1 2009-07-13 Ira Rosen <irar@il.ibm.com>
3 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
4 checks access only relevant statements.
5 (vectorizable_reduction): Likewise.
7 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12 2009-07-12 Jan Hubicka <jh@suse.cz>
14 PR tree-optimization/40585
15 * except.c (expand_resx_expr): When there already is resume
16 instruction, produce linked list.
17 (build_post_landing_pads): Assert that resume is empty.
18 (connect_post_landing_pads): Handle resume lists.
19 (dump_eh_tree): Dump resume list.
21 2009-07-12 Ira Rosen <irar@il.ibm.com>
23 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
24 with additional argument.
25 * tree-vectorizer.h (enum vect_def_type): Add
26 vect_double_reduction_def.
27 (vect_is_simple_reduction): Add argument.
28 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
30 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
31 vect_is_simple_reduction with additional argument.
32 (vect_analyze_loop_operations): Handle exit phi nodes in case of
34 (reduction_code_for_scalar_code): Handle additional codes by
35 returning ERROR_MARK for them. Fix comment and indentation.
36 (vect_is_simple_reduction): Fix comment, add argument to specify
37 double reduction. Detect double reduction.
38 (get_initial_def_for_induction): Fix indentation.
39 (get_initial_def_for_reduction): Fix comment and indentation.
40 Handle double reduction. Create initial definitions that do not
41 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
42 (vect_create_epilog_for_reduction): Fix comment, add argument to
43 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
44 epilogue result extraction. Create double reduction phi node and
45 replace relevant uses.
46 (vectorizable_reduction): Call vect_is_simple_reduction with
47 additional argument. Fix indentation. Update epilogue code treatment
48 according to the changes in reduction_code_for_scalar_code. Check
49 for double reduction. Call vect_create_epilog_for_reduction with
51 * tree-vect-stmts.c (process_use): Handle double reduction, update
53 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
54 (vect_get_vec_def_for_operand): Likewise.
56 2009-07-12 Danny Smith <dansmister@gmail.com>
58 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
59 dllexport if !TREE_PUBLIC.
60 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
62 2009-07-11 Anatoly Sokolov <aesok@post.ru>
64 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
65 (avr_extra_arch_macro) Remove declatation.
66 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
67 (avr_extra_arch_macro) Declare as static.
68 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
70 2009-07-11 Jan Hubicka <jh@suse.cz>
73 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
75 2009-07-11 Jakub Jelinek <jakub@redhat.com>
78 * dwarf2out.c (dw_fde_struct): Add in_std_section and
79 cold_in_std_section bits.
80 (dwarf2out_begin_prologue): Initialize them.
81 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
82 if already covered by text_section or cold_text_section range.
84 PR rtl-optimization/40667
85 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
86 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
87 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
88 * config/i386/i386.c (ix86_minimum_alignment): New function.
89 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
90 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
91 * emit-rtl.c (gen_reg_rtx): Likewise.
92 * function.c (assign_parms): Likewise. If nominal_type needs
93 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
94 rather than passed_type's alignment.
97 * function.c (assign_parm_setup_stack): Adjust
98 MEM_OFFSET (data->stack_parm) if promoted_mode is different
99 from nominal_mode on big endian.
101 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
103 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
105 2009-07-10 DJ Delorie <dj@redhat.com>
107 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
109 2009-07-10 Mark Mitchell <mark@codesourcery.com>
111 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
113 (thumb2_cbnz): Likewise.
115 2009-07-10 David Daney <ddaney@caviumnetworks.com>
118 * config.gcc (supported_defaults): Add synci.
119 (with_synci): Add validation.
120 (all_defaults): Add synci.
121 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
124 * config/mips/mips.opt (msynci): New option.
125 * config/mips/mips.c (mips_override_options): Warn on use of
126 -msynci for targets that do now support it.
127 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
129 * gcc/doc/invoke.texi (-msynci): Document the new option.
130 * doc/install.texi (--with-synci): Document the new option.
132 2009-07-10 Richard Guenther <rguenther@suse.de>
134 PR tree-optimization/40496
135 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
136 the PHI result with a compatible type.
138 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
142 * c.opt (Wunused-result): New.
143 * doc/invoke.texi: Document it.
144 * c-common.c (c_warn_unused_result): Use it.
146 2009-07-09 DJ Delorie <dj@redhat.com>
148 * targhooks.c (default_target_can_inline_p): Rename from
149 default_target_option_can_inline_p.
150 * targhooks.h (default_target_can_inline_p): Likewise.
151 * target-def.h (TARGET_CAN_INLINE_P): Rename from
152 TARGET_OPTION_CAN_INLINE_P.
153 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
154 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
155 (mep_target_can_inline_p): Rename from
156 mep_target_option_can_inline_p.
159 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
160 registers used to pass vectors.
162 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
164 2009-07-09 Tom Tromey <tromey@redhat.com>
166 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
167 * config/mmix/mmix.c: Include dwarf2.h.
168 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
169 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
170 * config/sh/sh.c: Include dwarf2.h.
171 * config/i386/i386.c: Include dwarf2.h.
172 * Makefile.in (DWARF2_H): Remove 'elf'.
173 * except.c: Include dwarf2.h.
174 * unwind-dw2.c: Include dwarf2.h.
175 * dwarf2out.c: Include dwarf2.h.
176 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
177 * unwind-dw2-fde.c: Include dwarf2.h.
178 * dwarf2asm.c: Include dwarf2.h.
180 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
182 * haifa-sched.c (insn_finishes_cycle_p): New static function.
184 * sched-int.h (struct sched_info: insn_finishes_block_p): New
186 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
187 (region_sched_info): Update.
188 * sched-ebb.c (ebb_sched_info): Update.
189 * modulo-sched.c (sms_sched_info): Update.
190 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
192 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
194 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
196 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
198 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
200 2009-07-09 Jakub Jelinek <jakub@redhat.com>
203 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
204 arg1 with arg01 if arg1 is already INTEGER_CST.
206 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
208 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
209 Transform (and (truncate)) into (truncate (and)).
211 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
213 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
214 creating LHS paradoxical subregs. Fix surrounding returns to
215 use NULL_RTX rather than 0.
217 2009-07-08 DJ Delorie <dj@redhat.com>
219 * config/mep/mep.c: (mep_option_can_inline_p): New.
220 (TARGET_OPTION_CAN_INLINE_P): Define.
222 2009-07-08 Mark Wielaard <mjw@redhat.com>
225 * dwarf2out.c (add_data_member_location_attribute): When we have
226 only a constant offset don't emit a new location description using
227 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
230 2009-07-08 Richard Henderson <rth@redhat.com>
233 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
234 (enum reg_class): Add CLOBBERED_REGS.
235 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
236 * config/i386/i386.c (ix86_conditional_register_usage): Moved
237 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
238 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
239 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
240 force 64-bit sibcalls into R11.
241 * config/i386/constraints.md (U): New constraint.
242 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
243 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
244 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
246 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
248 * basic-block.h (dump_regset, debug_regset): Remove duplicate
250 * c-objc-common.h (c_initialize_diagnostics): Ditto.
251 * ebitmap.h (dump_ebitmap): Ditto.
252 * optabs.h (optab_libfunc): Ditto.
253 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
254 * tree-flow.h (vect_can_force_dr_alignment_p,
255 get_vectype_for_scalar_type): Ditto.
256 (vectorize_loops): Move prototype to ...
257 * tree-vectorizer.h: ... here. Also, adjust comment.
258 (vect_set_verbosity_level): Remove duplicate prototype.
259 * tree-ssa-loop.c: Include tree-vectorizer.h.
260 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
262 2009-07-08 Nick Clifton <nickc@redhat.com>
264 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
267 2009-07-08 DJ Delorie <dj@redhat.com>
269 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
270 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
271 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
273 * config/mep/intrinsics.md: Regenerated.
274 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
275 registers when asm() or calls are detected.
277 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
280 * gimplify.c (gimplify_expr): Propagate no_warning flag when
282 * gimple (gimple_build_call_from_tree): Likewise.
283 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
284 no_warning flag before warning.
286 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
288 * tree.c (set_expr_locus): Remove.
289 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
290 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
292 * gimplify.c (internal_get_tmp_var): Likewise.
293 (gimplify_call_expr): Likewise.
294 (gimplify_one_sizepos): Likewise.
296 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
299 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
300 to variables for debugging purposes.
302 2009-06-23 Mark Loeser <mark@halcy0n.com>
305 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
307 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
309 * pretty-print.c (pp_base_format): Remove %J.
310 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
311 gcc_cxxdiag_char_table): Likewise.
312 (init_dynamic_diag_info): Likewise.
314 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
316 * pretty-print.c (pp_base_format): Remove %H.
317 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
318 gcc_cxxdiag_char_table): Likewise.
319 (init_dynamic_diag_info): Likewise.
320 * config/mep/mep.c (mep_select_section): Likewise.
322 2009-07-07 Duncan Sands <baldrick@free.fr>
324 * final.c (pass_clean_state): Give the pass a name.
325 * passes.c (pass_rest_of_compilation): Likewise.
326 * tree-optimize.c (pass_all_optimizations): Likewise.
328 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
330 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
331 an extra 'decl' for error_at.
333 2009-07-07 Jakub Jelinek <jakub@redhat.com>
336 * tree-tailcall.c (adjust_return_value_with_ops,
337 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
338 if it has complex or vector type.
340 2009-07-07 Olivier Hainque <hainque@adacore.com>
342 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
345 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
347 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
349 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
351 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
352 * c-decl.c: Likewise.
353 * function.c: Likewise.
354 * varasm.c: Likewise.
355 * tree-ssa.c: Likewise.
356 * c-common.c: Likewise.
357 * tree-cfg.c: Likewise.
358 * config/spu/spu.c: Likewise.
359 * config/ia64/ia64.c: Likewise.
360 * config/v850/v850.c: Likewise.
362 2009-07-06 DJ Delorie <dj@redhat.com>
364 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
365 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
366 unspecified accesses to control registers.
367 * config/mep/intrinsics.md: Regenerate.
368 * config/mep/intrinsics.h: Regenerate.
369 * config/mep/mep-intrin.h: Regenerate.
371 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
373 * c-lex.c: Replace %H by an explicit location. Update all calls.
374 * c-common.c: Likewise.
375 * c-decl.c: Likewise.
376 * c-typeck.c: Likewise.
377 * fold-const.c: Likewise.
378 * gimplify.c: Likewise.
380 * tree-cfg.c: Likewise.
381 * tree-ssa-loop-niter.c: Likewise.
382 * tree-vrp.c: Likewise.
383 * value-prof.c: Likewise.
385 2009-07-06 Diego Novillo <dnovillo@google.com>
387 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
388 if it has one. Handle cases where VAR does not have an
389 annotation or cfun is NULL.
391 2009-07-06 Diego Novillo <dnovillo@google.com>
393 * tree.c: Include debug.h.
394 (initialize_tree_contains_struct): New.
395 (init_ttree): Call it.
396 (tree_node_structure_for_code): Factor out of ...
397 (tree_node_structure): ... here.
398 * treestruct.def (TS_PHI_NODE): Remove.
399 (TS_GIMPLE_STATEMENT): Remove.
401 2009-07-06 Diego Novillo <dnovillo@google.com>
403 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
404 (debug_tree_chain): Handle cycles.
406 2009-07-06 Nick Clifton <nickc@redhat.com>
407 DJ Delorie <dj@redhat.com>
409 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
410 __FMOVD_ENABLED__ is defined.
412 (TARGET_FMOVD): Provide a default definition.
413 (MASK_FMOVD): Likewise.
414 (TARGET_CPU_CPP_BUILTINS): Define
415 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
416 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
417 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
418 (split for DF load from memory into register): Also handle
419 MEMs which consist of REG+DISP addressing.
420 (split for DF store from register to memory): Likewise.
421 (movsf_ie): Always use single fp_mode.
422 * config/sh/sh.c (sh_override_options): Do not automatically
423 enable TARGET_MOVD for the SH2A when supporting doubles - leave
424 that to the -mfmovd command line switch.
425 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
426 (fldi_ok): Always allow.
427 * config/sh/sh.opt (mfmovd): Remove this switch.
428 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
430 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
431 Kaz Kojima <kkojima@gcc.gnu.org>
433 PR rtl-optimization/30807
434 * postreload.c (reload_combine): For every new use of REG_SUM,
435 record the use of BASE.
437 2009-07-06 Jan Hubicka <jh@suse.cz>
439 * params.def: Revert my accidental commit at 2009-06-30.
441 2009-07-04 Ian Lance Taylor <iant@google.com>
444 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
446 (mingw_format_attribute_overrides): Likewise.
448 2009-07-04 Jakub Jelinek <jakub@redhat.com>
451 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
452 don't check cfa.reg. Instead of cfa.indirect use
453 fde && fde->drap_reg != INVALID_REGNUM test.
455 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
457 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
459 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
462 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
464 2009-07-03 Richard Guenther <rguenther@suse.de>
466 PR tree-optimization/40640
467 * tree-switch-conversion.c (build_arrays): Perform arithmetic
470 2009-07-03 Jan Hubicka <jh@suse.cz>
472 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
473 for size, reduce amount of inlining.
475 2009-07-03 Richard Guenther <rguenther@suse.de>
478 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
479 if t +- x is known to not overflow and the conversion widens the
481 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
483 2009-07-03 Jan Hubicka <jh@suse.cz>
485 * ipa-pure-const.c (analyze): Update loop optimizer init.
486 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
487 try_remove_empty_loop, remove_empty_loops): Remove.
488 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
489 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
490 to mark regular loops as neccesary.
491 (degenerate_phi_p): New function.
492 (propagate_necessity, remove_dead_phis): Use it.
493 (forward_edge_to_pdom): Likewise.
494 (eliminate_unnecessary_stmts): Take care to remove uses of results of
495 virtual PHI nodes that became unreachable.
496 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
497 * tree-flow.h (remove_empty_loops): Remove.
498 * passes.c (init_optimization_passes): Remove.
500 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
502 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
504 (*fix_trunc<mode>_i387_1): Ditto.
505 (*floathi<mode>2_1): Ditto.
506 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
508 (*fist<mode>2_1): Ditto.
509 (frndintxf2_floor): Ditto.
510 (*fist<mode>2_floor_1): Ditto.
511 (frndintxf2_ceil): Ditto.
512 (*fist<mode>2_ceil_1): Ditto.
513 (frndintxf2_trunc): Ditto.
514 (frndintxf2_mask_pm): Ditto.
515 (fxam<mode>2_i387_with_temp): Ditto.
516 * config/i386/sse.md (mulv16qi3): Ditto.
517 (*sse2_mulv4si3): Ditto.
519 (sse4_2_pcmpestr): Ditto.
520 (sse4_2_pcmpistr): Ditto.
522 2009-07-03 Jan Hubicka <jh@suse.cz>
524 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
525 (mark_stmt_necessary): Set it.
526 (mark_operand_necessary): Set it.
527 (mark_control_dependent_edges_necessary): Set it.
528 (mark_virtual_phi_result_for_renaming): New function.
529 (get_live_post_dom): New function.
530 (forward_edge_to_pdom): New function.
531 (remove_dead_stmt): Fix handling of control dependences.
532 (tree_dce_init): Init new bitmap.
533 (tree_dce_done): Free it.
535 2009-07-02 Richard Guenther <rguenther@suse.de>
538 * tree-ssa-structalias.c (new_var_info): Initialize
541 2009-07-02 Jan Hubicka <jh@suse.cz>
543 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
546 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
548 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
549 instead of recomputing it. Adjust calls.
550 (emit_store_flag): Adjust recursive calls.
552 2009-07-02 Richard Guenther <rguenther@suse.de>
554 * tree-ssa-live.c (remove_unused_locals): Do not remove
556 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
557 of DECL_EXTERNAL for HEAP variables.
558 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
559 HEAP variables. Do not adjust RESTRICT vars.
560 (find_what_var_points_to): Nobody cares if something
563 2009-07-02 Ben Elliston <bje@au.ibm.com>
565 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
566 pc_low and pc_high declarations to the top of the function.
568 2009-07-01 DJ Delorie <dj@redhat.com>
570 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
572 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
573 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
574 unspecified accesses to control registers.
575 * config/mep/intrinsics.md: Regenerate.
576 * config/mep/intrinsics.h: Regenerate.
577 * config/mep/mep-intrin.h: Regenerate.
579 2009-07-01 Anthony Green <green@moxielogic.com>
581 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
582 instruction when possible.
583 (moxie_expand_prologue): Ditto. Also, save an instruction and
584 some complexity by popping off of $r12 instead of $sp.
585 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
588 2009-07-01 Richard Henderson <rth@redhat.com>
591 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
592 contained no insns, reposition note before last insn.
594 2009-07-01 Richard Henderson <rth@redhat.com>
597 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
598 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
600 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
603 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
604 darwin9 for printing reg addresses with %y.
606 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
608 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
609 truncation from operands in binary operations.
611 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
614 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
615 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
616 subreg of op0 to the original op0.
618 * expmed.c (store_bit_field_1): Use a temporary as the destination
619 instead of a paradoxical subreg when we need to truncate the result.
621 2009-07-01 DJ Delorie <dj@redhat.com>
623 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
624 names to VLIW variants.
625 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
626 * config/mep/intrinsics.md: Regenerate.
627 * config/mep/intrinsics.h: Regenerate.
628 * config/mep/mep-intrin.h: Regenerate.
630 2009-07-01 Jakub Jelinek <jakub@redhat.com>
633 * jump.c (returnjump_p): Revert last patch.
634 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
636 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
639 * pa.md (casesi32p): Use jump table label to determine the offset
641 (casesi64p): Likewise.
643 * pa.c (forward_branch_p): Return bool type. Use instruction
644 addresses when available. Assert that INSN has a jump label.
645 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
648 2009-07-01 Richard Guenther <rguenther@suse.de>
650 PR tree-optimization/19831
651 * tree-ssa-dce.c (propagate_necessity): Calls to functions
652 that only act as barriers do not make any previous stores necessary.
653 * tree-ssa-structalias.c (handle_lhs_call): Delay making
654 HEAP variables global, do not add a constraint from nonlocal.
655 (find_func_aliases): Handle escapes through return statements.
656 (compute_points_to_sets): Make escaped HEAP variables global.
658 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
661 * expmed.c (emit_store_flag): Perform a conversion if necessary,
662 after reducing a DImode cstore to SImode.
664 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
666 * expr.c (expand_expr_real_1): Reinstate fallthrough to
667 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
669 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
671 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
672 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
674 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
675 and umod_optab if TARGET_BSD_DIVMOD.
676 * config/vax/lib1funcs.asm: New file.
677 * config/vax/t-linux: New file.
678 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
680 2009-06-30 Jakub Jelinek <jakub@redhat.com>
683 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
684 to type arguments that have void type.
687 * dwarf2out.c (gen_formal_parameter_die): Call
688 equate_decl_number_to_die if node is different from origin.
690 2009-06-30 Anthony Green <green@moxielogic.com>
692 Clean up moxie port for --enable-build-with-cxx.
693 * config/moxie/moxie.c (moxie_function_value): First two
694 parameters are const_tree, not tree.
695 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
696 (REG_CLASS_NAMES): Ditto.
697 (REGNO_REG_CLASS): Ditto.
698 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
699 (moxie_function_value): Fix constyness of arguments.
701 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
703 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
704 finalize_size_functions before further processing.
705 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
706 (variable_size): Call self_referential_size on size expressions
707 that contain a PLACEHOLDER_EXPR.
708 (size_functions): New static variable.
709 (copy_self_referential_tree_r): New static function.
710 (self_referential_size): Likewise.
711 (finalize_size_functions): New global function.
712 * tree.c: Include tree-inline.h.
713 (push_without_duplicates): New static function.
714 (find_placeholder_in_expr): New global function.
715 (substitute_in_expr) <tcc_declaration>: Return the replacement object
717 <tcc_expression>: Likewise.
718 <tcc_vl_exp>: If the replacement object is a constant, try to inline
719 the call in the expression.
720 * tree.h (finalize_size_functions): Declare.
721 (find_placeholder_in_expr): Likewise.
722 (FIND_PLACEHOLDER_IN_EXPR): New macro.
723 (substitute_placeholder_in_expr): Update comment.
724 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
726 (copy_tree_body_r): Likewise.
727 (copy_tree_body): New static function.
728 (maybe_inline_call_in_expr): New global function.
729 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
730 (maybe_inline_call_in_expr): Declare.
731 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
732 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
735 2009-06-30 Richard Guenther <rguenther@suse.de>
737 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
739 (propagate_necessity): Do not mark reaching defs of stores
742 2009-06-30 Jan Hubicka <jh@suse.cz>
744 * cfgloopanal.c (check_irred): Move into ...
745 (mark_irreducible_loops): ... here; return true if ireducible
747 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
748 (analyze_function): Try to prove loop finiteness.
749 * cfgloop.h (mark_irreducible_loops): Update prototype.
750 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
752 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
754 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
756 2009-06-30 Ira Rosen <irar@il.ibm.com>
758 PR tree-optimization/40542
759 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
762 2009-06-30 Martin Jambor <mjambor@suse.cz>
764 PR tree-optimization/40582
765 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
766 than useless_type_conversion_p.
767 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
770 2009-06-30 Martin Jambor <mjambor@suse.cz>
773 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
775 2009-06-30 Richard Guenther <rguenther@suse.de>
777 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
778 use ao_ref references.
779 (walk_aliased_vdefs): Likewise.
780 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
781 * tree-ssa-dce.c (struct ref_data): Remove.
782 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
783 (mark_aliased_reaching_defs_necessary): Adjust.
784 (mark_all_reaching_defs_necessary_1): Likewise.
786 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
789 * expmed.c (emit_cstore): New name of emit_store_flag_1.
790 (emit_store_flag_1): Extract from emit_store_flag, adjust
791 calls to (what now is) emit_cstore.
792 (emit_store_flag): Call emit_store_flag_1 and also use it
793 for what used to be recursive calls.
795 2009-06-30 Wei Guozhi <carrot@google.com>
798 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
799 if the target bb post dominates from bb.
800 * config/i386/i386.c (memory_address_length): Check existence of base
801 register before using it.
803 2009-06-30 Nick Clifton <nickc@redhat.com>
804 DJ Delorie <dj@redhat.com>
806 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
807 __FMOVD_ENABLED__ is defined.
809 (TARGET_FMOVD): Provide a default definition.
810 (MASK_FMOVD): Likewise.
811 (TARGET_CPU_CPP_BUILTINS): Define
812 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
813 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
814 two fmov instructions depending upon whether TARGET_FMOVD is
816 (split for DF load from memory into register): Also handle
817 MEMs which consist of REG+DISP addressing.
818 (split for DF store from register to memory): Likewise.
819 * config/sh/sh.opt (mfmovd): Remove this switch.
820 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
821 * config/sh/sh.c (sh_override_options): Do not automatically
822 enable TARGET_MOVD for the SH2A when supporting doubles - leave
823 that to the -mfmovd command line switch.
825 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
827 (fldi_ok): Always allow.
828 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
830 2009-06-29 DJ Delorie <dj@redhat.com>
832 * doc/install.texi (mep-x-elf): Correct chip's full name.
834 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
836 * doc/extend.texi: Fix typo.
838 2009-06-29 Tom Tromey <tromey@redhat.com>
841 * Makefile.in (DWARF2_H): New variable.
843 (dwarf2out.o): Likewise.
844 (dwarf2asm.o): Likewise.
845 * config/i386/t-i386: Use DWARF2_H.
846 * except.c: Include elf/dwarf2.h.
847 * unwind-dw2.c: Include elf/dwarf2.h.
848 * dwarf2out.c: Include elf/dwarf2.h.
849 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
851 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
852 (size_of_loc_descr): Likewise.
853 (output_loc_operands_raw): Likewise.
854 (output_loc_operands): Handle new dtprel field.
855 (loc_checksum): Update.
856 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
857 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
858 * unwind-dw2-fde.c: Include elf/dwarf2.h.
859 * dwarf2asm.c: Include elf/dwarf2.h.
860 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
861 * config/mmix/mmix.c: Include elf/dwarf2.h.
862 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
863 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
864 * config/sh/sh.c: Include elf/dwarf2.h.
865 * config/i386/i386.c: Include elf/dwarf2.h.
867 2009-06-29 DJ Delorie <dj@redhat.com>
869 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
871 * doc/extend.texi: Add MeP attributes and pragmas.
872 * doc/invoke.text: Add MeP Options.
873 * doc/contrib.texi: Add MeP contribution.
874 * doc/md.texi: Add MeP constraints.
875 * doc/install.texi: Add MeP target.
877 2009-06-30 Anatoly Sokolov <aesok@post.ru>
879 * target.h (struct gcc_target): Add frame_pointer_required field.
880 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
881 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
882 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
884 * reload1.c (update_eliminables): (Ditto.).
885 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
886 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
887 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
889 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
891 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
892 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
893 (arm_frame_pointer_required): New function.
895 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
896 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
897 (avr_frame_pointer_required_p): Declare as static.
898 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
900 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
901 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
902 (bfin_frame_pointer_required): Make as static, change return type
904 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
906 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
907 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
908 (cris_frame_pointer_required): New function.
910 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
912 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
913 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
914 (fr30_frame_pointer_required): New function.
916 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
917 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
918 (frv_frame_pointer_required): Make as static, change return type
920 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
922 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
923 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
924 (ix86_frame_pointer_required): Make as static, change return type to
926 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
928 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
929 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
931 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
933 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
935 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
937 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
938 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
939 (mips_frame_pointer_required): Make as static.
940 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
942 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
943 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
944 (mmix_frame_pointer_required): Mew function.
946 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
947 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
949 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
951 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
953 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
955 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
956 (CAN_ELIMINATE): Redefine.
957 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
958 (sparc_frame_pointer_required): New function.
959 (sparc_can_eliminate): New function.
960 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
962 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
963 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
965 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
966 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
967 (xtensa_frame_pointer_required): Make as static, change return type
969 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
972 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
974 * doc/plugins.texi: Document PLUGIN_START_UNIT.
975 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
976 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
977 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
978 (register_callback): Handle PLUGIN_START_UNIT.
979 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
981 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
983 * tree.c (process_call_operands): Propagate TREE_READONLY from the
985 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
986 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
988 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
990 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
993 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
995 * doc/extend.texi (Additional Floating Types): __float128 is also
996 supported on i386 targets.
998 2009-06-29 Richard Guenther <rguenther@suse.de>
1001 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1003 (pt_solutions_same_restrict_base): Declare.
1004 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1006 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1007 (make_constraint_from, make_copy_constraint): Move earlier.
1008 (make_constraint_from_heapvar): New function.
1009 (make_constraint_from_restrict): Likewise.
1010 (handle_lhs_call): Use it.
1011 (find_func_aliases): Use it to track conversions to restrict
1013 (struct fieldoff): Add only_restrict_pointers flag.
1014 (push_fields_onto_fieldstack): Initialize it.
1015 (create_variable_info_for): Track global restrict qualified pointers.
1016 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1017 Track restrict qualified pointer arguments.
1018 (set_uids_in_ptset): Use varinfo is_global_var flag.
1019 (find_what_var_points_to): Set the vars_contains_restrict flag.
1020 Always create the points-to solution for sets including restrict tags.
1021 (pt_solutions_same_restrict_base): New function.
1022 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1023 qualified pointers use pt_solutions_same_restrict_base as
1024 additional source for disambiguation.
1026 2009-06-29 Richard Guenther <rguenther@suse.de>
1029 * alias.c (find_base_decl): Remove.
1030 (get_deref_alias_set_1): Remove restrict handling.
1031 * c-common.c (c_apply_type_quals_to_decl): Do not set
1032 DECL_POINTER_ALIAS_SET.
1033 * gimplify.c (find_single_pointer_decl_1): Remove.
1034 (find_single_pointer_decl): Likewise.
1035 (internal_get_tmp_var): Remove restrict handling.
1036 (gimple_regimplify_operands): Likewise.
1037 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1038 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1039 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1040 * tree.c (restrict_base_for_decl): Remove.
1041 (init_ttree): Do not allocate it.
1042 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1043 LABEL_DECL_UID for label decls.
1044 (copy_node_stat): Do not copy restrict information.
1045 (decl_restrict_base_lookup): Remove.
1046 (decl_restrict_base_insert): Likewise.
1047 (print_restrict_base_statistics): Likewise.
1048 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1049 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1050 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1051 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1052 (LABEL_DECL_UID): Adjust.
1053 (DECL_BASED_ON_RESTRICT_P): Remove.
1054 (DECL_GET_RESTRICT_BASE): Likewise.
1055 (SET_DECL_RESTRICT_BASE): Likewise.
1056 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1058 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1059 instead of DECL_POINTER_ALIAS_SET.
1060 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1061 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1062 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1064 2009-06-29 Richard Guenther <rguenther@suse.de>
1066 PR tree-optimization/40579
1067 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1068 the IL to simplify has constants that overflowed.
1070 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1072 PR tree-optimization/40550
1073 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1074 vector_compute_type only when the size of vector_compute_type is
1075 less than the size of type.
1077 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1079 * fold-const.c (contains_label_1): Fix comments.
1080 (contains_label_p): Do not walk trees multiple time.
1082 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1084 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1085 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1086 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1087 ix86_fp_comparison_operator.
1088 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1089 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1090 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1091 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1092 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1093 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1094 (related splits): Change predicate to ix86_fp_comparison_operator.
1095 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1096 instead of ix86_fp_comparison_codes.
1097 (ix86_trivial_fp_comparison_operator,
1098 ix86_fp_comparison_operator): New.
1099 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1100 (ix86_expand_compare): Eliminate last two parameters.
1101 (ix86_fp_jump_nontrivial_p): Kill.
1102 * config/i386/i386.c (put_condition_code): Eliminate call to
1103 ix86_fp_comparison_codes and subsequent assertion.
1104 (ix86_fp_comparison_codes): Eliminate.
1105 (ix86_fp_swap_condition): New.
1106 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1107 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1108 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1109 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1110 and ix86_fp_swap_condition.
1111 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1112 Use ix86_fp_comparison_strategy.
1113 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1114 (ix86_fp_jump_nontrivial_p): Eliminate.
1115 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1116 call to ix86_expand_compare.
1117 (ix86_split_fp_branch, ix86_expand_setcc,
1118 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1119 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1121 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1123 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1124 related to jump_clobbers.
1125 * config/arm/arm.md (conds): Remove jump_clob case.
1126 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1127 splits): Change comparison_operator to arm_comparison_operator.
1128 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1131 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1133 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1134 condition for floating point modes.
1135 * expmed.c (emit_store_flag_1): Move here a bigger part
1137 (emit_store_flag): Try swapping the condition for floating point
1139 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1141 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1143 * expr.c (expand_expr_real_1): Just use do_store_flag.
1144 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1145 emit_store_flag_force.
1146 * expmed.c (emit_store_flag_force): Copy here trick
1147 previously in expand_expr_real_1. Try reversing the comparison.
1148 (emit_store_flag_1): Work if target is NULL.
1149 (emit_store_flag): Work if target is NULL, using the result mode
1150 from the comparison. Use split_comparison, restructure final part
1151 to simplify conditionals.
1153 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1155 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1156 * dojump.c (do_jump): Change handling of floating-point
1157 ops to use just do_compare_and_jump.
1158 (split_comparison): New.
1159 (do_compare_rtx_and_jump): Add here logic coming previously
1160 in do_jump, using split_comparison.
1162 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1165 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1167 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1169 * tree-ssa-alias.c: Fix unintentional commit.
1171 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1173 * passes.c (execute_one_pass): Fix unintentional commit.
1175 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1177 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1178 (df_rd_local_compute, df_md_local_compute): Inline them.
1180 (df_md_scratch): New.
1181 (df_md_alloc, df_md_free): Allocate/free it.
1182 (df_md_local_compute): Only include live registers in init.
1183 (df_md_transfer_function): Prune the in-set computed by
1184 the confluence function, and the gen-set too.
1186 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1188 PR rtl-optimization/26854
1189 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1190 * df-problems.c (df_rd_add_problem): Fix comment.
1191 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1192 df_md_simulate_artificial_defs_at_top,
1193 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1194 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1195 df_md_transfer_function, df_md_init, df_md_confluence_0,
1196 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1197 problem_MD, df_md_add_problem): New.
1198 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1199 df_md_get_bb_info): New.
1200 (DF_LAST_PROBLEM_PLUS1): Adjust.
1202 * Makefile.in (fwprop.o): Include domwalk.h.
1203 * fwprop.c: Include domwalk.h.
1204 (reg_defs, reg_defs_stack): New.
1205 (bitmap_only_bit_between): Remove.
1206 (process_defs): New.
1207 (process_uses): Use reg_defs and local_md instead of
1208 bitmap_only_bit_between and local_rd.
1209 (single_def_use_enter_block): New, from build_single_def_use_links.
1210 (single_def_use_leave_block): New.
1211 (build_single_def_use_links): Remove code moved to
1212 single_def_use_enter_block, invoke domwalk.
1213 (use_killed_between): Adjust comment.
1215 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1217 * bitmap.h (bitmap_ior_and_into): New.
1218 * bitmap.c (bitmap_ior_and_into): New.
1220 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1222 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1223 before_dom_children_before_stmts and after_dom_children_after_stmts.
1224 Rename the two remaining callbacks to just before_dom_children and
1225 after_dom_children. Remove other GIMPLE statement walking bits.
1226 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1227 * graphite.c: Do not include domwalk.h.
1228 * tree-into-ssa.c (interesting_blocks): New global.
1229 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1230 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1231 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1232 now that they're not domwalk callbacks.
1233 (rewrite_initialize_block): Rename to...
1234 (rewrite_enter_block): ... this, place after called functions. Test
1235 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1236 (rewrite_finalize_block): Rename to...
1237 (rewrite_leave_block): ... this, place after called functions.
1238 (rewrite_update_init_block): Rename to...
1239 (rewrite_update_enter_block): ... this, place after called functions.
1240 Test interesting_blocks, call rewrite_update_stmt and
1241 rewrite_update_phi_arguments.
1242 (rewrite_update_fini_block): Rename to...
1243 (rewrite_leave_block): ... this, place after called functions.
1244 (rewrite_blocks): Remove last argument, simplify initialization of
1246 (mark_def_sites_initialize_block): Rename to...
1247 (mark_def_sites_block): ... this, call mark_def_sites.
1248 (mark_def_sites_blocks): Remove argument, simplify initialization of
1250 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1251 (update_ssa): Likewise.
1252 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1254 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1255 (dom_opt_initialize_block): Rename to...
1256 (dom_opt_enter_block): ... this, place after called functions. Walk
1257 statements here, inline propagate_to_outgoing_edges.
1258 (dom_opt_finalize_block): Rename to...
1259 (dom_opt_leave_block): ... this, place after called functions.
1260 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1262 (dse_enter_block, dse_record_phi): New.
1263 (dse_record_phis): Delete.
1264 (dse_finalize_block): Rename to...
1265 (dse_leave_block): ... this.
1266 (tree_ssa_dse): Simplify initialization of walk_data.
1267 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1268 Adjust initialization of walk_data.
1269 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1270 * tree-ssa-loop-phiopt.c (get_non_trapping):
1271 Adjust initialization of walk_data.
1272 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1273 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1274 it's not a domwalk callback.
1275 (uncprop_initialize_block): Rename to...
1276 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1277 (dse_finalize_block): Rename to...
1278 (dse_leave_block): ... this.
1279 (tree_ssa_uncprop): Simplify initialization of walk_data.
1280 * Makefile.in: Adjust dependencies.
1282 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1284 * arm.md (casesi): Fix test for Thumb1.
1285 (thumb1_casesi_internal_pic): Likewise.
1286 (thumb1_casesi_dispatch): Likewise.
1288 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1290 * config/arm/arm-cores.def: Added core cortex-m0.
1291 * config/arm/arm-tune.md: Regenerated.
1292 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1294 2009-06-26 DJ Delorie <dj@redhat.com>
1296 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1298 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1299 the scheduler doesn't tag jump insns.
1301 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1303 * c-decl.c (merge_decls): Re-indent.
1305 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1308 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1309 Special-case decimal float constants.
1311 2009-06-26 Richard Henderson <rth@redhat.com>
1313 * function.h (struct function): Add cannot_be_copied_reason,
1314 and cannot_be_copied_set.
1315 * tree-inline.c (has_label_address_in_static_1): Rename from
1316 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1317 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1318 don't set inline_forbidden_reason.
1319 (copy_forbidden): New function, split out of inline_forbidden_p.
1320 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1321 (inline_forbidden_p): Use copy_forbidden.
1322 (tree_versionable_function_p): Likewise.
1323 (inlinable_function_p): Merge into tree_inlinable_function_p.
1324 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1325 * ipa-cp.c (ipcp_versionable_function_p): New function.
1326 (ipcp_cloning_candidate_p): Use it.
1327 (ipcp_node_modifiable_p): Likewise.
1329 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1331 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1332 that is marked not to be inlined. Remove flag_mudflap use.
1333 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1334 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1336 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1339 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1340 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1342 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1344 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1346 (__mingwthr_remove_key_dtor): Likewise.
1348 2009-06-26 Richard Guenther <rguenther@suse.de>
1350 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1352 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1355 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1356 try the non-cond_exec path also.
1358 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1361 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1362 (output_cbranch): Use new functions.
1363 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1366 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1367 Pat Haugen <pthaugen@us.ibm.com>
1368 Revital Eres <ERES@il.ibm.com>
1370 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1371 for %c error. Add %x support to print VSX registers as a unified
1372 register set, instead of separate float and altivec registers.
1373 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1374 %y case, and add support for VSX pre-modify addresses.
1375 (output_toc): Add assert for CONST containing an integer constant
1377 (rs6000_adjust_cost): Add POWER7 support.
1378 (insn_must_be_first_in_group): Ditto.
1379 (insn_must_be_last_in_group): Ditto.
1380 (rs6000_emit_popcount): Ditto.
1381 (rs6000_vector_mode_supported_p): Ditto.
1383 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1384 Change some of the functions called by macros to being called
1385 through a pointer, so debug functions can be inserted if
1386 -mdebug=addr or -mdebug=cost.
1387 (rs6000_preferred_reload_class_ptr): Ditto.
1388 (rs6000_secondary_reload_class_ptr): Ditto.
1389 (rs6000_secondary_memory_needed_ptr): Ditto.
1390 (rs6000_cannot_change_mode_class_ptr): Ditto.
1391 (rs6000_secondary_reload_inner): Ditto.
1392 (rs6000_legitimize_reload_address): Ditto.
1393 (rs6000_legitimize_reload_address_ptr): Ditto.
1394 (rs6000_mode_dependent_address): Ditto.
1395 (rs6000_mode_dependent_address_ptr): Ditto.
1397 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1398 function to return true if the mode allows reg + integer
1400 (virtual_stack_registers_memory_p): New function to return true if
1401 the address refers to a virtual stack register.
1402 (rs6000_legitimate_offset_address_p): Move code to say whether a
1403 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1405 (rs6000_legitimate_address_p): Add checks for modes that only can
1406 do reg+reg addressing. Start adding VSX support.
1407 (rs6000_legitimize_reload_address): Ditto.
1408 (rs6000_legitimize_address): Ditto.
1409 (rs6000_debug_legitimate_address_p): New debug functions for
1410 -mdebug=addr and -mdebug=cost.
1411 (rs6000_debug_rtx_costs): Ditto.
1412 (rs6000_debug_address_costs): Ditto.
1413 (rs6000_debug_adjust_cost): Ditto.
1414 (rs6000_debug_legitimize_address): Ditto.
1415 (rs6000_legitimize_reload_address_ptr): Point to call normal
1416 function or debug function. Make functions called via pointer
1418 (rs6000_mode_dependent_address_ptr): Ditto.
1419 (rs6000_secondary_reload_class_ptr): Ditto.
1420 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1421 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1422 into a friendlier error.
1423 (rs6000_init_builtins): Add initial VSX support.
1424 (rs6000_adjust_cost): Fix some spacing issues.
1426 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1427 (REG_CLASS_NAMES): Ditto.
1428 (REG_CLASS_CONTENTS): Ditto.
1429 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1430 pointer, to add -mdebug=addr support.
1431 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1432 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1433 -mdebug=addr support.
1434 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1435 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1436 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1438 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1440 (bswapsi*): Set attribute types for load/store. Add combiner
1441 patterns to eliminate zero extend on 64-bit.
1442 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1443 stdbrx if the hardware supports those instructions.
1445 2009-06-25 Ian Lance Taylor <iant@google.com>
1447 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1448 (Link Options): Document -static-libstdc++.
1450 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1453 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1454 DATA_ALIGNMENT instead.
1456 2009-06-25 Richard Guenther <rguenther@suse.de>
1458 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1459 indirect references against the callused/escaped solutions.
1460 (call_may_clobber_ref_p_1): Likewise.
1462 2009-06-25 Martin Jambor <mjambor@suse.cz>
1464 PR tree-optimization/40493
1465 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1466 (enum unscalarized_data_handling): New type.
1467 (handle_unscalarized_data_in_subtree): Return what has been done.
1468 (load_assign_lhs_subreplacements): Handle left flushes differently.
1469 (sra_modify_assign): Use unscalarized_data_handling, simplified
1470 condition determining whether to remove the statement.
1472 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1474 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1475 excerpt - @ should be doubled for texinfo.
1477 2009-06-24 Ian Lance Taylor <iant@google.com>
1479 * config/arc/arc.c: Include "df.h".
1480 (arc_attribute_table): Make static. Move higher in file.
1481 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1482 (output_shift): Initialize n later to avoid warning.
1483 * config/arm/arm.c (arm_attribute_table): Make static. Move
1485 * config/avr/avr.c (avr_attribute_table): Make static. Move
1487 (reg_class_tab): Change array type from int to enum reg_class.
1488 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1490 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1491 (lshrhi3_out): Likewise.
1492 (class_likely_spilled_p): Change return type to bool.
1493 (avr_rtx_costs): Use local code variable with enum type.
1494 * config/avr/avr.md (movmemhi): Use add_reg_note.
1495 (andhi3, andsi3): Don't use AS2 with "and".
1496 (iorhi3, iorsi3): Don't use AS2 with "or".
1497 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1498 * config/crx/crx.c: Include "df.h".
1499 (crx_attribute_table): Make static.
1500 * config/m32r/m32r.c: Include "df.h".
1501 (m32r_attribute_table): Make static. Move higher in file.
1502 (pop): Use add_reg_note.
1503 (block_move_call): Change 0 to LCT_NORMAL in function call.
1504 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1505 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1506 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1507 declare, not just when TREE_CODE is defined.
1508 * config/m68hc11/m68hc11.c: Include "expr.h".
1509 (m68hc11_attribute_table): Make static. Move higher in file.
1510 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1512 (m68hc11_register_indirect_p): Likewise.
1513 (m68hc11_function_arg_padding): Change return type to enum
1515 (emit_move_after_reload): Use add_reg_note.
1516 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1517 (m68hc11_split_logical): Likewise.
1518 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1520 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1521 to VOIDmode in function call.
1522 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1524 (m68hc11_split_logical): Update declaration.
1525 (m68hc11_function_arg_padding): Update declaration.
1526 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1527 to array of enum reg_class.
1528 (mcore_attribute_table): Make static. Move higher in file.
1529 (mcore_rtx_costs): Add cast to enum type.
1530 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1531 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1532 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1534 * config/sh/predicates.md (trapping_target_operand): Rename and to
1536 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1538 * config/spu/spu.c (spu_attribute_table): Make static. Move
1540 * config/v850/v850.c (v850_attribute_table): Make static. Move
1542 (v850_rtx_costs): Use local code with enum type.
1543 (expand_epilogue): Add cast.
1544 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1546 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1549 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1550 -m2a-single-only and -m2a-nofpu.
1551 * config/sh/sh.opt: Document m2a generates FPU code.
1553 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1555 * defaults.h (CAN_ELIMINATE): Provide default.
1556 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1557 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1558 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1559 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1560 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1561 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1562 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1563 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1564 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1565 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1567 2009-06-24 DJ Delorie <dj@redhat.com>
1569 * mep-ext-cop.cpu: Fix copyright notice.
1570 * mep-default: Fix copyright notice.
1571 * mep-core: Fix copyright notice.
1572 * mep: Fix copyright notice.
1573 * mep-ivc2: Fix copyright notice.
1574 * mep-c5: Fix copyright notice.
1576 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1578 * doc/contrib.texi (Contributors):
1580 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1583 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1584 src and dst operands if necessary.
1586 2009-06-23 DJ Delorie <dj@redhat.com>
1589 * config.gcc: Add mep support.
1590 * recog.c: Resurrect validate_replace_rtx_subexp().
1591 * recog.h: Likewise.
1592 * config/mep/: Add new port:
1593 * config/mep/constraints.md: New file.
1594 * config/mep/default.h: New file.
1595 * config/mep/intrinsics.h: New file.
1596 * config/mep/intrinsics.md: New file.
1597 * config/mep/ivc2-template.h: New file.
1598 * config/mep/mep-c5.cpu: New file.
1599 * config/mep/mep-core.cpu: New file.
1600 * config/mep/mep-default.cpu: New file.
1601 * config/mep/mep-ext-cop.cpu: New file.
1602 * config/mep/mep-intrin.h: New file.
1603 * config/mep/mep-ivc2.cpu: New file.
1604 * config/mep/mep-lib1.asm: New file.
1605 * config/mep/mep-lib2.c: New file.
1606 * config/mep/mep-pragma.c: New file.
1607 * config/mep/mep-protos.h: New file.
1608 * config/mep/mep-tramp.c: New file.
1609 * config/mep/mep.c: New file.
1610 * config/mep/mep.cpu: New file.
1611 * config/mep/mep.h: New file.
1612 * config/mep/mep.md: New file.
1613 * config/mep/mep.opt: New file.
1614 * config/mep/predicates.md: New file.
1615 * config/mep/t-mep: New file.
1617 2009-06-23 Ian Lance Taylor <iant@google.com>
1619 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1620 from loose_warn into c_loose_warn and from strict_warn into
1621 c_strict_warn. Set and substitute warn_cxxflags. Check for
1622 --enable-build-with-cxx. Set and substitute
1623 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1624 * Makefile.in (CXXFLAGS): New variable.
1625 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1626 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1627 the default is the same as $(STRICT_WARN).
1628 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1629 (CXX): New variable.
1630 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1631 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1632 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1633 (HOST_LIBS): New variable.
1634 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1635 (ALL_CXXFLAGS): New variable.
1636 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1637 * doc/install.texi (Configuration): Document
1638 --enable-build-with-cxx, --with-stage1-ldflags,
1639 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1640 * configure: Rebuild.
1642 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1644 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1645 from previous commit.
1647 2009-06-23 Ian Lance Taylor <iant@google.com>
1649 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1651 2009-06-23 Ian Lance Taylor <iant@google.com>
1653 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1654 with ATTRIBUTE_UNUSED.
1656 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1657 Pat Haugen <pthaugen@us.ibm.com>
1658 Revital Eres <eres@il.ibm.com>
1660 * config.in (HAVE_AS_POPCNTD): Add default definition.
1661 (HAVE_AS_LWSYNC): Ditto.
1663 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1665 (gcc_cv_as_powerpc_cmpb): Ditto.
1666 (gcc_cv_as_powerpc_dfp): Ditto.
1667 (gcc_cv_as_powerpc_vsx): Ditto.
1668 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1669 supporting the popcntd/lwsync instructions.
1670 (gcc_cv_as_powerpc_lwsync): Ditto.
1671 * configure: Regenerate.
1673 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1674 -mcpu=native and -mcpu=power7.
1675 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1677 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1678 a variable instead of a mask to reduce the number of mask bits.
1679 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1680 (-mbit-word): Ditto.
1681 (-mregnames): Ditto.
1682 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1683 (-mfused-madd): Ditto.
1685 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1687 (-mvsx): New switch for VSX instructions.
1688 (-misel): Move from a variable to a mask to allow it to be set by
1691 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1692 function declaration to an array declaration.
1693 (rs6000_hard_regno_nregs): New external array declaration.
1695 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1696 files included by rs6000.md.
1698 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1699 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1701 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1703 (rs6000_debug_reg): New -mdebug= variables.
1704 (rs6000_debug_addr): Ditto.
1705 (rs6000_debug_cost): Ditto.
1706 (rs6000_pmode): New variable to hold Pmode.
1707 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1708 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1709 calculated at compiler start.
1710 (rs6000_hard_regno_nregs): Change function to an array which holds
1711 HARD_REGNO_NREGS calculated at compiler start.
1712 (rs6000_explicit_options): Delete isel field.
1713 (rs6000_vector_unit): New array to hold which vector unit
1714 supports arithmetic options for a given type.
1715 (rs6000_vector_mem): New array to hold which vector unit supports
1716 memory reference operations for a given type.
1717 (rs6000_vector_align): New array to given the alignment of each
1719 (power7_cost): New basic costs for power7.
1720 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1721 (rs6000_hard_regno_nregs_internal): New function, moved from
1722 HARD_REGNO_NREGS, to calculate the number of registers each hard
1723 register takes for each type.
1724 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1725 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1726 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1727 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1728 unit information here so it is calculated once at compiler startup
1730 (rs6000_override_options): Make -misel a target mask. Add more
1731 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1732 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1734 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1735 (rs6000_handle_option): Move -misel from variable to target mask.
1736 (rs6000_builtin_mask_for_load): Add VSX support.
1737 (rs6000_conditional_register_usage): Ditto.
1738 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1739 (function_arg_boundary): Ditto.
1740 (rs6000_expand_builtin): Ditto.
1741 (def_builtin): Make abort message a little friendlier.
1742 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1744 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1745 assembler support the popcntd instruction instead of a vsx
1746 instruction to enable power7 support.
1747 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1748 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1749 option to the assembler if -mcpu=native.
1750 (ASM_CPU_NATIVE_SPEC): Ditto.
1751 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1753 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1754 the lwsync instruction.
1755 (enum processor_type): Add PROCESSOR_POWER7.
1756 (rs6000_debug_reg): New -mdebug= options.
1757 (rs6000_debug_addr): Ditto.
1758 (rs6000_debug_cost): Ditto.
1759 (rs6000_isel): Delete.
1760 (enum rs6000_vector): New enum to say what vector unit we have.
1761 (VECTOR_UNIT_*): New macros to say which vector unit has
1762 arithmetic operations for a given type.
1763 (VECTOR_MEM_*): New macros to say which vector unit has memory
1764 operations for a given type.
1765 (TARGET_LDBRX): Whether the machine supports the ldbrx
1767 (TARGET_ISEL): Delete, -misel moved to be a mask.
1768 (TARGET_ISEL64): New macro for 64-bit isel support.
1769 (UNITS_PER_VSX_WORD): New macro.
1770 (POINTER_SIZE): Move to be an external variable, rather than
1771 calculating whether we are generating 32 ot 64-bit code.
1773 (STACK_BOUNDARY): Add VSX support.
1774 (LOCAL_ALIGNMENT): Ditto.
1775 (SLOW_UNALIGNED_ACCESS): Ditto.
1776 (VSX_REGNO_P): New macro for VSX support.
1777 (VFLOAT_REGNO_P): Ditto.
1778 (VINT_REGNO_P): Ditto.
1779 (VLOGICAL_REGNO_P): Ditto.
1780 (VSX_VECTOR_MODE): Ditto.
1781 (VSX_SCALAR_MODE): Ditto.
1783 (VSX_MOVE_MODE): Ditto.
1784 (VSX_REG_CLASS_P): Ditto.
1785 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1787 (UNITS_PER_SIMD_WORD): Add VSX support.
1788 (MODES_TIEABLE_P): Ditto.
1789 (STARTING_FRAME_OFFSET): Ditto.
1790 (STACK_DYNAMIC_OFFSET): Ditto.
1791 (EPILOGUE_USES): Ditto.
1792 (REGNO_REG_CLASS): Move to array lookup.
1793 (CLASS_MAX_NREGS): Ditto.
1794 (rs6000_vector_reg_class): Add declaration.
1795 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1796 overlap with the floating point and Altivec registers.
1798 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1800 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1801 give the appropriate asm switches if -mcpu=native.
1802 (host_detect_local_cpu): Add support for "asm".
1803 (host_detect_local_cpu): Follow GNU code guidelines for name.
1805 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1806 -mbit-word to a variable instead of being a target mask.
1808 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1809 emit the lwsync instruction instead of emitting the instruction as
1810 an integer constant.
1812 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1813 fixuns_trundfsi2, move expander into rs6000.md.
1815 * config/rs6000/rs6000.md (cpu): Add power7.
1816 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1817 (logical predicate patterns): Change the single instruction
1818 primitives that set CR0 to be fast_compare instead of compare.
1820 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1821 (popcntddi2): Ditto.
1822 (popcount<mode>): Ditto.
1823 (floating multiply/add insns): Name the floating point
1825 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1826 (isel_unsigned_<mode>): Ditto.
1827 (fixuns_trundfsi2): Move expander here from spe.md.
1828 (smindi3): Define if we have -misel on 64-bit systems.
1833 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1835 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1837 * config/avr/avr.c (avr_current_device): New variable.
1838 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1839 (avr_arch, mcu_type_s): Move to avr.h.
1840 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1841 default_data_section_start fields.
1842 (avr_arch): Moved from avr.c.
1843 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1844 library_name fields.
1845 (avr_current_device, avr_mcu_types, avr_arch_types,
1846 avr_device_to_arch, avr_device_to_data_start,
1847 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1848 (EXTRA_SPEC_FUNCTIONS): Define.
1849 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1850 options mapping. Use device_to_arch and device_to_data_start insted.
1851 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1852 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1853 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1854 * config/avr/driver-avr.c: New file.
1855 * config/avr/avr-devices.c: New file.
1857 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1859 * var-tracking.c (unshare_variable): Force initialized to
1860 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1861 (set_variable_part): Likewise.
1862 (struct variable_union_info): Remove pos_src field.
1863 (vui_vec, vui_allocated): New variables.
1864 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1865 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1866 == 1 use a simpler sorting algorithm. Compute pos field right
1867 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1868 Avoid quadratic comparison if !flag_var_tracking_uninit.
1869 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1870 unshare_variable unconditionally.
1871 (dataflow_set_different_2): Removed.
1872 (dataflow_set_different): Don't traverse second hash table.
1873 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1874 unconditionally to var_reg_set or var_mem_set.
1875 (emit_notes_in_bb): Likewise.
1876 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1878 (emit_note_insn_var_location): Don't set initialized to
1879 VAR_INIT_STATUS_INITIALIZED early.
1880 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1882 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1884 * tree-object-size.c (addr_object_size): Instead of checking
1885 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1886 are no FIELD_DECLs following it.
1888 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1890 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1891 order to match bswaps with signed source operands.
1893 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1895 * sdbout.c (sdbout_one_type): Fix braces in switch.
1897 2009-06-23 Richard Guenther <rguenther@suse.de>
1899 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1901 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1902 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1903 var_callused, callused_tree, var_storedanything, storedanything_tree,
1904 var_integer, integer_tree): Remove global variables.
1905 (new_var_info): Do not pass new id, append the new var to the
1906 global variable vector.
1907 (do_ds_constraint): Use is_global_var member of the variable-info.
1908 (new_scalar_tmp_constraint_exp): Adjust.
1909 (create_function_info_for): Likewise.
1910 (create_variable_info_for): Likewise.
1911 (find_what_var_points_to): Remove dead code.
1912 (init_base_vars): Simplify.
1913 (compute_points_to_sets): Adjust.
1915 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1917 * combine.c (try_combine): Dump information about the insns we're
1920 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1922 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
1923 check when calling force_to_mode on TRUNCATE's operand.
1925 2009-06-22 Ian Lance Taylor <iant@google.com>
1927 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
1929 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1931 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
1933 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1935 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
1936 override library linkage flags such as -static-libgcc or
1939 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1941 * config/m68k/m68k-devices.def: Add line for MCF5221x.
1943 2009-06-22 Ian Lance Taylor <iant@google.com>
1945 * config/linux.opt: Put mglibc ahead of muclibc.
1947 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
1948 for duplicate decls.
1950 2009-06-22 Matthias Klose <doko@ubuntu.com>
1952 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
1954 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1957 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
1958 instead of NULL if a parser error occurs.
1960 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1962 * dwarf2out.c (dwarf2_debug_hooks): Initialize
1963 non-DWARF2_DEBUGGING_INFO version.
1965 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
1967 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
1968 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
1970 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
1971 (LIBGCC2_TF_CEXT): Define.
1974 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1977 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
1979 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1981 * config/arm/arm.c (arm_override_options): Disable
1982 -mcaller-super-interworking and -mcallee-super-interworking.
1983 * doc/invoke.texi (ARM Options): Document this.
1985 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
1987 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
1988 * config/arm/constraints.md (j): New constraint for movw operands.
1989 (N): Remove thumb2 meaning.
1990 * config/arm/arm.md (*arm_movw): Delete.
1991 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
1992 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
1993 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
1995 2009-06-22 Martin Jambor <mjambor@suse.cz>
1997 PR tree-optimization/40492
1998 * tree-sra.c (sra_modify_assign): Pass zero offsets to
1999 build_ref_for_offset.
2001 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2003 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2004 JUMP_TABLE_DATA_P predicates where applicable.
2005 * auto-inc-dec.c: Ditto.
2006 * builtins.c: Ditto.
2007 * caller-save.c: Ditto.
2009 * cfgcleanup.c: Ditto.
2010 * cfglayout.c: Ditto.
2013 * combine-stack-adj.c: Ditto.
2019 * dwarf2asm.c: Ditto.
2020 * dwarf2out.c: Ditto.
2021 * emit-rtl.c: Ditto.
2027 * function.c: Ditto.
2030 * genpreds.c: Ditto.
2031 * genrecog.c: Ditto.
2033 * ira-costs.c: Ditto.
2034 * ira-lives.c: Ditto.
2037 * lower-subreg.c: Ditto.
2038 * modulo-sched.c: Ditto.
2040 * postreload.c: Ditto.
2041 * print-rtl.c: Ditto.
2050 * sched-vis.c: Ditto.
2052 * sel-sched-ir.c: Ditto.
2053 * simplify-rtx.c: Ditto.
2054 * targhooks.c: Ditto.
2055 * var-tracking.c: Ditto.
2056 * vmsdbgout.c: Ditto.
2058 2009-06-22 Matthias Klose <doko@ubuntu.com>
2060 * Makefile.in (install-plugin): Always use DESTDIR.
2062 2009-06-22 Olivier Hainque <hainque@adacore.com>
2064 * config/pa/pa.c (output_call): Don't optimize post call jumps
2065 into return address adjustments if the call may throw.
2067 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2069 * arm.c (thumb1_output_casesi): New function.
2070 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2071 optimizing for size or PIC.
2072 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2073 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2074 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2075 (thumb1_casesi_internal_pic): New expand rule.
2076 (thumb1_casesi_dispatch): New pattern.
2077 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2079 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2080 in the text seciton when PIC or optimizing for size.
2081 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2082 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2083 preservation properties of code.
2084 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2085 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2086 (__gnu_thumb1_case_si): New function.
2087 * t-arm (LIB1ASMSRC): Define here.
2088 (LIB1ASMFUNCS): Add some common functions.
2089 * t-arm-elf (LIB1ASMSRC): Delete.
2090 (LIB1ASMFUNCS): Append to existing set.
2091 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2092 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2093 * t-symbian (LIB1ASMFUNCS): Likewise.
2094 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2095 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2097 2009-06-21 Richard Guenther <rguenther@suse.de>
2099 PR tree-optimization/38729
2100 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2101 to loops with a single exit if -fno-expensive-optimizations.
2103 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2105 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2106 (dataflow_set): Change vars type from htab_t to shared_hash.
2107 (shared_hash_pool, empty_shared_hash): New variables.
2108 (vars_clear): Removed.
2109 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2110 shared_hash_find_slot_unshare, shared_hash_find_slot,
2111 shared_hash_find_slot_noinsert, shared_hash_find): New
2113 (shared_hash_unshare, shared_hash_destroy): New functions.
2114 (unshare_variable): Unshare set->vars if shared, use
2116 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2117 (get_init_value, find_src_set_src, dump_dataflow_set,
2118 clobber_variable_part, emit_notes_for_differences): Use
2120 (dataflow_set_init): Remove second argument, set vars to
2121 empty_shared_hash instead of creating a new htab.
2122 (dataflow_set_clear): Call shared_hash_destroy and set vars
2123 to empty_shared_hash instead of calling vars_clear.
2124 (dataflow_set_copy): Don't call vars_copy, instead just share
2125 the src htab with dst.
2126 (variable_union): Use shared_hash_*, use initially NO_INSERT
2127 lookup if set->vars is shared. Don't keep slot cleared before
2128 calling unshare_variable. Unshare set->vars if needed.
2129 Even ->refcount == 1 vars must be unshared if set->vars is shared
2130 and var needs to be modified.
2131 (variable_canonicalize): New function.
2132 (dataflow_set_union): If dst->vars is empty, just share src->vars
2133 with dst->vars and traverse with variable_canonicalize to canonicalize
2134 and unshare what is needed.
2135 (dataflow_set_different): If old_set and new_set use the same shared
2136 htab, they aren't different. If number of htab elements is different,
2137 htabs are different. Use shared_hash_*.
2138 (dataflow_set_destroy): Call shared_hash_destroy instead of
2140 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2141 second argument to dataflow_set_init.
2142 (vt_initialize): Likewise. Initialize shared_hash_pool and
2143 empty_shared_hash, move bb in/out initialization afterwards.
2144 Use variable_htab_free instead of NULL as changed_variables del hook.
2145 (variable_was_changed): Change type of second argument to pointer to
2146 dataflow_set. When inserting var into changed_variables, bump
2147 refcount. Unshare set->vars if set is shared htab and slot needs to
2149 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2150 lookup if set->vars is shared. Unshare set->vars if needed.
2151 Even ->refcount == 1 vars must be unshared if set->vars is shared
2152 and var needs to be modified. Adjust variable_was_changed caller.
2153 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2154 vars must be unshared if set->vars is shared and var needs to be
2155 modified. Adjust variable_was_changed caller.
2156 (emit_note_insn_var_location): Don't pool_free var.
2157 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2159 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2160 free_alloc_pool on shared_hash_pool.
2162 2009-06-20 Anthony Green <green@moxielogic.com>
2164 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2165 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2167 2009-06-20 Richard Guenther <rguenther@suse.de>
2169 * tree-ssa-structalias.c (find_func_aliases): For memset use
2170 a constraint from NULL if we memset to zero.
2171 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2172 we explicitly handle that do not read from memory.
2173 (call_may_clobber_ref_p_1): Properly handle builtins that may
2176 2009-06-20 Richard Guenther <rguenther@suse.de>
2178 PR tree-optimization/40495
2179 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2180 (new_scalar_tmp_constraint_exp): New function.
2181 (process_constraint): Do not create temporary decls.
2182 (process_all_all_constraints): Likewise.
2183 (handle_const_call): Likewise.
2184 (create_function_info_for): Do not set decl.
2186 2009-06-19 Ian Lance Taylor <iant@google.com>
2188 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2189 (rs6000_attribute_table): Make static; move before use.
2191 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2193 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2194 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2195 Propagate the TREE_READONLY flag without overwriting it.
2196 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2197 Propagate the TREE_READONLY flag onto the result.
2198 (process_call_operands): Move around. Use correct constant value.
2200 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2203 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2204 * config/arm/arm.md: Likewise.
2206 2009-06-19 Ian Lance Taylor <iant@google.com>
2208 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2209 to GIMPLE_ERROR_MARK.
2211 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2212 op2_original_type parameters. Warn about using different enum types.
2213 * c-parser.c (c_parser_conditional_expression): Pass original
2214 types to build_conditional_expr.
2215 * c-tree.h (build_conditional_expr): Update declaration.
2217 2009-06-19 Ian Lance Taylor <iant@google.com>
2219 * config/i386/i386.c (ix86_function_specific_save): Test that
2220 fields match values, rather than testing the values are in a
2223 2009-06-19 Richard Guenther <rguenther@suse.de>
2225 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2227 (ptr_derefs_may_alias_p): Likewise.
2228 (ptr_deref_may_alias_ref_p_1): New function.
2229 (ptr_deref_may_alias_ref_p): Likewise.
2230 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2231 covered by looking at the ESCAPED solution.
2232 (call_may_clobber_ref_p_1): Likewise.
2233 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2234 Handle NULL_TREE offset. Do not produce redundant constraints.
2235 (process_all_all_constraints): New helper function.
2236 (do_structure_copy): Use it.
2237 (handle_lhs_call): Likewise.
2238 (find_func_aliases): Handle some builtins with pointer arguments
2239 and/or return values explicitly.
2241 2009-06-19 Ian Lance Taylor <iant@google.com>
2243 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2245 2009-06-19 Ian Lance Taylor <iant@google.com>
2247 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2249 2009-06-19 Ian Lance Taylor <iant@google.com>
2251 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2252 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2255 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2256 uninitialized const.
2258 2009-06-19 Ian Lance Taylor <iant@google.com>
2260 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2263 * c-decl.c (in_struct, struct_types): Remove.
2264 (struct c_binding): Add in_struct field.
2265 (c_binding_ptr): Define type, along with VEC.
2266 (struct c_struct_parse_info): Define.
2267 (struct_parse_info): New static variable.
2268 (bind): Initialize in_struct field.
2269 (start_struct): Remove enclosing_in_struct and
2270 enclosing_struct_types parameters. Add
2271 enclosing_struct_parse_info parameter. Change all callers. Set
2272 struct_parse_info rather than in_struct and struct_types.
2273 (grokfield): If -Wc++-compat and there is a symbol binding for the
2274 field name, set the in_struct flag and push it on the
2275 struct_parse_info->fields vector.
2276 (warn_cxx_compat_finish_struct): New static function.
2277 (finish_struct): Remove enclosing_in_struct and
2278 enclosing_struct_types parameters. Add
2279 enclosing_struct_parse_info parameter. Change all callers. Don't
2280 set C_TYPE_DEFINED_IN_STRUCT here. Call
2281 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2282 parameter. Only push on struct_types if warn_cxx_compat.
2283 (finish_enum): Only push on struct_types if warn_cxx_compat.
2284 (declspecs_add_type): Add loc parameter. Change all callers.
2285 Change all error calls to error_at. Pass loc, not input_location,
2286 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2287 defined in a struct. If -Wc++-compat and parsing a struct, record
2288 that a typedef name was used.
2289 * c-parser.c (c_parser_declspecs): Get location to pass to
2291 (c_parser_struct_or_union_specifier): Update calls to start_struct
2293 * c-tree.h (struct c_struct_parse_info): Declare.
2294 (finish_struct, start_struct): Update declarations.
2295 (declspecs_add_type): Update declaration.
2297 2009-06-19 Ian Lance Taylor <iant@google.com>
2299 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2300 variable with an anonymous type.
2302 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2304 * see.c: Remove for real.
