/bfin/bfin.c (override_options): Reorder tests so that
15934 flag_pic gets enabled for -msep-data.
15936 2008-01-25 Richard Guenther <rguenther@suse.de>
15938 PR middle-end/32244
15939 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
15940 to its bitfield precision if required.
15942 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15944 PR middle-end/33880
15945 * tree-nested.c (walk_omp_for): New function.
15946 (convert_nonlocal_reference, convert_local_reference): Call
15947 walk_omp_for on OMP_FOR.
15948 (convert_call_expr): Call walk_body on OMP_FOR's
15949 OMP_FOR_PRE_INIT_BODY.
15951 2008-01-25 Richard Guenther <rguenther@suse.de>
15953 PR tree-optimization/34966
15954 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
15955 default defs and PHI_NODEs we have to insert after the
15956 defining statement.
15958 2008-01-24 Nick Clifton <nickc@redhat.com>
15960 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
15961 Provide a default definition.
15962 (LIBGCC2_UNITS_PER_WORD): Likewise.
15964 * config/stormy16/stormy16.c: Include df.h for the prototype
15965 for df_regs_ever_live_p.
15966 (xstormy16_expand_builtin_va_start): Convert the stack offset
15967 into a component_ref and then use POINTER_PLUS_EXPR to add it
15968 to the incoming_virtual_args_rtx.
15969 (xstormy16_gimplify_va_arg_expr): Rename to
15970 xstormy16_gimplify_va_arg_expr.
15971 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
15972 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
15973 xstormy16_gimplify_va_arg_expr.
15974 Fix up some formatting issues.
15976 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
15977 Move to predicates.md.
15978 (xs_hi_general_operand): Likewise.
15979 (xs_hi_nonmemory_operand): Likewise.
15980 * config/stormy16/predicates.md:
15981 (xstormy16_carry_plus_operand): New predicate.
15982 (xs_hi_general_operand): New predicate.
15983 (xs_hi_nonmemory_operand): New predicate.
15984 * config/stormy16/stormy16-protos.h:
15985 (xstormy16_carry_plus_operand): Delete prototype.
15986 (xs_hi_general_operand): Likewise.
15987 (xs_hi_nonmemory_operand): Likewise.
15989 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
15990 modifiers as they are no longer needed and they can trigger
15991 reload spill failures.
15993 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
15994 with a match_operand in order to help reload.
15996 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
15997 constraint with 'e' for the 8th alternative as this version of
15998 the mov.w instruction only accepts the lower 8 registers.
16000 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
16003 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
16004 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
16007 2008-01-25 Jakub Jelinek <jakub@redhat.com>
16009 PR middle-end/33333
16010 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
16012 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
16014 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
16016 (remove_structure): Update allocations list before removing structure.
16018 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
16020 * ipa-struct-reorg.c (is_safe_cond_expr,
16021 create_new_stmts_for_cond_expr): Use integer_zerop function,
16022 that recognize not only zero-pointer, but zero-integer too.
16024 2008-01-25 Ben Elliston <bje@au.ibm.com>
16027 * fixproto: Escape "." in sed expression that strips leading "./".
16029 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
16032 * gcc.c (SWITCH_OK): Removed.
16033 (SWITCH_LIVE): Changed to bit.
16034 (SWITCH_FALSE): Likewise.
16035 (SWITCH_IGNORE): Likewise.
16036 (switchstr): Change live_cond to unsigned int.
16037 (process_command): Replace SWITCH_OK with 0.
16038 (do_self_spec): Likewise.
16039 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
16040 (give_switch): Likewise.
16041 (used_arg): Likewise.
16042 (do_spec_1): Set the SWITCH_IGNORE bit.
16043 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
16044 bits. Set the SWITCH_LIVE bit.
16046 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16048 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
16050 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
16052 PR tree-optimization/34472
16053 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
16054 parameter to a "bool *" and set *DATA to false if there is
16055 an unsafe access. Do not delete the structure here.
16056 (check_cond_exprs): Delete it here instead.
16057 (check_cond_exprs, exclude_cold_structs): Do not increase
16058 I when removing a structure.
16060 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
16063 * config/i386/i386.c (ix86_expand_vector_init): Consider only
16064 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
16066 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
16068 PR middle-end/34934
16069 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
16070 a fixed vector for stack.
16072 2008-01-24 Ben Elliston <bje@au.ibm.com>
16075 * doc/gcc.texi (Software development): Add a direntry for g++.