2306 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2308 * optabs.h (enum optab_index): Add new OTI_significand.
2309 (significand_optab): Define corresponding macro.
2310 * optabs.c (init_optabs): Initialize significand_optab.
2311 * genopinit.c (optabs): Implement significand_optab using
2312 significand?f2 patterns.
2313 * builtins.c (expand_builtin_mathfn): Handle
2314 BUILT_IN_SIGNIFICAND{,F,L}.
2315 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2316 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2318 * config/i386/i386.md (significandxf2, significand<mode>2): New
2319 expanders to implement significandf, significand and significandl
2320 built-ins as inline x87 intrinsics.
2322 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2324 * config/avr/avr.c (avr_override_options): Remove setting value of
2325 PARAM_INLINE_CALL_COST.
2327 2009-06-18 Richard Henderson <rth@redhat.com>
2330 * tree-pass.h (TDF_ASMNAME): New.
2331 * tree-dump.c (dump_options): Add asmname.
2332 * doc/invoke.texi: Document it.
2334 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2335 (dump_decl_name): ...here.
2336 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2337 (dump_generic_node): Update dump_function_name calls.
2338 (print_call_name): New flags arg; update all dump calls.
2339 * diagnostic.h (print_call_name): Update.
2340 * gimple-pretty-print.c (dump_gimple_call): Update.
2342 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2345 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2347 2009-06-18 Diego Novillo <dnovillo@google.com>
2349 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2350 * plugin.c (str_license): Declare.
2351 (try_init_one_plugin): Assert that the symbol
2352 'plugin_is_GPL_compatible' exists.
2354 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2357 * Makefile.in (OBJS-common): Remove see.o.
2359 * common.opt (fsee): Mark as preserved for backward compatibility.
2360 * opts.c (common_handle_option): Add OPT_fsee to the backward
2361 compatibility section.
2362 * passes.c (init_optimization_passes, pass_see): Remove pass.
2363 * timevar.def (TV_SEE): Remove.
2364 * tree-pass.h (pass_see): Remove declaration.
2365 * doc/invoke.texi (-fsee): Remove documentation.
2367 2009-06-18 Martin Jambor <mjambor@suse.cz>
2369 * tree-sra.c: Include statistics.h
2370 (sra_stats): New variable.
2371 (sra_initialize): Clear sra_stats.
2372 (create_access_replacement): Increment sra_stats.replacements.
2373 (get_access_replacement): Do not return twice.
2374 (analyze_all_variable_accesses): Increment statistics counter by the
2375 number of scalarized aggregates.
2376 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2377 (sra_modify_expr): Increment sra_stats.exprs.
2378 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2379 (sra_modify_assign): Increment sra_stats.exprs,
2380 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2381 (perform_intra_sra): Update statistics counters.
2382 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2384 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2386 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2387 (arm_scalar_mode_supported_p): New function.
2389 2009-06-18 Paul Brook <paul@codesourcery.com>
2390 Sandra Loosemore <sandra@codesourcery.com>
2392 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2393 (__extendhfsf2, __truncsfhf2): Define.
2394 * config/arm/fp16.c: New file.
2395 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2396 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2398 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2400 * doc/extend.texi (Half-Precision): New section.
2401 * doc/invoke.texi (Option Summary): List -mfp16-format.
2402 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2403 * config/arm/arm.opt (mfp16-format=): New.
2404 * config/arm/arm.c: Include intl.h.
2405 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2406 (TARGET_INVALID_RETURN_TYPE): Redefine.
2407 (TARGET_PROMOTED_TYPE): Redefine.
2408 (TARGET_CONVERT_TO_TYPE): Redefine.
2409 (arm_fp16_format): Define.
2410 (all_fpus): Add entry for neon-fp16.
2411 (fp_model_for_fpu): Likewise.
2412 (struct fp16_format): Declare.
2413 (all_fp16_formats): Define.
2414 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2416 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2418 (arm_legitimate_index_p): Treat HFmode like HImode.
2419 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2420 (coproc_secondary_reload_class): Special-case HFmode.
2421 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2422 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2423 (arm_init_fp16_builtins): New.
2424 (arm_init_builtins): Call it.
2425 (arm_invalid_parameter_type): New.
2426 (arm_invalid_return_type): New.
2427 (arm_promoted_type): New.
2428 (arm_convert_to_type).
2429 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2431 (arm_emit_fp16_const): New function.
2432 (arm_mangle_type): Mangle __fp16 as "Dh".
2433 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2435 (TARGET_NEON_FP16): New.
2436 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2437 (enum fputype): Add FPUTYPE_NEON_FP16.
2438 (enum arm_fp16_format_type): Declare.
2439 (arm_fp16_format): Declare.
2440 (LARGEST_EXPONENT_IS_NORMAL): Define.
2441 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2442 * config/arm/arm-modes.def (HFmode): Define.
2443 * config/arm/vfp.md: (*movhf_vfp): New.
2446 * config/arm/arm.md: (fpu): Add neon_fp16.
2447 (floatsihf2, floatdihf2): New.
2448 (fix_trunchfsi2, fix_trunchfdi2): New.
2452 (*arm32_movhf): New.
2453 (*thumb1_movhf): New.
2454 (consttable_2): Add check for HFmode constants.
2455 (consttable_4): Handle HFmode constants.
2457 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2459 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2461 2009-06-17 Olivier Hainque <hainque@adacore.com>
2463 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2464 const char ** conversion in AIX specific section.
2466 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2468 * config/i386/i386.c (ix86_special_builtin_type): Remove
2469 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2470 (bdesc_special_args): Updated.
2471 (ix86_init_mmx_sse_builtins): Likewise.
2472 (ix86_expand_special_args_builtin): Likewise.
2474 2009-06-17 Richard Henderson <rth@redhat.com>
2476 * tree-pretty-print.c (maybe_dump_asm_name): New.
2477 (dump_decl_name): Use it.
2478 (PRINT_FUNCTION_NAME): Merge into...
2479 (dump_function_name): ... here. Use maybe_dump_asm_name.
2481 2009-06-17 Cary Coutant <ccoutant@google.com>
2483 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2485 * debug.c (struct gcc_debug_hooks): Change placeholder for
2487 (debug_nothing_int_charstar_int): Replaced by...
2488 (debug_nothing_int_charstar_int_bool): ...this.
2489 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2490 source_line prototype.
2491 (debug_nothing_int_charstar_int): Replaced by...
2492 (debug_nothing_int_charstar_int_bool): ...this.
2493 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2494 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2495 Output is_stmt operand when necessary.
2496 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2497 (notice_source_line): Add is_stmt parameter.
2498 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2499 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2501 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2502 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2504 2009-06-17 Ian Lance Taylor <iant@google.com>
2506 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2508 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2511 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2513 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2514 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2515 tree_strip_sign_nop_conversions and
2516 tree_ssa_strip_useless_type_conversions rather than stripping
2517 the operations here.
2518 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2520 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2521 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2522 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2523 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2526 2009-06-17 Michael Eager <eager@eagercon.com>
2528 * config/rs6000/constraints.md (register_constraint "d"): New.
2529 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2530 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2531 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2532 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2533 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2534 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2535 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2536 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2537 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2538 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2540 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2541 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2542 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2543 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2544 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2545 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2546 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2547 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2548 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2549 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2550 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2551 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2552 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2553 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2555 2009-06-16 Ian Lance Taylor <iant@google.com>
2557 * profile.c (total_num_never_executed): Don't define.
2558 (compute_branch_probabilities): Don't count or print
2560 (init_branch_prob): Don't set total_num_never_executed.
2561 (end_branch_prob): Don't print total_num_never_executed.
2563 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2565 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2567 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2569 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2570 (nabstd2_fpr): Same.
2572 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2574 * expr.c (expand_assignment): Change complex type check.
2576 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2578 * doc/plugins.texi (Building GCC plugins): Added new section.
2580 2009-06-17 Ian Lance Taylor <iant@google.com>
2582 * c-pch.c (get_ident): Don't set size of templ array.
2583 (pch_init): Don't set size of partial_pch array.
2585 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2586 string constant to intialize an array whose size is the length of
2589 2009-06-17 Richard Guenther <rguenther@suse.de>
2591 PR tree-optimization/40389
2592 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2593 to addressable types.
2594 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2596 2009-06-17 Richard Guenther <rguenther@suse.de>
2599 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2600 if there is no evolution of left in the loop bail out.
2601 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2602 chrec_fold_multiply.
2604 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2605 Janis Johnson <janis187@us.ibm.com>
2608 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2609 for the symbol ref of a constant that is the source of a move
2610 - nor for any other not-obvious-label-ref constants.
2612 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2614 * plugin.c (position_pass): Skip newly inserted pass during list
2615 traversal to avoid repeated insertion.
2617 2009-06-16 Ian Lance Taylor <iant@google.com>
2619 * vec.h (VEC_stack_alloc): Define different version if
2620 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2621 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2622 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2623 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2625 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2627 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2629 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2630 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2631 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2632 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2633 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2634 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2635 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2636 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2637 __builtin_ia32_rdtscp.
2638 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2639 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2640 and __builtin_ia32_rorhi.
2641 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2642 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2643 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2644 (ix86_expand_args_builtin): Likewise.
2645 (ix86_expand_special_args_builtin): Likewise.
2647 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2648 (UNSPECV_RDTSC): Likewise.
2649 (UNSPECV_RDPMC): Likewise.
2650 (*bsr): Renamed to ...
2652 (*bsr_rex64): Renamed to ...
2656 (*rdpmc_rex64): Likewise.
2659 (*rdtsc_rex64): Likewise.
2661 (*rdtscp): Likewise.
2662 (*rdtscp_rex64): Likewise.
2664 * config/i386/ia32intrin.h: New.
2666 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2668 2009-06-16 Ian Lance Taylor <iant@google.com>
2670 * ira-build.c (copy_info_to_removed_store_destinations):
2671 Initialize parent_a.
2673 2009-06-16 Ian Lance Taylor <iant@google.com>
2675 * c-decl.c (grokdeclarator): Change size_varies to bool.
2677 2009-06-16 Ian Lance Taylor <iant@google.com>
2679 * sel-sched.c: Make forward declarations of move_op_hooks and
2680 fur_hooks explicitly extern.
2682 2009-06-16 Ian Lance Taylor <iant@google.com>
2684 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2685 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2687 2009-06-16 Ian Lance Taylor <iant@google.com>
2689 * resource.c (mark_referenced_resources): Change
2690 include_delayed_effects parameter to bool. Change all callers.
2691 (mark_end_of_function_resources): Likewise.
2692 * reorg.c (insn_references_resource_p): Likewise.
2693 (insn_sets_resource_p): Likewise.
2694 * resource.h (mark_referenced_resources): Update declaration.
2695 (mark_end_of_function_resources): Update declaration.
2697 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2699 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2701 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2703 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2704 GCC can bootstrap on AIX with GNU Binutils 2.20.
2706 2009-06-16 Ian Lance Taylor <iant@google.com>
2708 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2710 2009-06-16 Ian Lance Taylor <iant@google.com>
2712 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2713 inline, not extern inline.
2714 (exact_log2): Likewise.
2715 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2717 (exact_log2): Likewise, but don't test CTZ_HWI.
2719 2009-06-16 Ian Lance Taylor <iant@google.com>
2721 * bitmap.c (bitmap_clear): Don't declare as inline.
2722 * gimple.c (gimplify_assign): Likewise.
2723 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2724 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2725 (sched_scan_info): Remove duplicate definition.
2727 2009-06-16 Ian Lance Taylor <iant@google.com>
2729 * c-common.c (skip_evaluation): Don't define.
2730 (c_inhibit_evaluation_warnings): Define global variable.
2731 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2732 than skip_evaluation.
2733 (convert_and_check, warn_for_div_by_zero): Likewise.
2734 * c-common.h (skip_evaluation): Don't declare.
2735 (c_inhibit_evaluation_warnings): Declare.
2736 * c-parser.c (c_parser_typeof_specifier): Set
2737 c_inhibit_evaluation_warnings rather than skip_evaluation.
2738 (c_parser_conditional_expression): Likewise.
2739 (c_parser_binary_expression): Likewise.
2740 (c_parser_sizeof_expression): Likewise.
2741 (c_parser_alignof_expression): Likewise.
2742 * c-typeck.c (build_indirect_ref): Check
2743 c_inhibit_evaluation_warnings rather than skip_evaluation.
2744 (build_conditional_expr, build_binary_op): Likewise.
2746 2009-06-16 Richard Guenther <rguenther@suse.de>
2748 * tree-ssa-alias.c (is_escape_site): Remove.
2749 * tree-ssa-alias.h (enum escape_type): Remove.
2750 (is_escape_site): Likewise.
2751 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2752 via casts and asms without deferring to is_escape_site.
2754 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2757 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2758 use gen_lowpart if op0 has complex mode.
2760 2009-06-16 Richard Guenther <rguenther@suse.de>
2762 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2763 variables add them to ESCAPED.
2764 (find_func_aliases): Do not make all indirectly stored values escaped.
2766 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2768 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2771 2009-06-16 Martin Jambor <mjambor@suse.cz>
2773 PR tree-optimization/40432
2774 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2775 check whether we need to force gimple register operand.
2777 2009-06-16 Martin Jambor <mjambor@suse.cz>
2779 PR tree-optimization/40413
2780 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2781 build_ref_for_offset.
2782 (propagate_subacesses_accross_link): Fix a typo in a comment.
2784 2009-06-16 Ira Rosen <irar@il.ibm.com>
2786 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2787 with additional parameter.
2788 * tree-vectorizer.h (enum vect_def_type): Add new value
2790 (enum vect_relevant): Add comments.
2791 (vect_is_simple_reduction): Add new argument.
2792 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2793 Detect nested cycles.
2794 (vect_is_simple_reduction): Update documentation, add an argument to
2795 distinguish inner-loop reduction from nested cycle, detect nested
2796 cycles, fix printings and indentation, don't swap operands in case
2798 (get_initial_def_for_reduction): Handle subtraction.
2799 (vect_create_epilog_for_reduction): Add new argument to specify
2801 (vect_finalize_reduction): Handle subtraction, fix comments.
2802 (vectorizable_reduction): Handle nested cycles. In case of nested
2803 cycle keep track of the reduction variable position. Call
2804 vect_is_simple_reduction with additional parameter. Use original
2805 statement code in reduction epilogue for nested cycle. Call
2806 vect_create_epilog_for_reduction with additional parameter.
2807 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2808 inner-loop vectorization.
2809 (vect_recog_widen_sum_pattern): Likewise.
2810 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2812 (vect_mark_stmts_to_be_vectorized): Likewise.
2813 (vect_get_vec_def_for_operand): Handle nested cycles.
2815 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2817 * doc/invoke.texi (Debugging Options): Fix option index entries
2818 for -fdump-statistics, -frandom-seed add entries for
2819 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2820 (FRV Options): Fix entries for -mTLS, -mtls.
2821 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2822 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2823 (M68hc1x Options): Fix @itemx for -mnominmax.
2824 (MCore Options): Fix entry for -mno-lsim.
2825 (MMIX Options): Fix entry for -mabi=mmixware.
2826 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2828 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2830 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2831 Mention the plugin mode of gengtype.
2832 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2833 * gengtype.c: Updated copyright.
2834 (plugin_files, nb_plugin_files) Added new static variables.
2835 (measure_input_list) Care about plugin_files.
2836 (write_rtx_next): Added early return in plugin mode.
2837 (create_file): Updated copyright year in generated file. Added
2839 (oprintf): Added early return if NULL outf.
2840 (get_output_file_with_visibility): Care of plugin_files.
2841 (get_output_file_name): May return null.
2842 (write_local): Added early return.
2843 (put_mangled_filename): Ditto.
2844 (finish_root_table): Added check for base_files.
2845 (write_roots): Care about null when plugins.
2846 (main): Added plugin mode.
2848 2009-06-15 Ian Lance Taylor <iant@google.com>
2850 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2851 * gcov.c (read_count_file): Add braces around variables declared
2854 * c.opt (Wjump-misses-init): New warning.
2855 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2856 -Wall and -Wc++-compat if not already set.
2857 (c_common_post_options): Clear warn_jump_misses_init if it was not
2859 * c-decl.c (struct c_binding): Change type field to a union with
2860 new label field. Make it the first field in the struct. Update
2861 references to type to use u.type instead.
2862 (struct c_spot_bindings): Define.
2863 (struct c_goto_bindings): Define.
2864 (c_goto_bindings_p): Define, along with VECs.
2865 (struct c_label_vars): Define.
2866 (struct c_scope): Add has_label_bindings field.
2867 (bind_label, set_spot_bindings): New static functions.
2868 (decl_jump_unsafe, update_spot_bindings): New static functions.
2869 (update_label_decls): New static function.
2870 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2871 Update binding u.label field to shadowed field.
2872 (c_binding_start_stmt_expr): New function.
2873 (c_binding_end_stmt_expr): New function.
2874 (pushdecl): Don't call c_begin_vm_scope.
2875 (make_label): Add defining and p_label_vars parameters. Change
2877 (lookup_label): Correct test for whether a label has not yet been
2878 defined. Call bind_label rather than bind.
2879 (warn_about_goto): New static function.
2880 (lookup_label_for_goto): New function.
2881 (declare_label): Call bind_label rather than bind.
2882 (check_earlier_gotos): New static function.
2883 (define_label): Don't give errors about jumping into statement
2884 expressions or scopes of variably modified types. Call
2885 set_spot_bindings and check_earlier_gotos. Call bind_label
2886 instead of bind. Don't set label_context_stack_se or
2887 label_context_stack_vm.
2888 (c_get_switch_bindings): New function.
2889 (c_release_switch_bindings): New function.
2890 (c_check_switch_jump_warnings): New function.
2891 (start_function): Don't set label_context_stack_se or
2892 label_context_stack_vm.
2893 (finish_function): Likewise.
2894 * c-typeck.c (label_context_stack_se): Don't define.
2895 (label_context_stack_vm): Don't define.
2896 (c_finish_goto_label): Call lookup_label_for_goto rather than
2897 lookup_label. Don't give errors about jumping into a statement
2898 expression or the scope of a variably modified type. Don't set
2899 label_context_stack_se or label_context_stack_vm.
2900 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2901 fields. Add bindings field.
2902 (c_start_case): Don't set deleted fields. Set bindings field.
2903 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2904 or blocked_vm. Call c_check_switch_jump_warnings.
2905 (c_finish_case): Don't test blocked_stmt_expr field. Call
2906 c_release_switch_bindings.
2907 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
2908 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2909 set label_context_stack_se. Call c_bindings_start_stmt_expr.
2910 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
2911 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2912 set label_context_stack_se. Call c_bindings_end_stmt_expr.
2913 (c_begin_vm_scope, c_end_vm_scope): Don't define.
2914 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
2915 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
2916 (C_DECL_UNJUMPABLE_VM): Don't define.
2917 (C_DECL_UNDEFINABLE_VM): Don't define.
2918 (struct c_label_list): Don't define.
2919 (struct c_label_context_se): Don't define.
2920 (struct c_label_context_vm): Don't define.
2921 (struct c_spot_bindings): Declare.
2922 (c_bindings_start_stmt_expr): Declare.
2923 (c_bindings_end_stmt_expr): Declare.
2924 (lookup_label_for_goto): Declare.
2925 (c_get_switch_bindings, c_release_switch_bindings): Declare.
2926 (c_check_switch_jump_warnings): Declare.
2927 (label_context_stack_se, label_context_stack_vm): Don't declare.
2928 (c_finish_goto_label): Update declaration.
2929 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
2930 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
2931 (Warning Options): Document -Wjump-misses-init.
2933 2009-06-15 Jakub Jelinek <jakub@redhat.com>
2935 * tree-object-size.c (addr_object_size): Fix a pasto in the last
2938 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2940 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
2942 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2944 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
2946 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2948 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
2950 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2952 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
2953 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
2954 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
2955 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
2956 * dwarf2asm.c (dw2_force_const_mem): Update call to
2958 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
2959 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
2960 * langhooks.c (lhd_comdat_group): Remove.
2961 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
2962 * tree.h (DECL_COMDAT_GROUP): New.
2963 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
2964 (tree_decl_with_vis): Add comdat_group. Remove one_only.
2965 (make_decl_one_only): Change signature.
2966 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
2968 (make_decl_one_only): Change signature.
2969 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
2971 2009-06-15 Richard Guenther <rguenther@suse.de>
2974 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
2976 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2978 * tree-ssa-math-opts.c: Remove extra divide.
2980 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2982 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
2984 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2986 * passes.c: Add bswap pass.
2987 * tree-pass.h: Add pass_optimize_bswap declaration.
2988 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
2989 Include rtl.h, expr.h and optabs.h for optab_handler check.
2990 (struct symbolic_number, pass_optimize_bswap): New definition.
2991 (do_shift_rotate, verify_symbolic_number_p): New functions.
2992 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
2993 (gate_optimize_bswap): New function.
2994 * tree.c (widest_int_cst_value): New function.
2995 * tree.h (widest_int_cst_value): Prototype added.
2997 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
2999 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3000 REG_EQUAL/REG_EQUIV notes.
3002 2009-06-14 Richard Guenther <rguenther@suse.de>
3005 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3006 has its address taken if NRV was applied and it is addressable.
3007 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3008 function split out from ...
3009 (get_constraint_for_1): ... here.
3010 (handle_rhs_call): Use it to mark the return slot escaped if
3011 it is addressable and NRV was applied.
3013 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3015 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3016 Change first argument type to location_t.
3017 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3018 Do not set input_location.
3019 Use loc instead of input_location throughout.
3021 2009-06-13 Richard Guenther <rguenther@suse.de>
3023 PR tree-optimization/40421
3024 * tree-predcom.c (should_unroll_loop_p): Remove.
3025 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3027 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3029 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3030 Add location argument.
3032 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3034 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3036 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3037 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3038 * config/spu/spu-protos.h: Add location to
3039 spu_resolve_overloaded_builtin.
3040 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3041 spu_build_builtin_va_list.
3042 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3043 argument. Pass location to build_function_call_vec.
3044 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3046 (emit_fpu_switch): Same.
3047 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3048 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3049 to build_decl and create_artificial_label.
3050 (xtensa_gimplify_va_arg_expr): Same.
3051 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3052 (xstormy16_gimplify_va_arg_expr): Same.
3053 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3054 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3055 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3056 (mips16_build_function_stub): Same.
3057 (mips16_build_call_stub): Same.
3059 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3062 * arm/constraints.md (Pa, Pb): New constraints.
3063 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3064 split pattern to deal with them.
3066 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3068 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3069 fix index entry for -Xpreprocessor.
3071 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3073 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3074 Add location argument to build_decl call.
3075 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3076 (rs6000_init_builtins): Same.
3077 (spe_init_builtins): Same.
3078 (rs6000_gimplify_va_arg): Add location argument to
3079 create_artificial_label call.
3081 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3083 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3084 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3085 * Makefile.in: Fix GGC dependency for gcse.o.
3087 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3089 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3090 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3091 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3093 * c-parser.c (c_parser_binary_expression): Use current column while
3094 building binary operations.
3095 * common.opt (fshow-column): Enable by default.
3096 * tree-vrp.c (check_array_ref): Use warning_at.
3097 (check_array_bounds): Use location from call back if expr has no
3099 * tree.h: Add location argument to maybe_fold_*.
3100 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3101 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3102 (maybe_fold_offset_to_component_ref): Same.
3103 (maybe_fold_offset_to_reference): Same.
3104 (maybe_fold_offset_to_address): Same.
3105 (maybe_fold_stmt_indirect): Same.
3106 (maybe_fold_stmt_addition): Same.
3107 (fold_stmt_r): Pass location to maybe_fold_*.
3108 (fold_gimple_assign): Same.
3109 * c-tree.h: Add location argument to finish_decl,
3110 default_function_array_conversion, store_init_value.
3111 * c-decl.c (define_label): Use error_at.
3112 (c_make_fname_decl): Pass location to finish_decl.
3113 (finish_decl): New location argument.
3114 (build_compound_literal): Pass location to store_init_value.
3115 (grokdeclarator): Pass location to finish_decl.
3117 * c-typeck.c (array_to_pointer_conversion): New location argument.
3118 (function_to_pointer_conversion): Same.
3119 (default_function_array_conversion): Same.
3120 (parser_build_unary_op): Pass location to overflow_warning.
3121 (parser_build_binary_op): Same. Use warning_at.
3122 (build_unary_op): Pass location to array_to_pointer_conversion.
3123 (build_c_cast): Pass location to digest_init.
3124 (build_modify_expr): New location argument.
3125 (convert_for_assignment): Same.
3126 (store_init_value): Same.
3127 (digest_init): Same.
3128 (output_init_element): Pass location to digest_init and
3129 array_to_pointer_conversion.
3130 (c_finish_return): Pass location to convert_for_assignment.
3131 * gimplify.c (gimplify_conversion): Pass location to
3132 maybe_fold_offset_to_address.
3133 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3134 to maybe_fold_stmt_addition.
3135 * c-omp.c (c_finish_omp_atomic): Pass new location to
3137 (c_finish_omp_for): Same.
3138 * c-common.c (overflow_warning): New argument.
3139 * c-common.h: New argument to build_modify_expr, overflow_warning.
3140 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3142 (c_parser_initializer): Pass location to
3143 default_function_array_conversion.
3144 (c_parser_initelt): Same.
3145 (c_parser_initval): Same.
3146 (c_parser_asm_operands): Same.
3147 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3148 (c_parser_conditional_expression): Same.
3149 (c_parser_binary_expression): Add location info to stack. Use it.
3150 (c_parser_unary_expression): Pass location to
3151 default_function_array_conversion, parser_build_unary_op,
3152 build_indirect_ref, c_parser_postfix_expression_after_primary.
3153 (c_parser_postfix_expression_after_primary): New location argument.
3155 (c_parser_expression_conv): Pass location to
3156 default_function_array_conversion.
3157 (c_parser_expr_list): Same.
3158 (c_parser_omp_atomic): Same.
3159 (c_parser_omp_for_loop): Same.
3160 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3161 (build_array_declarator): New argument.
3162 * c-decl.c (build_array_declarator): Add location argument.
3163 (grokdeclarator): Set id_loc for cdk_array.
3164 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3165 build_array_declarator.
3166 * tree.c (build_omp_clause): Add location argument.
3167 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3168 (OMP_CLAUSE_LOCATION): New macro.
3169 (struct tree_omp_clause): Add location field.
3170 (build_omp_clause): Add argument.
3171 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3172 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3174 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3175 (cp_parser_omp_clause_collapse): Same.
3176 (cp_parser_omp_clause_default): Same.
3177 (cp_parser_omp_clause_if): Same.
3178 (cp_parser_omp_clause_nowait): Same.
3179 (cp_parser_omp_clause_num_threads): Same.
3180 (cp_parser_omp_clause_ordered): Same.
3181 (cp_parser_omp_clause_schedule): Same.
3182 (cp_parser_omp_clause_untied): Same.
3183 (cp_parser_omp_for_loop): Same.
3184 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3185 * c-tree.h (c_start_case): Add location argument.
3186 (c_process_expr_stmt): Same.
3187 (c_finish_goto_*): Same.
3188 * tree-parloops.c (initialize_reductions): Pass location to
3190 (create_parallel_loop): Same.
3191 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3192 (gfc_trans_omp_reduction_list): Same.
3193 (gfc_trans_omp_clauses): Same.
3194 (gfc_trans_omp_do): Same.
3195 * c-typeck.c (c_finish_goto_label): Same.
3196 (c_finish_goto_ptr): New location argument.
3197 (c_start_case): Same.
3198 (emit_side_effect_warnings): Same.
3199 (c_process_expr_stmt): Same.
3200 (c_finish_stmt_expr): Same.
3201 (c_finish_omp_clauses): Use error_at instead of error.
3202 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3204 * c-omp.c (c_split_parallel_clauses): New location argument.
3205 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3206 to build_omp_clause.
3207 (convert_local_reference_stmt): Same.
3208 (convert_gimple_call): Same.
3209 * c-common.h (c_split_parallel_clauses): New argument.
3210 * c-parser.c (c_parser_statement_after_labels): Pass location to
3211 c_finish_goto_label.
3212 (c_parser_switch_statement): Pass location to c_start_case.
3213 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3214 and c_process_expr_stmt.
3215 (c_parser_omp_variable_list): Add location argument.
3216 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3217 (c_parser_omp_clause_default): Same.
3218 (c_parser_omp_clause_if): Same.
3219 (c_parser_omp_clause_num_threads): Same.
3220 (-c_parser_omp_clause_ordered): Same.
3221 (c_parser_omp_clause_reduction): Pass location to
3222 c_parser_omp_variable_list.
3223 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3224 (c_parser_omp_clause_untied): Same.
3225 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3226 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3228 * c-tree.h (check_for_loop_decls, undeclared_variable,
3229 build_component_ref, build_array_ref, build_external_ref,
3230 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3231 build_conditional_expr, build_compound_expr, c_cast_expr,
3232 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3233 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3235 * c-semantics.c (build_stmt): Same.
3236 (build_case_label): Same.
3237 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3238 (undeclared_variable): New argument.
3240 (lookup_label): Pass location on down.
3241 (define_label): Same.
3242 (finish_decl): Same.
3243 (build_compound_literal): Same.
3244 (finish_struct): Same.
3245 (finish_function): Do not set location here.
3246 (check_for_loop_decls): New argument.
3247 * tree.c (save_expr): Set location.
3248 (build_empty_stmt): New argument.
3249 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3250 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3251 * builtins.c (gimplify_va_arg_expr): Use locations.
3252 (expand_builtin_sync_operation): Same.
3253 * c-typeck.c (build_component_ref): New argument.
3254 (build_array_ref): Same.
3255 (build_external_ref): Same.
3256 (c_expr_sizeof_expr): Same.
3257 (c_expr_sizeof_type): Same.
3258 (parser_build_unary_op): Same.
3259 (build_conditional_expr): Same.
3260 (build_compound_expr): Pass location on down.
3261 (build_compound_expr): New argument.
3262 (build_c_cast): Same.
3263 (c_cast_expr): Same.
3264 (build_asm_expr): Same.
3265 (c_finish_return): Same.
3266 (c_process_expr_stmt): Pass location on down.
3267 (c_finish_stmt_expr): New argument.
3268 (push_clenaup): Same.
3269 (c_finish_omp_parallel): Same.
3270 (c_finish_omp_task): Same.
3271 * gimplify.c (gimplify_call_expr): Pass location on down.
3272 * c-omp.c (c_finish_omp_master): New argument.
3273 (c_finish_omp_critical): Same.
3274 (c_finish_omp_ordered): Same.
3275 (c_finish_omp_barrier): Same.
3276 (-c_finish_omp_taskwait): Same.
3277 (c_finish_omp_atomic): Same.
3278 (c_finish_omp_flush): Same.
3279 * tree-inline.c (copy_tree_body_r): Pass location on down.
3280 (inline_forbidden_p): Remove use of input_location.
3281 * c-gimplify.c (c_build_bind_expr): New argument.
3282 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3283 (c_sizeof_or_alignof_type): New argument.
3284 (c_alignof_expr): Same.
3285 (build_va_arg): Same.
3286 (c_add_case_label): Same.
3287 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3288 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3289 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3290 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3291 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3292 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3294 * stub-objc.c (objc_build_selector_expr): Same.
3295 (objc_build_throw_stmt): Same.
3296 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3297 (c_parser_initelt): Same.
3298 (c_parser_compound_statement): Same.
3299 (c_parser_compound_statement_nostart): Same.
3300 (c_parser_label): Same.
3301 (c_parser_statement_after_labels): Same.
3302 (c_parser_if_body): Same.
3303 (c_parser_else_body): Same.
3304 (c_parser_if_statement): Same.
3305 (c_parser_switch_statement): Same.
3306 (c_parser_while_statement): Same.
3307 (c_parser_do_statement): Same.
3308 (c_parser_for_statement): Same.
3309 (c_parser_asm_statement): Same.
3310 (c_parser_conditional_expression): Same.
3311 (c_parser_binary_expression): Same.
3312 (c_parser_cast_expression): Same.
3313 (c_parser_unary_expression): Same.
3314 (c_parser_sizeof_expression): Same.
3315 (c_parser_alignof_expression): Same.
3316 (c_parser_postfix_expression): Same.
3317 (c_parser_expression): Same.
3318 (c_parser_objc_receiver): Same.
3319 (c_parser_omp_variable_list): Same.
3320 (c_parser_omp_structured_block): Same.
3321 (c_parser_omp_atomic): New argument.
3322 (c_parser_omp_barrier): Same.
3323 (c_parser_omp_critical): Same.
3324 (c_parser_omp_flush): Pass location on down.
3325 (c_parser_omp_for_loop): New argument.
3326 (c_parser_omp_for): Same.
3327 (c_parser_omp_master): Same.
3328 (c_parser_omp_ordered): Same.
3329 (c_parser_omp_sections_scope): Same.
3330 (c_parser_omp_sections): Same.
3331 (c_parser_omp_parallel): Same.
3332 (c_parser_omp_single): Same.
3333 (c_parser_omp_task): Same.
3334 (c_parser_omp_taskwait): Pass location on down.
3335 (c_parser_omp_construct): Same.
3336 (c_parser_omp_threadprivate): Same.
3337 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3338 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3339 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3340 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3341 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3342 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3343 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3344 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3345 config/i386/i386.c, stmt.c:
3346 Add location argument to the following function definitions and/or
3347 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3348 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3349 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3350 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3351 do_case, c_finish_bc_stmt, build_compound_literal,
3352 build_function_call.
3353 * c-decl.c (build_compound_literal): Add location argument.
3354 Make all diagnostic calls use location.
3355 (start_struct): Same.
3356 (finish_struct): Same.
3358 (build_enumerator): Same.
3359 (start_function): Same.
3360 (grokdeclarator): Make all diagnostic calls use location.
3361 (store_parm_decls_oldstyle): Same.
3362 * c-typeck.c (build_function_call): Add location argument.
3363 Make all diagnostic calls use location.
3365 (c_finish_bc_stmt): Same.
3366 * tree-nested.c (get_trampoline_type): Add argument.
3367 Pass location to build_decl.
3368 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3369 * rtl.h (RTL_LOCATION): New.
3370 * c-common.c (c_add_case_label): Add location argument.
3371 Make all diagnostic calls use location.
3372 * c-common.h: Add location argument to make_fname_decl, do_case,
3373 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3374 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3375 Set it appropriately for every case. Pass enum_loc to start_enum
3376 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3378 (c_parser_struct_or_union_specifier): Save location. Use it for
3379 start_struct, finish_struct, and parser_xref_tag.
3381 2009-06-12 Ian Lance Taylor <iant@google.com>
3383 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3385 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3386 cpp_opts->warn_cxx_operator_names.
3388 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3391 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3392 is returns NULL and OP is a VCE, look through the VCE.
3394 2009-06-12 Ian Lance Taylor <iant@google.com>
3397 * collect2.c (main): Use CONST_CAST2 in code inside #if
3398 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3400 2009-06-12 Joey Ye <joey.ye@intel.com>
3403 * cfgexpand.c (get_decl_align_unit): Update
3404 max_used_stack_slot_alignment with align instead of
3405 stack_alignment_needed.
3407 * function.c (assign_stack_local_1): Update
3408 max_used_stack_slot_alignment with alignment_in_bits instead
3409 of stack_alignment_needed.
3410 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3413 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3415 * dwarf2out.c (last_var_location_insn): New variable.
3416 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3417 (dwarf2out_var_location): Don't record anything after last real
3418 insn. Only change labels if there were any real instructions
3419 in between last note and this one, or if changed sections.
3421 2009-06-11 Richard Henderson <rth@redhat.com>
3423 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3424 note when storing the frame pointer in a register.
3425 (FRP): Don't redefine to nothing for epilogue.
3426 (alpha_expand_epilogue): Mark register and sp restores.
3427 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3429 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3430 when gen_lowpart is needed.
3432 2009-06-11 Richard Henderson <rth@redhat.com>
3434 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3436 * dwarf2out.c (need_data_align_sf_opcode): New.
3437 (div_data_align): Move earlier.
3438 (def_cfa_1, reg_save): Use it.
3440 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3442 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3443 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3444 (ix86_handle_option): Handle OPT_mcrc32.
3445 (ix86_target_string): Add -mcrc32.
3446 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3448 * config/i386/i386.h (TARGET_CRC32): New.
3450 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3451 (sse4_2_crc32di): Likewise.
3453 * config/i386/i386.opt (mcrc32): New.
3455 * doc/invoke.texi: Document -mcrc32.
3457 2009-06-11 Richard Henderson <rth@redhat.com>
3459 * common.opt (gdwarf-): Accept a version number.
3460 * doc/invoke.texi (gdwarf-): Update docs.
3461 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3462 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3463 version level, and record it.
3465 * dwarf2.h (DW_CIE_VERSION): Remove.
3466 * dwarf2out.c (DWARF_VERSION): Remove.
3467 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3468 (output_call_frame_info): Use CIE version 3 for dwarf3,
3469 or if the return register column is out of range for version 1.
3470 (dwarf_stack_op_name): Add all dwarf3 values.
3471 (DEBUG_PUBTYPES_SECTION): New.
3472 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3473 encoding change for dwarf3.
3474 (output_die) [dw_val_class_die_ref]: Likewise.
3475 (output_compilation_unit_header): Emit correct version for dwarf3.
3476 (output_line_info): Likewise.
3477 (output_pubnames): Update for DWARF_VERSION removal.
3478 (output_aranges): Likewise.
3479 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3480 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3481 (dwarf2out_finish): Likewise.
3483 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3485 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3488 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3491 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3492 * builtins.c (expand_builtin_unreachable): New function.
3493 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3494 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3495 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3497 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3498 searching for missing barriers.
3500 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3502 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3503 when -fprofile-generate* was passed.
3504 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3506 2009-06-11 Anthony Green <green@moxielogic.com>
3508 * config/moxie/moxie.md: Define length attribute for all instructions.
3510 (*b<cond:code>): Support limited branch ranges for new PC-relative
3511 branch instructions.
3512 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3514 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3516 * config/i386/i386.c (min_insn_size): Use get_attr_length
3517 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3520 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3521 instead of emit_insn_before.
3523 2009-06-10 Ian Lance Taylor <iant@google.com>
3526 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3529 2009-06-10 Revital Eres <eres@il.ibm.com>
3531 * passes.c (init_optimization_passes): Reschedule
3532 predictive-commoning pass before complete unroll pass.
3534 2009-06-10 Martin Jambor <mjambor@suse.cz>
3536 * cgraph.c (cgraph_node_can_be_local_p): New function.
3537 (cgraph_make_node_local): New function.
3538 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3539 (cgraph_make_node_local): Declare.
3541 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3543 * tree.h (tree_base): Add packed_flag and user_align fields.
3544 Decrease size of spare field.
3545 (TYPE_USER_ALIGN): Use user_align from tree_base.
3546 (DECL_USER_ALIGN): Likewise.
3547 (TYPE_PACKED): Use packed_flag from tree_base.
3548 (DECL_PACKED): Likewise.
3549 (tree_type): Delete packed_flag and user_align fields. Widen
3550 precision field. Widen mode field and shuffle fields to align
3551 mode on an 8-bit boundary.
3552 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3553 Renumber decl_flag_* fields. Fix comments. Widen
3554 decl_common_unused field.
3555 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3556 (DECL_EXTERNAL): Likewise.
3557 (DECL_BIT_FIELD): Likewise.
3558 (DECL_NONADDRESSABLE_P): Likewise.
3559 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3560 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3562 2009-06-10 Ian Lance Taylor <iant@google.com>
3564 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3565 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3566 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3567 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3568 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3569 DEF_VEC_ALLOC_FUNC_P.
3570 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3571 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3572 DEF_VEC_ALLOC_FUNC_O.
3573 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3574 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3575 DEF_VEC_ALLOC_FUNC_I.
3576 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3577 (vec_stack_p_reserve_exact_1): Declare.
3578 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3579 (vec_stack_free): Declare.
3580 (VEC_stack_alloc): Define.
3581 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3582 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3583 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3584 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3586 (stack_vecs): New static variable.
3587 (vec_stack_p_reserve_exact_1): New function.
3588 (vec_stack_o_reserve_1): New static function.
3589 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3590 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3591 (vec_stack_free): New function.
3592 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3593 (VEC_df_ref_stack_alloc): Define.
3594 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3595 DEF_VEC_ALLOC_P_STACK.
3596 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3597 (struct df_collection_rec): Change _vec fields to VEC. Remove
3599 (df_free_collection_rec): Adjust for new fields.
3600 (df_insn_rescan): Use new df_collection_rec fields.
3601 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3602 (df_ref_create_structure, df_ref_record): Likewise.
3603 (df_get_conditional_uses, df_get_call_refs): Likewise.
3604 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3605 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3606 (df_record_exit_block_uses, df_bb_verify): Likewise.
3607 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3608 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3609 Remove count parameter. Change return type to void. Change all
3611 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3612 Remove count parameter. Change return type to void. Change all
3614 (df_install_refs): Change old_vec parameter to VEC. Remove count
3615 parameter. Change all callers.
3616 (df_install_mws): Change old_vec parameter to VEC. Remove count
3617 parameter. Change all callers.
3618 (df_refs_verify): Change new_rec parameter to VEC. Change call
3620 (df_mws_verify): Likewise.
3622 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3624 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3626 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3628 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3630 2009-06-10 Anthony Green <green@moxielogic.com>
3632 * config/moxie/crti.asm: New file.
3633 * config/moxie/crtn.asm: New file.
3634 * config/moxie/moxie.c: New file.
3635 * config/moxie/moxie.h: New file.
3636 * config/moxie/sfp-machine.h: New file.
3637 * config/moxie/moxie-protos.h: New file.
3638 * config/moxie/t-moxie: Created.
3639 * config/moxie/t-moxie-softfp: Created.
3640 * config/moxie/moxie.md: Created.
3641 * config/moxie/constraints.md: Created.
3642 * config.gcc: Add moxie support.
3643 * doc/md.texi (Machine Constraints): Add moxie constraints.
3644 * doc/contrib.texi (Contributors): Mention moxie port.
3645 * doc/install.texi (Specific): Mention the moxie port.
3647 2009-06-09 Ian Lance Taylor <iant@google.com>
3649 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3651 * optabs.c (optab_table): Only use designated initializers if
3652 HAVE_DESIGNATED_INITIALIZERS is defined.
3653 (convert_optab_table): Likewise.
3654 (init_optabs): Always call init_insn_codes if
3655 HAVE_DESIGNATED_INITIALIZERS is not defined.
3657 2009-06-09 Ian Lance Taylor <iant@google.com>
3659 * targhooks.c (default_builtin_vectorized_function): Change fn
3660 parameter to unsigned int.
3661 (default_builtin_vectorized_conversion): Change code parameter to
3663 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3664 * targhooks.h: Update declarations.
3665 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3666 parameter to unsigned int.
3668 * c-typeck.c (comptypes_check_enum_int): New static function.
3669 (comptypes_internal): Add enum_and_int_p parameter. Change all
3671 (comp_target_types): Add location parameter. Change all callers.
3672 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3674 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3675 (build_conditional_expr): Add colon_loc parameter. Change all
3677 (convert_for_assignment): Add location parameter. Change all callers.
3678 * c-parser.c (c_parser_conditional_expression): Pass location of
3679 colon to build_conditional_expr.
3680 * c-tree.h (build_conditional_expr): Update declaration.
3682 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3684 * graphite.c: Revert previous patch.
3686 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3689 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3691 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3693 * tree-ssa-loop-prefetch.c
3694 (loop_prefetch_arrays): Fixed a portability problem in printf format
3697 2009-06-09 Martin Jambor <mjambor@suse.cz>
3699 PR tree-optimization/40351
3700 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3701 refrence to a potential artifical subaccess can be constructed.
3703 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3705 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3706 (sh_override_options): Likewise.
3707 * config/sh/sh.c: Include params.h.
3708 (sh_optimization_options): New.
3709 (sh_override_options): Likewise.
3710 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3711 (OVERRIDE_OPTIONS): Use sh_override_options.
3713 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3715 * dwarf2out.c (emit_cfa_remember): New variable.
3716 (add_fde_cfi): If emit_cfa_remember, recurse to add
3717 DW_CFA_remember_state first.
3718 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3719 instead just set emit_cfa_remember.
3721 2009-06-08 Jan Hubicka <jh@suse.cz>
3724 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3726 2009-06-08 Jan Hubicka <jh@suse.cz>
3729 * cgraphunit.c (save_inline_function_body): Do not copy transform
3730 hooks for saved inline bodies.
3731 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3734 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3736 * jump.c (returnjump_p): Handle delayed branches. Add missing
3739 2009-06-08 Jan Hubicka <jh@suse.cz>
3742 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3743 original node might've been modified.
3744 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3746 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3748 * tree-object-size.c (addr_object_size): Add OSI argument.
3749 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3750 (compute_builtin_object_size, expr_object_size): Adjust callers.
3751 (plus_stmt_object_size): Call addr_object_size instead of
3752 compute_builtin_object_size.
3754 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3755 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3757 * tree-ssa-loop-prefetch.c
3758 (gather_memory_references): Introduced a counter for the number of
3760 (anything_to_prefetch_p): Introduced a counter for the number of
3762 (is_loop_prefetching_profitable): New function with a cost model
3764 (loop_prefetch_arrays): Use the new cost model to determine if
3765 prefetching is profitable.
3766 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3767 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3768 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3769 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3770 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3771 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3773 2009-06-08 Michael Matz <matz@suse.de>
3776 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3777 partitions use the same.
3778 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3779 for basevars of SSA_NAMEs.
3780 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3781 to not expand them twice.
3782 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3785 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3787 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3788 (fdump-final-insns=, gtoggle): New.
3789 * doc/invoke.texi: Document them.
3790 * final.c (rest_of_clean_state): Dump final insn stream.
3791 * gcc.c (invoke_as): Hook in -fcompare-debug.
3792 (static_spec_functions): Add compare-debug-dump-opt,
3793 compare-debug-self-opt and compare-debug-auxbase-opt.
3794 (compare_debug, compare_debug_second, compare_debug_opt): New.
3795 (switches_debug_check, n_switches_debug_check): New.
3796 (debug_auxbase_opt, debug_check_temp_file): New.
3797 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3799 (do_self_spec): Handle arguments after switches.
3800 (do_spec_1): Add .gk extension to temp file basenames for compare.
3801 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3802 (cc1_options): Use it instead of normal auxbase computation for
3803 the second compare-debug compilation.
3804 (compare_files): New.
3805 (main): Set up and implement compare debug mode.
3806 (compare_debug_dump_opt_spec_function): New.
3807 (compare_debug_self_opt_spec_function): New.
3808 (compare_debug_auxbase_opt_spec_function): New.
3809 * toplev.c (process_options): Handle flag_gtoggle,
3810 flag_dump_final_insns.
3811 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3812 during -fcompare-debug-second compilation.
3814 2009-06-07 Ian Lance Taylor <iant@google.com>
3816 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3817 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3819 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3820 with no default node. Change warning with %H to warning_at.
3821 Don't clear warn_switch around case checking.
3822 * doc/invoke.texi (Warning Options): Clarify distinction between
3823 -Wswitch and -Wswitch-enum.
3825 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3827 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3829 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3831 * gbl-ctors.h: Add header guard.
3833 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3835 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3836 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3837 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3838 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3839 prototypes for removed functions.
3840 (expressions_equal_p): Move to ...
3841 * tree-ssa-sccvn.h: ... here and ...
3842 * matrix-reorg.c: ... adjust includes.
3844 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3846 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3848 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3850 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3851 (finish_function): Remove erroneous whitespace.
3853 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3855 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3856 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3858 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3860 * errors.c (internal_error): Commentary typo fix.
3861 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3862 * tree-ssa-pre.c: Ditto.
3864 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3866 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3867 them is supposed to hold actual statements.
3869 2009-06-06 Ian Lance Taylor <iant@google.com>
3871 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3872 empty statements can now have attributes.
3874 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3876 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3877 * config/mips/mips.md: Ditto.
3879 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3881 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3883 (__eabi_uconvert): Likewise.
3885 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3887 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3888 CFI_* definitions with IN_GCC.
3890 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3892 * xcoffout.h (xcoffout_source_line): Update prototype.
3894 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3896 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3897 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3899 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3902 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3903 inlined_function_outer_scope_p blocks for artificial inlines
3905 * tree.c (tree_nonartificial_location): Rewrite using
3906 block_nonartificial_location.
3908 2009-06-05 Revital Eres <eres@il.ibm.com>
3909 Leehod Baruch <leehod@il.ibm.com>
3911 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
3912 (expand_expr_real_1): Remove comment.
3913 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3914 Vectorize misaligned access when the target supports it.
3915 (vect_supportable_dr_alignment): Check for unaligned access support.
3916 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
3919 2009-06-05 Julian Brown <julian@codesourcery.com>
3921 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
3922 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
3924 2009-06-05 Richard Guenther <rguenther@suse.de>
3927 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
3930 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3932 * config/s390/s390.c (global_not_special_regno_p): New static inline.
3933 (save_gprs): Don't tell unwinder when a global register is saved.
3934 (s390_emit_epilogue): Emit needed epilogue unwind info.
3936 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3938 * dwarf2out.c (deferred_asm_name): New.
3939 (add_name_and_src_coords_attributes): Defer creation of
3940 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
3942 (move_linkage_attr): New.
3943 (dwarf2out_finish): Revisit deferrals and emit attributes at the
3946 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3948 * tree-nested.c (finalize_nesting_tree_1): Declare the
3949 frame_decl in the binding tree.
3951 2009-06-04 Cary Coutant <ccoutant@google.com>
3953 * basic-block.h (struct basic_block_def): Add discriminator field.
3954 * dbxout.c (dbxout_source_line): Add new parameter. Change all
3956 * debug.c (do_nothing_debug_hooks): Add additional entry.
3957 (debug_nothing_int_charstar_int): New function.
3958 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
3959 (debug_nothing_int_charstar_int): New declaration.
3960 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
3961 discriminator value in .loc directive.
3962 * final.c (last_discriminator): New variable.
3963 (discriminator): New variable.
3964 (final_start_function): Initialize above variables, pass current
3965 discriminator to debug hook.
3966 (notice_source_line): Check for discriminator change.
3967 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
3968 * sdbout.c (sdbout_source_line): New parameter.
3969 * tree-cfg.c (struct locus_discrim_map): New structure type.
3970 (discriminator_per_locus): New hash table.
3971 (build_gimple_cfg): Allocate and free discriminator hash table.
3972 (make_edges): Call assign_discriminator.
3973 (locus_map_hash): New function.
3974 (locus_map_eq): New function.
3975 (next_discriminator_for_locus): New function.
3976 (same_line_p): New function.
3977 (assign_discriminator): New function.
3978 (make_cond_expr_edges): Call assign_discriminator.
3979 (make_gimple_switch_edges): Likewise.
3980 (first_non_label_stmt): New function.
3981 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
3983 * xcoffout.c (xcoffout_source_line): Add new parameter.
3985 * configure.ac (gcc_cv_as_discriminator): New configury check for
3986 gas support for discriminator.
3987 * configure: Regenerate.
3988 * config.in: Regenerate.
3990 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3992 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
3993 val after checking for integers.
3995 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
3997 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
3999 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4000 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4001 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4002 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4003 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4004 X64_SSE_REGPARM_MAX.
4005 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4006 X64_SSE_REGPARM_MAX.
4008 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4010 * gcc.c (report_times_to_file): New.
4011 (execute): Implement it.
4012 (process_command): Support -time=.
4013 * doc/invoke.texi: Document it.
4015 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4017 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4018 that have value exprs.
4020 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4022 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4023 declarations for constants until...
4024 (dw2_output_indirect_constant_1): ... this point.
4026 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4029 * arm.md (arm_addsi3): Don't try to split an add with an
4030 eliminable register until after reload has completed.
4032 2009-06-03 Ian Lance Taylor <iant@google.com>
4034 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4035 * genattrtab.c (write_length_unit_log): Likewise.
4036 * genchecksum.c (dosum): Likewise.
4037 * gengtype.c (write_rtx_next): Likewise.
4038 (finish_root_table, write_roots): Likewise.
4039 * gimple.c (gimple_ops_offset_): Likewise.
4040 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4041 * config/arc/arc.c (arc_attribute_table): Likewise.
4042 * config/arm/arm.c (arm_attribute_table): Likewise.
4043 * config/avr/avr.c (avr_attribute_table): Likewise.
4044 * config/crx/crx.c (crx_attribute_table): Likewise.
4045 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4046 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4047 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4048 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4049 * config/sh/sh.c (sh_attribute_table): Likewise.
4050 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4051 * config/spu/spu.c (spu_attribute_table): Likewise.
4052 * config/v850/v850.c (v850_attribute_table): Likewise.
4054 * config/alpha/alpha.c (vms_attribute_table): Make static.
4055 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4056 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4057 * config/mips/mips.c (mips_attribute_table): Likewise.
4059 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4061 (cc1-checksum.o): Likewise.
4063 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4065 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4067 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4069 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4070 insn if it is changing sp. Use gen_add3_insn instead of
4071 conditionally gen_addsi3 and gen_adddi3.
4072 (offset_below_red_zone_p): New static inline function.
4073 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4074 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4075 * config/rs6000/ppc-asm.h: Include auto-host.h.
4076 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4077 CFI_RESTORE): Define.
4078 * config/rs6000/crtresxgpr.asm: Add unwind info.
4079 * config/rs6000/crtresxfpr.asm: Likewise.
4080 * config/rs6000/crtresgpr.asm: Likewise.
4081 * config/rs6000/crtresfpr.asm: Likewise.
4082 * config/rs6000/crtsavgpr.asm: Likewise.
4083 * config/rs6000/crtsavfpr.asm: Likewise.
4085 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4086 argument of DWARF2_FRAME_REG_OUT macros.
4088 2009-06-03 Julian Brown <julian@codesourcery.com>
4090 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4091 words or less (including TImode) in core registers.
4093 2009-06-03 Richard Guenther <rguenther@suse.de>
4096 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4098 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4100 * statistics.c (statistics_counter_event): Do not record event
4101 in pass dump if its number == -1.
4102 (curr_statistics_hash): Add assert that we never get passes
4103 with static number == -1.
4105 2009-06-03 Richard Guenther <rguenther@suse.de>
4106 Andrey Belevantsev <abel@ispras.ru>
4108 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4109 non-BLKmode arrays addressable.
4111 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4113 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4114 * config/m68k/m68k.h: ... here.
4115 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4118 2009-06-03 Martin Jambor <mjambor@suse.cz>
4120 PR tree-optimization/40323
4121 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4124 2009-06-03 Richard Guenther <rguenther@suse.de>
4126 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4129 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4131 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4132 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4133 JUMP_TABLE_DATA_P where applicable.
4134 * config/sh/sh.c: Ditto.
4135 * config/sh/sh.h: Ditto.
4136 * config/sh/sh.md: Ditto.
4137 * config/sh/symbian.c: Ditto.
4139 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4141 * config/i386/driver-i386.c (describe_cache): Optimize
4142 concatenation of strings. Use snprintf instead of sprintf.
4143 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4144 target when not compiling with GCC.
4146 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4148 * config/sh/sh.c: Revert last change.
4149 (sh_expand_epilogue): Emit a blockage insn before the frame
4150 pointer adjustment unconditionally.
4152 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4154 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4155 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4156 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4157 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4158 to COLLECT_GCC_OPTIONS.
4160 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4162 * collect2.c (target_system_root): New variable.
4163 (main): Handle --sysroot=.
4164 (ignore_library): Strip the sysroot from the library path.
4166 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4168 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4169 (collect2.o): Depend on collect2-aix.h.
4170 (collect2-aix.o): New rule.
4171 * collect2-aix.h: New file.
4172 * collect2-aix.c: Likewise.
4173 * collect2.c: Include collect2-aix.h. Don't undefine
4174 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4175 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4176 Use TARGET_AIX_VERSION instead of _AIX51.
4177 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4178 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4179 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4180 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4181 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4183 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4185 * collect2.c (ignore_library): Avoid premature post-increment
4188 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4190 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4191 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4192 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4193 CROSS_DIRECTORY_STRUCTURE too.
4194 (LINK_LIBG_SPEC): Likewise.
4195 (LIB_SPEC): Add %R to sysroot paths.
4196 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4197 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4198 * config/rs6000/aix51.h: As for aix43.h.
4199 * config/rs6000/aix52.h: Likewise.
4200 * config/rs6000/aix53.h: Likewise.
4201 * config/rs6000/aix61.h: Likewise.
4202 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4203 to the beginning of sysroot paths.
4205 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4207 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4208 INSN_LISTs that are out of the REG_NOTE range.
4210 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4212 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4213 (struct var_to_expand): Likewise.
4214 (struct opt_info): Add head and tail for linked lists of the above.
4215 (analyze_insn_to_expand_var): Initialize next.
4216 (analyze_iv_to_split_insn): Likewise.
4217 (analyze_insns_in_loop): Create linked lists.
4218 (allocate_basic_variable): Simplify for use without hash table.
4219 (insert_var_expansion_initialization): Likewise, make it type-safer.
4220 (combine_var_copies_in_loop_exit): Likewise.
4221 (apply_opt_in_copies): Walk lists rather than hash tables.
4222 (release_var_copies): Simplified and inlined by hand into...
4223 (free_opt_info): ... this function.
4225 2009-06-02 Richard Guenther <rguenther@suse.de>
4227 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4230 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4232 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4233 only for builtins that are not overridden.
4235 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4237 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4240 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4242 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4244 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4246 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4248 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4250 * common.opt (fdump-unnumbered-links): New.
4251 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4252 * print-rtl.c (flag_dump_unnumbered_links): New.
4253 (print_rtx): Test it.
4255 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4257 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4258 push/pop multiple to 8-byte alignment.
4260 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4262 * config/i386/i386.c (queued_cfa_restores): New static variable.
4263 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4265 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4266 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4267 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4268 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4269 note unconditionally.
4270 (ix86_emit_restore_regs_using_mov): Likewise.
4271 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4272 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4273 it through to ix86_emit_restore_reg_using_pop.
4274 (ix86_emit_leave): Add RED_OFFSET argument. Call
4275 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4276 instead of adding REG_CFA_OFFSET note unconditionally.
4277 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4278 the above functions. Call ix86_add_queued_cfa_restore_notes when
4281 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4282 force output of the label even for dwarf2out_do_cfi_asm.
4283 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4284 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4285 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4287 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4288 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4289 dwarf2out_cfi_label callers.
4290 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4291 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4292 Adjust dwarf2out_cfi_label callers.
4293 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4295 * config/i386/i386.h (struct machine_cfa_state,
4296 struct machine_function): Guard with ifndef USED_FOR_TARGET
4297 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4300 * emutls.c (__emutls_get_address): Change arr->size to mean number
4301 of allocated arr->data entries instead of # of slots + 1.
4304 * recog.c (peep2_reinit_state): New function.
4305 (peephole2_init_state): Use it at the end of a basic block and also
4306 when seeing a RTX_FRAME_RELATED_P insn.
4308 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4310 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4311 fixuns_truncrfdi2): New.
4312 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4313 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4314 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4315 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4316 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4317 *recip_approx): Remove.
4318 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4319 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4320 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4322 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4325 2009-06-01 Ian Lance Taylor <iant@google.com>
4327 * attribs.c (register_attribute): Use CONST_CAST.
4328 * collect2.c (main): Use CONST_CAST2.
4329 (scan_prog_file): Likewise.
4330 * gcc.c (process_command, main): Likewise.
4331 * toplev.c (toplev_main): Likewise.
4333 * c-typeck.c (handle_warn_cast_qual): New static function,
4334 partially broken out of build_c_cast.
4335 (build_c_cast): Call handle_warn_cast_qual.
4336 * doc/invoke.texi (Warning Options): Document new effect of
4339 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4341 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4342 (diagnostic_report_current_module): Print columns.
4343 * common.opt (flag_show_column): Enable by default.
4345 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4347 * alias.c (find_base_term): Check for NULL term before returning.
4349 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4351 Revert due to PR40320:
4352 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4353 * calls.c (emit_library_call_value_1): Don't force_operand for move
4356 2009-06-01 Olivier Hainque <hainque@adacore.com>
4357 Eric Botcazou <ebotcazou@adacore.com>
4359 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4360 to be processed as a bitfield for constructor output purposes.
4361 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4363 * varasm.c (oc_local_state): New type, output_constructor
4364 local state to support communication with helpers.
4365 (oc_outer_state): New type, output_constructor outer state of
4366 relevance in recursive calls.
4367 (output_constructor_array_range): New output_constructor helper,
4368 extracted code for an array range element.
4369 (output_constructor_regular_field): New output_constructor helper,
4370 extracted code for an element that is not a bitfield.
4371 (output_constructor_bitfield): New output_constructor helper,
4372 extracted code for a bitfield element. Accept an OUTER state
4373 argument for recursive processing. Recurse on record or array
4374 CONSTRUCTOR values, possibly past noop conversions.
4375 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4376 VALUE is a valid constant-valued expression for use in a static
4377 bit-field initializer.
4378 (output_constructor): Rework to use helpers. Accept and honor an
4379 OUTER state argument for recursive calls. Return total size. Be
4380 prepared for nested constructors initializing bitfields.
4381 (output_constant): Feed OUTER in calls to output_constructor.
4383 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4385 * calls.c (emit_library_call_value_1): Don't force_operand for move
4388 2009-06-01 Nick Clifton <nickc@redhat.com>
4390 * doc/invoke.texi (IA-64 Options): Fix typo.
4392 2009-06-01 Ira Rosen <irar@il.ibm.com>
4394 PR tree-optimization/39129
4395 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4397 (vect_do_peeling_for_loop_bound): Use
4398 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4399 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4400 (vect_loop_versioning): Likewise.
4401 (vect_create_cond_for_alias_checks): Fix indentation.
4402 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4404 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4405 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4406 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4407 "control flow in loop".
4408 (vect_estimate_min_profitable_iters): Use
4409 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4410 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4411 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4412 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4413 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4414 statement belongs to a group of strided accesses with the exact code
4416 (vectorizable_load): Likewise.
4417 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4418 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4420 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4422 * config/freebsd-stdint.h: New file.
4423 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4424 Add freebsd-stdint.h to tm_file.
4426 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4428 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4429 (thumb2_extendhidi2): Likewise.
4431 2009-05-31 Ian Lance Taylor <iant@google.com>
4433 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4435 2009-05-31 Ian Lance Taylor <iant@google.com>
4437 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4438 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4439 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4441 2009-05-31 Jason Merrill <jason@redhat.com>
4443 * tree-pretty-print.c (print_call_name): Take the callee, not the
4444 call itself. Make non-static. Use dump_function_name for functions.
4445 (dump_generic_node): Adjust.
4446 * diagnostic.h: Declare print_call_name.
4447 * gimple-pretty-print.c (dump_gimple_call): Use it.
4449 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4451 * config/sh/sh.md (ashldi3_std): New define_expand.
4454 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4457 * config/sh/sh.c: Include debug.h.
4458 (sh_expand_epilogue): Emit a blockage insn before the frame
4459 pointer adjustment also when dwarf2out_do_frame returns true.
4461 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4463 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4464 (thumb2_extendqidi2): New pattern.
4466 2009-05-31 Ira Rosen <irar@il.ibm.com>
4468 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4469 mark phis for renaming.
4470 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4471 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4472 Call mark_sym_for_renaming.
4473 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4474 * tree-vect-loop.c (vect_transform_loop): Remove
4475 vect_memsyms_to_rename initialization and a call to
4476 mark_set_for_renaming.
4478 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4481 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4482 frame related even if !set_cfa && style < 0.
4484 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4486 * config/i386/mingw-tls.c: New file.
4487 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4488 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4489 defining _WIN32 but not __CYGWIN__.
4491 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4493 * configure.ac: Add MPC support.
4495 * config.in, configure: Regenerate.
4497 2009-05-29 Richard Henderson <rth@redhat.com>
4499 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4500 NOTE_INSN_BASIC_BLOCK.
4501 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4502 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4503 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4505 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4507 (add_cfi): Disable check redefining cfa away from drap.
4508 (lookup_cfa_1): Add remember argument; handle remember/restore.
4509 (lookup_cfa): Pass remember argument.
4510 (cfa_remember): New.
4511 (compute_barrier_args_size_1): Remove sibcall check.
4512 (dwarf2out_frame_debug_def_cfa): New.
4513 (dwarf2out_frame_debug_adjust_cfa): New.
4514 (dwarf2out_frame_debug_cfa_offset): New.
4515 (dwarf2out_frame_debug_cfa_register): New.
4516 (dwarf2out_frame_debug_cfa_restore): New.
4517 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4518 (dwarf2out_begin_epilogue): New.
4519 (dwarf2out_frame_debug_restore_state): New.
4520 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4521 DW_CFA_restore_state.
4522 (output_cfi_directive): Likewise.
4523 (convert_cfa_to_fb_loc_list): Likewise.
4524 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4525 * dwarf2out.h: Update.
4526 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4527 (copy_insn_1): Early out for null.
4528 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4529 and dwarf2out_frame_debug_restore_state.
4530 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4531 (prologue_insn_hash, epilogue_insn_hash): New.
4532 (free_after_compilation): Adjust freeing accordingly.
4533 (record_insns): Create hash table if needed; push insns into
4534 hash instead of array.
4535 (maybe_copy_epilogue_insn): New.
4536 (contains): Search hash table instead of array.
4537 (sibcall_epilogue_contains): Remove.
4538 (thread_prologue_and_epilogue_insns): Split eh_return insns
4539 and mark them as epilogues.
4540 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4541 scanning in terms of basic blocks.
4542 * insn-notes.def (CFA_RESTORE_STATE): New.
4543 * jump.c (returnjump_p_1): Accept EH_RETURN.
4544 (eh_returnjump_p_1, eh_returnjump_p): New.
4545 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4546 CFA_REGISTER, CFA_RESTORE): New.
4547 * rtl.def (EH_RETURN): New.
4548 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4550 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4551 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4553 * config/i386/i386.c (gen_push): Update cfa state.
4554 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4555 add a CFA_ADJUST_CFA note.
4556 (ix86_dwarf_handle_frame_unspec): Remove.
4557 (ix86_expand_prologue): Update cfa state.
4558 (ix86_emit_restore_reg_using_pop): New.
4559 (ix86_emit_restore_regs_using_pop): New.
4560 (ix86_emit_leave): New.
4561 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4562 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4563 * config/i386/i386.h (struct machine_cfa_state): New.
4564 (ix86_cfa_state): New.
4565 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4566 (eh_return_internal): Merge from eh_return_<mode>,
4567 use eh_return rtx, split w/ epilogue.
4569 2009-05-29 Ian Lance Taylor <iant@google.com>
4571 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4573 * calls.c (emit_library_call_value_1): Likewise.
4575 * c-typeck.c (c_build_va_arg): New function.
4576 * c-tree.h (c_build_va_arg): Declare.
4577 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4578 instead of build_va_arg.
4580 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4582 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4583 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4584 (ptr_difference_cost): Use affine combinations to compute it.
4585 (difference_cost): Likewise.
4586 (get_computation_cost_at): Compute more accurate cost for addresses
4587 if the ratio is a multiplier allowed in addresses.
4588 For non-addresses, consider that an additional offset or symbol is
4591 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4593 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4594 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4596 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4597 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4598 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4600 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4601 to 1 for TYPE_SSE{IADD1,CVT1}.
4602 (prefix_vex_imm8): Removed.
4603 (length_vex): Only pass 1 as second argument to
4604 ix86_attr_length_vex_default if prefix_extra is 0.
4605 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4606 (length): For prefix vex computation use length_immediate
4607 attribute instead of prefix_vex_imm8.
4608 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4609 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4610 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4611 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4612 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4613 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4614 a space in between the operands.
4615 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4616 if one operand is 0xff and the other one si, di, bp or sp.
4617 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4618 other one si, di, bp or sp.
4619 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4620 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4621 type and mode attributes.
4622 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4623 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4624 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4625 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4626 prefix_data16 attribute iff MODE_DF.
4627 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4628 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4629 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4630 constm128_operand in length_immediate computation.
4631 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4632 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4633 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4634 length_immediate attribute to 1.
4635 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4636 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4637 for certain alternatives.
4638 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4639 prefix_data16 attribute if MODE_V1DF.
4640 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4641 length_immediate to 1.
4642 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4643 length_address to 4, set mode attribute to MODE_DI.
4644 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4645 (fxam<mode>2_i387): Set length attribute to 4.
4646 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4647 *prefetch_3dnow_rex): Override length_address attribute.
4648 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4650 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4651 (constm128_operand): Removed.
4652 * config/i386/i386.c (memory_address_length): For
4653 disp && !index && !base in 64-bit mode account for SIB byte if
4654 print_operand_address can't optimize disp32 into disp32(%rip)
4655 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4656 for fs: or gs: segment.
4657 (ix86_attr_length_immediate_default): When checking if shortform
4658 is possible, truncate immediate to the length of the non-shortened
4660 (ix86_attr_length_address_default): Ignore MEM_P operands
4662 (ix86_attr_length_vex_default): Only check for DImode on
4663 GENERAL_REG_P operands.
4664 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4665 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4666 (sse_cvttps2pi): Clear prefix_rep attribute.
4667 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4669 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4670 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4671 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4672 iff operand 2 is const_int_operand.
4673 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4674 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4675 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4677 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4679 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4680 prefix_data16 attribute for movlpd and movhpd instructions.
4681 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4682 length_immediate for shufpd instruction.
4683 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4684 (avx_cmpp<avxmodesuffixf2c><mode>3,
4685 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4686 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4687 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4688 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4689 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4690 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4691 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4692 prefix_data16 attribute for the first alternative to 1.
4693 (*avx_loadlps): Override length_immediate for the first alternative.
4694 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4695 attributes for second alternative.
4696 (*vec_concatv2sf_sse4_1): Override length_immediate and
4697 prefix_data16 attributes for second alternative.
4698 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4699 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4700 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4701 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4702 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4703 prefix_data16 and length_immediate to 1.
4704 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4706 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4707 prefix_extra attribute for variants that don't have 0f prefix alone.
4708 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4709 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4710 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4711 *sse4_1_pextrd): Set length_immediate to 1.
4712 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4713 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4715 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4716 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4717 length_immediate to 1 for second alternative.
4718 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4719 prefix_extra and length_immediate attributes for the first
4721 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4723 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4724 to 1 for the first and third alternative.
4725 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4727 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4729 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4731 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4732 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4733 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4734 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4735 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4736 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4737 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4738 ssse3_psign<mode>3): Override prefix_rex attribute.
4739 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4740 (ssse3_palignrti): Override length_immediate to 1.
4741 (ssse3_palignrdi): Override length_immediate to 1, override
4742 prefix_rex attribute.
4743 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4744 (sse4a_extrqi): Override length_immediate to 2.
4745 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4746 (sse4a_insertq): Override prefix_data16 to 0.
4747 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4748 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4749 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4750 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4751 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4752 and length_immediate to 1.
4753 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4754 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4755 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4756 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4757 and length_immediate to 1.
4758 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4759 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4760 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4761 avx_ptest256): Override prefix_extra to 1.
4762 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4763 Override prefix_data16 and length_immediate to 1.
4764 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4765 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4766 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4767 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4768 prefix_data16 to 0 and prefix_extra to 2.
4769 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4770 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4772 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4773 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4774 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4775 and prefix_extra to 2.
4776 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4777 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4778 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4779 avx_vpermilvar<mode>3,
4780 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4781 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4782 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4783 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4784 Override prefix_extra to 1.
4785 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4786 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4787 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4788 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4789 prefix_extra and length_immediate to 1.
4790 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4792 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4793 to 1 for the first alternative.
4794 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4795 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4797 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4798 *movv2sf_internal_avx, *movv2sf_internal): Override
4799 prefix_rep attribute for certain alternatives.
4800 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4801 attributes for certain alternatives.
4802 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4803 attributes for certain alternatives.
4804 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4805 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4806 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4807 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4808 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4809 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4810 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4811 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4812 length_immediate to 1 if operand 2 is const_int_operand.
4813 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4814 *vec_extractv2si_1): Set length_immediate attribute to 1.
4815 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4816 using old 3DNOW insn rather than SSE/3DNOW_A.
4817 (mmx_emms, mmx_femms): Clear modrm attribute.
4819 2009-05-29 Martin Jambor <mjambor@suse.cz>
4821 * tree-sra.c: New implementation of SRA.
4823 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4824 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4825 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4826 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4827 (SRA_MAX_STRUCTURE_COUNT): Removed.
4828 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4829 * doc/invoke.texi (sra-max-structure-size): Removed.
4830 (sra-field-structure-ratio): Removed.
4832 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4835 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4838 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4840 PR rtl-optimization/40101
4841 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4842 seqno. Adjust comment.
4843 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4844 inserting bookkeeping before a jump, the jump is not scheduled.
4845 When no positive seqno found, provide a value. Add comment.
4847 2009-05-29 Richard Guenther <rguenther@suse.de>
4849 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4850 short-cutting on the first component.
4852 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4855 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4856 for trees other than decls/types.
4858 2009-05-29 Richard Guenther <rguenther@suse.de>
4860 * tree-ssa-operands.c (get_expr_operands): Do not handle
4861 INDIRECT_REFs in the handled-component case. Remove
4862 unused get_ref_base_and_extent case.
4863 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4864 tree_low_cst and host_integerp where possible.
4865 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4866 codes for equivalence.
4867 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4869 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4871 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4872 to tmake_file for i[34567]86-*-cygwin*.
4874 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4877 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4878 (altivec_categorize_keyword, init_vector_keywords,
4879 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4882 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4884 * tree.c (handle_dll_attribute): Check if node is
4885 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4887 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4889 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4891 (thumb2_zero_extendqidi2): Likewise.
4893 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4895 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4896 instead of gen_movrt.
4897 * config/sh/sh.md (movrt): Remove.
4899 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4901 * doc/invoke.texi (IA-64 Options):
4902 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4903 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4904 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
4905 -msched-prefer-non-control-spec-insns,
4906 -msched-stop-bits-after-every-cycle,
4907 -msched-count-spec-in-critical-path,
4908 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
4909 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
4910 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
4911 and -msched-spec-verbose.
4913 2009-05-28 Joseph Myers <joseph@codesourcery.com>
4915 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
4916 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
4918 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
4920 2009-05-28 Richard Guenther <rguenther@suse.de>
4922 * tree-ssa-alias.c (ao_ref_init): New function.
4923 (ao_ref_base): Likewise.
4924 (ao_ref_base_alias_set): Likewise.
4925 (ao_ref_alias_set): Likewise.
4926 (refs_may_alias_p_1): Change signature.
4927 (refs_may_alias_p): Adjust.
4928 (refs_anti_dependent_p): Likewise.
4929 (refs_output_dependent_p): Likewise.
4930 (call_may_clobber_ref_p_1): Change signature.
4931 (call_may_clobber_ref_p): Adjust.
4932 (stmt_may_clobber_ref_p_1): New function split out from ...
4933 (stmt_may_clobber_ref_p): ... here.
4934 (maybe_skip_until): Adjust signature.
4935 (get_continuation_for_phi): Likewise.
4936 (walk_non_aliased_vuses): Likewise.
4937 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
4938 (ao_ref_init): Declare.
4939 (ao_ref_base): Likewise.
4940 (ao_ref_alias_set): Likewise.
4941 (stmt_may_clobber_ref_p_1): Likewise.
4942 (walk_non_aliased_vuses): Adjust.
4943 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
4944 (get_ref_from_reference_ops): remove.
4945 (vn_reference_lookup_2): Adjust signature.
4946 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
4947 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
4948 (vn_reference_lookup): Adjust.
4949 (vn_reference_insert): Likewise.
4950 (vn_reference_insert_pieces): Adjust signature.
4951 (visit_reference_op_call): Adjust.
4952 * tree-ssa-pre.c (get_expr_type): Simplify.
4953 (phi_translate_1): Adjust.
4954 (compute_avail): Likewise.
4955 (translate_vuse_through_block): Do not re-build trees.
4956 (value_dies_in_block_x): Likewise.
4957 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
4959 (vn_reference_lookup_pieces): Adjust declaration.
4960 (vn_reference_insert_pieces): Likewise.
4962 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
4964 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
4965 with checking disabled.
4967 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
4971 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
4972 macro definition for support of three-operand format aligned
4973 .comm directive in assembler on cygwin/pe/mingw target OS.
4974 * configure: Regenerate.
4975 * config.h: Regenerate.
4977 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
4978 aligned form of .comm directive if -mpe-aligned-commons is in effect.
4979 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
4981 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
4982 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
4984 2009-05-28 Ira Rosen <irar@il.ibm.com>
4986 PR tree-optimization/40254
4987 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
4988 in analysis of basic blocks.
4990 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
4993 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
4994 * target-def.h (TARGET_CONST_ANCHOR): New macro.
4995 (TARGET_INITIALIZER): Use it.
4996 * cse.c (CHEAPER): Move it up to the other macros.
4997 (insert): Rename this ...
4998 (insert_with_costs): ... to this. Add cost parameters. Update
5000 (insert): New function. Call insert_with_costs.
5001 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5002 find_reg_offset_for_const, try_const_anchors): New functions.
5003 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5004 when using a const-anchor. Call insert_const_anchors.
5005 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5006 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5008 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5010 * tree-inline.c (remap_decls): Enable nonlocalized variables
5011 when not optimizing.
5013 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5015 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5016 Simplify other tests involving optimize.
5018 2009-05-27 Tom Tromey <tromey@redhat.com>
5020 * unwind-dw2.c (_Unwind_DebugHook): New function.
5021 (uw_install_context): Call _Unwind_DebugHook.
5023 2009-05-27 Tom Tromey <tromey@redhat.com>
5025 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5027 2009-05-27 Ian Lance Taylor <iant@google.com>
5029 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5030 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5031 (ALL_LINKERFLAGS): Define.
5032 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5033 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5034 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5035 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5036 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5037 $(LINKER_FOR_BUILD).
5038 (build/gcov-iov$(build_exeext)): Likewise.
5040 2009-05-27 Julian Brown <julian@codesourcery.com>
5042 * gcse.c (target.h): Include.
5043 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5044 copy of argument to a pseudo register.
5046 2009-05-27 Diego Novillo <dnovillo@google.com>
5048 * tree-ssa-live.c (dump_scope_block): Document arguments.
5049 (dump_scope_blocks): Document.
5050 (debug_scope_blocks): New.
5051 * tree-flow.h (debug_scope_blocks): Declare.
5053 2009-05-21 Denis Chertykov <denisc@overta.ru>
5055 * doc/contrib.texi (Contributors): Add myself to the list.
5057 2009-05-27 Olivier Hainque <hainque@adacore.com>
5059 * expr.c (target_align): New function. Alignment the TARGET of an
5060 assignment may be assume to have.
5061 (highest_pow2_factor_for_target): Use it instead of relying on
5062 immediate tree attributes of TARGET, not necessarily honored when
5063 intermediate bitfields are involved.
5065 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5068 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5069 AVX, SSE4, AES, PCLMUL and POPCNT.
5071 2009-05-27 Diego Novillo <dnovillo@google.com>
5073 * tree-pretty-print.c (dump_location): New.
5074 (dump_generic_node): Call it.
5075 Factor code to handle BLOCK nodes ...
5076 (dump_block_node): ... here.
5078 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5080 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5082 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5084 * gcc-plugin.h: Include config.h and system.h.
5085 (IN_GCC): Define if not defined.
5087 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5090 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5093 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5095 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5097 * config/m32r/m32r.h: Ditto.
5098 * config/m32r/m32r.md: Ditto.
5099 * config/m32r/predicates.md: Ditto.
5101 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5103 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5105 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5108 (Loading plugins): typo.
5109 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5110 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5111 (Interacting with the GCC Garbage Collector): Added new section.
5112 (Giving information about a plugin): Added new section for
5114 * ggc.h (ggc_register_root_tab): Added declaration.
5115 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5116 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5117 (register_callback): Improved comment in declaration.
5118 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5119 (extra_root_vec) Added static variable for dynamic roots registration.
5120 (ggc_register_root_tab) Added new routine.
5121 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5122 PLUGIN_GGC_MARKING event.
5123 * ggc-zone.c: Include plugin.h.
5124 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5125 * ggc-page.c: Include plugin.h.
5126 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5127 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5128 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5129 (register_callback): check lack of callbacks for
5130 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5131 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5132 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5133 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5134 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5135 dependency on plugin.h.
5136 (plugin.o): Added dependency on ggc.h...
5138 2009-05-26 Richard Guenther <rguenther@suse.de>
5142 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5143 with mismatched comparison modes.
5145 * expr.c (expand_expr_real_1): Expand the operand of a
5146 VIEW_CONVERT_EXPR in its natural mode.
5148 2009-05-26 Ian Lance Taylor <iant@google.com>
5150 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5151 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5152 (ALL_COMPILERFLAGS): Define.
5153 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5154 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5155 (collect2$(exeext), collect2.o): Likewise.
5156 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5157 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5158 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5159 (libbackend.o, intl.o, cppdefault.o): Likewise.
5160 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5161 (build/%.o): Use $(COMPILER_FOR_BUILD).
5162 (build/gen%$(build_exeext)): Likewise.
5163 (build/gcov-iov$(build_exeext)): LIkewise.
5164 * config/t-darwin (darwin.o): Use $(COMPILER).
5165 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5166 * config/t-sol2 (sol2-c.o): Likewise.
5168 * config/t-vxworks (vxworks.o): Likewise.
5169 * config/x-darwin (host-darwin.o): Likewise.
5170 * config/x-hpux (host-hpux.o): Likewise.
5171 * config/x-linux (host-linux.o): Likewise.
5172 * config/x-solaris (host-solaris.o): Likewise.
5173 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5174 * config/arm/t-arm (arm-c.o): Likewise.
5175 * config/arm/t-pe (pe.o): Likewise.
5176 * config/arm/t-wince-pe (pe.o): Likewise.
5177 * config/i386/t-cygming (winnt.o): Likewise.
5178 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5179 * config/i386/t-cygwin (cygwin1.o): Likewise.
5180 (cygwin2.o): Likewise.
5181 * config/i386/t-i386 (i386-c.o): Likewise.
5182 * config/i386/t-interix (winnt.o): Likewise.
5183 * config/i386/t-netware (netware.o): Likewise.
5184 * config/i386/t-nwld (nwld.o): Likewise.
5185 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5186 * config/i386/x-i386 (driver-i386.o): Likewise.
5187 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5188 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5189 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5190 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5191 * config/mips/x-native (driver-native.o): Likewise.
5192 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5193 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5194 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5195 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5196 * config/score/t-score-elf (score7.o): Likewise.
5197 (score3.o): Likewise.
5198 * config/sh/t-sh (sh-c.o): Likewise.
5199 * config/sh/t-symbian (sh-c.o): Likewise.
5200 (symbian.o): Likewise.
5201 * config/spu/t-spu-elf (spu-c.o): Likewise.
5202 * config/v850/t-v850 (v850-c.o): Likewise.
5203 * config/v850/t-v850e (v850-c.o): Likewise.
5205 2009-05-26 Richard Guenther <rguenther@suse.de>
5207 PR tree-optimization/40122
5208 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5209 VECTOR_CSTs if possible.
5210 (fold_gimple_assign): Likewise.
5212 2009-05-26 Richard Guenther <rguenther@suse.de>
5215 * fold-const.c (fold_binary): Use the correct types for building
5218 2009-05-26 Richard Guenther <rguenther@suse.de>
5220 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5221 redundant calls to merge_alias_info.
5222 (bump_vector_ptr): Likewise.
5223 * tree-ssa-copy.c (merge_alias_info): Remove.
5224 (replace_exp_1): Remove call to merge_alias_info.
5225 (propagate_tree_value): Likewise.
5226 (fini_copy_prop): Propagate points-to info.
5227 * tree-flow.h (merge_alias_info): Remove.
5229 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5231 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5233 2009-05-25 Jan Hubicka <jh@suse.cz>
5235 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5236 * cgraph.h (struct inline_summary): New filed self_wize,
5237 size_inlining_benefit, self_time and time_inlining_benefit.
5238 (struct cgraph_global_info): Replace insns by time ans size fields.
5239 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5240 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5241 (ipcp_update_callgraph): Do not touch function bodies.
5242 * ipa-inline.c: Include except.h
5243 (MAX_TIME): New constant.
5244 (overall_insns): Remove.
5246 (overall_size, max_benefit): New static variables.
5247 (cgraph_estimate_time_after_inlining): New function.
5248 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5249 (cgraph_clone_inlined_nodes): Update size.
5250 (cgraph_mark_inline_edge): Update size.
5251 (cgraph_estimate_growth): Use size info.
5252 (cgraph_check_inline_limits): Check size.
5253 (cgraph_default_inline_p): Likewise.
5254 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5255 (cgraph_decide_recursive_inlining): Check size.
5256 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5258 (cgraph_decide_inlining): Likewise.
5259 (cgraph_decide_inlining_incrementally): Likewise; honor
5260 PARAM_EARLY_INLINING_INSNS.
5261 (likely_eliminated_by_inlining_p): New predicate.
5262 (estimate_function_body_sizes): New function.
5263 (compute_inline_parameters): Use it.
5264 * except.c (must_not_throw_labels): New function.
5265 * except.h (must_not_throw_labels): Declare.
5266 * tree-inline.c (init_inline_once): Kill inlining_weigths
5267 * tree-ssa-structalias.c: Avoid uninitialized warning.
5268 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5269 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5270 (PARAM_INLINE_CALL_COST): Remove.
5271 (PARAM_EARLY_INLINING_INSNS): New.
5273 2009-05-25 Richard Guenther <rguenther@suse.de>
5275 PR tree-optimization/36327
5276 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5277 callback for reference translation or lookup at the point of may-defs.
5278 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5279 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5280 for union COMPONENT_REFs.
5281 (vn_reference_lookup_3): New callback. Lookup from memset
5282 and CONSTRUCTOR assignment, translate through struct copies.
5283 (vn_reference_lookup_pieces): Make sure to not free the
5284 passed operands array. Adjust walk_non_aliased_vuses call.
5285 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5286 make sure we do not leak memory.
5288 2009-05-25 Richard Guenther <rguenther@suse.de>
5290 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5291 * tree-inline.c (expand_call_inline): Reset the escaped and
5293 * tree-ssa-structalias.c (pass_build_ealias): New.
5294 * tree-pass.h (pass_build_ealias): Declare.
5295 * passes.c (init_optimization_passes): Add PTA during
5296 early optimizations.
5297 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5298 and CALLUSED solutions.
5299 (dump_points_to_solution): New function, split out from ...
5300 (dump_points_to_info_for): ... here.
5301 * tree-parloops.c (parallelize_loops): Reset the escaped and
5304 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5307 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5308 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5310 2009-05-25 Ira Rosen <irar@il.ibm.com>
5312 PR tree-optimization/40238
5313 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5314 statements after basic block's labels.
5315 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5316 to free the allocated memory.
5318 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5320 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5321 return address with a USE.
5323 2009-05-24 Richard Guenther <rguenther@suse.de>
5326 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5327 array type from the main variant of the inner type.
5329 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5331 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5332 definition to bool (from int) to un-break build.
5333 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5335 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5337 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5338 discard_stmt_changes): Delete.
5339 * tree-ssa-operands.c (scb_stack): Delete.
5340 (init_ssa_operands): Do not initialize it.
5341 (fini_ssa_operands): Do not free it.
5342 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5344 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5345 update_stmt, remove the others. Fix comments.
5346 * tree-dfa.c (optimize_stack_restore): Likewise.
5347 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5348 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5349 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5350 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5352 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5353 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5354 (dom_opt_finalize_block): Likewise, adjusting access to
5356 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5357 (stmts_to_rescan): Change item type to gimple.
5358 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5360 2009-05-24 Ira Rosen <irar@il.ibm.com>
5362 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5363 * tree-pass.h (pass_slp_vectorize): New pass.
5364 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5365 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5366 * tree-vectorizer.c (timevar.h): Include.
5367 (user_vect_verbosity_level): Declare.
5368 (vect_location): Fix comment.
5369 (vect_set_verbosity_level): Update user_vect_verbosity_level
5370 instead of vect_verbosity_level.
5371 (vect_set_dump_settings): Add an argument. Ignore user defined
5372 verbosity if dump flags require higher level of verbosity. Print to
5373 stderr only for loop vectorization.
5374 (vectorize_loops): Update call to vect_set_dump_settings.
5375 (execute_vect_slp): New function.
5376 (gate_vect_slp): Likewise.
5377 (struct gimple_opt_pass pass_slp_vectorize): New.
5378 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5380 (vec_info_for_bb): New function.
5381 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5382 (VECTORIZATION_ENABLED): New macro.
5383 (SLP_ENABLED, SLP_DISABLED): Likewise.
5384 (vect_is_simple_use): Add bb_vec_info argument.
5385 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5386 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5387 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5388 vect_schedule_slp, vect_analyze_slp): Likewise.
5389 (vect_analyze_stmt): Add slp_tree argument.
5390 (find_bb_location): Declare.
5391 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5392 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5393 (vect_analyze_loop_operations, vect_analyze_loop,
5394 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5395 vect_finalize_reduction, vectorizable_reduction,
5396 vectorizable_live_operation, vect_transform_loop): Likewise.
5397 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5398 skip evolution analysis if analyzing a basic block.
5399 (dr_analyze_indices): Likewise.
5400 (initialize_data_dependence_relation): Skip the test whether the
5401 object is invariant for basic blocks.
5402 (compute_all_dependences): Skip dependence analysis for data
5403 references in basic blocks.
5404 (find_data_references_in_stmt): Don't fail in case of invariant
5405 access in basic block.
5406 (find_data_references_in_bb): New function.
5407 (find_data_references_in_loop): Move code to
5408 find_data_references_in_bb and add a call to it.
5409 (compute_data_dependences_for_bb): New function.
5410 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5411 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5413 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5414 unknown dependence in basic block and fail in case of dependence in
5416 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5417 dependence instances from either loop or basic block vectorization
5419 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5420 before calling nested_in_vect_loop_p.
5421 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5422 dependence instances from either loop or basic block vectorization
5424 (vect_verify_datarefs_alignment): Likewise.
5425 (vect_enhance_data_refs_alignment): Adjust function calls.
5426 (vect_analyze_data_refs_alignment): Likewise.
5427 (vect_analyze_group_access): Fix printing. Skip different checks if
5428 DR_STEP is 0. Keep strided stores either in loop or basic block
5429 vectorization data structure. Fix indentation.
5430 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5432 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5433 dependence instances from either loop or basic block vectorization
5435 (vect_analyze_data_refs): Update comment. Call
5436 compute_data_dependences_for_bb to analyze basic blocks.
5437 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5438 case of loop vectorization. In case of basic block vectorization use
5439 data-ref itself as a base.
5440 (vect_create_data_ref_ptr): In case of basic block vectorization:
5441 don't advance the pointer, add new statements before the current
5442 statement. Adjust function calls.
5443 (vect_supportable_dr_alignment): Support only aligned accesses in
5444 basic block vectorization.
5445 * common.opt (ftree-slp-vectorize): New flag.
5446 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5447 (vect_pattern_recog_1): Likewise.
5448 * tree-vect-stmts.c (process_use): Likewise.
5449 (vect_init_vector): Add new statements in the beginning of the basic
5450 block in case of basic block SLP.
5451 (vect_get_vec_def_for_operand): Adjust function calls.
5452 (vect_finish_stmt_generation): Likewise.
5453 (vectorizable_call): Add assert that it is loop vectorization, adjust
5455 (vectorizable_conversion, vectorizable_assignment): Likewise.
5456 (vectorizable_operation): In case of basic block SLP, take
5457 vectorization factor from statement's type and skip the relevance
5458 check. Adjust function calls.
5459 (vectorizable_type_demotion): Add assert that it is loop
5460 vectorization, adjust function calls.
5461 (vectorizable_type_promotion): Likewise.
5462 (vectorizable_store): Check for outer loop only in case of loop
5463 vectorization. Adjust function calls. For basic blocks, skip the
5464 relevance check and don't advance pointers.
5465 (vectorizable_load): Likewise.
5466 (vectorizable_condition): Add assert that it is loop vectorization,
5467 adjust function calls.
5468 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5469 that it is not reduction, get vector type, call only supported
5470 functions, skip loop specific parts.
5471 (vect_transform_stmt): Check for outer loop only in case of loop
5473 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5474 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5475 for external definition.
5476 * passes.c (pass_slp_vectorize): New pass.
5477 * tree-vect-slp.c (find_bb_location): New function.
5478 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5479 check for patterns only in loops.
5480 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5481 case of multiple types in basic block SLP.
5482 (vect_mark_slp_stmts_relevant): New function.
5483 (vect_supported_load_permutation_p): Fix comment.
5484 (vect_analyze_slp_instance): Add argument. In case of basic block
5485 SLP, take vectorization factor from statement's type, check that
5486 unrolling factor is 1. Adjust function call. Save SLP instance in
5487 either loop or basic block vectorization structure. Return FALSE,
5489 (vect_analyze_slp): Add argument. Get strided stores groups from
5490 either loop or basic block vectorization structure. Return FALSE
5491 if basic block SLP failed.
5492 (new_bb_vec_info): New function.
5493 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5494 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5495 (vect_schedule_slp): Add argument. Get SLP instances from either
5496 loop or basic block vectorization structure. Set vectorization factor
5497 to be 1 for basic block SLP.
5498 (vect_slp_transform_bb): New function.
5499 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5501 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5503 * final.c (shorten_branches): Do not align labels for jump tables.
5504 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5506 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5508 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5509 Remove outdated reference to flow.c and fix nits.
5510 * doc/gccint.texi: Tweak RTL description.
5511 * doc/rtl.texi: Likewise.
5513 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5515 * config/avr/avr.c: Change my email address.
5516 * config/avr/avr.h: Likewise.
5517 * config/avr/avr.md: Likewise.
5518 * config/avr/avr-protos.h: Likewise.
5519 * config/avr/libgcc.S: Likewise.
5521 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5523 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5524 (spu_split_load, spu_split_store): Change return type to int.
5525 (spu_split_convert): Declare.
5526 * config/spu/predicates.md (spu_mem_operand): Remove.
5527 (spu_mov_operand): Update.
5528 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5529 * config/spu/spu.c (regno_aligned_for_load): Remove.
5530 (reg_aligned_for_addr, spu_expand_load): Define.
5531 (spu_expand_extv): Reimplement and handle MEM.
5532 (spu_expand_insv): Handle MEM.
5533 (spu_sched_reorder): Handle insn's with length 0.
5534 (spu_legitimate_address_p): Reimplement.
5535 (store_with_one_insn_p): Return TRUE for any mode with size
5536 larger than 16 bytes.
5537 (address_needs_split): Define.
5538 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5540 (spu_convert_move): Define.
5541 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5542 (spu_split_store): Change all MEM's to TImode.
5543 (spu_init_expanders): Preallocate registers that correspond to
5544 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5546 (spu_split_convert): Define.
5547 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5548 (_move<mode>, _movdi, _movti): Update predicate and condition.
5549 (load, store): Change to define_split.
5550 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5552 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5553 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5554 define_insn_and_split of lshr<mode>3.
5555 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5556 (<v>ashr<mode>3_imm): Define.
5557 (extv, extzv, insv): Allow MEM operands.
5558 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5559 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5560 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5561 (_spu_convert2): Change to define_insn_and_split and remove the
5562 corresponding define_peephole2.
5563 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5564 Change predicates to memory_operand.
5566 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5568 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5570 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5572 PR tree-optimization/40219
5573 * tree.c (iterative_hash_expr): Make sure the builtin function is
5574 a normal builtin function and not a front end or back end builtin
5575 before indexing into the built_in_decls array.
5577 2009-05-22 Richard Guenther <rguenther@suse.de>
5580 * alias.c (write_dependence_p): Do not use TBAA for answering
5581 anti-dependence or output-dependence.
5582 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5583 (emit_pointer_definition): Remove.
5584 (emit_alias_warning): Likewise.
5585 (find_what_var_points_to): Remove TBAA pruning code.
5586 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5588 (compute_points_to_sets): Remove code computing the set of
5589 dereferenced pointers.
5590 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5591 oracle for querying anti and output dependencies.
5592 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5593 if TBAA may be applied.
5594 (refs_anti_dependent_p): New function.
5595 (refs_output_dependent_p): Likewise.
5596 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5597 (refs_output_dependent_p): Likewise.
5598 * doc/tree-ssa.texi (Memory model): New section.
5599 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5600 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5601 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5602 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5603 * expr.c (expand_expr_real_1): Likewise.
5604 * gimple-low.c (lower_stmt): Likewise.
5605 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5606 (dump_gimple_cdt): Remove.
5607 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5608 (gimple_size): Likewise.
5609 (walk_gimple_op): Likewise.
5610 (is_gimple_stmt): Likewise.
5611 (walk_stmt_load_store_addr_ops): Likewise.
5612 (gimple_build_cdt): Remove.
5613 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5614 * gimple.h (gimple_cdt_new_type): Remove.
5615 (gimple_cdt_new_type_ptr): Likewise.
5616 (gimple_cdt_set_new_type): Likewise.
5617 (gimple_cdt_location): Likewise.
5618 (gimple_cdt_location_ptr): Likewise.
5619 (gimple_cdt_set_location): Likewise.
5620 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5621 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5622 GIMPLE_CHANGE_DYNAMIC_TYPE.
5623 (verify_types_in_gimple_stmt): Likewise.
5624 * tree-inline.c (estimate_num_insns): Likewise.
5625 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5626 (copy_decl_to_var): Likewise.
5627 (copy_result_decl_to_var): Likewise.
5628 * tree-pretty-print.c (dump_generic_node): Do not handle
5629 CHANGE_DYNAMIC_TYPE_EXPR.
5630 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5631 * tree-ssa-operands.c (get_expr_operands): Likewise.
5632 * tree-ssa-structalias.c (struct variable_info): Remove
5633 no_tbaa_pruning member.
5634 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5635 (unify_nodes): Do not copy it.
5636 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5637 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5638 (set_uids_in_ptset): Do not check it.
5639 (find_what_var_points_to): Likewise.
5640 (compute_tbaa_pruning): Remove.
5641 (compute_points_to_sets): Do not call it.
5642 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5643 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5644 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5645 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5646 (DECL_NO_TBAA_P): Likewise.
5647 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5648 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5649 (expand_omp_atomic_pipeline): Do not set it.
5650 * print-tree.c (print_node): Do not dump it.
5651 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5654 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5657 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5660 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5662 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5665 2009-05-22 Ben Elliston <bje@au.ibm.com>
5667 * Makefile.in (bversion.h, s-bversion): New targets.
5668 (TOPLEV_H): Add bversion.h.
5669 * toplev.h: Include "bversion.h".
5670 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5671 the __format__ attribute only if compiling with the same version
5672 of GCC as the sources (the "build version").
5674 2009-05-22 Ben Elliston <bje@au.ibm.com>
5676 * c-format.c (handle_format_attribute): Fix comment typo.
5678 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5681 * config/ia64/ia64.opt (mfused-madd): New.
5682 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5683 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5684 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5685 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5686 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5687 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5688 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5689 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5690 instruction if !TARGET_FUSED_MADD.
5691 (fpma, fpms): Remove colon from name.
5693 2009-05-22 Richard Guenther <rguenther@suse.de>
5695 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5696 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5697 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5699 (create_expression_by_pieces): Only convert if necessary.
5700 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5701 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5703 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5705 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5706 regular pattern from a template and rename it ...
5707 (*extzv_truncsi_exts): ... to this.
5709 2009-05-21 Richard Guenther <rguenther@suse.de>
5711 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5712 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5713 (cgraph_default_inline_p): Likewise.
5714 (cgraph_decide_inlining_incrementally): Likewise.
5716 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5717 Uros Bizjak <ubizjak@gmail.com>
5719 * config/i386/cpuid.h (bit_MOVBE): New.
5721 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5723 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5724 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5725 (ix86_handle_option): Handle OPT_mmovbe.
5726 (ix86_target_string): Add -mmovbe.
5727 (pta_flags): Add PTA_MOVBE.
5728 (processor_alias_table): Add PTA_MOVBE to "atom".
5729 (override_options): Handle PTA_MOVBE.
5731 * config/i386/i386.h (TARGET_MOVBE): New.
5733 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5734 (*bswapsi_movbe): New.
5735 (*bswapdi_movbe): Likewise.
5736 (bswapdi2): Renamed to ...
5738 (bswapdi2): New expander.
5740 * config/i386/i386.opt (mmovbe): New.
5742 * doc/invoke.texi: Document -mmovbe.
5744 2009-05-21 Taras Glek <tglek@mozilla.com>
5746 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5747 * gcc-plugin.h (plugin_init): Updated signature.
5748 * gcc-plugin.h (plugin_name_args): Moved to this header.
5749 * doc/plugins.texi (plugin_init): Updated documention to reflect
5751 * doc/plugins.texi (plugin_name_args): Added to documention.
5753 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5755 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5756 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5758 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5760 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5761 JUMP_TABLE_DATA_P predicates where applicable.
5762 * config/i386/predicates.md: Ditto.
5763 * config/i386/sse.md: Ditto.
5765 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5767 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5768 operand2 -128 override length_immediate attribute to 1.
5769 * config/i386/predicates.md (constm128_operand): New predicate.
5771 * config/i386/i386.c (memory_address_length): Handle %r12
5772 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5774 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5775 mode look through optional ZERO_EXTEND and SUBREG.
5776 * config/i386/i386.md (R12_REG): New define_constant.
5777 (prefix_data16): For sse unit set also for MODE_TI insns.
5778 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5779 insns set if operand 1 is ext_QIreg_operand.
5780 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5781 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5783 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5784 mode from MODE_DI to MODE_SI.
5785 (movdi_1_rex64): Override modrm and length_immediate attributes
5786 only for movabs (TYPE_IMOV, alternative 2).
5787 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5788 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5789 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5790 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5791 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5792 prefix_rex attribute if DImode.
5793 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5794 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5795 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5796 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5797 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5798 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5799 Likewise. For TYPE_IMOV clear length_immediate attribute.
5800 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5801 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5802 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5803 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5804 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5805 or one operand TYPE_ISHIFT.
5806 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5807 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5808 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5809 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5810 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5811 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5812 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5813 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5814 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5815 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5816 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5817 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5818 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5819 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5820 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5821 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5822 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5823 set mode attribute, don't override length attribute.
5824 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5826 (return_internal_long): Set length attribute to 2 instead of 1.
5827 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5828 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5829 prefix_rex attribute.
5830 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5832 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5834 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5836 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5838 2009-05-20 Ian Lance Taylor <iant@google.com>
5840 * tree.c (build_tree_list_vec_stat): New function.
5841 (ctor_to_vec): New function.
5842 (build_nt_call_vec): New function.
5843 (build_call_array): Change args to be a const pointer.
5844 (build_call_vec): New function.
5845 * tree.h (build_nt_call_vec): Declare.
5846 (build_tree_list_vec_stat): Declare.
5847 (build_tree_list_vec): Define.
5848 (build_call_array): Update declaration.
5849 (build_call_vec): Declare.
5850 (ctor_to_vec): Declare.
5851 * c-common.c (tree_vector_cache): New static variable.
5852 (make_tree_vector): New function.
5853 (release_tree_vector): New function.
5854 (make_tree_vector_single): New function.
5855 (make_tree_vector_copy): New function.
5856 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5857 (make_tree_vector_single, make_tree_vector_copy): Declare.
5858 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5859 (c_parser_expr_list): Don't manage cache here, instead call
5861 (c_parser_release_expr_list): Remove static function.
5862 (c_parser_vec_to_tree_list): Remove static function.
5863 (c_parser_attributes): Call build_tree_list_vec instead of
5864 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5865 c_parser_release_expr_list.
5866 (c_parser_postfix_expression_after_primary): Likewise.
5867 (c_parser_objc_keywordexpr): Likewise.
5869 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5871 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5872 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5873 TARGET_CONVERT_TO_TYPE.
5874 * hooks.c (hook_tree_const_tree_null): Define.
5875 * hooks.h (hook_tree_const_tree_null): Declare.
5876 * target.h (struct gcc_target): Add invalid_parameter_type,
5877 invalid_return_type, promoted_type, and convert_to_type fields.
5878 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5879 (TARGET_INVALID_RETURN_TYPE): Define.
5880 (TARGET_PROMOTED_TYPE): Define.
5881 (TARGET_CONVERT_TO_TYPE): Define.
5882 (TARGET_INITIALIZER): Update for new fields.
5883 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5884 (grokparms): Check targetm.invalid_parameter_type.
5885 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5886 * c-convert.c (convert): Check targetm.convert_to_type.
5888 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5890 * config/mips/mips.md (*extenddi_truncate<mode>,
5891 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5893 (*extendhi_truncateqi): New define_insn_and_sptit.
5895 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5898 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5899 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5901 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5903 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5904 the operand of VIEW_CONVERT_EXPR.
5906 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
5908 * config/i386/driver-i386.c (host_detect_local_cpu): Check
5909 extended family and model for Intel processors. Support Intel Atom.
5911 2009-05-20 Olivier Hainque <hainque@adacore.com>
5913 * gstab.h (stab_code_type): Define, to be used instead of the
5914 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
5916 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
5917 occurrences by stab_code_type.
5918 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
5920 2009-05-20 Martin Jambor <mjambor@suse.cz>
5922 * tree-flow.h (insert_edge_copies_seq): Undeclare.
5923 (sra_insert_before): Likewise.
5924 (sra_insert_after): Likewise.
5925 (sra_init_cache): Likewise.
5926 (sra_type_can_be_decomposed_p): Likewise.
5927 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
5928 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
5929 (sra_insert_before): Likewise.
5930 (sra_insert_after): Likewise.
5931 (sra_init_cache): Likewise.
5932 (insert_edge_copies_seq): Made static and moved upwards.
5934 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
5937 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
5939 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
5940 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
5943 2009-05-20 Richard Guenther <rguenther@suse.de>
5945 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5946 with mismatched comparison modes.
5948 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5950 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
5951 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
5952 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
5953 with shifts for Thumb2.
5954 (orsi_notsi): New for orn.
5955 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
5956 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
5957 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
5958 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
5959 Don't invert remainder for IOR.
5961 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
5963 PR tree-optimization/40087
5964 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
5965 number_of_iterations_ne): Rename never_infinite argument.
5966 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
5967 number_of_iterations_le): Handle pointer-type ivs when
5968 exit_must_be_taken is false.
5969 (number_of_iterations_cond): Do not always assume that
5970 exit_must_be_taken if the control variable is a pointer.
5972 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5974 * c-typeck.c (build_binary_op): Allow % on integal vectors.
5975 * doc/extend.texi (Vector Extension): Document that % is allowed too.
5977 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
5979 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
5980 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
5982 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5985 * c.opt (Wlogical-op): Disabled by default.
5986 * c-opt (c_common_post_options): Do not enable Wlogical-op with
5988 * doc/invoke.texi (Wlogical-op): Likewise.
5990 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
5992 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
5994 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
5995 Propagate the type of the first operand.
5996 <ASSERT_EXPR>: Simplify.
5997 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
5998 Rewrite using the RHS code as discriminant.
5999 <NOP_EXPR>: Turn into CASE_CONVERT.
6000 <PLUS_EXPR>: Propagate the type of the first operand.
6002 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6004 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6005 (ia64_dconst_0_375): New.
6006 * config/ia64/ia64.c (ia64_override_options): Remove
6007 -minline-sqrt-min-latency warning.
6008 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6009 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6010 * config/ia64/ia64.md (*sqrt_approx): Remove.
6011 (sqrtsf2): Remove #if 0.
6012 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6013 (sqrtdf): Remove assert.
6014 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6015 (sqrtxf2): Remove #if 0.
6016 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6017 * div.md (sqrt_approx_rf): New.
6018 (sqrtsf2_internal_thr): New implementation.
6019 (sqrtsf2_internal_lat): New.
6020 (sqrtdf2_internal_thr: New implementation.
6021 (sqrtxf2_internal): New implementation.
6023 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6024 Hans-Peter Nilsson <hp@axis.com>
6026 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6027 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6028 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6029 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6030 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6031 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6032 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6033 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6034 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6035 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6036 * c-common.c: ...from here.
6038 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6040 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6042 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6044 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6046 2009-05-19 Ben Elliston <bje@au.ibm.com>
6048 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6049 assignments with memcpy calls.
6050 (add_fdes): Likewise.
6051 (binary_search_unencoded_fdes): Likewise.
6052 (linear_search_fdes): Eliminate type puns.
6054 2009-05-19 Richard Guenther <rguenther@suse.de>
6056 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6057 not falsely claim to have propagated into all uses.
6059 2009-05-19 Ben Elliston <bje@au.ibm.com>
6061 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6064 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6066 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6067 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6068 (TARGET_LEGITIMATE_ADDRESS_P): New.
6069 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6070 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6072 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6075 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6076 child of the containing namespace's DIE.
6078 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6080 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6081 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6082 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6085 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6088 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6089 gen_align with gen_pad.
6090 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6091 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6093 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6094 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6096 * config/i386/i386.md (align): Renamed to ...
6097 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6098 ASM_OUTPUT_MAX_SKIP_PAD.
6100 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6102 * config.gcc: Fix variable syntax.
6105 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6106 before calling exact_log2.
6107 (output_iorsi3): Likewise.
6108 (output_xorsi3): Likewise.
6110 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6112 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6113 for the none zero constant operand except for EQ and NE
6114 comprisons even when the first operand is R0.
6116 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6118 * config/s390/2064.md: Remove trailing whitespaces.
6119 * config/s390/2084.md: Likewise.
6120 * config/s390/constraints.md: Likewise.
6121 * config/s390/fixdfdi.h: Likewise.
6122 * config/s390/libgcc-glibc.ver: Likewise.
6123 * config/s390/s390-modes.def: Likewise.
6124 * config/s390/s390-protos.h: Likewise.
6125 * config/s390/s390.c: Likewise.
6126 * config/s390/s390.h: Likewise.
6127 * config/s390/s390.md: Likewise.
6128 * config/s390/tpf-unwind.h: Likewise.
6130 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6132 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6134 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6137 * configure.ac (m68k-*-*): Check if binutils support TLS.
6138 * configure: Regenerate.
6139 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6140 * config/m68k/constraints.md (Cu): New constraint.
6141 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6142 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6143 (movsi): Handle TLS symbols.
6144 (addsi3_5200): Handle XTLS symbols, indent.
6145 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6146 (m68k_tls_reference_p): Declare.
6147 (m68k_legitimize_address): Declare.
6148 (m68k_unwrap_symbol): Declare.
6149 * config/m68k/m68k.opt (mxtls): New option.
6150 * config/m68k/m68k.c (ggc.h): Include.
6151 (m68k_output_dwarf_dtprel): Implement hook.
6152 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6153 (m68k_expand_prologue): Load GOT pointer when function needs it.
6154 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6155 (m68k_legitimate_constant_address_p): Same.
6156 (m68k_decompose_address): Handle TLS references.
6157 (m68k_get_gp): New static function.
6158 (enum m68k_reloc): New contants.
6159 (TLS_RELOC_P): New macro.
6160 (m68k_wrap_symbol): New static function.
6161 (m68k_unwrap_symbol): New function.
6162 (m68k_final_prescan_insn_1): New static function.
6163 (m68k_final_prescan_insn): New function.
6164 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6166 (legitimize_pic_address): Handle TLS references..
6167 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6168 (m68k_libcall_value_in_a0_p)
6169 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6170 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6171 (m68k_legitimize_tls_address): Handle TLS references.
6172 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6174 (m68k_legitimize_address): Handle TLS symbols.
6175 (m68k_get_reloc_decoration): New static function.
6176 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6178 (m68k_output_dwarf_dtprel): Implement hook.
6179 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6180 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6181 m68k_call_* routines.
6182 (sched_attr_op_type): Handle TLS symbols.
6183 (gt-m68k.h): Include.
6184 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6185 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6187 2009-05-18 Martin Jambor <mjambor@suse.cz>
6189 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6190 (visit_store_addr_for_mod_analysis): New function.
6191 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6192 (determine_cst_member_ptr): Use gimple_assign_single_p.
6193 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6194 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6195 operands. Don't check number of operands of a NOP_EXPR.
6197 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6199 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6201 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6204 * c-common.c (warn_logical_operator): Don't warn if one of
6205 expression isn't always true or false.
6207 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6209 * config/i386/biarch32.h: New file.
6210 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6212 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6214 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6215 *zero_extend<mode>_truncqi): Merge these into ...
6216 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6217 Name the pattern following this as *zero_extendhi_truncqi.
6219 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6222 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6223 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6224 (output_info): Make field HOST_WIDEST_INT.
6225 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6226 (dump_bitmat_statistics): Same.
6228 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6230 * config.gcc (use_gcc_stdint): Set to wrap.
6231 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6232 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6233 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6234 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6235 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6236 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6237 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6238 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6240 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6242 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6244 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6245 Move definitions earlier.
6246 (OPT_ARCH64, OPT_ARCH32): Define.
6247 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6250 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6253 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6256 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6258 * arm.md (movdi2): Copy non-reg values to DImode registers.
6260 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6263 * final.c (label_to_max_skip): New function.
6264 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6265 CODE_LABEL_NUMBER <= max_labelno.
6266 * output.h (label_to_max_skip): New prototype.
6267 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6268 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6269 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6270 Handle CODE_LABELs with >= 16 byte alignment or with
6271 max_skip == (1 << align) - 1.
6272 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6273 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6276 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6277 .p2align 3 if MAX_SKIP is smaller than 7.
6278 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6280 2009-05-15 Ian Lance Taylor <iant@google.com>
6282 * alias.c (struct alias_set_entry_d): Rename from struct
6283 alias_set_entry. Change all uses.
6284 * except.c (struct call_site_record_d): Rename from struct
6285 call_site_record. Change all uses.
6286 * except.h (struct eh_region_d): Rename from struct eh_region.
6288 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6290 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6291 ivtype_map_elt. Change all uses.
6292 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6294 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6295 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6297 (struct sese_d): Rename from struct sese. Change all uses.
6298 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6299 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6300 * optabs.h (struct optab_d): Rename from struct optab. Change all
6302 (struct convert_optab_d): Rename from struct convert_optab.
6304 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6305 ipa_opt_pass. Change all uses.
6306 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6309 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6310 defined as a typedef.
6311 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6314 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6317 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6319 (merge_ranges): Returns bool.
6320 * tree.h (make_range): .. to here.
6321 (build_range_check): Likewise.
6322 (merge_ranges): Likewise. Renamed from merge_ranges.
6323 * c-typeck.c (parser_build_binary_op): Update calls to
6324 warn_logical_operator.
6325 * c-common.c (warn_logical_operator): Add new warning.
6326 * c-common.h (warn_logical_operator): Update declaration.
6328 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6330 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6332 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6334 * doc/install.texi: Document MPC requirements, flags etc.
6336 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6337 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6338 Evaluate constant arguments.
6339 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6340 (fold_builtin_1): Likewise, also evaluate constant arguments.
6341 Remove superfluous break.
6342 (do_mpc_ckconv): New.
6343 * real.h: Include mpc.h.
6344 * toplev.c (print_version): Output MPC version info if available.
6346 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6348 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6350 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6352 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6355 2009-05-15 Jan Hubicka <jh@suse.cz>
6357 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6358 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6359 (try_inline): Fix return value.
6360 (cgraph_decide_inlining_incrementally): Honor new value.
6361 (cgraph_early_inlining): Handle indirect inlining.
6362 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6364 2009-05-15 Jan Hubicka <jh@suse.cz>
6366 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6367 * cgraphunit.c (cgraph_finalize_function): Set it.
6368 (cgraph_expand_function): Use it.
6370 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6372 * real.c (encode_ieee_half): Define.
6373 (decode_ieee_half): Define.
6374 (ieee_half_format): Define.
6375 (arm_half_format): Define.
6376 * real.h (ieee_half_format): Declare.
6377 (arm_half_format): Declare.
6379 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6381 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6382 swapped, and reversed optabs exist before trying to use them.
6384 2009-05-15 Paul Brook <paul@codesourcery.com>
6385 Sandra Loosemore <sandra@codesourcery.com>
6387 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6388 loads. Allow PRE_DEC.
6389 (output_move_neon): Handle PRE_DEC.
6390 (arm_print_operand): Add 'A' for neon structure loads.
6391 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6392 * config/arm/neon.md (neon_mov): Update comment.
6393 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6395 (Um): New constraint.
6397 2009-05-15 Jan Hubicka <jh@suse.cz>
6399 Revert the following patch until testsuite fallout is fixed:
6400 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6401 * cgraph.h (struct inline_summary): New filed self_wize,
6402 size_inlining_benefit, self_time and time_inlining_benefit.
6403 (struct cgraph_global_info): Replace insns by time ans size fields.
6404 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6405 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6406 (ipcp_update_callgraph): Do not touch function bodies.
6407 * ipa-inline.c: Include except.h
6408 (MAX_TIME): New constant.
6409 (overall_insns): Remove
6410 (overall_size, max_benefit): New static variables.
6411 (cgraph_estimate_time_after_inlining): New function.
6412 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6413 (cgraph_clone_inlined_nodes): Update size.
6414 (cgraph_mark_inline_edge): Update size.
6415 (cgraph_estimate_growth): Use size info.
6416 (cgraph_check_inline_limits): Check size.
6417 (cgraph_default_inline_p): Likewise.
6418 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6419 (cgraph_decide_recursive_inlining): Check size.
6420 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6422 (cgraph_decide_inlining): Likewise.
6423 (cgraph_decide_inlining_incrementally): Likewise; honor
6424 PARAM_EARLY_INLINING_INSNS.
6425 (likely_eliminated_by_inlining_p): New predicate.
6426 (estimate_function_body_sizes): New function.
6427 (compute_inline_parameters): Use it.
6428 * except.c (must_not_throw_labels): New function.
6429 * except.h (must_not_throw_labels): Declare.
6430 * tree-inline.c (init_inline_once): Kill inlining_weigths
6431 * tree-ssa-structalias.c: Avoid uninitialized warning.
6432 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6433 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6434 (PARAM_INLINE_CALL_COST): Remove.
6435 (PARAM_EARLY_INLINING_INSNS): New.
6437 2009-05-15 Richard Guenther <rguenther@suse.de>
6439 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6440 not TODO_update_ssa.
6442 2009-05-15 Richard Guenther <rguenther@suse.de>
6444 PR tree-optimization/39999
6445 * gimple.h (gimple_expr_type): Use the expression type looking
6446 through useless conversions.
6447 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6448 (vn_nary_op_insert_stmt): Likewise.
6449 (simplify_binary_expression): Likewise.
6451 2009-05-15 Richard Guenther <rguenther@suse.de>
6453 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6454 New options, enabled by default.
6455 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6457 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6458 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6459 * tree-ssa-structalias.c (gate_tree_pta): New function.
6460 (pass_build_alias): Use it.
6462 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6464 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6465 recurse on an invariant address if a conversion from a pointer
6466 type to a wider integer type is involved.
6468 2009-05-15 Jan Hubicka <jh@suse.cz>
6470 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6471 * cgraph.h (struct inline_summary): New filed self_wize,
6472 size_inlining_benefit, self_time and time_inlining_benefit.
6473 (struct cgraph_global_info): Replace insns by time ans size fields.
6474 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6475 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6476 (ipcp_update_callgraph): Do not touch function bodies.
6477 * ipa-inline.c: Include except.h
6478 (MAX_TIME): New constant.
6479 (overall_insns): Remove
6480 (overall_size, max_benefit): New static variables.
6481 (cgraph_estimate_time_after_inlining): New function.
6482 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6483 (cgraph_clone_inlined_nodes): Update size.
6484 (cgraph_mark_inline_edge): Update size.
6485 (cgraph_estimate_growth): Use size info.
6486 (cgraph_check_inline_limits): Check size.
6487 (cgraph_default_inline_p): Likewise.
6488 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6489 (cgraph_decide_recursive_inlining): Check size.
6490 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6492 (cgraph_decide_inlining): Likewise.
6493 (cgraph_decide_inlining_incrementally): Likewise; honor
6494 PARAM_EARLY_INLINING_INSNS.
6495 (likely_eliminated_by_inlining_p): New predicate.
6496 (estimate_function_body_sizes): New function.
6497 (compute_inline_parameters): Use it.
6498 * except.c (must_not_throw_labels): New function.
6499 * except.h (must_not_throw_labels): Declare.
6500 * tree-inline.c (init_inline_once): Kill inlining_weigths
6501 * tree-ssa-structalias.c: Avoid uninitialized warning.
6502 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6503 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6504 (PARAM_INLINE_CALL_COST): Remove.
6505 (PARAM_EARLY_INLINING_INSNS): New.
6506 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6507 (inline-call-cost): Remove.
6508 (early-inlining-insns): New.
6510 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6512 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6514 (print_int_cst_bounds_in_octal_p): Likewise.
6515 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6517 * dwarf2out.c (base_type_die): Likewise.
6518 (is_subrange_type): Delete.
6519 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6520 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6521 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6522 if the destination type is boolean.
6523 (build_range_check): Do not special-case subtypes.
6524 (fold_sign_changed_comparison): Likewise.
6525 (fold_unary): Likewise.
6526 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6527 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6528 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6529 * tree.c (subrange_type_for_debug_p): New predicate based on the
6530 former is_subrange_type.
6531 * tree.h (subrange_type_for_debug_p): Declare.
6532 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6533 (convert_affine_scev): Remove call to above function.
6534 (chrec_convert_aggressive): Likewise.
6535 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6536 false for conversions involving subtypes.
6537 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6538 (vrp_val_min): Likewise.
6539 (needs_overflow_infinity): Likewise.
6540 (extract_range_from_unary_expr): Likewise.
6542 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6544 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6545 * config/frv/frv.c: Likewise.
6546 * config/s390/s390.c: Likewise.
6547 * config/sparc/sparc.h: Likewise.
6548 * config/i386/i386.h: Likewise.
6549 * config/i386/i386.c: Likewise.
6550 * config/crx/crx.c: Likewise.
6551 * config/m68hc11/m68hc11.h: Likewise.
6552 * config/iq2000/iq2000.c: Likewise.
6553 * config/mn10300/mn10300.h: Likewise.
6554 * config/mn10300/mn10300.c: Likewise.
6555 * config/m68k/m68k.c: Likewise.
6556 * config/rs6000/rs6000.c: Likewise.
6557 * config/rs6000/xcoff.h: Likewise.
6558 * config/rs6000/linux64.h: Likewise.
6559 * config/rs6000/sysv4.h: Likewise.
6560 * config/score/score3.c: Likewise.
6561 * config/score/score7.c: Likewise.
6562 * config/score/score.c: Likewise.
6563 * config/arm/arm.md: Likewise.
6564 * config/mips/mips.c: Likewise.
6565 * config/mips/mips.md: Likewise.
6566 * config/bfin/bfin.h: Likewise.
6567 * config/pa/pa.c: Likewise.
6568 * config/pa/constraints.md: Likewise.
6570 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6571 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6572 * config/pdp11/pdp11.h: Use memory_address_p instead.
6574 2009-05-14 Ian Lance Taylor <iant@google.com>
6576 * passes.c (finish_optimization_passes): Change i to int.
6577 * plugin.c (plugins_active_p): Change event to int.
6578 (dump_active_plugins): Likewise.
6579 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6581 * tree.c (tree_range_check_failed): Change c to unsigned int.
6582 (omp_clause_range_check_failed): Likewise.
6583 (build_common_builtin_nodes): Change mode to int. Add cast.
6584 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6585 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6587 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6588 ++ or -- with a variable of enum type.
6590 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6593 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6595 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6597 * store-motion.c: Do not include params.h
6598 * Makefile.in: Fix dependencies for various files.
6600 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6602 * auto-inc-dec.c: Fix pass description, remove apparent
6603 accidental duplication.
6605 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6608 * ipa-utils.h (memory_identifier_string): Moved to ...
6609 * tree.h (memory_identifier_string): Here. Add GTY(()).
6611 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6613 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6614 in the former documentation of...
6615 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6616 * ira-conflicts.c (get_dup_num): Use address_operand.
6617 * targhooks.c (default_legitimate_address_p): New.
6618 * targhooks.h (default_legitimate_address_p): New.
6619 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6621 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6622 * target.h (struct target): Add legitimate_address_p.
6623 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6624 (TARGET_INITIALIZER): Include it.
6626 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6627 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6628 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6629 (TARGET_LEGITIMATE_ADDRESS_P): New.
6631 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6632 (REG_OK_STRICT_P): Delete.
6633 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6634 (frv_legitimate_address_p_1): ... this.
6635 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6636 (frv_legitimate_address_p_1): ... the renamed old
6637 frv_legitimate_address_p.
6638 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6639 (TARGET_LEGITIMATE_ADDRESS_P): New.
6641 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6642 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6643 * config/s390/s390.c (legitimate_address_p): Rename to...
6644 (s390_legitimate_address_p): ... this, make static.
6645 (legitimize_address): Adjust call.
6646 (TARGET_LEGITIMATE_ADDRESS_P): New.
6647 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6649 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6650 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6651 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6652 (TARGET_LEGITIMATE_ADDRESS_P): New.
6654 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6655 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6656 * config/spu/spu.c (spu_legitimate_address): Rename to...
6657 (spu_legitimate_address_p): ... this, make static.
6658 (TARGET_LEGITIMATE_ADDRESS_P): New.
6660 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6661 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6662 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6663 (sparc_legitimate_address_p): ... this, make static and return bool.
6664 (legitimize_address): Adjust call.
6665 (TARGET_LEGITIMATE_ADDRESS_P): New.
6667 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6668 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6669 * config/i386/i386.c (legitimate_address_p): Rename to...
6670 (ix86_legitimate_address_p): ... this, make static.
6671 (constant_address_p): Move after it, adjust call.
6672 (TARGET_LEGITIMATE_ADDRESS_P): New.
6674 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6675 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6676 * config/avr/avr.c (legitimate_address_p): Rename to...
6677 (avr_legitimate_address_p): ... this, make static.
6678 (legitimize_address): Adjust call.
6679 (TARGET_LEGITIMATE_ADDRESS_P): New.
6681 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6682 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6683 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6684 (TARGET_LEGITIMATE_ADDRESS_P): New.
6686 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6687 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6688 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6689 (TARGET_LEGITIMATE_ADDRESS_P): New.
6691 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6692 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6694 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6696 (TARGET_LEGITIMATE_ADDRESS_P): New.
6698 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6699 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6701 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6703 (m68hc11_legitimate_address_p): ... this, make static.
6704 (go_if_legitimate_address_internal): Rename to...
6705 (m68hc11_legitimate_address_p_1): ... this.
6706 (legitimize_address): Adjust call.
6707 (TARGET_LEGITIMATE_ADDRESS_P): New.
6709 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6710 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6711 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6712 (TARGET_LEGITIMATE_ADDRESS_P): New.
6714 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6715 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6716 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6717 (mn10300_legitimate_address_p): ... this, make static.
6718 (TARGET_LEGITIMATE_ADDRESS_P): New.
6720 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6721 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6722 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6723 (TARGET_LEGITIMATE_ADDRESS_P): New.
6725 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6726 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6727 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6728 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6729 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6730 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6731 (rs6000_legitimate_address_p): ... this, make static.
6732 (TARGET_LEGITIMATE_ADDRESS_P): New.
6733 (REG_MODE_OK_FOR_BASE_P): Delete.
6734 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6736 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6737 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6739 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6740 static, adjust types.
6741 (TARGET_LEGITIMATE_ADDRESS_P): New.
6743 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6744 * config/score/score.c (score_address_p): Rename to...
6745 (score_legitimate_address_p): ... this.
6746 (TARGET_LEGITIMATE_ADDRESS_P): New.
6747 * config/score/score3.c (score3_address_p): Rename to...
6748 (score3_legitimate_address_p): ... this.
6749 * config/score/score7.c (score7_address_p): Rename to...
6750 (score7_legitimate_address_p): ... this.
6752 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6753 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6754 GO_IF_LEGITIMATE_ADDRESS): Delete.
6755 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6756 thumb2_legitimate_address_p): Delete.
6757 (arm_legitimate_address_p): Rename to...
6758 (arm_legitimate_address_outer_p): ... this.
6759 * config/arm/constraints.md ("Uq"): Adjust call.
6760 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6761 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6763 (arm_legitimate_address_outer_p): ... this.
6764 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6766 (TARGET_LEGITIMATE_ADDRESS_P): New.
6768 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6769 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6770 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6771 (TARGET_LEGITIMATE_ADDRESS_P): New.
6773 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6774 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6775 * config/vax/vax.c (legitimate_address_p): Rename to...
6776 (vax_legitimate_address_p): ... this, make static.
6777 (TARGET_LEGITIMATE_ADDRESS_P): New.
6779 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6780 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6781 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6782 (TARGET_LEGITIMATE_ADDRESS_P): New.
6784 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6785 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6786 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6787 (mmix_legitimate_address_p): ... this, make static.
6788 (TARGET_LEGITIMATE_ADDRESS_P): New.
6790 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6791 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6792 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6793 (TARGET_LEGITIMATE_ADDRESS_P): New.
6795 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6797 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6798 of MODE_COMPLEX_INT.
6800 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6802 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6803 LCT_NORMAL in function call.
6804 * mips-tdump.c (print_file_desc): Add cast to enum type.
6805 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6806 (mark_stabs): Add casts to enum types.
6807 (parse_stabs_common): Add casts to enum types.
6809 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6811 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6812 Check for invalid values of LETTER.
6814 2009-05-13 Taras Glek <tglek@mozilla.com>
6816 * attribs.c (register_attribute): moved out attribute registration
6817 into register_attribute.
6818 * doc/plugins.texi: Documented register_attribute and
6820 * gcc-plugin.h: Added forward decl for register_attribute.
6821 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6822 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6823 PLUGIN_ATTRIBUTES boilerplate.
6825 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6827 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6828 values even in sentinel and empty entries.
6829 (ms_printf_flag_specs): Likewise.
6830 (ms_scanf_flag_specs): Likewise.
6831 (ms_strftime_flag_specs): Likewise.
6832 (ms_print_char_table): Likewise.
6833 (ms_scan_char_table): Likewise.
6834 (ms_time_char_table): Likewise.
6836 2009-05-13 Doug Kwan <dougkwan@google.com>
6838 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6840 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6842 * config/mips/mips.md (store): Add attributes for QI and HI.
6844 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6845 (truncdi<mode>2): ... this new pattern.
6847 2009-05-13 Brad Hards <bradh@kde.org>
6849 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6851 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6852 Ben Elliston <bje@au.ibm.com>
6855 * dse.c (check_mem_read_rtx): Guard against width == -1.
6857 2009-05-13 Michael Matz <matz@suse.de>
6860 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6861 (trivially_conflicts_p): New function.
6862 (insert_backedge_copies): Use it.
6864 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6866 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6867 (handle_stdc_pragma): Use new enum constant names.
6868 (handle_pragma_float_const_decimal64): Ditto.
6870 2009-05-13 Ian Lance Taylor <iant@google.com>
6872 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6875 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6877 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6878 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6880 * config/m68k/m68k.h (FL_UCLINUX): Define.
6882 2009-05-13 Jan Hubicka <jh@suse.cz>
6884 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6886 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6888 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6889 unless -fschedule-insns is specified.
6891 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6894 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6895 TARGET_EXPAND_CBRANCHDI4.
6896 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6897 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6898 (cmpeqdi): Fix comment.
6900 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6902 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6903 (sh_legitimate_address_p): Likewise.
6904 * config/sh/sh.c (sh_legitimate_index_p): New.
6905 (sh_legitimate_address_p): Likewise.
6906 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
6907 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
6908 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
6909 (MAYBE_BASE_REGISTER_RTX_P): New macro.
6910 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
6911 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
6912 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
6913 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
6914 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
6916 2009-05-12 Jan Hubicka <jh@suse.cz>
6918 * tree-inline.c (estimate_operator_cost): Add operands;
6919 when division happens by constant, it is cheap.
6920 (estimate_num_insns): Loads and stores are not having cost of 0;
6921 EH magic stuff is cheap; when computing runtime cost of switch,
6922 use log2 base of amount of its cases; builtin_expect has cost of 0;
6923 compute cost for moving return value of call.
6924 (init_inline_once): Initialize time_based flags.
6925 * tree-inline.h (eni_weights_d): Add time_based flag.
6927 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6929 * df-core.c: Update head documentation.
6931 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6934 * rs6000.c (rs6000_generate_compare): Use op1b instead of
6935 shadowing exisiting variable op1.
6937 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
6940 * config/i386/driver-i386.c (processor_signatures): New enum.
6941 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
6942 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
6943 processor signature to detect geode processor.
6945 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6949 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6951 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6952 causes spurious differences between trunk and cond-optab branch.
6954 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6956 * dojump.c (compare_from_rtx): Delete.
6957 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
6958 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
6959 if the comparison does not satisfy the predicate; test predicates for
6960 operands 2 and 3 of a cstore pattern. Don't try cstore optab
6961 further if one existing pattern fails.
6962 * expr.h (compare_from_rtx): Delete.
6963 (prepare_operand): Declare it.
6964 * optabs.c: Change "lib call" to "libcall" throughout.
6965 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
6966 HAVE_conditional_trap, emit_cmp_insn): Delete.
6967 (can_compare_p): Delete cmp_optab case.
6968 (prepare_float_lib_cmp): Return an rtx and a machine mode.