16077 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
16079 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
16080 stale and straggling -fforce-addr comments above.
16082 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
16084 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
16085 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
16087 2008-01-23 Michael Matz <matz@suse.de>
16090 * dwarf2out.c (force_type_die): Use modified_type_die instead of
16093 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
16095 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
16096 malloc result type.
16098 2008-01-23 Anatoly Sokolov <aesok@post.ru>
16100 * config/avr/avr.c (avr_current_arch): New variable.
16101 (avr_arch_types): Add 'avr31' and 'avr51' entries.
16102 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
16103 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
16104 (avr_override_options): Init 'avr_current_arch'.
16105 (base_arch_s): Move from here...
16106 * config/avr/avr.h (base_arch_s): ... here. Add new members
16107 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
16108 'mega' to 'have_jmp_call'.
16109 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
16110 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
16112 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
16114 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16115 MULTILIB_MATCHES): (Ditto.).
16117 2008-01-23 Richard Guenther <rguenther@suse.de>
16119 PR middle-end/31529
16120 * cgraphunit.c (cgraph_reset_node): Always mark the node
16121 not reachable if it is not queued already.
16123 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
16125 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
16126 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
16127 (cputype_selected): New static variable.
16128 (bfin_handle_option): Set it if -mcpu is used.
16129 (override_option): Select default set of workarounds if no cpu type
16130 selected on the command line.
16131 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
16133 From Michael Frysinger <michael.frysinger@analog.com>
16134 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
16135 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
16137 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
16138 for bf547, bf523, bf524, and bf526.
16139 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
16141 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16142 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
16143 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
16144 __ADSPBF547__ and __ADSPBF54x__ for bf547.
16145 * doc/invoke.texi (Blackfin Options): Document that
16146 -mcpu now accept bf547, bf523, bf524, and bf526.
16148 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
16150 PR rtl-optimization/34628
16151 * combine.c (try_combine): Stop and undo after the first combination
16152 if an autoincrement side-effect on the first insn has effectively
16155 2008-01-22 David Edelsohn <edelsohn@gnu.org>
16158 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
16159 Offset addresses are not valid for Altivec or paired float modes.
16161 2008-01-22 Jakub Jelinek <jakub@redhat.com>
16164 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
16165 if DECL_INITIAL (decl) is error_mark_node.
16168 * c-common.c (handle_vector_size_attribute): Only allow
16169 integral, scalar float and fixed point types. Handle OFFSET_TYPE
16170 the same way as pointer, array etc. types.
16171 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
16174 * tree.c (build_type_attribute_qual_variant): Call
16175 build_qualified_type if attributes are equal, but quals are not.
16177 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16180 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
16181 * flags.h (warn_strict_aliasing): Remove.
16182 (warn_strict_overflow): Remove.
16183 * opts.c (warn_strict_aliasing): Remove.
16184 (warn_strict_overflow): Remove.
16185 * c-opts.c (c_common_handle_option): -Wall only sets
16186 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
16187 (c_common_post_options): Give default values to -Wstrict-aliasing
16188 and -Wstrict-overflow if they are uninitialized.
16189 * common.opt (Wstrict-aliasing): Specify Var and Init.
16190 (Wstrict-overflow): Likewise.
16192 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16194 PR rtl-optimization/26854
16195 PR rtl-optimization/34400
16196 PR rtl-optimization/34884
16197 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
16199 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
16200 (df_rd_bb_info.expanded_lr_out): Deleted
16201 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
16202 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
16203 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
16204 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
16205 Removed code to allocate, initialize or free expanded_lr_out.
16206 (df_rd_bb_local_compute_process_def): Restructured to make more
16208 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
16209 sets if the sets are being trimmed.
16211 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
16214 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
16215 (as_vers): Likewise.
16216 * configure: Regenerated.
16218 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16220 PR middle-end/33092
16221 * tree-pass.h (pass_build_alias): New pass.
16222 * tree-ssa-alias.c (gate_build_alias): New.
16223 (pass_build_alias): New.
16224 * passes.c (init_optimization_passes): Add pass_build_alias after
16225 pass_create_structure_vars.
16227 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
16229 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
16230 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
16231 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
16232 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
16233 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
16234 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
16235 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
16236 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
16237 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
16238 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
16239 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
16240 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
16241 * config/s390/s390.md (FP_ALL): New mode iterator.