6969 Accept other parameters by value.
6970 (prepare_operand): Make non-static.
6971 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
6972 other parameters by value. Try to widen operands here based on
6973 an optab_methods argument and looking at cbranch_optab.
6974 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
6975 loop. Use cbranch_optab directly.
6976 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
6977 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
6979 (emit_conditional_move, emit_conditional_add): Inline what's needed
6980 of compare_from_rtx, using new prepare_cmp_insn for the rest.
6981 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
6982 with COMPARE. Move cmov_optab and cstore_optab above
6983 with cbranch_optab, move cmp_optab down with ucmp_optab,
6984 remove tst_otpab. Do not initialize trap_rtx.
6985 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
6986 for trap code. Do not check HAVE_conditional_trap. Use
6987 prepare_cmp_insn. Accept no predicate for operand 3.
6988 * optabs.h (OTI_cmp): Mark as used only for libcalls.
6989 (OTI_ctrap, ctrap_optab): New.
6990 (tst_optab): Delete.
6991 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
6992 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
6993 with lookup of ctrap_optab.
6994 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
6998 * combine.c (combine_simplify_rtx, simplify_set): Do not
6999 special case comparing against zero for cc0 machines.
7000 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7001 COMPARE on cc0 machines.
7002 (simplify_relational_operation): Return a new expression when
7003 a COMPARE could be removed.
7004 * final.c (final_scan_insn): Compare cc_status values
7005 against LHS of a (compare FOO (const_int 0)) cc0 source.
7006 Also check if cc_status.value is the full compare.
7008 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7009 (cstoreMM4): Document.
7010 (conditional_trap): Document ctrapMM4 instead.
7011 (sync_compare_and_swapMM): Refer to cbranchcc4.
7012 (Dependent Patterns): Eliminate obsolete information referring to
7013 the old jump optimization phase.
7014 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7015 of compares with 0 on cc0 machines.
7016 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7017 avoiding references to cc0. Remove text about storing operands
7019 * doc/tm.texi (Condition Codes): Include blurb on different
7020 condition code representations, separate into subsections for
7021 CC0, MODE_CC and conditional execution.
7023 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7024 alpha_emit_setcc): Accept operands and a machine mode.
7025 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7026 Get code/op0/op1 from operands, use machine mode argument
7027 instead of alpha_compare.fp_p. Emit the branch here.
7028 (alpha_emit_setcc): Likewise, and return boolean.
7029 (alpha_emit_conditional_move): Likewise. Assert that
7030 cmp_op_mode == cmp_mode, and simplify accordingly.
7031 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7032 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7033 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7035 (stack probe test): Use cbranchdi4.
7036 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7038 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7039 * config/arc/arc.h (movsicc, movsfcc): Use it.
7040 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7041 (cbranchsi4, cstoresi4): New.
7042 (cmpsi, bCC and sCC expanders): Remove.
7044 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7045 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7046 * config/arm/predicates.md (arm_comparison_operator): Only include
7047 floating-point operators if there is a hardware floating-point unit.
7048 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7049 deferring to cbranch_cc and cstore_cc respectively.
7050 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7051 cbranch_cc, cstore_cc): New.
7052 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7054 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7056 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7057 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7059 (adjust_insn_length): Adjust calls.
7060 (avr_reorg): Handle (compare (foo) (const_int 0)).
7061 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7062 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7063 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7064 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7066 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7067 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7069 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7070 (cbranchsi4, cstorebi4, cstoresi4): New.
7071 (movbisi): This insn is duplicate, split it to zero_extend.
7072 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7073 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7074 (bfin_optimize_loop): Use cbranch expander.
7075 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7076 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7077 (bfin_bimode_comparison_operator): ... this.
7078 (bfin_direct_comparison_operator): New.
7080 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7081 inside (compare FOO (const_int 0)).
7082 (cris_rtx_costs): Handle ZERO_EXTRACT.
7083 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7084 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7085 (*tstdi_v32): Delete.
7086 (*cmpdi_non_v32): Add M alternative for operand 1.
7087 (cmpsi, cmp<mode>): Make private.
7088 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7090 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7092 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7093 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7094 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7095 (cc_reg_operand): New.
7097 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7098 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7099 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7100 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7101 crx_expand_scond): Delete.
7103 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7105 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7106 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7108 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7109 cstoresi4, cstoresf4, cstoredf4): New.
7110 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7111 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7112 Receive the entire operands array.
7113 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7114 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7115 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7116 Get test/op0/op1 from the operands array.
7117 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7119 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7120 (h8300_expand_store): New.
7121 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7123 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7124 (h8300_expand_store): New.
7125 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7126 or do not try to produce (set (cc0) REG).
7127 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7128 change a compare into a move to a scratch register. Disable some
7129 peepholes when comparing with zero.
7130 (tstsi, tsthi, tstsi, cmpqi): Make private.
7133 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7136 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7137 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7138 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7139 (ix86_emit_i387_log1p): Use cbranchxf2.
7140 (ix86_expand_setcc): Return void.
7141 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7142 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7143 cmp<MODEF>, cmpcc): Remove.
7144 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7145 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7146 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7147 (sCC and bCC expanders): Remove.
7148 (stack_protect_test): Use cbranchcc4.
7150 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7152 (ia64_expand_compare): Accept three rtx by reference and return void.
7153 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7154 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7155 from *expr. Update *expr with the BImode comparison to do.
7156 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7157 cmptf, bCC, sCC, conditional_trap): Delete.
7158 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7159 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7160 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7161 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7162 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7164 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7165 type of last argument.
7166 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7167 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7168 use machine mode argument instead of branch_type. Remove dead
7169 code for floating-point comparisons.
7170 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7171 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7173 (cbranchsi4, cstoresi4): New.
7174 * config/iq2000/predicates.md (reg_or_const_operand): New.
7176 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7177 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7178 (b<code>_op): Rewrite to...
7179 (bcc_op): ... this, using match_operator.
7180 (s<code>_op): Rewrite to...
7181 (scc_op): ... this, using match_operator.
7182 (s<code>_24_op): Rewrite to...
7183 (scc_op_24): ... this, using match_operator.
7184 (s<code>_<mode>): Rewrite to...
7185 (cstore<mode>4): ... this, using match_operator.
7186 (s<code>_<mode>_24): Rewrite to...
7187 (cstore<mode>4_24): ... this, using match_operator.
7188 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7189 m32c_unpend_compare, m32c_expand_scc): Delete.
7190 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7191 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7192 (m32c_expand_movcc): Change NE to EQ if necessary.
7193 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7195 * config/m32r/m32r-protos.h (gen_cond_store): New.
7196 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7197 (gen_cond_store): New, from sCC patterns.
7198 (m32r_expand_block_move): Use cbranchsi4.
7199 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7200 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7201 (cbranchsi4, cstoresi4): New.
7203 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7205 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7206 (m68hc11_notice_update_cc): Look into a compare with 0.
7207 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7209 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7210 cmphi, cmpqi, bCC): Delete.
7211 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7212 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7213 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7216 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7217 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7218 * config/m68k/constraints.md (H): New.
7219 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7220 the define_insn below.
7221 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7222 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7223 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7224 patterns): Wrap RHS with COMPARE.
7225 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7226 (*cmpdi_internal): Name this pattern.
7227 (cmpdi): Change to define_insn.
7228 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7229 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7230 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7232 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7233 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7234 (conditional_trap): Change to...
7235 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7236 (*conditional_trap): Use the ordered_comparison_operator and
7237 const1_operand predicates.
7238 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7239 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7240 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7241 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7243 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7244 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7245 (mcore_gen_compare): New.
7246 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7247 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7248 (mcore_gen_compare): ... this.
7249 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7250 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7251 (stack probe pattern): Use cbranchsi4.
7253 * config/mips/predicates.md (mips_cstore_operator): New.
7254 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7255 * config/mips/mips.md (any_cond): Delete.
7256 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7258 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7259 fixuns_truncsfdi2): Use cbranch patterns.
7260 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7261 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7262 Adjust call to mips_expand_conditional_branch.
7263 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7265 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7266 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7267 * config/mips/mips.c (cmp_operands): Delete.
7268 (mips_emit_compare): Get comparison operands from *op0/*op1.
7269 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7270 that it succeeds. Use op0/op1 instead of cmp_operands.
7271 (mips_expand_conditional_branch, mips_expand_conditional_move,
7272 mips_expand_conditional_trap): Likewise.
7273 (mips_block_move_loop): Use cbranch patterns.
7274 * config/mips/mips.h (cmp_operands): Delete.
7276 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7277 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7278 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7279 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7280 (*cmpcc_folded): Rename to...
7281 (*cmpdi_folded): this.
7282 (*cmpcc): Rename to...
7284 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7287 (cbranchdf4): New. Handle invalid comparisons here.
7288 * config/mmix/predicates.md (float_comparison_operator): New.
7290 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7291 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7292 * config/mn10300/mn10300.md (tst): Delete.
7293 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7294 Name these patterns and wrap RHS in a compare.
7295 (*cmpsi): Make this pattern private. Include tst.
7296 (*cmpsf): Make this pattern private.
7297 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7298 (compare with zero peepholes): Likewise.
7300 (cbranchsi4, cbranchsf4): New.
7301 (casesi): Use cbranchsi4.
7303 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7304 hppa_branch_type): Delete.
7305 (return_addr_rtx): Use cbranchsi4.
7306 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7307 Emit CCFPmode comparison here.
7308 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7309 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7310 hppa_branch_type): Delete.
7311 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7312 (movsicc, movdicc): Remove references to hppa_compare_op0,
7313 hppa_compare_op1 and compare_from_rtx.
7314 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7315 (casesi): Use cbranchsi4.
7317 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7318 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7319 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7320 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7321 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7323 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7324 (*branch, *branch_inverted): New.
7326 * config/picochip/picochip.md (cbranchhi4): Use
7327 ordered_comparison_operator.
7328 (cmphi, bCC): Remove.
7330 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7331 (trap_comparison_operator): Delete.
7332 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7333 rs6000_emit_cbranch): Accept mode and operands.
7334 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7335 rs6000_compare_fp_p): Delete.
7336 (rs6000_generate_compare): Accept mode and comparison. Extract code
7337 and op0/op1 from there. Replace references to rs6000_compare_op0
7338 and rs6000_compare_op1.
7339 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7340 extract result from passed operands.
7341 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7342 extract loc from passed operands.
7343 (rs6000_emit_cmove): Likewise.
7344 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7345 rs6000_compare_fp_p): Delete.
7346 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7347 (cbranch<GPR>4, cbranch<FP>4): New.
7348 (cstore<mode>4): New. Consolidate here all choices about when to use
7349 portable or specialized sCC sequences.
7350 (stack_protect_test): Use cbranchsi4.
7351 (conditional_trap): Replace with ctrap<GPR>4.
7352 (conditional trap insn): Replace trap_comparison_operator with
7353 ordered_comparison_operator.
7355 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7356 (s390_emit_prologue): Use ctrap.
7357 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7358 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7359 New predicates replacing...
7360 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7361 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7362 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7363 (add<mode>cc): Do not use s390_compare_op0/op1.
7364 (s<code>): Change to...
7365 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7367 (cstorecc4): ... this. Handle EQ or NE equally.
7368 (*sne): Un-privatize for use in cstorecc4.
7369 (b<code>): Change to...
7370 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7371 (conditional_trap): Replace with...
7372 (ctrap<GPR>4, ctrap<FP>4): ... these.
7373 (stack_protect): Use cbranchcc4.
7375 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7376 * config/score/score-protos.h (score_gen_cmp): Delete.
7377 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7378 (score_block_move-loop): Use cbranchsi4.
7379 * config/score/score.md (cbranchsi4): New.
7380 (cmpsi, bCC): Delete.
7381 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7382 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7383 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7384 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7385 * config/score/score3.h (score3_gen_cmp): Delete.
7386 * config/score/score7.h (score7_gen_cmp): Delete.
7388 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7389 (sh_emit_scc_to_t): ... this. Return void.
7390 (from_compare): Rename to...
7391 (sh_emit_compare_and_branch): ... this.
7392 (sh_emit_compare_and_set): New.
7393 (sh_expand_t_scc): Accept operands.
7394 * config/sh/predicates.md (sh_float_comparison_operator): New.
7395 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7396 (prepare_scc_operands): Rename to...
7397 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7399 (sh_emit_cheap_store_flag): New.
7400 (sh_emit_set_t_insn): New.
7401 (from_compare): Rename to...
7402 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7403 handling of TARGET_SH2E floating point to avoid recursive call.
7404 Generate branch here.
7405 (sh_emit_compare_and_set): New.
7406 (sh_expand_t_scc): Get op0/op1 from arguments.
7407 (sh_emit_cheap_store_flag): New.
7408 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7410 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7411 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7412 (movsicc, movdicc): Do nothing when it recreated operands from
7413 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7414 prepare_scc_operands (now sh_emit_scc_to_t).
7415 (udivdi3): Use cstoresi4.
7416 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7417 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7418 (cbranchint4_media, cbranchfp4_media): New.
7419 (casesi): Use cbranchdi4.
7420 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7422 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7423 (movnegt): Remove second operand.
7424 (cbranchsf4, cbranchdf4): New.
7425 (stack_protect): Use cbranchdi4/cbranchsi4.
7427 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7428 (gen_compare_reg): Accept comparison, extract part of it to...
7429 (gen_compare_reg_1): ... this.
7430 (gen_compare_operator): Delete.
7431 (gen_v9_scc): Accept separate destination, comparison code and arms.
7432 Do not use sparc_compare_op0/sparc_compare_op1.
7433 (emit_scc_insn, emit_conditional_branch_insn): New.
7434 (emit_v9_brxx): Make static. Remove useless assertion.
7435 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7437 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7438 * config/sparc/sparc-protos.h (gen_compare_reg,
7439 sparc_emit_float_lib_cmp): Adjust prototype.
7440 (emit_scc_insn, emit_conditional_branch_insn): New.
7441 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7442 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7443 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7444 iterators to the top.
7445 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7446 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7447 snedi_special_trunc): Delete.
7448 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7449 and snedi_special_trunc.
7450 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7451 cbranchdi4, cbranch<F:mode>4): New.
7452 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7453 here. Use gen_compare_reg instead of gen_compare_operator.
7454 (conditional_trap): Replace with...
7455 (ctrapsi4, ctrapdi4): ... this.
7456 (stack_protect_test): Use cbranchcc4.
7458 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7460 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7461 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7462 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7463 from operands[0] or operands[3] depending on is_set.
7464 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7465 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7466 cmpdf, bCC), sCC: Remove.
7467 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7468 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7470 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7471 spu_emit_branch_or_set.
7473 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7475 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7476 xstormy16_compare_op1): Delete.
7477 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7478 xstormy16_compare_op1): Delete.
7479 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7481 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7482 (cmphi, cmpsi, bCC): Remove.
7484 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7485 (*cmpsi): ... this one.
7486 (cbranchsi4, cstoresi4): New.
7487 (bCC expanders): Delete.
7488 (sCC insns): Fold into...
7489 (*setcc): ... this one.
7490 (casesi): Do not use gen_cmpsi and gen_bgtu.
7491 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7492 (movsicc): Simplify.
7493 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7495 * config/vax/vax-protos.h (cond_name): New.
7496 (vax_output_conditional_branch): Remove.
7497 * config/vax/vax.c (cond_name): New.
7498 (vax_output_conditional_branch): Remove.
7499 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7500 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7501 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7502 (bit<VAXint>): Wrap source with (compare).
7503 (b<code> and following unnamed pattern): Rename to *branch and
7504 *branch_reversed. Change macroization to match_operator.
7505 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7507 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7508 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7509 Change last argument to machine_mode.
7510 (xtensa_expand_scc): Add machine_mode argument.
7511 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7512 (gen_conditional_move, xtensa_expand_conditional_branch,
7513 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7514 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7515 Adjust operand numbers.
7516 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7518 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7519 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7520 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7522 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7524 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7525 causes spurious differences between trunk and cond-optab branch.
7527 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7530 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7532 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7534 * tree.c (iterative_hash_pointer): Delete.
7535 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7536 Hash UIDs and versions of SSA names. Don't special-case built-in
7537 function declarations.
7539 2009-05-11 Ian Lance Taylor <iant@google.com>
7542 * graphite.c: Force -Wc++-compat to only be a warning before
7543 #including "cloog/cloog.h".
7545 2009-05-11 Martin Jambor <mjambor@suse.cz>
7547 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7549 2009-05-11 Jan Hubicka <jh@suse.cz>
7551 * tree-ssa-loop-ivcanon.c: Include target.h
7552 (struct loop_size): new structure.
7553 (constant_after_peeling): New predicate.
7554 (tree_estimate_loop_size): New function.
7555 (estimated_unrolled_size): Rewrite for new estimates.
7556 (try_unroll_loop_completely): Use new estimates.
7557 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7559 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7561 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7562 libcpp interface change.
7563 (spu_macro_to_expand): Likewise.
7565 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7567 PR tree-optimization/40026
7568 * gimplify.c (gimplify_init_constructor): Change initial conditional
7569 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7570 optimize_compound_literals_in_ctor.
7572 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7574 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7576 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7578 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7580 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7581 HOST_WIDE_INT for gap.
7583 2009-05-11 Ira Rosen <irar@il.ibm.com>
7585 PR tree-optimization/40074
7586 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7587 account in group size and step comparison.
7589 2009-05-11 Richard Guenther <rguenther@suse.de>
7591 * passes.c (init_optimization_passes): Strip now incorrect comment.
7592 (execute_function_todo): Do not set PROP_alias.
7593 * tree-pass.h (PROP_alias): Remove.
7594 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7595 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7596 * tree-nrv.c (pass_return_slot): Likewise.
7597 * tree-object-size.c (pass_object_sizes): Likewise.
7598 * tree-ssa-dom.c (pass_dominator): Likewise.
7599 (pass_phi_only_cprop): Likewise.
7600 * tree-ssa-dse.c (pass_dse): Likewise.
7601 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7602 (pass_cselim): Likewise.
7603 * tree-ssa-pre.c (pass_pre): Likewise.
7604 (pass_fre): Likewise.
7605 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7606 * tree-ssa-sink.c (pass_sink_code): Likewise.
7607 * tree-stdarg.c (pass_stdarg): Likewise.
7608 * tree-tailcall.c (pass_tail_calls): Likewise.
7609 * tree-vrp.c (pass_vrp): Likewise.
7611 2009-05-10 Ian Lance Taylor <iant@google.com>
7613 * basic-block.h (enum profile_status): Break out of struct
7615 * cgraph.h (struct inline_summary): Break out of struct
7617 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7618 of struct cgraph_order_sort.
7619 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7620 * cse.c (struct branch_path): Break out of struct
7621 cse_basic_block_data.
7622 * except.h (enum eh_region_type): Break out of struct eh_region.
7623 * gcc.c (enum add_del): Break out of struct modify_target.
7624 * genrecog.c (enum decision_type): Break out of struct decision_test.
7625 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7627 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7628 * regmove.c (enum match_use): New enum, broken out of struct match.
7629 * sched-int.h (enum post_call_group): New enum, broken out of
7631 (struct deps_reg): Break out of struct deps.
7632 * target.h (struct asm_int_op): Break out of struct gcc_target.
7633 * tree-eh.c (struct goto_queue_node): Break out of struct
7635 * tree-inline.h (enum copy_body_cge_which): Break out of
7637 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7639 * c-decl.c (in_struct, struct_types): New static variables.
7640 (pushtag): Add loc parameter. Change all callers.
7641 (lookup_tag): Add ploc parameter. Change all callers.
7642 (check_compound_literal_type): New function.
7643 (parser_xref_tag): Add loc parameter. Change all callers. If
7644 -Wc++-compat, warn about struct/union/enum types defined within a
7646 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7647 and loc parameters. Change all callers. Change error calls to
7648 error_at, using loc. For a redefinition, if the location of the
7649 original definition is known, report it. Set in_struct and
7650 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7651 (finish_struct): Add new parameters enclosing_in_struct and
7652 enclosing_struct_types. Change all callers. Set
7653 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7654 in the struct. If in a struct, add this struct to struct_types.
7655 (start_enum): Add loc parameter. Change all callers. Use
7656 error_at for errors, using loc. For a redefinition, if the
7657 location of the original definition is known, report it. If in a
7658 struct, add this enum type to struct_types. If -Wc++-compat warn
7659 if in sizeof, typeof, or alignof.
7660 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7661 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7662 (c_parser_enum_specifier): Get enum location for start_enum.
7663 (c_parser_struct_or_union_specifier): Get struct location for
7664 start_struct. Save in_struct and struct_types status between
7665 start_struct and finish_struct.
7666 (c_parser_cast_expression): Get location of cast.
7667 (c_parser_alignof_expression): Get location of type.
7668 (c_parser_postfix_expression): Likewise.
7669 (c_parser_postfix_expression_after_paren_type): Add type_loc
7670 parameter. Change all callers. Call check_compound_literal_type.
7671 Use type_loc for error about variable size type.
7672 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7673 of an enum constant from an enum type defined in a struct or union.
7674 (c_cast_expr): Add loc parameter. Change all callers. If
7675 -Wc++-compat, warn about defining a type in a cast.
7676 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7677 (start_enum, start_struct, finish_struct): Update declarations.
7678 (parser_xref_tag, c_cast_expr): Update declarations.
7679 (check_compound_literal_type): Declare.
7681 2009-05-11 Ben Elliston <bje@au.ibm.com>
7683 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7684 for recent libcpp interface change.
7685 (rs6000_macro_to_expand): Likewise.
7687 2009-05-10 Michael Matz <matz@suse.de>
7690 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7691 not at entry of function.
7693 2009-05-10 Richard Guenther <rguenther@suse.de>
7695 PR tree-optimization/40081
7697 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7698 using the main variant of the element type. Do not fiddle with
7699 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7701 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7702 structs with volatile fields.
7704 2009-05-10 Jan Hubicka <jh@suse.cz>
7706 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7707 (estimate_move_cost): Assert that it does not get called for
7709 (estimate_num_insns): Skip VOID types in argument handling.
7710 (optimize_inline_calls): Delete unreachable blocks and verify that
7713 2009-05-10 Jan Hubicka <jh@suse.cz>
7715 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7716 * cgraph.c (cgraph_mark_address_taken_node): New function.
7717 (dump_cgraph_node): Dump new flag.
7718 * cgraph.h (struct cgraph_node): Add address_taken.
7719 (cgraph_mark_address_taken_node): New function.
7720 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7721 since new direct calls can be born.
7723 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7725 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7728 2009-05-10 Jan Hubicka <jh@suse.cz>
7731 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7733 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7734 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7735 * tree-inline.c (copy_bb): Set frequency correctly.
7736 (fold_marked_statements): Update call to
7737 cgraph_update_edges_for_call_stmt.
7739 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7741 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7742 identifiers in diagnostics.
7743 * config/arm/arm.c (arm_handle_fndecl_attribute,
7744 arm_handle_isr_attribute): Likewise.
7745 * config/avr/avr.c (avr_handle_progmem_attribute,
7746 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7747 * config/bfin/bfin.c (handle_int_attribute,
7748 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7749 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7750 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7752 * config/darwin.c (darwin_handle_kext_attribute,
7753 darwin_handle_weak_import_attribute): Likewise.
7754 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7755 h8300_handle_eightbit_data_attribute,
7756 h8300_handle_tiny_data_attribute): Likewise.
7757 * config/i386/i386.c (ix86_handle_cconv_attribute,
7758 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7759 * config/i386/winnt.c (ix86_handle_shared_attribute,
7760 ix86_handle_selectany_attribute): Likewise.
7761 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7762 * config/m32c/m32c.c (function_vector_handler): Likewise.
7763 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7764 m68hc11_handle_fntype_attribute): Likewise.
7765 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7766 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7767 * config/mips/mips.c (mips_insert_attributes,
7768 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7769 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7770 rs6000_handle_struct_attribute): Likewise.
7771 * config/sh/sh.c (sh_insert_attributes,
7772 sh_handle_resbank_handler_attribute,
7773 sh_handle_interrupt_handler_attribute,
7774 sh2a_handle_function_vector_handler_attribute,
7775 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7777 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7778 * config/spu/spu.c (spu_handle_fndecl_attribute,
7779 spu_handle_vector_attribute): Likewise.
7780 * config/stormy16/stormy16.c
7781 (xstormy16_handle_interrupt_attribute): Likewise.
7782 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7783 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7785 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7787 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7788 (pp_translate_identifiers): New.
7789 (pp_identifier): Only conditionally translate identifier to locale
7791 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7792 (pp_base_tree_identifier): Only conditionally translate identifier
7793 to locale character set.
7794 * c-pretty-print.c (M_): Define.
7795 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7796 fragments for conditional translation with M_.
7797 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7798 identifier translation.
7800 2009-05-10 Richard Guenther <rguenther@suse.de>
7802 PR tree-optimization/40081
7803 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7804 using the main variant of the element type. Do not fiddle with
7805 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7807 2009-05-09 Jan Hubicka <jh@suse.cz>
7810 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7811 indirect calls; verify cgraph afterwards.
7813 2009-05-09 Jan Hubicka <jh@suse.cz>
7816 * ipa.c (update_inlined_to_pointer): New function.
7817 (cgraph_remove_unreachable_nodes): Use it.
7819 2009-05-09 Jan Hubicka <jh@suse.cz>
7821 * tree-eh.c (struct leh_state): Remove prev_try.
7822 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7824 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7825 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7826 remove_eh_handler_and_replace, foreach_reachable_handler,
7827 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7828 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7829 (gen_eh_region_cleanup): Update prototype.
7831 2009-05-09 Jan Hubicka <jh@suse.cz>
7834 * except.c (copy_eh_region): Always set prev_try.
7835 (redirect_eh_edge_to_label): Find outer try.
7836 (foreach_reachable_handler): When looking for prev try
7837 handle case where previous try is not going to be taken.
7839 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7841 PR tree-optimization/40049
7842 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7843 only vector/vector shifts, convert the type of the constant to the
7844 appropriate type to avoid building incorrect trees, which
7845 eventually have problems with garbage collection.
7847 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7849 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7850 -1 for complex floating-point types if honoring signed zeros.
7852 2009-05-08 Jan Hubicka <jh@suse.cz>
7854 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7855 argument; handle correctly when profile is absent.
7856 (build_cgraph_edges): Update.
7857 (rebuild_cgraph_edges): Update.
7858 * cgraph.c: Do not include varray.h.
7859 (cgraph_set_call_stmt_including_clones): New function.
7860 (cgraph_create_edge_including_clones): Likewise
7861 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7862 (cgraph_update_edges_for_call_stmt): Handle clones.
7863 (cgraph_remove_node): Handle clone tree.
7864 (cgraph_remove_node_and_inline_clones): New function.
7865 (dump_cgraph_node): Dump clone tree.
7866 (cgraph_clone_node): Handle clone tree.
7867 (clone_function_name): Bring here from tree-inline.c.
7868 (cgraph_create_virtual_clone): New function.
7869 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7870 (cgraph_clone_info): New function.
7871 (strut cgraph_node): Add clone_info and new clone tree pointers.
7872 (cgraph_remove_node_and_inline_clones,
7873 cgraph_set_call_stmt_including_clones,
7874 cgraph_create_edge_including_clones,
7875 cgraph_create_virtual_clone): Declare.
7876 (cgraph_function_versioning): Use VEC argument.
7877 (compute_call_stmt_bb_frequency): Update prototype.
7878 (cgraph_materialize_all_clones): New function.
7879 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7880 (ipcp_create_replace_map): Update to VECtors.
7881 (ipcp_update_callgraph): Use virtual clones.
7882 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7883 (ipcp_update_profiling): Do not update local profiling.
7884 (ipcp_insert_stage): Use VECtors and virtual clones.
7885 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7886 (clone_of_p): New function.
7887 (cgraph_preserve_function_body_p): Use clone tree.
7888 (cgraph_optimize): Materialize clones.
7889 (cgraph_function_versioning): Update for VECtors.
7890 (save_inline_function_body): Use clone tree.
7891 (cgraph_materialize_clone): New function.
7892 (cgraph_materialize_all_clones): Likewise.
7893 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7894 * ipa.c: Include gimple.h.
7895 (cgraph_remove_unreachable_nodes): Use clone tree.
7896 * ipa-prop.c (ipa_note_param_call): Update call to
7897 compute_call_stmt_bb_frequencycall.
7898 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7899 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7900 (copy_bb): Handle updating of clone tree; add new edge when new call
7902 (expand_call_inline): Be strict about every call having edge.
7903 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7904 (delete_unreachable_blocks_update_callgraph): New function.
7905 (tree_function_versioning): Use VECtors; always remove unreachable
7906 blocks and fold conditionals.
7907 * tree-inline.h: Do not include varray.h.
7908 (tree_function_versioning): Remove.
7909 * Makefile.in (GTFILES): Remove tree-inline.c
7910 * passes.c (do_per_function): Do only functions having body.
7911 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
7914 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
7915 Andrew Morrow <acm@google.com>
7918 * c-common.c (c_common_attribute_table): Permit deprecated
7919 attribute to take an optional argument.
7920 (handle_deprecated_attribute): If the optional argument to
7921 __attribute__((deprecated)) is not a string ignore the attribute
7924 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
7925 * c-typeck.c (build_component_ref): Likewise.
7926 (build_external_ref): Likewise.
7928 * toplev.c (warn_deprecated_use): Add an attribute argument.
7929 Emit the message associated with __attribute__((deprecated)).
7931 * toplev.h (warn_deprecated_use): Updated.
7933 * doc/extend.texi: Document new optional parameter to
7934 __attribute__((deprecated))
7936 2009-05-08 Michael Eager <eager@eagercon.com>
7938 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
7939 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
7941 2009-05-08 Richard Guenther <rguenther@suse.de>
7943 PR tree-optimization/40062
7944 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
7945 Avoid exponential behavior.
7947 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7949 PR rtl-optimization/33928
7951 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
7952 process_uses, build_single_def_use_links): New.
7953 (update_df): Update use_def_ref.
7954 (forward_propagate_into): Use get_def_for_use instead of use-def
7956 (fwprop_init): Call build_single_def_use_links and let it initialize
7958 (fwprop_done): Free use_def_ref.
7959 (fwprop_addr): Eliminate duplicate call to df_set_flags.
7960 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
7961 df_rd_simulate_one_insn): New.
7962 (df_rd_bb_local_compute_process_def): Update head comment.
7963 (df_chain_create_bb): Use the new RD simulation functions.
7964 * df.h (df_rd_simulate_artificial_defs_at_top,
7965 df_rd_simulate_one_insn): New.
7966 * opts.c (decode_options): Enable fwprop at -O1.
7967 * doc/invoke.texi (-fforward-propagate): Document this.
7969 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7972 * c-typeck.c (build_binary_op): Handle arithmetic between one real
7973 and one complex operand specially.
7974 * tree-complex.c (some_nonzerop): Do not identify a real value as
7975 zero if flag_signed_zeros.
7977 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7979 PR rtl-optimization/33928
7980 * loop-invariant.c (record_use): Fix && vs. || mishap.
7982 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7984 PR rtl-optimization/33928
7985 * loop-invariant.c (struct use): Add addr_use_p.
7986 (struct def): Add n_addr_uses.
7987 (struct invariant): Add cheap_address.
7988 (create_new_invariant): Set cheap_address.
7989 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
7990 (record_uses): Pass df_ref to record_use.
7991 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
7994 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7996 * config/sh/sh.c: Do not include c-pragma.h.
7998 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8000 * config/spu/spu.c: Remove include of c-common.h.
8002 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8005 * c-common.h (mark_valid_location_for_stdc_pragma,
8006 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8007 clear_float_const_decimal64, float_const_decimal64_p): New.
8008 * c.opt (Wunsuffixed-float-constants): New.
8009 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8010 unsuffixed float constant, handle new warning.
8011 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8012 * c-decl.c (c_scope): New flag float_const_decimal64.
8013 (set_float_const_decimal64, clear_float_const_decimal64,
8014 float_const_decimal64_p): New.
8015 (push_scope): Set new flag.
8016 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8017 to use STDC pragmas.
8018 (c_parser_external_declaration): Ditto.
8019 (c_parser_compound_statement_nostart): Ditto.
8020 * c-pragma.c (valid_location_for_stdc_pragma,
8021 mark_valid_location_for_stdc_pragma,
8022 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8023 handle_pragma_float_const_decimal64): New.
8024 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8025 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8026 set_float_const_decimal64, clear_float_const_decimal64,
8027 float_const_decimal64_p): New dummy functions.
8028 * doc/extend.texi (Decimal Float): Remove statement that the
8029 pragma, and suffix for double constants, are not supported.
8030 * doc/invoke.texi (Warning Options): List new option.
8031 (-Wunsuffixed-float-constants): New.
8033 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8035 * config/i386/i386.c: Do not include c-common.h.
8037 2009-05-07 Mark Heffernan <meheff@google.com>
8039 * doc/invoke.texi (Debugging Options): Document change of debugging
8041 * opts.c (decode_options): Make dump_base_name relative to
8042 aux_base_name directory.
8044 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8046 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8047 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8049 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8051 * Makefile.in (install-plugin): Simplify a bit.
8053 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8055 * Makefile.in (OBJS-common): Add regcprop.o.
8057 * timevar.def (TV_CPROP_REGISTERS): New.
8058 * regrename.c (regrename_optimize): Return 0.
8059 (rest_of_handle_regrename): Delete.
8060 (pass_rename_registers): Point to regrename_optimize.
8061 (struct value_data_entry, struct value_data,
8062 kill_value_one_regno, kill_value_regno, kill_value,
8063 set_value_regno, init_value_data, kill_clobbered_value,
8064 kill_set_value, kill_autoinc_value, copy_value,
8065 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8066 replace_oldest_value_reg, replace_oldest_value_addr,
8067 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8068 debug_value_data, validate_value_data): Move...
8069 * regcprop.c: ... here.
8070 (rest_of_handle_cprop): Delete.
8071 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8073 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8076 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8077 GEN_INT for 1 << bitnum.
8078 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8081 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8083 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8084 Remove wrong description of "nand" operation.
8086 2009-05-06 Richard Guenther <rguenther@suse.de>
8087 Adam Nemet <anemet@caviumnetworks.com>
8089 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8090 comment. Add that if LHS is not a gimple register, then RHS1 has
8091 to be a single object (GIMPLE_SINGLE_RHS).
8093 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8095 * expr.c (get_def_for_expr): Move it up in the file.
8096 (store_field): When expanding a bit-field store, look at the
8097 defining gimple stmt for the masking conversion.
8099 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8102 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8103 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8104 32-bit memcpy into long.
8106 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8108 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8109 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8111 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8112 instead of appending DW_OP_deref*.
8114 2009-05-06 Michael Matz <matz@suse.de>
8117 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8118 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8120 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8122 * Makefile.in (install-plugin): Fix srcdir handling.
8124 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8126 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8127 when processing for not_regs_needed bitmap.
8128 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8129 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8130 handling it for rhs.
8132 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8134 * config/i386/i386.md (unnamed inc/dec peephole): Use
8135 optimize_insn_for_size_p instead of optimize_size.
8136 * config/i386/predicates.md (incdec_operand): Likewise.
8137 (aligned_operand): Likewise.
8138 * config/i386/sse.md (divv8sf3): Likewise.
8139 (sqrtv8sf2): Likewise.
8141 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8143 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8145 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8147 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8149 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8150 ssemodesuffixf2c with avxmodesuffixf2c.
8152 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8155 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8157 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8159 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8160 (struct tree_base): Adjust spacing for 8 bit boundaries.
8161 (struct tree_decl_common): Add decl_by_reference_flag bit.
8162 (DECL_BY_REFERENCE): Adjust.
8163 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8164 print DECL_BY_REFERENCE bit.
8165 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8166 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8167 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8168 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8172 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8173 range of the type, but default label is missing, add it with one
8174 of the existing labels instead of adding a new label for it.
8176 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8180 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8182 * Makefile.in (enable_plugin, plugin_includedir): New.
8183 (install): Depend on install-plugin.
8184 (PLUGIN_HEADERS): New.
8185 (install-plugin): New.
8186 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8188 2009-05-05 Richard Guenther <rguenther@suse.de>
8190 PR tree-optimization/40022
8191 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8193 (phivn_valid_p): Fix tuplification error, simplify.
8194 (phiprop_insert_phi): Add dumps.
8195 (propagate_with_phi): Simplify.
8197 2009-05-05 Richard Guenther <rguenther@suse.de>
8200 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8202 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8204 * tree.h (strip_float_extensions): Remove duplicate declaration.
8205 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8206 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8207 block_ultimate_origin): Rearrange the declarations line to match the
8208 comment that indicates the .c file which the functions are defined.
8209 (dwarf2out_*, set_decl_rtl): Add comment.
8210 (get_base_address): Adjust comment.
8211 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8212 declarations line and add comment.
8213 (is_builtin_name): Add blank after function name, for clarity.
8215 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8217 * attribs.c (decl_attributes): Use %qE for identifiers in
8219 * cgraphunit.c (verify_cgraph_node): Translate function names to
8220 locale character set in diagnostics.
8221 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8223 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8224 Document that functions are named in UTF-8.
8225 * expr.c (expand_expr_real_1): Translate function names to locale
8226 character set in diagnostics.
8227 * gimplify.c (omp_notice_variable, omp_is_private,
8228 gimplify_scan_omp_clauses): Use %qE for identifiers in
8230 * langhooks.c (lhd_print_error_function): Translate function names
8231 to locale character set.
8232 * langhooks.h (decl_printable_name): Document that return value is
8233 in internal character set.
8234 * stmt.c: Include pretty-print.h
8235 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8237 (resolve_operand_name_1): Translate named operand name to locale
8239 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8241 * toplev.c (announce_function): Translate function names to locale
8243 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8244 (default_tree_printer): Use pp_identifier or translate identifiers
8245 to locale character set. Mark "<anonymous>" for translation.
8246 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8247 for identifiers in diagnostics.
8248 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8250 * varasm.c (output_constructor): Use %qE for identifiers in
8253 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8255 * configure.ac: use ` ` instead of $()
8256 * configure: Regenerate.
8258 2009-05-05 Ben Elliston <bje@au.ibm.com>
8260 * config/pa/linux-atomic.c: Eliminate conditional include of
8261 errno.h on non-LP64 systems to simplify build requirements.
8263 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8265 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8267 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8268 and pass value to identifier_to_locale.
8269 (warn_variable_length_array): Make name a tree.
8270 (grokdeclarator): Separate diagnostic texts for named and unnamed
8271 declarators. Use %qE for named declarators.
8272 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8274 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8275 identifiers in diagnostics.
8276 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8277 identifier_to_locale. Mark "anonymous" strings for translation.
8279 2009-05-04 Michael Eager <eager@eagercon.com>
8281 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8282 address for DImode/DFmode only if double-precision FP regs.
8284 2009-05-04 Michael Eager <eager@eagercon.com>
8286 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8287 TARGET_SINGLE_FLOAT check.
8289 2009-05-04 Michael Eager <eager@eagercon.com>
8291 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8293 2009-05-04 Michael Eager <eager@eagercon.com>
8295 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8296 * config/rs6000/t-xilinx: New
8298 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8300 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8301 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8302 * gcc/explow.c (memory_address): Use target hook.
8303 * gcc/targhooks.c (default_legitimize_address): New.
8304 * gcc/targhooks.h (default_legitimize_address): New.
8305 * gcc/target.h (legitimize_address): New.
8306 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8307 (TARGET_INITIALIZER): Include it.
8308 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8310 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8311 * config/bfin/bfin.c (legitimize_address): Remove.
8312 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8313 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8315 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8316 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8318 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8319 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8320 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8321 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8322 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8323 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8324 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8325 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8326 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8327 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8328 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8329 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8330 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8331 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8332 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8333 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8334 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8335 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8336 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8337 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8338 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8339 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8340 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8342 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8343 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8344 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8345 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8346 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8347 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8348 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8349 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8350 (thumb_legitimize_address): Delete.
8351 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8352 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8353 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8354 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8355 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8356 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8358 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8361 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8362 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8363 * config/m32r/m32r.c (m32r_legitimize_address): New.
8364 * config/m68k/m68k.c (m68k_legitimize_address): New.
8365 * config/score/score.c (score_legitimize_address): Standardize.
8366 * config/score/score3.c (score3_legitimize_address): Standardize.
8367 * config/score/score3.h (score3_legitimize_address): Adjust.
8368 * config/score/score7.c (score7_legitimize_address): Standardize.
8369 * config/score/score7.h (score7_legitimize_address): Adjust.
8370 * config/sh/sh.c (sh_legitimize_address): New.
8371 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8373 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8374 (s390_legitimize_address): ... this.
8375 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8376 (sparc_legitimize_address): ... this.
8377 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8378 (ix86_legitimize_address): ... this.
8379 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8380 (avr_legitimize_address): ... this.
8381 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8382 (mn10300_legitimize_address): ... this.
8383 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8384 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8385 (alpha_expand_mov): Adjust call.
8387 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8388 * config/spu/spu.c (spu_legitimize_address): Likewise.
8389 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8390 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8392 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8394 * intl.c (locale_encoding, locale_utf8): New.
8395 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8396 * intl.h (locale_encoding, locale_utf8): Declare.
8397 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8398 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8400 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8402 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8403 (pp_base_tree_identifier): Declare as function.
8404 (identifier_to_locale): Declare.
8405 * Makefile.in (pretty-print.o): Update dependencies.
8406 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8408 2009-05-04 Richard Guenther <rguenther@suse.de>
8411 * builtins.c (fold_builtin_memory_op): Do not decay to element
8412 type if the size matches the whole array.
8414 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8416 * expmed.c (synth_mult): When trying out a shift, pass the result
8419 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8421 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8422 (shiftsub1_cost): New.
8423 (init_expmed): Compute shiftsub1_cost.
8424 (synth_mult): Optimize multiplications by constants of the form
8425 -(2^^m-1) for some constant positive integer m.
8427 2009-05-03 Richard Guenther <rguenther@suse.de>
8430 * c-typeck.c (array_to_pointer_conversion): Do not built
8431 ADDR_EXPRs of arrays of pointer-to-element type.
8432 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8433 up wrong ADDR_EXPRs after-the-fact.
8434 * c-common.c (strict_aliasing_warning): Strip pointer
8435 conversions for obtaining the original type.
8436 * builtins.c (fold_builtin_memset): Handle array types.
8437 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8440 2009-05-03 Richard Guenther <rguenther@suse.de>
8443 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8444 Do not lose casts from array types with unknown extent to array
8445 types with known extent.
8446 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8447 alias set compatibility.
8449 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8451 * flags.h (extra_warnings): Delete.
8452 * toplev.c (process_options): Handle Wuninitialized here.
8453 * opts.c (extra_warnings): Delete.
8454 (set_Wextra): Delete.
8455 (common_handle_option): -Wextra can be handled automatically.
8456 * c-opts.c (c_common_handle_option): Delete obsolete code.
8457 (c_common_post_options): Simplify comment.
8458 * common.opt (W): Add Var.
8460 (Wuninitialized): Initialize to -1.
8462 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8463 Richard Guenther <rguenther@suse.de>
8465 * expr.c (get_def_for_expr): New function.
8466 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8467 SSA rather than trees.
8468 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8469 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8471 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8473 * c-common.c (reswords): Add _Imaginary.
8474 * c-common.c (enum rid): Add RID_IMAGINARY.
8476 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8478 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8479 Patch by Richard Guenther.
8481 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8483 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8484 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8485 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8486 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8487 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8488 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8489 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8490 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8491 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8492 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8493 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8494 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8495 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8496 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8497 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8498 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8499 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8500 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8502 2009-05-02 Richard Guenther <rguenther@suse.de>
8504 PR tree-optimization/39940
8505 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8508 2009-05-02 Richard Guenther <rguenther@suse.de>
8511 * tree-ssa.c (execute_update_addresses_taken): Properly check
8512 if we can mark a variable DECL_GIMPLE_REG_P.
8513 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8514 back to the end of the function.
8515 (is_gimple_reg_type): Remove complex type special casing.
8516 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8519 2009-05-02 Ben Elliston <bje@au.ibm.com>
8521 * doc/collect2.texi (Collect2): Document search path behaviour
8522 when configured with --with-ld.
8524 2009-05-02 Jan Hubicka <jh@suse.cz>
8526 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8527 parameter; update callers.
8528 (coalesce_cost_edge): EH edges are costier because they needs
8529 splitting even if not critical and even more costier when there are
8530 multiple EH predecestors.
8532 2009-05-02 Jan Hubicka <jh@suse.cz>
8534 * except.c (remove_eh_handler_and_replace): Handle updating after
8535 removing TRY blocks.
8537 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8539 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8541 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8543 * varasm.c: Do not include c-pragma.h.
8544 * attribs.c: Do not incude c-common.h.
8546 2009-05-01 Michael Matz <matz@suse.de>
8548 * calls.c (initialize_argument_information): Handle SSA names like
8549 decls with a non MEM_P DECL_RTL.
8551 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8553 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8554 * ipa-utils.c: Likewise.
8555 * ipa-type-escape.c: Likewise.
8556 * cgraphunit.c Do not include c-common.h.
8557 * ipa-pure-const.c: Likewise.
8558 * tree-if-conv.c: Likewise.
8559 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8560 * ipa-struct-reorg.c: Likewise.
8561 * tree-nomudflap.c: Likewise.
8562 * tree-ssa-structalias.c: Likewise.
8564 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8566 * store-motion.c: Many cleanups to make this pass a first-class
8567 citizen instead of an appendix to gcse load motion. Add TODO list
8568 to make this pass faster/cleaner/better.
8570 (struct ls_expr): Post gcse.c-split cleanups.
8571 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8572 "stores" field to "avail_stores".
8573 (pre_ldst_mems): Rename to store_motion_mems.
8574 (pre_ldst_table): Rename to store_motion_mems_table.
8575 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8576 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8577 (ldst_entry): Rename to st_expr_entry, update users.
8578 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8579 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8580 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8582 (first_ls_expr): Rename to first_st_expr, update users.
8583 (next_ls_expr): Rename to next_st_expr, update users.
8584 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8585 fields properly for store motion instead of names inherited from load
8587 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8588 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8591 (ae_kill): Rename to st_kill, update users.
8592 (ae_gen): Rename to st_avloc, update users.
8593 (transp): Rename to st_transp, update users.
8594 (pre_insert_map): Rename to st_insert_map, update users.
8595 (pre_delete_map): Rename to st_delete_map, update users.
8596 (insert_store, build_store_vectors, free_store_memory,
8597 one_store_motion_pass): Update for abovementioned changes.
8599 (gcse_subst_count, gcse_create_count): Remove.
8600 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8601 and "n_stores_created", local variables.
8603 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8606 (regvec, compute_store_table_current_insn): Remove.
8607 (reg_set_info, reg_clear_last_set): Remove.
8608 (compute_store_table): Use DF caches instead of local dataflow
8611 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8613 * c-objc-common.c (c_tree_printer): Print identifiers with
8614 pp_identifier, not pp_string. Mark "({anonymous})" for
8616 * c-pretty-print.c (pp_c_ws_string): New.
8617 (pp_c_cv_qualifier, pp_c_type_specifier,
8618 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8619 pp_c_storage_class_specifier, pp_c_function_specifier,
8620 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8621 pp_c_primary_expression, pp_c_postfix_expression,
8622 pp_c_unary_expression, pp_c_shift_expression,
8623 pp_c_relational_expression, pp_c_equality_expression,
8624 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8625 use pp_string and pp_c_ws_string in place of pp_identifier and
8626 pp_c_identifier for non-identifiers. Mark English strings for
8628 * c-pretty-print.h (pp_c_ws_string): Declare.
8630 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8631 Roland McGrath <roland@redhat.com>
8633 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8634 (ENABLE_LD_BUILDID): New configuration option.
8635 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8636 (LINK_BUILDID_SPEC): New macro.
8637 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8639 * doc/install.texi: Document --enable-linker-build-id option.
8640 * configure: Rebuild.
8641 * config.in: Rebuild.
8643 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8645 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8646 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8647 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8648 MIPS_GP_SAVE_AREA_SIZE.
8649 * config/mips/mips.c (struct mips_frame_info): Update comment
8650 before arg_pointer_offset and hard_frame_pointer_offset.
8651 (mips_compute_frame_info): Update diagram before function: to
8652 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8653 indicate the position of frame_pointer_rtx with -fstack-protector and
8654 to show args_size. Don't allocate cprestore area for leaf functions
8655 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8657 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8659 2009-04-30 Michael Matz <matz@suse.de>
8661 PR tree-optimization/39955
8662 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8664 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8666 * ira.c (setup_cover_and_important_classes): Use safe macro
8667 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8669 * genpreds.c (write_tm_preds_h): Output suitable definition of
8670 REG_CLASS_FOR_CONSTRAINT.
8672 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8674 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8676 * bitmap.c (bitmap_descriptor): Likewise.
8677 * ggc-common.c (loc_descriptor): Likewise.
8678 * varray.c (varray_descriptor): Likewise.
8679 * vec.c (vec_descriptor): Likewise.
8681 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8683 * Makefile.in (dce.o): Add $(EXCEPT_H).
8684 * dce.c: Include except.h and delete redundant vector definitions.
8685 (deletable_insn_p): Return false for non-call insns that can throw
8688 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8690 * gcse.c (ae_gen): Remove.
8691 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8692 and make non-static function to make it available in store-motion.c.
8693 Update call sites with search-and-replace.
8694 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8695 extract_mentioned_regs, extract_mentioned_regs_helper,
8696 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8697 store_killed_in_insn, store_killed_after, store_killed_before,
8698 build_store_vectors, insert_insn_start_basic_block, insert-store,
8699 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8700 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8701 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8702 * store-motion.c: ...new file. Also copy data structures from gcse.c
8703 and clean up to remove parts not used by store motion.
8704 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8705 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8707 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8710 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8711 when optimizing for size.
8713 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8715 * gcse.c (gcse_constant_p): Fix typo in last change.
8717 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8719 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8721 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8723 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8725 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8727 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8728 CONST_HIGH_PART result.
8730 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8732 * config/avr/avr.c (initial_elimination_offset): Rename to
8733 avr_initial_elimination_offset.
8734 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8735 change return type to bool.
8736 (avr_can_eliminate): New function.
8737 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8738 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8739 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8740 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8741 avr_initial_elimination_offset.
8742 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8743 (avr_initial_elimination_offset): Define.
8745 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8746 Steven Bosscher <steven@gcc.gnu.org>
8748 PR rtl-optimization/39938
8749 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8750 * cfgrtl.c: Include insn-attr.h.
8751 (rest_of_pass_free_cfg): New function.
8752 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8753 * resource.c (init_resource_info): Remove call to df_analyze.
8755 2009-04-29 Richard Guenther <rguenther@suse.de>
8758 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8759 allow conversion to signed integers.
8761 2009-04-29 Richard Guenther <rguenther@suse.de>
8763 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8764 shifts of floating point vectors if the shift amount is
8765 a constant multiple of the element size.
8767 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8768 Michael Matz <matz@suse.de>
8772 * tree-outof-ssa.c (emit_partition_copy): New function.
8773 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8774 insert_part_to_rtx_on_edge): Perform the partition base var
8775 copy using emit_partition_copy.
8776 (insert_value_copy_on_edge): Convert constants to the right mode.
8777 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8778 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8780 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8782 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8783 scan backwards to try to find a constant to initialize it.
8785 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8786 insn before the loop_end instruction, don't look past labels.
8788 2009-04-29 Richard Guenther <rguenther@suse.de>
8791 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8792 loose type conversions.
8793 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8794 stmts only if there are no uses of its definition.
8796 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8798 * config/bfin/bfin.h (splitting_loops): Declare.
8799 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8800 Reorder bit definitions to be ascending.
8801 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8802 * config/bfin/bfin.c (splitting_loops): New variable.
8803 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8804 (struct loop_info): Remove members INIT and LOOP_INIT.
8805 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8806 the LSETUP sequence. Allow LC to be loaded from any register, but
8807 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8808 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8810 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8811 of reload_completed.
8814 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8816 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8818 * Makefile.in (PLUGIN_VERSION_H): New.
8819 (OBJS-common): Remove plugin-version.o.
8820 (plugin.o): Depend on (PLUGIN_VERSION_H).
8821 (plugin-version.o): Remove.
8822 * configure: Regenerate
8823 * configure.ac: Create plugin-version.h.
8824 * gcc-plugin.h (plugin_gcc_version): Remove.
8825 (plugin_default_version_check): Change signature.
8826 * plugin-version.c: Remove.
8827 * plugin.c: Include plugin-version.h.
8828 (str_plugin_gcc_version_name): Remove.
8829 (try_init_one_plugin): Pass gcc version to plugin_init.
8830 (plugin_default_version_check): Both gcc and plugin versions are now
8833 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8835 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8836 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8837 Remove special case testing for last insn of inner loops. Don't fail
8838 if the loop ends with a jump, emit an extra nop instead.
8840 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8841 DREGS rather than comparing directly. Remove code that tries to
8842 account for latencies.
8844 2009-04-29 Richard Guenther <rguenther@suse.de>
8846 PR tree-optimization/39941
8847 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8848 eliminating an indirect call.
8850 2009-04-29 Richard Guenther <rguenther@suse.de>
8852 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8853 parameter. Allow invariants as base if !require_lvalue.
8854 (verify_gimple_assign_single): Adjust.
8856 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8858 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8859 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8860 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8861 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8862 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8864 * config/bfin/bfin.c (bfin_expand_builtin,
8865 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8867 2009-04-28 Richard Guenther <rguenther@suse.de>
8869 * tree-vect-loop.c (get_initial_def_for_induction): Use
8870 correct types for pointer increment.
8872 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8874 * toplev.c (print_version): Update GMP version string calculation.
8876 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8878 PR rtl-optimization/39938
8879 * resource.c (init_resource_info): Add call to df_analyze.
8881 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8883 * config/alpha/alpha.md (usegp): Cast the result of
8884 alpha_find_lo_sum_using_gp to enum attr_usegp.
8885 * config/alpha/alpha.c (override_options): Remove end-of-structure
8886 marker element from cpu_table. Use array size of cpu_table to handle
8887 -mcpu and -mtune options.
8888 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8890 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8892 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8893 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8894 tune_32 and tune_64.
8895 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8897 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8898 * config/rs6000/option-defaults.h: ... here. New file.
8899 (OPT_64, OPT_32): Define.
8900 (MASK_64BIT): Define to 0 if not already defined.
8901 (OPT_ARCH64, OPT_ARCH32): Define.
8902 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
8905 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8907 * config/arm/arm.c (arm_override_options): Emit error on using
8910 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8912 PR rtl-optimization/39914
8913 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8914 registers for allocnos created from user-defined variables only
8915 when not optimizing.
8917 2009-04-28 Richard Guenther <rguenther@suse.de>
8920 * fold-const.c (fold_binary): Use distribute_real_division only
8923 2009-04-28 Steve Ellcey <sje@cup.hp.com>
8925 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
8926 add hpux-stdint.h to tm_file.
8927 (hppa[12]*-*-hpux11*): Ditto.
8928 (ia64*-*-hpux*): Ditto.
8929 * config/hpux-stdint.h: New.
8930 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
8931 __STDC_EXT__ for all compiles.
8932 * config/pa/pa-hpux.h: Ditto.
8933 * config/pa/pa-hpux10.h: Ditto.
8934 * config/pa/pa-hpux11.h: Ditto.
8936 2009-04-28 Catherine Moore <clm@codesourcery.com>
8938 * debug.h (set_name): Add comment.
8940 2009-04-28 Andrew Pinski <pinskia@gmail.com>
8943 * config/darwin.c (machopic_gen_offset): Check
8944 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
8945 * config/arm/arm.c (require_pic_register): Likewise.
8947 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
8949 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
8950 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
8951 m32c_promote_prototypes): Delete.
8953 2009-04-28 Michael Matz <matz@suse.de>
8956 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
8959 2009-04-28 Richard Guenther <rguenther@suse.de>
8961 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
8963 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8965 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
8966 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
8967 * config/arm/arm-tune.md: Regenerate.
8969 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
8971 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
8972 block if there are complex incoming edges.
8973 (sel_merge_blocks): Remove useless assert.
8974 (sel_redirect_edge_and_branch): Check that edge was redirected.
8975 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
8976 (sel_find_rgns): Delete declaration.
8977 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
8978 the region when it is not a preheader.
8980 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8983 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
8985 2009-04-28 Richard Guenther <rguenther@suse.de>
8987 * tree.h (SSA_NAME_VALUE): Remove.
8988 (struct tree_ssa_name): Remove value_handle member.
8989 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
8990 array for jump threading.
8991 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
8993 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
8994 * tree-flow.h (threadedge_initialize_values): Declare.
8995 (threadedge_finalize_values): Likewise.
8996 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
8997 (SSA_NAME_VALUE): Define.
8998 (threadedge_initialize_values): New function.
8999 (threadedge_finalize_values): Likewise.
9000 * tree-ssa-dom.c (ssa_name_values): New global variable.
9001 (SSA_NAME_VALUE): Define.
9002 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9004 2009-04-28 Ira Rosen <irar@il.ibm.com>
9006 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9007 Use REPORT_VECTORIZED_LOCATIONS instead
9008 REPORT_VECTORIZED_LOOPS.
9009 * tree-vectorizer.c (vect_verbosity_level): Make static.
9010 (vect_loop_location): Rename to vect_location.
9011 (vect_set_verbosity_level): Update comment.
9012 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9014 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9015 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9016 instead REPORT_UNVECTORIZED_LOOPS.
9017 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9018 and vect_loop_def to vect_external_def and vect_internal_def.
9019 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9020 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9021 REPORT_UNVECTORIZED_LOCATIONS.
9022 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9023 and vect_used_in_loop and to vect_unused_in_scope and
9025 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9026 (vect_verbosity_level): Remove declaration.
9027 (vect_analyze_operations): Likewise.
9028 (vect_analyze_stmt): Declare.
9029 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9030 REPORT_UNVECTORIZED_LOCATIONS.
9031 (vect_get_loop_niters): Fix indentation.
9032 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9033 (vect_analyze_loop_operations): New function.
9034 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9035 vect_analyze_operations.
9036 (vect_is_simple_reduction): Use new names.
9037 (vectorizable_live_operation, vect_transform_loop): Likewise.
9038 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9039 to specify whether the data references can be a part of interleaving
9041 (vect_analyze_data_ref_dependence): Use new names.
9042 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9043 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9044 * tree-vect-patterns.c (widened_name_p): Use new names.
9045 (vect_recog_dot_prod_pattern): Likewise.
9046 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9047 (process_use, vect_mark_stmts_to_be_vectorized,
9048 vect_model_simple_cost, vect_model_store_cost,
9049 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9050 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9051 vectorizable_operation, vectorizable_type_demotion,
9052 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9053 vectorizable_condition): Likewise.
9054 (vect_analyze_operations): Split into vect_analyze_loop_operations
9056 (vect_analyze_stmt): ... new function.
9057 (new_stmt_vec_info): Use new names.
9058 (vect_is_simple_use): Use new names and fix comment.
9059 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9060 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9062 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9065 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9066 and integer modes for x87 operands. Do not ICE for unsupported size,
9067 generate error instead. Generate error for unsupported operand types.
9068 ['z']: Do not handle HImode memory operands specially. Warning
9069 for floating-point operands. Fallthru to 'Z' for unsupported operand
9070 types. Do not ICE for unsupported size, generate error instead.
9071 (output_387_binary_op): Use %Z to output operands.
9072 (output_fp_compare): Ditto.
9073 (output_387_reg_move): Ditto.
9075 2009-04-28 Ben Elliston <bje@au.ibm.com>
9080 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9082 * builtins.c (c_strlen): Do not warn here.
9083 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9084 * c-common.c (pointer_int_sum): Take an explicit location.
9085 Warn about offsets out of bounds.
9086 * c-common.h (pointer_int_sum): Adjust declaration.
9088 2009-04-27 Ian Lance Taylor <iant@google.com>
9090 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9092 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9093 * df-core.c (df_set_flags): Change return type to int. Change
9094 type of old_flags to int.
9095 (df_clear_flags): Likewise.
9096 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9097 (df_get_conditional_uses): Likewise.
9098 * df.h (df_set_flags, df_clear_flags): Update declarations.
9099 * dwarf2out.c (struct indirect_string_node): Change type of form
9100 field to enum dwarf_form.
9101 (AT_string_form): Change return type to enum dwarf_form.
9102 * fixed-value.c (fixed_compare): Add cast to enum type.
9103 * fwprop.c (update_df): Change 0 to VOIDmode.
9104 * gensupport.c: Change 0 to UNKNOWN.
9105 * gimple.h (gimple_cond_code): Add cast to enum type.
9106 * haifa-sched.c (reemit_notes): Add cast to enum type.
9107 * hooks.c (hook_int_void_no_regs): Remove function.
9108 * hooks.h (hook_int_void_no_regs): Remove declaration.
9109 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9110 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9111 * real.c (real_arithmetic): Add cast to enum type.
9112 (real_compare): Likewise.
9113 * target.h (struct gcc_target): Change return type of
9114 branch_target_register_class to enum reg_class.
9115 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9116 default_branch_target_register_class.
9117 * targhooks.c (default_branch_target_register_class): New function.
9118 * targhooks.h (default_branch_target_register_class): Declare.
9119 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9120 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9122 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9124 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9125 vect_uninitialized_def. Change 0 to ERROR_MARK.
9126 * tree-vect-stmts.c (supportable_widening_operation): Don't
9127 initialize icode1 and icode2.
9128 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9129 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9131 (cmn_err_flag_specs): Change 0 to STD_C89.
9132 (cmn_err_char_table): Likewise.
9133 * config/arm/arm.c (get_arm_condition_code): Change type of code
9134 to enum arm_cond_code.
9135 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9136 (IWMMXT_BUILTIN2): Likewise.
9137 (neon_builtin_type_bits): Don't define typedef.
9138 (neon_builtin_datum): Change type of bits field to int.
9139 (arm_expand_neon_args): Add cast to enum type.
9140 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9142 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9144 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9146 * config/mips/mips.md (jal_macro): Return enum constant.
9147 (single_insn): Likewise.
9148 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9150 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9152 * config/s390/s390.c (s390_tune_flags): Change type to int.
9153 (s390_arch_flags): Likewise.
9154 (s390_handle_arch_option): Change flags field of struct pta to int.
9155 * config/s390/s390.h (s390_tune_flags): Update declaration.
9156 (s390_arch_flags): Likewise.
9157 * config/sh/sh.c (prepare_move_operands): Compare
9158 tls_symbolic_operand result with enum constant.
9159 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9160 (sh_expand_prologue): Add cast to enum type.
9161 (sh_expand_epilogue): Likewise.
9162 (tls_symbolic_operand): Change return type to enum tls_model.
9163 (fpscr_set_from_mem): Add cast to enum type.
9164 (legitimize_pic_address): Compare tls_symbolic_operand result with
9166 (sh_target_reg_class): Change return type to enum reg_class.
9167 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9169 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9170 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9171 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9172 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9173 (delayed_branch, tls_call_delay): Likewise.
9174 (eligible_for_sibcall_delay): Likewise.
9175 (eligible_for_return_delay): Likewise.
9176 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9177 (spu_expand_builtin_1): Likewise.
9179 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9180 for all types of conversions.
9181 (output_init_element): Issue -Wc++-compat warning if needed when
9182 initializing a bitfield with enum type.
9183 * c-parser.c (c_parser_expression): Set original_type to
9184 original_type of right hand operand of comman operator.
9186 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9188 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9190 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9191 * doc/cpp.texi (Standard Predefined Macros)
9192 (Implementation-defined behavior): Likewise.
9193 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9194 * doc/gimple.texi (GIMPLE Exception Handling)
9195 (@code{GIMPLE_ASSIGN}): Likewise.
9196 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9197 * doc/invoke.texi (Warning Options, Optimize Options)
9198 (AVR Options, Darwin Options): Likewise.
9199 (Optimize Options): Reformulate -fwhole-program description.
9200 * doc/loop.texi (Lambda): Likewise.
9201 * doc/md.texi (Output Template, Define Constraints)
9202 (Standard Names, Insn Splitting): Likewise.
9203 * doc/options.texi (Option properties): Likewise.
9204 * doc/passes.texi (Tree-SSA passes): Likewise.
9205 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9206 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9207 (File Names and DBX): Likewise.
9208 * doc/trouble.texi (Incompatibilities): Likewise.
9210 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9212 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9213 instruction is correct.
9215 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9217 Allow non-constant arguments to conversion intrinsics.
9218 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9219 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9220 * spu.c (print_operand): Handle 'v' and 'w'.
9221 (exp2_immediate_p, spu_gen_exp2): Define.
9222 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9223 spu_convtf_1): Update parameter descriptions.
9224 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9225 * constraints.md ('v', 'w'): New.
9226 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9228 (i2f, I2F): New define_mode_attr.
9229 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9230 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9231 fixuns_truncv4sfv4si2): Update to use mode attribute.
9232 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9233 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9234 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9235 patterns for combine.
9237 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9239 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9240 (cprop, hoist, pre, store_motion): New debug counters.
9241 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9242 is not an RTL pass anymore.
9243 (pass_profiling): Remove extern decl for pass removed in 2005.
9244 (pass_gcse, pass_jump_bypass): Remove.
9245 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9246 to 0 for clean state.
9247 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9248 * cse.c (gate_handle_cse_after_global_opts,
9249 rest_of_handle_cse_after_global_opts): New functions.
9250 (pass_cse_after_global_opts): New pass, does local CSE.
9251 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9252 (TV_CPROP): New timevar.
9253 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9254 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9255 (gcse_main, recompute_all_luids): Remove.
9256 (compute_hash_table_work): Call max_reg_num instead of reading
9258 (cprop_jump): Don't set run_jump_opt_after_gcse.
9259 (constprop_register): Always allow to alter jumps.
9260 (cprop_insn): Likewise.
9261 (do_local_cprop): Likewise.
9262 (local_cprop_pass): Likewise. Return non-zero if something changed.
9263 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9264 (find_implicit_sets): Add note about missed optimization opportunity.
9265 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9266 pass_rtl_cprop execute function.
9267 Don't bother tracking the pass number, each pass gets its own dumpfile
9269 Always allow to alter jumpsand bypass jumps.
9270 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9271 will just find no suitable set.
9272 (pre_edge_insert): Fix dumping, this function is for PRE only.
9273 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9274 pass_rtl_pre execute function.
9275 (hoist_code): Return non-zero if something changed. Keep track of
9276 substitutions and insertions for statistics gathering similar to PRE.
9277 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9278 called from the pass_rtl_hoist execute function. Show pass statistics.
9279 (compute_store_table): Use max_reg_num directly instead of using the
9280 formerly global max_gcse_regno.
9281 (build_store_vectors): Likewise.
9282 (replace_store_insn): Fix dumping.
9283 (store_motion): Rename to ...