16242 (_d): New mode attribute.
16243 ("*signbit<mode>2>"): Changed mode of first operand.
16244 ("isinf<mode>2"): Changed mode of first operand.
16245 ("*TDC_insn"): Adaptation for DFP modes.
16247 2008-01-22 Ben Elliston <bje@au.ibm.com>
16249 * tree.c (check_qualified_type): Improve function description.
16251 2008-01-21 Jason Merrill <jason@redhat.com>
16254 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
16255 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
16258 2008-01-21 DJ Delorie <dj@redhat.com>
16260 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
16263 2008-01-21 Richard Guenther <rguenther@suse.de>
16265 PR middle-end/34856
16266 * tree-cfg.c (verify_expr): Allow all invariant expressions
16267 instead of just constant class ones as reference argument.
16268 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
16269 like any other constant.
16270 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16272 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
16274 * regmove.c (fixup_match_1): Update call crossed frequencies.
16276 2008-01-21 Richard Guenther <rguenther@suse.de>
16279 * tree-inline.c (setup_one_parameter): Deal with mismatched
16280 types using a VIEW_CONVERT_EXPR.
16282 2008-01-21 Alon Dayan <alond@il.ibm.com>
16283 Olga Golovanevsky <olga@il.ibm.com>
16285 PR tree-optimization/34701
16286 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
16287 when the structure size is not a power of 2.
16289 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
16291 * doc/install.texi: Add doc for --enable-checking=df.
16293 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
16295 PR rtl-optimization/34808
16296 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
16298 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
16300 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
16303 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16305 PR rtl-optimization/26854
16306 PR rtl-optimization/34400
16307 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
16309 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
16310 (df_rd_bb_info.expanded_lr_out): New.
16311 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
16312 * loop_iv.c (iv_analysis_loop_init): Ditto.
16313 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
16314 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
16315 Added code to allocate, initialize or free expanded_lr_out.
16316 (df_rd_bb_local_compute_process_def): Restructured to make
16317 more understandable.
16318 (df_rd_confluence_n): Add code to do nothing with fake edges and
16319 code to no apply invalidate_by_call sets if the sets are being trimmed.
16320 (df_lr_local_finalize): Renamed to df_lr_finalize.
16321 (df_live_local_finalize): Renamed to df_live_finalize.
16323 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
16326 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
16327 deciding whether to use reciprocal instructions.
16329 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
16331 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
16332 dwarf2out_note_section_used if cold_text_section is NULL.
16334 2008-01-19 Jakub Jelinek <jakub@redhat.com>
16336 PR gcov-profile/34610
16337 * tree-cfg.c (make_edges): Mark both outgoing edges from
16338 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
16339 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
16340 from OMP_FOR and OMP_CONTINUE outgoing edges.
16342 * tree-profile.c (tree_profiling): Return early if
16343 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
16345 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
16346 from cfun to child_cfun.
16347 * function.h (struct function): Add after_tree_profile bit.
16349 2008-01-19 Anatoly Sokolov <aesok@post.ru>
16351 * config/avr/avr.S (_exit): Disable interrupt.
16353 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16354 Steven Bosscher <stevenb.gcc@gmail.com>
16356 PR rtl-optimization/26854
16357 PR rtl-optimization/34400
16358 * df-problems.c (df_live_scratch): New scratch bitmap.
16359 (df_live_alloc): Allocate df_live_scratch when doing df_live.
16360 (df_live_reset): Clear the proper bitmaps.
16361 (df_live_bb_local_compute): Only process the artificial defs once
16362 since the order is not important.
16363 (df_live_init): Init the df_live sets only with the variables
16364 found live by df_lr.
16365 (df_live_transfer_function): Use the df_lr sets to prune the
16366 df_live sets as they are being computed.
16367 (df_live_free): Free df_live_scratch.
16369 2008-01-18 Ian Lance Taylor <iant@google.com>
16371 * common.opt: Add fmerge-debug-strings.
16372 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
16373 flag_merge_debug_strings rather than flag_merge_constants.
16374 * doc/invoke.texi (Option Summary): Mention
16375 -fmerge-debug-strings.
16376 (Debugging Options): Document -fmerge-debug-strings.
16378 2008-01-18 Ian Lance Taylor <iant@google.com>
16381 * tree.h (DECL_IS_OPERATOR_NEW): Define.
16382 (struct tree_function_decl): Add new field operator_new_flag.
16383 * tree-inline.c (expand_call_inline): When inlining a call to
16384 operator new, force the return value to go into a variable, and
16385 set DECL_NO_TBAA_P on that variable.
16386 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
16388 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
16391 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
16392 DWARF2_DEBUGGING_INFO.
16393 (dwarf2out_note_section_used): Ditto. Add prototype.
16394 (have_multiple_function_sections, text_section_used,
16395 cold_text_section_used, *cold_text_sections): Move declarations
16398 2008-01-17 Bob Wilson <bob.wilson@acm.org>
16400 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
16401 field and add signal_ra.
16402 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
16403 assignments to frame state pc. Move end of stack check after
16404 MD_FALLBACK_FRAME_STATE_FOR.
16405 (uw_update_context_1): Use frame state signal_regs if set, instead
16406 of checking signal_frame flag.
16407 (uw_update_context): Use frame state signal_ra if set.
16408 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
16409 * config/xtensa/linux-unwind.h: New file.
16411 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
16413 * modulo-sched.c (get_sched_window): Fix comment typo.
16415 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
16417 PR tree-optimization/34648
16418 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
16420 2008-01-17 Anatoly Sokolov <aesok@post.ru>
16422 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
16423 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
16425 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
16427 PR rtl-optimization/34400
16428 * df-core.c (df_worklist_dataflow_overeager,
16429 df_worklist_dataflow_doublequeue): New functions.
16430 (df_worklist_dataflow): Two different worklist solvers.
16431 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
16434 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16437 * doc/invoke.texi: Document the dependence on pthread for fopenmp
16438 and ftree-parallelize-loops.
16440 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
16442 PR rtl-optimization/34826
16443 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
16445 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
16447 * global.c (find_reg): Mark the eh regs as used if necessary.
16448 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
16449 * ra.h (struct allocno): no_eh_reg field added. Changed
16450 no_stack_reg type to bitfield.
16452 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
16454 * tree.c (substitute_in_expr): Add missing 'break'.
16456 2008-01-17 Richard Guenther <rguenther@suse.de>
16458 PR tree-optimization/34825
16459 * tree-ssa-math-opts.c (is_division_by): Do not recognize
16460 x / x as division to handle.
16462 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16464 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
16465 "-pthread" is specified.
16466 * pa-hpux11.h (LIB_SPEC): Likewise.
16468 2008-01-16 Janis Johnson <janis187@us.ibm.com>
16469 Peter Bergner <bergner@vnet.ibm.com>
16471 PR rtl-optimization/33796
16472 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
16474 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16476 PR libgfortran/34699
16477 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
16479 * pa-hpux10.h (LINK_SPEC): Likewise.
16480 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
16482 2008-01-16 Richard Guenther <rguenther@suse.de>
16484 PR middle-end/32628
16485 * fold-const.c (fold_convert_const_int_from_int): Do not
16486 set overflow if that occured only because of a sign extension
16487 change when converting from/to a sizetype with the same
16488 precision and signedness.
16490 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16493 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
16494 location address to the correct place. Update copyright year.
16496 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16498 * lambda-code.c (lambda_transform_legal_p): Handle the case of
16499 no dependences in the dependence_relations vector.
16501 2008-01-16 Jan Hubicka <jh@suse.cz>
16503 PR rtl-optimization/31396
16504 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
16505 * cfg.c (dump_reg_info): Print it.
16506 * regs.h (struct reg_info_t): add freq_calls_crossed.
16507 (REG_FREQ_CALLS_CROSSED): New macro.
16508 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
16509 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
16510 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
16511 regmove_optimize): Update call crossed frequencies.
16512 * local-alloc.c (struct qty): Add freq_calls_crossed.
16513 (alloc_qty): Copute freq_calls_crossed.
16514 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
16515 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
16516 * ra.h (struct allocno): Add freq_calls_crossed.
16518 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16520 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
16521 libgomp when compiling with ftree-parallelize-loops.
16522 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
16524 2008-01-16 Richard Guenther <rguenther@suse.de>
16526 PR tree-optimization/34769
16527 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
16528 * tree.c (int_cst_value): Instead make this function more
16529 permissive in what it accepts as valid input. Document this
16530 function always sign-extends the value.
16532 2008-01-16 Jakub Jelinek <jakub@redhat.com>
16533 Richard Guenther <rguenther@suse.de>
16536 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
16537 (gimple_fold_indirect_ref_rhs): ... this.