9284 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9285 pass, called from the pass_rtl_store_motion execute function. Keep
9286 track of substitutions and insertions for statistics gathering similar
9288 (bypass_jumps): Remove, fold interesting bits into ...
9289 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9290 from the pass_rtl_cprop execute function.
9291 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9292 pass_jump_bypass): Remove.
9293 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9294 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9295 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9296 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9297 (gate_rtl_store_motion, execute_rtl_store_motion,
9298 pass_rtl_store_motion): New.
9299 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9300 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9301 * passes.c (init_optimization_passes): Remove pass_gcse and
9302 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9303 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9304 instead of pass_jump_bypass.
9306 2009-04-27 Richard Guenther <rguenther@suse.de>
9309 * gimplify.c (gimplify_expr): If we are required to create
9310 a temporary make sure it ends up as register.
9312 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9315 * config/i386/i386.c (construct_container): Don't call
9316 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9317 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9319 2009-04-27 Michael Matz <matz@suse.de>
9321 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9322 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9323 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9324 (dump_replaceable_exprs): Take a bitmap.
9325 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9327 (expand_gimple_basic_block): Likewise.
9328 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9329 replaceable_expressions member a bitmap.
9330 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9331 (mark_replaceable): Likewise.
9332 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9333 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9335 2009-04-27 Richard Guenther <rguenther@suse.de>
9337 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9338 (verify_stmts): Dispatch to gimple/type verification code.
9339 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9340 issue with call argument types.
9342 2009-04-27 Michael Matz <matz@suse.de>
9344 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9345 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9348 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9349 Eric Botcazou <ebotcazou@adacore.com>
9351 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9352 a label's basic block.
9353 (mark_target_live_regs): Tidy and rework obsolete comments.
9354 Change back DF problem to LIVE. If a label starts a basic block,
9355 assume that all registers that used to be live then still are.
9356 (init_resource_info): If a label starts a basic block, set its
9357 BLOCK_FOR_INSN accordingly.
9358 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9360 2009-04-27 Richard Guenther <rguenther@suse.de>
9362 * tree-flow-inline.h (function_ann): Remove.
9363 (get_function_ann): Likewise.
9364 * tree-dfa.c (create_function_ann): Remove.
9365 * tree-flow.h (struct static_var_ann_d): Remove.
9366 (struct function_ann_d): Likewise.
9367 (union tree_ann_d): Remove fdecl member.
9368 (function_ann_t): Remove.
9369 (function_ann, get_function_ann, create_function_ann): Remove
9372 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9374 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9376 2009-04-27 Jan Hubicka <jh@suse.cz>
9378 * ipa-pure-const.c (struct funct_state_d): New fields
9379 state_previously_known, looping_previously_known; remove
9380 state_set_in_source.
9381 (analyze_function): Use new fields.
9382 (propagate): Avoid assumption that state_set_in_source imply
9385 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9386 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9387 * cfgloop.h (finite_loop_p): Declare.
9389 2009-04-26 Michael Matz <matz@suse.de>
9391 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9393 2009-04-26 Michael Matz <matz@suse.de>
9395 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9396 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9397 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9398 pass_mark_used_blocks): Remove.
9399 * tree-optimize.c (pass_free_datastructures,
9400 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9401 * passes.c (init_optimization_passes): Don't call
9402 pass_mark_used_blocks, remove dead code.
9404 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9406 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9407 * tree-ssa-live.h (register_ssa_partition): Likewise.
9409 2009-04-26 Michael Matz <matz@suse.de>
9412 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9413 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9414 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9416 (compare_pairs): Swap cost comparison.
9417 (coalesce_ssa_name): Don't use change_partition_var.
9418 * tree-nrv.c (struct nrv_data): Add modified member.
9419 (finalize_nrv_r): Set it.
9420 (tree_nrv): Use it to update statements.
9421 (pass_nrv): Require PROP_ssa.
9422 * tree-mudflap.c (mf_decl_cache_locals,
9423 mf_build_check_statement_for): Use make_rename_temp.
9424 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9425 * alias.c (find_base_decl): Handle SSA names.
9426 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9427 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9428 * rtl.h (set_reg_attrs_for_parm): Declare.
9429 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9430 to "optimized", remove unused locals at finish.
9431 (execute_free_datastructures): Make global, call
9432 delete_tree_cfg_annotations.
9433 (execute_free_cfg_annotations): Don't call
9434 delete_tree_cfg_annotations.
9436 * ssaexpand.h: New file.
9437 * expr.c (toplevel): Include ssaexpand.h.
9438 (expand_assignment): Handle SSA names the same as register variables.
9439 (expand_expr_real_1): Expand SSA names.
9440 * cfgexpand.c (toplevel): Include ssaexpand.h.
9441 (SA): New global variable.
9442 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9443 (SSAVAR): New macro.
9444 (set_rtl): New helper function.
9445 (add_stack_var): Deal with SSA names, use set_rtl.
9446 (expand_one_stack_var_at): Likewise.
9447 (expand_one_stack_var): Deal with SSA names.
9448 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9449 before unique numbers.
9450 (expand_stack_vars): Use set_rtl.
9451 (expand_one_var): Accept SSA names, add asserts for them, feed them
9452 to above subroutines.
9453 (expand_used_vars): Expand all partitions (without default defs),
9454 then only the local decls (ignoring those expanded already).
9455 (expand_gimple_cond): Remove edges when jumpif() expands an
9457 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9458 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9460 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9461 members of SA; deal with PARM_DECL partitions here; expand
9462 all PHI nodes, free tree datastructures and SA. Commit instructions
9463 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9464 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9465 info and statements at start, collect garbage at finish.
9466 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9467 (VAR_ANN_PARTITION) Remove.
9468 (change_partition_var): Don't declare.
9469 (partition_to_var): Always return SSA names.
9470 (var_to_partition): Only accept SSA names.
9471 (register_ssa_partition): Only check argument.
9472 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9474 (delete_var_map): Don't free it.
9475 (var_union): Only accept SSA names, simplify.
9476 (partition_view_init): Mark only useful SSA names as used.
9477 (partition_view_fini): Only deal with SSA names.
9478 (change_partition_var): Remove.
9479 (dump_var_map): Use ssa_name instead of partition_to_var member.
9480 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9482 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9483 (struct _elim_graph): New member const_dests; nodes member vector of
9485 (set_location_for_edge): New static helper.
9486 (create_temp): Remove.
9487 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9488 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9489 (new_elim_graph): Allocate const_dests member.
9490 (clean_elim_graph): Truncate const_dests member.
9491 (delete_elim_graph): Free const_dests member.
9492 (elim_graph_size): Adapt to new type of nodes member.
9493 (elim_graph_add_node): Likewise.
9494 (eliminate_name): Likewise.
9495 (eliminate_build): Don't take basic block argument, deal only with
9496 partition numbers, not variables.
9497 (get_temp_reg): New static helper.
9498 (elim_create): Use it, deal with RTL temporaries instead of trees.
9499 (eliminate_phi): Adjust all calls to new signature.
9500 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9501 (rewrite_trees): Only do checking.
9502 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9503 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9504 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9505 contains_tree_r, MAX_STMTS_IN_LATCH,
9506 process_single_block_loop_latch, analyze_edges_for_bb,
9507 perform_edge_inserts): Remove.
9508 (expand_phi_nodes): New global function.
9509 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9510 functions, initialize new parameter, remember partitions having a
9512 (finish_out_of_ssa): New global function.
9513 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9514 don't reset in_ssa_p here, don't disable TER when mudflap.
9515 (pass_del_ssa): Remove.
9516 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9518 (execute_free_datastructures): Declare.
9519 * Makefile.in (SSAEXPAND_H): New variable.
9520 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9521 * basic-block.h (commit_one_edge_insertion): Declare.
9522 * passes.c (init_optimization_passes): Move pass_nrv and
9523 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9524 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9525 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9526 (redirect_branch_edge): Deal with super block when expanding, split
9527 out jump patching itself into ...
9528 (patch_jump_insn): ... here, new static helper.
9530 2009-04-26 Michael Matz <matz@suse.de>
9532 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9533 beyond num_ssa_names.
9534 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9535 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9537 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9540 * fwprop.c (forward_propagate_asm): New function.
9541 (forward_propagate_and_simplify): Propagate also into __asm, if it
9542 doesn't increase the number of referenced registers.
9545 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9547 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9549 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9550 note_nonlocal_vla_type for nonlocal VLAs.
9551 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9552 contains_remapped_vars, remap_vla_decls): New functions.
9553 (convert_nonlocal_reference_stmt): If not optimizing, call
9554 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9555 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9556 if it wasn't found in var_map.
9557 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9558 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9559 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9561 * gimplify.c (nonlocal_vlas): New variable.
9562 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9564 (gimplify_body): Create and destroy nonlocal_vlas.
9566 * dwarf2out.c (loc_descr_plus_const): New function.
9567 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9568 mem_loc_descriptor, loc_descriptor_from_tree_1,
9569 descr_info_loc, gen_variable_die): Use it.
9571 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9572 !TREE_STATIC VAR_DECLs.
9573 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9574 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9575 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9576 DECL_BY_REFERENCE is valid.
9577 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9578 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9579 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9580 Copy DECL_BY_REFERENCE.
9581 (struct nesting_copy_body_data): New type.
9582 (nesting_copy_decl): New function.
9583 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9584 if they have variable length.
9586 2009-04-26 Michael Matz <matz@suse.de>
9588 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9589 mark new temporaries for renaming.
9591 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9594 * c-decl.c (global_bindings_p): Return negative value.
9595 (c_variable_size): New. Based on variable_size from
9597 (grokdeclarator): Call c_variable_size not variable_size.
9599 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9601 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9603 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9605 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9606 Redefine it to just use mingw/include.
9607 (ASM_SPEC): Rules for -m32 and -m64.
9608 (LINK_SPEC): Use Likewise.
9609 (SPEC_32): New define.
9610 (SPEC_64): Likewise.
9611 (SUB_LINK_SPEC): Likewise.
9612 (MULTILIB_DEFAULTS): New define.
9613 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9614 Add multilib options.
9615 (MULTILIB_DIRNAMES): Likewise.
9616 (MULTILIB_OSDIRNAMES): Likewise.
9618 (INSTALL_LIBGCC): Likewise.
9620 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9623 * c-tree.h (enum c_inline_static_type): New.
9624 (record_inline_static): Declare.
9625 * c-decl.c (struct c_inline_static, c_inline_statics,
9626 record_inline_static, check_inline_statics): New.
9627 (pop_file_scope): Call check_inline_statics.
9628 (start_decl): Call record_inline_static instead of pedwarning
9629 directly for static in inline function.
9630 * c-typeck.c (build_external_ref): Call record_inline_static
9631 instead of pedwarning directly for static referenced in inline
9634 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9636 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9637 not new but only being rescanned.
9638 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9639 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9640 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9641 record_set_info, compute_set, grealloc): Remove.
9642 (recompute_all_luids): New function.
9643 (gcse_main): Don't compute sets, and don't do related memory
9644 allocations/free-ing. If something changed before the end of the
9645 pass, update LUIDs using recompute_all_luids.
9646 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9647 (free_gcse_mem): Don't free it either.
9648 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9649 Use the df insn LUIDs.
9650 (load_killed_in_block): Likewise.
9651 (compute_hash_table_work): Don't compute reg_set_in_block.
9652 (compute_transp): Use DF_REG_DEF_CHAINs.
9653 (local_cprop_pass): Don't use compute_sets and related functions.
9654 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9655 Use get_max_uid() instead of max_cuid.
9656 (insert_insn_end_basic_block, pre_insert_copy_insn,
9657 update_ld_motion_stores): Don't try to
9658 keep reg_set tables up to date.
9659 (pre_insert_copies): Use df insn LUIDs.
9660 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9661 (reg_set_info): Don't use extra bitmap argument.
9662 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9663 information to compute regs_set_in_block.
9664 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9665 (bypass_jumps): Don't use compute_sets and friends.
9667 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9670 * opts.c (undocumented_msg): Do not leave blank even with
9673 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9675 * c-decl.c (build_enumerator): Allow values folding to integer
9676 constants but not integer constant expressions with a pedwarn if
9679 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9682 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9683 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9684 type is an integer constant.
9686 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9689 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9692 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9695 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9696 with variably modified return type and no storage class
9697 specifiers, except for the case of nested functions. Distinguish
9698 extern declarations of functions with variably modified return
9699 types from those of objects with variably modified types.
9701 2009-04-25 Jan Hubicka <jh@suse.cz>
9703 * tree.c (list_equal_p): New function.
9704 * tree.h (list_equal_p): Declare.
9705 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9706 basic_block_def, basic_block, const_basic_block): New.
9707 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9708 (redirect_eh_edge): New function.
9709 (make_eh_edge_update_phi): EH edges are not abnormal.
9710 * except.c: Include tree-flow.h.
9711 (list_match): New function.
9712 (eh_region_replaceable_by_p): New function.
9713 (replace_region): New function.
9714 (hash_type_list): New function.
9715 (hash_eh_region): New function.
9716 (eh_regions_equal_p): New function.
9717 (merge_peers): New function.
9718 (remove_unreachable_regions): Verify EH tree when checking;
9720 (copy_eh_region_1): New function.
9721 (copy_eh_region): New function.
9722 (push_reachable_handler): New function.
9723 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9724 regions without label but with live RESX.
9725 * except.h (redirect_eh_edge_to_label): New.
9726 * tree-flow.h (redirect_eh_edge): New.
9727 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9728 basic_block_def, basic_block, const_basic_block): Remove.
9729 * Makefile.in (except.o): Add dependency on tree-flow.h
9730 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9731 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9734 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9737 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9738 on the destination of memcpy.
9740 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9742 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9743 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9744 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9746 2009-04-25 Jan Hubicka <jh@suse.cz>
9748 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9749 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9750 to be reached by different label than left.
9751 (update_eh_edges): Update comment; remove edge_to_remove if possible
9752 and return true if suceeded.
9753 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9754 (cleanup_eh): Compute sharing map.
9755 * except.c (remove_eh_handler_and_replace): Add argument if we should
9757 (remove_unreachable_regions): Update for label sharing.
9758 (label_to_region_map): Likewise.
9759 (get_next_region_sharing_label): New function.
9760 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9762 (remove_eh_handler): Update.
9763 (remove_eh_region_and_replace_by_outer_of): New function.
9764 * except.h (struct eh_region): Add next_region_sharing_label.
9765 (remove_eh_region_and_replace_by_outer_of,
9766 get_next_region_sharing_label): Declare.
9767 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9769 2009-04-25 Jan Hubicka <jh@suse.cz>
9771 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9772 insert code even if they are not critical.
9774 2009-04-25 Jan Hubicka <jh@suse.cz>
9776 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9777 (gimple_can_remove_branch_p): EH edges won't remove branch by
9779 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9780 updating of non-abnormal EH edges.
9781 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9782 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9783 (split_critical_edges): Split also edges where emitting code on them
9784 will lead to splitting later.
9786 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9787 H.J. Lu <hongjiu.lu@intel.com>
9790 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9791 the configured assembler supports fildq and fistpq mnemonics.
9792 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9793 * configure: Regenerated.
9796 * config/i386/i386.c (print_operand): Handle 'Z'.
9797 ['z']: Remove handling of special fild/fist suffixes.
9798 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9799 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9800 suffix of fild insn.
9801 (*floatsi<mode>2_vector_mixed): Ditto.
9802 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9803 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9804 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9805 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9806 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9808 2009-04-25 Ben Elliston <bje@au.ibm.com>
9810 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9811 the source of a set operation.
9813 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9815 * target.h (struct gcc_target): Add case_values_threshold field.
9816 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9817 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9818 * targhooks.c (default_case_values_threshold): New function.
9819 * targhooks.h (default_case_values_threshold): Declare function.
9820 * stmt.c (expand_case): Use case_values_threshold target hook.
9821 * expr.h (case_values_threshold): Remove declartation.
9822 * expr.c (case_values_threshold): Remove function.
9823 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9825 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9826 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9827 (avr_case_values_threshold): Declare as static.
9828 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9830 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9831 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9832 (mn10300_case_values_threshold): New function.
9834 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9836 * ira.c (setup_cover_and_important_classes): Add enum cast.
9838 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9840 * genpreds.c (write_enum_constraint_num): Output definition of
9841 CONSTRAINT_NUM_DEFINED_P macro.
9842 * ira.c (setup_cover_and_important_classes): Use
9843 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9845 2009-04-24 DJ Delorie <dj@redhat.com>
9847 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9848 __SH2A_SINGLE_ONLY__ also.
9850 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9852 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9853 (movdf_internal): Ditto.
9854 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9855 SFmode and DFmode constants.
9856 (ia64_print_operand): Add 'G' format for printing
9857 floating point constants.
9859 2009-04-24 Richard Guenther <rguenther@suse.de>
9861 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9862 from unsigned additions.
9864 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9866 * c-typeck.c (set_init_index): Allow array designators that are
9867 not integer constant expressions with a pedwarn if pedantic.
9869 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9871 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9872 zero if no overlap in nonzero bits between the operands.
9874 2009-04-24 Ian Lance Taylor <iant@google.com>
9876 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9877 (record_dead_and_set_regs): Likewise.
9878 * df.h (struct df_mw_hardreg): Change flags field to int.
9879 (struct df_base_ref): Likewise.
9880 (struct df): Change changeable_flags field to int.
9881 * df-scan.c (df_defs_record): Change clobber_flags to int.
9882 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9883 constants rather than #define macros.
9884 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9885 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9886 (enum dwarf_calling_convention): Likewise.
9887 (enum dwarf_line_number_x_ops): Likewise.
9888 (enum dwarf_call_frame_info): Likewise.
9889 (enum dwarf_source_language): Likewise.
9890 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9891 (add_calling_convention_attribute): Likewise.
9892 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9893 (combine_comparisons): Change compcode to int. Add cast to enum type.
9894 * genrecog.c (maybe_both_true_2): Change c to int.
9895 (write_switch): Likewise. Add cast to enum type.
9896 * gimplify.c (gimplify_omp_for): Handle return values from
9897 gimplify_expr using MIN rather than bitwise or.
9898 (gimplify_expr): Add cast to enum type.
9899 * ipa-prop.c (update_jump_functions_after_inlining): Change
9900 IPA_BOTTOM to IPA_JF_UNKNOWN.
9901 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9902 Add casts to enum type.
9903 (setup_cover_and_important_classes): Change cl to int. Add casts
9905 (setup_class_translate): Change cl and mode to int.
9906 (ira_init_once): Change mode to int.
9907 (free_register_move_costs): Likewise.
9908 (setup_prohibited_mode_move_regs): Add casts to enum type.
9909 * langhooks.c (add_builtin_function_common): Rework assertion that
9910 value fits bitfield.
9911 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
9912 * omega.c (omega_do_elimination): Avoid math on enum types.
9913 * optabs.c (expand_vec_shift_expr): Remove casts to int.
9914 * opts.c (set_debug_level): Change 2 to enum constant. Use new
9915 int local to handle integral_argment value.
9916 * regmove.c (try_auto_increment): Change PUT_MODE to
9918 * reload.c (push_secondary_reload): Add casts to enum type.
9919 (secondary_reload_class, find_valid_class): Likewise.
9920 * reload1.c (emit_input_reload_insns): Likewise.
9921 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
9922 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
9923 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
9925 * tree.c (build_common_builtin_nodes): Add casts to enum type.
9926 * tree-complex.c (complex_lattice_t): Typedef to int rather than
9928 (expand_complex_libcall): Add casts to enum type.
9929 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
9930 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
9931 with ERROR_MARK, not NUM_TREE_CODES.
9932 (vect_create_epilog_for_reduction): Likewise.
9933 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
9934 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
9935 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
9937 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
9938 vect_unused_in_loop. Change 0 to loop_vect.
9939 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
9940 * var-tracking.c (get_init_value): Change return type to enum
9942 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
9943 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
9945 (arm_override_options): Add casts to enum type.
9946 (arm_emit_tls_decoration): Likewise.
9947 * config/i386/i386.c (ix86_function_specific_restore): Add casts
9949 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
9950 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
9951 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
9953 * config/s390/s390.c (code_for_builtin_64): Change to array of
9955 (code_for_builtin_31): Likewise.
9956 (s390_expand_builtin): Change code_for_builtin to enum insn_code
9958 * config/sparc/sparc.c (sparc_override_options): Change value
9959 field in struct code_model to enum cmodel. In initializer change
9960 0 to NULL and add cast to enum type.
9962 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
9963 Change all callers. Issue a -Wc++-compat warning using
9964 lhs_origtype if necessary.
9965 (convert_for_assignment): Issue -Wc++-compat warnings about
9966 invalid conversions to enum type on assignment.
9967 * c-common.h (build_modify_expr): Update declaration.
9969 2009-04-24 Nick Clifton <nickc@redhat.com>
9971 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
9972 (function_arg_advance): Likewise.
9973 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
9976 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9978 * config/s390/constraints.md ('I', 'J'): Fix condition.
9980 2009-04-24 Diego Novillo <dnovillo@google.com>
9982 * gengtype-parse.c (parse_error): Add newline after message.
9984 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9986 * config/i386/sse.md (avxmodesuffixs): Removed.
9987 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
9988 (*avx_pinsr<ssevecsize>): This.
9990 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9992 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
9993 follow chains of regs with a single definition, and allow expressions
9994 that are function_invariant_p.
9995 (simple_rhs_p): Allow expressions that are function_invariant_p.
9997 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10000 * fold-const.c (fold_cond_expr_with_comparison): When folding
10001 > and >= to MAX, make sure the MAX uses the same type as the
10002 comparison's operands.
10004 2009-04-24 Nick Clifton <nickc@redhat.com>
10006 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10007 addressing for DImode accesses.
10008 (frv_print_operand_address): Handle PLUS case.
10009 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10011 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10013 PR rtl-optimization/39794
10014 * alias.c (canon_true_dependence): Add x_addr argument.
10015 * rtl.h (canon_true_dependence): Adjust prototype.
10016 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10017 * cselib.c (cselib_invalidate_mem): Likewise.
10018 * gcse.c (compute_transp): Likewise.
10019 * dse.c (scan_reads_nospill): Likewise.
10020 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10021 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10022 canon_base_addr of the group, plus optional offset.
10023 (struct group_info): Rename canon_base_mem to
10025 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10026 canon_rtx of base_mem.
10028 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10030 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10031 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10033 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10035 * config/spu/spu-builtins.h: Delete file.
10037 * config/spu/spu.h (enum spu_builtin_type): Move here from
10039 (struct spu_builtin_description): Likewise. Add GTY marker.
10040 Do not use enum spu_function_code or enum insn_code.
10041 (spu_builtins): Add extern declaration.
10043 * config/spu/spu.c: Do not include "spu-builtins.h".
10044 (enum spu_function_code, enum spu_builtin_type_index,
10045 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10046 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10047 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10048 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10049 (spu_builtin_types): Make static. Add GTY marker.
10050 (spu_builtins): Add extern declaration with GTY marker.
10051 Include "gt-spu.h".
10053 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10054 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10055 Check programmatically whether all parameters are scalar.
10057 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10059 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10061 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10062 assignment from the constructor either if the target is volatile.
10064 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10066 * config/arm/arm.md (insv): Do not share operands[0].
10068 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10070 * config/vxlib-tls.c (active_tls_threads): Delete.
10071 (delete_hook_installed): New.
10072 (tls_delete_hook): Don't delete the delete hook.
10073 (tls_destructor): Delete it here.
10074 (__gthread_set_specific): Adjust installing the delete hook.
10075 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10076 __gthread_leave_tsd_dtor_context.
10078 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10080 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10082 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10084 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10086 (alpha_rtx_costs): Ditto.
10087 (emit_unlikely_jump): Use add_reg_note.
10088 (emit_frame_store_1): Ditto.
10089 (alpha_expand_prologue): Ditto.
10090 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10091 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10093 2009-04-23 Nick Clifton <nickc@redhat.com>
10095 * config/v850/v850.md (epilogue): Remove suppressed code.
10096 (return): Rename to return_simple and remove test of frame size.
10097 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10098 to gen_return_simple.
10100 2009-04-22 Jing Yu <jingyu@google.com>
10103 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10105 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10108 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10109 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10110 value is a VECTOR_CST, the element type is the element type of the
10113 2009-04-22 DJ Delorie <dj@redhat.com>
10115 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10117 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10119 * alias.c (find_base_term): Move around LO_SUM case, so that
10120 CONST falls through into PLUS/MINUS handling.
10123 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10124 into 0, use omit_one_operand.
10126 2009-04-23 Ben Elliston <bje@au.ibm.com>
10128 * config/rs6000/linux-unwind.h (get_regs): Remove type
10129 puns. Change the type of `pc' to an array of unsigned ints and
10130 update all users. Constify frame24.
10132 2009-04-22 DJ Delorie <dj@redhat.com>
10134 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10135 declarations before code.
10136 (current_function_special_page_vector): Likewise.
10137 (m32c_expand_insv): Silence a warning.
10139 2009-04-21 Taras Glek <tglek@mozilla.com>
10141 * alias.c: Update GTY annotations to new syntax.
10142 * basic-block.h: Likewise.
10143 * bitmap.h: Likewise.
10144 * c-common.h: Likewise.
10145 * c-decl.c: Likewise.
10146 * c-parser.c: Likewise.
10147 * c-pragma.c: Likewise.
10148 * c-tree.h: Likewise.
10149 * cfgloop.h: Likewise.
10150 * cgraph.h: Likewise.
10151 * config/alpha/alpha.c: Likewise.
10152 * config/arm/arm.h: Likewise.
10153 * config/avr/avr.h: Likewise.
10154 * config/bfin/bfin.c: Likewise.
10155 * config/cris/cris.c: Likewise.
10156 * config/darwin.c: Likewise.
10157 * config/frv/frv.c: Likewise.
10158 * config/i386/i386.c: Likewise.
10159 * config/i386/i386.h: Likewise.
10160 * config/i386/winnt.c: Likewise.
10161 * config/ia64/ia64.h: Likewise.
10162 * config/iq2000/iq2000.c: Likewise.
10163 * config/mips/mips.c: Likewise.
10164 * config/mmix/mmix.h: Likewise.
10165 * config/pa/pa.c: Likewise.
10166 * config/pa/pa.h: Likewise.
10167 * config/rs6000/rs6000.c: Likewise.
10168 * config/s390/s390.c: Likewise.
10169 * config/sparc/sparc.c: Likewise.
10170 * config/xtensa/xtensa.c: Likewise.
10171 * cselib.h: Likewise.
10172 * dbxout.c: Likewise.
10173 * dwarf2out.c: Likewise.
10174 * except.c: Likewise.
10175 * except.h: Likewise.
10176 * fixed-value.h: Likewise.
10177 * function.c: Likewise.
10178 * function.h: Likewise.
10179 * gimple.h: Likewise.
10180 * integrate.c: Likewise.
10181 * optabs.c: Likewise.
10182 * output.h: Likewise.
10183 * real.h: Likewise.
10185 * stringpool.c: Likewise.
10186 * tree-data-ref.c: Likewise.
10187 * tree-flow.h: Likewise.
10188 * tree-scalar-evolution.c: Likewise.
10189 * tree-ssa-address.c: Likewise.
10190 * tree-ssa-alias.h: Likewise.
10191 * tree-ssa-operands.h: Likewise.
10192 * tree.c: Likewise.
10193 * tree.h: Likewise.
10194 * varasm.c: Likewise.
10195 * varray.h: Likewise.
10197 * coretypes.h: Do not define GTY macro if it is already defined.
10198 * doc/gty.texi: Update GTY documentation to new syntax.
10199 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10200 annotations on structs.
10201 * gengtype-parse.c: Likewise.
10203 2009-04-22 Mark Heffernan <meheff@google.com>
10205 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10207 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10209 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10212 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10214 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10215 the same as a PLUS without a shift. Increase the cost of a
10218 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10220 * Makefile.in: Update dependencies.
10221 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10222 * errors.h: Remove bogus comment about compatibility.
10223 (warning): Update declaration.
10224 * genautomata.c: Update all calls to warning.
10225 * gimple.c: Do not include errors.h. Include toplev.h.
10226 * tree-ssa-structalias.c: Do not include errors.h.
10227 * omega.c: Likewise.
10228 * tree-ssa-reassoc.c: Likewise.
10229 * config/spu/spu-c.c: Likewise.
10230 * config/spu/t-spu-elf: Update dependencies.
10232 2009-04-22 Richard Guenther <rguenther@suse.de>
10234 PR tree-optimization/39824
10235 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10236 make sure the types are compatible.
10238 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10241 * c-common.c (c_parse_error): Take a token_flags parameter.
10242 Use token_type for the token type instead.
10243 Pass token_flags to cpp_type2name.
10244 * c-common.h (c_parse_error): Update declaration.
10245 * c-parser.c (c_parser_error): Pass 0 as token flags.
10247 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10249 PR rtl-optimization/39580
10250 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10252 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10254 * function.c (expand_function_end): Do not emit a jump to the "naked"
10255 return label for fall-through returns.
10256 * except.c (sjlj_emit_function_exit): Always place the call to the
10257 unregister function at the location installed by expand_function_end.
10259 2009-04-22 Richard Guenther <rguenther@suse.de>
10261 PR tree-optimization/39845
10262 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10263 (gen_inbound_check): Likewise.
10265 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10267 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10269 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10270 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10272 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10274 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10275 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10276 shift counts to avoid out-of-bounds array accesses.
10278 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10280 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10281 (Pmode): Move above.
10283 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10285 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10286 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10287 GET_CODE macro. Use IN_RANGE macro where appropriate.
10288 * config/alpha/alpha.h: Ditto.
10289 * config/alpha/alpha.md: Ditto.
10290 * config/alpha/constraints.md: Ditto.
10291 * config/alpha/predicates.md: Ditto.
10293 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10295 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10296 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10297 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10298 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10299 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10300 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10301 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10302 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10303 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10304 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10305 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10306 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10307 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10308 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10309 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10310 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10311 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10312 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10313 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10314 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10315 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10316 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10317 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10318 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10319 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10320 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10321 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10323 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10325 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10326 references from comments.
10327 * cfgbuild.c: (count_basic_blocks): Delete.
10328 (find_basic_blocks_1): Delete.
10329 (find_basic_blocks): Delete.
10330 * except.c (finish_eh_generation): Make static. Move comment from
10331 except.h here. Remove find_basic_blocks references from comments.
10332 * except.h (finish_eh_generation): Delete.
10333 * basic-block.h (find_basic_blocks): Delete.
10334 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10336 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10338 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10339 (sdbout_parms): Likewise.
10341 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10343 * config/sh/sh.c (prepare_cbranch_operands): Use
10344 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10345 (expand_cbranchdi4): Likewise.
10346 (from_compare): Add cast to enum type.
10347 (expand_cbranchsi4): Use add_reg_note.
10348 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10349 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10350 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10351 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10352 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10353 instead of CODE_FOR_nothing.
10354 (cbranchdi4): Likewise. Fix the order of arguments for
10356 (push_fpscr): Use add_reg_note.
10357 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10358 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10360 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10362 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10363 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10364 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10365 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10366 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10367 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10368 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10369 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10370 config/alpha/x-vms, config/arc/t-arc,
10371 config/arm/README-interworking, config/arm/arm-c.c,
10372 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10373 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10374 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10375 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10376 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10377 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10378 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10379 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10380 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10381 config/cris/t-elfmulti, config/crx/t-crx,
10382 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10383 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10384 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10385 config/h8300/t-h8300, config/i386/athlon.md,
10386 config/i386/darwin-libgcc.10.4.ver,
10387 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10388 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10389 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10390 config/i386/t-linux64, config/i386/t-nwld,
10391 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10392 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10393 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10394 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10395 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10396 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10397 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10398 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10399 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10400 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10401 config/m68k/t-uclinux, config/mcore/t-mcore,
10402 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10403 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10404 config/mips/crtn.asm, config/mips/irix-crti.asm,
10405 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10406 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10407 config/mips/mips-fixed.md, config/mips/sb1.md,
10408 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10409 config/mips/t-iris6, config/mips/t-isa3264,
10410 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10411 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10412 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10413 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10414 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10415 config/mn10300/t-linux, config/mn10300/t-mn10300,
10416 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10417 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10418 config/picochip/libgccExtras/clzsi2.asm,
10419 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10420 config/rs6000/darwin-libgcc.10.4.ver,
10421 config/rs6000/darwin-libgcc.10.5.ver,
10422 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10423 config/rs6000/t-aix43, config/rs6000/t-aix52,
10424 config/rs6000/t-darwin, config/rs6000/t-fprules,
10425 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10426 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10427 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10428 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10429 config/rs6000/t-rtems, config/rs6000/t-spe,
10430 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10431 config/score/t-score-elf, config/sh/divcost-analysis,
10432 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10433 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10434 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10435 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10436 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10437 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10438 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10439 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10440 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10441 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10442 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10443 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10444 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10445 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10446 * config/h8300/genmova.sh: Include copyright and license notices
10447 in generated output.
10448 * config/h8300/mova.md: Regenerate.
10449 * doc/install.texi2html: Include word "Copyright" in copyright
10450 notice and use name "Free Software Foundation, Inc.".
10451 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10452 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10453 ChangeLog-2007, ChangeLog-2008: Correct dates.
10455 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10457 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10458 NE_EXPR operations as well.
10459 * c-parser.c (c_parser_condition): Do not set location information on
10461 (c_parser_conditional_expression): Likewise.
10462 (c_parser_binary_expression): Set location information on operators.
10463 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10464 TRUTH_NOT_EXPR has been folded.
10465 * fold-const.c (fold_truth_not_expr): Copy location information from
10466 the incoming expression to the outgoing one.
10467 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10468 recursive calls on the LHS of the operator but pass that of the
10469 operator to recursive calls on the RHS of the operator. Set it
10471 (shortcut_cond_expr): Set the locus of the operator on the second
10472 COND_EXPR and that of the expression on the first in degenerate cases.
10473 Pass the locus of the expression to calls to shortcut_cond_r.
10474 Set the locus of the 'then' block on the associated jump, if any.
10475 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10476 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10477 expression to call to gimplify_boolean_expr.
10479 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10481 * config.gcc: Add additional configuration for
10482 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10483 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10484 (CPP_SPEC): Redefine for allowing -municode option.
10485 (STARTFILE_SPEC): Likewise.
10486 * config/i386/t-mingw-w64: New.
10487 * config/i386/mingw-w64.opt: New.
10488 (municode): Add new target option.
10489 * doc/invoke.texi (municode): Add documentation for new option.
10491 2009-04-21 Ian Lance Taylor <iant@google.com>
10493 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10494 Correct test for number of arguments.
10495 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10497 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10499 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10500 argument of emit_library_call.
10502 2009-04-21 Richard Guenther <rguenther@suse.de>
10504 PR middle-end/39829
10505 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10506 inside VIEW_CONVERT_EXPRs.
10508 2009-04-21 Martin Jambor <mjambor@suse.cz>
10510 * tree-switch-conversion.c (build_constructors): Split a long line.
10511 (constructor_contains_same_values_p): New function.
10512 (build_one_array): Create assigns of constants if possible, do not
10513 call mark_sym_for_renaming, call update_stmt.
10514 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10515 make_rename_temp. Do not call mark_symbols_for_renaming, call
10517 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10518 find_new_referenced_vars, call update_stmt.
10519 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10520 instead of calling make_rename_temp. Do not call
10521 find_new_referenced_vars or mark_symbols_for_renaming, call
10524 2009-04-21 Richard Guenther <rguenther@suse.de>
10526 PR tree-optimization/39827
10527 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10528 (tree_ssa_phiprop): Pass the correct array size.
10530 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10532 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10534 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10537 * c-typeck.c (lvalue_p): Move declaration ...
10538 * c-common.h (lvalue_p): ... to here.
10539 * c-common.c (candidate_equal_p): New.
10540 (add_tlist): Use it.
10541 (merge_tlist): Use it.
10542 (warn_for_collisions_1): Likewise.
10543 (warning_candidate_p): Accept more candidates.
10544 (verify_tree): A warning candidate can be an expression. Use
10547 2009-04-21 Ben Elliston <bje@au.ibm.com>
10550 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10551 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10552 options. Remove -mcall-solaris documentation.
10554 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10557 * doc/invoke.texi (-Wlong-long): Update description.
10558 * c-lex (interpret_integer): Only warn if there was no previous
10559 overflow and -Wlong-long is enabled.
10560 * c-decl.c (declspecs_add_type): Drop redundant flags.
10561 * c.opt (Wlong-long): Init to -1.
10562 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10563 and front-end warn_long_long. Wlong-long only depends on other
10564 flags if it is uninitialized.
10565 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10566 the same for CPP and FE.
10567 (restore_extension_diagnostics): Likewise.
10569 2009-04-20 Ian Lance Taylor <iant@google.com>
10571 Fix enum conversions which are invalid in C++:
10572 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10573 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10574 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10575 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10576 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10577 (dbxout_parms): Likewise.
10578 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10579 (df_clear_flags): Likewise.
10580 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10581 top_flag parameter to int.
10582 (df_chain_create_bb_process_use): Likewise.
10583 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10585 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10586 (df_ref_create_structure, df_def_record_1): Likewise.
10587 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10588 (df_notes_rescan): Change 0 to VOIDmode in function call.
10589 (df_get_call_refs, df_insn_refs_collect): Likewise.
10590 (df_bb_regs_collect): Likewise.
10591 (df_entry_block_defs_collect): Likewise.
10592 (df_exit_block_uses_collect): Likewise.
10593 * df.h: Update declarations.
10594 * double-int.c (double_int_divmod): Add cast to enum type.
10595 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10596 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10597 (based_loc_descr): Likewise.
10598 (loc_descriptor_from_tree_1): Change first_op and second_op to
10599 enum dwarf_location_atom. Add cast to enum type.
10600 * expmed.c (init_expmed): Change 0 to SET in function call.
10601 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10602 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10603 (do_store_flag): Likewise.
10604 * fixed-value.h (struct fixed_value): Change mode to enum
10606 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10607 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10609 (insert_insn_decl, insert_decl, insert_state): Likewise.
10610 (automata_list_finish): Likewise.
10611 * genrecog.c (process_define_predicate): Add cast to enum type.
10612 * gensupport.c (init_predicate_table): Add cast to enum type.
10613 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10615 (gimple_build_call_1, gimple_build_label): Likewise.
10616 (gimple_build_goto, gimple_build_asm_1): Likewise.
10617 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10618 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10619 (enum fallback): Rename from enum fallback_t.
10620 (fallback_t): Typedef as int.
10621 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10622 GSI_SAME_STMT in function call.
10623 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10625 (setup_reg_class_relations): Likewise.
10626 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10627 (setup_prohibited_class_mode_regs): Add cast to enum type.
10628 (setup_prohibited_mode_move_regs): Likewise.
10629 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10630 (record_address_regs): Change i to enum reg_class.
10631 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10632 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10633 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10634 (GET_MODE_2XWIDER_MODE): Likewise.
10635 (GET_CLASS_NARROWEST_MODE): Likewise.
10636 * omp-low.c (expand_omp_for): Add cast to enum type.
10637 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10638 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10639 * postreload.c (reload_cse_simplify_operands): Change rclass local
10641 * predict.c (combine_predictions_for_insn): Change best_predictor
10642 and predictor to enum br_predictor.
10643 (combine_predictions_for_bb): Likewise.
10644 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10645 use SET_PREDICT_EXPR_OUTCOME.
10646 * real.c (real_arithmetic): Change icode to code in function call.
10647 * reginfo.c (init_move_cost): Add casts to enum type.
10648 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10649 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10651 * reload.c (find_valid_class): Add casts to enum type.
10652 (push_reload): Change 0 to NO_REGS in function call.
10653 (find_reloads): Change this_alternative to array of enum
10654 reg_class. Remove some now-unnecessary casts.
10655 (make_memloc): Change 0 to VOIDmode in function call.
10656 * reload1.c (reload): Change 0 to VOIDmode in function call.
10657 (eliminate_regs_1, elimination_effects): Likewise.
10658 (eliminate_regs_in_insn): Likewise.
10659 (emit_input_reload_insns): Add cast to enum type.
10660 (delete_output_reload): Change 0 to VOIDmode in function call.
10661 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10662 to enum type in function call.
10663 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10664 (SET_PREDICT_EXPR_OUTCOME): Define.
10665 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10666 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10667 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10668 (dump_function): Likewise.
10669 * tree-dump.h: Update declarations.
10670 * tree-pass.h: Update declarations.
10671 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10672 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10674 (arm_rtx_costs_1): Correct parenthesization.
10675 (arm_rtx_costs): Add casts to enum type.
10676 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10677 (vfp_emit_fstmd): Use add_rg_note.
10678 (emit_multi_reg_push, emit_sfm): Likewise.
10679 (thumb_set_frame_pointer): Likewise.
10680 (arm_expand_prologue): Likewise.
10681 (arm_regno_class): Change return type to enum reg_class.
10682 (thumb1_expand_prologue): Use add_reg_note.
10683 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10684 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10686 * config/arm/gentune.sh: Add cast to enum type.
10687 * config/arm/arm-tune.md: Rebuild.
10688 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10689 (ix86_split_fp_branch, predict_jump): Likewise.
10690 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10691 insn_code to enum rtx_code.
10692 (ix86_builtin_vectorized_function): Add cast to enum type.
10693 * config/i386/i386.md (truncdfsf2): Change slot to enum
10695 (truncxf<mode>2, isinf<mode>2): Likewise.
10696 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10698 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10699 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10700 (insert_bundle_state): Change 1 to INSERT in function call.
10701 (ia64_add_bundle_selector_before): Likewise.
10702 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10703 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10704 (restore_stack_nonlocal): Likewise.
10705 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10707 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10709 (mips_rtx_costs): Likewise.
10710 (mips_override_options): Add casts to enum type.
10711 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10713 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10714 (store_reg, set_reg_plus_d): Likewise.
10715 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10716 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10718 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10720 (emit_unlikely_jump): Use add_reg_note.
10721 (rs6000_emit_allocate_stack): Likewise.
10722 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10723 (output_toc): Change 1 to INSERT in function call.
10724 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10725 (rs6000_initialize_trampoline): Likewise.
10726 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10728 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10729 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10730 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10731 (save_gprs): Use add_reg_note.
10732 (s390_emit_prologue): Likewise.
10733 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10734 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10735 (sparc_fold_builtin): Add cast to enum type.
10736 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10738 (spu_expand_prologue): Use add_reg_note.
10739 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10741 2009-04-20 Ian Lance Taylor <iant@google.com>
10743 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10744 (c_parser_postfix_expression_after_primary): Get VEC for list of
10745 arguments. Get original types of arguments. Call
10746 build_function_call_vec.
10747 (cached_expr_list_1, cached_expr_list_2): New static variables.
10748 (c_parser_expr_list): Change return type to VEC *. Add
10749 p_orig_types parameter. Change all callers.
10750 (c_parser_release_expr): New static function.
10751 (c_parser_vec_to_tree_list): New static function.
10752 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10753 call build_function_call_vec.
10754 (build_function_call_vec): New function, based on old
10755 build_function_call.
10756 (convert_arguments): Remove nargs and argarray parameters. Change
10757 values to a VEC. Add origtypes parameter.
10758 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10759 (convert_for_assignment): Add origtype parameter. Change all
10760 callers. If warn_cxx_compat, check for conversion to an enum
10761 type when calling a function.
10762 (store_init_value): Add origtype parameter. Change all callers.
10763 (digest_init): Likewise.
10764 (struct init_node): Add origtype field.
10765 (add_pending_init): Add origtype parameter. Change all callers.
10766 (output_init_element): Likewise.
10767 (output_pending_init_elements): Pass origtype from init_node to
10768 output_init_element.
10769 (process_init_element): Pass origtype from c_expr to
10770 output_init_element.
10771 (c_finish_return): Add origtype parameter. Change all callers.
10772 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10774 (sync_resolve_params): Likewise.
10775 (sync_resolve_return): Change params to first_param. Change caller.
10776 (resolve_overloaded_builtins): Change params to VEC *. Change
10777 callers. Save first parameter around call to build_function_call_vec.
10778 * c-decl.c (finish_decl): Add origtype parameter. Change all
10779 callers. Call build_function_call_vec rather than
10780 build_function_call for cleanup.
10781 * c-tree.h: Update declarations.
10782 * c-common.h: Update declarations.
10783 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10784 params to first_param.
10785 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10786 params parameter from tree to void *.
10787 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10788 Change arglist parameter to have type void *, and to be a pointer
10790 * config/rs6000/rs6000-protos.h
10791 (altivec_resolve_overloaded_builtin): Update declaration.
10792 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10793 fnargs parameter to have type void *, and to be a pointer to a
10794 VEC. Call build_function_call_vec instead of
10795 build_function_call.
10796 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10798 2009-04-20 Joey Ye <joey.ye@intel.com>
10799 Xuepeng Guo <xuepeng.guo@intel.com>
10800 H.J. Lu <hongjiu.lu@intel.com>
10802 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10804 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10805 (IX86_LEA_PRIORITY): Likewise.
10806 (distance_non_agu_define): New function.
10807 (distance_agu_use): Likewise.
10808 (ix86_lea_for_add_ok): Likewise.
10809 (ix86_dep_by_shift_count): Likewise.
10811 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10812 should split for LEA.
10814 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10816 (ix86_dep_by_shift_count): Likewise.
10818 2009-04-20 Richard Guenther <rguenther@suse.de>
10820 * expr.c (handled_component_p): Move ...
10821 * tree.h (handled_component_p): ... here.
10822 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10823 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10824 and REALPART_EXPR to be in one group.
10826 2009-04-20 Richard Guenther <rguenther@suse.de>
10828 * basic-block.h (get_all_dominated_blocks): Declare.
10829 * dominance.c (get_all_dominated_blocks): New function.
10830 * tree-cfg.c (get_all_dominated_blocks): Remove.
10831 (remove_edge_and_dominated_blocks): Adjust.
10832 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10833 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10834 instead of recursing.
10836 2009-04-20 Doug Kwan <dougkwan@google.com>
10838 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10839 (struct cgraph_node_set_def): New type.
10840 (cgraph_node_set) New type. Also declare vector functions.
10841 (struct cgraph_node_set_element_def): New type.
10842 (cgraph_node_set_element): Ditto.
10843 (cgraph_node_set_iterator): New iterator type.
10844 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10845 cgraph_node_set_remove, dump_cgraph_node_set,
10846 debug_cgraph_node_set): New prototypes.
10847 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10848 cgraph_node_set_size): New inlines.
10849 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10850 including cgraph.h.
10851 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10852 argument to function 'write_summary'.
10853 * ipa.c: Include ggc.h.
10854 (hash_cgraph_node_set_element,
10855 eq_cgraph_node_set_element, cgraph_node_set_new,
10856 cgraph_node_set_add, cgraph_node_set_remove,
10857 cgraph_node_set_find, dump_cgraph_node_set,
10858 debug_cgraph_node_set): New functions.
10859 * Makefile.in (ipa.o): Add dependency on GGC_H.
10861 2009-04-20 Ira Rosen <irar@il.ibm.com>
10863 PR tree-optimization/39675
10864 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10865 check of the return code of vect_schedule_slp. Check that
10866 stmt_vec_info still exists for the statement, before checking its
10867 vectorization type.
10869 2009-04-20 Michael Matz <matz@suse.de>
10871 * Makefile.in (generated_files): Take out $(simple_generated_c).
10873 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10875 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10876 (UINTPTR_TYPE): Likewise.
10878 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10881 * c-typeck.c (digest_init): Check for initializing an array with a
10884 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10887 * c-semantics.c (pop_stmt_list): Propagate
10888 STATEMENT_LIST_HAS_LABEL to parent statement list.
10890 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10892 * config/mips/mips.h (mips_tune_attr): New macro.
10893 * config/mips/mips.md (cpu): Use it.
10895 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10898 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10901 2009-04-19 Diego Novillo <dnovillo@google.com>
10903 * toplev.c (compile_file): Move call to coverage_finish ...
10904 * cgraphunit.c (ipa_passes): ... here.
10905 Call cgraph_process_new_functions.
10906 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
10907 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
10909 2009-04-19 Jan Hubicka <jh@suse.cz>
10911 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
10913 (dump_cgraph_node): Dump can throw external flag.
10914 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
10916 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10920 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
10921 * common.opt (Wlogical-op): Move from here...
10922 * c.opt (Wlogical-op): ... to here.
10923 * c-typeck.c (parser_build_binary_op): Update call to
10924 warn_logical_operator.
10925 * c-opts.c (c_common_post_options): Enable warn_logical_op with
10927 * c-common.c (warn_logical_op): Update.
10928 * c-common.h (warn_logical_op): Update declaration.
10930 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
10932 * tree.c (protected_set_expr_location): Fix formatting.
10934 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10937 * c-typeck.c (readonly_warning): new.
10938 (build_unary_op, build_modify_expr): Use readonly_warning for
10939 storing into something readonly but not const-qualified.
10941 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10944 * c-typeck.c (build_unary_op): Check for taking address of
10945 expression of type void.
10947 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10950 * c-typeck.c (build_function_call): Check for calling a function
10951 with qualified void return types. Call require_complete_type when
10954 2009-04-18 Jan Hubicka <jh@suse.cz>
10956 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
10958 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
10959 can_throw_external flag.
10960 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
10961 * ipa-pure-const.c (ignore_edge): New function.
10962 (propagate): Compute order for NOTHROW computation; set NOTHROWs
10963 only over can_throw_external edges.
10964 (local_pure_const): Add nothrow flag.
10965 * ipa-utils.c (searchc): Add ignore_edge callback.
10966 (ipa_utils_reduced_inorder): Add ignore_edge callback.
10967 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
10968 (set_nothrow_function_flags): Update cgraph.
10969 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
10971 2009-04-18 Richard Guenther <rguenther@suse.de>
10973 PR middle-end/39804
10974 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
10975 (fold_stmt): ... this and ...
10976 (fold_stmt_inplace): ... this.
10977 (fold_stmt_1): Fold references in calls and asms.
10978 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
10980 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10982 * tree-vrp.c (ssa_name_nonzero_p): Remove.
10983 * tree.h: Remove the prototype for ssa_name_nonzero_p.
10985 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10987 * tree.c (function_args_count): Remove.
10988 * tree.h: Remove the prototype for function_args_count.
10990 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10992 * tree-iterator.c (expr_only): Remove.
10993 * tree.h: Remove the prototype for expr_only.
10995 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10997 * reginfo.c (cannot_change_mode_set_regs): Remove.
10998 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11000 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11002 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11003 whether operands 0 and 1 overlaps.
11005 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11007 PR middle-end/36902
11008 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11009 pointer. Use warning_at instead of warning.
11010 (search_for_addr_array): Likewise.
11011 (check_array_bounds): Likewise.
11012 (check_all_array_refs): Check that the incoming edge is not in the
11013 list of edges to be removed.
11014 (check_all_array_refs): Avoid the temporal pointer.
11015 (vrp_visit_cond_stmt): Fix typo.
11016 (simplify_switch_using_ranges): Handle the case where the switch
11017 index is an integer constant.
11019 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11021 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11023 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11025 * doc/extend.texi, doc/invoke.texi: Fix typos.
11027 2009-04-17 Cary Coutant <ccoutant@google.com>
11029 * tree-flow-inline.h (get_lineno): Fix inverted test.
11031 2009-04-17 Diego Novillo <dnovillo@google.com>
11033 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11034 assertion for AVAIL_OUT.
11036 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11039 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11040 * config/sh/linux-atomic.asm: Likewise.
11042 2009-04-17 Diego Novillo <dnovillo@google.com>
11044 * except.c (debug_eh_tree): New.
11045 (struct eh_region, struct eh_status): Move ...
11046 * except.h: ... here.
11047 (add_type_for_runtime): Declare extern.
11048 (lookup_type_for_runtime): Likewise.
11049 (debug_eh_tree): Declare.
11050 * Makefile.in (GTFILES): List except.h before except.c
11052 2009-04-17 Diego Novillo <dnovillo@google.com>
11054 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11055 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11056 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11057 (find_vars_r): ... here.
11058 * tree-flow.h (find_referenced_vars_in): Declare.
11059 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11060 that AVAIL_OUT exists for BLOCK.
11061 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11062 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11063 (tree-parloops.o): Likewise.
11065 2009-04-17 Simon Baldwin <simonb@google.com>
11067 * toplev.c (default_tree_printer): Add handling for %E format.
11069 2009-04-17 Diego Novillo <dnovillo@google.com>
11071 * tree-pretty-print.c (dump_generic_node): Add break after
11072 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11073 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11074 FUNCTION_TYPE together. Call print_struct_decl when printing
11075 structures and TDF_SLIM is not given.
11076 (print_struct_decl): Fix logic for detecting recursion.
11078 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11081 * gcc.c (create_at_file): New.
11082 (compile_input_file_p): New.
11083 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11084 * main.c (main): Update call to toplev_main.
11085 * toplev.c (toplev_main): Change signature. Call expandargv.
11086 * toplev.h (toplev_main): Change signature.
11088 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11090 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11091 if the latter is not constant.
11093 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11095 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11097 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11099 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11100 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11102 2009-04-17 Richard Guenther <rguenther@suse.de>
11104 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11105 Handle component references view-converting an invariant address.
11107 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11109 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11110 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11111 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11112 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11113 Use @deftypevr rather than @deftypevar.
11115 2009-04-17 Richard Guenther <rguenther@suse.de>
11117 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11118 (get_prop_source_stmt): Likewise.
11119 (can_propagate_from): Likewise.
11121 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11123 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11124 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11125 (--with-multilib-list): Add default value.
11126 * configure: Regenerate.
11127 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11128 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11129 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11130 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11131 Don't add default cpu to multilib list unnecessarily, but do enable
11132 the relevant compiler option..
11133 Add support for --with-multilib-list=<blank> and
11134 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11135 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11136 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11137 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11138 TM_MULTILIB_CONFIG.
11139 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11140 (MULTILIB_OSDIRNAMES): New variable.
11141 * config/sh/t-1e: Delete file.
11142 * config/sh/t-mlib-sh1: Delete file.
11143 * config/sh/t-mlib-sh2: Delete file.
11144 * config/sh/t-mlib-sh2a: Delete file.
11145 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11146 * config/sh/t-mlib-sh2a-single: Delete file.
11147 * config/sh/t-mlib-sh2a-single-only: Delete file.
11148 * config/sh/t-mlib-sh2e: Delete file.
11149 * config/sh/t-mlib-sh3e: Delete file.
11150 * config/sh/t-mlib-sh4: Delete file.
11151 * config/sh/t-mlib-sh4-nofpu: Delete file.
11152 * config/sh/t-mlib-sh4-single: Delete file.
11153 * config/sh/t-mlib-sh4-single-only: Delete file.
11154 * config/sh/t-mlib-sh4a: Delete file.
11155 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11156 * config/sh/t-mlib-sh4a-single: Delete file.
11157 * config/sh/t-mlib-sh4a-single-only: Delete file.
11158 * config/sh/t-mlib-sh4al: Delete file.
11159 * config/sh/t-mlib-sh5-32media: Delete file.
11160 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11161 * config/sh/t-mlib-sh5-64media: Delete file.
11162 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11163 * config/sh/t-mlib-sh5-compact: Delete file.
11164 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11165 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11166 * doc/install.texi (Options specification): Add
11167 --with-multilib-list and --with-endian.
11169 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11171 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11173 (OBJS-common): Add plugin-version.o.
11174 (plugin-version.o): New.
11175 * gcc-plugin.h (plugin_gcc_version): New.
11176 (plugin_default_version_check): New.
11177 (plugin_init_func, plugin_init): Add version argument.
11178 * plugin-version.c: New.
11179 * plugin.c (str_plugin_gcc_version_name): New.
11180 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11181 pass it to the init function.
11182 (plugin_default_version_check): New.
11184 2009-04-17 Richard Guenther <rguenther@suse.de>
11186 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11187 for decl-vs-decl disambiguation.
11189 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11191 * config/s390/s390.h (s390_tune_attr): New macro definition.
11192 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11194 2009-04-17 Richard Guenther <rguenther@suse.de>
11196 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11197 (fold_stmt_r): Likewise.
11198 (maybe_fold_reference): New function.
11199 (fold_gimple_assign): Handle cases fold_stmt_r did.
11200 (fold_stmt): Do not use fold_stmt_r.
11201 (fold_stmt_inplace): Likewise.
11203 2009-04-17 Richard Guenther <rguenther@suse.de>
11205 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11206 (record_equivalences_from_stmt): Remove useless checks and
11208 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11209 the type is already suitable.
11211 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11213 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11215 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11217 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11218 (CMPtype): Define as __gcc_CMPtype.
11220 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11222 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11223 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11225 2009-04-17 Richard Guenther <rguenther@suse.de>
11227 PR tree-optimization/39746
11228 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11229 special-casing for builtins and static variable use/def.
11230 (call_may_clobber_ref_p_1): Likewise.
11232 2009-04-16 Ian Lance Taylor <iant@google.com>
11234 * df.h: Include "timevar.h".
11235 (struct df_problem): Change tv_id field to timevar_id_t.
11236 * tree-pass.h: Include "timevar.h".
11237 (struct opt_pass): Change tv_id field to timevar_id_t.
11238 * timevar.h (timevar_id_t): Define TV_NONE.
11239 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11240 TV_NONE rather than tv_id != 0.
11241 (execute_one_pass): Likewise.
11242 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11243 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11244 dependencies to $(TREE_PASS_H).
11245 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11247 (pass_branch_target_load_optimize2): Likewise.
11248 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11249 (pass_outof_cfg_layout_mode): Likewise.
11250 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11251 (pass_rebuild_cgraph_edges): Likewise.
11252 (pass_remove_cgraph_callee_edges): Likewise.
11253 * df-core.c (pass_df_initialize_opt): Likewise.
11254 (pass_df_initialize_no_opt): Likewise.
11255 (pass_df_finish): Likewise.
11256 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11257 * except.c (pass_set_nothrow_function_flags): Likewise.
11258 (pass_convert_to_eh_region_ranges): Likewise.
11259 * final.c (pass_compute_alignments): Likewise.
11260 * function.c (pass_instantiate_virtual_regs): Likewise.
11261 (pass_init_function): Likewise.
11262 (pass_leaf_regs): Likewise.
11263 (pass_match_asm_constraints): Likewise.
11264 * gimple-low.c (pass_lower_cf): Likewise.
11265 (pass_mark_used_blocks): Likewise.
11266 * init-regs.c (pass_initialize_regs): Likewise.
11267 * integrate.c (pass_initial_value_sets): Likewise.
11268 * ira.c (pass_ira): Likewise.
11269 * jump.c (pass_cleanup_barriers): Likewise.
11270 * omp-low.c (pass_expand_omp): Likewise.
11271 (pass_lower_omp): Likewise.
11272 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11273 * recog.c (pass_split_all_insns): Likewise.
11274 (pass_split_after_reload): Likewise.
11275 (pass_split_before_regstack): Likewise.
11276 (pass_split_before_sched2): Likewise.
11277 (pass_split_for_shorten_branches): Likewise.
11278 * reginfo.c (pass_reginfo_init): Likewise.
11279 (pass_subregs_of_mode_init): Likewise.
11280 (pass_subregs_of_mode_finish): Likewise.
11281 * passes.c (pass_postreload): Likewise.
11282 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11283 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11284 (pass_warn_function_return): Likewise.
11285 (pass_warn_function_noreturn): Likewise.
11286 * tree-complex.c (pass_lower_complex): Likewise.
11287 (pass_lower_complex_O0): Likewise.
11288 * tree-if-conv.c (pass_if_conversion): Likewise.
11289 * tree-into-ssa.c (pass_build_ssa): Likewise.
11290 * tree-mudflap.c (pass_mudflap_1): Likewise.
11291 (pass_mudflap_2): Likewise.
11292 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11293 (pass_mudflap_2): Likewise.
11294 * tree-nrv.c (pass_return_slot): Likewise.
11295 * tree-object-size.c (pass_object_sizes): Likewise.
11296 * tree-optimize.c (pass_all_optimizations): Likewise.
11297 (pass_early_local_passes): Likewise.
11298 (pass_all_early_optimizations): Likewise.
11299 (pass_cleanup_cfg): Likewise.
11300 (pass_cleanup_cfg_post_optimizing): Likewise.
11301 (pass_free_datastructures): Likewise.
11302 (pass_free_cfg_annotations): Likewise.
11303 (pass_fixup_cfg): Likewise.
11304 (pass_init_datastructures): Likewise.
11305 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11306 (pass_late_warn_uninitialized): Likewise.
11307 (pass_update_address_taken): Likewise.
11308 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11309 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11310 (pass_cse_sincos): Likewise.
11311 (pass_convert_to_rsqrt): Likewise.
11312 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11313 * tree-stdarg.c (pass_stdarg): Likewise.
11314 * tree-tailcall.c (pass_tail_recursion): Likewise.
11315 (pass_tail_calls): Likewise.
11316 * tree-vect-generic.c (pass_lower_vector): Likewise.
11317 (pass_lower_vector_ssa): Likewise.
11318 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11320 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11322 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11324 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11326 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11327 logical and signext.
11329 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11332 * config/sh/predicates.md (arith_operand): Check if the operand
11333 of TRUNCATE is a REG.
11335 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11337 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11338 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11340 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11342 * tree-iterator.c (tsi_split_statement_list_after,
11343 tsi_split_statement_list_before): Remove.
11344 * tree-iterator.h: Remove the prototypes for
11345 tsi_split_statement_list_after and tsi_split_statement_list_before.
11347 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11349 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11350 * tree-ssa-propagate.h: Remove the prototype for
11351 stmt_makes_single_load.
11353 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11355 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11356 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11358 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11360 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11362 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11364 * except.c (eh_region_outer_p): Remove.
11365 * except.h: Remove the prototype for eh_region_outer_p.
11367 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11369 * function.c (current_function_assembler_name): Remove.
11370 * function.h: Remove the prototype for
11371 current_function_assembler_name.
11373 2009-04-16 Ian Lance Taylor <iant@google.com>
11375 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11376 (add_reg_note): Call alloc_reg_note.
11377 * rtl.h (alloc_reg_note): Declare.
11378 * combine.c (try_combine): Use alloc_reg_note.
11379 (recog_for_combine, move_deaths): Likewise.
11380 (distribute_notes): Use alloc_reg_note and add_reg_note.
11381 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11382 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11383 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11385 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11387 PR rtl-optimization/39762
11388 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11389 ira_may_move_out_cost): Add comments about way of their usage.
11390 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11392 * ira-conflicts.c (process_regs_for_copy): Use function
11393 ira_get_register_move_cost instead of global
11394 ira_register_move_cost.
11396 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11397 color_pass, move_spill_restore, update_curr_costs): Ditto.
11399 * ira-lives.c (process_single_reg_class_operands): Ditto.
11401 * ira-emit.c (emit_move_list): Ditto.
11403 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11404 (record_reg_classes): Ditto. Use functions
11405 ira_get_register_move_cost and ira_get_may_move_cost instead of
11406 global vars ira_register_move_cost, ira_may_move_out_cost and
11407 ira_may_move_in_cost.
11408 (record_address_regs): Don't call ira_init_register_move_cost.
11409 Use function ira_get_may_move_cost instead of global
11410 ira_may_move_in_cost.
11411 (process_bb_node_for_hard_reg_moves): Use function
11412 ira_get_register_move_cost instead of global ira_register_move_cost.
11413 (ira_costs): Don't call ira_init_register_move_cost.
11415 2009-04-16 Richard Guenther <rguenther@suse.de>
11417 * tree-cfg.c (verify_gimple_assign_binary):
11418 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11419 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11420 (create_general_new_stmt): Note that this function is broken.
11422 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11424 * common.opt (fhelp): Add Var(help_flag).
11425 * gcc-plugin.h (plugin_info): Add help.
11426 * plugin.c (plugin_name_args): Add help.
11427 (register_plugin_info): Set plugin->help.
11428 (print_help_one_plugin): New.
11429 (print_plugins_help): New.
11430 * plugin.h (print_plugins_help): New.
11431 * toplev.c (toplev_main): Call print_plugins_help if needed.
11433 2009-04-16 Richard Guenther <rguenther@suse.de>
11435 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11436 (gimple_ior_addresses_taken_1): New function.
11437 (gimple_ior_addresses_taken): Likewise.
11438 * gimple.h (struct gimple_statement_with_ops_base): Remove
11439 addresses_taken member.
11440 (gimple_ior_addresses_taken): Declare.
11441 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11442 gimple_set_addresses_taken): Remove.
11443 * ipa-reference.c (mark_address): New function.
11444 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11445 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11446 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11447 (gimple_add_to_addresses_taken): Remove.
11448 (get_tmr_operands): Call mark_address_taken.
11449 (get_asm_expr_operands): Likewise.
11450 (get_expr_operands): Likewise.
11451 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11452 (free_stmt_operands): Do not free it.
11453 * tree-ssa.c (delete_tree_ssa): Likewise.
11454 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11456 2009-04-16 Richard Guenther <rguenther@suse.de>
11458 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11459 (walk_stmt_load_store_ops): Likewise.
11460 * gimple.c (get_base_loadstore): New function.
11461 (walk_stmt_load_store_addr_ops): Likewise.
11462 (walk_stmt_load_store_ops): Likewise.
11463 * ipa-pure-const.c (check_op): Simplify.
11464 (check_load, check_store): New functions.
11465 (check_stmt): Use walk_stmt_load_store_ops.
11466 * ipa-reference.c (mark_load): Adjust signature.
11467 (mark_store): Likewise.
11468 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11470 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11472 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11473 (plugin_info): New.
11474 * opts.c (common_handle_option): Don't call print_version.
11475 * plugin.c (plugin_name_args): Add version.
11476 (register_plugin_info): New.
11477 (register_callback): Handle PLUGIN_INFO.
11478 (try_init_one_plugin): New.
11479 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11481 (finalize_one_plugin): New.
11482 (finalize_plugins): New.
11483 (print_one_plugin): New.
11484 (print_plugins_versions): New.
11485 * plugin.h (print_plugins_versions): New.
11486 (finalize_plugins): New.
11487 * toplev.c (compile_file): Don't call initialize_plugins.
11488 (print_version): Call print_plugins_versions.
11489 (toplev_main): Call initialize_plugins. Print version if needed.
11490 Call finalize_plugins.
11492 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11494 * common.opt (fversion): New.
11495 * gcc.c (print_version): New.
11496 (process_command): Don't print the version. Just set print_version.
11497 (main): Print version. Call subprocesses if print_version and
11498 verbose_flag are set.
11499 * opts.c (common_handle_option): Handle OPT_fversion.
11501 2009-04-16 Richard Guenther <rguenther@suse.de>
11502 Ira Rosen <irar@il.ibm.com>
11504 PR tree-optimization/39698
11505 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11506 type of the reduction variable. Only generate the def if
11509 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11510 make sure to first convert to an integer of the same precision.