16538 (gimple_fold_indirect_ref): New function with foldings
16539 that preserve lvalueness.
16540 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
16541 * tree-flow.h (gimple_fold_indirect_ref): Declare.
16542 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
16543 to fold an INDIRECT_REF, fall back to the old use of
16544 fold_indirect_ref_1.
16546 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16548 * tree-data-ref.c (subscript_dependence_tester_1): Call
16549 free_conflict_function.
16550 (compute_self_dependence): Same.
16552 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16555 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
16556 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
16558 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
16559 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
16560 for DWARF2_UNWIND_INFO targets.
16562 2008-01-16 Richard Guenther <rguenther@suse.de>
16565 * c-typeck.c (common_pointer_type): Do not merge inconsistent
16566 type qualifiers for function types.
16568 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
16570 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
16571 loop_iterator li from previous commit.
16573 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
16575 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
16577 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16579 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
16580 (parallelize_loops): Don't parallelize irreducible components.
16582 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16585 * c-opts (c_common_post_options): Do not enable CPP
16586 flag_pedantic_errors by default.
16588 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
16590 PR rtl-optimization/31944
16591 * cse.c (remove_pseudo_from_table): New function.
16592 (merge_equiv_classes): Use above function to remove pseudo-registers.
16593 (invalidate): Likewise.
16595 2008-01-13 Richard Guenther <rguenther@suse.de>
16597 PR middle-end/34601
16598 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
16599 instead of TYPE_MODE to deal with calls from expand_one_error_var.
16601 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
16603 * gcse.c (cprop_jump): Call validate_unshare_change instead of
16604 validate_change to unshare the source of the PC set.
16606 2008-01-12 Jan Hubicka <jh@suse.cz>
16608 PR middle-end/32135
16609 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
16610 references above array bounds. This might trigger bounds checks for
16611 pointers to arrays.
16613 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16615 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
16616 new_replaceable_dependencies.
16618 2008-01-12 Doug Kwan <dougkwan@google.com>
16620 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
16621 instead of OPT_Wreturn_type in warning due to ignored return type
16623 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
16624 options included in -Wextra.
16625 * c.opt: New option -Wignored_qualifiers.
16626 * doc/invoke.texi (Warning Options, -Wextra): Add new option
16627 -Wignore_qualifiers.
16628 (-Wignored-qualifiers): Document.
16629 (-Wreturn-type): Remove description of functionality now handled
16630 by -Wignored-qualifiers.
16632 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
16635 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
16636 NOP_EXPR if it is between integral types with the same precision.
16638 2008-01-12 Jan Hubicka <jh@suse.cz>
16641 * invoke.texi (max-inline-recursive-depth): Fix default value.
16643 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
16645 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
16648 2008-01-11 Bob Wilson <bob.wilson@acm.org>
16650 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
16652 2008-01-11 James E. Wilson <wilson@specifix.com>
16655 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
16657 2008-01-11 Anatoly Sokolov <aesok@post.ru>
16659 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
16660 save/restore frame pointer register and don't use 'call-prologues'
16661 optimization in function with "OS_task" attribute.
16663 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
16665 PR middle-end/31309
16666 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
16667 when copying to memory.
16669 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
16671 PR rtl-optimization/30905
16672 * cfgcleanup.c: Include dce.h
16673 (crossjumps_occured): New global variable.
16674 (try_crossjump_bb): Exit loop after finding a fallthru edge.
16675 If something changed, set crossjumps_occured to true.
16676 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
16677 Don't add/remove fake edges to exit here...
16678 (cleanup_cfg): ...but do it here, when crossjumping.
16679 Run a fast DCE when successful crossjumps occured in the latest
16680 iteration of try_optimize_cfg.
16682 2008-01-11 Richard Guenther <rguenther@suse.de>
16684 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
16685 (struct vn_unary_op_s): Likewise.
16686 (vn_reference_insert): Free old reference on hash collision.
16688 2008-01-10 Raksit Ashok <raksit@google.com>
16690 PR rtl-optimization/27971
16691 * combine.c (find_split_point): Split PLUS expressions which are
16692 inside a MEM rtx, and whose first operand is complex.
16694 2008-01-10 DJ Delorie <dj@redhat.com>
16696 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
16697 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
16698 (m32c_hard_regno_ok): Call the underlying function.