11511 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11512 the type of the evolution correctly in computing the new
11513 induction variable base.
11515 2009-04-16 Richard Guenther <rguenther@suse.de>
11517 PR middle-end/39625
11518 * tree-cfg.c (make_blocks): Split statements with to-be
11519 abnormal SSA names on the lhs.
11521 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11523 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11524 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11525 * c-typeck.c (really_start_incremental_init): Likewise.
11526 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11527 (TARGET_INITIALIZER): Remove it.
11528 * target.h (struct target): Remove vector_opaque_p.
11529 * tree.c (build_opaque_vector_type): New.
11530 * tree.h (TYPE_VECTOR_OPAQUE): New.
11531 (build_opaque_vector_type): Declare.
11532 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11533 * config/rs6000/rs6000.c (build_opaque_vector_type,
11534 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11535 (rs6000_init_builtins): Use build_opaque_vector_type for
11536 opaque_V4SI_type_node.
11538 2009-04-15 Catherine Moore <clm@codesourcery.com>
11540 * debug.h (set_name): Declare.
11541 * dwarf2out.c (dwarf2out_set_name): Declare.
11542 (dwarf2_debug_hooks): Add set_name.
11543 (find_AT_string): New.
11544 (add_AT_string): Call find_AT_string.
11545 (dwarf2out_set_name): New.
11546 * cp/decl.c (grokdeclarator): Call set_name.
11547 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11548 * debug.c (do_nothing_debug_hooks): Likewise.
11549 * dbxout.c (dbx_debug_hooks): Likewise.
11550 * sdbout.c (sdb_debug_hooks): Likewise.
11552 2009-04-15 Michael Eager <eager@eagercon.com>
11554 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11555 reg for single-precision FPU.
11556 * config/rs6000/rs6000.md (movsi_internal1): Only for
11557 !TARGET_SINGLE_FPU.
11558 (movsi_internal1_single): New. Add pattern to move SI values to/from
11559 single-precision FP regs.
11561 2009-04-15 Richard Guenther <rguenther@suse.de>
11563 * omp-low.c (lower_rec_input_clauses): Build correct address
11565 (expand_omp_for_generic): Fix multiplication type.
11566 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11567 (generate_memset_zero): Fix types.
11568 * tree-profile.c (prepare_instrumented_value): Correctly
11571 2009-04-15 Ian Lance Taylor <iant@google.com>
11573 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11574 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11575 for -Wall and for -Wc++-compat.
11576 (c_common_post_options): For C++, set warn_enum_compare if not
11578 * c-tree.h (struct c_expr): Add field original_type.
11579 (build_external_ref): Update declaration.
11580 * c-parser.c (c_parser_braced_init): Set original_type.
11581 (c_parser_initelt): Likewise.
11582 (c_parser_expr_no_commas): Likewise.
11583 (c_parser_conditional_expression): Likewise.
11584 (c_parser_cast_expression): Likewise.
11585 (c_parser_unary_expression): Likewise. Pull setting of
11586 original_code to top of function.
11587 (c_parser_sizeof_expression): Set original_type.
11588 (c_parser_alignof_expression): Likewise.
11589 (c_parser_postfix_expression): Likewise. Pull setting of
11590 original_code to top of function.
11591 (c_parser_postfix_expression_after_paren_type): Set original_type.
11592 (c_parser_postfix_expression_after_primary): Likewise.
11593 (c_parser_expression): Likewise.
11594 * c-typeck.c (build_external_ref): Add type parameter. Change all
11596 (c_expr_sizeof_expr): Set original_type field.
11597 (parser_build_unary_op): Likewise.
11598 (parser_build_binary_op): Likewise. Optionally warn about
11599 comparisons of enums of different types.
11600 (digest_init): Set original_type field.
11601 (really_start_incremental_init): Likewise.
11602 (push_init_level, pop_init_level): Likewise.
11603 * doc/invoke.texi (Warning Options): -Wenum-compare now
11606 2009-04-15 Richard Guenther <rguenther@suse.de>
11608 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11609 out a necessary conversion.
11610 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11611 names we didn't value number.
11612 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11614 2009-04-15 Richard Guenther <rguenther@suse.de>
11616 PR tree-optimization/39764
11617 * tree-ssa-ccp.c (get_value): Canonicalize value with
11618 canonicalize_float_value.
11620 2009-04-15 Jan Hubicka <jh@suse.cz>
11622 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11623 Wrong version of patch.
11625 2009-04-15 Jan Hubicka <jh@suse.cz>
11627 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11629 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11631 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11632 our distinct integral and vector types.
11634 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11636 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11637 * init.c (build_vtbl_address): Remove call to assemble_external.
11639 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11641 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11642 output for other floating point modes.
11644 2009-04-14 Diego Novillo <dnovillo@google.com>
11646 * diagnostic.c (diagnostic_report_diagnostic): Do not
11647 warn about loaded plugins for DK_ERROR and DK_WARNING.
11648 * c-decl.c (declspecs_add_type): Move call to
11649 invoke_plugin_callbacks ...
11650 * c-parser.c (c_parser_declspecs): ... here.
11651 * plugin.c (dump_active_plugins): Tidy output.
11653 2009-04-14 Diego Novillo <dnovillo@google.com>
11654 Le-Chun Wu <lcwu@google.com>
11656 * configure.ac: Add --enable-plugin support.
11657 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11658 * Makefile.in (PLUGIN_H): Define.
11659 Export ENABLE_PLUGIN and GMPINC to site.exp.
11660 Add PLUGINLIBS to link command.
11661 Add/modify dependencies for plugin.o and files including plugin.h.
11663 * config.in: Regenerate.
11665 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11668 2009-04-14 Le-Chun Wu <lcwu@google.com>
11670 * tree-pass.h (register_one_dump_file): Add a prototype for
11671 register_one_dump_file.
11672 * toplev.c (compile_file): Call initialize_plugins.
11673 (do_compile): Call invoke_plugin_callbacks.
11674 (toplev_main): Call invoke_plugin_callbacks.
11675 * common.opt: Add -fplugin= and -fplugin-arg-.
11676 * gcc-plugin.h: New public header file for plugins to include.
11677 * plugin.c: New source file.
11678 * plugin.h: New internal header file.
11679 * passes.c (register_one_dump_file): Make it external.
11681 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11683 2009-04-14 Diego Novillo <dnovillo@google.com>
11685 * doc/plugins.texi: New.
11686 * doc/gccint.texi: Add reference to Plugins chapter.
11687 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11688 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11689 loaded plugins, if any.
11690 * timevar.def (TV_PLUGIN_INIT): Define.
11691 (TV_PLUGIN_RUN): Define.
11692 * plugin.c: Include timevar.h
11693 (plugins_active_p): New.
11694 (dump_active_plugins): New.
11695 (debug_active_plugins): New.
11697 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11699 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11701 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11703 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11705 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11706 the same as a minus without a shift.
11708 2009-04-14 Nick Clifton <nickc@redhat.com>
11710 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11711 comparisons with small integers will always produce a short
11714 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11717 2008-12-19 Diego Novillo <dnovillo@google.com>
11719 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11721 2009-04-14 Richard Guenther <rguenther@suse.de>
11723 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11725 (verify_gimple_assign_binary): Likewise. Handle shifts and
11727 (verify_gimple_phi): Print the mismatched argument position.
11728 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11730 (vect_update_init_of_dr): Likewise.
11731 * matrix-reorg.c (transform_access_sites): Do what the
11733 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11735 2009-04-13 Michael Eager <eager@eagercon.com>
11737 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11738 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11739 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11740 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11741 remove duplicate config
11743 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11745 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11746 file_name:line_number type locator of the call site.
11748 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11750 * genautomata.c: Put blank after comma.
11751 (automaton_decls): New.
11752 (struct unit_usage): Add comments to member next.
11753 (store_alt_unit_usage): Keep the list ordered.
11754 (unit_present_on_list_p, equal_alternatives_p): New.
11755 (check_regexp_units_distribution): Check units distribution
11756 correctness correctly.
11757 (main): Don't write automata if error is found. Return correct
11760 * config/m68k/cf.md (cfv4_ds): Remove.
11761 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11762 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11764 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11765 power4-load-ext, power4-store, power4-store-update,
11766 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11767 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11768 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11769 power4-sqrt, power4-isync): Modify reservation to make correct
11770 unit distribution to automata.
11772 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11773 power5-store-update, power5-two, power5-three, power5-lmul,
11774 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11776 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11778 * except.c (pass_set_nothrow_function_flags): Set name and add
11780 (set_nothrow_function_flags): Mention in the dump file when
11781 changing a function to nothrow.
11783 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11786 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11787 instead of unsigned long.
11789 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11791 * config/arm/arm.c (return_used_this_function): Remove.
11792 (arm_output_function_prologue): Remove use of
11793 return_used_this_function.
11794 (output_return_instruction): Replace use of
11795 return_used_this_function
11796 by cfun->machine->return_used_this_function.
11797 (arm_output_epilogue): Likewise.
11798 (arm_output_function_epilogue): Likewise.
11799 (thumb_unexpanded_epilogue): Likewise.
11800 * config/arm/arm.h (struct machine_function):
11801 New member return_used_this_function.
11803 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11805 * doc/install.texi: Correct description of default directory for
11806 --with-gxx-include-dir.
11808 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11810 * fold-const.c (build_range_check): Properly deal with enumeral and
11811 boolean base types.
11813 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11815 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11816 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11817 * params.h (MAX_GCSE_PASSES): Remove.
11818 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11819 in sequence. Remove ability to run multiple passes.
11820 (bypass_jumps): Report run as third CPROP pass.
11822 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11824 PR middle-end/39651
11825 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11826 when deciding whether the whole SEQUENCE can throw.
11828 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11831 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11832 offseted label references.
11834 2009-04-11 Jan Hubicka <jh@suse.cz>
11836 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11838 2009-04-11 Richard Guenther <rguenther@suse.de>
11840 PR middle-end/39732
11841 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11842 return variables as TREE_ADDRESSABLE.
11844 2009-04-11 Richard Guenther <rguenther@suse.de>
11846 PR tree-optimization/39713
11847 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11848 reference trees have SSA_NAME operands.
11850 2009-04-11 Richard Guenther <rguenther@suse.de>
11853 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11854 address expressions.
11856 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11858 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11859 match changes in Cygwin 1.7
11860 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11861 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11863 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11865 PR tree-optimization/39701
11866 * doc/invoke.texi (Optimization Options): Document change in
11867 meaning and initialization of -fdelete-null-pointer-checks.
11869 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11871 PR middle-end/39701
11872 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11874 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11877 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11879 2009-04-10 Chao-ying Fu <fu@mips.com>
11881 * doc/tm.texi (Instruction Output): Document
11882 TARGET_ASM_FINAL_POSTSCAN_INSN.
11883 * target.h (final_postscan_insn): New field in asm_out.
11884 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11885 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11886 * final.c (final_scan_insn): Call
11887 targetm.asm_out.final_postscan_insn after outputting
11888 an asm macro and a normal instruction.
11890 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11891 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11892 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11893 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11894 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11896 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11898 PR middle-end/39701
11899 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11900 variables as non-NULL even with -fdelete-null-pointer-checks.
11902 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11904 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
11906 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
11909 * config/i386/i386.c (classify_argument): Handle SCmode with
11910 (bit_offset % 64) != 0.
11912 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
11914 * doc/invoke.texi (Optimize Options): Add cross-reference to
11915 -Q --help=optimizers examples.
11917 2009-04-10 Ben Elliston <bje@au.ibm.com>
11920 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
11921 regalign for the reg == fpr and TDmode case.
11923 2009-04-09 David Ayers <ayers@fsfe.org>
11926 * objc/objc-act.c (warn_with_method): Remove helper function.
11927 (check_duplicates): Call warning and inform directly.
11928 (really_start_method): Likewise.
11930 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11932 * expmed.c (expand_divmod): Always use a comparison for a division
11933 by a large unsigned integer.
11935 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
11936 for things others than variables or functions as nonzero.
11938 2009-04-09 Nick Clifton <nickc@redhat.com>
11940 * unwind-compat.c: Change copyright header to refer to version
11941 3 of the GNU General Public License with version 3.1 of the
11942 GCC Runtime Library Exception and to point readers at the
11943 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
11944 * config/alpha/crtfastmath.c: Likewise.
11945 * config/alpha/linux-unwind.h: Likewise.
11946 * config/alpha/qrnnd.asm: Likewise.
11947 * config/alpha/vms-crt0-64.c: Likewise.
11948 * config/alpha/vms-crt0.c: Likewise.
11949 * config/alpha/vms-dwarf2.asm: Likewise.
11950 * config/alpha/vms-dwarf2eh.asm: Likewise.
11951 * config/alpha/vms-psxcrt0-64.c: Likewise.
11952 * config/alpha/vms-psxcrt0.c: Likewise.
11953 * config/alpha/vms_tramp.asm: Likewise.
11954 * config/arc/initfini.c: Likewise.
11955 * config/arc/lib1funcs.asm: Likewise.
11956 * config/arm/bpabi-v6m.S: Likewise.
11957 * config/arm/bpabi.S: Likewise.
11958 * config/arm/bpabi.c: Likewise.
11959 * config/arm/crti.asm: Likewise.
11960 * config/arm/crtn.asm: Likewise.
11961 * config/arm/ieee754-df.S: Likewise.
11962 * config/arm/ieee754-sf.S: Likewise.
11963 * config/arm/lib1funcs.asm: Likewise.
11964 * config/arm/libunwind.S: Likewise.
11965 * config/arm/linux-atomic.c: Likewise.
11966 * config/arm/mmintrin.h: Likewise.
11967 * config/arm/pr-support.c: Likewise.
11968 * config/arm/unaligned-funcs.c: Likewise.
11969 * config/arm/unwind-arm.c: Likewise.
11970 * config/arm/unwind-arm.h: Likewise.
11971 * config/avr/libgcc.S: Likewise.
11972 * config/bfin/crti.s: Likewise.
11973 * config/bfin/crtlibid.s: Likewise.
11974 * config/bfin/crtn.s: Likewise.
11975 * config/bfin/lib1funcs.asm: Likewise.
11976 * config/bfin/linux-unwind.h: Likewise.
11977 * config/cris/arit.c: Likewise.
11978 * config/cris/cris_abi_symbol.c: Likewise.
11979 * config/darwin-64.c: Likewise.
11980 * config/darwin-crt2.c: Likewise.
11981 * config/darwin-crt3.c: Likewise.
11982 * config/darwin.h: Likewise.
11983 * config/dbxelf.h: Likewise.
11984 * config/dfp-bit.c: Likewise.
11985 * config/dfp-bit.h: Likewise.
11986 * config/elfos.h: Likewise.
11987 * config/fixed-bit.c: Likewise.
11988 * config/fixed-bit.h: Likewise.
11989 * config/fp-bit.c: Likewise.
11990 * config/fp-bit.h: Likewise.
11991 * config/fr30/crti.asm: Likewise.
11992 * config/fr30/crtn.asm: Likewise.
11993 * config/fr30/lib1funcs.asm: Likewise.
11994 * config/freebsd-spec.h: Likewise.
11995 * config/frv/cmovd.c: Likewise.
11996 * config/frv/cmovh.c: Likewise.
11997 * config/frv/cmovw.c: Likewise.
11998 * config/frv/frvbegin.c: Likewise.
11999 * config/frv/frvend.c: Likewise.
12000 * config/frv/lib1funcs.asm: Likewise.
12001 * config/glibc-stdint.h: Likewise.
12002 * config/h8300/clzhi2.c: Likewise.
12003 * config/h8300/crti.asm: Likewise.
12004 * config/h8300/crtn.asm: Likewise.
12005 * config/h8300/ctzhi2.c: Likewise.
12006 * config/h8300/fixunssfsi.c: Likewise.
12007 * config/h8300/lib1funcs.asm: Likewise.
12008 * config/h8300/parityhi2.c: Likewise.
12009 * config/h8300/popcounthi2.c: Likewise.
12010 * config/i386/ammintrin.h: Likewise.
12011 * config/i386/att.h: Likewise.
12012 * config/i386/avxintrin.h: Likewise.
12013 * config/i386/biarch64.h: Likewise.
12014 * config/i386/bmmintrin.h: Likewise.
12015 * config/i386/cpuid.h: Likewise.
12016 * config/i386/cross-stdarg.h: Likewise.
12017 * config/i386/crtfastmath.c: Likewise.
12018 * config/i386/crtprec.c: Likewise.
12019 * config/i386/cygming-crtbegin.c: Likewise.
12020 * config/i386/cygming-crtend.c: Likewise.
12021 * config/i386/cygwin.asm: Likewise.
12022 * config/i386/emmintrin.h: Likewise.
12023 * config/i386/gmm_malloc.h: Likewise.
12024 * config/i386/gthr-win32.c: Likewise.
12025 * config/i386/i386.h: Likewise.
12026 * config/i386/immintrin.h: Likewise.
12027 * config/i386/linux-unwind.h: Likewise.
12028 * config/i386/linux64.h: Likewise.
12029 * config/i386/mm3dnow.h: Likewise.
12030 * config/i386/mmintrin-common.h: Likewise.
12031 * config/i386/mmintrin.h: Likewise.
12032 * config/i386/nmmintrin.h: Likewise.
12033 * config/i386/pmm_malloc.h: Likewise.
12034 * config/i386/pmmintrin.h: Likewise.
12035 * config/i386/smmintrin.h: Likewise.
12036 * config/i386/sol2-c1.asm: Likewise.
12037 * config/i386/sol2-ci.asm: Likewise.
12038 * config/i386/sol2-cn.asm: Likewise.
12039 * config/i386/sol2-gc1.asm: Likewise.
12040 * config/i386/tmmintrin.h: Likewise.
12041 * config/i386/unix.h: Likewise.
12042 * config/i386/w32-unwind.h: Likewise.
12043 * config/i386/wmmintrin.h: Likewise.
12044 * config/i386/x86-64.h: Likewise.
12045 * config/i386/x86intrin.h: Likewise.
12046 * config/i386/xmmintrin.h: Likewise.
12047 * config/ia64/crtbegin.asm: Likewise.
12048 * config/ia64/crtend.asm: Likewise.
12049 * config/ia64/crtfastmath.c: Likewise.
12050 * config/ia64/crti.asm: Likewise.
12051 * config/ia64/crtn.asm: Likewise.
12052 * config/ia64/fde-glibc.c: Likewise.
12053 * config/ia64/lib1funcs.asm: Likewise.
12054 * config/ia64/linux-unwind.h: Likewise.
12055 * config/ia64/quadlib.c: Likewise.
12056 * config/ia64/unwind-ia64.c: Likewise.
12057 * config/linux.h: Likewise.
12058 * config/m32c/m32c-lib1.S: Likewise.
12059 * config/m32c/m32c-lib2-trapv.c: Likewise.
12060 * config/m32c/m32c-lib2.c: Likewise.
12061 * config/m32r/initfini.c: Likewise.
12062 * config/m68hc11/larith.asm: Likewise.
12063 * config/m68hc11/m68hc11-crt0.S: Likewise.
12064 * config/m68k/cf.md: Likewise.
12065 * config/m68k/crti.s: Likewise.
12066 * config/m68k/crtn.s: Likewise.
12067 * config/m68k/lb1sf68.asm: Likewise.
12068 * config/m68k/linux-unwind.h: Likewise.
12069 * config/mcore/crti.asm: Likewise.
12070 * config/mcore/crtn.asm: Likewise.
12071 * config/mcore/lib1.asm: Likewise.
12072 * config/mips/linux-unwind.h: Likewise.
12073 * config/mips/loongson.h: Likewise.
12074 * config/mips/mips16.S: Likewise.
12075 * config/mmix/crti.asm: Likewise.
12076 * config/mmix/crtn.asm: Likewise.
12077 * config/pa/fptr.c: Likewise.
12078 * config/pa/hpux-unwind.h: Likewise.
12079 * config/pa/lib2funcs.asm: Likewise.
12080 * config/pa/linux-atomic.c: Likewise.
12081 * config/pa/linux-unwind.h: Likewise.
12082 * config/pa/milli64.S: Likewise.
12083 * config/pa/quadlib.c: Likewise.
12084 * config/pa/stublib.c: Likewise.
12085 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12086 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12087 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12088 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12089 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12090 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12091 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12092 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12093 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12094 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12095 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12096 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12097 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12098 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12099 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12100 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12101 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12102 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12103 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12104 * config/rs6000/750cl.h: Likewise.
12105 * config/rs6000/altivec.h: Likewise.
12106 * config/rs6000/biarch64.h: Likewise.
12107 * config/rs6000/crtresfpr.asm: Likewise.
12108 * config/rs6000/crtresgpr.asm: Likewise.
12109 * config/rs6000/crtresxfpr.asm: Likewise.
12110 * config/rs6000/crtresxgpr.asm: Likewise.
12111 * config/rs6000/crtsavfpr.asm: Likewise.
12112 * config/rs6000/crtsavgpr.asm: Likewise.
12113 * config/rs6000/darwin-asm.h: Likewise.
12114 * config/rs6000/darwin-fallback.c: Likewise.
12115 * config/rs6000/darwin-fpsave.asm: Likewise.
12116 * config/rs6000/darwin-ldouble.c: Likewise.
12117 * config/rs6000/darwin-tramp.asm: Likewise.
12118 * config/rs6000/darwin-unwind.h: Likewise.
12119 * config/rs6000/darwin-vecsave.asm: Likewise.
12120 * config/rs6000/darwin-world.asm: Likewise.
12121 * config/rs6000/e500crtres32gpr.asm: Likewise.
12122 * config/rs6000/e500crtres64gpr.asm: Likewise.
12123 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12124 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12125 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12126 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12127 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12128 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12129 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12130 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12131 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12132 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12133 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12134 * config/rs6000/eabi-ci.asm: Likewise.
12135 * config/rs6000/eabi-cn.asm: Likewise.
12136 * config/rs6000/eabi.asm: Likewise.
12137 * config/rs6000/linux-unwind.h: Likewise.
12138 * config/rs6000/linux64.h: Likewise.
12139 * config/rs6000/paired.h: Likewise.
12140 * config/rs6000/paired.md: Likewise.
12141 * config/rs6000/ppc64-fp.c: Likewise.
12142 * config/rs6000/ppu_intrinsics.h: Likewise.
12143 * config/rs6000/rs6000.h: Likewise.
12144 * config/rs6000/si2vmx.h: Likewise.
12145 * config/rs6000/sol-ci.asm: Likewise.
12146 * config/rs6000/sol-cn.asm: Likewise.
12147 * config/rs6000/spe.h: Likewise.
12148 * config/rs6000/spu2vmx.h: Likewise.
12149 * config/rs6000/sysv4.h: Likewise.
12150 * config/rs6000/tramp.asm: Likewise.
12151 * config/rs6000/vec_types.h: Likewise.
12152 * config/s390/linux-unwind.h: Likewise.
12153 * config/s390/tpf-unwind.h: Likewise.
12154 * config/score/crti.asm: Likewise.
12155 * config/score/crtn.asm: Likewise.
12156 * config/sh/crt1.asm: Likewise.
12157 * config/sh/crti.asm: Likewise.
12158 * config/sh/crtn.asm: Likewise.
12159 * config/sh/divtab-sh4-300.c: Likewise.
12160 * config/sh/divtab-sh4.c: Likewise.
12161 * config/sh/divtab.c: Likewise.
12162 * config/sh/lib1funcs-4-300.asm: Likewise.
12163 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12164 * config/sh/lib1funcs.asm: Likewise.
12165 * config/sh/lib1funcs.h: Likewise.
12166 * config/sh/linux-atomic.asm: Likewise.
12167 * config/sh/linux-unwind.h: Likewise.
12168 * config/sh/shmedia.h: Likewise.
12169 * config/sh/sshmedia.h: Likewise.
12170 * config/sh/ushmedia.h: Likewise.
12171 * config/sparc/crtfastmath.c: Likewise.
12172 * config/sparc/linux-unwind.h: Likewise.
12173 * config/sparc/sol2-c1.asm: Likewise.
12174 * config/sparc/sol2-ci.asm: Likewise.
12175 * config/sparc/sol2-cn.asm: Likewise.
12176 * config/spu/divmodti4.c: Likewise.
12177 * config/spu/divv2df3.c: Likewise.
12178 * config/spu/float_disf.c: Likewise.
12179 * config/spu/float_unsdidf.c: Likewise.
12180 * config/spu/float_unsdisf.c: Likewise.
12181 * config/spu/float_unssidf.c: Likewise.
12182 * config/spu/mfc_multi_tag_release.c: Likewise.
12183 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12184 * config/spu/mfc_tag_release.c: Likewise.
12185 * config/spu/mfc_tag_reserve.c: Likewise.
12186 * config/spu/mfc_tag_table.c: Likewise.
12187 * config/spu/multi3.c: Likewise.
12188 * config/spu/spu_internals.h: Likewise.
12189 * config/spu/spu_intrinsics.h: Likewise.
12190 * config/spu/spu_mfcio.h: Likewise.
12191 * config/spu/vec_types.h: Likewise.
12192 * config/spu/vmx2spu.h: Likewise.
12193 * config/stormy16/stormy16-lib2.c: Likewise.
12194 * config/svr4.h: Likewise.
12195 * config/sync.c: Likewise.
12196 * config/v850/lib1funcs.asm: Likewise.
12197 * config/vxlib-tls.c: Likewise.
12198 * config/vxlib.c: Likewise.
12199 * config/vxworks-dummy.h: Likewise.
12200 * config/xtensa/crti.asm: Likewise.
12201 * config/xtensa/crtn.asm: Likewise.
12202 * config/xtensa/ieee754-df.S: Likewise.
12203 * config/xtensa/ieee754-sf.S: Likewise.
12204 * config/xtensa/lib1funcs.asm: Likewise.
12205 * config/xtensa/lib2funcs.S: Likewise.
12206 * config/xtensa/linux-unwind.h: Likewise.
12207 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12208 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12209 * coretypes.h: Likewise.
12210 * crtstuff.c: Likewise.
12211 * defaults.h: Likewise.
12212 * dwarf2.h: Likewise.
12213 * emutls.c: Likewise.
12214 * gbl-ctors.h: Likewise.
12215 * gcov-io.h: Likewise.
12216 * ginclude/float.h: Likewise.
12217 * ginclude/iso646.h: Likewise.
12218 * ginclude/stdarg.h: Likewise.
12219 * ginclude/stdbool.h: Likewise.
12220 * ginclude/stddef.h: Likewise.
12221 * ginclude/stdfix.h: Likewise.
12222 * ginclude/stdint-gcc.h: Likewise.
12223 * ginclude/tgmath.h: Likewise.
12224 * gthr-aix.h: Likewise.
12225 * gthr-dce.h: Likewise.
12226 * gthr-gnat.c: Likewise.
12227 * gthr-gnat.h: Likewise.
12228 * gthr-lynx.h: Likewise.
12229 * gthr-mipssde.h: Likewise.
12230 * gthr-nks.h: Likewise.
12231 * gthr-posix.c: Likewise.
12232 * gthr-posix.h: Likewise.
12233 * gthr-posix95.h: Likewise.
12234 * gthr-rtems.h: Likewise.
12235 * gthr-single.h: Likewise.
12236 * gthr-solaris.h: Likewise.
12237 * gthr-tpf.h: Likewise.
12238 * gthr-vxworks.h: Likewise.
12239 * gthr-win32.h: Likewise.
12240 * gthr.h: Likewise.
12241 * libgcc2.c: Likewise.
12242 * libgcc2.h: Likewise.
12243 * libgcov.c: Likewise.
12244 * tsystem.h: Likewise.
12245 * typeclass.h: Likewise.
12246 * unwind-c.c: Likewise.
12247 * unwind-compat.h: Likewise.
12248 * unwind-dw2-fde-compat.c: Likewise.
12249 * unwind-dw2-fde-darwin.c: Likewise.
12250 * unwind-dw2-fde-glibc.c: Likewise.
12251 * unwind-dw2-fde.c: Likewise.
12252 * unwind-dw2-fde.h: Likewise.
12253 * unwind-dw2.c: Likewise.
12254 * unwind-dw2.h: Likewise.
12255 * unwind-generic.h: Likewise.
12256 * unwind-pe.h: Likewise.
12257 * unwind-sjlj.c: Likewise.
12258 * unwind.inc: Likewise.
12259 * config/arm/neon-gen.ml: Change generated copyright header to
12260 refer to version 3 of the GNU General Public License with
12261 version 3.1 of the GCC Runtime Library Exception and to point
12262 readers at the COPYING3 and COPYING3.RUNTIME files and the
12263 FSF's license web page.
12264 * config/arm/arm_neon.h: Regenerate.
12266 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12268 * config/cris/cris.md: Change copyright header to refer to version
12269 3 of the GNU General Public License.
12270 * doc/install.texi2html: Change copyright header to refer to version
12271 3 of the GNU General Public License and to point readers at the
12272 COPYING3 file and the FSF's license web page.
12273 * config/vax/linux.h: Likewise.
12275 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12277 * config/i386/i386.md (cmpcc): New.
12278 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12279 (sync_compare_and_swap_cc*): Delete.
12281 * config/s390/s390.c (s390_compare_emitted): Remove.
12282 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12283 s390_compare_emitted used to be handled. Assert that modes match.
12284 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12285 refer to sync_compare_and_swap_ccsi.
12286 * config/s390/s390.h (s390_compare_emitted): Remove.
12287 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12288 instead of s390_compare_emitted.
12289 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12290 instead of s390_compare_emitted.
12291 * config/s390/s390.md (cmpcc): New.
12292 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12293 CC_REGNUM, do not pretend it's set.
12294 (sync_compare_and_swap_cc*): Delete.
12295 * config/s390/predicates.md (cc_reg_operand): New.
12297 * expr.c (sync_compare_and_swap_cc): Delete.
12298 * optabs.h (sync_compare_and_swap_cc): Delete.
12299 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12300 is being used with can_compare_p.
12301 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12302 (find_cc_set): New.
12303 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12304 look for a MODE_CC set instead. Use emit_store_flag.
12305 (expand_compare_and_swap_loop): Likewise, with some additional
12306 complication to avoid a force_reg when useless. Use
12307 emit_cmp_and_jump_insns.
12308 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12309 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12310 sync_compare_and_swap documentation.
12312 2009-04-09 Jan Hubicka <jh@suse.cz>
12314 * except.c (find_prev_try): Break out from ....
12315 (duplicate_eh_regions): ... here; properly update prev_try pointers
12316 when duplication part of tree.
12317 (dump_eh_tree): Improve dumping.
12318 (verify_eh_region): New.
12319 (verify_eh_tree): Use it.
12321 2009-04-06 Richard Guenther <rguenther@suse.de>
12323 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12324 &ARRAY addresses by adjusting their types and prepending
12326 * tree-cfg.c (verify_gimple_assign_single): Verify that
12327 addresses are correct.
12329 2009-04-09 Richard Guenther <rguenther@suse.de>
12331 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12332 indices into an array reference if possible.
12333 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12334 Fold POINTER_PLUS_EXPR statements with invariant address.
12336 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12339 * config.gcc (powerpc64-*-linux*): Always build biarch.
12341 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12344 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12345 it and pedwarn if this results in an INTEGER_CST.
12347 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12349 * doc/install.texi: Update minimum GMP version. Remove obsolete
12350 text in MPFR section.
12352 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12354 * dwarf2out.c (class_scope_p): New static inline.
12355 (class_or_namespace_scope_p): Use it.
12356 (gen_variable_die): Use DW_TAG_member tag for static data member
12357 declarations instead of DW_TAG_variable.
12359 PR middle-end/39573
12360 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12363 2009-04-08 Richard Guenther <rguenther@suse.de>
12365 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12366 valueize random data.
12368 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12370 * config.gcc (aix tm_file): Add aix-stdint.h.
12371 (aix tm clause use_gcc_stdint): Set to wrap.
12372 * config/rs6000/aix-stdint.h: New file.
12374 2009-04-08 Richard Guenther <rguenther@suse.de>
12376 PR middle-end/36291
12377 * tree-dfa.c (add_referenced_var): Do not recurse into
12378 global initializers.
12379 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12381 (fold_const_aggregate_ref): Likewise.
12383 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12385 * recog.c (ordered_comparison_operator): New.
12386 * gensupport.c (std_preds): Add it.
12387 * doc/md.texi (Machine-Independent Predicates): Document it.
12389 2009-04-08 Jan Hubicka <jh@suse.cz>
12391 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12392 * function.h (rtl_eh): Remove exception_handler_label_map.
12393 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12394 remove_exception_handler_label, for_each_eh_label_1): Remove.
12395 (rtl_remove_unreachable_regions): Remove.
12396 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12397 (find_exception_handler_labels): Don't build the hashtable.
12398 (maybe_remove_eh_handler): Remove.
12399 (for_each_eh_label): Rewrite to walk the tree.
12400 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12401 * except.h (maybe_remove_eh_handler): Remove.
12402 * passes.c (init_optimization_passes): Schedule second EH cleanup
12404 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12405 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12407 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12409 * genoutput.c (validate_optab_operands): New.
12410 (gen_insn, gen_expand): Call it.
12412 * genflags.c (gen_insn): Detect misused iterators.
12413 (main): Pass line_no to gen_insn, exit with status 1 on error.
12415 * genextract.c (line_no): Make global.
12416 (VEC_safe_set_locstr): Change assertion to error message.
12417 (main): Exit with status 1 on error.
12419 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12423 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12424 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12425 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12426 * c-convert.c (convert): Do not call fold on results of conversion
12427 functions when the result is a C_MAYBE_CONST_EXPR.
12428 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12429 of __builtin_choose_expr.
12430 * c-typeck.c (remove_c_maybe_const_expr): New.
12431 (build_unary_op, build_conditional_expr, build_compound_expr,
12432 build_binary_op, c_objc_common_truthvalue_conversion): Call
12433 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12436 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12438 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12439 CODE to produce a new one. Add a prototype to use fold_convert_const
12441 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12444 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12445 mix declarations and code.
12447 2009-04-08 Ben Elliston <bje@au.ibm.com>
12449 * gcc.c: Replace `CC' with `GCC' throughout.
12451 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12453 * doc/invoke.texi: Document Atom support.
12455 2009-04-07 Jason Merrill <jason@redhat.com>
12458 * c-common.h, c-common.c: Add flag_pretty_templates.
12459 * c-opts.c (c_common_handle_option): Set it.
12460 * c.opt: Add -fno-pretty-templates.
12461 * doc/invoke.texi (C++ Dialect Options): Likewise.
12463 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12465 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12466 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12467 (ia64_expand_builtin): Likewise.
12469 2009-04-07 Martin Jambor <mjambor@suse.cz>
12471 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12472 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12473 ADDR_EXPRS are include too.
12475 2009-04-07 Richard Guenther <rguenther@suse.de>
12477 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12478 decls are only used if passes as parameters or if they are
12479 local statics and the call is not to a builtin.
12480 (call_may_clobber_ref_p_1): Likewise.
12482 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12484 * expr.c (do_store_flag): Remove last argument. Simplify code
12485 to avoid duplication of tests already done by can_compare_p.
12486 (expand_expr_real_1): Adjust caller.
12488 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12490 * optabs.c (can_compare_p): Test the predicate of a
12491 cbranch and cstore pattern.
12493 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12495 * expr.c (convert_move): Use emit_store_flag instead of
12498 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12500 * config/i386/i386.c (ix86_compare_emitted): Remove.
12501 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12502 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12503 * config/i386/i386.h (ix86_compare_emitted): Remove.
12504 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12505 instead of ix86_compare_emitted.
12506 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12508 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12510 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12511 Add t-sysroot-suffix to tmake_file.
12512 * config/print-sysroot-suffix.sh: New file.
12513 * config/t-sysroot-suffix: New file.
12515 2009-04-07 Ben Elliston <bje@au.ibm.com>
12517 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12518 as the latter produces a warning when the target does not support
12521 2009-04-07 Ben Elliston <bje@au.ibm.com>
12523 * dfp.c: Replace type punning assignments with memcpy throughout.
12524 * Makefile.in (dfp.o-warn): Remove.
12526 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12529 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12530 Include soft-fp/t-softfp after rs6000/t-linux64.
12532 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12534 * stor-layout.c (set_sizetype): Use the full precision of their
12535 machine mode for bitsize types.
12537 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12539 * config/i386/i386.md: Revert 2 accidental checkins.
12541 2009-04-06 Joey Ye <joey.ye@intel.com>
12542 Xuepeng Guo <xuepeng.guo@intel.com>
12543 H.J. Lu <hongjiu.lu@intel.com>
12545 Atom pipeline model, tuning and insn selection.
12546 * config.gcc (atom): Add atom config options and target.
12548 * config/i386/atom.md: New.
12550 * config/i386/i386.c (atom_cost): New cost.
12551 (m_ATOM): New macro flag.
12552 (initial_ix86_tune_features): Set m_ATOM.
12553 (x86_accumulate_outgoing_args): Likewise.
12554 (x86_arch_always_fancy_math_387): Likewise.
12555 (processor_target): Add Atom cost.
12556 (cpu_names): Add Atom cpu name.
12557 (override_options): Set Atom ISA.
12558 (ix86_issue_rate): New case PROCESSOR_ATOM.
12559 (ix86_adjust_cost): Likewise.
12561 * config/i386/i386.h (TARGET_ATOM): New target macro.
12562 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12563 (TARGET_OPT_AGU): New target option.
12564 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12565 (processor_type): Add PROCESSOR_ATOM.
12567 * config/i386/i386.md (cpu): Add new value "atom".
12568 (use_carry, movu): New attr.
12569 (atom.md): Include atom.md.
12570 (adddi3_carry_rex64): Set attr "use_carry".
12571 (addqi3_carry): Likewise.
12572 (addhi3_carry): Likewise.
12573 (addsi3_carry): Likewise.
12574 (*addsi3_carry_zext): Likewise.
12575 (subdi3_carry_rex64): Likewise.
12576 (subqi3_carry): Likewise.
12577 (subhi3_carry): Likewise.
12578 (subsi3_carry): Likewise.
12579 (x86_movdicc_0_m1_rex64): Likewise.
12580 (*x86_movdicc_0_m1_se): Likewise.
12581 (x86_movsicc_0_m1): Likewise.
12582 (*x86_movsicc_0_m1_se): Likewise.
12583 (*adddi_1_rex64): Emit add insn as much as possible.
12584 (*addsi_1): Likewise.
12585 (return_internal): Set atom_unit.
12586 (return_internal_long): Likewise.
12587 (return_pop_internal): Likewise.
12588 (*rcpsf2_sse): Set atom_sse_attr attr.
12589 (*qrt<mode>2_sse): Likewise.
12590 (*prefetch_sse): Likewise.
12592 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12594 (ix86_target_macros_internal): Likewise.
12596 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12597 (*prefetch_sse_rex): Likewise.
12598 (sse_rcpv4sf2): Likewise.
12599 (sse_vmrcpv4sf2): Likewise.
12600 (sse_sqrtv4sf2): Likewise.
12601 (<sse>_vmsqrt<mode>2): Likewise.
12602 (sse_ldmxcsr): Likewise.
12603 (sse_stmxcsr): Likewise.
12604 (*sse_sfence): Likewise.
12605 (sse2_clflush): Likewise.
12606 (*sse2_mfence): Likewise.
12607 (*sse2_lfence): Likewise.
12608 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12609 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12610 (avx_movdqu<avxmodesuffix>): Likewise.
12611 (avx_lddqu<avxmodesuffix>): Likewise.
12612 (sse2_movntv2di): Change attr "type" to "ssemov".
12613 (sse2_movntsi): Likewise.
12614 (rsqrtv8sf2): Change attr "type" to "sseadd".
12615 (sse3_addsubv2df3): Set attr "atom_unit".
12616 (sse3_h<plusminus_insn>v4sf3): Likewise.
12617 (*sse2_pmaddwd): Likewise.
12618 (*vec_extractv2di_1_rex64): Likewise.
12619 (*vec_extractv2di_1_avx): Likewise.
12620 (sse2_psadbw): Likewise.
12621 (ssse3_phaddwv8hi3): Likewise.
12622 (ssse3_phaddwv4hi3): Likewise.
12623 (ssse3_phadddv4si3): Likewise.
12624 (ssse3_phadddv2si3): Likewise.
12625 (ssse3_phaddswv8hi3): Likewise.
12626 (ssse3_phaddswv4hi3): Likewise.
12627 (ssse3_phsubwv8hi3): Likewise.
12628 (ssse3_phsubwv4hi3): Likewise.
12629 (ssse3_phsubdv4si3): Likewise.
12630 (ssse3_phsubdv2si3): Likewise.
12631 (ssse3_phsubswv8hi3): Likewise.
12632 (ssse3_phsubswv4hi3): Likewise.
12633 (ssse3_pmaddubsw128): Likewise.
12634 (sse3_pmaddubsw: Likewise.
12635 (ssse3_palignrti): Likewise.
12636 (ssse3_palignrdi): Likewise.
12638 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12640 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12642 2009-04-06 Richard Guenther <rguenther@suse.de>
12644 PR tree-optimization/28868
12645 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12646 of which PHI results we inserted.
12647 (insert_into_preds_of_block): Record inserted PHIs.
12648 (eliminate): Eliminate redundant PHI nodes.
12649 (init_pre): Init inserted_phi_names.
12651 2009-04-06 Richard Guenther <rguenther@suse.de>
12653 PR tree-optimization/39643
12654 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12655 IMAGPART_EXPRs of complex constants.
12656 (execute_fold_all_builtins): If we folded a call queue
12657 TODO_update_address_taken.
12659 2009-04-06 Jan Hubicka <jh@suse.cz>
12661 PR middle-end/39659
12662 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12665 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12667 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12669 (ic_invalidate_array): Likewise.
12671 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12673 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12674 alignment for library calls.
12676 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12678 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12679 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12680 * config/i386/mingw-stdint.h: New file.
12682 2009-04-05 Richard Guenther <rguenther@suse.de>
12684 PR tree-optimization/39648
12685 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12686 our &A vs. &A[0] IL deficiencies.
12688 2009-04-04 Jan Hubicka <jh@suse.cz>
12690 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12691 removed toplevel regions.
12692 (sjlj_mark_call_sites): Likewise.
12694 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12696 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12697 (cygwin tm clause use_gcc_stdint): Set to wrap.
12698 * config/i386/cygwin-stdint.h: New file.
12700 2009-04-04 Richard Guenther <rguenther@suse.de>
12702 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12703 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12704 single-argument PHIs if we are in loop-closed SSA form.
12705 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12706 for the pre-condition.
12707 (slpeel_tree_peel_loop_to_edge): Likewise.
12708 (vect_build_loop_niters): Take an optional sequence to append stmts.
12709 (vect_generate_tmps_on_preheader): Likewise.
12710 (vect_do_peeling_for_loop_bound): Take extra guards for the
12712 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12713 the cost model check.
12714 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12715 guards if we are going to peel. Do not apply versioning in that case.
12716 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12717 (vect_do_peeling_for_loop_bound): Likewise.
12718 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12719 loop bound only record extra pre-conditions, do not apply loop
12722 2009-04-04 Richard Guenther <rguenther@suse.de>
12724 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12727 2009-04-04 Jan Hubicka <jh@suse.cz>
12729 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12730 last_basic_block for size of bb->index indexed array.
12731 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12732 compute_out, link_btr_uses, build_btr_def_use_webs,
12733 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12735 2009-04-04 Jan Hubicka <jh@suse.cz>
12737 * except.c (remove_eh_handler_and_replace): Break out from ...
12738 (remove_eh_handler): ... here.
12739 (bring_to_root): New function.
12740 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12741 handled ones, bring others to root of tree.
12743 2009-04-04 Jan Hubicka <jh@suse.cz>
12745 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12746 (all_phis_safe_to_merge): New function.
12747 (update_info): New structure.
12748 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12749 (cleanup_empty_eh): Update SSA if possible.
12751 2009-04-04 Richard Guenther <rguenther@suse.de>
12753 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12754 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12755 (append_vuse): Likewise.
12757 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12759 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12760 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12761 instead of REG_UNSAVED for DW_CFA_undefined.
12762 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12763 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12766 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12769 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12770 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12771 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12773 2009-04-04 Richard Guenther <rguenther@suse.de>
12775 PR tree-optimization/8781
12776 PR tree-optimization/37892
12777 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12778 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12779 (valueize_refs): Call it for *& valueizations.
12780 (shared_reference_ops_from_ref): Rename to ...
12781 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12782 (shared_reference_ops_from_call): Rename to ...
12783 (valueize_shared_reference_ops_from_call): ... this and valueize.
12784 (vn_reference_lookup): Update.
12785 (visit_reference_op_call): Likewise.
12786 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12787 (eliminate): Value-replace the call address in call statements.
12789 2009-04-04 Richard Guenther <rguenther@suse.de>
12791 PR tree-optimization/39636
12792 * tree-ssa-forwprop.c
12793 (forward_propagate_addr_into_variable_array_index): Check for
12794 GIMPLE_ASSIGN before accessing the rhs code.
12796 2009-04-03 Jason Merrill <jason@redhat.com>
12798 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12800 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12802 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12803 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12804 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12805 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12806 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12807 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12808 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12809 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12810 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12811 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12812 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12813 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12814 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12815 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12816 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12817 Use fr_reg_or_fp01_operand instead of fr_register_operand
12819 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12820 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12821 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12823 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12825 PR rtl-optimization/39607
12826 PR rtl-optimization/39631
12830 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12831 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12832 instead of DF_LR_OUT.
12833 * ira-lives.c (process_bb_node_lives): Ditto.
12834 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12835 instead of DF_LR_{OUT,IN}.
12836 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12837 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12839 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12841 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12842 (execute_lower_omp): Always run but take the short way out if -fopenmp
12844 (gate_lower_omp): Remove, forcing the pass manager to always run the
12845 pass and always set PROP_gimple_lomp.
12846 (pass_lower_omp): Remove gate function.
12847 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12848 PROP_trees. Instead, require it.
12849 * ipa-cp.c (pass_ipa_cp): Likewise.
12850 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12851 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12852 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12853 and PROP_gimple_leh.
12855 2009-04-03 Richard Guenther <rguenther@suse.de>
12857 PR middle-end/13146
12858 PR tree-optimization/23940
12859 PR tree-optimization/33237
12860 PR middle-end/33974
12861 PR middle-end/34093
12862 PR tree-optimization/36201
12863 PR tree-optimization/36230
12864 PR tree-optimization/38049
12865 PR tree-optimization/38207
12866 PR tree-optimization/38230
12867 PR tree-optimization/38301
12868 PR tree-optimization/38585
12869 PR middle-end/38895
12870 PR tree-optimization/38985
12871 PR tree-optimization/39299
12872 * tree-ssa-structalias.h: Remove.
12873 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12874 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12875 (struct vuse_element_d): Remove.
12876 (struct vuse_vec_d): Likewise.
12877 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12878 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12879 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12880 VUSE_ELEMENT_VAR): Likewise.
12881 (struct voptype_d): Likewise.
12882 (NUM_VOP_FREE_BUCKETS): Likewise.
12883 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12884 (struct stmt_operands_d): Remove.
12885 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12886 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12887 VDEF_NUM, VDEF_VECT): Likewise.
12888 (copy_virtual_operands): Remove.
12889 (operand_build_cmp): Likewise.
12890 (create_ssa_artificial_load_stmt): Likewise.
12891 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12892 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12893 vuse_index and mayuse_index members. Pack and move done and iter_type
12894 members to the front.
12895 (SSA_OP_VMAYUSE): Remove.
12896 (SSA_OP_VIRTUAL_USES): Adjust.
12897 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12898 (unlink_stmt_vdef): Declare.
12899 (add_to_addressable_set): Remove.
12900 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12901 (vrp_visit_stmt): Likewise.
12902 * doc/tree-ssa.texi (Alias analysis): Update.
12903 * doc/invoke.texi (max-aliased-vops): Remove docs.
12904 (avg-aliased-vops): Likewise.
12905 * tree-into-ssa.c (syms_to_rename): Remove.
12906 (need_to_update_vops_p): Likewise.
12907 (need_to_initialize_update_ssa_p): Rename to ...
12908 (update_ssa_initialized_fn): ... this. Track function we are
12910 (symbol_marked_for_renaming): Simplify.
12911 (add_new_name_mapping): Do not set need_to_update_vops_p.
12912 (dump_currdefs): Use SYMS_TO_RENAME.
12913 (rewrite_update_stmt): Always walk all uses/defs.
12914 (dump_update_ssa): Adjust.
12915 (init_update_ssa): Take function argument. Track what we are
12917 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
12918 (create_new_def_for): Initialize for cfun, assert we are initialized
12920 (mark_sym_for_renaming): Simplify.
12921 (mark_set_for_renaming): Do not initialize update-ssa.
12922 (need_ssa_update_p): Simplify. Take function argument.
12923 (name_mappings_registered_p): Assert we ask for the correct function.
12924 (name_registered_for_update_p): Likewise.
12925 (ssa_names_to_replace): Likewise.
12926 (release_ssa_name_after_update_ssa): Likewise.
12927 (update_ssa): Likewise. Use SYMS_TO_RENAME.
12928 (dump_decl_set): Do not print a newline.
12929 (debug_decl_set): Do it here.
12930 (dump_update_ssa): And here.
12931 * tree-ssa-loop-im.c (move_computations): Adjust.
12932 (movement_possibility): Likewise.
12933 (determine_max_movement): Likewise.
12934 (gather_mem_refs_stmt): Likewise.
12935 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
12936 or NAME_MEMORY_TAG.
12937 * tree-complex.c (update_all_vops): Remove.
12938 (expand_complex_move): Adjust.
12939 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
12940 Simplify test for memory referencing statement. Exclude
12941 non-invariant ADDR_EXPRs.
12942 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
12943 * tree-loop-distribution.c (generate_memset_zero): Adjust.
12944 (rdg_flag_uses): Likewise.
12945 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
12947 (tree_optimize_tail_calls_1): Also split the
12948 edge from the entry block if we have degenerate PHI nodes in
12949 the first basic block.
12950 * tree.c (init_ttree): Remove memory-tag related code.
12951 (tree_code_size): Likewise.
12952 (tree_node_structure): Likewise.
12953 (build7_stat): Re-write to be build6_stat.
12954 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
12955 (SSA_VAR_P): Adjust.
12956 (struct tree_memory_tag): Remove.
12957 (struct tree_memory_partition_tag): Likewise.
12958 (union tree_node): Adjust.
12959 (build7): Re-write to be build6.
12960 * tree-pass.h (pass_reset_cc_flags): Remove.
12961 (TODO_update_address_taken): New flag.
12962 (pass_simple_dse): Remove.
12963 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
12964 * params.h (MAX_ALIASED_VOPS): Remove.
12965 (AVG_ALIASED_VOPS): Likewise.
12966 * omp-low.c (expand_omp_taskreg): Update SSA form.
12967 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
12968 aliases the lhs in a copy stmt.
12969 * tree-ssa-dse.c (struct address_walk_data): Remove.
12970 (memory_ssa_name_same): Likewise.
12971 (memory_address_same): Likewise.
12972 (get_kill_of_stmt_lhs): Likewise.
12973 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
12974 unused stores. Look through PHI nodes into post-dominated regions.
12975 (dse_optimize_stmt): Simplify. Properly remove stores.
12976 (tree_ssa_dse): Compute dominators.
12977 (execute_simple_dse): Remove.
12978 (pass_simple_dse): Likewise.
12979 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
12980 gimple_loaded_syms and gimple_stored_syms computation.
12981 * toplev.c (dump_memory_report): Dump alias and pta stats.
12982 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
12983 (vn_reference_eq): Likewise.
12984 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
12985 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
12986 valueize_vuses): Remove.
12987 (get_def_ref_stmt_vuses): Simplify. Rename to ...
12988 (get_def_ref_stmt_vuse): ... this.
12989 (vn_reference_lookup_2): New function.
12990 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
12991 walking equivalent vuses. Simplify.
12992 (vn_reference_lookup): Likewise.
12993 (vn_reference_insert): Likewise.
12994 (vn_reference_insert_pieces): Likewise.
12995 (visit_reference_op_call): Simplify.
12996 (visit_reference_op_load): Likewise.
12997 (visit_reference_op_store): Likewise.
12998 (init_scc_vn): Remove shared_lookup_vuses initialization.
12999 (free_scc_vn): Remove shared_lookup_vuses freeing.
13000 (sort_vuses, sort_vuses_heap): Remove.
13001 (get_ref_from_reference_ops): Export.
13002 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13003 vector with single vuse pointer.
13004 (vn_reference_lookup_pieces, vn_reference_lookup,
13005 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13006 (shared_vuses_from_stmt): Remove.
13007 (get_ref_from_reference_ops): Declare.
13008 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13009 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13010 memory-tag related code.
13011 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13012 (likely_value): Add comment, skip static-chain of call statements.
13013 (surely_varying_stmt_p): Adjust.
13014 (gimplify_and_update_call_from_tree): Likewise.
13015 (execute_fold_all_builtins): Do not rebuild alias info.
13016 (gimplify_and_update_call_from_tree): Properly update VOPs.
13017 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13018 (copy_ref_info): Remove memory-tag related code.
13019 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13020 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13021 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13023 * tree-ssa-dom.c (gimple_p): Remove typedef.
13024 (eliminate_redundant_computations): Adjust.
13025 (record_equivalences_from_stmt): Likewise.
13026 (avail_expr_hash): Likewise.
13027 (avail_expr_eq): Likewise.
13028 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13029 (stmt_makes_single_load): Likewise.
13030 (stmt_makes_single_store): Likewise.
13031 * tree-ssa-alias.c: Rewrite completely.
13032 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13033 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13034 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13035 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13036 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13037 Remove public functions.
13038 (pass_reset_cc_flags): Remove.
13039 (pass_build_alias): Move ...
13040 * tree-ssa-structalias.c (pass_build_alias): ... here.
13041 * tree-ssa-alias.c (may_be_aliased): Move ...
13042 * tree-flow-inline.h (may_be_aliased): ... here.
13043 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13044 count_uses_and_derefs): Move ...
13045 * gimple.c: ... here.
13046 * gimple.h (count_uses_and_derefs): Declare.
13047 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13048 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13049 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13050 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13051 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13052 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13053 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13055 * tree-dfa.c (refs_may_alias_p): Move ...
13056 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13057 * tree-ssa-alias.h: New file.
13058 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13059 (statement_sink_location): Likewise.
13060 * opts.c (decode_options): Do not adjust max-aliased-vops or
13061 avg-aliased-vops values.
13062 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13063 (TV_CALL_CLOBBER): Likewise.
13064 (TV_FLOW_SENSITIVE): Likewise.
13065 (TV_FLOW_INSENSITIVE): Likewise.
13066 (TV_MEMORY_PARTITIONING): Likewise.
13067 (TV_ALIAS_STMT_WALK): New timevar.
13068 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13069 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13070 (get_address_description): Remove memory-tag related code.
13071 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13072 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13073 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13074 and immediate uses in statements. Document.
13075 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13076 (dump_symbols): Remove.
13077 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13078 * alias.c (get_deref_alias_set): New function split out from ...
13079 (get_alias_set): ... here.
13080 * alias.h (get_deref_alias_set): Declare.
13081 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13082 type parameter. Remove restrict pointer handling. Create a
13083 ref-all pointer in case type-based alias sets do not conflict.
13084 (vect_analyze_data_refs): Remove SMT related code.
13085 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13086 (vectorizable_load): Likewise.
13087 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13088 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13089 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13090 Ignore vops and SMTs.
13091 (dr_analyze_alias): Likewise..
13092 (free_data_ref): Likewise.
13093 (create_data_ref): Likewise.
13094 (analyze_all_data_dependences): Likewise.
13095 (get_references_in_stmt): Adjust.
13096 * tree-flow-inline.h (gimple_aliases_computed_p,
13097 gimple_addressable_vars, gimple_call_clobbered_vars,
13098 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13099 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13100 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13101 gimple_mem_ref_stats): Remove.
13102 (gimple_vop): New function.
13103 (op_iter_next_use): Remove vuses and mayuses cases.
13104 (op_iter_next_def): Remove vdefs case.
13105 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13106 (clear_and_done_ssa_iter): Do not set removed fields.
13107 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13108 Assert we are not iterating over vuses or vdefs if not also
13109 iterating over uses or defs.
13110 (op_iter_init_use): Likewise.
13111 (op_iter_init_def): Likewise.
13112 (op_iter_next_vdef): Remove.
13113 (op_iter_next_mustdef): Likewise.
13114 (op_iter_init_vdef): Likewise.
13115 (compare_ssa_operands_equal): Likewise.
13116 (link_use_stmts_after): Handle vuse operand.
13117 (is_call_used): Use is_call_clobbered.
13118 (is_call_clobbered): Global variables are always call clobbered,
13119 query the call-clobbers bitmap.
13120 (mark_call_clobbered): Ignore global variables.
13121 (clear_call_clobbered): Likewise.
13122 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13123 virtual operands sanity check.
13124 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13126 (TARGET_MEM_REF): Remove TMR_TAG operand.
13127 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13128 Remove call-clobber related code.
13129 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13130 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13131 partitions or escape reason.
13132 (get_single_def_stmt, get_single_def_stmt_from_phi,
13133 get_single_def_stmt_with_phi): Remove.
13134 (dump_referenced_vars): Tidy.
13135 (get_ref_base_and_extent): Allow bare decls.
13136 (collect_dfa_stats): Adjust.
13137 * graphite.c (rename_variables_in_stmt): Adjust.
13138 (graphite_copy_stmts_from_block): Likewise.
13139 (translate_clast): Likewise.
13140 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13142 (translate_vuse_through_block): Use the oracle.
13143 (phi_translate_1): Adjust.
13144 (value_dies_in_block_x): Use the oracle. Cache the outcome
13146 (valid_in_sets): Check if the VUSE for
13147 a REFERENCE is available.
13148 (eliminate): Do not remove stmts during elimination,
13149 instead queue and remove them afterwards.
13150 (do_pre): Do not rebuild alias info.
13151 (pass_pre): Run TODO_rebuild_alias before PRE.
13152 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13153 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13154 (mark_all_v_defs_stmt): Remove.
13155 (mark_all_v_defs_seq): Adjust.
13156 (sra_replace): Likewise.
13157 (scalarize_use): Likewise.
13158 (scalarize_copy): Likewise.
13159 (scalarize_init): Likewise.
13160 (scalarize_ldst): Likewise.
13161 (todoflags): Remove.
13162 (tree_sra): Do not rebuild alias info.
13163 (tree_sra_early): Adjust.
13164 (pass_sra): Run TODO_update_address_taken before SRA.
13165 * tree-predcom.c (set_alias_info): Remove.
13166 (prepare_initializers_chain): Do not call it.
13167 (mark_virtual_ops_for_renaming): Adjust.
13168 (mark_virtual_ops_for_renaming_list): Remove.
13169 (initialize_root_vars): Adjust.
13170 (initialize_root_vars_lm): Likewise.
13171 (prepare_initializers_chain): Likewise.
13172 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13173 (may_propagate_copy_into_stmt): Likewise.
13174 (merge_alias_info): Do nothing for now.
13175 (propagate_tree_value_into_stmt): Adjust.
13176 (stmt_may_generate_copy): Likewise.
13177 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13178 not mark symbols for renaming.
13179 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13180 with the same statement, make sure to update the new pointed-to one.
13181 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13182 call statements, do not mark symbols for renaming.
13183 (mark_operand_necessary): Dump something.
13184 (ref_may_be_aliased): New function.
13185 (mark_aliased_reaching_defs_necessary_1): New helper function.
13186 (mark_aliased_reaching_defs_necessary): Likewise.
13187 (mark_all_reaching_defs_necessary_1): Likewise.
13188 (mark_all_reaching_defs_necessary): Likewise.
13189 (propagate_necessity): Do not process virtual PHIs. For
13190 non-aliased loads mark all reaching definitions as necessary.
13191 For aliased loads and stores mark the immediate dominating
13192 aliased clobbers as necessary.
13193 (visited): New global static.
13194 (perform_tree_ssa_dce): Free visited bitmap after propagating
13196 (remove_dead_phis): Perform simple dead virtual PHI removal.
13197 (remove_dead_stmt): Properly unlink virtual operands when
13199 (eliminate_unnecessary_stmts): Schedule PHI removal after
13201 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13202 (process_replaceable): Likewise.
13203 (find_replaceable_in_bb): Likewise.
13204 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13205 based on the single gimple vop.
13206 (verify_flow_insensitive_alias_info): Remove.
13207 (verify_flow_sensitive_alias_info): Likewise.
13208 (verify_call_clobbering): Likewise.
13209 (verify_memory_partitions): Likewise.
13210 (verify_alias_info): Likewise.
13211 (verify_ssa): Adjust..
13212 (execute_update_addresses_taken): Export. Update SSA
13213 manually. Optimize only when optimizing. Use a local bitmap.
13214 (pass_update_address_taken): Remove TODO_update_ssa, add
13216 (pass_update_address_taken): Just use TODO_update_address_taken.
13217 (init_tree_ssa): Do not initialize addressable_vars.
13218 (verify_ssa): Verify new VUSE / VDEF properties.
13219 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13220 Do not call verify_alias_info.
13221 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13222 Do not free the loaded and stored syms bitmaps. Reset the escaped
13223 and callused solutions. Do not free addressable_vars.
13224 Remove memory-tag related code.
13225 (warn_uninitialized_var): Aliases are always available.
13226 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13227 * lambda-code.c (can_put_in_inner_loop): Adjust.
13228 (can_put_after_inner_loop): Likewise.
13229 (perfect_nestify): Likewise.
13230 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13231 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13232 (vectorizable_conversion): Do not mark symbols for renaming.
13233 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13234 (expand_call_inline): Unlink the calls virtual operands before
13236 (tree_function_versioning): Do not call update_ssa if we are not
13237 updating clones. Simplify.
13238 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13239 (propagate_with_phi): Likewise..
13240 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13241 clobber code. Assert we are not aliased or global.
13242 * tree-flow.h: Include tree-ssa-alias.h
13243 (enum escape_type): Remove.
13244 (struct mem_sym_stats_d): Likewise.
13245 (struct mem_ref_stats_d): Likewise.
13246 (struct gimple_df): Add vop member. Remove global_var,
13247 call_clobbered_vars, call_used_vars, addressable_vars,
13248 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13249 escaped and callused members.
13250 (struct ptr_info_def): Remove all members, add points-to solution
13252 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13253 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13254 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13255 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13256 (tree-ssa-alias.o): Likewise.
13257 (toplev.o): Add tree-ssa-alias.h
13258 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13259 * gimple.c (gimple_set_bb): Fix off-by-one error.
13260 (is_gimple_reg): Do not handle memory tags.
13261 (gimple_copy): Also copy virtual operands.
13262 Delay updating the statement. Do not reset loaded and stored syms.
13263 (gimple_set_stored_syms): Remove.
13264 (gimple_set_loaded_syms): Likewise.
13265 (gimple_call_copy_skip_args): Copy the virtual operands
13266 and mark the new statement modified.
13267 * tree-ssa-structalias.c (may_alias_p): Remove.
13268 (set_uids_in_ptset): Take the alias set to prune with as
13269 parameter. Fold in the alias test of may_alias_p.
13270 (compute_points_to_sets): Compute whether a ptr is dereferenced
13271 in a local sbitmap.
13272 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13273 other ADDRESSOF constraints on the lhs.
13274 (get_constraint_for_component_ref): Assert that we don't get
13275 ADDRESSOF constraints from the base of the reference.
13276 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13277 (struct variable_info): Remove collapsed_to member.
13278 (get_varinfo_fc): Remove.
13279 (new_var_info): Do not set collapsed_to.
13280 (dump_constraint): Do not follow cycles.
13281 (dump_constraint_graph): Likewise.
13282 (build_pred_graph): Likewise.
13283 (build_succ_graph): Likewise.
13284 (rewrite_constraints): Likewise.
13285 (do_simple_structure_copy): Remove.
13286 (do_rhs_deref_structure_copy): Remove.
13287 (do_lhs_deref_structure_copy): Remove.
13288 (collapse_rest_of_var): Remove.
13289 (do_structure_copy): Re-implement.
13290 (pta_stats): New global variable.
13291 (dump_pta_stats): New function.
13292 (struct constraint_expr): Make offset signed.
13293 (UNKNOWN_OFFSET): Define special value.
13294 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13295 (solution_set_expand): New helper function split out from ...
13296 (do_sd_constraint): ... here.
13297 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13298 (do_ds_constraint): Likewise.
13299 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13300 and CALLUSED = *CALLUSED.
13301 (set_union_with_increment): Make inc argument signed.
13302 (type_safe): Remove.
13303 (get_constraint_for_ptr_offset): Handle unknown and negative
13305 (first_vi_for_offset): Handle offsets before start. Bail
13306 out early for offsets beyond the variable extent.
13307 (first_or_preceding_vi_for_offset): New function.
13308 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13309 Together with ESCAPED = *ESCAPED this properly computes reachability.
13310 (find_what_var_points_to): New function.
13311 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13312 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13313 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13314 pt_solutions_intersect): New functions.
13315 (compute_call_used_vars): Remove.
13316 (compute_may_aliases): New main entry into PTA computation.
13317 * gimple.h (gimple_p): New typedef.
13318 (struct gimple_statement_base): Remove references_memory_p.
13319 (struct gimple_statement_with_memory_ops_base): Remove
13320 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13322 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13323 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13324 gimple_set_references_memory): Remove.
13325 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13326 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13328 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13329 (verify_expr): Allow RESULT_DECL.
13330 (gimple_duplicate_bb): Do not copy virtual operands.
13331 (gimple_duplicate_sese_region): Adjust.
13332 (gimple_duplicate_sese_tail): Likewise.
13333 (mark_virtual_ops_in_region): Remove.
13334 (move_sese_region_to_fn): Do not call it.
13335 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13336 and pass_simple_dse.
13337 (execute_function_todo): Handle TODO_update_address_taken,
13338 call execute_update_addresses_taken for TODO_rebuild_alias.
13339 (execute_todo): Adjust.
13340 (execute_one_pass): Init dump files early.
13341 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13343 (create_general_new_stmt): Clear vops.
13344 * tree-ssa-reassoc.c (get_rank): Adjust.
13345 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13346 symbols for renaming.
13347 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13348 (PARAM_AVG_ALIASED_VOPS): Likewise.
13349 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13350 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13351 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13352 (operand_build_cmp, copy_virtual_operands,
13353 create_ssa_artificial_load_stmt, add_to_addressable_set,
13354 gimple_add_to_addresses_taken): Remove public functions.
13355 (unlink_stmt_vdef): New function.
13357 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13359 * config.gcc (powerpc-*-linux*): Merge variants.
13361 2009-04-02 Chao-ying Fu <fu@mips.com>
13362 James Grosbach <james.grosbach@microchip.com>
13364 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13365 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13367 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13368 keep_interrupts_masked_p, use_debug_exception_return_p.
13369 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13370 keep_interrupts_masked, use_debug_exception_return.
13371 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13372 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13374 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13375 (mips_print_operand): Process COP0 registers to print $0 .. $31
13376 correctly for GAS to process.
13377 (mips_interrupt_extra_call_saved_reg_p): New function.
13378 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13380 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13381 (mips_compute_frame_info): Add supports for interrupt context that
13382 includes doubleword accumulators and COP0 registers.
13383 (mips_for_each_saved_acc): New function.
13384 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13385 mips_for_each_saved_reg.
13386 (mips_save_reg): Save accumulators.
13387 (mips_kernel_reg_p): A new for_each_rtx callback.
13388 (mips_expand_prologue): Support interrupt handlers.
13389 (mips_restore_reg): Restore accumulators.
13390 (mips_expand_epilogue): Support interrupt handlers.
13391 (mips_can_use_return_insn): Return false for interrupt handlers.
13392 (mips_epilogue_uses): New function.
13393 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13394 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13395 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13396 cop0_move): New instructions.
13397 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13398 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13400 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13402 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13403 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13404 interrupt handlers, we use K0 as the temporary register.
13405 (EPILOGUE_USES): Change to a function call.
13406 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13407 handlers, we use K0 as the temporary register.
13409 * doc/extend.texi (Function Attributes): Document interrupt,
13410 use_shadow_register_set, keep_interrupts_masked,
13411 use_debug_exception_return for MIPS attributes.
13413 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13415 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13416 Remove a number of t-files from tmake_file.
13417 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13418 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13419 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13420 target_prototype, not TARGET_PROTOTYPE.
13421 (LINK_OS_GNU_SPEC): Define.
13422 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13423 and darwin-ldoubdle.c.
13425 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13428 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13429 (cpp_options): Ditto.
13430 (default_compilers): Ditto.
13431 (display_help): Ditto.
13432 (process_command): Ditto.
13433 (do_spec_1): Ditto.
13434 (set_input): Use lbasename instead of duplicate code.
13435 (save_temps_prefix): New static for -save-temps=obj.
13436 (save_temps_length): Ditto.
13438 * doc/invoke.texi (-save-temps=obj): Document new variant to
13439 -save-temps switch.
13441 2009-04-02 Jeff Law <law@redhat.com>
13443 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13446 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13448 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13449 * configure: Regenerated.
13451 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13453 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13454 share the argument list.
13456 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13460 2009-02-12 Diego Novillo <dnovillo@google.com>
13462 * varpool.c (debug_varpool): New.
13463 * cgraph.h (debug_varpool): Declare.
13465 2009-04-02 Jan Hubicka <jh@suse.cz>
13467 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13470 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13472 * config/i386/i386.c (ix86_abi): Move initialization to ...
13473 (override_options): Here.
13475 2009-04-02 Christian Bruel <christian.bruel@st.com>
13477 * config/sh/sh.c (sh_dwarf_register_span): New function.
13478 (TARGET_DWARF_REGISTER_SPAN): Define.
13479 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13481 2009-04-02 Ira Rosen <irar@il.ibm.com>
13483 PR tree-optimization/39595
13484 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13485 interleaved loads group is not greater than the SLP group size.
13487 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13489 * builtins.c (is_builtin_name): New.
13490 (called_as_built_in): Use is_builtin_name.
13491 * tree.h (is_builtin_name): New.
13492 * varasm.c (incorporeal_function_p): Use is_builtin_name
13494 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13496 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13498 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13501 * c-decl.c (clone_underlying_type): Move this ...
13502 * c-common.c (set_underlying_type): ... here.
13503 Also, make sure the function properly sets TYPE_STUB_DECL() on
13504 the newly created typedef variant type.
13505 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13506 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13509 2009-04-02 Richard Guenther <rguenther@suse.de>
13511 PR tree-optimization/37221
13512 * tree-flow.h (degenerate_phi_result): Declare.
13513 * tree-ssa-dom.c (degenerate_phi_result): Export.
13514 * tree-scalar-evolution.c (analyze_initial_condition): If
13515 the initial condition is defined by a degenerate PHI node
13516 use the degenerate value.
13518 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13520 PR rtl-optimization/39588
13521 * combine.c (merge_outer_ops): Do not set the constant when this
13523 (simplify_shift_const_1): Do not modify it either in this case.
13525 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13527 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13528 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13530 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13533 * c-lex.c (interpret_float): Default (no suffix) is double.
13535 2009-04-1 Xinliang David Li <davidxl@google.com>
13537 * config/i386/i386.c (legitimate_constant_p): Recognize
13538 all one vector constant.
13540 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13542 * config/vax/vax.c: Add #includes to silence warnings.
13543 Change #include order to silence two warnings.
13545 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13547 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13548 (ASM_SPEC): Pass -k to the assembler for PIC code.
13550 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13552 * config.gcc: Add vax-*-linux* to the switch.
13553 * config/vax/linux.h: New file. (TARGET_VERSION,
13554 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13556 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13558 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13559 Use predicate macros instead of GET_CODE() == foo.
13560 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13561 ashlsi3, rotrsi3, <unnamed>): Likewise.
13563 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13565 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13566 jbbccihi, jbbccisi): Remova trailing whitespace.
13567 * config/vax/constraints.md: Likewise.
13568 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13569 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13570 * config/vax/predicates.md: Likewise.
13571 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13572 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13573 * config/vax/vax.h: Likewise.
13574 * config/vax/vax.md (nonlocal_goto): Likewise.
13576 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13578 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13579 (indirectable_address_p, adjacent_operands_p): Add spaces around
13581 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13583 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13585 * config/vax/vax.c (legitimate_constant_address_p,
13586 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13587 index_term_p, reg_plus_index_p, legitimate_address_p,
13588 vax_mode_dependent_address_p): Update comments to match functions
13589 modified by the recent int->bool conversion.
13591 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13593 * config/vax/builtins.md: Update copyright message.
13594 * config/vax/constraints.md: Likewise.
13595 * config/vax/netbsd-elf.h: Likewise.
13596 * config/vax/predicates.md: Likewise.
13597 * config/vax/vax-protos.h: Likewise.
13598 * config/vax/vax.c: Likewise.
13599 * config/vax/vax.h: Likewise.
13600 * config/vax/vax.md: Likewise.
13601 * config/vax/vax.opt: Likewise.
13603 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13605 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13606 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13607 * config/vax/constraints.md (B, R): Likewise.
13608 * config/vax/predicates.md (external_memory_operand,
13609 nonimmediate_addsub_di_operand): Likewise.
13610 * config/vax/vax.c (vax_output_int_add): Likewise.
13611 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13612 untyped_call): Likewise.
13614 2009-04-01 Matt Thomas <matt@3am-software.com>
13616 * config/vax/predicates.md: New file.
13617 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13618 external_const_operand, nonsymbolic_operand, external_memory_operand,
13619 indirect_memory_operand, indexed_memory_operand,
13620 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13621 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13623 * config/vax/constraints.md: New file.
13624 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13626 * config/vax/builtins.md: New file.
13627 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13628 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13630 * config/vax/vax.opt (mqmath): Add option.
13631 * config/vax/vax.md (isfx): Extend with DI.
13632 (VAXintQH, VAXintQHSD): Define.
13633 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13634 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13635 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13636 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13637 (movdi): Update constraints and use vax_output_int_move().
13638 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13639 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13640 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13641 nonlocal_goto): New.
13642 (mov<mode>): Extend accepted operand types.
13643 (subdi3_old): Rename from subdi3, change update constraints and use
13644 a new implementation.
13645 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13646 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13647 MOVE_RATIO, CLEAR_RATIO): Define.
13648 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13649 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13650 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13651 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13652 (split_quadword_operands): Make static and really allow variable
13654 (print_operand_address): Update for PIC generation.
13655 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13656 indexable_address_p, fixup_mathdi_operand,
13657 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13658 (vax_float_literal, legitimate_constant_p,
13659 indirectable_constant_address_p, index_term_p,
13660 reg_plus_index_p): Return bool instead of int.
13661 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13663 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13665 (vax_output_conditional_branch): Indent.
13666 (legitimate_constant_address_p, indirectable_constant_address_p,
13667 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13668 vax_mode_dependent_address_p): Return bool instead of int, update for
13670 * config/vax/vax-protos.h (legitimate_constant_address_p,
13671 legitimate_constant_p, legitimate_address_p,
13672 vax_mode_dependent_address_p): Change declaration to bool.
13673 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13674 vax_expand_addsub_di_operands, vax_output_int_subtract,
13675 vax_output_movmemsi): Declare.
13676 (split_quadword_operands, vax_float_literal): Delete declaration.
13677 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13678 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13679 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13680 ASM_OUTPUT_DWARF_PCREL): Define.
13681 (ASM_SPEC): Change definition to allow PIC generation.
13683 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13685 * doc/sourcebuild.texi: Update front-end requirements.
13687 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13690 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13691 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13692 (booldi3_internal3): Use boolean_or_operator instead of
13695 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13698 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13699 declarator whose size is not an integer constant expression but
13700 folds to an integer constant, then treat it as a constant
13703 2009-04-01 Richard Guenther <rguenther@suse.de>
13705 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13706 i * 4 + 2 to (i * 2 + 1) * 2.
13708 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13711 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13712 return if c_parser_asm_string_literal returned NULL.
13714 2009-04-01 Nick Clifton <nickc@redhat.com>
13716 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13718 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13719 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13720 other typedefs to avoid conflicts with libgcc2.c. Define labels
13721 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13723 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13724 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13727 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13729 * varasm.c (default_function_rodata_section): Declare DOT as
13732 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13733 Andrey Galkin <agalkin@hypercom.com>
13736 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13737 Make object_name unique for each process.
13739 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13742 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13743 addressable variables in the parallel that could go out of scope while
13744 running queued tasks.
13746 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13748 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13749 (CASE_VALUES_THRESHOLD): Redefine.
13750 * config/avr/avr.c (avr_override_options): Remove initialization of
13751 avr_case_values_threshold variable.
13752 (avr_case_values_threshold): Remove variable. Add new function.
13753 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13754 * config/avr/avr.opt (mno-tablejump): Remove option.
13755 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13757 2009-04-01 DJ Delorie <dj@redhat.com>
13759 * varasm.c (default_function_rodata_section): Don't assume
13760 anything about where the first '.' in the section name is.
13762 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13764 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13765 rs6000_emit_stack_tie.
13767 2009-03-31 Ian Lance Taylor <iant@google.com>
13769 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13770 gimple_code with GIMPLE_RESX, not RESX.
13772 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13774 * c-common.c (c_get_ident): New.
13775 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13777 2009-04-01 Ben Elliston <bje@au.ibm.com>
13779 * config/rs6000/sysv4.opt (msdata): Improve option description.
13781 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13783 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13784 (divdf3_internal_lat): Remove.
13785 (divxf3_internal_lat): Remove.
13786 (divxf3_internal_thr): Remove.
13787 (divxf): Use divxf3_internal.
13788 * config/ia64/div.md (divsf3_internal_lat): New.
13789 (divdf3_internal_lat): New.
13790 (divxf3_internal): New.
13792 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13795 * Makefile.in (USE_GCC_STDINT): Define.
13796 (stmp-int-hdrs): Install stdint.h if applicable.
13797 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13799 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13800 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13801 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13802 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13803 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13804 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13805 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13806 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13807 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13808 (c_common_nodes_and_builtins): Initialize
13809 underlying_wchar_type_node. Do not initialize
13810 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13811 nodes for new types.
13812 (c_stddef_cpp_builtins): Define macros for new types.
13813 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13815 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13816 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13817 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13818 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13819 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13820 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13821 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13822 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13823 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13824 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13825 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13826 int16_type_node, int32_type_node, int64_type_node,
13827 uint8_type_node, uint16_type_node, c_uint32_type_node,
13828 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13829 int_least32_type_node, int_least64_type_node,
13830 uint_least8_type_node, uint_least16_type_node,
13831 uint_least32_type_node, uint_least64_type_node,
13832 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13833 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13834 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13835 uintptr_type_node): Define.
13836 * c-cppbuiltin.c (builtin_define_constants,
13837 builtin_define_type_minmax): New.
13838 (builtin_define_stdint_macros): Define more macros.
13839 (c_cpp_builtins): Define more limit macros.
13840 (type_suffix): New.
13841 (builtin_define_type_max): Define in terms of
13842 builtin_define_type_minmax. Remove is_long parameter. All
13844 * config.gcc (use_gcc_stdint): Define.
13845 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13846 Add newlib-stdint.h for generic targets.
13847 * config/glibc-stdint.h, config/newlib-stdint.h,
13848 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13849 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13850 * config/score/score.h (UINTPTR_TYPE): Define.
13851 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13852 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13853 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13854 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13855 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13856 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13857 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13858 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13859 * config/spu/spu.h (STDINT_LONG32): Define.
13860 * configure.ac (use_gcc_stdint): Substitute.
13861 * configure: Regenerate.
13862 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13863 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13864 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13865 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13866 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13867 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13868 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13869 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13870 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13871 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13872 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13873 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13874 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13875 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13876 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13877 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13878 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13879 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13880 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13881 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13882 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13883 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13884 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13885 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13886 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13887 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13888 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13889 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13890 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13892 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13894 * loop-iv.c (suitable_set_for_replacement): Renamed from
13895 simplify_using_assignment; changed to return bool and to accept new
13896 args DEST and SRC. Return true iff we find a source/destination pair
13897 that can be used to make a replacement, and fill SRC and DEST if so.
13898 Remove arg ALTERED. Don't deal with altered regs here. All callers
13900 (simplify_using_initial_values): Deal with altered regs here and track
13901 more precisely the effect they have on the validity of our expression.
13903 * loop-iv.c (simplify_using_condition): A condition of the form
13904 (EQ REG CONST) can be used to simply make a substitution.
13905 (simplify_using_initial_values): Keep track of conditions we have seen
13906 and keep using them to simplify new expressions, while applying the
13907 same substitutions to them as to the expression.
13909 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13910 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
13913 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
13914 changed. Use this when trying to improve the upper bound.
13915 Generate the comparison by using simplify_gen_relational.
13917 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
13919 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
13921 (simplify_using_assignment, simplify_using_initial_values): Call
13922 replace_in_expr to make replacements. Call replace_single_def_regs
13923 once on the initial version of the expression.
13925 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13928 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
13930 2009-03-31 Richard Guenther <rguenther@suse.de>
13932 PR middle-end/31029
13933 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
13934 equality comparisons. Fold C - X CMP X if C % 2 == 1.
13936 2009-03-31 Richard Guenther <rguenther@suse.de>
13938 * tree.h (div_if_zero_remainder): Declare.
13939 * fold-const.c (div_if_zero_remainder): Export.
13940 * tree-ssa-forwprop.c
13941 (forward_propagate_addr_into_variable_array_index): Handle
13942 constant array index addition outside of the variable index.
13944 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13947 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
13948 define_splits, floatunssi<mode>2): Require x87 conversions from
13949 DImode to be permitted.
13951 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13953 PR preprocessor/15638
13954 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
13956 2009-03-31 Richard Guenther <rguenther@suse.de>
13958 PR middle-end/23401
13959 PR middle-end/27810
13960 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
13961 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
13962 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
13963 a separate statement.
13964 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
13965 (lookup_tmp_var): Likewise.
13966 (is_gimple_formal_tmp_or_call_rhs): Remove.
13967 (is_gimple_reg_or_call_rhs): Rename to ...
13968 (is_gimple_reg_rhs_or_call): ... this.
13969 (is_gimple_mem_or_call_rhs): Rename to ...
13970 (is_gimple_mem_rhs_or_call): ... this.
13971 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
13972 DECL_GIMPLE_REG_P only if is_formal is true.
13973 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
13974 for non-proper post-modify expression gimplification.
13975 (gimplify_self_mod_expr): For post-modify expressions gimplify
13976 the lvalue to a minimal lvalue.
13977 (rhs_predicate_for): Remove formal temp case.
13978 (gimplify_modify_expr_rhs): Likewise.
13979 (gimplify_addr_expr): Use is_gimple_reg.
13980 (gimplify_expr): Remove formal temp cases.
13981 (gimple_regimplify_operands): Likewise.
13982 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
13983 and FILTER_EXPR like constants.
13984 * gimple.c (walk_gimple_op): Fix val_only initialization, use
13986 (is_gimple_formal_tmp_rhs): Remove.
13987 (is_gimple_reg_rhs): Remove special casing.
13988 (is_gimple_mem_rhs): Fix.
13989 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
13990 (is_gimple_formal_tmp_var): Remove.
13991 (is_gimple_formal_tmp_reg): Likewise.
13992 (is_gimple_min_lval): Allow invariant component ref parts.
13993 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
13994 is_gimple_formal_tmp_reg): Remove declarations.
13995 * tree-cfg.c (verify_expr): Verify that variables with address
13996 taken do not have DECL_GIMPLE_REG_P set.
13997 * tree-mudflap.c (mf_build_check_statement_for): Use
13998 force_gimple_operand instead of gimplify_expr.
14000 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14002 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14003 schedulable rows to compute_split_row.
14005 2009-03-31 Ben Elliston <bje@au.ibm.com>
14008 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14011 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14013 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14014 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14015 * configure: Regenerate.
14016 * config.in: Regenerate.
14017 * config/rs6000/rs6000.opt (mtls-markers): Add.
14018 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14019 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14020 (tls_ld_aix, tls_ld_sysv): Likewise.
14021 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14022 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14024 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14026 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14028 2009-03-30 Jan Hubicka <jh@suse.cz>
14030 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14032 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14033 detection and label handling.
14035 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14037 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14038 left_conflicts_size.
14039 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14040 ALLOCNO_LEFT_CONFLICTS_SIZE.
14042 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14043 remove_allocno_from_bucket_and_push,
14044 allocno_spill_priority_compare, push_allocnos_to_stack,
14045 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14046 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14047 (setup_allocno_left_conflicts_num): Ditto. Rename to
14048 setup_allocno_left_conflicts_size.
14049 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14050 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14051 setup_allocno_left_conflicts_size instead of
14052 setup_allocno_left_conflicts_num.
14054 * ira-build.c (ira_create_allocno): Use
14055 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14056 ALLOCNO_LEFT_CONFLICTS_NUM.
14058 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14060 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14061 instead of DF_LR_OUT.
14063 * ira-lives.c (process_bb_node_lives): Ditto.
14065 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14066 instead of DF_LR_{OUT,IN}.
14068 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14070 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14072 2009-03-30 Jan Hubicka <jh@suse.cz>
14074 * except.c (label_to_region_map): Fix thinko.
14076 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14078 PR middle-end/38237
14079 * tree.h (tree_find_value): New declaration.
14080 * tree.c (tree_find_value): New function.
14081 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14083 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14086 * c-decl.c (struct c_binding): Add locus field.
14087 (bind): Add locus argument, set locus field from it.
14088 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14089 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14090 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14091 implicitly_declare, undeclared_variable, lookup_label,
14092 declare_label, c_make_fname_decl, c_builtin_function,
14093 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14096 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14099 * config/i386/i386.c (classify_argument): Check total size of
14102 2009-03-30 Martin Jambor <mjambor@suse.cz>
14104 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14105 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14106 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14109 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14110 seen_variable_array_ref while also traversing a union.
14112 * tree-inline.c (optimize_inline_calls): Do not call
14113 cgraph_node_remove_callees.
14114 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14115 (pass_remove_cgraph_callee_edges): New variable.
14116 * passes.c (init_optimization_passes): Add
14117 pass_remove_cgraph_callee_edges after early inlining and before all
14118 late intraprocedural passes.
14120 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14122 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14124 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14125 Fix typos in names.
14127 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14129 * combine.c (simplify_comparison): Use have_insn_for.
14130 * dojump.c (do_jump): Likewise.
14132 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14134 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14135 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14136 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14137 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14138 instead of sparc_compare_emitted.
14139 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14140 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14141 instead of sparc_compare_emitted.
14143 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14145 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14146 enter/exit cfglayout mode.
14147 (pass_partition_block): Require it.
14148 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14149 (combine_instructions): Track basic blocks instead of labels.
14150 (update_cfg_for_uncondjump): New.
14151 (try_combine): Use it. Update jumps after rescanning.
14152 (pass_combine): Require PROP_cfglayout.
14153 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14155 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14157 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14158 Provide/destroy PROP_cfglayout respectively.
14159 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14160 * tree-pass.h (PROP_cfglayout): New.
14162 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14164 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14165 fold_convert_const_fixed_from_fixed,
14166 fold_convert_const_fixed_from_int,
14167 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14168 set TREE_CONSTANT_OVERFLOW.
14169 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14170 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14172 2009-03-30 Ira Rosen <irar@il.ibm.com>
14174 * tree-vect-loop-manip.c: New file.
14175 * tree-vectorizer.c: Update documentation and included files.
14176 (vect_loop_location): Make extern.
14177 (rename_use_op): Move to tree-vect-loop-manip.c
14178 (rename_variables_in_bb, rename_variables_in_loop,
14179 slpeel_update_phis_for_duplicate_loop,
14180 slpeel_update_phi_nodes_for_guard1,
14181 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14182 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14183 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14184 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14185 find_loop_location): Likewise.
14186 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14187 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14188 get_vectype_for_scalar_type, vect_is_simple_use,
14189 supportable_widening_operation, supportable_narrowing_operation):
14191 (bb_in_loop_p): Move to tree-vect-loop.c.
14192 (new_loop_vec_info, destroy_loop_vec_info,
14193 reduction_code_for_scalar_code, report_vect_op,
14194 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14195 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14196 (vect_supportable_dr_alignment): Likewise.
14197 * tree-vectorizer.h (tree-data-ref.h): Include.
14198 (vect_loop_location): Declare.
14199 Reorganize function declarations according to the new file structure.
14200 * tree-vect-loop.c: New file.
14201 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14202 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14203 * tree-vect-data-refs.c: New file.
14204 * tree-vect-patterns.c (timevar.h): Don't include.
14205 * tree-vect-stmts.c: New file.
14206 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14207 tree-vect-slp.c, tree-vect-loop.c.
14208 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14209 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14210 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14211 (tree-vect-analyze.o): Remove.
14212 (tree-vect-transform.o): Likewise.
14213 (tree-vect-data-refs.o): Add rule.
14214 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14215 tree-vect-slp.o): Likewise.
14216 (tree-vect-patterns.o): Remove redundant dependencies.
14217 (tree-vectorizer.o): Likewise.
14218 * tree-vect-slp.c: New file.
14220 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14222 * optc-gen.awk: Warn if an option flag has multiple different
14225 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14227 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14228 -floop-block): Document dependences on PPL, CLooG and Graphite.
14230 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14232 PR rtl-optimization/323
14233 * c-common.c (c_fully_fold, convert_and_check,
14234 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14235 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14236 * c-common.def (EXCESS_PRECISION_EXPR): New.
14237 * c-cppbuiltin.c (builtin_define_float_constants): Define
14238 constants with enough digits for long double.
14239 * c-lex.c (interpret_float): Interpret constant with excess
14240 precision where appropriate.
14241 * c-opts.c (c_common_post_options): Set
14242 flag_excess_precision_cmdline. Give an error for
14243 -fexcess-precision=standard for C++ for processors where the
14244 option is significant.
14245 * c-parser.c (c_parser_conditional_expression): Handle excess
14246 precision in condition.
14247 * c-typeck.c (convert_arguments): Handle arguments with excess
14249 (build_unary_op): Move excess precision outside operation.
14250 (build_conditional_expr): Likewise.
14251 (build_compound_expr): Likewise.
14252 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14253 (build_modify_expr): Handle excess precision in RHS.
14254 (convert_for_assignment): Handle excess precision in converted
14256 (digest_init, output_init_element, process_init_element): Handle
14257 excess precision in initializer.
14258 (c_finish_return): Handle excess precision in return value.
14259 (build_binary_op): Handle excess precision in operands and add
14260 excess precision as needed for operation.
14261 * common.opt (-fexcess-precision=): New option.
14262 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14263 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14264 For standard excess precision, output explicit conversion to and
14265 truncation from XFmode.
14266 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14267 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14268 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14269 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14270 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14271 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14272 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14273 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14274 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14275 define_splits, sqrt<mode>2): Disable where appropriate for
14276 standard excess precision.
14277 * convert.c (convert_to_real): Do not shorten arithmetic to type
14278 for which excess precision would be used.
14279 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14280 * doc/invoke.texi (-fexcess-precision=): Document option.
14281 (-mfpmath=): Correct index entry.
14282 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14283 flag_excess_precision): New.
14284 * langhooks.c (lhd_post_options): Set
14285 flag_excess_precision_cmdline.
14286 * opts.c (common_handle_option): Handle -fexcess-precision=.
14287 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14288 init_excess_precision): New.
14289 (lang_dependent_init_target): Call init_excess_precision.
14290 * tree.c (excess_precision_type): New.
14291 * tree.h (excess_precision_type): Declare.
14293 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14296 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14297 non-lvalue to component.
14299 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14301 PR preprocessor/34695
14302 * Makefile.in (c-opts.o): Depend on c-tree.h.
14303 * c-common.c: Move down include of diagnostic.h.
14304 (done_lexing, c_cpp_error): New.
14305 * c-common.h (done_lexing): Declare.
14306 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14308 * c-opts.c: Include c-tree.h.
14309 (c_common_init_options): Set preprocessor error callback.
14310 (c_common_handle_option): Do not set preprocessor
14311 inhibit_warnings, warnings_are_errors, warn_system_headers,
14312 pedantic_errors or inhibit_warnings flags.
14313 (c_common_post_options): Do not check cpp_errors (parse_in).
14314 (c_common_finish): Do not output dependencies if there were
14315 errors. Do not check return value of cpp_finish.
14316 * c-ppoutput.c (pp_file_change): Set input_location.
14317 * c-tree.h (c_cpp_error): Declare.
14318 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14320 (diagnostic_build_prefix): Check override_column.
14321 * diagnostic.h (diagnostic_info): Add override_column field.
14322 (diagnostic_override_column): Define.
14324 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14326 * c-common.c (c_expand_expr, c_staticp): Remove.
14327 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14328 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14329 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14330 * c-gimplify.c (gimplify_compound_literal_expr,
14331 optimize_compound_literals_in_ctor): Remove.
14332 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14333 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14334 * c-semantics.c (emit_local_var): Remove.
14336 * langhooks-def.h (lhd_expand_expr): Remove.
14337 * langhooks.c (lhd_expand_expr): Remove.
14338 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14340 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14341 handling from c-semantics.c; don't call into langhook.
14342 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14343 * gimplify.c (gimplify_compound_literal_expr,
14344 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14345 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14346 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14347 as was done in c-gimplify.c.
14348 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14349 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14350 Move from c-common.h.
14351 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14353 * tree.c (staticp): Do not call langhook.
14354 * langhooks.c (lhd_staticp): Delete.
14355 * langhooks-def.h (lhd_staticp): Delete prototype.
14356 (LANG_HOOKS_STATICP): Delete.
14357 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14359 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14360 instead of DECL_STMTs.
14362 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14370 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14372 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14373 contained expression.
14374 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14375 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14376 conditional expressions for C.
14377 (decl_constant_value_for_optimization): Move from
14378 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14379 whether optimizing and that the expression is a VAR_DECL not of
14380 array type instead of doing such checks in the caller. Do not
14381 check pedantic. Call gcc_unreachable for C++.
14382 * c-common.def (C_MAYBE_CONST_EXPR): New.
14383 * c-common.h (c_fully_fold, c_save_expr,
14384 decl_constant_value_for_optimization): New prototypes.
14385 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14386 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14387 EXPR_INT_CONST_OPERANDS): Define.
14388 * c-convert.c (convert): Strip nops from expression.
14389 * c-decl.c (groktypename): Take extra parameters expr and
14390 expr_const_operands. Update call to grokdeclarator.
14391 (start_decl): Update call to grokdeclarator. Add statement for
14392 expressions used in type of decl.
14393 (grokparm): Update call to grokdeclarator.
14394 (push_parm_decl): Update call to grokdeclarator.
14395 (build_compound_literal): Add parameter non_const and build a
14396 C_MAYBE_COSNT_EXPR if applicable.
14397 (grokdeclarator): Take extra parameters expr and
14398 expr_const_operands. Track expressions used in declaration
14399 specifiers and declarators. Fold array sizes and track whether
14400 they are constant expressions and whether they are integer
14401 constant expressions.
14402 (parser_xref_tag): Set expr and expr_const_operands fields in
14404 (grokfield): Update call to grokdeclarator.
14405 (start_function): Update call to grokdeclarator.
14406 (build_null_declspecs): Set expr and expr_const_operands fields in
14408 (declspecs_add_type): Handle expressions in typeof specifiers.
14409 * c-parser.c (c_parser_declspecs): Set expr and
14410 expr_const_operands fields for declaration specifiers.
14411 (c_parser_enum_specifier): Likewise.
14412 (c_parser_struct_or_union_specifier): Likewise.
14413 (c_parser_typeof_specifier): Likewise. Update call to
14414 groktypename. Fold expression as needed. Return expressions with
14415 type instead of adding statements.
14416 (c_parser_attributes): Update calls to c_parser_expr_list.
14417 (c_parser_statement_after_labels): Fold expression before passing
14418 to objc_build_throw_stmt.
14419 (c_parser_condition): Fold expression.
14420 (c_parser_asm_operands): Fold expression.
14421 (c_parser_conditional_expression): Use c_save_expr. Update call
14422 to build_conditional_expr.
14423 (c_parser_alignof_expression): Update call to groktypename.
14424 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14425 original_code. Fold expression argument of va_arg. Create
14426 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14427 argument to va_arg. Update calls to groktypename. Fold array
14428 index for offsetof. Verify that first argument to
14429 __builtin_choose_expr has integer type.
14430 (c_parser_postfix_expression_after_paren_type): Update calls to
14431 groktypename and build_compound_literal. Handle expressions with
14432 side effects in type name.
14433 (c_parser_postfix_expression_after_primary): Update call to
14434 c_parser_expr_list. Set original_code for calls to
14435 __builtin_constant_p.
14436 (c_parser_expr_list): Take extra parameter fold_p. Fold
14437 expressions if requested.
14438 (c_parser_objc_type_name): Update call to groktypename.
14439 (c_parser_objc_synchronized_statement): Fold expression.
14440 (c_parser_objc_receiver): Fold expression.
14441 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14442 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14443 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14444 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14445 (struct c_typespec): Add elements expr and expr_const_operands.
14446 (struct c_declspecs): Add elements expr and expr_const_operands.
14447 (groktypename, build_conditional_expr, build_compound_literal):
14449 (in_late_binary_op): Declare.
14450 * c-typeck.c (note_integer_operands): New function.
14451 (in_late_binary_op): New variable.
14452 (decl_constant_value_for_broken_optimization): Move to c-common.c
14453 and rename to decl_constant_value_for_optimization.
14454 (default_function_array_conversion): Do not strip nops.
14455 (default_conversion): Do not call
14456 decl_constant_value_for_broken_optimization.
14457 (build_array_ref): Do not fold result.
14458 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14459 result when operand is a VLA.
14460 (c_expr_sizeof_type): Update call to groktypename. Handle
14461 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14462 result when operand names a VLA type.
14463 (build_function_call): Update call to build_compound_literal.
14464 Only fold result for calls to __builtin_* functions. Strip
14465 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14466 the function designator.
14467 (convert_arguments): Fold arguments. Update call to
14468 convert_for_assignment.
14469 (build_unary_op): Handle increment and decrement of
14470 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14471 decrement earlier. Fold operand of increment and decrement.
14472 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14473 built for integer operand. Wrap returns that are INTEGER_CSTs
14474 without being integer constant expressions or that have integer
14475 constant operands without being INTEGER_CSTs.
14476 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14477 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14478 result is an integer constant expression or can be used in
14479 unevaluated parts of one and avoid folding and wrap as
14480 appropriate. Fold operands before possibly doing -Wsign-compare
14482 (build_compound_expr): Wrap result for C99 if operands can be used
14483 in integer constant expressions.
14484 (build_c_cast): Update call to digest_init. Do not ignore
14485 overflow from casting floating-point constants to integers. Wrap
14486 results that could be confused with integer constant expressions,
14487 null pointer constants or floating-point constants.
14488 (c_cast_expr): Update call to groktypename. Handle expressions
14489 included in type name.
14490 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14491 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14492 Update calls to convert_for_assignment.
14493 (convert_for_assignment): Take new parameter
14494 null_pointer_constant. Do not strip nops or call
14495 decl_constant_value_for_broken_optimization. Set
14496 in_late_binary_op for conversions to boolean.
14497 (store_init_value): Update call to digest_init.
14498 (digest_init): Take new parameter null_pointer_constant. Do not
14499 call decl_constant_value_for_broken_optimization. pedwarn for
14500 initializers not constant expressions. Update calls to
14501 convert_for_assignment.
14502 (constructor_nonconst): New.
14503 (struct constructor_stack): Add nonconst element.
14504 (really_start_incremental_init, push_init_level, pop_init_level):
14505 Handle constructor_nonconst and nonconst element.
14506 (set_init_index): Call constant_expression_warning for array
14508 (output_init_element): Fold value. Set constructor_nonconst as
14509 applicable. pedwarn for initializers not constant expressions.
14510 Update call to digest_init. Call constant_expression_warning
14511 where constant initializers are required.
14512 (process_init_element): Use c_save_expr.
14513 (c_finish_goto_ptr): Fold expression.
14514 (c_finish_return): Fold return value. Update call to
14515 convert_for_assignment.
14516 (c_start_case): Fold switch expression.
14517 (c_process_expr_stmt): Fold expression.
14518 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14519 ensure statement expression is not evaluated in constant expression.
14520 (build_binary_op): Track whether results are integer constant
14521 expressions or may occur in such, disable folding and wrap results
14522 as applicable. Fold operands for -Wsign-compare warnings unless
14524 (c_objc_common_truthvalue_conversion): Handle results folded to
14525 integer constants that are not integer constant expressions.
14526 * doc/extend.texi: Document when typeof operands are evaluated,
14527 that condition of __builtin_choose_expr is an integer constant
14528 expression, and more about use of __builtin_constant_p in
14531 2009-03-29 Richard Guenther <rguenther@suse.de>
14533 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14534 propagate addresses of array references.
14536 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14538 * regmove.c (perhaps_ends_bb_p): Remove.
14539 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14540 from INSN and check that the main loop stays within that basic block.
14541 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14542 (regmove_forward_pass): Split out from regmove_optimize. Use
14543 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14544 (regmove_backward_pass): Split out from regmove_optimize. Use
14545 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14546 (regmove_optimize): Simplify.
14548 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14551 * config/i386/i386.c (classify_argument): Ignore flexible array
14552 member in struct and warn ABI change.
14554 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14556 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14558 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14559 (ix86_adjust_cost): Updated.
14561 2009-03-29 Jan Hubicka <jh@suse.cz>
14563 PR middle-end/28850
14564 * tree-pass.h (pass_cleanup_eh): New function.
14565 (remove_unreachable_regions): Break code handling RTL
14566 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14567 that can not be reached by runtime.
14568 (can_be_reached_by_runtime): New function.
14569 (label_to_region_map): New function.
14570 (num_eh_regions): New function.
14571 (rtl_remove_unreachable_regions): New function.
14572 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14573 (remove_eh_region): New function.
14574 * except.h: Include sbitmap and vecprim.
14575 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14576 num_eh_regions): Declare.
14577 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14578 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14579 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14580 (tree_empty_eh_handler_p): New function.
14581 (cleanup_empty_eh): New function.
14582 (cleanup_eh): New function.
14583 (pass_cleanup_eh): New function.
14585 2009-03-29 Jan Hubicka <jh@suse.cz>
14587 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14588 for removed regions.
14590 2009-03-29 Jan Hubicka <jh@suse.cz>
14592 * except.c (dump_eh_tree): Dump all datastructures.
14594 2009-03-29 Jan Hubicka <jh@suse.cz>
14596 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14597 (duplicate_eh_regions_1): Likewise.
14598 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14599 vector; call EH verification.
14600 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14601 Be ready for region being removed.
14603 2009-03-29 Jan Hubicka <jh@suse.cz>
14605 * bitmap.c (bitmap_last_set_bit): New function.
14606 * bitmap.h (bitmap_last_set_bit): Declare.
14608 2009-03-29 David Ayers <ayers@fsfe.org>
14611 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14612 by calling objc_compare_types and surpress warnings about
14613 incompatible C pointers that are compatible ObjC pointers.
14615 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14617 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14618 call initialize_inline_failed.
14619 (initialize_inline_failed): Move it from here ...
14620 * cgraph.c (initialize_inline_failed): ... to here.
14621 (cgraph_create_edge): Call initialize_inline_failed rather than
14622 setting inline_failed directly.
14624 2009-03-29 Ben Elliston <bje@au.ibm.com>
14627 * sysv4.opt (msdata): Improve comment.
14628 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14629 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14631 2009-03-29 Ben Elliston <bje@au.ibm.com>
14634 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14635 load and store attributes.
14637 2009-03-29 Ben Elliston <bje@au.ibm.com>
14639 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14640 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14641 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14642 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14643 __builtin_infq and __builtin_huge_valq.
14645 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14647 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14649 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14650 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14652 2009-03-28 Xinliang David Li <davidxl@google.com>
14654 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14655 (do_dbg_cnt): New function.
14657 2009-03-28 Jan Hubicka <jh@suse.cz>
14659 Merge from pretty-ipa:
14661 2009-03-27 Jan Hubicka <jh@suse.cz>
14663 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14664 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14665 * passes.c (function_called_by_processed_nodes_p): New.
14666 * ipa-pure-const.c (check_call): Fix handling of operands.
14667 (analyze_function): Dump debug output for skipped bodies.
14668 (local_pure_const): Use function_called_by_processed_nodes_p.
14669 * dwarf2out.c (reference_to_unused): Use output.
14670 * passes.c (do_per_function_toporder): Likewise.
14672 2008-11-12 Jan Hubicka <jh@suse.cz>
14674 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14675 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14676 state_set_in_source enum
14677 (check_decl): Ignore memory tags; do not set fake looping flags;
14679 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14680 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14681 (check_call, analyze_function): Rewrite.
14683 (add_new_function): Update call of analyze_function.
14684 (generate_summary): Add call of analyze_function.
14685 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14686 (local_pure_const): New function.
14687 (pass_local_pure_const): New pass.
14688 * ipa-inline.c (inline_transform): Set after_inlining.
14689 * tree-eh.c (stmt_can_throw_external): New.
14690 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14691 work with aliasing built.
14692 * tree-flow.h (stmt_can_throw_external): New.
14693 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14694 and local pure/const pass in early and late optimization queue.
14696 2009-03-28 Martin Jambor <mjambor@suse.cz>
14698 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14700 (fold_binary): Allow function decl aligment consideration is the
14701 second argument is integer constant one.
14702 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14703 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14704 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14706 2009-03-28 Jan Hubicka <jh@suse.cz>
14708 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14709 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14710 * function.h (rtl_data): Add nothrow flag.
14711 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14712 set DECL_NOTHROW for AVAILABLE functions.
14714 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14716 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14717 following vector keyword has expansion starting with pixel or bool
14718 keyword, expand vector to __vector and pixel or bool to __pixel or
14722 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14723 warn_if_disallowed_function_p): Removed.
14724 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14725 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14726 warning_if_disallowed_function_p.
14727 * flags.h (warn_if_disallowed_function_p,
14728 warn_disallowed_functions): Removed.
14729 * common.opt (Wdisallowed-function-list=): Removed.
14730 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14732 2009-03-28 Richard Guenther <rguenther@suse.de>
14734 PR tree-optimization/38723
14735 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14738 2009-03-28 Jan Hubicka <jh@suse.cz>
14740 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14741 test introduced by my previous patch.
14743 2009-03-28 Richard Guenther <rguenther@suse.de>
14745 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14746 the PHIs value undefined.
14748 2009-03-28 Jan Hubicka <jh@suse.cz>
14750 * tree-pass.h (pass_fixup_cfg): New pass.
14751 * ipa-inline.c (inline_transform): Set
14752 always_inline_functions_inlined/after_inlining.
14753 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14754 (pass_fixup_cfg): New pass.
14755 * passes.c (init_optimization_passes): Add fixup_cfg.
14757 2009-03-28 Richard Guenther <rguenther@suse.de>
14759 PR tree-optimization/38458
14760 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14761 argument use the arguments copy-of value.
14763 2009-03-28 Richard Guenther <rguenther@suse.de>
14765 PR tree-optimization/38180
14766 * tree-ssa-ccp.c (get_default_value): Simplify.
14767 (likely_value): Likewise.
14768 (surely_varying_stmt_p): Properly handle VOP case.
14769 (ccp_initialize): Likewise.
14770 (ccp_fold): Handle propagating through *&.
14771 (fold_const_aggregate_ref): Also handle decls.
14773 2009-03-28 Jan Hubicka <jh@suse.cz>
14775 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14776 * cgraph.h (cgraph_node): Likewise.
14777 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14778 (cgraph_reset_node): Use process flag.
14779 (cgraph_mark_functions_to_output): Likewise.
14780 (cgraph_expand_function): Likewise.
14781 (cgraph_expand_all_functions): Likewise.
14782 (cgraph_output_in_order): Likewise.
14783 * dwarf2out.c (reference_to_unused): Likewise.
14784 * passes.c do_per_function_toporder): Likewise.
14786 2009-03-28 Jan Hubicka <jh@suse.cz>
14788 Bring from lto-branch:
14790 2008-09-03 Doug Kwan <dougkwan@google.com>
14792 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14793 enums instead of reason strings.
14794 * cgraph.c (cgraph_create_edge): Same.
14795 (cgraph_inline_failed_string): New function.
14796 * cgraph.h (cgraph_inline_failed_t): New enum type.
14797 (cgraph_inline_failed_string): New prototype.
14798 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14799 char pointer to cgraph_inline_failed_t.
14800 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14801 (cgraph_default_inline_p): Ditto.
14802 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14803 to cgraph_inline_failed_t pointer.
14804 * cif-code.def: New file.
14805 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14807 (cgraph_check_inline_limits): Change type of REASON to pointer to
14808 cgraph_inline_failed_t. Replace reason strings with enums.
14809 (cgraph_default_inline_p): Ditto.
14810 (cgraph_recursive_inlining_p): Ditto.
14811 (update_caller_keys): Change type of FAILED_REASON to
14812 cgraph_inline_failed_t.
14813 (cgraph_set_inline_failed): Change type of REASON to pointer to
14814 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14815 convert enums to strings for text output.
14816 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14817 to be of type cgraph_inline_failed_t. Replace reason strings with
14818 enums. Call cgraph_inline_failed_string to covert enums
14819 to strings for text output.
14820 (cgraph_decide_inlining): Replace reason strings with enums.
14821 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14822 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14824 * tree-inline.c (expand_call_inline): Change type of REASON
14825 to cgraph_inline_failed_t. Replace reason strings with enums.
14826 Call cgraph_inline_failed_string for text output.
14827 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14830 2009-03-28 Jan Hubicka <jh@suse.cz>
14832 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14833 cgraph_clone_node): Remove master clone handling.
14834 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14835 * cgraph.h (master_clone): Remove.
14836 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14837 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14838 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14840 2009-03-28 Jan Hubicka <jh@suse.cz>
14842 * cgraph.c (cgraph_function_body_availability): Functions declared
14843 inline are always safe to assume that it is not going to be replaced.
14845 2009-03-28 Richard Guenther <rguenther@suse.de>
14847 PR tree-optimization/38513
14848 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14849 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14850 EXC_PTR_EXPR and FILTER_EXPR.
14851 (get_ref_from_reference_ops): Likewise.
14853 2009-03-28 Richard Guenther <rguenther@suse.de>
14855 PR tree-optimization/38968
14856 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14857 Use FLOOR_MOD_EXPR to compute misalignment.
14859 2009-03-28 Richard Guenther <rguenther@suse.de>
14861 PR tree-optimization/37795
14862 * tree.h (combine_comparisons): Declare.
14863 * fold-const.c (combine_comparisons): Export.
14864 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14866 (ifcombine_iforif): Use combine_comparisons.
14868 2009-03-28 Jan Hubicka <jh@suse.cz>
14870 * tree-eh.c (inlinable_call_p): New function.
14871 (make_eh_edges): Use it.
14872 (verify_eh_edges): Use it.
14873 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14874 * except.c (reachable_next_level): Add inlinable_function argument
14875 (sjlj_find_directly_reachable_regions): Update.
14876 (add_reachable_handler): Do not set saw_any_handlers.
14877 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14878 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14879 Add new inlinable call parameter.
14880 (can_throw_internal, can_throw_external): Update.
14881 * except.h (can_throw_internal_1, can_throw_external_1,
14882 foreach_reachable_handler): Update declaration.
14884 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14886 * config/arm/t-arm-coff, config/h8300/coff.h,
14887 config/i386/i386-aout.h, config/i386/i386-coff.h,
14888 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14889 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14890 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14891 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14892 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14893 sys-types.h: Remove.
14894 * Makefile.in: Remove protoize and fixproto support and references
14896 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14897 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14899 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14900 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14901 unprotoize$(exeext).
14902 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14903 (.PHONY): Don't depend on proto.
14904 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
14905 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
14906 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
14907 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
14908 build/gen-protos.o, build/scan.o, xsys-protos.h,
14909 build/fix-header$(build_exeext), build/fix-header.o,
14910 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
14911 stmp-install-fixproto): Remove.
14912 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
14913 SYSCALLS.c or fixproto files.
14914 (install-common): Don't install protoize.
14915 (install-headers-tar, install-headers-cpio, install-headers-cp):
14916 Don't depend on $(STMP_FIXPROTO).
14917 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
14918 install fixproto files or write out fixproto settings.
14919 (uninstall): Don't uninstall protoize.
14920 * config.gcc (use_fixproto): Remove.
14921 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
14922 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
14923 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
14924 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
14925 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
14926 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
14927 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
14928 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
14929 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
14930 * config/t-vxworks (STMP_FIXPROTO): Remove.
14931 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
14932 STMP_FIXPROTO): Remove.
14933 * config.in, configure: Regenerate.
14934 * crtstuff.c (gid_t, uid_t): Don't undefine.
14935 * doc/install.texi: Change m68k-coff to m68k-elf in example.
14936 (arm-*-coff, arm-*-aout: Remove target entries.
14937 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
14938 Remove mention of AIX 4.1.
14939 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
14940 * doc/invoke.texi (Running Protoize): Remove.
14941 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
14942 (Protoize Caveats): Remove.
14943 * tsystem.h: Update comments on headers assumed to exist.
14945 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
14947 * genautomata.c: Add a new year to the copyright. Add a new
14949 (struct insn_reserv_decl): Add comments for member bypass_list.
14950 (find_bypass): Remove.
14951 (insert_bypass): New.
14952 (process_decls): Use insert_bypass.
14953 (output_internal_insn_latency_func): Output all bypasses with the
14954 same input insn in one switch case.
14956 * rtl.def (define_bypass): Describe bypass choice.
14957 * doc/md.texi (define_bypass): Ditto.
14959 2009-03-27 Richard Guenther <rguenther@suse.de>
14961 * gimplify.c (mark_addressable): Export.
14962 * tree-flow.h (mark_addressable): Declare.
14963 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
14964 * tree-ssa.c (verify_phi_args): Verify that address taken
14965 variables have TREE_ADDRESSABLE set.
14967 2009-03-27 Richard Guenther <rguenther@suse.de>
14969 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
14970 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
14971 Do not mark decls TREE_ADDRESSABLE.
14972 (build_fold_addr_expr): Adjust.
14973 (fold_addr_expr): Remove.
14974 (fold_unary): Use build_fold_addr_expr.
14975 (fold_comparison): Likewise.
14976 (split_address_to_core_and_offset): Likewise.
14977 * coverage.c (tree_coverage_counter_addr): Mark the array decl
14979 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
14980 (gimplify_modify_expr_to_memcpy): Mark source and destination
14982 * omp-low.c (create_omp_child_function): Mark the object decl
14984 (lower_rec_input_clauses): Mark the var we take the address of
14986 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
14988 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14990 PR middle-end/39315
14991 * cfgexpand.c (expand_one_stack_var_at): Change alignment
14992 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
14994 2009-03-27 Richard Guenther <rguenther@suse.de>
14996 PR tree-optimization/39120
14997 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
14999 (handle_lhs_call): Process return constraints. Add escape
15000 constraints if necessary.
15001 (handle_const_call): Fill out return constraints. Make nested
15002 case more precise. Avoid consttmp if possible.
15003 (handle_pure_call): Fill out return constraints. Avoid
15004 callused if possible.
15005 (find_func_aliases): Simplify call handling.
15007 2009-03-27 Richard Guenther <rguenther@suse.de>
15009 PR tree-optimization/39120
15010 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15011 as a representative.
15012 (solve_graph): Do propagate CALLUSED.
15013 (handle_pure_call): Use a scalar constraint from CALLUSED for
15015 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15018 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15021 * c-common.c (handle_aligned_attribute): Properly check alignment
15022 overflow. Use (1U << i) instead of (1 << i).
15024 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15026 * expr.h (get_mem_align_offset): Updated.
15028 * tree.h (tree_decl_common): Change align to "unsigned int" and
15029 move it before pointer_alias_set.
15031 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15032 Jakub Jelinek <jakub@redhat.com>
15035 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15036 gr_register_operand with gr_reg_or_0_operand.
15037 (cmpxchg_rel_di): Likewise.
15038 (sync_lock_test_and_set<mode>): Likewise.
15040 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15042 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15043 (true_regnum): Likewise.
15045 * rtlanal.c (subreg_info): Moved to ...
15046 * rtl.h (subreg_info): Here. New.
15047 (subreg_get_info): New.
15049 * rtlanal.c (subreg_get_info): Make it extern.
15051 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15054 * config/i386/i386.c (ix86_abi): New.
15055 (override_options): Handle -mabi=.
15056 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15057 (ix86_call_abi_override): Likewise.
15058 (init_cumulative_args): Likewise.
15059 (function_arg_advance): Likewise.
15060 (function_arg_64): Likewise.
15061 (function_arg): Likewise.
15062 (ix86_pass_by_reference): Likewise.
15063 (ix86_function_value_regno_p): Likewise.
15064 (ix86_build_builtin_va_list_abi): Likewise.
15065 (setup_incoming_varargs_64): Likewise.
15066 (is_va_list_char_pointer): Likewise.
15067 (ix86_init_machine_status): Likewise.
15068 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15069 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15070 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15071 (ix86_function_abi): Make it static and return enum calling_abi.
15072 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15074 (ix86_fn_abi_va_list): Updated.
15076 * config/i386/i386.h (ix86_abi): New.
15077 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15078 (CONDITIONAL_REGISTER_USAGE): Likewise.
15079 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15080 (machine_function): Likewise.
15082 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15084 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15085 (STACK_BOUNDARY): Likewise.
15086 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15088 * config/i386/i386.opt (mabi=): New.
15090 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15091 return enum calling_abi.
15092 (ix86_function_type_abi): Likewise.
15093 (ix86_function_abi): Removed.
15095 * doc/invoke.texi: Document -mabi= option for x86.
15097 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15099 * builtins.c (real_dconstp): Delete.
15100 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15102 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15103 Jakub Jelinek <jakub@redhat.com>
15106 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15107 (gen_subprogram_die): When a function is explicit, generate the
15108 DW_AT_explicit attribute.
15109 * langhooks.h (struct lang_hooks_for_decls): Add
15110 function_decl_explicit_p langhook.
15111 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15112 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15114 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15116 * builtins.c (fold_builtin_memory_op): Optimize memmove
15117 into memcpy if we can prove source and destination don't overlap.
15119 * tree-inline.c: Include gt-tree-inline.h.
15120 (clone_fn_id_num): New variable.
15121 (clone_function_name): New function.
15122 (tree_function_versioning): Use it.
15123 * Makefile.in (GTFILES): Add tree-inline.c.
15125 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15127 * BASE-VER: Change to 4.5.0.
15129 2009-03-27 Xinliang David Li <davidxl@google.com>
15131 PR tree-optimization/39557
15132 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15134 2009-03-27 Xinliang David Li <davidxl@google.com>
15136 PR tree-optimization/39548
15137 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15140 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15142 * c-common.c (pointer_int_sum): Use %wd on return from
15145 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15147 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15148 on return from tree_low_cst.
15150 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15153 * ginclude/stdarg.h (va_copy): Define also for
15154 __GXX_EXPERIMENTAL_CXX0X__.
15156 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15159 * builtins.h (c_strlen): Do not warn here.
15160 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15161 * c-common.c (pointer_int_sum): Take an explicit location.
15162 Warn about offsets out of bounds.
15163 * c-common.h (pointer_int_sum): Adjust declaration.
15165 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15167 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15170 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15173 * opts.c (warn_if_disallowed_function_p): Don't assume
15174 get_callee_fndecl must return non-NULL.
15176 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15178 PR rtl-optimization/39522
15179 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15180 when reg_reloaded_valid is set.
15182 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15184 * config/spu/divv2df3.c: New file.
15185 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15186 (DPBIT_FUNCS): Filter out _div_df.
15188 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15190 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15191 a jump insn, count that jump in the distance to the loop start.
15193 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15196 * config/sh/sh.c (calc_live_regs): Fix condition for global
15197 registers except PIC_OFFSET_TABLE_REGNUM.
15199 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15202 * doc/invoke.texi (-mconsole): New.
15204 (-mno-cygwin): New.
15206 (-mnop-fun-dllimport): New.
15210 (sub section "i386 and x86-64 Windows Options"): New.
15212 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15214 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15215 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15217 2009-03-25 Richard Guenther <rguenther@suse.de>
15219 PR middle-end/39497
15220 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15223 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15225 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15226 neither of haifa/selective schedulers are working.
15228 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15230 * doc/invoke.texi (Debugging Options): Fix description of
15231 -fno-merge-debug-strings.
15233 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15235 * config/cris/libgcc.ver: New version-script.
15236 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15238 * configure.ac <GAS features, nop mnemonic>: Add pattern
15239 crisv32-*-* for "nop".
15240 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15241 * configure: Regenerate.
15243 2009-03-24 Ira Rosen <irar@il.ibm.com>
15245 PR tree-optimization/39529
15246 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15247 mark_sym_for_renaming for the tag copied to the new vector
15250 2009-03-24 Arthur Loiret <aloiret@debian.org>
15252 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15253 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15254 EXTRA_SPEC_FUNCTIONS.
15255 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15256 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15257 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15258 -march and -mtune options.
15260 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15262 * config/m68k/t-rtems: Add m5329 multilib.
15264 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15265 Jakub Jelinek <jakub@redhat.com>
15268 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15271 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15274 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15275 instead of c_parser_expression_conv, if original_code isn't one of the
15276 4 allowed comparison codes, fail.
15278 2009-03-23 Richard Guenther <rguenther@suse.de>
15280 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15281 * tree.h (struct tree_type): Likewise.
15282 * reload.h (struct insn_chain): Likewise.
15283 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15284 * function.h (struct function): Likewise.
15285 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15287 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15289 PR tree-optimization/39516
15290 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15292 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15294 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15295 should be set true if BITS_PER_WORD of target is bigger than 32
15297 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15299 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15300 Translate -B-options to -rpath-link. Correct existing
15301 rpath-link and conditionalize on !nostdlib.
15303 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15305 * doc/extend.texi (Function Attributes, Variable Attributes):
15307 * doc/invoke.texi (Debugging Options, Optimize Options)
15308 (i386 and x86-64 Options, MCore Options): Likewise.
15310 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15313 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15314 it for block local namespace aliases.
15315 (gen_decl_die): Pass context_die to gen_namespace_die.
15317 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15320 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15321 minimum or maximum value.
15323 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15325 * reginfo.c (globalize_reg): Recompute derived reg sets.
15327 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15330 * libgcc2.c (mprotect): Do not use signed arguments for
15331 VirtualProtect, use DWORD arguments. Also fix the 'may
15332 be used uninitialized' warning for the np variable.
15334 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15337 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15338 functions using regparm calling conventions when not optimizing.
15339 (ix86_function_sseregparm): Similarly for sseregparm calling
15342 2009-03-19 Li Feng <nemokingdom@gmail.com>
15344 PR middle-end/39500
15345 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15346 dependence if the first conflict is after niter iterations.
15348 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15350 PR middle-end/38609
15351 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15352 functions with dynamic stack-pointer adjustments.
15354 2009-03-19 Ben Elliston <bje@au.ibm.com>
15356 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15357 option; change to -msdata=data.
15359 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15361 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15364 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15367 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15369 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15371 * doc/invoke.texi (Code Gen Options): Expand discussion of
15374 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15376 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15377 * matrix-reorg.c (struct matrix_info): Likewise.
15378 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15379 * rtl.h (struct mem_attrs): Likewise.
15380 * df.h (struct df): Likewise.
15381 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15382 * ira-int.h (struct ira_allocno): Likewise.
15383 * df-scan.c (struct df_collection_rec): Likewise.
15384 * ira.c (struct equivalence): Likewise.
15385 * function.c (struct temp_slot): Likewise.
15386 * cfgloop.h (struct loop): Likewise.
15389 * function.c (use_register_for_decl): When not optimizing, disregard
15390 register keyword for variables with types containing methods.
15392 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15394 PR middle-end/39447
15395 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15396 (is_simple_operand): Call contains_component_ref_p before calling data
15397 reference analysis that would fail on COMPONENT_REFs.
15399 * tree-vrp.c (search_for_addr_array): Fix formatting.
15401 2009-03-18 Richard Guenther <rguenther@suse.de>
15403 * tree-vect-transform.c (vect_loop_versioning): Fold the
15404 generated comparisons.
15405 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15406 (slpeel_tree_peel_loop_to_edge): Likewise.
15408 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15410 PR middle-end/37805
15411 * opts.c (print_specific_help): In addition to `undocumented',
15412 accept `separate' and `joined' flags if passed alone. Describe
15413 output by the first matched one of those.
15414 (common_handle_option): Skip over empty strings.
15415 * gcc.c (display_help): Fix help string for `--help='.
15416 * doc/invoke.texi (Option Summary, Overall Options): With
15417 `--help=', classes and qualifiers can both be repeated, but
15418 only the latter can be negated. One should not pass only
15419 negated qualifiers. Fix markup and examples.
15422 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15423 PR middle-end/37805
15424 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15425 and -fhelp=separate.
15427 2009-03-17 Jing Yu <jingyu@google.com>
15429 PR middle-end/39378
15430 * function.h (struct rtl_data): Move is_thunk from here...
15431 (struct function): ...to here.
15432 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15433 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15435 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15437 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15438 (alpha_output_function_end_prologue): Likewise.
15439 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15440 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15441 (rs6000_output_function_epilogue): Likewise.
15442 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15444 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15447 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15448 from different units in a single alternative.
15449 (*truncdfsf_i387): Ditto.
15450 (*truncxfsf2_mixed): Ditto.
15451 (*truncxfdf2_mixed): Ditto.
15453 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15455 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15456 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15459 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15460 unused non-artificial variables when not optimizing.
15463 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15464 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15465 NAMESPACE_DECL in its DECL_INITIAL.
15467 PR middle-end/39443
15468 * optabs.c (set_user_assembler_libfunc): New function.
15469 * expr.h (set_user_assembler_libfunc): New prototype.
15470 * c-common.c: Include libfuncs.h.
15471 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15472 for memcmp, memset, memcpy, memmove and abort.
15473 * Makefile.in (c-common.o): Depend on libfuncs.h.
15476 * dwarf2out.c (gen_inlined_enumeration_type_die,
15477 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15478 gen_tagged_type_instantiation_die): Removed.
15479 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15482 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15485 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15487 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15488 (check-parallel-%): Ditto.
15489 (check-consistency): Ditto.
15491 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15493 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15494 local variable rhs by NULL_TREE.
15496 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15499 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15501 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15504 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15506 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15509 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15510 for ms->sysv ABI calls only in 64bit mode.
15512 * config/i386/i386.md (untyped_call): Support 32bit.
15514 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15516 * doc/extend.texi: Replace x86_65 with x86_64.
15518 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15520 PR tree-optimization/39455
15521 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15522 mismatches for POINTER_TYPE_P (type).
15523 (number_of_iterations_le): Likewise.
15525 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15527 * config/picochip/picochip.c: Removed profiling support.
15528 * config/picochip/picochip.md: Removed profiling instruction.
15529 * config/picochip/picochip.h: Removed profiling builtin.
15531 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15533 * doc/install.texi (--with-host-libstdcxx): Document.
15535 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15538 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15539 generate a warning if the function name does not begin with
15540 "__vector" and the function has either the 'signal' or 'interrupt'
15541 attribute, from here to ...
15542 (avr_declare_function_name): ...here. New function.
15543 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15544 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15546 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15549 * cse.c (fold_rtx): Don't modify original const_arg1 when
15550 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15551 separate variable instead.
15552 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15553 from out of range shift counts.
15554 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15556 2009-03-13 Catherine Moore <clm@codesourcery.com>
15558 * config/i386/x-mingw32 (host-mingw32.o): Replace
15559 diagnostic.h with $(DIAGNOSTIC_H).
15561 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15564 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15566 * config/i386/sync.md (sync_compare_and_swap<mode>,
15567 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15568 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15570 (sync_double_compare_and_swapdi_pic,
15571 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15572 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15574 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15577 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15579 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15582 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15583 (avx_addsubv4df3): Likewise.
15584 (*avx_addsubv4sf3): Likewise.
15585 (sse3_addsubv4sf3): Likewise.
15587 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15590 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15592 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15595 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15596 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15597 registers for allocnos created from user-defined variables.
15599 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15602 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15603 of non-integer mode as well.
15605 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15607 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15608 for functions for which the parameter types are unknown.
15610 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15613 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15614 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15615 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15616 * config/i386/i386.c (ix86_local_alignment): For
15617 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15618 long long variables on the stack to avoid dynamic realignment.
15619 Allow the first argument to be a decl rather than type.
15620 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15622 2009-03-11 Nick Clifton <nickc@redhat.com>
15625 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15627 Add description to mno-lsim option.
15628 * config/mcore/mcore.h: Remove comment about deprecated m4align
15630 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15631 * doc/invoke.texi: Add description of mno-lsim and
15632 mstack-increment options.
15634 * config/fr30/fr30.opt: Document the -mno-lsim option.
15635 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15636 and -mno-lsim options.
15638 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15640 * fold-const.c (fold_comparison): Only call fold_inf_compare
15641 if the mode supports infinities.
15643 2009-03-11 Jason Merrill <jason@redhat.com>
15646 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15647 end already did. Notice GIMPLE_CALL modifications of the result.
15648 Don't copy debug information from an ignored decl or a decl from
15651 2009-03-10 Richard Guenther <rguenther@suse.de>
15652 Nathan Froyd <froydnj@codesourcery.com>
15654 PR middle-end/37850
15655 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15656 (__divMODE3): Likewise.
15658 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15660 PR tree-optimization/39394
15661 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15662 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15664 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15666 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15667 inline asms for register asm ("") declarations.
15669 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15671 * fold-const.c (fold_unary): Fix comment.
15673 2009-03-07 Jan Hubicka <jh@suse.cz>
15676 * tree-inline.c (setup_one_parameter): Do replacement of const
15677 argument by constant in SSA form.
15679 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15681 PR middle-end/38028
15682 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15683 determine alignment passed to assign_stack_local.
15684 (assign_parms_unsplit_complex): Likewise.
15685 * except.c (sjlj_build_landing_pads): Likewise.
15687 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15689 PR middle-end/39360
15690 * tree-flow.h (add_referenced_var): Return bool instead of void.
15691 * tree-dfa.c (add_referenced_var): Return result of
15692 referenced_var_check_and_insert call.
15693 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15694 of referenced_var_check_and_insert.
15697 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15698 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15699 DIE, don't emit it if abstract origin already has it.
15700 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15701 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15703 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15705 * genpreds.c (needs_variable): Fix parentheses at variable name
15707 (write_tm_constrs_h): Indent generated code.
15709 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15711 * doc/extend.texi (Function Attributes): Add documentation
15712 for isr attributes.
15714 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15717 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15718 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15720 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15722 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15725 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15728 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15729 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15731 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15733 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15734 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15735 constants instead of magic numbers.
15736 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15738 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15739 (x86_64_ms_abi_int_parameter_registers): Ditto.
15740 (x86_64_int_return_registers): Ditto.
15741 (ix86_maybe_switch_abi): Ditto.
15742 (ix86_expand_call): Ditto for clobbered_registers array.
15743 (ix86_hard_regno_mode_ok): Ditto.
15744 (x86_extended_QIreg_mentioned_p): Ditto.
15746 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15748 PR tree-optimization/39349
15749 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15751 * combine.c (gen_lowpart_for_combine): Use omode when generating
15754 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15756 PR rtl-optimization/39235
15757 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15759 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15761 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15763 2009-03-04 Richard Guenther <rguenther@suse.de>
15765 PR tree-optimization/39362
15766 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15767 that occur in abnormal PHIs should be varying.
15769 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15771 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15773 (simple_iv): Take loop as an argument instead of statement.
15774 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15775 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15777 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15779 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15780 * matrix-reorg.c (analyze_transpose): Ditto.
15781 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15782 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15783 * tree-predcom.c (ref_at_iteration): Ditto.
15784 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15786 2009-03-04 Richard Guenther <rguenther@suse.de>
15788 PR tree-optimization/39358
15789 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15790 escaped_id and callused_id.
15791 (solve_graph): Likewise.
15793 2009-03-04 Richard Guenther <rguenther@suse.de>
15795 PR tree-optimization/39339
15796 * tree-sra.c (try_instantiate_multiple_fields): Make it
15797 no longer ICE on the above.
15799 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15801 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15802 that fits within Pmode.
15804 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15806 PR middle-end/10109
15807 * tm.texi (LIBCALL_VALUE): Update description.
15809 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15811 PR middle-end/34443
15812 * doc/extend.texi (section): Update description.
15814 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15816 PR middle-end/39345
15817 * tree-inline.c (remapped_type): New.
15818 (can_be_nonlocal): Call remapped_type instead of remap_type.
15820 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15823 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15824 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15826 2009-03-03 Richard Guenther <rguenther@suse.de>
15828 PR middle-end/39272
15829 * tree.c (tree_nonartificial_location): New function.
15830 * tree.h (tree_nonartificial_location): Declare.
15831 * builtins.c (expand_builtin_memory_chk): Provide location
15832 of the call location for artificial function pieces.
15833 (maybe_emit_chk_warning): Likewise.
15834 (maybe_emit_sprintf_chk_warning): Likewise.
15835 (maybe_emit_free_warning): Likewise.
15836 * expr.c (expand_expr_real_1): Likewise.
15838 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15840 PR tree-optimization/39343
15841 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15842 COMPONENT_REF t has ARRAY_TYPE.