16700 2008-01-10 Richard Guenther <rguenther@suse.de>
16702 PR middle-end/34683
16703 * tree-cfg.c (tree_merge_blocks): Do not go through the
16704 full-blown folding and stmt updating path if we just deal
16705 with virtual operands.
16706 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
16707 test for abnormal SSA_NAMEs.
16709 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
16711 PR middle-end/34641
16712 * reload.c (push_reload): Add assertions. All constants from
16713 reg_equiv_constant should have been used for replacing the respective
16715 (find_reloads_address): Invoke find_reloads_address_part for
16716 constant taken from the reg_equiv_constant array.
16718 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
16720 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
16721 field (valnum) the first in the struct. Replace bools with
16724 2008-01-10 Richard Guenther <rguenther@suse.de>
16726 PR tree-optimization/34651
16727 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
16728 types and ordering for masking and converting.
16730 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
16732 PR tree-optimization/34017
16733 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
16734 also for PHI_NODE expressions.
16736 2008-01-09 Jan Hubicka <jh@suse.cz>
16738 PR tree-optimization/34708
16739 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
16740 based on number of case labels.
16741 (init_inline_once): Remove switch_cost.
16742 * tree-inline.h (eni_weights_d): Remove switch_cost.
16744 2008-01-09 Richard Guenther <rguenther@suse.de>
16745 Andrew Pinski <andrew_pinski@playstation.sony.com>
16747 PR middle-end/30132
16748 * gimplify.c (gimplify_cond_expr): Do not create an addressable
16749 temporary if an rvalue is ok or an lvalue is not required.
16751 2008-01-09 Richard Guenther <rguenther@suse.de>
16753 PR middle-end/34458
16754 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
16755 adjust return type.
16757 2008-01-09 Richard Guenther <rguenther@suse.de>
16759 PR middle-end/34679
16760 * tree.c (host_integerp): Check for sizetype only if the
16761 type is an integer type.
16763 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
16766 * opts.c (decode_options): Disable inlining of functions called
16767 once if not in unit-at-a-time mode.
16769 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
16771 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
16773 2008-01-08 Richard Guenther <rguenther@suse.de>
16775 PR middle-end/31863
16776 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
16777 out early if the result will be unused.
16779 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16784 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16785 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16788 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
16790 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
16791 for vectorization tuned.
16793 2008-01-08 Richard Guenther <rguenther@suse.de>
16795 PR tree-optimization/34683
16796 * tree-ssa-operands.c (operand_build_cmp): Export.
16797 * tree-ssa-operands.h (operand_build_cmp): Declare.
16798 * tree-vn.c (vuses_compare): Remove.
16799 (sort_vuses): Use operand_build_cmp.
16800 (sort_vuses_heap): Likewise.
16801 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
16802 to re-use old VEC if available. Do not sort already sorted VUSEs.
16803 (vdefs_to_vec): Do not sort already sorted VDEFs.
16805 2008-01-08 Jakub Jelinek <jakub@redhat.com>
16807 PR middle-end/34694
16808 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
16810 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16813 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
16814 limitations of reciprocal sequences on x86 targets.
16816 2008-01-08 Richard Guenther <rguenther@suse.de>
16818 PR tree-optimization/34683
16819 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
16821 2008-01-07 Jakub Jelinek <jakub@redhat.com>
16824 * config/darwin.c (darwin_mergeable_string_section): Don't use
16825 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
16827 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
16830 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
16831 negxf2. Macroize expander using X87MODEF mode iterator. Change
16832 predicates of op0 and op1 to register_operand.
16833 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
16834 expander using X87MODEF mode iterator. Change predicates of
16835 op0 and op1 to register_operand.
16836 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
16837 corresponding patterns and macroize using MODEF macro. Change
16838 predicates of op0 and op1 to register_operand and remove
16839 "m" constraint. Disparage "r" alternative with "!".
16840 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
16841 macroize using X87MODEF macro. Change predicates of op0 and op1
16842 to register_operand and remove "m" constraint. Disparage "r"
16843 alternative with "!".
16844 (absneg splitter with memory operands): Remove.
16845 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
16846 patterns and macroize using X87MODEF mode iterator.
16847 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
16848 Change predicate of op1 to register_operand.
16849 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
16850 for memory operands.