15844 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15846 PR middle-end/39335
15847 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15848 when the type precision of the induction variable should be
15849 larger than the type precision of nit.
15850 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15851 * graphite.c (graphite_loop_normal_form): Same.
15852 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15854 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15856 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15857 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15858 numbers to describe clobbered registers.
15859 (*call_value_0_rex64_ms_sysv): Ditto.
15860 * config/i386/mmx.md (mmx_emms): Ditto.
15861 (mmx_femms): Ditto.
15863 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15865 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15868 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15870 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15871 (spu_section_type_flags): New function.
15873 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15875 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15876 reg_class_contents of FLOAT_REGS into a temporary.
15878 2009-03-02 Richard Guenther <rguenther@suse.de>
15879 Ira Rosen <irar@il.ibm.com>
15881 PR tree-optimization/39318
15882 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15883 information to the vectorized statement.
15885 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15887 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15888 variable. Use defined names instead of magic constants for REX SSE
15891 2009-03-01 Richard Guenther <rguenther@suse.de>
15893 PR tree-optimization/39331
15894 * omp-low.c (lower_send_shared_vars): Do not receive new
15895 values for the reference of DECL_BY_REFERENCE parms or results.
15897 2009-03-01 Jan Hubicka <jh@suse.cz>
15900 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15901 BLOCK_NONLOCALIZED_VAR): New macros.
15902 (tree_block): Add nonlocalized_vars.
15903 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15904 gen_decl_die): Add origin argument. Allow generation of die with
15905 origin at hand only.
15906 (gen_member_die, gen_type_die_with_usage, force_decl_die,
15907 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
15909 (gen_block_die): Fix checking for unused blocks.
15910 (process_scope_var): Break out from .... ; work with origins only.
15911 (decls_for_scope) ... here; process nonlocalized list.
15912 (dwarf2out_ignore_block): Look for nonlocalized vars.
15913 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
15915 (dump_scope_block): Dump them.
15916 * tree-inline.c (remap_decls): Handle nonlocalized vars.
15917 (remap_block): Likewise.
15918 (can_be_nonlocal): New predicate.
15919 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
15921 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15923 * configure: Regenerate.
15925 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15927 * optc-gen.awk: No need to duplicate option flags twice.
15928 Reuse help texts for duplicate options which do not have any.
15930 * gcc.c (display_help): Document --version.
15932 * gcc.c (main): If print_help_list and verbose_flag, ensure
15933 driver output comes before subprocess output.
15935 * optc-gen.awk: Assign all remaining fields to help string,
15936 space-separated, for multi-line help in *.opt.
15938 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
15939 -Wno-pedantic-ms-format is for MinGW targets only.
15941 * doc/options.texi (Option file format): Fix bad indentation,
15942 restoring dropped sentence.
15944 2009-02-28 Jan Hubicka <jh@suse.cz>
15946 * tree-inline.c (tree_function_versioning): Output debug info.
15948 2009-02-28 Jan Hubicka <jh@suse.cz>
15951 * tree-inline.c (setup_one_parameter): Do not copy propagate
15952 arguments when not optimizing.
15954 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
15957 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15958 (avx_addsubv4df3): Likewise.
15959 (*avx_addsubv4sf3): Likewise.
15960 (sse3_addsubv4sf3): Likewise.
15961 (*avx_addsubv2df3): Likewise.
15962 (sse3_addsubv2df3): Likewise.
15963 (avx_unpckhps256): Correct item selectors.
15964 (avx_unpcklps256): Likewise.
15965 (avx_unpckhpd256): Likewise.
15966 (avx_unpcklpd256): Likewise.
15968 2009-02-28 Jan Hubicka <jh@suse.cz>
15970 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
15972 (copy_arguments_for_versioning): If var is declared don't declare it.
15973 (tree_function_versioning): First setup substitutions and then copy
15976 2009-02-27 Jan Hubicka <jh@suse.cz>
15979 * cgraph.h (varpool_output_debug_info): Remove.
15980 * cgraphunit.c (varpool_output_debug_info): Remove.
15981 * dwarf2out.c (deferred_locations_struct): New struct
15982 (deferred_locations): New type.
15983 (deferred_locations_list): New static var.
15984 (deffer_location): New function.
15985 (gen_variable_die): Use it.
15986 (decls_for_scope): Output info on local static vars.
15987 (dwarf2out_finish): Process deferred locations.
15988 * varpool.c (varpool_output_debug_info): Remove.
15990 2009-02-27 Jan Hubicka <jh@suse.cz>
15993 * tree.h (TREE_PROTECTED): Fix comment.
15994 (BLOCK_HANDLER_BLOCK): Remove.
15995 (struct tree_block): Remove handler_block add body_block.
15996 (inlined_function_outer_scope_p): New.
15997 (is_body_block): Remove.
15998 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
15999 * dwarf2out.c (is_inlined_entry_point): Remove.
16000 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16001 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16003 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16004 * gimplify.c (gimplify_expr): Gimplify body blocks.
16005 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16006 block with multiple subblocks.
16007 (dump_scope_block): Prettier output; dump more flags and info.
16008 (dump_scope_blocks): New.
16009 (remove_unused_locals): Use dump_scope_blocks.
16010 * tree-flow.h (dump_scope_blocks): Declare.
16011 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16012 * stmt.c (is_body_block): Remove.
16013 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16014 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16016 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16018 PR middle-end/39308
16019 * graphite.c (graphite_loop_normal_form): Do not call
16020 number_of_iterations_exit from a gcc_assert.
16022 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16024 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16025 jumps if COND is NULL.
16026 (find_cond_jump): New function.
16027 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16028 * config/s390/s390.md: Remove z10_cobra attribute value.
16030 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16032 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16033 force_const_mem returns NULL_RTX.
16035 2009-02-26 Jan Hubicka <jh@suse.cz>
16038 * cgraph.h (varpool_output_debug_info): Remove.
16039 * cgraphunit.c (varpool_output_debug_info): Remove.
16040 * dwarf2out.c (deferred_locations_struct): New struct
16041 (deferred_locations): New type.
16042 (deferred_locations_list): New static var.
16043 (deffer_location): New function.
16044 (gen_variable_die): Use it.
16045 (decls_for_scope): Output info on local static vars.
16046 (dwarf2out_finish): Process deferred locations.
16047 * varpool.c (varpool_output_debug_info): Remove.
16049 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16051 PR rtl-optimization/39241
16052 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16053 to subreg_offset_representable_p.
16055 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16057 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16058 execute function prototype. Get f and nregs from max_reg_num
16059 and get_insns. Remove the first backward pass as it's dead,
16060 guard the forward pass by flag_expensive_optimizations.
16061 (rest_of_handle_regmove): Delete.
16062 (pass_regmove): Replace it with regmove_optimize.
16064 2009-02-25 Martin Jambor <mjambor@suse.cz>
16066 PR tree-optimization/39259
16067 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16068 calls_alloca function flags.
16069 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16070 calls are detected.
16072 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16074 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16075 flags_set_1_rtx, flags_set_1_set): Delete.
16076 (regmove_optimize): Do not call mark_flags_life_zones.
16078 2009-02-24 Julian Brown <julian@codesourcery.com>
16081 * config/arm/arm.c (require_pic_register): Only set
16082 cfun->machine->pic_reg once per function.
16084 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16086 * doc/invoke.texi (Link Options): Document an easier way to pass
16087 options that take arguments to the GNU linker using -Xlinker and -Wl.
16089 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16092 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16094 2009-02-24 Richard Guenther <rguenther@suse.de>
16097 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16099 2009-02-24 Richard Guenther <rguenther@suse.de>
16100 Zdenek Dvorak <ook@ucw.cz>
16102 PR tree-optimization/39233
16103 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16104 from converting them to a generic type.
16106 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16108 PR tree-optimization/39260
16109 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16110 contains a condition with a real type.
16111 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16113 2009-02-23 Jason Merrill <jason@redhat.com>
16116 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16117 narrowing_initializer_constant_valid_p.
16118 (narrowing_initializer_constant_valid_p): Don't return
16119 null_pointer_node for adding a pointer to itself.
16121 2009-02-23 Jan Hubicka <jh@suse.cz>
16124 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16127 2009-02-23 Jan Hubicka <jh@suse.cz>
16129 PR tree-optimization/37709
16130 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16131 * tree.h (block_ultimate_origin): Declare.
16132 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16133 * tree-ssa-live.c (remove_unused_scope_block_p):
16134 Eliminate blocks containig no instructions nor live variables nor
16136 (dump_scope_block): New function.
16137 (remove_unused_locals): Enable removal of dead blocks by default;
16138 enable dumping at TDF_DETAILS.
16140 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16142 * config/i386/i386.c (classify_argument): Don't allow COImode
16144 (function_arg_advance_32): Don't allow OImode.
16145 (function_arg_32): Likewise.
16146 (function_value_32): Likewise.
16147 (return_in_memory_32): Likewise.
16148 (function_arg_64): Remove OImode comment.
16150 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16153 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16154 ix86_expand_vector_set for V4DImode in 64bit mode only.
16155 (ix86_expand_vector_init_one_var): Likewise.
16157 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16159 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16161 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16164 * loop-iv.c: Revert last change.
16165 * emit-rtl.c: Likewise.
16167 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16170 * config/i386/i386.c (type_natural_mode): Remove an extra
16171 space in the warning message.
16172 (function_value_32): Handle 32-byte vector modes.
16173 (return_in_memory_32): Likewise.
16175 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16177 * loop-iv.c (truncate_value): New function.
16178 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16180 (lowpart_subreg): Move to...
16181 * emit-rtl.c: ...here.
16183 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16185 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16186 accidental and undocumented change at revision 140860.
16188 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16190 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16191 take gimple_seq * arguments.
16192 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16193 types_compatible_p langhook.
16195 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16196 Joseph Myers <joseph@codesourcery.com>
16198 * config/arm/arm.c (arm_builtin_va_list): New function.
16199 (arm_expand_builtin_va_start): Likewise.
16200 (arm_gimplify_va_arg_expr): Likewise.
16201 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16202 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16203 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16204 (va_list_type): New variable.
16205 (arm_mangle_type): Mangle va_list_type appropriately.
16207 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16209 PR middle-end/39157
16210 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16211 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16212 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16213 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16214 parameter to 1000 for -O1 by default.
16215 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16217 * loop-invariant.c: Include params.h.
16218 (move_loop_invariants): Don't call move_single_loop_invariants on
16221 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16223 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16224 offset when calculating bounds for indexing stack_usage_map. Fixes
16225 a buffer overflow with certain target setups.
16227 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16230 * calls.c (expand_call): Clear try_tail_call if caller and callee
16231 disagree in promotion of function return value.
16233 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16236 * c-common.c (c_determine_visibility): If visibility changed and
16237 DECL_RTL has been already set, call make_decl_rtl to update symbol
16240 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16243 * varasm.c (assemble_variable): Don't check DECL_NAME when
16244 globalizing a variable.
16246 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16249 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16250 expression before any __builtin_trap call.
16251 * c-typeck.c (build_function_call): Convert and check function
16252 arguments before generating a call to a trap. Evaluate the
16253 function arguments before the trap.
16255 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16258 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16259 (UNSPEC_FXAM_MEM): New unspec.
16260 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16261 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16262 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16264 2009-02-19 Richard Guenther <rguenther@suse.de>
16266 PR tree-optimization/39207
16267 PR tree-optimization/39074
16268 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16269 storedanything_tree): New.
16270 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16271 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16272 (build_succ_graph): Add edges from STOREDANYTHING to all
16274 (init_base_vars): Initialize STOREDANYTHING.
16275 (compute_points_to_sets): Free substitution info after
16276 building the succ graph.
16277 (ipa_pta_execute): Likewise.
16279 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16281 (do_ds_constraint): Do not add to special var or non-pointer
16283 (type_could_have_pointers): Split out from ...
16284 (could_have_pointers): ... here. For arrays use the element type.
16285 (create_variable_info_for): Initialize may_have_pointers.
16286 (new_var_info): Likewise.
16287 (handle_lhs_call): Make the HEAP variable unknown-sized.
16288 (intra_create_variable_infos): Use a type with pointers for
16289 PARM_NOALIAS, make it unknown-sized.
16291 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16294 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16296 2009-02-18 Jason Merrill <jason@redhat.com>
16299 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16300 value if DECL_EXTERNAL.
16301 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16302 * target.h (gcc_target::binds_local_p): Clarify "module".
16303 * tree.h (TREE_PUBLIC): Clarify "module".
16305 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16308 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16309 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16311 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16314 * c.opt (Wabi): Support C and ObjC.
16317 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16319 * config/i386/i386.c (classify_argument): Warn once about the ABI
16320 change when passing union with long double.
16322 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16324 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16327 * c-parser.c (c_parser_compound_statement): Always enter and leave
16330 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16333 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16335 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16337 PR tree-optimization/36922
16338 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16339 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16342 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16344 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16347 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16349 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16351 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16353 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16356 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16357 Richard Sandiford <rdsandiford@googlemail.com>
16359 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16360 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16361 (loongson_biadd): ...this.
16363 2009-02-17 Richard Guenther <rguenther@suse.de>
16365 PR tree-optimization/39202
16366 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16367 a var make sure to follow existing collapses.
16369 2009-02-17 Richard Guenther <rguenther@suse.de>
16371 PR middle-end/39214
16372 * langhooks.c (lhd_print_error_function): Check for NULL block.
16374 2009-02-17 Richard Guenther <rguenther@suse.de>
16376 PR tree-optimization/39204
16377 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16380 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16382 * config/soft-fp/double.h: Update from glibc CVS.
16384 2009-02-17 Richard Guenther <rguenther@suse.de>
16386 PR tree-optimization/39207
16387 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16388 strict-aliasing warnings for pointers pointing to NULL.
16390 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16393 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16394 skipping until next close brace.
16396 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16399 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16400 to function argument boundary.
16402 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16404 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16405 in the lea_add. Reload eventually constraints it properly.
16406 * config/picochip/constraints.md: Remove the target constraint
16407 "b", since it is not needed anymore.
16409 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16411 * gthr-dce.h: Uglify function parameter and local variable names.
16412 * gthr-gnat.h: Likewise.
16413 * gthr-mipssde.h: Likewise.
16414 * gthr-nks.h: Likewise.
16415 * gthr-posix95.h: Likewise.
16416 * gthr-posix.h: Likewise.
16417 * gthr-rtems.h: Likewise.
16418 * gthr-single.h: Likewise.
16419 * gthr-solaris.h: Likewise.
16420 * gthr-tpf.h: Likewise.
16421 * gthr-vxworks.h: Likewise.
16422 * gthr-win32.h: Likewise.
16424 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16427 * config/i386/i386.md: Restrict the new peephole2 to move
16428 between MMX/SSE registers.
16430 2009-02-15 Richard Guenther <rguenther@suse.de>
16433 2009-02-13 Richard Guenther <rguenther@suse.de>
16435 * configure.ac: Enable LFS.
16436 * configure: Re-generate.
16437 * config.in: Likewise.
16439 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16441 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16442 spu_srqwbyte, spu_srqwbytebc): Define.
16443 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16444 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16445 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16446 "shrqby_<mode>"): New insn-and-split patterns.
16447 * config/spu/spu.c (expand_builtin_args): Determine and return
16448 number of operands using spu_builtin_description data.
16449 (spu_expand_builtin_1): Use it.
16451 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16454 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16457 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16460 * config/i386/i386.c (override_options): Correct warning
16461 messages for -malign-loops, -malign-jumps and -malign-functions.
16463 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16466 * config/i386/i386.md: Restrict the new peephole2 to move
16467 between the general purpose registers.
16469 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16472 * config/i386/i386.c (type_natural_mode): Add a new argument.
16473 Return the original mode and warn ABI change if vector size is 32byte.
16474 (function_arg_advance): Updated.
16475 (function_arg): Likewise.
16476 (ix86_function_value): Likewise.
16477 (ix86_return_in_memory): Likewise.
16478 (ix86_sol10_return_in_memory): Likewise.
16479 (ix86_gimplify_va_arg): Likewise.
16480 (function_arg_32): Don't warn ABX ABI change here.
16481 (function_arg_64): Likewise.
16483 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16485 * loop-iv.c (implies_p): In the final case, test that operands 0
16486 of the two comparisons match.
16488 * config/bfin/bfin.c (find_prev_insn_start): New function.
16489 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16490 (find_next_insn_start): Move.
16492 2009-02-13 Richard Guenther <rguenther@suse.de>
16494 * configure.ac: Enable LFS.
16495 * configure: Re-generate.
16496 * config.in: Likewise.
16498 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16501 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16502 sizes on syntax error after some arguments have been parsed.
16504 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16506 * doc/invoke.texi (-fira): Remove.
16508 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16510 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16511 * recog.c: Likewise.
16514 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16516 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16517 (umul_ppmm): Likewise.
16518 (count_leading_zeros): Likewise.
16519 (count_trailing_zeros): Likewise.
16520 (UMUL_TIME): Likewise.
16522 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16524 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16525 soft-fp/t-softfp to tmake_file.
16527 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16528 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16529 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16530 IA64_BUILTIN_INFQ]: New.
16531 (ia64_init_builtins): Initialize __builtin_infq,
16532 __builtin_fabsq and __builtin_copysignq if not HPUX.
16533 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16534 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16536 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16538 (__fixtfti): Likewise.
16539 (__fixunstfti): Likewise.
16540 (__floattitf): Likewise.
16542 * config/ia64/libgcc-glibc.ver: New.
16543 * config/ia64/t-fprules-softfp: Likewise.
16544 * config/ia64/sfp-machine.h: Likewise.
16546 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16547 (LIBGCC2_TF_CEXT): Likewise.
16548 (TF_SIZE): Likewise.
16549 (TARGET_INIT_LIBFUNCS): Likewise.
16551 * config/ia64/t-glibc (SHLINB_MAPFILES):
16552 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16554 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16556 * config/i386/i386.c (construct_container): Rewrite processing
16557 BLKmode with X86_64_SSE_CLASS.
16559 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16562 * config/i386/i386.md: Replace simplify_replace_rtx with
16563 replace_rtx in the new peephole2.
16565 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16567 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16568 loop unrolling do not happen at -O2.
16570 2009-02-12 Michael Matz <matz@suse.de>
16572 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16574 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16576 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16579 2009-02-12 Ben Elliston <bje@au.ibm.com>
16581 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16582 patterns when updating the back chain. Missed in the 2009-02-10
16585 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16587 * doc/extend.texi (Decimal Floating Types): Update identifier of
16588 draft TR and list of missing support.
16590 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16592 PR middle-end/39154
16593 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16594 bit to variable length decl's flags, add it also to its
16595 pointer replacement variable.
16597 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16598 Jakub Jelinek <jakub@redhat.com>
16601 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16602 (memory_blockage): New expander.
16603 (*memory_blockage): New insn pattern.
16604 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16605 instead of general blockage at the end of function prologue when
16606 frame pointer is used to access red zone area. Do not emit blockage
16607 when profiling, it is emitted in generic code.
16608 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16609 function epilogue when frame pointer is used to access red zone area.
16611 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16614 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16615 by arithmetic with memory operands.
16616 * config/i386/predicates.md (commutative_operator): New.
16618 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16620 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16623 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16625 * alias.h (record_alias_subset): Declare.
16626 * alias.c (record_alias_subset): Make global.
16628 2009-02-10 Nick Clifton <nickc@redhat.com>
16630 * tree-parloops.c: Change license to GPLv3.
16631 * ipa-struct-reorg.c: Change license to GPLv3.
16632 * ipa-struct-reorg.h: Change license to GPLv3.
16634 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16637 * c-decl.c (start_struct): Return NULL on error.
16639 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16641 PR middle-end/39124
16642 * cfgloopmanip.c (remove_path): Call remove_bbs after
16643 cancel_loop_tree, not before it.
16646 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16647 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16648 VAR_DECLs were seen.
16649 * tree-ssa-live.c (remove_unused_locals): Recompute
16650 cfun->has_local_explicit_reg_vars.
16651 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16652 copies or clearings if cfun->has_local_explicit_reg_vars.
16654 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16657 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16658 of function prologue when frame pointer is used to access
16661 2009-02-10 Richard Guenther <rguenther@suse.de>
16663 PR middle-end/39127
16664 * gimplify.c (gimple_regimplify_operands): Always look if
16665 we need to create a temporary.
16667 2009-02-10 Richard Guenther <rguenther@suse.de>
16669 PR tree-optimization/39132
16670 * tree-loop-distribution.c (todo): New global var.
16671 (generate_memset_zero): Trigger TODO_rebuild_alias.
16672 (tree_loop_distribution): Return todo.
16674 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16677 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16678 (x86_64_reg_class_name): Removed.
16679 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16680 first one isn't X86_64_SSE_CLASS or any other ones aren't
16681 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16682 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16683 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16684 and 3 X86_64_SSEUP_CLASS.
16685 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16686 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16688 2009-02-10 Ben Elliston <bje@au.ibm.com>
16690 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16691 form instruction to update the stack back chain word, even if the
16692 user has disabled the generation of update instructions.
16693 (movdi_<mode>_update_stack): New.
16694 (movsi_update_stack): Likewise.
16695 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16696 always use an update form instruction to update the stack back
16699 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16701 PR middle-end/38953
16702 * graphite.c (if_region_set_false_region): After moving a region in
16703 the false branch of a condition, remove the empty dummy basic block.
16704 (gloog): Remove wrong fix for PR38953.
16706 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16708 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16709 generation due to implicit sign extension.
16711 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16713 PR middle-end/38981
16714 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16715 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16717 2009-02-09 Richard Guenther <rguenther@suse.de>
16719 PR middle-end/35202
16720 * convert.c (convert_to_real): Disable (float)fn((double)x)
16721 to fnf(x) conversion if errno differences may occur and
16722 -fmath-errno is set.
16724 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16726 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16727 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16728 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16730 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16733 * c-common.c (handle_alias_attribute): Disallow attribute for
16734 anything not a FUNCTION_DECL or VAR_DECL.
16736 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16739 * real.c (do_compare): Special-case compare of zero against
16740 decimal float value.
16742 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16745 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16746 as indicating flexible array members unless the field itself is
16747 being declarared as the incomplete array.
16749 2009-02-06 Jan Hubicka <jh@suse.cz>
16751 PR tree-optimization/38844
16752 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16753 is already inlined.
16755 2009-02-06 Richard Guenther <rguenther@suse.de>
16757 PR middle-end/38977
16758 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16759 fork because we may expand it as __gcov_fork.
16761 2009-02-06 Nick Clifton <nickc@redhat.com>
16763 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16765 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16767 PR tree-optimization/35659
16768 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16769 vn_phi_eq): Shortcut if hashcode does not match.
16770 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16772 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16773 and avoid iterative_hash_expr.
16774 (FOR_EACH_VALUE_ID_IN_SET): New.
16775 (value_id_compare): Remove.
16776 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16777 sort expressions by value id.
16779 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16782 * config/sh/predicates.md (general_movsrc_operand): Don't check
16783 the subreg of system registers here.
16785 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16788 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16789 on the copied decl.
16791 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16793 PR rtl-optimization/39110
16794 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16795 addresses, not aligned ones.
16797 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16798 Richard Guenther <rguenther@suse.de>
16800 PR tree-optimization/39100
16801 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16802 comment says and add edges.
16804 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16807 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16808 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16810 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16812 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16813 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16814 register_bb_in_sese, new_sese, free_sese): Moved.
16815 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16816 outermost_loop_in_scop, build_scop_iteration_domain,
16817 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16818 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16819 Use loop_in_sese_p instead of loop_in_scop_p.
16820 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16821 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16822 (scopdet_basic_block_info): Fix bug in scop detection.
16823 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16824 eq_loop_to_cloog_loop): Remove.
16825 (nb_loops_around_loop_in_scop, nb_loop
16826 ref_nb_loops): Moved here...
16827 * graphite.h (ref_nb_loops): ... from here.
16828 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16829 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16830 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16831 * testsuite/gcc.dg/graphite/scop-19.c: New
16833 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16834 Hans-Peter Nilsson <hp@axis.com>
16836 PR rtl-optimization/37889
16837 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16838 Move offset handling from PLUS to before the switch. Use new
16839 arguments when considering SYMBOL_REFs too.
16840 (rtx_addr_can_trap_p): Pass dummy offset and size.
16841 (enum may_trap_p_flags): Remove.
16842 (may_trap_p_1): Pass size from MEM_SIZE.
16844 PR rtl-optimization/38921
16845 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16846 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16847 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16848 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16850 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16852 AVX Programming Reference (January, 2009)
16853 * config/i386/sse.md (*vpclmulqdq): New.
16855 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16857 PR tree-optimization/38977
16858 PR gcov-profile/38292
16859 * calls.c (special_function_p): Disregard __builtin_ prefix.
16861 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16863 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16864 non-indexable addresses even before reload.
16866 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16869 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16870 as having variable size. Do not give an error for unnamed
16871 parameters with [*] declarators. Give a warning for type names
16872 with [*] declarators and mark them as variable size.
16873 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16874 for sizeof applied to [*] type names.
16876 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16879 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16881 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16883 * gcc.c (process_command): Update copyright notice dates.
16884 * gcov.c (print_version): Likewise.
16885 * gcov-dump.c (print_version): Likewise.
16886 * mips-tfile.c (main): Likewise.
16887 * mips-tdump.c (main): Likewise.
16889 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16892 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16893 for composite type involving a zero-length array type.
16895 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16898 * function.c (match_asm_constraints_1): Skip over
16899 initial optional % in the constraint.
16901 PR inline-asm/39059
16902 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16903 supported, don't accept FIXED_CSTs.
16904 * c-decl.c (finish_declspecs): Error if fixed point is not supported
16905 and _Sat is used without _Fract/_Accum. Set specs->type to
16906 integer_type_node for cts_fract/cts_accum if fixed point is not
16909 2009-02-02 Catherine Moore <clm@codesourcery.com>
16911 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
16913 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
16915 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
16916 (ABI_HAS_64BIT_SYMBOLS): Use it.
16917 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
16919 2009-02-02 Paul Brook <paul@codesourcery.com>
16921 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
16923 2009-02-02 Jakub Jelinek <jakub@redhat.com>
16925 PR inline-asm/39058
16926 * recog.h (asm_operand_ok): Add constraints argument.
16927 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
16928 recurse on matching constraint.
16929 (check_asm_operands): Pass constraints as 3rd argument to
16930 asm_operand_ok. Don't look up matching constraint here.
16931 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
16934 2009-02-02 Ben Elliston <bje@au.ibm.com>
16936 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
16937 TARGET_NARROW_VOLATILE_BITFIELD macro names.
16939 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16941 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
16942 information. Remove some obsolete information. Reorganize.
16944 * config/pa/fptr.c: Revert license to GPL 2.
16945 * config/pa/milli64.S: Likewise.
16947 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16950 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
16951 LIBRARY name in, instead of hard-coding it.
16952 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
16953 extra target make frag to tmake_files according to EH model.
16954 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16955 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
16956 frags that define makefile variable EH_MODEL appropriately.
16957 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
16958 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
16959 to "-sjlj" according to type of EH configured.
16960 (LIBGCC_SONAME): Concatenate it to shared library base name.
16961 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
16962 to "_sjlj" according to type of EH configured.
16963 (LIBGCC_SONAME): Concatenate it to shared library base name.
16964 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
16965 (SHLIB_LINK): Add missing semicolon to if-else construct.
16966 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16967 string value of "pe_dll" command-line option.
16968 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
16969 (SHLIB_SONAME): Use it when overriding t-cygming default.
16970 (SHLIB_IMPLIB): Override t-cygming default.
16971 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16972 string value of "pe_dll" command-line option.
16974 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16977 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
16978 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
16980 2009-01-31 Richard Guenther <rguenther@suse.de>
16982 PR tree-optimization/38937
16983 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
16984 computing the transitive closure.
16986 2009-01-30 Richard Guenther <rguenther@suse.de>
16988 PR tree-optimization/39041
16989 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16990 Propagate variable indices only if the types match for this stmt.
16992 2009-01-30 Jakub Jelinek <jakub@redhat.com>
16995 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
16996 inline but never defined.
16998 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17000 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17001 (*insv_h_di_reg_extimm): New insn.
17002 (*insv_l<mode>_reg_extimm): New insn.
17004 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17006 * config/picochip/picochip.c (flag_conserve_stack): set
17007 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17008 fconserve-stack. Reduce call-overhead used by inliner.
17010 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17013 * common.opt (flag_conserve_stack): Initialised to zero.
17015 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17018 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17019 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17022 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17024 * ira-color.c (allocno_reload_assign): Update comments.
17025 * regmove.c (regmove_optimize): Likewise.
17029 2009-01-29 Robert Millan <rmh@aybabtu.com>
17031 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17032 * config/i386/kopensolaris-gnu.h: New file. Undefine
17033 `MD_UNWIND_SUPPORT'.
17034 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17036 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17038 PR tree-optimization/39007
17039 * tree-loop-distribution.c (generate_builtin): Use
17040 recompute_dominator to compute the immediate dominator of the
17041 basic block just after the loop.
17043 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17045 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17046 (ASM_OUTPUT_DWARF_PCREL): Define.
17048 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17050 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17051 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17052 global. Modify entries about regmove and IRA.
17054 * ra-conflict.c: Remove the file.
17056 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17058 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17059 (pass_regclass_init): Rename to pass_reginfo_init.
17061 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17063 * toplev.h (flag_ira): Remove.
17065 * caller-save.c (setup_save_areas): Remove flag_ira.
17067 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17069 * global.c: Remove the file.
17071 * opts.c (decode_options): Remove flag_ira.
17073 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17075 * regmove.c: Modify file description.
17076 (find_use_as_address, try_auto_increment): Define them only if
17077 AUTO_INC_DEC is defined.
17078 (replacement_quality, replace_in_call_usage, fixup_match_1,
17079 stable_and_no_regs_but_for_p): Remove.
17080 (reg_set_in_bb): Make it static.
17081 (regmove_optimize): Remove flag_ira and code which worked for
17084 * local-alloc.c: Remove the file.
17086 * common.opt (fira): Remove.
17088 * ira.c: Include except.h.
17089 (eliminable_regset): Move from global.c.
17090 (mark_elimination): Ditto. Remove flag_ira.
17091 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17092 equiv_mem_modified, validate_equiv_mem_from_store,
17093 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17094 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17095 no_equiv, recorded_label_ref): Move from local-alloc.c.
17096 (update_equiv_regs): Ditto. Make it static.
17097 (print_insn_chain, print_insn_chains): Move it from global.c.
17098 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17099 (build_insn_chain): Ditto. Make it static.
17100 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17101 Rename to init_live_subregs.
17102 (gate_ira): Remove flag_ira.
17104 * regclass.c: Rename reginfo.c. Change file description.
17105 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17106 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17107 (init_reg_sets_1): Remove code for evaluation of
17108 reg_class_superclasses and losing_caller_save_reg_set.
17109 (init_regs): Remove init_reg_autoinc.
17110 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17111 ok_for_base_p_nonstrict): Remove.
17112 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17113 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17114 corresponding entries.
17115 (dump_regclass, record_operand_costs, scan_one_insn,
17116 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17117 record_address_regs, auto_inc_dec_reg_p): Remove.
17118 (gt-regclass.h): Rename to gt-reginfo.h.
17120 * rtl.h (dump_global_regs, retry_global_alloc,
17121 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17123 * Makefile.in (RA_H): Remove.
17124 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17125 Rename regclass.o to reginfo.o.
17126 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17128 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17129 (GTFILES): Rename regclass.c to reginfo.c.
17131 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17132 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17134 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17135 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17137 (finish_spills): Ditto. Remove code for !flag_ira.
17139 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17141 PR middle-end/35854
17142 * doc/invoke.texi (rtl debug options): Complete rewrite.
17143 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17145 * mode-switching.c (pass_mode_switching): Rename pass from
17146 "mode-sw" to "mode_sw".
17147 * except.c (pass_convert_to_eh_ranges): Rename pass from
17148 "eh-ranges" to "eh_ranges".
17149 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17153 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17154 Alexander Monakov <amonakov@ispras.ru>
17156 PR middle-end/38857
17157 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17159 (move_exprs_to_boundary): Change return type and pass through
17160 should_move from move_op. Relax assert. Update usage ...
17161 (schedule_expr_on_boundary): ... here. Use should_move instead of
17163 (move_op_orig_expr_found): Indicate that insn was disconnected from
17165 (code_motion_process_successors): Do not call after_merge_succs
17166 callback if original expression was not found when traversing any of
17168 (code_motion_path_driver): Change return type. Update prototype.
17169 (move_op): Update comment. Add a new parameter (should_move). Update
17170 prototype. Set *should_move based on indication provided by
17171 move_op_orig_expr_found.
17173 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17175 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17176 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17177 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17178 * config/rs6000/rs6000.c (rs6000_override_options): Default
17179 avoid-indexed-addresses on for Power6, off for everything else.
17180 (avoiding_indexed_address_p): New function.
17181 (rs6000_legitimize_address): Use it.
17182 (rs6000_legitimate_address): Likewise.
17183 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17185 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17187 PR tree-optimization/38997
17188 * tree-loop-distribution.c (generate_memset_zero): Use
17189 POINTER_PLUS_EXPR for a pointer addition.
17191 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17193 * config/s390/s390.md (bswap<mode>2): New pattern added.
17195 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17197 * config/s390/s390.md (*tls_load_31): Added type attribute.
17199 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17201 * config/s390/s390.md: Fix a few comments.
17203 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17205 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17206 (*tm<mode>_full): Fixed z10prop attribute.
17207 (*tst<mode>_extimm): Fixed z10prop attribute.
17208 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17209 (*tstqiCCT_cconly): Fixed z10prop attribute.
17210 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17211 (*movsi_larl): Fixed z10prop attribute.
17212 (*movsi_zarch): Fixed z10prop attribute.
17213 (*movsi_eas): Fixed z10prop attribute.
17214 (*movhi): Fixed z10prop attribute.
17215 (*movqi): Fixed z10prop attribute.
17216 (*movstrictqi): Fixed z10prop attribute.
17217 (*mov<mode>): Fixed z10prop attribute.
17218 (*movcc): Fixed z10prop attribute.
17219 (*sethighpartdi_64): Fixed z10prop attribute.
17220 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17221 (*negdi2_sign_cc): Fixed z10prop attribute.
17222 (*negdi2_sign): Fixed z10prop attribute.
17223 (*absdi2_sign_cc): Fixed z10prop attribute.
17224 (*absdi2_sign): Fixed z10prop attribute.
17225 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17226 (*negabsdi2_sign): Fixed z10prop attribute.
17227 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17228 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17229 (doloop_si64): Fixed z10prop attribute.
17230 (doloop_si31): Fixed z10prop attribute.
17231 (doloop_long): Fixed z10prop attribute.
17232 (indirect_jump): Fixed z10prop attribute.
17233 (nop): Fixed z10prop attribute.
17234 (main_base_64): Fixed z10prop attribute.
17235 (reload_base_64): Fixed z10prop attribute.
17237 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17239 PR rtl-optimization/38740
17240 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17242 * config/mips/mips.c (mips_reorg): Likewise.
17244 2009-01-28 Richard Guenther <rguenther@suse.de>
17246 PR tree-optimization/38926
17247 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17248 with the correct value id to a value.
17249 (do_regular_insertion): Use the value number of edoubleprime
17250 for the value number of the expr.
17253 2008-08-21 Richard Guenther <rguenther@suse.de>
17255 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17256 a PHI ask VN if it is already available.
17257 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17258 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17260 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17262 PR middle-end/38934
17263 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17264 set to varying whenever max has TREE_OVERFLOW set, similarly
17265 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17267 2009-01-28 Richard Guenther <rguenther@suse.de>
17269 PR middle-end/38908
17270 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17271 uninitialized aggregate uses in call arguments.
17273 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17275 PR tree-optimization/38984
17276 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17277 the nothing_id variable if -fno-delete-null-pointer-checks.
17279 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17282 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17283 (set_got_offset_rex64): Ditto.
17285 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17288 * doc/extend.texi: Improve local variable with asm reg.
17290 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17292 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17293 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17294 was not supplied then set warn_packed_bitfield_compat to the
17295 default value of 1.
17296 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17299 2009-01-27 Richard Guenther <rguenther@suse.de>
17301 PR tree-optimization/38503
17302 * cfgexpand.c (expand_gimple_basic_block): Ignore
17303 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17304 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17305 variables that cannot have TBAA applied.
17306 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17309 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17311 PR middle-end/38969
17312 * calls.c (initialize_argument_information): Do not wrap complex
17313 arguments in SAVE_EXPR.
17315 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17317 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17318 (INSTALL_LIBGCC): Revert typo commit.
17320 2009-01-26 Richard Guenther <rguenther@suse.de>
17322 PR tree-optimization/38745
17323 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17324 from special handling.
17326 2009-01-26 Richard Guenther <rguenther@suse.de>
17328 PR tree-optimization/38745
17329 * tree-ssa.c (execute_update_addresses_taken): Do not include
17330 variables that cannot possibly be a register in not_reg_needs.
17331 Do not clear TREE_ADDRESSABLE on vars that may not become
17333 * tree-ssa.c (update_alias_info_1): Include those in the set
17334 of addressable vars.
17336 2009-01-26 Richard Guenther <rguenther@suse.de>
17338 PR middle-end/38851
17339 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17340 * tree-ssa-dse.c: Include langhooks.h
17341 (execute_simple_dse): Remove stores with zero size.
17343 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17346 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17349 2009-01-24 Julian Brown <julian@codesourcery.com>
17351 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17352 config/arm/linux-atomic.c.
17353 * config/arm/linux-atomic.c: New.
17355 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17357 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17358 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17359 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17361 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17364 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17367 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17369 PR tree-optimization/38953
17370 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17371 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17372 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17373 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17376 2009-01-24 Paul Brook <paul@codesourcery.com>
17378 * config/arm/neon.md (neon_type): Move to arm.md.
17379 (neon_mov<VSTRUCT>): Add neon_type attribute.
17380 * config/arm/arm.md (neon_type): Move to here.
17381 (conds): Add "unconditioal" and use as default for NEON insns.
17383 2009-01-24 Ben Elliston <bje@au.ibm.com>
17385 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17386 void *' warning from -Wc++-compat.
17387 * Makefile.in (dominance.o-warn): Remove.
17389 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17391 PR tree-optimization/38932
17392 * fold-const.c (fold_unary_ignore_overflow): New.
17393 * tree.h (fold_unary_ignore_overflow): Declare.
17394 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17395 * tree-ssa-sccvn.c (visit_reference_op_load,
17396 simplify_unary_expression): Likewise.
17398 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17400 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17401 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17402 regardless of their type.
17403 * c-common.c (handle_packed_attribute): Don't ignore packed on
17405 * c.opt (Wpacked-bitfield-compat): New warning option.
17406 * stor-layout.c (place_field): Warn if offset of a field changed.
17407 * doc/extend.texi (packed): Mention the ABI change.
17408 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17409 (Warning Options): Add it to the list.
17411 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17413 * c-opts.c (c_common_post_options): Fix a typo in comments.
17415 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17417 PR middle-end/38615
17418 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17419 variables to static.
17420 * doc/invoke.texi (-fmerge-all-constants): Update description.
17422 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17425 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17426 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17428 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17430 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17432 (LOCAL_ALIGNMENT): Similarly.
17434 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17435 Joseph Myers <joseph@codesourcery.com>
17437 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17438 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17439 * config/arm/arm-tune.md: Regenerate.
17440 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17443 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17445 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17446 version number to five.
17448 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17451 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17452 * c-common.c (set_underlying_type): Likewise.
17453 (is_typedef_decl ): Likewise
17455 (set_underlying_type): Likewise.
17456 (is_typedef_type): Likewise.
17458 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17460 PR middle-end/38587
17461 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17464 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17467 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17468 (LIBGCC_SPEC): Don't define.
17469 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17471 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17473 PR rtl-optimization/38879
17474 * alias.c (base_alias_check): Unaligned access via AND address can
17475 alias all surrounding object types except those with sizes equal
17476 or wider than the size of unaligned access.
17478 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17481 * c-decl.c (clone_underlying_type): Move this ...
17482 * c-common.c (set_underlying_type): ... here.
17483 Also, make sure the function properly sets TYPE_STUB_DECL() on
17484 the newly created typedef variant type.
17485 (is_typedef_decl ): New entry point.
17486 * tree.h: Added a new member member_types_needing_access_check to
17487 struct tree_decl_non_common.
17488 (set_underlying_type): New entry point.
17489 (is_typedef_type): Likewise.
17491 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17493 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17494 Check whether two instructions have memory references that
17495 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17496 are helper functions for traversing.
17497 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17498 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17499 not to draw dependency edge for instructions with non-conflicting
17502 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17505 * longlong.h: Update copyright years. Use soft-fp license notice.
17506 Sync __clz_tab declaration with glibc.
17508 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17511 * doc/extend.texi (syscall_linkage): New.
17512 (version_id): Modify.
17514 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17515 Richard Guenther <rguenther@suse.de>
17517 PR tree-optimization/38747
17518 PR tree-optimization/38748
17519 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17520 conversion if the base address is an indirect reference and the
17521 aliasing sets could cause issues.
17523 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17525 * common.opt (fgraphite, fgraphite-identity): Add comment for
17526 explaining why these options are not documented.
17528 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17530 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17531 gimple_call_lhs is NULL.
17533 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17536 * emit-rtl.c (adjust_address_1): Make sure memref is never
17539 2009-01-20 Ben Elliston <bje@au.ibm.com>
17541 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17542 const qualifier from arg parameter. Remove unnecessary cast to char *.
17543 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17544 const qualifier from arg 2.
17546 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17548 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17550 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17553 * rtl.h (reinit_regs): New prototype.
17554 * regclass.c: Include ira.h.
17555 (reinit_regs): New.
17556 * Makefile.in (regclass.o): Add ira.h.
17557 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17559 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17562 * c-common.c (handle_aligned_attribute): Use
17563 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17564 default alignment value.
17566 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17568 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17569 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17571 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17572 __BIGGEST_ALIGNMENT__.
17574 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17576 2009-01-18 Richard Guenther <rguenther@suse.de>
17578 PR tree-optimization/38819
17579 * tree-flow.h (operation_could_trap_helper_p): Declare.
17580 * tree-eh.c (operation_could_trap_helper_p): Export.
17581 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17582 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17583 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17584 are about to insert a possibly trapping instruction and fail
17587 2009-01-18 Andreas Schwab <schwab@suse.de>
17589 * doc/install.texi (Configuration): Remove obsolete paragraph
17590 about use of --with-gnu-ld with --with-gnu-as.
17592 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17594 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17595 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17596 Follow spelling conventions.
17598 2009-01-18 Ben Elliston <bje@au.ibm.com>
17600 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17601 C++ warning about implicit conversion from void * to struct
17603 (bitmap_obstack_free): Likewise for bitmap_element *.
17604 * Makefile.in (bitmap.o-warn): Remove.
17606 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17608 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17610 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17611 Tobias Grosser <tobi.grosser@amd.com>
17613 * graphite.c (graphite_trans_scop_block): Do not block single
17616 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17618 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17619 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17620 test with assertion.
17622 2009-01-16 Richard Guenther <rguenther@suse.de>
17624 PR tree-optimization/38835
17625 PR middle-end/36227
17626 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17627 and INT + PTR -> (INT)(PTR p+ INT) folding.
17628 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17630 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17633 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17634 the subreg from a lowpart subreg if it is also casting the value.
17636 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17637 Tobias Grosser <tobi.grosser@amd.com>
17639 * graphite.c (compare_prefix_loops): New.
17640 (build_scop_canonical_schedules): Rewritten.
17641 (graphite_transform_loops): Move build_scop_canonical_schedules
17642 after build_scop_iteration_domain.
17644 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17645 Tobias Grosser <tobi.grosser@amd.com>
17647 * graphite.c (add_conditions_to_domain): Add the loops to
17648 the dimension of the iteration domain. Do copy the domain
17649 only when it exists.
17650 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17651 (add_conditions_to_constraints): New.
17652 (can_generate_code_stmt, can_generate_code): Removed.
17653 (gloog): Do not call can_generate_code.
17654 (graphite_transform_loops): Call add_conditions_to_constraints
17655 after building the iteration domain.
17657 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17659 PR tree-optimization/38789
17660 * tree-ssa-threadedge.c
17661 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17662 __builtin_constant_p.
17664 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17666 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17667 examined before deleting them.
17669 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17671 * function.c (aggregate_value_p): Correctly extract the function
17672 type from CALL_EXPR_FN lookup.
17674 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17676 * config/picochip/picochip.c (picochip_override_options): Revert
17677 CFI asm flag disable commited previously.
17679 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17680 Tobias Grosser <tobi.grosser@amd.com>
17681 Jan Sjodin <jan.sjodin@amd.com>
17683 * graphite.c (scan_tree_for_params): On substractions negate
17684 all the coefficients of the term.
17685 (clast_to_gcc_expression_red): New. Handle reduction expressions
17686 of more than two operands.
17687 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17688 (get_vdef_before_scop): Handle also the case of default definitions.
17690 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17692 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17693 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17694 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17696 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17697 Joey Ye <joey.ye@intel.com>
17699 PR middle-end/37843
17700 * cfgexpand.c (expand_stack_alignment): Don't update stack
17701 boundary nor check incoming stack boundary here.
17702 (gimple_expand_cfg): Update stack boundary and check incoming
17703 stack boundary here.
17705 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17707 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17709 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17711 PR rtl-optimization/38245
17712 * calls.c (expand_call): Add stack arguments to
17713 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17714 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17715 in regs and partially in memory or BLKmode arguments.
17716 (emit_library_call_value_1): Add stack arguments to
17717 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17718 ACCUMULATE_OUTGOING_ARGS).
17719 * dce.c: Include tm_p.h.
17720 (find_call_stack_args): New function.
17721 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17723 (mark_insn): Call find_call_stack_args for CALL_Ps.
17724 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17725 forwards. Allocate and free arg_stores bitmap if needed, pass it
17726 down to deletable_insn_p, don't mark stores set in arg_stores
17727 bitmap, clear the bitmap at the beginning of each bb.
17728 * Makefile.in (dce.o): Depend on $(TM_P_H).
17730 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17733 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17734 to make sure the insn is a conditional test (bug 22599). Reformat a
17737 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17739 PR middle-end/38431
17740 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17741 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17742 (gloog): Do not call cleanup_tree_cfg.
17743 (graphite_transform_loops): Call cleanup_tree_cfg after all
17744 scops have been code generated.
17746 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17747 * doc/gty.texi (Invoking the garbage collector): Added new node
17748 and section documenting ggc_collect.
17750 2009-01-14 Richard Guenther <rguenther@suse.de>
17752 PR tree-optimization/38826
17753 PR middle-end/38477
17754 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17755 initialization notes only if we actually emitted a warning.
17756 (intra_create_variable_infos): Add constraints for a result decl
17757 that is passed by hidden reference.
17758 (build_pred_graph): Mark all related variables non-direct on
17761 2009-01-14 Nick Clifton <nickc@redhat.com>
17763 * ira-conflicts.c: Include addresses.h for the definition of
17765 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17766 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17768 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17771 * Makefile.in (ira-lives.o): Add except.h.
17773 * ira-lives.c: Include except.h.
17774 (process_bb_node_lives): Process can_throw_internal.
17776 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17778 PR rtl-optimization/38774
17779 * combine.c (simplify_set): When undoing cc_use change, don't do
17780 PUT_CODE on the newly created comparison, but instead put back the
17783 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17785 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17786 values. Remove duplicate arm8 entry.
17788 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17790 PR tree-optimization/38786
17791 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17792 the SSA_NAME case of expand_scalar_variables_expr.
17793 Set the type of an expression to the type of its assign statement.
17794 (expand_scalar_variables_expr): Also gather the scalar computation
17795 used to index the memory access. Do not pass loop_p.
17796 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17797 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17798 the gimple_stmt_iterator where it inserts new code.
17799 Do not pass loop_p.
17800 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17801 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17803 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17805 * graphite.h (debug_value): Removed.
17806 * graphite.c (debug_value): Removed.
17808 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17810 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17811 ldrd/strd with two 32-bit instructions.
17813 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17815 * config/arm/arm.c (struct processors): Pass for speed down into
17816 cost helper functions.
17817 (const_ok_for_op): Handle COMPARE and inequality nodes.
17818 (arm_rtx_costs_1): Rewrite.
17819 (arm_size_rtx_costs): Update prototype.
17820 (arm_rtx_costs): Pass speed down to helper functions.
17821 (arm_slowmul_rtx_costs): Rework cost calculations.
17822 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17823 (arm_9e_rtx_costs): Likewise.
17825 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17827 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17828 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17829 (alpha_legitimize_address): Do not split local symbols wider than
17830 UNITS_PER_WORD into HIGH/LO_SUM parts.
17832 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17835 * gcc.c (process_command): Replace call to execvp with calls
17836 to pex_one and exit.
17838 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17841 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17842 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17843 variant for devices with 3-byte PC.
17844 (__tablejump_elpm__): New.
17846 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17849 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17850 offsetof member-designator, handle it as `[0].'.
17852 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17854 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17855 function when not using named sections on targets with named sections
17856 if branch distance is less than 262132.
17858 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17860 * combine.c (combine_instructions): Recompute
17861 optimize_this_for_speed_p for each BB in the main combine loop.
17863 2009-01-12 Tomas Bily <tbily@suse.cz>
17866 * tree-loop-distribution.c (prop_phis): New function.
17867 (generate_builtin): Call prop_phis.
17868 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17870 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17872 PR tree-optimization/38807
17873 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17874 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17876 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17878 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17879 subreg of op0 to the original op0.
17881 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17883 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17885 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17888 * mips-tfile.c (parse_def): Fix parsing of def strings
17889 starting with digits.
17891 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17894 * config/arm/arm.c (arm_is_long_call_p): Don't call
17895 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17897 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17899 * regrename.c (regrename_optimize): Fix dumping.
17900 (find_oldest_value_reg): Preserve REG_POINTER.
17901 (copy_hardreg_forward_1): Likewise.
17903 2009-01-09 Diego Novillo <dnovillo@google.com>
17905 * gimple.h (struct gimple_statement_base) <uid>: Document
17906 the restrictions on its use.
17907 (gimple_uid): Tidy.
17908 (gimple_set_uid): Tidy.
17910 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17912 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
17913 zero guard even if align_bytes != 0 and count is smaller than
17916 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
17918 PR rtl-optimization/38495
17919 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
17920 (add_range_and_copies_from_move_list): Print all added ranges.
17921 Add ranges to memory optimized destination.
17923 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17927 * config/i386/i386.c (override_options): Reject
17928 -mstringop-strategy=rep_8byte with -m32.
17929 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
17930 to 1. Do count comparison against epilogue_size_needed at compile
17931 time even when count_exp was constant forced into register. For
17932 size_needed don't jump to epilogue, instead just avoid aligning
17933 and invoke the body algorithm. If need_zero_guard, add zero guard
17934 even if count is non-zero, but smaller than size_needed + number of
17935 bytes that could be stored for alignment.
17936 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
17937 to 1. If need_zero_guard, add zero guard even if count is non-zero,
17938 but smaller than size_needed + number of bytes that could be stored
17939 for alignment. Compare size_needed with epilogue_size_needed instead
17940 of desired_align - align, don't adjust size_needed, pass
17941 epilogue_size_needed to the epilogue expanders.
17944 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
17946 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17948 * pa.c (last_address): Change to unsigned.
17949 (update_total_code_bytes): Change argument to unsigned. Don't
17950 check if insn addresses are set.
17951 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
17952 addresses are not set.
17953 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
17955 2009-01-09 Nick Clifton <nickc@redhat.com>
17957 * config/sh/symbian.c: Replace uses of DECL_INLINE with
17958 DECL_DECLARED_INLINE_P.
17960 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17962 PR middle-end/38347
17963 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
17964 GET_MODE (op0) in operand_subword_force calls.
17966 PR middle-end/38771
17967 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
17968 fold_convert arg0 operands to TREE_TYPE (op0) first.
17970 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
17972 * params.def (ira-max-conflict-table-size): Decrease default value
17975 2009-01-08 Jakub Jelinek <jakub@redhat.com>
17977 PR tree-optimization/37031
17978 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
17980 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
17981 allocate it using gc instead of heap, use VEC_quick_push instead of
17983 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
17984 instead of heap, use VEC_quick_push instead of VEC_safe_push.
17985 * tree-data-ref.h (struct access_matrix): Change matrix to gc
17986 allocated vector from heap allocated.
17987 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
17988 * tree-loop-linear.c (linear_transform_loops): Allocate nest
17989 vector only after perfect_loop_nest_depth call.
17991 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
17992 Jan Sjodin <jan.sjodin@amd.com>
17994 PR tree-optimization/38559
17995 * graphite.c (debug_value, copy_constraint,
17996 swap_constraint_variables, scale_constraint_variable, ): New.
17997 (get_lower_bound, get_upper_bound): Removed.
17998 (graphite_trans_bb_strip_mine): Clean up this code that works
17999 only for constant number of iterations. Fully copy upper and
18000 lower bound constraints, not only the constant part of them.
18001 * graphite.h (debug_value): Declared.
18003 2009-01-08 Ira Rosen <irar@il.ibm.com>
18005 PR tree-optimization/37194
18006 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18007 Don't add the cost of cost model guard in prologue to scalar
18008 outside cost in case of known number of iterations.
18010 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18011 Alan Modra <amodra@bigpond.net.au>
18013 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18014 non-word-aligned REG+CONST addressing.
18016 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18019 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18020 free_after_compilation when outputting a thunk.
18021 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18022 Do not call free_after_compilation here.
18024 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18026 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18027 (ix86_valid_target_attribute_inner_p): Ditto.
18029 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18031 PR tree-optimization/38492
18032 PR tree-optimization/38498
18033 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18034 * tree-chrec.h (scev_is_linear_expression): Declared.
18035 * graphite.c (graphite_cannot_represent_loop_niter): New.
18036 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18037 (graphite_loop_normal_form): Use gcc_assert.
18038 (scan_tree_for_params): Use CASE_CONVERT.
18039 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18040 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18041 Use gcc_assert. Discard scops that contain unhandled cases.
18042 (build_scop_conditions): Return a boolean status for unhandled cases.
18043 (strip_mine_profitable_p): Print the loop number, not its depth.
18044 (is_interchange_valid): Pass the depth of the loop nest, don't
18045 recompute it wrongly.
18046 (graphite_trans_bb_block): Same.
18047 (graphite_trans_bb_block): Print tentative of loop blocking.
18048 (graphite_trans_scop_block): Do not print that the loop has been
18050 (graphite_transform_loops): Do not handle scops that contain condition
18053 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18055 AVX Programming Reference (December, 2008)
18056 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18057 (_mm256_stream_pd): Likewise.
18058 (_mm256_stream_ps): Likewise.
18060 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18061 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18062 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18063 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18064 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18065 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18066 (ix86_expand_special_args_builtin): Likewise.
18068 * config/i386/sse.md (AVXMODEDI): New.
18069 (avx_movnt<mode>): Likewise.
18070 (avx_movnt<mode>): Likewise.
18071 (<sse>_movnt<mode>): Remove AVX support.
18072 (sse2_movntv2di): Likewise.
18074 2009-01-07 Richard Guenther <rguenther@suse.de>
18076 PR middle-end/38751
18077 * fold-const.c (extract_muldiv): Remove obsolete comment.
18078 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18079 to PLUS_EXPR canonicalization for the canonicalization.
18081 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18083 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18084 hosted cross-compilers generating less efficient code.
18086 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18088 * function.h (rtl_data): Add a dbr_scheduled_p field.
18089 * reorg.c (dbr_schedule): Set it.
18090 (gate_handle_delay_slots): Check it.
18091 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18092 (mips_reorg): Check flag_delayed_branch instead of
18093 mips_base_delayed_branch.
18094 (mips_override_options): Don't set mips_base_delayed_branch
18095 or flag_delayed_branch.
18097 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18099 PR rtl-optimization/38426.
18100 * ira.c (ira): Set current_function_is_leaf earlier.
18102 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18104 PR rtl-optimization/38722
18105 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18106 too early, only set a flag and modify after last possible
18109 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18112 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18113 * real.c (decimal_single_format): Correct values of emin and emax.
18114 (decimal_double_format): Ditto.
18115 (decimal_quad_format): Ditto.
18116 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18117 computation of DECnn_MIN and DECnn_MAX for corrected values of
18118 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18119 __DECnn_MIN__, and adjust its computation for the corrected value
18122 2009-01-06 Jan Hubicka <jh@suse.cz>
18125 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18127 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18129 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18130 Add Robert Clark to the list of testers.
18132 2009-01-06 Jan Hubicka <jh@suse.cz>
18133 Kai Tietz <kai.tietz@onevision.com>
18135 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18136 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18138 2009-01-06 Jan Hubicka <jh@suse.cz>
18139 Kai Tietz <kai.tietz@onevision.com>
18141 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18143 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18144 (ix86_nsaved_regs): Count only general purpose regs.
18145 (ix86_nsaved_sseregs): New.
18146 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18147 to 16 for w64; compute padding and size of sse reg save area.
18148 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18149 general purpose regs.
18150 (ix86_emit_save_sse_regs_using_mov): New.
18151 (ix86_expand_prologue): Save SSE regs if needed.
18152 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18153 (ix86_emit_restore_sse_regs_using_mov): New.
18154 (ix86_expand_epilogue): Save SSE regs if needed.
18156 2009-01-06 Jan Hubicka <jh@suse.cz>
18157 Kai Tietz <kai.tietz@onevision.com>
18159 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18160 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18161 functions when accumulate outgoing args is off.
18163 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18166 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18167 before using pseudos_have_intersected_live_ranges_p.
18169 * ira-int.h (ira_assert): Always define.
18171 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18173 AVX Programming Reference (December, 2008)
18174 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18175 (_mm256_permute2_pd): Likewise.
18176 (_mm_permute2_ps): Likewise.
18177 (_mm256_permute2_ps): Likewise.
18178 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18179 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18181 * config/i386/i386.c (ix86_builtins): Remove
18182 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18183 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18184 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18185 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18186 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18187 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18188 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18189 __builtin_ia32_vpermil2ps256.
18190 (ix86_init_mmx_sse_builtins): Updated.
18191 (ix86_expand_args_builtin): Likewise.
18193 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18195 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18196 long absolute calls when generating PA 2.0 code.
18198 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18200 PR rtl-optimization/38583
18201 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18203 * params.def (ira-max-conflict-table-size): New.
18205 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18207 * ira.h (ira_conflicts_p): New external definition.
18209 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18210 table. Report this. Return result of building.
18211 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18212 building conflict table.
18214 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18215 (ira_color): Use ira_conflicts_p.
18217 * global.c: Include ira.h.
18218 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18221 * Makefile.in (global.o): Add ira.h.
18223 * ira-build.c (mark_all_loops_for_removal,
18224 propagate_some_info_from_allocno): New.
18225 (remove_unnecessary_allocnos): Call
18226 propagate_some_info_from_allocno.
18227 (remove_low_level_allocnos): New.
18228 (remove_unnecessary_regions): Add parameter. Call
18229 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18230 parameter to remove_unnecessary_regions.
18231 (ira_build): Remove all regions but root if the conflict table was
18232 not built. Update conflict hard regs for allocnos crossing calls.
18234 * ira.c (ira_conflicts_p): New global.
18235 (ira): Define and use ira_conflicts_p.
18237 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18238 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18239 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18241 2009-01-06 Ben Elliston <bje@au.ibm.com>
18243 * gengtype-lex.l (YY_NO_INPUT): Define.
18245 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18248 * c-common.c (handle_vector_size_attribute): Also reject
18249 BOOLEAN_TYPE types.
18251 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18253 PR tree-optimization/38492
18254 * graphite.c (rename_map_elt, debug_rename_elt,
18255 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18256 rename_map_elt_info, eq_rename_map_elts,
18257 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18258 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18259 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18260 (sese_build_livein_liveouts): New.
18261 (new_sese, free_sese): New.
18262 (new_scop): Call new_sese.
18263 (free_scop): Call free_sese.
18264 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18265 (register_old_new_names): Renamed register_old_and_new_names.
18266 (register_scop_liveout_renames, add_loop_exit_phis,
18267 insert_loop_close_phis, struct igp,
18268 default_liveout_before_guard, add_guard_exit_phis,
18269 insert_guard_phis, copy_renames): New.
18270 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18271 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18272 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18273 (scop_adjust_phis_for_liveouts): New.
18274 (gloog): Call scop_adjust_phis_for_liveouts.
18276 * graphite.h (struct sese): Documented. Added fields liveout,
18277 num_ver and livein.
18278 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18279 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18280 (struct scop): Added field liveout_renames.
18281 (SCOP_LIVEOUT_RENAMES): New.
18283 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18285 PR tree-optimization/38510
18286 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18287 (translate_clast): Call recompute_all_dominators before
18289 (gloog): Call recompute_all_dominators before graphite_verify.
18291 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18292 Jan Sjodin <jan.sjodin@amd.com>
18294 PR tree-optimization/38500
18295 * graphite.c (create_sese_edges): Call fix_loop_structure after
18298 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18300 * config.gcc: Add m32r*-*-rtems*.
18301 * config/m32r/rtems.h: New file.
18303 2009-01-05 Ben Elliston <bje@au.ibm.com>
18305 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18306 (.po.pox): Likewise.
18307 (po/gcc.pot): Likewise.
18309 2009-01-04 David S. Miller <davem@davemloft.net>
18311 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18312 (STARTING_FRAME_OFFSET): Always set to zero.
18314 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18316 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18317 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18318 fixed-point types, and vectors of the same.
18320 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18322 * config/mips/sync.md (*mb_barrier): Rename to...
18323 (*memory_barrier): ...this.
18325 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18327 * doc/extend.texi (Function Attributes): Move @cindex after @item
18328 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18329 and put in alphabetical order. Fix 'target' name and put in order.
18330 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18333 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18335 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18336 (memory_barrier): Expand as unspec instead of unspec_volatile.
18337 Remove mem:BLK from insn operands. Use Pmode scratch register.
18338 (*memory_barrier): Define as unspec instead of unspec_volatile.
18339 Use (match_dup 0) as input operand.
18341 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18342 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18343 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18344 scratch register. Remove operand 1.
18345 (*stbar): Define as unspec instead of unspec_volatile.
18346 Use (match_dup 0) as input operand, remove (const_int 8).
18347 (*membar): Define as unspec instead of unspec_volatile.
18348 Use (match_dup 0) as input operand, remove input operand 2.
18350 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18351 (memory_barrier): Expand as unspec instead of unspec_volatile.
18352 Remove mem:BLK from insn operands. Use Pmode scratch register.
18353 (*memory_barrier): Define as unspec instead of unspec_volatile.
18354 Use (match_dup 0) as input operand.
18356 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18357 Remove mem:BLK from insn operands. Use Pmode scratch register.
18358 Set volatile flag on operand 0.
18359 (*memory_barrier): New insn pattern.
18361 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18363 (*memory_barrier): Use (match_dup 0) as input operand.
18365 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18366 Remove mem:BLK from insn operands. Use Pmode scratch register.
18367 Set volatile flag on operand 0.
18368 (*mb_internal): New insn pattern.
18370 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18372 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18374 PR middle-end/38586
18375 * function.c (struct temp_slot): Move to the section of the file
18376 that deals with temp slots. Remove field 'address'.
18377 (temp_slot_address_table): New hash table of address -> temp slot.
18378 (struct temp_slot_address_entry): New struct, items for the table.
18379 (temp_slot_address_compute_hash, temp_slot_address_hash,
18380 temp_slot_address_eq, insert_temp_slot_address): Support functions
18382 (find_temp_slot_from_address): Rewrite to use the new hash table.
18383 (remove_unused_temp_slot_addresses): Remove addresses of temp
18384 slots that have been made available.
18385 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18386 worker function for remove_unused_temp_slot_addresses.
18387 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18388 Add the temp slot address to the address -> temp slot map.
18389 (update_temp_slot_address): Update via insert_temp_slot_address.
18390 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18391 (pop_temp_slots): Likewise.
18392 (init_temp_slots): Allocate the address -> temp slot map, or empty
18393 the map if it is already allocated.
18394 (prepare_function_start): Initialize temp slot processing.
18396 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18398 PR middle-end/38584
18399 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18400 Calculate the size of all stack vars assuming no packing of stack
18401 vars will happen, replacing a quadratic algorithm with a linear one.
18403 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18406 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18409 2009-01-03 Diego Novillo <dnovillo@google.com>
18411 * doc/contrib.texi: Update contributions.
18413 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18416 * builtins.c (fold_builtin_memory_op): Give up if either operand
18417 is volatile. Set srctype or desttype to non-qualified version
18421 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18422 and FUNCTION_DECLs.
18424 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18426 PR rtl-optimization/35805
18427 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18428 problem if fast dce is able to remove any instructions.
18429 * dce.c (dce_process_block): Fix dump message.
18431 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18434 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18436 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18438 PR middle-end/38690
18439 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18440 * tree-pretty-print.c (op_code_prio): New function.
18441 (op_prio): No longer static. Use op_code_prio.
18442 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18443 Use op_prio and op_code_prio to determine if () should be
18444 printed around operand(s) or not.
18446 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18447 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18448 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18449 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18450 pp_character instead of pp_string for single letter printing.
18452 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18454 * doc/extend.texi: Fix '#pragma GCC option' typo.
18456 2009-01-02 Richard Guenther <rguenther@suse.de>
18458 * doc/install.texi (--enable-checking): Mention different
18459 default for stage1.
18460 (--enable-stage1-checking): Document.
18462 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18464 PR middle-end/30142
18465 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18466 case to be an error.
18468 2009-01-02 Ben Elliston <bje@au.ibm.com>
18470 * config/fp-bit.h (pack_d): Constify argument.
18471 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18472 (isnan): Constify argument.
18474 (iszero): Likewise.
18475 (pack_d): Likewise.
18476 (_fpadd_parts): Constify return type.
18477 (_fpmul_parts): Likewise.
18478 (_fpdiv_parts): Likewise.
18480 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18483 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18484 warn about overwriting initializer with side-effects or
18485 -Woverride-init if !IMPLICIT.
18486 (output_init_element): Likewise. Pass IMPLICIT down to
18488 (process_init_element): Add IMPLICIT argument. Pass it down
18489 to output_init_element.
18490 (push_init_element, pop_init_level, set_designator): Adjust
18491 process_init_element callers.
18492 (set_nonincremental_init, set_nonincremental_init_from_string):
18493 Adjust add_pending_init callers.
18494 (output_pending_init_elements): Adjust output_init_element callers.
18495 * c-tree.h (process_init_element): Adjust prototype.
18496 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18497 process_init_element callers.
18500 Copyright (C) 2009 Free Software Foundation, Inc.
18502 Copying and distribution of this file, with or without modification,
18503 are permitted in any medium without royalty provided the copyright
18504 notice and this notice are preserved.