16852 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
16854 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
16856 2008-01-07 Richard Guenther <rguenther@suse.de>
16858 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
16861 2008-01-07 Richard Guenther <rguenther@suse.de>
16863 PR tree-optimization/34683
16864 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
16865 VOPs of the needed size to save memory. Use VEC_quick_push
16866 to save compile-time.
16867 (vdefs_to_vec): Likewise.
16869 2008-01-07 Sa Liu <saliu@de.ibm.com>
16871 * config/spu/spu.md (divdf3): Genetate inline code for double
16872 division. The implementation doesn't handle INF or NAN, therefore it
16873 only applies when -ffinite-math-only is given.
16875 2008-01-06 Paolo Carlini <pcarlini@suse.de>
16878 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
16879 * doc/cpp.texi ([Common Predefined Macros]): Document.
16881 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
16883 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
16884 order to use commutative addition instead of subtraction.
16886 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16887 Mircea Namolaru <namolaru@il.ibm.com>
16888 Vladimir Yanovsky <yanov@il.ibm.com>
16889 Revital Eres <eres@il.ibm.com>
16891 PR tree-optimization/34263
16892 * tree-outof-ssa.c (process_single_block_loop_latch,
16893 contains_tree_r): New functions.
16894 (analyze_edges_for_bb): Call process_single_block_loop_latch
16895 function to empty single-basic-block latch block if possible.
16897 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16899 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16901 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
16903 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16905 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
16907 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16909 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
16911 2008-01-05 Jakub Jelinek <jakub@redhat.com>
16913 PR tree-optimization/34618
16914 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
16917 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16920 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
16921 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
16922 Update copyright year.
16924 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
16925 Update copyright year.
16926 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
16929 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
16931 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
16932 edge does not point to current bb before changing need_assert.
16934 2008-01-04 Richard Guenther <rguenther@suse.de>
16936 PR middle-end/34029
16937 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
16938 for verifying purposes if they are is_gimple_min_invariant.
16940 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
16942 PR tree-optimization/34448
16943 PR tree-optimization/34465
16944 * gimplify.c (gimplify_init_constructor): Add new parameter
16945 notify_temp_creation. Use it.
16946 (gimplify_modify_expr_rhs): Take volatiles into account when
16947 optimizing constructors.
16948 Do not optimize constructors if gimplify_init_constructor will dump to
16950 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
16951 * gcc.c-torture/compile/pr34448.c: New.
16953 2008-01-04 Jakub Jelinek <jakub@redhat.com>
16955 PR gcov-profile/34609
16956 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
16957 return_slot if result is TREE_ADDRESSABLE.
16959 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
16961 * config/mips/mips.md (sqrt_condition): Tweak comment.
16962 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
16964 2008-01-03 Tom Tromey <tromey@redhat.com>
16967 * c-common.c (c_type_hash): Handle VLAs.
16969 2008-01-03 Jan Hubicka <jh@suse.cz>
16971 PR tree-optimization/31081
16972 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
16973 0 when inlining and not inlining to first basic block.
16974 (remap_decl): When var is initialized to 0, don't set default_def.
16975 (expand_call_inline): Set entry_bb.
16976 * tree-inline.h (copy_body_data): Add entry_bb.
16978 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16981 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
16984 PR tree-optimization/29484
16985 * tree-inline.c (inline_forbidden_p_2): New function.
16986 (inline_forbidden_p): Disallow inlining if some static var
16987 has an address of a local LABEL_DECL in its initializer.
16988 * doc/extend.texi (Labels as Values): Document &&foo behaviour
16991 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
16993 PR tree-optimization/34635
16994 * tree-data-ref.c (add_other_self_distances): Make sure that the
16995 evolution step is constant.
16997 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16999 PR middle-end/34608
17000 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
17002 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
17004 * tree-sra.c (scalarize_init): Insert the generate_element_init
17005 statements after the generate_element_zero statements.
17007 2008-01-02 Richard Guenther <rguenther@suse.de>
17009 PR middle-end/34093
17010 PR middle-end/31976
17011 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
17012 for very large number of operands instead of ICEing.
17014 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
17017 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
17018 while stack probing.
17020 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
17022 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
17025 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
17027 PR libmudflap/26442
17028 * tree-mudflap.c (mx_register_decls): Guard warning by
17029 !DECL_ARTIFICIAL check.
17031 2008-01-01 Jakub Jelinek <jakub@redhat.com>
17033 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
17034 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
17035 sse5_perm<mode>): Fix constraints.